| blob | e36d1b225af7b34979408f7ccd32e898f9f4826c |
1 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
4 SFmode and DFmode before reload when
5 flag_unsafe_math_optimizations not enabled.
7 2005-03-24 Geoffrey Keating <geoffk@apple.com>
9 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
14 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
16 * configure.ac (enable-checking): Add 'runtime' option.
17 * doc/install.texi (enable-checking): Document 'runtime' checking.
18 * tsystem.h (gcc_assert, gcc_unreachable): Define.
19 * config.in: Regenerated.
20 * configure: Regenerated.
22 2005-03-23 Uros Bizjak <uros@kss-loka.si>
24 * optabs.h (enum optab_index): Remove OTI_llrint.
25 (llrint_optab): Remove macro.
26 * optabs.c (init_optabs): Remove llrint_optab initialization.
27 * genopinit.c (optabs): Remove llrint_optab implementation.
28 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
29 using lrint_optab.
31 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
33 PR rtl-optimization/20532
34 * simplify-rtx.c (simplify_binary_operation_1): Protect from
35 overflow when adding coefficients for PLUS or MINUS.
36 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
37 two as multiplier.
39 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
41 * langhooks.h (truthvalue_conversion): Remove.
42 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
43 LANG_HOOKS_TRUTHVALUE_CONVERSION.
44 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
45 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
46 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
48 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
50 * params.def: Fix a typo.
51 * config/mips/mips.c: Follow the spelling convensions.
52 * doc/invoke.texi: Fix typos.
54 2005-03-18 Dale Johannese <dalej@apple.com>
56 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
58 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
60 Fix PR tree-optimization/20601
62 * tree-ssa-pre.c (insert_aux): Add missing condition to
63 constification.
65 2005-03-23 Ian Lance Taylor <ian@airs.com>
67 * final.c (final_scan_insn): Don't remove no-op instructions.
68 * reload1.c (reload): Remove simple no-op instructions even when
69 not optimizing.
71 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
73 PR tree-optimization/20501
74 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
75 reporting that peeling for alignment is applied moved to...
76 * (vect_analyze_data_refs_alignment): Here.
78 2005-03-23 Ian Lance Taylor <ian@airs.com>
80 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
82 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
84 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
85 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
87 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
89 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
90 imply that this is called once, independent of asms in code.
91 Adjust to now being pased output and input lists. Mention helper
92 function decl_overlaps_hard_reg_set_p.
93 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
94 hook_tree_tree_identity and to take three trees, returning third.
95 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
96 prototype.
97 * stmt.c: include hard-reg-set.h before tree.h.
98 (decl_overlaps_hard_reg_set_p): New function, broken out from...
99 (decl_conflicts_with_clobbers_p): Call
100 decl_overlaps_hard_reg_set_p.
101 (expand_asm_operands): Pass output and input lists in call to
102 targetm.md_asm_clobbers.
103 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
104 hook_tree_tree_tree_tree_3rd_identity.
105 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
106 parameters.
107 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
108 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
109 parameters, first two unused.
110 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
111 parameters. Only add MOF to clobbers if there's no 'h' mentioned
112 in constraint letters and MOF is not mentioned as a asm-declared
113 register in neither of the input and output lists.
115 2005-03-23 DJ Delorie <dj@redhat.com>
117 * optabs.c (expand_binop): Make sure the first subword's result
118 gets stored.
120 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
122 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
123 Call c_common_truthvalue_conversion rather than
124 lang_hooks.truthvalue_conversion.
125 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
126 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
127 c-typeck.c.
128 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
129 c_common_truthvalue_conversion.
130 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
131 c_parser_conditional_expression, c_parser_binary_expression): Call
132 c_objc_common_truthvalue_conversion.
133 * c-typeck.c (build_unary_op): Call
134 c_objc_common_truthvalue_conversion.
135 (build_conditional_expr): Do not call
136 lang_hooks.truthvalue_conversion.
137 (build_binary_op): Call c_common_truthvalue_conversion.
138 (c_objc_common_truthvalue_conversion): Moved from
139 c-objc-common.c. Call default_function_array_conversion instead
140 of default_conversion.
142 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
144 * c-common.h (default_conversion): Remove.
145 (perform_integral_promotions): Add.
146 * c-tree.h (default_conversion): Add.
147 * c-typeck.c (perform_integral_promotions): New, split out from
148 default_conversion.
149 * c-common.c (check_case_value): Use perform_integral_promotions,
150 not default_conversion.
151 (c_add_case_label): Don't continue processing case label after
152 found to be pointer.
154 2005-03-23 Mark Mitchell <mark@codesourcery.com>
156 * gcc.c (do_spec_1): Do not add a -L path for a directory in
157 the prefix list if we have already added a multilib directory
158 based on that path.
159 (main): Do not add MD_EXEC_PREFIX to the list of directories to
160 search with -L.
162 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
164 * reload1.c (indirect_symref_ok, reload_obstack): Make them
165 static.
166 * reload.h: Remove the prototype for indirect_symref_ok.
168 * reload1.c (indirect_symref_ok): Make it global.
169 * reload.h: Add a prototype for indirect_symref_ok.
171 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
173 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
174 ashlhi3 expander.
176 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
178 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
180 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
182 * c-opts.c (c_common_parse_file): Only start/end main source file
183 if debug hooks says the writer wants it.
184 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
185 member.
186 (xcoff_debug_hooks): Ditto.
187 * debug.c (do_nothing_hooks): Ditto.
188 * debug.h (gcc_debug_hooks): Ditto.
189 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
190 * sdbout.c (sdb_debug_hooks): Ditto.
191 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
193 2005-03-22 Mark Mitchell <mark@codesourcery.com>
195 * doc/extend.texi: Deprecate C++ min/max operators.
197 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
199 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
200 artificial original candidates.
202 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
203 Jan Hubicka <jh@suse.cz>
204 Steven Bosscher <stevenb@suse.de
206 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
207 call cost based on argument sizes.
208 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
209 inlining.
210 * params.def: (max-inline-inssn-single): Set to 450.
211 (max-inline-insns-auto): Set to 90.
212 (max-inline-insns-recursive): Set to 450
213 (max-inline-insns-recursive-auto): Set to 450.
214 (large-function-insns): Set to 2700.
215 (inline-call-cost): New parameter.
216 * tree-inline.c (estimate_move_cost): New function.
217 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
218 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
219 based on arguments.
220 * tree-inline.h (estimate_move_cost): Declare.
221 * invoke.texi: (max-inline-inssn-single): Change default to 450.
222 (max-inline-insns-auto): Change default to 90.
223 (max-inline-insns-recursive): Change default to 450
224 (max-inline-insns-recursive-auto): Change default to 450.
225 (large-function-insns): Change default to 2700.
226 (inline-call-cost): Document new parameter.
228 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
230 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
231 (TARGET_DEFAULT): Delete.
232 * config/i860/i860.opt: New file.
234 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
236 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
237 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
238 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
239 (frv_sched_lookahead): Delete.
240 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
241 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
242 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
243 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
244 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
245 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
246 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
247 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
248 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
249 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
250 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
251 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
252 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
253 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
254 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
255 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
256 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
257 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
258 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
259 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
260 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
261 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
262 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
263 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
264 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
265 (frv_sched_lookahead): Delete.
266 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
267 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
268 (frv_handle_option): New function. Move -mcpu= handling from...
269 (frv_override_options): ...here. Remove handling of other
270 TARGET_OPTIONS.
271 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
272 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
273 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
274 and TARGET_NO_MULTI_CE.
275 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
276 !TARGET_VLIW_BRANCH.
277 * config/frv/frv.opt: New file.
279 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
281 * fold-const.c (fold_ternary): Take decomposed arguments of
282 CALL_EXPR.
283 (fold): Update a call to fold_ternary.
285 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
286 * tree.h: Add corresponding prototypes.
288 2005-03-22 Jakub Jelinek <jakub@redhat.com>
290 PR target/20561
291 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
292 between jump table and its label.
293 * final.c (shorten_branches): Handle notes in between ADDR_VEC
294 resp. ADDR_DIFF_VEC and the label preceeding it.
295 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
296 is emitted in the right section.
298 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
300 * fold-const.c (fold_unary, fold_binary): Update comments
301 about arguments.
303 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
305 PR rtl-optimization/20527
306 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
307 REG_INC note, test that the register also isn't mentioned in PRED
308 or SUCC.
310 2005-03-22 Ben Elliston <bje@au.ibm.com>
312 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
313 and definition.
315 2005-03-21 Mike Stump <mrs@apple.com>
317 * varasm.c (default_assemble_visibility): Remove extra ().
319 2005-03-21 Roger Sayle <roger@eyesopen.com>
321 PR middle-end/20557
322 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
323 to determine whether a block can be duplicated, rather than test
324 whether the block contains noncopyable insns ourselves.
326 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
328 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
329 predicates.
331 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
333 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
335 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
337 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
338 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
339 * config/fr30/fr30.opt: New file.
341 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
343 Fix PR tree-optimization/20542
345 * tree-flow-inline.h (overlap_subvar): Move to here.
346 * tree-ssa-operands.c: From here.
347 * tree-flow.h (overlap_subvar): Declare.
