1 2005-04-05 Per Bothner <per@bothner.com>
3 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
4 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
8 2004-04-05 Devang Patel <dpatel@apple.com>
10 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11 (lhsr<mode>3): ... new name.
12 (altivec_vsra<VI_char>): Rename to ..
13 (ashr<mode>3): ... new name.
14 * config/rs6000/rs6000.c (builtin_description): Rename shift
17 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
19 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
20 gen_lowpart_for_combine.
21 * cse.c (gen_lowpart_if_possible): Move...
22 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
24 (gen_lowpart_no_emit_general): Use it.
26 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
28 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
31 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
35 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
37 * config/bfin/bfin-modes.def: New file.
38 * config/bfin/bfin-protos.h: New file.
39 * config/bfin/bfin.c: New file.
40 * config/bfin/bfin.h: New file.
41 * config/bfin/bfin.md: New file.
42 * config/bfin/bfin.opt: New file.
43 * config/bfin/crti.s: New file.
44 * config/bfin/crtn.s: New file.
45 * config/bfin/elf.h: New file.
46 * config/bfin/lib1funcs.asm: New file.
47 * config/bfin/predicates.md: New file.
48 * config/bfin/t-bfin: New file.
49 * config/bfin/t-bfin-elf: New file.
50 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
51 Document new attributes.
52 (interrupt, interrupt_handler, saveall): Update documentation for
54 * doc/install.texi (Specific): Add entry for the Blackfin.
55 * doc/invoke.texi (Blackfin Options): New section.
56 * doc/md.texi (Blackfin family): New section to document constraints.
57 * config.gcc: Add bfin*-* and bfin*-elf configurations.
59 2005-04-05 Olivier Hainque <hainque@adacore.com>
61 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
62 match what the system unwinder expects.
63 * config/mips/mips.c (mips_frame_set): If we're saving the return
64 address register and the dwarf return address column number differs
65 from the hard register number, adjust the note reg to refer to the
68 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
70 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
71 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
72 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
73 (processor_type): New enum.
74 (mn10300_processor): New variable.
75 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
76 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
77 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
78 (PROCESSOR_DEFAULT): New macro.
79 * config/mn10300/mn10300.c (mn10300_processor): New variable.
80 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
81 (mn10300_handle_option, mn10300_override_options): New functions.
82 * config/mn10300/mn10300.opt: New file.
84 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
85 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
87 PR tree-optimization/19903
88 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
89 that don't fit in their type after conversion.
91 2005-04-05 Uros Bizjak <uros@kss-loka.si>
94 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
95 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
96 Allocate local stack slots here. Set ix86_optimize_mode_switching.
97 flag here. Implement using define_insn_and_split.
98 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
99 (frndintxf2_mask_pm_i387): New insn patterns.
100 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
101 Do not set ix86_optimize_mode_switching flag.
102 (ceilsf2, ceildf2, ceilxf2): Same.
103 (btruncsf2, btruncdf2, btruncxf2): Same.
104 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
106 2005-04-05 Ian Lance Taylor <ian@airs.com>
109 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
110 i386_pe_record_external_function.
111 (i386_pe_record_external_function): Update declaration.
112 * config/i386/winnt.c (struct extern_list): Add decl field.
113 (i386_pe_record_external_function): Add decl parameter.
114 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
116 * config/i386/i386-protos.h (i386_pe_record_external_function):
119 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
121 * config/m68k/m68k-protos.h: Add a prototype for
122 valid_dbcc_comparison_p_2.
123 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
124 extend_operator, const_uint32_operand, const_sint32_operand,
125 general_src_operand, nonimmediate_src_operand,
126 memory_src_operand, post_inc_operand, pre_dec_operand,
127 pcrel_address): Move to predicates to predicates.md.
128 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
129 * config/m68k/m68k.md: Include predicates.md.
130 * config/m68k/predicates.md: New.
132 2005-04-04 Roger Sayle <roger@eyesopen.com>
134 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
136 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
138 2005-04-04 Ian Lance Taylor <ian@airs.com>
140 * c-typeck.c (struct c_switch): Rename switch_stmt field to
142 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
143 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
144 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
145 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
146 * c-common.c (c_do_switch_warnings_1): New static function broken
147 out of c_do_switch_warnings.
148 (c_do_switch_warnings): Call c_do_switch_warnings_1.
149 (c_do_switch_expr_warnings): New function.
150 * c-common.h (c_do_switch_expr_warnings): Declare.
152 2005-04-04 David Edelsohn <edelsohn@gnu.org>
153 Daniel Jacobowitz <dan@codesourcery.com>
155 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
157 * rtlanal.c (may_trap_p): Same.
159 2005-04-04 Dale Johannesen <dalej@apple.com>
161 * ChangeLog: remove reference to ChangeLog.12.
163 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
165 CRIS epilogue as RTL.
166 * config/cris/cris.md: Change all 0 in unspec 0 to
168 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
169 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
171 ("return"): Change to define_expand. Call cris_expand_return for
173 ("*return_expanded"): New pattern.
174 ("epilogue"): New define_expand.
175 * config/cris/cris.h (PREDICATE_CODES): Add
176 cris_load_multiple_op.
177 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
179 (enum cris_retinsn_type): New.
180 (struct machine_function): New member return_type.
181 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
182 (cris_target_asm_function_epilogue): Remove, moving RTLified
184 (cris_expand_epilogue): New function.
185 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
186 (cris_gen_movem_load, cris_load_multiple_op)
187 (cris_return_address_on_stack_for_return, cris_expand_return): New
189 (cris_target_asm_function_prologue)
190 (cris_initial_frame_pointer_offset): Call
191 cris_reg_saved_in_regsave_area instead of complicated expression.
192 Call cris_return_address_on_stack instead of an expression.
193 (cris_print_operand) <case 'o', case 'O'>: New cases.
194 (cris_return_address_on_stack): Change return-type to bool.
195 (cris_simple_epilogue): Ditto. Return false if registers are
197 * config/cris/cris-protos.h (cris_simple_epilogue)
198 (cris_return_address_on_stack): Adjust prototype return type.
199 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
200 (cris_return_address_on_stack_for_return): New prototypes.
202 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
204 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
205 gpr_or_int12_operand.
207 * config/frv/frv-protos.h: Add a prototype to
208 frv_legitimate_memory_operand and frv_const_unspec_p.
209 (frv_unspec): Move from frv.c.
210 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
211 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
212 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
213 gpr_or_fpr_operand, gpr_or_int12_operand,
214 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
215 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
216 int6_operand, int5_operand, uint5_operand, uint4_operand,
217 uint1_operand, int_2word_operand, uint16_operand,
218 upper_int16_operand, integer_register_operand,
219 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
220 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
221 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
222 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
223 move_destination_operand, movcc_fp_destination_operand,
224 frv_function_symbol_referenced_p, move_source_operand,
225 condexec_dest_operand, condexec_source_operand,
226 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
227 const_unspec_operand, gpr_or_memory_operand,
228 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
229 icc_operand, fcc_operand, cc_operand, icr_operand,
230 fcr_operand, cr_operand, call_operand, sibcall_operand,
231 symbolic_operand, relational_operator,
232 integer_relational_operator, float_relational_operator,
233 ccr_eqne_operator, minmax_operator,
234 condexec_si_binary_operator, condexec_si_media_operator,
235 condexec_si_divide_operator, condexec_si_unary_operator,
236 condexec_sf_conv_operator, condexec_sf_add_operator,
237 condexec_memory_operand, intop_compare_operator, acc_operand,
238 even_acc_operand, quad_acc_operand, accg_operand: Move to
240 * config/frv/frv.h (PREDICATE_CODES): Remove.
241 * config/frv/frv.md: Include predicates.md.
242 * config/frv/predicates.md: New.
244 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
247 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
248 * tree-ssa-loop-ivopts.c: Include langhooks.h.
249 (add_standard_iv_candidates_for_size): New function, extracting code
250 from add_standard_iv_candidates and parameterizing it by type size.
251 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
253 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
255 * system.h (GCOV_SIZE_TYPE): Unposion.
256 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
257 (GCOV_TYPE_SIZE): ...this new macro.
258 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
259 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
260 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
261 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
262 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
263 instead of unsigned_intSI_type_node.
264 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
265 (rtl_gen_one_value_profiler_no_edge_manipulation)
266 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
267 * value-prof.c: Include coverage.h.
269 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
270 Diego Novillo <dnovillo@redhat.com>
272 Fix PR tree-optimization/20703
273 Fix PR tree-optimization/20725
275 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
276 (create_expression_by_pieces): Ditto.
277 (valid_in_set): Ditto. Also handle tcc_declaration.
278 (find_or_generate_expression): Handle comparison class.
279 (insert_into_preds_of_block): Ditto.
281 (create_value_expr_from): Handle comparison class, recursively
282 handle reference nodes.
283 (compute_avail): Handle comparison classes, rewrite a little cleaner.
284 (execute_pre): Fix spacing.
285 (do_fre): Renamed to execute_fre.
287 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
289 * doc/invoke.texi (SPARC options): Document that
290 -mlittle-endian is not supported on Linux either.
292 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
296 * config.gcc (Obsolete configurations): Remove
297 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
298 (sparclite-*-coff*): Delete.
299 (sparclite-*-elf*): Likewise.
300 (sparc86x-*-elf*): Likewise.
301 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
302 * config/sparc/lite.h: Delete.
303 * config/sparc/litecoff.h: Likewise.
304 * config/sparc/liteelf.h: Likewise.
305 * config/sparc/sp86x-elf.h: Likewise.
306 * config/sparc/t-sparclite: Likewise.
307 * config/sparc/t-sp86x: Likewise.
309 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
311 * config/s390/s390-protos.h: (s390_comparison,
312 s390_alc_comparison, s390_slb_comparison, const0_operand,
313 consttable_operand, larl_operand, s_operand,
314 shift_count_operand, bras_sym_operand, load_multiple_operation,
315 store_multiple_operation, s390_plus_operand): Remove prototypes.
316 (s390_legitimate_address_without_index_p): New prototype.
317 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
319 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
320 const0_operand, consttable_operand, larl_operand, s_operand,
321 shift_count_operand, bras_sym_operand, load_multiple_operation,
322 store_multiple_operation, s390_plus_operand): Move to
324 (check_mode): Remove.
325 (s390_branch_condition_mask): Remove 'static'. Move prototype to
327 (s390_legitimate_address_without_index_p): New.
328 * config/s390/s390.h (PREDICATE_CODES): Remove.
329 * config/s390/s390.md: Include predicates.md.
330 * config/s390/predicates.md: New.
332 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
335 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
336 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
337 (NEED_INDICATE_EXEC_STACK): Define to 1.
338 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
339 (NEED_INDICATE_EXEC_STACK): Define to 1.
340 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
341 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
342 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
343 (pic_helper_emitted_p): New global.
344 (emit_pic_helper): New function extracted from...
345 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
346 Do not call emit_pic_helper if delay_pic_helper is true.
347 (sparc_expand_prologue): Pass 'false' to load_pic_register.
348 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
349 (sparc_file_end): New function.
351 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
353 * config/mcore/mcore-protos.h: Remove the prototypes for
354 mcore_arith_reg_operand, mcore_general_movsrc_operand,
355 mcore_general_movdst_operand, mcore_reload_operand,
356 mcore_arith_J_operand, mcore_arith_K_operand,
357 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
358 mcore_arith_K_S_operand, mcore_arith_imm_operand,
359 mcore_arith_any_imm_operand, mcore_arith_O_operand,
360 mcore_literal_K_operand, mcore_addsub_operand,
361 mcore_compare_operand, mcore_load_multiple_operation,
362 mcore_store_multiple_operation, mcore_call_address_operand.
363 Add a prototype for const_ok_for_mcore.
364 * config/mcore/mcore.c (mcore_call_address_operand,
365 mcore_general_movsrc_operand, mcore_general_movdst_operand,
366 mcore_arith_reg_operand, mcore_reload_operand,
367 mcore_arith_J_operand, mcore_arith_K_operand,
368 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
369 mcore_arith_M_operand, mcore_arith_imm_operand,
370 mcore_arith_any_imm_operand, mcore_arith_O_operand,
371 mcore_literal_K_operand, mcore_addsub_operand,
372 mcore_compare_operand, mcore_load_multiple_operation,
373 mcore_store_multiple_operation): Move to predicates.md.
374 (const_ok_for_mcore): Export.
375 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
376 * config/mcore/mcore.md: Include predicates.md.
377 * config/mcore/predicates.md: New.
379 * config/mcore/predicates.md: Fix a comment typo.
381 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
382 Adrian Straetling <straetling@de.ibm.com>
384 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
385 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
386 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
388 ("imul"): Removed from "type" attribute.
389 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
390 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
391 Changed type to imulsi.
392 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
394 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
396 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
397 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
398 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
399 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
400 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
401 (TARGET_SWITCHES, mcore_stack_increment_string)
402 (TARGET_OPTIONS): Delete.
403 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
404 than *_BIT constants.
405 (TARGET_8ALIGN): #undef old definition before redefining to 1.
406 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
407 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
408 (mcore_override_options): Delete mcore_stack_increment code.
409 Change use of M340_BIT to MASK_M340.
410 * config/mcore/mcore.opt: New file.
412 2005-04-04 Ian Lance Taylor <ian@airs.com>
414 * config/arm/arm.c (replace_symbols_in_block): Remove static
417 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
419 * config/fr30/fr30-protos.h: Remove the prototypes for
420 stack_add_operand, add_immediate_operand,
421 high_register_operand, low_register_operand, call_operand,
422 di_operand, and nonimmediate_di_operand.
423 * config/fr30/fr30.c (stack_add_operand,
424 add_immediate_operand, high_register_operand,
425 low_register_operand, call_operand, di_operand,
426 nonimmediate_di_operand): Move to predicates.md.
427 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
428 * config/fr30/fr30.md: Include predicates.md.
429 * config/fr30/predicates.md: New.
431 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
432 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
433 mcore_call_address_operand.
435 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
436 general_movsrc_operand.
438 2005-04-04 Alan Modra <amodra@bigpond.net.au>
440 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
443 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
446 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
449 2005-04-04 Richard Henderson <rth@redhat.com>
450 Jakub Jelinek <jakub@redhat.com>
452 PR rtl-optimization/16104
453 * fold-const.c (fold_unary): Fix folding of vector conversions.
455 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
457 * config.gcc (xstormy16-*-elf): Set extra_options.
458 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
459 * config/stormy16/stormy16.opt: New file.
461 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
463 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
464 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
465 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
466 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
467 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
468 (TARGET_UNIX_ASM): Delete.
469 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
470 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
471 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
472 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
473 * config/pdp11/pdp11.opt: New file.
475 2005-04-03 Roger Sayle <roger@eyesopen.com>
476 Alexandre Oliva <aoliva@redhat.com>
479 * fold-const.c (non_lvalue): Split tests into...
480 (maybe_lvalue_p): New function.
481 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
482 C++ front-end prior to lowering into gimple form.
484 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
486 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
487 BUILT_IN_STRNCASECMP): New.
488 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
491 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
494 * arm.md (addsi3_compare0_for_combiner): Delete.
495 (addsi3_compare0_scratch_for_combiner): Delete.
496 (cmpsi_neg_shiftsi): Delete.
497 (compare_negsi_si): New pattern.
498 (cmpsi_negshiftsi_si): New pattern.
499 (negated_cbranchsi4): Restrict to equality_operator.
501 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
504 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
506 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
509 * doc/install.texi: Fix a typo.
511 2005-04-03 Steven Bosscher <stevenb@suse.de>
514 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
515 a computed goto if the edge to the computed goto block has
516 incoming abnormal edges. Clarify how the function works.
518 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
520 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
521 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
522 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
523 hash_scan_set, reg_set_between_after_reload_p,
524 reg_used_between_after_reload_p, get_avail_load_store_reg,
525 eliminate_partially_redundant_load): Likewise.
526 * postreload.c (reload_cse_simplify_set,
527 reload_combine_note_use): Likewise.
528 * predict.c (predict_insn, expected_value_to_br_prob,
529 propagate_freq, expensive_function_p): Likewise.
530 * print-rtl.c (print_rtx): Likewise.
531 * profile.c (instrument_edges, instrument_values,
532 compute_branch_probabilities, branch_prob, union_groups,
533 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
534 * protoize.c (in_system_include_dir, file_could_be_converted,
535 file_normally_convertible, gen_aux_info_file, seek_to_line,
536 do_cleaning): Likewise.
537 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
538 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
539 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
541 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
543 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
544 * modulo-sched.c (undo_replace_buff_elem): New structure.
545 (kernel_number_of_cycles, ps_unschedule_node,
546 undo_generate_reg_moves,free_undo_replace_buff,
547 undo_permute_partial_schedule, loop_single_full_bb_p,
548 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
549 build_loops_structure, get_sched_window): New.
550 (generate_reg_moves): Return undo_replace_buff_elem and other
552 (generate_prolog_epilog): Remove old loop versioning.
553 (sms_schedule): Use loop information and loop_version.
554 (sms_schedule_by_order): Split part of it to get_sched_window.
555 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
556 cfg_layout_finalize and free_dominance_info before/after SMS.
558 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
560 * cfghooks.c (lv_flush_pending_stmts,
561 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
562 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
563 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
564 lv_add_condition_to_bb,
565 lv_adjust_loop_header_phi, extract_cond_bb_edges,
566 flush_pending_stmts): New in cfg_hooks structure.
567 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
568 extract_cond_bb_edges, lv_adjust_loop_header_phi,
569 lv_add_condition_to_bb): New declarations.
570 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
572 (loop_version): Declare.
573 * cfgloopmanip.c (cfghooks.h): Include.
574 (duplicate_loop_to_header_edge): Change return type to bool.
575 (loop_version, lv_adjust_loop_entry_edge): Move here.
576 * cfgrtl.c (cfgloop.h): Include.
577 (rtl_verify_flow_info_1): Fix.
578 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
579 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
581 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
582 tree_lv_add_condition_to_bb): New.
583 (tree_cfg_hooks): Add new hooks to initialization.
584 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
585 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
587 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
589 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
590 xstormy16_below100_or_register,
591 xstormy16_splittable_below100_or_register, and
592 nonimmediate_nonstack_operand.
594 * config/stormy16/stormy16-protos.h: Remove the prototypes for
595 xstormy16_ineqsi_operator, equality_operator,
596 inequality_operator, shift_operator,
597 xstormy16_below100_operand, xstormy16_below100_or_register,
598 xstormy16_splittable_below100_or_register,
599 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
600 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
601 equality_operator, inequality_operator,
602 xstormy16_below100_operand, xstormy16_below100_or_register,
603 xstormy16_splittable_below100_or_register,
604 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
605 nonimmediate_nonstack_operand, shift_operator): Move to
607 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
608 * config/stormy16/stormy16.md: Include predicates.md.
609 * config/stormy16/predicates.md: New.
611 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
613 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
614 small_int, large_int, reg_or_0_operand, simple_memory_operand,
615 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
616 move_operand, power_of_2_operand): Move to predicates.md.
617 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
618 PREDICATE_CODE): Remove.
619 * config/iq2000/iq2000.md: Include predicates.md.
620 * config/iq2000/predicates.md: New.
622 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
624 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
625 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
626 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
627 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
628 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
629 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
630 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
631 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
632 (TARGET_M68HC11): Delete.
633 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
634 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
635 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
636 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
637 (nb_soft_regs): Delete.
638 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
639 (m68hc11_override_options): Remove the code that caters for MASK_M6811
640 and MASK_M6812 being set simultaneously. Change the code that sets
641 the default m68hc11_soft_reg_count to use integers instead of strings.
642 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
643 m68hc11_soft_reg_count (which now has an int type) as the number
645 * config/m68hc11/m68hc11.opt: New file.
647 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
649 * config/fr30/fr30.h (PREDICATE_CODES): Remove
650 fp_displacement_operand, sp_displacement_operand.
652 * config/m68hc11/m68hc11-protos.h: Add a prototype for
654 Remove the prototypes for tst_operand, cmp_operand,
655 stack_register_operand, d_register_operand,
656 hard_addr_reg_operand, splitable_operand,
657 m68hc11_logical_operator, m68hc11_arith_operator,
658 m68hc11_non_shift_operator, m68hc11_shift_operator,
659 m68hc11_unary_operator, m68hc11_eq_compare_operator,
660 non_push_operand, hard_reg_operand, and
661 reg_or_some_mem_operand.
662 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
664 (tst_operand, cmp_operand, non_push_operand,
665 splitable_operand, reg_or_some_mem_operand,
666 stack_register_operand, d_register_operand,
667 hard_addr_reg_operand, hard_reg_operand,
668 m68hc11_eq_compare_operator, m68hc11_logical_operator,
669 m68hc11_arith_operator, m68hc11_non_shift_operator,
670 m68hc11_shift_operator, m68hc11_unary_operator): Move to
672 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
673 * config/m68hc11/m68hc11.md: Include predicates.md.
674 * config/m68hc11/predicates.md: New.
676 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
679 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
680 change checked in along with 2005-03-03's patch for debug/20253.
681 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
682 (remap_decl): Insert type decl in map earlier.
684 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
686 PR tree-optimization/20640
687 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
688 post-dominator if it has phi nodes.
689 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
690 before dead statements.
692 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
695 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
697 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
699 PR rtl-optimization/20290
700 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
701 in every iteration if the entry point is the exit test.
703 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
705 * config/cris/cris.md (attribute "length"): Define.
707 2005-04-02 Geoffrey Keating <geoffk@apple.com>
709 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
710 (word_offset_memref_operand): New.
711 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
712 (indexed_or_indirect_operand): Delete.
713 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
714 (indexed_or_indirect_operand): Delete.
716 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
719 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
722 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
723 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
725 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
727 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
729 2005-04-01 Ian Lance Taylor <ian@airs.com>
731 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
732 (rus, prus): Remove static variables.
733 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
734 (process_command): Permit report_times and use_pipes together.
736 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
738 * c-decl.c (validate_proto_after_old_defn): Look at
739 TYPE_MAIN_VARIANT of argument types.
741 2005-04-01 Paul Brook <paul@codesourcery.com>
743 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
744 (arm_output_function_epilogue): Allow call_via_SP.
745 (thumb_call_via_reg, arm_file_end): Ditto.
746 * config/arm/arm.h (struct machine_function): Include space for SP.
747 (thumb_call_via_label): Update declaration.
749 2005-04-01 Ian Lance Taylor <ian@airs.com>
751 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
752 doing a peephole optimization, once again put any notes in the
755 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
757 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
759 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
761 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
762 (block_alloc, find_free_reg): Likewise.
763 * loop-doloop.c (doloop_modify): Likewise.
764 * loop-invariant.c (record_use): Likewise.
765 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
766 get_iv_value, canon_condition, eliminate_implied_condition,
767 eliminate_implied_condition, simplify_using_initial_values,
768 shorten_into_mode, canonicalize_iv_subregs,
769 iv_number_of_iterations): Likewise.
770 * loop-unroll.c (expand_var_during_unrolling): Likewise.
771 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
772 unswitch_loop): Likewise.
773 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
774 move_movables, replace_call_address, find_and_verify_loops,
775 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
776 record_giv, final_giv_value, general_induction_var,
777 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
778 loop_giv_dump): Likewise.
780 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
781 GCOV_CHECK_WRITING): Remove.
782 (gcov_position, gcov_rewrite): Use gcc_assert.
783 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
784 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
785 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
788 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
790 * tree-inline.c: Fix a typo.
792 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
794 * configure.ac (enable-checking): Explicitly set all variables for
795 collective switch values. Alphabetize variables. Rename
796 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
798 * doc/install.texi (enable-checking): Update documentation.
799 * configure: Rebuilt.
801 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
803 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
806 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
808 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
809 Also reject cases where this pattern will cause load delay stalls
810 unless optimizing for size and it will produce a shorter sequence.
811 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
812 variants to avoid pre-adjusting the base when possible.
814 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
816 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
817 the frame and argument pointers.
818 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
819 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
820 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
821 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
822 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
823 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
825 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
827 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
828 with entry for selectany attribute.
829 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
831 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
832 (i386_pe_asm_named_section): Handle sections generated by
834 * doc/extend.texi (selectany): Document attribute.
836 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
837 Jan Hubicka <jh@suse.cz>
839 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
840 to fix addresses involving EBP and ESP.
841 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
842 for SUBREGed registers.
843 (legitimate_address_p): Accept SUBREGed registers.
845 2005-04-01 Jakub Jelinek <jakub@redhat.com>
848 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
849 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
852 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
854 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
856 2005-04-01 James E Wilson <wilson@specifixinc.com>
859 * dwarf2out.c (rtl_for_decl_init): New function.
860 (rtl_for_decl_location): Extracted from here.
861 (tree_add_const_value_attribute): Call rtl_for_decl_init and
862 add_const_value_attribute. Delete initializer_constant_valid_p call.
864 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
866 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
867 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
868 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
869 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
870 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
871 config/i386/i386.md, config/rs6000/predicates.md,
872 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
873 config/s390/s390.c, config/stormy16/stormy16.c,
874 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
877 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
880 * gimplify.c (gimplify_expr): Create a temporary for lvalue
881 COND_EXPR and CALL_EXPR.
883 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
886 * genautomata.c (first_cycle_unit_presence): Check all alternative
887 states for unit presence.
889 * doc/md.texi: Remove remark about impossibility to query unit
890 presence in non nondeterministic automaton state.
892 * config/ia64/ia64.c (get_template): Change order of unit querying.
894 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
896 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
899 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
901 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
902 flag for edges outside any loops.
904 2005-03-31 Janis Johnson <janis187@us.ibm.com>
906 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
908 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
910 * tree-ssa-alias.c: Follow spelling conventions.
911 * doc/tree-ssa.texi: Fix a typo.
913 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
915 * postreload-gcse.c: Include target.h.
916 (gcse_after_reload_main): Return early if we cannot modify jumps.
917 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
919 2005-03-31 David Edelsohn <edelsohn@gnu.org>
921 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
922 expensive operations.
924 2005-03-31 Ian Lance Taylor <ian@airs.com>
926 * collect2.c (lderrout): New variable.
927 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
928 if it is set, to stderr.
929 (handler): Unlink lderrout if it is set.
930 (dump_file): Add "to" parameter. Change all callers.
931 (main): Initialize lderrout.
932 (collect_execute): Add errname parameter. Change all callers.
933 Rename redir parameter to outname. Never pass
934 PEX_STDERR_TO_STDOUT to pex_run.
935 * collect2.h (collect_execute, dump_file): Update declarations.
936 * tlink.c (tlink_execute): Add errname parameter. Change all
938 (do_tlink): Check lderrout as well as ldout.
940 2005-03-31 Caroline Tice <ctice@apple.com>
942 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
943 (bb-reorder.o): Add errors.h to list of requirements.
944 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
945 profiledbootstrap flags.
946 * bb-reorder.c (errors.h): Add new include.
947 (struct bbro_basic_block_data_def): Add new field, in_trace.
948 (add_unlikely_executed_notes): Remove function.
949 (mark_bb_for_unlikely_executed_section): Remove function.
950 (insert_section_boundary_note): New function.
951 (verify_hot_cold_block_grouping): New function.
952 (push_to_next_round_p): Remove variables and tests that push all
953 cold blocks to last round.
954 (find_traces): Remove code that added extra round of trace finding
955 when doing partitioning.
956 (find_traces_1_round) : Remove variable last_round; add code to
957 update new struct field, in_trace; correct trace_length where it was
958 incorrect before (after call to copy_bb); change code that pushed all
959 cold blocks to last round. Instead verify that all blocks going into
960 a trace belong in the same partition.
961 (connect_traces): Modify to connect the traces in two passes, if the
962 function contains both hot and cold blocks. The first pass connects
963 all the traces for blocks in the partition that the first block in
964 the function belongs to; the second pass connnects all the traces
965 containing blocks that belong in the other partition.
966 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
967 code that automatically put the first block in a function into the
968 hot partition if the function had any hot blocks.
969 (fix_crossing_unconditional_branches): Check number of succ edges
970 before attempting to get one.
971 (fix_edges_for_rarely_executed_code): Update comment describing
973 (reorder_basic_blocks): Add code to initialize new field (in_trace);
974 remove call to add_unlikely_executed_notes; add call to
975 verify_hot_cold_block_grouping.
976 (duplicate_computed_gotos): Don't change computed goto if it's a
978 (partition_hot_cold_basic_blocks): Update function comment.
979 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
981 (try_forward_edges): Likewise.
982 (merge_blocks_move_predecessor_nojumps): Likewise.
983 (merge_blocks_move_successor_nojumps): Likewise.
984 (merge_blocks_move): Likewise.
985 (try_crossjump_bb): Likewise.
986 * cfglayout.c (update_unlikely_executed_notes): Remove function.
987 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
988 notes to cold bb's; remove call to update_unlikely_executed_notes.
989 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
990 NOTE_INSN_SWITCH_TEXT_SECTIONS.
991 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
992 function declaration.
993 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
995 (rtl_can_merge_blocks): Remove redundancy from condition.
996 (try_redirect_by_replacing_jump): Likewise.
997 (force_nonfallthru_and_redirect): Remove code for adding
998 UNLIKELY_EXECUTED_CODE notes to cold bb's.
999 (commit_one_edge_insertion): Likewise.
1000 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1001 * dbxout.c (FORCE_TEXT): Replace function_section with
1002 current_function_section.
1003 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1004 function, switch_text_section.
1005 (struct xcoff_debug): Likewise.
1006 (dbxout_function_end): Add code to put out label diffs for both
1007 hot and cold sections.
1008 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1009 for new debug_hooks funciton, switch_text_section..
1010 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1011 switch_text_section.
1012 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1013 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1014 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1015 dw_fde_switched_sections.
1016 (output_call_frame_info): Add test to see if function switches text
1017 sections in the middle; if so, use appropriate extra hot and cold
1018 section labels to compute size deltas for the hot and cold sections.
1019 (dwarf2out_begin_prologue): Add code to initialize new fields in
1021 (dwarf2out_switch_text_section): New function (invoked through
1022 debug_hook); updates new fields in dw_fde_struct appropriately and
1023 increments separate_line_info_table_in_use.
1024 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1025 dwarf2out_switch_text_section.
1026 (struct var_loc_node): Add new field, section_label.
1027 (output_aranges): Add code to check whether in hot or cold section and
1028 use the appropriate label in calculating deltas.
1029 (output_ranges): Likewise.
1030 (output_line_info): Add code to check which section we're in and
1031 use appropriate hot/cold label.
1032 (add_location_or_constant_value_attribute): Likewise.
1033 (gen_subprogam_die): Modify arange attributes to use correct labels.
1034 (dwarf2out_begin_block): Change call to function_section into call to
1035 current_function_section.
1036 (dwarf2out_end_block): Likewise.
1037 (dwarf2out_source_line): Likewise.
1038 (dwarf2out_var_location): Add code to check whether in hot or cold
1039 section and use the appropriate label.
1040 * except.c (output_function_exception_table): Change call to
1041 function_section into call to current_function_section.
1042 * final.c (profile_function): Likewise.
1043 (scan_ahead_for_unlikely_executed_note): Remove function.
1044 (final_scan_insn): Remove calls to
1045 scan_ahead_for_unlikely_executed_note, and related code for switching
1046 to cold section, except for the single time
1047 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1048 debug_hooks->switch_text_sections; replace appropriate calls to
1049 function_section with calls to current_function_section.
1050 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1051 test_bb to condition.
1052 (find_if_case_2): Likewise.
1053 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1054 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1055 * opts.c (decode_options): Change warning about hot/cold partitioning
1056 with exceptionss to inform (so as not to cause bootstrap failures);
1057 remove warning about partitioning with DWARF debug info.
1058 * output.h (current_function_section): Add new function decl.
1059 (insert_section_boundary_note): Likewise.
1060 (enum in_section): Move this declaration here from varasm.c.
1061 (unlikely_section_label): Likewise.
1062 (unlikely_text_section_name): Likewise.
1063 (last_text_section_name): New global variable.
1064 (last_text_section): Likewise.
1065 (hot_section_label): Likewise.
1066 (hot_section_end_label): Likewise.
1067 (cold_section_end_label): Likewise.
1068 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1069 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1070 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1071 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1072 insn from consideration.
1073 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1074 switch_text_section.
1075 * varasm.c (basic-block.h): Add new include.
1076 (unlikely_section_label_printed): Remove global variable.
1077 (unlikely_section_label): Make global variable not be static any more.
1078 (unlikely_text_section_name): Likewise.
1079 (hot_section_end_label): New global variable (not static)
1080 (first_function_block_is_cold): Likewise.
1081 (hot_section_label): Likewise.
1082 (cold_section_end_label): Likewise..
1083 (last_text_section): New global variable, not static.
1084 (last_text_section_name): New global variable, not static.
1085 (initialize_cold_section_name): New function.
1086 (enum in_section): Move declaration to output.h.
1087 (text_section): Update last_text_section.
1088 (unlikely_text_section): Replace code to determine cold section name
1089 with call to initialize_cold_section_name; Add code to update
1090 last_text_section; remove code for printing out label.
