1 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6 2005-03-29 Devang Patel <dpatel@apple.com>
8 * tree-sra.c (decide_block_copy): Disable scalarization of
11 2005-03-30 Stuart Hastings <stuart@apple.com>
12 Dale Johannesen <dalej@apple.com>
14 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
15 * print-tree.c (print_node): Add case STATEMENT_LIST.
17 2005-03-31 Alan Modra <amodra@bigpond.net.au>
19 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
20 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
21 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
22 is given with "powerpc64*" or "all", or when --with-cpu chooses
25 2005-03-30 James E. Wilson <wilson@specifixinc.com>
28 * dwarf2out.c (add_high_low_attributes): New function, extracted from
29 gen_lexical_block_die.
30 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
32 2005-03-31 Jan Hubicka <jh@suse.cz>
34 2004-11-02 Jan Hubicka <jh@suse.cz>
36 * cgraph.c (cgraph_varpool_node_name): New function.
37 (dump_cgraph_varpool_node): New function.
38 (dump_varpool): New function.
39 * cgraphunit.c (cgraph_optimize): Dump varpool.
41 2004-10-16 Jan Hubicka <jh@suse.cz>
43 * cgraph.c (decide_is_variable_needed): New function.
44 (cgraph_varpool_finalize_decl): Use it.
45 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
47 * final.c (output_addr_const): Do not call mark_referenced.
48 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
50 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
51 (check_global_declarations): Ifdef out code clearing DECL_RTL.
52 * tree-optimize.c (execute_inline): Mark functions called.
53 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
55 2004-10-11 Jan Hubicka <jh@suse.cz>
57 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
58 (cgraph_varpool_last_needed_node): New static variable.
59 (enqueue_needed_varpool_node): Break out from ...; add items to the
60 end of queue; update first pointers.
61 (cgraph_varpool_mark_needed_node): ... here.
62 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
63 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
64 * cgraph.h (cgraph_varpool_node): Add analyzed field.
65 (cgraph_varpool_first_unanalyzed_node): Declare.
66 * cgraphunit.c: Include output.h.
67 (cgraph_varpool_analyze_pending_decls): New function.
68 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
69 for errors, analyze pending decls.
70 (cgraph_finalize_compilation_unit): Only analyze decls.
71 (cgraph_optimize): Assemble the decls after expanding.
73 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
75 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
76 subvars get marked properly in tags for grouping.
77 (add_pointed_to_var): Mark only actual pointed to
78 variables/subvars in addresses needed.
79 (create_overlap_variables_for): Clear call clobbered on original
81 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
82 addresable vars with subvars into list.
83 * tree-ssa.c (verify_ssa_name): Verify original is not used where
86 2005-03-30 Richard Henderson <rth@redhat.com>
88 * cgraph.h (struct cgraph_node): Add alias.
89 * varasm.c (assemble_alias): Set it.
90 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
91 avoid calling cgraph_expand_function.
93 2005-03-30 Tom Tromey <tromey@redhat.com>
95 * tree.def (FILE_TYPE): Removed.
96 * typeclass.h (enum type_class): Removed file_type_class.
97 * dwarf2out.c (is_base_type): Updated.
98 (gen_type_die): Likewise.
99 * dbxout.c (dbxout_type): Updated.
100 * builtins.c (type_to_class): Updated.
101 * tree.c (type_contains_placeholder_1): Updated.
102 * config/sparc/sparc.c (sparc_type_code): Updated.
103 * config/ia64/ia64.c (hfa_element_mode): Updated.
104 * expr.c (count_type_elements): Updated.
105 * stor-layout.c (layout_type): Updated.
106 * tree-inline.c (remap_type): Updated.
107 * tree-pretty-print.c (dump_generic_node): Updated.
109 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
111 * builtins.c (expand_builtin_powi): Fix mode of
112 2nd argument to match int.
113 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
114 2nd argument type to int.
115 * libgcc2.c: Change prototype of __powi* functions to use
118 2005-03-30 Dale Johannesen <dalej@apple.com>
121 * calls.c (expand_call): Flush pending deferrals before
124 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
128 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
129 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
130 c_label_context, label_context_stack): New.
131 * c-decl.c (define_label): Check for jumps into statement
132 expressions. Add label to list of defined labels.
133 (start_function): Push context on label_context_stack.
134 (finish_function): Pop context from label_context_stack.
135 * c-typeck.c (label_context_stack): New.
136 (c_finish_goto_label): Check for jumps into statement
137 expressions. Add label to list of jumped to labels.
138 (struct c_switch): Add blocked_stmt_expr.
139 (c_start_case): Initialize it.
141 (c_finish_case): Verify !blocked_stmt_expr.
142 (c_begin_stmt_expr): Push context on label_context_stack.
143 Increment blocked_stmt_expr. Mark labels jumped to from outside
145 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
146 defined in the statement expression and no longer jumpable to.
147 Mark labels jumped to from just outside the statement expression
148 as again definable. Pop context from label_context_stack.
149 * doc/extend.texi (Statement Exprs): Update.
151 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
154 * c-decl.c (start_function): Check for old_decl being
157 2005-03-30 Ian Lance Taylor <ian@airs.com>
159 * final.c (final): Remove prescan parameter. Change all callers.
160 (final_scan_insn): Remove prescan parameter. Change all callers.
162 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
164 * tree-vectorizer.c: Fix comment typos.
166 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
168 * tree-scalar-evolution.c (instantiate_parameters_1): Return
169 as soon as a chrec_dont_know is detected.
171 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
173 Merge from csl-arm-branch.
174 2004-02-12 Mark Mitchell <mark@codesourcery.com>
176 * tlink.c (recompile_files): Do not assume that "rename" can
177 overwrite an existing file.
179 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
181 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
182 * gcc/configure: Regenerate.
184 2005-03-30 Alan Modra <amodra@bigpond.net.au>
186 * doc/install.texi: Update binutils requirement for powerpc*-linux.
188 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
190 * calls.c (struct arg_data): Update "partial" comment.
191 (load_register_parameters): Update "nregs" comment.
193 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
195 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
196 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
197 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
198 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
199 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
200 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
201 than target_flags & 0.
202 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
203 (iq2000_arch, iq2000_parse_cpu): Delete.
204 (TARGET_HANDLE_OPTION): Override default.
205 (iq2000_handle_option): New function.
206 (override_options): Remove -march= and -mcpu= handling.
207 * config/iq2000/iq2000.opt: New file.
209 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
211 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
212 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
213 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
214 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
215 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
216 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
217 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
218 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
219 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
220 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
221 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
222 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
223 (c4x_rpts_cycles_string, c4x_cpu_version_string)
224 (TARGET_OPTIONS): Delete.
225 (c4x_rpts_cycles, c4x_cpu_version): Declare.
226 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
227 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
228 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
229 (c4x_cpu_version_string): Delete.
230 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
231 (c4x_handle_option): New function. Map -m3x and -m4x options to the
232 equivalent -mcpu= option.
233 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
234 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
235 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
236 or clearing the appropriate MASK_* bit.
237 (c4x_file_start): Use c4x_cpu_version.
238 * config/c4x/c4x.opt: New file.
240 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
242 * doc/options.texi: Document the new MaskExists flag.
243 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
244 if the option has the MaskExists flag.
246 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
248 * opt-functions.awk (flag_set_p, test_flag): New functions.
249 (switch_flags): Use them.
250 * opth-gen.awk: Use flag_set_p to check for flags.
251 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
253 2005-03-30 Ian Lance Taylor <ian@airs.com>
255 * config.host (i[34567]86-*-mingw32*): Don't set
256 host_can_use_collect2 to no.
258 2005-03-30 Alan Modra <amodra@bigpond.net.au>
261 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
262 Remove convert_memory_address call duplicating that in memory_address.
264 2005-03-29 Richard Henderson <rth@redhat.com>
267 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
268 (build_compound_literal): Likewise. Propagate decl type into the
270 (finish_decl): Likewise. Use new return value from complete_array_type
271 for zero sized arrays.
272 (complete_array_type): Move ...
273 * c-common.c (complete_array_type): ... here. Change first argument
274 to pointer-to-type-node. Consistently use sizetype for the index
275 except for zero sized arrays. Detect zero sized arrays for pedantic
276 mode diagnostics. Create a new type node instead of modifying the
278 * c-tree.h (complete_array_type): Move decl ...
279 * c-common.h (complete_array_type): ... here.
281 2005-03-29 Richard Henderson <rth@redhat.com>
284 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
286 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
288 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
289 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
290 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
291 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
293 2005-03-29 Eric Christopher <echristo@redhat.com>
295 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
296 truthvalue conversion removal.
298 2005-03-29 Ian Lance Taylor <ian@airs.com>
301 * collect2.c: Never include <vfork.h>.
302 (VFORK_STRING, vfork): Don't define.
303 (pid): Remove global variable.
304 (handler): Call raise instead of kill (getpid(), ...).
305 (collect_wait): Add pex parameter. Change all callers. Use
306 pex_get_status rather than pwait.
307 (do_wait): Add pex parameter. Change all callers.
308 (collect_execute): Return struct pex_obj * rather than void. Use
309 pex routines rather than pexecute.
310 (fork_execute): Get pex_obj from collect_execute, and pass it to
312 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
313 Only declare quit_handler if SIGQUIT is defined.
314 (scan_libraries): Likewise.
315 * collect2.h (collect_execute): Update declaration.
316 (collect_wait): Update declaration.
317 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
318 pass it to collect_wait.
320 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
323 * c-parser.c (c_parser_compound_statement_nostart): Give error
324 message for EOF instead of just setting parser->error.
326 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
328 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
329 (slpeel_update_phi_nodes_for_guard1): New function.
330 (slpeel_update_phi_nodes_for_guard2): New function.
331 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
332 of slpeel_update_phi_nodes_for_guard.
333 (vectorize_loops): Remove call to loop_closed_rewrite.
334 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
337 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
339 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
340 (TARGET_LITTLE_ENDIAN): New macro.
341 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
342 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
343 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
344 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
345 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
346 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
347 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
348 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
349 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
350 (TARGET_OPTIONS): Delete.
351 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
352 (CACHE_FLUSH_TRAP): Turn into an integer.
353 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
354 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
355 -mflush-trap is in use.
356 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
357 (m32r_cache_flush_trap_string): Delete.
358 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
359 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
360 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
361 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
362 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
363 -mmodel= and -msdata= handling from...
364 (m32r_init): ...here.
365 * config/m32r/m32r.opt: New file.
367 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
369 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
370 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
371 * tree-vect-analyze.c (vect_object_analysis): additional parm
372 pass back a "struct ptr_info_def *" with the points-to info.
373 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
374 statement using info returned from vect_object_analysis.
375 * tree-vect-transform.c (update_vuses_to_preheader): New function.
376 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
377 for virtual uses and defs when creating a replacement vector
378 reference. Call duplicate_ssa_name_ptr_info to define points-to
379 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
380 (vectorizable_store): copy_virtual_operands and update
381 definition statements.
382 (vectorizable_load): copy_virtual_operands. Remove call to
383 mark_call_clobbered_vars_to_rename for call to "const" builtin.
384 * tree-vectorizer.c (vectorize_loops): Remove calls to
385 rewrite_into_ssa and bitmap_clear (vars_to_rename).
386 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
387 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
388 define macro STMT_VINFO_PTR_INFO for use in accessing.
389 * tree.h add export of duplicate_ssa_name_ptr_info.
390 * rs6000.c (altivec_init_builtins): Declare builtin function
391 __builtin_altivec_mask_for_load to be "const".
393 2005-03-29 Jakub Jelinek <jakub@redhat.com>
396 * cgraph.h (struct cgraph_varpool_node): Add alias field.
397 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
398 assemble_variable on aliases.
399 * varasm.c (assemble_alias): Set node->alias.
400 * toplev.c (wrapup_global_declarations): Don't call
401 rest_of_decl_compilation on aliases again.
403 2005-03-29 Paul Brook <paul@codesourcery.com>
405 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
406 * config/arm/arm.c (arm_dbx_register_number): New function.
407 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
409 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
412 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
413 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
415 2005-03-29 Dale Johannesen <dalej@apple.com>
417 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
418 $(TREE_H) and $(COVERAGE_H).
419 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
420 * opts.c (common_handle_option): Enable tree-based value transforms.
421 * toplev.c (process_options): Ditto.
422 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
423 refers to references to this type.
424 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
425 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
426 for may_be_more, may_be_less.
427 (rtl_gen_pow2_profiler): Adjust.
428 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
429 (rtl_gen_one_value_profiler): Adjust.
430 (rtl_gen_const_delta_profiler): Adjust.
431 * tree-profile.c (tree_gen_interval_profiler): Implement.
432 (tree_gen_pow2_profiler): Ditto.
433 (tree_gen_one_value_profiler): Ditto.
434 (tree_profiling): New.
435 (pass_tree_profile): Reference it.
436 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
438 (insn_divmod_values_to_profile): Rename to
439 rtl_divmod_values_to_profile. Adjust.
440 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
441 (insn_prefetch_values_to_profile): Adjust.
442 (rtl_value_profile_transformations): Adjust.
443 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
444 (gen_mod_pow2): Rename to rtl_mod_pow2.
445 (gen_mod_subtract): Rename to rtl_mod_subtract.
446 (divmod_fixed_value_transform): Rename to
447 rtl_divmod_fixed_value_transform.
448 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
449 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
450 (rtl_find_values_to_profile): Adjust.
451 (tree_value_profile_transformations): Implement.
452 (tree_divmod_values_to_profile): New.
453 (tree_values_to_profile): New.
454 (tree_divmod_fixed_value): New.
455 (tree_mod_pow2): New.
456 (tree_mod_subtract): New.
457 (tree_divmod_fixed_value_transform): New.
458 (tree_mod_pow2_value_transform): New.
459 (tree_mod_subtract_transform): New.
460 (tree_find_values_to_profile): Implement.
461 * profile.c (instrument_values): Free histograms.
462 (compute_value_histograms): Adjust. Implement tree version.
464 2005-03-29 Uros Bizjak <uros@kss-loka.si>
466 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
467 * config/i386/i386.c (output_fix_trunc): Add new round_mode
468 variable. Output "fldcw" depending on round_mode.
469 * config/i386/i386.md (UNSPEC_FIST): New.
470 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
471 New isns patterns to implement lrint and llrint built-ins as x87
473 (fistdi2, fist<mode>2 splitters): New splitters.
474 (lrint<mode>2): New expanders.
476 2005-03-28 Ian Lance Taylor <ian@airs.com>
478 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
479 0 when calling final_scan_insn.
481 2005-03-28 Jan Hubicka <jh@suse.cz>
484 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
487 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
488 types where possible.
490 2005-03-26 Per Bothner <per@bothner.com>
492 Make -f[no-]show-column also control non-cpp diagnostics.
493 * c.opt (fshow-column): Move option from here ...
494 * common.opt (fshow-column): ... to here.
495 * diagnostic.c (diagnostic_build_prefix): Only print column number
498 2005-03-27 Steven Bosscher <stevenb@suse.de>
500 * vax-protos.h (vax_output_int_move, vax_output_int_add,
501 vax_output_conditional_branch): New prototypes.
502 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
503 extracted from vax.md mov and add patterns.
504 (vax_output_conditional_branch): New function to output conditional
506 * vax.md: Use mode macros for arithmetic and mov patterns.
507 Use code macros for the jump patterns.
509 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
511 * Makefile.in (libbackend.o): Depend on version files;
512 add custom generation command.
514 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
517 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
518 sure that we have a REG before getting its REGNO.
520 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
522 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
523 * builtins.def (BUILT_IN_STRNDUP): New.
525 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
527 PR tree-optimization/20470
528 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
531 2005-03-25 Mike Stump <mrs@apple.com>
533 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
536 2005-03-25 Geoffrey Keating <geoffk@apple.com>
538 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
539 Use our own structure definitions.
541 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
542 (fix_truncdfsi2): Allow registers or memory as destination.
543 When TARGET_PPC_GFXOPT, generate simplified pattern.
544 (fix_truncdfsi2_internal): Use define_insn_and_split.
545 (fix_truncdfsi2_internal_gfxopt): New.
546 (fctiwz): Don't confuse register allocation by giving it no choices.
548 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
549 (EXTRA_MEMORY_CONSTRAINT): Likewise.
550 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
551 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
553 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
555 * dominance.c (free_dominance_info): Speed up by freeing et
556 data structures without maintaining other nodes.
557 * et-forest.c (et_free_tree_force): New.
558 * et-forest.h: Add a prototype for et_free_tree_force.
560 * tree.c (get_set_constructor_bits,
561 get_set_constructor_bytes): Remove.
562 * tree.h: Remove the corresponding prototypes.
564 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
567 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
568 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
569 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
570 PRE_DEC, NEG and NOT.
572 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
574 * fold-const.c: Convert uses of fold (build (...)) to
577 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
579 PR rtl-optimization/20249
580 * cse.c (insert_regs): Do not record equivalence of registers in
583 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
585 * emit-rtl.c (reverse_comparison): Remove.
586 * rtl.h: Remove the corresponding prototype.
588 2005-03-24 James E Wilson <wilson@specifixinc.com>
590 * doc/install.texi (--enable-altivec): Delete docs.
592 2005-03-24 David Edelsohn <edelsohn@gnu.org>
594 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
595 SFmode and DFmode before reload when
596 flag_unsafe_math_optimizations not enabled.
598 2005-03-24 Geoffrey Keating <geoffk@apple.com>
600 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
602 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
603 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
605 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
607 * configure.ac (enable-checking): Add 'runtime' option.
608 * doc/install.texi (enable-checking): Document 'runtime' checking.
609 * tsystem.h (gcc_assert, gcc_unreachable): Define.
610 * config.in: Regenerated.
611 * configure: Regenerated.
613 2005-03-23 Uros Bizjak <uros@kss-loka.si>
615 * optabs.h (enum optab_index): Remove OTI_llrint.
616 (llrint_optab): Remove macro.
617 * optabs.c (init_optabs): Remove llrint_optab initialization.
618 * genopinit.c (optabs): Remove llrint_optab implementation.
619 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
622 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
624 PR rtl-optimization/20532
625 * simplify-rtx.c (simplify_binary_operation_1): Protect from
626 overflow when adding coefficients for PLUS or MINUS.
627 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
630 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
632 * langhooks.h (truthvalue_conversion): Remove.
633 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
634 LANG_HOOKS_TRUTHVALUE_CONVERSION.
635 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
636 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
637 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
639 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
641 * params.def: Fix a typo.
642 * config/mips/mips.c: Follow the spelling convensions.
643 * doc/invoke.texi: Fix typos.
645 2005-03-18 Dale Johannese <dalej@apple.com>
647 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
649 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
651 Fix PR tree-optimization/20601
653 * tree-ssa-pre.c (insert_aux): Add missing condition to
656 2005-03-23 Ian Lance Taylor <ian@airs.com>
658 * final.c (final_scan_insn): Don't remove no-op instructions.
659 * reload1.c (reload): Remove simple no-op instructions even when
662 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
664 PR tree-optimization/20501
665 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
666 reporting that peeling for alignment is applied moved to...
667 * (vect_analyze_data_refs_alignment): Here.
669 2005-03-23 Ian Lance Taylor <ian@airs.com>
671 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
673 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
675 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
676 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
678 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
680 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
681 imply that this is called once, independent of asms in code.
682 Adjust to now being pased output and input lists. Mention helper
683 function decl_overlaps_hard_reg_set_p.
684 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
685 hook_tree_tree_identity and to take three trees, returning third.
686 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
688 * stmt.c: include hard-reg-set.h before tree.h.
689 (decl_overlaps_hard_reg_set_p): New function, broken out from...
690 (decl_conflicts_with_clobbers_p): Call
691 decl_overlaps_hard_reg_set_p.
692 (expand_asm_operands): Pass output and input lists in call to
693 targetm.md_asm_clobbers.
694 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
695 hook_tree_tree_tree_tree_3rd_identity.
696 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
698 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
699 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
700 parameters, first two unused.
701 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
702 parameters. Only add MOF to clobbers if there's no 'h' mentioned
703 in constraint letters and MOF is not mentioned as a asm-declared
704 register in neither of the input and output lists.
706 2005-03-23 DJ Delorie <dj@redhat.com>
708 * optabs.c (expand_binop): Make sure the first subword's result
711 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
713 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
714 Call c_common_truthvalue_conversion rather than
715 lang_hooks.truthvalue_conversion.
716 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
717 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
719 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
720 c_common_truthvalue_conversion.
721 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
722 c_parser_conditional_expression, c_parser_binary_expression): Call
723 c_objc_common_truthvalue_conversion.
724 * c-typeck.c (build_unary_op): Call
725 c_objc_common_truthvalue_conversion.
726 (build_conditional_expr): Do not call
727 lang_hooks.truthvalue_conversion.
728 (build_binary_op): Call c_common_truthvalue_conversion.
729 (c_objc_common_truthvalue_conversion): Moved from
730 c-objc-common.c. Call default_function_array_conversion instead
731 of default_conversion.
733 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
735 * c-common.h (default_conversion): Remove.
736 (perform_integral_promotions): Add.
737 * c-tree.h (default_conversion): Add.
738 * c-typeck.c (perform_integral_promotions): New, split out from
740 * c-common.c (check_case_value): Use perform_integral_promotions,
741 not default_conversion.
742 (c_add_case_label): Don't continue processing case label after
745 2005-03-23 Mark Mitchell <mark@codesourcery.com>
747 * gcc.c (do_spec_1): Do not add a -L path for a directory in
748 the prefix list if we have already added a multilib directory
750 (main): Do not add MD_EXEC_PREFIX to the list of directories to
753 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
755 * reload1.c (indirect_symref_ok, reload_obstack): Make them
757 * reload.h: Remove the prototype for indirect_symref_ok.
759 * reload1.c (indirect_symref_ok): Make it global.
760 * reload.h: Add a prototype for indirect_symref_ok.
762 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
764 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
767 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
769 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
771 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
773 * c-opts.c (c_common_parse_file): Only start/end main source file
774 if debug hooks says the writer wants it.
775 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
777 (xcoff_debug_hooks): Ditto.
778 * debug.c (do_nothing_hooks): Ditto.
779 * debug.h (gcc_debug_hooks): Ditto.
780 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
781 * sdbout.c (sdb_debug_hooks): Ditto.
782 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
784 2005-03-22 Mark Mitchell <mark@codesourcery.com>
786 * doc/extend.texi: Deprecate C++ min/max operators.
788 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
790 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
791 artificial original candidates.
793 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
794 Jan Hubicka <jh@suse.cz>
795 Steven Bosscher <stevenb@suse.de>
797 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
798 call cost based on argument sizes.
799 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
801 * params.def: (max-inline-inssn-single): Set to 450.
802 (max-inline-insns-auto): Set to 90.
803 (max-inline-insns-recursive): Set to 450
804 (max-inline-insns-recursive-auto): Set to 450.
805 (large-function-insns): Set to 2700.
806 (inline-call-cost): New parameter.
807 * tree-inline.c (estimate_move_cost): New function.
808 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
809 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
811 * tree-inline.h (estimate_move_cost): Declare.
812 * invoke.texi: (max-inline-inssn-single): Change default to 450.
813 (max-inline-insns-auto): Change default to 90.
814 (max-inline-insns-recursive): Change default to 450
815 (max-inline-insns-recursive-auto): Change default to 450.
816 (large-function-insns): Change default to 2700.
817 (inline-call-cost): Document new parameter.
819 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
821 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
822 (TARGET_DEFAULT): Delete.
823 * config/i860/i860.opt: New file.
825 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
827 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
828 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
829 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
830 (frv_sched_lookahead): Delete.
831 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
832 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
833 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
834 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
835 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
836 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
837 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
838 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
839 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
840 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
841 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
842 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
843 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
844 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
845 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
846 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
847 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
848 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
849 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
850 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
851 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
852 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
853 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
854 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
855 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
856 (frv_sched_lookahead): Delete.
857 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
858 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
859 (frv_handle_option): New function. Move -mcpu= handling from...
860 (frv_override_options): ...here. Remove handling of other
862 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
863 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
864 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
865 and TARGET_NO_MULTI_CE.
866 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
868 * config/frv/frv.opt: New file.
870 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
872 * fold-const.c (fold_ternary): Take decomposed arguments of
874 (fold): Update a call to fold_ternary.
876 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
877 * tree.h: Add corresponding prototypes.
879 2005-03-22 Jakub Jelinek <jakub@redhat.com>
882 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
883 between jump table and its label.
884 * final.c (shorten_branches): Handle notes in between ADDR_VEC
885 resp. ADDR_DIFF_VEC and the label preceeding it.
886 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
887 is emitted in the right section.
889 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
891 * fold-const.c (fold_unary, fold_binary): Update comments
894 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
896 PR rtl-optimization/20527
897 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
898 REG_INC note, test that the register also isn't mentioned in PRED
901 2005-03-22 Ben Elliston <bje@au.ibm.com>
903 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
906 2005-03-21 Mike Stump <mrs@apple.com>
908 * varasm.c (default_assemble_visibility): Remove extra ().
910 2005-03-21 Roger Sayle <roger@eyesopen.com>
913 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
914 to determine whether a block can be duplicated, rather than test
915 whether the block contains noncopyable insns ourselves.
917 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
919 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
922 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
924 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
926 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
928 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
929 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
930 * config/fr30/fr30.opt: New file.
932 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
934 Fix PR tree-optimization/20542
936 * tree-flow-inline.h (overlap_subvar): Move to here.
937 * tree-ssa-operands.c: From here.
938 * tree-flow.h (overlap_subvar): Declare.
939 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
940 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
941 for variables with subvars.
943 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
946 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
947 * modulo-sched.c (const_iteration_count): Return on NULL
949 (print_node_sched_params): Return on NULL dump_file.
950 (generate_reg_moves): Handle reg-anti dependencies and disregard
951 closing branch when generating register moves.
952 (sms_schedule): Mark the SMSed block dirty.
953 * passes.c (rest_of_handle_sms): Call update_life_info for all
955 * testsuite/gcc.dg/20050321-1.c: New test.
957 2005-03-21 Bob Wilson <bob.wilson@acm.org>
959 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
960 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
961 movqi_internal): Likewise.
963 2005-03-21 Bob Wilson <bob.wilson@acm.org>
965 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
966 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
967 xtensa_b4const): Delete prototypes.
968 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
969 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
970 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
971 xtensa_extra_constraint): New prototypes.
972 (add_operand, arith_operand, nonimmed_operand, mem_operand,
973 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
974 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
975 move_operand, const_float_1_operand, fpmem_offset_operand,
976 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
977 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
978 (xtensa_b4const_or_zero): ...this. Change return type to bool and
979 argument type to HOST_WIDE_INT.
980 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
981 xtensa_mask_immediate): Likewise.
982 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
983 Likewise. Also make these functions static.
984 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
985 (xtensa_const_ok_for_letter_p): New.
986 (add_operand, arith_operand, nonimmed_operand, mem_operand,
987 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
988 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
989 move_operand, const_float_1_operand, fpmem_offset_operand,
990 branch_operator, ubranch_operator, boolean_operator): Move to
992 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
993 (xtensa_mem_offset): Change return type to bool.
994 (xtensa_extra_constraint): New.
995 (gen_int_relational): Update type of const_range_p function pointer.
996 Use xtensa_b4const_or_zero.
997 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
998 xtensa_const_ok_for_letter_p. Update comments.
999 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1000 (PREDICATE_CODES): Delete.
1001 * config/xtensa/xtensa.md: Include predicates.md.
1002 * config/xtensa/predicates.md: New file.
1004 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1006 * config/v850/v850-protos.h: Remove the prototypes for
1007 reg_or_int9_operand, reg_or_const_operand,
1008 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1009 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1010 movsi_source_operand, power_of_two_operand,
1011 not_power_of_two_operand, special_symbolref_operand,
1012 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1013 register_is_ok_for_epilogue.
1014 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1015 reg_or_int9_operand, reg_or_const_operand,
1016 call_address_operand, special_symbolref_operand,
1017 movsi_source_operand, power_of_two_operand,
1018 not_power_of_two_operand, register_is_ok_for_epilogue,
1019 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1020 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1022 * config/v850/v850.h (PREDICATE_CODES): Remove.
1023 * config/v850/v850.md: Include predicates.md.
1024 * config/v850/predicates.md: New.
1026 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1028 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1029 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1030 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1031 (itoolsdir, itoolsdatadir): Move definition above new first use.
1032 (install-itoolsdirs): New rule.
1033 (install-mkheaders): Depend on install-itoolsdirs, not
1034 install-include-dir.
1036 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1038 * tree-into-ssa.c: Remove obsolete comments.
1040 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1042 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1043 unrolling if -fpeel-loops is specified, too.
1044 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1045 Remove superfluous check for flag_unroll_loops.
1047 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1049 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1050 (lrint_optab, llrint_optab): Define corresponding macros.
1051 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1052 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1053 pattern and llrint_optab using llrintdi2 patterns.
1054 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1055 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1056 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1057 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1058 flag_unsafe_math_optimizations is set.
1060 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1062 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1063 simplify_logical, if_then_else_cond, known_cond,
1064 simplify_comparison): Adjust calls to reverse_comparison.
