| blob | abf56709864b6bc8e3b4e546b85359e9bb56d931 |
1 2005-08-06 James E Wilson <wilson@specifix.com>
3 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5 2005-08-06 Michael Matz <matz@suse.de>
7 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8 member only if only one insn is associated with the value.
10 2005-08-06 Nick Clifton <nickc@redhat.com>
12 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
13 New define.
14 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
15 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
16 Check symbol flags instead of symbol name mangling.
17 (xstormy16_asm_output_aligned_common): Likewise. Also
18 simplify code since the bss100_section cass is the only case
19 where the below100 code will be triggered.
20 (xstormy16_encode_section_info): Encode below100 attribute
21 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
22 the name.
23 (xstormy16_strip_name_encoding): Delete - this function is no
24 longer needed.
25 (TARGET_STRIP_NAME_ENCODING): Undefine.
26 * config/stormy16/stormy16-protos.h: Delete prototype for
27 xstormy16_strip_name_encoding.
29 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
31 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
32 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
33 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
34 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
35 config/alpha/predicates.md, config/arc/arc.h,
36 config/arm/arm.h, config/arm/ieee754-df.S,
37 config/arm/ieee754-sf.S, config/bfin/bfin.c,
38 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
39 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
40 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
41 config/m68hc11/m68hc11.h, config/mips/mips.c,
42 config/mips/mips.h, config/mips/openbsd.h,
43 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
44 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
45 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
46 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
47 config/sparc/linux.h, config/sparc/linux64.h,
48 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
49 doc/extend.texi, doc/gcov.texi, doc/install.texi,
50 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
51 typos. Follow spelling conventions.
53 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
55 PR c/23113
56 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
57 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
58 specially. Check for side effects only for COND_EXPR.
59 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
60 return with TREE_NO_WARNING.
62 2005-08-06 Richard Sandiford <richard@codesourcery.com>
64 PR rtl-optimization/23233
65 * loop.c (combine_movables): Require the modes to be the same.
66 (move_movables): Remove handling of cases where the replacement
67 had a different mode to the original.
69 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
71 PR tree-optimization/23128
72 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
73 subtraction wrap, and set TREE_OVERFLOW if they do.
75 2005-08-05 Richard Henderson <rth@redhat.com>
77 PR 21728
78 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
79 FORCED_LABEL labels.
81 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
83 PR middle-end/23135
84 * reload.c (find_reloads_subreg_address): Pass down TYPE
85 unchanged. Change all callers except find_reloads_toplev.
87 2005-08-05 Michael Matz <matz@suse.de>
89 * genattrtab.c (current_alternative_string): Remove.
90 (SIMPLIFY_ALTERNATIVE): Ditto.
91 (attr_alt_bit_p): Ditto.
92 (alternative_name): Make const char *.
93 (evaluate_eq_attr): Remove use of above things.
94 (simplify_test_exp): Ditto.
95 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
96 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
98 2005-08-04 James E Wilson <wilson@specifix.com>
100 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
101 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
102 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
103 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
104 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
106 2005-08-04 Richard Henderson <rth@redhat.com>
108 PR 21529
109 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
110 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
111 * tree-sra.c (decide_block_copy): Use it. Disable element copy
112 if we'd have to instantiate too many members.
114 2005-08-04 Richard Henderson <rth@redhat.com>
116 PR 21291
117 * tree-outof-ssa.c (coalesce_asm_operands): New.
118 (coalesce_ssa_name): Use it. Split out ...
119 (coalesce_phi_operands, coalesce_result_decls): ... these.
121 2005-08-04 Paul Brook <paul@codesourcery.com>
123 * read-rtl.c (read_quoted_string): Break if EOF.
125 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
127 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
128 (fold_build2): Likewise.
129 (fold_build3): Likewise.
130 (fold_build1_stat): New function prototype.
131 (fold_build2_stat): Likewise.
132 (fold_build3_stat): Likewise.
133 * fold-const.c (fold_build1): Rename to ..
134 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
135 through to build1_stat.
136 (fold_build2): Rename to ..
137 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
138 through to build2_stat.
139 (fold_build3): Rename to ..
140 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
141 through to build3_stat.
143 2005-08-04 David Edelsohn <edelsohn@gnu.org>
144 Ian Lance Taylor <ian@airs.com>
146 * function.c (assign_stack_local_1): Do not correct stack slot
147 address if allocation size is smaller than mode size.
149 2005-08-04 Diego Novillo <dnovillo@redhat.com>
151 PR 22037
152 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
153 (tree_merge_blocks): Propagate anything allowed by
154 may_propagate_copy.
155 Clarify documentation.
156 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
157 SSA form, schedule an update if necessary.
159 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
161 * doc/install.texi (Binaries): Remove broken link to
162 Sinix/Reliant Unix binaries.
164 2005-08-03 Richard Henderson <rth@redhat.com>
166 PR 23221
167 * function.c (stack_protect_epilogue): Export.
168 * tree.h (stack_protect_epilogue): Declare.
169 * calls.c (expand_call): Call it.
171 2005-08-03 Eric Christopher <echristo@apple.com>
173 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
174 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
175 spec.
177 2005-08-04 Jan Hubicka <jh@suse.cz>
179 * profile.c (branch_prob): Split edges with goto locus on them
180 to get proper line counts.
181 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
183 2005-08-03 Paul Brook <paul@codesourcery.com>
185 * function.c (assign_parms): Round current_function_args_size
186 to PARM_BOUNDARY, not STACK_BOUNDARY.
188 2005-08-03 Geoffrey Keating <geoffk@apple.com>
190 * config/i386/i386.c (x86_elf_aligned_common)
191 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
193 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
195 PR tree-optimization/23157
196 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
197 before emitting them.
199 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
201 PR tree-optimization/19899
202 * Makefile.in (tree-scalar-evolution.o): Add real.h.
203 * tree-scalar-evolution.c: Include real.h.
204 (add_to_evolution): Build constant -1 of correct type.
206 2005-08-03 Jan Hubicka <jh@suse.cz>
208 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
209 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
210 profile updating for complette unrolling.
211 * loop-unroll.c (peel_loop_completely): Use it.
212 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
213 (tree_unroll_loops_completely): Disable code growing unrolling of cold
214 loops.
216 2005-08-03 Paul Brook <paul@codesourcery.com>
218 * combine.c (can_change_dest_mode): New function.
219 (try_combine, simplify_set): Use it.
221 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
223 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
224 TFmode to BLKmode.
226 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
228 * doc/install.texi (Specific): Adjust link to openavr.org.
229 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
230 (Binaries): Adjust HP-UX Porting Center link.
231 (Binaries): Adjust Free Software Foundation ordering link.
233 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
235 * convert.c (convert_to_integer): Use fold_build1 instead of
236 build1 when converting an integer to an integer.
238 2005-08-02 Richard Henderson <rth@redhat.com>
240 * combine.c (combine_instructions): Don't use reg_equal/equiv
241 results if the mode doesn't match.
243 2005-08-02 Mark Mitchell <mark@codesourcery.com>
245 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
246 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
248 2005-08-02 Richard Henderson <rth@redhat.com>
250 PR 23196
251 * explow.c (memory_address): Remove special-case for
252 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
254 2005-08-02 Diego Novillo <dnovillo@redhat.com>
256 PR 23164
257 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
258 number of calls to cleanup_tree_cfg_1.
260 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
262 * doc/invoke.texi: document file extensions .F90 and .F95
264 2005-08-02 Richard Guenther <rguenther@suse.de>
266 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
267 positive if its first argument is positive.
269 2005-08-02 Richard Guenther <rguenther@suse.de>
271 PR tree-optimization/23177
272 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
273 on TMR_TAG.
275 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
277 PR tree-optimization/23129
278 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
279 varying for divisions with anti-ranges.
281 2005-08-02 Jan Hubicka <jh@suse.cz>
283 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
284 * tree-ssa-threadupdate.c (thread_block): Add it here.
286 2005-08-01 James E Wilson <wilson@specifix.com>
288 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
289 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
290 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
291 New.
292 * config/mips/predicates.md (const_call_insn_operand): Add check for
293 SYMBOL_REF_LONG_CALL_P.
294 * doc/extend.texi (long_call): Document the new attribute.
296 2005-08-01 Ian Lance Taylor <ian@airs.com>
297 Richard Henderson <rth@redhat.com>
299 * Makefile.in (RTL_BASE_H): Add real.h.
300 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
301 instead of memcpy.
302 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
303 directly.
304 * rtl.c (rtl_check_failed_code_mode): New.
305 * rtl.h (struct rtx_def): Add u.rv.
306 (XCMWINT, XCNMPRV): New.
307 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
308 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
310 2005-08-01 Richard Henderson <rth@redhat.com>
312 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
313 with auto-inc codes.
315 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
317 2005-08-01 Jan Hubicka <jh@suse.cz>
319 * i386-protos.h (asm_preferred_eh_data_format): Declare.
320 * i386.c: Include dwarf2.h
321 (asm_preferred_eh_data_format): New.
322 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
324 2005-08-01 Ian Lance Taylor <ian@airs.com>
326 * config/host-linux.c (linux_gt_pch_get_address): Add new name
327 randomize_va_space for virtual address randomization control.
329 2005-08-01 Steven Bosscher <stevenb@suse.de>
331 * common.opt (flag_ipa_cp): Put in right place to maintain
332 alphabetic sort.
334 2005-08-01 Jan Hubicka <jh@suse.cz>
336 * profile.c (compute_value_histograms): Fix thinko.
337 * value-prof.c: Include toplev.h
338 (check_counter): New function.
339 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
340 tree_mod_subtract_transform): Add sanity check.
342 2005-08-01 Richard Guenther <rguenther@suse.de>
344 PR tree-optimization/23133
345 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
346 current functions parameter decls to find defs to cse
347 reciprocals of.
349 2005-08-01 Richard Guenther <rguenther@suse.de>
351 PR tree-optimization/23109
352 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
353 If trapping math is in effect, use post-dominator information
354 to check if we'd in any case reach a trapping point before
355 doing the reciprocal insertion.
356 (execute_cse_reciprocals): Compute post-dominators, if necessary.
357 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
358 expressions are invariant only if trapping math is not in effect.
360 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
362 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
363 cgraph_function_versioning): New declarations.
364 * cgraphunit.c: Add include to ipa-prop.h.
365 (update_call_expr, cgraph_copy_node_for_versioning,
366 cgraph_function_versioning): New functions.
367 * integrate.c (copy_decl_for_inlining): Remove.
368 * ipa-prop.h (ipa_replace_map): New struct.
369 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
370 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
371 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
372 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
373 ipcp_iterate_stage, ipcp_method_scale_print,
374 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
375 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
376 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
377 ipcp_update_bb_counts, ipcp_update_profiling,
378 ipcp_update_edges_counts): New functions.
379 (ipcp_method_cval_init): Remove restriction regarding local methods.
380 (ipcp_init_stage): Add ipcp_method_compute_scale.
381 (ipcp_insert_stage): Add versioning.
382 (ipcp_structures_print): Add ipcp_method_scale_print.
383 (ipcp_driver): Dump profiling info.
384 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
385 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
386 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
387 (struct inline_data): Add versioning_p, ipa_info, new fields.
388 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
389 declare_return_variable): Replace calls to copy_decl_for_inlining with
390 copy_decl_for_dup.
391 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
392 versioning support.
393 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
394 Add argument VERSIONING.
395 (copy_arguments_for_versioning, copy_static_chain,
396 function_versionable_p, tree_versionable_function_p,
397 tree_function_versioning, replace_ref_tree): New functions.
398 * tree-inline.h: Include varray.h.
399 (tree_versionable_function_p, tree_function_versioning,
400 tree copy_decl_for_dup): New declarations.
402 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
404 * ipa-cp.c: New file. Contains IPCP specific functionality.
405 * ipa-prop.h: New file. Contains structures/definitions that can be
406 used by several interprocedural data flow optimizations (and also IPCP).
407 * ipa-prop.c: New file.
408 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
409 * common.opt: Add ipa-cp flag.
410 * timevar.def: Add IPCP optimization.
411 * tree-optimize.c (init_tree_optimization_passes): Schedule
412 pass_ipa_cp.
413 * tree-pass.h (pass_ipa_cp): Declare.
415 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
417 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
418 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
419 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
420 config/i386/i386.c, config/mips/mips.h,
421 config/rs6000/rs6000.h, config/sh/sh.c,
422 config/stormy16/stormy16.c: Fix comment typos.
424 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
426 PR c/22311
427 * c-typeck.c (build_binary_op): Use common_type wrapper on
428 shortened types.
429 (common_type): Update comment.
431 2005-07-31 Steven Bosscher <stevenb@suse.de>
433 PR target/23095
434 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
435 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
436 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
438 2005-07-31 Jan Hubicka <jh@suse.cz>
440 * pretty-print.h (pp_widest_integer): New macro.
441 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
442 counts.
444 2005-07-31 Jan Hubicka <jh@suse.cz>
446 * output.h (enum section_category): Export from varasm.c
447 (categorize_decl_for_section): Likewise.
448 * varasm.c (enum section_category): Kill.
449 (categorize_decl_for_section): Make global.
450 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
451 Declare.
452 * i386.c (ix86_section_threshold): New static variable.
453 (ix86_in_large_data_p, ix86_encode_section_info,
454 x86_64_elf_unique_section,
455 x86_64_elf_select_section): New functions.
456 (TARGET_ENCODE_SECTION_INFO): Define
457 (override_options): Enable medium model for PIC.
458 (ix86_expand_prologue): Expand gen_set_got_rex64.
459 (legitimate_constant_p): Handle new UNSPECs.
460 (legitimate_pic_address_disp_p): Likewise.
461 (legitimize_pic_address): Lower MEDIUM model addressing.
462 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
463 (enum cmodel): Add MEDIUM_PIC.
464 (SYMBOL_REF_FAR_ADDR_P): New macro.
465 (SYMBOL_FLAG_FAR_ADDR): New flag.
466 * i386.md (movdi): Support medium model.
467 (set_got_rex64): New pattern.
468 * i386.opt (mlarge-data-threshold): New flag.
469 * predicates.md (zext_operand/sext_operand): Deal with medium model.
