1 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3 PR tree-optimization/20470
4 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7 2005-03-25 Mike Stump <mrs@apple.com>
9 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12 2005-03-25 Geoffrey Keating <geoffk@apple.com>
14 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
15 Use our own structure definitions.
17 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
18 (fix_truncdfsi2): Allow registers or memory as destination.
19 When TARGET_PPC_GFXOPT, generate simplified pattern.
20 (fix_truncdfsi2_internal): Use define_insn_and_split.
21 (fix_truncdfsi2_internal_gfxopt): New.
22 (fctiwz): Don't confuse register allocation by giving it no choices.
24 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
25 (EXTRA_MEMORY_CONSTRAINT): Likewise.
26 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
27 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
29 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
31 * dominance.c (free_dominance_info): Speed up by freeing et
32 data structures without maintaining other nodes.
33 * et-forest.c (et_free_tree_force): New.
34 * et-forest.h: Add a prototype for et_free_tree_force.
36 * tree.c (get_set_constructor_bits,
37 get_set_constructor_bytes): Remove.
38 * tree.h: Remove the corresponding prototypes.
40 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
43 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
44 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
45 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
48 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
50 * fold-const.c: Convert uses of fold (build (...)) to
53 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
55 PR rtl-optimization/20249
56 * cse.c (insert_regs): Do not record equivalence of registers in
59 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
61 * emit-rtl.c (reverse_comparison): Remove.
62 * rtl.h: Remove the corresponding prototype.
64 2005-03-24 James E Wilson <wilson@specifixinc.com>
66 * doc/install.texi (--enable-altivec): Delete docs.
68 2005-03-24 David Edelsohn <edelsohn@gnu.org>
70 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
71 SFmode and DFmode before reload when
72 flag_unsafe_math_optimizations not enabled.
74 2005-03-24 Geoffrey Keating <geoffk@apple.com>
76 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
78 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
79 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
81 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
83 * configure.ac (enable-checking): Add 'runtime' option.
84 * doc/install.texi (enable-checking): Document 'runtime' checking.
85 * tsystem.h (gcc_assert, gcc_unreachable): Define.
86 * config.in: Regenerated.
87 * configure: Regenerated.
89 2005-03-23 Uros Bizjak <uros@kss-loka.si>
91 * optabs.h (enum optab_index): Remove OTI_llrint.
92 (llrint_optab): Remove macro.
93 * optabs.c (init_optabs): Remove llrint_optab initialization.
94 * genopinit.c (optabs): Remove llrint_optab implementation.
95 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
98 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
100 PR rtl-optimization/20532
101 * simplify-rtx.c (simplify_binary_operation_1): Protect from
102 overflow when adding coefficients for PLUS or MINUS.
103 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
106 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
108 * langhooks.h (truthvalue_conversion): Remove.
109 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
110 LANG_HOOKS_TRUTHVALUE_CONVERSION.
111 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
112 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
113 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
115 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
117 * params.def: Fix a typo.
118 * config/mips/mips.c: Follow the spelling convensions.
119 * doc/invoke.texi: Fix typos.
121 2005-03-18 Dale Johannese <dalej@apple.com>
123 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
125 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
127 Fix PR tree-optimization/20601
129 * tree-ssa-pre.c (insert_aux): Add missing condition to
132 2005-03-23 Ian Lance Taylor <ian@airs.com>
134 * final.c (final_scan_insn): Don't remove no-op instructions.
135 * reload1.c (reload): Remove simple no-op instructions even when
138 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
140 PR tree-optimization/20501
141 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
142 reporting that peeling for alignment is applied moved to...
143 * (vect_analyze_data_refs_alignment): Here.
145 2005-03-23 Ian Lance Taylor <ian@airs.com>
147 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
149 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
151 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
152 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
154 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
156 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
157 imply that this is called once, independent of asms in code.
158 Adjust to now being pased output and input lists. Mention helper
159 function decl_overlaps_hard_reg_set_p.
160 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
161 hook_tree_tree_identity and to take three trees, returning third.
162 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
164 * stmt.c: include hard-reg-set.h before tree.h.
165 (decl_overlaps_hard_reg_set_p): New function, broken out from...
166 (decl_conflicts_with_clobbers_p): Call
167 decl_overlaps_hard_reg_set_p.
168 (expand_asm_operands): Pass output and input lists in call to
169 targetm.md_asm_clobbers.
170 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
171 hook_tree_tree_tree_tree_3rd_identity.
172 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
174 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
175 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
176 parameters, first two unused.
177 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
178 parameters. Only add MOF to clobbers if there's no 'h' mentioned
179 in constraint letters and MOF is not mentioned as a asm-declared
180 register in neither of the input and output lists.
182 2005-03-23 DJ Delorie <dj@redhat.com>
184 * optabs.c (expand_binop): Make sure the first subword's result
187 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
189 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
190 Call c_common_truthvalue_conversion rather than
191 lang_hooks.truthvalue_conversion.
192 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
193 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
195 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
196 c_common_truthvalue_conversion.
197 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
198 c_parser_conditional_expression, c_parser_binary_expression): Call
199 c_objc_common_truthvalue_conversion.
200 * c-typeck.c (build_unary_op): Call
201 c_objc_common_truthvalue_conversion.
202 (build_conditional_expr): Do not call
203 lang_hooks.truthvalue_conversion.
204 (build_binary_op): Call c_common_truthvalue_conversion.
205 (c_objc_common_truthvalue_conversion): Moved from
206 c-objc-common.c. Call default_function_array_conversion instead
207 of default_conversion.
209 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
211 * c-common.h (default_conversion): Remove.
212 (perform_integral_promotions): Add.
213 * c-tree.h (default_conversion): Add.
214 * c-typeck.c (perform_integral_promotions): New, split out from
216 * c-common.c (check_case_value): Use perform_integral_promotions,
217 not default_conversion.
218 (c_add_case_label): Don't continue processing case label after
221 2005-03-23 Mark Mitchell <mark@codesourcery.com>
223 * gcc.c (do_spec_1): Do not add a -L path for a directory in
224 the prefix list if we have already added a multilib directory
226 (main): Do not add MD_EXEC_PREFIX to the list of directories to
229 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
231 * reload1.c (indirect_symref_ok, reload_obstack): Make them
233 * reload.h: Remove the prototype for indirect_symref_ok.
235 * reload1.c (indirect_symref_ok): Make it global.
236 * reload.h: Add a prototype for indirect_symref_ok.
238 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
240 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
243 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
245 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
247 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
249 * c-opts.c (c_common_parse_file): Only start/end main source file
250 if debug hooks says the writer wants it.
251 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
253 (xcoff_debug_hooks): Ditto.
254 * debug.c (do_nothing_hooks): Ditto.
255 * debug.h (gcc_debug_hooks): Ditto.
256 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
257 * sdbout.c (sdb_debug_hooks): Ditto.
258 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
260 2005-03-22 Mark Mitchell <mark@codesourcery.com>
262 * doc/extend.texi: Deprecate C++ min/max operators.
264 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
266 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
267 artificial original candidates.
269 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
270 Jan Hubicka <jh@suse.cz>
271 Steven Bosscher <stevenb@suse.de
273 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
274 call cost based on argument sizes.
275 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
277 * params.def: (max-inline-inssn-single): Set to 450.
278 (max-inline-insns-auto): Set to 90.
279 (max-inline-insns-recursive): Set to 450
280 (max-inline-insns-recursive-auto): Set to 450.
281 (large-function-insns): Set to 2700.
282 (inline-call-cost): New parameter.
283 * tree-inline.c (estimate_move_cost): New function.
284 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
285 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
287 * tree-inline.h (estimate_move_cost): Declare.
288 * invoke.texi: (max-inline-inssn-single): Change default to 450.
289 (max-inline-insns-auto): Change default to 90.
290 (max-inline-insns-recursive): Change default to 450
291 (max-inline-insns-recursive-auto): Change default to 450.
292 (large-function-insns): Change default to 2700.
293 (inline-call-cost): Document new parameter.
295 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
297 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
298 (TARGET_DEFAULT): Delete.
299 * config/i860/i860.opt: New file.
301 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
303 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
304 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
305 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
306 (frv_sched_lookahead): Delete.
307 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
308 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
309 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
310 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
311 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
312 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
313 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
314 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
315 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
316 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
317 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
318 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
319 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
320 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
321 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
322 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
323 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
324 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
325 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
326 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
327 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
328 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
329 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
330 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
331 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
332 (frv_sched_lookahead): Delete.
333 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
334 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
335 (frv_handle_option): New function. Move -mcpu= handling from...
336 (frv_override_options): ...here. Remove handling of other
338 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
339 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
340 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
341 and TARGET_NO_MULTI_CE.
342 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
344 * config/frv/frv.opt: New file.
346 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
348 * fold-const.c (fold_ternary): Take decomposed arguments of
350 (fold): Update a call to fold_ternary.
352 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
353 * tree.h: Add corresponding prototypes.
355 2005-03-22 Jakub Jelinek <jakub@redhat.com>
358 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
359 between jump table and its label.
360 * final.c (shorten_branches): Handle notes in between ADDR_VEC
361 resp. ADDR_DIFF_VEC and the label preceeding it.
362 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
363 is emitted in the right section.
365 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
367 * fold-const.c (fold_unary, fold_binary): Update comments
370 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
372 PR rtl-optimization/20527
373 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
374 REG_INC note, test that the register also isn't mentioned in PRED
377 2005-03-22 Ben Elliston <bje@au.ibm.com>
379 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
382 2005-03-21 Mike Stump <mrs@apple.com>
384 * varasm.c (default_assemble_visibility): Remove extra ().
386 2005-03-21 Roger Sayle <roger@eyesopen.com>
389 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
390 to determine whether a block can be duplicated, rather than test
391 whether the block contains noncopyable insns ourselves.
393 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
395 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
398 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
400 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
402 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
404 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
405 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
406 * config/fr30/fr30.opt: New file.
408 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
410 Fix PR tree-optimization/20542
412 * tree-flow-inline.h (overlap_subvar): Move to here.
413 * tree-ssa-operands.c: From here.
414 * tree-flow.h (overlap_subvar): Declare.
415 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
416 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
417 for variables with subvars.
419 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
422 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
423 * modulo-sched.c (const_iteration_count): Return on NULL
425 (print_node_sched_params): Return on NULL dump_file.
426 (generate_reg_moves): Handle reg-anti dependencies and disregard
427 closing branch when generating register moves.
428 (sms_schedule): Mark the SMSed block dirty.
429 * passes.c (rest_of_handle_sms): Call update_life_info for all
431 * testsuite/gcc.dg/20050321-1.c: New test.
433 2005-03-21 Bob Wilson <bob.wilson@acm.org>
435 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
436 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
437 movqi_internal): Likewise.
439 2005-03-21 Bob Wilson <bob.wilson@acm.org>
441 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
442 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
443 xtensa_b4const): Delete prototypes.
444 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
445 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
446 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
447 xtensa_extra_constraint): New prototypes.
448 (add_operand, arith_operand, nonimmed_operand, mem_operand,
449 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
450 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
451 move_operand, const_float_1_operand, fpmem_offset_operand,
452 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
453 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
454 (xtensa_b4const_or_zero): ...this. Change return type to bool and
455 argument type to HOST_WIDE_INT.
456 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
457 xtensa_mask_immediate): Likewise.
458 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
459 Likewise. Also make these functions static.
460 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
461 (xtensa_const_ok_for_letter_p): New.
462 (add_operand, arith_operand, nonimmed_operand, mem_operand,
463 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
464 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
465 move_operand, const_float_1_operand, fpmem_offset_operand,
466 branch_operator, ubranch_operator, boolean_operator): Move to
468 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
469 (xtensa_mem_offset): Change return type to bool.
470 (xtensa_extra_constraint): New.
471 (gen_int_relational): Update type of const_range_p function pointer.
472 Use xtensa_b4const_or_zero.
473 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
474 xtensa_const_ok_for_letter_p. Update comments.
475 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
476 (PREDICATE_CODES): Delete.
477 * config/xtensa/xtensa.md: Include predicates.md.
478 * config/xtensa/predicates.md: New file.
480 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
482 * config/v850/v850-protos.h: Remove the prototypes for
483 reg_or_int9_operand, reg_or_const_operand,
484 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
485 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
486 movsi_source_operand, power_of_two_operand,
487 not_power_of_two_operand, special_symbolref_operand,
488 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
489 register_is_ok_for_epilogue.
490 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
491 reg_or_int9_operand, reg_or_const_operand,
492 call_address_operand, special_symbolref_operand,
493 movsi_source_operand, power_of_two_operand,
494 not_power_of_two_operand, register_is_ok_for_epilogue,
495 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
496 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
498 * config/v850/v850.h (PREDICATE_CODES): Remove.
499 * config/v850/v850.md: Include predicates.md.
500 * config/v850/predicates.md: New.
502 2005-03-21 Zack Weinberg <zack@codesourcery.com>
504 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
505 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
506 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
507 (itoolsdir, itoolsdatadir): Move definition above new first use.
508 (install-itoolsdirs): New rule.
509 (install-mkheaders): Depend on install-itoolsdirs, not
512 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
514 * tree-into-ssa.c: Remove obsolete comments.
516 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
518 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
519 unrolling if -fpeel-loops is specified, too.
520 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
521 Remove superfluous check for flag_unroll_loops.
523 2005-03-21 Uros Bizjak <uros@kss-loka.si>
525 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
526 (lrint_optab, llrint_optab): Define corresponding macros.
527 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
528 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
529 pattern and llrint_optab using llrintdi2 patterns.
530 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
531 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
532 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
533 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
534 flag_unsafe_math_optimizations is set.
536 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
538 * combine.c (combine_simplify_rtx, simplify_if_then_else,
539 simplify_logical, if_then_else_cond, known_cond,
540 simplify_comparison): Adjust calls to reverse_comparison.
541 Don't use combine_reversed_comparison_code).
542 (combine_reversed_comparison_code): Remove.
543 (reversed_comparison): Using reversed_comparison_code, move it...
544 * jump.c (reversed_comparison): ... here.
545 * rtl.h (reversed_comparison): Add prototype.
547 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
549 * builtins.c (fold_builtin): Take decomposed arguments of
551 * fold-const.c (fold_ternary): Update a call to fold_builtin.
552 * gimplify.c (gimplify_call_expr): Likewise.
553 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
554 * tree.h: Update the prototype of fold_builtin.
556 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
558 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
559 * rtlhooks.c (gen_lowpart_no_emit_general): New.
560 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
561 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
562 * simplify-rtx.c (simplify_binary_operation_1): Use it.
564 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
566 * builtins.c (fold_builtin_1): Take decomposed arguments of
568 (fold_builtin): Update a call to fold_builtin_1.
570 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
573 * gcov.c (output_lines): Only output function block summary when
574 outputting branch information.
575 * doc/gcov.texi: Document format of preamble and additional block
578 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
580 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
581 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
582 the defaults false if BITS_PER_UNIT != 8.
583 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
584 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
585 than BITS_PER_UNIT != 8.
586 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
587 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
588 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
590 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
591 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
593 2005-03-20 Roger Sayle <roger@eyesopen.com>
596 * fold-const.c (fold_binary): Fix type mismatch between
597 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
598 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
599 for non-truth-valued expressions.
601 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
602 and FUNCTION_DECL in the main switch.
603 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
604 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
605 we also need to convert their operands to match.
606 <TRUTH_NOT_EXPR>: Likewise.
608 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
610 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
611 diagnostic without checking whether an lvalue.
612 * c-common.h (lvalue_p): Remove.
613 (enum lvalue_use): Update comment.
614 (lvalue_or_else): Replace by lvalue_error.
615 * c-typeck.c (lvalue_p): Make static.
616 (lvalue_or_else): New. Call lvalue_error.
618 2005-03-21 Alan Modra <amodra@bigpond.net.au>
620 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
621 (function_arg_advance): Use rs6000_parm_start.
622 (function_arg, rs6000_arg_partial_bytes): Likewise.
624 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
626 * c-common.c (check_case_value): Adjust comment about stripping
628 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
629 * c-typeck.c (default_conversion, convert_arguments,
630 build_modify_expr, convert_for_assignment, store_init_value,
631 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
632 manually. Remove inaccurate comments.
634 2005-03-20 Roger Sayle <roger@eyesopen.com>
635 Joseph S. Myers <joseph@codesourcery.com>
637 * varasm.c (do_assemble_alias): Restore comment describing function.
638 Annotate the target parameter as potentially unused.
640 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
643 * config/avr/avr.c (avr_output_function_prologue): Do not use
644 current_function_name() in a label, use a local label instead.
646 2005-03-20 David Edelsohn <edelsohn@gnu.org>
648 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
649 flag_finite_math_only, not flag_unsafe_math_optimizations.
651 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
653 * builtins.c (fold_builtin_1): Update a call to
654 targetm.fold_builtin.
655 * hooks.c (hook_tree_tree_bool_null): Rename to
656 hook_tree_tree_tree_bool_null. Take one more argument of type
658 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
659 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
660 hook_tree_tree_tree_bool_null.
661 * target.h (gcc_target): Update the prototype of fold_builtin.
662 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
663 arguments of CALL_EXPR.
664 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
667 2005-03-20 Jan Hubicka <jh@suse.cz>
669 * cgraph.h (cgraph_node): Add prev_clone pointer.
670 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
671 (cgraph_clone_node): Produce doubly linked chain.
673 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
675 * c-common.c (handle_aligned_attribute, check_function_sentinel,
676 get_nonnull_operand, handle_sentinel_attribute,
677 check_function_arguments_recurse): Do not strip NOPS from
679 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
681 * c-format.c (get_constant): Likewise.
682 * c-parser.c (c_parser_postfix_expression): Likewise.
683 * c-typeck.c (set_init_index): Likewise.
684 (convert_arguments): Don't check for NOP_EXPR containing integer
687 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
689 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
690 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
691 Take decomposed arguments of CALL_EXPR.
692 (fold_builtin_1): Update calls to the functions mentioned
695 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
697 * c-decl.c (check_bitfield_type_and_width): Require bit-field
698 width to have integer type.
699 (build_enumerator): Require enumerator value to have integer type.
701 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
703 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
706 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
708 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
709 std=iso9899:199x): Correct descriptions.
711 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
713 * config.gcc: Consistently use solaris2.1[0-9]* instead of
716 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
718 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
720 (expand_builtin_memcpy, fold_builtin_1): Update calls to
723 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
724 arguments of CALL_EXPR.
725 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
726 fold_builtin_found, fold_builtin_1): Update calls to
727 fold_trunc_transparent_mathfn.
729 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
732 * fold-const.c (fold_widened_comparison): Don't optimize casts of
733 function pointers on targets that require function pointer
735 (fold_sign_changed_comparison): Likewise.
737 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
739 * combine.c (try_combine): When changing the mode of a hard reg, make
740 sure that doing so is valid.
742 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
744 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
745 (TARGET_HANDLE_OPTION): Override default.
746 (avr_handle_option): New function.
747 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
748 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
749 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
750 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
751 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
752 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
753 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
754 (TARGET_OPTIONS): Delete.
755 * config/avr/avr.opt: New file.
757 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
759 * config/m32r/m32r-protos.h: Remove the prototypes for
760 call_address_operand, symbolic_operand, seth_add3_operand,
761 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
762 reg_or_uint16_operand, reg_or_cmp_int16_operand,
763 two_insn_const_operand, move_src_operand,
764 move_double_src_operand, move_dest_operand,
765 eqne_comparison_operator, signed_comparison_operator,
766 large_insn_p, conditional_move_operand, carry_compare_operand,
767 m32r_block_immediate_operand, extend_operand,
768 reg_or_eq_int16_operand, int8_operand, and
770 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
771 seth_add3_operand, int8_operand, cmp_int16_operand,
772 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
773 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
774 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
775 move_double_src_operand, move_dest_operand,
776 eqne_comparison_operator, signed_comparison_operator,
777 extend_operand, small_insn_p, large_insn_p,
778 conditional_move_operand, carry_compare_operand,
779 m32r_block_immediate_operand): Move to predicates.md.
780 (MAX_MOVE_BYTES): Move to m32r.h.
781 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
782 * config/m32r/m32r.md: Include predicates.md.
783 * config/m32r/predicates.md: New.
785 2005-03-18 James E Wilson <wilson@specifixinc.com>
788 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
791 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
793 * config/mn10300/mn10300-protos.h: Remove the prototypes for
794 call_address_operand, const_8bit_operand.
795 * config/mn10300/mn10300.c (call_address_operand,
796 const_8bit_operand, const_1f_operand): Move to predicates.md.
797 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
798 * config/mn10300/mn10300.md: Include predicates.md.
799 * config/mn10300/predicates.md: New.
801 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
803 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
804 declarations in diagnostics and %E for identifiers, not %s.
806 2005-03-18 Jan Hubicka <jh@suse.cz>
807 Dale Johannesen <dalej@apple.com>
809 * basic-block.h (scale_bbs_frequencies_int,
810 scale_bbs_frequencies_gcov_type): Declare.
811 * cfg.c (RDIV): New macro.
812 (update_bb_frequency_for_threading): Fix.
813 * basic-block.h (scale_bbs_frequencies_int,
814 scale_bbs_frequencies_gcov_type): New.
815 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
816 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
817 scale_bbs_frequencies_int.
818 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
820 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
822 * config/m32r/m32r-protos.h: Remove the prototypes for
823 call_address_operand, symbolic_operand, seth_add3_operand,
824 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
825 reg_or_uint16_operand, reg_or_cmp_int16_operand,
826 two_insn_const_operand, move_src_operand,
827 move_double_src_operand, move_dest_operand,
828 eqne_comparison_operator, signed_comparison_operator,
829 large_insn_p, conditional_move_operand, carry_compare_operand,
830 m32r_block_immediate_operand, extend_operand,
831 reg_or_eq_int16_operand, int8_operand, and
833 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
834 seth_add3_operand, int8_operand, cmp_int16_operand,
835 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
836 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
837 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
838 move_double_src_operand, move_dest_operand,
839 eqne_comparison_operator, signed_comparison_operator,
840 extend_operand, small_insn_p, large_insn_p,
841 conditional_move_operand, carry_compare_operand,
842 m32r_block_immediate_operand): Move to predicates.md.
843 (MAX_MOVE_BYTES): Move to m32r.h.
844 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
845 * config/m32r/m32r.md: Include predicates.md.
846 * config/m32r/predicates.md: New.
848 * config/pa/pa-protos.h: Add prototypes for magic_milli and
850 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
851 symbolic_operand, symbolic_memory_operand,
852 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
853 indexed_memory_operand, move_dest_operand, move_src_operand,
854 prefetch_cc_operand, prefetch_nocc_operand,
855 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
856 arith_operand, arith11_operand, pre_cint_operand,
857 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
858 ireg_operand, int5_operand, uint5_operand, int11_operand,
859 uint32_operand, arith5_operand, and_operand, ior_operand,
860 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
861 pc_or_label_operand, div_operand, plus_xor_ior_operator,
862 shadd_operand, movb_comparison_operator,
863 cmpib_comparison_operator): Move to predicates.md.
864 (magic_milli, shadd_constant_p): Make it extern.
865 * config/pa/pa.h (PREDICATE_CODES): Remove.
866 * config/pa/pa.md: Include predicates.md.
867 * config/pa/predicates.md: New.
869 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
872 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
874 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
875 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
876 config/alpha/freebsd.h, config/alpha/linux.h,
877 config/alpha/netbsd.h, config/alpha/osf5.h,
878 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
879 config/h8300/h8300-protos.h, config/h8300/h8300.c,
880 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
881 doc/cppopts.texi: Update copyright.
883 2005-03-18 Jan Hubicka <jh@suse.cz>
886 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
888 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
891 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
893 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
896 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
898 * combine.c (gen_binary): Remove.
899 (known_cond, simplify_shift_const, find_split_point,
900 combine_simplify_rtx, simplify_if_then_else, simplify_set,
901 simplify_logical, expand_field_assignment, extract_left_shift,
902 force_to_mode, if_then_else_cond, apply_distributive_law,
903 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
904 simplify_comparison, reversed_comparison): Replace with
905 simplify_gen_binary, simplify_gen_relational or
906 distribute_and_simplify_rtx.
907 (distribute_and_simplify_rtx): New function.
909 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
910 Paolo Bonzini <gcc.gnu.org>
912 * calls.c (setjmp_call_p, special_function_p): Update comments
913 at the head of the functions.
915 2005-03-18 Jan Hubicka <jh@suse.cz>
917 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
919 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
920 function body should be released; do not proactively release function
921 bodies in non-unit-at-a-time mode.
923 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
925 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
926 mno-fp-ret-in-387 multilib variants.
928 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
930 * common.opt (m): Remove.
931 * opts.c (handle_option): Pass 'm' options to set_target_switch if
933 (common_handle_option): Remove OPT_m case.
935 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
937 * builtins.c (fold_builtin_bitop): Take decomposed arguments
939 (fold_builtin_1): Update a call to fold_builtin_bitop.
941 * builtins.c (fold_builtin_signbit): Take decomposed arguments
943 (fold_builtin_1): Update a call to fold_builtin_signbit.
945 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
947 PR tree-optimization/20474
948 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
949 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
951 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
953 * config/h8300/h8300-protos.h: Remove prototypes for
954 general_operand_src, general_operand_dst, single_one_operand,
955 single_zero_operand, call_insn_operand,
956 two_insn_adds_subs_operand, small_call_insn_operand,
957 jump_address_operand, bit_operand, bit_memory_operand,
958 stack_pointer_operand, const_int_gt_2_operand,
959 const_int_ge_8_operand, const_int_qi_operand,
960 const_int_hi_operand, incdec_operand, bit_operator,
961 nshift_operator, eqne_operator, gtle_operator,
962 gtuleu_operator, iorxor_operator.
963 Add prototypes for h8sx_shift_type h8sx_classify_shift and
964 h8300_ldm_stm_parallel.
965 * config/h8300/h8300.c (h8sx_shift_type,): Move to
967 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
968 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
969 (h8300_ldm_stm_parallel): Make it extern.
970 (h8300_ldm_parallel, h8300_stm_parallel,
971 h8300_return_parallel, general_operand_src,
972 general_operand_dst, h8300_dst_operand, h8300_src_operand,
973 nibble_operand, reg_or_nibble_operand, single_one_operand,
974 single_zero_operand, call_insn_operand,
975 two_insn_adds_subs_operand, small_call_insn_operand,
976 jump_address_operand, bit_operand, bit_memory_operand,
977 stack_pointer_operand, const_int_gt_2_operand,
978 const_int_ge_8_operand, const_int_qi_operand,
979 const_int_hi_operand, incdec_operand, eqne_operator,
980 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
981 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
982 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
983 nshift_operator): Move to predicates.md.
984 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
985 * config/h8300/h8300.md: Include predicates.md.
986 * config/h8300/predicates.md: New.
988 2005-03-17 Richard Henderson <rth@redhat.com>
990 * config.gcc (ia64*-*-hpux*): Add extra_options.
991 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
992 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
993 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
994 (ia64_tls_size_string, ia64_tune_string): Remove.
995 (ia64_tune): Init to PROCESSOR_ITANIUM2.
996 (TARGET_DEFAULT_TARGET_FLAGS): New.
997 (TARGET_HANDLE_OPTION): New.