1065 Don't use combine_reversed_comparison_code).
1066 (combine_reversed_comparison_code): Remove.
1067 (reversed_comparison): Using reversed_comparison_code, move it...
1068 * jump.c (reversed_comparison): ... here.
1069 * rtl.h (reversed_comparison): Add prototype.
1071 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1073 * builtins.c (fold_builtin): Take decomposed arguments of
1075 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1076 * gimplify.c (gimplify_call_expr): Likewise.
1077 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1078 * tree.h: Update the prototype of fold_builtin.
1080 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1082 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1083 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1084 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1085 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1086 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1088 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1090 * builtins.c (fold_builtin_1): Take decomposed arguments of
1092 (fold_builtin): Update a call to fold_builtin_1.
1094 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1097 * gcov.c (output_lines): Only output function block summary when
1098 outputting branch information.
1099 * doc/gcov.texi: Document format of preamble and additional block
1102 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1104 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1105 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1106 the defaults false if BITS_PER_UNIT != 8.
1107 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1108 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1109 than BITS_PER_UNIT != 8.
1110 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1111 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1112 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1114 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1115 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1117 2005-03-20 Roger Sayle <roger@eyesopen.com>
1120 * fold-const.c (fold_binary): Fix type mismatch between
1121 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1122 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1123 for non-truth-valued expressions.
1125 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1126 and FUNCTION_DECL in the main switch.
1127 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1128 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1129 we also need to convert their operands to match.
1130 <TRUTH_NOT_EXPR>: Likewise.
1132 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1134 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1135 diagnostic without checking whether an lvalue.
1136 * c-common.h (lvalue_p): Remove.
1137 (enum lvalue_use): Update comment.
1138 (lvalue_or_else): Replace by lvalue_error.
1139 * c-typeck.c (lvalue_p): Make static.
1140 (lvalue_or_else): New. Call lvalue_error.
1142 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1144 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1145 (function_arg_advance): Use rs6000_parm_start.
1146 (function_arg, rs6000_arg_partial_bytes): Likewise.
1148 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1150 * c-common.c (check_case_value): Adjust comment about stripping
1152 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1153 * c-typeck.c (default_conversion, convert_arguments,
1154 build_modify_expr, convert_for_assignment, store_init_value,
1155 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1156 manually. Remove inaccurate comments.
1158 2005-03-20 Roger Sayle <roger@eyesopen.com>
1159 Joseph S. Myers <joseph@codesourcery.com>
1161 * varasm.c (do_assemble_alias): Restore comment describing function.
1162 Annotate the target parameter as potentially unused.
1164 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1167 * config/avr/avr.c (avr_output_function_prologue): Do not use
1168 current_function_name() in a label, use a local label instead.
1170 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1172 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1173 flag_finite_math_only, not flag_unsafe_math_optimizations.
1175 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1177 * builtins.c (fold_builtin_1): Update a call to
1178 targetm.fold_builtin.
1179 * hooks.c (hook_tree_tree_bool_null): Rename to
1180 hook_tree_tree_tree_bool_null. Take one more argument of type
1182 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1183 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1184 hook_tree_tree_tree_bool_null.
1185 * target.h (gcc_target): Update the prototype of fold_builtin.
1186 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1187 arguments of CALL_EXPR.
1188 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1191 2005-03-20 Jan Hubicka <jh@suse.cz>
1193 * cgraph.h (cgraph_node): Add prev_clone pointer.
1194 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1195 (cgraph_clone_node): Produce doubly linked chain.
1197 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1199 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1200 get_nonnull_operand, handle_sentinel_attribute,
1201 check_function_arguments_recurse): Do not strip NOPS from
1203 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1205 * c-format.c (get_constant): Likewise.
1206 * c-parser.c (c_parser_postfix_expression): Likewise.
1207 * c-typeck.c (set_init_index): Likewise.
1208 (convert_arguments): Don't check for NOP_EXPR containing integer
1211 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1213 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1214 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1215 Take decomposed arguments of CALL_EXPR.
1216 (fold_builtin_1): Update calls to the functions mentioned
1219 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1221 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1222 width to have integer type.
1223 (build_enumerator): Require enumerator value to have integer type.
1225 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1227 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1230 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1232 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1233 std=iso9899:199x): Correct descriptions.
1235 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1237 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1240 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1242 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1244 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1245 fold_builtin_memcpy.
1247 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1248 arguments of CALL_EXPR.
1249 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1250 fold_builtin_found, fold_builtin_1): Update calls to
1251 fold_trunc_transparent_mathfn.
1253 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1256 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1257 function pointers on targets that require function pointer
1259 (fold_sign_changed_comparison): Likewise.
1261 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1263 * combine.c (try_combine): When changing the mode of a hard reg, make
1264 sure that doing so is valid.
1266 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1268 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1269 (TARGET_HANDLE_OPTION): Override default.
1270 (avr_handle_option): New function.
1271 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1272 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1273 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1274 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1275 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1276 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1277 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1278 (TARGET_OPTIONS): Delete.
1279 * config/avr/avr.opt: New file.
1281 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1283 * config/m32r/m32r-protos.h: Remove the prototypes for
1284 call_address_operand, symbolic_operand, seth_add3_operand,
1285 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1286 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1287 two_insn_const_operand, move_src_operand,
1288 move_double_src_operand, move_dest_operand,
1289 eqne_comparison_operator, signed_comparison_operator,
1290 large_insn_p, conditional_move_operand, carry_compare_operand,
1291 m32r_block_immediate_operand, extend_operand,
1292 reg_or_eq_int16_operand, int8_operand, and
1293 reg_or_zero_operand.
1294 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1295 seth_add3_operand, int8_operand, cmp_int16_operand,
1296 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1297 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1298 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1299 move_double_src_operand, move_dest_operand,
1300 eqne_comparison_operator, signed_comparison_operator,
1301 extend_operand, small_insn_p, large_insn_p,
1302 conditional_move_operand, carry_compare_operand,
1303 m32r_block_immediate_operand): Move to predicates.md.
1304 (MAX_MOVE_BYTES): Move to m32r.h.
1305 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1306 * config/m32r/m32r.md: Include predicates.md.
1307 * config/m32r/predicates.md: New.
1309 2005-03-18 James E Wilson <wilson@specifixinc.com>
1312 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1315 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1317 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1318 call_address_operand, const_8bit_operand.
1319 * config/mn10300/mn10300.c (call_address_operand,
1320 const_8bit_operand, const_1f_operand): Move to predicates.md.
1321 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1322 * config/mn10300/mn10300.md: Include predicates.md.
1323 * config/mn10300/predicates.md: New.
1325 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1327 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1328 declarations in diagnostics and %E for identifiers, not %s.
1330 2005-03-18 Jan Hubicka <jh@suse.cz>
1331 Dale Johannesen <dalej@apple.com>
1333 * basic-block.h (scale_bbs_frequencies_int,
1334 scale_bbs_frequencies_gcov_type): Declare.
1335 * cfg.c (RDIV): New macro.
1336 (update_bb_frequency_for_threading): Fix.
1337 * basic-block.h (scale_bbs_frequencies_int,
1338 scale_bbs_frequencies_gcov_type): New.
1339 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1340 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1341 scale_bbs_frequencies_int.
1342 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1344 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1346 * config/m32r/m32r-protos.h: Remove the prototypes for
1347 call_address_operand, symbolic_operand, seth_add3_operand,
1348 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1349 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1350 two_insn_const_operand, move_src_operand,
1351 move_double_src_operand, move_dest_operand,
1352 eqne_comparison_operator, signed_comparison_operator,
1353 large_insn_p, conditional_move_operand, carry_compare_operand,
1354 m32r_block_immediate_operand, extend_operand,
1355 reg_or_eq_int16_operand, int8_operand, and
1356 reg_or_zero_operand.
1357 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1358 seth_add3_operand, int8_operand, cmp_int16_operand,
1359 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1360 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1361 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1362 move_double_src_operand, move_dest_operand,
1363 eqne_comparison_operator, signed_comparison_operator,
1364 extend_operand, small_insn_p, large_insn_p,
1365 conditional_move_operand, carry_compare_operand,
1366 m32r_block_immediate_operand): Move to predicates.md.
1367 (MAX_MOVE_BYTES): Move to m32r.h.
1368 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1369 * config/m32r/m32r.md: Include predicates.md.
1370 * config/m32r/predicates.md: New.
1372 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1374 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1375 symbolic_operand, symbolic_memory_operand,
1376 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1377 indexed_memory_operand, move_dest_operand, move_src_operand,
1378 prefetch_cc_operand, prefetch_nocc_operand,
1379 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1380 arith_operand, arith11_operand, pre_cint_operand,
1381 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1382 ireg_operand, int5_operand, uint5_operand, int11_operand,
1383 uint32_operand, arith5_operand, and_operand, ior_operand,
1384 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1385 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1386 shadd_operand, movb_comparison_operator,
1387 cmpib_comparison_operator): Move to predicates.md.
1388 (magic_milli, shadd_constant_p): Make it extern.
1389 * config/pa/pa.h (PREDICATE_CODES): Remove.
1390 * config/pa/pa.md: Include predicates.md.
1391 * config/pa/predicates.md: New.
1393 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1396 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1398 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1399 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1400 config/alpha/freebsd.h, config/alpha/linux.h,
1401 config/alpha/netbsd.h, config/alpha/osf5.h,
1402 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1403 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1404 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1405 doc/cppopts.texi: Update copyright.
1407 2005-03-18 Jan Hubicka <jh@suse.cz>
1410 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1412 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1415 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1417 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1420 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1422 * combine.c (gen_binary): Remove.
1423 (known_cond, simplify_shift_const, find_split_point,
1424 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1425 simplify_logical, expand_field_assignment, extract_left_shift,
1426 force_to_mode, if_then_else_cond, apply_distributive_law,
1427 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1428 simplify_comparison, reversed_comparison): Replace with
1429 simplify_gen_binary, simplify_gen_relational or
1430 distribute_and_simplify_rtx.
1431 (distribute_and_simplify_rtx): New function.
1433 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1434 Paolo Bonzini <gcc.gnu.org>
1436 * calls.c (setjmp_call_p, special_function_p): Update comments
1437 at the head of the functions.
1439 2005-03-18 Jan Hubicka <jh@suse.cz>
1441 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1443 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1444 function body should be released; do not proactively release function
1445 bodies in non-unit-at-a-time mode.
1447 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1449 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1450 mno-fp-ret-in-387 multilib variants.
1452 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1454 * common.opt (m): Remove.
1455 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1457 (common_handle_option): Remove OPT_m case.
1459 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1461 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1463 (fold_builtin_1): Update a call to fold_builtin_bitop.
1465 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1467 (fold_builtin_1): Update a call to fold_builtin_signbit.
1469 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1471 PR tree-optimization/20474
1472 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1473 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1475 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1477 * config/h8300/h8300-protos.h: Remove prototypes for
1478 general_operand_src, general_operand_dst, single_one_operand,
1479 single_zero_operand, call_insn_operand,
1480 two_insn_adds_subs_operand, small_call_insn_operand,
1481 jump_address_operand, bit_operand, bit_memory_operand,
1482 stack_pointer_operand, const_int_gt_2_operand,
1483 const_int_ge_8_operand, const_int_qi_operand,
1484 const_int_hi_operand, incdec_operand, bit_operator,
1485 nshift_operator, eqne_operator, gtle_operator,
1486 gtuleu_operator, iorxor_operator.
1487 Add prototypes for h8sx_shift_type h8sx_classify_shift and
1488 h8300_ldm_stm_parallel.
1489 * config/h8300/h8300.c (h8sx_shift_type,): Move to
1491 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1492 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1493 (h8300_ldm_stm_parallel): Make it extern.
1494 (h8300_ldm_parallel, h8300_stm_parallel,
1495 h8300_return_parallel, general_operand_src,
1496 general_operand_dst, h8300_dst_operand, h8300_src_operand,
1497 nibble_operand, reg_or_nibble_operand, single_one_operand,
1498 single_zero_operand, call_insn_operand,
1499 two_insn_adds_subs_operand, small_call_insn_operand,
1500 jump_address_operand, bit_operand, bit_memory_operand,
1501 stack_pointer_operand, const_int_gt_2_operand,
1502 const_int_ge_8_operand, const_int_qi_operand,
1503 const_int_hi_operand, incdec_operand, eqne_operator,
1504 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1505 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1506 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1507 nshift_operator): Move to predicates.md.
1508 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1509 * config/h8300/h8300.md: Include predicates.md.
1510 * config/h8300/predicates.md: New.
1512 2005-03-17 Richard Henderson <rth@redhat.com>
1514 * config.gcc (ia64*-*-hpux*): Add extra_options.
1515 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1516 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1517 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1518 (ia64_tls_size_string, ia64_tune_string): Remove.
1519 (ia64_tune): Init to PROCESSOR_ITANIUM2.
1520 (TARGET_DEFAULT_TARGET_FLAGS): New.
1521 (TARGET_HANDLE_OPTION): New.
1522 (ia64_override_options): Move options parsing ...
1523 (ia64_handle_option): ... here. New.
1524 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1525 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1526 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1527 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1528 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1529 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1530 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1531 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1532 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1533 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1534 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1535 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1536 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1537 TARGET_EARLY_STOP_BITS): Remove.
1538 (TARGET_ILP32): Default false.
1539 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1540 (enum ia64_inline_type): New.
1541 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1542 * config/ia64/ia64.md: Update for new definitions of
1543 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1544 * config/ia64/ia64.opt: New file.
1545 * config/ia64/ilp32.opt: New file.
1547 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1550 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1552 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1554 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1555 instead of MASK_H8300S.
1556 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1557 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1558 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1559 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1560 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1561 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1562 TARGET_SWITCHES): Remove.
1563 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1565 * config/h8300/h8300.opt: New.
1567 * config/alpha/alpha.opt, config/arc/arc.opt,
1568 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1571 2005-03-17 Ian Lance Taylor <ian@airs.com>
1575 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1577 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1578 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1579 (TARGET_HANDLE_OPTION): Override default.
1580 (arc_handle_option): New function.
1581 (arc_init): Remove code to set arch_cpu_string.
1582 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1583 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1584 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1585 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1586 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1587 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1588 (arc_rodata_string, TARGET_OPTIONS): Delete.
1589 * config/arc/arc.opt: New file.
1591 2005-03-17 Richard Henderson <rth@redhat.com>
1593 * doc/extend.texi (Weak Pragmas): New section.
1594 (attribute alias): Clarify that target must be in the same
1597 2005-03-17 Richard Henderson <rth@redhat.com>
1599 * config/alpha/alpha.opt: New file.
1600 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1602 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1603 alpha_fprm_string, alpha_fptm_string): Make static.
1604 (alpha_tls_size_string): Remove.
1605 (alpha_handle_option): New.
1606 (override_options): Update for alpha_cpu/alpha_tune split.
1607 (alpha_file_start): Likewise.
1608 (TARGET_DEFAULT_TARGET_FLAGS): New.
1609 (TARGET_HANDLE_OPTION): New.
1610 * config/alpha/alpha.h (alpha_tune): Declare.
1611 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1612 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1613 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1614 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1615 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1616 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1617 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1618 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1619 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1620 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1621 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1622 (TARGET_DEFAULT): Remove MASK_FP.
1623 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1624 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1625 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1626 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1627 alpha_tls_size_string): Remove.
1628 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1629 (attribute tune): Rename from attribute cpu.
1630 * config/alpha/ev4.md: Update to match.
1631 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1632 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1633 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1634 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1635 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1636 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1638 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1640 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1641 and return without creating new state if before_nops_num is nonzero.
1642 * config/ia64/ia64.md (first_insn): New attribute.
1643 (alloc): Set it to yes.
1645 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1647 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1648 STMT_VINFO_SUBVARS to NULL.
1649 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1651 2005-03-16 Dale Johannesen <dalej@apple.com>
1653 * rtlanal.c (find_first_parameter_load): Rewrite to
1654 return actual first param load or the call if none,
1655 instead of first in block, when not all loads exist.
1657 2005-03-16 Roger Sayle <roger@eyesopen.com>
1659 * optabs.c (expand_copysign_absneg): Make static.
1660 * optabs.h (expand_copysign_absneg): Delete prototype.
1661 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1663 2005-03-16 Richard Henderson <rth@redhat.com>
1666 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1667 (alias_pairs): Rename from output_defs.
1668 (find_decl_and_mark_needed): Split out from assemble_alias.
1669 (do_assemble_alias): New.
1670 (assemble_output_def): Remove.
1671 (finish_aliases_1, finish_aliases_2): New.
1672 (process_pending_assemble_output_defs): Remove.
1673 (assemble_alias): Defer aliases for which we don't yet have a
1674 non-external decl for the target symbol.
1675 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1676 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1677 * toplev.c (compile_file): Use finish_aliases_2 instead of
1678 process_pending_assemble_output_defs.
1679 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1680 (process_pending_assemble_output_defs): Remove.
1682 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1684 Fix PR tree-optimization/20489
1686 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1687 for empty structures.
1689 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1691 Fix PR tree-optimization/20490
1693 * tree-ssa-pre.c (create_expression_by_pieces): Use
1694 force_gimple_operand on result of fold.
1696 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1698 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1699 of closing parenthesis.
1701 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1703 * builtins.c (expand_movstr): Update a call to
1704 fold_builtin_strcpy.
1705 (expand_builtin_strncpy): Update a call to
1706 fold_builtin_strncpy.
1707 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1708 arguments of CALL_EXPR.
1709 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1710 fold_builtin_strncpy.
1711 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1712 * tree.h: Update the prototypes of fold_builtin_strcpy and
1713 fold_builtin_strncpy.
1715 2005-03-16 Steven Bosscher <stevenb@suse.de>
1716 Dorit Naishlos <dorit@il.ibm.com>
1718 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1719 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1722 2005-03-16 Steven Bosscher <stevenb@suse.de>
1724 * tree-inline.c (walk_type_fields, walk_tree,
1725 walk_tree_without_duplicates): Move from here...
1726 * tree.c: ...to here.
1728 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1730 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1731 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1732 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1733 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1734 (version): Define using $(BASEVER_c).
1735 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1737 (version.o): Depend on version files; add custom generation command.
1738 (prefix.o): Define BASEVER on command line.
1739 (s-iov): Depend on version files; adjust command.
1740 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1742 (gcc-vers.texi): New rule.
1743 (doc/%.info, doc/%.dvi): Add -I . to command line.
1744 (doc/gccinstall.dvi): Likewise.
1745 (PACKAGE): Delete. All uses replaced with "gcc".
1746 * aclocal.m4: Do not include gcc-version.m4.
1747 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1748 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1749 Set is_release based on contents of DEV-PHASE.
1750 Set gcc_version based on contents of BASE-VER.
1751 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1752 * config.in, configure: Regenerate.
1753 * gccbug.in: Determine version of GCC in use at runtime.
1754 * gcov-iov.c: Get version number and development phase from
1755 command line, not by including version.c.
1756 * intl.c: Replace all uses of PACKAGE with "gcc".
1757 * libada-mk.in: Delete unused "gcc_version" variable.
1758 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1759 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1760 commentary to match.
1761 (version_string): Put together from pieces.
1762 * config/alpha/x-vms: Do not use $(gcc_version).
1763 * config/i386/t-nwld: Likewise.
1764 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1765 version-GCC and DEVELOPMENT.
1767 2005-03-15 Roger Sayle <roger@eyesopen.com>
1769 PR tree-optimization/17454
1770 * tree.c (tree_size): Add case for TREE_BINFO.
1771 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1772 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1774 2005-03-15 Roger Sayle <roger@eyesopen.com>
1776 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1777 op1 whilst expanding the signed widenening multiply variant.
1779 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1781 * toplev.c (display_target_options): Avoid unused variable warning if
1782 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1783 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1784 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1785 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1786 (mips_isa_info): New variable.
1787 (mips_parse_cpu): Remove the first argument and leave the caller
1789 (TARGET_HANDLE_OPTION): Override default.
1790 (mips_handle_option): New function. Move option validation code from...
1791 (override_options): ...here. Update calls to mips_parse_cpu.
1792 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1793 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1794 (SUBTARGET_TARGET_OPTIONS): Delete.
1795 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1796 (mno-flush-func, mtune=): New options.
1798 2005-03-15 Roger Sayle <roger@eyesopen.com>
1799 Richard Henderson <rth@redhat.com>
1801 * real.c (c4x_single_format, c4x_extended_format): Provide values
1802 for signbit_ro for c4x's single and extended floating point formats.
1803 * optabs.c (expand_copysign): Use the floating point format's
1804 signbit_ro for expanding via expand_copysign_absneg, and it's
1805 signbit_rw field for expanding via expand_copysign_bit.
1807 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1809 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1810 known_alignment_for_access_p.
1811 (known_alignment_for_access_p): New.
1812 (do_peeling_for_alignment): Field made int instead of bool and renamed
1813 to peeling_for_alignment.
1814 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1815 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1816 functionality used to be in vect_analyze_operations.
1817 (vect_analyze_operations): Code to determine vectorization factor was
1818 moved to vect_determine_vectorization_factor.
1819 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1820 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1822 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1823 be part of vect_analyze_operations).
1824 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1825 creating the guard condition, as the number of iterations may be
1827 (slpeel_tree_peel_loop_to_edge): Use new name of
1828 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1829 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1830 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1831 (vect_do_peeling_for_alignment): Use fold.
1832 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1834 (vect_update_inits_of_dr): Renamed to
1835 vect_update_init_of_dr.
1836 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1837 (vectorizable_store): Fix assertion to use == instead of =.
1839 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1841 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1842 call_used_regs for wCG registers.
1844 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1846 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1847 for non-offsettable memory references to cope with outstanding reload
1848 replacements, take 2.
1850 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1853 * config/i386/i386.h (x86_fisttp): New.
1854 (TARGET_FISTTP): New macro.
1855 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1856 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1857 instruction when fisttp flag is set.
1858 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1860 * config/i386/i386.md (type attribute): Add fisttp.
1861 (unit attribute): Set to i387 for fisttp type.
1862 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1863 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1865 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1866 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1868 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1869 patterns for TARGET_FISTTP. Enable patterns for
1870 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1871 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1872 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1873 implement fisttp x87 insn.
1874 (fix_trunc*_i387_fisttp splitters): New patterns.
1875 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1876 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1877 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1879 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1880 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1881 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1882 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1883 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1884 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1885 Disable patterns for TARGET_FISTTP.
1886 (fix_trunc*_i387 splitters): Implement usign mode macros.
1887 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1888 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1889 (fix_trunx*_sse peephole2s): Implement using mode macros.
1891 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1893 PR rtl-optimization/20291
1894 * combine.c (try_combine): If splitting fails, re-try with
1895 original combined pattern, i.e. before clobber stripping.
1897 2005-03-14 Eric Christopher <echristo@redhat.com>
1899 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1900 STACK_GROWS_DOWNWARD.
1902 2005-03-14 Roger Sayle <roger@eyesopen.com>
1904 * real.h (struct real_format): Split the signbit field into two
1905 two fields, signbit_ro and signbit_rw.
1906 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1907 mips_double_format, ieee_extended_motorola_format,
1908 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1909 ieee_extended_intel_128_format, ibm_extended_format,
1910 mips_extended_format, ieee_quad_format, mips_quad_format,
1911 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1912 i370_double_format, c4x_single_format, c4x_extended_format,
1913 real_internal_format): Update initializers for new field.
1914 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1915 real_format structure.
1916 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1917 field of the real_format structure.
1919 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1921 Fix PR tree-optimization/20458
1923 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1924 DECL_EXTERNAL on STRUCT_FIELD tags.
1925 (clear_call_clobbered): Ditto.
1926 * tree-ssa-operands.c (note_addressable): Make sure the original
1927 variable doesn't slip into the addressable list if we have
1929 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1932 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1934 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1935 (-fwide-exec-charset): Likewise.
1936 (-finput-charset): Likewise.
1937 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1938 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1939 * c.opt (Wnormalized): New.
1941 2005-03-14 Devang Patel <dpatel@apple.com>
1943 * doc/invoke.texi: Add reference to Visibility document.
1945 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1947 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1948 MASK_SPLIT_ADDRESSES.
1949 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1950 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1951 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1952 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1953 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1954 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1955 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1956 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1957 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1958 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1959 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1960 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1961 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1962 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1963 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1964 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1965 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1966 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1967 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1968 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1969 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1970 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1971 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1972 (TARGET_EXPLICIT_RELOCS): Delete.
1973 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1974 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1975 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1976 (override_options): Set MASK_LONG64 if -mint64 is given and no
1977 -mlongXX option is. Complain about -mint64 -mlong32.
1978 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1979 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1980 * config/mips/mips.opt: New file.
1982 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1984 * config.gcc (extra_options): New variable for listing option files.
1985 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1986 * configure.ac (extra_opt_files): New AC_SUBST variable.
1987 (tm_file_list, tm_include_list): Include options.h first.
1988 * configure: Regenerate.
1989 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1990 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1991 (s-options-h): New rule.
1992 (options.h): Depend on it.
1993 (TEXI_GCCINT_FILES): Add options.texi.
1994 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1995 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1996 * target.h (gcc_target): Add default_target_flags and handle_option.
1997 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1998 (TARGET_HANDLE_OPTION): New macros.
1999 (TARGET_INITIALIZER): Include them.
2000 * opt-functions.awk (opt_args, nth_arg): New functions.
2001 (switch_flags): Handle the "Target" flag.
2003 (var_name): Use opt_args and nth_arg.
2004 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2005 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2006 macros for the "Mask" and "InverseMask" options.
2007 * opts.h (cl_var_cond): New enum.
2008 (cl_option): Replace the "has_set_value" and "set_value" fields with
2009 "var_cond" and "var_value".
2010 (CL_TARGET): New macro.
2011 (option_enabled, print_filtered_help): Declare.
2012 (decode_options): Move definition.
2013 * opts.c (handle_option): Search for the original option before
2014 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2015 var_cond and var_value fields. Use targetm.handle_option to handle
2017 (decode_options): Set target_flags to targetm.default_target_flags.
2018 (print_filtered_help): Make global. Handle CL_TARGET.
2019 (option_enabled): New function.
2020 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2021 (display_target_options, set_target_switch, print_switch_values)
2022 (default_pch_valid_p): Guard uses of target_switches with
2023 #ifdef TARGET_SWITCHES. Also...
2024 (display_target_options): Display the CL_TARGET entries in cl_options.
2025 (set_target_option): Don't complain about the "" option when
2026 TARGET_SWITCHES is undefined.
2027 (print_switch_values): Use option_enabled.
2028 (default_pch_valid_p): Check cl_options[] when looking for something
2029 that has changed the value of target_flags.
2030 * c.opt: Remove documentation from top of file.
2031 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2032 * doc/sourecebuild.texi: Refer to the new options documentation
2033 instead of c.opt. Document machine-specific .opt files.
2034 * doc/tm.texi (target_flags): Say that this variable is declared
2036 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2037 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2039 * doc/options.texi: New file.
2041 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2044 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2047 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2050 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2051 temporary variable of pointer type if an lvalues is required.
2052 (gimplify_modify_expr_rhs): Request an rvalue from it.
2053 (gimplify_expr): Pass fallback on.
2055 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2057 * cfgbuild.c: Update comments.
2059 2005-03-14 Roger Sayle <roger@eyesopen.com>
2061 PR rtl-optimization/17236
2062 * optabs.c (expand_doubleword_mult): New helper function split out
2063 from expand_binop. Permute the order in which instructions are
2064 emitted to minimize the number of simultaneously live registers.
2065 (expand_binop): Call expand_doubleword_mult to synthesize a double
2066 word multiplication.
2068 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2070 * basic-block.h: Update the prototypes of cached_make_edge and
2072 * cfg.c (cached_make_edge): Take edge_cache representing one
2073 row of the adjacency matrix of edges.
2074 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2075 (make_edges): Initialize edge_cache to represent one row of
2076 the adjacency matrix of edges.
2078 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2080 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2082 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2083 Remove unused removed_phis variable.
2084 (conditional_replacement): Use build1/build2.
2085 (abs_replacement): Use last_and_only_stmt and build1/build2.
2087 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2089 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2090 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2091 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2092 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2093 * c-common.c (handle_novops_attribute): New function.
2094 (c_common_attribute_table): Add "no vops" entry.
2095 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2096 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2097 * tree-ssa-operands.c (get_call_expr_operands): Do not
2098 create virtual operands for calls with ECF_NOVOPS flag.
2099 * tree.h (DECL_IS_NOVOPS): New macro.
2100 (struct tree_decl): Add novops_flag.
2101 (ECF_NOVOPS): New constant.
2103 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2106 * config/i386/i386.c (x86_use_himode_fiop): New.
2107 (x86_use_simode_fiop): Rename from x86_use_fiop.
2108 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2109 (TARGET_USE_HIMODE_FIOP): New.
2110 (x86_use_simode_fiop): Rename from x86_use_fiop.
2111 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2113 * config/i386/i386.md (X87MODEI12): New mode macro define.
2114 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2115 to implement x87 FP compare with HImode input operands.
2116 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2117 Use X87MODEI12 mode macro to handle HImode input operands.
2118 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2119 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2120 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2121 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2122 macro to implement x87 operators with HImode input operands.
