1 2005-08-06 Peter O'Gorman <peter@pogma.com>
4 * gcc.c (process_command): Check the argument to -b has a dash.
5 * doc/invoke.texi: Update -b and -V docs.
7 2005-08-06 James E Wilson <wilson@specifix.com>
9 * config/mips/cross64.h, config/mips/t-cross64: Delete.
11 2005-08-06 Michael Matz <matz@suse.de>
13 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
14 member only if only one insn is associated with the value.
16 2005-08-06 Nick Clifton <nickc@redhat.com>
18 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
20 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
21 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
22 Check symbol flags instead of symbol name mangling.
23 (xstormy16_asm_output_aligned_common): Likewise. Also
24 simplify code since the bss100_section cass is the only case
25 where the below100 code will be triggered.
26 (xstormy16_encode_section_info): Encode below100 attribute
27 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
29 (xstormy16_strip_name_encoding): Delete - this function is no
31 (TARGET_STRIP_NAME_ENCODING): Undefine.
32 * config/stormy16/stormy16-protos.h: Delete prototype for
33 xstormy16_strip_name_encoding.
35 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
37 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
38 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
39 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
40 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
41 config/alpha/predicates.md, config/arc/arc.h,
42 config/arm/arm.h, config/arm/ieee754-df.S,
43 config/arm/ieee754-sf.S, config/bfin/bfin.c,
44 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
45 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
46 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
47 config/m68hc11/m68hc11.h, config/mips/mips.c,
48 config/mips/mips.h, config/mips/openbsd.h,
49 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
50 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
51 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
52 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
53 config/sparc/linux.h, config/sparc/linux64.h,
54 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
55 doc/extend.texi, doc/gcov.texi, doc/install.texi,
56 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
57 typos. Follow spelling conventions.
59 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
62 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
63 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
64 specially. Check for side effects only for COND_EXPR.
65 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
66 return with TREE_NO_WARNING.
68 2005-08-06 Richard Sandiford <richard@codesourcery.com>
70 PR rtl-optimization/23233
71 * loop.c (combine_movables): Require the modes to be the same.
72 (move_movables): Remove handling of cases where the replacement
73 had a different mode to the original.
75 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
77 PR tree-optimization/23128
78 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
79 subtraction wrap, and set TREE_OVERFLOW if they do.
81 2005-08-05 Richard Henderson <rth@redhat.com>
84 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
87 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
90 * reload.c (find_reloads_subreg_address): Pass down TYPE
91 unchanged. Change all callers except find_reloads_toplev.
93 2005-08-05 Michael Matz <matz@suse.de>
95 * genattrtab.c (current_alternative_string): Remove.
96 (SIMPLIFY_ALTERNATIVE): Ditto.
97 (attr_alt_bit_p): Ditto.
98 (alternative_name): Make const char *.
99 (evaluate_eq_attr): Remove use of above things.
100 (simplify_test_exp): Ditto.
101 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
102 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
104 2005-08-04 James E Wilson <wilson@specifix.com>
106 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
107 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
108 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
109 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
110 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
112 2005-08-04 Richard Henderson <rth@redhat.com>
115 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
116 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
117 * tree-sra.c (decide_block_copy): Use it. Disable element copy
118 if we'd have to instantiate too many members.
120 2005-08-04 Richard Henderson <rth@redhat.com>
123 * tree-outof-ssa.c (coalesce_asm_operands): New.
124 (coalesce_ssa_name): Use it. Split out ...
125 (coalesce_phi_operands, coalesce_result_decls): ... these.
127 2005-08-04 Paul Brook <paul@codesourcery.com>
129 * read-rtl.c (read_quoted_string): Break if EOF.
131 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
133 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
134 (fold_build2): Likewise.
135 (fold_build3): Likewise.
136 (fold_build1_stat): New function prototype.
137 (fold_build2_stat): Likewise.
138 (fold_build3_stat): Likewise.
139 * fold-const.c (fold_build1): Rename to ..
140 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
141 through to build1_stat.
142 (fold_build2): Rename to ..
143 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
144 through to build2_stat.
145 (fold_build3): Rename to ..
146 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
147 through to build3_stat.
149 2005-08-04 David Edelsohn <edelsohn@gnu.org>
150 Ian Lance Taylor <ian@airs.com>
152 * function.c (assign_stack_local_1): Do not correct stack slot
153 address if allocation size is smaller than mode size.
155 2005-08-04 Diego Novillo <dnovillo@redhat.com>
158 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
159 (tree_merge_blocks): Propagate anything allowed by
161 Clarify documentation.
162 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
163 SSA form, schedule an update if necessary.
165 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
167 * doc/install.texi (Binaries): Remove broken link to
168 Sinix/Reliant Unix binaries.
170 2005-08-03 Richard Henderson <rth@redhat.com>
173 * function.c (stack_protect_epilogue): Export.
174 * tree.h (stack_protect_epilogue): Declare.
175 * calls.c (expand_call): Call it.
177 2005-08-03 Eric Christopher <echristo@apple.com>
179 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
180 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
183 2005-08-04 Jan Hubicka <jh@suse.cz>
185 * profile.c (branch_prob): Split edges with goto locus on them
186 to get proper line counts.
187 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
189 2005-08-03 Paul Brook <paul@codesourcery.com>
191 * function.c (assign_parms): Round current_function_args_size
192 to PARM_BOUNDARY, not STACK_BOUNDARY.
194 2005-08-03 Geoffrey Keating <geoffk@apple.com>
196 * config/i386/i386.c (x86_elf_aligned_common)
197 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
199 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
201 PR tree-optimization/23157
202 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
203 before emitting them.
205 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
207 PR tree-optimization/19899
208 * Makefile.in (tree-scalar-evolution.o): Add real.h.
209 * tree-scalar-evolution.c: Include real.h.
210 (add_to_evolution): Build constant -1 of correct type.
212 2005-08-03 Jan Hubicka <jh@suse.cz>
214 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
215 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
216 profile updating for complette unrolling.
217 * loop-unroll.c (peel_loop_completely): Use it.
218 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
219 (tree_unroll_loops_completely): Disable code growing unrolling of cold
222 2005-08-03 Paul Brook <paul@codesourcery.com>
224 * combine.c (can_change_dest_mode): New function.
225 (try_combine, simplify_set): Use it.
227 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
229 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
232 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
234 * doc/install.texi (Specific): Adjust link to openavr.org.
235 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
236 (Binaries): Adjust HP-UX Porting Center link.
237 (Binaries): Adjust Free Software Foundation ordering link.
239 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
241 * convert.c (convert_to_integer): Use fold_build1 instead of
242 build1 when converting an integer to an integer.
244 2005-08-02 Richard Henderson <rth@redhat.com>
246 * combine.c (combine_instructions): Don't use reg_equal/equiv
247 results if the mode doesn't match.
249 2005-08-02 Mark Mitchell <mark@codesourcery.com>
251 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
252 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
254 2005-08-02 Richard Henderson <rth@redhat.com>
257 * explow.c (memory_address): Remove special-case for
258 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
260 2005-08-02 Diego Novillo <dnovillo@redhat.com>
263 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
264 number of calls to cleanup_tree_cfg_1.
266 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
268 * doc/invoke.texi: document file extensions .F90 and .F95
270 2005-08-02 Richard Guenther <rguenther@suse.de>
272 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
273 positive if its first argument is positive.
275 2005-08-02 Richard Guenther <rguenther@suse.de>
277 PR tree-optimization/23177
278 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
281 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
283 PR tree-optimization/23129
284 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
285 varying for divisions with anti-ranges.
287 2005-08-02 Jan Hubicka <jh@suse.cz>
289 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
290 * tree-ssa-threadupdate.c (thread_block): Add it here.
292 2005-08-01 James E Wilson <wilson@specifix.com>
294 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
295 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
296 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
298 * config/mips/predicates.md (const_call_insn_operand): Add check for
299 SYMBOL_REF_LONG_CALL_P.
300 * doc/extend.texi (long_call): Document the new attribute.
302 2005-08-01 Ian Lance Taylor <ian@airs.com>
303 Richard Henderson <rth@redhat.com>
305 * Makefile.in (RTL_BASE_H): Add real.h.
306 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
308 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
310 * rtl.c (rtl_check_failed_code_mode): New.
311 * rtl.h (struct rtx_def): Add u.rv.
312 (XCMWINT, XCNMPRV): New.
313 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
314 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
316 2005-08-01 Richard Henderson <rth@redhat.com>
318 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
321 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
323 2005-08-01 Jan Hubicka <jh@suse.cz>
325 * i386-protos.h (asm_preferred_eh_data_format): Declare.
326 * i386.c: Include dwarf2.h
327 (asm_preferred_eh_data_format): New.
328 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
330 2005-08-01 Ian Lance Taylor <ian@airs.com>
332 * config/host-linux.c (linux_gt_pch_get_address): Add new name
333 randomize_va_space for virtual address randomization control.
335 2005-08-01 Steven Bosscher <stevenb@suse.de>
337 * common.opt (flag_ipa_cp): Put in right place to maintain
340 2005-08-01 Jan Hubicka <jh@suse.cz>
342 * profile.c (compute_value_histograms): Fix thinko.
343 * value-prof.c: Include toplev.h
344 (check_counter): New function.
345 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
346 tree_mod_subtract_transform): Add sanity check.
348 2005-08-01 Richard Guenther <rguenther@suse.de>
350 PR tree-optimization/23133
351 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
352 current functions parameter decls to find defs to cse
355 2005-08-01 Richard Guenther <rguenther@suse.de>
357 PR tree-optimization/23109
358 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
359 If trapping math is in effect, use post-dominator information
360 to check if we'd in any case reach a trapping point before
361 doing the reciprocal insertion.
362 (execute_cse_reciprocals): Compute post-dominators, if necessary.
363 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
364 expressions are invariant only if trapping math is not in effect.
366 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
368 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
369 cgraph_function_versioning): New declarations.
370 * cgraphunit.c: Add include to ipa-prop.h.
371 (update_call_expr, cgraph_copy_node_for_versioning,
372 cgraph_function_versioning): New functions.
373 * integrate.c (copy_decl_for_inlining): Remove.
374 * ipa-prop.h (ipa_replace_map): New struct.
375 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
376 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
377 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
378 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
379 ipcp_iterate_stage, ipcp_method_scale_print,
380 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
381 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
382 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
383 ipcp_update_bb_counts, ipcp_update_profiling,
384 ipcp_update_edges_counts): New functions.
385 (ipcp_method_cval_init): Remove restriction regarding local methods.
386 (ipcp_init_stage): Add ipcp_method_compute_scale.
387 (ipcp_insert_stage): Add versioning.
388 (ipcp_structures_print): Add ipcp_method_scale_print.
389 (ipcp_driver): Dump profiling info.
390 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
391 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
392 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
393 (struct inline_data): Add versioning_p, ipa_info, new fields.
394 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
395 declare_return_variable): Replace calls to copy_decl_for_inlining with
397 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
399 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
400 Add argument VERSIONING.
401 (copy_arguments_for_versioning, copy_static_chain,
402 function_versionable_p, tree_versionable_function_p,
403 tree_function_versioning, replace_ref_tree): New functions.
404 * tree-inline.h: Include varray.h.
405 (tree_versionable_function_p, tree_function_versioning,
406 tree copy_decl_for_dup): New declarations.
408 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
410 * ipa-cp.c: New file. Contains IPCP specific functionality.
411 * ipa-prop.h: New file. Contains structures/definitions that can be
412 used by several interprocedural data flow optimizations (and also IPCP).
413 * ipa-prop.c: New file.
414 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
415 * common.opt: Add ipa-cp flag.
416 * timevar.def: Add IPCP optimization.
417 * tree-optimize.c (init_tree_optimization_passes): Schedule
419 * tree-pass.h (pass_ipa_cp): Declare.
421 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
423 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
424 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
425 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
426 config/i386/i386.c, config/mips/mips.h,
427 config/rs6000/rs6000.h, config/sh/sh.c,
428 config/stormy16/stormy16.c: Fix comment typos.
430 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
433 * c-typeck.c (build_binary_op): Use common_type wrapper on
435 (common_type): Update comment.
437 2005-07-31 Steven Bosscher <stevenb@suse.de>
440 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
441 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
442 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
444 2005-07-31 Jan Hubicka <jh@suse.cz>
446 * pretty-print.h (pp_widest_integer): New macro.
447 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
450 2005-07-31 Jan Hubicka <jh@suse.cz>
452 * output.h (enum section_category): Export from varasm.c
453 (categorize_decl_for_section): Likewise.
454 * varasm.c (enum section_category): Kill.
455 (categorize_decl_for_section): Make global.
456 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
458 * i386.c (ix86_section_threshold): New static variable.
459 (ix86_in_large_data_p, ix86_encode_section_info,
460 x86_64_elf_unique_section,
461 x86_64_elf_select_section): New functions.
462 (TARGET_ENCODE_SECTION_INFO): Define
463 (override_options): Enable medium model for PIC.
464 (ix86_expand_prologue): Expand gen_set_got_rex64.
465 (legitimate_constant_p): Handle new UNSPECs.
466 (legitimate_pic_address_disp_p): Likewise.
467 (legitimize_pic_address): Lower MEDIUM model addressing.
468 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
469 (enum cmodel): Add MEDIUM_PIC.
470 (SYMBOL_REF_FAR_ADDR_P): New macro.
471 (SYMBOL_FLAG_FAR_ADDR): New flag.
472 * i386.md (movdi): Support medium model.
