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1 2004-10-27 Geoffrey Keating <geoffk@apple.com>
2
3 * config/darwin.h (GTHREAD_USE_WEAK): Define.
4
5 2004-10-28 Ben Elliston <bje@au.ibm.com>
6
7 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
8 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
9 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
10 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
11 * tree-sra.c: Include "params.h".
12 (decide_block_copy): Use new parameters.
13 * doc/invoke.texi (Optimize Options): Document new SRA pass
14 parameters sra-max-structure-size and sra-field-structure-ratio.
15
16 2004-10-27 Nicolas Pitre <nico@cam.org>
17
18 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
19
20 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
21
22 PR tree-optimization/18048
23 * fold-const.c (try_move_mult_to_index): New function.
24 (fold): Use try_move_mult_to_index.
25 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
26 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
27 an all-ones unsigned constant without extra bits.
28 * tree.c (build_low_bits_mask): New function.
29 * tree.h (build_low_bits_mask): Declare.
30
31 2004-10-27 David Edelsohn <edelsohn@gnu.org>
32
33 PR target/17956
34 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
35 final condition.
36 (minsf3): Same.
37 (maxdf3): Same.
38 (mindf3): Same.
39
40 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
41
42 * tree-cfg.c (thread_jumps): Speed up by reordering the two
43 conditions for entering basic blocks into worklist.
44
45 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
46
47 * tree-cfg.c (thread_jumps): Speed up by pretending to have
48 ENTRY_BLOCK_PTR in worklist.
49
50 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
51
52 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
53 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
54
55 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
56
57 Fix PR tree-optimization/17133
58
59 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
60 def kill operand.
61
62 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
63 (get_v_must_def_result_ptr): Modify for new structure of
64 v_must_defs array.
65 (get_v_must_def_kill_ptr): New.
66 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
67 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
68 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
69 (op_iter_init): Initialize new mustu members.
70 (op_iter_next_mustdef): New function.
71 (op_iter_init_mustdef): Ditto.
72
73 * tree-flow.h (rewrite_def_def_chains): New function.
74
75 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
76 (ssa_mark_def_sites): Ditto.
77 (rewrite_stmt): Ditto.
78 (ssa_rewrite_stmt): Ditto.
79 (rewrite_blocks): Factor out from rewrite_into_ssa.
80 (mark_def_block_sites): Ditto.
81 (rewrite_def_def_chains): New function, just rewrites def-def
82 chains without phi node insertion.
83
84 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
85
86 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
87
88 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
89 they include the rhs now.
90
91 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
92 V_MUST_DEF_RESULT.
93
94 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
95 Update callers.
96 (mark_really_necessary_kill_operand_phis): New function.
97 (perform_tree_ssa_dce): Call it.
98 (pass_dce): Add TODO_fix_def_def_chains.
99 (pass_cd_dce): Ditto.
100
101 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
102 well.
103 (rewrite_mem_refs): Ditto.
104
105 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
106 as well.
107
108 * tree-ssa-operands.c (allocate_v_may_def_optype):
109 v_may_def_operand_type_t became v_def_use_operand_type_t.
110 (allocate_v_must_def_optype) Ditto.
111 (finalize_ssa_v_must_defs): Update for new operand type, as well
112 as setting the use portion as well.
113 (copy_virtual_operands): Copy the kill operand as well.
114 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
115 V_MUST_DEF_RESULT.
116
117 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
118 v_def_use_operand_type.
119 (v_must_def_optype_d): Use v_def_use_operand_type.
120 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
121 (V_MUST_DEF_KILL_*): New macros.
122 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
123 members.
124 Rename existing must_i and num_v_must members to mustd_i and
125 num_v_mustd.
126 (SSA_OP_VMUSTDEFKILL): New flag.
127 (SSA_OP_VIRTUAL_KILLS): New flag.
128 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
129 (SSA_OP_ALL_KILLS): New flag.
130 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
131
132 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
133
134 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
135 became V_MUST_DEF_RESULT.
136 (rename_variables_in_bb): Rename kill pointer as well.
137
138 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
139 immediate uses.
140
141 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
142
143 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
144 the block that needs it.
145
146 2004-10-27 Zack Weinberg <zack@codesourcery.com>
147
148 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
149 ATTRIBUTE_UNUSED.
150
151 2004-10-27 Zack Weinberg <zack@codesourcery.com>
152
153 * c-lex.c (cb_def_pragma): Clean up code for making location
154 palatable to diagnostic.c.
155
156 2004-10-27 Steven Bosscher <stevenb@suse.de>
157
158 PR tree-optimization/17757
159 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
160 without any PHI arguments left. Make sure the argument that
161 we're supposed to remove exists at all.
162
163 2004-10-27 Paul Brook <paul@codesourcery.com>
164
165 * configure.ac: Don't test for [build] __cxa_atexit when building a
166 cross compiler.
167 * configure: Regenerate.
168
169 2004-10-27 Paul Brook <paul@codeosurcery.com>
170
171 * configure.ac: Use build_exeext not host_exeext when lookin for
172 target tools.
173 * configure: Regenerate.
174
175 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
176
177 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
178
179 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
180 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
181
182 PR middle-end/14684
183 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
184 to match -fprofile-use.
185
186 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
187
188 * config/rs6000/rs6000.c: Fix a comment typo.
189
190 2004-10-27 Zack Weinberg <zack@codesourcery.com>
191
192 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
193 counter.
194
195 2004-10-27 Andreas Schwab <schwab@suse.de>
196
197 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
198 unused.
199 (default_stabs_asm_out_constructor): Likewise.
200
201 2004-10-26 Geoffrey Keating <geoffk@apple.com>
202
203 * builtins.c (fold_builtin_unordered_cmp): Always bring both
204 operands to the same type.
205
206 2004-10-26 James E Wilson <wilson@specifixinc.com>
207
208 PR target/18010
209 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
210
211 2004-10-26 Zack Weinberg <zack@codesourcery.com>
212
213 * dbxout.c: Include obstack.h.
214 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
215 default definition.
216 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
217 Default-define here.
218 (DBX_CONTIN_LENGTH): Move definition with others.
219 (DBX_FINISH_STABS): New target macro.
220 (current_sym_code, current_sym_value, current_sym_addr)
221 (current_sym_nchars, CHARS, dbxout_continue)
222 (print_int_cst_octal, print_octal, print_wide_int)
223 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
224 (stabstr_ob, stabstr_last_contin_point): New variables.
225 (NUMBER_FMT_LOOP): New improper macro.
226 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
227 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
228 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
229 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
230 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
231 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
232 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
233 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
234 New functions and/or proper function-like macros.
235 (CONTIN): Use stabstr_continue, unconditionally.
236 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
237 (dbxout_init): Initialize stabstr_ob. Check
238 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
239 if it was used. Use the new interfaces.
240 (dbxout_source_file): Remove file argument; always write to
241 asm_out_file. Use the new interfaces.
242 (dbxout_type_method_1): Remove second argument which is always
243 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
244 (dbxout_type_methods): Remove write-only variables. Use the
245 new interfaces.
246 (dbxout_parms): Refactor to remove code duplicated in each of
247 several successive if-else-if blocks. Use the new interfaces.
248 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
249 (dbxout_source_line, dbxout_finish, dbxout_type_index)
250 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
251 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
252 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
253 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
254 Use the new interfaces.
255 * Makefile.in (dbxout.o): Update dependencies.
256
257 * defaults.h: Don't define ASM_STABD_OP.
258 * output.h: Prototype new dbxout_* interfaces.
259 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
260 * varasm.c: Don't define ASM_STABS_OP.
261 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
262 Use the new dbxout.c interfaces. Call sorry if neither
263 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
264
265 * xcoffout.h: Don't define ASM_STABS_OP.
266 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
267 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
268 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
269 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
270 do { ... } while (0) idiom.
271
272 * config/alpha/alpha.c (num_source_filenames): Export.
273 * config/alpha/alpha.h (num_source_filenames): Declare.
274 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
275 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
276 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
277 Always use .debugsym. Update commentary.
278 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
279 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
280 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
281 Use new interfaces.
282 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
283 (macho_branch_islands): Use new interfaces.
284
285 * doc/tm.texi: Update.
286
287 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
288
289 * expr.c (emit_group_store): Do not treat floats as BLKmode.
290 (emit_group_load): Same.
291
292 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
293
294 * c-parse.in (datadef): Use pedwarn rather than error and warning
295 for diagnostic in case of no declaration specifiers.
296
297 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
298
299 PR bootstrap/15747
300 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
301 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
302 can be used to work around this.
303
304 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
305
306 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
307 doubles.
308
309 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
310
311 * stmt.c (expand_case): Update a comment.
312
313 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
314
315 * stmt.c (expand_case): Put an assertion that index_expr is
316 never INTEGER_CST. Don't special case for constant
317 index_expr.
318
319 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
320
321 PR 18162
322 * c-parse.in (designator): Finish with a semi-colon.
323
324 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
325
326 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
327 into rotlsi3.
328
329 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
330
331 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
332 a default case only.
333
334 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
335
336 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
337 e500 doubles.
338 (spe_build_register_parallel): New.
339 (rs6000_spe_function_arg): Handle e500 doubles.
340 (function_arg): Same.
341 (spe_func_has_64bit_regs_p): Same.
342 (rs6000_function_value): Same.
343 (rs6000_libcall_value): Same.
344 (legitimate_lo_sum_address_p): Return false for e500 doubles.
345
346 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
347 doubles.
348 (DATA_ALIGNMENT): Same.
349 (CANNOT_CHANGE_MODE_CLASS): Same.
350
351 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
352
353 * expr.c (emit_group_load): Handle floats.
354 (emit_group_store): Same.
355
356 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
357
358 * c-lex.c (get_nonpadding_token): Remove.
359 (c_lex_with_flags): Push timevar and eat padding here. Improve
360 stray token diagnostic.
361 (lex_string): Replace logic with switch statement, eat padding
362 token here.
363
364 2004-10-26 Geoffrey Keating <geoffk@apple.com>
365
366 PR 18149
367 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
368
369 2004-10-25 Geoffrey Keating <geoffk@apple.com>
370
371 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
372 to 'non-weak'.
373 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
374 (ASM_MAKE_LABEL_LINKONCE): Delete.
375 (ASM_WEAKEN_DECL): New.
376 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
377 (ASM_DECLARE_FUNCTION_NAME): Likewise.
378 (TEXT_SECTION_ASM_OP): Add a tab.
379 (DATA_SECTION_ASM_OP): Likewise.
380 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
381 data_section on every section change.
382 (EXTRA_SECTIONS): Add a bunch of new extra sections.
383 (EXTRA_SECTION_FUNCTIONS): Likewise.
384 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
385 (JCR_SECTION_NAME): Define.
386 (TARGET_SECTION_TYPE_FLAGS): Don't define.
387 * config/darwin.c (darwin_encode_section_info): A symbol is defined
388 in this file if it is not weak.
389 (textcoal_section): Delete.
390 (datacoal_section): Delete.
391 (darwin_make_decl_one_only): Delete.
392 (machopic_select_section): Handle functions.
393 (darwin_asm_named_section): Add a tab.
394 (darwin_section_type_flags): Delete.
395 (darwin_unique_section): Delete contents.
396 (darwin_emit_unwind_label): Add a tab. Make decls weak if
397 DECL_WEAK is set.
398 * config/darwin-protos.h (darwin_section_type_flags): Delete.
399 (darwin_make_decl_one_only): Delete.
400 (text_coal_section): New.
401 (text_unlikely_section): New.
402 (text_unlikely_coal_section): New.
403 (const_coal_section): New.
404 (data_coal_section): New.
405 (const_data_coal_section): New.
406 * varasm.c (function_section): Honour
407 USE_SELECT_SECTION_FOR_FUNCTIONS.
408 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
409 TARGET_USES_WEAK_UNWIND_INFO is in effect.
410 * dbxout.c (dbxout_source_file): Don't change sections while
411 a function is being output.
412
413 2004-10-25 David Ayers <d.ayers@inode.at>
414
415 * c-common.h: Remove RID_ID.
416 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
417 (typespec_reserved_attr): Add rule for TYPENAME
418 non_empty_protocolrefs.
419 (yylexname): Remove special handling of RID_ID.
420
421 2004-10-25 James E Wilson <wilson@specifixinc.com>
422
423 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
424
425 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
426
427 PR c/16667
428 * c-parse.in (array_designator): New.
429 (designator): Use it.
430 (initelt): Only permit array_designator without '=', not ".foo".
431
432 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
433 * gcc/Makefile.in: removed ggc for cgraphunit.
434 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
435 * gcc/cgraph.h: removed static var analysis data structures and calls.
436 * gcc/cgraphunit.c:
437 cgraph_mark_local_and_external_functions:changed name to
438 cgraph_mark_local_functions
439 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
440 cgraph_reset_static_var_maps,get_global_static_vars_info,
441 get_global_statics_not_read,get_global_statics_not_written,searchc,
442 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
443 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
444 scan_for_static_refs,cgraph_characterize_statics_local,
445 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
446 removed.
447 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
448 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
449 analysis
450 * gcc/tree-flow.h static_vars_info: removed
451 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
452 removed calls to static vars analysis.
453 get_call_expr_operands: removed callee variable.
454
455 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
456
457 * cfg.c (unchecked_make_edge, redirect_edge_succ,
458 redirect_edge_pred): Use VEC_safe_push instead of
459 VEC_safe_insert.
460 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
461
462 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
463
464 * cfgloopmanip.c (loopify): Take two more arguments true_edge
465 and false_edge.
466 * cfgloop.h: Adjust the corresponding prototype.
467 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
468 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
469
470 2004-10-25 Jakub Jelinek <jakub@redhat.com>
471
472 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
473 DECL_INCOMING_RTL is NULL.
474
475 2004-10-25 Steven Bosscher <stevenb@suse.de>
476
477 * timevar.def (TV_FIND_REFERENCED_VARS): New.
478 * tree-dfa.c (pass_referenced_var): Use it.
479
480 2004-10-25 Roger Sayle <roger@eyesopen.com>
481 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
482
483 * cse.c: Change encoding of quantity numbers to avoid undefined
484 pointer arithmetic on qty_table.
485 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
486 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
487 (new_basic_block): Assign "real" quantity numbers from zero.
488 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
489 REG_QTY to its unique negative value.
490 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
491 (cse_main): Don't include max_reg when determining max_qty.
492 (cse_basic_block): Avoid subtracting a large offset from qty_table,
493 which causes undefined C99 behaviour. Only allocate needed memory.
494
495 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
496
497 * stmt.c (expand_case): Remove an obsolete comment.
498
499 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
500
501 PR middle-end/17407
502 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
503 layout_type as it is already done by build_array_type.
504 * tree.c (build_array_type): Layout the type even
505
506 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
507
508 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
509
510 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
511
512 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
513 with wider-than-32-bit HOST_WIDE_INTs.
514
515 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
516
517 * config/mips/mips.c(mips_output_filename): Remove unused
518 array ltext_label_name
519
520 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
521
522 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
523
524 2004-10-25 Ben Elliston <bje@au.ibm.com>
525
526 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
527
528 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
529
530 * predict.c (predict_loops): Call scev_finalize instead of
531 scev_reset.
532
533 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
534
535 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
536 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
537 config/sh/ushmedia.h, config/sparc/elf.h,
538 config/sparc/sp64-elf.h: Update copyright.
539
540 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
541
542 * stmt.c (expand_case): Handle the default label outside of
543 the for loop. Remove code to handle a missing default label.
544
545 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
546
547 * dbxout.c (dbxout_function_decl): Don't use
548 DBX_OUTPUT_FUNCTION_END.
549 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
550 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
551
552 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
553
554 PR middle-end/17967
555 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
556
557 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
558
559 * tree-ssa-dom.c (record_equality): Use loop depth to determine
560 which way to record the equality as well.
561 (loop_depth_of_name): New function.
562
563 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
564
565 PR middle-end/17793
566 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
567 through the operand if it is a useless type conversion.
568
569 2004-10-23 Ben Elliston <bje@au.ibm.com>
570
571 * cfg.c (remove_edge): Use VEC_unordered_remove.
572 (redirect_edge_succ): Likewise.
573 (redirect_edge_pred): Likewise.
574 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
575
576 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
577
578 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
579 beyond its end.
580
581 2004-10-22 Eric Christopher <echristo@redhat.com>
582
583 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
584 saves.
585
586 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
587
588 * config/rs6000/spe.md (spe_extendsfdf2): New.
589 (movdf_e500_double): New.
590 (spe_truncdfsf2): New.
591 (spe_absdf2): New.
592 (spe_nabsdf2): New.
593 (spe_negdf2): New.
594 (sub_adddf3): New.
595 (spe_subdf3): New.
596 (spe_muldf3): New.
597 (spe_floatsidf2): New.
598 (spe_floatunssidf2): New.
599 (fix_truncdfsi2): New.
600 (spe_fixuns_truncdfsi2): New.
601
602 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
603 (fpr_truncdfsf2): New.
604 (negdf2): Change to expander.
605 (fpr_negdf2): New.
606 (fpr_nabsdf2): Name pattern.
607 (adddf3): Change to expander.
608 (fpr_adddf3): Nem.
609 (subdf3): Change to expander.
610 (fpr_subdf3): New.
611 (muldf3): Change to expander.
612 (fpr_muldf3): New.
613 (divdf3): Change to expander.
614 (fpr_divdf3): New.
615 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
616 (cmpdf): Allow for TARGET_E500_DOUBLE.
617
618 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
619
620 * c-semantics.c (re_push_stmt_list): Remove.
621 * c-common.h: Remove the corresponding prototype.
622
623 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
624
625 * stmt.c (asm_op_is_mem_input): Remove.
626 * tree.h: Remove the corresponding prototype.
627
628 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
629
630 * tree-gimple.c (is_gimple_constructor_elt): Remove.
631 * tree-gimple.h: Remove the corresponding prototype.
632
633 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
634
635 * varasm.c (get_pool_mode_for_function, get_pool_offset):
636 Remove.
637 * rtl.h: Remove the corresponding prototypes.
638
639 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
640
641 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
642 edge information when we commit ourselves to threading a
643 particular jump.
644
645 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
646
647 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
648 into worklist instead of their indexes.
649
650 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
651
652 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
653 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
654 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
655 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
656 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
657 tree-scalar-evolution.c, tree-ssa-dom.c,
658 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
659 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
660 tree-vectorizer.c, vec.h: Fix comment formatting.
661
662 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
663
664 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
665 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
666
667 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
668
669 * config/ptx4.h, config/mcore/mcore-pe.h,
670 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
671
672 2004-10-22 Peter Barada <peter@the-baradas.com>
673
674 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
675 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
676 renaming of non-live registers in interrupt functions.
677 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
678
679 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
680
681 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
682 Use integer for loop counter.
683 (num_ending_zeros): New function.
684 (number_of_iterations_cond): Use num_ending_zeros.
685
686 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
687
688 * config.gcc: Add support for --enable-e500_double.
689
690 * config/rs6000/e500-double.h: New file.
691
692 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
693 TARGET_E500_DOUBLE.
694
695 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
696 TARGET_E500_DOUBLE.
697
698 * config/rs6000/linuxspe.h: Same.
699
700 * doc/invoke.texi (Option Summary): Document new options for
701 mfloat-gprs.
702 (RS/6000 and PowerPC Options): Same.
703
704 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
705 function.
706 (rs6000_override_options): Use it. Use
707 SUB3TARGET_OVERRIDE_OPTIONS.
708 Add 8548 to processor_target_table.
709 (rs6000_legitimate_address): Handle e500 doubles.
710 (rs6000_legitimize_address): Same.
711 (rs6000_legitimize_reload_address): Same.
712 (rs6000_hard_regno_nregs): Same.
713 (spe_func_has_64bit_regs_p): Same.
714 (emit_frame_save): Same.
715 (gen_frame_mem_offset): Same.
716 (rs6000_dwarf_register_span): Same.
717 (rs6000_generate_compare): Same.
718 (easy_fp_constant): Same.
719 (legitimate_offset_address_p): Same.
720
721 * config/rs6000/spe.md: (cmdfeq_gpr): New.
722 (tstdfeq_gpr): New.
723 (cmpdfgt_gpr): New.
724 (tstdfgt_gpr): New.
725 (tstdfgt_gpr): New.
726 (cmpdflt_gpr): New.
727 (tstdflt_gpr): New.
728 Add new constants.
729
730 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
731
732 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
733
734 2004-10-21 Zack Weinberg <zack@codesourcery.com>
735
736 * dbxout.c: Remove unnecessary #undefs.
737 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
738 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
739 definition into use sites.
740 (cwd): Make local to dbxout_init.
741 (dbxout_init): Restructure cwd-using logic for clarity. Use
742 IS_DIR_SEPARATOR.
743 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
744 STABS_GCC_MARKER folded in here.
745 * system.h: Poison now-unused macros.
746 * doc/tm.texi: Remove documentation of now-unused macros.
747
748 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
749
750 PR c/17538
751 * c-opts.c (push_command_line_include): Use the current file
752 name instead of the main one.
753
754 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
755
756 PR objc/17923
757 * tree.c (staticp): A CONST_DECL has static storage if either
758 TREE_STATIC or DECL_EXTERNAL is set.
759 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
760 have null names.
761
762 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
763
764 * expr.c (store_expr): Remove dont_store_target.
765
766 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
767
768 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
769
770 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
771
772 * tree-cfg.c (thread_jumps): Move a part of it to ...
773 (thread_jumps_from_bb): ... here.
774
775 2004-10-21 David Edelsohn <edelsohn@gnu.org>
776
777 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
778 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
779
780 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
781
782 * expr.c (store_expr): Clean up by renaming want_value to
783 call_param_p.
784
785 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
786
787 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
788 fixup pc here.
789
790 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
791
792 PR 18004.
793 * expmed.c (store_bit_field): Pass original 'value' before
794 recursing.
795
796 2004-10-21 Nicolas Pitre <nico@cam.org>
797
798 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
799 * config/arm/ieee754-df.S: Ditto.
800
801 2004-10-20 Zack Weinberg <zack@codesourcery.com>
802
803 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
804 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
805 Default to 0.
806 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
807 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
808 an internal label and an N_SLINE .stabn whose value is the
809 difference between that label and the function entry label.
810 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
811 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
812 label and an N_SO stab with an empty string referring to it.
813 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
814 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
815 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
816 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
817 macro is never defined.
818 * sdbout.c (sdbout_source_line_counter): Delete.
819 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
820 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
821 only two arguments.
822 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
823
824 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
825 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
826 definitions (identical to default).
827 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
828 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
829 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
830 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
831 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
832 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
833 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
834 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
835 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
836 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
837 (sym_lineno): Delete.
838 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
839 now-unused variable.
840 (alpha_output_lineno): Delete.
841 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
842 * config/mips/mips.c (mips_output_filename): Don't use
843 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
844 (mips_output_lineno): Delete.
845 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
846 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
847 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
848 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
849 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
850 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
851 * config/mmix/mmix.h: Likewise.
852 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
853 * config/mmix/mmix-protos.h: Don't prototype it.
854 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
855 no need to #undef ASM_OUTPUT_SOURCE_LINE.
856 * config/arm/aout.h: Remove RISCiX-specific definition of
857 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
858 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
859 ASM_OUTPUT_SOURCE_LINE.
860 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
861 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
862 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
863
864 * doc/tm.texi: Update.
865
866 2004-10-20 Richard Henderson <rth@redhat.com>
867
868 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
869
870 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
871
872 * configure.ac: Revert my previous patch.
873 * configure: Regenerate.
874
875 2004-10-20 Ben Elliston <bje@au.ibm.com>
876
877 * config/rs6000/rs6000.c
878 (rs6000_va_start): Use build_va_arg_indirect_ref.
879 (rs6000_gimplify_va_arg): Likewise.
880
881 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
882
883 PR java/15575
884 * configure.ac: Declare AM_LANGINFO_CODESET.
885 * aclocal.m4: Define AM_LANGINFO_CODESET.
886 * configure, config.in: Rebuilt.
887
888 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
889
890 * expr.c (store_expr): Remove code that is run when
891 want_value & 1 is nonzero.
892
893 2004-10-20 Mark Mitchell <mark@codesourcery.com>
894
895 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
896 from function pointer to void *.
897
898 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
899
900 PR target/18032
901 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
902 the frame pointer adjustment when exception handling is enabled.
903
904 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
905
906 * stor-layout.c: Fix a comment typo.
907
908 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
909
910 * expr.c (store_field): Remove two arguments value_mode and
911 unsignedp.
912 (expand_assignment, store_constructor_field,
913 expand_expr_real_1): Adjust calls to store_field.
914
915 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
916
917 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
918
919 PR target/17317
920 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
921 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
922 base and index register for loads.
923
924 * config/arc/t-arc: Fix multilib handling.
925
926 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
927
928 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
929 don't inspect BLOCK_FOR_INSN for barriers.
930 * emit-rtl.c (emit_barrier_before): Revert last change.
931 (emit_barrier_after, emit_barrier): Ditto.
932
933 * doc/extend.texi (Extended Asm): Warn and provide example
934 solution for using a call-clobbered asm register.
935 (Local Reg Vars): Similar. Cross-reference example.
936
937 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
938
939 * tree-cfg.c (group_case_labels): Look at the second to last
940 case statement for combing with the default case.
941
942 2004-10-19 Richard Hendeson <rth@redhat.com>
943
944 PR 17962
945 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
946
947 2004-10-19 Richard Hendeson <rth@redhat.com>
948
949 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
950 succeeds, only expand the result.
951
952 2004-10-19 Richard Hendeson <rth@redhat.com>
953
954 PR middle-end/17885
955 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
956 of INDIRECT_REF.
957
958 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
959
960 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
961 loop with goto.
962
963 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
964
965 * expr.c (expand_assignment): Remove the last argument.
966 Change the return type to void.
967 * expr.h: Update the prototype of expand_assignment.
968 * function.c (assign_parm_setup_reg): Update a call to
969 expand_assignment.
970 * stmt.c (expand_asm_expr): Likewise.
971
972 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
973
974 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
975 unnecessary assignments to temp. Return const0_rtx.
976
977 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
978
979 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
980
981 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
982
983 * configure.ac (powerpc-*-darwin*): Require assembler to support
984 .machine directive.
985 * configure: Regenerate.
986
987 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
988
989 * reload1.c (ior_hard_reg_set): Remove.
990 (finish_spills): Use IOR_HARD_REG_SET instead of
991 ior_hard_reg_set.
992
993 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
994
995 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
996 the currently visited word to right.
997
998 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
999
1000 PR middle-end/18045
1001 * expmed.c (expand_smod_pow2): Handle modes whose size
1002 is greater than that of HOST_WIDE_INT.
1003
1004 2004-10-18 Ziemowit Laski <zlaski@apple.com>
1005
1006 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
1007
1008 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1009 Roger Sayle <roger@eyesopen.com>
1010
1011 PR middle-end/17813
1012 * dojump.c (discard_pending_stack_adjust): New function.
1013 (clear_pending_stack_adjust): Call it.
1014 * expr.h (discard_pending_stack_adjust): Declare it.
1015 * explow.c (emit_stack_save): Emit pending stack adjustments
1016 before saving the stack pointer.
1017 (emit_stack_restore): Discard pending stack adjustments before
1018 restoring the stack pointer.
1019
1020 2004-10-18 Richard Henderson <rth@redhat.com>
1021
1022 * c-common.c (handle_mode_attribute): Allow scalar->vector
1023 type changes yet.
1024
1025 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
1026
1027 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
1028 value to expand_assignment.
1029
1030 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
1031
1032 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
1033 thread_jumps.
1034 (thread_jumps): Iterate until no new forwarder block arises.
1035
1036 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
1037
1038 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
1039 (thread_jumps): Use forwardable as cache of
1040 tree_forwarder_block_p throughout the function.
1041
1042 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
1043
1044 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
1045
1046 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
1047
1048 PR middle-end/15014
1049 PR middle-end/16973
1050 * tree-cfg.c (remove_bb): If we have a label expression in the
1051 basic block and the label we have taken the address, move the
1052 label expression to the basic block which is previous in the
1053 linked list.
1054 (tree_verify_flow_info): Fix printing out the label name of the
1055 problematic label expression.
1056
1057 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
1058
1059 PR rtl-optimization/18002
1060 * simplify-rtx.c (mode_signbit_p): Externalize function...
1061 * rtl.h (mode_signbit_p): ... to here.
1062 * combine.c (simplify_shift_const): Recognize PLUS signbit as
1063 canonical form of XOR signbit and move to outer op.
1064
1065 2004-10-18 Diego Novillo <dnovillo@redhat.com>
1066
1067 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
1068 Update all callers.
1069 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
1070 Don't call fold_stmt more than once, use bsi_replace.
1071
1072 2004-10-18 Diego Novillo <dnovillo@redhat.com>
1073
1074 PR tree-optimization/17656
1075 * tree-ssa.c (replace_immediate_uses): When replacing a
1076 constant, if the call to fold_stmt produced a different
1077 statement, get an appropriate statement pointer by scanning
1078 STMT's basic block.
1079
1080 2004-10-18 Richard Henderson <rth@redhat.com>
1081
1082 * pointer-set.c (hash1): Don't use libm functions in fallback case.
1083
1084 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
1085
1086 PR bootstrap/17684
1087 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
1088 (stage1-start): Remove and copy libunwind.a and
1089 libunwind*$(SHLIB_EXT) instead of libunwind*.
1090 (stage2-start): Likewise.
1091 (stage3-start): Likewise.
1092 (stage4-start): Likewise.
1093 (stageprofile-start): Likewise.
1094 (stagefeedback-start): Likewise.
1095
1096 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
1097 the shared library to be created and don't remove the existing
1098 shared library.
1099 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
1100 * config/i386/t-nwld (SHLIB_LINK): Likewise.
1101 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
1102 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
1103 * config/sh/t-linux (SHLIB_LINK): Likewise.
1104 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
1105 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
1106 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
1107 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
1108
1109 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
1110 files.
1111
1112 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
1113
1114 * basic-block.h (reg_set_iterator): New.
1115 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
1116 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
1117 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
1118 * caller-save.c (save_call_clobbered_regs): Adjust to the new
1119 style.
1120 * cfgcleanup.c (thread_jump): Likewise.
1121 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
1122 * conflict.c (conflict_graph_compute): Likewise.
1123 * flow.c (verify_local_live_at_start, update_life_info,
1124 initialize_uninitialized_subregs, propagate_one_insn,
1125 init_propagate_block_info, free_propagate_block_info,
1126 propagate_block, dump_regset): Likewise.
1127 * global.c (global_conflicts): Likewise.
1128 * graph.c (start_bb): Likewise.
1129 * local-alloc.c (update_equiv_regs): Likewise.
1130 * loop.c (load_mems): Likewise.
1131 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
1132 find_reg, finish_spills): Likewise.
1133 * resource.c (mark_target_live_regs): Likewise.
1134 * sched-deps.c (sched_analyze_insn): Likewise.
1135 * sched-rgn.c (sched-rgn.c): Likewise.
1136 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
1137
1138 2004-10-18 Jakub Jelinek <jakub@redhat.com>
1139
1140 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
1141 operand 1 instead of 2
1142
1143 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
1144
1145 * loop-unroll.c: Fix comment typos.
1146
1147 2004-10-18 Revital Eres <eres@il.ibm.com>
1148
1149 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
1150 * loop-unroll.c: Include varray.h.
1151 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
1152 opt_info and expand it to support variable expansion.
1153 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
1154 expand it to support variable expansion.
1155 (pt_info_start_duplication): Rename si_info_start_duplication.
1156 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
1157 to the variable expansion optimization.
1158 (free_opt_info): Rename free_si_info.
1159 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
1160 expand_var_during_unrolling, insert_var_expansion_initialization,
1161 combine_var_copies_in_loop_exit, release_var_copies,
1162 get_expansion): New functions.
1163 (peel_loop_completely, unroll_loop_constant_iterations,
1164 unroll_loop_runtime_iterations, peel_loop_simple,
1165 unroll_loop_stupid): Change uses of struct si_info
1166 to struct opt_info
1167 and add uses of fvariable-expansion-in-unroller flag.
1168 * params.def: Add parameter to restrict the number of expansions.
1169 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
1170 the number of expansions.
1171 * common.opt: (fvariable-expansion-in-unroller): New flag.
1172 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
1173
1174 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1175
1176 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
1177 __GXX_MERGED_TYPEINFO_NAMES to 0.
1178
1179 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
1180
1181 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
1182 handle barriers in a bb by checking that it points to a NULL bb.
1183 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
1184 (emit_barrier_after, emit_barrier): Ditto.
1185
1186 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
1187
1188 * doc/extend.texi (Attribute Syntax): Clarify details of
1189 attributes on parameters.
1190
1191 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
1192
1193 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
1194 loop.
1195
1196 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
1197
1198 Revert:
1199 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
1200
1201 * c-typeck.c (default_function_array_conversion): Always create
1202 &a[0] for array types.
1203 (build_unary_op): Do not fold &a[x] into a + x.
1204
1205 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
1206
1207 PR middle-end/17925
1208 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
1209 block if there is a goto with a locus.
1210
1211 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
1212
1213 * config/elfos.h, config/gofast.h, config/interix.h,
1214 config/netbsd.h, config/svr3.h, config/vxworks.h,
1215 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
1216 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1217 config/alpha/netbsd.h, config/arm/arm-modes.def,
1218 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
1219 config/cris/aout.h, config/frv/frv-modes.def,
1220 config/i386/beos-elf.h, config/i386/gas.h,
1221 config/i386/i386-coff.h, config/i386/i386-modes.def,
1222 config/i386/linux.h, config/i386/linux64.h,
1223 config/i386/mingw32.h, config/i386/netbsd-elf.h,
1224 config/i386/netbsd64.h, config/i386/sco5.h,
1225 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
1226 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
1227 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
1228 config/mips/mips-modes.def, config/mips/sdb.h,
1229 config/mips/vr.h, config/mips/vxworks.h,
1230 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1231 config/pa/pa32-linux.h, config/rs6000/40x.md,
1232 config/rs6000/7450.md, config/rs6000/8540.md,
1233 config/rs6000/linuxspe.h, config/rs6000/power4.md,
1234 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
1235 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
1236 config/s390/s390-modes.def, config/sh/elf.h,
1237 config/sh/sh-modes.def, config/sh/sh64.h,
1238 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
1239 config/stormy16/stormy16.md, config/v850/v850-protos.h,
1240 config/vax/vax.md: Update copyright.
1241
1242 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
1243
1244 * expr.c (expand_expr_real_1): Remove an obsolete comment.
1245
1246 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
1247
1248 * c-typeck.c (default_function_array_conversion): Always create
1249 &a[0] for array types.
1250 (build_unary_op): Do not fold &a[x] into a + x.
1251
1252 2004-10-17 Jakub Jelinek <jakub@redhat.com>
1253
1254 * pointer-set.c (hash1): Use integer part of 2^64 / phi
1255 instead 2^32 / phi if long is 64-bit.
1256
1257 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
1258
1259 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
1260 RID_PTRVALUE.
1261 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
1262 declarations.
1263 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
1264 __ptrextent__, __ptrvalue and __ptrvalue__.
1265 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
1266 entries.
1267
1268 2004-10-16 Dale Johannesen <dalej@apple.com>
1269
1270 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
1271
1272 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
1273
1274 PR tree-optimization/17766
1275 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
1276 (dom_info_available_p): Declare.
1277 * cfghooks.c (split_block, make_forwarder_block): Use
1278 dom_info_available_p.
1279 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
1280 free_dominance_info, verify_dominators): Ditto.
1281 (dom_info_available_p): New function.
1282 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
1283 (thread_jumps): Use dom_info_available_p.
1284 * tree-complex.c (expand_complex_div_wide): Ditto.
1285 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1286
1287 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
1288
1289 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
1290 (find_best_candidate): Take also important candidates into account.
1291 (find_optimal_iv_set): Initialize important_candidates bitmap.
1292
1293 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
1294
1295 PR tree-optimization/17560
1296 * predict.c (tree_estimate_probability): Mark irreducible
1297 loops.
1298
1299 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
1300
1301 PR rtl-optimization/17723
1302 * cfgcleanup.c (merge_memattrs): Handle case when
1303 MEM_SIZE == NULL_RTX.
1304
1305 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
1306
1307 * toplev.c (dump_file_name): Change type to be const.
1308
1309 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
1310
1311 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
1312 non_lvalue to stop something being a null pointer constant.
1313
1314 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
1315
1316 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
1317 available for TARGET_FPRS.
1318 (FUNCTION_VALUE_REGNO_P): Same.
1319
1320 2004-10-15 Geoffrey Keating <geoffk@apple.com>
1321
1322 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1323 -maltivec in same style as other ISA options.
1324
1325 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
1326
1327 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
1328 definition.
1329
1330 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
1331
1332 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
1333 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
1334 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
1335 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
1336 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
1337 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
1338 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
1339 predict.def, predict.h, protoize.c, reload.h, resource.h,
1340 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
1341 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
1342 unwind-sjlj.c, value-prof.h: Update copyright.
1343
1344 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
1345
1346 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
1347
1348 2004-10-15 Diego Novillo <dnovillo@redhat.com>
1349
1350 * tree-optimize.c (execute_one_pass): Stop timer right after
1351 executing the pass.
1352
1353 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
1354
1355 Revert:
1356 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
1357 PR middle-end/17967
1358 Revert:
1359 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
1360 (remove_useless_stmts_1): Fold trees we know how to fold.
1361
1362 2004-10-14 David Edelsohn <edelsohn@gnu.org>
1363
1364 * configure.ac: Add .machine power4 directive when testing for
1365 mfcr field.
1366 * configure: Regenerate.
1367
1368 2004-10-14 Geoffrey Keating <geoffk@apple.com>
1369
1370 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
1371
1372 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
1373
1374 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
1375 always.
1376
1377 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
1378
1379 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
1380 for 'f' if !TARGET_FPRS.
1381
1382 2004-10-14 Richard Henderson <rth@redhat.com>
1383
1384 PR debug/14492
1385 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
1386
1387 2004-10-14 Richard Henderson <rth@redhat.com>
1388
1389 PR c/17023
1390 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
1391 as error_mark_node.
1392 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
1393 instaed of current_function_decl non-null.
1394
1395 2004-10-14 Matt Austern <austern@apple.com>
1396
1397 * pointer-set.c: New file, special-purpose hash table.
1398 * pointer-set.h: New file.
1399 * tree.h (struct pointer_set_t): Declare as opaque type.
1400 (tree_walk): Last argument is pointer_set_t* now.
1401 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
1402 (walk_type_fields):
1403 (walk_tree): Convert from htab_t to pointer_set_t for keeping
1404 track of which nodes have already been visited.
1405 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
1406 * cgraphunit.c (cgraph_create_edges): Likewise.
1407 (cgraph_characterize_statics_local): Likewise.
1408 * tree-dfa.c (collect_dfa_stats): Likewise.
1409 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
1410 pointer_set_t* now.
1411 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
1412 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
1413 of walk_subtrees is pointer_set_t* now.
1414 * Makefile.in (OBJS-common): add pointer-set.o
1415 (tree-inline.o): Depends on pointer-set.h
1416 (tree-dfa.o): Likewise
1417 (cgraphunit.o): Likewise
1418
1419 2004-10-14 Geoffrey Keating <geoffk@apple.com>
1420
1421 * config/rs6000/darwin.h (ASM_SPEC): Delete.
1422 (TARGET_ASM_FILE_START): Define.
1423 * config/darwin.h (ASM_SPEC): Define.
1424 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
1425 -mlong-double-128, it's the default. Update comment about reason
1426 for force_cpusubtype_ALL.
1427 * config/rs6000/darwin-vecsave.asm: Supply .machine.
1428 * config/rs6000/darwin-world.asm: Likewise.
1429 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
1430 (symbolic_operand): Delete #if 0ed code.
1431
1432 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
1433
1434 * stmt.c (add_case_node): Make sure that we have integer
1435 constant before calling tree_int_cst_compare.
1436
1437 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
1438
1439 PR middle-end/17967
1440 Revert:
1441 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
1442 (remove_useless_stmts_1): Fold trees we know how to fold.
1443
1444 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
1445
1446 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
1447 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
1448 -m64.
1449
1450 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
1451
1452 * reload.c (find_reloads): When reloading a PLUS with constant
1453 operand, make sure the constant is pushed to the constant pool
1454 if required.
1455 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
1456 reload bug workaround.
1457 (s390_expand_plus_operand): Likewise.
1458
1459 2004-10-14 David Edelsohn <edelsohn@gnu.org>
1460
1461 * opts.c (common_handle_option): Do not enable
1462 flag_speculative_prefetching for -fprofile-generate/use.
1463
1464 2004-10-14 Devang Patel <dpatel@apple.com>
1465
1466 PR 17635
1467 * tree-if-conv.c (process_phi_nodes): Process latch block.
1468 (combine_blocks): Process latch block and update loop structure.
1469
1470 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
1471
1472 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
1473 (vect_update_ivs_after_vectorizer):
1474 (vect_transform_for_unknown_loop_bound):
1475 (tree_duplicate_loop_to_edge):
1476 (allocate_new_names):
1477 (rename_use_op):
1478 (rename_def_op):
1479 (rename_variables_in_bb):
1480 (free_new_names):
1481 (rename_variables_in_loop):
1482 (copy_phi_nodes):
1483 (update_phis_for_duplicate_loop):
1484 (update_phi_nodes_for_guard):
1485 (make_loop_iterate_ntimes):
1486 (tree_duplicate_loop_to_edge_cfg):
1487 (add_loop_guard):
1488 (vect_analyze_loop_with_symbolic_num_of_iters):
1489 (verify_loop_for_duplication):
1490 (vect_gen_niters_for_prolog_loop):
1491 (vect_update_niters_after_peeling):
1492 (vect_update_inits_of_dr):
1493 (vect_update_inits_of_drs):
1494 (vect_build_loop_niters):
1495 (vect_do_peeling_for_alignment): New functions.
1496 (vect_transform_loop): Add unknown and known but indivisible loop
1497 bound support; add peeling for unalignment support.
1498 (vect_analyze_loop_form): Support symbolic number of iterations.
1499 (vect_transform_loop_bound): New input parameter.
1500 (vect_get_loop_niters): Change input parameter type.
1501 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
1502 (vectorizable_store): Allow unaligned access.
1503 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
1504 (vect_analyze_data_refs_alignment): Allowed one unaligned
1505 store.
1506 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
1507 to use tree.
1508 (LOOP_VINFO_INT_NITERS): New macro.
1509 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
1510 (do_peeling_for_alignment):
1511 (unaligned_drs): New members of _loop_vec_info.
1512 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
1513
1514 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
1515
1516 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
1517 (struct tree_string): Remove "const" qualifier for "str".
1518
1519 2004-10-14 Ira Rosen <irar@il.ibm.com>
1520
1521 * tree-vectorizer.c (vect_analyze_data_refs): Call
1522 vect_get_base_and_bit_offset to get memory tag for array ref.
1523 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
1524
1525 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
1526
1527 * configure.ac: Use $LN_S for creating symlinks (not $LN).
1528 * configure: Regenerate.
1529
1530 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1531
1532 * doc/install.texi (*-*-solaris2*): Update with info about kernel
1533 patches to solve spurious testsuite failures.
1534
1535 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
1536
1537 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
1538 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
1539 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
1540 gcc_assert under ENABLE_CHECKING.
1541 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
1542 get_vectype_for_scalar_type).
1543
1544 (vect_get_vec_def_for_operand): Remove redundant variables.
1545 (vect_transform_loop): Likewise.
1546
1547 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
1548
1549 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
1550 global for -mcaller-super-interworking.
1551 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
1552 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
1553 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
1554 not need a frame pointer.
1555 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
1556 the soft frame pointer offset.
1557 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
1558 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
1559 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
1560 the stack. Use frame_pointer_needed to choose between them.
1561 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
1562 (interwork_with_frame): New macro.
1563 (interwork): Add _interwork_{r7,r11}_call_via_rN().
1564
1565 2004-10-14 Ben Elliston <bje@au.ibm.com>
1566
1567 PR other/17900
1568 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
1569 up the filename looking for a previous directory separator.
1570
1571 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
1572
1573 * c-tree.h (enum c_typespec_kind, struct c_typespec,
1574 parser_xref_tag): New.
1575 (struct c_declspecs): Add tag_defined_p. Adjust definition of
1576 typedef_p.
1577 (declspecs_add_type): Adjust prototypes.
1578 * c-parse.in (%union): Add tstype.
1579 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
1580 typespec_reserved_attr, typespec_nonreserved_nonattr,
1581 structsp_attr, structsp_nonattr): Change to tstype. Update
1582 actions.
1583 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
1584 (declspecs_add_type): Update to take struct c_typespec argument.
1585 Set tag_defined_p and typedef_p as appropriate.
1586 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
1587 Update to return struct c_typespec.
1588 (shadow_tag_warned): Don't let empty declarations with qualifiers
1589 or storage class specifiers redeclare a tag if a previous
1590 declaration is visible.
1591
1592 2004-10-13 Richard Henderson <rth@redhat.com>
1593
1594 PR debug/15860
1595 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
1596 for DECL_INCOMING_RTL.
1597
1598 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
1599
1600 PR target/17984
1601 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
1602 trunc_int_for_mode for constants used in shortened mode.
1603
1604 2004-10-13 Richard Henderson <rth@redhat.com>
1605
1606 PR c/17384
1607 * c-common.c (handle_mode_attribute): Disallow mode changes that
1608 alter the CODE of the top-level type.
1609
1610 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
1611 integer from internal limits macros.
1612 * config/i386/mm3dnow.h (__v2sf): Fix base type.
1613
1614 2004-10-13 Richard Henderson <rth@redhat.com>
1615
1616 PR debug/13841
1617 * function.c (instantiate_decl): Recurse for CONCAT.
1618
1619 2004-10-13 David Edelsohn <edelsohn@gnu.org>
1620
1621 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
1622 andi./andis.
1623 (anddi3): Same.
1624 (extzvdi_internal1): Add attribute "compare".
1625 (extzvdi_internal2): Same.
1626
1627 2004-10-12 Tom Tromey <tromey@redhat.com>
1628
1629 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
1630
1631 2004-10-13 Dale Johannesen <dalej@apple.com>
1632
1633 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
1634
1635 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
1636
1637 * toplev.c (compile_file): Call mudflap_finish_file from here ...
1638 * c-decl.c (c_write_global_declarations): ... instead of here ...
1639 * cp/decl.c (cp_finish_file): ... and here.
1640 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
1641
1642 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1643
1644 * tree-ssa-dom.c (record_range): Free the element if we are not
1645 going to use it.
1646
1647 2004-10-13 Tom Tromey <tromey@redhat.com>
1648
1649 PR java/15578:
1650 * gcc.c (option_map): Added --extdirs and --encoding.
1651
1652 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1653
1654 PR target/14454
1655 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
1656 sparc_can_output_mi_thunk.
1657 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
1658 handling of vcall offset.
1659 (sparc_can_output_mi_thunk): New predicate.
1660 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
1661 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
1662 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
1663
1664 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
1665
1666 * config/sparc/sparc.md (movdi): Remove redundant test.
1667
1668 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
1669
1670 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
1671 TDF_IPA from -fdump-tree-*-all.
1672
1673 2004-10-13 Paul Brook <paul@codesourcery.com>
1674
1675 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
1676 * config/arm/arm.c (thumb_find_work_register): Update comments.
1677 (arm_load_pic_register): Add argument for scratch register.
1678 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
1679 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
1680
1681 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
1682
1683 * tree-data-ref.c: Fix comment typos.
1684
1685 2004-10-13 Jakub Jelinek <jakub@redhat.com>
1686 Zdenek Dvorak <dvorakz@suse.cz>
1687
1688 PR tree-optimization/17724
1689 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
1690
1691 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
1692
1693 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
1694 (altivec_builtin_mask_for_store): Likewise.
1695 (altivec_init_builtins): Use lang_hooks.builtin_function to
1696 create the decls for builtin_altivec_mask_for_load/store.
1697
1698 2004-10-13 Nick Clifton <nickc@redhat.com>
1699
1700 * config/c4x/c4x.c: Remove inclusion of loop.h.
1701
1702 2004-10-12 Ben Elliston <bje@au.ibm.com>
1703
1704 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
1705 (ei_container): New; renamed.
1706 (ei_start, ei_last): New macros.
1707 (ei_start_1, ei_last_1): Renamed from ei_start.
1708 (ei_last_1, ei_end_p): Use ei_container() where applicable.
1709 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
1710 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
1711
1712 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
1713
1714 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
1715 * cfgloop.c (initialize_loops_parallel_p): New.
1716 (flow_loops_find): Initialize the parallel_p field to true for all
1717 the loops.
1718 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
1719 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
1720 the size of the data accessed in the loop.
1721 (struct nb_iter_bound): Moved...
1722 * cfgloop.h (struct nb_iter_bound): ... here.
1723 (estimated_nb_iterations, parallel_p): New fields in struct loop.
1724 (record_estimate): Declare extern here.
1725 * tree-chrec.c: Fix comments.
1726 (nb_vars_in_chrec): New function.
1727 * tree-chrec.h (nb_vars_in_chrec): Declared here.
1728 * tree-data-ref.c: Don't include lambda.h, that is already included
1729 in tree-data-ref.h.
1730 (tree_fold_divides_p): Don't check for integer_onep.
1731 (tree_fold_bezout): Removed.
1732 (gcd): New static duplicated function.
1733 (int_divides_p, dump_subscript): New.
1734 (dump_data_dependence_relation): Use dump_subscript.
1735 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
1736 estimate_niter_from_size_of_data): New.
1737 (analyze_array_indexes, analyze_array): Call
1738 estimate_niter_from_size_of_data during the detection of array
1739 references. Pass in a pointer to the statement that contains the
1740 array reference.
1741 (all_chrecs_equal_p): New.
1742 (compute_distance_vector): Renamed compute_subscript_distance.
1743 Deal with multivariate conflict functions.
1744 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
1745 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
1746 (non_affine_dependence_relation): New.
1747 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
1748 analyze_siv_subscript, analyze_miv_subscript,
1749 analyze_overlapping_iterations, subscript_dependence_tester):
1750 Initialize and return last_conflicts function.
1751 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
1752 compute_overlap_steps_for_affine_1_2): New.
1753 (analyze_siv_subscript_affine_cst): Removed.
1754 (analyze_subscript_affine_affine): Disprove dependences based on the
1755 iteration domains. Solve the univariate dependence case as before,
1756 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
1757 Implement the multivariate case of 2 versus 1 variables.
1758 (build_classic_dist_vector, build_classic_dir_vector): Implement some
1759 unhandled cases.
1760 (find_data_references_in_loop): Compute and initialize
1761 loop->estimated_nb_iterations and loop->parallel_p.
1762 (analyze_all_data_dependences): Modify the debug dump order.
1763 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
1764 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
1765 (SUB_LAST_CONFLICT, subscript->last_conflict,
1766 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
1767 DDR_AFFINE_P, DDR_SIZE_VECT): New.
1768 (find_data_references_in_loop, initialize_data_dependence_relation,
1769 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
1770
1771 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
1772
1773 * configure: Regenerate.
1774
1775 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
1776
1777 PR 17892
1778 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
1779 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
1780 and constant folding of floating point MULT_EXPR/PLUS_EXPR
1781 expressions.
1782
1783 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
1784
1785 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
1786 (s390_gimplify_va_arg): Likewise.
1787
1788 2004-10-12 Daniel Jacobowitz <dan@debian.org>
1789
1790 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
1791 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
1792 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
1793 * regclass.c (record_address_regs): Remove ifdef. Use
1794 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
1795 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
1796 definition.
1797 (scan_rtx_address, replace_oldest_value_addr): Use
1798 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
1799 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
1800 unnecessary definitions.
1801 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
1802 and MODE_BASE_REG_REG_CLASS.
1803 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
1804 (MODE_BASE_REG_REG_CLASS): Define.
1805 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
1806 (REG_MODE_OK_FOR_REG_BASE_P): Define.
1807 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
1808 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
1809
1810 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
1811
1812 * tree-ssa-alias.c (verify_name_tags): New function.
1813 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
1814 (verify_alias_info): Call verify_name_tags.
1815
1816 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
1817
1818 PR rtl-optimization/17931
1819 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
1820 ZERO_EXTRACT in it.
1821
1822 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
1823
1824 * arm.c (arm_print_operand): Use output_operand_lossage where possible
1825 rather than aborting.
1826
1827 2004-10-12 Paul Brook <paul@coudesourcery.com>
1828
1829 * config.gcc: Add armv6{k,z,zk}
1830 * config/arm/arm-cores.def: Add arm1176 and mpcore.
1831 * config/arm/tune.md: Regenerate.
1832 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
1833 Define.
1834 (all_architectures): Add armv6k, armv6z, armv6zk.
1835 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
1836 * doc/invoke.texi: Document new arch and cpu values.
1837
1838 2004-10-12 Paul Brook <paul@coodesourcery.com>
1839
1840 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
1841 meabi=4.
1842
1843 2004-10-12 Paul Brook <paul@codesourcery.com>
1844
1845 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
1846 Handle negative constants.
1847
1848 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
1849
1850 PR c/17301
1851 * c-typeck.c (convert_arguments): Return error_mark_node if there
1852 are too few arguments.
1853 (build_function_call): Handle error_mark_node return from
1854 convert_arguments.
1855
1856 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
1857
1858 * configure.ac (symbolic_link): Replace with $LN_S.
1859 (Assembler/Linker): Hard link from gas and binutils trees.
1860 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
1861 * configure: Regenerate.
1862
1863 2004-10-12 Paul Brook <paul@codesourcery.com>
1864
1865 * configure.ac: Don't look for host assembler when building a canadian
1866 cross.
1867 * configure: Regenerate.
1868
1869 2004-10-11 Roger Sayle <roger@eyesopen.com>
1870
1871 PR other/17361
1872 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
1873 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
1874 line options for "-lang-asm" and if found allow any of the C-family
1875 front-end options.
1876 (c_common_handle_option): Remove last use of permit_fortran_options.
1877
1878 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1879
1880 * config/s390/s390.c (print_operand): Support 'S' format flag.
1881 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
1882 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
1883 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
1884 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
1885 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
1886 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
1887 ("*movstricthi"): Likewise.
1888 ("*load_multiple_di", "*load_multiple_si"): Likewise.
1889 ("*store_multiple_di", "*store_multiple_si"): Likewise.
1890 ("*sethiqisi", "*sethihisi"): Likewise.
1891 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
1892 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
1893 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
1894 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
1895 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
1896
1897 ("*tmhi_full"): Fix incorrect op_type attribute.
1898
1899 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
1900 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
1901 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
1902 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
1903
1904 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
1905
1906 PR middle-end/16266
1907 * function.c (temp_slots_at_level): Fix typo which creates too
1908 many temp stack slots levels.
1909
1910 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1911
1912 * config/s390/s390.c (s390_trampoline_template): Generate shorter
1913 trampoline code.
1914 (s390_trampoline_instantiate): Adapt.
1915 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
1916
1917 2004-10-11 Roger Sayle <roger@eyesopen.com>
1918
1919 PR middle-end/17657
1920 * stmt.c (add_case_node): Add additional type argument. Declare
1921 as static to match prototype. Convert the upper and lower bounds
1922 to the specified index type. Optimize away case ranges/values
1923 that are outside the index type's bounds. Truncate case ranges
1924 that span the index type's bounds.
1925 (expand_case): Avoid unnessary computation and memory allocation
1926 when index type is error_mark_node. Pass index_type as required
1927 by change to add_case_node API. No need to convert case range
1928 bounds to index_type, this is now done by add_case_node.
1929
1930 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
1931
1932 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
1933 * config/s390/s390.c (s390_offset_p): New function.
1934 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
1935 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
1936 transform Q->Q alternatives to *clc pattern.
1937 ("*clc"): Move.
1938 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1939 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
1940 to transform Q->Q alternatives to *mvc pattern.
1941 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
1942 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
1943 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
1944 transform Q->Q alternatives to *nc pattern.
1945 ("*nc"): New insn. New peephole to merge adjacent NCs.
1946 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
1947 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
1948 transform Q->Q alternatives to *oc pattern.
1949 ("*oc"): New insn. New peephole to merge adjacent OCs.
1950 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
1951 transform Q->Q alternatives to *xc pattern.
1952 ("*xc"): New insn. New peephole to merge adjacent XCs.
1953 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
1954
1955 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1956
1957 * gimplify.c (gimple_push_condition): Make sure that we don't
1958 have any saved condition cleanup if we were at the top level.
1959
1960 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
1961
1962 * config/frv/frv.md (*adddi3_internal): Change name to...
1963 (adddi3): ...replacing the exisiting define_expand. Combine
1964 alternatives. Fix the range of the constant constraints ('J' instead
1965 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
1966 to extract the lower and upper halves of the DImode operands.
1967 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
1968 (adddi3_lower): Fix the range of the constant constraints and
1969 remove the bogus operands[2] check.
1970 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
1971 operand 2. Use addxi to handle constant operands.
1972 (subdi3_lower, subdi3_upper): Don't handle constant operands.
1973
1974 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
1975
1976 * gengtype-lex.l: Add commented } & ) characters to unconfuse
1977 editor's paren matching. Allow #define inside a struct.
1978
1979 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
1980
1981 PR middle-end/17703
1982 part of PR c++/17657
1983 * fold-const.c (fold_build_cleanup_point_expr): New function.
1984 * tree.h (fold_build_cleanup_point_expr): Prototype.
1985
1986 2004-10-10 Eric Christopher <echristo@redhat.com>
1987
1988 * dwarf2out.c: Move attribute to subprogram declaration
1989 instead of subroutine type.
1990
1991 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
1992
1993 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
1994 hoist_insn_after, and hoist_insn_to_edge.
1995 * rtl.h: Remove the prototypes for reg_referenced_between_p,
1996 no_jumps_between_p, and insn_dependent_p.
1997 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
1998 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
1999 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
2000 hoist_insn_to_edge): Remove.
2001
2002 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
2003
2004 PR c/17881
2005 * c-decl.c (grokparms): Don't warn for parameters of incomplete
2006 type in declarations that are not definitions except for the case
2007 of parameters of void type.
2008
2009 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
2010
2011 * tree-cfg.c: Fix comment typos.
2012
2013 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
2014
2015 PR c/17301
2016 * builtins.c (expand_builtin_va_start): Check for too few
2017 arguments to va_start.
2018
2019 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
2020
2021 PR c/17189
2022 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
2023 fields a pedwarn. Pedwarn here for unnamed structs/unions if
2024 pedantic.
2025 * c-parse.in (component_decl): Don't pedwarn here for unnamed
2026 fields.
2027
2028 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2029
2030 PR tree-optimization/17906
2031 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
2032 copy non-gimple reg arguments.
2033
2034 2004-10-09 Roger Sayle <roger@eyesopen.com>
2035
2036 PR rtl-optimization/17853
2037 * simplify-rtx.c (simplify_relational_operation): Correct comment.
2038 Reorganize handling of comparison operations with floating point
2039 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
2040 Likewise, introduce support for comparison operations with vector
2041 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
2042
2043 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
2044 * doc/tm.texi: Likewise.
2045
2046 2004-10-09 Steven Bosscher <stevenb@suse.de>
2047
2048 * regs.h (struct reg_info_def): Remove the last_node_uid and
2049 changes_mode fields.
2050 (REGNO_LAST_NOTE_UID): Don't define.
2051 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
2052 * regmove.c (copy_src_to_dest): Likewise.
2053
2054 2004-10-09 Roger Sayle <roger@eyesopen.com>
2055
2056 PR middle-end/17894
2057 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
2058 relational comparison operator op needs to be swapped/reversed when
2059 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
2060
2061 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2062
2063 PR tree-opt/17902
2064 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
2065 instead of bsi_start.
2066 (value_replacement): Likewise.
2067 (abs_replacement): Likewise
2068
2069 2004-10-09 Steven Bosscher <stevenb@suse.de>
2070
2071 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
2072 (expand_gimple_cond_expr, expand_gimple_tailcall,
2073 expand_gimple_basic_block): Use it to dump RTL for each stmt.
2074 (tree_expand_cfg): Announce full RTL function dump.
2075 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
2076 not the graph version.
2077 * tree-pretty-print.c (dump_generic_node): Allow empty statements
2078 in the arms of a COND_EXPR for lowered nodes.
2079
2080 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
2081
2082 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
2083 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
2084 strtoufix16, strtoufix32, strtoufix64): Declare.
2085
2086 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
2087
2088 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
2089 for an out-of-range floating point constant.
2090 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
2091 warning if the target format does not support infinities.
2092
2093 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
2094
2095 * emit-rtl.c (last_label_num, base_label_num): Remove.
2096 (max_label_num): Always return label_num.
2097 (set_new_last_label_num, restore_emit_status): Remove.
2098 (init_emit): Don't initialize last_label_num.
2099 * function.c (pop_function_context_from): Don't call
2100 restore_emit_status.
2101 * function.h: Remove the prototype for restore_emit_status.
2102 * rtl.h: Remove the prototype for set_new_last_label_num.
2103
2104 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
2105
2106 * stmt.c (expand_decl_init): Remove.
2107 * tree.h: Remove the corresponding prototype.
2108
2109 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
2110
2111 * integrate.c (try_constants, subst_constants, mark_stores):
2112 Remove.
2113 * integrate.h: Remove the prototype for try_constants.
2114
2115 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
2116
2117 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
2118 (convert_for_assignment): Handle ic_argpass_nonproto. Add
2119 comments about its relevance to errors.
2120 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
2121
2122 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2123
2124 PR c/16999
2125 * c-ppoutput.c (cb_ident): Don't quote string as it is already
2126 quoted.
2127
2128 2004-10-08 Diego Novillo <dnovillo@redhat.com>
2129
2130 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
2131 reference_node_pool.
2132
2133 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
2134
2135 * tree-cfg.c: Fix a comment typo.
2136
2137 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
2138
2139 * config/s390/s390.c (s390_register_info): Don't save fprs for
2140 -msoft-float.
2141 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
2142
2143 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
2144
2145 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
2146 (TARGET_DEFAULT): Use symbolic values.
2147 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
2148 (TARGET_DEFAULT): Use symbolic values.
2149 * config/s390/s390.c (s390_backchain_string): Initialize to
2150 TARGET_DEFAULT_BACKCHAIN.
2151
2152 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2153
2154 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
2155 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
2156 code.
2157 (expand_builtin_strcat): Accept a type parameter.
2158 (fold_builtin_mempcpy): Accept a type and endp parameter.
2159
2160 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
2161 Accept an `exp' instead of an `arglist'.
2162
2163 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
2164
2165 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
2166 reverting my 2004-09-07 patch to use build_int_cst.
2167
2168 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2169
2170 PR target/17245
2171 * config/sparc/sparc.c (input_operand): Remove redundant code
2172 for handling LO_SUM.
2173 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
2174 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
2175 Otherwise only accept it for TFmode if quad move insns are available.
2176
2177 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
2178
2179 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
2180 common cases will be caught earlier than others.
2181
2182 2004-10-08 Michael Matz <matz@suse.de>
2183
2184 * loop-doloop.c (doloop_optimize): Extend count.
2185
2186 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
2187
2188 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
2189 (prefetch): Convert to expander.
2190
2191 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
2192
2193 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
2194 first argument of CALL.
2195 (tls_local_dynamic): Likewise.
2196
2197 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
2198
2199 * c-typeck.c (enum impl_conv): New.
2200 (convert_for_assignment): Use it. Take tree for function called
2201 instead of its name. Handle ObjC selectors for diagnostics at
2202 start of function. Select diagnostic text within the function
2203 using full sentences for diagnsotics. Use %qE to name functions
2204 in diagnostics.
2205 (convert_arguments, build_modify_expr,
2206 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
2207 callers to convert_for_assignment.
2208 (warn_for_assignment): Remove.
2209
2210 2004-10-08 Nick Clifton <nickc@redhat.com>
2211
2212 * config/sh/symbian.c (symbian_possibly_export_base_class):
2213 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
2214 TYPE_CONTAINS_VPTR_P.
2215
2216 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2217
2218 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
2219 fixed registers form all_used_regs. Update call_really_used_regs.
2220 (CALL_REALLY_USED_REGISTERS): Define.
2221 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
2222 with call_really_used_regs.
2223
2224 2004-10-08 Alan Modra <amodra@bigpond.net.au>
2225
2226 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
2227 for -profile as well as -p and -pg.
2228
2229 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
2230
2231 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
2232
2233 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
2234
2235 * tree-cfg.c (tree_block_forwards_to): Remove.
2236 * tree-flow.h: Remove the corresponding prototype.
2237
2238 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
2239
2240 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
2241 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
2242
2243 2004-10-07 Geoffrey Keating <geoffk@apple.com>
2244
2245 Radar 3813796
2246 * config/rs6000/rs6000.c (rs6000_generate_compare): When
2247 flag_trapping_math is in effect, don't generate subtract
2248 instructions.
2249
2250 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
2251
2252 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
2253 * config/s390/s390.c (s390_narrow_logical_operator): New function.
2254 (s390_extra_constraint_str): Add 'A' constraints.
2255 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
2256 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
2257 (CONSTRAINT_LEN): Likewise.
2258 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
2259 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
2260 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
2261 ("*iordi3"): Add OI alternative and splitter.
2262 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
2263 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
2264 ("*xordi3"): Add XI alternative and splitter.
2265 ("*xorsi3", "*xorhi3"): Likewise.
2266
2267 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
2268
2269 * config/mips/mips.c (mips_function_rodata_section): New function.
2270 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
2271
2272 2004-10-07 Devang Patel <dpatel@apple.com>
2273
2274 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
2275 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
2276 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
2277 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
2278 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
2279 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
2280 UNSPEC_VCONDU_V16QI): New constant defines.
2281 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
2282 vconduv16qi): New patterns.
2283 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
2284 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
2285 (get_vec_cmp_insn): Same.
2286 (get_vsel_insn): Same.
2287 (rs6000_emit_vector_compare): Same.
2288 (rs6000_emit_vector_select): Same.
2289 (INSN_NOT_AVAILABLE): New.
2290
2291 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
2292
2293 PR tree-optimization/17749
2294 * tree-tailcall.c (find_tail_calls): Check that parameter is
2295 a gimple_reg.
2296
2297 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
2298
2299 * config/ia64/ia64.c: Fix a comment typo.
2300
2301 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2302
2303 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
2304
2305 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2306
2307 PR c++/17115
2308 * tree-inline.c (expand_call_inline): Do not warn for functions
2309 marked with attribute noinline.
2310
2311 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2312
2313 PR target/17862
2314 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
2315 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
2316
2317 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
2318 of 0 as 4th argument to pass_by_reference.
2319 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
2320
2321 2004-10-06 Eric Christopher <echristo@redhat.com>
2322
2323 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
2324 attribute.
2325
2326 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
2327
2328 PR target/17770
2329 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
2330
2331 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
2332
2333 PR rtl-optimization/17791
2334 * loop-doloop.c (doloop_modify): Take number of iterations as
2335 argument.
2336 (doloop_optimize): Extend or shorten the number of iterations
2337 when changing mode of counter register.
2338 * loop-iv.c (lowpart_subreg): Export.
2339 * rtl.h (lowpart_subreg): Declare.
2340
2341 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
2342
2343 PR tree-optimization/17806
2344 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
2345 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
2346 flags moved to split_edge.
2347
2348 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2349
2350 PR middle-end/17835
2351 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
2352 before tentatively building the conditional move sequence.
2353
2354 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
2355
2356 PR target/16815
2357 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
2358 check.
2359 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
2360 function_arg_padding.
2361
2362 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
2363
2364 PR bootstrap/17857
2365 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
2366
2367 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
2368
2369 * hooks.c (hook_int_void_1, hook_void_int): Remove.
2370 * hooks.h: Remove the corresponding prototypes.
2371
2372 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2373
2374 PR middle-end/17849
2375 * tree-nested.c (walk_stmt_info): Add changed field.
2376 (convert_nonlocal_reference): Set changed to when we
2377 change a decl to unnested decl.
2378 <case ADDR_EXPR>: Instead of checking if the immediate part
2379 of the ADDR_EXPR changed, check the field changed.
2380 Use recompute_tree_invarant_for_addr_expr instead of unsetting
2381 TREE_INVARIANT.
2382 (convert_local_reference): Set changed to when we
2383 change a decl to unnested decl.
2384 <case ADDR_EXPR>: Instead of checking if the immediate part
2385 of the ADDR_EXPR changed, check the field changed.
2386 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
2387
2388 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
2389
2390 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
2391 * dwarf2out.c (dwarf2out_init): Remove references to
2392 DWARF2_GENERATE_TEXT_SECTION_LABEL.
2393 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
2394 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
2395
2396 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
2397
2398 * c-typeck.c (convert_arguments): Take expression for called
2399 function rather than its name. Handle ObjC selectors directly
2400 rather than relying on warn_for_assignment to do so. Call warning
2401 directly rather than warn_for_assignment. Use %qE in diagnostics.
2402 Say "argument" rather than "arg" in diagnostics.
2403 (build_function_call): Update call to convert_arguments.
2404
2405 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2406
2407 PR debug/17787
2408 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
2409 ENUMs specially instead of just saying we do.
2410
2411 2004-10-06 Eric Christopher <echristo@redhat.com>
2412
2413 * dwarf2.h: Sync with include/elf/dwarf2.h
2414
2415 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
2416
2417 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
2418 and TREE_VEC nodes.
2419
2420 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
2421
2422 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
2423 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
2424
2425 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
2426
2427 * lambda-code.c (compute_nest_using_fourier_motzkin): New
2428 function.
2429 (lambda_compute_auxillary_space): Split from here.
2430
2431 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
2432
2433 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
2434 * tree-flow.h: Add prototype.
2435 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
2436 expr_invariant_in_loop.
2437
2438 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
2439
2440 * tree-cfg.c (thread_jumps): Remove a duplicate check for
2441 EXIT_BLOCK_PTR.
2442
2443 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2444
2445 * config/s390/s390-protos.h (s_imm_operand): Remove.
2446 (s390_pool_operand): Add prototype.
2447 * config/s390/s390.c (general_s_operand): Remove.
2448 (s_imm_operand): Remove.
2449 (s_operand): Merge contents of general_s_operand.
2450 (s390_pool_operand): New function.
2451 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
2452 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
2453 ("*cmpdi_ccu"): Merge Q->Q alternative.
2454 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
2455 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
2456 ("*cli"): Remove.
2457 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
2458 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
2459 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
2460
2461 2004-10-06 Steve Ellcey <sje@cup.hp.com>
2462
2463 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
2464 call ia64_function_arg_boundary.
2465 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
2466 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
2467 (ia64_function_arg_advance): Do not put 128 bit floats into
2468 FP registers.
2469
2470 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2471
2472 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
2473 Accept an expression instead of an arglist.
2474 (expand_builtin_stpcpy): Accept an expression instead of an
2475 arglist.
2476
2477 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2478
2479 PR target/16007
2480 * doc/install.texi (*-*-solaris2*): Mention potential problem
2481 with Sun assembler + GNU linker and C++ programs.
2482 Document status of binutils 2.15 release.
2483
2484 2004-10-06 Jan Hubicka <jh@suse.cz>
2485
2486 * cse.c (cse_main): Kill push/pop context.
2487
2488 2004-10-05 Zack Weinberg <zack@codesourcery.com>
2489
2490 * pretty-print.c: Include tree.h.
2491 (pp_base_prepare_to_format): New function, logic from
2492 text_specifies_location.
2493 (pp_base_format_text): Use gcc_assert.
2494 * pretty-print.h (pp_prepare_to_format): New macro.
2495 (pp_base_prepare_to_format): Prototype.
2496 * diagnostic.c (text_specifies_location): Delete.
2497 (bug_report_request): Delete.
2498 (diagnostic_set_info): Don't call text_specifies_location.
2499 (diagnostic_action_after_output): Put text from
2500 bug_report_request inline here. Use gcc_unreachable.
2501 (diagnostic_report_current_function): Fix comment.
2502 (diagnostic_report_diagnostic): Clarify logic for error recursion.
2503 Call pp_prepare_to_format before diagnostic_starter.
2504 (trim_filename): Use IS_DIR_SEPARATOR.
2505 (fatal_error, internal_error): Use gcc_unreachable.
2506 (error_recursion): Call diagnostic_action_after_output to
2507 issue the bug_report_request message and exit.
2508 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
2509
2510 * c-parse.in: Add list of diagnostic messages to insulate
2511 translation template from version of yacc/bison used to
2512 compile the grammar.
2513
2514 2004-10-06 Alan Modra <amodra@bigpond.net.au>
2515
2516 PR 16406
2517 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
2518
2519 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
2520
2521 * basic-block.h: Remove the prototype for
2522 flow_preorder_transversal_compute.
2523 * cfganal.c (dfst_node): Remove.
2524 (flow_preorder_transversal_compute): Likewise.
2525 * rtl.h: Remove the prototype for get_jump_table_offset.
2526 * rtlanal.c (get_jump_table_offset): Remove.
2527
2528 2004-10-05 Richard Henderson <rth@redhat.com>
2529
2530 PR 17756
2531 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
2532
2533 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
2534
2535 PR bootstrap/17817
2536 * Makefile.in: Stage the build directory too.
2537
2538 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
2539
2540 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
2541
2542 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
2543 (frv_emit_move): Same.
2544
2545 * config/frv/frv.c (frv_emit_move): New.
2546 (frv_legitimize_address): New.
2547
2548 * config/frv/frv.md ("movsi"): Call frv_emit_move.
2549 ("movqi"): Same.
2550 ("movhi"): Same.
2551 ("movdi"): Same.
2552 ("movsf"): Same.
2553 ("movdf"): Same.
2554
2555 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
2556
2557 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
2558 system headers.
2559
2560 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
2561
2562 * c-decl.c (pushdecl): When an extern declaration at block scope
2563 refers to a visible entity with internal linkage, use the old DECL
2564 rather than the new one.
2565
2566 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
2567
2568 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
2569 comments.
2570
2571 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
2572
2573 * tree-cfg.c (thread_jumps): Remove a duplicate check for
2574 an infinite loop.
2575
2576 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
2577
2578 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
2579 of FOR_BB_BETWEEN. Remove a useless check for unreachable
2580 blocks.
2581
2582 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
2583
2584 * tree-cfg.c (cleanup_tree_cfg): Don't call
2585 delete_unreachable_blosk() after thread_jumps().
2586 (thread_jumps): Always remove basic blocks as they become
2587 unreachable.
2588
2589 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
2590
2591 * tree-cfg.c (cleanup_tree_cfg): Remove variable
2592 something_changed. Simplify the while loop.
2593
2594 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2595
2596 * builtins.c (expand_builtin_memmove): Delete duplicate code
2597 and accept a tree type for the result.
2598 (expand_builtin_bcopy): Accept a tree type for the result.
2599 (fold_builtin_memmove): Accept an arglist and tree type for
2600 the result.
2601
2602 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
2603
2604 * config/s390/s390.c (s390_dump_pool): Remove return value.
2605 Use gen_pool_align, gen_pool_section_start/end instead of
2606 gen_pool_start/end_31/64.
2607 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
2608 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
2609 ("pool_start_31", "pool_end_31"): Remove.
2610 ("pool_start_64", "pool_end_64"): Likewise.
2611 ("pool_align", "pool_section_start", "pool_section_end": New insns.
2612
2613 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
2614 (TARGET_CANNOT_COPY_INSN_P): Define.
2615 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
2616 (struct constant_pool): New member 'execute'.
2617 (s390_add_execute, s390_find_execute): New functions.
2618 (s390_execute_label, s390_execute_target): Likewise.
2619 (s390_dump_pool): Output in-pool execute target templates.
2620 (s390_dump_execute): New function.
2621 (s390_alloc_pool, s390_free_pool): Handle execute templates.
2622 (s390_mainpool_start, s390_mainpool_finish): Likewise.
2623 (s390_chunkify_start, s390_chunkify_finish): Likewise.
2624 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
2625 ("*execute"): New insn pattern.
2626 ("movmem_short", "*movmem_short"): Use splitters to generate
2627 explicit execute pattern, remove embedded execute.
2628 ("clrmem_short", "*clrmem_short"): Likewise.
2629 ("cmpmem_short", "*cmpmem_short"): Likewise.
2630
2631 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
2632
2633 * tree-ssa.c (verify_ssa): Verify phi arguments only
2634 contain renamed names.
2635
2636 2004-10-05 Alan Modra <amodra@bigpond.net.au>
2637
2638 * config/rs6000/linux.h: Formatting, whitespace.
2639 * config/rs6000/linux64.h: Likewise.
2640 * config/rs6000/rs6000-protos.h: Likewise.
2641 * config/rs6000/rs6000.c: Likewise.
2642 (easy_vector_splat_const): Add fall thru comments.
2643 (output_vec_const_move): Likewise.
2644
2645 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
2646
2647 * Makefile.in: Update -Wno-error exceptions for move to build dir.
2648
2649 2004-10-05 Chao-Ying Fu <fu@mips.com>
2650 Richard Sandiford <rsandifo@redhat.com>
2651
2652 * doc/invoke.texi (-mpaired-single): Link to the new description of the
2653 built-in functions. Document dependencies.
2654 (-mips3d): Add link here too.
2655 * doc/extend.texi (MIPS Paired-Single Support): New section.
2656
2657 2004-10-04 Chao-ying Fu <fu@mips.com>
2658
2659 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
2660
2661 2004-10-04 Diego Novillo <dnovillo@redhat.com>
2662
2663 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
2664 Initialize OPT_STATS to 0.
2665
2666 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
2667
2668 * tree-data-ref.c: Fix comment typos.
2669
2670 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
2671
2672 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
2673 the predicate cannot be computed, don't initialize the result to
2674 false.
2675
2676 2004-10-01 Eric Christopher <echristo@redhat.com>
2677
2678 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
2679 locally defined enum.
2680 * dwarf2out.c (add_calling_convention_attribute): Don't
2681 emit DW_CC_normal.
2682
2683 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
2684
2685 PR c/17178, PR c/17820
2686 * c-decl.c (pop_scope): Do not warn about unused static
2687 variables as they warned in the middle-end.
2688
2689 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2690
2691 * builtins.c (expand_builtin_memcpy): Delete duplicate code
2692 and make the first parameter the expression not the arglist.
2693
2694 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
2695
2696 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
2697 as valid modes to expand address expressions.
2698
2699 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
2700
2701 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
2702 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
2703 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
2704 code formatting conventions.
2705
2706 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
2707
2708 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
2709
2710 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
2711
2712 PR tree-optimization/16632
2713 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
2714 fold (A & C) == D into 0, fold ~C. Similarly, for the case
2715 where | is used instead of &.
2716
2717 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
2718
2719 * ginclude/stddef.h: Fix a comment typo.
2720
2721 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2722
2723 PR target/17443
2724 * config.gcc (i?86-*-solaris2*): Restore correct logic
2725 for --enable-threads option.
2726 (sparc64-*-solaris2*): Likewise.
2727 (sparc-*-solaris2*): Likewise.
2728
2729 2004-10-03 Alan Modra <amodra@bigpond.net.au>
2730
2731 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
2732 (OS_MISSING_POWERPC64): Move, and comment.
2733 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
2734 (OS_MISSING_POWERPC64): Move, and comment.
2735
2736 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
2737
2738 * arm.c (output_call_mem): Add missing \t.
2739
2740 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2741
2742 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
2743 expand_builtin_strncmp): Delete duplicate code.
2744
2745 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
2746
2747 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
2748 take check-base and -limit arguments.
2749 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
2750 check ranges for ARRAY_REF and COMPONENT_REF.
2751 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
2752 instrumentation.
2753
2754 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
2755
2756 * c-objc-common.c (c_tree_printer): Correct description of %E.
2757 Don't fall through after printing an expression.
2758
2759 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
2760
2761 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
2762
2763 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
2764
2765 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
2766 delete_unrechable_blocks() only when necessary.
2767
2768 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
2769
2770 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
2771 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
2772 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
2773 __gthread_recursive_mutex_unlock): New functions.
2774
2775 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
2776
2777 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
2778 * config/s390/tpf-eh.c: Remove file.
2779 * config/s390/tpf-unwind.h: New file.
2780 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
2781 (MD_UNWIND_SUPPORT): Define.
2782
2783 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
2784
2785 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
2786
2787 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
2788
2789 * config/s390/s390-protos.h (s390_comparison): Add prototype.
2790 * config/s390/s390.c (s390_comparison): New function.
2791 (s390_branch_condition_mask): Return -1 for invalid comparisons.
2792 (s390_branch_condition_mnemonic): Assert valid comparison.
2793 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
2794 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
2795 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
2796 s390_comparison instead of comparison_operator.
2797
2798 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
2799 ("cmpmemdi"): Remove.
2800 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
2801 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
2802 ("cmpint_si"): Rename to ...
2803 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
2804 ("cmpint_di", "*cmpint_di"): Likewise.
2805 * config/s390/s390.c (s390_canonicalize_comparison): Remove
2806 redundant UNSPEC_CMPINT conversions.
2807 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
2808
2809 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
2810
2811 * collect2.c (COLLECT_PARSE_FLAG): Remove.
2812 (main): Remove a reference to COLLECT_PARSE_FLAG
2813 * system.h: Poison COLLECT_PARSE_FLAG.
2814 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
2815
2816 2004-10-01 Paul Brook <paul@codesourcery.com>
2817
2818 * config/arm/crti.asm: Give _init and _fini function type.
2819
2820 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
2821
2822 * common.opt (ftree-loop-ivcanon): Enable by default.
2823 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2824 Enable complete loop unrolling.
2825 (canonicalize_induction_variables, tree_unroll_loops_completely):
2826 Reset scev info.
2827
2828 2004-10-01 Paul Brook <paul@codesourcery.com>
2829
2830 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
2831 not register number.
2832 (thumb_find_work_register): Search full register range.
2833
2834 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
2835
2836 PR tree-opt/17343
2837 * tree-cfg.c (group_case_labels): Get the label and not
2838 the case expr for the default case.
2839 When the label we looking at is the default, decrement the
2840 new_size.
2841
2842 2004-10-01 Jan Hubicka <jh@suse.cz>
2843
2844 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
2845 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2846 * toplev.h (tree_rest_of_compilation): Update prototype.
2847 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
2848
2849 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
2850
2851 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
2852 cleanup_control_flow() out of the while loop.
