1 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3 * dominance.c (free_dominance_info): Speed up by freeing et
4 data structures without maintaining other nodes.
5 * et-forest.c (et_free_tree_force): New.
6 * et-forest.h: Add a prototype for et_free_tree_force.
8 * tree.c (get_set_constructor_bits,
9 get_set_constructor_bytes): Remove.
10 * tree.h: Remove the corresponding prototypes.
12 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
15 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
16 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
17 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
20 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
22 * fold-const.c: Convert uses of fold (build (...)) to
25 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
27 PR rtl-optimization/20249
28 * cse.c (insert_regs): Do not record equivalence of registers in
31 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
33 * emit-rtl.c (reverse_comparison): Remove.
34 * rtl.h: Remove the corresponding prototype.
36 2005-03-24 James E Wilson <wilson@specifixinc.com>
38 * doc/install.texi (--enable-altivec): Delete docs.
40 2005-03-24 David Edelsohn <edelsohn@gnu.org>
42 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
43 SFmode and DFmode before reload when
44 flag_unsafe_math_optimizations not enabled.
46 2005-03-24 Geoffrey Keating <geoffk@apple.com>
48 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
50 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
51 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
53 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
55 * configure.ac (enable-checking): Add 'runtime' option.
56 * doc/install.texi (enable-checking): Document 'runtime' checking.
57 * tsystem.h (gcc_assert, gcc_unreachable): Define.
58 * config.in: Regenerated.
59 * configure: Regenerated.
61 2005-03-23 Uros Bizjak <uros@kss-loka.si>
63 * optabs.h (enum optab_index): Remove OTI_llrint.
64 (llrint_optab): Remove macro.
65 * optabs.c (init_optabs): Remove llrint_optab initialization.
66 * genopinit.c (optabs): Remove llrint_optab implementation.
67 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
70 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
72 PR rtl-optimization/20532
73 * simplify-rtx.c (simplify_binary_operation_1): Protect from
74 overflow when adding coefficients for PLUS or MINUS.
75 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
78 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
80 * langhooks.h (truthvalue_conversion): Remove.
81 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
82 LANG_HOOKS_TRUTHVALUE_CONVERSION.
83 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
84 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
85 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
87 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
89 * params.def: Fix a typo.
90 * config/mips/mips.c: Follow the spelling convensions.
91 * doc/invoke.texi: Fix typos.
93 2005-03-18 Dale Johannese <dalej@apple.com>
95 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
97 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
99 Fix PR tree-optimization/20601
101 * tree-ssa-pre.c (insert_aux): Add missing condition to
104 2005-03-23 Ian Lance Taylor <ian@airs.com>
106 * final.c (final_scan_insn): Don't remove no-op instructions.
107 * reload1.c (reload): Remove simple no-op instructions even when
110 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
112 PR tree-optimization/20501
113 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
114 reporting that peeling for alignment is applied moved to...
115 * (vect_analyze_data_refs_alignment): Here.
117 2005-03-23 Ian Lance Taylor <ian@airs.com>
119 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
121 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
123 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
124 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
126 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
128 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
129 imply that this is called once, independent of asms in code.
130 Adjust to now being pased output and input lists. Mention helper
131 function decl_overlaps_hard_reg_set_p.
132 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
133 hook_tree_tree_identity and to take three trees, returning third.
134 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
136 * stmt.c: include hard-reg-set.h before tree.h.
137 (decl_overlaps_hard_reg_set_p): New function, broken out from...
138 (decl_conflicts_with_clobbers_p): Call
139 decl_overlaps_hard_reg_set_p.
140 (expand_asm_operands): Pass output and input lists in call to
141 targetm.md_asm_clobbers.
142 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
143 hook_tree_tree_tree_tree_3rd_identity.
144 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
146 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
147 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
148 parameters, first two unused.
149 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
150 parameters. Only add MOF to clobbers if there's no 'h' mentioned
151 in constraint letters and MOF is not mentioned as a asm-declared
152 register in neither of the input and output lists.
154 2005-03-23 DJ Delorie <dj@redhat.com>
156 * optabs.c (expand_binop): Make sure the first subword's result
159 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
161 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
162 Call c_common_truthvalue_conversion rather than
163 lang_hooks.truthvalue_conversion.
164 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
165 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
167 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
168 c_common_truthvalue_conversion.
169 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
170 c_parser_conditional_expression, c_parser_binary_expression): Call
171 c_objc_common_truthvalue_conversion.
172 * c-typeck.c (build_unary_op): Call
173 c_objc_common_truthvalue_conversion.
174 (build_conditional_expr): Do not call
175 lang_hooks.truthvalue_conversion.
176 (build_binary_op): Call c_common_truthvalue_conversion.
177 (c_objc_common_truthvalue_conversion): Moved from
178 c-objc-common.c. Call default_function_array_conversion instead
179 of default_conversion.
181 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
183 * c-common.h (default_conversion): Remove.
184 (perform_integral_promotions): Add.
185 * c-tree.h (default_conversion): Add.
186 * c-typeck.c (perform_integral_promotions): New, split out from
188 * c-common.c (check_case_value): Use perform_integral_promotions,
189 not default_conversion.
190 (c_add_case_label): Don't continue processing case label after
193 2005-03-23 Mark Mitchell <mark@codesourcery.com>
195 * gcc.c (do_spec_1): Do not add a -L path for a directory in
196 the prefix list if we have already added a multilib directory
198 (main): Do not add MD_EXEC_PREFIX to the list of directories to
201 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
203 * reload1.c (indirect_symref_ok, reload_obstack): Make them
205 * reload.h: Remove the prototype for indirect_symref_ok.
207 * reload1.c (indirect_symref_ok): Make it global.
208 * reload.h: Add a prototype for indirect_symref_ok.
210 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
212 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
215 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
217 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
219 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
221 * c-opts.c (c_common_parse_file): Only start/end main source file
222 if debug hooks says the writer wants it.
223 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
225 (xcoff_debug_hooks): Ditto.
226 * debug.c (do_nothing_hooks): Ditto.
227 * debug.h (gcc_debug_hooks): Ditto.
228 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
229 * sdbout.c (sdb_debug_hooks): Ditto.
230 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
232 2005-03-22 Mark Mitchell <mark@codesourcery.com>
234 * doc/extend.texi: Deprecate C++ min/max operators.
236 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
238 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
239 artificial original candidates.
241 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
242 Jan Hubicka <jh@suse.cz>
243 Steven Bosscher <stevenb@suse.de
245 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
246 call cost based on argument sizes.
247 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
249 * params.def: (max-inline-inssn-single): Set to 450.
250 (max-inline-insns-auto): Set to 90.
251 (max-inline-insns-recursive): Set to 450
252 (max-inline-insns-recursive-auto): Set to 450.
253 (large-function-insns): Set to 2700.
254 (inline-call-cost): New parameter.
255 * tree-inline.c (estimate_move_cost): New function.
256 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
257 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
259 * tree-inline.h (estimate_move_cost): Declare.
260 * invoke.texi: (max-inline-inssn-single): Change default to 450.
261 (max-inline-insns-auto): Change default to 90.
262 (max-inline-insns-recursive): Change default to 450
263 (max-inline-insns-recursive-auto): Change default to 450.
264 (large-function-insns): Change default to 2700.
265 (inline-call-cost): Document new parameter.
267 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
269 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
270 (TARGET_DEFAULT): Delete.
271 * config/i860/i860.opt: New file.
273 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
275 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
276 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
277 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
278 (frv_sched_lookahead): Delete.
279 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
280 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
281 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
282 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
283 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
284 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
285 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
286 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
287 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
288 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
289 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
290 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
291 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
292 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
293 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
294 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
295 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
296 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
297 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
298 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
299 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
300 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
301 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
302 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
303 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
304 (frv_sched_lookahead): Delete.
305 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
306 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
307 (frv_handle_option): New function. Move -mcpu= handling from...
308 (frv_override_options): ...here. Remove handling of other
310 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
311 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
312 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
313 and TARGET_NO_MULTI_CE.
314 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
316 * config/frv/frv.opt: New file.
318 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
320 * fold-const.c (fold_ternary): Take decomposed arguments of
322 (fold): Update a call to fold_ternary.
324 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
325 * tree.h: Add corresponding prototypes.
327 2005-03-22 Jakub Jelinek <jakub@redhat.com>
330 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
331 between jump table and its label.
332 * final.c (shorten_branches): Handle notes in between ADDR_VEC
333 resp. ADDR_DIFF_VEC and the label preceeding it.
334 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
335 is emitted in the right section.
337 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
339 * fold-const.c (fold_unary, fold_binary): Update comments
342 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
344 PR rtl-optimization/20527
345 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
346 REG_INC note, test that the register also isn't mentioned in PRED
349 2005-03-22 Ben Elliston <bje@au.ibm.com>
351 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
354 2005-03-21 Mike Stump <mrs@apple.com>
356 * varasm.c (default_assemble_visibility): Remove extra ().
358 2005-03-21 Roger Sayle <roger@eyesopen.com>
361 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
362 to determine whether a block can be duplicated, rather than test
363 whether the block contains noncopyable insns ourselves.
365 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
367 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
370 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
372 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
374 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
376 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
377 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
378 * config/fr30/fr30.opt: New file.
380 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
382 Fix PR tree-optimization/20542
384 * tree-flow-inline.h (overlap_subvar): Move to here.
385 * tree-ssa-operands.c: From here.
386 * tree-flow.h (overlap_subvar): Declare.
387 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
388 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
389 for variables with subvars.
391 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
394 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
395 * modulo-sched.c (const_iteration_count): Return on NULL
397 (print_node_sched_params): Return on NULL dump_file.
398 (generate_reg_moves): Handle reg-anti dependencies and disregard
399 closing branch when generating register moves.
400 (sms_schedule): Mark the SMSed block dirty.
401 * passes.c (rest_of_handle_sms): Call update_life_info for all
403 * testsuite/gcc.dg/20050321-1.c: New test.
405 2005-03-21 Bob Wilson <bob.wilson@acm.org>
407 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
408 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
409 movqi_internal): Likewise.
411 2005-03-21 Bob Wilson <bob.wilson@acm.org>
413 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
414 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
415 xtensa_b4const): Delete prototypes.
416 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
417 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
418 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
419 xtensa_extra_constraint): New prototypes.
420 (add_operand, arith_operand, nonimmed_operand, mem_operand,
421 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
422 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
423 move_operand, const_float_1_operand, fpmem_offset_operand,
424 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
425 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
426 (xtensa_b4const_or_zero): ...this. Change return type to bool and
427 argument type to HOST_WIDE_INT.
428 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
429 xtensa_mask_immediate): Likewise.
430 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
431 Likewise. Also make these functions static.
432 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
433 (xtensa_const_ok_for_letter_p): New.
434 (add_operand, arith_operand, nonimmed_operand, mem_operand,
435 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
436 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
437 move_operand, const_float_1_operand, fpmem_offset_operand,
438 branch_operator, ubranch_operator, boolean_operator): Move to
440 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
441 (xtensa_mem_offset): Change return type to bool.
442 (xtensa_extra_constraint): New.
443 (gen_int_relational): Update type of const_range_p function pointer.
444 Use xtensa_b4const_or_zero.
445 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
446 xtensa_const_ok_for_letter_p. Update comments.
447 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
448 (PREDICATE_CODES): Delete.
449 * config/xtensa/xtensa.md: Include predicates.md.
450 * config/xtensa/predicates.md: New file.
452 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
454 * config/v850/v850-protos.h: Remove the prototypes for
455 reg_or_int9_operand, reg_or_const_operand,
456 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
457 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
458 movsi_source_operand, power_of_two_operand,
459 not_power_of_two_operand, special_symbolref_operand,
460 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
461 register_is_ok_for_epilogue.
462 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
463 reg_or_int9_operand, reg_or_const_operand,
464 call_address_operand, special_symbolref_operand,
465 movsi_source_operand, power_of_two_operand,
466 not_power_of_two_operand, register_is_ok_for_epilogue,
467 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
468 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
470 * config/v850/v850.h (PREDICATE_CODES): Remove.
471 * config/v850/v850.md: Include predicates.md.
472 * config/v850/predicates.md: New.
474 2005-03-21 Zack Weinberg <zack@codesourcery.com>
476 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
477 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
478 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
479 (itoolsdir, itoolsdatadir): Move definition above new first use.
480 (install-itoolsdirs): New rule.
481 (install-mkheaders): Depend on install-itoolsdirs, not
484 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
486 * tree-into-ssa.c: Remove obsolete comments.
488 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
490 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
491 unrolling if -fpeel-loops is specified, too.
492 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
493 Remove superfluous check for flag_unroll_loops.
495 2005-03-21 Uros Bizjak <uros@kss-loka.si>
497 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
498 (lrint_optab, llrint_optab): Define corresponding macros.
499 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
500 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
501 pattern and llrint_optab using llrintdi2 patterns.
502 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
503 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
504 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
505 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
506 flag_unsafe_math_optimizations is set.
508 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
510 * combine.c (combine_simplify_rtx, simplify_if_then_else,
511 simplify_logical, if_then_else_cond, known_cond,
512 simplify_comparison): Adjust calls to reverse_comparison.
513 Don't use combine_reversed_comparison_code).
514 (combine_reversed_comparison_code): Remove.
515 (reversed_comparison): Using reversed_comparison_code, move it...
516 * jump.c (reversed_comparison): ... here.
517 * rtl.h (reversed_comparison): Add prototype.
519 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
521 * builtins.c (fold_builtin): Take decomposed arguments of
523 * fold-const.c (fold_ternary): Update a call to fold_builtin.
524 * gimplify.c (gimplify_call_expr): Likewise.
525 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
526 * tree.h: Update the prototype of fold_builtin.
528 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
530 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
531 * rtlhooks.c (gen_lowpart_no_emit_general): New.
532 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
533 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
534 * simplify-rtx.c (simplify_binary_operation_1): Use it.
536 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
538 * builtins.c (fold_builtin_1): Take decomposed arguments of
540 (fold_builtin): Update a call to fold_builtin_1.
542 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
545 * gcov.c (output_lines): Only output function block summary when
546 outputting branch information.
547 * doc/gcov.texi: Document format of preamble and additional block
550 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
552 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
553 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
554 the defaults false if BITS_PER_UNIT != 8.
555 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
556 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
557 than BITS_PER_UNIT != 8.
558 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
559 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
560 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
562 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
563 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
565 2005-03-20 Roger Sayle <roger@eyesopen.com>
568 * fold-const.c (fold_binary): Fix type mismatch between
569 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
570 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
571 for non-truth-valued expressions.
573 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
574 and FUNCTION_DECL in the main switch.
575 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
576 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
577 we also need to convert their operands to match.
578 <TRUTH_NOT_EXPR>: Likewise.
580 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
582 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
583 diagnostic without checking whether an lvalue.
584 * c-common.h (lvalue_p): Remove.
585 (enum lvalue_use): Update comment.
586 (lvalue_or_else): Replace by lvalue_error.
587 * c-typeck.c (lvalue_p): Make static.
588 (lvalue_or_else): New. Call lvalue_error.
590 2005-03-21 Alan Modra <amodra@bigpond.net.au>
592 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
593 (function_arg_advance): Use rs6000_parm_start.
594 (function_arg, rs6000_arg_partial_bytes): Likewise.
596 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
598 * c-common.c (check_case_value): Adjust comment about stripping
600 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
601 * c-typeck.c (default_conversion, convert_arguments,
602 build_modify_expr, convert_for_assignment, store_init_value,
603 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
604 manually. Remove inaccurate comments.
606 2005-03-20 Roger Sayle <roger@eyesopen.com>
607 Joseph S. Myers <joseph@codesourcery.com>
609 * varasm.c (do_assemble_alias): Restore comment describing function.
610 Annotate the target parameter as potentially unused.
612 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
615 * config/avr/avr.c (avr_output_function_prologue): Do not use
616 current_function_name() in a label, use a local label instead.
618 2005-03-20 David Edelsohn <edelsohn@gnu.org>
620 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
621 flag_finite_math_only, not flag_unsafe_math_optimizations.
623 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
625 * builtins.c (fold_builtin_1): Update a call to
626 targetm.fold_builtin.
627 * hooks.c (hook_tree_tree_bool_null): Rename to
628 hook_tree_tree_tree_bool_null. Take one more argument of type
630 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
631 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
632 hook_tree_tree_tree_bool_null.
633 * target.h (gcc_target): Update the prototype of fold_builtin.
634 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
635 arguments of CALL_EXPR.
636 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
639 2005-03-20 Jan Hubicka <jh@suse.cz>
641 * cgraph.h (cgraph_node): Add prev_clone pointer.
642 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
643 (cgraph_clone_node): Produce doubly linked chain.
645 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
647 * c-common.c (handle_aligned_attribute, check_function_sentinel,
648 get_nonnull_operand, handle_sentinel_attribute,
649 check_function_arguments_recurse): Do not strip NOPS from
651 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
653 * c-format.c (get_constant): Likewise.
654 * c-parser.c (c_parser_postfix_expression): Likewise.
655 * c-typeck.c (set_init_index): Likewise.
656 (convert_arguments): Don't check for NOP_EXPR containing integer
659 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
661 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
662 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
663 Take decomposed arguments of CALL_EXPR.
664 (fold_builtin_1): Update calls to the functions mentioned
667 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
669 * c-decl.c (check_bitfield_type_and_width): Require bit-field
670 width to have integer type.
671 (build_enumerator): Require enumerator value to have integer type.
673 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
675 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
678 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
680 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
681 std=iso9899:199x): Correct descriptions.
683 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
685 * config.gcc: Consistently use solaris2.1[0-9]* instead of
688 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
690 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
692 (expand_builtin_memcpy, fold_builtin_1): Update calls to
695 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
696 arguments of CALL_EXPR.
697 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
698 fold_builtin_found, fold_builtin_1): Update calls to
699 fold_trunc_transparent_mathfn.
701 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
704 * fold-const.c (fold_widened_comparison): Don't optimize casts of
705 function pointers on targets that require function pointer
707 (fold_sign_changed_comparison): Likewise.
709 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
711 * combine.c (try_combine): When changing the mode of a hard reg, make
712 sure that doing so is valid.
714 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
716 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
717 (TARGET_HANDLE_OPTION): Override default.
718 (avr_handle_option): New function.
719 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
720 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
721 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
722 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
723 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
724 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
725 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
726 (TARGET_OPTIONS): Delete.
727 * config/avr/avr.opt: New file.
729 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
731 * config/m32r/m32r-protos.h: Remove the prototypes for
732 call_address_operand, symbolic_operand, seth_add3_operand,
733 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
734 reg_or_uint16_operand, reg_or_cmp_int16_operand,
735 two_insn_const_operand, move_src_operand,
736 move_double_src_operand, move_dest_operand,
737 eqne_comparison_operator, signed_comparison_operator,
738 large_insn_p, conditional_move_operand, carry_compare_operand,
739 m32r_block_immediate_operand, extend_operand,
740 reg_or_eq_int16_operand, int8_operand, and
742 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
743 seth_add3_operand, int8_operand, cmp_int16_operand,
744 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
745 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
746 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
747 move_double_src_operand, move_dest_operand,
748 eqne_comparison_operator, signed_comparison_operator,
749 extend_operand, small_insn_p, large_insn_p,
750 conditional_move_operand, carry_compare_operand,
751 m32r_block_immediate_operand): Move to predicates.md.
752 (MAX_MOVE_BYTES): Move to m32r.h.
753 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
754 * config/m32r/m32r.md: Include predicates.md.
755 * config/m32r/predicates.md: New.
757 2005-03-18 James E Wilson <wilson@specifixinc.com>
760 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
763 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
765 * config/mn10300/mn10300-protos.h: Remove the prototypes for
766 call_address_operand, const_8bit_operand.
767 * config/mn10300/mn10300.c (call_address_operand,
768 const_8bit_operand, const_1f_operand): Move to predicates.md.
769 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
770 * config/mn10300/mn10300.md: Include predicates.md.
771 * config/mn10300/predicates.md: New.
773 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
775 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
776 declarations in diagnostics and %E for identifiers, not %s.
778 2005-03-18 Jan Hubicka <jh@suse.cz>
779 Dale Johannesen <dalej@apple.com>
781 * basic-block.h (scale_bbs_frequencies_int,
782 scale_bbs_frequencies_gcov_type): Declare.
783 * cfg.c (RDIV): New macro.
784 (update_bb_frequency_for_threading): Fix.
785 * basic-block.h (scale_bbs_frequencies_int,
786 scale_bbs_frequencies_gcov_type): New.
787 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
788 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
789 scale_bbs_frequencies_int.
790 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
792 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
794 * config/m32r/m32r-protos.h: Remove the prototypes for
795 call_address_operand, symbolic_operand, seth_add3_operand,
796 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
797 reg_or_uint16_operand, reg_or_cmp_int16_operand,
798 two_insn_const_operand, move_src_operand,
799 move_double_src_operand, move_dest_operand,
800 eqne_comparison_operator, signed_comparison_operator,
801 large_insn_p, conditional_move_operand, carry_compare_operand,
802 m32r_block_immediate_operand, extend_operand,
803 reg_or_eq_int16_operand, int8_operand, and
805 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
806 seth_add3_operand, int8_operand, cmp_int16_operand,
807 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
808 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
809 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
810 move_double_src_operand, move_dest_operand,
811 eqne_comparison_operator, signed_comparison_operator,
812 extend_operand, small_insn_p, large_insn_p,
813 conditional_move_operand, carry_compare_operand,
814 m32r_block_immediate_operand): Move to predicates.md.
815 (MAX_MOVE_BYTES): Move to m32r.h.
816 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
817 * config/m32r/m32r.md: Include predicates.md.
818 * config/m32r/predicates.md: New.
820 * config/pa/pa-protos.h: Add prototypes for magic_milli and
822 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
823 symbolic_operand, symbolic_memory_operand,
824 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
825 indexed_memory_operand, move_dest_operand, move_src_operand,
826 prefetch_cc_operand, prefetch_nocc_operand,
827 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
828 arith_operand, arith11_operand, pre_cint_operand,
829 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
830 ireg_operand, int5_operand, uint5_operand, int11_operand,
831 uint32_operand, arith5_operand, and_operand, ior_operand,
832 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
833 pc_or_label_operand, div_operand, plus_xor_ior_operator,
834 shadd_operand, movb_comparison_operator,
835 cmpib_comparison_operator): Move to predicates.md.
836 (magic_milli, shadd_constant_p): Make it extern.
837 * config/pa/pa.h (PREDICATE_CODES): Remove.
838 * config/pa/pa.md: Include predicates.md.
839 * config/pa/predicates.md: New.
841 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
844 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
846 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
847 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
848 config/alpha/freebsd.h, config/alpha/linux.h,
849 config/alpha/netbsd.h, config/alpha/osf5.h,
850 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
851 config/h8300/h8300-protos.h, config/h8300/h8300.c,
852 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
853 doc/cppopts.texi: Update copyright.
855 2005-03-18 Jan Hubicka <jh@suse.cz>
858 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
860 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
863 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
865 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
868 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
870 * combine.c (gen_binary): Remove.
871 (known_cond, simplify_shift_const, find_split_point,
872 combine_simplify_rtx, simplify_if_then_else, simplify_set,
873 simplify_logical, expand_field_assignment, extract_left_shift,
874 force_to_mode, if_then_else_cond, apply_distributive_law,
875 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
876 simplify_comparison, reversed_comparison): Replace with
877 simplify_gen_binary, simplify_gen_relational or
878 distribute_and_simplify_rtx.
879 (distribute_and_simplify_rtx): New function.
881 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
882 Paolo Bonzini <gcc.gnu.org>
884 * calls.c (setjmp_call_p, special_function_p): Update comments
885 at the head of the functions.
887 2005-03-18 Jan Hubicka <jh@suse.cz>
889 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
891 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
892 function body should be released; do not proactively release function
893 bodies in non-unit-at-a-time mode.
895 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
897 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
898 mno-fp-ret-in-387 multilib variants.
900 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
902 * common.opt (m): Remove.
903 * opts.c (handle_option): Pass 'm' options to set_target_switch if
905 (common_handle_option): Remove OPT_m case.
907 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
909 * builtins.c (fold_builtin_bitop): Take decomposed arguments
911 (fold_builtin_1): Update a call to fold_builtin_bitop.
913 * builtins.c (fold_builtin_signbit): Take decomposed arguments
915 (fold_builtin_1): Update a call to fold_builtin_signbit.
917 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
919 PR tree-optimization/20474
920 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
921 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
923 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
925 * config/h8300/h8300-protos.h: Remove prototypes for
926 general_operand_src, general_operand_dst, single_one_operand,
927 single_zero_operand, call_insn_operand,
928 two_insn_adds_subs_operand, small_call_insn_operand,
929 jump_address_operand, bit_operand, bit_memory_operand,
930 stack_pointer_operand, const_int_gt_2_operand,
931 const_int_ge_8_operand, const_int_qi_operand,
932 const_int_hi_operand, incdec_operand, bit_operator,
933 nshift_operator, eqne_operator, gtle_operator,
934 gtuleu_operator, iorxor_operator.
935 Add prototypes for h8sx_shift_type h8sx_classify_shift and
936 h8300_ldm_stm_parallel.
937 * config/h8300/h8300.c (h8sx_shift_type,): Move to
939 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
940 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
941 (h8300_ldm_stm_parallel): Make it extern.
942 (h8300_ldm_parallel, h8300_stm_parallel,
943 h8300_return_parallel, general_operand_src,
944 general_operand_dst, h8300_dst_operand, h8300_src_operand,
945 nibble_operand, reg_or_nibble_operand, single_one_operand,
946 single_zero_operand, call_insn_operand,
947 two_insn_adds_subs_operand, small_call_insn_operand,
948 jump_address_operand, bit_operand, bit_memory_operand,
949 stack_pointer_operand, const_int_gt_2_operand,
950 const_int_ge_8_operand, const_int_qi_operand,
951 const_int_hi_operand, incdec_operand, eqne_operator,
952 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
953 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
954 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
955 nshift_operator): Move to predicates.md.
956 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
957 * config/h8300/h8300.md: Include predicates.md.
958 * config/h8300/predicates.md: New.
960 2005-03-17 Richard Henderson <rth@redhat.com>
962 * config.gcc (ia64*-*-hpux*): Add extra_options.
963 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
964 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
965 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
966 (ia64_tls_size_string, ia64_tune_string): Remove.
967 (ia64_tune): Init to PROCESSOR_ITANIUM2.
968 (TARGET_DEFAULT_TARGET_FLAGS): New.
969 (TARGET_HANDLE_OPTION): New.
970 (ia64_override_options): Move options parsing ...
971 (ia64_handle_option): ... here. New.
972 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
973 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
974 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
975 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
976 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
977 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
978 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
979 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
980 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
981 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
982 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
983 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
984 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
985 TARGET_EARLY_STOP_BITS): Remove.
986 (TARGET_ILP32): Default false.
987 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
988 (enum ia64_inline_type): New.
989 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
990 * config/ia64/ia64.md: Update for new definitions of
991 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
992 * config/ia64/ia64.opt: New file.
993 * config/ia64/ilp32.opt: New file.
995 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
998 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1000 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1002 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1003 instead of MASK_H8300S.