348 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
349 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
350 for variables with subvars.
352 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
354 PR middle-end/20177
355 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
356 * modulo-sched.c (const_iteration_count): Return on NULL
357 pre-header.
358 (print_node_sched_params): Return on NULL dump_file.
359 (generate_reg_moves): Handle reg-anti dependencies and disregard
360 closing branch when generating register moves.
361 (sms_schedule): Mark the SMSed block dirty.
362 * passes.c (rest_of_handle_sms): Call update_life_info for all
363 basic-blocks.
364 * testsuite/gcc.dg/20050321-1.c: New test.
366 2005-03-21 Bob Wilson <bob.wilson@acm.org>
368 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
369 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
370 movqi_internal): Likewise.
372 2005-03-21 Bob Wilson <bob.wilson@acm.org>
374 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
375 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
376 xtensa_b4const): Delete prototypes.
377 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
378 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
379 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
380 xtensa_extra_constraint): New prototypes.
381 (add_operand, arith_operand, nonimmed_operand, mem_operand,
382 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
383 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
384 move_operand, const_float_1_operand, fpmem_offset_operand,
385 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
386 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
387 (xtensa_b4const_or_zero): ...this. Change return type to bool and
388 argument type to HOST_WIDE_INT.
389 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
390 xtensa_mask_immediate): Likewise.
391 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
392 Likewise. Also make these functions static.
393 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
394 (xtensa_const_ok_for_letter_p): New.
395 (add_operand, arith_operand, nonimmed_operand, mem_operand,
396 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
397 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
398 move_operand, const_float_1_operand, fpmem_offset_operand,
399 branch_operator, ubranch_operator, boolean_operator): Move to
400 predicates.md.
401 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
402 (xtensa_mem_offset): Change return type to bool.
403 (xtensa_extra_constraint): New.
404 (gen_int_relational): Update type of const_range_p function pointer.
405 Use xtensa_b4const_or_zero.
406 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
407 xtensa_const_ok_for_letter_p. Update comments.
408 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
409 (PREDICATE_CODES): Delete.
410 * config/xtensa/xtensa.md: Include predicates.md.
411 * config/xtensa/predicates.md: New file.
413 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
415 * config/v850/v850-protos.h: Remove the prototypes for
416 reg_or_int9_operand, reg_or_const_operand,
417 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
418 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
419 movsi_source_operand, power_of_two_operand,
420 not_power_of_two_operand, special_symbolref_operand,
421 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
422 register_is_ok_for_epilogue.
423 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
424 reg_or_int9_operand, reg_or_const_operand,
425 call_address_operand, special_symbolref_operand,
426 movsi_source_operand, power_of_two_operand,
427 not_power_of_two_operand, register_is_ok_for_epilogue,
428 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
429 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
430 predicates.md.
431 * config/v850/v850.h (PREDICATE_CODES): Remove.
432 * config/v850/v850.md: Include predicates.md.
433 * config/v850/predicates.md: New.
435 2005-03-21 Zack Weinberg <zack@codesourcery.com>
437 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
438 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
439 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
440 (itoolsdir, itoolsdatadir): Move definition above new first use.
441 (install-itoolsdirs): New rule.
442 (install-mkheaders): Depend on install-itoolsdirs, not
443 install-include-dir.
445 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
447 * tree-into-ssa.c: Remove obsolete comments.
449 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
451 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
452 unrolling if -fpeel-loops is specified, too.
453 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
454 Remove superfluous check for flag_unroll_loops.
456 2005-03-21 Uros Bizjak <uros@kss-loka.si>
458 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
459 (lrint_optab, llrint_optab): Define corresponding macros.
460 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
461 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
462 pattern and llrint_optab using llrintdi2 patterns.
463 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
464 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
465 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
466 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
467 flag_unsafe_math_optimizations is set.
469 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
471 * combine.c (combine_simplify_rtx, simplify_if_then_else,
472 simplify_logical, if_then_else_cond, known_cond,
473 simplify_comparison): Adjust calls to reverse_comparison.
474 Don't use combine_reversed_comparison_code).
475 (combine_reversed_comparison_code): Remove.
476 (reversed_comparison): Using reversed_comparison_code, move it...
477 * jump.c (reversed_comparison): ... here.
478 * rtl.h (reversed_comparison): Add prototype.
480 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
482 * builtins.c (fold_builtin): Take decomposed arguments of
483 CALL_EXPR.
484 * fold-const.c (fold_ternary): Update a call to fold_builtin.
485 * gimplify.c (gimplify_call_expr): Likewise.
486 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
487 * tree.h: Update the prototype of fold_builtin.
489 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
491 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
492 * rtlhooks.c (gen_lowpart_no_emit_general): New.
493 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
494 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
495 * simplify-rtx.c (simplify_binary_operation_1): Use it.
497 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
499 * builtins.c (fold_builtin_1): Take decomposed arguments of
500 CALL_EXPR.
501 (fold_builtin): Update a call to fold_builtin_1.
503 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
505 PR other/20564
506 * gcov.c (output_lines): Only output function block summary when
507 outputting branch information.
508 * doc/gcov.texi: Document format of preamble and additional block
509 information lines.
511 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
513 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
514 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
515 the defaults false if BITS_PER_UNIT != 8.
516 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
517 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
518 than BITS_PER_UNIT != 8.
519 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
520 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
521 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
522 #undefs.
523 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
524 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
526 2005-03-20 Roger Sayle <roger@eyesopen.com>
528 PR middle-end/20539
529 * fold-const.c (fold_binary): Fix type mismatch between
530 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
531 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
532 for non-truth-valued expressions.
534 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
535 and FUNCTION_DECL in the main switch.
536 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
537 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
538 we also need to convert their operands to match.
539 <TRUTH_NOT_EXPR>: Likewise.
541 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
543 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
544 diagnostic without checking whether an lvalue.
545 * c-common.h (lvalue_p): Remove.
546 (enum lvalue_use): Update comment.
547 (lvalue_or_else): Replace by lvalue_error.
548 * c-typeck.c (lvalue_p): Make static.
549 (lvalue_or_else): New. Call lvalue_error.
551 2005-03-21 Alan Modra <amodra@bigpond.net.au>
553 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
554 (function_arg_advance): Use rs6000_parm_start.
555 (function_arg, rs6000_arg_partial_bytes): Likewise.
557 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
559 * c-common.c (check_case_value): Adjust comment about stripping
560 NOPs.
561 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
562 * c-typeck.c (default_conversion, convert_arguments,
563 build_modify_expr, convert_for_assignment, store_init_value,
564 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
565 manually. Remove inaccurate comments.
567 2005-03-20 Roger Sayle <roger@eyesopen.com>
568 Joseph S. Myers <joseph@codesourcery.com>
570 * varasm.c (do_assemble_alias): Restore comment describing function.
571 Annotate the target parameter as potentially unused.
573 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
575 PR target/18551
576 * config/avr/avr.c (avr_output_function_prologue): Do not use
577 current_function_name() in a label, use a local label instead.
579 2005-03-20 David Edelsohn <edelsohn@gnu.org>
581 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
582 flag_finite_math_only, not flag_unsafe_math_optimizations.
584 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
586 * builtins.c (fold_builtin_1): Update a call to
587 targetm.fold_builtin.
588 * hooks.c (hook_tree_tree_bool_null): Rename to
589 hook_tree_tree_tree_bool_null. Take one more argument of type
590 tree.
591 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
592 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
593 hook_tree_tree_tree_bool_null.
594 * target.h (gcc_target): Update the prototype of fold_builtin.
595 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
596 arguments of CALL_EXPR.
597 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
598 new prototype.
600 2005-03-20 Jan Hubicka <jh@suse.cz>
602 * cgraph.h (cgraph_node): Add prev_clone pointer.
603 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
604 (cgraph_clone_node): Produce doubly linked chain.
606 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
608 * c-common.c (handle_aligned_attribute, check_function_sentinel,
609 get_nonnull_operand, handle_sentinel_attribute,
610 check_function_arguments_recurse): Do not strip NOPS from
611 INTEGER_CSTs.
612 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
613 Likewise.
614 * c-format.c (get_constant): Likewise.
615 * c-parser.c (c_parser_postfix_expression): Likewise.
616 * c-typeck.c (set_init_index): Likewise.
617 (convert_arguments): Don't check for NOP_EXPR containing integer
618 constant.
620 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
622 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
623 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
624 Take decomposed arguments of CALL_EXPR.
625 (fold_builtin_1): Update calls to the functions mentioned
626 above.
628 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
630 * c-decl.c (check_bitfield_type_and_width): Require bit-field
631 width to have integer type.
632 (build_enumerator): Require enumerator value to have integer type.
634 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
636 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
637 to __builtin_inff.
639 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
641 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
642 std=iso9899:199x): Correct descriptions.
644 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
646 * config.gcc: Consistently use solaris2.1[0-9]* instead of
647 solaris2.1[0-9].
649 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
651 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
652 of CALL_EXPR.
653 (expand_builtin_memcpy, fold_builtin_1): Update calls to
654 fold_builtin_memcpy.
656 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
657 arguments of CALL_EXPR.
658 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
659 fold_builtin_found, fold_builtin_1): Update calls to
660 fold_trunc_transparent_mathfn.