2853
2854 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
2855
2856 * tree-vectorizer.c (vectorizable_operation): Fail unless
2857 the mode for the vector type is indeed a vector mode.
2858
2859 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
2860
2861 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
2862 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
2863 of convert.
2864 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2865 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
2866 follow_ssa_edge_in_rhs): Ditto.
2867 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
2868 (dump_iv): Dump base_object.
2869 (dump_use, dump_cand): Use dump_iv.
2870 (determine_base_object): New function.
2871 (alloc_iv): Initialize base_object field.
2872 (record_use): Clear the ssa_name field of iv.
2873 (get_computation_cost_at): Do not use difference of addresses of
2874 two different objects.
2875 (may_eliminate_iv): Do not require the loop to have just single exit.
2876 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
2877 (nonzero_p): New function.
2878 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
2879 tree_simplify_using_condition, simplify_using_initial_conditions,
2880 loop_niter_by_eval, find_loop_niter_by_eval,
2881 estimate_numbers_of_iterations_loop, compare_trees,
2882 upper_bound_in_type, lower_bound_in_type,
2883 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
2884 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
2885 instead of integer_(non)zerop.
2886
2887 2004-10-01 Jakub Jelinek <jakub@redhat.com>
2888
2889 Revert
2890 2004-09-29 Jakub Jelinek <jakub@redhat.com>
2891
2892 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2893 and TI_VA_LIST_FPR_COUNTER_FIELD.
2894 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2895 * tree-pass.h (pass_stdarg): Add.
2896 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2897 * tree-stdarg.c: New file.
2898 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2899 (tree-stdarg.o): Add dependencies.
2900 * function.h (struct function): Add va_list_gpr_size and
2901 va_list_fpr_size fields.
2902 * function.c (allocate_struct_function): Initialize them.
2903
2904 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2905 va_list_{g,f}pr_counter_field.
2906 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2907 area will not be used. Only save registers that tree-stdarg.c
2908 detected they need saving.
2909 (ix86_va_start): Don't set up fields that won't be used.
2910
2911 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2912 va_list_{g,f}pr_counter_field.
2913 (setup_incoming_varargs): Don't do anything if reg_save
2914 area will not be used. Only save registers that tree-stdarg.c
2915 detected they need saving.
2916 (rs6000_va_start): Don't set up fields that won't be used.
2917
2918 2004-09-30 Eric Christopher <echristo@redhat.com>
2919
2920 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
2921 sh abi.
2922 * dwarf2out.c (add_calling_convention_attribute): New function.
2923 (gen_subroutine_type_die): Use.
2924 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
2925 * target.h (gcc_target): Add dwarf_calling_convention.
2926 * hooks.c (hook_int_tree_0): New function.
2927 * hooks.h: Prototype.
2928 * config/sh/sh.c: Include dwarf2.h.
2929 (sh_dwarf_calling_convention): New function.
2930 (TARGET_DWARF_CALLING_CONVENTION): Use.
2931 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
2932
2933 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2934
2935 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
2936 expand_builtin_strrchr, expand_builtin_strpbrk,
2937 expand_builtin_strncat, expand_builtin_strspn,
2938 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
2939 code.
2940
2941 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2942
2943 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
2944 prototype.
2945 (s390_logical_operator_ok_p): Likewise.
2946 * config/s390/s390.c (s390_expand_logical_operator): New function.
2947 (s390_logical_operator_ok_p): Likewise.
2948 * config/s390/s390.md ("anddi3"): New expander.
2949 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
2950 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
2951 ("andsi3"): Use s390_expand_logical_operator.
2952 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
2953 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
2954 ("andhi3"): New expander.
2955 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
2956 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
2957 ("andqi3"): New expander.
2958 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
2959 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
2960 ("iordi3"): New expander.
2961 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
2962 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
2963 ("iorsi3"): Use s390_expand_logical_operator.
2964 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
2965 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
2966 ("iorhi3"): New expiorer.
2967 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
2968 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
2969 ("iorqi3"): New expiorer.
2970 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
2971 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
2972 ("xordi3"): New expander.
2973 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
2974 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
2975 ("xorsi3"): New expander.
2976 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
2977 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
2978 ("xorhi3"): New expander.
2979 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
2980 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
2981 ("xorqi3"): New expander.
2982 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
2983 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
2984
2985 2004-09-30 Roger Sayle <roger@eyesopen.com>
2986
2987 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
2988 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
2989 machine mode as the result.
2990
2991 2004-09-30 Ben Elliston <bje@au.ibm.com>
2992
2993 PR bootstrap/17761
2994 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
2995 FOR_EACH_EDGE macros.
2996
2997 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
2998
2999 * c-tree.h (readonly_error): Remove.
3000 * c-typeck (enum lvalue_use): New.
3001 (lvalue_or_else, readonly_error): Use it. All callers changed.
3002 (readonly_error): Make static.
3003
3004 2004-09-30 Jan Hubicka <jh@suse.cz>
3005
3006 PR debug/13974
3007 * cfgrtl.c (try_redirect_by_replacing_jump,
3008 force_nonfallthru_and_redirect, commit_one_edge_insertion,
3009 cfg_layout_merge_blocks): Do not attach any line number information
3010 to newly inserted instructions.
3011 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
3012 emit_insn_*_noloc.
3013 (emit_*insn_before, emit_insn*_after): New.
3014 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
3015 existing locators.
3016 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
3017 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
3018
3019 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3020
3021 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
3022 (s390_return_address_offset): Remove.
3023 (s390_can_eliminate): Add prototype.
3024 (s390_initial_elimination_offset): Add prototype.
3025 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
3026 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
3027 * config/s390/s390.c (s390_arg_frame_offset): Remove.
3028 (s390_return_address_offset): Remove.
3029 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
3030 (struct machine_function): New member split_branches_pending_p.
3031 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
3032 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
3033 (s390_optimize_prologue): Remove base_used argument. Call
3034 s390_update_frame_layout instead of s390_register_info. Handle
3035 prologue/epilogue insns that touch only RETURN_REGNUM.
3036 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
3037 (s390_register_info): Remove base_used and return_addr_used
3038 arguments, compute special register usage inline. Return live
3039 register data to caller.
3040 (s390_frame_info): Remove arguments, do not call s390_register_info.
3041 (s390_init_frame_layout): New function.
3042 (s390_update_frame_layout): Likewise.
3043 (s390_emit_prologue): Call s390_update_frame_layout; some code
3044 move to there. Do not emit pool placeholder insn if unnecessary.
3045
3046 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3047
3048 * config/s390/s390.c (legitimate_reload_constant_p): Remove
3049 floating point constant workaround.
3050 (s390_secondary_input_reload_class): Handle PLUS reloads
3051 with too-large constant.
3052 (s390_expand_plus_operand): Likewise.
3053 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
3054 ("movsi"): Likewise. Also, remove workaround for non-general
3055 operands.
3056 ("movdf"): Do not call force_const_mem.
3057 ("movsf"): Likewise. Merge expander with *movsf insn.
3058 ("*movsf"): Remove, merge with movsf expander.
3059
3060 2004-09-30 Paul Brook <paul@codesourcery.com>
3061
3062 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
3063 (ENDFILE_SPEC): Define.
3064 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
3065
3066 2004-09-30 Richard Henderson <rth@redhat.com>
3067
3068 * config/alpha/qrnnd.asm: Mark for noexecstack.
3069
3070 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
3071
3072 * protoize.c, tree-cfg.c: Fix comment typos.
3073
3074 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
3075
3076 PR c/17730
3077 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
3078
3079 2004-09-30 Diego Novillo <dnovillo@redhat.com>
3080
3081 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
3082 expressions...
3083 (add_pointed_to_expr): ... here.
3084 Call add_pointed_to_expr for variables with DECL_INITIAL set.
3085 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
3086 pointer variable, if set.
3087
3088 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
3089
3090 * config/sh/sh.c: Follow spelling conventions.
3091
3092 2004-09-29 Richard Henderson <rth@redhat.com>
3093
3094 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
3095 * doc/tm.texi (DWARF_ZERO_REG): New.
3096
3097 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
3098 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
3099 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
3100
3101 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
3102
3103 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
3104 with a PLUS as source operand.
3105 (expand_movstr): Likewise.
3106 (expand_builtin_stpcpy): Likewise.
3107
3108 2004-09-29 Richard Henderson <rth@redhat.com>
3109
3110 PR 17739
3111 * tree-gimple.c (is_gimple_reg): Reject hard registers.
3112 (is_gimple_asm_val): New.
3113 * tree-gimple.h (is_gimple_asm_val): Declare.
3114 * gimplify.c (gimplify_asm_expr): Use it.
3115 * tree-pretty-print.c (print_declaration): Dump hard regs.
3116 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
3117 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
3118 * tree-ssa-pre.c (is_undefined_value): Likewise.
3119 * tree-ssa-copy.c (may_propagate_copy): Likewise.
3120 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
3121 * tree-ssa.c (warn_uninit): Likewise.
3122 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
3123
3124 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
3125
3126 * c-decl.c (merge_decls): Use comptype when comparing
3127 types to decide on DECL_SIZE save of olddecl.
3128
3129 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
3130
3131 * tree.h (INDIRECT_REF_P): New macro.
3132 * alias.c (get_alias_set): Use it
3133 (nonoverlapping_memrefs_p): Ditto.
3134 * emit-rtl.c (mem_expr_equal_p): Ditto.
3135 (set_mem_attributes_minus_bitpos): Ditto.
3136 (is_gimple_addressable): Ditto.
3137 (get_base_address): Ditto.
3138 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
3139 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
3140 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
3141 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
3142 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
3143 (add_address_candidates): Ditto.
3144 (rewrite_address_base): Ditto.
3145
3146 2004-09-30 Ben Elliston <bje@au.ibm.com>
3147
3148 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
3149 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
3150 (rewrite_ssa_into_ssa): Likewise.
3151 * tree-phinodes.c (create_phi_node): Access the number of
3152 predecessor edges using EDGE_COUNT() and not num_preds.
3153
3154 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
3155
3156 PR c/7425
3157 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
3158
3159 2004-09-29 Eric Christopher <echristo@redhat.com>
3160
3161 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
3162
3163 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
3164
3165 * config/cris/cris.md (moverside, movemside): With MEM, make sure
3166 the address is (plus reg mem).
3167
3168 2004-09-29 David Edelsohn <edelsohn@gnu.org>
3169
3170 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
3171
3172 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
3173
3174 * tree.c (make_node_stat): Fix uninitialized warning. Replace
3175 cascaded if ... else if with a switch.
3176
3177 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3178
3179 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
3180
3181 2004-09-29 Jakub Jelinek <jakub@redhat.com>
3182
3183 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
3184 and TI_VA_LIST_FPR_COUNTER_FIELD.
3185 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
3186 * tree-pass.h (pass_stdarg): Add.
3187 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
3188 * tree-stdarg.c: New file.
3189 * Makefile.in (OBJS-common): Add tree-stdarg.o.
3190 (tree-stdarg.o): Add dependencies.
3191 * function.h (struct function): Add va_list_gpr_size and
3192 va_list_fpr_size fields.
3193 * function.c (allocate_struct_function): Initialize them.
3194
3195 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
3196 va_list_{g,f}pr_counter_field.
3197 (ix86_setup_incoming_varargs): Don't do anything if reg_save
3198 area will not be used. Only save registers that tree-stdarg.c
3199 detected they need saving.
3200 (ix86_va_start): Don't set up fields that won't be used.
3201
3202 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
3203 va_list_{g,f}pr_counter_field.
3204 (setup_incoming_varargs): Don't do anything if reg_save
3205 area will not be used. Only save registers that tree-stdarg.c
3206 detected they need saving.
3207 (rs6000_va_start): Don't set up fields that won't be used.
3208
3209 2004-09-29 Jakub Jelinek <jakub@redhat.com>
3210
3211 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
3212 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
3213 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
3214 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
3215 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
3216 ATTR_NONNULL_1_4): New.
3217
3218 2004-09-29 Jakub Jelinek <jakub@redhat.com>
3219
3220 PR tree-optimization/17697
3221 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
3222 cfg if needed.
3223
3224 2004-09-28 Per Bothner <per@bothner.com>
3225
3226 * profile.c (branch_prob): Pass correct value to output_location,
3227 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
3228
3229 2004-09-28 Richard Henderson <rth@redhat.com>
3230
3231 PR 15089
3232 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
3233 * tree-flow.h (may_propagate_copy_into_asm): Declare.
3234 * tree-ssa-ccp.c (replace_uses_in): Use it.
3235 * tree-ssa-dom.c (cprop_operand): Likewise.
3236
3237 2004-09-28 Jeff Law <law@redhat.com>
3238
3239 * tree-ssa-threadupdate.c (create_block_for_threading): Request
3240 that no outgoing edges be left in the duplicate block. Do no
3241 update information on outgoing edges or PHI nodes in target
3242 blocks here.
3243 (remove_ctrl_stmt_and_useless_edges): Renamed from
3244 remove_last_stmt_and_useless_edges. Handle case where the
3245 block is empty or has no control statements. Do not update edge
3246 flags here.
3247 (thread_block): Create a template block rather than copying the
3248 original block every time. Create outgoing edges from the
3249 duplicate blocks and update PHIs at the target of the outgoing
3250 edges here. Fix edge flags for the original block if necessary.
3251 * cfghooks (duplicate_block): No longer assert that the original
3252 block has incoming edges.
3253
3254 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
3255
3256 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
3257 Reg Vars to enforce register allocation with general constraints.
3258 (Explicit Reg Vars): Clarify relation to asm statements.
3259 (Local Reg Vars): Similar.
3260
3261 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
3262
3263 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
3264 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
3265 build_control_flow, new_edge): Remove.
3266 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
3267 (bitlst, bitlst_table_last, bitlst_table): Remove.
3268 (bblst): Store basic_block pointer instead of block index.
3269 (bblst_table): Likewise.
3270 (edgelst): Store edge pointer instead of edge index.
3271 (edgelst_table, edgelst_last): New variables.
3272 (extract_bitlst): Rename to ...
3273 (extract_edgelst): ... this. Return edge pointers, not indices.
3274 (split_edges): Update call.
3275 (rgn_edges): Store edge pointers instead of indices.
3276 (edge_to_bit): Remove.
3277 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
3278 (SET_EDGE_TO_BIT): New macro.
3279 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
3280 (find_rgns): Remove edge_list parameter. Traverse standard CFG
3281 data structures instead of haifa_edge et al. Use edge pointers
3282 instead of edge indices everywhere.
3283 (compute_dom_prob_ps): Use standard CFG data structures. Account
3284 for exit edges.
3285 (compute_trg_info): Likewise.
3286 (propagate_deps): Likewise.
3287 (debug_candidate): Account for bblst data structure change.
3288 (check_live_1, update_live_1, is_pfree): Likewise.
3289 (IS_REACHABLE): Use standard CFG data structures.
3290 (init_ready_list): Update bblst_table/edgelst_table allocation.
3291 (schedule_region): Update alloc/cleanup code to data structure
3292 changes. Use edge->aux to store per-region edge index.
3293 (init_regions): No longer call build_control_flow. Do not
3294 create edge list any more.
3295
3296 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
3297
3298 * cse.c (cse_insn): Avoid creating direct non-local jumps.
3299 * combine.c (can_combine_p): Likewise.
3300 * local-alloc. (update_equiv_regs): Likewise.
3301
3302 2004-09-28 Richard Henderson <rth@redhat.com>
3303
3304 PR 17531
3305 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
3306 Don't check VOIDmode here. Force PLUS operands to common type.
3307 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
3308 Pmode if given a non pointer type.
3309
3310 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3311
3312 PR 17531
3313 * optabs.c (expand_binop): Force constants to the correct mode.
3314
3315 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
3316
3317 * config/s390/s390.c (s390_adjust_cost): Remove.
3318 (TARGET_SCHED_ADJUST_COST): Do not redefine.
3319 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
3320 * config/s390/s390.md ("main_pool"): Use "larl" type
3321 attribute if TARGET_CPU_ZARCH.
3322
3323 2004-09-28 Jakub Jelinek <jakub@redhat.com>
3324
3325 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
3326 variable.
3327
3328 2004-09-28 Diego Novillo <dnovillo@redhat.com>
3329
3330 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
3331 name to the pass.
3332
3333 2004-09-28 Steven Bosscher <stevenb@suse.de>
3334
3335 * common.opt (flag_gcse_sm): Disable by default.
3336 (flag_gcse_las): Likewise.
3337 (flag_web): Likewise. Create from this file.
3338 * flags.h: Remove flag_web declaration.
3339 * toplev.c (flag_web): Likewise.
3340 (process_options): Never set flag_web.
3341
3342 2004-09-28 Steven Bosscher <stevenb@suse.de>
3343
3344 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
3345 * tree-ssa-propagate.c: Include vec.h.
3346 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
3347 instead of varrays.
3348 (cfg_blocks_add): Assert the block is not already in the worklist.
3349 Update uses of interesting_ssa_edges and varying_ssa_edges.
3350 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
3351 ssa_propagate): Likewise.
3352
3353 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
3354
3355 PR c/16409
3356 * c-decl.c (start_decl): Check for initializing incomplete array
3357 of VLAs.
3358 (build_compound_literal): Check for TYPE being error_mark_node.
3359 * c-parse.in (primary): Check for VLA compound literals.
3360
3361 2004-09-28 Diego Novillo <dnovillo@redhat.com>
3362
3363 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
3364 with --disable-checking.
3365
3366 2004-09-28 Devang Patel <dpatel@apple.com>
3367
3368 * tree-pretty-print.c (dump_generic_node): Print vector types.
3369
3370 2004-09-28 Nick Clifton <nickc@redhat.com>
3371
3372 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
3373 invocation of the function sh_init_cumulative_args.
3374 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
3375 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
3376 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
3377 * config/sh/sh.c (sh_init_cumulative_args): New function based
3378 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
3379 heuristic added to determine the setting of force_mem when a
3380 library function is being called.
3381
3382 2004-09-28 Diego Novillo <dnovillo@redhat.com>
3383
3384 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
3385 Skip constant arguments.
3386
3387 2004-09-28 Diego Novillo <dnovillo@redhat.com>
3388
3389 * tree-ssa-alias.c (create_name_tags): If PTR points to a
3390 volatile type, mark the tag volatile.
3391 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
3392 volatile.
3393
3394 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
3395
3396 * tree.def (vec_cond_expr): Fix. Change 'e'
3397 to tcc_expression.
3398
3399 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
3400
3401 * basic-block.h: Fix a comment typo.
3402
3403 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
3404
3405 * optabs.c, optabs.h: Fix comment typos.
3406
3407 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
3408
3409 * config/sparc/sparc.md (call_address_struct_value_sp32):
3410 Properly mask the immediate field of the 'unimp' instruction.
3411 (call_symbolic_struct_value_sp32): Likewise.
3412
3413 2004-09-28 Ben Elliston <bje@au.ibm.com>
3414 Steven Bosscher <stevenb@suse.de>
3415 Andrew Pinski <pinskia@physics.uc.edu>
3416
3417 Merge from edge-vector-branch:
3418 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
3419 (struct edge_def): Remove pred_next, succ_next members.
3420 (struct basic_block_def): Remove pred, succ members. Add preds
3421 and succs members of type VEC(edge).
3422 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
3423 (BRANCH_EDGE): Likewise.
3424 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
3425 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
3426 (edge_iterator): New.
3427 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
3428 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
3429 (FOR_EACH_EDGE): New.
3430 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
3431 where applicable.
3432 (rotate_loop): Likewise.
3433 (find_traces_1_route): Likewise.
3434 (bb_to_key): Likewise.
3435 (connect_traces): Likewise.
3436 (copy_bb_p): Likewise.
3437 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
3438 (add_labels_and_missing_jumps): Likewise.
3439 (fix_up_fall_thru_edges): Likewise.
3440 (find_jump_block): Likewise.
3441 (fix_crossing_conditional_branches): Likewise.
3442 (fix_crossing_unconditional_branches): Likewise.
3443 (add_reg_crossing_jump_notes): Likewise.
3444 * bt-load.c (augment_live_range): Likewise.
3445 * cfg.c (clear_edges): Likewise.
3446 (unchecked_make_edge): Likewise.
3447 (cached_make_edge): Likewise.
3448 (make_single_succ_edge): Likewise.
3449 (remove_edge): Likewise.
3450 (redirect_edge_succ_nodup): Likewise.
3451 (check_bb_profile): Likewise.
3452 (dump_flow_info): Likewise.
3453 (alloc_aux_for_edges): Likewise.
3454 (clear_aux_for_edges): Likewise.
3455 (dump_cfg_bb_info): Likewise.
3456 * cfganal.c (forwarder_block_p): Likewise.
3457 (can_fallthru): Likewise.
3458 (could_fall_through): Likewise.
3459 (mark_dfs_back_edges): Likewise.
3460 (set_edge_can_fallthru_flag): Likewise.
3461 (find_unreachable_blocks): Likewise.
3462 (create_edge_list): Likewise.
3463 (verify_edge_list): Likewise.
3464 (add_noreturn_fake_exit_edges): Likewise.
3465 (connect_infinite_loops_to_exit): Likewise.
3466 (flow_reverse_top_sort_order_compute): Likewise.
3467 (flow_depth_first_order_compute): Likewise.
3468 (flow_preorder_transversal_compute): Likewise.
3469 (flow_dfs_compute_reverse_execute): Likewise.
3470 (dfs_enumerate_from): Likewise.
3471 (compute_dominance_frontiers_1): Likewise.
3472 * cfgbuild.c (make_edges): Likewise.
3473 (compute_outgoing_frequencies): Likewise.
3474 (find_many_sub_basic_blocks): Likewise.
3475 (find_sub_basic_blocks): Likewise.
3476 * cfgcleanup.c (try_simplify_condjump): Likewise.
3477 (thread_jump): Likewise.
3478 (try_forward_edges): Likewise.
3479 (merge_blocks_move): Likewise.
3480 (outgoing_edges_match): Likewise.
3481 (try_crossjump_to_edge): Likewise.
3482 (try_crossjump_bb): Likewise.
3483 (try_optimize_cfg): Likewise.
3484 (merge_seq_blocks): Likewise.
3485 * cfgexpand.c (expand_gimple_tailcall): Likewise.
3486 (expand_gimple_basic_block): Likewise.
3487 (construct_init_block): Likewise.
3488 (construct_exit_block): Likewise.
3489 * cfghooks.c (verify_flow_info): Likewise.
3490 (dump_bb): Likewise.
3491 (delete_basic_block): Likewise.
3492 (split_edge): Likewise.
3493 (merge_blocks): Likewise.
3494 (make_forwarder_block): Likewise.
3495 (tidy_fallthru_edges): Likewise.
3496 (can_duplicate_block_p): Likewise.
3497 (duplicate_block): Likewise.
3498 * cfglayout.c (fixup_reorder_chain): Likewise.
3499 (fixup_fallthru_exit_predecessor): Likewise.
3500 (can_copy_bbs_p): Likewise.
3501 (copy_bbs): Likewise.
3502 * cfgloop.c (flow_loops_cfg_dump): Likewise.
3503 (flow_loop_entry_edges_find): Likewise.
3504 (flow_loop_exit_edges_find): Likewise.
3505 (flow_loop_nodes_find): Likewise.
3506 (mark_single_exit_loops): Likewise.
3507 (flow_loop_pre_header_scan): Likewise.
3508 (flow_loop_pre_header_find): Likewise.
3509 (update_latch_info): Likewise.
3510 (canonicalize_loop_headers): Likewise.
3511 (flow_loops_find): Likewise.
3512 (get_loop_body_in_bfs_order): Likewise.
3513 (get_loop_exit_edges): Likewise.
3514 (num_loop_branches): Likewise.
3515 (verify_loop_structure): Likewise.
3516 (loop_latch_edge): Likewise.
3517 (loop_preheader_edge): Likewise.
3518 * cfgloopanal.c (mark_irreducible_loops): Likewise.
3519 (expected_loop_iterations): Likewise.
3520 * cfgloopmanip.c (remove_bbs): Likewise.
3521 (fix_bb_placement): Likewise.
3522 (fix_irreducible_loops): Likewise.
3523 (remove_path): Likewise.
3524 (scale_bbs_frequencies): Likewise.
3525 (loopify): Likewise.
3526 (unloop): Likewise.
3527 (fix_loop_placement): Likewise.
3528 (loop_delete_branch_edge): Likewise.
3529 (duplicate_loop_to_header_edge): Likewise.
3530 (mfb_keep_just): Likewise.
3531 (create_preheader): Likewise.
3532 (force_single_succ_latches): Likewise.
3533 (loop_split_edge_with): Likewise.
3534 (create_loop_notes): Likewise.
3535 * cfgrtl.c (rtl_split_block): Likewise.
3536 (rtl_merge_blocks): Likewise.
3537 (rtl_can_merge_blocks): Likewise.
3538 (try_redirect_by_replacing_jump): Likewise.
3539 (force_nonfallthru_and_redirect): Likewise.
3540 (rtl_tidy_fallthru_edge): Likewise.
3541 (commit_one_edge_insertion): Likewise.
3542 (commit_edge_insertions): Likewise.
3543 (commit_edge_insertions_watch_calls): Likewise.
3544 (rtl_verify_flow_info_1): Likewise.
3545 (rtl_verify_flow_info): Likewise.
3546 (purge_dead_edges): Likewise.
3547 (cfg_layout_redirect_edge_and_branch): Likewise.
3548 (cfg_layout_can_merge_blocks_p): Likewise.
3549 (rtl_flow_call_edges_add): Likewise.
3550 * cse.c (cse_cc_succs): Likewise.
3551 * df.c (hybrid_search): Likewise.
3552 * dominance.c (calc_dfs_tree_nonrec): Likewise.
3553 (calc_dfs_tree): Likewise.
3554 (calc_idoms): Likewise.
3555 (recount_dominator): Likewise.
3556 * domwalk.c (walk_dominator_tree): Likewise.
3557 * except.c (emit_to_new_bb_before): Likewise.
3558 (connect_post_landing_pads): Likewise.
3559 (sjlj_emit_function_enter): Likewise.
3560 (sjlj_emit_function_exit): Likewise.
3561 (finish_eh_generation): Likewise.
3562 * final.c (compute_alignments): Likewise.
3563 * flow.c (calculate_global_regs_live): Likewise.
3564 (initialize_uninitialized_subregs): Likewise.
3565 (init_propagate_block_info): Likewise.
3566 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3567 * gcse.c (find_implicit_sets): Likewise.
3568 (bypass_block): Likewise.
3569 (bypass_conditional_jumps): Likewise.
3570 (compute_pre_data): Likewise.
3571 (insert_insn_end_bb): Likewise.
3572 (insert_store): Likewise.
3573 (remove_reachable_equiv_notes): Likewise.
3574 * global.c (global_conflicts): Likewise.
3575 (calculate_reg_pav): Likewise.
3576 * graph.c (print_rtl_graph_with_bb): Likewise.
3577 * ifcvt.c (mark_loop_exit_edges): Likewise.
3578 (merge_if_block): Likewise.
3579 (find_if_header): Likewise.
3580 (block_jumps_and_fallthru_p): Likewise.
3581 (find_if_block): Likewise.
3582 (find_cond_trap): Likewise.
3583 (block_has_only_trap): Likewise.
3584 (find_if_case1): Likewise.
3585 (find_if_case_2): Likewise.
3586 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
3587 (perfect_nestify): Likewise.
3588 * lcm.c (compute_antinout_edge): Likewise.
3589 (compute_laterin): Likewise.
3590 (compute_available): Likewise.
3591 (compute_nearerout): Likewise.
3592 * loop-doloop.c (doloop_modify): Likewise.
3593 * loop-init.c (loop_optimizer_init): Likewise.
3594 * loop-invariant.c (find_exits): Likewise.
3595 * loop-iv.c (simplify_using_initial_values): Likewise.
3596 (check_simple_exit): Likewise.
3597 (find_simple_exit): Likewise.
3598 * loop-unroll.c (peel_loop_completely): Likewise.
3599 (unroll_loop_constant_iterations): Likewise.
3600 (unroll_loop_runtime_iterations): Likewise.
3601 * loop-unswitch.c (may_unswitch_on): Likewise.
3602 (unswitch_loop): Likewise.
3603 * modulo-sched.c (generate_prolog_epilog): Likewise.
3604 (sms_schedule): Likewise.
3605 * postreload-gcse.c (eliminate_partially_redundant_load):
3606 Likewise.
3607 * predict.c (can_predict_insn_p): Likewise.
3608 (set_even_probabilities): Likewise.
3609 (combine_predictions_for_bb): Likewise.
3610 (predict_loops): Likewise.
3611 (estimate_probability): Likewise.
3612 (tree_predict_by_opcode): Likewise.
3613 (tree_estimate_probability): Likewise.
3614 (last_basic_block_p): Likewise.
3615 (propagate_freq): Likewise.
3616 (estimate_loops_at_level): Likewise.
3617 (estimate_bb_frequencies): Likewise.
3618 * profile.c (instrument_edges): Likewise.
3619 (get_exec_counts): Likewise.
3620 (compute_branch_probabilities): Likewise.
3621 (branch_prob): Likewise.
3622 * ra-build.c (live_in): Likewise.
3623 * ra-rewrite.c (rewrite_program2): Likewise.
3624 * ra.c (reg_alloc): Likewise.
3625 * reg-stack.c (reg_to_stack): Likewise.
3626 (convert_regs_entry): Likewise.
3627 (compensate_edge): Likewise.
3628 (convert_regs_1): Likewise,
3629 (convert_regs_2): Likewise.
3630 (convert_regs): Likewise.
3631 * regrename.c (copyprop_hardreg_forward): Likewise.
3632 * reload1.c (fixup_abnormal_edges): Likewise.
3633 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
3634 (sbitmap_insersection_of_preds): Likewise.
3635 (sbitmap_union_of_succs): Likewise.
3636 (sbitmap_union_of_preds): Likewise.
3637 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
3638 (fix_basic_block_boundaries): Likewise.
3639 (sched_ebbs): Likewise.
3640 * sched-rgn.c (build_control_flow): Likewise.
3641 (find_rgns): Likewise.
3642 * tracer.c (find_best_successor): Likewise.
3643 (find_best_predecessor): Likewise.
3644 (tail_duplicate): Likewise.
3645 * tree-cfg.c (make_edges): Likewise.
3646 (make_ctrl_stmt_edges): Likewise.
3647 (make_goto_expr_edges): Likewise.
3648 (tree_can_merge_blocks_p): Likewise.
3649 (tree_merge_blocks): Likewise.
3650 (cfg_remove_useless_stmts_bb): Likewise.
3651 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3652 (tree_block_forwards_to): Likewise.
3653 (cleanup_control_expr_graph): Likewise.
3654 (find_taken_edge): Likewise.
3655 (dump_cfg_stats): Likewise.
3656 (tree_cfg2vcg): Likewise.
3657 (disband_implicit_edges): Likewise.
3658 (tree_find_edge_insert_loc): Likewise.
3659 (bsi_commit_edge_inserts): Likewise.
3660 (tree_split_edge): Likewise.
3661 (tree_verify_flow_info): Likewise.
3662 (tree_make_forwarder_block): Likewise.
3663 (tree_forwarder_block_p): Likewise.
3664 (thread_jumps): Likewise.
3665 (tree_try_redirect_by_replacing_jump): Likewise.
3666 (tree_split_block): Likewise.
3667 (add_phi_args_after_copy_bb): Likewise.
3668 (rewrite_to_new_ssa_names_bb): Likewise.
3669 (dump_function_to_file): Likewise.
3670 (print_pred_bbs): Likewise.
3671 (print_loop): Likewise.
3672 (tree_flow_call_edges_add): Likewise.
3673 (split_critical_edges): Likewise.
3674 (execute_warn_function_return): Likewise.
3675 (extract_true_false_edges_from_block): Likewise.
3676 * tree-if-conv.c (tree_if_conversion): Likewise.
3677 (if_convertable_bb_p): Likewise.
3678 (find_phi_replacement_condition): Likewise.
3679 (combine_blocks): Likewise.
3680 * tree-into-ssa.c (compute_global_livein): Likewise.
3681 (ssa_mark_phi_uses): Likewise.
3682 (ssa_rewrite_initialize_block): Likewise.
3683 (rewrite_add_phi_arguments): Likewise.
3684 (ssa_rewrite_phi_arguments): Likewise.
3685 (insert_phi_nodes_for): Likewise.
3686 (rewrite_into_ssa): Likewise.
3687 (rewrite_ssa_into_ssa): Likewise.
3688 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
3689 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
3690 (rewrite_trees): Likewise.
3691 * tree-pretty-print.c (dump_bb_header): Likewise.
3692 (dump_implicit_edges): Likewise.
3693 * tree-sra.c (insert_edge_copies): Likewise.
3694 (find_obviously_necessary_stmts): Likewise.
3695 (remove_data_stmt): Likewise.
3696 * tree-ssa-dom.c (thread_across_edge): Likewise.
3697 (dom_opt_finalize_block): Likewise.
3698 (single_incoming_edge_ignoring_loop_edges): Likewise.
3699 (record_equivalences_from_incoming_edges): Likewise.
3700 (cprop_into_successor_phis): Likewise.
3701 * tree-ssa-live.c (live_worklist): Likewise.
3702 (calculate_live_on_entry): Likewise.
3703 (calculate_live_on_exit): Likewise.
3704 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3705 (copy_loop_headers): Likewise.
3706 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
3707 (fill_always_executed_in): Likewise.
3708 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
3709 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
3710 (compute_phi_arg_on_exit): Likewise.
3711 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
3712 (get_loops_exit): Likewise.
3713 (split_loop_exit_edge): Likewise.
3714 (ip_normal_pos): Likewise.
3715 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
3716 Likewise.
3717 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
3718 (replace_phi_with_stmt): Likewise.
3719 (value_replacement): Likewise.
3720 * tree-ssa-pre.c (compute_antic_aux): Likewise.
3721 (insert_aux): Likewise.
3722 (init_pre): Likewise.
3723 * tree-ssa-propagate.c (simulate_stmt): Likewise.
3724 (simulate_block): Likewise.
3725 (ssa_prop_init): Likewise.
3726 * tree-ssa-threadupdate.c (thread_block): Likewise.
3727 (create_block_for_threading): Likewise.
3728 (remove_last_stmt_and_useless_edges): Likewise.
3729 * tree-ssa.c (verify_phi_args): Likewise.
3730 (verify_ssa): Likewise.
3731 * tree_tailcall.c (independent_of_stmt_p): Likewise.
3732 (find_tail_calls): Likewise.
3733 (eliminate_tail_call): Likewise.
3734 (tree_optimize_tail_calls_1): Likewise.
3735 * tree-vectorizer.c (vect_transform_loop): Likewise.
3736 * var-tracking.c (prologue_stack_adjust): Likewise.
3737 (vt_stack_adjustments): Likewise.
3738 (vt_find_locations): Likewise.
3739 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
3740 * config/i386/i386.c (ix86_pad_returns): Likewise.
3741 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
3742 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
3743
3744 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
3745
3746 PR target/16532
3747 * config/sparc/sparc.c (struct machine_function): New field
3748 'leaf_function_p' and 'prologue_data_valid_p'.
3749 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
3750 to conveniently access the above fields.
3751 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
3752 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
3753 of the generic flavor 'current_function_uses_only_leaf_regs'.
3754 (eligible_for_sibcall_delay): Likewise.
3755 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
3756 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
3757 (sparc_asm_function_prologue): Add sanity check for the assumption
3758 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
3759 (sparc_can_use_return_insn_p): New function.
3760 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
3761 (output_restore): Likewise.
3762 (output_sibcall): Likewise.
3763 (sparc_output_mi_thunk): Likewise.
3764 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
3765 * config/sparc/sparc.md (return): New expander.
3766
3767 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
3768
3769 2004-09-27 Mark Mitchell <mark@codesourcery.com>
3770
3771 PR c++/17642
3772 * stor-layout.c (layout_decl): Use fold_convert, not convert.
3773 (bit_from_pos): Likewise.
3774 (byte_from_pos): Likewise.
3775 (pos_from_bit): Likewise.
3776 (normalize_offset): Likewise.
3777 (place_field): Likewise.
3778 (finalize_type_size): Likewise.
3779 (layout_type): Likewise.
3780 * tree.c (build_index_type): Likewise.
3781
3782 2004-09-27 Devang Patel <dpatel@apple.com>
3783
3784 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
3785 * genopinit.c (optabs): New entry for vcond_gen_code and
3786 vcondu_gen_code.
3787 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
3788 (get_rtx_code): New function.
3789 (vector_compare_rtx): New function.
3790 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
3791 (expand_vec_cond_expr_p): New function.
3792 (expand_vec_cond_expr): New function.
3793 (get_vcond_icode): New function.
3794 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
3795 (vcond_gen_code, vcondu_gen_code): Same.
3796
3797 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
3798
3799 * Makefile.in (STAGESTUFF): Split into ...
3800 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
3801 (mostlyclean): Update.
3802 (stage1-start, stage2-start, stage3-start, stage4-start,
3803 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
3804 Move the STAGEMOVESTUFF.
3805
3806 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3807
3808 * system.h (getpagesize): Return 'int' instead of 'long'.
3809
3810 2004-09-27 Michael Matz <matz@suse.de>
3811
3812 PR bootstrap/17698
3813 PR bootstrap/17702
3814 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
3815 bmp_iter_and_init): Shift by bit_in_word.
3816
3817 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
3818
3819 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
3820 * configure.ac: Don't sinclude it here.
3821 * configure: Regenerate.
3822
3823 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
3824
3825 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
3826 Handle AND pattern
3827
3828 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
3829
3830 PR c/13804
3831 * c-typeck.c (build_component_ref): Name type involved in
3832 diagnostic for structure or union without a member of the given
3833 name.
3834
3835 2004-09-27 DJ Delorie <dj@redhat.com>
3836
3837 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
3838 .comm alignment is bytes, not bits.
3839
3840 2004-09-27 Devang Patel <dpatel@apple.com>
3841
3842 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
3843 (print_call_name): Do not print VEC_COND_EXPR.
3844
3845 2004-09-27 Devang Patel <dpatel@apple.com>
3846
3847 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
3848
3849 2004-09-27 Jan Hubicka <jh@suse.cz>
3850
3851 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
3852
3853 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
3854
3855 * bitmap.h: Fix a comment typo.
3856
3857 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3858
3859 * libgcc2.c (getpagesize): Change type of return value to int.
3860
3861 2004-09-26 Matt Austern <austern@apple.com>
3862
3863 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
3864 using mmap.
3865
3866 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3867
3868 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
3869 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
3870 (bitmap_iterator): New type.
3871 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
3872 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
3873 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
3874 bmp_iter_and_init, bmp_iter_and_next): New functions.
3875 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
3876 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
3877 use iterator-style EXECUTE_IF_IN_BITMAP macros.
3878 * bitmap.c (bitmap_print): Ditto.
3879 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
3880 btr_def_live_range): Ditto.
3881 * cfganal.c (compute_dominance_frontiers_1) Ditto.
3882 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
3883 Ditto.
3884 * ddg.c (build_inter_loop_deps): Ditto.
3885 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
3886 Ditto.
3887 * except.c (remove_eh_handler): Ditto.
3888 * flow.c (reg_set_to_hard_reg_set): Ditto.
3889 * gcse.c (clear_modify_mem_tables): Ditto.
3890 * global.c (build_insn_chain): Ditto.
3891 * ifcvt.c (dead_or_predicable): Ditto.
3892 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
3893 Ditto.
3894 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
3895 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
3896 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
3897 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
3898 tree_purge_all_dead_eh_edges): Ditto.
3899 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
3900 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
3901 rewrite_ssa_into_ssa): Ditto.
3902 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
3903 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
3904 Ditto.
3905 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
3906 compute_flow_sensitive_aliasing, maybe_create_global_var,
3907 dump_points_to_info_for): Ditto.
3908 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
3909 * tree-ssa-dse.c (dse_finalize_block): Ditto.
3910 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
3911 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
3912 Ditto.
3913 * tree-ssa-loop-ivopts.c (find_induction_variables,
3914 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
3915 determine_use_iv_costs, determine_set_costs, find_best_candidate,
3916 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
3917 Ditto.
3918 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
3919 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
3920 add_call_read_ops): Ditto.
3921 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
3922
3923 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924
3925 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
3926 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
3927
3928 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
3929
3930 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
3931 reflect size of memory regions being compared.
3932
3933 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
3934
3935 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
3936 expressions. Always clear MEM_SIZE and alias set.
3937
3938 2004-09-26 Roger Sayle <roger@eyesopen.com>
3939 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3940
3941 PR middle-end/17112
3942 * stor-layout.c (compute_record_mode): For records with a single
3943 field, only use the field's mode if its size matches what we'd
3944 have choosen for the record ourselves. This forces the use of
3945 BLKmode for packed records that don't completely fill a mode.
3946
3947 2004-09-26 Roger Sayle <roger@eyesopen.com>
3948
3949 PR middle-end/17151
3950 * combine.c (force_to_mode): Remove dubious early return test that
3951 inhibits further optimization.
3952
3953 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
3954
3955 * profile.c: Fix a comment typo.
3956
3957 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3958
3959 PR bootstrap/17591
3960 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
3961 with varying offset.
3962 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
3963 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
3964 ARRAY_REFS.
3965 (expr_invariant_in_loop_p): New function.
3966 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
3967 component_ref_field_offset for COMPONENT_REFs. Do not allow
3968 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
3969 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
3970 MISALIGNED_INDIRECT_REFs.
3971 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
3972 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
3973 MISALIGNED_INDIRECT_REFs.
3974
3975 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
3976
3977 PR c/11459
3978 * gcc.c (cpp_options, cc1_options): Preserve relative order of
3979 -std and -ansi options.
3980
3981 2004-09-26 Jan Hubicka <jh@suse.cz>
3982
3983 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
3984 for nested functions whose proper parent has not been output.
3985
3986 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
3987 when re-constructing profile previously invalidated by loop.
3988
3989 2004-09-25 Dale Johannesen <dalej@apple.com>
3990
3991 * tree-gimple.c: Move GIMPLE definition...
3992 * doc/tree-ssa.texi: here.
3993
3994 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3995
3996 * tree-vectorizer.c: Fix a comment typo.
3997
3998 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
3999
4000 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
4001 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
4002 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
4003 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
4004
4005 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
4006
4007 * tree-ssa-loop-unswitch.c: Fix a comment typo.
4008
4009 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
4010
4011 * doc/passes.texi: Fix a typo.
4012
4013 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4014
4015 * tree-optimize.c (init_tree_optimization_passes): Add
4016 pass_record_bounds.
4017 * tree-pass.h (pass_record_bounds): Declare.
4018 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
4019 New pass.
4020
4021 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4022
4023 PR tree-optimization/17474
4024 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
4025 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
4026
4027 2004-09-25 Jan Hubicka <jh@suse.cz>
4028
4029 * predict.c (counts_to_freqs): Make global.
4030 * predict.h (counts_to_freqa): Declare.
4031 * profile.c (compute_branch_probabilities): Compute frequencies
4032 * tree-profile.c (do_tree_profiling): Refine conditional on when
4033 tree profiling pass is needed.
4034
4035 * passes.c (rest_of_handle_cfg): Disable const/pure function
4036 detection when doing tree based profiling.
4037
4038 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
4039 conditional.
4040
4041 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
4042
4043 * config/mips/mips.h (struct mips_args): Clarify comments.
4044 * config/mips/mips.c (struct mips_arg_info): Likewise.
4045 (mips_arg_info): Don't allow fpr_p to affect the register or
4046 stack alignment. Remove o64 silliness.
4047 (function_arg): Deal with the o32 float,float case specially.
4048
4049 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
4050
4051 * config/mips/mips.md (loadx, storex): Define for V2SF.
4052
4053 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
4054
4055 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
4056 * config/s390/s390.c (s390_back_chain_rtx): New function.
4057 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
4058 Call anti_adjust_stack.
4059 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
4060 only if compiling with back chain.
4061 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
4062 back chain only if back chain enabled. Use s390_back_chain_rtx.
4063
4064 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
4065
4066 * doc/trouble.texi: Remove obsolete information. Update
4067 information on how to regenerate fixincluded headers.
4068
4069 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
4070
4071 PR c/12951
4072 * doc/invoke.texi: Document that
4073 -Wno-error-implicit-function-declaration is not accepted.
4074
4075 2004-09-24 Richard Henderson <rth@redhat.com>
4076
4077 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
4078 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
4079 on TARGET_MAX.
4080 (alpha_expand_mov): Allow unaligned vectors.
4081 (alpha_expand_unaligned_store): Use CONST0_RTX.
4082 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
4083
4084 2004-09-24 Jeff Law <law@redhat.com>
4085
4086 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
4087 aliasing rules.
4088 (simplify_cond_and_lookup_avail_expr): Likewise.
4089
4090 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
4091
4092 PR c/12802
4093 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
4094 title. Document interaction with -fms-extensions.
4095 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
4096 section.
4097
4098 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
4099
4100 PR c/12713
4101 * doc/extend.texi: Document interaction of attribute noreturn and
4102 longjmp.
4103
4104 2004-09-24 Richard Henderson <rth@redhat.com>
4105
4106 PR rtl-opt/17503
4107 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
4108 (som_hash, som_eq): New.
4109 (init_subregs_of_mode, record_subregs_of_mode): New.
4110 (cannot_change_mode_set_regs): Rewrite for htab implementation.
4111 (invalid_mode_change_p): Likewise.
4112 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
4113 * flow.c (mark_used_regs): Likewise.
4114 (life_analysis): Use init_subregs_of_mode.
4115 * regs.h (subregs_of_mode): Remove.
4116 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
4117
4118 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
4119
4120 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
4121 type with the copy of the conditional.
4122
4123 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
4124
4125 PR tree-opt/16954
4126 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4127 Prevent renaming if the aliasing sets of the type which the
4128 pointer points to are different.
4129
4130 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
4131
4132 PR c/17188
4133 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
4134 declarations of enumerators.
4135 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
4136 for redefinition. Check for nested redefinition.
4137 (finish_struct): Don't check for nested redefinition.
4138 (start_enum): Check for nested redefinition.
4139
4140 2004-09-24 Devang Patel <dpatel@apple.com>
4141
4142 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
4143 only when necesssary.
4144 (combine_blocks): Combine loop header and exit block.
4145
4146 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
4147
4148 * hooks.c (hook_tree_tree_bool_null): New.
4149 * hooks.h (hook_tree_tree_bool_null): Declare it.
4150 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
4151 * targhooks.c (default_fold_builtin): Remove.
4152 * targhooks.h (default_fold_builtin): Remove.
4153
4154 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4155
4156 PR rtl-optimization/17625
4157 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
4158
4159 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
4160
4161 PR tree-opt/17624
4162 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
4163 Reject if any of the operands occur in an abnormal PHI.
4164
4165 2004-09-24 Andreas Schwab <schwab@suse.de>
4166
4167 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
4168 rules.
4169
4170 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4171
4172 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
4173 if the GNU assembler is used.
4174 (sparc-*-solaris2*): Likewise.
4175 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
4176 (dbxout_function_end): Protect N_ENSYM with it.
4177 (dbxout_begin_prologue): Protect N_BNSYM with it.
4178 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
4179 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
4180 * config/sparc/sol2-gas.h: New file.
4181
4182 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
4183
4184 PR bootstrap/17369
4185 * Makefile.in (@set_gcc_lib_path@): Added.
4186
4187 * configure.ac: Include ../config/gcc-lib-path.m4. Use
4188 TL_AC_GNU_MAKE_GCC_LIB_PATH.
4189 * configure: Regenerated.
4190
4191 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
4192
4193 PR c/6980
4194 * c-typeck.c (build_c_cast): Improve wording of
4195 -Wbad-function-cast diagnostic.
4196
4197 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
4198
4199 PR target/17626
4200 * config/cris/cris.md (moverside, movemside): Rename variable
4201 "reg" to "otherop". To generate canonical RTX, check that otherop
4202 isn't constant instead of checking that operand 1 is a register.
4203
4204 2004-09-23 Jakub Jelinek <jakub@redhat.com>
4205
4206 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
4207
4208 2004-09-23 Diego Novillo <dnovillo@redhat.com>
4209 Jakub Jelinek <jakub@redhat.com>
4210
4211 * tree-flow.h (find_new_referenced_vars): Add prototype.
4212 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
4213 Move to...
4214 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
4215 ... here.
4216 (mark_new_vars_to_rename): Walk through all operands.
4217 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
4218 (execute_fold_all_builtins): Use it.
4219 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
4220
4221 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
4222
4223 * gthr-tpf.h: New file.
4224 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
4225 * gthr.h: Use gthr-tpf.h on TPF OS.
4226
4227 2004-09-23 Jeff Law <law@redhat.com>
4228
4229 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
4230 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
4231 (substitute_and_fold): Likewise.
4232 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
4233 except invariants from SSA_NAME_VALUE.
4234 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
4235 and SET_SSA_NAME_EQUIV.
4236 (restore_vars_to_original_value, record_const_or_copy): Likewise.
4237 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
4238 (record_equality, cprop_into_successor_phis): Likewise.
4239 (record_equivalences_from_stmt, cprop_operand): Likewise.
4240 (lookup_avail_expr): Likewise.
4241 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
4242 from SSA_NAME_VALUE.
4243 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
4244 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
4245 annotation from the VALUE_HANDLE field.
4246
4247 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
4248
4249 PR c++/13989
4250 PR c++/9844
4251 * tree.c (reconstruct_complex_type): Remove extra "this".
4252 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
4253 Add V4SFmode to case statement.
4254
4255 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
4256
4257 PR c/16833
4258 * doc/extend.texi, doc/invoke.texi: Document interaction of
4259 -fno-builtin with format checks. Note that built-in functions
4260 have effects beyond generating code that avoids calls to those
4261 functions.
4262
4263 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
4264
4265 PR tree-optimization/17533
4266 * dominance.c (verify_dominators): Tolerate even more incorrect
4267 dominance data during error message printing.
4268 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
4269 and edges more correctly.
4270
4271 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
4272
4273 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
4274 New tree-codes.
4275 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
4276 MISALIGNED_INDIRECT_REF.
4277 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
4278 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
4279 Likewise.
4280 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
4281 (find_interesting_uses_address): Likewise.
4282 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
4283 (build_fold_addr_expr_with_type): Likewise.
4284 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
4285 * print-rtl.c (print_mem_expr): Likewise.
4286 * tree-dump.c (dequeue_and_dump): Likewise.
4287 * tree-eh.c (tree_could_trap_p): Likewise.
4288 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
4289 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
4290 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
4291 Likewise.
4292 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4293 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4294 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
4295 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
4296 (add_address_candidates, rewrite_address_base): Likewise.
4297 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
4298 Likewise.
4299 * tree.c (staticp, build1_stat): Likewise.
4300
4301 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
4302 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
4303 * tree-ssa-operands.c (get_expr_operands): Likewise.
4304 * expr.c (expand_expr_real_1): Likewise.
4305
4306 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
4307 optabs.
4308 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
4309 for the new optabs.
4310 (expand_ternary_op): New function.
4311 * genopinit.c (optabs): Handle the new optabs.
4312 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
4313 (init_optabs): Initialize vec_realign_load_optab.
4314 (expand_ternary_op): New functions.
4315
4316 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
4317 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
4318 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
4319 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
4320 * target.h (struct vectorize): New member for struct gcc_target.
4321 (misaligned_mem_ok): New member for targetm.vectorize.
4322 (builtin_mask_for_load): Likewise.
4323 (builtin_mask_for_store): Likewise.
4324 * targethooks.c (default_vect_misaligned_mem_ok): New function.
4325 * targethooks.h (default_vect_misaligned_mem_ok): New function.
4326
4327 * config/rs6000/altivec.md (build_vector_mask_for_load): New
4328 define_expand.
4329 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
4330 (vec_realign_load_v16qi): New define_insn.
4331 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
4332 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
4333 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
4334 (altivec_builtin_mask_for_store): New variables.
4335 (rs6000_builtin_mask_for_load): New function. Implements
4336 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
4337 (rs6000_builtin_mask_for_store): New function. Implements
4338 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
4339 (rs6000_expand_builtin): Expand the target builtins
4340 builtin_mask_for_load and builtin_mask_for_store.
4341 (altivec_init_builtins): Initialize the new target builtins.
4342 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
4343 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
4344
4345 * tree-vectorizer.c (vect_create_data_ref): Renamed to
4346 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
4347 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
4348 (vectorizable_store): Call vect_create_data_ref_ptr with additional
4349 arguments, and create an indirect_ref with its return value data_ref.
4350 Check aligned_access_p.
4351 (vectorizable_load): Handle misaligned loads, using software-pipelined
4352 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
4353 vec_realign_load_optab is supported, or using a scheme without
4354 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
4355 misaligned_mem_ok is supported.
4356
4357 (vect_finish_stmt_generation): Typo.
4358 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
4359 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
4360 presence of misaligned loads.
4361 (vect_analyze_data_ref_access): Add check for constant init.
4362 (vect_get_symbl_and_dr): Remove duplicate line.
4363 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
4364
4365 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
4366
4367 * builtins.c: Fix a comment typo.
4368
4369 2004-09-23 Jan Hubicka <jh@suse.cz>
4370
4371 * profile.c (branch_prob): Do not verify flow info in the middle of the
4372 pass.
4373
4374 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4375
4376 * cfgloop.h (update_single_exits_after_duplication): Declare.
4377 (loopify, split_loop_bb): Declaration changed.
4378 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
4379 of rtx.
4380 (loopify): Added redirect_all_edges argument.
4381 (update_single_exits_after_duplication): Export.
4382 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
4383 * tree-flow.h (tree_duplicate_loop_to_header_edge,
4384 tree_ssa_loop_version): Declare.
4385 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
4386 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
4387 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
4388 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
4389
4390 * tree-ssa-loop-unswitch.c: New file.
4391 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
4392 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
4393 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
4394 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
4395 * tree-pass.h (pass_unswitch): Declare.
4396 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
4397 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
4398 * doc/passes.texi: Documen tree level loop unswitching.
4399
4400 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
4401
4402 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
4403
4404 2004-09-22 Eric Christopher <echristo@redhat.com>
4405
4406 * builtins.c (simplify_builtin_va_start): Remove.
4407 (simplify_builtin): Ditto.
4408 (fold_builtin_strchr): Ditto.
4409 (simplify_builtin_*): Rename remainders to fold_builtin_*.
4410 (expand_builtin): Fix up for above changes.
4411 (fold_builtin_1): Add new folders. Change for above.
4412 (expand_builtin_va_start): Call fold_builtin_next_arg.
4413 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
4414 * tree.h: Remove prototype for simplify_builtin.
4415
4416 2004-09-23 Jan Hubicka <jh@suse.cz>
4417
4418 PR debug/17389
4419 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
4420 of fully inlined functions.
4421 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
4422 inlined.
4423
4424 * cfgexpand.c (add_reg_br_prob_note): New function.
4425 (expand_gimple_cond_expr): Use it.
4426 (tree_expand_cfg): No longer kill the profile.
4427 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
4428 only if it is present.
4429 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
4430 * predict.c (combine_predictions_for_insn): Set the probabilities
4431 based on REG_BR_PROB note if present.
4432 * predict.c (branch_prob): Profile is read only with
4433 flag_branch_probabilities.
4434
4435 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
4436
4437 * aclocal.m4: Add in gettext's m4 includes.
4438 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
4439 * configure.ac: Add in check for iconv.h
4440 * configure: Regenerate.
4441
4442 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
4443
4444 * aclocal.m4: Update for rename of gettext-sister.m4.
4445
4446 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
4447
4448 Fix PR tree-optimization/17587
4449 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
4450 (insert_aux): Instead of here.
4451
4452 2004-09-22 Diego Novillo <dnovillo@redhat.com>
4453
4454 PR tree-optimization/16721
4455 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
4456 * tree-ssa-alias.c (create_memory_tag): Move setting of
4457 TREE_THIS_VOLATILE ...
4458 (get_tmt_for): ... here.
4459
4460 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4461
4462 * config/sparc/sparc.md (cmove splitter): Fix formatting.
4463 (conditional_trap expander): Reject inappropriate CCmodes.
4464 (conditional trap insn): Use V9 syntax if possible.
4465
4466 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
4467
4468 PR c/16566
4469 * c-typeck.c (build_component_ref): Don't special-case
4470 COMPOUND_EXPR.
4471
4472 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
4473
4474 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
4475 returns NULL.
4476
4477 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
4478
4479 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
4480 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4481 TRUTH_XOR_EXPR): Mention the restriction on types.
4482
4483 2004-09-22 Matt Austern <austern@apple.com>
4484
4485 * config/darwin.c (darwin_make_decl_one_only):
4486 Allow coalesced symbol to appear in static archive's table of contents
4487
4488 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
4489
4490 PR tree-optimization/17512
4491 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
4492 special cases.
4493
4494 2004-09-22 David Edelsohn <edelsohn@gnu.org>
4495
4496 * dbxout.c (get_lang_number): Do not define if
4497 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
4498
4499 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
4500
4501 PR target/15583
4502 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
4503 builtin_define ("__USE_INIT_FINI__").
4504
4505 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
4506
4507 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
4508 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
4509 * config/s390/s390.h (TARGET_TPF): New macro.
4510 * config/s390/s390.md ("eh_return"): New expander.
4511 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
4512 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
4513 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
4514 * config/s390/tpf.h (TARGET_TPF): Define to 1.
4515 (STACK_POINTER_OFFSET): Increase to 448.
4516 (TARGET_DEFAULT): Set -mtpf-trace on as default.
4517 (TPF_LOC_DIFF_OFFSET): New macro.
4518 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
4519 encoding.
4520 (__isPATrange): Add prototype.
4521 (MD_FALLBACK_FRAME_STATE_FOR): Define.
4522 * config/s390/tpf-eh.c: New file.
4523
4524 2004-09-22 Diego Novillo <dnovillo@redhat.com>
4525
4526 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
4527 operands in an integer comparison.
4528 * tree-cfg.c (find_taken_edge): Call fold() to determine
4529 whether the predicate is known.
4530
4531 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
4532
4533 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
4534 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
4535 Create build and doc directories along with the language directories.
4536 Don't create doc directory separately.
4537 * configure: Regenerate.
4538 * Makefile.in: Create all object and executables files built
4539 with the build compiler in a build/ directory.
4540 (genobjnames): Add missing build objects.
4541 (STAGESTUFF): Don't stage the gen* programs.
4542 (ggc-none.o): Define dependencies for the target compiler.
4543 (build-print-rtl.o): Rename to build/print-rtl.o.
4544 (build-errors.o): Rename to build/errors.o.
4545 (build-varray.o): Rename to build/varray.o.
4546 (maintainerclean): Delete the contents of the build directory.
4547 ($(genobjs): %.o): Explicitly use -o.
4548 (build/insn-conditions.o): Delete specfic rule to use generic rule.
4549 (build/gengtype-lex.o): Likewise.
4550 (build/gengtype-yacc.o): Likewise.
4551 (build/gcov-iov.o): Likewise.
4552
4553 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
4554
4555 * vec.h (VEC_space): Return true if there _is_ space.
4556 (VEC_reserve): Adjust.
4557
4558 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
4559
4560 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
4561 use FPRs for scalar, complex and vector types only.
4562
4563 2004-09-21 Jeff Law <law@redhat.com>
4564
4565 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
4566 the opt_stats_d structure.
4567 (vrp_data): Change from a varray into a hash table.
4568 (vrp_hash_elt): New structure for elements in the vrp hash table.
4569 (vrp_hash, vrp_eq):New functions for hashing and testing equality
4570 in the vrp hash table.
4571 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
4572 initialization slightly to make it easier to read. No longer need
4573 to grow/clear the varray. Instead empty and delete the hash table.
4574 (dom_opt_finalize_block): Update due to change of VRP_DATA from
4575 a varray to a hash table.
4576 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
4577
4578 * tree-ssa-ccp.c (get_default_value): If we have a constant
4579 value recorded for an SSA_NAME, then use that constant as
4580 the initial lattice value.
4581 (substitute_and_fold): Transfer equivalences discovered into
4582 SSA_NAME_EQUIV.
4583
4584 * tree.h (SSA_NAME_EQUIV): Add comments.
4585 (SET_SSA_NAME_EQUIV): Similarly.
4586
4587 2004-09-21 David Edelsohn <edelsohn@gnu.org>
4588
4589 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
4590
4591 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
4592
4593 2004-09-21 Mark Mitchell <mark@codesourcery.com>
4594
4595 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
4596 (finish_decl): Likewise.
4597
4598 2004-09-21 Devang Patel <dpatel@apple.com>
4599
4600 * tree.def (VEC_COND_EXPR): New tree node.
4601 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
4602
4603 2004-09-21 Stan Shebs <shebs@apple.com>
4604
4605 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
4606 * config/rs6000/darwin-world.asm: Likewise.
4607
4608 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
4609
4610 * tree-ssa.c (verify_def): Use print_generic_stmt,
4611 not debug_generic_stmt.
4612 (verify_use): Ditto.
4613 (verify_phi_args): Ditto.
4614 (verify_ssa): Ditto.
4615
4616 2004-09-21 Paul Brook <paul@codesourcery.com>
4617
4618 * varasm.c (default_assemble_integer): Return false for values wider
4619 than the target word size. Works around GAS bug.
4620
4621 2004-09-21 Zack Weinberg <zack@codesourcery.com>
4622
4623 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
4624 gets value 0.
4625 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
4626 if it has value 0.
4627
4628 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
4629
4630 * c-typeck.c (build_function_call): Give name of object
4631 we are attempting to call in error message.
4632 * c-objc-common.c (c_tree_printer): Call pp_expression,
4633 not return false, for 'E' case.
4634
4635 2004-09-21 Steven Bosscher <stevenb@suse.de>
4636
4637 PR rtl-optimization/17482
4638 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
4639 load_killed_in_block_p): Clarify comments.
4640 (record_last_reg_set_info): Make static inline.
4641 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
4642 (record_opr_changes): New function to replace the above.
4643 (compute_hash_table): Clarify comments. Use record_opr_changes.
4644 (reg_set_between_after_reload_p): Clean up.
4645 (reg_used_between_after_reload_p): Likewise.
4646 (eliminate_partially_redundant_load): Clarify comments.
4647
4648 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4649
4650 PR rtl-optimization/17266
4651 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
4652
4653 2004-09-21 Uros Bizjak <uros@kss-loka.si>
4654
4655 PR rtl-optimization/14851
4656 * rtlanal.c (commutative_operand_precedence): Calculate
4657 precedence of stripped constant.
4658
4659 2004-09-20 Jeff Law <law@redhat.com>
4660 Jan Hubicka <jh@suse.cz>
4661
4662 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
4663 initialize key elements here.
4664 (release_ssa_name): Zero the released SSA_NAME here.
4665 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
4666 (struct tree_ssa_name): Add new "equiv" field.
4667 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
4668 (tree_ssa_dominator_optimize): No longer allocate, resize or
4669 clear CONST_AND_COPIES.
4670 (get_value_for, set_value_for): Kill.
4671 (thread_across_edge): Get/set the equivalency using
4672 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
4673 (restore_vars_to_original_value): Likewise.
4674 (record_equivalences_from_phis): Likewise.
4675 (record_dominating_conditions): Likewise.
4676 (record_const_or_copy, record_equality): Likewise.
4677 (lookup_avail_expr): Likewise.
4678 (record_equivalences_from_stmt, cprop_operand): Likewise.
4679 (cprop_into_successor_phis): No longer need to pass around
4680 CONST_AND_COPIES. Callers updated. Get equivalences via
4681 SSA_NAME_EQUIV.
4682 (cprop_into_phis): Likewise.
4683
4684 2004-09-20 Matt Austern <austern@apple.com>
4685 Zack Weinberg <zack@codesourcery.com>
4686
4687 * c-common.c (fix_string_type): Build the unqualified array
4688 type unconditionally, then use c_build_qualified_type to get
4689 the proper const-qualified variant, and set its
4690 TYPE_MAIN_VARIANT to refer to the unqualified type.
4691 * c-lex.c (c_lex_return_raw_string): New global.
4692 (c_lex_with_flags): Honor it.
4693 * c-pragma.h: Declare it.
4694
4695 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
4696
4697 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
4698
4699 2004-09-21 Jan Hubicka <jh@suse.cz>
4700
4701 PR middle-end/17126
4702 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
4703 (tree_rest_of_compilation): Cleanup.
4704
4705 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
4706
4707 * config/s390/s390.c (s390_select_rtx_section): Remove.
4708 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
4709
4710 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
4711
4712 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
4713 note to pretend a direct save from the original register when an
4714 intermediate register is used for the save.
4715
4716 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4717
4718 * tsystem.h (alloca): Provide a default definition.
4719
4720 Revert:
4721 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4722 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4723
4724 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
4725
4726 PR tree-opt/17558
4727 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
4728 aliasing sets are the same rather than just conflicting.
4729
4730 2004-09-20 Jan Hubicka <jh@suse.cz>
4731
4732 PR middle-end/16460
4733
4734 * cgraph.c (cgraph_unnest_node): New function.
4735 (c_finalize): Rename to ....
4736 (c_warn_unused_result_recursivly): ... this one; do only the warning
4737 (finish_function): Finalize the toplevel function; do not lower nested tree.
4738 * cgraph.h (cgraph_unnest_node): Declare.
4739 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
4740 nestedness datastructure.
4741 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
4742 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
4743 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
4744
4745 2004-09-20 Richard Henderson <rth@redhat.com>
4746
4747 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
4748 from some_small_symbolic_operand_1; export.
4749 (some_small_symbolic_operand): Remove.
4750 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
4751 extra C check.
4752 * config/alpha/predicates.md (some_small_symbolic_operand): New.
4753
4754 2004-09-20 Jan Hubicka <jh@suse.cz>
4755
4756 * predict.c (return_prediction): New function.
4757 (apply_return_prediction): Likewise.
4758 (tree_bb_level_predictions): Likewise.
4759 (tree_estimate_probability): Add noreturn exit edges; call
4760 bb_level_predictions; fix logic of return heuristics.
4761 (predict_paths_leading_to): Rescuesce from old CVS version of
4762 process_note_prediction function.
4763 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
4764
4765 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4766
4767 * config/s390/s390.c (s390_frame_info): Added alignment statement for
4768 floating point register area on stack.
4769
4770 2004-09-20 Jakub Jelinek <jakub@redhat.com>
4771
4772 * predict.c (expr_expected_value): Use *_CLASS_P macros.
4773
4774 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
4775
4776 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
4777 generating useless garbage.
4778
4779 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
4780
4781 * builtins.c (fold_builtin): Call the new omonymous
4782 target hook for machine-dependent built-ins.
4783 * target-def.h (TARGET_FOLD_BUILTIN): New.
4784 * target.h (struct gcc_target): Add the fold_builtin hook.
4785 * targhooks.c (default_fold_builtin): New.
4786 * targhooks.h (default_fold_builtin): Declare it.
4787
4788 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
4789
4790 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
4791 comment typos.
4792
4793 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
4794
4795 PR target/17565
4796 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
4797
4798 2004-09-20 Jan Hubicka <jh@suse.cz>
4799
4800 * predict.c (estimate_probability): Remove unnecesary code.
4801
4802 2004-09-19 Ira Rosen <irar@il.ibm.com>
4803
4804 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
4805 (STMT_VINFO_VECT_DR_BASE): Declare.
4806 (VECT_SMODULO): Declare.
4807 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
4808 (vect_compute_array_base_alignment): New function.
4809 (vect_analyze_data_ref_access): Check array indices. Remove one
4810 dimensional arrays restriction.
4811 (vect_get_ptr_offset): New function.
4812 (vect_get_symbl_and_dr): New function.
4813 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
4814 (former name vect_get_base_decl_and_bit_offset).
4815 (vect_create_index_for_array_ref): Removed.
4816 (vect_create_index_for_vector_ref): New function.
4817 (vect_create_addr_base_for_vector_ref): New function.
4818 (vect_create_data_ref): Handle additional data refs. Call
4819 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
4820 (vect_compute_data_ref_alignment): Support the changes. Call
4821 vect_get_base_and_bit_offset.
4822 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
4823 data refs. Store vect_dr_base.
4824 (vect_analyze_data_ref_accesses): Support nonconstant init.
4825 (new_stmt_vec_info): Initialize vect_dr_base field.
4826 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4827 (get_vectype_for_scalar_type): Check for BLKmode.
4828 * tree-chrec.h (initial_condition_in_loop_num): Declare.
4829 * tree-chrec.c (initial_condition_in_loop_num): New function.
4830 (chrec_component_in_loop_num): New function.
4831 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
4832 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
4833 to be pointer to varray_type.
4834
4835 2004-09-19 Jan Hubicka <jh@suse.cz>
4836
4837 * basic-block.h (update_bb_profile_after_threading): Declare.
4838 * cfg.c (update_bb_profile_after_threading): Break out from ...
4839 * cfgcleanup.c (try_forward_edges): ... here; use it.
4840 * tree-ssa-dom.c (thread_across_edge): Use it.
4841 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
4842 profile of the new BB.
4843
4844 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
4845
4846 * tree-ssa-pre.c (insert_into_set): Don't put
4847 is_gimple_min_invariant values into the set.
4848
4849 2004-09-19 Andreas Jaeger <aj@suse.de>
4850
4851 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
4852 prototype.
4853
4854 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4855
4856 * config/cris/cris.h: Preserve the original spelling in a
4857 quote.
4858
4859 2004-09-18 Jeff Law <law@redhat.com>
4860
4861 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
4862 global varrays to replace the block local varrays.
4863 (struct dom_walk_block_data): Remove, no longer used.
4864 (get_eq_expr_value): No longer need to pass around pointers to local
4865 varrays. Callers updated. Unused markers added to unused parameters.
4866 (record_range, record_equivalences_from_stmt): Likewise.
4867 (record_equivalences_from_incoming_edge): Likewise.
4868 (record_var_is_nonzero): Likewise. Update now that we have a
4869 single global varray of SSA_NAMEs that need restoring.
4870 (dom_opt_initialize_block_local_data): Kill, no longer used.
4871 (tree_ssa_dominator_optimize): Initialize new global varrays.
4872 Update callbacks in dominator walker structure.
4873 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
4874 VRP_VARIABLES_STACK.
4875 (restore_nonzero_vars_to_original_value): Update now that we have
4876 a single global varray of SSA_NAMEs that need restoring.
4877 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
4878 Remove unused variables.
4879 (optimize_stmt): Remove unused variable.
4880
4881 2004-09-18 Jan Hubicka <jh@suse.cz>
4882
4883 * tree-cfg.c (thread_jumps): Fix updating of the profile.
4884
4885 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
4886 verify_cgraph call.
4887
4888 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4889
4890 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
4891 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
4892 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
4893 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
4894 tree-ssa-operands.c, tree-ssa-phiopt.c,
4895 tree-ssa-threadupdate.c: Fix comment typos.
4896
4897 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
4898
4899 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
4900 config/arm/README-interworking, config/arm/arm-cores.def,
4901 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
4902 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
4903 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
4904 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
4905 config/frv/frv.md, config/i386/winnt.c,
4906 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
4907 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
4908 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
4909 config/mcore/mcore.c, config/mips/mips.h,
4910 config/mn10300/mn10300.md, config/pa/pa.c,
4911 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
4912 config/rs6000/rs6000.c, config/sh/symbian.c,
4913 config/sparc/sparc.h: Fix comment typos. Follow spelling
4914 conventions.
4915
4916 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
4917
4918 PR c/17424
4919 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
4920
4921 2004-09-18 Diego Novillo <dnovillo@redhat.com>
4922
4923 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
4924 remove TREE_ADDRESSABLE from RESULT_DECL.
4925
4926 2004-09-18 Diego Novillo <dnovillo@redhat.com>
4927
4928 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
4929
4930 2004-09-18 Jan Hubicka <jh@suse.cz>
4931
4932 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
4933 NULL.
4934 * tree-ssa-alias.c (init_alias_info): Likewise.
4935 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
4936 (verify_ssa): Likewise.
4937 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
4938
4939 2004-09-18 Jan Hubicka <jh@suse.cz>
4940
4941 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
4942 huge offset.
4943
4944 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
4945
4946 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
4947 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4948 DW_EH_PE_sdata* for data.
4949 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4950
4951 2004-09-17 Geoffrey Keating <geoffk@apple.com>
4952
4953 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
4954 shared anyway.
4955
4956 PR pch/13361
4957 * c-typeck.c (constructor_asmspec): Delete.
4958 (struct initializer_stack): Delete field 'asmspec'.
4959 (start_init): Delete saving of asmspec.
4960 (finish_init): Don't update constructor_asmspec.
4961 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
4962 * stmt.c (expand_asm): Duplicate strings from tree.
4963 (expand_asm_operands): Likewise.
4964 * tree.c (tree_size): Update computation of size of STRING_CST.
4965 (make_node): Don't make STRING_CST nodes.
4966 (build_string): Allocate string with tree node.
4967 (tree_code_size): Clean up assertions, don't allow requests
4968 for "the size of a STRING_CST".
4969 * tree.def (STRING_CST): Update comment.
4970 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
4971 (tree_string): Place contents of string in tree node.
4972 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
4973 from tree.
4974
4975 2004-09-17 Zack Weinberg <zack@codesourcery.com>
4976
4977 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
4978 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
4979
4980 2004-09-17 Jones Desougi <jones@ingate.com>
4981
4982 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
4983 * configure, config.in: Regenerate.
4984
4985 2004-09-17 Zack Weinberg <zack@codesourcery.com>
4986
4987 * tree.c, tree.h (tree_class_strings): Make array const.
4988 Reindent per coding convention. Move asterisk to proper place
4989 per coding convention.
4990
4991 2004-09-18 Andreas Schwab <schwab@suse.de>
4992
4993 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
4994 (tree-vectorizer.o): Likewise.
4995 (targhooks.o): Likewise.
4996
4997 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
4998 Zack Weinberg <zack@codesourcery.com>
4999
5000 * alias.c (find_base_decl): Remove unreachable case '3' block.
5001 * expr.c (safe_from_p): Abort if passed a type.
5002 * tree-gimple.c (recalculate_side_effects): Abort if passed
5003 anything other than an expression.
5004 * tree-ssa-pre.c (phi_translate): Return expr immediately if
5005 is_gimple_min_invariant is true for it. Reorder cases for clarity.
5006 Abort on un-handled tree classes.
5007 (valid_in_set): Likewise.
5008 * tree.c (tree_code_class_strings): New static data.
5009
5010 * tree.h (enum tree_code_class): New.
5011 (tree_code_class_strings): Declare.
5012 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
5013 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
5014 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
5015 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
5016 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
5017
5018 * tree.def, c-common.def, objc/objc-tree.def: Use
5019 tree_code_class enumeration constants instead of code letters.
5020
5021 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
5022 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
5023 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
5024 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
5025 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
5026 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
5027 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
5028 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
5029 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
5030 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
5031 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
5032 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
5033 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
5034 Update to match.
5035
5036 * LANGUAGES: Add note about change.
5037
5038 2004-09-17 Diego Novillo <dnovillo@redhat.com>
5039
5040 PR tree-optimization/17319
5041 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
5042 examine pointers on the LHS of an assignment.
5043 (collect_points_to_info_r): Handle RETURN_EXPR.
5044
5045 2004-09-17 Jeff Law <law@redhat.com>
5046
5047 * tree-ssa-dom.c (const_and_copies_stack): New.
5048 (dom_walk_block_data): Remove const_and_copies field.
5049 (record_const_or_copy): No longer need to pass in varray_type *.
5050 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
5051 Callers updated.
5052 (record_equality): Similarly.
5053 (restore_vars_to_original_value): Similarly. Revamp to use new
5054 single global stack rather than per-block stacks.
5055 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
5056 (thread_across_edge): Remove now unused parameters.
5057 (dom_opt_initialize_block_local_data): No longer test the block
5058 local CONST_AND_COPIES.
5059 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
5060
5061 2004-09-17 Jan Hubicka <jh@suse.cz>
5062
5063 PR tree-optimization/17509
5064 * tree-optimize.c (update_inlined_to_pointers): New function.
5065 (tree_rest_of_compilation): Use it.
5066
5067 2004-09-17 Devang Patel <dpatel@apple.com>
5068
5069 * dbxout.c (get_lang_number): New.
5070 (dbxout_init): Include lang number in N_SO stab.
5071 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
5072 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
5073
5074 2004-09-17 Diego Novillo <dnovillo@redhat.com>
5075
5076 PR tree-optimization/17273
5077 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
5078 replacement is a constant.
5079
5080 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
5081
5082 * c-tree.h (enum c_typespec_keyword): New.
5083 (struct c_declspecs): Adjust description of "type". Remove
5084 specbits, explicit_int_p and explicit_char_p. Rename
5085 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
5086 short_p, signed_p, unsigned_p and complex_p.
5087 (finish_declspecs): New.
5088 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
5089 typename): Call finish_declspecs.
5090 * c-decl.c (finish_declspecs): New.
5091 (declspecs_add_type): Check for combinations which cannot occur in
5092 valid specifier lists. Update comments.
5093 (shadow_tag_warned): Remove checks done in finish_declspecs.
5094 Don't report useless type name if type defaulted to int.
5095 (grokdeclarator): Remove checks and actions done in
5096 finish_declspecs. Don't allow for type being NULL. Update for
5097 datastructures changes. Initialize decl_attr.
5098 (build_null_declspecs, quals_from_declspecs): Update for
5099 datastructures changes.
5100
5101 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
5102
5103 * doc/extend.texi: Fix duplicated word.
5104
5105 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
5106
5107 * doc/invoke.texi: Remove stray explanation on
5108 -freduce-all-givs and -fmove-all-movables.
5109
5110 2004-09-17 James Morrison <phython@gcc.gnu.org>
5111
5112 * doc/cfg.texi: Use @smallexample.
5113 * doc/md.texi: Likewise.
5114 * doc/tree-ssa.texi: Likewise.
5115 * doc/extend.texi: Likewise. Use @r{} in comments.
5116 * doc/trouble.texi: Use @r{} in comments.
5117
5118 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
5119
5120 * configure.ac (gcc_cv_gld_version): Handle whitespace before
5121 "VERSION=".
5122 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
5123 * configure: Regenerate.
5124
5125 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
5126
5127 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
5128 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
5129 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
5130 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
5131 slashes in substitutions.
5132 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
5133
5134 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
5135
5136 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
5137 gimplify.c, lambda-code.c, optabs.c, predict.c,
5138 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
5139 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
5140 conventions.
5141
5142 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
5143
5144 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
5145 doc/extend.texi, doc/install.texi, doc/invoke.texi,
5146 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
5147 doc/trouble.texi: Use @option around options.
5148
5149 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
5150
5151 * Makefile.in (gen-protos.o): Depend on errors.h.
5152
5153 2004-09-17 Steven Bosscher <stevenb@suse.de>
5154
5155 PR tree-optimization/17513
5156 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
5157 for successors of the entry block.
5158
5159 2004-09-17 Uros Bizjak <uros@kss-loka.si>
5160
5161 PR rtl-optimization/15187
5162 * ifcvt.c (noce_try_cmove_arith): Exit early if total
5163 insn_rtx_cost of both branches > BRANCH_COST
5164
5165 2004-09-16 Diego Novillo <dnovillo@redhat.com>
5166
5167 PR tree-optimization/17528
5168 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
5169 erase the may-alias set for a tag when merging it with
5170 another.
5171
5172 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
5173
5174 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
5175 for 32-bit TARGET_SHMEDIA.
5176 (call_value): Likewise.
5177
5178 2004-09-16 Diego Novillo <dnovillo@redhat.com>
5179
5180 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
5181 test apply only to TREE_STATIC and DECL_EXTERNAL.
5182
5183 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5184
5185 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
5186 * basic-block.h (get_dominated_by_region): Declare.
5187 * dominance.c (get_dominated_by_region): New function.
5188 * tree-cfg.c: Include cfglayout.h.
5189 (tree_duplicate_bb): Duplicate also phi nodes.
5190 (struct ssa_name_map_entry): New type.
5191 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
5192 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
5193 allocate_ssa_names, rewrite_to_new_ssa_names_def,
5194 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
5195 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
5196 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
5197 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
5198 rewrite_to_new_ssa_names, allocate_ssa_names,
5199 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
5200 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
5201 (copy_loop_headers): Use tree_duplicate_sese_region.
5202
5203 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
5204
5205 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
5206
5207 2004-09-16 Jeff Law <law@redhat.com>
5208
5209 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
5210 (rewrite_block_data): Remove, no longer used.
5211 (rewrite_initialize_block_local_data): Remove, no longer used.
5212 (rewrite_initialize_block): Mark parameters as unused as needed.
5213 Change references to the block local block_defs to be block_defs_stack.
5214 Push a marker onto the block_defs_stack.
5215 (ssa_rewrite_initialize_block): Similarly.
5216 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
5217 (ssa_register_new_def): No longer needs varray argument. Use
5218 block_defs_stack instead. No longer handle possibly null block_defs
5219 varray. Reverse order of items we push on the stack to make it
5220 easier to identify our marker.
5221 (register_new_def): No longer handle possibly null block_defs
5222 varray.
5223 (rewrite_finalize_block): Revamp to look for markers in the global
5224 block_defs_stack varray rather than wiping a block local varray.
5225 Mark arguments as unused as needed.
5226 (ssa_rewrite_finalize_block): Similarly.
5227 (rewrite_into_ssa): Update initialization of dom walker structure
5228 to reflect that we don't need block local data anymore. Initialize
5229 the block_defs_stack varray.
5230 (rewrite_ssa_into_ssa): Similarly.
5231 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
5232 (struct dom_walk_data): Kill block_defs field.
5233 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
5234 (thread_across_edge): Use the global block_defs_stack instead of
5235 the old block_defs varray.
5236 (dom_opt_initialize_block_local_data): Update now that we don't have
5237 block_defs field to check anymore.
5238 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
5239 (restore_currdefs_to_original_value): Use the new block_defs_stack
5240 instead of a block local varray.
5241 (dom_opt_finalize_block): Similarly.
5242 (record_equivalencs_from_phis): Similarly.
5243 (optimize_stmt, register_definitions_for_stmt): Similarly.
5244
5245 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
5246
5247 PR tree-optimization/17517
5248 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5249 coalesce same-root variables without checking for abnormal PHI usage.