1004 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1005 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1006 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1007 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1008 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1009 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1010 TARGET_SWITCHES): Remove.
1011 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1013 * config/h8300/h8300.opt: New.
1015 * config/alpha/alpha.opt, config/arc/arc.opt,
1016 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1019 2005-03-17 Ian Lance Taylor <ian@airs.com>
1023 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
1025 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
1026 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1027 (TARGET_HANDLE_OPTION): Override default.
1028 (arc_handle_option): New function.
1029 (arc_init): Remove code to set arch_cpu_string.
1030 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1031 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1032 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1033 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1034 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1035 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1036 (arc_rodata_string, TARGET_OPTIONS): Delete.
1037 * config/arc/arc.opt: New file.
1039 2005-03-17 Richard Henderson <rth@redhat.com>
1041 * doc/extend.texi (Weak Pragmas): New section.
1042 (attribute alias): Clarify that target must be in the same
1045 2005-03-17 Richard Henderson <rth@redhat.com>
1047 * config/alpha/alpha.opt: New file.
1048 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1050 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1051 alpha_fprm_string, alpha_fptm_string): Make static.
1052 (alpha_tls_size_string): Remove.
1053 (alpha_handle_option): New.
1054 (override_options): Update for alpha_cpu/alpha_tune split.
1055 (alpha_file_start): Likewise.
1056 (TARGET_DEFAULT_TARGET_FLAGS): New.
1057 (TARGET_HANDLE_OPTION): New.
1058 * config/alpha/alpha.h (alpha_tune): Declare.
1059 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1060 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1061 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1062 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1063 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1064 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1065 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1066 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1067 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1068 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1069 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1070 (TARGET_DEFAULT): Remove MASK_FP.
1071 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1072 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1073 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1074 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1075 alpha_tls_size_string): Remove.
1076 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1077 (attribute tune): Rename from attribute cpu.
1078 * config/alpha/ev4.md: Update to match.
1079 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1080 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1081 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1082 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1083 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1084 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1086 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1088 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1089 and return without creating new state if before_nops_num is nonzero.
1090 * config/ia64/ia64.md (first_insn): New attribute.
1091 (alloc): Set it to yes.
1093 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1095 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1096 STMT_VINFO_SUBVARS to NULL.
1097 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1099 2005-03-16 Dale Johannesen <dalej@apple.com>
1101 * rtlanal.c (find_first_parameter_load): Rewrite to
1102 return actual first param load or the call if none,
1103 instead of first in block, when not all loads exist.
1105 2005-03-16 Roger Sayle <roger@eyesopen.com>
1107 * optabs.c (expand_copysign_absneg): Make static.
1108 * optabs.h (expand_copysign_absneg): Delete prototype.
1109 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1111 2005-03-16 Richard Henderson <rth@redhat.com>
1114 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1115 (alias_pairs): Rename from output_defs.
1116 (find_decl_and_mark_needed): Split out from assemble_alias.
1117 (do_assemble_alias): New.
1118 (assemble_output_def): Remove.
1119 (finish_aliases_1, finish_aliases_2): New.
1120 (process_pending_assemble_output_defs): Remove.
1121 (assemble_alias): Defer aliases for which we don't yet have a
1122 non-external decl for the target symbol.
1123 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1124 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1125 * toplev.c (compile_file): Use finish_aliases_2 instead of
1126 process_pending_assemble_output_defs.
1127 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1128 (process_pending_assemble_output_defs): Remove.
1130 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1132 Fix PR tree-optimization/20489
1134 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1135 for empty structures.
1137 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1139 Fix PR tree-optimization/20490
1141 * tree-ssa-pre.c (create_expression_by_pieces): Use
1142 force_gimple_operand on result of fold.
1144 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1146 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1147 of closing parenthesis.
1149 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1151 * builtins.c (expand_movstr): Update a call to
1152 fold_builtin_strcpy.
1153 (expand_builtin_strncpy): Update a call to
1154 fold_builtin_strncpy.
1155 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1156 arguments of CALL_EXPR.
1157 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1158 fold_builtin_strncpy.
1159 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1160 * tree.h: Update the prototypes of fold_builtin_strcpy and
1161 fold_builtin_strncpy.
1163 2005-03-16 Steven Bosscher <stevenb@suse.de>
1164 Dorit Naishlos <dorit@il.ibm.com>
1166 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1167 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1170 2005-03-16 Steven Bosscher <stevenb@suse.de>
1172 * tree-inline.c (walk_type_fields, walk_tree,
1173 walk_tree_without_duplicates): Move from here...
1174 * tree.c: ...to here.
1176 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1178 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1179 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1180 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1181 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1182 (version): Define using $(BASEVER_c).
1183 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1185 (version.o): Depend on version files; add custom generation command.
1186 (prefix.o): Define BASEVER on command line.
1187 (s-iov): Depend on version files; adjust command.
1188 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1190 (gcc-vers.texi): New rule.
1191 (doc/%.info, doc/%.dvi): Add -I . to command line.
1192 (doc/gccinstall.dvi): Likewise.
1193 (PACKAGE): Delete. All uses replaced with "gcc".
1194 * aclocal.m4: Do not include gcc-version.m4.
1195 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1196 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1197 Set is_release based on contents of DEV-PHASE.
1198 Set gcc_version based on contents of BASE-VER.
1199 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1200 * config.in, configure: Regenerate.
1201 * gccbug.in: Determine version of GCC in use at runtime.
1202 * gcov-iov.c: Get version number and development phase from
1203 command line, not by including version.c.
1204 * intl.c: Replace all uses of PACKAGE with "gcc".
1205 * libada-mk.in: Delete unused "gcc_version" variable.
1206 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1207 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1208 commentary to match.
1209 (version_string): Put together from pieces.
1210 * config/alpha/x-vms: Do not use $(gcc_version).
1211 * config/i386/t-nwld: Likewise.
1212 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1213 version-GCC and DEVELOPMENT.
1215 2005-03-15 Roger Sayle <roger@eyesopen.com>
1217 PR tree-optimization/17454
1218 * tree.c (tree_size): Add case for TREE_BINFO.
1219 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1220 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1222 2005-03-15 Roger Sayle <roger@eyesopen.com>
1224 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1225 op1 whilst expanding the signed widenening multiply variant.
1227 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1229 * toplev.c (display_target_options): Avoid unused variable warning if
1230 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1231 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1232 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1233 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1234 (mips_isa_info): New variable.
1235 (mips_parse_cpu): Remove the first argument and leave the caller
1237 (TARGET_HANDLE_OPTION): Override default.
1238 (mips_handle_option): New function. Move option validation code from...
1239 (override_options): ...here. Update calls to mips_parse_cpu.
1240 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1241 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1242 (SUBTARGET_TARGET_OPTIONS): Delete.
1243 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1244 (mno-flush-func, mtune=): New options.
1246 2005-03-15 Roger Sayle <roger@eyesopen.com>
1247 Richard Henderson <rth@redhat.com>
1249 * real.c (c4x_single_format, c4x_extended_format): Provide values
1250 for signbit_ro for c4x's single and extended floating point formats.
1251 * optabs.c (expand_copysign): Use the floating point format's
1252 signbit_ro for expanding via expand_copysign_absneg, and it's
1253 signbit_rw field for expanding via expand_copysign_bit.
1255 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1257 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1258 known_alignment_for_access_p.
1259 (known_alignment_for_access_p): New.
1260 (do_peeling_for_alignment): Field made int instead of bool and renamed
1261 to peeling_for_alignment.
1262 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1263 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1264 functionality used to be in vect_analyze_operations.
1265 (vect_analyze_operations): Code to determine vectorization factor was
1266 moved to vect_determine_vectorization_factor.
1267 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1268 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1270 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1271 be part of vect_analyze_operations).
1272 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1273 creating the guard condition, as the number of iterations may be
1275 (slpeel_tree_peel_loop_to_edge): Use new name of
1276 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1277 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1278 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1279 (vect_do_peeling_for_alignment): Use fold.
1280 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1282 (vect_update_inits_of_dr): Renamed to
1283 vect_update_init_of_dr.
1284 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1285 (vectorizable_store): Fix assertion to use == instead of =.
1287 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1289 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1290 call_used_regs for wCG registers.
1292 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1294 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1295 for non-offsettable memory references to cope with outstanding reload
1296 replacements, take 2.
1298 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1301 * config/i386/i386.h (x86_fisttp): New.
1302 (TARGET_FISTTP): New macro.
1303 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1304 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1305 instruction when fisttp flag is set.
1306 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1308 * config/i386/i386.md (type attribute): Add fisttp.
1309 (unit attribute): Set to i387 for fisttp type.
1310 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1311 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1313 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1314 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1316 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1317 patterns for TARGET_FISTTP. Enable patterns for
1318 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1319 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1320 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1321 implement fisttp x87 insn.
1322 (fix_trunc*_i387_fisttp splitters): New patterns.
1323 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1324 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1325 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1327 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1328 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1329 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1330 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1331 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1332 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1333 Disable patterns for TARGET_FISTTP.
1334 (fix_trunc*_i387 splitters): Implement usign mode macros.
1335 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1336 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1337 (fix_trunx*_sse peephole2s): Implement using mode macros.
1339 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1341 PR rtl-optimization/20291
1342 * combine.c (try_combine): If splitting fails, re-try with
1343 original combined pattern, i.e. before clobber stripping.
1345 2005-03-14 Eric Christopher <echristo@redhat.com>
1347 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1348 STACK_GROWS_DOWNWARD.
1350 2005-03-14 Roger Sayle <roger@eyesopen.com>
1352 * real.h (struct real_format): Split the signbit field into two
1353 two fields, signbit_ro and signbit_rw.
1354 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1355 mips_double_format, ieee_extended_motorola_format,
1356 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1357 ieee_extended_intel_128_format, ibm_extended_format,
1358 mips_extended_format, ieee_quad_format, mips_quad_format,
1359 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1360 i370_double_format, c4x_single_format, c4x_extended_format,
1361 real_internal_format): Update initializers for new field.
1362 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1363 real_format structure.
1364 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1365 field of the real_format structure.
1367 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1369 Fix PR tree-optimization/20458
1371 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1372 DECL_EXTERNAL on STRUCT_FIELD tags.
1373 (clear_call_clobbered): Ditto.
1374 * tree-ssa-operands.c (note_addressable): Make sure the original
1375 variable doesn't slip into the addressable list if we have
1377 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1380 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1382 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1383 (-fwide-exec-charset): Likewise.
1384 (-finput-charset): Likewise.
1385 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1386 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1387 * c.opt (Wnormalized): New.
1389 2005-03-14 Devang Patel <dpatel@apple.com>
1391 * doc/invoke.texi: Add reference to Visibility document.
1393 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1395 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1396 MASK_SPLIT_ADDRESSES.
1397 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1398 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1399 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1400 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1401 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1402 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1403 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1404 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1405 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1406 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1407 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1408 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1409 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1410 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1411 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1412 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1413 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1414 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1415 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1416 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1417 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1418 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1419 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1420 (TARGET_EXPLICIT_RELOCS): Delete.
1421 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1422 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1423 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1424 (override_options): Set MASK_LONG64 if -mint64 is given and no
1425 -mlongXX option is. Complain about -mint64 -mlong32.
1426 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1427 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1428 * config/mips/mips.opt: New file.
1430 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1432 * config.gcc (extra_options): New variable for listing option files.
1433 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1434 * configure.ac (extra_opt_files): New AC_SUBST variable.
1435 (tm_file_list, tm_include_list): Include options.h first.
1436 * configure: Regenerate.
1437 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1438 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1439 (s-options-h): New rule.
1440 (options.h): Depend on it.
1441 (TEXI_GCCINT_FILES): Add options.texi.
1442 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1443 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1444 * target.h (gcc_target): Add default_target_flags and handle_option.
1445 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1446 (TARGET_HANDLE_OPTION): New macros.
1447 (TARGET_INITIALIZER): Include them.
1448 * opt-functions.awk (opt_args, nth_arg): New functions.
1449 (switch_flags): Handle the "Target" flag.
1451 (var_name): Use opt_args and nth_arg.
1452 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1453 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1454 macros for the "Mask" and "InverseMask" options.
1455 * opts.h (cl_var_cond): New enum.
1456 (cl_option): Replace the "has_set_value" and "set_value" fields with
1457 "var_cond" and "var_value".
1458 (CL_TARGET): New macro.
1459 (option_enabled, print_filtered_help): Declare.
1460 (decode_options): Move definition.
1461 * opts.c (handle_option): Search for the original option before
1462 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1463 var_cond and var_value fields. Use targetm.handle_option to handle
1465 (decode_options): Set target_flags to targetm.default_target_flags.
1466 (print_filtered_help): Make global. Handle CL_TARGET.
1467 (option_enabled): New function.
1468 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1469 (display_target_options, set_target_switch, print_switch_values)
1470 (default_pch_valid_p): Guard uses of target_switches with
1471 #ifdef TARGET_SWITCHES. Also...
1472 (display_target_options): Display the CL_TARGET entries in cl_options.
1473 (set_target_option): Don't complain about the "" option when
1474 TARGET_SWITCHES is undefined.
1475 (print_switch_values): Use option_enabled.
1476 (default_pch_valid_p): Check cl_options[] when looking for something
1477 that has changed the value of target_flags.
1478 * c.opt: Remove documentation from top of file.
1479 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1480 * doc/sourecebuild.texi: Refer to the new options documentation
1481 instead of c.opt. Document machine-specific .opt files.
1482 * doc/tm.texi (target_flags): Say that this variable is declared
1484 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1485 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1487 * doc/options.texi: New file.
1489 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1492 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1495 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1498 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1499 temporary variable of pointer type if an lvalues is required.
1500 (gimplify_modify_expr_rhs): Request an rvalue from it.
1501 (gimplify_expr): Pass fallback on.
1503 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1505 * cfgbuild.c: Update comments.
1507 2005-03-14 Roger Sayle <roger@eyesopen.com>
1509 PR rtl-optimization/17236
1510 * optabs.c (expand_doubleword_mult): New helper function split out
1511 from expand_binop. Permute the order in which instructions are
1512 emitted to minimize the number of simultaneously live registers.
1513 (expand_binop): Call expand_doubleword_mult to synthesize a double
1514 word multiplication.
1516 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1518 * basic-block.h: Update the prototypes of cached_make_edge and
1520 * cfg.c (cached_make_edge): Take edge_cache representing one
1521 row of the adjacency matrix of edges.
1522 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1523 (make_edges): Initialize edge_cache to represent one row of
1524 the adjacency matrix of edges.
1526 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1528 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1530 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1531 Remove unused removed_phis variable.
1532 (conditional_replacement): Use build1/build2.
1533 (abs_replacement): Use last_and_only_stmt and build1/build2.
1535 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1537 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1538 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1539 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1540 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1541 * c-common.c (handle_novops_attribute): New function.
1542 (c_common_attribute_table): Add "no vops" entry.
1543 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1544 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1545 * tree-ssa-operands.c (get_call_expr_operands): Do not
1546 create virtual operands for calls with ECF_NOVOPS flag.
1547 * tree.h (DECL_IS_NOVOPS): New macro.
1548 (struct tree_decl): Add novops_flag.
1549 (ECF_NOVOPS): New constant.
1551 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1554 * config/i386/i386.c (x86_use_himode_fiop): New.
1555 (x86_use_simode_fiop): Rename from x86_use_fiop.
1556 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1557 (TARGET_USE_HIMODE_FIOP): New.
1558 (x86_use_simode_fiop): Rename from x86_use_fiop.
1559 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1561 * config/i386/i386.md (X87MODEI12): New mode macro define.
1562 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1563 to implement x87 FP compare with HImode input operands.
1564 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1565 Use X87MODEI12 mode macro to handle HImode input operands.
1566 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1567 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1568 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1569 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1570 macro to implement x87 operators with HImode input operands.
1571 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1574 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1576 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1578 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1579 constants invariant.
1581 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1583 * basic-block.h (BB_VISITED): Removed.
1584 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1586 2005-03-14 Falk Hueffner <falk@debian.org>
1589 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1591 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1593 * ggc-zone.c: Fix comment typos.
1595 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1596 stringpool.c, config/mips/mips-protos.h: Update copyright.
1598 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1600 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1601 throughout with its typedef, "rtx".
1602 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1603 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1604 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1605 regs in comment to match code.
1607 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1609 * except.c (check_handled): Make it static.
1610 * except.h: Remove the corresponding prototype.
1612 * function.c (get_func_frame_size): Make it static.
1613 * function.h: Remove the corresponding type.
1615 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1617 * hard-reg-set.h: Remove the corresponding declarations.
1619 * tree-cfg.c (verify_stmts): Check that
1620 bb_for_stmt (stmt) == bb for every PHI node and statement.
1622 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1624 * config.gcc: Remove excess indentation.
1625 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1627 2005-03-13 Roger Sayle <roger@eyesopen.com>
1630 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1631 * fold-const.c (fold_sign_changed_comparison): Likewise.
1632 (fold_binary): Optimize comparisons against widened operands if
1633 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1635 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1637 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1638 (sparc_override_options): Initialize it.
1639 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1641 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1643 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1644 (reg_or_none500mem_operand): New predicate.
1645 (zero_reg_mem_operand): New predicate.
1646 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1647 to reg_or_none500mem_operand.
1648 (extendsfdf2_fpr): Add MEM alternative.
1649 (extenddftf2_internal): Change operand2 predicate to
1650 zero_reg_mem_operand.
1652 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1654 * ggc-zone.c: Rewritten.
1656 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1658 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1659 * config.in: Regenerated.
1660 * configure: Regenerated.
1661 * gengtype.c (write_types_process_field, write_func_for_structure):
1662 Pass new argument to gt_pch_note_object.
1663 * ggc-common.c (struct ptr_data): Add TYPE.
1664 (gt_pch_note_object): Take TYPE argument and save it.
1665 (call_count): Update call to ggc_pch_count_object.
1666 (call_alloc): Update call to ggc_pch_alloc_object.
1667 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1669 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1670 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1671 (ggc_alloc_zone_stat): Delete.
1672 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1673 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1674 (ggc_pch_alloc_object): Update prototypes.
1675 (garbage_zone): Delete.
1676 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1677 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1679 (tree_id_zone): New variable.
1680 (ggc_alloc_cleared_zone): Remove unused.
1681 (ggc_alloc_zone): Define.
1682 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1683 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1684 ggc_alloc_zone_stat.
1685 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1686 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1687 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1688 (make_node_stat): Likewise. Use tree_id_zone.
1690 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1691 Joseph S. Myers <joseph@codesourcery.com>
1693 * configure.ac: Check for MIPS TLS.
1694 * configure: Regenerated.
1695 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1696 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1697 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1698 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1699 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1700 (mips_classify_symbol, mips_symbolic_constant_p)
1701 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1702 (mips_tls_operand_p, mips_call_tls_get_addr)
1703 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1704 (mips_tls_symbol_ref_1): New functions.
1705 (mips_legitimize_address, mips_legitimize_const_move): Call
1706 mips_legitimize_tls_address.
1707 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1709 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1710 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1711 (mips_char_to_class): Document V1_REG.
1712 (HAVE_AS_TLS): Provide default.
1713 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1715 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1717 (tls_get_tp_<mode>): New instruction.
1719 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1721 * configure.ac: Update checks for target tools.
1722 * configure: Regenerated.
1724 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1726 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1728 2005-03-13 Roger Sayle <roger@eyesopen.com>
1730 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1731 more classes of DImode multiplication by constant. Allow both
1732 multiplication by small negative constants (by performing a
1733 multiplication by a positive constant and negating the result) and
1734 multiplications by large powers of two, by using a left shift.
1736 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1738 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1739 of basic blocks into work_stack.
1741 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1742 config/mips/vr.h: Update copyright.
1744 * c-decl.c (c_init_decl_processing): Remove useless calls to
1745 build_function_type.
1747 * builtins.c (fold_trunc_transparent_mathfn,
1748 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1749 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1750 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1751 fold_builtin_strcpy, fold_builtin_strncpy,
1752 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1755 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1758 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1759 variable determinant.
1761 * tree-cfg.c (group_case_labels): Remove local variable type.
1763 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1766 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1769 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1772 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1773 (*movmemqi_insn): Delete.
1774 (*movmemhi): Delete.
1776 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1778 * builtins.c (fold_builtin_classify): Take decomposed
1779 arguments of CALL_EXPR.
1780 (fold_builtin_1): Update a call to fold_builtin_classify.
1782 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1785 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1786 through into call to parser_xref_tag after parse error.
1787 (c_parser_struct_declaration): Consistently return NULL_TREE on
1790 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1792 * tree-flow-inline.h (ref_contains_array_ref): New function.
1793 (lookup_subvars_for_var): Ditto.
1794 (get_subvars_for_var): Ditto.
1795 (var_can_have_subvars): Ditto.
1797 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1798 (struct subvar): New type.
1800 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1802 * tree-optimize.c (init_tree_optimization_passes): Call
1803 pass_create_structure_vars.
1805 * tree-ssa-alias.c: Include vec.h.
1806 (init_alias_info): Don't auto-clear call clobbered on struct-field
1808 (compute_flow_insensitive_aliasing): Handle subvars.
1809 (group_aliases): Handle STRUCT_FIELD aliases.
1810 (setup_pointers_and_addressables): Ditto.
1811 Don't mark variables non-addressable if they still have
1812 addressable subvars.
1813 Also mark subvars addressable when the real variable is marked
1815 (add_pointed_to_var): Try to prune the pointed-to set by only
1816 pointing to subvars when possible.
1817 Otherwise, make sure we set addresses_needed and pt_vars to
1818 properly include subvars.
1819 (bitpos_of_field): New function.
1820 (push_fields_onto_fieldstack): Ditto.
1821 (get_or_create_used_part_for): Ditto.
1822 (create_overlap_variables_for): Ditto.
1823 (find_used_portions): Ditto.
1824 (create_structure_vars): Ditto.
1825 (pass_create_structure_vars): New structure.
1827 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1828 (get_expr_operands): Handle subvars. Also try to turn
1829 COMPONENT_REF accesses into must-defs now that we can accurately
1831 (note_addressable): Try to only mark as addressable those subvars
1832 we know a COMPONENT_REF touches.
1833 (overlap_subvar): New function.
1835 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1836 Handle subvar storing.
1837 (vect_address_analysis): Update caller of vect_object_analysis.
1839 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1841 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1842 (STMT_VINFO_SUBVARS): New macro.
1844 * common.opts: add flag_tree_salias.
1846 * opts.c (decode_options): flag_tree_salias defaults to on.
1848 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1850 * doc/tree-ssa.texi: Document structural alias analysis.
1852 2005-03-12 Steven Bosscher <stevenb@suse.de>
1854 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1855 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1856 * tree-ssa-operands.c (get_expr_operands): Likewise.
1857 (get_expr_operands): Likewise for ERROR_MARK.
1859 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1861 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1864 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1867 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1868 (mark_operand_necessary): Remove local variable ver.
1870 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1871 variable prefix_len.
1873 * value-prof.c (mod_subtract_transform): Remove local variable
1876 * builtins.c (fold_builtin_exponent): Take decomposed
1877 arguments of CALL_EXPR.
1878 (fold_builtin_1): Update a call to fold_builtin_exponent.
1880 * builtins.c (fold_builtin_logarithm): Take decomposed
1881 arguments of CALL_EXPR.
1882 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1884 * c-decl.c (c_init_decl_processing): Remove local variables
1885 ptr_ftype_void and ptr_ftype_ptr.
1887 * gimplify.c (gimplify_expr): Remove local variables r0 and
1890 * reg-stack.c (move_for_stack_reg): Remove local variable
1892 (compare_for_stack_reg): Remove local variable flags_user.
1893 (convert_regs_1): Remove local variable deleted.
1895 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1897 (combine_blocks): Remove local variables exits and new_e.
1899 * tree-inline.c (expand_call_inline): Remove local variable
1902 * tree-ssa-live.c (create_ssa_var_map,
1903 calculate_live_on_entry): Remove local variable snn.
1905 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1907 * c-lex.c (c_lex_with_flags): Add parameter to call to
1910 2005-03-11 Per Bothner <per@bothner.com>
1912 * c-tree.h (struct c_declarator): New id_loc field.
1913 * c-pragma.h (c_lex_with_flags): Take position reference.
1914 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1915 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1916 (c_lex): Pass dummy location to c_lex_with_flags.
1917 * c-parser.c (c_lex_one_token): Set c_token's location using
1918 c_lex_with_flags, instead of input_location, which might be "ahead".
1919 (c_parser_direct_declarator): Set declarator's id_loc from
1921 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1922 declarator's id_loc, rather than probably-imprecise input_location.
1923 (build_id_declarator): Initialize c_declarator's id_loc field.
1925 2005-03-11 Roger Sayle <roger@eyesopen.com>
1928 * builtins.c (expand_builtin_signbit): Force the signbit's word
1929 into an integer register to avoid SUBREGs of floating point modes.
1931 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1933 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1934 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1935 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1936 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1938 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1940 PR rtl-optimization/20306
1941 * expr.c (emit_move_complex): Set try_int false if mode is
1942 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1943 emit_block_move if try_int is true.
1945 2005-03-11 Richard Henderson <rth@redhat.com>
1948 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1949 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1952 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1954 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1955 (TARGET_FIX_VR4130): New macro.
1956 (TARGET_OPTIONS): Add -mfix-vr4130.
1957 (ISA_HAS_MACCHI): New macro.
1958 (ASM_SPEC): Add -mfix-vr4130.
1959 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1960 (override_options): Handle mips_fix_vr4130_string.
1961 (mips_avoid_hazards): Clear all_noreorder_p
1962 if we're working around VR4130 errata and the macc alternatives
1964 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1965 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1966 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1967 (MULTILIB_DEFAULTS): Remove leading "march=".
1968 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1969 if no architecture option is given.
1970 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1972 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1973 * doc/invoke.texi: Document -mfix-vr4130.
1975 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1977 * config/mips/mips.c (override_options): Only warn about -mint64
1978 deprecation if TARGET_INT64.
1980 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1982 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1983 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1984 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1985 are non-specific regarding the nonnull parameter positions.
1986 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1987 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1988 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1989 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1991 * builtins.def: Use the non-specific "nonnull" attibute lists.
1993 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1995 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1996 single_pred_edge, single_succ, single_pred): Improve comments.
1998 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
2000 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2001 single_pred_edge, single_succ, single_pred): New inline functions.
2002 * bb-reorder.c (rotate_loop, find_traces_1_round,
2003 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2004 duplicate_computed_gotos): Use the single_succ/pred functions.
2005 * cfganal.c (forwarder_block_p): Ditto.
2006 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2007 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2008 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2009 merge_seq_blocks): Ditto.
2010 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2011 * cfglayout.c (fixup_reorder_chain): Ditto.
2012 * cfgloop.c (mark_single_exit_loops, update_latch_info,
2013 canonicalize_loop_headers, verify_loop_structure): Ditto.
2014 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2015 mfb_update_loops, create_preheader, force_single_succ_latches,
2016 create_loop_notes): Ditto.
2017 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2018 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2019 commit_one_edge_insertion, purge_dead_edges,
2020 cfg_layout_can_merge_blocks_p): Ditto.
2021 * except.c (sjlj_emit_function_enter): Ditto.
