| blob | 081b91a62d7988aad42158b88e78b4cbdc55d972 |
1 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3 * langhooks.h (truthvalue_conversion): Remove.
4 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12 * params.def: Fix a typo.
13 * config/mips/mips.c: Follow the spelling convensions.
14 * doc/invoke.texi: Fix typos.
16 2005-03-18 Dale Johannese <dalej@apple.com>
18 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
20 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
22 Fix PR tree-optimization/20601
24 * tree-ssa-pre.c (insert_aux): Add missing condition to
25 constification.
27 2005-03-23 Ian Lance Taylor <ian@airs.com>
29 * final.c (final_scan_insn): Don't remove no-op instructions.
30 * reload1.c (reload): Remove simple no-op instructions even when
31 not optimizing.
33 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
35 PR tree-optimization/20501
36 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
37 reporting that peeling for alignment is applied moved to...
38 * (vect_analyze_data_refs_alignment): Here.
40 2005-03-23 Ian Lance Taylor <ian@airs.com>
42 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
44 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
46 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
47 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
49 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
51 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
52 imply that this is called once, independent of asms in code.
53 Adjust to now being pased output and input lists. Mention helper
54 function decl_overlaps_hard_reg_set_p.
55 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
56 hook_tree_tree_identity and to take three trees, returning third.
57 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
58 prototype.
59 * stmt.c: include hard-reg-set.h before tree.h.
60 (decl_overlaps_hard_reg_set_p): New function, broken out from...
61 (decl_conflicts_with_clobbers_p): Call
62 decl_overlaps_hard_reg_set_p.
63 (expand_asm_operands): Pass output and input lists in call to
64 targetm.md_asm_clobbers.
65 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
66 hook_tree_tree_tree_tree_3rd_identity.
67 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
68 parameters.
69 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
70 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
71 parameters, first two unused.
72 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
73 parameters. Only add MOF to clobbers if there's no 'h' mentioned
74 in constraint letters and MOF is not mentioned as a asm-declared
75 register in neither of the input and output lists.
77 2005-03-23 DJ Delorie <dj@redhat.com>
79 * optabs.c (expand_binop): Make sure the first subword's result
80 gets stored.
82 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
84 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
85 Call c_common_truthvalue_conversion rather than
86 lang_hooks.truthvalue_conversion.
87 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
88 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
89 c-typeck.c.
90 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
91 c_common_truthvalue_conversion.
92 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
93 c_parser_conditional_expression, c_parser_binary_expression): Call
94 c_objc_common_truthvalue_conversion.
95 * c-typeck.c (build_unary_op): Call
96 c_objc_common_truthvalue_conversion.
97 (build_conditional_expr): Do not call
98 lang_hooks.truthvalue_conversion.
99 (build_binary_op): Call c_common_truthvalue_conversion.
100 (c_objc_common_truthvalue_conversion): Moved from
101 c-objc-common.c. Call default_function_array_conversion instead
102 of default_conversion.
104 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
106 * c-common.h (default_conversion): Remove.
107 (perform_integral_promotions): Add.
108 * c-tree.h (default_conversion): Add.
109 * c-typeck.c (perform_integral_promotions): New, split out from
110 default_conversion.
111 * c-common.c (check_case_value): Use perform_integral_promotions,
112 not default_conversion.
113 (c_add_case_label): Don't continue processing case label after
114 found to be pointer.
116 2005-03-23 Mark Mitchell <mark@codesourcery.com>
118 * gcc.c (do_spec_1): Do not add a -L path for a directory in
119 the prefix list if we have already added a multilib directory
120 based on that path.
121 (main): Do not add MD_EXEC_PREFIX to the list of directories to
122 search with -L.
124 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
126 * reload1.c (indirect_symref_ok, reload_obstack): Make them
127 static.
128 * reload.h: Remove the prototype for indirect_symref_ok.
130 * reload1.c (indirect_symref_ok): Make it global.
131 * reload.h: Add a prototype for indirect_symref_ok.
133 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
135 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
136 ashlhi3 expander.
138 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
140 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
142 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
144 * c-opts.c (c_common_parse_file): Only start/end main source file
145 if debug hooks says the writer wants it.
146 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
147 member.
148 (xcoff_debug_hooks): Ditto.
149 * debug.c (do_nothing_hooks): Ditto.
150 * debug.h (gcc_debug_hooks): Ditto.
151 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
152 * sdbout.c (sdb_debug_hooks): Ditto.
153 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
155 2005-03-22 Mark Mitchell <mark@codesourcery.com>
157 * doc/extend.texi: Deprecate C++ min/max operators.
159 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
161 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
162 artificial original candidates.
164 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
165 Jan Hubicka <jh@suse.cz>
166 Steven Bosscher <stevenb@suse.de
168 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
169 call cost based on argument sizes.
170 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
171 inlining.
172 * params.def: (max-inline-inssn-single): Set to 450.
173 (max-inline-insns-auto): Set to 90.
174 (max-inline-insns-recursive): Set to 450
175 (max-inline-insns-recursive-auto): Set to 450.
176 (large-function-insns): Set to 2700.
177 (inline-call-cost): New parameter.
178 * tree-inline.c (estimate_move_cost): New function.
179 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
180 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
181 based on arguments.
182 * tree-inline.h (estimate_move_cost): Declare.
183 * invoke.texi: (max-inline-inssn-single): Change default to 450.
184 (max-inline-insns-auto): Change default to 90.
185 (max-inline-insns-recursive): Change default to 450
186 (max-inline-insns-recursive-auto): Change default to 450.
187 (large-function-insns): Change default to 2700.
188 (inline-call-cost): Document new parameter.
190 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
192 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
193 (TARGET_DEFAULT): Delete.
194 * config/i860/i860.opt: New file.
196 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
198 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
199 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
200 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
201 (frv_sched_lookahead): Delete.
202 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
203 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
204 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
205 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
206 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
207 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
208 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
209 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
210 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
211 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
212 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
213 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
214 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
215 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
216 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
217 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
218 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
219 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
220 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
221 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
222 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
223 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
224 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
225 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
226 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
227 (frv_sched_lookahead): Delete.
228 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
229 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
230 (frv_handle_option): New function. Move -mcpu= handling from...
231 (frv_override_options): ...here. Remove handling of other
232 TARGET_OPTIONS.
233 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
234 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
235 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
236 and TARGET_NO_MULTI_CE.
237 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
238 !TARGET_VLIW_BRANCH.
239 * config/frv/frv.opt: New file.
241 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
243 * fold-const.c (fold_ternary): Take decomposed arguments of
244 CALL_EXPR.
245 (fold): Update a call to fold_ternary.
247 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
248 * tree.h: Add corresponding prototypes.
250 2005-03-22 Jakub Jelinek <jakub@redhat.com>
252 PR target/20561
253 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
254 between jump table and its label.
255 * final.c (shorten_branches): Handle notes in between ADDR_VEC
256 resp. ADDR_DIFF_VEC and the label preceeding it.
257 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
258 is emitted in the right section.
260 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
262 * fold-const.c (fold_unary, fold_binary): Update comments
263 about arguments.
265 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
267 PR rtl-optimization/20527
268 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
269 REG_INC note, test that the register also isn't mentioned in PRED
270 or SUCC.
272 2005-03-22 Ben Elliston <bje@au.ibm.com>
274 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
275 and definition.
277 2005-03-21 Mike Stump <mrs@apple.com>
279 * varasm.c (default_assemble_visibility): Remove extra ().
281 2005-03-21 Roger Sayle <roger@eyesopen.com>
283 PR middle-end/20557
284 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
285 to determine whether a block can be duplicated, rather than test
286 whether the block contains noncopyable insns ourselves.
288 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
290 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
291 predicates.
293 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
295 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
297 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
299 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
300 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
301 * config/fr30/fr30.opt: New file.
303 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
305 Fix PR tree-optimization/20542
307 * tree-flow-inline.h (overlap_subvar): Move to here.
308 * tree-ssa-operands.c: From here.
309 * tree-flow.h (overlap_subvar): Declare.
310 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
311 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
312 for variables with subvars.
314 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
316 PR middle-end/20177
317 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
318 * modulo-sched.c (const_iteration_count): Return on NULL
319 pre-header.
320 (print_node_sched_params): Return on NULL dump_file.
321 (generate_reg_moves): Handle reg-anti dependencies and disregard
322 closing branch when generating register moves.
323 (sms_schedule): Mark the SMSed block dirty.
324 * passes.c (rest_of_handle_sms): Call update_life_info for all
325 basic-blocks.
326 * testsuite/gcc.dg/20050321-1.c: New test.
328 2005-03-21 Bob Wilson <bob.wilson@acm.org>
330 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
331 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
332 movqi_internal): Likewise.
334 2005-03-21 Bob Wilson <bob.wilson@acm.org>
336 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
337 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
338 xtensa_b4const): Delete prototypes.
339 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
340 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
341 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
342 xtensa_extra_constraint): New prototypes.
343 (add_operand, arith_operand, nonimmed_operand, mem_operand,
344 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
345 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
346 move_operand, const_float_1_operand, fpmem_offset_operand,
347 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
348 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
349 (xtensa_b4const_or_zero): ...this. Change return type to bool and
350 argument type to HOST_WIDE_INT.
351 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
352 xtensa_mask_immediate): Likewise.
353 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
354 Likewise. Also make these functions static.
355 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
356 (xtensa_const_ok_for_letter_p): New.
357 (add_operand, arith_operand, nonimmed_operand, mem_operand,
358 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
359 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
360 move_operand, const_float_1_operand, fpmem_offset_operand,
361 branch_operator, ubranch_operator, boolean_operator): Move to
362 predicates.md.
363 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
364 (xtensa_mem_offset): Change return type to bool.
365 (xtensa_extra_constraint): New.
366 (gen_int_relational): Update type of const_range_p function pointer.
367 Use xtensa_b4const_or_zero.
368 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
369 xtensa_const_ok_for_letter_p. Update comments.
370 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
371 (PREDICATE_CODES): Delete.
372 * config/xtensa/xtensa.md: Include predicates.md.
373 * config/xtensa/predicates.md: New file.
375 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
377 * config/v850/v850-protos.h: Remove the prototypes for
378 reg_or_int9_operand, reg_or_const_operand,
379 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
380 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
381 movsi_source_operand, power_of_two_operand,
382 not_power_of_two_operand, special_symbolref_operand,
383 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
384 register_is_ok_for_epilogue.
385 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
386 reg_or_int9_operand, reg_or_const_operand,
387 call_address_operand, special_symbolref_operand,
388 movsi_source_operand, power_of_two_operand,
389 not_power_of_two_operand, register_is_ok_for_epilogue,
390 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
391 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
392 predicates.md.
393 * config/v850/v850.h (PREDICATE_CODES): Remove.
394 * config/v850/v850.md: Include predicates.md.
395 * config/v850/predicates.md: New.
397 2005-03-21 Zack Weinberg <zack@codesourcery.com>
399 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
400 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
401 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
402 (itoolsdir, itoolsdatadir): Move definition above new first use.
403 (install-itoolsdirs): New rule.
404 (install-mkheaders): Depend on install-itoolsdirs, not
405 install-include-dir.
407 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
409 * tree-into-ssa.c: Remove obsolete comments.
411 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
413 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
414 unrolling if -fpeel-loops is specified, too.
415 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
416 Remove superfluous check for flag_unroll_loops.
418 2005-03-21 Uros Bizjak <uros@kss-loka.si>
420 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
421 (lrint_optab, llrint_optab): Define corresponding macros.
422 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
423 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
424 pattern and llrint_optab using llrintdi2 patterns.
425 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
426 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
427 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
428 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
429 flag_unsafe_math_optimizations is set.
431 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
433 * combine.c (combine_simplify_rtx, simplify_if_then_else,
434 simplify_logical, if_then_else_cond, known_cond,
435 simplify_comparison): Adjust calls to reverse_comparison.
436 Don't use combine_reversed_comparison_code).
437 (combine_reversed_comparison_code): Remove.
438 (reversed_comparison): Using reversed_comparison_code, move it...
439 * jump.c (reversed_comparison): ... here.
440 * rtl.h (reversed_comparison): Add prototype.
442 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
444 * builtins.c (fold_builtin): Take decomposed arguments of
445 CALL_EXPR.
446 * fold-const.c (fold_ternary): Update a call to fold_builtin.
447 * gimplify.c (gimplify_call_expr): Likewise.
448 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
449 * tree.h: Update the prototype of fold_builtin.
451 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
453 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
454 * rtlhooks.c (gen_lowpart_no_emit_general): New.
455 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
456 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
457 * simplify-rtx.c (simplify_binary_operation_1): Use it.
459 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
461 * builtins.c (fold_builtin_1): Take decomposed arguments of
462 CALL_EXPR.
463 (fold_builtin): Update a call to fold_builtin_1.
465 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
467 PR other/20564
468 * gcov.c (output_lines): Only output function block summary when
469 outputting branch information.
470 * doc/gcov.texi: Document format of preamble and additional block
471 information lines.
473 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
475 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
476 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
477 the defaults false if BITS_PER_UNIT != 8.
478 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
479 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
480 than BITS_PER_UNIT != 8.
481 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
482 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
483 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
484 #undefs.
485 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
486 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
488 2005-03-20 Roger Sayle <roger@eyesopen.com>
490 PR middle-end/20539
491 * fold-const.c (fold_binary): Fix type mismatch between
492 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
493 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
494 for non-truth-valued expressions.
496 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
497 and FUNCTION_DECL in the main switch.
498 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
499 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
500 we also need to convert their operands to match.
501 <TRUTH_NOT_EXPR>: Likewise.
503 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
505 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
506 diagnostic without checking whether an lvalue.
507 * c-common.h (lvalue_p): Remove.
508 (enum lvalue_use): Update comment.
509 (lvalue_or_else): Replace by lvalue_error.
510 * c-typeck.c (lvalue_p): Make static.
511 (lvalue_or_else): New. Call lvalue_error.
513 2005-03-21 Alan Modra <amodra@bigpond.net.au>
515 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
516 (function_arg_advance): Use rs6000_parm_start.
517 (function_arg, rs6000_arg_partial_bytes): Likewise.
519 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
521 * c-common.c (check_case_value): Adjust comment about stripping
522 NOPs.
523 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
524 * c-typeck.c (default_conversion, convert_arguments,
525 build_modify_expr, convert_for_assignment, store_init_value,
526 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
527 manually. Remove inaccurate comments.
529 2005-03-20 Roger Sayle <roger@eyesopen.com>
530 Joseph S. Myers <joseph@codesourcery.com>
532 * varasm.c (do_assemble_alias): Restore comment describing function.
533 Annotate the target parameter as potentially unused.
535 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
537 PR target/18551
538 * config/avr/avr.c (avr_output_function_prologue): Do not use
539 current_function_name() in a label, use a local label instead.
541 2005-03-20 David Edelsohn <edelsohn@gnu.org>
543 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
544 flag_finite_math_only, not flag_unsafe_math_optimizations.
546 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
548 * builtins.c (fold_builtin_1): Update a call to
549 targetm.fold_builtin.
550 * hooks.c (hook_tree_tree_bool_null): Rename to
551 hook_tree_tree_tree_bool_null. Take one more argument of type
552 tree.
553 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
554 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
555 hook_tree_tree_tree_bool_null.
556 * target.h (gcc_target): Update the prototype of fold_builtin.
557 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
558 arguments of CALL_EXPR.
559 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
560 new prototype.
562 2005-03-20 Jan Hubicka <jh@suse.cz>
564 * cgraph.h (cgraph_node): Add prev_clone pointer.
565 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
566 (cgraph_clone_node): Produce doubly linked chain.
568 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
570 * c-common.c (handle_aligned_attribute, check_function_sentinel,
571 get_nonnull_operand, handle_sentinel_attribute,
572 check_function_arguments_recurse): Do not strip NOPS from
573 INTEGER_CSTs.
574 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
575 Likewise.
576 * c-format.c (get_constant): Likewise.
577 * c-parser.c (c_parser_postfix_expression): Likewise.
578 * c-typeck.c (set_init_index): Likewise.
579 (convert_arguments): Don't check for NOP_EXPR containing integer
580 constant.
582 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
584 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
585 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
586 Take decomposed arguments of CALL_EXPR.
587 (fold_builtin_1): Update calls to the functions mentioned
588 above.
590 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
592 * c-decl.c (check_bitfield_type_and_width): Require bit-field
593 width to have integer type.
594 (build_enumerator): Require enumerator value to have integer type.
596 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
598 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
599 to __builtin_inff.
601 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
603 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
604 std=iso9899:199x): Correct descriptions.
606 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
608 * config.gcc: Consistently use solaris2.1[0-9]* instead of
609 solaris2.1[0-9].
611 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
613 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
614 of CALL_EXPR.
615 (expand_builtin_memcpy, fold_builtin_1): Update calls to
616 fold_builtin_memcpy.
618 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
619 arguments of CALL_EXPR.
620 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
621 fold_builtin_found, fold_builtin_1): Update calls to
622 fold_trunc_transparent_mathfn.
624 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
626 PR middle-end/20493
627 * fold-const.c (fold_widened_comparison): Don't optimize casts of
628 function pointers on targets that require function pointer
629 canonicalization.
630 (fold_sign_changed_comparison): Likewise.
632 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
634 * combine.c (try_combine): When changing the mode of a hard reg, make
635 sure that doing so is valid.
637 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
639 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
640 (TARGET_HANDLE_OPTION): Override default.
641 (avr_handle_option): New function.
642 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
643 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
644 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
645 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
646 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
647 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
648 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
649 (TARGET_OPTIONS): Delete.
650 * config/avr/avr.opt: New file.
652 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
654 * config/m32r/m32r-protos.h: Remove the prototypes for
655 call_address_operand, symbolic_operand, seth_add3_operand,
656 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
657 reg_or_uint16_operand, reg_or_cmp_int16_operand,
658 two_insn_const_operand, move_src_operand,
659 move_double_src_operand, move_dest_operand,
660 eqne_comparison_operator, signed_comparison_operator,
661 large_insn_p, conditional_move_operand, carry_compare_operand,
662 m32r_block_immediate_operand, extend_operand,
663 reg_or_eq_int16_operand, int8_operand, and
664 reg_or_zero_operand.
665 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
666 seth_add3_operand, int8_operand, cmp_int16_operand,
667 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
668 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
669 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
670 move_double_src_operand, move_dest_operand,
671 eqne_comparison_operator, signed_comparison_operator,
672 extend_operand, small_insn_p, large_insn_p,
673 conditional_move_operand, carry_compare_operand,
674 m32r_block_immediate_operand): Move to predicates.md.
675 (MAX_MOVE_BYTES): Move to m32r.h.
676 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
677 * config/m32r/m32r.md: Include predicates.md.
678 * config/m32r/predicates.md: New.
680 2005-03-18 James E Wilson <wilson@specifixinc.com>
682 PR c++/19769
683 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
684 origin.
686 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
688 * config/mn10300/mn10300-protos.h: Remove the prototypes for
689 call_address_operand, const_8bit_operand.
690 * config/mn10300/mn10300.c (call_address_operand,
691 const_8bit_operand, const_1f_operand): Move to predicates.md.
692 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
693 * config/mn10300/mn10300.md: Include predicates.md.
694 * config/mn10300/predicates.md: New.
696 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
698 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
699 declarations in diagnostics and %E for identifiers, not %s.
701 2005-03-18 Jan Hubicka <jh@suse.cz>
702 Dale Johannesen <dalej@apple.com>
704 * basic-block.h (scale_bbs_frequencies_int,
705 scale_bbs_frequencies_gcov_type): Declare.
706 * cfg.c (RDIV): New macro.
707 (update_bb_frequency_for_threading): Fix.
708 * basic-block.h (scale_bbs_frequencies_int,
709 scale_bbs_frequencies_gcov_type): New.
710 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
711 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
712 scale_bbs_frequencies_int.
713 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
715 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
717 * config/m32r/m32r-protos.h: Remove the prototypes for
718 call_address_operand, symbolic_operand, seth_add3_operand,
719 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
720 reg_or_uint16_operand, reg_or_cmp_int16_operand,
721 two_insn_const_operand, move_src_operand,
722 move_double_src_operand, move_dest_operand,
723 eqne_comparison_operator, signed_comparison_operator,
724 large_insn_p, conditional_move_operand, carry_compare_operand,
725 m32r_block_immediate_operand, extend_operand,
726 reg_or_eq_int16_operand, int8_operand, and
727 reg_or_zero_operand.
728 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
729 seth_add3_operand, int8_operand, cmp_int16_operand,
730 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
731 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
732 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
733 move_double_src_operand, move_dest_operand,
734 eqne_comparison_operator, signed_comparison_operator,
735 extend_operand, small_insn_p, large_insn_p,
736 conditional_move_operand, carry_compare_operand,
737 m32r_block_immediate_operand): Move to predicates.md.
738 (MAX_MOVE_BYTES): Move to m32r.h.
739 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
740 * config/m32r/m32r.md: Include predicates.md.
741 * config/m32r/predicates.md: New.
743 * config/pa/pa-protos.h: Add prototypes for magic_milli and
744 shadd_constant_p.
745 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
746 symbolic_operand, symbolic_memory_operand,
747 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
748 indexed_memory_operand, move_dest_operand, move_src_operand,
749 prefetch_cc_operand, prefetch_nocc_operand,
750 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
751 arith_operand, arith11_operand, pre_cint_operand,
752 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
753 ireg_operand, int5_operand, uint5_operand, int11_operand,
754 uint32_operand, arith5_operand, and_operand, ior_operand,
755 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
756 pc_or_label_operand, div_operand, plus_xor_ior_operator,
757 shadd_operand, movb_comparison_operator,
758 cmpib_comparison_operator): Move to predicates.md.
759 (magic_milli, shadd_constant_p): Make it extern.
760 * config/pa/pa.h (PREDICATE_CODES): Remove.
761 * config/pa/pa.md: Include predicates.md.
762 * config/pa/predicates.md: New.
764 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
765 predicate.
767 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
769 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
770 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
771 config/alpha/freebsd.h, config/alpha/linux.h,
772 config/alpha/netbsd.h, config/alpha/osf5.h,
773 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
774 config/h8300/h8300-protos.h, config/h8300/h8300.c,
775 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
776 doc/cppopts.texi: Update copyright.
778 2005-03-18 Jan Hubicka <jh@suse.cz>
780 PR middle-end/20225
781 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
782 too late.
783 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
784 called too late.
786 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
788 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
789 VEC_safe_push.
791 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
793 * combine.c (gen_binary): Remove.
794 (known_cond, simplify_shift_const, find_split_point,
795 combine_simplify_rtx, simplify_if_then_else, simplify_set,
796 simplify_logical, expand_field_assignment, extract_left_shift,
797 force_to_mode, if_then_else_cond, apply_distributive_law,
798 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
799 simplify_comparison, reversed_comparison): Replace with
800 simplify_gen_binary, simplify_gen_relational or
801 distribute_and_simplify_rtx.
802 (distribute_and_simplify_rtx): New function.
804 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
805 Paolo Bonzini <gcc.gnu.org>
807 * calls.c (setjmp_call_p, special_function_p): Update comments
808 at the head of the functions.
810 2005-03-18 Jan Hubicka <jh@suse.cz>
812 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
814 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
815 function body should be released; do not proactively release function
816 bodies in non-unit-at-a-time mode.
818 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
820 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
821 mno-fp-ret-in-387 multilib variants.
823 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
825 * common.opt (m): Remove.
826 * opts.c (handle_option): Pass 'm' options to set_target_switch if
827 table lookup fails.
828 (common_handle_option): Remove OPT_m case.
830 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
832 * builtins.c (fold_builtin_bitop): Take decomposed arguments
833 of CALL_EXPR.
834 (fold_builtin_1): Update a call to fold_builtin_bitop.
836 * builtins.c (fold_builtin_signbit): Take decomposed arguments
837 of CALL_EXPR.
838 (fold_builtin_1): Update a call to fold_builtin_signbit.
840 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
842 PR tree-optimization/20474
843 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
844 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
846 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
848 * config/h8300/h8300-protos.h: Remove prototypes for
849 general_operand_src, general_operand_dst, single_one_operand,
850 single_zero_operand, call_insn_operand,
851 two_insn_adds_subs_operand, small_call_insn_operand,
852 jump_address_operand, bit_operand, bit_memory_operand,
853 stack_pointer_operand, const_int_gt_2_operand,
854 const_int_ge_8_operand, const_int_qi_operand,
855 const_int_hi_operand, incdec_operand, bit_operator,
856 nshift_operator, eqne_operator, gtle_operator,
857 gtuleu_operator, iorxor_operator.
858 Add prototypes for h8sx_shift_type h8sx_classify_shift and
859 h8300_ldm_stm_parallel.
860 * config/h8300/h8300.c (h8sx_shift_type,): Move to
861 h8300-protos.h.
862 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
863 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
864 (h8300_ldm_stm_parallel): Make it extern.
865 (h8300_ldm_parallel, h8300_stm_parallel,
866 h8300_return_parallel, general_operand_src,
867 general_operand_dst, h8300_dst_operand, h8300_src_operand,
868 nibble_operand, reg_or_nibble_operand, single_one_operand,
869 single_zero_operand, call_insn_operand,
870 two_insn_adds_subs_operand, small_call_insn_operand,
871 jump_address_operand, bit_operand, bit_memory_operand,
872 stack_pointer_operand, const_int_gt_2_operand,
873 const_int_ge_8_operand, const_int_qi_operand,
874 const_int_hi_operand, incdec_operand, eqne_operator,
875 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
876 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
877 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
878 nshift_operator): Move to predicates.md.
879 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
880 * config/h8300/h8300.md: Include predicates.md.
881 * config/h8300/predicates.md: New.
883 2005-03-17 Richard Henderson <rth@redhat.com>
885 * config.gcc (ia64*-*-hpux*): Add extra_options.
886 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
887 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
888 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
889 (ia64_tls_size_string, ia64_tune_string): Remove.
890 (ia64_tune): Init to PROCESSOR_ITANIUM2.
891 (TARGET_DEFAULT_TARGET_FLAGS): New.
892 (TARGET_HANDLE_OPTION): New.
893 (ia64_override_options): Move options parsing ...
894 (ia64_handle_option): ... here. New.
895 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
896 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
897 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
898 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
899 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
900 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
901 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
902 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
903 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
904 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
905 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
906 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
907 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
908 TARGET_EARLY_STOP_BITS): Remove.
909 (TARGET_ILP32): Default false.
910 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
911 (enum ia64_inline_type): New.
912 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
913 * config/ia64/ia64.md: Update for new definitions of
914 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
915 * config/ia64/ia64.opt: New file.
916 * config/ia64/ilp32.opt: New file.
918 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
920 PR target/18380
921 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
923 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
925 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
926 instead of MASK_H8300S.
927 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
928 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
929 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
930 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
931 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
932 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
933 TARGET_SWITCHES): Remove.
934 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
935 TARGET_H8300SX.
936 * config/h8300/h8300.opt: New.
938 * config/alpha/alpha.opt, config/arc/arc.opt,
939 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
940 notices.
942 2005-03-17 Ian Lance Taylor <ian@airs.com>
944 * gmon.c: Remove.
946 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
948 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
949 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
950 (TARGET_HANDLE_OPTION): Override default.
951 (arc_handle_option): New function.
952 (arc_init): Remove code to set arch_cpu_string.
953 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
954 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
955 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
956 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
957 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
958 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
959 (arc_rodata_string, TARGET_OPTIONS): Delete.
960 * config/arc/arc.opt: New file.
962 2005-03-17 Richard Henderson <rth@redhat.com>
964 * doc/extend.texi (Weak Pragmas): New section.
965 (attribute alias): Clarify that target must be in the same
966 translation unit.
968 2005-03-17 Richard Henderson <rth@redhat.com>
970 * config/alpha/alpha.opt: New file.
971 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
972 of alpha_cpu.
973 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
974 alpha_fprm_string, alpha_fptm_string): Make static.
975 (alpha_tls_size_string): Remove.
976 (alpha_handle_option): New.
977 (override_options): Update for alpha_cpu/alpha_tune split.
978 (alpha_file_start): Likewise.
979 (TARGET_DEFAULT_TARGET_FLAGS): New.
980 (TARGET_HANDLE_OPTION): New.
981 * config/alpha/alpha.h (alpha_tune): Declare.
982 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
983 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
984 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
985 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
986 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
987 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
988 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
989 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
990 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
991 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
992 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
993 (TARGET_DEFAULT): Remove MASK_FP.
994 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
995 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
996 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
997 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
998 alpha_tls_size_string): Remove.
999 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1000 (attribute tune): Rename from attribute cpu.
1001 * config/alpha/ev4.md: Update to match.
1002 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1003 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1004 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1005 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1006 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1007 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1009 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1011 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1012 and return without creating new state if before_nops_num is nonzero.