998 (ia64_override_options): Move options parsing ...
999 (ia64_handle_option): ... here. New.
1000 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1001 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1002 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1003 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1004 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1005 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1006 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1007 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1008 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1009 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1010 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1011 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1012 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1013 TARGET_EARLY_STOP_BITS): Remove.
1014 (TARGET_ILP32): Default false.
1015 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1016 (enum ia64_inline_type): New.
1017 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1018 * config/ia64/ia64.md: Update for new definitions of
1019 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1020 * config/ia64/ia64.opt: New file.
1021 * config/ia64/ilp32.opt: New file.
1023 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
1026 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1028 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1030 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1031 instead of MASK_H8300S.
1032 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1033 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1034 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1035 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1036 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1037 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1038 TARGET_SWITCHES): Remove.
1039 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1041 * config/h8300/h8300.opt: New.
1043 * config/alpha/alpha.opt, config/arc/arc.opt,
1044 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1047 2005-03-17 Ian Lance Taylor <ian@airs.com>
1051 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1053 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1054 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1055 (TARGET_HANDLE_OPTION): Override default.
1056 (arc_handle_option): New function.
1057 (arc_init): Remove code to set arch_cpu_string.
1058 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1059 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1060 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1061 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1062 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1063 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1064 (arc_rodata_string, TARGET_OPTIONS): Delete.
1065 * config/arc/arc.opt: New file.
1067 2005-03-17 Richard Henderson <rth@redhat.com>
1069 * doc/extend.texi (Weak Pragmas): New section.
1070 (attribute alias): Clarify that target must be in the same
1073 2005-03-17 Richard Henderson <rth@redhat.com>
1075 * config/alpha/alpha.opt: New file.
1076 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1078 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1079 alpha_fprm_string, alpha_fptm_string): Make static.
1080 (alpha_tls_size_string): Remove.
1081 (alpha_handle_option): New.
1082 (override_options): Update for alpha_cpu/alpha_tune split.
1083 (alpha_file_start): Likewise.
1084 (TARGET_DEFAULT_TARGET_FLAGS): New.
1085 (TARGET_HANDLE_OPTION): New.
1086 * config/alpha/alpha.h (alpha_tune): Declare.
1087 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1088 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1089 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1090 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1091 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1092 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1093 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1094 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1095 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1096 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1097 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1098 (TARGET_DEFAULT): Remove MASK_FP.
1099 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1100 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1101 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1102 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1103 alpha_tls_size_string): Remove.
1104 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1105 (attribute tune): Rename from attribute cpu.
1106 * config/alpha/ev4.md: Update to match.
1107 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1108 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1109 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1110 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1111 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1112 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1114 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1116 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1117 and return without creating new state if before_nops_num is nonzero.
1118 * config/ia64/ia64.md (first_insn): New attribute.
1119 (alloc): Set it to yes.
1121 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1123 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1124 STMT_VINFO_SUBVARS to NULL.
1125 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1127 2005-03-16 Dale Johannesen <dalej@apple.com>
1129 * rtlanal.c (find_first_parameter_load): Rewrite to
1130 return actual first param load or the call if none,
1131 instead of first in block, when not all loads exist.
1133 2005-03-16 Roger Sayle <roger@eyesopen.com>
1135 * optabs.c (expand_copysign_absneg): Make static.
1136 * optabs.h (expand_copysign_absneg): Delete prototype.
1137 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1139 2005-03-16 Richard Henderson <rth@redhat.com>
1142 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1143 (alias_pairs): Rename from output_defs.
1144 (find_decl_and_mark_needed): Split out from assemble_alias.
1145 (do_assemble_alias): New.
1146 (assemble_output_def): Remove.
1147 (finish_aliases_1, finish_aliases_2): New.
1148 (process_pending_assemble_output_defs): Remove.
1149 (assemble_alias): Defer aliases for which we don't yet have a
1150 non-external decl for the target symbol.
1151 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1152 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1153 * toplev.c (compile_file): Use finish_aliases_2 instead of
1154 process_pending_assemble_output_defs.
1155 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1156 (process_pending_assemble_output_defs): Remove.
1158 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1160 Fix PR tree-optimization/20489
1162 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1163 for empty structures.
1165 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1167 Fix PR tree-optimization/20490
1169 * tree-ssa-pre.c (create_expression_by_pieces): Use
1170 force_gimple_operand on result of fold.
1172 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1174 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1175 of closing parenthesis.
1177 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1179 * builtins.c (expand_movstr): Update a call to
1180 fold_builtin_strcpy.
1181 (expand_builtin_strncpy): Update a call to
1182 fold_builtin_strncpy.
1183 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1184 arguments of CALL_EXPR.
1185 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1186 fold_builtin_strncpy.
1187 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1188 * tree.h: Update the prototypes of fold_builtin_strcpy and
1189 fold_builtin_strncpy.
1191 2005-03-16 Steven Bosscher <stevenb@suse.de>
1192 Dorit Naishlos <dorit@il.ibm.com>
1194 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1195 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1198 2005-03-16 Steven Bosscher <stevenb@suse.de>
1200 * tree-inline.c (walk_type_fields, walk_tree,
1201 walk_tree_without_duplicates): Move from here...
1202 * tree.c: ...to here.
1204 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1206 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1207 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1208 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1209 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1210 (version): Define using $(BASEVER_c).
1211 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1213 (version.o): Depend on version files; add custom generation command.
1214 (prefix.o): Define BASEVER on command line.
1215 (s-iov): Depend on version files; adjust command.
1216 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1218 (gcc-vers.texi): New rule.
1219 (doc/%.info, doc/%.dvi): Add -I . to command line.
1220 (doc/gccinstall.dvi): Likewise.
1221 (PACKAGE): Delete. All uses replaced with "gcc".
1222 * aclocal.m4: Do not include gcc-version.m4.
1223 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1224 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1225 Set is_release based on contents of DEV-PHASE.
1226 Set gcc_version based on contents of BASE-VER.
1227 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1228 * config.in, configure: Regenerate.
1229 * gccbug.in: Determine version of GCC in use at runtime.
1230 * gcov-iov.c: Get version number and development phase from
1231 command line, not by including version.c.
1232 * intl.c: Replace all uses of PACKAGE with "gcc".
1233 * libada-mk.in: Delete unused "gcc_version" variable.
1234 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1235 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1236 commentary to match.
1237 (version_string): Put together from pieces.
1238 * config/alpha/x-vms: Do not use $(gcc_version).
1239 * config/i386/t-nwld: Likewise.
1240 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1241 version-GCC and DEVELOPMENT.
1243 2005-03-15 Roger Sayle <roger@eyesopen.com>
1245 PR tree-optimization/17454
1246 * tree.c (tree_size): Add case for TREE_BINFO.
1247 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1248 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1250 2005-03-15 Roger Sayle <roger@eyesopen.com>
1252 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1253 op1 whilst expanding the signed widenening multiply variant.
1255 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1257 * toplev.c (display_target_options): Avoid unused variable warning if
1258 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1259 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1260 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1261 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1262 (mips_isa_info): New variable.
1263 (mips_parse_cpu): Remove the first argument and leave the caller
1265 (TARGET_HANDLE_OPTION): Override default.
1266 (mips_handle_option): New function. Move option validation code from...
1267 (override_options): ...here. Update calls to mips_parse_cpu.
1268 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1269 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1270 (SUBTARGET_TARGET_OPTIONS): Delete.
1271 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1272 (mno-flush-func, mtune=): New options.
1274 2005-03-15 Roger Sayle <roger@eyesopen.com>
1275 Richard Henderson <rth@redhat.com>
1277 * real.c (c4x_single_format, c4x_extended_format): Provide values
1278 for signbit_ro for c4x's single and extended floating point formats.
1279 * optabs.c (expand_copysign): Use the floating point format's
1280 signbit_ro for expanding via expand_copysign_absneg, and it's
1281 signbit_rw field for expanding via expand_copysign_bit.
1283 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1285 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1286 known_alignment_for_access_p.
1287 (known_alignment_for_access_p): New.
1288 (do_peeling_for_alignment): Field made int instead of bool and renamed
1289 to peeling_for_alignment.
1290 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1291 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1292 functionality used to be in vect_analyze_operations.
1293 (vect_analyze_operations): Code to determine vectorization factor was
1294 moved to vect_determine_vectorization_factor.
1295 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1296 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1298 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1299 be part of vect_analyze_operations).
1300 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1301 creating the guard condition, as the number of iterations may be
1303 (slpeel_tree_peel_loop_to_edge): Use new name of
1304 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1305 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1306 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1307 (vect_do_peeling_for_alignment): Use fold.
1308 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1310 (vect_update_inits_of_dr): Renamed to
1311 vect_update_init_of_dr.
1312 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1313 (vectorizable_store): Fix assertion to use == instead of =.
1315 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1317 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1318 call_used_regs for wCG registers.
1320 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1322 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1323 for non-offsettable memory references to cope with outstanding reload
1324 replacements, take 2.
1326 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1329 * config/i386/i386.h (x86_fisttp): New.
1330 (TARGET_FISTTP): New macro.
1331 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1332 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1333 instruction when fisttp flag is set.
1334 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1336 * config/i386/i386.md (type attribute): Add fisttp.
1337 (unit attribute): Set to i387 for fisttp type.
1338 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1339 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1341 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1342 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1344 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1345 patterns for TARGET_FISTTP. Enable patterns for
1346 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1347 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1348 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1349 implement fisttp x87 insn.
1350 (fix_trunc*_i387_fisttp splitters): New patterns.
1351 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1352 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1353 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1355 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1356 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1357 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1358 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1359 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1360 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1361 Disable patterns for TARGET_FISTTP.
1362 (fix_trunc*_i387 splitters): Implement usign mode macros.
1363 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1364 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1365 (fix_trunx*_sse peephole2s): Implement using mode macros.
1367 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1369 PR rtl-optimization/20291
1370 * combine.c (try_combine): If splitting fails, re-try with
1371 original combined pattern, i.e. before clobber stripping.
1373 2005-03-14 Eric Christopher <echristo@redhat.com>
1375 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1376 STACK_GROWS_DOWNWARD.
1378 2005-03-14 Roger Sayle <roger@eyesopen.com>
1380 * real.h (struct real_format): Split the signbit field into two
1381 two fields, signbit_ro and signbit_rw.
1382 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1383 mips_double_format, ieee_extended_motorola_format,
1384 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1385 ieee_extended_intel_128_format, ibm_extended_format,
1386 mips_extended_format, ieee_quad_format, mips_quad_format,
1387 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1388 i370_double_format, c4x_single_format, c4x_extended_format,
1389 real_internal_format): Update initializers for new field.
1390 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1391 real_format structure.
1392 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1393 field of the real_format structure.
1395 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1397 Fix PR tree-optimization/20458
1399 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1400 DECL_EXTERNAL on STRUCT_FIELD tags.
1401 (clear_call_clobbered): Ditto.
1402 * tree-ssa-operands.c (note_addressable): Make sure the original
1403 variable doesn't slip into the addressable list if we have
1405 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1408 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1410 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1411 (-fwide-exec-charset): Likewise.
1412 (-finput-charset): Likewise.
1413 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1414 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1415 * c.opt (Wnormalized): New.
1417 2005-03-14 Devang Patel <dpatel@apple.com>
1419 * doc/invoke.texi: Add reference to Visibility document.
1421 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1423 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1424 MASK_SPLIT_ADDRESSES.
1425 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1426 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1427 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1428 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1429 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1430 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1431 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1432 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1433 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1434 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1435 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1436 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1437 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1438 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1439 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1440 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1441 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1442 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1443 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1444 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1445 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1446 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1447 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1448 (TARGET_EXPLICIT_RELOCS): Delete.
1449 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1450 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1451 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1452 (override_options): Set MASK_LONG64 if -mint64 is given and no
1453 -mlongXX option is. Complain about -mint64 -mlong32.
1454 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1455 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1456 * config/mips/mips.opt: New file.
1458 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1460 * config.gcc (extra_options): New variable for listing option files.
1461 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1462 * configure.ac (extra_opt_files): New AC_SUBST variable.
1463 (tm_file_list, tm_include_list): Include options.h first.
1464 * configure: Regenerate.
1465 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1466 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1467 (s-options-h): New rule.
1468 (options.h): Depend on it.
1469 (TEXI_GCCINT_FILES): Add options.texi.
1470 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1471 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1472 * target.h (gcc_target): Add default_target_flags and handle_option.
1473 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1474 (TARGET_HANDLE_OPTION): New macros.
1475 (TARGET_INITIALIZER): Include them.
1476 * opt-functions.awk (opt_args, nth_arg): New functions.
1477 (switch_flags): Handle the "Target" flag.
1479 (var_name): Use opt_args and nth_arg.
1480 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1481 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1482 macros for the "Mask" and "InverseMask" options.
1483 * opts.h (cl_var_cond): New enum.
1484 (cl_option): Replace the "has_set_value" and "set_value" fields with
1485 "var_cond" and "var_value".
1486 (CL_TARGET): New macro.
1487 (option_enabled, print_filtered_help): Declare.
1488 (decode_options): Move definition.
1489 * opts.c (handle_option): Search for the original option before
1490 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1491 var_cond and var_value fields. Use targetm.handle_option to handle
1493 (decode_options): Set target_flags to targetm.default_target_flags.
1494 (print_filtered_help): Make global. Handle CL_TARGET.
1495 (option_enabled): New function.
1496 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1497 (display_target_options, set_target_switch, print_switch_values)
1498 (default_pch_valid_p): Guard uses of target_switches with
1499 #ifdef TARGET_SWITCHES. Also...
1500 (display_target_options): Display the CL_TARGET entries in cl_options.
1501 (set_target_option): Don't complain about the "" option when
1502 TARGET_SWITCHES is undefined.
1503 (print_switch_values): Use option_enabled.
1504 (default_pch_valid_p): Check cl_options[] when looking for something
1505 that has changed the value of target_flags.
1506 * c.opt: Remove documentation from top of file.
1507 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1508 * doc/sourecebuild.texi: Refer to the new options documentation
1509 instead of c.opt. Document machine-specific .opt files.
1510 * doc/tm.texi (target_flags): Say that this variable is declared
1512 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1513 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1515 * doc/options.texi: New file.
1517 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1520 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1523 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1526 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1527 temporary variable of pointer type if an lvalues is required.
1528 (gimplify_modify_expr_rhs): Request an rvalue from it.
1529 (gimplify_expr): Pass fallback on.
1531 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1533 * cfgbuild.c: Update comments.
1535 2005-03-14 Roger Sayle <roger@eyesopen.com>
1537 PR rtl-optimization/17236
1538 * optabs.c (expand_doubleword_mult): New helper function split out
1539 from expand_binop. Permute the order in which instructions are
1540 emitted to minimize the number of simultaneously live registers.
1541 (expand_binop): Call expand_doubleword_mult to synthesize a double
1542 word multiplication.
1544 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1546 * basic-block.h: Update the prototypes of cached_make_edge and
1548 * cfg.c (cached_make_edge): Take edge_cache representing one
1549 row of the adjacency matrix of edges.
1550 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1551 (make_edges): Initialize edge_cache to represent one row of
1552 the adjacency matrix of edges.
1554 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1556 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1558 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1559 Remove unused removed_phis variable.
1560 (conditional_replacement): Use build1/build2.
1561 (abs_replacement): Use last_and_only_stmt and build1/build2.
1563 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1565 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1566 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1567 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1568 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1569 * c-common.c (handle_novops_attribute): New function.
1570 (c_common_attribute_table): Add "no vops" entry.
1571 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1572 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1573 * tree-ssa-operands.c (get_call_expr_operands): Do not
1574 create virtual operands for calls with ECF_NOVOPS flag.
1575 * tree.h (DECL_IS_NOVOPS): New macro.
1576 (struct tree_decl): Add novops_flag.
1577 (ECF_NOVOPS): New constant.
1579 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1582 * config/i386/i386.c (x86_use_himode_fiop): New.
1583 (x86_use_simode_fiop): Rename from x86_use_fiop.
1584 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1585 (TARGET_USE_HIMODE_FIOP): New.
1586 (x86_use_simode_fiop): Rename from x86_use_fiop.
1587 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1589 * config/i386/i386.md (X87MODEI12): New mode macro define.
1590 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1591 to implement x87 FP compare with HImode input operands.
1592 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1593 Use X87MODEI12 mode macro to handle HImode input operands.
1594 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1595 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1596 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1597 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1598 macro to implement x87 operators with HImode input operands.
1599 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1602 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1604 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1606 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1607 constants invariant.
1609 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1611 * basic-block.h (BB_VISITED): Removed.
1612 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1614 2005-03-14 Falk Hueffner <falk@debian.org>
1617 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1619 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1621 * ggc-zone.c: Fix comment typos.
1623 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1624 stringpool.c, config/mips/mips-protos.h: Update copyright.
1626 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1628 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1629 throughout with its typedef, "rtx".
1630 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1631 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1632 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1633 regs in comment to match code.
1635 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1637 * except.c (check_handled): Make it static.
1638 * except.h: Remove the corresponding prototype.
1640 * function.c (get_func_frame_size): Make it static.
1641 * function.h: Remove the corresponding type.
1643 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1645 * hard-reg-set.h: Remove the corresponding declarations.
1647 * tree-cfg.c (verify_stmts): Check that
1648 bb_for_stmt (stmt) == bb for every PHI node and statement.
1650 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1652 * config.gcc: Remove excess indentation.
1653 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1655 2005-03-13 Roger Sayle <roger@eyesopen.com>
1658 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1659 * fold-const.c (fold_sign_changed_comparison): Likewise.
1660 (fold_binary): Optimize comparisons against widened operands if
1661 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1663 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1665 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1666 (sparc_override_options): Initialize it.
1667 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1669 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1671 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1672 (reg_or_none500mem_operand): New predicate.
1673 (zero_reg_mem_operand): New predicate.
1674 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1675 to reg_or_none500mem_operand.
1676 (extendsfdf2_fpr): Add MEM alternative.
1677 (extenddftf2_internal): Change operand2 predicate to
1678 zero_reg_mem_operand.
1680 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1682 * ggc-zone.c: Rewritten.
1684 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1686 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1687 * config.in: Regenerated.
1688 * configure: Regenerated.
1689 * gengtype.c (write_types_process_field, write_func_for_structure):
1690 Pass new argument to gt_pch_note_object.
1691 * ggc-common.c (struct ptr_data): Add TYPE.
1692 (gt_pch_note_object): Take TYPE argument and save it.
1693 (call_count): Update call to ggc_pch_count_object.
1694 (call_alloc): Update call to ggc_pch_alloc_object.
1695 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1697 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1698 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1699 (ggc_alloc_zone_stat): Delete.
1700 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1701 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1702 (ggc_pch_alloc_object): Update prototypes.
1703 (garbage_zone): Delete.
1704 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1705 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1707 (tree_id_zone): New variable.
1708 (ggc_alloc_cleared_zone): Remove unused.
1709 (ggc_alloc_zone): Define.
1710 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1711 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1712 ggc_alloc_zone_stat.
1713 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1714 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1715 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1716 (make_node_stat): Likewise. Use tree_id_zone.
1718 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1719 Joseph S. Myers <joseph@codesourcery.com>
1721 * configure.ac: Check for MIPS TLS.
1722 * configure: Regenerated.
1723 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1724 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1725 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1726 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1727 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1728 (mips_classify_symbol, mips_symbolic_constant_p)
1729 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1730 (mips_tls_operand_p, mips_call_tls_get_addr)
1731 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1732 (mips_tls_symbol_ref_1): New functions.
1733 (mips_legitimize_address, mips_legitimize_const_move): Call
1734 mips_legitimize_tls_address.
1735 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1737 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1738 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1739 (mips_char_to_class): Document V1_REG.
1740 (HAVE_AS_TLS): Provide default.
1741 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1743 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1745 (tls_get_tp_<mode>): New instruction.
1747 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1749 * configure.ac: Update checks for target tools.
1750 * configure: Regenerated.
1752 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1754 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1756 2005-03-13 Roger Sayle <roger@eyesopen.com>
1758 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1759 more classes of DImode multiplication by constant. Allow both
1760 multiplication by small negative constants (by performing a
1761 multiplication by a positive constant and negating the result) and
1762 multiplications by large powers of two, by using a left shift.
1764 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1766 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1767 of basic blocks into work_stack.
1769 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1770 config/mips/vr.h: Update copyright.
1772 * c-decl.c (c_init_decl_processing): Remove useless calls to
1773 build_function_type.
1775 * builtins.c (fold_trunc_transparent_mathfn,
1776 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1777 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1778 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1779 fold_builtin_strcpy, fold_builtin_strncpy,
1780 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1783 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1786 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1787 variable determinant.
1789 * tree-cfg.c (group_case_labels): Remove local variable type.
1791 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1794 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1797 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1800 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1801 (*movmemqi_insn): Delete.
1802 (*movmemhi): Delete.
1804 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1806 * builtins.c (fold_builtin_classify): Take decomposed
1807 arguments of CALL_EXPR.
1808 (fold_builtin_1): Update a call to fold_builtin_classify.
1810 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1813 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1814 through into call to parser_xref_tag after parse error.
1815 (c_parser_struct_declaration): Consistently return NULL_TREE on
1818 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1820 * tree-flow-inline.h (ref_contains_array_ref): New function.
1821 (lookup_subvars_for_var): Ditto.
1822 (get_subvars_for_var): Ditto.
1823 (var_can_have_subvars): Ditto.
1825 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1826 (struct subvar): New type.
1828 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1830 * tree-optimize.c (init_tree_optimization_passes): Call
1831 pass_create_structure_vars.
1833 * tree-ssa-alias.c: Include vec.h.
1834 (init_alias_info): Don't auto-clear call clobbered on struct-field
1836 (compute_flow_insensitive_aliasing): Handle subvars.
1837 (group_aliases): Handle STRUCT_FIELD aliases.
1838 (setup_pointers_and_addressables): Ditto.
1839 Don't mark variables non-addressable if they still have
1840 addressable subvars.
1841 Also mark subvars addressable when the real variable is marked
1843 (add_pointed_to_var): Try to prune the pointed-to set by only
1844 pointing to subvars when possible.
1845 Otherwise, make sure we set addresses_needed and pt_vars to
1846 properly include subvars.
1847 (bitpos_of_field): New function.
1848 (push_fields_onto_fieldstack): Ditto.
1849 (get_or_create_used_part_for): Ditto.
1850 (create_overlap_variables_for): Ditto.
1851 (find_used_portions): Ditto.
1852 (create_structure_vars): Ditto.
1853 (pass_create_structure_vars): New structure.
1855 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1856 (get_expr_operands): Handle subvars. Also try to turn
1857 COMPONENT_REF accesses into must-defs now that we can accurately
1859 (note_addressable): Try to only mark as addressable those subvars
1860 we know a COMPONENT_REF touches.
1861 (overlap_subvar): New function.
1863 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1864 Handle subvar storing.
1865 (vect_address_analysis): Update caller of vect_object_analysis.
1867 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1869 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1870 (STMT_VINFO_SUBVARS): New macro.
1872 * common.opts: add flag_tree_salias.
1874 * opts.c (decode_options): flag_tree_salias defaults to on.
1876 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1878 * doc/tree-ssa.texi: Document structural alias analysis.
1880 2005-03-12 Steven Bosscher <stevenb@suse.de>
1882 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1883 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1884 * tree-ssa-operands.c (get_expr_operands): Likewise.
1885 (get_expr_operands): Likewise for ERROR_MARK.
1887 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1889 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1892 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1895 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1896 (mark_operand_necessary): Remove local variable ver.
1898 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1899 variable prefix_len.
1901 * value-prof.c (mod_subtract_transform): Remove local variable
1904 * builtins.c (fold_builtin_exponent): Take decomposed
1905 arguments of CALL_EXPR.
1906 (fold_builtin_1): Update a call to fold_builtin_exponent.
1908 * builtins.c (fold_builtin_logarithm): Take decomposed
1909 arguments of CALL_EXPR.
1910 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1912 * c-decl.c (c_init_decl_processing): Remove local variables
1913 ptr_ftype_void and ptr_ftype_ptr.
1915 * gimplify.c (gimplify_expr): Remove local variables r0 and
1918 * reg-stack.c (move_for_stack_reg): Remove local variable
1920 (compare_for_stack_reg): Remove local variable flags_user.
1921 (convert_regs_1): Remove local variable deleted.
1923 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1925 (combine_blocks): Remove local variables exits and new_e.
1927 * tree-inline.c (expand_call_inline): Remove local variable
1930 * tree-ssa-live.c (create_ssa_var_map,
1931 calculate_live_on_entry): Remove local variable snn.
1933 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1935 * c-lex.c (c_lex_with_flags): Add parameter to call to
1938 2005-03-11 Per Bothner <per@bothner.com>
1940 * c-tree.h (struct c_declarator): New id_loc field.
1941 * c-pragma.h (c_lex_with_flags): Take position reference.
1942 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1943 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1944 (c_lex): Pass dummy location to c_lex_with_flags.
1945 * c-parser.c (c_lex_one_token): Set c_token's location using
1946 c_lex_with_flags, instead of input_location, which might be "ahead".
1947 (c_parser_direct_declarator): Set declarator's id_loc from
1949 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1950 declarator's id_loc, rather than probably-imprecise input_location.
1951 (build_id_declarator): Initialize c_declarator's id_loc field.
1953 2005-03-11 Roger Sayle <roger@eyesopen.com>
1956 * builtins.c (expand_builtin_signbit): Force the signbit's word
1957 into an integer register to avoid SUBREGs of floating point modes.
1959 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1961 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1962 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1963 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1964 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1966 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1968 PR rtl-optimization/20306
1969 * expr.c (emit_move_complex): Set try_int false if mode is
1970 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1971 emit_block_move if try_int is true.
1973 2005-03-11 Richard Henderson <rth@redhat.com>
1976 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1977 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1980 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1982 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1983 (TARGET_FIX_VR4130): New macro.
1984 (TARGET_OPTIONS): Add -mfix-vr4130.
1985 (ISA_HAS_MACCHI): New macro.
1986 (ASM_SPEC): Add -mfix-vr4130.
1987 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1988 (override_options): Handle mips_fix_vr4130_string.
1989 (mips_avoid_hazards): Clear all_noreorder_p
1990 if we're working around VR4130 errata and the macc alternatives
1992 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1993 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1994 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1995 (MULTILIB_DEFAULTS): Remove leading "march=".
1996 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1997 if no architecture option is given.
1998 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2000 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2001 * doc/invoke.texi: Document -mfix-vr4130.
2003 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
2005 * config/mips/mips.c (override_options): Only warn about -mint64
2006 deprecation if TARGET_INT64.
2008 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2010 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2011 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2012 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2013 are non-specific regarding the nonnull parameter positions.
2014 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2015 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2016 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2017 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2019 * builtins.def: Use the non-specific "nonnull" attibute lists.
2021 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2023 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2024 single_pred_edge, single_succ, single_pred): Improve comments.
2026 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2028 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2029 single_pred_edge, single_succ, single_pred): New inline functions.
2030 * bb-reorder.c (rotate_loop, find_traces_1_round,
2031 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2032 duplicate_computed_gotos): Use the single_succ/pred functions.
2033 * cfganal.c (forwarder_block_p): Ditto.