5250
5251 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
5252
5253 * cfgloop.h (duplicate_loop): Add prototype.
5254 * cfgloopmanip.c (duplicate_loop): Make non-static.
5255 * lambda-code.c (perfect_nestify): Factor out test whether
5256 we can handle this loop into separate function.
5257 Call it.
5258 (can_convert_to_perfect_nest): New function.
5259 (replace_uses_of_x_with_y): Add modify_stmt call.
5260 * tree-loop-linear.c (linear_transform_loops): Call
5261 rewrite_into_loop_closed_ssa and free_df.
5262
5263 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
5264
5265 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
5266 loop invariant as well.
5267 (perfect_nestify): new function.
5268 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
5269 upper bounds, and steps.
5270 Set outerinductionvar properly.
5271 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
5272 parameters.
5273 Return NULL if we need a perfect loop and can't make one.
5274 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
5275 (not_interesting_stmt): New function.
5276 (phi_loop_edge_uses_def): Ditto.
5277 (stmt_uses_phi_result): Ditto.
5278 (stmt_is_bumper_for_loop): Ditto.
5279 (perfect_nest_p): Ditto.
5280 (nestify_update_pending_stmts): Ditto.
5281 (replace_uses_of_x_with_y): Ditto.
5282 (stmt_uses_op): Ditto.
5283 (perfect_nestify): Ditto.
5284 * lambda-mat.c (lambda_matrix_id_p): New function.
5285 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
5286 * lambda.h: Update prototypes.
5287 * tree-loop-linear (linear_transform_loop): Use new
5288 perfect_nest_p. Detect and ignore identity transform.
5289 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
5290
5291 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
5292
5293 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
5294 Gather also strides of accessed data. Pass in the data references
5295 array.
5296 (try_interchange_loops): Add a new heuristic for handling the temporal
5297 locality. Pass in the data references array.
5298 (linear_transform_loops): Pass the data references array to
5299 try_interchange_loops.
5300
5301 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
5302
5303 * doc/invoke.texi: Fix typos. Follow spelling conventions.
5304
5305 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
5306
5307 * doc/c-tree.texi (Classes): Remove index entries for
5308 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
5309
5310 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5311
5312 * fold-const.c (fold): Fold difference of addresses.
5313 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
5314 get_inner_reference.
5315 * tree-ssa-loop-ivopts.c (peel_address): Removed.
5316 (ptr_difference_const): Moved to fold-const.c.
5317 (split_address_cost): Use get_inner_reference instead of peel_address.
5318 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
5319 * tree.h (ptr_difference_const): Export.
5320
5321 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
5322 variable type to the dump. Fix indentation.
5323 (idx_find_step): Handle nonconstant array_ref_element_size and
5324 array_ref_low_bound.
5325 (idx_record_use): Handle array_ref_element_size and
5326 array_ref_low_bound.
5327 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
5328 statements correctly.
5329 (get_computation_at, iv_value): Do not unshare expressions here.
5330 (rewrite_use_outer): Unshare the expression before it is emitted
5331 to code.
5332 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
5333 Moved to tree.c.
5334 * tree.c (unsigned_type_for, signed_type_for): Moved from
5335 tree-ssa-loop-niter.c. Use langhooks.
5336 * tree.h (signed_type_for): Export.
5337
5338 2004-09-16 David Edelsohn <edelsohn@gnu.org>
5339
5340 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
5341 prototype.
5342
5343 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
5344
5345 PR target/11572
5346 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
5347 Add two parameters to extra_includes.
5348 (C_INCPATH_INIT): Remove.
5349 * c-incpath.c (register_include_chains): Call extra_pre_includes
5350 before adding the standard include directory.
5351 Update call to extra_includes.
5352 (!defined TARGET_EXTRA_INCLUDES): Update
5353 hook_void_charptr_charptr_int and add !define
5354 TARGET_EXTRA_PRE_INCLUDES.
5355 (!define TARGET_EXTRA_INCLUDES): Define as
5356 hook_void_charptr_charptr_int.
5357 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
5358 (target_c_incpath): Always declare.
5359 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
5360 empty function.
5361 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
5362 * config/darwin.h: (darwin_register_frameworks): Update for
5363 the two new parameters.
5364 (darwin_register_objc_includes): Add prototype.
5365 (TARGET_EXTRA_PRE_INCLUDES): Define.
5366 * config/darwin-c.c (darwin_register_objc_includes): New function.
5367 (darwin_register_frameworks): Update for the two new parameters.
5368 (target_c_incpath): Remove.
5369 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
5370 the compile line.
5371 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
5372 parameters.
5373 (TARGET_EXTRA_PRE_INCLUDES): Document.
5374
5375 * gcc.c (spec_function): Add replace-outfile.
5376 (replace_outfile_spec_function): New function.
5377 * config/darwin.h (LINK_SPEC): Add replace
5378 -lobjc with -lobjc-gnu if -fgnu-runtime is
5379 supplied.
5380 * invoke.texi (replace-outfile): Document.
5381
5382 2004-09-13 Jan Hubicka <jh@suse.cz>
5383
5384 * predict.c (expr_expected_value, strip_builtin_expect): New function.
5385 (tree_predict_by_opcode): Use it.
5386 (tree_estimate_probability): Add, for now disabled,
5387 strip_builtin_expect call.
5388
5389 2004-09-15 James E Wilson <wilson@specifixinc.com>
5390
5391 PR target/17455
5392 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
5393 if current_function_decl is a sibcall.
5394
5395 2004-09-15 Mark Mitchell <mark@codesourcery.com>
5396
5397 * varasm.c (default_function_rdodata_section): Make sure to pass
5398 along a decl for a link-once section.
5399
5400 2004-09-15 Richard Henderson <rth@redhat.com>
5401
5402 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
5403 warning with code disable. Fix formatting.
5404
5405 2004-09-15 Steven Bosscher <stevenb@suse.de>
5406
5407 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
5408 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
5409 after propagating into an ADDR_EXPR.
5410
5411 2004-09-15 Andrew Pinski <apinski@apple.com>
5412
5413 PR rtl-opt/17427
5414 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
5415 Move it out of gcc_assert.
5416
5417 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
5418
5419 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
5420 except.c, fold-const.c, function.c, langhooks.c, params.c,
5421 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
5422 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
5423 for quoting in diagnostics going through pretty-print.c. Use ''
5424 for quoting in other diagnostic text.
5425 * langhooks.c: Include intl.h. Mark text locating diagnostics for
5426 translation.
5427 * Makefile.in (langhooks.o): Update dependencies.
5428 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
5429 formats.
5430
5431 2004-09-15 Mark Mitchell <mark@codesourcery.com>
5432
5433 * configure.ac: Check for COMDAT support. Robustify check for
5434 SHF_MERGE support.
5435 * configure: Regenerated.
5436 * config.in: Likewise.
5437 * langhooks-def.h (lhd_comdat_group): New function.
5438 (LANG_HOOKS_COMDAT_GROUP): New macro.
5439 (LANG_HOOKS_DECLS): Use it.
5440 * langhooks.c (lhd_comdat_group): Define.
5441 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
5442 * output.h (named_section_flags): Make it a macro.
5443 (named_section_real): New function.
5444 (default_no_named_section): Add decl parameter.
5445 (default_elf_asm_named_section): Likewise.
5446 (default_coff_asm_named_section): Likewise.
5447 (default_pe_asm_named_section): Likewise.
5448 * target.h (gcc_target): Adjust type of named_section.
5449 * varasm.c (named_section_flags): Rename to named_section_real.
5450 Add decl parameter.
5451 (default_no_named_section): Add decl parameter.
5452 (default_elf_asm_named_section): Use COMDAT, if available. Deal
5453 with the case that ASM_COMMENT_START is "@".
5454 (default_coff_asm_named_section): Add decl parameter.
5455 (default_pe_asm_named_section): Likewise.
5456 * config/alpha/alpha.c (vms_asm_named_section): Add decl
5457 parameter.
5458 (unicosmk_asm_named_section): Likewise.
5459 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
5460 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
5461 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
5462 * config/cris/cris-protos.h (cris_target_asm_named_section):
5463 Likewise.
5464 * config/cris/cris.c (cris_target_asm_named_section):
5465 Likewise.
5466 * config/darwin/darwin-protos.h (darwin_asm_named_section):
5467 Likewise.
5468 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
5469 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
5470 * config/i386/i386-protos.h (i386_pe_asm_named_section):
5471 Likewise.
5472 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
5473 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
5474 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
5475 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
5476 Likewise.
5477 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
5478 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
5479 * cp/cp-tree.h (cxx_comdat_group): Declare.
5480 * cp/decl.c (cxx_comdat_group): New function.
5481
5482 2004-09-15 Jan Hubicka <jh@suse.cz>
5483
5484 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
5485 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
5486
5487 * tree-cfg.c (remove_bb): Release SSA defs.
5488
5489 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
5490
5491 * doc/tm.texi: Follow spelling conventions.
5492
5493 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
5494
5495 * tree-ssa-dom.c: Fix comment typos.
5496
5497 2004-09-15 Alan Modra <amodra@bigpond.net.au>
5498
5499 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
5500 include ccr.
5501 (ppc_fallback_frame_state): Save location of CR.
5502
5503 2004-09-15 Jakub Jelinek <jakub@redhat.com>
5504
5505 * expr.c (string_constant): Handle also read-only variables
5506 initialized to string literals.
5507
5508 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
5509 into memcpy (x, y, 1) if memcpy can be expanded inline.
5510
5511 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5512
5513 PR tree-optimization/17468
5514 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
5515 definition inside a block precede uses.
5516 * tree-tailcall.c (adjust_return_value): Emit statements in the
5517 correct order.
5518
5519 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
5520
5521 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
5522
5523 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
5524
5525 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
5526
5527 2004-09-14 Jeff Law <law@redhat.com>
5528
5529 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
5530 (struct dom_walk_block_data): Remove avail_exprs member.
5531 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
5532 (lookup_avail_expr): No longer need to pass in address of
5533 the block local available exprs stack. All callers changed.
5534 (simplify_cond_and_lookup_avail_expr): Similarly.
5535 (simplify_switch_and_lookup_avail_expr): Similarly.
5536 (get_eq_expr_value, record_cond): Likewise.
5537 (record_dominating_conditions): Likewise.
5538 (update_rhs_and_lookup_avail_expr): Likewise.
5539 (record_equivalences_from_stmt): Likewise.
5540 (dom_opt_initialize_block_local_data): No longer test state of
5541 block local avail_exprs.
5542 (dom_opt_initialize_block): Mark unwind point in the global
5543 avail_expr stack.
5544 (remove_expressions_from_table): Update to unwind to the
5545 most recent unwind marker in the global avail_expr stack.
5546 All callers changed.
5547 (dom_opt_finalize_block): Mark unwind point in the global
5548 avail_expr stack as needed.
5549 (record_cond): Push elements into the global avail_exprs stack.
5550
5551 * tree-dfa.c (free_df_for_stmt): No longer static.
5552 (free_df): Update comments.
5553 * tree-flow.h (free_df_for_stmt): Prototype.
5554 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
5555 call release_defs.
5556
5557 2004-09-14 Diego Novillo <dnovillo@redhat.com>
5558
5559 PR tree-optimization/17252
5560 * tree-ssa-alias.c (may_alias_p): Don't assume that a
5561 pointer may not point to itself when using relaxed
5562 aliasing rules.
5563
5564 2004-09-14 Richard Henderson <rth@redhat.com>
5565
5566 PR middle-end/17397
5567 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
5568 while folding <ADDR_EXPR <INDIRECT_REF X>>.
5569
5570 2004-09-14 Andrew Pinski <apinski@apple.com>
5571
5572 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
5573 sets of the pointers but the aliasing sets of what they point to.
5574
5575 2004-09-14 Roger Sayle <roger@eyesopen.com>
5576
5577 PR rtl-optimization/9771
5578 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
5579 conditional compilation in init_reg_sets_1.
5580 (init_reg_sets_1): Let global_regs[i] take priority over the frame
5581 (but not stack) pointer exceptions to regs_invalidated_by_call.
5582 (globalize_reg): Globalizing a fixed register may need to update
5583 regs_invalidated_by_call.
5584
5585 2004-09-14 Diego Novillo <dnovillo@redhat.com>
5586
5587 PR tree-optimization/15262
5588 * tree-dfa.c (dump_variable): Also print the type of the
5589 variable.
5590 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
5591 memory tags are of conflicting alias sets but have no aliased
5592 symbols in common, add one tag to the alias set of the other.
5593 (setup_pointers_and_addressables): Remove hack to deal with
5594 programs with no aliased symbols.
5595 (may_alias_p): Don't special case aggregate types.
5596
5597 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
5598
5599 PR c/15498
5600 * doc/invoke.texi (Environment Variables): Correct example locale.
5601
5602 2004-09-14 Jan Hubicka <jh@suse.cz>
5603
5604 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
5605
5606 2004-09-14 Mark Mitchell <mark@codesourcery.com>
5607
5608 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
5609
5610 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
5611
5612 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
5613 restrict_p.
5614 (struct c_declarator): Change u.array.quals and pointer_quals to
5615 int. Add u.array.attrs.
5616 (quals_from_declspecs): New.
5617 * c-decl.c (quals_from_declspecs): New.
5618 (shadow_tag_warned): Give more specific message for useless type
5619 qualifiers.
5620 (build_array_declarator, set_array_declarator_inner,
5621 grokdeclarator, make_pointer_declarator, build_null_declspecs,
5622 declspecs_add_qual): Update for changed structures.
5623
5624 2004-09-14 Jeff Law <law@redhat.com>
5625
5626 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
5627 to a global varray.
5628 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
5629 (dom_opt_initialize_block_local_data): No longer test state
5630 of stmts_to_rescan.
5631 (dom_opt_finalize_block): Update due to change in scope of
5632 stmts_to_rescan.
5633 (optimize_stmt): Similarly.
5634
5635 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
5636
5637 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
5638 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
5639 comment typos. Follow spelling conventions.
5640
5641 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
5642
5643 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
5644 config/i386/predicates.md, config/sparc/sparc.c: Follow
5645 spelling conventions.
5646
5647 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5648 Steven Bosscher <stevenb@suse.de>
5649
5650 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
5651 * basic-block.h (struct reorder_block_def): Add copy_number field.
5652 * cfgloop.h (biv_p): Declare.
5653 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
5654 * common.opt (fsplit-ivs-in-unroller): New flag.
5655 * loop-iv.c (biv_p): New function.
5656 * loop-unroll.c: Include hashtab.h and recog.h.
5657 (struct iv_to_split, struct split_ivs_info): New types.
5658 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
5659 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
5660 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
5661 insert_base_initialization, split_iv): New functions.
5662 (peel_loop_completely, unroll_loop_constant_iterations,
5663 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
5664 Use them.
5665 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
5666
5667 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5668
5669 * tree-cfg.c (thread_jumps): Update dominators correctly in
5670 case destination of threaded edge dominates its source.
5671
5672 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5673
5674 * unroll.c: Removed.
5675 * loop.h: Removed.
5676 * Makefile.in (LOOP_H, unroll.o): Removed.
5677 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
5678 dependency.
5679 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
5680 reference.
5681 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
5682 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
5683 * loop.c: Do not include loop.h.
5684 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
5685 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
5686 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
5687 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
5688 struct loop_regs, struct loop_movables, struct loop_info): Moved
5689 from loop.h.
5690 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
5691 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
5692 find_common_reg_term, loop_iterations, final_giv_value): Moved
5693 from unroll.c.
5694 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
5695 loop_dump_stream, for_each_insn_in_loop, express_from,
5696 extend_value_for_giv, loop_iv_add_mult_emit_before,
5697 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
5698 loop_insn_first_p, get_condition_for_loop,
5699 loop_insn_emit_before, loop_insn_hoist,
5700 loop_insn_sink): Made static.
5701 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
5702 reference.
5703 (strength_reduce): Do not call unroller.
5704 (record_giv): Do not initialize unrolled field.
5705 (prescan_loop): Do not set loop_info->preconditioned.
5706 * passes.c: Do not include loop.h.
5707 (rest_of_handle_loop_optimize): Do not call unroller.
5708 * predict.c: Do not include loop.h.
5709 * rtl.h (NOTE_PRECONDITIONED): Removed.
5710 * stmt.c: Do not include loop.h.
5711 * toplev.c: Do not include loop.h.
5712 (process_options): Do not handle flag_old_unroll_loops.
5713
5714 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
5715 Documentation removed.
5716 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
5717
5718 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
5719
5720 * Makefile.in (STAGE1_CHECKING): New variable.
5721 (stage1_build): Use it.
5722 * tree-ssa.c (verify_ssa): Preserve state of dominance
5723 information.
5724
5725 2004-09-14 Uros Bizjak <uros@kss-loka.si>
5726
5727 * config/i386/i386.c (output_fp_compare): Add generation
5728 of ftst instruction.
5729 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
5730 Use output_fp_compare () function.
5731 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
5732 (fix_truncdi_memory): Remove operands[5] copy.
5733
5734 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
5735
5736 * config/m32r/m32r.md, config/m68k/m68kelf.h,
5737 config/mcore/mcore.md, config/rs6000/linux64.h,
5738 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
5739 typos.
5740
5741 2004-09-13 James E Wilson <wilson@specifixinc.com>
5742
5743 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
5744 * gen-protos.c: Include errors.h.
5745 (progname): Delete.
5746
5747 2004-09-14 Jan Hubicka <jh@suse.cz>
5748
5749 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
5750 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
5751 (predict_loops): Use number_of_iterations_exit to predict
5752 number of iterations on trees.
5753
5754 2004-09-13 Dale Johannesen <dalej@apple.com>
5755
5756 PR 17408
5757 PR 17409
5758 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
5759 objects declared extern.
5760
5761 2004-09-14 Paul Brook <paul@codesourcery.com>
5762
5763 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
5764 HOST_WIDE_INT.
5765
5766 2004-09-13 Daniel Jacobowitz <dan@debian.org>
5767
5768 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
5769 Only use TYPE_BINFO for aggregates.
5770
5771 2004-09-13 Daniel Jacobowitz <dan@debian.org>
5772
5773 * expmed.c (synth_mult): Initialize latency. Check cost before
5774 checking ops count.
5775
5776 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
5777
5778 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
5779 add_call_clobber_ops and add_call_read_ops.
5780 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
5781 the number of vdefs and vuses inserted based on analysis of global
5782 variables across calls. * tree-dfa.c (find_referenced_vars):
5783 Needed to reset static var maps before each function is compiled.
5784 * cgraphunit.c:
5785 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
5786 static_vars_info,functions_to_static_vars_info,module_statics_escape,
5787 all_module_statics,searchc_env,dfs_info): New fields to support
5788 analysis of static global variables.
5789 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
5790 cgraph_reset_static_var_maps, get_global_static_vars_info,
5791 get_global_statics_not_read, get_global_statics_not_written,
5792 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
5793 check_rhs_var, check_lhs_var, get_asm_expr_operands,
5794 process_call_for_static_vars, scan_for_static_refs,
5795 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
5796 clear_static_vars_maps, cgraph_propagate_bits,
5797 cgraph_characterize_statics): New. Functions to support analysis
5798 of static global variables.
5799 (cgraph_mark_local_and_external_functions): Renamed from:
5800 (cgraph_mark_local_functions)
5801 (cgraph_expand_all_functions): Remove call to
5802 cgraph_mark_local_and_external_functions.
5803 (cgraph_optimize): Added driver to analyze static variables whose
5804 scope is within the compilation unit. * cgraph.h (struct
5805 cgraph_local_info, GTY): Added statics_read, statics_written,
5806 local, calls_read_all, calls_write_all, for_functions_valid.
5807 (struct cgraph_node): Added next_cycle. * cgraph.c
5808 (dump_cgraph_node): Added print routines for new fields. *
5809 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
5810 list.
5811
5812 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
5813
5814 * c-decl.c (grokdeclarator): Correct comments about where storage
5815 class specifiers are rejected by grammar and add corresponding
5816 asserts. Diagnose typedefs and parameters declared inline.
5817 Change warning for inline main to a pedwarn. Only diagnose inline
5818 main if hosted.
5819 (declspecs_add_scspec): Allow duplicate "inline".
5820
5821 2004-09-13 Steve Ellcey <sje@cup.hp.com>
5822
5823 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
5824 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
5825
5826 2004-09-13 Richard Henderson <rth@redhat.com>
5827
5828 PR 17436
5829 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
5830 (tree_type): Replace spare with contains_placeholder_bits.
5831 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
5832 make static. Remove seen_types list.
5833 (type_contains_placeholder_p): New.
5834
5835 2004-09-13 James E Wilson <wilson@specifixinc.com>
5836
5837 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
5838 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
5839 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
5840 bdesc_arrays instead of mips_bdesc.
5841 (mips_init_builtins): Likewise.
5842 * config/mips/mips.h (TARGET_SB1): New.
5843 (HAVE_SQRT_P): Delete.
5844 * config/mips/mips.md (divide_condition): Support V2SF.
5845 (sqrt_condition, recip_condition): New.
5846 (div<mode>3): Use ANYF instead of SCALARF.
5847 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
5848 MODE.
5849 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
5850 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
5851 instead of MODE.
5852 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
5853 instead of SCALARF. Use UNITMODE instead of MODE.
5854
5855 2004-09-13 Zack Weinberg <zack@codesourcery.com>
5856
5857 * config.in: Regenerate after removal of libbanshee.
5858
5859 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
5860
5861 PR tree-optimization/17400
5862 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5863 coalesce partitions when one occurs in an abnormal PHI.
5864
5865 2004-09-13 Andrew Pinski <apinski@apple.com>
5866
5867 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
5868 name to _new_size.
5869
5870 2004-09-13 Richard Henderson <rth@redhat.com>
5871
5872 PR inline-asm/6806
5873 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
5874 (cselib_invalidate_rtx_note_stores): New.
5875 (cselib_record_sets, cselib_process_insn): Update to match.
5876 * cselib.h (cselib_invalidate_rtx): Declare.
5877 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
5878
5879 2004-09-13 Richard Henderson <rth@redhat.com>
5880
5881 PR tree-opt/10528
5882 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
5883 after copying its argument.
5884
5885 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
5886
5887 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
5888 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
5889 in diagnostics. Use %' for English apostrophes.
5890 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
5891 (pedwarn_c90, pedwarn_c99): Use it.
5892 * c-decl.c (lookup_label): Quote label name in diagnostic.
5893 * c-parse.in (yyprint): Use ' instead of ` for left quote.
5894 * c-typeck.c (warn_for_assignment): Likewise.
5895
5896 2004-09-13 Jan Hubicka <jh@suse.cz>
5897
5898 * i386.c (x86_schedule): New global variable.
5899 (override_options): Disable scheduling when not supported.
5900 * i386.h (x86_schedule): Declare.
5901 (TARGET_SCHEDULE): New macro.
5902
5903 2004-09-12 Richard Henderson <rth@redhat.com>
5904
5905 PR c++/16254
5906 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
5907 * tree.c, tree.h (has_cleanups): Remove.
5908
5909 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5910
5911 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
5912 arguments of the phi nodes correctly.
5913
5914 2004-09-12 Jan Hubicka <jh@suse.cz>
5915
5916 * ggc-common.c (cmp_statistics): Fix sorting.
5917
5918 2004-09-12 David Edelsohn <edelsohn@gnu.org>
5919
5920 PR target/16795
5921 * expmed.c (expand_divmod): If cheap power of 2 divide is
5922 available, use it for negative constant as well.
5923
5924 2004-09-12 Andrew Pinski <apinski@apple.com>
5925
5926 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
5927 size of 0.
5928
5929 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
5930
5931 2004-09-12 Richard Henderson <rth@redhat.com>
5932
5933 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
5934 or minus one.
5935 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
5936 post-reload, and scratch NULL.
5937 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
5938 (x86_shift_adj_2): Use ix86_expand_clear.
5939 (ashldi3): Remove CMOVE expansion difference.
5940 (ashldi3_1): Remove.
5941 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
5942 add constraints for immediates. New peephole for split-with-temp.
5943 Run splitter after peep2 pass.
5944 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
5945 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
5946 (setcc_2): Rename with *.
5947 * config/i386/predicates.md (reg_or_pm1_operand): New.
5948 (ashldi_input_operand): New.
5949
5950 2004-09-12 Richard Henderson <rth@redhat.com
5951
5952 * print-rtl.c (print_decl_name): New.
5953 (print_mem_expr): Use it.
5954
5955 2004-09-12 Richard Henderson <rth@redhat.com
5956
5957 PR 17186, part deux
5958 * except.c (sjlj_emit_function_exit): Fix logic locating
5959 sjlj_exit_after in final block.
5960
5961 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
5962
5963 * common.opt: Remove flags -fmove-all-movables and
5964 -freduce-all-givs.
5965 * loop-invariant.c (find_invariants_to_move):
5966 Remove all uses of flag_move_all_movables.
5967 * loop.c (move_movables): Remove all uses of
5968 flag_move_all_movables.
5969 (strength_reduce): Remove all uses of
5970 flag_reduce_all_givs.
5971 * doc/invoke.texi: Remove documentation of flags
5972 -fremove-all-movables and -freduce-all-givs.
5973
5974 2004-09-11 Roger Sayle <roger@eyesopen.com>
5975
5976 PR middle-end/17411
5977 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
5978 change. elt->type may be a floating point type, so use fold_convert.
5979
5980 2004-09-11 Geoffrey Keating <geoffk@apple.com>
5981
5982 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
5983 the thing referenced as used, not the stub itself.
5984
5985 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
5986
5987 * c-tree.h (enum c_storage_class): New.
5988 (struct c_declspecs): Add storage_class, inline_p and thread_p.
5989 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
5990 declarations and "auto" or "register" in file scope empty
5991 declarations. Give more specific warnings for other cases of
5992 storage class specifiers in empty declarations.
5993 (grokdeclarator): Update for new structures. Don't check for
5994 multiple storage classes. Diagnose file-scope "register" if
5995 pedantic.
5996 (build_null_declspecs): Update.
5997 (declspecs_add_scspec): Update. Diagnose multiple storage class
5998 specifiers and invalid uses of "__thread".
5999
6000 2004-09-11 Zack Weinberg <zack@codesourcery.com>
6001
6002 * tree.c (tree_code_size): New function, bulk of code from tree_size.
6003 (tree_size, make_node): Use it.
6004 * tree-ssa-pre.c (init_pre): Use it.
6005 * tree.h: Prototype it.
6006
6007 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6008
6009 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
6010 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
6011 redirect_immediate_use): Use PHI_DF.
6012 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
6013 (bb_for_stmt): Use PHI_BB.
6014 (get_immediate_uses): Use PHI_DF.
6015 * tree-ssa-dse.c (max_stmt_uid): New variable.
6016 (get_stmt_uid): New function.
6017 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
6018 node annotations.
6019 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
6020 (max_uid): Renamed to max_stmt_uid.
6021 (get_stmt_uid): New function.
6022 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
6023 phi node annotations.
6024 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
6025 * tree.h (PHI_BB, PHI_DF): New accessor functions.
6026 (struct tree_phi_node): Add bb and df fields.
6027
6028 2004-09-11 Richard Henderson <rth@redhat.com>
6029
6030 PR middle-end/17416
6031 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
6032 in conflict loop.
6033
6034 2004-09-11 Jan Hubicka <jh@suse.cz>
6035
6036 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
6037 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
6038 * i386.md (i387_cw): Add 'uninitialized' mode.
6039
6040 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
6041 (output_location): Break out from ....
6042 (branch_prob): ... here; handle gcov output on trees.
6043 * toplev.c (process_options): No longer be sorry about coverage for
6044 trees.
6045
6046 2004-09-11 Steven Bosscher <stevenb@suse.de>
6047
6048 PR c++/17412
6049 * fold-const.c (fold): Do not try to fold the operand of a
6050 CLEANUP_POINT_EXPR if that operand does itself not have any
6051 operands.
6052
6053 PR middle-end/17417
6054 * langhooks.c (lhd_decl_printable_name): Make sure that this
6055 function is called with is a decl node that has an identifier.
6056 * tree-pretty-print.c (dump_function_name): New function to
6057 wrap PRINT_FUNCTION_NAME and dump_decl_name.
6058 (print_call_name): Use it.
6059
6060 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
6061
6062 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
6063 "config.h" if not.
6064
6065 2004-09-11 Jakub Jelinek <jakub@redhat.com>
6066
6067 * tree-ssa-alias.c (collect_points_to_info_r): Handle
6068 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
6069 to OFFSET.
6070
6071 2004-09-11 Richard Henderson <rth@redhat.com>
6072
6073 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
6074 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
6075 operand of the ADDR_EXPR.
6076 (expand_expr_real_1): Update to match.
6077
6078 2004-09-11 David Edelsohn <edelsohn@gnu.org>
6079
6080 PR target/17277
6081 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
6082 choose 64-bit version.
6083
6084 2004-09-11 Richard Henderson <rth@redhat.com>
6085
6086 PR c/17396
6087 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
6088
6089 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
6090
6091 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
6092 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
6093 Insert @: after i.e. or e.g.
6094
6095 2004-09-10 Geoffrey Keating <geoffk@apple.com>
6096
6097 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
6098 D.xxx rather than <Dxxx>.
6099
6100 2004-09-10 Adam Nemet <anemet@lnxw.com>
6101
6102 * configure.ac (AC_MSG_CHECKING(what linker to use)):
6103 in_tree_ld_is_elf should be true for LynxOS.
6104 * configure: Regenerate.
6105
6106 2004-09-10 Adam Nemet <anemet@lnxw.com>
6107
6108 * Makefile.in (all.cross): Add srcextra.
6109
6110 2004-09-10 Roger Sayle <roger@eyesopen.com>
6111
6112 PR middle-end/17024
6113 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
6114 floating point comparison operators. Change aborts to gcc_asserts.
6115
6116 2004-09-10 Geoffrey Keating <geoffk@apple.com>
6117
6118 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
6119
6120 2004-09-10 James E Wilson <wilson@specifixinc.com>
6121
6122 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
6123 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
6124
6125 * convert.c (convert_to_vector): Replace recursive call with
6126 error_mark_node.
6127
6128 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
6129 Add integer argument named constant. Use const_tiny_rtx instead of
6130 CONST0_RTX.
6131 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
6132 and CONST1_RTX.
6133 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
6134 vector types.
6135 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
6136 of gen_rtx_raw_CONST_VECTOR.
6137
6138 2004-09-10 Eric Christopher <echristo@redhat.com>
6139
6140 PR c/16046
6141 * c-parse.in (attribute): Add NULL_TREE for error case
6142 for error recovery.
6143
6144 2004-09-10 Zack Weinberg <zack@codesourcery.com>
6145
6146 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
6147 (extract_interface_info): Delete prototype.
6148 * c-decl.c (extract_interface_info): Delete stub.
6149 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
6150 it's not already been done ...
6151 (init_c_lex): ... not here.
6152 (fe_file_change): Don't call extract_interface_info.
6153
6154 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
6155
6156 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
6157 typedef_p and typedef_signed_p.
6158 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
6159 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
6160 Check typedef_p and typedef_signed_p, not typedef_decl.
6161 (grokfield): Check typedef_p, not typedef_decl.
6162 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
6163 not typedef_decl.
6164 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
6165 typedef_decl.
6166
6167 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
6168
6169 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
6170
6171 2004-09-10 Geoffrey Keating <geoffk@apple.com>
6172
6173 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
6174 temporary variables.
6175
6176 * dbxout.c (dbxout_block): Update for
6177 current_function_func_begin_label a string.
6178 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
6179 * except.c (dw2_output_call_site_table): Likewise.
6180 * toplev.c (current_function_func_begin_label): Likewise.
6181 * tree.h (current_function_func_begin_label): Likewise.
6182 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
6183
6184 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
6185 loop.
6186
6187 * config/darwin.c: Include target.h.
6188 (struct machopic_indirection): Make ptr_name a string.
6189 (machopic_indirection_hash): Update for ptr_name a string.
6190 (machopic_indirection_eq): Likewise.
6191 (machopic_indirection_name): Likewise.
6192 (machopic_output_indirection): Likewise.
6193 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
6194 string. Don't expect stub names to be in the identifier hash table.
6195 Do call strip_name_encoding before looking up entry in ID hash table.
6196 * config/t-darwin (darwin.o): Add target.h to dependencies.
6197
6198 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
6199 of fprintf for register names.
6200
6201 * output.h (unlikely_section_label): Delete declaration.
6202 (unlikely_text_section_name): Likewise.
6203 * varasm.c (unlikely_section_label_printed): Make static.
6204 (unlikely_section_label): Likewise.
6205 (unlikely_text_section_name): Likewise.
6206 (assemble_start_function): Use reconcat.
6207
6208 * rtl.def (REG): Add comment to describe third field.
6209
6210 2004-09-10 Andrew Pinski <apinski@apple.com>
6211
6212 * config/darwin.c (machopic_mcount_stub_name): Call
6213 machopic_indirection_name instead of making the string
6214 ourselves.
6215
6216 2004-09-10 Diego Novillo <dnovillo@redhat.com>
6217
6218 Revert
6219
6220 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
6221
6222 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
6223 memory tag is call clobbered, so are its aliases.
6224 (group_aliases): When two memory tags being grouped, if one is
6225 call clobbered, so are the other and its aliases.
6226 (add_may_alias): Remove call-clobbering stuff.
6227 (replace_may_alias): Likewise.
6228 (merge_pointed_to_info): Merge pt_global_mem
6229
6230 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
6231
6232 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
6233 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
6234 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
6235 tree-scalar-evolution.c, tree-ssa-copyrename.c,
6236 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
6237
6238 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
6239
6240 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
6241 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
6242 pair. Remove match_dup from inputs. Remove masaccs handling.
6243 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
6244 (masaccs, mdasaccs): Turn into define_insns.
6245
6246 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
6247
6248 * tree-tailcall.c (process_assignment): Only do accumulator transforms
6249 for floating-point types if flag_unsafe_math_optimizations.
6250
6251 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
6252
6253 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
6254 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
6255 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
6256 config/h8300/h8300.md, config/i386/gmm_malloc.h,
6257 config/ia64/ia64.md, config/ip2k/libgcc.S,
6258 config/mips/mips-ps-3d.md, config/mips/mips.c,
6259 config/rs6000/rs6000.c, config/s390/s390.c,
6260 config/sh/symbian.c: Fix comment typos.
6261
6262 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6263
6264 * config/s390/s390.c (s390_emit_prologue): Added missing
6265 "{}" brackets.
6266
6267 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
6268
6269 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
6270 typos. Follow spelling conventions.
6271
6272 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
6273
6274 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
6275 in diagnostic. Don't dereference NULL TYPE_NAME.
6276
6277 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
6278
6279 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
6280 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
6281 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
6282 value-prof.c: Fix comment typos. Follow spelling conventions.
6283
6284 2004-09-10 Jan Hubicka <jh@suse.cz>
6285
6286 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
6287 * tree-split_edge.c (tree_split_edge): Likewise.
6288 (thread_jumps): Likewise.
6289
6290 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
6291
6292 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
6293 typos.
6294
6295 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
6296
6297 * cgraph.h (cgraph_dump_file): Do not declare.
6298 * cgraphunit.c (cgraph_dump_file): Declare as static.
6299 (init_cgraph): New.
6300 * toplev.c (cgraph_dump_file): Do not declare.
6301 (compile_file): Call init_cgraph.
6302 * tree-dump.c (dump_files): Add IPA dump file, remove
6303 XML dump of call graph.
6304 (get_dump_file_name): Support IPA dump file naming scheme.
6305 * tree.h (enum tree_dump_index): Add IPA dump file, remove
6306 XML dump of call graph.
6307 * doc/invoke.texi (Debugging Options): Document the new options.
6308
6309 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
6310
6311 * doc/extend.texi: Document the FR-V built-in functions.
6312
6313 2004-09-09 James E Wilson <wilson@specifixinc.com>
6314
6315 * doc/sourcebuild.texi: Delete libbanshee reference.
6316
6317 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
6318
6319 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
6320
6321 2004-09-09 James E Wilson <wilson@specifixinc.com>
6322
6323 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
6324 before calling vector_types_convertible_p.
6325 (digest_init): Check that inside_init has VECTOR_TYPE before calling
6326 vector_types_convertible_p. Don't give another error if
6327 convert_for_assignment returns error_mark_node.
6328
6329 2004-09-09 Roger Sayle <roger@eyesopen.com>
6330
6331 PR middle-end/17055
6332 * fold-const.c (build_zero_vector): New function to construct a
6333 vector (either floating point or integer) of zeros.
6334 (fold_convert): Internally, enable conversions of integer zero
6335 to arbitrary vector types, using the new build_zero_vector.
6336
6337 2004-09-09 Roger Sayle <roger@eyesopen.com>
6338
6339 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
6340 expand a left shift by an immediate constant as either an ashl or
6341 a sequence of additions.
6342 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
6343 instead of calling gen_ashlsi3 with a constant directly.
6344
6345 2004-09-09 Roger Sayle <roger@eyesopen.com>
6346
6347 * config/i386/i386.c (ix86_split_long_move): When optimizing for
6348 size, and the low and high parts of a DImode constant are equal,
6349 copy one register to another instead of loading the same immediate
6350 value twice.
6351
6352 2004-09-09 Richard Henderson <rth@redhat.com>
6353
6354 PR middle-end/17367
6355 * function.c (assign_parm_setup_block): Only put PARALLELs into
6356 a register if use_register_for_decl.
6357
6358 2004-09-09 Eric Christopher <echristo@redhat.com>
6359
6360 * ra-colorize.c (reset_lists): Move variable declaration inside
6361 ENABLE_CHECKING to avoid unused variable warnings when
6362 not --enable-checking.
6363 (check_colors): Ditto.
6364
6365 2004-09-09 Mike Stump <mrs@apple.com>
6366
6367 * version.c (version_string): Bump to 4.0.0.
6368 * doc/include/gcc-common.texi (version-GCC): Likewise.
6369
6370 2004-09-10 Jakub Jelinek <jakub@redhat.com>
6371
6372 * doc/extend.texi (nothrow attribute): The attribute is not
6373 implemented in 3.2 and earlier.
6374
6375 2004-09-09 Steve Ellcey <sje@cup.hp.com>
6376
6377 * genrecog.c (compute_predicate_codes): Use op0_codes
6378 instead of codes.
6379
6380 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
6381
6382 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
6383 implementation changes.
6384
6385 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
6386
6387 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
6388 a PARALLEL instead of a SET due to added clobbers.
6389
6390 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
6391
6392 * reload.c (find_reloads_address): Pass correct operand to
6393 maybe_memory_address_p.
6394
6395 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
6396
6397 * Makefile.in: Remove libbanshee, tree-alias-*.
6398 Remove tree-alias-common.h dependencies.
6399 * common.opt: Remove -ftree-points-to.
6400 * configure.ac: Remove libbanshee.
6401 * flags.h: Remove pta_type, flag_tree_points_to.
6402 * gengtype.c (open_base_files): Remove tree-alias-type.h.
6403 * opts.c (OPT_ftree_points_to): Remove.
6404 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
6405 * tree-dfa.c: Remove tree-alias-common.h
6406 * tree-into-ssa.c: Ditto.
6407 * tree-outof-ssa.c: Ditto.
6408 * tree-ssa-copyrename.c: Ditto.
6409 * tree-ssa-live.c: Ditto.
6410 * tree-optimize.c: Ditto.
6411 * tree-ssa.c: Ditto.
6412 Remove pass_build_pta, pass_del_pta.
6413 * tree-pass.h: Ditto.
6414 * tree-ssa-alias.c: Remove tree-alias-common.h.
6415 (struct alias_stats_d): Remove pta_queries, pta_resolved.
6416 (pass_may_alias): Remove PROP_pta requirement.
6417 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
6418 (get_tmt_for): Ditto.
6419 (dump_alias_stats): Ditto.
6420 * doc/passes.texi: Remove blurb about points-to analysis.
6421 * fortran/Make-lang.in: Remove tree-alias-*.o.
6422
6423 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
6424
6425 * genattrtab.c (write_insn_cases): New function, split out from
6426 write_attr_case. Correctly handle define_peepholes when printing
6427 the instruction name.
6428 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
6429
6430 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
6431
6432 PR target/17377
6433 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
6434 * config/cris/cris.c (cris_return_address_on_stack): New function.
6435 * config/cris/cris.md ("return"): For location of return address,
6436 also check cris_return_address_on_stack.
6437
6438 2004-09-09 Diego Novillo <dnovillo@redhat.com>
6439
6440 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
6441 calling phi_ssa_name_p.
6442
6443 2004-09-09 Richard Henderson <rth@redhat.com>
6444
6445 PR c/17322
6446 * c-typeck.c (valid_compound_expr_initializer): Use only
6447 initializer_constant_valid_p, and not TREE_CONSTANT.
6448 (digest_init): Likewise.
6449 (output_init_element): Likewise.
6450
6451 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6452
6453 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
6454 live_out_1, prune_hardregs_for_mode, init_one_web_common,
6455 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
6456 record_conflict, compare_and_free_webs, init_webs_defs_uses,
6457 parts_to_webs_1, parts_to_webs, reset_conflicts,
6458 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
6459 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
6460 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
6461 put_move, remove_move, combine, select_spill, colorize_one_web,
6462 try_recolor_web, insert_coalesced_conflicts, check_colors,
6463 break_precolored_alias, restore_conflicts_from_coalesce,
6464 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
6465 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
6466 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
6467 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
6468 check_df): Likewise.
6469 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
6470 real_arithmetic, real_compare, real_exponent, real_ldexp,
6471 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
6472 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
6473 real_digit, real_nan, real_maxval, round_for_format, real_convert,
6474 real_to_target, real_from_target, real_hash, encode_ieee_single,
6475 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
6476 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
6477 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
6478 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
6479 extract_insn, peep2_next_insn, peep2_reg_dead_p,
6480 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
6481 if_test_bypass_p): Likewise.
6482 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
6483 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
6484 emit_swap_insn, swap_to_top, move_for_stack_reg,
6485 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
6486 compensate_edge, convert_regs_1): Likewise.
6487 * regclass.c (init_reg_sets, init_reg_sets_1,
6488 memory_move_secondary_cost): Likewise.
6489 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
6490 Likewise.
6491 * reload.c (push_secondary_reload, find_valid_class, push_reload,
6492 operands_match_p, decompose, immune_p, find_reloads,
6493 find_reloads_toplev, find_reloads_address_1, subst_reloads,
6494 copy_replacements, refers_to_regno_for_reload_p,
6495 reg_overlap_mentioned_for_reload_p): Likewise.
6496 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
6497 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
6498 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
6499 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
6500 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
6501 do_output_reload, fixup_abnormal_edges): Likewise.
6502 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
6503 fill_slots_from_thread, relax_delay_slots): Likewise.
6504 * resource.c (mark_referenced_resources, mark_set_resources):
6505 Likewise.
6506 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
6507 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
6508 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
6509 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
6510 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
6511 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
6512 * rtlhooks.c (gen_lowpart_general): Likewise.
6513 * sbitmap.c (sbitmap_difference): Likewise.
6514 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
6515 sched_analyze, add_forward_dependence): Likewise.
6516 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
6517 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
6518 schedule_insns): Likewise.
6519 * sched-vis.c (print_pattern): Likewise.
6520 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
6521 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
6522 simplify_const_relational_operation, simplify_ternary_operation,
6523 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
6524 Likewise.
6525 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
6526 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
6527 resolve_operand_name_1, expand_return, expand_decl,
6528 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
6529 * stor-layout.c (put_pending_size, smallest_mode_for_size,
6530 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
6531 set_sizetype, get_mode_bounds): Likewise.
6532
6533 2004-09-09 Zack Weinberg <zack@codesourcery.com>
6534
6535 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
6536 * config/arm/pecoff.h, config/i386/beos-elf.h
6537 * config/i386/cygming.h, config/i386/i386-interix.h:
6538 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
6539 comment cloned from manual.
6540 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
6541
6542 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
6543
6544 * builtins.c (build_va_arg_indirect_ref): New function.
6545 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
6546 build_fold_indirect_ref.
6547 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
6548 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
6549 * tree.h: Declare new function.
6550
6551 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
6552
6553 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
6554 dumping for development builds.
6555 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
6556 development builds only.
6557 * genattrtab.c (write_eligible_delay): Fix typo in previous
6558 commit.
6559 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
6560 gcc_assert.
6561
6562 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
6563
6564 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
6565 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
6566 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
6567 hoist_code, extract_mentioned_regs_helper, compute_store_table,
6568 insert_store): Use gcc_assert and gcc_unreachable.
6569 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
6570 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
6571 ggc_record_overhead): Likewise.
6572 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
6573 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
6574 ggc_pop_context, clear_marks, validate_free_objects,
6575 ggc_pch_read): Likewise.
6576 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
6577 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
6578 ggc_push_context, check_cookies, ggc_collect,
6579 ggc_print_statistics): Likewise.
6580 * gimple-low.c (lower_function_body, lower_stmt,
6581 lower_bind_expr): Likewise.
6582 * gimplify.c (gimple_tree_eq, push_gimplify_context,
6583 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
6584 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
6585 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
6586 gimplify_case_label_expr, gimplify_exit_block_expr,
6587 canonicalize_component_ref, gimplify_compound_lval,
6588 gimplify_self_mod_expr, gimplify_call_expr,
6589 gimplify_init_ctor_eval, gimplify_init_constructor,
6590 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
6591 gimplify_expr, check_pointer_types_r,
6592 force_gimple_operand): Likewise.
6593 * global.c (global_alloc, build_insn_chain): Likewise.
6594 * graph.c (clean_graph_dump_file,
6595 finish_graph_dump_file): Likewise.
6596 gcov-io.c (gcov_open): Use GCOV_CHECK.
6597
6598 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
6599
6600 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
6601
6602 2004-09-09 Jan Hubicka <jh@suse.cz>
6603
6604 middle-end/17128
6605 * tree-inline.c (expand_call_inline): Make overactive sanity check
6606 happy.
6607
6608 2004-09-09 Jan Hubicka <jh@suse.cz>
6609
6610 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
6611 VIEW_CONVERT_EXPR.
6612
6613 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
6614
6615 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
6616 (gengtype.o): Depend on errors.h.
6617 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
6618 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
6619 attr_alt_subset_p, attr_alt_subset_of_compl_p,
6620 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
6621 write_test_expr, write_attr_value, write_eligible_delay,
6622 make_internal_attr, make_numeric_value): Likewise.
6623 * genautomata.c (regexp_name, get_str_vect,
6624 gen_presence_absence_set, automaton_decl_hash,
6625 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
6626 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
6627 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
6628 test_unit_reserv, it_is_empty_reserv_sets,
6629 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
6630 reserv_sets_and, output_cycle_reservs, get_free_state,
6631 intersected_state_reservs_p, states_union, remove_arc,
6632 copy_insn_regexp, transform_1, transform_2, transform_3,
6633 regexp_transform_func, store_alt_unit_usage,
6634 check_regexp_units_distribution, process_seq_for_forming_states,
6635 process_alts_for_forming_states, make_automaton,
6636 form_arcs_marked_by_insn, create_composed_state,
6637 set_out_arc_insns_equiv_num, partition_equiv_class,
6638 process_insn_equiv_class, set_insn_equiv_classes,
6639 units_to_automata_heuristic_distr, form_regexp,
6640 longest_path_length, output_dfa_max_issue_rate, add_vect,
6641 out_state_arcs_num, add_vect_el, output_trans_table,
6642 output_state_alts_table, output_dead_lock_vect,
6643 output_max_insn_queue_index_def,
6644 output_min_insn_conflict_delay_func,
6645 output_internal_insn_latency_func, output_print_reservation_func,
6646 output_cpu_unit_reservation_p, output_state_arcs,
6647 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
6648 make_default_insn_latency_attr,
6649 form_important_insn_automata_lists): Likewise.
6650 * genemit.c (gen_exp, output_add_clobbers,
6651 output_added_clobbers_hard_reg_p): Likewise.
6652 * genextract.c (print_path, main): Likewise.
6653 * genflags.c (gen_macro): Likewise.
6654 * gengenrtl.c: Include errors.h
6655 (type_from_format, accessor_from_format): Likewise.
6656 * gengtype.c (get_file_basename, output_mangled_typename,
6657 walk_type, write_types_process_field,
6658 write_types_local_process_field): Likewise.
6659 * genmodes.c (complete_mode): Likewise.
6660 * genopinit.c (gen_insn): Likewise.
6661 * genoutput.c (output_insn_data, check_constraint_len,
6662 constraint_len): Likewise.
6663 * genpreds.c (add_mode_tests):Likewise.
6664 * gen-protos.c (add_hash): Likewise.
6665 * genrecog.c (find_operand, find_matching_operand,
6666 validate_pattern, add_to_sequence, maybe_both_true,
6667 nodes_identical_1, merge_trees, write_switch, write_cond,
6668 write_action, is_unconditional, make_insn_sequence,
6669 debug_decision_2): Likewise.
6670 * gensupport.c (is_predicable, collect_insn_data,
6671 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
6672
6673 2004-09-09 Jan Hubicka <jh@suse.cz>
6674
6675 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
6676 * cfgbuild.c (compute_outgoing_frequencies): When probability is
6677 missing, guess it.
6678 (find_many_sub_basic_blocks): Do update profile only when it is
6679 present.
6680 * predict.c (set_even_probabilities): Break out from ...
6681 (combine_predictions_for_insn): ... here; deal with
6682 !can_predict_insn_p insns.
6683 (combine_predictions_for_bb): Use set_even_probabilities.
6684 (bb_estimate_probability_locally): Break out from ....
6685 (estimate_probability): ... here.
6686 (guess_outgoing_edge_probabilities): New entry point.
6687
6688 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
6689
6690 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
6691 handle_braces, process_brace_body, main, used_arg,
6692 set_multilib_dir, print_multilib_info): Use fatal, not abort.
6693
6694 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
6695
6696 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
6697 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
6698 Morgan's theorem in last checkin.
6699
6700 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6701 Nathan Sidwell <nathan@codesourcery.com>
6702
6703 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
6704 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
6705 * timevar.c (timevar_push, timevar_pop, timevar_start,
6706 timevar_stop): Likewise.
6707 * toplev.c (default_pch_valid_p): Likewise.
6708 * tracer.c (tail_duplicate): Likewise.
6709 * tree-alias-common.c (get_alias_var_decl,
6710 get_values_from_constructor, create_alias_var, delete_alias_vars,
6711 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
6712 Likewise.
6713 * tree.c (tree_size, make_node_stat, copy_node_stat,
6714 build_int_cst_wide, integer_all_onesp, list_length, chainon,
6715 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
6716 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
6717 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
6718 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
6719 build_method_type_directly, decl_type_context, get_callee_fndecl,
6720 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
6721 tree_fold_gcd): Likewise.
6722 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
6723 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
6724 cleanup_control_expr_graph, find_taken_edge,
6725 find_taken_edge_switch_expr, phi_alternatives_equal,
6726 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
6727 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
6728 tree_split_edge, tree_verify_flow_info, thread_jumps,
6729 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
6730 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
6731 chrec_fold_multiply_poly_poly): Likewise.
6732 * tree-complex.c (extract_component, expand_complex_division,
6733 expand_complex_comparison, expand_complex_operations_1,
6734 build_replicated_const, expand_vector_operations_1): Likewise.
6735 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
6736 build_classic_dir_vector): Likewise.
6737 * tree-dfa.c (compute_immediate_uses_for_phi,
6738 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
6739 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
6740 * tree-dump.c (dequeue_and_dump): Likewise.
6741 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
6742 record_in_finally_tree, replace_goto_queue_1,
6743 maybe_record_in_goto_queue, verify_norecord_switch_expr,
6744 do_return_redirection): Likewise.
6745 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
6746 add_to_dst_predicate_list, find_phi_replacement_condition,
6747 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
6748 Likewise.
6749 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
6750 initialize_inlined_parameters, declare_return_variable,
6751 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
6752 optimize_inline_calls, copy_tree_r): Likewise.
6753 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
6754 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
6755 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
6756 tsi_split_statement_list_after, tsi_split_statement_list_before):
6757 Likewise.
6758 * tree-mudflap.c (mf_varname_tree): Likewise.
6759 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
6760 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
6761 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6762 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
6763 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
6764 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
6765 Likewise.
6766 * tree-phinodes.c (resize_phi_node, add_phi_arg,
6767 remove_all_phi_nodes_for): Likewise.
6768 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
6769 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
6770 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
6771 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
6772 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
6773 generate_one_element_ref, generate_element_copy,
6774 generate_element_zero, scalarize_copy, scalarize_init,
6775 scalarize_ldst): Likewise.
6776 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
6777 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
6778 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
6779 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
6780 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
6781 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
6782 widen_bitfield, ccp_fold_builtin): Likewise.
6783 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
6784 replace_exp_1, propagate_tree_value): Likewise.
6785 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6786 * tree-ssa-dce.c (set_control_dependence_map_bit,
6787 find_control_dependence, find_pdom, mark_operand_necessary,
6788 mark_stmt_if_obviously_necessary,
6789 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
6790 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
6791 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
6792 eliminate_redundant_computations, avail_expr_eq): Likewise.
6793 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
6794 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
6795 duplicate_blocks): Likewise.
6796 * tree-ssa-loop-im.c (for_each_index, set_level,
6797 is_call_clobbered_ref): Likewise.
6798 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
6799 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
6800 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
6801 peel_address, ptr_difference_cost, may_replace_final_value,
6802 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
6803 rewrite_use, rewrite_uses): Likewise.
6804 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6805 check_loop_closed_ssa_use): Likewise.
6806 * tree-ssanames.c (make_ssa_name): Likewise.
6807 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
6808 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
6809 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
6810 get_indirect_ref_operands, add_stmt_operand): Likewise.
6811 * tree-ssa-pre.c (value_exists_in_set_bitmap,
6812 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
6813 phi_translate, valid_in_set, compute_antic,
6814 find_or_generate_expression, create_expression_by_pieces, insert_aux,
6815 create_value_expr_from, eliminate): Likewise.
6816 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
6817 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
6818 Likewise.
6819 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
6820 eliminate_tail_call): Likewise.
6821 * tree-vectorizer.c (vect_create_index_for_array_ref,
6822 vect_align_data_ref, vect_create_data_ref,
6823 vect_create_destination_var, vect_get_vec_def_for_operand,
6824 vect_finish_stmt_generation, vect_transform_stmt,
6825 vect_transform_loop_bound, vect_transform_loop,
6826 vect_analyze_operations): Likewise.
6827 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
6828 Likewise.
6829 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
6830 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
6831 bsi_after_labels, bsi_last): Likewise.
6832 * tree-ssa-live.c (var_union, change_partition_var,
6833 create_ssa_var_map, calculate_live_on_entry, root_var_init,
6834 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
6835 Likewise.
6836 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
6837 tpa_find_tree): Likewise.
6838 (register_ssa_partition_check): Declare.
6839 (register_ssa_partition): use it.
6840 * tree-ssa-live.c: Include errors.h.
6841 (register_ssa_partition_check): New.
6842 * tree-ssa-operands.c: Include errors.h.
6843 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
6844
6845 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
6846 Catherine Moore <clm@redhat.com>
6847
6848 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
6849 (FRV_CPU_FR405): New processor enums.
6850 (frv_issue_rate, frv_acc_group): Declare.
6851 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
6852 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
6853 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
6854 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
6855 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
6856 handled by CPP_SPEC.
6857 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
6858 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
6859 (ACC_MASK): New macro.
6860 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
6861 (TARGET_MEDIA_FR450): New macro.
6862 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
6863 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
6864 (LABEL_ALIGN_AFTER_BARRIER): Define.
6865 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
6866 (IACC_FIRST, IACC_LAST): New pair of SPRs.
6867 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
6868 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6869 (REGISTER_NAMES): Add entries for new registers.
6870 (REG_CLASS_CONTENTS): Update for new register ranges.
6871 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
6872 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
6873 (PACKING_FLAG_USED_P): Delete.
6874 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
6875 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
6876 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
6877 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
6878 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
6879 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
6880 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
6881 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
6882 (CPU_UNITS_QUERY): Define to 1.
6883 * config/frv/frv.c: Include gt-frv.h
6884 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
6885 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
6886 (frv_insn_group): New enumeration.
6887 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
6888 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
6889 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
6890 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
6891 gap left by REGSTATE_LIVE.
6892 (regstate_t): New typedef.
6893 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6894 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
6895 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
6896 Initialize frv_unit_codes[] and frv_type_to_unit[].
6897 (frv_conditional_register_usage): Remove redundant fixing of
6898 accumulator registers.
6899 (frv_insn_packing_flag): Update specification.
6900 (frv_function_prologue): Don't set frv_insn_packing_flag here.
6901 Zero out frv_nops[].
6902 (frv_expand_epilogue): Remove comments about the no-longer-present
6903 SIBCALL_P argument.
6904 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
6905 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
6906 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
6907 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
6908 packing is disabled and if INSN can only issue to M1.
6909 (call_operand): Check TARGET_LONG_CALLS.
6910 (acc_operand, even_acc_operand, quad_acc_operand)
6911 (accg_operand): Simplify. Don't accept pseudo registers.
6912 (output_move_single): Handle SPR<-zero moves.
6913 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
6914 (frv_registers_update, frv_registers_used_p): Delete.
6915 (frv_registers_set_p): Delete.
6916 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
6917 (frv_issues_to_branch_unit_p): New function.
6918 (frv_packet): New structure.
6919 (frv_cond_flags, frv_regstate_conflict_p): New functions.
6920 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
6921 (frv_registers_update_1, frv_registers_update): New functions.
6922 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
6923 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
6924 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
6925 (frv_sort_insn_group, frv_reorder_packet): New functions.
6926 (frv_pack_insns): Use frv_reorder_packet.
6927 (frv_packet_address): New variable.
6928 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
6929 (frv_register_nop, frv_reorg): New functions.
6930 (bdesc_1arg): Add __SCUTSS.
6931 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
6932 __SUBSS, __SLASS and __SCAN.
6933 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
6934 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
6935 (frv_init_builtins): Register the above builtins.
6936 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
6937 registers. Turn the referenced accumulators into global registers.
6938 (frv_read_iacc_argument): New function.
6939 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
6940 (frv_split_iacc_move): New function.
6941 (frv_expand_builtin): Handle the new builtins.
6942 * config/frv/frv.md: Replace old schedulers with new order-independent
6943 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
6944 packing algorithm.
6945 (cpu): Add fr550, fr450 and fr405.
6946 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
6947 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
6948 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
6949 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
6950 (fnop, mnop): New patterns.
6951 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
6952 New constants.
6953 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
6954 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
6955 registers.
6956 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
6957 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
6958 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
6959 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
6960 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
6961 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
6962 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
6963 (frv_prefetch0, frv_prefetch): New patterns.
6964 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
6965 -mcpu=simple. Add -mcpu=fr550.
6966 (MULTILIB_DIRNAMES): Update accordingly.
6967 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
6968 -mcpu=fr450.
6969 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
6970 -mlong-calls and -malign-labels options for FR-V.
6971
6972 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
6973
6974 PR c/8420
6975 * c-tree.h (struct c_declspecs): New.
6976 (struct c_declarator, struct c_type_name, struct c_parm): Update
6977 element types.
6978 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
6979 start_function, start_decl, build_c_parm,
6980 make_pointer_declarator): Update prototypes.
6981 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6982 declspecs_add_scspec, declspecs_add_attrs): New.
6983 (split_specs_attrs): Remove.
6984 * c-parse.in (%union): Add dsptype.
6985 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
6986 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
6987 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
6988 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
6989 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
6990 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
6991 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
6992 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
6993 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
6994 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
6995 maybe_type_quals_attrs): Change to dsptype.
6996 (struct c_declspec_stack): New.
6997 (current_declspecs, declspec_stack): Change type.
6998 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
6999 structures.
7000 (extdefs): Likewise.
7001 (setspecs): Likewise.
7002 (fndef): Use current_declspecs for empty declspecs list.
7003 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
7004 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
7005 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
7006 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
7007 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
7008 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
7009 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
7010 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
7011 structures and helper functions. Update comments.
7012 (typespec_nonattr): Correct comment.
7013 (maybe_type_quals_attrs, typename): Update to new structures.
7014 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
7015 shadow_tag, shadow_tag_warned, start_function, start_decl,
7016 build_c_parm, make_pointer_declarator,
7017 set_array_declarator_inner, groktypename): Update to new
7018 structures.
7019 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7020 declspecs_add_scspec, declspecs_add_attrs): New.
7021 (split_specs_attrs): Remove.
7022 (shadow_tag_warned): Make warning for useless type names a
7023 pedwarn. Give hard error for long, short, signed, unsigned or
7024 _Complex used with struct, union or enum in empty declaration.
7025 Make found_tag a bool.
7026 (grokdeclarator): Remove checks now done at parse time.
7027
7028 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
7029
7030 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
7031 c_declarator, struct c_type_name, struct c_parm): New.
7032 (build_array_declarator, set_array_declarator_inner,
7033 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
7034 start_function, start_decl, build_c_parm, build_attrs_declarator,
7035 build_function_declarator, make_pointer_declarator, c_cast_expr,
7036 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
7037 (build_id_declarator): New.
7038 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
7039 structures.
7040 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
7041 ARG_INFO_OTHERS): Remove.
7042 (build_id_declarator): New.
7043 (build_array_declarator, set_array_declarator_inner, groktypename,
7044 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
7045 grokfield, start_function, store_parm_decls_newstyle,
7046 store_parm_decls_oldstyle, store_parm_decls,
7047 build_c_parm, build_attrs_declarator, build_function_declarator,
7048 make_pointer_declarator, grokdeclarator): Update to new
7049 structures.
7050 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
7051 parmtype.
7052 (declarator, notype_declarator, after_type_declarator,
7053 parm_declarator, parm_declarator_starttypename,
7054 parm_declarator_nostarttypename, array_declarator, typename,
7055 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
7056 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
7057 parmlist_1, parmlist_2, parmlist_or_identifiers,
7058 parmlist_or_identifiers_1): Use these types.
7059 (primary, after_type_declarator, parm_declarator_starttypename,
7060 notype_declarator, component_decl, component_declarator,
7061 component_notype_declarator, typename, absdcl,
7062 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
7063 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
7064
7065 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
7066
7067 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
7068 in_typeof, record_maybe_used_decl, pop_maybe_used,
7069 c_expr_sizeof_expr, c_expr_sizeof_type): New.
7070 * c-decl.c (parser_obstack): New.
7071 (c_init_decl_processing): Initialize parser_obstack.
7072 (c_write_global_declarations_1): Check for used but undefined
7073 static functions.
7074 * c-parse.in (%union): Add otype.
7075 (save_obstack_position): New.
7076 (extdefs): Use it.
7077 (unary_expr): Update in_sizeof and in_alignof. Use
7078 c_expr_sizeof_expr and c_expr_sizeof_type.
7079 (sizeof): Update in_sizeof.
7080 (alignof): Update in_alignof.
7081 (typeof): Update in_typeof.
7082 (typespec_nonreserved_nonattr): Call pop_maybe_used.
7083 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
7084 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
7085 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
7086 (build_external_ref): Set C_DECL_USED or call
7087 record_maybe_used_decl if appropriate.
7088 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
7089
7090 2004-09-08 Eric Christopher <echristo@redhat.com>
7091
7092 * builtins.c: Fix prototype for fold_builtin_atan.
7093
7094 2004-09-08 Eric Christopher <echristo@redhat.com>
7095
7096 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
7097 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
7098 fold_builtin_atan): New functions. Migrate function bodies...
7099 (fold_builtin_1): ... from here.
7100
7101 2004-09-09 Alan Modra <amodra@bigpond.net.au>
7102
7103 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
7104 save_size.
7105
7106 2004-09-08 David Edelsohn <edelsohn@gnu.org>
7107
7108 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
7109 * config/rs6000/power5.md (power5-lmul): Same.
7110
7111 2004-09-08 Richard Henderson <rth@redhat.com>
7112
7113 PR rtl-opt/17186
7114 * function.c (expand_function_end): Have fall-off-the-end
7115 return path jump around return register setup.
7116
7117 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7118
7119 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
7120 (output_return): Do not test for the presence of the 'unimp' insn.
7121 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
7122 as predicates instead of custom ones. Return raw strings when
7123 possible.
7124 (output_sibcall): Likewise. Concatenate strings.
7125 (output_ubranch): Remove kludge for TurboSPARC.
7126 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
7127 (output_v9branch): Likewise.
7128 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
7129 <#>: Set sparc_indent_opcode if the delay slot is filled.
7130 <(>: Likewise.
7131 <)>: New operand to emit the displacement from the saved PC on return.
7132 <@>: Remove.
7133 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
7134 (ASM_OUTPUT_OPCODE): New macro.
7135 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
7136 * config/sparc/sparc.md (normal_branch, inverted_branch,
7137 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
7138 inverted_fpe_branch): Adjust call to output_cbranch.
7139 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
7140 call to output_v9branch.
7141 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
7142 (output_v9branch): Likewise.
7143
7144 2004-09-08 Devang Patel <dpatel@apple.com>
7145
7146 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
7147 -segs_read_only_addr and -segs_read_write_addr.
7148 (WORD_SWITCH_TAKES_ARG): Same.
7149 (LINK_SPEC): Same.
7150 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
7151 -segs_read_write_addr.
7152
7153 2004-09-08 Richard Henderson <rth@redhat.com>
7154
7155 * function.c (reference_callee_copied): New.
7156 (assign_parm_setup_reg): Use it.
7157 * calls.c (initialize_argument_information): Likewise.
7158 (emit_library_call_value_1): Likewise.
7159 * function.h (reference_callee_copied): Declare.
7160
7161 * target.h (struct gcc_target): Add callee_copies.
7162 * target-def.h (TARGET_CALLEE_COPIES): New.
7163 (TARGET_PASS_BY_REFERENCE): Update default.
7164 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7165 * targhooks.c (hook_callee_copies_named): New.
7166 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
7167 hook_pass_by_reference_false.
7168 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
7169 * targhooks.h: Update decls.
7170 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
7171 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7172 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
7173 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
7174 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7175 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
7176 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7177 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
7178 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7179 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
7180 (mips_callee_copies): New.
7181 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7182 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
7183 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7184 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
7185 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7186 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
7187 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7188 * config/sh/sh.c (sh_callee_copies): New.
7189 (TARGET_CALLEE_COPIES): New.
7190 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7191 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
7192 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
7193 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
7194 for FUNCTION_ARG_CALLEE_COPIES.
7195 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
7196
7197 2004-09-08 Devang Patel <dpatel@apple.com>
7198
7199 * tree-if-conv.c (find_phi_replacement_condition): Return true
7200 edge block.
7201 (replace_phi_with_cond_modify_expr): Select conditional expr args
7202 based on true edge basic block.
7203
7204 2004-09-08 Jan Hubicka <jh@suse.cz>
7205
7206 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
7207 variables being alias set.
7208
7209 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
7210
7211 * final.c (shorten_branches, final, get_insn_template,
7212 output_alternate_entry_point, final_scan_insn, alter_subreg,
7213 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
7214 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
7215 * fix-header.c (lookup_std_proto): Likewise.
7216 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
7217 verify_local_live_at_start, update_life_info, mark_reg,
7218 calculate_global_regs_live, allocate_reg_life_data,
7219 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
7220 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
7221 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
7222 * fold-const.c (force_fit_type, div_and_round_double,
7223 may_negate_without_overflow_p, int_const_binop, const_binop,
7224 size_binop, size_diffop, fold_convert_const, fold_convert,
7225 invert_tree_comparison, swap_tree_comparison,
7226 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
7227 range_binop, make_range, fold_cond_expr_with_comparison,
7228 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
7229 fold_abs_const, fold_not_const, fold_relational_const, round_up,
7230 round_down): Likewise.
7231 * function.c (find_function_data, assign_stack_temp_for_type,
7232 instantiate_virtual_regs_lossage, aggregate_value_p,
7233 assign_parm_find_entry_rtl, assign_parm_setup_block,
7234 expand_function_start, expand_function_end, keep_stack_depressed,
7235 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
7236
7237 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
7238
7239 * Makefile.in (tree-loop-linear.o): Added.
7240 (OBJS-common): Add tree-loop-linear.o
7241 * common.opt: New flag, ftree-loop-linear.
7242 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
7243 * tree-flow.h: Add prototype for linear_transform_loops.
7244 * tree-optimize.c: Add linear transform after vectorization.
7245 * tree-pass.h: Add struct pass_linear_transform.
7246 * tree-ssa-loop.c: Add pass_linear_transform.
7247 * tree-loop-linear.c: New file.
7248 * lambda-code.c: gcc_assertify.
7249 (gcc_loop_to_lambda_loop): Handle all exit tests.
7250 Handle case where we have (invariant >= induction var).
7251 (find_induction_var_from_exit_cond): Ditto.
7252
7253 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
7254
7255 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
7256 memory tag is call clobbered, so are its aliases.
7257 (group_aliases): When two memory tags being grouped, if one is
7258 call clobbered, so are the other and its aliases.
7259 (add_may_alias): Remove call-clobbering stuff.
7260 (replace_may_alias): Likewise.
7261 (merge_pointed_to_info): Merge pt_global_mem
7262
7263 2004-09-08 Jan Hubicka <jh@suse.cz>
7264
7265 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
7266 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
7267 (cgraph_expand_function): Remove stale cgraph edges of currently
7268 compiled function; fix non-unit-at-a-time code copying function
7269 node for later reuse.
7270
7271 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
7272
7273 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
7274 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
7275 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
7276 (vec_gc_free, vec_heap_free): New.
7277 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
7278 (DEF_VEC_P): Add allocator argument. Adjust.
7279 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
7280 (DEF_VEC_O): Add allocator argument. Adjust.
7281 (VEC(free)): New.
7282
7283 * tree.h (tree): Define a GC'd vector.
7284 * lamba-code.c (lambda_loop): Likewise.
7285 * value-prof.h (histogram_value): Likewise.
7286
7287 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
7288
7289 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
7290 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
7291 gen_lowpart_common, gen_highpart, gen_highpart_mode,
7292 subreg_highpart_offset, operand_subword, operand_subword_force,
7293 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
7294 set_mem_alias_set, change_address_1, verify_rtx_sharing,
7295 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
7296 try_split, add_insn_after, add_insn_before, remove_insn,
7297 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
7298 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
7299 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
7300 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
7301 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
7302 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
7303 record_path_before_1, check_path_after_1, check_path_after): Likewise.
7304 * except.c (gen_eh_region, resolve_one_fixup_region,
7305 remove_unreachable_regions, convert_from_eh_region_ranges_1,
7306 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
7307 connect_post_landing_pads, sjlj_emit_function_exit,
7308 remove_exception_handler_label, remove_eh_handler,
7309 reachable_next_level, collect_one_action_chain,
7310 output_function_exception_table): Likewise.
7311 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
7312 optimize_save_area_alloca, allocate_dynamic_stack_space,
7313 probe_stack_range, hard_function_value): Likewise.
7314 * expmed.c (mode_for_extraction, store_bit_field,
7315 store_fixed_bit_field, extract_bit_field, expand_shift,
7316 expand_mult_const, expand_mult, choose_multiplier,
7317 expand_mult_highpart, expand_divmod, emit_store_flag,
7318 do_cmp_and_jump): Likewise.
7319 * expr.c (convert_move, convert_modes, move_by_pieces,
7320 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
7321 move_block_from_reg, gen_group_rtx, emit_group_load,
7322 emit_group_move, emit_group_store, use_reg, use_regs,
7323 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
7324 emit_move_insn, emit_move_insn_1, emit_push_insn,
7325 expand_assignment, store_expr, count_type_elements,
7326 store_constructor, store_field, safe_from_p, expand_var,
7327 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
7328
7329 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
7330
7331 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
7332 gcc_assert and gcc_unreachable.
7333 * ddg.c (create_ddg_dependence, add_deps_for_def,
7334 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
7335 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
7336 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
7337 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
7338 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
7339 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
7340 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
7341 dataflow_set_copy, hybrid_search, diagnostic.c,
7342 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
7343 * dojump.c (do_jump): Likewise.
7344 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
7345 compute_dom_fast_query, calculate_dominance_info,
7346 free_dominance_info, get_immediate_dominator,
7347 set_immediate_dominator, get_dominated_by,
7348 redirect_immediate_dominators, nearest_common_dominator,
7349 dominated_by_p, verify_dominators, recount_dominator,
7350 iterate_fix_dominators, add_to_dominance_info,
7351 delete_from_dominance_info): Likewise.
7352 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
7353 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
7354 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
7355 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
7356 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
7357 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
7358 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
7359 output_call_frame_info, output_loc_operands, build_cfa_loc,
7360 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
7361 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
7362 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
7363 splice_child_die, attr_checksum, same_dw_val_p,
7364 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
7365 unmark_dies, value_format, output_loc_list, output_die,
7366 output_pubnames, output_aranges, base_type_die, is_base_type,
7367 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
7368 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
7369 field_byte_offset, add_data_member_location_attribute,
7370 add_const_value_attribute, rtl_for_decl_location,
7371 add_location_or_const_value_attribute, add_byte_size_attribute,
7372 add_bit_offset_attribute, add_bit_size_attribute,
7373 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
7374 decl_start_label, gen_formal_parameter_die,
7375 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
7376 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
7377 force_decl_die, force_type_die, gen_decl_die,
7378 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
7379 dwarf2out_finish): Likewise.
7380
7381 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
7382
7383 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
7384 * builtins.c: Include tree-mudflap.h.
7385
7386 2004-09-08 Uros Bizjak <uros@kss-loka.si>
7387
7388 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
7389 force operand 0.0 into register in XFmode. Also do not force
7390 operand 0.0 into register if !TARGET_CMOVE.
7391 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
7392 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
7393 implement ftst x87 instruction.
7394 (*fp_jcc_7): New insn pattern. Change corresponding split
7395 pattern to handle "general_operand" instead of
7396 "nonimmediate_operand".
7397
7398 2004-09-08 Ben Elliston <bje@au.ibm.com>
7399
7400 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
7401
7402 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
7403
7404 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
7405 generated from standard va_arg expansion.
7406 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
7407 marked nodes.
7408 (mf_varname_tree, mf_file_function_line_tree): Add some support
7409 for column numbers if compiled with USE_MAPPED_LOCATION.
7410
7411 2004-09-07 Ziemowit Laski <zlaski@apple.com>
7412
7413 * c-decl.c (groktypename_in_parm_context): Remove function.
7414 * c-tree.h (groktypename_in_parm_context): Remove prototype.
7415
7416 2004-09-07 Ziemowit Laski <zlaski@apple.com>
7417
7418 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
7419 * c-parse.in: Include c-common.h instead of objc-act.h.
7420 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
7421 myparms, myparm): Remove %type declarations.
7422 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
7423 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
7424 declarations.
7425 (objc_inherit_code, objc_public_flag): Remove.
7426 (typespec_nonreserved_nonattr): Call
7427 objc_get_protocol_qualified_type() instead of get_static_reference()
7428 and get_protocol_reference().
7429 (stmt_nocomp): Call grokparm() on @catch parameter.
7430 (objcdef): Move semantic action to objc_finish_implementation().
7431 (classdef): Move semantic action to objc_start_class_interface(),
7432 objc_continue_interface(), objc_finish_interface(),
7433 objc_start_class_implementation(), objc_continue_implementation(),
7434 objc_start_category_interface() and
7435 objc_start_category_implementation().
7436 (protocoldef): Move semantic actions to objc_start_protocol() and
7437 objc_finish_interface().
7438 (ivar_decl_list): Remove nonterminal.
7439 (visibility_spec): Move semantic actions to objc_set_visibility().
7440 (ivar_decls): Remove assignment to $$.
7441 (ivar_decl): Rephrase in terms of component_decl; call
7442 objc_add_instance_variable().
7443 (ivars, ivar_declarator): Remove nonterminals.
7444 (opt_semi): New nonterminal.
7445 (methodtype): Remove semantic actions.
7446 (methoddef): Move semantic actions to objc_set_method_type(),
7447 objc_start_method_definition() and objc_finish_method_definition().
7448 (methodproto): Move semantic actions to objc_set_method_type() and
7449 objc_add_method_declaration().
7450 (methoddecl): Use objc_typename instead of typename; move semantic
7451 actions to objc_build_method_signature().
7452 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
7453 (optparmlist): Express in terms of optparms and optellipsis.
7454 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
7455 nonterminals.
7456 (keyworddecl): Use objc_typename instead of typename.
7457 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
7458 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
7459
7460 2004-09-08 Alan Modra <amodra@bigpond.net.au>
7461
7462 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
7463 (MD_FALLBACK_FRAME_STATE_FOR): Update.
7464 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
7465 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
7466 (MD_FROB_UPDATE_CONTEXT): Remove default.
7467 (uw_update_context_1): Instead #ifdef invocation.
7468 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
7469 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
7470 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
7471 (MD_UNWIND_SUPPORT): Undefine this instead.
7472 * config/i386/gnu.h: Likewise.
7473 * config/alpha/linux-unwind.h: New file, macro converted to
7474 function, extracted from..
7475 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
7476 (MD_UNWIND_SUPPORT): Define.
7477 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
7478 * config/i386/linux-unwind.h, config/i386/linux.h,
7479 config/i386/linux64.h: Likewise.
7480 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
7481 MD_HANDLE_UNWABI too.
7482 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
7483 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
7484 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
7485 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
7486 * config/sparc/linux-unwind.h, config/sparc/linux.h,
7487 config/sparc/linux64.h: Likewise.
7488 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
7489 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
7490 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
7491 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
7492 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
7493
7494 2004-09-07 Jan Hubicka <jh@suse.cz>
7495
7496 * cse.c (fold_rtx): Avoid building of
7497 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
7498
7499 * tree-ssa-pre.c (grand_bitmap_obstack): New.
7500 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
7501 (init_pre): Initialize obstack.
7502 (fini_pre): Free obstack.
7503
7504 2004-09-07 David Daney <ddaney@avtrex.com>
7505
7506 * config.gcc: Added support for --with-divide=[breaks|traps] for
7507 mips targets.
7508 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
7509 (TARGET_DIVIDE_TRAPS): New macro.
7510 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
7511 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
7512 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
7513 GENERATE_DIVIDE_TRAPS.
7514 (mips_output_division): Emit conditional trap if
7515 GENERATE_DIVIDE_TRAPS is set.
7516 * doc/install.texi: Document --with-divide.
7517 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
7518
7519 2004-09-07 Caroline Tice <ctice@apple.com>
7520
7521 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
7522 EDGE_CROSSING, to flags test case.
7523
7524 2004-09-07 Jan Hubicka <jh@suse.cz>
7525
7526 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
7527 class too.
7528
7529 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
7530
7531 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
7532 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
7533 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
7534 or gcc_unreachable.
7535 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
7536 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
7537 alloc_aux_for_edges, free_aux_for_edges): Likewise.
7538 * cfgcleanup.c (try_forward_edges,
7539 merge_blocks_move_predecessor_nojumps,
7540 merge_blocks_move_successor_nojumps): Likewise.
7541 * cfgexpand.c (expand_gimple_cond_expr,
7542 expand_gimple_tailcall): Likewise.
7543 * cfghooks.c (duplicate_block): Likewise.
7544 * cfglayout.c (record_effective_endpoints,
7545 insn_locators_initialize, change_scope, fixup_reorder_chain,
7546 verify_insn_chain, fixup_fallthru_exit_predecessor,
7547 duplicate_insn_chain, cfg_layout_finalize): Likewise.
7548 * cfgloopanal.c (check_irred): Likewise.
7549 * cfgloop.c (superloop_at_depth, flow_loops_free,
7550 flow_loop_entry_edges_find, flow_loops_find,
7551 flow_loop_outside_edge_p, get_loop_body,
7552 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
7553 get_loop_exit_edges, num_loop_branches, cancel_loop,
7554 verify_loop_structure): Likewise.
7555 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
7556 duplicate_loop_to_header_edge, create_preheader,
7557 create_loop_notes): Likewise.
7558 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
7559 edirect_branch_edge, force_nonfallthru_and_redirect,
7560 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
7561 commit_edge_insertions, commit_edge_insertions_watch_calls,
7562 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
7563 cfg_layout_redirect_edge_and_branch_force,
7564 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
7565 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
7566 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
7567 cgraph_varpool_node): Likewise.
7568 * cgraphunit.c (cgraph_finalize_function,
7569 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
7570 cgraph_expand_function, cgraph_remove_unreachable_nodes,
7571 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7572 cgraph_mark_inline, cgraph_expand_all_functions,
7573 cgraph_build_static_cdtor): Likewise.
7574 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
7575 simplify_logical, distribute_notes, insn_cuid): Likewise.
7576 * conflict.c (conflict_graph_add, print_conflict): Likewise.
7577 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
7578 coverage_checksum_string): Likewise.
7579 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
7580 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
7581 cse_cc_succs, cse_condition_code_reg): Likewise.
7582 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
7583 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
7584 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
7585 cselib_record_set): Likewise.
7586
7587 2004-09-07 Jan Hubicka <jh@suse.cz>
7588
7589 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
7590
7591 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
7592
7593 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
7594 fold_convert.
7595 (fold_builtin_strpbrk): Likewise.
7596 * expr.c (array_ref_low_bound): Likewise.
7597 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
7598 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
7599 * tree-sra.c (generate_element_zero): Likewise.
7600 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
7601 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
7602 add_old_iv_candidates, add_iv_candidates): Likewise.
7603 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
7604
7605 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
7606
7607 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
7608 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
7609 c_expand_expr, boolean_increment, nonnull_check_p,
7610 check_function_arguments_recurse, fold_offsetof_1): Likewise.
7611 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
7612 builtin_define_type_max): Likewise.
7613 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
7614 implicit_decl_warning, builtin_function, build_compound_literal,
7615 complete_array_type, grokdeclarator, get_parm_info,
7616 start_function, store_parm_decls_oldstyle,
7617 c_write_global_declarations): Likewise.
7618 * c-format.c (get_constant, decode_format_attr,
7619 maybe_read_dollar_number, get_flag_spec, check_format_arg,
7620 check_format_types, format_type_warning,
7621 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
7622 init_dynamic_diag_info, handle_format_attribute): Likewise.
7623 * c-gimplify.c (push_context, pop_context, finish_bc_block):
7624 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
7625 * c-objc-common.c (c_tree_printer): Likewise.
7626 * c-pch.c (pch_init): Likewise.