2022 * flow.c (init_propagate_block_info): Ditto.
2023 * function.c (thread_prologue_and_epilogue_insns): Ditto.
2024 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2025 insert_insn_end_bb): Ditto.
2026 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2027 find_if_case_2): Ditto.
2028 * lambda-code.c (perfect_nestify): Ditto.
2029 * lcm.c (optimize_mode_switching): Ditto.
2030 * loop-doloop.c (doloop_modify): Ditto.
2031 * loop-init.c (loop_optimizer_init): Ditto.
2032 * loop-iv.c (simplify_using_initial_values): Ditto.
2033 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2034 * loop-unswitch.c (unswitch_loop): Ditto.
2035 * modulo-sched.c (generate_prolog_epilog): Ditto.
2036 * predict.c (combine_predictions_for_insn, estimate_probability,
2037 tree_estimate_probability, last_basic_block_p,
2038 estimate_bb_frequencies): Ditto.
2039 * profile.c (branch_prob): Ditto.
2040 * regrename.c (copyprop_hardreg_forward): Ditto.
2041 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2042 * tracer.c (layout_superblocks): Ditto.
2043 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2044 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2045 cleanup_control_expr_graph, disband_implicit_edges,
2046 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2047 tree_verify_flow_info, tree_make_forwarder_block,
2048 tree_forwarder_block_p, remove_forwarder_block,
2049 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2050 * tree-if-conv.c (tree_if_conversion): Ditto.
2051 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2052 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2053 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2054 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2055 copy_loop_headers): Ditto.
2056 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2057 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2058 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2059 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2060 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2061 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2062 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2063 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2064 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2065 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2066 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2067 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2068 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2069 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2070 slpeel_add_loop_guard): Ditto.
2072 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2074 PR tree-optimization/15784
2075 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2078 * stmt.c (expand_case): Don't change index_type. Convert minval
2081 PR tree-optimization/20130
2082 * fold-const.c (fold): Fold x * -1 into -x.
2084 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2086 PR rtl-optimization/20331
2087 * rtlanal.c (modified_between_p): Check its address first for MEM.
2088 (modified_in_p): Likewise.
2090 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2092 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2094 2005-03-10 Steven Bosscher <stevenb@suse.de>
2096 * expr.c (expand_expr_real_1): If possible, use a conditional
2097 move for expanding MIN_EXPR and MAX_EXPR.
2098 Use temp for moving around rtx-en.
2100 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2103 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2106 2005-03-10 Roger Sayle <roger@eyesopen.com>
2108 * builtins.c (expand_builtin_signbit): Extend to handle floating
2109 point modes wider than the largest integer type, using the
2110 operand_subword_force function to obtain the signbit's word.
2112 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2115 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2116 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2118 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2120 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2122 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2124 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2126 (perform_edge_inserts): Unconditionally call
2127 free_dominator_info.
2129 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2131 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2133 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2135 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2137 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2139 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2141 (rtl_register_value_prof_hooks,
2142 tree_value_profile_transformations,
2143 tree_register_value_prof_hooks): Likewise.
2144 * var-tracking.c (stack_adjust_offset_pre_post,
2145 variable_htab_free, variable_union, dataflow_set_different_2,
2146 count_uses, variable_was_changed, set_frame_base_location,
2147 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2148 vt_add_function_parameters): Likewise.
2149 * varasm.c (named_section_real, named_section, make_decl_rtl,
2150 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2151 const_hash_1, compare_constant, copy_constant, force_const_mem,
2152 output_constant_pool_2, output_constant_pool_1, output_constant,
2153 output_constructor, make_decl_one_only, decl_tls_model,
2154 default_no_named_section, default_elf_select_section_1,
2155 default_unique_section_1): Likewise.
2156 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2157 * vmsdbgout.c (addr_const_to_string): Likewise.
2160 * function.c (struct assign_parm_data_one): Remove last_named
2162 (assign_parm_find_data_types): Don't determine last_named.
2163 Reorder named_parm determination.
2164 (assign_parms): Only setup varargs on the last non-varadic
2167 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2169 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2170 sda base address on medium model.
2172 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2174 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2175 * cfgloop.c (flow_loop_nodes_find): Export.
2176 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2178 * cfgloopmanip.c (fix_loop_structure): New function.
2179 * predict.c (predict_loops): Clean up the loops information.
2180 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2181 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2183 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2184 (rewrite_into_loop_closed_ssa): Declaration changed.
2185 * tree-loop-linear.c (linear_transform_loops): Add argument to
2186 rewrite_into_loop_closed_ssa call.
2187 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2188 * tree-ssa-loop-im.c (move_computations): Ditto.
2189 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2190 * tree-vectorizer.c (vectorize_loops): Ditto.
2191 * tree-optimize.c: Include cfgloop.h.
2192 (execute_todo): Choose whether to call cleanup_tree_cfg or
2193 cleanup_tree_cfg_loop.
2194 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2195 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2196 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2197 cleanup_tree_cfg_loop call.
2198 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2199 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2200 work on part of cfg.
2202 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2205 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2206 with multiple alternatives.
2208 * stmt.c (parse_output_constraint): Fix a typo.
2210 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2212 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2213 assembly directive instead of deprecated "no-generics".
2215 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2217 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2218 for non-offsettable memory references to cope with outstanding reload
2220 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2221 avoid losing outstanding address reloads.
2222 ("reload_outdi", "reload_outdf"): Likewise.
2224 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2226 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2227 code. Add more cbrt transformations.
2229 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2231 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2233 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2235 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2236 NULL_TREE when a given tree is not simplified.
2237 (fold): Return the original tree when any of the functions
2238 mentioned above NULL_TREE.
2240 * fold-const.c (fold_unary, fold_binary): Take decomposed
2241 arguments, code, type, op0, and op1 in case of fold_binary.
2242 (fold): Update calls to fold_unary and fold_binary.
2244 2005-03-09 Roger Sayle <roger@eyesopen.com>
2246 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2247 a fndecl and an arglist instead of a CALL_EXPR, exp.
2249 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2251 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2253 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2255 * expr.c (expand_assignment): Remove orig_to_rtx.
2257 * fold-const.c (int_const_binop): Remove no_overflow.
2259 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2261 * loop-iv.c (get_biv_step_1): Remove lhs.
2263 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2265 * real.c (real_nan): Remove neg.
2267 * function.c (thread_prologue_and_epilogue_insns): Remove i
2270 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2273 * tree-eh.c (tree_could_trap_p): Remove idx.
2275 * tree-into-ssa.c (ann): Remove ann.
2277 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2279 * tree-sra.c (decide_block_copy): Remove inst_count.
2281 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2283 * tree-ssa-loop-im.c (lhs): Remove.
2285 * cfgbuild.c (state, STATE, SET_STATE,
2286 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2288 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2289 (find_basic_blocks): Set the state of each basic block to
2292 2005-03-08 Jeff Law <law@redhat.com>
2294 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2295 goto results in the removal of edges in the CFG, then we need
2296 to recompute dominators.
2298 2005-03-09 Ben Elliston <bje@au.ibm.com>
2300 * c-common.c (c_do_switch_warnings): Comment fix.
2302 2005-03-08 Julian Brown <julian@codesourcery.com>
2304 * Patch from 2005-03-08 reverted for causing regressions and
2305 ppc-darwin bootstrap failure.
2307 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2309 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2310 Define the real function for ppc-darwin.
2311 * c-typeck.c (convert_arguments): Check for target-specific
2312 invalid argument call to unprototyped function.
2313 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2315 * target.h (invalid_arg_for_unprototyped_fn): New field
2317 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2318 default target hook.
2319 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2322 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2324 * c-typeck.c (constructor_stack, constructor_range_stack,
2325 initializer_stack): Make them static.
2327 * cfg.c (rbi_pool): Make it static.
2329 * gimple-low.c (lower_stmt_body): Make it static.
2330 * tree-flow.h: Remove the corresponding prototype. Don't
2333 * sched-deps.c (cache_size): Make it static.
2335 * stor-layout.c (lang_adjust_rli): Make it static.
2337 2005-03-08 Julian Brown <julian@codesourcery.com>
2339 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2340 from being used for symbols with vague linkage when
2341 HAVE_GAS_COMDAT_GROUP is true.
2343 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2345 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2346 nlabel == JUMP_LABEL (jump).
2348 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2350 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2351 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2352 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2353 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2355 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2358 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2359 * c-common.c (handle_returns_twice): New function.
2360 (c_common_attribute_table): Declare eturns_twice' attribute.
2361 * doc/extend.texi: Document eturns_twice' attribute.
2362 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2363 (struct tree_decl): Add returns_twice_flag.
2365 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2367 * tree-ssa-phiopt.c: Fix a comment typo.
2369 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2370 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2371 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2374 2005-03-08 Richard Henderson <rth@redhat.com>
2376 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2377 builtin codes with ctzdi2, clzdi2, popcountdi2.
2378 (struct alpha_builtin_def): Add is_const.
2379 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2380 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2381 (alpha_init_builtins): Init them. Set nothrow and const attributes
2383 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2384 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2385 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2386 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2387 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2388 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2389 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2390 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2391 (TARGET_FOLD_BUILTIN): New.
2392 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2393 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2395 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2397 2005-03-08 Ira Rosen <irar@il.ibm.com>
2399 PR tree-optimization/20122
2400 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2401 condition of access function instead of base.
2403 2005-03-07 Jeff Law <law@redhat.com>
2404 Steven Bosscher <stevenb@suse.de>
2406 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2407 (find_taken_edge): Call find_taken_edge_computed_goto as
2408 appropriate. Allow any gimple invariant rather than just
2409 INTEGER_CST for VAL.
2410 (cleanup_control_flow): Cleanup a computed goto which has turned
2412 (tree_merge_blocks): If block B has any forced labels, move
2413 them to the start of block A.
2414 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2415 computed gotos as well.
2416 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2417 removal of unnecessary computed gotos too.
2418 (lookup_redirection_data): Fix type of INSERT argument. Callers
2421 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2423 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2424 Remove trailing spaces.
2426 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2427 unshare_all_trees): Make them static.
2428 * tree-gimple.h: Remove the corresponding prototypes.
2430 * diagnostic.h: Remove unused prototype
2431 debug_output_buffer.
2432 * modulo-sched.c: Remove unused prototype
2433 set_row_column_for_ps.
2435 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2436 replace_phi_edge_with_variable): Remove unused variable i.
2438 2005-03-07 Per Bothner <per@bothner.com>
2440 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2442 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2445 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2446 bbs on the COND_EXPR instead of the PHI_NODEs.
2447 (candidate_bb_for_phi_optimization): Remove.
2448 (replace_phi_with_stmt): Rename to ...
2449 (replace_phi_edge_with_variable): this and change so that we
2450 replace the phi argument instead of removing the PHI.
2451 (conditional_replacement): Change so we deal with PHI with more
2453 (value_replacement): Likewise.
2454 (abs_replacement): Likewise.
2456 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2458 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2459 output_e500_flip_gt_bit.
2461 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2463 (rs6000_generate_compare): Fix logic to look at the correct bits.
2464 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2466 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2467 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2468 gen_move_from_CR_gt_bit.
2470 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2471 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2472 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2474 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2475 (E500_CR_IOR_COMPARE): New constant.
2477 2005-03-08 Earl Chew <earl_chew@agilent.com>
2478 David Billinghurst <David.Billinghurst@riotinto.com>
2480 * config/i386/host-cygwin.c: New file to support precompiled
2482 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2483 * config.host: Use above files for cygwin host.
2485 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2487 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2488 ordering ops from earlier change.
2490 2005-03-07 Per Bothner <per@bothner.com>
2492 Various fixes to allow us to again build if --enable-mapped-location:
2493 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2494 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2495 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2496 local variable loc. Change logic appropriately.
2497 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2498 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2499 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2500 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2501 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2503 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2505 PR rtl-optimization/19683
2506 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2507 number of bytes, to smallest_int_for_mode. Fix arguments to
2508 REG_CANNOT_CHANGE_MODE_P.
2510 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2512 * reorg.c (relax_delay_slots): Check that the jump is
2513 conditional before trying to invert it.
2515 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2517 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2520 * calls (stack_arg_under_construction): Make it static.
2522 * flow.c (regs_live_at_setjmp): Make it static.
2523 * flow.h: Remove the corresponding prototype.
2525 * reload1.c (reload_startobj, reload_firstobj,
2526 something_needs_operands_changed, reload_inherited,
2527 reload_inheritance_insn, reload_override_in,
2528 reload_spill_index): Make them static.
2530 * recog.c (verify_changes): Make it static.
2531 * recog.h: Remove the corresponding prototype.
2533 * cfgbuild.c (find_sub_basic_blocks): Remove.
2534 * basic-block.h: Remove the corresponding prototype.
2535 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2537 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2539 * tree-ssa-operands.c (check_build_stmt): Remove.
2541 * stor-layout.c (set_alignment): Remove.
2542 * tree.h: Remove the corresponding prototype.
2544 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2546 * tree-ssa-dce.c (control_dependence_map,
2547 visited_control_parents): Make them static.
2549 * cfghooks.c (verify_flow_info): Remove local variable
2552 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2555 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2557 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2559 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2561 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2563 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2564 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2565 PARALLEL for an empty structure.
2567 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2569 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2571 * fold-const.c (fold_binary): Unroll the very first "for"
2574 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2576 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2577 redundant match_code test.
2578 (scc_comparison_operator): Swap match_operand and match_code
2580 (branch_positive_comparison_operator): Same.
2581 (trap_comparison_operator): Use comparison_operator and swap with
2584 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2587 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2588 (out_movhi_r_mr): Read low byte of volatile MEM first.
2589 (out_movhi_mr_r): Write high byte of volatile MEM first.
2591 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2593 * cselib.c (reg_values, reg_values_size): Make them static.
2595 * cse.c (cse_reg_info_table): Make it static.
2597 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2599 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2601 * cse.c (find_best_addr): Use canon_for_address.
2603 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2605 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2606 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2607 SUBREG and MEM, respectively.
2609 * fold-const.c (fold_binary): Use code instead of t.
2611 * fold-const.c (optimize_minmax_comparison): Take decomposed
2612 arguments code, type, op0, and op1 instead of t.
2613 (fold_binary): Update a call to optimize_minmax_comparison.
2615 * fold-const.c (fold_range_test): Take decomposed arguments
2616 code, type, op0, and op1 instead of t.
2617 (fold_binary): Update a call to fold_range_test.
2619 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2620 decomposed arguments code, type, op0, and op1 instead of t.
2621 (fold_binary): Update a call to fold_range_test.
2623 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2625 * fold-const.c (fold_binary): Avoid directly using the original
2626 expression t as much as possible.
2628 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2630 * c-semantics.c (build_stmt): Use TYPE_P instead of
2631 IS_NON_TYPE_CODE_CLASS.
2632 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2633 (NON_TYPE_CHECK): Use TYPE_P instead of
2634 IS_NON_TYPE_CODE_CLASS.
2636 * fold-const.c (fold): Remove handling of binary expressions.
2638 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2640 * doc/c-tree.texi: Wrap comments in @r{}.
2641 * doc/cpp.texi: Likewise.
2642 * doc/cppinternals.texi: Likewise.
2643 * doc/extend.texi: Likewise.
2644 * doc/md.texi: Likewise.
2645 * doc/objc.texi: Likewise.
2646 * doc/sourcebuild.texi: Likewise.
2647 * doc/tm.texi: Likewise.
2650 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2652 * predict.c (apply_return_prediction): Standardize PHI chain
2654 * tree-ssa.c (ssa_redirect_edge): Likewise.
2656 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2657 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2660 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2661 * tree-flow.h: Adjust the prototype for remove_phi_node.
2662 * lambda-code.c (perfect_nestify): Adjust a call to
2665 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2666 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2668 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2669 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2670 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2671 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2673 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2674 of GEN_INT (trunc_int_for_mode (...)).
2675 * loop-iv.c (iv_number_of_iterations): Likewise.
2676 * postreload.c (reload_cse_move2add): Likewise.
2677 * simplify-rtx.c (simplify_const_unary_operation,
2678 simplify_const_binary_operation): Likewise.
2679 * stor-layout.c (get_mode_bounds): Likewise.
2681 * fold-const.c (fold_binary): New.
2682 (fold): Call fold_binary on binary expressions.
2684 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2686 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2687 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2688 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2689 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2690 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2692 2005-03-04 Devang Patel <dpatel@apple.com>
2694 PR tree-optimization/18815
2695 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2696 loops with zero exit edges.
2698 2005-03-04 Devang Patel <dpatel@apple.com>
2700 * doc/invoke.texi: Remove reference to webpage that does not exist.
2702 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2703 Joseph S. Myers <joseph@codesourcery.com>
2706 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2707 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2708 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2709 * pa.c (get_plabel): Change argument to symbol_ref. Call
2710 maybe_get_identifier instead of get_identifier.
2711 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2712 (struct deferred_plabel): Replace name field with symbol field.
2713 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2714 ASM_OUTPUT_EXTERNAL_REAL is defined.
2715 (output_global_address): Use output_addr_const for output of all
2717 (output_deferred_plabels): Use symbol_ref instead of name for address
2719 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2720 ASM_OUTPUT_SYMBOL_REF): New macros.
2721 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2723 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2726 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2728 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2729 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2731 2005-03-04 Jeff Law <law@redhat.com>
2733 * basic-block.h (rediscover_loops_after_threading): Declare.
2734 * tree-ssa-dom.c: Include cfgloop.h.
2735 (tree_ssa_dominator_optimize): Discover loops and some basic
2736 properties. Remove forwarder blocks recreated by loop header
2737 canonicalization. Also mark backedges in the CFG.
2738 * tree-ssa-threadupdate.c: Include cfgloop.h
2739 (rediscover_loops_after_threading): Define.
2740 (struct local_info): New field, JUMP_THREADED.
2741 (prune_undesirable_thread_requests): New function.
2742 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2743 then record that fact for the callers of redirct_edges.
2744 (thread_block): If BB has incoming backedges, then call
2745 prune_undesirable_thraed_requests. Note when we are
2746 going to have to rediscover loop information. Return a
2747 boolean indicating if any jumps were threaded.
2748 (thread_through_all_blocks): Bubble up boolean indicating
2749 if any jumps were threaded.
2750 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2751 (tree-ssa-threadupdate.o): Similarly.
2753 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2755 * fold-const.c (fold_ternary): Unroll the "for" loop to
2758 2005-03-04 Andrew Haley <aph@redhat.com>
2760 * unwind-dw2-fde-glibc.c (struct
2761 unw_eh_callback_data.check_cache): New field.
2762 (frame_hdr_cache): New.
2763 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2764 Cache frame header info.
2766 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2768 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2769 (print_c_condition): Declare.
2770 * read-rtl.c (ptr_loc): New structure.
2771 (ptr_locs, ptr_loc_obstack, joined_conditions)
2772 (joined_conditions_obstack): New variables.
2773 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2774 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2775 (join_c_conditions, print_c_condition): New functions.
2776 (apply_macro_to_string): Associate the new string with the same
2777 source location as the old one.
2778 (add_condition_to_string): Use join_c_conditions.
2779 (read_string): Use set_rtx_ptr_loc to record a filename and line
2780 number for the string.
2781 (read_rtx): Initialize the new variables above.
2782 * genattrtab.c (write_test_expr, write_attr_value): Use
2784 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2785 comment above the GCC_VERSION check.
2786 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2787 Inline the definition of MAYBE_EVAL.
2788 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2789 * genoutput.c (process_template): Likewise.
2790 * genpreds.c (write_predicate_subfunction): Likewise.
2791 (write_predicate_expr): Use print_c_condition.
2792 * genrecog.c (write_cond): Likewise.
2793 * gensupport.c (process_rtx): Use join_c_conditions to join the
2794 conditions of a define_insn_and_split. Record a source location
2795 for the string after the "&&".
2796 (alter_test_for_insn): Use join_c_conditions.
2798 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2801 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2802 PR tree-optimization/15784
2803 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2806 2005-03-04 Ben Elliston <bje@au.ibm.com>
2808 * gcc.c (option_map): Add --coverage.
2809 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2810 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2811 * config/darwin.h: Pass -lgcov for `coverage'.
2812 * doc/invoke.texi (Debugging Options): Document --coverage.
2814 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2816 * gcse.c (bypass_block): Use find_edge wherever possible.
2818 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2822 * c-opts.c (c_common_parse_file): Call start_source_file
2823 and end_source_file at the approriate times.
2825 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2826 the main file, it will be done for us now.
2828 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2830 * fold-const.c (fold_ternary): New.
2831 (fold): Call fold_ternary on ternary expressions. Remove
2832 handling of ternary expressions.
2834 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2836 PR tree-optimization/15784
2837 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2840 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2842 * config/rs6000/predicates.md (branch_comparison_operator):
2843 Convert from C block to conditional format.
2845 2005-03-03 Jan Hubicka <jh@suse.cz>
2847 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2848 and non-constant public variables.
2850 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2852 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2855 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2858 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2859 calls to release_ssa_name and release_phi_node.
2861 * fold-const.c (fold): Remove handling of unary expressions.
2863 * fold-const.c (fold_unary): Avoid directly using the original
2864 expression t as much as possible.
2866 2005-03-03 Roger Sayle <roger@eyesopen.com>
2867 Andrew Pinski <pinskia@physics.uc.edu>
2869 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2870 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2872 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2874 Describe special registers SRP and MOF as allocatable registers.
2875 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2876 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2877 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2878 TARGET_HAS_MUL_INSNS.
2879 (cris_print_operand) <case 'd'>: New case.
2880 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2881 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2883 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2884 (REG_ALLOC_ORDER): Update for MOF.
2885 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2887 (GENERAL_REGS): No longer a define of ALL_REGS.
2888 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2889 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2891 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2892 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2893 (SECONDARY_RELOAD_CLASS): Define.
2894 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2895 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2896 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2897 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2898 (REGISTER_MOVE_COST): Define.
2899 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2900 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2901 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2902 (CRIS_MOF_REGNUM): New define_constants.
2903 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2905 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2907 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2908 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2909 Adjust for MOF being properly described as a register.
2910 (indir_to_reg_split): Name this split. Conditionalize on the
2911 destination register being a general register.
2912 (movei): Conditionalize on on operands 0 and 1 having the same
2915 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2918 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2919 -mcpu to override any other explicitly given flags.
2921 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2923 * recog.c (verify_changes, confirm_change_group): New functions,
2924 broken out of apply_change_group.
2925 (apply_change_group): Use them.
2926 * recog.h (verify_change, confirm_change_group): Declare.
2927 * rtl.h (redirect_jump_2): Declare.
2928 * jump.c (redirect_exp, invert_exp): Delete.
2929 (invert_exp_1): Take second parameter. Return value. Changed caller.
2930 (redirect_jump_2): New function, broken out of redirect_jump.
2931 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2932 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2933 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2935 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2937 * varasm.c (named_section): Use xstrdup rather than doing it by
2940 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2942 2005-03-02 Devang Patel <dpatel@apple.com>
2944 Undo PR tree-optimization/18815 fix.
2946 2005-03-02 Devang Patel <dpatel@apple.com>
2948 PR tree-optimization/18815
2949 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2950 loops with zero exit edges.
2952 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2954 * cfg.c (connect_src, connect_dest, disconnect_src,
2955 disconnct_dest): New.
2956 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2957 redirect_edge_pred): Use the new functions.
2959 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2960 free_dominance_info only when needed.
2962 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2965 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2966 (reg_or_sub_cint64_operand): Same.
2968 2005-03-02 Jeff Law <law@redhat.com>
2970 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2971 CFG_ALTERED in the main DOM iteration loop.
2973 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2976 * varasm.c (initializer_constant_valid_p): Allow conversions
2977 between OFFSET_TYPEs. Tidy.
2979 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2981 * config/cris/cris.md ("return"): Remove epilogue delay list
2984 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2986 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2988 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2990 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2992 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2993 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2994 config/m68k/m68k.c, config/mips/mips.h,
2995 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2996 doc/include/gcc-common.texi: Update copyright.
2998 PR middle-end/18029 and PR middle-end/18030
2999 * expr.c (optimize_bitfield_assignment_op): Add a special case
3000 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
3002 * fold-const.c (fold_unary): New.
3003 (fold): Call fold_unary on unary expressions.
3005 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
3007 * cgraph.h (struct cgraph_edge): Add prev_caller and
3009 (cgraph_node_remove_callees): Export.
3010 * cgraph.c (cgraph_create_edge): Initialize prev_caller
3012 (cgraph_edge_remove_callee): New function.
3013 (cgraph_edge_remove_caller): Likewise.
3014 (cgraph_remove_edge): Use.
3015 (cgraph_redirect_edge_callee): Likewise.
3016 (cgraph_node_remove_callees): New function.
3017 (cgraph_node_remove_callers): Likewise.
3018 (cgraph_remove_node): Use.
3019 * tree-optimize.c (tree_rest_of_compilation): Use
3020 cgraph_node_remove_callees instead of manual loop.
3021 * cgraphunit.c (cgraph_finalize_function): Likewise.
3022 (cgraph_expand_function): Likewise.
3023 (cgraph_remove_unreachable_nodes): Likewise.
3025 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
3028 * c-tree.h (undeclared_variable, build_external_ref): Add extra
3030 * c-decl.c (undeclared_variable): Take location as argument.
3031 * c-typeck.c (build_external_ref): Likewise.
3032 * c-parser.c (c_parser_postfix_expression): Pass location of
3033 identifier to build_external_ref.
3035 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3037 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
3038 CCEQ mode for branch_positive_comparison_operator test.
3039 * config/rs6000/predicates (branch_comparison_operator): Revert to
3041 (scc_comparison_operator): Same.
3042 (branch_positive_comparison_operator): Same.
3044 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3046 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3047 (cris_delay_slots_for_epilogue): Remove.
3048 (save_last): Move into cris_target_asm_function_epilogue.
3049 (cris_target_asm_function_epilogue): Remove tests for file being
3051 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3052 (cris_delay_slots_for_epilogue): Remove prototypes.
3053 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3054 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3056 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3058 * config/rs6000/predicates.md (branch_comparison_operator): Change
3059 to define_special_predicate.
3060 (scc_comparison_operator): Same.
3061 (branch_positive_comparison_operator): Same.
3063 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3065 * Makefile.in (tree-ssa-sink.o): New.
3066 (OBJS-common): Add tree-ssa-sink.o.
3067 * common.opt: Add -ftree-sink
3068 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3069 * timevar.def (TV_TREE_SINK): new timevar.
3070 * tree-flow.h (is_hidden_global_store): Prototype.
3071 * tree-optimize.c (init_tree_optimization_passes): Add
3073 * tree-pass.h (pass_sink_code): New.
3074 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3075 for non-obvious global store store to is_hidden_global_store, and
3076 call that new function.
3077 * tree-ssa-sink.c: New file.
3078 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3079 * doc/passes.texi: Document forward store motion.
3080 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3081 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3082 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3083 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3085 2005-03-01 Per Bothner <per@bothner.com>
3087 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3088 and we have a non-zero column-number, add it to the message.
3089 Also factor out the diagnostic_kind_text.
3091 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3093 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3094 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3095 flow_loop_scan): Removed.
3096 (flow_loop_dump): Do not dump removed fields.