2034 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2035 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2036 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2037 merge_seq_blocks): Ditto.
2038 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2039 * cfglayout.c (fixup_reorder_chain): Ditto.
2040 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2041 canonicalize_loop_headers, verify_loop_structure): Ditto.
2042 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2043 mfb_update_loops, create_preheader, force_single_succ_latches,
2044 create_loop_notes): Ditto.
2045 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2046 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2047 commit_one_edge_insertion, purge_dead_edges,
2048 cfg_layout_can_merge_blocks_p): Ditto.
2049 * except.c (sjlj_emit_function_enter): Ditto.
2050 * flow.c (init_propagate_block_info): Ditto.
2051 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2052 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2053 insert_insn_end_bb): Ditto.
2054 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2055 find_if_case_2): Ditto.
2056 * lambda-code.c (perfect_nestify): Ditto.
2057 * lcm.c (optimize_mode_switching): Ditto.
2058 * loop-doloop.c (doloop_modify): Ditto.
2059 * loop-init.c (loop_optimizer_init): Ditto.
2060 * loop-iv.c (simplify_using_initial_values): Ditto.
2061 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2062 * loop-unswitch.c (unswitch_loop): Ditto.
2063 * modulo-sched.c (generate_prolog_epilog): Ditto.
2064 * predict.c (combine_predictions_for_insn, estimate_probability,
2065 tree_estimate_probability, last_basic_block_p,
2066 estimate_bb_frequencies): Ditto.
2067 * profile.c (branch_prob): Ditto.
2068 * regrename.c (copyprop_hardreg_forward): Ditto.
2069 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2070 * tracer.c (layout_superblocks): Ditto.
2071 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2072 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2073 cleanup_control_expr_graph, disband_implicit_edges,
2074 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2075 tree_verify_flow_info, tree_make_forwarder_block,
2076 tree_forwarder_block_p, remove_forwarder_block,
2077 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2078 * tree-if-conv.c (tree_if_conversion): Ditto.
2079 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2080 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2081 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2082 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2083 copy_loop_headers): Ditto.
2084 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2085 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2086 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2087 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2088 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2089 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2090 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2091 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2092 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2093 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2094 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2095 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2096 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2097 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2098 slpeel_add_loop_guard): Ditto.
2100 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2102 PR tree-optimization/15784
2103 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2106 * stmt.c (expand_case): Don't change index_type. Convert minval
2109 PR tree-optimization/20130
2110 * fold-const.c (fold): Fold x * -1 into -x.
2112 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2114 PR rtl-optimization/20331
2115 * rtlanal.c (modified_between_p): Check its address first for MEM.
2116 (modified_in_p): Likewise.
2118 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2120 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2122 2005-03-10 Steven Bosscher <stevenb@suse.de>
2124 * expr.c (expand_expr_real_1): If possible, use a conditional
2125 move for expanding MIN_EXPR and MAX_EXPR.
2126 Use temp for moving around rtx-en.
2128 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2131 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2134 2005-03-10 Roger Sayle <roger@eyesopen.com>
2136 * builtins.c (expand_builtin_signbit): Extend to handle floating
2137 point modes wider than the largest integer type, using the
2138 operand_subword_force function to obtain the signbit's word.
2140 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2143 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2144 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2146 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2148 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2150 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2152 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2154 (perform_edge_inserts): Unconditionally call
2155 free_dominator_info.
2157 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2159 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2161 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2163 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2165 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2167 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2169 (rtl_register_value_prof_hooks,
2170 tree_value_profile_transformations,
2171 tree_register_value_prof_hooks): Likewise.
2172 * var-tracking.c (stack_adjust_offset_pre_post,
2173 variable_htab_free, variable_union, dataflow_set_different_2,
2174 count_uses, variable_was_changed, set_frame_base_location,
2175 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2176 vt_add_function_parameters): Likewise.
2177 * varasm.c (named_section_real, named_section, make_decl_rtl,
2178 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2179 const_hash_1, compare_constant, copy_constant, force_const_mem,
2180 output_constant_pool_2, output_constant_pool_1, output_constant,
2181 output_constructor, make_decl_one_only, decl_tls_model,
2182 default_no_named_section, default_elf_select_section_1,
2183 default_unique_section_1): Likewise.
2184 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2185 * vmsdbgout.c (addr_const_to_string): Likewise.
2188 * function.c (struct assign_parm_data_one): Remove last_named
2190 (assign_parm_find_data_types): Don't determine last_named.
2191 Reorder named_parm determination.
2192 (assign_parms): Only setup varargs on the last non-varadic
2195 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2197 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2198 sda base address on medium model.
2200 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2202 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2203 * cfgloop.c (flow_loop_nodes_find): Export.
2204 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2206 * cfgloopmanip.c (fix_loop_structure): New function.
2207 * predict.c (predict_loops): Clean up the loops information.
2208 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2209 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2211 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2212 (rewrite_into_loop_closed_ssa): Declaration changed.
2213 * tree-loop-linear.c (linear_transform_loops): Add argument to
2214 rewrite_into_loop_closed_ssa call.
2215 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2216 * tree-ssa-loop-im.c (move_computations): Ditto.
2217 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2218 * tree-vectorizer.c (vectorize_loops): Ditto.
2219 * tree-optimize.c: Include cfgloop.h.
2220 (execute_todo): Choose whether to call cleanup_tree_cfg or
2221 cleanup_tree_cfg_loop.
2222 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2223 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2224 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2225 cleanup_tree_cfg_loop call.
2226 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2227 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2228 work on part of cfg.
2230 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2233 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2234 with multiple alternatives.
2236 * stmt.c (parse_output_constraint): Fix a typo.
2238 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2240 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2241 assembly directive instead of deprecated "no-generics".
2243 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2245 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2246 for non-offsettable memory references to cope with outstanding reload
2248 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2249 avoid losing outstanding address reloads.
2250 ("reload_outdi", "reload_outdf"): Likewise.
2252 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2254 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2255 code. Add more cbrt transformations.
2257 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2259 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2261 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2263 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2264 NULL_TREE when a given tree is not simplified.
2265 (fold): Return the original tree when any of the functions
2266 mentioned above NULL_TREE.
2268 * fold-const.c (fold_unary, fold_binary): Take decomposed
2269 arguments, code, type, op0, and op1 in case of fold_binary.
2270 (fold): Update calls to fold_unary and fold_binary.
2272 2005-03-09 Roger Sayle <roger@eyesopen.com>
2274 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2275 a fndecl and an arglist instead of a CALL_EXPR, exp.
2277 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2279 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2281 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2283 * expr.c (expand_assignment): Remove orig_to_rtx.
2285 * fold-const.c (int_const_binop): Remove no_overflow.
2287 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2289 * loop-iv.c (get_biv_step_1): Remove lhs.
2291 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2293 * real.c (real_nan): Remove neg.
2295 * function.c (thread_prologue_and_epilogue_insns): Remove i
2298 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2301 * tree-eh.c (tree_could_trap_p): Remove idx.
2303 * tree-into-ssa.c (ann): Remove ann.
2305 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2307 * tree-sra.c (decide_block_copy): Remove inst_count.
2309 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2311 * tree-ssa-loop-im.c (lhs): Remove.
2313 * cfgbuild.c (state, STATE, SET_STATE,
2314 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2316 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2317 (find_basic_blocks): Set the state of each basic block to
2320 2005-03-08 Jeff Law <law@redhat.com>
2322 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2323 goto results in the removal of edges in the CFG, then we need
2324 to recompute dominators.
2326 2005-03-09 Ben Elliston <bje@au.ibm.com>
2328 * c-common.c (c_do_switch_warnings): Comment fix.
2330 2005-03-08 Julian Brown <julian@codesourcery.com>
2332 * Patch from 2005-03-08 reverted for causing regressions and
2333 ppc-darwin bootstrap failure.
2335 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2337 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2338 Define the real function for ppc-darwin.
2339 * c-typeck.c (convert_arguments): Check for target-specific
2340 invalid argument call to unprototyped function.
2341 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2343 * target.h (invalid_arg_for_unprototyped_fn): New field
2345 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2346 default target hook.
2347 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2350 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2352 * c-typeck.c (constructor_stack, constructor_range_stack,
2353 initializer_stack): Make them static.
2355 * cfg.c (rbi_pool): Make it static.
2357 * gimple-low.c (lower_stmt_body): Make it static.
2358 * tree-flow.h: Remove the corresponding prototype. Don't
2361 * sched-deps.c (cache_size): Make it static.
2363 * stor-layout.c (lang_adjust_rli): Make it static.
2365 2005-03-08 Julian Brown <julian@codesourcery.com>
2367 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2368 from being used for symbols with vague linkage when
2369 HAVE_GAS_COMDAT_GROUP is true.
2371 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2373 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2374 nlabel == JUMP_LABEL (jump).
2376 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2378 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2379 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2380 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2381 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2383 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2386 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2387 * c-common.c (handle_returns_twice): New function.
2388 (c_common_attribute_table): Declare eturns_twice' attribute.
2389 * doc/extend.texi: Document eturns_twice' attribute.
2390 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2391 (struct tree_decl): Add returns_twice_flag.
2393 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2395 * tree-ssa-phiopt.c: Fix a comment typo.
2397 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2398 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2399 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2402 2005-03-08 Richard Henderson <rth@redhat.com>
2404 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2405 builtin codes with ctzdi2, clzdi2, popcountdi2.
2406 (struct alpha_builtin_def): Add is_const.
2407 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2408 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2409 (alpha_init_builtins): Init them. Set nothrow and const attributes
2411 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2412 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2413 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2414 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2415 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2416 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2417 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2418 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2419 (TARGET_FOLD_BUILTIN): New.
2420 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2421 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2423 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2425 2005-03-08 Ira Rosen <irar@il.ibm.com>
2427 PR tree-optimization/20122
2428 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2429 condition of access function instead of base.
2431 2005-03-07 Jeff Law <law@redhat.com>
2432 Steven Bosscher <stevenb@suse.de>
2434 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2435 (find_taken_edge): Call find_taken_edge_computed_goto as
2436 appropriate. Allow any gimple invariant rather than just
2437 INTEGER_CST for VAL.
2438 (cleanup_control_flow): Cleanup a computed goto which has turned
2440 (tree_merge_blocks): If block B has any forced labels, move
2441 them to the start of block A.
2442 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2443 computed gotos as well.
2444 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2445 removal of unnecessary computed gotos too.
2446 (lookup_redirection_data): Fix type of INSERT argument. Callers
2449 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2451 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2452 Remove trailing spaces.
2454 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2455 unshare_all_trees): Make them static.
2456 * tree-gimple.h: Remove the corresponding prototypes.
2458 * diagnostic.h: Remove unused prototype
2459 debug_output_buffer.
2460 * modulo-sched.c: Remove unused prototype
2461 set_row_column_for_ps.
2463 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2464 replace_phi_edge_with_variable): Remove unused variable i.
2466 2005-03-07 Per Bothner <per@bothner.com>
2468 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2470 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2473 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2474 bbs on the COND_EXPR instead of the PHI_NODEs.
2475 (candidate_bb_for_phi_optimization): Remove.
2476 (replace_phi_with_stmt): Rename to ...
2477 (replace_phi_edge_with_variable): this and change so that we
2478 replace the phi argument instead of removing the PHI.
2479 (conditional_replacement): Change so we deal with PHI with more
2481 (value_replacement): Likewise.
2482 (abs_replacement): Likewise.
2484 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2486 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2487 output_e500_flip_gt_bit.
2489 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2491 (rs6000_generate_compare): Fix logic to look at the correct bits.
2492 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2494 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2495 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2496 gen_move_from_CR_gt_bit.
2498 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2499 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2500 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2502 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2503 (E500_CR_IOR_COMPARE): New constant.
2505 2005-03-08 Earl Chew <earl_chew@agilent.com>
2506 David Billinghurst <David.Billinghurst@riotinto.com>
2508 * config/i386/host-cygwin.c: New file to support precompiled
2510 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2511 * config.host: Use above files for cygwin host.
2513 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2515 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2516 ordering ops from earlier change.
2518 2005-03-07 Per Bothner <per@bothner.com>
2520 Various fixes to allow us to again build if --enable-mapped-location:
2521 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2522 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2523 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2524 local variable loc. Change logic appropriately.
2525 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2526 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2527 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2528 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2529 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2531 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2533 PR rtl-optimization/19683
2534 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2535 number of bytes, to smallest_int_for_mode. Fix arguments to
2536 REG_CANNOT_CHANGE_MODE_P.
2538 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2540 * reorg.c (relax_delay_slots): Check that the jump is
2541 conditional before trying to invert it.
2543 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2545 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2548 * calls (stack_arg_under_construction): Make it static.
2550 * flow.c (regs_live_at_setjmp): Make it static.
2551 * flow.h: Remove the corresponding prototype.
2553 * reload1.c (reload_startobj, reload_firstobj,
2554 something_needs_operands_changed, reload_inherited,
2555 reload_inheritance_insn, reload_override_in,
2556 reload_spill_index): Make them static.
2558 * recog.c (verify_changes): Make it static.
2559 * recog.h: Remove the corresponding prototype.
2561 * cfgbuild.c (find_sub_basic_blocks): Remove.
2562 * basic-block.h: Remove the corresponding prototype.
2563 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2565 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2567 * tree-ssa-operands.c (check_build_stmt): Remove.
2569 * stor-layout.c (set_alignment): Remove.
2570 * tree.h: Remove the corresponding prototype.
2572 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2574 * tree-ssa-dce.c (control_dependence_map,
2575 visited_control_parents): Make them static.
2577 * cfghooks.c (verify_flow_info): Remove local variable
2580 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2583 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2585 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2587 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2589 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2591 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2592 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2593 PARALLEL for an empty structure.
2595 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2597 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2599 * fold-const.c (fold_binary): Unroll the very first "for"
2602 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2604 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2605 redundant match_code test.
2606 (scc_comparison_operator): Swap match_operand and match_code
2608 (branch_positive_comparison_operator): Same.
2609 (trap_comparison_operator): Use comparison_operator and swap with
2612 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2615 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2616 (out_movhi_r_mr): Read low byte of volatile MEM first.
2617 (out_movhi_mr_r): Write high byte of volatile MEM first.
2619 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2621 * cselib.c (reg_values, reg_values_size): Make them static.
2623 * cse.c (cse_reg_info_table): Make it static.
2625 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2627 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2629 * cse.c (find_best_addr): Use canon_for_address.
2631 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2633 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2634 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2635 SUBREG and MEM, respectively.
2637 * fold-const.c (fold_binary): Use code instead of t.
2639 * fold-const.c (optimize_minmax_comparison): Take decomposed
2640 arguments code, type, op0, and op1 instead of t.
2641 (fold_binary): Update a call to optimize_minmax_comparison.
2643 * fold-const.c (fold_range_test): Take decomposed arguments
2644 code, type, op0, and op1 instead of t.
2645 (fold_binary): Update a call to fold_range_test.
2647 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2648 decomposed arguments code, type, op0, and op1 instead of t.
2649 (fold_binary): Update a call to fold_range_test.
2651 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2653 * fold-const.c (fold_binary): Avoid directly using the original
2654 expression t as much as possible.
2656 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2658 * c-semantics.c (build_stmt): Use TYPE_P instead of
2659 IS_NON_TYPE_CODE_CLASS.
2660 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2661 (NON_TYPE_CHECK): Use TYPE_P instead of
2662 IS_NON_TYPE_CODE_CLASS.
2664 * fold-const.c (fold): Remove handling of binary expressions.
2666 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2668 * doc/c-tree.texi: Wrap comments in @r{}.
2669 * doc/cpp.texi: Likewise.
2670 * doc/cppinternals.texi: Likewise.
2671 * doc/extend.texi: Likewise.
2672 * doc/md.texi: Likewise.
2673 * doc/objc.texi: Likewise.
2674 * doc/sourcebuild.texi: Likewise.
2675 * doc/tm.texi: Likewise.
2678 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2680 * predict.c (apply_return_prediction): Standardize PHI chain
2682 * tree-ssa.c (ssa_redirect_edge): Likewise.
2684 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2685 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2688 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2689 * tree-flow.h: Adjust the prototype for remove_phi_node.
2690 * lambda-code.c (perfect_nestify): Adjust a call to
2693 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2694 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2696 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2697 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2698 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2699 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2701 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2702 of GEN_INT (trunc_int_for_mode (...)).
2703 * loop-iv.c (iv_number_of_iterations): Likewise.
2704 * postreload.c (reload_cse_move2add): Likewise.
2705 * simplify-rtx.c (simplify_const_unary_operation,
2706 simplify_const_binary_operation): Likewise.
2707 * stor-layout.c (get_mode_bounds): Likewise.
2709 * fold-const.c (fold_binary): New.
2710 (fold): Call fold_binary on binary expressions.
2712 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2714 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2715 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2716 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2717 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2718 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2720 2005-03-04 Devang Patel <dpatel@apple.com>
2722 PR tree-optimization/18815
2723 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2724 loops with zero exit edges.
2726 2005-03-04 Devang Patel <dpatel@apple.com>
2728 * doc/invoke.texi: Remove reference to webpage that does not exist.
2730 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2731 Joseph S. Myers <joseph@codesourcery.com>
2734 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2735 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2736 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2737 * pa.c (get_plabel): Change argument to symbol_ref. Call
2738 maybe_get_identifier instead of get_identifier.
2739 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2740 (struct deferred_plabel): Replace name field with symbol field.
2741 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2742 ASM_OUTPUT_EXTERNAL_REAL is defined.
2743 (output_global_address): Use output_addr_const for output of all
2745 (output_deferred_plabels): Use symbol_ref instead of name for address
2747 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2748 ASM_OUTPUT_SYMBOL_REF): New macros.
2749 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2751 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2754 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2756 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2757 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2759 2005-03-04 Jeff Law <law@redhat.com>
2761 * basic-block.h (rediscover_loops_after_threading): Declare.
2762 * tree-ssa-dom.c: Include cfgloop.h.
2763 (tree_ssa_dominator_optimize): Discover loops and some basic
2764 properties. Remove forwarder blocks recreated by loop header
2765 canonicalization. Also mark backedges in the CFG.
2766 * tree-ssa-threadupdate.c: Include cfgloop.h
2767 (rediscover_loops_after_threading): Define.
2768 (struct local_info): New field, JUMP_THREADED.
2769 (prune_undesirable_thread_requests): New function.
2770 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2771 then record that fact for the callers of redirct_edges.
2772 (thread_block): If BB has incoming backedges, then call
2773 prune_undesirable_thraed_requests. Note when we are
2774 going to have to rediscover loop information. Return a
2775 boolean indicating if any jumps were threaded.
2776 (thread_through_all_blocks): Bubble up boolean indicating
2777 if any jumps were threaded.
2778 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2779 (tree-ssa-threadupdate.o): Similarly.
2781 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2783 * fold-const.c (fold_ternary): Unroll the "for" loop to
2786 2005-03-04 Andrew Haley <aph@redhat.com>
2788 * unwind-dw2-fde-glibc.c (struct
2789 unw_eh_callback_data.check_cache): New field.
2790 (frame_hdr_cache): New.
2791 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2792 Cache frame header info.
2794 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2796 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2797 (print_c_condition): Declare.
2798 * read-rtl.c (ptr_loc): New structure.
2799 (ptr_locs, ptr_loc_obstack, joined_conditions)
2800 (joined_conditions_obstack): New variables.
2801 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2802 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2803 (join_c_conditions, print_c_condition): New functions.
2804 (apply_macro_to_string): Associate the new string with the same
2805 source location as the old one.
2806 (add_condition_to_string): Use join_c_conditions.
2807 (read_string): Use set_rtx_ptr_loc to record a filename and line
2808 number for the string.
2809 (read_rtx): Initialize the new variables above.
2810 * genattrtab.c (write_test_expr, write_attr_value): Use
2812 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2813 comment above the GCC_VERSION check.
2814 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2815 Inline the definition of MAYBE_EVAL.
2816 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2817 * genoutput.c (process_template): Likewise.
2818 * genpreds.c (write_predicate_subfunction): Likewise.
2819 (write_predicate_expr): Use print_c_condition.
2820 * genrecog.c (write_cond): Likewise.
2821 * gensupport.c (process_rtx): Use join_c_conditions to join the
2822 conditions of a define_insn_and_split. Record a source location
2823 for the string after the "&&".
2824 (alter_test_for_insn): Use join_c_conditions.
2826 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2829 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2830 PR tree-optimization/15784
2831 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2834 2005-03-04 Ben Elliston <bje@au.ibm.com>
2836 * gcc.c (option_map): Add --coverage.
2837 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2838 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2839 * config/darwin.h: Pass -lgcov for `coverage'.
2840 * doc/invoke.texi (Debugging Options): Document --coverage.
2842 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2844 * gcse.c (bypass_block): Use find_edge wherever possible.
2846 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2850 * c-opts.c (c_common_parse_file): Call start_source_file
2851 and end_source_file at the approriate times.
2853 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2854 the main file, it will be done for us now.
2856 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2858 * fold-const.c (fold_ternary): New.
2859 (fold): Call fold_ternary on ternary expressions. Remove
2860 handling of ternary expressions.
2862 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2864 PR tree-optimization/15784
2865 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2868 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2870 * config/rs6000/predicates.md (branch_comparison_operator):
2871 Convert from C block to conditional format.
2873 2005-03-03 Jan Hubicka <jh@suse.cz>
2875 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2876 and non-constant public variables.
2878 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2880 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2883 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2886 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2887 calls to release_ssa_name and release_phi_node.
2889 * fold-const.c (fold): Remove handling of unary expressions.
2891 * fold-const.c (fold_unary): Avoid directly using the original
2892 expression t as much as possible.
2894 2005-03-03 Roger Sayle <roger@eyesopen.com>
2895 Andrew Pinski <pinskia@physics.uc.edu>
2897 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2898 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2900 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2902 Describe special registers SRP and MOF as allocatable registers.
2903 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2904 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2905 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2906 TARGET_HAS_MUL_INSNS.
2907 (cris_print_operand) <case 'd'>: New case.
2908 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2909 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2911 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2912 (REG_ALLOC_ORDER): Update for MOF.
2913 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2915 (GENERAL_REGS): No longer a define of ALL_REGS.
2916 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2917 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2919 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2920 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2921 (SECONDARY_RELOAD_CLASS): Define.
2922 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2923 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2924 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2925 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2926 (REGISTER_MOVE_COST): Define.
2927 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2928 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2929 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2930 (CRIS_MOF_REGNUM): New define_constants.
2931 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2933 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2935 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2936 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2937 Adjust for MOF being properly described as a register.
2938 (indir_to_reg_split): Name this split. Conditionalize on the
2939 destination register being a general register.
2940 (movei): Conditionalize on on operands 0 and 1 having the same
2943 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2946 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2947 -mcpu to override any other explicitly given flags.
2949 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2951 * recog.c (verify_changes, confirm_change_group): New functions,
2952 broken out of apply_change_group.
2953 (apply_change_group): Use them.
2954 * recog.h (verify_change, confirm_change_group): Declare.
2955 * rtl.h (redirect_jump_2): Declare.
2956 * jump.c (redirect_exp, invert_exp): Delete.
2957 (invert_exp_1): Take second parameter. Return value. Changed caller.
2958 (redirect_jump_2): New function, broken out of redirect_jump.
2959 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2960 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2961 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2963 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2965 * varasm.c (named_section): Use xstrdup rather than doing it by
2968 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2970 2005-03-02 Devang Patel <dpatel@apple.com>
2972 Undo PR tree-optimization/18815 fix.
2974 2005-03-02 Devang Patel <dpatel@apple.com>
2976 PR tree-optimization/18815
2977 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2978 loops with zero exit edges.
2980 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2982 * cfg.c (connect_src, connect_dest, disconnect_src,
2983 disconnct_dest): New.
2984 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2985 redirect_edge_pred): Use the new functions.
2987 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2988 free_dominance_info only when needed.
2990 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2993 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2994 (reg_or_sub_cint64_operand): Same.
2996 2005-03-02 Jeff Law <law@redhat.com>
2998 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2999 CFG_ALTERED in the main DOM iteration loop.
3001 2005-03-02 Mark Mitchell <mark@codesourcery.com>
3004 * varasm.c (initializer_constant_valid_p): Allow conversions
3005 between OFFSET_TYPEs. Tidy.
3007 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
3009 * config/cris/cris.md ("return"): Remove epilogue delay list
3012 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
3014 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
3016 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
3018 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3020 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
3021 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
3022 config/m68k/m68k.c, config/mips/mips.h,
3023 config/rs6000/rs6000-protos.h, doc/contrib.texi,
3024 doc/include/gcc-common.texi: Update copyright.
3026 PR middle-end/18029 and PR middle-end/18030
3027 * expr.c (optimize_bitfield_assignment_op): Add a special case
3028 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3030 * fold-const.c (fold_unary): New.
3031 (fold): Call fold_unary on unary expressions.
3033 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3035 * cgraph.h (struct cgraph_edge): Add prev_caller and
3037 (cgraph_node_remove_callees): Export.
3038 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3040 (cgraph_edge_remove_callee): New function.
3041 (cgraph_edge_remove_caller): Likewise.
3042 (cgraph_remove_edge): Use.
3043 (cgraph_redirect_edge_callee): Likewise.
3044 (cgraph_node_remove_callees): New function.
3045 (cgraph_node_remove_callers): Likewise.
3046 (cgraph_remove_node): Use.
3047 * tree-optimize.c (tree_rest_of_compilation): Use
3048 cgraph_node_remove_callees instead of manual loop.
3049 * cgraphunit.c (cgraph_finalize_function): Likewise.
3050 (cgraph_expand_function): Likewise.
3051 (cgraph_remove_unreachable_nodes): Likewise.
3053 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3056 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3058 * c-decl.c (undeclared_variable): Take location as argument.
3059 * c-typeck.c (build_external_ref): Likewise.
3060 * c-parser.c (c_parser_postfix_expression): Pass location of
3061 identifier to build_external_ref.
3063 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3065 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3066 CCEQ mode for branch_positive_comparison_operator test.
3067 * config/rs6000/predicates (branch_comparison_operator): Revert to
3069 (scc_comparison_operator): Same.
3070 (branch_positive_comparison_operator): Same.
3072 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3074 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3075 (cris_delay_slots_for_epilogue): Remove.
3076 (save_last): Move into cris_target_asm_function_epilogue.
3077 (cris_target_asm_function_epilogue): Remove tests for file being
3079 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3080 (cris_delay_slots_for_epilogue): Remove prototypes.
3081 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3082 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3084 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3086 * config/rs6000/predicates.md (branch_comparison_operator): Change
3087 to define_special_predicate.
3088 (scc_comparison_operator): Same.
3089 (branch_positive_comparison_operator): Same.
3091 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3093 * Makefile.in (tree-ssa-sink.o): New.
3094 (OBJS-common): Add tree-ssa-sink.o.
3095 * common.opt: Add -ftree-sink
3096 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3097 * timevar.def (TV_TREE_SINK): new timevar.
3098 * tree-flow.h (is_hidden_global_store): Prototype.
3099 * tree-optimize.c (init_tree_optimization_passes): Add
3101 * tree-pass.h (pass_sink_code): New.
3102 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3103 for non-obvious global store store to is_hidden_global_store, and
3104 call that new function.
3105 * tree-ssa-sink.c: New file.