2123 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2126 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2128 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2130 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2131 constants invariant.
2133 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2135 * basic-block.h (BB_VISITED): Removed.
2136 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2138 2005-03-14 Falk Hueffner <falk@debian.org>
2141 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2143 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2145 * ggc-zone.c: Fix comment typos.
2147 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2148 stringpool.c, config/mips/mips-protos.h: Update copyright.
2150 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2152 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2153 throughout with its typedef, "rtx".
2154 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2155 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2156 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2157 regs in comment to match code.
2159 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2161 * except.c (check_handled): Make it static.
2162 * except.h: Remove the corresponding prototype.
2164 * function.c (get_func_frame_size): Make it static.
2165 * function.h: Remove the corresponding type.
2167 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2169 * hard-reg-set.h: Remove the corresponding declarations.
2171 * tree-cfg.c (verify_stmts): Check that
2172 bb_for_stmt (stmt) == bb for every PHI node and statement.
2174 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2176 * config.gcc: Remove excess indentation.
2177 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2179 2005-03-13 Roger Sayle <roger@eyesopen.com>
2182 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2183 * fold-const.c (fold_sign_changed_comparison): Likewise.
2184 (fold_binary): Optimize comparisons against widened operands if
2185 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2187 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2189 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2190 (sparc_override_options): Initialize it.
2191 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2193 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2195 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2196 (reg_or_none500mem_operand): New predicate.
2197 (zero_reg_mem_operand): New predicate.
2198 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2199 to reg_or_none500mem_operand.
2200 (extendsfdf2_fpr): Add MEM alternative.
2201 (extenddftf2_internal): Change operand2 predicate to
2202 zero_reg_mem_operand.
2204 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2206 * ggc-zone.c: Rewritten.
2208 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2210 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2211 * config.in: Regenerated.
2212 * configure: Regenerated.
2213 * gengtype.c (write_types_process_field, write_func_for_structure):
2214 Pass new argument to gt_pch_note_object.
2215 * ggc-common.c (struct ptr_data): Add TYPE.
2216 (gt_pch_note_object): Take TYPE argument and save it.
2217 (call_count): Update call to ggc_pch_count_object.
2218 (call_alloc): Update call to ggc_pch_alloc_object.
2219 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2221 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2222 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2223 (ggc_alloc_zone_stat): Delete.
2224 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2225 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2226 (ggc_pch_alloc_object): Update prototypes.
2227 (garbage_zone): Delete.
2228 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2229 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2231 (tree_id_zone): New variable.
2232 (ggc_alloc_cleared_zone): Remove unused.
2233 (ggc_alloc_zone): Define.
2234 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2235 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2236 ggc_alloc_zone_stat.
2237 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2238 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2239 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2240 (make_node_stat): Likewise. Use tree_id_zone.
2242 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2243 Joseph S. Myers <joseph@codesourcery.com>
2245 * configure.ac: Check for MIPS TLS.
2246 * configure: Regenerated.
2247 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2248 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2249 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2250 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2251 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2252 (mips_classify_symbol, mips_symbolic_constant_p)
2253 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2254 (mips_tls_operand_p, mips_call_tls_get_addr)
2255 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2256 (mips_tls_symbol_ref_1): New functions.
2257 (mips_legitimize_address, mips_legitimize_const_move): Call
2258 mips_legitimize_tls_address.
2259 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2261 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2262 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2263 (mips_char_to_class): Document V1_REG.
2264 (HAVE_AS_TLS): Provide default.
2265 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2267 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2269 (tls_get_tp_<mode>): New instruction.
2271 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2273 * configure.ac: Update checks for target tools.
2274 * configure: Regenerated.
2276 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2278 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2280 2005-03-13 Roger Sayle <roger@eyesopen.com>
2282 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2283 more classes of DImode multiplication by constant. Allow both
2284 multiplication by small negative constants (by performing a
2285 multiplication by a positive constant and negating the result) and
2286 multiplications by large powers of two, by using a left shift.
2288 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2290 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2291 of basic blocks into work_stack.
2293 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2294 config/mips/vr.h: Update copyright.
2296 * c-decl.c (c_init_decl_processing): Remove useless calls to
2297 build_function_type.
2299 * builtins.c (fold_trunc_transparent_mathfn,
2300 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2301 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2302 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2303 fold_builtin_strcpy, fold_builtin_strncpy,
2304 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2307 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2310 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2311 variable determinant.
2313 * tree-cfg.c (group_case_labels): Remove local variable type.
2315 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2318 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2321 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2324 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2325 (*movmemqi_insn): Delete.
2326 (*movmemhi): Delete.
2328 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2330 * builtins.c (fold_builtin_classify): Take decomposed
2331 arguments of CALL_EXPR.
2332 (fold_builtin_1): Update a call to fold_builtin_classify.
2334 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2337 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2338 through into call to parser_xref_tag after parse error.
2339 (c_parser_struct_declaration): Consistently return NULL_TREE on
2342 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2344 * tree-flow-inline.h (ref_contains_array_ref): New function.
2345 (lookup_subvars_for_var): Ditto.
2346 (get_subvars_for_var): Ditto.
2347 (var_can_have_subvars): Ditto.
2349 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2350 (struct subvar): New type.
2352 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2354 * tree-optimize.c (init_tree_optimization_passes): Call
2355 pass_create_structure_vars.
2357 * tree-ssa-alias.c: Include vec.h.
2358 (init_alias_info): Don't auto-clear call clobbered on struct-field
2360 (compute_flow_insensitive_aliasing): Handle subvars.
2361 (group_aliases): Handle STRUCT_FIELD aliases.
2362 (setup_pointers_and_addressables): Ditto.
2363 Don't mark variables non-addressable if they still have
2364 addressable subvars.
2365 Also mark subvars addressable when the real variable is marked
2367 (add_pointed_to_var): Try to prune the pointed-to set by only
2368 pointing to subvars when possible.
2369 Otherwise, make sure we set addresses_needed and pt_vars to
2370 properly include subvars.
2371 (bitpos_of_field): New function.
2372 (push_fields_onto_fieldstack): Ditto.
2373 (get_or_create_used_part_for): Ditto.
2374 (create_overlap_variables_for): Ditto.
2375 (find_used_portions): Ditto.
2376 (create_structure_vars): Ditto.
2377 (pass_create_structure_vars): New structure.
2379 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2380 (get_expr_operands): Handle subvars. Also try to turn
2381 COMPONENT_REF accesses into must-defs now that we can accurately
2383 (note_addressable): Try to only mark as addressable those subvars
2384 we know a COMPONENT_REF touches.
2385 (overlap_subvar): New function.
2387 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2388 Handle subvar storing.
2389 (vect_address_analysis): Update caller of vect_object_analysis.
2391 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2393 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2394 (STMT_VINFO_SUBVARS): New macro.
2396 * common.opts: add flag_tree_salias.
2398 * opts.c (decode_options): flag_tree_salias defaults to on.
2400 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2402 * doc/tree-ssa.texi: Document structural alias analysis.
2404 2005-03-12 Steven Bosscher <stevenb@suse.de>
2406 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2407 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2408 * tree-ssa-operands.c (get_expr_operands): Likewise.
2409 (get_expr_operands): Likewise for ERROR_MARK.
2411 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2413 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2416 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2419 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2420 (mark_operand_necessary): Remove local variable ver.
2422 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2423 variable prefix_len.
2425 * value-prof.c (mod_subtract_transform): Remove local variable
2428 * builtins.c (fold_builtin_exponent): Take decomposed
2429 arguments of CALL_EXPR.
2430 (fold_builtin_1): Update a call to fold_builtin_exponent.
2432 * builtins.c (fold_builtin_logarithm): Take decomposed
2433 arguments of CALL_EXPR.
2434 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2436 * c-decl.c (c_init_decl_processing): Remove local variables
2437 ptr_ftype_void and ptr_ftype_ptr.
2439 * gimplify.c (gimplify_expr): Remove local variables r0 and
2442 * reg-stack.c (move_for_stack_reg): Remove local variable
2444 (compare_for_stack_reg): Remove local variable flags_user.
2445 (convert_regs_1): Remove local variable deleted.
2447 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2449 (combine_blocks): Remove local variables exits and new_e.
2451 * tree-inline.c (expand_call_inline): Remove local variable
2454 * tree-ssa-live.c (create_ssa_var_map,
2455 calculate_live_on_entry): Remove local variable snn.
2457 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2459 * c-lex.c (c_lex_with_flags): Add parameter to call to
2462 2005-03-11 Per Bothner <per@bothner.com>
2464 * c-tree.h (struct c_declarator): New id_loc field.
2465 * c-pragma.h (c_lex_with_flags): Take position reference.
2466 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2467 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2468 (c_lex): Pass dummy location to c_lex_with_flags.
2469 * c-parser.c (c_lex_one_token): Set c_token's location using
2470 c_lex_with_flags, instead of input_location, which might be "ahead".
2471 (c_parser_direct_declarator): Set declarator's id_loc from
2473 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2474 declarator's id_loc, rather than probably-imprecise input_location.
2475 (build_id_declarator): Initialize c_declarator's id_loc field.
2477 2005-03-11 Roger Sayle <roger@eyesopen.com>
2480 * builtins.c (expand_builtin_signbit): Force the signbit's word
2481 into an integer register to avoid SUBREGs of floating point modes.
2483 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2485 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2486 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2487 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2488 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2490 2005-03-11 David Edelsohn <edelsohn@gnu.org>
2492 PR rtl-optimization/20306
2493 * expr.c (emit_move_complex): Set try_int false if mode is
2494 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
2495 emit_block_move if try_int is true.
2497 2005-03-11 Richard Henderson <rth@redhat.com>
2500 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2501 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2504 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2506 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2507 (TARGET_FIX_VR4130): New macro.
2508 (TARGET_OPTIONS): Add -mfix-vr4130.
2509 (ISA_HAS_MACCHI): New macro.
2510 (ASM_SPEC): Add -mfix-vr4130.
2511 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2512 (override_options): Handle mips_fix_vr4130_string.
2513 (mips_avoid_hazards): Clear all_noreorder_p
2514 if we're working around VR4130 errata and the macc alternatives
2516 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2517 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2518 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2519 (MULTILIB_DEFAULTS): Remove leading "march=".
2520 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
2521 if no architecture option is given.
2522 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2524 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2525 * doc/invoke.texi: Document -mfix-vr4130.
2527 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2529 * config/mips/mips.c (override_options): Only warn about -mint64
2530 deprecation if TARGET_INT64.
2532 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2534 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2535 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2536 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2537 are non-specific regarding the nonnull parameter positions.
2538 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2539 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2540 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2541 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2543 * builtins.def: Use the non-specific "nonnull" attibute lists.
2545 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2547 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2548 single_pred_edge, single_succ, single_pred): Improve comments.
2550 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2552 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2553 single_pred_edge, single_succ, single_pred): New inline functions.
2554 * bb-reorder.c (rotate_loop, find_traces_1_round,
2555 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2556 duplicate_computed_gotos): Use the single_succ/pred functions.
2557 * cfganal.c (forwarder_block_p): Ditto.
2558 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2559 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2560 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2561 merge_seq_blocks): Ditto.
2562 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2563 * cfglayout.c (fixup_reorder_chain): Ditto.
2564 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2565 canonicalize_loop_headers, verify_loop_structure): Ditto.
2566 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2567 mfb_update_loops, create_preheader, force_single_succ_latches,
2568 create_loop_notes): Ditto.
2569 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2570 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2571 commit_one_edge_insertion, purge_dead_edges,
2572 cfg_layout_can_merge_blocks_p): Ditto.
2573 * except.c (sjlj_emit_function_enter): Ditto.
2574 * flow.c (init_propagate_block_info): Ditto.
2575 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2576 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2577 insert_insn_end_bb): Ditto.
2578 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2579 find_if_case_2): Ditto.
2580 * lambda-code.c (perfect_nestify): Ditto.
2581 * lcm.c (optimize_mode_switching): Ditto.
2582 * loop-doloop.c (doloop_modify): Ditto.
2583 * loop-init.c (loop_optimizer_init): Ditto.
2584 * loop-iv.c (simplify_using_initial_values): Ditto.
2585 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2586 * loop-unswitch.c (unswitch_loop): Ditto.
2587 * modulo-sched.c (generate_prolog_epilog): Ditto.
2588 * predict.c (combine_predictions_for_insn, estimate_probability,
2589 tree_estimate_probability, last_basic_block_p,
2590 estimate_bb_frequencies): Ditto.
2591 * profile.c (branch_prob): Ditto.
2592 * regrename.c (copyprop_hardreg_forward): Ditto.
2593 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2594 * tracer.c (layout_superblocks): Ditto.
2595 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2596 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2597 cleanup_control_expr_graph, disband_implicit_edges,
2598 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2599 tree_verify_flow_info, tree_make_forwarder_block,
2600 tree_forwarder_block_p, remove_forwarder_block,
2601 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2602 * tree-if-conv.c (tree_if_conversion): Ditto.
2603 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2604 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2605 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2606 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2607 copy_loop_headers): Ditto.
2608 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2609 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2610 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2611 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2612 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2613 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2614 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2615 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2616 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2617 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2618 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2619 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2620 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2621 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2622 slpeel_add_loop_guard): Ditto.
2624 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2626 PR tree-optimization/15784
2627 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2630 * stmt.c (expand_case): Don't change index_type. Convert minval
2633 PR tree-optimization/20130
2634 * fold-const.c (fold): Fold x * -1 into -x.
2636 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2638 PR rtl-optimization/20331
2639 * rtlanal.c (modified_between_p): Check its address first for MEM.
2640 (modified_in_p): Likewise.
2642 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2644 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2646 2005-03-10 Steven Bosscher <stevenb@suse.de>
2648 * expr.c (expand_expr_real_1): If possible, use a conditional
2649 move for expanding MIN_EXPR and MAX_EXPR.
2650 Use temp for moving around rtx-en.
2652 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2655 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2658 2005-03-10 Roger Sayle <roger@eyesopen.com>
2660 * builtins.c (expand_builtin_signbit): Extend to handle floating
2661 point modes wider than the largest integer type, using the
2662 operand_subword_force function to obtain the signbit's word.
2664 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2667 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2668 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2670 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2672 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2674 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2676 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2678 (perform_edge_inserts): Unconditionally call
2679 free_dominator_info.
2681 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2683 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2685 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2687 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2689 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2691 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2693 (rtl_register_value_prof_hooks,
2694 tree_value_profile_transformations,
2695 tree_register_value_prof_hooks): Likewise.
2696 * var-tracking.c (stack_adjust_offset_pre_post,
2697 variable_htab_free, variable_union, dataflow_set_different_2,
2698 count_uses, variable_was_changed, set_frame_base_location,
2699 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2700 vt_add_function_parameters): Likewise.
2701 * varasm.c (named_section_real, named_section, make_decl_rtl,
2702 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2703 const_hash_1, compare_constant, copy_constant, force_const_mem,
2704 output_constant_pool_2, output_constant_pool_1, output_constant,
2705 output_constructor, make_decl_one_only, decl_tls_model,
2706 default_no_named_section, default_elf_select_section_1,
2707 default_unique_section_1): Likewise.
2708 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2709 * vmsdbgout.c (addr_const_to_string): Likewise.
2712 * function.c (struct assign_parm_data_one): Remove last_named
2714 (assign_parm_find_data_types): Don't determine last_named.
2715 Reorder named_parm determination.
2716 (assign_parms): Only setup varargs on the last non-varadic
2719 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2721 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2722 sda base address on medium model.
2724 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2726 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2727 * cfgloop.c (flow_loop_nodes_find): Export.
2728 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2730 * cfgloopmanip.c (fix_loop_structure): New function.
2731 * predict.c (predict_loops): Clean up the loops information.
2732 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2733 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2735 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2736 (rewrite_into_loop_closed_ssa): Declaration changed.
2737 * tree-loop-linear.c (linear_transform_loops): Add argument to
2738 rewrite_into_loop_closed_ssa call.
2739 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2740 * tree-ssa-loop-im.c (move_computations): Ditto.
2741 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2742 * tree-vectorizer.c (vectorize_loops): Ditto.
2743 * tree-optimize.c: Include cfgloop.h.
2744 (execute_todo): Choose whether to call cleanup_tree_cfg or
2745 cleanup_tree_cfg_loop.
2746 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2747 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2748 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2749 cleanup_tree_cfg_loop call.
2750 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2751 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2752 work on part of cfg.
2754 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2757 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2758 with multiple alternatives.
2760 * stmt.c (parse_output_constraint): Fix a typo.
2762 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2764 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2765 assembly directive instead of deprecated "no-generics".
2767 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2769 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2770 for non-offsettable memory references to cope with outstanding reload
2772 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2773 avoid losing outstanding address reloads.
2774 ("reload_outdi", "reload_outdf"): Likewise.
2776 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2779 code. Add more cbrt transformations.
2781 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2783 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2785 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2787 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2788 NULL_TREE when a given tree is not simplified.
2789 (fold): Return the original tree when any of the functions
2790 mentioned above NULL_TREE.
2792 * fold-const.c (fold_unary, fold_binary): Take decomposed
2793 arguments, code, type, op0, and op1 in case of fold_binary.
2794 (fold): Update calls to fold_unary and fold_binary.
2796 2005-03-09 Roger Sayle <roger@eyesopen.com>
2798 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2799 a fndecl and an arglist instead of a CALL_EXPR, exp.
2801 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2803 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2805 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2807 * expr.c (expand_assignment): Remove orig_to_rtx.
2809 * fold-const.c (int_const_binop): Remove no_overflow.
2811 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2813 * loop-iv.c (get_biv_step_1): Remove lhs.
2815 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2817 * real.c (real_nan): Remove neg.
2819 * function.c (thread_prologue_and_epilogue_insns): Remove i
2822 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2825 * tree-eh.c (tree_could_trap_p): Remove idx.
2827 * tree-into-ssa.c (ann): Remove ann.
2829 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2831 * tree-sra.c (decide_block_copy): Remove inst_count.
2833 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2835 * tree-ssa-loop-im.c (lhs): Remove.
2837 * cfgbuild.c (state, STATE, SET_STATE,
2838 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2840 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2841 (find_basic_blocks): Set the state of each basic block to
2844 2005-03-08 Jeff Law <law@redhat.com>
2846 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2847 goto results in the removal of edges in the CFG, then we need
2848 to recompute dominators.
2850 2005-03-09 Ben Elliston <bje@au.ibm.com>
2852 * c-common.c (c_do_switch_warnings): Comment fix.
2854 2005-03-08 Julian Brown <julian@codesourcery.com>
2856 * Patch from 2005-03-08 reverted for causing regressions and
2857 ppc-darwin bootstrap failure.
2859 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2861 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2862 Define the real function for ppc-darwin.
2863 * c-typeck.c (convert_arguments): Check for target-specific
2864 invalid argument call to unprototyped function.
2865 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2867 * target.h (invalid_arg_for_unprototyped_fn): New field
2869 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2870 default target hook.
2871 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2874 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2876 * c-typeck.c (constructor_stack, constructor_range_stack,
2877 initializer_stack): Make them static.
2879 * cfg.c (rbi_pool): Make it static.
2881 * gimple-low.c (lower_stmt_body): Make it static.
2882 * tree-flow.h: Remove the corresponding prototype. Don't
2885 * sched-deps.c (cache_size): Make it static.
2887 * stor-layout.c (lang_adjust_rli): Make it static.
2889 2005-03-08 Julian Brown <julian@codesourcery.com>
2891 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2892 from being used for symbols with vague linkage when
2893 HAVE_GAS_COMDAT_GROUP is true.
2895 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2897 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2898 nlabel == JUMP_LABEL (jump).
2900 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2902 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2903 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2904 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2905 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2907 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2910 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2911 * c-common.c (handle_returns_twice): New function.
2912 (c_common_attribute_table): Declare eturns_twice' attribute.
2913 * doc/extend.texi: Document eturns_twice' attribute.
2914 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2915 (struct tree_decl): Add returns_twice_flag.
2917 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2919 * tree-ssa-phiopt.c: Fix a comment typo.
2921 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2922 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2923 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2926 2005-03-08 Richard Henderson <rth@redhat.com>
2928 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2929 builtin codes with ctzdi2, clzdi2, popcountdi2.
2930 (struct alpha_builtin_def): Add is_const.
2931 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2932 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2933 (alpha_init_builtins): Init them. Set nothrow and const attributes
2935 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2936 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2937 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2938 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2939 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2940 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2941 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2942 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2943 (TARGET_FOLD_BUILTIN): New.
2944 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2945 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2947 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2949 2005-03-08 Ira Rosen <irar@il.ibm.com>
2951 PR tree-optimization/20122
2952 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2953 condition of access function instead of base.
2955 2005-03-07 Jeff Law <law@redhat.com>
2956 Steven Bosscher <stevenb@suse.de>
2958 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2959 (find_taken_edge): Call find_taken_edge_computed_goto as
2960 appropriate. Allow any gimple invariant rather than just
2961 INTEGER_CST for VAL.
2962 (cleanup_control_flow): Cleanup a computed goto which has turned
2964 (tree_merge_blocks): If block B has any forced labels, move
2965 them to the start of block A.
2966 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2967 computed gotos as well.
2968 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2969 removal of unnecessary computed gotos too.
2970 (lookup_redirection_data): Fix type of INSERT argument. Callers
2973 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2975 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2976 Remove trailing spaces.
2978 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2979 unshare_all_trees): Make them static.
2980 * tree-gimple.h: Remove the corresponding prototypes.
2982 * diagnostic.h: Remove unused prototype
2983 debug_output_buffer.
2984 * modulo-sched.c: Remove unused prototype
2985 set_row_column_for_ps.
2987 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2988 replace_phi_edge_with_variable): Remove unused variable i.
2990 2005-03-07 Per Bothner <per@bothner.com>
2992 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2994 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2997 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2998 bbs on the COND_EXPR instead of the PHI_NODEs.
2999 (candidate_bb_for_phi_optimization): Remove.
3000 (replace_phi_with_stmt): Rename to ...
3001 (replace_phi_edge_with_variable): this and change so that we
3002 replace the phi argument instead of removing the PHI.
3003 (conditional_replacement): Change so we deal with PHI with more
3005 (value_replacement): Likewise.
3006 (abs_replacement): Likewise.
3008 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3010 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3011 output_e500_flip_gt_bit.
3013 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3015 (rs6000_generate_compare): Fix logic to look at the correct bits.
3016 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3018 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3019 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3020 gen_move_from_CR_gt_bit.
3022 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3023 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3024 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3026 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3027 (E500_CR_IOR_COMPARE): New constant.
3029 2005-03-08 Earl Chew <earl_chew@agilent.com>
3030 David Billinghurst <David.Billinghurst@riotinto.com>
3032 * config/i386/host-cygwin.c: New file to support precompiled
3034 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3035 * config.host: Use above files for cygwin host.
3037 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3039 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3040 ordering ops from earlier change.
3042 2005-03-07 Per Bothner <per@bothner.com>
3044 Various fixes to allow us to again build if --enable-mapped-location:
3045 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3046 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3047 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3048 local variable loc. Change logic appropriately.
3049 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3050 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3051 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3052 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3053 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3055 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3057 PR rtl-optimization/19683
3058 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3059 number of bytes, to smallest_int_for_mode. Fix arguments to
3060 REG_CANNOT_CHANGE_MODE_P.
3062 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3064 * reorg.c (relax_delay_slots): Check that the jump is
3065 conditional before trying to invert it.
3067 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3069 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3072 * calls (stack_arg_under_construction): Make it static.
3074 * flow.c (regs_live_at_setjmp): Make it static.
3075 * flow.h: Remove the corresponding prototype.
3077 * reload1.c (reload_startobj, reload_firstobj,
3078 something_needs_operands_changed, reload_inherited,
3079 reload_inheritance_insn, reload_override_in,
3080 reload_spill_index): Make them static.
3082 * recog.c (verify_changes): Make it static.
3083 * recog.h: Remove the corresponding prototype.
3085 * cfgbuild.c (find_sub_basic_blocks): Remove.
3086 * basic-block.h: Remove the corresponding prototype.
3087 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3089 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3091 * tree-ssa-operands.c (check_build_stmt): Remove.
3093 * stor-layout.c (set_alignment): Remove.
3094 * tree.h: Remove the corresponding prototype.
3096 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3098 * tree-ssa-dce.c (control_dependence_map,
3099 visited_control_parents): Make them static.
3101 * cfghooks.c (verify_flow_info): Remove local variable
3104 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3107 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3109 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3111 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3113 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3115 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3116 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3117 PARALLEL for an empty structure.
3119 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3121 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3123 * fold-const.c (fold_binary): Unroll the very first "for"
3126 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3128 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3129 redundant match_code test.
3130 (scc_comparison_operator): Swap match_operand and match_code
3132 (branch_positive_comparison_operator): Same.
3133 (trap_comparison_operator): Use comparison_operator and swap with
3136 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3139 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3140 (out_movhi_r_mr): Read low byte of volatile MEM first.
3141 (out_movhi_mr_r): Write high byte of volatile MEM first.
3143 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3145 * cselib.c (reg_values, reg_values_size): Make them static.
3147 * cse.c (cse_reg_info_table): Make it static.
3149 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3151 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3153 * cse.c (find_best_addr): Use canon_for_address.
3155 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3157 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3158 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3159 SUBREG and MEM, respectively.
3161 * fold-const.c (fold_binary): Use code instead of t.
3163 * fold-const.c (optimize_minmax_comparison): Take decomposed
3164 arguments code, type, op0, and op1 instead of t.
3165 (fold_binary): Update a call to optimize_minmax_comparison.
3167 * fold-const.c (fold_range_test): Take decomposed arguments
3168 code, type, op0, and op1 instead of t.
3169 (fold_binary): Update a call to fold_range_test.
3171 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3172 decomposed arguments code, type, op0, and op1 instead of t.
3173 (fold_binary): Update a call to fold_range_test.
3175 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3177 * fold-const.c (fold_binary): Avoid directly using the original
3178 expression t as much as possible.
3180 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3182 * c-semantics.c (build_stmt): Use TYPE_P instead of
3183 IS_NON_TYPE_CODE_CLASS.
3184 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3185 (NON_TYPE_CHECK): Use TYPE_P instead of
3186 IS_NON_TYPE_CODE_CLASS.
3188 * fold-const.c (fold): Remove handling of binary expressions.
3190 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3192 * doc/c-tree.texi: Wrap comments in @r{}.
3193 * doc/cpp.texi: Likewise.
3194 * doc/cppinternals.texi: Likewise.
3195 * doc/extend.texi: Likewise.
3196 * doc/md.texi: Likewise.
3197 * doc/objc.texi: Likewise.
3198 * doc/sourcebuild.texi: Likewise.
3199 * doc/tm.texi: Likewise.
3202 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3204 * predict.c (apply_return_prediction): Standardize PHI chain
3206 * tree-ssa.c (ssa_redirect_edge): Likewise.
3208 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3209 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3212 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3213 * tree-flow.h: Adjust the prototype for remove_phi_node.
3214 * lambda-code.c (perfect_nestify): Adjust a call to
3217 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3218 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3220 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3221 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3222 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3223 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3225 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3226 of GEN_INT (trunc_int_for_mode (...)).
3227 * loop-iv.c (iv_number_of_iterations): Likewise.
3228 * postreload.c (reload_cse_move2add): Likewise.
3229 * simplify-rtx.c (simplify_const_unary_operation,
3230 simplify_const_binary_operation): Likewise.
3231 * stor-layout.c (get_mode_bounds): Likewise.
3233 * fold-const.c (fold_binary): New.
3234 (fold): Call fold_binary on binary expressions.
3236 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3238 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3239 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3240 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3241 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3242 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3244 2005-03-04 Devang Patel <dpatel@apple.com>
3246 PR tree-optimization/18815
3247 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3248 loops with zero exit edges.
3250 2005-03-04 Devang Patel <dpatel@apple.com>
3252 * doc/invoke.texi: Remove reference to webpage that does not exist.
3254 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3255 Joseph S. Myers <joseph@codesourcery.com>
3258 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3259 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3260 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3261 * pa.c (get_plabel): Change argument to symbol_ref. Call
3262 maybe_get_identifier instead of get_identifier.
3263 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3264 (struct deferred_plabel): Replace name field with symbol field.
3265 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3266 ASM_OUTPUT_EXTERNAL_REAL is defined.
3267 (output_global_address): Use output_addr_const for output of all
3269 (output_deferred_plabels): Use symbol_ref instead of name for address
3271 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3272 ASM_OUTPUT_SYMBOL_REF): New macros.
3273 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3275 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3278 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3280 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3281 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3283 2005-03-04 Jeff Law <law@redhat.com>
3285 * basic-block.h (rediscover_loops_after_threading): Declare.
3286 * tree-ssa-dom.c: Include cfgloop.h.
3287 (tree_ssa_dominator_optimize): Discover loops and some basic
3288 properties. Remove forwarder blocks recreated by loop header
3289 canonicalization. Also mark backedges in the CFG.
3290 * tree-ssa-threadupdate.c: Include cfgloop.h
3291 (rediscover_loops_after_threading): Define.
3292 (struct local_info): New field, JUMP_THREADED.