7627 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
7628 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
7629 * c-typeck.c (c_incomplete_type_error, composite_type,
7630 common_pointer_type, common_type, same_translation_unit_p,
7631 tagged_types_tu_compatible_p, finish_init, pop_init_level,
7632 set_designator, set_nonincremental_init_from_string,
7633 process_init_element, c_finish_if_stmt): Likewise.
7634 * caller-save.c (init_caller_save, save_call_clobbered_regs,
7635 insert_restore, insert_save, insert_one_insn): Likewise.
7636 * calls.c (emit_call_1, compute_argument_block_size,
7637 precompute_arguments, expand_call, emit_library_call_value_1,
7638 store_one_arg): Likewise.
7639
7640 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
7641
7642 * configure.ac (enable-checking): Add release option. Reorganize
7643 to avoid repetition.
7644 * configure: Rebuilt.
7645 * doc/install.texi (enable-checking): Amend documentation.
7646
7647 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
7648
7649 PR bootstrap/17313
7650 * Makefile.in (specs.ready): Depend on cc1$(exeext).
7651
7652 2004-09-06 James E Wilson <wilson@specifixinc.com>
7653
7654 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
7655 movdf_hardfloat_32bit): Split fG into two alternatives.
7656 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
7657
7658 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
7659
7660 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7661
7662 * final.c (output_in_slot): Delete.
7663 (final_scan_insn): Revert 2004-09-03 change.
7664 (output_asm_insn): Likewise.
7665 * config/sparc/sparc.c (output_return): Likewise.
7666 (output_sibcall): Likewise.
7667
7668 2004-09-06 Jan Hubicka <jh@suse.cz>
7669
7670 * loop.c (loop_dump_aux): Do not print RTL when not available.
7671 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
7672 frontend specific type nodes.
7673 (produce_memory_decl_rtl): Break out from ...
7674 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
7675 (get_computation_at): Avoid random tree sharing.
7676 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
7677
7678 2004-09-06 Zack Weinberg <zack@codesourcery.com>
7679
7680 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
7681 unnecessary commands.
7682
7683 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
7684
7685 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
7686 (bitmap.o): Likewise.
7687
7688 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
7689
7690 Unify the management of RTL and tree-level dump files.
7691
7692 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
7693 Don't print function name to the dump file, the pass manager
7694 would do this for us. Add code from the top of
7695 rest_of_compilation, up to the initial RTL dump.
7696 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
7697 close the DFI_sibling dump file.
7698 (rest_of_compilation): Don't do that here. Remove code up to the
7699 initial RTL dump.
7700 (init_optimization_passes): Remove.
7701 (pass_rest_of_compilation): Change pass name to NULL.
7702 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
7703 Do not call init_optimization_passes.
7704 * toplev.h (init_optimization_passes): Remove.
7705
7706 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7707 finish_graph_dump_file): Remove SUFFIX parameter.
7708 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
7709 finish_graph_dump_file): Likewise.
7710
7711 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
7712 * cfgexpand.c (pass_expand): Adjust.
7713 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
7714 * passes.c (pass_rest_of_compilation): Adjust.
7715 * predict.c (pass_profile): Adjust.
7716 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
7717 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
7718 pass_split_crit_edges, pass_warn_function_return): Adjust.
7719 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
7720 * tree-dfa.c (pass_referenced_vars): Adjust.
7721 * tree-eh.c (pass_lower_eh): Adjust.
7722 * tree-if-conv.c (pass_build_ssa): Adjust.
7723 * tree-into-ssa.c (pass_build_ssa): Adjust.
7724 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
7725 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
7726 * tree-nrv.c (pass_nrv): Adjust.
7727 * tree-optimize.c (pass_gimple, pass_all_optimizations,
7728 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7729 pass_init_datastructures): Adjust.
7730 * tree-outof-ssa.c (pass_del_ssa): Adjust.
7731 * tree-profile.c (pass_tree_profile): Adjust.
7732 * tree-sra.c (pass_sra): Adjust.
7733 * tree-ssa-alias.c (pass_may_alias): Adjust.
7734 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
7735 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
7736 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
7737 * tree-ssa-dom.c (pass_dominator): Adjust.
7738 * tree-ssa-dse.c (pass_dse): Adjust.
7739 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
7740 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
7741 * tree-ssa-loop-ch.c (pass_ch): Adjust.
7742 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
7743 pass_loop_done, pass_complete_unroll, pass_iv_canon,
7744 pass_iv_optimize, pass_vectorize): Adjust.
7745 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
7746 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
7747 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
7748 pass_late_warn_uninnitialized): Adjust.
7749 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
7750
7751 * Makefile.in (tree-dump.o): Add new dependencies.
7752 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
7753 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
7754 Likewise.
7755 * toplev.c (dump_file_name): New.
7756 * tree-dump.c (dump_enable_all): Add LETTER parameter.
7757 (struct dump_file_info): Add NUM and LETTER fields.
7758 (dump_files): Adjust and add RTL dump files.
7759 (dump_register): Add NUM and LETTER fields.
7760 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
7761 (dump_begin): Use get_dump_file_name.
7762 (dump_switch_p_1): Adjust call to dump_enable_all.
7763 * tree-dump.h (dump_register): Adjust prototype.
7764 * tree-optimize.c (register_one_dump_file): Take dump file index.
7765 Support flags for RTL dumps.
7766 (register_dump_files): Fill in NUM field of struct dump_file_info.
7767 Track properties both when the gate is executed and when it is not.
7768 (execute_todo): Dump RTL. Add PROPERTIES parameter.
7769 (execute_one_pass): Pass properties to execute_todo. Handle VCG
7770 dumps of RTL.
7771 * tree-pass.h (dump_file_name): New.
7772 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
7773 New.
7774
7775 * Makefile.in (passes.o): Add new dependencies.
7776 * passes.c (struct dump_file_info, enum dump_file_index,
7777 dump_file_tbl, init_optimization_passes): Remove.
7778 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
7779 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
7780 dump_enabled_p.
7781 (finish_optimization_passes): Update finish_graph_dump_file loop.
7782 (enable_rtl_dump_file): Remove.
7783 * tree-dump.c (dump_files): Adjust and add RTL dump files.
7784 (enable_rtl_dump_file): Add here.
7785 * tree.h (enum tree_dump_index): Add RTL dump file indices.
7786 * doc/invoke.texi (Debugging options): Document new RTL debugging
7787 options. Update.
7788
7789 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
7790
7791 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
7792 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
7793 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
7794 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
7795 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
7796 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
7797 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
7798 vec.h: Fix comment formatting.
7799
7800 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
7801
7802 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
7803 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
7804 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
7805 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
7806 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
7807 tree-ssa-loop-niter.c, tree-ssa-operands.c,
7808 tree-ssa-operands.h, tree-ssa-propagate.c,
7809 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
7810 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
7811
7812 2004-09-05 Diego Novillo <dnovillo@redhat.com>
7813
7814 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
7815 vectorizer is enabled.
7816
7817 2004-09-05 Andreas Jaeger <aj@suse.de>
7818
7819 * tree-if-conv.c: Spell check comments and clean up whitespace.
7820
7821 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7822
7823 * tree-ssa-loop-ivopts.c: New file.
7824 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
7825 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
7826 target_pres_cost, target_spill_cost): Declare.
7827 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
7828 spill_cost): Renamed to ...
7829 (target_avail_regs, target_res_regs, target_small_cost,
7830 target_pres_cost, target_spill_cost): ... and exported.
7831 (init_set_costs, global_cost_for_size): Work with renamed variables.
7832 * common.opt (flag_ivopts): New flag.
7833 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
7834 REF_ORIGINAL.
7835 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
7836 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
7837 generating SSA form.
7838 (force_gimple_operand): New function.
7839 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
7840 * tree-cfg.c (stmt_bsi): New function.
7841 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
7842 PARAM_IV_MAX_CONSIDERED_USES): New.
7843 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
7844 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
7845 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
7846 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
7847 * tree-nested.c (build_addr): Export.
7848 * tree-optimize.c (init_tree_optimization_passes): Add
7849 pass_iv_optimize.
7850 * tree-pass.h (pass_iv_optimize): Declare.
7851 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
7852 IMAGPART_EXPR.
7853 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
7854 as a phi node argument.
7855 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
7856 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
7857 functions.
7858 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
7859 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
7860 pass_iv_optimize): New pass.
7861 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
7862 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
7863 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
7864 * tree.h (REF_ORIGINAL): New macro.
7865 (build_int_cst_type, unsigned_type_for, zero_p,
7866 cst_and_fits_in_hwi, build_addr): Declare.
7867 * doc/invoke.texi (-fivopts): Document.
7868 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
7869 PARAM_IV_MAX_CONSIDERED_USES): Document.
7870 * doc/passes.texi: Document induction variable optimizations pass.
7871
7872 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7873
7874 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
7875 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
7876 * c-common.c (c_common_attribute_table): Accept parameters to
7877 sentinel attribute.
7878 (check_function_sentinel, handle_sentinel_attribute): Likewise.
7879 * doc/extend.texi: Update accordingly.
7880
7881 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7882
7883 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
7884 New.
7885 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
7886 attribute.
7887 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
7888 New functions.
7889 (c_common_attribute_table): Add `sentinel' attribute.
7890 (check_function_arguments): Handle `sentinel' attribute.
7891 * doc/extend.texi: Document `sentinel' attribute.
7892
7893 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
7894
7895 * configure: Regenerated.
7896
7897 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7898
7899 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
7900
7901 * tree.c (save_expr): No longer TREE_READONLY.
7902
7903 2004-09-04 Jan Hubicka <jh@suse.cz>
7904
7905 * passes.c (rest_of_clean_state): Fix merge conflict made during
7906 commiting the patch.
7907
7908 2004-09-04 Jan Hubicka <jh@suse.cz>
7909
7910 * passes.c (rest_of_clean_state): Decompose the instruction stream.
7911
7912 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7913
7914 * doc/md.texi (shift patterns): New anchor. Add reference to
7915 TARGET_SHIFT_TRUNCATION_MASK.
7916 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
7917 * target.h (shift_truncation_mask): New target hook.
7918 * targhook.h (default_shift_truncation_mask): Declare.
7919 * targhook.c (default_shift_truncation_mask): Define.
7920 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
7921 (TARGET_INITIALIZER): Include it.
7922 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
7923 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
7924 reject all out-of-range values. Fix sign-extension code for modes
7925 whose width is smaller than HOST_BITS_PER_WIDE_INT.
7926 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
7927 (expand_superword_shift, expand_subword_shift): Likewise.
7928 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
7929 (expand_binop): Use them to implement double-word shifts.
7930 * config/arm/arm.c (arm_shift_truncation_mask): New function.
7931 (TARGET_SHIFT_TRUNCATION_MASK): Define.
7932
7933 2004-09-04 Jan Hubicka <jh@suse.cz>
7934
7935 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
7936 (mix): New macro copied from hashtab.c
7937 (iterative_hash_hashval_t, iterative_hash_pointer,
7938 iterative_hash_host_wide_int): New functions based on hashtab.c
7939 implementation.
7940
7941 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
7942
7943 * config/mips/mips.md (mask): New mode attribute.
7944 (zero_extendsidi2): Add memory alternative.
7945 (*zero_extendsidi2_mem): Delete.
7946 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
7947 memory_operand in the TARGET_MIPS16 check.
7948 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
7949 Redefine using :GPR and :SHORT.
7950 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
7951
7952 2004-09-04 Uros Bizjak <uros@kss-loka.si>
7953
7954 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
7955 using rint_optab.
7956 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
7957 expand_builtin_mathfn.
7958 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
7959 btrunc?f patterns for btrunc_optab. Implement rint_optab using
7960 rint?f patterns.
7961 * optabs.c (init_optabs): Initialize rint_optab.
7962 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
7963 Add new OTI_rint.
7964 (btrunc_optab): Rename macro from trunc_optab.
7965 (rint_optab): Define corresponding macro.
7966
7967 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
7968 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
7969
7970 * config/i386/i386-protos.h (emit_i387_cw_initialization):
7971 Change prototype. Add new int parameter.
7972 * config/i386/i386.c (emit_i387_cw_initialization):
7973 Handle new rounding modes.
7974
7975 * config/i386/i386.h (enum fp_cw_mode): Delete.
7976 (MODE_NEEDED): Handle new rounding modes.
7977 (EMIT_MODE_SET): Change condition to handle new rounding modes.
7978
7979 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
7980 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
7981 represent different rounding modes of frndint insn.
7982 (type): Add frndint type.
7983 (i387, length, memory): Handle this type.
7984 (i387_cw): New attribute definition.
7985 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
7986 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
7987 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
7988 Add "i387_cw" attribute defined to "trunc".
7989 (x86_fnstcw_1): Remove comment.
7990 (*frndintxf2): Rename insn definition to frndintxf2. Move
7991 insn definition near rint?f2 expanders.
7992 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
7993 rintf and rintl built-ins as inline x87 intrinsics.
7994 (frndintxf2_floor): New pattern to implement floor rounding
7995 mode with frndint x87 instruction.
7996 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
7997 floorf and floorl built-ins as inline x87 intrinsics.
7998 (frndintxf2_ceil): New pattern to implement ceil rounding
7999 mode with frndint x87 instruction.
8000 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
8001 ceilf and ceill built-ins as inline x87 intrinsics.
8002 (frndintxf2_trunc): New pattern to implement trunc rounding
8003 mode with frndint x87 instruction.
8004 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
8005 truncf and truncl built-ins as inline x87 intrinsics.
8006 (frndintxf2_mask_pm): New pattern to implement rounding
8007 mode with exceptions with frndint x87 instruction.
8008 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
8009 implement nearbyint, nearbyintf and nearbyintl built-ins as
8010 inline x87 intrinsics.
8011
8012 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
8013
8014 * config/mips/mips.md (SHORT): New mode macro.
8015 (size): New mode attribute.
8016 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
8017 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
8018 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
8019 !ISA_HAS_SEB_SEH.
8020 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
8021 *extend[qh]isi2_hw patterns and extending them to di.
8022 (extendqihi2): Implement as define_insn_and_split that produces
8023 extendqisi2 after reload.
8024
8025 2004-09-03 Devang Patel <dpatel@apple.com>
8026
8027 * Makefile.in (OBJS-common): Add tree-if-conv.o
8028 (tree-if-conv.o): New rule.
8029 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
8030 (get_loop_body_in_bfs_order): New.
8031 * cfgloop.h (get_loop_body_in_bfs_order): New.
8032 * tree-flow.h (enum move_pos): Move here from ..
8033 * tree-ssa-loop-im.c (enum move_pos): here.
8034 (movement_possibility): Make externally visible.
8035 * tree-optimize.c (init_tree_optimization_passes): New entry for
8036 if conversion pass.
8037 * tree-pass.h (pass_if_conversion): New.
8038 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
8039 * tree-if-conv.c: New file.
8040 * doc/passes.texi: Document tree if-conversion pass.
8041 * doc/tree-ssa.texi: Same.
8042
8043 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
8044
8045 PR target/14925:
8046 Makefile.in (LIB2ADDEHSTATIC): New.
8047 (LIB2ADDEHSHARED): New.
8048 (LIBUNWIND): New.
8049 (LIBUNWINDDEP): New.
8050 (SHLIBUNWIND_LINK): New.
8051 (SHLIBUNWIND_INSTALL): New.
8052 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
8053 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
8054 (clean): Remove libunwind*
8055 (stage1-start): Remove and copy stage1/libunwind*.
8056 (stage2-start): Remove and copy stage2/libunwind*.
8057 (stage3-start): Remove and copy stage3/libunwind*.
8058 (stage4-start): Remove and copy stage4/libunwind*.
8059 (stageprofile-start): Remove and copy stageprofile/libunwind*.
8060 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
8061
8062 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
8063 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
8064 tmake_file if --with-system-libunwind isn't used.
8065
8066 * config/ia64/t-glibc-libunwind: New file.
8067 * config/t-libunwind-elf: Likewise.
8068 * unwind-compat.c: Likewise.
8069 * unwind-compat.h: Likewise.
8070 * unwind-dw2-fde-compat.c: Likewise.
8071
8072 * config/ia64/t-glibc (LIB2ADDEH): Updated.
8073 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
8074
8075 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
8076 aliases if needed.
8077 * unwind-dw2-fde-glibc.c: Likewise.
8078 * unwind-dw2.c: Likewise.
8079
8080 * config/t-libunwind (LIB2ADDEH): Updated.
8081 (LIB2ADDEHSTATIC): New.
8082 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
8083 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
8084
8085 * configure.ac: Change --enable-libunwind-exceptions to
8086 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
8087 * configure: Regenerated.
8088 * config.in: Updated.
8089
8090 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
8091 above and mention --with-system-libunwind.
8092 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
8093 removed in gcc 3.4.3 and later.
8094
8095 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
8096 USE_LIBUNWIND_EXCEPTIONS is defined.
8097
8098 * mklibgcc.in: Support libunwind.
8099
8100 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
8101
8102 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
8103 m_NOCONA.
8104
8105 2004-09-03 Richard Henderson <rth@redhat.com>
8106
8107 PR middle-end/9997
8108 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
8109 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
8110 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
8111 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
8112 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
8113 resize_stack_vars_conflict, add_stack_var_conflict,
8114 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
8115 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
8116 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
8117 expand_one_static_var, expand_one_hard_reg_var,
8118 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
8119 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
8120 (expand_used_vars): Rewrite.
8121 * Makefile.in (cfgexpand.o): Update dependencies.
8122
8123 2004-09-04 Jan Hubicka <jh@suse.cz>
8124
8125 * cfg.c (free_edge): Use ggc_free.
8126 (expunge_block): Use ggc_free.
8127 * passes.c (rest_of_clean_state): Free after compilation.
8128 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
8129 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
8130
8131 2004-09-03 James E Wilson <wilson@specifixinc.com>
8132
8133 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
8134 DECL_EXTERNAL check.
8135
8136 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8137
8138 * final.c (output_in_slot): New global variable.
8139 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
8140 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
8141 'output_in_slot' before invoking output_asm_insn.
8142 (output_asm_insn): Add a space after the tab if 'output_in_slot'
8143 is set.
8144 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
8145 final_scan_insn.
8146 (output_sibcall): Likewise.
8147
8148 2004-09-03 Jan Hubicka <jh@suse.cz>
8149
8150 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
8151 * tree-ssanames (init_ssanames): Likewise.
8152
8153 2004-09-03 Ziemowit Laski <zlaski@apple.com>
8154
8155 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
8156 objc_declare_protocols, objc_start_protocol,
8157 objc_start_class_interface, objc_start_category_interface,
8158 objc_continue_interface, objc_finish_interface,
8159 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
8160 objc_start_class_implementation, objc_start_category_implementation,
8161 objc_continue_implementation, objc_finish_implementation,
8162 objc_add_method_declaration, objc_start_method_definition,
8163 objc_finish_method_definition, objc_build_keyword_decl,
8164 objc_build_method_signature, objc_build_encode_expr,
8165 objc_build_protocol_expr, objc_build_selector_expr,
8166 objc_build_message_expr, objc_build_string_object,
8167 objc_get_class_reference, objc_get_protocol_qualified_type,
8168 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
8169
8170 2004-09-03 James E Wilson <wilson@specifixinc.com>
8171
8172 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
8173
8174 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
8175 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
8176 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
8177 (mips_recip1_<fmt>): Use frdiv1 type.
8178 (mips_recip2_<fmt>): Use frdiv2 type.
8179 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
8180 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
8181 and frsqrt1.
8182 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
8183
8184 2004-09-03 Daniel Jacobowitz <dan@debian.org>
8185
8186 * reload.c (find_reloads): Swap operand_loc pointers for
8187 find_dummy_reload if we have swapped two operands.
8188
8189 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
8190
8191 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
8192 to get the tablejump-insn before the jump-table label.
8193
8194 2004-09-03 Ziemowit Laski <zlaski@apple.com>
8195
8196 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
8197 objc_declare_protocols, objc_build_message_expr,
8198 objc_finish_message_expr, objc_build_selector_expr,
8199 objc_build_protocol_expr, objc_build_encode_expr,
8200 objc_build_string_object, objc_get_protocol_qualified_type,
8201 objc_get_class_reference, objc_get_class_ivars,
8202 objc_start_class_interface, objc_start_category_interface,
8203 objc_start_protocol, objc_continue_interface, objc_finish_interface,
8204 objc_start_class_implementation, objc_start_category_implementation,
8205 objc_continue_implementation, objc_finish_implementation,
8206 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
8207 objc_add_method_declaration, objc_start_method_definition,
8208 objc_finish_method_definition, objc_add_instance_variable,
8209 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
8210 objc_finish_try_stmt, objc_begin_catch_clause,
8211 objc_finish_catch_clause, objc_build_finally_clause,
8212 objc_build_synchronized, objc_static_init_needed_p,
8213 objc_generate_static_init_call): New prototypes.
8214
8215 2004-09-03 Steve Ellcey <sje@cup.hp.com>
8216
8217 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
8218 is only one reg.
8219 (ia64_function_value): Ditto.
8220
8221 2004-09-03 Jan Beulich <jbeulich@novell.com>
8222
8223 * config.gcc: Resurrect NetWare as a target. Handle special case of
8224 Novell linker to be used (specified through --with-ld=) and threading
8225 model of either Posix (default) or NKS.
8226 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
8227 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
8228 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
8229 * config/i386/netware.c, config/i386/netware.h: New.
8230 * config/i386/nwld.c, config/i386/nwld.h: New.
8231 * config/i386/netware-crt0.c: New.
8232 * config/i386/netware-libgcc.c: New.
8233 * config/i386/netware-libgcc.def: New.
8234 * config/i386/netware-libgcc.exp: New.
8235 * config/i386/t-netware, config/i386/t-nwld: New.
8236 * gthr-nks.h: New.
8237 * doc/install.texi: Document NKS threading model.
8238
8239 2004-09-03 Jan Beulich <jbeulich@novell.com>
8240
8241 PR c/7054
8242 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
8243 * tree.h (initial_max_fld_align): Declare
8244 * stor-layout.c (initial_max_fld_align): Define and initialize.
8245 (maximum_field_alignment): Initialize to the same value.
8246 * common.opt: Add -fpack-struct= variant of switch.
8247 * opts.c: Handle -fpack-struct= variant of switch.
8248 * c-pragma.c: Change #pragma pack() handling so that it becomes
8249 compatible to other compilers: accept individual 'push' argument,
8250 make final pop restore (command line) default, correct interaction
8251 of push/pop and sole specification of a new alignment (so that the
8252 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
8253 to #pragma pack(push, <n>).
8254 * doc/extend.texi: New node "Structure-Packing Pragmas" under
8255 "Pragmas", describing #pragma pack.
8256 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
8257 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
8258 Document new TARGET_DEFAULT_PACK_STRUCT.
8259
8260 2004-09-03 Devang Patel <dpatel@apple.com>
8261
8262 * dwarf2out.c (gen_field_die). Equate decl number to die.
8263
8264 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
8265
8266 PR target/15832
8267 * global.c (modify_reg_pav): New function.
8268 (make_accurate_live_analysis): Call the new function. Move pavin
8269 modification by earlyclobber set into the new function.
8270
8271 2004-09-03 Andreas Schwab <schwab@suse.de>
8272
8273 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
8274 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
8275 extended.
8276
8277 2004-09-02 Jan Beulich <jbeulich@novell.com>
8278
8279 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
8280 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
8281 not unwind code specific ones.
8282 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
8283 Remove unwind code specific dependencies.
8284 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
8285 Remove gbl-ctors.h.
8286 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
8287 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
8288 * tsystem.h: Declare memcpy and memset when inhibit_libc.
8289
8290 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
8291
8292 * combine.c (try_combine): Delay modifying of insns which cannot
8293 be easily undone.
8294
8295 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
8296
8297 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
8298 tree-loop-im.
8299 * gcc/tree-ssa-loop.c: Ditto
8300 * gcc/tree-ssa-loop-ivcanon.c: Ditto
8301 * gcc/doc/invoke.texi: Ditto.
8302
8303 2004-09-02 Ziemowit Laski <zlaski@apple.com>
8304
8305 * c-decl.c (store_parm_decls_newstyle): Make static.
8306 (store_parm_decls_from): New function.
8307 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
8308 (store_parm_decls_from): New prototype.
8309
8310 2004-09-02 David Edelsohn <edelsohn@gnu.org>
8311
8312 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
8313 HImode with STRICT_ALIGNMENT.
8314
8315 2004-09-02 Mark Mitchell <mark@codesourcery.com>
8316
8317 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
8318 (TARGET_OS_CPP_BUILTINS): Likewise.
8319 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
8320 TARGET_BPABI_CPP_BUILTINS.
8321
8322 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
8323
8324 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
8325
8326 2004-09-02 Eric Christopher <echristo@redhat.com>
8327
8328 * builtins.c (expand_builtin_cabs): Delete.
8329 (expand_builtin): If unable to fold the values do a normal
8330 library call for builtin_cab*.
8331 (fold_builtin_cabs): Depend on optimize and optimize_size.
8332 * optabs.c (expand_cmplxdiv_straight): Delete.
8333 (expand_cmplxdiv_wide): Ditto.
8334 (expand_vector_binop): Ditto.
8335 (expand_vector_unop): Ditto.
8336 (expand_complex_abs): Delete.
8337 (expand_binop): Remove calls to above functions.
8338 Remove open coding of complex arithmetic.
8339 (expand_unop): Ditto.
8340 * optabs.h: Remove prototypes.
8341
8342 2004-09-02 Ziemowit Laski <zlaski@apple.com>
8343
8344 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
8345 * c-tree.h (store_parm_decls_newstyle): New prototype.
8346
8347 2004-09-02 Geoffrey Keating <geoffk@apple.com>
8348
8349 * config/rs6000/rs6000.c (expand_block_clear): Use vector
8350 instructions if available.
8351 (expand_block_move): Likewise.
8352
8353 2004-09-03 Jan Hubicka <jh@suse.cz>
8354
8355 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
8356
8357 2004-09-02 Mark Mitchell <mark@codesourcery.com>
8358
8359 * config/arm/symbian.h (LIB_SPEC): Define to empty.
8360 * config/arm/t-symbian (SHLIB_LC): Likewise.
8361
8362 2004-09-02 Paul Brook <paul@codesourcery.com>
8363
8364 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
8365
8366 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
8367
8368 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
8369 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
8370 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
8371 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
8372 (mips_issue_rate): Remove unreachable abort.
8373 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8374 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
8375 (mips_block_move_straight, print_operand_address, mips_file_start)
8376 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
8377 (mips_output_conditional_branch, mips_expand_builtin_direct)
8378 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
8379 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
8380 with gcc_assert.
8381
8382 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
8383
8384 * config/mips/mips.md (*lea_high64): Change split condition to
8385 flow2_completed. Add a peephole2 to generate a more parallel version.
8386
8387 2004-09-02 Jan Hubicka <jh@suse.cz>
8388
8389 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
8390 GGC.
8391
8392 * ggc-page.c: include tree-flow.h.
8393 (extra_order_size_table): Add stmt_ann_d.
8394 (STAT_LABEL): Rename from ....
8395 (LABEL): ... this one.
8396 * Makefile.in (ggc-page.o): Add dependency.
8397
8398 * ggc-common.c (ggc_force_collect): New global variable.
8399 (loc_description): Add fields "freed", "collected"
8400 (ptr_hash): New static hash
8401 (ptr_hash_entry): New structure.
8402 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
8403 (ggc_record_overhead): Take ptr argument, record it
8404 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
8405 (cmp_statistics): Imrove sorting.
8406 (dump_ggc_loc_statistics): Output newly collected statistics
8407 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
8408 (ggc_free): Call ggc_free_overhead.
8409 (ggc_collect): Force collection when asked to be forced.
8410 (ggc_collect): Call ggc_prune_overhead_list.
8411 * ggc.h (ggc_force_collect): Declare
8412 (ggc_record_overhead): Update prototype.
8413 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
8414
8415 2004-09-02 James E Wilson <wilson@specifixinc.com>
8416
8417 * common.opt (ftrapping-math): Default to on.
8418
8419 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
8420
8421 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
8422
8423 2004-09-02 Denis Chertykov <denisc@overta.ru>
8424
8425 PR target/16884
8426 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
8427 match_scratch.
8428 (*movmemqi_insn): Likewise.
8429 (*movmemhi): Likewise.
8430 (clrmemhi): Likewise.
8431 (*clrmemqi): Likewise.
8432 (*clrmemhi): Likewise.
8433
8434 2004-09-02 Paul Brook <paul@codesourcery.com>
8435
8436 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
8437 default_use_cxa_atexit=yes.
8438
8439 2004-09-02 Alan Modra <amodra@bigpond.net.au>
8440
8441 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
8442 (struct kernel_old_ucontext): Delete.
8443 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
8444 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
8445 when IN_LIGGCC2.
8446
8447 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
8448
8449 * toplev.c (process_options): Fix typo.
8450
8451 2004-09-01 Richard Henderson <rth@redhat.com>
8452
8453 PR middle-end/17258
8454 * calls.c (initialize_argument_information): Tighten pass-through
8455 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
8456 Use build_fold_addr_expr.
8457 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
8458 that assumes ADDR_EXPR allocates stack space.
8459 * fold-const.c (build_fold_addr_expr_with_type): Look through
8460 WITH_SIZE_EXPR.
8461
8462 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
8463
8464 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
8465 * ggc.h (ggc_alloc_rtx): Delete.
8466
8467 2004-09-01 Roger Sayle <roger@eyesopen.com>
8468
8469 * expmed.c (enum alg_code): Remove long unused enumeration values.
8470 (struct mult_cost): New structure to hold the "score" of a synthetic
8471 multiply sequence, including both a rtx_cost and a latency field.
8472 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
8473 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
8474 (struct algorithm): Change type of cost field to be mult_cost.
8475 (synth_mult): Change type of cost_limit argument to be a
8476 pointer to a mult_cost. Update all cost comparisons to use the
8477 new mult_cost infrastructure. For alg_add_factor and
8478 alg_sub_factor operations, latency is lower than the rtx_cost.
8479 (choose_mult_variant): Update calls to synth_mult. Perform
8480 cost comparisons using the new mult_cost infrastructure.
8481 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
8482 to optain the total rtx_cost of a synth_mult "algorithm".
8483
8484 2004-09-01 David Edelsohn <edelsohn@gnu.org>
8485
8486 * config/rs6000/power4.md: Increase store latency to 12.
8487 * config/rs6000/power5.md: Same.
8488
8489 2004-09-01 James E Wilson <wilson@specifixinc.com>
8490
8491 PR target/14064
8492 * config/avr/avr.c (avr_unique_section): Delete prototype and
8493 definition.
8494 (TARGET_ASM_UNIQUE_SECTION): Delete.
8495
8496 2004-09-01 Ziemowit Laski <zlaski@apple.com>
8497
8498 * c-parse.in (primary): Call objc_build_message_expr(),
8499 objc_build_selector_expr(), objc_build_protocol_expr(),
8500 objc_build_encode_expr() and objc_build_string_object() instead of
8501 build_message_expr(), build_selector_expr(), build_protocol_expr(),
8502 build_encode_expr() and build_objc_string_object(), respectively.
8503 (component_decl_list2): Call objc_get_class_ivars() instead of
8504 get_class_ivars_from_name().
8505 (keyworddecl): Call objc_build_keyword_decl() instead of
8506 build_keyword_decl().
8507 (receiver): Call objc_get_class_reference() instead of
8508 get_class_reference().
8509 (reswords): Add blank line before @@ifobjc section, for clarity.
8510
8511 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
8512
8513 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
8514 to Altivec vetors.
8515
8516 2004-09-01 Wu Yongwei <adah@sh163.net>
8517 Danny Smith <dannysmith@users.sourceforge.net>
8518
8519 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
8520 not Windows 'DWORD'.
8521 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
8522 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
8523 (__gthr_win32_recursive_mutex_init_function): Add prototype for
8524 __GTHREAD_HIDE_WIN32API case..
8525 (__gthr_win32_recursive_mutex_lock): Likewise.
8526 (__gthr_win32_recursive_mutex_trylock): Likewise.
8527 (__gthr_win32_recursive_mutex_unlock): Likewise.
8528 (__gthread_recursive_mutex_init_function); Add definition for
8529 __GTHREAD_HIDE_WIN32API case.
8530 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
8531 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
8532 call to InterlockedDecrement.
8533
8534 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8535
8536 * tree-tailcall.c (find_tail_calls): Also fail is statement has
8537 volatile operands.
8538
8539 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
8540
8541 * doc/c-tree.texi: Document new operands for ARRAY_REF and
8542 COMPONENT_REF.
8543
8544 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8545
8546 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
8547 * common.opt (fspeculative-prefetching): New.
8548 * flags.h (flag_speculative_prefetching_set): Declare.
8549 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
8550 values.
8551 * opts.c (flag_sepculative_prefetching_set): New variable.
8552 (common_handle_option): Handle -fspeculative-prefetching.
8553 * passes.c (rest_of_compilation): Ditto.
8554 * profile.c (instrument_values, compute_value_histograms, branch_prob):
8555 Use vectors instead of arrays.
8556 * toplev.c (process_options): Handle -fspeculative-prefetching.
8557 * rtl-profile.c: Include ggc.h.
8558 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
8559 rtl_gen_one_value_profiler_no_edge_manipulation,
8560 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
8561 argument changed.
8562 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
8563 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
8564 argument changed.
8565 * value-prof.c: Include ggc.h.
8566 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
8567 macros.
8568 (insn_prefetch_values_to_profile, find_mem_reference_1,
8569 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
8570 speculative_prefetching_transform): New.
8571 (value_profile_transformations): Call speculative_prefetching_transform.
8572 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
8573 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
8574 tree_find_values_to_profile, find_values to profile): Use vectors
8575 instead of arrays.
8576 (free_profiled_values): Removed.
8577 * value-prof.h (struct histogram_value): Renamed to
8578 struct histogram_value_t.
8579 (histogram_value, histogram_values): New types.
8580 (find_values_to_profile): Declaration changed.
8581 (free_profiled_values): Removed.
8582 (struct profile_hooks): Type of argument of the hooks changed to
8583 histogram_value.
8584 * doc/invoke.texi (-fspeculative-prefetching): Document.
8585
8586 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8587
8588 PR rtl-optimization/16408
8589 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
8590
8591 2004-09-01 Richard Henderson <rth@redhat.com>
8592
8593 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
8594 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
8595
8596 2004-09-01 Jakub Jelinek <jakub@redhat.com>
8597
8598 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
8599
8600 2004-09-01 Mike Stump <mrs@apple.com>
8601
8602 * config/darwin.c (machopic_symbol_defined_p): In addition to
8603 being SYMBOL_REF_LOCAL_P, a symbol must also be
8604 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
8605 defined in this output file, or translation unit in the case
8606 of IMA not being used.
8607 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
8608 never need .indirect_symbol when indirecting.
8609
8610 2004-09-01 Jakub Jelinek <jakub@redhat.com>
8611
8612 * Makefile.in (bb-reorder.o): Add several dependencies.
8613
8614 2004-09-01 Jakub Jelinek <jakub@redhat.com>
8615
8616 * fold-const.c (operand_equal_p): Require equal sign also for
8617 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
8618
8619 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
8620
8621 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
8622 for use in configargs.h. Put the cname in a separate variable. Use
8623 that to set target_cpu_default2.
8624
8625 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
8626 Nick Clifton <nickc@redhat.com>
8627
8628 * config/sh/sh.md ("length"): Increase branch length when
8629 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
8630 constant, 2 byte for aligning the constant.
8631
8632 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
8633
8634 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
8635 CPU.
8636 (arm7tdmi-s): New CPU name.
8637 * arm/arm.c (ARM_CORE): Update for new format.
8638 * arm/arm.h (ARM_CORE): Likewise.
8639 * arm/gentune.sh: Update for extra field.
8640 * config.gcc: Likewise.
8641 * arm/arm-tune.md: Regenerate.
8642 * doc/invoke.texi: Document the real processor names for ARM cpus.
8643
8644 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
8645
8646 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
8647 (floatdidf): New functions.
8648 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
8649 (floatdisf): New functions.
8650 * t-arm-elf: Use them.
8651
8652 2004-09-01 Ziemowit Laski <zlaski@apple.com>
8653
8654 * c-common.h (lookup_interface): Remove prototype.
8655 (is_class_name): Rename to objc_is_class_name.
8656 (lookup_objc_ivar): Rename to objc_lookup_ivar.
8657 (get_current_scope): Rename to objc_get_current_scope.
8658 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
8659 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
8660 (yylexname): Call objc_is_class_name() instead of is_class_name().
8661 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
8662 instead of lookup_objc_ivar().
8663 * stub-objc.c (lookup_interface): Remove stub.
8664 (is_class_name): Rename to objc_is_class_name.
8665 (lookup_objc_ivar): Rename to objc_lookup_ivar.
8666
8667 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8668
8669 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
8670 * config/arm/lib1funcs.asm: Do not include supplemental .S files
8671 when compiling for Symbian.
8672 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
8673 (TARGET_OS_CPP_BUILTINS): Likewise.
8674 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
8675
8676 2004-08-31 Stan Shebs <shebs@apple.com>
8677
8678 * toplev.c (process_options): Ensure debug_hooks is initialized.
8679
8680 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8681
8682 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
8683 * target.h (cxx): Add export_class_data.
8684 * config/arm/arm.c (arm_cxx_export_class_data): New function.
8685 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
8686 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
8687
8688 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
8689
8690 * config/sh/sh.c (output_branch): Check the insn length possibly
8691 in the delayed slot.
8692
8693 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8694
8695 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
8696 blank after ')'.
8697 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
8698
8699 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
8700 (c_sizeof_of_alignof_type): Likewise.
8701 * expr.c (array_ref_element_size): Likewise.
8702 (highest_pow2_factor_for_target): Likewise.
8703 * gimplify.c (canonicalize_addr_expr): Likewise.
8704 (gimplify_compound_lval): Likewise.
8705 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
8706 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8707 * varasm.c (assemble_variable): Likewise.
8708 (output_constant_def_contents): Alignments are unsigned.
8709
8710 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8711 Jeff Law <law@redhat.com>
8712
8713 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
8714 gets modified.
8715
8716 2004-08-31 Mark Mitchell <mark@codesourcery.com>
8717
8718 * hooks.c (hook_bool_void_true): New function.
8719 * hooks.h (hook_bool_void_true): Declare.
8720 * target-def.h (TARGET_CXX): Add
8721 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
8722 * target.h (struct cxx): Add key_method_may_be_inline.
8723 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
8724 function.
8725 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
8726 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
8727 __THUMB_INTERWORK.
8728
8729 2004-08-31 Denis Chertykov <denisc@overta.ru>
8730
8731 PR target/15417
8732 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
8733 frame pointer register only in Pmode while reload in progress.
8734
8735 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
8736
8737 PR target/15334
8738 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
8739 because it breaks the 32-bit shift patterns that rely on a match_dup.
8740
8741 2004-08-31 Matt Austern <austern@apple.com>
8742
8743 * config/darwin.c (darwin_make_decl_one_only): Allocate section
8744 names once per compilation, instead of once per symbol.
8745
8746 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
8747
8748 * Makefile.in (build_subdir): New substitution.
8749 (fixinc.sh): Simplify heavily since fixincludes is already built.
8750 (stmp-fixinc): Depend on specs.ready.
8751 (install-mkheaders): Use new location of fixincludes.
8752 (clean): Do not descend into fixinc.
8753 (FORBUILD): Replace with ../$(build_subdir).
8754 * configure.ac (build_subdir): Substitute.
8755 (FORBUILD): Do not set.
8756 (all_outputs): Remove fixinc/Makefile.
8757 (default commands): Do not create links in fixinc.
8758 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
8759 the fixincludes configuration steps and substituting
8760 @FIXINCL@ in fixinc.in.
8761 * fixinc.in: New, from fixinc/fixincl.sh.
8762
8763 * fixinc/*: Removed.
8764
8765 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
8766
8767 * attribs.c (strip_attrs): Remove.
8768 (split_specs_attrs): Move ...
8769 * c-decl.c: ... to here.
8770 * tree.h (split_specs_attrs, strip_attrs): Remove.
8771 * c-tree.h (split_specs_attrs): Declare.
8772
8773 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
8774
8775 * read-rtl.c: Disable RTL checking.
8776 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
8777
8778 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
8779
8780 * config/mips/mips.md (fcond): New code macro and attribute.
8781 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
8782 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
8783 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
8784
8785 2004-08-30 Mark Mitchell <mark@codesourcery.com>
8786
8787 Revert:
8788 2004-08-29 Mark Mitchell <mark@codesourcery.com>
8789 PR rtl-optimization/16590
8790 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
8791
8792 2004-08-30 Andrew Pinski <apinski@apple.com>
8793
8794 * hard-reg-set.h:
8795 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
8796 * ChangeLog: Fix previous ChangeLog entry.
8797
8798 PR rtl-opt/13987
8799 * config.host (use_long_long_for_widest_fast_int): New, default is
8800 off.
8801 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
8802 * configure.ac: If use_long_long_for_widest_fast_int, then
8803 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
8804 * configure: Regenerate.
8805 * config.in: Regenerate.
8806 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
8807 New: widest integer type supported efficiently in hardware for the
8808 host.
8809 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
8810 HOST_BITS_PER_WIDEST_FAST_INT.
8811 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
8812 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
8813 HOST_WIDEST_FAST_INT
8814 instead of HOST_WIDE_INT.
8815 (HARD_REG_SET_LONGS): Likewise.
8816 (UHOST_BITS_PER_WIDE_INT): Likewise.
8817 Change the checks for the fast cases to be based on
8818 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
8819
8820 2004-08-30 Steven Bosscher <stevenb@suse.de>
8821
8822 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
8823 not the pointers.
8824
8825 2004-08-30 Geoffrey Keating <geoffk@apple.com>
8826
8827 PR 12738
8828 PR 17205
8829 Radar 3460526
8830 Radar 3775729
8831 * c-decl.c (grokdeclarator): Produce error for 'static' on local
8832 function declaration.
8833
8834 2004-08-30 Richard Henderson <rth@redhat.com>
8835
8836 * expr.c (array_ref_element_size): Force aligned_size back to
8837 sizetype.
8838 (component_ref_field_offset): Similarly for aligned_offset.
8839 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
8840 low-bound, element-size, field-offset fields rather than
8841 computed values.
8842
8843 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
8844
8845 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
8846 redundant code.
8847
8848 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
8849
8850 * c-tree.h (struct language_function): Add arg_info element.
8851 * c-decl.c (current_function_arg_info): New.
8852 (grokdeclarator, store_parm_decls): Use it instead of
8853 DECL_ARGUMENTS.
8854 (c_push_function_context, c_pop_function_context): Save and
8855 restore it.
8856
8857 2004-08-30 Richard Henderson <rth@redhat.com>
8858
8859 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
8860 COMPONENT_REF to pointer arithmetic.
8861 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
8862 constant "c" as a valid constant initializer. Allow narrowing of
8863 differences against the same base object, for any base object.
8864
8865 2004-08-30 Richard Henderson <rth@redhat.com>
8866
8867 * expr.c (expand_expr_addr_expr): New.
8868 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
8869
8870 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
8871
8872 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
8873 (mips_fp_condition): New enum.
8874 (mips_fp_conditions): New array.
8875 (print_fcc_operand): Delete.
8876 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
8877 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
8878 (builtin_description): Add "cond" field.
8879 (DIRECT_BUILTIN): Initialize it.
8880 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
8881 into INSN and CODE. Initialize the "cond" field.
8882 (CMP_BUILTINS): Update accordingly.
8883 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
8884 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
8885 mips_fp_condition as argument. Make it the final operand of the
8886 comparison instruction.
8887 (mips_expand_builtin): Update accordingly.
8888 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
8889 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
8890 the gaps.
8891 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
8892 Don't use the 'Q' operand prefix; just print the operand normally.
8893 (mips_cabs_*, mips_c_*): Delete, replacing with...
8894 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
8895 patterns. Split the 4s versions into 2 ps patterns after reload.
8896
8897 2004-08-30 Richard Henderson <rth@redhat.com>
8898
8899 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
8900 assuming an ADDR_EXPR is non-null.
8901
8902 2004-08-30 Jason Merrill <jason@redhat.com>
8903
8904 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
8905
8906 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8907
8908 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
8909 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
8910 gcc_assert and gcc_unreachable instead of abort.
8911 * alloc-pool.c (abort, fancy_abort): Remove.
8912 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
8913 gcc_assert or gcc_unreachable.
8914 * attribs.c (init_attributes, decl_attributes): Likewise.
8915 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
8916 mark_bb_for_unlikely_executed_section,
8917 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
8918 fix_crossing_unconditional_branches): Likewise.
8919 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
8920 bitmap_operation): Likewise.
8921 * bt-load.c (insn_sets_btr_p, augment_live_range,
8922 move_btr_def): Likewise.
8923 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
8924 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
8925 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
8926 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
8927 expand_builtin_memcmp, expand_builtin_args_info,
8928 std_gimplify_va_arg_expr, expand_builtin_unop,
8929 expand_builtin_fputs, expand_builtin_profile_func,
8930 expand_builtin_fork_or_exec, fold_builtin_bitop,
8931 fold_builtin_classify, fold_builtin_fputs): Likewise.
8932
8933 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8934
8935 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
8936 * gcov.c (abort): Remove undef.
8937
8938 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
8939 (struct tree_binfo): Remove primary field.
8940
8941 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
8942
8943 * fixinc/Makefile.in (machname.h): Remove.
8944 (fixincl.x): Do not pass $@ to genfixes.
8945 * fixinc/genfixes: Remove code to produce machname.h.
8946 * fixinc/fixincl.sh: Move it here instead.
8947 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
8948 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
8949 return a bool indicating whether pz_mn_name_pat is NULL.
8950 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
8951 Declare extern C variables for the ENV_TABLE.
8952 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
8953 instead use the result of mn_get_regexps.
8954 * fixinc/fixtests.c: Likewise.
8955
8956 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
8957
8958 * configure.ac: Do not run fixincludes after stage1 during
8959 toplevel bootstrap.
8960 * configure: Regenerate.
8961
8962 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
8963
8964 * sched-deps.c (get_condition): Partially revert previous, by never
8965 trying to extract the condition from a condjump.
8966
8967 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
8968
8969 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
8970 (handle_visibility_attribute, c_determine_visibility): Likewise.
8971 * c-common.h (my_friendly_assert): Remove.
8972
8973 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
8974
8975 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
8976 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
8977 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
8978 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
8979 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
8980
8981 2004-08-30 Diego Novillo <dnovillo@redhat.com>
8982
8983 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
8984 in COMPONENT_REF nodes.
8985
8986 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
8987
8988 PR c++/15378
8989 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
8990 global_dc->warning_as_error_requested.
8991 * diagnostic.c (diagnostic_initialize): Tidy.
8992 * diagnostic.h (diagnostic_context::x_data): Remove
8993 (diagnostic_context::issue_warnings_are_errors_message): Rename
8994 from warnings_are_errors_message.
8995 (diagnostic_context::warning_as_error_requested): New.
8996
8997 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
8998
8999 * sched-deps.c (get_condition): Fix breakage in previous patch.
9000
9001 2004-08-30 Paul Brook <paul@codesourcery.com>
9002
9003 * doc/install.texi: Fix broken mpfr link.
9004
9005 2004-08-29 David O'Brien <obrien@FreeBSD.org>
9006
9007 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
9008 other FreeBSD platforms.
9009
9010 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
9011
9012 * arm.h (REVERSE_CONDITION): Define.
9013 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
9014
9015 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
9016
9017 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
9018 just the codes, call reversed_comparison_code ().
9019 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
9020 (not_reg_cond): Use reversed_comparison_code.
9021 (and_reg_cond): Likewise.
9022 * ifcvt.c (cond_exec_process_if_block): Likewise.
9023 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
9024
9025 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
9026
9027 * sched-deps.c (get_condition): Rewrite using jump support functions.
9028 Use reversed_comparison_code.
9029 (conditions_mutex_p): Use reversed_comparison_code.
9030
9031 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9032
9033 * config/mips/mips.c (override_options): Disable hot/cold partitioning
9034 for MIPS16.
9035
9036 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9037
9038 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
9039 (mips_function_type): Move to mips.c.
9040 * config/mips/mips.c (mips_builtin_type): New enum.
9041 (builtin_description): Replace code and ftype with builtin_type
9042 and function_type.
9043 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
9044 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
9045 (CODE_FOR_mips_abs_ps): Define.
9046 (mips_bdesc): Use new macros.
9047 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
9048 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
9049 (mips_expand_builtin_direct): New function.
9050 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
9051 builtin. Replace boolean parameter with builtin_type.
9052 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
9053 (mips_expand_4s_compare_builtin): Delete, replacing with...
9054 (mips_expand_builtin_compare): ...this new function.
9055
9056 2004-08-29 Mark Mitchell <mark@codesourcery.com>
9057
9058 PR rtl-optimization/16590
9059 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
9060
9061 2004-08-29 Diego Novillo <dnovillo@redhat.com>
9062
9063 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
9064 * tree-ssa-propagate.c: Fix documentation.
9065
9066 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9067
9068 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
9069 (mov[sd]fcc): Likewise.
9070
9071 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9072
9073 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
9074
9075 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9076
9077 * config/mips/mips.md (divide_condition): New mode attribute.
9078 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
9079 (sqrt[sd]f3): Redefine using SCALARF.
9080 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
9081 patterns.
9082
9083 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9084
9085 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
9086 (loadx, storex, fmt, UNITMODE): New mode attributes.
9087 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
9088 (mul[sd]f3): Redefine using :SCALARF.
9089 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
9090 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
9091 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
9092 Check TARGET_FUSED_MADD for V2SF too.
9093 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
9094 were already named.
9095 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
9096 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
9097
9098 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9099
9100 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
9101 V2SF_type_node if it will be needed.
9102
9103 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9104
9105 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
9106 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
9107 (mips_prepare_builtin_target): New function.
9108 (mips_expand_builtin): Use them. Update calls to subroutines.
9109 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
9110 cmp_choice with a boolean argument to select between movt and movf.
9111 Take the comparison's icode as an argument, not the function's fcode.
9112 (mips_expand_compare_builtin): New function. Rename existing function
9113 to mips_expand_scalar_compare_builtin.
9114 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
9115 (mips_expand_ps_compare_builtin): Use the new functions. Take the
9116 comparison's icode as an argument, not the builtin's fcode.
9117
9118 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9119
9120 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
9121 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
9122 registers are false and -1 if all registers are true.
9123 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
9124 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
9125 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
9126 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
9127 (bc1any2t, bc1any2f): Likewise CCV2.
9128 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
9129
9130 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
9131
9132 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
9133 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
9134 UNSPEC rather than an IF_THEN_ELSE.
9135 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
9136 mips_cond_move_tf_ps by name.
9137
9138 2004-08-29 Chao-ying Fu <fu@mips.com>
9139 James E Wilson <wilson@specifixinc.com>
9140
9141 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
9142 8 byte size and alignment. Give CCV4 16 byte size and alignment.
9143 * config/mips/mips-ps-3d.md: New file.
9144 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
9145 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
9146 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
9147 (mips_output_move): Emit "mov.ps" for V2SFmode.
9148 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
9149 MODE_VECTOR_FLOAT.
9150 (override_options): Check if TARGET_MIPS3D and there was an explicit
9151 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
9152 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
9153 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
9154 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
9155 and allow CCV2 and CCV4 to occupy two and four CC registers.
9156 (print_fcc_operand): New function.
9157 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
9158 %Z to call print_fcc_operand.
9159 (mips_function_value): Handle MODE_VECTOR_FLOAT.
9160 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
9161 (mips_vector_mode_supported_p): New function.
9162 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
9163 (builtin_description): New struct.
9164 (mips_bdesc): New array of struct builtin_description.
9165 (mips_expand_builtin, mips_init_builtins,
9166 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
9167 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
9168 functions.
9169 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
9170 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
9171 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
9172 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
9173 "-mips3d", and "-mno-mips3d".
9174 (ASM_SPEC): Map -mips3d to -mips3d in gas.
9175 (EXTRA_CONSTRAINT_Y): New macro.
9176 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
9177 multi-letter constraint 'Y'.
9178 (CONSTRAINT_LEN): New macro.
9179 (enum mips_builtins): New for MIPS builtin functions.
9180 (enum mips_function_type): New for the types of MIPS builtin functions.
9181 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
9182 * config/mips/mips.md: New constants for paired single and MIPS-3D
9183 instructions. Include the new mips-ps-3d.md file.
9184 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
9185 movv2sf_hardfloat_64bit): New named patterns.
9186 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
9187 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
9188 sdxc1_v2sf_di): New unnamed patterns.
9189 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
9190 const_vector support.
9191 (const_0_or_1_operand): New predicate.
9192 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
9193
9194 2004-08-29 Diego Novillo <dnovillo@redhat.com>
9195
9196 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
9197 (tree-ssa-propagate.o): New rule.
9198 (GTFILES): Add tree-ssa-propagate.c.
9199 * tree-flow.h (struct stmt_ann_d): Remove field
9200 in_ccp_worklist.
9201 * tree-ssa-propagate.c: New file.
9202 * tree-ssa-propagate.h: New file.
9203 * tree-ssa-ccp.c: Re-write to use the routines from
9204 tree-ssa-propagate.c.
9205
9206 2004-08-28 Andrew Pinski <apinski@apple.com>
9207
9208 * tree-ssa-loop.c: Remove extra include of basic-block.h.
9209
9210 2004-08-28 Ziemowit Laski <zlaski@apple.com>
9211
9212 * c-common.h: Update comments about ObjC/ObjC++ entry points.
9213 (objc_is_reserved_word): New prototype.
9214 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
9215 separate section; these are call-backs.
9216 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
9217 ObjC/ObjC++ "@" keywords.
9218 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
9219 prototypes; they already live in c-common.h.
9220 * stub-objc.c: Update copyright notice.
9221 (objc_is_reserved_word): New stub.
9222
9223 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
9224
9225 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
9226 even when not checking.
9227
9228 2004-08-27 Jason Merrill <jason@redhat.com>
9229
9230 PR c++/13684
9231 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
9232 (gimple_push_cleanup): Add eh_only parm.
9233 (gimplify_target_expr): Pass it.
9234 * c.opt (-fno-threadsafe-statics): New option.
9235 * c-opts.c (c_common_handle_option): Handle it.
9236 * c-common.h (flag_threadsafe_statics): Declare it.
9237 * c-common.c (flag_threadsafe_statics): Record it.
9238 * doc/invoke.texi: Document it.
9239 * tsystem.h (_GNU_SOURCE): Define.
9240 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
9241 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
9242 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
9243 (__gthread_recursive_mutex_init_function): New fn.
9244 (__gthread_recursive_mutex_lock): New fn.
9245 (__gthread_recursive_mutex_trylock): New fn.
9246 (__gthread_recursive_mutex_unlock): New fn.
9247 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
9248 * gthr-win32.h, gthr-vxworks.h: Likewise.
9249 * gthr.h: Document.
9250
9251 2004-08-27 David Edelsohn <edelsohn@gnu.org>
9252
9253 * config/rs6000/rs6000.c (rs6000_override_options): Increase
9254 maximum skip to 15. Set function alignment, jump alignment, and
9255 loop alignment to 16 for processors that form dispatch groups.
9256 (rs6000_rtx_costs): outer_code is used.
9257
9258 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
9259
9260 * stor-layout.c (sizetype_set): Remove.
9261 (set_sizetype): Don't test or set it.
9262
9263 * tree.h (size_int_type): Remove.
9264 * fold-const.c: Do not #include gt-fold-const.h.
9265 (size_htab_hash, size_htab_eq): Remove.
9266 (size_int_kind): Use build_int_cst.
9267 (new_const, size_htab): Remove.
9268 (size_int_type): Remove.
9269 (round_up): Use build_int_cst.
9270 (round_down): Likewise. Remove spurious constant build.
9271
9272 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
9273
9274 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
9275 Add is_release variable, use it for --enable-werror and
9276 --enable-checking defaults.
9277 * system.h (gcc_assert, gcc_unreachable): New.
9278 * doc/install.texi (--enable-checking): Update.
9279 * configure, config.in: Rebuilt.
9280
9281 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
9282
9283 * rtl.h (read_rtx): Change prototype.
9284 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
9285 line number. Return true on success.
9286 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
9287 callers accordingly.
9288
9289 2004-08-26 Richard Henderson <rth@redhat.com>
9290
9291 * c-typeck.c (build_offsetof): Remove.
9292 * c-tree.h (build_offsetof): Remove.
9293 * c-common.c (fold_offsetof_1, fold_offsetof): New.
9294 * c-common.h (fold_offsetof): Declare.
9295 * c-parse.in (offsetof_base): New.
9296 (offsetof_member_designator): Use it. Build references, not just
9297 a tree list.
9298 (primary): Use fold_offsetof, not build_offsetof.
9299
9300 2004-08-26 Richard Henderson <rth@redhat.com>
9301
9302 * tree.c (staticp): Return the static object.
9303 * tree.h (staticp): Update decl.
9304 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
9305 * langhooks.c (lhd_staticp): Return NULL_TREE.
9306 * langhooks-def.h (lhd_staticp): Update decl.
9307 * c-common.c (c_staticp): Return the static object.
9308 * c-common.h (c_staticp): Update decl.
9309
9310 2004-08-26 Richard Henderson <rth@redhat.com>
9311
9312 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
9313 modes.
9314
9315 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
9316
9317 PR c/13801
9318 * c-decl.c (struct c_binding): Add type and inner_comp fields.
9319 (bind): Set type and inner_comp fields.
9320 (pop_scope): Restore type of decl to the correct type from an
9321 outer scope. Give error when popping file scope for incomplete
9322 arrays completed incompatibly with default initialization in an
9323 inner scope.
9324 (diagnose_mismatched_decls): Handle externs with initializers at
9325 block scope.
9326 (pushdecl): Set type of external declaration at block scope based
9327 only on the visible declarations. Save type when changing the
9328 type of a declaration. Merge an external declaration at block
9329 scope with a visible static declaration at file scope.
9330 (implicitly_declare): Give recycled old declaration the new type
9331 except for incompatible declarations of built-in functions, saving
9332 the old type.
9333
9334 2004-08-26 Ziemowit Laski <zlaski@apple.com>
9335
9336 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
9337
9338 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
9339
9340 * tree-alias-common.c (gate_pta): New function.
9341 (pass_build_pta): Use it.
9342 (pass_del_pta): Use it.
9343 (delete_alias_vars): Don't check flag_tree_points_to.
9344
9345 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
9346
9347 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
9348 TFmode as additional register mode cloberred by call.
9349
9350 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
9351
9352 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
9353 parallel pattern for library call returning DImode in
9354 mixed mode.
9355
9356 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
9357
9358 * config/rs6000/rs6000.c (function_arg): Generate parallel
9359 pattern for more split args.
9360
9361 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
9362
9363 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
9364 either gen_movdi_di_update or gen_movdi_si_update depending on
9365 target mode.
9366 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
9367 to generate two versions.
9368
9369 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
9370
9371 * Makefile.in (lambda-code.o): New.
9372 (lambda-trans.o): Ditto.
9373 (TREE_DATA_REF_H): Ditto.
9374 (LAMBDA_H): Ditto.
9375 (lambda-mat.o): Use LAMBDA_H.
9376 (tree-data-ref.o): Ditto.
9377 * lambda-code.c: New file. Lambda code generation algorithm.
9378 * lambda-trans.c: Ditto. Lambda transformation matrix support.
9379 * lambda.h: Add lambda loop structures.
9380 Add lambda loopnest structures.
9381 Add lambda body vector structure.
9382 Add lambda linear expression structures.
9383 Add prototypes for functions in new files.
9384 * lambda-mat.c: Include tree.h
9385
9386 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
9387 Sebastian Pop <pop@cri.ensmp.fr>
9388
9389 * tree-data-ref.h: Include lambda.h
9390 (free_dependence_relation): Declared here.
9391 (free_dependence_relations): Ditto.
9392 (free_data_refs): Ditto.
9393 * tree-data-ref.c (free_dependence_relation): New function.
9394 (free_dependence_relations): Ditto.
9395 (free_data_refs): Ditot.
9396 (analyze_all_data_dependences): Free datarefs and dependence_relations.
9397 (build_classic_dist_vector): Store in the dependence_relations the
9398 information. Each arc in the dependence_relations graph is labelled
9399 with the distance and direction vectors.
9400 (build_classic_dir_vector): Ditto.
9401 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
9402 Now computes again the whole dependence graph including read-read
9403 relations.
9404 (compute_data_dependences_for_loop): Now dependence_relations contains
9405 all the data, and thus it doesn't need to initialize the classic_dir
9406 and classic_dist vectors.
9407 (analyze_all_data_dependences): Adjusted for using the new interface of
9408 compute_data_dependences_for_loop. Remove the statistics dump.
9409
9410 2004-08-26 Bob Wilson <bob.wilson@acm.org>
9411
9412 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
9413 (xtensa_expand_block_move): Update comment.
9414 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
9415
9416 2004-08026 Richard Earnshaw <rearnsha@arm.com>
9417
9418 PR target/13506
9419 * toplev.c (crash_signal): If we crashed while emitting
9420 a user asm, then die more gracefully.
9421
9422 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9423
9424 PR target/17119.
9425 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
9426 checking for a valid constant, regardless of sign.
9427
9428 2004-08-25 Richard Henderson <rth@redhat.com>
9429
9430 PR target/16974
9431 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
9432 if the constant satisfies add_operand.
9433
9434 2004-08-25 Richard Henderson <rth@redhat.com>
9435
9436 PR debug/10695
9437 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
9438 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
9439 unwind info for >16-bit frames.
9440
9441 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
9442
9443 PR target/17171
9444 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
9445
9446 2004-08-25 Richard Henderson <rth@redhat.com>
9447
9448 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
9449 (TARGET_CANNOT_FORCE_CONST_MEM): New.
9450
9451 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
9452
9453 * doc/tree-ssa.texi: Document new operand iterator.
9454
9455 2004-08-26 Alan Modra <amodra@bigpond.net.au>
9456
9457 PR target/16480
9458 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
9459 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
9460 as PLUS base regs.
9461
9462 2005-08-28 Paul Brook <paul@codesourcery.com>
9463
9464 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
9465 -mfpu=vfp -march=armv5t
9466 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
9467
9468 2004-08-25 Richard Henderson <rth@redhat.com>
9469
9470 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
9471 * target.h (struct gcc_target): Add scalar_mode_supported_p.
9472 * targhooks.c (default_scalar_mode_supported_p): New.
9473 * targhooks.h (default_scalar_mode_supported_p): Declare.
9474 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
9475
9476 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
9477 before attempting to create types. Tidy.
9478 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
9479
9480 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
9481 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
9482
9483 2004-08-25 Richard Henderson <rth@redhat.com>
9484
9485 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
9486 set REAL_MODE_FORMAT for TFmode.
9487
9488 2004-08-25 Ziemowit Laski <zlaski@apple.com>
9489
9490 * c-decl.c (grokparm): New function.
9491 * c-tree.h (grokparm): New prototype.
9492
9493 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
9494
9495 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
9496 iterator controlling structure.
9497 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
9498 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
9499 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
9500 iterator flags.
9501 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
9502 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
9503 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
9504 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
9505 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
9506 Empty operand pointers.
9507 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
9508 (op_iter_next_use): New. Return next use_operand_p.
9509 (op_iter_next_def): New. Return next def_operand_p.
9510 (op_iter_next_tree): New. Return next operands as a tree.
9511 (op_iter_init): New. Initialize an iterator structure.
9512 (op_iter_init_use): New. Initialize structure and get the first use.
9513 (op_iter_init_def): New. Initialize structure and get the first def.
9514 (op_iter_init_tree): New. Initialize structure and get the first tree.
9515 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
9516 (op_iter_init_maydef): New. Initialize structure and get the first
9517 V_MAY_DEF operands.
9518 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
9519 * tree-dfa.c (compute_immediate_uses_for_stmt,
9520 redirect_immediate_uses): Use new operand iterator.
9521 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
9522 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
9523 operands instead of using *_disappeared_p routines.
9524 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
9525 ssa_rewrite_stmt): Use new operand iterator.
9526 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
9527 rewrite_trees): Use new operand iterator.
9528 * tree-pretty-print.c (dump_vops): Use new operand iterator.
9529 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
9530 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
9531 dump_points_to_info): Use new operand iterator.
9532 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
9533 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
9534 operand iterator.
9535 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
9536 propagate_necessity): Use new operand iterator.
9537 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
9538 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
9539 a parameter instead of a stmt_ann_t.
9540 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
9541 build_tree_conflict_graph): Use new operand iterator.
9542 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
9543 rewrite_mem_refs): Use new operand iterator.
9544 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
9545 check_loop_closed_ssa_use): Use new operand iterator.
9546 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
9547 * tree-ssanames.c (release_defs): Use new operand iterator.
9548 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
9549
9550 2004-08-25 Adam Nemet <anemet@lnxw.com>
9551
9552 * tlink.c (initial_cwd): New variable.
9553 (tlink_init): Initialize it.
9554 (recompile_files): Use tlink_execute() instead of system(). Don't
9555 duplicate verbose output of collect_execute. Restore initial_cwd.
9556 Update comment before the function.
9557
9558 2004-08-25 Ziemowit Laski <zlaski@apple.com>
9559
9560 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
9561 accept) a cast from one Objective-C pointer type to another.
9562
9563 2004-08-25 Paolo Carlini <pcarlini@suse.de>
9564
9565 * doc/install.texi: Document that libstdc++-v3 requires
9566 now automake 1.9.1.
9567
9568 2004-08-25 Caroline Tice <ctice@apple.com>
9569
9570 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
9571 to comments at start of function.
9572 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
9573 comment.
9574 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9575 merge_blocks_move_predecessor_nojumps,
9576 merge_blocks_move_successor_nojumps, merge_blocks_move,
9577 try_crossjump_to_edge, try_crossjump_bb): Likewise.
9578 * cfglayout.c (fixup_reorder_chain): Likewise.
9579 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9580 cfg_layout_can_merge_blocks_p): Likewise.
9581 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
9582 * passes.c (rest_of_compilation): Update comments for calling
9583 optimization that partitions hot/cold basic blocks.
9584 * doc/invoke.texi: Update documentation of
9585 freorder-blocks-and-partition flag.
9586
9587 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
9588
9589 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
9590 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
9591
9592 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
9593
9594 * config/mips/mips.md (any_shift): New code macro.
9595 (optab, insn): New code attributes.
9596 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
9597 Use the standard rather than internal patterns for the MIPS16
9598 double-shift optimization.
9599 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
9600 Redefine using :GPR and any_shift.
9601 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
9602 to cover all three shifts.
9603 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
9604 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
9605 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
9606
9607 2004-08-24 Geoffrey Keating <geoffk@apple.com>
9608
9609 * gimplify.c (lookup_tmp_var): Separate temporaries when not
9610 optimizing.
9611
9612 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9613
9614 PR libstdc++/17005 (fix for HP-UX 11.11)
9615 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
9616 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
9617 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
9618 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
9619 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
9620 (LINK_SPEC): Handle march=1.0 option.
9621 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
9622 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
9623 (SUBTARGET_OPTIONS): New define.
9624 (LINK_SPEC): Handle march=1.0 option.
9625 (STARTFILE_SPEC): New define.
9626 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
9627 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
9628 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
9629 (SUBTARGET_OPTIONS): New define.
9630 (LINK_SPEC): Handle march=1.0 option.
9631 (STARTFILE_SPEC): New define.
9632 * config/pa/pa.c (override_options): Add code to process -munix= option.
9633 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
9634 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
9635 defines.
9636 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
9637 (SUBTARGET_OPTIONS): Provide default define.
9638 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
9639 STANDARD_STARTFILE_PREFIX_2): New defines.
9640 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
9641 (ENDFILE_SPEC): Use %O.
9642 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
9643 Mention issue caused by changing namespace and runtime to UNIX 95/98.
9644 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
9645 Document -munix=std option.
9646
9647 2004-08-25 Steven Bosscher <stevenb@suse.de>
9648
9649 * cse.c (cse_around_loop, cse_check_loop_start,
9650 cse_set_around_loop): Remove.
9651 (cse_basic_block): Remove the around_loop argument.
9652 (cse_end_of_basic_block): Remove the after_loop argument.
9653 (cse_main): Likewise.
9654 * rtl.h (cse_main): Update prototype.
9655 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
9656 rest_of_handle_gcse): Update cse_main calls.
9657
9658 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
9659
9660 * tree.h (build_int_cst): New, sign extended constant.
9661 (build_int_cstu): New, zero extended constant.
9662 (build_int_cst_wide): Renamed from build_int_cst.
9663 * tree.c (build_int_cst, build_int_cstu): New.
9664 (build_int_cst_wide): Renamed from build_int_cst.
9665 (make_vector_type, build_common_tree_nodes,
9666 build_common_tree_nodes_2): Adjust build_int_cst calls.
9667 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
9668 expand_builtin_strpbrk, expand_builtin_fputs,
9669 build_string_literal, expand_builtin_printf,
9670 expand_builtin_sprintf, fold_builtin_classify_type,
9671 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
9672 fold_builtin_toascii, fold_builtin_isdigit,
9673 simplify_builtin_strstr, simplify_builtin_strpbrk,
9674 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
9675 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
9676 DEF_ATTR_INT): Likewise.
9677 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
9678 Likewise.
9679 * c-lex.c (interpret_integer, lex_charconst): Likewise.
9680 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
9681 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9682 * c-typeck.c (really_start_incremental_init, push_init_level,
9683 set_nonincremental_init_from_string): Likewise.
9684 * calls.c (load_register_parameters): Likewise.
9685 convert.c (convert_to_pointer): Likewise.
9686 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
9687 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
9688 build_gcov_info): Likewise.
9689 * except.c (init_eh, assign_filter_values): Likewise.
9690 * expmed.c (store_fixed_bit_field, extract_bit_field,
9691 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
9692 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
9693 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
9694 * expr.c (convert_move, emit_group_load, emit_group_store,
9695 expand_assignment, store_constructor, store_field,
9696 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
9697 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
9698 invert_truthvalue, optimize_bit_field_compare,
9699 decode_field_reference, all_ones_mask_p, constant_boolean_node,
9700 fold_div_compare, fold, fold_read_from_constant_string,
9701 fold_negate_const, fold_abs_const, fold_not_const, round_up,
9702 round_down): Likewise.
9703 * function.c (assign_parm_setup_block): Likewise.
9704 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
9705 Likewise.
9706 * stor-layout.c (layout_type, initialize_sizetypes,
9707 set_min_and_max_values_for_integral_type): Likewise.
9708 * tree-chrec.c (chrec_fold_multiply_poly_poly,
9709 reset_evolution_in_loop): Likewise.
9710 * tree-chrec.h (build_polynomial_chrec): Likewise.
9711 * tree-complex.c (build_replicated_const): Likewise.
9712 * tree-eh.c (honor_protect_cleanup_actions,
9713 lower_try_finally_onedest, lower_try_finally_copy,
9714 lower_try_finally_switch): Likewise.
9715 * tree-mudflap.c (mf_build_string, mx_register_decls,
9716 mudflap_register_call, mudflap_enqueue_constant): Likewise.
9717 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
9718 * tree-pretty-print.c (dump_generic_node): Likewise.
9719 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
9720 Likewise.
9721 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
9722 * tree-ssa-loop-niter.c (number_of_iterations_cond,
9723 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
9724 Likewise.
9725 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
9726 canonicalize_loop_induction_variables): Likewise.
9727 * tree-vectorizer.c (vect_create_index_for_array_ref,
9728 vect_transform_loop_bound, vect_compute_data_ref_alignment):
9729 Likewise.
9730
9731 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
9732 alpha_gimplify_va_arg_1): Likewise.
9733 * config/arm/arm.c (arm_get_cookie_size): Likewise.
9734 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9735 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9736 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
9737 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
9738 mips_gimplify_va_arg_expr): Likewise.
9739 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9740 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
9741 add_compiler_branch_island): Likewise.
9742 * config/s390/s390.c (s390_va_start): Likewise.
9743 * config/sh/sh.c (sh_va_start): Likewise.
9744 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
9745 Likewise.
9746 * config/xtensa/xtensa.c (xtensa_va_start,
9747 xtensa_gimplify_va_arg_expr): Likewise.
9748
9749 * objc/objc-act.c (build_objc_string_object,
9750 build_objc_symtab_template, init_def_list, init_objc_symtab,
9751 init_module_descriptor, generate_static_references,
9752 build_selector_translation_table, get_proto_encoding,
9753 build_typed_selector_reference, build_selector_reference,
9754 build_next_objc_exception_stuff,
9755 build_method_prototype_list_template, generate_descriptor_table,
9756 generate_protocols, build_protocol_initializer,
9757 build_ivar_list_template, build_method_list_template,
9758 build_ivar_list_initializer, generate_ivars_list,
9759 generate_dispatch_table, generate_protocol_list,
9760 build_category_initializer, build_shared_structure_initializer,
9761 generate_shared_structures, handle_impent,
9762 generate_objc_image_info): Likewise.
9763
9764 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
9765
9766 * cfglayout.c (duplicate_insn_chain): Remove references to
9767 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
9768 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
9769 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
9770 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
9771 and NOTE_INSN_LOOP_CONT.
9772 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
9773 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
9774 and NOTE_INSN_LOOP_CONT.
9775 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
9776 check_dbra_loop, loop_dump_aux): Remove references to removed notes
9777 and fields.
9778 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
9779 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
9780 references to removed notes and fields.
9781 (subtract_reg_term, ujump_to_loop_cont): Remove.
9782
9783 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
9784
9785 * doc/install.texi: Document that libcpp does not require
9786 Automake any longer. Document that Automake 1.9.1 should
9787 work everywhere.
9788
9789 2004-08-25 Zack Weinberg <zack@codesourcery.com>
9790
9791 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
9792 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
9793 DWARF_DEBUGGING_INFO from choice-of-definition chain;
9794 restructure using C89 features (#elif, #error).
9795 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
9796 * config/sh/sh.h: Remove references to DWARF_DEBUG.
9797 * doc/invoke.texi: Remove references to DWARF version 1;
9798 clarify why -gdwarf-2<n> doesn't work.
9799
9800 2004-08-25 Zack Weinberg <zack@codesourcery.com>
9801
9802 * basic-block.h (BB_SET_PARTITION): Clear old value first.
9803 * cfg.c (clear_bb_flags): Don't clear partition setting.
9804 * ifcvt.c (find_if_case_1): Remove ??? comment.
9805
9806 2004-08-25 Alan Modra <amodra@bigpond.net.au>
9807
9808 PR target/17052
9809 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
9810 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9811 current_function_stdarg in place of sysv_varargs_p.
9812 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
9813 sysv_varargs_p.
9814
9815 2004-08-24 Richard Henderson <rth@redhat.com>
9816
9817 PR target/16298
9818 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
9819 random codes within CONST.
9820
9821 2004-08-24 James E Wilson <wilson@specifixinc.com>
9822
9823 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
9824 -freorder-blocks-and-partition.
9825
9826 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9827
9828 PR middle-end/17044
9829 * tree-ssa-threadupdate.c (redirection_data): Make static.
9830 (thread_block): Use ggc_alloc_cleared to allocate struct
9831 redirection_data. Don't free elements in redirection_data.
9832
9833 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9834
9835 * config/mips/predicates.md (small_data_pattern): Match prefetches.
9836
9837 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9838
9839 PR tree-optimization/17016
9840 * tree-ssa-loop-niter.c (number_of_iterations_cond,
9841 number_of_iterations_exit): Use POINTER_TYPE_P instead
9842 of testing for POINTER_TYPE.
9843
9844 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9845
9846 * tree-ssa-loop-ivcanon.c: New file.
9847 * tree-ssa-loop-manip.c (create_iv): New function.
9848 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
9849 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
9850 * cfgloop.c (mark_single_exit_loops): New function.
9851 (verify_loop_structure): Verify single-exit loops.
9852 * cfgloop.h (struct loop): Add single_exit field.
9853 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
9854 (mark_single_exit_loops): Declare.
9855 (tree_num_loop_insns): Declare.
9856 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
9857 (duplicate_loop_to_header_edge): Use it.
9858 * common.opt (fivcanon): New flag.
9859 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
9860 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
9861 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
9862 (bsi_insert_on_edge_immediate): New function.
9863 * tree-flow.h (bsi_insert_on_edge_immediate,
9864 canonicalize_induction_variables, tree_unroll_loops_completely,
9865 create_iv): Declare.
9866 * tree-optimize.c (init_tree_optimization_passes): Add
9867 pass_iv_canon and pass_complete_unroll.
9868 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
9869 * tree-scalar-evolution.c (get_loop_exit_condition,
9870 get_exit_conditions_rec, number_of_iterations_in_loop,
9871 scev_initialize): Use single_exit information.
9872 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
9873 missing assumptions.
9874 (loop_niter_by_eval): Return number of iterations as unsigned
9875 int.
9876 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
9877 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
9878 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
9879 New passes.
9880 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
9881 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
9882 the defining statement is ready.
9883 * tree-vectorizer.c (vect_create_iv_simple): Removed.
9884 (vect_create_index_for_array_ref, vect_transform_loop_bound):
9885 Use create_iv.
9886 (vect_transform_loop_bound): Use single_exit information.
9887 (vect_analyze_loop_form): Cleanup bogus tests.
9888 (vectorize_loops): Do not call flow_loop_scan.
9889 * tree.h (may_negate_without_overflow_p): Declare.
9890 * fold-const.c (may_negate_without_overflow_p): Split out from ...
9891 (negate_expr_p): ... this function.
9892 (tree_expr_nonzero_p): Handle overflowed constants correctly.
9893 * doc/invoke.texi (-fivcanon): Document.
9894 * doc/passes.texi: Document canonical induction variable creation.
9895
9896 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9897
9898 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
9899 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
9900 using the mode of the operand to decide between them.
9901 * config/mips/mips.md (MOVECC): New mode macro.
9902 (ccreg): New mode attribute.
9903 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
9904 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
9905 (mov[sd]icc): Redefine using :GPR.
9906
9907 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9908
9909 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
9910 (mips_prefetch_cookie): New function.
9911 * config/mips/mips.c (print_operand_address): Fix handling of
9912 ADDRESS_CONST_INT.
9913 (mips_emit_prefetch): Delete.
9914 (mips_prefetch_cookie): New function.
9915 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
9916 mode of QImode for the address_operand. Use mips_prefetch_cookie
9917 to calculate the first "pref" operand.
9918 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
9919 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
9920
9921 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
9922
9923 * arm.md: Include predicates.md.
9924 * predicates.md: New file.
9925 * arm.c (s_register_operand, arm_hard_register_operand)
9926 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
9927 (arm_immediate_operand, arm_neg_immediate_operand)
9928 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
9929 (arm_add_operand, arm_addimm_operand, arm_not_operand)
9930 (offsettable_memory_operand, alignable_memory_operand)
9931 (arm_reload_memory_operand, arm_float_rhs_operand)
9932 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
9933 (index_operand, shiftable_operator, logical_binary_operator)
9934 (shift_operator, equality_operator, arm_comparison_operator)
9935 (minmax_operator, cc_register, dominant_cc_register)
9936 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
9937 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
9938 (const_shift_operand, load_multiple_operation)
9939 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
9940 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
9941 (cirrus_register_operand, cirrus_fp_register)
9942 (cirrus_shift_const): Delete, replaced with equivalents in
9943 predicates.md.
9944 (shift_op): Handle ROTATE.
9945 * arm-protos.h: Delete declarations for above.
9946 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
9947 * t-arm (MD_INCLUDES): Add predicates.md.
9948 (s-preds): Depends on MD_INCLUDES.
9949
9950 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9951
9952 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
9953 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
9954 patterns. Redefine using :GPR. Give the match_operator a mode.
9955 Use '%2' rather than '%z2' for operand 2.
9956
9957 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9958
9959 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
9960 attribute.
9961
9962 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9963
9964 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
9965 of internal patterns.
9966 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
9967 Redefine using :P.
9968 (tablejump): Use expand_binop to calculate address. Adjust names
9969 of internal patterns.
9970 (tablejump[sd]i): Renamed from tablejump_internal[12].
9971 Redefine using :P.
9972 (tablejump_mips16[12]): Delete.
9973
9974 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9975
9976 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
9977 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
9978 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
9979 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
9980 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
9981
9982 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
9983
9984 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
9985 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
9986 using :GPR.
9987 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
9988 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
9989 (*branch_equality[sd]i_inverted): Likewise
9990 branch_equality{,_di}_inverted.
9991 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
9992 Redefine using :GPR.
9993
9994 2004-08-24 Zack Weinberg <zack@codesourcery.com>
9995
9996 * rtl.def: Reorganize, placing all codes used only in machine
9997 descriptions at the end.
9998
9999 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
10000 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
10001 rtx_name, rtx_format arrays by direct reference to rtl.def,
10002 first undefining GENERATOR_FILE. Define enum insn_note and
10003 note_insn_name array by direct reference to insn-notes.def.
10004 (adjust_field_rtx_def): Remove local definition of rtx_name.
10005 Use symbolic names for insn notes.
10006 * Makefile.in (gengtype.o): Update dependencies.
10007
10008 2004-08-24 Zack Weinberg <zack@codesourcery.com>
10009
10010 * basic-block.h (struct basic_block_def): Reorder fields to
10011 eliminate interior padding. Remove 'partition' field.
10012 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
10013 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
10014 (BB_COPY_PARTITION): New macros.
10015 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
10016 Replace all references to the 'partition' field of a basic
10017 block with new macros.
10018
10019 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
10020 * final.c (final_scan_insn): Don't handle it.
10021 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
10022 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
10023 * sched-rgn.c (sched_is_disabled_for_current_region_p):
10024 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
10025
10026 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
10027
10028 * c-decl.c (c_init_decl_processing): Adjust
10029 build_common_tree_nodes call.
10030 * expmed.c (const_mult_add_overflow_p): Use
10031 build_distinct_type_copy.
10032 * stor-layout.c (early_type_list): Remove.
10033 (layout_type): Don't append to early_type_list.
10034 (initialize_sizetypes): Add signed_p argument.
10035 (set_sizetype): Overwrite the stub type nodes directly.
10036 * tree.c (copy_node_stat): Clear a type's value cache here ...
10037 (build_distinct_type): ... not here.
10038 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
10039 * tree.h (initialize_sizetypes): Add signed_p argument.