3106 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3107 * doc/passes.texi: Document forward store motion.
3108 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3109 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3110 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3111 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3113 2005-03-01 Per Bothner <per@bothner.com>
3115 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3116 and we have a non-zero column-number, add it to the message.
3117 Also factor out the diagnostic_kind_text.
3119 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3121 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3122 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3123 flow_loop_scan): Removed.
3124 (flow_loop_dump): Do not dump removed fields.
3125 (flow_loop_free): Do not free removed fields.
3126 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3127 (loop_exit_edge_p): New function.
3128 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3129 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3130 num_exits, exits_doms.
3131 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3132 LOOP_EDGES, LOOP_ALL): Removed.
3133 (flow_loop_scan): Declaration removed.
3134 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3135 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3137 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3138 (if_convert): Call flow_loops_find and flow_loops_free
3139 when calling mark_loop_exit_edges.
3140 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3141 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3142 free_dominance_info calls.
3143 * loop-init.c (flow_loops_find): Ditto.
3144 * passes.c (rest_of_handle_branch_prob): Ditto.
3145 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3146 * loop-unroll.c (analyze_insns_in_loop): Do not use
3148 * predict.c (predict_loops): Do not call flow_loop_scan.
3149 Use get_loop_exit_edges.
3150 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3151 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3152 Do not use EDGE_LOOP_EXIT.
3153 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3154 to bb_with_exit_edge_p.
3155 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3156 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3157 to bb_with_exit_edge_p.
3158 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3160 * tree-loop-linear.c (linear_transform_loops): Do not call
3161 flow_loop_scan. Use loop->single_exit.
3162 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3163 (vect_analyze_loop_form): Do not call flow_loop_scan.
3164 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3166 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3168 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3169 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3170 slpeel_tree_duplicate_loop_to_edge_cfg,
3171 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3172 Use loop_preheader_edge and loop->single_exit. Do not call
3175 2005-03-01 Nick Clifton <nickc@redhat.com>
3177 * config/arm/arm.c (thumb_find_work_register): Check all of the
3178 argument registers to see if they are free, and a couple of
3179 special cases where the last argument register but can be proved
3180 to be available during the function's prologue.
3181 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3182 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3183 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3185 (thumb_compute_save_reg_mask): Likewise. Also use
3186 thumb_find_work_register() to ensure that there is agreement about
3187 which work register is going to be used in the prologue.
3188 (thumb_output_function_prologue): Use unsigned long as the type
3189 for the register bit-mask. Also delay pushing the link register if
3190 other high registers are going to be pushed.
3191 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3192 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3193 redundant prototypes.
3195 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3198 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3199 and after reload in REG+REG indexed addresses without REG_POINTER
3200 set in the base and not set in the index.
3202 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3204 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3205 Don't undefine here.
3206 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3207 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3208 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3209 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3210 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3212 * config.gcc (sh*-*-linux*): Use config/linux.h.
3214 2005-02-28 Dale Johannesen <dalej@apple.com>
3215 Stan Shebs <shebs@apple.com>
3217 Rewrite of 64-bit Darwin structure-by-value pass/return.
3218 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3219 intoffset, use_stack, named.
3220 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3221 (rs6000_darwin64_record_arg_advance_flush): New.
3222 (rs6000_darwin64_record_arg_advance_recurse): New.
3223 (rs6000_darwin64_record_arg_flush): New.
3224 (rs6000_darwin64_record_arg_recurse): New.
3225 (rs6000_darwin64_record_arg): New.
3226 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3227 (function_arg_boundary): Handle 128-bit aligned structs.
3228 (function_arg_advance): Rewrite darwin64 struct handling.
3229 (function_arg): Call rs6000_darwin64_record_arg.
3230 (function_arg_partial_nregs): Handle darwin64 structs.
3231 (rs6000_darwin64_function_value): Remove.
3232 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3234 2005-02-28 Roger Sayle <roger@eyesopen.com>
3236 PR tree-optimization/20216
3237 * tree-chrec.c (tree_fold_factorial): Delete.
3238 (tree_fold_binomial): Change argument list to take a return type
3239 and change the type of K to unsigned int. Rewrite to avoid explicit
3240 evaluation of factorials, and (recursively) calling fold to perform
3241 compile-time arithmetic. Return NULL on (internal) overflow.
3242 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3243 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3244 if any intermediate calculation overflows.
3245 (chrec_apply): Update call to chrec_evaluate.
3247 2005-02-28 James E Wilson <wilson@specifixinc.com>
3249 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3251 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3254 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3255 instead of NULL_TREE on error.
3257 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3259 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3260 (EASY_VECTOR_15_ADD_SELF): Remove.
3261 (num_insns_constant_wide): Not static.
3262 (validate_condition_mode): Not static.
3263 (toc_relative_expr_p): Not static.
3264 (legitimate_indirect_address_p): Not static.
3265 (macho_lo_sum_memory_operand): Not static.
3266 (invalid_e500_subreg): Not static.
3267 (easy_vector_same): Not static.
3268 (easy_vector_splat_const): Not static.
3269 (RS6000_SYMBOL_REF_TLS_P): Remove.
3270 (any_operand): Delete.
3271 (any_parallel_operand): Delete.
3272 (count_register_operand): Delete.
3273 (altivec_register_operand): Delete.
3274 (xer_operand): Delete.
3275 (s8bit_cint_operand): Delete.
3276 (short_cint_operand): Delete.
3277 (u_short_cint_operand): Delete.
3278 (non_short_cint_operand): Delete.
3279 (exact_log2_cint_operand): Delete.
3280 (gpc_reg_operand): Delete.
3281 (cc_reg_operand): Delete.
3282 (cc_reg_not_cr0_operand): Delete.
3283 (reg_or_short_operand): Delete.
3284 (reg_or_neg_short_operand): Delete.
3285 (reg_or_aligned_short_operand): Delete.
3286 (reg_or_u_short_operand): Delete.
3287 (reg_or_cint_operand): Delete.
3288 (reg_or_arith_cint_operand): Delete.
3289 (reg_or_add_cint64_operand): Delete.
3290 (reg_or_sub_cint64_operand): Delete.
3291 (reg_or_logical_cint_operand): Delete.
3292 (got_operand): Delete.
3293 (got_no_const_operand): Delete.
3294 (easy_fp_constant): Delete.
3295 (easy_vector_constant): Delete.
3296 (easy_vector_constant_add_self): Delete.
3297 (zero_constant): Delete.
3298 (zero_fp_constant): Delete.
3299 (volatile_mem_operand): Delete.
3300 (offsettable_mem_operand): Delete.
3301 (mem_or_easy_const_operand): Delete.
3302 (add_operand): Delete.
3303 (non_add_cint_operand): Delete.
3304 (logical_operand): Delete.
3305 (non_logical_cint_operand): Delete.
3306 (mask_operand): Delete.
3307 (mask_operand_wrap): Delete.
3308 (mask64_operand): Delete.
3309 (mask64_2_operand): Delete.
3310 (and64_operand): Delete.
3311 (and64_2_operand): Delete.
3312 (and_operand): Delete.
3313 (reg_or_mem_operand): Delete.
3314 (lwa_operand): Delete.
3315 (symbol_ref_operand): Delete.
3316 (call_operand): Delete.
3317 (current_file_function_operand): Delete.
3318 (input_operand): Delete.
3319 (rs6000_nonimmediate_operand): Delete.
3320 (rs6000_tls_symbol_ref): Delete.
3321 (save_world_operation): Delete.
3322 (restore_world_operation): Delete.
3323 (load_multiple_operation): Delete.
3324 (store_multiple_operation): Delete.
3325 (vrsave_operation): Delete.
3326 (mfcr_operation): Delete.
3327 (mtcrf_operation): Delete.
3328 (lmw_operation): Delete.
3329 (stmw_operation): Delete.
3330 (branch_comparison_operator): Delete.
3331 (branch_positive_comparison_operator): Delete.
3332 (scc_comparison_operator): Delete.
3333 (trap_comparison_operator): Delete.
3334 (boolean_operator): Delete.
3335 (boolean_or_operator): Delete.
3336 (min_max_operator): Delete.
3337 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3338 (EASY_VECTOR_15): Moved to here.
3339 (EASY_VECTOR_15_ADD_SELF): Move to here.
3340 (PREDICATE_CODES): Delete.
3341 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3342 Declare functions no longer static.
3343 * config/rs6000/predicates.md: New.
3344 * config/rs6000/rs6000.md: Include predicates.md
3346 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3348 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3349 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3351 * cfgrtl.c (need_fake_edge_p): Likewise.
3352 * combine.c (distribute_notes): Likewise.
3353 * emit-rtl.c (try_split): Likewise.
3354 * recog.c (peephole2_opimize): Likewise.
3355 * reg-notes.def (ALWAYS_RETURN): Remove.
3356 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3357 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3358 * tree.h (ECF_ALWAYS_RETURN): Remove.
3360 2005-02-28 Roger Sayle <roger@eyesopen.com>
3363 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3364 between different machine modes is never a "useless" conversion.
3366 2005-02-28 Geert Bosch <bosch@gnat.com>
3369 * doc/contrib.texi: List contributors for Ada front end
3371 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3373 * simplify-rtx.c (simplify_unary_operation_1,
3374 simplify_const_unary_operation): New, extracted from...
3375 (simplify_unary_operation): ... this one.
3376 (simplify_binary_operation_1,
3377 simplify_const_binary_operation): New, extracted from...
3378 (simplify_binary_operation): ... this one.
3379 * rtl.h (simplify_const_unary_operation,
3380 simplify_const_binary_operation): Add prototypes.
3382 2005-02-28 Julian Brown <julian@codesourcery.com>
3384 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3385 building libjava and caused PR regression/20228.
3387 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3390 * Makefile.in (host_subdir): New.
3391 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3392 * configure: Regenerate.
3394 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3396 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3397 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3398 installation directory first.
3400 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3403 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3404 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3405 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3406 * config/cris/cris.md: Tweak comments referring to Q.
3407 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3408 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3409 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3410 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3411 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3412 Insert spaces in constraints to align alternatives vertically for
3414 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3417 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3419 PR rtl-optimization/17728
3420 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3421 operand 0 from general_operand to move_dest_operand.
3423 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3425 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3426 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3427 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3428 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3430 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3432 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3433 * configure: Regenerate.
3434 * libada-mk.in: Remove CC; rename
3435 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3437 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3440 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3441 for the lhs, also walk over the tree. Likewise for rhs.
3443 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3445 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3446 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3447 Do not propagate value of iv before increment over the increment.
3449 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3451 * c-parser.c: New file.
3452 * c-parse.in: Remove.
3453 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3455 (c-parser.o): Add dependencies.
3456 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3457 maintainer-clean, TAGS): Update.
3458 * c-config-lang.in (gtfiles): Update.
3459 * gengtype-lex.l: Don't handle "@@".
3460 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3461 objc_build_synchronized, objc_begin_try_stmt,
3462 objc_begin_catch_clause, objc_finish_catch_clause,
3463 objc_build_finally_clause, objc_finish_try_stmt): New.
3464 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3466 (c_parse_init): Update comment.
3467 * c-decl.c (c_init_decl_processing): Update comment.
3468 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3469 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3470 new c_declspecs members.
3472 2005-02-25 Julian Brown <julian@codesourcery.com>
3474 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3475 from being used for symbols with vague linkage when
3476 HAVE_GAS_COMDAT_GROUP is true.
3478 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3480 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3482 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3485 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3486 (LIBGCC2_HAS_DF_MODE): New.
3487 (LIBGCC2_HAS_XF_MODE): New.
3488 (LIBGCC2_HAS_TF_MODE): New.
3489 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3490 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3491 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3492 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3493 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3494 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3495 and add _fixtfdi, _fixunstfdi, _floatditf
3496 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3497 L_fixunstfdi, L_floatditf.
3498 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3499 (LIBGCC2_HAS_TF_MODE): Define.
3501 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3503 PR tree-optimization/20204
3504 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3505 REWRITE_THIS_STMT markers on PHI nodes.
3506 (rewrite_initialize_block): Likewise.
3508 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3510 * version.c (version_string): Update to 4.1.
3512 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3514 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3515 Clarify that the alternative way doesn't work in GNU C++.
3517 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3519 PR tree-optimization/19937
3520 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3521 to the type of the induction variable.
3523 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3525 PR rtl-optimization/20117
3526 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3527 the block including noncopyable insn.
3529 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3531 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3532 calls to find_reg_note.
3534 2005-02-24 Richard Henderson <rth@redhat.com>
3537 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3540 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3542 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3543 vector types if to use base reg for misaligned non-word ld/std.
3545 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3548 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3549 dwarf2 label manually and put it after, not before the prologue.
3551 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3554 * reload.c (operands_match_p): Only increment register number for
3555 SCALAR_INT_MODE_P modes in multiple hard registers.
3557 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3560 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3562 * ChangeLog.5: Fix log message typo(s).
3563 * ChangeLog.7: Likewise.
3564 * ChangeLog.tree-ssa: Likewise.
3565 * cfgexpand.c: Fix comment typo(s).
3566 * conflict.c: Likewise.
3567 * defaults.h: Likewise.
3568 * dwarf2out.c: Likewise.
3570 * ggc-page.c: Likewise.
3571 * tree-eh.c: Likewise.
3572 * tree-ssa-dom.c: Likewise.
3574 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3577 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3578 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3579 if SHARED is defined.
3582 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3583 allow splitting only if operands 0 and 3 don't overlap.
3585 2005-02-24 Richard Henderson <rth@redhat.com>
3588 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3589 (fold_builtin_1): Call them.
3590 * fold-const.c (fold_complex_mult_parts): Split out from ...
3591 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3592 (fold_complex_div_parts, fold_complex_div): New.
3594 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3596 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3598 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3599 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3601 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3602 (print_node): Likewise.
3603 Print TYPE_SIZES_GIMPLIFIED.
3605 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3607 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3608 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3609 operands as commutative in constraints.
3611 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3613 * tree-into-ssa.c: Re-organize internal functions.
3615 2005-02-24 Richard Henderson <rth@redhat.com>
3618 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3620 * common.opt (fcx-limited-range): New.
3621 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3622 * toplev.c (flag_complex_method): Initialize to 1.
3623 (process_options): Set flag_complex_method to 0 if
3624 flag_cx_limited_range.
3625 * doc/invoke.texi (-fcx-limited-range): New.
3627 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3629 * cse.c (delete_trivially_dead_insns): Speed up by using
3630 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3633 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3635 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3636 functions when -mid-shared-library is being used.
3638 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3640 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3641 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3642 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3643 * system.h: Poison LINK_LIBGCC_SPECIAL.
3645 2005-02-23 James E Wilson <wilson@specifixinc.com>
3647 * gengtype.c (note_insn_name): Make 1 element larger.
3649 2005-02-23 Roger Sayle <roger@eyesopen.com>
3652 PR rtl-optimization/20097
3653 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3654 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3656 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3658 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3659 * t-aix52 (SHLIB_INSTALL): Same.
3661 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3663 * genpreds.c: Update copyright.
3665 2005-02-23 Michael Beach <michaelb@ieee.org>
3668 * config/sparc/t-elf (startup files): Assemble with CPP.
3670 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3672 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3673 (write_predicate_expr): Likewise.
3675 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3677 PR tree-optimization/20100
3678 PR tree-optimization/20115
3679 * tree-optimize.c (init_tree_optimization_passes): Remove
3680 pass_maybe_create_global_var.
3681 * tree-pass.h (pass_maybe_create_global_var): Remove.
3682 * tree-ssa-alias.c (aliases_computed_p): Declare.
3683 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3684 (count_calls_and_maybe_create_global_var): Remove.
3685 (pass_maybe_create_global_var): Remove.
3686 (init_alias_info): Do not declare aliases_computed_p.
3687 (maybe_create_global_var): If the function contains no
3688 call-clobbered variables and a mix of pure/const and regular
3689 function calls, create .GLOBAL_VAR.
3690 Mark all call-clobbered variables for renaming.
3691 (merge_pointed_to_info): Update comment.
3692 (add_pointed_to_var): Likewise.
3693 (is_escape_site): Likewise.
3694 Accept struct alias_info * instead of size_t *.
3696 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3698 * tree-ssa-operands.c (get_call_expr_operands): If
3699 ALIASES_COMPUTED_P is false, do not add call-clobbering
3701 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3702 (delete_tree_ssa): Likewise.
3704 2005-02-22 James E Wilson <wilson@specifixinc.com>
3706 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3707 (do_compile): Do call it here.
3709 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3711 PR rtl-optimization/20017.
3712 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3713 rest_of_handle_cse2, rest_of_handle_gcse): Call
3714 delete_dead_jumptables immediately before calling cleanup_cfg.
3716 2005-02-22 Devang Patel <dpatel@apple.com>
3719 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3722 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3724 * config/rs6000/aix.h (WINT_TYPE): Define.
3726 2005-02-22 Stan Shebs <shebs@apple.com>
3728 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3729 natural alignment for 64-bit Darwin.
3730 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3732 * doc/invoke.texi: Document this.
3734 2005-02-22 DJ Delorie <dj@redhat.com>
3736 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3737 to make_[un]signed_type, not the mode itself.
3739 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3741 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3742 not available. Use tail calls wherever possible.
3743 (make_edge): Call unchecked_make_edge to create an edge.
3745 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3746 (coalesce_ssa_name): Don't check for
3747 SSANORM_USE_COALESCE_LIST.
3748 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3750 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3752 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3753 (rewrite_into_ssa): ... here.
3755 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3757 PR tree-optimization/19786
3758 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3759 tag to another's may-alias bitmap when adding to the other's list.
3761 2005-02-21 DJ Delorie <dj@redhat.com>
3763 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3764 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3765 registers in unsupported ways.
3766 * expmed.c (init_expmed): Likewise.
3768 2005-02-21 Stan Cox <scox@redhat.com>
3770 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3772 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3774 * tree-cfg.c (fold_cond_expr_cond): New.
3775 (make_edges): Call fold_cond_expr_cond.
3776 (find_taken_edge): Accept nothing but INTEGER_CST.
3777 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3779 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3781 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3782 that do not belong to any basic block.
3784 2005-02-21 Jeff Law <law@redhat.com>
3786 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3789 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3791 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3792 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3793 Adjust their definitions.
3794 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3795 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3797 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3798 genautomata.c, langhooks.c, langhooks.h, system.h,
3799 config/arm/lib1funcs.asm: Update copyright.
3801 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3803 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3805 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3808 * doc/install.texi: Document --with-gc.
3810 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3812 * simplify-rtx.c (simplify_unary_operation): Add a missing
3815 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3817 PR tree-optimization/18663
3818 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3819 if the type has variable bounds.
3821 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3823 * gcse.c: Remove an obsolete comment.
3825 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3827 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3829 * doc/extend.texi (Function Attributes) <Attribute const>: The
3830 attribute "pure" is below this text, not above.
3832 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3834 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3835 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3836 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3838 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3841 * langhooks.h (struct lang_hooks): Add to_target_charset.
3842 * langhooks.c (lhd_to_target_charset): New function.
3843 * langhooks-def.h: Declare lhd_to_target_charset.
3844 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3845 (LANG_HOOKS_INITIALIZER): Update.
3846 * c-common.c (c_common_to_target_charset): New function.
3847 * c-common.h: Declare it.
3848 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3849 c_common_to_target_charset.
3851 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3852 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3854 * system.h: Poison them.
3855 * doc/tm.texi: Don't discuss them.
3856 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3857 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3858 (pp_c_char): Do not attempt to generate letter escapes for
3860 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3861 * config/mips/mips.c (mips_output_ascii): Likewise.
3863 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3865 PR tree-optimization/19951
3866 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3869 2005-02-19 Steven Bosscher <stevenb@suse.de>
3872 * function.h (struct function): New field `max_loop_depth'.
3873 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3874 (flow_loops_find): Reset the max loop depth count before finding loops.
3875 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3876 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3877 (calculate_global_regs_live): Make sure the loop will terminate
3878 when the initial sets are not empty.
3880 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3882 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3884 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3886 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3889 * doc/invoke.texi: Remove documentation of %M spec.
3891 (init_spec): Remove %M suffix from -lgcc_s.
3892 (do_spec_1): Remove 'M' case.
3893 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3894 to put shared libraries in the multilib directory. Remove the
3895 shlib_so_soname substitution variable. Don't add a multilib encoding
3896 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3897 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3898 SHLIB_INSTALL as well as SHLIB_LINK.
3899 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3900 (SHLIB_NAME): Delete.
3901 (SHLIB_DIR): New macro.
3902 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3903 (SHLIB_INSTALL): Adjust accordingly.
3904 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3905 * config/t-slibgcc-sld: Likewise.
3906 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3907 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3908 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3910 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3911 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3912 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3913 Use @shlib_base_name@ instead of @shlib_so_name@.
3914 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3915 and @shlib_base_name@.so in @multilib_dir@.
3916 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3917 to the install path.
3918 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3919 (SHLIB_LINK): Remove previous workaround.
3920 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3921 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3922 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3924 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3925 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3926 (SHLIB_INSTALL): Adjust accordingly.
3927 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3928 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3929 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3930 config/t-slibgcc-elf-ver.
3932 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3933 Jakub Jelinek <jakub@redhat.com>
3935 PR tree-optimization/19828
3936 * tree-ssa-loop-im.c: Add a TODO comment.
3937 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3938 without side-effects.
3940 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3942 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3945 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3947 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3948 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3949 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3951 (ia64_reorg): Delete fixup_errata call.
3952 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3953 (TARGET_SWITCHES): Delete -mb-step entry.
3955 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3958 * c-typeck.c (composite_type): Handle quals in transparent unions.
3959 (type_lists_compatible_p): Likewise.
3961 2005-02-18 Stan Shebs <shebs@apple.com>
3963 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3964 expressions in the .literal8 section.
3966 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3968 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3970 2005-02-18 Roger Sayle <roger@eyesopen.com>
3972 * fold-const.c (constant_boolean_node): Always create values of the
3973 specified type, don't bother calling truthvalue_conversion.
3975 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3977 * except.c (output_function_exception_table): Call
3978 assemble_external_libcall (eh_personality_libfunc).
3980 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3983 * config/ia64/ia64.h (struct machine_function): Add state_num.
3984 * config/ia64/ia64.c (process_epilogue,
3985 process_for_unwind_directive): Use new unwind state numbers each
3986 time rather than state 1.
3988 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3991 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3992 before the "*llgt_didi" pattern.
3994 2005-02-18 Jason Merrill <jason@redhat.com>
3996 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3998 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
4000 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
4001 (div0): Use it in place of ARM_FUNC_ALIAS.
4002 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
4004 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
4007 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
4008 access, the lower bound of the array type if it exists.
4010 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
4013 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
4014 cases that are out-of-range for the index type.
4016 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4018 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
4019 (estimate_case_costs): Don't call convert.
4020 * expmed.c (expand_shift): Likewise.
4021 (make_tree): Call fold_convert instead of convert.
4023 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4026 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
4027 that ref to be marked MEM_READONLY_P doesn't have base that needs
4030 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4032 * genautomata.c (output_get_cpu_unit_code_func,
4033 output_cpu_unit_reservation_p): Don't generate old-style function
4036 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4039 PR tree-optimization/20009
4040 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4042 PR tree-optimization/18947
4043 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4044 inline, remove all nodes that are inlined into the extern inline
4047 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4049 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4050 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4051 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4052 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4055 2005-02-17 Roger Sayle <roger@eyesopen.com>
4057 PR tree-optimization/19917
4058 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4059 to be potentially trapping.
4061 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4063 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4065 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4067 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4068 tem becomes a local variable which is set to the value of the
4069 back end defined INITIAL_FRAME_ADDRESS macro.
4070 (expand_builtin_frame_address): Omit the base parameter to
4071 expand_builtin_return_addr.
4072 (expand_builtin_profile_func): Likewise.
4073 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4074 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4075 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4077 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4079 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4080 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4081 * config/frv/frv.c (frv_function_epilogue): Likewise.
4083 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4085 * lambda-code (perfect_nestify): Remove mark/unmark
4087 * tree-loop-linear.c (linear_transform_loops): Add
4088 rewrite_into_ssa call so that ssa is correct for
4089 rewriting into loop closed.
4091 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4093 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4094 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4096 * bt-load.c (btr_def_live_range, combine_btr_defs,
4097 migrate_btr_def, migrate_btr_defs): Likewise.
4098 * cfgcleanup.c (thread_jump): Likewise.
4099 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4100 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4101 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4102 df_rd_local_compute, df_reg_info_compute): Likewise.
4103 * dominance.c (init_dom_info, free_dom_info): Likewise.
4104 * flow.c (init_propagate_block_info,
4105 free_propagate_block_info): Likewise.
4106 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4107 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4108 modify_reg_pav): Likewise.
4109 * loop-invariant.c (find_defs, find_invariant_insn,
4110 find_invariants, free_inv_motion_data): Likewise.
4111 * predict.c (tree_predict_by_opcode,
4112 estimate_bb_frequencies): Likewise.
4113 * stmt.c (expand_case): Likewise.
4114 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4115 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4116 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4117 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4118 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4119 rewrite_ssa_into_ssa): Likewise.
4120 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4121 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4122 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4123 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4124 * tree-sra.c (tree_sra): Likewise.
4125 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4126 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4127 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4128 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4129 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4130 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4132 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4133 calculate_live_on_entry, calculate_live_on_exit,
4134 build_tree_conflict_graph): Likewise.
4135 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4136 record_important_candidates, set_use_iv_cost, find_depends,
4137 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4138 tree_ssa_iv_optimize_finalize): Likewise.
4139 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4140 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4141 tree_duplicate_loop_to_header_edge): Likewise.
4142 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4143 * tree-ssa.c (verify_flow_insensitive_alias_info,
4144 verify_name_tags, verify_ssa, init_tree_ssa,
4145 delete_tree_ssa): Likewise.
4146 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4147 fini_ssanames): Likewise.
4148 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4150 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4152 * config/rs6000/t-rtems: Completely reworked.
4154 2005-02-17 Ira Rosen <irar@il.ibm.com>
4156 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4158 2005-02-17 Ira Rosen <irar@il.ibm.com>
4160 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4161 POINTER_TYPE_P when checking that type is a pointer.
4162 (vect_get_memtag): Remove.
4163 (vect_address_analysis): Use POINTER_TYPE_P. Call
4164 vect_object_analysis with dummy parameter for memtag.
4165 (vect_object_analysis): Extract memtag (functionality that
4166 used to be in vect_get_memtag and moved here). Fix printings.
4167 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4168 with correct parameters. Remove call to vect_get_memtag.
4170 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4172 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4173 (tree-vectorizer.o): Added missing dependencies.
4175 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4177 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4178 declaration in tree-vectorizer.c, now has an extern declaration in
4180 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4181 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4182 get_vectype_for_scalar_type, vect_is_simple_use,
4183 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4184 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4185 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4186 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4187 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4188 find_loop_location): Likewise.
4190 * tree-vectorizer.c (langhooks.h): #include removed.
4191 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4192 moved to tree-vectorized.h.
4193 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4194 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4195 get_vectype_for_scalar_type, vect_is_simple_use,
4196 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4197 vect_supportable_dr_alignment, new_loop_vec_info,
4198 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4199 vect_set_verbosity_level, find_loop_location): Likewise.