470 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
471 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
472 TARGET_ASM_UNIQUE_SECTION): New.
474 * invoke.texi (-mlarge_data_threshold): Document
476 2005-07-31 Jan Hubicka <jh@suse.cz>
478 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
479 (coalesce_vars): Likewise.
480 * tree-ssa-live.c (coalesce_cost): New.
481 (build_tree_conflict_graph): Use coalesce_cost.
482 * tree-ssa-live.h (coalesce_cost): Declare.
484 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
486 * arm.md (all peepholes for post-increment operations): Delete.
487 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
488 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
489 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
490 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
491 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
493 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
495 * fold-const.c (tree_expr_nonnegative_p): Always return true for
496 non-integral types.
498 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
500 PR target/22582
501 * doc/invoke.texi: Document -rdynamic.
503 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
505 PR c/23143
506 * c-parser.c (c_parser_parms_list_declarator): Call
507 mark_forward_parm_decls.
508 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
509 decls with visibility structure.
511 2005-07-30 Paul Brook <paul@codesourcery.com>
513 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
515 2005-07-30 Paul Brook <paul@codesourcery.com>
517 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
518 prototype.
519 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
520 value for mode.
521 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
523 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
525 PR c/529
526 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
527 nested function declarators.
528 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
529 (grokparms): Call warn_if_shadowing for parameters used within the
530 parameter list.
531 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
532 not used within the parameter list.
533 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
535 2005-07-30 Jan Hubicka <jh@suse.cz>
537 * expr.c (expand_expr_real_1): Do not load mem targets into register.
538 * i386.c (ix86_fixup_binary_operands): Likewise.
539 (ix86_expand_unary_operator): Likewise.
540 (ix86_expand_fp_absneg_operator): Likewise.
541 * optabs.c (expand_vec_cond_expr): Validate dest.
543 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
545 PR c/21720
546 * real.c (real_from_string): Also set last bit if there is a
547 nonzero hex digit beyond GCC's internal precision after ".".
549 2005-07-29 David Edelsohn <edelsohn@gnu.org>
551 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
552 define_constants. Change duplicate values to unassigned numbers.
553 Change UNSPEC_SUBS to UNSPEC_VSUBS.
554 (*altivec_vspltsf): New.
555 (altivec_vperm_v4sf): Delete.
556 (altivec_vperm_<mode>): Use mode macro V.
557 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
558 (altivec_predicate_v4sf): Delete.
559 (altivec_predicate_<mode>): Use mode macro V.
560 (*altivec_lvesfx): New.
561 (*altivec_stvesfx): New.
562 (vec_realign_load_v4sf): Delete.
563 (vec_realign_load_<mode>): Use mode macro V.
564 * config/rs6000/rs6000.c (generate_set_vrsave): Use
565 UNSPECV_SET_VRSAVE.
567 2005-07-29 Mark Mitchell <mark@codesourcery.com>
569 PR bootstrap/23131
570 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
571 string.
572 * configure: Regenerated.
574 2005-07-29 Paul Brook <paul@codesourcery.com>
576 * doc/install.texi: Add link to GFortran binaries wiki page.
578 2005-07-29 David Ung <davidu@mips.com>
580 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
581 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
582 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
583 * config/mips/mips.md (cpu): Add 5kf name.
584 (includes): Includes 5k.md.
585 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
586 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
587 -march flag.
589 2005-07-29 Diego Novillo <dnovillo@redhat.com>
591 PR 22550
592 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
593 (cleanup_tree_cfg): ... here.
594 Call cleanup_tree_cfg_1 until there are no more cleanups to
595 do.
597 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
599 * tree-vrp.c (compare_range_with_value): Return true or false
600 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
601 EQ_EXPR respectively.
603 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
605 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
606 Fix comment typos.
608 2005-07-29 Diego Novillo <dnovillo@redhat.com>
610 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
611 (tree_ssa_dominator_optimize): Increment it.
612 (dump_dominator_optimization_stats): Print it.
614 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
615 Steven Bosscher <stevenb@suse.de>
617 PR rtl-optimization/23117
618 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
619 when head == tail. Tidy comment.
621 2005-07-28 Richard Henderson <rth@redhat.com>
623 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
624 * cselib.c (rtx_equal_for_cselib_p): Likewise.
625 * jump.c (rtx_renumbered_equal_p): Likewise.
626 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
627 CONST_INT and CONST_DOUBLE.
628 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
629 * reload.c (operands_match_p): Special case CONST_INT and
630 CONST_DOUBLE; check mode earlier.
632 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
634 PR c/22240
635 * c-typeck.c (convert_for_assignment): Do not check
636 DECL_IN_SYSTEM_HEADER on NULL fundecl.
638 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
640 PR c/22192
641 * c-typeck.c (composite_type): Prefer constant size arrays to
642 VLAs.
644 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
646 PR c/21720
647 * real.c (real_from_string): Set last bit if there is a nonzero
648 hex digit beyond GCC's internal precision.
650 2005-07-28 Richard Henderson <rth@redhat.com>
652 PR rtl-opt/22619
653 * cfgcleanup.c (try_forward_edges): Watch out for end of
654 insn chain.
656 2005-07-28 James E Wilson <wilson@specifixinc.com>
658 PR c/23106
659 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
661 2005-07-28 Jan Hubicka <jh@suse.cz>
663 * Makefile.in (rtl-profile.o): Kill all traces of it.
664 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
665 * coverage.h (rtl_coverage_counter_ref): Kill.
666 * opts.c (flag_speculative_prefetching_set): Kill.
667 (flag_loop_optimize_set): New.
668 (common_handle_option): Disable loop optimizer when profiling;
669 do not handle speculative prefetching.
670 * passes.c (init_optimization_passes): Replace pass_profiling combo
671 by branch_prob pass.
672 * profile.c (compute_value_histograms): Update for simplified value
673 profiles.
674 (rtl_register_profile_hooks): Kill.
675 (pass_profiling): Kill.
676 (rest_of_handle_branch_prob): Do not profile.
677 * toplev.c (process_options): Remove speculative prefetching.
678 * toplev.h (flag_tree_based_profiling): Kill.
679 * tree-profile.c (prepare_instrumented_value,
680 tree_gen_interval_profiler, tree_gen_pow2_profiler,
681 tree_gen_one_value_profiler, do_tree_profiling): Update for
682 simplified datastructures.
683 * value-prof.c: Add comment that speculative prefetching was dropped;
684 update rest of file for simplified datastructures.
685 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
686 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
687 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
688 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
689 rtl_mod_subtract, gen_speculative_prefetch,
690 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
691 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
692 (gate_handle_value_profile_transformations,
693 rest_of_handle_value_profile_transformations,
694 pass_value_profile_transformations): Kill.
695 * value-prof.h (histogram_value_t): Remove IL based unions.
696 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
697 rtl_profile_hooks): Remove hooks.
699 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
701 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
702 (cgraph_clone_node): Likewise.
703 * cgraph.h (cgraph_clone_edge): Update prototype.
704 (cgraph_clone_node): Likewise.
705 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
706 cgraph_clone_node.
707 (lookup_recursive_calls): Consider profile.
708 (cgraph_decide_recursive_inlining): Fix updating; use new
709 probability argument; use profile.
710 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
711 * tree-inline.c (copy_bb): Update clal of clone_edge.
712 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
714 * invoke.texi (min-inline-recursive-probability): Document.
716 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
718 * doc/install.texi (Configuration): Update Valgrind homepage.
720 2005-07-28 Richard Henderson <rth@redhat.com>
722 PR middle-end/21362
723 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
724 labels we want to delete.
725 (cfg_layout_merge_blocks): Likewise.
727 2005-07-28 Richard Henderson <rth@redhat.com>
729 PR target/17692
730 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
731 when expanding to nothing.
733 2005-07-28 Josh Conner <jconner@apple.com>
735 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
736 (cgraph_decide_inlining_of_small_functions): Likewise.
738 2005-07-28 Josh Conner <jconner@apple.com>
740 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
741 direction of badness if negative.
742 (cgraph_default_inline_p): Add reason to parameters, and assign it
743 a value.
744 (cgraph_decide_inlining_of_small_functions): New parameter in call
745 to cgraph_default_inline_p.
746 (cgraph_decide_inlining_incrementally): Likewise.
747 * cgraphunit.c (decide_is_function_needed): Likewise.
748 * cgraph.h (cgraph_default_inline_p): Likewise.
750 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
752 * builtins.c: Fix comment typo(s).
753 * genautomata.c: Likewise.
754 * gimplify.c: Likewise.
755 * tree-dfa.c: Likewise.
756 * tree-flow-inline.h: Likewise.
757 * tree-into-ssa.c: Likewise.
758 * tree-ssa-alias.c: Likewise.
759 * tree-ssa-ccp.c: Likewise.
760 * tree-ssa-copy.c: Likewise.
761 * tree-ssa-dce.c: Likewise.
762 * tree-ssa-dom.c: Likewise.
763 * tree-ssa-operands.c: Likewise.
764 * tree-tailcall.c: Likewise.
765 * tree-vectorizer.c: Likewise.
766 * tree-vrp.c: Likewise.
767 * tree.c: Likewise.
769 2005-07-28 Jeff Law <law@redhat.com>
771 * tree-vrp.c (test_for_singularity): Extracted from ...
772 (simplify_cond_using_ranges): Attempt to simplify a relational
773 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
775 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
777 PR tree-optimization/22506
778 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
779 phis whose argument is constant.
781 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
783 PR rtl-optimization/18992
784 Back out this patch:
785 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
786 PR optimization/12142
787 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
788 uses of the register in the SET_SRC. Remove unnecessary argument.
790 Replace it with this:
791 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
792 if flag_non_call_exceptions is set and the insn may trap, pass
793 pc_rtx as dest for recursion.
794 In SET_SRC part of SET case, if dest is already set, pass it down
795 unchanged.
797 2005-07-28 Jan Hubicka <jh@suse.cz>
799 * cfg.c (update_bb_profile_for_threading): Use RDIV.
800 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
801 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
802 roundoff errors.
803 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
804 profile when available.
806 2005-07-28 Jan Beulich <jbeulich@novell.com>
808 * config/ia64/ia64.c (ia64_load_pair_ok): New.
809 (ia64_print_operand): Describe and handle 'X'.
810 (ia64_register_move_cost): Also handle FP_REGS.
811 (ia64_preferred_reload_class): Likewise.
812 (ia64_secondary_reload_class): Likewise.
813 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
814 it. Also check for ITANIUM_CLASS_FLDP.
815 * config/ia64/ia64.h (FP_REGNO_P): New.
816 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
817 (reg_class): Add FP_REGS.
818 (REG_CLASS_NAMES): Adjust for it.
819 (REG_CLASS_CONTENTS): Likewise.
820 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
821 (REG_CLASS_FROM_LETTER): Handle 'x'.
822 (CLASS_MAX_NREGS): Handle FP_REGS.
823 (MEMORY_MOVE_COST): Likewise.
824 * config/ia64/ia64.md (itanium_class): Add fldp.
825 (type): Handle fldp.
826 (movti_internal): More allowable operand combinations. Use ldfp8 when
827 splitting unnecessary. Remove predicable attribute. Adjust
828 itanium_class attribute.
829 (smuldi3_highpart): Remove outdated comment.
830 (mulditi3, umulditi3, rotlti3): New expanders.
831 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
832 (absti2): Disabled new insn for future reference.
833 Respective new splitters.
834 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
835 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
836 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
838 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
840 PR rtl-optimization/23047
841 * simplify-rtx.c (simplify_const_relational_operation): Respect
842 flag_wrapv for comparisons with ABS.
844 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
846 PR tree-optimization/22493
847 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
848 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
850 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
852 * config/frv/frv.opt (moptimize-membar): New.
854 * doc/invoke.texi: Document -moptimize-membar and its inverse.
856 * config/frv/frv.h: Remove machine_function definition.
858 * config/frv/frv.c (struct frv_io): New.
859 (struct machine_function): Moved from frv.h. Add has_membar_p.
860 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
861 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
862 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
863 (frv_optimize_membar_global, frv_optimize_membar): New functions.
864 (frv_reorg): Call frv_optimize_membar when appropriate.
865 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
866 (frv_expand_builtin): Adjust calls accordingly.
867 (frv_io_address_cookie): New function.
868 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
869 load or store rather than a special insn. Add ccnstant address and
870 io-type operands to the membar.
871 (frv_ifcvt_modify_tests): Unsign regno.
872 (frv_ifcvt_modify_tests): Same.
874 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
875 UNSPEC_OPTIONAL_MEMBAR constant.
876 (builtin_read_<mode>): Delete.
877 (builtin_write_<mode>): Delete.
878 ("optional_membar_<mode>"): Add operand.
880 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
881 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
882 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
883 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
884 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
885 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
886 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
887 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
888 * testsuite/gcc.target/frv/all-read-write-1.c: New.
890 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
892 * df.c (df_uses_record): Handle SCRATCH.
894 2005-07-28 Steven Bosscher <stevenb@suse.de>
896 PR debug/20161
897 * passes.c (rest_of_decl_compilation): If decl is a type and
898 we have encountered errors, don't emit debug information.
900 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
902 * params.def: Fixed comment.
904 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
906 PR target/19885
907 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
908 (TARGET_ASM_UNALIGNED_HI_OP): Add.
909 (TARGET_ASM_UNALIGNED_SI_OP): Add.
911 2005-07-27 Steven Bosscher <stevenb@suse.de>
913 PR c++/22003
914 * varasm.c (assemble_start_function): Don't do anything that may
915 require a CFG if the current function is a thunk.
917 2005-07-25 Geoffrey Keating <geoffk@apple.com>
919 * doc/install.texi (Prerequisites): Mention that perl is needed
920 to do export control in libstdc++ targetting Darwin.
922 2005-07-27 Steven Bosscher <stevenb@suse.de>
924 PR rtl-optimization/17808
925 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
926 (sched_insns_conditions_mutex_p): Split out from...
927 (add_dependence): ...here. But don't call it from here.
928 (add_dependence_list): Check sched_insns_conditions_mutex_p
929 before calling add_dependence.
930 (add_dependence_list_and_free): Likewise.
931 (fixup_sched_groups): Likewise.
932 (sched_analyze_1): Likewise.
933 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
934 (sched_analyze): Likewise.