662 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
664 PR middle-end/20493
665 * fold-const.c (fold_widened_comparison): Don't optimize casts of
666 function pointers on targets that require function pointer
667 canonicalization.
668 (fold_sign_changed_comparison): Likewise.
670 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
672 * combine.c (try_combine): When changing the mode of a hard reg, make
673 sure that doing so is valid.
675 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
677 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
678 (TARGET_HANDLE_OPTION): Override default.
679 (avr_handle_option): New function.
680 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
681 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
682 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
683 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
684 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
685 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
686 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
687 (TARGET_OPTIONS): Delete.
688 * config/avr/avr.opt: New file.
690 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
692 * config/m32r/m32r-protos.h: Remove the prototypes for
693 call_address_operand, symbolic_operand, seth_add3_operand,
694 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
695 reg_or_uint16_operand, reg_or_cmp_int16_operand,
696 two_insn_const_operand, move_src_operand,
697 move_double_src_operand, move_dest_operand,
698 eqne_comparison_operator, signed_comparison_operator,
699 large_insn_p, conditional_move_operand, carry_compare_operand,
700 m32r_block_immediate_operand, extend_operand,
701 reg_or_eq_int16_operand, int8_operand, and
702 reg_or_zero_operand.
703 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
704 seth_add3_operand, int8_operand, cmp_int16_operand,
705 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
706 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
707 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
708 move_double_src_operand, move_dest_operand,
709 eqne_comparison_operator, signed_comparison_operator,
710 extend_operand, small_insn_p, large_insn_p,
711 conditional_move_operand, carry_compare_operand,
712 m32r_block_immediate_operand): Move to predicates.md.
713 (MAX_MOVE_BYTES): Move to m32r.h.
714 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
715 * config/m32r/m32r.md: Include predicates.md.
716 * config/m32r/predicates.md: New.
718 2005-03-18 James E Wilson <wilson@specifixinc.com>
720 PR c++/19769
721 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
722 origin.
724 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
726 * config/mn10300/mn10300-protos.h: Remove the prototypes for
727 call_address_operand, const_8bit_operand.
728 * config/mn10300/mn10300.c (call_address_operand,
729 const_8bit_operand, const_1f_operand): Move to predicates.md.
730 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
731 * config/mn10300/mn10300.md: Include predicates.md.
732 * config/mn10300/predicates.md: New.
734 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
736 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
737 declarations in diagnostics and %E for identifiers, not %s.
739 2005-03-18 Jan Hubicka <jh@suse.cz>
740 Dale Johannesen <dalej@apple.com>
742 * basic-block.h (scale_bbs_frequencies_int,
743 scale_bbs_frequencies_gcov_type): Declare.
744 * cfg.c (RDIV): New macro.
745 (update_bb_frequency_for_threading): Fix.
746 * basic-block.h (scale_bbs_frequencies_int,
747 scale_bbs_frequencies_gcov_type): New.
748 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
749 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
750 scale_bbs_frequencies_int.
751 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
753 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
755 * config/m32r/m32r-protos.h: Remove the prototypes for
756 call_address_operand, symbolic_operand, seth_add3_operand,
757 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
758 reg_or_uint16_operand, reg_or_cmp_int16_operand,
759 two_insn_const_operand, move_src_operand,
760 move_double_src_operand, move_dest_operand,
761 eqne_comparison_operator, signed_comparison_operator,
762 large_insn_p, conditional_move_operand, carry_compare_operand,
763 m32r_block_immediate_operand, extend_operand,
764 reg_or_eq_int16_operand, int8_operand, and
765 reg_or_zero_operand.
766 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
767 seth_add3_operand, int8_operand, cmp_int16_operand,
768 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
769 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
770 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
771 move_double_src_operand, move_dest_operand,
772 eqne_comparison_operator, signed_comparison_operator,
773 extend_operand, small_insn_p, large_insn_p,
774 conditional_move_operand, carry_compare_operand,
775 m32r_block_immediate_operand): Move to predicates.md.
776 (MAX_MOVE_BYTES): Move to m32r.h.
777 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
778 * config/m32r/m32r.md: Include predicates.md.
779 * config/m32r/predicates.md: New.
781 * config/pa/pa-protos.h: Add prototypes for magic_milli and
782 shadd_constant_p.
783 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
784 symbolic_operand, symbolic_memory_operand,
785 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
786 indexed_memory_operand, move_dest_operand, move_src_operand,
787 prefetch_cc_operand, prefetch_nocc_operand,
788 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
789 arith_operand, arith11_operand, pre_cint_operand,
790 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
791 ireg_operand, int5_operand, uint5_operand, int11_operand,
792 uint32_operand, arith5_operand, and_operand, ior_operand,
793 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
794 pc_or_label_operand, div_operand, plus_xor_ior_operator,
795 shadd_operand, movb_comparison_operator,
796 cmpib_comparison_operator): Move to predicates.md.
797 (magic_milli, shadd_constant_p): Make it extern.
798 * config/pa/pa.h (PREDICATE_CODES): Remove.
799 * config/pa/pa.md: Include predicates.md.
800 * config/pa/predicates.md: New.
802 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
803 predicate.
805 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
807 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
808 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
809 config/alpha/freebsd.h, config/alpha/linux.h,
810 config/alpha/netbsd.h, config/alpha/osf5.h,
811 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
812 config/h8300/h8300-protos.h, config/h8300/h8300.c,
813 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
814 doc/cppopts.texi: Update copyright.
816 2005-03-18 Jan Hubicka <jh@suse.cz>
818 PR middle-end/20225
819 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
820 too late.
821 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
822 called too late.
824 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
826 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
827 VEC_safe_push.
829 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
831 * combine.c (gen_binary): Remove.
832 (known_cond, simplify_shift_const, find_split_point,
833 combine_simplify_rtx, simplify_if_then_else, simplify_set,
834 simplify_logical, expand_field_assignment, extract_left_shift,
835 force_to_mode, if_then_else_cond, apply_distributive_law,
836 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
837 simplify_comparison, reversed_comparison): Replace with
838 simplify_gen_binary, simplify_gen_relational or
839 distribute_and_simplify_rtx.
840 (distribute_and_simplify_rtx): New function.
842 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
843 Paolo Bonzini <gcc.gnu.org>
845 * calls.c (setjmp_call_p, special_function_p): Update comments
846 at the head of the functions.
848 2005-03-18 Jan Hubicka <jh@suse.cz>
850 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
852 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
853 function body should be released; do not proactively release function
854 bodies in non-unit-at-a-time mode.
856 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
858 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
859 mno-fp-ret-in-387 multilib variants.
861 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
863 * common.opt (m): Remove.
864 * opts.c (handle_option): Pass 'm' options to set_target_switch if
865 table lookup fails.
866 (common_handle_option): Remove OPT_m case.
868 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
870 * builtins.c (fold_builtin_bitop): Take decomposed arguments
871 of CALL_EXPR.
872 (fold_builtin_1): Update a call to fold_builtin_bitop.
874 * builtins.c (fold_builtin_signbit): Take decomposed arguments
875 of CALL_EXPR.
876 (fold_builtin_1): Update a call to fold_builtin_signbit.
878 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
880 PR tree-optimization/20474
881 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
882 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
884 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
886 * config/h8300/h8300-protos.h: Remove prototypes for
887 general_operand_src, general_operand_dst, single_one_operand,
888 single_zero_operand, call_insn_operand,
889 two_insn_adds_subs_operand, small_call_insn_operand,
890 jump_address_operand, bit_operand, bit_memory_operand,
891 stack_pointer_operand, const_int_gt_2_operand,
892 const_int_ge_8_operand, const_int_qi_operand,
893 const_int_hi_operand, incdec_operand, bit_operator,
894 nshift_operator, eqne_operator, gtle_operator,
895 gtuleu_operator, iorxor_operator.
896 Add prototypes for h8sx_shift_type h8sx_classify_shift and
897 h8300_ldm_stm_parallel.
898 * config/h8300/h8300.c (h8sx_shift_type,): Move to
899 h8300-protos.h.
900 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
901 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
902 (h8300_ldm_stm_parallel): Make it extern.
903 (h8300_ldm_parallel, h8300_stm_parallel,
904 h8300_return_parallel, general_operand_src,
905 general_operand_dst, h8300_dst_operand, h8300_src_operand,
906 nibble_operand, reg_or_nibble_operand, single_one_operand,
907 single_zero_operand, call_insn_operand,
908 two_insn_adds_subs_operand, small_call_insn_operand,
909 jump_address_operand, bit_operand, bit_memory_operand,
910 stack_pointer_operand, const_int_gt_2_operand,
911 const_int_ge_8_operand, const_int_qi_operand,
912 const_int_hi_operand, incdec_operand, eqne_operator,
913 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
914 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
915 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
916 nshift_operator): Move to predicates.md.
917 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
918 * config/h8300/h8300.md: Include predicates.md.
919 * config/h8300/predicates.md: New.
921 2005-03-17 Richard Henderson <rth@redhat.com>
923 * config.gcc (ia64*-*-hpux*): Add extra_options.
924 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
925 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
926 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
927 (ia64_tls_size_string, ia64_tune_string): Remove.