1013 * config/ia64/ia64.md (first_insn): New attribute.
1014 (alloc): Set it to yes.
1016 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1018 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1019 STMT_VINFO_SUBVARS to NULL.
1020 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1022 2005-03-16 Dale Johannesen <dalej@apple.com>
1024 * rtlanal.c (find_first_parameter_load): Rewrite to
1025 return actual first param load or the call if none,
1026 instead of first in block, when not all loads exist.
1028 2005-03-16 Roger Sayle <roger@eyesopen.com>
1030 * optabs.c (expand_copysign_absneg): Make static.
1031 * optabs.h (expand_copysign_absneg): Delete prototype.
1032 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1034 2005-03-16 Richard Henderson <rth@redhat.com>
1036 PR middle-end/15700
1037 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1038 (alias_pairs): Rename from output_defs.
1039 (find_decl_and_mark_needed): Split out from assemble_alias.
1040 (do_assemble_alias): New.
1041 (assemble_output_def): Remove.
1042 (finish_aliases_1, finish_aliases_2): New.
1043 (process_pending_assemble_output_defs): Remove.
1044 (assemble_alias): Defer aliases for which we don't yet have a
1045 non-external decl for the target symbol.
1046 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1047 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1048 * toplev.c (compile_file): Use finish_aliases_2 instead of
1049 process_pending_assemble_output_defs.
1050 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1051 (process_pending_assemble_output_defs): Remove.
1053 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1055 Fix PR tree-optimization/20489
1057 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1058 for empty structures.
1060 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1062 Fix PR tree-optimization/20490
1064 * tree-ssa-pre.c (create_expression_by_pieces): Use
1065 force_gimple_operand on result of fold.
1067 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1069 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1070 of closing parenthesis.
1072 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1074 * builtins.c (expand_movstr): Update a call to
1075 fold_builtin_strcpy.
1076 (expand_builtin_strncpy): Update a call to
1077 fold_builtin_strncpy.
1078 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1079 arguments of CALL_EXPR.
1080 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1081 fold_builtin_strncpy.
1082 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1083 * tree.h: Update the prototypes of fold_builtin_strcpy and
1084 fold_builtin_strncpy.
1086 2005-03-16 Steven Bosscher <stevenb@suse.de>
1087 Dorit Naishlos <dorit@il.ibm.com>
1089 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1090 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1091 error.
1093 2005-03-16 Steven Bosscher <stevenb@suse.de>
1095 * tree-inline.c (walk_type_fields, walk_tree,
1096 walk_tree_without_duplicates): Move from here...
1097 * tree.c: ...to here.
1099 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1101 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1102 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1103 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1104 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1105 (version): Define using $(BASEVER_c).
1106 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1107 version.c.
1108 (version.o): Depend on version files; add custom generation command.
1109 (prefix.o): Define BASEVER on command line.
1110 (s-iov): Depend on version files; adjust command.
1111 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1112 Add gcc-vers.texi.
1113 (gcc-vers.texi): New rule.
1114 (doc/%.info, doc/%.dvi): Add -I . to command line.
1115 (doc/gccinstall.dvi): Likewise.
1116 (PACKAGE): Delete. All uses replaced with "gcc".
1117 * aclocal.m4: Do not include gcc-version.m4.
1118 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1119 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1120 Set is_release based on contents of DEV-PHASE.
1121 Set gcc_version based on contents of BASE-VER.
1122 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1123 * config.in, configure: Regenerate.
1124 * gccbug.in: Determine version of GCC in use at runtime.
1125 * gcov-iov.c: Get version number and development phase from
1126 command line, not by including version.c.
1127 * intl.c: Replace all uses of PACKAGE with "gcc".
1128 * libada-mk.in: Delete unused "gcc_version" variable.
1129 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1130 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1131 commentary to match.
1132 (version_string): Put together from pieces.
1133 * config/alpha/x-vms: Do not use $(gcc_version).
1134 * config/i386/t-nwld: Likewise.
1135 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1136 version-GCC and DEVELOPMENT.
1138 2005-03-15 Roger Sayle <roger@eyesopen.com>
1140 PR tree-optimization/17454
1141 * tree.c (tree_size): Add case for TREE_BINFO.
1142 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1143 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1145 2005-03-15 Roger Sayle <roger@eyesopen.com>
1147 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1148 op1 whilst expanding the signed widenening multiply variant.
1150 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1152 * toplev.c (display_target_options): Avoid unused variable warning if
1153 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1154 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1155 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1156 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1157 (mips_isa_info): New variable.
1158 (mips_parse_cpu): Remove the first argument and leave the caller
1159 to report errors.
1160 (TARGET_HANDLE_OPTION): Override default.
1161 (mips_handle_option): New function. Move option validation code from...
1162 (override_options): ...here. Update calls to mips_parse_cpu.
1163 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1164 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1165 (SUBTARGET_TARGET_OPTIONS): Delete.
1166 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1167 (mno-flush-func, mtune=): New options.
1169 2005-03-15 Roger Sayle <roger@eyesopen.com>
1170 Richard Henderson <rth@redhat.com>
1172 * real.c (c4x_single_format, c4x_extended_format): Provide values
1173 for signbit_ro for c4x's single and extended floating point formats.
1174 * optabs.c (expand_copysign): Use the floating point format's
1175 signbit_ro for expanding via expand_copysign_absneg, and it's
1176 signbit_rw field for expanding via expand_copysign_bit.
1178 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1180 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1181 known_alignment_for_access_p.
1182 (known_alignment_for_access_p): New.
1183 (do_peeling_for_alignment): Field made int instead of bool and renamed
1184 to peeling_for_alignment.
1185 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1186 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1187 functionality used to be in vect_analyze_operations.
1188 (vect_analyze_operations): Code to determine vectorization factor was
1189 moved to vect_determine_vectorization_factor.
1190 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1191 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1192 factor.
1193 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1194 be part of vect_analyze_operations).
1195 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1196 creating the guard condition, as the number of iterations may be
1197 constant.
1198 (slpeel_tree_peel_loop_to_edge): Use new name of
1199 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1200 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1201 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1202 (vect_do_peeling_for_alignment): Use fold.
1203 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1205 (vect_update_inits_of_dr): Renamed to
1206 vect_update_init_of_dr.
1207 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1208 (vectorizable_store): Fix assertion to use == instead of =.
1210 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1212 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1213 call_used_regs for wCG registers.
1215 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1217 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1218 for non-offsettable memory references to cope with outstanding reload
1219 replacements, take 2.
1221 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1223 PR target/18668
1224 * config/i386/i386.h (x86_fisttp): New.
1225 (TARGET_FISTTP): New macro.
1226 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1227 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1228 instruction when fisttp flag is set.
1229 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1231 * config/i386/i386.md (type attribute): Add fisttp.
1232 (unit attribute): Set to i387 for fisttp type.
1233 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1234 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1235 TARGET_FISTTP.
1236 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1237 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1238 macros.
1239 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1240 patterns for TARGET_FISTTP. Enable patterns for
1241 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1242 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1243 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1244 implement fisttp x87 insn.
1245 (fix_trunc*_i387_fisttp splitters): New patterns.
1246 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1247 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1248 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1249 clobber.
1250 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1251 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1252 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1253 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1254 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1255 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1256 Disable patterns for TARGET_FISTTP.
1257 (fix_trunc*_i387 splitters): Implement usign mode macros.
1258 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1259 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1260 (fix_trunx*_sse peephole2s): Implement using mode macros.
1262 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1264 PR rtl-optimization/20291
1265 * combine.c (try_combine): If splitting fails, re-try with
1266 original combined pattern, i.e. before clobber stripping.
1268 2005-03-14 Eric Christopher <echristo@redhat.com>
1270 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1271 STACK_GROWS_DOWNWARD.
1273 2005-03-14 Roger Sayle <roger@eyesopen.com>
1275 * real.h (struct real_format): Split the signbit field into two
1276 two fields, signbit_ro and signbit_rw.
1277 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1278 mips_double_format, ieee_extended_motorola_format,
1279 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1280 ieee_extended_intel_128_format, ibm_extended_format,
1281 mips_extended_format, ieee_quad_format, mips_quad_format,
1282 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1283 i370_double_format, c4x_single_format, c4x_extended_format,
1284 real_internal_format): Update initializers for new field.
1285 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1286 real_format structure.
1287 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1288 field of the real_format structure.
1290 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1292 Fix PR tree-optimization/20458
1294 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1295 DECL_EXTERNAL on STRUCT_FIELD tags.
1296 (clear_call_clobbered): Ditto.
1297 * tree-ssa-operands.c (note_addressable): Make sure the original
1298 variable doesn't slip into the addressable list if we have
1299 subvars.
1300 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1301 tags too.
1303 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1305 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1306 (-fwide-exec-charset): Likewise.
1307 (-finput-charset): Likewise.
1308 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1309 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1310 * c.opt (Wnormalized): New.
1312 2005-03-14 Devang Patel <dpatel@apple.com>
1314 * doc/invoke.texi: Add reference to Visibility document.
1316 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1318 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1319 MASK_SPLIT_ADDRESSES.
1320 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1321 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1322 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1323 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1324 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1325 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1326 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1327 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1328 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1329 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1330 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1331 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1332 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1333 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1334 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1335 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1336 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1337 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1338 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1339 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1340 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1341 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1342 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1343 (TARGET_EXPLICIT_RELOCS): Delete.
1344 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1345 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1346 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1347 (override_options): Set MASK_LONG64 if -mint64 is given and no
1348 -mlongXX option is. Complain about -mint64 -mlong32.
1349 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1350 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1351 * config/mips/mips.opt: New file.
1353 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1355 * config.gcc (extra_options): New variable for listing option files.
1356 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1357 * configure.ac (extra_opt_files): New AC_SUBST variable.
1358 (tm_file_list, tm_include_list): Include options.h first.
1359 * configure: Regenerate.
1360 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1361 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1362 (s-options-h): New rule.
1363 (options.h): Depend on it.
1364 (TEXI_GCCINT_FILES): Add options.texi.
1365 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1366 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1367 * target.h (gcc_target): Add default_target_flags and handle_option.
1368 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1369 (TARGET_HANDLE_OPTION): New macros.
1370 (TARGET_INITIALIZER): Include them.
1371 * opt-functions.awk (opt_args, nth_arg): New functions.
1372 (switch_flags): Handle the "Target" flag.
1373 (var_args): Delete.
1374 (var_name): Use opt_args and nth_arg.
1375 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1376 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1377 macros for the "Mask" and "InverseMask" options.
1378 * opts.h (cl_var_cond): New enum.
1379 (cl_option): Replace the "has_set_value" and "set_value" fields with
1380 "var_cond" and "var_value".
1381 (CL_TARGET): New macro.
1382 (option_enabled, print_filtered_help): Declare.
1383 (decode_options): Move definition.
1384 * opts.c (handle_option): Search for the original option before
1385 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1386 var_cond and var_value fields. Use targetm.handle_option to handle
1387 target options.
1388 (decode_options): Set target_flags to targetm.default_target_flags.
1389 (print_filtered_help): Make global. Handle CL_TARGET.
1390 (option_enabled): New function.
1391 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1392 (display_target_options, set_target_switch, print_switch_values)
1393 (default_pch_valid_p): Guard uses of target_switches with
1394 #ifdef TARGET_SWITCHES. Also...
1395 (display_target_options): Display the CL_TARGET entries in cl_options.
1396 (set_target_option): Don't complain about the "" option when
1397 TARGET_SWITCHES is undefined.
1398 (print_switch_values): Use option_enabled.
1399 (default_pch_valid_p): Check cl_options[] when looking for something
1400 that has changed the value of target_flags.
1401 * c.opt: Remove documentation from top of file.
1402 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1403 * doc/sourecebuild.texi: Refer to the new options documentation
1404 instead of c.opt. Document machine-specific .opt files.
1405 * doc/tm.texi (target_flags): Say that this variable is declared
1406 by options.h.
1407 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1408 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1409 an alternative.
1410 * doc/options.texi: New file.
1412 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1414 PR middle-end/18628
1415 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1416 register.
1418 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1420 PR c++/20280
1421 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1422 temporary variable of pointer type if an lvalues is required.
1423 (gimplify_modify_expr_rhs): Request an rvalue from it.
1424 (gimplify_expr): Pass fallback on.
1426 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1428 * cfgbuild.c: Update comments.
1430 2005-03-14 Roger Sayle <roger@eyesopen.com>
1432 PR rtl-optimization/17236
1433 * optabs.c (expand_doubleword_mult): New helper function split out
1434 from expand_binop. Permute the order in which instructions are
1435 emitted to minimize the number of simultaneously live registers.
1436 (expand_binop): Call expand_doubleword_mult to synthesize a double
1437 word multiplication.
1439 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1441 * basic-block.h: Update the prototypes of cached_make_edge and
1442 rtl_make_eh_edge.
1443 * cfg.c (cached_make_edge): Take edge_cache representing one
1444 row of the adjacency matrix of edges.
1445 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1446 (make_edges): Initialize edge_cache to represent one row of
1447 the adjacency matrix of edges.
1449 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1451 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1452 New functions.
1453 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1454 Remove unused removed_phis variable.
1455 (conditional_replacement): Use build1/build2.
1456 (abs_replacement): Use last_and_only_stmt and build1/build2.
1458 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1460 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1461 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1462 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1463 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1464 * c-common.c (handle_novops_attribute): New function.
1465 (c_common_attribute_table): Add "no vops" entry.
1466 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1467 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1468 * tree-ssa-operands.c (get_call_expr_operands): Do not
1469 create virtual operands for calls with ECF_NOVOPS flag.
1470 * tree.h (DECL_IS_NOVOPS): New macro.
1471 (struct tree_decl): Add novops_flag.
1472 (ECF_NOVOPS): New constant.
1474 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1476 PR target/17688
1477 * config/i386/i386.c (x86_use_himode_fiop): New.
1478 (x86_use_simode_fiop): Rename from x86_use_fiop.
1479 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1480 (TARGET_USE_HIMODE_FIOP): New.
1481 (x86_use_simode_fiop): Rename from x86_use_fiop.
1482 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1484 * config/i386/i386.md (X87MODEI12): New mode macro define.
1485 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1486 to implement x87 FP compare with HImode input operands.
1487 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1488 Use X87MODEI12 mode macro to handle HImode input operands.
1489 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1490 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1491 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1492 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1493 macro to implement x87 operators with HImode input operands.
1494 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1495 input operands.
1497 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1499 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1500 integer_zerop.
1501 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1502 constants invariant.
1504 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1506 * basic-block.h (BB_VISITED): Removed.
1507 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1509 2005-03-14 Falk Hueffner <falk@debian.org>
1511 PR bootstrap/20424
1512 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1514 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1516 * ggc-zone.c: Fix comment typos.
1518 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1519 stringpool.c, config/mips/mips-protos.h: Update copyright.
1521 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1523 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1524 throughout with its typedef, "rtx".
1525 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1526 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1527 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1528 regs in comment to match code.
1530 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1532 * except.c (check_handled): Make it static.
1533 * except.h: Remove the corresponding prototype.
1535 * function.c (get_func_frame_size): Make it static.
1536 * function.h: Remove the corresponding type.
1538 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1539 Make them static.
1540 * hard-reg-set.h: Remove the corresponding declarations.
1542 * tree-cfg.c (verify_stmts): Check that
1543 bb_for_stmt (stmt) == bb for every PHI node and statement.
1545 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1547 * config.gcc: Remove excess indentation.
1548 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1550 2005-03-13 Roger Sayle <roger@eyesopen.com>
1552 PR middle-end/19331
1553 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1554 * fold-const.c (fold_sign_changed_comparison): Likewise.
1555 (fold_binary): Optimize comparisons against widened operands if
1556 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1558 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1560 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1561 (sparc_override_options): Initialize it.
1562 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1564 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1566 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1567 (reg_or_none500mem_operand): New predicate.
1568 (zero_reg_mem_operand): New predicate.
1569 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1570 to reg_or_none500mem_operand.
1571 (extendsfdf2_fpr): Add MEM alternative.
1572 (extenddftf2_internal): Change operand2 predicate to
1573 zero_reg_mem_operand.
1575 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1577 * ggc-zone.c: Rewritten.
1579 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1580 if there are none.
1581 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1582 * config.in: Regenerated.
1583 * configure: Regenerated.
1584 * gengtype.c (write_types_process_field, write_func_for_structure):
1585 Pass new argument to gt_pch_note_object.
1586 * ggc-common.c (struct ptr_data): Add TYPE.
1587 (gt_pch_note_object): Take TYPE argument and save it.
1588 (call_count): Update call to ggc_pch_count_object.
1589 (call_alloc): Update call to ggc_pch_alloc_object.
1590 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1591 file.
1592 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1593 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1594 (ggc_alloc_zone_stat): Delete.
1595 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1596 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1597 (ggc_pch_alloc_object): Update prototypes.
1598 (garbage_zone): Delete.
1599 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1600 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1601 pointers.
1602 (tree_id_zone): New variable.
1603 (ggc_alloc_cleared_zone): Remove unused.
1604 (ggc_alloc_zone): Define.
1605 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1606 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1607 ggc_alloc_zone_stat.
1608 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1609 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1610 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1611 (make_node_stat): Likewise. Use tree_id_zone.
1613 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1614 Joseph S. Myers <joseph@codesourcery.com>
1616 * configure.ac: Check for MIPS TLS.
1617 * configure: Regenerated.
1618 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1619 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1620 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1621 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1622 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1623 (mips_classify_symbol, mips_symbolic_constant_p)
1624 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1625 (mips_tls_operand_p, mips_call_tls_get_addr)
1626 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1627 (mips_tls_symbol_ref_1): New functions.
1628 (mips_legitimize_address, mips_legitimize_const_move): Call
1629 mips_legitimize_tls_address.
1630 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1631 for MIPS16.
1632 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1633 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1634 (mips_char_to_class): Document V1_REG.
1635 (HAVE_AS_TLS): Provide default.
1636 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1637 constants.
1638 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1639 !TARGET_ABICALLS.
1640 (tls_get_tp_<mode>): New instruction.
1642 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1644 * configure.ac: Update checks for target tools.
1645 * configure: Regenerated.
1647 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1649 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1651 2005-03-13 Roger Sayle <roger@eyesopen.com>
1653 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1654 more classes of DImode multiplication by constant. Allow both
1655 multiplication by small negative constants (by performing a
1656 multiplication by a positive constant and negating the result) and
1657 multiplications by large powers of two, by using a left shift.
1659 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1661 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1662 of basic blocks into work_stack.
1664 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1665 config/mips/vr.h: Update copyright.
1667 * c-decl.c (c_init_decl_processing): Remove useless calls to
1668 build_function_type.
1670 * builtins.c (fold_trunc_transparent_mathfn,
1671 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1672 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1673 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1674 fold_builtin_strcpy, fold_builtin_strncpy,
1675 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1676 TREE_TYPE (exp).
1678 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1679 before_call.
1681 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1682 variable determinant.
1684 * tree-cfg.c (group_case_labels): Remove local variable type.
1686 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1687 variable ann.
1689 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1690 result.
1692 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1694 PR target/18251
1695 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1696 (*movmemqi_insn): Delete.
1697 (*movmemhi): Delete.
1699 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1701 * builtins.c (fold_builtin_classify): Take decomposed
1702 arguments of CALL_EXPR.
1703 (fold_builtin_1): Update a call to fold_builtin_classify.
1705 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1707 PR c/20402
1708 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1709 through into call to parser_xref_tag after parse error.
1710 (c_parser_struct_declaration): Consistently return NULL_TREE on
1711 error.
1713 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1715 * tree-flow-inline.h (ref_contains_array_ref): New function.
1716 (lookup_subvars_for_var): Ditto.
1717 (get_subvars_for_var): Ditto.
1718 (var_can_have_subvars): Ditto.
1720 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1721 (struct subvar): New type.
1723 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1725 * tree-optimize.c (init_tree_optimization_passes): Call
1726 pass_create_structure_vars.
1728 * tree-ssa-alias.c: Include vec.h.
1729 (init_alias_info): Don't auto-clear call clobbered on struct-field
1730 tags.
1731 (compute_flow_insensitive_aliasing): Handle subvars.
1732 (group_aliases): Handle STRUCT_FIELD aliases.
1733 (setup_pointers_and_addressables): Ditto.
1734 Don't mark variables non-addressable if they still have
1735 addressable subvars.
1736 Also mark subvars addressable when the real variable is marked
1737 addressable.
1738 (add_pointed_to_var): Try to prune the pointed-to set by only
1739 pointing to subvars when possible.
1740 Otherwise, make sure we set addresses_needed and pt_vars to
1741 properly include subvars.
1742 (bitpos_of_field): New function.
1743 (push_fields_onto_fieldstack): Ditto.
1744 (get_or_create_used_part_for): Ditto.
1745 (create_overlap_variables_for): Ditto.
1746 (find_used_portions): Ditto.
1747 (create_structure_vars): Ditto.
1748 (pass_create_structure_vars): New structure.
1750 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1751 (get_expr_operands): Handle subvars. Also try to turn
1752 COMPONENT_REF accesses into must-defs now that we can accurately
1753 portray it.
1754 (note_addressable): Try to only mark as addressable those subvars
1755 we know a COMPONENT_REF touches.
1756 (overlap_subvar): New function.
1758 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1759 Handle subvar storing.
1760 (vect_address_analysis): Update caller of vect_object_analysis.
1762 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1764 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1765 (STMT_VINFO_SUBVARS): New macro.
1767 * common.opts: add flag_tree_salias.
1769 * opts.c (decode_options): flag_tree_salias defaults to on.
1771 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1773 * doc/tree-ssa.texi: Document structural alias analysis.
1775 2005-03-12 Steven Bosscher <stevenb@suse.de>
1777 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1778 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1779 * tree-ssa-operands.c (get_expr_operands): Likewise.
1780 (get_expr_operands): Likewise for ERROR_MARK.
1782 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1784 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1785 var.
1787 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1788 removed_phis.
1790 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1791 (mark_operand_necessary): Remove local variable ver.
1793 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1794 variable prefix_len.
1796 * value-prof.c (mod_subtract_transform): Remove local variable
1797 value.
1799 * builtins.c (fold_builtin_exponent): Take decomposed
1800 arguments of CALL_EXPR.
1801 (fold_builtin_1): Update a call to fold_builtin_exponent.
1803 * builtins.c (fold_builtin_logarithm): Take decomposed
1804 arguments of CALL_EXPR.
1805 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1807 * c-decl.c (c_init_decl_processing): Remove local variables
1808 ptr_ftype_void and ptr_ftype_ptr.
1810 * gimplify.c (gimplify_expr): Remove local variables r0 and
1811 r1.
1813 * reg-stack.c (move_for_stack_reg): Remove local variable
1814 push_insn.
1815 (compare_for_stack_reg): Remove local variable flags_user.
1816 (convert_regs_1): Remove local variable deleted.
1818 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1819 variable new_cond.
1820 (combine_blocks): Remove local variables exits and new_e.
1822 * tree-inline.c (expand_call_inline): Remove local variable
1823 decl.
1825 * tree-ssa-live.c (create_ssa_var_map,
1826 calculate_live_on_entry): Remove local variable snn.
1828 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1830 * c-lex.c (c_lex_with_flags): Add parameter to call to
1831 cpp_spell_token.
1833 2005-03-11 Per Bothner <per@bothner.com>
1835 * c-tree.h (struct c_declarator): New id_loc field.
1836 * c-pragma.h (c_lex_with_flags): Take position reference.
1837 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1838 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1839 (c_lex): Pass dummy location to c_lex_with_flags.
1840 * c-parser.c (c_lex_one_token): Set c_token's location using
1841 c_lex_with_flags, instead of input_location, which might be "ahead".
1842 (c_parser_direct_declarator): Set declarator's id_loc from
1843 c_token's id_loc.
1844 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1845 declarator's id_loc, rather than probably-imprecise input_location.
1846 (build_id_declarator): Initialize c_declarator's id_loc field.
1848 2005-03-11 Roger Sayle <roger@eyesopen.com>
1850 PR middle-end/20419
1851 * builtins.c (expand_builtin_signbit): Force the signbit's word
1852 into an integer register to avoid SUBREGs of floating point modes.
1854 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1856 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1857 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1858 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1859 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1861 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1863 PR rtl-optimization/20306
1864 * expr.c (emit_move_complex): Set try_int false if mode is
1865 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1866 emit_block_move if try_int is true.
1868 2005-03-11 Richard Henderson <rth@redhat.com>
1870 PR target/20415
1871 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1872 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1873 to match.
1875 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1877 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1878 (TARGET_FIX_VR4130): New macro.
1879 (TARGET_OPTIONS): Add -mfix-vr4130.
1880 (ISA_HAS_MACCHI): New macro.
1881 (ASM_SPEC): Add -mfix-vr4130.
1882 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1883 (override_options): Handle mips_fix_vr4130_string.
1884 (mips_avoid_hazards): Clear all_noreorder_p
1885 if we're working around VR4130 errata and the macc alternatives
1886 are not available.
1887 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1888 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1889 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1890 (MULTILIB_DEFAULTS): Remove leading "march=".
1891 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1892 if no architecture option is given.
1893 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1894 VR4130 multilibs.
1895 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1896 * doc/invoke.texi: Document -mfix-vr4130.
1898 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1900 * config/mips/mips.c (override_options): Only warn about -mint64
1901 deprecation if TARGET_INT64.
1903 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1905 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1906 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1907 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1908 are non-specific regarding the nonnull parameter positions.
1909 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1910 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1911 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1912 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1914 * builtins.def: Use the non-specific "nonnull" attibute lists.
1916 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1918 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1919 single_pred_edge, single_succ, single_pred): Improve comments.
1921 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1923 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1924 single_pred_edge, single_succ, single_pred): New inline functions.
1925 * bb-reorder.c (rotate_loop, find_traces_1_round,
1926 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1927 duplicate_computed_gotos): Use the single_succ/pred functions.
1928 * cfganal.c (forwarder_block_p): Ditto.
1929 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1930 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1931 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1932 merge_seq_blocks): Ditto.
1933 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1934 * cfglayout.c (fixup_reorder_chain): Ditto.
1935 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1936 canonicalize_loop_headers, verify_loop_structure): Ditto.
1937 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1938 mfb_update_loops, create_preheader, force_single_succ_latches,
1939 create_loop_notes): Ditto.
1940 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1941 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1942 commit_one_edge_insertion, purge_dead_edges,
1943 cfg_layout_can_merge_blocks_p): Ditto.
1944 * except.c (sjlj_emit_function_enter): Ditto.
1945 * flow.c (init_propagate_block_info): Ditto.
1946 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1947 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1948 insert_insn_end_bb): Ditto.
1949 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1950 find_if_case_2): Ditto.
1951 * lambda-code.c (perfect_nestify): Ditto.
1952 * lcm.c (optimize_mode_switching): Ditto.
1953 * loop-doloop.c (doloop_modify): Ditto.
1954 * loop-init.c (loop_optimizer_init): Ditto.
1955 * loop-iv.c (simplify_using_initial_values): Ditto.
1956 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1957 * loop-unswitch.c (unswitch_loop): Ditto.
1958 * modulo-sched.c (generate_prolog_epilog): Ditto.
1959 * predict.c (combine_predictions_for_insn, estimate_probability,
1960 tree_estimate_probability, last_basic_block_p,
1961 estimate_bb_frequencies): Ditto.
1962 * profile.c (branch_prob): Ditto.
1963 * regrename.c (copyprop_hardreg_forward): Ditto.
1964 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1965 * tracer.c (layout_superblocks): Ditto.
1966 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1967 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1968 cleanup_control_expr_graph, disband_implicit_edges,
1969 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1970 tree_verify_flow_info, tree_make_forwarder_block,
1971 tree_forwarder_block_p, remove_forwarder_block,
1972 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1973 * tree-if-conv.c (tree_if_conversion): Ditto.
1974 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1975 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1976 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1977 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1978 copy_loop_headers): Ditto.
1979 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1980 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1981 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1982 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1983 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1984 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1985 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1986 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1987 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1988 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1989 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1990 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1991 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1992 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1993 slpeel_add_loop_guard): Ditto.
1995 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1997 PR tree-optimization/15784
1998 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1999 and -1 - A to ~A.
2001 * stmt.c (expand_case): Don't change index_type. Convert minval
2002 to the proper type.
2004 PR tree-optimization/20130
2005 * fold-const.c (fold): Fold x * -1 into -x.
2007 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2009 PR rtl-optimization/20331
2010 * rtlanal.c (modified_between_p): Check its address first for MEM.
2011 (modified_in_p): Likewise.