3293 (prune_undesirable_thread_requests): New function.
3294 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3295 then record that fact for the callers of redirct_edges.
3296 (thread_block): If BB has incoming backedges, then call
3297 prune_undesirable_thraed_requests. Note when we are
3298 going to have to rediscover loop information. Return a
3299 boolean indicating if any jumps were threaded.
3300 (thread_through_all_blocks): Bubble up boolean indicating
3301 if any jumps were threaded.
3302 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3303 (tree-ssa-threadupdate.o): Similarly.
3305 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3307 * fold-const.c (fold_ternary): Unroll the "for" loop to
3310 2005-03-04 Andrew Haley <aph@redhat.com>
3312 * unwind-dw2-fde-glibc.c (struct
3313 unw_eh_callback_data.check_cache): New field.
3314 (frame_hdr_cache): New.
3315 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3316 Cache frame header info.
3318 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3320 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3321 (print_c_condition): Declare.
3322 * read-rtl.c (ptr_loc): New structure.
3323 (ptr_locs, ptr_loc_obstack, joined_conditions)
3324 (joined_conditions_obstack): New variables.
3325 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3326 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3327 (join_c_conditions, print_c_condition): New functions.
3328 (apply_macro_to_string): Associate the new string with the same
3329 source location as the old one.
3330 (add_condition_to_string): Use join_c_conditions.
3331 (read_string): Use set_rtx_ptr_loc to record a filename and line
3332 number for the string.
3333 (read_rtx): Initialize the new variables above.
3334 * genattrtab.c (write_test_expr, write_attr_value): Use
3336 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3337 comment above the GCC_VERSION check.
3338 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3339 Inline the definition of MAYBE_EVAL.
3340 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3341 * genoutput.c (process_template): Likewise.
3342 * genpreds.c (write_predicate_subfunction): Likewise.
3343 (write_predicate_expr): Use print_c_condition.
3344 * genrecog.c (write_cond): Likewise.
3345 * gensupport.c (process_rtx): Use join_c_conditions to join the
3346 conditions of a define_insn_and_split. Record a source location
3347 for the string after the "&&".
3348 (alter_test_for_insn): Use join_c_conditions.
3350 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3353 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3354 PR tree-optimization/15784
3355 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3358 2005-03-04 Ben Elliston <bje@au.ibm.com>
3360 * gcc.c (option_map): Add --coverage.
3361 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3362 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3363 * config/darwin.h: Pass -lgcov for `coverage'.
3364 * doc/invoke.texi (Debugging Options): Document --coverage.
3366 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3368 * gcse.c (bypass_block): Use find_edge wherever possible.
3370 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3374 * c-opts.c (c_common_parse_file): Call start_source_file
3375 and end_source_file at the approriate times.
3377 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3378 the main file, it will be done for us now.
3380 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3382 * fold-const.c (fold_ternary): New.
3383 (fold): Call fold_ternary on ternary expressions. Remove
3384 handling of ternary expressions.
3386 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3388 PR tree-optimization/15784
3389 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3392 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3394 * config/rs6000/predicates.md (branch_comparison_operator):
3395 Convert from C block to conditional format.
3397 2005-03-03 Jan Hubicka <jh@suse.cz>
3399 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3400 and non-constant public variables.
3402 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3404 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3407 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3410 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3411 calls to release_ssa_name and release_phi_node.
3413 * fold-const.c (fold): Remove handling of unary expressions.
3415 * fold-const.c (fold_unary): Avoid directly using the original
3416 expression t as much as possible.
3418 2005-03-03 Roger Sayle <roger@eyesopen.com>
3419 Andrew Pinski <pinskia@physics.uc.edu>
3421 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3422 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3424 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3426 Describe special registers SRP and MOF as allocatable registers.
3427 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3428 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3429 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3430 TARGET_HAS_MUL_INSNS.
3431 (cris_print_operand) <case 'd'>: New case.
3432 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3433 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3435 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3436 (REG_ALLOC_ORDER): Update for MOF.
3437 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3439 (GENERAL_REGS): No longer a define of ALL_REGS.
3440 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3441 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3443 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3444 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3445 (SECONDARY_RELOAD_CLASS): Define.
3446 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3447 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3448 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3449 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3450 (REGISTER_MOVE_COST): Define.
3451 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3452 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3453 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3454 (CRIS_MOF_REGNUM): New define_constants.
3455 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3457 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3459 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3460 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3461 Adjust for MOF being properly described as a register.
3462 (indir_to_reg_split): Name this split. Conditionalize on the
3463 destination register being a general register.
3464 (movei): Conditionalize on on operands 0 and 1 having the same
3467 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3470 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3471 -mcpu to override any other explicitly given flags.
3473 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3475 * recog.c (verify_changes, confirm_change_group): New functions,
3476 broken out of apply_change_group.
3477 (apply_change_group): Use them.
3478 * recog.h (verify_change, confirm_change_group): Declare.
3479 * rtl.h (redirect_jump_2): Declare.
3480 * jump.c (redirect_exp, invert_exp): Delete.
3481 (invert_exp_1): Take second parameter. Return value. Changed caller.
3482 (redirect_jump_2): New function, broken out of redirect_jump.
3483 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3484 (invert_jump): Use invert_jump_1 and redirect_jump_2.
3485 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
3487 2005-03-02 Geoffrey Keating <geoffk@apple.com>
3489 * varasm.c (named_section): Use xstrdup rather than doing it by
3492 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
3494 2005-03-02 Devang Patel <dpatel@apple.com>
3496 Undo PR tree-optimization/18815 fix.
3498 2005-03-02 Devang Patel <dpatel@apple.com>
3500 PR tree-optimization/18815
3501 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3502 loops with zero exit edges.
3504 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3506 * cfg.c (connect_src, connect_dest, disconnect_src,
3507 disconnct_dest): New.
3508 (unchecked_make_edge, remove_edge, redirect_edge_succ,
3509 redirect_edge_pred): Use the new functions.
3511 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3512 free_dominance_info only when needed.
3514 2005-03-02 David Edelsohn <edelsohn@gnu.org>
3517 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
3518 (reg_or_sub_cint64_operand): Same.
3520 2005-03-02 Jeff Law <law@redhat.com>
3522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
3523 CFG_ALTERED in the main DOM iteration loop.
3525 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3528 * varasm.c (initializer_constant_valid_p): Allow conversions
3529 between OFFSET_TYPEs. Tidy.
3531 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3533 * config/cris/cris.md ("return"): Remove epilogue delay list
3536 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3538 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3540 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3542 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3544 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3545 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3546 config/m68k/m68k.c, config/mips/mips.h,
3547 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3548 doc/include/gcc-common.texi: Update copyright.
3550 PR middle-end/18029 and PR middle-end/18030
3551 * expr.c (optimize_bitfield_assignment_op): Add a special case
3552 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3554 * fold-const.c (fold_unary): New.
3555 (fold): Call fold_unary on unary expressions.
3557 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3559 * cgraph.h (struct cgraph_edge): Add prev_caller and
3561 (cgraph_node_remove_callees): Export.
3562 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3564 (cgraph_edge_remove_callee): New function.
3565 (cgraph_edge_remove_caller): Likewise.
3566 (cgraph_remove_edge): Use.
3567 (cgraph_redirect_edge_callee): Likewise.
3568 (cgraph_node_remove_callees): New function.
3569 (cgraph_node_remove_callers): Likewise.
3570 (cgraph_remove_node): Use.
3571 * tree-optimize.c (tree_rest_of_compilation): Use
3572 cgraph_node_remove_callees instead of manual loop.
3573 * cgraphunit.c (cgraph_finalize_function): Likewise.
3574 (cgraph_expand_function): Likewise.
3575 (cgraph_remove_unreachable_nodes): Likewise.
3577 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3580 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3582 * c-decl.c (undeclared_variable): Take location as argument.
3583 * c-typeck.c (build_external_ref): Likewise.
3584 * c-parser.c (c_parser_postfix_expression): Pass location of
3585 identifier to build_external_ref.
3587 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3589 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3590 CCEQ mode for branch_positive_comparison_operator test.
3591 * config/rs6000/predicates (branch_comparison_operator): Revert to
3593 (scc_comparison_operator): Same.
3594 (branch_positive_comparison_operator): Same.
3596 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3598 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3599 (cris_delay_slots_for_epilogue): Remove.
3600 (save_last): Move into cris_target_asm_function_epilogue.
3601 (cris_target_asm_function_epilogue): Remove tests for file being
3603 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3604 (cris_delay_slots_for_epilogue): Remove prototypes.
3605 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3606 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3608 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3610 * config/rs6000/predicates.md (branch_comparison_operator): Change
3611 to define_special_predicate.
3612 (scc_comparison_operator): Same.
3613 (branch_positive_comparison_operator): Same.
3615 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3617 * Makefile.in (tree-ssa-sink.o): New.
3618 (OBJS-common): Add tree-ssa-sink.o.
3619 * common.opt: Add -ftree-sink
3620 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3621 * timevar.def (TV_TREE_SINK): new timevar.
3622 * tree-flow.h (is_hidden_global_store): Prototype.
3623 * tree-optimize.c (init_tree_optimization_passes): Add
3625 * tree-pass.h (pass_sink_code): New.
3626 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3627 for non-obvious global store store to is_hidden_global_store, and
3628 call that new function.
3629 * tree-ssa-sink.c: New file.
3630 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3631 * doc/passes.texi: Document forward store motion.
3632 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3633 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3634 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3635 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3637 2005-03-01 Per Bothner <per@bothner.com>
3639 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3640 and we have a non-zero column-number, add it to the message.
3641 Also factor out the diagnostic_kind_text.
3643 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3645 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3646 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3647 flow_loop_scan): Removed.
3648 (flow_loop_dump): Do not dump removed fields.
3649 (flow_loop_free): Do not free removed fields.
3650 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3651 (loop_exit_edge_p): New function.
3652 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3653 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3654 num_exits, exits_doms.
3655 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3656 LOOP_EDGES, LOOP_ALL): Removed.
3657 (flow_loop_scan): Declaration removed.
3658 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3659 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3661 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3662 (if_convert): Call flow_loops_find and flow_loops_free
3663 when calling mark_loop_exit_edges.
3664 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3665 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3666 free_dominance_info calls.
3667 * loop-init.c (flow_loops_find): Ditto.
3668 * passes.c (rest_of_handle_branch_prob): Ditto.
3669 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3670 * loop-unroll.c (analyze_insns_in_loop): Do not use
3672 * predict.c (predict_loops): Do not call flow_loop_scan.
3673 Use get_loop_exit_edges.
3674 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3675 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3676 Do not use EDGE_LOOP_EXIT.
3677 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3678 to bb_with_exit_edge_p.
3679 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3680 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3681 to bb_with_exit_edge_p.
3682 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3684 * tree-loop-linear.c (linear_transform_loops): Do not call
3685 flow_loop_scan. Use loop->single_exit.
3686 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3687 (vect_analyze_loop_form): Do not call flow_loop_scan.
3688 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3690 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3692 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3693 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3694 slpeel_tree_duplicate_loop_to_edge_cfg,
3695 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3696 Use loop_preheader_edge and loop->single_exit. Do not call
3699 2005-03-01 Nick Clifton <nickc@redhat.com>
3701 * config/arm/arm.c (thumb_find_work_register): Check all of the
3702 argument registers to see if they are free, and a couple of
3703 special cases where the last argument register but can be proved
3704 to be available during the function's prologue.
3705 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3706 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3707 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3709 (thumb_compute_save_reg_mask): Likewise. Also use
3710 thumb_find_work_register() to ensure that there is agreement about
3711 which work register is going to be used in the prologue.
3712 (thumb_output_function_prologue): Use unsigned long as the type
3713 for the register bit-mask. Also delay pushing the link register if
3714 other high registers are going to be pushed.
3715 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3716 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3717 redundant prototypes.
3719 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3722 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3723 and after reload in REG+REG indexed addresses without REG_POINTER
3724 set in the base and not set in the index.
3726 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3728 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3729 Don't undefine here.
3730 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3731 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3732 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3733 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3734 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3736 * config.gcc (sh*-*-linux*): Use config/linux.h.
3738 2005-02-28 Dale Johannesen <dalej@apple.com>
3739 Stan Shebs <shebs@apple.com>
3741 Rewrite of 64-bit Darwin structure-by-value pass/return.
3742 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3743 intoffset, use_stack, named.
3744 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3745 (rs6000_darwin64_record_arg_advance_flush): New.
3746 (rs6000_darwin64_record_arg_advance_recurse): New.
3747 (rs6000_darwin64_record_arg_flush): New.
3748 (rs6000_darwin64_record_arg_recurse): New.
3749 (rs6000_darwin64_record_arg): New.
3750 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3751 (function_arg_boundary): Handle 128-bit aligned structs.
3752 (function_arg_advance): Rewrite darwin64 struct handling.
3753 (function_arg): Call rs6000_darwin64_record_arg.
3754 (function_arg_partial_nregs): Handle darwin64 structs.
3755 (rs6000_darwin64_function_value): Remove.
3756 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3758 2005-02-28 Roger Sayle <roger@eyesopen.com>
3760 PR tree-optimization/20216
3761 * tree-chrec.c (tree_fold_factorial): Delete.
3762 (tree_fold_binomial): Change argument list to take a return type
3763 and change the type of K to unsigned int. Rewrite to avoid explicit
3764 evaluation of factorials, and (recursively) calling fold to perform
3765 compile-time arithmetic. Return NULL on (internal) overflow.
3766 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3767 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3768 if any intermediate calculation overflows.
3769 (chrec_apply): Update call to chrec_evaluate.
3771 2005-02-28 James E Wilson <wilson@specifixinc.com>
3773 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3775 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3778 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3779 instead of NULL_TREE on error.
3781 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3783 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3784 (EASY_VECTOR_15_ADD_SELF): Remove.
3785 (num_insns_constant_wide): Not static.
3786 (validate_condition_mode): Not static.
3787 (toc_relative_expr_p): Not static.
3788 (legitimate_indirect_address_p): Not static.
3789 (macho_lo_sum_memory_operand): Not static.
3790 (invalid_e500_subreg): Not static.
3791 (easy_vector_same): Not static.
3792 (easy_vector_splat_const): Not static.
3793 (RS6000_SYMBOL_REF_TLS_P): Remove.
3794 (any_operand): Delete.
3795 (any_parallel_operand): Delete.
3796 (count_register_operand): Delete.
3797 (altivec_register_operand): Delete.
3798 (xer_operand): Delete.
3799 (s8bit_cint_operand): Delete.
3800 (short_cint_operand): Delete.
3801 (u_short_cint_operand): Delete.
3802 (non_short_cint_operand): Delete.
3803 (exact_log2_cint_operand): Delete.
3804 (gpc_reg_operand): Delete.
3805 (cc_reg_operand): Delete.
3806 (cc_reg_not_cr0_operand): Delete.
3807 (reg_or_short_operand): Delete.
3808 (reg_or_neg_short_operand): Delete.
3809 (reg_or_aligned_short_operand): Delete.
3810 (reg_or_u_short_operand): Delete.
3811 (reg_or_cint_operand): Delete.
3812 (reg_or_arith_cint_operand): Delete.
3813 (reg_or_add_cint64_operand): Delete.
3814 (reg_or_sub_cint64_operand): Delete.
3815 (reg_or_logical_cint_operand): Delete.
3816 (got_operand): Delete.
3817 (got_no_const_operand): Delete.
3818 (easy_fp_constant): Delete.
3819 (easy_vector_constant): Delete.
3820 (easy_vector_constant_add_self): Delete.
3821 (zero_constant): Delete.
3822 (zero_fp_constant): Delete.
3823 (volatile_mem_operand): Delete.
3824 (offsettable_mem_operand): Delete.
3825 (mem_or_easy_const_operand): Delete.
3826 (add_operand): Delete.
3827 (non_add_cint_operand): Delete.
3828 (logical_operand): Delete.
3829 (non_logical_cint_operand): Delete.
3830 (mask_operand): Delete.
3831 (mask_operand_wrap): Delete.
3832 (mask64_operand): Delete.
3833 (mask64_2_operand): Delete.
3834 (and64_operand): Delete.
3835 (and64_2_operand): Delete.
3836 (and_operand): Delete.
3837 (reg_or_mem_operand): Delete.
3838 (lwa_operand): Delete.
3839 (symbol_ref_operand): Delete.
3840 (call_operand): Delete.
3841 (current_file_function_operand): Delete.
3842 (input_operand): Delete.
3843 (rs6000_nonimmediate_operand): Delete.
3844 (rs6000_tls_symbol_ref): Delete.
3845 (save_world_operation): Delete.
3846 (restore_world_operation): Delete.
3847 (load_multiple_operation): Delete.
3848 (store_multiple_operation): Delete.
3849 (vrsave_operation): Delete.
3850 (mfcr_operation): Delete.
3851 (mtcrf_operation): Delete.
3852 (lmw_operation): Delete.
3853 (stmw_operation): Delete.
3854 (branch_comparison_operator): Delete.
3855 (branch_positive_comparison_operator): Delete.
3856 (scc_comparison_operator): Delete.
3857 (trap_comparison_operator): Delete.
3858 (boolean_operator): Delete.
3859 (boolean_or_operator): Delete.
3860 (min_max_operator): Delete.
3861 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3862 (EASY_VECTOR_15): Moved to here.
3863 (EASY_VECTOR_15_ADD_SELF): Move to here.
3864 (PREDICATE_CODES): Delete.
3865 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3866 Declare functions no longer static.
3867 * config/rs6000/predicates.md: New.
3868 * config/rs6000/rs6000.md: Include predicates.md
3870 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3872 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3873 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3875 * cfgrtl.c (need_fake_edge_p): Likewise.
3876 * combine.c (distribute_notes): Likewise.
3877 * emit-rtl.c (try_split): Likewise.
3878 * recog.c (peephole2_opimize): Likewise.
3879 * reg-notes.def (ALWAYS_RETURN): Remove.
3880 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3881 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3882 * tree.h (ECF_ALWAYS_RETURN): Remove.
3884 2005-02-28 Roger Sayle <roger@eyesopen.com>
3887 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3888 between different machine modes is never a "useless" conversion.
3890 2005-02-28 Geert Bosch <bosch@gnat.com>
3893 * doc/contrib.texi: List contributors for Ada front end
3895 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3897 * simplify-rtx.c (simplify_unary_operation_1,
3898 simplify_const_unary_operation): New, extracted from...
3899 (simplify_unary_operation): ... this one.
3900 (simplify_binary_operation_1,
3901 simplify_const_binary_operation): New, extracted from...
3902 (simplify_binary_operation): ... this one.
3903 * rtl.h (simplify_const_unary_operation,
3904 simplify_const_binary_operation): Add prototypes.
3906 2005-02-28 Julian Brown <julian@codesourcery.com>
3908 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3909 building libjava and caused PR regression/20228.
3911 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3914 * Makefile.in (host_subdir): New.
3915 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3916 * configure: Regenerate.
3918 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3920 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3921 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3922 installation directory first.
3924 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3927 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3928 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3929 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3930 * config/cris/cris.md: Tweak comments referring to Q.
3931 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3932 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3933 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3934 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3935 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3936 Insert spaces in constraints to align alternatives vertically for
3938 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3941 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3943 PR rtl-optimization/17728
3944 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3945 operand 0 from general_operand to move_dest_operand.
3947 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3949 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3950 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3951 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3952 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3954 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3956 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3957 * configure: Regenerate.
3958 * libada-mk.in: Remove CC; rename
3959 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3961 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3964 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3965 for the lhs, also walk over the tree. Likewise for rhs.
3967 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3969 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3970 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3971 Do not propagate value of iv before increment over the increment.
3973 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3975 * c-parser.c: New file.
3976 * c-parse.in: Remove.
3977 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3979 (c-parser.o): Add dependencies.
3980 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3981 maintainer-clean, TAGS): Update.
3982 * c-config-lang.in (gtfiles): Update.
3983 * gengtype-lex.l: Don't handle "@@".
3984 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3985 objc_build_synchronized, objc_begin_try_stmt,
3986 objc_begin_catch_clause, objc_finish_catch_clause,
3987 objc_build_finally_clause, objc_finish_try_stmt): New.
3988 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3990 (c_parse_init): Update comment.
3991 * c-decl.c (c_init_decl_processing): Update comment.
3992 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3993 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3994 new c_declspecs members.
3996 2005-02-25 Julian Brown <julian@codesourcery.com>
3998 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3999 from being used for symbols with vague linkage when
4000 HAVE_GAS_COMDAT_GROUP is true.
4002 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4004 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4006 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4009 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4010 (LIBGCC2_HAS_DF_MODE): New.
4011 (LIBGCC2_HAS_XF_MODE): New.
4012 (LIBGCC2_HAS_TF_MODE): New.
4013 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4014 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4015 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4016 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4017 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4018 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4019 and add _fixtfdi, _fixunstfdi, _floatditf
4020 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4021 L_fixunstfdi, L_floatditf.
4022 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4023 (LIBGCC2_HAS_TF_MODE): Define.
4025 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4027 PR tree-optimization/20204
4028 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4029 REWRITE_THIS_STMT markers on PHI nodes.
4030 (rewrite_initialize_block): Likewise.
4032 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4034 * version.c (version_string): Update to 4.1.
4036 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4038 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4039 Clarify that the alternative way doesn't work in GNU C++.
4041 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4043 PR tree-optimization/19937
4044 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4045 to the type of the induction variable.
4047 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4049 PR rtl-optimization/20117
4050 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4051 the block including noncopyable insn.
4053 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4055 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4056 calls to find_reg_note.
4058 2005-02-24 Richard Henderson <rth@redhat.com>
4061 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4064 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4066 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4067 vector types if to use base reg for misaligned non-word ld/std.
4069 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4072 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4073 dwarf2 label manually and put it after, not before the prologue.
4075 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4078 * reload.c (operands_match_p): Only increment register number for
4079 SCALAR_INT_MODE_P modes in multiple hard registers.
4081 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4084 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4086 * ChangeLog.5: Fix log message typo(s).
4087 * ChangeLog.7: Likewise.
4088 * ChangeLog.tree-ssa: Likewise.
4089 * cfgexpand.c: Fix comment typo(s).
4090 * conflict.c: Likewise.
4091 * defaults.h: Likewise.
4092 * dwarf2out.c: Likewise.
4094 * ggc-page.c: Likewise.
4095 * tree-eh.c: Likewise.
4096 * tree-ssa-dom.c: Likewise.
4098 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4101 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4102 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4103 if SHARED is defined.
4106 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4107 allow splitting only if operands 0 and 3 don't overlap.
4109 2005-02-24 Richard Henderson <rth@redhat.com>
4112 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4113 (fold_builtin_1): Call them.
4114 * fold-const.c (fold_complex_mult_parts): Split out from ...
4115 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4116 (fold_complex_div_parts, fold_complex_div): New.
4118 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4120 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4122 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4123 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4125 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4126 (print_node): Likewise.
4127 Print TYPE_SIZES_GIMPLIFIED.
4129 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4131 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4132 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4133 operands as commutative in constraints.
4135 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4137 * tree-into-ssa.c: Re-organize internal functions.
4139 2005-02-24 Richard Henderson <rth@redhat.com>
4142 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4144 * common.opt (fcx-limited-range): New.
4145 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4146 * toplev.c (flag_complex_method): Initialize to 1.
4147 (process_options): Set flag_complex_method to 0 if
4148 flag_cx_limited_range.
4149 * doc/invoke.texi (-fcx-limited-range): New.
4151 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4153 * cse.c (delete_trivially_dead_insns): Speed up by using
4154 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4157 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4159 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4160 functions when -mid-shared-library is being used.
4162 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4164 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4165 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4166 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4167 * system.h: Poison LINK_LIBGCC_SPECIAL.
4169 2005-02-23 James E Wilson <wilson@specifixinc.com>
4171 * gengtype.c (note_insn_name): Make 1 element larger.
4173 2005-02-23 Roger Sayle <roger@eyesopen.com>
4176 PR rtl-optimization/20097
4177 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4178 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4180 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4182 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4183 * t-aix52 (SHLIB_INSTALL): Same.
4185 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4187 * genpreds.c: Update copyright.
4189 2005-02-23 Michael Beach <michaelb@ieee.org>
4192 * config/sparc/t-elf (startup files): Assemble with CPP.
4194 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4196 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4197 (write_predicate_expr): Likewise.
4199 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4201 PR tree-optimization/20100
4202 PR tree-optimization/20115
4203 * tree-optimize.c (init_tree_optimization_passes): Remove
4204 pass_maybe_create_global_var.
4205 * tree-pass.h (pass_maybe_create_global_var): Remove.
4206 * tree-ssa-alias.c (aliases_computed_p): Declare.
4207 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4208 (count_calls_and_maybe_create_global_var): Remove.
4209 (pass_maybe_create_global_var): Remove.
4210 (init_alias_info): Do not declare aliases_computed_p.
4211 (maybe_create_global_var): If the function contains no
4212 call-clobbered variables and a mix of pure/const and regular
4213 function calls, create .GLOBAL_VAR.
4214 Mark all call-clobbered variables for renaming.
4215 (merge_pointed_to_info): Update comment.
4216 (add_pointed_to_var): Likewise.
4217 (is_escape_site): Likewise.
4218 Accept struct alias_info * instead of size_t *.
4220 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4222 * tree-ssa-operands.c (get_call_expr_operands): If
4223 ALIASES_COMPUTED_P is false, do not add call-clobbering
4225 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4226 (delete_tree_ssa): Likewise.
4228 2005-02-22 James E Wilson <wilson@specifixinc.com>
4230 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4231 (do_compile): Do call it here.
4233 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4235 PR rtl-optimization/20017.
4236 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4237 rest_of_handle_cse2, rest_of_handle_gcse): Call
4238 delete_dead_jumptables immediately before calling cleanup_cfg.
4240 2005-02-22 Devang Patel <dpatel@apple.com>
4243 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4246 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4248 * config/rs6000/aix.h (WINT_TYPE): Define.
4250 2005-02-22 Stan Shebs <shebs@apple.com>
4252 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4253 natural alignment for 64-bit Darwin.
4254 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4256 * doc/invoke.texi: Document this.
4258 2005-02-22 DJ Delorie <dj@redhat.com>
4260 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4261 to make_[un]signed_type, not the mode itself.
4263 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4265 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4266 not available. Use tail calls wherever possible.
4267 (make_edge): Call unchecked_make_edge to create an edge.
4269 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4270 (coalesce_ssa_name): Don't check for
4271 SSANORM_USE_COALESCE_LIST.
4272 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4274 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4276 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4277 (rewrite_into_ssa): ... here.
4279 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4281 PR tree-optimization/19786
4282 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4283 tag to another's may-alias bitmap when adding to the other's list.
4285 2005-02-21 DJ Delorie <dj@redhat.com>
4287 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4288 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4289 registers in unsupported ways.
4290 * expmed.c (init_expmed): Likewise.
4292 2005-02-21 Stan Cox <scox@redhat.com>
4294 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4296 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4298 * tree-cfg.c (fold_cond_expr_cond): New.
4299 (make_edges): Call fold_cond_expr_cond.
4300 (find_taken_edge): Accept nothing but INTEGER_CST.
4301 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4303 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4305 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4306 that do not belong to any basic block.
4308 2005-02-21 Jeff Law <law@redhat.com>
4310 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4313 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4315 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4316 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4317 Adjust their definitions.
4318 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4319 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4321 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4322 genautomata.c, langhooks.c, langhooks.h, system.h,
4323 config/arm/lib1funcs.asm: Update copyright.
4325 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4327 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4329 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4332 * doc/install.texi: Document --with-gc.
4334 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4336 * simplify-rtx.c (simplify_unary_operation): Add a missing
4339 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4341 PR tree-optimization/18663
4342 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4343 if the type has variable bounds.
4345 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4347 * gcse.c: Remove an obsolete comment.
4349 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4351 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4353 * doc/extend.texi (Function Attributes) <Attribute const>: The
4354 attribute "pure" is below this text, not above.
4356 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4358 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4359 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4360 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4362 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4365 * langhooks.h (struct lang_hooks): Add to_target_charset.
4366 * langhooks.c (lhd_to_target_charset): New function.
4367 * langhooks-def.h: Declare lhd_to_target_charset.
4368 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4369 (LANG_HOOKS_INITIALIZER): Update.
4370 * c-common.c (c_common_to_target_charset): New function.
4371 * c-common.h: Declare it.
4372 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4373 c_common_to_target_charset.
4375 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4376 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4378 * system.h: Poison them.
4379 * doc/tm.texi: Don't discuss them.
4380 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4381 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4382 (pp_c_char): Do not attempt to generate letter escapes for
4384 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4385 * config/mips/mips.c (mips_output_ascii): Likewise.
4387 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4389 PR tree-optimization/19951
4390 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4393 2005-02-19 Steven Bosscher <stevenb@suse.de>
4396 * function.h (struct function): New field `max_loop_depth'.
4397 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4398 (flow_loops_find): Reset the max loop depth count before finding loops.
4399 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4400 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4401 (calculate_global_regs_live): Make sure the loop will terminate
4402 when the initial sets are not empty.
4404 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4406 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4408 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4410 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4413 * doc/invoke.texi: Remove documentation of %M spec.