3097 (flow_loop_free): Do not free removed fields.
3098 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3099 (loop_exit_edge_p): New function.
3100 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3101 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3102 num_exits, exits_doms.
3103 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3104 LOOP_EDGES, LOOP_ALL): Removed.
3105 (flow_loop_scan): Declaration removed.
3106 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3107 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3109 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3110 (if_convert): Call flow_loops_find and flow_loops_free
3111 when calling mark_loop_exit_edges.
3112 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3113 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3114 free_dominance_info calls.
3115 * loop-init.c (flow_loops_find): Ditto.
3116 * passes.c (rest_of_handle_branch_prob): Ditto.
3117 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3118 * loop-unroll.c (analyze_insns_in_loop): Do not use
3120 * predict.c (predict_loops): Do not call flow_loop_scan.
3121 Use get_loop_exit_edges.
3122 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3123 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3124 Do not use EDGE_LOOP_EXIT.
3125 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3126 to bb_with_exit_edge_p.
3127 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3128 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3129 to bb_with_exit_edge_p.
3130 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3132 * tree-loop-linear.c (linear_transform_loops): Do not call
3133 flow_loop_scan. Use loop->single_exit.
3134 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3135 (vect_analyze_loop_form): Do not call flow_loop_scan.
3136 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3138 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3140 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3141 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3142 slpeel_tree_duplicate_loop_to_edge_cfg,
3143 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3144 Use loop_preheader_edge and loop->single_exit. Do not call
3147 2005-03-01 Nick Clifton <nickc@redhat.com>
3149 * config/arm/arm.c (thumb_find_work_register): Check all of the
3150 argument registers to see if they are free, and a couple of
3151 special cases where the last argument register but can be proved
3152 to be available during the function's prologue.
3153 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3154 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3155 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3157 (thumb_compute_save_reg_mask): Likewise. Also use
3158 thumb_find_work_register() to ensure that there is agreement about
3159 which work register is going to be used in the prologue.
3160 (thumb_output_function_prologue): Use unsigned long as the type
3161 for the register bit-mask. Also delay pushing the link register if
3162 other high registers are going to be pushed.
3163 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3164 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3165 redundant prototypes.
3167 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3170 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3171 and after reload in REG+REG indexed addresses without REG_POINTER
3172 set in the base and not set in the index.
3174 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3176 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3177 Don't undefine here.
3178 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3179 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3180 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3181 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3182 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3184 * config.gcc (sh*-*-linux*): Use config/linux.h.
3186 2005-02-28 Dale Johannesen <dalej@apple.com>
3187 Stan Shebs <shebs@apple.com>
3189 Rewrite of 64-bit Darwin structure-by-value pass/return.
3190 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3191 intoffset, use_stack, named.
3192 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3193 (rs6000_darwin64_record_arg_advance_flush): New.
3194 (rs6000_darwin64_record_arg_advance_recurse): New.
3195 (rs6000_darwin64_record_arg_flush): New.
3196 (rs6000_darwin64_record_arg_recurse): New.
3197 (rs6000_darwin64_record_arg): New.
3198 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3199 (function_arg_boundary): Handle 128-bit aligned structs.
3200 (function_arg_advance): Rewrite darwin64 struct handling.
3201 (function_arg): Call rs6000_darwin64_record_arg.
3202 (function_arg_partial_nregs): Handle darwin64 structs.
3203 (rs6000_darwin64_function_value): Remove.
3204 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3206 2005-02-28 Roger Sayle <roger@eyesopen.com>
3208 PR tree-optimization/20216
3209 * tree-chrec.c (tree_fold_factorial): Delete.
3210 (tree_fold_binomial): Change argument list to take a return type
3211 and change the type of K to unsigned int. Rewrite to avoid explicit
3212 evaluation of factorials, and (recursively) calling fold to perform
3213 compile-time arithmetic. Return NULL on (internal) overflow.
3214 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3215 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3216 if any intermediate calculation overflows.
3217 (chrec_apply): Update call to chrec_evaluate.
3219 2005-02-28 James E Wilson <wilson@specifixinc.com>
3221 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3223 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3226 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3227 instead of NULL_TREE on error.
3229 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3231 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3232 (EASY_VECTOR_15_ADD_SELF): Remove.
3233 (num_insns_constant_wide): Not static.
3234 (validate_condition_mode): Not static.
3235 (toc_relative_expr_p): Not static.
3236 (legitimate_indirect_address_p): Not static.
3237 (macho_lo_sum_memory_operand): Not static.
3238 (invalid_e500_subreg): Not static.
3239 (easy_vector_same): Not static.
3240 (easy_vector_splat_const): Not static.
3241 (RS6000_SYMBOL_REF_TLS_P): Remove.
3242 (any_operand): Delete.
3243 (any_parallel_operand): Delete.
3244 (count_register_operand): Delete.
3245 (altivec_register_operand): Delete.
3246 (xer_operand): Delete.
3247 (s8bit_cint_operand): Delete.
3248 (short_cint_operand): Delete.
3249 (u_short_cint_operand): Delete.
3250 (non_short_cint_operand): Delete.
3251 (exact_log2_cint_operand): Delete.
3252 (gpc_reg_operand): Delete.
3253 (cc_reg_operand): Delete.
3254 (cc_reg_not_cr0_operand): Delete.
3255 (reg_or_short_operand): Delete.
3256 (reg_or_neg_short_operand): Delete.
3257 (reg_or_aligned_short_operand): Delete.
3258 (reg_or_u_short_operand): Delete.
3259 (reg_or_cint_operand): Delete.
3260 (reg_or_arith_cint_operand): Delete.
3261 (reg_or_add_cint64_operand): Delete.
3262 (reg_or_sub_cint64_operand): Delete.
3263 (reg_or_logical_cint_operand): Delete.
3264 (got_operand): Delete.
3265 (got_no_const_operand): Delete.
3266 (easy_fp_constant): Delete.
3267 (easy_vector_constant): Delete.
3268 (easy_vector_constant_add_self): Delete.
3269 (zero_constant): Delete.
3270 (zero_fp_constant): Delete.
3271 (volatile_mem_operand): Delete.
3272 (offsettable_mem_operand): Delete.
3273 (mem_or_easy_const_operand): Delete.
3274 (add_operand): Delete.
3275 (non_add_cint_operand): Delete.
3276 (logical_operand): Delete.
3277 (non_logical_cint_operand): Delete.
3278 (mask_operand): Delete.
3279 (mask_operand_wrap): Delete.
3280 (mask64_operand): Delete.
3281 (mask64_2_operand): Delete.
3282 (and64_operand): Delete.
3283 (and64_2_operand): Delete.
3284 (and_operand): Delete.
3285 (reg_or_mem_operand): Delete.
3286 (lwa_operand): Delete.
3287 (symbol_ref_operand): Delete.
3288 (call_operand): Delete.
3289 (current_file_function_operand): Delete.
3290 (input_operand): Delete.
3291 (rs6000_nonimmediate_operand): Delete.
3292 (rs6000_tls_symbol_ref): Delete.
3293 (save_world_operation): Delete.
3294 (restore_world_operation): Delete.
3295 (load_multiple_operation): Delete.
3296 (store_multiple_operation): Delete.
3297 (vrsave_operation): Delete.
3298 (mfcr_operation): Delete.
3299 (mtcrf_operation): Delete.
3300 (lmw_operation): Delete.
3301 (stmw_operation): Delete.
3302 (branch_comparison_operator): Delete.
3303 (branch_positive_comparison_operator): Delete.
3304 (scc_comparison_operator): Delete.
3305 (trap_comparison_operator): Delete.
3306 (boolean_operator): Delete.
3307 (boolean_or_operator): Delete.
3308 (min_max_operator): Delete.
3309 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3310 (EASY_VECTOR_15): Moved to here.
3311 (EASY_VECTOR_15_ADD_SELF): Move to here.
3312 (PREDICATE_CODES): Delete.
3313 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3314 Declare functions no longer static.
3315 * config/rs6000/predicates.md: New.
3316 * config/rs6000/rs6000.md: Include predicates.md
3318 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3320 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3321 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3323 * cfgrtl.c (need_fake_edge_p): Likewise.
3324 * combine.c (distribute_notes): Likewise.
3325 * emit-rtl.c (try_split): Likewise.
3326 * recog.c (peephole2_opimize): Likewise.
3327 * reg-notes.def (ALWAYS_RETURN): Remove.
3328 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3329 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3330 * tree.h (ECF_ALWAYS_RETURN): Remove.
3332 2005-02-28 Roger Sayle <roger@eyesopen.com>
3335 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3336 between different machine modes is never a "useless" conversion.
3338 2005-02-28 Geert Bosch <bosch@gnat.com>
3341 * doc/contrib.texi: List contributors for Ada front end
3343 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3345 * simplify-rtx.c (simplify_unary_operation_1,
3346 simplify_const_unary_operation): New, extracted from...
3347 (simplify_unary_operation): ... this one.
3348 (simplify_binary_operation_1,
3349 simplify_const_binary_operation): New, extracted from...
3350 (simplify_binary_operation): ... this one.
3351 * rtl.h (simplify_const_unary_operation,
3352 simplify_const_binary_operation): Add prototypes.
3354 2005-02-28 Julian Brown <julian@codesourcery.com>
3356 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3357 building libjava and caused PR regression/20228.
3359 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3362 * Makefile.in (host_subdir): New.
3363 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3364 * configure: Regenerate.
3366 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3368 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3369 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3370 installation directory first.
3372 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3375 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3376 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3377 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3378 * config/cris/cris.md: Tweak comments referring to Q.
3379 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3380 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3381 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3382 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3383 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3384 Insert spaces in constraints to align alternatives vertically for
3386 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3389 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3391 PR rtl-optimization/17728
3392 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3393 operand 0 from general_operand to move_dest_operand.
3395 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3397 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3398 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3399 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3400 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3402 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3404 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3405 * configure: Regenerate.
3406 * libada-mk.in: Remove CC; rename
3407 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3409 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3412 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3413 for the lhs, also walk over the tree. Likewise for rhs.
3415 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3417 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3418 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3419 Do not propagate value of iv before increment over the increment.
3421 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3423 * c-parser.c: New file.
3424 * c-parse.in: Remove.
3425 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3427 (c-parser.o): Add dependencies.
3428 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3429 maintainer-clean, TAGS): Update.
3430 * c-config-lang.in (gtfiles): Update.
3431 * gengtype-lex.l: Don't handle "@@".
3432 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3433 objc_build_synchronized, objc_begin_try_stmt,
3434 objc_begin_catch_clause, objc_finish_catch_clause,
3435 objc_build_finally_clause, objc_finish_try_stmt): New.
3436 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3438 (c_parse_init): Update comment.
3439 * c-decl.c (c_init_decl_processing): Update comment.
3440 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3441 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3442 new c_declspecs members.
3444 2005-02-25 Julian Brown <julian@codesourcery.com>
3446 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3447 from being used for symbols with vague linkage when
3448 HAVE_GAS_COMDAT_GROUP is true.
3450 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3452 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3454 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3457 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3458 (LIBGCC2_HAS_DF_MODE): New.
3459 (LIBGCC2_HAS_XF_MODE): New.
3460 (LIBGCC2_HAS_TF_MODE): New.
3461 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3462 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3463 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3464 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3465 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3466 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3467 and add _fixtfdi, _fixunstfdi, _floatditf
3468 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3469 L_fixunstfdi, L_floatditf.
3470 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3471 (LIBGCC2_HAS_TF_MODE): Define.
3473 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3475 PR tree-optimization/20204
3476 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3477 REWRITE_THIS_STMT markers on PHI nodes.
3478 (rewrite_initialize_block): Likewise.
3480 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3482 * version.c (version_string): Update to 4.1.
3484 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3486 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3487 Clarify that the alternative way doesn't work in GNU C++.
3489 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3491 PR tree-optimization/19937
3492 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3493 to the type of the induction variable.
3495 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3497 PR rtl-optimization/20117
3498 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3499 the block including noncopyable insn.
3501 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3503 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3504 calls to find_reg_note.
3506 2005-02-24 Richard Henderson <rth@redhat.com>
3509 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3512 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3514 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3515 vector types if to use base reg for misaligned non-word ld/std.
3517 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3520 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3521 dwarf2 label manually and put it after, not before the prologue.
3523 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3526 * reload.c (operands_match_p): Only increment register number for
3527 SCALAR_INT_MODE_P modes in multiple hard registers.
3529 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3532 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3534 * ChangeLog.5: Fix log message typo(s).
3535 * ChangeLog.7: Likewise.
3536 * ChangeLog.tree-ssa: Likewise.
3537 * cfgexpand.c: Fix comment typo(s).
3538 * conflict.c: Likewise.
3539 * defaults.h: Likewise.
3540 * dwarf2out.c: Likewise.
3542 * ggc-page.c: Likewise.
3543 * tree-eh.c: Likewise.
3544 * tree-ssa-dom.c: Likewise.
3546 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3549 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3550 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3551 if SHARED is defined.
3554 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3555 allow splitting only if operands 0 and 3 don't overlap.
3557 2005-02-24 Richard Henderson <rth@redhat.com>
3560 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3561 (fold_builtin_1): Call them.
3562 * fold-const.c (fold_complex_mult_parts): Split out from ...
3563 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3564 (fold_complex_div_parts, fold_complex_div): New.
3566 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3568 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3570 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3571 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3573 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3574 (print_node): Likewise.
3575 Print TYPE_SIZES_GIMPLIFIED.
3577 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3579 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3580 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3581 operands as commutative in constraints.
3583 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3585 * tree-into-ssa.c: Re-organize internal functions.
3587 2005-02-24 Richard Henderson <rth@redhat.com>
3590 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3592 * common.opt (fcx-limited-range): New.
3593 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3594 * toplev.c (flag_complex_method): Initialize to 1.
3595 (process_options): Set flag_complex_method to 0 if
3596 flag_cx_limited_range.
3597 * doc/invoke.texi (-fcx-limited-range): New.
3599 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3601 * cse.c (delete_trivially_dead_insns): Speed up by using
3602 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3605 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3607 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3608 functions when -mid-shared-library is being used.
3610 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3612 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3613 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3614 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3615 * system.h: Poison LINK_LIBGCC_SPECIAL.
3617 2005-02-23 James E Wilson <wilson@specifixinc.com>
3619 * gengtype.c (note_insn_name): Make 1 element larger.
3621 2005-02-23 Roger Sayle <roger@eyesopen.com>
3624 PR rtl-optimization/20097
3625 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3626 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3628 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3630 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3631 * t-aix52 (SHLIB_INSTALL): Same.
3633 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3635 * genpreds.c: Update copyright.
3637 2005-02-23 Michael Beach <michaelb@ieee.org>
3640 * config/sparc/t-elf (startup files): Assemble with CPP.
3642 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3644 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3645 (write_predicate_expr): Likewise.
3647 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3649 PR tree-optimization/20100
3650 PR tree-optimization/20115
3651 * tree-optimize.c (init_tree_optimization_passes): Remove
3652 pass_maybe_create_global_var.
3653 * tree-pass.h (pass_maybe_create_global_var): Remove.
3654 * tree-ssa-alias.c (aliases_computed_p): Declare.
3655 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3656 (count_calls_and_maybe_create_global_var): Remove.
3657 (pass_maybe_create_global_var): Remove.
3658 (init_alias_info): Do not declare aliases_computed_p.
3659 (maybe_create_global_var): If the function contains no
3660 call-clobbered variables and a mix of pure/const and regular
3661 function calls, create .GLOBAL_VAR.
3662 Mark all call-clobbered variables for renaming.
3663 (merge_pointed_to_info): Update comment.
3664 (add_pointed_to_var): Likewise.
3665 (is_escape_site): Likewise.
3666 Accept struct alias_info * instead of size_t *.
3668 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3670 * tree-ssa-operands.c (get_call_expr_operands): If
3671 ALIASES_COMPUTED_P is false, do not add call-clobbering
3673 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3674 (delete_tree_ssa): Likewise.
3676 2005-02-22 James E Wilson <wilson@specifixinc.com>
3678 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3679 (do_compile): Do call it here.
3681 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3683 PR rtl-optimization/20017.
3684 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3685 rest_of_handle_cse2, rest_of_handle_gcse): Call
3686 delete_dead_jumptables immediately before calling cleanup_cfg.
3688 2005-02-22 Devang Patel <dpatel@apple.com>
3691 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3694 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3696 * config/rs6000/aix.h (WINT_TYPE): Define.
3698 2005-02-22 Stan Shebs <shebs@apple.com>
3700 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3701 natural alignment for 64-bit Darwin.
3702 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3704 * doc/invoke.texi: Document this.
3706 2005-02-22 DJ Delorie <dj@redhat.com>
3708 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3709 to make_[un]signed_type, not the mode itself.
3711 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3713 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3714 not available. Use tail calls wherever possible.
3715 (make_edge): Call unchecked_make_edge to create an edge.
3717 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3718 (coalesce_ssa_name): Don't check for
3719 SSANORM_USE_COALESCE_LIST.
3720 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3722 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3724 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3725 (rewrite_into_ssa): ... here.
3727 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3729 PR tree-optimization/19786
3730 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3731 tag to another's may-alias bitmap when adding to the other's list.
3733 2005-02-21 DJ Delorie <dj@redhat.com>
3735 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3736 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3737 registers in unsupported ways.
3738 * expmed.c (init_expmed): Likewise.
3740 2005-02-21 Stan Cox <scox@redhat.com>
3742 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3744 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3746 * tree-cfg.c (fold_cond_expr_cond): New.
3747 (make_edges): Call fold_cond_expr_cond.
3748 (find_taken_edge): Accept nothing but INTEGER_CST.
3749 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3751 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3753 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3754 that do not belong to any basic block.
3756 2005-02-21 Jeff Law <law@redhat.com>
3758 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3761 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3763 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3764 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3765 Adjust their definitions.
3766 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3767 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3769 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3770 genautomata.c, langhooks.c, langhooks.h, system.h,
3771 config/arm/lib1funcs.asm: Update copyright.
3773 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3775 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3777 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3780 * doc/install.texi: Document --with-gc.
3782 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3784 * simplify-rtx.c (simplify_unary_operation): Add a missing
3787 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3789 PR tree-optimization/18663
3790 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3791 if the type has variable bounds.
3793 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3795 * gcse.c: Remove an obsolete comment.
3797 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3799 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3801 * doc/extend.texi (Function Attributes) <Attribute const>: The
3802 attribute "pure" is below this text, not above.
3804 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3806 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3807 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3808 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3810 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3813 * langhooks.h (struct lang_hooks): Add to_target_charset.
3814 * langhooks.c (lhd_to_target_charset): New function.
3815 * langhooks-def.h: Declare lhd_to_target_charset.
3816 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3817 (LANG_HOOKS_INITIALIZER): Update.
3818 * c-common.c (c_common_to_target_charset): New function.
3819 * c-common.h: Declare it.
3820 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3821 c_common_to_target_charset.
3823 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3824 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3826 * system.h: Poison them.
3827 * doc/tm.texi: Don't discuss them.
3828 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3829 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3830 (pp_c_char): Do not attempt to generate letter escapes for
3832 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3833 * config/mips/mips.c (mips_output_ascii): Likewise.
3835 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3837 PR tree-optimization/19951
3838 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3841 2005-02-19 Steven Bosscher <stevenb@suse.de>
3844 * function.h (struct function): New field `max_loop_depth'.
3845 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3846 (flow_loops_find): Reset the max loop depth count before finding loops.
3847 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3848 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3849 (calculate_global_regs_live): Make sure the loop will terminate
3850 when the initial sets are not empty.
3852 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3854 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3856 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3858 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3861 * doc/invoke.texi: Remove documentation of %M spec.
3863 (init_spec): Remove %M suffix from -lgcc_s.
3864 (do_spec_1): Remove 'M' case.
3865 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3866 to put shared libraries in the multilib directory. Remove the
3867 shlib_so_soname substitution variable. Don't add a multilib encoding
3868 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3869 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3870 SHLIB_INSTALL as well as SHLIB_LINK.
3871 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3872 (SHLIB_NAME): Delete.
3873 (SHLIB_DIR): New macro.
3874 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3875 (SHLIB_INSTALL): Adjust accordingly.
3876 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3877 * config/t-slibgcc-sld: Likewise.
3878 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3879 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3880 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3882 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3883 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3884 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3885 Use @shlib_base_name@ instead of @shlib_so_name@.
3886 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3887 and @shlib_base_name@.so in @multilib_dir@.
3888 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3889 to the install path.
3890 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3891 (SHLIB_LINK): Remove previous workaround.
3892 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3893 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3894 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3896 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3897 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3898 (SHLIB_INSTALL): Adjust accordingly.
3899 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3900 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3901 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3902 config/t-slibgcc-elf-ver.
3904 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3905 Jakub Jelinek <jakub@redhat.com>
3907 PR tree-optimization/19828
3908 * tree-ssa-loop-im.c: Add a TODO comment.
3909 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3910 without side-effects.
3912 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3914 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3917 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3919 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3920 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3921 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3923 (ia64_reorg): Delete fixup_errata call.
3924 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3925 (TARGET_SWITCHES): Delete -mb-step entry.
3927 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3930 * c-typeck.c (composite_type): Handle quals in transparent unions.
3931 (type_lists_compatible_p): Likewise.
3933 2005-02-18 Stan Shebs <shebs@apple.com>
3935 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3936 expressions in the .literal8 section.
3938 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3940 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3942 2005-02-18 Roger Sayle <roger@eyesopen.com>
3944 * fold-const.c (constant_boolean_node): Always create values of the
3945 specified type, don't bother calling truthvalue_conversion.
3947 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3949 * except.c (output_function_exception_table): Call
3950 assemble_external_libcall (eh_personality_libfunc).
3952 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3955 * config/ia64/ia64.h (struct machine_function): Add state_num.
3956 * config/ia64/ia64.c (process_epilogue,
3957 process_for_unwind_directive): Use new unwind state numbers each
3958 time rather than state 1.
3960 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3963 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3964 before the "*llgt_didi" pattern.
3966 2005-02-18 Jason Merrill <jason@redhat.com>
3968 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3970 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3972 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3973 (div0): Use it in place of ARM_FUNC_ALIAS.
3974 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3976 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3979 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3980 access, the lower bound of the array type if it exists.
3982 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3985 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3986 cases that are out-of-range for the index type.
3988 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3990 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3991 (estimate_case_costs): Don't call convert.
3992 * expmed.c (expand_shift): Likewise.
3993 (make_tree): Call fold_convert instead of convert.
3995 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3998 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3999 that ref to be marked MEM_READONLY_P doesn't have base that needs
4002 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
4004 * genautomata.c (output_get_cpu_unit_code_func,
4005 output_cpu_unit_reservation_p): Don't generate old-style function
4008 2005-02-18 Jakub Jelinek <jakub@redhat.com>
4011 PR tree-optimization/20009
4012 * convert.c (convert_to_integer): Revert 2005-02-16 change.
4014 PR tree-optimization/18947
4015 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
4016 inline, remove all nodes that are inlined into the extern inline
4019 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4021 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
4022 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
4023 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
4024 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
4027 2005-02-17 Roger Sayle <roger@eyesopen.com>
4029 PR tree-optimization/19917
4030 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
4031 to be potentially trapping.
4033 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
4035 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
4037 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4039 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4040 tem becomes a local variable which is set to the value of the
4041 back end defined INITIAL_FRAME_ADDRESS macro.
4042 (expand_builtin_frame_address): Omit the base parameter to
4043 expand_builtin_return_addr.
4044 (expand_builtin_profile_func): Likewise.
4045 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4046 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4047 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4049 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4051 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4052 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4053 * config/frv/frv.c (frv_function_epilogue): Likewise.
4055 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4057 * lambda-code (perfect_nestify): Remove mark/unmark
4059 * tree-loop-linear.c (linear_transform_loops): Add
4060 rewrite_into_ssa call so that ssa is correct for
4061 rewriting into loop closed.
4063 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4065 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4066 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4068 * bt-load.c (btr_def_live_range, combine_btr_defs,
4069 migrate_btr_def, migrate_btr_defs): Likewise.
4070 * cfgcleanup.c (thread_jump): Likewise.
4071 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4072 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4073 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4074 df_rd_local_compute, df_reg_info_compute): Likewise.
4075 * dominance.c (init_dom_info, free_dom_info): Likewise.
4076 * flow.c (init_propagate_block_info,
4077 free_propagate_block_info): Likewise.
4078 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4079 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4080 modify_reg_pav): Likewise.
4081 * loop-invariant.c (find_defs, find_invariant_insn,
4082 find_invariants, free_inv_motion_data): Likewise.
4083 * predict.c (tree_predict_by_opcode,
4084 estimate_bb_frequencies): Likewise.
4085 * stmt.c (expand_case): Likewise.
4086 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4087 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4088 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4089 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4090 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4091 rewrite_ssa_into_ssa): Likewise.
4092 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4093 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4094 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4095 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4096 * tree-sra.c (tree_sra): Likewise.
4097 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4098 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4099 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4100 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4101 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4102 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4104 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4105 calculate_live_on_entry, calculate_live_on_exit,
4106 build_tree_conflict_graph): Likewise.
4107 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4108 record_important_candidates, set_use_iv_cost, find_depends,
4109 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4110 tree_ssa_iv_optimize_finalize): Likewise.
4111 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4112 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4113 tree_duplicate_loop_to_header_edge): Likewise.
4114 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4115 * tree-ssa.c (verify_flow_insensitive_alias_info,
4116 verify_name_tags, verify_ssa, init_tree_ssa,
4117 delete_tree_ssa): Likewise.
4118 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4119 fini_ssanames): Likewise.
4120 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4122 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4124 * config/rs6000/t-rtems: Completely reworked.
4126 2005-02-17 Ira Rosen <irar@il.ibm.com>
4128 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4130 2005-02-17 Ira Rosen <irar@il.ibm.com>
4132 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4133 POINTER_TYPE_P when checking that type is a pointer.
4134 (vect_get_memtag): Remove.
4135 (vect_address_analysis): Use POINTER_TYPE_P. Call
4136 vect_object_analysis with dummy parameter for memtag.
4137 (vect_object_analysis): Extract memtag (functionality that
4138 used to be in vect_get_memtag and moved here). Fix printings.
4139 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4140 with correct parameters. Remove call to vect_get_memtag.
4142 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4144 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4145 (tree-vectorizer.o): Added missing dependencies.
4147 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4149 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4150 declaration in tree-vectorizer.c, now has an extern declaration in
4152 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4153 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4154 get_vectype_for_scalar_type, vect_is_simple_use,
4155 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4156 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4157 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4158 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4159 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4160 find_loop_location): Likewise.
4162 * tree-vectorizer.c (langhooks.h): #include removed.
4163 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4164 moved to tree-vectorized.h.
4165 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4166 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4167 get_vectype_for_scalar_type, vect_is_simple_use,
4168 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4169 vect_supportable_dr_alignment, new_loop_vec_info,
4170 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4171 vect_set_verbosity_level, find_loop_location): Likewise.
4173 (vect_analyze_loop): Function externalized. Declaration moved to
4174 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4175 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4176 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4177 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4178 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4179 vect_enhance_data_refs_alignment, vect_analyze_operations,
4180 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4181 vect_stmt_relevant_p, vect_get_loop_niters,
4182 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4183 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4184 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4185 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4186 vect_get_memtag): Likewise.