10040 (build_common_tree_nodes): Likewise.
10041
10042 * objc/objc-act.c (get_static_reference): Use
10043 build_variant_type_copy.
10044 (get_protocol_reference): Likewise.
10045 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
10046
10047 2004-08-24 Richard Henderson <rth@redhat.com>
10048 Andrew Pinski <apinski@apple.com>
10049
10050 * gimplify.c (gimplify_array_ref_to_plus): Delete.
10051 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
10052 for ARRAY_REF.
10053
10054 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
10055 ARRAY_REF also to get to the STRING_CST.
10056
10057 2004-08-24 Paul Brook <paul@codesourcery.com>
10058
10059 * config/arm/arm.c (arm_override_options): Update error message.
10060 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
10061 TARGET_HARD_FLOAT_ABI.
10062 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
10063 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
10064
10065 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10066
10067 PR target/17093
10068 * config/m32r.md (movsi_sda): Add SI mode specification to
10069 UNSPEC.
10070
10071 2004-08-24 Nick Clifton <nickc@redhat.com>
10072
10073 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
10074 of seth_add3_operand.
10075
10076 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
10077
10078 * Makefile.in (PROTO_OBJS): Add errors.o.
10079 * protoize.c (fancy_abort): Remove.
10080 * mips-tfile.c (fancy_abort): Add parameters.
10081
10082 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
10083
10084 * doc/trouble.texi (C++ misunderstandings): Fix example code.
10085
10086 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
10087
10088 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
10089 (host-default.o): Add dependency on HOOKS_H.
10090 * config/x-linux: Likewise.
10091 * config/x-solaris: Likewise.
10092 * config/i386/x-mingw32: Likewise.
10093 * config/rs6000/x-darwin: Likewise.
10094
10095 2004-08-23 James E Wilson <wilson@specifixinc.com>
10096
10097 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
10098 DEF_REG_NOTE.
10099
10100 2004-08-23 Mark Mitchell <mark@codesourcery.com>
10101
10102 PR c/14492
10103 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
10104
10105 2004-08-23 Diego Novillo <dnovillo@redhat.com>
10106
10107 * cfg.c (check_bb_profile): Fix typos.
10108 * function.c (assign_parm_is_stack_parm): Likewise.
10109 * tree-nested.c: Likewise.
10110
10111 2004-08-23 Daniel Jacobowitz <dan@debian.org>
10112
10113 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
10114 Remove TYPECODE.
10115 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
10116
10117 2004-08-23 Eric Christopher <echristo@redhat.com>
10118
10119 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
10120 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
10121 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
10122 * target.h: Ditto.
10123 * hooks.h: Include machmode.h.
10124 (hook_bool_mode_false): Declare.
10125 * hooks.c (hook_bool_mode_false): Define.
10126 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
10127 * stor-layout.c (layout_type): Ditto.
10128 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
10129 Define to target macro.
10130 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
10131 * config/arm/arm.c: Ditto. Use.
10132 * config/arm/arm.h: Ditto.
10133 * config/arm/arm-protos.h: Ditto.
10134 * config/i386/i386.c: Ditto.
10135 * config/i386/i386.h: Ditto.
10136 * config/rs6000/rs6000.c: Ditto.
10137 * config/rs6000/rs6000.h: Ditto.
10138 * config/sh/sh.c: Ditto.
10139 * config/sh/sh.h: Ditto.
10140 * config/sh/sh-protos.h: Ditto.
10141 * config/sh/sh.md: Use.
10142 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
10143 to TARGET_VECTOR_MODE_SUPPORTED_P.
10144
10145 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
10146
10147 * Makefile.in (BUILD_ERRORS): Set to build-errors.
10148 (errors.o): New target for host.
10149 (build-errors.o): New target for build.
10150 (genobjs): Replace errors.o with build-errors.
10151 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
10152 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
10153 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
10154 (fix-header.o): Add errors.h
10155 * collect2.c (fancy_abort): Add parameters.
10156 * collect2.h (fancy_abort): Don't declare.
10157 * errors.h (fancy_abort): Don't declare.
10158 * errors.c: Include either bconfig.h or config.h.
10159 (fancy_abort): Trim filename.
10160 * fix-header.c (v_fatal, fatal): Remove.
10161 (progname): Remove definition.
10162 (main): Set progname here.
10163 * gcc.c (fancy_abort): Add parameters.
10164 * gcc.h (fancy_abort): Remove declaration.
10165 * gcov.c (fancy_abort): Remove.
10166 * rtl.h (fancy_abort): Don't declare.
10167 (abort): Don't define.
10168 * tree.h (fancy_abort): Don't declare.
10169 (abort): Don't define.
10170 * system.h (fancy_abort): Declare.
10171 (abort): Define to fancy_abort.
10172 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
10173
10174 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
10175 (usize_type, ubitsizetype): Remove.
10176 * stor-layout.c (set_sizetype): Don't initialize usizetype,
10177 ubitsizetype.
10178 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
10179
10180 * tree.h (build_distinct_type_copy): New.
10181 (build_type_copy): ... here. Rename to ...
10182 (build_variant_type_copy): ... here.
10183 * tree.c (build_qualified_type): Rename build_type_copy call.
10184 (build_distinct_type_copy): New, broken out of ...
10185 (build_type_copy): ... here. Rename to ...
10186 (build_variant_type_copy): ... here. Use
10187 build_distinct_type_copy.
10188 (build_common_tree_nodes_2): Rename build_type_copy call.
10189 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
10190 call.
10191 (handle_packed_attribute, handle_unused_attribute,
10192 handle_transparanet_union_attribute, handle_aligned_attribute,
10193 handle_deprecated_attribute): Likewise.
10194 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
10195 Likewise.
10196 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
10197 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
10198 build_distinct_type_copy.
10199
10200 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10201
10202 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
10203 attribute.
10204
10205 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10206
10207 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
10208 loads and stores.
10209 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
10210 formerly unnamed patterns. Redefine using :P for the address. Remove
10211 explicit length attributes.
10212
10213 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10214
10215 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
10216 New functions.
10217 (single_reachable_address): Use them.
10218 (schedule_sm): Add dump.
10219 (is_call_clobbered_ref): New function.
10220 (determine_lsm_reg): Check whether the reference is call clobbered.
10221 Only work for gimple_reg_type values.
10222
10223 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10224
10225 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
10226 $31 store insns. Redefine using :GPR.
10227
10228 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10229
10230 * config/mips/mips.md (P): New mode macro.
10231 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
10232 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
10233 Add mode attributes.
10234
10235 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10236
10237 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
10238 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
10239 later constants to cover the gap.
10240 (load, store): New mode attributes.
10241 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
10242 Use new unspec constants.
10243
10244 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10245
10246 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
10247 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
10248 to use register_operand rather than uns_arith_operand as the predicate
10249 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
10250 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
10251 Redefine using :GPR. Make same predicate change here. Extend the
10252 commutativity of operands 1 and 2 from the SImode version to the
10253 DImode one.
10254 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
10255 but with no predicate changes.
10256 (*nor[sd]i3): Redefine using :GPR.
10257
10258 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10259
10260 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
10261 noreturn functions.
10262
10263 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10264
10265 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
10266 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
10267 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
10268 rather than "%z2" (with a fake const0_rtx for operand 2).
10269 (ffs[sd]i2): Redefine using :GPR.
10270 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
10271
10272 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10273
10274 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
10275
10276 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10277
10278 * config/mips/mips.md (any_extend): New code macro.
10279 (u, su): New code attributes.
10280 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
10281 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
10282 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
10283 (*{s,u}mul_acc_di): Redefine using any_extend.
10284 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
10285 to reflect real insn names.
10286 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
10287 with an any_extend template.
10288 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
10289 Add '*' to name.
10290
10291 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10292
10293 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
10294 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
10295 (mul[sd]i3_r4000): Redefine using :GPR.
10296 (mulsi3_mult3): Don't check TARGET_MAD separately.
10297 (muldi3_mult3): Moved after mulsi_mult3.
10298
10299 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10300
10301 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
10302 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
10303 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
10304 (TARGET_GAS, TARGET_MIPS_AS): Delete.
10305 (TARGET_GPWORD): Define to true for n32 on IRIX.
10306 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
10307 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
10308 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
10309 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
10310 (MDEBUG_ASM_SPEC): Delete, folding into...
10311 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
10312 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
10313 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
10314 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
10315 to define asm_abi_default_spec.
10316 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
10317 (TARGET_ASM_SELECT_SECTION): Delete.
10318 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
10319 for non-mips16 code, removing previous workaround for SGI assemblers.
10320 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
10321 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
10322 (override_options): Remove !TARGET_GAS and !have_named_sections code.
10323 (print_operand): Fold TARGET_GAS conditionals into asm strings.
10324 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
10325 ASM_STABS_OP and ASM_STABN_OP.
10326 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
10327 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
10328 (mips_output_function_prologue): Remove !TARGET_GAS code.
10329 (mips_select_rtx_section): Remove !have_named_sections code.
10330 (mips_select_section): Delete.
10331 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
10332 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
10333 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
10334 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
10335 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
10336 * config/mips/windiss.h (ASM_SPEC): Likewise.
10337
10338 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10339
10340 * read-rtl.c (map_value, mapping, macro_group): New structures.
10341 (BELLWETHER_CODE): New macro.
10342 (modes, codes, bellwether_codes): New variables.
10343 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
10344 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
10345 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
10346 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
10347 (add_map_value, initialize_macros): New functions.
10348 (def_hash, def_hash_eq_p): Generalize to anything that points to,
10349 or starts with, a char * field.
10350 (find_macro, read_mapping, check_code_macro): New functions.
10351 (read_rtx_1): New, split out from read_rtx. Handle the new
10352 define_{mode,code}_{macro,attr} constructs. Use find_macro
10353 to parse the name of a code or mode. Use BELLWETHER_CODE to
10354 extract the format and to choose a suitable code for rtx_alloc.
10355 Modify recursive invocations to use read_rtx_1.
10356 (read_rtx): Call initialize_macros. Apply code and mode macros
10357 to the rtx returned by read_rtx_1. Cache everything after the
10358 first macro expansion for subsequent read_rtx calls.
10359 * doc/md.texi: Document new .md constructs.
10360 * config/mips/mips.md (GPR): New mode macro.
10361 (d, si8_di5): New mode attributes.
10362 (any_cond): New code macro.
10363 (add[sd]i3): Redefine using :GPR.
10364 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
10365 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
10366 previously unnamed MIPS16 patterns.
10367 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
10368 lines. Don't match (plus (const_int 0) ...).
10369 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
10370 Use a define_split to generate the addition.
10371 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
10372 (subsi3_internal): Delete.
10373 (*subsi3_extended): Renamed from subsi3_internal_2.
10374 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
10375 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
10376 using an any_cond template.
10377
10378 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10379
10380 * read-rtl.c (read_rtx): Tidy use of format_ptr.
10381
10382 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
10383
10384 * read-rtl.c (string_obstack): New file-scope variable.
10385 (read_string, read_quoted_string, read_braced_string)
10386 (read_escape): Remove obstack parameter and use string_obstack instead.
10387 (read_rtx): Remove function-local rtl_obstack and initialize
10388 string_obstack instead. Update call to read_string.
10389
10390 2004-08-22 Andrew Pinski <apinski@apple.com>
10391
10392 PR c/15262
10393 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
10394 expression is not constant.
10395 (c_finish_return): Do not go through INDIRECT_REF when looking
10396 for the inner expression of an ADDR_EXPR for warning about.
10397
10398 2004-08-22 Richard Henderson <rth@redhat.com>
10399
10400 PR 17075
10401 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
10402 create new blocks and fall through.
10403 (expand_gimple_basic_block): Update to match.
10404
10405 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
10406
10407 * reload.c (find_reloads_address): Make return value tri-state.
10408 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
10409 (find_reloads): Assume that reloaded addresses match 'o' or
10410 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
10411 returned 1 (not -1). Omit optional reloads for address operands
10412 only if find_reloads_address returned 1 (not -1).
10413
10414 * config/s390/s390.c (legitimize_reload_address): New function.
10415 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
10416 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
10417 legitimize_reload_address.
10418
10419 2004-08-22 Richard Hendersion <rth@redhat.com>
10420
10421 * tree.h (SAVE_EXPR_RESOLVED_P): New.
10422 * gimplify.c (gimplify_save_expr): Use it.
10423 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
10424 on the temporary variable.
10425
10426 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
10427
10428 * fold-const.c (rtl_expr_nonnegative_p): Delete.
10429 * tree.h (rtl_expr_nonnegative_p): Remove.
10430
10431 2004-08-22 Steven Bosscher <stevenb@suse.de>
10432
10433 * config/i386/ppro.md (ppro_complex_insn): Add missing check
10434 for cpu==pentiumpro.
10435
10436 * combine.c (struct reg_stat): Fix comment typo.
10437
10438 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
10439
10440 * c-tree.h (c_sizeof_nowarn): Remove.
10441
10442 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
10443
10444 * c-decl.c (set_array_declarator_type): Rename to
10445 set_array_declarator_inner.
10446 (build_c_parm, build_attrs_declarator, build_function_declarator):
10447 New functions.
10448 (make_pointer_declarator): Call build_attrs_declarator.
10449 * c-tree.h (set_array_declarator_type): Rename to
10450 set_array_declarator_inner.
10451 (build_c_parm, build_attrs_declarator, build_function_declarator):
10452 New prototypes.
10453 * c-parse.in (after_type_declarator,
10454 parm_declarator_starttypename, parm_declarator_nostarttypename,
10455 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
10456 firstparm): Use these functions
10457
10458 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
10459
10460 * c-decl.c (build_array_declarator, set_array_declarator_type,
10461 start_decl, grokdeclarator, grokparms): Change boolean parameters
10462 to type bool.
10463 * c-tree.h (build_array_declarator, set_array_declarator_type,
10464 start_decl): Update prototypes.
10465 * c-decl.c, c-parse.in: All callers changed.
10466
10467 2004-08-21 Mike Stump <mrs@apple.com>
10468
10469 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
10470 (darwin_fix_and_continue): Likewise.
10471 (darwin_fix_and_continue_switch): Likewise.
10472 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
10473 (darwin_fix_and_continue): Likewise.
10474 (darwin_fix_and_continue_switch): Likewise.
10475
10476 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
10477
10478 PR c++/16030
10479 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
10480 Remove, merging into ...
10481 (gen_stdcall_or_fastcall_suffix): New function, returning tree
10482 rather than const char*, and accepting additional parameter.
10483 Don't add suffix to '*'-prefixed symbols or variadic functions.
10484 (i386_pe_encode_section_info): Adjust for call to new function.
10485 Call change_decl_assembler_name.
10486
10487 2004-08-20 Mike Stump <mrs@apple.com>
10488
10489 * config/darwin.c (machopic_indirect_data_reference): Mark
10490 stubs as defined.
10491 * config/386/386.c (darwin_local_data_pic): Add.
10492 (legitimate_constant_p): Reorder so that PLUS handling runs
10493 before darwin_local_data_pic to match the ordering in
10494 legitimate_pic_address_disp_p and so that MINUS runs after
10495 darwin_local_data_pic as otherwise the darwin_local_data_pic
10496 logic can be skipped, which would be very bad.
10497 (legitimate_pic_address_disp_p): Move from from here to
10498 darwin_local_data_pic so it can be reused.
10499
10500 2004-08-21 Alan Modra <amodra@bigpond.net.au>
10501
10502 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
10503 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
10504 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
10505 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
10506 (RS6000_ABI_NAME): Define as "linux".
10507 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
10508 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
10509 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
10510 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
10511 * config/rs6000/rs6000.c (dot_symbols): New global var.
10512 (rs6000_output_function_entry): New function, modified for
10513 !DOT_SYMBOLS..
10514 (print_operand <case 'z'>): ..extracted from here.
10515 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
10516 (rs6000_output_function_epilogue): Likewise.
10517 (rs6000_elf_declare_function_name): Likewise.
10518 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
10519 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
10520 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
10521 * configure: Regenerate.
10522 * config.in: Regenerate.
10523
10524 2004-08-20 Mark Mitchell <mark@codesourcery.com>
10525
10526 * reload.c (find_reloads_address): Fix thinko in previous change.
10527
10528 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
10529 a CONST_INT.
10530
10531 2004-08-20 Jakub Jelinek <jakub@redhat.com>
10532
10533 PR rtl-optimization/17099
10534 * combine.c (force_to_mode): Check if inner_mask has any bits set
10535 outside of GET_MODE (x) instead of op_mode.
10536
10537 2004-08-20 Mark Mitchell <mark@codesourcery.com>
10538
10539 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
10540 fragment.
10541 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
10542 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
10543 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
10544 architecture.
10545 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
10546 configurations.
10547 * config/arm/t-symbian: New file.
10548
10549 2004-08-20 Andrew Pinski <apinski@apple.com>
10550
10551 * regrename.c (kill_value_regno): ANSIfy.
10552
10553 2004-08-20 Dale Johannesen <dalej@apple.com>
10554
10555 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
10556
10557 2004-08-20 Daniel Jacobowitz <dan@debian.org>
10558
10559 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
10560 (kill_value_regno): New function, derived from kill_value.
10561 (kill_value): Update.
10562 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
10563
10564 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
10565
10566 Fix PR tree-optimization/17111
10567 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
10568 of non-value_handles.
10569 (bitmap_set_contains): All constants are in every set.
10570
10571 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
10572
10573 * fold-const.c (round_up, round_down): Use build_int_cst.
10574 Optimize common case.
10575
10576 2004-08-20 Zack Weinberg <zack@codesourcery.com>
10577 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10578
10579 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
10580 one_only_data_section): Rename to som_readonly_data_section,
10581 som_one_only_readonly_data_section and som_one_only_data_section.
10582 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
10583 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
10584 conditional defines.
10585 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
10586 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
10587 string values.
10588 (pa_select_section): Use renamed section functions.
10589 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
10590 SOM_READONLY_DATA_SECTION_FUNCTION,
10591 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
10592 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
10593 Define here ...
10594 * config/pa/som.h: ... not here.
10595 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
10596 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
10597 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
10598 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
10599 (READONLY_DATA_SECTION): Use som_readonly_data_section.
10600
10601 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
10602
10603 * fold-const.c (int_const_binop): Don't generate non-overflowing
10604 size-types specially.
10605 (fold_convert_const): Likewise.
10606
10607 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
10608 clear cache on copied sizetype.
10609
10610 2004-08-20 Ben Elliston <bje@au.ibm.com>
10611
10612 * configure.ac: Don't escape apostrophe in --enable-coverage help.
10613 * configure: Regenerate.
10614
10615 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
10616
10617 PR 5620
10618 * gcc.c (struct stat input_stat): Don't define if
10619 HOST_LACKS_INODE_NUMBERS
10620 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
10621 than stat to determine if temp file is same as input file.
10622 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
10623 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
10624
10625 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
10626
10627 * configure.ac (mips*-*-*): Print an error if not using GAS.
10628 * configure: Regenerated.
10629 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
10630 comments about buggy MIPSpro assemblers.
10631 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
10632 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
10633 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
10634 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
10635 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
10636 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
10637 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
10638 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
10639 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
10640 of more general IRIX 6 definitions.
10641 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
10642 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
10643 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
10644 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
10645 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
10646 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
10647 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
10648 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
10649 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
10650 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
10651 (LINK_SPEC): Move most of definition to iris.h.
10652 (SUBTARGET_LINK_SPEC): New macro.
10653 (IRIX_STARTFILE_SPEC): Fold into...
10654 (STARTFILE_SPEC): ...here.
10655 (IRIX_ENDFILE_SPEC): Fold into...
10656 (ENDFILE_SPEC): ...here.
10657 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
10658 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
10659 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
10660 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
10661 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
10662 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
10663 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
10664 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
10665 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
10666 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
10667 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
10668 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
10669 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
10670 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
10671 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
10672 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
10673 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
10674 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
10675 (TARGET_IRIX6): Define to 1.
10676 (DRIVER_SELF_SPECS): Define.
10677 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
10678 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
10679 (SUBTARGET_LINK_SPEC): New macro.
10680 (IRIX_STARTFILE_SPEC): Fold into...
10681 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
10682 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
10683 (LIB_SPEC, LIBGCC_SPEC): Use them.
10684 (LIB_SPEC): Remove !mabi=* case.
10685 (IRIX_ENDFILE_SPEC): Fold into...
10686 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
10687 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
10688 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
10689 (TARGET_IRIX6): New macro.
10690 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
10691 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
10692 (LABEL_AFTER_LOC): Delete.
10693 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
10694 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
10695 (mips_build_builtin_va_list): Check TARGET_IRIX6.
10696 (override_options): Remove TARGET_SGI_O32_AS-related code.
10697 (irix_output_external_libcall): Make static.
10698 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
10699 LABEL_AFTER_LOC.
10700 (mips_file_start): Tidy guard for ABI sections. Remove use of
10701 ABICALLS_ASM_OP; use .abicalls instead.
10702 (mips_output_aligned_decl_common, mips_declare_object_name)
10703 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
10704 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
10705 .globl foo .text directives.
10706 (irix_asm_named_section_1, irix_asm_named_section)
10707 (irix_section_align_entry, irix_section_align_htab)
10708 (irix_orig_asm_out_file, irix_section_align_entry_eq)
10709 (irix_section_align_entry_hash, irix_asm_output_align)
10710 (irix_file_start, irix_section_align_1, copy_file_data)
10711 (irix_file_end, irix_section_type_flags): Delete.
10712 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
10713 Use standard section syntax. Remove protective "jr $31".
10714 (__gcc_fini): Likewise .gcc_fini.
10715 * config/mips/irix-crtn.asm: Adjust sections accordingly.
10716 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
10717 iris5gas.h.
10718 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
10719 from t-irix-gld.
10720 (EXTRA_MULTILIB_PARTS): Define.
10721 * config/mips/t-iris6: Remove bogus comment.
10722 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
10723 * config/mips/iris5gas.h, config/mips/iris5gld.h,
10724 config/mips/iris6gas.h, config/mips/iris6gld.h,
10725 config/mips/t-iris5-as, config/mips/t-iris5-gas
10726 config/mips/t-irix-gld: Delete.
10727 * config/mips/iris.h: New file.
10728 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
10729
10730 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
10731
10732 * postreload.c (reload_cse_move2add): Allow any condjump, but check
10733 that the implicit set isn't clobbered in the jump insn.
10734
10735 2004-08-19 Mark Mitchell <mark@codesourcery.com>
10736
10737 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
10738 * optabs.c (init_optabs): Don't check it.
10739 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
10740 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
10741
10742 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
10743
10744 * config/s390/s390.md (s390_warn_framesize_string)
10745 (s390_warn_dynamic_string, s390_stack_size_string)
10746 (s390_stack_guard_string): New global string variables.
10747 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
10748 (s390_stack_guard): New global variables.
10749 (override_options): Added checks for the new options.
10750 (s390_emit_prologue): Emit stack check and trap code and perform
10751 compile time stack size checking.
10752
10753 * config/s390/s390.h (TARGET_OPTIONS): Added new options
10754 "warn-framesize", "warn-dynamicstack", "stack-size" and
10755 "stack-guard".
10756
10757 * doc/invoke.texi: Added documentation for the new options.
10758
10759 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
10760
10761 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
10762 to eliminate warning.
10763 (linear_search_fdes): Declare p as unsigned.
10764 (binary_search_mixed_encoding_fdes): Likewise.
10765 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
10766 to eliminate warning.
10767 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
10768 type cast.
10769
10770 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
10771
10772 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
10773 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
10774 instead of one. Check for strictly legitimate address.
10775 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
10776 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
10777
10778 2004-08-19 Eric Christopher <echristo@redhat.com>
10779
10780 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
10781 * langhooks.h (unsave_expr_now): Ditto.
10782 * tree.h (unsave_expr_1): Remove prototype.
10783 (lhd_unsave_expr_now): Rename to unsave_expr_now.
10784 * tree-inline.c (unsave_expr_1): Move here
10785 from tree.c. Make static.
10786 (unsave_expr_now): Rename from lhd_unsave_expr_now.
10787 * tree-sra.c: Fix up for rename.
10788 * tree-ssa-copy.c: Ditto.
10789 * tree-eh.c: Ditto.
10790 * tree.c (unsave_expr_1): Move to tree-inline.c.
10791
10792 2004-08-19 Caroline Tice <ctice@apple.com>
10793
10794 * config/i386/cygming.h (switch_to_section): Fix typo (change
10795 in_unlikely_text_section to in_unlikely_executed_text).
10796
10797 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
10798
10799 * vec.h (VEC_lower_bound): New macro.
10800
10801 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
10802
10803 PR target/16446
10804 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
10805 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
10806 treat each ABI separately. Deal with n32/n64 complex float arguments.
10807 (function_arg): Add associated complex handling here.
10808
10809 2004-08-19 Richard Henderson <rth@redhat.com>
10810
10811 * config/arm/arm.c (arm_gen_load_multiple): Use
10812 adjust_automodify_address. Take base memory and offset instead
10813 of unchanging/struct/scalar bits.
10814 (arm_gen_store_multiple): Likewise.
10815 (arm_gen_movmemqi): Use adjust_automodify_address.
10816 * config/arm/arm-protos.h: Update decls.
10817 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
10818 (store_multiple): Similarly.
10819
10820 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
10821
10822 * regclass.c (globalize_reg): Update call_really_used_regs.
10823
10824 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
10825
10826 * doc/invoke.texi (integer-share-limit): Document.
10827
10828 * tree.h (TYPE_CACHED_VALUES_P): New.
10829 (TYPE_CACHED_VALUES): New.
10830 (TYPE_ORIG_SIZE_TYPE): Adjust.
10831 * tree.def (INTEGER_CST): Update documentation.
10832 * tree.c: Inlcude params.h.
10833 (build_int_cst): Cache small values.
10834 (build_type_copy): Do not copy the value cache.
10835 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
10836 unneeded zeroing.
10837 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
10838 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
10839 cache.
10840 * fold-const.c (force_fit_type): Copy value when setting
10841 overflows.
10842 (int_const_binop): Likewise.
10843 * stor-layout.c: Include params.h
10844 (set_sizetype): Create values cache.
10845 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
10846 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
10847 * params.h (INTEGER_SHARE_LIMIT): New.
10848 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
10849
10850 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
10851
10852 * gimplify.c (gimplify_minimax_expr): Remove.
10853 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
10854
10855 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
10856
10857 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
10858 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
10859
10860 2004-08-19 Mark Mitchell <mark@codesourcery.com>
10861
10862 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
10863
10864 2004-08-18 Andrew Pinski <apinski@apple.com>
10865
10866 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
10867
10868 2004-08-18 Mark Mitchell <mark@codesourcery.com>
10869
10870 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
10871 (__aeabi_ul2f): Likewise.
10872
10873 2004-08-18 Richard Henderson <rth@redhat.com>
10874
10875 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
10876 move to rtl completely.
10877 (struct meminsnbuf, xtensa_emit_block_move): Remove.
10878 (xtensa_find_mode_for_size): Remove.
10879 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
10880 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
10881
10882 2004-08-18 Richard Henderson <rth@redhat.com>
10883
10884 * config/mcore/mcore.c (mode_from_align): Remove DImode.
10885 (block_move_sequence): Rewrite to use adjust_address.
10886 (mcore_expand_block_move): Cleanup logic. Accept only operands.
10887 Return boolean indicating success/failure.
10888 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
10889 * config/mcore/mcore.md (movmemsi): Update to match.
10890
10891 2004-08-18 Mike Stump <mrs@apple.com>
10892
10893 * doc/invoke.texi (-mfix-and-continue): Add support for
10894 fast turn around debugging.
10895 (-ffix-and-continue): Likewise.
10896 (-mindirect-data): Likewise.
10897 (-findirect-data): Likewise.
10898 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
10899 (indirect_data): Likewise.
10900 (machopic_data_defined_p): Likewise.
10901 (machopic_output_indirection): Likewise.
10902 (darwin_encode_section_info): Likewise.
10903 (darwin_fix_and_continue): Likewise.
10904 (darwin_fix_and_continue_switch): Likewise.
10905 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
10906 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
10907 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
10908 (SUBTARGET_OPTIONS): Likewise.
10909 (darwin_fix_and_continue): Likewise.
10910 (darwin_fix_and_continue_switch): Likewise.
10911 (TARGET_FIX_AND_CONTINUE): Likewise.
10912 * config/rs6000.c (rs6000_emit_prologue): Likewise.
10913
10914 2004-08-19 Steven Bosscher <stevenb@suse.de>
10915
10916 * basic-block.h (struct edge_def): Remove crossing_edge.
10917 (EDGE_CROSSING): New define.
10918 (EDGE_ALL_FLAGS): Update.
10919 * bb-reorder.c (find_traces_1_round, better_edge_p,
10920 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
10921 find_jump_block, fix_crossing_conditional_branches,
10922 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
10923 Replace all occurences of crossing_edge with an edge flag check
10924 or set/reset.
10925 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10926 try_crossjump_bb): Likewise.
10927 * cfglayout.c (fixup_reorder_chain): Likewise.
10928 * cfgrtl.c (force_nonfallthru_and_redirect,
10929 commit_one_edge_insertion): Likewise.
10930
10931 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
10932 * tree-flow.h (compute_dominance_frontiers): Move prototype...
10933 * basic-block.h: ...here.
10934 * tree-cfg.c (compute_dominance_frontiers_1,
10935 compute_dominance_frontiers): Move from here...
10936 * cfganal.c: ...to here. Include timevar.h.
10937
10938 2004-08-18 James E Wilson <wilson@specifixinc.com>
10939
10940 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
10941 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
10942
10943 * config/mips/mips.md (type): Add frdiv.
10944 (divsf3+1, divsf3+2): Change type to frdiv.
10945 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
10946 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
10947
10948 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
10949 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
10950 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
10951 * config/mips/5000.md (r5k_fdiv_single): Likewise.
10952 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
10953 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
10954 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
10955 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
10956 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
10957 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
10958 Likewise.
10959 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
10960
10961 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
10962
10963 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
10964 get regression tester working again.
10965
10966 2004-08-18 Zack Weinberg <zack@codesourcery.com>
10967
10968 * insn-notes.def, reg-notes.def: New files.
10969 * rtl.h: Use them to define enum insn_note and enum reg_note.
10970 * rtl.c: Use them to define note_insn_name and reg_note_name.
10971 * Makefile.in (RTL_BASE_H): Update.
10972
10973 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
10974 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
10975
10976 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
10977
10978 * arm.c (arm_size_rtx_costs): New function.
10979 (arm_override_options): Use it if optimizing for space.
10980
10981 2004-08-18 Richard Henderson <rth@redhat.com>
10982
10983 * emit-rtl.c (gen_const_mem): New.
10984 * rtl.h (gen_const_mem): Declare.
10985 * expr.c (do_tablejump): Use it.
10986 * varasm.c (force_const_mem): Likewise.
10987 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10988 (machopic_legitimize_pic_address): Likewise.
10989 * config/arm/arm.c (legitimize_pic_address): Likewise.
10990 * config/i386/i386.c (legitimize_pic_address): Likewise.
10991 (legitimize_tls_address): Likewise.
10992 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
10993 * config/ia64/ia64.md (load_fptr): Likewise.
10994 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
10995 * config/pa/pa.c (legitimize_pic_address): Likewise.
10996 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
10997 (rs6000_emit_move): Likewise.
10998 * config/s390/s390.c (legitimize_pic_address): Likewise.
10999 (legitimize_tls_address): Likewise.
11000 * config/s390/s390.md (casesi): Likewise.
11001 * config/sh/sh.c (sh_reorg): Likewise.
11002 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
11003 * config/v850/v850.md (casesi): Likewise.
11004
11005 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
11006 * config/sh/sh.c (prepare_move_operands): Remove incorrect
11007 use of MEM_READONLY_P.
11008
11009 2004-08-18 Steven Bosscher <stevenb@suse.de>
11010
11011 * Makefile.in (OBJS-common): Add postreload-gcse.c.
11012 Add new postreload-gcse.o.
11013 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
11014 (lookup_as_function, insert, rehash_using_reg, use_related_value,
11015 equiv_constant): Use SAFE_HASH instead of safe_hash.
11016 (exp_equiv_p): Export. Add for_gcse argument when comparing
11017 for GCSE.
11018 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
11019 find_comparison_args, fold_rtx, cse_insn): Update callers.
11020 (hash_rtx): New function derived from old canon_hash and bits
11021 from gcse.c hash_expr_1.
11022 (canon_hash_string): Rename to hash_rtx_string.
11023 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
11024 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
11025 (cselib_lookup): Update this caller.
11026 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
11027 Make static.
11028 (hash_expr): Call hash_rtx.
11029 (ldst_entry): Likewise.
11030 (expr_equiv_p): Call exp_equiv_p.
11031 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
11032 reg_used_on_edge, reg_set_between_after_reload_p,
11033 reg_used_between_after_reload_p, get_avail_load_store_reg,
11034 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
11035 get_bb_avail_insn, hash_scan_set_after_reload,
11036 compute_hash_table_after_reload,
11037 eliminate_partially_redundant_loads, gcse_after_reload,
11038 get_bb_avail_insn, gcse_after_reload_main): Remove.
11039 * postreload-gcse.c: New file, reincarnating most of the above.
11040 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
11041 (gcse_after_reload_main): Update prototype.
11042 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
11043 * passes.c (rest_of_handle_gcse2): Use it.
11044
11045 2004-08-18 Diego Novillo <dnovillo@redhat.com>
11046
11047 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
11048 (pass_loop_done): Likewise.
11049
11050 2004-08-18 Andrew Pinski <apinski@apple.com>
11051
11052 * config/rs6000/darwin.md: Delete the altivec patterns which are
11053 handled differently now.
11054 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
11055 (macho_correct_pic_di): Likewise.
11056 (call_indirect_nonlocal_darwin64): Likewise.
11057 Delete the save world/saveFP/saveVec patterns.
11058
11059 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
11060 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
11061 * config/rs6000/rs6000.md: Include darwin.md.
11062 (builtin_setjmp_receiver): Add DImode case.
11063 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
11064 Darwin bits.
11065
11066 2004-08-18 Matt Austern <austern@apple.com>
11067
11068 Dead code stripping
11069 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
11070 * darwin.c (darwin_file_end): Mark file as potentially strippable.
11071
11072 2004-08-18 Richard Henderson <rth@redhat.com>
11073
11074 * alias.c (readonly_fields_p): Remove.
11075 (objects_must_conflict_p): Don't call it.
11076 * tree.h (readonly_fields_p): Remove.
11077 * langhooks.h (struct lang_hooks): Remove honor_readonly.
11078 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
11079
11080 2004-08-18 Diego Novillo <dnovillo@redhat.com>
11081
11082 * tree-dfa.c (add_referenced_var): Only global variables are
11083 call-clobbered.
11084 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
11085 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
11086 all pointers dereferenced if the statement dereferences them.
11087 (create_name_tags): Do not create memory tags for pointers
11088 that have PT_ANYTHING set.
11089 Also check if PT_VARS is not empty before creating a name tag.
11090 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
11091 variables that share the same alias set with a pointer that
11092 may point anywhere.
11093 (add_may_alias): Add FIXME comment to remove clobbering
11094 aliased variables and tags.
11095 (replace_may_alias): Likewise.
11096 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
11097 (merge_pointed_to_info): If the original variable has not
11098 points-to information, call set_pt_anything.
11099 (add_pointed_to_var): Do not prevent adding a pointed-to
11100 variable if the pointers is PT_ANYTHING.
11101 If the variable is a global, set PT_GLOBAL_MEM.
11102 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
11103 pointer type only come in PTR+OFFSET flavours.
11104 Always call merge_pointed_to_info on PHI arguments that are
11105 SSA_NAMEs.
11106 (get_nmt_for): Mark call-clobbered tags whose pointer points
11107 to global memory.
11108 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
11109 values.
11110 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
11111 FLAGS.
11112 (add_stmt_operand): Abort if the caller tried to add a killing
11113 definition for a memory tag.
11114 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
11115 unnecessary checks.
11116
11117 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
11118
11119 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
11120 from call_used_regs. Update call_really_used_regs.
11121 (CALL_REALLY_USED_REGISTERS): Define.
11122 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
11123 Replace call_used_regs with call_really_used_regs.
11124 (calc_live_regs, sh_media_register_for_return): Likewise.
11125 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
11126 * sh.md (return_media): Likewise.
11127
11128 2004-08-18 Andrew Pinski <apinski@apple.com>
11129
11130 * config/darwin.c (machopic_legitimize_pic_address): Only set
11131 MEM_READONLY_P in the non TARGET_TOC case.
11132
11133 2004-08-18 Zack Weinberg <zack@codesourcery.com>
11134
11135 * rtl.def (NIL): Delete.
11136 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
11137 Tighten the syntax a little.
11138
11139 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
11140 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
11141 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
11142 * config/i386/predicates.md, config/m32r/m32r.h
11143 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
11144 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
11145 * config/sparc/sparc.h, doc/tm.texi:
11146 Replace all occurrences of NIL with UNKNOWN.
11147
11148 2004-08-18 Zack Weinberg <zack@codesourcery.com>
11149
11150 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
11151 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
11152 sequence inline. Move drop_through_label code into this
11153 block, being the only place it is used. Adjust comments.
11154
11155 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
11156
11157 * config/rs6000/altivec.md: Add new patterns for calls to
11158 save_world/rest_world functions.
11159
11160 * config/rs6000/rs6000-protos.h: (save_world_operation,
11161 restore_world_operation) new declarations.
11162
11163 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
11164 field added.
11165 (rs6000_stack_info): Set world_save_p field.
11166 (save_world_operation): New function.
11167 (restore_world_operation): New function.
11168 (compute_save_world_info): New function.
11169 (rs6000_stack_info): Call compute_save_world_info.
11170 (rs6000_emit_prologue): Check for world_save_p and generate
11171 pattern to call save_world for saving all non-volatile and
11172 special registers.
11173 (rs6000_emit_epilogue): Check for world_save_p and generate
11174 pattern to call rest_world to restore saved registers.
11175
11176 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
11177 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
11178 (rs6000_reg_names): New entries added for save_world_operation and
11179 restore_world_operation.
11180
11181 2004-08-18 Caroline Tice <ctice@apple.com>
11182
11183 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
11184 "-freorder-blocks-and-partition" to the flags used in second
11185 stage of profiledbootstrap.
11186 * bb-reorder.c (push_to_next_round_p): Add new variable,
11187 next_round_is_last; set and use variable to make sure, when
11188 partitioning, that the last trace construction round consists
11189 of all (and only) cold basic blocks.
11190 (rotate_loop): Don't copy blocks that end in a section
11191 crossing jump.
11192 (copy_bb): Correctly initialize "partition" of duplicated bb.
11193 (add_unlikely_executed_notes): Add a comment.
11194 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
11195 to make sure, if function contains hot blocks, that the
11196 successors of ENTRY_BLOCK_PTR are hot; also, only look for
11197 crossing edges if the architecture supports named sections.
11198 (mark_bb_for_unlikely_executed_section): Modify to always
11199 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
11200 the basic block note insn.
11201 (fix_crossing_unconditional_branches): Remove extra space.
11202 (fix_edges_for_rarely_executed_code): Modify to only do
11203 partitioning work if the architecture supports named sections.
11204 (reorder_basic_blocks): Modify to only add
11205 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
11206 supports named sections.
11207 * c-common.c (handle_section_attribute): Initialize new global
11208 variable, user_defined_section_attribute, to true if user has
11209 specified one.
11210 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
11211 forward edges that cross section boundaries.
11212 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
11213 partitioning information if the architecture supports named
11214 sections.
11215 * cfgrtl.c (target.h): Add statement to include this.
11216 (rtl_split_block): Make sure newly created bb gets correct
11217 partition.
11218 (try_redirect_by_replacing_jump): Make sure redirection isn't
11219 attempting to cross section boundaries.
11220 (force_nonfallthru_and_redirect): Only do partition fix up if
11221 architecture supports named sections.
11222 (rtl_split_edge): Make sure newly created bb ends up in
11223 correct partition.
11224 (commit_one_edge_insertion): Remove code that incorrectly
11225 updated basic block partition; Make sure partition fix up only
11226 happens if architecture supports named sections and it's not
11227 already done.
11228 (rtl_verify_flow_info_1): Fix if-condition on test/error
11229 condition that fallthru edges are not allowed to cross section
11230 boundaries.
11231 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
11232 * final.c (final_scan_insn): Remove redundant test from if-statement;
11233 change calls to text_section into calls to function_section; add code
11234 to only to partitioning fix up if architecture supports named
11235 sections.
11236 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
11237 partition.
11238 (if_convert): Add targetm.have_named_sections to test.
11239 * output.h (unlikely_section_label): Extern declaration for new global
11240 variable.
11241 (unlikely_text_section_name): Likewise.
11242 * opts.c (decode_options): If both partitioning and DWARF debugging
11243 are turned on, issue a warning that this doesn't work, and change
11244 partitiong to basic block reordering (without hot/cold partitions).
11245 * passes.c (rest_of_handle_final): Re-set new global variable,
11246 user_defined_section_attribute, to false.
11247 (rest_of_compilation): Change options for calling partitioning
11248 function: Don't call if the user defined the section attribute, and
11249 don't call if DECL_ONE_ONLY is true for the current function.
11250 * predict.c (choose_function_section): Return immediately if we
11251 are doing hot/cold partitioning (i.e. let the basic block partitioning
11252 determine where the function belongs).
11253 * reg-stack.c (emit_swap_insn): Add condition to step over
11254 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
11255 * toplev.c (user_defined_section_attribute): New global variable.
11256 * toplev.h (user_defined_section_attribute): Extern declaration
11257 for new global variable.
11258 * varasm.c (unlikely_section_label): New global variable.
11259 (unlikely_text_section_name): New global variable.
11260 (unlikely_text_section): Add code to initialize
11261 unlikely_text_section_name if necessary; modify to use
11262 unlikely_text_section_name and unlikely_section_label; also to use
11263 named_section properly.
11264 (in_unlikely_text_section): Modify to work correctly with
11265 named_section and to use unlikely_text_section_name.
11266 (named_section): Add code to work properly with cold section.
11267 (function_section): Clean up if-statement.
11268 * config/darwin.c (darwin_asm_named_section): Return to original
11269 code, removing use of SECTION_FORMAT_STRING.
11270 * config/arm/pe.h (switch_to_section): Add case for
11271 in_unlikely_executed_text to switch statement.
11272 * config/i386/cygming.h (switch_to_section): Likewise.
11273 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
11274 (SECTION_FORMAT_STRING): Likewise.
11275 * config/mcore/mcore.h (switch_to_section): Likewise.
11276 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
11277 (SECTION_FORMAT_STRING): Remove.
11278
11279 2004-08-18 Roger Sayle <roger@eyesopen.com>
11280
11281 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
11282 -ffixed-reg safe, by preserving the meanings of zero and one.
11283 (CALL_USED_REGISTERS): Likewise.
11284 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
11285
11286 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
11287
11288 * config/sh/sh.c (split_branches): Check the result of
11289 next_active_insn.
11290 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
11291 Call rtl_register_cfg_hooks.
11292
11293 2004-08-18 Richard Henderson <rth@redhat.com>
11294
11295 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
11296 * alias.c (true_dependence): Update to match new semantics.
11297 (canon_true_dependence, write_dependence_p): Likewise.
11298 (anti_dependence, output_dependence): Update write_dependence_p args.
11299 (unchanging_anti_dependence): Remove.
11300 * calls.c (purge_mem_unchanging_flag): Remove.
11301 (fixup_tail_calls): Don't call it.
11302 (expand_call): Don't add unchanging memory to function usage.
11303 * expr.c (emit_block_move_via_libcall): Likewise.
11304 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
11305 (get_subtarget): Don't use RTX_UNCHANGING_P.
11306 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
11307 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
11308 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
11309 * cse.c (insert): Don't use RTX_UNCHANGING_P.
11310 (cse_insn, canon_hash): Use MEM_READONLY_P.
11311 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
11312 instead of RTX_UNCHANGING_P.
11313 * explow.c (maybe_set_unchanging): Remove.
11314 * expr.h (maybe_set_unchanging): Remove.
11315 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
11316 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
11317 (assign_parm_setup_reg, expand_function_start): Likewise.
11318 * integrate.c (copy_rtx_and_substitute): Likewise.
11319 * ra-rewrite.c (emit_colors): Likewise.
11320 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
11321 (fixup_match_1): Likewise.
11322 * reload1.c (reload, alter_reg): Likewise.
11323 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
11324 not RTX_UNCHANGING_P.
11325 (equiv_init_varies_p): Likewise.
11326 * loop-invariant.c (check_maybe_invariant): Likewise.
11327 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
11328 * loop.c (note_addr_stored): Likewise.
11329 (prescan_loop): Likewise. Don't check function usage for clobbered
11330 unchanging memory.
11331 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
11332 not RTX_UNCHANGING_P.
11333 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
11334 * varasm.c (force_const_mem): Likewise.
11335 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
11336 * web.c (entry_register): Likewise.
11337 * tree-gimple.h (get_base_address): Move decl ...
11338 * tree.h: ... here.
11339 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
11340
11341 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
11342 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
11343 (alpha_set_memflags): Update to match.
11344
11345 * config/darwin.c (machopic_indirect_data_reference): Set
11346 MEM_READONLY_P instead of RTX_UNCHANGING_P.
11347 (machopic_indirect_call_target): Likewise.
11348 (machopic_legitimize_pic_address): Likewise.
11349 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
11350 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
11351 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
11352 * config/frv/frv.md (symGOT2reg): Likewise.
11353 * config/i386/i386.c (legitimize_pic_address,
11354 legitimize_tls_address, ix86_split_to_parts): Likewise.
11355 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
11356 * config/ia64/ia64.md (load_fptr): Likewise.
11357 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
11358 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
11359 * config/mcore/mcore.c (block_move_sequence): Likewise.
11360 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
11361 * config/pa/pa.c (legitimize_pic_address): Likewise.
11362 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
11363 (rs6000_emit_move): Likewise.
11364 * config/s390/s390.c (legitimize_pic_address): Likewise.
11365 (legitimize_tls_address): Likewise.
11366 * config/s390/s390.md (casesi): Likewise.
11367 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
11368 * config/sh/sh.md (symGOT2reg): Likewise.
11369 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
11370 * config/v850/v850.md (casesi): Likewise.
11371
11372 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
11373 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
11374 * config/mips/mips.c (mips_restore_gp): Likewise.
11375 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
11376 * config/sh/sh.c (sh_reorg): Likewise.
11377
11378 2004-08-18 Richard Henderson <rth@redhat.com>
11379
11380 * tree.h (struct tree_decl): Add gimple_formal_temp.
11381 (DECL_GIMPLE_FORMAL_TEMP_P): New.
11382 * gimplify.c (pop_gimplify_context): Clear it.
11383 (lookup_tmp_var): Set it, if is_formal.
11384 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
11385 Use is_gimple_val for VECTOR. Simplify return value.
11386 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
11387 (gimplify_expr): Likewise.
11388 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
11389 is_gimple_tmp_rhs for clarity. Update all callers.
11390 (is_gimple_reg_rhs): Simplify logic.
11391 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
11392 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
11393 (is_gimple_formal_tmp_reg): Similarly.
11394 * tree-gimple.h: Update decls.
11395 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
11396 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
11397 * tree-ssa-live.c (var_union, type_var_init): Likewise.
11398
11399 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
11400
11401 * c4x.c (legitimize_operands): Remove calls to
11402 preserve_subexpressions_p.
11403
11404 2004-08-18 David Edelsohn <edelsohn@gnu.org>
11405
11406 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
11407 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
11408
11409 2004-08-18 Ziemowit Laski <zlaski@apple.com>
11410
11411 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
11412 Objective-C++ extensions.
11413 * gengtype.c (get_file_basename): Match entire subdirectory name
11414 ('cp', 'objc', 'objcp') rather than just its suffix.
11415 (get_base_file_bitmap): Allow for files to belong to more than one
11416 language.
11417 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
11418 used by more than one front-end.
11419
11420 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
11421
11422 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
11423 avoid use of preserve_subexpressions_p.
11424
11425 2004-08-17 Richard Henderson <rth@redhat.com>
11426
11427 PR 17051
11428 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
11429
11430 2004-08-17 DJ Delorie <dj@redhat.com>
11431
11432 * doc/extend.texi: Document new xstormy16 attribute.
11433
11434 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
11435 (xstormy16_splittable_below100_or_register): New.
11436 (combine_bnp): New.
11437 (xstormy16_reorg): New.
11438 (TARGET_MACHINE_DEPENDENT_REORG): Define.
11439
11440 * config/stormy16/stormy16.md (movqi_internal): Make name public.
11441 (movhi_internal): Likewise.
11442 (cbhranchhi): Likewise.
11443 (cbhranchhi_neg): Likewise.
11444 (andhi3): Only allow splittable below100 operands.
11445 (iorhi3): Likewise.
11446 (peephole2): New and/zero_extend->and peephole.
11447 (peephole2): New load/ior/save->set1 peephole.
11448 (peephole2): New load/and/save->clr1 peephole.
11449 (bclrx, bclrx2, bclr7, bclr15): New.
11450 (bsetx, bsetx2, bset7, bset15): New.
11451
11452 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
11453 liberal about acceptable 'B' masks.
11454
11455 * config/stormy16/stormy16-protos.h
11456 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
11457 xstormy16_below100_operand, xstormy16_below100_or_register,
11458 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
11459 (PREDICATE_CODES): Add new predicates.
11460
11461 * config/stormy16/stormy16.c
11462 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
11463 xstormy16_below100_operand, xstormy16_below100_or_register,
11464 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
11465 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
11466 (xstormy16_legitimate_address_p): Allow below100 symbols.
11467 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
11468 (xstormy16_expand_move): Leave below100 operands as-is.
11469 (xstormy16_encode_section_info): Encode below100 symbols.
11470 (xstormy16_strip_name_encoding): New.
11471 (xstormy16_print_operand): Print 'b' as shift mask.
11472 (xstormy16_attribute_table): Add below100 attributes.
11473 (xstormy16_handle_below100_attribute): New.
11474
11475 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
11476 (XSTORMY16_SECTION_FUNCTION): New.
11477 (EXTRA_SECTION_FUNCTIONS): Define using the above.
11478 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
11479 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
11480 (ASM_OUTPUT_LABELREF): Define.
11481
11482 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
11483 (movhi_internal): Add below100 support.
11484 (andhi3): Add below100 support.
11485 (iorhi3): Add below100 support.
11486 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
11487
11488 2004-08-17 James E Wilson <wilson@specifixinc.com>
11489
11490 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
11491 of VOIDmode for comparison code mode.
11492 * config/mips/mips.md: For conditional move patterns, use mode of
11493 first compare operand for comparison mode, instead of VOIDmode.
11494
11495 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
11496 normal and -ffast-math code.
11497
11498 2004-08-17 Mark Mitchell <mark@codesourcery.com>
11499
11500 PR c++/15871
11501 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
11502
11503 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
11504
11505 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
11506
11507 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
11508
11509 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
11510 for non Darwin targets.
11511 (*call_value_nonlocal_darwin64): Likewise.
11512
11513 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
11514
11515 * config/rs6000/rs6000.c (rs6000_function_value): Check for
11516 altivec mode for altivec return register.
11517
11518 2004-08-17 David Edelsohn <edelsohn@gnu.org>
11519
11520 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
11521 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
11522 * config/rs6000/rs6000.md: Include darwin.md.
11523 (builtin_setjmp_receiver): Add DImode case.
11524 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
11525 Darwin bits.
11526
11527 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
11528
11529 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
11530 trees.
11531 * tree-vectorizer.h: New File: Same.
11532 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
11533 * common.opt (ftree-vectorize): New flag to enable vectorization.
11534 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
11535 vectorization pass.
11536 * tree-data-ref.h (init_data_ref): Additional argument.
11537 (array_base_name_differ_p): Moved to tree-data-ref.c.
11538 * tree-data-ref.c (array_base_name_differ_p): Revised.
11539 (initialize_data_dependence_relation): Call array_base_name_differ_p
11540 with an extra argument.
11541 (analyze_all_data_dependences): Same.
11542 (init_data_ref): Additional argument is_read to set DR_IS_READ.
11543 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
11544 file.
11545 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
11546 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
11547 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
11548 vectorization pass.
11549 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
11550 (tree_ssa_loop_done): Call scev_finalize.
11551 (tree_vectorize): Define the new vectorization pass.
11552 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
11553 size of the vector they support (until support for multiple vector
11554 sizes is added to the vectorizer).
11555 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
11556 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
11557 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
11558 documentation.
11559
11560 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
11561
11562 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
11563 usage.
11564 (generate_protocol_list, handle_impent): Likewise.
11565
11566 2004-08-17 Roger Sayle <roger@eyesopen.com>
11567
11568 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
11569 ensure that call_used_regs is a superset of both fixed_regs and
11570 call_really_used_regs.
11571
11572 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
11573
11574 PR target/17019
11575 * arm.md (addsi3_cbranch_scratch): Correct case labels.
11576
11577 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
11578
11579 PR middle-end/17036
11580 * fold-const.c (fold): Check for integer operand when
11581 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
11582 Pinski <pinskia@physics.uc.edu>.
11583
11584 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
11585
11586 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
11587 No need to check if in a cross configuration.
11588 * configure: Regenerate.
11589
11590 * calls.c (precompute_register_parameters):
11591 Inline preserve_subexpressions_p ().
11592 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
11593 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
11594 Likewise.
11595 * expr.c (get_subtarget): Likewise.
11596 * rtl.h (preserve_subexpressions_p): Remove.
11597 * stmt.c (preserve_subexpressions_p): Remove.
11598
11599 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
11600 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
11601 Abort on gimplified cases.
11602
11603 2004-08-16 James E Wilson <wilson@specifixinc.com>
11604
11605 * tree.h (VECTOR_FLOAT_TYPE_P): New.
11606 (FLOAT_TYPE_P): Use it.
11607 * c-typeck.c (build_binary_op): After convert calls, check for
11608 check for ERROR_MARK operands.
11609
11610 2004-08-16 Zack Weinberg <zack@codesourcery.com>
11611
11612 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
11613 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
11614 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
11615 (genobjs static pattern rule): Remove %.c dependency.
11616 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
11617 Rename rules; delete commands; fix dependencies.
11618 (mostlyclean): Do not delete temporary source copies.
11619 * configure.ac: Delete all references to BUILD_PREFIX and
11620 BUILD_PREFIX_1.
11621 * configure: Regenerate.
11622
11623 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
11624 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
11625 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
11626 with #ifndef GENERATOR_FILE so that nothing from those headers
11627 is used.
11628
11629 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
11630
11631 2004-08-16 Adam Nemet <anemet@lnxw.com>
11632
11633 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
11634
11635 2004-08-16 Andrew Pinski <apinski@apple.com>
11636
11637 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
11638 extraneous semicolon.
11639
11640 2004-08-16 Devang Patel <dpatel@apple.com>
11641
11642 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
11643 * print-tree.c (print_node): Print DECL_PRESERVE_P.
11644 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
11645 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
11646 * target.h (struct gcc_target): New member, mark_decl_preserved.
11647 * hooks.c (hook_void_charptr): Rename to ...
11648 (hook_void_constcharptr): ... new name.
11649 * hooks.h (hook_void_charptr): Rename to ..
11650 (hook_void_constcharptr): ... new name.
11651 * tree.h (DECL_PRESERVE_P): New #define.
11652 (struct tree_decl): New member, preserve_flag.
11653 * varasm.c (assemble_start_function): Mark decl preserved.
11654 (assemble_variable): Same.
11655 * darwin.c (darwin_mark_decl_preserved): New function.
11656 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
11657 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
11658 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
11659
11660 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
11661
11662 * c-decl.c (grokdeclarator): Allow for function definition where
11663 innermost declarator has attributes.
11664
11665 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
11666
11667 * except.c (get_exception_filter, build_post_landing_pads,
11668 dw2_build_landing_pads): Use target-specific mode for 'filter'.
11669 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
11670 * target.h (eh_return_filter_mode): New field added.
11671 * targhooks.c (default_eh_return_filter_mode): Defined.
11672 * targhooks.h (default_eh_return_filter_mode): Declared.
11673 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
11674
11675 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
11676
11677 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
11678 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
11679 * configure: Regenerate.
11680
11681 2004-08-16 Stan Shebs <shebs@apple.com>
11682
11683 Basic support for 64-bit Darwin.
11684 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
11685 (machopic_legitimize_pic_address): Similarly, plus use Pmode
11686 instead of SImode.
11687 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
11688 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
11689 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
11690 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
11691 (PROCESSOR_DEFAULT64): Define.
11692 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
11693 Darwin.
11694 * config/rs6000/rs6000.md: Include darwin.md.
11695 (builtin_setjmp_receiver): Add DImode case.
11696 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
11697 Darwin.
11698 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
11699 (rs6000_emit_move): Add DImode case to Darwin bits.
11700 (machopic_output_stub): Use .quad if 64-bit.
11701 * invoke.texi: Document -m32 and -m64.
11702
11703 2004-08-16 Janis Johnson <janis187@us.ibm.com>
11704
11705 * doc/extend.texi (AltiVec builtins): Document additional differences
11706 from the Motorola AltiVec PIM.
11707
11708 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
11709
11710 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
11711 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
11712 (struct tree_common): Update public_flag documentation.
11713
11714 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
11715
11716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11717 Check for artificial variables, not is_gimple_tmp_var.
11718 * tree-ssa-live.c (var_union): Likewise.
11719
11720 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
11721
11722 * calls.c (load_register_parameters): Remove spurious FIXME token.
11723
11724 2004-08-15 Ziemowit Laski <zlaski@apple.com>
11725
11726 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
11727 (c-lang.o): Depend on c-objc-common.h.
11728 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
11729 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
11730 * c-lang.c: Include c-objc-common.h.
11731 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
11732 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
11733 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
11734 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
11735 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
11736 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
11737 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
11738 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
11739 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
11740 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
11741 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
11742 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
11743 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
11744 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
11745 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
11746 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
11747 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
11748 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
11749 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
11750 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
11751 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
11752 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
11753 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
11754 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
11755 Move to c-objc-common.h.
11756 * c-objc-common.c: Include c-objc-common.h.
11757 * c-objc-common.h: New file.
11758
11759 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
11760 Andrew Pinski <pinskia@physics.uc.edu>
11761
11762 PR target/14931
11763 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
11764 style.
11765
11766 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
11767
11768 * tree.h (build_int_cst): New.
11769 (build_int_2): Remove.
11770 * tree.c (build_int_2): Remove.
11771 (build_int_cst): New.
11772 (make_vector_type, build_common_tree_nodes,
11773 build_common_tree_nodes_2): Use build_int_cst.
11774 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
11775 expand_builtin_strpbrk, expand_builtin_fputs,
11776 build_string_literal, expand_builtin_printf,
11777 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
11778 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
11779 fold_builtin_isdigit, simplify_builtin_strstr,
11780 simplify_builtin_strpbrk, fold_builtin_fputs,
11781 simplify_builtin_sprintf): Use build_int_cst.
11782 * c-common.c (start_fname_decls, fix_string_type,
11783 c_common_nodes_and_builtins, c_init_attributes,
11784 shorten_compare): Likewise.
11785 * c-decl.c (complete_array_type,
11786 check_bitfield_type_and_width): Likewise.
11787 * c-lex.c (interpret_integer, lex_charconst): Likewise.
11788 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
11789 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11790 * c-typeck.c (really_start_incremental_init, push_init_level,
11791 set_nonincremental_init_from_string): Likewise.
11792 * calls.c (load_register_parameters): Likewise.
11793 * convert.c (convert_to_pointer): Likewise.
11794 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
11795 build_fn_info_type, build_ctr_info_value, build_gcov_info):
11796 Likewise.
11797 * except.c (init_eh, assign_filter_values, assign_filter_values):
11798 Likewise.
11799 * expmed.c (store_fixed_bit_field, extract_bit_field,
11800 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
11801 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
11802 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
11803 * expr.c (convert_move, emit_group_load, emit_group_store,
11804 expand_assignment, store_constructor, store_field,
11805 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
11806 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
11807 invert_truthvalue, optimize_bit_field_compare,
11808 decode_field_reference, all_ones_mask_p, constant_boolean_node,
11809 fold_div_compare, fold, fold_read_from_constant_string,
11810 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11811 * function.c (assign_parm_setup_block): Likewise.
11812 * stmt.c (shift_return_value, expand_end_case_type,
11813 estimate_case_costs): Likewise.
11814 * stor-layout.c (layout_type, initialize_sizetypes,
11815 set_min_and_max_values_for_integral_type): Likewise.
11816 * tree-chrec.c (chrec_fold_multiply_poly_poly,
11817 reset_evolution_in_loop): Likewise.
11818 * tree-chrec.h (build_polynomial_chrec): Likewise.
11819 * tree-complex.c (build_replicated_const): Likewise.
11820 * tree-eh.c (honor_protect_cleanup_actions,
11821 lower_try_finally_onedest, lower_try_finally_copy,
11822 lower_try_finally_switch): Likewise.
11823 * tree-mudflap.c (mf_build_string, mx_register_decls,
11824 mudflap_register_call, mudflap_enqueue_constant): Likewise.
11825 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
11826 * tree-pretty-print.c (dump_generic_node): Likewise.
11827 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
11828 Likewise.
11829 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
11830 * tree-ssa-loop-niter.c (number_of_iterations_cond,
11831 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
11832 Likewise.
11833
11834 * config/alpha/alpha.c (alpha_initialize_trampoline,
11835 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
11836 * config/arm/arm.c (arm_get_cookie_size): Likewise.
11837 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11838 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
11839 * config/i860/i860.c (i860_va_start): Likewise.
11840 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
11841 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
11842 mips_gimplify_va_arg_expr): Likewise.
11843 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11844 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
11845 add_compiler_branch_island): Likewise.
11846 * config/s390/s390.c (s390_va_start): Likewise.
11847 * config/sh/sh.c (sh_va_start): Likewise.
11848 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
11849 Likewise.
11850 * config/xtensa/xtensa.c (xtensa_va_start,
11851 xtensa_gimplify_va_arg_expr): Likewise.
11852
11853 * objc/objc-act.c (build_objc_string_object,
11854 build_objc_symtab_template, init_def_list, init_objc_symtab,
11855 init_module_descriptor, generate_static_references,
11856 build_selector_translation_table, get_proto_encoding,
11857 build_typed_selector_reference, build_selector_reference,
11858 build_next_objc_exception_stuff,
11859 build_method_prototype_list_template, generate_descriptor_table,
11860 generate_protocols, build_protocol_initializer,
11861 build_ivar_list_template, build_method_list_template,
11862 build_ivar_list_initializer, generate_ivars_list,
11863 generate_dispatch_table, generate_protocol_list,
11864 build_category_initializer, build_shared_structure_initializer,
11865 generate_shared_structures, handle_impent,
11866 generate_objc_image_info): Use build_int_cst.
11867
11868 2004-08-15 Ben Elliston <bje@au.ibm.com>
11869
11870 * vec.h: Comment improvements.
11871
11872 2004-08-14 Roger Sayle <roger@eyesopen.com>
11873
11874 * c-common.c (shorten_compare, pointer_int_sum,
11875 c_common_truthvalue_conversion, boolean_increment): Replace calls
11876 to build with calls to buildN.
11877 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
11878 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
11879 gimplify_switch_stmt): Likewise.
11880 * c-typeck.c (default_function_array_conversion,
11881 build_component_ref, build_array_ref, build_function_call,
11882 pointer_diff, build_unary_op, build_conditional_expr,
11883 build_compound_expr, build_modify_expr, c_finish_goto_label,
11884 c_finish_goto_ptr, c_finish_return, c_finish_loop,
11885 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
11886 build_binary_op): Likewise.
11887
11888 2004-08-15 Steven Bosscher <stevenb@suse.de>
11889
11890 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
11891
11892 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11893
11894 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
11895 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
11896 * fixinc/fixincl.x: Rebuilt.
11897
11898 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
11899
11900 * config/mips/mips-protos.h (mips_symbolic_constant_p)
11901 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
11902 (mips_small_data_pattern_p): Declare.
11903 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
11904 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
11905 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
11906 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
11907 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
11908 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
11909 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
11910 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
11911 (pc_or_label_operand, call_insn_operand, move_operand)
11912 (consttable_operand, symbolic_operand, general_symbolic_operand)
11913 (global_got_operand, local_got_operand, stack_operand)
11914 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
11915 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
11916 (mips_small_data_pattern_p): Replace previous small_data_pattern
11917 predicate. Turn into a bool () (rtx) function.
11918 * config/mips/predicates.md: New file.
11919 * config/mips/mips.md: Include it. Use the target-independent
11920 comparison_operator instead of cmp_op. Rename trap_cmp_op to
11921 trap_comparison_operator and equality_op to equality_operator.
11922 Replace uses of small_int with the equivalent const_arith_operand.
11923 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
11924 const_float_1_operand to const_1_operand. Rename fcc_register_operand
11925 to fcc_reload_operand.
11926 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
11927
11928 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11929
11930 PR libstdc++/17005 partial fix.
11931 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
11932 except when generating ANSI/C89 code.
11933
11934 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
11935
11936 * c-common.c (shorten_compare): Use force_fit_type directly.
11937
11938 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
11939 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
11940 Dave Korn <dk@artimi.com>
11941
11942 * doc/install.texi (Building): Avoid duplicate reference to GNU
11943 make requirement.
11944 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
11945
11946 2004-08-14 Richard Henderson <rth@redhat.com>
11947
11948 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
11949 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
11950
11951 2004-08-13 Richard Henderson <rth@redhat.com>
11952
11953 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
11954 for constant_call_address_operand.
11955 (call_value_pop_1, call_value_1): Likewise.
11956 (sibcall_value_1, call_value_1_rex64): Likewise.
11957
11958 2004-08-13 James E Wilson <wilson@specifixinc.com>
11959
11960 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
11961 Correct mode from SFmode to DFmode.
11962
11963 2004-08-13 Ziemowit Laski <zlaski@apple.com>
11964
11965 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
11966 __cstring_object and __image_info sections with the no_dead_strip
11967 attribute.
11968
11969 2004-08-13 Roger Sayle <roger@eyesopen.com>
11970 David Billinghurst <David.Billinghurst@riotinto.com>
11971
11972 PR libgfortran/15930
11973 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
11974 * fixinc/fixincl.x: Regenerate.
11975 * fixinc/tests/base/internal/math_core.h: New file.
11976
11977 2004-08-13 Richard Henderson <rth@redhat.com>
11978
11979 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
11980 (dbxout_function_end): Remove ifdefs for it.
11981 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
11982
11983 2004-08-13 Richard Henderson <rth@redhat.com>
11984
11985 * Makefile.in (insn-preds.o): Depend on TREE_H.
11986 * genpreds.c (write_insn_preds_c): Include tree.h.
11987 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
11988 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
11989 const48_operand, and_operand, or_operand, mode_width_operand,
11990 mode_mask_operand, mul8_operand, const0_operand,
11991 hard_fp_register_operand, hard_int_register_operand,
11992 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
11993 samegp_function_operand, direct_call_operand, small_symbolic_operand,
11994 global_symbolic_operand, call_operand, symbolic_operand,
11995 dtp16_symbolic_operand, dtp32_symbolic_operand,
11996 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
11997 gottp_symbolic_operand, alpha_comparison_operator,
11998 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
11999 signed_comparison_operator, alpha_fp_comparison_operator,
12000 divmod_operator, fix_operator, aligned_memory_operand,
12001 unaligned_memory_operand, reg_or_unaligned_mem_operand,
12002 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
12003 reg_no_subreg_operand, addition_operation): Move to predicates.md.
12004 (reg_or_const_int_operand): Remove. Replace all users with
12005 reg_or_cint_operand.
12006 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
12007 (resolve_reload_operand): Split out of aligned_memory_operand.
12008 * config/alpha/alpha-protos.h: Update for exports.
12009 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
12010 * config/alpha/alpha.md: Include predicates.md.
12011 * config/alpha/predicates.md: New file.
12012
12013 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
12014
12015 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
12016 fields with a pointer to the instruction definition.
12017 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
12018 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
12019 (write_attr_case, write_const_num_delay_slots): Update accordingly.
12020 (write_attr_case, write_const_num_delay_slots): Write the name of
12021 an insn next to its case statement.
12022 * genoutput.c (data): Add a filename field.
12023 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
12024 (output_insn_data): Print the location of each insn definition.
12025 * genrecog.c (write_action): Print the name of an insn above
12026 the statement that returns its code.
12027
12028 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
12029
12030 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
12031 * config/libgloss.h: Likewise.
12032 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
12033 * c4x/c4x-modes.def: Likewise.
12034 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
12035 (c4x_rptb_nop_p): Likewise.
12036 (c4x_rptb_valid_p): Likewise.
12037 (c4x_rptb_insert): Likewise.
12038 (c4x_address_conflict): Likewise.
12039 * config/c4x/c4x.md: Likewise.
12040 * config/frv/frv.md: Likewise.
12041 * config/i386/athlon.md: Likewise.
12042 * config/i386/i386.md: Likewise.
12043 * config/i386/predicates.md: Likewise.
12044 * config/ia64/ia64.c: Likewise.
12045 * config/ia64/itanium1.md: Likewise.
12046 * config/ia64/itanium2.md: Likewise.
12047 * config/iq2000/iq2000.md: Likewise.
12048 * config/mcore/mcore.c: Likewise.
12049 * config/mips/mips.c: Likewise.
12050 * config/mips/r3900.h: Likewise.
12051 * config/mips/sb1.md: Likewise.
12052 * config/pa/milli64.S: Likewise.
12053 * config/pa/pa.c: Likewise.
12054 * config/pa/pa.h: Likewise.
12055 * config/rs6000/8540.md: Likewise.
12056
12057 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
12058
12059 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
12060
12061 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
12062
12063 * sh.md (cbranch define_delay) Use cond_delay_slot for
12064 non-anulled condition too.
12065
12066 2004-08-12 David Edelsohn <edelsohn@gnu.org>
12067
12068 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
12069 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
12070 any_parallel_operand, lmw_operation, stmw_operation,
12071 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
12072 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
12073 any_parallel_operand.
12074 (return_and_restore_fpregs_{si,di}): Same.
12075
12076 2004-08-12 Zack Weinberg <zack@codesourcery.com>
12077
12078 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
12079 if pred->singleton != PARALLEL, issue a warning and pretend it was.
12080 Also issue a warning for any predicate we don't know about.
12081
12082 2004-08-12 Richard Henderson <rth@redhat.com>
12083
12084 * config/i386/i386.c (internal_label_prefix): Export.
12085 (internal_label_prefix_len, struct ix86_address,
12086 ix86_decompose_address, maybe_get_pool_constant,
12087 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
12088 memory_address_length): Export.
12089 (any_fp_register_operand, fp_register_operand,
12090 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
12091 x86_64_general_operand, x86_64_szext_general_operand,
12092 x86_64_nonmemory_operand, x86_64_movabs_operand,
12093 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
12094 x86_64_zext_immediate_operand, const_int_1_31_operand,
12095 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
12096 tls_symbolic_operand, global_dynamic_symbolic_operand,
12097 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
12098 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
12099 constant_call_address_operand, const0_operand, const1_operand,
12100 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
12101 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
12102 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
12103 general_no_elim_operand, nonmemory_no_elim_operand,
12104 index_register_operand, q_regs_operand, flags_reg_operand,
12105 non_q_regs_operand, zero_extended_scalar_load_operand,
12106 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
12107 ix86_comparison_operator, ix86_carry_flag_operator,
12108 fcmov_comparison_operator, promotable_binary_operator,
12109 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
12110 mult_operator, div_operator, arith_or_logical_operator,
12111 memory_displacement_operand, cmpsi_operand, long_memory_operand,
12112 aligned_operand): Move to predicates.md as define_predicates.
12113 (tls_symbolic_operand_1): Remove.
12114 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
12115 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
12116 (legitimize_address): Merge tls_symbolic_operand contents.
12117 (ix86_expand_move): Likewise.
12118 * config/i386/i386-protos.h: Update for exports.
12119 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
12120 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
12121 * config/i386/i386.md: Include predicates.md.
12122 * config/i386/predicates.md: New file.
12123
12124 2004-08-13 Mark Mitchell <mark@codesourcery.com>
12125
12126 PR c++/16924
12127 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
12128 SYMBOL_REF_DECL.
12129 (i386_pe_mark_dllimport): Likewise.
12130 (i386_pe_encode_section_info): Likewise, when overriding
12131 dllimport attribute.
12132
12133 2004-08-12 Geoffrey Keating <geoffk@apple.com>
12134
12135 * configure.ac: When testing for flex, nm, ar, and bison, check
12136 that they will actually be built.
12137 * configure: Regenerate.
12138
12139 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
12140
12141 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
12142 (MOVE_MAX_PIECES): Define.
12143
12144 2004-08-12 Devang patel <dpatel@apple.com>
12145
12146 * dbxout.c (dbxout_begin_prologue): New function.
12147 (dbx_debug_hooks): Use new begin prologue hook.
12148 (dbxout_function_end): Emit N_ENSYM.
12149 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
12150
12151 2004-08-12 Janis Johnson <janis187@us.ibm.com>
12152
12153 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
12154 argument is float*.
12155
12156 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
12157 for vec_dss.
12158
12159 * doc/extend.texi (AltiVec builtins): Fix description for recent
12160 changes. Update operation list to match current support.
12161
12162 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
12163
12164 * config/s390/s390.c (struct s390_frame_layout): New struct as element
12165 of struct machine_function.
12166 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
12167 changed all uses.
12168 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
12169 changed all uses.
12170 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
12171 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
12172 (s390_frame_area, s390_register_info): New functions.
12173 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
12174 for base register.
12175 (s390_return_addr_rtx, s390_return_address_offset)
12176 (s390_va_start, s390_gimplify_va_arg)
12177 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
12178 layouts.
12179 (s390_frame_info): Functionality partly moved to s390_register_info.
12180 Made adaptions for new stack layout.
12181 (save_gprs, restore_gprs): Changed meaning of second parameter and
12182 adapted all callers.
12183
12184 * config/s390/s390.h (s390_backchain_string): New global variable.
12185 (MASK_BACKCHAIN): Removed definition.
12186 (TARGET_BACKCHAIN): Changed check.
12187 (TARGET_KERNEL_BACKCHAIN): New macro.
12188 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
12189 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
12190 "kernel-backchain".
12191 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
12192
12193 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
12194 as condition. Adjusted for new stack layout.
12195
12196 * doc/invoke.texi: Added documentation for new option
12197 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
12198 "-mno-backchain".
12199
12200 2004-08-12 Paul Brook <paul@codesourcery.com>
12201
12202 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
12203 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
12204
12205 2004-08-12 David Daney <ddaney@avtrex.com>
12206
12207 * java/gcj.texi: Add subsection on signal usage.
12208
12209 2004-08-12 David Edelsohn <edelsohn@gnu.org>
12210
12211 * expr.c (move_by_pieces): Set alignment for move to minimum of
12212 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
12213 alignment, but not less than the original alignment.
12214 (move_by_pieces_ninsns): Same.
12215 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
12216 (store_by_pieces_1): Same.
12217
12218 2004-08-12 Diego Novillo <dnovillo@redhat.com>
12219
12220 PR tree-optimization/16867
12221 * tree.c (is_global_var): New function.
12222 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
12223 Call is_global_var.
12224 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
12225 Update all users.
12226 (is_global_var): Declare.
12227 * tree-dfa.c (dump_variable): Display global and addressable
12228 attributes.
12229 (add_referenced_var): Clarify documentation when marking
12230 variables call-clobbered.
12231 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
12232 instead of needs_to_live_in_memory.
12233 (mark_call_clobbered): If the variable is a tag, mark it
12234 DECL_EXTERNAL.
12235 * tree-gimple.c (is_gimple_reg): Don't check for
12236 TREE_ADDRESSABLE.
12237 (is_gimple_non_addressable): Likewise.
12238 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
12239 needs to be marked call-clobbered.
12240 (setup_pointers_and_addressables): Call is_global_var instead
12241 of needs_to_live_in_memory.
12242 * tree-ssa-dce.c (need_to_preserve_store): Remove.
12243 Update all users with is_global_var.
12244 (mark_stmt_if_obviously_necessary): Fix processing of aliased
12245 stores. Don't check the virtual definitions. Rather, check
12246 whether the store is going into global memory.
12247 (find_obviously_necessary_stmts): Get the symbol from the PHI
12248 result.
12249 * tree-ssa-operands.c (get_call_expr_operands): Do not add
12250 clobbering may-defs if the call does not have side effects.
12251
12252 2004-08-12 Jakub Jelinek <jakub@redhat.com>
12253
12254 PR c++/16276
12255 * output.h (default_function_rodata_section,
12256 default_no_function_rodata_section): New prototypes.
12257 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
12258 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
12259 (TARGET_ASM_OUT): Add it.
12260 * varasm.c (default_function_rodata_section,
12261 default_no_function_rodata_section): New functions.
12262 * final.c (final_scan_insn): Call
12263 targetm.asm_out.function_rodata_section instead of
12264 readonly_data_section.
12265 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
12266 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
12267 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
12268 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
12269 Likewise.
12270 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
12271 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
12272 Likewise.
12273 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
12274 Likewise.
12275 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
12276 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
12277 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
12278
12279 2004-08-12 Paul Brook <paul@codesourcery.com>
12280
12281 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
12282 frame info.
12283 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
12284 DWARF2_UNWIND_INFO.
12285
12286 2004-08-12 Ben Elliston <bje@au.ibm.com>
12287
12288 PR target/16286
12289 * config/rs6000/altivec.h: Change vector to __vector throughout.
12290 (Except for the `vector' macro itself).
12291
12292 2004-08-12 Zack Weinberg <zack@codesourcery.com>
12293
12294 * genpreds.c: Add capability to generate predicate bodies as
12295 well as function prototypes. Write function prototypes for
12296 the generic predicates too.
12297 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
12298 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
12299 (write_match_code, write_predicate_expr, write_one_predicate_function)
12300 (parse_option): New functions.
12301 (output_predicate_decls): Delete.
12302 (main): Read the machine description, process DEFINE_PREDICATE or
12303 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
12304 as appropriate.
12305
12306 * genrecog.c (struct decision_test): Replace index with
12307 struct pred_data pointer.
12308 (next_index): Remove, unused.
12309 (pred_table, preds, special_mode_pred_table): Delete.
12310 (compute_predicate_codes, process_define_predicate): New functions.
12311 (validate_pattern, add_to_sequence, write_switch): Update for
12312 new data structures.
12313 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
12314 Check both error_count and have_error.
12315
12316 * gensupport.c (in_fname, first_predicate): New globals.
12317 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
12318 (predicate_table, last_predicate, old_pred_table)
12319 (old_special_pred_table): New statics.
12320 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
12321 (add_predicate, init_predicate_table): New functions.
12322 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
12323 (init_md_reader_args_cb): Use the global in_fname. No need to zero
12324 it or max_include_len. Call init_predicate_table.
12325 (read_rtx): Run the predicate queue after the attribute queue
12326 but before all the others.
12327 * gensupport.h (in_fname, struct pred_data, first_predicate)
12328 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
12329 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
12330 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
12331 * dummy-conditions.c: Don't include bconfig.h, system.h,
12332 coretypes.h, tm.h, or system.h. Do include stddef.h.
12333 Duplicate declaration of struct c_test from gensupport.h.
12334
12335 * Makefile.in (OBJS-common): Add insn-preds.o.
12336 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
12337 (insn-preds.c, insn-preds.o): New rules.
12338 (s-preds): Also generate insn-preds.c.
12339 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
12340 Update dependencies.
12341 (print-rtl.o, print-rtl1.o): Correct dependencies.
12342
12343 * recog.h: Delete prototypes of predicate functions.
12344
12345 * doc/md.texi (Predicates): New section with complete
12346 documentation of operand/operator predicates. Remove some
12347 incomplete documentation of predicates from other places.
12348 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
12349 PREDICATE_CODES; indicate that both are deprecated in favor
12350 of define_predicate/define_special_predicate.
12351
12352 * config/ia64/ia64.c: All predicate function definitions moved
12353 to ia64.md, except
12354 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
12355 (ia64_expand_load_address, ia64_expand_move):
12356 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
12357
12358 * config/ia64/ia64.md: All predicates now defined here.
12359 (symbolic_operand): Is now a special predicate.
12360
12361 * config/ia64/ia64.h: Declare ia64_section_threshold.
12362 (PREDICATE_CODES): Delete.
12363
12364 2004-08-12 Richard Henderson <rth@redhat.com>
12365
12366 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
12367 * c-semantics.c (add_stmt): Set it.
12368 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
12369 before instantiating a variable sized type.
12370
12371 2004-08-12 Richard Henderson <rth@redhat.com>
12372
12373 * stor-layout.c (round_up, round_down): Move ...
12374 * fold-const.c (round_up, round_down): ... here. Use
12375 multiple_of_p to avoid any arithmetic at all.
12376
12377 2004-08-12 Richard Henderson <rth@redhat.com>
12378
12379 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
12380 (gimplify_init_ctor_preeval_1): New.
12381 (gimplify_init_ctor_preeval): New.
12382 (gimplify_init_ctor_eval): New.
12383 (gimplify_init_constructor): Use them. Always gimplify the LHS
12384 object first.
12385
12386 2004-08-12 Ziemowit Laski <zlaski@apple.com>
12387
12388 (This patch is part of merge of objc-improvements-branch
12389 into mainline.)
12390
12391 * doc/frontends.texi: Mention Objective-C++ in addition to
12392 Objective-C.
12393 * doc/install.texi: Add 'obj-c++' to list of configurable
12394 languages.
12395 * doc/invoke.texi: Rename Objective-C option headings to
12396 indicate they also apply to Objective-C++. List file
12397 extensions for Objective-C++ sources. Mention that
12398 ObjC and ObjC++ compilations may also use C and C++ options,
12399 respectively. Point users to doc/standards.texi for
12400 further info on ObjC and ObjC++.
12401 * doc/sourcebuild.texi: Mention the objcp/ directory and
12402 the Objective-C++ sources it contains.
12403 * doc/standards.texi: Update link to Apple ObjC site;
12404 add link to gcc readings.html WWW doc.
12405
12406 2004-08-12 Alan Modra <amodra@bigpond.net.au>
12407
12408 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
12409 and 2004-07-14 changes.