1091 (named_section_real): Add code to update last_text_section and
1092 last_text_section_name as appropriate.
1093 (function_section): Change test for 'unlikely' to depend on
1094 first_function_block_is_cold (moved old test to
1095 current_function_section).
1096 (current_function_section): New function.
1097 (assemble_start_function): Move code that frees
1098 unlikely_text_section_name; initialize hot_section_end_label;
1099 print hot and cold section labels at the start of the function;
1100 set first_function_block_is_cold, if appropriate; initialize l
1101 ast_text_section; add call to insert_section_boundary_note.
1102 (assemble_end_function): Add code to write out hot and cold section
1104 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1105 switch_text_section.
1106 * config/darwin.c (machopic_select_section): Replace incorrect
1107 function in base_funs; update reloc for cold sections if necessary.
1108 * config/darwin.h (SECTION_FUNCTION): Add code to update
1109 last_text_section if appropriate.
1110 (text_unlikely_section): Remove.
1111 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1112 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1113 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1114 partitioning for this architecture.
1116 2005-03-31 Olivier Hainque <hainque@adacore.com>
1118 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1119 defined and non-zero.
1121 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1124 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1127 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1130 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1131 label operand. Remove (use (unspec..)). Don't emit a label on
1133 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1134 generate inline label for load_toc_v4_PIC_1b.
1135 (rs6000_emit_load_toc_table): Likewise.
1137 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1139 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1140 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1142 2005-03-29 Devang Patel <dpatel@apple.com>
1144 * tree-sra.c (decide_block_copy): Disable scalarization of
1147 2005-03-30 Stuart Hastings <stuart@apple.com>
1148 Dale Johannesen <dalej@apple.com>
1150 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1151 * print-tree.c (print_node): Add case STATEMENT_LIST.
1153 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1155 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1156 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1157 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1158 is given with "powerpc64*" or "all", or when --with-cpu chooses
1161 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1164 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1165 gen_lexical_block_die.
1166 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1168 2005-03-31 Jan Hubicka <jh@suse.cz>
1170 2004-11-02 Jan Hubicka <jh@suse.cz>
1172 * cgraph.c (cgraph_varpool_node_name): New function.
1173 (dump_cgraph_varpool_node): New function.
1174 (dump_varpool): New function.
1175 * cgraphunit.c (cgraph_optimize): Dump varpool.
1177 2004-10-16 Jan Hubicka <jh@suse.cz>
1179 * cgraph.c (decide_is_variable_needed): New function.
1180 (cgraph_varpool_finalize_decl): Use it.
1181 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1183 * final.c (output_addr_const): Do not call mark_referenced.
1184 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1185 always go via cgraph.
1186 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1187 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1188 * tree-optimize.c (execute_inline): Mark functions called.
1189 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1191 2004-10-11 Jan Hubicka <jh@suse.cz>
1193 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1194 (cgraph_varpool_last_needed_node): New static variable.
1195 (enqueue_needed_varpool_node): Break out from ...; add items to the
1196 end of queue; update first pointers.
1197 (cgraph_varpool_mark_needed_node): ... here.
1198 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1199 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1200 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1201 (cgraph_varpool_first_unanalyzed_node): Declare.
1202 * cgraphunit.c: Include output.h.
1203 (cgraph_varpool_analyze_pending_decls): New function.
1204 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1205 for errors, analyze pending decls.
1206 (cgraph_finalize_compilation_unit): Only analyze decls.
1207 (cgraph_optimize): Assemble the decls after expanding.
1209 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1211 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1212 subvars get marked properly in tags for grouping.
1213 (add_pointed_to_var): Mark only actual pointed to
1214 variables/subvars in addresses needed.
1215 (create_overlap_variables_for): Clear call clobbered on original
1217 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1218 addresable vars with subvars into list.
1219 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1222 2005-03-30 Richard Henderson <rth@redhat.com>
1224 * cgraph.h (struct cgraph_node): Add alias.
1225 * varasm.c (assemble_alias): Set it.
1226 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1227 avoid calling cgraph_expand_function.
1229 2005-03-30 Tom Tromey <tromey@redhat.com>
1231 * tree.def (FILE_TYPE): Removed.
1232 * typeclass.h (enum type_class): Removed file_type_class.
1233 * dwarf2out.c (is_base_type): Updated.
1234 (gen_type_die): Likewise.
1235 * dbxout.c (dbxout_type): Updated.
1236 * builtins.c (type_to_class): Updated.
1237 * tree.c (type_contains_placeholder_1): Updated.
1238 * config/sparc/sparc.c (sparc_type_code): Updated.
1239 * config/ia64/ia64.c (hfa_element_mode): Updated.
1240 * expr.c (count_type_elements): Updated.
1241 * stor-layout.c (layout_type): Updated.
1242 * tree-inline.c (remap_type): Updated.
1243 * tree-pretty-print.c (dump_generic_node): Updated.
1245 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1247 * builtins.c (expand_builtin_powi): Fix mode of
1248 2nd argument to match int.
1249 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1250 2nd argument type to int.
1251 * libgcc2.c: Change prototype of __powi* functions to use
1254 2005-03-30 Dale Johannesen <dalej@apple.com>
1257 * calls.c (expand_call): Flush pending deferrals before
1260 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1264 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1265 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1266 c_label_context, label_context_stack): New.
1267 * c-decl.c (define_label): Check for jumps into statement
1268 expressions. Add label to list of defined labels.
1269 (start_function): Push context on label_context_stack.
1270 (finish_function): Pop context from label_context_stack.
1271 * c-typeck.c (label_context_stack): New.
1272 (c_finish_goto_label): Check for jumps into statement
1273 expressions. Add label to list of jumped to labels.
1274 (struct c_switch): Add blocked_stmt_expr.
1275 (c_start_case): Initialize it.
1276 (do_case): Check it.
1277 (c_finish_case): Verify !blocked_stmt_expr.
1278 (c_begin_stmt_expr): Push context on label_context_stack.
1279 Increment blocked_stmt_expr. Mark labels jumped to from outside
1281 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1282 defined in the statement expression and no longer jumpable to.
1283 Mark labels jumped to from just outside the statement expression
1284 as again definable. Pop context from label_context_stack.
1285 * doc/extend.texi (Statement Exprs): Update.
1287 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1290 * c-decl.c (start_function): Check for old_decl being
1293 2005-03-30 Ian Lance Taylor <ian@airs.com>
1295 * final.c (final): Remove prescan parameter. Change all callers.
1296 (final_scan_insn): Remove prescan parameter. Change all callers.
1298 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1300 * tree-vectorizer.c: Fix comment typos.
1302 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1304 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1305 as soon as a chrec_dont_know is detected.
1307 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1309 Merge from csl-arm-branch.
1310 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1312 * tlink.c (recompile_files): Do not assume that "rename" can
1313 overwrite an existing file.
1315 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1317 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1318 * gcc/configure: Regenerate.
1320 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1322 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1324 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1326 * calls.c (struct arg_data): Update "partial" comment.
1327 (load_register_parameters): Update "nregs" comment.
1329 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1331 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1332 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1333 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1334 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1335 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1336 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1337 than target_flags & 0.
1338 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1339 (iq2000_arch, iq2000_parse_cpu): Delete.
1340 (TARGET_HANDLE_OPTION): Override default.
1341 (iq2000_handle_option): New function.
1342 (override_options): Remove -march= and -mcpu= handling.
1343 * config/iq2000/iq2000.opt: New file.
1345 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1347 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1348 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1349 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1350 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1351 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1352 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1353 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1354 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1355 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1356 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1357 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1358 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1359 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1360 (TARGET_OPTIONS): Delete.
1361 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1362 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1363 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1364 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1365 (c4x_cpu_version_string): Delete.
1366 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1367 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1368 equivalent -mcpu= option.
1369 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1370 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1371 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1372 or clearing the appropriate MASK_* bit.
1373 (c4x_file_start): Use c4x_cpu_version.
1374 * config/c4x/c4x.opt: New file.
1376 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1378 * doc/options.texi: Document the new MaskExists flag.
1379 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1380 if the option has the MaskExists flag.
1382 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1384 * opt-functions.awk (flag_set_p, test_flag): New functions.
1385 (switch_flags): Use them.
1386 * opth-gen.awk: Use flag_set_p to check for flags.
1387 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1389 2005-03-30 Ian Lance Taylor <ian@airs.com>
1391 * config.host (i[34567]86-*-mingw32*): Don't set
1392 host_can_use_collect2 to no.
1394 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1397 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1398 Remove convert_memory_address call duplicating that in memory_address.
1400 2005-03-29 Richard Henderson <rth@redhat.com>
1403 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1404 (build_compound_literal): Likewise. Propagate decl type into the
1406 (finish_decl): Likewise. Use new return value from complete_array_type
1407 for zero sized arrays.
1408 (complete_array_type): Move ...
1409 * c-common.c (complete_array_type): ... here. Change first argument
1410 to pointer-to-type-node. Consistently use sizetype for the index
1411 except for zero sized arrays. Detect zero sized arrays for pedantic
1412 mode diagnostics. Create a new type node instead of modifying the
1414 * c-tree.h (complete_array_type): Move decl ...
1415 * c-common.h (complete_array_type): ... here.
1417 2005-03-29 Richard Henderson <rth@redhat.com>
1420 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1422 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1424 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1425 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1426 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1427 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1429 2005-03-29 Eric Christopher <echristo@redhat.com>
1431 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1432 truthvalue conversion removal.
1434 2005-03-29 Ian Lance Taylor <ian@airs.com>
1437 * collect2.c: Never include <vfork.h>.
1438 (VFORK_STRING, vfork): Don't define.
1439 (pid): Remove global variable.
1440 (handler): Call raise instead of kill (getpid(), ...).
1441 (collect_wait): Add pex parameter. Change all callers. Use
1442 pex_get_status rather than pwait.
1443 (do_wait): Add pex parameter. Change all callers.
1444 (collect_execute): Return struct pex_obj * rather than void. Use
1445 pex routines rather than pexecute.
1446 (fork_execute): Get pex_obj from collect_execute, and pass it to
1448 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1449 Only declare quit_handler if SIGQUIT is defined.
1450 (scan_libraries): Likewise.
1451 * collect2.h (collect_execute): Update declaration.
1452 (collect_wait): Update declaration.
1453 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1454 pass it to collect_wait.
1456 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1459 * c-parser.c (c_parser_compound_statement_nostart): Give error
1460 message for EOF instead of just setting parser->error.
1462 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1464 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1465 (slpeel_update_phi_nodes_for_guard1): New function.
1466 (slpeel_update_phi_nodes_for_guard2): New function.
1467 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1468 of slpeel_update_phi_nodes_for_guard.
1469 (vectorize_loops): Remove call to loop_closed_rewrite.
1470 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1473 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1475 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1476 (TARGET_LITTLE_ENDIAN): New macro.
1477 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1478 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1479 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1480 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1481 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1482 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1483 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1484 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1485 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1486 (TARGET_OPTIONS): Delete.
1487 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1488 (CACHE_FLUSH_TRAP): Turn into an integer.
1489 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1490 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1491 -mflush-trap is in use.
1492 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1493 (m32r_cache_flush_trap_string): Delete.
1494 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1495 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1496 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1497 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1498 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1499 -mmodel= and -msdata= handling from...
1500 (m32r_init): ...here.
1501 * config/m32r/m32r.opt: New file.
1503 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1505 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1506 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1507 * tree-vect-analyze.c (vect_object_analysis): additional parm
1508 pass back a "struct ptr_info_def *" with the points-to info.
1509 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1510 statement using info returned from vect_object_analysis.
1511 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1512 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1513 for virtual uses and defs when creating a replacement vector
1514 reference. Call duplicate_ssa_name_ptr_info to define points-to
1515 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1516 (vectorizable_store): copy_virtual_operands and update
1517 definition statements.
1518 (vectorizable_load): copy_virtual_operands. Remove call to
1519 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1520 * tree-vectorizer.c (vectorize_loops): Remove calls to
1521 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1522 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1523 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1524 define macro STMT_VINFO_PTR_INFO for use in accessing.
1525 * tree.h add export of duplicate_ssa_name_ptr_info.
1526 * rs6000.c (altivec_init_builtins): Declare builtin function
1527 __builtin_altivec_mask_for_load to be "const".
1529 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1532 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1533 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1534 assemble_variable on aliases.
1535 * varasm.c (assemble_alias): Set node->alias.
1536 * toplev.c (wrapup_global_declarations): Don't call
1537 rest_of_decl_compilation on aliases again.
1539 2005-03-29 Paul Brook <paul@codesourcery.com>
1541 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1542 * config/arm/arm.c (arm_dbx_register_number): New function.
1543 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1545 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1548 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1549 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1551 2005-03-29 Dale Johannesen <dalej@apple.com>
1553 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1554 $(TREE_H) and $(COVERAGE_H).
1555 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1556 * opts.c (common_handle_option): Enable tree-based value transforms.
1557 * toplev.c (process_options): Ditto.
1558 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1559 refers to references to this type.
1560 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1561 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1562 for may_be_more, may_be_less.
1563 (rtl_gen_pow2_profiler): Adjust.
1564 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1565 (rtl_gen_one_value_profiler): Adjust.
1566 (rtl_gen_const_delta_profiler): Adjust.
1567 * tree-profile.c (tree_gen_interval_profiler): Implement.
1568 (tree_gen_pow2_profiler): Ditto.
1569 (tree_gen_one_value_profiler): Ditto.
1570 (tree_profiling): New.
1571 (pass_tree_profile): Reference it.
1572 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1574 (insn_divmod_values_to_profile): Rename to
1575 rtl_divmod_values_to_profile. Adjust.
1576 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1577 (insn_prefetch_values_to_profile): Adjust.
1578 (rtl_value_profile_transformations): Adjust.
1579 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1580 (gen_mod_pow2): Rename to rtl_mod_pow2.
1581 (gen_mod_subtract): Rename to rtl_mod_subtract.
1582 (divmod_fixed_value_transform): Rename to
1583 rtl_divmod_fixed_value_transform.
1584 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1585 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1586 (rtl_find_values_to_profile): Adjust.
1587 (tree_value_profile_transformations): Implement.
1588 (tree_divmod_values_to_profile): New.
1589 (tree_values_to_profile): New.
1590 (tree_divmod_fixed_value): New.
1591 (tree_mod_pow2): New.
1592 (tree_mod_subtract): New.
1593 (tree_divmod_fixed_value_transform): New.
1594 (tree_mod_pow2_value_transform): New.
1595 (tree_mod_subtract_transform): New.
1596 (tree_find_values_to_profile): Implement.
1597 * profile.c (instrument_values): Free histograms.
1598 (compute_value_histograms): Adjust. Implement tree version.
1600 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1602 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1603 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1604 variable. Output "fldcw" depending on round_mode.
1605 * config/i386/i386.md (UNSPEC_FIST): New.
1606 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1607 New isns patterns to implement lrint and llrint built-ins as x87
1609 (fistdi2, fist<mode>2 splitters): New splitters.
1610 (lrint<mode>2): New expanders.
1612 2005-03-28 Ian Lance Taylor <ian@airs.com>
1614 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1615 0 when calling final_scan_insn.
1617 2005-03-28 Jan Hubicka <jh@suse.cz>
1620 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1623 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1624 types where possible.
1626 2005-03-26 Per Bothner <per@bothner.com>
1628 Make -f[no-]show-column also control non-cpp diagnostics.
1629 * c.opt (fshow-column): Move option from here ...
1630 * common.opt (fshow-column): ... to here.
1631 * diagnostic.c (diagnostic_build_prefix): Only print column number
1632 if flag_show_column.
1634 2005-03-27 Steven Bosscher <stevenb@suse.de>
1636 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1637 vax_output_conditional_branch): New prototypes.
1638 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1639 extracted from vax.md mov and add patterns.
1640 (vax_output_conditional_branch): New function to output conditional
1641 branch instructions.
1642 * vax.md: Use mode macros for arithmetic and mov patterns.
1643 Use code macros for the jump patterns.
1645 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1647 * Makefile.in (libbackend.o): Depend on version files;
1648 add custom generation command.
1650 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1653 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1654 sure that we have a REG before getting its REGNO.
1656 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1658 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1659 * builtins.def (BUILT_IN_STRNDUP): New.
1661 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1663 PR tree-optimization/20470
1664 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1667 2005-03-25 Mike Stump <mrs@apple.com>
1669 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1672 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1674 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1675 Use our own structure definitions.
1677 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1678 (fix_truncdfsi2): Allow registers or memory as destination.
1679 When TARGET_PPC_GFXOPT, generate simplified pattern.
1680 (fix_truncdfsi2_internal): Use define_insn_and_split.
1681 (fix_truncdfsi2_internal_gfxopt): New.
1682 (fctiwz): Don't confuse register allocation by giving it no choices.
1684 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1685 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1686 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1687 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1689 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1691 * dominance.c (free_dominance_info): Speed up by freeing et
1692 data structures without maintaining other nodes.
1693 * et-forest.c (et_free_tree_force): New.
1694 * et-forest.h: Add a prototype for et_free_tree_force.
1696 * tree.c (get_set_constructor_bits,
1697 get_set_constructor_bytes): Remove.
1698 * tree.h: Remove the corresponding prototypes.
1700 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1703 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1704 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1705 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1706 PRE_DEC, NEG and NOT.
1708 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1710 * fold-const.c: Convert uses of fold (build (...)) to
1713 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1715 PR rtl-optimization/20249
1716 * cse.c (insert_regs): Do not record equivalence of registers in
1719 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1721 * emit-rtl.c (reverse_comparison): Remove.
1722 * rtl.h: Remove the corresponding prototype.
1724 2005-03-24 James E Wilson <wilson@specifixinc.com>
1726 * doc/install.texi (--enable-altivec): Delete docs.
1728 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1730 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1731 SFmode and DFmode before reload when
1732 flag_unsafe_math_optimizations not enabled.
1734 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1736 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1738 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1739 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1741 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1743 * configure.ac (enable-checking): Add 'runtime' option.
1744 * doc/install.texi (enable-checking): Document 'runtime' checking.
1745 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1746 * config.in: Regenerated.
1747 * configure: Regenerated.
1749 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1751 * optabs.h (enum optab_index): Remove OTI_llrint.
1752 (llrint_optab): Remove macro.
1753 * optabs.c (init_optabs): Remove llrint_optab initialization.
1754 * genopinit.c (optabs): Remove llrint_optab implementation.
1755 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1758 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1760 PR rtl-optimization/20532
1761 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1762 overflow when adding coefficients for PLUS or MINUS.
1763 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1766 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1768 * langhooks.h (truthvalue_conversion): Remove.
1769 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1770 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1771 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1772 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1773 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1775 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1777 * params.def: Fix a typo.
1778 * config/mips/mips.c: Follow the spelling convensions.
1779 * doc/invoke.texi: Fix typos.
1781 2005-03-18 Dale Johannese <dalej@apple.com>
1783 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1785 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1787 Fix PR tree-optimization/20601
1789 * tree-ssa-pre.c (insert_aux): Add missing condition to
1792 2005-03-23 Ian Lance Taylor <ian@airs.com>
1794 * final.c (final_scan_insn): Don't remove no-op instructions.
1795 * reload1.c (reload): Remove simple no-op instructions even when
1798 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1800 PR tree-optimization/20501
1801 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1802 reporting that peeling for alignment is applied moved to...
1803 * (vect_analyze_data_refs_alignment): Here.
1805 2005-03-23 Ian Lance Taylor <ian@airs.com>
1807 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1809 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1811 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1812 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1814 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1816 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1817 imply that this is called once, independent of asms in code.
1818 Adjust to now being pased output and input lists. Mention helper
1819 function decl_overlaps_hard_reg_set_p.
1820 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1821 hook_tree_tree_identity and to take three trees, returning third.
1822 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1824 * stmt.c: include hard-reg-set.h before tree.h.
1825 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1826 (decl_conflicts_with_clobbers_p): Call
1827 decl_overlaps_hard_reg_set_p.
1828 (expand_asm_operands): Pass output and input lists in call to
1829 targetm.md_asm_clobbers.
1830 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1831 hook_tree_tree_tree_tree_3rd_identity.
1832 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1834 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1835 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1836 parameters, first two unused.
1837 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1838 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1839 in constraint letters and MOF is not mentioned as a asm-declared
1840 register in neither of the input and output lists.
1842 2005-03-23 DJ Delorie <dj@redhat.com>
1844 * optabs.c (expand_binop): Make sure the first subword's result
1847 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1849 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1850 Call c_common_truthvalue_conversion rather than
1851 lang_hooks.truthvalue_conversion.
1852 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1853 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1855 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1856 c_common_truthvalue_conversion.
1857 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1858 c_parser_conditional_expression, c_parser_binary_expression): Call
1859 c_objc_common_truthvalue_conversion.
1860 * c-typeck.c (build_unary_op): Call
1861 c_objc_common_truthvalue_conversion.
1862 (build_conditional_expr): Do not call
1863 lang_hooks.truthvalue_conversion.
1864 (build_binary_op): Call c_common_truthvalue_conversion.
1865 (c_objc_common_truthvalue_conversion): Moved from
1866 c-objc-common.c. Call default_function_array_conversion instead
1867 of default_conversion.
1869 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1871 * c-common.h (default_conversion): Remove.
1872 (perform_integral_promotions): Add.
1873 * c-tree.h (default_conversion): Add.
1874 * c-typeck.c (perform_integral_promotions): New, split out from
1876 * c-common.c (check_case_value): Use perform_integral_promotions,
1877 not default_conversion.
1878 (c_add_case_label): Don't continue processing case label after
1879 found to be pointer.
1881 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1883 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1884 the prefix list if we have already added a multilib directory
1886 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1889 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1891 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1893 * reload.h: Remove the prototype for indirect_symref_ok.
1895 * reload1.c (indirect_symref_ok): Make it global.
1896 * reload.h: Add a prototype for indirect_symref_ok.
1898 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1900 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1903 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1905 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1907 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1909 * c-opts.c (c_common_parse_file): Only start/end main source file
1910 if debug hooks says the writer wants it.
1911 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1913 (xcoff_debug_hooks): Ditto.
1914 * debug.c (do_nothing_hooks): Ditto.
1915 * debug.h (gcc_debug_hooks): Ditto.
1916 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1917 * sdbout.c (sdb_debug_hooks): Ditto.
1918 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1920 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1922 * doc/extend.texi: Deprecate C++ min/max operators.
1924 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1926 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1927 artificial original candidates.
1929 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1930 Jan Hubicka <jh@suse.cz>
1931 Steven Bosscher <stevenb@suse.de>
1933 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1934 call cost based on argument sizes.
1935 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1937 * params.def: (max-inline-inssn-single): Set to 450.
1938 (max-inline-insns-auto): Set to 90.
1939 (max-inline-insns-recursive): Set to 450
1940 (max-inline-insns-recursive-auto): Set to 450.
1941 (large-function-insns): Set to 2700.
1942 (inline-call-cost): New parameter.
1943 * tree-inline.c (estimate_move_cost): New function.
1944 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1945 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1947 * tree-inline.h (estimate_move_cost): Declare.
1948 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1949 (max-inline-insns-auto): Change default to 90.
1950 (max-inline-insns-recursive): Change default to 450
1951 (max-inline-insns-recursive-auto): Change default to 450.
1952 (large-function-insns): Change default to 2700.
1953 (inline-call-cost): Document new parameter.
1955 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1957 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1958 (TARGET_DEFAULT): Delete.
1959 * config/i860/i860.opt: New file.
1961 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1963 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1964 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1965 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1966 (frv_sched_lookahead): Delete.
1967 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1968 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1969 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1970 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1971 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1972 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1973 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1974 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1975 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1976 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1977 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1978 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1979 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1980 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1981 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1982 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1983 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1984 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1985 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1986 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1987 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1988 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1989 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1990 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1991 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1992 (frv_sched_lookahead): Delete.
1993 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1994 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1995 (frv_handle_option): New function. Move -mcpu= handling from...
1996 (frv_override_options): ...here. Remove handling of other
1998 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1999 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2000 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2001 and TARGET_NO_MULTI_CE.
2002 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2003 !TARGET_VLIW_BRANCH.
2004 * config/frv/frv.opt: New file.
2006 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2008 * fold-const.c (fold_ternary): Take decomposed arguments of
2010 (fold): Update a call to fold_ternary.
2012 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2013 * tree.h: Add corresponding prototypes.
2015 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2018 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2019 between jump table and its label.
2020 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2021 resp. ADDR_DIFF_VEC and the label preceeding it.
2022 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2023 is emitted in the right section.
2025 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2027 * fold-const.c (fold_unary, fold_binary): Update comments
2030 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2032 PR rtl-optimization/20527
2033 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2034 REG_INC note, test that the register also isn't mentioned in PRED
2037 2005-03-22 Ben Elliston <bje@au.ibm.com>
2039 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2042 2005-03-21 Mike Stump <mrs@apple.com>
2044 * varasm.c (default_assemble_visibility): Remove extra ().
2046 2005-03-21 Roger Sayle <roger@eyesopen.com>
2049 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2050 to determine whether a block can be duplicated, rather than test
2051 whether the block contains noncopyable insns ourselves.
2053 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2055 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2058 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2060 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2062 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2064 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2065 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2066 * config/fr30/fr30.opt: New file.
2068 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2070 Fix PR tree-optimization/20542
2072 * tree-flow-inline.h (overlap_subvar): Move to here.
2073 * tree-ssa-operands.c: From here.
2074 * tree-flow.h (overlap_subvar): Declare.
2075 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2076 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2077 for variables with subvars.
2079 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2082 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2083 * modulo-sched.c (const_iteration_count): Return on NULL
2085 (print_node_sched_params): Return on NULL dump_file.
2086 (generate_reg_moves): Handle reg-anti dependencies and disregard
2087 closing branch when generating register moves.
2088 (sms_schedule): Mark the SMSed block dirty.
2089 * passes.c (rest_of_handle_sms): Call update_life_info for all
2091 * testsuite/gcc.dg/20050321-1.c: New test.
2093 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2095 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2096 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2097 movqi_internal): Likewise.
2099 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2101 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2102 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2103 xtensa_b4const): Delete prototypes.
2104 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2105 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2106 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2107 xtensa_extra_constraint): New prototypes.
2108 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2109 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2110 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2111 move_operand, const_float_1_operand, fpmem_offset_operand,
2112 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2113 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2114 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2115 argument type to HOST_WIDE_INT.
2116 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2117 xtensa_mask_immediate): Likewise.
2118 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2119 Likewise. Also make these functions static.
2120 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2121 (xtensa_const_ok_for_letter_p): New.
2122 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2123 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2124 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2125 move_operand, const_float_1_operand, fpmem_offset_operand,
2126 branch_operator, ubranch_operator, boolean_operator): Move to
2128 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2129 (xtensa_mem_offset): Change return type to bool.
2130 (xtensa_extra_constraint): New.
2131 (gen_int_relational): Update type of const_range_p function pointer.
2132 Use xtensa_b4const_or_zero.
2133 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2134 xtensa_const_ok_for_letter_p. Update comments.
2135 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2136 (PREDICATE_CODES): Delete.
2137 * config/xtensa/xtensa.md: Include predicates.md.
2138 * config/xtensa/predicates.md: New file.
2140 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2142 * config/v850/v850-protos.h: Remove the prototypes for
2143 reg_or_int9_operand, reg_or_const_operand,
2144 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2145 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2146 movsi_source_operand, power_of_two_operand,
2147 not_power_of_two_operand, special_symbolref_operand,
2148 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2149 register_is_ok_for_epilogue.
2150 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2151 reg_or_int9_operand, reg_or_const_operand,
2152 call_address_operand, special_symbolref_operand,
2153 movsi_source_operand, power_of_two_operand,
2154 not_power_of_two_operand, register_is_ok_for_epilogue,
2155 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2156 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2158 * config/v850/v850.h (PREDICATE_CODES): Remove.
2159 * config/v850/v850.md: Include predicates.md.
2160 * config/v850/predicates.md: New.
2162 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2164 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2165 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2166 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2167 (itoolsdir, itoolsdatadir): Move definition above new first use.
2168 (install-itoolsdirs): New rule.
2169 (install-mkheaders): Depend on install-itoolsdirs, not
2170 install-include-dir.
2172 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2174 * tree-into-ssa.c: Remove obsolete comments.
2176 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2178 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2179 unrolling if -fpeel-loops is specified, too.
2180 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2181 Remove superfluous check for flag_unroll_loops.
2183 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2185 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2186 (lrint_optab, llrint_optab): Define corresponding macros.
2187 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2188 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2189 pattern and llrint_optab using llrintdi2 patterns.
2190 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2191 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2192 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2193 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2194 flag_unsafe_math_optimizations is set.
2196 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2198 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2199 simplify_logical, if_then_else_cond, known_cond,
2200 simplify_comparison): Adjust calls to reverse_comparison.
2201 Don't use combine_reversed_comparison_code).
2202 (combine_reversed_comparison_code): Remove.
2203 (reversed_comparison): Using reversed_comparison_code, move it...
2204 * jump.c (reversed_comparison): ... here.
2205 * rtl.h (reversed_comparison): Add prototype.
2207 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2209 * builtins.c (fold_builtin): Take decomposed arguments of
2211 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2212 * gimplify.c (gimplify_call_expr): Likewise.
2213 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2214 * tree.h: Update the prototype of fold_builtin.
2216 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2218 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2219 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2220 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2221 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2222 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2224 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2226 * builtins.c (fold_builtin_1): Take decomposed arguments of
2228 (fold_builtin): Update a call to fold_builtin_1.
2230 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2233 * gcov.c (output_lines): Only output function block summary when
2234 outputting branch information.
2235 * doc/gcov.texi: Document format of preamble and additional block
2238 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2240 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2241 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2242 the defaults false if BITS_PER_UNIT != 8.
2243 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2244 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2245 than BITS_PER_UNIT != 8.
2246 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2247 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2248 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2250 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2251 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2253 2005-03-20 Roger Sayle <roger@eyesopen.com>
2256 * fold-const.c (fold_binary): Fix type mismatch between
2257 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2258 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2259 for non-truth-valued expressions.
2261 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2262 and FUNCTION_DECL in the main switch.
2263 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2264 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2265 we also need to convert their operands to match.
2266 <TRUTH_NOT_EXPR>: Likewise.
2268 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2270 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2271 diagnostic without checking whether an lvalue.
2272 * c-common.h (lvalue_p): Remove.
2273 (enum lvalue_use): Update comment.
2274 (lvalue_or_else): Replace by lvalue_error.
2275 * c-typeck.c (lvalue_p): Make static.
2276 (lvalue_or_else): New. Call lvalue_error.
2278 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2280 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2281 (function_arg_advance): Use rs6000_parm_start.
2282 (function_arg, rs6000_arg_partial_bytes): Likewise.
2284 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2286 * c-common.c (check_case_value): Adjust comment about stripping
2288 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2289 * c-typeck.c (default_conversion, convert_arguments,
2290 build_modify_expr, convert_for_assignment, store_init_value,
2291 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2292 manually. Remove inaccurate comments.
2294 2005-03-20 Roger Sayle <roger@eyesopen.com>
2295 Joseph S. Myers <joseph@codesourcery.com>
2297 * varasm.c (do_assemble_alias): Restore comment describing function.
2298 Annotate the target parameter as potentially unused.
2300 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2303 * config/avr/avr.c (avr_output_function_prologue): Do not use
2304 current_function_name() in a label, use a local label instead.
2306 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2308 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2309 flag_finite_math_only, not flag_unsafe_math_optimizations.
2311 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2313 * builtins.c (fold_builtin_1): Update a call to
2314 targetm.fold_builtin.
2315 * hooks.c (hook_tree_tree_bool_null): Rename to
2316 hook_tree_tree_tree_bool_null. Take one more argument of type
2318 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2319 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2320 hook_tree_tree_tree_bool_null.
2321 * target.h (gcc_target): Update the prototype of fold_builtin.
2322 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2323 arguments of CALL_EXPR.
2324 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2327 2005-03-20 Jan Hubicka <jh@suse.cz>
2329 * cgraph.h (cgraph_node): Add prev_clone pointer.
2330 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2331 (cgraph_clone_node): Produce doubly linked chain.
2333 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2335 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2336 get_nonnull_operand, handle_sentinel_attribute,
2337 check_function_arguments_recurse): Do not strip NOPS from
2339 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2341 * c-format.c (get_constant): Likewise.
2342 * c-parser.c (c_parser_postfix_expression): Likewise.
2343 * c-typeck.c (set_init_index): Likewise.
2344 (convert_arguments): Don't check for NOP_EXPR containing integer
2347 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2349 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2350 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2351 Take decomposed arguments of CALL_EXPR.
2352 (fold_builtin_1): Update calls to the functions mentioned
2355 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2357 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2358 width to have integer type.
2359 (build_enumerator): Require enumerator value to have integer type.
2361 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2363 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2366 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2368 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2369 std=iso9899:199x): Correct descriptions.
2371 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2373 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2376 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2378 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2380 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2381 fold_builtin_memcpy.
2383 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2384 arguments of CALL_EXPR.