4188 (vectorizable_load): Function externalized. Declaration moved to
4189 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4190 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4191 vect_transform_loop): Likewise.
4192 (vect_transform_stmt): Moved to tree-vect-transform.c.
4193 (vect_align_data_ref, vect_create_destination_var,
4194 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4195 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4196 vect_get_vec_def_for_operand, vect_init_vector,
4197 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4198 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4199 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4200 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4201 vect_do_peeling_for_loop_bound): Likewise.
4203 * tree-vect-analyze.c: New file.
4204 * tree-vect-transform.c: New file.
4206 2005-02-17 Jason Merrill <jason@redhat.com>
4208 PR mudflap/19319, c++/19317
4209 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4212 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4214 * doc/install.texi (Specific): Update link for Darwin-specific
4217 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4219 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4220 constant_boolean_node.
4222 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4225 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4226 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4228 2005-02-16 Richard Henderson <rth@redhat.com>
4231 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4233 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4234 replace uses with Wtype_MAXp1_F.
4235 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4236 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4237 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4238 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4239 and HAVE_TFMODE as appropriate.
4240 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4241 (__floatdisf): Likewise.
4242 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4243 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4244 (Wtype_MAXp1_F): New.
4245 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4246 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4248 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4251 * arm.c (arm_apply_result_size): New function.
4252 * arm.h (APPLY_RESULT_SIZE): Define.
4253 * arm-protos.h (arm_apply_result_size): Add prototype.
4254 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4255 (movxf): New expand.
4256 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4257 (call_value_symbol): Remove predicate for operand 0.
4258 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4259 (untyped_call): Rework to correclty return values for any type.
4260 (untyped_return): New expand.
4261 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4263 2005-02-16 Stan Shebs <shebs@apple.com>
4265 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4266 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4268 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4270 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4271 configure settings on Solaris 7 and later.
4273 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4275 PR tree-optimization/19865
4276 * tree-optimize.c (init_tree_optimization_passes): Run
4277 pass_may_alias after pass_sra.
4279 2005-02-16 Richard Henderson <rth@redhat.com>
4280 Stuart Hastings <stuart@apple.com>
4283 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4284 Do nothing if debug info suppressed for this function.
4285 (dbxout_begin_function): Early exit if debug info suppressed for
4288 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4291 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4293 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4295 PR tree-optimization/19967
4296 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4297 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4298 argument TYPE. Adjust calls to fold_builtin_XXX.
4299 (expand_builtin, fold_builtin_1): Adjust calls to
4301 (fold_builtin_strchr, fold_builtin_strpbrk,
4302 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4303 result to a requested type TYPE.
4305 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4308 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4309 (T)x & (T)cst if (T)cst overflows.
4310 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4311 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4313 2005-02-15 Jeff Law <law@redhat.com>
4315 * gcse.c (blocks_with_calls): New bitmap.
4316 (alloc_gcse_mem): Allocate it.
4317 (free_gcse_mem): Free it.
4318 (clear_modifY_mem_tables): Clear it.
4319 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4320 when we encounter CALL_INSNs.
4321 (compute_transp, case MEM): Handle blocks with calls separate
4322 from blocks without calls. Use bitmap iterators rather than
4325 2005-02-15 Peter O'Gorman <peter@pogma.com>
4328 * mklibgcc.in (vis_hide): Use a temporary object file, not
4331 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4334 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4335 access optimization.
4337 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4338 Alan Modra <amodra@bigpond.net.au>
4341 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4342 (_xlqsub): Rename to __gcc_qsub.
4343 (_xlqmul): Rename to __gcc_qmul.
4344 (_xlqdiv): Rename to __gcc_qdiv.
4345 Provide versioned symbol aliases with old names.
4346 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4347 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4348 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4349 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4350 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4352 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4354 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4355 Fold ~(A - 1) and ~(A + -1) to -A.
4357 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4361 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4362 config/pa/pa-host.c:pa_gt_pch_use_address.
4364 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4366 * tree-vn.c (get_value_handle): Make sure that given an
4367 is_gimple_min_invariant expression, we always return it.
4369 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4371 * passes.c (rest_of_handle_gcse): Fix a comment.
4373 2005-02-15 Jeff Law <law@redhat.com>
4375 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4377 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4378 (canon_list_insert, record_last_mem_set_info): Similarly.
4379 (clear_modify_mem_tables): Similarly.
4381 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4383 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4384 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4385 config/mips/mips.md, config/rs6000/aix.h,
4386 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4388 2005-02-15 Richard Henderson <rth@redhat.com>
4390 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4391 call to be best_edge.
4393 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4395 * basic-block.h: Adjust the prototype for find_basic_blocks.
4396 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4397 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4400 * flow.c (recompute_reg_usage): Remove all arguments.
4401 * passes.c (rest_of_compilation): Adjust the call to
4402 recompute_reg_usage.
4403 * rtl.h: Adjust the prototype for recompute_reg_usage.
4405 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4407 * tree-dump.c (dump_files): Update to reflect new member
4409 (dump_register): Add new argument.
4411 (dump_switch_p_1): Check against glob name if doglob was passed.
4412 (dump_switch_p): Check against regular first, then glob if
4413 we didn't have any hits on the dump name.
4414 * tree-optimize.c (register_one_dump_file):
4415 Pass in glob name as well.
4416 * tree-pass.h (struct dump_file_info): Add glob
4419 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4421 PR preprocessor/16323
4422 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4424 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4427 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4428 (trunctfdf2_internal1): New.
4429 (trunctfdf2_internal2): Renamed from trunctfdf2.
4431 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4433 PR tree-optimization/19853
4434 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4436 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4438 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4439 delete_dead_jumptables and cleanup_cfg.
4441 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4443 * reload.c (find_reloads): Swap address_reloaded flags when
4444 swapping commutative operands.
4446 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4448 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4449 Use standard_iv_increment_position for computing the bsi position
4451 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4454 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4457 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4458 life range of hard registers.
4459 * value-prof.c (insn_prefetch_values_to_profile): Only
4462 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4463 profile in libcalls.
4465 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4467 * bitmap.h (bitmap_and_compl_into): Return bool.
4468 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4470 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4472 PR tree-optimization/19944
4473 * fold-const.c (fold): Re-add ABS_EXPR folding.
4475 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4478 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4479 {TARGET,MASK}_XL_COMPAT.
4480 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4482 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4483 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4485 (rs6000_arg_partial_bytes): Same.
4486 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4487 and XL compatibility enabled.
4488 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4489 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4490 test to final condition.
4491 (cmptf_internal2): New.
4492 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4493 xl-compat. Add TFmode information to description.
4495 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4497 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4499 2005-02-13 Jason Merrill <jason@redhat.com>
4502 * fold-const.c (fold_indirect_ref_1): Split out from...
4503 (build_fold_indirect_ref): Here.
4504 (fold_indirect_ref): New fn.
4505 * tree.h: Declare it.
4506 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4507 (gimplify_modify_expr_rhs): Likewise.
4508 (gimplify_expr): Likewise.
4510 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4512 PR tree-optimization/14303
4513 PR tree-optimization/15784
4514 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4515 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4516 ABS_EXPR<x> != 0 to x != 0.
4518 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4520 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4521 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4522 spelling conventions.
4524 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4525 delete_trivially_dead_insns too many times.
4527 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4530 2005-02-12 Ira Rosen <irar@il.ibm.com>
4532 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4533 (vect_is_simple_iv_evolution): Remove redundant parameter
4535 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4536 without last parameter.
4537 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4538 Return pointer step. Call vect_is_simple_iv_evolution without
4539 last parameter. Check only that the step is multiple of size
4540 type. Remove stmt_vinfo updates.
4541 (vect_get_memtag_and_dr): Remove.
4542 (vect_get_memtag): New function.
4543 (vect_address_analysis): New function.
4544 (vect_object_analysis): New function.
4545 (vect_analyze_data_refs): Call vect_object_analysis and
4546 vect_get_memtag. Update stmt_vinfo fields.
4548 2005-02-12 Ira Rosen <irar@il.ibm.com>
4550 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4551 exist and are objects. Remove checks for pointer.
4552 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4553 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4554 (vect_create_data_ref_ptr): Likewise.
4555 (vect_base_addr_differ_p): New function.
4556 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4557 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4558 Don't set the DR_BASE_NAME field of data-ref.
4559 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4561 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4563 * optabs.h (enum optab_index): Add new OTI_ldexp.
4564 (ldexp_optab): Define corresponding macro.
4565 * optabs.c (init_optabs): Initialize ldexp_optab.
4566 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4568 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4570 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4571 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4573 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4574 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4577 2005-02-12 Ira Rosen <irar@il.ibm.com>
4579 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4581 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4583 (vect_get_base_and_offset): Always return an address.
4584 (vect_create_addr_base_for_vector_ref): Remove treatment for
4585 different data reference types.
4586 (vect_compute_data_ref_alignment): Rename base to base_address in
4587 stmt_vec_info. Get the object in order to force its alignment.
4588 (vect_get_memtag_and_dr): Rename base to base_address in
4589 stmt_vec_info. Extract the object for memtag analysis.
4591 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4593 PR regression/19898.
4594 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4595 changes cc_status, use apply modified_in_p to part of cc_status
4596 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4599 2005-02-11 Richard Henderson <rth@redhat.com>
4601 * tree-complex.c (expand_complex_libcall): New.
4602 (expand_complex_multiplication): Use it for c99 compliance.
4603 (expand_complex_division): Likewise.
4604 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4606 * builtins.c (built_in_names): Remove const.
4607 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4609 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4610 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4611 (built_in_names): Remove const.
4612 * c-common.c (c_common_type_for_mode): Handle complex modes.
4613 * flags.h, toplev.c (flag_complex_method): Rename from
4614 flag_complex_divide_method.
4615 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4616 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4617 * libgcc2.h: Declare them.
4618 * libgcc-std.ver: Export them.
4619 * mklibgcc.in (lib2funcs): Build them.
4621 2005-02-11 Steven Bosscher <stevenb@suse.de>
4623 PR tree-optimization/19876
4624 Partially revert my change from 2005-01-14
4625 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4626 (compute_antic): ...and remove the loop here.
4628 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4631 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4632 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4634 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4635 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4637 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4639 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4640 offsets for the big-endian 32-bit case.
4642 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4644 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4646 2005-02-11 Dale Johannesen <dalej@apple.com>
4648 * cselib.c (cselib_process_insn): Clear out regs where
4649 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4650 * reload.c (find_equiv_reg): Ditto.
4652 2005-02-11 Ian Lance Taylor <ian@airs.com>
4654 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4657 * tree.c (build_function_type_list): Work correctly if there are
4660 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4662 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4663 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4664 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4665 TARGET_ZARCH instead of TARGET_64BIT.
4667 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4669 * config/rs6000/t-rtems:
4670 (MULTILIB_OPTIONS): Remove mcpu=602.
4671 (MUTLILIB_DIRNAMES): Remove m602.
4672 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4673 Let mcpu=602 match mcpu=603.
4674 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4676 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4678 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4681 2005-02-10 David Daney <ddaney@avtrex.com>
4683 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4684 * config/i386/linux-unwind.h: Likewise.
4685 * config/ia64/linux-unwind.h: Likewise.
4686 * config/mips/linux-unwind.h: Likewise.
4687 * config/pa/linux-unwind.h: Likewise.
4688 * config/rs6000/linux-unwind.h: Likewise.
4689 * config/s390/linux-unwind.h: Likewise.
4690 * config/sh/linux-unwind.h: Likewise.
4691 * config/sparc/linux-unwind.h: Likewise.
4693 2005-02-10 Steven Bosscher <stevenb@suse.de>
4695 PR tree-optimization/17549
4696 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4697 TER to replace a DEF with its expression if the DEF and the
4698 rhs of the expression we replace into have the same root
4701 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4703 * config/mips/mips.md: Fix the placement of the match_scratch in the
4706 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4708 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4711 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4713 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4714 (strip_offset): Handle addresses.
4715 (add_address_candidates): Use strip_offset.
4716 (difference_cost): Reflect strip_offset change.
4717 (force_var_cost, difference_cost): Strip nops.
4719 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4721 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4723 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4724 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4725 config/cris/cris-protos.h, config/cris/cris.c: Update
4728 2005-02-10 Jeff Law <law@redhat.com>
4730 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4731 (lookup_avail_expr): Similarly.
4733 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4735 * builtins.c (fold_builtin_powi): New function.
4736 (fold_builtin_1): Call it.
4738 2005-02-10 Steven Bosscher <stevenb@suse.de>
4740 PR documentation/19309
4741 * doc/cpp.texi: The __GNUC__ and related predefined macros
4742 are also defined for the "standalone" cpp.
4743 Some non-GCC compilers may also define __GNUC__.
4745 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4748 * c-typeck.c (common_type): New routine. Old common_type renamed
4750 (c_common_type): ...this.
4751 (build_conditional_expr, build_binary_op): Use c_common_type instead
4754 2005-02-10 Steven Bosscher <stevenb@suse.de>
4756 * doc/md.texi: Replace @samp{length} with @code{length}.
4758 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4760 PR tree-optimization/18687
4761 * tree-flow.h (find_loop_niter): Declare.
4762 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4763 Try using scev even for loops with more than one exit.
4764 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4765 (struct ivopts_data): Added niters field.
4766 (struct nfe_cache_elt): New.
4767 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4769 (tree_ssa_iv_optimize_init): Initialize niters cache.
4770 (determine_number_of_iterations): Removed.
4771 (find_induction_variables): Do not call determine_number_of_iterations.
4772 Access niters for single exit through niter_for_single_dom_exit.
4773 (add_iv_outer_candidates): Access niters for single exit through
4774 niter_for_single_dom_exit.
4775 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4776 number_of_iterations_cond.
4777 (iv_period): New function.
4778 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4779 (may_replace_final_value): Take data argument. Use
4780 niter_for_single_dom_exit.
4781 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4782 (rewrite_use_compare): Pass data to may_eliminate_iv.
4783 (rewrite_use_outer): Pass data to may_replace_final_value.
4784 (free_loop_data): Clean up the niters cache.
4785 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4786 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4787 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4788 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4789 (num_ending_zeros): Moved to tree.c.
4790 * tree.h (num_ending_zeros): Declare.
4791 * tree.c (num_ending_zeros): Moved from tree.c.
4793 2005-02-09 Richard Henderson <rth@redhat.com>
4795 * builtins.c (DEF_BUILTIN): Add COND argument.
4796 * tree.h (DEF_BUILTIN): Likewise.
4797 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4798 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4800 (DEF_BUILTIN_STUB): New.
4801 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4802 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4803 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4804 * c-common.c (DEF_BUILTIN): Add COND argument.
4805 * tree.c (local_define_builtin): New.
4806 (build_common_builtin_nodes): New.
4808 2005-02-09 Roger Sayle <roger@eyesopen.com>
4810 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4811 floating point expression ignoring the sign of the result.
4812 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4813 (fold) <MULT_EXPR>: Use it to simplify x*x.
4814 * tree.h (fold_strip_sign_ops): Prototype here.
4815 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4816 argument. Use fold_strip_sign_ops to simplify the first argument.
4817 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4818 first argument when the second argument is an even integer
4819 constant, but only with -funsafe_math_optimizations.
4820 (fold_builtin_1): Update call to fold_builtin_copysign.
4822 2005-02-09 Ian Lance Taylor <ian@airs.com>
4825 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4826 just check whether EH_FILTER_FAILURE falls through.
4828 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4830 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4831 insns return to ready list in the next turn.
4833 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4836 * builtins.def: New __builtin_powi[lf].
4837 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4838 (expand_builtin_powi): New function.
4839 (expand_builtin): Dispatch to expand_builtin_powi.
4840 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4841 * libgcc2.c: Add __builtin_powi[lf] implementation.
4842 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4843 * optabs.h: Add powi_optab.
4844 * optabs.c (init_optabs): Initialize powi_optab.
4845 * doc/extend.texi: Document __builtin_powi[lf].
4847 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4849 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4852 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4855 * fold-const.c (try_move_mult_to_index): Remove redundant
4856 type argument. Create ADDR_EXPR with correct type.
4857 (fold): Update callers of try_move_mult_to_index. Convert
4858 result to the appropriate type.
4860 2005-02-09 Roger Sayle <roger@eyesopen.com>
4863 * config/avr/avr.c (default_rtx_costs): Delete.
4864 (avr_operand_rtx_cost): New function.
4865 (avr_rtx_costs): Completely rewrite.
4867 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4870 * config/cris/cris.c (in_code): New variable.
4871 (cris_output_addr_const): Now a static function, a wrapper for
4873 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4874 case from old cris_output_addr_const.
4875 (cris_asm_output_label_ref): Similar for LABEL_REF.
4876 (cris_output_addr_const_extra): Similar for UNSPEC.
4877 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4878 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4879 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4881 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4882 (cris_asm_output_label_ref): Declare.
4884 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4886 PR preprocessor/19801
4887 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4888 filenames that changed when libcpp was moved to the toplevel.
4890 2005-02-07 Roger Sayle <roger@eyesopen.com>
4892 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4893 zero extensions of BImode operands. Call lowpart_subreg instead
4894 of gen_lowpart_common and gen_lowpart_SUBREG.
4896 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4899 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4900 * configure.ac: Set cc_for_cross_gnattools.
4901 * configure: Regenerate.
4903 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4906 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4908 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4911 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4912 of nested functions.
4914 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4916 * doc/extend.texi: Document deprecated extensions allowing
4917 static floating-point members to have initializers and allowing
4918 floating-point literals in integral constant expressions.
4920 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4922 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4923 config/darwin7.h, config/mips/mips.c,
4924 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4927 * cse.c: Update comments.
4929 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4932 * builtins.c (fold_builtin_sqrt): Transform
4933 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4936 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4937 Dorit Naishlos <dorit@il.ibm.com>
4939 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4940 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4941 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4943 * tree.h (vect_set_verbosity_level): New extern function declaration
4945 * tree-vectorizer.h (verbosity_levels): New enum type.
4946 * tree-vectorizer.c (vect_debug_stats): Function removed.
4947 (vect_debug_details): Likewise.
4948 (vect_verbosity_level): Global variable was defined and initialized.
4949 (vect_dump): Global variable definition.
4950 (vect_print_dump_info): New function.
4951 (vect_set_dump_settings): New function.
4952 (vect_set_verbosity_level): New function.
4953 (vectorize_loops): Add call to vect_set_dump_settings.
4955 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4956 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4957 (slpeel_tree_peel_loop_to_edge): Likewise.
4959 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4960 appropriate verbosity level instead of call to vect_debug_details
4961 or vect_debug_stats.
4962 (vect_get_base_and_offset):
4963 (vect_create_addr_base_for_vector_ref):
4964 (get_vectype_for_scalar_type):
4965 (vect_create_data_ref_ptr):
4967 (vect_get_vec_def_for_operand):
4968 (vect_finish_stmt_generation):
4969 (vectorizable_assignment):
4970 (vectorizable_operation):
4971 (vectorizable_store):
4972 (vectorizable_load):
4973 (vect_transform_stmt):
4974 (vect_update_ivs_after_vectorizer):
4975 (vect_do_peeling_for_loop_bound):
4976 (vect_update_inits_of_drs):
4977 (vect_do_peeling_for_alignment):
4978 (vect_transform_loop):
4979 (vect_is_simple_use):
4980 (vect_analyze_operations):
4981 (vect_is_simple_iv_evolution):
4982 (vect_analyze_scalar_cycles):
4983 (vect_analyze_data_ref_dependence):
4984 (vect_analyze_data_ref_dependences):
4985 (vect_compute_data_ref_alignment):
4986 (vect_enhance_data_refs_alignment):
4987 (vect_analyze_data_refs_alignment):
4988 (vect_analyze_data_ref_access):
4989 (vect_analyze_data_ref_accesses):
4990 (vect_analyze_pointer_ref_access):
4991 (vect_get_memtag_and_dr):
4992 (vect_analyze_data_refs):
4993 (vect_mark_relevant):
4994 (vect_stmt_relevant_p):
4995 (vect_mark_stmts_to_be_vectorized):
4996 (vect_can_advance_ivs_p):
4997 (vect_get_loop_niters):
4998 (vect_analyze_loop_form):
4999 (vect_analyze_loop):
5000 (vectorize_loops): Likewise.
5002 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
5003 (vect_update_inits_of_drs):
5004 (vect_do_peeling_for_alignment):
5005 (vect_transform_loop):
5006 (vect_analyze_operations):
5007 (vect_analyze_scalar_cycles):
5008 (vect_analyze_data_ref_dependences):
5009 (vect_analyze_data_refs_alignment):
5010 (vect_analyze_data_ref_accesses):
5011 (vect_analyze_data_refs):
5012 (vect_mark_stmts_to_be_vectorized):
5013 (vect_get_loop_niters):
5014 (vect_analyze_loop_form):
5015 (vect_analyze_loop): Likewise.
5016 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
5018 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
5022 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5023 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5024 either -ffast-math or -funsafe-math-optimizations is in use.
5026 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5027 * config/mips/irix-csr.c: New file.
5028 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5029 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5030 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5033 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
5035 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
5036 redundant, incorrect definitions.
5038 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5040 ("*tls_indirect_call"): New, reference hard regs directly.
5041 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5043 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5045 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5046 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5048 2005-02-06 Roger Sayle <roger@eyesopen.com>
5050 PR rtl-optimization/19800
5051 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5052 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5055 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5057 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5059 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5062 * doc/invoke.texi: Correct documentation of -freorder-functions.
5064 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5067 * doc/invoke.texi: Don't mention gccbug.
5069 2005-02-06 Roger Sayle <roger@eyesopen.com>
5070 Andrew Pinski <pinskia@physics.uc.edu>
5071 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5073 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5074 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5075 into just (zero_extract:SI FOO (const_int 1) BAR).
5077 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5079 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5080 macro locally. Don't give last revision date. Use GCC version
5081 number from gcc-common.texi.
5082 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5083 revision date. Use GCC version number from gcc-common.texi.
5084 Describe being a library as current state rather than as 3.x
5086 * doc/gcc.texi: Remove last update date.
5087 * doc/gccint.texi: Likewise. Update copyright dates.
5088 * doc/install.texi: Update copyright dates.
5090 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5093 * doc/invoke.texi: Mention for each option included in -Wall that
5094 it is included in -Wall.
5095 * doc/gcc.texi: Update copyright and last modification date.
5097 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5099 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5100 unnecessary cast to original induction variable increments.
5102 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5104 PR tree-optimization/18219
5105 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5106 in distributed form.
5108 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5110 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5111 Set bitpos and offset later in the function. Do nothing if the
5112 target is a register and if the bitfield lies completely outside
5114 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5115 here. Return an uninitialised register if the source value is stored
5116 in a register and the bitfield lies completely outside that register.
5118 2005-02-06 Steven Bosscher <stevenb@suse.de>
5120 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5123 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5125 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5127 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5129 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5130 * config/darwin8.h: New.
5131 * config/darwin7.h: Update comment.
5133 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5134 Dorit Naishlos <dorit@il.ibm.com>
5136 * tree-vectorizer.h (LOC): New type.
5137 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5138 (loop_line_number): New field in struct _loop_vec_info.
5139 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5141 * tree-vectorizer.c (input.h): Included.
5142 (find_loop_location): New function.
5143 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5144 loop line number removed.
5145 (vect_debug_details): Likewise.
5146 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5148 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5149 call to vect_debug_details/stats changed from loop to loop_loc.
5150 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5151 (slpeel_tree_peel_loop_to_edge): Likewise.
5153 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5154 changed from NULL to UNKNOWN_LOC.
5155 (vect_get_base_and_offset):
5156 (vect_create_addr_base_for_vector_ref):
5157 (get_vectype_for_scalar_type):
5158 (vect_create_data_ref_ptr):
5160 (vect_get_vec_def_for_operand):
5161 (vect_finish_stmt_generation):
5162 (vectorizable_assignment):
5163 (vectorizable_operation):
5164 (vectorizable_store):
5165 (vectorizable_load):
5166 (vect_transform_stmt):
5167 (vect_update_ivs_after_vectorizer):
5168 (vect_do_peeling_for_loop_bound):
5169 (vect_do_peeling_for_alignment):
5170 (vect_transform_loop):
5171 (vect_is_simple_use):
5172 (vect_analyze_operations):
5173 (vect_is_simple_iv_evolution):
5174 (vect_analyze_scalar_cycles):
5175 (vect_analyze_data_ref_dependences):
5176 (vect_compute_data_ref_alignment):
5177 (vect_enhance_data_refs_alignment):
5178 (vect_analyze_data_ref_access):
5179 (vect_analyze_data_ref_accesses):
5180 (vect_analyze_pointer_ref_access):
5181 (vect_get_memtag_and_dr):
5182 (vect_analyze_data_refs):
5183 (vect_mark_relevant):
5184 (vect_stmt_relevant_p):
5185 (vect_mark_stmts_to_be_vectorized):
5186 (vect_can_advance_ivs_p):
5187 (vect_get_loop_niters):
5188 (vect_analyze_loop):
5189 (vectorize_loops): Likewise.
5191 (vectorizable_load): Argument in call to vect_debug_details/stats
5192 changed from loop to LOOP_LOC (loop_vinfo).
5193 (vect_transform_loop):
5194 (vect_analyze_operations):
5195 (vect_analyze_scalar_cycles):
5196 (vect_analyze_data_ref_dependence):
5197 (vect_enhance_data_refs_alignment):
5198 (vect_analyze_data_ref_accesses):
5199 (vect_analyze_pointer_ref_access):
5200 (vect_analyze_data_refs):
5201 (vect_analyze_loop): Likewise.
5203 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5204 changed from loop to loop_loc.
5206 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5208 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5209 Dorit Naishlos <dorit@il.ibm.com>
5211 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5213 (vect_analyze_data_ref_dependences): Likewise.
5215 (vect_is_simple_use): Argument changed from loop structure to
5216 loop_vect_info structure.
5217 (vect_can_advance_ivs_p): Likewise.
5218 (vect_create_index_for_vector_ref): Likewise.
5219 (vect_update_ivs_after_vectorizer): Likewise.
5220 (new_stmt_vec_info): Likewise.
5222 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5223 changed from loop to loop_vinfo.
5224 (vect_create_data_ref_ptr): First argument in call to
5225 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5226 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5227 was changed from loop to loop_vinfo.
5228 (vectorizable_operation): Likewise.
5229 (vectorizable_store): Likewise.
5230 (vect_mark_stmts_to_be_vectorized): Likewise.
5231 (vect_do_peeling_for_loop_bound): First argument in call to
5232 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5233 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5234 was changed from loop to loop_vinfo.
5235 (vect_analyze_data_ref_dependences): Third argument in call to
5236 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5238 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5239 (vect_create_data_ref_ptr): Likewise.
5240 (vect_init_vector): Likewise.
5241 (vect_get_vec_def_for_operand): Likewise.
5242 (vectorizable_assignment): Likewise.
5243 (vectorizable_operation): Likewise.
5244 (vectorizable_store): Likewise.
5245 (vectorizable_load): Likewise.
5246 (vect_update_ivs_after_vectorizer): Likewise.