4201 (vect_analyze_loop): Function externalized. Declaration moved to
4202 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4203 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4204 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4205 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4206 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4207 vect_enhance_data_refs_alignment, vect_analyze_operations,
4208 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4209 vect_stmt_relevant_p, vect_get_loop_niters,
4210 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4211 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4212 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4213 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4214 vect_get_memtag): Likewise.
4216 (vectorizable_load): Function externalized. Declaration moved to
4217 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4218 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4219 vect_transform_loop): Likewise.
4220 (vect_transform_stmt): Moved to tree-vect-transform.c.
4221 (vect_align_data_ref, vect_create_destination_var,
4222 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4223 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4224 vect_get_vec_def_for_operand, vect_init_vector,
4225 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4226 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4227 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4228 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4229 vect_do_peeling_for_loop_bound): Likewise.
4231 * tree-vect-analyze.c: New file.
4232 * tree-vect-transform.c: New file.
4234 2005-02-17 Jason Merrill <jason@redhat.com>
4236 PR mudflap/19319, c++/19317
4237 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4240 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4242 * doc/install.texi (Specific): Update link for Darwin-specific
4245 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4247 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4248 constant_boolean_node.
4250 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4253 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4254 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4256 2005-02-16 Richard Henderson <rth@redhat.com>
4259 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4261 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4262 replace uses with Wtype_MAXp1_F.
4263 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4264 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4265 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4266 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4267 and HAVE_TFMODE as appropriate.
4268 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4269 (__floatdisf): Likewise.
4270 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4271 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4272 (Wtype_MAXp1_F): New.
4273 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4274 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4276 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4279 * arm.c (arm_apply_result_size): New function.
4280 * arm.h (APPLY_RESULT_SIZE): Define.
4281 * arm-protos.h (arm_apply_result_size): Add prototype.
4282 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4283 (movxf): New expand.
4284 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4285 (call_value_symbol): Remove predicate for operand 0.
4286 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4287 (untyped_call): Rework to correclty return values for any type.
4288 (untyped_return): New expand.
4289 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4291 2005-02-16 Stan Shebs <shebs@apple.com>
4293 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4294 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4296 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4298 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4299 configure settings on Solaris 7 and later.
4301 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4303 PR tree-optimization/19865
4304 * tree-optimize.c (init_tree_optimization_passes): Run
4305 pass_may_alias after pass_sra.
4307 2005-02-16 Richard Henderson <rth@redhat.com>
4308 Stuart Hastings <stuart@apple.com>
4311 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4312 Do nothing if debug info suppressed for this function.
4313 (dbxout_begin_function): Early exit if debug info suppressed for
4316 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4319 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4321 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4323 PR tree-optimization/19967
4324 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4325 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4326 argument TYPE. Adjust calls to fold_builtin_XXX.
4327 (expand_builtin, fold_builtin_1): Adjust calls to
4329 (fold_builtin_strchr, fold_builtin_strpbrk,
4330 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4331 result to a requested type TYPE.
4333 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4336 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4337 (T)x & (T)cst if (T)cst overflows.
4338 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4339 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4341 2005-02-15 Jeff Law <law@redhat.com>
4343 * gcse.c (blocks_with_calls): New bitmap.
4344 (alloc_gcse_mem): Allocate it.
4345 (free_gcse_mem): Free it.
4346 (clear_modifY_mem_tables): Clear it.
4347 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4348 when we encounter CALL_INSNs.
4349 (compute_transp, case MEM): Handle blocks with calls separate
4350 from blocks without calls. Use bitmap iterators rather than
4353 2005-02-15 Peter O'Gorman <peter@pogma.com>
4356 * mklibgcc.in (vis_hide): Use a temporary object file, not
4359 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4362 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4363 access optimization.
4365 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4366 Alan Modra <amodra@bigpond.net.au>
4369 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4370 (_xlqsub): Rename to __gcc_qsub.
4371 (_xlqmul): Rename to __gcc_qmul.
4372 (_xlqdiv): Rename to __gcc_qdiv.
4373 Provide versioned symbol aliases with old names.
4374 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4375 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4376 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4377 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4378 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4380 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4382 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4383 Fold ~(A - 1) and ~(A + -1) to -A.
4385 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4389 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4390 config/pa/pa-host.c:pa_gt_pch_use_address.
4392 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4394 * tree-vn.c (get_value_handle): Make sure that given an
4395 is_gimple_min_invariant expression, we always return it.
4397 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4399 * passes.c (rest_of_handle_gcse): Fix a comment.
4401 2005-02-15 Jeff Law <law@redhat.com>
4403 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4405 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4406 (canon_list_insert, record_last_mem_set_info): Similarly.
4407 (clear_modify_mem_tables): Similarly.
4409 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4411 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4412 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4413 config/mips/mips.md, config/rs6000/aix.h,
4414 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4416 2005-02-15 Richard Henderson <rth@redhat.com>
4418 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4419 call to be best_edge.
4421 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4423 * basic-block.h: Adjust the prototype for find_basic_blocks.
4424 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4425 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4428 * flow.c (recompute_reg_usage): Remove all arguments.
4429 * passes.c (rest_of_compilation): Adjust the call to
4430 recompute_reg_usage.
4431 * rtl.h: Adjust the prototype for recompute_reg_usage.
4433 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4435 * tree-dump.c (dump_files): Update to reflect new member
4437 (dump_register): Add new argument.
4439 (dump_switch_p_1): Check against glob name if doglob was passed.
4440 (dump_switch_p): Check against regular first, then glob if
4441 we didn't have any hits on the dump name.
4442 * tree-optimize.c (register_one_dump_file):
4443 Pass in glob name as well.
4444 * tree-pass.h (struct dump_file_info): Add glob
4447 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4449 PR preprocessor/16323
4450 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4452 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4455 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4456 (trunctfdf2_internal1): New.
4457 (trunctfdf2_internal2): Renamed from trunctfdf2.
4459 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4461 PR tree-optimization/19853
4462 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4464 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4466 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4467 delete_dead_jumptables and cleanup_cfg.
4469 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4471 * reload.c (find_reloads): Swap address_reloaded flags when
4472 swapping commutative operands.
4474 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4476 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4477 Use standard_iv_increment_position for computing the bsi position
4479 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4482 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4485 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4486 life range of hard registers.
4487 * value-prof.c (insn_prefetch_values_to_profile): Only
4490 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4491 profile in libcalls.
4493 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4495 * bitmap.h (bitmap_and_compl_into): Return bool.
4496 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4498 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4500 PR tree-optimization/19944
4501 * fold-const.c (fold): Re-add ABS_EXPR folding.
4503 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4506 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4507 {TARGET,MASK}_XL_COMPAT.
4508 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4510 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4511 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4513 (rs6000_arg_partial_bytes): Same.
4514 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4515 and XL compatibility enabled.
4516 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4517 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4518 test to final condition.
4519 (cmptf_internal2): New.
4520 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4521 xl-compat. Add TFmode information to description.
4523 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4525 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4527 2005-02-13 Jason Merrill <jason@redhat.com>
4530 * fold-const.c (fold_indirect_ref_1): Split out from...
4531 (build_fold_indirect_ref): Here.
4532 (fold_indirect_ref): New fn.
4533 * tree.h: Declare it.
4534 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4535 (gimplify_modify_expr_rhs): Likewise.
4536 (gimplify_expr): Likewise.
4538 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4540 PR tree-optimization/14303
4541 PR tree-optimization/15784
4542 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4543 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4544 ABS_EXPR<x> != 0 to x != 0.
4546 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4548 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4549 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4550 spelling conventions.
4552 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4553 delete_trivially_dead_insns too many times.
4555 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4558 2005-02-12 Ira Rosen <irar@il.ibm.com>
4560 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4561 (vect_is_simple_iv_evolution): Remove redundant parameter
4563 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4564 without last parameter.
4565 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4566 Return pointer step. Call vect_is_simple_iv_evolution without
4567 last parameter. Check only that the step is multiple of size
4568 type. Remove stmt_vinfo updates.
4569 (vect_get_memtag_and_dr): Remove.
4570 (vect_get_memtag): New function.
4571 (vect_address_analysis): New function.
4572 (vect_object_analysis): New function.
4573 (vect_analyze_data_refs): Call vect_object_analysis and
4574 vect_get_memtag. Update stmt_vinfo fields.
4576 2005-02-12 Ira Rosen <irar@il.ibm.com>
4578 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4579 exist and are objects. Remove checks for pointer.
4580 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4581 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4582 (vect_create_data_ref_ptr): Likewise.
4583 (vect_base_addr_differ_p): New function.
4584 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4585 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4586 Don't set the DR_BASE_NAME field of data-ref.
4587 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4589 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4591 * optabs.h (enum optab_index): Add new OTI_ldexp.
4592 (ldexp_optab): Define corresponding macro.
4593 * optabs.c (init_optabs): Initialize ldexp_optab.
4594 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4596 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4598 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4599 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4601 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4602 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4605 2005-02-12 Ira Rosen <irar@il.ibm.com>
4607 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4609 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4611 (vect_get_base_and_offset): Always return an address.
4612 (vect_create_addr_base_for_vector_ref): Remove treatment for
4613 different data reference types.
4614 (vect_compute_data_ref_alignment): Rename base to base_address in
4615 stmt_vec_info. Get the object in order to force its alignment.
4616 (vect_get_memtag_and_dr): Rename base to base_address in
4617 stmt_vec_info. Extract the object for memtag analysis.
4619 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4621 PR regression/19898.
4622 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4623 changes cc_status, use apply modified_in_p to part of cc_status
4624 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4627 2005-02-11 Richard Henderson <rth@redhat.com>
4629 * tree-complex.c (expand_complex_libcall): New.
4630 (expand_complex_multiplication): Use it for c99 compliance.
4631 (expand_complex_division): Likewise.
4632 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4634 * builtins.c (built_in_names): Remove const.
4635 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4637 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4638 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4639 (built_in_names): Remove const.
4640 * c-common.c (c_common_type_for_mode): Handle complex modes.
4641 * flags.h, toplev.c (flag_complex_method): Rename from
4642 flag_complex_divide_method.
4643 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4644 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4645 * libgcc2.h: Declare them.
4646 * libgcc-std.ver: Export them.
4647 * mklibgcc.in (lib2funcs): Build them.
4649 2005-02-11 Steven Bosscher <stevenb@suse.de>
4651 PR tree-optimization/19876
4652 Partially revert my change from 2005-01-14
4653 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4654 (compute_antic): ...and remove the loop here.
4656 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4659 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4660 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4662 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4663 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4665 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4667 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4668 offsets for the big-endian 32-bit case.
4670 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4672 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4674 2005-02-11 Dale Johannesen <dalej@apple.com>
4676 * cselib.c (cselib_process_insn): Clear out regs where
4677 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4678 * reload.c (find_equiv_reg): Ditto.
4680 2005-02-11 Ian Lance Taylor <ian@airs.com>
4682 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4685 * tree.c (build_function_type_list): Work correctly if there are
4688 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4690 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4691 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4692 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4693 TARGET_ZARCH instead of TARGET_64BIT.
4695 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4697 * config/rs6000/t-rtems:
4698 (MULTILIB_OPTIONS): Remove mcpu=602.
4699 (MUTLILIB_DIRNAMES): Remove m602.
4700 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4701 Let mcpu=602 match mcpu=603.
4702 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4704 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4706 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4709 2005-02-10 David Daney <ddaney@avtrex.com>
4711 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4712 * config/i386/linux-unwind.h: Likewise.
4713 * config/ia64/linux-unwind.h: Likewise.
4714 * config/mips/linux-unwind.h: Likewise.
4715 * config/pa/linux-unwind.h: Likewise.
4716 * config/rs6000/linux-unwind.h: Likewise.
4717 * config/s390/linux-unwind.h: Likewise.
4718 * config/sh/linux-unwind.h: Likewise.
4719 * config/sparc/linux-unwind.h: Likewise.
4721 2005-02-10 Steven Bosscher <stevenb@suse.de>
4723 PR tree-optimization/17549
4724 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4725 TER to replace a DEF with its expression if the DEF and the
4726 rhs of the expression we replace into have the same root
4729 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4731 * config/mips/mips.md: Fix the placement of the match_scratch in the
4734 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4736 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4739 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4741 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4742 (strip_offset): Handle addresses.
4743 (add_address_candidates): Use strip_offset.
4744 (difference_cost): Reflect strip_offset change.
4745 (force_var_cost, difference_cost): Strip nops.
4747 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4749 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4751 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4752 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4753 config/cris/cris-protos.h, config/cris/cris.c: Update
4756 2005-02-10 Jeff Law <law@redhat.com>
4758 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4759 (lookup_avail_expr): Similarly.
4761 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4763 * builtins.c (fold_builtin_powi): New function.
4764 (fold_builtin_1): Call it.
4766 2005-02-10 Steven Bosscher <stevenb@suse.de>
4768 PR documentation/19309
4769 * doc/cpp.texi: The __GNUC__ and related predefined macros
4770 are also defined for the "standalone" cpp.
4771 Some non-GCC compilers may also define __GNUC__.
4773 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4776 * c-typeck.c (common_type): New routine. Old common_type renamed
4778 (c_common_type): ...this.
4779 (build_conditional_expr, build_binary_op): Use c_common_type instead
4782 2005-02-10 Steven Bosscher <stevenb@suse.de>
4784 * doc/md.texi: Replace @samp{length} with @code{length}.
4786 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4788 PR tree-optimization/18687
4789 * tree-flow.h (find_loop_niter): Declare.
4790 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4791 Try using scev even for loops with more than one exit.
4792 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4793 (struct ivopts_data): Added niters field.
4794 (struct nfe_cache_elt): New.
4795 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4797 (tree_ssa_iv_optimize_init): Initialize niters cache.
4798 (determine_number_of_iterations): Removed.
4799 (find_induction_variables): Do not call determine_number_of_iterations.
4800 Access niters for single exit through niter_for_single_dom_exit.
4801 (add_iv_outer_candidates): Access niters for single exit through
4802 niter_for_single_dom_exit.
4803 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4804 number_of_iterations_cond.
4805 (iv_period): New function.
4806 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4807 (may_replace_final_value): Take data argument. Use
4808 niter_for_single_dom_exit.
4809 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4810 (rewrite_use_compare): Pass data to may_eliminate_iv.
4811 (rewrite_use_outer): Pass data to may_replace_final_value.
4812 (free_loop_data): Clean up the niters cache.
4813 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4814 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4815 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4816 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4817 (num_ending_zeros): Moved to tree.c.
4818 * tree.h (num_ending_zeros): Declare.
4819 * tree.c (num_ending_zeros): Moved from tree.c.
4821 2005-02-09 Richard Henderson <rth@redhat.com>
4823 * builtins.c (DEF_BUILTIN): Add COND argument.
4824 * tree.h (DEF_BUILTIN): Likewise.
4825 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4826 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4828 (DEF_BUILTIN_STUB): New.
4829 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4830 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4831 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4832 * c-common.c (DEF_BUILTIN): Add COND argument.
4833 * tree.c (local_define_builtin): New.
4834 (build_common_builtin_nodes): New.
4836 2005-02-09 Roger Sayle <roger@eyesopen.com>
4838 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4839 floating point expression ignoring the sign of the result.
4840 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4841 (fold) <MULT_EXPR>: Use it to simplify x*x.
4842 * tree.h (fold_strip_sign_ops): Prototype here.
4843 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4844 argument. Use fold_strip_sign_ops to simplify the first argument.
4845 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4846 first argument when the second argument is an even integer
4847 constant, but only with -funsafe_math_optimizations.
4848 (fold_builtin_1): Update call to fold_builtin_copysign.
4850 2005-02-09 Ian Lance Taylor <ian@airs.com>
4853 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4854 just check whether EH_FILTER_FAILURE falls through.
4856 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4858 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4859 insns return to ready list in the next turn.
4861 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4864 * builtins.def: New __builtin_powi[lf].
4865 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4866 (expand_builtin_powi): New function.
4867 (expand_builtin): Dispatch to expand_builtin_powi.
4868 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4869 * libgcc2.c: Add __builtin_powi[lf] implementation.
4870 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4871 * optabs.h: Add powi_optab.
4872 * optabs.c (init_optabs): Initialize powi_optab.
4873 * doc/extend.texi: Document __builtin_powi[lf].
4875 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4877 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4880 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4883 * fold-const.c (try_move_mult_to_index): Remove redundant
4884 type argument. Create ADDR_EXPR with correct type.
4885 (fold): Update callers of try_move_mult_to_index. Convert
4886 result to the appropriate type.
4888 2005-02-09 Roger Sayle <roger@eyesopen.com>
4891 * config/avr/avr.c (default_rtx_costs): Delete.
4892 (avr_operand_rtx_cost): New function.
4893 (avr_rtx_costs): Completely rewrite.
4895 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4898 * config/cris/cris.c (in_code): New variable.
4899 (cris_output_addr_const): Now a static function, a wrapper for
4901 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4902 case from old cris_output_addr_const.
4903 (cris_asm_output_label_ref): Similar for LABEL_REF.
4904 (cris_output_addr_const_extra): Similar for UNSPEC.
4905 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4906 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4907 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4909 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4910 (cris_asm_output_label_ref): Declare.
4912 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4914 PR preprocessor/19801
4915 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4916 filenames that changed when libcpp was moved to the toplevel.
4918 2005-02-07 Roger Sayle <roger@eyesopen.com>
4920 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4921 zero extensions of BImode operands. Call lowpart_subreg instead
4922 of gen_lowpart_common and gen_lowpart_SUBREG.
4924 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4927 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4928 * configure.ac: Set cc_for_cross_gnattools.
4929 * configure: Regenerate.
4931 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4934 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4936 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4939 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4940 of nested functions.
4942 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4944 * doc/extend.texi: Document deprecated extensions allowing
4945 static floating-point members to have initializers and allowing
4946 floating-point literals in integral constant expressions.
4948 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4950 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4951 config/darwin7.h, config/mips/mips.c,
4952 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4955 * cse.c: Update comments.
4957 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4960 * builtins.c (fold_builtin_sqrt): Transform
4961 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4964 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4965 Dorit Naishlos <dorit@il.ibm.com>
4967 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4968 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4969 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4971 * tree.h (vect_set_verbosity_level): New extern function declaration
4973 * tree-vectorizer.h (verbosity_levels): New enum type.
4974 * tree-vectorizer.c (vect_debug_stats): Function removed.
4975 (vect_debug_details): Likewise.
4976 (vect_verbosity_level): Global variable was defined and initialized.
4977 (vect_dump): Global variable definition.
4978 (vect_print_dump_info): New function.
4979 (vect_set_dump_settings): New function.
4980 (vect_set_verbosity_level): New function.
4981 (vectorize_loops): Add call to vect_set_dump_settings.
4983 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4984 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4985 (slpeel_tree_peel_loop_to_edge): Likewise.
4987 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4988 appropriate verbosity level instead of call to vect_debug_details
4989 or vect_debug_stats.
4990 (vect_get_base_and_offset):
4991 (vect_create_addr_base_for_vector_ref):
4992 (get_vectype_for_scalar_type):
4993 (vect_create_data_ref_ptr):
4995 (vect_get_vec_def_for_operand):
4996 (vect_finish_stmt_generation):
4997 (vectorizable_assignment):
4998 (vectorizable_operation):
4999 (vectorizable_store):
5000 (vectorizable_load):
5001 (vect_transform_stmt):
5002 (vect_update_ivs_after_vectorizer):
5003 (vect_do_peeling_for_loop_bound):
5004 (vect_update_inits_of_drs):
5005 (vect_do_peeling_for_alignment):
5006 (vect_transform_loop):
5007 (vect_is_simple_use):
5008 (vect_analyze_operations):
5009 (vect_is_simple_iv_evolution):
5010 (vect_analyze_scalar_cycles):
5011 (vect_analyze_data_ref_dependence):
5012 (vect_analyze_data_ref_dependences):
5013 (vect_compute_data_ref_alignment):
5014 (vect_enhance_data_refs_alignment):
5015 (vect_analyze_data_refs_alignment):
5016 (vect_analyze_data_ref_access):
5017 (vect_analyze_data_ref_accesses):
5018 (vect_analyze_pointer_ref_access):
5019 (vect_get_memtag_and_dr):
5020 (vect_analyze_data_refs):
5021 (vect_mark_relevant):
5022 (vect_stmt_relevant_p):
5023 (vect_mark_stmts_to_be_vectorized):
5024 (vect_can_advance_ivs_p):
5025 (vect_get_loop_niters):
5026 (vect_analyze_loop_form):
5027 (vect_analyze_loop):
5028 (vectorize_loops): Likewise.
5030 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5031 (vect_update_inits_of_drs):
5032 (vect_do_peeling_for_alignment):
5033 (vect_transform_loop):
5034 (vect_analyze_operations):
5035 (vect_analyze_scalar_cycles):
5036 (vect_analyze_data_ref_dependences):
5037 (vect_analyze_data_refs_alignment):
5038 (vect_analyze_data_ref_accesses):
5039 (vect_analyze_data_refs):
5040 (vect_mark_stmts_to_be_vectorized):
5041 (vect_get_loop_niters):
5042 (vect_analyze_loop_form):
5043 (vect_analyze_loop): Likewise.
5044 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5046 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5050 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5051 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5052 either -ffast-math or -funsafe-math-optimizations is in use.
5054 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5055 * config/mips/irix-csr.c: New file.
5056 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5057 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5058 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5061 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5063 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5064 redundant, incorrect definitions.
5066 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5068 ("*tls_indirect_call"): New, reference hard regs directly.
5069 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5071 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5073 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5074 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5076 2005-02-06 Roger Sayle <roger@eyesopen.com>
5078 PR rtl-optimization/19800
5079 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5080 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5083 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5085 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5087 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5090 * doc/invoke.texi: Correct documentation of -freorder-functions.
5092 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5095 * doc/invoke.texi: Don't mention gccbug.
5097 2005-02-06 Roger Sayle <roger@eyesopen.com>
5098 Andrew Pinski <pinskia@physics.uc.edu>
5099 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5101 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5102 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5103 into just (zero_extract:SI FOO (const_int 1) BAR).
5105 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5107 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5108 macro locally. Don't give last revision date. Use GCC version
5109 number from gcc-common.texi.
5110 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5111 revision date. Use GCC version number from gcc-common.texi.
5112 Describe being a library as current state rather than as 3.x
5114 * doc/gcc.texi: Remove last update date.
5115 * doc/gccint.texi: Likewise. Update copyright dates.
5116 * doc/install.texi: Update copyright dates.
5118 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5121 * doc/invoke.texi: Mention for each option included in -Wall that
5122 it is included in -Wall.
5123 * doc/gcc.texi: Update copyright and last modification date.
5125 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5127 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5128 unnecessary cast to original induction variable increments.
5130 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5132 PR tree-optimization/18219
5133 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5134 in distributed form.
5136 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5138 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5139 Set bitpos and offset later in the function. Do nothing if the
5140 target is a register and if the bitfield lies completely outside
5142 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5143 here. Return an uninitialised register if the source value is stored
5144 in a register and the bitfield lies completely outside that register.
5146 2005-02-06 Steven Bosscher <stevenb@suse.de>
5148 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5151 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5153 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5155 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5157 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5158 * config/darwin8.h: New.
5159 * config/darwin7.h: Update comment.
5161 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5162 Dorit Naishlos <dorit@il.ibm.com>
5164 * tree-vectorizer.h (LOC): New type.
5165 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5166 (loop_line_number): New field in struct _loop_vec_info.
5167 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5169 * tree-vectorizer.c (input.h): Included.
5170 (find_loop_location): New function.
5171 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5172 loop line number removed.
5173 (vect_debug_details): Likewise.
5174 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5176 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5177 call to vect_debug_details/stats changed from loop to loop_loc.
5178 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5179 (slpeel_tree_peel_loop_to_edge): Likewise.
5181 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5182 changed from NULL to UNKNOWN_LOC.
5183 (vect_get_base_and_offset):
5184 (vect_create_addr_base_for_vector_ref):
5185 (get_vectype_for_scalar_type):
5186 (vect_create_data_ref_ptr):
5188 (vect_get_vec_def_for_operand):
5189 (vect_finish_stmt_generation):
5190 (vectorizable_assignment):
5191 (vectorizable_operation):
5192 (vectorizable_store):
5193 (vectorizable_load):
5194 (vect_transform_stmt):
5195 (vect_update_ivs_after_vectorizer):
5196 (vect_do_peeling_for_loop_bound):
5197 (vect_do_peeling_for_alignment):
5198 (vect_transform_loop):
5199 (vect_is_simple_use):
5200 (vect_analyze_operations):
5201 (vect_is_simple_iv_evolution):
5202 (vect_analyze_scalar_cycles):
5203 (vect_analyze_data_ref_dependences):
5204 (vect_compute_data_ref_alignment):
5205 (vect_enhance_data_refs_alignment):
5206 (vect_analyze_data_ref_access):
5207 (vect_analyze_data_ref_accesses):
5208 (vect_analyze_pointer_ref_access):
5209 (vect_get_memtag_and_dr):
5210 (vect_analyze_data_refs):
5211 (vect_mark_relevant):
5212 (vect_stmt_relevant_p):
5213 (vect_mark_stmts_to_be_vectorized):
5214 (vect_can_advance_ivs_p):
5215 (vect_get_loop_niters):
5216 (vect_analyze_loop):
5217 (vectorize_loops): Likewise.
5219 (vectorizable_load): Argument in call to vect_debug_details/stats
5220 changed from loop to LOOP_LOC (loop_vinfo).
5221 (vect_transform_loop):
5222 (vect_analyze_operations):
5223 (vect_analyze_scalar_cycles):
5224 (vect_analyze_data_ref_dependence):
5225 (vect_enhance_data_refs_alignment):
5226 (vect_analyze_data_ref_accesses):
5227 (vect_analyze_pointer_ref_access):
5228 (vect_analyze_data_refs):
5229 (vect_analyze_loop): Likewise.
5231 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5232 changed from loop to loop_loc.
5234 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5236 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5237 Dorit Naishlos <dorit@il.ibm.com>
5239 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5241 (vect_analyze_data_ref_dependences): Likewise.
5243 (vect_is_simple_use): Argument changed from loop structure to
5244 loop_vect_info structure.
5245 (vect_can_advance_ivs_p): Likewise.
5246 (vect_create_index_for_vector_ref): Likewise.
5247 (vect_update_ivs_after_vectorizer): Likewise.
5248 (new_stmt_vec_info): Likewise.
5250 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5251 changed from loop to loop_vinfo.
5252 (vect_create_data_ref_ptr): First argument in call to
5253 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5254 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5255 was changed from loop to loop_vinfo.
5256 (vectorizable_operation): Likewise.
5257 (vectorizable_store): Likewise.
5258 (vect_mark_stmts_to_be_vectorized): Likewise.
5259 (vect_do_peeling_for_loop_bound): First argument in call to
5260 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5261 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5262 was changed from loop to loop_vinfo.
5263 (vect_analyze_data_ref_dependences): Third argument in call to
5264 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5266 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5267 (vect_create_data_ref_ptr): Likewise.
5268 (vect_init_vector): Likewise.
5269 (vect_get_vec_def_for_operand): Likewise.
5270 (vectorizable_assignment): Likewise.