2385 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2386 fold_builtin_found, fold_builtin_1): Update calls to
2387 fold_trunc_transparent_mathfn.
2389 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2392 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2393 function pointers on targets that require function pointer
2395 (fold_sign_changed_comparison): Likewise.
2397 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2399 * combine.c (try_combine): When changing the mode of a hard reg, make
2400 sure that doing so is valid.
2402 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2404 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2405 (TARGET_HANDLE_OPTION): Override default.
2406 (avr_handle_option): New function.
2407 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2408 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2409 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2410 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2411 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2412 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2413 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2414 (TARGET_OPTIONS): Delete.
2415 * config/avr/avr.opt: New file.
2417 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2419 * config/m32r/m32r-protos.h: Remove the prototypes for
2420 call_address_operand, symbolic_operand, seth_add3_operand,
2421 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2422 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2423 two_insn_const_operand, move_src_operand,
2424 move_double_src_operand, move_dest_operand,
2425 eqne_comparison_operator, signed_comparison_operator,
2426 large_insn_p, conditional_move_operand, carry_compare_operand,
2427 m32r_block_immediate_operand, extend_operand,
2428 reg_or_eq_int16_operand, int8_operand, and
2429 reg_or_zero_operand.
2430 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2431 seth_add3_operand, int8_operand, cmp_int16_operand,
2432 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2433 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2434 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2435 move_double_src_operand, move_dest_operand,
2436 eqne_comparison_operator, signed_comparison_operator,
2437 extend_operand, small_insn_p, large_insn_p,
2438 conditional_move_operand, carry_compare_operand,
2439 m32r_block_immediate_operand): Move to predicates.md.
2440 (MAX_MOVE_BYTES): Move to m32r.h.
2441 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2442 * config/m32r/m32r.md: Include predicates.md.
2443 * config/m32r/predicates.md: New.
2445 2005-03-18 James E Wilson <wilson@specifixinc.com>
2448 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2451 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2453 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2454 call_address_operand, const_8bit_operand.
2455 * config/mn10300/mn10300.c (call_address_operand,
2456 const_8bit_operand, const_1f_operand): Move to predicates.md.
2457 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2458 * config/mn10300/mn10300.md: Include predicates.md.
2459 * config/mn10300/predicates.md: New.
2461 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2463 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2464 declarations in diagnostics and %E for identifiers, not %s.
2466 2005-03-18 Jan Hubicka <jh@suse.cz>
2467 Dale Johannesen <dalej@apple.com>
2469 * basic-block.h (scale_bbs_frequencies_int,
2470 scale_bbs_frequencies_gcov_type): Declare.
2471 * cfg.c (RDIV): New macro.
2472 (update_bb_frequency_for_threading): Fix.
2473 * basic-block.h (scale_bbs_frequencies_int,
2474 scale_bbs_frequencies_gcov_type): New.
2475 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2476 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2477 scale_bbs_frequencies_int.
2478 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2480 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2482 * config/m32r/m32r-protos.h: Remove the prototypes for
2483 call_address_operand, symbolic_operand, seth_add3_operand,
2484 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2485 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2486 two_insn_const_operand, move_src_operand,
2487 move_double_src_operand, move_dest_operand,
2488 eqne_comparison_operator, signed_comparison_operator,
2489 large_insn_p, conditional_move_operand, carry_compare_operand,
2490 m32r_block_immediate_operand, extend_operand,
2491 reg_or_eq_int16_operand, int8_operand, and
2492 reg_or_zero_operand.
2493 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2494 seth_add3_operand, int8_operand, cmp_int16_operand,
2495 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2496 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2497 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2498 move_double_src_operand, move_dest_operand,
2499 eqne_comparison_operator, signed_comparison_operator,
2500 extend_operand, small_insn_p, large_insn_p,
2501 conditional_move_operand, carry_compare_operand,
2502 m32r_block_immediate_operand): Move to predicates.md.
2503 (MAX_MOVE_BYTES): Move to m32r.h.
2504 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2505 * config/m32r/m32r.md: Include predicates.md.
2506 * config/m32r/predicates.md: New.
2508 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2510 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2511 symbolic_operand, symbolic_memory_operand,
2512 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2513 indexed_memory_operand, move_dest_operand, move_src_operand,
2514 prefetch_cc_operand, prefetch_nocc_operand,
2515 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2516 arith_operand, arith11_operand, pre_cint_operand,
2517 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2518 ireg_operand, int5_operand, uint5_operand, int11_operand,
2519 uint32_operand, arith5_operand, and_operand, ior_operand,
2520 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2521 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2522 shadd_operand, movb_comparison_operator,
2523 cmpib_comparison_operator): Move to predicates.md.
2524 (magic_milli, shadd_constant_p): Make it extern.
2525 * config/pa/pa.h (PREDICATE_CODES): Remove.
2526 * config/pa/pa.md: Include predicates.md.
2527 * config/pa/predicates.md: New.
2529 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2532 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2534 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2535 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2536 config/alpha/freebsd.h, config/alpha/linux.h,
2537 config/alpha/netbsd.h, config/alpha/osf5.h,
2538 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2539 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2540 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2541 doc/cppopts.texi: Update copyright.
2543 2005-03-18 Jan Hubicka <jh@suse.cz>
2546 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2548 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2551 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2553 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2556 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2558 * combine.c (gen_binary): Remove.
2559 (known_cond, simplify_shift_const, find_split_point,
2560 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2561 simplify_logical, expand_field_assignment, extract_left_shift,
2562 force_to_mode, if_then_else_cond, apply_distributive_law,
2563 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2564 simplify_comparison, reversed_comparison): Replace with
2565 simplify_gen_binary, simplify_gen_relational or
2566 distribute_and_simplify_rtx.
2567 (distribute_and_simplify_rtx): New function.
2569 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2570 Paolo Bonzini <gcc.gnu.org>
2572 * calls.c (setjmp_call_p, special_function_p): Update comments
2573 at the head of the functions.
2575 2005-03-18 Jan Hubicka <jh@suse.cz>
2577 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2579 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2580 function body should be released; do not proactively release function
2581 bodies in non-unit-at-a-time mode.
2583 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2585 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2586 mno-fp-ret-in-387 multilib variants.
2588 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2590 * common.opt (m): Remove.
2591 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2593 (common_handle_option): Remove OPT_m case.
2595 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2597 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2599 (fold_builtin_1): Update a call to fold_builtin_bitop.
2601 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2603 (fold_builtin_1): Update a call to fold_builtin_signbit.
2605 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2607 PR tree-optimization/20474
2608 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2609 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2611 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2613 * config/h8300/h8300-protos.h: Remove prototypes for
2614 general_operand_src, general_operand_dst, single_one_operand,
2615 single_zero_operand, call_insn_operand,
2616 two_insn_adds_subs_operand, small_call_insn_operand,
2617 jump_address_operand, bit_operand, bit_memory_operand,
2618 stack_pointer_operand, const_int_gt_2_operand,
2619 const_int_ge_8_operand, const_int_qi_operand,
2620 const_int_hi_operand, incdec_operand, bit_operator,
2621 nshift_operator, eqne_operator, gtle_operator,
2622 gtuleu_operator, iorxor_operator.
2623 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2624 h8300_ldm_stm_parallel.
2625 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2627 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2628 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2629 (h8300_ldm_stm_parallel): Make it extern.
2630 (h8300_ldm_parallel, h8300_stm_parallel,
2631 h8300_return_parallel, general_operand_src,
2632 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2633 nibble_operand, reg_or_nibble_operand, single_one_operand,
2634 single_zero_operand, call_insn_operand,
2635 two_insn_adds_subs_operand, small_call_insn_operand,
2636 jump_address_operand, bit_operand, bit_memory_operand,
2637 stack_pointer_operand, const_int_gt_2_operand,
2638 const_int_ge_8_operand, const_int_qi_operand,
2639 const_int_hi_operand, incdec_operand, eqne_operator,
2640 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2641 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2642 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2643 nshift_operator): Move to predicates.md.
2644 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2645 * config/h8300/h8300.md: Include predicates.md.
2646 * config/h8300/predicates.md: New.
2648 2005-03-17 Richard Henderson <rth@redhat.com>
2650 * config.gcc (ia64*-*-hpux*): Add extra_options.
2651 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2652 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2653 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2654 (ia64_tls_size_string, ia64_tune_string): Remove.
2655 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2656 (TARGET_DEFAULT_TARGET_FLAGS): New.
2657 (TARGET_HANDLE_OPTION): New.
2658 (ia64_override_options): Move options parsing ...
2659 (ia64_handle_option): ... here. New.
2660 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2661 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2662 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2663 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2664 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2665 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2666 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2667 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2668 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2669 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2670 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2671 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2672 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2673 TARGET_EARLY_STOP_BITS): Remove.
2674 (TARGET_ILP32): Default false.
2675 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2676 (enum ia64_inline_type): New.
2677 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2678 * config/ia64/ia64.md: Update for new definitions of
2679 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2680 * config/ia64/ia64.opt: New file.
2681 * config/ia64/ilp32.opt: New file.
2683 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2686 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2688 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2690 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2691 instead of MASK_H8300S.
2692 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2693 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2694 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2695 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2696 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2697 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2698 TARGET_SWITCHES): Remove.
2699 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2701 * config/h8300/h8300.opt: New.
2703 * config/alpha/alpha.opt, config/arc/arc.opt,
2704 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2707 2005-03-17 Ian Lance Taylor <ian@airs.com>
2711 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2713 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2714 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2715 (TARGET_HANDLE_OPTION): Override default.
2716 (arc_handle_option): New function.
2717 (arc_init): Remove code to set arch_cpu_string.
2718 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2719 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2720 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2721 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2722 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2723 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2724 (arc_rodata_string, TARGET_OPTIONS): Delete.
2725 * config/arc/arc.opt: New file.
2727 2005-03-17 Richard Henderson <rth@redhat.com>
2729 * doc/extend.texi (Weak Pragmas): New section.
2730 (attribute alias): Clarify that target must be in the same
2733 2005-03-17 Richard Henderson <rth@redhat.com>
2735 * config/alpha/alpha.opt: New file.
2736 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2738 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2739 alpha_fprm_string, alpha_fptm_string): Make static.
2740 (alpha_tls_size_string): Remove.
2741 (alpha_handle_option): New.
2742 (override_options): Update for alpha_cpu/alpha_tune split.
2743 (alpha_file_start): Likewise.
2744 (TARGET_DEFAULT_TARGET_FLAGS): New.
2745 (TARGET_HANDLE_OPTION): New.
2746 * config/alpha/alpha.h (alpha_tune): Declare.
2747 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2748 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2749 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2750 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2751 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2752 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2753 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2754 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2755 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2756 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2757 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2758 (TARGET_DEFAULT): Remove MASK_FP.
2759 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2760 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2761 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2762 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2763 alpha_tls_size_string): Remove.
2764 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2765 (attribute tune): Rename from attribute cpu.
2766 * config/alpha/ev4.md: Update to match.
2767 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2768 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2769 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2770 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2771 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2772 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2774 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2776 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2777 and return without creating new state if before_nops_num is nonzero.
2778 * config/ia64/ia64.md (first_insn): New attribute.
2779 (alloc): Set it to yes.
2781 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2783 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2784 STMT_VINFO_SUBVARS to NULL.
2785 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2787 2005-03-16 Dale Johannesen <dalej@apple.com>
2789 * rtlanal.c (find_first_parameter_load): Rewrite to
2790 return actual first param load or the call if none,
2791 instead of first in block, when not all loads exist.
2793 2005-03-16 Roger Sayle <roger@eyesopen.com>
2795 * optabs.c (expand_copysign_absneg): Make static.
2796 * optabs.h (expand_copysign_absneg): Delete prototype.
2797 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2799 2005-03-16 Richard Henderson <rth@redhat.com>
2802 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2803 (alias_pairs): Rename from output_defs.
2804 (find_decl_and_mark_needed): Split out from assemble_alias.
2805 (do_assemble_alias): New.
2806 (assemble_output_def): Remove.
2807 (finish_aliases_1, finish_aliases_2): New.
2808 (process_pending_assemble_output_defs): Remove.
2809 (assemble_alias): Defer aliases for which we don't yet have a
2810 non-external decl for the target symbol.
2811 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2812 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2813 * toplev.c (compile_file): Use finish_aliases_2 instead of
2814 process_pending_assemble_output_defs.
2815 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2816 (process_pending_assemble_output_defs): Remove.
2818 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2820 Fix PR tree-optimization/20489
2822 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2823 for empty structures.
2825 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2827 Fix PR tree-optimization/20490
2829 * tree-ssa-pre.c (create_expression_by_pieces): Use
2830 force_gimple_operand on result of fold.
2832 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2834 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2835 of closing parenthesis.
2837 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2839 * builtins.c (expand_movstr): Update a call to
2840 fold_builtin_strcpy.
2841 (expand_builtin_strncpy): Update a call to
2842 fold_builtin_strncpy.
2843 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2844 arguments of CALL_EXPR.
2845 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2846 fold_builtin_strncpy.
2847 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2848 * tree.h: Update the prototypes of fold_builtin_strcpy and
2849 fold_builtin_strncpy.
2851 2005-03-16 Steven Bosscher <stevenb@suse.de>
2852 Dorit Naishlos <dorit@il.ibm.com>
2854 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2855 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2858 2005-03-16 Steven Bosscher <stevenb@suse.de>
2860 * tree-inline.c (walk_type_fields, walk_tree,
2861 walk_tree_without_duplicates): Move from here...
2862 * tree.c: ...to here.
2864 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2866 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2867 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2868 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2869 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2870 (version): Define using $(BASEVER_c).
2871 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2873 (version.o): Depend on version files; add custom generation command.
2874 (prefix.o): Define BASEVER on command line.
2875 (s-iov): Depend on version files; adjust command.
2876 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2878 (gcc-vers.texi): New rule.
2879 (doc/%.info, doc/%.dvi): Add -I . to command line.
2880 (doc/gccinstall.dvi): Likewise.
2881 (PACKAGE): Delete. All uses replaced with "gcc".
2882 * aclocal.m4: Do not include gcc-version.m4.
2883 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2884 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2885 Set is_release based on contents of DEV-PHASE.
2886 Set gcc_version based on contents of BASE-VER.
2887 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2888 * config.in, configure: Regenerate.
2889 * gccbug.in: Determine version of GCC in use at runtime.
2890 * gcov-iov.c: Get version number and development phase from
2891 command line, not by including version.c.
2892 * intl.c: Replace all uses of PACKAGE with "gcc".
2893 * libada-mk.in: Delete unused "gcc_version" variable.
2894 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2895 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2896 commentary to match.
2897 (version_string): Put together from pieces.
2898 * config/alpha/x-vms: Do not use $(gcc_version).
2899 * config/i386/t-nwld: Likewise.
2900 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2901 version-GCC and DEVELOPMENT.
2903 2005-03-15 Roger Sayle <roger@eyesopen.com>
2905 PR tree-optimization/17454
2906 * tree.c (tree_size): Add case for TREE_BINFO.
2907 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2908 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2910 2005-03-15 Roger Sayle <roger@eyesopen.com>
2912 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2913 op1 whilst expanding the signed widenening multiply variant.
2915 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2917 * toplev.c (display_target_options): Avoid unused variable warning if
2918 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2919 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2920 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2921 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2922 (mips_isa_info): New variable.
2923 (mips_parse_cpu): Remove the first argument and leave the caller
2925 (TARGET_HANDLE_OPTION): Override default.
2926 (mips_handle_option): New function. Move option validation code from...
2927 (override_options): ...here. Update calls to mips_parse_cpu.
2928 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2929 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2930 (SUBTARGET_TARGET_OPTIONS): Delete.
2931 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2932 (mno-flush-func, mtune=): New options.
2934 2005-03-15 Roger Sayle <roger@eyesopen.com>
2935 Richard Henderson <rth@redhat.com>
2937 * real.c (c4x_single_format, c4x_extended_format): Provide values
2938 for signbit_ro for c4x's single and extended floating point formats.
2939 * optabs.c (expand_copysign): Use the floating point format's
2940 signbit_ro for expanding via expand_copysign_absneg, and it's
2941 signbit_rw field for expanding via expand_copysign_bit.
2943 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2945 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2946 known_alignment_for_access_p.
2947 (known_alignment_for_access_p): New.
2948 (do_peeling_for_alignment): Field made int instead of bool and renamed
2949 to peeling_for_alignment.
2950 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2951 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2952 functionality used to be in vect_analyze_operations.
2953 (vect_analyze_operations): Code to determine vectorization factor was
2954 moved to vect_determine_vectorization_factor.
2955 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2956 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2958 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2959 be part of vect_analyze_operations).
2960 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2961 creating the guard condition, as the number of iterations may be
2963 (slpeel_tree_peel_loop_to_edge): Use new name of
2964 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2965 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2966 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2967 (vect_do_peeling_for_alignment): Use fold.
2968 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2970 (vect_update_inits_of_dr): Renamed to
2971 vect_update_init_of_dr.
2972 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2973 (vectorizable_store): Fix assertion to use == instead of =.
2975 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2977 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2978 call_used_regs for wCG registers.
2980 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2982 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2983 for non-offsettable memory references to cope with outstanding reload
2984 replacements, take 2.
2986 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2989 * config/i386/i386.h (x86_fisttp): New.
2990 (TARGET_FISTTP): New macro.
2991 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2992 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2993 instruction when fisttp flag is set.
2994 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2996 * config/i386/i386.md (type attribute): Add fisttp.
2997 (unit attribute): Set to i387 for fisttp type.
2998 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2999 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3001 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3002 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3004 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3005 patterns for TARGET_FISTTP. Enable patterns for
3006 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3007 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3008 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3009 implement fisttp x87 insn.
3010 (fix_trunc*_i387_fisttp splitters): New patterns.
3011 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3012 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3013 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3015 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3016 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3017 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3018 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3019 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3020 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3021 Disable patterns for TARGET_FISTTP.
3022 (fix_trunc*_i387 splitters): Implement usign mode macros.
3023 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3024 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3025 (fix_trunx*_sse peephole2s): Implement using mode macros.
3027 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3029 PR rtl-optimization/20291
3030 * combine.c (try_combine): If splitting fails, re-try with
3031 original combined pattern, i.e. before clobber stripping.
3033 2005-03-14 Eric Christopher <echristo@redhat.com>
3035 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3036 STACK_GROWS_DOWNWARD.
3038 2005-03-14 Roger Sayle <roger@eyesopen.com>
3040 * real.h (struct real_format): Split the signbit field into two
3041 two fields, signbit_ro and signbit_rw.
3042 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3043 mips_double_format, ieee_extended_motorola_format,
3044 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3045 ieee_extended_intel_128_format, ibm_extended_format,
3046 mips_extended_format, ieee_quad_format, mips_quad_format,
3047 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3048 i370_double_format, c4x_single_format, c4x_extended_format,
3049 real_internal_format): Update initializers for new field.
3050 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3051 real_format structure.
3052 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3053 field of the real_format structure.
3055 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3057 Fix PR tree-optimization/20458
3059 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3060 DECL_EXTERNAL on STRUCT_FIELD tags.
3061 (clear_call_clobbered): Ditto.
3062 * tree-ssa-operands.c (note_addressable): Make sure the original
3063 variable doesn't slip into the addressable list if we have
3065 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3068 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3070 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3071 (-fwide-exec-charset): Likewise.
3072 (-finput-charset): Likewise.
3073 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3074 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3075 * c.opt (Wnormalized): New.
3077 2005-03-14 Devang Patel <dpatel@apple.com>
3079 * doc/invoke.texi: Add reference to Visibility document.
3081 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3083 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3084 MASK_SPLIT_ADDRESSES.
3085 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3086 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3087 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3088 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3089 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3090 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3091 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3092 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3093 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3094 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3095 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3096 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3097 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3098 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3099 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3100 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3101 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3102 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3103 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3104 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3105 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3106 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3107 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3108 (TARGET_EXPLICIT_RELOCS): Delete.
3109 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3110 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3111 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3112 (override_options): Set MASK_LONG64 if -mint64 is given and no
3113 -mlongXX option is. Complain about -mint64 -mlong32.
3114 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3115 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3116 * config/mips/mips.opt: New file.
3118 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3120 * config.gcc (extra_options): New variable for listing option files.
3121 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3122 * configure.ac (extra_opt_files): New AC_SUBST variable.
3123 (tm_file_list, tm_include_list): Include options.h first.
3124 * configure: Regenerate.
3125 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3126 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3127 (s-options-h): New rule.
3128 (options.h): Depend on it.
3129 (TEXI_GCCINT_FILES): Add options.texi.
3130 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3131 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3132 * target.h (gcc_target): Add default_target_flags and handle_option.
3133 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3134 (TARGET_HANDLE_OPTION): New macros.
3135 (TARGET_INITIALIZER): Include them.
3136 * opt-functions.awk (opt_args, nth_arg): New functions.
3137 (switch_flags): Handle the "Target" flag.
3139 (var_name): Use opt_args and nth_arg.
3140 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3141 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3142 macros for the "Mask" and "InverseMask" options.
3143 * opts.h (cl_var_cond): New enum.
3144 (cl_option): Replace the "has_set_value" and "set_value" fields with
3145 "var_cond" and "var_value".
3146 (CL_TARGET): New macro.
3147 (option_enabled, print_filtered_help): Declare.
3148 (decode_options): Move definition.
3149 * opts.c (handle_option): Search for the original option before
3150 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3151 var_cond and var_value fields. Use targetm.handle_option to handle
3153 (decode_options): Set target_flags to targetm.default_target_flags.
3154 (print_filtered_help): Make global. Handle CL_TARGET.
3155 (option_enabled): New function.
3156 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3157 (display_target_options, set_target_switch, print_switch_values)
3158 (default_pch_valid_p): Guard uses of target_switches with
3159 #ifdef TARGET_SWITCHES. Also...
3160 (display_target_options): Display the CL_TARGET entries in cl_options.
3161 (set_target_option): Don't complain about the "" option when
3162 TARGET_SWITCHES is undefined.
3163 (print_switch_values): Use option_enabled.
3164 (default_pch_valid_p): Check cl_options[] when looking for something
3165 that has changed the value of target_flags.
3166 * c.opt: Remove documentation from top of file.
3167 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3168 * doc/sourecebuild.texi: Refer to the new options documentation
3169 instead of c.opt. Document machine-specific .opt files.
3170 * doc/tm.texi (target_flags): Say that this variable is declared
3172 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3173 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3175 * doc/options.texi: New file.
3177 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3180 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3183 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3186 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3187 temporary variable of pointer type if an lvalues is required.
3188 (gimplify_modify_expr_rhs): Request an rvalue from it.
3189 (gimplify_expr): Pass fallback on.
3191 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3193 * cfgbuild.c: Update comments.
3195 2005-03-14 Roger Sayle <roger@eyesopen.com>
3197 PR rtl-optimization/17236
3198 * optabs.c (expand_doubleword_mult): New helper function split out
3199 from expand_binop. Permute the order in which instructions are
3200 emitted to minimize the number of simultaneously live registers.
3201 (expand_binop): Call expand_doubleword_mult to synthesize a double
3202 word multiplication.
3204 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3206 * basic-block.h: Update the prototypes of cached_make_edge and
3208 * cfg.c (cached_make_edge): Take edge_cache representing one
3209 row of the adjacency matrix of edges.
3210 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3211 (make_edges): Initialize edge_cache to represent one row of
3212 the adjacency matrix of edges.
3214 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3216 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3218 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3219 Remove unused removed_phis variable.
3220 (conditional_replacement): Use build1/build2.
3221 (abs_replacement): Use last_and_only_stmt and build1/build2.
3223 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3225 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3226 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3227 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3228 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3229 * c-common.c (handle_novops_attribute): New function.
3230 (c_common_attribute_table): Add "no vops" entry.
3231 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3232 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3233 * tree-ssa-operands.c (get_call_expr_operands): Do not
3234 create virtual operands for calls with ECF_NOVOPS flag.
3235 * tree.h (DECL_IS_NOVOPS): New macro.
3236 (struct tree_decl): Add novops_flag.
3237 (ECF_NOVOPS): New constant.
3239 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3242 * config/i386/i386.c (x86_use_himode_fiop): New.
3243 (x86_use_simode_fiop): Rename from x86_use_fiop.
3244 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3245 (TARGET_USE_HIMODE_FIOP): New.
3246 (x86_use_simode_fiop): Rename from x86_use_fiop.
3247 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3249 * config/i386/i386.md (X87MODEI12): New mode macro define.
3250 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3251 to implement x87 FP compare with HImode input operands.
3252 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3253 Use X87MODEI12 mode macro to handle HImode input operands.
3254 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3255 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3256 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3257 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3258 macro to implement x87 operators with HImode input operands.
3259 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3262 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3264 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3266 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3267 constants invariant.
3269 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3271 * basic-block.h (BB_VISITED): Removed.
3272 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3274 2005-03-14 Falk Hueffner <falk@debian.org>
3277 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3279 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3281 * ggc-zone.c: Fix comment typos.
3283 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3284 stringpool.c, config/mips/mips-protos.h: Update copyright.
3286 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3288 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3289 throughout with its typedef, "rtx".
3290 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3291 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3292 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3293 regs in comment to match code.
3295 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3297 * except.c (check_handled): Make it static.
3298 * except.h: Remove the corresponding prototype.
3300 * function.c (get_func_frame_size): Make it static.
3301 * function.h: Remove the corresponding type.
3303 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3305 * hard-reg-set.h: Remove the corresponding declarations.
3307 * tree-cfg.c (verify_stmts): Check that
3308 bb_for_stmt (stmt) == bb for every PHI node and statement.
3310 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3312 * config.gcc: Remove excess indentation.
3313 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3315 2005-03-13 Roger Sayle <roger@eyesopen.com>
3318 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3319 * fold-const.c (fold_sign_changed_comparison): Likewise.
3320 (fold_binary): Optimize comparisons against widened operands if
3321 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3323 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3325 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3326 (sparc_override_options): Initialize it.
3327 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3329 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3331 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3332 (reg_or_none500mem_operand): New predicate.
3333 (zero_reg_mem_operand): New predicate.
3334 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3335 to reg_or_none500mem_operand.
3336 (extendsfdf2_fpr): Add MEM alternative.
3337 (extenddftf2_internal): Change operand2 predicate to
3338 zero_reg_mem_operand.
3340 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3342 * ggc-zone.c: Rewritten.
3344 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3346 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3347 * config.in: Regenerated.
3348 * configure: Regenerated.
3349 * gengtype.c (write_types_process_field, write_func_for_structure):
3350 Pass new argument to gt_pch_note_object.
3351 * ggc-common.c (struct ptr_data): Add TYPE.
3352 (gt_pch_note_object): Take TYPE argument and save it.
3353 (call_count): Update call to ggc_pch_count_object.
3354 (call_alloc): Update call to ggc_pch_alloc_object.
3355 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3357 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3358 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3359 (ggc_alloc_zone_stat): Delete.
3360 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3361 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3362 (ggc_pch_alloc_object): Update prototypes.
3363 (garbage_zone): Delete.
3364 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3365 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3367 (tree_id_zone): New variable.
3368 (ggc_alloc_cleared_zone): Remove unused.
3369 (ggc_alloc_zone): Define.
3370 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3371 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3372 ggc_alloc_zone_stat.
3373 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3374 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3375 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3376 (make_node_stat): Likewise. Use tree_id_zone.
3378 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3379 Joseph S. Myers <joseph@codesourcery.com>
3381 * configure.ac: Check for MIPS TLS.
3382 * configure: Regenerated.
3383 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3384 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3385 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3386 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3387 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3388 (mips_classify_symbol, mips_symbolic_constant_p)
3389 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3390 (mips_tls_operand_p, mips_call_tls_get_addr)
3391 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3392 (mips_tls_symbol_ref_1): New functions.
3393 (mips_legitimize_address, mips_legitimize_const_move): Call
3394 mips_legitimize_tls_address.
3395 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3397 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3398 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3399 (mips_char_to_class): Document V1_REG.
3400 (HAVE_AS_TLS): Provide default.
3401 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3403 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3405 (tls_get_tp_<mode>): New instruction.
3407 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3409 * configure.ac: Update checks for target tools.
3410 * configure: Regenerated.
3412 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3414 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3416 2005-03-13 Roger Sayle <roger@eyesopen.com>
3418 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3419 more classes of DImode multiplication by constant. Allow both
3420 multiplication by small negative constants (by performing a
3421 multiplication by a positive constant and negating the result) and
3422 multiplications by large powers of two, by using a left shift.
3424 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3426 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3427 of basic blocks into work_stack.
3429 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3430 config/mips/vr.h: Update copyright.
3432 * c-decl.c (c_init_decl_processing): Remove useless calls to
3433 build_function_type.
3435 * builtins.c (fold_trunc_transparent_mathfn,
3436 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3437 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3438 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3439 fold_builtin_strcpy, fold_builtin_strncpy,
3440 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3443 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3446 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3447 variable determinant.
3449 * tree-cfg.c (group_case_labels): Remove local variable type.
3451 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3454 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3457 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3460 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3461 (*movmemqi_insn): Delete.
3462 (*movmemhi): Delete.
3464 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3466 * builtins.c (fold_builtin_classify): Take decomposed
3467 arguments of CALL_EXPR.
3468 (fold_builtin_1): Update a call to fold_builtin_classify.
3470 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3473 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3474 through into call to parser_xref_tag after parse error.
3475 (c_parser_struct_declaration): Consistently return NULL_TREE on
3478 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3480 * tree-flow-inline.h (ref_contains_array_ref): New function.
3481 (lookup_subvars_for_var): Ditto.
3482 (get_subvars_for_var): Ditto.
3483 (var_can_have_subvars): Ditto.
3485 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3486 (struct subvar): New type.
3488 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3490 * tree-optimize.c (init_tree_optimization_passes): Call
3491 pass_create_structure_vars.
3493 * tree-ssa-alias.c: Include vec.h.
3494 (init_alias_info): Don't auto-clear call clobbered on struct-field
3496 (compute_flow_insensitive_aliasing): Handle subvars.
3497 (group_aliases): Handle STRUCT_FIELD aliases.
3498 (setup_pointers_and_addressables): Ditto.
3499 Don't mark variables non-addressable if they still have
3500 addressable subvars.
3501 Also mark subvars addressable when the real variable is marked
3503 (add_pointed_to_var): Try to prune the pointed-to set by only
3504 pointing to subvars when possible.
3505 Otherwise, make sure we set addresses_needed and pt_vars to
3506 properly include subvars.
3507 (bitpos_of_field): New function.
3508 (push_fields_onto_fieldstack): Ditto.
3509 (get_or_create_used_part_for): Ditto.
3510 (create_overlap_variables_for): Ditto.
3511 (find_used_portions): Ditto.
3512 (create_structure_vars): Ditto.
3513 (pass_create_structure_vars): New structure.
3515 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3516 (get_expr_operands): Handle subvars. Also try to turn
3517 COMPONENT_REF accesses into must-defs now that we can accurately
3519 (note_addressable): Try to only mark as addressable those subvars
3520 we know a COMPONENT_REF touches.
3521 (overlap_subvar): New function.
3523 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3524 Handle subvar storing.
3525 (vect_address_analysis): Update caller of vect_object_analysis.
3527 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3529 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3530 (STMT_VINFO_SUBVARS): New macro.
3532 * common.opts: add flag_tree_salias.
3534 * opts.c (decode_options): flag_tree_salias defaults to on.
3536 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3538 * doc/tree-ssa.texi: Document structural alias analysis.
3540 2005-03-12 Steven Bosscher <stevenb@suse.de>
3542 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3543 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3544 * tree-ssa-operands.c (get_expr_operands): Likewise.
3545 (get_expr_operands): Likewise for ERROR_MARK.
3547 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3549 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3552 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3555 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3556 (mark_operand_necessary): Remove local variable ver.
3558 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3559 variable prefix_len.
3561 * value-prof.c (mod_subtract_transform): Remove local variable
3564 * builtins.c (fold_builtin_exponent): Take decomposed
3565 arguments of CALL_EXPR.
3566 (fold_builtin_1): Update a call to fold_builtin_exponent.
3568 * builtins.c (fold_builtin_logarithm): Take decomposed
3569 arguments of CALL_EXPR.
3570 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3572 * c-decl.c (c_init_decl_processing): Remove local variables
3573 ptr_ftype_void and ptr_ftype_ptr.
3575 * gimplify.c (gimplify_expr): Remove local variables r0 and
3578 * reg-stack.c (move_for_stack_reg): Remove local variable
3580 (compare_for_stack_reg): Remove local variable flags_user.
3581 (convert_regs_1): Remove local variable deleted.
3583 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3585 (combine_blocks): Remove local variables exits and new_e.
3587 * tree-inline.c (expand_call_inline): Remove local variable
3590 * tree-ssa-live.c (create_ssa_var_map,
3591 calculate_live_on_entry): Remove local variable snn.
3593 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3595 * c-lex.c (c_lex_with_flags): Add parameter to call to
3598 2005-03-11 Per Bothner <per@bothner.com>
3600 * c-tree.h (struct c_declarator): New id_loc field.