2013 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2015 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2017 2005-03-10 Steven Bosscher <stevenb@suse.de>
2019 * expr.c (expand_expr_real_1): If possible, use a conditional
2020 move for expanding MIN_EXPR and MAX_EXPR.
2021 Use temp for moving around rtx-en.
2023 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2025 PR rtl-opt/20412
2026 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2027 correct mode.
2029 2005-03-10 Roger Sayle <roger@eyesopen.com>
2031 * builtins.c (expand_builtin_signbit): Extend to handle floating
2032 point modes wider than the largest integer type, using the
2033 operand_subword_force function to obtain the signbit's word.
2035 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2037 PR target/20322
2038 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2039 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2041 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2043 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2045 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2047 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2048 type void.
2049 (perform_edge_inserts): Unconditionally call
2050 free_dominator_info.
2052 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2054 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2056 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2058 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2060 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2062 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2063 gcc_unreachable.
2064 (rtl_register_value_prof_hooks,
2065 tree_value_profile_transformations,
2066 tree_register_value_prof_hooks): Likewise.
2067 * var-tracking.c (stack_adjust_offset_pre_post,
2068 variable_htab_free, variable_union, dataflow_set_different_2,
2069 count_uses, variable_was_changed, set_frame_base_location,
2070 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2071 vt_add_function_parameters): Likewise.
2072 * varasm.c (named_section_real, named_section, make_decl_rtl,
2073 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2074 const_hash_1, compare_constant, copy_constant, force_const_mem,
2075 output_constant_pool_2, output_constant_pool_1, output_constant,
2076 output_constructor, make_decl_one_only, decl_tls_model,
2077 default_no_named_section, default_elf_select_section_1,
2078 default_unique_section_1): Likewise.
2079 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2080 * vmsdbgout.c (addr_const_to_string): Likewise.
2082 PR c++/20375
2083 * function.c (struct assign_parm_data_one): Remove last_named
2084 field.
2085 (assign_parm_find_data_types): Don't determine last_named.
2086 Reorder named_parm determination.
2087 (assign_parms): Only setup varargs on the last non-varadic
2088 parameter.
2090 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2092 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2093 sda base address on medium model.
2095 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2097 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2098 * cfgloop.c (flow_loop_nodes_find): Export.
2099 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2100 Declare.
2101 * cfgloopmanip.c (fix_loop_structure): New function.
2102 * predict.c (predict_loops): Clean up the loops information.
2103 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2104 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2105 loop structure.
2106 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2107 (rewrite_into_loop_closed_ssa): Declaration changed.
2108 * tree-loop-linear.c (linear_transform_loops): Add argument to
2109 rewrite_into_loop_closed_ssa call.
2110 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2111 * tree-ssa-loop-im.c (move_computations): Ditto.
2112 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2113 * tree-vectorizer.c (vectorize_loops): Ditto.
2114 * tree-optimize.c: Include cfgloop.h.
2115 (execute_todo): Choose whether to call cleanup_tree_cfg or
2116 cleanup_tree_cfg_loop.
2117 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2118 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2119 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2120 cleanup_tree_cfg_loop call.
2121 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2122 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2123 work on part of cfg.
2125 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2127 PR inline-asm/20314
2128 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2129 with multiple alternatives.
2131 * stmt.c (parse_output_constraint): Fix a typo.
2133 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2135 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2136 assembly directive instead of deprecated "no-generics".
2138 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2140 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2141 for non-offsettable memory references to cope with outstanding reload
2142 replacements.
2143 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2144 avoid losing outstanding address reloads.
2145 ("reload_outdi", "reload_outdf"): Likewise.
2147 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2149 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2150 code. Add more cbrt transformations.
2152 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2154 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2156 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2158 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2159 NULL_TREE when a given tree is not simplified.
2160 (fold): Return the original tree when any of the functions
2161 mentioned above NULL_TREE.
2163 * fold-const.c (fold_unary, fold_binary): Take decomposed
2164 arguments, code, type, op0, and op1 in case of fold_binary.
2165 (fold): Update calls to fold_unary and fold_binary.
2167 2005-03-09 Roger Sayle <roger@eyesopen.com>
2169 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2170 a fndecl and an arglist instead of a CALL_EXPR, exp.
2172 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2174 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2176 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2178 * expr.c (expand_assignment): Remove orig_to_rtx.
2180 * fold-const.c (int_const_binop): Remove no_overflow.
2182 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2184 * loop-iv.c (get_biv_step_1): Remove lhs.
2186 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2188 * real.c (real_nan): Remove neg.
2190 * function.c (thread_prologue_and_epilogue_insns): Remove i
2191 and newinsn.
2193 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2194 tb.
2196 * tree-eh.c (tree_could_trap_p): Remove idx.
2198 * tree-into-ssa.c (ann): Remove ann.
2200 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2202 * tree-sra.c (decide_block_copy): Remove inst_count.
2204 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2206 * tree-ssa-loop-im.c (lhs): Remove.
2208 * cfgbuild.c (state, STATE, SET_STATE,
2209 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2210 make_edges.
2211 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2212 (find_basic_blocks): Set the state of each basic block to
2213 BLOCK_NEW.
2215 2005-03-08 Jeff Law <law@redhat.com>
2217 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2218 goto results in the removal of edges in the CFG, then we need
2219 to recompute dominators.
2221 2005-03-09 Ben Elliston <bje@au.ibm.com>
2223 * c-common.c (c_do_switch_warnings): Comment fix.
2225 2005-03-08 Julian Brown <julian@codesourcery.com>
2227 * Patch from 2005-03-08 reverted for causing regressions and
2228 ppc-darwin bootstrap failure.
2230 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2232 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2233 Define the real function for ppc-darwin.
2234 * c-typeck.c (convert_arguments): Check for target-specific
2235 invalid argument call to unprototyped function.
2236 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2237 New Macro.
2238 * target.h (invalid_arg_for_unprototyped_fn): New field
2239 in struct calls.
2240 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2241 default target hook.
2242 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2243 Declare.
2245 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2247 * c-typeck.c (constructor_stack, constructor_range_stack,
2248 initializer_stack): Make them static.
2250 * cfg.c (rbi_pool): Make it static.
2252 * gimple-low.c (lower_stmt_body): Make it static.
2253 * tree-flow.h: Remove the corresponding prototype. Don't
2254 declare lower_data.
2256 * sched-deps.c (cache_size): Make it static.
2258 * stor-layout.c (lang_adjust_rli): Make it static.
2260 2005-03-08 Julian Brown <julian@codesourcery.com>
2262 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2263 from being used for symbols with vague linkage when
2264 HAVE_GAS_COMDAT_GROUP is true.
2266 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2268 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2269 nlabel == JUMP_LABEL (jump).
2271 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2273 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2274 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2275 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2276 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2278 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2280 PR c/14411
2281 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2282 * c-common.c (handle_returns_twice): New function.
2283 (c_common_attribute_table): Declare eturns_twice' attribute.
2284 * doc/extend.texi: Document eturns_twice' attribute.
2285 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2286 (struct tree_decl): Add returns_twice_flag.
2288 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2290 * tree-ssa-phiopt.c: Fix a comment typo.
2292 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2293 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2294 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2295 copyright.
2297 2005-03-08 Richard Henderson <rth@redhat.com>
2299 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2300 builtin codes with ctzdi2, clzdi2, popcountdi2.
2301 (struct alpha_builtin_def): Add is_const.
2302 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2303 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2304 (alpha_init_builtins): Init them. Set nothrow and const attributes
2305 on builtins.
2306 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2307 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2308 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2309 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2310 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2311 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2312 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2313 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2314 (TARGET_FOLD_BUILTIN): New.
2315 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2316 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2317 (ffsdi2): Use ctz.
2318 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2320 2005-03-08 Ira Rosen <irar@il.ibm.com>
2322 PR tree-optimization/20122
2323 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2324 condition of access function instead of base.
2326 2005-03-07 Jeff Law <law@redhat.com>
2327 Steven Bosscher <stevenb@suse.de>
2329 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2330 (find_taken_edge): Call find_taken_edge_computed_goto as
2331 appropriate. Allow any gimple invariant rather than just
2332 INTEGER_CST for VAL.
2333 (cleanup_control_flow): Cleanup a computed goto which has turned
2334 into a simple goto.
2335 (tree_merge_blocks): If block B has any forced labels, move
2336 them to the start of block A.
2337 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2338 computed gotos as well.
2339 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2340 removal of unnecessary computed gotos too.
2341 (lookup_redirection_data): Fix type of INSERT argument. Callers
2342 updated.
2344 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2346 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2347 Remove trailing spaces.
2349 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2350 unshare_all_trees): Make them static.
2351 * tree-gimple.h: Remove the corresponding prototypes.
2353 * diagnostic.h: Remove unused prototype
2354 debug_output_buffer.
2355 * modulo-sched.c: Remove unused prototype
2356 set_row_column_for_ps.
2358 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2359 replace_phi_edge_with_variable): Remove unused variable i.
2361 2005-03-07 Per Bothner <per@bothner.com>
2363 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2365 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2367 PR tree-opt/17671
2368 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2369 bbs on the COND_EXPR instead of the PHI_NODEs.
2370 (candidate_bb_for_phi_optimization): Remove.
2371 (replace_phi_with_stmt): Rename to ...
2372 (replace_phi_edge_with_variable): this and change so that we
2373 replace the phi argument instead of removing the PHI.
2374 (conditional_replacement): Change so we deal with PHI with more
2375 than two arguments.
2376 (value_replacement): Likewise.
2377 (abs_replacement): Likewise.
2379 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2381 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2382 output_e500_flip_gt_bit.
2384 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2385 as bit 31.
2386 (rs6000_generate_compare): Fix logic to look at the correct bits.
2387 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2388 Look at GT bit.
2389 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2390 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2391 gen_move_from_CR_gt_bit.
2393 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2394 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2395 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2397 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2398 (E500_CR_IOR_COMPARE): New constant.
2400 2005-03-08 Earl Chew <earl_chew@agilent.com>
2401 David Billinghurst <David.Billinghurst@riotinto.com>
2403 * config/i386/host-cygwin.c: New file to support precompiled
2404 headers on cygwin
2405 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2406 * config.host: Use above files for cygwin host.
2408 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2410 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2411 ordering ops from earlier change.
2413 2005-03-07 Per Bothner <per@bothner.com>
2415 Various fixes to allow us to again build if --enable-mapped-location:
2416 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2417 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2418 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2419 local variable loc. Change logic appropriately.
2420 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2421 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2422 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2423 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2424 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2426 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2428 PR rtl-optimization/19683
2429 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2430 number of bytes, to smallest_int_for_mode. Fix arguments to
2431 REG_CANNOT_CHANGE_MODE_P.
2433 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2435 * reorg.c (relax_delay_slots): Check that the jump is
2436 conditional before trying to invert it.
2438 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2440 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2441 Make them static.
2443 * calls (stack_arg_under_construction): Make it static.
2445 * flow.c (regs_live_at_setjmp): Make it static.
2446 * flow.h: Remove the corresponding prototype.
2448 * reload1.c (reload_startobj, reload_firstobj,
2449 something_needs_operands_changed, reload_inherited,
2450 reload_inheritance_insn, reload_override_in,
2451 reload_spill_index): Make them static.
2453 * recog.c (verify_changes): Make it static.
2454 * recog.h: Remove the corresponding prototype.
2456 * cfgbuild.c (find_sub_basic_blocks): Remove.
2457 * basic-block.h: Remove the corresponding prototype.
2458 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2459 in comments.
2460 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2462 * tree-ssa-operands.c (check_build_stmt): Remove.
2464 * stor-layout.c (set_alignment): Remove.
2465 * tree.h: Remove the corresponding prototype.
2467 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2469 * tree-ssa-dce.c (control_dependence_map,
2470 visited_control_parents): Make them static.
2472 * cfghooks.c (verify_flow_info): Remove local variable
2473 num_bb_notes.
2475 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2476 last_bb_seen.
2478 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2480 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2482 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2484 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2486 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2487 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2488 PARALLEL for an empty structure.
2490 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2492 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2494 * fold-const.c (fold_binary): Unroll the very first "for"
2495 loop.
2497 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2499 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2500 redundant match_code test.
2501 (scc_comparison_operator): Swap match_operand and match_code
2502 tests.
2503 (branch_positive_comparison_operator): Same.
2504 (trap_comparison_operator): Use comparison_operator and swap with
2505 match_code test.
2507 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2509 PR target/20288
2510 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2511 (out_movhi_r_mr): Read low byte of volatile MEM first.
2512 (out_movhi_mr_r): Write high byte of volatile MEM first.
2514 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2516 * cselib.c (reg_values, reg_values_size): Make them static.
2518 * cse.c (cse_reg_info_table): Make it static.
2520 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2522 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2524 * cse.c (find_best_addr): Use canon_for_address.
2526 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2528 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2529 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2530 SUBREG and MEM, respectively.
2532 * fold-const.c (fold_binary): Use code instead of t.
2534 * fold-const.c (optimize_minmax_comparison): Take decomposed
2535 arguments code, type, op0, and op1 instead of t.
2536 (fold_binary): Update a call to optimize_minmax_comparison.
2538 * fold-const.c (fold_range_test): Take decomposed arguments
2539 code, type, op0, and op1 instead of t.
2540 (fold_binary): Update a call to fold_range_test.
2542 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2543 decomposed arguments code, type, op0, and op1 instead of t.
2544 (fold_binary): Update a call to fold_range_test.
2546 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2548 * fold-const.c (fold_binary): Avoid directly using the original
2549 expression t as much as possible.
2551 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2553 * c-semantics.c (build_stmt): Use TYPE_P instead of
2554 IS_NON_TYPE_CODE_CLASS.
2555 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2556 (NON_TYPE_CHECK): Use TYPE_P instead of
2557 IS_NON_TYPE_CODE_CLASS.
2559 * fold-const.c (fold): Remove handling of binary expressions.
2561 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2563 * doc/c-tree.texi: Wrap comments in @r{}.
2564 * doc/cpp.texi: Likewise.
2565 * doc/cppinternals.texi: Likewise.
2566 * doc/extend.texi: Likewise.
2567 * doc/md.texi: Likewise.
2568 * doc/objc.texi: Likewise.
2569 * doc/sourcebuild.texi: Likewise.
2570 * doc/tm.texi: Likewise.
2571 * doc/tree-ssa.texi
2573 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2575 * predict.c (apply_return_prediction): Standardize PHI chain
2576 walking.
2577 * tree-ssa.c (ssa_redirect_edge): Likewise.
2579 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2580 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2581 Update copyright.
2583 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2584 * tree-flow.h: Adjust the prototype for remove_phi_node.
2585 * lambda-code.c (perfect_nestify): Adjust a call to
2586 remove_phi_node.
2587 * tree-cfg.c
2588 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2589 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2590 Likewise.
2591 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2592 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2593 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2594 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2596 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2597 of GEN_INT (trunc_int_for_mode (...)).
2598 * loop-iv.c (iv_number_of_iterations): Likewise.
2599 * postreload.c (reload_cse_move2add): Likewise.
2600 * simplify-rtx.c (simplify_const_unary_operation,
2601 simplify_const_binary_operation): Likewise.
2602 * stor-layout.c (get_mode_bounds): Likewise.
2604 * fold-const.c (fold_binary): New.
2605 (fold): Call fold_binary on binary expressions.
2607 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2609 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2610 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2611 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2612 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2613 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2615 2005-03-04 Devang Patel <dpatel@apple.com>
2617 PR tree-optimization/18815
2618 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2619 loops with zero exit edges.
2621 2005-03-04 Devang Patel <dpatel@apple.com>
2623 * doc/invoke.texi: Remove reference to webpage that does not exist.
2625 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2626 Joseph S. Myers <joseph@codesourcery.com>
2628 PR c++/19797
2629 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2630 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2631 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2632 * pa.c (get_plabel): Change argument to symbol_ref. Call
2633 maybe_get_identifier instead of get_identifier.
2634 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2635 (struct deferred_plabel): Replace name field with symbol field.
2636 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2637 ASM_OUTPUT_EXTERNAL_REAL is defined.
2638 (output_global_address): Use output_addr_const for output of all
2639 symbol_refs.
2640 (output_deferred_plabels): Use symbol_ref instead of name for address
2641 output.
2642 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2643 ASM_OUTPUT_SYMBOL_REF): New macros.
2644 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2645 comment.
2646 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2647 label.
2649 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2651 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2652 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2654 2005-03-04 Jeff Law <law@redhat.com>
2656 * basic-block.h (rediscover_loops_after_threading): Declare.
2657 * tree-ssa-dom.c: Include cfgloop.h.
2658 (tree_ssa_dominator_optimize): Discover loops and some basic
2659 properties. Remove forwarder blocks recreated by loop header
2660 canonicalization. Also mark backedges in the CFG.
2661 * tree-ssa-threadupdate.c: Include cfgloop.h
2662 (rediscover_loops_after_threading): Define.
2663 (struct local_info): New field, JUMP_THREADED.
2664 (prune_undesirable_thread_requests): New function.
2665 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2666 then record that fact for the callers of redirct_edges.
2667 (thread_block): If BB has incoming backedges, then call
2668 prune_undesirable_thraed_requests. Note when we are
2669 going to have to rediscover loop information. Return a
2670 boolean indicating if any jumps were threaded.
2671 (thread_through_all_blocks): Bubble up boolean indicating
2672 if any jumps were threaded.
2673 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2674 (tree-ssa-threadupdate.o): Similarly.
2676 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2678 * fold-const.c (fold_ternary): Unroll the "for" loop to
2679 extract operands.
2681 2005-03-04 Andrew Haley <aph@redhat.com>
2683 * unwind-dw2-fde-glibc.c (struct
2684 unw_eh_callback_data.check_cache): New field.
2685 (frame_hdr_cache): New.
2686 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2687 Cache frame header info.
2689 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2691 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2692 (print_c_condition): Declare.
2693 * read-rtl.c (ptr_loc): New structure.
2694 (ptr_locs, ptr_loc_obstack, joined_conditions)
2695 (joined_conditions_obstack): New variables.
2696 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2697 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2698 (join_c_conditions, print_c_condition): New functions.
2699 (apply_macro_to_string): Associate the new string with the same
2700 source location as the old one.
2701 (add_condition_to_string): Use join_c_conditions.
2702 (read_string): Use set_rtx_ptr_loc to record a filename and line
2703 number for the string.
2704 (read_rtx): Initialize the new variables above.
2705 * genattrtab.c (write_test_expr, write_attr_value): Use
2706 print_c_condition.
2707 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2708 comment above the GCC_VERSION check.
2709 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2710 Inline the definition of MAYBE_EVAL.
2711 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2712 * genoutput.c (process_template): Likewise.
2713 * genpreds.c (write_predicate_subfunction): Likewise.
2714 (write_predicate_expr): Use print_c_condition.
2715 * genrecog.c (write_cond): Likewise.
2716 * gensupport.c (process_rtx): Use join_c_conditions to join the
2717 conditions of a define_insn_and_split. Record a source location
2718 for the string after the "&&".
2719 (alter_test_for_insn): Use join_c_conditions.
2721 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2723 Revert for now:
2724 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2725 PR tree-optimization/15784
2726 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2727 and -1 - A to ~A.
2729 2005-03-04 Ben Elliston <bje@au.ibm.com>
2731 * gcc.c (option_map): Add --coverage.
2732 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2733 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2734 * config/darwin.h: Pass -lgcov for `coverage'.
2735 * doc/invoke.texi (Debugging Options): Document --coverage.
2737 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2739 * gcse.c (bypass_block): Use find_edge wherever possible.
2741 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2743 Fix PR debug/20253
2745 * c-opts.c (c_common_parse_file): Call start_source_file
2746 and end_source_file at the approriate times.
2748 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2749 the main file, it will be done for us now.
2751 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2753 * fold-const.c (fold_ternary): New.
2754 (fold): Call fold_ternary on ternary expressions. Remove
2755 handling of ternary expressions.
2757 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2759 PR tree-optimization/15784
2760 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2761 and -1 - A to ~A.
2763 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2765 * config/rs6000/predicates.md (branch_comparison_operator):
2766 Convert from C block to conditional format.
2768 2005-03-03 Jan Hubicka <jh@suse.cz>
2770 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2771 and non-constant public variables.
2773 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2775 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2776 with LABEL_EXPR.
2778 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2779 EDGE_I.
2781 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2782 calls to release_ssa_name and release_phi_node.
2784 * fold-const.c (fold): Remove handling of unary expressions.
2786 * fold-const.c (fold_unary): Avoid directly using the original
2787 expression t as much as possible.
2789 2005-03-03 Roger Sayle <roger@eyesopen.com>
2790 Andrew Pinski <pinskia@physics.uc.edu>
2792 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2793 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2795 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2797 Describe special registers SRP and MOF as allocatable registers.
2798 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2799 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2800 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2801 TARGET_HAS_MUL_INSNS.
2802 (cris_print_operand) <case 'd'>: New case.
2803 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2804 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2805 define.
2806 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2807 (REG_ALLOC_ORDER): Update for MOF.
2808 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2809 SPECIAL_REGS.
2810 (GENERAL_REGS): No longer a define of ALL_REGS.
2811 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2812 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2813 Adjust accordingly.
2814 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2815 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2816 (SECONDARY_RELOAD_CLASS): Define.
2817 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2818 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2819 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2820 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2821 (REGISTER_MOVE_COST): Define.
2822 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2823 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2824 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2825 (CRIS_MOF_REGNUM): New define_constants.
2826 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2827 special registers.
2828 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2829 New patterns.
2830 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2831 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2832 Adjust for MOF being properly described as a register.
2833 (indir_to_reg_split): Name this split. Conditionalize on the
2834 destination register being a general register.
2835 (movei): Conditionalize on on operands 0 and 1 having the same
2836 register class.
2838 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2840 PR target/20277
2841 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2842 -mcpu to override any other explicitly given flags.
2844 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2846 * recog.c (verify_changes, confirm_change_group): New functions,
2847 broken out of apply_change_group.
2848 (apply_change_group): Use them.
2849 * recog.h (verify_change, confirm_change_group): Declare.
2850 * rtl.h (redirect_jump_2): Declare.
2851 * jump.c (redirect_exp, invert_exp): Delete.
2852 (invert_exp_1): Take second parameter. Return value. Changed caller.
2853 (redirect_jump_2): New function, broken out of redirect_jump.
2854 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2855 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2856 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2858 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2860 * varasm.c (named_section): Use xstrdup rather than doing it by
2861 hand.
2863 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2865 2005-03-02 Devang Patel <dpatel@apple.com>
2867 Undo PR tree-optimization/18815 fix.
2869 2005-03-02 Devang Patel <dpatel@apple.com>
2871 PR tree-optimization/18815
2872 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2873 loops with zero exit edges.
2875 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2877 * cfg.c (connect_src, connect_dest, disconnect_src,
2878 disconnct_dest): New.
2879 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2880 redirect_edge_pred): Use the new functions.
2882 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2883 free_dominance_info only when needed.
2885 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2887 PR target/20276
2888 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2889 (reg_or_sub_cint64_operand): Same.
2891 2005-03-02 Jeff Law <law@redhat.com>
2893 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2894 CFG_ALTERED in the main DOM iteration loop.
2896 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2898 PR c++/19916
2899 * varasm.c (initializer_constant_valid_p): Allow conversions
2900 between OFFSET_TYPEs. Tidy.
2902 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2904 * config/cris/cris.md ("return"): Remove epilogue delay list
2905 sanity check.
2907 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2909 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2910 for Thumb.
2911 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2913 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2915 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2916 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2917 config/m68k/m68k.c, config/mips/mips.h,
2918 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2919 doc/include/gcc-common.texi: Update copyright.
2921 PR middle-end/18029 and PR middle-end/18030
2922 * expr.c (optimize_bitfield_assignment_op): Add a special case
2923 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2925 * fold-const.c (fold_unary): New.
2926 (fold): Call fold_unary on unary expressions.
2928 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2930 * cgraph.h (struct cgraph_edge): Add prev_caller and
2931 prev_callee fields.
2932 (cgraph_node_remove_callees): Export.
2933 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2934 and prev_callee.
2935 (cgraph_edge_remove_callee): New function.
2936 (cgraph_edge_remove_caller): Likewise.
2937 (cgraph_remove_edge): Use.
2938 (cgraph_redirect_edge_callee): Likewise.
2939 (cgraph_node_remove_callees): New function.
2940 (cgraph_node_remove_callers): Likewise.
2941 (cgraph_remove_node): Use.
2942 * tree-optimize.c (tree_rest_of_compilation): Use
2943 cgraph_node_remove_callees instead of manual loop.
2944 * cgraphunit.c (cgraph_finalize_function): Likewise.
2945 (cgraph_expand_function): Likewise.
2946 (cgraph_remove_unreachable_nodes): Likewise.
2948 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2950 PR c/8927
2951 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2952 argument.
2953 * c-decl.c (undeclared_variable): Take location as argument.
2954 * c-typeck.c (build_external_ref): Likewise.
2955 * c-parser.c (c_parser_postfix_expression): Pass location of
2956 identifier to build_external_ref.
2958 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2960 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2961 CCEQ mode for branch_positive_comparison_operator test.
2962 * config/rs6000/predicates (branch_comparison_operator): Revert to
2963 define_predicate.
2964 (scc_comparison_operator): Same.
2965 (branch_positive_comparison_operator): Same.
2967 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2969 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2970 (cris_delay_slots_for_epilogue): Remove.
2971 (save_last): Move into cris_target_asm_function_epilogue.
2972 (cris_target_asm_function_epilogue): Remove tests for file being
2973 NULL.
2974 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2975 (cris_delay_slots_for_epilogue): Remove prototypes.
2976 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2977 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2979 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2981 * config/rs6000/predicates.md (branch_comparison_operator): Change
2982 to define_special_predicate.
2983 (scc_comparison_operator): Same.
2984 (branch_positive_comparison_operator): Same.
2986 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2988 * Makefile.in (tree-ssa-sink.o): New.
2989 (OBJS-common): Add tree-ssa-sink.o.
2990 * common.opt: Add -ftree-sink
2991 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2992 * timevar.def (TV_TREE_SINK): new timevar.
2993 * tree-flow.h (is_hidden_global_store): Prototype.
2994 * tree-optimize.c (init_tree_optimization_passes): Add
2995 pass_sink_code.
2996 * tree-pass.h (pass_sink_code): New.
2997 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2998 for non-obvious global store store to is_hidden_global_store, and
2999 call that new function.
3000 * tree-ssa-sink.c: New file.
3001 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3002 * doc/passes.texi: Document forward store motion.
3003 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3004 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3005 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3006 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3008 2005-03-01 Per Bothner <per@bothner.com>
3010 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3011 and we have a non-zero column-number, add it to the message.
3012 Also factor out the diagnostic_kind_text.
3014 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3016 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3017 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3018 flow_loop_scan): Removed.
3019 (flow_loop_dump): Do not dump removed fields.
3020 (flow_loop_free): Do not free removed fields.
3021 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3022 (loop_exit_edge_p): New function.
3023 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3024 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3025 num_exits, exits_doms.
3026 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3027 LOOP_EDGES, LOOP_ALL): Removed.
3028 (flow_loop_scan): Declaration removed.
3029 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3030 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3031 flow_loops_find.
3032 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3033 (if_convert): Call flow_loops_find and flow_loops_free
3034 when calling mark_loop_exit_edges.
3035 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3036 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3037 free_dominance_info calls.
3038 * loop-init.c (flow_loops_find): Ditto.
3039 * passes.c (rest_of_handle_branch_prob): Ditto.
3040 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3041 * loop-unroll.c (analyze_insns_in_loop): Do not use
3042 EDGE_LOOP_EXIT.
3043 * predict.c (predict_loops): Do not call flow_loop_scan.
3044 Use get_loop_exit_edges.
3045 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3046 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3047 Do not use EDGE_LOOP_EXIT.
3048 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3049 to bb_with_exit_edge_p.
3050 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3051 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3052 to bb_with_exit_edge_p.
3053 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3054 EDGE_LOOP_EXIT.
3055 * tree-loop-linear.c (linear_transform_loops): Do not call
3056 flow_loop_scan. Use loop->single_exit.
3057 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3058 (vect_analyze_loop_form): Do not call flow_loop_scan.
3059 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3060 loop->single_exit.
3061 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3062 loop->single_exit.
3063 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3064 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3065 slpeel_tree_duplicate_loop_to_edge_cfg,
3066 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3067 Use loop_preheader_edge and loop->single_exit. Do not call
3068 flow_loop_scan.
3070 2005-03-01 Nick Clifton <nickc@redhat.com>
3072 * config/arm/arm.c (thumb_find_work_register): Check all of the
3073 argument registers to see if they are free, and a couple of
3074 special cases where the last argument register but can be proved
3075 to be available during the function's prologue.
3076 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3077 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3078 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3079 register bit-mask.