5271 (vectorizable_operation): Likewise.
5272 (vectorizable_store): Likewise.
5273 (vectorizable_load): Likewise.
5274 (vect_update_ivs_after_vectorizer): Likewise.
5275 (vect_is_simple_use): Likewise.
5276 (vect_analyze_data_ref_dependence): Likewise.
5277 (vect_analyze_pointer_ref_access): Likewise.
5278 (vect_can_advance_ivs_p): Likewise.
5280 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5281 before _stmt_vec_info.
5282 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5283 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5284 (new_stmt_vec_info): Argument changed from loop structure to
5285 loop_vect_info structure
5287 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5288 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5289 (vect_create_addr_base_for_vector_ref): Likewise.
5290 (vect_analyze_pointer_ref_access): Likewise.
5292 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5295 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5296 phi flag if the phi is abnormal.
5298 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5301 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5302 information for the new statement.
5304 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5307 * gcc.c (main): Include the target in -v output.
5309 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5311 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5312 Do not drop the extend if we'd have to add a paradoxical subreg
5313 later. Include optabs.h and insn-codes.h.
5314 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5316 2005-02-02 Roger Sayle <roger@eyesopen.com>
5319 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5320 * fold-const.c (const_binop): Avoid constant folding floating
5321 point operations in modes that use composite representations.
5322 * simplify-rtx.c (simplify_binary_operation): Likewise.
5324 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5326 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5328 (altivec_dstt): Likewise.
5329 (altivec_dstst): Likewise.
5330 (altivec_dststt): Likewise.
5331 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5334 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5336 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5337 EXPR_LOCUS from orig_cond to the new cond_stmt.
5338 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5341 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5343 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5344 standard_iv_increment_position. Remove call to bsi_next
5345 (no need to bump the iterator anymore).
5346 (vect_create_index_for_vector_ref): Call
5347 standard_iv_increment_position. Remove second function argument.
5348 (vect_finish_stmt_generation): Remove call to bsi_next
5349 (no need to bump the iterator anymore).
5350 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5351 to vect_create_index_for_vector_ref.
5353 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5355 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5356 phis are used out of the loop.
5358 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5361 * c-decl.c (undef_nested_function): New variable.
5362 (pop_scope): Diagnose undefined nested functions.
5363 (finish_function): Don't attempt cgraph processing or genericizing
5364 if current top-level function contained an undefined nested
5365 function. Reset undef_nested_function at the end of a top-level
5368 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5370 * tree.c (build_int_cst_type): Take sign of the value into account
5371 when deciding whether sign extend the value.
5373 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5376 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5377 (cpp_options, cc1_options): Change %{std*&ansi} to
5378 %{std*&ansi&trigraphs}.
5380 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5382 * cse.c: Update comments.
5384 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5386 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5387 arguments go on the stack. Do not put complex doubles in odd/even
5390 2005-02-02 Steven Bosscher <stevenb@suse.de>
5392 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5393 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5394 -ftree-pre, and -fthread-jumps.
5396 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5398 PR tree-optimization/19578
5399 * tree-flow.h (modified_noreturn_calls): Declare.
5400 (noreturn_call_p): Declare.
5401 * tree-flow-inline.h (noreturn_call_p): New function.
5402 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5403 * tree-cfg.c (modified_noreturn_calls): New variable.
5404 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5405 that contain a mid-block noreturn call.
5406 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5408 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5410 * df.c (df_def_record_1, df_uses_record): Don't use
5412 * df.h (DF_FOR_REGALLOC): Remove.
5414 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5417 * c-typeck.c (really_start_incremental_init): Reset
5418 constructor_max_index for arrays of incomplete type.
5420 2005-02-02 Jeff Law <law@redhat.com>
5422 * gcse.c (struct reg_set): Store the block index where the register
5423 was set rather than the setting insn.
5424 (record_one_set, compute_transp): Corresponding changes.
5425 (pre_insert_copy_insn): Do not call replace_one_set.
5426 (replace_one_set): Remove.
5428 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5431 * doc/gcov.texi: Fix typo.
5433 2005-02-01 Richard Henderson <rth@redhat.com
5436 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5437 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5439 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5440 * config/i386/i386-protos.h: Update.
5442 2005-02-01 Steven Bosscher <stevenb@suse.de>
5444 PR tree-optimization/19217
5445 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5446 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5447 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5448 that it is walking a PHI node.
5450 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5452 * doc/extend.texi (Nested Functions): Update.
5454 2005-02-01 Richard Henderson <rth@redhat.com>
5457 * optabs.c (expand_copysign_absneg): Export.
5458 * optabs.h (expand_copysign_absneg): Declare.
5459 * config/rs6000/rs6000.md (copysigntf3): New.
5461 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5463 PR tree-optimization/19633
5464 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5465 * tree-ssa-alias.c (init_alias_info): Initialize.
5466 (merge_pointed_to_info): Set.
5467 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5468 (dump_points_to_info_for): Show value of pt_null.
5469 (struct count_ptr_d): Declare.
5470 (find_ptr_dereference): Remove.
5471 (ptr_is_dereferenced_by): Remove.
5472 (count_ptr_derefs): New local function.
5473 (count_uses_and_derefs): New local function.
5474 (compute_points_to_and_addr_escape): Call it. If the number
5475 of dereferences is greater than zero, mark the pointer as
5476 dereferenced. If there are fewer dereferences than uses of
5477 the pointer, the pointer's value escapes.
5479 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5481 PR tree-optimization/19670
5482 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5484 (verify_use): ... set it here, instead.
5486 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5488 * doc/sourcebuild.texi (Test directives): Fix formatting.
5490 * doc/sourcebuild.texi (Test directives): Describe selector
5493 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5495 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5496 specific 64-bit CPUs.
5498 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5501 * arm.c (arm_eliminable_register): New function.
5502 (adjacent_mem_locations): Don't allow eliminable registers. Use
5503 HOST_WIDE_INT for address offsets.
5504 * arm-protos.h (arm_eliminable_register): Add prototype.
5506 2005-02-01 Steven Bosscher <stevenb@suse.de>
5508 PR optimization/15242
5509 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5510 * basic-block.h (duplicate_computed_gotos): Add prototype.
5511 * bb-reorder.c (duplicate_computed_gotos): New function to
5512 duplicate sufficiently small blocks ending in a computed jump.
5513 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5514 if not optimizing for size.
5515 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5516 never do tail merging for blocks ending in a computed jump.
5517 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5519 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5521 Patch from Richard Sandiford <rsandifo@redhat.com>
5522 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5523 from inheriting a subreg equivalence with a non-spill register.
5525 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5527 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5529 * config/frv/frv.c (movcc_fp_destination_operand): New.
5530 (gpr_or_memory_operand): Fix typo in comment.
5531 (gpr_or_memory_operand_with_scratch): New.
5532 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5533 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5534 movcc_fp_destination_operand.
5535 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5536 Legitimize memory addresses using a scratch register.
5538 2005-01-31 Jeff Law <law@redhat.com>
5540 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5541 bitmap a sparse bitmap instead of a simple bitmap.
5542 (mark_def_sites_initialize_block): Corresponding changes.
5543 (ssa_mark_def_sites_initialize_block): Likewise.
5544 (ssa_mark_phi_uses): Likewise.
5545 (mark_def_site, ssa_mark_def_sites): Likewise.
5546 (mark_def_site_blocks): Likewise.
5547 (rewrite_ssa_into_ssa): Likewise.
5549 * tree-ssa-dom.c (record_cond): Pass correct variable type
5550 for last argument to htab_find_slot_with_hash.
5552 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5553 effects when optimizing 0 % X. Do not try to optimize X % 0.
5555 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5557 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5560 2005-02-01 Eric Christopher <echristo@redhat.com>
5562 * config/mips/mips.c (override_options): Warn if -mint64
5564 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5567 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5569 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5571 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5572 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5573 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5574 (cached_regno): Initialize to INVALID_REGNUM.
5575 (cse_reg_info_table_size,
5576 cse_reg_info_table_first_uninitialized,
5577 cse_reg_info_timestamp): New.
5578 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5580 (init_cse_reg_info, get_cse_reg_info_1): New.
5581 (get_cse_reg_info): Cache the last look-up.
5582 (new_basic_block): Update the code to clear mappings from
5583 registers to cse_reg_info entries.
5584 (cse_main): Call init_cse_reg_info.
5586 * cse.c (get_cse_reg_info): Update a comment.
5588 2005-01-31 Steven Bosscher <stevenb@suse.de>
5591 * c-decl.c (start_decl): Do not warn about arrays of elements with
5592 an incomplete type here.
5593 (grokdeclarator): Do it here by making a pedwarn an error.
5594 * c-typeck.c (push_init_level): If there were previous errors with
5595 the constructor type, do not warn about braces for initializers.
5596 (process_init_element): Likewise for excess initializer elements.
5598 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5600 * cse.c (delete_trivially_dead_insn): Don't iterate.
5602 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5604 * config/rs6000/rs6000.md (copysignsf3): New expand.
5605 (copysigndf3): Likewise.
5607 2005-01-31 Steven Bosscher <stevenb@suse.de>
5609 * recog.c (constrain_operands): Only look for earlyclobber operand
5610 conflicts if an '&' constraint was seen.
5612 2005-01-31 Marc Espie <espie@openbsd.org>
5614 * config.gcc: Don't include embedded systems fragment, switches default
5615 debugging format to ELF.
5616 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5617 longer pick it up there.
5619 2005-01-31 Dale Johannesen <dalej@apple.com>
5621 * doc/extend.texi (nested functions): Fix linkage description.
5622 Clarify that static is not allowed.
5624 2005-01-31 Dale Johannesen <dalej@apple.com>
5626 * config/rs6000/darwin.md (movsf_low_di): Make work.
5627 (movdf_low_di): Make work.
5629 2005-01-31 Dale Johannesen <dalej@apple.com>
5631 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5632 Make work for 64 bit.
5634 2005-01-31 Roger Sayle <roger@eyesopen.com>
5635 Dale Johannesen <dalej@apple.com>
5638 * fold-const.c (fold_binary_op_with_conditional_arg):
5639 Make types match original operands, before STRIP_NOPS.
5641 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5643 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5644 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5645 (struct gcc_sigcontext): Delete. Merge contents to..
5646 (struct gcc_ucontext): ..here.
5647 (get_sigcontext): Delete.
5648 (get_regs): New function, like get_sigcontext but return regs ptr.
5649 64-bit version finds regs from r1 to support vdso.
5650 (ppc_linux_aux_vector): New function.
5651 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5654 2005-01-31 Ira Rosen <irar@il.ibm.com>
5656 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5658 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5659 redundant fold. Fix misalignment for MINUS_EXPR.
5660 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5661 (vect_analyze_pointer_ref_access): Likewise.
5662 (vect_get_memtag_and_dr): Likewise.
5664 2005-01-31 Richard Henderson <rth@redhat.com>
5666 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5667 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5668 absnegdf2_i387, absnegxf2_i387): Likewise.
5670 2005-01-31 Richard Henderson <rth@redhat.com>
5673 * optabs.c (expand_copysign_absneg): New.
5674 (expand_copysign_bit): Split out from ...
5675 (expand_copysign): ... here. Use expand_copysign_absneg.
5677 2005-01-30 Roger Sayle <roger@eyesopen.com>
5680 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5681 constant as the second operand and a register as the third.
5683 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5686 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5687 that dllimport'd functions do not use all call-clobbered registers
5690 2005-01-30 Richard Henderson <rth@redhat.com>
5693 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5694 expand_abs_nojump and generalize. Use operand_subword and
5695 emit_no_conflict_block. Support large modes.
5696 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5698 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5699 negation to subtraction.
5700 (expand_copysign): Check that the format has signed zeros.
5701 Use operand_subword and emit_no_conflict_block. Support large modes.
5703 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5705 Fix PR tree-optimization/19624
5707 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5708 * tree-ssa-pre.c: Add cfgloop.h.
5710 (pre_stats): New member, constified.
5711 (inserted_exprs): New static variable.
5712 (NECESSARY): New macro.
5713 (create_expression_by_pieces): Fold the expression, and
5714 mark it as defaulting to not necessary. Also put in
5716 (fully_constant_expression): New function.
5717 (insert_into_preds_of_block): Modify to not insert phis when we
5718 are playing with induction variables.
5719 Push phis onto the inserted_exprs vector, and mark them as not
5720 necessary by default.
5721 (insert_aux): Call fully_constant_expression on eprime.
5722 If all edges produce the same value, mark it constant.
5723 (mark_operand_necessary): New function.
5724 (remove_dead_inserted_code): New function.
5725 (init_pre): Init loop optimizer to get loop info.
5726 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5727 (execute_pre): Commit edge inserts, then remove dead code.
5729 2005-01-30 Richard Henderson <rth@redhat.com>
5731 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5732 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5734 2005-01-30 Richard Henderson <rth@redhat.com>
5737 * config/i386/i386.c (ix86_expand_copysign): New.
5738 (ix86_split_copysign_const): New.
5739 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5740 rearrange op1/nmask operands.
5741 * config/i386/i386-protos.h: Update.
5742 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5743 (copysigndf3): Likewise.
5744 (copysignsf3_const, copysigndf3_const): New.
5745 (copysignsf3_var): Rename from copysignsf3, split out splitter
5746 and fix split predicate for X constraint.
5747 (copysigndf3_var): Similarly.
5749 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5751 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5752 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5753 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5755 2005-01-29 Richard Henderson <rth@redhat.com>
5758 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5759 of # and * in constraints.
5761 2005-01-29 Richard Henderson <rth@redhat.com>
5764 * expr.c (store_field): Don't strip sub-mode cast when the input
5765 data is even smaller.
5767 2005-01-29 Richard Henderson <rth@redhat.com>
5770 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5773 2005-01-29 Richard Henderson <rth@redhat.com>
5775 * combine.c (make_field_assignment): Fix argument order
5778 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5780 PR tree-optimization/15791
5781 * fold-const.c (extract_array_ref): New function.
5782 (fold): Fold comparisons between &a[i] and &a[j] or
5783 semantically equivalent trees.
5785 2005-01-29 Jeff Law <law@redhat.com>
5787 * gcse.c (insert_expr_in_table): Revamp handling of available
5788 and anticipatable occurrence lists to avoid unnecessary list
5790 (insert_set_in_table): Similarly.
5792 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5794 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5796 (c_build_qualified_type): Build qualified array types with
5797 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5798 * c-decl.c (c_make_fname_decl): Build unqualified array type
5799 before qualified type.
5800 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5801 type is qualified, not just if type itself is. Don't apply
5802 qualifiers to array type when declarator is processed. Apply
5803 qualifiers to field type whether or not it is an array type.
5804 Don't handle array types specially for applying qualifiers to
5806 * c-typeck.c (composite_type): Build unqualified element type and
5807 array type when forming composite of array types.
5808 (common_pointer_type, comptypes, comp_target_types,
5809 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5810 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5812 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5813 (args2) in variables a1 and a2.
5815 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5817 * cse.c (n_elements_made, max_elements_made): Remove.
5818 (insert): Don't touch n_elements_made.
5819 (cse_main): Don't touch n_elements_made or max_elements_made.
5821 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5824 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5825 configuration part of dp-bit.c to be lost.
5827 2005-01-28 Roger Sayle <roger@eyesopen.com>
5829 * expmed.c (expand_mult_highpart_optab): When attempting to use
5830 a non-widening multiplication in a wider mode, the operands need
5831 to be converted (zero or sign extended) to that mode.
5833 2005-01-28 Ian Lance Taylor <ian@airs.com>
5837 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5838 through if both operands fall through.
5840 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5842 * cse.c (fold_rtx) <PC>: Don't optimize.
5844 2005-01-28 Jeff Law <law@redhat.com>
5846 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5847 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5849 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5851 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5852 cse_reg_info_used_list_end): Remove.
5853 (cse_reg_info_list, cse_reg_info_list_free): New.
5854 (get_cse_reg_info): When allocating an instance of
5855 cse_reg_info, add it to the beginning of the cse_reg_info_list
5856 list. Remove code to maintain cse_reg_info_used_list.
5857 (new_basic_block): Reset the free list to the beginning of
5860 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5862 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5863 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5864 (frv_expand_mdpackh_builtin): New function.
5865 (frv_expand_builtin): Use it to expand __MDPACKH.
5866 * doc/extend.texi (__MDPACKH): Update documentation.
5868 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5870 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5871 SSE_FLOAT_MODE_P for use_sse computation.
5873 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5876 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5878 2005-01-27 Richard Henderson <rth@redhat.com>
5880 * builtins.c (expand_builtin_copysign): New.
5881 (expand_builtin): Call it.
5882 * genopinit.c (optabs): Add copysign_optab.
5883 * optabs.c (init_optabs): Initialize it.
5884 (expand_copysign): New.
5885 * optabs.h (OTI_copysign, copysign_optab): New.
5886 (expand_copysign): Declare.
5888 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5889 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5891 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5892 (ix86_expand_fp_absneg_operator): ... here.
5893 (ix86_split_copysign): New.
5894 * config/i386/i386-protos.h: Update.
5895 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5896 (copysignsf3, copysigndf3): New.
5898 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5899 (copysignsf3, ncopysignsf3): New.
5900 (copysigndf3, ncopysigndf3): New.
5901 (copysignxf3, ncopysignxf3): New.
5902 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5904 2005-01-27 Arend Bayer <arend.bayer@web.de>
5905 Kazu Hirata <kazu@cs.umass.edu>
5907 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5908 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5909 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5912 2005-01-27 Jeff Law <law@redhat.com>
5914 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5915 definitions of SSA_NAMEs which are not being rewritten.
5916 (rewrite_ssa_into_ssa): Only initialize the current definition
5917 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5918 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5919 SSA_NAMEs before returning.
5921 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5923 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5924 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5925 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5926 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5927 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5929 2005-01-27 Steven Bosscher <stevenb@suse.de>
5932 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5933 higher to -O2 and higher. Likewise for tree PRE.
5934 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5937 2005-01-27 Ian Lance Taylor <ian@airs.com>
5940 * gimple-low.c (try_catch_may_fallthru): New static function.
5941 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5942 * tree-inline.c (expand_call_inline): Don't warn about reaching
5943 the end of a non-void function being inlined if the function uses
5946 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5948 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5951 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5952 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5953 (implicitly_declare): Handle error_mark_node.
5955 2005-01-27 Richard Henderson <rth@redhat.com>
5958 * tree.h (struct tree_decl): Add debug_expr_is_from.
5959 (DECL_DEBUG_EXPR_IS_FROM): New.
5960 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5961 * dwarf2out.c (dwarf2out_var_location): Update to match.
5962 * tree-outof-ssa.c (create_temp): Likewise.
5963 * var-tracking.c (track_expr_p): Likewise.
5964 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5965 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5966 * toplev.c (default_tree_printer): Likewise.
5968 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5970 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5971 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5973 2005-01-27 Steven Bosscher <stevenb@suse.de>
5975 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5976 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5977 ASM_CLOBBERS): Add tree checks.
5979 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5980 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5981 * c-common.def (SWITCH_STMT): Update to match.
5982 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5983 macros instead of SWITCH_EXPR ones.
5984 * c-dump.c (c_dump_tree): Likewise.
5985 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5986 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5988 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5990 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5992 * unwind-dw2.c (execute_stack_op): Add missing cases for
5993 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5995 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5997 * config.gcc (Obsolete configurations): Remove 'dummy', add
5998 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
6001 2005-01-26 Diego Novillo <dnovillo@redhat.com>
6003 PR tree-optimization/19633
6004 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
6006 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
6007 are no call-clobbered variables.
6008 * tree-outof-ssa.c (check_replaceable): Return false for calls
6011 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
6013 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
6014 even for variables with NULL DECL_INITIAL.
6016 2005-01-26 Stuart Hastings <stuart@apple.com>
6018 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
6020 2005-01-26 Richard Henderson <rth@redhat.com>
6023 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6025 * expr.c (store_field): Strip conversions to odd-bit-sized types
6026 if the destination field width matches.
6028 2005-01-26 Richard Henderson <rth@redhat.com>
6030 * c-decl.c, expmed.c, expr.c: Revert last change.
6032 2005-01-26 Richard Henderson <rth@redhat.com>
6035 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6037 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6038 if we don't need the bits above those present in the current mode.
6039 * expr.c (store_field): Strip conversions to odd-bit-sized types
6040 if the destination field width matches.
6042 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6044 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6045 either -ffast-math or -funsafe-math-optimizations is in use.
6047 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6051 * config/avr/avr.c (notice_update_cc): Only set condition code for
6052 ashrqi3 if shift count > 0.
6053 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6054 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6055 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6056 count <= 0 as a no-op, and shift count >= width by copying zero
6057 or sign bit to all bits of the result.
6058 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6059 count, with attribute "length" set to 0 and "cc" set to "none".
6061 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6063 * doc/invoke.texi: Document -mTLS.
6065 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6066 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6067 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6068 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6069 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6070 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6071 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6072 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6074 * configure.ac: Check for a TLS capable gas.
6076 * configure: Regenerate.
6078 2005-01-26 Richard Henderson <rth@redhat.com>
6081 * combine.c (make_field_assignment): Simplify store to zero_extract
6082 from a source with an overlapping mask.
6084 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6086 2004-11-11 Eric Christopher <echristo@redhat.com>
6088 * config/frv/frv.md: Add fr400_integer automaton. Don't
6089 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6092 2005-01-26 Steven Bosscher <stevenb@suse.de>
6095 * cfgbuild.c (make_edges): Do not clear or set
6096 current_function_has_computed_jump.
6097 * function.h (struct function): Remove the has_computed_jump field.
6098 (current_function_has_computed_jump): Do not define.
6099 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6100 in a computed jump. Ignore current_function_has_computed_jump.
6102 2005-01-26 Richard Henderson <rth@redhat.com>
6105 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6106 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6108 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6109 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6110 objects into static storage if they have more than one non-zero value.
6111 * tree.h (categorize_ctor_elements): Update decl.
6113 2005-01-26 Steven Bosscher <stevenb@suse.de>
6116 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6117 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6118 to this function from 2004-07-10.
6119 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6120 the current function for tail call optimizations if the address
6121 of one of it its arguments is taken.
6123 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6125 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6127 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6129 * function.c (expand_function_end): If current_function_calls_alloca,
6130 emit stack restore in a place that is reached when the function falls
6133 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6135 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6136 rule to avoid matching inappropriate suffix rule.
6138 2005-01-26 Jan Hubicka <jh@suse.cz>
6140 PR tree-optimization/19241
6141 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6143 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6145 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6146 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6148 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6149 <sim*>: Always use crt1.o, regardless of N in simN.
6150 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6151 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6152 (CRT_CALL_STATIC_FUNCTION): Remove.
6153 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6154 use crt1.o, regardless of N in simN.
6155 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6156 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6157 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6158 case isystem setting.
6159 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6161 2005-01-25 Ian Lance Taylor <ian@airs.com>
6163 * gimple-low.c (block_may_fallthru): Correct handling of
6164 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6166 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6168 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6169 handlers to match indentation; nested under the mtune=* handler.
6170 Similar for mcpu= and march=.
6172 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6174 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6175 * config/mips/linux64.h (LIB_SPEC): Likewise.
6176 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6177 * config/sh/linux.h (LIB_SPEC): Likewise.
6179 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6181 * config/frv/frv.c (frv_legitimize_tls_address): New.
6182 (TARGET_HAVE_TLS): Define.
6183 (FRV_SYMBOL_REF_TLS_P): Define.
6184 (frv_override_options): Handle new register classes.
6185 (frv_legitimate_address_p): Reject tls addresses.
6186 (frv_legitimize_address): Handle TLS addresses.
6187 (gen_inlined_tls_plt): New.
6189 (frv_legitimize_tls_address): New.
6190 (unspec_got_name): Add TLS entries.
6191 (got12_operand): Add R_FRV_TLSMOFF12 case.
6192 (frv_emit_move): Fixup TLS addresses.
6193 (frv_emit_movsi): Legitimize TLS addresses.
6195 * config/frv/frv.h (MASK_BIG_TLS): New.
6196 (TARGET_BIG_TLS): New.
6197 (HAVE_AS_TLS): Define.
6198 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6199 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6200 (REG_CLASS_NAMES): Same.
6201 (REG_CLASS_CONTENTS): Same.
6202 (CONSTRAINT_LEN): New.
6203 (REG_CLASS_FROM_CONSTRAINT): New.
6204 (PREDICATE_CODES): Add symbolic_operand.
6206 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6207 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6208 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6209 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6210 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6211 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6212 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6213 GR9_REG, GR14_REG, LRREG.
6214 (type): Add load_or_call attribute.
6215 ("load_or_call"): New reservation.
6216 ("call_gettlsoff"): New.
6217 ("tls_indirect_call"): New.
6218 ("tls_load_gottlsoff12"): New.
6219 ("tlsoff_hilo"): New.
6220 ("tls_tlsdesc_ldd"): New.
6221 ("tls_tlsoff_ld"): New.
6224 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6226 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6228 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6229 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6230 * config/frv/frv.c (TLS_BIAS): Define.
6231 (frv_output_dwarf_dtprel): New.
6233 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6235 PR rtl-optimization/19579
6236 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6237 both A and B, see if they don't clobber registers the other expr uses.
6239 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6241 * real.c (do_add): Initialize signalling and canonical members.
6243 * real.c (real_from_integer): Zero out destination.
6245 2005-01-18 Jan Hubicka <jh@suse.cz>
6247 PR tree-optimize/19337
6248 * tree-inline.c (initialize_inlined_parameters): Copy
6249 saved_static_chain_decl only.
6251 2005-01-25 Richard Henderson <rth@redhat.com>
6255 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6256 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6257 80387 enabled, to return a proper subclass. Return the subset that
6258 overlaps with GENERAL_REGS for PLUS.
6259 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6261 2005-01-25 Richard Henderson <rth@redhat.com>
6264 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6266 2005-01-25 Roger Sayle <roger@eyesopen.com>
6268 * expmed.c (choose_multiplier): Change interface to return the
6269 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6270 (expand_divmod): Update calls to choose_multiplier.
6272 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6275 * expmed.c (extract_bit_field): Use adjust_address instead of
6276 gen_lowpart when op0 is a MEM.
6278 2005-01-24 Steven Bosscher <stevenb@suse.de>
6280 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6282 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6284 * config/mips/irix-csr.c: New file.
6285 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6286 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6287 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6290 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6293 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6294 sparc/elf.h, add sparc/sp-elf.h.
6295 (sparc-*-rtems*): Likewise.
6296 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6297 tm-dwarf2.h, add sparc/sp-elf.h.
6298 (sparc86x-*-elf): Likewise.
6299 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6300 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6301 TARGET_OS_CPP_BUILTINS.
6302 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6303 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6305 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6306 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6307 (SWITCH_TAKES_ARG): Likewise.
6308 (LOCAL_LABEL_PREFIX): Likewise.
6309 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6310 (TARGET_N_FORMAT_TYPES): Delete.
6311 (TARGET_FORMAT_TYPES): Likewise.
6312 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6313 * config/sparc/elf.h: Delete.
6314 * config/sparc/sp-elf.h: New file.
6316 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6318 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6319 * tree-flow.h: Remove the corresponding prototype.
6320 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6321 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6323 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6326 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6327 for AIX ABI or ELF -fPIC.