935 (sched_analyze_insn): Likewise.
936 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
937 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
938 dependencies on all COND_EXEC insns to jumps ending basic blocks
939 when doing intrablock scheduling.
940 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
942 2005-07-27 Jeff Law <law@redhat.com>
944 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
945 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
946 equivalency sets, correctly handle the case were vr0 has an
947 equivalency set, but vr1 does not.
949 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
951 PR tree-optimization/23073
952 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
953 vect_print_dump_info before fprintf.
955 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
957 PR tree-optimize/22348
958 * tree-ssa-loop-niter.c (number_of_iterations_cond):
959 Fold the partial computation.
961 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
963 PR tree-optimization/22325
964 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
965 Declare.
966 * tree-scalar-evolution.c (scev_const_prop): Add generic final
967 value replacement.
968 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
969 (force_var_cost): ... this function.
970 (compute_phi_arg_on_exit): Export.
972 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
974 PR tree-optimization/20773
975 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
976 edge.
978 2005-07-27 Richard Guenther <rguenther@suse.de>
980 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
981 Avoid pushing again if current struct contains only
982 fields we decomposed.
984 2005-07-27 Jan Hubicka <jh@suse.cz>
986 PR tree-optimization/22574
987 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
988 not available.
990 * tree-tailcall.c (decrease_profile): New function.
991 (eliminate_tail_call): Use it.
993 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
994 visibility flags correctly in whole program mode.
996 2005-07-26 Steve Ellcey <sje@cup.hp.com>
998 PR rtl-optimization/22472
999 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1001 2005-07-26 Steven Bosscher <stevenb@suse.de>
1003 PR tree-optimization/22504
1004 * tree-complex.c (expand_complex_addition): Use 'code' instead
1005 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1007 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1009 * config.gcc (cpu_type): Add frv case.
1010 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1011 (supported_defaults): Add fr550 case.
1013 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1015 PR 22591
1016 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1017 whether a pointer of type T * may point to objects of type T *.
1019 2005-07-26 DJ Delorie <dj@redhat.com>
1021 * configure: Regenerate.
1023 2005-07-26 Dale Johannesen <dalej@apple.com>
1025 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1027 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1029 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1030 Clarify use of "build" in name.
1032 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1034 * doc/extend.texi (Raw read/write Functions): New section.
1035 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1036 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1037 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1038 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1039 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1040 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1041 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1042 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1043 * config/frv/frv.c: Add bdesc_loads global.
1044 Add bdesc_stores global.
1045 (frv_init_builtins): Add support for __builtin_{read/write}*.
1046 (frv_volatile_memref): New.
1047 (frv_expand_load_builtin): New.
1048 (frv_expand_store_builtin): New.
1049 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1050 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1051 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1052 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1053 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1054 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1055 (builtin_read_<mode>): New.
1056 (builtin_write_<mode>): New.
1057 (builtin_write64): New.
1058 (optional_membar_<mode>): New.
1060 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1062 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1063 (rather than units) against HOST_BITS_PER_WIDE_INT.
1065 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1067 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1068 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1069 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1070 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1071 FSF address.
1073 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1074 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1075 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1076 comment typos.
1077 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1079 2005-07-26 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/22486
1082 * fold-const.c (fold_unary): Fold away useless component
1083 references of the form (T *)&T.x, if the address
1084 doesn't change.
1086 2005-07-25 James E Wilson <wilson@specifixinc.com>
1088 * dwarf2out.c (add_call_src_coords_attributes): New.
1089 (gen_inlined_subroutine_die): Call it.
1090 (maybe_emit_file, init_file_table): Add comments.
1091 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1092 maybe_emit_file.
1093 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1094 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1095 * tree.h (BLOCK_SOURCE_LOCATION): New.
1096 (struct tree_block): New field locus.
1098 2005-07-26 Andreas Schwab <schwab@suse.de>
1100 PR rtl-optimization/23043
1101 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1102 when allocating a struct unoccr.
1104 2005-07-25 Richard Henderson <rth@redhat.com>
1106 PR 22626
1107 * tree-complex.c (gate_no_optimization): True if errors.
1108 * Makefile.in (tree-complex.o): Update dependencies.
1110 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1112 * config/frv/predicates.md (integer_register_operand): Use
1113 GPR_AP_OR_PSEUDO_P.
1115 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1117 PR tree-opt/22484
1118 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1119 after fold.
1120 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1122 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1124 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1125 types when flag_unsafe_math_optimizations is true.
1127 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1129 * gcc.c (option_map): Add --sysroot.
1130 (process_command): Handle --sysroot.
1131 (display_help): Document it.
1132 * doc/cppopts.tex (-isysroot): Document.
1133 * doc/invoke.texi (--sysroot): Document.
1134 * doc/install.texi (--with-build-sysroot): Document.
1136 * Makefile.in (inhibit_libc): New variable.
1137 (INHIBIT_LIBC_CFLAGS): Likewise.
1138 (LIBGCC2_CFLAGS): Include
1139 $(INHIBIT_LIBC_CFLAGS).
1140 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1141 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1142 ($(T)crtend.o): Likewise.
1143 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1144 ($(T)crtendS.o): Likewise.
1145 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1146 ($(T)crtendT.o): Likewise.
1147 (stmp-fixinc): Do not complain about missing headers if
1148 inhibit_libc.
1149 * configure.ac (inhibit_libc): Set it to true/false.
1150 (--with-build-sysroot): New option. Use it to set
1151 SYSTEM_HEADER_DIR.
1152 * configure: Regenerated.
1154 2005-07-25 Manfred Hollstein <mh@suse.com>
1156 * calls.c (store_one_arg): Fix unsigned comparison warning.
1158 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1160 PR other/22337
1161 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1162 (ggc_print_statistics): Initialize variable before use.
1164 2005-07-25 Richard Guenther <rguenther@suse.de>
1166 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1167 calling with a PHI_NODE argument.
1169 * tree-flow-inline.h (overlap_subvar): Protect against
1170 possible overflow.
1172 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1174 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1175 * configure: Regenerate.
1177 2005-07-25 Ira Rosen <irar@il.ibm.com>
1179 * expr.c (highest_pow2_factor): Make extern.
1180 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1181 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1182 record_array_differ_p, array_ptr_differ_p): Likewise.
1183 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1184 additional cases. Call the above functions.
1185 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1186 base_object_differ_p when there are two base objects. Otherwise, compare
1187 base address and offset. Call may_alias_p.
1188 (dump_data_reference): Use a correct field name.
1189 (analyze_array): Make static. Initialize new data-ref fields.
1190 (analyze_indirect_ref): New function.
1191 (init_data_ref): Initialize new data-ref fields.
1192 (strip_conversion): Moved from tree-vect-analyze.c.
1193 (analyze_offset_expr, get_ptr_offset, address_analysis,
1194 object_analysis): Likewise.
1195 (analyze_offset): New function.
1196 (create_data_ref): Likewise.
1197 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1198 dimensions for ARRAY_REFs only.
1199 (build_classic_dist_vector): Make static.
1200 (access_functions_are_affine_or_constant_p): Call macro to get the
1201 address of access functions.
1202 (compute_all_dependences): Add new parameter
1203 compute_self_and_read_read_dependences. Compute self and read-read
1204 dependences if it is true.
1205 (find_data_references_in_loop): Call create_data_ref. Initialize new
1206 data-ref fields.
1207 (compute_data_dependences_for_loop): Add new parameter
1208 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1209 compute nb_loops. Call compute_all_dependences,
1210 build_classic_dist_vector and build_classic_dir_vector with correct
1211 parameters.
1212 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1213 with correct parameters. Compare dimensions for ARRAY_REFs only.
1214 (free_data_refs): Call macro to free access functions.
1215 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1216 fields from stmt_vinfo.
1217 (struct base_object_info): New structure.
1218 (struct data_reference): Move fields to base_object_info. Add fields
1219 first_location and object_info for above structures. Move fields from
1220 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1221 aligned_to. Add macros to access the new fields.
1222 Update functions declarations.
1223 * tree-flow.h (is_aliased_with): Declare.
1224 * tree-loop-linear.c (linear_transform_loops): Call
1225 compute_data_dependences_for_loop with correct parameters.
1226 * tree-ssa-alias.c (is_aliased_with): New function.
1227 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1228 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1229 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1230 vect_base_addr_differ_p, compute_subscript_distance and
1231 build_classic_dist_vector. Add printings. Check absolute value of
1232 distance.
1233 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1234 data-refs.
1235 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1236 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1237 to bytes. Add printing.
1238 (vect_compute_data_refs_alignment): Go through loads and stores in one
1239 loop.
1240 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1241 vect_analyze_data_ref_access): Likewise.
1242 (vect_analyze_pointer_ref_access): Remove.
1243 (vect_address_analysis, vect_object_analysis): Likewise.
1244 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1245 and analyze data-refs in the loop.
1246 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1247 fields of data-ref instead of stmt. Add init to the offset from the
1248 base.
1249 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1250 (vect_update_init_of_dr): Likewise.
1251 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1252 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1253 removed fields.
1254 (new_loop_vec_info): Initialize new fields.
1255 (destroy_loop_vec_info): Free new fields.
1256 (vect_strip_conversion): Remove.
1257 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1258 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1259 datarefs. Add new field ddrs.
1260 Add macros for the new fields access.
1261 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1262 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1263 Remove their macros.
1264 * tree.h (highest_pow2_factor): Declare.
1266 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1268 * calls.c (store_one_arg): Check for sibling call MEM arguments
1269 from already clobbered incoming argument area.
1271 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1273 * c-common.c (check_missing_format_attribute): New.
1274 * c-common.h (check_missing_format_attribute): Likewise.
1275 * c-typeck.c (convert_for_assignment): Use it.
1277 2005-07-24 Andreas Schwab <schwab@suse.de>
1279 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1280 register use a word move. Correct operand of ext.w in 68000 code.
1282 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1284 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1285 variables as declarations, rather than definitions.
1287 2005-07-24 Ira Rosen <irar@il.ibm.com>
1289 PR tree-optimization/22526
1290 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1291 of the zero node.
1293 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1295 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1296 that C99 reserve for future use. Use it to define clog10,
1297 clog10f and clog10l.
1299 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1301 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1302 * configure.ac: Check for -Wmissing-format-attribute.
1304 * configure: Regenerate.
1306 2005-07-23 Richard Henderson <rth@redhat.com>
1308 PR tree-optimization/22623
1309 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1311 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1313 PR target/22577
1314 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1316 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1318 * Makefile.in (C_TREE_H): Update dependencies.
1319 * c-tree.h: Include toplev.h.
1320 * diagnostic.h (diagnostic_set_info): Add format attribute.
1321 * rtl-error.c (diagnostic_for_asm): Likewise.
1323 2005-07-23 Chao-ying Fu <fu@mips.com>
1325 * config/mips/mips-dsp.md: New file.
1326 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1327 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1328 functions.
1329 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1330 MIPS_BUILTIN_BPOSGE32.
1331 (mips_expand_builtin_direct): Add one parameter to indicate that
1332 builtin functions need to return a value.
1333 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1334 functions.
1335 (mips_regno_to_class): Add classes for 12 new DSP registers.
1336 (mips_subword): Change to check four HI registers.
1337 (mips_output_move): Output move to and from 6 new DSP accumulators.
1338 (override_options): Make sure -mdsp and -mips16 are not used together.
1339 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1340 for machine modes.
1341 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1342 when !TARGET_DSP.
1343 (print_operand): Add 'q' for printing DSP accumulators.
1344 (mips_cannot_change_mode_class): Check ACC_REGS.
1345 (mips_secondary_reload_class): Check ACC_REGS.
1346 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1347 (mips_register_move_cost): Check ACC_REGS.
1348 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1349 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1350 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1351 (dsp_bdesc): New array.
1352 (bdesc_arrays): Add DSP builtin function table.
1353 (mips_prepare_builtin_arg): Check predicate again after
1354 copy_to_mode_reg.
1355 (mips_expand_builtin): Add one more parameter to
1356 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1357 MIPS_BUILTIN_BPOSGE32.
1358 (mips_init_builtins): Initialize new function types.
1359 (mips_expand_builtin_direct): Check if builtin functions need to
1360 return a value and pass operands properly.
1361 (mips_expand_builtin_bposge): New function.
1362 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1363 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1364 (FIRST_PSEUDO_REGISTER): Increase to 188.
1365 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1366 Update for 12 new DSP registers.
1367 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1368 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1369 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1370 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1371 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1372 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1373 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1374 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1375 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1376 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1377 (REGISTER_NAMES): Add names for 12 new DSP registers.
1378 * config/mips/mips.md: Include mips-dsp.md.
1379 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1380 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1381 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1382 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1383 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1384 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1385 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1386 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1387 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1388 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1389 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1390 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1391 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1392 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1393 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1394 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1395 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1396 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1397 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1398 (UNSPEC_RDDSP): New constants.
1399 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1400 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1401 A<-d alternative.
1402 * config/mips/mips.opt (-mdsp): New option.
1403 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1404 (reg_imm10_operand): New predicates.
1405 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1406 * doc/invoke.texi (-mdsp): Document new option.
1408 2005-07-22 DJ Delorie <dj@redhat.com>
1410 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1411 to warning calls.
1412 * tree-inline.c (inlinable_function_p): Likewise.
1414 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1416 PR debug/21828
1417 * toplev.c (check_global_declarations): Do not mark undefined
1418 variables as DECL_IGNORED_P.
1419 * varasm.c (first_global_object_name): GTY it.
1420 (weak_global_object_name): Likewise.
1421 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1422 a string to go into {weak,first}_global_object_name.
1424 2005-07-22 DJ Delorie <dj@redhat.com>
1426 * c-format.c (check_function_format): Change warning control
1427 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1429 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1431 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1432 &PTR->FLD a dereference of PTR.
1433 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1434 a potential dereference of PTR.
1436 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1438 PR rtl-optimization/20370
1439 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1440 call allocate_reg_info if necessary.
1442 PR rtl-optimization/21848
1443 * calls.c (emit_library_call_value_1): For const functions, add
1444 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1446 PR rtl-optimization/22445
1447 * cselib.c (target.h): Include.
1448 (rtx_equal_for_cselib_p): Allow commutative matches.