3601 * c-pragma.h (c_lex_with_flags): Take position reference.
3602 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3603 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3604 (c_lex): Pass dummy location to c_lex_with_flags.
3605 * c-parser.c (c_lex_one_token): Set c_token's location using
3606 c_lex_with_flags, instead of input_location, which might be "ahead".
3607 (c_parser_direct_declarator): Set declarator's id_loc from
3609 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3610 declarator's id_loc, rather than probably-imprecise input_location.
3611 (build_id_declarator): Initialize c_declarator's id_loc field.
3613 2005-03-11 Roger Sayle <roger@eyesopen.com>
3616 * builtins.c (expand_builtin_signbit): Force the signbit's word
3617 into an integer register to avoid SUBREGs of floating point modes.
3619 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3621 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3622 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3623 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3624 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3626 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3628 PR rtl-optimization/20306
3629 * expr.c (emit_move_complex): Set try_int false if mode is
3630 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3631 emit_block_move if try_int is true.
3633 2005-03-11 Richard Henderson <rth@redhat.com>
3636 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3637 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3640 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3642 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3643 (TARGET_FIX_VR4130): New macro.
3644 (TARGET_OPTIONS): Add -mfix-vr4130.
3645 (ISA_HAS_MACCHI): New macro.
3646 (ASM_SPEC): Add -mfix-vr4130.
3647 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3648 (override_options): Handle mips_fix_vr4130_string.
3649 (mips_avoid_hazards): Clear all_noreorder_p
3650 if we're working around VR4130 errata and the macc alternatives
3652 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3653 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3654 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3655 (MULTILIB_DEFAULTS): Remove leading "march=".
3656 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3657 if no architecture option is given.
3658 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3660 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3661 * doc/invoke.texi: Document -mfix-vr4130.
3663 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3665 * config/mips/mips.c (override_options): Only warn about -mint64
3666 deprecation if TARGET_INT64.
3668 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3670 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3671 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3672 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3673 are non-specific regarding the nonnull parameter positions.
3674 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3675 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3676 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3677 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3679 * builtins.def: Use the non-specific "nonnull" attibute lists.
3681 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3683 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3684 single_pred_edge, single_succ, single_pred): Improve comments.
3686 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3688 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3689 single_pred_edge, single_succ, single_pred): New inline functions.
3690 * bb-reorder.c (rotate_loop, find_traces_1_round,
3691 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3692 duplicate_computed_gotos): Use the single_succ/pred functions.
3693 * cfganal.c (forwarder_block_p): Ditto.
3694 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3695 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3696 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3697 merge_seq_blocks): Ditto.
3698 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3699 * cfglayout.c (fixup_reorder_chain): Ditto.
3700 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3701 canonicalize_loop_headers, verify_loop_structure): Ditto.
3702 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3703 mfb_update_loops, create_preheader, force_single_succ_latches,
3704 create_loop_notes): Ditto.
3705 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3706 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3707 commit_one_edge_insertion, purge_dead_edges,
3708 cfg_layout_can_merge_blocks_p): Ditto.
3709 * except.c (sjlj_emit_function_enter): Ditto.
3710 * flow.c (init_propagate_block_info): Ditto.
3711 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3712 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3713 insert_insn_end_bb): Ditto.
3714 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3715 find_if_case_2): Ditto.
3716 * lambda-code.c (perfect_nestify): Ditto.
3717 * lcm.c (optimize_mode_switching): Ditto.
3718 * loop-doloop.c (doloop_modify): Ditto.
3719 * loop-init.c (loop_optimizer_init): Ditto.
3720 * loop-iv.c (simplify_using_initial_values): Ditto.
3721 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3722 * loop-unswitch.c (unswitch_loop): Ditto.
3723 * modulo-sched.c (generate_prolog_epilog): Ditto.
3724 * predict.c (combine_predictions_for_insn, estimate_probability,
3725 tree_estimate_probability, last_basic_block_p,
3726 estimate_bb_frequencies): Ditto.
3727 * profile.c (branch_prob): Ditto.
3728 * regrename.c (copyprop_hardreg_forward): Ditto.
3729 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3730 * tracer.c (layout_superblocks): Ditto.
3731 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3732 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3733 cleanup_control_expr_graph, disband_implicit_edges,
3734 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3735 tree_verify_flow_info, tree_make_forwarder_block,
3736 tree_forwarder_block_p, remove_forwarder_block,
3737 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3738 * tree-if-conv.c (tree_if_conversion): Ditto.
3739 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3740 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3741 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3742 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3743 copy_loop_headers): Ditto.
3744 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3745 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3746 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3747 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3748 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3749 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3750 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3751 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3752 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3753 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3754 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3755 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3756 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3757 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3758 slpeel_add_loop_guard): Ditto.
3760 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3762 PR tree-optimization/15784
3763 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3766 * stmt.c (expand_case): Don't change index_type. Convert minval
3769 PR tree-optimization/20130
3770 * fold-const.c (fold): Fold x * -1 into -x.
3772 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3774 PR rtl-optimization/20331
3775 * rtlanal.c (modified_between_p): Check its address first for MEM.
3776 (modified_in_p): Likewise.
3778 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3780 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3782 2005-03-10 Steven Bosscher <stevenb@suse.de>
3784 * expr.c (expand_expr_real_1): If possible, use a conditional
3785 move for expanding MIN_EXPR and MAX_EXPR.
3786 Use temp for moving around rtx-en.
3788 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3791 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3794 2005-03-10 Roger Sayle <roger@eyesopen.com>
3796 * builtins.c (expand_builtin_signbit): Extend to handle floating
3797 point modes wider than the largest integer type, using the
3798 operand_subword_force function to obtain the signbit's word.
3800 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3803 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3804 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3806 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3808 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3810 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3812 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3814 (perform_edge_inserts): Unconditionally call
3815 free_dominator_info.
3817 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3819 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3821 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3823 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3825 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3827 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3829 (rtl_register_value_prof_hooks,
3830 tree_value_profile_transformations,
3831 tree_register_value_prof_hooks): Likewise.
3832 * var-tracking.c (stack_adjust_offset_pre_post,
3833 variable_htab_free, variable_union, dataflow_set_different_2,
3834 count_uses, variable_was_changed, set_frame_base_location,
3835 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3836 vt_add_function_parameters): Likewise.
3837 * varasm.c (named_section_real, named_section, make_decl_rtl,
3838 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3839 const_hash_1, compare_constant, copy_constant, force_const_mem,
3840 output_constant_pool_2, output_constant_pool_1, output_constant,
3841 output_constructor, make_decl_one_only, decl_tls_model,
3842 default_no_named_section, default_elf_select_section_1,
3843 default_unique_section_1): Likewise.
3844 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3845 * vmsdbgout.c (addr_const_to_string): Likewise.
3848 * function.c (struct assign_parm_data_one): Remove last_named
3850 (assign_parm_find_data_types): Don't determine last_named.
3851 Reorder named_parm determination.
3852 (assign_parms): Only setup varargs on the last non-varadic
3855 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3857 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3858 sda base address on medium model.
3860 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3862 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3863 * cfgloop.c (flow_loop_nodes_find): Export.
3864 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3866 * cfgloopmanip.c (fix_loop_structure): New function.
3867 * predict.c (predict_loops): Clean up the loops information.
3868 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3869 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3871 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3872 (rewrite_into_loop_closed_ssa): Declaration changed.
3873 * tree-loop-linear.c (linear_transform_loops): Add argument to
3874 rewrite_into_loop_closed_ssa call.
3875 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3876 * tree-ssa-loop-im.c (move_computations): Ditto.
3877 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3878 * tree-vectorizer.c (vectorize_loops): Ditto.
3879 * tree-optimize.c: Include cfgloop.h.
3880 (execute_todo): Choose whether to call cleanup_tree_cfg or
3881 cleanup_tree_cfg_loop.
3882 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3883 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3884 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3885 cleanup_tree_cfg_loop call.
3886 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3887 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3888 work on part of cfg.
3890 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3893 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3894 with multiple alternatives.
3896 * stmt.c (parse_output_constraint): Fix a typo.
3898 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3900 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3901 assembly directive instead of deprecated "no-generics".
3903 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3905 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3906 for non-offsettable memory references to cope with outstanding reload
3908 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3909 avoid losing outstanding address reloads.
3910 ("reload_outdi", "reload_outdf"): Likewise.
3912 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3914 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3915 code. Add more cbrt transformations.
3917 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3919 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3921 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3923 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3924 NULL_TREE when a given tree is not simplified.
3925 (fold): Return the original tree when any of the functions
3926 mentioned above NULL_TREE.
3928 * fold-const.c (fold_unary, fold_binary): Take decomposed
3929 arguments, code, type, op0, and op1 in case of fold_binary.
3930 (fold): Update calls to fold_unary and fold_binary.
3932 2005-03-09 Roger Sayle <roger@eyesopen.com>
3934 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3935 a fndecl and an arglist instead of a CALL_EXPR, exp.
3937 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3939 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3941 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3943 * expr.c (expand_assignment): Remove orig_to_rtx.
3945 * fold-const.c (int_const_binop): Remove no_overflow.
3947 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3949 * loop-iv.c (get_biv_step_1): Remove lhs.
3951 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3953 * real.c (real_nan): Remove neg.
3955 * function.c (thread_prologue_and_epilogue_insns): Remove i
3958 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3961 * tree-eh.c (tree_could_trap_p): Remove idx.
3963 * tree-into-ssa.c (ann): Remove ann.
3965 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3967 * tree-sra.c (decide_block_copy): Remove inst_count.
3969 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3971 * tree-ssa-loop-im.c (lhs): Remove.
3973 * cfgbuild.c (state, STATE, SET_STATE,
3974 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3976 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3977 (find_basic_blocks): Set the state of each basic block to
3980 2005-03-08 Jeff Law <law@redhat.com>
3982 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3983 goto results in the removal of edges in the CFG, then we need
3984 to recompute dominators.
3986 2005-03-09 Ben Elliston <bje@au.ibm.com>
3988 * c-common.c (c_do_switch_warnings): Comment fix.
3990 2005-03-08 Julian Brown <julian@codesourcery.com>
3992 * Patch from 2005-03-08 reverted for causing regressions and
3993 ppc-darwin bootstrap failure.
3995 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3997 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3998 Define the real function for ppc-darwin.
3999 * c-typeck.c (convert_arguments): Check for target-specific
4000 invalid argument call to unprototyped function.
4001 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4003 * target.h (invalid_arg_for_unprototyped_fn): New field
4005 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4006 default target hook.
4007 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4010 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4012 * c-typeck.c (constructor_stack, constructor_range_stack,
4013 initializer_stack): Make them static.
4015 * cfg.c (rbi_pool): Make it static.
4017 * gimple-low.c (lower_stmt_body): Make it static.
4018 * tree-flow.h: Remove the corresponding prototype. Don't
4021 * sched-deps.c (cache_size): Make it static.
4023 * stor-layout.c (lang_adjust_rli): Make it static.
4025 2005-03-08 Julian Brown <julian@codesourcery.com>
4027 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4028 from being used for symbols with vague linkage when
4029 HAVE_GAS_COMDAT_GROUP is true.
4031 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4033 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4034 nlabel == JUMP_LABEL (jump).
4036 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4038 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4039 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4040 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4041 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4043 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4046 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4047 * c-common.c (handle_returns_twice): New function.
4048 (c_common_attribute_table): Declare eturns_twice' attribute.
4049 * doc/extend.texi: Document eturns_twice' attribute.
4050 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4051 (struct tree_decl): Add returns_twice_flag.
4053 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4055 * tree-ssa-phiopt.c: Fix a comment typo.
4057 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4058 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4059 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4062 2005-03-08 Richard Henderson <rth@redhat.com>
4064 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4065 builtin codes with ctzdi2, clzdi2, popcountdi2.
4066 (struct alpha_builtin_def): Add is_const.
4067 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4068 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4069 (alpha_init_builtins): Init them. Set nothrow and const attributes
4071 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4072 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4073 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4074 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4075 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4076 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4077 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4078 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4079 (TARGET_FOLD_BUILTIN): New.
4080 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4081 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4083 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4085 2005-03-08 Ira Rosen <irar@il.ibm.com>
4087 PR tree-optimization/20122
4088 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4089 condition of access function instead of base.
4091 2005-03-07 Jeff Law <law@redhat.com>
4092 Steven Bosscher <stevenb@suse.de>
4094 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4095 (find_taken_edge): Call find_taken_edge_computed_goto as
4096 appropriate. Allow any gimple invariant rather than just
4097 INTEGER_CST for VAL.
4098 (cleanup_control_flow): Cleanup a computed goto which has turned
4100 (tree_merge_blocks): If block B has any forced labels, move
4101 them to the start of block A.
4102 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4103 computed gotos as well.
4104 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4105 removal of unnecessary computed gotos too.
4106 (lookup_redirection_data): Fix type of INSERT argument. Callers
4109 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4111 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4112 Remove trailing spaces.
4114 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4115 unshare_all_trees): Make them static.
4116 * tree-gimple.h: Remove the corresponding prototypes.
4118 * diagnostic.h: Remove unused prototype
4119 debug_output_buffer.
4120 * modulo-sched.c: Remove unused prototype
4121 set_row_column_for_ps.
4123 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4124 replace_phi_edge_with_variable): Remove unused variable i.
4126 2005-03-07 Per Bothner <per@bothner.com>
4128 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4130 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4133 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4134 bbs on the COND_EXPR instead of the PHI_NODEs.
4135 (candidate_bb_for_phi_optimization): Remove.
4136 (replace_phi_with_stmt): Rename to ...
4137 (replace_phi_edge_with_variable): this and change so that we
4138 replace the phi argument instead of removing the PHI.
4139 (conditional_replacement): Change so we deal with PHI with more
4141 (value_replacement): Likewise.
4142 (abs_replacement): Likewise.
4144 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4146 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4147 output_e500_flip_gt_bit.
4149 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4151 (rs6000_generate_compare): Fix logic to look at the correct bits.
4152 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4154 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4155 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4156 gen_move_from_CR_gt_bit.
4158 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4159 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4160 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4162 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4163 (E500_CR_IOR_COMPARE): New constant.
4165 2005-03-08 Earl Chew <earl_chew@agilent.com>
4166 David Billinghurst <David.Billinghurst@riotinto.com>
4168 * config/i386/host-cygwin.c: New file to support precompiled
4170 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4171 * config.host: Use above files for cygwin host.
4173 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4175 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4176 ordering ops from earlier change.
4178 2005-03-07 Per Bothner <per@bothner.com>
4180 Various fixes to allow us to again build if --enable-mapped-location:
4181 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4182 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4183 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4184 local variable loc. Change logic appropriately.
4185 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4186 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4187 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4188 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4189 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4191 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4193 PR rtl-optimization/19683
4194 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4195 number of bytes, to smallest_int_for_mode. Fix arguments to
4196 REG_CANNOT_CHANGE_MODE_P.
4198 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4200 * reorg.c (relax_delay_slots): Check that the jump is
4201 conditional before trying to invert it.
4203 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4205 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4208 * calls (stack_arg_under_construction): Make it static.
4210 * flow.c (regs_live_at_setjmp): Make it static.
4211 * flow.h: Remove the corresponding prototype.
4213 * reload1.c (reload_startobj, reload_firstobj,
4214 something_needs_operands_changed, reload_inherited,
4215 reload_inheritance_insn, reload_override_in,
4216 reload_spill_index): Make them static.
4218 * recog.c (verify_changes): Make it static.
4219 * recog.h: Remove the corresponding prototype.
4221 * cfgbuild.c (find_sub_basic_blocks): Remove.
4222 * basic-block.h: Remove the corresponding prototype.
4223 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4225 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4227 * tree-ssa-operands.c (check_build_stmt): Remove.
4229 * stor-layout.c (set_alignment): Remove.
4230 * tree.h: Remove the corresponding prototype.
4232 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4234 * tree-ssa-dce.c (control_dependence_map,
4235 visited_control_parents): Make them static.
4237 * cfghooks.c (verify_flow_info): Remove local variable
4240 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4243 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4245 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4247 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4249 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4251 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4252 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4253 PARALLEL for an empty structure.
4255 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4257 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4259 * fold-const.c (fold_binary): Unroll the very first "for"
4262 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4264 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4265 redundant match_code test.
4266 (scc_comparison_operator): Swap match_operand and match_code
4268 (branch_positive_comparison_operator): Same.
4269 (trap_comparison_operator): Use comparison_operator and swap with
4272 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4275 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4276 (out_movhi_r_mr): Read low byte of volatile MEM first.
4277 (out_movhi_mr_r): Write high byte of volatile MEM first.
4279 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4281 * cselib.c (reg_values, reg_values_size): Make them static.
4283 * cse.c (cse_reg_info_table): Make it static.
4285 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4287 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4289 * cse.c (find_best_addr): Use canon_for_address.
4291 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4293 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4294 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4295 SUBREG and MEM, respectively.
4297 * fold-const.c (fold_binary): Use code instead of t.
4299 * fold-const.c (optimize_minmax_comparison): Take decomposed
4300 arguments code, type, op0, and op1 instead of t.
4301 (fold_binary): Update a call to optimize_minmax_comparison.
4303 * fold-const.c (fold_range_test): Take decomposed arguments
4304 code, type, op0, and op1 instead of t.
4305 (fold_binary): Update a call to fold_range_test.
4307 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4308 decomposed arguments code, type, op0, and op1 instead of t.
4309 (fold_binary): Update a call to fold_range_test.
4311 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4313 * fold-const.c (fold_binary): Avoid directly using the original
4314 expression t as much as possible.
4316 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4318 * c-semantics.c (build_stmt): Use TYPE_P instead of
4319 IS_NON_TYPE_CODE_CLASS.
4320 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4321 (NON_TYPE_CHECK): Use TYPE_P instead of
4322 IS_NON_TYPE_CODE_CLASS.
4324 * fold-const.c (fold): Remove handling of binary expressions.
4326 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4328 * doc/c-tree.texi: Wrap comments in @r{}.
4329 * doc/cpp.texi: Likewise.
4330 * doc/cppinternals.texi: Likewise.
4331 * doc/extend.texi: Likewise.
4332 * doc/md.texi: Likewise.
4333 * doc/objc.texi: Likewise.
4334 * doc/sourcebuild.texi: Likewise.
4335 * doc/tm.texi: Likewise.
4338 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4340 * predict.c (apply_return_prediction): Standardize PHI chain
4342 * tree-ssa.c (ssa_redirect_edge): Likewise.
4344 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4345 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4348 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4349 * tree-flow.h: Adjust the prototype for remove_phi_node.
4350 * lambda-code.c (perfect_nestify): Adjust a call to
4353 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4354 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4356 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4357 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4358 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4359 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4361 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4362 of GEN_INT (trunc_int_for_mode (...)).
4363 * loop-iv.c (iv_number_of_iterations): Likewise.
4364 * postreload.c (reload_cse_move2add): Likewise.
4365 * simplify-rtx.c (simplify_const_unary_operation,
4366 simplify_const_binary_operation): Likewise.
4367 * stor-layout.c (get_mode_bounds): Likewise.
4369 * fold-const.c (fold_binary): New.
4370 (fold): Call fold_binary on binary expressions.
4372 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4374 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4375 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4376 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4377 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4378 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4380 2005-03-04 Devang Patel <dpatel@apple.com>
4382 PR tree-optimization/18815
4383 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4384 loops with zero exit edges.
4386 2005-03-04 Devang Patel <dpatel@apple.com>
4388 * doc/invoke.texi: Remove reference to webpage that does not exist.
4390 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4391 Joseph S. Myers <joseph@codesourcery.com>
4394 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4395 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4396 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4397 * pa.c (get_plabel): Change argument to symbol_ref. Call
4398 maybe_get_identifier instead of get_identifier.
4399 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4400 (struct deferred_plabel): Replace name field with symbol field.
4401 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4402 ASM_OUTPUT_EXTERNAL_REAL is defined.
4403 (output_global_address): Use output_addr_const for output of all
4405 (output_deferred_plabels): Use symbol_ref instead of name for address
4407 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4408 ASM_OUTPUT_SYMBOL_REF): New macros.
4409 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4411 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4414 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4416 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4417 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4419 2005-03-04 Jeff Law <law@redhat.com>
4421 * basic-block.h (rediscover_loops_after_threading): Declare.
4422 * tree-ssa-dom.c: Include cfgloop.h.
4423 (tree_ssa_dominator_optimize): Discover loops and some basic
4424 properties. Remove forwarder blocks recreated by loop header
4425 canonicalization. Also mark backedges in the CFG.
4426 * tree-ssa-threadupdate.c: Include cfgloop.h
4427 (rediscover_loops_after_threading): Define.
4428 (struct local_info): New field, JUMP_THREADED.
4429 (prune_undesirable_thread_requests): New function.
4430 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4431 then record that fact for the callers of redirct_edges.
4432 (thread_block): If BB has incoming backedges, then call
4433 prune_undesirable_thraed_requests. Note when we are
4434 going to have to rediscover loop information. Return a
4435 boolean indicating if any jumps were threaded.
4436 (thread_through_all_blocks): Bubble up boolean indicating
4437 if any jumps were threaded.
4438 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4439 (tree-ssa-threadupdate.o): Similarly.
4441 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4443 * fold-const.c (fold_ternary): Unroll the "for" loop to
4446 2005-03-04 Andrew Haley <aph@redhat.com>
4448 * unwind-dw2-fde-glibc.c (struct
4449 unw_eh_callback_data.check_cache): New field.
4450 (frame_hdr_cache): New.
4451 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4452 Cache frame header info.
4454 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4456 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4457 (print_c_condition): Declare.
4458 * read-rtl.c (ptr_loc): New structure.
4459 (ptr_locs, ptr_loc_obstack, joined_conditions)
4460 (joined_conditions_obstack): New variables.
4461 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4462 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4463 (join_c_conditions, print_c_condition): New functions.
4464 (apply_macro_to_string): Associate the new string with the same
4465 source location as the old one.
4466 (add_condition_to_string): Use join_c_conditions.
4467 (read_string): Use set_rtx_ptr_loc to record a filename and line
4468 number for the string.
4469 (read_rtx): Initialize the new variables above.
4470 * genattrtab.c (write_test_expr, write_attr_value): Use
4472 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4473 comment above the GCC_VERSION check.
4474 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4475 Inline the definition of MAYBE_EVAL.
4476 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4477 * genoutput.c (process_template): Likewise.
4478 * genpreds.c (write_predicate_subfunction): Likewise.
4479 (write_predicate_expr): Use print_c_condition.
4480 * genrecog.c (write_cond): Likewise.
4481 * gensupport.c (process_rtx): Use join_c_conditions to join the
4482 conditions of a define_insn_and_split. Record a source location
4483 for the string after the "&&".
4484 (alter_test_for_insn): Use join_c_conditions.
4486 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4489 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4490 PR tree-optimization/15784
4491 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4494 2005-03-04 Ben Elliston <bje@au.ibm.com>
4496 * gcc.c (option_map): Add --coverage.
4497 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4498 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4499 * config/darwin.h: Pass -lgcov for `coverage'.
4500 * doc/invoke.texi (Debugging Options): Document --coverage.
4502 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4504 * gcse.c (bypass_block): Use find_edge wherever possible.
4506 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4510 * c-opts.c (c_common_parse_file): Call start_source_file
4511 and end_source_file at the approriate times.
4513 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4514 the main file, it will be done for us now.
4516 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4518 * fold-const.c (fold_ternary): New.
4519 (fold): Call fold_ternary on ternary expressions. Remove
4520 handling of ternary expressions.
4522 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4524 PR tree-optimization/15784
4525 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4528 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4530 * config/rs6000/predicates.md (branch_comparison_operator):
4531 Convert from C block to conditional format.
4533 2005-03-03 Jan Hubicka <jh@suse.cz>
4535 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4536 and non-constant public variables.
4538 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4540 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4543 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4546 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4547 calls to release_ssa_name and release_phi_node.
4549 * fold-const.c (fold): Remove handling of unary expressions.
4551 * fold-const.c (fold_unary): Avoid directly using the original
4552 expression t as much as possible.
4554 2005-03-03 Roger Sayle <roger@eyesopen.com>
4555 Andrew Pinski <pinskia@physics.uc.edu>
4557 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4558 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4560 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4562 Describe special registers SRP and MOF as allocatable registers.
4563 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4564 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4565 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4566 TARGET_HAS_MUL_INSNS.
4567 (cris_print_operand) <case 'd'>: New case.
4568 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4569 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4571 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4572 (REG_ALLOC_ORDER): Update for MOF.
4573 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4575 (GENERAL_REGS): No longer a define of ALL_REGS.
4576 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4577 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4579 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4580 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4581 (SECONDARY_RELOAD_CLASS): Define.
4582 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4583 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4584 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4585 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4586 (REGISTER_MOVE_COST): Define.
4587 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4588 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4589 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4590 (CRIS_MOF_REGNUM): New define_constants.
4591 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4593 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4595 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4596 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4597 Adjust for MOF being properly described as a register.
4598 (indir_to_reg_split): Name this split. Conditionalize on the
4599 destination register being a general register.
4600 (movei): Conditionalize on on operands 0 and 1 having the same
4603 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4606 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4607 -mcpu to override any other explicitly given flags.
4609 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4611 * recog.c (verify_changes, confirm_change_group): New functions,
4612 broken out of apply_change_group.
4613 (apply_change_group): Use them.
4614 * recog.h (verify_change, confirm_change_group): Declare.
4615 * rtl.h (redirect_jump_2): Declare.
4616 * jump.c (redirect_exp, invert_exp): Delete.
4617 (invert_exp_1): Take second parameter. Return value. Changed caller.
4618 (redirect_jump_2): New function, broken out of redirect_jump.
4619 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4620 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4621 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4623 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4625 * varasm.c (named_section): Use xstrdup rather than doing it by
4628 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4630 2005-03-02 Devang Patel <dpatel@apple.com>
4632 Undo PR tree-optimization/18815 fix.
4634 2005-03-02 Devang Patel <dpatel@apple.com>
4636 PR tree-optimization/18815
4637 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4638 loops with zero exit edges.
4640 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4642 * cfg.c (connect_src, connect_dest, disconnect_src,
4643 disconnct_dest): New.
4644 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4645 redirect_edge_pred): Use the new functions.
4647 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4648 free_dominance_info only when needed.
4650 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4653 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4654 (reg_or_sub_cint64_operand): Same.
4656 2005-03-02 Jeff Law <law@redhat.com>
4658 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4659 CFG_ALTERED in the main DOM iteration loop.
4661 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4664 * varasm.c (initializer_constant_valid_p): Allow conversions
4665 between OFFSET_TYPEs. Tidy.
4667 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4669 * config/cris/cris.md ("return"): Remove epilogue delay list
4672 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4674 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4676 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4678 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4680 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4681 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4682 config/m68k/m68k.c, config/mips/mips.h,
4683 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4684 doc/include/gcc-common.texi: Update copyright.
4686 PR middle-end/18029 and PR middle-end/18030
4687 * expr.c (optimize_bitfield_assignment_op): Add a special case
4688 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4690 * fold-const.c (fold_unary): New.
4691 (fold): Call fold_unary on unary expressions.
4693 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4695 * cgraph.h (struct cgraph_edge): Add prev_caller and
4697 (cgraph_node_remove_callees): Export.
4698 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4700 (cgraph_edge_remove_callee): New function.
4701 (cgraph_edge_remove_caller): Likewise.
4702 (cgraph_remove_edge): Use.
4703 (cgraph_redirect_edge_callee): Likewise.
4704 (cgraph_node_remove_callees): New function.
4705 (cgraph_node_remove_callers): Likewise.
4706 (cgraph_remove_node): Use.
4707 * tree-optimize.c (tree_rest_of_compilation): Use
4708 cgraph_node_remove_callees instead of manual loop.
4709 * cgraphunit.c (cgraph_finalize_function): Likewise.
4710 (cgraph_expand_function): Likewise.
4711 (cgraph_remove_unreachable_nodes): Likewise.
4713 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4716 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4718 * c-decl.c (undeclared_variable): Take location as argument.
4719 * c-typeck.c (build_external_ref): Likewise.
4720 * c-parser.c (c_parser_postfix_expression): Pass location of
4721 identifier to build_external_ref.
4723 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4725 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4726 CCEQ mode for branch_positive_comparison_operator test.
4727 * config/rs6000/predicates (branch_comparison_operator): Revert to
4729 (scc_comparison_operator): Same.
4730 (branch_positive_comparison_operator): Same.
4732 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4734 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4735 (cris_delay_slots_for_epilogue): Remove.
4736 (save_last): Move into cris_target_asm_function_epilogue.
4737 (cris_target_asm_function_epilogue): Remove tests for file being
4739 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4740 (cris_delay_slots_for_epilogue): Remove prototypes.
4741 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4742 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4744 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4746 * config/rs6000/predicates.md (branch_comparison_operator): Change
4747 to define_special_predicate.
4748 (scc_comparison_operator): Same.
4749 (branch_positive_comparison_operator): Same.
4751 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4753 * Makefile.in (tree-ssa-sink.o): New.
4754 (OBJS-common): Add tree-ssa-sink.o.
4755 * common.opt: Add -ftree-sink
4756 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4757 * timevar.def (TV_TREE_SINK): new timevar.
4758 * tree-flow.h (is_hidden_global_store): Prototype.
4759 * tree-optimize.c (init_tree_optimization_passes): Add
4761 * tree-pass.h (pass_sink_code): New.
4762 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4763 for non-obvious global store store to is_hidden_global_store, and
4764 call that new function.
4765 * tree-ssa-sink.c: New file.
4766 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4767 * doc/passes.texi: Document forward store motion.
4768 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4769 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4770 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4771 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4773 2005-03-01 Per Bothner <per@bothner.com>
4775 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4776 and we have a non-zero column-number, add it to the message.
4777 Also factor out the diagnostic_kind_text.
4779 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4781 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4782 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4783 flow_loop_scan): Removed.
4784 (flow_loop_dump): Do not dump removed fields.
4785 (flow_loop_free): Do not free removed fields.
4786 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4787 (loop_exit_edge_p): New function.
4788 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4789 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4790 num_exits, exits_doms.
4791 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4792 LOOP_EDGES, LOOP_ALL): Removed.
4793 (flow_loop_scan): Declaration removed.
4794 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4795 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4797 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4798 (if_convert): Call flow_loops_find and flow_loops_free
4799 when calling mark_loop_exit_edges.
4800 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4801 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4802 free_dominance_info calls.
4803 * loop-init.c (flow_loops_find): Ditto.
4804 * passes.c (rest_of_handle_branch_prob): Ditto.
4805 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4806 * loop-unroll.c (analyze_insns_in_loop): Do not use
4808 * predict.c (predict_loops): Do not call flow_loop_scan.
4809 Use get_loop_exit_edges.
4810 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4811 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4812 Do not use EDGE_LOOP_EXIT.
4813 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4814 to bb_with_exit_edge_p.
4815 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4816 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4817 to bb_with_exit_edge_p.
4818 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4820 * tree-loop-linear.c (linear_transform_loops): Do not call
4821 flow_loop_scan. Use loop->single_exit.
4822 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4823 (vect_analyze_loop_form): Do not call flow_loop_scan.
4824 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4826 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4828 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4829 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4830 slpeel_tree_duplicate_loop_to_edge_cfg,
4831 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4832 Use loop_preheader_edge and loop->single_exit. Do not call
4835 2005-03-01 Nick Clifton <nickc@redhat.com>
4837 * config/arm/arm.c (thumb_find_work_register): Check all of the
4838 argument registers to see if they are free, and a couple of
4839 special cases where the last argument register but can be proved
4840 to be available during the function's prologue.
4841 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4842 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4843 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4845 (thumb_compute_save_reg_mask): Likewise. Also use
4846 thumb_find_work_register() to ensure that there is agreement about
4847 which work register is going to be used in the prologue.
4848 (thumb_output_function_prologue): Use unsigned long as the type
4849 for the register bit-mask. Also delay pushing the link register if
4850 other high registers are going to be pushed.
4851 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4852 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4853 redundant prototypes.
4855 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4858 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4859 and after reload in REG+REG indexed addresses without REG_POINTER
4860 set in the base and not set in the index.
4862 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4864 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4865 Don't undefine here.
4866 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4867 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4868 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4869 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4870 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4872 * config.gcc (sh*-*-linux*): Use config/linux.h.
4874 2005-02-28 Dale Johannesen <dalej@apple.com>
4875 Stan Shebs <shebs@apple.com>
4877 Rewrite of 64-bit Darwin structure-by-value pass/return.
4878 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4879 intoffset, use_stack, named.
4880 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4881 (rs6000_darwin64_record_arg_advance_flush): New.
4882 (rs6000_darwin64_record_arg_advance_recurse): New.
4883 (rs6000_darwin64_record_arg_flush): New.
4884 (rs6000_darwin64_record_arg_recurse): New.
4885 (rs6000_darwin64_record_arg): New.
4886 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4887 (function_arg_boundary): Handle 128-bit aligned structs.
4888 (function_arg_advance): Rewrite darwin64 struct handling.
4889 (function_arg): Call rs6000_darwin64_record_arg.