3080 (thumb_compute_save_reg_mask): Likewise. Also use
3081 thumb_find_work_register() to ensure that there is agreement about
3082 which work register is going to be used in the prologue.
3083 (thumb_output_function_prologue): Use unsigned long as the type
3084 for the register bit-mask. Also delay pushing the link register if
3085 other high registers are going to be pushed.
3086 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3087 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3088 redundant prototypes.
3090 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3092 PR target/19819
3093 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3094 and after reload in REG+REG indexed addresses without REG_POINTER
3095 set in the base and not set in the index.
3097 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3099 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3100 Don't undefine here.
3101 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3102 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3103 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3104 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3105 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3106 Delete.
3107 * config.gcc (sh*-*-linux*): Use config/linux.h.
3109 2005-02-28 Dale Johannesen <dalej@apple.com>
3110 Stan Shebs <shebs@apple.com>
3112 Rewrite of 64-bit Darwin structure-by-value pass/return.
3113 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3114 intoffset, use_stack, named.
3115 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3116 (rs6000_darwin64_record_arg_advance_flush): New.
3117 (rs6000_darwin64_record_arg_advance_recurse): New.
3118 (rs6000_darwin64_record_arg_flush): New.
3119 (rs6000_darwin64_record_arg_recurse): New.
3120 (rs6000_darwin64_record_arg): New.
3121 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3122 (function_arg_boundary): Handle 128-bit aligned structs.
3123 (function_arg_advance): Rewrite darwin64 struct handling.
3124 (function_arg): Call rs6000_darwin64_record_arg.
3125 (function_arg_partial_nregs): Handle darwin64 structs.
3126 (rs6000_darwin64_function_value): Remove.
3127 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3129 2005-02-28 Roger Sayle <roger@eyesopen.com>
3131 PR tree-optimization/20216
3132 * tree-chrec.c (tree_fold_factorial): Delete.
3133 (tree_fold_binomial): Change argument list to take a return type
3134 and change the type of K to unsigned int. Rewrite to avoid explicit
3135 evaluation of factorials, and (recursively) calling fold to perform
3136 compile-time arithmetic. Return NULL on (internal) overflow.
3137 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3138 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3139 if any intermediate calculation overflows.
3140 (chrec_apply): Update call to chrec_evaluate.
3142 2005-02-28 James E Wilson <wilson@specifixinc.com>
3144 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3146 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3148 PR c/20245
3149 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3150 instead of NULL_TREE on error.
3152 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3154 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3155 (EASY_VECTOR_15_ADD_SELF): Remove.
3156 (num_insns_constant_wide): Not static.
3157 (validate_condition_mode): Not static.
3158 (toc_relative_expr_p): Not static.
3159 (legitimate_indirect_address_p): Not static.
3160 (macho_lo_sum_memory_operand): Not static.
3161 (invalid_e500_subreg): Not static.
3162 (easy_vector_same): Not static.
3163 (easy_vector_splat_const): Not static.
3164 (RS6000_SYMBOL_REF_TLS_P): Remove.
3165 (any_operand): Delete.
3166 (any_parallel_operand): Delete.
3167 (count_register_operand): Delete.
3168 (altivec_register_operand): Delete.
3169 (xer_operand): Delete.
3170 (s8bit_cint_operand): Delete.
3171 (short_cint_operand): Delete.
3172 (u_short_cint_operand): Delete.
3173 (non_short_cint_operand): Delete.
3174 (exact_log2_cint_operand): Delete.
3175 (gpc_reg_operand): Delete.
3176 (cc_reg_operand): Delete.
3177 (cc_reg_not_cr0_operand): Delete.
3178 (reg_or_short_operand): Delete.
3179 (reg_or_neg_short_operand): Delete.
3180 (reg_or_aligned_short_operand): Delete.
3181 (reg_or_u_short_operand): Delete.
3182 (reg_or_cint_operand): Delete.
3183 (reg_or_arith_cint_operand): Delete.
3184 (reg_or_add_cint64_operand): Delete.
3185 (reg_or_sub_cint64_operand): Delete.
3186 (reg_or_logical_cint_operand): Delete.
3187 (got_operand): Delete.
3188 (got_no_const_operand): Delete.
3189 (easy_fp_constant): Delete.
3190 (easy_vector_constant): Delete.
3191 (easy_vector_constant_add_self): Delete.
3192 (zero_constant): Delete.
3193 (zero_fp_constant): Delete.
3194 (volatile_mem_operand): Delete.
3195 (offsettable_mem_operand): Delete.
3196 (mem_or_easy_const_operand): Delete.
3197 (add_operand): Delete.
3198 (non_add_cint_operand): Delete.
3199 (logical_operand): Delete.
3200 (non_logical_cint_operand): Delete.
3201 (mask_operand): Delete.
3202 (mask_operand_wrap): Delete.
3203 (mask64_operand): Delete.
3204 (mask64_2_operand): Delete.
3205 (and64_operand): Delete.
3206 (and64_2_operand): Delete.
3207 (and_operand): Delete.
3208 (reg_or_mem_operand): Delete.
3209 (lwa_operand): Delete.
3210 (symbol_ref_operand): Delete.
3211 (call_operand): Delete.
3212 (current_file_function_operand): Delete.
3213 (input_operand): Delete.
3214 (rs6000_nonimmediate_operand): Delete.
3215 (rs6000_tls_symbol_ref): Delete.
3216 (save_world_operation): Delete.
3217 (restore_world_operation): Delete.
3218 (load_multiple_operation): Delete.
3219 (store_multiple_operation): Delete.
3220 (vrsave_operation): Delete.
3221 (mfcr_operation): Delete.
3222 (mtcrf_operation): Delete.
3223 (lmw_operation): Delete.
3224 (stmw_operation): Delete.
3225 (branch_comparison_operator): Delete.
3226 (branch_positive_comparison_operator): Delete.
3227 (scc_comparison_operator): Delete.
3228 (trap_comparison_operator): Delete.
3229 (boolean_operator): Delete.
3230 (boolean_or_operator): Delete.
3231 (min_max_operator): Delete.
3232 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3233 (EASY_VECTOR_15): Moved to here.
3234 (EASY_VECTOR_15_ADD_SELF): Move to here.
3235 (PREDICATE_CODES): Delete.
3236 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3237 Declare functions no longer static.
3238 * config/rs6000/predicates.md: New.
3239 * config/rs6000/rs6000.md: Include predicates.md
3241 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3243 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3244 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3245 REG_ALWAYS_RETURN.
3246 * cfgrtl.c (need_fake_edge_p): Likewise.
3247 * combine.c (distribute_notes): Likewise.
3248 * emit-rtl.c (try_split): Likewise.
3249 * recog.c (peephole2_opimize): Likewise.
3250 * reg-notes.def (ALWAYS_RETURN): Remove.
3251 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3252 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3253 * tree.h (ECF_ALWAYS_RETURN): Remove.
3255 2005-02-28 Roger Sayle <roger@eyesopen.com>
3257 PR middle-end/19874
3258 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3259 between different machine modes is never a "useless" conversion.
3261 2005-02-28 Geert Bosch <bosch@gnat.com>
3263 PR ada/15977
3264 * doc/contrib.texi: List contributors for Ada front end
3266 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3268 * simplify-rtx.c (simplify_unary_operation_1,
3269 simplify_const_unary_operation): New, extracted from...
3270 (simplify_unary_operation): ... this one.
3271 (simplify_binary_operation_1,
3272 simplify_const_binary_operation): New, extracted from...
3273 (simplify_binary_operation): ... this one.
3274 * rtl.h (simplify_const_unary_operation,
3275 simplify_const_binary_operation): Add prototypes.
3277 2005-02-28 Julian Brown <julian@codesourcery.com>
3279 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3280 building libjava and caused PR regression/20228.
3282 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3284 PR bootstrap/17383
3285 * Makefile.in (host_subdir): New.
3286 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3287 * configure: Regenerate.
3289 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3291 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3292 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3293 installation directory first.
3295 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3297 PR target/19065.
3298 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3299 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3300 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3301 * config/cris/cris.md: Tweak comments referring to Q.
3302 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3303 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3304 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3305 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3306 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3307 Insert spaces in constraints to align alternatives vertically for
3308 readability.
3309 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3310 operand 1: "M".
3312 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3314 PR rtl-optimization/17728
3315 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3316 operand 0 from general_operand to move_dest_operand.
3318 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3320 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3321 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3322 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3323 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3325 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3327 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3328 * configure: Regenerate.
3329 * libada-mk.in: Remove CC; rename
3330 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3332 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3334 PR tree-opt/20188
3335 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3336 for the lhs, also walk over the tree. Likewise for rhs.
3338 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3340 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3341 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3342 Do not propagate value of iv before increment over the increment.
3344 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3346 * c-parser.c: New file.
3347 * c-parse.in: Remove.
3348 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3349 Remove.
3350 (c-parser.o): Add dependencies.
3351 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3352 maintainer-clean, TAGS): Update.
3353 * c-config-lang.in (gtfiles): Update.
3354 * gengtype-lex.l: Don't handle "@@".
3355 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3356 objc_build_synchronized, objc_begin_try_stmt,
3357 objc_begin_catch_clause, objc_finish_catch_clause,
3358 objc_build_finally_clause, objc_finish_try_stmt): New.
3359 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3360 type_seen_p.
3361 (c_parse_init): Update comment.
3362 * c-decl.c (c_init_decl_processing): Update comment.
3363 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3364 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3365 new c_declspecs members.
3367 2005-02-25 Julian Brown <julian@codesourcery.com>
3369 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3370 from being used for symbols with vague linkage when
3371 HAVE_GAS_COMDAT_GROUP is true.
3373 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3375 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3377 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3379 PR target/19930
3380 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3381 (LIBGCC2_HAS_DF_MODE): New.
3382 (LIBGCC2_HAS_XF_MODE): New.
3383 (LIBGCC2_HAS_TF_MODE): New.
3384 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3385 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3386 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3387 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3388 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3389 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3390 and add _fixtfdi, _fixunstfdi, _floatditf
3391 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3392 L_fixunstfdi, L_floatditf.
3393 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3394 (LIBGCC2_HAS_TF_MODE): Define.
3396 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3398 PR tree-optimization/20204
3399 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3400 REWRITE_THIS_STMT markers on PHI nodes.
3401 (rewrite_initialize_block): Likewise.
3403 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3405 * version.c (version_string): Update to 4.1.
3407 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3409 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3410 Clarify that the alternative way doesn't work in GNU C++.
3412 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3414 PR tree-optimization/19937
3415 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3416 to the type of the induction variable.
3418 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3420 PR rtl-optimization/20117
3421 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3422 the block including noncopyable insn.
3424 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3426 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3427 calls to find_reg_note.
3429 2005-02-24 Richard Henderson <rth@redhat.com>
3431 PR tree-opt/20127
3432 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3433 the type.
3435 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3437 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3438 vector types if to use base reg for misaligned non-word ld/std.
3440 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3442 PR target/14619
3443 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3444 dwarf2 label manually and put it after, not before the prologue.
3446 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3448 PR target/19019
3449 * reload.c (operands_match_p): Only increment register number for
3450 SCALAR_INT_MODE_P modes in multiple hard registers.
3452 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3453 Fix formatting.
3455 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3457 * ChangeLog.5: Fix log message typo(s).
3458 * ChangeLog.7: Likewise.
3459 * ChangeLog.tree-ssa: Likewise.
3460 * cfgexpand.c: Fix comment typo(s).
3461 * conflict.c: Likewise.
3462 * defaults.h: Likewise.
3463 * dwarf2out.c: Likewise.
3464 * gcse.c: Likewise.
3465 * ggc-page.c: Likewise.
3466 * tree-eh.c: Likewise.
3467 * tree-ssa-dom.c: Likewise.
3469 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3471 PR target/19019
3472 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3473 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3474 if SHARED is defined.
3476 PR target/20196
3477 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3478 allow splitting only if operands 0 and 3 don't overlap.
3480 2005-02-24 Richard Henderson <rth@redhat.com>
3482 PR middle-end/19953
3483 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3484 (fold_builtin_1): Call them.
3485 * fold-const.c (fold_complex_mult_parts): Split out from ...
3486 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3487 (fold_complex_div_parts, fold_complex_div): New.
3488 (fold): Use them.
3489 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3491 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3493 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3494 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3496 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3497 (print_node): Likewise.
3498 Print TYPE_SIZES_GIMPLIFIED.
3500 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3502 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3503 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3504 operands as commutative in constraints.
3506 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3508 * tree-into-ssa.c: Re-organize internal functions.
3510 2005-02-24 Richard Henderson <rth@redhat.com>
3512 PR middle-end/18902
3513 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3514 for c99.
3515 * common.opt (fcx-limited-range): New.
3516 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3517 * toplev.c (flag_complex_method): Initialize to 1.
3518 (process_options): Set flag_complex_method to 0 if
3519 flag_cx_limited_range.
3520 * doc/invoke.texi (-fcx-limited-range): New.
3522 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3524 * cse.c (delete_trivially_dead_insns): Speed up by using
3525 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3526 prev_real_insn.
3528 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3530 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3531 functions when -mid-shared-library is being used.
3533 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3535 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3536 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3537 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3538 * system.h: Poison LINK_LIBGCC_SPECIAL.
3540 2005-02-23 James E Wilson <wilson@specifixinc.com>
3542 * gengtype.c (note_insn_name): Make 1 element larger.
3544 2005-02-23 Roger Sayle <roger@eyesopen.com>
3546 PR target/20018
3547 PR rtl-optimization/20097
3548 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3549 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3551 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3553 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3554 * t-aix52 (SHLIB_INSTALL): Same.
3556 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3558 * genpreds.c: Update copyright.
3560 2005-02-23 Michael Beach <michaelb@ieee.org>
3562 PR target/20159
3563 * config/sparc/t-elf (startup files): Assemble with CPP.
3565 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3567 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3568 (write_predicate_expr): Likewise.
3570 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3572 PR tree-optimization/20100
3573 PR tree-optimization/20115
3574 * tree-optimize.c (init_tree_optimization_passes): Remove
3575 pass_maybe_create_global_var.
3576 * tree-pass.h (pass_maybe_create_global_var): Remove.
3577 * tree-ssa-alias.c (aliases_computed_p): Declare.
3578 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3579 (count_calls_and_maybe_create_global_var): Remove.
3580 (pass_maybe_create_global_var): Remove.
3581 (init_alias_info): Do not declare aliases_computed_p.
3582 (maybe_create_global_var): If the function contains no
3583 call-clobbered variables and a mix of pure/const and regular
3584 function calls, create .GLOBAL_VAR.
3585 Mark all call-clobbered variables for renaming.
3586 (merge_pointed_to_info): Update comment.
3587 (add_pointed_to_var): Likewise.
3588 (is_escape_site): Likewise.
3589 Accept struct alias_info * instead of size_t *.
3590 Update all users.
3591 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3592 as necessary.
3593 * tree-ssa-operands.c (get_call_expr_operands): If
3594 ALIASES_COMPUTED_P is false, do not add call-clobbering
3595 operands.
3596 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3597 (delete_tree_ssa): Likewise.
3599 2005-02-22 James E Wilson <wilson@specifixinc.com>
3601 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3602 (do_compile): Do call it here.
3604 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3606 PR rtl-optimization/20017.
3607 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3608 rest_of_handle_cse2, rest_of_handle_gcse): Call
3609 delete_dead_jumptables immediately before calling cleanup_cfg.
3611 2005-02-22 Devang Patel <dpatel@apple.com>
3613 PR 19952
3614 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3615 all labels
3617 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3619 * config/rs6000/aix.h (WINT_TYPE): Define.
3621 2005-02-22 Stan Shebs <shebs@apple.com>
3623 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3624 natural alignment for 64-bit Darwin.
3625 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3626 on 64-bit Darwin.
3627 * doc/invoke.texi: Document this.
3629 2005-02-22 DJ Delorie <dj@redhat.com>
3631 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3632 to make_[un]signed_type, not the mode itself.
3634 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3636 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3637 not available. Use tail calls wherever possible.
3638 (make_edge): Call unchecked_make_edge to create an edge.
3640 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3641 (coalesce_ssa_name): Don't check for
3642 SSANORM_USE_COALESCE_LIST.
3643 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3645 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3647 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3648 (rewrite_into_ssa): ... here.
3650 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3652 PR tree-optimization/19786
3653 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3654 tag to another's may-alias bitmap when adding to the other's list.
3656 2005-02-21 DJ Delorie <dj@redhat.com>
3658 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3659 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3660 registers in unsupported ways.
3661 * expmed.c (init_expmed): Likewise.
3663 2005-02-21 Stan Cox <scox@redhat.com>
3665 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3667 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3669 * tree-cfg.c (fold_cond_expr_cond): New.
3670 (make_edges): Call fold_cond_expr_cond.
3671 (find_taken_edge): Accept nothing but INTEGER_CST.
3672 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3673 and 1.
3674 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3676 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3677 that do not belong to any basic block.
3679 2005-02-21 Jeff Law <law@redhat.com>
3681 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3682 e->dest.
3684 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3686 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3687 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3688 Adjust their definitions.
3689 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3690 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3692 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3693 genautomata.c, langhooks.c, langhooks.h, system.h,
3694 config/arm/lib1funcs.asm: Update copyright.
3696 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3698 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3700 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3702 PR bootstrap/13770
3703 * doc/install.texi: Document --with-gc.
3705 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3707 * simplify-rtx.c (simplify_unary_operation): Add a missing
3708 "break" statement.
3710 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3712 PR tree-optimization/18663
3713 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3714 if the type has variable bounds.
3716 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3718 * gcse.c: Remove an obsolete comment.
3720 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3722 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3724 * doc/extend.texi (Function Attributes) <Attribute const>: The
3725 attribute "pure" is below this text, not above.
3727 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3729 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3730 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3731 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3733 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3735 PR 18785
3736 * langhooks.h (struct lang_hooks): Add to_target_charset.
3737 * langhooks.c (lhd_to_target_charset): New function.
3738 * langhooks-def.h: Declare lhd_to_target_charset.
3739 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3740 (LANG_HOOKS_INITIALIZER): Update.
3741 * c-common.c (c_common_to_target_charset): New function.
3742 * c-common.h: Declare it.
3743 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3744 c_common_to_target_charset.
3746 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3747 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3748 Delete definitions.
3749 * system.h: Poison them.
3750 * doc/tm.texi: Don't discuss them.
3751 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3752 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3753 (pp_c_char): Do not attempt to generate letter escapes for
3754 newline, tab, etc.
3755 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3756 * config/mips/mips.c (mips_output_ascii): Likewise.
3758 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3760 PR tree-optimization/19951
3761 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3762 is abnormal.
3764 2005-02-19 Steven Bosscher <stevenb@suse.de>
3766 PR middle-end/19698
3767 * function.h (struct function): New field `max_loop_depth'.
3768 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3769 (flow_loops_find): Reset the max loop depth count before finding loops.
3770 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3771 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3772 (calculate_global_regs_live): Make sure the loop will terminate
3773 when the initial sets are not empty.
3775 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3777 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3778 object inside.
3779 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3781 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3783 PR other/19525
3784 * doc/invoke.texi: Remove documentation of %M spec.
3785 * gcc.c: Likewise.
3786 (init_spec): Remove %M suffix from -lgcc_s.
3787 (do_spec_1): Remove 'M' case.
3788 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3789 to put shared libraries in the multilib directory. Remove the
3790 shlib_so_soname substitution variable. Don't add a multilib encoding
3791 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3792 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3793 SHLIB_INSTALL as well as SHLIB_LINK.
3794 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3795 (SHLIB_NAME): Delete.
3796 (SHLIB_DIR): New macro.
3797 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3798 (SHLIB_INSTALL): Adjust accordingly.
3799 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3800 * config/t-slibgcc-sld: Likewise.
3801 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3802 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3803 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3804 in $(SHLIB_DIR).
3805 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3806 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3807 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3808 Use @shlib_base_name@ instead of @shlib_so_name@.
3809 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3810 and @shlib_base_name@.so in @multilib_dir@.
3811 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3812 to the install path.
3813 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3814 (SHLIB_LINK): Remove previous workaround.
3815 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3816 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3817 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3818 the install path.
3819 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3820 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3821 (SHLIB_INSTALL): Adjust accordingly.
3822 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3823 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3824 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3825 config/t-slibgcc-elf-ver.
3827 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3828 Jakub Jelinek <jakub@redhat.com>
3830 PR tree-optimization/19828
3831 * tree-ssa-loop-im.c: Add a TODO comment.
3832 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3833 without side-effects.
3835 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3837 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3838 call fold_convert.
3840 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3842 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3843 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3844 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3845 functions.
3846 (ia64_reorg): Delete fixup_errata call.
3847 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3848 (TARGET_SWITCHES): Delete -mb-step entry.
3850 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3852 PR c/20043
3853 * c-typeck.c (composite_type): Handle quals in transparent unions.
3854 (type_lists_compatible_p): Likewise.
3856 2005-02-18 Stan Shebs <shebs@apple.com>
3858 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3859 expressions in the .literal8 section.
3861 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3863 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3865 2005-02-18 Roger Sayle <roger@eyesopen.com>
3867 * fold-const.c (constant_boolean_node): Always create values of the
3868 specified type, don't bother calling truthvalue_conversion.
3870 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3872 * except.c (output_function_exception_table): Call
3873 assemble_external_libcall (eh_personality_libfunc).
3875 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3877 PR target/19886
3878 * config/ia64/ia64.h (struct machine_function): Add state_num.
3879 * config/ia64/ia64.c (process_epilogue,
3880 process_for_unwind_directive): Use new unwind state numbers each
3881 time rather than state 1.
3883 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3885 PR target/20054
3886 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3887 before the "*llgt_didi" pattern.
3889 2005-02-18 Jason Merrill <jason@redhat.com>
3891 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3893 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3895 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3896 (div0): Use it in place of ARM_FUNC_ALIAS.
3897 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3899 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3901 PR middle-end/20030
3902 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3903 access, the lower bound of the array type if it exists.
3905 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3907 PR c++/20008
3908 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3909 cases that are out-of-range for the index type.
3911 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3913 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3914 (estimate_case_costs): Don't call convert.
3915 * expmed.c (expand_shift): Likewise.
3916 (make_tree): Call fold_convert instead of convert.
3918 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3920 PR c++/19813
3921 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3922 that ref to be marked MEM_READONLY_P doesn't have base that needs
3923 constructing.
3925 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3927 * genautomata.c (output_get_cpu_unit_code_func,
3928 output_cpu_unit_reservation_p): Don't generate old-style function
3929 definitions.
3931 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3933 PR c++/20023
3934 PR tree-optimization/20009
3935 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3937 PR tree-optimization/18947
3938 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3939 inline, remove all nodes that are inlined into the extern inline
3940 being redefined.
3942 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3944 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3945 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3946 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3947 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3948 Update copyright.
3950 2005-02-17 Roger Sayle <roger@eyesopen.com>
3952 PR tree-optimization/19917
3953 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3954 to be potentially trapping.
3956 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3958 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3960 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3962 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3963 tem becomes a local variable which is set to the value of the
3964 back end defined INITIAL_FRAME_ADDRESS macro.
3965 (expand_builtin_frame_address): Omit the base parameter to
3966 expand_builtin_return_addr.
3967 (expand_builtin_profile_func): Likewise.
3968 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3969 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3970 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3972 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3974 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3975 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3976 * config/frv/frv.c (frv_function_epilogue): Likewise.
3978 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3980 * lambda-code (perfect_nestify): Remove mark/unmark
3981 for rewriting hack.
3982 * tree-loop-linear.c (linear_transform_loops): Add
3983 rewrite_into_ssa call so that ssa is correct for
3984 rewriting into loop closed.
3986 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3988 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3989 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3990 BITMAP_FREE.
3991 * bt-load.c (btr_def_live_range, combine_btr_defs,
3992 migrate_btr_def, migrate_btr_defs): Likewise.
3993 * cfgcleanup.c (thread_jump): Likewise.
3994 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3995 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3996 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3997 df_rd_local_compute, df_reg_info_compute): Likewise.
3998 * dominance.c (init_dom_info, free_dom_info): Likewise.
3999 * flow.c (init_propagate_block_info,
4000 free_propagate_block_info): Likewise.
4001 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4002 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4003 modify_reg_pav): Likewise.
4004 * loop-invariant.c (find_defs, find_invariant_insn,
4005 find_invariants, free_inv_motion_data): Likewise.
4006 * predict.c (tree_predict_by_opcode,
4007 estimate_bb_frequencies): Likewise.
4008 * stmt.c (expand_case): Likewise.
4009 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4010 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4011 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4012 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4013 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4014 rewrite_ssa_into_ssa): Likewise.
4015 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4016 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4017 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4018 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4019 * tree-sra.c (tree_sra): Likewise.
4020 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4021 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4022 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4023 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4024 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4025 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4026 Likewise.
4027 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4028 calculate_live_on_entry, calculate_live_on_exit,
4029 build_tree_conflict_graph): Likewise.
4030 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4031 record_important_candidates, set_use_iv_cost, find_depends,
4032 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4033 tree_ssa_iv_optimize_finalize): Likewise.
4034 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4035 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4036 tree_duplicate_loop_to_header_edge): Likewise.
4037 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4038 * tree-ssa.c (verify_flow_insensitive_alias_info,
4039 verify_name_tags, verify_ssa, init_tree_ssa,
4040 delete_tree_ssa): Likewise.
4041 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4042 fini_ssanames): Likewise.
4043 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4045 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4047 * config/rs6000/t-rtems: Completely reworked.
4049 2005-02-17 Ira Rosen <irar@il.ibm.com>
4051 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4053 2005-02-17 Ira Rosen <irar@il.ibm.com>
4055 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4056 POINTER_TYPE_P when checking that type is a pointer.
4057 (vect_get_memtag): Remove.
4058 (vect_address_analysis): Use POINTER_TYPE_P. Call
4059 vect_object_analysis with dummy parameter for memtag.
4060 (vect_object_analysis): Extract memtag (functionality that
4061 used to be in vect_get_memtag and moved here). Fix printings.
4062 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4063 with correct parameters. Remove call to vect_get_memtag.
4065 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4067 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4068 (tree-vectorizer.o): Added missing dependencies.
4070 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4071 decleration.
4072 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4073 declaration in tree-vectorizer.c, now has an extern declaration in
4074 tree-vectorizer.h).
4075 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4076 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4077 get_vectype_for_scalar_type, vect_is_simple_use,
4078 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4079 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4080 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4081 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4082 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4083 find_loop_location): Likewise.
4085 * tree-vectorizer.c (langhooks.h): #include removed.
4086 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4087 moved to tree-vectorized.h.
4088 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4089 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4090 get_vectype_for_scalar_type, vect_is_simple_use,
4091 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4092 vect_supportable_dr_alignment, new_loop_vec_info,
4093 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4094 vect_set_verbosity_level, find_loop_location): Likewise.
4096 (vect_analyze_loop): Function externalized. Declaration moved to
4097 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4098 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4099 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4100 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4101 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4102 vect_enhance_data_refs_alignment, vect_analyze_operations,
4103 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4104 vect_stmt_relevant_p, vect_get_loop_niters,
4105 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4106 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4107 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4108 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4109 vect_get_memtag): Likewise.
4111 (vectorizable_load): Function externalized. Declaration moved to
4112 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4113 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4114 vect_transform_loop): Likewise.
4115 (vect_transform_stmt): Moved to tree-vect-transform.c.
4116 (vect_align_data_ref, vect_create_destination_var,
4117 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4118 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4119 vect_get_vec_def_for_operand, vect_init_vector,
4120 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4121 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4122 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4123 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4124 vect_do_peeling_for_loop_bound): Likewise.
4126 * tree-vect-analyze.c: New file.
4127 * tree-vect-transform.c: New file.
4129 2005-02-17 Jason Merrill <jason@redhat.com>
4131 PR mudflap/19319, c++/19317
4132 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4133 slot explicit.
4135 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4137 * doc/install.texi (Specific): Update link for Darwin-specific
4138 tool binary site.
4140 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4142 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4143 constant_boolean_node.
4145 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4147 PR target/19019
4148 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4149 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4151 2005-02-16 Richard Henderson <rth@redhat.com>
4153 PR 19920
4154 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4155 with W_TYPE_SIZE.
4156 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4157 replace uses with Wtype_MAXp1_F.
4158 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4159 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4160 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4161 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4162 and HAVE_TFMODE as appropriate.
4163 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4164 (__floatdisf): Likewise.
4165 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4166 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4167 (Wtype_MAXp1_F): New.
4168 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4169 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4171 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4173 * PR target/19162
4174 * arm.c (arm_apply_result_size): New function.
4175 * arm.h (APPLY_RESULT_SIZE): Define.
4176 * arm-protos.h (arm_apply_result_size): Add prototype.