1449 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1450 Remove MODE parameter. Changed all callers.
1452 PR rtl-optimization/22258
1453 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1454 New functions.
1455 (try_combine): Use likely_spilled_retval_p.
1457 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1459 * config.gcc: Add crx-elf support.
1461 * doc/contrib.texi: Mention crx.
1462 * doc/extend.texi: Document crx extensions.
1463 * doc/install.texi: Document crx install.
1464 * doc/invoke.texi: Document crx options.
1465 * doc/md.texi: Document crx constraints.
1467 * config/crx/crx-protos.h: New file.
1468 * config/crx/crx.c: New file.
1469 * config/crx/crx.h: New file.
1470 * config/crx/crx.md: New file.
1471 * config/crx/crx.opt: New file.
1472 * config/crx/t-crx: New file.
1474 2005-07-22 Manfred Hollstein <mh@suse.com>
1476 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1477 warnings.
1478 (int_add_graph_edge): Likewise.
1479 (collapse_nodes): Likewise.
1480 (process_unification_queue): Likewise.
1482 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1483 Laurent GUERBY <laurent@guerby.net>
1485 PR tree-optimization/22336
1486 * function.c (record_block_change): Check for
1487 cfun->ib_boundaries_block.
1489 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1491 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1492 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1494 2005-07-21 DJ Delorie <dj@redhat.com>
1496 * toplev.c (warn_deprecated_use): Add warning control to warning
1497 call.
1498 * c-typeck.c (parser_build_binary_op): Likewise.
1499 (c_finish_if_stmt): Likewise.
1500 * c-common.c (check_function_sentinel): Likewise.
1501 (check_nonnull_arg): Likewise.
1503 2005-07-21 Richard Henderson <rth@redhat.com>
1505 PR tree-opt/22504
1506 * tree-complex.c (complex_ssa_name_components): New.
1507 (cvc_lookup): Allow entry not found.
1508 (create_components): Remove.
1509 (create_one_component_var, get_component_var): New.
1510 (get_component_ssa_name, set_component_ssa_name): New.
1511 (extract_component): Use get_component_ssa_name.
1512 (update_complex_components): Use set_component_ssa_name.
1513 (update_complex_components_on_edge): Likewise.
1514 (update_phi_components): Create new PHI nodes directly, instead
1515 of adding insns to edges.
1516 (tree_lower_complex): Allocate and free complex_variable_components
1517 and complex_ssa_name_components here.
1519 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1521 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1522 revert to returning false.
1524 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1526 PR target/21149
1527 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1529 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1531 PR target/22576
1532 * config/i386/i386.md (cmpxf): Change operand constraints
1533 to "nonmemory_operand".
1535 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1537 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1539 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1541 PR middle-end/21180
1542 * fold-const.c (fold_build1): Add checksum for the operands.
1543 (fold_build2): Likewise.
1544 (fold_build3): Likewise.
1546 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1548 PR middle-end/19055
1549 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1551 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1553 * common.opt (-fforward-propagate): Committed by mistake,
1554 removed.
1556 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1558 * reg-stack.c: Fix comment typo(s).
1559 * tree-ssa-operands.c: Likewise.
1560 * tree-vectorizer: Likewise.
1562 2005-07-21 Nick Clifton <nickc@redhat.com>
1564 * config/sh/symbian.c: Replace C++ style line comments with C
1565 style line comments.
1566 (symbian_add_attribute): Do not use a ? operator on the LHS of
1567 an assignment.
1568 (sh_symbian_handle_dll_attribute): Change the type of the
1569 method vector to "VEC(tree,gc)*" and use vector accessor
1570 macros to walk over the elements.
1571 (symbian_export_vtable_and_rtti_p): Likewise.
1572 (symbian_class_needs_attribute_p): Likewise.
1574 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1576 PR target/22085
1577 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1578 initialize targetm.resolve_overloaded_builtin here.
1579 (altivec_expand_overloaded_builtin): Make it non-static.
1580 * config/rs6000/rs6000-protos.h
1581 (altivec_expand_overloaded_builtin): New prototype.
1582 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1583 targetm.resolve_overloaded_builtin here.
1584 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1586 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1587 Zdenek Dvorak <dvorakz@suse.cz>
1589 PR tree-optimization/19210
1590 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1591 New.
1592 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1593 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1594 rely on unproven assumptions.
1595 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1596 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1597 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1598 to number_of_iterations_exit.
1599 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1600 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1601 * tree-ssa-loop-niter.c (find_loop_niter,
1602 estimate_numbers_of_iterations_loop): Likewise.
1603 (number_of_iterations_exit): Honor the new options.
1604 * doc/invoke.texi (Wunsafe-loop-optimizations,
1605 funsafe-loop-optimizations): Document them.
1607 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1609 PR rtl-optimization/22167
1610 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1612 2005-07-20 Adam Nemet <anemet@lnxw.com>
1614 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1615 __do_global_dtors_aux longcall.
1617 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1619 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1620 (old_special_pred_table): Don't reference
1621 SPECIAL_MODE_PREDICATES.
1622 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1623 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1624 * config/sh/predicates.h: Don't mention
1625 SPECIAL_MODE_PREDICATES.
1626 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1627 Remove.
1629 2005-07-20 DJ Delorie <dj@redhat.com>
1631 * config.gcc: Add m32c-elf support.
1633 * doc/contrib.texi: Mention m32c.
1634 * doc/extend.texi: Document m32c extensions.
1635 * doc/install.texi: Mention m32c.
1636 * doc/invoke.texi: Document m32c options.
1637 * doc/md.texi: Document m32c constraints.
1639 * config/m32c/addsub.md: New file.
1640 * config/m32c/bitops.md: New file.
1641 * config/m32c/cond.md: New file.
1642 * config/m32c/jump.md: New file.
1643 * config/m32c/m32c-lib1.S: New file.
1644 * config/m32c/m32c-lib2.c: New file.
1645 * config/m32c/m32c-modes.def: New file.
1646 * config/m32c/m32c-pragma.c: New file.
1647 * config/m32c/m32c-protos.h: New file.
1648 * config/m32c/m32c.abi: New file.
1649 * config/m32c/m32c.c: New file.
1650 * config/m32c/m32c.h: New file.
1651 * config/m32c/m32c.md: New file.
1652 * config/m32c/m32c.opt: New file.
1653 * config/m32c/minmax.md: New file.
1654 * config/m32c/mov.md: New file.
1655 * config/m32c/muldiv.md: New file.
1656 * config/m32c/predicates.md: New file.
1657 * config/m32c/prologue.md: New file.
1658 * config/m32c/shift.md: New file.
1659 * config/m32c/t-m32c: New file.
1661 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1663 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1664 (stack_protect_set, stack_protect_test): New expanders.
1665 (stack_protect_set_si, stack_protect_set_si_media,
1666 stack_protect_set_di_media, stack_protect_test_si,
1667 stack_protect_test_si_media, stack_protect_test_di_media):
1668 New insns.
1670 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1672 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1674 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1676 * tree.h (tree_expr_nonzero_p): Export.
1677 * fold-const.c (tree_expr_nonzero_p): Likewise.
1678 Return true for CALL_EXPRs that are alloca calls.
1679 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1680 against zero.
1681 * tree-flow.h (expr_computes_nonzero): Remove.
1682 * tree-vrp.c (expr_computes_nonzero): Remove.
1683 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1684 (extract_range_from_unary_expr): Likewise.
1685 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1686 tree_expr_nonzero_p.
1688 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1690 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1691 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1692 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1693 All callers changed.
1694 (frame_related_constant_load): New arg "related" which controls
1695 setting of RTX_FRAME_RELATED_P. All callers changed.
1696 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1697 (bfin_expand_prologue): Add stack limit checking.
1698 * config/bfin/bfin.md (trapifcc): New pattern.
1700 * config/bfin/bfin.c: Include "langhooks.h".
1701 (def_builtin): Go through lang_hooks to call builtin_function.
1703 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1704 * config/bfin/predicates.md (symbol_ref_operand): New.
1705 (call_insn_operand): Delete. All callers changed to use
1706 register_no_elim_operand.
1707 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1708 call_cookie field.
1709 (function_arg): Use it to generate the call's operand 2.
1710 (bfin_longcall_p): New function.
1711 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1712 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1713 determine if the address needs to be in a REG.
1714 (bfin_handle_longcall_attribute): New function.
1715 (bfin_attribute_table): Add "longcall" and "shortcall".
1716 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1717 (CUMULATIVE_ARGS): New member call_cookie.
1718 (PREDICATE_CODES): Add symbol_ref_operand.
1719 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1720 extra USE to the pattern.
1721 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1722 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1723 sibcall_value_insn; now the new patterns handle direct calls and the
1724 old ones indirect calls.
1725 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1727 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1729 * doc/trouble.texi: Update section on handling of empty loops.
1731 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1733 * config.gcc: Remove support for sparc-*-openbsd*,
1734 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1735 ns32k-*-netbsd*.
1736 * config.host: Remove support for i860-*-sysv4* as a host.
1737 * config/i860/*, config/ip2k/*, config/ns32k/*,
1738 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1739 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1740 mention obsolete ports.
1742 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1744 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1745 soft frame pointer.
1746 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1747 of frame_pointer_rtx.
1748 (sh_expand_epilogue): Likewise.
1749 (sh_set_return_address): Likewise.
1750 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1751 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1752 offsets from FRAME_POINTER_REGNUM.
1753 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1754 (sh_register_names): Add initializer for sfp.
1755 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1756 (VALID_REGISTER_P): Likewise.
1757 (FIRST_PSEUDO_REGISTER): Update.
1758 (DWARF_FRAME_REGISTERS): Define.
1759 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1760 (HARD_FRAME_POINTER_REGNUM): Define.
1761 (FRAME_POINTER_REGNUM): Redefine.
1762 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1763 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1764 from FRAME_POINTER_REGNUM.
1765 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1766 FRAME_POINTER_REGNUM.
1767 (REG_CLASS_CONTENTS): Add sfp.
1768 (REG_ALLOC_ORDER): Likewise.
1769 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1770 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1771 of frame_pointer_rtx.
1772 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1774 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1776 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1777 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1778 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1779 of an ABS_EXPR.
1780 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1781 ABS_EXPR<x>.
1783 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1785 Make CONSTRUCTOR use VEC to store initializers.
1786 * c-common.c (complete_array_type): Update to cope with VEC in
1787 CONSTRUCTOR_ELTS.
1788 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1789 (pp_c_constructor_elts): New function.
1790 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1791 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1792 struct constructor_stack, struct initializer_stack,
1793 constructor_elements, push_init_level, pop_init_level,
1794 add_pending_init, find_init_member, output_init_element): Update to
1795 cope with VEC in CONSTRUCTOR_ELTS.
1796 * coverage.c (build_fn_info_value, build_ctr_info_value,
1797 build_gcov_info): Likewise.
1798 * expr.c (categorize_ctor_elements_1, store_constructor,
1799 expand_expr_real_1): Likewise.
1800 * fold-const.c (fold_ternary): Likewise.
1801 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1802 gimplify_init_constructor, gimplify_expr): Likewise.
1803 * tree-dump.c (dequeue_and_dump): Likewise.
1804 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1805 node.
1806 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1807 CONSTRUCTOR_ELTS.
1808 * tree-sra.c (generate_element_init_1): Likewise.
1809 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1810 * tree-ssa-operands.c (get_expr_operands): Likewise.
1811 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1812 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1813 (get_initial_def_for_reduction): Likewise.
1814 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1815 value handle in annotations.
1816 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1817 tree_node_structure): Add support for constr_kind.
1818 (build_vector_from_ctor, build_constructor_single,
1819 build_constructor_from_list): New functions.
1820 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1821 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1822 Update to cope with VEC in CONSTRUCTOR_ELTS.
1823 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1824 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1825 CONSTRUCTOR_APPEND_ELT): New macros.
1826 (struct constructor_elt, struct tree_constructor): New data types.
1827 (union tree_node): Add tree_constructor field.
1828 * treestruct.def: Define TS_CONSTRUCTOR.
1829 * varasm.c (const_hash_1, compare_constant, copy_constant,
1830 compute_reloc_for_constant, output_addressed_constants,
1831 initializer_constant_valid_p, output_constant,
1832 array_size_for_constructor, output_constructor): Update to cope with
1833 VEC in CONSTRUCTOR_ELTS.
1834 * vec.h (VEC_empty, VEC_copy): New macros.
1836 2005-07-19 Devang Patel <dpatel@apple.com>
1838 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1840 2005-07-19 Richard Henderson <rth@redhat.com>
1842 PR tree-opt/22278
1843 * gimplify.c (gimplify_expr): Use main variant type for the temp
1844 destination for a discarded volatile read.
1845 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1846 casts between non-void types that change volatility.
1848 2005-07-15 DJ Delorie <dj@redhat.com>
1850 * toplev.h: Add comment about the first parameter for warning().
1851 * errors.h: Likewise.
1853 * c.opt (Wpragmas): New.
1854 * doc/invoke.texi: Document it.
1856 * function.c (do_warn_unused_parameter): Add warning control to
1857 warning call.
1858 * c-decl.c (warn_if_shadowing): Likewise.
1859 * c-lex.c (cb_def_pragma): Likewise.
1860 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1861 (pop_alignment): Likewise.
1862 (handle_pragma_pack): Likewise.
1863 (apply_pragma_weak): Likewise.
1864 (handle_pragma_weak): Likewise.
1865 (handle_pragma_redefine_extname): Likewise.
1866 (add_to_renaming_pragma_list): Likewise.
1867 (handle_pragma_extern_prefix): Likewise.
1868 (maybe_apply_renaming_pragma): Likewise.
1869 (handle_pragma_visibility): Likewise.
1871 * config/c4x/c4x-c.c (BAD): Likewise.
1872 (c4x_parse_pragma): Likewise.
1873 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1874 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1875 (rs6000_pragma_longcall): Likewise.
1876 * config/v850/v850-c.c (pop_data_area): Likewise.
1877 (ghs_pragma_section): Likewise.
1878 (ghs_pragma_section): Likewise.
1879 (ghs_pragma_interrupt): Likewise.
1880 (ghs_pragma_starttda): Likewise.
1881 (ghs_pragma_startsda): Likewise.
1882 (ghs_pragma_startzda): Likewise.