473 (set_got_rex64): New pattern.
474 * i386.opt (mlarge-data-threshold): New flag.
475 * predicates.md (zext_operand/sext_operand): Deal with medium model.
476 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
477 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
478 TARGET_ASM_UNIQUE_SECTION): New.
480 * invoke.texi (-mlarge_data_threshold): Document
482 2005-07-31 Jan Hubicka <jh@suse.cz>
484 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
485 (coalesce_vars): Likewise.
486 * tree-ssa-live.c (coalesce_cost): New.
487 (build_tree_conflict_graph): Use coalesce_cost.
488 * tree-ssa-live.h (coalesce_cost): Declare.
490 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
492 * arm.md (all peepholes for post-increment operations): Delete.
493 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
494 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
495 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
496 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
497 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
499 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
501 * fold-const.c (tree_expr_nonnegative_p): Always return true for
504 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
507 * doc/invoke.texi: Document -rdynamic.
509 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
512 * c-parser.c (c_parser_parms_list_declarator): Call
513 mark_forward_parm_decls.
514 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
515 decls with visibility structure.
517 2005-07-30 Paul Brook <paul@codesourcery.com>
519 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
521 2005-07-30 Paul Brook <paul@codesourcery.com>
523 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
525 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
527 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
529 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
532 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
533 nested function declarators.
534 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
535 (grokparms): Call warn_if_shadowing for parameters used within the
537 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
538 not used within the parameter list.
539 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
541 2005-07-30 Jan Hubicka <jh@suse.cz>
543 * expr.c (expand_expr_real_1): Do not load mem targets into register.
544 * i386.c (ix86_fixup_binary_operands): Likewise.
545 (ix86_expand_unary_operator): Likewise.
546 (ix86_expand_fp_absneg_operator): Likewise.
547 * optabs.c (expand_vec_cond_expr): Validate dest.
549 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
552 * real.c (real_from_string): Also set last bit if there is a
553 nonzero hex digit beyond GCC's internal precision after ".".
555 2005-07-29 David Edelsohn <edelsohn@gnu.org>
557 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
558 define_constants. Change duplicate values to unassigned numbers.
559 Change UNSPEC_SUBS to UNSPEC_VSUBS.
560 (*altivec_vspltsf): New.
561 (altivec_vperm_v4sf): Delete.
562 (altivec_vperm_<mode>): Use mode macro V.
563 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
564 (altivec_predicate_v4sf): Delete.
565 (altivec_predicate_<mode>): Use mode macro V.
566 (*altivec_lvesfx): New.
567 (*altivec_stvesfx): New.
568 (vec_realign_load_v4sf): Delete.
569 (vec_realign_load_<mode>): Use mode macro V.
570 * config/rs6000/rs6000.c (generate_set_vrsave): Use
573 2005-07-29 Mark Mitchell <mark@codesourcery.com>
576 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
578 * configure: Regenerated.
580 2005-07-29 Paul Brook <paul@codesourcery.com>
582 * doc/install.texi: Add link to GFortran binaries wiki page.
584 2005-07-29 David Ung <davidu@mips.com>
586 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
587 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
588 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
589 * config/mips/mips.md (cpu): Add 5kf name.
590 (includes): Includes 5k.md.
591 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
592 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
595 2005-07-29 Diego Novillo <dnovillo@redhat.com>
598 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
599 (cleanup_tree_cfg): ... here.
600 Call cleanup_tree_cfg_1 until there are no more cleanups to
603 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
605 * tree-vrp.c (compare_range_with_value): Return true or false
606 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
607 EQ_EXPR respectively.
609 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
611 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
614 2005-07-29 Diego Novillo <dnovillo@redhat.com>
616 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
617 (tree_ssa_dominator_optimize): Increment it.
618 (dump_dominator_optimization_stats): Print it.
620 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
621 Steven Bosscher <stevenb@suse.de>
623 PR rtl-optimization/23117
624 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
625 when head == tail. Tidy comment.
627 2005-07-28 Richard Henderson <rth@redhat.com>
629 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
630 * cselib.c (rtx_equal_for_cselib_p): Likewise.
631 * jump.c (rtx_renumbered_equal_p): Likewise.
632 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
633 CONST_INT and CONST_DOUBLE.
634 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
635 * reload.c (operands_match_p): Special case CONST_INT and
636 CONST_DOUBLE; check mode earlier.
638 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
641 * c-typeck.c (convert_for_assignment): Do not check
642 DECL_IN_SYSTEM_HEADER on NULL fundecl.
644 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
647 * c-typeck.c (composite_type): Prefer constant size arrays to
650 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
653 * real.c (real_from_string): Set last bit if there is a nonzero
654 hex digit beyond GCC's internal precision.
656 2005-07-28 Richard Henderson <rth@redhat.com>
659 * cfgcleanup.c (try_forward_edges): Watch out for end of
662 2005-07-28 James E Wilson <wilson@specifixinc.com>
665 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
667 2005-07-28 Jan Hubicka <jh@suse.cz>
669 * Makefile.in (rtl-profile.o): Kill all traces of it.
670 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
671 * coverage.h (rtl_coverage_counter_ref): Kill.
672 * opts.c (flag_speculative_prefetching_set): Kill.
673 (flag_loop_optimize_set): New.
674 (common_handle_option): Disable loop optimizer when profiling;
675 do not handle speculative prefetching.
676 * passes.c (init_optimization_passes): Replace pass_profiling combo
678 * profile.c (compute_value_histograms): Update for simplified value
680 (rtl_register_profile_hooks): Kill.
681 (pass_profiling): Kill.
682 (rest_of_handle_branch_prob): Do not profile.
683 * toplev.c (process_options): Remove speculative prefetching.
684 * toplev.h (flag_tree_based_profiling): Kill.
685 * tree-profile.c (prepare_instrumented_value,
686 tree_gen_interval_profiler, tree_gen_pow2_profiler,
687 tree_gen_one_value_profiler, do_tree_profiling): Update for
688 simplified datastructures.
689 * value-prof.c: Add comment that speculative prefetching was dropped;
690 update rest of file for simplified datastructures.
691 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
692 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
693 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
694 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
695 rtl_mod_subtract, gen_speculative_prefetch,
696 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
697 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
698 (gate_handle_value_profile_transformations,
699 rest_of_handle_value_profile_transformations,
700 pass_value_profile_transformations): Kill.
701 * value-prof.h (histogram_value_t): Remove IL based unions.
702 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
703 rtl_profile_hooks): Remove hooks.
705 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
707 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
708 (cgraph_clone_node): Likewise.
709 * cgraph.h (cgraph_clone_edge): Update prototype.
710 (cgraph_clone_node): Likewise.
711 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
713 (lookup_recursive_calls): Consider profile.
714 (cgraph_decide_recursive_inlining): Fix updating; use new
715 probability argument; use profile.
716 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
717 * tree-inline.c (copy_bb): Update clal of clone_edge.
718 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
720 * invoke.texi (min-inline-recursive-probability): Document.
722 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
724 * doc/install.texi (Configuration): Update Valgrind homepage.
726 2005-07-28 Richard Henderson <rth@redhat.com>
729 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
730 labels we want to delete.
731 (cfg_layout_merge_blocks): Likewise.
733 2005-07-28 Richard Henderson <rth@redhat.com>
736 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
737 when expanding to nothing.
739 2005-07-28 Josh Conner <jconner@apple.com>
741 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
742 (cgraph_decide_inlining_of_small_functions): Likewise.
744 2005-07-28 Josh Conner <jconner@apple.com>
746 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
747 direction of badness if negative.
748 (cgraph_default_inline_p): Add reason to parameters, and assign it
750 (cgraph_decide_inlining_of_small_functions): New parameter in call
751 to cgraph_default_inline_p.
752 (cgraph_decide_inlining_incrementally): Likewise.
753 * cgraphunit.c (decide_is_function_needed): Likewise.
754 * cgraph.h (cgraph_default_inline_p): Likewise.
756 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
758 * builtins.c: Fix comment typo(s).
759 * genautomata.c: Likewise.
760 * gimplify.c: Likewise.
761 * tree-dfa.c: Likewise.
762 * tree-flow-inline.h: Likewise.
763 * tree-into-ssa.c: Likewise.
764 * tree-ssa-alias.c: Likewise.
765 * tree-ssa-ccp.c: Likewise.
766 * tree-ssa-copy.c: Likewise.
767 * tree-ssa-dce.c: Likewise.
768 * tree-ssa-dom.c: Likewise.
769 * tree-ssa-operands.c: Likewise.
770 * tree-tailcall.c: Likewise.
771 * tree-vectorizer.c: Likewise.
772 * tree-vrp.c: Likewise.
775 2005-07-28 Jeff Law <law@redhat.com>
777 * tree-vrp.c (test_for_singularity): Extracted from ...
778 (simplify_cond_using_ranges): Attempt to simplify a relational
779 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
781 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
783 PR tree-optimization/22506
784 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
785 phis whose argument is constant.
787 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
789 PR rtl-optimization/18992
791 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
792 PR optimization/12142
793 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
794 uses of the register in the SET_SRC. Remove unnecessary argument.
796 Replace it with this:
797 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
798 if flag_non_call_exceptions is set and the insn may trap, pass
799 pc_rtx as dest for recursion.
800 In SET_SRC part of SET case, if dest is already set, pass it down
803 2005-07-28 Jan Hubicka <jh@suse.cz>
805 * cfg.c (update_bb_profile_for_threading): Use RDIV.
806 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
807 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
809 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
810 profile when available.
812 2005-07-28 Jan Beulich <jbeulich@novell.com>
814 * config/ia64/ia64.c (ia64_load_pair_ok): New.
815 (ia64_print_operand): Describe and handle 'X'.
816 (ia64_register_move_cost): Also handle FP_REGS.
817 (ia64_preferred_reload_class): Likewise.
818 (ia64_secondary_reload_class): Likewise.
819 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
820 it. Also check for ITANIUM_CLASS_FLDP.
821 * config/ia64/ia64.h (FP_REGNO_P): New.
822 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
823 (reg_class): Add FP_REGS.
824 (REG_CLASS_NAMES): Adjust for it.
825 (REG_CLASS_CONTENTS): Likewise.
826 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
827 (REG_CLASS_FROM_LETTER): Handle 'x'.
828 (CLASS_MAX_NREGS): Handle FP_REGS.
829 (MEMORY_MOVE_COST): Likewise.
830 * config/ia64/ia64.md (itanium_class): Add fldp.
832 (movti_internal): More allowable operand combinations. Use ldfp8 when
833 splitting unnecessary. Remove predicable attribute. Adjust
834 itanium_class attribute.
835 (smuldi3_highpart): Remove outdated comment.
836 (mulditi3, umulditi3, rotlti3): New expanders.
837 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
838 (absti2): Disabled new insn for future reference.
839 Respective new splitters.
840 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
841 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
842 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
844 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
846 PR rtl-optimization/23047
847 * simplify-rtx.c (simplify_const_relational_operation): Respect
848 flag_wrapv for comparisons with ABS.
850 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
852 PR tree-optimization/22493
853 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
854 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
856 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
858 * config/frv/frv.opt (moptimize-membar): New.
860 * doc/invoke.texi: Document -moptimize-membar and its inverse.
862 * config/frv/frv.h: Remove machine_function definition.
864 * config/frv/frv.c (struct frv_io): New.
865 (struct machine_function): Moved from frv.h. Add has_membar_p.
866 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
867 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
868 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
869 (frv_optimize_membar_global, frv_optimize_membar): New functions.
870 (frv_reorg): Call frv_optimize_membar when appropriate.
871 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
872 (frv_expand_builtin): Adjust calls accordingly.
873 (frv_io_address_cookie): New function.
874 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
875 load or store rather than a special insn. Add ccnstant address and
876 io-type operands to the membar.
877 (frv_ifcvt_modify_tests): Unsign regno.
878 (frv_ifcvt_modify_tests): Same.
880 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
881 UNSPEC_OPTIONAL_MEMBAR constant.
882 (builtin_read_<mode>): Delete.
883 (builtin_write_<mode>): Delete.
884 ("optional_membar_<mode>"): Add operand.
886 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
887 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
888 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
889 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
890 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
891 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
892 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
893 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
894 * testsuite/gcc.target/frv/all-read-write-1.c: New.
896 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
898 * df.c (df_uses_record): Handle SCRATCH.
900 2005-07-28 Steven Bosscher <stevenb@suse.de>
903 * passes.c (rest_of_decl_compilation): If decl is a type and
904 we have encountered errors, don't emit debug information.
906 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
908 * params.def: Fixed comment.
910 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
913 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
914 (TARGET_ASM_UNALIGNED_HI_OP): Add.
915 (TARGET_ASM_UNALIGNED_SI_OP): Add.
917 2005-07-27 Steven Bosscher <stevenb@suse.de>
920 * varasm.c (assemble_start_function): Don't do anything that may
921 require a CFG if the current function is a thunk.
923 2005-07-25 Geoffrey Keating <geoffk@apple.com>
925 * doc/install.texi (Prerequisites): Mention that perl is needed
926 to do export control in libstdc++ targetting Darwin.
928 2005-07-27 Steven Bosscher <stevenb@suse.de>
930 PR rtl-optimization/17808
931 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
932 (sched_insns_conditions_mutex_p): Split out from...
933 (add_dependence): ...here. But don't call it from here.
934 (add_dependence_list): Check sched_insns_conditions_mutex_p
935 before calling add_dependence.
936 (add_dependence_list_and_free): Likewise.