4890 (function_arg_partial_nregs): Handle darwin64 structs.
4891 (rs6000_darwin64_function_value): Remove.
4892 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4894 2005-02-28 Roger Sayle <roger@eyesopen.com>
4896 PR tree-optimization/20216
4897 * tree-chrec.c (tree_fold_factorial): Delete.
4898 (tree_fold_binomial): Change argument list to take a return type
4899 and change the type of K to unsigned int. Rewrite to avoid explicit
4900 evaluation of factorials, and (recursively) calling fold to perform
4901 compile-time arithmetic. Return NULL on (internal) overflow.
4902 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4903 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4904 if any intermediate calculation overflows.
4905 (chrec_apply): Update call to chrec_evaluate.
4907 2005-02-28 James E Wilson <wilson@specifixinc.com>
4909 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4911 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4914 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4915 instead of NULL_TREE on error.
4917 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4919 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4920 (EASY_VECTOR_15_ADD_SELF): Remove.
4921 (num_insns_constant_wide): Not static.
4922 (validate_condition_mode): Not static.
4923 (toc_relative_expr_p): Not static.
4924 (legitimate_indirect_address_p): Not static.
4925 (macho_lo_sum_memory_operand): Not static.
4926 (invalid_e500_subreg): Not static.
4927 (easy_vector_same): Not static.
4928 (easy_vector_splat_const): Not static.
4929 (RS6000_SYMBOL_REF_TLS_P): Remove.
4930 (any_operand): Delete.
4931 (any_parallel_operand): Delete.
4932 (count_register_operand): Delete.
4933 (altivec_register_operand): Delete.
4934 (xer_operand): Delete.
4935 (s8bit_cint_operand): Delete.
4936 (short_cint_operand): Delete.
4937 (u_short_cint_operand): Delete.
4938 (non_short_cint_operand): Delete.
4939 (exact_log2_cint_operand): Delete.
4940 (gpc_reg_operand): Delete.
4941 (cc_reg_operand): Delete.
4942 (cc_reg_not_cr0_operand): Delete.
4943 (reg_or_short_operand): Delete.
4944 (reg_or_neg_short_operand): Delete.
4945 (reg_or_aligned_short_operand): Delete.
4946 (reg_or_u_short_operand): Delete.
4947 (reg_or_cint_operand): Delete.
4948 (reg_or_arith_cint_operand): Delete.
4949 (reg_or_add_cint64_operand): Delete.
4950 (reg_or_sub_cint64_operand): Delete.
4951 (reg_or_logical_cint_operand): Delete.
4952 (got_operand): Delete.
4953 (got_no_const_operand): Delete.
4954 (easy_fp_constant): Delete.
4955 (easy_vector_constant): Delete.
4956 (easy_vector_constant_add_self): Delete.
4957 (zero_constant): Delete.
4958 (zero_fp_constant): Delete.
4959 (volatile_mem_operand): Delete.
4960 (offsettable_mem_operand): Delete.
4961 (mem_or_easy_const_operand): Delete.
4962 (add_operand): Delete.
4963 (non_add_cint_operand): Delete.
4964 (logical_operand): Delete.
4965 (non_logical_cint_operand): Delete.
4966 (mask_operand): Delete.
4967 (mask_operand_wrap): Delete.
4968 (mask64_operand): Delete.
4969 (mask64_2_operand): Delete.
4970 (and64_operand): Delete.
4971 (and64_2_operand): Delete.
4972 (and_operand): Delete.
4973 (reg_or_mem_operand): Delete.
4974 (lwa_operand): Delete.
4975 (symbol_ref_operand): Delete.
4976 (call_operand): Delete.
4977 (current_file_function_operand): Delete.
4978 (input_operand): Delete.
4979 (rs6000_nonimmediate_operand): Delete.
4980 (rs6000_tls_symbol_ref): Delete.
4981 (save_world_operation): Delete.
4982 (restore_world_operation): Delete.
4983 (load_multiple_operation): Delete.
4984 (store_multiple_operation): Delete.
4985 (vrsave_operation): Delete.
4986 (mfcr_operation): Delete.
4987 (mtcrf_operation): Delete.
4988 (lmw_operation): Delete.
4989 (stmw_operation): Delete.
4990 (branch_comparison_operator): Delete.
4991 (branch_positive_comparison_operator): Delete.
4992 (scc_comparison_operator): Delete.
4993 (trap_comparison_operator): Delete.
4994 (boolean_operator): Delete.
4995 (boolean_or_operator): Delete.
4996 (min_max_operator): Delete.
4997 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4998 (EASY_VECTOR_15): Moved to here.
4999 (EASY_VECTOR_15_ADD_SELF): Move to here.
5000 (PREDICATE_CODES): Delete.
5001 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5002 Declare functions no longer static.
5003 * config/rs6000/predicates.md: New.
5004 * config/rs6000/rs6000.md: Include predicates.md
5006 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5008 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5009 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5011 * cfgrtl.c (need_fake_edge_p): Likewise.
5012 * combine.c (distribute_notes): Likewise.
5013 * emit-rtl.c (try_split): Likewise.
5014 * recog.c (peephole2_opimize): Likewise.
5015 * reg-notes.def (ALWAYS_RETURN): Remove.
5016 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5017 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5018 * tree.h (ECF_ALWAYS_RETURN): Remove.
5020 2005-02-28 Roger Sayle <roger@eyesopen.com>
5023 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5024 between different machine modes is never a "useless" conversion.
5026 2005-02-28 Geert Bosch <bosch@gnat.com>
5029 * doc/contrib.texi: List contributors for Ada front end
5031 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5033 * simplify-rtx.c (simplify_unary_operation_1,
5034 simplify_const_unary_operation): New, extracted from...
5035 (simplify_unary_operation): ... this one.
5036 (simplify_binary_operation_1,
5037 simplify_const_binary_operation): New, extracted from...
5038 (simplify_binary_operation): ... this one.
5039 * rtl.h (simplify_const_unary_operation,
5040 simplify_const_binary_operation): Add prototypes.
5042 2005-02-28 Julian Brown <julian@codesourcery.com>
5044 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5045 building libjava and caused PR regression/20228.
5047 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5050 * Makefile.in (host_subdir): New.
5051 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5052 * configure: Regenerate.
5054 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5056 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5057 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5058 installation directory first.
5060 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5063 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5064 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5065 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5066 * config/cris/cris.md: Tweak comments referring to Q.
5067 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5068 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5069 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5070 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5071 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5072 Insert spaces in constraints to align alternatives vertically for
5074 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5077 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5079 PR rtl-optimization/17728
5080 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5081 operand 0 from general_operand to move_dest_operand.
5083 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5085 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5086 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5087 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5088 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5090 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5092 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5093 * configure: Regenerate.
5094 * libada-mk.in: Remove CC; rename
5095 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5097 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5100 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5101 for the lhs, also walk over the tree. Likewise for rhs.
5103 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5105 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5106 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5107 Do not propagate value of iv before increment over the increment.
5109 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5111 * c-parser.c: New file.
5112 * c-parse.in: Remove.
5113 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5115 (c-parser.o): Add dependencies.
5116 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5117 maintainer-clean, TAGS): Update.
5118 * c-config-lang.in (gtfiles): Update.
5119 * gengtype-lex.l: Don't handle "@@".
5120 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5121 objc_build_synchronized, objc_begin_try_stmt,
5122 objc_begin_catch_clause, objc_finish_catch_clause,
5123 objc_build_finally_clause, objc_finish_try_stmt): New.
5124 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5126 (c_parse_init): Update comment.
5127 * c-decl.c (c_init_decl_processing): Update comment.
5128 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5129 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5130 new c_declspecs members.
5132 2005-02-25 Julian Brown <julian@codesourcery.com>
5134 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5135 from being used for symbols with vague linkage when
5136 HAVE_GAS_COMDAT_GROUP is true.
5138 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5140 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5142 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5145 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5146 (LIBGCC2_HAS_DF_MODE): New.
5147 (LIBGCC2_HAS_XF_MODE): New.
5148 (LIBGCC2_HAS_TF_MODE): New.
5149 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5150 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5151 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5152 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5153 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5154 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5155 and add _fixtfdi, _fixunstfdi, _floatditf
5156 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5157 L_fixunstfdi, L_floatditf.
5158 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5159 (LIBGCC2_HAS_TF_MODE): Define.
5161 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5163 PR tree-optimization/20204
5164 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5165 REWRITE_THIS_STMT markers on PHI nodes.
5166 (rewrite_initialize_block): Likewise.
5168 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5170 * version.c (version_string): Update to 4.1.
5172 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5174 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5175 Clarify that the alternative way doesn't work in GNU C++.
5177 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5179 PR tree-optimization/19937
5180 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5181 to the type of the induction variable.
5183 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5185 PR rtl-optimization/20117
5186 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5187 the block including noncopyable insn.
5189 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5191 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5192 calls to find_reg_note.
5194 2005-02-24 Richard Henderson <rth@redhat.com>
5197 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5200 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5202 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5203 vector types if to use base reg for misaligned non-word ld/std.
5205 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5208 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5209 dwarf2 label manually and put it after, not before the prologue.
5211 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5214 * reload.c (operands_match_p): Only increment register number for
5215 SCALAR_INT_MODE_P modes in multiple hard registers.
5217 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5220 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5222 * ChangeLog.5: Fix log message typo(s).
5223 * ChangeLog.7: Likewise.
5224 * ChangeLog.tree-ssa: Likewise.
5225 * cfgexpand.c: Fix comment typo(s).
5226 * conflict.c: Likewise.
5227 * defaults.h: Likewise.
5228 * dwarf2out.c: Likewise.
5230 * ggc-page.c: Likewise.
5231 * tree-eh.c: Likewise.
5232 * tree-ssa-dom.c: Likewise.
5234 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5237 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5238 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5239 if SHARED is defined.
5242 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5243 allow splitting only if operands 0 and 3 don't overlap.
5245 2005-02-24 Richard Henderson <rth@redhat.com>
5248 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5249 (fold_builtin_1): Call them.
5250 * fold-const.c (fold_complex_mult_parts): Split out from ...
5251 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5252 (fold_complex_div_parts, fold_complex_div): New.
5254 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5256 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5258 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5259 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5261 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5262 (print_node): Likewise.
5263 Print TYPE_SIZES_GIMPLIFIED.
5265 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5267 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5268 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5269 operands as commutative in constraints.
5271 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5273 * tree-into-ssa.c: Re-organize internal functions.
5275 2005-02-24 Richard Henderson <rth@redhat.com>
5278 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5280 * common.opt (fcx-limited-range): New.
5281 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5282 * toplev.c (flag_complex_method): Initialize to 1.
5283 (process_options): Set flag_complex_method to 0 if
5284 flag_cx_limited_range.
5285 * doc/invoke.texi (-fcx-limited-range): New.
5287 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5289 * cse.c (delete_trivially_dead_insns): Speed up by using
5290 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5293 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5295 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5296 functions when -mid-shared-library is being used.
5298 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5300 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5301 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5302 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5303 * system.h: Poison LINK_LIBGCC_SPECIAL.
5305 2005-02-23 James E Wilson <wilson@specifixinc.com>
5307 * gengtype.c (note_insn_name): Make 1 element larger.
5309 2005-02-23 Roger Sayle <roger@eyesopen.com>
5312 PR rtl-optimization/20097
5313 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5314 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5316 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5318 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5319 * t-aix52 (SHLIB_INSTALL): Same.
5321 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5323 * genpreds.c: Update copyright.
5325 2005-02-23 Michael Beach <michaelb@ieee.org>
5328 * config/sparc/t-elf (startup files): Assemble with CPP.
5330 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5332 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5333 (write_predicate_expr): Likewise.
5335 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5337 PR tree-optimization/20100
5338 PR tree-optimization/20115
5339 * tree-optimize.c (init_tree_optimization_passes): Remove
5340 pass_maybe_create_global_var.
5341 * tree-pass.h (pass_maybe_create_global_var): Remove.
5342 * tree-ssa-alias.c (aliases_computed_p): Declare.
5343 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5344 (count_calls_and_maybe_create_global_var): Remove.
5345 (pass_maybe_create_global_var): Remove.
5346 (init_alias_info): Do not declare aliases_computed_p.
5347 (maybe_create_global_var): If the function contains no
5348 call-clobbered variables and a mix of pure/const and regular
5349 function calls, create .GLOBAL_VAR.
5350 Mark all call-clobbered variables for renaming.
5351 (merge_pointed_to_info): Update comment.
5352 (add_pointed_to_var): Likewise.
5353 (is_escape_site): Likewise.
5354 Accept struct alias_info * instead of size_t *.
5356 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5358 * tree-ssa-operands.c (get_call_expr_operands): If
5359 ALIASES_COMPUTED_P is false, do not add call-clobbering
5361 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5362 (delete_tree_ssa): Likewise.
5364 2005-02-22 James E Wilson <wilson@specifixinc.com>
5366 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5367 (do_compile): Do call it here.
5369 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5371 PR rtl-optimization/20017.
5372 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5373 rest_of_handle_cse2, rest_of_handle_gcse): Call
5374 delete_dead_jumptables immediately before calling cleanup_cfg.
5376 2005-02-22 Devang Patel <dpatel@apple.com>
5379 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5382 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5384 * config/rs6000/aix.h (WINT_TYPE): Define.
5386 2005-02-22 Stan Shebs <shebs@apple.com>
5388 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5389 natural alignment for 64-bit Darwin.
5390 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5392 * doc/invoke.texi: Document this.
5394 2005-02-22 DJ Delorie <dj@redhat.com>
5396 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5397 to make_[un]signed_type, not the mode itself.
5399 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5401 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5402 not available. Use tail calls wherever possible.
5403 (make_edge): Call unchecked_make_edge to create an edge.
5405 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5406 (coalesce_ssa_name): Don't check for
5407 SSANORM_USE_COALESCE_LIST.
5408 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5410 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5412 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5413 (rewrite_into_ssa): ... here.
5415 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5417 PR tree-optimization/19786
5418 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5419 tag to another's may-alias bitmap when adding to the other's list.
5421 2005-02-21 DJ Delorie <dj@redhat.com>
5423 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5424 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5425 registers in unsupported ways.
5426 * expmed.c (init_expmed): Likewise.
5428 2005-02-21 Stan Cox <scox@redhat.com>
5430 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5432 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5434 * tree-cfg.c (fold_cond_expr_cond): New.
5435 (make_edges): Call fold_cond_expr_cond.
5436 (find_taken_edge): Accept nothing but INTEGER_CST.
5437 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5439 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5441 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5442 that do not belong to any basic block.
5444 2005-02-21 Jeff Law <law@redhat.com>
5446 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5449 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5451 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5452 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5453 Adjust their definitions.
5454 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5455 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5457 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5458 genautomata.c, langhooks.c, langhooks.h, system.h,
5459 config/arm/lib1funcs.asm: Update copyright.
5461 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5463 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5465 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5468 * doc/install.texi: Document --with-gc.
5470 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5472 * simplify-rtx.c (simplify_unary_operation): Add a missing
5475 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5477 PR tree-optimization/18663
5478 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5479 if the type has variable bounds.
5481 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5483 * gcse.c: Remove an obsolete comment.
5485 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5487 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5489 * doc/extend.texi (Function Attributes) <Attribute const>: The
5490 attribute "pure" is below this text, not above.
5492 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5494 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5495 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5496 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5498 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5501 * langhooks.h (struct lang_hooks): Add to_target_charset.
5502 * langhooks.c (lhd_to_target_charset): New function.
5503 * langhooks-def.h: Declare lhd_to_target_charset.
5504 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5505 (LANG_HOOKS_INITIALIZER): Update.
5506 * c-common.c (c_common_to_target_charset): New function.
5507 * c-common.h: Declare it.
5508 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5509 c_common_to_target_charset.
5511 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5512 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5514 * system.h: Poison them.
5515 * doc/tm.texi: Don't discuss them.
5516 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5517 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5518 (pp_c_char): Do not attempt to generate letter escapes for
5520 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5521 * config/mips/mips.c (mips_output_ascii): Likewise.
5523 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5525 PR tree-optimization/19951
5526 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5529 2005-02-19 Steven Bosscher <stevenb@suse.de>
5532 * function.h (struct function): New field `max_loop_depth'.
5533 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5534 (flow_loops_find): Reset the max loop depth count before finding loops.
5535 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5536 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5537 (calculate_global_regs_live): Make sure the loop will terminate
5538 when the initial sets are not empty.
5540 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5542 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5544 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5546 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5549 * doc/invoke.texi: Remove documentation of %M spec.
5551 (init_spec): Remove %M suffix from -lgcc_s.
5552 (do_spec_1): Remove 'M' case.
5553 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5554 to put shared libraries in the multilib directory. Remove the
5555 shlib_so_soname substitution variable. Don't add a multilib encoding
5556 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5557 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5558 SHLIB_INSTALL as well as SHLIB_LINK.
5559 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5560 (SHLIB_NAME): Delete.
5561 (SHLIB_DIR): New macro.
5562 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5563 (SHLIB_INSTALL): Adjust accordingly.
5564 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5565 * config/t-slibgcc-sld: Likewise.
5566 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5567 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5568 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5570 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5571 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5572 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5573 Use @shlib_base_name@ instead of @shlib_so_name@.
5574 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5575 and @shlib_base_name@.so in @multilib_dir@.
5576 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5577 to the install path.
5578 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5579 (SHLIB_LINK): Remove previous workaround.
5580 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5581 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5582 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5584 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5585 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5586 (SHLIB_INSTALL): Adjust accordingly.
5587 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5588 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5589 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5590 config/t-slibgcc-elf-ver.
5592 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5593 Jakub Jelinek <jakub@redhat.com>
5595 PR tree-optimization/19828
5596 * tree-ssa-loop-im.c: Add a TODO comment.
5597 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5598 without side-effects.
5600 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5602 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5605 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5607 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5608 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5609 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5611 (ia64_reorg): Delete fixup_errata call.
5612 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5613 (TARGET_SWITCHES): Delete -mb-step entry.
5615 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5618 * c-typeck.c (composite_type): Handle quals in transparent unions.
5619 (type_lists_compatible_p): Likewise.
5621 2005-02-18 Stan Shebs <shebs@apple.com>
5623 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5624 expressions in the .literal8 section.
5626 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5628 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5630 2005-02-18 Roger Sayle <roger@eyesopen.com>
5632 * fold-const.c (constant_boolean_node): Always create values of the
5633 specified type, don't bother calling truthvalue_conversion.
5635 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5637 * except.c (output_function_exception_table): Call
5638 assemble_external_libcall (eh_personality_libfunc).
5640 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5643 * config/ia64/ia64.h (struct machine_function): Add state_num.
5644 * config/ia64/ia64.c (process_epilogue,
5645 process_for_unwind_directive): Use new unwind state numbers each
5646 time rather than state 1.
5648 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5651 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5652 before the "*llgt_didi" pattern.
5654 2005-02-18 Jason Merrill <jason@redhat.com>
5656 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5658 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5660 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5661 (div0): Use it in place of ARM_FUNC_ALIAS.
5662 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5664 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5667 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5668 access, the lower bound of the array type if it exists.
5670 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5673 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5674 cases that are out-of-range for the index type.
5676 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5678 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5679 (estimate_case_costs): Don't call convert.
5680 * expmed.c (expand_shift): Likewise.
5681 (make_tree): Call fold_convert instead of convert.
5683 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5686 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5687 that ref to be marked MEM_READONLY_P doesn't have base that needs
5690 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5692 * genautomata.c (output_get_cpu_unit_code_func,
5693 output_cpu_unit_reservation_p): Don't generate old-style function
5696 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5699 PR tree-optimization/20009
5700 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5702 PR tree-optimization/18947
5703 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5704 inline, remove all nodes that are inlined into the extern inline
5707 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5709 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5710 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5711 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5712 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5715 2005-02-17 Roger Sayle <roger@eyesopen.com>
5717 PR tree-optimization/19917
5718 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5719 to be potentially trapping.
5721 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5723 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5725 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5727 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5728 tem becomes a local variable which is set to the value of the
5729 back end defined INITIAL_FRAME_ADDRESS macro.
5730 (expand_builtin_frame_address): Omit the base parameter to
5731 expand_builtin_return_addr.
5732 (expand_builtin_profile_func): Likewise.
5733 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5734 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5735 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5737 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5739 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5740 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5741 * config/frv/frv.c (frv_function_epilogue): Likewise.
5743 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5745 * lambda-code (perfect_nestify): Remove mark/unmark
5747 * tree-loop-linear.c (linear_transform_loops): Add
5748 rewrite_into_ssa call so that ssa is correct for
5749 rewriting into loop closed.
5751 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5753 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5754 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5756 * bt-load.c (btr_def_live_range, combine_btr_defs,
5757 migrate_btr_def, migrate_btr_defs): Likewise.
5758 * cfgcleanup.c (thread_jump): Likewise.
5759 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5760 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5761 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5762 df_rd_local_compute, df_reg_info_compute): Likewise.
5763 * dominance.c (init_dom_info, free_dom_info): Likewise.
5764 * flow.c (init_propagate_block_info,
5765 free_propagate_block_info): Likewise.
5766 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5767 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5768 modify_reg_pav): Likewise.
5769 * loop-invariant.c (find_defs, find_invariant_insn,
5770 find_invariants, free_inv_motion_data): Likewise.
5771 * predict.c (tree_predict_by_opcode,
5772 estimate_bb_frequencies): Likewise.
5773 * stmt.c (expand_case): Likewise.
5774 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5775 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5776 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5777 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5778 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5779 rewrite_ssa_into_ssa): Likewise.
5780 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5781 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5782 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5783 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5784 * tree-sra.c (tree_sra): Likewise.
5785 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5786 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5787 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5788 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5789 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5790 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5792 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5793 calculate_live_on_entry, calculate_live_on_exit,
5794 build_tree_conflict_graph): Likewise.
5795 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5796 record_important_candidates, set_use_iv_cost, find_depends,
5797 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5798 tree_ssa_iv_optimize_finalize): Likewise.
5799 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5800 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5801 tree_duplicate_loop_to_header_edge): Likewise.
5802 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5803 * tree-ssa.c (verify_flow_insensitive_alias_info,
5804 verify_name_tags, verify_ssa, init_tree_ssa,
5805 delete_tree_ssa): Likewise.
5806 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5807 fini_ssanames): Likewise.
5808 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5810 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5812 * config/rs6000/t-rtems: Completely reworked.
5814 2005-02-17 Ira Rosen <irar@il.ibm.com>
5816 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5818 2005-02-17 Ira Rosen <irar@il.ibm.com>
5820 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5821 POINTER_TYPE_P when checking that type is a pointer.
5822 (vect_get_memtag): Remove.
5823 (vect_address_analysis): Use POINTER_TYPE_P. Call
5824 vect_object_analysis with dummy parameter for memtag.
5825 (vect_object_analysis): Extract memtag (functionality that
5826 used to be in vect_get_memtag and moved here). Fix printings.
5827 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5828 with correct parameters. Remove call to vect_get_memtag.
5830 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5832 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5833 (tree-vectorizer.o): Added missing dependencies.
5835 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5837 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5838 declaration in tree-vectorizer.c, now has an extern declaration in
5840 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5841 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5842 get_vectype_for_scalar_type, vect_is_simple_use,
5843 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5844 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5845 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5846 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5847 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5848 find_loop_location): Likewise.
5850 * tree-vectorizer.c (langhooks.h): #include removed.
5851 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5852 moved to tree-vectorized.h.
5853 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5854 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5855 get_vectype_for_scalar_type, vect_is_simple_use,
5856 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5857 vect_supportable_dr_alignment, new_loop_vec_info,
5858 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5859 vect_set_verbosity_level, find_loop_location): Likewise.
5861 (vect_analyze_loop): Function externalized. Declaration moved to
5862 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5863 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5864 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5865 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5866 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5867 vect_enhance_data_refs_alignment, vect_analyze_operations,
5868 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5869 vect_stmt_relevant_p, vect_get_loop_niters,
5870 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5871 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5872 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5873 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5874 vect_get_memtag): Likewise.
5876 (vectorizable_load): Function externalized. Declaration moved to
5877 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5878 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5879 vect_transform_loop): Likewise.
5880 (vect_transform_stmt): Moved to tree-vect-transform.c.
5881 (vect_align_data_ref, vect_create_destination_var,
5882 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5883 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5884 vect_get_vec_def_for_operand, vect_init_vector,
5885 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5886 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5887 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5888 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5889 vect_do_peeling_for_loop_bound): Likewise.
5891 * tree-vect-analyze.c: New file.
5892 * tree-vect-transform.c: New file.
5894 2005-02-17 Jason Merrill <jason@redhat.com>
5896 PR mudflap/19319, c++/19317
5897 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5900 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5902 * doc/install.texi (Specific): Update link for Darwin-specific
5905 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5907 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5908 constant_boolean_node.
5910 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5913 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5914 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5916 2005-02-16 Richard Henderson <rth@redhat.com>
5919 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5921 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5922 replace uses with Wtype_MAXp1_F.
5923 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5924 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5925 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5926 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5927 and HAVE_TFMODE as appropriate.
5928 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5929 (__floatdisf): Likewise.
5930 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5931 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5932 (Wtype_MAXp1_F): New.
5933 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5934 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5936 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5939 * arm.c (arm_apply_result_size): New function.
5940 * arm.h (APPLY_RESULT_SIZE): Define.
5941 * arm-protos.h (arm_apply_result_size): Add prototype.
5942 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5943 (movxf): New expand.
5944 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5945 (call_value_symbol): Remove predicate for operand 0.
5946 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5947 (untyped_call): Rework to correclty return values for any type.
5948 (untyped_return): New expand.
5949 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5951 2005-02-16 Stan Shebs <shebs@apple.com>
5953 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5954 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5956 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5958 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5959 configure settings on Solaris 7 and later.
5961 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5963 PR tree-optimization/19865
5964 * tree-optimize.c (init_tree_optimization_passes): Run
5965 pass_may_alias after pass_sra.
5967 2005-02-16 Richard Henderson <rth@redhat.com>
5968 Stuart Hastings <stuart@apple.com>
5971 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5972 Do nothing if debug info suppressed for this function.
5973 (dbxout_begin_function): Early exit if debug info suppressed for
5976 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5979 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5981 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5983 PR tree-optimization/19967
5984 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5985 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5986 argument TYPE. Adjust calls to fold_builtin_XXX.
5987 (expand_builtin, fold_builtin_1): Adjust calls to
5989 (fold_builtin_strchr, fold_builtin_strpbrk,
5990 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5991 result to a requested type TYPE.
5993 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5996 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5997 (T)x & (T)cst if (T)cst overflows.
5998 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5999 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6001 2005-02-15 Jeff Law <law@redhat.com>
6003 * gcse.c (blocks_with_calls): New bitmap.
6004 (alloc_gcse_mem): Allocate it.
6005 (free_gcse_mem): Free it.
6006 (clear_modifY_mem_tables): Clear it.
6007 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6008 when we encounter CALL_INSNs.
6009 (compute_transp, case MEM): Handle blocks with calls separate
6010 from blocks without calls. Use bitmap iterators rather than
6013 2005-02-15 Peter O'Gorman <peter@pogma.com>
6016 * mklibgcc.in (vis_hide): Use a temporary object file, not
6019 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6022 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6023 access optimization.
6025 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6026 Alan Modra <amodra@bigpond.net.au>
6029 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6030 (_xlqsub): Rename to __gcc_qsub.
6031 (_xlqmul): Rename to __gcc_qmul.
6032 (_xlqdiv): Rename to __gcc_qdiv.
6033 Provide versioned symbol aliases with old names.
6034 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6035 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6036 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6037 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6038 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6040 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6042 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6043 Fold ~(A - 1) and ~(A + -1) to -A.
6045 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6049 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6050 config/pa/pa-host.c:pa_gt_pch_use_address.
6052 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6054 * tree-vn.c (get_value_handle): Make sure that given an
6055 is_gimple_min_invariant expression, we always return it.
6057 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6059 * passes.c (rest_of_handle_gcse): Fix a comment.
6061 2005-02-15 Jeff Law <law@redhat.com>
6063 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6065 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6066 (canon_list_insert, record_last_mem_set_info): Similarly.
6067 (clear_modify_mem_tables): Similarly.
6069 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6071 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6072 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6073 config/mips/mips.md, config/rs6000/aix.h,
6074 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6076 2005-02-15 Richard Henderson <rth@redhat.com>
6078 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6079 call to be best_edge.
6081 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6083 * basic-block.h: Adjust the prototype for find_basic_blocks.
6084 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6085 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6088 * flow.c (recompute_reg_usage): Remove all arguments.
6089 * passes.c (rest_of_compilation): Adjust the call to
6090 recompute_reg_usage.
6091 * rtl.h: Adjust the prototype for recompute_reg_usage.
6093 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6095 * tree-dump.c (dump_files): Update to reflect new member
6097 (dump_register): Add new argument.
6099 (dump_switch_p_1): Check against glob name if doglob was passed.
6100 (dump_switch_p): Check against regular first, then glob if
6101 we didn't have any hits on the dump name.
6102 * tree-optimize.c (register_one_dump_file):
6103 Pass in glob name as well.
6104 * tree-pass.h (struct dump_file_info): Add glob
6107 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6109 PR preprocessor/16323
6110 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6112 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6115 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6116 (trunctfdf2_internal1): New.
6117 (trunctfdf2_internal2): Renamed from trunctfdf2.
6119 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6121 PR tree-optimization/19853
6122 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6124 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6126 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6127 delete_dead_jumptables and cleanup_cfg.
6129 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6131 * reload.c (find_reloads): Swap address_reloaded flags when
6132 swapping commutative operands.
6134 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6136 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6137 Use standard_iv_increment_position for computing the bsi position
6139 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6142 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6145 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6146 life range of hard registers.
6147 * value-prof.c (insn_prefetch_values_to_profile): Only
6150 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6151 profile in libcalls.
6153 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6155 * bitmap.h (bitmap_and_compl_into): Return bool.
6156 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6158 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6160 PR tree-optimization/19944
6161 * fold-const.c (fold): Re-add ABS_EXPR folding.
6163 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6166 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6167 {TARGET,MASK}_XL_COMPAT.
6168 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6170 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6171 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6173 (rs6000_arg_partial_bytes): Same.
6174 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6175 and XL compatibility enabled.
6176 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6177 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6178 test to final condition.
6179 (cmptf_internal2): New.
6180 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6181 xl-compat. Add TFmode information to description.
6183 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6185 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6187 2005-02-13 Jason Merrill <jason@redhat.com>
6190 * fold-const.c (fold_indirect_ref_1): Split out from...
6191 (build_fold_indirect_ref): Here.
6192 (fold_indirect_ref): New fn.
6193 * tree.h: Declare it.
6194 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6195 (gimplify_modify_expr_rhs): Likewise.
6196 (gimplify_expr): Likewise.
6198 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6200 PR tree-optimization/14303
6201 PR tree-optimization/15784
6202 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6203 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6204 ABS_EXPR<x> != 0 to x != 0.
6206 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6208 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6209 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6210 spelling conventions.
6212 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6213 delete_trivially_dead_insns too many times.
6215 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6218 2005-02-12 Ira Rosen <irar@il.ibm.com>
6220 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6221 (vect_is_simple_iv_evolution): Remove redundant parameter
6223 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6224 without last parameter.
6225 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6226 Return pointer step. Call vect_is_simple_iv_evolution without
6227 last parameter. Check only that the step is multiple of size
6228 type. Remove stmt_vinfo updates.
6229 (vect_get_memtag_and_dr): Remove.
6230 (vect_get_memtag): New function.
6231 (vect_address_analysis): New function.
6232 (vect_object_analysis): New function.
6233 (vect_analyze_data_refs): Call vect_object_analysis and
6234 vect_get_memtag. Update stmt_vinfo fields.
6236 2005-02-12 Ira Rosen <irar@il.ibm.com>
6238 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6239 exist and are objects. Remove checks for pointer.
6240 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6241 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6242 (vect_create_data_ref_ptr): Likewise.
6243 (vect_base_addr_differ_p): New function.
6244 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6245 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6246 Don't set the DR_BASE_NAME field of data-ref.
6247 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6249 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6251 * optabs.h (enum optab_index): Add new OTI_ldexp.
6252 (ldexp_optab): Define corresponding macro.
6253 * optabs.c (init_optabs): Initialize ldexp_optab.
6254 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6256 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6258 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6259 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6261 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6262 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6265 2005-02-12 Ira Rosen <irar@il.ibm.com>
6267 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6269 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6271 (vect_get_base_and_offset): Always return an address.
6272 (vect_create_addr_base_for_vector_ref): Remove treatment for
6273 different data reference types.
6274 (vect_compute_data_ref_alignment): Rename base to base_address in
6275 stmt_vec_info. Get the object in order to force its alignment.
6276 (vect_get_memtag_and_dr): Rename base to base_address in
6277 stmt_vec_info. Extract the object for memtag analysis.
6279 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6281 PR regression/19898.
6282 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6283 changes cc_status, use apply modified_in_p to part of cc_status
6284 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6287 2005-02-11 Richard Henderson <rth@redhat.com>
6289 * tree-complex.c (expand_complex_libcall): New.