4177 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4178 (movxf): New expand.
4179 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4180 (call_value_symbol): Remove predicate for operand 0.
4181 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4182 (untyped_call): Rework to correclty return values for any type.
4183 (untyped_return): New expand.
4184 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4186 2005-02-16 Stan Shebs <shebs@apple.com>
4188 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4189 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4191 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4193 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4194 configure settings on Solaris 7 and later.
4196 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4198 PR tree-optimization/19865
4199 * tree-optimize.c (init_tree_optimization_passes): Run
4200 pass_may_alias after pass_sra.
4202 2005-02-16 Richard Henderson <rth@redhat.com>
4203 Stuart Hastings <stuart@apple.com>
4205 PR debug/19521
4206 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4207 Do nothing if debug info suppressed for this function.
4208 (dbxout_begin_function): Early exit if debug info suppressed for
4209 this function.
4211 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4213 PR target/20007
4214 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4215 find_basic_blocks.
4216 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4218 PR tree-optimization/19967
4219 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4220 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4221 argument TYPE. Adjust calls to fold_builtin_XXX.
4222 (expand_builtin, fold_builtin_1): Adjust calls to
4223 expand_builtin_XXX.
4224 (fold_builtin_strchr, fold_builtin_strpbrk,
4225 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4226 result to a requested type TYPE.
4228 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4230 PR middle-end/19857
4231 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4232 (T)x & (T)cst if (T)cst overflows.
4233 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4234 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4236 2005-02-15 Jeff Law <law@redhat.com>
4238 * gcse.c (blocks_with_calls): New bitmap.
4239 (alloc_gcse_mem): Allocate it.
4240 (free_gcse_mem): Free it.
4241 (clear_modifY_mem_tables): Clear it.
4242 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4243 when we encounter CALL_INSNs.
4244 (compute_transp, case MEM): Handle blocks with calls separate
4245 from blocks without calls. Use bitmap iterators rather than
4246 FOR_EACH_BB.
4248 2005-02-15 Peter O'Gorman <peter@pogma.com>
4250 PR bootstrap/18810
4251 * mklibgcc.in (vis_hide): Use a temporary object file, not
4252 -o /dev/null.
4254 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4256 PR target/19924
4257 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4258 access optimization.
4260 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4261 Alan Modra <amodra@bigpond.net.au>
4263 PR target/19019
4264 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4265 (_xlqsub): Rename to __gcc_qsub.
4266 (_xlqmul): Rename to __gcc_qmul.
4267 (_xlqdiv): Rename to __gcc_qdiv.
4268 Provide versioned symbol aliases with old names.
4269 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4270 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4271 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4272 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4273 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4275 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4277 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4278 Fold ~(A - 1) and ~(A + -1) to -A.
4280 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4282 PR pch/14940
4283 PR target/19300
4284 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4285 config/pa/pa-host.c:pa_gt_pch_use_address.
4287 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4289 * tree-vn.c (get_value_handle): Make sure that given an
4290 is_gimple_min_invariant expression, we always return it.
4292 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4294 * passes.c (rest_of_handle_gcse): Fix a comment.
4296 2005-02-15 Jeff Law <law@redhat.com>
4298 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4299 bitmap.
4300 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4301 (canon_list_insert, record_last_mem_set_info): Similarly.
4302 (clear_modify_mem_tables): Similarly.
4304 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4306 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4307 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4308 config/mips/mips.md, config/rs6000/aix.h,
4309 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4311 2005-02-15 Richard Henderson <rth@redhat.com>
4313 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4314 call to be best_edge.
4316 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4318 * basic-block.h: Adjust the prototype for find_basic_blocks.
4319 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4320 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4321 find_basic_blocks.
4323 * flow.c (recompute_reg_usage): Remove all arguments.
4324 * passes.c (rest_of_compilation): Adjust the call to
4325 recompute_reg_usage.
4326 * rtl.h: Adjust the prototype for recompute_reg_usage.
4328 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4330 * tree-dump.c (dump_files): Update to reflect new member
4331 of dump_file_info.
4332 (dump_register): Add new argument.
4333 Set glob name.
4334 (dump_switch_p_1): Check against glob name if doglob was passed.
4335 (dump_switch_p): Check against regular first, then glob if
4336 we didn't have any hits on the dump name.
4337 * tree-optimize.c (register_one_dump_file):
4338 Pass in glob name as well.
4339 * tree-pass.h (struct dump_file_info): Add glob
4340 member.
4342 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4344 PR preprocessor/16323
4345 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4347 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4349 PR target/19019
4350 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4351 (trunctfdf2_internal1): New.
4352 (trunctfdf2_internal2): Renamed from trunctfdf2.
4354 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4356 PR tree-optimization/19853
4357 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4359 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4361 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4362 delete_dead_jumptables and cleanup_cfg.
4364 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4366 * reload.c (find_reloads): Swap address_reloaded flags when
4367 swapping commutative operands.
4369 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4371 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4372 Use standard_iv_increment_position for computing the bsi position
4373 for create_iv.
4374 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4375 the bsi position.
4377 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4379 PR target/17428
4380 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4381 life range of hard registers.
4382 * value-prof.c (insn_prefetch_values_to_profile): Only
4383 scan normal insns.
4385 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4386 profile in libcalls.
4388 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4390 * bitmap.h (bitmap_and_compl_into): Return bool.
4391 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4393 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4395 PR tree-optimization/19944
4396 * fold-const.c (fold): Re-add ABS_EXPR folding.
4398 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4400 PR target/19019
4401 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4402 {TARGET,MASK}_XL_COMPAT.
4403 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4404 MASK_XL_COMPAT.
4405 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4406 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4407 TARGET_XL_COMPAT.
4408 (rs6000_arg_partial_bytes): Same.
4409 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4410 and XL compatibility enabled.
4411 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4412 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4413 test to final condition.
4414 (cmptf_internal2): New.
4415 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4416 xl-compat. Add TFmode information to description.
4418 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4420 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4422 2005-02-13 Jason Merrill <jason@redhat.com>
4424 PR c++/16405
4425 * fold-const.c (fold_indirect_ref_1): Split out from...
4426 (build_fold_indirect_ref): Here.
4427 (fold_indirect_ref): New fn.
4428 * tree.h: Declare it.
4429 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4430 (gimplify_modify_expr_rhs): Likewise.
4431 (gimplify_expr): Likewise.
4433 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4435 PR tree-optimization/14303
4436 PR tree-optimization/15784
4437 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4438 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4439 ABS_EXPR<x> != 0 to x != 0.
4441 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4443 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4444 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4445 spelling conventions.
4447 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4448 delete_trivially_dead_insns too many times.
4450 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4451 tem and tem2.
4453 2005-02-12 Ira Rosen <irar@il.ibm.com>
4455 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4456 (vect_is_simple_iv_evolution): Remove redundant parameter
4457 and step check.
4458 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4459 without last parameter.
4460 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4461 Return pointer step. Call vect_is_simple_iv_evolution without
4462 last parameter. Check only that the step is multiple of size
4463 type. Remove stmt_vinfo updates.
4464 (vect_get_memtag_and_dr): Remove.
4465 (vect_get_memtag): New function.
4466 (vect_address_analysis): New function.
4467 (vect_object_analysis): New function.
4468 (vect_analyze_data_refs): Call vect_object_analysis and
4469 vect_get_memtag. Update stmt_vinfo fields.
4471 2005-02-12 Ira Rosen <irar@il.ibm.com>
4473 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4474 exist and are objects. Remove checks for pointer.
4475 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4476 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4477 (vect_create_data_ref_ptr): Likewise.
4478 (vect_base_addr_differ_p): New function.
4479 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4480 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4481 Don't set the DR_BASE_NAME field of data-ref.
4482 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4484 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4486 * optabs.h (enum optab_index): Add new OTI_ldexp.
4487 (ldexp_optab): Define corresponding macro.
4488 * optabs.c (init_optabs): Initialize ldexp_optab.
4489 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4490 patterns.
4491 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4492 using ldexp_optab.
4493 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4494 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4496 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4497 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4498 intrinsics.
4500 2005-02-12 Ira Rosen <irar@il.ibm.com>
4502 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4503 to base_address.
4504 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4505 stmt_vec_info.
4506 (vect_get_base_and_offset): Always return an address.
4507 (vect_create_addr_base_for_vector_ref): Remove treatment for
4508 different data reference types.
4509 (vect_compute_data_ref_alignment): Rename base to base_address in
4510 stmt_vec_info. Get the object in order to force its alignment.
4511 (vect_get_memtag_and_dr): Rename base to base_address in
4512 stmt_vec_info. Extract the object for memtag analysis.
4514 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4516 PR regression/19898.
4517 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4518 changes cc_status, use apply modified_in_p to part of cc_status
4519 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4520 body.
4522 2005-02-11 Richard Henderson <rth@redhat.com>
4524 * tree-complex.c (expand_complex_libcall): New.
4525 (expand_complex_multiplication): Use it for c99 compliance.
4526 (expand_complex_division): Likewise.
4527 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4528 (fold): Call them.
4529 * builtins.c (built_in_names): Remove const.
4530 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4531 builtins.
4532 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4533 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4534 (built_in_names): Remove const.
4535 * c-common.c (c_common_type_for_mode): Handle complex modes.
4536 * flags.h, toplev.c (flag_complex_method): Rename from
4537 flag_complex_divide_method.
4538 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4539 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4540 * libgcc2.h: Declare them.
4541 * libgcc-std.ver: Export them.
4542 * mklibgcc.in (lib2funcs): Build them.
4544 2005-02-11 Steven Bosscher <stevenb@suse.de>
4546 PR tree-optimization/19876
4547 Partially revert my change from 2005-01-14
4548 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4549 (compute_antic): ...and remove the loop here.
4551 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4553 PR middle-end/19858
4554 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4555 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4557 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4558 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4560 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4562 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4563 offsets for the big-endian 32-bit case.
4565 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4567 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4569 2005-02-11 Dale Johannesen <dalej@apple.com>
4571 * cselib.c (cselib_process_insn): Clear out regs where
4572 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4573 * reload.c (find_equiv_reg): Ditto.
4575 2005-02-11 Ian Lance Taylor <ian@airs.com>
4577 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4578 with no elements.
4580 * tree.c (build_function_type_list): Work correctly if there are
4581 no arguments.
4583 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4585 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4586 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4587 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4588 TARGET_ZARCH instead of TARGET_64BIT.
4590 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4592 * config/rs6000/t-rtems:
4593 (MULTILIB_OPTIONS): Remove mcpu=602.
4594 (MUTLILIB_DIRNAMES): Remove m602.
4595 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4596 Let mcpu=602 match mcpu=603.
4597 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4599 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4601 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4602 signal trampolines.
4604 2005-02-10 David Daney <ddaney@avtrex.com>
4606 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4607 * config/i386/linux-unwind.h: Likewise.
4608 * config/ia64/linux-unwind.h: Likewise.
4609 * config/mips/linux-unwind.h: Likewise.
4610 * config/pa/linux-unwind.h: Likewise.
4611 * config/rs6000/linux-unwind.h: Likewise.
4612 * config/s390/linux-unwind.h: Likewise.
4613 * config/sh/linux-unwind.h: Likewise.
4614 * config/sparc/linux-unwind.h: Likewise.
4616 2005-02-10 Steven Bosscher <stevenb@suse.de>
4618 PR tree-optimization/17549
4619 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4620 TER to replace a DEF with its expression if the DEF and the
4621 rhs of the expression we replace into have the same root
4622 variable.
4624 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4626 * config/mips/mips.md: Fix the placement of the match_scratch in the
4627 lea64 peephole2.
4629 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4631 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4632 Fix comment typos.
4634 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4636 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4637 (strip_offset): Handle addresses.
4638 (add_address_candidates): Use strip_offset.
4639 (difference_cost): Reflect strip_offset change.
4640 (force_var_cost, difference_cost): Strip nops.
4642 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4644 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4646 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4647 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4648 config/cris/cris-protos.h, config/cris/cris.c: Update
4649 copyright.
4651 2005-02-10 Jeff Law <law@redhat.com>
4653 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4654 (lookup_avail_expr): Similarly.
4656 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4658 * builtins.c (fold_builtin_powi): New function.
4659 (fold_builtin_1): Call it.
4661 2005-02-10 Steven Bosscher <stevenb@suse.de>
4663 PR documentation/19309
4664 * doc/cpp.texi: The __GNUC__ and related predefined macros
4665 are also defined for the "standalone" cpp.
4666 Some non-GCC compilers may also define __GNUC__.
4668 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4670 PR c/19342
4671 * c-typeck.c (common_type): New routine. Old common_type renamed
4672 to...
4673 (c_common_type): ...this.
4674 (build_conditional_expr, build_binary_op): Use c_common_type instead
4675 of common_type.
4677 2005-02-10 Steven Bosscher <stevenb@suse.de>
4679 * doc/md.texi: Replace @samp{length} with @code{length}.
4681 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4683 PR tree-optimization/18687
4684 * tree-flow.h (find_loop_niter): Declare.
4685 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4686 Try using scev even for loops with more than one exit.
4687 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4688 (struct ivopts_data): Added niters field.
4689 (struct nfe_cache_elt): New.
4690 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4691 functions.
4692 (tree_ssa_iv_optimize_init): Initialize niters cache.
4693 (determine_number_of_iterations): Removed.
4694 (find_induction_variables): Do not call determine_number_of_iterations.
4695 Access niters for single exit through niter_for_single_dom_exit.
4696 (add_iv_outer_candidates): Access niters for single exit through
4697 niter_for_single_dom_exit.
4698 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4699 number_of_iterations_cond.
4700 (iv_period): New function.
4701 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4702 (may_replace_final_value): Take data argument. Use
4703 niter_for_single_dom_exit.
4704 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4705 (rewrite_use_compare): Pass data to may_eliminate_iv.
4706 (rewrite_use_outer): Pass data to may_replace_final_value.
4707 (free_loop_data): Clean up the niters cache.
4708 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4709 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4710 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4711 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4712 (num_ending_zeros): Moved to tree.c.
4713 * tree.h (num_ending_zeros): Declare.
4714 * tree.c (num_ending_zeros): Moved from tree.c.
4716 2005-02-09 Richard Henderson <rth@redhat.com>
4718 * builtins.c (DEF_BUILTIN): Add COND argument.
4719 * tree.h (DEF_BUILTIN): Likewise.
4720 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4721 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4722 match.
4723 (DEF_BUILTIN_STUB): New.
4724 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4725 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4726 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4727 * c-common.c (DEF_BUILTIN): Add COND argument.
4728 * tree.c (local_define_builtin): New.
4729 (build_common_builtin_nodes): New.
4731 2005-02-09 Roger Sayle <roger@eyesopen.com>
4733 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4734 floating point expression ignoring the sign of the result.
4735 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4736 (fold) <MULT_EXPR>: Use it to simplify x*x.
4737 * tree.h (fold_strip_sign_ops): Prototype here.
4738 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4739 argument. Use fold_strip_sign_ops to simplify the first argument.
4740 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4741 first argument when the second argument is an even integer
4742 constant, but only with -funsafe_math_optimizations.
4743 (fold_builtin_1): Update call to fold_builtin_copysign.
4745 2005-02-09 Ian Lance Taylor <ian@airs.com>
4747 PR middle-end/19583
4748 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4749 just check whether EH_FILTER_FAILURE falls through.
4751 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4753 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4754 insns return to ready list in the next turn.
4756 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4758 PR middle-end/19402
4759 * builtins.def: New __builtin_powi[lf].
4760 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4761 (expand_builtin_powi): New function.
4762 (expand_builtin): Dispatch to expand_builtin_powi.
4763 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4764 * libgcc2.c: Add __builtin_powi[lf] implementation.
4765 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4766 * optabs.h: Add powi_optab.
4767 * optabs.c (init_optabs): Initialize powi_optab.
4768 * doc/extend.texi: Document __builtin_powi[lf].
4770 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4772 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4773 exists.
4775 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4777 PR middle-end/19854
4778 * fold-const.c (try_move_mult_to_index): Remove redundant
4779 type argument. Create ADDR_EXPR with correct type.
4780 (fold): Update callers of try_move_mult_to_index. Convert
4781 result to the appropriate type.
4783 2005-02-09 Roger Sayle <roger@eyesopen.com>
4785 PR target/19597
4786 * config/avr/avr.c (default_rtx_costs): Delete.
4787 (avr_operand_rtx_cost): New function.
4788 (avr_rtx_costs): Completely rewrite.
4790 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4792 PR target/19806
4793 * config/cris/cris.c (in_code): New variable.
4794 (cris_output_addr_const): Now a static function, a wrapper for
4795 output_addr_const.
4796 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4797 case from old cris_output_addr_const.
4798 (cris_asm_output_label_ref): Similar for LABEL_REF.
4799 (cris_output_addr_const_extra): Similar for UNSPEC.
4800 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4801 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4802 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4803 declaration.
4804 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4805 (cris_asm_output_label_ref): Declare.
4807 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4809 PR preprocessor/19801
4810 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4811 filenames that changed when libcpp was moved to the toplevel.
4813 2005-02-07 Roger Sayle <roger@eyesopen.com>
4815 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4816 zero extensions of BImode operands. Call lowpart_subreg instead
4817 of gen_lowpart_common and gen_lowpart_SUBREG.
4819 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4821 PR ada/19489
4822 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4823 * configure.ac: Set cc_for_cross_gnattools.
4824 * configure: Regenerate.
4826 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4828 PR target/19803
4829 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4831 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4833 PR debug/19327
4834 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4835 of nested functions.
4837 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4839 * doc/extend.texi: Document deprecated extensions allowing
4840 static floating-point members to have initializers and allowing
4841 floating-point literals in integral constant expressions.
4843 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4845 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4846 config/darwin7.h, config/mips/mips.c,
4847 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4848 Update copyright.
4850 * cse.c: Update comments.
4852 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4854 PR middle-end/19775
4855 * builtins.c (fold_builtin_sqrt): Transform
4856 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4857 pow(x,y*0.5).
4859 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4860 Dorit Naishlos <dorit@il.ibm.com>
4862 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4863 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4864 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4865 was added.
4866 * tree.h (vect_set_verbosity_level): New extern function declaration
4867 added.
4868 * tree-vectorizer.h (verbosity_levels): New enum type.
4869 * tree-vectorizer.c (vect_debug_stats): Function removed.
4870 (vect_debug_details): Likewise.
4871 (vect_verbosity_level): Global variable was defined and initialized.
4872 (vect_dump): Global variable definition.
4873 (vect_print_dump_info): New function.
4874 (vect_set_dump_settings): New function.
4875 (vect_set_verbosity_level): New function.
4876 (vectorize_loops): Add call to vect_set_dump_settings.
4878 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4879 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4880 (slpeel_tree_peel_loop_to_edge): Likewise.
4882 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4883 appropriate verbosity level instead of call to vect_debug_details
4884 or vect_debug_stats.
4885 (vect_get_base_and_offset):
4886 (vect_create_addr_base_for_vector_ref):
4887 (get_vectype_for_scalar_type):
4888 (vect_create_data_ref_ptr):
4889 (vect_init_vector):
4890 (vect_get_vec_def_for_operand):
4891 (vect_finish_stmt_generation):
4892 (vectorizable_assignment):
4893 (vectorizable_operation):
4894 (vectorizable_store):
4895 (vectorizable_load):
4896 (vect_transform_stmt):
4897 (vect_update_ivs_after_vectorizer):
4898 (vect_do_peeling_for_loop_bound):
4899 (vect_update_inits_of_drs):
4900 (vect_do_peeling_for_alignment):
4901 (vect_transform_loop):
4902 (vect_is_simple_use):
4903 (vect_analyze_operations):
4904 (vect_is_simple_iv_evolution):
4905 (vect_analyze_scalar_cycles):
4906 (vect_analyze_data_ref_dependence):
4907 (vect_analyze_data_ref_dependences):
4908 (vect_compute_data_ref_alignment):
4909 (vect_enhance_data_refs_alignment):
4910 (vect_analyze_data_refs_alignment):
4911 (vect_analyze_data_ref_access):
4912 (vect_analyze_data_ref_accesses):
4913 (vect_analyze_pointer_ref_access):
4914 (vect_get_memtag_and_dr):
4915 (vect_analyze_data_refs):
4916 (vect_mark_relevant):
4917 (vect_stmt_relevant_p):
4918 (vect_mark_stmts_to_be_vectorized):
4919 (vect_can_advance_ivs_p):
4920 (vect_get_loop_niters):
4921 (vect_analyze_loop_form):
4922 (vect_analyze_loop):
4923 (vectorize_loops): Likewise.
4925 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4926 (vect_update_inits_of_drs):
4927 (vect_do_peeling_for_alignment):
4928 (vect_transform_loop):
4929 (vect_analyze_operations):
4930 (vect_analyze_scalar_cycles):
4931 (vect_analyze_data_ref_dependences):
4932 (vect_analyze_data_refs_alignment):
4933 (vect_analyze_data_ref_accesses):
4934 (vect_analyze_data_refs):
4935 (vect_mark_stmts_to_be_vectorized):
4936 (vect_get_loop_niters):
4937 (vect_analyze_loop_form):
4938 (vect_analyze_loop): Likewise.
4939 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4941 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4943 PR bootstrap/19796
4944 Revert:
4945 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4946 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4947 either -ffast-math or -funsafe-math-optimizations is in use.
4949 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4950 * config/mips/irix-csr.c: New file.
4951 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4952 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4953 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4954 executables.
4956 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4958 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4959 redundant, incorrect definitions.
4961 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4962 expand.
4963 ("*tls_indirect_call"): New, reference hard regs directly.
4964 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4966 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4968 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4969 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4971 2005-02-06 Roger Sayle <roger@eyesopen.com>
4973 PR rtl-optimization/19800
4974 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4975 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4976 gen_lowpart.
4978 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4980 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4982 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4984 PR other/17135
4985 * doc/invoke.texi: Correct documentation of -freorder-functions.
4987 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4989 PR other/14402
4990 * doc/invoke.texi: Don't mention gccbug.
4992 2005-02-06 Roger Sayle <roger@eyesopen.com>
4993 Andrew Pinski <pinskia@physics.uc.edu>
4994 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4996 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4997 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4998 into just (zero_extract:SI FOO (const_int 1) BAR).
5000 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5002 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5003 macro locally. Don't give last revision date. Use GCC version
5004 number from gcc-common.texi.
5005 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5006 revision date. Use GCC version number from gcc-common.texi.
5007 Describe being a library as current state rather than as 3.x
5008 history.
5009 * doc/gcc.texi: Remove last update date.
5010 * doc/gccint.texi: Likewise. Update copyright dates.
5011 * doc/install.texi: Update copyright dates.
5013 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5015 PR other/7549
5016 * doc/invoke.texi: Mention for each option included in -Wall that
5017 it is included in -Wall.
5018 * doc/gcc.texi: Update copyright and last modification date.
5020 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5022 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5023 unnecessary cast to original induction variable increments.
5025 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5027 PR tree-optimization/18219
5028 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5029 in distributed form.
5031 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5033 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5034 Set bitpos and offset later in the function. Do nothing if the
5035 target is a register and if the bitfield lies completely outside
5036 that register.
5037 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5038 here. Return an uninitialised register if the source value is stored
5039 in a register and the bitfield lies completely outside that register.
5041 2005-02-06 Steven Bosscher <stevenb@suse.de>
5043 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5044 not SET_DEST.
5046 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5048 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5050 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5052 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5053 * config/darwin8.h: New.
5054 * config/darwin7.h: Update comment.
5056 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5057 Dorit Naishlos <dorit@il.ibm.com>
5059 * tree-vectorizer.h (LOC): New type.
5060 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5061 (loop_line_number): New field in struct _loop_vec_info.
5062 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5064 * tree-vectorizer.c (input.h): Included.
5065 (find_loop_location): New function.
5066 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5067 loop line number removed.
5068 (vect_debug_details): Likewise.
5069 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5071 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5072 call to vect_debug_details/stats changed from loop to loop_loc.
5073 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5074 (slpeel_tree_peel_loop_to_edge): Likewise.
5076 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5077 changed from NULL to UNKNOWN_LOC.
5078 (vect_get_base_and_offset):
5079 (vect_create_addr_base_for_vector_ref):
5080 (get_vectype_for_scalar_type):
5081 (vect_create_data_ref_ptr):
5082 (vect_init_vector):
5083 (vect_get_vec_def_for_operand):
5084 (vect_finish_stmt_generation):
5085 (vectorizable_assignment):
5086 (vectorizable_operation):
5087 (vectorizable_store):
5088 (vectorizable_load):
5089 (vect_transform_stmt):
5090 (vect_update_ivs_after_vectorizer):
5091 (vect_do_peeling_for_loop_bound):
5092 (vect_do_peeling_for_alignment):
5093 (vect_transform_loop):
5094 (vect_is_simple_use):
5095 (vect_analyze_operations):
5096 (vect_is_simple_iv_evolution):
5097 (vect_analyze_scalar_cycles):
5098 (vect_analyze_data_ref_dependences):
5099 (vect_compute_data_ref_alignment):
5100 (vect_enhance_data_refs_alignment):
5101 (vect_analyze_data_ref_access):
5102 (vect_analyze_data_ref_accesses):
5103 (vect_analyze_pointer_ref_access):
5104 (vect_get_memtag_and_dr):
5105 (vect_analyze_data_refs):
5106 (vect_mark_relevant):
5107 (vect_stmt_relevant_p):
5108 (vect_mark_stmts_to_be_vectorized):
5109 (vect_can_advance_ivs_p):
5110 (vect_get_loop_niters):
5111 (vect_analyze_loop):
5112 (vectorize_loops): Likewise.
5114 (vectorizable_load): Argument in call to vect_debug_details/stats
5115 changed from loop to LOOP_LOC (loop_vinfo).
5116 (vect_transform_loop):
5117 (vect_analyze_operations):
5118 (vect_analyze_scalar_cycles):
5119 (vect_analyze_data_ref_dependence):
5120 (vect_enhance_data_refs_alignment):
5121 (vect_analyze_data_ref_accesses):
5122 (vect_analyze_pointer_ref_access):
5123 (vect_analyze_data_refs):
5124 (vect_analyze_loop): Likewise.
5126 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5127 changed from loop to loop_loc.
5129 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5131 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5132 Dorit Naishlos <dorit@il.ibm.com>
5134 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5135 declaration added.
5136 (vect_analyze_data_ref_dependences): Likewise.
5138 (vect_is_simple_use): Argument changed from loop structure to
5139 loop_vect_info structure.
5140 (vect_can_advance_ivs_p): Likewise.
5141 (vect_create_index_for_vector_ref): Likewise.
5142 (vect_update_ivs_after_vectorizer): Likewise.
5143 (new_stmt_vec_info): Likewise.
5145 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5146 changed from loop to loop_vinfo.
5147 (vect_create_data_ref_ptr): First argument in call to
5148 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5149 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5150 was changed from loop to loop_vinfo.
5151 (vectorizable_operation): Likewise.
5152 (vectorizable_store): Likewise.
5153 (vect_mark_stmts_to_be_vectorized): Likewise.
5154 (vect_do_peeling_for_loop_bound): First argument in call to
5155 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5156 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5157 was changed from loop to loop_vinfo.
5158 (vect_analyze_data_ref_dependences): Third argument in call to
5159 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5161 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5162 (vect_create_data_ref_ptr): Likewise.
5163 (vect_init_vector): Likewise.
5164 (vect_get_vec_def_for_operand): Likewise.
5165 (vectorizable_assignment): Likewise.
5166 (vectorizable_operation): Likewise.
5167 (vectorizable_store): Likewise.
5168 (vectorizable_load): Likewise.
5169 (vect_update_ivs_after_vectorizer): Likewise.
5170 (vect_is_simple_use): Likewise.
5171 (vect_analyze_data_ref_dependence): Likewise.
5172 (vect_analyze_pointer_ref_access): Likewise.
5173 (vect_can_advance_ivs_p): Likewise.
5175 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5176 before _stmt_vec_info.
5177 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5178 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5179 (new_stmt_vec_info): Argument changed from loop structure to
5180 loop_vect_info structure
5182 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5183 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5184 (vect_create_addr_base_for_vector_ref): Likewise.
5185 (vect_analyze_pointer_ref_access): Likewise.
5187 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5189 PR tree-opt/19768
5190 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5191 phi flag if the phi is abnormal.
5193 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5195 PR tree-opt/19736
5196 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5197 information for the new statement.
5199 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5201 PR driver/19117
5202 * gcc.c (main): Include the target in -v output.
5204 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5206 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5207 Do not drop the extend if we'd have to add a paradoxical subreg
5208 later. Include optabs.h and insn-codes.h.