937 (fixup_sched_groups): Likewise.
938 (sched_analyze_1): Likewise.
939 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
940 (sched_analyze): Likewise.
941 (sched_analyze_insn): Likewise.
942 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
943 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
944 dependencies on all COND_EXEC insns to jumps ending basic blocks
945 when doing intrablock scheduling.
946 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
948 2005-07-27 Jeff Law <law@redhat.com>
950 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
951 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
952 equivalency sets, correctly handle the case were vr0 has an
953 equivalency set, but vr1 does not.
955 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
957 PR tree-optimization/23073
958 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
959 vect_print_dump_info before fprintf.
961 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
963 PR tree-optimize/22348
964 * tree-ssa-loop-niter.c (number_of_iterations_cond):
965 Fold the partial computation.
967 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
969 PR tree-optimization/22325
970 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
972 * tree-scalar-evolution.c (scev_const_prop): Add generic final
974 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
975 (force_var_cost): ... this function.
976 (compute_phi_arg_on_exit): Export.
978 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
980 PR tree-optimization/20773
981 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
984 2005-07-27 Richard Guenther <rguenther@suse.de>
986 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
987 Avoid pushing again if current struct contains only
988 fields we decomposed.
990 2005-07-27 Jan Hubicka <jh@suse.cz>
992 PR tree-optimization/22574
993 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
996 * tree-tailcall.c (decrease_profile): New function.
997 (eliminate_tail_call): Use it.
999 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1000 visibility flags correctly in whole program mode.
1002 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1004 PR rtl-optimization/22472
1005 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1007 2005-07-26 Steven Bosscher <stevenb@suse.de>
1009 PR tree-optimization/22504
1010 * tree-complex.c (expand_complex_addition): Use 'code' instead
1011 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1013 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1015 * config.gcc (cpu_type): Add frv case.
1016 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1017 (supported_defaults): Add fr550 case.
1019 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1022 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1023 whether a pointer of type T * may point to objects of type T *.
1025 2005-07-26 DJ Delorie <dj@redhat.com>
1027 * configure: Regenerate.
1029 2005-07-26 Dale Johannesen <dalej@apple.com>
1031 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1033 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1035 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1036 Clarify use of "build" in name.
1038 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1040 * doc/extend.texi (Raw read/write Functions): New section.
1041 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1042 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1043 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1044 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1045 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1046 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1047 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1048 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1049 * config/frv/frv.c: Add bdesc_loads global.
1050 Add bdesc_stores global.
1051 (frv_init_builtins): Add support for __builtin_{read/write}*.
1052 (frv_volatile_memref): New.
1053 (frv_expand_load_builtin): New.
1054 (frv_expand_store_builtin): New.
1055 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1056 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1057 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1058 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1059 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1060 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1061 (builtin_read_<mode>): New.
1062 (builtin_write_<mode>): New.
1063 (builtin_write64): New.
1064 (optional_membar_<mode>): New.
1066 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1068 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1069 (rather than units) against HOST_BITS_PER_WIDE_INT.
1071 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1073 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1074 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1075 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1076 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1079 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1080 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1081 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1083 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1085 2005-07-26 Richard Guenther <rguenther@suse.de>
1087 PR tree-optimization/22486
1088 * fold-const.c (fold_unary): Fold away useless component
1089 references of the form (T *)&T.x, if the address
1092 2005-07-25 James E Wilson <wilson@specifixinc.com>
1094 * dwarf2out.c (add_call_src_coords_attributes): New.
1095 (gen_inlined_subroutine_die): Call it.
1096 (maybe_emit_file, init_file_table): Add comments.
1097 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1099 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1100 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1101 * tree.h (BLOCK_SOURCE_LOCATION): New.
1102 (struct tree_block): New field locus.
1104 2005-07-26 Andreas Schwab <schwab@suse.de>
1106 PR rtl-optimization/23043
1107 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1108 when allocating a struct unoccr.
1110 2005-07-25 Richard Henderson <rth@redhat.com>
1113 * tree-complex.c (gate_no_optimization): True if errors.
1114 * Makefile.in (tree-complex.o): Update dependencies.
1116 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1118 * config/frv/predicates.md (integer_register_operand): Use
1121 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1124 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1126 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1128 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1130 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1131 types when flag_unsafe_math_optimizations is true.
1133 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1135 * gcc.c (option_map): Add --sysroot.
1136 (process_command): Handle --sysroot.
1137 (display_help): Document it.
1138 * doc/cppopts.tex (-isysroot): Document.
1139 * doc/invoke.texi (--sysroot): Document.
1140 * doc/install.texi (--with-build-sysroot): Document.
1142 * Makefile.in (inhibit_libc): New variable.
1143 (INHIBIT_LIBC_CFLAGS): Likewise.
1144 (LIBGCC2_CFLAGS): Include
1145 $(INHIBIT_LIBC_CFLAGS).
1146 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1147 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1148 ($(T)crtend.o): Likewise.
1149 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1150 ($(T)crtendS.o): Likewise.
1151 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1152 ($(T)crtendT.o): Likewise.
1153 (stmp-fixinc): Do not complain about missing headers if
1155 * configure.ac (inhibit_libc): Set it to true/false.
1156 (--with-build-sysroot): New option. Use it to set
1158 * configure: Regenerated.
1160 2005-07-25 Manfred Hollstein <mh@suse.com>
1162 * calls.c (store_one_arg): Fix unsigned comparison warning.
1164 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1167 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1168 (ggc_print_statistics): Initialize variable before use.
1170 2005-07-25 Richard Guenther <rguenther@suse.de>
1172 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1173 calling with a PHI_NODE argument.
1175 * tree-flow-inline.h (overlap_subvar): Protect against
1178 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1180 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1181 * configure: Regenerate.
1183 2005-07-25 Ira Rosen <irar@il.ibm.com>
1185 * expr.c (highest_pow2_factor): Make extern.
1186 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1187 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1188 record_array_differ_p, array_ptr_differ_p): Likewise.
1189 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1190 additional cases. Call the above functions.
1191 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1192 base_object_differ_p when there are two base objects. Otherwise, compare
1193 base address and offset. Call may_alias_p.
1194 (dump_data_reference): Use a correct field name.
1195 (analyze_array): Make static. Initialize new data-ref fields.
1196 (analyze_indirect_ref): New function.
1197 (init_data_ref): Initialize new data-ref fields.
1198 (strip_conversion): Moved from tree-vect-analyze.c.
1199 (analyze_offset_expr, get_ptr_offset, address_analysis,
1200 object_analysis): Likewise.
1201 (analyze_offset): New function.
1202 (create_data_ref): Likewise.
1203 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1204 dimensions for ARRAY_REFs only.
1205 (build_classic_dist_vector): Make static.
1206 (access_functions_are_affine_or_constant_p): Call macro to get the
1207 address of access functions.
1208 (compute_all_dependences): Add new parameter
1209 compute_self_and_read_read_dependences. Compute self and read-read
1210 dependences if it is true.
1211 (find_data_references_in_loop): Call create_data_ref. Initialize new
1213 (compute_data_dependences_for_loop): Add new parameter
1214 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1215 compute nb_loops. Call compute_all_dependences,
1216 build_classic_dist_vector and build_classic_dir_vector with correct
1218 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1219 with correct parameters. Compare dimensions for ARRAY_REFs only.
1220 (free_data_refs): Call macro to free access functions.
1221 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1222 fields from stmt_vinfo.
1223 (struct base_object_info): New structure.
1224 (struct data_reference): Move fields to base_object_info. Add fields
1225 first_location and object_info for above structures. Move fields from
1226 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1227 aligned_to. Add macros to access the new fields.
1228 Update functions declarations.
1229 * tree-flow.h (is_aliased_with): Declare.
1230 * tree-loop-linear.c (linear_transform_loops): Call
1231 compute_data_dependences_for_loop with correct parameters.
1232 * tree-ssa-alias.c (is_aliased_with): New function.
1233 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1234 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1235 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1236 vect_base_addr_differ_p, compute_subscript_distance and
1237 build_classic_dist_vector. Add printings. Check absolute value of
1239 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1241 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1242 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1243 to bytes. Add printing.
1244 (vect_compute_data_refs_alignment): Go through loads and stores in one
1246 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1247 vect_analyze_data_ref_access): Likewise.
1248 (vect_analyze_pointer_ref_access): Remove.
1249 (vect_address_analysis, vect_object_analysis): Likewise.
1250 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1251 and analyze data-refs in the loop.
1252 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1253 fields of data-ref instead of stmt. Add init to the offset from the
1255 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1256 (vect_update_init_of_dr): Likewise.
1257 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1258 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1260 (new_loop_vec_info): Initialize new fields.
1261 (destroy_loop_vec_info): Free new fields.
1262 (vect_strip_conversion): Remove.
1263 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1264 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1265 datarefs. Add new field ddrs.
1266 Add macros for the new fields access.
1267 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1268 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1269 Remove their macros.
1270 * tree.h (highest_pow2_factor): Declare.
1272 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1274 * calls.c (store_one_arg): Check for sibling call MEM arguments
1275 from already clobbered incoming argument area.
1277 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * c-common.c (check_missing_format_attribute): New.
1280 * c-common.h (check_missing_format_attribute): Likewise.
1281 * c-typeck.c (convert_for_assignment): Use it.
1283 2005-07-24 Andreas Schwab <schwab@suse.de>
1285 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1286 register use a word move. Correct operand of ext.w in 68000 code.
1288 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1290 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1291 variables as declarations, rather than definitions.
1293 2005-07-24 Ira Rosen <irar@il.ibm.com>
1295 PR tree-optimization/22526
1296 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1299 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1301 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1302 that C99 reserve for future use. Use it to define clog10,
1303 clog10f and clog10l.
1305 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1308 * configure.ac: Check for -Wmissing-format-attribute.
1310 * configure: Regenerate.
1312 2005-07-23 Richard Henderson <rth@redhat.com>
1314 PR tree-optimization/22623
1315 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1317 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1320 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1322 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1324 * Makefile.in (C_TREE_H): Update dependencies.
1325 * c-tree.h: Include toplev.h.
1326 * diagnostic.h (diagnostic_set_info): Add format attribute.
1327 * rtl-error.c (diagnostic_for_asm): Likewise.
1329 2005-07-23 Chao-ying Fu <fu@mips.com>
1331 * config/mips/mips-dsp.md: New file.
1332 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1333 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1335 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1336 MIPS_BUILTIN_BPOSGE32.
1337 (mips_expand_builtin_direct): Add one parameter to indicate that
1338 builtin functions need to return a value.
1339 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1341 (mips_regno_to_class): Add classes for 12 new DSP registers.
1342 (mips_subword): Change to check four HI registers.
1343 (mips_output_move): Output move to and from 6 new DSP accumulators.
1344 (override_options): Make sure -mdsp and -mips16 are not used together.
1345 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1347 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1349 (print_operand): Add 'q' for printing DSP accumulators.
1350 (mips_cannot_change_mode_class): Check ACC_REGS.
1351 (mips_secondary_reload_class): Check ACC_REGS.
1352 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1353 (mips_register_move_cost): Check ACC_REGS.
1354 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1355 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1356 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1357 (dsp_bdesc): New array.
1358 (bdesc_arrays): Add DSP builtin function table.
1359 (mips_prepare_builtin_arg): Check predicate again after
1361 (mips_expand_builtin): Add one more parameter to
1362 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1363 MIPS_BUILTIN_BPOSGE32.
1364 (mips_init_builtins): Initialize new function types.
1365 (mips_expand_builtin_direct): Check if builtin functions need to
1366 return a value and pass operands properly.
1367 (mips_expand_builtin_bposge): New function.
1368 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1369 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1370 (FIRST_PSEUDO_REGISTER): Increase to 188.
1371 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1372 Update for 12 new DSP registers.
1373 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1374 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1375 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1376 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1377 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1378 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1379 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1380 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1381 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1382 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1383 (REGISTER_NAMES): Add names for 12 new DSP registers.
1384 * config/mips/mips.md: Include mips-dsp.md.
1385 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1386 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1387 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1388 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1389 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1390 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1391 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1392 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1393 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1394 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1395 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1396 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1397 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1398 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1399 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1400 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1401 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1402 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1403 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1404 (UNSPEC_RDDSP): New constants.
1405 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1406 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1408 * config/mips/mips.opt (-mdsp): New option.
1409 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1410 (reg_imm10_operand): New predicates.
1411 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1412 * doc/invoke.texi (-mdsp): Document new option.
1414 2005-07-22 DJ Delorie <dj@redhat.com>
1416 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1418 * tree-inline.c (inlinable_function_p): Likewise.
1420 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1423 * toplev.c (check_global_declarations): Do not mark undefined
1424 variables as DECL_IGNORED_P.
1425 * varasm.c (first_global_object_name): GTY it.
1426 (weak_global_object_name): Likewise.
1427 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1428 a string to go into {weak,first}_global_object_name.
1430 2005-07-22 DJ Delorie <dj@redhat.com>
1432 * c-format.c (check_function_format): Change warning control
1433 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1435 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1437 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1438 &PTR->FLD a dereference of PTR.
1439 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1440 a potential dereference of PTR.
1442 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1444 PR rtl-optimization/20370
1445 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1446 call allocate_reg_info if necessary.
1448 PR rtl-optimization/21848
1449 * calls.c (emit_library_call_value_1): For const functions, add
1450 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1452 PR rtl-optimization/22445
1453 * cselib.c (target.h): Include.
1454 (rtx_equal_for_cselib_p): Allow commutative matches.