5247 (vect_is_simple_use): Likewise.
5248 (vect_analyze_data_ref_dependence): Likewise.
5249 (vect_analyze_pointer_ref_access): Likewise.
5250 (vect_can_advance_ivs_p): Likewise.
5252 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5253 before _stmt_vec_info.
5254 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5255 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5256 (new_stmt_vec_info): Argument changed from loop structure to
5257 loop_vect_info structure
5259 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5260 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5261 (vect_create_addr_base_for_vector_ref): Likewise.
5262 (vect_analyze_pointer_ref_access): Likewise.
5264 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5267 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5268 phi flag if the phi is abnormal.
5270 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5273 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5274 information for the new statement.
5276 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5279 * gcc.c (main): Include the target in -v output.
5281 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5283 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5284 Do not drop the extend if we'd have to add a paradoxical subreg
5285 later. Include optabs.h and insn-codes.h.
5286 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5288 2005-02-02 Roger Sayle <roger@eyesopen.com>
5291 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5292 * fold-const.c (const_binop): Avoid constant folding floating
5293 point operations in modes that use composite representations.
5294 * simplify-rtx.c (simplify_binary_operation): Likewise.
5296 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5298 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5300 (altivec_dstt): Likewise.
5301 (altivec_dstst): Likewise.
5302 (altivec_dststt): Likewise.
5303 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5306 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5308 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5309 EXPR_LOCUS from orig_cond to the new cond_stmt.
5310 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5313 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5315 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5316 standard_iv_increment_position. Remove call to bsi_next
5317 (no need to bump the iterator anymore).
5318 (vect_create_index_for_vector_ref): Call
5319 standard_iv_increment_position. Remove second function argument.
5320 (vect_finish_stmt_generation): Remove call to bsi_next
5321 (no need to bump the iterator anymore).
5322 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5323 to vect_create_index_for_vector_ref.
5325 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5327 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5328 phis are used out of the loop.
5330 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5333 * c-decl.c (undef_nested_function): New variable.
5334 (pop_scope): Diagnose undefined nested functions.
5335 (finish_function): Don't attempt cgraph processing or genericizing
5336 if current top-level function contained an undefined nested
5337 function. Reset undef_nested_function at the end of a top-level
5340 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5342 * tree.c (build_int_cst_type): Take sign of the value into account
5343 when deciding whether sign extend the value.
5345 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5348 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5349 (cpp_options, cc1_options): Change %{std*&ansi} to
5350 %{std*&ansi&trigraphs}.
5352 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5354 * cse.c: Update comments.
5356 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5358 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5359 arguments go on the stack. Do not put complex doubles in odd/even
5362 2005-02-02 Steven Bosscher <stevenb@suse.de>
5364 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5365 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5366 -ftree-pre, and -fthread-jumps.
5368 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5370 PR tree-optimization/19578
5371 * tree-flow.h (modified_noreturn_calls): Declare.
5372 (noreturn_call_p): Declare.
5373 * tree-flow-inline.h (noreturn_call_p): New function.
5374 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5375 * tree-cfg.c (modified_noreturn_calls): New variable.
5376 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5377 that contain a mid-block noreturn call.
5378 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5380 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5382 * df.c (df_def_record_1, df_uses_record): Don't use
5384 * df.h (DF_FOR_REGALLOC): Remove.
5386 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5389 * c-typeck.c (really_start_incremental_init): Reset
5390 constructor_max_index for arrays of incomplete type.
5392 2005-02-02 Jeff Law <law@redhat.com>
5394 * gcse.c (struct reg_set): Store the block index where the register
5395 was set rather than the setting insn.
5396 (record_one_set, compute_transp): Corresponding changes.
5397 (pre_insert_copy_insn): Do not call replace_one_set.
5398 (replace_one_set): Remove.
5400 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5403 * doc/gcov.texi: Fix typo.
5405 2005-02-01 Richard Henderson <rth@redhat.com
5408 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5409 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5411 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5412 * config/i386/i386-protos.h: Update.
5414 2005-02-01 Steven Bosscher <stevenb@suse.de>
5416 PR tree-optimization/19217
5417 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5418 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5419 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5420 that it is walking a PHI node.
5422 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5424 * doc/extend.texi (Nested Functions): Update.
5426 2005-02-01 Richard Henderson <rth@redhat.com>
5429 * optabs.c (expand_copysign_absneg): Export.
5430 * optabs.h (expand_copysign_absneg): Declare.
5431 * config/rs6000/rs6000.md (copysigntf3): New.
5433 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5435 PR tree-optimization/19633
5436 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5437 * tree-ssa-alias.c (init_alias_info): Initialize.
5438 (merge_pointed_to_info): Set.
5439 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5440 (dump_points_to_info_for): Show value of pt_null.
5441 (struct count_ptr_d): Declare.
5442 (find_ptr_dereference): Remove.
5443 (ptr_is_dereferenced_by): Remove.
5444 (count_ptr_derefs): New local function.
5445 (count_uses_and_derefs): New local function.
5446 (compute_points_to_and_addr_escape): Call it. If the number
5447 of dereferences is greater than zero, mark the pointer as
5448 dereferenced. If there are fewer dereferences than uses of
5449 the pointer, the pointer's value escapes.
5451 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5453 PR tree-optimization/19670
5454 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5456 (verify_use): ... set it here, instead.
5458 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5460 * doc/sourcebuild.texi (Test directives): Fix formatting.
5462 * doc/sourcebuild.texi (Test directives): Describe selector
5465 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5467 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5468 specific 64-bit CPUs.
5470 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5473 * arm.c (arm_eliminable_register): New function.
5474 (adjacent_mem_locations): Don't allow eliminable registers. Use
5475 HOST_WIDE_INT for address offsets.
5476 * arm-protos.h (arm_eliminable_register): Add prototype.
5478 2005-02-01 Steven Bosscher <stevenb@suse.de>
5480 PR optimization/15242
5481 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5482 * basic-block.h (duplicate_computed_gotos): Add prototype.
5483 * bb-reorder.c (duplicate_computed_gotos): New function to
5484 duplicate sufficiently small blocks ending in a computed jump.
5485 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5486 if not optimizing for size.
5487 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5488 never do tail merging for blocks ending in a computed jump.
5489 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5491 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5493 Patch from Richard Sandiford <rsandifo@redhat.com>
5494 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5495 from inheriting a subreg equivalence with a non-spill register.
5497 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5499 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5501 * config/frv/frv.c (movcc_fp_destination_operand): New.
5502 (gpr_or_memory_operand): Fix typo in comment.
5503 (gpr_or_memory_operand_with_scratch): New.
5504 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5505 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5506 movcc_fp_destination_operand.
5507 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5508 Legitimize memory addresses using a scratch register.
5510 2005-01-31 Jeff Law <law@redhat.com>
5512 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5513 bitmap a sparse bitmap instead of a simple bitmap.
5514 (mark_def_sites_initialize_block): Corresponding changes.
5515 (ssa_mark_def_sites_initialize_block): Likewise.
5516 (ssa_mark_phi_uses): Likewise.
5517 (mark_def_site, ssa_mark_def_sites): Likewise.
5518 (mark_def_site_blocks): Likewise.
5519 (rewrite_ssa_into_ssa): Likewise.
5521 * tree-ssa-dom.c (record_cond): Pass correct variable type
5522 for last argument to htab_find_slot_with_hash.
5524 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5525 effects when optimizing 0 % X. Do not try to optimize X % 0.
5527 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5529 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5532 2005-02-01 Eric Christopher <echristo@redhat.com>
5534 * config/mips/mips.c (override_options): Warn if -mint64
5536 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5539 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5541 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5543 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5544 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5545 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5546 (cached_regno): Initialize to INVALID_REGNUM.
5547 (cse_reg_info_table_size,
5548 cse_reg_info_table_first_uninitialized,
5549 cse_reg_info_timestamp): New.
5550 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5552 (init_cse_reg_info, get_cse_reg_info_1): New.
5553 (get_cse_reg_info): Cache the last look-up.
5554 (new_basic_block): Update the code to clear mappings from
5555 registers to cse_reg_info entries.
5556 (cse_main): Call init_cse_reg_info.
5558 * cse.c (get_cse_reg_info): Update a comment.
5560 2005-01-31 Steven Bosscher <stevenb@suse.de>
5563 * c-decl.c (start_decl): Do not warn about arrays of elements with
5564 an incomplete type here.
5565 (grokdeclarator): Do it here by making a pedwarn an error.
5566 * c-typeck.c (push_init_level): If there were previous errors with
5567 the constructor type, do not warn about braces for initializers.
5568 (process_init_element): Likewise for excess initializer elements.
5570 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5572 * cse.c (delete_trivially_dead_insn): Don't iterate.
5574 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5576 * config/rs6000/rs6000.md (copysignsf3): New expand.
5577 (copysigndf3): Likewise.
5579 2005-01-31 Steven Bosscher <stevenb@suse.de>
5581 * recog.c (constrain_operands): Only look for earlyclobber operand
5582 conflicts if an '&' constraint was seen.
5584 2005-01-31 Marc Espie <espie@openbsd.org>
5586 * config.gcc: Don't include embedded systems fragment, switches default
5587 debugging format to ELF.
5588 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5589 longer pick it up there.
5591 2005-01-31 Dale Johannesen <dalej@apple.com>
5593 * doc/extend.texi (nested functions): Fix linkage description.
5594 Clarify that static is not allowed.
5596 2005-01-31 Dale Johannesen <dalej@apple.com>
5598 * config/rs6000/darwin.md (movsf_low_di): Make work.
5599 (movdf_low_di): Make work.
5601 2005-01-31 Dale Johannesen <dalej@apple.com>
5603 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5604 Make work for 64 bit.
5606 2005-01-31 Roger Sayle <roger@eyesopen.com>
5607 Dale Johannesen <dalej@apple.com>
5610 * fold-const.c (fold_binary_op_with_conditional_arg):
5611 Make types match original operands, before STRIP_NOPS.
5613 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5615 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5616 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5617 (struct gcc_sigcontext): Delete. Merge contents to..
5618 (struct gcc_ucontext): ..here.
5619 (get_sigcontext): Delete.
5620 (get_regs): New function, like get_sigcontext but return regs ptr.
5621 64-bit version finds regs from r1 to support vdso.
5622 (ppc_linux_aux_vector): New function.
5623 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5626 2005-01-31 Ira Rosen <irar@il.ibm.com>
5628 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5630 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5631 redundant fold. Fix misalignment for MINUS_EXPR.
5632 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5633 (vect_analyze_pointer_ref_access): Likewise.
5634 (vect_get_memtag_and_dr): Likewise.
5636 2005-01-31 Richard Henderson <rth@redhat.com>
5638 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5639 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5640 absnegdf2_i387, absnegxf2_i387): Likewise.
5642 2005-01-31 Richard Henderson <rth@redhat.com>
5645 * optabs.c (expand_copysign_absneg): New.
5646 (expand_copysign_bit): Split out from ...
5647 (expand_copysign): ... here. Use expand_copysign_absneg.
5649 2005-01-30 Roger Sayle <roger@eyesopen.com>
5652 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5653 constant as the second operand and a register as the third.
5655 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5658 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5659 that dllimport'd functions do not use all call-clobbered registers
5662 2005-01-30 Richard Henderson <rth@redhat.com>
5665 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5666 expand_abs_nojump and generalize. Use operand_subword and
5667 emit_no_conflict_block. Support large modes.
5668 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5670 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5671 negation to subtraction.
5672 (expand_copysign): Check that the format has signed zeros.
5673 Use operand_subword and emit_no_conflict_block. Support large modes.
5675 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5677 Fix PR tree-optimization/19624
5679 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5680 * tree-ssa-pre.c: Add cfgloop.h.
5682 (pre_stats): New member, constified.
5683 (inserted_exprs): New static variable.
5684 (NECESSARY): New macro.
5685 (create_expression_by_pieces): Fold the expression, and
5686 mark it as defaulting to not necessary. Also put in
5688 (fully_constant_expression): New function.
5689 (insert_into_preds_of_block): Modify to not insert phis when we
5690 are playing with induction variables.
5691 Push phis onto the inserted_exprs vector, and mark them as not
5692 necessary by default.
5693 (insert_aux): Call fully_constant_expression on eprime.
5694 If all edges produce the same value, mark it constant.
5695 (mark_operand_necessary): New function.
5696 (remove_dead_inserted_code): New function.
5697 (init_pre): Init loop optimizer to get loop info.
5698 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5699 (execute_pre): Commit edge inserts, then remove dead code.
5701 2005-01-30 Richard Henderson <rth@redhat.com>
5703 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5704 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5706 2005-01-30 Richard Henderson <rth@redhat.com>
5709 * config/i386/i386.c (ix86_expand_copysign): New.
5710 (ix86_split_copysign_const): New.
5711 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5712 rearrange op1/nmask operands.
5713 * config/i386/i386-protos.h: Update.
5714 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5715 (copysigndf3): Likewise.
5716 (copysignsf3_const, copysigndf3_const): New.
5717 (copysignsf3_var): Rename from copysignsf3, split out splitter
5718 and fix split predicate for X constraint.
5719 (copysigndf3_var): Similarly.
5721 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5723 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5724 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5725 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5727 2005-01-29 Richard Henderson <rth@redhat.com>
5730 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5731 of # and * in constraints.
5733 2005-01-29 Richard Henderson <rth@redhat.com>
5736 * expr.c (store_field): Don't strip sub-mode cast when the input
5737 data is even smaller.
5739 2005-01-29 Richard Henderson <rth@redhat.com>
5742 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5745 2005-01-29 Richard Henderson <rth@redhat.com>
5747 * combine.c (make_field_assignment): Fix argument order
5750 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5752 PR tree-optimization/15791
5753 * fold-const.c (extract_array_ref): New function.
5754 (fold): Fold comparisons between &a[i] and &a[j] or
5755 semantically equivalent trees.
5757 2005-01-29 Jeff Law <law@redhat.com>
5759 * gcse.c (insert_expr_in_table): Revamp handling of available
5760 and anticipatable occurrence lists to avoid unnecessary list
5762 (insert_set_in_table): Similarly.
5764 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5766 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5768 (c_build_qualified_type): Build qualified array types with
5769 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5770 * c-decl.c (c_make_fname_decl): Build unqualified array type
5771 before qualified type.
5772 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5773 type is qualified, not just if type itself is. Don't apply
5774 qualifiers to array type when declarator is processed. Apply
5775 qualifiers to field type whether or not it is an array type.
5776 Don't handle array types specially for applying qualifiers to
5778 * c-typeck.c (composite_type): Build unqualified element type and
5779 array type when forming composite of array types.
5780 (common_pointer_type, comptypes, comp_target_types,
5781 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5782 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5784 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5785 (args2) in variables a1 and a2.
5787 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5789 * cse.c (n_elements_made, max_elements_made): Remove.
5790 (insert): Don't touch n_elements_made.
5791 (cse_main): Don't touch n_elements_made or max_elements_made.
5793 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5796 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5797 configuration part of dp-bit.c to be lost.
5799 2005-01-28 Roger Sayle <roger@eyesopen.com>
5801 * expmed.c (expand_mult_highpart_optab): When attempting to use
5802 a non-widening multiplication in a wider mode, the operands need
5803 to be converted (zero or sign extended) to that mode.
5805 2005-01-28 Ian Lance Taylor <ian@airs.com>
5809 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5810 through if both operands fall through.
5812 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5814 * cse.c (fold_rtx) <PC>: Don't optimize.
5816 2005-01-28 Jeff Law <law@redhat.com>
5818 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5819 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5821 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5823 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5824 cse_reg_info_used_list_end): Remove.
5825 (cse_reg_info_list, cse_reg_info_list_free): New.
5826 (get_cse_reg_info): When allocating an instance of
5827 cse_reg_info, add it to the beginning of the cse_reg_info_list
5828 list. Remove code to maintain cse_reg_info_used_list.
5829 (new_basic_block): Reset the free list to the beginning of
5832 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5834 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5835 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5836 (frv_expand_mdpackh_builtin): New function.
5837 (frv_expand_builtin): Use it to expand __MDPACKH.
5838 * doc/extend.texi (__MDPACKH): Update documentation.
5840 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5842 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5843 SSE_FLOAT_MODE_P for use_sse computation.
5845 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5848 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5850 2005-01-27 Richard Henderson <rth@redhat.com>
5852 * builtins.c (expand_builtin_copysign): New.
5853 (expand_builtin): Call it.
5854 * genopinit.c (optabs): Add copysign_optab.
5855 * optabs.c (init_optabs): Initialize it.
5856 (expand_copysign): New.
5857 * optabs.h (OTI_copysign, copysign_optab): New.
5858 (expand_copysign): Declare.
5860 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5861 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5863 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5864 (ix86_expand_fp_absneg_operator): ... here.
5865 (ix86_split_copysign): New.
5866 * config/i386/i386-protos.h: Update.
5867 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5868 (copysignsf3, copysigndf3): New.
5870 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5871 (copysignsf3, ncopysignsf3): New.
5872 (copysigndf3, ncopysigndf3): New.
5873 (copysignxf3, ncopysignxf3): New.
5874 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5876 2005-01-27 Arend Bayer <arend.bayer@web.de>
5877 Kazu Hirata <kazu@cs.umass.edu>
5879 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5880 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5881 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5884 2005-01-27 Jeff Law <law@redhat.com>
5886 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5887 definitions of SSA_NAMEs which are not being rewritten.
5888 (rewrite_ssa_into_ssa): Only initialize the current definition
5889 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5890 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5891 SSA_NAMEs before returning.
5893 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5895 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5896 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5897 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5898 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5899 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5901 2005-01-27 Steven Bosscher <stevenb@suse.de>
5904 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5905 higher to -O2 and higher. Likewise for tree PRE.
5906 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5909 2005-01-27 Ian Lance Taylor <ian@airs.com>
5912 * gimple-low.c (try_catch_may_fallthru): New static function.
5913 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5914 * tree-inline.c (expand_call_inline): Don't warn about reaching
5915 the end of a non-void function being inlined if the function uses
5918 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5920 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5923 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5924 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5925 (implicitly_declare): Handle error_mark_node.
5927 2005-01-27 Richard Henderson <rth@redhat.com>
5930 * tree.h (struct tree_decl): Add debug_expr_is_from.
5931 (DECL_DEBUG_EXPR_IS_FROM): New.
5932 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5933 * dwarf2out.c (dwarf2out_var_location): Update to match.
5934 * tree-outof-ssa.c (create_temp): Likewise.
5935 * var-tracking.c (track_expr_p): Likewise.
5936 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5937 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5938 * toplev.c (default_tree_printer): Likewise.
5940 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5942 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5943 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5945 2005-01-27 Steven Bosscher <stevenb@suse.de>
5947 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5948 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5949 ASM_CLOBBERS): Add tree checks.
5951 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5952 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5953 * c-common.def (SWITCH_STMT): Update to match.
5954 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5955 macros instead of SWITCH_EXPR ones.
5956 * c-dump.c (c_dump_tree): Likewise.
5957 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5958 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5960 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5962 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5964 * unwind-dw2.c (execute_stack_op): Add missing cases for
5965 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5967 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5969 * config.gcc (Obsolete configurations): Remove 'dummy', add
5970 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5973 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5975 PR tree-optimization/19633
5976 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5978 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5979 are no call-clobbered variables.
5980 * tree-outof-ssa.c (check_replaceable): Return false for calls
5983 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5985 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5986 even for variables with NULL DECL_INITIAL.
5988 2005-01-26 Stuart Hastings <stuart@apple.com>
5990 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5992 2005-01-26 Richard Henderson <rth@redhat.com>
5995 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5997 * expr.c (store_field): Strip conversions to odd-bit-sized types
5998 if the destination field width matches.
6000 2005-01-26 Richard Henderson <rth@redhat.com>
6002 * c-decl.c, expmed.c, expr.c: Revert last change.
6004 2005-01-26 Richard Henderson <rth@redhat.com>
6007 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
6009 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
6010 if we don't need the bits above those present in the current mode.
6011 * expr.c (store_field): Strip conversions to odd-bit-sized types
6012 if the destination field width matches.
6014 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6016 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6017 either -ffast-math or -funsafe-math-optimizations is in use.
6019 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
6023 * config/avr/avr.c (notice_update_cc): Only set condition code for
6024 ashrqi3 if shift count > 0.
6025 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
6026 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
6027 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
6028 count <= 0 as a no-op, and shift count >= width by copying zero
6029 or sign bit to all bits of the result.
6030 * config/avr/avr.md (all shifts): Add alternatives for zero shift
6031 count, with attribute "length" set to 0 and "cc" set to "none".
6033 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6035 * doc/invoke.texi: Document -mTLS.
6037 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
6038 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6039 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6040 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6041 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6042 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6043 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6044 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6046 * configure.ac: Check for a TLS capable gas.
6048 * configure: Regenerate.
6050 2005-01-26 Richard Henderson <rth@redhat.com>
6053 * combine.c (make_field_assignment): Simplify store to zero_extract
6054 from a source with an overlapping mask.
6056 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6058 2004-11-11 Eric Christopher <echristo@redhat.com>
6060 * config/frv/frv.md: Add fr400_integer automaton. Don't
6061 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6064 2005-01-26 Steven Bosscher <stevenb@suse.de>
6067 * cfgbuild.c (make_edges): Do not clear or set
6068 current_function_has_computed_jump.
6069 * function.h (struct function): Remove the has_computed_jump field.
6070 (current_function_has_computed_jump): Do not define.
6071 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6072 in a computed jump. Ignore current_function_has_computed_jump.
6074 2005-01-26 Richard Henderson <rth@redhat.com>
6077 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6078 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6080 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6081 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6082 objects into static storage if they have more than one non-zero value.
6083 * tree.h (categorize_ctor_elements): Update decl.
6085 2005-01-26 Steven Bosscher <stevenb@suse.de>
6088 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6089 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6090 to this function from 2004-07-10.
6091 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6092 the current function for tail call optimizations if the address
6093 of one of it its arguments is taken.
6095 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6097 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6099 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6101 * function.c (expand_function_end): If current_function_calls_alloca,
6102 emit stack restore in a place that is reached when the function falls
6105 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6107 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6108 rule to avoid matching inappropriate suffix rule.
6110 2005-01-26 Jan Hubicka <jh@suse.cz>
6112 PR tree-optimization/19241
6113 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6115 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6117 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6118 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6120 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6121 <sim*>: Always use crt1.o, regardless of N in simN.
6122 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6123 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6124 (CRT_CALL_STATIC_FUNCTION): Remove.
6125 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6126 use crt1.o, regardless of N in simN.
6127 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6128 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6129 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6130 case isystem setting.
6131 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6133 2005-01-25 Ian Lance Taylor <ian@airs.com>
6135 * gimple-low.c (block_may_fallthru): Correct handling of
6136 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6138 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6140 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6141 handlers to match indentation; nested under the mtune=* handler.
6142 Similar for mcpu= and march=.
6144 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6146 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6147 * config/mips/linux64.h (LIB_SPEC): Likewise.
6148 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6149 * config/sh/linux.h (LIB_SPEC): Likewise.
6151 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6153 * config/frv/frv.c (frv_legitimize_tls_address): New.
6154 (TARGET_HAVE_TLS): Define.
6155 (FRV_SYMBOL_REF_TLS_P): Define.
6156 (frv_override_options): Handle new register classes.
6157 (frv_legitimate_address_p): Reject tls addresses.
6158 (frv_legitimize_address): Handle TLS addresses.
6159 (gen_inlined_tls_plt): New.
6161 (frv_legitimize_tls_address): New.
6162 (unspec_got_name): Add TLS entries.
6163 (got12_operand): Add R_FRV_TLSMOFF12 case.
6164 (frv_emit_move): Fixup TLS addresses.
6165 (frv_emit_movsi): Legitimize TLS addresses.
6167 * config/frv/frv.h (MASK_BIG_TLS): New.
6168 (TARGET_BIG_TLS): New.
6169 (HAVE_AS_TLS): Define.
6170 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6171 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6172 (REG_CLASS_NAMES): Same.
6173 (REG_CLASS_CONTENTS): Same.
6174 (CONSTRAINT_LEN): New.
6175 (REG_CLASS_FROM_CONSTRAINT): New.
6176 (PREDICATE_CODES): Add symbolic_operand.
6178 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6179 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6180 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6181 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6182 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6183 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6184 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6185 GR9_REG, GR14_REG, LRREG.
6186 (type): Add load_or_call attribute.
6187 ("load_or_call"): New reservation.
6188 ("call_gettlsoff"): New.
6189 ("tls_indirect_call"): New.
6190 ("tls_load_gottlsoff12"): New.
6191 ("tlsoff_hilo"): New.
6192 ("tls_tlsdesc_ldd"): New.
6193 ("tls_tlsoff_ld"): New.
6196 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6198 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6200 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6201 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6202 * config/frv/frv.c (TLS_BIAS): Define.
6203 (frv_output_dwarf_dtprel): New.
6205 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6207 PR rtl-optimization/19579
6208 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6209 both A and B, see if they don't clobber registers the other expr uses.
6211 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6213 * real.c (do_add): Initialize signalling and canonical members.
6215 * real.c (real_from_integer): Zero out destination.
6217 2005-01-18 Jan Hubicka <jh@suse.cz>
6219 PR tree-optimize/19337
6220 * tree-inline.c (initialize_inlined_parameters): Copy
6221 saved_static_chain_decl only.
6223 2005-01-25 Richard Henderson <rth@redhat.com>
6227 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6228 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6229 80387 enabled, to return a proper subclass. Return the subset that
6230 overlaps with GENERAL_REGS for PLUS.
6231 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6233 2005-01-25 Richard Henderson <rth@redhat.com>
6236 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6238 2005-01-25 Roger Sayle <roger@eyesopen.com>
6240 * expmed.c (choose_multiplier): Change interface to return the
6241 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6242 (expand_divmod): Update calls to choose_multiplier.
6244 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6247 * expmed.c (extract_bit_field): Use adjust_address instead of
6248 gen_lowpart when op0 is a MEM.
6250 2005-01-24 Steven Bosscher <stevenb@suse.de>
6252 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6254 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6256 * config/mips/irix-csr.c: New file.
6257 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6258 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6259 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6262 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6265 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6266 sparc/elf.h, add sparc/sp-elf.h.
6267 (sparc-*-rtems*): Likewise.
6268 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6269 tm-dwarf2.h, add sparc/sp-elf.h.
6270 (sparc86x-*-elf): Likewise.
6271 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6272 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6273 TARGET_OS_CPP_BUILTINS.
6274 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6275 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6277 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6278 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6279 (SWITCH_TAKES_ARG): Likewise.
6280 (LOCAL_LABEL_PREFIX): Likewise.
6281 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6282 (TARGET_N_FORMAT_TYPES): Delete.
6283 (TARGET_FORMAT_TYPES): Likewise.
6284 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6285 * config/sparc/elf.h: Delete.
6286 * config/sparc/sp-elf.h: New file.
6288 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6290 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6291 * tree-flow.h: Remove the corresponding prototype.
6292 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6293 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6295 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6298 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6299 for AIX ABI or ELF -fPIC.
6300 (rs6000_emit_load_toc_table): Don't create toc_section here.
6301 (rs6000_xcoff_file_start): Nor here.