5209 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5211 2005-02-02 Roger Sayle <roger@eyesopen.com>
5213 PR middle-end/19405
5214 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5215 * fold-const.c (const_binop): Avoid constant folding floating
5216 point operations in modes that use composite representations.
5217 * simplify-rtx.c (simplify_binary_operation): Likewise.
5219 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5221 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5222 a REG, not a MEM.
5223 (altivec_dstt): Likewise.
5224 (altivec_dstst): Likewise.
5225 (altivec_dststt): Likewise.
5226 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5227 of first operand.
5229 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5231 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5232 EXPR_LOCUS from orig_cond to the new cond_stmt.
5233 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5234 the new vec_stmt.
5236 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5238 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5239 standard_iv_increment_position. Remove call to bsi_next
5240 (no need to bump the iterator anymore).
5241 (vect_create_index_for_vector_ref): Call
5242 standard_iv_increment_position. Remove second function argument.
5243 (vect_finish_stmt_generation): Remove call to bsi_next
5244 (no need to bump the iterator anymore).
5245 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5246 to vect_create_index_for_vector_ref.
5248 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5250 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5251 phis are used out of the loop.
5253 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5255 PR c/17807
5256 * c-decl.c (undef_nested_function): New variable.
5257 (pop_scope): Diagnose undefined nested functions.
5258 (finish_function): Don't attempt cgraph processing or genericizing
5259 if current top-level function contained an undefined nested
5260 function. Reset undef_nested_function at the end of a top-level
5261 function.
5263 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5265 * tree.c (build_int_cst_type): Take sign of the value into account
5266 when deciding whether sign extend the value.
5268 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5270 PR c/18502
5271 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5272 (cpp_options, cc1_options): Change %{std*&ansi} to
5273 %{std*&ansi&trigraphs}.
5275 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5277 * cse.c: Update comments.
5279 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5281 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5282 arguments go on the stack. Do not put complex doubles in odd/even
5283 pairs.
5285 2005-02-02 Steven Bosscher <stevenb@suse.de>
5287 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5288 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5289 -ftree-pre, and -fthread-jumps.
5291 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5293 PR tree-optimization/19578
5294 * tree-flow.h (modified_noreturn_calls): Declare.
5295 (noreturn_call_p): Declare.
5296 * tree-flow-inline.h (noreturn_call_p): New function.
5297 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5298 * tree-cfg.c (modified_noreturn_calls): New variable.
5299 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5300 that contain a mid-block noreturn call.
5301 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5303 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5305 * df.c (df_def_record_1, df_uses_record): Don't use
5306 DF_FOR_REGALLOC.
5307 * df.h (DF_FOR_REGALLOC): Remove.
5309 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5311 PR c/19435
5312 * c-typeck.c (really_start_incremental_init): Reset
5313 constructor_max_index for arrays of incomplete type.
5315 2005-02-02 Jeff Law <law@redhat.com>
5317 * gcse.c (struct reg_set): Store the block index where the register
5318 was set rather than the setting insn.
5319 (record_one_set, compute_transp): Corresponding changes.
5320 (pre_insert_copy_insn): Do not call replace_one_set.
5321 (replace_one_set): Remove.
5323 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5325 PR other/15514
5326 * doc/gcov.texi: Fix typo.
5328 2005-02-01 Richard Henderson <rth@redhat.com
5330 PR target/19680
5331 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5332 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5333 type to bool.
5334 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5335 * config/i386/i386-protos.h: Update.
5337 2005-02-01 Steven Bosscher <stevenb@suse.de>
5339 PR tree-optimization/19217
5340 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5341 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5342 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5343 that it is walking a PHI node.
5345 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5347 * doc/extend.texi (Nested Functions): Update.
5349 2005-02-01 Richard Henderson <rth@redhat.com>
5351 PR 19696
5352 * optabs.c (expand_copysign_absneg): Export.
5353 * optabs.h (expand_copysign_absneg): Declare.
5354 * config/rs6000/rs6000.md (copysigntf3): New.
5356 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5358 PR tree-optimization/19633
5359 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5360 * tree-ssa-alias.c (init_alias_info): Initialize.
5361 (merge_pointed_to_info): Set.
5362 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5363 (dump_points_to_info_for): Show value of pt_null.
5364 (struct count_ptr_d): Declare.
5365 (find_ptr_dereference): Remove.
5366 (ptr_is_dereferenced_by): Remove.
5367 (count_ptr_derefs): New local function.
5368 (count_uses_and_derefs): New local function.
5369 (compute_points_to_and_addr_escape): Call it. If the number
5370 of dereferences is greater than zero, mark the pointer as
5371 dereferenced. If there are fewer dereferences than uses of
5372 the pointer, the pointer's value escapes.
5374 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5376 PR tree-optimization/19670
5377 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5378 here...
5379 (verify_use): ... set it here, instead.
5381 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5383 * doc/sourcebuild.texi (Test directives): Fix formatting.
5385 * doc/sourcebuild.texi (Test directives): Describe selector
5386 expressions.
5388 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5390 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5391 specific 64-bit CPUs.
5393 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5395 PR target/16201
5396 * arm.c (arm_eliminable_register): New function.
5397 (adjacent_mem_locations): Don't allow eliminable registers. Use
5398 HOST_WIDE_INT for address offsets.
5399 * arm-protos.h (arm_eliminable_register): Add prototype.
5401 2005-02-01 Steven Bosscher <stevenb@suse.de>
5403 PR optimization/15242
5404 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5405 * basic-block.h (duplicate_computed_gotos): Add prototype.
5406 * bb-reorder.c (duplicate_computed_gotos): New function to
5407 duplicate sufficiently small blocks ending in a computed jump.
5408 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5409 if not optimizing for size.
5410 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5411 never do tail merging for blocks ending in a computed jump.
5412 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5414 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5416 Patch from Richard Sandiford <rsandifo@redhat.com>
5417 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5418 from inheriting a subreg equivalence with a non-spill register.
5420 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5422 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5424 * config/frv/frv.c (movcc_fp_destination_operand): New.
5425 (gpr_or_memory_operand): Fix typo in comment.
5426 (gpr_or_memory_operand_with_scratch): New.
5427 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5428 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5429 movcc_fp_destination_operand.
5430 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5431 Legitimize memory addresses using a scratch register.
5433 2005-01-31 Jeff Law <law@redhat.com>
5435 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5436 bitmap a sparse bitmap instead of a simple bitmap.
5437 (mark_def_sites_initialize_block): Corresponding changes.
5438 (ssa_mark_def_sites_initialize_block): Likewise.
5439 (ssa_mark_phi_uses): Likewise.
5440 (mark_def_site, ssa_mark_def_sites): Likewise.
5441 (mark_def_site_blocks): Likewise.
5442 (rewrite_ssa_into_ssa): Likewise.
5444 * tree-ssa-dom.c (record_cond): Pass correct variable type
5445 for last argument to htab_find_slot_with_hash.
5447 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5448 effects when optimizing 0 % X. Do not try to optimize X % 0.
5450 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5452 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5453 1_mmalua.
5455 2005-02-01 Eric Christopher <echristo@redhat.com>
5457 * config/mips/mips.c (override_options): Warn if -mint64
5458 is used.
5459 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5460 deprecated.
5462 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5464 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5465 timestamp.
5466 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5467 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5468 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5469 (cached_regno): Initialize to INVALID_REGNUM.
5470 (cse_reg_info_table_size,
5471 cse_reg_info_table_first_uninitialized,
5472 cse_reg_info_timestamp): New.
5473 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5474 get_cse_reg_info.
5475 (init_cse_reg_info, get_cse_reg_info_1): New.
5476 (get_cse_reg_info): Cache the last look-up.
5477 (new_basic_block): Update the code to clear mappings from
5478 registers to cse_reg_info entries.
5479 (cse_main): Call init_cse_reg_info.
5481 * cse.c (get_cse_reg_info): Update a comment.
5483 2005-01-31 Steven Bosscher <stevenb@suse.de>
5485 PR c/19333
5486 * c-decl.c (start_decl): Do not warn about arrays of elements with
5487 an incomplete type here.
5488 (grokdeclarator): Do it here by making a pedwarn an error.
5489 * c-typeck.c (push_init_level): If there were previous errors with
5490 the constructor type, do not warn about braces for initializers.
5491 (process_init_element): Likewise for excess initializer elements.
5493 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5495 * cse.c (delete_trivially_dead_insn): Don't iterate.
5497 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5499 * config/rs6000/rs6000.md (copysignsf3): New expand.
5500 (copysigndf3): Likewise.
5502 2005-01-31 Steven Bosscher <stevenb@suse.de>
5504 * recog.c (constrain_operands): Only look for earlyclobber operand
5505 conflicts if an '&' constraint was seen.
5507 2005-01-31 Marc Espie <espie@openbsd.org>
5509 * config.gcc: Don't include embedded systems fragment, switches default
5510 debugging format to ELF.
5511 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5512 longer pick it up there.
5514 2005-01-31 Dale Johannesen <dalej@apple.com>
5516 * doc/extend.texi (nested functions): Fix linkage description.
5517 Clarify that static is not allowed.
5519 2005-01-31 Dale Johannesen <dalej@apple.com>
5521 * config/rs6000/darwin.md (movsf_low_di): Make work.
5522 (movdf_low_di): Make work.
5524 2005-01-31 Dale Johannesen <dalej@apple.com>
5526 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5527 Make work for 64 bit.
5529 2005-01-31 Roger Sayle <roger@eyesopen.com>
5530 Dale Johannesen <dalej@apple.com>
5532 PR middle-end/19650
5533 * fold-const.c (fold_binary_op_with_conditional_arg):
5534 Make types match original operands, before STRIP_NOPS.
5536 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5538 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5539 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5540 (struct gcc_sigcontext): Delete. Merge contents to..
5541 (struct gcc_ucontext): ..here.
5542 (get_sigcontext): Delete.
5543 (get_regs): New function, like get_sigcontext but return regs ptr.
5544 64-bit version finds regs from r1 to support vdso.
5545 (ppc_linux_aux_vector): New function.
5546 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5547 and vector regs.
5549 2005-01-31 Ira Rosen <irar@il.ibm.com>
5551 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5552 sizetype.
5553 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5554 redundant fold. Fix misalignment for MINUS_EXPR.
5555 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5556 (vect_analyze_pointer_ref_access): Likewise.
5557 (vect_get_memtag_and_dr): Likewise.
5559 2005-01-31 Richard Henderson <rth@redhat.com>
5561 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5562 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5563 absnegdf2_i387, absnegxf2_i387): Likewise.
5565 2005-01-31 Richard Henderson <rth@redhat.com>
5567 PR 19696
5568 * optabs.c (expand_copysign_absneg): New.
5569 (expand_copysign_bit): Split out from ...
5570 (expand_copysign): ... here. Use expand_copysign_absneg.
5572 2005-01-30 Roger Sayle <roger@eyesopen.com>
5574 PR middle-end/19697
5575 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5576 constant as the second operand and a register as the third.
5578 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5580 PR target/19704
5581 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5582 that dllimport'd functions do not use all call-clobbered registers
5583 to pass parameters.
5585 2005-01-30 Richard Henderson <rth@redhat.com>
5587 PR 19696
5588 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5589 expand_abs_nojump and generalize. Use operand_subword and
5590 emit_no_conflict_block. Support large modes.
5591 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5592 back to maximum.
5593 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5594 negation to subtraction.
5595 (expand_copysign): Check that the format has signed zeros.
5596 Use operand_subword and emit_no_conflict_block. Support large modes.
5598 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5600 Fix PR tree-optimization/19624
5602 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5603 * tree-ssa-pre.c: Add cfgloop.h.
5604 Update comment.
5605 (pre_stats): New member, constified.
5606 (inserted_exprs): New static variable.
5607 (NECESSARY): New macro.
5608 (create_expression_by_pieces): Fold the expression, and
5609 mark it as defaulting to not necessary. Also put in
5610 inserted_exprs.
5611 (fully_constant_expression): New function.
5612 (insert_into_preds_of_block): Modify to not insert phis when we
5613 are playing with induction variables.
5614 Push phis onto the inserted_exprs vector, and mark them as not
5615 necessary by default.
5616 (insert_aux): Call fully_constant_expression on eprime.
5617 If all edges produce the same value, mark it constant.
5618 (mark_operand_necessary): New function.
5619 (remove_dead_inserted_code): New function.
5620 (init_pre): Init loop optimizer to get loop info.
5621 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5622 (execute_pre): Commit edge inserts, then remove dead code.
5624 2005-01-30 Richard Henderson <rth@redhat.com>
5626 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5627 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5629 2005-01-30 Richard Henderson <rth@redhat.com>
5631 PR target/19700
5632 * config/i386/i386.c (ix86_expand_copysign): New.
5633 (ix86_split_copysign_const): New.
5634 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5635 rearrange op1/nmask operands.
5636 * config/i386/i386-protos.h: Update.
5637 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5638 (copysigndf3): Likewise.
5639 (copysignsf3_const, copysigndf3_const): New.
5640 (copysignsf3_var): Rename from copysignsf3, split out splitter
5641 and fix split predicate for X constraint.
5642 (copysigndf3_var): Similarly.
5644 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5646 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5647 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5648 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5650 2005-01-29 Richard Henderson <rth@redhat.com>
5652 PR target/19690
5653 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5654 of # and * in constraints.
5656 2005-01-29 Richard Henderson <rth@redhat.com>
5658 PR middle-end/19689
5659 * expr.c (store_field): Don't strip sub-mode cast when the input
5660 data is even smaller.
5662 2005-01-29 Richard Henderson <rth@redhat.com>
5664 PR middle-end/19687
5665 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5666 union being empty.
5668 2005-01-29 Richard Henderson <rth@redhat.com>
5670 * combine.c (make_field_assignment): Fix argument order
5671 to gen_int_mode.
5673 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5675 PR tree-optimization/15791
5676 * fold-const.c (extract_array_ref): New function.
5677 (fold): Fold comparisons between &a[i] and &a[j] or
5678 semantically equivalent trees.
5680 2005-01-29 Jeff Law <law@redhat.com>
5682 * gcse.c (insert_expr_in_table): Revamp handling of available
5683 and anticipatable occurrence lists to avoid unnecessary list
5684 walking.
5685 (insert_set_in_table): Similarly.
5687 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5689 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5690 build string type.
5691 (c_build_qualified_type): Build qualified array types with
5692 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5693 * c-decl.c (c_make_fname_decl): Build unqualified array type
5694 before qualified type.
5695 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5696 type is qualified, not just if type itself is. Don't apply
5697 qualifiers to array type when declarator is processed. Apply
5698 qualifiers to field type whether or not it is an array type.
5699 Don't handle array types specially for applying qualifiers to
5700 variables.
5701 * c-typeck.c (composite_type): Build unqualified element type and
5702 array type when forming composite of array types.
5703 (common_pointer_type, comptypes, comp_target_types,
5704 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5705 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5706 types.
5707 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5708 (args2) in variables a1 and a2.
5710 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5712 * cse.c (n_elements_made, max_elements_made): Remove.
5713 (insert): Don't touch n_elements_made.
5714 (cse_main): Don't touch n_elements_made or max_elements_made.
5716 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5718 PR target/15384
5719 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5720 configuration part of dp-bit.c to be lost.
5722 2005-01-28 Roger Sayle <roger@eyesopen.com>
5724 * expmed.c (expand_mult_highpart_optab): When attempting to use
5725 a non-widening multiplication in a wider mode, the operands need
5726 to be converted (zero or sign extended) to that mode.
5728 2005-01-28 Ian Lance Taylor <ian@airs.com>
5730 PR middle-end/16558
5731 PR middle-end/19583
5732 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5733 through if both operands fall through.
5735 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5737 * cse.c (fold_rtx) <PC>: Don't optimize.
5739 2005-01-28 Jeff Law <law@redhat.com>
5741 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5742 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5744 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5746 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5747 cse_reg_info_used_list_end): Remove.
5748 (cse_reg_info_list, cse_reg_info_list_free): New.
5749 (get_cse_reg_info): When allocating an instance of
5750 cse_reg_info, add it to the beginning of the cse_reg_info_list
5751 list. Remove code to maintain cse_reg_info_used_list.
5752 (new_basic_block): Reset the free list to the beginning of
5753 cse_reg_info_list.
5755 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5757 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5758 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5759 (frv_expand_mdpackh_builtin): New function.
5760 (frv_expand_builtin): Use it to expand __MDPACKH.
5761 * doc/extend.texi (__MDPACKH): Update documentation.
5763 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5765 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5766 SSE_FLOAT_MODE_P for use_sse computation.
5768 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5770 PR target/19663
5771 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5773 2005-01-27 Richard Henderson <rth@redhat.com>
5775 * builtins.c (expand_builtin_copysign): New.
5776 (expand_builtin): Call it.
5777 * genopinit.c (optabs): Add copysign_optab.
5778 * optabs.c (init_optabs): Initialize it.
5779 (expand_copysign): New.
5780 * optabs.h (OTI_copysign, copysign_optab): New.
5781 (expand_copysign): Declare.
5783 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5784 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5786 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5787 (ix86_expand_fp_absneg_operator): ... here.
5788 (ix86_split_copysign): New.
5789 * config/i386/i386-protos.h: Update.
5790 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5791 (copysignsf3, copysigndf3): New.
5793 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5794 (copysignsf3, ncopysignsf3): New.
5795 (copysigndf3, ncopysigndf3): New.
5796 (copysignxf3, ncopysignxf3): New.
5797 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5799 2005-01-27 Arend Bayer <arend.bayer@web.de>
5800 Kazu Hirata <kazu@cs.umass.edu>
5802 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5803 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5804 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5805 NULL_RTX.
5807 2005-01-27 Jeff Law <law@redhat.com>
5809 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5810 definitions of SSA_NAMEs which are not being rewritten.
5811 (rewrite_ssa_into_ssa): Only initialize the current definition
5812 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5813 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5814 SSA_NAMEs before returning.
5816 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5818 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5819 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5820 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5821 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5822 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5824 2005-01-27 Steven Bosscher <stevenb@suse.de>
5826 PR middle-end/17278
5827 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5828 higher to -O2 and higher. Likewise for tree PRE.
5829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5830 and better.
5832 2005-01-27 Ian Lance Taylor <ian@airs.com>
5834 PR middle-end/19583
5835 * gimple-low.c (try_catch_may_fallthru): New static function.
5836 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5837 * tree-inline.c (expand_call_inline): Don't warn about reaching
5838 the end of a non-void function being inlined if the function uses
5839 a return slot.
5841 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5843 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5845 PR c/18946
5846 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5847 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5848 (implicitly_declare): Handle error_mark_node.
5850 2005-01-27 Richard Henderson <rth@redhat.com>
5852 PR tree-opt/14329
5853 * tree.h (struct tree_decl): Add debug_expr_is_from.
5854 (DECL_DEBUG_EXPR_IS_FROM): New.
5855 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5856 * dwarf2out.c (dwarf2out_var_location): Update to match.
5857 * tree-outof-ssa.c (create_temp): Likewise.
5858 * var-tracking.c (track_expr_p): Likewise.
5859 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5860 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5861 * toplev.c (default_tree_printer): Likewise.
5863 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5865 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5866 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5868 2005-01-27 Steven Bosscher <stevenb@suse.de>
5870 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5871 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5872 ASM_CLOBBERS): Add tree checks.
5874 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5875 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5876 * c-common.def (SWITCH_STMT): Update to match.
5877 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5878 macros instead of SWITCH_EXPR ones.
5879 * c-dump.c (c_dump_tree): Likewise.
5880 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5881 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5883 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5885 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5887 * unwind-dw2.c (execute_stack_op): Add missing cases for
5888 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5890 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5892 * config.gcc (Obsolete configurations): Remove 'dummy', add
5893 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5894 sparc-*-openbsd*.
5896 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5898 PR tree-optimization/19633
5899 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5900 CALL_EXPRs.
5901 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5902 are no call-clobbered variables.
5903 * tree-outof-ssa.c (check_replaceable): Return false for calls
5904 with side-effects.
5906 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5908 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5909 even for variables with NULL DECL_INITIAL.
5911 2005-01-26 Stuart Hastings <stuart@apple.com>
5913 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5915 2005-01-26 Richard Henderson <rth@redhat.com>
5917 PR middle-end/18008
5918 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5919 field's type.
5920 * expr.c (store_field): Strip conversions to odd-bit-sized types
5921 if the destination field width matches.
5923 2005-01-26 Richard Henderson <rth@redhat.com>
5925 * c-decl.c, expmed.c, expr.c: Revert last change.
5927 2005-01-26 Richard Henderson <rth@redhat.com>
5929 PR middle-end/18008
5930 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5931 field's type.
5932 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5933 if we don't need the bits above those present in the current mode.
5934 * expr.c (store_field): Strip conversions to odd-bit-sized types
5935 if the destination field width matches.
5937 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5939 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5940 either -ffast-math or -funsafe-math-optimizations is in use.
5942 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5944 PR target/19293
5945 PR target/19329
5946 * config/avr/avr.c (notice_update_cc): Only set condition code for
5947 ashrqi3 if shift count > 0.
5948 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5949 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5950 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5951 count <= 0 as a no-op, and shift count >= width by copying zero
5952 or sign bit to all bits of the result.
5953 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5954 count, with attribute "length" set to 0 and "cc" set to "none".
5956 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5958 * doc/invoke.texi: Document -mTLS.
5960 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5961 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5962 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5963 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5964 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5965 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5966 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5967 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5969 * configure.ac: Check for a TLS capable gas.
5971 * configure: Regenerate.
5973 2005-01-26 Richard Henderson <rth@redhat.com>
5975 PR middle-end/18008
5976 * combine.c (make_field_assignment): Simplify store to zero_extract
5977 from a source with an overlapping mask.
5979 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5981 2004-11-11 Eric Christopher <echristo@redhat.com>
5983 * config/frv/frv.md: Add fr400_integer automaton. Don't
5984 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5985 to TYPE_MACC.
5987 2005-01-26 Steven Bosscher <stevenb@suse.de>
5989 PR middle-end/16585
5990 * cfgbuild.c (make_edges): Do not clear or set
5991 current_function_has_computed_jump.
5992 * function.h (struct function): Remove the has_computed_jump field.
5993 (current_function_has_computed_jump): Do not define.
5994 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5995 in a computed jump. Ignore current_function_has_computed_jump.
5997 2005-01-26 Richard Henderson <rth@redhat.com>
5999 PR middle-end/19515
6000 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6001 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6002 fully initialized.
6003 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6004 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6005 objects into static storage if they have more than one non-zero value.
6006 * tree.h (categorize_ctor_elements): Update decl.
6008 2005-01-26 Steven Bosscher <stevenb@suse.de>
6010 PR middle-end/19616
6011 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6012 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6013 to this function from 2004-07-10.
6014 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6015 the current function for tail call optimizations if the address
6016 of one of it its arguments is taken.
6018 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6020 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6022 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6024 * function.c (expand_function_end): If current_function_calls_alloca,
6025 emit stack restore in a place that is reached when the function falls
6026 through at the end.
6028 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6030 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6031 rule to avoid matching inappropriate suffix rule.
6033 2005-01-26 Jan Hubicka <jh@suse.cz>
6035 PR tree-optimization/19241
6036 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6038 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6040 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6041 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6042 of doubling.
6043 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6044 <sim*>: Always use crt1.o, regardless of N in simN.
6045 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6046 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6047 (CRT_CALL_STATIC_FUNCTION): Remove.
6048 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6049 use crt1.o, regardless of N in simN.
6050 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6051 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6052 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6053 case isystem setting.
6054 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6056 2005-01-25 Ian Lance Taylor <ian@airs.com>
6058 * gimple-low.c (block_may_fallthru): Correct handling of
6059 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6061 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6063 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6064 handlers to match indentation; nested under the mtune=* handler.
6065 Similar for mcpu= and march=.
6067 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6069 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6070 * config/mips/linux64.h (LIB_SPEC): Likewise.
6071 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6072 * config/sh/linux.h (LIB_SPEC): Likewise.
6074 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6076 * config/frv/frv.c (frv_legitimize_tls_address): New.
6077 (TARGET_HAVE_TLS): Define.
6078 (FRV_SYMBOL_REF_TLS_P): Define.
6079 (frv_override_options): Handle new register classes.
6080 (frv_legitimate_address_p): Reject tls addresses.
6081 (frv_legitimize_address): Handle TLS addresses.
6082 (gen_inlined_tls_plt): New.
6083 (gen_tlsmoff): New.
6084 (frv_legitimize_tls_address): New.
6085 (unspec_got_name): Add TLS entries.
6086 (got12_operand): Add R_FRV_TLSMOFF12 case.
6087 (frv_emit_move): Fixup TLS addresses.
6088 (frv_emit_movsi): Legitimize TLS addresses.
6090 * config/frv/frv.h (MASK_BIG_TLS): New.
6091 (TARGET_BIG_TLS): New.
6092 (HAVE_AS_TLS): Define.
6093 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6094 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6095 (REG_CLASS_NAMES): Same.
6096 (REG_CLASS_CONTENTS): Same.
6097 (CONSTRAINT_LEN): New.
6098 (REG_CLASS_FROM_CONSTRAINT): New.
6099 (PREDICATE_CODES): Add symbolic_operand.
6101 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6102 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6103 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6104 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6105 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6106 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6107 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6108 GR9_REG, GR14_REG, LRREG.
6109 (type): Add load_or_call attribute.
6110 ("load_or_call"): New reservation.
6111 ("call_gettlsoff"): New.
6112 ("tls_indirect_call"): New.
6113 ("tls_load_gottlsoff12"): New.
6114 ("tlsoff_hilo"): New.
6115 ("tls_tlsdesc_ldd"): New.
6116 ("tls_tlsoff_ld"): New.
6117 ("tls_lddi"): New.
6119 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6121 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6123 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6124 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6125 * config/frv/frv.c (TLS_BIAS): Define.
6126 (frv_output_dwarf_dtprel): New.
6128 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6130 PR rtl-optimization/19579
6131 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6132 both A and B, see if they don't clobber registers the other expr uses.
6134 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6136 * real.c (do_add): Initialize signalling and canonical members.
6138 * real.c (real_from_integer): Zero out destination.
6140 2005-01-18 Jan Hubicka <jh@suse.cz>
6142 PR tree-optimize/19337
6143 * tree-inline.c (initialize_inlined_parameters): Copy
6144 saved_static_chain_decl only.
6146 2005-01-25 Richard Henderson <rth@redhat.com>
6148 PR target/19556
6149 PR target/19584
6150 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6151 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6152 80387 enabled, to return a proper subclass. Return the subset that
6153 overlaps with GENERAL_REGS for PLUS.
6154 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6156 2005-01-25 Richard Henderson <rth@redhat.com>
6158 PR middle-end/19609
6159 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6161 2005-01-25 Roger Sayle <roger@eyesopen.com>
6163 * expmed.c (choose_multiplier): Change interface to return the
6164 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6165 (expand_divmod): Update calls to choose_multiplier.
6167 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6169 PR middle-end/19330
6170 * expmed.c (extract_bit_field): Use adjust_address instead of
6171 gen_lowpart when op0 is a MEM.
6173 2005-01-24 Steven Bosscher <stevenb@suse.de>
6175 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6177 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6179 * config/mips/irix-csr.c: New file.
6180 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6181 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6182 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6183 executables.
6185 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6187 PR bootstrap/19364
6188 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6189 sparc/elf.h, add sparc/sp-elf.h.
6190 (sparc-*-rtems*): Likewise.
6191 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6192 tm-dwarf2.h, add sparc/sp-elf.h.
6193 (sparc86x-*-elf): Likewise.
6194 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6195 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6196 TARGET_OS_CPP_BUILTINS.
6197 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6198 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6199 Undefine it.
6200 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6201 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6202 (SWITCH_TAKES_ARG): Likewise.
6203 (LOCAL_LABEL_PREFIX): Likewise.
6204 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6205 (TARGET_N_FORMAT_TYPES): Delete.
6206 (TARGET_FORMAT_TYPES): Likewise.
6207 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6208 * config/sparc/elf.h: Delete.
6209 * config/sparc/sp-elf.h: New file.
6211 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6213 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6214 * tree-flow.h: Remove the corresponding prototype.
6215 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6216 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6218 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6220 PR target/17751
6221 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6222 for AIX ABI or ELF -fPIC.
6223 (rs6000_emit_load_toc_table): Don't create toc_section here.
6224 (rs6000_xcoff_file_start): Nor here.
6226 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6228 * sh.c (ra.h): Don't #include.
6229 (hard_regs_intersect_p): New function, resurrected from ra.c.
6231 * sh.c: Fix 1996 Copyright.
6233 2005-01-24 Richard Henderson <rth@redhat.com>
6234 Aldy Hernandez <aldyh@redhat.com>
6236 * regrename.c (note_sets): Handle subregs.