12410
12411 2004-08-12 Paul Brook <paul@codesourcery.com>
12412
12413 * doc/invoke.texi: Fix typo.
12414
12415 2004-08-11 Devang Patel <dpatel@apple.com>
12416
12417 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
12418 and -no_dead_strip_inits_and_terms.
12419 (LINK_SPEC): Same.
12420 * doc/invoke.texi (Darwin Options): Document -dead_strip and
12421 -no_dead_strip_inits_and_terms.
12422
12423 2004-08-11 Paul Brook <paul@codesourcery.com>
12424
12425 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
12426 (arm_load_pic_register): ... to this.
12427 * config/arm/arm.c (arm_finalize_pic): Rename ...
12428 (arm_load_pic_register): ... to this. Always output insns at the
12429 current location. Load via low reg in thumb mode.
12430 (arm_expand_prologue): Call arm_load_pic_register.
12431 (thumb_expand_prologue): Ditto.
12432 * config/arm/arm.h (FINALIZE_PIC): Remove.
12433 * config/arm/arm.md (builtin_setjmp_receiver): Call
12434 arm_load_pic_register.
12435
12436 2004-08-11 Paul Brook <paul@codesourcery.com>
12437
12438 * arm.c (thumb_force_lr_save): Add prototype.
12439 (thumb_compute_save_reg_mask): New function.
12440 (thumb_find_work_register): New function.
12441 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
12442 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
12443 Don't clobber r3 when removing pretend args.
12444 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
12445 (thumb_output_function_prologue): Use new functions.
12446 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
12447 * arm.h (THUMB_REG_PUSHED_P): Remove.
12448
12449 2004-08-11 James E Wilson <wilson@specifixinc.com>
12450
12451 PR rtl-optimization/16490
12452 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
12453 global_live_at_end for new basic block if already set for other blocks.
12454
12455 2004-08-11 David Edelsohn <edelsohn@gnu.org>
12456
12457 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
12458
12459 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
12460 (mfcr rlwinm rlwinm patterns): Set length to 12.
12461
12462 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
12463
12464 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
12465 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
12466 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
12467 (start_ssa_stmt_operands): Delete.
12468 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
12469 struct stmt_operands_d.
12470 (build_ssa_operands): New extern entry point.
12471 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
12472 building code, replace with create_ssa_artficial_load_stmt().
12473 * tree-ssa-operands.c (struct voperands_d): Delete.
12474 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
12475 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
12476 (free_uses, free_defs, free_vuses, free_v_may_defs,
12477 free_v_must_defs): Remove dealloc parameter.
12478 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
12479 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
12480 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
12481 vector comparisons, ssa_name reuse, and allocations here.
12482 (verify_start_operands): Delete.
12483 (finalize_ssa_stmt_operands): Set new operands by calling finalize
12484 routines.
12485 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
12486 (append_def, append_usei): Simplify to simple accumulation.
12487 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
12488 duplicates and simple accumulation.
12489 (free_ssa_operands): Free vectors in a stmt_operand structure.
12490 (build_ssa_operands): New. Create a new stmt_operand structure from
12491 a stmt and an old set of stmt_operands.
12492 (get_stmt_operands): Simplify and call build_ssa_operands.
12493 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
12494 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
12495 add_call_read_ops): Don't pass prev_vops around anymore.
12496 (note_addressable): Return if no stmt annotation.
12497 (copy_virtual_operands): Access v_may_def operands through a struct.
12498 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
12499 hash tables without treating the stmt as a real stmt.
12500 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
12501 v_may_def def and use through a struct instead of 2 array elements.
12502 (struct v_may_def_optype_d): Use v_may_def_operand_type.
12503 (struct stmt_operands_d): New. Struct for storing all operand vectors.
12504
12505 2004-08-11 Nick Clifton <nickc@redhat.com>
12506
12507 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
12508 this funciton's behaviour. Return true when the current function
12509 has a section attribute and -mlong-calls is in effect.
12510 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
12511 short-call marker when -mlong-calls is in effect and the function
12512 has a section attribute.
12513
12514 2004-08-10 Zack Weinberg <zack@codesourcery.com>
12515
12516 * stmt.c (expand_return): If asked to return the RESULT_DECL,
12517 just call expand_value_return on result_rtl.
12518
12519 2004-08-10 Richard Henderson <rth@redhat.com>
12520
12521 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
12522 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
12523 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
12524 (add_location_or_const_value_attribute): ... not here. Use
12525 loc_descriptor_from_tree if possible.
12526 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
12527 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
12528 values specially.
12529 (loc_descriptor_from_tree): New. Update callers.
12530 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
12531 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
12532 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
12533 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
12534 and BUILT_IN_STACK_RESTORE.
12535 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
12536 * stmt.c (expand_stack_alloc): Remove.
12537 * tree-mudflap.c (mx_register_decls): Don't look for
12538 BUILT_IN_STACK_ALLOC.
12539 * tree-nested.c (convert_local_reference): Likewise.
12540 * tree.h (DECL_VALUE_EXPR): New.
12541
12542 2004-08-10 Richard Henderson <rth@redhat.com>
12543
12544 * stor-layout.c (round_up): Check for 0/1 before dividing.
12545 (round_down): Likewise.
12546
12547 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
12548
12549 2004-08-09 Mark Mitchell <mark@codesourcery.com>
12550
12551 * config.gcc (arm*-*-eabi*): New target.
12552 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
12553 (TARGET_LIB_INT_CMP_BIASED): Likewise.
12554 * expmed.c (expand_divmod): Try a two-valued divmod function as a
12555 last resort.
12556 * gthr.h: Remove bogus tokens at end of #pragma.
12557 * optabs.c (expand_twoval_binop_libfunc): New function.
12558 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
12559 (prepare_float_lib_cmp): Try reversing the condition.
12560 (debug_optab_libfuncs): New function.
12561 * optabs.h (expand_twoval_binop_libfunc): Declare.
12562 * config/arm/arm.c (arm_init_libfuncs): New function.
12563 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
12564 (TARGET_INIT_LIBFUNCS): Define it.
12565 * config/arm/arm.h (TARGET_BPABI): New macro.
12566 * config/arm/arm-protos.h
12567 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
12568 * config/arm/bpabi.S: New file.
12569 * config/arm/bpabi.c: Likewise.
12570 * config/arm/bpabi.h: Likewise.
12571 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
12572 (__aeabi_drsub): Likewise.
12573 (__aeabi_dsub): Likewise.
12574 (__aeabi_dadd): Likewise.
12575 (__aeabi_ui2d): Likewise.
12576 (__aeabi_i2d): Likewise.
12577 (__aeabi_f2d): Likewise.
12578 (__aeabi_dmul): Likewise.
12579 (__aeabi_ddiv): Likewise.
12580 (__aeabi_cdrcmple): Likewise.
12581 (__aeabi_cdcmpeq): Likewise.
12582 (__aeabi_cdcmple): Likewise.
12583 (__aeabi_dcmpeq): Likewise.
12584 (__aeabi_dcmplt): Likewise.
12585 (__aeabi_dcmple): Likewise.
12586 (__aeabi_dcmpge): Likewise.
12587 (__aeabi_dcmpgt): Likewise.
12588 (__aeabi_dcmpun): Likewise.
12589 (__aeabi_d2iz): Likewise.
12590 (__aeabi_d2uiz): Likewise.
12591 (__aeabi_d2f): Likewise.
12592 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
12593 (__aeabi_frsub): Likewise.
12594 (__aeabi_fsub): Likewise.
12595 (__aeabi_fadd): Likewise.
12596 (__aeabi_ui2f): Likewise.
12597 (__aeabi_i2f): Likewise.
12598 (__aeabi_fmul): Likewise.
12599 (__aeabi_fdiv): Likewise.
12600 (__aeabi_cfrcmple): Likewise.
12601 (__aeabi_cfcmpeq): Likewise.
12602 (__aeabi_cfcmple): Likewise.
12603 (__aeabi_fcmpeq): Likewise.
12604 (__aeabi_fcmplt): Likewise.
12605 (__aeabi_fcmple): Likewise.
12606 (__aeabi_fcmpge): Likewise.
12607 (__aeabi_fcmpgt): Likewise.
12608 (__aeabi_fcmpun): Likewise.
12609 (__aeabi_f2iz): Likewise.
12610 (__aeabi_f2uiz): Likewise.
12611 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
12612 (__aeabi_uidivmod): New function or alias.
12613 (__aeabi_idivmod): Likewise.
12614 (__aeabi_idiv0): Likewise.
12615 (__aeabi_ldiv0): Likewise.
12616 (__aeabi_llsr): Likewise.
12617 (__aeabi_lasr): Likewise.
12618 (__aeabi_llsl): Likewise.
12619 (bpabi.S): Include it.
12620 * config/arm/libgcc-bpabi.ver: New file.
12621 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
12622 (LINK_SPEC): Remove.
12623 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
12624 __aeabi_ulcmp.
12625 * config/arm/t-bpabi: New file.
12626 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
12627 (TARGET_LIB_INT_CMP_BIASED): Likewise.
12628
12629 2004-08-10 David Edelsohn <edelsohn@gnu.org>
12630
12631 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
12632 * config/rs6000/rs6000.md (clrmemsi): New pattern.
12633 * config/rs6000/rs6000.c (expand_block_clear): New function.
12634 (expand_block_move): Convert alignment to bits. Use SImode and
12635 HImode for unaligned addresses if not STRICT_ALIGNMENT.
12636
12637 2004-08-10 Caroline Tice <ctice@apple.com>
12638
12639 * varasm.c (unlikely_section_label): New global variable.
12640 (unlikely_text_section_name): New global variable.
12641 (text_section): Remove alignment statement.
12642 (unlikely_text_section): Remove alignment statement; use
12643 unlikely_section_label rather than hard-coded string.
12644 (assemble_start_function): Initialize unlikely_section_label and
12645 unlikely_text_section_name; make sure cold section is properly
12646 aligned at start of function; output unlikely_section_label if
12647 appropriate.
12648
12649 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
12650
12651 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
12652 * config/s390/s390.c (s390_canonicalize_comparison): New function.
12653 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
12654 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
12655 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
12656 ("*tmqi_mem"): Remove SUBREG from pattern.
12657 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
12658 ("*andsi3_cconly"): Likewise.
12659
12660 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
12661
12662 PR target/16909
12663 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
12664
12665 2004-08-10 Janis Johnson <janis187@us.ibm.com>
12666
12667 * doc/sourcebuild.texi (compat testing): Document available test
12668 framework commands. Use the preferred spelling of DejaGnu.
12669
12670 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
12671
12672 * lambda.h: Add matrix type, and prototypes for remainder of
12673 matrix and vector functions.
12674 (lambda_vector_mult_const): New function.
12675 (lambda_vector_negate): Ditto.
12676 (lambda_vector_add): Ditto.
12677 (lambda_vector_add_mc): Ditto.
12678 (lambda_vector_copy): Ditto.
12679 (lambda_vector_zerop): Ditto.
12680 (lambda_vector_equal): Ditto.
12681 (lambda_vector_min_nz): Ditto.
12682 (lambda_vector_first_nz): Ditto.
12683 (lambda_vector_matrix_mult): Ditto.
12684 * lambda-mat.c: New file.
12685 * Makefile.in (lambda-mat.o): New.
12686
12687 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
12688
12689 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
12690 after linking stmt into the program.
12691 (bsi_remove): Don't call modify_stmt.
12692 * tree-complex.c (update_complex_assignment,
12693 expand_complex_comparison): Call modify_stmt after changing the stmt.
12694 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
12695 removing the stmt.
12696 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
12697 the stmt, and only if needed.
12698 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
12699 expression.
12700 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
12701 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
12702 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
12703 (eliminate_redundant_computations): Don't pass an annotation. Call
12704 modify_stmt rather than setting the annotation directly.
12705 (record_equivalences_from_stmt): Remove unused local 'j'.
12706 (cprop_operand): Take a stmt rather than an annotation as a parameter.
12707 Call modify_stmt.
12708 (cprop_into_stmt): Pass stmt rather than annotation.
12709 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
12710 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
12711 modify_stmt.
12712 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
12713
12714 2004-08-10 Jason Merrill <jason@redhat.com>
12715
12716 PR middle-end/16948
12717 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
12718 the RESULT_DECL.
12719
12720 2004-08-10 Geoffrey Keating <geoffk@apple.com>
12721
12722 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
12723 hash function.
12724
12725 2004-08-10 Roger Sayle <roger@eyesopen.com>
12726
12727 * config/mips/mips.md: New reciprocal square root patterns that
12728 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
12729
12730 2004-08-10 Paul Brook <paul@codesourcery.com>
12731
12732 * config/arm/arm-protos.h (arm_set_return_address,
12733 thumb_set_return_address): Add prototypes.
12734 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
12735 * config/arm/arm.c (arm_compute_func_type,
12736 use_return_insn, arm_compute_save_reg0_reg12_mask,
12737 arm_compute_save_reg_mask, arm_output_function_prologue,
12738 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
12739 current_function_calls_eh_return.
12740 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
12741 old eh code.
12742 (arm_set_return_address, thumb_set_return_address): New functions.
12743 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
12744 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
12745 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
12746 (epilogue): Use the stackadj register.
12747 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
12748
12749 2004-08-10 Jakub Jelinek <jakub@redhat.com>
12750
12751 PR target/3144
12752 * expr.c (move_by_pieces_ninsns): Add max_size argument.
12753 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
12754 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
12755 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
12756 but using MOVE_RATIO.
12757 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
12758 (can_store_by_pieces): Change max_size type to unsigned int.
12759 (store_by_pieces_1): Likewise. Pass max_size to
12760 move_by_pieces_ninsns.
12761 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
12762 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
12763 to move_by_pieces_ninsns.
12764 (STORE_BY_PIECES_P): Define.
12765 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
12766 to move_by_pieces_ninsns.
12767 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
12768
12769 * config/i386/i386.h (CLEAR_RATIO): Define.
12770
12771 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12772
12773 * expr.c (expand_expr_real_1): Add back code that was not dead.
12774
12775 2004-08-09 Andrew Pinski <apinski@apple.com>
12776
12777 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
12778 which is found to be compatible before returning the aliasing set.
12779
12780 2004-08-09 Daniel Jacobowitz <dan@debian.org>
12781
12782 * ggc-zone.c (struct alloc_zone): Add statistics counters.
12783 (always_collect): New flag.
12784 (ggc_alloc_zone_1): Update statistics support. Don't include
12785 overhead in allocated counter.
12786 (sweep_pages): Update allocated counter for large pages. Don'y
12787 include overhead.
12788 (ggc_collect_1): Always collect.
12789 (ggc_collect): Honor always_collect flag. Sum all zones to decide
12790 whether to collect.
12791 (SCALE, LABEL): New macros.
12792 (ggc_print_statistics): Add statistics support.
12793
12794 2004-08-09 Roger Sayle <roger@eyesopen.com>
12795
12796 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
12797 (init_expmed): Fix potential overrun problem with "all.reg".
12798 (expand_sdiv2_pow2): Add an alternate implementation for signed
12799 division, if the target provides a suitable conditional move insn.
12800
12801 2004-08-09 Paul Brook <paul@codesourcery.com>
12802 Richard Henderson <rth@redhat.com>
12803
12804 * unwind-dw2.c (uw_install_context_1): Update target saved stack
12805 pointer.
12806
12807 2004-08-09 Geoffrey Keating <geoffk@apple.com>
12808
12809 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
12810 Check DATA limit only if there's no AS limit. Ignore insanely
12811 low DATA limits.
12812 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
12813 but take care that the AS limit isn't overrun.
12814 * doc/invoke.texi: Update documentation of min-heapsize parameter.
12815
12816 2004-08-09 Jeff Law <law@redhat.com>
12817
12818 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
12819 (tree-ssa-threadupdate.o): Add dependencies.
12820 * tree-ssa-threadupdate.c: New file.
12821 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
12822 (rewrite_vars_out_of_ssa): Remove prototype.
12823 (cleanup_tree_cfg): Returns a bool.
12824 * tree.h (thread_through_all_blocks): Prototype.
12825 * tree-outof-ssa.c (SSANORM_*): Move into here.
12826 (remove_ssa_form): Now static.
12827 (rewrite_vars_out_of_ssa): Kill.
12828 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
12829 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
12830 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
12831 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
12832 anything was changed.
12833 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
12834 from the PHI's annotation rather than the edge associated with
12835 the new argument.
12836 * tree-ssa-dom.c (redirection_edges): Kill.
12837 (redirect_edges_and_update_ssa_graph): Kill.
12838 (tree_ssa_dominator_optimize): Do not reset forwardable flag
12839 for blocks anymore. Do not initialize redirection_edges.
12840 Call thread_through_all_blocks. Simplify code for cleanup
12841 of the CFG and iterating. No longer call cleanup_tree_cfg
12842 outside the iteration loop.
12843 (thread_across_edge): No longer mess with forwardable blocks.
12844
12845 2004-08-09 Zack Weinberg <zack@codesourcery.com>
12846
12847 * explow.c (memory_address): Use memory_address_p.
12848 * recog.c (general_operand): Likewise.
12849 * regrename.c: No need to define REG_OK_STRICT.
12850
12851 2004-08-09 Steven Bosscher <stevenb@suse.de>
12852
12853 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
12854 New timers.
12855 * gcse.c: Include timevar.h.
12856 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
12857 and global_copy_prop_count.
12858 (local_const_prop_count, local_copy_prop_count): New static globals.
12859 (gcse_main): Set the right timevar for each pass.
12860 (cprop_jump): Increment global_const_prop_count when a constant is
12861 propagated. Add "GLOBAL" to dump output.
12862 (cprop_insn): Increment global_const_prop_count when a constant is
12863 propagated, or global_copy_prop_count when a copy is propagated.
12864 (do_local_cprop): Likewise for local_const_prop_count and
12865 local_copy_prop_count.
12866 (one_cprop_pass): Initialize const/cprop counters to zero.
12867 Print out results of local and global const/cprop separately.
12868 (bypass_block): Break over-length line.
12869 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
12870 for bb-reorder.o and tracer.o.
12871
12872 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12873
12874 * Makefile.in (GTFILES): Remove stmt.c
12875 (stmt.o): Do not depend on gt-stmt.h.
12876 * emit-rtl.c (emit_line_note): Do not call
12877 set_file_and_line_for_stmt.
12878 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
12879 do everything.
12880 * function.c (free_after_parsing): Do not free STMT field.
12881 (allocate_struct_function): Do not call init_stmt_for_function.
12882 (assign_stack_temp_for_type): Do not accept values of keep
12883 other than 0 or 1.
12884 (init_temp_slots): Do not initialize removed variables.
12885 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
12886 and X_VAR_TEMP_SLOT_LEVEL fields.
12887 * rtl.h (set_file_and_line_for_stmt): Remove.
12888 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
12889 struct stmt_status, cond_stack, case_stack, nesting_stack,
12890 nesting_depth, emit_locus, set_file_and_line_for_stmt,
12891 same_case_target_p, init_stmt_for_function, emit_nop,
12892 expand_start_cond, expand_start_elseif, expand_start_else,
12893 expand_elseif, expand_end_cond): Remove.
12894 (preserve_subexpressions_p): Remove references to CFUN->STMT.
12895 (expand_start_case, expand_end_case_type): Remove, merge into...
12896 (expand_case): ... this one, including other bits from
12897 expand_expr_real_1. Inline same_case_target_p. Turn members
12898 of CASE_STACK into local variables.
12899 (emit_case_bit_tests): Inline same_case_target_p.
12900 (add_case_node): Add HEAD argument, return new head of the list,
12901 do not handle default label here.
12902 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
12903 expand_start_elseif, current_nesting_level, expand_start_case,
12904 expand_end_case_type, expand_end_case, add_case_node,
12905 init_stmt_for_function, expand_elseif): Remove prototypes.
12906 (expand_case): Add prototype.
12907
12908 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12909
12910 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
12911
12912 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
12913
12914 * expr.c (var_rtx): Remove.
12915 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
12916 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
12917 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
12918 Abort.
12919 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
12920 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
12921 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
12922
12923 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
12924 Ayal Zaks <zaks@il.ibm.com>
12925
12926 * common.opt (freschedule-modulo-scheduled-loops): New flag.
12927 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
12928 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
12929 when -freschedule-modulo-scheduled-loops flag is not specified.
12930 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
12931 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
12932 More accurate placing of insn in row of partial schedule.
12933 (ps_insn_find_column): New function.
12934 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
12935 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
12936 (schedule_region): Use sched_is_disabled_for_current_region_p.
12937 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
12938
12939 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
12940
12941 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
12942 change.
12943
12944 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
12945
12946 * config/i386/i386.c (ix86_expand_clrmem): Properly call
12947 gen_strset for 64bit target.
12948
12949 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
12950
12951 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
12952
12953 2004-08-07 Jason Merrill <jason@redhat.com>
12954
12955 Make return in memory explicit.
12956 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
12957 (assign_parm_find_data_types): Remove code for old front end
12958 invisible reference handling.
12959 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
12960 (expand_function_end): Likewise.
12961 * gimplify.c (gimplify_return_expr): Handle a dereferenced
12962 RESULT_DECL.
12963 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
12964 (declare_return_variable): Handle DECL_BY_REFERENCE.
12965 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
12966 (cp_genericize_r): Use convert_from_reference.
12967 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
12968 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
12969
12970 * c-common.c (c_warn_unused_result): Check TREE_USED before
12971 warning about a CALL_EXPR with an unused value.
12972
12973 2004-08-06 Mark Mitchell <mark@codesourcery.com>
12974
12975 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
12976 to the compiler. Use -fshort-wchar by default.
12977
12978 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
12979
12980 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
12981 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
12982 threshhold.
12983 * doc/invoke.texi (param): Document min-crossjump-insns.
12984
12985 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
12986
12987 PR c/13282
12988 * c.opt (Wmissing-field-initializers): New option.
12989 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
12990 * c-typeck.c (pop_init_level): Guard the missing field warning with
12991 warn_missing_field_initializers rather than extra_warnings.
12992 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
12993 some of the explanation from...
12994 (-Wextra): ...here. Say that the missing field warning can be
12995 seperately controlled by -Wmissing-field-initializers.
12996
12997 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
12998
12999 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
13000 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
13001 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
13002 * tree.def (ENTRY_VALUE_EXPR): Remove.
13003
13004 2004-08-06 Jakub Jelinek <jakub@redhat.com>
13005
13006 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
13007 the places where it is actually needed. Don't use repz; stosb
13008 for -Os with sufficiently small constant sizes.
13009 For sufficiently small repz; stos{l,q} repeat counts use a sequence
13010 of stos{l,q} instructions instead.
13011
13012 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13013
13014 PR tree-optimization/16807
13015 * loop-iv.c (dump_iv_info): Dump invariants correctly.
13016 (iv_subreg, iv_extend): Express value of invariant purely in
13017 base field.
13018
13019 2004-08-06 Mark Mitchell <mark@codesourcery.com>
13020
13021 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
13022 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
13023
13024 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
13025
13026 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
13027 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
13028 pre_dec_operand.
13029 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
13030 pattern until reload is finished to allow better code generation
13031 and split them completely into separate instrunctions.
13032 (*andsi3_split): New pattern.
13033
13034 2004-08-05 Mark Mitchell <mark@codesourcery.com>
13035
13036 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
13037 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
13038 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
13039 * tree.h (handle_dll_attribute): Declare. Test
13040 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
13041 * c-common.h (c_determine_visibility): Declare.
13042 * c-common.c (c_determine_visibility): New function.
13043 * c-decl.c (finish_decl): Use it.
13044 (finish_function): Likewise.
13045 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
13046 zero, by default. Use #if, not #ifdef, to test it.
13047 * config/arm/arm.c (arm_attribute_table): Use
13048 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
13049 #if.
13050 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
13051 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
13052 to 1.
13053 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
13054 * config/i386/i386.c (ix86_attribute_table): Use
13055 handle_dll_attribute for dllimport/dllexport. Test
13056 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
13057 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
13058 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
13059 it to 1.
13060 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
13061 with #if.
13062 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
13063 it to 1.
13064 * doc/extend.texi (dllexport): Clarify and correct documentation.
13065 (dllimport): Likewise.
13066 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
13067 handle_dll_attribute.
13068
13069 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13070
13071 * tree-ssa-loop-manip.c: New file.
13072 * Makefile.in (tree-ssa-loop-manip.o): Add.
13073 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
13074 Declare.
13075 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
13076 form.
13077 (tree_ssa_loop_done): Verify loop closed ssa form.
13078 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
13079
13080 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13081
13082 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
13083 pa_asm_output_aligned_local): New functions.
13084 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
13085 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
13086 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
13087 pa_asm_output_aligned_common.
13088 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
13089 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
13090 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
13091 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
13092 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
13093 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
13094 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
13095 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
13096 common data.
13097
13098 2004-08-05 Andrew Pinski <apinski@apple.com>
13099
13100 * objc/objc-act.c (build_objc_string_object): Mark the address
13101 expression as constant.
13102
13103 2004-08-05 David Edelsohn <edelsohn@gnu.org>
13104
13105 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
13106 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
13107 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
13108
13109 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
13110
13111 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
13112 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
13113 out, and associated obsolete comments.
13114
13115 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
13116
13117 * tree.h (force_fit_type): Return a tree, take three flags.
13118 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
13119 TREE_CONSTANT_OVERFLOW here.
13120 (int_const_binop, const_binop): Adjust.
13121 (size_int_type): Do sign extension here.
13122 (fold_convert_const, optimize_bit_field_compare,
13123 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
13124 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
13125 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
13126
13127 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13128
13129 PR tree-optimization/16864
13130 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
13131 for ssa names without default_def.
13132
13133 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
13134
13135 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
13136 frame pointer, restore eax with an ebp-relative address.
13137
13138 2004-08-04 Geoffrey Keating <geoffk@apple.com>
13139
13140 PR 14516
13141 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
13142 * c-common.h (make_rtl_for_local_static): Delete.
13143 * c-decl.c (shadow_tag_warned): Clean up comment.
13144 (finish_decl): Clean up spacing. Use set_user_assembler_name when
13145 appropriate. Don't pass asmspec to rest_of_decl_compilation.
13146 * c-semantics.c (make_rtl_for_local_static): Delete.
13147 * expr.c (init_block_move_fn): Use set_user_assembler_name.
13148 (init_block_clear_fn): Likewise.
13149 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
13150 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
13151 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
13152 * tree.h (make_decl_rtl): Remove second parameter.
13153 (set_user_assembler_name): New.
13154 * varasm.c (set_user_assembler_name): New.
13155 (make_decl_rtl): Remove second parameter. Update callers in many
13156 files.
13157
13158 2004-08-05 Adam Nemet <anemet@lnxw.com>
13159
13160 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
13161 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
13162 to LynxOS 4.0.
13163 * gthr-lynx.h: New file.
13164 * config/lynx-ng.h: Remove file.
13165 * config/lynx.h: Update to LynxOS 4.0.
13166 * config/t-lynx: New file.
13167 * config/i386/lynx-ng.h: Remove file.
13168 * config/i386/lynx.h: Update to LynxOS 4.0.
13169 * config/rs6000/lynxbase.h: Remove file.
13170 * config/rs6000/lynx.h: Update to LynxOS 4.0.
13171 * config/rs6000/t-lynx: New file.
13172 * doc/install.texi (Options specification): Remove reference to
13173 LynxOS from systems where --with-gnu-as makes a difference.
13174
13175 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
13176
13177 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
13178 __UINTMAX_TYPE__.
13179 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
13180 __INTMAX_MAX__.
13181 (c_cpp_builtins): Call it.
13182 * doc/cpp.texi: Update.
13183
13184 2004-08-04 David Edelsohn <edelsohn@gnu.org>
13185
13186 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
13187 cost.
13188
13189 2004-08-04 Jan Hubicka <jh@suse.cz>
13190
13191 * basic-block.h (profile_staus): New global variable.
13192 * cfg.c (profile_status): Declare.
13193 (check_bb_profile): Break out from ....; use profile_status
13194 (dump_flow_info): ... here.
13195 * cfgbuild.c (find_basic_blocks): Set profile_status.
13196 * cfgexpand.c (tree_expand_cfg): Likewise.
13197 * predict.c (estimate_probability): Likewise.
13198 * profile.c (branch_prob): Likewise.
13199 * tree-cfg.c (build_tree_cfg): Likewise.
13200 (dump_function_to_file): Use check_bb_profile.
13201 * tree-pretty-print (dump_bb_header): Likewise.
13202 * tree-profile.c (do_tree_profiling): Cleanup.
13203
13204 2004-08-04 Zack Weinberg <zack@codesourcery.com>
13205
13206 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
13207 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
13208 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
13209 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
13210 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
13211 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
13212 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
13213 (ggc-none.o, errors.o): Move rule to generators section;
13214 correct dependencies.
13215 (min-insn-modes.o): Move rule to generators section; remove
13216 unnecessary explicit command; correct dependencies.
13217 (print-rtl.o, print-rtl1.o): Correct dependencies.
13218 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
13219 (mostlyclean): Update.
13220
13221 * errors.c: Include bconfig.h not config.h. Correct comment.
13222 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
13223 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
13224 * print-rtl.c: Don't include tm_p.h.
13225
13226 * rtl.h: Move forward-decl of struct function down where it's
13227 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
13228 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
13229
13230 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13231 Jeff Law <law@redhat.com>
13232
13233 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
13234 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
13235 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
13236 manipulate the duplicated ssa names.
13237 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
13238 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
13239 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
13240 New functions.
13241 (release_ssa_name): Do not release ssa names that may have multiple
13242 definitions.
13243 * tree.h (release_ssa_name_force, mark_for_rewrite,
13244 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
13245 marked_ssa_names): Declare.
13246 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
13247 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
13248 Update call to rewrite_ssa_into_ssa.
13249
13250 2004-08-04 Mark Mitchell <mark@codesourcery.com>
13251
13252 * defaults.h (TARGET_DECLSPEC): New macro.
13253 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
13254 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
13255 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
13256 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
13257 __declspec support.
13258 (TARGET_DECLSPEC): Define.
13259 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
13260 __declspec support.
13261 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
13262 __declspec support.
13263 (TARGET_DECLSPEC): Define.
13264 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
13265 __declspec support.
13266 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
13267 support.
13268 * doc/tm.texi (TARGET_DECLSPEC): Document.
13269
13270 * doc/extend.texi: Fix typo in comment.
13271
13272 2004-08-04 Paul Brook <paul@codesourcery.com>
13273
13274 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
13275 (TARGET_CXX): Use it.
13276 * target.h (struct gcc_target): Add cdtor_returns_this.
13277 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
13278 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
13279 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
13280
13281 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
13282
13283 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
13284 low/high pair. Do range checking directly.
13285 (interpret_integer): Adjust.
13286
13287 2004-08-04 Nick Clifton <nickc@redhat.com>
13288
13289 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
13290 GCC ABI.
13291 * doc/invoke.texi: Document this new switch and also the -mrenesas
13292 switch.
13293
13294 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
13295
13296 * cfglayout.c (insn_locators_initialize): Update the current
13297 location before initializing a location.
13298
13299 2004-08-03 Zack Weinberg <zack@codesourcery.com>
13300
13301 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
13302 (dbxout_function_end): Return after emitting the "Lscope" symbol
13303 under the same conditions that this function formerly wasn't called.
13304 Add explanatory comments.
13305
13306 PR 14860
13307 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
13308 on the new decl.
13309
13310 PR 13956
13311 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
13312 functions, broken out of dbxout_block.
13313 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
13314 stabs too, if it contains symbols. Use the begin_label and
13315 the Lscope label (emitted by dbxout_function_end) for the
13316 range of this block.
13317
13318 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
13319
13320 * doc/install.texi: Update autoconf version requirements.
13321
13322 2004-08-03 Zack Weinberg <zack@codesourcery.com>
13323
13324 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
13325 * recog.c (general_operand, immediate_operand, nonmemory_operand)
13326 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
13327 * regclass.c (record_reg_classes): Likewise.
13328 * reload.c (find_reloads): Likewise.
13329 * reload1.c (reload): Likewise.
13330
13331 2004-08-03 Zack Weinberg <zack@codesourcery.com>
13332
13333 * gensupport.c (init_md_reader_args_cb): Renamed from
13334 init_md_reader_args. Add third option, callback function for
13335 parsing program-specific options. Add diagnosis of incorrect
13336 number of input files.
13337 (init_md_reader): Fold into init_md_reader_args_cb.
13338 (init_md_reader_args): Now a thin wrapper around
13339 init_md_reader_args_cb.
13340 * gensupport.h: Update prototypes.
13341
13342 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
13343 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
13344 * genrecog.c: No need to diagnose lack of an input file;
13345 init_md_reader_args will handle it.
13346 * genconditions.c: Likewise, and use init_md_reader_args.
13347 * genconstants.c: Likewise, and no need to call read_md_rtx.
13348
13349 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
13350
13351 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
13352 declarations.
13353
13354 2004-08-03 Mike Stump <mrs@apple.com>
13355
13356 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
13357 for frameworks.
13358 * doc/invoke.texi (Darwin Options): Update to reflect above.
13359
13360 2004-08-03 Roger Sayle <roger@eyesopen.com>
13361
13362 PR middle-end/16790
13363 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
13364 truncations, not just global truncations.
13365
13366 2004-08-03 Andrew Pinski <apinski@apple.com>
13367
13368 PR bootstrap/16865
13369 * loop-iv.c (simplify_using_assignment): Initialize lhs.
13370
13371 2004-08-03 Paul Brook <paul@codesourcery.com>
13372
13373 * gcc/doc/install.texi: Document MPFR requirement.
13374
13375 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
13376
13377 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
13378 and mmap() explicitly instead of relying on preset autoconf cache
13379 variables.
13380 * configure: Regenerate.
13381
13382 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
13383
13384 PR target/16570
13385 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
13386 to tmake_file.
13387 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
13388 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
13389 to tmake_file.
13390
13391 * config/i386/t-gmm_malloc: New file.
13392 * config/i386/t-pmm_malloc: Likewise.
13393
13394 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
13395
13396 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
13397 Tanguy Fautrà <tfautre@pandora.be>
13398
13399 * config/i386/pmm_malloc.h: New file.
13400
13401 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
13402
13403 * config/i386/gmm_malloc.h: New file.
13404
13405 2004-08-03 Dale Johannesen <dalej@apple.com>
13406
13407 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
13408 * c-common.c: Include opts.h.
13409 (c_common_get_alias_set): Fix check for a single input file.
13410 * toplev.c: Remove current_file_decl.
13411 * tree.h: Ditto.
13412
13413 2004-08-03 Mark Mitchell <mark@codesourcery.com>
13414
13415 * config.gcc (arm*-*-symbianelf*): New target.
13416 * config/arm/symbian.h: New file.
13417
13418 * gthr-gnat.c: Add visibility #pragmas.
13419 * gthr-gnat.h : Likewise.
13420 * gthr.h: Likewise.
13421 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
13422 (__ffsDI2): Likewise.
13423 (__clzSI2): Likewise.
13424 (__ctzSI2): Likewise.
13425 (__ctzDI2): Likewise.
13426 (__popcountSI2): Likewise.
13427 (__popcountDI2): Likewise.
13428 (__paritySI2): Likewise.
13429 (__parityDI2): Likewise.
13430 * libgcc2.h: Add visibility #pragmas.
13431 (__clzDI2): Add prototype.
13432 (__clzSI2): Likewise.
13433 (__ctzSI2): Likewise.
13434 (__ffsDI2): Likewise.
13435 (__ffsSI2): Likewise.
13436 (__ctzDI2): Likewise.
13437 (__popcountSI2): Likewise.
13438 (__popcountDI2): Likewise.
13439 (__paritySI2): Likewise.
13440 (__parityDI2): Likewise.
13441 * unwind-dw2-fde.h: Add visibility #pragmas.
13442 * unwind.h: Likewise.
13443
13444 2004-08-03 David Edelsohn <edelsohn@gnu.org>
13445 Dale Johannesen <dalej@apple.com>
13446 Roger Sayle <roger@eyesopen.com>
13447
13448 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
13449 constants more accurately. Adjust costs for FMA instructions.
13450 Add cases for most logical and float operations. Recurse into
13451 most operands.
13452
13453 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
13454
13455 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
13456
13457 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
13458
13459 * ra-build.c (conflicts_between_webs): For webs that cross a call add
13460 conflicts to regs_invalidated_by_call.
13461
13462 2004-08-03 Paul Brook <paul@codesourcery.com>
13463
13464 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
13465
13466 2004-08-03 Jan Hubicka <jh@suse.cz>
13467
13468 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
13469 ARRAY_REF argument.
13470
13471 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
13472
13473 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
13474 arm968es, arm10e, arm1020e, arm1022e.
13475 * invoke.texi: Update list of ARM cores.
13476 * arm-tune.md: Regenerate.
13477
13478 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
13479
13480 * arm/gentune.sh: New file.
13481 * arm/t-arm: New file.
13482 * arm/arm-tune.md: New file (autogenerated).
13483 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
13484 * arm.md (attribute tune): Delete. Include arm-tune.md.
13485
13486 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
13487
13488 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
13489 penultimate parameter. All callers adjusted.
13490 (struct prefix_list): Remove used_flag_ptr.
13491 (find_a_file): Do not set *pl->used_flag_ptr.
13492 (warn_B, warn_std_ptr): Remove.
13493
13494 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
13495 Mostafa Hagog <mustafa@il.ibm.com>
13496
13497 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
13498
13499 2004-08-02 Geoffrey Keating <geoffk@apple.com>
13500
13501 * dwarf2out.c (output_call_frame_info): Don't change data format
13502 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
13503 label. Use 'true' not '1'.
13504 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
13505 required.
13506
13507 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
13508
13509 * gdbinit.in: Reflect previous changes to rtunion_def.
13510
13511 2004-08-02 Roger Sayle <roger@eyesopen.com>
13512
13513 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
13514 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
13515
13516 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
13517
13518 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
13519 vec_p_reserve.
13520 * langhooks.h (lang_hooks::builtin_function): Rename parameter
13521 from "class" to "bt_class".
13522
13523 2004-08-02 Paul Brook <paul@codesourcery.com>
13524
13525 PR rtl-optimization/15068
13526 * flow.c (init_propagate_block_info): Check condition is reversible.
13527
13528 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
13529
13530 * gengtype.h (options::info): Change type to const char *.
13531 (enum gc_used_enum): Move out of struct type scope.
13532 * gengtype.c (create_option): Convert initializer for option::info to
13533 appropiate type.
13534 (adjust_field_type, walk_type, write_func_for_structure,
13535 write_root, write_roots): Remove pointless cast.
13536
13537 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
13538
13539 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
13540
13541 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
13542
13543 * rtl.h (union rtunion_def): Have all members start with the
13544 prefix "rt_".
13545 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
13546 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
13547 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
13548 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
13549 access.
13550 * gengtype.c (adjust_field_rtx_def): Likewise.
13551 * rtlanal.c (loc_mentioned_in_p): Likewise.
13552
13553 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
13554
13555 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
13556 Replace uses of mips/elf64.h with mips/elf.h
13557 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
13558 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
13559 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
13560 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
13561 (HANDLE_SYSV_PRAGMA): Delete.
13562 (ASM_OUTPUT_DEF): Fix formatting.
13563 * config/mips/elf64.h: Delete.
13564
13565 2004-08-01 Zack Weinberg <zack@codesourcery.com>
13566
13567 * config/ia64/ia64.c (got_symbolic_operand): Do require a
13568 symbol+offset operand to have its offset be zero mod 0x3fff
13569 when GOT entries are in use. Clarify logic in SYMBOL_REF
13570 case. Clarify comments.
13571 (ia64_expand_load_address): Split a symbol+offset load when
13572 the offset is nonzero mod 0x3fff, not 0x1fff.
13573
13574 2004-08-01 Geoffrey Keating <geoffk@apple.com>
13575
13576 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
13577 if trying to *store* to a non-offsettable address.
13578 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
13579 a nonoffsettable address.
13580 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
13581 Clean up.
13582 (movti_string): Don't move GPRs to a nonoffsettable address.
13583 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
13584
13585 2004-08-02 Ben Elliston <bje@au.ibm.com>
13586
13587 PR target/16155
13588 * config/rs6000/altivec.h: Replace typeof with __typeof__.
13589
13590 2004-08-01 Richard Henderson <rth@redhat.com>
13591
13592 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
13593 variable sized types.
13594
13595 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
13596
13597 * doc/invoke.texi: In the MIPS options section, remove the passage
13598 saying that -mexplicit-relocs is usually disabled for -mabicalls
13599 -fno-unit-at-a-time.
13600 * config/mips/mips.c (override_options): Remove the code that enforced
13601 this rule.
13602
13603 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
13604
13605 * config/mips/mips.md (cprestore): Provide two alternatives, one for
13606 an in-range offset and one for an out-of-range offset. Wrap the latter
13607 in .set macro/.set nomacro if it's inside a .set nomacro block.
13608
13609 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
13610
13611 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
13612 (mips_restore_gp): Declare.
13613 * config/mips/mips.c (mips_add_offset): Add a scratch register
13614 argument. Reimplement in rtl only, reusing MIPS16 logic from
13615 mips_output_mi_thunk.
13616 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
13617 to mips_add_offset.
13618 (mips_gp_save_slot): Delete.
13619 (mips_restore_gp): New function.
13620 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
13621 * config/mips/mips.md (exception_receiver): Turn into a
13622 define_insn_and_split. Use mips_restore_gp to do the split.
13623 (call_internal, call_value_internal, call_value_multiple_internal): Use
13624 mips_restore_gp to restore $gp.
13625
13626 2004-07-31 Andrew Pinski <apinski@apple.com>
13627
13628 PR other/16842
13629 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
13630
13631 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
13632
13633 * c-decl.c (diagnose_mismatched_decls): Give error for external
13634 redeclaration of identifier declared with no linkage, not just
13635 warning with -Wtraditional. Do not check DECL_CONTEXT to give
13636 error for redeclaration with no linkage.
13637
13638 2004-07-30 Geoffrey Keating <geoffk@apple.com>
13639 Fariborz Jahanian <fjahanian@apple.com>
13640
13641 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
13642 non-offsettable addresses even for DImode.
13643 (rs6000_split_multireg_move): Cope with non-offsettable addresses
13644 being moved into multiple GPRs.
13645
13646 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
13647 to 64.
13648 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
13649 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
13650 to 128.
13651 * config/rs6000/darwin-ldouble.c (isless): New macro.
13652 (inf): New macro.
13653 (nonfinite): New macro.
13654 (FPKINF): Delete.
13655 (_xlqadd): Completely rewrite.
13656 (_xlqmul): Correct overflow handling.
13657 (_xlqdiv): Correct overflow handling.
13658 * config/rs6000/darwin-ldouble-format: New file.
13659
13660 2004-07-30 Roger Sayle <roger@eyesopen.com>
13661 Richard Henderson <rth@redhat.com>
13662
13663 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
13664 9 into the equivalent lea instruction.
13665
13666 2004-07-30 Richard Henderson <rth@redhat.com>
13667
13668 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
13669 with DECL_INITIAL if fb_lvalue.
13670 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
13671 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
13672 with <Cxxx>.
13673 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
13674
13675 2004-07-30 Diego Novillo <dnovillo@redhat.com>
13676
13677 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
13678 pointer escapes through a function call, assume that the
13679 callee will dereference it.
13680 (add_pointed_to_var): Assume that VALUE is always an
13681 ADDR_EXPR.
13682 (collect_points_to_info_r): Only call add_pointed_to_var if
13683 the value is an ADDR_EXPR.
13684
13685 2004-07-30 Diego Novillo <dnovillo@redhat.com>
13686
13687 * tree-ssa-alias.c (create_alias_map_for): Do not get the
13688 alias set of the inner type of ARRAY_TYPEs.
13689
13690 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13691
13692 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
13693 setting a non-register to UNDEFINED right before the call to
13694 set_lattice_value.
13695
13696 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
13697
13698 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
13699
13700 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13701
13702 * tree-ssa.c (verify_flow_sensitive_alias_info): When
13703 comparing points-to sets of different pointers, make sure the
13704 second pointer is actually referenced in the code.
13705
13706 2004-07-29 Zack Weinberg <zack@codesourcery.com>
13707
13708 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
13709 (got_symbolic_operand): Remove unreachable code.
13710 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
13711 setjmp_operand; add entry for tls_symbolic_operand.
13712 * config/ia64/ia64-protos.h: Remove all prototypes of
13713 predicate functions.
13714
13715 2004-07-29 Mark Mitchell <mark@codesourcery.com>
13716
13717 * c-common.h (lang_post_pch_load): New variable.
13718 * c-pch.c (lang_post_pch_load): Define it.
13719 (c_common_read_pch): Use it.
13720 * cgraphunit.c (record_call_1): Give the front end a chance to
13721 record additional needed entities when a variable is marked as
13722 needed.
13723 * tlink.c (recompile_files): Robustify.
13724 (scan_linker_output): If a symbol is assigned to a file,
13725 but after recompilation is not present there, issue an error
13726 message.
13727
13728 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13729
13730 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
13731 Take orig_loop argument and pass it to set_level.
13732 (schedule_sm): Pass the correct orig_loop to force_move_till.
13733
13734 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13735
13736 * cfgloop.c (update_latch_info): Update dominator of the new block.
13737 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
13738 info.
13739 * dominance.c (verify_dominators): Check that the dominance tree is
13740 connected.
13741 (recount_dominator): Ignore unreachable blocks.
13742 (iterate_fix_dominators): Cleanup old dominance information before
13743 recomputing it.
13744
13745 2004-07-29 Diego Novillo <dnovillo@redhat.com>
13746
13747 * tree-ssa-operands.c (get_expr_operands): Revert changes
13748 to ADDR_EXPR processing introduced by:
13749 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13750 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
13751
13752 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
13753
13754 * doc/implement-c.texi: Add C90 subclause references. Point to
13755 preprocessor documentation instead of duplicating it. Add points
13756 only present in C90. Fill in documentation for all points.
13757
13758 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13759
13760 * pa.c (output_movb): Correct typo.
13761
13762 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
13763
13764 * ra.h (single_reg_in_regclass): Declare.
13765 * ra.c (single_reg_in_regclass): Define.
13766 (first_hard_reg): New.
13767 (init_ra): Initialize single_reg_in_regclass.
13768 * ra-colorize.c (ok_class): New.
13769 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
13770
13771 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
13772
13773 * gcov-io.h: Allow zero tag as EOF indicator.
13774 (gcov_is_eof): Remove.
13775 (gcov_truncate): Remove.
13776 * gcov-io.c (gcov_seek): Always SEEK_SET.
13777 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
13778 EOF tag.
13779 * coverage.c (read_counts_file): Don't use gcov_is_eof.
13780 * gcov-dump.c (dump_file): Likewise.
13781 * gcov.c (read_graph_file, read_count_file): Likewise.
13782
13783 * c-decl.c (complete_array_type): Don't gratuitously copy
13784 maxindex. Check it always has a type.
13785
13786 2004-07-29 Steven Bosscher <stevenb@suse.de>
13787
13788 * rtl.c (currently_expanding_to_rtl): New.
13789 * rtl.h (currently_expanding_to_rtl): Export it.
13790 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
13791
13792 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
13793 inliner hack.
13794 * config/sh/sh.c: Replace rtx_equal_function_value_matters
13795 with currently_expanding_to_rtl.
13796 * config/sh/sh.md: Likewise.
13797 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
13798
13799 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
13800
13801 Introduce sh2a support.
13802 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
13803 * config.gcc: Build multilibs for sh2a and sh2a-single by
13804 default.
13805 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
13806 default. Split their tests out of the corresponding SH4
13807 multilibs.
13808 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
13809 multilibs for SH2a.
13810 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13811 * config.gcc: Handle sh2a multilibs and cpu selection.
13812 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
13813 * config/sh/t-mlib-sh2a: New.
13814 * config/sh/t-mlib-sh2a-nofpu: New.
13815 * config/sh/t-mlib-sh2a-single: New.
13816 * config/sh/t-mlib-sh2a-single-only: New.
13817 2004-07-09 Nick Clifton <nickc@redhat.com>
13818 Issue 43400
13819 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
13820 -ml and -m2a are used together.
13821 2004-03-23 DJ Delorie <dj@redhat.com>
13822 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
13823 when we have a double-sized FPU.
13824 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
13825 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
13826 is set.
13827 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
13828 -msh2a-single and -msh2a-single-only
13829 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
13830 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
13831 is set.
13832 2004-02-20 DJ Delorie <dj@delorie.com>
13833 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
13834 2004-02-20 Fred Fish <fnf@redhat.com>,
13835 Corinna Vinschen <vinschen@redhat.com>
13836 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
13837 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
13838 2004-02-18 DJ Delorie <dj@redhat.com>
13839 * config/sh/sh.c (broken_move): Add support for movi20.
13840 * config/sh/sh.h: Likewise.
13841 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
13842 * config/sh/sh.md (udivsi3_sh2a): New.
13843 (udivsi3): Call it.
13844 (divsi3_sh2a): New.
13845 (divsi3): Call it.
13846 (mul_r): New.
13847 (ashlsi3_sh2a): New.
13848 (ashrsi3_sh2a): New.
13849 (lshrsi3_sh2a): New.
13850 (movsi_i): Disable for sh2a.
13851 (movsi_ie): Add movi20.
13852 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
13853 sh2a, for -m2a-nofpu mode.
13854 2004-02-13 DJ Delorie <dj@redhat.com>
13855 * config/sh/lib1funcs.asm: Handle double vs single better.
13856 * config/sh/sh.h: Likewise.
13857 2004-02-09 DJ Delorie <dj@redhat.com>
13858 * config/sh/crt1.asm: Add support for sh2a.
13859 * config/sh/elf.h: Likewise.
13860 * config/sh/lib1funcs.asm: Likewise.
13861 * config/sh/sh.c: Likewise.
13862 * config/sh/sh.md: Likewise.
13863 * config/sh/sh.h: Likewise.
13864 * config/sh/t-sh: Likewise.
13865
13866 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13867
13868 * config/frv/frv.md (movqi_internal, movhi_internal,
13869 movsi_internal): Add backup alternatives for memory inputs.
13870
13871 2004-07-28 Matt Austern <austern@apple.com>
13872
13873 * config/darwin.c (darwin_one_byte_bool): New global variable.
13874 * config/darwin.h (darwin_one_byte_bool): Declare.
13875 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
13876 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
13877 value of darwin_one_byte_bool.
13878 * doc/invoke.texi: Document -mone-byte-bool flag.
13879
13880 2004-07-28 Eric Christopher <echristo@redhat.com>
13881
13882 * c-common.c (c_common_unsafe_for_reeval): Delete.
13883 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
13884 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
13885 * calls.c (fix_unsafe_tree): Delete.
13886 (expand_call): Delete code which used above.
13887 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
13888 * expr.c (expand_expr_real_1): Ditto.
13889 * fold-const.c (non_lvalue): Ditto.
13890 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
13891 (lhd_unsafe_for_reeval): Ditto.
13892 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
13893 * langhooks.h (unsafe_for_reeval): Ditto.
13894 (unsave_expr_now): Adjust comment.
13895 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
13896 (estimate_num_insns_1): Ditto.
13897 * tree-pretty-print.c (dump_generic_node): Ditto.
13898 * tree.c (expr_align): Ditto.
13899 (unsave_expr): Delete.
13900 (unsafe_for_reeval): Ditto.
13901 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
13902 * tree.def (UNSAVE_EXPR): Delete.
13903 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
13904
13905 2004-07-28 Zack Weinberg <zack@codesourcery.com>
13906
13907 * tree.h (enum tls_model): Move ...
13908 * coretypes.h: ... here.
13909
13910 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13911
13912 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
13913
13914 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13915
13916 * cse.c (validate_canon_reg): New function, split out from...
13917 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
13918
13919 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13920
13921 * tree-ssa-alias.c (maybe_create_global_var): Don't just
13922 return if .GLOBAL_VAR has been created.
13923
13924 2004-07-28 Diego Novillo <dnovillo@redhat.com>
13925
13926 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
13927 every variable that may have aliases, not just tags.
13928
13929 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
13930
13931 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
13932 move_from_CR_eq_bit.
13933 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
13934
13935
13936 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
13937 e500_flip_eq_bit.
13938
13939 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
13940 output_e500_flip_eq_bit.
13941
13942 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
13943 output_e500_flip_eq_bit.
13944 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
13945 output_e500_flip_eq_bit.
13946 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
13947 (print_operand): case D. Get to EQ bit.
13948
13949 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
13950
13951 * gcov.c (function_summary): Add missing \n.
13952
13953 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
13954
13955 Introduce sh4a support.
13956 * config.gcc: Handle sh4a multilibs and cpu selection.
13957 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
13958 * config/sh/t-mlib-sh4a: New.
13959 * config/sh/t-mlib-sh4al: New.
13960 * config/sh/t-mlib-sh4a-nofpu: New.
13961 * config/sh/t-mlib-sh4a-single: New.
13962 * config/sh/t-mlib-sh4a-single-only: New.
13963 2004-02-20 DJ Delorie <dj@redhat.com>
13964 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
13965 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
13966 2003-08-22 Eric Christopher <echristo@redhat.com>
13967 * config/sh/sh4a.md: Update for chip errata.
13968 2003-08-07 Eric Christopher <echristo@redhat.com>
13969 * config/sh/sh4a.md: New file. sh4a processor description.
13970 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
13971 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
13972 of -m4a-nofpu.
13973 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
13974 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
13975 * doc/invoke.texi (SH Options): Document -m4al.
13976 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
13977 * config/sh/sh.c (expand_block_move): Remove commented-out code
13978 checked in by mistake.
13979 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
13980 single elements from SFmode vectors.
13981 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
13982 register.
13983 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
13984 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
13985 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
13986 sh_fsca_int2sf): Remove variable declarations.
13987 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
13988 sh_fsca_int2sf): New functions.
13989 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
13990 sh_fsca_int2sf_rtx): New static variables.
13991 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
13992 sh_fsca_int2sf): Declare.
13993 * config/sh/sh.md: Adjust.
13994 * doc/invoke.texi (SH Options): Document new options.
13995 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
13996 compatibility from SH4 code.
13997 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
13998 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
13999 early.
14000 (memory_movsrc_operand): Renamed to...
14001 (unaligned_load_operand): ... this. Simplified.
14002 * config/sh/sh.h (PREDICATE_CODES): Adjust.
14003 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
14004 input operand to SImode, and adjust the others. Introduce
14005 post-increment by peephole.
14006 * config/sh/sh.c (expand_block_move): Give the target address the
14007 same mode as the temp reg.
14008 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
14009 copying.
14010 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
14011 Introduce support for SH4a.
14012 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
14013 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
14014 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
14015 sh_fsca_int2sf): New.
14016 (sh_init_builtins): Initialize them.
14017 (print_operand): Support `d'.
14018 (expand_block_move): Use movua if src is misaligned.
14019 (memory_movsrc_operand): New.
14020 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
14021 and one of the SH4 macros.
14022 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
14023 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
14024 SELECT_SH4A_SINGLE): New.
14025 (TARGET_NONE): Add SH4A_BIT.
14026 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
14027 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
14028 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
14029 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
14030 (enum processor_type): Added PROCESSOR_SH4A.
14031 (PREDICATE_CODES): Add memory_movsrc_operand.
14032 * config/sh/sh.md: Removed unused variables.
14033 (attr cpu): Add sh4a.
14034 (attr type): Add movua, fsrra and fsca.
14035 (prefetch): New, for SH4.
14036 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
14037 (toggle_sz): Set type to fp.
14038 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
14039 (movua, extv, extzv): New.
14040 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
14041 and 4a-single-only.
14042
14043 2004-07-28 Diego Novillo <dnovillo@redhat.com>
14044
14045 * tree-optimize.c (init_tree_optimization_passes): Schedule
14046 pass_may_alias right after the program is renamed into SSA.
14047 * tree-pass.h (PROP_alias): Define.
14048 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
14049 * tree-sra.c (pass_sra): Likewise.
14050 * tree-ssa-ccp.c (pass_ccp): Likewise.
14051 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
14052 * tree-ssa-dce.c (pass_dce): Likewise.
14053 * tree-ssa-dom.c (pass_dominator): Likewise.
14054 * tree-ssa-dse.c (pass_dse): Likewise.
14055 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14056 * tree-ssa-loop-ch.c (pass_ch): Likewise.
14057 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14058 * tree-ssa-pre.c (pass_pre): Likewise.
14059 * tree-tailcall.c (pass_tail_recursion): Likewise.
14060 * tree-ssa.c (pass_redundant_phi): Likewise.
14061 * tree-ssa-alias.c (aliases_computed_p): Remove.
14062 Update all users.
14063 (init_alias_info): Do not mark all type tags for renaming
14064 unconditionally.
14065 Clear may_aliases from every symbol.
14066 (setup_pointers_and_addressables): If a pointer has not been
14067 dereferenced and it had a type tag, clear it and mark the old
14068 tag for renaming.
14069
14070 2004-07-28 Diego Novillo <dnovillo@redhat.com>
14071
14072 PR tree-optimization/16705
14073 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
14074 .GLOBAL_VAR.
14075
14076 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14077
14078 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
14079 check.
14080
14081 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
14082 don't make another one.
14083
14084 PR optimization/15077
14085 * function.h (struct function): Add field saved_static_chain_decl.
14086 Fix comment for static_chain_decl.
14087 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
14088 * tree-inline.h (save_body): Add new arg.
14089 * tree-optimize.c (tree_rest_of_compilation): Handle saving
14090 static_chain_decl.
14091
14092 2004-07-27 Richard Henderson <rth@redhat.com>
14093
14094 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
14095 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
14096 is_gimple_addressable.
14097 * tree-gimple.c (is_gimple_addressable): Rename from
14098 is_gimple_addr_expr_arg; accept INDIRECT_REF.
14099 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
14100 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
14101 rename to is_gimple_addressable.
14102
14103 2004-07-28 Alan Modra <amodra@bigpond.net.au>
14104
14105 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
14106
14107 2004-07-27 Richard Henderson <rth@redhat.com>
14108
14109 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
14110 before rounding.
14111
14112 2004-07-27 Zack Weinberg <zack@codesourcery.com>
14113
14114 * libgcc2.c: Change all conditionals testing
14115 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
14116 * libgcc2.h: Likewise.
14117 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
14118 TYPE_PRECISION of float80_type to 80.
14119 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
14120 of fpreg_type and float80_type to 80.
14121 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
14122 * config/m68k/netbsd-elf.h:
14123 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
14124 to evaluate to 80 whenever they would formerly have evaluated to 96.
14125 * config/i386/sco5.h: Remove unnecessary redefinition of
14126 LONG_DOUBLE_TYPE_SIZE.
14127 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
14128 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
14129 XFmode, with a bitsize of 80. Update commentary.
14130 * config/ia64/ia64-modes.def: Likewise.
14131 * config/m68k/m68k-modes.def: Likewise.
14132
14133 2004-07-27 Steven Bosscher <stevenb@suse.de>
14134
14135 * cfgexpand.c (tree_expand_cfg): Fix comment.
14136
14137 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
14138 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
14139 Remove.
14140 (prepare_function_start): Don't set rtx_equal_function_value_matters.
14141 * integrate.c (copy_rtx_and_substitute): Don't test for it.
14142 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
14143 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
14144 here again. Update leading comment.
14145 * rtl.c (rtx_equal_function_value_matters): Remove.
14146 (rtx_equal_p): Don't test for it.
14147 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
14148 Likewise.
14149
14150 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
14151 * rtl.c (note_insn_name): Likewise.
14152 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
14153 * final.c (final_scan_insn): Likewise.
14154
14155 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
14156 * passes.c (rest_of_handle_eh): Do it here.
14157
14158 * stmt.c (struct nesting): Remove struct nesting block member.
14159 (struct stmt_status): Remove x_block_start_count field.
14160 (current_block_start_count): Remove.
14161
14162 2004-07-27 Brian Booth <bbooth@redhat.com>
14163
14164 * tree-optimize.c (register_one_dump_file): Update condition that uses
14165 static_pass_number.
14166 (dup_pass_1): Replace with...
14167 (next_pass_1): This.
14168 (NEXT_PASS): Call next_pass_1.
14169 (DUP_PASS): Remove.
14170 (init_tree_optimization_passes): Remove uses of DUP_PASS.
14171 (execute_one_pass): Update condition that uses
14172 static_pass_number.
14173 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
14174 integer.
14175
14176 2004-07-27 Nick Clifton <nickc@redhat.com>
14177
14178 * config/m32r/m32r.c: Include integrate.h in order to get the
14179 prototype for get_hard_reg_initial_val().
14180
14181 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
14182 and tidy up indentation.
14183 (final_presence_set): Use absence_set instead, so that if there is
14184 nothing in the "o" pipe the "s" pipe can be scheduled.
14185
14186 2004-07-27 Diego Novillo <dnovillo@redhat.com>
14187
14188 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
14189 don't have PT_VARS nor PT_MALLOC set.
14190 Clear name tag from pointers that have not been dereferenced.
14191 (set_pt_anything, set_pt_malloc): Forward declare.
14192 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
14193 not type compatibility when determining if a pointer can be
14194 copy propagated.
14195
14196 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
14197
14198 * expr.h (canonicalize_condition, get_condition): Add an int argument.
14199 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
14200 it to check whether the condition is still valid at the jump insn.
14201 * ifcvt.c (noce_get_condition): Likewise.
14202 (noce_get_alt_condition): Update call to canonicalize_condition.
14203 * loop-iv.c (simplify_using_initial_values): Update call to
14204 get_condition. Remove FIXME.
14205 (check_simple_exit): Update call to get_condition.
14206 * loop-unswitch.c (may_unswitch_on): Likewise.
14207 * loop.c (check_dbra_loop): Likewise.
14208 (canonicalize_condition, get_condition): Add an argument to say whether
14209 the condition must still be valid at INSN.
14210 (get_condition_for_loop): Update call to get_condition. Require that
14211 the condition be valid at INSN.
14212 * predict.c (estimate_probability): Update call to get_condition.
14213 Remove unused earliest parameter.
14214 (expected_value_to_br_prob): Update call to canonicalize_condition.
14215
14216 2004-07-26 Eric Christopher <echristo@redhat.com>
14217
14218 * tree-dfa.c (add_referenced_var): Register initializers of global
14219 variables.
14220
14221 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
14222
14223 * config/i386/i386.c (function_arg): Always treat 8-
14224 and 16-byte wide vectors the same, even if MMX/SSE
14225 are disabled.
14226 (contains_128bit_aligned_vector_p): Add comment.
14227
14228 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
14229
14230 * ra.h (enum node_type): Rename to:
14231 (enum ra_node_type).
14232 * ra-colorize.c: Likewise.
14233
14234 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
14235
14236 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
14237 after simplifying the jump.
14238
14239 2004-06-26 Richard Henderson <rth@redhat.com>
14240
14241 * calls.c (combine_pending_stack_adjustment_and_call): Make
14242 preferred_unit_stack_boundary argument unsigned. Make
14243 unadjusted_alignment unsigned.
14244 (expand_call): Make preferred_stack_boundary and
14245 preferred_unit_stack_boundary variables unsigned.
14246 * function.c (assign_stack_local_1): Make alignment unsigned.
14247 * function.h (struct function): Make stack_alignment_needed,
14248 preferred_stack_boundary unsigned.
14249 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
14250 (ix86_compute_frame_layout): Make stack_alignment_needed,
14251 preferred_alignment variables unsigned.
14252 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
14253
14254 2004-07-26 Tom Tromey <tromey@redhat.com>
14255
14256 * tree.h: Fix typo in comment.
14257
14258 2004-07-26 Daniel Jacobowitz <dan@debian.org>
14259
14260 PR bootstrap/12804
14261 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
14262 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
14263 (ggc_free): Remove incorrect freeing.
14264 (sweep_pages): Advance PP for large pages. Fix indentation.
14265
14266 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
14267
14268 PR rtl-optimization/16643
14269 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
14270 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
14271 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
14272 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
14273 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
14274 * function.c (thread_prologue_and_epilogue_insns): Likewise.
14275 * rtl.h (tracer): Add a flags parameter.
14276 * tracer.c (tracer): Pass it to cfg_layout_initialise.
14277 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
14278 (rest_of_handle_reorder_blocks): Update calls to tracer and
14279 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
14280 (rest_of_handle_tracer): Pass 0 to tracer.
14281 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
14282
14283 2004-07-25 David Edelsohn <edelsohn@gnu.org>
14284
14285 PR target/16239
14286 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
14287 f->f.
14288
14289 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
14290
14291 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
14292 (BINFO_BASE_ACCESS): Adjust.
14293 (BINFO_BASE_ACCESS_APPEND): New.
14294 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
14295 * dbxout.c (dbxout_type): Adjust binfo access accessing.
14296 * dwarf2out.c (gen_member_die): Likewise.
14297 * tree-dump.c (deque_and_dump): Likewise.
14298
14299 2004-07-26 Falk Hueffner <falk@debian.org>
14300
14301 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
14302 costs.
14303
14304 2004-07-25 Roger Sayle <roger@eyesopen.com>
14305
14306 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
14307 value off of the stack if TARGET_USE_FFREEP.
14308
14309 2004-07-26 Bernardo Innocenti <bernie@develer.com>
14310
14311 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
14312 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
14313 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
14314 check on invocation of XRESIZEVEC ().
14315
14316 2004-07-26 Bernardo Innocenti <bernie@develer.com>
14317
14318 * c-common.c (disable_builtin_function): Rename variable n to
14319 new_disabled_builtin.
14320 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
14321 Rename local variable old to old_decl.
14322 * gensupport.c (shift_output_template): Rename parameter old to src.
14323 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
14324 old_rtx and newx to new_rtx.
14325
14326 2004-07-26 Bernardo Innocenti <bernie@develer.com>
14327
14328 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
14329 of c-pragma.h.
14330 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
14331 enum cpp_ttype.
14332 * c-lex.c: Likewise.
14333
14334 2004-07-25 Roger Sayle <roger@eyesopen.com>
14335
14336 * fold-const.c (constant_boolean_node): Make extern.
14337 (make_range): Wrap long lines.
14338 (fold_cond_expr_with_comparison): Remove unnecessary call to
14339 pedantic_non_lvalue. Add missing calls to fold_convert.
14340 (fold_truthop): Add missing calls to fold_convert.
14341 (fold): Likewise.
14342 * tree.h (constant_boolean_node): Add prototype here.
14343 * builtins.c (expand_builtin_strncmp): Add missing calls to
14344 fold_convert.
14345 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
14346 Call fold_convert and constant_boolean_node to correct types.
14347 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
14348 missing call to fold_convert to correct types.
14349
14350 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
14351 Brian Ryner <bryner@brianryner.com>
14352
14353 PR c++/9283
14354 PR c++/15000
14355 * c-common.c (c_common_attribute_table): Allow
14356 handle_visibility_attribute to be called for types.
14357 (handle_visibility_attribute) When given a type, set the visibility
14358 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
14359 so that we can check later whether the attribute was present. Added
14360 warning if attribute applied to non class type.
14361 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
14362 decls and checking that they are consistent.
14363 * common.opt: Added -fvisibility.
14364 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
14365 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
14366 * flags.h, tree.h: Added assorted support defines for overall patch
14367 * opts.c: Added parsing support for -fvisibility.
14368 * tree.c (build_decl): Set visibility for all decls to be whatever
14369 is in force at that time.
14370 * varasm.c (default_binds_local_p_1): Reworked logic determining
14371 when to make a symbol locally bound.
14372 * doc/invoke.texi: Added documentation for -fvisibility and
14373 -fvisibility-inlines-hidden.
14374
14375 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14376
14377 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
14378 * c-common.c: Add missing casts from void * to other types.
14379 * c-decl.c: Likewise.
14380 * c-format.c: Likewise.
14381 * c-lex.c: Likewise.
14382 * c-pragma.c: Likewise.
14383 * c-typeck.c: Likewise.
14384 * defaults.h: Likewise.
14385 * genconstants.c: Likewise.
14386 * gengtype-lex.l: Likewise.
14387 * genmodes.c: Likewise.
14388 * read-rtl.c: Likewise.
14389 * rtl.c: Likewise.
14390
14391 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14392
14393 * bitmap.c: Use type-safe memory allocation macros from libiberty.
14394 * c-common.c: Likewise.
14395 * c-decl.c: Likewise.
14396 * c-lang.c: Likewise.
14397 * c-lex.c: Likewise.
14398 * c-opts.c: Likewise.
14399 * c-parse.in: Likewise.
14400 * c-typeck.c: Likewise.
14401 * genconditions.c: Likewise.
14402 * gengtype-lex.l: Likewise.
14403 * gengtype-yacc.y: Likewise.
14404 * gengtype.c: Likewise.
14405 * genmodes.c: Likewise.
14406 * gensupport.c: Likewise.
14407 * read-rtl.c: Likewise.
14408 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
14409 htab_find_slot().
14410
14411 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14412
14413 * c-decl.c (groktypename, groktypename_in_param_context): Rename
14414 variable typename to type_name.
14415 * c-lex.c (interpret_float): Likewise.
14416
14417 2004-07-25 Roger Sayle <roger@eyesopen.com>
14418
14419 * convert.c (convert_to_real, convert_to_integer,
14420 convert_to_complex): Replace calls to build with calls to buildN.
14421 * coverage.c (tree_coverage_counter_ref): Likewise.
14422 * dojump.c (do_jump): Likewise.
14423 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
14424 * emit-rtl.c (component_ref_for_mem_expr,
14425 set_mem_attributes_minus_bitpos): Likewise.
14426 * explow.c (update_nonlocal_goto_save_area): Likewise.
14427 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
14428 expand_mult_add): Likewise.
14429 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
14430 store_constructor, get_inner_reference, expand_expr_real_1,
14431 try_casesi, try_tablejump): Likewise.
14432 * function.c (expand_function_start): Likewise.
14433 * stmt.c (emit_case_bit_tests, expand_end_case_type,
14434 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
14435 * stor-layout.c (place_union_field, layout_type): Likewise.
14436 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
14437 * varasm.c (copy_constant): Likewise.
14438
14439 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14440
14441 * c-common.c: Rename all identifiers named `new'.
14442 * c-decl.c: Likewise.
14443 * gensupport.c: Likewise.
14444 * simplify-rtx.c: Likewise.
14445 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
14446 with XNEW().
14447 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
14448 with XNEWVEC().
14449
14450 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
14451
14452 PR c/15360
14453 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
14454 declarations until after calling pushdecl.
14455 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
14456 "extern" and not on whether the declaration is initialized.
14457
14458 2004-07-25 Daniel Jacobowitz <dan@debian.org>
14459
14460 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
14461 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
14462 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
14463 "cpplib.h", "c-pragma.h", "c-common.h".
14464 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
14465 (solaris_register_pragmas): New functions.
14466 * config/sol2-protos.h: New file.
14467 * config/sol2.c: New file.
14468 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
14469 (REGISTER_TARGET_PRAGMAS): New macros.
14470 (solaris_pending_aligns, solaris_pending_inits)
14471 (solaris_pending_finis): New variables.
14472 * config/t-sol2 (sol2-c.o): Update dependencies.
14473 (sol2.o): New rule.
14474 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
14475 SUBTARGET_INSERT_ATTRIBUTES.
14476 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
14477 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
14478 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
14479 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
14480 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
14481 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
14482 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
14483 * config/sparc/sparc.c (sparc_attribute_table): New.
14484 (TARGET_INSERT_ATTRIBUTES): Define in terms of
14485 SUBTARGET_INSERT_ATTRIBUTES.
14486 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
14487 is defined.
14488 * doc/extend.texi (Solaris Pragmas): New section.
14489
14490 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14491
14492 * c-common.c: Rename all identifiers named `class' to `cl'.
14493 * c-common.h: Likewise.
14494 * c-parse.in: Likewise.
14495 * c-typeck.c: Likewise.
14496 * genmodes.c: Likewise.
14497 * real.c: Likewise.
14498 * real.h: Likewise.
14499 * recog.c: Likewise.
14500 * recog.h: Likewise.
14501 * regrename.c: Likewise.
14502 * tree.h: Likewise.
14503 * c-common.c (builtin_function_2): Change type of 5th parameter from
14504 int to enum built_in_function. Change type of 8th parameter from int
14505 to bool.
14506 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
14507 with GGC_CNEW().
14508 * c-typeck.c (convert_arguments): Change type of formal_prec from
14509 int to unsigned int.
14510 * genmodes.c (blank_mode): Make a few negative constants unsigned.
14511 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
14512 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
14513 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
14514 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
14515 iterator to for_all_modes () instead of an enum because enums can't
14516 be incremented in C++.
14517
14518
14519 2004-07-25 Daniel Jacobowitz <dan@debian.org>
14520
14521 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
14522 hard registers.
14523
14524 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14525
14526 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
14527 Handle ARRAY_RANGE_REF like ARRAY_REF.
14528
14529 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
14530
14531 * c-typeck.c (digest_init): Don't allow arrays of signed or
14532 unsigned variants of wchar_t to be initialized by wide string
14533 constants. Do allow arrays of enumerated types compatible with
14534 wchar_t to be initialized by wide string constants. Refine tests
14535 distinguishing wide and narrow strings and arrays. Give specific
14536 error for arrays of other integer types initialized by string
14537 constants.
14538 (output_init_element, process_init_element): Check for
14539 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
14540 initializing with string constants.
14541
14542 2004-07-25 Richard Henderson <rth@redhat.com>
14543
14544 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
14545 on the RESULT_DECL.
14546 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14547 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
14548 DECL_IGNORED_P to new decl.
14549
14550 2004-07-24 Zack Weinberg <zack@codesourcery.com>
14551
14552 * config/ia64/ia64.c (general_xfmode_operand)
14553 (destination_xfmode_operand): Delete.
14554 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
14555 * config/ia64/ia64.md (*movxf_internal): Use general_operand
14556 and destination_operand.
14557
14558 2004-07-24 Alexander Kabaev <kan@freebsd.org>
14559
14560 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
14561 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
14562
14563 2004-07-24 Alexander Kabaev <kan@freebsd.org>
14564 Zack Weinberg <zack@codesourcery.com
14565
14566 PR 16684
14567 * c-decl.c (diagnose_mismatched_decls): Don't issue a
14568 redundant-declaration warning the first time a builtin is
14569 declared explicitly.
14570
14571 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14572
14573 * tree.h (staticp): Change return type to bool.
14574
14575 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14576
14577 * c-common.c (c_staticp): Last episode of the staticp saga.
14578
14579 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14580
14581 * c-common.h (c_staticp): Change return type from int to bool.
14582 * tree.c (staticp): Likewise.
14583 * langhooks.h (staticp): Likewise.
14584
14585 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14586
14587 * langhooks-def.h (lhd_staticp): Change return type from int to
14588 bool in prototype to match definition.
14589
14590 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14591
14592 * system.h (bool, true, false): Don't redefine as preprocessor macros
14593 in C++.
14594
14595 2004-07-24 Roger Sayle <roger@eyesopen.com>
14596
14597 * expmed.c (init_expmed): A signed modulus by a power of two is
14598 considered cheap if its less than or equal to four instructions.
14599
14600 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14601
14602 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
14603 GGC_CNEWVAR): New macros.
14604
14605 2004-07-25 Bernardo Innocenti <bernie@develer.com>
14606
14607 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
14608 lists.
14609 * c-decl.c: Likewise.
14610 * c-format.c: Likewise.
14611 * c-lex.c: Likewise.
14612 * c-opts.c: Likewise.
14613 * c-pragma.c: Likewise.
14614 * c-typeck.c: Likewise.
14615 * gencheck.c: Likewise.
14616 * genconditions.c: Likewise.
14617 * genconfig.c: Likewise.
14618 * genflags.c: Likewise.
14619 * gengtype.c: Likewise.
14620 * gensupport.c: Likewise.
14621 * ggc-none.c: Likewise.
14622 * langhooks.c: Likewise.
14623 * statistics.h: Likewise.
14624 * stub-objc.c: Likewise.
14625 * java/decl.c: Likewise.
14626
14627 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
14628
14629 * config/m68k/m68k.c (output_scc_di): Fix coding style.
14630 (symbolic_operand): Fix prototype.
14631 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
14632 * config/m68k/m68k.md: Add constants for registers a0 and sp and
14633 use them, change from the "{...}" syntax to the simpler {...}
14634 syntax.
14635 (*cfv4_extendqisi2): Fix destination predicate.
14636 * config/m68k/m68k-protos.h: Remove various declarations also
14637 generated via PREDICATE_CODES.
14638
14639 2004-07-23 Mike Stump <mrs@apple.com>
14640
14641 * c-typeck.c (convert_for_assignment): Tightened up pointer
14642 converstions that differ in signedness.
14643
14644 2004-07-23 Zack Weinberg <zack@codesourcery.com>
14645
14646 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
14647
14648 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14649
14650 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
14651 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
14652
14653 * gimplify.c (gimplify_compound_lval): Check for no handled
14654 operations, rather than checking for explicit list of nodes.
14655 (is_gimple_addr_expr_arg_or_indirect): New function.
14656 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
14657 redundant setting of TREE_INVARIANT.
14658 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
14659 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
14660
14661 2004-07-23 Diego Novillo <dnovillo@redhat.com>
14662
14663 PR tree-optimization/16688
14664 PR tree-optimization/16689
14665 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
14666 unnecessary initialization of 'tag'.
14667 (get_tmt_for): Check that the new type tag has the same alias
14668 set as the pointed-to type.
14669 (group_aliases): Only regular variables need to be removed
14670 from the alias set of a name tag.
14671 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
14672 propagation if the two types are not compatible.
14673 (merge_alias_info): Rename from replace_ssa_names_ann.
14674 Add more checking.
14675 (replace_exp_1): If both arguments are SSA_NAMEs, check that
14676 the propagation can be done.
14677 Only call merge_alias_info on pointers.
14678 (propagate_value): Likewise.
14679 * tree-ssa-copyrename.c: Include langhooks.h.
14680 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
14681 to do the merging.
14682 Do not coalesce variables with incompatible types.
14683 (rename_ssa_copies): Call replace_ssa_name_symbol.
14684 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
14685 the same type as the underlying _DECL.
14686 * tree-ssanames.c (replace_ssa_name_symbol): New function.
14687 * tree.h (replace_ssa_name_symbol): Declare.
14688
14689 2004-07-23 Richard Henderson <rth@redhat.com>
14690
14691 PR c++/16277
14692 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
14693 unshare it properly.
14694 (gimplify_modify_expr_rhs): Push assignment from a conditional into
14695 the conditional for all non-register types.
14696
14697 2004-07-23 Richard Henderson <rth@redhat.com>
14698
14699 * expr.c (expand_expr_real_1): Don't handle non-local variables.
14700 * expr.h (fix_lexical_addr): Remove.
14701 * function.c (NEED_SEPARATE_AP): Remove.
14702 (fix_lexical_addr): Remove.
14703 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
14704 not null decl_function_context.
14705 (create_alias_vars): Likewise.
14706 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
14707 (simple_goto_p): Likewise.
14708 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
14709 * tree-ssa-ccp.c (get_default_value): Likewise.
14710 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14711 * tree.c (needs_to_live_in_memory): Likewise.
14712 * tree-flow-inline.h (may_be_aliased): Move...
14713 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
14714 when TREE_STATIC variables may be addressable.
14715
14716 2004-07-24 Jakub Jelinek <jakub@redhat.com>
14717
14718 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
14719
14720 2004-07-23 Zack Weinberg <zack@codesourcery.com>
14721
14722 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
14723 bitmap contents if GENERATOR_FILE is defined.
14724 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
14725 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
14726
14727 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
14728
14729 * c-decl.c (start_function): Form composite type of function types
14730 rather than copying type from previous prototype declaration.
14731
14732 2004-07-23 Janis Johnson <janis187@us.ibm.com>
14733
14734 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
14735 the const qualifier for the second argument in the C++ functions.
14736
14737 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
14738 specific pointer types.
14739
14740 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
14741 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
14742 for vector bool and/or vector pixel, add C++ and C missing support.
14743 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
14744 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
14745 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
14746 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
14747 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
14748 missing C++ and C support for vector bool and/or vector pixel.
14749 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
14750 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
14751 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
14752 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
14753 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
14754 C++ and C types used for vector bool and/or vector pixel.
14755 (vec_st, vec_stl): Add C++ support for vector pixel.
14756 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
14757 (vec_all_ne): Add C++ support for vector pixel.
14758
14759 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
14760 (vec_vmulesb): Add missing C++ function.
14761 (vec_perm): Fix type of third argument in C++ function.
14762 (vec_vsum4shs): Fix C++ function name.
14763 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
14764 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
14765 argument passed to the error handler in C macro.
14766 (vec_nmsub): Remove extra parens around argument names in C macro.
14767 (vec_packpx): Add missing parens in C macro.
14768
14769 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
14770
14771 * machmode.def: Remove vector modes.
14772 * config/alpha/alpha-modes.def: Add supported vector modes.
14773 * config/arm/arm-modes.def: Likewise.
14774 * config/frv/frv-modes.def: Likewise.
14775 * config/i386/i386-modes.def: Likewise.
14776 * config/rs6000/rs6000-modes.def: Likewise.
14777 * config/sh/sh-modes.def: Likewise.
14778
14779 2004-07-23 Matthias Klose <doko@debian.org>
14780
14781 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
14782 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
14783 * config.h: Regenerate.
14784 * configure: Likewise.
14785
14786 2004-07-22 Mark Mitchell <mark@codesourcery.com>
14787
14788 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
14789 generated SYMBOL_REFs for labels.
14790 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
14791 Change prototype.
14792 (machopic_stub_name): Remove.
14793 (machopic_indirection_name): New function.
14794 (machopic_mcount_stub_name): Likewise.
14795 (machopic_classify_name): Remove.
14796 (machopic_function_base_sym): New function.
14797 (machpoic_classify_symbol): Likewise.
14798 (machopic_classify_ident): Remove.
14799 (machopic_define_ident): Likewise.
14800 (machopic_define_name): Likewise.
14801 (machopic_name_defined_p): Likewise.
14802 (machopic_ident_defined_p): Likewise.
14803 (darwin_strip_name_encoding): Likewise.
14804 (machopic_define_symbol): New function.
14805 * config/darwin.c (hashtab.h): Include.
14806 (machopic_defined_list): Remove.
14807 (machopic_classify_ident): Likewise.