6303 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6305 * sh.c (ra.h): Don't #include.
6306 (hard_regs_intersect_p): New function, resurrected from ra.c.
6308 * sh.c: Fix 1996 Copyright.
6310 2005-01-24 Richard Henderson <rth@redhat.com>
6311 Aldy Hernandez <aldyh@redhat.com>
6313 * regrename.c (note_sets): Handle subregs.
6315 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6318 * genconditions.c (write_header, write_conditions): Elide file if
6321 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6323 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6324 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6327 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6329 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6330 expand_builtin_printf, expand_builtin_fprintf,
6331 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6332 checking against POINTER_TYPE.
6333 (validate_arglist): Handle POINTER_TYPE code by checking
6336 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6338 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6340 (for_each_rtx): Call for_each_rtx_1.
6341 * rtl.h (init_rtlanal): Declare.
6342 * toplev.c (backend_init): Call init_rtlanal.
6344 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6346 * flow.c (propagate_one_insn): Formatting.
6349 * flow.c (libcall_dead_p): Be more conservative if unsure.
6350 If there are any instructions between insn and call, see if they are
6351 all dead before saying the libcall is dead.
6353 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6355 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6356 operand constraint for operand 0.
6358 2005-01-23 Richard Henderson <rth@redhat.com>
6361 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6362 edges leading to join block.
6364 2005-01-23 Roger Sayle <roger@eyesopen.com>
6366 * expmed.c (expand_mult_highpart): Make static. Change type of
6367 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6368 (expand_divmod): Updates calls to expand_mult_highpart by using
6369 gen_int_mode to pass a CONST_INT rtx.
6370 * rtl.h (expand_mult_highpart): Remove prototype.
6372 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6374 * flow.c (regset_bytes, regset_size): Remove.
6376 * cfganal.c: Fix a reference to Harvey's paper.
6378 2005-01-23 Steven Bosscher <stevenb@suse.de>
6380 PR rtl-optimization/19464
6381 * tree-optimize.c (init_tree_optimization_passes): Add one more
6382 copyrename pass just before out-of-ssa.
6384 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6387 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6388 * ggc-none.c (ggc_free): Define.
6390 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6392 * cse.c (max_reg, max_insn_uid): Remove.
6393 (cse_main): Don't access max_reg or max_insn_uid.
6395 * c-common.c (explicit_flag_signed_bitfields,
6396 lang_statement_code_p, lang_expand_function_end): Remove.
6397 * c-common.h: Remove the corresponding declarations.
6398 * c-opts.c (c_common_handle_option): Remove all write access
6399 to explicit_flag_signed_bitfields.
6401 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6402 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6403 * cgraph.h: Remove the corresponding declaration.
6405 * gcse.c (null_pointer_info): Remove.
6407 2005-01-23 Roger Sayle <roger@eyesopen.com>
6408 Eric Botcazou <ebotcazou@libertysurf.fr>
6410 * combine.c (simplify_logical): Only simplify logical expressions
6411 of the form ior(and(x,y),z) by the inverse distributive law if the
6412 result is cheaper than the original.
6414 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6416 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6417 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6418 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6419 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6420 config/freebsd-spec.h, config/arm/arm.h,
6421 config/h8300/h8300.md, config/i386/i386.md,
6422 config/i386/predicates.md, config/i386/sse.md,
6423 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6424 config/vax/vax.md: Fix comment typos. Follow spelling
6427 2005-01-23 Steven Bosscher <stevenb@suse.de>
6429 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6430 tests, instead of `less than'.
6432 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6434 * function.c (assign_parm_setup_block): When creating a new stack slot
6435 for a parameter, get its alignment from the parameter's DECL_ALIGN
6436 rather than the type's TYPE_ALIGN. Make sure that the parameter
6437 is at least word aligned.
6439 2005-01-22 Roger Sayle <roger@eyesopen.com>
6442 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6444 2005-01-22 Richard Henderson <rth@redhat.com>
6447 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6448 in both compare operands.
6449 (movdfcc_1_sse_max): Likewise.
6450 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6451 (movdfcc_1_sse): Likewise.
6452 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6453 scratch register as needed.
6455 2005-01-22 Richard Henderson <rth@redhat.com>
6457 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6459 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6461 2005-01-22 Richard Henderson <rth@redhat.com>
6463 * genopinit.c (optabs): Use smin/smax for floating point too.
6464 * doc/md.texi: Update to match. Clarify that floating point
6465 results are undefined for +0/-0 and NaN.
6466 * doc/rtl.texi: Likewise.
6467 * rtl.def (SMIN, SMAX): Likewise
6468 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6470 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6471 leading 's' to the name.
6472 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6473 smaxxf3, sminxf3): Likewise.
6474 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6477 2005-01-22 Paul Brook <paul@codesourcery.com>
6479 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6481 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6483 * config/s390/s390.c (struct processor_costs): New fields
6484 dlgr, dlr, dr, dsgfr, dsgr.
6485 (z900_cost, z990_cost): Values for new fields.
6486 (s390_rtx_costs): New cases MEM und COMPARE in switch
6487 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6488 DIV, MOD, UDIV, UMOD.
6490 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6492 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6493 into the register being decremented.
6494 ("doloop_si31", "doloop_di"): Likewise.
6495 ("*doloop_si_long"): Adapt pattern.
6497 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6499 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6501 (CLASS_MAX_NREGS): Likewise.
6503 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6505 * doc/tree-ssa.texi (Statement Operands): Add example for new
6506 must-def macro. Note deprecation of old operands interface.
6508 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6510 PR tree-optimization/19484
6511 * tree-cfg.c (remove_fallthru_edge): New function.
6512 (cleanup_control_flow): Remove fallthru edges from calls that are
6513 now known not to return.
6515 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6517 Fix PR tree-optimization/19038
6518 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6519 copies with loop variant ones.
6521 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6523 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6524 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6525 config/alpha/alpha.md, config/alpha/predicates.md,
6526 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6527 config/sparc/sol2.h: Update copyright.
6529 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6530 first label to see if it is a nonlocal label.
6532 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6533 Andrew Pinski <pinskia@physics.uc.edu>
6536 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6537 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6539 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6541 * config/rs6000/rtems.h: Update copyright.
6543 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6546 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6547 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6548 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6550 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6553 * c-typeck.c (convert_arguments): Check for error_mark_node.
6555 2005-01-21 Ian Lance Taylor <ian@airs.com>
6557 PR tree-optimization/13000
6558 * tree-inline.c: Include "tree-flow.h".
6559 (expand_call_inline): If warn_return_type, warn if non-void inline
6560 function falls through.
6561 * tree-cfg.c (execute_warn_function_return): Don't warn about
6562 control reaching end if TREE_NO_WARNING is set. Set
6564 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6566 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6567 branch if we don't need one.
6568 * c-typeck.c: Include "tree-flow.h"
6569 (c_finish_bc_stmt): Don't add a goto if the current statement
6570 list doesn't fall through to the current point.
6572 2005-01-21 Roger Sayle <roger@eyesopen.com>
6574 PR rtl-optimization/576
6575 * real.c (real_arithmetic): Change return type from void to bool
6576 to return an indication that the result may be inexact.
6577 * real.h (real_arithmeric): Update prototype.
6578 * fold-const.c (const_binop): Don't constant fold floating
6579 point expressions when the user specifies -frounding-math and
6580 the result may depend upon the run-time rounding mode.
6581 (fold_convert_const_real_from_real): Clean-up.
6582 (fold_initializer): Ignore flag_rounding_math for initializers.
6583 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6584 constant fold FP operations with flag_rounding_math if the
6585 result may depend upon the run-time rounding mode.
6587 2005-01-21 Tom Tromey <tromey@redhat.com>
6589 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6591 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6593 * tree-cfg.c: Fix comment typos.
6595 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6597 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6598 around the call to rest_of_handle_branch_target_load_optimize.
6600 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6602 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6603 (sparc64-*-openbsd*): Likewise.
6604 (sparclite-*-elf*): Include tm-dwarf2.h.
6605 (sparc86x-*-elf*): Likewise.
6606 (sparc64-*-elf*): Likewise.
6607 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6608 (DBX_DEBUGGING_INFO): Likewise.
6609 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6610 (PREFERRED_DEBUGGING_TYPE): Likewise.
6611 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6612 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6613 (PREFERRED_DEBUGGING_TYPE): Likewise.
6614 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6615 (PREFERRED_DEBUGGING_TYPE): Likewise.
6616 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6618 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6621 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6623 2005-01-20 Paul Brook <paul@codesourcery.com>
6625 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6627 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6629 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6630 label is first in a sequence of labels.
6632 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6634 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6635 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6637 * doc/sourcebuild.texi (Test Directives): New.
6639 2005-01-20 Roger Sayle <roger@eyesopen.com>
6641 * real.c (real_floor): Don't leave the result uninitialized when
6642 mode is VOIDMode, but return the unrounded intermediate value.
6643 (real_ceil): Likewise.
6645 2005-01-20 Paul Brook <paul@codesourcery.com>
6647 * config/arm/arm.md (insv): Use gen_int_mode.
6649 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6651 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6652 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6653 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6654 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6655 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6657 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6660 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6661 fbreg, so we have to assume we can't.
6662 (loc_descriptor_from_tree_1): Ditto.
6663 (containing_function_has_frame_base): New function.
6664 (add_location_or_const_value_attribute): Use it.
6665 Also try to generate a frame_base from a single element location
6668 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6670 PR tree-optimization/15349
6671 * timevar.def (TV_TREE_MERGE_PHI): New.
6672 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6674 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6675 calls to tree_forwarder_block_p.
6676 (remove_forwarder_block_with_phi, merge_phi_nodes,
6677 gate_merge_phi, pass_merge_phi): New.
6678 * tree-optimize.c (init_tree_optimization_passes): Add
6680 * tree-pass.h: Add an extern for pass_merge_phi;
6682 2005-01-20 Richard Henderson <rth@redhat.com>
6685 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6686 (_mm_castps_pd, _mm_castps_si128): New.
6687 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6689 2005-01-20 Richard Henderson <rth@redhat.com>
6692 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6693 __builtin_ia32_vec_init_v2si.
6694 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6695 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6696 (ix86_init_mmx_sse_builtins): Create it.
6697 (ix86_expand_builtin): Expand it.
6698 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6699 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6700 (vec_extractv2si_0, vec_extractv2si_1): New.
6702 2005-01-20 Richard Henderson <rth@redhat.com>
6705 * config/i386/i386.c (ix86_expand_push): New.
6706 * config/i386/mmx.md (push<MMXMODE>1): New.
6707 * config/i386/sse.md (push<SSEMODE>1): New.
6708 * config/i386/i386-protos.h: Update.
6710 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6712 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6715 2005-01-20 Richard Henderson <rth@redhat.com>
6717 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6718 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6720 2005-01-19 Richard Henderson <rth@redhat.com>
6723 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6724 to V4SFmode in SSE1 fallback load path.
6726 2005-01-19 Richard Henderson <rth@redhat.com>
6728 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6729 in QImode expansion to ix86_expand_vector_set.
6730 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6732 2005-01-19 Richard Henderson <rth@redhat.com>
6735 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6736 subclass of the input class.
6737 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6738 Always true for cross-SSE1 classes. Rationalize conditionals.
6739 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6740 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6741 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6742 (movdi_2): Add MMX/SSE zeros.
6743 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6744 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6745 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6746 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6747 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6748 (zero_extendsidi2_rex64_1): Remove.
6749 (MOV0 peephole): Check GENERAL_REG_P.
6751 2005-01-19 Richard Henderson <rth@redhat.com>
6754 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6756 (ix86_expand_vector_extract): Likewise.
6758 2005-01-19 Richard Henderson <rth@redhat.com>
6761 * expr.c (emit_move_change_mode): New argument force; use
6762 simplify_gen_subreg if true.
6763 (emit_move_via_alt_mode): Merge into ...
6764 (emit_move_via_integer): ... here.
6765 (emit_move_ccmode): Use emit_move_change_mode directly.
6767 2005-01-19 Richard Henderson <rth@redhat.com>
6770 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6771 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6772 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6774 (alpha_emit_set_const): Likewise. Make static.
6775 (alpha_emit_set_long_const): Make static.
6776 (alpha_extract_integer): Split out from alpha_expand_mov.
6777 (alpha_split_const_mov): Likewise.
6778 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6779 (alpha_legitimate_constant_p): New.
6780 * config/alpha/alpha-protos.h: Update.
6781 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6782 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6783 * config/alpha/alpha.md (movsi): Add n alternative.
6784 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6785 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6786 (splitters for all of the above): Use alpha_split_const_mov.
6787 * config/alpha/predicates.md (non_add_const_operand): New.
6788 (non_zero_const_operand): New.
6789 (input_operand): Use alpha_legitimate_constant_p after reload.
6791 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6793 PR tree-optimization/19038
6794 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6795 (add_candidate): Add ivs with increment in latch only if
6796 allow_ip_end_pos_p is true.
6797 (determine_iv_cost): Use empty_block_p.
6799 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6801 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6802 (compute_dominance_frontiers): Ditto.
6804 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6807 * config/sh/t-rtems: New.
6808 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6810 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6812 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6813 the offset of the selected field.
6815 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6817 * tree-cfg.c (remove_forwarder_block): Fix the check to
6818 prevent a nonlocal label from appearing in the middle of a
6821 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6823 PR rtl-optimization/19462
6824 * reorg.c (find_end_label): Create return insn only if
6825 current_function_epilogue_delay_list is empty.
6827 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6829 * doc/passes.texi: Remove paragraph mentioning new-ra.
6831 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6833 PR rtl-optimization/15139
6834 * combine.c: Include params.h.
6835 (count_rtxs): New function.
6836 (record_value_for_reg): If replace_rtx would replace at least
6837 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6838 (clobber (const_int 0)) instead of TEM.
6839 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6840 * params.h (MAX_LAST_VALUE_RTL): New.
6841 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6842 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6845 * c-typeck.c (digest_init): Only call build_vector if all constructor
6846 elements are *_CST nodes.
6847 * gimplify.c (gimplify_init_constructor): Likewise.
6850 * c-typeck.c (digest_init): Only call build_vector if inside_init
6853 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6855 * toplev.c (init_asm_output): Remove dead #ifdef.
6857 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6859 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6861 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6863 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6864 accessing DECL_FUNCTION_CODE.
6865 * dojump.c (do_jump): Likewise.
6866 * gimplify.c (gimplify_call_expr): Likewise.
6867 * predict.c (expr_expected_value): Likewise.
6868 (strip_builtin_expect): Likewise.
6869 * tree-inline.c (estimate_num_insns_1): Likewise.
6870 * tree-ssa-loop-im.c (stmt_cost): Likewise
6871 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6872 (tree_expr_nonnegative_p): Likewise.
6874 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6876 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6877 variant of the load_pcrel_sym pattern.
6878 * config/sparc/sparc.md (P macro): Move to the top.
6879 (load_pcrel_sym): Macroize using P.
6880 (save_register_window): Likewise.
6882 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6884 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6887 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6890 * c-typeck.c (build_asm_expr): Strip nops off
6891 input memory operands.
6893 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6895 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6896 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6897 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6898 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6900 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6903 * config/i386/i386.c (override_options): If the 80387 is disabled,
6904 then do not return FP values using FP registers.
6906 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6908 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6909 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6910 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6911 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6912 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6913 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6914 output.h, postreload-gcse.c, postreload.c, recog.c,
6915 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6916 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6917 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6918 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6919 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6920 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6921 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6922 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6924 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6925 config/alpha/alpha.c, config/arm/vfp.md,
6926 config/i386/emmintrin.h, config/i386/i386-modes.def,
6927 config/i386/i386-protos.h, config/i386/i386.h,
6928 config/i386/pmmintrin.h, config/i386/ppro.md,
6929 config/i386/predicates.md, config/i386/xmmintrin.h,
6930 config/i860/i860.c, config/ia64/ia64-modes.def,
6931 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6932 config/ia64/ia64.md, config/ia64/itanium1.md,
6933 config/ia64/itanium2.md, config/ia64/predicates.md,
6934 config/iq2000/iq2000.h, config/mips/linux64.h,
6935 config/rs6000/aix41.h, config/rs6000/aix43.h,
6936 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6937 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6938 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6939 config/sparc/linux64.h, config/sparc/litecoff.h,
6940 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6941 config/sparc/sparc.h, config/sparc/sparc.md,
6942 config/sparc/sysv4-only.h: Update copyright.
6944 2005-01-18 Richard Henderson <rth@redhat.com>
6947 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6949 2005-01-18 Marc Espie <espie@openbsd.org>
6950 * config/i386/openbsdelf.h: Typo.
6952 2005-01-18 Richard Henderson <rth@redhat.com>
6954 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6955 special case for sse.
6956 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6958 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6960 * tree-inline.c (estimate_num_insns_1): Added cases for
6961 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6963 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6965 PR rtl-optimization/19296
6966 * combine.c (simplify_comparison): Rewrite the condition under
6967 which a non-paradoxical SUBREG of a PLUS can be lifted when
6968 compared against a constant.
6970 2005-01-18 Andi Kleen <ak@muc.de>
6972 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6973 * c.opt (-Wpointer-sign): Add.
6974 * doc/invoke.texi: (-Wpointer-sign): Add.
6976 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6978 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6979 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6980 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6981 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6982 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6983 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6984 for TARGET_MIX_SSE_I387.
6985 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6986 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6987 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6988 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6989 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6990 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6991 TARGET_MIX_SSE_I387.
6992 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6995 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6998 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6999 Add movaps alternative for xmm reg->reg move.
7001 2005-01-17 Jeff Law <law@redhat.com>
7003 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
7004 at the end of the main DOM loop rather than just before DOM exits.
7006 2005-01-17 Diego Novillo <dnovillo@redhat.com>
7008 PR tree-optimization/19121
7009 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
7010 adding aliases to a name tag, also add them to the pointer's
7012 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
7013 sensitive alias info at all. Only check that the two pointers
7014 have compatible pointed-to sets.
7015 * tree-ssa.c (verify_name_tags): Verify that the alias set of
7016 a pointer's type tag is a superset of the alias set of the
7019 2005-01-17 James E Wilson <wilson@specifixinc.com>
7022 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
7023 comment to document why.
7025 2005-01-17 Richard Henderson <rth@redhat.com>
7027 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
7028 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
7029 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
7030 sse2_vmsminv2df3_finite): New.
7031 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
7032 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
7033 Force op1 into register.
7035 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
7037 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
7038 bubblestrap from always rebuilding build directory.
7040 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7042 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7043 ("*cmpmem_short"): Likewise.
7045 2005-01-17 Steven Bosscher <stevenb@suse.de>
7047 * basic-block.h: Document BB_* flags.
7048 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7049 use an sbitmap instead.
7050 * sched-rgn.c (compute_trg_info): Likewise.
7052 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7054 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7055 redundant target_cpu_default and extra_parts lines. Use the default
7057 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7058 (SUBTARGET_EXTRA_SPECS): Delete.
7059 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7060 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7061 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7062 and "n32" for -mabi=n32.
7064 2005-01-17 Ian Lance Taylor <ian@airs.com>
7067 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7068 fold constant variables into initial values.
7070 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7072 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7074 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7075 through the statements backward.
7077 2005-01-17 Ian Lance Taylor <ian@airs.com>
7079 PR middle-end/13127:
7080 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7081 a variable set to the return value of the inlined function.
7083 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7085 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7086 when modes are tieable.
7088 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7090 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7091 of pthread_create to find out if threads are enabled.
7092 * gthr-posix95.h (__gthread_active_p): Likewise.
7094 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7096 * common.opt (-fnew-ra): Remove.
7098 * toplev.h (flag_new_regalloc): Remove.
7099 * Makefile.in (ra*.*): Don't mention.
7100 * passes.c (rest_of_handle_new_regalloc): Remove.
7101 (rest_of_handle_combine, rest_of_compilation): Always consider
7102 flag_new_regalloc as false.
7103 * doc/invoke.texi: Don't document -fnew-ra.
7105 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7107 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7108 last parameter to reg_scan.
7109 * loop.c (loop_optimize): Likewise.
7110 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7111 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7112 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7113 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7114 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7115 * regclass.c (reg_scan): Likewise, for the declaration.
7116 * rtl.h (reg_scan): Likewise, for the prototype.
7118 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7120 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7121 mark_dfs_back_edges.
7123 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7125 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7126 (compute_avail): Uses don't go in tmp_gen.
7128 2005-01-16 Steven Bosscher <stevenb@suse.de>
7130 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7131 loop to look for a free slot in a page entry.
7133 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7136 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7137 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7138 just before targetm.asm_out.file_end.
7139 * tree.h (process_pending_assemble_output_defs): Declare.
7140 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7142 (assemble_alias): Defer generation of assembly code for defines when
7143 TARGET_DEFERRED_OUTPUT_DEFS is true.
7144 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7145 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7146 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7148 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7151 * pa.c (pa_scalar_mode_supported_p): New function.
7152 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7153 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7155 * pa-protos.h (prefetch_operand): Delete.
7156 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7157 * pa.c (prefetch_operand): Delete.
7158 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7159 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7160 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7161 and prefetch_nocc_operand.
7162 * pa.md (prefetch): Rework to avoid reload problems handling short
7163 displacements when a cache control completer needs to be provided.
7164 (prefetch_32, prefetch_64): Delete.
7165 (prefetch_cc, prefetch_nocc): New patterns.
7167 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7169 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7171 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7174 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7175 exceeds maximum alignment for global common data.
7176 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7177 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7179 2004-01-15 Roger Sayle <roger@eyesopen.com>
7181 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7183 2004-01-15 Roger Sayle <roger@eyesopen.com>
7185 * harg-reg-set.h (reg_class_names): Prototype global array.
7186 * regclass.c (reg_class_names): Declare here and initialize to
7188 (dump_regclass): Remove local declaration of reg_class_names.
7189 (regclass): Likewise.
7190 * cfg.c (dump_flow_info): Likewise.
7191 * ra-debug.c (reg_class_names): Likewise.
7192 * regrename.c (reg_class_names): Likewise.
7193 * reload.c (reg_class_names): Likewise.
7194 * reload1.c (spill_failure): Likewise.
7195 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7197 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7199 * config/s390/s390.md ("reload_outti"): Remove predicate for
7200 output operand. Abort if operand is not a MEM.
7201 ("reload_outdi", "reload_outdf"): Likewise.
7203 2005-01-15 Marc Espie <espie@openbsd.org>
7205 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7206 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7207 * config/openbsd.h: Fix C++ includes for native configurations.
7208 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7209 Add trampoline support.
7210 * config/i386/openbsdelf.h: New.
7212 2005-01-15 Marc Espie <espie@openbsd.org>
7214 * collect2.c (main): Explicitly parse -dynamic-linker option.
7216 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7218 PR tree-optimization/19060
7219 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7220 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7221 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7222 and handle extract_range_from_cond returning false.
7223 * fold-const.c (fold): Optimize comparisons with min/max even for
7224 width > HOST_BITS_PER_WIDE_INT.
7226 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7228 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7229 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7230 Remove little endian multilib variants.
7231 Add mips32 multilib variant.
7233 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7235 * explow.c (copy_all_reg, stabilize): Remove.
7236 * expr.h: Remove the corresponding prototypes.
7238 * rtlanal.c (regs_set_between_p): Remove.
7239 * rtl.h: Remove the corresponding prototype.
7241 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7243 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7244 to rs6000_nonimmediate_operand.
7245 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7246 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7247 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7248 rs6000_nonimmediate_operand.
7249 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7250 rs6000_nonimmediate_operand.
7252 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7254 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7256 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7258 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7260 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7261 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7263 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7264 (rs6k_nonimmediate_operand): New.
7265 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7267 (legitimate_lo_sum_address_p): Same.
7268 (rs6000_legitimize_address): Same.
7269 (rs6000_legitimize_reload_address): Same.
7270 (rs6000_legitimate_address): Same.
7271 (spe_build_register_parallel): Pass DF and DC modes in a DI
7274 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7275 to rs6k_nonimmediate_operand.
7277 * config/rs6000/spe.md ("*frob_df_di"): New.
7278 ("*frob_di_df"): New.
7279 ("*frob_di_df_2"): New.
7280 ("*mov_sidf_e500_subreg0"): New.
7281 ("*mov_sidf_e500_subreg4"): New.
7282 ("*movdf_e500_double"): Change predicate to
7283 rs6k_nonimmediate_operand.
7285 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7287 * postreload.c (move2add_note_store): Only call
7288 trunc_int_for_mode on scalar integers.
7290 2005-01-14 Steven Bosscher <stevenb@suse.de>
7292 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7293 replace BB_VISITED uses.
7294 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7295 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7296 (tree_dce_done): Free visited_control_parents.
7297 (perform_tree_ssa_dce): Allocate and clear it.
7298 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7299 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7300 instead of BB_VISITED.
7302 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7304 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7305 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7306 Remove unused prototypes.
7308 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7310 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7311 64-bit register usage.
7312 (spe_func_has_64bit_regs_p): Add FIXME note.
7314 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7316 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7317 flag_finite_math_only with flag_unsafe_math_optimizations.
7319 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7321 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7323 (__tpf_eh_return): Copy TPF private stack area from the module
7324 boundary stack frame. Add check for when module addresses are
7325 equal, but no stub address is found.
7327 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7330 * arm.h (struct machine_function): Add call_via field.
7331 (thumb_call_via_label): Declare.
7332 * arm.c (thumb_call_via_label): New variable.
7333 (thumb_call_reg_needed): New variable.
7334 (arm_output_function_epilogue): For Thumb code, output any per-function
7335 call-indirect trampolines.
7336 (thumb_call_via_reg): New function.
7337 (arm_file_end): New function.
7338 (TARGET_ASM_FILE_END): Call arm_file_end.
7339 (aof_file_end): Likewise.
7340 * arm-protos.h (thumb_call_via_reg): Declare.
7341 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7342 thumb_call_via_reg in normal case.
7344 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7347 PR rtl-optimization/19348
7348 * recog.c (peephole2_optimize): Do global life update if some peephole
7349 decides it doesn't need at least one of its inputs and that change
7350 influences liveness at the start of the basic block.
7352 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7353 arguments instead of 1.
7355 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7358 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7359 zero for nested functions needing a static chain or functions
7360 with a non-constant address.
7362 2005-01-13 Roger Sayle <roger@eyesopen.com>
7364 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7365 (and (sign_extend X) C) into (zero_extend (and X C)).
7367 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7369 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7371 2005-01-13 Richard Henderson <rth@redhat.com>
7376 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7377 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7378 not just TARGET_SSE.
7379 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7380 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7381 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7382 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7383 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7384 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7385 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7386 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7387 (movdicc_c_rex64): Rename with '*'.
7388 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7389 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7390 (movsfcc_1_387): Rename from movsfcc_1.
7391 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7392 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7393 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7394 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7395 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7396 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7397 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7398 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7399 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7400 sse_movdfcc_const0_4): Remove.
7401 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7402 recognize min/max early. Update for changed sse cmove patterns.
7403 (ix86_split_sse_movcc): New.
7404 * config/i386/i386-protos.h: Update.
7406 2005-01-13 Steven Bosscher <stevenb@suse.de>
7408 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7409 (fix_stmt_v_may_defs): Likewise.