6238 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6240 PR bootstrap/18058
6241 * genconditions.c (write_header, write_conditions): Elide file if
6242 not GCC >= 3.0.1.
6244 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6246 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6247 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6248 Update copyright.
6250 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6252 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6253 expand_builtin_printf, expand_builtin_fprintf,
6254 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6255 checking against POINTER_TYPE.
6256 (validate_arglist): Handle POINTER_TYPE code by checking
6257 POINTER_TYPE_P.
6259 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6261 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6262 init_rtlanal): New.
6263 (for_each_rtx): Call for_each_rtx_1.
6264 * rtl.h (init_rtlanal): Declare.
6265 * toplev.c (backend_init): Call init_rtlanal.
6267 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6269 * flow.c (propagate_one_insn): Formatting.
6271 PR middle-end/19551
6272 * flow.c (libcall_dead_p): Be more conservative if unsure.
6273 If there are any instructions between insn and call, see if they are
6274 all dead before saying the libcall is dead.
6276 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6278 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6279 operand constraint for operand 0.
6281 2005-01-23 Richard Henderson <rth@redhat.com>
6283 PR 19486
6284 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6285 edges leading to join block.
6287 2005-01-23 Roger Sayle <roger@eyesopen.com>
6289 * expmed.c (expand_mult_highpart): Make static. Change type of
6290 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6291 (expand_divmod): Updates calls to expand_mult_highpart by using
6292 gen_int_mode to pass a CONST_INT rtx.
6293 * rtl.h (expand_mult_highpart): Remove prototype.
6295 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6297 * flow.c (regset_bytes, regset_size): Remove.
6299 * cfganal.c: Fix a reference to Harvey's paper.
6301 2005-01-23 Steven Bosscher <stevenb@suse.de>
6303 PR rtl-optimization/19464
6304 * tree-optimize.c (init_tree_optimization_passes): Add one more
6305 copyrename pass just before out-of-ssa.
6307 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6309 PR bootstrap/18058
6310 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6311 * ggc-none.c (ggc_free): Define.
6313 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6315 * cse.c (max_reg, max_insn_uid): Remove.
6316 (cse_main): Don't access max_reg or max_insn_uid.
6318 * c-common.c (explicit_flag_signed_bitfields,
6319 lang_statement_code_p, lang_expand_function_end): Remove.
6320 * c-common.h: Remove the corresponding declarations.
6321 * c-opts.c (c_common_handle_option): Remove all write access
6322 to explicit_flag_signed_bitfields.
6324 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6325 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6326 * cgraph.h: Remove the corresponding declaration.
6328 * gcse.c (null_pointer_info): Remove.
6330 2005-01-23 Roger Sayle <roger@eyesopen.com>
6331 Eric Botcazou <ebotcazou@libertysurf.fr>
6333 * combine.c (simplify_logical): Only simplify logical expressions
6334 of the form ior(and(x,y),z) by the inverse distributive law if the
6335 result is cheaper than the original.
6337 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6339 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6340 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6341 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6342 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6343 config/freebsd-spec.h, config/arm/arm.h,
6344 config/h8300/h8300.md, config/i386/i386.md,
6345 config/i386/predicates.md, config/i386/sse.md,
6346 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6347 config/vax/vax.md: Fix comment typos. Follow spelling
6348 conventions.
6350 2005-01-23 Steven Bosscher <stevenb@suse.de>
6352 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6353 tests, instead of `less than'.
6355 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6357 * function.c (assign_parm_setup_block): When creating a new stack slot
6358 for a parameter, get its alignment from the parameter's DECL_ALIGN
6359 rather than the type's TYPE_ALIGN. Make sure that the parameter
6360 is at least word aligned.
6362 2005-01-22 Roger Sayle <roger@eyesopen.com>
6364 PR middle-end/19378
6365 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6367 2005-01-22 Richard Henderson <rth@redhat.com>
6369 PR target/19506
6370 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6371 in both compare operands.
6372 (movdfcc_1_sse_max): Likewise.
6373 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6374 (movdfcc_1_sse): Likewise.
6375 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6376 scratch register as needed.
6378 2005-01-22 Richard Henderson <rth@redhat.com>
6380 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6382 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6384 2005-01-22 Richard Henderson <rth@redhat.com>
6386 * genopinit.c (optabs): Use smin/smax for floating point too.
6387 * doc/md.texi: Update to match. Clarify that floating point
6388 results are undefined for +0/-0 and NaN.
6389 * doc/rtl.texi: Likewise.
6390 * rtl.def (SMIN, SMAX): Likewise
6391 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6393 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6394 leading 's' to the name.
6395 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6396 smaxxf3, sminxf3): Likewise.
6397 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6398 Likewise.
6400 2005-01-22 Paul Brook <paul@codesourcery.com>
6402 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6404 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6406 * config/s390/s390.c (struct processor_costs): New fields
6407 dlgr, dlr, dr, dsgfr, dsgr.
6408 (z900_cost, z990_cost): Values for new fields.
6409 (s390_rtx_costs): New cases MEM und COMPARE in switch
6410 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6411 DIV, MOD, UDIV, UMOD.
6413 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6415 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6416 into the register being decremented.
6417 ("doloop_si31", "doloop_di"): Likewise.
6418 ("*doloop_si_long"): Adapt pattern.
6420 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6422 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6423 access registers.
6424 (CLASS_MAX_NREGS): Likewise.
6426 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6428 * doc/tree-ssa.texi (Statement Operands): Add example for new
6429 must-def macro. Note deprecation of old operands interface.
6431 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6433 PR tree-optimization/19484
6434 * tree-cfg.c (remove_fallthru_edge): New function.
6435 (cleanup_control_flow): Remove fallthru edges from calls that are
6436 now known not to return.
6438 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6440 Fix PR tree-optimization/19038
6441 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6442 copies with loop variant ones.
6444 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6446 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6447 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6448 config/alpha/alpha.md, config/alpha/predicates.md,
6449 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6450 config/sparc/sol2.h: Update copyright.
6452 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6453 first label to see if it is a nonlocal label.
6455 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6456 Andrew Pinski <pinskia@physics.uc.edu>
6458 PR target/19491
6459 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6460 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6462 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6464 * config/rs6000/rtems.h: Update copyright.
6466 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6468 PR target/19548
6469 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6470 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6471 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6473 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6475 PR c/18809
6476 * c-typeck.c (convert_arguments): Check for error_mark_node.
6478 2005-01-21 Ian Lance Taylor <ian@airs.com>
6480 PR tree-optimization/13000
6481 * tree-inline.c: Include "tree-flow.h".
6482 (expand_call_inline): If warn_return_type, warn if non-void inline
6483 function falls through.
6484 * tree-cfg.c (execute_warn_function_return): Don't warn about
6485 control reaching end if TREE_NO_WARNING is set. Set
6486 TREE_NO_WARNING.
6487 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6488 has been lowered.
6489 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6490 branch if we don't need one.
6491 * c-typeck.c: Include "tree-flow.h"
6492 (c_finish_bc_stmt): Don't add a goto if the current statement
6493 list doesn't fall through to the current point.
6495 2005-01-21 Roger Sayle <roger@eyesopen.com>
6497 PR rtl-optimization/576
6498 * real.c (real_arithmetic): Change return type from void to bool
6499 to return an indication that the result may be inexact.
6500 * real.h (real_arithmeric): Update prototype.
6501 * fold-const.c (const_binop): Don't constant fold floating
6502 point expressions when the user specifies -frounding-math and
6503 the result may depend upon the run-time rounding mode.
6504 (fold_convert_const_real_from_real): Clean-up.
6505 (fold_initializer): Ignore flag_rounding_math for initializers.
6506 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6507 constant fold FP operations with flag_rounding_math if the
6508 result may depend upon the run-time rounding mode.
6510 2005-01-21 Tom Tromey <tromey@redhat.com>
6512 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6514 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6516 * tree-cfg.c: Fix comment typos.
6518 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6520 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6521 around the call to rest_of_handle_branch_target_load_optimize.
6523 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6525 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6526 (sparc64-*-openbsd*): Likewise.
6527 (sparclite-*-elf*): Include tm-dwarf2.h.
6528 (sparc86x-*-elf*): Likewise.
6529 (sparc64-*-elf*): Likewise.
6530 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6531 (DBX_DEBUGGING_INFO): Likewise.
6532 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6533 (PREFERRED_DEBUGGING_TYPE): Likewise.
6534 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6535 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6536 (PREFERRED_DEBUGGING_TYPE): Likewise.
6537 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6538 (PREFERRED_DEBUGGING_TYPE): Likewise.
6539 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6541 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6543 PR target/18701
6544 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6546 2005-01-20 Paul Brook <paul@codesourcery.com>
6548 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6550 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6552 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6553 label is first in a sequence of labels.
6555 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6557 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6558 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6560 * doc/sourcebuild.texi (Test Directives): New.
6562 2005-01-20 Roger Sayle <roger@eyesopen.com>
6564 * real.c (real_floor): Don't leave the result uninitialized when
6565 mode is VOIDMode, but return the unrounded intermediate value.
6566 (real_ceil): Likewise.
6568 2005-01-20 Paul Brook <paul@codesourcery.com>
6570 * config/arm/arm.md (insv): Use gen_int_mode.
6572 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6574 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6575 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6576 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6577 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6578 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6580 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6582 Fix PR debug/19124
6583 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6584 fbreg, so we have to assume we can't.
6585 (loc_descriptor_from_tree_1): Ditto.
6586 (containing_function_has_frame_base): New function.
6587 (add_location_or_const_value_attribute): Use it.
6588 Also try to generate a frame_base from a single element location
6589 list.
6591 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6593 PR tree-optimization/15349
6594 * timevar.def (TV_TREE_MERGE_PHI): New.
6595 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6596 PHI_WANTED.
6597 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6598 calls to tree_forwarder_block_p.
6599 (remove_forwarder_block_with_phi, merge_phi_nodes,
6600 gate_merge_phi, pass_merge_phi): New.
6601 * tree-optimize.c (init_tree_optimization_passes): Add
6602 pass_merge_phi.
6603 * tree-pass.h: Add an extern for pass_merge_phi;
6605 2005-01-20 Richard Henderson <rth@redhat.com>
6607 PR target/19418
6608 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6609 (_mm_castps_pd, _mm_castps_si128): New.
6610 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6612 2005-01-20 Richard Henderson <rth@redhat.com>
6614 PR target/19530
6615 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6616 __builtin_ia32_vec_init_v2si.
6617 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6618 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6619 (ix86_init_mmx_sse_builtins): Create it.
6620 (ix86_expand_builtin): Expand it.
6621 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6622 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6623 (vec_extractv2si_0, vec_extractv2si_1): New.
6625 2005-01-20 Richard Henderson <rth@redhat.com>
6627 PR target/16533
6628 * config/i386/i386.c (ix86_expand_push): New.
6629 * config/i386/mmx.md (push<MMXMODE>1): New.
6630 * config/i386/sse.md (push<SSEMODE>1): New.
6631 * config/i386/i386-protos.h: Update.
6633 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6635 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6636 copyright.
6638 2005-01-20 Richard Henderson <rth@redhat.com>
6640 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6641 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6643 2005-01-19 Richard Henderson <rth@redhat.com>
6645 PR target/19350
6646 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6647 to V4SFmode in SSE1 fallback load path.
6649 2005-01-19 Richard Henderson <rth@redhat.com>
6651 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6652 in QImode expansion to ix86_expand_vector_set.
6653 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6655 2005-01-19 Richard Henderson <rth@redhat.com>
6657 PR target/19511
6658 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6659 subclass of the input class.
6660 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6661 Always true for cross-SSE1 classes. Rationalize conditionals.
6662 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6663 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6664 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6665 (movdi_2): Add MMX/SSE zeros.
6666 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6667 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6668 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6669 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6670 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6671 (zero_extendsidi2_rex64_1): Remove.
6672 (MOV0 peephole): Check GENERAL_REG_P.
6674 2005-01-19 Richard Henderson <rth@redhat.com>
6676 PR target/19427
6677 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6678 shufps elements.
6679 (ix86_expand_vector_extract): Likewise.
6681 2005-01-19 Richard Henderson <rth@redhat.com>
6683 PR middle-end/19304
6684 * expr.c (emit_move_change_mode): New argument force; use
6685 simplify_gen_subreg if true.
6686 (emit_move_via_alt_mode): Merge into ...
6687 (emit_move_via_integer): ... here.
6688 (emit_move_ccmode): Use emit_move_change_mode directly.
6690 2005-01-19 Richard Henderson <rth@redhat.com>
6692 PR target/19518
6693 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6694 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6695 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6696 rtl if true.
6697 (alpha_emit_set_const): Likewise. Make static.
6698 (alpha_emit_set_long_const): Make static.
6699 (alpha_extract_integer): Split out from alpha_expand_mov.
6700 (alpha_split_const_mov): Likewise.
6701 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6702 (alpha_legitimate_constant_p): New.
6703 * config/alpha/alpha-protos.h: Update.
6704 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6705 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6706 * config/alpha/alpha.md (movsi): Add n alternative.
6707 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6708 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6709 (splitters for all of the above): Use alpha_split_const_mov.
6710 * config/alpha/predicates.md (non_add_const_operand): New.
6711 (non_zero_const_operand): New.
6712 (input_operand): Use alpha_legitimate_constant_p after reload.
6714 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6716 PR tree-optimization/19038
6717 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6718 (add_candidate): Add ivs with increment in latch only if
6719 allow_ip_end_pos_p is true.
6720 (determine_iv_cost): Use empty_block_p.
6722 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6724 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6725 (compute_dominance_frontiers): Ditto.
6727 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6729 PR target/19529
6730 * config/sh/t-rtems: New.
6731 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6733 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6735 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6736 the offset of the selected field.
6738 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6740 * tree-cfg.c (remove_forwarder_block): Fix the check to
6741 prevent a nonlocal label from appearing in the middle of a
6742 basic block.
6744 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6746 PR rtl-optimization/19462
6747 * reorg.c (find_end_label): Create return insn only if
6748 current_function_epilogue_delay_list is empty.
6750 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6752 * doc/passes.texi: Remove paragraph mentioning new-ra.
6754 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6756 PR rtl-optimization/15139
6757 * combine.c: Include params.h.
6758 (count_rtxs): New function.
6759 (record_value_for_reg): If replace_rtx would replace at least
6760 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6761 (clobber (const_int 0)) instead of TEM.
6762 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6763 * params.h (MAX_LAST_VALUE_RTL): New.
6764 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6765 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6767 PR c/17297
6768 * c-typeck.c (digest_init): Only call build_vector if all constructor
6769 elements are *_CST nodes.
6770 * gimplify.c (gimplify_init_constructor): Likewise.
6772 PR middle-end/19164
6773 * c-typeck.c (digest_init): Only call build_vector if inside_init
6774 is a CONSTRUCTOR.
6776 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6778 * toplev.c (init_asm_output): Remove dead #ifdef.
6780 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6782 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6784 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6786 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6787 accessing DECL_FUNCTION_CODE.
6788 * dojump.c (do_jump): Likewise.
6789 * gimplify.c (gimplify_call_expr): Likewise.
6790 * predict.c (expr_expected_value): Likewise.
6791 (strip_builtin_expect): Likewise.
6792 * tree-inline.c (estimate_num_insns_1): Likewise.
6793 * tree-ssa-loop-im.c (stmt_cost): Likewise
6794 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6795 (tree_expr_nonnegative_p): Likewise.
6797 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6799 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6800 variant of the load_pcrel_sym pattern.
6801 * config/sparc/sparc.md (P macro): Move to the top.
6802 (load_pcrel_sym): Macroize using P.
6803 (save_register_window): Likewise.
6805 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6807 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6808 ("sordered"): Same.
6810 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6812 PR C/19472
6813 * c-typeck.c (build_asm_expr): Strip nops off
6814 input memory operands.
6816 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6818 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6819 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6820 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6821 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6823 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6825 PR target/19379
6826 * config/i386/i386.c (override_options): If the 80387 is disabled,
6827 then do not return FP values using FP registers.
6829 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6831 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6832 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6833 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6834 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6835 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6836 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6837 output.h, postreload-gcse.c, postreload.c, recog.c,
6838 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6839 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6840 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6841 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6842 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6843 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6844 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6845 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6847 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6848 config/alpha/alpha.c, config/arm/vfp.md,
6849 config/i386/emmintrin.h, config/i386/i386-modes.def,
6850 config/i386/i386-protos.h, config/i386/i386.h,
6851 config/i386/pmmintrin.h, config/i386/ppro.md,
6852 config/i386/predicates.md, config/i386/xmmintrin.h,
6853 config/i860/i860.c, config/ia64/ia64-modes.def,
6854 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6855 config/ia64/ia64.md, config/ia64/itanium1.md,
6856 config/ia64/itanium2.md, config/ia64/predicates.md,
6857 config/iq2000/iq2000.h, config/mips/linux64.h,
6858 config/rs6000/aix41.h, config/rs6000/aix43.h,
6859 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6860 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6861 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6862 config/sparc/linux64.h, config/sparc/litecoff.h,
6863 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6864 config/sparc/sparc.h, config/sparc/sparc.md,
6865 config/sparc/sysv4-only.h: Update copyright.
6867 2005-01-18 Richard Henderson <rth@redhat.com>
6869 PR target/19496
6870 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6872 2005-01-18 Marc Espie <espie@openbsd.org>
6873 * config/i386/openbsdelf.h: Typo.
6875 2005-01-18 Richard Henderson <rth@redhat.com>
6877 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6878 special case for sse.
6879 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6881 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6883 * tree-inline.c (estimate_num_insns_1): Added cases for
6884 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6886 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6888 PR rtl-optimization/19296
6889 * combine.c (simplify_comparison): Rewrite the condition under
6890 which a non-paradoxical SUBREG of a PLUS can be lifted when
6891 compared against a constant.
6893 2005-01-18 Andi Kleen <ak@muc.de>
6895 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6896 * c.opt (-Wpointer-sign): Add.
6897 * doc/invoke.texi: (-Wpointer-sign): Add.
6899 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6901 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6902 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6903 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6904 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6905 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6906 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6907 for TARGET_MIX_SSE_I387.
6908 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6909 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6910 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6911 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6912 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6913 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6914 TARGET_MIX_SSE_I387.
6915 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6916 from expander.
6918 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6920 PR target/19424
6921 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6922 Add movaps alternative for xmm reg->reg move.
6924 2005-01-17 Jeff Law <law@redhat.com>
6926 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6927 at the end of the main DOM loop rather than just before DOM exits.
6929 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6931 PR tree-optimization/19121
6932 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6933 adding aliases to a name tag, also add them to the pointer's
6934 type tag.
6935 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6936 sensitive alias info at all. Only check that the two pointers
6937 have compatible pointed-to sets.
6938 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6939 a pointer's type tag is a superset of the alias set of the
6940 pointer's name tag.
6942 2005-01-17 James E Wilson <wilson@specifixinc.com>
6944 PR target/19357
6945 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6946 comment to document why.
6948 2005-01-17 Richard Henderson <rth@redhat.com>
6950 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6951 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6952 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6953 sse2_vmsminv2df3_finite): New.
6954 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6955 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6956 Force op1 into register.
6958 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6960 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6961 bubblestrap from always rebuilding build directory.
6963 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6965 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6966 ("*cmpmem_short"): Likewise.
6968 2005-01-17 Steven Bosscher <stevenb@suse.de>
6970 * basic-block.h: Document BB_* flags.
6971 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6972 use an sbitmap instead.
6973 * sched-rgn.c (compute_trg_info): Likewise.
6975 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6977 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6978 redundant target_cpu_default and extra_parts lines. Use the default
6979 "from-abi" ISA.
6980 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6981 (SUBTARGET_EXTRA_SPECS): Delete.
6982 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6983 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6984 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6985 and "n32" for -mabi=n32.
6987 2005-01-17 Ian Lance Taylor <ian@airs.com>
6989 PR c/5675
6990 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6991 fold constant variables into initial values.
6993 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6995 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6997 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6998 through the statements backward.
7000 2005-01-17 Ian Lance Taylor <ian@airs.com>
7002 PR middle-end/13127:
7003 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7004 a variable set to the return value of the inlined function.
7006 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7008 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7009 when modes are tieable.
7011 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7013 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7014 of pthread_create to find out if threads are enabled.
7015 * gthr-posix95.h (__gthread_active_p): Likewise.
7017 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7019 * common.opt (-fnew-ra): Remove.
7020 * ra*.*: Remove.
7021 * toplev.h (flag_new_regalloc): Remove.
7022 * Makefile.in (ra*.*): Don't mention.
7023 * passes.c (rest_of_handle_new_regalloc): Remove.
7024 (rest_of_handle_combine, rest_of_compilation): Always consider
7025 flag_new_regalloc as false.
7026 * doc/invoke.texi: Don't document -fnew-ra.
7028 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7030 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7031 last parameter to reg_scan.
7032 * loop.c (loop_optimize): Likewise.
7033 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7034 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7035 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7036 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7037 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7038 * regclass.c (reg_scan): Likewise, for the declaration.
7039 * rtl.h (reg_scan): Likewise, for the prototype.
7041 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7043 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7044 mark_dfs_back_edges.
7046 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7048 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7049 (compute_avail): Uses don't go in tmp_gen.
7051 2005-01-16 Steven Bosscher <stevenb@suse.de>
7053 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7054 loop to look for a free slot in a page entry.
7056 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7058 PR target/16304
7059 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7060 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7061 just before targetm.asm_out.file_end.
7062 * tree.h (process_pending_assemble_output_defs): Declare.
7063 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7064 New functions.
7065 (assemble_alias): Defer generation of assembly code for defines when
7066 TARGET_DEFERRED_OUTPUT_DEFS is true.
7067 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7068 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7069 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7071 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7073 PR target/19336
7074 * pa.c (pa_scalar_mode_supported_p): New function.
7075 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7076 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7078 * pa-protos.h (prefetch_operand): Delete.
7079 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7080 * pa.c (prefetch_operand): Delete.
7081 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7082 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7083 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7084 and prefetch_nocc_operand.
7085 * pa.md (prefetch): Rework to avoid reload problems handling short
7086 displacements when a cache control completer needs to be provided.
7087 (prefetch_32, prefetch_64): Delete.
7088 (prefetch_cc, prefetch_nocc): New patterns.
7090 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7092 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7094 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7096 PR ada/19388
7097 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7098 exceeds maximum alignment for global common data.
7099 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7100 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7102 2004-01-15 Roger Sayle <roger@eyesopen.com>
7104 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7106 2004-01-15 Roger Sayle <roger@eyesopen.com>
7108 * harg-reg-set.h (reg_class_names): Prototype global array.
7109 * regclass.c (reg_class_names): Declare here and initialize to
7110 REG_CLASS_NAMES.
7111 (dump_regclass): Remove local declaration of reg_class_names.
7112 (regclass): Likewise.
7113 * cfg.c (dump_flow_info): Likewise.
7114 * ra-debug.c (reg_class_names): Likewise.
7115 * regrename.c (reg_class_names): Likewise.
7116 * reload.c (reg_class_names): Likewise.
7117 * reload1.c (spill_failure): Likewise.
7118 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7120 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7122 * config/s390/s390.md ("reload_outti"): Remove predicate for
7123 output operand. Abort if operand is not a MEM.
7124 ("reload_outdi", "reload_outdf"): Likewise.
7126 2005-01-15 Marc Espie <espie@openbsd.org>
7128 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7129 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7130 * config/openbsd.h: Fix C++ includes for native configurations.
7131 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7132 Add trampoline support.
7133 * config/i386/openbsdelf.h: New.
7135 2005-01-15 Marc Espie <espie@openbsd.org>
7137 * collect2.c (main): Explicitly parse -dynamic-linker option.
7139 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7141 PR tree-optimization/19060
7142 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7143 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7144 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7145 and handle extract_range_from_cond returning false.
7146 * fold-const.c (fold): Optimize comparisons with min/max even for
7147 width > HOST_BITS_PER_WIDE_INT.
7149 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7151 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7152 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7153 Remove little endian multilib variants.
7154 Add mips32 multilib variant.
7156 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7158 * explow.c (copy_all_reg, stabilize): Remove.
7159 * expr.h: Remove the corresponding prototypes.
7161 * rtlanal.c (regs_set_between_p): Remove.
7162 * rtl.h: Remove the corresponding prototype.
7164 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7166 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7167 to rs6000_nonimmediate_operand.
7168 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7169 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7170 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7171 rs6000_nonimmediate_operand.
7172 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7173 rs6000_nonimmediate_operand.
7175 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7177 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7179 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7181 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7182 on e500v2.
7183 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7184 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7186 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7187 (rs6k_nonimmediate_operand): New.
7188 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7189 correctly.
7190 (legitimate_lo_sum_address_p): Same.
7191 (rs6000_legitimize_address): Same.
7192 (rs6000_legitimize_reload_address): Same.
7193 (rs6000_legitimate_address): Same.
7194 (spe_build_register_parallel): Pass DF and DC modes in a DI
7195 register.
7197 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7198 to rs6k_nonimmediate_operand.
7200 * config/rs6000/spe.md ("*frob_df_di"): New.
7201 ("*frob_di_df"): New.
7202 ("*frob_di_df_2"): New.
7203 ("*mov_sidf_e500_subreg0"): New.
7204 ("*mov_sidf_e500_subreg4"): New.
7205 ("*movdf_e500_double"): Change predicate to
7206 rs6k_nonimmediate_operand.
7208 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7210 * postreload.c (move2add_note_store): Only call
7211 trunc_int_for_mode on scalar integers.
7213 2005-01-14 Steven Bosscher <stevenb@suse.de>
7215 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7216 replace BB_VISITED uses.
7217 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7218 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7219 (tree_dce_done): Free visited_control_parents.
7220 (perform_tree_ssa_dce): Allocate and clear it.
7221 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7222 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7223 instead of BB_VISITED.
7225 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7227 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7228 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7229 Remove unused prototypes.
7231 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7233 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7234 64-bit register usage.
7235 (spe_func_has_64bit_regs_p): Add FIXME note.
7237 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7239 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7240 flag_finite_math_only with flag_unsafe_math_optimizations.
7242 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7244 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7245 end-of-stack check.
7246 (__tpf_eh_return): Copy TPF private stack area from the module
7247 boundary stack frame. Add check for when module addresses are
7248 equal, but no stub address is found.
7250 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7252 PR target/7525
7253 * arm.h (struct machine_function): Add call_via field.
7254 (thumb_call_via_label): Declare.
7255 * arm.c (thumb_call_via_label): New variable.
7256 (thumb_call_reg_needed): New variable.
7257 (arm_output_function_epilogue): For Thumb code, output any per-function
7258 call-indirect trampolines.
7259 (thumb_call_via_reg): New function.
7260 (arm_file_end): New function.
7261 (TARGET_ASM_FILE_END): Call arm_file_end.
7262 (aof_file_end): Likewise.
7263 * arm-protos.h (thumb_call_via_reg): Declare.
7264 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7265 thumb_call_via_reg in normal case.
7267 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7269 PR middle-end/19084
7270 PR rtl-optimization/19348
7271 * recog.c (peephole2_optimize): Do global life update if some peephole
7272 decides it doesn't need at least one of its inputs and that change
7273 influences liveness at the start of the basic block.
7275 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7276 arguments instead of 1.
7278 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7280 PR middle-end/18820
7281 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7282 zero for nested functions needing a static chain or functions
7283 with a non-constant address.
7285 2005-01-13 Roger Sayle <roger@eyesopen.com>
7287 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7288 (and (sign_extend X) C) into (zero_extend (and X C)).
7290 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7292 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7294 2005-01-13 Richard Henderson <rth@redhat.com>
7296 PR target/19009
7297 PR target/19250
7298 PR target/19252
7299 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7300 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7301 not just TARGET_SSE.
7302 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7303 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7304 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7305 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7306 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7307 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7308 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7309 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7310 (movdicc_c_rex64): Rename with '*'.
7311 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7312 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7313 (movsfcc_1_387): Rename from movsfcc_1.
7314 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7315 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7316 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7317 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7318 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7319 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7320 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7321 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7322 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7323 sse_movdfcc_const0_4): Remove.
7324 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7325 recognize min/max early. Update for changed sse cmove patterns.
7326 (ix86_split_sse_movcc): New.
7327 * config/i386/i386-protos.h: Update.
7329 2005-01-13 Steven Bosscher <stevenb@suse.de>
7331 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7332 (fix_stmt_v_may_defs): Likewise.
7334 2005-01-13 Richard Henderson <rth@redhat.com>
7336 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7337 for converting the mask.
7339 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7341 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7342 definition to 600.
7344 2005-01-13 Richard Henderson <rth@redhat.com>
7346 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7347 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7348 IX86_BUILTIN_MOVDQ2Q): Remove.