928 (ia64_tune): Init to PROCESSOR_ITANIUM2.
929 (TARGET_DEFAULT_TARGET_FLAGS): New.
930 (TARGET_HANDLE_OPTION): New.
931 (ia64_override_options): Move options parsing ...
932 (ia64_handle_option): ... here. New.
933 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
934 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
935 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
936 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
937 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
938 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
939 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
940 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
941 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
942 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
943 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
944 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
945 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
946 TARGET_EARLY_STOP_BITS): Remove.
947 (TARGET_ILP32): Default false.
948 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
949 (enum ia64_inline_type): New.
950 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
951 * config/ia64/ia64.md: Update for new definitions of
952 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
953 * config/ia64/ia64.opt: New file.
954 * config/ia64/ilp32.opt: New file.
956 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
958 PR target/18380
959 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
961 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
963 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
964 instead of MASK_H8300S.
965 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
966 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
967 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
968 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
969 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
970 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
971 TARGET_SWITCHES): Remove.
972 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
973 TARGET_H8300SX.
974 * config/h8300/h8300.opt: New.
976 * config/alpha/alpha.opt, config/arc/arc.opt,
977 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
978 notices.
980 2005-03-17 Ian Lance Taylor <ian@airs.com>
982 * gmon.c: Remove.
984 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
986 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
987 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
988 (TARGET_HANDLE_OPTION): Override default.
989 (arc_handle_option): New function.
990 (arc_init): Remove code to set arch_cpu_string.
991 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
992 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
993 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
994 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
995 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
996 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
997 (arc_rodata_string, TARGET_OPTIONS): Delete.
998 * config/arc/arc.opt: New file.
1000 2005-03-17 Richard Henderson <rth@redhat.com>
1002 * doc/extend.texi (Weak Pragmas): New section.
1003 (attribute alias): Clarify that target must be in the same
1004 translation unit.
1006 2005-03-17 Richard Henderson <rth@redhat.com>
1008 * config/alpha/alpha.opt: New file.
1009 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
1010 of alpha_cpu.
1011 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1012 alpha_fprm_string, alpha_fptm_string): Make static.
1013 (alpha_tls_size_string): Remove.
1014 (alpha_handle_option): New.
1015 (override_options): Update for alpha_cpu/alpha_tune split.
1016 (alpha_file_start): Likewise.
1017 (TARGET_DEFAULT_TARGET_FLAGS): New.
1018 (TARGET_HANDLE_OPTION): New.
1019 * config/alpha/alpha.h (alpha_tune): Declare.
1020 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1021 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1022 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1023 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1024 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1025 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1026 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1027 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1028 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1029 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1030 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1031 (TARGET_DEFAULT): Remove MASK_FP.
1032 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1033 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1034 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1035 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1036 alpha_tls_size_string): Remove.
1037 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1038 (attribute tune): Rename from attribute cpu.
1039 * config/alpha/ev4.md: Update to match.
1040 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1041 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1042 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1043 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1044 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1045 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1047 2005-03-16 James E. Wilson <wilson@specifixinc.com>
1049 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1050 and return without creating new state if before_nops_num is nonzero.
1051 * config/ia64/ia64.md (first_insn): New attribute.
1052 (alloc): Set it to yes.
1054 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1056 * tree-vectorizer.c (new_vec_stmt_info): Initialize
1057 STMT_VINFO_SUBVARS to NULL.
1058 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1060 2005-03-16 Dale Johannesen <dalej@apple.com>
1062 * rtlanal.c (find_first_parameter_load): Rewrite to
1063 return actual first param load or the call if none,
1064 instead of first in block, when not all loads exist.
1066 2005-03-16 Roger Sayle <roger@eyesopen.com>
1068 * optabs.c (expand_copysign_absneg): Make static.
1069 * optabs.h (expand_copysign_absneg): Delete prototype.
1070 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1072 2005-03-16 Richard Henderson <rth@redhat.com>
1074 PR middle-end/15700
1075 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1076 (alias_pairs): Rename from output_defs.
1077 (find_decl_and_mark_needed): Split out from assemble_alias.
1078 (do_assemble_alias): New.
1079 (assemble_output_def): Remove.
1080 (finish_aliases_1, finish_aliases_2): New.
1081 (process_pending_assemble_output_defs): Remove.
1082 (assemble_alias): Defer aliases for which we don't yet have a
1083 non-external decl for the target symbol.
1084 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1085 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1086 * toplev.c (compile_file): Use finish_aliases_2 instead of
1087 process_pending_assemble_output_defs.
1088 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1089 (process_pending_assemble_output_defs): Remove.
1091 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1093 Fix PR tree-optimization/20489
1095 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1096 for empty structures.
1098 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
1100 Fix PR tree-optimization/20490
1102 * tree-ssa-pre.c (create_expression_by_pieces): Use
1103 force_gimple_operand on result of fold.
1105 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
1107 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1108 of closing parenthesis.
1110 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
1112 * builtins.c (expand_movstr): Update a call to
1113 fold_builtin_strcpy.
1114 (expand_builtin_strncpy): Update a call to
1115 fold_builtin_strncpy.
1116 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1117 arguments of CALL_EXPR.
1118 (fold_builtin_1): Update calls to fold_builtin_strcpy and
1119 fold_builtin_strncpy.
1120 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1121 * tree.h: Update the prototypes of fold_builtin_strcpy and
1122 fold_builtin_strncpy.
1124 2005-03-16 Steven Bosscher <stevenb@suse.de>
1125 Dorit Naishlos <dorit@il.ibm.com>
1127 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1128 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1129 error.
1131 2005-03-16 Steven Bosscher <stevenb@suse.de>
1133 * tree-inline.c (walk_type_fields, walk_tree,
1134 walk_tree_without_duplicates): Move from here...
1135 * tree.c: ...to here.
1137 2005-03-15 Zack Weinberg <zack@codesourcery.com>
1139 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1140 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1141 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1142 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1143 (version): Define using $(BASEVER_c).
1144 (Makefile, config.status, build/gcov-iov.o): No longer depends on
1145 version.c.
1146 (version.o): Depend on version files; add custom generation command.
1147 (prefix.o): Define BASEVER on command line.
1148 (s-iov): Depend on version files; adjust command.
1149 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1150 Add gcc-vers.texi.
1151 (gcc-vers.texi): New rule.
1152 (doc/%.info, doc/%.dvi): Add -I . to command line.
1153 (doc/gccinstall.dvi): Likewise.
1154 (PACKAGE): Delete. All uses replaced with "gcc".
1155 * aclocal.m4: Do not include gcc-version.m4.
1156 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1157 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1158 Set is_release based on contents of DEV-PHASE.
1159 Set gcc_version based on contents of BASE-VER.
1160 Define WIN32_REGISTRY_KEY only if the user overrode the default.
1161 * config.in, configure: Regenerate.
1162 * gccbug.in: Determine version of GCC in use at runtime.
1163 * gcov-iov.c: Get version number and development phase from
1164 command line, not by including version.c.
1165 * intl.c: Replace all uses of PACKAGE with "gcc".
1166 * libada-mk.in: Delete unused "gcc_version" variable.
1167 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1168 * version.c: (VERSUFFIX): New hook for redistributors; adjust
1169 commentary to match.
1170 (version_string): Put together from pieces.
1171 * config/alpha/x-vms: Do not use $(gcc_version).
1172 * config/i386/t-nwld: Likewise.
1173 * doc/include/gcc-common.texi: Include gcc-vers.texi for
1174 version-GCC and DEVELOPMENT.
1176 2005-03-15 Roger Sayle <roger@eyesopen.com>
1178 PR tree-optimization/17454
1179 * tree.c (tree_size): Add case for TREE_BINFO.
1180 * fold-const.c (fold_checksum_tree): Only clear the overloaded
1181 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1183 2005-03-15 Roger Sayle <roger@eyesopen.com>
1185 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1186 op1 whilst expanding the signed widenening multiply variant.
1188 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
1190 * toplev.c (display_target_options): Avoid unused variable warning if
1191 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1192 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1193 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1194 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1195 (mips_isa_info): New variable.
1196 (mips_parse_cpu): Remove the first argument and leave the caller
1197 to report errors.
1198 (TARGET_HANDLE_OPTION): Override default.
1199 (mips_handle_option): New function. Move option validation code from...
1200 (override_options): ...here. Update calls to mips_parse_cpu.
1201 * config/mips/mips.h (mips_arch_string, mips_tune_string)
1202 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1203 (SUBTARGET_TARGET_OPTIONS): Delete.
1204 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1205 (mno-flush-func, mtune=): New options.
1207 2005-03-15 Roger Sayle <roger@eyesopen.com>
1208 Richard Henderson <rth@redhat.com>
1210 * real.c (c4x_single_format, c4x_extended_format): Provide values
1211 for signbit_ro for c4x's single and extended floating point formats.
1212 * optabs.c (expand_copysign): Use the floating point format's
1213 signbit_ro for expanding via expand_copysign_absneg, and it's
1214 signbit_rw field for expanding via expand_copysign_bit.
1216 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
1218 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1219 known_alignment_for_access_p.
1220 (known_alignment_for_access_p): New.
1221 (do_peeling_for_alignment): Field made int instead of bool and renamed
1222 to peeling_for_alignment.