1883 (ghs_pragma_endtda): Likewise.
1884 (ghs_pragma_endsda): Likewise.
1885 (ghs_pragma_endzda): Likewise.
1887 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1888 Kenneth Zadeck <zadeck@naturalbridge.com>
1890 * Makefile.in: Removed tree-promote-statics.c
1891 * tree-promote-statics.c: Removed.
1892 * common.opt: Removed flag-promote-statics.
1893 * opts.c: Ditto.
1894 * passes.c: Removed tree-promote-statics pass.
1895 * tree-pass.h: Ditto.
1896 * timevar.def: Removed TV_PROMOTE_STATICS.
1899 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1901 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1902 and *-*-freebsd9.
1903 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1905 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1907 PR c/22476
1908 * c-common.c (check_function_arguments): Call
1909 'check_function_format' if either -Wformat or
1910 -Wmissing-format-attribute are specified.
1911 * c-format.c (check_function_format): Check -Wformat before
1912 calling 'check_format_info'.
1913 * c-opts.c (c_common_post_options): Don't warn for
1914 -Wmissing-format-attribute without -Wformat.
1915 * c-typeck.c (convert_for_assignment): Detect additional cases for
1916 -Wmissing-format-attribute.
1917 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1918 behavior.
1920 2005-07-19 Richard Guenther <rguenther@suse.de>
1922 * config/i386/i386.md (lrint<mode>2): Use temporary
1923 instead of clobbering non-existent memory.
1925 2005-07-19 Nick Clifton <nickc@redhat.com>
1927 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1928 statement to avoid displaying ASCII control characters.
1930 2005-07-19 Ben Elliston <bje@au.ibm.com>
1932 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1933 * cfganal.c (find_edge_index): Ditto.
1934 * combine.c (combine_instructions): Ditto.
1935 * ddg.c (create_scc): Ditto.
1936 (find_successors): Ditto.
1937 (find_predecessors): Ditto.
1938 (find_nodes_on_paths): Ditto.
1939 (longest_simple_path): Ditto.
1940 * flow.c (update_life_info): Ditto.
1941 (count_or_remove_death_notes): Ditto.
1942 (clear_log_links): Ditto.
1943 * modulo-sched.c (generate_reg_moves): Ditto.
1944 (find_max_asap): Ditto.
1945 (find_max_hv_min_mob): Ditto.
1946 (find_max_dv_min_mob): Ditto.
1947 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1948 * sched-rgn.c (extract_edgelst): Ditto.
1949 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1950 (dump_update_ssa): Ditto.
1951 (ssa_names_to_replace) Ditto.
1952 (switch_virtuals_to_full_rewrite): Ditto.
1953 (update_ssa): Ditto.
1954 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1956 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1958 Fix PR tree-optimization/22483
1960 * tree-complex.c (create_components): Use
1961 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1962 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1963 * tree-flow.h (safe_referenced_var_iterator): New structure.
1964 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1965 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1966 safe_referenced_var iterator.
1967 (add_type_alias): Ditto.
1969 2005-07-19 Steven Bosscher <stevenb@suse.de>
1971 * loop-init.c (rest_of_handle_loop2): Remove.
1972 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1973 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1974 (pass_rtl_loop_init, pass_rtl_loop_done,
1975 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1976 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1977 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1978 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1979 pass_tree_loop_done, and pass_tree_unswitch.
1980 (gate_loop): Rename to gate_tree_loop.
1981 * passes.c (init_optimization_passes): Update for renamed tree
1982 loop passes. Add the new loop2 passes as subpasses of loop2.
1983 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1984 Update for the renamed tree loop passes.
1986 2005-07-18 Ian Lance Taylor <ian@airs.com>
1988 PR middle-end/22057
1989 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1990 blocks when optimizing.
1992 2005-07-18 Steve Ellcey <sje@cup.hp.com>
1994 * common.opt (frename-registers): Initialize to 2.
1995 (fweb): Ditto.
1996 (fgcse-after-reload): Ditto.
1997 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1998 (process_options): Only change flag_web, flag_rename_registers,
1999 and flag_rerun_cse_after_loop if not explicitly set by user.
2001 2005-07-18 Jan Beulich <jbeulich@novell.com>
2003 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2004 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2005 in 64-bit mode the same as DImode in 32-bit mode.
2006 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2007 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2008 mode. Add new mode parameter.
2009 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2010 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2011 x86_64_shift_adj): New expanders.
2012 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2013 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2014 insns.
2015 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2016 DImode shift splitters.
2017 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2018 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2019 mode parameter.
2021 2005-07-18 Jan Beulich <jbeulich@novell.com>
2023 * i386.md (movdi_extzv_1): New.
2024 (zero_extendhidi2): Combine alternatives and never force use of
2025 REX64 prefix.
2026 (zero_extendqidi2): Likewise. Don't restrict input selection.
2028 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2030 Fix PR tree-optimization/22531
2031 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2032 moment.
2034 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2036 * tree-promote-statics.c (pass_promote_statics): Change dump file
2037 name.
2039 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2041 * tree-optimize.c (init_tree_optimization_passes): Add
2042 pass_eliminate_useless_stores pass.
2043 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2044 * tree-ssa-pre.c (is_copy_stmt): New function.
2045 (follow_copies_till_vuse): Ditto.
2046 (do_eustores): Ditto.
2047 (gate_eustores): Ditto.
2049 2005-07-16 Richard Henderson <rth@redhat.com>
2051 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2053 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2054 Kenneth Zadeck <zadeck@naturalbridge.com>
2056 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2057 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2058 ipa-type-escape.h, tree-promote-statics.c
2059 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2060 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2061 tree-promote-statics.c: new files.
2062 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2063 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2064 int nonlocal_set_p, mark_constant_function): Deleted.
2065 (rest_of_handle_cfg): Removed call to mark_constant_function.
2066 (nonoverlapping_component_refs_p): Added calls to support
2067 type based aliasing.
2068 * tree-ssa-alias.c (may_alias_p,
2069 compute_flow_insensitive_aliasing): Ditto.
2070 * calls.c (flags_from_decl_or_type): Removed reference to
2071 cgraph_rtl_info.
2072 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2073 too many arguments. This is necessary for Spec 2000.
2074 * cgraph.h (const_function, pure_function): Removed.
2075 * common.opt: Added "fipa-pure-const", "fipa-reference",
2076 "fipa-type-escape", and "ftree-promote-static".
2077 * opts.c: Ditto.
2078 * passes.c: Added ipa and tree-promote-statics passes.
2079 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2080 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2081 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2082 * tree-flow.h: Added exposed sra calls and addition of
2083 reference_vars_info field for FUNCTION_DECLS.
2084 * tree-pass.h: Added passes.
2085 * tree-sra.c: (sra_init_cache): New function.
2086 (sra_insert_before, sra_insert_after) Made public.
2087 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2088 and made public.
2089 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2090 aliasing. (may_alias_p): Added code to use type escape analysis to
2091 improve alias sets.
2092 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2093 code to prune clobbers of static variables based on information
2094 produced in ipa-reference pass. Changed call clobbering so that
2095 statics are not marked as clobbered if the call does not clobber
2096 them.
2098 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2100 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2101 too.
2103 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2105 * doc/install.texi (*-*-solaris2*): Document recommended version
2106 of GNU binutils and mention GNU linker problem on Solaris 10.
2108 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2110 PR c/22421
2111 * c-decl.c (c_build_bitfield_integer_type): New function.
2112 (finish_struct): Call it.
2113 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2115 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2117 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2118 before returning.
2120 2005-07-16 Jan Hubicka <jh@suse.cz>
2122 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2123 (scale_bbs_frequencies_int): Watch roundoff errors.
2124 * predict.c (return_prediction): Initialize return_stmt.
2126 2005-07-16 Jan Hubicka <jh@suse.cz>
2128 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2129 after RTL profiling.
2131 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2133 PR middle-end/22398
2134 * fold-const.c (build_range_check): Convert high/low to etype
2135 if we are only comparing against exp.
2137 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2139 Fix PR tree-optimization/22376
2140 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2141 special var here.
2142 (need_to_solve): New function.
2143 (compute_points_to_sets): Use it.
2145 2005-07-15 Jan Hubicka <jh@suse.cz>
2147 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2148 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2150 2005-07-15 Richard Guenther <rguenther@suse.de>
2152 * c-common.c (handle_flatten_attribute): New function.
2153 Add flatten function attribute.
2154 * doc/extend.texi: Document flatten function attribute.
2155 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2156 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2157 New functions.
2158 (cgraph_decide_inlining): Handle functions with flatten
2159 attribute.
2161 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2163 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2164 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2165 UNSPEC_XCHG, UNSPEC_AND): New.
2166 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2167 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2168 * config/rs6000/sync.md (FETCHOP): New code macro.
2169 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2170 New code attrs.
2171 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2172 (sync_compare_and_swap<mode>): Same.
2173 (sync_lock_test_and_set<mode>): Same.
2174 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2175 for QImode and HImode, and not PPC405.
2176 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2177 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2178 (sync_<fetchop>{si,di}_internal): New.
2179 (sync_nand{si,di}_internal): New.
2180 (sync_old_<fetchop>{si,di}_internal): New.
2181 (sync_old_nand{si,di}_internal): New
2182 (sync_new_<fetchop>{si,di}_internal): New.
2183 (sync_new_nand{si,di}_internal): New.
2184 (atomic_and{si,di}): New.
2185 (sync_new_nand{si,di}_internal): New.
2186 (atomic_and{si,di}): New.
2187 (sync_add<mode>_internal): Delete.
2188 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2189 (sync_sub<mode>_internal): Delte.
2190 (sync_subshort_internal): New.
2191 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2192 (sync_anddi_internal): Delete.
2193 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2194 (sync_booldi_internal): Delete.
2195 (sync_boolc<mode>_internal): Delete.
2196 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2197 (sync_boolc<mode>_internal2): Delete.
2198 (sync_boolcc<mode>_internal): Delete.
2199 (isync, lwsync): Use unspec instead of unspec_volatile.
2200 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2201 Revert UNSPEC_VOLATILE.
2202 (rs6000_split_atomic_op): New.
2203 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2205 2005-07-14 Eric Christopher <echristo@redhat.com>
2207 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2208 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2210 2005-07-14 Eric Christopher <echristo@redhat.com>
2212 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2214 2005-07-14 Steven Bosscher <stevenb@suse.de>
2216 PR tree-optimization/22230
2217 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2218 the computation of the four cross productions for "range op range".
2220 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2221 Ulrich Weigand <uweigand@de.ibm.com>
2223 PR target/20126
2224 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2225 in some insn.
2227 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2229 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2231 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2233 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2235 2005-07-14 Richard Guenther <rguenther@suse.de>
2237 PR middle-end/22347
2238 * config/i386/i386-protos.h (ix86_function_value): Change
2239 prototype to match new target hook.
2240 * config/i386/i386.c (ix86_value_regno): Change prototype
2241 to take extra type argument.
2242 (TARGET_FUNCTION_VALUE): Define.
2243 (ix86_function_ok_for_sibcall): Pass extra argument to
2244 ix86_value_regno, check return slot rtx for exact match.
2245 (ix86_function_value): Take extra parameter. Dispatch to
2246 ix86_value_regno with fndecl/fntype as provided.
2247 (ix86_value_regno): Handle extra type argument.
2248 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2250 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2251 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2252 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2253 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2254 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2256 2005-07-14 Richard Guenther <rguenther@suse.de>
2258 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2259 * calls.c (expand_call): Pass fntype to hard_function_value.
2260 (emit_library_call_value_1): Likewise.
2261 * explow.c: Include target.h.
2262 (hard_function_value): Take extra argument, the fntype.
2263 Use new target hook for function_value.
2264 * expr.h (hard_function_value): Change prototype.
2265 * function.c (aggregate_value_p): Pass 0 as fntype to
2266 hard_function_value.
2267 (assign_parms): Use new target hook for function_value.
2268 Pass 0 as fntype to hard_function_value.
2269 (expand_function_end): Likewise.
2270 * reg-stack.c: Include target.h.
2271 (stack_result): Use new target hook for function_value.
2272 * target-def.h: New target hook function_value.
2273 * target.h: Likewise.
2274 * targhooks.c (default_function_value): New function.
2275 * targhooks.h (default_function_value): Declare.
2277 2005-07-13 Ian Lance Taylor <ian@airs.com>
2279 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2281 2005-07-14 Jan Hubicka <jh@suse.cz>
2283 * tree-dfa.c (dump_variable): Use default_def function.
2284 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2285 * tree-ssa.c (verify_use): Likewise.
2286 * tree-ssanames.c (release_ssa_name): Likewise.
2287 * tree-tailcall.c (eliminate_tail_call): Likewise.
2288 (tree_optimize_tail_calls_1): Likewise.
2289 * tree-vrp.c (get_value_range): Likewise.
2291 2005-07-14 Ben Elliston <bje@au.ibm.com>
2293 * gcc.c (main): Compare language[0] with '*' when iterating over
2294 the infiles.
2296 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2298 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2299 "s390_emit_compare". Add handling of CCZ1mode.
2300 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2301 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2302 checking.
2303 (s390_branch_condition_mask): Add CCZ1mode handling.
2304 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2305 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2306 Use CCZ1mode instead of CCZmode.
2307 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2309 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2311 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2312 pattern.
2313 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2315 2005-07-13 Eric Christopher <echristo@redhat.com>
2317 * config/mips/mips.c (mips_canonicalize_comparison): New.
2318 (mips_emit_int_relational): Use.
2320 2005-07-13 Eric Christopher <echristo@redhat.com>
2322 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2323 static extra parts.
2324 * config/s390/s390.md: Include tpf.md. Move tpf specific
2325 patterns...
2326 * config/s390/tpf.md: To here.
2327 * config/s390/s390.opt: Move tpf specific options...
2328 * config/s390/tpf.opt: to here. Add mmain option.
2329 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2330 * config/s390/tpf.h: Rewrite.
2332 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2334 * doc/tm.texi: Remove @xref{Cross-profiling}.
2336 2005-07-13 Jeff Law <law@redhat.com>
2338 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2339 expressions, test their _DECL operands for pointer equality rather
2340 than using operand_equal_p.