6328 (rs6000_emit_load_toc_table): Don't create toc_section here.
6329 (rs6000_xcoff_file_start): Nor here.
6331 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6333 * sh.c (ra.h): Don't #include.
6334 (hard_regs_intersect_p): New function, resurrected from ra.c.
6336 * sh.c: Fix 1996 Copyright.
6338 2005-01-24 Richard Henderson <rth@redhat.com>
6339 Aldy Hernandez <aldyh@redhat.com>
6341 * regrename.c (note_sets): Handle subregs.
6343 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6346 * genconditions.c (write_header, write_conditions): Elide file if
6349 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6351 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6352 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6355 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6357 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6358 expand_builtin_printf, expand_builtin_fprintf,
6359 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6360 checking against POINTER_TYPE.
6361 (validate_arglist): Handle POINTER_TYPE code by checking
6364 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6366 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6368 (for_each_rtx): Call for_each_rtx_1.
6369 * rtl.h (init_rtlanal): Declare.
6370 * toplev.c (backend_init): Call init_rtlanal.
6372 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6374 * flow.c (propagate_one_insn): Formatting.
6377 * flow.c (libcall_dead_p): Be more conservative if unsure.
6378 If there are any instructions between insn and call, see if they are
6379 all dead before saying the libcall is dead.
6381 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6383 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6384 operand constraint for operand 0.
6386 2005-01-23 Richard Henderson <rth@redhat.com>
6389 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6390 edges leading to join block.
6392 2005-01-23 Roger Sayle <roger@eyesopen.com>
6394 * expmed.c (expand_mult_highpart): Make static. Change type of
6395 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6396 (expand_divmod): Updates calls to expand_mult_highpart by using
6397 gen_int_mode to pass a CONST_INT rtx.
6398 * rtl.h (expand_mult_highpart): Remove prototype.
6400 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6402 * flow.c (regset_bytes, regset_size): Remove.
6404 * cfganal.c: Fix a reference to Harvey's paper.
6406 2005-01-23 Steven Bosscher <stevenb@suse.de>
6408 PR rtl-optimization/19464
6409 * tree-optimize.c (init_tree_optimization_passes): Add one more
6410 copyrename pass just before out-of-ssa.
6412 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6415 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6416 * ggc-none.c (ggc_free): Define.
6418 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6420 * cse.c (max_reg, max_insn_uid): Remove.
6421 (cse_main): Don't access max_reg or max_insn_uid.
6423 * c-common.c (explicit_flag_signed_bitfields,
6424 lang_statement_code_p, lang_expand_function_end): Remove.
6425 * c-common.h: Remove the corresponding declarations.
6426 * c-opts.c (c_common_handle_option): Remove all write access
6427 to explicit_flag_signed_bitfields.
6429 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6430 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6431 * cgraph.h: Remove the corresponding declaration.
6433 * gcse.c (null_pointer_info): Remove.
6435 2005-01-23 Roger Sayle <roger@eyesopen.com>
6436 Eric Botcazou <ebotcazou@libertysurf.fr>
6438 * combine.c (simplify_logical): Only simplify logical expressions
6439 of the form ior(and(x,y),z) by the inverse distributive law if the
6440 result is cheaper than the original.
6442 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6444 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6445 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6446 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6447 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6448 config/freebsd-spec.h, config/arm/arm.h,
6449 config/h8300/h8300.md, config/i386/i386.md,
6450 config/i386/predicates.md, config/i386/sse.md,
6451 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6452 config/vax/vax.md: Fix comment typos. Follow spelling
6455 2005-01-23 Steven Bosscher <stevenb@suse.de>
6457 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6458 tests, instead of `less than'.
6460 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6462 * function.c (assign_parm_setup_block): When creating a new stack slot
6463 for a parameter, get its alignment from the parameter's DECL_ALIGN
6464 rather than the type's TYPE_ALIGN. Make sure that the parameter
6465 is at least word aligned.
6467 2005-01-22 Roger Sayle <roger@eyesopen.com>
6470 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6472 2005-01-22 Richard Henderson <rth@redhat.com>
6475 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6476 in both compare operands.
6477 (movdfcc_1_sse_max): Likewise.
6478 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6479 (movdfcc_1_sse): Likewise.
6480 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6481 scratch register as needed.
6483 2005-01-22 Richard Henderson <rth@redhat.com>
6485 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6487 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6489 2005-01-22 Richard Henderson <rth@redhat.com>
6491 * genopinit.c (optabs): Use smin/smax for floating point too.
6492 * doc/md.texi: Update to match. Clarify that floating point
6493 results are undefined for +0/-0 and NaN.
6494 * doc/rtl.texi: Likewise.
6495 * rtl.def (SMIN, SMAX): Likewise
6496 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6498 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6499 leading 's' to the name.
6500 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6501 smaxxf3, sminxf3): Likewise.
6502 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6505 2005-01-22 Paul Brook <paul@codesourcery.com>
6507 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6509 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6511 * config/s390/s390.c (struct processor_costs): New fields
6512 dlgr, dlr, dr, dsgfr, dsgr.
6513 (z900_cost, z990_cost): Values for new fields.
6514 (s390_rtx_costs): New cases MEM und COMPARE in switch
6515 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6516 DIV, MOD, UDIV, UMOD.
6518 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6520 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6521 into the register being decremented.
6522 ("doloop_si31", "doloop_di"): Likewise.
6523 ("*doloop_si_long"): Adapt pattern.
6525 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6527 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6529 (CLASS_MAX_NREGS): Likewise.
6531 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6533 * doc/tree-ssa.texi (Statement Operands): Add example for new
6534 must-def macro. Note deprecation of old operands interface.
6536 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6538 PR tree-optimization/19484
6539 * tree-cfg.c (remove_fallthru_edge): New function.
6540 (cleanup_control_flow): Remove fallthru edges from calls that are
6541 now known not to return.
6543 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6545 Fix PR tree-optimization/19038
6546 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6547 copies with loop variant ones.
6549 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6551 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6552 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6553 config/alpha/alpha.md, config/alpha/predicates.md,
6554 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6555 config/sparc/sol2.h: Update copyright.
6557 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6558 first label to see if it is a nonlocal label.
6560 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6561 Andrew Pinski <pinskia@physics.uc.edu>
6564 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6565 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6567 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6569 * config/rs6000/rtems.h: Update copyright.
6571 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6574 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6575 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6576 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6578 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6581 * c-typeck.c (convert_arguments): Check for error_mark_node.
6583 2005-01-21 Ian Lance Taylor <ian@airs.com>
6585 PR tree-optimization/13000
6586 * tree-inline.c: Include "tree-flow.h".
6587 (expand_call_inline): If warn_return_type, warn if non-void inline
6588 function falls through.
6589 * tree-cfg.c (execute_warn_function_return): Don't warn about
6590 control reaching end if TREE_NO_WARNING is set. Set
6592 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6594 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6595 branch if we don't need one.
6596 * c-typeck.c: Include "tree-flow.h"
6597 (c_finish_bc_stmt): Don't add a goto if the current statement
6598 list doesn't fall through to the current point.
6600 2005-01-21 Roger Sayle <roger@eyesopen.com>
6602 PR rtl-optimization/576
6603 * real.c (real_arithmetic): Change return type from void to bool
6604 to return an indication that the result may be inexact.
6605 * real.h (real_arithmeric): Update prototype.
6606 * fold-const.c (const_binop): Don't constant fold floating
6607 point expressions when the user specifies -frounding-math and
6608 the result may depend upon the run-time rounding mode.
6609 (fold_convert_const_real_from_real): Clean-up.
6610 (fold_initializer): Ignore flag_rounding_math for initializers.
6611 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6612 constant fold FP operations with flag_rounding_math if the
6613 result may depend upon the run-time rounding mode.
6615 2005-01-21 Tom Tromey <tromey@redhat.com>
6617 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6619 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6621 * tree-cfg.c: Fix comment typos.
6623 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6625 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6626 around the call to rest_of_handle_branch_target_load_optimize.
6628 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6630 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6631 (sparc64-*-openbsd*): Likewise.
6632 (sparclite-*-elf*): Include tm-dwarf2.h.
6633 (sparc86x-*-elf*): Likewise.
6634 (sparc64-*-elf*): Likewise.
6635 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6636 (DBX_DEBUGGING_INFO): Likewise.
6637 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6638 (PREFERRED_DEBUGGING_TYPE): Likewise.
6639 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6640 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6641 (PREFERRED_DEBUGGING_TYPE): Likewise.
6642 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6643 (PREFERRED_DEBUGGING_TYPE): Likewise.
6644 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6646 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6649 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6651 2005-01-20 Paul Brook <paul@codesourcery.com>
6653 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6655 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6657 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6658 label is first in a sequence of labels.
6660 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6662 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6663 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6665 * doc/sourcebuild.texi (Test Directives): New.
6667 2005-01-20 Roger Sayle <roger@eyesopen.com>
6669 * real.c (real_floor): Don't leave the result uninitialized when
6670 mode is VOIDMode, but return the unrounded intermediate value.
6671 (real_ceil): Likewise.
6673 2005-01-20 Paul Brook <paul@codesourcery.com>
6675 * config/arm/arm.md (insv): Use gen_int_mode.
6677 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6679 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6680 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6681 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6682 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6683 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6685 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6688 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6689 fbreg, so we have to assume we can't.
6690 (loc_descriptor_from_tree_1): Ditto.
6691 (containing_function_has_frame_base): New function.
6692 (add_location_or_const_value_attribute): Use it.
6693 Also try to generate a frame_base from a single element location
6696 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6698 PR tree-optimization/15349
6699 * timevar.def (TV_TREE_MERGE_PHI): New.
6700 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6702 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6703 calls to tree_forwarder_block_p.
6704 (remove_forwarder_block_with_phi, merge_phi_nodes,
6705 gate_merge_phi, pass_merge_phi): New.
6706 * tree-optimize.c (init_tree_optimization_passes): Add
6708 * tree-pass.h: Add an extern for pass_merge_phi;
6710 2005-01-20 Richard Henderson <rth@redhat.com>
6713 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6714 (_mm_castps_pd, _mm_castps_si128): New.
6715 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6717 2005-01-20 Richard Henderson <rth@redhat.com>
6720 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6721 __builtin_ia32_vec_init_v2si.
6722 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6723 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6724 (ix86_init_mmx_sse_builtins): Create it.
6725 (ix86_expand_builtin): Expand it.
6726 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6727 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6728 (vec_extractv2si_0, vec_extractv2si_1): New.
6730 2005-01-20 Richard Henderson <rth@redhat.com>
6733 * config/i386/i386.c (ix86_expand_push): New.
6734 * config/i386/mmx.md (push<MMXMODE>1): New.
6735 * config/i386/sse.md (push<SSEMODE>1): New.
6736 * config/i386/i386-protos.h: Update.
6738 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6740 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6743 2005-01-20 Richard Henderson <rth@redhat.com>
6745 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6746 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6748 2005-01-19 Richard Henderson <rth@redhat.com>
6751 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6752 to V4SFmode in SSE1 fallback load path.
6754 2005-01-19 Richard Henderson <rth@redhat.com>
6756 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6757 in QImode expansion to ix86_expand_vector_set.
6758 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6760 2005-01-19 Richard Henderson <rth@redhat.com>
6763 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6764 subclass of the input class.
6765 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6766 Always true for cross-SSE1 classes. Rationalize conditionals.
6767 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6768 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6769 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6770 (movdi_2): Add MMX/SSE zeros.
6771 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6772 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6773 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6774 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6775 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6776 (zero_extendsidi2_rex64_1): Remove.
6777 (MOV0 peephole): Check GENERAL_REG_P.
6779 2005-01-19 Richard Henderson <rth@redhat.com>
6782 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6784 (ix86_expand_vector_extract): Likewise.
6786 2005-01-19 Richard Henderson <rth@redhat.com>
6789 * expr.c (emit_move_change_mode): New argument force; use
6790 simplify_gen_subreg if true.
6791 (emit_move_via_alt_mode): Merge into ...
6792 (emit_move_via_integer): ... here.
6793 (emit_move_ccmode): Use emit_move_change_mode directly.
6795 2005-01-19 Richard Henderson <rth@redhat.com>
6798 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6799 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6800 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6802 (alpha_emit_set_const): Likewise. Make static.
6803 (alpha_emit_set_long_const): Make static.
6804 (alpha_extract_integer): Split out from alpha_expand_mov.
6805 (alpha_split_const_mov): Likewise.
6806 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6807 (alpha_legitimate_constant_p): New.
6808 * config/alpha/alpha-protos.h: Update.
6809 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6810 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6811 * config/alpha/alpha.md (movsi): Add n alternative.
6812 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6813 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6814 (splitters for all of the above): Use alpha_split_const_mov.
6815 * config/alpha/predicates.md (non_add_const_operand): New.
6816 (non_zero_const_operand): New.
6817 (input_operand): Use alpha_legitimate_constant_p after reload.
6819 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6821 PR tree-optimization/19038
6822 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6823 (add_candidate): Add ivs with increment in latch only if
6824 allow_ip_end_pos_p is true.
6825 (determine_iv_cost): Use empty_block_p.
6827 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6829 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6830 (compute_dominance_frontiers): Ditto.
6832 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6835 * config/sh/t-rtems: New.
6836 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6838 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6840 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6841 the offset of the selected field.
6843 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6845 * tree-cfg.c (remove_forwarder_block): Fix the check to
6846 prevent a nonlocal label from appearing in the middle of a
6849 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6851 PR rtl-optimization/19462
6852 * reorg.c (find_end_label): Create return insn only if
6853 current_function_epilogue_delay_list is empty.
6855 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6857 * doc/passes.texi: Remove paragraph mentioning new-ra.
6859 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6861 PR rtl-optimization/15139
6862 * combine.c: Include params.h.
6863 (count_rtxs): New function.
6864 (record_value_for_reg): If replace_rtx would replace at least
6865 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6866 (clobber (const_int 0)) instead of TEM.
6867 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6868 * params.h (MAX_LAST_VALUE_RTL): New.
6869 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6870 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6873 * c-typeck.c (digest_init): Only call build_vector if all constructor
6874 elements are *_CST nodes.
6875 * gimplify.c (gimplify_init_constructor): Likewise.
6878 * c-typeck.c (digest_init): Only call build_vector if inside_init
6881 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6883 * toplev.c (init_asm_output): Remove dead #ifdef.
6885 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6887 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6889 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6891 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6892 accessing DECL_FUNCTION_CODE.
6893 * dojump.c (do_jump): Likewise.
6894 * gimplify.c (gimplify_call_expr): Likewise.
6895 * predict.c (expr_expected_value): Likewise.
6896 (strip_builtin_expect): Likewise.
6897 * tree-inline.c (estimate_num_insns_1): Likewise.
6898 * tree-ssa-loop-im.c (stmt_cost): Likewise
6899 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6900 (tree_expr_nonnegative_p): Likewise.
6902 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6904 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6905 variant of the load_pcrel_sym pattern.
6906 * config/sparc/sparc.md (P macro): Move to the top.
6907 (load_pcrel_sym): Macroize using P.
6908 (save_register_window): Likewise.
6910 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6912 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6915 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6918 * c-typeck.c (build_asm_expr): Strip nops off
6919 input memory operands.
6921 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6923 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6924 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6925 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6926 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6928 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6931 * config/i386/i386.c (override_options): If the 80387 is disabled,
6932 then do not return FP values using FP registers.
6934 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6936 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6937 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6938 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6939 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6940 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6941 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6942 output.h, postreload-gcse.c, postreload.c, recog.c,
6943 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6944 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6945 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6946 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6947 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6948 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6949 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6950 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6952 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6953 config/alpha/alpha.c, config/arm/vfp.md,
6954 config/i386/emmintrin.h, config/i386/i386-modes.def,
6955 config/i386/i386-protos.h, config/i386/i386.h,
6956 config/i386/pmmintrin.h, config/i386/ppro.md,
6957 config/i386/predicates.md, config/i386/xmmintrin.h,
6958 config/i860/i860.c, config/ia64/ia64-modes.def,
6959 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6960 config/ia64/ia64.md, config/ia64/itanium1.md,
6961 config/ia64/itanium2.md, config/ia64/predicates.md,
6962 config/iq2000/iq2000.h, config/mips/linux64.h,
6963 config/rs6000/aix41.h, config/rs6000/aix43.h,
6964 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6965 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6966 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6967 config/sparc/linux64.h, config/sparc/litecoff.h,
6968 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6969 config/sparc/sparc.h, config/sparc/sparc.md,
6970 config/sparc/sysv4-only.h: Update copyright.
6972 2005-01-18 Richard Henderson <rth@redhat.com>
6975 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6977 2005-01-18 Marc Espie <espie@openbsd.org>
6978 * config/i386/openbsdelf.h: Typo.
6980 2005-01-18 Richard Henderson <rth@redhat.com>
6982 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6983 special case for sse.
6984 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6986 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6988 * tree-inline.c (estimate_num_insns_1): Added cases for
6989 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6991 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6993 PR rtl-optimization/19296
6994 * combine.c (simplify_comparison): Rewrite the condition under
6995 which a non-paradoxical SUBREG of a PLUS can be lifted when
6996 compared against a constant.
6998 2005-01-18 Andi Kleen <ak@muc.de>
7000 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
7001 * c.opt (-Wpointer-sign): Add.
7002 * doc/invoke.texi: (-Wpointer-sign): Add.
7004 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7006 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
7007 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
7008 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
7009 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
7010 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
7011 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
7012 for TARGET_MIX_SSE_I387.
7013 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
7014 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
7015 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
7016 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
7017 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
7018 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
7019 TARGET_MIX_SSE_I387.
7020 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
7023 2005-01-18 Uros Bizjak <uros@kss-loka.si>
7026 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
7027 Add movaps alternative for xmm reg->reg move.
7029 2005-01-17 Jeff Law <law@redhat.com>
7031 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7032 at the end of the main DOM loop rather than just before DOM exits.
7034 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7036 PR tree-optimization/19121
7037 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7038 adding aliases to a name tag, also add them to the pointer's
7040 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7041 sensitive alias info at all. Only check that the two pointers
7042 have compatible pointed-to sets.
7043 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7044 a pointer's type tag is a superset of the alias set of the
7047 2005-01-17 James E Wilson <wilson@specifixinc.com>
7050 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7051 comment to document why.
7053 2005-01-17 Richard Henderson <rth@redhat.com>
7055 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7056 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7057 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7058 sse2_vmsminv2df3_finite): New.
7059 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7060 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7061 Force op1 into register.
7063 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7065 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7066 bubblestrap from always rebuilding build directory.
7068 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7070 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7071 ("*cmpmem_short"): Likewise.
7073 2005-01-17 Steven Bosscher <stevenb@suse.de>
7075 * basic-block.h: Document BB_* flags.
7076 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7077 use an sbitmap instead.
7078 * sched-rgn.c (compute_trg_info): Likewise.
7080 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7082 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7083 redundant target_cpu_default and extra_parts lines. Use the default
7085 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7086 (SUBTARGET_EXTRA_SPECS): Delete.
7087 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7088 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7089 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7090 and "n32" for -mabi=n32.
7092 2005-01-17 Ian Lance Taylor <ian@airs.com>
7095 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7096 fold constant variables into initial values.
7098 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7100 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7102 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7103 through the statements backward.
7105 2005-01-17 Ian Lance Taylor <ian@airs.com>
7107 PR middle-end/13127:
7108 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7109 a variable set to the return value of the inlined function.
7111 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7113 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7114 when modes are tieable.
7116 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7118 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7119 of pthread_create to find out if threads are enabled.
7120 * gthr-posix95.h (__gthread_active_p): Likewise.
7122 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7124 * common.opt (-fnew-ra): Remove.
7126 * toplev.h (flag_new_regalloc): Remove.
7127 * Makefile.in (ra*.*): Don't mention.
7128 * passes.c (rest_of_handle_new_regalloc): Remove.
7129 (rest_of_handle_combine, rest_of_compilation): Always consider
7130 flag_new_regalloc as false.
7131 * doc/invoke.texi: Don't document -fnew-ra.
7133 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7135 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7136 last parameter to reg_scan.
7137 * loop.c (loop_optimize): Likewise.
7138 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7139 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7140 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7141 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7142 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7143 * regclass.c (reg_scan): Likewise, for the declaration.
7144 * rtl.h (reg_scan): Likewise, for the prototype.
7146 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7148 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7149 mark_dfs_back_edges.
7151 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7153 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7154 (compute_avail): Uses don't go in tmp_gen.
7156 2005-01-16 Steven Bosscher <stevenb@suse.de>
7158 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7159 loop to look for a free slot in a page entry.
7161 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7164 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7165 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7166 just before targetm.asm_out.file_end.
7167 * tree.h (process_pending_assemble_output_defs): Declare.
7168 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7170 (assemble_alias): Defer generation of assembly code for defines when
7171 TARGET_DEFERRED_OUTPUT_DEFS is true.
7172 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7173 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7174 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7176 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7179 * pa.c (pa_scalar_mode_supported_p): New function.
7180 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7181 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7183 * pa-protos.h (prefetch_operand): Delete.
7184 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7185 * pa.c (prefetch_operand): Delete.
7186 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7187 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7188 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7189 and prefetch_nocc_operand.
7190 * pa.md (prefetch): Rework to avoid reload problems handling short
7191 displacements when a cache control completer needs to be provided.
7192 (prefetch_32, prefetch_64): Delete.
7193 (prefetch_cc, prefetch_nocc): New patterns.
7195 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7197 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7199 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7202 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7203 exceeds maximum alignment for global common data.
7204 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7205 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7207 2004-01-15 Roger Sayle <roger@eyesopen.com>
7209 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7211 2004-01-15 Roger Sayle <roger@eyesopen.com>
7213 * harg-reg-set.h (reg_class_names): Prototype global array.
7214 * regclass.c (reg_class_names): Declare here and initialize to
7216 (dump_regclass): Remove local declaration of reg_class_names.
7217 (regclass): Likewise.
7218 * cfg.c (dump_flow_info): Likewise.
7219 * ra-debug.c (reg_class_names): Likewise.
7220 * regrename.c (reg_class_names): Likewise.
7221 * reload.c (reg_class_names): Likewise.
7222 * reload1.c (spill_failure): Likewise.
7223 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7225 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7227 * config/s390/s390.md ("reload_outti"): Remove predicate for
7228 output operand. Abort if operand is not a MEM.
7229 ("reload_outdi", "reload_outdf"): Likewise.
7231 2005-01-15 Marc Espie <espie@openbsd.org>
7233 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7234 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7235 * config/openbsd.h: Fix C++ includes for native configurations.
7236 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7237 Add trampoline support.
7238 * config/i386/openbsdelf.h: New.
7240 2005-01-15 Marc Espie <espie@openbsd.org>
7242 * collect2.c (main): Explicitly parse -dynamic-linker option.
7244 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7246 PR tree-optimization/19060
7247 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7248 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7249 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7250 and handle extract_range_from_cond returning false.
7251 * fold-const.c (fold): Optimize comparisons with min/max even for
7252 width > HOST_BITS_PER_WIDE_INT.
7254 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7256 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7257 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7258 Remove little endian multilib variants.
7259 Add mips32 multilib variant.
7261 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7263 * explow.c (copy_all_reg, stabilize): Remove.
7264 * expr.h: Remove the corresponding prototypes.
7266 * rtlanal.c (regs_set_between_p): Remove.
7267 * rtl.h: Remove the corresponding prototype.
7269 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7271 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7272 to rs6000_nonimmediate_operand.
7273 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7274 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7275 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7276 rs6000_nonimmediate_operand.
7277 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7278 rs6000_nonimmediate_operand.
7280 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7282 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7284 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7286 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7288 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7289 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7291 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7292 (rs6k_nonimmediate_operand): New.
7293 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7295 (legitimate_lo_sum_address_p): Same.
7296 (rs6000_legitimize_address): Same.
7297 (rs6000_legitimize_reload_address): Same.
7298 (rs6000_legitimate_address): Same.
7299 (spe_build_register_parallel): Pass DF and DC modes in a DI
7302 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7303 to rs6k_nonimmediate_operand.
7305 * config/rs6000/spe.md ("*frob_df_di"): New.
7306 ("*frob_di_df"): New.
7307 ("*frob_di_df_2"): New.
7308 ("*mov_sidf_e500_subreg0"): New.
7309 ("*mov_sidf_e500_subreg4"): New.
7310 ("*movdf_e500_double"): Change predicate to
7311 rs6k_nonimmediate_operand.
7313 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7315 * postreload.c (move2add_note_store): Only call
7316 trunc_int_for_mode on scalar integers.
7318 2005-01-14 Steven Bosscher <stevenb@suse.de>
7320 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7321 replace BB_VISITED uses.
7322 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7323 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7324 (tree_dce_done): Free visited_control_parents.
7325 (perform_tree_ssa_dce): Allocate and clear it.
7326 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7327 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7328 instead of BB_VISITED.
7330 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7332 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7333 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7334 Remove unused prototypes.
7336 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7338 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7339 64-bit register usage.
7340 (spe_func_has_64bit_regs_p): Add FIXME note.
7342 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7344 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7345 flag_finite_math_only with flag_unsafe_math_optimizations.
7347 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7349 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7351 (__tpf_eh_return): Copy TPF private stack area from the module
7352 boundary stack frame. Add check for when module addresses are
7353 equal, but no stub address is found.
7355 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7358 * arm.h (struct machine_function): Add call_via field.
7359 (thumb_call_via_label): Declare.
7360 * arm.c (thumb_call_via_label): New variable.
7361 (thumb_call_reg_needed): New variable.
7362 (arm_output_function_epilogue): For Thumb code, output any per-function
7363 call-indirect trampolines.
7364 (thumb_call_via_reg): New function.
7365 (arm_file_end): New function.
7366 (TARGET_ASM_FILE_END): Call arm_file_end.
7367 (aof_file_end): Likewise.
7368 * arm-protos.h (thumb_call_via_reg): Declare.
7369 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7370 thumb_call_via_reg in normal case.
7372 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7375 PR rtl-optimization/19348
7376 * recog.c (peephole2_optimize): Do global life update if some peephole
7377 decides it doesn't need at least one of its inputs and that change
7378 influences liveness at the start of the basic block.
7380 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7381 arguments instead of 1.
7383 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7386 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7387 zero for nested functions needing a static chain or functions
7388 with a non-constant address.
7390 2005-01-13 Roger Sayle <roger@eyesopen.com>
7392 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7393 (and (sign_extend X) C) into (zero_extend (and X C)).
7395 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7397 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7399 2005-01-13 Richard Henderson <rth@redhat.com>
7404 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7405 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7406 not just TARGET_SSE.
7407 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7408 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7409 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7410 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7411 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7412 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7413 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7414 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7415 (movdicc_c_rex64): Rename with '*'.
7416 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7417 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7418 (movsfcc_1_387): Rename from movsfcc_1.
7419 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7420 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7421 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7422 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7423 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7424 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7425 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7426 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7427 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7428 sse_movdfcc_const0_4): Remove.
7429 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7430 recognize min/max early. Update for changed sse cmove patterns.
7431 (ix86_split_sse_movcc): New.
7432 * config/i386/i386-protos.h: Update.
7434 2005-01-13 Steven Bosscher <stevenb@suse.de>
7436 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7437 (fix_stmt_v_may_defs): Likewise.