6290 (expand_complex_multiplication): Use it for c99 compliance.
6291 (expand_complex_division): Likewise.
6292 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6294 * builtins.c (built_in_names): Remove const.
6295 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6297 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6298 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6299 (built_in_names): Remove const.
6300 * c-common.c (c_common_type_for_mode): Handle complex modes.
6301 * flags.h, toplev.c (flag_complex_method): Rename from
6302 flag_complex_divide_method.
6303 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6304 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6305 * libgcc2.h: Declare them.
6306 * libgcc-std.ver: Export them.
6307 * mklibgcc.in (lib2funcs): Build them.
6309 2005-02-11 Steven Bosscher <stevenb@suse.de>
6311 PR tree-optimization/19876
6312 Partially revert my change from 2005-01-14
6313 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6314 (compute_antic): ...and remove the loop here.
6316 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6319 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6320 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6322 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6323 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6325 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6327 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6328 offsets for the big-endian 32-bit case.
6330 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6332 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6334 2005-02-11 Dale Johannesen <dalej@apple.com>
6336 * cselib.c (cselib_process_insn): Clear out regs where
6337 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6338 * reload.c (find_equiv_reg): Ditto.
6340 2005-02-11 Ian Lance Taylor <ian@airs.com>
6342 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6345 * tree.c (build_function_type_list): Work correctly if there are
6348 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6350 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6351 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6352 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6353 TARGET_ZARCH instead of TARGET_64BIT.
6355 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6357 * config/rs6000/t-rtems:
6358 (MULTILIB_OPTIONS): Remove mcpu=602.
6359 (MUTLILIB_DIRNAMES): Remove m602.
6360 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6361 Let mcpu=602 match mcpu=603.
6362 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6364 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6366 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6369 2005-02-10 David Daney <ddaney@avtrex.com>
6371 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6372 * config/i386/linux-unwind.h: Likewise.
6373 * config/ia64/linux-unwind.h: Likewise.
6374 * config/mips/linux-unwind.h: Likewise.
6375 * config/pa/linux-unwind.h: Likewise.
6376 * config/rs6000/linux-unwind.h: Likewise.
6377 * config/s390/linux-unwind.h: Likewise.
6378 * config/sh/linux-unwind.h: Likewise.
6379 * config/sparc/linux-unwind.h: Likewise.
6381 2005-02-10 Steven Bosscher <stevenb@suse.de>
6383 PR tree-optimization/17549
6384 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6385 TER to replace a DEF with its expression if the DEF and the
6386 rhs of the expression we replace into have the same root
6389 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6391 * config/mips/mips.md: Fix the placement of the match_scratch in the
6394 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6396 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6399 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6401 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6402 (strip_offset): Handle addresses.
6403 (add_address_candidates): Use strip_offset.
6404 (difference_cost): Reflect strip_offset change.
6405 (force_var_cost, difference_cost): Strip nops.
6407 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6409 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6411 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6412 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6413 config/cris/cris-protos.h, config/cris/cris.c: Update
6416 2005-02-10 Jeff Law <law@redhat.com>
6418 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6419 (lookup_avail_expr): Similarly.
6421 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6423 * builtins.c (fold_builtin_powi): New function.
6424 (fold_builtin_1): Call it.
6426 2005-02-10 Steven Bosscher <stevenb@suse.de>
6428 PR documentation/19309
6429 * doc/cpp.texi: The __GNUC__ and related predefined macros
6430 are also defined for the "standalone" cpp.
6431 Some non-GCC compilers may also define __GNUC__.
6433 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6436 * c-typeck.c (common_type): New routine. Old common_type renamed
6438 (c_common_type): ...this.
6439 (build_conditional_expr, build_binary_op): Use c_common_type instead
6442 2005-02-10 Steven Bosscher <stevenb@suse.de>
6444 * doc/md.texi: Replace @samp{length} with @code{length}.
6446 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6448 PR tree-optimization/18687
6449 * tree-flow.h (find_loop_niter): Declare.
6450 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6451 Try using scev even for loops with more than one exit.
6452 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6453 (struct ivopts_data): Added niters field.
6454 (struct nfe_cache_elt): New.
6455 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6457 (tree_ssa_iv_optimize_init): Initialize niters cache.
6458 (determine_number_of_iterations): Removed.
6459 (find_induction_variables): Do not call determine_number_of_iterations.
6460 Access niters for single exit through niter_for_single_dom_exit.
6461 (add_iv_outer_candidates): Access niters for single exit through
6462 niter_for_single_dom_exit.
6463 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6464 number_of_iterations_cond.
6465 (iv_period): New function.
6466 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6467 (may_replace_final_value): Take data argument. Use
6468 niter_for_single_dom_exit.
6469 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6470 (rewrite_use_compare): Pass data to may_eliminate_iv.
6471 (rewrite_use_outer): Pass data to may_replace_final_value.
6472 (free_loop_data): Clean up the niters cache.
6473 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6474 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6475 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6476 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6477 (num_ending_zeros): Moved to tree.c.
6478 * tree.h (num_ending_zeros): Declare.
6479 * tree.c (num_ending_zeros): Moved from tree.c.
6481 2005-02-09 Richard Henderson <rth@redhat.com>
6483 * builtins.c (DEF_BUILTIN): Add COND argument.
6484 * tree.h (DEF_BUILTIN): Likewise.
6485 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6486 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6488 (DEF_BUILTIN_STUB): New.
6489 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6490 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6491 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6492 * c-common.c (DEF_BUILTIN): Add COND argument.
6493 * tree.c (local_define_builtin): New.
6494 (build_common_builtin_nodes): New.
6496 2005-02-09 Roger Sayle <roger@eyesopen.com>
6498 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6499 floating point expression ignoring the sign of the result.
6500 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6501 (fold) <MULT_EXPR>: Use it to simplify x*x.
6502 * tree.h (fold_strip_sign_ops): Prototype here.
6503 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6504 argument. Use fold_strip_sign_ops to simplify the first argument.
6505 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6506 first argument when the second argument is an even integer
6507 constant, but only with -funsafe_math_optimizations.
6508 (fold_builtin_1): Update call to fold_builtin_copysign.
6510 2005-02-09 Ian Lance Taylor <ian@airs.com>
6513 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6514 just check whether EH_FILTER_FAILURE falls through.
6516 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6518 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6519 insns return to ready list in the next turn.
6521 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6524 * builtins.def: New __builtin_powi[lf].
6525 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6526 (expand_builtin_powi): New function.
6527 (expand_builtin): Dispatch to expand_builtin_powi.
6528 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6529 * libgcc2.c: Add __builtin_powi[lf] implementation.
6530 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6531 * optabs.h: Add powi_optab.
6532 * optabs.c (init_optabs): Initialize powi_optab.
6533 * doc/extend.texi: Document __builtin_powi[lf].
6535 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6537 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6540 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6543 * fold-const.c (try_move_mult_to_index): Remove redundant
6544 type argument. Create ADDR_EXPR with correct type.
6545 (fold): Update callers of try_move_mult_to_index. Convert
6546 result to the appropriate type.
6548 2005-02-09 Roger Sayle <roger@eyesopen.com>
6551 * config/avr/avr.c (default_rtx_costs): Delete.
6552 (avr_operand_rtx_cost): New function.
6553 (avr_rtx_costs): Completely rewrite.
6555 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6558 * config/cris/cris.c (in_code): New variable.
6559 (cris_output_addr_const): Now a static function, a wrapper for
6561 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6562 case from old cris_output_addr_const.
6563 (cris_asm_output_label_ref): Similar for LABEL_REF.
6564 (cris_output_addr_const_extra): Similar for UNSPEC.
6565 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6566 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6567 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6569 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6570 (cris_asm_output_label_ref): Declare.
6572 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6574 PR preprocessor/19801
6575 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6576 filenames that changed when libcpp was moved to the toplevel.
6578 2005-02-07 Roger Sayle <roger@eyesopen.com>
6580 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6581 zero extensions of BImode operands. Call lowpart_subreg instead
6582 of gen_lowpart_common and gen_lowpart_SUBREG.
6584 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6587 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6588 * configure.ac: Set cc_for_cross_gnattools.
6589 * configure: Regenerate.
6591 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6594 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6596 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6599 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6600 of nested functions.
6602 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6604 * doc/extend.texi: Document deprecated extensions allowing
6605 static floating-point members to have initializers and allowing
6606 floating-point literals in integral constant expressions.
6608 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6610 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6611 config/darwin7.h, config/mips/mips.c,
6612 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6615 * cse.c: Update comments.
6617 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6620 * builtins.c (fold_builtin_sqrt): Transform
6621 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6624 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6625 Dorit Naishlos <dorit@il.ibm.com>
6627 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6628 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6629 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6631 * tree.h (vect_set_verbosity_level): New extern function declaration
6633 * tree-vectorizer.h (verbosity_levels): New enum type.
6634 * tree-vectorizer.c (vect_debug_stats): Function removed.
6635 (vect_debug_details): Likewise.
6636 (vect_verbosity_level): Global variable was defined and initialized.
6637 (vect_dump): Global variable definition.
6638 (vect_print_dump_info): New function.
6639 (vect_set_dump_settings): New function.
6640 (vect_set_verbosity_level): New function.
6641 (vectorize_loops): Add call to vect_set_dump_settings.
6643 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6644 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6645 (slpeel_tree_peel_loop_to_edge): Likewise.
6647 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6648 appropriate verbosity level instead of call to vect_debug_details
6649 or vect_debug_stats.
6650 (vect_get_base_and_offset):
6651 (vect_create_addr_base_for_vector_ref):
6652 (get_vectype_for_scalar_type):
6653 (vect_create_data_ref_ptr):
6655 (vect_get_vec_def_for_operand):
6656 (vect_finish_stmt_generation):
6657 (vectorizable_assignment):
6658 (vectorizable_operation):
6659 (vectorizable_store):
6660 (vectorizable_load):
6661 (vect_transform_stmt):
6662 (vect_update_ivs_after_vectorizer):
6663 (vect_do_peeling_for_loop_bound):
6664 (vect_update_inits_of_drs):
6665 (vect_do_peeling_for_alignment):
6666 (vect_transform_loop):
6667 (vect_is_simple_use):
6668 (vect_analyze_operations):
6669 (vect_is_simple_iv_evolution):
6670 (vect_analyze_scalar_cycles):
6671 (vect_analyze_data_ref_dependence):
6672 (vect_analyze_data_ref_dependences):
6673 (vect_compute_data_ref_alignment):
6674 (vect_enhance_data_refs_alignment):
6675 (vect_analyze_data_refs_alignment):
6676 (vect_analyze_data_ref_access):
6677 (vect_analyze_data_ref_accesses):
6678 (vect_analyze_pointer_ref_access):
6679 (vect_get_memtag_and_dr):
6680 (vect_analyze_data_refs):
6681 (vect_mark_relevant):
6682 (vect_stmt_relevant_p):
6683 (vect_mark_stmts_to_be_vectorized):
6684 (vect_can_advance_ivs_p):
6685 (vect_get_loop_niters):
6686 (vect_analyze_loop_form):
6687 (vect_analyze_loop):
6688 (vectorize_loops): Likewise.
6690 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6691 (vect_update_inits_of_drs):
6692 (vect_do_peeling_for_alignment):
6693 (vect_transform_loop):
6694 (vect_analyze_operations):
6695 (vect_analyze_scalar_cycles):
6696 (vect_analyze_data_ref_dependences):
6697 (vect_analyze_data_refs_alignment):
6698 (vect_analyze_data_ref_accesses):
6699 (vect_analyze_data_refs):
6700 (vect_mark_stmts_to_be_vectorized):
6701 (vect_get_loop_niters):
6702 (vect_analyze_loop_form):
6703 (vect_analyze_loop): Likewise.
6704 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6706 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6710 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6711 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6712 either -ffast-math or -funsafe-math-optimizations is in use.
6714 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6715 * config/mips/irix-csr.c: New file.
6716 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6717 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6718 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6721 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6723 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6724 redundant, incorrect definitions.
6726 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6728 ("*tls_indirect_call"): New, reference hard regs directly.
6729 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6731 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6733 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6734 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6736 2005-02-06 Roger Sayle <roger@eyesopen.com>
6738 PR rtl-optimization/19800
6739 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6740 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6743 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6745 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6747 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6750 * doc/invoke.texi: Correct documentation of -freorder-functions.
6752 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6755 * doc/invoke.texi: Don't mention gccbug.
6757 2005-02-06 Roger Sayle <roger@eyesopen.com>
6758 Andrew Pinski <pinskia@physics.uc.edu>
6759 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6761 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6762 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6763 into just (zero_extract:SI FOO (const_int 1) BAR).
6765 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6767 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6768 macro locally. Don't give last revision date. Use GCC version
6769 number from gcc-common.texi.
6770 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6771 revision date. Use GCC version number from gcc-common.texi.
6772 Describe being a library as current state rather than as 3.x
6774 * doc/gcc.texi: Remove last update date.
6775 * doc/gccint.texi: Likewise. Update copyright dates.
6776 * doc/install.texi: Update copyright dates.
6778 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6781 * doc/invoke.texi: Mention for each option included in -Wall that
6782 it is included in -Wall.
6783 * doc/gcc.texi: Update copyright and last modification date.
6785 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6787 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6788 unnecessary cast to original induction variable increments.
6790 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6792 PR tree-optimization/18219
6793 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6794 in distributed form.
6796 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6798 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6799 Set bitpos and offset later in the function. Do nothing if the
6800 target is a register and if the bitfield lies completely outside
6802 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6803 here. Return an uninitialised register if the source value is stored
6804 in a register and the bitfield lies completely outside that register.
6806 2005-02-06 Steven Bosscher <stevenb@suse.de>
6808 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6811 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6813 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6815 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6817 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6818 * config/darwin8.h: New.
6819 * config/darwin7.h: Update comment.
6821 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6822 Dorit Naishlos <dorit@il.ibm.com>
6824 * tree-vectorizer.h (LOC): New type.
6825 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6826 (loop_line_number): New field in struct _loop_vec_info.
6827 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6829 * tree-vectorizer.c (input.h): Included.
6830 (find_loop_location): New function.
6831 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6832 loop line number removed.
6833 (vect_debug_details): Likewise.
6834 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6836 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6837 call to vect_debug_details/stats changed from loop to loop_loc.
6838 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6839 (slpeel_tree_peel_loop_to_edge): Likewise.
6841 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6842 changed from NULL to UNKNOWN_LOC.
6843 (vect_get_base_and_offset):
6844 (vect_create_addr_base_for_vector_ref):
6845 (get_vectype_for_scalar_type):
6846 (vect_create_data_ref_ptr):
6848 (vect_get_vec_def_for_operand):
6849 (vect_finish_stmt_generation):
6850 (vectorizable_assignment):
6851 (vectorizable_operation):
6852 (vectorizable_store):
6853 (vectorizable_load):
6854 (vect_transform_stmt):
6855 (vect_update_ivs_after_vectorizer):
6856 (vect_do_peeling_for_loop_bound):
6857 (vect_do_peeling_for_alignment):
6858 (vect_transform_loop):
6859 (vect_is_simple_use):
6860 (vect_analyze_operations):
6861 (vect_is_simple_iv_evolution):
6862 (vect_analyze_scalar_cycles):
6863 (vect_analyze_data_ref_dependences):
6864 (vect_compute_data_ref_alignment):
6865 (vect_enhance_data_refs_alignment):
6866 (vect_analyze_data_ref_access):
6867 (vect_analyze_data_ref_accesses):
6868 (vect_analyze_pointer_ref_access):
6869 (vect_get_memtag_and_dr):
6870 (vect_analyze_data_refs):
6871 (vect_mark_relevant):
6872 (vect_stmt_relevant_p):
6873 (vect_mark_stmts_to_be_vectorized):
6874 (vect_can_advance_ivs_p):
6875 (vect_get_loop_niters):
6876 (vect_analyze_loop):
6877 (vectorize_loops): Likewise.
6879 (vectorizable_load): Argument in call to vect_debug_details/stats
6880 changed from loop to LOOP_LOC (loop_vinfo).
6881 (vect_transform_loop):
6882 (vect_analyze_operations):
6883 (vect_analyze_scalar_cycles):
6884 (vect_analyze_data_ref_dependence):
6885 (vect_enhance_data_refs_alignment):
6886 (vect_analyze_data_ref_accesses):
6887 (vect_analyze_pointer_ref_access):
6888 (vect_analyze_data_refs):
6889 (vect_analyze_loop): Likewise.
6891 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6892 changed from loop to loop_loc.
6894 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6896 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6897 Dorit Naishlos <dorit@il.ibm.com>
6899 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6901 (vect_analyze_data_ref_dependences): Likewise.
6903 (vect_is_simple_use): Argument changed from loop structure to
6904 loop_vect_info structure.
6905 (vect_can_advance_ivs_p): Likewise.
6906 (vect_create_index_for_vector_ref): Likewise.
6907 (vect_update_ivs_after_vectorizer): Likewise.
6908 (new_stmt_vec_info): Likewise.
6910 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6911 changed from loop to loop_vinfo.
6912 (vect_create_data_ref_ptr): First argument in call to
6913 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6914 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6915 was changed from loop to loop_vinfo.
6916 (vectorizable_operation): Likewise.
6917 (vectorizable_store): Likewise.
6918 (vect_mark_stmts_to_be_vectorized): Likewise.
6919 (vect_do_peeling_for_loop_bound): First argument in call to
6920 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6921 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6922 was changed from loop to loop_vinfo.
6923 (vect_analyze_data_ref_dependences): Third argument in call to
6924 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6926 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6927 (vect_create_data_ref_ptr): Likewise.
6928 (vect_init_vector): Likewise.
6929 (vect_get_vec_def_for_operand): Likewise.
6930 (vectorizable_assignment): Likewise.
6931 (vectorizable_operation): Likewise.
6932 (vectorizable_store): Likewise.
6933 (vectorizable_load): Likewise.
6934 (vect_update_ivs_after_vectorizer): Likewise.
6935 (vect_is_simple_use): Likewise.
6936 (vect_analyze_data_ref_dependence): Likewise.
6937 (vect_analyze_pointer_ref_access): Likewise.
6938 (vect_can_advance_ivs_p): Likewise.
6940 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6941 before _stmt_vec_info.
6942 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6943 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6944 (new_stmt_vec_info): Argument changed from loop structure to
6945 loop_vect_info structure
6947 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6948 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6949 (vect_create_addr_base_for_vector_ref): Likewise.
6950 (vect_analyze_pointer_ref_access): Likewise.
6952 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6955 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6956 phi flag if the phi is abnormal.
6958 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6961 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6962 information for the new statement.
6964 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6967 * gcc.c (main): Include the target in -v output.
6969 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6971 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6972 Do not drop the extend if we'd have to add a paradoxical subreg
6973 later. Include optabs.h and insn-codes.h.
6974 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6976 2005-02-02 Roger Sayle <roger@eyesopen.com>
6979 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6980 * fold-const.c (const_binop): Avoid constant folding floating
6981 point operations in modes that use composite representations.
6982 * simplify-rtx.c (simplify_binary_operation): Likewise.
6984 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6986 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6988 (altivec_dstt): Likewise.
6989 (altivec_dstst): Likewise.
6990 (altivec_dststt): Likewise.
6991 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6994 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6996 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6997 EXPR_LOCUS from orig_cond to the new cond_stmt.
6998 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7001 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7003 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7004 standard_iv_increment_position. Remove call to bsi_next
7005 (no need to bump the iterator anymore).
7006 (vect_create_index_for_vector_ref): Call
7007 standard_iv_increment_position. Remove second function argument.
7008 (vect_finish_stmt_generation): Remove call to bsi_next
7009 (no need to bump the iterator anymore).
7010 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7011 to vect_create_index_for_vector_ref.
7013 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7015 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7016 phis are used out of the loop.
7018 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7021 * c-decl.c (undef_nested_function): New variable.
7022 (pop_scope): Diagnose undefined nested functions.
7023 (finish_function): Don't attempt cgraph processing or genericizing
7024 if current top-level function contained an undefined nested
7025 function. Reset undef_nested_function at the end of a top-level
7028 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7030 * tree.c (build_int_cst_type): Take sign of the value into account
7031 when deciding whether sign extend the value.
7033 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7036 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7037 (cpp_options, cc1_options): Change %{std*&ansi} to
7038 %{std*&ansi&trigraphs}.
7040 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7042 * cse.c: Update comments.
7044 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7046 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7047 arguments go on the stack. Do not put complex doubles in odd/even
7050 2005-02-02 Steven Bosscher <stevenb@suse.de>
7052 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7053 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7054 -ftree-pre, and -fthread-jumps.
7056 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7058 PR tree-optimization/19578
7059 * tree-flow.h (modified_noreturn_calls): Declare.
7060 (noreturn_call_p): Declare.
7061 * tree-flow-inline.h (noreturn_call_p): New function.
7062 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7063 * tree-cfg.c (modified_noreturn_calls): New variable.
7064 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7065 that contain a mid-block noreturn call.
7066 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7068 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7070 * df.c (df_def_record_1, df_uses_record): Don't use
7072 * df.h (DF_FOR_REGALLOC): Remove.
7074 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7077 * c-typeck.c (really_start_incremental_init): Reset
7078 constructor_max_index for arrays of incomplete type.
7080 2005-02-02 Jeff Law <law@redhat.com>
7082 * gcse.c (struct reg_set): Store the block index where the register
7083 was set rather than the setting insn.
7084 (record_one_set, compute_transp): Corresponding changes.
7085 (pre_insert_copy_insn): Do not call replace_one_set.
7086 (replace_one_set): Remove.
7088 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7091 * doc/gcov.texi: Fix typo.
7093 2005-02-01 Richard Henderson <rth@redhat.com
7096 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7097 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7099 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7100 * config/i386/i386-protos.h: Update.
7102 2005-02-01 Steven Bosscher <stevenb@suse.de>
7104 PR tree-optimization/19217
7105 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7106 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7107 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7108 that it is walking a PHI node.
7110 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7112 * doc/extend.texi (Nested Functions): Update.
7114 2005-02-01 Richard Henderson <rth@redhat.com>
7117 * optabs.c (expand_copysign_absneg): Export.
7118 * optabs.h (expand_copysign_absneg): Declare.
7119 * config/rs6000/rs6000.md (copysigntf3): New.
7121 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7123 PR tree-optimization/19633
7124 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7125 * tree-ssa-alias.c (init_alias_info): Initialize.
7126 (merge_pointed_to_info): Set.
7127 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7128 (dump_points_to_info_for): Show value of pt_null.
7129 (struct count_ptr_d): Declare.
7130 (find_ptr_dereference): Remove.
7131 (ptr_is_dereferenced_by): Remove.
7132 (count_ptr_derefs): New local function.
7133 (count_uses_and_derefs): New local function.
7134 (compute_points_to_and_addr_escape): Call it. If the number
7135 of dereferences is greater than zero, mark the pointer as
7136 dereferenced. If there are fewer dereferences than uses of
7137 the pointer, the pointer's value escapes.
7139 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7141 PR tree-optimization/19670
7142 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7144 (verify_use): ... set it here, instead.
7146 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7148 * doc/sourcebuild.texi (Test directives): Fix formatting.
7150 * doc/sourcebuild.texi (Test directives): Describe selector
7153 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7155 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7156 specific 64-bit CPUs.
7158 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7161 * arm.c (arm_eliminable_register): New function.
7162 (adjacent_mem_locations): Don't allow eliminable registers. Use
7163 HOST_WIDE_INT for address offsets.
7164 * arm-protos.h (arm_eliminable_register): Add prototype.
7166 2005-02-01 Steven Bosscher <stevenb@suse.de>
7168 PR optimization/15242
7169 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7170 * basic-block.h (duplicate_computed_gotos): Add prototype.
7171 * bb-reorder.c (duplicate_computed_gotos): New function to
7172 duplicate sufficiently small blocks ending in a computed jump.
7173 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7174 if not optimizing for size.
7175 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7176 never do tail merging for blocks ending in a computed jump.
7177 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7179 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7181 Patch from Richard Sandiford <rsandifo@redhat.com>
7182 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7183 from inheriting a subreg equivalence with a non-spill register.
7185 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7187 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7189 * config/frv/frv.c (movcc_fp_destination_operand): New.
7190 (gpr_or_memory_operand): Fix typo in comment.
7191 (gpr_or_memory_operand_with_scratch): New.
7192 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7193 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7194 movcc_fp_destination_operand.
7195 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7196 Legitimize memory addresses using a scratch register.
7198 2005-01-31 Jeff Law <law@redhat.com>
7200 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7201 bitmap a sparse bitmap instead of a simple bitmap.
7202 (mark_def_sites_initialize_block): Corresponding changes.
7203 (ssa_mark_def_sites_initialize_block): Likewise.
7204 (ssa_mark_phi_uses): Likewise.
7205 (mark_def_site, ssa_mark_def_sites): Likewise.
7206 (mark_def_site_blocks): Likewise.
7207 (rewrite_ssa_into_ssa): Likewise.
7209 * tree-ssa-dom.c (record_cond): Pass correct variable type
7210 for last argument to htab_find_slot_with_hash.
7212 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7213 effects when optimizing 0 % X. Do not try to optimize X % 0.
7215 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7217 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7220 2005-02-01 Eric Christopher <echristo@redhat.com>
7222 * config/mips/mips.c (override_options): Warn if -mint64
7224 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7227 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7229 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7231 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7232 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7233 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7234 (cached_regno): Initialize to INVALID_REGNUM.
7235 (cse_reg_info_table_size,
7236 cse_reg_info_table_first_uninitialized,
7237 cse_reg_info_timestamp): New.
7238 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7240 (init_cse_reg_info, get_cse_reg_info_1): New.
7241 (get_cse_reg_info): Cache the last look-up.
7242 (new_basic_block): Update the code to clear mappings from
7243 registers to cse_reg_info entries.
7244 (cse_main): Call init_cse_reg_info.
7246 * cse.c (get_cse_reg_info): Update a comment.
7248 2005-01-31 Steven Bosscher <stevenb@suse.de>
7251 * c-decl.c (start_decl): Do not warn about arrays of elements with
7252 an incomplete type here.
7253 (grokdeclarator): Do it here by making a pedwarn an error.
7254 * c-typeck.c (push_init_level): If there were previous errors with
7255 the constructor type, do not warn about braces for initializers.
7256 (process_init_element): Likewise for excess initializer elements.
7258 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7260 * cse.c (delete_trivially_dead_insn): Don't iterate.
7262 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7264 * config/rs6000/rs6000.md (copysignsf3): New expand.
7265 (copysigndf3): Likewise.
7267 2005-01-31 Steven Bosscher <stevenb@suse.de>
7269 * recog.c (constrain_operands): Only look for earlyclobber operand
7270 conflicts if an '&' constraint was seen.
7272 2005-01-31 Marc Espie <espie@openbsd.org>
7274 * config.gcc: Don't include embedded systems fragment, switches default
7275 debugging format to ELF.
7276 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7277 longer pick it up there.
7279 2005-01-31 Dale Johannesen <dalej@apple.com>
7281 * doc/extend.texi (nested functions): Fix linkage description.
7282 Clarify that static is not allowed.
7284 2005-01-31 Dale Johannesen <dalej@apple.com>
7286 * config/rs6000/darwin.md (movsf_low_di): Make work.
7287 (movdf_low_di): Make work.
7289 2005-01-31 Dale Johannesen <dalej@apple.com>
7291 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7292 Make work for 64 bit.
7294 2005-01-31 Roger Sayle <roger@eyesopen.com>
7295 Dale Johannesen <dalej@apple.com>
7298 * fold-const.c (fold_binary_op_with_conditional_arg):
7299 Make types match original operands, before STRIP_NOPS.
7301 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7303 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7304 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7305 (struct gcc_sigcontext): Delete. Merge contents to..
7306 (struct gcc_ucontext): ..here.
7307 (get_sigcontext): Delete.
7308 (get_regs): New function, like get_sigcontext but return regs ptr.
7309 64-bit version finds regs from r1 to support vdso.
7310 (ppc_linux_aux_vector): New function.
7311 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7314 2005-01-31 Ira Rosen <irar@il.ibm.com>
7316 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7318 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7319 redundant fold. Fix misalignment for MINUS_EXPR.
7320 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7321 (vect_analyze_pointer_ref_access): Likewise.
7322 (vect_get_memtag_and_dr): Likewise.
7324 2005-01-31 Richard Henderson <rth@redhat.com>
7326 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7327 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7328 absnegdf2_i387, absnegxf2_i387): Likewise.
7330 2005-01-31 Richard Henderson <rth@redhat.com>
7333 * optabs.c (expand_copysign_absneg): New.
7334 (expand_copysign_bit): Split out from ...
7335 (expand_copysign): ... here. Use expand_copysign_absneg.
7337 2005-01-30 Roger Sayle <roger@eyesopen.com>
7340 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7341 constant as the second operand and a register as the third.
7343 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7346 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7347 that dllimport'd functions do not use all call-clobbered registers
7350 2005-01-30 Richard Henderson <rth@redhat.com>
7353 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7354 expand_abs_nojump and generalize. Use operand_subword and
7355 emit_no_conflict_block. Support large modes.
7356 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7358 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7359 negation to subtraction.
7360 (expand_copysign): Check that the format has signed zeros.
7361 Use operand_subword and emit_no_conflict_block. Support large modes.
7363 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7365 Fix PR tree-optimization/19624
7367 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7368 * tree-ssa-pre.c: Add cfgloop.h.
7370 (pre_stats): New member, constified.
7371 (inserted_exprs): New static variable.
7372 (NECESSARY): New macro.
7373 (create_expression_by_pieces): Fold the expression, and
7374 mark it as defaulting to not necessary. Also put in
7376 (fully_constant_expression): New function.
7377 (insert_into_preds_of_block): Modify to not insert phis when we
7378 are playing with induction variables.
7379 Push phis onto the inserted_exprs vector, and mark them as not
7380 necessary by default.
7381 (insert_aux): Call fully_constant_expression on eprime.
7382 If all edges produce the same value, mark it constant.
7383 (mark_operand_necessary): New function.
7384 (remove_dead_inserted_code): New function.
7385 (init_pre): Init loop optimizer to get loop info.
7386 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7387 (execute_pre): Commit edge inserts, then remove dead code.
7389 2005-01-30 Richard Henderson <rth@redhat.com>
7391 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7392 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7394 2005-01-30 Richard Henderson <rth@redhat.com>
7397 * config/i386/i386.c (ix86_expand_copysign): New.
7398 (ix86_split_copysign_const): New.
7399 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7400 rearrange op1/nmask operands.
7401 * config/i386/i386-protos.h: Update.
7402 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7403 (copysigndf3): Likewise.
7404 (copysignsf3_const, copysigndf3_const): New.
7405 (copysignsf3_var): Rename from copysignsf3, split out splitter
7406 and fix split predicate for X constraint.
7407 (copysigndf3_var): Similarly.
7409 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7411 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7412 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7413 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7415 2005-01-29 Richard Henderson <rth@redhat.com>
7418 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7419 of # and * in constraints.
7421 2005-01-29 Richard Henderson <rth@redhat.com>
7424 * expr.c (store_field): Don't strip sub-mode cast when the input
7425 data is even smaller.
7427 2005-01-29 Richard Henderson <rth@redhat.com>
7430 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7433 2005-01-29 Richard Henderson <rth@redhat.com>
7435 * combine.c (make_field_assignment): Fix argument order
7438 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7440 PR tree-optimization/15791
7441 * fold-const.c (extract_array_ref): New function.
7442 (fold): Fold comparisons between &a[i] and &a[j] or
7443 semantically equivalent trees.
7445 2005-01-29 Jeff Law <law@redhat.com>
7447 * gcse.c (insert_expr_in_table): Revamp handling of available
7448 and anticipatable occurrence lists to avoid unnecessary list
7450 (insert_set_in_table): Similarly.
7452 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7454 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7456 (c_build_qualified_type): Build qualified array types with
7457 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7458 * c-decl.c (c_make_fname_decl): Build unqualified array type
7459 before qualified type.
7460 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7461 type is qualified, not just if type itself is. Don't apply
7462 qualifiers to array type when declarator is processed. Apply
7463 qualifiers to field type whether or not it is an array type.
7464 Don't handle array types specially for applying qualifiers to
7466 * c-typeck.c (composite_type): Build unqualified element type and
7467 array type when forming composite of array types.
7468 (common_pointer_type, comptypes, comp_target_types,
7469 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7470 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7472 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7473 (args2) in variables a1 and a2.
7475 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7477 * cse.c (n_elements_made, max_elements_made): Remove.
7478 (insert): Don't touch n_elements_made.
7479 (cse_main): Don't touch n_elements_made or max_elements_made.
7481 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7484 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7485 configuration part of dp-bit.c to be lost.
7487 2005-01-28 Roger Sayle <roger@eyesopen.com>
7489 * expmed.c (expand_mult_highpart_optab): When attempting to use
7490 a non-widening multiplication in a wider mode, the operands need
7491 to be converted (zero or sign extended) to that mode.