2342 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2344 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2345 (TARGET_POSIX_IO): This.
2346 * config/darwin.h: Likewise.
2347 * config/freebsd.h: Likewise.
2348 * config/linux.h: Likewise.
2349 * config/lynx.h: Likewise.
2350 * config/netbsd.h: Likewise.
2351 * config/rs6000/linux64.h: Likewise.
2352 * config/rs6000/linux.h: Likewise.
2353 * config/s390/tpf.h: Likewise.
2354 * config/sh/embed-elf.h: Likewise.
2355 * config/sparc/linux64.h: Likewise.
2356 * config/sparc/linux.h: Likewise.
2357 * config/svr4.h: Likewise.
2358 * gcov-io.h: Likewise.
2360 * doc/tm.texi: Updated.
2362 * libgcov.c (create_file_directory): Defined only if
2363 TARGET_POSIX_IO is defined.
2364 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2365 is defined.
2367 2005-07-13 Jan Hubicka <jh@suse.cz>
2369 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2371 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2373 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2374 structure as argument.
2376 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2378 PR tree-optimization/21921
2379 * tree-iterator.c (tsi_link_before): Support the case when
2380 tsi_end_p (tsi) == true.
2382 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2384 PR tree-optimization/22442
2385 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2386 correctly.
2388 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2390 PR rtl-optimization/20376
2391 * toplev.c (process_options): Enable -fweb and -frename-registers when
2392 unrolling.
2393 * doc/invoke.texi: Update the information about when -fweb and
2394 -frename-registers are enabled.
2396 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2398 PR tree-opt/21840
2399 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2400 if *rhs_p is not a SSA_NAME.
2402 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2404 Fix PR tree-optimization/22422
2405 * tree-ssa-structalias.c (struct variable_info): Add flag for
2406 special vars.
2407 (get_varinfo): Now a static function.
2408 (new_varinfo): init has_union and is_special_var to false.
2409 (solution_set_add): Check has_union.
2410 (do_da_constraint): Move temporary variable so it gets reset
2411 properly.
2412 Also check for special variable.
2413 (do_ds_constraint): Ditto.
2414 (do_sd_constraint): Ditto.
2415 (do_structure_copy): Check for special variable.
2416 (find_func_aliases): Ditto.
2417 (init_base_vars): Set special vars properly.
2419 2005-07-13 Jan Hubicka <jh@suse.cz>
2421 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2422 do unit-at-a-time.
2424 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2425 (get_expr_operands): Fix thinko wrt flags and subvars.
2427 PR tree-optimize/22379
2428 * tree-inline.c (expand_call_inline): Do not output sorry in early
2429 inlining.
2431 2005-07-12 Dale Johannesen <dalej@apple.com>
2433 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2435 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2437 PR bootstrap/21704
2438 * host-linux.h: Include limits.h.
2440 2005-07-12 Dale Johannesen <dalej@apple.com>
2442 * expr.c (compress_float_constant): Add cost check.
2443 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2445 2005-07-12 Dale Johannesen <dalej@apple.com>
2447 * gcc.target/i386/compress-float-sse.c: New.
2448 * gcc.target/i386/compress-float-sse-pic.c: New.
2449 * gcc.target/i386/compress-float-387.c: New.
2450 * gcc.target/i386/compress-float-387-pic.c: New.
2451 * gcc.dg/compress-float-ppc.c: New.
2452 * gcc.dg/compress-float-ppc-pic.c: New.
2454 2005-07-12 Eric Christopher <echristo@redhat.com>
2456 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2457 static extra parts.
2458 * config/s390/s390.md: Include tpf.md. Move tpf specific
2459 patterns...
2460 * config/s390/tpf.md: To here.
2461 * config/s390/s390.opt: Move tpf specific options...
2462 * config/s390/tpf.opt: to here. Add mmain option.
2463 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2464 * config/s390/tpf.h: Rewrite.
2466 2005-07-12 Eric Christopher <echristo@redhat.com>
2468 * gcc.c (struct infile): Update comment for language.
2469 (main): Rewrite input file resetting code.
2471 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2473 PR tree-opt/22335
2474 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2475 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2476 (lookup_avail_expr): Use constant_boolean_node instead
2477 of boolean_false_node/boolean_true_node.
2479 2005-07-12 Ben Elliston <bje@au.ibm.com>
2481 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2482 and use it when printing num_edges.
2484 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2486 * doc/extend.texi (Blackfin Built-in Functions): New section.
2487 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2488 @opindex.
2490 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2492 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2493 s/cmpstrsi/cmpstrnsi
2494 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2495 'cmpstrnsi'.
2496 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2497 (init_optabs): Initialize cmpstrn_optab.
2498 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2499 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2500 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2501 * config/i386/i386.md: s/cmpstr/cmpstrn
2502 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2503 * doc/md.texi: Update documentation.
2505 2005-07-11 Richard Henderson <rth@redhat.com>
2507 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2508 build_va_arg_indirect_ref.
2509 (alpha_gimplify_va_arg): Likewise.
2510 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2511 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2512 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2513 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2514 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2515 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2516 Likewise.
2517 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2519 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2521 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2522 * passes.c (init_optimization_passes): Add pass_empty_loop.
2523 * tree-pass.h (pass_empty_loop): Declare.
2524 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2525 try_remove_empty_loop, remove_empty_loops): New functions.
2526 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2527 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2529 2005-07-12 Peter Barada <peter@the-baradas.com>
2531 PR middle-end/16719
2532 PR middle-end/18421
2533 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2534 in address registers.
2535 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2536 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2537 alternative of addsi3_5200.
2539 2005-07-11 Ian Lance Taylor <ian@airs.com>
2541 * config/mips/mips.md (ffs<mode>2): Remove.
2543 2005-07-11 Ian Lance Taylor <ian@airs.com>
2545 * doc/tree-ssa.texi (Cleanups): Improve description of
2546 TRY_FINALLY_EXPR.
2547 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2549 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2551 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2552 * tree.h (DECL_ARGUMENT_FLD): New macro.
2554 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2556 Fix PR tree-optimization/22404
2558 * tree-ssa-structalias.c (create_variable_info_for): Use
2559 correct offset.
2561 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2563 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2564 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2565 for second comparison operand.
2566 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2568 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2569 (define_insn_reservation "alu"): Likewise.
2570 (csync, ssync): Now of type sync.
2571 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2572 -mcsync-anomaly -mspecld-anomaly.
2573 * config/bfin/bfin.opt (mcsync): Remove.
2574 (mcsync-anomaly, mspecld-anomaly): Add.
2575 * config/bfin/bfin.c: Include "insn-codes.h".
2576 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2577 (TARGET_DEFAULT_TARGET_FLAGS): New.
2578 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2580 2005-07-11 Steven Bosscher <stevenb@suse.de>
2582 * basic-block.h: Give the BB flags enum a name, bb_flags.
2583 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2584 * cfgcleanup.c (enum bb_flags): Remove here.
2585 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2586 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2587 (update_forwarder_flag): Likewise.
2588 (thread_jump): Likewise.
2589 (try_forward_edges): Likewise.
2590 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2591 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2592 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2594 2005-07-11 Richard Guenther <rguenther@suse.de>
2596 * config/i386/i386.opt: New target option -msseregparm.
2597 * config/i386/i386.c (override_options): Error out for
2598 -msseregparm but no SSE support.
2599 (ix86_function_sseregparm): Check for global sseregparm.
2600 * doc/invoke.texi: Document -msseregparm.
2602 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2604 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2605 (m32rle-*-linux*): Ditto.
2607 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2609 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2610 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2611 bytes.
2613 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2615 PR middle-end/22239
2616 PR target/20126
2617 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2618 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2620 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2622 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2623 (varmap): Heapify varmap.
2624 (constraints): Heapify constraints.
2625 (struct constraint_graph): Heapify succs and preds.
2626 (constraint_vec_find): Update for heapification.
2627 (constraint_set_union): Ditto.
2628 (insert_into_complex): Ditto.
2629 (constraint_edge_vec_find): Ditto.
2630 (erase_graph_self_edge): Ditto.
2631 (add_graph_edge): Ditto.
2632 (get_graph_weights): Ditto.
2633 (merge_graph_nodes): Ditto.
2634 (build_constraint_graph): Ditto.
2635 (topo_visit): Ditto.
2636 (solve_graph): Ditto.
2637 (create_variable_info_for): Ditto.
2638 (init_base_vars): Ditto.
2639 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2640 (condese_varmap_nodes): Free complex vector.
2641 (clear_edges_for_node): Clear succs and preds vector.
2643 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2645 * tree-ssa-structalias.c (update_alias_info): Change counting of
2646 references to not include vdefs.
2648 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2650 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2651 (up_insert): Ditto.
2653 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2655 * pa.c (pa_commutative_p): Make PLUS commutative when
2656 TARGET_NO_SPACE_REGS is true.
2658 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2660 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2661 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2662 * tree-dfa.c (dump_subvars_for): New.
2663 (debug_subvars_for): New.
2664 (dump_variable): Show subvariables if VAR has them.
2665 * tree-flow-inline.h (get_subvar_at): New.
2666 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2667 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2668 Update all users.
2669 (struct subvar): Change fields offset and size to unsigned
2670 HOST_WIDE_INT.
2671 (dump_subvars_for): Declare.
2672 (debug_subvars_for): Declare.
2673 (get_subvar_at): Declare.
2674 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2675 to unsigned HOST_WIDE_INT *.
2676 (overlap_subvar): Likewise.
2677 * tree-gimple.c (is_gimple_reg): Always return false for
2678 SFTs and memory tags.
2679 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2680 Update all callers.
2681 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2682 (compute_may_aliases): Call compute_points_to_sets.
2683 (collect_points_to_info_for): Remove.
2684 (compute_points_to_and_addr_escape): Remove.
2685 (delete_alias_info): Call delete_points_to_sets.
2686 (compute_flow_sensitive_aliasing): If the call to
2687 find_what_p_points_to returns false, call set_pt_anything.
2688 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2689 (set_pt_anything): Clear pi->pt_vars.
2690 (set_pt_malloc): Remove.
2691 (merge_pointed_to_info): Remove.
2692 (add_pointed_to_expr): Remove.
2693 (add_pointed_to_var): Remove.
2694 (collect_points_to_info_r): Remove.
2695 (is_escape_site): Make extern.
2696 (create_sft): New.
2697 (create_overlap_variables_for): Call it.
2698 * tree-ssa-copy.c (merge_alias_info): Never merge
2699 flow-sensitive alias information.
2700 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2701 offset and size to be unsigned HOST_WIDE_INT.
2702 (add_to_addressable_set): Rename from note_addressable.
2703 Set TREE_ADDRESSABLE as the variables are added to the set.
2704 Update all users.
2705 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2706 operands into VUSEs when adding V_MAY_DEFs for members in an
2707 alias set.
2708 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2709 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2710 (struct variable_info): Add bitfield is_heap_var.
2711 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2712 (new_var_info): Initialize is_heap_var.
2713 (get_constraint_for): Add HEAP variables to the symbol table.
2714 Mark them with is_heap_var.
2715 (update_alias_info): New. Taken mostly from the old
2716 compute_points_to_and_addr_escape.
2717 (handle_ptr_arith): New.
2718 (find_func_aliases): Call update_alias_info.
2719 Call handle_ptr_info for tcc_binary expressions.
2720 Call mark_stmt_modified.
2721 (create_variable_info_for): If DECL has subvars, do not create
2722 variables for its subvars. Always add all the fields.
2723 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2724 SFTs, then add all the SFTs of the structure.
2725 If VI->DECL is an aggregate with subvariables, add the SFT at
2726 VI->OFFSET.
2727 (find_what_p_points_to): If VI is an artificial variable,
2728 translate to bitfields in SSA_NAME_PTR_INFO.
2729 If the solution is empty, set pi->pt_vars to NULL
2730 (init_base_vars): Create ANYOFFSET.
2731 (compute_points_to_sets): Rename from create_alias_vars.
2732 Make extern.
2733 (pass_build_pta): Remove.
2734 (delete_points_to_sets): Rename from delete_alias_vars.
2735 (pass_del_pta): Remove.
2736 * tree-ssa-structalias.h (struct alias_info): Move from
2737 tree-ssa-alias.h.
2738 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2739 NUM_REFERENCES_SET): Likewise.
2740 (compute_points_to_sets, delete_points_to_sets): Declare.
2742 2005-07-09 Richard Henderson <rth@redhat.com>
2744 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2745 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2746 alpha_split_lock_test_and_set_12): New functions.
2747 * config/alpha/alpha-protos.h: Update.
2748 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2749 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2750 * config/alpha/sync.md (I12MODE): New.
2751 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2752 (sync_<fetchop_name><I48MODE>): Likewise.
2753 (sync_nand<I48MODE>): Likewise.
2754 (sync_old_<fetchop_name><I48MODE>): Likewise.
2755 (sync_new_<fetchop_name><I48MODE>): Likewise.
2756 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2757 (sync_compare_and_swap<I48MODE>): Likewise.
2758 (sync_lock_test_and_set<I48MODE>): Likewise.
2759 (sync_compare_and_swap<I12MODE>): New.
2760 (sync_compare_and_swap<I12MODE>_1): New.
2761 (sync_lock_test_and_set<I12MODE>): New.
2762 (sync_lock_test_and_set<I12MODE>_1): New.
2764 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2766 PR 21356
2767 PR 22332
2768 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2770 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2772 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2773 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2775 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2777 PR target/21656
2778 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2780 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2782 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2783 memory_operand constraint.
2784 (store_conditional_<mode>): Same.
2785 (sync_compare_and_swap<mode>): Same.
2786 (sync_lock_test_and_set<mode>): Same.
2788 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2790 Rewrite PIC support to more closely model actual instructions.
2791 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2792 (cris_symbol): Remove prototypes for removed functions.
2793 (cris_pic_symbol_type_of, cris_valid_pic_const)
2794 (cris_expand_pic_call_address): Prototypes for new functions.
2795 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2796 variable.
2797 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2798 modifiers.
2799 <case ':'>: Add case for new punctuation character.
2800 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2801 emitting (extra) PIC modifier.
2802 <case UNSPEC>: Do not assert for PLT.