1223 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1224 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1225 functionality used to be in vect_analyze_operations.
1226 (vect_analyze_operations): Code to determine vectorization factor was
1227 moved to vect_determine_vectorization_factor.
1228 (vect_enhance_data_refs_alignment): Update to correct alignment when it
1229 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1230 factor.
1231 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1232 be part of vect_analyze_operations).
1233 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1234 creating the guard condition, as the number of iterations may be
1235 constant.
1236 (slpeel_tree_peel_loop_to_edge): Use new name of
1237 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1238 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1239 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1240 (vect_do_peeling_for_alignment): Use fold.
1241 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1243 (vect_update_inits_of_dr): Renamed to
1244 vect_update_init_of_dr.
1245 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1246 (vectorizable_store): Fix assertion to use == instead of =.
1248 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
1250 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1251 call_used_regs for wCG registers.
1253 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1255 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1256 for non-offsettable memory references to cope with outstanding reload
1257 replacements, take 2.
1259 2005-03-15 Uros Bizjak <uros@kss-loka.si>
1261 PR target/18668
1262 * config/i386/i386.h (x86_fisttp): New.
1263 (TARGET_FISTTP): New macro.
1264 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1265 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
1266 instruction when fisttp flag is set.
1267 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1269 * config/i386/i386.md (type attribute): Add fisttp.
1270 (unit attribute): Set to i387 for fisttp type.
1271 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1272 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1273 TARGET_FISTTP.
1274 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1275 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1276 macros.
1277 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1278 patterns for TARGET_FISTTP. Enable patterns for
1279 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1280 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1281 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1282 implement fisttp x87 insn.
1283 (fix_trunc*_i387_fisttp splitters): New patterns.
1284 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1285 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
1286 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
1287 clobber.
1288 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1289 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1290 Implement using mode macros. Disable patterns for TARGET_FISTTP.
1291 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1292 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1293 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1294 Disable patterns for TARGET_FISTTP.
1295 (fix_trunc*_i387 splitters): Implement usign mode macros.
1296 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1297 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1298 (fix_trunx*_sse peephole2s): Implement using mode macros.
1300 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
1302 PR rtl-optimization/20291
1303 * combine.c (try_combine): If splitting fails, re-try with
1304 original combined pattern, i.e. before clobber stripping.
1306 2005-03-14 Eric Christopher <echristo@redhat.com>
1308 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1309 STACK_GROWS_DOWNWARD.
1311 2005-03-14 Roger Sayle <roger@eyesopen.com>
1313 * real.h (struct real_format): Split the signbit field into two
1314 two fields, signbit_ro and signbit_rw.
1315 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1316 mips_double_format, ieee_extended_motorola_format,
1317 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1318 ieee_extended_intel_128_format, ibm_extended_format,
1319 mips_extended_format, ieee_quad_format, mips_quad_format,
1320 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1321 i370_double_format, c4x_single_format, c4x_extended_format,
1322 real_internal_format): Update initializers for new field.
1323 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1324 real_format structure.
1325 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1326 field of the real_format structure.
1328 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
1330 Fix PR tree-optimization/20458
1332 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1333 DECL_EXTERNAL on STRUCT_FIELD tags.
1334 (clear_call_clobbered): Ditto.
1335 * tree-ssa-operands.c (note_addressable): Make sure the original
1336 variable doesn't slip into the addressable list if we have
1337 subvars.
1338 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1339 tags too.
1341 2005-03-14 Geoffrey Keating <geoffk@apple.com>
1343 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1344 (-fwide-exec-charset): Likewise.
1345 (-finput-charset): Likewise.
1346 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1347 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1348 * c.opt (Wnormalized): New.
1350 2005-03-14 Devang Patel <dpatel@apple.com>
1352 * doc/invoke.texi: Add reference to Visibility document.
1354 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1356 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
1357 MASK_SPLIT_ADDRESSES.
1358 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
1359 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
1360 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
1361 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
1362 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
1363 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
1364 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
1365 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
1366 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
1367 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
1368 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
1369 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
1370 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
1371 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
1372 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
1373 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
1374 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
1375 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
1376 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
1377 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
1378 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
1379 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
1380 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
1381 (TARGET_EXPLICIT_RELOCS): Delete.
1382 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
1383 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
1384 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1385 (override_options): Set MASK_LONG64 if -mint64 is given and no
1386 -mlongXX option is. Complain about -mint64 -mlong32.
1387 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
1388 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
1389 * config/mips/mips.opt: New file.
1391 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
1393 * config.gcc (extra_options): New variable for listing option files.
1394 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
1395 * configure.ac (extra_opt_files): New AC_SUBST variable.
1396 (tm_file_list, tm_include_list): Include options.h first.
1397 * configure: Regenerate.
1398 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
1399 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
1400 (s-options-h): New rule.
1401 (options.h): Depend on it.
1402 (TEXI_GCCINT_FILES): Add options.texi.
1403 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
1404 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
1405 * target.h (gcc_target): Add default_target_flags and handle_option.
1406 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
1407 (TARGET_HANDLE_OPTION): New macros.
1408 (TARGET_INITIALIZER): Include them.
1409 * opt-functions.awk (opt_args, nth_arg): New functions.
1410 (switch_flags): Handle the "Target" flag.
1411 (var_args): Delete.
1412 (var_name): Use opt_args and nth_arg.
1413 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
1414 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
1415 macros for the "Mask" and "InverseMask" options.
1416 * opts.h (cl_var_cond): New enum.
1417 (cl_option): Replace the "has_set_value" and "set_value" fields with
1418 "var_cond" and "var_value".
1419 (CL_TARGET): New macro.
1420 (option_enabled, print_filtered_help): Declare.
1421 (decode_options): Move definition.
1422 * opts.c (handle_option): Search for the original option before
1423 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
1424 var_cond and var_value fields. Use targetm.handle_option to handle
1425 target options.
1426 (decode_options): Set target_flags to targetm.default_target_flags.
1427 (print_filtered_help): Make global. Handle CL_TARGET.
1428 (option_enabled): New function.
1429 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
1430 (display_target_options, set_target_switch, print_switch_values)
1431 (default_pch_valid_p): Guard uses of target_switches with
1432 #ifdef TARGET_SWITCHES. Also...
1433 (display_target_options): Display the CL_TARGET entries in cl_options.
1434 (set_target_option): Don't complain about the "" option when
1435 TARGET_SWITCHES is undefined.
1436 (print_switch_values): Use option_enabled.
1437 (default_pch_valid_p): Check cl_options[] when looking for something
1438 that has changed the value of target_flags.
1439 * c.opt: Remove documentation from top of file.
1440 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
1441 * doc/sourecebuild.texi: Refer to the new options documentation
1442 instead of c.opt. Document machine-specific .opt files.
1443 * doc/tm.texi (target_flags): Say that this variable is declared
1444 by options.h.
1445 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
1446 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
1447 an alternative.
1448 * doc/options.texi: New file.
1450 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1452 PR middle-end/18628
1453 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
1454 register.
1456 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
1458 PR c++/20280
1459 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
1460 temporary variable of pointer type if an lvalues is required.
1461 (gimplify_modify_expr_rhs): Request an rvalue from it.
1462 (gimplify_expr): Pass fallback on.
1464 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1466 * cfgbuild.c: Update comments.
1468 2005-03-14 Roger Sayle <roger@eyesopen.com>
1470 PR rtl-optimization/17236
1471 * optabs.c (expand_doubleword_mult): New helper function split out
1472 from expand_binop. Permute the order in which instructions are
1473 emitted to minimize the number of simultaneously live registers.
1474 (expand_binop): Call expand_doubleword_mult to synthesize a double
1475 word multiplication.
1477 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1479 * basic-block.h: Update the prototypes of cached_make_edge and
1480 rtl_make_eh_edge.
1481 * cfg.c (cached_make_edge): Take edge_cache representing one
1482 row of the adjacency matrix of edges.
1483 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
1484 (make_edges): Initialize edge_cache to represent one row of
1485 the adjacency matrix of edges.
1487 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1489 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
1490 New functions.
1491 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
1492 Remove unused removed_phis variable.
1493 (conditional_replacement): Use build1/build2.
1494 (abs_replacement): Use last_and_only_stmt and build1/build2.
1496 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1498 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
1499 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
1500 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
1501 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
1502 * c-common.c (handle_novops_attribute): New function.
1503 (c_common_attribute_table): Add "no vops" entry.
1504 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
1505 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
1506 * tree-ssa-operands.c (get_call_expr_operands): Do not
1507 create virtual operands for calls with ECF_NOVOPS flag.
1508 * tree.h (DECL_IS_NOVOPS): New macro.
1509 (struct tree_decl): Add novops_flag.
1510 (ECF_NOVOPS): New constant.
1512 2005-03-14 Uros Bizjak <uros@kss-loka.si>
1514 PR target/17688
1515 * config/i386/i386.c (x86_use_himode_fiop): New.
1516 (x86_use_simode_fiop): Rename from x86_use_fiop.
1517 * config/i386/i386.h (x86_use_himode_fiop): Declare.
1518 (TARGET_USE_HIMODE_FIOP): New.
1519 (x86_use_simode_fiop): Rename from x86_use_fiop.