7411 2005-01-13 Richard Henderson <rth@redhat.com>
7413 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7414 for converting the mask.
7416 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7418 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7421 2005-01-13 Richard Henderson <rth@redhat.com>
7423 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7424 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7425 IX86_BUILTIN_MOVDQ2Q): Remove.
7426 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7427 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7428 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7430 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7431 (sse2_pextrw): Fix immediate constraint.
7432 (sse2_loadq, sse2_loadq_rex64): Remove.
7433 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7434 Use __builtin_ia32_vec_ext_<size>.
7435 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7437 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7439 * function.c (assign_parm_setup_block): Look inside original
7440 entry_parm when inspecting PARALLEL.
7442 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7443 Joel Sherrill <joel@oarcorp.com>
7446 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7447 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7448 rtems_gxx_recursive_mutex_init.
7449 (__gthread_recursive_mutex_lock): New function.
7450 (__gthread_recursive_mutex_trylock): Likewise.
7451 (__gthread_recursive_mutex_unlock): Likewise.
7453 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7455 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7457 2005-01-13 Jan Beulich <jbeulich@novell.com>
7459 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7460 (ashrti3_internal): Indicate output is early clobber. Generate result
7461 into output rather than first input. Use move for low word of output
7462 if shift count is exactly 64.
7463 (lshrti3_internal): Likewise.
7465 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7469 * reload1.c (delete_output_reload): Don't delete an output reload
7470 if the pseudo lives longer than a single basic block. Adjust and
7471 improve wording of comment.
7473 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7476 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7477 of TYPE_SIZE where we mean the number of bytes.
7479 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7481 * function.c (assign_parm_setup_block): Relax condition on
7482 multi-register optimization.
7484 2005-01-12 Nick Clifton <nickc@redhat.com>
7486 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7487 an "in_delay_slot" attribute of "no" to prevent them being used in
7488 delay slots. This is forbidden because they might generate
7491 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7494 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7497 2005-01-12 Nick Clifton <nickc@redhat.com>
7499 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7500 passed on to GAS) but do not define, as GAS no longer supports or
7501 needs the -m2000 option.
7503 2005-01-11 Roger Sayle <roger@eyesopen.com>
7505 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7506 type as args of unprototyped builtins aren't automatically promoted.
7507 (fold_builtin_abs): Likewise.
7509 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7511 * Makefile.in: Set a `build-warn' variable.
7513 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7515 PR tree-optimization/17949
7516 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7517 (find_interesting_uses_address): Use it.
7519 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7521 * regrename.c (kill_value): Handle subreg's that won't simplify.
7523 2005-01-11 Richard Henderson <rth@redhat.com>
7526 * config/i386/i386.h (enum ix86_builtins): Move ...
7527 * config/i386/i386.c: ... here.
7528 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7529 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7530 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7531 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7532 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7533 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7534 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7535 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7536 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7537 IX86_BUILTIN_LOADDDUP): Remove.
7538 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7539 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7540 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7541 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7542 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7543 (ix86_init_builtins): Make static.
7544 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7545 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7546 if all the modes match. Otherwise, fake it.
7547 (get_element_number, ix86_expand_vec_init_builtin,
7548 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7549 (ix86_expand_builtin): Make static. Update for changed builtins.
7550 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7551 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7552 (ix86_expand_vector_init_duplicate): New.
7553 (ix86_expand_vector_init_low_nonzero): New.
7554 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7555 Split out from ix86_expand_vector_init; handle integer modes.
7556 (ix86_expand_vector_init): Use them.
7557 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7558 * config/i386/i386-protos.h: Update.
7559 * config/i386/predicates.md (reg_or_0_operand): New.
7560 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7561 (movv2sf_internal): Likewise. And a splitter to match them all.
7562 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7563 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7564 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7565 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7566 (mmx_pinsrw): Fix operand ordering.
7567 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7568 rather than sse_loadss expander.
7569 (movv2df splitter): Similarly.
7570 (sse_loadss, sse_loadlss): Remove.
7571 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7572 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7573 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7574 (sse3_movddup): Rename with '*'.
7575 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7576 (sse2_loadsd): Remove.
7577 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7578 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7579 (sse2_pinsrw): Fix argument ordering.
7580 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7581 (sse2_stored): Remove 'r' destination.
7582 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7583 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7584 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7585 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7586 vec_extractv16qi, vec_initv16qi): New.
7588 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7589 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7590 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7592 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7593 (_mm_load_si128, _mm_store_si128): Likewise.
7594 (_mm_load1_pd): Use _mm_set1_pd.
7595 (_mm_load_sd): Use _mm_set_sd.
7596 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7597 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7598 (_mm_set_epi64): Use _mm_set_epi64x.
7599 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7600 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7601 _mm_setr_epi8): Use _mm_set_foo form.
7602 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7603 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7604 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7605 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7606 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7607 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7608 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7609 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7610 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7611 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7612 (_mm_movedup_pd): Use _mm_shuffle_pd.
7613 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7614 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7615 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7616 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7618 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7619 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7620 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7621 (_mm_store_ps): Use raw dereference.
7622 (_mm_store1_ps): Use _mm_storeu_ps.
7623 (_mm_storer_ps): Use _mm_store_ps.
7624 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7625 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7627 2005-01-11 Stan Shebs <shebs@apple.com>
7629 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7630 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7632 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7635 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7636 Skip all DECLs except for FIELD_DECLs.
7638 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7640 * config/s390/s390.c (override_options): Return error if
7641 -mbackchain, -mpacked-stack and -mhard-float are used together.
7642 (s390_va_start): Remove the backchain && packed-stack special case.
7643 (s390_gimplify_va_arg): Likewise.
7644 * doc/invoke.texi: Remove the ABI incompatibility note.
7646 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7648 * config/s390/s390.c (struct s390_frame_layout): Remove
7650 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7651 save_backchain_p with TARGET_BACKCHAIN.
7653 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7656 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7657 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7658 * function.c (locate_and_pad_parm): Set new field.
7659 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7660 Tweak where_pad test to include "none". Always set mem align for
7662 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7663 not sufficient for type.
7664 (assign_parm_setup_block): If stack_parm is zero on entry, always
7665 make a new stack local. Block move old stack parm if necessary
7666 to new aligned stack local.
7667 (assign_parm_setup_stack): Use a block move to handle
7668 potentially misaligned entry_parm.
7669 (assign_parms_unsplit_complex): Specify required alignment when
7670 creating stack local.
7671 * calls.c (compute_argument_addresses): Override alignment of stack
7672 arg calculated from its type with the alignment given by
7673 FUNCTION_ARG_BOUNDARY.
7674 (store_one_arg): Likewise.
7676 2005-01-11 Jan Beulich <jbeulich@novell.com>
7678 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7679 Change respective itanium_class attribute to ialu.
7680 (shladdp4_internal): New.
7681 * config/ia64/predicates.md (shladd_log2_operand): New.
7683 2005-01-11 Richard Henderson <rth@redhat.com>
7685 * expr.c (store_constructor): Use rtvec_alloc instead of
7686 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7688 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7690 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7692 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7694 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7695 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7696 (TARGET_RWRELOC): Define.
7697 (ia64_rwreloc_section_type_flags): Delete.
7698 (ia64_section_type_flags): New function.
7699 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7700 (TARGET_RWRELOC): Define.
7702 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7705 * config/ia64/ia64.c (process_set): For alloc insn, only call
7706 process_epilogue is !frame_pointer_needed.
7708 2005-01-10 Roger Sayle <roger@eyesopen.com>
7711 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7712 unary operator and can't be treated as a binary/comparison operator.
7714 2005-01-10 Richard Henderson <rth@redhat.com>
7716 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7717 (ix86_return_in_memory): Likewise.
7718 (function_arg_advance): Likewise. Mirror structure in function_arg
7719 for choosing register to advance.
7721 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7723 * tree-vectorizer.c, tree.def: Fix comment typos.
7725 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7727 * config/s390/s390.c (struct processor_costs): 4 new fields:
7728 ddbr, ddr, debr, der.
7729 (s390_rtx_costs): More precise handling of divide instructions.
7731 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7733 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7735 2005-01-10 Jan Beulich <jbeulich@novell.com>
7737 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7738 names resulting from -ffunction-sections/-fdata-sections and linkonce
7740 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7741 based on the section name. Rearrange the section name comparison logic
7742 slightly so that each section name is compared against at most once.
7744 2005-01-10 Ben Elliston <bje@au.ibm.com>
7746 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7747 targets for which -fPIC reduces limitations on the GOT size.
7749 2005-01-09 Falk Hueffner <falk@debian.org>
7751 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7754 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7757 * collect2.c (main): Set aixrtl_flag for -brtl option.
7758 (resolve_lib_name): Search for .so file extension before .a
7761 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7763 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7764 (vect_analyze_data_refs_alignment): Add dump prints.
7766 2005-01-09 Ira Rosen <irar@il.ibm.com>
7768 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7769 expr_invariant_in_loop_p.
7770 Initialize outputs first thing in the function.
7771 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7772 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7773 (vect_analyze_pointer_ref_access): Check that the initial condition of
7774 the access function is loop invariant.
7776 2005-01-09 Richard Henderson <rth@redhat.com>
7778 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7779 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7780 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7781 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7782 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7783 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7784 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7785 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7786 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7787 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7788 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7789 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7790 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7791 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7792 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7793 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7794 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7795 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7796 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7797 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7798 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7799 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7800 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7802 (mmx_clrdi, pavgusb): Remove.
7803 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7804 with leading sse_ prefix.
7805 * config/i386/sse.md: Receive them.
7806 * config/i386/mmx.md: New file.
7807 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7808 (subrv2sf3): Turn into expander for normal subtraction.
7809 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7810 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7811 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7812 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7813 commutative; use ix86_binary_operator_ok.
7814 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7815 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7816 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7817 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7818 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7819 Macroize from existing patterns; use ix86_binary_operator_ok.
7820 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7821 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7822 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7823 with vec_select+vec_concat.
7824 (mmx_pshufw, mmx_pshufw_1): Likewise.
7825 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7826 (mmx_uavgv4hi3): Model correctly.
7827 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7828 _mm_xor_si64): Remove casts.
7830 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7832 PR tree-optimization/19224
7833 * tree-scalar-evolution.c (get_instantiated_value,
7834 set_instantiated_value): New functions.
7835 (instantiate_parameters_1): Cache the results.
7836 (instantiate_parameters, resolve_mixers): Initialize and free
7839 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7841 * config/i386/i386.md (addhi_4): Correct reference in comment.
7844 2005-01-08 Richard Henderson <rth@redhat.com>
7846 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7847 (_mm_cvtsi128_si64x): Likewise.
7848 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7849 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7850 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7851 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7852 * config/i386/i386-protos.h: Update.
7853 * config/i386/i386.c (print_operand): Add 'H'.
7854 (ix86_fixup_binary_operands): Split out from ...
7855 (ix86_expand_binary_operator): ... here.
7856 (ix86_fixup_binary_operands_no_copy): New.
7857 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7858 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7859 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7860 (safe_vector_operand): Use CONST0_RTX.
7861 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7862 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7863 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7864 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7866 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7867 (IX86_BUILTIN_CMPNGESS): New.
7868 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7869 (attr type): Add sselog1.
7870 (attr unit, attr memory): Handle it.
7871 (movti, movti_internal, movti_rex64): Move near other integer moves.
7872 (movtf, movtf_internal): Move near other fp moves.
7873 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7874 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7875 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7876 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7877 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7878 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7879 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7880 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7881 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7882 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7883 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7884 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7885 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7886 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7887 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7888 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7889 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7890 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7891 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7892 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7893 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7894 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7895 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7896 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7897 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7898 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7899 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7900 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7901 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7902 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7903 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7904 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7905 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7906 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7907 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7908 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7909 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7910 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7911 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7912 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7913 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7914 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7915 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7916 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7918 (SSEPUSH, push<SSEPUSH>): Remove.
7919 (MMXPUSH, push<MMXPUSH>): Remove.
7920 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7921 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7922 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7923 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7924 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7925 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7926 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7927 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7928 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7929 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7930 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7931 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7932 (ppro_sse_log_V4SF): Handle sselog1.
7933 * config/i386/predicates.md (const_0_to_1_operand): New.
7934 (const_0_to_255_mul_8_operand): New.
7935 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7936 (const_2_to_3_operand, const_4_to_7_operand): New.
7937 * config/i386/sse.md: New file.
7938 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7939 (sse_movups): Rename from sse_movups_1.
7940 (sse_loadlss): Rename from sse_loadss_1.
7941 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7943 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7944 (absv4sf2, negv2df, absv2df): New.
7945 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7946 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7947 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7948 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7949 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7950 (sse3_addsubv4sf3): Model correctly.
7951 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7952 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7953 (sse_movhlps): Model with vec_select+vec_concat.
7954 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7955 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7956 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7957 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7958 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7959 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7960 sse2_pshufhw_1): Likewise.
7961 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7962 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7963 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7964 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7965 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7966 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7967 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7968 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7969 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7970 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7971 sminv8hi3): Mark commutative
7972 operands. Use ix86_binary_operator_ok.
7973 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7974 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7975 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7976 sse2_punpcklqdq): Allow operand2 in memory.
7977 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7978 sse2_movsd): Add memory alternatives.
7979 (sse_storelps): Turn expander into an insn; split after reload.
7980 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7981 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7983 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7985 * configure.ac (DWARF-2 debug_line): Use objdump.
7986 * configure: Regenerate.
7988 2005-01-08 Jeff Law <law@redhat.com>
7989 Diego Novillo <dnovillo@redhat.com>
7991 PR tree-optimization/18241
7992 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7993 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7994 statements with volatile operands.
7995 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7996 operands after marking a statement with has_volatile_ops.
7998 2005-01-08 Roger Sayle <roger@eyesopen.com>
8000 * tree.c (int_fits_type_p): Always honor integer constant
8001 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
8003 2005-01-08 Roger Sayle <roger@eyesopen.com>
8005 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
8006 the latent bug in rtl_delete_block has been resolved.
8008 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8010 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
8011 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
8013 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
8015 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
8016 library as @multilib_dir@/$(SHLIB_SONAME).
8018 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8020 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
8021 * configure: Regenerate.
8023 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8025 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
8028 2005-01-07 David Edelsohn <edelsohn@gnu.org>
8031 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8032 Convert non-word aligned offset address using ld/std into
8035 2005-01-07 Richard Henderson <rth@redhat.com>
8037 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8039 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8041 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8043 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8045 PR tree-optimization/19283
8046 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8047 is not shorter than the original type.
8049 PR rtl-optimization/19012
8050 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8052 PR rtl-optimization/18861
8053 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8054 (FULL_STATE): Define.
8055 (mark_tablejump_edge): New function.
8056 (purge_dead_tablejump_edges): New function.
8057 (find_bb_boundaries): Use it.
8059 PR tree-optimization/18828
8060 * builtins.c (expand_builtin_next_arg): Remove argument and all
8061 the argument checking.
8062 (expand_builtin): Adjust caller.
8063 (expand_builtin_va_start): Likewise. Remove error for too many
8065 (fold_builtin_next_arg): Issue error for too many arguments.
8066 After checking arguments, replace them with magic arguments that
8067 prevent further checking of the args.
8069 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8071 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8073 2005-01-06 Roger Sayle <roger@eyesopen.com>
8076 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8077 and %{.S:...} (and their negative variants) to test whether the
8078 input file is assembler or pre-processed-assembler independent of
8079 the actual filename extension.
8081 2005-01-06 Roger Sayle <roger@eyesopen.com>
8083 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8084 of sign or zero extended values.
8086 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8088 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8089 for IBM long double format correctly.
8091 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8093 Fix PR tree-optimization/18792
8095 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8096 to first_loop_depth, and use loop depth instead of loop number.
8097 (build_classic_dir_vector): Ditto.
8098 (compute_data_dependences_for_loop): Use depth, not loop number.
8099 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8100 number. Pass in loops, instead of loop numbers.
8101 (gather_interchange_stats): Ditto.
8102 (linear_transform_loops): Ditto.
8104 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8107 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8108 biv_fits_mode_p, extension_within_bounds_p): New functions.
8109 (check_ext_dependent_givs): Use them.
8111 2005-01-06 Roger Sayle <roger@eyesopen.com>
8113 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8114 more than one barrier, in which case we should delete them all.
8116 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8118 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8120 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8122 Fix PR middle-end/19286
8124 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8125 output this subprogram, simply ignore this attempt to do it again.
8126 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8127 origin attribute if it's not possible.
8128 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8129 (decls_for_scope): Ditto.
8130 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8131 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8133 2005-01-05 Richard Henderson <rth@redhat.com>
8136 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8137 (bdesc_2arg): Use it.
8138 (ix86_expand_binop_builtin): Force operands into registers
8140 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8141 ix86_expand_sse_compare, ix86_expand_sse_comi,
8142 ix86_expand_builtin): Likewise.
8144 2005-01-05 Richard Henderson <rth@redhat.com>
8146 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8148 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8149 (mulv4hi3): Set itanium_class mmmul.
8150 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8151 (fpack): Rename from fpack_sfsf.
8153 2005-01-05 Richard Henderson <rth@redhat.com>
8156 * reload1.c (do_input_reload): Restrict the optimization deleteing
8157 a previous output reload to RELOAD_FOR_INPUT.
8159 2005-01-05 Steven Bosscher <stevenb@suse.de>
8161 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8162 comment that we fall through after case.
8163 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8164 (distribute_links): Likewise.
8165 * cse.c (cse_insn): Likewise.
8166 * cselib.c (cselib_invalidate_mem): Likewise.
8167 * df.c: Update comments at the top of the file.
8168 (read_modify_subreg_p): Update comments here too.
8169 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8170 * flow.c (mark_set_1): Likewise.
8171 (mark_used_regs): Likewise.
8172 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8173 (canon_list_insert): Likewise.
8174 (mark_set): Likewise.
8175 (try_replace_reg): Likewise.
8176 (store_killed_in_insn): Likewise.
8177 * loop.c (count_one_set): Likewise.
8178 (basic_induction_var): Likewise.
8179 * postreload-gcse.c (find_mem_conflicts): Likewise.
8180 * postreload.c (reload_combine_note_store): Likewise.
8181 (move2add_note_store): Likewise.
8182 * reload.c (find_equiv_reg): Likewise.
8183 (mark_referenced_resources): Likewise.
8184 * rtlanal.c (set_noop_p): Likewise.
8185 (note_stores): Likewise.
8186 (note_uses): Likewise.
8187 * sched-deps.c (sched_analyze_1): Likewise.
8188 * sched-rgn.c (check_live_1): Likewise.
8189 (update_live_1): Likewise.
8190 * config/i860/i860.c: Likewise.
8192 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8194 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8196 * doc/rtl.texi: Update documentation for bit-fields and SET.
8198 2005-01-05 Roger Sayle <roger@eyesopen.com>
8200 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8202 2005-01-05 Jan Hubicka <jh@suse.cz>
8203 Richard Henderson <rth@redhat.com>
8206 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8209 2005-01-05 Richard Henderson <rth@redhat.com>
8212 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8213 (sse_shufps): Change operand 3 to const_int_operand.
8214 (sse2_storelps): Fix typo in template.
8215 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8216 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8217 (ix86_expand_builtin): Likewise.
8219 2005-01-05 Julian Brown <julian@codesourcery.com>
8221 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8222 as aggregates for AAPCS ABIs.
8224 2005-01-05 Stan Shebs <shebs@apple.com>
8226 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8227 Mach-O getters if ppc64.
8228 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8230 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8231 signed four-byte field for global code case.
8232 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8234 2005-01-05 Roger Sayle <roger@eyesopen.com>
8237 * c-common.c: Include real.h.
8238 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8239 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8240 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8241 * Makefile.in (c-common.o): Update dependencies.
8243 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8245 * c-parse.in (asm_string): Add trailing semicolon.
8247 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8249 * c-parse.in (asm_string): New. Don't allow wide strings in
8251 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8252 asm_string instead of STRING.
8254 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8256 * c-typeck.c (constructor_no_implicit): Remove.
8257 (set_designator, process_init_element): Don't check
8258 constructor_no_implicit.
8260 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8261 Kaz Kojima <kkojima@gcc.gnu.org>
8264 * lcm.c (create_pre_exit): New.
8265 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8266 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8268 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8270 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8271 -msoft-float in target_float_switch.
8272 * arm.c (arm_override_options): Fix processing of target_float_switch.
8274 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8276 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8279 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8281 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8282 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8284 2005-01-04 Roger Sayle <roger@eyesopen.com>
8286 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8287 if deleting the then-block allows the test-block to fallthru to the
8290 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8293 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8294 after the full declaration if the are in two different TUs.
8296 2005-01-04 Richard Henderson <rth@redhat.com>
8299 * tree-sra.c (generate_one_element_init): Just
8300 call gimplify_and_add.
8301 (generate_element_init): Record the
8302 new referenced variables and mark them for renaming
8303 and split out to ...
8304 (generate_element_init_1): This.
8305 (scalarize_init): Don't call push_gimplify_context/
8306 pop_gimplify_context.
8308 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8310 * toplev.c (get_src_pwd): Handle failure of getpwd().
8312 2005-01-04 Roger Sayle <roger@eyesopen.com>
8314 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8316 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8317 all the cases handled by it are inverted by invert_truthvalue.
8319 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8321 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8322 (save_register_windowsi): Likewise.
8324 2005-01-04 Richard Henderson <rth@redhat.com>
8326 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8328 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8331 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8332 any simplifications of vector mode comparison operators.
8333 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8335 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8336 Devang Patel <dpatel@apple.com>
8338 PR tree-optimization/18308
8339 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8340 the operands before creating a new expression.
8341 * dojump.c (do_jump): Make drop_through_label available
8342 for all cases. Add expansion of COND_EXPR.
8344 2005-01-04 Ira Rosen <irar@il.ibm.com>
8346 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8347 INTEGER_CST instead of TREE_CONSTANT.
8348 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8349 instead of TREE_CONSTANT.
8350 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8351 instead of TREE_CONSTANT.
8353 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8355 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8357 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8360 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8361 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8363 2005-01-03 Richard Henderson <rth@redhat.com>
8365 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8366 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8367 fold_convert_const_real_from_real): Split out from ...
8368 (fold_convert_const): ... here.
8370 2005-01-03 Richard Henderson <rth@redhat.com>
8373 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8374 (mov<MMXMODEI>_internal): Likewise.
8375 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8376 Add V2SF case; use it for SSE1; don't use TI.
8377 (movdf_integer): Likewise.
8378 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8380 2005-01-03 Ira Rosen <irar@il.ibm.com>
8382 * tree-vectorizer.c (vect_strip_conversions): New function.
8383 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8384 check for binary class.
8386 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8390 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8392 * gimple-low.c (mark_blocks_with_used_vars): New function.
8393 (mark_blocks_with_used_subblocks): Ditto.
8394 (mark_used_blocks): Ditto.
8395 (pass_mark_used_blocks): New pass.
8396 * tree-inline.c: Include debug.h.
8397 (expand_call_inline): Call outlining_inline_function here.
8398 * tree-optimize.c (init_tree_optimization_passes): Add
8399 pass_mark_used_blocks.
8400 * tree-pass.h (pass_mark_used_blocks): New.
8401 * Makefile.in (tree-inline.o): Add debug.h dependency.
8403 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8405 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8406 VAR_DECLs to have weak_import attribute.
8408 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8411 2004-01-03 Steven Bosscher <stevenb@suse.de>
8413 * passes.c (rest_of_compilation): Don't run regmove if only
8414 flag_expensive_optimizations, require flag_regmove instead.
8416 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8418 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8420 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8421 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8422 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8423 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8425 2005-01-03 Richard Henderson <rth@redhat.com>
8427 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8428 (ia64_const_ok_for_letter_p): New.
8429 (ia64_const_double_ok_for_letter_p): New.
8430 (ia64_extra_constraint): New.
8431 (ia64_expand_vecint_compare): New.
8432 (ia64_expand_vcondu_v2si): New.
8433 (ia64_expand_vecint_cmov): New.
8434 (ia64_expand_vecint_minmax): New.
8435 (ia64_print_operand): Add 'v'.
8436 (ia64_preferred_reload_class): New.
8437 (ia64_vector_mode_supported_p): New.
8438 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8439 (PREFERRED_RELOAD_CLASS): Move to function.
8440 (CONST_OK_FOR_LETTER_P): Move to function.
8441 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8442 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8443 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8444 (EXTRA_CONSTRAINT): Move to function.
8445 * config/ia64/ia64.md: Include vect.md.
8446 (itanium_class): Add mmalua.
8448 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8450 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8451 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8453 (const_int_2bit_operand): New.
8454 (fr_reg_or_0_operand): New.
8455 * config/ia64/ia64-modes.def: Add vector modes.
8456 * config/ia64/ia64-protos.h: Update.
8457 * config/ia64/vect.md: New file.
8459 2005-01-03 Richard Henderson <rth@redhat.com>
8461 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8463 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8466 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8468 (log1pdf2): Change mode of operands[0,1] to DFmode.
8470 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8472 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8473 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8474 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8475 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8476 SPARC_RELAXED_ORDERING.
8478 2005-01-03 Richard Henderson <rth@redhat.com>
8479 Uros Bizjak <uros@kss-loka.si>
8482 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8483 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8484 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8486 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8487 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8488 const_pow2_1_to_128_operand): New predicates.
8490 2005-01-02 Greg McGary <greg@mcgary.org>
8492 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8494 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8495 object. [ptr_type]: Remove unused variable.
8496 Remember nearest addressable array-element or record-component
8497 when checking bitfield components. Tolerate empty BIND_EXPR.
8499 2005-01-01 Richard Henderson <rth@redhat.com>
8501 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8502 that don't narrow the value. Fail for other conversions.
8504 2005-01-01 Richard Henderson <rth@redhat.com>
8507 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8508 * c-lang.c (finish_file): Don't do it here.
8509 * objc/objc-act.c (objc_finish_file): Likewise.
8511 * cgraph.c (decl_assembler_name_equal): New.
8512 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8513 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8514 * cgraph.h (struct cgraph_varpool_node): Add next.
8515 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8516 * varasm.c (assemble_alias): Mark the target as needed.
8518 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8521 * function.c (get_arg_pointer_save_area): Use entry_of_function
8522 instead of get_insns.
8524 2005-01-01 Roger Sayle <roger@eyesopen.com>
8525 Andrew Pinski <pinskia@physics.uc.edu>
8526 James E. Wilson <wilson@specifixinc.com>
8528 PR rtl-optimization/12092
8529 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8532 2005-01-01 Roger Sayle <roger@eyesopen.com>
8533 Olivier Hainque <hainque@act-europe.fr>
8535 * tree.c (int_fits_type_p): A narrower type always fits in a
8536 wider one, except for negative values into unsigned types.
8538 2005-01-01 Roger Sayle <roger@eyesopen.com>
8540 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8541 with the original constant rather than require TREE_OVERFLOW.
8543 2005-01-01 Steven Bosscher <stevenb@suse.de>
8546 * c-decl.c (finish_function): If compiling C99, annotate the
8547 compiler generated return with the current file name and line 0.
8548 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8549 the source line is greater than 0.
8550 (remove_bb): Likewise.
8552 See ChangeLog.12 for earlier changes.