14808 (machopic_classify_name): Likewise.
14809 (machopic_ident_defined_p): Likewise.
14810 (machopic_define_ident): Likewise.
14811 (machopic_define_name): Likewise.
14812 (machopic_symbol_defined_p): New function.
14813 (machopic_classify_symbol): Likewise.
14814 (machopic_data_defined_p): Use machopic_classify_symbol.
14815 (machopic_define_symbol): New function.
14816 (machopic_function_base_sym): New function.
14817 (machopic_non_lazy_pointers): Remove.
14818 (machopic_non_lazy_ptr_name): Likewise.
14819 (machopic_stubs): Likewise.
14820 (machopic_stub_name): Likewise.
14821 (NON_LAZY_POINTER_SUFFIX): New macro.
14822 (STUB_SUFFIX): Likewise.
14823 (machopic_indirection): New structure.
14824 (machopic_indirections): New variable.
14825 (machopic_indirection_hash): New function.
14826 (machopic_indirection_eq): Likewise.
14827 (machopic_indirection_name): Likewise.
14828 (machopic_mcount_stub_name): New function.
14829 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
14830 hash table.
14831 (machopic_indirect_data_reference): Rework to use new functions.
14832 (machopic_indirect_call_target): Likewise.
14833 (machopic_legitimize_pic_address): Likewise.
14834 (machopic_output_indirection): New function.
14835 (machopic_finish): Use it.
14836 (machopic_operand_p): Rework to use new functions.
14837 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
14838 (darwin_strip_name_encoding): Remove.
14839 (update_non_lazy_ptrs): Remove.
14840 (update_stubs): Likewise.
14841 (darwin_non_lazy_pcrel): Use new functions.
14842 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
14843 (ASM_OUTPUT_LABELREF): Likewise.
14844 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
14845 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
14846 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
14847 (TARGET_STRIP_NAME_ENCODING): Do not use
14848 darwin_strip_name_encoding.
14849 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
14850 darwin_strip_name_encoding.
14851 * config/i386/darwin.h (FUNCTION_PROFILER): Use
14852 machopic_mcount_stub_name.
14853 * config/i386/i386.c (x86_output_mi_thunk): Use
14854 machopic_indirection_name, not machopic_stub_name.
14855 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
14856 machopic_function_base_sym.
14857 (print_operand): Use machopic_classify_symbol.
14858 (rs6000_emit_prologue): Use machopic_function_base_sym.
14859 (output_profile_hook): Do not use machopic_stub_name.
14860 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
14861
14862 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14863
14864 PR c/7284
14865 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
14866 as multiplication.
14867
14868 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
14869
14870 * doc/implement-c.texi: New file.
14871 * doc/extend.texi (C Implementation): Move to there.
14872 * doc/gcc.texi: Include implement-c.texi.
14873 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
14874
14875 2004-07-22 Jason Merrill <jason@redhat.com>
14876
14877 * integrate.c (copy_decl_for_inlining): Remove invisible reference
14878 handling.
14879 * tree-inline.c (setup_one_parameter): Likewise.
14880
14881 2004-07-22 Brian Booth <bbooth@redhat.com>
14882
14883 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
14884 (substitute_and_fold): Propigate into VUSE operands when possible.
14885 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
14886 (cp_lattice_meet): Handle merging of latticevalues when
14887 UNKNOWN_VAL is present.
14888 (visit_stmt): Visit assignments with V_MUST_DEFs.
14889 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
14890 (ccp_fold): Deal with RHS' that are constant and virtual.
14891 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
14892 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
14893 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
14894 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
14895 computing immediate uses.
14896 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
14897 transition.
14898 (replace_vuse_in): New function.
14899 (likely_value): Add check of vuse operands.
14900 (get_default_value): Set the default value of virtually defined
14901 variables to UKNOWN_VAL instead of VARYING.
14902
14903 2004-07-22 Richard Henderson <rth@redhat.com>
14904
14905 * expr.c (emit_push_insn): Don't use set_mem_attributes.
14906
14907 2004-07-22 Richard Henderson <rth@redhat.com>
14908
14909 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
14910 variables due to conditional compilation.
14911
14912 2004-07-22 Diego Novillo <dnovillo@redhat.com>
14913
14914 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
14915 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
14916 Release SSA names that have been re-renamed.
14917 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
14918 variable.
14919 * tree-ssa-alias.c (init_alias_info): If aliases have been
14920 computed before, clear existing alias information.
14921 (create_name_tags): Do no fixup PT_ANYTHING pointers.
14922 If the new name tag for a pointer is different than the one it
14923 had before, mark the old tag for renaming.
14924 (replace_may_alias): New function.
14925 (group_aliases): Call it.
14926 (setup_pointers_and_addressables): Always call get_tmt_for.
14927 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
14928 once.
14929 (set_pt_anything): New local function.
14930 (set_pt_malloc): New local function.
14931 (merge_pointed_to_info): Don't merge pointed-to variables from
14932 the original pointer if the destination is pointing to an
14933 unknown location.
14934 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
14935 (add_pointed_to_var): Do not add a variable to the points-to
14936 set if the pointer is already pointing to anywhere.
14937 (collect_points_to_info_r): If the defining statement is a PHI
14938 node, only merge pointed-to information if the argument has
14939 already been visited.
14940 (get_tmt_for): Only create a new tag if the pointer didn't
14941 have one already.
14942 (dump_alias_info): Emit more information.
14943 (dump_points_to_info_for): Likewise.
14944 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
14945 try to get the annotation of an SSA_NAME.
14946 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
14947 alias sets when checking is enabled.
14948 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
14949 (eliminate): Mark basic blocks that will need
14950 EH information cleaned up.
14951 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
14952 predecessor.
14953 Initialize need_eh_cleanup.
14954 (fini_pre): Call tree_purge_all_dead_eh_edges and
14955 cleanup_tree_cfg if needed.
14956 Free need_eh_cleanup.
14957 * tree-ssa.c (verify_ssa_name): New function.
14958 (verify_def): Call it.
14959 Re-arrange to avoid printing too many error messages.
14960 (verify_use): Likewise.
14961 (verify_phi_args): Likewise.
14962 (verify_flow_insensitive_alias_info): New function.
14963 (verify_flow_sensitive_alias_info): New function.
14964 (verify_alias_info): New function.
14965 (verify_ssa): Call verify_alias_info.
14966 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
14967 program.
14968 Re-arrange to avoid printing too many error messages.
14969 * tree-ssanames.c (make_ssa_name): Clear
14970 SSA_NAME_IN_FREE_LIST.
14971 (release_ssa_name): Never release a default definition.
14972 (release_defs): New function.
14973 * tree.h: Declare it.
14974 * tree-ssa-dce.c (remove_dead_stmt): Call it.
14975
14976 2004-07-22 Diego Novillo <dnovillo@redhat.com>
14977
14978 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
14979 If true, do a depth-first search. Do a breadht-first search,
14980 otherwise.
14981 (walk_use_def_chains): Add new argument IS_DFS.
14982 Update all users.
14983 * tree-flow.h (walk_use_def_chains): Update prototype.
14984
14985 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
14986
14987 * config/cris/cris.md: Tweak formatting.
14988 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
14989 (mover2side, moverside, movemside, movei, op3, andu): Replace
14990 live define_peephole:s with define_peephole2 near-equivalents.
14991 Delete the rest.
14992 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
14993 word-size modes.
14994 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
14995 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
14996 "*mov_sidesi_mem" respectively.
14997
14998 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
14999
15000 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
15001 (gimplify_build1): Move from tree-complex.c do_unop.
15002 (gimplify_build2): Move from tree-complex.c do_binop.
15003 (gimplify_build3): New.
15004 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
15005 Adjust throughout to call the functions above.
15006 * tree-flow.h: Declare the functions above.
15007 * tree-nested.c (gimplify_val): Rename to...
15008 (tsi_gimplify_val): ... this.
15009
15010 * Makefile.in (tree_complex.o): Update dependencies.
15011 (stor-layout.o): Depend on regs.h.
15012 * c-common.c (handle_vector_size_attribute): Update for
15013 vector types without corresponding vector modes.
15014 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
15015 a corresponding vector mode is not available.
15016 * print-tree.c (print_node): Print nunits for vector types
15017 * regclass.c (have_regs_of_mode): New.
15018 (init_reg_sets_1): Initialize it and use it instead
15019 of allocatable_regs_of_mode.
15020 * regs.h (have_regs_of_mode): Declare it.
15021 * stor-layout.c (layout_type): Pick a mode for vector types.
15022 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
15023 build_replicated_const, do_unop, do_binop, do_plus_minus,
15024 do_negate, expand_vector_piecewise, expand_vector_parallel,
15025 expand_vector_addition, expand_vector_operations_1,
15026 expand_vector_operations, tree_lower_operations,
15027 pass_lower_vector_ssa, pass_pre_expand): New.
15028 (expand_complex_operations, pass_lower_complex): Remove.
15029 * tree-optimize.c (init_tree_optimization_passes): Adjust
15030 pass ordering for changes in tree-complex.c.
15031 * tree-pass.h: Declare new passes.
15032 * tree.c (finish_vector_type): Remove.
15033 (make_vector_type): New.
15034 (build_vector_type_for_mode, build_vector_type): Rewritten.
15035 * tree.def (VECTOR_TYPE): Document where the number of
15036 subparts is stored.
15037 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
15038 (make_vector): Remove declaration.
15039
15040 2004-07-21 Richard Henderson <rth@redhat.com>
15041
15042 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
15043 TREE_THIS_VOLATILE, may_aliases, or optimization level.
15044 (remove_useless_vars): Dump debugging info.
15045 (expand_used_vars): Move ...
15046 * cfgexpand.c (expand_used_vars): ... here. Make static.
15047 * tree-flow-inline.h (set_is_used): New.
15048 (set_default_def): Use get_var_ann.
15049 * tree-flow.h: Update decls.
15050 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
15051 (create_ssa_var_map): Use it.
15052 * tree-ssa.c (set_is_used): Remove.
15053
15054 2004-07-22 Ben Elliston <bje@au.ibm.com>
15055
15056 * gdbinit.in: Set a breakpoint on internal_error.
15057
15058 2004-07-21 Richard Henderson <rth@redhat.com>
15059
15060 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
15061 to create a new basic block.
15062
15063 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
15064
15065 PR c/15052
15066 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
15067 return type on function definitions. Move other warnings for
15068 qualified return type to -Wreturn-type. Do not condition any such
15069 warnings on -pedantic. Update comments.
15070 (start_function): Only copy function type from previous prototype
15071 declaration if return types are compatible.
15072 * c-typeck.c (function_types_compatible_p): Don't condition
15073 warning for incompatibility of volatile qualifiers on the return
15074 type on -pedantic. Update comment.
15075 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
15076
15077 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
15078
15079 * c-typeck.c (set_init_index): Require designator to be of integer
15080 type.
15081
15082 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
15083
15084 PR c/11250
15085 * c-parse.in (init): Change to exprtype.
15086 (primary): Set original_code for STRING to STRING_CST.
15087 Call maybe_warn_string_init for compound literals.
15088 (initdcl, notype_initdcl): Call maybe_warn_string_init.
15089 (initval): Update.
15090 * c-tree.h (maybe_warn_string_init): New.
15091 (pop_init_level, process_init_element): Use struct c_expr.
15092 (struct c_expr): Update comment.
15093 * c-typeck.c (maybe_warn_string_init): New function.
15094 (digest_init): Call it. Additional parameter strict_string. All
15095 callers changed.
15096 (output_init_element): Likewise.
15097 (struct constructor_stack): Use struct c_expr for
15098 replacement_value.
15099 (really_start_incremental_init, push_init_level): Update.
15100 (pop_init_level): Update. Return struct c_expr.
15101 (process_init_level): Update. Take struct c_expr argument.
15102
15103 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
15104
15105 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
15106 commit.
15107
15108 2004-07-21 Eric Christopher <echristo@redhat.com>
15109
15110 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
15111 removal.
15112 * c-decl.c (pop_scope): Ditto.
15113 * calls.c (expand_call): Remove call to current_nesting_level,
15114 update comment accordingly. Remove calls to expand_start_target_temps
15115 and expand_end_target_temps.
15116 * cfgexpand.c (construct_init_block): Remove call to
15117 expand_start_bindings_and_block.
15118 (construct_exit_block): Remove call to expand_end_bindings.
15119 * expr.c (safe_from_p): Remove BIND_EXPR handling.
15120 (expand_expr_real_1): Ditto. Fix formatting.
15121 (expand_vars): Delete.
15122 * stmt.c (POPSTACK): Remove block_stack.
15123 (stmt_status): Remove x_block_stack.
15124 (block_stack): Delete.
15125 (expand_start_bindings_and_block): Ditto.
15126 (expand_start_target_temps): Ditto.
15127 (expand_end_target_temps): Ditto.
15128 (current_nesting_level): Ditto.
15129 (warn_about_unused_variables): Ditto.
15130 (expand_end_bindings): Ditto.
15131 * tree.h: Remove declarations for above.
15132
15133 2004-07-21 Steven Bosscher <stevenb@suse.de>
15134
15135 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
15136 * rtl.c (note_insn_name): Likewise.
15137 * print-rtl.c (print_rtx): Don't print it.
15138 * cfgrtl.h (can_delete_note_p): Don't handle it.
15139 (rtl_delete_block): Likewise.
15140 * passes.c (rest_of_handle_guess_branch_prob): Remove.
15141 (rest_of_compilation): Don't call it.
15142 * predict.c (process_note_predictions, process_note_prediction,
15143 note_prediction_to_br_prob): Remove.
15144 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
15145 * stmt.c (return_prediction): Remove.
15146 (expand_value_return): Don't call it. Don't add prediction
15147 notes for return statements.
15148
15149 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
15150
15151 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
15152 once.
15153
15154 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
15155
15156 * c-common.c (vector_types_convertible_p): Use vector types'
15157 TYPE_SIZE and TREE_TYPE instead of their mode.
15158 * convert.c (convert_to_integer): Likewise.
15159 (convert_to_vector): Likewise.
15160 * fold-const.c (fold_convert): Likewise.
15161 * varasm.c (output_constant): Likewise.
15162 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
15163 Allow a VECTOR_TYPE initializer to be made of several vectors.
15164 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
15165 of cleared and need_to_clear, and use fold_convert.
15166 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
15167 integer vectors.
15168
15169 2004-07-20 Richard Henderson <rth@redhat.com>
15170
15171 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
15172 (expand_gimple_basic_block): out from here. Renamed from expand_block.
15173
15174 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
15175
15176 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
15177 enormous cost if not TARGET_HARD_MUL.
15178
15179 2004-07-20 Andrew Pinski <apinski@apple.com>
15180
15181 PR target/16557
15182 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
15183 (ASM_SPEC): here.
15184
15185 2004-07-21 Paul brook <paul@codesourcery.com>
15186
15187 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
15188
15189 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15190
15191 * fold-const.c (operand_equal_p): Temporarily support NULL args.
15192 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
15193 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
15194
15195 2004-07-20 Zack Weinberg <zack@codesourcery.com>
15196
15197 * rtl.h (plus_constant): Delete.
15198 (plus_constant_wide): Rename to plus_constant.
15199 (plus_constant_for_output_wide): Delete vestigial prototype.
15200 (GEN_INT): Remove unnecessary cast.
15201 * tree.h (build_int_2, size_int_type): Delete.
15202 (build_int_2_wide): Rename to build_int_2.
15203 (size_int_wide): Rename to size_int_kind.
15204 (size_int_type_wide): Rename to size_int_type.
15205 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
15206 Remove unnecessary cast.
15207 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
15208 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
15209 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
15210 (size_int_type_wide): Rename size_int_type.
15211 (int_const_binop): Use size_int_type.
15212 * c-lex.c (interpret_integer): Use build_int_2.
15213 * final.c (split_double): Remove unnecessary casts.
15214 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
15215
15216 2004-07-20 Richard Henderson <rth@redhat.com>
15217
15218 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
15219 (gimplify_compound_lval): Use is_gimple_tmp_reg.
15220 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
15221 (is_gimple_tmp_reg): New.
15222 * tree-gimple.h (is_gimple_tmp_reg): Declare.
15223
15224 2004-07-20 Richard Henderson <rth@redhat.com>
15225
15226 * tree-pretty-print.c (dump_generic_node): Dump
15227 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
15228
15229 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
15230
15231 * tree-mudflap.c (mf_set_options_fndecl): New tree.
15232 (mudflap_init): Set it.
15233 (mudflap_register_call): Remove __mf_init call.
15234 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
15235 to pass "-ignore-reads" option to libmudflap if needed.
15236
15237 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
15238
15239 PR c++/14607
15240 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
15241 (MAKE_DECL_ONE_ONLY): Undefine.
15242 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
15243 readonly_data, one_only_data_section, forget_section): New prototypes.
15244 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
15245 functions.
15246 (pa_select_section): Add one-only (COMDAT) support.
15247 * pa.h (struct machine_function): Define.
15248 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
15249 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
15250 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
15251 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
15252 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
15253 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
15254 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
15255 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
15256 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
15257 for EXTRA_SECTION_FUNCTIONS.
15258 * doc/install.texi: Update binutils requirements.
15259
15260 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
15261
15262 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
15263 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
15264 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
15265 size_t.
15266 (struct VEC): Use unsigned for num and alloc.
15267 * vec.c (struct vec_prefix): Likewise.
15268 (vec_o_reserve): Adjust.
15269
15270 * dbxout.c (dbxout_type): Fix printf format.
15271
15272 * tree.h (binfo_member): Remove.
15273 * tree.c (binfo_member): Remove.
15274
15275 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
15276
15277 * tree.h: Include vec.h
15278 (DEF_VEC_P(tree)): New type.
15279 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
15280 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
15281 (BINFO_LANG_SLOT): Remove.
15282 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
15283 (struct tree_binfo): Turn base_binfos into a trailing
15284 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
15285 (binfo_lang_slots): Remove.
15286 * tree.c (binfo_lang_slots): Remove.
15287 (make_tree_binfo_stat): Take a base binfo count, not a
15288 lang slot count. Adjust.
15289 * Makefile.in (TREE_H): Add vec.h
15290 * alias.c (record_component_aliases): Adjust BINFO access.
15291 * dbxout.c (dbxout_type): Likewise.
15292 * dwarf2out.c (gen_member_die): Likewise.
15293 * sdbout.c (sdbout_one_type): Likewise.
15294 * tree-dump.c (deque_and_dump): Likewise.
15295 * config/i386/i386.c (classify_argument,
15296 contains_128bit_aligned_vector_p): Likewise.
15297 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
15298 * doc/c-tree.texi (Classes): Update BINFO documentation.
15299
15300 2004-07-20 Steven Bosscher <stevenb@suse.de>
15301
15302 * c-common.h (check_case_value): Remove prototype.
15303 (c_add_case_label): Adjust prototype.
15304 * c-common.c (check_case_value): Make static.
15305 (check_case_bounds): New function.
15306 (c_add_case_label): Use it. Take new argument orig_type.
15307 * c-typeck.c (struct c_switch): New orig_type field.
15308 (c_start_case): Set it.
15309 (do_case): Pass it to c_add_case_label.
15310 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
15311 cases from here. Add the labels in reverse order.
15312 * stmt.c (struct case_node): Adjust comment. Remove balance field.
15313 (add_case_node): Return nothing, don't check for duplicate cases.
15314 Insert new case nodes in a list, not in an AVL tree.
15315 (expand_end_case_type): Don't turn a case tree into a case list.
15316 (case_tree2list): Remove.
15317 * tree.h (add_case_node): Adjust prototype.
15318
15319 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
15320
15321 * genattr.c (struct range, struct function_unit,
15322 write_units, extend_range, init_range): Remove them.
15323 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
15324 Output "#define INSN_SCHEDULING" here.
15325 * genattrtab.c (struct range, struct function_unit_op,
15326 struct function_unit, struct dimension, enum operator,
15327 operate_exp, expand_units, simplify_knowing,
15328 encode_units_mask, simplify_by_exploding,
15329 find_and_mark_used_attributes, unmark_used_attributes,
15330 add_values_to_cover, increment_current_value,
15331 test_for_current_value, simplify_with_current_value,
15332 simplify_with_current_value_aux, gen_unit,
15333 write_unit_name, write_function_unit_info,
15334 write_complex_function, write_toplevel_expr,
15335 find_single_value, extend_range): Remove.
15336 (write_attr_get): Do not handle common_av->value
15337 being an FFS.
15338 (struct attr_desc): Remove func_units_p and blockage_p.
15339 (write_attr_valueq): Do not handle them.
15340 (find_attr): Do not clear them.
15341 (make_internal_attr): Do not initialize them.
15342 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
15343 * sched-vis.c (init_target_units, insn_print_units,
15344 init_block_visualization, print_block_visualization,
15345 visualize_scheduled_insns, visualize_no_unit,
15346 visualize_stall_cycles, visualize_alloc,
15347 visualize_free, target_units, get_visual_tbl_length,
15348 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
15349 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
15350 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
15351 * haifa-sched.c (blockage_range, clear_units,
15352 schedule_unit, actual_hazard, potential_hazard,
15353 insn_unit, unit_last_insn, unit_tick,
15354 actual_hazard_this_instance, potential_hazard,
15355 schedule_unit, max_insn_queue_index_value): Remove.
15356 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
15357 max_insn_queue_index.
15358 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
15359 * doc/md.texi (Processor pipeline description): Remove
15360 references to old pipeline descriptions.
15361 (Automaton pipeline description): Merge with the above.
15362 (Old pipeline description, Comparison of the two descriptions):
15363 Remove.
15364
15365 * bt-load.c (migrate_btr_def): Remove references to
15366 use_pipeline_interface.
15367 * haifa-sched.c (insn_cost, schedule_insn,
15368 schedule_block, advance_one_cycle, sched_init,
15369 queue_to_ready, sched_finish): Likewise.
15370 * modulo-sched.c (sms_schedule, advance_one_cycle,
15371 ps_has_conflicts): Likewise.
15372 * sched-rgn.c (init_ready): Likewise.
15373 (debug_dependencies): Likewise, and remove an "if (1)".
15374 * target.h (use_dfa_pipeline_interface): Remove.
15375 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15376 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15377 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15378 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15379 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15380 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15381 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15382 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15383 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15384 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15385 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15386 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15387 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15388 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15389 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15390 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15391 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15392 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15393 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
15394
15395 2004-07-19 Roger Sayle <roger@eyesopen.com>
15396
15397 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
15398
15399 2004-07-19 Jeff Law <law@redhat.com>
15400
15401 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
15402 (get_eq_expr_value): Use it. Simplify slightly.
15403
15404 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
15405
15406 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
15407 (umulsidi3_32bit_r4000): Likewise.
15408
15409 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
15410
15411 * vec.h: Propagate location information properly.
15412 (VEC_T_iterate): Add result pointer parameter.
15413 (VEC_T_space): New.
15414 (VEC_T_reserve): Use it.
15415
15416 2004-07-19 Daniel Jacobowitz <dan@debian.org>
15417
15418 * Makefile.in (c-format.o): Depend on c-format.h.
15419 * c-format.h: New file.
15420 (struct format_char_info): Add CHAIN member.
15421 * c-format.c: Move some types and constants to c-format.h.
15422 (format_type_error): Set to -1.
15423 (struct function_format_info): Use an int for format_type.
15424 (decode_format_type): Return an int. Return format_type_error
15425 on error.
15426 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
15427 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
15428 (scan_char_table, time_char_table, monetary_char_table): Initialize
15429 CHAIN to NULL.
15430 (n_format_types): New variable.
15431 (check_format_info_main): Handle CHAIN in format_char_info.
15432 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
15433 TARGET_N_FORMAT_TYPES.
15434 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
15435 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
15436 * config/sol2-c.c: New file.
15437 * config/t-sol2: New file.
15438 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
15439 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
15440 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
15441
15442 * doc/extend.texi (Target Format Checks): New section.
15443 (Function Attributes): Mention it.
15444 * doc/invoke.texi: Mention target format checks.
15445 * doc/sourcebuild.texi: Mention target format checks.
15446 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
15447 TARGET_FORMAT_TYPES.
15448
15449 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
15450
15451 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
15452 added.
15453 * config/s390/s390.c (regclass_map initializer): Register 35 added to
15454 ADDR_REGS.
15455 (load_multiple_operation, store_multiple_operation): Removed
15456 pointless sanity check.
15457 (s390_decompose_address): Added check for return_address_pointer_rtx.
15458 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
15459 (s390_return_address_offset): New function.
15460 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
15461 (FRAME_REGNO_P): Added check for register 35.
15462 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
15463 REG_ALLOC_ORDER): Appended entry for register 35.
15464 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
15465 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
15466 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
15467 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
15468 is eliminable using stack pointer or hard frame pointer.
15469 (REGISTER_NAMES): Added name for register 35.
15470 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
15471 pointless sanity check.
15472
15473 2004-07-19 Roger Sayle <roger@eyesopen.com>
15474
15475 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
15476 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
15477 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
15478 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
15479 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
15480 (fold_relational_const): Tidy up handling of floating point
15481 comparisons by calling real_compare. Remove tree_expr_nonzero_p
15482 transformation; fold_relational_const assumes constant operands.
15483
15484 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
15485
15486 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
15487 directory.
15488
15489 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
15490
15491 * c-tree.h (struct c_expr): Define.
15492 (C_SET_EXP_ORIGINAL_CODE): Remove.
15493 (parser_build_binary_op, build_compound_expr): Update prototypes.
15494 * c-parse.in (%union): Add exprtype.
15495 (FUNC_NAME): Mark as ttype.
15496 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
15497 exprtype.
15498 (expr): Update. Define directly in terms of expr_no_commas
15499 instead of using nonnull_exprlist.
15500 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
15501 offsetof_member_designator, typespec_nonreserved_nonattr, init,
15502 initval, designator, component_declarator,
15503 component_notype_declarator, enumerator, array_declarator,
15504 condition, exexpr, switch_statement, stmt_nocomp, stmt,
15505 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
15506 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
15507 where appropriate.
15508 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
15509 * c-common.c (c_common_truthvalue_conversion): Don't check
15510 C_EXP_ORIGINAL_CODE.
15511 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
15512 Don't use C_EXP_ORIGINAL_CODE.
15513 (default_conversion, default_function_array_conversion): Don't use
15514 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
15515 (internal_build_compound_expr): Merge into build_compound_expr.
15516 (build_compound_expr): Take two operands instead of a TREE_LIST.
15517 * objc/objc-act.c (get_super_receiver): Update calls to
15518 build_compound_expr.
15519
15520 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
15521
15522 * config/sh/sh.c (sh_use_dfa_interface): Remove.
15523 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
15524 hook_int_void_1.
15525 * config/sh/sh.md: Extract pipeline descriptions
15526 into separate files.
15527 * config/sh/sh1.md: New file, extracted from sh.md.
15528 * config/sh/sh4.md: New file, extracted from sh.md.
15529 * config/sh/shmedia.md: New file, extracted from sh.md
15530 and rewritten using new-style pipeline description.
15531
15532 2004-07-18 Zack Weinberg <zack@codesourcery.com>
15533
15534 * config/pa/pa.md: Delete the two remaining define_peephole
15535 patterns.
15536
15537 2004-07-18 Steven Bosscher <stevenb@suse.de>
15538 Joseph S. Myers <jsm@polyomino.org.uk>
15539
15540 * c-common.c (c_common_truthvalue_conversion): Don't warn if
15541 TREE_NO_WARNING is set.
15542
15543 2004-07-18 Roger Sayle <roger@eyesopen.com>
15544
15545 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
15546 simplify_builtin_strncmp): Delete.
15547 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
15548 Change argument to accept an arglist instead of an "exp". Assume
15549 that the return type is always integer_type_node. Copy missing
15550 transformations from their now obsolete simplify_builtin_*
15551 equivalents.
15552 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
15553 fold_builtin_strcmp and fold_builtin_strncmp.
15554 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
15555 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
15556 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
15557
15558 2004-07-18 Daniel Jacobowitz <dan@debian.org>
15559
15560 * Makefile.in (tree-alias-common.o): Update dependencies.
15561
15562 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
15563
15564 * cfgloop.c (flow_loop_nested_p): Fix comment.
15565
15566 2004-07-17 Jason Merrill <jason@redhat.com>
15567
15568 PR c++/16115
15569 * stor-layout.c (relayout_decl): New fn.
15570 * tree.h: Declare it.
15571 (DECL_BY_REFERENCE): New macro.
15572
15573 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
15574
15575 * libgcc2.c (__enable_execute_stack): New symbol.
15576 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
15577 and declare __enable_execute_stack.
15578 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
15579 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
15580 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
15581 ENABLE_EXECUTE_STACK.
15582 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
15583 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
15584 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
15585 ENABLE_EXECUTE_STACK.
15586 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
15587 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
15588 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
15589 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
15590 ENABLE_EXECUTE_STACK.
15591 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
15592 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
15593 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
15594 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
15595 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
15596 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
15597 (sparc64_initialize_trampoline): Likewise.
15598 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
15599
15600 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
15601
15602 * langhooks.h (builtin_function): New langhook.
15603 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
15604 (LANG_HOOKS_INITIALIZER): Update.
15605 * tree.h (builtin_function): Remove.
15606 * doc/tm.texi: Update.
15607 * c-tree.h (builtin_function): Declare.
15608 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
15609 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
15610 config/ia64/ia64.c, config/iq2000/iq2000.c,
15611 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
15612 config/stormy16/stormy16.c: All callers of builtin_function
15613 changed.
15614
15615 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
15616
15617 PR target/16556
15618 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
15619 Remove white space after the backslash.
15620
15621 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15622
15623 PR rtl-optimization/16294
15624 * resource.c (return_insn_p): New predicate.
15625 (mark_target_live_regs): Use it. Special-case return insns.
15626 (init_resource_info): Use it. Don't scan the epilogue past
15627 a return.
15628
15629 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15630
15631 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
15632 destroy dominance information.
15633 * passes.c (rest_of_handle_loop2): Free dominance information.
15634 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
15635 jump threading.
15636 (thread_jumps): Update dominance information and remove unreachable
15637 blocks.
15638 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
15639 information and remove the unreachable block.
15640
15641 2004-07-17 Graham Stott <graham.stott@btinternet.com>
15642
15643 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
15644
15645 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
15646
15647 * doc/sourcebuild.texi: Remove libf2c entry.
15648
15649 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
15650
15651 * config/i386/i386.md (movv16qi_internal): Fix typo.
15652
15653 2004-07-17 Steven Bosscher <stevenb@suse.de>
15654
15655 * final.c (final_scan_insn): Fix broken commit from previous
15656 patch.
15657
15658 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
15659
15660 * c-typeck.c (parser_build_binary_op): Condition warnings for
15661 X<=Y<=Z on -Wparentheses instead of -Wextra.
15662 * doc/invoke.texi: Update. Document that most of -Wparentheses is
15663 supported for C only.
15664
15665 2004-07-17 Steven Bosscher <stevenb@suse.de>
15666
15667 * cfgcleanup.c (try_simplify_condjump): Don't remove line
15668 notes to avoid unreachable code warnings.
15669 * toplev.c (backend_init): Don't emit line notes for
15670 unreachable code warnings.
15671
15672 * combine.c (distribute_notes): Don't distribute a
15673 REG_VTABLE_REF note.
15674 * final.c (final_scan_insn): Don't handle it.
15675 * rtl.c (reg_note_name): Remove it.
15676 * rtl.h (enum reg_node): Dito.
15677
15678 * emit-rtl.c (force_line_numbers, restore_line_number_status):
15679 Remove.
15680 * rtl.h (force_line_numbers, restore_line_number_status):
15681 Remove prototypes.
15682
15683 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
15684 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
15685 (using_eh_for_cleanups): Also moved here.
15686
15687 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
15688 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
15689 to expand_start_case and add_case_node.
15690 * stmt.c (struct nesting): Cleanup unused fields condition_code,
15691 last_unconditional_cleanup, nominal_type, printname, and
15692 line_number_status.
15693 (struct fixup_goto): Remove.
15694 (struct stmt_status): Remove x_goto_fixup_chain field.
15695 (goto_fixup_chain): Remove.
15696 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
15697 pushcase, pushcase_range): Remove.
15698 (expand_start_bindings_and_block): Don't set unused fields in
15699 the nesting stack.
15700 (expand_start_case, add_case_node): Cleanup unused formal arguments.
15701 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
15702 instead of emit_jump_if_reachable.
15703 (emit_case_nodes): Likewise.
15704 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
15705 static.
15706 (update_eh_label): Work around left-over exception handing regions.
15707 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
15708 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
15709 (pass_cleanup_cfg_post_optimizing): New pass.
15710 (init_tree_optimization_passes): Run the new pass after all
15711 optimizations.
15712 * tree.h (pushcase, pushcase_range): Remove prototypes.
15713 (expand_start_case, add_case_node): Update prototypes.
15714
15715 2004-07-16 Krister Walfridsson <cato@df.lth.se>
15716
15717 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
15718
15719 2004-07-16 Richard Henderson <rth@redhat.com>
15720
15721 * builtins.c (std_expand_builtin_va_arg): Remove.
15722 (expand_builtin_va_arg): Remove.
15723 * expr.h: Don't declare them.
15724 * gimplify.c (mark_decls_volatile_r): Remove.
15725 (copy_if_shared_r): Don't call it.
15726 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
15727 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
15728 * gimple-low.c (lower_stmt): Likewise.
15729 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
15730 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
15731 * tree-ssa-operands.c (get_expr_operands): Likewise.
15732 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
15733 EXPAND_BUILTIN_VA_ARG.
15734 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
15735 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
15736 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
15737 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
15738
15739 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
15740
15741 * tree-ssa-pre.c (insert_aux): Break out if we hit
15742 a critical edge.
15743
15744 2004-07-16 Richard Henderson <rth@redhat.com>
15745
15746 * basic-block.h (remove_fake_exit_edges): Declare.
15747 * cfganal.c (remove_fake_predecessors): Rename from
15748 remove_fake_successors; iterate over predecessors.
15749 (remove_fake_exit_edges): New.
15750 * cfgcleanup.c (try_optimize_cfg): Use it.
15751 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
15752 * predict.c (estimate_probability): Likewise.
15753 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
15754 * tree-cfg.c (make_edges): Likewise.
15755 * tree-ssa-pre.c (fini_pre): Likewise.
15756 * profile.c (instrument_edges): Don't remove_fake_edges.
15757 (branch_prob): Do it earlier here.
15758
15759 2004-07-16 Richard Henderson <rth@redhat.com>
15760
15761 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
15762 switchification wrt CONSTRUCTOR. Document the reason.
15763
15764 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
15765
15766 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
15767 that prevented descriptive __mf_check source location strings.
15768
15769 2004-07-16 Richard Henderson <rth@redhat.com>
15770
15771 * tree-def (WITH_SIZE_EXPR): New.
15772 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
15773 * expr.c (expand_expr_real_1): Likewise.
15774 * gimplify.c (maybe_with_size_expr): New.
15775 (gimplify_arg, gimplify_modify_expr): Use it.
15776 (gimplify_modify_expr_to_memcpy): Take size parameter.
15777 (gimplify_modify_expr_to_memset): Likewise.
15778 (gimplify_expr): Handle WITH_SIZE_EXPR.
15779 * tree-alias-common.c (find_func_aliases): Likewise.
15780 * tree-eh.c (tree_could_trap_p): Likewise.
15781 (tree_could_throw_p): Likewise.
15782 * tree-gimple.c (is_gimple_lvalue): Likewise.
15783 (get_call_expr_in): Likewise.
15784 * tree-inline.c (estimate_num_insns_1): Likewise.
15785 (expand_calls_inline): Likewise.
15786 * tree-nested.c (convert_call_expr): Likewise.
15787 * tree-pretty-print.c (dump_generic_node): Likewise.
15788 * tree-sra.c (sra_walk_expr): Likewise.
15789 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
15790 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
15791 * tree-ssa-operands.c (get_expr_operands): Likewise.
15792 * tree-tailcall.c (find_tail_calls): Likewise.
15793
15794 * calls.c (expand_call): Reset old_stack_allocated after
15795 calling emit_stack_restore.
15796
15797 2004-07-16 Richard Henderson <rth@redhat.com>
15798
15799 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
15800 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
15801 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
15802 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15803 copy_res_decl_for_inlining.
15804
15805 * tree-inline.c (declare_return_variable): New modify_dest argument.
15806 Use it as the return value, when possible or manditory. Handle
15807 TREE_ADDRESSABLE types.
15808 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
15809 replacement of CALL_EXPR.
15810
15811 2004-07-16 Richard Henderson <rth@redhat.com>
15812
15813 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
15814 * gimple-low.c (expand_var_p): Don't check it.
15815 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
15816 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
15817 * tree-ssa-operands.c (add_stmt_operand): Likewise.
15818 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
15819 (find_referenced_vars): Don't call them.
15820 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
15821
15822 2004-07-16 Richard Henderson <rth@redhat.com>
15823
15824 * function.c (pass_by_reference): True for all variable sized types.
15825
15826 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
15827
15828 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
15829 * tree-pretty-print.c: Include tree-chrec.h.
15830 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
15831 and POLYNOMIAL_CHREC nodes.
15832
15833 2004-07-16 Steve Ellcey <sje@cup.hp.com>
15834
15835 * builtins.c (expand_builtin_stpcpy): Do not create temporary
15836 reg with VOIDmode.
15837
15838 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
15839
15840 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
15841
15842 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
15843
15844 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
15845 to BASE_REGNUM.
15846 * config/s390/s390.c: Likewise.
15847 * config/s390/s390.h: Likewise.
15848
15849 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15850
15851 * config/mips/mips.md (addsi3, adddi3): Remove special handling
15852 of $sp adds. Remove REGNO checks from mips16 patterns.
15853
15854 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15855
15856 * config/mips/mips.md: Delete outdated comment.
15857
15858 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15859
15860 * config/mips/mips.c (get_float_compare_codes): Delete.
15861 (mips_emit_compare): New function, mostly extracted from
15862 get_float_compare_codes and gen_conditional_branch.
15863 (gen_conditional_branch, gen_conditional_move): Use it.
15864
15865 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
15866
15867 * genautomata.c (add_vect): Speedup by using integers as
15868 bit-vectors for walking through the comb_vect and finding
15869 a match.
15870
15871 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15872
15873 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
15874 operand is an uns_arith_operand; use subtraction otherwise.
15875 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
15876 not just arith_operands.
15877
15878 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15879
15880 * config/mips/mips-protos.h (gen_int_relational): Delete.
15881 (mips_emit_scc): Declare.
15882 * config/mips/mips.c (internal_test): Delete.
15883 (sle_operand, sleu_operand): New functions.
15884 (map_test_to_internal_test, gen_int_relational): Delete.
15885 (mips_emit_binary, mips_relational_operand_ok_p)
15886 (mips_emit_int_relational, mips_zero_if_equal)
15887 (mips_emit_scc): New functions.
15888 (gen_conditional_branch): Rework to use mips_emit_int_relational.
15889 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
15890 sleu_operand.
15891 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
15892 (sltu, sleu): Use mips_emit_scc.
15893 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
15894 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
15895 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
15896
15897 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15898
15899 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
15900
15901 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15902
15903 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
15904 (*sne_[sd]i): Likewise sne_[sd]i_zero.
15905 (*sgt_[sd]i): ...and sgt_[sd]i.
15906 (*slt_[sd]i): ...and slt_[sd]i.
15907 (*sgtu_[sd]i): ...and sgtu_[sd]i.
15908 (*sltu_[sd]i): ...and sltu_[sd]i.
15909 (*sleu_[sd]i): ...and sleu_[sd]i_const.
15910 Name previously unnamed mips16 patterns. Formatting fixes.
15911
15912 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15913
15914 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
15915 (branch_type): Delete.
15916 (gen_conditional_branch, gen_conditional_move)
15917 (mips_gen_conditional_trap): Update after name change. Get the
15918 comparison mode from cmp_operands[0].
15919 * config/mips/mips.h (cmp_type, branch_type): Delete.
15920 (cmp_operands): Renamed from branch_cmp.
15921 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
15922 name change. Don't set branch_type.
15923 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
15924 mode class of cmp_operands[0] rather than branch_type. Update after
15925 name change.
15926
15927 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15928
15929 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
15930 of 0...255 to 0 when inside a SET.
15931
15932 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
15933
15934 * config/mips/mips.md: Remove mips16 define_peepholes.
15935
15936 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
15937
15938 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
15939 (fini_pre): Remove fake edges.
15940
15941 2004-07-15 Richard Henderson <rth@redhat.com>
15942
15943 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
15944 (get_indirect_ref_operands, get_call_expr_operands): ... these.
15945
15946 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
15947
15948 * vec.h (VEC_address): New function.
15949
15950 2004-07-14 Jason Merrill <jason@redhat.com>
15951
15952 PR middle-end/15885
15953 * gimplify.c (gimplify_arg): New fn, split out from...
15954 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
15955
15956 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
15957
15958 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
15959 generate code which is generated by pushqi1 now
15960 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
15961
15962 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
15963
15964 * combine.c (simplify_set): match the mode of the constant 0 with
15965 the tested operand to match the compare behaviour and the
15966 simplify_relational_operation() expectation.
15967
15968 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
15969
15970 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
15971 ("bordered"): Same.
15972
15973 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
15974
15975 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
15976 unconditionally.
15977 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
15978
15979 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
15980
15981 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
15982 calls in mips16 code.
15983
15984 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
15985
15986 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
15987 the destination of the li as well as for the neg.
15988
15989 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
15990
15991 g++/15861
15992 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
15993 * cgraph.h: Update declaration.
15994 * c-decl.c (build_cdtor): Update call with default priority.
15995 * coverage.c (create_coverage): Ditto.
15996 * tree-mudflap.c (mf_init_fndecl): New tree.
15997 (mudflap_init): Set it.
15998 (mudflap_register_call): Arrange to call __mf_init before the first
15999 __mf_register call.
16000 (mudflap_finish_file): Mark the mudflap static initializer as extra
16001 high priority, to beat all C++ static constructors.
16002
16003 2004-07-15 Jeff Law <law@redhat.com>
16004
16005 * loop.c (check_insn_for_givs): Restore check for code labels that was
16006 accidentally deleted by a recent checkin.
16007
16008 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
16009
16010 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
16011 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
16012
16013 2004-07-14 Richard Henderson <rth@redhat.com>
16014
16015 * print-tree.c (print_node): Fix casts last change.
16016
16017 2004-07-15 Paul Brook <paul@codesourcery.com>
16018
16019 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
16020 to TARGET_UNWIND_INFO.
16021 * except.c (output_function_exception_table): Ditto.
16022 * except.h: Ditto.
16023 * opts.c (decode_options): Ditto.
16024 * passes.c (rest_of_handle_final): Ditto.
16025 * final.c (final_start_function): Ditto.
16026 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
16027 target hook.
16028 * targhooks.h (default_unwind_emit): Declare.
16029 * targhooks.c (default_unwind_emit): New function.
16030 * target-def.h: Define and use TARGET_UNWIND_EMIT.
16031 * target.h (struct gcc_target): Add unwind_emit.
16032 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
16033 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
16034 Remove IA64_UNWIND_EMIT.
16035 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
16036
16037 2004-07-14 Richard Henderson <rth@redhat.com>
16038
16039 * print-tree.c (print_node): Handle SSA_NAME.
16040
16041 2004-07-14 James E Wilson <wilson@specifixinc.com>
16042
16043 PR target/16325
16044 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
16045 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
16046
16047 2004-07-15 Jakub Jelinek <jakub@redhat.com>
16048
16049 * expr.c (expand_assignment): Reenable bitfield += optimizations.
16050 Use alias set 0 for memory, do proper mode calculations and adjust
16051 address for memories.
16052
16053 2004-07-14 Per Bothner <per@bothner.com>
16054
16055 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
16056 structure with extra column field.
16057 * tree.c (expand_location): Also fill in column field.
16058 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
16059 gets confused by the two conditionally-compiled definitions.
16060
16061 2004-07-14 Eric Christopher <echristo@redhat.com>
16062
16063 * calls.c (expand_call): Fix typo in comment.
16064
16065 2004-07-14 Steve Ellcey <sje@cup.hp.com>
16066
16067 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
16068 comparision of TFmode.
16069
16070 2004-07-14 Richard Henderson <rth@redhat.com>
16071
16072 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
16073 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
16074 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
16075 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16076 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
16077 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16078 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16079 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
16080 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
16081
16082 2004-07-14 Mike Stump <mrs@apple.com>
16083
16084 * config/darwin.h (WINT_TYPE): Define to be int to match
16085 system header files.
16086
16087 2004-07-14 Bob Wilson <bob.wilson@acm.org>
16088
16089 * config/xtensa/xtensa.c (function_arg_advance): Check for args
16090 that must be passed in the stack.
16091 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
16092 arguments if the size is not a constant.
16093
16094 2004-07-14 Per Bothner <per@bothner.com>
16095
16096 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
16097 instead of EXPR_LOCUS in a boolean context, which is always true
16098 if --enable-mapped-location.
16099 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
16100
16101 2004-07-14 Richard Henderson <rth@redhat.com>
16102
16103 * dominance.c (struct dom_info): Add fake_exit_edge.
16104 (init_dom_info): Allocate it.
16105 (free_dom_info): Free it.
16106 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
16107 in two passes.
16108 (calc_idoms): Honor fake_exit_edge.
16109
16110 2004-07-13 Jason Merrill <jason@redhat.com>
16111
16112 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
16113 (rhs_test_for): New fn.
16114 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
16115 * tree-gimple.h: Declare them.
16116 * gimplify.c (gimplify_modify_expr): Use the new fns.
16117
16118 2004-07-14 Richard Henderson <rth@redhat.com>
16119
16120 * config/arm/arm-protos.h (arm_va_arg): Remove.
16121 * config/arm/arm.c (arm_va_arg): Remove.
16122 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
16123 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
16124
16125 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16126
16127 * pa.c (fix_range): New function to mark a range(s) of registers as
16128 fixed registers.
16129 (override_options): Call fix_range if the -mfixed-range option string
16130 is not empty.
16131 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
16132 * doc/invoke.texi (-mfixed-range): Document new option.
16133
16134 2004-07-14 David Edelsohn <edelsohn@gnu.org>
16135
16136 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
16137 for TARGET_64BIT.
16138 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
16139
16140 2004-07-14 Roger Sayle <roger@eyesopen.com>
16141
16142 * expmed.c (expand_sdiv_pow2): New function to expand signed division
16143 by a positive power of two, split out from expand_divmod. Provide
16144 an alternate implementation when shifts are expensive. Lower the
16145 threshold for using a branchless implementation to BRANCH_COST >= 2.
16146 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
16147
16148 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
16149
16150 * tree-dfa.c (make_rename_temp): *Really* work just
16151 like create_tmp_var if called while outside SSA form.
16152
16153 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
16154
16155 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
16156 for division by zero.
16157 ("umodsi3"): Likewise.
16158
16159 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
16160
16161 * config/mips/mips.c (mips_output_move): When generating mips16 code,
16162 force loads of negative constants to be split.
16163 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
16164 Generalize SImode li/neg splitter to cope with other modes.
16165
16166 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
16167
16168 * expmed.c: Remove more references to QUEUED in the comments.
16169 * expr.c: Likewise.
16170
16171 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
16172
16173 Revert:
16174 2004-07-13 Richard Henderson <rth@redhat.com>
16175 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
16176 correctly.
16177
16178 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
16179
16180 * tree-dfa.c (make_rename_temp): Work just like
16181 create_tmp_var if called while outside SSA form.
16182
16183 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
16184
16185 * expr.c (enqueue_insn, finish_expr_for_function,
16186 protect_from_queue, queued_subexp_p, mark_queue,
16187 emit_insns_enqueued_after_mark, emit_queue,
16188 expand_increment): Remove.
16189 (store_constructor): Expand increment as an assignment.
16190 (expand_expr_real_1 <case PREINCREMENT_EXPR,
16191 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
16192 case POSTDECREMENT_EXPR>): Abort.
16193 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
16194 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
16195 protect_from_queue, emit_queue, queued_subexp_p): Remove.
16196 * function.h (pending_chain, x_pending_chain): Remove.
16197 * rtl.def (QUEUED): Remove.
16198
16199 * emit-rtl.c (copy_insn_1, copy_most_rtx,
16200 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
16201 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
16202 encode_units_mask): Likewise.
16203 * local-alloc.c (equiv_init_varies_p): Likewise.
16204 * rtl.c (copy_rtx): Likewise.
16205 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
16206 * simplify-rtx.c (simplify_gen_subreg): Likewise.
16207 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
16208
16209 * builtins.c (expand_builtin, expand_builtin_apply,
16210 expand_builtin_mathfn, expand_builtin_mathfn_2,
16211 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
16212 Remove calls to emit_queue and protect_from_queue.
16213 * calls.c (expand_call, precompute_arguments,
16214 precompute_register_parameters, rtx_for_function_call,
16215 store_one_arg): Likewise.
16216 * dojump.c (do_compare_and_jump, do_jump): Likewise.
16217 * explow.c (memory_address): Likewise.
16218 * expmed.c (clear_by_pieces_1, clear_storage,
16219 clear_storage_via_libcall, emit_group_load,
16220 emit_group_store, emit_store_flag,
16221 expand_expr_real_1, store_by_pieces,
16222 store_constructor, store_expr, try_casesi,
16223 try_tablejump): Likewise.
16224 * function.c (expand_pending_sizes): Likewise.
16225 * optabs.c (emit_cmp_and_jump_insns,
16226 emit_conditional_add, emit_conditional_move,
16227 expand_fix, expand_float, prepare_cmp_insn): Likewise.
16228 * stmt.c (emit_case_bit_tests,
16229 expand_asm_expr, expand_computed_goto,
16230 expand_decl_init, expand_end_case_type,
16231 expand_end_stmt_expr, expand_expr_stmt_value,
16232 expand_return, expand_start_case,
16233 optimize_tail_recursion): Likewise.
16234 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
16235 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
16236
16237 2004-07-14 Ben Elliston <bje@au.ibm.com>
16238
16239 * vec.h: Comment fix.
16240
16241 2004-07-13 Richard Henderson <rth@redhat.com>
16242
16243 * target.h (struct gcc_target): Add calls.pass_by_reference.
16244 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
16245 * function.c (pass_by_reference): Use the hook.
16246 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
16247 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
16248 (hook_pass_by_reference_must_pass_in_stack): New.
16249 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
16250 (alpha_pass_by_reference): New.
16251 (TARGET_PASS_BY_REFERENCE): New.
16252 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16253 * config/arc/arc.c (arc_pass_by_reference): New.
16254 (TARGET_PASS_BY_REFERENCE): New.
16255 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16256 (FUNCTION_ARG_CALLEE_COPIES): True.
16257 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
16258 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
16259 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
16260 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16261 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16262 * config/cris/cris.c (cris_pass_by_reference): New.
16263 (TARGET_PASS_BY_REFERENCE): New.
16264 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
16265 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
16266 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16267 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
16268 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16269 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
16270 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
16271 (frv_function_arg_pass_by_reference): Remove.
16272 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16273 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
16274 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
16275 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
16276 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16277 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
16278 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
16279 (ia64_pass_by_reference): Rename from
16280 ia64_function_arg_pass_by_reference.
16281 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16282 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16283 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
16284 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
16285 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
16286 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16287 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
16288 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
16289 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
16290 (m32r_pass_by_reference): Adjust prototype. Make static.
16291 Handle mode sizes correctly.
16292 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16293 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
16294 (m68hc11_function_arg_pass_by_reference): Remove.
16295 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16296 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
16297 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
16298 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16299 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
16300 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
16301 (mips_va_arg): Use pass_by_reference.
16302 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
16303 Handle mode sizes correctly.
16304 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16305 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
16306 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
16307 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
16308 (mmix_pass_by_reference): Rename from
16309 mmix_function_arg_pass_by_reference.
16310 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16311 (FUNCTION_ARG_CALLEE_COPIES): True.
16312 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
16313 (mn10300_pass_by_reference): New.
16314 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16315 (FUNCTION_ARG_CALLEE_COPIES): True.
16316 * config/pa/pa.c (pa_pass_by_reference): New.
16317 (TARGET_PASS_BY_REFERENCE): New.
16318 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16319 (FUNCTION_ARG_CALLEE_COPIES): True.
16320 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
16321 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
16322 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
16323 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16324 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
16325 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
16326 (s390_pass_by_reference): Rename from
16327 s390_function_arg_pass_by_reference.
16328 (s390_function_arg_advance): Don't query pass-by-ref.
16329 (s390_function_arg): Likewise.
16330 (s390_gimplify_va_arg): Use pass_by_reference.
16331 (s390_call_saved_register_used): Likewise.
16332 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16333 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
16334 (shcompact_byref, sh_pass_by_reference): New.
16335 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16336 (SHCOMPACT_BYREF): Remove.
16337 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
16338 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
16339 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
16340 (sparc_gimplify_va_arg): Use pass_by_reference.
16341 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16342 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16343 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
16344 (v850_pass_by_reference): New.
16345 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16346 (FUNCTION_ARG_CALLEE_COPIES): True.
16347 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
16348 FUNCTION_ARG_PASS_BY_REFERENCE docs.
16349
16350 2004-07-14 Richard Henderson <rth@redhat.com>
16351 Richard Sandiford <rsandifo@redhat.com>
16352
16353 * config/mips/mips-protos.h (mips_va_arg): Delete.
16354 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
16355 * config/mips/mips.c: Include tree-gimple.h.
16356 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
16357 (mips_arg_info): Remove special handling of must_pass_in_stck args.
16358 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
16359 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
16360
16361 2004-07-13 Bob Wilson <bob.wilson@acm.org>
16362
16363 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
16364 arguments for COND_EXPR in big-endian adjustment code.
16365
16366 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16367
16368 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
16369 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
16370 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
16371 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
16372
16373 2004-07-13 Diego Novillo <dnovillo@redhat.com>
16374
16375 PR tree-optimization/16443
16376 * tree-ssa-alias.c: Add more description for
16377 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
16378 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
16379 clobbering of call-clobbered and addressable variables. If
16380 there are any before aliases have been computed, add them.
16381
16382 2004-07-13 Diego Novillo <dnovillo@redhat.com>
16383
16384 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
16385 verification.
16386
16387 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
16388
16389 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
16390 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
16391 to the same type.
16392
16393 2004-07-13 Per Bothner <per@bothner.com>
16394
16395 * collect2.c (main): Handle --no-demangle and --demangle flags.
16396
16397 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
16398
16399 * Makefile.in (OBJS-common): Add tree-data-ref.o.
16400 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
16401 (tree-data-ref.o): New rule.
16402 * lambda.h: New file.
16403 * tree-data-ref.c: New file.
16404 * tree-data-ref.h: New file.
16405 * tree.c (int_cst_value, tree_fold_gcd): New functions.
16406 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
16407
16408 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16409
16410 PR target/13926
16411 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
16412 * config/sparc/sparc.c (output_ubranch): New function.
16413 * config/sparc/sparc.md (jump pattern): Use it.
16414
16415 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16416
16417 PR target/16494
16418 * config/sparc/sparc.c (output_cbranch): Properly guard
16419 the code handling far branches with TARGET_V9.
16420 * config/sparc/sparc.md (length attribute): Document the
16421 side-effect of having a length greater or equal to 3.
16422
16423 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16424 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
16425
16426 PR target/15186
16427 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
16428 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
16429
16430 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16431 Martin Sebor <sebor@roguewave.com>
16432
16433 PR target/12602
16434 * doc/invoke.texi (SPARC options): Document -threads
16435 and -pthreads on Solaris.
16436
16437 2004-07-13 Richard Henderson <rth@redhat.com>
16438
16439 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
16440 by reference.
16441 (ind_gimplify_va_arg_expr): Remove.
16442 * tree.h (ind_gimplify_va_arg_expr): Remove.
16443 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
16444 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
16445 argsp to be null.
16446
16447 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
16448 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
16449 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
16450 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
16451 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
16452
16453 2004-07-13 Richard Henderson <rth@redhat.com>
16454
16455 * function.c (pass_by_reference): New.
16456 (assign_parm_find_data_types): Use it.
16457 * calls.c (initialize_argument_information): Likewise.
16458 (emit_library_call_value_1): Likewise.
16459 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
16460 * function.h (pass_by_reference): Declare.
16461
16462 2004-07-13 Richard Henderson <rth@redhat.com>
16463
16464 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
16465 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
16466 * expr.h (MUST_PASS_IN_STACK): Remove.
16467 * system.h (MUST_PASS_IN_STACK): Poison.
16468 * tree.h (must_pass_in_stack_var_size): Declare.
16469 (must_pass_in_stack_var_size_or_pad): Declare.
16470 * calls.c (must_pass_in_stack_var_size): New.
16471 (must_pass_in_stack_var_size_or_pad): Rename from
16472 default_must_pass_in_stack.
16473 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
16474 (TARGET_MUST_PASS_IN_STACK): New.
16475 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
16476 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
16477 (TARGET_MUST_PASS_IN_STACK): New.
16478 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
16479 * config/frv/frv.c (frv_must_pass_in_stack): New.
16480 (TARGET_MUST_PASS_IN_STACK): New.
16481 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
16482 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
16483 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
16484 (ix86_must_pass_in_stack): Make static.
16485 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
16486 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
16487 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
16488 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
16489 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
16490 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
16491 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
16492 (mcore_must_pass_on_stack): Remove.
16493 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
16494 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
16495 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
16496 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
16497 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
16498 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
16499 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
16500 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
16501 (TARGET_MUST_PASS_IN_STACK): New.
16502 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
16503 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
16504 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
16505 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
16506 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
16507 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
16508 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
16509 MUST_PASS_IN_STACK.
16510
16511 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
16512 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
16513 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
16514 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
16515 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
16516 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
16517 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
16518 config/xtensa/xtensa.c: Use target hook.
16519
16520 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
16521
16522 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
16523 * configure: Rebuilt.
16524
16525 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
16526
16527 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
16528 * config/mips/mips.h (mips_reg_names): Don't declare.
16529 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
16530 (TARGET_NAME_REGS): Delete.
16531 (TARGET_SWITCHES): Remove -mrnames.
16532 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
16533 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
16534 in REGISTER_NAMES.
16535 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
16536 (override_options): Remove handling of TARGET_NAME_REGS.
16537
16538 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
16539
16540 * config/mips/mips.h (TARGET_*): Boolify.
16541
16542 2004-07-12 Nick Clifton <nickc@redhat.com>
16543
16544 * config.gcc: Add sh-*-symbianelf target.
16545 * config/sh/sh.c: Add new target macros:
16546 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
16547 TARGET_CXX_IMPORT_EXPORT_CLASS.
16548 (sh_file_start): Create a definition of the .directive section.
16549 (sh_attribute): Add dllimport and dllexport attributes.
16550 * config/sh/symbian-pre.h: New file.
16551 * config/sh/symbian-post.h: New file.
16552 * config/sh/symbian.c: New file. Contains Symbian specific
16553 functions.
16554 * config/sh/sh-protos.h: Add prototypes for new functions
16555 provided by symbian.c.
16556 * config/sh/t-symbian: New file.
16557 * doc/extend.texi: Document support for dllimport and dllexport
16558 attributes by the sh-symbianelf target.
16559
16560 2004-07-12 James E Wilson <wilson@specifixinc.com>
16561
16562 * Makefile.in (AR): Use @AR@ not ar.
16563 (NM): New.
16564 (AR_FOR_TARGET): Use $(AR) not ar for native.
16565 (NM_FOR_TARGET): Use $(NM) not nm for native.
16566 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
16567 * configure: Regenerate.
16568
16569 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
16570
16571 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
16572 special case.
16573 (ashldi3_sp64): Likewise.
16574
16575 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16576
16577 PR target/16477
16578 * pa.c (function_arg): Update comment.
16579 * pa.h (BLOCK_REG_PADDING): Define.
16580
16581 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16582
16583 PR tree-optimization/16461
16584 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
16585 arguments of phi nodes.
16586
16587 2004-07-12 Devang Patel <dpatel@apple.com>
16588
16589 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
16590
16591 2004-07-12 Steve Ellcey <sje@cup.hp.com>
16592
16593 * function.c (expand_function_start): Ensure r_save is in Pmode.
16594 * calls.c (prepare_call_address): Ensure static_chain_value is
16595 in Pmode.
16596 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
16597 r_save_area are in Pmode.
16598 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
16599 fnaddr, and static_chain are in Pmode.
16600
16601 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
16602
16603 PR target/16445
16604 * config/ia64/ia64.c (bundling): Don't count ignored insns.
16605
16606 2004-07-12 Richard Henderson <rth@redhat.com>
16607
16608 * target.h (struct gcc_target): Move gimplify_va_arg_expr
16609 next to build_builtin_va_list.
16610 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
16611 * builtins.c (gimplify_va_arg_expr): Likewise.
16612 * gimplify.c (copy_if_shared_r): Likewise.
16613
16614 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
16615
16616 * passes.c (rest_of_decl_compilation): Don't defer call of
16617 assemble_variable if its DECL_RTL is already set.
16618
16619 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
16620
16621 * cfgloop.h (struct loop): Add nb_iterations field.
16622 (current_loops): Declare.
16623 * tree-chrec.c (chrec_not_analyzed_yet,
16624 chrec_dont_know, chrec_known, count_ev_in_wider_type,
16625 chrec_contains_symbols_defined_in_loop): Remove the temporary
16626 hooks.
16627 * tree-flow-inline.h (loop_containing_stmt): New function.
16628 * tree-scalar-evolution.c: Add implementation.
16629 * tree-scalar-evolution.h: Add declarations.
16630
16631 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
16632
16633 PR rtl-optimization/15921
16634 * Makefile.in (global.o): Add recog.h.
16635
16636 * global.c (recog.h): Add the include-clause.
16637 (bb_info): New member earlyclobber.
16638 (allocate_bb_info, free_bb_info): Initialize/finish the new
16639 member.
16640 (earlyclobber_regclass, earlyclobber_regclass_length): The new
16641 global variables.
16642 (check_earlyclobber, regclass_intersect,
16643 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
16644 New functions.
16645 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
16646 (make_accurate_live_analysis): Modify pavin.
16647
16648 2004-07-12 Diego Novillo <dnovillo@redhat.com>
16649
16650 * tree-cfg.c (find_taken_edge): Statically compute the truth
16651 value of a predicate comparing an SSA_NAME to itself.
16652
16653 2004-07-12 Roger Sayle <roger@eyesopen.com>
16654
16655 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
16656 rs6000 doesn't have shift-and-add or shift-and-sub instructions
16657 by returning the cost of a multiplication plus an addition.
16658
16659 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
16660
16661 PR tree-optimization/14107
16662 * gimplify.c (gimplify_return_expr): Accept a
16663 RETURN_EXPR with an error argument.
16664 * tree-optimize.c (init_tree_optimization_passes):
16665 Run pass_warn_function_return at -O0.
16666
16667 2004-07-12 Roger Sayle <roger@eyesopen.com>
16668
16669 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
16670 index entry.
16671
16672 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
16673
16674 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
16675 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
16676 * config/mips/3000.md: Add copyright notice. Remove automota and
16677 function units; use generic ones instead. Only define reservations
16678 for things that are different from generic.md. Extend each clause
16679 to include r3900.
16680 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
16681 * config/mips/mips.md: Include them. Remove define_function_units.
16682 (alu, imuldiv): New automata and units.
16683
16684 2004-07-12 Ben Elliston <bje@au.ibm.com>
16685
16686 * doc/invoke.texi (Optimize Options): Document -frename-registers
16687 not being enabled by default at -O3.
16688
16689 2004-07-11 Roger Sayle <roger@eyesopen.com>
16690
16691 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
16692 floating point additions, to keep real immediate constant positive.
16693 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
16694 into X + C, and leave positive real constants as X - C.
16695
16696 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16697
16698 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
16699
16700 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16701
16702 PR tree-optimization/15654
16703 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
16704
16705 2004-07-11 Roger Sayle <roger@eyesopen.com>
16706
16707 * builtins.c (fold_builtin_fputs): Don't bother converting the
16708 return type to integer_type_node, as we've already checked that
16709 the result will be ignored.
16710
16711 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
16712 that signed addition, subtraction, multiplication, division,
16713 remainder, negation and absolute value may potentially trap.
16714
16715 * fold-const.c (fold_ignored_result): New function to strip
16716 non-side-effecting tree nodes from an expression whose result
16717 is ignored.
16718 (fold_convert): Call fold_ignored_result when casting a value
16719 to VOID_TYPE.
16720 (omit_one_operand): Call fold_ignored_result on the "omitted"
16721 operand when building a COMPOUND_EXPR.
16722 (pedantic_omit_one_operand): Likewise.
16723 * tree.h (fold_ignored_result): Prototype here.
16724 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
16725 when we're going to ignore the result.
16726
16727 2004-07-11 Richard Henderson <rth@redhat.com>
16728
16729 PR tree-opt/16383
16730 * tree-ssa-ccp.c (fold_stmt_r): Split out...
16731 * tree.c (fields_compatible_p, find_compatible_field): ... new.
16732 * tree.h (fields_compatible_p, find_compatible_field): Declare.
16733 * tree-sra.c (sra_hash_tree): Hash fields by offset.
16734 (sra_elt_eq): Use fields_compatible_p.
16735 (generate_one_element_ref): Use find_compatible_field.
16736
16737 2004-07-11 Richard Henderson <rth@redhat.com>
16738
16739 PR tree-opt/16422
16740 * tree-sra.c (generate_one_element_init): New.
16741 (generate_element_init): Use it.
16742 (scalarize_init): Push/pop gimplify context around it.
16743 (find_new_referenced_vars_1, find_new_referenced_vars): New.
16744 * gimplify.c (gimplify_expr): Allow SSA_NAME.
16745
16746 2004-07-11 Roger Sayle <roger@eyesopen.com>
16747
16748 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
16749 combine.c's combine_insn_cost.
16750 * rtl.h (insn_rtx_cost): Prototype here.
16751 * combine.c (combine_insn_cost): Delete function.
16752 (combine_validate_cost): Update callers of combine_insn_cost to
16753 call insn_rtx_cost instead.
16754 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
16755 requesting the rtx_cost of call and/or jump instructions.
16756
16757 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
16758 rtx_cost directly. Don't request/use the cost of call or jump
16759 instructions. Return -1 if the cost of any instruction can't be
16760 determined (or the BB contains a function call).
16761 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
16762 -1 (i.e. can't determine the cost of any instruction or the basic
16763 block contains a subroutine call).
16764 (find_if_case_2): Likewise.
16765
16766 2004-07-11 Roger Sayle <roger@eyesopen.com>
16767
16768 * rs6000.c (struct processor_costs): Change semantics of fields to
16769 include the COST_N_INSNS scaling, and update all initializers.
16770 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
16771 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
16772 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
16773 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
16774
16775 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16776
16777 * LANGUAGES: Remove obsolete information.
16778
16779 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
16780
16781 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
16782 SIGBUS signal frames, the PSW address points *to* the faulting
16783 instruction, not after it.
16784
16785 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
16786
16787 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
16788 added to TLS symbol addresses.
16789
16790 2004-07-11 Richard Henderson <rth@redhat.com>
16791
16792 * expmed.c (init_expmed): Use stack-local structures for
16793 temporary rtl. Don't recognize shifts.
16794
16795 2004-07-11 Richard Henderson <rth@redhat.com>
16796
16797 * expr.c (store_expr): Don't fiddle subreg promotion for types
16798 with precision smaller than the mode.
16799
16800 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16801
16802 * tree.h (all_types_permanent): Remove.
16803
16804 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16805
16806 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
16807 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
16808 * langhooks.c (lhd_clear_binding_stack): Remove.
16809 * langhooks-def.h (lhd_clear_binding_stack,
16810 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
16811 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
16812 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
16813 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
16814 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
16815 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
16816 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
16817 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
16818 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
16819 * tree.h (poplevel): Don't declare.
16820 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
16821 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
16822 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
16823 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
16824 Remove.
16825
16826 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
16827
16828 PR tree-optimization/16437
16829 * c-common.c (shorten_compare): Don't mark result of conversion to
16830 narrower signed type as overflowing.
16831 * fold-const.c (decode_field_reference): Determine whether
16832 signedness comes from outer type using precision rather than size.
16833
16834 2004-07-11 Phil Edwards <phil@codesourcery.com>
16835
16836 * configure.ac: Alphabetize --enable-checking list, add
16837 missing valgrind entry.
16838 * configure: Regenerate.
16839
16840 2004-07-11 Phil Edwards <phil@codesourcery.com>
16841
16842 * doc/install.texi (Testing): Fix syntax in "make check" example.
16843
16844 2004-07-10 James E Wilson <wilson@specifixinc.com>
16845
16846 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
16847
16848 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16849
16850 PR rtl-optimization/16001
16851 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
16852 niter_expr.
16853
16854 2004-07-10 Geoffrey Keating <geoffk@apple.com>
16855
16856 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
16857
16858 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
16859 James Morrison <phython@gcc.gnu.org>
16860
16861 * doc/contrib.texi (Contributors): Add gfortran contributors and
16862 fix a couple of typos.
16863
16864 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16865
16866 PR rtl-optimization/15387
16867 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
16868 to incoming args space correctly.
16869
16870 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16871
16872 * pa.c (output_indirect_call): Only use %r2 as the link register in
16873 indirect calls with the long PA 2.0 pc-relative branch.
16874
16875 2004-07-10 Daniel Jacobowitz <dan@debian.org>
16876
16877 * config/i386/i386.c (override_options): Pick a 64-bit CPU
16878 for the default tuning if TARGET_64BIT.
16879
16880 2004-07-10 Richard Henderson <rth@redhat.com>
16881
16882 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
16883 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
16884
16885 2004-07-10 Jakub Jelinek <jakub@redhat.com>
16886
16887 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
16888 * expmed.c (store_bit_field, extract_bit_field): Remove last
16889 argument.
16890 * builtins.c (expand_builtin_signbit): Adjust callers.
16891 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
16892 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
16893 * ifcvt.c (noce_emit_move_insn): Likewise.
16894 * stmt.c (expand_return): Likewise.
16895 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
16896 store_field, expand_expr_real_1): Likewise.
16897
16898 2004-07-10 Richard Henderson <rth@redhat.com>
16899
16900 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
16901
16902 2004-07-09 Mike Stump <mrs@apple.com>
16903
16904 * config/darwin.c (no_dead_strip): Add.
16905 (HAVE_DEAD_STRIP): Add.
16906 (darwin_emit_unwind_label): Ensure that we don't dead code strip
16907 the .eh label.
16908
16909 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16910
16911 * tree-ssa-loop-im.c: New file.
16912 * Makefile.in (tree-ssa-loop-im.o): Add.
16913 * cfgloop.c (superloop_at_depth): New function.
16914 * cfgloop.h (superloop_at_depth): Declare.
16915 * common.opt (ftree-lim): New flag.
16916 * expr.c (array_ref_up_bound): New function.
16917 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
16918 * timevar.def (TV_LIM): New timevar.
16919 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
16920 computing immediate uses of a phi node.
16921 * tree-flow.h (struct tree_ann_common_d): Add aux field.
16922 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
16923 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
16924 * tree-pass.h (pass_lim): Declare.
16925 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
16926 functions.
16927 (pass_lim): New pass structure.
16928 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
16929 * tree.c (in_array_bounds_p): New function.
16930 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
16931 (in_array_bounds_p, array_ref_up_bound): Declare.
16932 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
16933 * doc/passes.texi (tree-ssa-loop-im.c): Document.
16934
16935 2004-07-09 Richard Henderson <rth@redhat.com>
16936
16937 * builtins.c (expand_builtin_stpcpy): Don't modify len.
16938
16939 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
16940 with prejudice.
16941
16942 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
16943
16944 * flags.h: Delete redundant prototypes that are being generated
16945 in options.h from common.opt.
16946 * common.opt: Add in the expository comments formerly in flags.h.
16947
16948 2004-07-09 Jan Beulich <jbeulich@novell.com>
16949
16950 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
16951 available for use only when TARGET_MMX/_SSE is set, and check for
16952 variable argument function if any register count is non-zero.
16953 (function_arg): Correctly suppress repeated warnings for passing SSE
16954 vectors are arguments without SSE enabled.
16955 (ix86_function_arg_boundary): Without SSE enabled, the use of what
16956 would be SSE register modes does no longer influence the alignment.
16957
16958 2004-07-09 Richard Henderson <rth@redhat.com>
16959
16960 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
16961 Always align upward to arg boundary. Use size_in_bytes/round_up.
16962 Maintain type-correctness of constants.
16963 * stor-layout.c (round_up, round_down): Special-case powers of 2.
16964
16965 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
16966
16967 * config/sparc/sparc.c (*_costs): Scale instruction costs
16968 by COSTS_N_INSNS.
16969 (sparc_rtx_costs): Adjust as appropriate.
16970
16971 2004-07-09 Jan Beulich <jbeulich@novell.com>
16972
16973 * config/i386/mm3dnow.h: New.
16974 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
16975
16976 2004-07-09 Richard Henderson <rth@redhat.com>
16977
16978 * simplify-rtx.c (simplify_const_relational_operation): Only
16979 look at bounds of scalar integers.
16980
16981 2004-07-09 Jan Beulich <jbeulich@novell.com>
16982
16983 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
16984
16985 2004-07-09 Andrew Pinski <apinski@apple.com>
16986
16987 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
16988 always referenced.
16989 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
16990 UOBJC_METACLASS_decl.
16991
16992 2004-07-09 James E Wilson <wilson@specifixinc.com>
16993
16994 PR target/16364
16995 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
16996 do return a parallel if hfa_mode == XFmode and mode == TImode.
16997
16998 2004-07-09 Jan Beulich <jbeulich@novell.com>
16999
17000 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
17001 permissible for unary plus.
17002
17003 2004-07-09 Jan Beulich <jbeulich@novell.com>
17004
17005 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
17006 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
17007 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
17008 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
17009 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
17010 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
17011 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
17012 (BUILTIN_xxxIMAX): New.
17013 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
17014 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
17015 BUILT_IN_PARITYIMAX.
17016
17017 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
17018
17019 * config/sparc/sparc.h (processor_costs): Define.
17020 (sparc_costs): Declare.
17021 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
17022 hypersparc_costs, sparclet_costs, ultrasparc_costs,
17023 ultrasparc3_costs): New.
17024 (sparc_override_options): Set sparc_costs as appropriate.
17025 (sparc_rtx_costs): Use sparc_costs instead of messy
17026 conditionals.
17027
17028 2004-07-09 Steven Bosscher <stevenb@suse.de>
17029
17030 * doc/md.texi (Processor pipeline description): Mention that
17031 the old pipeline description is deprecated.
17032
17033 * config/rs6000/7450.md (automaton ppc7450): Split up, move
17034 mciu_7450 function unit to...
17035 (automaton ppc7450mciu): ...new automaton.
17036
17037 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
17038 (schedule_block): Don't consider inserting bubbles.
17039 (sched_init): Don't initialize DFA bubbles.
17040 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
17041 TARGET_SCHED_DFA_BUBBLE): Remove.
17042 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
17043 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
17044 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
17045
17046 * stmt.c (conditional_context): Remove prototype.
17047 * tree.h (conditional_context): Remove.
17048 * tree-cfg.c (pre_insert_on_edge): Remove.
17049
17050 * c-common.h (c_expand_asm_operands): Remove prototype.
17051 * c-typeck.c (c_expand_asm_operands): Remove.
17052
17053 2004-07-09 Jan Beulich <jbeulich@novell.com>
17054
17055 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
17056 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
17057 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
17058 and V8QI are class SSE. All sufficiently small remaining vector modes
17059 must be passed in one or two integer registers.
17060 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
17061 returned in memory.
17062 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
17063 __builtin_ia32_pmuludq128 have non-uniform argument and return types
17064 and must thus be handled explicitly.
17065 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
17066 MMX and XMM regs.
17067 (movv8qi_internal, movv4hi_internal, movv2si_internal,
17068 movv2sf_internal): Permit moving between MMX and XMM registers (since
17069 MMX areguments and return values are passed in XMM registers).
17070 (sse2_umulsidi3): Correct type and mode.
17071
17072 2004-07-09 Richard Henderson <rth@redhat.com>
17073
17074 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
17075
17076 2004-07-09 Eric Christopher <echristo@redhat.com>
17077
17078 * config/rs6000/40x.md: Split into two automatons.
17079
17080 2004-07-09 Zack Weinberg <zack@codesourcery.com>
17081 Andrew Pinski <apinski@apple.com>
17082
17083 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
17084 on when we have more than one input file.
17085 (c_common_parse_file): Restore loop over all input files.
17086 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
17087
17088 * c-decl.c (set_type_context): New function.
17089 (pop_scope): Use it to set context of types. When we
17090 encounter a TYPE_DECL, set the context of the attached type too.
17091 (pop_file_scope): Don't call cpp_undef_all here.
17092 (diagnose_mismatched_decls): Do not complain about a second
17093 definition of an 'extern inline' function if it's not in the
17094 same translation unit. Do not complain about inline
17095 declaration after use if the use was in a different
17096 translation unit.
17097 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
17098 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
17099 the external scope.
17100 (pushdecl_top_level): Likewise.
17101 (grokdeclarator): Clarify what is going on with setting
17102 DECL_EXTERNAL on function types, a little.
17103 (c_write_global_declarations): Don't do anything if
17104 -fsyntax-only or errors have been encountered.
17105
17106 2004-07-09 Zack Weinberg <zack@codesourcery.com>
17107
17108 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
17109
17110 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17111
17112 PR target/16459
17113 * pa.c (output_indirect_call): Use %r2 as the link register when
17114 calling $$dyncall with a pc-relative branch.
17115
17116 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
17117
17118 * doc/install.texi (Binaries): Mention OpenPKG.
17119
17120 2004-07-09 Diego Novillo <dnovillo@redhat.com>
17121
17122 Fix PR tree-optimization/15555
17123 * tree-dfa.c (dump_variable): If the variable is a pointer
17124 SSA_NAME, also dump its points-to information.
17125 * tree-flow.h (struct ptr_info_def): Add field
17126 is_dereferenced.
17127 (dump_points_to_info_for): Declare.
17128 (debug_points_to_info_for): Declare.
17129 * tree-optimize.c (init_tree_optimization_passes): Add a
17130 second alias analysis pass after DOM2.
17131 Move pass_del_pta to a later spot.
17132 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
17133 create a name tags when we find a dereferenced pointer. Just
17134 mark the pointer dereferenced.
17135 (collect_points_to_info_for): Move code to clear points-to
17136 information to create_name_tags.
17137 (create_name_tags): New function.
17138 (compute_flow_sensitive_aliasing): Call it.
17139 (setup_pointers_and_addressables): Mark type tags for renaming
17140 here instead of ...
17141 (create_memory_tag): ... here.
17142 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
17143 (dump_points_to_info_for): Declare extern.
17144 (debug_points_to_info_for): New function.
17145
17146 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
17147
17148 * config/arc/arc.md: Switch to DFA-based scheduler description.
17149 * config/arc/arc.c: Switch to DFA-based scheduler description.
17150
17151 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
17152
17153 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
17154 pointer.
17155
17156 2004-07-09 Richard Henderson <rth@redhat.com>
17157
17158 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
17159 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17160 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
17161 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
17162
17163 * config/v850/v850-protos.h (v850_va_arg): Remove.
17164 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17165 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
17166 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
17167 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
17168 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
17169
17170 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
17171
17172 PR target/12133
17173 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
17174 and DImode to use +/-4k offset.
17175
17176 2004-07-09 Richard Henderson <rth@redhat.com>
17177
17178 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
17179 Remove.
17180 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17181 (xstormy16_gimplify_va_arg_expr): Rewrite from
17182 xstormy16_expand_builtin_va_arg.
17183 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
17184
17185 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
17186 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
17187
17188 * config/sh/sh-protos.h (sh_va_arg): Remove.
17189 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17190 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
17191 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
17192
17193 * config/pa/pa-protos.h (hppa_va_arg): Remove.
17194 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17195 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
17196 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
17197
17198 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
17199 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17200 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
17201 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
17202
17203 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
17204
17205 * config/sparc/sparc.md (return): Rewrite length formula.
17206 * config/sparc/sparc.c (output_return): Pass 1 as 5th
17207 argument to final_scan_insn when in a delay slot.
17208 (output_sibcall): Likewise.
17209
17210 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
17211
17212 * arm.c (arm_cpp_interwork): New variable.
17213 (arm_override_options): Set it if TARGET_INTERWORK was on the command
17214 line.
17215 * arm.h (arm_cpp_interwork): Declare it.
17216 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
17217 __THUMB_INTERWORK__ in the preprocessor.
17218
17219 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
17220
17221 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
17222
17223 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
17224
17225 PR target/16416
17226 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
17227 Override default settings to account for -m32 and -m64.
17228
17229 2004-07-08 Randolph Chung <tausq@debian.org>
17230
17231 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
17232
17233 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
17234
17235 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
17236 before comparing it as such.
17237
17238 2004-07-08 Richard Henderson <rth@redhat.com>
17239
17240 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
17241 temporary. Use bit arithmetic to align.
17242
17243 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
17244
17245 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
17246 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
17247 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
17248 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
17249 add_labels_and_missing_jumps, find_jump_block,
17250 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
17251 Likewise.
17252 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
17253 link_btr_uses, move_btr_def): Likewise.
17254 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
17255 expand_builtin_expect_jump): Likewise.
17256 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
17257 * calls.c (expand_call, emit_library_call_value_1): Likewise.
17258 * cfganal.c (forwarder_block_p): Likewise.
17259 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
17260 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
17261 find_bb_boundaries): Likewise.
17262 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
17263 merge_blocks_move_predecessor_nojumps,
17264 merge_blocks_move_successor_nojumps, insns_match_p,
17265 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
17266 try_optimize_cfg): Likewise.
17267 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
17268 * cfglayout.c (skip_insns_after_block, label_for_bb,
17269 record_effective_endpoints, insn_locators_initialize,
17270 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
17271 * cfgmainloop.c (create_loop_notes): Likewise.
17272 * cfgrtl.c (delete_insn, delete_insn_chain,
17273 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
17274 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
17275 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
17276 redirect_branch_edge, force_nonfallthru_and_redirect,
17277 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
17278 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
17279 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
17280 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
17281 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
17282 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
17283 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
17284 * combine.c (combine_instructions, can_combine_p, try_combine,
17285 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
17286 distribute_notes, distribute_links, insn_cuid): Likewise.