1520 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
1522 * config/i386/i386.md (X87MODEI12): New mode macro define.
1523 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
1524 to implement x87 FP compare with HImode input operands.
1525 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
1526 Use X87MODEI12 mode macro to handle HImode input operands.
1527 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
1528 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
1529 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
1530 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
1531 macro to implement x87 operators with HImode input operands.
1532 (fop splitters): Use X87MODEI12 mode macro to handle HImode
1533 input operands.
1535 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1537 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
1538 integer_zerop.
1539 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
1540 constants invariant.
1542 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
1544 * basic-block.h (BB_VISITED): Removed.
1545 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
1547 2005-03-14 Falk Hueffner <falk@debian.org>
1549 PR bootstrap/20424
1550 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
1552 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1554 * ggc-zone.c: Fix comment typos.
1556 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
1557 stringpool.c, config/mips/mips-protos.h: Update copyright.
1559 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1561 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
1562 throughout with its typedef, "rtx".
1563 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
1564 (rs6000_tls_symbol_ref_1): Remove inline keyword.
1565 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
1566 regs in comment to match code.
1568 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
1570 * except.c (check_handled): Make it static.
1571 * except.h: Remove the corresponding prototype.
1573 * function.c (get_func_frame_size): Make it static.
1574 * function.h: Remove the corresponding type.
1576 * regclass.c (reg_class_superclasses, reg_class_subclasses):
1577 Make them static.
1578 * hard-reg-set.h: Remove the corresponding declarations.
1580 * tree-cfg.c (verify_stmts): Check that
1581 bb_for_stmt (stmt) == bb for every PHI node and statement.
1583 2005-03-14 Alan Modra <amodra@bigpond.net.au>
1585 * config.gcc: Remove excess indentation.
1586 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
1588 2005-03-13 Roger Sayle <roger@eyesopen.com>
1590 PR middle-end/19331
1591 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
1592 * fold-const.c (fold_sign_changed_comparison): Likewise.
1593 (fold_binary): Optimize comparisons against widened operands if
1594 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
1596 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1598 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
1599 (sparc_override_options): Initialize it.
1600 (sparc_struct_value_rtx): Set it on the MEM to be returned.
1602 2005-03-13 David Edelsohn <edelsohn@gnu.org>
1604 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
1605 (reg_or_none500mem_operand): New predicate.
1606 (zero_reg_mem_operand): New predicate.
1607 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
1608 to reg_or_none500mem_operand.
1609 (extendsfdf2_fpr): Add MEM alternative.
1610 (extenddftf2_internal): Change operand2 predicate to
1611 zero_reg_mem_operand.
1613 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1615 * ggc-zone.c: Rewritten.
1617 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
1618 if there are none.
1619 * configure.ac: Define GGC_ZONE for --with-gc=zone.
1620 * config.in: Regenerated.
1621 * configure: Regenerated.
1622 * gengtype.c (write_types_process_field, write_func_for_structure):
1623 Pass new argument to gt_pch_note_object.
1624 * ggc-common.c (struct ptr_data): Add TYPE.
1625 (gt_pch_note_object): Take TYPE argument and save it.
1626 (call_count): Update call to ggc_pch_count_object.
1627 (call_alloc): Update call to ggc_pch_alloc_object.
1628 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
1629 file.
1630 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
1631 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
1632 (ggc_alloc_zone_stat): Delete.
1633 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
1634 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
1635 (ggc_pch_alloc_object): Update prototypes.
1636 (garbage_zone): Delete.
1637 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
1638 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
1639 pointers.
1640 (tree_id_zone): New variable.
1641 (ggc_alloc_cleared_zone): Remove unused.
1642 (ggc_alloc_zone): Define.
1643 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
1644 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
1645 ggc_alloc_zone_stat.
1646 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
1647 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
1648 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
1649 (make_node_stat): Likewise. Use tree_id_zone.
1651 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1652 Joseph S. Myers <joseph@codesourcery.com>
1654 * configure.ac: Check for MIPS TLS.
1655 * configure: Regenerated.
1656 * config/mips/mips-protos.h (enum mips_symbol_type): Add
1657 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
1658 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
1659 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
1660 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
1661 (mips_classify_symbol, mips_symbolic_constant_p)
1662 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
1663 (mips_tls_operand_p, mips_call_tls_get_addr)
1664 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
1665 (mips_tls_symbol_ref_1): New functions.
1666 (mips_legitimize_address, mips_legitimize_const_move): Call
1667 mips_legitimize_tls_address.
1668 (override_options): Handle V1_REG and TLS symbols. Disable TLS
1669 for MIPS16.
1670 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
1671 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
1672 (mips_char_to_class): Document V1_REG.
1673 (HAVE_AS_TLS): Provide default.
1674 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
1675 constants.
1676 (load_got<mode>): Renamed from *load_got<mode>. Allow when
1677 !TARGET_ABICALLS.
1678 (tls_get_tp_<mode>): New instruction.
1680 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1682 * configure.ac: Update checks for target tools.
1683 * configure: Regenerated.
1685 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
1687 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
1689 2005-03-13 Roger Sayle <roger@eyesopen.com>
1691 * expmed.c (expand_mult): Use synthetic multiplication sequences for
1692 more classes of DImode multiplication by constant. Allow both
1693 multiplication by small negative constants (by performing a
1694 multiplication by a positive constant and negating the result) and
1695 multiplications by large powers of two, by using a left shift.
1697 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1699 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
1700 of basic blocks into work_stack.
1702 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
1703 config/mips/vr.h: Update copyright.
1705 * c-decl.c (c_init_decl_processing): Remove useless calls to
1706 build_function_type.
1708 * builtins.c (fold_trunc_transparent_mathfn,
1709 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
1710 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1711 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
1712 fold_builtin_strcpy, fold_builtin_strncpy,
1713 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
1714 TREE_TYPE (exp).
1716 * builtins.c (expand_builtin_mathfn_3): Remove local variable
1717 before_call.
1719 * lambda-code.c (lambda_compute_auxillary_space): Remove local
1720 variable determinant.
1722 * tree-cfg.c (group_case_labels): Remove local variable type.
1724 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
1725 variable ann.
1727 * tree-ssa-phiopt.c (value_replacement): Remove local variable
1728 result.
1730 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
1732 PR target/18251
1733 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
1734 (*movmemqi_insn): Delete.
1735 (*movmemhi): Delete.
1737 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
1739 * builtins.c (fold_builtin_classify): Take decomposed
1740 arguments of CALL_EXPR.
1741 (fold_builtin_1): Update a call to fold_builtin_classify.
1743 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
1745 PR c/20402
1746 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
1747 through into call to parser_xref_tag after parse error.
1748 (c_parser_struct_declaration): Consistently return NULL_TREE on
1749 error.
1751 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
1753 * tree-flow-inline.h (ref_contains_array_ref): New function.
1754 (lookup_subvars_for_var): Ditto.
1755 (get_subvars_for_var): Ditto.
1756 (var_can_have_subvars): Ditto.
1758 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
1759 (struct subvar): New type.
1761 * tree-dfa.c (okay_component_ref_for_subvars): New function.
1763 * tree-optimize.c (init_tree_optimization_passes): Call
1764 pass_create_structure_vars.
1766 * tree-ssa-alias.c: Include vec.h.
1767 (init_alias_info): Don't auto-clear call clobbered on struct-field
1768 tags.
1769 (compute_flow_insensitive_aliasing): Handle subvars.
1770 (group_aliases): Handle STRUCT_FIELD aliases.
1771 (setup_pointers_and_addressables): Ditto.
1772 Don't mark variables non-addressable if they still have
1773 addressable subvars.
1774 Also mark subvars addressable when the real variable is marked
1775 addressable.
1776 (add_pointed_to_var): Try to prune the pointed-to set by only
1777 pointing to subvars when possible.
1778 Otherwise, make sure we set addresses_needed and pt_vars to
1779 properly include subvars.
1780 (bitpos_of_field): New function.
1781 (push_fields_onto_fieldstack): Ditto.
1782 (get_or_create_used_part_for): Ditto.
1783 (create_overlap_variables_for): Ditto.
1784 (find_used_portions): Ditto.
1785 (create_structure_vars): Ditto.
1786 (pass_create_structure_vars): New structure.
1788 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1789 (get_expr_operands): Handle subvars. Also try to turn
1790 COMPONENT_REF accesses into must-defs now that we can accurately
1791 portray it.
1792 (note_addressable): Try to only mark as addressable those subvars
1793 we know a COMPONENT_REF touches.
1794 (overlap_subvar): New function.
1796 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1797 Handle subvar storing.
1798 (vect_address_analysis): Update caller of vect_object_analysis.
1800 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1802 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1803 (STMT_VINFO_SUBVARS): New macro.
1805 * common.opts: add flag_tree_salias.
1807 * opts.c (decode_options): flag_tree_salias defaults to on.
1809 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1811 * doc/tree-ssa.texi: Document structural alias analysis.
1813 2005-03-12 Steven Bosscher <stevenb@suse.de>
1815 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1816 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1817 * tree-ssa-operands.c (get_expr_operands): Likewise.
1818 (get_expr_operands): Likewise for ERROR_MARK.
1820 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1822 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1823 var.