1455 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1456 Remove MODE parameter. Changed all callers.
1458 PR rtl-optimization/22258
1459 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1461 (try_combine): Use likely_spilled_retval_p.
1463 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1465 * config.gcc: Add crx-elf support.
1467 * doc/contrib.texi: Mention crx.
1468 * doc/extend.texi: Document crx extensions.
1469 * doc/install.texi: Document crx install.
1470 * doc/invoke.texi: Document crx options.
1471 * doc/md.texi: Document crx constraints.
1473 * config/crx/crx-protos.h: New file.
1474 * config/crx/crx.c: New file.
1475 * config/crx/crx.h: New file.
1476 * config/crx/crx.md: New file.
1477 * config/crx/crx.opt: New file.
1478 * config/crx/t-crx: New file.
1480 2005-07-22 Manfred Hollstein <mh@suse.com>
1482 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1484 (int_add_graph_edge): Likewise.
1485 (collapse_nodes): Likewise.
1486 (process_unification_queue): Likewise.
1488 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1489 Laurent GUERBY <laurent@guerby.net>
1491 PR tree-optimization/22336
1492 * function.c (record_block_change): Check for
1493 cfun->ib_boundaries_block.
1495 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1497 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1498 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1500 2005-07-21 DJ Delorie <dj@redhat.com>
1502 * toplev.c (warn_deprecated_use): Add warning control to warning
1504 * c-typeck.c (parser_build_binary_op): Likewise.
1505 (c_finish_if_stmt): Likewise.
1506 * c-common.c (check_function_sentinel): Likewise.
1507 (check_nonnull_arg): Likewise.
1509 2005-07-21 Richard Henderson <rth@redhat.com>
1512 * tree-complex.c (complex_ssa_name_components): New.
1513 (cvc_lookup): Allow entry not found.
1514 (create_components): Remove.
1515 (create_one_component_var, get_component_var): New.
1516 (get_component_ssa_name, set_component_ssa_name): New.
1517 (extract_component): Use get_component_ssa_name.
1518 (update_complex_components): Use set_component_ssa_name.
1519 (update_complex_components_on_edge): Likewise.
1520 (update_phi_components): Create new PHI nodes directly, instead
1521 of adding insns to edges.
1522 (tree_lower_complex): Allocate and free complex_variable_components
1523 and complex_ssa_name_components here.
1525 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1527 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1528 revert to returning false.
1530 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1533 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1535 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1538 * config/i386/i386.md (cmpxf): Change operand constraints
1539 to "nonmemory_operand".
1541 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1543 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1545 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1548 * fold-const.c (fold_build1): Add checksum for the operands.
1549 (fold_build2): Likewise.
1550 (fold_build3): Likewise.
1552 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1555 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1557 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1559 * common.opt (-fforward-propagate): Committed by mistake,
1562 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1564 * reg-stack.c: Fix comment typo(s).
1565 * tree-ssa-operands.c: Likewise.
1566 * tree-vectorizer: Likewise.
1568 2005-07-21 Nick Clifton <nickc@redhat.com>
1570 * config/sh/symbian.c: Replace C++ style line comments with C
1571 style line comments.
1572 (symbian_add_attribute): Do not use a ? operator on the LHS of
1574 (sh_symbian_handle_dll_attribute): Change the type of the
1575 method vector to "VEC(tree,gc)*" and use vector accessor
1576 macros to walk over the elements.
1577 (symbian_export_vtable_and_rtti_p): Likewise.
1578 (symbian_class_needs_attribute_p): Likewise.
1580 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1583 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1584 initialize targetm.resolve_overloaded_builtin here.
1585 (altivec_expand_overloaded_builtin): Make it non-static.
1586 * config/rs6000/rs6000-protos.h
1587 (altivec_expand_overloaded_builtin): New prototype.
1588 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1589 targetm.resolve_overloaded_builtin here.
1590 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1592 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1593 Zdenek Dvorak <dvorakz@suse.cz>
1595 PR tree-optimization/19210
1596 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1598 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1599 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1600 rely on unproven assumptions.
1601 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1602 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1603 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1604 to number_of_iterations_exit.
1605 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1606 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1607 * tree-ssa-loop-niter.c (find_loop_niter,
1608 estimate_numbers_of_iterations_loop): Likewise.
1609 (number_of_iterations_exit): Honor the new options.
1610 * doc/invoke.texi (Wunsafe-loop-optimizations,
1611 funsafe-loop-optimizations): Document them.
1613 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1615 PR rtl-optimization/22167
1616 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1618 2005-07-20 Adam Nemet <anemet@lnxw.com>
1620 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1621 __do_global_dtors_aux longcall.
1623 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1625 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1626 (old_special_pred_table): Don't reference
1627 SPECIAL_MODE_PREDICATES.
1628 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1629 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1630 * config/sh/predicates.h: Don't mention
1631 SPECIAL_MODE_PREDICATES.
1632 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1635 2005-07-20 DJ Delorie <dj@redhat.com>
1637 * config.gcc: Add m32c-elf support.
1639 * doc/contrib.texi: Mention m32c.
1640 * doc/extend.texi: Document m32c extensions.
1641 * doc/install.texi: Mention m32c.
1642 * doc/invoke.texi: Document m32c options.
1643 * doc/md.texi: Document m32c constraints.
1645 * config/m32c/addsub.md: New file.
1646 * config/m32c/bitops.md: New file.
1647 * config/m32c/cond.md: New file.
1648 * config/m32c/jump.md: New file.
1649 * config/m32c/m32c-lib1.S: New file.
1650 * config/m32c/m32c-lib2.c: New file.
1651 * config/m32c/m32c-modes.def: New file.
1652 * config/m32c/m32c-pragma.c: New file.
1653 * config/m32c/m32c-protos.h: New file.
1654 * config/m32c/m32c.abi: New file.
1655 * config/m32c/m32c.c: New file.
1656 * config/m32c/m32c.h: New file.
1657 * config/m32c/m32c.md: New file.
1658 * config/m32c/m32c.opt: New file.
1659 * config/m32c/minmax.md: New file.
1660 * config/m32c/mov.md: New file.
1661 * config/m32c/muldiv.md: New file.
1662 * config/m32c/predicates.md: New file.
1663 * config/m32c/prologue.md: New file.
1664 * config/m32c/shift.md: New file.
1665 * config/m32c/t-m32c: New file.
1667 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1669 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1670 (stack_protect_set, stack_protect_test): New expanders.
1671 (stack_protect_set_si, stack_protect_set_si_media,
1672 stack_protect_set_di_media, stack_protect_test_si,
1673 stack_protect_test_si_media, stack_protect_test_di_media):
1676 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1678 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1680 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1682 * tree.h (tree_expr_nonzero_p): Export.
1683 * fold-const.c (tree_expr_nonzero_p): Likewise.
1684 Return true for CALL_EXPRs that are alloca calls.
1685 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1687 * tree-flow.h (expr_computes_nonzero): Remove.
1688 * tree-vrp.c (expr_computes_nonzero): Remove.
1689 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1690 (extract_range_from_unary_expr): Likewise.
1691 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1692 tree_expr_nonzero_p.
1694 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1696 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1697 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1698 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1699 All callers changed.
1700 (frame_related_constant_load): New arg "related" which controls
1701 setting of RTX_FRAME_RELATED_P. All callers changed.
1702 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1703 (bfin_expand_prologue): Add stack limit checking.
1704 * config/bfin/bfin.md (trapifcc): New pattern.
1706 * config/bfin/bfin.c: Include "langhooks.h".
1707 (def_builtin): Go through lang_hooks to call builtin_function.
1709 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1710 * config/bfin/predicates.md (symbol_ref_operand): New.
1711 (call_insn_operand): Delete. All callers changed to use
1712 register_no_elim_operand.
1713 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1715 (function_arg): Use it to generate the call's operand 2.
1716 (bfin_longcall_p): New function.
1717 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1718 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1719 determine if the address needs to be in a REG.
1720 (bfin_handle_longcall_attribute): New function.
1721 (bfin_attribute_table): Add "longcall" and "shortcall".
1722 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1723 (CUMULATIVE_ARGS): New member call_cookie.
1724 (PREDICATE_CODES): Add symbol_ref_operand.
1725 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1726 extra USE to the pattern.
1727 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1728 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1729 sibcall_value_insn; now the new patterns handle direct calls and the
1730 old ones indirect calls.
1731 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1733 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1735 * doc/trouble.texi: Update section on handling of empty loops.
1737 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1739 * config.gcc: Remove support for sparc-*-openbsd*,
1740 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1742 * config.host: Remove support for i860-*-sysv4* as a host.
1743 * config/i860/*, config/ip2k/*, config/ns32k/*,
1744 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1745 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1746 mention obsolete ports.
1748 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1750 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1752 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1753 of frame_pointer_rtx.
1754 (sh_expand_epilogue): Likewise.
1755 (sh_set_return_address): Likewise.
1756 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1757 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1758 offsets from FRAME_POINTER_REGNUM.
1759 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1760 (sh_register_names): Add initializer for sfp.
1761 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1762 (VALID_REGISTER_P): Likewise.
1763 (FIRST_PSEUDO_REGISTER): Update.
1764 (DWARF_FRAME_REGISTERS): Define.
1765 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1766 (HARD_FRAME_POINTER_REGNUM): Define.
1767 (FRAME_POINTER_REGNUM): Redefine.
1768 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1769 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1770 from FRAME_POINTER_REGNUM.
1771 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1772 FRAME_POINTER_REGNUM.
1773 (REG_CLASS_CONTENTS): Add sfp.
1774 (REG_ALLOC_ORDER): Likewise.
1775 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1776 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1777 of frame_pointer_rtx.
1778 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1780 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1782 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1783 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1784 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1786 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1789 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1791 Make CONSTRUCTOR use VEC to store initializers.
1792 * c-common.c (complete_array_type): Update to cope with VEC in
1794 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1795 (pp_c_constructor_elts): New function.
1796 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1797 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1798 struct constructor_stack, struct initializer_stack,
1799 constructor_elements, push_init_level, pop_init_level,
1800 add_pending_init, find_init_member, output_init_element): Update to
1801 cope with VEC in CONSTRUCTOR_ELTS.
1802 * coverage.c (build_fn_info_value, build_ctr_info_value,
1803 build_gcov_info): Likewise.
1804 * expr.c (categorize_ctor_elements_1, store_constructor,
1805 expand_expr_real_1): Likewise.
1806 * fold-const.c (fold_ternary): Likewise.
1807 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1808 gimplify_init_constructor, gimplify_expr): Likewise.
1809 * tree-dump.c (dequeue_and_dump): Likewise.
1810 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1812 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1814 * tree-sra.c (generate_element_init_1): Likewise.
1815 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1816 * tree-ssa-operands.c (get_expr_operands): Likewise.
1817 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1818 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1819 (get_initial_def_for_reduction): Likewise.
1820 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1821 value handle in annotations.
1822 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1823 tree_node_structure): Add support for constr_kind.
1824 (build_vector_from_ctor, build_constructor_single,
1825 build_constructor_from_list): New functions.
1826 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1827 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1828 Update to cope with VEC in CONSTRUCTOR_ELTS.
1829 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1830 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1831 CONSTRUCTOR_APPEND_ELT): New macros.
1832 (struct constructor_elt, struct tree_constructor): New data types.
1833 (union tree_node): Add tree_constructor field.
1834 * treestruct.def: Define TS_CONSTRUCTOR.
1835 * varasm.c (const_hash_1, compare_constant, copy_constant,
1836 compute_reloc_for_constant, output_addressed_constants,
1837 initializer_constant_valid_p, output_constant,
1838 array_size_for_constructor, output_constructor): Update to cope with
1839 VEC in CONSTRUCTOR_ELTS.
1840 * vec.h (VEC_empty, VEC_copy): New macros.
1842 2005-07-19 Devang Patel <dpatel@apple.com>
1844 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1846 2005-07-19 Richard Henderson <rth@redhat.com>
1849 * gimplify.c (gimplify_expr): Use main variant type for the temp
1850 destination for a discarded volatile read.
1851 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1852 casts between non-void types that change volatility.
1854 2005-07-15 DJ Delorie <dj@redhat.com>
1856 * toplev.h: Add comment about the first parameter for warning().
1857 * errors.h: Likewise.
1859 * c.opt (Wpragmas): New.
1860 * doc/invoke.texi: Document it.
1862 * function.c (do_warn_unused_parameter): Add warning control to
1864 * c-decl.c (warn_if_shadowing): Likewise.
1865 * c-lex.c (cb_def_pragma): Likewise.
1866 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1867 (pop_alignment): Likewise.
1868 (handle_pragma_pack): Likewise.
1869 (apply_pragma_weak): Likewise.
1870 (handle_pragma_weak): Likewise.
1871 (handle_pragma_redefine_extname): Likewise.
1872 (add_to_renaming_pragma_list): Likewise.
1873 (handle_pragma_extern_prefix): Likewise.
1874 (maybe_apply_renaming_pragma): Likewise.
1875 (handle_pragma_visibility): Likewise.
1877 * config/c4x/c4x-c.c (BAD): Likewise.
1878 (c4x_parse_pragma): Likewise.
1879 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1880 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1881 (rs6000_pragma_longcall): Likewise.
1882 * config/v850/v850-c.c (pop_data_area): Likewise.
1883 (ghs_pragma_section): Likewise.
1884 (ghs_pragma_section): Likewise.
1885 (ghs_pragma_interrupt): Likewise.