17287 * cse.c (fold_rtx, cse_insn, cse_around_loop,
17288 invalidate_skipped_block, cse_set_around_loop,
17289 cse_end_of_basic_block, cse_main, cse_basic_block,
17290 cse_condition_code_reg): Likewise.
17291 * cselib.c (cselib_process_insn): Likewise.
17292 * ddg.c (create_ddg): Likewise.
17293 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
17294 Likewise.
17295 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17296 gen_label_die, dwarf2out_var_location): Likewise.
17297 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
17298 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
17299 last_call_insn, active_insn_p, next_label, prev_label,
17300 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
17301 add_insn_before, remove_insn, add_function_usage_to,
17302 reorder_insns, find_line_note, remove_unnecessary_notes,
17303 emit_insn_after_1, classify_insn): Likewise.
17304 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
17305 connect_post_landing_pads, sjlj_mark_call_sites,
17306 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
17307 can_throw_internal, can_throw_external, set_nothrow_function_flags,
17308 convert_to_eh_region_ranges): Likewise.
17309 * explow.c (optimize_save_area_alloca): Likewise.
17310 * expr.c (expand_expr_real): Likewise.
17311 * final.c (insn_current_reference_address, compute_alignments,
17312 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
17313 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
17314 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
17315 propagate_block_delete_insn, propagate_one_insn,
17316 init_propagate_block_info, propagate_block, libcall_dead_p,
17317 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
17318 Likewise.
17319 * function.c (instantiate_virtual_regs, reorder_blocks_1,
17320 expand_function_start, expand_function_end, contains,
17321 thread_prologue_and_epilogue_insns,
17322 reposition_prologue_and_epilogue_notes): Likewise.
17323 * gcse.c (constprop_register, bypass_conditional_jumps,
17324 insert_insn_end_bb, gcse_after_reload): Likewise.
17325 * genemit.c (gen_expand, gen_split): Likewise.
17326 * genpeep.c (gen_peephole, main): Likewise.
17327 * global.c (build_insn_chain): Likewise.
17328 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
17329 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
17330 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
17331 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
17332 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
17333 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
17334 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
17335 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
17336 dead_or_predicable): Likewise.
17337 * integrate.c (try_constants): Likewise.
17338 * jump.c (rebuild_jump_labels, cleanup_barriers,
17339 purge_line_number_notes, init_label_info, mark_all_labels,
17340 squeeze_notes, get_label_before, get_label_after,
17341 reversed_comparison_code_parts, simplejump_p, pc_set,
17342 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
17343 delete_barrier, delete_prior_computation, delete_computation,
17344 delete_related_insns, delete_for_peephole, redirect_jump):
17345 Likewise.
17346 * lcm.c (optimize_mode_switching): Likewise.
17347 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
17348 Likewise.
17349 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
17350 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
17351 * loop-iv.c (simplify_using_assignment): Likewise.
17352 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
17353 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
17354 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
17355 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
17356 check_insn_for_givs, check_final_value, update_giv_derive,
17357 basic_induction_var, product_cheap_p, check_dbra_loop,
17358 loop_insn_first_p, last_use_this_basic_block,
17359 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
17360 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
17361 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
17362 sms_schedule_by_order): Likewise.
17363 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
17364 * postreload.c (reload_cse_simplify_operands, reload_combine,
17365 reload_cse_move2add): Likewise.
17366 * predict.c (can_predict_insn_p, estimate_probability,
17367 expected_value_to_br_prob, process_note_predictions): Likewise.
17368 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
17369 * profile.c (branch_prob): Likewise.
17370 * ra-build.c (live_out_1, livethrough_conflicts_bb,
17371 detect_webs_set_in_cond_jump): Likewise.
17372 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
17373 ra_print_rtl_with_bb): Likewise.
17374 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
17375 * recog.c (next_insn_tests_no_inequality, find_single_use,
17376 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
17377 * reg-stack.c (next_flags_user, record_label_references,
17378 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
17379 compensate_edge, convert_regs_1): Likewise.
17380 * regclass.c (scan_one_insn): Likewise.
17381 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17382 regmove_optimize, fixup_match_1, single_set_for_csa,
17383 combine_stack_adjustments_for_block): Likewise.
17384 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
17385 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
17386 find_equiv_reg): Likewise.
17387 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
17388 reload_as_needed, emit_input_reload_insns, do_output_reload,
17389 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
17390 Likewise.
17391 * reorg.c (find_end_label, emit_delay_sequence,
17392 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
17393 get_jump_flags, rare_destination, mostly_true_jump,
17394 try_merge_delay_insns, redundant_insn, own_thread_p,
17395 fill_simple_delay_slots, fill_slots_from_thread,
17396 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
17397 dbr_schedule): Likewise.
17398 * resource.c (find_basic_block, next_insn_no_annul,
17399 find_dead_or_set_registers, mark_target_live_regs): Likewise.
17400 * rtl.h (RTX_PREV): Likewise.
17401 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
17402 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
17403 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
17404 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
17405 tablejump_p, computed_jump_p, insns_safe_to_move_p,
17406 find_first_parameter_load, can_hoist_insn_p): Likewise.
17407 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
17408 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
17409 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
17410 schedule_ebbs): Likewise.
17411 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
17412 is_conditionally_protected, can_schedule_ready_p,
17413 add_branch_dependences, debug_dependencies): Likewise.
17414 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
17415 Likewise.
17416 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
17417 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
17418 set_dominates_use, ujump_to_loop_cont): Likewise.
17419 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
17420 * varasm.c (output_constant_pool_1): Likewise.
17421
17422 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17423
17424 * tree-scalar-evolution.c: New file.
17425 * tree-scalar-evolution.h: New file.
17426 * tree-ssa-loop-niter.c: New file.
17427 * Makefile.in (SCEV_H): New.
17428 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
17429 * cfgloop.h (struct loop): Add bounds field.
17430 * tree-flow.h (struct tree_niter_desc): New type.
17431 (number_of_iterations_cond, number_of_iterations_exit,
17432 loop_niter_by_eval, find_loop_niter_by_eval,
17433 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
17434 free_numbers_of_iterations_estimates): Declare.
17435 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
17436 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
17437 * doc/invoke.texi (max-iterations-to-track): Document.
17438
17439 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
17440
17441 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
17442 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
17443 (MODE_AFTER): Add cast appropriately.
17444 * config/sh/sh.md (movdi splitter): Likewise.
17445 (casesi_worker_2): Add const qualifier appropriately.
17446 (eh_return): Remove unused variable.
17447 (insv): Initialize v;
17448
17449 2004-07-08 Richard Henderson <rth@redhat.com>
17450
17451 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
17452 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17453 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
17454 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
17455 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
17456
17457 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
17458 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17459 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
17460 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
17461
17462 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
17463 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17464 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
17465 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
17466
17467 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
17468 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17469 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
17470 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
17471
17472 * config/i860/i860-protos.h (i860_va_arg): Remove.
17473 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17474 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
17475 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
17476
17477 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
17478
17479 * system.h: Prototype getpagesize if missing.
17480 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
17481 * configure: Regenerate.
17482 * config.in: Regenerate.
17483
17484 2004-07-08 Richard Henderson <rth@redhat.com>
17485
17486 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
17487 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17488 (fr30_gimplify_va_arg_expr): New.
17489 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
17490 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
17491
17492 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
17493
17494 PR target/16414
17495 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
17496 of asm_noperands result.
17497
17498 2004-07-08 Richard Henderson <rth@redhat.com>
17499
17500 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
17501 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17502 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
17503 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
17504
17505 2004-07-08 Richard Henderson <rth@redhat.com>
17506
17507 * builtins.c (ind_gimplify_va_arg_expr): New.
17508 * tree.h (ind_gimplify_va_arg_expr): Declare.
17509 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
17510
17511 2004-07-08 Jan Beulich <jbeulich@novell.com>
17512
17513 * expmed.c (extract_bit_field): Correct condition to use vec_extract
17514 patterns also on vector elements other than the first one.
17515 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
17516 break statements.
17517
17518 2004-07-08 Geoffrey Keating <geoffk@apple.com>
17519
17520 * config/rs6000/darwin-ldouble.c: Correct reference
17521 to the Linnainmaa paper.
17522
17523 2004-07-08 Richard Henderson <rth@redhat.com>
17524
17525 * config/arc/arc-protos.h (arc_va_arg): Remove.
17526 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17527 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
17528 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
17529
17530 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
17531 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
17532 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
17533 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
17534
17535 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17536
17537 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
17538
17539 2004-07-08 Zack Weinberg <zack@codesourcery.com>
17540
17541 * c-decl.c (static_ctors, static_dtors): Make static.
17542 (pop_file_scope): Call c_common_write_pch and
17543 cgraph_finalize_compilation_unit here.
17544 (build_cdtor): Moved here from c-objc-common.c; simplify.
17545 (c_write_global_declarations_1): Clarify comment.
17546 (c_write_global_declarations): Close the external scope before
17547 doing anything else. Call build_cdtor, cgraph_optimize, and
17548 mudflap_finish_file here.
17549 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
17550 Clarify comment.
17551 * c-objc-common.c: No need to include cgraph.h.
17552 (build_cdtor): Moved to c-decl.c.
17553 (c_objc_common_finish_file): Delete.
17554 * c-tree.h: Update to match.
17555 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
17556 (generate_static_references): Set TREE_USED before calling finish_decl.
17557 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
17558 on the static_instances_decl.
17559
17560 2004-07-08 Zack Weinberg <zack@codesourcery.com>
17561
17562 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
17563 decls when there is only one input translation unit.
17564 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
17565 change of 2004-07-05; do not treat declarations with
17566 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
17567 * opts.c (cur_in_fname): Delete.
17568 * opts.h: Likewise.
17569 * tree.c: Revert changes of 2004-07-05; no special treatment
17570 for TRANSLATION_UNIT_DECLs.
17571 * Makefile.in (tree.o): Update dependencies.
17572
17573 2004-07-08 Roger Sayle <roger@eyesopen.com>
17574
17575 * builtins.c (fold_builtin_strcpy): Merge functionality from
17576 simplify_builtin_strcpy. Add additional len argument. No longer
17577 static. Remove function prototype.
17578 (fold_builtin_strncpy): Likewise integrate functionality from
17579 simplify_builtin_strncpy. Add additional slen argument. No
17580 longer static. Remove function prototype.
17581 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
17582 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
17583 types of "ignore" and "unlocked" parameters to bool.
17584 (fold_builtin_1): Add additional ignore argument. Call renamed
17585 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
17586 builtins. Update arguments to fold_builtin_strncpy and
17587 fold_builtin_strcpy. Add function prototype.
17588 (fold_builtin): Add additional Boolean ignore argument to pass
17589 to fold_builtin_1.
17590 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
17591 and fold_builtin_strncpy instead of simplify_builtin_fputs,
17592 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
17593
17594 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
17595 simplify_builtin_strncpy): Delete function prototypes.
17596 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
17597 fold_builtin_strncpy): Add function prototypes here.
17598 (fold_builtin): Update function prototype with new "bool ignore".
17599
17600 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
17601 (ccp_fold_builtin): Update call to fold_builtin. Call
17602 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
17603 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
17604 simplify_builtin_strncpy respectively.
17605 * fold-const.c (fold): Update call to fold_builtin.
17606
17607 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
17608
17609 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
17610 to strcpy.
17611
17612 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
17613 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
17614 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
17615 * calls.c: Remove ifdefs of macros above.
17616 * functions.c: Likewise.
17617 * expr.c: Likewise.
17618
17619 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17620
17621 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
17622 (arch attribute): Delete.
17623 (current_function_calls_alloca attribute): Rename into calls_alloca.
17624 (calls_eh_return): New attribute.
17625 (leaf_function): Likewise.
17626 (length attribute): Fix formula for sibcalls.
17627 (return insn): Correctly compute the 'length' attribute.
17628 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
17629
17630 2004-07-08 Richard Henderson <rth@redhat.com>
17631
17632 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
17633 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
17634 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
17635 * tree-eh.c (lower_eh_constructs_1): Likewise.
17636 * tree-sra.c (sra_walk_modify_expr): Likewise.
17637 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17638 (eliminate_unnecessary_stmts): Likewise.
17639 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
17640 * tree-tailcall.c (optimize_tail_call): Likewise.
17641 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
17642
17643 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17644 Jakub Jelinek <jakub@redhat.com>
17645
17646 * config/i386/i386.c (override_options): Enable
17647 SSE prefetches with -mtune, as long as we are
17648 compiling for i686 or higher. All i686 processors
17649 accept SSE prefetches as NOPS, some i586's don't.
17650
17651 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17652
17653 PR target/10567
17654 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
17655
17656 2004-07-08 Diego Novillo <dnovillo@redhat.com>
17657
17658 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
17659 the handling of clobbering ASM_EXPRs.
17660
17661 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17662
17663 PR target/16430
17664 * config/sparc/sparc.c (function_value): In 64-bit mode,
17665 return the aggregates larger than 16 bytes like unions.
17666
17667 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17668
17669 PR target/16199
17670 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
17671 'temp' is zero, generate new pseudos as needed and emit the
17672 sequence of insns in single-assignment form. Resync comments
17673 with code.
17674 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
17675 function before reload.
17676
17677 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
17678
17679 * vec.c (vec_assert_fail): Remove duplicate 'function'.
17680
17681 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
17682
17683 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
17684 Allocation is signed.
17685 (VEC_reserve): Return flag, allocation is signed.
17686
17687 2004-07-08 Richard Henderson <rth@redhat.com>
17688
17689 * tree-ssa-ccp.c (fold_stmt): Get type directly from
17690 OBJ_TYPE_REF_OBJECT.
17691
17692 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
17693 Neil Booth <neil@daikokuya.co.uk>
17694
17695 PR c/2511
17696 PR c/3325
17697 * c-decl.c (finish_struct): Ensure bit-fields are given the
17698 correct type.
17699 * c-common.c (c_common_signed_or_unsigned_type): For C, require
17700 the precision to match as well as the mode.
17701 * expr.c (reduce_to_bit_field_precision): New function.
17702 (expand_expr_real_1): Reduce expressions of bit-field type to
17703 proper precision.
17704 * langhooks.h (reduce_bit_field_operations): New hook.
17705 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17706 Define.
17707 * c-lang.c, objc/objc-lang.c
17708 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
17709 * objc/objc-act.c (check_ivars): Convert types to bit-field types
17710 before checking.
17711 * tree.c (build_nonstandard_integer_type): New function.
17712 * tree.h (build_nonstandard_integer_type): New prototype.
17713 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
17714 conversions between integer and boolean types as useless.
17715
17716 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17717
17718 * c-common.c (c_common_nodes_and_builtins): Do not
17719 create __builtin_ptrdiff_t and __builtin_size_t.
17720
17721 2004-07-08 Andrew Pinski <apinski@apple.com>
17722
17723 * Makefile.in (libbackend.o): Add -combine to the gcc
17724 command line.
17725
17726 2004-07-08 Nick Clifton <nickc@redhat.com>
17727
17728 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
17729 Set to -Os.
17730
17731 2004-07-08 Richard Henderson <rth@redhat.com>
17732
17733 * except.c (expand_eh_region_start, expand_eh_region_end,
17734 expand_eh_handler, expand_eh_region_end_cleanup,
17735 expand_start_all_catch, expand_start_catch, expand_end_catch,
17736 expand_end_all_catch, expand_eh_region_end_allowed,
17737 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
17738 expand_eh_region_end_fixup): Remove.
17739 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
17740 cleanups, outer_cleanups, label_chain, exception_region.
17741 (struct goto_fixup): Remove stack_level, cleanup_list_list.
17742 (struct label_chain): Remove.
17743 (struct stmt_status): Remove x_stack_block_stack.
17744 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
17745 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
17746 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
17747 end_cleanup_deferral, last_cleanup_this_contour,
17748 containing_blocks_have_cleanups_or_stack_level,
17749 any_pending_cleanups): Remove.
17750 (expand_null_return_1): Take no arguments.
17751 (expand_label, expand_naked_return, expand_return,
17752 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
17753 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
17754 expand_end_case_type): Don't use any of them.
17755 * calls.c (expand_call): Likewise.
17756 * dojump.c (do_jump): Likewise.
17757 * function.c (expand_function_end): Likewise.
17758 * expr.c (store_expr, expand_expr_real_1): Likewise.
17759 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
17760 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
17761 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
17762 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
17763 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
17764 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
17765 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
17766 for WITH_CLEANUP_EXPR.
17767 (gimple_push_cleanup): Likewise.
17768 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
17769 * print-tree.c (print_node): Likewise.
17770 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
17771 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
17772 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
17773 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
17774 (GOTO_SUBROUTINE_EXPR): Remove.
17775 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
17776 (DECL_TOO_LATE): Remove.
17777 * except.h, tree.h: Update decls.
17778
17779 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
17780
17781 * explow.c (optimize_save_area_alloca): Do not accept parameters.
17782 * passes.c (rest_of_handle_final): Handle symout.
17783 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
17784 Push timevar here.
17785 (rest_of_handle_sched): Break out SMS. Remove ifs for
17786 flag_schedule_insns and flag_modulo_sched.
17787 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
17788 collect at the end.
17789 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
17790 (rest_of_handle_partition_blocks, rest_of_handle_sms,
17791 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
17792 rest_of_handle_mode_switching, rest_of_handle_jump,
17793 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
17794 rest_of_handle_jump2, rest_of_handle_postreload,
17795 rest_of_handle_flow2, rest_of_clean_state,
17796 rest_of_handle_shorten_branches,
17797 rest_of_handle_prologue_epilogue,
17798 rest_of_handle_branch_target_load_optimize): New.
17799 (rest_of_compilation): Call the above. Remove ggc_collect
17800 calls moved to rest_of_handle_*.
17801 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
17802
17803 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
17804 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
17805 * except.h (set_nothrow_function_flags): Update comment.
17806 * function.c (current_function_nothrow): Remove.
17807 * output.h (current_function_nothrow): Remove.
17808 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
17809 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
17810
17811 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17812
17813 PR bootstrap/16326
17814 * reorg.c: Revert 2004-06-30 change.
17815 (find_end_label): If HAVE_epilogue and !HAVE_return,
17816 return 0 instead of creating a label at the end of the insn chain.
17817 (optimize_skip): Account for the failure mode of find_end_label.
17818 (fill_simple_delay_slots): Likewise.
17819 (fill_slots_from_thread): Likewise.
17820 (relax_delay_slots): Likewise.
17821
17822 2004-07-08 Diego Novillo <dnovillo@redhat.com>
17823
17824 * tree-flow.h (addressable_vars): Declare.
17825 * tree-ssa-alias.c (addressable_vars): Define.
17826 (setup_pointers_and_addressables): Add addressable variables
17827 to addressable_vars.
17828 * tree-ssa-operands.c (get_stmt_operands): Move
17829 handling of ASM_EXPRs ...
17830 (get_asm_expr_operands): ... here.
17831 When the ASM_EXPR clobbers memory, also clobber addressable
17832 variables.
17833 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
17834 (delete_tree_ssa): Reset addressable_vars.
17835
17836 2004-07-07 Jan Beulich <jbeulich@novell.com>
17837 Richard Henderson <rth@redhat.com>
17838
17839 * varasm.c (assemble_variable): Use assemble_zeros for
17840 zero-initialized variables.
17841 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
17842 for SECCAT_BSS and SECCAT_TBSS.
17843
17844 2004-07-07 Jan Beulich <jbeulich@novell.com>
17845
17846 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
17847
17848 * expmed.c (emit_store_flag): Also special-case double-word
17849 (in-)equality comparison against -1.
17850
17851 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
17852 passing arguments the containers for which are registers.
17853
17854 * calls.c (emit_library_call_value_1): Use mode of function parameter
17855 rather than that of argument since constants have none.
17856
17857 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
17858
17859 Introduce H8SX support.
17860 * expr.c (expand_strcpy): Renamed and moved to...
17861 * builtins.c (expand_movstr): ... here. Tweak.
17862 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
17863 computed or has side effects.
17864 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
17865 unused, or if mempcpy fails. Adjust the return value in the
17866 latter case. Use movstr if everything else fails.
17867 * doc/md.texi (movstr): Document.
17868 (movmemM, clrmemM): Fix explanation of memory block operands.
17869 * config/h8300/h8300.md (stpcpy): Renamed to...
17870 (movstr): ... this. Adjust.
17871 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
17872 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
17873 movmem* and clrstr* to clrmem*.
17874 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
17875 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
17876 GENERAL_REGS, always.
17877 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
17878 getting the stack pointer as addr.
17879 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
17880 from general_operand_dst.
17881 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
17882 variant of...
17883 (movmd_internal): ... this. Add modes to operands. Disparage `D'
17884 instead of requiring it to match only before reload.
17885 (stpcpy_internal_normal): New, normal-mode variant of...
17886 (stpcpy_internal): ... this. Add modes to operands. Disparage
17887 `D' instead of requiring it to match only before reload.
17888 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
17889 mode argument.
17890 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
17891 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
17892 h8300_get_index.
17893 * config/h8300/h8300.md (attr type): Add call.
17894 (attr can_delay): If type is call, set it no.
17895 (call, call_value): Set type to call.
17896 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
17897 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
17898 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
17899 * tree.c (get_narrower): Don't narrow integral types into
17900 non-integral types.
17901 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
17902 frame_size *before* the first use.
17903 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
17904 on input.
17905 (peephole2): Don't widen instructions that push SP. Move
17906 decrement of SP to the end of all stm-generating peepholes.
17907 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
17908 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
17909 and OR to set it to all ones.
17910 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
17911 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
17912 (call, call_value): Set can_delay to "no".
17913 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
17914 * config/h8300/h8300.md (extzv): Make subreg check more robust.
17915 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17916 * config/h8300/h8300.md (*brabit): Remove.
17917 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
17918 zero_extract. Use bit_memory_operand as the predicate for
17919 operand 1 and 'WU' as the constraint. Check the difference
17920 between the base length and the final one when deciding which
17921 type of branch to use.
17922 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17923 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
17924 Use convert_move to extend the result for TARGET_H8300SX. Check
17925 for QImode memory references. Optimize the case where the
17926 destination is a paradoxical subreg.
17927 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17928 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
17929 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
17930 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
17931 * config/h8300/h8300.md: Include mova.md
17932 (length_table): Add mova and mova_zero.
17933 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
17934 after all constant addresses for '%R', '%X', '%T' and '%S'.
17935 (h8300_mova_length): New function.
17936 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
17937 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
17938 dependencies for s-config, etc.
17939 * config/h8300/gemova.sh: New file.
17940 * config/h8300/mova.md: Generated.
17941 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
17942 * config/h8300/h8300.c (h8300_bitfield_length): New.
17943 (nibble_operand): Adjust.
17944 (h8300_binary_length): Handle conditional binary op.
17945 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
17946 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
17947 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
17948 and P#<0, unused so far. W and Y are now prefixes to multi-letter
17949 constraints. WU is introduced as a variant of U that requires a
17950 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
17951 * config/h8300/h8300.md (attr type): Added bitbranch.
17952 (attr length_table): Added bitfield and bitbranch.
17953 (attr length): Compute bitbranch length.
17954 (andqi): Separate pattern for H8300SX. Use bfld for loading the
17955 least-significant bit of a byte.
17956 (brabit, brabc, brabs): New.
17957 (insv, extzv): Emit bfst and bfld on H8300SX.
17958 (bfld, bfst, seq, sne): New.
17959 (bstzhireg, cmpstz, bstz, bistz): New.
17960 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
17961 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
17962 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
17963 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
17964 (h8sx_unary_memory_operator): New function.
17965 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
17966 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
17967 * config/h8300/h8300.md: Add peepholes to combine reloads and
17968 arithmetic insns.
17969 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
17970 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
17971 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
17972 (and?i, ior?i, xor?i): Likewise.
17973 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
17974 * config/h8300/h8300.c: Move enums and prototypes to head of file.
17975 Various whitespace fixes.
17976 (h8300_constant_length): New function, split out from...
17977 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
17978 (h8300_classify_operand): Use IN_RANGE.
17979 (h8300_classify_operand): Use h8300_constant_length.
17980 (h8300_short_move_mem_p): Tighten size check.
17981 (h8sx_mergeable_memrefs_p): Tighten equality check.
17982 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
17983 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
17984 for -msx.
17985 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
17986 * config/h8300/crtn.asm: Likewise.
17987 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
17988 if __H8300SX__ is defined.
17989 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
17990 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
17991 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
17992 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
17993 addresses as mode-dependent.
17994 * config/h8300/h8300.c (print_operand_address): Update call to
17995 h8300_get_index.
17996 (h8300_get_index): Take a mode argument. Rework to fix an
17997 earlier misunderstanding.
17998 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
17999 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
18000 into a register if TARGET_H8300SX.
18001 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
18002 TARGET_H8300SX. Also disable related define_splits.
18003 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
18004 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
18005 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
18006 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
18007 * config/h8300/h8300.h (OK_FOR_Z): New macro.
18008 (EXTRA_CONSTRAINT_STR): Check it.
18009 * config/h8300/h8300.c (h8300_classify_operand): Accept null
18010 class arguments.
18011 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
18012 * config/h8300/h8300.md (length_table): Add mov_imm4.
18013 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
18014 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
18015 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
18016 be a label.
18017 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
18018 * config/h8300/h8300.c (h8300_reorg): New function.
18019 (TARGET_MACHINE_DEPENDENT_REORG): Define.
18020 * config/h8300/h8300.md (length): Subtract the length of the
18021 delay slot from (pc) when checking the range of forward branches.
18022 (delay_slot, can_delay): New attributes.
18023 (define_delay): Add bra/s handling.
18024 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
18025 (jump): Add delayed-branch handling.
18026 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
18027 * expr.c (expand_strcpy): New function.
18028 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
18029 (expand_builtin_stpcpy): Likewise.
18030 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
18031 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
18032 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
18033 handling to improve register allocation for -fno-omit-frame-pointer.
18034 (h8sx_split_movmd): Delete, moving er6 handling into...
18035 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
18036 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
18037 (movmd): Add calls to copy_rtx.
18038 (movmd_internal): In the second alternative, allow the initial and
18039 final destination registers to be different . Update the splitter
18040 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
18041 instead of h8sx_split_movmd.
18042 (stpcpy, movsd): New expanders.
18043 (movsd_internal): New define_insn.
18044 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
18045 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
18046 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
18047 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
18048 and DESTINATION_REGS.
18049 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
18050 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
18051 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
18052 (h8300_move_ratio): Declare.
18053 (MOVE_RATIO): Use it.
18054 * config/h8300/h8300.c (h8300_move_ratio): New variable.
18055 (h8300_init_once): Initialize it.
18056 (h8300_reg_class_from_letter): New function.
18057 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
18058 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
18059 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
18060 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
18061 (movstrsi, movmd): New expanders.
18062 (movmd_internal): New insn.
18063 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
18064 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
18065 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
18066 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
18067 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
18068 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
18069 * config/h8300/h8300.c (nibble_operand): Fix warning.
18070 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
18071 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
18072 (movsf_h8300h): Disable for TARGET_H8300SX.
18073 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
18074 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
18075 h8300_stm_parallel and h8300_return_parallel.
18076 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
18077 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
18078 h8300_stm_parallel, h8300_return_parallel): New functions.
18079 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
18080 if TARGET_H8300SX. Use h8300_push_pop.
18081 (h8300_expand_epilogue): Likewise. Try to merge the return insn
18082 and final pop when generating h8sx code. Always emit some form
18083 of return insn.
18084 * config/h8300/h8300.md: Don't enforce register alignment in
18085 stm peepholes if TARGET_H8300SX.
18086 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
18087 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
18088 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
18089 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
18090 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
18091 (MULTILIB_DIRNAMES): Add a directory for it.
18092 (MULTILIB_MATCHES): Delete.
18093 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
18094 * final.c (walk_alter_subreg): Handle addresses with subregs
18095 inside a ZERO_EXTEND or AND.
18096 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
18097 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
18098 if TARGET_H8300SX.
18099 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
18100 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
18101 @(dd,Rn.w) and @(dd,ERn.L).
18102 (h8300_displacement_size): Take the whole address as argument.
18103 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
18104 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
18105 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
18106 (h8sx_mergeable_memrefs_p): Declare.
18107 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
18108 (HAVE_PRE_INCREMENT): Likewise.
18109 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
18110 addresses for TARGET_H8300SX,
18111 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
18112 and POST_DEC.
18113 (movb_length_table, movl_length_table): New tables.
18114 (movw_length_table): Define to movb_length_table.
18115 (h8300_displacement_size): New, split out from...
18116 (h8300_classify_address): ...here. Handle pre/post inc/dec.
18117 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
18118 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
18119 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
18120 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
18121 (compute_plussi_length, compute_plussi_cc): Update accordingly.
18122 (h8sx_unary_shift_operator): Get the mode from the operator.
18123 (binary_shift_operator): Likewise.
18124 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
18125 a memory reference, check whether the reference is offsettable.
18126 (length_table): Add movb, movw and movl.
18127 (movqi): Add new h8sx pattern. Don't force one operand to be a
18128 register when generating h8sx code.
18129 (movhi, movsi, movsf): Likewise.
18130 (movstrictqi): Use the length_table attribute.
18131 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
18132 (addqi3): Split into a define_expand and define_insn. Don't accept
18133 memory operands in the expander. Use h8300_operands_match_p to
18134 check for matching operands in the define_insn.
18135 (subqi3, negqi2, one_cmplqi2): Likewise.
18136 (add[hs]i3): Don't accept memory operands in the expander. Likewise
18137 in any patterns that are unused in h8sx code. In the h8sx patterns,
18138 use h8300_operands_match_p to check whether operands match.
18139 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
18140 one_cmpl[hs]i3): Likewise.
18141 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
18142 in the expander.
18143 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
18144 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
18145 (h8300_insn_length_from_table): Add a second parameter.
18146 (output_h8sx_shift): Declare.
18147 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
18148 (EXTRA_CONSTRAINT): Replace with...
18149 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
18150 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
18151 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
18152 and h8sx_binary_shift_operator.
18153 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
18154 for TARGET_H8300SX.
18155 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
18156 (bit_memory_operand, fix_bit_operand): Likewise.
18157 (h8300_length_table_for_insn): Remove.
18158 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
18159 instructions.
18160 (h8300_short_immediate_length, h8300_binary_length): New functions.
18161 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
18162 (output_plussi): Use sub to add negative constants.
18163 (compute_plussi_length): Adjust accordingly.
18164 (h8sx_single_shift_type): New enum.
18165 (h8sx_single_shift, h8sx_unary_shift_operator,
18166 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
18167 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
18168 single h8sx instruction. Return false in this case.
18169 * config/h8300/h8300.md (length_table): Add short_immediate.
18170 (length): Pass the operand array to h8300_insn_length_from_table.
18171 (adjust_length): Assume "no" for insns with a length_table attribute.
18172 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
18173 (*addhi3_h8300hs): Don't use for h8sx.
18174 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
18175 and sub.w #xx:3.
18176 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
18177 1's predicate to nonimmediate_operand. Only skip default expansion
18178 if expand_a_shift or expand_a_rotate returns true. Add new patterns
18179 for single h8sx shift instructions.
18180 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
18181 * config/h8300/h8300.c (nibble_operand): Split out of...
18182 (reg_or_nibble_operand): ... this.
18183 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
18184 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
18185 umulhisi3): Introduce expand, and introduce separate insns for
18186 sign- or zero-extended REG and already-extended CONST_INT.
18187 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
18188 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
18189 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
18190 (subhi3): Likewise. Don't accept immediates for operand 1.
18191 Remove the early clobber from second alternative of the h8300s pattern.
18192 (subsi3): Generalize for h8sx. Force operand 2 into a register
18193 on plain h8300 targets.
18194 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
18195 (subsi3_h8300h): Generalize for h8sx.
18196 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
18197 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
18198 * config/h8300/h8300.c (reg_or_nibble_operand): New.
18199 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
18200 (TARGET_H8300SXMUL): New.
18201 (CONST_OK_FOR_P): New.
18202 (CONST_OK_FOR_LETTER_P): Adjust.
18203 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
18204 umulhisi3): Accept 4-bit immediate on H8SX.
18205 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
18206 (udivsi3, divhi3, udivsi3, divsi3): New.
18207 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
18208 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
18209 * config/h8300/h8300.h (OK_FOR_Q): New macro.
18210 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
18211 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
18212 Add ADDRESSOF to the bit_operand entry.
18213 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
18214 (h8300_src_operand): Likewise.
18215 (bit_operand): Check nonimmediate_operand rather than general_operand.
18216 Accept any nonimmediate_operand in h8sx code.
18217 (h8300_and_costs): Initialize operands[1].
18218 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
18219 (h8300_operand_class): New enum.
18220 (h8300_length_table): New typedef.
18221 (addb_length_table, addw_length_table, addl_length_table,
18222 logicl_length_table): New tables.
18223 (logicb_length_table, logicw_length_table): New macros.
18224 (h8300_classify_operand, h8300_length_from_table,
18225 h8300_length_table_for_insn, h8300_unary_length,
18226 h8300_insn_length_from_table): New functions.
18227 (output_plussi): Only use adds and subs for register destinations.
18228 Disable redundant clause.
18229 (compute_plussi_cc): Likewise.
18230 (compute_plussi_length): Likewise. Use h8300_length_from_table
18231 to work out the length of an insn.
18232 (output_logical_op): Only use narrower immediate instructions
18233 if the destination is a register.
18234 (compute_logical_op_cc): Likewise.
18235 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
18236 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
18237 * config/h8300/h8300.md (length_table): New attribute.
18238 (length): When an instruction has a length_table attribute, use
18239 h8300_insn_length_from_table to calculate its default length.
18240 (cmpqi): Use h8300_dst_operand for the first operand and
18241 h8300_src_operand for the second.
18242 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
18243 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
18244 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
18245 iorsi3, xorhi3, xorsi3): Likewise.
18246 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
18247 so that it allows any combination of operands for TARGET_H8300SX.
18248 (iorqi3, xorqi3): Likewise.
18249 (cmpqi): Use the length_table attribute.
18250 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
18251 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
18252 (cmpqi): Add 'Q' constraint.
18253 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
18254 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
18255 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
18256 * config/h8300/h8300.h (MASK_H8300SX): New macro.
18257 (TARGET_H8300S): True for both -ms and -msx.
18258 (TARGET_H8300SX): New macro.
18259 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
18260 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
18261 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
18262 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
18263 [Temporary change.]
18264 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
18265 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
18266 16-bit pointers and 32-bit ints.
18267 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
18268 CONST_DOUBLE with mode no wider than SImode.
18269 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
18270 output operand.
18271 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
18272 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
18273 or SUBREG thereof.
18274 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
18275 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
18276 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
18277
18278 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
18279
18280 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
18281
18282 2004-07-07 Per Bothner <per@bothner.com>
18283
18284 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
18285
18286 2004-07-07 Mike Stump <mrs@apple.com>
18287
18288 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
18289 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
18290 (machopic_finish): Likewise.
18291
18292 2004-07-07 Richard Henderson <rth@redhat.com>
18293
18294 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
18295 through any value-preserving cast.
18296
18297 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
18298
18299 * function.c (assign_parm_find_data_types): Call
18300 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
18301
18302 2004-07-07 Steven Bosscher <stevenb@suse.de>
18303
18304 * tree-cfg.c (group_case_labels): Remove case labels that have
18305 the same target as the default case.
18306
18307 2004-07-07 Steven Bosscher <stevenb@suse.de>
18308
18309 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
18310 regardless of DECL_LANG_SPECIFIC being present or not.
18311 * tree.h (DECL_NUM_STMTS): Purge.
18312
18313 2004-07-07 Andrew Pinski <apinski@apple.com>
18314
18315 * configure: Regenerate with the right autoconf.
18316
18317 2004-07-07 David Edelsohn <edelsohn@gnu.org>
18318
18319 * ifcvt.c (total_bb_rtx_cost): New function.
18320 (find_if_case_1): Compare rtx_cost of basic block to cost of
18321 BRANCH_COST insns.
18322 (find_if_case_2): Same.
18323
18324 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18325
18326 PR target/10567
18327 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
18328 (output_return): Likewise.
18329 (output_sibcall): Abort if !flag_delayed_branch.
18330 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
18331 (emit_and_preserve): New function.
18332 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
18333 indirect jump to the thunked-to function if !flag_delayed_branch.
18334 * config/sparc/sparc.md (delayed_branch): New attribute.
18335 (load_pcrel_sym): Honor flag_delayed_branch. Use above
18336 attribute to compute the length of the insn.
18337 (goto_handler_and_restore): Likewise.
18338
18339 2004-07-07 Andrew Pinski <apinski@apple.com>
18340
18341 PR tree-optimization/15777
18342 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
18343
18344 * expr.c (expand_expr_real_1): Fix formating.
18345 BUFFER_REF and IN_EXPR are dead.
18346 * fold-const.c (non_lvalue): BUFFER_REF is dead.
18347 * tree-inline.c (estimate_num_insns_1): Likewise.
18348 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
18349 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
18350 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
18351
18352 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
18353
18354 * collect2.c (dump_file): Don't call cplus_demangle if
18355 HAVE_LD_DEMANGLE is defined.
18356 (main): Pass "--demangle" to ld if no_demangle is not 0 and
18357 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
18358 if HAVE_LD_DEMANGLE is defined.
18359
18360 * configure.ac (--with-demangler-in-ld): Added
18361 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
18362 --with-demangler-in-ld is used.
18363 * config.in: Regenerated.
18364 * configure: Likewise.
18365
18366 2004-07-07 Roger Sayle <roger@eyesopen.com>
18367
18368 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
18369 for simple floating point operations "fp", double precision
18370 multiplication "dmul", and single and double precision division
18371 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
18372 (ppc630_cost): New table split from ppc620_cost, to distinguish
18373 differences in floating point latencies.
18374 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
18375 (rs6000_rtx_costs): Add support for single and double precision
18376 floating point addition, subtraction, multiplication, division,
18377 fused-multiply-add, fused-multiply-sub, negation, absolute value
18378 and negative absolute value. Tweak MEM case to use prefered idiom.
18379
18380 2004-07-07 Richard Henderson <rth@redhat.com>
18381
18382 * tree-flow-inline.h (may_propagate_copy): Move...
18383 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
18384 attempt to copy between types requiring conversion.
18385 * tree-flow.h (may_propagate_copy): Update decl.
18386 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
18387
18388 2004-07-07 Jakub Jelinek <jakub@redhat.com>
18389
18390 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
18391 from -mtune= option.
18392
18393 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
18394
18395 * builtins.c: Rename movstr*, except for movstrict*, to
18396 movmem* and clrstr* to clrmem*.
18397 * expr.c: Likewise.
18398 * expr.h: Likewise.
18399 * genopinit.c: Likewise.
18400 * integrate.c: Likewise.
18401 * local-alloc.c: Likewise.
18402 * optabs.c: Likewise.
18403 * optabs.h: Likewise.
18404 * config/alpha/alpha.h: Likewise.
18405 * config/alpha/alpha.md: Likewise.
18406 * config/arm/arm-protos.h: Likewise.
18407 * config/arm/arm.c: Likewise.
18408 * config/arm/arm.md: Likewise.
18409 * config/avr/avr.md: Likewise.
18410 * config/c4x/c4x.c: Likewise.
18411 * config/c4x/c4x.md: Likewise.
18412 * config/frv/frv.md: Likewise.
18413 * config/i386/i386-protos.h: Likewise.
18414 * config/i386/i386.c: Likewise.
18415 * config/i386/i386.h: Likewise.
18416 * config/i386/i386.md: Likewise.
18417 * config/i860/i860.c: Likewise.
18418 * config/i860/i860.md: Likewise.
18419 * config/ip2k/ip2k.md: Likewise.
18420 * config/ip2k/libgcc.S: Likewise.
18421 * config/ip2k/t-ip2k: Likewise.
18422 * config/m32r/m32r.c: Likewise.
18423 * config/m32r/m32r.md: Likewise.
18424 * config/mcore/mcore.md: Likewise.
18425 * config/mips/mips.c: Likewise.
18426 * config/mips/mips.md: Likewise.
18427 * config/ns32k/ns32k.c: Likewise.
18428 * config/ns32k/ns32k.h: Likewise.
18429 * config/ns32k/ns32k.md: Likewise.
18430 * config/pa/pa.c: Likewise.
18431 * config/pa/pa.md: Likewise.
18432 * config/pdp11/pdp11.h: Likewise.
18433 * config/pdp11/pdp11.md: Likewise.
18434 * config/rs6000/rs6000.c: Likewise.
18435 * config/rs6000/rs6000.md: Likewise.
18436 * config/s390/s390-protos.h: Likewise.
18437 * config/s390/s390.c: Likewise.
18438 * config/s390/s390.md: Likewise.
18439 * config/sh/lib1funcs.asm: Likewise.
18440 * config/sh/sh.c: Likewise.
18441 * config/sh/sh.md: Likewise.
18442 * config/sh/t-sh: Likewise.
18443 * config/sparc/sparc.h: Likewise.
18444 * config/vax/vax.md: Likewise.
18445 * config/xtensa/xtensa.c: Likewise.
18446 * config/xtensa/xtensa.md: Likewise.
18447 * doc/invoke.texi: Likewise.
18448 * doc/md.texi: Likewise.
18449 * doc/rtl.texi: Likewise.
18450
18451 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
18452
18453 PR target/16407
18454 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
18455 * config/mips/mips.c (mips_declare_common_object): New function,
18456 mostly split out from...
18457 (mips_output_aligned_decl_common): ...here.
18458 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
18459 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
18460 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
18461 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
18462
18463 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18464
18465 PR c/16392
18466 * function.c (assign_parms): Fix typo from previous change.
18467
18468 2004-07-07 Jason Merrill <jason@redhat.com>
18469
18470 PR c++/15815
18471 * doc/extend.texi (C++ Interface): Correct information and
18472 discourage use.
18473
18474 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
18475
18476 PR target/16130
18477 PR target/16142
18478 PR target/16143
18479 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
18480 insn.
18481
18482 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
18483
18484 PR target/1679.
18485 * config/m32r/m32r.c (m32r_function_symbol): New function:
18486 Generate a symbol name RTX with the correct m32r specific flags
18487 set.
18488 (block_move_call): Use new function to generate correct symbol.
18489 * config/m32r/m32r-protos.h: Add prototype for new funcion.
18490 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
18491 function.
18492
18493 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
18494
18495 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
18496 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
18497 TYPE_BINFO_BASETYPE): Remove.
18498 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
18499 to ...
18500 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
18501 here.
18502 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
18503 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
18504 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
18505 (struct tree_binfo): Rename base_types to base_binfos.
18506 * alias.c (record_component_aliases): Adjust BINFO macros.
18507 * dbxout.c (dbxout_type): Likewise.
18508 * dwarf2out.c (gen_member_die): Likewise.
18509 * sdbout.c (sdbout_one_type): Likewise.
18510 * tree-dump.c (deque_and_dump): Likewise.
18511 * config/i386/i386.c (classify_argument,
18512 contains_128bit_aligned_vector_p): Likewise.
18513
18514 2004-07-07 Nick Clifton <nickc@redhat.com>
18515
18516 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
18517 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
18518
18519 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
18520
18521 * vec.h: Fix the example use.
18522
18523 2004-07-06 Richard Henderson <rth@redhat.com>
18524
18525 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
18526 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
18527 * tree-inline.c (copy_body_r, setup_one_parameter,
18528 initialize_inlined_parameters, expand_call_inline,
18529 declare_inline_vars): Don't check it.
18530 (expand_calls_inline): Remove old version, rename new version
18531 from gimple_expand_calls_inline.
18532 * tree-optimize.c (execute_gimple): Remove.
18533 (pass_gimple): Don't run anything.
18534
18535 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
18536
18537 * doc/sourcebuild.texi: Use semicolons instead of commas in
18538 section title.
18539
18540 2004-07-06 Richard Henderson <rth@redhat.com>
18541
18542 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
18543 (sra_walk_modify_expr, scan_init): Likewise.
18544 (generate_element_zero): Check visited before scanning children.
18545 (generate_element_init): Set visited on error.
18546 (scalarize_init): Handle generate_element_init failure similar
18547 to use_block_copy.
18548
18549 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
18550
18551 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
18552 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
18553
18554 2004-07-06 Richard Henderson <rth@redhat.com>
18555
18556 * config/i386/i386.c (legitimize_pic_address): Make static.
18557 (legitimize_address): Handle CONST with TLS operand.
18558 (ix86_expand_move): Don't call legitimize_pic_address directly.
18559 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
18560
18561 2004-07-06 Roger Sayle <roger@eyesopen.com>
18562
18563 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
18564 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
18565 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
18566 is currently executed unconditionally, i.e. not in "else_bb".
18567
18568 2004-07-06 Steven Bosscher <stevenb@suse.de>
18569
18570 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
18571 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18572 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
18573 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18574 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
18575 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18576 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
18577 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18578 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
18579 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18580 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
18581 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18582 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
18583 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18584 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
18585 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
18586
18587 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
18588
18589 * dojump.c (do_jump): REFERENCE_EXPR is dead.
18590 * expr.c (expand_expr_real_1): Ditto.
18591 * tree-inline.c (estimate_num_insns_1): Ditto.
18592 * tree-pretty-print.c (dump_generic_node): Ditto.
18593 (op_symbol): Ditto.
18594 * tree.def: Ditto.
18595
18596 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
18597
18598 * tree-ssa-pre.c (reference_node_pool): New pool.
18599 (find_or_generate_expression): Class 'r' is okay too.
18600 (create_value_expr_from): Ditto.
18601 (add_to_sets): LHS should not include vuses.
18602 (eliminate): Ditto.
18603 (compute_avail): Reverse ordering of tests.
18604 Valuize INDIRECT_REF as well.
18605
18606 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
18607
18608 PR rtl-optimization/16380
18609 * loop.c (check_dbra_loop): Sink comparison instructions if they
18610 do something other than set cc0.
18611
18612 2004-07-06 James E Wilson <wilson@specifixinc.com>
18613
18614 * doc/interface.texi (longjmp and automatic variables): Delete
18615 paragraph recommending taking the address of a variable.
18616
18617 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
18618
18619 * vec.h (VEC_embedded_alloc): Remove.
18620 (VEC_embedded_size, VEC_embedded_init): New.
18621 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
18622 MEM_STAT_INFO.
18623 (VEC_truncate): New.
18624 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
18625 (vec_embedded_alloc): Remove.
18626 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
18627 (vec_embedded_alloc): Remove.
18628
18629 2004-07-06 Mark Mitchell <mark@codesourcery.com>
18630
18631 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
18632 (gt-langhooks.h): Remove.
18633
18634 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
18635
18636 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
18637
18638 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
18639
18640 * config/sparc/sparc.c (get_pc_symbol): Rename into
18641 add_pc_to_pic_symbol.
18642 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
18643 (load_pic_register): Account for previous changes.
18644 Use reg_names. Don't create the label twice.
18645 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
18646 UNSPEC_LOAD_PCREL_SYM.
18647 (get_pc): Rename into load_pcrel_sym. Add predicate to
18648 operands. Remove condition.
18649
18650 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
18651
18652 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
18653 RECORD, UNION & QUAL_UNION is actually a binfo.
18654
18655 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
18656 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
18657 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
18658 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
18659 * dwarf2out.c (add_data_member_location_attribute): Likewise.
18660 (gen_inheritance_die): Likewise.
18661 * tree-dump.c (deque_and_dump): Likewise.
18662 * doc/c-tree.texi (Binfos): Add under reconstruction note.
18663
18664 2004-07-06 Steven Bosscher <stevenb@suse.de>
18665
18666 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
18667 Define.
18668 * config/mcore/mcore.md: Model memory latency with a simple DFA
18669 pipeline description instead of a define_function_unit.
18670
18671 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18672
18673 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
18674 * langhooks.h (var_mod_type_p): Likewise.
18675 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
18676 * expr.c (count_type_elements): Properly handle return from
18677 array_type_nelts and properly test for overflow.
18678 * gimplify.c (gimplify_init_constructor): Properly handle return
18679 from array_type_nelts.
18680 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
18681 * integrate.c (copy_decl_for_inlining): Correct comments.
18682 * tree-inline.c (remap_decl): Update comments, remove dead code,
18683 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
18684 (remap_type): Only remap if variably modified by vars in function
18685 being inlined.
18686 (copy_body_r): Use compatible_type langhooks to see when can fold.
18687 (setup_one_parameter): Don't remap type.
18688 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
18689 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
18690 compute TREE_INVARIANT for decl case.
18691 (find_var_from_fn): New function.
18692 (variably_modified_type_p): Add arg and call new function.
18693 * tree.h (variably_modified_type_p): Add extra arg.
18694
18695 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
18696
18697 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
18698 (goto_handler_and_restore_v9): Delete disabled insn.
18699 (goto_handler_and_restore_v9_sp64): Likewise.
18700
18701 2004-07-05 Roger Sayle <roger@eyesopen.com>
18702
18703 * calls.c (load_register_parameters): Call expand_shift instead
18704 of expand_binop with ashl_optab (or other shift optab) directly.
18705 * expr.c (emit_group_load, emit_group_store): Likewise.
18706 * function.c (assign_parm_setup_block): Likewise.
18707 * stmt.c (shift_return_value): Likewise.
18708
18709 2004-07-05 Jakub Jelinek <jakub@redhat.com>
18710
18711 * expr.c (expand_assignment): Disable the bitfield += optimizations.
18712
18713 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18714
18715 * doc/sourcebuild.texi: Revert previous patch.
18716
18717 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18718
18719 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
18720 TARGET_MEM_FUNCTIONS.
18721 * system.h: Poison TARGET_MEM_FUNCTIONS.
18722 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
18723 bcmp_libfunc, bzero_libfunc): Remove.
18724 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
18725 bzero_libfunc.
18726 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
18727 * doc/standards.texi: Don't mention calling BSD string functions.
18728 * doc/invoke.texi: Likewise. Mention that memmove may be called.
18729 * config/vax/t-memfuncs: New.
18730 * config/memcmp.c, config/memcpy.c, config/memmove.c,
18731 config/memset.c: New.
18732 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
18733 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
18734 vax/t-memfuncs.
18735 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
18736 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
18737 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
18738 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
18739 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
18740 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
18741 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
18742 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
18743 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
18744 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
18745
18746 2004-07-05 Richard Henderson <rth@redhat.com>
18747
18748 * function.c (assign_parm_setup_reg): Properly rename variables in
18749 FUNCTION_ARG_CALLEE_COPIES section.
18750
18751 2004-07-05 Zack Weinberg <zack@codesourcery.com>
18752
18753 * tree-mudflap.c: Include cgraph.h.
18754 (mf_init_extern_trees): Rename to mudflap_init. Export.
18755 Rewrite to create synthetic declarations instead of looking
18756 up declarations from mf-runtime.h.
18757 (mf_make_builtin, mf_make_cache_struct_type): New functions.
18758 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
18759 Correct commentary.
18760 (execute_mudflap_function_decls, mudflap_register_call):
18761 Don't call mf_init_extern_trees.
18762 (mudflap_finish_file): Use cgraph_build_static_cdtor.
18763
18764 * tree-mudflap.h: Update prototypes.
18765 * c-mudflap.c: Delete file.
18766 * c-common.c: Include tree-mudflap.h.
18767 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
18768 * Makefile.in: Remove all references to c-mudflap.o.
18769 Update dependencies.
18770
18771 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18772
18773 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
18774 displacements with the spatial-locality cache-control completer.
18775
18776 2004-07-05 Zack Weinberg <zack@codesourcery.com>
18777
18778 * langhooks.c: Don't include gt-langhooks.h.
18779 (var_labelno): Delete.
18780 (lhd_set_decl_assembler_name): Do not append a distinguishing
18781 number to file-scope internal-linkage declarations for the first
18782 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
18783 the declaration itself (if at block scope), or its containing
18784 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
18785 number.
18786
18787 * opts.c (cur_in_fname): New global.
18788 * opts.h: Declare it.
18789 * tree.c: Include opts.h.
18790 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
18791 DECL_UID equal to cur_in_fname.
18792 (copy_node_stat): Do not change DECL_UID when copying a
18793 TRANSLATION_UNIT_DECL.
18794 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
18795 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
18796
18797 * c-decl.c (c_static_assembler_name): Delete.
18798 * c-tree.h (c_static_assembler_name): Delete prototype.
18799 * c-lang.c, objc/objc-lang.c: Don't override
18800 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
18801
18802 * Makefile.in (tree.o): Update dependencies.
18803 (GTFILES): Remove langhooks.c.
18804
18805 2004-07-05 Roger Sayle <roger@eyesopen.com>
18806
18807 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
18808 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
18809 Normalize "X % C" as "X % -C" for signed modulus and negative C.
18810 Optimize "X % -Y" as "X % Y" for signed modulus.
18811 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
18812 into "((unsigned) X % Y) == 0".
18813
18814 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
18815
18816 * sourcebuild.texi (Config Fragments): Use @comma{} in
18817 cross-reference to section title.
18818
18819 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18820
18821 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
18822 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
18823 (gimplify_target_expr, gimplify_expr): Likewise.
18824 (copy_if_shared_r): No longer need special case for BIND_EXPR.
18825 (unshare_body, unvisit_body): Only look at nested if BODY_P is
18826 whole function.
18827 (gimplify_compound_lval): See if we can strip any useless conversion.
18828 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
18829 from RHS, not LHS.
18830 (gimplify_modify_expr_to_memset): Likewise.
18831 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
18832 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
18833 (declare_inline_vars): Likewise.
18834 (walk_type_fields): New function.
18835 (walk_tree): Use it.
18836 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
18837
18838 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
18839 (sra_walk_modify_expr): Allow init function to fail.
18840 (scan_init): Now returns bool.
18841 (generate_element_init): If can't understand INIT, return false.
18842 (scalarize_init): Return false if generate_element_init does.
18843
18844 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
18845 print bounds.
18846
18847 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
18848 bounds if bounds aren't constant.
18849
18850 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
18851
18852 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
18853 to type hooks; remove bogus PARAMS.
18854
18855 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
18856
18857 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
18858 * dwarf2out.c (add_data_member_location_attribute): Check for
18859 TREE_BINFO.
18860 * tree.c (tree_node_kinds): Add "binfos".
18861 (binfo_lang_slots): New.
18862 (make_node_stat): Add TREE_BINFO.
18863 (make_tree_binfo_stat): New.
18864 (tree_node_structure): Add TREE_BINFO.
18865 * tree.def (TREE_BINFO): New.
18866 * tree.h (REC_OR_UNION_CHECK): Rename to ...
18867 (RECORD_OR_UNION_CHECK): ... here.
18868 (NOT_RECORD_OR_UNION_CHECK): New.
18869 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
18870 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
18871 RECORD_OR_UNION_CHECK.
18872 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
18873 (TYPE_LANG_SLOT_1): New.
18874 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
18875 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
18876 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
18877 (BINFO_ELTS): Remove.
18878 (BINFO_LANG_SLOT): New.
18879 (struct tree_binfo): New.
18880 (binfo_lang_slots): Declare.
18881 (enum tree_node_structure_enum): Add TS_BINFO.
18882 (union tree_node): Add binfo.
18883 (make_tree_binfo_stat): Declare.
18884 (make_tree_binfo): New.
18885 (enum tree_node_kind): Add binfo_kind.
18886
18887 * objc/objc-act.c (start_class, objc_declare_protocols,
18888 start_protocols): Use TYPE_LANG_SLOT_1.
18889 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
18890 to ...
18891 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
18892 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
18893 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
18894 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
18895
18896 2004-07-05 Steven Bosscher <stevenb@suse.de>
18897
18898 * rtl.h (struct rtx_def): Remove the integrated flag.
18899 Use the return_val flag for MEM_SCALAR_P.
18900 Reshuffle and update flags in CLEAR_RTX_FLAGS.
18901
18902 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
18903
18904 PR target/16357
18905 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
18906 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
18907 move_by_pieces.
18908
18909 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
18910
18911 * var-tracking.c: Fix some comments.
18912 (frame_stack_adjust): New.
18913 (vt_stack_adjustments): Init stack_adjust of entry block to
18914 minus stack adjustment of function prologue.
18915 (adjust_stack_reference): Do not adjust if adjustment == 0.
18916 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
18917 (emit_notes_in_bb): Likewise.
18918 (vt_add_function_parameters): Do not adjust locations of
18919 function arguments.
18920 (vt_initialize): Compute the stack adjustment of function
18921 prologue and offset the initial "location" of frame_base_decl
18922 from the stack pointer after prologue.
18923
18924 2004-07-04 Richard Henderson <rth@redhat.com>
18925
18926 * function.c (struct assign_parm_data_all): New.
18927 (struct assign_parm_data_one): New.
18928 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
18929 assign_parm_find_data_types, assign_parms_setup_varargs,
18930 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
18931 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
18932 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
18933 assign_parm_setup_block, assign_parm_setup_reg,
18934 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
18935 (assign_parms): ... here.
18936
18937 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
18938
18939 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
18940 now are bitmap_set_t's.
18941 (bitmap_insert_into_set): No point in inserting the value if
18942 it's invariant.
18943 (bitmap_set_contains): New function.
18944 (bitmap_set_replace_value): Add comment on why we do it
18945 this way.
18946 (set_contains): Removed.
18947 (bitmap_set_subtract_from_value_set): New name of
18948 set_subtract now that it's arguments are two different
18949 types of sets.
18950 Update callers.
18951 (bitmap_find_leader): Change algorithm used.
18952 (find_or_generate_expression): Update use of functions for new
18953 bitmap sets.
18954 (create_expression_by_pieces): Ditto.
18955 (insert_aux): Ditto.
18956 (insert): Ditto.
18957 (add_to_sets): Ditto.
18958 (init_pre): Ditto.
18959 (execute_pre): Ditto.
18960 (compute_avail): Ditto.
18961 Also ignore virtual phis.
18962
18963 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
18964
18965 * combine.c (simplify_comparison): Fix comment typo.
18966
18967 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18968
18969 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
18970 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
18971 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
18972 (output_restore): Change parameter from 'insn' to 'pat'.
18973 (output_return): Adjust call to output_restore.
18974 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
18975 Adjust call to output_restore.
18976
18977 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
18978
18979 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
18980 and assert system is bsd.
18981
18982 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
18983
18984 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
18985 (TARGET_SWITCHES): Remove -mdebugc.
18986 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
18987 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
18988 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
18989 (sle_[sd]i_reg): Delete.
18990
18991 2004-07-04 Steven Bosscher <stevenb@suse.de>
18992
18993 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
18994 Define.
18995 * config/iq2000/iq2000.md: Translate old pipeline description to an
18996 equivalent new one.
18997
18998 2004-07-04 Roger Sayle <roger@eyesopen.com>
18999
19000 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
19001 Ensure the replacement rhs is valid gimple before performing
19002 the substitution. Return false if these sanity checks fail.
19003 (fold_stmt): Only set changed to true, if set_rhs returns true.
19004 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
19005 succeeds.
19006
19007 2004-07-04 Richard Henderson <rth@redhat.com>
19008
19009 PR c/16348
19010 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
19011
19012 2004-07-04 Mark Mitchell <mark@codesourcery.com>
19013
19014 * configure.ac (ranlib_flags): New variable.
19015 * Makefile.in (RANLIB_FLAGS): New variable.
19016 (libbackend.a): Use it.
19017 * configure: Regenerated.
19018
19019 2004-07-04 Roger Sayle <roger@eyesopen.com>
19020
19021 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
19022 a "sign mask" instead of using ashr_optab directly.
19023
19024 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
19025
19026 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
19027 * doc/cppopts.texi: Clarify processing of command-line defines.
19028
19029 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
19030
19031 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
19032
19033 2004-07-04 Richard Henderson <rth@redhat.com>
19034
19035 * rtl.def (ADDRESSOF): Remove.
19036 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
19037 (find_base_term, memrefs_conflict_p): Likewise.
19038 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
19039 (fold_rtx, cse_insn, set_live_p): Likewise.
19040 * dwarf2out.c (mem_loc_descriptor): Likewise.
19041 (add_location_or_const_value_attribute): Likewise.
19042 * emit-rtl.c (copy_insn_1): Likewise.
19043 * explow.c (memory_address): Likewise.
19044 * expmed.c (store_split_bit_field): Likewise.
19045 * expr.c (expand_expr_real_1): Likewise.
19046 * function.c (instantiate_decl
19047 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
19048 * genrecog.c (preds, validate_pattern): Likewise.
19049 * integrate.c (copy_rtx_and_substitute): Likewise.
19050 * recog.c (general_operand, register_operand): Likewise.
19051 (memory_address_p): Likwise.
19052 * reload1.c (eliminate_regs, elimination_effects): Likewise.
19053 * rtl.c (copy_rtx): Likewise.
19054 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
19055 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
19056 * rtlhooks.c (gen_lowpart_general): Likewise.
19057 * stmt.c (expand_asm_operands): Likewise.
19058 * web.c (entry_register, replace_ref, web_main): Likewise.
19059 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
19060 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
19061 * config/arm/arm.c (thumb_rtx_costs): Likewise.
19062 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
19063 * config/frv/frv.c (move_destination_operand, move_source_operand,
19064 condexec_dest_operand, condexec_source_operand,
19065 condexec_memory_operand): Likewise.
19066 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
19067 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
19068 (destination_xfmode_operand): Likewise.
19069 * config/mips/mips.h (PREDICATE_CODES): Likewise.
19070 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
19071 * config/s390/s390.c (general_s_operand): Likewise.
19072 * config/s390/s390.md (mov*): Likewise.
19073 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
19074
19075 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
19076 * expr.c (expand_expr_real_1): Likewise.
19077 * stmt.c (expand_decl): Likewise.
19078 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19079
19080 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
19081 postponed_insns, put_var_into_stack, put_reg_into_stack,
19082 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
19083 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
19084 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
19085 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
19086 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
19087 purge_bitfield_addressof_replacements, purge_addressof_replacements,
19088 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
19089 struct insns_for_mem_walk_info, insns_for_mem_walk,
19090 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
19091 setjmp_protect_args): Remove.
19092 (push_function_context_to): Don't handle var_refs_queue.
19093 (pop_function_context_from, free_after_compilation): Likewise.
19094 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
19095 (assign_parms, allocate_struct_function): Likewise.
19096 (use_register_for_decl): New.
19097 (expand_function_end): Don't setjmp_protect.
19098 * function.h (struct emit_status): Update commentary.
19099 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
19100 (max_parm_reg, parm_reg_stack_loc): Remove.
19101 * passes.c (DFI_addressof): Remove.
19102 (dump_file_info): Remove addressof.
19103 (rest_of_handle_addressof): Remove.
19104 (rest_of_compilation): Don't call it.
19105 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
19106 * stmt.c (expand_decl): Use use_register_for_decl.
19107 * tree.h: Update decls.
19108 * web.c (mark_addressof): Remove.
19109 * doc/invoke.texi (-dF): Remove.
19110
19111 2004-07-03 Richard Henderson <rth@redhat.com>
19112
19113 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
19114 instead of gen_mem_addressof.
19115 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
19116 TImode output register.
19117
19118 2004-07-03 Richard Henderson <rth@redhat.com>
19119
19120 PR tree-optimization/16341
19121 * tree-sra.c (sra_walk_function): Increment to next stmt before
19122 processing the current stmt.
19123 (sra_insert_after): Always use BSI_SAME_STMT.
19124
19125 2004-07-03 Richard Henderson <rth@redhat.com>
19126
19127 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
19128 fp plus with minus.
19129
19130 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
19131
19132 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
19133 with tree_int_cst_equal.
19134
19135 2004-07-03 Andreas Schwab <schwab@suse.de>
19136
19137 * config/ia64/ia64.md: Define new attribute "empty".
19138 (prologue_use, nop_x, insn_group_barrier): Set it.
19139
19140 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
19141 skip over "empty" insns.
19142
19143 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19144
19145 * tree-inline.c (initialize_inlined_parameters): Pass proper function
19146 context to gimplify_body.
19147 (walk_tree): Don't walk into types twice.
19148 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
19149
19150 * tree-sra.c (generate_element_init): Remove any useless conversions.
19151
19152 * gimplify.c (gimplify_conversion): Remove stripping useless
19153 conversions from here.
19154 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
19155 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
19156 Unshare before substituting PLACEHOLDER_EXPR.
19157 (gimplify_modify_expr_to_memset): Likewise.
19158 Pass address of TO to memset, not TO itself.
19159 (gimplify_init_constructor): Make copy of OBJECT so we have it each
19160 time we make an expression (to match a PLACEHOLDER_EXPR).
19161
19162 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
19163 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
19164 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
19165 * tree-ssa-dom.c (local_fold): Likewise.
19166
19167 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
19168 * langhooks.h (strct lang_hooks): New field type_max_size.
19169 * function.c (assign_temp): Call it.
19170
19171 2004-07-03 Steven Bosscher <stevenb@suse.de>
19172
19173 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
19174 * config/sh/sh.md: Convert the SH1 pipeline description to
19175 a DFA model.
19176
19177 2004-07-02 Zack Weinberg <zack@codesourcery.com>
19178
19179 * c-decl.c (struct c_binding): Remove contour field; add
19180 depth, invisible, nested fields.
19181 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
19182 (B_IN_EXTERNAL_SCOPE): New convenience macros.
19183 (bind): Add invisible and nested arguments. Initialize
19184 new fields of struct c_binding; adjust loop scanning for
19185 insertion point.
19186 (free_binding_and_advance): Clear structure with memset.
19187 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
19188 in file scope, even if it's in external scope too.
19189 (pushdecl): Adjust to match. Create invisible file-scope
19190 declarations for block-scope forward declarations of static functions.
19191 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
19192 (undeclared_variable, lookup_label, declare_label, define_label)
19193 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
19194 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
19195 (store_parm_decls_oldstyle): Adjust to match.
19196 (diagnose_mismatched_decls): Correct handling of linkage clashes.
19197 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
19198
19199 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
19200 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
19201
19202 2004-07-02 Richard Henderson <rth@redhat.com>
19203
19204 * c-decl.c (grokdeclarator): Don't frob current_function_decl
19205 around variable_size.
19206 (set_decl_nonlocal): Remove.
19207 (store_parm_decls): Add stmts for pending sizes.
19208 * calls.c (calls_function, calls_function_1): Remove.
19209 (precompute_arguments): Don't call it.
19210 * cfgexpand.c (set_save_expr_context): Remove.
19211 (tree_expand_cfg): Don't call it.
19212 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
19213 (dwarf2out_finish): Likewise.
19214 * expr.c (emit_block_move): Adjust addresses to BLKmode.
19215 (store_constructor): Don't pre-evaluate SAVE_EXPR.
19216 (safe_from_p): Don't queue SAVE_EXPRs.
19217 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
19218 or build plain VAR_DECLs.
19219 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
19220 (fold): Likewise.
19221 (fold_checksum_tree): Don't special-case SAVE_EXPR.
19222 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
19223 (put_var_into_stack): Don't handle SAVE_EXPR.
19224 (gen_mem_addressof): Likewise.
19225 * function.h (struct function): Remove x_save_expr_regs.
19226 (save_expr_regs): Remove.
19227 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
19228 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
19229 * stor-layout.c (variable_size): Don't set it.
19230 (force_type_save_exprs, force_type_save_exprs_1): Remove.
19231 * tree-inline.c (remap_save_expr): Remove fn argument. Update
19232 all callers. Don't set SAVE_EXPR_CONTEXT.
19233 * tree-inline.h (remap_save_expr): Update decl.
19234 * tree.c (save_expr): Update build size.
19235 (first_rtl_op): Don't handle SAVE_EXPR.
19236 (unsave_expr_1, contains_placeholder_p): Likewise.
19237 (decl_function_context): Likewise.
19238 * tree.def (SAVE_EXPR): Remove args 1 and 2.
19239 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
19240 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
19241
19242 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
19243
19244 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
19245 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
19246 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
19247 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
19248 some first-person references and patronizing comments. Based on
19249 printed manual.
19250 * doc/invoke.texi: Don't reference fortran@gnu.org.
19251 * doc/trouble.texi (Warning when a non-void function value is
19252 ignored): Rewrite. From Russ Allbery and Chris Devers.
19253
19254 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
19255
19256 * tree-ssa-pre.c (bitmap_set_t): New.
19257 (bb_value_sets): avail_out is now a bitmap_set_t.
19258 (bitmap_find_leader): New function.
19259 (bitmap_value_insert_into_set): Ditto.
19260 (bitmap_set_copy): Ditto.
19261 (bitmap_value_replace_in_set): Ditto.
19262 (bitmap_set_contains_value): Ditto.
19263 (bitmap_set_new): Ditto.
19264 (bitmap_set_pool): New pool.
19265 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
19266 (insert_aux): Ditto.
19267 (add_to_sets): Ditto.
19268 (compute_avail): Ditto
19269 (eliminate): Ditto.
19270 (init_pre): Ditto.
19271 (fini_pre): Ditto.
19272 (execute_pre): Ditto.
19273
19274 2004-07-02 Roger Sayle <roger@eyesopen.com>
19275
19276 * config/rs6000/rs6000.c (struct processor_costs): New structure
19277 used to hold instruction latencies/sizes for processor types.
19278 (rs6000_cost): New global variable pointing to current CPU's costs.
19279 (rs6000_override_options): Initialize rs6000_cost to point to the
19280 appropriate cost table based upon rs6000_cpu and optimize_size.
19281 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
19282 timings inline.
19283
19284 2004-07-02 Richard Henderson <rth@redhat.com>
19285
19286 * expmed.c (make_tree): Don't use SET_DECL_RTL.
19287
19288 2004-07-02 Steven Bosscher <stevenb@suse.de>
19289
19290 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
19291
19292 2004-07-01 Richard Henderson <rth@redhat.com>
19293
19294 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
19295 (alpha_gp_save_rtx): Use assign_stack_local instead of
19296 gen_mem_addressof.
19297
19298 2004-07-01 Richard Henderson <rth@redhat.com>
19299
19300 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
19301 (alpha_rtx_cost_data): Update to match.
19302 (alpha_rtx_cost_size): New.
19303 (alpha_rtx_costs): Honor optimize_size.
19304
19305 2004-07-01 Richard Henderson <rth@redhat.com>
19306
19307 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
19308 * cfgexpand.c (tree_expand_cfg): Do it here.
19309 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
19310 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
19311 * config/mips/mips.c (mips_output_mi_thunk): And here.
19312 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
19313 * config/sh/sh.c (sh_output_mi_thunk): And here.
19314 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
19315
19316 2004-07-01 Richard Henderson <rth@redhat.com>
19317
19318 * tree.def (RTL_EXPR): Remove.
19319 * c-typeck.c (lvalue_p): Don't handle it.
19320 * expr.c (safe_from_p): Likewise.
19321 (expand_expr_real_1): Likewise.
19322 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
19323 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
19324 * gengtype.c (adjust_field_tree_exp): Likewise.
19325 * stmt.c (warn_if_unused_value): Likewise.
19326 * tree-gimple.c (recalculate_side_effects): Likewise.
19327 * tree-pretty-print.c (dump_generic_node): Likewise.
19328 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
19329 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
19330 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
19331
19332 * stmt.c (struct stmt_status): Remove x_last_expr_type,
19333 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
19334 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
19335 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
19336 all the bits that tracked last_expr.
19337 (expand_end_bindings): Don't track last_expr.
19338 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
19339 (clear_last_expr): Remove.
19340 (expand_asm): Don't call it.
19341 (expand_asm_operands, expand_end_cond): Likewise.
19342 (expand_naked_return, expand_null_return_1): Likewise.
19343 * c-typeck.c (c_begin_compound_stmt): Likewise.
19344 * cfgexpand.c (expand_block): Use expand_expr_stmt.
19345 * expr.c (expand_expr_real_1): Likewise.
19346 * tree.h: Update prototypes.
19347
19348 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
19349 (struct emit_status): Remove sequence_rtl_expr.
19350 (struct function): Remove x_rtl_expr_chain.
19351 (seq_rtl_expr, rtl_expr_chain): Remove.
19352 * function.c (struct temp_slot): Remove rtl_expr.
19353 (assign_stack_temp_for_type): Don't set it.
19354 (free_temp_slots, pop_temp_slots): Don't check it.
19355 (free_after_compilation): Don't clear x_rtl_expr_chain.
19356 (fixup_var_refs): Don't search it.
19357 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
19358 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
19359 or seq_rtl_expr.
19360 (push_topmost_sequence): Likewise.
19361 (end_sequence, init_emit): Likewise.
19362 (start_sequence_for_rtl_expr): Remove.
19363 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
19364 * rtl.h (preserve_rtl_expr_result): Remove.
19365
19366 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
19367
19368 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
19369 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
19370 typos.
19371
19372 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
19373
19374 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
19375 (STANDARD_STARTFILE_PREFIX_2): Define.
19376 (standard_startfile_prefix_1): Initialize to
19377 STANDARD_STARTFILE_PREFIX_1.
19378 (standard_startfile_prefix_2): Initialize to
19379 STANDARD_STARTFILE_PREFIX_2.
19380 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
19381 (STANDARD_STARTFILE_PREFIX_1): Define.
19382 (STANDARD_STARTFILE_PREFIX_2): Define.
19383 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
19384 (STANDARD_STARTFILE_PREFIX_2): Document.
19385
19386 2004-07-01 Richard Henderson <rth@redhat.com>
19387
19388 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
19389 in order to disable scalarization. Instead set a flag and wait
19390 for a candidate decl.
19391
19392 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
19393
19394 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
19395 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
19396 Use terminology "testsuite" and "enumerated".
19397
19398 2004-07-01 Richard Henderson <rth@redhat.com>
19399
19400 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
19401 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
19402 (initial_return_save): Likewise.
19403 (flush_queued_reg_saves): Remap register numbers.
19404 (dwarf2out_return_reg): Likewise.
19405
19406 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19407
19408 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
19409
19410 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
19411 access functions for lower bound and element size and only output
19412 if lower bound nonzero or element size not same as that of type.
19413 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
19414
19415 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
19416
19417 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
19418
19419 2004-07-01 Per Bothner <per@bothner.com>
19420
19421 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
19422
19423 2004-07-01 Jakub Jelinek <jakub@redhat.com>
19424
19425 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
19426 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
19427 first operand. Don't optimize if the bitfield is volatile.
19428
19429 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
19430
19431 * c-pretty-print.c (pp_c_postfix_expression): Handle
19432 floating-point comparison operators.
19433 (pp_c_expression): Pass floating-point comparison
19434 operators to pp_c_postfix_expression.
19435
19436 2004-07-01 Roger Sayle <roger@eyesopen.com>
19437
19438 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
19439 rtx_cost instead of "had_mult" to determine whether the transformed
19440 expression is cheaper than the original.
19441
19442 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
19443
19444 * alias.c (get_alias_set, canon_rtx, get_addr,
19445 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
19446 Use MEM_P.
19447 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
19448 expand_builtin): Likewise.
19449 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
19450 Likewise.
19451 * combine.c (can_combine_p, combinable_i3pat, try_combine,
19452 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
19453 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
19454 record_dead_and_set_regs_1, get_last_value_validate,
19455 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
19456 * cse.c (check_dependence, canon_hash, equiv_constant,
19457 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
19458 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
19459 count_reg_usage): Likewise.
19460 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
19461 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
19462 cselib_record_sets): Likewise.
19463 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
19464 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
19465 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
19466 * df.c (df_uses_record): Likewise.
19467 * dojump (do_jump): Likewise.
19468 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
19469 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
19470 decl_start_label): Likewise.
19471 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
19472 operand_subword, change_address_1, make_safe_from): Likewise.
19473 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
19474 stabilize, force_not_mem): Likewise.
19475 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
19476 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
19477 * expr.c (convert_move, convert_modes, emit_block_move,
19478 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
19479 emit_move_insn_1, expand_assignment, store_expr,
19480 store_constructor_field, store_constructor, store_field,
19481 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
19482 Likewise.
19483 * final.c (cleanup_subreg_operands, alter_subreg,
19484 get_mem_expr_from_op): Likewise.
19485 * flow.c (notice_stack_pointer_modification_1,
19486 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
19487 Likewise.
19488 * function.c (mark_temp_addr_taken, preserve_temp_slots,
19489 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
19490 optimize_bit_field, flush_addressof, purge_addressof_1,
19491 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
19492 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
19493 keep_stack_depressed): Likewise.
19494 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
19495 noce_process_if_block, find_memory): Likewise.
19496 * integrate.c (subst_constants, allocate_initial_values): Likewise.
19497 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
19498 update_equiv_regs): Likewise.
19499 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
19500 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
19501 * optabs.c (expand_abs, emit_unop_insn): Likewise.
19502 * passes.c (rest_of_handle_final): Likewise.
19503 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
19504 move2add_note_store): Likewise.
19505 * ra-build.c (detect_remat_webs): Likewise.
19506 * ra-debug.c (dump_static_insn_cost): Likewise.
19507 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
19508 * recog.c (validate_change, apply_change_group, cancel_changes,
19509 validate_replace_rtx_1, general_operand, register_operand,
19510 nonmemory_operand, push_operand, pop_operand, memory_operand,
19511 indirect_operand, asm_operand_ok, offsettable_memref_p,
19512 offsettable_nonstrict_memref_p, constrain_operands,
19513 store_data_bypass_p): Likewise.
19514 * reg-stack.c (subst_stack_regs_pat): Likewise.
19515 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
19516 copy_cost, reg_scan_mark_refs): Likewise.
19517 * regmove.c (optimize_reg_copy_3, stack_memref_p,
19518 combine_stack_adjustments_for_block): Likewise.
19519 * regrename.c (copyprop_hardreg_forward_1): Likewise.
19520 * reload.c (can_reload_into, push_reload, decompose, immune_p,
19521 find_reloads, find_reloads_address, find_reloads_address_1,
19522 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
19523 find_equiv_reg): Likewise.
19524 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
19525 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
19526 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
19527 delete_address_reloads): Likewise.
19528 * resource.c (mark_referenced_resources): Likewise.
19529 * rtlanal.c (get_jump_table_offset, count_occurrences,
19530 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
19531 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
19532 num_sign_bit_copies1): Likewise.
19533 * rtlhooks.c (gen_lowpart_general): Likewise.
19534 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
19535 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
19536 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
19537 sdbout_global_decl): Likewise.
19538 * simplify-rtx.c (simplify_subreg): Likewise.
19539 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
19540 expand_anon_union_decl, expand_end_case_type): Likewise.
19541 * unroll.c (calculate_giv_inc): Likewise.
19542 * var-tracking.c (stack_adjust_offset_pre_post,
19543 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
19544 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
19545 vt_add_function_parameters): Likewise.
19546 * varasm.c (make_var_volatile, notice_global_symbol,
19547 assemble_external, decode_addr_const, mark_weak,
19548 default_encode_section_info): Likewise.
19549
19550 2004-07-01 Steven Bosscher <stevenb@suse.de>
19551
19552 * stmt.c (check_seenlabel): Remove.
19553 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
19554
19555 2004-07-01 Richard Henderson <rth@redhat.com>
19556
19557 * function.h (struct function): Remove x_function_call_count.
19558 (function_call_count): Remove.
19559 * calls.c (expand_call): Don't set it.
19560 * integrate.c (copy_rtx_and_substitute): Likewise.
19561
19562 * function.h (struct function): Remove x_cleanup_label.
19563 (cleanup_label): Remove.
19564 * stmt.c (expand_value_return): Don't use it.
19565 * function.c (free_after_compilation): Don't set it.
19566 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
19567 * cfgexpand.c (tree_expand_cfg): Update call.
19568 * tree.h (expand_function_start): Update decl.
19569
19570 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
19571
19572 PR c/1027
19573 * c-lang.c (c_initialize_diagnostics): Move from here ...
19574 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
19575 (c_tree_printer): Use pretty-printer to format %T.
19576 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
19577 before '*' if not C++.
19578 (pp_c_direct_abstract_declarator): Don't try to print array upper
19579 bound for flexible array members.
19580 * c-tree.h: Include "diagnostic.h".
19581 (c_initialize_diagnostics): Declare.
19582 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
19583 * c-format.c (format_type_warning): New function. Improve
19584 diagnostics for incorrect format argument types.
19585 (check_format_types): Use it. Add two parameters. Use the
19586 TYPE_MAIN_VARIANT of wanted_type.
19587 (check_format_info_main): Pass new parameters to
19588 check_format_types.
19589 (struct format_wanted_type): Update comment.
19590
19591 2004-07-01 Nick Clifton <nickc@redhat.com>
19592
19593 * target.h (struct gcc_target): Add new field to struct cxx:
19594 import_export_class.
19595 * target-def.h (TARGET_CXX): Initialise the new field.
19596 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
19597 the new field.
19598 * doc/tm.texi: Document the new target hook.
19599
19600 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
19601
19602 * builtins.c (fold_builtin_classify): Fix typo.
19603
19604 2004-07-01 Richard Henderson <rth@redhat.com>
19605
19606 * function.c (identify_blocks, identify_blocks_1): Remove.
19607 * function.h (identify_blocks): Remove.
19608 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
19609
19610 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
19611
19612 * builtins.c (fold_builtin_classify): New.
19613 (fold_builtin_unordered_cmp): Fix commentary.
19614 (fold_builtin): Use it.
19615 * builtins.def: Define builtins for isnan,
19616 isnanf, isnanl, finite, finitef, finitel,
19617 isinf, isinff, isinfl.
19618
19619 2004-07-01 Richard Henderson <rth@redhat.com>
19620
19621 * function.h (struct function): Remove dont_emit_block_notes.
19622 * gimple-low.c (lower_function_body): Don't set it.
19623 * cfgexpand.c (expand_block): Don't check it.
19624 * cfglayout.c (insn_locators_initialize): Likewise.
19625 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
19626 * passes.c (rest_of_compilation): Likewise.
19627 * stmt.c (expand_start_bindings_and_block): Likewise.
19628 (expand_end_bindings): Likewise.
19629
19630 2004-07-01 Richard Henderson <rth@redhat.com>
19631
19632 * cgraph.h (cgraph_build_static_cdtor): Declare.
19633 * cgraphunit.c (cgraph_build_static_cdtor): New.
19634 * c-objc-common.c (build_cdtor): Use it.
19635 * coverage.c (create_coverage): Likewise.
19636 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
19637 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
19638
19639 See ChangeLog.11 for earlier changes.
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