2803 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2804 (cris_expand_prologue, cris_expand_epilogue): Check
2805 for pic_offset_table_rtx usage instead of taking
2806 current_function_uses_pic_offset_table as the final word.
2807 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2808 Remove flag_pic difference.
2809 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2810 the moral equivalents of...
2811 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2812 functions.
2813 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2814 (cris_handle_option): Mark ARG as unused.
2815 (cris_expand_pic_call_address): New worker function for "call",
2816 "call_value".
2817 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2818 output PIC constructs here.
2819 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2820 as symbol-specific modifers, not whole or part of operands.
2821 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2822 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2823 constants and flag_pic.
2824 (CONSTANT_INDEX_P): Adjust for new functions.
2825 (enum cris_pic_symbol_type): New helper type.
2826 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2827 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2828 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2829 define_constants.
2830 ("movsi"): Emit actual instructions for GOT and relative access.
2831 ("*movsi_got_load"): New pattern to set up the register holding
2832 the GOT pointer.
2833 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2834 Adjust FIXME for 'S'.
2835 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2836 Use "movs" for -fpic cases.
2837 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2838 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2839 ("call", "call_value"): Just call cris_expand_pic_call_address for
2840 PIC addresses.
2841 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2842 Remove special pattern.
2843 ("*expanded_call_side", "*expanded_call_value_side"): New
2844 patterns.
2845 (gotplt-to-plt, gotplt-to-plt-side-call)
2846 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2847 peephole2:s.
2848 * config/cris/cris/predicates.md
2849 ("cris_general_operand_or_gotless_symbol"): Remove unused
2850 predicate.
2851 ("cris_general_operand_or_symbol"): Adjust for new functions.
2853 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2855 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2857 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2859 * Makefile.in (TREE_H): Add treestruct.def.
2860 (c-decl.o): Add pointer-set.h
2861 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2862 visibility on regular DECL's.
2863 (merge_decls): Fix the copying of decl nodes of various types for
2864 the new structures. Don't update RTL, section name, weak status,
2865 etc, on DECL's without RTL.
2866 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2867 Don't check volatile on non-variable types.
2868 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2869 to check whether we have seen arguments.
2870 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2871 flag is checked before field (flag is common, field is not).
2872 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2873 TS_DECL_COMMON could have an origin.
2874 (add_location_or_const_value_attribute): Don't check section name
2875 on non-var/function decls.
2876 (dwarf2out_var_location): Reverse order of tests.
2877 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2878 with DECL_WRTL_CHECK.
2879 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2880 * fold-const.c (fold_binary): Don't check weakness on
2881 non-var/function decls.
2882 (tree_expr_nonzero_p): Ditto.
2883 (fold_checksum_tree): Use tree_decl_extra as sizeof
2884 buffer.
2885 * ggc-page.c (extra_order_size_table): Add sizes for
2886 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2887 tree_field_decl.
2888 * gimplify.c (gimplify_bind_expr): Only set
2889 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2890 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2891 without RTL.
2892 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2893 * langhooks.h (init_ts). New langhook.
2894 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2895 * print-tree.c (print_node): Update to only print fields that
2896 exist in the structures the passed decl has.
2897 * toplev.c (wrapup_global_declarations): Don't reset
2898 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2899 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2900 * tree-inline.c (remap_decl): Ditto.
2901 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2902 * tree-pretty-print.c (print_declaration): Don't print
2903 DECL_REGISTER on things that don't contain it.
2904 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2905 non-var/function decls.
2906 * tree.c (tree_contains_struct): New structure.
2907 (init_priority_for_decl): New hashtable.
2908 (tree_int_map): New structure.
2909 (tree_int_map_eq): New function.
2910 (tree_int_map_marked_p): Ditto.
2911 (tree_int_map_hash): Ditto.
2912 (tree_map): Move to tree.h.
2913 (tree_map_eq): Externalize.
2914 (tree_map_hash): Ditto.
2915 (tree_map_marked_p): Ditto.
2916 (init_ttree): Set up tree_contains_struct and call langhook.
2917 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2918 (tree_code_size): Update for new structures.
2919 (tree_node_structure): Update for new structures.
2920 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2921 without the field.
2922 (copy_node_stat): Copy init priority.
2923 (build_decl_stat): Ditto for visibility.
2924 (ts_enum_names): New.
2925 (tree_contains_struct_check_failed): New function.
2926 (decl_init_priority_lookup): Ditto.
2927 (decl_init_priority_insert): Ditto.
2928 * treestruct.def: New file.
2929 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2930 (CONTAINS_STRUCT_CHECK): Ditto.
2931 (tree_contains_struct_check_failed): New prototype.
2932 (DECL_CHECK): Removed.
2933 (DECL_MINIMAL_CHECK): New.
2934 (DECL_COMMON_CHECK): Ditto.
2935 (DECL_WRTL_CHECK): Ditto.
2936 (DECL_NON_COMMON_CHECK): Ditto.
2937 (DECL_WITH_VIS_CHECK): Ditto.
2938 (VAR_OR_FUNCTION_DECL_P): Ditto
2939 (struct tree_decl_minimal): New structure.
2940 (struct tree_decl_common): Ditto.
2941 (struct tree_decl_with_rtl): Ditto.
2942 (struct tree_decl_with_vis): Ditto.
2943 (struct tree_decl_non_common): Ditto.
2944 (struct tree_field_decl): Ditto.
2945 (struct tree_parm_decl): Ditto.
2946 (struct tree_var_decl): Ditto.
2947 (struct tree_function_decl): Ditto.
2948 (struct tree_const_decl): Ditto.
2949 (struct tree_result_decl): Ditto.
2950 (union tree_node): Add new structures.
2951 * var-tracking.c (track_expr_p): Reverse order of tests.
2953 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2955 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2957 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2958 * system.h: Poison FINALIZE_PIC.
2959 * doc/tm.texi (FINALIZE_PIC): Remove.
2961 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2963 PR tree-opt/22329
2964 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2965 to the correct type if we have a MODIFY_EXPR.
2967 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2969 PR tree-optimization/22360
2970 * tree.c (upper_bound_in_type): Fix calculations for casting
2971 to a non-wider signed type and casting a signed value to a
2972 wider unsigned type.
2973 (lower_bound_in_type): Fix calculations for casting to a
2974 non-wider signed type.
2976 PR tree-optimization/20139
2977 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2978 release_defs.
2979 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2980 fold_cond_expr_cond.
2981 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2982 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2984 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2986 PR tree-opt/22356
2987 * tree-complex.c (expand_complex_libcall): Produce
2988 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2990 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2992 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2993 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2994 b" assert and inserted fastpath code for this case.
2995 (bitmap_ior): Removed "a != b" assert.
2997 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2999 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3000 (ENDFILE_SPEC): Likewise.
3001 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3003 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3004 a large stack frame at epilogue.
3006 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3008 * final.c: Include sdbout.h when required.
3010 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3012 * config.gcc (*-*-darwin*): Only one target-specific header file
3013 for generic darwin.
3014 (powerpc-*-darwin*): Add version-specific header files.
3015 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3016 * config.in: Regenerate.
3017 * configure: Regenerate.
3018 * gcc.c: Include xregex.h.
3019 (version_compare_spec_function): New.
3020 (spec_function): Add version-compare.
3021 (replace_outfile_spec_function): Reformat comment.
3022 (compare_version_strings): New.
3023 * config/darwin-c.c (version_as_macro): New.
3024 (builtin_define): New.
3025 (darwin_cpp_builtins): New.
3026 * config/darwin-protos.h (darwin_cpp_builtins): New.
3027 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3028 (LIB_SPEC): Make unconditional, update comment.
3029 (TARGET_C99_FUNCTIONS): Define.
3030 * config/darwin.opt: Sort.
3031 (mmacosx-version-min=): New.
3032 * config/darwin7.h: Delete.
3033 * config/darwin8.h: Delete.
3034 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3035 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3036 (TARGET_C99_FUNCTIONS): Define.
3037 * config/rs6000/darwin7.h: New.
3038 * config/rs6000/darwin8.h: New.
3039 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3040 (-mmacosx-version-min): Document.
3042 2005-07-07 Ian Lance Taylor <ian@airs.com>
3044 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3046 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3048 PR middle-end/22239
3049 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3051 2005-07-07 Khem Raj <kraj@mvista.com>
3053 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3054 in bytes, not words.
3056 2005-07-07 Paul Brook <paul@codesourcery.com>
3058 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3059 DEFAULT_FUNCTION_ARG_PADDING to upward.
3061 2005-07-07 Richard Henderson <rth@redhat.com>
3063 * function.c (locate_and_pad_parm): Record parameter alignment in
3064 stack_alignment_needed.
3066 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3068 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3069 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3070 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3071 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3072 (define_attr "type"): Add isync, sync, load_l, store_c.
3073 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3074 Create scratch volatile MEM.
3075 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3076 sync.
3077 (load_locked_<mode>): New.
3078 (store_conditional_<mode>): New.
3079 (sync_compare_and_swap<mode>): Replace with splitter.
3080 (sync_lock_test_and_set<mode>): Replace with splitter.
3081 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3082 and UNSPECV_ISYNC.
3083 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3084 is ics. Attribute isync.
3085 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3086 lwsync.
3087 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3088 and UNSPECV_SYNC_OP.
3089 (emit_unlikely_jump): New.
3090 (emit_load_locked): New.
3091 (emit_store_conditional): New.
3092 (rs6000_split_compare_and_swap): New.
3093 (rs6000_split_lock_test_and_set): New.
3094 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3095 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3096 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3097 rs6000_split_lock_test_and_set): Declare.
3098 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3099 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3100 store_c, isync, sync.
3102 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3104 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3105 filenames to gtyp-gen.h.
3106 (s-typ-gen): Use it in place of for loops.
3108 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3110 * hooks.c (hook_bool_rtx_int_false): New function.
3111 * hooks.h (hook_bool_rtx_int_false): Declare.
3112 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3113 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3114 * target.h (struct gcc_target): Add commutative_p member.
3115 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3116 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3117 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3118 (pa_commutative_p): New function.
3119 * jump.c (target.h): Include.
3120 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3121 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3123 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3125 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3126 (s390_expand_setmem): New.
3127 * config/s390/s390.c: Likewise.
3128 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3129 Adapt comments.
3130 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3131 general_operand. Call new function "s390_expand_setmem".
3132 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3133 ("setmem_long", "*setmem_long"): ... this.
3135 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3137 * config/s390/s390.c: (optimization_options): Enable
3138 TARGET_MVCLE at -Os.
3139 * doc/invoke.texi: Document changes in default behaviour.
3140 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3142 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3144 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3145 defined by back-end.
3147 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3149 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3150 all sets in the pattern.
3151 * config/rs6000/rs6000.md (stack_protect_testsi,
3152 stack_protect_testdi): Likewise.
3154 2005-07-06 Jeff Law <law@redhat.com>
3156 * tree-vrp.c (simplify_using_ranges): Kill.
3157 (vrp_finalize): Remove call to simplify_using_ranges.
3158 (simplify_stmt_using_ranges): New function extracted from
3159 simplify_using_ranges.
3160 (simplify_div_or_mod_using_ranges): Likewise.
3161 (simplify_abs_using_ranges): Likewise.
3162 (simplify_cond_using_ranges): New function.
3163 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3164 * tree-ssa-propagate.c (substitute_and_fold): Call
3165 simplify_stmt_using_ranges if we have range information.
3167 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3169 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3170 ia64_flag_schedule_isns2.
3172 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3173 reading/writing general registers.
3174 (ia64_function_arg): Revert 2005-06-18 change.
3176 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3178 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3179 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3181 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3183 * function.c (expand_function_end): Revert part of 2005-06-27
3184 patch. Do sjlj_emit_function_exit_after after return_label.
3186 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3188 * doc/install.texi (--disable-libssp): New.
3190 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3192 * doc/invoke.texi: Update -fforce-mem documentation.
3193 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3194 code for -fforce-mem.
3195 * expmed.c: (store_bit_field,store_fixed_bit_field,
3196 extract_bit_field): Ditto.
3197 * expr.c: (convert_move): Ditto.
3198 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3199 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3200 emit_conditional_add,expand_float,expand_fix): Ditto.
3201 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3202 (common_handle_option): Issue warning when -fforce-mem specified.
3204 2005-07-06 Paul Brook <paul@codesourcery.com>
3206 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3207 argument is empty.
3208 * configure: Regenerate.
3210 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3212 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3214 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3216 Fix PR tree-optimization/22319
3217 Fix PR tree-optimization/22140
3218 Fix PR tree-optimization/22310
3220 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3221 variable sized types.
3222 Use correct type for intermediate structure on *a = *b structure
3223 copies.
3225 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3227 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3228 Remove.
3229 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3230 (machine_function): Move typedef to...
3231 * config/rs6000/rs6000.c (machine_function): ... here. Add
3232 varargs_save_offset field.
3233 (rs6000_stack_t): Remove varargs_size field.
3234 (setup_incoming_varargs): Allocate varargs save area using
3235 assign_stack_local, try to make it as small as possible.
3236 Save offset from virtual_stack_vars_rtx to the save area
3237 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3238 instead of magic 8 when fp word byte size is used.
3239 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3240 instead of -RS6000_VARARGS_SIZE.
3241 (rs6000_stack_info, debug_stack_info,
3242 rs6000_initial_elimination_offset): Remove all traces of
3243 varargs_size.
3244 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3245 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3246 RS6000_VARARGS_AREA.
3248 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3250 PR tree-optimization/21963
3251 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3252 constant_multiple_of in the same way get_computation_cost_at does.
3254 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3256 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3257 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3258 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3259 and return its previous value.
3260 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3261 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3262 constants.
3263 (stack_protect_set, stack_protect_test): New expanders.
3264 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3265 stack_protect_testdi): New insns.
3266 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3267 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3269 2005-07-06 Jeff Law <law@redhat.com>
3271 * tree-ssa-dce.c (cfg_altered): New global.
3272 (tree_dce_init): Initialize cfg_altered.
3273 (remove_dead_stmt): If we remove an edge in the CFG, then set
3274 CFG_ALTERED.
3275 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3276 the dominators.
3278 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3280 * Makefile.in (stamp-collect-ld): Use
3281 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3282 ./collect-ld if it already exists.
3283 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3284 Don't remove ./nm if it already exists.