7439 2005-01-13 Richard Henderson <rth@redhat.com>
7441 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7442 for converting the mask.
7444 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7446 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7449 2005-01-13 Richard Henderson <rth@redhat.com>
7451 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7452 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7453 IX86_BUILTIN_MOVDQ2Q): Remove.
7454 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7455 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7456 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7458 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7459 (sse2_pextrw): Fix immediate constraint.
7460 (sse2_loadq, sse2_loadq_rex64): Remove.
7461 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7462 Use __builtin_ia32_vec_ext_<size>.
7463 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7465 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7467 * function.c (assign_parm_setup_block): Look inside original
7468 entry_parm when inspecting PARALLEL.
7470 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7471 Joel Sherrill <joel@oarcorp.com>
7474 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7475 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7476 rtems_gxx_recursive_mutex_init.
7477 (__gthread_recursive_mutex_lock): New function.
7478 (__gthread_recursive_mutex_trylock): Likewise.
7479 (__gthread_recursive_mutex_unlock): Likewise.
7481 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7483 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7485 2005-01-13 Jan Beulich <jbeulich@novell.com>
7487 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7488 (ashrti3_internal): Indicate output is early clobber. Generate result
7489 into output rather than first input. Use move for low word of output
7490 if shift count is exactly 64.
7491 (lshrti3_internal): Likewise.
7493 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7497 * reload1.c (delete_output_reload): Don't delete an output reload
7498 if the pseudo lives longer than a single basic block. Adjust and
7499 improve wording of comment.
7501 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7504 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7505 of TYPE_SIZE where we mean the number of bytes.
7507 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7509 * function.c (assign_parm_setup_block): Relax condition on
7510 multi-register optimization.
7512 2005-01-12 Nick Clifton <nickc@redhat.com>
7514 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7515 an "in_delay_slot" attribute of "no" to prevent them being used in
7516 delay slots. This is forbidden because they might generate
7519 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7522 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7525 2005-01-12 Nick Clifton <nickc@redhat.com>
7527 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7528 passed on to GAS) but do not define, as GAS no longer supports or
7529 needs the -m2000 option.
7531 2005-01-11 Roger Sayle <roger@eyesopen.com>
7533 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7534 type as args of unprototyped builtins aren't automatically promoted.
7535 (fold_builtin_abs): Likewise.
7537 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7539 * Makefile.in: Set a `build-warn' variable.
7541 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7543 PR tree-optimization/17949
7544 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7545 (find_interesting_uses_address): Use it.
7547 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7549 * regrename.c (kill_value): Handle subreg's that won't simplify.
7551 2005-01-11 Richard Henderson <rth@redhat.com>
7554 * config/i386/i386.h (enum ix86_builtins): Move ...
7555 * config/i386/i386.c: ... here.
7556 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7557 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7558 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7559 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7560 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7561 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7562 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7563 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7564 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7565 IX86_BUILTIN_LOADDDUP): Remove.
7566 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7567 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7568 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7569 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7570 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7571 (ix86_init_builtins): Make static.
7572 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7573 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7574 if all the modes match. Otherwise, fake it.
7575 (get_element_number, ix86_expand_vec_init_builtin,
7576 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7577 (ix86_expand_builtin): Make static. Update for changed builtins.
7578 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7579 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7580 (ix86_expand_vector_init_duplicate): New.
7581 (ix86_expand_vector_init_low_nonzero): New.
7582 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7583 Split out from ix86_expand_vector_init; handle integer modes.
7584 (ix86_expand_vector_init): Use them.
7585 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7586 * config/i386/i386-protos.h: Update.
7587 * config/i386/predicates.md (reg_or_0_operand): New.
7588 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7589 (movv2sf_internal): Likewise. And a splitter to match them all.
7590 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7591 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7592 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7593 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7594 (mmx_pinsrw): Fix operand ordering.
7595 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7596 rather than sse_loadss expander.
7597 (movv2df splitter): Similarly.
7598 (sse_loadss, sse_loadlss): Remove.
7599 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7600 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7601 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7602 (sse3_movddup): Rename with '*'.
7603 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7604 (sse2_loadsd): Remove.
7605 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7606 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7607 (sse2_pinsrw): Fix argument ordering.
7608 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7609 (sse2_stored): Remove 'r' destination.
7610 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7611 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7612 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7613 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7614 vec_extractv16qi, vec_initv16qi): New.
7616 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7617 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7618 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7620 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7621 (_mm_load_si128, _mm_store_si128): Likewise.
7622 (_mm_load1_pd): Use _mm_set1_pd.
7623 (_mm_load_sd): Use _mm_set_sd.
7624 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7625 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7626 (_mm_set_epi64): Use _mm_set_epi64x.
7627 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7628 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7629 _mm_setr_epi8): Use _mm_set_foo form.
7630 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7631 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7632 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7633 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7634 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7635 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7636 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7637 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7638 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7639 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7640 (_mm_movedup_pd): Use _mm_shuffle_pd.
7641 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7642 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7643 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7644 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7646 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7647 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7648 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7649 (_mm_store_ps): Use raw dereference.
7650 (_mm_store1_ps): Use _mm_storeu_ps.
7651 (_mm_storer_ps): Use _mm_store_ps.
7652 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7653 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7655 2005-01-11 Stan Shebs <shebs@apple.com>
7657 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7658 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7660 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7663 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7664 Skip all DECLs except for FIELD_DECLs.
7666 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7668 * config/s390/s390.c (override_options): Return error if
7669 -mbackchain, -mpacked-stack and -mhard-float are used together.
7670 (s390_va_start): Remove the backchain && packed-stack special case.
7671 (s390_gimplify_va_arg): Likewise.
7672 * doc/invoke.texi: Remove the ABI incompatibility note.
7674 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7676 * config/s390/s390.c (struct s390_frame_layout): Remove
7678 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7679 save_backchain_p with TARGET_BACKCHAIN.
7681 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7684 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7685 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7686 * function.c (locate_and_pad_parm): Set new field.
7687 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7688 Tweak where_pad test to include "none". Always set mem align for
7690 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7691 not sufficient for type.
7692 (assign_parm_setup_block): If stack_parm is zero on entry, always
7693 make a new stack local. Block move old stack parm if necessary
7694 to new aligned stack local.
7695 (assign_parm_setup_stack): Use a block move to handle
7696 potentially misaligned entry_parm.
7697 (assign_parms_unsplit_complex): Specify required alignment when
7698 creating stack local.
7699 * calls.c (compute_argument_addresses): Override alignment of stack
7700 arg calculated from its type with the alignment given by
7701 FUNCTION_ARG_BOUNDARY.
7702 (store_one_arg): Likewise.
7704 2005-01-11 Jan Beulich <jbeulich@novell.com>
7706 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7707 Change respective itanium_class attribute to ialu.
7708 (shladdp4_internal): New.
7709 * config/ia64/predicates.md (shladd_log2_operand): New.
7711 2005-01-11 Richard Henderson <rth@redhat.com>
7713 * expr.c (store_constructor): Use rtvec_alloc instead of
7714 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7716 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7718 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7720 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7722 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7723 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7724 (TARGET_RWRELOC): Define.
7725 (ia64_rwreloc_section_type_flags): Delete.
7726 (ia64_section_type_flags): New function.
7727 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7728 (TARGET_RWRELOC): Define.
7730 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7733 * config/ia64/ia64.c (process_set): For alloc insn, only call
7734 process_epilogue is !frame_pointer_needed.
7736 2005-01-10 Roger Sayle <roger@eyesopen.com>
7739 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7740 unary operator and can't be treated as a binary/comparison operator.
7742 2005-01-10 Richard Henderson <rth@redhat.com>
7744 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7745 (ix86_return_in_memory): Likewise.
7746 (function_arg_advance): Likewise. Mirror structure in function_arg
7747 for choosing register to advance.
7749 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7751 * tree-vectorizer.c, tree.def: Fix comment typos.
7753 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7755 * config/s390/s390.c (struct processor_costs): 4 new fields:
7756 ddbr, ddr, debr, der.
7757 (s390_rtx_costs): More precise handling of divide instructions.
7759 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7761 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7763 2005-01-10 Jan Beulich <jbeulich@novell.com>
7765 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7766 names resulting from -ffunction-sections/-fdata-sections and linkonce
7768 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7769 based on the section name. Rearrange the section name comparison logic
7770 slightly so that each section name is compared against at most once.
7772 2005-01-10 Ben Elliston <bje@au.ibm.com>
7774 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7775 targets for which -fPIC reduces limitations on the GOT size.
7777 2005-01-09 Falk Hueffner <falk@debian.org>
7779 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7782 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7785 * collect2.c (main): Set aixrtl_flag for -brtl option.
7786 (resolve_lib_name): Search for .so file extension before .a
7789 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7791 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7792 (vect_analyze_data_refs_alignment): Add dump prints.
7794 2005-01-09 Ira Rosen <irar@il.ibm.com>
7796 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7797 expr_invariant_in_loop_p.
7798 Initialize outputs first thing in the function.
7799 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7800 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7801 (vect_analyze_pointer_ref_access): Check that the initial condition of
7802 the access function is loop invariant.
7804 2005-01-09 Richard Henderson <rth@redhat.com>
7806 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7807 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7808 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7809 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7810 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7811 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7812 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7813 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7814 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7815 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7816 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7817 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7818 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7819 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7820 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7821 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7822 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7823 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7824 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7825 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7826 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7827 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7828 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7830 (mmx_clrdi, pavgusb): Remove.
7831 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7832 with leading sse_ prefix.
7833 * config/i386/sse.md: Receive them.
7834 * config/i386/mmx.md: New file.
7835 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7836 (subrv2sf3): Turn into expander for normal subtraction.
7837 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7838 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7839 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7840 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7841 commutative; use ix86_binary_operator_ok.
7842 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7843 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7844 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7845 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7846 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7847 Macroize from existing patterns; use ix86_binary_operator_ok.
7848 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7849 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7850 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7851 with vec_select+vec_concat.
7852 (mmx_pshufw, mmx_pshufw_1): Likewise.
7853 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7854 (mmx_uavgv4hi3): Model correctly.
7855 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7856 _mm_xor_si64): Remove casts.
7858 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7860 PR tree-optimization/19224
7861 * tree-scalar-evolution.c (get_instantiated_value,
7862 set_instantiated_value): New functions.
7863 (instantiate_parameters_1): Cache the results.
7864 (instantiate_parameters, resolve_mixers): Initialize and free
7867 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7869 * config/i386/i386.md (addhi_4): Correct reference in comment.
7872 2005-01-08 Richard Henderson <rth@redhat.com>
7874 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7875 (_mm_cvtsi128_si64x): Likewise.
7876 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7877 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7878 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7879 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7880 * config/i386/i386-protos.h: Update.
7881 * config/i386/i386.c (print_operand): Add 'H'.
7882 (ix86_fixup_binary_operands): Split out from ...
7883 (ix86_expand_binary_operator): ... here.
7884 (ix86_fixup_binary_operands_no_copy): New.
7885 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7886 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7887 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7888 (safe_vector_operand): Use CONST0_RTX.
7889 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7890 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7891 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7892 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7894 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7895 (IX86_BUILTIN_CMPNGESS): New.
7896 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7897 (attr type): Add sselog1.
7898 (attr unit, attr memory): Handle it.
7899 (movti, movti_internal, movti_rex64): Move near other integer moves.
7900 (movtf, movtf_internal): Move near other fp moves.
7901 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7902 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7903 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7904 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7905 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7906 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7907 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7908 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7909 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7910 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7911 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7912 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7913 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7914 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7915 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7916 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7917 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7918 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7919 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7920 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7921 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7922 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7923 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7924 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7925 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7926 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7927 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7928 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7929 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7930 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7931 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7932 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7933 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7934 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7935 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7936 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7937 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7938 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7939 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7940 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7941 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7942 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7943 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7944 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7946 (SSEPUSH, push<SSEPUSH>): Remove.
7947 (MMXPUSH, push<MMXPUSH>): Remove.
7948 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7949 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7950 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7951 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7952 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7953 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7954 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7955 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7956 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7957 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7958 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7959 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7960 (ppro_sse_log_V4SF): Handle sselog1.
7961 * config/i386/predicates.md (const_0_to_1_operand): New.
7962 (const_0_to_255_mul_8_operand): New.
7963 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7964 (const_2_to_3_operand, const_4_to_7_operand): New.
7965 * config/i386/sse.md: New file.
7966 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7967 (sse_movups): Rename from sse_movups_1.
7968 (sse_loadlss): Rename from sse_loadss_1.
7969 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7971 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7972 (absv4sf2, negv2df, absv2df): New.
7973 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7974 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7975 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7976 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7977 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7978 (sse3_addsubv4sf3): Model correctly.
7979 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7980 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7981 (sse_movhlps): Model with vec_select+vec_concat.
7982 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7983 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7984 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7985 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7986 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7987 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7988 sse2_pshufhw_1): Likewise.
7989 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7990 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7991 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7992 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7993 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7994 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7995 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7996 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7997 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7998 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7999 sminv8hi3): Mark commutative
8000 operands. Use ix86_binary_operator_ok.
8001 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
8002 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
8003 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
8004 sse2_punpcklqdq): Allow operand2 in memory.
8005 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
8006 sse2_movsd): Add memory alternatives.
8007 (sse_storelps): Turn expander into an insn; split after reload.
8008 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
8009 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
8011 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
8013 * configure.ac (DWARF-2 debug_line): Use objdump.
8014 * configure: Regenerate.
8016 2005-01-08 Jeff Law <law@redhat.com>
8017 Diego Novillo <dnovillo@redhat.com>
8019 PR tree-optimization/18241
8020 * tree-nrv.c (tree_nrv): Ignore volatile return values.
8021 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
8022 statements with volatile operands.
8023 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
8024 operands after marking a statement with has_volatile_ops.
8026 2005-01-08 Roger Sayle <roger@eyesopen.com>
8028 * tree.c (int_fits_type_p): Always honor integer constant
8029 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8031 2005-01-08 Roger Sayle <roger@eyesopen.com>
8033 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8034 the latent bug in rtl_delete_block has been resolved.
8036 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8038 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8039 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8041 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8043 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8044 library as @multilib_dir@/$(SHLIB_SONAME).
8046 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8048 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8049 * configure: Regenerate.
8051 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8053 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8056 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8059 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8060 Convert non-word aligned offset address using ld/std into
8063 2005-01-07 Richard Henderson <rth@redhat.com>
8065 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8067 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8069 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8071 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8073 PR tree-optimization/19283
8074 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8075 is not shorter than the original type.
8077 PR rtl-optimization/19012
8078 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8080 PR rtl-optimization/18861
8081 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8082 (FULL_STATE): Define.
8083 (mark_tablejump_edge): New function.
8084 (purge_dead_tablejump_edges): New function.
8085 (find_bb_boundaries): Use it.
8087 PR tree-optimization/18828
8088 * builtins.c (expand_builtin_next_arg): Remove argument and all
8089 the argument checking.
8090 (expand_builtin): Adjust caller.
8091 (expand_builtin_va_start): Likewise. Remove error for too many
8093 (fold_builtin_next_arg): Issue error for too many arguments.
8094 After checking arguments, replace them with magic arguments that
8095 prevent further checking of the args.
8097 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8099 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8101 2005-01-06 Roger Sayle <roger@eyesopen.com>
8104 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8105 and %{.S:...} (and their negative variants) to test whether the
8106 input file is assembler or pre-processed-assembler independent of
8107 the actual filename extension.
8109 2005-01-06 Roger Sayle <roger@eyesopen.com>
8111 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8112 of sign or zero extended values.
8114 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8116 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8117 for IBM long double format correctly.
8119 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8121 Fix PR tree-optimization/18792
8123 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8124 to first_loop_depth, and use loop depth instead of loop number.
8125 (build_classic_dir_vector): Ditto.
8126 (compute_data_dependences_for_loop): Use depth, not loop number.
8127 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8128 number. Pass in loops, instead of loop numbers.
8129 (gather_interchange_stats): Ditto.
8130 (linear_transform_loops): Ditto.
8132 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8135 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8136 biv_fits_mode_p, extension_within_bounds_p): New functions.
8137 (check_ext_dependent_givs): Use them.
8139 2005-01-06 Roger Sayle <roger@eyesopen.com>
8141 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8142 more than one barrier, in which case we should delete them all.
8144 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8146 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8148 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8150 Fix PR middle-end/19286
8152 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8153 output this subprogram, simply ignore this attempt to do it again.
8154 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8155 origin attribute if it's not possible.
8156 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8157 (decls_for_scope): Ditto.
8158 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8159 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8161 2005-01-05 Richard Henderson <rth@redhat.com>
8164 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8165 (bdesc_2arg): Use it.
8166 (ix86_expand_binop_builtin): Force operands into registers
8168 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8169 ix86_expand_sse_compare, ix86_expand_sse_comi,
8170 ix86_expand_builtin): Likewise.
8172 2005-01-05 Richard Henderson <rth@redhat.com>
8174 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8176 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8177 (mulv4hi3): Set itanium_class mmmul.
8178 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8179 (fpack): Rename from fpack_sfsf.
8181 2005-01-05 Richard Henderson <rth@redhat.com>
8184 * reload1.c (do_input_reload): Restrict the optimization deleteing
8185 a previous output reload to RELOAD_FOR_INPUT.
8187 2005-01-05 Steven Bosscher <stevenb@suse.de>
8189 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8190 comment that we fall through after case.
8191 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8192 (distribute_links): Likewise.
8193 * cse.c (cse_insn): Likewise.
8194 * cselib.c (cselib_invalidate_mem): Likewise.
8195 * df.c: Update comments at the top of the file.
8196 (read_modify_subreg_p): Update comments here too.
8197 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8198 * flow.c (mark_set_1): Likewise.
8199 (mark_used_regs): Likewise.
8200 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8201 (canon_list_insert): Likewise.
8202 (mark_set): Likewise.
8203 (try_replace_reg): Likewise.
8204 (store_killed_in_insn): Likewise.
8205 * loop.c (count_one_set): Likewise.
8206 (basic_induction_var): Likewise.
8207 * postreload-gcse.c (find_mem_conflicts): Likewise.
8208 * postreload.c (reload_combine_note_store): Likewise.
8209 (move2add_note_store): Likewise.
8210 * reload.c (find_equiv_reg): Likewise.
8211 (mark_referenced_resources): Likewise.
8212 * rtlanal.c (set_noop_p): Likewise.
8213 (note_stores): Likewise.
8214 (note_uses): Likewise.
8215 * sched-deps.c (sched_analyze_1): Likewise.
8216 * sched-rgn.c (check_live_1): Likewise.
8217 (update_live_1): Likewise.
8218 * config/i860/i860.c: Likewise.
8220 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8222 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8224 * doc/rtl.texi: Update documentation for bit-fields and SET.
8226 2005-01-05 Roger Sayle <roger@eyesopen.com>
8228 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8230 2005-01-05 Jan Hubicka <jh@suse.cz>
8231 Richard Henderson <rth@redhat.com>
8234 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8237 2005-01-05 Richard Henderson <rth@redhat.com>
8240 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8241 (sse_shufps): Change operand 3 to const_int_operand.
8242 (sse2_storelps): Fix typo in template.
8243 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8244 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8245 (ix86_expand_builtin): Likewise.
8247 2005-01-05 Julian Brown <julian@codesourcery.com>
8249 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8250 as aggregates for AAPCS ABIs.
8252 2005-01-05 Stan Shebs <shebs@apple.com>
8254 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8255 Mach-O getters if ppc64.
8256 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8258 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8259 signed four-byte field for global code case.
8260 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8262 2005-01-05 Roger Sayle <roger@eyesopen.com>
8265 * c-common.c: Include real.h.
8266 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8267 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8268 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8269 * Makefile.in (c-common.o): Update dependencies.
8271 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8273 * c-parse.in (asm_string): Add trailing semicolon.
8275 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8277 * c-parse.in (asm_string): New. Don't allow wide strings in
8279 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8280 asm_string instead of STRING.
8282 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8284 * c-typeck.c (constructor_no_implicit): Remove.
8285 (set_designator, process_init_element): Don't check
8286 constructor_no_implicit.
8288 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8289 Kaz Kojima <kkojima@gcc.gnu.org>
8292 * lcm.c (create_pre_exit): New.
8293 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8294 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8296 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8298 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8299 -msoft-float in target_float_switch.
8300 * arm.c (arm_override_options): Fix processing of target_float_switch.
8302 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8304 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8307 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8309 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8310 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8312 2005-01-04 Roger Sayle <roger@eyesopen.com>
8314 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8315 if deleting the then-block allows the test-block to fallthru to the
8318 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8321 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8322 after the full declaration if the are in two different TUs.
8324 2005-01-04 Richard Henderson <rth@redhat.com>
8327 * tree-sra.c (generate_one_element_init): Just
8328 call gimplify_and_add.
8329 (generate_element_init): Record the
8330 new referenced variables and mark them for renaming
8331 and split out to ...
8332 (generate_element_init_1): This.
8333 (scalarize_init): Don't call push_gimplify_context/
8334 pop_gimplify_context.
8336 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8338 * toplev.c (get_src_pwd): Handle failure of getpwd().
8340 2005-01-04 Roger Sayle <roger@eyesopen.com>
8342 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8344 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8345 all the cases handled by it are inverted by invert_truthvalue.
8347 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8349 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8350 (save_register_windowsi): Likewise.
8352 2005-01-04 Richard Henderson <rth@redhat.com>
8354 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8356 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8359 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8360 any simplifications of vector mode comparison operators.
8361 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8363 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8364 Devang Patel <dpatel@apple.com>
8366 PR tree-optimization/18308
8367 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8368 the operands before creating a new expression.
8369 * dojump.c (do_jump): Make drop_through_label available
8370 for all cases. Add expansion of COND_EXPR.
8372 2005-01-04 Ira Rosen <irar@il.ibm.com>
8374 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8375 INTEGER_CST instead of TREE_CONSTANT.
8376 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8377 instead of TREE_CONSTANT.
8378 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8379 instead of TREE_CONSTANT.
8381 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8383 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8385 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8388 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8389 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8391 2005-01-03 Richard Henderson <rth@redhat.com>
8393 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8394 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8395 fold_convert_const_real_from_real): Split out from ...
8396 (fold_convert_const): ... here.
8398 2005-01-03 Richard Henderson <rth@redhat.com>
8401 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8402 (mov<MMXMODEI>_internal): Likewise.
8403 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8404 Add V2SF case; use it for SSE1; don't use TI.
8405 (movdf_integer): Likewise.
8406 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8408 2005-01-03 Ira Rosen <irar@il.ibm.com>
8410 * tree-vectorizer.c (vect_strip_conversions): New function.
8411 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8412 check for binary class.
8414 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8418 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8420 * gimple-low.c (mark_blocks_with_used_vars): New function.
8421 (mark_blocks_with_used_subblocks): Ditto.
8422 (mark_used_blocks): Ditto.
8423 (pass_mark_used_blocks): New pass.
8424 * tree-inline.c: Include debug.h.
8425 (expand_call_inline): Call outlining_inline_function here.
8426 * tree-optimize.c (init_tree_optimization_passes): Add
8427 pass_mark_used_blocks.
8428 * tree-pass.h (pass_mark_used_blocks): New.
8429 * Makefile.in (tree-inline.o): Add debug.h dependency.
8431 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8433 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8434 VAR_DECLs to have weak_import attribute.
8436 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8439 2004-01-03 Steven Bosscher <stevenb@suse.de>
8441 * passes.c (rest_of_compilation): Don't run regmove if only
8442 flag_expensive_optimizations, require flag_regmove instead.
8444 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8446 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8448 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8449 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8450 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8451 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8453 2005-01-03 Richard Henderson <rth@redhat.com>
8455 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8456 (ia64_const_ok_for_letter_p): New.
8457 (ia64_const_double_ok_for_letter_p): New.
8458 (ia64_extra_constraint): New.
8459 (ia64_expand_vecint_compare): New.
8460 (ia64_expand_vcondu_v2si): New.
8461 (ia64_expand_vecint_cmov): New.
8462 (ia64_expand_vecint_minmax): New.
8463 (ia64_print_operand): Add 'v'.
8464 (ia64_preferred_reload_class): New.
8465 (ia64_vector_mode_supported_p): New.
8466 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8467 (PREFERRED_RELOAD_CLASS): Move to function.
8468 (CONST_OK_FOR_LETTER_P): Move to function.
8469 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8470 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8471 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8472 (EXTRA_CONSTRAINT): Move to function.
8473 * config/ia64/ia64.md: Include vect.md.
8474 (itanium_class): Add mmalua.
8476 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8478 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8479 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8481 (const_int_2bit_operand): New.
8482 (fr_reg_or_0_operand): New.
8483 * config/ia64/ia64-modes.def: Add vector modes.
8484 * config/ia64/ia64-protos.h: Update.
8485 * config/ia64/vect.md: New file.
8487 2005-01-03 Richard Henderson <rth@redhat.com>
8489 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8491 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8494 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8496 (log1pdf2): Change mode of operands[0,1] to DFmode.
8498 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8500 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8501 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8502 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8503 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8504 SPARC_RELAXED_ORDERING.
8506 2005-01-03 Richard Henderson <rth@redhat.com>
8507 Uros Bizjak <uros@kss-loka.si>
8510 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8511 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8512 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8514 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8515 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8516 const_pow2_1_to_128_operand): New predicates.
8518 2005-01-02 Greg McGary <greg@mcgary.org>
8520 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8522 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8523 object. [ptr_type]: Remove unused variable.
8524 Remember nearest addressable array-element or record-component
8525 when checking bitfield components. Tolerate empty BIND_EXPR.
8527 2005-01-01 Richard Henderson <rth@redhat.com>
8529 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8530 that don't narrow the value. Fail for other conversions.
8532 2005-01-01 Richard Henderson <rth@redhat.com>
8535 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8536 * c-lang.c (finish_file): Don't do it here.
8537 * objc/objc-act.c (objc_finish_file): Likewise.
8539 * cgraph.c (decl_assembler_name_equal): New.
8540 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8541 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8542 * cgraph.h (struct cgraph_varpool_node): Add next.
8543 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8544 * varasm.c (assemble_alias): Mark the target as needed.
8546 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8549 * function.c (get_arg_pointer_save_area): Use entry_of_function
8550 instead of get_insns.
8552 2005-01-01 Roger Sayle <roger@eyesopen.com>
8553 Andrew Pinski <pinskia@physics.uc.edu>
8554 James E. Wilson <wilson@specifixinc.com>
8556 PR rtl-optimization/12092
8557 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8560 2005-01-01 Roger Sayle <roger@eyesopen.com>
8561 Olivier Hainque <hainque@act-europe.fr>
8563 * tree.c (int_fits_type_p): A narrower type always fits in a
8564 wider one, except for negative values into unsigned types.
8566 2005-01-01 Roger Sayle <roger@eyesopen.com>
8568 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8569 with the original constant rather than require TREE_OVERFLOW.
8571 2005-01-01 Steven Bosscher <stevenb@suse.de>
8574 * c-decl.c (finish_function): If compiling C99, annotate the
8575 compiler generated return with the current file name and line 0.
8576 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8577 the source line is greater than 0.
8578 (remove_bb): Likewise.
8580 See ChangeLog.12 for earlier changes.