4415 (init_spec): Remove %M suffix from -lgcc_s.
4416 (do_spec_1): Remove 'M' case.
4417 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4418 to put shared libraries in the multilib directory. Remove the
4419 shlib_so_soname substitution variable. Don't add a multilib encoding
4420 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4421 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4422 SHLIB_INSTALL as well as SHLIB_LINK.
4423 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4424 (SHLIB_NAME): Delete.
4425 (SHLIB_DIR): New macro.
4426 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4427 (SHLIB_INSTALL): Adjust accordingly.
4428 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4429 * config/t-slibgcc-sld: Likewise.
4430 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4431 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4432 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4434 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4435 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4436 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4437 Use @shlib_base_name@ instead of @shlib_so_name@.
4438 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4439 and @shlib_base_name@.so in @multilib_dir@.
4440 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4441 to the install path.
4442 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4443 (SHLIB_LINK): Remove previous workaround.
4444 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4445 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4446 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4448 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4449 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4450 (SHLIB_INSTALL): Adjust accordingly.
4451 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4452 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4453 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4454 config/t-slibgcc-elf-ver.
4456 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4457 Jakub Jelinek <jakub@redhat.com>
4459 PR tree-optimization/19828
4460 * tree-ssa-loop-im.c: Add a TODO comment.
4461 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4462 without side-effects.
4464 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4466 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4469 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4471 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4472 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4473 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4475 (ia64_reorg): Delete fixup_errata call.
4476 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4477 (TARGET_SWITCHES): Delete -mb-step entry.
4479 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4482 * c-typeck.c (composite_type): Handle quals in transparent unions.
4483 (type_lists_compatible_p): Likewise.
4485 2005-02-18 Stan Shebs <shebs@apple.com>
4487 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
4488 expressions in the .literal8 section.
4490 2005-02-18 Geoffrey Keating <geoffk@apple.com>
4492 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
4494 2005-02-18 Roger Sayle <roger@eyesopen.com>
4496 * fold-const.c (constant_boolean_node): Always create values of the
4497 specified type, don't bother calling truthvalue_conversion.
4499 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4501 * except.c (output_function_exception_table): Call
4502 assemble_external_libcall (eh_personality_libfunc).
4504 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4507 * config/ia64/ia64.h (struct machine_function): Add state_num.
4508 * config/ia64/ia64.c (process_epilogue,
4509 process_for_unwind_directive): Use new unwind state numbers each
4510 time rather than state 1.
4512 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4515 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
4516 before the "*llgt_didi" pattern.
4518 2005-02-18 Jason Merrill <jason@redhat.com>
4520 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
4522 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4524 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4525 (div0): Use it in place of ARM_FUNC_ALIAS.
4526 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4528 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4531 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4532 access, the lower bound of the array type if it exists.
4534 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4537 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4538 cases that are out-of-range for the index type.
4540 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4542 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4543 (estimate_case_costs): Don't call convert.
4544 * expmed.c (expand_shift): Likewise.
4545 (make_tree): Call fold_convert instead of convert.
4547 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4550 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4551 that ref to be marked MEM_READONLY_P doesn't have base that needs
4554 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4556 * genautomata.c (output_get_cpu_unit_code_func,
4557 output_cpu_unit_reservation_p): Don't generate old-style function
4560 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4563 PR tree-optimization/20009
4564 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4566 PR tree-optimization/18947
4567 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4568 inline, remove all nodes that are inlined into the extern inline
4571 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4573 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4574 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4575 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4576 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4579 2005-02-17 Roger Sayle <roger@eyesopen.com>
4581 PR tree-optimization/19917
4582 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4583 to be potentially trapping.
4585 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4587 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4589 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4591 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4592 tem becomes a local variable which is set to the value of the
4593 back end defined INITIAL_FRAME_ADDRESS macro.
4594 (expand_builtin_frame_address): Omit the base parameter to
4595 expand_builtin_return_addr.
4596 (expand_builtin_profile_func): Likewise.
4597 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4598 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4599 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4601 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4603 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4604 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4605 * config/frv/frv.c (frv_function_epilogue): Likewise.
4607 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4609 * lambda-code (perfect_nestify): Remove mark/unmark
4611 * tree-loop-linear.c (linear_transform_loops): Add
4612 rewrite_into_ssa call so that ssa is correct for
4613 rewriting into loop closed.
4615 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4617 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4618 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4620 * bt-load.c (btr_def_live_range, combine_btr_defs,
4621 migrate_btr_def, migrate_btr_defs): Likewise.
4622 * cfgcleanup.c (thread_jump): Likewise.
4623 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4624 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4625 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4626 df_rd_local_compute, df_reg_info_compute): Likewise.
4627 * dominance.c (init_dom_info, free_dom_info): Likewise.
4628 * flow.c (init_propagate_block_info,
4629 free_propagate_block_info): Likewise.
4630 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4631 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4632 modify_reg_pav): Likewise.
4633 * loop-invariant.c (find_defs, find_invariant_insn,
4634 find_invariants, free_inv_motion_data): Likewise.
4635 * predict.c (tree_predict_by_opcode,
4636 estimate_bb_frequencies): Likewise.
4637 * stmt.c (expand_case): Likewise.
4638 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4639 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4640 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4641 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4642 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4643 rewrite_ssa_into_ssa): Likewise.
4644 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4645 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4646 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4647 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4648 * tree-sra.c (tree_sra): Likewise.
4649 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4650 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4651 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4652 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4653 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4654 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4656 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4657 calculate_live_on_entry, calculate_live_on_exit,
4658 build_tree_conflict_graph): Likewise.
4659 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4660 record_important_candidates, set_use_iv_cost, find_depends,
4661 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4662 tree_ssa_iv_optimize_finalize): Likewise.
4663 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4664 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4665 tree_duplicate_loop_to_header_edge): Likewise.
4666 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4667 * tree-ssa.c (verify_flow_insensitive_alias_info,
4668 verify_name_tags, verify_ssa, init_tree_ssa,
4669 delete_tree_ssa): Likewise.
4670 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4671 fini_ssanames): Likewise.
4672 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4674 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4676 * config/rs6000/t-rtems: Completely reworked.
4678 2005-02-17 Ira Rosen <irar@il.ibm.com>
4680 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4682 2005-02-17 Ira Rosen <irar@il.ibm.com>
4684 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4685 POINTER_TYPE_P when checking that type is a pointer.
4686 (vect_get_memtag): Remove.
4687 (vect_address_analysis): Use POINTER_TYPE_P. Call
4688 vect_object_analysis with dummy parameter for memtag.
4689 (vect_object_analysis): Extract memtag (functionality that
4690 used to be in vect_get_memtag and moved here). Fix printings.
4691 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4692 with correct parameters. Remove call to vect_get_memtag.
4694 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4696 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4697 (tree-vectorizer.o): Added missing dependencies.
4699 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4701 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4702 declaration in tree-vectorizer.c, now has an extern declaration in
4704 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4705 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4706 get_vectype_for_scalar_type, vect_is_simple_use,
4707 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4708 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4709 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4710 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4711 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4712 find_loop_location): Likewise.
4714 * tree-vectorizer.c (langhooks.h): #include removed.
4715 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4716 moved to tree-vectorized.h.
4717 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4718 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4719 get_vectype_for_scalar_type, vect_is_simple_use,
4720 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4721 vect_supportable_dr_alignment, new_loop_vec_info,
4722 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4723 vect_set_verbosity_level, find_loop_location): Likewise.
4725 (vect_analyze_loop): Function externalized. Declaration moved to
4726 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4727 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4728 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4729 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4730 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4731 vect_enhance_data_refs_alignment, vect_analyze_operations,
4732 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4733 vect_stmt_relevant_p, vect_get_loop_niters,
4734 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4735 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4736 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4737 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4738 vect_get_memtag): Likewise.
4740 (vectorizable_load): Function externalized. Declaration moved to
4741 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4742 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4743 vect_transform_loop): Likewise.
4744 (vect_transform_stmt): Moved to tree-vect-transform.c.
4745 (vect_align_data_ref, vect_create_destination_var,
4746 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4747 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4748 vect_get_vec_def_for_operand, vect_init_vector,
4749 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4750 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4751 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4752 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4753 vect_do_peeling_for_loop_bound): Likewise.
4755 * tree-vect-analyze.c: New file.
4756 * tree-vect-transform.c: New file.
4758 2005-02-17 Jason Merrill <jason@redhat.com>
4760 PR mudflap/19319, c++/19317
4761 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4764 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4766 * doc/install.texi (Specific): Update link for Darwin-specific
4769 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4771 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4772 constant_boolean_node.
4774 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4777 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4778 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4780 2005-02-16 Richard Henderson <rth@redhat.com>
4783 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4785 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4786 replace uses with Wtype_MAXp1_F.
4787 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4788 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4789 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4790 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4791 and HAVE_TFMODE as appropriate.
4792 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4793 (__floatdisf): Likewise.
4794 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4795 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4796 (Wtype_MAXp1_F): New.
4797 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4798 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4800 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4803 * arm.c (arm_apply_result_size): New function.
4804 * arm.h (APPLY_RESULT_SIZE): Define.
4805 * arm-protos.h (arm_apply_result_size): Add prototype.
4806 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4807 (movxf): New expand.
4808 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4809 (call_value_symbol): Remove predicate for operand 0.
4810 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4811 (untyped_call): Rework to correclty return values for any type.
4812 (untyped_return): New expand.
4813 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4815 2005-02-16 Stan Shebs <shebs@apple.com>
4817 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4818 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4820 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4822 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4823 configure settings on Solaris 7 and later.
4825 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4827 PR tree-optimization/19865
4828 * tree-optimize.c (init_tree_optimization_passes): Run
4829 pass_may_alias after pass_sra.
4831 2005-02-16 Richard Henderson <rth@redhat.com>
4832 Stuart Hastings <stuart@apple.com>
4835 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4836 Do nothing if debug info suppressed for this function.
4837 (dbxout_begin_function): Early exit if debug info suppressed for
4840 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4843 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4845 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4847 PR tree-optimization/19967
4848 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4849 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4850 argument TYPE. Adjust calls to fold_builtin_XXX.
4851 (expand_builtin, fold_builtin_1): Adjust calls to
4853 (fold_builtin_strchr, fold_builtin_strpbrk,
4854 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4855 result to a requested type TYPE.
4857 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4860 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4861 (T)x & (T)cst if (T)cst overflows.
4862 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4863 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4865 2005-02-15 Jeff Law <law@redhat.com>
4867 * gcse.c (blocks_with_calls): New bitmap.
4868 (alloc_gcse_mem): Allocate it.
4869 (free_gcse_mem): Free it.
4870 (clear_modifY_mem_tables): Clear it.
4871 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4872 when we encounter CALL_INSNs.
4873 (compute_transp, case MEM): Handle blocks with calls separate
4874 from blocks without calls. Use bitmap iterators rather than
4877 2005-02-15 Peter O'Gorman <peter@pogma.com>
4880 * mklibgcc.in (vis_hide): Use a temporary object file, not
4883 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4886 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4887 access optimization.
4889 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4890 Alan Modra <amodra@bigpond.net.au>
4893 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4894 (_xlqsub): Rename to __gcc_qsub.
4895 (_xlqmul): Rename to __gcc_qmul.
4896 (_xlqdiv): Rename to __gcc_qdiv.
4897 Provide versioned symbol aliases with old names.
4898 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4899 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4900 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4901 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4902 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4904 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4906 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4907 Fold ~(A - 1) and ~(A + -1) to -A.
4909 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4913 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4914 config/pa/pa-host.c:pa_gt_pch_use_address.
4916 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4918 * tree-vn.c (get_value_handle): Make sure that given an
4919 is_gimple_min_invariant expression, we always return it.
4921 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4923 * passes.c (rest_of_handle_gcse): Fix a comment.
4925 2005-02-15 Jeff Law <law@redhat.com>
4927 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4929 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4930 (canon_list_insert, record_last_mem_set_info): Similarly.
4931 (clear_modify_mem_tables): Similarly.
4933 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4935 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4936 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4937 config/mips/mips.md, config/rs6000/aix.h,
4938 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4940 2005-02-15 Richard Henderson <rth@redhat.com>
4942 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4943 call to be best_edge.
4945 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4947 * basic-block.h: Adjust the prototype for find_basic_blocks.
4948 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4949 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4952 * flow.c (recompute_reg_usage): Remove all arguments.
4953 * passes.c (rest_of_compilation): Adjust the call to
4954 recompute_reg_usage.
4955 * rtl.h: Adjust the prototype for recompute_reg_usage.
4957 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4959 * tree-dump.c (dump_files): Update to reflect new member
4961 (dump_register): Add new argument.
4963 (dump_switch_p_1): Check against glob name if doglob was passed.
4964 (dump_switch_p): Check against regular first, then glob if
4965 we didn't have any hits on the dump name.
4966 * tree-optimize.c (register_one_dump_file):
4967 Pass in glob name as well.
4968 * tree-pass.h (struct dump_file_info): Add glob
4971 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4973 PR preprocessor/16323
4974 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4976 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4979 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4980 (trunctfdf2_internal1): New.
4981 (trunctfdf2_internal2): Renamed from trunctfdf2.
4983 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4985 PR tree-optimization/19853
4986 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4988 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4990 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4991 delete_dead_jumptables and cleanup_cfg.
4993 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4995 * reload.c (find_reloads): Swap address_reloaded flags when
4996 swapping commutative operands.
4998 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5000 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5001 Use standard_iv_increment_position for computing the bsi position
5003 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5006 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5009 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5010 life range of hard registers.
5011 * value-prof.c (insn_prefetch_values_to_profile): Only
5014 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5015 profile in libcalls.
5017 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5019 * bitmap.h (bitmap_and_compl_into): Return bool.
5020 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5022 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5024 PR tree-optimization/19944
5025 * fold-const.c (fold): Re-add ABS_EXPR folding.
5027 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5030 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5031 {TARGET,MASK}_XL_COMPAT.
5032 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5034 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5035 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5037 (rs6000_arg_partial_bytes): Same.
5038 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5039 and XL compatibility enabled.
5040 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5041 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5042 test to final condition.
5043 (cmptf_internal2): New.
5044 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5045 xl-compat. Add TFmode information to description.
5047 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5049 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5051 2005-02-13 Jason Merrill <jason@redhat.com>
5054 * fold-const.c (fold_indirect_ref_1): Split out from...
5055 (build_fold_indirect_ref): Here.
5056 (fold_indirect_ref): New fn.
5057 * tree.h: Declare it.
5058 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5059 (gimplify_modify_expr_rhs): Likewise.
5060 (gimplify_expr): Likewise.
5062 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5064 PR tree-optimization/14303
5065 PR tree-optimization/15784
5066 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5067 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5068 ABS_EXPR<x> != 0 to x != 0.
5070 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5072 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5073 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5074 spelling conventions.
5076 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5077 delete_trivially_dead_insns too many times.
5079 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5082 2005-02-12 Ira Rosen <irar@il.ibm.com>
5084 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5085 (vect_is_simple_iv_evolution): Remove redundant parameter
5087 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5088 without last parameter.
5089 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5090 Return pointer step. Call vect_is_simple_iv_evolution without
5091 last parameter. Check only that the step is multiple of size
5092 type. Remove stmt_vinfo updates.
5093 (vect_get_memtag_and_dr): Remove.
5094 (vect_get_memtag): New function.
5095 (vect_address_analysis): New function.
5096 (vect_object_analysis): New function.
5097 (vect_analyze_data_refs): Call vect_object_analysis and
5098 vect_get_memtag. Update stmt_vinfo fields.
5100 2005-02-12 Ira Rosen <irar@il.ibm.com>
5102 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5103 exist and are objects. Remove checks for pointer.
5104 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5105 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5106 (vect_create_data_ref_ptr): Likewise.
5107 (vect_base_addr_differ_p): New function.
5108 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5109 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5110 Don't set the DR_BASE_NAME field of data-ref.
5111 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5113 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5115 * optabs.h (enum optab_index): Add new OTI_ldexp.
5116 (ldexp_optab): Define corresponding macro.
5117 * optabs.c (init_optabs): Initialize ldexp_optab.
5118 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5120 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5122 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5123 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5125 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5126 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5129 2005-02-12 Ira Rosen <irar@il.ibm.com>
5131 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5133 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5135 (vect_get_base_and_offset): Always return an address.
5136 (vect_create_addr_base_for_vector_ref): Remove treatment for
5137 different data reference types.
5138 (vect_compute_data_ref_alignment): Rename base to base_address in
5139 stmt_vec_info. Get the object in order to force its alignment.
5140 (vect_get_memtag_and_dr): Rename base to base_address in
5141 stmt_vec_info. Extract the object for memtag analysis.
5143 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5145 PR regression/19898.
5146 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5147 changes cc_status, use apply modified_in_p to part of cc_status
5148 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5151 2005-02-11 Richard Henderson <rth@redhat.com>
5153 * tree-complex.c (expand_complex_libcall): New.
5154 (expand_complex_multiplication): Use it for c99 compliance.
5155 (expand_complex_division): Likewise.
5156 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5158 * builtins.c (built_in_names): Remove const.
5159 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5161 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5162 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5163 (built_in_names): Remove const.
5164 * c-common.c (c_common_type_for_mode): Handle complex modes.
5165 * flags.h, toplev.c (flag_complex_method): Rename from
5166 flag_complex_divide_method.
5167 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5168 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5169 * libgcc2.h: Declare them.
5170 * libgcc-std.ver: Export them.
5171 * mklibgcc.in (lib2funcs): Build them.
5173 2005-02-11 Steven Bosscher <stevenb@suse.de>
5175 PR tree-optimization/19876
5176 Partially revert my change from 2005-01-14
5177 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5178 (compute_antic): ...and remove the loop here.
5180 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5183 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5184 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5186 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5187 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5189 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5191 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5192 offsets for the big-endian 32-bit case.
5194 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5196 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5198 2005-02-11 Dale Johannesen <dalej@apple.com>
5200 * cselib.c (cselib_process_insn): Clear out regs where
5201 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5202 * reload.c (find_equiv_reg): Ditto.
5204 2005-02-11 Ian Lance Taylor <ian@airs.com>
5206 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5209 * tree.c (build_function_type_list): Work correctly if there are
5212 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5214 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5215 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5216 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5217 TARGET_ZARCH instead of TARGET_64BIT.
5219 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5221 * config/rs6000/t-rtems:
5222 (MULTILIB_OPTIONS): Remove mcpu=602.
5223 (MUTLILIB_DIRNAMES): Remove m602.
5224 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5225 Let mcpu=602 match mcpu=603.
5226 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5228 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5230 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5233 2005-02-10 David Daney <ddaney@avtrex.com>
5235 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5236 * config/i386/linux-unwind.h: Likewise.
5237 * config/ia64/linux-unwind.h: Likewise.
5238 * config/mips/linux-unwind.h: Likewise.
5239 * config/pa/linux-unwind.h: Likewise.
5240 * config/rs6000/linux-unwind.h: Likewise.
5241 * config/s390/linux-unwind.h: Likewise.
5242 * config/sh/linux-unwind.h: Likewise.
5243 * config/sparc/linux-unwind.h: Likewise.
5245 2005-02-10 Steven Bosscher <stevenb@suse.de>
5247 PR tree-optimization/17549
5248 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5249 TER to replace a DEF with its expression if the DEF and the
5250 rhs of the expression we replace into have the same root
5253 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5255 * config/mips/mips.md: Fix the placement of the match_scratch in the
5258 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5260 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5263 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5265 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5266 (strip_offset): Handle addresses.
5267 (add_address_candidates): Use strip_offset.
5268 (difference_cost): Reflect strip_offset change.
5269 (force_var_cost, difference_cost): Strip nops.
5271 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5273 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5275 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5276 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5277 config/cris/cris-protos.h, config/cris/cris.c: Update
5280 2005-02-10 Jeff Law <law@redhat.com>
5282 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5283 (lookup_avail_expr): Similarly.
5285 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5287 * builtins.c (fold_builtin_powi): New function.
5288 (fold_builtin_1): Call it.
5290 2005-02-10 Steven Bosscher <stevenb@suse.de>
5292 PR documentation/19309
5293 * doc/cpp.texi: The __GNUC__ and related predefined macros
5294 are also defined for the "standalone" cpp.
5295 Some non-GCC compilers may also define __GNUC__.
5297 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5300 * c-typeck.c (common_type): New routine. Old common_type renamed
5302 (c_common_type): ...this.
5303 (build_conditional_expr, build_binary_op): Use c_common_type instead
5306 2005-02-10 Steven Bosscher <stevenb@suse.de>
5308 * doc/md.texi: Replace @samp{length} with @code{length}.
5310 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5312 PR tree-optimization/18687
5313 * tree-flow.h (find_loop_niter): Declare.
5314 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5315 Try using scev even for loops with more than one exit.
5316 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5317 (struct ivopts_data): Added niters field.
5318 (struct nfe_cache_elt): New.
5319 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5321 (tree_ssa_iv_optimize_init): Initialize niters cache.
5322 (determine_number_of_iterations): Removed.
5323 (find_induction_variables): Do not call determine_number_of_iterations.
5324 Access niters for single exit through niter_for_single_dom_exit.
5325 (add_iv_outer_candidates): Access niters for single exit through
5326 niter_for_single_dom_exit.
5327 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5328 number_of_iterations_cond.
5329 (iv_period): New function.
5330 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5331 (may_replace_final_value): Take data argument. Use
5332 niter_for_single_dom_exit.
5333 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5334 (rewrite_use_compare): Pass data to may_eliminate_iv.
5335 (rewrite_use_outer): Pass data to may_replace_final_value.
5336 (free_loop_data): Clean up the niters cache.
5337 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5338 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5339 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5340 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5341 (num_ending_zeros): Moved to tree.c.
5342 * tree.h (num_ending_zeros): Declare.
5343 * tree.c (num_ending_zeros): Moved from tree.c.
5345 2005-02-09 Richard Henderson <rth@redhat.com>
5347 * builtins.c (DEF_BUILTIN): Add COND argument.
5348 * tree.h (DEF_BUILTIN): Likewise.
5349 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5350 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5352 (DEF_BUILTIN_STUB): New.
5353 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5354 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5355 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5356 * c-common.c (DEF_BUILTIN): Add COND argument.
5357 * tree.c (local_define_builtin): New.
5358 (build_common_builtin_nodes): New.
5360 2005-02-09 Roger Sayle <roger@eyesopen.com>
5362 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5363 floating point expression ignoring the sign of the result.
5364 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5365 (fold) <MULT_EXPR>: Use it to simplify x*x.
5366 * tree.h (fold_strip_sign_ops): Prototype here.
5367 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5368 argument. Use fold_strip_sign_ops to simplify the first argument.
5369 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5370 first argument when the second argument is an even integer
5371 constant, but only with -funsafe_math_optimizations.
5372 (fold_builtin_1): Update call to fold_builtin_copysign.
5374 2005-02-09 Ian Lance Taylor <ian@airs.com>
5377 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5378 just check whether EH_FILTER_FAILURE falls through.
5380 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5382 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5383 insns return to ready list in the next turn.
5385 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5388 * builtins.def: New __builtin_powi[lf].
5389 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5390 (expand_builtin_powi): New function.
5391 (expand_builtin): Dispatch to expand_builtin_powi.
5392 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5393 * libgcc2.c: Add __builtin_powi[lf] implementation.
5394 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5395 * optabs.h: Add powi_optab.
5396 * optabs.c (init_optabs): Initialize powi_optab.
5397 * doc/extend.texi: Document __builtin_powi[lf].
5399 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5401 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5404 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5407 * fold-const.c (try_move_mult_to_index): Remove redundant
5408 type argument. Create ADDR_EXPR with correct type.
5409 (fold): Update callers of try_move_mult_to_index. Convert
5410 result to the appropriate type.
5412 2005-02-09 Roger Sayle <roger@eyesopen.com>
5415 * config/avr/avr.c (default_rtx_costs): Delete.
5416 (avr_operand_rtx_cost): New function.
5417 (avr_rtx_costs): Completely rewrite.
5419 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5422 * config/cris/cris.c (in_code): New variable.
5423 (cris_output_addr_const): Now a static function, a wrapper for
5425 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5426 case from old cris_output_addr_const.
5427 (cris_asm_output_label_ref): Similar for LABEL_REF.
5428 (cris_output_addr_const_extra): Similar for UNSPEC.
5429 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5430 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5431 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5433 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5434 (cris_asm_output_label_ref): Declare.
5436 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5438 PR preprocessor/19801
5439 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5440 filenames that changed when libcpp was moved to the toplevel.
5442 2005-02-07 Roger Sayle <roger@eyesopen.com>
5444 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5445 zero extensions of BImode operands. Call lowpart_subreg instead
5446 of gen_lowpart_common and gen_lowpart_SUBREG.
5448 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5451 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5452 * configure.ac: Set cc_for_cross_gnattools.
5453 * configure: Regenerate.
5455 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5458 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5460 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5463 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5464 of nested functions.
5466 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5468 * doc/extend.texi: Document deprecated extensions allowing
5469 static floating-point members to have initializers and allowing
5470 floating-point literals in integral constant expressions.
5472 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5474 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5475 config/darwin7.h, config/mips/mips.c,
5476 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5479 * cse.c: Update comments.
5481 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5484 * builtins.c (fold_builtin_sqrt): Transform
5485 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
5488 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
5489 Dorit Naishlos <dorit@il.ibm.com>
5491 * doc/invoke.texi (ftree-vectorizer-verbose): New.
5492 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
5493 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
5495 * tree.h (vect_set_verbosity_level): New extern function declaration
5497 * tree-vectorizer.h (verbosity_levels): New enum type.
5498 * tree-vectorizer.c (vect_debug_stats): Function removed.
5499 (vect_debug_details): Likewise.
5500 (vect_verbosity_level): Global variable was defined and initialized.
5501 (vect_dump): Global variable definition.
5502 (vect_print_dump_info): New function.
5503 (vect_set_dump_settings): New function.
5504 (vect_set_verbosity_level): New function.
5505 (vectorize_loops): Add call to vect_set_dump_settings.
5507 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
5508 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5509 (slpeel_tree_peel_loop_to_edge): Likewise.
5511 (vect_analyze_offset_expr): Call to vect_print_dump_info with
5512 appropriate verbosity level instead of call to vect_debug_details
5513 or vect_debug_stats.
5514 (vect_get_base_and_offset):
5515 (vect_create_addr_base_for_vector_ref):
5516 (get_vectype_for_scalar_type):
5517 (vect_create_data_ref_ptr):
5519 (vect_get_vec_def_for_operand):
5520 (vect_finish_stmt_generation):
5521 (vectorizable_assignment):
5522 (vectorizable_operation):
5523 (vectorizable_store):
5524 (vectorizable_load):
5525 (vect_transform_stmt):
5526 (vect_update_ivs_after_vectorizer):
5527 (vect_do_peeling_for_loop_bound):
5528 (vect_update_inits_of_drs):
5529 (vect_do_peeling_for_alignment):
5530 (vect_transform_loop):
5531 (vect_is_simple_use):
5532 (vect_analyze_operations):
5533 (vect_is_simple_iv_evolution):
5534 (vect_analyze_scalar_cycles):
5535 (vect_analyze_data_ref_dependence):
5536 (vect_analyze_data_ref_dependences):
5537 (vect_compute_data_ref_alignment):
5538 (vect_enhance_data_refs_alignment):
5539 (vect_analyze_data_refs_alignment):
5540 (vect_analyze_data_ref_access):
5541 (vect_analyze_data_ref_accesses):
5542 (vect_analyze_pointer_ref_access):
5543 (vect_get_memtag_and_dr):
5544 (vect_analyze_data_refs):
5545 (vect_mark_relevant):
5546 (vect_stmt_relevant_p):
5547 (vect_mark_stmts_to_be_vectorized):
5548 (vect_can_advance_ivs_p):
5549 (vect_get_loop_niters):
5550 (vect_analyze_loop_form):
5551 (vect_analyze_loop):
5552 (vectorize_loops): Likewise.
5554 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5555 (vect_update_inits_of_drs):
5556 (vect_do_peeling_for_alignment):
5557 (vect_transform_loop):
5558 (vect_analyze_operations):
5559 (vect_analyze_scalar_cycles):
5560 (vect_analyze_data_ref_dependences):
5561 (vect_analyze_data_refs_alignment):
5562 (vect_analyze_data_ref_accesses):
5563 (vect_analyze_data_refs):
5564 (vect_mark_stmts_to_be_vectorized):
5565 (vect_get_loop_niters):
5566 (vect_analyze_loop_form):
5567 (vect_analyze_loop): Likewise.
5568 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5570 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5574 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5575 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5576 either -ffast-math or -funsafe-math-optimizations is in use.
5578 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5579 * config/mips/irix-csr.c: New file.
5580 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5581 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5582 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5585 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5587 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5588 redundant, incorrect definitions.
5590 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5592 ("*tls_indirect_call"): New, reference hard regs directly.
5593 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5595 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5597 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5598 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5600 2005-02-06 Roger Sayle <roger@eyesopen.com>
5602 PR rtl-optimization/19800
5603 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5604 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5607 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5609 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5611 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5614 * doc/invoke.texi: Correct documentation of -freorder-functions.