1886 (ghs_pragma_starttda): Likewise.
1887 (ghs_pragma_startsda): Likewise.
1888 (ghs_pragma_startzda): Likewise.
1889 (ghs_pragma_endtda): Likewise.
1890 (ghs_pragma_endsda): Likewise.
1891 (ghs_pragma_endzda): Likewise.
1893 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1894 Kenneth Zadeck <zadeck@naturalbridge.com>
1896 * Makefile.in: Removed tree-promote-statics.c
1897 * tree-promote-statics.c: Removed.
1898 * common.opt: Removed flag-promote-statics.
1900 * passes.c: Removed tree-promote-statics pass.
1901 * tree-pass.h: Ditto.
1902 * timevar.def: Removed TV_PROMOTE_STATICS.
1905 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1907 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1909 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1911 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1914 * c-common.c (check_function_arguments): Call
1915 'check_function_format' if either -Wformat or
1916 -Wmissing-format-attribute are specified.
1917 * c-format.c (check_function_format): Check -Wformat before
1918 calling 'check_format_info'.
1919 * c-opts.c (c_common_post_options): Don't warn for
1920 -Wmissing-format-attribute without -Wformat.
1921 * c-typeck.c (convert_for_assignment): Detect additional cases for
1922 -Wmissing-format-attribute.
1923 * doc/invoke.texi (-Wmissing-format-attribute): Document new
1926 2005-07-19 Richard Guenther <rguenther@suse.de>
1928 * config/i386/i386.md (lrint<mode>2): Use temporary
1929 instead of clobbering non-existent memory.
1931 2005-07-19 Nick Clifton <nickc@redhat.com>
1933 * config/avr/avr.c (legitimate_address_p): Fix debugging print
1934 statement to avoid displaying ASCII control characters.
1936 2005-07-19 Ben Elliston <bje@au.ibm.com>
1938 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
1939 * cfganal.c (find_edge_index): Ditto.
1940 * combine.c (combine_instructions): Ditto.
1941 * ddg.c (create_scc): Ditto.
1942 (find_successors): Ditto.
1943 (find_predecessors): Ditto.
1944 (find_nodes_on_paths): Ditto.
1945 (longest_simple_path): Ditto.
1946 * flow.c (update_life_info): Ditto.
1947 (count_or_remove_death_notes): Ditto.
1948 (clear_log_links): Ditto.
1949 * modulo-sched.c (generate_reg_moves): Ditto.
1950 (find_max_asap): Ditto.
1951 (find_max_hv_min_mob): Ditto.
1952 (find_max_dv_min_mob): Ditto.
1953 * sbitmap.c (sbitmap_first_set_bit): Ditto.
1954 * sched-rgn.c (extract_edgelst): Ditto.
1955 * tree-into-ssa.c (prepare_names_to_update): Ditto.
1956 (dump_update_ssa): Ditto.
1957 (ssa_names_to_replace) Ditto.
1958 (switch_virtuals_to_full_rewrite): Ditto.
1959 (update_ssa): Ditto.
1960 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1962 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
1964 Fix PR tree-optimization/22483
1966 * tree-complex.c (create_components): Use
1967 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
1968 * tree-flow-inline.h (fill_referenced_var_vec): New function.
1969 * tree-flow.h (safe_referenced_var_iterator): New structure.
1970 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
1971 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
1972 safe_referenced_var iterator.
1973 (add_type_alias): Ditto.
1975 2005-07-19 Steven Bosscher <stevenb@suse.de>
1977 * loop-init.c (rest_of_handle_loop2): Remove.
1978 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
1979 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
1980 (pass_rtl_loop_init, pass_rtl_loop_done,
1981 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
1982 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1983 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1984 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1985 pass_tree_loop_done, and pass_tree_unswitch.
1986 (gate_loop): Rename to gate_tree_loop.
1987 * passes.c (init_optimization_passes): Update for renamed tree
1988 loop passes. Add the new loop2 passes as subpasses of loop2.
1989 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1990 Update for the renamed tree loop passes.
1992 2005-07-18 Ian Lance Taylor <ian@airs.com>
1995 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1996 blocks when optimizing.
1998 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2000 * common.opt (frename-registers): Initialize to 2.
2002 (fgcse-after-reload): Ditto.
2003 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2004 (process_options): Only change flag_web, flag_rename_registers,
2005 and flag_rerun_cse_after_loop if not explicitly set by user.
2007 2005-07-18 Jan Beulich <jbeulich@novell.com>
2009 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2010 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2011 in 64-bit mode the same as DImode in 32-bit mode.
2012 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2013 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2014 mode. Add new mode parameter.
2015 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2016 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2017 x86_64_shift_adj): New expanders.
2018 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2019 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2021 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2022 DImode shift splitters.
2023 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2024 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2027 2005-07-18 Jan Beulich <jbeulich@novell.com>
2029 * i386.md (movdi_extzv_1): New.
2030 (zero_extendhidi2): Combine alternatives and never force use of
2032 (zero_extendqidi2): Likewise. Don't restrict input selection.
2034 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2036 Fix PR tree-optimization/22531
2037 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2040 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2042 * tree-promote-statics.c (pass_promote_statics): Change dump file
2045 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2047 * tree-optimize.c (init_tree_optimization_passes): Add
2048 pass_eliminate_useless_stores pass.
2049 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2050 * tree-ssa-pre.c (is_copy_stmt): New function.
2051 (follow_copies_till_vuse): Ditto.
2052 (do_eustores): Ditto.
2053 (gate_eustores): Ditto.
2055 2005-07-16 Richard Henderson <rth@redhat.com>
2057 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2059 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2060 Kenneth Zadeck <zadeck@naturalbridge.com>
2062 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2063 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2064 ipa-type-escape.h, tree-promote-statics.c
2065 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2066 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2067 tree-promote-statics.c: new files.
2068 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2069 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2070 int nonlocal_set_p, mark_constant_function): Deleted.
2071 (rest_of_handle_cfg): Removed call to mark_constant_function.
2072 (nonoverlapping_component_refs_p): Added calls to support
2073 type based aliasing.
2074 * tree-ssa-alias.c (may_alias_p,
2075 compute_flow_insensitive_aliasing): Ditto.
2076 * calls.c (flags_from_decl_or_type): Removed reference to
2078 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2079 too many arguments. This is necessary for Spec 2000.
2080 * cgraph.h (const_function, pure_function): Removed.
2081 * common.opt: Added "fipa-pure-const", "fipa-reference",
2082 "fipa-type-escape", and "ftree-promote-static".
2084 * passes.c: Added ipa and tree-promote-statics passes.
2085 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2086 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2087 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2088 * tree-flow.h: Added exposed sra calls and addition of
2089 reference_vars_info field for FUNCTION_DECLS.
2090 * tree-pass.h: Added passes.
2091 * tree-sra.c: (sra_init_cache): New function.
2092 (sra_insert_before, sra_insert_after) Made public.
2093 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2095 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2096 aliasing. (may_alias_p): Added code to use type escape analysis to
2098 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2099 code to prune clobbers of static variables based on information
2100 produced in ipa-reference pass. Changed call clobbering so that
2101 statics are not marked as clobbered if the call does not clobber
2104 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2106 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2109 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2111 * doc/install.texi (*-*-solaris2*): Document recommended version
2112 of GNU binutils and mention GNU linker problem on Solaris 10.
2114 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2117 * c-decl.c (c_build_bitfield_integer_type): New function.
2118 (finish_struct): Call it.
2119 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2121 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2123 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2126 2005-07-16 Jan Hubicka <jh@suse.cz>
2128 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2129 (scale_bbs_frequencies_int): Watch roundoff errors.
2130 * predict.c (return_prediction): Initialize return_stmt.
2132 2005-07-16 Jan Hubicka <jh@suse.cz>
2134 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2135 after RTL profiling.
2137 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2140 * fold-const.c (build_range_check): Convert high/low to etype
2141 if we are only comparing against exp.
2143 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2145 Fix PR tree-optimization/22376
2146 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2148 (need_to_solve): New function.
2149 (compute_points_to_sets): Use it.
2151 2005-07-15 Jan Hubicka <jh@suse.cz>
2153 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2154 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2156 2005-07-15 Richard Guenther <rguenther@suse.de>
2158 * c-common.c (handle_flatten_attribute): New function.
2159 Add flatten function attribute.
2160 * doc/extend.texi: Document flatten function attribute.
2161 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2162 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2164 (cgraph_decide_inlining): Handle functions with flatten
2167 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2169 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2170 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2171 UNSPEC_XCHG, UNSPEC_AND): New.
2172 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2173 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2174 * config/rs6000/sync.md (FETCHOP): New code macro.
2175 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2177 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2178 (sync_compare_and_swap<mode>): Same.
2179 (sync_lock_test_and_set<mode>): Same.
2180 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2181 for QImode and HImode, and not PPC405.
2182 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2183 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2184 (sync_<fetchop>{si,di}_internal): New.
2185 (sync_nand{si,di}_internal): New.
2186 (sync_old_<fetchop>{si,di}_internal): New.
2187 (sync_old_nand{si,di}_internal): New
2188 (sync_new_<fetchop>{si,di}_internal): New.
2189 (sync_new_nand{si,di}_internal): New.
2190 (atomic_and{si,di}): New.
2191 (sync_new_nand{si,di}_internal): New.
2192 (atomic_and{si,di}): New.
2193 (sync_add<mode>_internal): Delete.
2194 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2195 (sync_sub<mode>_internal): Delte.
2196 (sync_subshort_internal): New.
2197 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2198 (sync_anddi_internal): Delete.
2199 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2200 (sync_booldi_internal): Delete.
2201 (sync_boolc<mode>_internal): Delete.
2202 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2203 (sync_boolc<mode>_internal2): Delete.
2204 (sync_boolcc<mode>_internal): Delete.
2205 (isync, lwsync): Use unspec instead of unspec_volatile.
2206 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2207 Revert UNSPEC_VOLATILE.
2208 (rs6000_split_atomic_op): New.
2209 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2211 2005-07-14 Eric Christopher <echristo@redhat.com>
2213 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2214 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2216 2005-07-14 Eric Christopher <echristo@redhat.com>
2218 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2220 2005-07-14 Steven Bosscher <stevenb@suse.de>
2222 PR tree-optimization/22230
2223 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2224 the computation of the four cross productions for "range op range".
2226 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2227 Ulrich Weigand <uweigand@de.ibm.com>
2230 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2233 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2235 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2237 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2239 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2241 2005-07-14 Richard Guenther <rguenther@suse.de>
2244 * config/i386/i386-protos.h (ix86_function_value): Change
2245 prototype to match new target hook.
2246 * config/i386/i386.c (ix86_value_regno): Change prototype
2247 to take extra type argument.
2248 (TARGET_FUNCTION_VALUE): Define.
2249 (ix86_function_ok_for_sibcall): Pass extra argument to
2250 ix86_value_regno, check return slot rtx for exact match.
2251 (ix86_function_value): Take extra parameter. Dispatch to
2252 ix86_value_regno with fndecl/fntype as provided.
2253 (ix86_value_regno): Handle extra type argument.
2254 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2256 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2257 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2258 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2259 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2260 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2262 2005-07-14 Richard Guenther <rguenther@suse.de>
2264 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2265 * calls.c (expand_call): Pass fntype to hard_function_value.
2266 (emit_library_call_value_1): Likewise.
2267 * explow.c: Include target.h.
2268 (hard_function_value): Take extra argument, the fntype.
2269 Use new target hook for function_value.
2270 * expr.h (hard_function_value): Change prototype.
2271 * function.c (aggregate_value_p): Pass 0 as fntype to
2272 hard_function_value.
2273 (assign_parms): Use new target hook for function_value.
2274 Pass 0 as fntype to hard_function_value.
2275 (expand_function_end): Likewise.
2276 * reg-stack.c: Include target.h.
2277 (stack_result): Use new target hook for function_value.
2278 * target-def.h: New target hook function_value.
2279 * target.h: Likewise.
2280 * targhooks.c (default_function_value): New function.
2281 * targhooks.h (default_function_value): Declare.
2283 2005-07-13 Ian Lance Taylor <ian@airs.com>
2285 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2287 2005-07-14 Jan Hubicka <jh@suse.cz>
2289 * tree-dfa.c (dump_variable): Use default_def function.
2290 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2291 * tree-ssa.c (verify_use): Likewise.
2292 * tree-ssanames.c (release_ssa_name): Likewise.
2293 * tree-tailcall.c (eliminate_tail_call): Likewise.
2294 (tree_optimize_tail_calls_1): Likewise.
2295 * tree-vrp.c (get_value_range): Likewise.
2297 2005-07-14 Ben Elliston <bje@au.ibm.com>
2299 * gcc.c (main): Compare language[0] with '*' when iterating over
2302 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2304 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2305 "s390_emit_compare". Add handling of CCZ1mode.
2306 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2307 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2309 (s390_branch_condition_mask): Add CCZ1mode handling.
2310 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2311 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2312 Use CCZ1mode instead of CCZmode.
2313 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2315 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2317 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2319 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2321 2005-07-13 Eric Christopher <echristo@redhat.com>
2323 * config/mips/mips.c (mips_canonicalize_comparison): New.
2324 (mips_emit_int_relational): Use.
2326 2005-07-13 Eric Christopher <echristo@redhat.com>
2328 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2330 * config/s390/s390.md: Include tpf.md. Move tpf specific
2332 * config/s390/tpf.md: To here.
2333 * config/s390/s390.opt: Move tpf specific options...