7493 2005-01-28 Ian Lance Taylor <ian@airs.com>
7497 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7498 through if both operands fall through.
7500 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7502 * cse.c (fold_rtx) <PC>: Don't optimize.
7504 2005-01-28 Jeff Law <law@redhat.com>
7506 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7507 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7509 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7511 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7512 cse_reg_info_used_list_end): Remove.
7513 (cse_reg_info_list, cse_reg_info_list_free): New.
7514 (get_cse_reg_info): When allocating an instance of
7515 cse_reg_info, add it to the beginning of the cse_reg_info_list
7516 list. Remove code to maintain cse_reg_info_used_list.
7517 (new_basic_block): Reset the free list to the beginning of
7520 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7522 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7523 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7524 (frv_expand_mdpackh_builtin): New function.
7525 (frv_expand_builtin): Use it to expand __MDPACKH.
7526 * doc/extend.texi (__MDPACKH): Update documentation.
7528 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7530 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7531 SSE_FLOAT_MODE_P for use_sse computation.
7533 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7536 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7538 2005-01-27 Richard Henderson <rth@redhat.com>
7540 * builtins.c (expand_builtin_copysign): New.
7541 (expand_builtin): Call it.
7542 * genopinit.c (optabs): Add copysign_optab.
7543 * optabs.c (init_optabs): Initialize it.
7544 (expand_copysign): New.
7545 * optabs.h (OTI_copysign, copysign_optab): New.
7546 (expand_copysign): Declare.
7548 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7549 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7551 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7552 (ix86_expand_fp_absneg_operator): ... here.
7553 (ix86_split_copysign): New.
7554 * config/i386/i386-protos.h: Update.
7555 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7556 (copysignsf3, copysigndf3): New.
7558 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7559 (copysignsf3, ncopysignsf3): New.
7560 (copysigndf3, ncopysigndf3): New.
7561 (copysignxf3, ncopysignxf3): New.
7562 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7564 2005-01-27 Arend Bayer <arend.bayer@web.de>
7565 Kazu Hirata <kazu@cs.umass.edu>
7567 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7568 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7569 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7572 2005-01-27 Jeff Law <law@redhat.com>
7574 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7575 definitions of SSA_NAMEs which are not being rewritten.
7576 (rewrite_ssa_into_ssa): Only initialize the current definition
7577 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7578 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7579 SSA_NAMEs before returning.
7581 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7583 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7584 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7585 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7586 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7587 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7589 2005-01-27 Steven Bosscher <stevenb@suse.de>
7592 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7593 higher to -O2 and higher. Likewise for tree PRE.
7594 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7597 2005-01-27 Ian Lance Taylor <ian@airs.com>
7600 * gimple-low.c (try_catch_may_fallthru): New static function.
7601 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7602 * tree-inline.c (expand_call_inline): Don't warn about reaching
7603 the end of a non-void function being inlined if the function uses
7606 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7608 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7611 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7612 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7613 (implicitly_declare): Handle error_mark_node.
7615 2005-01-27 Richard Henderson <rth@redhat.com>
7618 * tree.h (struct tree_decl): Add debug_expr_is_from.
7619 (DECL_DEBUG_EXPR_IS_FROM): New.
7620 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7621 * dwarf2out.c (dwarf2out_var_location): Update to match.
7622 * tree-outof-ssa.c (create_temp): Likewise.
7623 * var-tracking.c (track_expr_p): Likewise.
7624 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7625 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7626 * toplev.c (default_tree_printer): Likewise.
7628 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7630 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7631 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7633 2005-01-27 Steven Bosscher <stevenb@suse.de>
7635 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7636 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7637 ASM_CLOBBERS): Add tree checks.
7639 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7640 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7641 * c-common.def (SWITCH_STMT): Update to match.
7642 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7643 macros instead of SWITCH_EXPR ones.
7644 * c-dump.c (c_dump_tree): Likewise.
7645 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7646 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7648 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7650 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7652 * unwind-dw2.c (execute_stack_op): Add missing cases for
7653 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7655 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7657 * config.gcc (Obsolete configurations): Remove 'dummy', add
7658 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7661 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7663 PR tree-optimization/19633
7664 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7666 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7667 are no call-clobbered variables.
7668 * tree-outof-ssa.c (check_replaceable): Return false for calls
7671 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7673 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7674 even for variables with NULL DECL_INITIAL.
7676 2005-01-26 Stuart Hastings <stuart@apple.com>
7678 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7680 2005-01-26 Richard Henderson <rth@redhat.com>
7683 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7685 * expr.c (store_field): Strip conversions to odd-bit-sized types
7686 if the destination field width matches.
7688 2005-01-26 Richard Henderson <rth@redhat.com>
7690 * c-decl.c, expmed.c, expr.c: Revert last change.
7692 2005-01-26 Richard Henderson <rth@redhat.com>
7695 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7697 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7698 if we don't need the bits above those present in the current mode.
7699 * expr.c (store_field): Strip conversions to odd-bit-sized types
7700 if the destination field width matches.
7702 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7704 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7705 either -ffast-math or -funsafe-math-optimizations is in use.
7707 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7711 * config/avr/avr.c (notice_update_cc): Only set condition code for
7712 ashrqi3 if shift count > 0.
7713 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7714 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7715 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7716 count <= 0 as a no-op, and shift count >= width by copying zero
7717 or sign bit to all bits of the result.
7718 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7719 count, with attribute "length" set to 0 and "cc" set to "none".
7721 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7723 * doc/invoke.texi: Document -mTLS.
7725 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7726 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7727 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7728 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7729 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7730 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7731 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7732 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7734 * configure.ac: Check for a TLS capable gas.
7736 * configure: Regenerate.
7738 2005-01-26 Richard Henderson <rth@redhat.com>
7741 * combine.c (make_field_assignment): Simplify store to zero_extract
7742 from a source with an overlapping mask.
7744 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7746 2004-11-11 Eric Christopher <echristo@redhat.com>
7748 * config/frv/frv.md: Add fr400_integer automaton. Don't
7749 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7752 2005-01-26 Steven Bosscher <stevenb@suse.de>
7755 * cfgbuild.c (make_edges): Do not clear or set
7756 current_function_has_computed_jump.
7757 * function.h (struct function): Remove the has_computed_jump field.
7758 (current_function_has_computed_jump): Do not define.
7759 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7760 in a computed jump. Ignore current_function_has_computed_jump.
7762 2005-01-26 Richard Henderson <rth@redhat.com>
7765 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7766 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7768 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7769 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7770 objects into static storage if they have more than one non-zero value.
7771 * tree.h (categorize_ctor_elements): Update decl.
7773 2005-01-26 Steven Bosscher <stevenb@suse.de>
7776 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7777 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7778 to this function from 2004-07-10.
7779 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7780 the current function for tail call optimizations if the address
7781 of one of it its arguments is taken.
7783 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7785 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7787 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7789 * function.c (expand_function_end): If current_function_calls_alloca,
7790 emit stack restore in a place that is reached when the function falls
7793 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7795 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7796 rule to avoid matching inappropriate suffix rule.
7798 2005-01-26 Jan Hubicka <jh@suse.cz>
7800 PR tree-optimization/19241
7801 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7803 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7805 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7806 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7808 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7809 <sim*>: Always use crt1.o, regardless of N in simN.
7810 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7811 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7812 (CRT_CALL_STATIC_FUNCTION): Remove.
7813 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7814 use crt1.o, regardless of N in simN.
7815 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7816 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7817 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7818 case isystem setting.
7819 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7821 2005-01-25 Ian Lance Taylor <ian@airs.com>
7823 * gimple-low.c (block_may_fallthru): Correct handling of
7824 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7826 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7828 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7829 handlers to match indentation; nested under the mtune=* handler.
7830 Similar for mcpu= and march=.
7832 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7834 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7835 * config/mips/linux64.h (LIB_SPEC): Likewise.
7836 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7837 * config/sh/linux.h (LIB_SPEC): Likewise.
7839 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7841 * config/frv/frv.c (frv_legitimize_tls_address): New.
7842 (TARGET_HAVE_TLS): Define.
7843 (FRV_SYMBOL_REF_TLS_P): Define.
7844 (frv_override_options): Handle new register classes.
7845 (frv_legitimate_address_p): Reject tls addresses.
7846 (frv_legitimize_address): Handle TLS addresses.
7847 (gen_inlined_tls_plt): New.
7849 (frv_legitimize_tls_address): New.
7850 (unspec_got_name): Add TLS entries.
7851 (got12_operand): Add R_FRV_TLSMOFF12 case.
7852 (frv_emit_move): Fixup TLS addresses.
7853 (frv_emit_movsi): Legitimize TLS addresses.
7855 * config/frv/frv.h (MASK_BIG_TLS): New.
7856 (TARGET_BIG_TLS): New.
7857 (HAVE_AS_TLS): Define.
7858 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7859 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7860 (REG_CLASS_NAMES): Same.
7861 (REG_CLASS_CONTENTS): Same.
7862 (CONSTRAINT_LEN): New.
7863 (REG_CLASS_FROM_CONSTRAINT): New.
7864 (PREDICATE_CODES): Add symbolic_operand.
7866 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7867 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7868 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7869 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7870 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7871 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7872 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7873 GR9_REG, GR14_REG, LRREG.
7874 (type): Add load_or_call attribute.
7875 ("load_or_call"): New reservation.
7876 ("call_gettlsoff"): New.
7877 ("tls_indirect_call"): New.
7878 ("tls_load_gottlsoff12"): New.
7879 ("tlsoff_hilo"): New.
7880 ("tls_tlsdesc_ldd"): New.
7881 ("tls_tlsoff_ld"): New.
7884 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7886 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7888 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7889 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7890 * config/frv/frv.c (TLS_BIAS): Define.
7891 (frv_output_dwarf_dtprel): New.
7893 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7895 PR rtl-optimization/19579
7896 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7897 both A and B, see if they don't clobber registers the other expr uses.
7899 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7901 * real.c (do_add): Initialize signalling and canonical members.
7903 * real.c (real_from_integer): Zero out destination.
7905 2005-01-18 Jan Hubicka <jh@suse.cz>
7907 PR tree-optimize/19337
7908 * tree-inline.c (initialize_inlined_parameters): Copy
7909 saved_static_chain_decl only.
7911 2005-01-25 Richard Henderson <rth@redhat.com>
7915 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7916 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7917 80387 enabled, to return a proper subclass. Return the subset that
7918 overlaps with GENERAL_REGS for PLUS.
7919 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7921 2005-01-25 Richard Henderson <rth@redhat.com>
7924 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7926 2005-01-25 Roger Sayle <roger@eyesopen.com>
7928 * expmed.c (choose_multiplier): Change interface to return the
7929 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7930 (expand_divmod): Update calls to choose_multiplier.
7932 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7935 * expmed.c (extract_bit_field): Use adjust_address instead of
7936 gen_lowpart when op0 is a MEM.
7938 2005-01-24 Steven Bosscher <stevenb@suse.de>
7940 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7942 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7944 * config/mips/irix-csr.c: New file.
7945 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7946 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7947 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7950 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7953 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7954 sparc/elf.h, add sparc/sp-elf.h.
7955 (sparc-*-rtems*): Likewise.
7956 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7957 tm-dwarf2.h, add sparc/sp-elf.h.
7958 (sparc86x-*-elf): Likewise.
7959 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7960 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7961 TARGET_OS_CPP_BUILTINS.
7962 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7963 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7965 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7966 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7967 (SWITCH_TAKES_ARG): Likewise.
7968 (LOCAL_LABEL_PREFIX): Likewise.
7969 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7970 (TARGET_N_FORMAT_TYPES): Delete.
7971 (TARGET_FORMAT_TYPES): Likewise.
7972 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7973 * config/sparc/elf.h: Delete.
7974 * config/sparc/sp-elf.h: New file.
7976 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7978 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7979 * tree-flow.h: Remove the corresponding prototype.
7980 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7981 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7983 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7986 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7987 for AIX ABI or ELF -fPIC.
7988 (rs6000_emit_load_toc_table): Don't create toc_section here.
7989 (rs6000_xcoff_file_start): Nor here.
7991 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7993 * sh.c (ra.h): Don't #include.
7994 (hard_regs_intersect_p): New function, resurrected from ra.c.
7996 * sh.c: Fix 1996 Copyright.
7998 2005-01-24 Richard Henderson <rth@redhat.com>
7999 Aldy Hernandez <aldyh@redhat.com>
8001 * regrename.c (note_sets): Handle subregs.
8003 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8006 * genconditions.c (write_header, write_conditions): Elide file if
8009 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8011 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8012 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8015 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8017 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8018 expand_builtin_printf, expand_builtin_fprintf,
8019 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8020 checking against POINTER_TYPE.
8021 (validate_arglist): Handle POINTER_TYPE code by checking
8024 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8026 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8028 (for_each_rtx): Call for_each_rtx_1.
8029 * rtl.h (init_rtlanal): Declare.
8030 * toplev.c (backend_init): Call init_rtlanal.
8032 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8034 * flow.c (propagate_one_insn): Formatting.
8037 * flow.c (libcall_dead_p): Be more conservative if unsure.
8038 If there are any instructions between insn and call, see if they are
8039 all dead before saying the libcall is dead.
8041 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8043 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8044 operand constraint for operand 0.
8046 2005-01-23 Richard Henderson <rth@redhat.com>
8049 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8050 edges leading to join block.
8052 2005-01-23 Roger Sayle <roger@eyesopen.com>
8054 * expmed.c (expand_mult_highpart): Make static. Change type of
8055 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8056 (expand_divmod): Updates calls to expand_mult_highpart by using
8057 gen_int_mode to pass a CONST_INT rtx.
8058 * rtl.h (expand_mult_highpart): Remove prototype.
8060 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8062 * flow.c (regset_bytes, regset_size): Remove.
8064 * cfganal.c: Fix a reference to Harvey's paper.
8066 2005-01-23 Steven Bosscher <stevenb@suse.de>
8068 PR rtl-optimization/19464
8069 * tree-optimize.c (init_tree_optimization_passes): Add one more
8070 copyrename pass just before out-of-ssa.
8072 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8075 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8076 * ggc-none.c (ggc_free): Define.
8078 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8080 * cse.c (max_reg, max_insn_uid): Remove.
8081 (cse_main): Don't access max_reg or max_insn_uid.
8083 * c-common.c (explicit_flag_signed_bitfields,
8084 lang_statement_code_p, lang_expand_function_end): Remove.
8085 * c-common.h: Remove the corresponding declarations.
8086 * c-opts.c (c_common_handle_option): Remove all write access
8087 to explicit_flag_signed_bitfields.
8089 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8090 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8091 * cgraph.h: Remove the corresponding declaration.
8093 * gcse.c (null_pointer_info): Remove.
8095 2005-01-23 Roger Sayle <roger@eyesopen.com>
8096 Eric Botcazou <ebotcazou@libertysurf.fr>
8098 * combine.c (simplify_logical): Only simplify logical expressions
8099 of the form ior(and(x,y),z) by the inverse distributive law if the
8100 result is cheaper than the original.
8102 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8104 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8105 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8106 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8107 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8108 config/freebsd-spec.h, config/arm/arm.h,
8109 config/h8300/h8300.md, config/i386/i386.md,
8110 config/i386/predicates.md, config/i386/sse.md,
8111 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8112 config/vax/vax.md: Fix comment typos. Follow spelling
8115 2005-01-23 Steven Bosscher <stevenb@suse.de>
8117 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8118 tests, instead of `less than'.
8120 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8122 * function.c (assign_parm_setup_block): When creating a new stack slot
8123 for a parameter, get its alignment from the parameter's DECL_ALIGN
8124 rather than the type's TYPE_ALIGN. Make sure that the parameter
8125 is at least word aligned.
8127 2005-01-22 Roger Sayle <roger@eyesopen.com>
8130 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8132 2005-01-22 Richard Henderson <rth@redhat.com>
8135 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8136 in both compare operands.
8137 (movdfcc_1_sse_max): Likewise.
8138 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8139 (movdfcc_1_sse): Likewise.
8140 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8141 scratch register as needed.
8143 2005-01-22 Richard Henderson <rth@redhat.com>
8145 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8147 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8149 2005-01-22 Richard Henderson <rth@redhat.com>
8151 * genopinit.c (optabs): Use smin/smax for floating point too.
8152 * doc/md.texi: Update to match. Clarify that floating point
8153 results are undefined for +0/-0 and NaN.
8154 * doc/rtl.texi: Likewise.
8155 * rtl.def (SMIN, SMAX): Likewise
8156 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8158 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8159 leading 's' to the name.
8160 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8161 smaxxf3, sminxf3): Likewise.
8162 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8165 2005-01-22 Paul Brook <paul@codesourcery.com>
8167 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8169 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8171 * config/s390/s390.c (struct processor_costs): New fields
8172 dlgr, dlr, dr, dsgfr, dsgr.
8173 (z900_cost, z990_cost): Values for new fields.
8174 (s390_rtx_costs): New cases MEM und COMPARE in switch
8175 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8176 DIV, MOD, UDIV, UMOD.
8178 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8180 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8181 into the register being decremented.
8182 ("doloop_si31", "doloop_di"): Likewise.
8183 ("*doloop_si_long"): Adapt pattern.
8185 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8187 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8189 (CLASS_MAX_NREGS): Likewise.
8191 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8193 * doc/tree-ssa.texi (Statement Operands): Add example for new
8194 must-def macro. Note deprecation of old operands interface.
8196 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8198 PR tree-optimization/19484
8199 * tree-cfg.c (remove_fallthru_edge): New function.
8200 (cleanup_control_flow): Remove fallthru edges from calls that are
8201 now known not to return.
8203 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8205 Fix PR tree-optimization/19038
8206 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8207 copies with loop variant ones.
8209 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8211 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8212 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8213 config/alpha/alpha.md, config/alpha/predicates.md,
8214 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8215 config/sparc/sol2.h: Update copyright.
8217 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8218 first label to see if it is a nonlocal label.
8220 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8221 Andrew Pinski <pinskia@physics.uc.edu>
8224 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8225 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8227 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8229 * config/rs6000/rtems.h: Update copyright.
8231 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8234 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8235 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8236 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8238 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8241 * c-typeck.c (convert_arguments): Check for error_mark_node.
8243 2005-01-21 Ian Lance Taylor <ian@airs.com>
8245 PR tree-optimization/13000
8246 * tree-inline.c: Include "tree-flow.h".
8247 (expand_call_inline): If warn_return_type, warn if non-void inline
8248 function falls through.
8249 * tree-cfg.c (execute_warn_function_return): Don't warn about
8250 control reaching end if TREE_NO_WARNING is set. Set
8252 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8254 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8255 branch if we don't need one.
8256 * c-typeck.c: Include "tree-flow.h"
8257 (c_finish_bc_stmt): Don't add a goto if the current statement
8258 list doesn't fall through to the current point.
8260 2005-01-21 Roger Sayle <roger@eyesopen.com>
8262 PR rtl-optimization/576
8263 * real.c (real_arithmetic): Change return type from void to bool
8264 to return an indication that the result may be inexact.
8265 * real.h (real_arithmeric): Update prototype.
8266 * fold-const.c (const_binop): Don't constant fold floating
8267 point expressions when the user specifies -frounding-math and
8268 the result may depend upon the run-time rounding mode.
8269 (fold_convert_const_real_from_real): Clean-up.
8270 (fold_initializer): Ignore flag_rounding_math for initializers.
8271 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8272 constant fold FP operations with flag_rounding_math if the
8273 result may depend upon the run-time rounding mode.
8275 2005-01-21 Tom Tromey <tromey@redhat.com>
8277 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8279 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8281 * tree-cfg.c: Fix comment typos.
8283 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8285 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8286 around the call to rest_of_handle_branch_target_load_optimize.
8288 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8290 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8291 (sparc64-*-openbsd*): Likewise.
8292 (sparclite-*-elf*): Include tm-dwarf2.h.
8293 (sparc86x-*-elf*): Likewise.
8294 (sparc64-*-elf*): Likewise.
8295 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8296 (DBX_DEBUGGING_INFO): Likewise.
8297 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8298 (PREFERRED_DEBUGGING_TYPE): Likewise.
8299 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8300 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8301 (PREFERRED_DEBUGGING_TYPE): Likewise.
8302 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8303 (PREFERRED_DEBUGGING_TYPE): Likewise.
8304 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8306 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8309 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8311 2005-01-20 Paul Brook <paul@codesourcery.com>
8313 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8315 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8317 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8318 label is first in a sequence of labels.
8320 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8322 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8323 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8325 * doc/sourcebuild.texi (Test Directives): New.
8327 2005-01-20 Roger Sayle <roger@eyesopen.com>
8329 * real.c (real_floor): Don't leave the result uninitialized when
8330 mode is VOIDMode, but return the unrounded intermediate value.
8331 (real_ceil): Likewise.
8333 2005-01-20 Paul Brook <paul@codesourcery.com>
8335 * config/arm/arm.md (insv): Use gen_int_mode.
8337 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8339 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8340 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8341 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8342 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8343 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8345 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8348 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8349 fbreg, so we have to assume we can't.
8350 (loc_descriptor_from_tree_1): Ditto.
8351 (containing_function_has_frame_base): New function.
8352 (add_location_or_const_value_attribute): Use it.
8353 Also try to generate a frame_base from a single element location
8356 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8358 PR tree-optimization/15349
8359 * timevar.def (TV_TREE_MERGE_PHI): New.
8360 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8362 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8363 calls to tree_forwarder_block_p.
8364 (remove_forwarder_block_with_phi, merge_phi_nodes,
8365 gate_merge_phi, pass_merge_phi): New.
8366 * tree-optimize.c (init_tree_optimization_passes): Add
8368 * tree-pass.h: Add an extern for pass_merge_phi;
8370 2005-01-20 Richard Henderson <rth@redhat.com>
8373 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8374 (_mm_castps_pd, _mm_castps_si128): New.
8375 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8377 2005-01-20 Richard Henderson <rth@redhat.com>
8380 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8381 __builtin_ia32_vec_init_v2si.
8382 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8383 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8384 (ix86_init_mmx_sse_builtins): Create it.
8385 (ix86_expand_builtin): Expand it.
8386 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8387 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8388 (vec_extractv2si_0, vec_extractv2si_1): New.
8390 2005-01-20 Richard Henderson <rth@redhat.com>
8393 * config/i386/i386.c (ix86_expand_push): New.
8394 * config/i386/mmx.md (push<MMXMODE>1): New.
8395 * config/i386/sse.md (push<SSEMODE>1): New.
8396 * config/i386/i386-protos.h: Update.
8398 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8400 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8403 2005-01-20 Richard Henderson <rth@redhat.com>
8405 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8406 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8408 2005-01-19 Richard Henderson <rth@redhat.com>
8411 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8412 to V4SFmode in SSE1 fallback load path.
8414 2005-01-19 Richard Henderson <rth@redhat.com>
8416 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8417 in QImode expansion to ix86_expand_vector_set.
8418 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8420 2005-01-19 Richard Henderson <rth@redhat.com>
8423 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8424 subclass of the input class.
8425 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8426 Always true for cross-SSE1 classes. Rationalize conditionals.
8427 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8428 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8429 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8430 (movdi_2): Add MMX/SSE zeros.
8431 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8432 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8433 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8434 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8435 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8436 (zero_extendsidi2_rex64_1): Remove.
8437 (MOV0 peephole): Check GENERAL_REG_P.
8439 2005-01-19 Richard Henderson <rth@redhat.com>
8442 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8444 (ix86_expand_vector_extract): Likewise.
8446 2005-01-19 Richard Henderson <rth@redhat.com>
8449 * expr.c (emit_move_change_mode): New argument force; use
8450 simplify_gen_subreg if true.
8451 (emit_move_via_alt_mode): Merge into ...
8452 (emit_move_via_integer): ... here.
8453 (emit_move_ccmode): Use emit_move_change_mode directly.
8455 2005-01-19 Richard Henderson <rth@redhat.com>
8458 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8459 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8460 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8462 (alpha_emit_set_const): Likewise. Make static.
8463 (alpha_emit_set_long_const): Make static.
8464 (alpha_extract_integer): Split out from alpha_expand_mov.
8465 (alpha_split_const_mov): Likewise.
8466 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8467 (alpha_legitimate_constant_p): New.
8468 * config/alpha/alpha-protos.h: Update.
8469 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8470 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8471 * config/alpha/alpha.md (movsi): Add n alternative.
8472 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8473 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8474 (splitters for all of the above): Use alpha_split_const_mov.
8475 * config/alpha/predicates.md (non_add_const_operand): New.
8476 (non_zero_const_operand): New.
8477 (input_operand): Use alpha_legitimate_constant_p after reload.
8479 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8481 PR tree-optimization/19038
8482 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8483 (add_candidate): Add ivs with increment in latch only if
8484 allow_ip_end_pos_p is true.
8485 (determine_iv_cost): Use empty_block_p.
8487 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8489 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8490 (compute_dominance_frontiers): Ditto.
8492 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8495 * config/sh/t-rtems: New.
8496 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8498 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8500 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8501 the offset of the selected field.
8503 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8505 * tree-cfg.c (remove_forwarder_block): Fix the check to
8506 prevent a nonlocal label from appearing in the middle of a
8509 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8511 PR rtl-optimization/19462
8512 * reorg.c (find_end_label): Create return insn only if
8513 current_function_epilogue_delay_list is empty.
8515 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8517 * doc/passes.texi: Remove paragraph mentioning new-ra.
8519 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8521 PR rtl-optimization/15139
8522 * combine.c: Include params.h.
8523 (count_rtxs): New function.
8524 (record_value_for_reg): If replace_rtx would replace at least
8525 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8526 (clobber (const_int 0)) instead of TEM.
8527 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8528 * params.h (MAX_LAST_VALUE_RTL): New.
8529 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8530 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8533 * c-typeck.c (digest_init): Only call build_vector if all constructor
8534 elements are *_CST nodes.
8535 * gimplify.c (gimplify_init_constructor): Likewise.
8538 * c-typeck.c (digest_init): Only call build_vector if inside_init
8541 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8543 * toplev.c (init_asm_output): Remove dead #ifdef.
8545 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8547 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8549 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8551 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8552 accessing DECL_FUNCTION_CODE.
8553 * dojump.c (do_jump): Likewise.
8554 * gimplify.c (gimplify_call_expr): Likewise.
8555 * predict.c (expr_expected_value): Likewise.
8556 (strip_builtin_expect): Likewise.
8557 * tree-inline.c (estimate_num_insns_1): Likewise.
8558 * tree-ssa-loop-im.c (stmt_cost): Likewise
8559 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8560 (tree_expr_nonnegative_p): Likewise.
8562 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8564 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8565 variant of the load_pcrel_sym pattern.
8566 * config/sparc/sparc.md (P macro): Move to the top.
8567 (load_pcrel_sym): Macroize using P.
8568 (save_register_window): Likewise.
8570 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8572 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8575 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8578 * c-typeck.c (build_asm_expr): Strip nops off
8579 input memory operands.
8581 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8583 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8584 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8585 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8586 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8588 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8591 * config/i386/i386.c (override_options): If the 80387 is disabled,
8592 then do not return FP values using FP registers.
8594 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8596 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8597 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8598 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8599 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8600 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8601 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8602 output.h, postreload-gcse.c, postreload.c, recog.c,
8603 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8604 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8605 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8606 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8607 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8608 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8609 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8610 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8612 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8613 config/alpha/alpha.c, config/arm/vfp.md,
8614 config/i386/emmintrin.h, config/i386/i386-modes.def,
8615 config/i386/i386-protos.h, config/i386/i386.h,
8616 config/i386/pmmintrin.h, config/i386/ppro.md,
8617 config/i386/predicates.md, config/i386/xmmintrin.h,
8618 config/i860/i860.c, config/ia64/ia64-modes.def,
8619 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8620 config/ia64/ia64.md, config/ia64/itanium1.md,
8621 config/ia64/itanium2.md, config/ia64/predicates.md,
8622 config/iq2000/iq2000.h, config/mips/linux64.h,
8623 config/rs6000/aix41.h, config/rs6000/aix43.h,
8624 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8625 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8626 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8627 config/sparc/linux64.h, config/sparc/litecoff.h,
8628 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8629 config/sparc/sparc.h, config/sparc/sparc.md,
8630 config/sparc/sysv4-only.h: Update copyright.
8632 2005-01-18 Richard Henderson <rth@redhat.com>
8635 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8637 2005-01-18 Marc Espie <espie@openbsd.org>
8638 * config/i386/openbsdelf.h: Typo.
8640 2005-01-18 Richard Henderson <rth@redhat.com>
8642 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8643 special case for sse.
8644 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8646 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8648 * tree-inline.c (estimate_num_insns_1): Added cases for
8649 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8651 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8653 PR rtl-optimization/19296
8654 * combine.c (simplify_comparison): Rewrite the condition under
8655 which a non-paradoxical SUBREG of a PLUS can be lifted when
8656 compared against a constant.
8658 2005-01-18 Andi Kleen <ak@muc.de>
8660 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8661 * c.opt (-Wpointer-sign): Add.
8662 * doc/invoke.texi: (-Wpointer-sign): Add.
8664 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8666 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8667 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8668 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8669 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8670 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8671 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8672 for TARGET_MIX_SSE_I387.
8673 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8674 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8675 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8676 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8677 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8678 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8679 TARGET_MIX_SSE_I387.
8680 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8683 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8686 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8687 Add movaps alternative for xmm reg->reg move.
8689 2005-01-17 Jeff Law <law@redhat.com>
8691 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8692 at the end of the main DOM loop rather than just before DOM exits.
8694 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8696 PR tree-optimization/19121
8697 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8698 adding aliases to a name tag, also add them to the pointer's
8700 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8701 sensitive alias info at all. Only check that the two pointers
8702 have compatible pointed-to sets.
8703 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8704 a pointer's type tag is a superset of the alias set of the
8707 2005-01-17 James E Wilson <wilson@specifixinc.com>
8710 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8711 comment to document why.
8713 2005-01-17 Richard Henderson <rth@redhat.com>
8715 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8716 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8717 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8718 sse2_vmsminv2df3_finite): New.
8719 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8720 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8721 Force op1 into register.
8723 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8725 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8726 bubblestrap from always rebuilding build directory.
8728 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8730 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8731 ("*cmpmem_short"): Likewise.
8733 2005-01-17 Steven Bosscher <stevenb@suse.de>
8735 * basic-block.h: Document BB_* flags.
8736 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8737 use an sbitmap instead.
8738 * sched-rgn.c (compute_trg_info): Likewise.
8740 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8742 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8743 redundant target_cpu_default and extra_parts lines. Use the default
8745 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8746 (SUBTARGET_EXTRA_SPECS): Delete.
8747 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8748 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8749 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8750 and "n32" for -mabi=n32.
8752 2005-01-17 Ian Lance Taylor <ian@airs.com>
8755 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8756 fold constant variables into initial values.
8758 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8760 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8762 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8763 through the statements backward.
8765 2005-01-17 Ian Lance Taylor <ian@airs.com>
8767 PR middle-end/13127:
8768 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8769 a variable set to the return value of the inlined function.
8771 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8773 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8774 when modes are tieable.
8776 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8778 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8779 of pthread_create to find out if threads are enabled.
8780 * gthr-posix95.h (__gthread_active_p): Likewise.
8782 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8784 * common.opt (-fnew-ra): Remove.
8786 * toplev.h (flag_new_regalloc): Remove.
8787 * Makefile.in (ra*.*): Don't mention.
8788 * passes.c (rest_of_handle_new_regalloc): Remove.
8789 (rest_of_handle_combine, rest_of_compilation): Always consider
8790 flag_new_regalloc as false.
8791 * doc/invoke.texi: Don't document -fnew-ra.
8793 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8795 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8796 last parameter to reg_scan.
8797 * loop.c (loop_optimize): Likewise.
8798 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8799 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8800 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8801 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8802 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8803 * regclass.c (reg_scan): Likewise, for the declaration.
8804 * rtl.h (reg_scan): Likewise, for the prototype.
8806 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8808 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8809 mark_dfs_back_edges.
8811 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8813 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8814 (compute_avail): Uses don't go in tmp_gen.
8816 2005-01-16 Steven Bosscher <stevenb@suse.de>
8818 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8819 loop to look for a free slot in a page entry.
8821 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8824 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8825 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8826 just before targetm.asm_out.file_end.
8827 * tree.h (process_pending_assemble_output_defs): Declare.
8828 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8830 (assemble_alias): Defer generation of assembly code for defines when
8831 TARGET_DEFERRED_OUTPUT_DEFS is true.
8832 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8833 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8834 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8836 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8839 * pa.c (pa_scalar_mode_supported_p): New function.
8840 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8841 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8843 * pa-protos.h (prefetch_operand): Delete.
8844 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8845 * pa.c (prefetch_operand): Delete.
8846 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8847 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8848 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8849 and prefetch_nocc_operand.
8850 * pa.md (prefetch): Rework to avoid reload problems handling short
8851 displacements when a cache control completer needs to be provided.
8852 (prefetch_32, prefetch_64): Delete.