5616 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5619 * doc/invoke.texi: Don't mention gccbug.
5621 2005-02-06 Roger Sayle <roger@eyesopen.com>
5622 Andrew Pinski <pinskia@physics.uc.edu>
5623 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5625 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5626 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5627 into just (zero_extract:SI FOO (const_int 1) BAR).
5629 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5631 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5632 macro locally. Don't give last revision date. Use GCC version
5633 number from gcc-common.texi.
5634 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5635 revision date. Use GCC version number from gcc-common.texi.
5636 Describe being a library as current state rather than as 3.x
5638 * doc/gcc.texi: Remove last update date.
5639 * doc/gccint.texi: Likewise. Update copyright dates.
5640 * doc/install.texi: Update copyright dates.
5642 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5645 * doc/invoke.texi: Mention for each option included in -Wall that
5646 it is included in -Wall.
5647 * doc/gcc.texi: Update copyright and last modification date.
5649 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5651 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5652 unnecessary cast to original induction variable increments.
5654 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5656 PR tree-optimization/18219
5657 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5658 in distributed form.
5660 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5662 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5663 Set bitpos and offset later in the function. Do nothing if the
5664 target is a register and if the bitfield lies completely outside
5666 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5667 here. Return an uninitialised register if the source value is stored
5668 in a register and the bitfield lies completely outside that register.
5670 2005-02-06 Steven Bosscher <stevenb@suse.de>
5672 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5675 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5677 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5679 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5681 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5682 * config/darwin8.h: New.
5683 * config/darwin7.h: Update comment.
5685 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5686 Dorit Naishlos <dorit@il.ibm.com>
5688 * tree-vectorizer.h (LOC): New type.
5689 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5690 (loop_line_number): New field in struct _loop_vec_info.
5691 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5693 * tree-vectorizer.c (input.h): Included.
5694 (find_loop_location): New function.
5695 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5696 loop line number removed.
5697 (vect_debug_details): Likewise.
5698 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5700 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5701 call to vect_debug_details/stats changed from loop to loop_loc.
5702 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5703 (slpeel_tree_peel_loop_to_edge): Likewise.
5705 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5706 changed from NULL to UNKNOWN_LOC.
5707 (vect_get_base_and_offset):
5708 (vect_create_addr_base_for_vector_ref):
5709 (get_vectype_for_scalar_type):
5710 (vect_create_data_ref_ptr):
5712 (vect_get_vec_def_for_operand):
5713 (vect_finish_stmt_generation):
5714 (vectorizable_assignment):
5715 (vectorizable_operation):
5716 (vectorizable_store):
5717 (vectorizable_load):
5718 (vect_transform_stmt):
5719 (vect_update_ivs_after_vectorizer):
5720 (vect_do_peeling_for_loop_bound):
5721 (vect_do_peeling_for_alignment):
5722 (vect_transform_loop):
5723 (vect_is_simple_use):
5724 (vect_analyze_operations):
5725 (vect_is_simple_iv_evolution):
5726 (vect_analyze_scalar_cycles):
5727 (vect_analyze_data_ref_dependences):
5728 (vect_compute_data_ref_alignment):
5729 (vect_enhance_data_refs_alignment):
5730 (vect_analyze_data_ref_access):
5731 (vect_analyze_data_ref_accesses):
5732 (vect_analyze_pointer_ref_access):
5733 (vect_get_memtag_and_dr):
5734 (vect_analyze_data_refs):
5735 (vect_mark_relevant):
5736 (vect_stmt_relevant_p):
5737 (vect_mark_stmts_to_be_vectorized):
5738 (vect_can_advance_ivs_p):
5739 (vect_get_loop_niters):
5740 (vect_analyze_loop):
5741 (vectorize_loops): Likewise.
5743 (vectorizable_load): Argument in call to vect_debug_details/stats
5744 changed from loop to LOOP_LOC (loop_vinfo).
5745 (vect_transform_loop):
5746 (vect_analyze_operations):
5747 (vect_analyze_scalar_cycles):
5748 (vect_analyze_data_ref_dependence):
5749 (vect_enhance_data_refs_alignment):
5750 (vect_analyze_data_ref_accesses):
5751 (vect_analyze_pointer_ref_access):
5752 (vect_analyze_data_refs):
5753 (vect_analyze_loop): Likewise.
5755 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5756 changed from loop to loop_loc.
5758 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5760 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5761 Dorit Naishlos <dorit@il.ibm.com>
5763 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5765 (vect_analyze_data_ref_dependences): Likewise.
5767 (vect_is_simple_use): Argument changed from loop structure to
5768 loop_vect_info structure.
5769 (vect_can_advance_ivs_p): Likewise.
5770 (vect_create_index_for_vector_ref): Likewise.
5771 (vect_update_ivs_after_vectorizer): Likewise.
5772 (new_stmt_vec_info): Likewise.
5774 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5775 changed from loop to loop_vinfo.
5776 (vect_create_data_ref_ptr): First argument in call to
5777 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5778 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5779 was changed from loop to loop_vinfo.
5780 (vectorizable_operation): Likewise.
5781 (vectorizable_store): Likewise.
5782 (vect_mark_stmts_to_be_vectorized): Likewise.
5783 (vect_do_peeling_for_loop_bound): First argument in call to
5784 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5785 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5786 was changed from loop to loop_vinfo.
5787 (vect_analyze_data_ref_dependences): Third argument in call to
5788 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5790 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5791 (vect_create_data_ref_ptr): Likewise.
5792 (vect_init_vector): Likewise.
5793 (vect_get_vec_def_for_operand): Likewise.
5794 (vectorizable_assignment): Likewise.
5795 (vectorizable_operation): Likewise.
5796 (vectorizable_store): Likewise.
5797 (vectorizable_load): Likewise.
5798 (vect_update_ivs_after_vectorizer): Likewise.
5799 (vect_is_simple_use): Likewise.
5800 (vect_analyze_data_ref_dependence): Likewise.
5801 (vect_analyze_pointer_ref_access): Likewise.
5802 (vect_can_advance_ivs_p): Likewise.
5804 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5805 before _stmt_vec_info.
5806 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5807 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5808 (new_stmt_vec_info): Argument changed from loop structure to
5809 loop_vect_info structure
5811 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5812 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5813 (vect_create_addr_base_for_vector_ref): Likewise.
5814 (vect_analyze_pointer_ref_access): Likewise.
5816 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5819 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5820 phi flag if the phi is abnormal.
5822 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5825 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5826 information for the new statement.
5828 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5831 * gcc.c (main): Include the target in -v output.
5833 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5835 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5836 Do not drop the extend if we'd have to add a paradoxical subreg
5837 later. Include optabs.h and insn-codes.h.
5838 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5840 2005-02-02 Roger Sayle <roger@eyesopen.com>
5843 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5844 * fold-const.c (const_binop): Avoid constant folding floating
5845 point operations in modes that use composite representations.
5846 * simplify-rtx.c (simplify_binary_operation): Likewise.
5848 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5850 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5852 (altivec_dstt): Likewise.
5853 (altivec_dstst): Likewise.
5854 (altivec_dststt): Likewise.
5855 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5858 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5860 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5861 EXPR_LOCUS from orig_cond to the new cond_stmt.
5862 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5865 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5867 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5868 standard_iv_increment_position. Remove call to bsi_next
5869 (no need to bump the iterator anymore).
5870 (vect_create_index_for_vector_ref): Call
5871 standard_iv_increment_position. Remove second function argument.
5872 (vect_finish_stmt_generation): Remove call to bsi_next
5873 (no need to bump the iterator anymore).
5874 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5875 to vect_create_index_for_vector_ref.
5877 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5879 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5880 phis are used out of the loop.
5882 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5885 * c-decl.c (undef_nested_function): New variable.
5886 (pop_scope): Diagnose undefined nested functions.
5887 (finish_function): Don't attempt cgraph processing or genericizing
5888 if current top-level function contained an undefined nested
5889 function. Reset undef_nested_function at the end of a top-level
5892 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5894 * tree.c (build_int_cst_type): Take sign of the value into account
5895 when deciding whether sign extend the value.
5897 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5900 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5901 (cpp_options, cc1_options): Change %{std*&ansi} to
5902 %{std*&ansi&trigraphs}.
5904 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5906 * cse.c: Update comments.
5908 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5910 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5911 arguments go on the stack. Do not put complex doubles in odd/even
5914 2005-02-02 Steven Bosscher <stevenb@suse.de>
5916 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5917 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5918 -ftree-pre, and -fthread-jumps.
5920 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5922 PR tree-optimization/19578
5923 * tree-flow.h (modified_noreturn_calls): Declare.
5924 (noreturn_call_p): Declare.
5925 * tree-flow-inline.h (noreturn_call_p): New function.
5926 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5927 * tree-cfg.c (modified_noreturn_calls): New variable.
5928 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5929 that contain a mid-block noreturn call.
5930 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5932 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5934 * df.c (df_def_record_1, df_uses_record): Don't use
5936 * df.h (DF_FOR_REGALLOC): Remove.
5938 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5941 * c-typeck.c (really_start_incremental_init): Reset
5942 constructor_max_index for arrays of incomplete type.
5944 2005-02-02 Jeff Law <law@redhat.com>
5946 * gcse.c (struct reg_set): Store the block index where the register
5947 was set rather than the setting insn.
5948 (record_one_set, compute_transp): Corresponding changes.
5949 (pre_insert_copy_insn): Do not call replace_one_set.
5950 (replace_one_set): Remove.
5952 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5955 * doc/gcov.texi: Fix typo.
5957 2005-02-01 Richard Henderson <rth@redhat.com
5960 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5961 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5963 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5964 * config/i386/i386-protos.h: Update.
5966 2005-02-01 Steven Bosscher <stevenb@suse.de>
5968 PR tree-optimization/19217
5969 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5970 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5971 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5972 that it is walking a PHI node.
5974 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5976 * doc/extend.texi (Nested Functions): Update.
5978 2005-02-01 Richard Henderson <rth@redhat.com>
5981 * optabs.c (expand_copysign_absneg): Export.
5982 * optabs.h (expand_copysign_absneg): Declare.
5983 * config/rs6000/rs6000.md (copysigntf3): New.
5985 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5987 PR tree-optimization/19633
5988 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5989 * tree-ssa-alias.c (init_alias_info): Initialize.
5990 (merge_pointed_to_info): Set.
5991 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5992 (dump_points_to_info_for): Show value of pt_null.
5993 (struct count_ptr_d): Declare.
5994 (find_ptr_dereference): Remove.
5995 (ptr_is_dereferenced_by): Remove.
5996 (count_ptr_derefs): New local function.
5997 (count_uses_and_derefs): New local function.
5998 (compute_points_to_and_addr_escape): Call it. If the number
5999 of dereferences is greater than zero, mark the pointer as
6000 dereferenced. If there are fewer dereferences than uses of
6001 the pointer, the pointer's value escapes.
6003 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6005 PR tree-optimization/19670
6006 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6008 (verify_use): ... set it here, instead.
6010 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6012 * doc/sourcebuild.texi (Test directives): Fix formatting.
6014 * doc/sourcebuild.texi (Test directives): Describe selector
6017 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6019 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6020 specific 64-bit CPUs.
6022 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6025 * arm.c (arm_eliminable_register): New function.
6026 (adjacent_mem_locations): Don't allow eliminable registers. Use
6027 HOST_WIDE_INT for address offsets.
6028 * arm-protos.h (arm_eliminable_register): Add prototype.
6030 2005-02-01 Steven Bosscher <stevenb@suse.de>
6032 PR optimization/15242
6033 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6034 * basic-block.h (duplicate_computed_gotos): Add prototype.
6035 * bb-reorder.c (duplicate_computed_gotos): New function to
6036 duplicate sufficiently small blocks ending in a computed jump.
6037 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6038 if not optimizing for size.
6039 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6040 never do tail merging for blocks ending in a computed jump.
6041 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6043 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6045 Patch from Richard Sandiford <rsandifo@redhat.com>
6046 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6047 from inheriting a subreg equivalence with a non-spill register.
6049 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6051 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6053 * config/frv/frv.c (movcc_fp_destination_operand): New.
6054 (gpr_or_memory_operand): Fix typo in comment.
6055 (gpr_or_memory_operand_with_scratch): New.
6056 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6057 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6058 movcc_fp_destination_operand.
6059 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6060 Legitimize memory addresses using a scratch register.
6062 2005-01-31 Jeff Law <law@redhat.com>
6064 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6065 bitmap a sparse bitmap instead of a simple bitmap.
6066 (mark_def_sites_initialize_block): Corresponding changes.
6067 (ssa_mark_def_sites_initialize_block): Likewise.
6068 (ssa_mark_phi_uses): Likewise.
6069 (mark_def_site, ssa_mark_def_sites): Likewise.
6070 (mark_def_site_blocks): Likewise.
6071 (rewrite_ssa_into_ssa): Likewise.
6073 * tree-ssa-dom.c (record_cond): Pass correct variable type
6074 for last argument to htab_find_slot_with_hash.
6076 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6077 effects when optimizing 0 % X. Do not try to optimize X % 0.
6079 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6081 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6084 2005-02-01 Eric Christopher <echristo@redhat.com>
6086 * config/mips/mips.c (override_options): Warn if -mint64
6088 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6091 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6093 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6095 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6096 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6097 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6098 (cached_regno): Initialize to INVALID_REGNUM.
6099 (cse_reg_info_table_size,
6100 cse_reg_info_table_first_uninitialized,
6101 cse_reg_info_timestamp): New.
6102 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6104 (init_cse_reg_info, get_cse_reg_info_1): New.
6105 (get_cse_reg_info): Cache the last look-up.
6106 (new_basic_block): Update the code to clear mappings from
6107 registers to cse_reg_info entries.
6108 (cse_main): Call init_cse_reg_info.
6110 * cse.c (get_cse_reg_info): Update a comment.
6112 2005-01-31 Steven Bosscher <stevenb@suse.de>
6115 * c-decl.c (start_decl): Do not warn about arrays of elements with
6116 an incomplete type here.
6117 (grokdeclarator): Do it here by making a pedwarn an error.
6118 * c-typeck.c (push_init_level): If there were previous errors with
6119 the constructor type, do not warn about braces for initializers.
6120 (process_init_element): Likewise for excess initializer elements.
6122 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6124 * cse.c (delete_trivially_dead_insn): Don't iterate.
6126 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6128 * config/rs6000/rs6000.md (copysignsf3): New expand.
6129 (copysigndf3): Likewise.
6131 2005-01-31 Steven Bosscher <stevenb@suse.de>
6133 * recog.c (constrain_operands): Only look for earlyclobber operand
6134 conflicts if an '&' constraint was seen.
6136 2005-01-31 Marc Espie <espie@openbsd.org>
6138 * config.gcc: Don't include embedded systems fragment, switches default
6139 debugging format to ELF.
6140 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6141 longer pick it up there.
6143 2005-01-31 Dale Johannesen <dalej@apple.com>
6145 * doc/extend.texi (nested functions): Fix linkage description.
6146 Clarify that static is not allowed.
6148 2005-01-31 Dale Johannesen <dalej@apple.com>
6150 * config/rs6000/darwin.md (movsf_low_di): Make work.
6151 (movdf_low_di): Make work.
6153 2005-01-31 Dale Johannesen <dalej@apple.com>
6155 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6156 Make work for 64 bit.
6158 2005-01-31 Roger Sayle <roger@eyesopen.com>
6159 Dale Johannesen <dalej@apple.com>
6162 * fold-const.c (fold_binary_op_with_conditional_arg):
6163 Make types match original operands, before STRIP_NOPS.
6165 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6167 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6168 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6169 (struct gcc_sigcontext): Delete. Merge contents to..
6170 (struct gcc_ucontext): ..here.
6171 (get_sigcontext): Delete.
6172 (get_regs): New function, like get_sigcontext but return regs ptr.
6173 64-bit version finds regs from r1 to support vdso.
6174 (ppc_linux_aux_vector): New function.
6175 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6178 2005-01-31 Ira Rosen <irar@il.ibm.com>
6180 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6182 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6183 redundant fold. Fix misalignment for MINUS_EXPR.
6184 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6185 (vect_analyze_pointer_ref_access): Likewise.
6186 (vect_get_memtag_and_dr): Likewise.
6188 2005-01-31 Richard Henderson <rth@redhat.com>
6190 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6191 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6192 absnegdf2_i387, absnegxf2_i387): Likewise.
6194 2005-01-31 Richard Henderson <rth@redhat.com>
6197 * optabs.c (expand_copysign_absneg): New.
6198 (expand_copysign_bit): Split out from ...
6199 (expand_copysign): ... here. Use expand_copysign_absneg.
6201 2005-01-30 Roger Sayle <roger@eyesopen.com>
6204 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6205 constant as the second operand and a register as the third.
6207 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6210 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6211 that dllimport'd functions do not use all call-clobbered registers
6214 2005-01-30 Richard Henderson <rth@redhat.com>
6217 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6218 expand_abs_nojump and generalize. Use operand_subword and
6219 emit_no_conflict_block. Support large modes.
6220 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6222 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6223 negation to subtraction.
6224 (expand_copysign): Check that the format has signed zeros.
6225 Use operand_subword and emit_no_conflict_block. Support large modes.
6227 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6229 Fix PR tree-optimization/19624
6231 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6232 * tree-ssa-pre.c: Add cfgloop.h.
6234 (pre_stats): New member, constified.
6235 (inserted_exprs): New static variable.
6236 (NECESSARY): New macro.
6237 (create_expression_by_pieces): Fold the expression, and
6238 mark it as defaulting to not necessary. Also put in
6240 (fully_constant_expression): New function.
6241 (insert_into_preds_of_block): Modify to not insert phis when we
6242 are playing with induction variables.
6243 Push phis onto the inserted_exprs vector, and mark them as not
6244 necessary by default.
6245 (insert_aux): Call fully_constant_expression on eprime.
6246 If all edges produce the same value, mark it constant.
6247 (mark_operand_necessary): New function.
6248 (remove_dead_inserted_code): New function.
6249 (init_pre): Init loop optimizer to get loop info.
6250 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6251 (execute_pre): Commit edge inserts, then remove dead code.
6253 2005-01-30 Richard Henderson <rth@redhat.com>
6255 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6256 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6258 2005-01-30 Richard Henderson <rth@redhat.com>
6261 * config/i386/i386.c (ix86_expand_copysign): New.
6262 (ix86_split_copysign_const): New.
6263 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6264 rearrange op1/nmask operands.
6265 * config/i386/i386-protos.h: Update.
6266 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6267 (copysigndf3): Likewise.
6268 (copysignsf3_const, copysigndf3_const): New.
6269 (copysignsf3_var): Rename from copysignsf3, split out splitter
6270 and fix split predicate for X constraint.
6271 (copysigndf3_var): Similarly.
6273 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6275 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6276 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6277 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6279 2005-01-29 Richard Henderson <rth@redhat.com>
6282 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6283 of # and * in constraints.
6285 2005-01-29 Richard Henderson <rth@redhat.com>
6288 * expr.c (store_field): Don't strip sub-mode cast when the input
6289 data is even smaller.
6291 2005-01-29 Richard Henderson <rth@redhat.com>
6294 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6297 2005-01-29 Richard Henderson <rth@redhat.com>
6299 * combine.c (make_field_assignment): Fix argument order
6302 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6304 PR tree-optimization/15791
6305 * fold-const.c (extract_array_ref): New function.
6306 (fold): Fold comparisons between &a[i] and &a[j] or
6307 semantically equivalent trees.
6309 2005-01-29 Jeff Law <law@redhat.com>
6311 * gcse.c (insert_expr_in_table): Revamp handling of available
6312 and anticipatable occurrence lists to avoid unnecessary list
6314 (insert_set_in_table): Similarly.
6316 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6318 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6320 (c_build_qualified_type): Build qualified array types with
6321 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6322 * c-decl.c (c_make_fname_decl): Build unqualified array type
6323 before qualified type.
6324 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6325 type is qualified, not just if type itself is. Don't apply
6326 qualifiers to array type when declarator is processed. Apply
6327 qualifiers to field type whether or not it is an array type.
6328 Don't handle array types specially for applying qualifiers to
6330 * c-typeck.c (composite_type): Build unqualified element type and
6331 array type when forming composite of array types.
6332 (common_pointer_type, comptypes, comp_target_types,
6333 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6334 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6336 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6337 (args2) in variables a1 and a2.
6339 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6341 * cse.c (n_elements_made, max_elements_made): Remove.
6342 (insert): Don't touch n_elements_made.
6343 (cse_main): Don't touch n_elements_made or max_elements_made.
6345 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6348 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6349 configuration part of dp-bit.c to be lost.
6351 2005-01-28 Roger Sayle <roger@eyesopen.com>
6353 * expmed.c (expand_mult_highpart_optab): When attempting to use
6354 a non-widening multiplication in a wider mode, the operands need
6355 to be converted (zero or sign extended) to that mode.
6357 2005-01-28 Ian Lance Taylor <ian@airs.com>
6361 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6362 through if both operands fall through.
6364 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6366 * cse.c (fold_rtx) <PC>: Don't optimize.
6368 2005-01-28 Jeff Law <law@redhat.com>
6370 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6371 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6373 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6375 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6376 cse_reg_info_used_list_end): Remove.
6377 (cse_reg_info_list, cse_reg_info_list_free): New.
6378 (get_cse_reg_info): When allocating an instance of
6379 cse_reg_info, add it to the beginning of the cse_reg_info_list
6380 list. Remove code to maintain cse_reg_info_used_list.
6381 (new_basic_block): Reset the free list to the beginning of
6384 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6386 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6387 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6388 (frv_expand_mdpackh_builtin): New function.
6389 (frv_expand_builtin): Use it to expand __MDPACKH.
6390 * doc/extend.texi (__MDPACKH): Update documentation.
6392 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6394 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6395 SSE_FLOAT_MODE_P for use_sse computation.
6397 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6400 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6402 2005-01-27 Richard Henderson <rth@redhat.com>
6404 * builtins.c (expand_builtin_copysign): New.
6405 (expand_builtin): Call it.
6406 * genopinit.c (optabs): Add copysign_optab.
6407 * optabs.c (init_optabs): Initialize it.
6408 (expand_copysign): New.
6409 * optabs.h (OTI_copysign, copysign_optab): New.
6410 (expand_copysign): Declare.
6412 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6413 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6415 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6416 (ix86_expand_fp_absneg_operator): ... here.
6417 (ix86_split_copysign): New.
6418 * config/i386/i386-protos.h: Update.
6419 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6420 (copysignsf3, copysigndf3): New.
6422 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6423 (copysignsf3, ncopysignsf3): New.
6424 (copysigndf3, ncopysigndf3): New.
6425 (copysignxf3, ncopysignxf3): New.
6426 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6428 2005-01-27 Arend Bayer <arend.bayer@web.de>
6429 Kazu Hirata <kazu@cs.umass.edu>
6431 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6432 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6433 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6436 2005-01-27 Jeff Law <law@redhat.com>
6438 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6439 definitions of SSA_NAMEs which are not being rewritten.
6440 (rewrite_ssa_into_ssa): Only initialize the current definition
6441 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6442 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6443 SSA_NAMEs before returning.
6445 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6447 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6448 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6449 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6450 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6451 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6453 2005-01-27 Steven Bosscher <stevenb@suse.de>
6456 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6457 higher to -O2 and higher. Likewise for tree PRE.
6458 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6461 2005-01-27 Ian Lance Taylor <ian@airs.com>
6464 * gimple-low.c (try_catch_may_fallthru): New static function.
6465 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6466 * tree-inline.c (expand_call_inline): Don't warn about reaching
6467 the end of a non-void function being inlined if the function uses
6470 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6472 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6475 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6476 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6477 (implicitly_declare): Handle error_mark_node.
6479 2005-01-27 Richard Henderson <rth@redhat.com>
6482 * tree.h (struct tree_decl): Add debug_expr_is_from.
6483 (DECL_DEBUG_EXPR_IS_FROM): New.
6484 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
6485 * dwarf2out.c (dwarf2out_var_location): Update to match.
6486 * tree-outof-ssa.c (create_temp): Likewise.
6487 * var-tracking.c (track_expr_p): Likewise.
6488 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
6489 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
6490 * toplev.c (default_tree_printer): Likewise.
6492 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
6494 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
6495 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
6497 2005-01-27 Steven Bosscher <stevenb@suse.de>
6499 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
6500 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
6501 ASM_CLOBBERS): Add tree checks.
6503 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
6504 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
6505 * c-common.def (SWITCH_STMT): Update to match.
6506 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
6507 macros instead of SWITCH_EXPR ones.
6508 * c-dump.c (c_dump_tree): Likewise.
6509 * c-gimplify.c (gimplify_switch_stmt): Likewise.
6510 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
6512 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
6514 2005-01-27 Alan Modra <amodra@bigpond.net.au>
6516 * unwind-dw2.c (execute_stack_op): Add missing cases for
6517 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
6519 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6521 * config.gcc (Obsolete configurations): Remove 'dummy', add
6522 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6525 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6527 PR tree-optimization/19633
6528 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6530 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6531 are no call-clobbered variables.
6532 * tree-outof-ssa.c (check_replaceable): Return false for calls
6535 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6537 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6538 even for variables with NULL DECL_INITIAL.
6540 2005-01-26 Stuart Hastings <stuart@apple.com>
6542 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6544 2005-01-26 Richard Henderson <rth@redhat.com>
6547 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6549 * expr.c (store_field): Strip conversions to odd-bit-sized types
6550 if the destination field width matches.
6552 2005-01-26 Richard Henderson <rth@redhat.com>
6554 * c-decl.c, expmed.c, expr.c: Revert last change.
6556 2005-01-26 Richard Henderson <rth@redhat.com>
6559 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6561 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6562 if we don't need the bits above those present in the current mode.
6563 * expr.c (store_field): Strip conversions to odd-bit-sized types
6564 if the destination field width matches.
6566 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6568 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6569 either -ffast-math or -funsafe-math-optimizations is in use.
6571 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6575 * config/avr/avr.c (notice_update_cc): Only set condition code for
6576 ashrqi3 if shift count > 0.
6577 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6578 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6579 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6580 count <= 0 as a no-op, and shift count >= width by copying zero
6581 or sign bit to all bits of the result.
6582 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6583 count, with attribute "length" set to 0 and "cc" set to "none".
6585 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6587 * doc/invoke.texi: Document -mTLS.
6589 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6590 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6591 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6592 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6593 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6594 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6595 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6596 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6598 * configure.ac: Check for a TLS capable gas.
6600 * configure: Regenerate.
6602 2005-01-26 Richard Henderson <rth@redhat.com>
6605 * combine.c (make_field_assignment): Simplify store to zero_extract
6606 from a source with an overlapping mask.
6608 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6610 2004-11-11 Eric Christopher <echristo@redhat.com>
6612 * config/frv/frv.md: Add fr400_integer automaton. Don't
6613 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6616 2005-01-26 Steven Bosscher <stevenb@suse.de>
6619 * cfgbuild.c (make_edges): Do not clear or set
6620 current_function_has_computed_jump.
6621 * function.h (struct function): Remove the has_computed_jump field.
6622 (current_function_has_computed_jump): Do not define.
6623 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6624 in a computed jump. Ignore current_function_has_computed_jump.
6626 2005-01-26 Richard Henderson <rth@redhat.com>
6629 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6630 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6632 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6633 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6634 objects into static storage if they have more than one non-zero value.
6635 * tree.h (categorize_ctor_elements): Update decl.
6637 2005-01-26 Steven Bosscher <stevenb@suse.de>
6640 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6641 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6642 to this function from 2004-07-10.
6643 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6644 the current function for tail call optimizations if the address
6645 of one of it its arguments is taken.
6647 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6649 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6651 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6653 * function.c (expand_function_end): If current_function_calls_alloca,
6654 emit stack restore in a place that is reached when the function falls
6657 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6659 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6660 rule to avoid matching inappropriate suffix rule.
6662 2005-01-26 Jan Hubicka <jh@suse.cz>
6664 PR tree-optimization/19241
6665 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6667 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6669 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6670 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6672 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6673 <sim*>: Always use crt1.o, regardless of N in simN.
6674 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6675 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6676 (CRT_CALL_STATIC_FUNCTION): Remove.
6677 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6678 use crt1.o, regardless of N in simN.
6679 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6680 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6681 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6682 case isystem setting.
6683 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6685 2005-01-25 Ian Lance Taylor <ian@airs.com>
6687 * gimple-low.c (block_may_fallthru): Correct handling of
6688 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6690 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6692 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6693 handlers to match indentation; nested under the mtune=* handler.
6694 Similar for mcpu= and march=.
6696 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6698 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6699 * config/mips/linux64.h (LIB_SPEC): Likewise.
6700 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6701 * config/sh/linux.h (LIB_SPEC): Likewise.
6703 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6705 * config/frv/frv.c (frv_legitimize_tls_address): New.
6706 (TARGET_HAVE_TLS): Define.
6707 (FRV_SYMBOL_REF_TLS_P): Define.
6708 (frv_override_options): Handle new register classes.
6709 (frv_legitimate_address_p): Reject tls addresses.
6710 (frv_legitimize_address): Handle TLS addresses.