2334 * config/s390/tpf.opt: to here. Add mmain option.
2335 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2336 * config/s390/tpf.h: Rewrite.
2338 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2340 * doc/tm.texi: Remove @xref{Cross-profiling}.
2342 2005-07-13 Jeff Law <law@redhat.com>
2344 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2345 expressions, test their _DECL operands for pointer equality rather
2346 than using operand_equal_p.
2348 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2350 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2351 (TARGET_POSIX_IO): This.
2352 * config/darwin.h: Likewise.
2353 * config/freebsd.h: Likewise.
2354 * config/linux.h: Likewise.
2355 * config/lynx.h: Likewise.
2356 * config/netbsd.h: Likewise.
2357 * config/rs6000/linux64.h: Likewise.
2358 * config/rs6000/linux.h: Likewise.
2359 * config/s390/tpf.h: Likewise.
2360 * config/sh/embed-elf.h: Likewise.
2361 * config/sparc/linux64.h: Likewise.
2362 * config/sparc/linux.h: Likewise.
2363 * config/svr4.h: Likewise.
2364 * gcov-io.h: Likewise.
2366 * doc/tm.texi: Updated.
2368 * libgcov.c (create_file_directory): Defined only if
2369 TARGET_POSIX_IO is defined.
2370 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2373 2005-07-13 Jan Hubicka <jh@suse.cz>
2375 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2377 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2379 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2380 structure as argument.
2382 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2384 PR tree-optimization/21921
2385 * tree-iterator.c (tsi_link_before): Support the case when
2386 tsi_end_p (tsi) == true.
2388 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2390 PR tree-optimization/22442
2391 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2394 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2396 PR rtl-optimization/20376
2397 * toplev.c (process_options): Enable -fweb and -frename-registers when
2399 * doc/invoke.texi: Update the information about when -fweb and
2400 -frename-registers are enabled.
2402 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2405 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2406 if *rhs_p is not a SSA_NAME.
2408 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2410 Fix PR tree-optimization/22422
2411 * tree-ssa-structalias.c (struct variable_info): Add flag for
2413 (get_varinfo): Now a static function.
2414 (new_varinfo): init has_union and is_special_var to false.
2415 (solution_set_add): Check has_union.
2416 (do_da_constraint): Move temporary variable so it gets reset
2418 Also check for special variable.
2419 (do_ds_constraint): Ditto.
2420 (do_sd_constraint): Ditto.
2421 (do_structure_copy): Check for special variable.
2422 (find_func_aliases): Ditto.
2423 (init_base_vars): Set special vars properly.
2425 2005-07-13 Jan Hubicka <jh@suse.cz>
2427 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2430 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2431 (get_expr_operands): Fix thinko wrt flags and subvars.
2433 PR tree-optimize/22379
2434 * tree-inline.c (expand_call_inline): Do not output sorry in early
2437 2005-07-12 Dale Johannesen <dalej@apple.com>
2439 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2441 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2444 * host-linux.h: Include limits.h.
2446 2005-07-12 Dale Johannesen <dalej@apple.com>
2448 * expr.c (compress_float_constant): Add cost check.
2449 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2451 2005-07-12 Dale Johannesen <dalej@apple.com>
2453 * gcc.target/i386/compress-float-sse.c: New.
2454 * gcc.target/i386/compress-float-sse-pic.c: New.
2455 * gcc.target/i386/compress-float-387.c: New.
2456 * gcc.target/i386/compress-float-387-pic.c: New.
2457 * gcc.dg/compress-float-ppc.c: New.
2458 * gcc.dg/compress-float-ppc-pic.c: New.
2460 2005-07-12 Eric Christopher <echristo@redhat.com>
2462 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2464 * config/s390/s390.md: Include tpf.md. Move tpf specific
2466 * config/s390/tpf.md: To here.
2467 * config/s390/s390.opt: Move tpf specific options...
2468 * config/s390/tpf.opt: to here. Add mmain option.
2469 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2470 * config/s390/tpf.h: Rewrite.
2472 2005-07-12 Eric Christopher <echristo@redhat.com>
2474 * gcc.c (struct infile): Update comment for language.
2475 (main): Rewrite input file resetting code.
2477 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2480 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2481 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2482 (lookup_avail_expr): Use constant_boolean_node instead
2483 of boolean_false_node/boolean_true_node.
2485 2005-07-12 Ben Elliston <bje@au.ibm.com>
2487 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2488 and use it when printing num_edges.
2490 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2492 * doc/extend.texi (Blackfin Built-in Functions): New section.
2493 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2496 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2498 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2499 s/cmpstrsi/cmpstrnsi
2500 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2502 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2503 (init_optabs): Initialize cmpstrn_optab.
2504 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2505 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2506 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2507 * config/i386/i386.md: s/cmpstr/cmpstrn
2508 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2509 * doc/md.texi: Update documentation.
2511 2005-07-11 Richard Henderson <rth@redhat.com>
2513 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2514 build_va_arg_indirect_ref.
2515 (alpha_gimplify_va_arg): Likewise.
2516 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2517 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2518 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2519 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2520 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2521 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2523 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2525 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2527 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2528 * passes.c (init_optimization_passes): Add pass_empty_loop.
2529 * tree-pass.h (pass_empty_loop): Declare.
2530 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2531 try_remove_empty_loop, remove_empty_loops): New functions.
2532 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2533 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2535 2005-07-12 Peter Barada <peter@the-baradas.com>
2539 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2540 in address registers.
2541 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2542 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2543 alternative of addsi3_5200.
2545 2005-07-11 Ian Lance Taylor <ian@airs.com>
2547 * config/mips/mips.md (ffs<mode>2): Remove.
2549 2005-07-11 Ian Lance Taylor <ian@airs.com>
2551 * doc/tree-ssa.texi (Cleanups): Improve description of
2553 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2555 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2557 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2558 * tree.h (DECL_ARGUMENT_FLD): New macro.
2560 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2562 Fix PR tree-optimization/22404
2564 * tree-ssa-structalias.c (create_variable_info_for): Use
2567 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2569 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2570 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2571 for second comparison operand.
2572 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2574 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2575 (define_insn_reservation "alu"): Likewise.
2576 (csync, ssync): Now of type sync.
2577 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2578 -mcsync-anomaly -mspecld-anomaly.
2579 * config/bfin/bfin.opt (mcsync): Remove.
2580 (mcsync-anomaly, mspecld-anomaly): Add.
2581 * config/bfin/bfin.c: Include "insn-codes.h".
2582 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2583 (TARGET_DEFAULT_TARGET_FLAGS): New.
2584 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2586 2005-07-11 Steven Bosscher <stevenb@suse.de>
2588 * basic-block.h: Give the BB flags enum a name, bb_flags.
2589 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2590 * cfgcleanup.c (enum bb_flags): Remove here.
2591 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2592 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2593 (update_forwarder_flag): Likewise.
2594 (thread_jump): Likewise.
2595 (try_forward_edges): Likewise.
2596 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2597 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2598 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2600 2005-07-11 Richard Guenther <rguenther@suse.de>
2602 * config/i386/i386.opt: New target option -msseregparm.
2603 * config/i386/i386.c (override_options): Error out for
2604 -msseregparm but no SSE support.
2605 (ix86_function_sseregparm): Check for global sseregparm.
2606 * doc/invoke.texi: Document -msseregparm.
2608 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2610 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2611 (m32rle-*-linux*): Ditto.
2613 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2615 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2616 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2619 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2623 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2624 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2626 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2628 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2629 (varmap): Heapify varmap.
2630 (constraints): Heapify constraints.
2631 (struct constraint_graph): Heapify succs and preds.
2632 (constraint_vec_find): Update for heapification.
2633 (constraint_set_union): Ditto.
2634 (insert_into_complex): Ditto.
2635 (constraint_edge_vec_find): Ditto.
2636 (erase_graph_self_edge): Ditto.
2637 (add_graph_edge): Ditto.
2638 (get_graph_weights): Ditto.
2639 (merge_graph_nodes): Ditto.
2640 (build_constraint_graph): Ditto.
2641 (topo_visit): Ditto.
2642 (solve_graph): Ditto.
2643 (create_variable_info_for): Ditto.
2644 (init_base_vars): Ditto.
2645 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2646 (condese_varmap_nodes): Free complex vector.
2647 (clear_edges_for_node): Clear succs and preds vector.
2649 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2651 * tree-ssa-structalias.c (update_alias_info): Change counting of
2652 references to not include vdefs.
2654 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2656 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2659 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2661 * pa.c (pa_commutative_p): Make PLUS commutative when
2662 TARGET_NO_SPACE_REGS is true.
2664 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2666 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2667 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2668 * tree-dfa.c (dump_subvars_for): New.
2669 (debug_subvars_for): New.
2670 (dump_variable): Show subvariables if VAR has them.
2671 * tree-flow-inline.h (get_subvar_at): New.
2672 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2673 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2675 (struct subvar): Change fields offset and size to unsigned
2677 (dump_subvars_for): Declare.
2678 (debug_subvars_for): Declare.
2679 (get_subvar_at): Declare.
2680 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2681 to unsigned HOST_WIDE_INT *.
2682 (overlap_subvar): Likewise.
2683 * tree-gimple.c (is_gimple_reg): Always return false for
2684 SFTs and memory tags.
2685 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2687 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2688 (compute_may_aliases): Call compute_points_to_sets.
2689 (collect_points_to_info_for): Remove.
2690 (compute_points_to_and_addr_escape): Remove.
2691 (delete_alias_info): Call delete_points_to_sets.
2692 (compute_flow_sensitive_aliasing): If the call to
2693 find_what_p_points_to returns false, call set_pt_anything.
2694 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2695 (set_pt_anything): Clear pi->pt_vars.
2696 (set_pt_malloc): Remove.
2697 (merge_pointed_to_info): Remove.
2698 (add_pointed_to_expr): Remove.
2699 (add_pointed_to_var): Remove.
2700 (collect_points_to_info_r): Remove.
2701 (is_escape_site): Make extern.
2703 (create_overlap_variables_for): Call it.
2704 * tree-ssa-copy.c (merge_alias_info): Never merge
2705 flow-sensitive alias information.
2706 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2707 offset and size to be unsigned HOST_WIDE_INT.
2708 (add_to_addressable_set): Rename from note_addressable.
2709 Set TREE_ADDRESSABLE as the variables are added to the set.
2711 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2712 operands into VUSEs when adding V_MAY_DEFs for members in an
2714 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2715 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2716 (struct variable_info): Add bitfield is_heap_var.
2717 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2718 (new_var_info): Initialize is_heap_var.
2719 (get_constraint_for): Add HEAP variables to the symbol table.
2720 Mark them with is_heap_var.
2721 (update_alias_info): New. Taken mostly from the old
2722 compute_points_to_and_addr_escape.
2723 (handle_ptr_arith): New.
2724 (find_func_aliases): Call update_alias_info.
2725 Call handle_ptr_info for tcc_binary expressions.
2726 Call mark_stmt_modified.
2727 (create_variable_info_for): If DECL has subvars, do not create
2728 variables for its subvars. Always add all the fields.
2729 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2730 SFTs, then add all the SFTs of the structure.
2731 If VI->DECL is an aggregate with subvariables, add the SFT at
2733 (find_what_p_points_to): If VI is an artificial variable,
2734 translate to bitfields in SSA_NAME_PTR_INFO.
2735 If the solution is empty, set pi->pt_vars to NULL
2736 (init_base_vars): Create ANYOFFSET.
2737 (compute_points_to_sets): Rename from create_alias_vars.
2739 (pass_build_pta): Remove.
2740 (delete_points_to_sets): Rename from delete_alias_vars.
2741 (pass_del_pta): Remove.
2742 * tree-ssa-structalias.h (struct alias_info): Move from
2744 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2745 NUM_REFERENCES_SET): Likewise.
2746 (compute_points_to_sets, delete_points_to_sets): Declare.
2748 2005-07-09 Richard Henderson <rth@redhat.com>
2750 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2751 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2752 alpha_split_lock_test_and_set_12): New functions.
2753 * config/alpha/alpha-protos.h: Update.
2754 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2755 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2756 * config/alpha/sync.md (I12MODE): New.
2757 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2758 (sync_<fetchop_name><I48MODE>): Likewise.
2759 (sync_nand<I48MODE>): Likewise.
2760 (sync_old_<fetchop_name><I48MODE>): Likewise.
2761 (sync_new_<fetchop_name><I48MODE>): Likewise.
2762 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2763 (sync_compare_and_swap<I48MODE>): Likewise.
2764 (sync_lock_test_and_set<I48MODE>): Likewise.
2765 (sync_compare_and_swap<I12MODE>): New.
2766 (sync_compare_and_swap<I12MODE>_1): New.
2767 (sync_lock_test_and_set<I12MODE>): New.
2768 (sync_lock_test_and_set<I12MODE>_1): New.
2770 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2774 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2776 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2778 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2779 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2781 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2784 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2786 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2788 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2789 memory_operand constraint.
2790 (store_conditional_<mode>): Same.
2791 (sync_compare_and_swap<mode>): Same.
2792 (sync_lock_test_and_set<mode>): Same.
2794 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2796 Rewrite PIC support to more closely model actual instructions.
2797 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2798 (cris_symbol): Remove prototypes for removed functions.
2799 (cris_pic_symbol_type_of, cris_valid_pic_const)
2800 (cris_expand_pic_call_address): Prototypes for new functions.
2801 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2803 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2805 <case ':'>: Add case for new punctuation character.
2806 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2807 emitting (extra) PIC modifier.