1825 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1826 removed_phis.
1828 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1829 (mark_operand_necessary): Remove local variable ver.
1831 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1832 variable prefix_len.
1834 * value-prof.c (mod_subtract_transform): Remove local variable
1835 value.
1837 * builtins.c (fold_builtin_exponent): Take decomposed
1838 arguments of CALL_EXPR.
1839 (fold_builtin_1): Update a call to fold_builtin_exponent.
1841 * builtins.c (fold_builtin_logarithm): Take decomposed
1842 arguments of CALL_EXPR.
1843 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1845 * c-decl.c (c_init_decl_processing): Remove local variables
1846 ptr_ftype_void and ptr_ftype_ptr.
1848 * gimplify.c (gimplify_expr): Remove local variables r0 and
1849 r1.
1851 * reg-stack.c (move_for_stack_reg): Remove local variable
1852 push_insn.
1853 (compare_for_stack_reg): Remove local variable flags_user.
1854 (convert_regs_1): Remove local variable deleted.
1856 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1857 variable new_cond.
1858 (combine_blocks): Remove local variables exits and new_e.
1860 * tree-inline.c (expand_call_inline): Remove local variable
1861 decl.
1863 * tree-ssa-live.c (create_ssa_var_map,
1864 calculate_live_on_entry): Remove local variable snn.
1866 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1868 * c-lex.c (c_lex_with_flags): Add parameter to call to
1869 cpp_spell_token.
1871 2005-03-11 Per Bothner <per@bothner.com>
1873 * c-tree.h (struct c_declarator): New id_loc field.
1874 * c-pragma.h (c_lex_with_flags): Take position reference.
1875 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1876 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1877 (c_lex): Pass dummy location to c_lex_with_flags.
1878 * c-parser.c (c_lex_one_token): Set c_token's location using
1879 c_lex_with_flags, instead of input_location, which might be "ahead".
1880 (c_parser_direct_declarator): Set declarator's id_loc from
1881 c_token's id_loc.
1882 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1883 declarator's id_loc, rather than probably-imprecise input_location.
1884 (build_id_declarator): Initialize c_declarator's id_loc field.
1886 2005-03-11 Roger Sayle <roger@eyesopen.com>
1888 PR middle-end/20419
1889 * builtins.c (expand_builtin_signbit): Force the signbit's word
1890 into an integer register to avoid SUBREGs of floating point modes.
1892 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1894 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1895 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1896 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1897 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1899 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1901 PR rtl-optimization/20306
1902 * expr.c (emit_move_complex): Set try_int false if mode is
1903 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1904 emit_block_move if try_int is true.
1906 2005-03-11 Richard Henderson <rth@redhat.com>
1908 PR target/20415
1909 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1910 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1911 to match.
1913 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1915 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1916 (TARGET_FIX_VR4130): New macro.
1917 (TARGET_OPTIONS): Add -mfix-vr4130.
1918 (ISA_HAS_MACCHI): New macro.
1919 (ASM_SPEC): Add -mfix-vr4130.
1920 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1921 (override_options): Handle mips_fix_vr4130_string.
1922 (mips_avoid_hazards): Clear all_noreorder_p
1923 if we're working around VR4130 errata and the macc alternatives
1924 are not available.
1925 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1926 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1927 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1928 (MULTILIB_DEFAULTS): Remove leading "march=".
1929 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1930 if no architecture option is given.
1931 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1932 VR4130 multilibs.
1933 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1934 * doc/invoke.texi: Document -mfix-vr4130.
1936 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1938 * config/mips/mips.c (override_options): Only warn about -mint64
1939 deprecation if TARGET_INT64.
1941 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1943 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1944 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1945 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1946 are non-specific regarding the nonnull parameter positions.
1947 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1948 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1949 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1950 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1952 * builtins.def: Use the non-specific "nonnull" attibute lists.
1954 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1956 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1957 single_pred_edge, single_succ, single_pred): Improve comments.
1959 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1961 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1962 single_pred_edge, single_succ, single_pred): New inline functions.
1963 * bb-reorder.c (rotate_loop, find_traces_1_round,
1964 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1965 duplicate_computed_gotos): Use the single_succ/pred functions.
1966 * cfganal.c (forwarder_block_p): Ditto.
1967 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1968 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1969 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1970 merge_seq_blocks): Ditto.
1971 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1972 * cfglayout.c (fixup_reorder_chain): Ditto.
1973 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1974 canonicalize_loop_headers, verify_loop_structure): Ditto.
1975 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1976 mfb_update_loops, create_preheader, force_single_succ_latches,
1977 create_loop_notes): Ditto.
1978 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1979 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1980 commit_one_edge_insertion, purge_dead_edges,
1981 cfg_layout_can_merge_blocks_p): Ditto.
1982 * except.c (sjlj_emit_function_enter): Ditto.
1983 * flow.c (init_propagate_block_info): Ditto.
1984 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1985 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1986 insert_insn_end_bb): Ditto.
1987 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1988 find_if_case_2): Ditto.
1989 * lambda-code.c (perfect_nestify): Ditto.
1990 * lcm.c (optimize_mode_switching): Ditto.
1991 * loop-doloop.c (doloop_modify): Ditto.
1992 * loop-init.c (loop_optimizer_init): Ditto.
1993 * loop-iv.c (simplify_using_initial_values): Ditto.
1994 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1995 * loop-unswitch.c (unswitch_loop): Ditto.
1996 * modulo-sched.c (generate_prolog_epilog): Ditto.
1997 * predict.c (combine_predictions_for_insn, estimate_probability,
1998 tree_estimate_probability, last_basic_block_p,
1999 estimate_bb_frequencies): Ditto.
2000 * profile.c (branch_prob): Ditto.
2001 * regrename.c (copyprop_hardreg_forward): Ditto.
2002 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2003 * tracer.c (layout_superblocks): Ditto.
2004 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2005 cfg_remove_useless_stmts_bb, cleanup_control_flow,
2006 cleanup_control_expr_graph, disband_implicit_edges,
2007 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2008 tree_verify_flow_info, tree_make_forwarder_block,
2009 tree_forwarder_block_p, remove_forwarder_block,
2010 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2011 * tree-if-conv.c (tree_if_conversion): Ditto.
2012 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2013 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2014 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2015 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2016 copy_loop_headers): Ditto.
2017 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2018 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2019 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2020 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2021 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2022 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2023 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2024 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2025 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2026 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2027 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2028 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2029 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2030 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2031 slpeel_add_loop_guard): Ditto.
2033 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
2035 PR tree-optimization/15784
2036 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2037 and -1 - A to ~A.
2039 * stmt.c (expand_case): Don't change index_type. Convert minval
2040 to the proper type.
2042 PR tree-optimization/20130
2043 * fold-const.c (fold): Fold x * -1 into -x.
2045 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
2047 PR rtl-optimization/20331
2048 * rtlanal.c (modified_between_p): Check its address first for MEM.
2049 (modified_in_p): Likewise.
2051 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
2053 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2055 2005-03-10 Steven Bosscher <stevenb@suse.de>
2057 * expr.c (expand_expr_real_1): If possible, use a conditional
2058 move for expanding MIN_EXPR and MAX_EXPR.
2059 Use temp for moving around rtx-en.
2061 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
2063 PR rtl-opt/20412
2064 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2065 correct mode.
2067 2005-03-10 Roger Sayle <roger@eyesopen.com>
2069 * builtins.c (expand_builtin_signbit): Extend to handle floating
2070 point modes wider than the largest integer type, using the
2071 operand_subword_force function to obtain the signbit's word.
2073 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2075 PR target/20322
2076 * combine.c (try_combine): If recog_for_combine added CLOBBERs
2077 to NEWI2PAT, fail to combine if they are used by NEWPAT.
2079 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
2081 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2083 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
2085 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2086 type void.
2087 (perform_edge_inserts): Unconditionally call
2088 free_dominator_info.
2090 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2092 2005-03-10 Bob Wilson <bob.wilson@acm.org>
2094 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2096 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
2098 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2100 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2101 gcc_unreachable.
2102 (rtl_register_value_prof_hooks,
2103 tree_value_profile_transformations,
2104 tree_register_value_prof_hooks): Likewise.
2105 * var-tracking.c (stack_adjust_offset_pre_post,
2106 variable_htab_free, variable_union, dataflow_set_different_2,
2107 count_uses, variable_was_changed, set_frame_base_location,
2108 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2109 vt_add_function_parameters): Likewise.
2110 * varasm.c (named_section_real, named_section, make_decl_rtl,
2111 asm_emit_uninitialised, assemble_integer, decode_addr_const,
2112 const_hash_1, compare_constant, copy_constant, force_const_mem,
2113 output_constant_pool_2, output_constant_pool_1, output_constant,
2114 output_constructor, make_decl_one_only, decl_tls_model,
2115 default_no_named_section, default_elf_select_section_1,
2116 default_unique_section_1): Likewise.
2117 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2118 * vmsdbgout.c (addr_const_to_string): Likewise.
2120 PR c++/20375
2121 * function.c (struct assign_parm_data_one): Remove last_named
2122 field.
2123 (assign_parm_find_data_types): Don't determine last_named.