8853 (prefetch_cc, prefetch_nocc): New patterns.
8855 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8857 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8859 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8862 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8863 exceeds maximum alignment for global common data.
8864 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8865 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8867 2004-01-15 Roger Sayle <roger@eyesopen.com>
8869 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8871 2004-01-15 Roger Sayle <roger@eyesopen.com>
8873 * harg-reg-set.h (reg_class_names): Prototype global array.
8874 * regclass.c (reg_class_names): Declare here and initialize to
8876 (dump_regclass): Remove local declaration of reg_class_names.
8877 (regclass): Likewise.
8878 * cfg.c (dump_flow_info): Likewise.
8879 * ra-debug.c (reg_class_names): Likewise.
8880 * regrename.c (reg_class_names): Likewise.
8881 * reload.c (reg_class_names): Likewise.
8882 * reload1.c (spill_failure): Likewise.
8883 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8885 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8887 * config/s390/s390.md ("reload_outti"): Remove predicate for
8888 output operand. Abort if operand is not a MEM.
8889 ("reload_outdi", "reload_outdf"): Likewise.
8891 2005-01-15 Marc Espie <espie@openbsd.org>
8893 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8894 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8895 * config/openbsd.h: Fix C++ includes for native configurations.
8896 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8897 Add trampoline support.
8898 * config/i386/openbsdelf.h: New.
8900 2005-01-15 Marc Espie <espie@openbsd.org>
8902 * collect2.c (main): Explicitly parse -dynamic-linker option.
8904 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8906 PR tree-optimization/19060
8907 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8908 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8909 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8910 and handle extract_range_from_cond returning false.
8911 * fold-const.c (fold): Optimize comparisons with min/max even for
8912 width > HOST_BITS_PER_WIDE_INT.
8914 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8916 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8917 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8918 Remove little endian multilib variants.
8919 Add mips32 multilib variant.
8921 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8923 * explow.c (copy_all_reg, stabilize): Remove.
8924 * expr.h: Remove the corresponding prototypes.
8926 * rtlanal.c (regs_set_between_p): Remove.
8927 * rtl.h: Remove the corresponding prototype.
8929 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8931 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8932 to rs6000_nonimmediate_operand.
8933 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8934 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8935 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8936 rs6000_nonimmediate_operand.
8937 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8938 rs6000_nonimmediate_operand.
8940 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8942 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8944 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8946 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8948 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8949 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8951 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8952 (rs6k_nonimmediate_operand): New.
8953 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8955 (legitimate_lo_sum_address_p): Same.
8956 (rs6000_legitimize_address): Same.
8957 (rs6000_legitimize_reload_address): Same.
8958 (rs6000_legitimate_address): Same.
8959 (spe_build_register_parallel): Pass DF and DC modes in a DI
8962 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8963 to rs6k_nonimmediate_operand.
8965 * config/rs6000/spe.md ("*frob_df_di"): New.
8966 ("*frob_di_df"): New.
8967 ("*frob_di_df_2"): New.
8968 ("*mov_sidf_e500_subreg0"): New.
8969 ("*mov_sidf_e500_subreg4"): New.
8970 ("*movdf_e500_double"): Change predicate to
8971 rs6k_nonimmediate_operand.
8973 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8975 * postreload.c (move2add_note_store): Only call
8976 trunc_int_for_mode on scalar integers.
8978 2005-01-14 Steven Bosscher <stevenb@suse.de>
8980 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8981 replace BB_VISITED uses.
8982 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8983 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8984 (tree_dce_done): Free visited_control_parents.
8985 (perform_tree_ssa_dce): Allocate and clear it.
8986 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8987 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8988 instead of BB_VISITED.
8990 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8992 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8993 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8994 Remove unused prototypes.
8996 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8998 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8999 64-bit register usage.
9000 (spe_func_has_64bit_regs_p): Add FIXME note.
9002 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9004 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9005 flag_finite_math_only with flag_unsafe_math_optimizations.
9007 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9009 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9011 (__tpf_eh_return): Copy TPF private stack area from the module
9012 boundary stack frame. Add check for when module addresses are
9013 equal, but no stub address is found.
9015 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9018 * arm.h (struct machine_function): Add call_via field.
9019 (thumb_call_via_label): Declare.
9020 * arm.c (thumb_call_via_label): New variable.
9021 (thumb_call_reg_needed): New variable.
9022 (arm_output_function_epilogue): For Thumb code, output any per-function
9023 call-indirect trampolines.
9024 (thumb_call_via_reg): New function.
9025 (arm_file_end): New function.
9026 (TARGET_ASM_FILE_END): Call arm_file_end.
9027 (aof_file_end): Likewise.
9028 * arm-protos.h (thumb_call_via_reg): Declare.
9029 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9030 thumb_call_via_reg in normal case.
9032 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9035 PR rtl-optimization/19348
9036 * recog.c (peephole2_optimize): Do global life update if some peephole
9037 decides it doesn't need at least one of its inputs and that change
9038 influences liveness at the start of the basic block.
9040 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9041 arguments instead of 1.
9043 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9046 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9047 zero for nested functions needing a static chain or functions
9048 with a non-constant address.
9050 2005-01-13 Roger Sayle <roger@eyesopen.com>
9052 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9053 (and (sign_extend X) C) into (zero_extend (and X C)).
9055 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9057 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9059 2005-01-13 Richard Henderson <rth@redhat.com>
9064 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9065 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9066 not just TARGET_SSE.
9067 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9068 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9069 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9070 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9071 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9072 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9073 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9074 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9075 (movdicc_c_rex64): Rename with '*'.
9076 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9077 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9078 (movsfcc_1_387): Rename from movsfcc_1.
9079 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9080 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9081 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9082 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9083 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9084 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9085 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9086 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9087 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9088 sse_movdfcc_const0_4): Remove.
9089 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9090 recognize min/max early. Update for changed sse cmove patterns.
9091 (ix86_split_sse_movcc): New.
9092 * config/i386/i386-protos.h: Update.
9094 2005-01-13 Steven Bosscher <stevenb@suse.de>
9096 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9097 (fix_stmt_v_may_defs): Likewise.
9099 2005-01-13 Richard Henderson <rth@redhat.com>
9101 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9102 for converting the mask.
9104 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9106 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9109 2005-01-13 Richard Henderson <rth@redhat.com>
9111 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9112 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9113 IX86_BUILTIN_MOVDQ2Q): Remove.
9114 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9115 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9116 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9118 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9119 (sse2_pextrw): Fix immediate constraint.
9120 (sse2_loadq, sse2_loadq_rex64): Remove.
9121 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9122 Use __builtin_ia32_vec_ext_<size>.
9123 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9125 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9127 * function.c (assign_parm_setup_block): Look inside original
9128 entry_parm when inspecting PARALLEL.
9130 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9131 Joel Sherrill <joel@oarcorp.com>
9134 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9135 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9136 rtems_gxx_recursive_mutex_init.
9137 (__gthread_recursive_mutex_lock): New function.
9138 (__gthread_recursive_mutex_trylock): Likewise.
9139 (__gthread_recursive_mutex_unlock): Likewise.
9141 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9143 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9145 2005-01-13 Jan Beulich <jbeulich@novell.com>
9147 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9148 (ashrti3_internal): Indicate output is early clobber. Generate result
9149 into output rather than first input. Use move for low word of output
9150 if shift count is exactly 64.
9151 (lshrti3_internal): Likewise.
9153 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9157 * reload1.c (delete_output_reload): Don't delete an output reload
9158 if the pseudo lives longer than a single basic block. Adjust and
9159 improve wording of comment.
9161 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9164 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9165 of TYPE_SIZE where we mean the number of bytes.
9167 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9169 * function.c (assign_parm_setup_block): Relax condition on
9170 multi-register optimization.
9172 2005-01-12 Nick Clifton <nickc@redhat.com>
9174 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9175 an "in_delay_slot" attribute of "no" to prevent them being used in
9176 delay slots. This is forbidden because they might generate
9179 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9182 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9185 2005-01-12 Nick Clifton <nickc@redhat.com>
9187 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9188 passed on to GAS) but do not define, as GAS no longer supports or
9189 needs the -m2000 option.
9191 2005-01-11 Roger Sayle <roger@eyesopen.com>
9193 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9194 type as args of unprototyped builtins aren't automatically promoted.
9195 (fold_builtin_abs): Likewise.
9197 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9199 * Makefile.in: Set a `build-warn' variable.
9201 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9203 PR tree-optimization/17949
9204 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9205 (find_interesting_uses_address): Use it.
9207 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9209 * regrename.c (kill_value): Handle subreg's that won't simplify.
9211 2005-01-11 Richard Henderson <rth@redhat.com>
9214 * config/i386/i386.h (enum ix86_builtins): Move ...
9215 * config/i386/i386.c: ... here.
9216 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9217 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9218 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9219 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9220 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9221 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9222 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9223 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9224 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9225 IX86_BUILTIN_LOADDDUP): Remove.
9226 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9227 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9228 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9229 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9230 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9231 (ix86_init_builtins): Make static.
9232 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9233 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9234 if all the modes match. Otherwise, fake it.
9235 (get_element_number, ix86_expand_vec_init_builtin,
9236 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9237 (ix86_expand_builtin): Make static. Update for changed builtins.
9238 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9239 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9240 (ix86_expand_vector_init_duplicate): New.
9241 (ix86_expand_vector_init_low_nonzero): New.
9242 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9243 Split out from ix86_expand_vector_init; handle integer modes.
9244 (ix86_expand_vector_init): Use them.
9245 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9246 * config/i386/i386-protos.h: Update.
9247 * config/i386/predicates.md (reg_or_0_operand): New.
9248 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9249 (movv2sf_internal): Likewise. And a splitter to match them all.
9250 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9251 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9252 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9253 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9254 (mmx_pinsrw): Fix operand ordering.
9255 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9256 rather than sse_loadss expander.
9257 (movv2df splitter): Similarly.
9258 (sse_loadss, sse_loadlss): Remove.
9259 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9260 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9261 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9262 (sse3_movddup): Rename with '*'.
9263 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9264 (sse2_loadsd): Remove.
9265 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9266 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9267 (sse2_pinsrw): Fix argument ordering.
9268 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9269 (sse2_stored): Remove 'r' destination.
9270 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9271 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9272 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9273 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9274 vec_extractv16qi, vec_initv16qi): New.
9276 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9277 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9278 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9280 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9281 (_mm_load_si128, _mm_store_si128): Likewise.
9282 (_mm_load1_pd): Use _mm_set1_pd.
9283 (_mm_load_sd): Use _mm_set_sd.
9284 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9285 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9286 (_mm_set_epi64): Use _mm_set_epi64x.
9287 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9288 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9289 _mm_setr_epi8): Use _mm_set_foo form.
9290 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9291 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9292 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9293 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9294 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9295 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9296 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9297 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9298 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9299 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9300 (_mm_movedup_pd): Use _mm_shuffle_pd.
9301 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9302 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9303 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9304 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9306 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9307 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9308 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9309 (_mm_store_ps): Use raw dereference.
9310 (_mm_store1_ps): Use _mm_storeu_ps.
9311 (_mm_storer_ps): Use _mm_store_ps.
9312 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9313 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9315 2005-01-11 Stan Shebs <shebs@apple.com>
9317 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9318 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9320 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9323 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9324 Skip all DECLs except for FIELD_DECLs.
9326 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9328 * config/s390/s390.c (override_options): Return error if
9329 -mbackchain, -mpacked-stack and -mhard-float are used together.
9330 (s390_va_start): Remove the backchain && packed-stack special case.
9331 (s390_gimplify_va_arg): Likewise.
9332 * doc/invoke.texi: Remove the ABI incompatibility note.
9334 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9336 * config/s390/s390.c (struct s390_frame_layout): Remove
9338 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9339 save_backchain_p with TARGET_BACKCHAIN.
9341 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9344 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9345 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9346 * function.c (locate_and_pad_parm): Set new field.
9347 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9348 Tweak where_pad test to include "none". Always set mem align for
9350 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9351 not sufficient for type.
9352 (assign_parm_setup_block): If stack_parm is zero on entry, always
9353 make a new stack local. Block move old stack parm if necessary
9354 to new aligned stack local.
9355 (assign_parm_setup_stack): Use a block move to handle
9356 potentially misaligned entry_parm.
9357 (assign_parms_unsplit_complex): Specify required alignment when
9358 creating stack local.
9359 * calls.c (compute_argument_addresses): Override alignment of stack
9360 arg calculated from its type with the alignment given by
9361 FUNCTION_ARG_BOUNDARY.
9362 (store_one_arg): Likewise.
9364 2005-01-11 Jan Beulich <jbeulich@novell.com>
9366 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9367 Change respective itanium_class attribute to ialu.
9368 (shladdp4_internal): New.
9369 * config/ia64/predicates.md (shladd_log2_operand): New.
9371 2005-01-11 Richard Henderson <rth@redhat.com>
9373 * expr.c (store_constructor): Use rtvec_alloc instead of
9374 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9376 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9378 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9380 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9382 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9383 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9384 (TARGET_RWRELOC): Define.
9385 (ia64_rwreloc_section_type_flags): Delete.
9386 (ia64_section_type_flags): New function.
9387 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9388 (TARGET_RWRELOC): Define.
9390 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9393 * config/ia64/ia64.c (process_set): For alloc insn, only call
9394 process_epilogue is !frame_pointer_needed.
9396 2005-01-10 Roger Sayle <roger@eyesopen.com>
9399 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9400 unary operator and can't be treated as a binary/comparison operator.
9402 2005-01-10 Richard Henderson <rth@redhat.com>
9404 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9405 (ix86_return_in_memory): Likewise.
9406 (function_arg_advance): Likewise. Mirror structure in function_arg
9407 for choosing register to advance.
9409 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9411 * tree-vectorizer.c, tree.def: Fix comment typos.
9413 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9415 * config/s390/s390.c (struct processor_costs): 4 new fields:
9416 ddbr, ddr, debr, der.
9417 (s390_rtx_costs): More precise handling of divide instructions.
9419 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9421 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9423 2005-01-10 Jan Beulich <jbeulich@novell.com>
9425 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9426 names resulting from -ffunction-sections/-fdata-sections and linkonce
9428 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9429 based on the section name. Rearrange the section name comparison logic
9430 slightly so that each section name is compared against at most once.
9432 2005-01-10 Ben Elliston <bje@au.ibm.com>
9434 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9435 targets for which -fPIC reduces limitations on the GOT size.
9437 2005-01-09 Falk Hueffner <falk@debian.org>
9439 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9442 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9445 * collect2.c (main): Set aixrtl_flag for -brtl option.
9446 (resolve_lib_name): Search for .so file extension before .a
9449 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9451 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9452 (vect_analyze_data_refs_alignment): Add dump prints.
9454 2005-01-09 Ira Rosen <irar@il.ibm.com>
9456 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9457 expr_invariant_in_loop_p.
9458 Initialize outputs first thing in the function.
9459 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9460 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9461 (vect_analyze_pointer_ref_access): Check that the initial condition of
9462 the access function is loop invariant.
9464 2005-01-09 Richard Henderson <rth@redhat.com>
9466 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9467 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9468 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9469 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9470 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9471 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9472 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9473 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9474 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9475 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9476 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9477 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9478 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9479 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9480 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9481 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9482 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9483 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9484 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9485 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9486 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9487 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9488 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9490 (mmx_clrdi, pavgusb): Remove.
9491 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9492 with leading sse_ prefix.
9493 * config/i386/sse.md: Receive them.
9494 * config/i386/mmx.md: New file.
9495 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9496 (subrv2sf3): Turn into expander for normal subtraction.
9497 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9498 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9499 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9500 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9501 commutative; use ix86_binary_operator_ok.
9502 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9503 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9504 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9505 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9506 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9507 Macroize from existing patterns; use ix86_binary_operator_ok.
9508 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9509 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9510 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9511 with vec_select+vec_concat.
9512 (mmx_pshufw, mmx_pshufw_1): Likewise.
9513 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9514 (mmx_uavgv4hi3): Model correctly.
9515 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9516 _mm_xor_si64): Remove casts.
9518 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9520 PR tree-optimization/19224
9521 * tree-scalar-evolution.c (get_instantiated_value,
9522 set_instantiated_value): New functions.
9523 (instantiate_parameters_1): Cache the results.
9524 (instantiate_parameters, resolve_mixers): Initialize and free
9527 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9529 * config/i386/i386.md (addhi_4): Correct reference in comment.
9532 2005-01-08 Richard Henderson <rth@redhat.com>
9534 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9535 (_mm_cvtsi128_si64x): Likewise.
9536 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9537 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9538 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9539 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9540 * config/i386/i386-protos.h: Update.
9541 * config/i386/i386.c (print_operand): Add 'H'.
9542 (ix86_fixup_binary_operands): Split out from ...
9543 (ix86_expand_binary_operator): ... here.
9544 (ix86_fixup_binary_operands_no_copy): New.
9545 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9546 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9547 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9548 (safe_vector_operand): Use CONST0_RTX.
9549 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9550 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9551 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9552 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9554 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9555 (IX86_BUILTIN_CMPNGESS): New.
9556 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9557 (attr type): Add sselog1.
9558 (attr unit, attr memory): Handle it.
9559 (movti, movti_internal, movti_rex64): Move near other integer moves.
9560 (movtf, movtf_internal): Move near other fp moves.
9561 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9562 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9563 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9564 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9565 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9566 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9567 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9568 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9569 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9570 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9571 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9572 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9573 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9574 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9575 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9576 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9577 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9578 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9579 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9580 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9581 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9582 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9583 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9584 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9585 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9586 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9587 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9588 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9589 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9590 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9591 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9592 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9593 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9594 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9595 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9596 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9597 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9598 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9599 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9600 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9601 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9602 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9603 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9604 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9606 (SSEPUSH, push<SSEPUSH>): Remove.
9607 (MMXPUSH, push<MMXPUSH>): Remove.
9608 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9609 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9610 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9611 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9612 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9613 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9614 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9615 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9616 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9617 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9618 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9619 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9620 (ppro_sse_log_V4SF): Handle sselog1.
9621 * config/i386/predicates.md (const_0_to_1_operand): New.
9622 (const_0_to_255_mul_8_operand): New.
9623 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9624 (const_2_to_3_operand, const_4_to_7_operand): New.
9625 * config/i386/sse.md: New file.
9626 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9627 (sse_movups): Rename from sse_movups_1.
9628 (sse_loadlss): Rename from sse_loadss_1.
9629 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9631 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9632 (absv4sf2, negv2df, absv2df): New.
9633 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9634 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9635 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9636 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9637 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9638 (sse3_addsubv4sf3): Model correctly.
9639 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9640 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9641 (sse_movhlps): Model with vec_select+vec_concat.
9642 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9643 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9644 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9645 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9646 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9647 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9648 sse2_pshufhw_1): Likewise.
9649 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9650 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9651 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9652 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9653 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9654 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9655 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9656 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9657 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9658 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9659 sminv8hi3): Mark commutative
9660 operands. Use ix86_binary_operator_ok.
9661 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9662 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9663 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9664 sse2_punpcklqdq): Allow operand2 in memory.
9665 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9666 sse2_movsd): Add memory alternatives.
9667 (sse_storelps): Turn expander into an insn; split after reload.
9668 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9669 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9671 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9673 * configure.ac (DWARF-2 debug_line): Use objdump.
9674 * configure: Regenerate.
9676 2005-01-08 Jeff Law <law@redhat.com>
9677 Diego Novillo <dnovillo@redhat.com>
9679 PR tree-optimization/18241
9680 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9681 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9682 statements with volatile operands.
9683 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9684 operands after marking a statement with has_volatile_ops.
9686 2005-01-08 Roger Sayle <roger@eyesopen.com>
9688 * tree.c (int_fits_type_p): Always honor integer constant
9689 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9691 2005-01-08 Roger Sayle <roger@eyesopen.com>
9693 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9694 the latent bug in rtl_delete_block has been resolved.
9696 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9698 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9699 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9701 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9703 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9704 library as @multilib_dir@/$(SHLIB_SONAME).
9706 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9708 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9709 * configure: Regenerate.
9711 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9713 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9716 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9719 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9720 Convert non-word aligned offset address using ld/std into
9723 2005-01-07 Richard Henderson <rth@redhat.com>
9725 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9727 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9729 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9731 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9733 PR tree-optimization/19283
9734 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9735 is not shorter than the original type.
9737 PR rtl-optimization/19012
9738 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9740 PR rtl-optimization/18861
9741 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9742 (FULL_STATE): Define.
9743 (mark_tablejump_edge): New function.
9744 (purge_dead_tablejump_edges): New function.
9745 (find_bb_boundaries): Use it.
9747 PR tree-optimization/18828
9748 * builtins.c (expand_builtin_next_arg): Remove argument and all
9749 the argument checking.
9750 (expand_builtin): Adjust caller.
9751 (expand_builtin_va_start): Likewise. Remove error for too many
9753 (fold_builtin_next_arg): Issue error for too many arguments.
9754 After checking arguments, replace them with magic arguments that
9755 prevent further checking of the args.
9757 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9759 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9761 2005-01-06 Roger Sayle <roger@eyesopen.com>
9764 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9765 and %{.S:...} (and their negative variants) to test whether the
9766 input file is assembler or pre-processed-assembler independent of
9767 the actual filename extension.
9769 2005-01-06 Roger Sayle <roger@eyesopen.com>
9771 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9772 of sign or zero extended values.
9774 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9776 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9777 for IBM long double format correctly.
9779 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9781 Fix PR tree-optimization/18792
9783 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9784 to first_loop_depth, and use loop depth instead of loop number.
9785 (build_classic_dir_vector): Ditto.
9786 (compute_data_dependences_for_loop): Use depth, not loop number.
9787 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9788 number. Pass in loops, instead of loop numbers.
9789 (gather_interchange_stats): Ditto.
9790 (linear_transform_loops): Ditto.
9792 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9795 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9796 biv_fits_mode_p, extension_within_bounds_p): New functions.
9797 (check_ext_dependent_givs): Use them.
9799 2005-01-06 Roger Sayle <roger@eyesopen.com>
9801 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9802 more than one barrier, in which case we should delete them all.
9804 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9806 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9808 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9810 Fix PR middle-end/19286
9812 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9813 output this subprogram, simply ignore this attempt to do it again.
9814 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9815 origin attribute if it's not possible.
9816 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9817 (decls_for_scope): Ditto.
9818 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9819 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9821 2005-01-05 Richard Henderson <rth@redhat.com>
9824 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9825 (bdesc_2arg): Use it.
9826 (ix86_expand_binop_builtin): Force operands into registers
9828 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9829 ix86_expand_sse_compare, ix86_expand_sse_comi,
9830 ix86_expand_builtin): Likewise.
9832 2005-01-05 Richard Henderson <rth@redhat.com>
9834 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9836 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9837 (mulv4hi3): Set itanium_class mmmul.
9838 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9839 (fpack): Rename from fpack_sfsf.
9841 2005-01-05 Richard Henderson <rth@redhat.com>
9844 * reload1.c (do_input_reload): Restrict the optimization deleteing
9845 a previous output reload to RELOAD_FOR_INPUT.
9847 2005-01-05 Steven Bosscher <stevenb@suse.de>
9849 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9850 comment that we fall through after case.
9851 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9852 (distribute_links): Likewise.
9853 * cse.c (cse_insn): Likewise.
9854 * cselib.c (cselib_invalidate_mem): Likewise.
9855 * df.c: Update comments at the top of the file.
9856 (read_modify_subreg_p): Update comments here too.
9857 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9858 * flow.c (mark_set_1): Likewise.
9859 (mark_used_regs): Likewise.
9860 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9861 (canon_list_insert): Likewise.
9862 (mark_set): Likewise.
9863 (try_replace_reg): Likewise.
9864 (store_killed_in_insn): Likewise.
9865 * loop.c (count_one_set): Likewise.
9866 (basic_induction_var): Likewise.
9867 * postreload-gcse.c (find_mem_conflicts): Likewise.
9868 * postreload.c (reload_combine_note_store): Likewise.
9869 (move2add_note_store): Likewise.
9870 * reload.c (find_equiv_reg): Likewise.
9871 (mark_referenced_resources): Likewise.
9872 * rtlanal.c (set_noop_p): Likewise.
9873 (note_stores): Likewise.
9874 (note_uses): Likewise.
9875 * sched-deps.c (sched_analyze_1): Likewise.
9876 * sched-rgn.c (check_live_1): Likewise.
9877 (update_live_1): Likewise.
9878 * config/i860/i860.c: Likewise.
9880 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9882 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9884 * doc/rtl.texi: Update documentation for bit-fields and SET.
9886 2005-01-05 Roger Sayle <roger@eyesopen.com>
9888 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9890 2005-01-05 Jan Hubicka <jh@suse.cz>
9891 Richard Henderson <rth@redhat.com>
9894 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9897 2005-01-05 Richard Henderson <rth@redhat.com>
9900 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9901 (sse_shufps): Change operand 3 to const_int_operand.
9902 (sse2_storelps): Fix typo in template.
9903 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9904 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9905 (ix86_expand_builtin): Likewise.
9907 2005-01-05 Julian Brown <julian@codesourcery.com>
9909 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9910 as aggregates for AAPCS ABIs.
9912 2005-01-05 Stan Shebs <shebs@apple.com>
9914 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9915 Mach-O getters if ppc64.
9916 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9918 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9919 signed four-byte field for global code case.
9920 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9922 2005-01-05 Roger Sayle <roger@eyesopen.com>
9925 * c-common.c: Include real.h.
9926 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9927 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9928 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9929 * Makefile.in (c-common.o): Update dependencies.
9931 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9933 * c-parse.in (asm_string): Add trailing semicolon.
9935 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9937 * c-parse.in (asm_string): New. Don't allow wide strings in
9939 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9940 asm_string instead of STRING.
9942 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9944 * c-typeck.c (constructor_no_implicit): Remove.
9945 (set_designator, process_init_element): Don't check
9946 constructor_no_implicit.
9948 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9949 Kaz Kojima <kkojima@gcc.gnu.org>
9952 * lcm.c (create_pre_exit): New.
9953 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9954 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9956 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9958 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9959 -msoft-float in target_float_switch.
9960 * arm.c (arm_override_options): Fix processing of target_float_switch.
9962 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9964 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9967 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9969 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9970 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9972 2005-01-04 Roger Sayle <roger@eyesopen.com>
9974 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9975 if deleting the then-block allows the test-block to fallthru to the
9978 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9981 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9982 after the full declaration if the are in two different TUs.
9984 2005-01-04 Richard Henderson <rth@redhat.com>
9987 * tree-sra.c (generate_one_element_init): Just
9988 call gimplify_and_add.
9989 (generate_element_init): Record the
9990 new referenced variables and mark them for renaming
9991 and split out to ...
9992 (generate_element_init_1): This.
9993 (scalarize_init): Don't call push_gimplify_context/
9994 pop_gimplify_context.
9996 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9998 * toplev.c (get_src_pwd): Handle failure of getpwd().
10000 2005-01-04 Roger Sayle <roger@eyesopen.com>
10002 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10004 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10005 all the cases handled by it are inverted by invert_truthvalue.
10007 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10009 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10010 (save_register_windowsi): Likewise.
10012 2005-01-04 Richard Henderson <rth@redhat.com>
10014 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10016 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10018 PR middle-end/17767
10019 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10020 any simplifications of vector mode comparison operators.
10021 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10023 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10024 Devang Patel <dpatel@apple.com>
10026 PR tree-optimization/18308
10027 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10028 the operands before creating a new expression.
10029 * dojump.c (do_jump): Make drop_through_label available
10030 for all cases. Add expansion of COND_EXPR.
10032 2005-01-04 Ira Rosen <irar@il.ibm.com>
10034 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10035 INTEGER_CST instead of TREE_CONSTANT.
10036 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10037 instead of TREE_CONSTANT.
10038 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10039 instead of TREE_CONSTANT.
10041 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10043 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10045 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10048 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10049 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10051 2005-01-03 Richard Henderson <rth@redhat.com>
10053 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10054 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10055 fold_convert_const_real_from_real): Split out from ...
10056 (fold_convert_const): ... here.
10058 2005-01-03 Richard Henderson <rth@redhat.com>
10061 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10062 (mov<MMXMODEI>_internal): Likewise.
10063 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10064 Add V2SF case; use it for SSE1; don't use TI.
10065 (movdf_integer): Likewise.
10066 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10068 2005-01-03 Ira Rosen <irar@il.ibm.com>
10070 * tree-vectorizer.c (vect_strip_conversions): New function.
10071 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10072 check for binary class.
10074 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10078 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10080 * gimple-low.c (mark_blocks_with_used_vars): New function.
10081 (mark_blocks_with_used_subblocks): Ditto.
10082 (mark_used_blocks): Ditto.
10083 (pass_mark_used_blocks): New pass.
10084 * tree-inline.c: Include debug.h.
10085 (expand_call_inline): Call outlining_inline_function here.
10086 * tree-optimize.c (init_tree_optimization_passes): Add
10087 pass_mark_used_blocks.
10088 * tree-pass.h (pass_mark_used_blocks): New.
10089 * Makefile.in (tree-inline.o): Add debug.h dependency.
10091 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10093 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10094 VAR_DECLs to have weak_import attribute.
10096 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10099 2004-01-03 Steven Bosscher <stevenb@suse.de>
10101 * passes.c (rest_of_compilation): Don't run regmove if only
10102 flag_expensive_optimizations, require flag_regmove instead.
10104 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10106 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10108 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10109 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10110 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10111 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10113 2005-01-03 Richard Henderson <rth@redhat.com>
10115 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10116 (ia64_const_ok_for_letter_p): New.
10117 (ia64_const_double_ok_for_letter_p): New.
10118 (ia64_extra_constraint): New.
10119 (ia64_expand_vecint_compare): New.
10120 (ia64_expand_vcondu_v2si): New.
10121 (ia64_expand_vecint_cmov): New.
10122 (ia64_expand_vecint_minmax): New.
10123 (ia64_print_operand): Add 'v'.
10124 (ia64_preferred_reload_class): New.
10125 (ia64_vector_mode_supported_p): New.
10126 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10127 (PREFERRED_RELOAD_CLASS): Move to function.
10128 (CONST_OK_FOR_LETTER_P): Move to function.
10129 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10130 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10131 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10132 (EXTRA_CONSTRAINT): Move to function.
10133 * config/ia64/ia64.md: Include vect.md.
10134 (itanium_class): Add mmalua.
10136 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10138 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10139 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10141 (const_int_2bit_operand): New.
10142 (fr_reg_or_0_operand): New.
10143 * config/ia64/ia64-modes.def: Add vector modes.
10144 * config/ia64/ia64-protos.h: Update.
10145 * config/ia64/vect.md: New file.
10147 2005-01-03 Richard Henderson <rth@redhat.com>
10149 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10151 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10154 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10156 (log1pdf2): Change mode of operands[0,1] to DFmode.
10158 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10160 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10161 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10162 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10163 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10164 SPARC_RELAXED_ORDERING.
10166 2005-01-03 Richard Henderson <rth@redhat.com>
10167 Uros Bizjak <uros@kss-loka.si>
10170 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10171 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10172 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10174 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10175 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10176 const_pow2_1_to_128_operand): New predicates.
10178 2005-01-02 Greg McGary <greg@mcgary.org>
10180 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10182 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10183 object. [ptr_type]: Remove unused variable.
10184 Remember nearest addressable array-element or record-component
10185 when checking bitfield components. Tolerate empty BIND_EXPR.
10187 2005-01-01 Richard Henderson <rth@redhat.com>
10189 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10190 that don't narrow the value. Fail for other conversions.
10192 2005-01-01 Richard Henderson <rth@redhat.com>
10195 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10196 * c-lang.c (finish_file): Don't do it here.
10197 * objc/objc-act.c (objc_finish_file): Likewise.
10199 * cgraph.c (decl_assembler_name_equal): New.
10200 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10201 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10202 * cgraph.h (struct cgraph_varpool_node): Add next.
10203 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10204 * varasm.c (assemble_alias): Mark the target as needed.
10206 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10208 PR middle-end/19221
10209 * function.c (get_arg_pointer_save_area): Use entry_of_function
10210 instead of get_insns.
10212 2005-01-01 Roger Sayle <roger@eyesopen.com>
10213 Andrew Pinski <pinskia@physics.uc.edu>
10214 James E. Wilson <wilson@specifixinc.com>
10216 PR rtl-optimization/12092
10217 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10220 2005-01-01 Roger Sayle <roger@eyesopen.com>
10221 Olivier Hainque <hainque@act-europe.fr>
10223 * tree.c (int_fits_type_p): A narrower type always fits in a
10224 wider one, except for negative values into unsigned types.
10226 2005-01-01 Roger Sayle <roger@eyesopen.com>
10228 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10229 with the original constant rather than require TREE_OVERFLOW.
10231 2005-01-01 Steven Bosscher <stevenb@suse.de>
10233 PR middle-end/17544
10234 * c-decl.c (finish_function): If compiling C99, annotate the
10235 compiler generated return with the current file name and line 0.
10236 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10237 the source line is greater than 0.
10238 (remove_bb): Likewise.