2808 <case UNSPEC>: Do not assert for PLT.
2809 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2810 (cris_expand_prologue, cris_expand_epilogue): Check
2811 for pic_offset_table_rtx usage instead of taking
2812 current_function_uses_pic_offset_table as the final word.
2813 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2814 Remove flag_pic difference.
2815 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2816 the moral equivalents of...
2817 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2819 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2820 (cris_handle_option): Mark ARG as unused.
2821 (cris_expand_pic_call_address): New worker function for "call",
2823 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2824 output PIC constructs here.
2825 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2826 as symbol-specific modifers, not whole or part of operands.
2827 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2828 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2829 constants and flag_pic.
2830 (CONSTANT_INDEX_P): Adjust for new functions.
2831 (enum cris_pic_symbol_type): New helper type.
2832 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2833 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2834 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2836 ("movsi"): Emit actual instructions for GOT and relative access.
2837 ("*movsi_got_load"): New pattern to set up the register holding
2839 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2840 Adjust FIXME for 'S'.
2841 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2842 Use "movs" for -fpic cases.
2843 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2844 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2845 ("call", "call_value"): Just call cris_expand_pic_call_address for
2847 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2848 Remove special pattern.
2849 ("*expanded_call_side", "*expanded_call_value_side"): New
2851 (gotplt-to-plt, gotplt-to-plt-side-call)
2852 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2854 * config/cris/cris/predicates.md
2855 ("cris_general_operand_or_gotless_symbol"): Remove unused
2857 ("cris_general_operand_or_symbol"): Adjust for new functions.
2859 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2861 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2863 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2865 * Makefile.in (TREE_H): Add treestruct.def.
2866 (c-decl.o): Add pointer-set.h
2867 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2868 visibility on regular DECL's.
2869 (merge_decls): Fix the copying of decl nodes of various types for
2870 the new structures. Don't update RTL, section name, weak status,
2871 etc, on DECL's without RTL.
2872 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2873 Don't check volatile on non-variable types.
2874 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2875 to check whether we have seen arguments.
2876 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2877 flag is checked before field (flag is common, field is not).
2878 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2879 TS_DECL_COMMON could have an origin.
2880 (add_location_or_const_value_attribute): Don't check section name
2881 on non-var/function decls.
2882 (dwarf2out_var_location): Reverse order of tests.
2883 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2884 with DECL_WRTL_CHECK.
2885 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2886 * fold-const.c (fold_binary): Don't check weakness on
2887 non-var/function decls.
2888 (tree_expr_nonzero_p): Ditto.
2889 (fold_checksum_tree): Use tree_decl_extra as sizeof
2891 * ggc-page.c (extra_order_size_table): Add sizes for
2892 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2894 * gimplify.c (gimplify_bind_expr): Only set
2895 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2896 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2898 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2899 * langhooks.h (init_ts). New langhook.
2900 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2901 * print-tree.c (print_node): Update to only print fields that
2902 exist in the structures the passed decl has.
2903 * toplev.c (wrapup_global_declarations): Don't reset
2904 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2905 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2906 * tree-inline.c (remap_decl): Ditto.
2907 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2908 * tree-pretty-print.c (print_declaration): Don't print
2909 DECL_REGISTER on things that don't contain it.
2910 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2911 non-var/function decls.
2912 * tree.c (tree_contains_struct): New structure.
2913 (init_priority_for_decl): New hashtable.
2914 (tree_int_map): New structure.
2915 (tree_int_map_eq): New function.
2916 (tree_int_map_marked_p): Ditto.
2917 (tree_int_map_hash): Ditto.
2918 (tree_map): Move to tree.h.
2919 (tree_map_eq): Externalize.
2920 (tree_map_hash): Ditto.
2921 (tree_map_marked_p): Ditto.
2922 (init_ttree): Set up tree_contains_struct and call langhook.
2923 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
2924 (tree_code_size): Update for new structures.
2925 (tree_node_structure): Update for new structures.
2926 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
2928 (copy_node_stat): Copy init priority.
2929 (build_decl_stat): Ditto for visibility.
2930 (ts_enum_names): New.
2931 (tree_contains_struct_check_failed): New function.
2932 (decl_init_priority_lookup): Ditto.
2933 (decl_init_priority_insert): Ditto.
2934 * treestruct.def: New file.
2935 * tree.h (CODE_CONTAINS_STRUCT): New macro.
2936 (CONTAINS_STRUCT_CHECK): Ditto.
2937 (tree_contains_struct_check_failed): New prototype.
2938 (DECL_CHECK): Removed.
2939 (DECL_MINIMAL_CHECK): New.
2940 (DECL_COMMON_CHECK): Ditto.
2941 (DECL_WRTL_CHECK): Ditto.
2942 (DECL_NON_COMMON_CHECK): Ditto.
2943 (DECL_WITH_VIS_CHECK): Ditto.
2944 (VAR_OR_FUNCTION_DECL_P): Ditto
2945 (struct tree_decl_minimal): New structure.
2946 (struct tree_decl_common): Ditto.
2947 (struct tree_decl_with_rtl): Ditto.
2948 (struct tree_decl_with_vis): Ditto.
2949 (struct tree_decl_non_common): Ditto.
2950 (struct tree_field_decl): Ditto.
2951 (struct tree_parm_decl): Ditto.
2952 (struct tree_var_decl): Ditto.
2953 (struct tree_function_decl): Ditto.
2954 (struct tree_const_decl): Ditto.
2955 (struct tree_result_decl): Ditto.
2956 (union tree_node): Add new structures.
2957 * var-tracking.c (track_expr_p): Reverse order of tests.
2959 * doc/c-tree.texi: Add documentation on DECL node internal structure.
2961 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2963 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
2964 * system.h: Poison FINALIZE_PIC.
2965 * doc/tm.texi (FINALIZE_PIC): Remove.
2967 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2970 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
2971 to the correct type if we have a MODIFY_EXPR.
2973 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
2975 PR tree-optimization/22360
2976 * tree.c (upper_bound_in_type): Fix calculations for casting
2977 to a non-wider signed type and casting a signed value to a
2978 wider unsigned type.
2979 (lower_bound_in_type): Fix calculations for casting to a
2980 non-wider signed type.
2982 PR tree-optimization/20139
2983 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2985 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2986 fold_cond_expr_cond.
2987 * tree-ssanames.c (release_defs): Assert in_ssa_p.
2988 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2990 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2993 * tree-complex.c (expand_complex_libcall): Produce
2994 REALPART_EXPR/IMAGPART_EXPR with the correct type.
2996 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2998 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2999 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3000 b" assert and inserted fastpath code for this case.
3001 (bitmap_ior): Removed "a != b" assert.
3003 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3005 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3006 (ENDFILE_SPEC): Likewise.
3007 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3009 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3010 a large stack frame at epilogue.
3012 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3014 * final.c: Include sdbout.h when required.
3016 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3018 * config.gcc (*-*-darwin*): Only one target-specific header file
3020 (powerpc-*-darwin*): Add version-specific header files.
3021 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3022 * config.in: Regenerate.
3023 * configure: Regenerate.
3024 * gcc.c: Include xregex.h.
3025 (version_compare_spec_function): New.
3026 (spec_function): Add version-compare.
3027 (replace_outfile_spec_function): Reformat comment.
3028 (compare_version_strings): New.
3029 * config/darwin-c.c (version_as_macro): New.
3030 (builtin_define): New.
3031 (darwin_cpp_builtins): New.
3032 * config/darwin-protos.h (darwin_cpp_builtins): New.
3033 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3034 (LIB_SPEC): Make unconditional, update comment.
3035 (TARGET_C99_FUNCTIONS): Define.
3036 * config/darwin.opt: Sort.
3037 (mmacosx-version-min=): New.
3038 * config/darwin7.h: Delete.
3039 * config/darwin8.h: Delete.
3040 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3041 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3042 (TARGET_C99_FUNCTIONS): Define.
3043 * config/rs6000/darwin7.h: New.
3044 * config/rs6000/darwin8.h: New.
3045 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3046 (-mmacosx-version-min): Document.
3048 2005-07-07 Ian Lance Taylor <ian@airs.com>
3050 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3052 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3055 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3057 2005-07-07 Khem Raj <kraj@mvista.com>
3059 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3060 in bytes, not words.
3062 2005-07-07 Paul Brook <paul@codesourcery.com>
3064 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3065 DEFAULT_FUNCTION_ARG_PADDING to upward.
3067 2005-07-07 Richard Henderson <rth@redhat.com>
3069 * function.c (locate_and_pad_parm): Record parameter alignment in
3070 stack_alignment_needed.
3072 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3074 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3075 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3076 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3077 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3078 (define_attr "type"): Add isync, sync, load_l, store_c.
3079 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3080 Create scratch volatile MEM.
3081 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3083 (load_locked_<mode>): New.
3084 (store_conditional_<mode>): New.
3085 (sync_compare_and_swap<mode>): Replace with splitter.
3086 (sync_lock_test_and_set<mode>): Replace with splitter.
3087 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3089 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3090 is ics. Attribute isync.
3091 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3093 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3094 and UNSPECV_SYNC_OP.
3095 (emit_unlikely_jump): New.
3096 (emit_load_locked): New.
3097 (emit_store_conditional): New.
3098 (rs6000_split_compare_and_swap): New.
3099 (rs6000_split_lock_test_and_set): New.
3100 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3101 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3102 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3103 rs6000_split_lock_test_and_set): Declare.
3104 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3105 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3106 store_c, isync, sync.
3108 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3110 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3111 filenames to gtyp-gen.h.
3112 (s-typ-gen): Use it in place of for loops.
3114 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3116 * hooks.c (hook_bool_rtx_int_false): New function.
3117 * hooks.h (hook_bool_rtx_int_false): Declare.
3118 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3119 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3120 * target.h (struct gcc_target): Add commutative_p member.
3121 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3122 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3123 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3124 (pa_commutative_p): New function.
3125 * jump.c (target.h): Include.
3126 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3127 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3129 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3131 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3132 (s390_expand_setmem): New.
3133 * config/s390/s390.c: Likewise.
3134 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3136 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3137 general_operand. Call new function "s390_expand_setmem".
3138 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3139 ("setmem_long", "*setmem_long"): ... this.
3141 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3143 * config/s390/s390.c: (optimization_options): Enable
3144 TARGET_MVCLE at -Os.
3145 * doc/invoke.texi: Document changes in default behaviour.
3146 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3148 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3150 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3151 defined by back-end.
3153 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3155 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3156 all sets in the pattern.
3157 * config/rs6000/rs6000.md (stack_protect_testsi,
3158 stack_protect_testdi): Likewise.
3160 2005-07-06 Jeff Law <law@redhat.com>
3162 * tree-vrp.c (simplify_using_ranges): Kill.
3163 (vrp_finalize): Remove call to simplify_using_ranges.
3164 (simplify_stmt_using_ranges): New function extracted from
3165 simplify_using_ranges.
3166 (simplify_div_or_mod_using_ranges): Likewise.
3167 (simplify_abs_using_ranges): Likewise.
3168 (simplify_cond_using_ranges): New function.
3169 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3170 * tree-ssa-propagate.c (substitute_and_fold): Call
3171 simplify_stmt_using_ranges if we have range information.
3173 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3175 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3176 ia64_flag_schedule_isns2.
3178 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3179 reading/writing general registers.
3180 (ia64_function_arg): Revert 2005-06-18 change.
3182 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3184 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3185 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3187 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3189 * function.c (expand_function_end): Revert part of 2005-06-27
3190 patch. Do sjlj_emit_function_exit_after after return_label.
3192 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3194 * doc/install.texi (--disable-libssp): New.
3196 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3198 * doc/invoke.texi: Update -fforce-mem documentation.
3199 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3200 code for -fforce-mem.
3201 * expmed.c: (store_bit_field,store_fixed_bit_field,
3202 extract_bit_field): Ditto.
3203 * expr.c: (convert_move): Ditto.
3204 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3205 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3206 emit_conditional_add,expand_float,expand_fix): Ditto.
3207 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3208 (common_handle_option): Issue warning when -fforce-mem specified.
3210 2005-07-06 Paul Brook <paul@codesourcery.com>
3212 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3214 * configure: Regenerate.
3216 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3218 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3220 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3222 Fix PR tree-optimization/22319
3223 Fix PR tree-optimization/22140
3224 Fix PR tree-optimization/22310
3226 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3227 variable sized types.
3228 Use correct type for intermediate structure on *a = *b structure
3231 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3233 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3235 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3236 (machine_function): Move typedef to...
3237 * config/rs6000/rs6000.c (machine_function): ... here. Add
3238 varargs_save_offset field.
3239 (rs6000_stack_t): Remove varargs_size field.
3240 (setup_incoming_varargs): Allocate varargs save area using
3241 assign_stack_local, try to make it as small as possible.
3242 Save offset from virtual_stack_vars_rtx to the save area
3243 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3244 instead of magic 8 when fp word byte size is used.
3245 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3246 instead of -RS6000_VARARGS_SIZE.
3247 (rs6000_stack_info, debug_stack_info,
3248 rs6000_initial_elimination_offset): Remove all traces of
3250 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3251 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3252 RS6000_VARARGS_AREA.
3254 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3256 PR tree-optimization/21963
3257 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3258 constant_multiple_of in the same way get_computation_cost_at does.
3260 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3262 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3263 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3264 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3265 and return its previous value.
3266 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3267 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3269 (stack_protect_set, stack_protect_test): New expanders.