6711 (gen_inlined_tls_plt): New.
6713 (frv_legitimize_tls_address): New.
6714 (unspec_got_name): Add TLS entries.
6715 (got12_operand): Add R_FRV_TLSMOFF12 case.
6716 (frv_emit_move): Fixup TLS addresses.
6717 (frv_emit_movsi): Legitimize TLS addresses.
6719 * config/frv/frv.h (MASK_BIG_TLS): New.
6720 (TARGET_BIG_TLS): New.
6721 (HAVE_AS_TLS): Define.
6722 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6723 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6724 (REG_CLASS_NAMES): Same.
6725 (REG_CLASS_CONTENTS): Same.
6726 (CONSTRAINT_LEN): New.
6727 (REG_CLASS_FROM_CONSTRAINT): New.
6728 (PREDICATE_CODES): Add symbolic_operand.
6730 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6731 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6732 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6733 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6734 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6735 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6736 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6737 GR9_REG, GR14_REG, LRREG.
6738 (type): Add load_or_call attribute.
6739 ("load_or_call"): New reservation.
6740 ("call_gettlsoff"): New.
6741 ("tls_indirect_call"): New.
6742 ("tls_load_gottlsoff12"): New.
6743 ("tlsoff_hilo"): New.
6744 ("tls_tlsdesc_ldd"): New.
6745 ("tls_tlsoff_ld"): New.
6748 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6750 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6752 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6753 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6754 * config/frv/frv.c (TLS_BIAS): Define.
6755 (frv_output_dwarf_dtprel): New.
6757 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6759 PR rtl-optimization/19579
6760 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6761 both A and B, see if they don't clobber registers the other expr uses.
6763 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6765 * real.c (do_add): Initialize signalling and canonical members.
6767 * real.c (real_from_integer): Zero out destination.
6769 2005-01-18 Jan Hubicka <jh@suse.cz>
6771 PR tree-optimize/19337
6772 * tree-inline.c (initialize_inlined_parameters): Copy
6773 saved_static_chain_decl only.
6775 2005-01-25 Richard Henderson <rth@redhat.com>
6779 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6780 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6781 80387 enabled, to return a proper subclass. Return the subset that
6782 overlaps with GENERAL_REGS for PLUS.
6783 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6785 2005-01-25 Richard Henderson <rth@redhat.com>
6788 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6790 2005-01-25 Roger Sayle <roger@eyesopen.com>
6792 * expmed.c (choose_multiplier): Change interface to return the
6793 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6794 (expand_divmod): Update calls to choose_multiplier.
6796 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6799 * expmed.c (extract_bit_field): Use adjust_address instead of
6800 gen_lowpart when op0 is a MEM.
6802 2005-01-24 Steven Bosscher <stevenb@suse.de>
6804 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6806 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6808 * config/mips/irix-csr.c: New file.
6809 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6810 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6811 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6814 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6817 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6818 sparc/elf.h, add sparc/sp-elf.h.
6819 (sparc-*-rtems*): Likewise.
6820 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6821 tm-dwarf2.h, add sparc/sp-elf.h.
6822 (sparc86x-*-elf): Likewise.
6823 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6824 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6825 TARGET_OS_CPP_BUILTINS.
6826 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6827 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6829 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6830 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6831 (SWITCH_TAKES_ARG): Likewise.
6832 (LOCAL_LABEL_PREFIX): Likewise.
6833 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6834 (TARGET_N_FORMAT_TYPES): Delete.
6835 (TARGET_FORMAT_TYPES): Likewise.
6836 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6837 * config/sparc/elf.h: Delete.
6838 * config/sparc/sp-elf.h: New file.
6840 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6842 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6843 * tree-flow.h: Remove the corresponding prototype.
6844 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6845 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6847 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6850 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6851 for AIX ABI or ELF -fPIC.
6852 (rs6000_emit_load_toc_table): Don't create toc_section here.
6853 (rs6000_xcoff_file_start): Nor here.
6855 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6857 * sh.c (ra.h): Don't #include.
6858 (hard_regs_intersect_p): New function, resurrected from ra.c.
6860 * sh.c: Fix 1996 Copyright.
6862 2005-01-24 Richard Henderson <rth@redhat.com>
6863 Aldy Hernandez <aldyh@redhat.com>
6865 * regrename.c (note_sets): Handle subregs.
6867 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6870 * genconditions.c (write_header, write_conditions): Elide file if
6873 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6875 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6876 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6879 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6881 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6882 expand_builtin_printf, expand_builtin_fprintf,
6883 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6884 checking against POINTER_TYPE.
6885 (validate_arglist): Handle POINTER_TYPE code by checking
6888 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6890 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6892 (for_each_rtx): Call for_each_rtx_1.
6893 * rtl.h (init_rtlanal): Declare.
6894 * toplev.c (backend_init): Call init_rtlanal.
6896 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6898 * flow.c (propagate_one_insn): Formatting.
6901 * flow.c (libcall_dead_p): Be more conservative if unsure.
6902 If there are any instructions between insn and call, see if they are
6903 all dead before saying the libcall is dead.
6905 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6907 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6908 operand constraint for operand 0.
6910 2005-01-23 Richard Henderson <rth@redhat.com>
6913 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6914 edges leading to join block.
6916 2005-01-23 Roger Sayle <roger@eyesopen.com>
6918 * expmed.c (expand_mult_highpart): Make static. Change type of
6919 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6920 (expand_divmod): Updates calls to expand_mult_highpart by using
6921 gen_int_mode to pass a CONST_INT rtx.
6922 * rtl.h (expand_mult_highpart): Remove prototype.
6924 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6926 * flow.c (regset_bytes, regset_size): Remove.
6928 * cfganal.c: Fix a reference to Harvey's paper.
6930 2005-01-23 Steven Bosscher <stevenb@suse.de>
6932 PR rtl-optimization/19464
6933 * tree-optimize.c (init_tree_optimization_passes): Add one more
6934 copyrename pass just before out-of-ssa.
6936 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6939 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6940 * ggc-none.c (ggc_free): Define.
6942 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6944 * cse.c (max_reg, max_insn_uid): Remove.
6945 (cse_main): Don't access max_reg or max_insn_uid.
6947 * c-common.c (explicit_flag_signed_bitfields,
6948 lang_statement_code_p, lang_expand_function_end): Remove.
6949 * c-common.h: Remove the corresponding declarations.
6950 * c-opts.c (c_common_handle_option): Remove all write access
6951 to explicit_flag_signed_bitfields.
6953 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6954 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6955 * cgraph.h: Remove the corresponding declaration.
6957 * gcse.c (null_pointer_info): Remove.
6959 2005-01-23 Roger Sayle <roger@eyesopen.com>
6960 Eric Botcazou <ebotcazou@libertysurf.fr>
6962 * combine.c (simplify_logical): Only simplify logical expressions
6963 of the form ior(and(x,y),z) by the inverse distributive law if the
6964 result is cheaper than the original.
6966 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6968 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6969 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6970 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6971 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6972 config/freebsd-spec.h, config/arm/arm.h,
6973 config/h8300/h8300.md, config/i386/i386.md,
6974 config/i386/predicates.md, config/i386/sse.md,
6975 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6976 config/vax/vax.md: Fix comment typos. Follow spelling
6979 2005-01-23 Steven Bosscher <stevenb@suse.de>
6981 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6982 tests, instead of `less than'.
6984 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6986 * function.c (assign_parm_setup_block): When creating a new stack slot
6987 for a parameter, get its alignment from the parameter's DECL_ALIGN
6988 rather than the type's TYPE_ALIGN. Make sure that the parameter
6989 is at least word aligned.
6991 2005-01-22 Roger Sayle <roger@eyesopen.com>
6994 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6996 2005-01-22 Richard Henderson <rth@redhat.com>
6999 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7000 in both compare operands.
7001 (movdfcc_1_sse_max): Likewise.
7002 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7003 (movdfcc_1_sse): Likewise.
7004 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7005 scratch register as needed.
7007 2005-01-22 Richard Henderson <rth@redhat.com>
7009 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7011 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7013 2005-01-22 Richard Henderson <rth@redhat.com>
7015 * genopinit.c (optabs): Use smin/smax for floating point too.
7016 * doc/md.texi: Update to match. Clarify that floating point
7017 results are undefined for +0/-0 and NaN.
7018 * doc/rtl.texi: Likewise.
7019 * rtl.def (SMIN, SMAX): Likewise
7020 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7022 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7023 leading 's' to the name.
7024 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7025 smaxxf3, sminxf3): Likewise.
7026 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7029 2005-01-22 Paul Brook <paul@codesourcery.com>
7031 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7033 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7035 * config/s390/s390.c (struct processor_costs): New fields
7036 dlgr, dlr, dr, dsgfr, dsgr.
7037 (z900_cost, z990_cost): Values for new fields.
7038 (s390_rtx_costs): New cases MEM und COMPARE in switch
7039 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7040 DIV, MOD, UDIV, UMOD.
7042 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7044 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7045 into the register being decremented.
7046 ("doloop_si31", "doloop_di"): Likewise.
7047 ("*doloop_si_long"): Adapt pattern.
7049 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7051 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7053 (CLASS_MAX_NREGS): Likewise.
7055 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7057 * doc/tree-ssa.texi (Statement Operands): Add example for new
7058 must-def macro. Note deprecation of old operands interface.
7060 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7062 PR tree-optimization/19484
7063 * tree-cfg.c (remove_fallthru_edge): New function.
7064 (cleanup_control_flow): Remove fallthru edges from calls that are
7065 now known not to return.
7067 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7069 Fix PR tree-optimization/19038
7070 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7071 copies with loop variant ones.
7073 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7075 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7076 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7077 config/alpha/alpha.md, config/alpha/predicates.md,
7078 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7079 config/sparc/sol2.h: Update copyright.
7081 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7082 first label to see if it is a nonlocal label.
7084 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7085 Andrew Pinski <pinskia@physics.uc.edu>
7088 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7089 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7091 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7093 * config/rs6000/rtems.h: Update copyright.
7095 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7098 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7099 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7100 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7102 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7105 * c-typeck.c (convert_arguments): Check for error_mark_node.
7107 2005-01-21 Ian Lance Taylor <ian@airs.com>
7109 PR tree-optimization/13000
7110 * tree-inline.c: Include "tree-flow.h".
7111 (expand_call_inline): If warn_return_type, warn if non-void inline
7112 function falls through.
7113 * tree-cfg.c (execute_warn_function_return): Don't warn about
7114 control reaching end if TREE_NO_WARNING is set. Set
7116 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7118 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7119 branch if we don't need one.
7120 * c-typeck.c: Include "tree-flow.h"
7121 (c_finish_bc_stmt): Don't add a goto if the current statement
7122 list doesn't fall through to the current point.
7124 2005-01-21 Roger Sayle <roger@eyesopen.com>
7126 PR rtl-optimization/576
7127 * real.c (real_arithmetic): Change return type from void to bool
7128 to return an indication that the result may be inexact.
7129 * real.h (real_arithmeric): Update prototype.
7130 * fold-const.c (const_binop): Don't constant fold floating
7131 point expressions when the user specifies -frounding-math and
7132 the result may depend upon the run-time rounding mode.
7133 (fold_convert_const_real_from_real): Clean-up.
7134 (fold_initializer): Ignore flag_rounding_math for initializers.
7135 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7136 constant fold FP operations with flag_rounding_math if the
7137 result may depend upon the run-time rounding mode.
7139 2005-01-21 Tom Tromey <tromey@redhat.com>
7141 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7143 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7145 * tree-cfg.c: Fix comment typos.
7147 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7149 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7150 around the call to rest_of_handle_branch_target_load_optimize.
7152 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7154 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7155 (sparc64-*-openbsd*): Likewise.
7156 (sparclite-*-elf*): Include tm-dwarf2.h.
7157 (sparc86x-*-elf*): Likewise.
7158 (sparc64-*-elf*): Likewise.
7159 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7160 (DBX_DEBUGGING_INFO): Likewise.
7161 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7162 (PREFERRED_DEBUGGING_TYPE): Likewise.
7163 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7164 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7165 (PREFERRED_DEBUGGING_TYPE): Likewise.
7166 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7167 (PREFERRED_DEBUGGING_TYPE): Likewise.
7168 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7170 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7173 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7175 2005-01-20 Paul Brook <paul@codesourcery.com>
7177 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7179 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7181 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7182 label is first in a sequence of labels.
7184 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7186 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7187 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7189 * doc/sourcebuild.texi (Test Directives): New.
7191 2005-01-20 Roger Sayle <roger@eyesopen.com>
7193 * real.c (real_floor): Don't leave the result uninitialized when
7194 mode is VOIDMode, but return the unrounded intermediate value.
7195 (real_ceil): Likewise.
7197 2005-01-20 Paul Brook <paul@codesourcery.com>
7199 * config/arm/arm.md (insv): Use gen_int_mode.
7201 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7203 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7204 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7205 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7206 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7207 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7209 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7212 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7213 fbreg, so we have to assume we can't.
7214 (loc_descriptor_from_tree_1): Ditto.
7215 (containing_function_has_frame_base): New function.
7216 (add_location_or_const_value_attribute): Use it.
7217 Also try to generate a frame_base from a single element location
7220 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7222 PR tree-optimization/15349
7223 * timevar.def (TV_TREE_MERGE_PHI): New.
7224 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7226 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7227 calls to tree_forwarder_block_p.
7228 (remove_forwarder_block_with_phi, merge_phi_nodes,
7229 gate_merge_phi, pass_merge_phi): New.
7230 * tree-optimize.c (init_tree_optimization_passes): Add
7232 * tree-pass.h: Add an extern for pass_merge_phi;
7234 2005-01-20 Richard Henderson <rth@redhat.com>
7237 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7238 (_mm_castps_pd, _mm_castps_si128): New.
7239 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7241 2005-01-20 Richard Henderson <rth@redhat.com>
7244 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7245 __builtin_ia32_vec_init_v2si.
7246 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7247 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7248 (ix86_init_mmx_sse_builtins): Create it.
7249 (ix86_expand_builtin): Expand it.
7250 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7251 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7252 (vec_extractv2si_0, vec_extractv2si_1): New.
7254 2005-01-20 Richard Henderson <rth@redhat.com>
7257 * config/i386/i386.c (ix86_expand_push): New.
7258 * config/i386/mmx.md (push<MMXMODE>1): New.
7259 * config/i386/sse.md (push<SSEMODE>1): New.
7260 * config/i386/i386-protos.h: Update.
7262 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7264 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7267 2005-01-20 Richard Henderson <rth@redhat.com>
7269 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7270 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7272 2005-01-19 Richard Henderson <rth@redhat.com>
7275 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7276 to V4SFmode in SSE1 fallback load path.
7278 2005-01-19 Richard Henderson <rth@redhat.com>
7280 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7281 in QImode expansion to ix86_expand_vector_set.
7282 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7284 2005-01-19 Richard Henderson <rth@redhat.com>
7287 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7288 subclass of the input class.
7289 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7290 Always true for cross-SSE1 classes. Rationalize conditionals.
7291 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7292 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7293 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7294 (movdi_2): Add MMX/SSE zeros.
7295 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7296 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7297 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7298 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7299 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7300 (zero_extendsidi2_rex64_1): Remove.
7301 (MOV0 peephole): Check GENERAL_REG_P.
7303 2005-01-19 Richard Henderson <rth@redhat.com>
7306 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7308 (ix86_expand_vector_extract): Likewise.
7310 2005-01-19 Richard Henderson <rth@redhat.com>
7313 * expr.c (emit_move_change_mode): New argument force; use
7314 simplify_gen_subreg if true.
7315 (emit_move_via_alt_mode): Merge into ...
7316 (emit_move_via_integer): ... here.
7317 (emit_move_ccmode): Use emit_move_change_mode directly.
7319 2005-01-19 Richard Henderson <rth@redhat.com>
7322 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7323 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7324 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7326 (alpha_emit_set_const): Likewise. Make static.
7327 (alpha_emit_set_long_const): Make static.
7328 (alpha_extract_integer): Split out from alpha_expand_mov.
7329 (alpha_split_const_mov): Likewise.
7330 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7331 (alpha_legitimate_constant_p): New.
7332 * config/alpha/alpha-protos.h: Update.
7333 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7334 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7335 * config/alpha/alpha.md (movsi): Add n alternative.
7336 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7337 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7338 (splitters for all of the above): Use alpha_split_const_mov.
7339 * config/alpha/predicates.md (non_add_const_operand): New.
7340 (non_zero_const_operand): New.
7341 (input_operand): Use alpha_legitimate_constant_p after reload.
7343 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7345 PR tree-optimization/19038
7346 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7347 (add_candidate): Add ivs with increment in latch only if
7348 allow_ip_end_pos_p is true.
7349 (determine_iv_cost): Use empty_block_p.
7351 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7353 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7354 (compute_dominance_frontiers): Ditto.
7356 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7359 * config/sh/t-rtems: New.
7360 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7362 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7364 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7365 the offset of the selected field.
7367 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7369 * tree-cfg.c (remove_forwarder_block): Fix the check to
7370 prevent a nonlocal label from appearing in the middle of a
7373 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7375 PR rtl-optimization/19462
7376 * reorg.c (find_end_label): Create return insn only if
7377 current_function_epilogue_delay_list is empty.
7379 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7381 * doc/passes.texi: Remove paragraph mentioning new-ra.
7383 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7385 PR rtl-optimization/15139
7386 * combine.c: Include params.h.
7387 (count_rtxs): New function.
7388 (record_value_for_reg): If replace_rtx would replace at least
7389 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7390 (clobber (const_int 0)) instead of TEM.
7391 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7392 * params.h (MAX_LAST_VALUE_RTL): New.
7393 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7394 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7397 * c-typeck.c (digest_init): Only call build_vector if all constructor
7398 elements are *_CST nodes.
7399 * gimplify.c (gimplify_init_constructor): Likewise.
7402 * c-typeck.c (digest_init): Only call build_vector if inside_init
7405 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7407 * toplev.c (init_asm_output): Remove dead #ifdef.
7409 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7411 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7413 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7415 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7416 accessing DECL_FUNCTION_CODE.
7417 * dojump.c (do_jump): Likewise.
7418 * gimplify.c (gimplify_call_expr): Likewise.
7419 * predict.c (expr_expected_value): Likewise.
7420 (strip_builtin_expect): Likewise.
7421 * tree-inline.c (estimate_num_insns_1): Likewise.
7422 * tree-ssa-loop-im.c (stmt_cost): Likewise
7423 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7424 (tree_expr_nonnegative_p): Likewise.
7426 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7428 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7429 variant of the load_pcrel_sym pattern.
7430 * config/sparc/sparc.md (P macro): Move to the top.
7431 (load_pcrel_sym): Macroize using P.
7432 (save_register_window): Likewise.
7434 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7436 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7439 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7442 * c-typeck.c (build_asm_expr): Strip nops off
7443 input memory operands.
7445 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7447 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7448 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7449 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7450 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7452 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7455 * config/i386/i386.c (override_options): If the 80387 is disabled,
7456 then do not return FP values using FP registers.
7458 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7460 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7461 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7462 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7463 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7464 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7465 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7466 output.h, postreload-gcse.c, postreload.c, recog.c,
7467 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7468 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7469 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7470 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7471 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7472 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7473 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7474 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7476 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7477 config/alpha/alpha.c, config/arm/vfp.md,
7478 config/i386/emmintrin.h, config/i386/i386-modes.def,
7479 config/i386/i386-protos.h, config/i386/i386.h,
7480 config/i386/pmmintrin.h, config/i386/ppro.md,
7481 config/i386/predicates.md, config/i386/xmmintrin.h,
7482 config/i860/i860.c, config/ia64/ia64-modes.def,
7483 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7484 config/ia64/ia64.md, config/ia64/itanium1.md,
7485 config/ia64/itanium2.md, config/ia64/predicates.md,
7486 config/iq2000/iq2000.h, config/mips/linux64.h,
7487 config/rs6000/aix41.h, config/rs6000/aix43.h,
7488 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
7489 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7490 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
7491 config/sparc/linux64.h, config/sparc/litecoff.h,
7492 config/sparc/sp64-elf.h, config/sparc/sparc.c,
7493 config/sparc/sparc.h, config/sparc/sparc.md,
7494 config/sparc/sysv4-only.h: Update copyright.
7496 2005-01-18 Richard Henderson <rth@redhat.com>
7499 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
7501 2005-01-18 Marc Espie <espie@openbsd.org>
7502 * config/i386/openbsdelf.h: Typo.
7504 2005-01-18 Richard Henderson <rth@redhat.com>
7506 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
7507 special case for sse.
7508 * config/i386/predicates.md (sse_comparison_operator): Likewise.
7510 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
7512 * tree-inline.c (estimate_num_insns_1): Added cases for
7513 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
7515 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7517 PR rtl-optimization/19296
7518 * combine.c (simplify_comparison): Rewrite the condition under
7519 which a non-paradoxical SUBREG of a PLUS can be lifted when
7520 compared against a constant.
7522 2005-01-18 Andi Kleen <ak@muc.de>
7524 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7525 * c.opt (-Wpointer-sign): Add.
7526 * doc/invoke.texi: (-Wpointer-sign): Add.
7528 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7530 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7531 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7532 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7533 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7534 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7535 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7536 for TARGET_MIX_SSE_I387.
7537 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7538 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7539 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7540 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7541 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7542 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7543 TARGET_MIX_SSE_I387.
7544 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7547 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7550 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7551 Add movaps alternative for xmm reg->reg move.
7553 2005-01-17 Jeff Law <law@redhat.com>
7555 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7556 at the end of the main DOM loop rather than just before DOM exits.
7558 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7560 PR tree-optimization/19121
7561 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7562 adding aliases to a name tag, also add them to the pointer's
7564 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7565 sensitive alias info at all. Only check that the two pointers
7566 have compatible pointed-to sets.
7567 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7568 a pointer's type tag is a superset of the alias set of the
7571 2005-01-17 James E Wilson <wilson@specifixinc.com>
7574 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7575 comment to document why.
7577 2005-01-17 Richard Henderson <rth@redhat.com>
7579 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7580 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7581 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7582 sse2_vmsminv2df3_finite): New.
7583 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7584 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7585 Force op1 into register.
7587 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7589 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7590 bubblestrap from always rebuilding build directory.
7592 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7594 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7595 ("*cmpmem_short"): Likewise.
7597 2005-01-17 Steven Bosscher <stevenb@suse.de>
7599 * basic-block.h: Document BB_* flags.
7600 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7601 use an sbitmap instead.
7602 * sched-rgn.c (compute_trg_info): Likewise.
7604 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7606 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7607 redundant target_cpu_default and extra_parts lines. Use the default
7609 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7610 (SUBTARGET_EXTRA_SPECS): Delete.
7611 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7612 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7613 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7614 and "n32" for -mabi=n32.
7616 2005-01-17 Ian Lance Taylor <ian@airs.com>
7619 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7620 fold constant variables into initial values.
7622 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7624 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7626 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7627 through the statements backward.
7629 2005-01-17 Ian Lance Taylor <ian@airs.com>
7631 PR middle-end/13127:
7632 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7633 a variable set to the return value of the inlined function.
7635 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7637 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7638 when modes are tieable.
7640 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7642 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7643 of pthread_create to find out if threads are enabled.
7644 * gthr-posix95.h (__gthread_active_p): Likewise.
7646 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7648 * common.opt (-fnew-ra): Remove.
7650 * toplev.h (flag_new_regalloc): Remove.
7651 * Makefile.in (ra*.*): Don't mention.
7652 * passes.c (rest_of_handle_new_regalloc): Remove.
7653 (rest_of_handle_combine, rest_of_compilation): Always consider
7654 flag_new_regalloc as false.
7655 * doc/invoke.texi: Don't document -fnew-ra.
7657 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7659 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7660 last parameter to reg_scan.
7661 * loop.c (loop_optimize): Likewise.
7662 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7663 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7664 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7665 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7666 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7667 * regclass.c (reg_scan): Likewise, for the declaration.
7668 * rtl.h (reg_scan): Likewise, for the prototype.
7670 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7672 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7673 mark_dfs_back_edges.
7675 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7677 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7678 (compute_avail): Uses don't go in tmp_gen.
7680 2005-01-16 Steven Bosscher <stevenb@suse.de>
7682 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7683 loop to look for a free slot in a page entry.
7685 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7688 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7689 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7690 just before targetm.asm_out.file_end.
7691 * tree.h (process_pending_assemble_output_defs): Declare.
7692 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7694 (assemble_alias): Defer generation of assembly code for defines when
7695 TARGET_DEFERRED_OUTPUT_DEFS is true.
7696 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7697 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7698 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7700 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7703 * pa.c (pa_scalar_mode_supported_p): New function.
7704 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7705 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7707 * pa-protos.h (prefetch_operand): Delete.
7708 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7709 * pa.c (prefetch_operand): Delete.
7710 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7711 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7712 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7713 and prefetch_nocc_operand.
7714 * pa.md (prefetch): Rework to avoid reload problems handling short
7715 displacements when a cache control completer needs to be provided.
7716 (prefetch_32, prefetch_64): Delete.
7717 (prefetch_cc, prefetch_nocc): New patterns.
7719 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7721 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7723 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7726 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7727 exceeds maximum alignment for global common data.
7728 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7729 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7731 2004-01-15 Roger Sayle <roger@eyesopen.com>
7733 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7735 2004-01-15 Roger Sayle <roger@eyesopen.com>
7737 * harg-reg-set.h (reg_class_names): Prototype global array.
7738 * regclass.c (reg_class_names): Declare here and initialize to
7740 (dump_regclass): Remove local declaration of reg_class_names.
7741 (regclass): Likewise.
7742 * cfg.c (dump_flow_info): Likewise.
7743 * ra-debug.c (reg_class_names): Likewise.
7744 * regrename.c (reg_class_names): Likewise.
7745 * reload.c (reg_class_names): Likewise.
7746 * reload1.c (spill_failure): Likewise.
7747 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7749 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7751 * config/s390/s390.md ("reload_outti"): Remove predicate for
7752 output operand. Abort if operand is not a MEM.
7753 ("reload_outdi", "reload_outdf"): Likewise.
7755 2005-01-15 Marc Espie <espie@openbsd.org>
7757 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7758 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7759 * config/openbsd.h: Fix C++ includes for native configurations.
7760 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7761 Add trampoline support.
7762 * config/i386/openbsdelf.h: New.
7764 2005-01-15 Marc Espie <espie@openbsd.org>
7766 * collect2.c (main): Explicitly parse -dynamic-linker option.
7768 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7770 PR tree-optimization/19060
7771 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7772 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7773 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7774 and handle extract_range_from_cond returning false.
7775 * fold-const.c (fold): Optimize comparisons with min/max even for
7776 width > HOST_BITS_PER_WIDE_INT.
7778 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7780 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7781 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7782 Remove little endian multilib variants.
7783 Add mips32 multilib variant.
7785 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7787 * explow.c (copy_all_reg, stabilize): Remove.
7788 * expr.h: Remove the corresponding prototypes.
7790 * rtlanal.c (regs_set_between_p): Remove.
7791 * rtl.h: Remove the corresponding prototype.
7793 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7795 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7796 to rs6000_nonimmediate_operand.
7797 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7798 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7799 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7800 rs6000_nonimmediate_operand.
7801 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7802 rs6000_nonimmediate_operand.
7804 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7806 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7808 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7810 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7812 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7813 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7815 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7816 (rs6k_nonimmediate_operand): New.
7817 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7819 (legitimate_lo_sum_address_p): Same.
7820 (rs6000_legitimize_address): Same.
7821 (rs6000_legitimize_reload_address): Same.
7822 (rs6000_legitimate_address): Same.
7823 (spe_build_register_parallel): Pass DF and DC modes in a DI
7826 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7827 to rs6k_nonimmediate_operand.
7829 * config/rs6000/spe.md ("*frob_df_di"): New.
7830 ("*frob_di_df"): New.
7831 ("*frob_di_df_2"): New.
7832 ("*mov_sidf_e500_subreg0"): New.
7833 ("*mov_sidf_e500_subreg4"): New.
7834 ("*movdf_e500_double"): Change predicate to
7835 rs6k_nonimmediate_operand.
7837 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7839 * postreload.c (move2add_note_store): Only call
7840 trunc_int_for_mode on scalar integers.
7842 2005-01-14 Steven Bosscher <stevenb@suse.de>
7844 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7845 replace BB_VISITED uses.
7846 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7847 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7848 (tree_dce_done): Free visited_control_parents.
7849 (perform_tree_ssa_dce): Allocate and clear it.
7850 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7851 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7852 instead of BB_VISITED.
7854 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7856 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7857 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7858 Remove unused prototypes.
7860 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7862 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7863 64-bit register usage.
7864 (spe_func_has_64bit_regs_p): Add FIXME note.
7866 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7868 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7869 flag_finite_math_only with flag_unsafe_math_optimizations.
7871 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7873 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7875 (__tpf_eh_return): Copy TPF private stack area from the module
7876 boundary stack frame. Add check for when module addresses are
7877 equal, but no stub address is found.
7879 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7882 * arm.h (struct machine_function): Add call_via field.
7883 (thumb_call_via_label): Declare.