7349 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7350 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7351 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7352 shuffling.
7353 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7354 (sse2_pextrw): Fix immediate constraint.
7355 (sse2_loadq, sse2_loadq_rex64): Remove.
7356 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7357 Use __builtin_ia32_vec_ext_<size>.
7358 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7360 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7362 * function.c (assign_parm_setup_block): Look inside original
7363 entry_parm when inspecting PARALLEL.
7365 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7366 Joel Sherrill <joel@oarcorp.com>
7368 PR target/19399
7369 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7370 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7371 rtems_gxx_recursive_mutex_init.
7372 (__gthread_recursive_mutex_lock): New function.
7373 (__gthread_recursive_mutex_trylock): Likewise.
7374 (__gthread_recursive_mutex_unlock): Likewise.
7376 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7378 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7380 2005-01-13 Jan Beulich <jbeulich@novell.com>
7382 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7383 (ashrti3_internal): Indicate output is early clobber. Generate result
7384 into output rather than first input. Use move for low word of output
7385 if shift count is exactly 64.
7386 (lshrti3_internal): Likewise.
7388 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7390 PR target/18329
7391 PR target/18330
7392 * reload1.c (delete_output_reload): Don't delete an output reload
7393 if the pseudo lives longer than a single basic block. Adjust and
7394 improve wording of comment.
7396 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7398 PR target/19334
7399 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7400 of TYPE_SIZE where we mean the number of bytes.
7402 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7404 * function.c (assign_parm_setup_block): Relax condition on
7405 multi-register optimization.
7407 2005-01-12 Nick Clifton <nickc@redhat.com>
7409 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7410 an "in_delay_slot" attribute of "no" to prevent them being used in
7411 delay slots. This is forbidden because they might generate
7412 exceptions.
7414 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7416 PR target/19389
7417 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7418 with r->Y and Y->r.
7420 2005-01-12 Nick Clifton <nickc@redhat.com>
7422 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7423 passed on to GAS) but do not define, as GAS no longer supports or
7424 needs the -m2000 option.
7426 2005-01-11 Roger Sayle <roger@eyesopen.com>
7428 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7429 type as args of unprototyped builtins aren't automatically promoted.
7430 (fold_builtin_abs): Likewise.
7432 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7434 * Makefile.in: Set a `build-warn' variable.
7436 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7438 PR tree-optimization/17949
7439 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7440 (find_interesting_uses_address): Use it.
7442 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7444 * regrename.c (kill_value): Handle subreg's that won't simplify.
7446 2005-01-11 Richard Henderson <rth@redhat.com>
7448 PR target/13366
7449 * config/i386/i386.h (enum ix86_builtins): Move ...
7450 * config/i386/i386.c: ... here.
7451 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7452 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7453 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7454 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7455 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7456 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7457 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7458 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7459 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7460 IX86_BUILTIN_LOADDDUP): Remove.
7461 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7462 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7463 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7464 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7465 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7466 (ix86_init_builtins): Make static.
7467 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7468 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7469 if all the modes match. Otherwise, fake it.
7470 (get_element_number, ix86_expand_vec_init_builtin,
7471 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7472 (ix86_expand_builtin): Make static. Update for changed builtins.
7473 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7474 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7475 (ix86_expand_vector_init_duplicate): New.
7476 (ix86_expand_vector_init_low_nonzero): New.
7477 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7478 Split out from ix86_expand_vector_init; handle integer modes.
7479 (ix86_expand_vector_init): Use them.
7480 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7481 * config/i386/i386-protos.h: Update.
7482 * config/i386/predicates.md (reg_or_0_operand): New.
7483 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7484 (movv2sf_internal): Likewise. And a splitter to match them all.
7485 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7486 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7487 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7488 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7489 (mmx_pinsrw): Fix operand ordering.
7490 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7491 rather than sse_loadss expander.
7492 (movv2df splitter): Similarly.
7493 (sse_loadss, sse_loadlss): Remove.
7494 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7495 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7496 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7497 (sse3_movddup): Rename with '*'.
7498 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7499 (sse2_loadsd): Remove.
7500 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7501 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7502 (sse2_pinsrw): Fix argument ordering.
7503 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7504 (sse2_stored): Remove 'r' destination.
7505 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7506 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7507 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7508 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7509 vec_extractv16qi, vec_initv16qi): New.
7511 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7512 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7513 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7514 constructor form.
7515 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7516 (_mm_load_si128, _mm_store_si128): Likewise.
7517 (_mm_load1_pd): Use _mm_set1_pd.
7518 (_mm_load_sd): Use _mm_set_sd.
7519 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7520 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7521 (_mm_set_epi64): Use _mm_set_epi64x.
7522 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7523 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7524 _mm_setr_epi8): Use _mm_set_foo form.
7525 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7526 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7527 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7528 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7529 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7530 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7531 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7532 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7533 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7534 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7535 (_mm_movedup_pd): Use _mm_shuffle_pd.
7536 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7537 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7538 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7539 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7540 Use _mm_setzero_ps.
7541 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7542 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7543 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7544 (_mm_store_ps): Use raw dereference.
7545 (_mm_store1_ps): Use _mm_storeu_ps.
7546 (_mm_storer_ps): Use _mm_store_ps.
7547 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7548 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7550 2005-01-11 Stan Shebs <shebs@apple.com>
7552 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7553 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7555 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7557 PR target/18761
7558 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7559 Skip all DECLs except for FIELD_DECLs.
7561 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7563 * config/s390/s390.c (override_options): Return error if
7564 -mbackchain, -mpacked-stack and -mhard-float are used together.
7565 (s390_va_start): Remove the backchain && packed-stack special case.
7566 (s390_gimplify_va_arg): Likewise.
7567 * doc/invoke.texi: Remove the ABI incompatibility note.
7569 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7571 * config/s390/s390.c (struct s390_frame_layout): Remove
7572 save_backchain_p.
7573 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7574 save_backchain_p with TARGET_BACKCHAIN.
7576 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7578 PR target/18916
7579 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7580 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7581 * function.c (locate_and_pad_parm): Set new field.
7582 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7583 Tweak where_pad test to include "none". Always set mem align for
7584 stack_parm.
7585 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7586 not sufficient for type.
7587 (assign_parm_setup_block): If stack_parm is zero on entry, always
7588 make a new stack local. Block move old stack parm if necessary
7589 to new aligned stack local.
7590 (assign_parm_setup_stack): Use a block move to handle
7591 potentially misaligned entry_parm.
7592 (assign_parms_unsplit_complex): Specify required alignment when
7593 creating stack local.
7594 * calls.c (compute_argument_addresses): Override alignment of stack
7595 arg calculated from its type with the alignment given by
7596 FUNCTION_ARG_BOUNDARY.
7597 (store_one_arg): Likewise.
7599 2005-01-11 Jan Beulich <jbeulich@novell.com>
7601 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7602 Change respective itanium_class attribute to ialu.
7603 (shladdp4_internal): New.
7604 * config/ia64/predicates.md (shladd_log2_operand): New.
7606 2005-01-11 Richard Henderson <rth@redhat.com>
7608 * expr.c (store_constructor): Use rtvec_alloc instead of
7609 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7611 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7613 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7615 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7617 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7618 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7619 (TARGET_RWRELOC): Define.
7620 (ia64_rwreloc_section_type_flags): Delete.
7621 (ia64_section_type_flags): New function.
7622 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7623 (TARGET_RWRELOC): Define.
7625 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7627 PR target/18987
7628 * config/ia64/ia64.c (process_set): For alloc insn, only call
7629 process_epilogue is !frame_pointer_needed.
7631 2005-01-10 Roger Sayle <roger@eyesopen.com>
7633 PR c++/19355
7634 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7635 unary operator and can't be treated as a binary/comparison operator.
7637 2005-01-10 Richard Henderson <rth@redhat.com>
7639 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7640 (ix86_return_in_memory): Likewise.
7641 (function_arg_advance): Likewise. Mirror structure in function_arg
7642 for choosing register to advance.
7644 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7646 * tree-vectorizer.c, tree.def: Fix comment typos.
7648 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7650 * config/s390/s390.c (struct processor_costs): 4 new fields:
7651 ddbr, ddr, debr, der.
7652 (s390_rtx_costs): More precise handling of divide instructions.
7654 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7656 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7658 2005-01-10 Jan Beulich <jbeulich@novell.com>
7660 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7661 names resulting from -ffunction-sections/-fdata-sections and linkonce
7662 ones.
7663 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7664 based on the section name. Rearrange the section name comparison logic
7665 slightly so that each section name is compared against at most once.
7667 2005-01-10 Ben Elliston <bje@au.ibm.com>
7669 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7670 targets for which -fPIC reduces limitations on the GOT size.
7672 2005-01-09 Falk Hueffner <falk@debian.org>
7674 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7675 X/C1 cmpop C2.
7677 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7679 PR target/18720
7680 * collect2.c (main): Set aixrtl_flag for -brtl option.
7681 (resolve_lib_name): Search for .so file extension before .a
7682 if aixrtl_flag set.
7684 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7686 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7687 (vect_analyze_data_refs_alignment): Add dump prints.
7689 2005-01-09 Ira Rosen <irar@il.ibm.com>
7691 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7692 expr_invariant_in_loop_p.
7693 Initialize outputs first thing in the function.
7694 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7695 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7696 (vect_analyze_pointer_ref_access): Check that the initial condition of
7697 the access function is loop invariant.
7699 2005-01-09 Richard Henderson <rth@redhat.com>
7701 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7702 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7703 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7704 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7705 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7706 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7707 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7708 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7709 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7710 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7711 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7712 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7713 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7714 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7715 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7716 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7717 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7718 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7719 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7720 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7721 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7722 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7723 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7724 mmx_ prefix.
7725 (mmx_clrdi, pavgusb): Remove.
7726 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7727 with leading sse_ prefix.
7728 * config/i386/sse.md: Receive them.
7729 * config/i386/mmx.md: New file.
7730 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7731 (subrv2sf3): Turn into expander for normal subtraction.
7732 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7733 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7734 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7735 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7736 commutative; use ix86_binary_operator_ok.
7737 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7738 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7739 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7740 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7741 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7742 Macroize from existing patterns; use ix86_binary_operator_ok.
7743 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7744 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7745 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7746 with vec_select+vec_concat.
7747 (mmx_pshufw, mmx_pshufw_1): Likewise.
7748 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7749 (mmx_uavgv4hi3): Model correctly.
7750 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7751 _mm_xor_si64): Remove casts.
7753 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7755 PR tree-optimization/19224
7756 * tree-scalar-evolution.c (get_instantiated_value,
7757 set_instantiated_value): New functions.
7758 (instantiate_parameters_1): Cache the results.
7759 (instantiate_parameters, resolve_mixers): Initialize and free
7760 the cache.
7762 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7764 * config/i386/i386.md (addhi_4): Correct reference in comment.
7765 (addqi_4): Same.
7767 2005-01-08 Richard Henderson <rth@redhat.com>
7769 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7770 (_mm_cvtsi128_si64x): Likewise.
7771 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7772 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7773 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7774 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7775 * config/i386/i386-protos.h: Update.
7776 * config/i386/i386.c (print_operand): Add 'H'.
7777 (ix86_fixup_binary_operands): Split out from ...
7778 (ix86_expand_binary_operator): ... here.
7779 (ix86_fixup_binary_operands_no_copy): New.
7780 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7781 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7782 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7783 (safe_vector_operand): Use CONST0_RTX.
7784 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7785 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7786 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7787 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7788 special cases.
7789 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7790 (IX86_BUILTIN_CMPNGESS): New.
7791 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7792 (attr type): Add sselog1.
7793 (attr unit, attr memory): Handle it.
7794 (movti, movti_internal, movti_rex64): Move near other integer moves.
7795 (movtf, movtf_internal): Move near other fp moves.
7796 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7797 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7798 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7799 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7800 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7801 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7802 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7803 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7804 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7805 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7806 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7807 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7808 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7809 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7810 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7811 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7812 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7813 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7814 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7815 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7816 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7817 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7818 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7819 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7820 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7821 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7822 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7823 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7824 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7825 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7826 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7827 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7828 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7829 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7830 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7831 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7832 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7833 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7834 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7835 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7836 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7837 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7838 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7839 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7840 same time.
7841 (SSEPUSH, push<SSEPUSH>): Remove.
7842 (MMXPUSH, push<MMXPUSH>): Remove.
7843 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7844 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7845 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7846 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7847 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7848 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7849 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7850 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7851 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7852 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7853 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7854 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7855 (ppro_sse_log_V4SF): Handle sselog1.
7856 * config/i386/predicates.md (const_0_to_1_operand): New.
7857 (const_0_to_255_mul_8_operand): New.
7858 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7859 (const_2_to_3_operand, const_4_to_7_operand): New.
7860 * config/i386/sse.md: New file.
7861 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7862 (sse_movups): Rename from sse_movups_1.
7863 (sse_loadlss): Rename from sse_loadss_1.
7864 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7865 from the name.
7866 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7867 (absv4sf2, negv2df, absv2df): New.
7868 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7869 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7870 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7871 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7872 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7873 (sse3_addsubv4sf3): Model correctly.
7874 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7875 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7876 (sse_movhlps): Model with vec_select+vec_concat.
7877 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7878 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7879 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7880 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7881 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7882 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7883 sse2_pshufhw_1): Likewise.
7884 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7885 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7886 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7887 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7888 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7889 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7890 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7891 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7892 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7893 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7894 sminv8hi3): Mark commutative
7895 operands. Use ix86_binary_operator_ok.
7896 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7897 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7898 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7899 sse2_punpcklqdq): Allow operand2 in memory.
7900 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7901 sse2_movsd): Add memory alternatives.
7902 (sse_storelps): Turn expander into an insn; split after reload.
7903 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7904 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7906 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7908 * configure.ac (DWARF-2 debug_line): Use objdump.
7909 * configure: Regenerate.
7911 2005-01-08 Jeff Law <law@redhat.com>
7912 Diego Novillo <dnovillo@redhat.com>
7914 PR tree-optimization/18241
7915 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7916 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7917 statements with volatile operands.
7918 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7919 operands after marking a statement with has_volatile_ops.
7921 2005-01-08 Roger Sayle <roger@eyesopen.com>
7923 * tree.c (int_fits_type_p): Always honor integer constant
7924 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7926 2005-01-08 Roger Sayle <roger@eyesopen.com>
7928 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7929 the latent bug in rtl_delete_block has been resolved.
7931 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7933 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7934 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7936 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7938 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7939 library as @multilib_dir@/$(SHLIB_SONAME).
7941 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7943 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7944 * configure: Regenerate.
7946 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7948 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7949 TYPE_MODE.
7951 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7953 PR target/13674
7954 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7955 Convert non-word aligned offset address using ld/std into
7956 indirect address.
7958 2005-01-07 Richard Henderson <rth@redhat.com>
7960 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7962 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7964 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7966 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7968 PR tree-optimization/19283
7969 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7970 is not shorter than the original type.
7972 PR rtl-optimization/19012
7973 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7975 PR rtl-optimization/18861
7976 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7977 (FULL_STATE): Define.
7978 (mark_tablejump_edge): New function.
7979 (purge_dead_tablejump_edges): New function.
7980 (find_bb_boundaries): Use it.
7982 PR tree-optimization/18828
7983 * builtins.c (expand_builtin_next_arg): Remove argument and all
7984 the argument checking.
7985 (expand_builtin): Adjust caller.
7986 (expand_builtin_va_start): Likewise. Remove error for too many
7987 arguments.
7988 (fold_builtin_next_arg): Issue error for too many arguments.
7989 After checking arguments, replace them with magic arguments that
7990 prevent further checking of the args.
7992 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7994 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7996 2005-01-06 Roger Sayle <roger@eyesopen.com>
7998 PR target/6077
7999 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8000 and %{.S:...} (and their negative variants) to test whether the
8001 input file is assembler or pre-processed-assembler independent of
8002 the actual filename extension.
8004 2005-01-06 Roger Sayle <roger@eyesopen.com>
8006 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8007 of sign or zero extended values.
8009 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8011 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8012 for IBM long double format correctly.
8014 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8016 Fix PR tree-optimization/18792
8018 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8019 to first_loop_depth, and use loop depth instead of loop number.
8020 (build_classic_dir_vector): Ditto.
8021 (compute_data_dependences_for_loop): Use depth, not loop number.
8022 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8023 number. Pass in loops, instead of loop numbers.
8024 (gather_interchange_stats): Ditto.
8025 (linear_transform_loops): Ditto.
8027 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8029 PR rtl-opt/13299
8030 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8031 biv_fits_mode_p, extension_within_bounds_p): New functions.
8032 (check_ext_dependent_givs): Use them.
8034 2005-01-06 Roger Sayle <roger@eyesopen.com>
8036 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8037 more than one barrier, in which case we should delete them all.
8039 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8041 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8043 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8045 Fix PR middle-end/19286
8046 Fix PR debug/19267
8047 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8048 output this subprogram, simply ignore this attempt to do it again.
8049 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8050 origin attribute if it's not possible.
8051 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8052 (decls_for_scope): Ditto.
8053 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8054 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8056 2005-01-05 Richard Henderson <rth@redhat.com>
8058 PR target/11327
8059 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8060 (bdesc_2arg): Use it.
8061 (ix86_expand_binop_builtin): Force operands into registers
8062 when optimizing.
8063 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8064 ix86_expand_sse_compare, ix86_expand_sse_comi,
8065 ix86_expand_builtin): Likewise.
8067 2005-01-05 Richard Henderson <rth@redhat.com>
8069 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8070 and VEC_SELECT.
8071 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8072 (mulv4hi3): Set itanium_class mmmul.
8073 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8074 (fpack): Rename from fpack_sfsf.
8076 2005-01-05 Richard Henderson <rth@redhat.com>
8078 PR rtl-opt/10692
8079 * reload1.c (do_input_reload): Restrict the optimization deleteing
8080 a previous output reload to RELOAD_FOR_INPUT.
8082 2005-01-05 Steven Bosscher <stevenb@suse.de>
8084 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8085 comment that we fall through after case.
8086 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8087 (distribute_links): Likewise.
8088 * cse.c (cse_insn): Likewise.
8089 * cselib.c (cselib_invalidate_mem): Likewise.
8090 * df.c: Update comments at the top of the file.
8091 (read_modify_subreg_p): Update comments here too.
8092 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8093 * flow.c (mark_set_1): Likewise.
8094 (mark_used_regs): Likewise.
8095 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8096 (canon_list_insert): Likewise.
8097 (mark_set): Likewise.
8098 (try_replace_reg): Likewise.
8099 (store_killed_in_insn): Likewise.
8100 * loop.c (count_one_set): Likewise.
8101 (basic_induction_var): Likewise.
8102 * postreload-gcse.c (find_mem_conflicts): Likewise.
8103 * postreload.c (reload_combine_note_store): Likewise.
8104 (move2add_note_store): Likewise.
8105 * reload.c (find_equiv_reg): Likewise.
8106 (mark_referenced_resources): Likewise.
8107 * rtlanal.c (set_noop_p): Likewise.
8108 (note_stores): Likewise.
8109 (note_uses): Likewise.
8110 * sched-deps.c (sched_analyze_1): Likewise.
8111 * sched-rgn.c (check_live_1): Likewise.
8112 (update_live_1): Likewise.
8113 * config/i860/i860.c: Likewise.
8115 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8116 an lvalue.
8117 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8119 * doc/rtl.texi: Update documentation for bit-fields and SET.
8121 2005-01-05 Roger Sayle <roger@eyesopen.com>
8123 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8125 2005-01-05 Jan Hubicka <jh@suse.cz>
8126 Richard Henderson <rth@redhat.com>
8128 PR target/18910
8129 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8130 with an offset.
8132 2005-01-05 Richard Henderson <rth@redhat.com>
8134 PR target/12902
8135 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8136 (sse_shufps): Change operand 3 to const_int_operand.
8137 (sse2_storelps): Fix typo in template.
8138 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8139 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8140 (ix86_expand_builtin): Likewise.
8142 2005-01-05 Julian Brown <julian@codesourcery.com>
8144 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8145 as aggregates for AAPCS ABIs.
8147 2005-01-05 Stan Shebs <shebs@apple.com>
8149 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8150 Mach-O getters if ppc64.
8151 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8152 size argument.
8153 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8154 signed four-byte field for global code case.
8155 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8157 2005-01-05 Roger Sayle <roger@eyesopen.com>
8159 PR middle-end/19100
8160 * c-common.c: Include real.h.
8161 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8162 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8163 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8164 * Makefile.in (c-common.o): Update dependencies.
8166 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8168 * c-parse.in (asm_string): Add trailing semicolon.
8170 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8172 * c-parse.in (asm_string): New. Don't allow wide strings in
8173 'asm'.
8174 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8175 asm_string instead of STRING.
8177 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8179 * c-typeck.c (constructor_no_implicit): Remove.
8180 (set_designator, process_init_element): Don't check
8181 constructor_no_implicit.
8183 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8184 Kaz Kojima <kkojima@gcc.gnu.org>
8186 PR target/16482
8187 * lcm.c (create_pre_exit): New.
8188 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8189 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8191 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8193 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8194 -msoft-float in target_float_switch.
8195 * arm.c (arm_override_options): Fix processing of target_float_switch.
8197 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8199 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8200 preferencing.
8202 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8204 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8205 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8207 2005-01-04 Roger Sayle <roger@eyesopen.com>
8209 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8210 if deleting the then-block allows the test-block to fallthru to the
8211 else-block.
8213 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8215 PR c/19152
8216 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8217 after the full declaration if the are in two different TUs.
8219 2005-01-04 Richard Henderson <rth@redhat.com>
8221 PR tree-opt/19158
8222 * tree-sra.c (generate_one_element_init): Just
8223 call gimplify_and_add.
8224 (generate_element_init): Record the
8225 new referenced variables and mark them for renaming
8226 and split out to ...
8227 (generate_element_init_1): This.
8228 (scalarize_init): Don't call push_gimplify_context/
8229 pop_gimplify_context.
8231 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8233 * toplev.c (get_src_pwd): Handle failure of getpwd().
8235 2005-01-04 Roger Sayle <roger@eyesopen.com>
8237 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8238 of TRUTH_NOT_EXPR.
8239 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8240 all the cases handled by it are inverted by invert_truthvalue.
8242 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8244 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8245 (save_register_windowsi): Likewise.
8247 2005-01-04 Richard Henderson <rth@redhat.com>
8249 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8251 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8253 PR middle-end/17767
8254 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8255 any simplifications of vector mode comparison operators.
8256 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8258 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8259 Devang Patel <dpatel@apple.com>
8261 PR tree-optimization/18308
8262 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8263 the operands before creating a new expression.
8264 * dojump.c (do_jump): Make drop_through_label available
8265 for all cases. Add expansion of COND_EXPR.
8267 2005-01-04 Ira Rosen <irar@il.ibm.com>
8269 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8270 INTEGER_CST instead of TREE_CONSTANT.
8271 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8272 instead of TREE_CONSTANT.
8273 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8274 instead of TREE_CONSTANT.
8276 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8278 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8280 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8282 PR target/19240
8283 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8284 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8286 2005-01-03 Richard Henderson <rth@redhat.com>
8288 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8289 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8290 fold_convert_const_real_from_real): Split out from ...
8291 (fold_convert_const): ... here.
8293 2005-01-03 Richard Henderson <rth@redhat.com>
8295 PR target/19235
8296 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8297 (mov<MMXMODEI>_internal): Likewise.
8298 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8299 Add V2SF case; use it for SSE1; don't use TI.
8300 (movdf_integer): Likewise.
8301 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8303 2005-01-03 Ira Rosen <irar@il.ibm.com>
8305 * tree-vectorizer.c (vect_strip_conversions): New function.
8306 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8307 check for binary class.
8309 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8311 Fix PR debug/17924
8312 Fix PR debug/19191
8313 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8314 is a decl.
8315 * gimple-low.c (mark_blocks_with_used_vars): New function.
8316 (mark_blocks_with_used_subblocks): Ditto.
8317 (mark_used_blocks): Ditto.
8318 (pass_mark_used_blocks): New pass.
8319 * tree-inline.c: Include debug.h.
8320 (expand_call_inline): Call outlining_inline_function here.
8321 * tree-optimize.c (init_tree_optimization_passes): Add
8322 pass_mark_used_blocks.
8323 * tree-pass.h (pass_mark_used_blocks): New.
8324 * Makefile.in (tree-inline.o): Add debug.h dependency.
8326 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8328 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8329 VAR_DECLs to have weak_import attribute.
8331 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8332 'struct ucontext'.
8334 2004-01-03 Steven Bosscher <stevenb@suse.de>
8336 * passes.c (rest_of_compilation): Don't run regmove if only
8337 flag_expensive_optimizations, require flag_regmove instead.
8339 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8341 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8342 register "sparc".
8343 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8344 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8345 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8346 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8348 2005-01-03 Richard Henderson <rth@redhat.com>
8350 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8351 (ia64_const_ok_for_letter_p): New.
8352 (ia64_const_double_ok_for_letter_p): New.
8353 (ia64_extra_constraint): New.
8354 (ia64_expand_vecint_compare): New.
8355 (ia64_expand_vcondu_v2si): New.
8356 (ia64_expand_vecint_cmov): New.
8357 (ia64_expand_vecint_minmax): New.
8358 (ia64_print_operand): Add 'v'.
8359 (ia64_preferred_reload_class): New.
8360 (ia64_vector_mode_supported_p): New.
8361 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8362 (PREFERRED_RELOAD_CLASS): Move to function.
8363 (CONST_OK_FOR_LETTER_P): Move to function.
8364 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8365 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8366 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8367 (EXTRA_CONSTRAINT): Move to function.
8368 * config/ia64/ia64.md: Include vect.md.
8369 (itanium_class): Add mmalua.
8370 (type): Handle it.
8371 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8372 (1b_mmalua): New.
8373 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8374 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8375 CONST0_RTX.
8376 (const_int_2bit_operand): New.
8377 (fr_reg_or_0_operand): New.
8378 * config/ia64/ia64-modes.def: Add vector modes.
8379 * config/ia64/ia64-protos.h: Update.
8380 * config/ia64/vect.md: New file.
8382 2005-01-03 Richard Henderson <rth@redhat.com>
8384 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8386 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8388 PR target/19236
8389 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8390 to SFmode.
8391 (log1pdf2): Change mode of operands[0,1] to DFmode.
8393 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8395 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8396 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8397 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8398 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8399 SPARC_RELAXED_ORDERING.
8401 2005-01-03 Richard Henderson <rth@redhat.com>
8402 Uros Bizjak <uros@kss-loka.si>
8404 PR target/14631
8405 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8406 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8407 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8408 handling.
8409 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8410 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8411 const_pow2_1_to_128_operand): New predicates.
8413 2005-01-02 Greg McGary <greg@mcgary.org>
8415 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8416 anonymous decls.
8417 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8418 object. [ptr_type]: Remove unused variable.
8419 Remember nearest addressable array-element or record-component
8420 when checking bitfield components. Tolerate empty BIND_EXPR.
8422 2005-01-01 Richard Henderson <rth@redhat.com>
8424 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8425 that don't narrow the value. Fail for other conversions.
8427 2005-01-01 Richard Henderson <rth@redhat.com>
8429 PR c/19031
8430 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8431 * c-lang.c (finish_file): Don't do it here.
8432 * objc/objc-act.c (objc_finish_file): Likewise.
8434 * cgraph.c (decl_assembler_name_equal): New.
8435 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8436 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8437 * cgraph.h (struct cgraph_varpool_node): Add next.
8438 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8439 * varasm.c (assemble_alias): Mark the target as needed.
8441 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8443 PR middle-end/19221
8444 * function.c (get_arg_pointer_save_area): Use entry_of_function
8445 instead of get_insns.
8447 2005-01-01 Roger Sayle <roger@eyesopen.com>
8448 Andrew Pinski <pinskia@physics.uc.edu>
8449 James E. Wilson <wilson@specifixinc.com>
8451 PR rtl-optimization/12092
8452 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8453 is zero.
8455 2005-01-01 Roger Sayle <roger@eyesopen.com>
8456 Olivier Hainque <hainque@act-europe.fr>
8458 * tree.c (int_fits_type_p): A narrower type always fits in a
8459 wider one, except for negative values into unsigned types.
8461 2005-01-01 Roger Sayle <roger@eyesopen.com>
8463 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8464 with the original constant rather than require TREE_OVERFLOW.
8466 2005-01-01 Steven Bosscher <stevenb@suse.de>
8468 PR middle-end/17544
8469 * c-decl.c (finish_function): If compiling C99, annotate the
8470 compiler generated return with the current file name and line 0.
8471 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8472 the source line is greater than 0.
8473 (remove_bb): Likewise.
8475 See ChangeLog.12 for earlier changes.