3286 2005-07-05 Devang Patel <dpatel@apple.com>
3288 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3289 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3290 * tree-vectorizer.c (vect_loop_location): New.
3291 (vect_print_dump_info): Use vect_loop_location.
3292 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3293 (vectorize_loops): Set vect_loop_location.
3294 * tree-vect-analyze.c (vect_analyze_offset_expr,
3295 vect_determin_vectorization_factor, vect_analyze_operations,
3296 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3297 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3298 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3299 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3300 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3301 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3302 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3303 vect_analyze_loop): Adjust vect_print_dump_info API.
3304 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3305 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3306 vect_finish_stmt_generation, vectorizable_assignment,
3307 vectorizable_operation, vectorizable_store, vectorizable_load,
3308 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3309 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3310 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3311 vect_transform_loop): Same.
3312 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3313 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3314 Same.
3316 2005-07-05 Randolph Chung <tausq@debian.org>
3318 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3319 * configure: Regenerate.
3320 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3321 (pa_tls_referenced_p): Declare.
3322 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3323 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3324 (legitimize_tls_address): New.
3325 (hppa_legitimize_address): Handle TLS addresses.
3326 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3327 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3328 (emit_move_sequence): Handle TLS addresses.
3329 (pa_encode_section_info): Call default handler to handle common
3330 sections.
3331 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3332 (CONSTANT_ADDRESS_P): Reject TLS operands.
3333 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3334 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3335 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3336 (UNSPEC_TLSLE): Define new constants.
3337 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3338 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3339 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3340 (tie_symbolic_operand, tle_symbolic_operand): New
3342 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3344 * aclocal.m4: Update macros for autoconf 2.59 style.
3345 * configure.ac: Likewise.
3347 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3349 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3350 (function_arg): Pass small aggregates in general registers on 32-bit
3351 targets.
3352 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3354 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3356 * Makefile.in (final.o): Fix dependencies.
3358 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3360 PR c/22013
3361 PR c/22098
3362 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3363 * langhooks.c (lhd_expr_to_decl): New.
3364 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3365 New.
3366 (LANG_HOOKS_INITIALIZER): Update.
3367 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3368 expr_to_decl langhook.
3369 * c-tree.h (c_expr_to_decl): Declare.
3370 * c-typeck.c (c_expr_to_decl): New.
3371 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3372 specially.
3373 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3375 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3377 PR c/22308
3378 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3379 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3381 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3383 * Makefile.in: Adjust dependencies.
3384 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3385 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3386 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3387 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3388 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3389 rest_of_compilation.
3391 * bb-reorder.c (gate_duplicate_computed_gotos,
3392 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3393 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3394 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3395 pass_partition_blocks): New.
3396 * bt-load.c (gate_handle_branch_target_load_optimize,
3397 rest_of_handle_branch_target_load_optimize,
3398 pass_branch_target_load_optimize): New.
3399 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3400 pass_jump2): New.
3401 * cfglayout.c (pass_insn_locators_initialize): New.
3402 * cfgrtl.c (pass_free_cfg): New.
3403 * combine.c (gate_handle_combine, rest_of_handle_combine,
3404 pass_combine): New.
3405 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3406 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3407 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3408 * except.c (pass_set_nothrow_function_flags,
3409 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3410 pass_rtl_eh): New.
3411 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3412 rest_of_handle_shorten_branches, pass_shorten_branches,
3413 rest_of_clean_state, pass_clean_state): New.
3414 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3415 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3416 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3417 pass_flow2): New.
3418 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3419 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3420 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3421 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3422 pass_gcse): New.
3423 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3424 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3425 pass_rtl_ifcvt, gate_handle_if_after_combine,
3426 rest_of_handle_if_after_combine, pass_if_after_combine,
3427 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3428 pass_if_after_reload): New.
3429 * integrate.c (pass_initial_value_sets): New.
3430 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3431 pass_purge_lineno_notes): New.
3432 * mode-switching.c (rest_of_handle_mode_switching,
3433 pass_mode_switching): New.
3434 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3435 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3436 pass_loop2): New.
3437 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3438 pass_loop_optimize): New.
3439 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3440 pass_sms): New.
3441 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3442 pass_gcse2): New.
3443 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3444 pass_postreload_cse): New.
3445 * profile.c (gate_handle_profiling, pass_profiling,
3446 rest_of_handle_branch_prob, pass_branch_prob): New.
3447 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3448 pass_split_before_regstack, gate_handle_split_before_regstack,
3449 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3450 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3451 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3452 pass_stack_regs): New.
3453 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3454 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3455 pass_stack_adjustments): New.
3456 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3457 pass_regrename): New.
3458 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3459 pass_delay_slots, gate_handle_machine_reorg,
3460 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3461 * rtl.h (extern void purge_line_number_notes): New.
3462 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3463 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3464 pass_sched2): New.
3465 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3466 pass_tracer): New.
3467 * value-prof.c (gate_handle_value_profile_transformations,
3468 rest_of_handle_value_profile_transformations,
3469 pass_value_profile_transformations): New.
3470 * var-tracking.c (gate_handle_var_tracking,
3471 pass_variable_tracking): New.
3472 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3474 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3475 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3476 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3477 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3478 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3479 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3480 rest_of_handle_gcse2, rest_of_handle_regmove,
3481 rest_of_handle_tracer, rest_of_handle_if_conversion,
3482 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3483 rest_of_handle_web, rest_of_handle_branch_prob,
3484 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3485 rest_of_handle_jump_bypass, rest_of_handle_combine,
3486 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3487 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3488 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3489 rest_of_handle_mode_switching, rest_of_handle_jump,
3490 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3491 rest_of_handle_flow2, rest_of_handle_jump2,
3492 rest_of_handle_peephole2, rest_of_handle_postreload,
3493 rest_of_handle_shorten_branches, rest_of_clean_state,
3494 rest_of_compilation): Remove.
3496 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3497 * passes.c (dump_flags, in_gimple_form, all_passes,
3498 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3499 register_dump_files, next_pass_1, last_verified, execute_todo,
3500 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3501 from tree-optimize.c.
3502 (init_optimization_passes): Moved from tree-optimize.c,
3503 adding the RTL optimizations.
3504 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3505 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3506 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3507 register_dump_files, next_pass_1, last_verified, execute_todo,
3508 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3509 init_tree_optimization_passes, ipa_passes): Delete.
3510 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3511 the RTL dumps.
3512 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3513 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3514 from tree.h.
3515 (ipa_passes): Remove.
3516 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3517 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3518 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3519 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3520 (dump_info_p, dump_flag): Moved to tree-dump.h.
3522 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3523 cgraph.c, opts.c.
3524 * passes.c (finish_optimization_passes): Use dump_begin
3525 and dump_end, TDI_end.
3526 (gate_rest_of_compilation): New.
3527 (pass_rest_of_compilation): Use it.
3528 (gate_postreload, pass_postreload): New.
3529 * toplev.c (general_init): Rename init_tree_optimization_passes.
3530 * toplev.h (init_tree_optimization_passes): Rename to
3531 init_optimizations_passes.
3532 * tree-dump.c (dump_flag): Make static.
3533 (dump_files): Remove RTL dumps.
3534 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3535 pass_cleanup_cfg, pass_free_cfg_annotations,
3536 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3537 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3538 * tree-pretty-print.c: Include tree-pass.h.
3539 * cgraph.c: Include tree-dump.h.
3541 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3543 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3544 Only fall back to saying it points to readonly memory if
3545 we can't do better.
3547 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3549 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3550 * config/m32r/m32r.c (m32r_compute_frame_size,
3551 m32r_expand_prologue): Take current_function_profile into
3552 account whenever we reference
3553 current_function_uses_pic_offset_table.
3554 (m32r_finalize_pic): Remove.
3555 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3557 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3559 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3560 instead of $<. Don't remove ./as if it already exists.
3562 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3564 PR target/21723
3565 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3566 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3567 for complex modes when generating code for PA 1.0.
3568 (VALID_FP_MODE_P): New macro.
3569 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3570 sets for all general and floating point modes. Align wide floating
3571 point modes to even register boundaries to comply with architectural
3572 requirements.
3573 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3574 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3575 (VALID_FP_MODE_P): New macro.
3576 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3577 sets for all general and floating point modes. Align wide floating
3578 point modes to even register boundaries to comply with architectural
3579 requirements.
3581 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3583 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3584 to 0.
3586 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3588 * tree-ssa-structalias.c: Don't include expr.h.
3590 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3592 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3593 comments.
3595 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3597 Fix PR tree-optimization/22279
3599 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3600 correct operator.
3602 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3604 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3606 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3608 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3609 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3610 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3611 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3612 config/stormy16/stormy16.c, config/v850/v850.c,
3613 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3614 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3615 Avoid "." or "\n" at end of diagnostics and capital letters at
3616 start of diagnostics.
3617 * combine.c, cse.c: Don't translate dump file output.
3618 * toplev.c (print_version): Only translate output if going to
3619 stderr.
3621 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3623 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3624 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3625 typos.
3627 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3629 * pa.c (fix_range): Fix typo in comment.
3631 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3633 * tree-vrp.c (extract_range_from_assert): Replace
3634 fold (build (...)) with fold_build2.
3636 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3638 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3639 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3640 (format_types_orig, handle_format_attribute): Add support for
3641 format "gcc_gfc".
3643 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3645 * varasm.c (assemble_variable): Fix format specifier thinko.
3647 2005-07-03 Ira Rosen <irar@il.ibm.com>
3649 PR tree-optimization/22029 (and 22135)
3650 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3651 a phi node before calling dump_vops.
3653 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3655 * tree-dump.h (dump_string_field): Declare.
3656 * tree-dump.c: Use it instead of dump_string.
3657 (dump_string_field): Make non-static.
3659 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3661 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3662 up the minimal CFG stuff always when optimize > 0. Call
3663 split_all_insns_noflow in PIC case if needed.
3665 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3666 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3668 PR c++/18279
3669 * c-decl.c (c_write_global_declarations): Dump contents of
3670 external scope to.
3671 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3672 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3673 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3674 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3675 is enabled.
3677 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3679 * c-common.h (GCC_DIAG_STYLE): Define.
3680 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3681 version for format checking to 4.1.
3682 * c-format.c: Include toplev.h after c-common.h.
3683 (enum format_type): Add gcc_tdiag_format_type.
3684 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3685 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3686 (format_types_orig): Add gcc_tdiag.
3687 (init_dynamic_diag_info): Support gcc_tdiag formats.
3688 (handle_format_attribute): Likewise.
3689 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3690 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3691 version for format checking to 4.1.
3692 (warning0, warning, error, pedwarn, sorry): Use
3693 ATTRIBUTE_GCC_DIAG.
3694 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3695 (finish_aliases_1): Do not use %qE.
3696 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3697 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3698 Correct format bugs.
3699 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3700 parameter to unsigned HOST_WIDE_INT.
3701 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3703 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3705 PR middle-end/21742
3706 * expr.c (write_complex_part): Use adjust_address for MEM.
3707 (read_complex_part): Same.
3709 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3711 Fix PR tree-optimization/22280
3713 * tree-sra.c (generate_element_init): Remove useless loop.
3715 2005-07-02 Richard Henderson <rth@redhat.com>
3717 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3718 TLS_MODEL_NONE.
3719 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3721 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3723 PR middle-end/14490
3724 * fold-const.c (fold_binary): Handle the return value of
3725 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3726 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3728 2005-07-02 Jeff Law <law@redhat.com>
3730 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3731 a eliminate type conversion which feeds an equality comparison
3732 if the original type or either operand in the comparison is a
3733 function pointer.
3735 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3737 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3738 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3739 texts.
3740 * config/avr/avr.c: Do not use '`' as left quote.
3741 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3742 Remove "." from end of diagnostics. Make diagnostics start with
3743 lowercase letter.
3745 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3746 Joseph S. Myers <joseph@codesourcery.com>
3748 * toplev.c (default_tree_printer): Handle setting location with
3749 '+' flag.
3750 * c-objc.common.c (c_tree_printer): Likewise.
3751 * c-format.c (gcc_diag_flag_specs): Add '+'.
3752 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3753 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3754 formats.
3755 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3756 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3757 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3758 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3759 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3760 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3761 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3762 format arguments where %J is used without %D.
3764 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3766 * gcc.c (LINK_SSP_SPEC): Define.
3767 (link_ssp_spec): New variable.
3768 (LINK_COMMAND_SPEC): Add %(link_ssp).
3769 (static_specs): Add link_ssp_spec.
3770 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3771 * configure: Rebuilt.
3772 * config.in: Rebuilt.
3774 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3775 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3776 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3777 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3778 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3779 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3780 -0x7008(2) instead of reading __stack_chk_guard variable.
3781 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3782 number.
3783 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3784 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3785 if TARGET_THREAD_SSP_OFFSET is defined.
3786 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3787 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3789 Revert:
3790 2005-06-27 Richard Henderson <rth@redhat.com>
3791 * libgcc-std.ver (GCC_4.1.0): New.
3792 * libgcc.h (__stack_chk_guard): Declare.
3793 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3794 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3795 * mklibgcc.in (lib2funcs): Add them.
3797 2005-07-01 Richard Henderson <rth@redhat.com>
3799 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3800 void * before struct sigcontext *.
3801 (x86_fallback_frame_state): Likewise.
3803 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3805 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3807 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3809 PR tree-opt/22269
3810 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3811 we check for SSA_NAME for.
3813 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3815 Fix PR tree-optimization/22071
3817 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3818 function.
3819 (get_constraint_for_component_ref): Use it.
3821 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3823 PR other/22264
3824 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3825 print out the last new line.
3827 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3829 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3830 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3831 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3832 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3833 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3834 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3835 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3836 (enum reg_class): New member CC0_REGS.
3837 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3838 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3839 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3840 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3841 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3842 Adjust for register now described.
3844 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3846 PR target/22262
3847 * config/i386/i386.md (stack_protect_test_si,
3848 stack_protect_test_di): Add earlyclobber for scratch 3.
3849 * config/rs6000/rs6000.md (stack_protect_testsi,
3850 stack_protect_testdi): Add earlyclobber for scratch 3,
3851 remove earlyclobber from scratch 4.
3853 Older entries for 2005 can be found in ChangeLog-2005.