3270 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3271 stack_protect_testdi): New insns.
3272 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3273 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3275 2005-07-06 Jeff Law <law@redhat.com>
3277 * tree-ssa-dce.c (cfg_altered): New global.
3278 (tree_dce_init): Initialize cfg_altered.
3279 (remove_dead_stmt): If we remove an edge in the CFG, then set
3281 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3284 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3286 * Makefile.in (stamp-collect-ld): Use
3287 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3288 ./collect-ld if it already exists.
3289 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3290 Don't remove ./nm if it already exists.
3292 2005-07-05 Devang Patel <dpatel@apple.com>
3294 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3295 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3296 * tree-vectorizer.c (vect_loop_location): New.
3297 (vect_print_dump_info): Use vect_loop_location.
3298 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3299 (vectorize_loops): Set vect_loop_location.
3300 * tree-vect-analyze.c (vect_analyze_offset_expr,
3301 vect_determin_vectorization_factor, vect_analyze_operations,
3302 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3303 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3304 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3305 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3306 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3307 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3308 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3309 vect_analyze_loop): Adjust vect_print_dump_info API.
3310 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3311 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3312 vect_finish_stmt_generation, vectorizable_assignment,
3313 vectorizable_operation, vectorizable_store, vectorizable_load,
3314 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3315 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3316 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3317 vect_transform_loop): Same.
3318 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3319 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3322 2005-07-05 Randolph Chung <tausq@debian.org>
3324 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3325 * configure: Regenerate.
3326 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3327 (pa_tls_referenced_p): Declare.
3328 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3329 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3330 (legitimize_tls_address): New.
3331 (hppa_legitimize_address): Handle TLS addresses.
3332 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3333 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3334 (emit_move_sequence): Handle TLS addresses.
3335 (pa_encode_section_info): Call default handler to handle common
3337 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3338 (CONSTANT_ADDRESS_P): Reject TLS operands.
3339 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3340 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3341 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3342 (UNSPEC_TLSLE): Define new constants.
3343 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3344 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3345 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3346 (tie_symbolic_operand, tle_symbolic_operand): New
3348 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3350 * aclocal.m4: Update macros for autoconf 2.59 style.
3351 * configure.ac: Likewise.
3353 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3355 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3356 (function_arg): Pass small aggregates in general registers on 32-bit
3358 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3360 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3362 * Makefile.in (final.o): Fix dependencies.
3364 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3368 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3369 * langhooks.c (lhd_expr_to_decl): New.
3370 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3372 (LANG_HOOKS_INITIALIZER): Update.
3373 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3374 expr_to_decl langhook.
3375 * c-tree.h (c_expr_to_decl): Declare.
3376 * c-typeck.c (c_expr_to_decl): New.
3377 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3379 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3381 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3384 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3385 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3387 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3389 * Makefile.in: Adjust dependencies.
3390 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3391 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3392 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3393 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3394 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3395 rest_of_compilation.
3397 * bb-reorder.c (gate_duplicate_computed_gotos,
3398 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3399 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3400 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3401 pass_partition_blocks): New.
3402 * bt-load.c (gate_handle_branch_target_load_optimize,
3403 rest_of_handle_branch_target_load_optimize,
3404 pass_branch_target_load_optimize): New.
3405 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3407 * cfglayout.c (pass_insn_locators_initialize): New.
3408 * cfgrtl.c (pass_free_cfg): New.
3409 * combine.c (gate_handle_combine, rest_of_handle_combine,
3411 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3412 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3413 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3414 * except.c (pass_set_nothrow_function_flags,
3415 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3417 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3418 rest_of_handle_shorten_branches, pass_shorten_branches,
3419 rest_of_clean_state, pass_clean_state): New.
3420 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3421 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3422 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3424 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3425 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3426 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3427 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3429 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3430 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3431 pass_rtl_ifcvt, gate_handle_if_after_combine,
3432 rest_of_handle_if_after_combine, pass_if_after_combine,
3433 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3434 pass_if_after_reload): New.
3435 * integrate.c (pass_initial_value_sets): New.
3436 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3437 pass_purge_lineno_notes): New.
3438 * mode-switching.c (rest_of_handle_mode_switching,
3439 pass_mode_switching): New.
3440 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3441 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3443 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3444 pass_loop_optimize): New.
3445 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3447 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3449 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3450 pass_postreload_cse): New.
3451 * profile.c (gate_handle_profiling, pass_profiling,
3452 rest_of_handle_branch_prob, pass_branch_prob): New.
3453 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3454 pass_split_before_regstack, gate_handle_split_before_regstack,
3455 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3456 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3457 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3458 pass_stack_regs): New.
3459 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3460 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3461 pass_stack_adjustments): New.
3462 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3463 pass_regrename): New.
3464 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3465 pass_delay_slots, gate_handle_machine_reorg,
3466 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3467 * rtl.h (extern void purge_line_number_notes): New.
3468 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3469 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3471 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3473 * value-prof.c (gate_handle_value_profile_transformations,
3474 rest_of_handle_value_profile_transformations,
3475 pass_value_profile_transformations): New.
3476 * var-tracking.c (gate_handle_var_tracking,
3477 pass_variable_tracking): New.
3478 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3480 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3481 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3482 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3483 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3484 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3485 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3486 rest_of_handle_gcse2, rest_of_handle_regmove,
3487 rest_of_handle_tracer, rest_of_handle_if_conversion,
3488 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3489 rest_of_handle_web, rest_of_handle_branch_prob,
3490 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3491 rest_of_handle_jump_bypass, rest_of_handle_combine,
3492 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3493 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3494 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3495 rest_of_handle_mode_switching, rest_of_handle_jump,
3496 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3497 rest_of_handle_flow2, rest_of_handle_jump2,
3498 rest_of_handle_peephole2, rest_of_handle_postreload,
3499 rest_of_handle_shorten_branches, rest_of_clean_state,
3500 rest_of_compilation): Remove.
3502 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3503 * passes.c (dump_flags, in_gimple_form, all_passes,
3504 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3505 register_dump_files, next_pass_1, last_verified, execute_todo,
3506 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3507 from tree-optimize.c.
3508 (init_optimization_passes): Moved from tree-optimize.c,
3509 adding the RTL optimizations.
3510 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3511 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3512 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3513 register_dump_files, next_pass_1, last_verified, execute_todo,
3514 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3515 init_tree_optimization_passes, ipa_passes): Delete.
3516 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3518 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3519 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3521 (ipa_passes): Remove.
3522 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3523 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3524 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3525 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3526 (dump_info_p, dump_flag): Moved to tree-dump.h.
3528 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3530 * passes.c (finish_optimization_passes): Use dump_begin
3531 and dump_end, TDI_end.
3532 (gate_rest_of_compilation): New.
3533 (pass_rest_of_compilation): Use it.
3534 (gate_postreload, pass_postreload): New.
3535 * toplev.c (general_init): Rename init_tree_optimization_passes.
3536 * toplev.h (init_tree_optimization_passes): Rename to
3537 init_optimizations_passes.
3538 * tree-dump.c (dump_flag): Make static.
3539 (dump_files): Remove RTL dumps.
3540 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3541 pass_cleanup_cfg, pass_free_cfg_annotations,
3542 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3543 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3544 * tree-pretty-print.c: Include tree-pass.h.
3545 * cgraph.c: Include tree-dump.h.
3547 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3549 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3550 Only fall back to saying it points to readonly memory if
3553 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3555 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3556 * config/m32r/m32r.c (m32r_compute_frame_size,
3557 m32r_expand_prologue): Take current_function_profile into
3558 account whenever we reference
3559 current_function_uses_pic_offset_table.
3560 (m32r_finalize_pic): Remove.
3561 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3563 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3565 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3566 instead of $<. Don't remove ./as if it already exists.
3568 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3571 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3572 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3573 for complex modes when generating code for PA 1.0.
3574 (VALID_FP_MODE_P): New macro.
3575 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3576 sets for all general and floating point modes. Align wide floating
3577 point modes to even register boundaries to comply with architectural
3579 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3580 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3581 (VALID_FP_MODE_P): New macro.
3582 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3583 sets for all general and floating point modes. Align wide floating
3584 point modes to even register boundaries to comply with architectural
3587 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3589 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3592 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3594 * tree-ssa-structalias.c: Don't include expr.h.
3596 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3598 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3601 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3603 Fix PR tree-optimization/22279
3605 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3608 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3610 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3612 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3614 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3615 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3616 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3617 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3618 config/stormy16/stormy16.c, config/v850/v850.c,
3619 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3620 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3621 Avoid "." or "\n" at end of diagnostics and capital letters at
3622 start of diagnostics.
3623 * combine.c, cse.c: Don't translate dump file output.
3624 * toplev.c (print_version): Only translate output if going to
3627 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3629 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3630 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3633 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3635 * pa.c (fix_range): Fix typo in comment.
3637 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3639 * tree-vrp.c (extract_range_from_assert): Replace
3640 fold (build (...)) with fold_build2.
3642 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3644 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3645 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3646 (format_types_orig, handle_format_attribute): Add support for
3649 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3651 * varasm.c (assemble_variable): Fix format specifier thinko.
3653 2005-07-03 Ira Rosen <irar@il.ibm.com>
3655 PR tree-optimization/22029 (and 22135)
3656 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3657 a phi node before calling dump_vops.
3659 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3661 * tree-dump.h (dump_string_field): Declare.
3662 * tree-dump.c: Use it instead of dump_string.
3663 (dump_string_field): Make non-static.
3665 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3667 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3668 up the minimal CFG stuff always when optimize > 0. Call
3669 split_all_insns_noflow in PIC case if needed.
3671 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3672 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3675 * c-decl.c (c_write_global_declarations): Dump contents of
3677 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3678 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3679 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3680 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3683 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3685 * c-common.h (GCC_DIAG_STYLE): Define.
3686 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3687 version for format checking to 4.1.
3688 * c-format.c: Include toplev.h after c-common.h.
3689 (enum format_type): Add gcc_tdiag_format_type.
3690 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3691 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3692 (format_types_orig): Add gcc_tdiag.
3693 (init_dynamic_diag_info): Support gcc_tdiag formats.
3694 (handle_format_attribute): Likewise.
3695 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3696 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3697 version for format checking to 4.1.
3698 (warning0, warning, error, pedwarn, sorry): Use
3700 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3701 (finish_aliases_1): Do not use %qE.
3702 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3703 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3704 Correct format bugs.
3705 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3706 parameter to unsigned HOST_WIDE_INT.
3707 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3709 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3712 * expr.c (write_complex_part): Use adjust_address for MEM.
3713 (read_complex_part): Same.
3715 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3717 Fix PR tree-optimization/22280
3719 * tree-sra.c (generate_element_init): Remove useless loop.
3721 2005-07-02 Richard Henderson <rth@redhat.com>
3723 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3725 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3727 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3730 * fold-const.c (fold_binary): Handle the return value of
3731 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3732 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3734 2005-07-02 Jeff Law <law@redhat.com>
3736 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3737 a eliminate type conversion which feeds an equality comparison
3738 if the original type or either operand in the comparison is a
3741 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3743 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3744 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3746 * config/avr/avr.c: Do not use '`' as left quote.
3747 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3748 Remove "." from end of diagnostics. Make diagnostics start with
3751 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3752 Joseph S. Myers <joseph@codesourcery.com>
3754 * toplev.c (default_tree_printer): Handle setting location with
3756 * c-objc.common.c (c_tree_printer): Likewise.
3757 * c-format.c (gcc_diag_flag_specs): Add '+'.
3758 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3759 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3761 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3762 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3763 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3764 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3765 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3766 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3767 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3768 format arguments where %J is used without %D.
3770 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3772 * gcc.c (LINK_SSP_SPEC): Define.
3773 (link_ssp_spec): New variable.
3774 (LINK_COMMAND_SPEC): Add %(link_ssp).
3775 (static_specs): Add link_ssp_spec.
3776 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3777 * configure: Rebuilt.
3778 * config.in: Rebuilt.
3780 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3781 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3782 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3783 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3784 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3785 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3786 -0x7008(2) instead of reading __stack_chk_guard variable.
3787 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3789 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3790 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3791 if TARGET_THREAD_SSP_OFFSET is defined.
3792 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3793 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3796 2005-06-27 Richard Henderson <rth@redhat.com>
3797 * libgcc-std.ver (GCC_4.1.0): New.
3798 * libgcc.h (__stack_chk_guard): Declare.
3799 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3800 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3801 * mklibgcc.in (lib2funcs): Add them.
3803 2005-07-01 Richard Henderson <rth@redhat.com>
3805 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3806 void * before struct sigcontext *.
3807 (x86_fallback_frame_state): Likewise.
3809 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3811 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3813 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3816 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3817 we check for SSA_NAME for.
3819 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3821 Fix PR tree-optimization/22071
3823 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3825 (get_constraint_for_component_ref): Use it.
3827 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3830 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3831 print out the last new line.
3833 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3835 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3836 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3837 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3838 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3839 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3840 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3841 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3842 (enum reg_class): New member CC0_REGS.
3843 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3844 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3845 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3846 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3847 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3848 Adjust for register now described.
3850 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3853 * config/i386/i386.md (stack_protect_test_si,
3854 stack_protect_test_di): Add earlyclobber for scratch 3.
3855 * config/rs6000/rs6000.md (stack_protect_testsi,
3856 stack_protect_testdi): Add earlyclobber for scratch 3,
3857 remove earlyclobber from scratch 4.
3859 Older entries for 2005 can be found in ChangeLog-2005.