7884 * arm.c (thumb_call_via_label): New variable.
7885 (thumb_call_reg_needed): New variable.
7886 (arm_output_function_epilogue): For Thumb code, output any per-function
7887 call-indirect trampolines.
7888 (thumb_call_via_reg): New function.
7889 (arm_file_end): New function.
7890 (TARGET_ASM_FILE_END): Call arm_file_end.
7891 (aof_file_end): Likewise.
7892 * arm-protos.h (thumb_call_via_reg): Declare.
7893 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7894 thumb_call_via_reg in normal case.
7896 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7899 PR rtl-optimization/19348
7900 * recog.c (peephole2_optimize): Do global life update if some peephole
7901 decides it doesn't need at least one of its inputs and that change
7902 influences liveness at the start of the basic block.
7904 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7905 arguments instead of 1.
7907 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7910 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7911 zero for nested functions needing a static chain or functions
7912 with a non-constant address.
7914 2005-01-13 Roger Sayle <roger@eyesopen.com>
7916 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7917 (and (sign_extend X) C) into (zero_extend (and X C)).
7919 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7921 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7923 2005-01-13 Richard Henderson <rth@redhat.com>
7928 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7929 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7930 not just TARGET_SSE.
7931 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7932 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7933 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7934 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7935 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7936 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7937 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7938 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7939 (movdicc_c_rex64): Rename with '*'.
7940 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7941 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7942 (movsfcc_1_387): Rename from movsfcc_1.
7943 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7944 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7945 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7946 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7947 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7948 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7949 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7950 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7951 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7952 sse_movdfcc_const0_4): Remove.
7953 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7954 recognize min/max early. Update for changed sse cmove patterns.
7955 (ix86_split_sse_movcc): New.
7956 * config/i386/i386-protos.h: Update.
7958 2005-01-13 Steven Bosscher <stevenb@suse.de>
7960 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7961 (fix_stmt_v_may_defs): Likewise.
7963 2005-01-13 Richard Henderson <rth@redhat.com>
7965 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7966 for converting the mask.
7968 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7970 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7973 2005-01-13 Richard Henderson <rth@redhat.com>
7975 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7976 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7977 IX86_BUILTIN_MOVDQ2Q): Remove.
7978 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7979 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7980 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7982 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7983 (sse2_pextrw): Fix immediate constraint.
7984 (sse2_loadq, sse2_loadq_rex64): Remove.
7985 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7986 Use __builtin_ia32_vec_ext_<size>.
7987 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7989 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7991 * function.c (assign_parm_setup_block): Look inside original
7992 entry_parm when inspecting PARALLEL.
7994 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7995 Joel Sherrill <joel@oarcorp.com>
7998 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7999 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8000 rtems_gxx_recursive_mutex_init.
8001 (__gthread_recursive_mutex_lock): New function.
8002 (__gthread_recursive_mutex_trylock): Likewise.
8003 (__gthread_recursive_mutex_unlock): Likewise.
8005 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8007 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8009 2005-01-13 Jan Beulich <jbeulich@novell.com>
8011 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8012 (ashrti3_internal): Indicate output is early clobber. Generate result
8013 into output rather than first input. Use move for low word of output
8014 if shift count is exactly 64.
8015 (lshrti3_internal): Likewise.
8017 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8021 * reload1.c (delete_output_reload): Don't delete an output reload
8022 if the pseudo lives longer than a single basic block. Adjust and
8023 improve wording of comment.
8025 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8028 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8029 of TYPE_SIZE where we mean the number of bytes.
8031 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8033 * function.c (assign_parm_setup_block): Relax condition on
8034 multi-register optimization.
8036 2005-01-12 Nick Clifton <nickc@redhat.com>
8038 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8039 an "in_delay_slot" attribute of "no" to prevent them being used in
8040 delay slots. This is forbidden because they might generate
8043 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8046 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8049 2005-01-12 Nick Clifton <nickc@redhat.com>
8051 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8052 passed on to GAS) but do not define, as GAS no longer supports or
8053 needs the -m2000 option.
8055 2005-01-11 Roger Sayle <roger@eyesopen.com>
8057 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8058 type as args of unprototyped builtins aren't automatically promoted.
8059 (fold_builtin_abs): Likewise.
8061 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8063 * Makefile.in: Set a `build-warn' variable.
8065 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8067 PR tree-optimization/17949
8068 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8069 (find_interesting_uses_address): Use it.
8071 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8073 * regrename.c (kill_value): Handle subreg's that won't simplify.
8075 2005-01-11 Richard Henderson <rth@redhat.com>
8078 * config/i386/i386.h (enum ix86_builtins): Move ...
8079 * config/i386/i386.c: ... here.
8080 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8081 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8082 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8083 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8084 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8085 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8086 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8087 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8088 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8089 IX86_BUILTIN_LOADDDUP): Remove.
8090 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8091 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8092 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8093 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8094 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8095 (ix86_init_builtins): Make static.
8096 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8097 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8098 if all the modes match. Otherwise, fake it.
8099 (get_element_number, ix86_expand_vec_init_builtin,
8100 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8101 (ix86_expand_builtin): Make static. Update for changed builtins.
8102 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8103 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8104 (ix86_expand_vector_init_duplicate): New.
8105 (ix86_expand_vector_init_low_nonzero): New.
8106 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8107 Split out from ix86_expand_vector_init; handle integer modes.
8108 (ix86_expand_vector_init): Use them.
8109 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8110 * config/i386/i386-protos.h: Update.
8111 * config/i386/predicates.md (reg_or_0_operand): New.
8112 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8113 (movv2sf_internal): Likewise. And a splitter to match them all.
8114 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8115 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8116 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8117 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8118 (mmx_pinsrw): Fix operand ordering.
8119 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8120 rather than sse_loadss expander.
8121 (movv2df splitter): Similarly.
8122 (sse_loadss, sse_loadlss): Remove.
8123 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8124 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8125 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8126 (sse3_movddup): Rename with '*'.
8127 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8128 (sse2_loadsd): Remove.
8129 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8130 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8131 (sse2_pinsrw): Fix argument ordering.
8132 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8133 (sse2_stored): Remove 'r' destination.
8134 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8135 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8136 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8137 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8138 vec_extractv16qi, vec_initv16qi): New.
8140 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8141 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8142 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8144 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8145 (_mm_load_si128, _mm_store_si128): Likewise.
8146 (_mm_load1_pd): Use _mm_set1_pd.
8147 (_mm_load_sd): Use _mm_set_sd.
8148 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8149 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8150 (_mm_set_epi64): Use _mm_set_epi64x.
8151 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8152 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8153 _mm_setr_epi8): Use _mm_set_foo form.
8154 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8155 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8156 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8157 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8158 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8159 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8160 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8161 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8162 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8163 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8164 (_mm_movedup_pd): Use _mm_shuffle_pd.
8165 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8166 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8167 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8168 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8170 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8171 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8172 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8173 (_mm_store_ps): Use raw dereference.
8174 (_mm_store1_ps): Use _mm_storeu_ps.
8175 (_mm_storer_ps): Use _mm_store_ps.
8176 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8177 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8179 2005-01-11 Stan Shebs <shebs@apple.com>
8181 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8182 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8184 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8187 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8188 Skip all DECLs except for FIELD_DECLs.
8190 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8192 * config/s390/s390.c (override_options): Return error if
8193 -mbackchain, -mpacked-stack and -mhard-float are used together.
8194 (s390_va_start): Remove the backchain && packed-stack special case.
8195 (s390_gimplify_va_arg): Likewise.
8196 * doc/invoke.texi: Remove the ABI incompatibility note.
8198 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8200 * config/s390/s390.c (struct s390_frame_layout): Remove
8202 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8203 save_backchain_p with TARGET_BACKCHAIN.
8205 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8208 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8209 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8210 * function.c (locate_and_pad_parm): Set new field.
8211 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8212 Tweak where_pad test to include "none". Always set mem align for
8214 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8215 not sufficient for type.
8216 (assign_parm_setup_block): If stack_parm is zero on entry, always
8217 make a new stack local. Block move old stack parm if necessary
8218 to new aligned stack local.
8219 (assign_parm_setup_stack): Use a block move to handle
8220 potentially misaligned entry_parm.
8221 (assign_parms_unsplit_complex): Specify required alignment when
8222 creating stack local.
8223 * calls.c (compute_argument_addresses): Override alignment of stack
8224 arg calculated from its type with the alignment given by
8225 FUNCTION_ARG_BOUNDARY.
8226 (store_one_arg): Likewise.
8228 2005-01-11 Jan Beulich <jbeulich@novell.com>
8230 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8231 Change respective itanium_class attribute to ialu.
8232 (shladdp4_internal): New.
8233 * config/ia64/predicates.md (shladd_log2_operand): New.
8235 2005-01-11 Richard Henderson <rth@redhat.com>
8237 * expr.c (store_constructor): Use rtvec_alloc instead of
8238 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8240 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8242 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8244 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8246 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8247 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8248 (TARGET_RWRELOC): Define.
8249 (ia64_rwreloc_section_type_flags): Delete.
8250 (ia64_section_type_flags): New function.
8251 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8252 (TARGET_RWRELOC): Define.
8254 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8257 * config/ia64/ia64.c (process_set): For alloc insn, only call
8258 process_epilogue is !frame_pointer_needed.
8260 2005-01-10 Roger Sayle <roger@eyesopen.com>
8263 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8264 unary operator and can't be treated as a binary/comparison operator.
8266 2005-01-10 Richard Henderson <rth@redhat.com>
8268 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8269 (ix86_return_in_memory): Likewise.
8270 (function_arg_advance): Likewise. Mirror structure in function_arg
8271 for choosing register to advance.
8273 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8275 * tree-vectorizer.c, tree.def: Fix comment typos.
8277 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8279 * config/s390/s390.c (struct processor_costs): 4 new fields:
8280 ddbr, ddr, debr, der.
8281 (s390_rtx_costs): More precise handling of divide instructions.
8283 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8285 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8287 2005-01-10 Jan Beulich <jbeulich@novell.com>
8289 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8290 names resulting from -ffunction-sections/-fdata-sections and linkonce
8292 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8293 based on the section name. Rearrange the section name comparison logic
8294 slightly so that each section name is compared against at most once.
8296 2005-01-10 Ben Elliston <bje@au.ibm.com>
8298 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8299 targets for which -fPIC reduces limitations on the GOT size.
8301 2005-01-09 Falk Hueffner <falk@debian.org>
8303 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8306 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8309 * collect2.c (main): Set aixrtl_flag for -brtl option.
8310 (resolve_lib_name): Search for .so file extension before .a
8313 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8315 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8316 (vect_analyze_data_refs_alignment): Add dump prints.
8318 2005-01-09 Ira Rosen <irar@il.ibm.com>
8320 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8321 expr_invariant_in_loop_p.
8322 Initialize outputs first thing in the function.
8323 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8324 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8325 (vect_analyze_pointer_ref_access): Check that the initial condition of
8326 the access function is loop invariant.
8328 2005-01-09 Richard Henderson <rth@redhat.com>
8330 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8331 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8332 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8333 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8334 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8335 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8336 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8337 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8338 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8339 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8340 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8341 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8342 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8343 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8344 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8345 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8346 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8347 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8348 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8349 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8350 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8351 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8352 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8354 (mmx_clrdi, pavgusb): Remove.
8355 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8356 with leading sse_ prefix.
8357 * config/i386/sse.md: Receive them.
8358 * config/i386/mmx.md: New file.
8359 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8360 (subrv2sf3): Turn into expander for normal subtraction.
8361 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8362 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8363 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8364 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8365 commutative; use ix86_binary_operator_ok.
8366 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8367 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8368 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8369 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8370 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8371 Macroize from existing patterns; use ix86_binary_operator_ok.
8372 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8373 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8374 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8375 with vec_select+vec_concat.
8376 (mmx_pshufw, mmx_pshufw_1): Likewise.
8377 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8378 (mmx_uavgv4hi3): Model correctly.
8379 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8380 _mm_xor_si64): Remove casts.
8382 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8384 PR tree-optimization/19224
8385 * tree-scalar-evolution.c (get_instantiated_value,
8386 set_instantiated_value): New functions.
8387 (instantiate_parameters_1): Cache the results.
8388 (instantiate_parameters, resolve_mixers): Initialize and free
8391 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8393 * config/i386/i386.md (addhi_4): Correct reference in comment.
8396 2005-01-08 Richard Henderson <rth@redhat.com>
8398 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8399 (_mm_cvtsi128_si64x): Likewise.
8400 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8401 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8402 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8403 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8404 * config/i386/i386-protos.h: Update.
8405 * config/i386/i386.c (print_operand): Add 'H'.
8406 (ix86_fixup_binary_operands): Split out from ...
8407 (ix86_expand_binary_operator): ... here.
8408 (ix86_fixup_binary_operands_no_copy): New.
8409 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8410 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8411 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8412 (safe_vector_operand): Use CONST0_RTX.
8413 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8414 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8415 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8416 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8418 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8419 (IX86_BUILTIN_CMPNGESS): New.
8420 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8421 (attr type): Add sselog1.
8422 (attr unit, attr memory): Handle it.
8423 (movti, movti_internal, movti_rex64): Move near other integer moves.
8424 (movtf, movtf_internal): Move near other fp moves.
8425 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8426 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8427 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8428 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8429 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8430 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8431 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8432 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8433 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8434 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8435 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8436 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8437 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8438 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8439 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8440 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8441 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8442 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8443 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8444 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8445 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8446 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8447 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8448 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8449 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8450 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8451 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8452 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8453 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8454 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8455 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8456 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8457 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8458 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8459 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8460 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8461 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8462 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8463 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8464 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8465 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8466 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8467 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8468 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8470 (SSEPUSH, push<SSEPUSH>): Remove.
8471 (MMXPUSH, push<MMXPUSH>): Remove.
8472 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8473 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8474 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8475 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8476 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8477 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8478 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8479 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8480 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8481 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8482 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8483 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8484 (ppro_sse_log_V4SF): Handle sselog1.
8485 * config/i386/predicates.md (const_0_to_1_operand): New.
8486 (const_0_to_255_mul_8_operand): New.
8487 (const_1_to_31_operand): Rename from const_int_1_31_operand.
8488 (const_2_to_3_operand, const_4_to_7_operand): New.
8489 * config/i386/sse.md: New file.
8490 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
8491 (sse_movups): Rename from sse_movups_1.
8492 (sse_loadlss): Rename from sse_loadss_1.
8493 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
8495 (negv4sf2): Use ix86_expand_fp_absneg_operator.
8496 (absv4sf2, negv2df, absv2df): New.
8497 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
8498 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
8499 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
8500 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
8501 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
8502 (sse3_addsubv4sf3): Model correctly.
8503 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
8504 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
8505 (sse_movhlps): Model with vec_select+vec_concat.
8506 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
8507 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
8508 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
8509 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
8510 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
8511 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
8512 sse2_pshufhw_1): Likewise.
8513 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
8514 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
8515 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
8516 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
8517 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
8518 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
8519 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
8520 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
8521 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
8522 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
8523 sminv8hi3): Mark commutative
8524 operands. Use ix86_binary_operator_ok.
8525 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8526 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8527 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8528 sse2_punpcklqdq): Allow operand2 in memory.
8529 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8530 sse2_movsd): Add memory alternatives.
8531 (sse_storelps): Turn expander into an insn; split after reload.
8532 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8533 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8535 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8537 * configure.ac (DWARF-2 debug_line): Use objdump.
8538 * configure: Regenerate.
8540 2005-01-08 Jeff Law <law@redhat.com>
8541 Diego Novillo <dnovillo@redhat.com>
8543 PR tree-optimization/18241
8544 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8545 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8546 statements with volatile operands.
8547 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8548 operands after marking a statement with has_volatile_ops.
8550 2005-01-08 Roger Sayle <roger@eyesopen.com>
8552 * tree.c (int_fits_type_p): Always honor integer constant
8553 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8555 2005-01-08 Roger Sayle <roger@eyesopen.com>
8557 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8558 the latent bug in rtl_delete_block has been resolved.
8560 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8562 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8563 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8565 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8567 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8568 library as @multilib_dir@/$(SHLIB_SONAME).
8570 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8572 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8573 * configure: Regenerate.
8575 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8577 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8580 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8583 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8584 Convert non-word aligned offset address using ld/std into
8587 2005-01-07 Richard Henderson <rth@redhat.com>
8589 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8591 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8593 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8595 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8597 PR tree-optimization/19283
8598 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8599 is not shorter than the original type.
8601 PR rtl-optimization/19012
8602 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8604 PR rtl-optimization/18861
8605 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8606 (FULL_STATE): Define.
8607 (mark_tablejump_edge): New function.
8608 (purge_dead_tablejump_edges): New function.
8609 (find_bb_boundaries): Use it.
8611 PR tree-optimization/18828
8612 * builtins.c (expand_builtin_next_arg): Remove argument and all
8613 the argument checking.
8614 (expand_builtin): Adjust caller.
8615 (expand_builtin_va_start): Likewise. Remove error for too many
8617 (fold_builtin_next_arg): Issue error for too many arguments.
8618 After checking arguments, replace them with magic arguments that
8619 prevent further checking of the args.
8621 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8623 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8625 2005-01-06 Roger Sayle <roger@eyesopen.com>
8628 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8629 and %{.S:...} (and their negative variants) to test whether the
8630 input file is assembler or pre-processed-assembler independent of
8631 the actual filename extension.
8633 2005-01-06 Roger Sayle <roger@eyesopen.com>
8635 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8636 of sign or zero extended values.
8638 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8640 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8641 for IBM long double format correctly.
8643 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8645 Fix PR tree-optimization/18792
8647 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8648 to first_loop_depth, and use loop depth instead of loop number.
8649 (build_classic_dir_vector): Ditto.
8650 (compute_data_dependences_for_loop): Use depth, not loop number.
8651 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8652 number. Pass in loops, instead of loop numbers.
8653 (gather_interchange_stats): Ditto.
8654 (linear_transform_loops): Ditto.
8656 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8659 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8660 biv_fits_mode_p, extension_within_bounds_p): New functions.
8661 (check_ext_dependent_givs): Use them.
8663 2005-01-06 Roger Sayle <roger@eyesopen.com>
8665 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8666 more than one barrier, in which case we should delete them all.
8668 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8670 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8672 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8674 Fix PR middle-end/19286
8676 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8677 output this subprogram, simply ignore this attempt to do it again.
8678 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8679 origin attribute if it's not possible.
8680 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8681 (decls_for_scope): Ditto.
8682 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8683 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8685 2005-01-05 Richard Henderson <rth@redhat.com>
8688 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8689 (bdesc_2arg): Use it.
8690 (ix86_expand_binop_builtin): Force operands into registers
8692 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8693 ix86_expand_sse_compare, ix86_expand_sse_comi,
8694 ix86_expand_builtin): Likewise.
8696 2005-01-05 Richard Henderson <rth@redhat.com>
8698 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8700 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8701 (mulv4hi3): Set itanium_class mmmul.
8702 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8703 (fpack): Rename from fpack_sfsf.
8705 2005-01-05 Richard Henderson <rth@redhat.com>
8708 * reload1.c (do_input_reload): Restrict the optimization deleteing
8709 a previous output reload to RELOAD_FOR_INPUT.
8711 2005-01-05 Steven Bosscher <stevenb@suse.de>
8713 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8714 comment that we fall through after case.
8715 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8716 (distribute_links): Likewise.
8717 * cse.c (cse_insn): Likewise.
8718 * cselib.c (cselib_invalidate_mem): Likewise.
8719 * df.c: Update comments at the top of the file.
8720 (read_modify_subreg_p): Update comments here too.
8721 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8722 * flow.c (mark_set_1): Likewise.
8723 (mark_used_regs): Likewise.
8724 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8725 (canon_list_insert): Likewise.
8726 (mark_set): Likewise.
8727 (try_replace_reg): Likewise.
8728 (store_killed_in_insn): Likewise.
8729 * loop.c (count_one_set): Likewise.
8730 (basic_induction_var): Likewise.
8731 * postreload-gcse.c (find_mem_conflicts): Likewise.
8732 * postreload.c (reload_combine_note_store): Likewise.
8733 (move2add_note_store): Likewise.
8734 * reload.c (find_equiv_reg): Likewise.
8735 (mark_referenced_resources): Likewise.
8736 * rtlanal.c (set_noop_p): Likewise.
8737 (note_stores): Likewise.
8738 (note_uses): Likewise.
8739 * sched-deps.c (sched_analyze_1): Likewise.
8740 * sched-rgn.c (check_live_1): Likewise.
8741 (update_live_1): Likewise.
8742 * config/i860/i860.c: Likewise.
8744 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8746 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8748 * doc/rtl.texi: Update documentation for bit-fields and SET.
8750 2005-01-05 Roger Sayle <roger@eyesopen.com>
8752 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8754 2005-01-05 Jan Hubicka <jh@suse.cz>
8755 Richard Henderson <rth@redhat.com>
8758 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8761 2005-01-05 Richard Henderson <rth@redhat.com>
8764 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8765 (sse_shufps): Change operand 3 to const_int_operand.
8766 (sse2_storelps): Fix typo in template.
8767 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8768 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8769 (ix86_expand_builtin): Likewise.
8771 2005-01-05 Julian Brown <julian@codesourcery.com>
8773 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8774 as aggregates for AAPCS ABIs.
8776 2005-01-05 Stan Shebs <shebs@apple.com>
8778 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8779 Mach-O getters if ppc64.
8780 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8782 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8783 signed four-byte field for global code case.
8784 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8786 2005-01-05 Roger Sayle <roger@eyesopen.com>
8789 * c-common.c: Include real.h.
8790 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8791 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8792 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8793 * Makefile.in (c-common.o): Update dependencies.
8795 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8797 * c-parse.in (asm_string): Add trailing semicolon.
8799 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8801 * c-parse.in (asm_string): New. Don't allow wide strings in
8803 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8804 asm_string instead of STRING.
8806 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8808 * c-typeck.c (constructor_no_implicit): Remove.
8809 (set_designator, process_init_element): Don't check
8810 constructor_no_implicit.
8812 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8813 Kaz Kojima <kkojima@gcc.gnu.org>
8816 * lcm.c (create_pre_exit): New.
8817 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8818 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8820 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8822 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8823 -msoft-float in target_float_switch.
8824 * arm.c (arm_override_options): Fix processing of target_float_switch.
8826 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8828 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8831 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8833 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8834 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8836 2005-01-04 Roger Sayle <roger@eyesopen.com>
8838 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8839 if deleting the then-block allows the test-block to fallthru to the
8842 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8845 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8846 after the full declaration if the are in two different TUs.
8848 2005-01-04 Richard Henderson <rth@redhat.com>
8851 * tree-sra.c (generate_one_element_init): Just
8852 call gimplify_and_add.
8853 (generate_element_init): Record the
8854 new referenced variables and mark them for renaming
8855 and split out to ...
8856 (generate_element_init_1): This.
8857 (scalarize_init): Don't call push_gimplify_context/
8858 pop_gimplify_context.
8860 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8862 * toplev.c (get_src_pwd): Handle failure of getpwd().
8864 2005-01-04 Roger Sayle <roger@eyesopen.com>
8866 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8868 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8869 all the cases handled by it are inverted by invert_truthvalue.
8871 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8873 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8874 (save_register_windowsi): Likewise.
8876 2005-01-04 Richard Henderson <rth@redhat.com>
8878 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8880 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8883 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8884 any simplifications of vector mode comparison operators.
8885 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8887 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8888 Devang Patel <dpatel@apple.com>
8890 PR tree-optimization/18308
8891 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8892 the operands before creating a new expression.
8893 * dojump.c (do_jump): Make drop_through_label available
8894 for all cases. Add expansion of COND_EXPR.
8896 2005-01-04 Ira Rosen <irar@il.ibm.com>
8898 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8899 INTEGER_CST instead of TREE_CONSTANT.
8900 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8901 instead of TREE_CONSTANT.
8902 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8903 instead of TREE_CONSTANT.
8905 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8907 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8909 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8912 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8913 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8915 2005-01-03 Richard Henderson <rth@redhat.com>
8917 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8918 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8919 fold_convert_const_real_from_real): Split out from ...
8920 (fold_convert_const): ... here.
8922 2005-01-03 Richard Henderson <rth@redhat.com>
8925 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8926 (mov<MMXMODEI>_internal): Likewise.
8927 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8928 Add V2SF case; use it for SSE1; don't use TI.
8929 (movdf_integer): Likewise.
8930 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8932 2005-01-03 Ira Rosen <irar@il.ibm.com>
8934 * tree-vectorizer.c (vect_strip_conversions): New function.
8935 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8936 check for binary class.
8938 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8942 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8944 * gimple-low.c (mark_blocks_with_used_vars): New function.
8945 (mark_blocks_with_used_subblocks): Ditto.
8946 (mark_used_blocks): Ditto.
8947 (pass_mark_used_blocks): New pass.
8948 * tree-inline.c: Include debug.h.
8949 (expand_call_inline): Call outlining_inline_function here.
8950 * tree-optimize.c (init_tree_optimization_passes): Add
8951 pass_mark_used_blocks.
8952 * tree-pass.h (pass_mark_used_blocks): New.
8953 * Makefile.in (tree-inline.o): Add debug.h dependency.
8955 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8957 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8958 VAR_DECLs to have weak_import attribute.
8960 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8963 2004-01-03 Steven Bosscher <stevenb@suse.de>
8965 * passes.c (rest_of_compilation): Don't run regmove if only
8966 flag_expensive_optimizations, require flag_regmove instead.
8968 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8970 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8972 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8973 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8974 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8975 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8977 2005-01-03 Richard Henderson <rth@redhat.com>
8979 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8980 (ia64_const_ok_for_letter_p): New.
8981 (ia64_const_double_ok_for_letter_p): New.
8982 (ia64_extra_constraint): New.
8983 (ia64_expand_vecint_compare): New.
8984 (ia64_expand_vcondu_v2si): New.
8985 (ia64_expand_vecint_cmov): New.
8986 (ia64_expand_vecint_minmax): New.
8987 (ia64_print_operand): Add 'v'.
8988 (ia64_preferred_reload_class): New.
8989 (ia64_vector_mode_supported_p): New.
8990 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8991 (PREFERRED_RELOAD_CLASS): Move to function.
8992 (CONST_OK_FOR_LETTER_P): Move to function.
8993 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8994 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8995 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8996 (EXTRA_CONSTRAINT): Move to function.
8997 * config/ia64/ia64.md: Include vect.md.
8998 (itanium_class): Add mmalua.
9000 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9002 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9003 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9005 (const_int_2bit_operand): New.
9006 (fr_reg_or_0_operand): New.
9007 * config/ia64/ia64-modes.def: Add vector modes.
9008 * config/ia64/ia64-protos.h: Update.
9009 * config/ia64/vect.md: New file.
9011 2005-01-03 Richard Henderson <rth@redhat.com>
9013 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9015 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9018 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9020 (log1pdf2): Change mode of operands[0,1] to DFmode.
9022 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9024 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9025 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9026 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9027 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9028 SPARC_RELAXED_ORDERING.
9030 2005-01-03 Richard Henderson <rth@redhat.com>
9031 Uros Bizjak <uros@kss-loka.si>
9034 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9035 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9036 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9038 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9039 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9040 const_pow2_1_to_128_operand): New predicates.
9042 2005-01-02 Greg McGary <greg@mcgary.org>
9044 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9046 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9047 object. [ptr_type]: Remove unused variable.
9048 Remember nearest addressable array-element or record-component
9049 when checking bitfield components. Tolerate empty BIND_EXPR.
9051 2005-01-01 Richard Henderson <rth@redhat.com>
9053 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9054 that don't narrow the value. Fail for other conversions.
9056 2005-01-01 Richard Henderson <rth@redhat.com>
9059 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9060 * c-lang.c (finish_file): Don't do it here.
9061 * objc/objc-act.c (objc_finish_file): Likewise.
9063 * cgraph.c (decl_assembler_name_equal): New.
9064 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9065 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9066 * cgraph.h (struct cgraph_varpool_node): Add next.
9067 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9068 * varasm.c (assemble_alias): Mark the target as needed.
9070 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9073 * function.c (get_arg_pointer_save_area): Use entry_of_function
9074 instead of get_insns.
9076 2005-01-01 Roger Sayle <roger@eyesopen.com>
9077 Andrew Pinski <pinskia@physics.uc.edu>
9078 James E. Wilson <wilson@specifixinc.com>
9080 PR rtl-optimization/12092
9081 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9084 2005-01-01 Roger Sayle <roger@eyesopen.com>
9085 Olivier Hainque <hainque@act-europe.fr>
9087 * tree.c (int_fits_type_p): A narrower type always fits in a
9088 wider one, except for negative values into unsigned types.
9090 2005-01-01 Roger Sayle <roger@eyesopen.com>
9092 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9093 with the original constant rather than require TREE_OVERFLOW.
9095 2005-01-01 Steven Bosscher <stevenb@suse.de>
9098 * c-decl.c (finish_function): If compiling C99, annotate the
9099 compiler generated return with the current file name and line 0.
9100 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9101 the source line is greater than 0.
9102 (remove_bb): Likewise.
9104 See ChangeLog.12 for earlier changes.