2124 Reorder named_parm determination.
2125 (assign_parms): Only setup varargs on the last non-varadic
2126 parameter.
2128 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
2130 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
2131 sda base address on medium model.
2133 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
2135 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2136 * cfgloop.c (flow_loop_nodes_find): Export.
2137 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2138 Declare.
2139 * cfgloopmanip.c (fix_loop_structure): New function.
2140 * predict.c (predict_loops): Clean up the loops information.
2141 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2142 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2143 loop structure.
2144 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2145 (rewrite_into_loop_closed_ssa): Declaration changed.
2146 * tree-loop-linear.c (linear_transform_loops): Add argument to
2147 rewrite_into_loop_closed_ssa call.
2148 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2149 * tree-ssa-loop-im.c (move_computations): Ditto.
2150 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2151 * tree-vectorizer.c (vectorize_loops): Ditto.
2152 * tree-optimize.c: Include cfgloop.h.
2153 (execute_todo): Choose whether to call cleanup_tree_cfg or
2154 cleanup_tree_cfg_loop.
2155 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2156 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2157 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2158 cleanup_tree_cfg_loop call.
2159 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2160 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2161 work on part of cfg.
2163 2005-03-10 Jakub Jelinek <jakub@redhat.com>
2165 PR inline-asm/20314
2166 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2167 with multiple alternatives.
2169 * stmt.c (parse_output_constraint): Fix a typo.
2171 2005-03-09 Bob Wilson <bob.wilson@acm.org>
2173 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2174 assembly directive instead of deprecated "no-generics".
2176 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
2178 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2179 for non-offsettable memory references to cope with outstanding reload
2180 replacements.
2181 * config/s390/s390.md ("reload_outti"): Call find_replacement to
2182 avoid losing outstanding address reloads.
2183 ("reload_outdi", "reload_outdf"): Likewise.
2185 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2187 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2188 code. Add more cbrt transformations.
2190 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2192 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2194 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2196 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2197 NULL_TREE when a given tree is not simplified.
2198 (fold): Return the original tree when any of the functions
2199 mentioned above NULL_TREE.
2201 * fold-const.c (fold_unary, fold_binary): Take decomposed
2202 arguments, code, type, op0, and op1 in case of fold_binary.
2203 (fold): Update calls to fold_unary and fold_binary.
2205 2005-03-09 Roger Sayle <roger@eyesopen.com>
2207 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2208 a fndecl and an arglist instead of a CALL_EXPR, exp.
2210 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
2212 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2214 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2216 * expr.c (expand_assignment): Remove orig_to_rtx.
2218 * fold-const.c (int_const_binop): Remove no_overflow.
2220 * ifcvt.c (noce_emit_move_insn): Remove inmode.
2222 * loop-iv.c (get_biv_step_1): Remove lhs.
2224 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2226 * real.c (real_nan): Remove neg.
2228 * function.c (thread_prologue_and_epilogue_insns): Remove i
2229 and newinsn.
2231 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2232 tb.
2234 * tree-eh.c (tree_could_trap_p): Remove idx.
2236 * tree-into-ssa.c (ann): Remove ann.
2238 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2240 * tree-sra.c (decide_block_copy): Remove inst_count.
2242 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2244 * tree-ssa-loop-im.c (lhs): Remove.
2246 * cfgbuild.c (state, STATE, SET_STATE,
2247 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2248 make_edges.
2249 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2250 (find_basic_blocks): Set the state of each basic block to
2251 BLOCK_NEW.
2253 2005-03-08 Jeff Law <law@redhat.com>
2255 * tree-cfg.c (cleanup_control_flow): If removal of a computed
2256 goto results in the removal of edges in the CFG, then we need
2257 to recompute dominators.
2259 2005-03-09 Ben Elliston <bje@au.ibm.com>
2261 * c-common.c (c_do_switch_warnings): Comment fix.
2263 2005-03-08 Julian Brown <julian@codesourcery.com>
2265 * Patch from 2005-03-08 reverted for causing regressions and
2266 ppc-darwin bootstrap failure.
2268 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
2270 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2271 Define the real function for ppc-darwin.
2272 * c-typeck.c (convert_arguments): Check for target-specific
2273 invalid argument call to unprototyped function.
2274 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2275 New Macro.
2276 * target.h (invalid_arg_for_unprototyped_fn): New field
2277 in struct calls.
2278 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2279 default target hook.
2280 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2281 Declare.
2283 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2285 * c-typeck.c (constructor_stack, constructor_range_stack,
2286 initializer_stack): Make them static.
2288 * cfg.c (rbi_pool): Make it static.
2290 * gimple-low.c (lower_stmt_body): Make it static.
2291 * tree-flow.h: Remove the corresponding prototype. Don't
2292 declare lower_data.
2294 * sched-deps.c (cache_size): Make it static.
2296 * stor-layout.c (lang_adjust_rli): Make it static.
2298 2005-03-08 Julian Brown <julian@codesourcery.com>
2300 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2301 from being used for symbols with vague linkage when
2302 HAVE_GAS_COMDAT_GROUP is true.
2304 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
2306 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2307 nlabel == JUMP_LABEL (jump).
2309 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2311 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2312 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2313 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2314 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2316 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
2318 PR c/14411
2319 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2320 * c-common.c (handle_returns_twice): New function.
2321 (c_common_attribute_table): Declare eturns_twice' attribute.
2322 * doc/extend.texi: Document eturns_twice' attribute.
2323 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2324 (struct tree_decl): Add returns_twice_flag.
2326 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2328 * tree-ssa-phiopt.c: Fix a comment typo.
2330 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2331 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2332 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2333 copyright.
2335 2005-03-08 Richard Henderson <rth@redhat.com>
2337 * config/alpha/alpha.c (code_for_builtin): Replace special-case
2338 builtin codes with ctzdi2, clzdi2, popcountdi2.
2339 (struct alpha_builtin_def): Add is_const.
2340 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2341 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2342 (alpha_init_builtins): Init them. Set nothrow and const attributes
2343 on builtins.
2344 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2345 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2346 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2347 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2348 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2349 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2350 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2351 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
2352 (TARGET_FOLD_BUILTIN): New.
2353 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
2354 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
2355 (ffsdi2): Use ctz.
2356 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
2358 2005-03-08 Ira Rosen <irar@il.ibm.com>
2360 PR tree-optimization/20122
2361 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
2362 condition of access function instead of base.
2364 2005-03-07 Jeff Law <law@redhat.com>
2365 Steven Bosscher <stevenb@suse.de>
2367 * tree-cfg.c (find_taken_edge_computed_goto): New function.
2368 (find_taken_edge): Call find_taken_edge_computed_goto as
2369 appropriate. Allow any gimple invariant rather than just
2370 INTEGER_CST for VAL.
2371 (cleanup_control_flow): Cleanup a computed goto which has turned
2372 into a simple goto.
2373 (tree_merge_blocks): If block B has any forced labels, move
2374 them to the start of block A.
2375 * tree-ssa-dom.c (thread_across_edge): Allow threading across
2376 computed gotos as well.
2377 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
2378 removal of unnecessary computed gotos too.
2379 (lookup_redirection_data): Fix type of INSERT argument. Callers
2380 updated.
2382 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
2384 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
2385 Remove trailing spaces.
2387 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
2388 unshare_all_trees): Make them static.
2389 * tree-gimple.h: Remove the corresponding prototypes.
2391 * diagnostic.h: Remove unused prototype
2392 debug_output_buffer.
2393 * modulo-sched.c: Remove unused prototype
2394 set_row_column_for_ps.
2396 * tree-ssa-phiopt.c (tree_ssa_phiopt,
2397 replace_phi_edge_with_variable): Remove unused variable i.
2399 2005-03-07 Per Bothner <per@bothner.com>
2401 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
2403 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
2405 PR tree-opt/17671
2406 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
2407 bbs on the COND_EXPR instead of the PHI_NODEs.
2408 (candidate_bb_for_phi_optimization): Remove.
2409 (replace_phi_with_stmt): Rename to ...
2410 (replace_phi_edge_with_variable): this and change so that we
2411 replace the phi argument instead of removing the PHI.
2412 (conditional_replacement): Change so we deal with PHI with more
2413 than two arguments.
2414 (value_replacement): Likewise.
2415 (abs_replacement): Likewise.
2417 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
2419 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
2420 output_e500_flip_gt_bit.
2422 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
2423 as bit 31.
2424 (rs6000_generate_compare): Fix logic to look at the correct bits.
2425 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
2426 Look at GT bit.
2427 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
2428 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
2429 gen_move_from_CR_gt_bit.
2431 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
2432 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
2433 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
2435 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
2436 (E500_CR_IOR_COMPARE): New constant.
2438 2005-03-08 Earl Chew <earl_chew@agilent.com>
2439 David Billinghurst <David.Billinghurst@riotinto.com>
2441 * config/i386/host-cygwin.c: New file to support precompiled
2442 headers on cygwin
2443 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
2444 * config.host: Use above files for cygwin host.
2446 2005-03-07 David Edelsohn <edelsohn@gnu.org>
2448 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
2449 ordering ops from earlier change.
2451 2005-03-07 Per Bothner <per@bothner.com>
2453 Various fixes to allow us to again build if --enable-mapped-location:
2454 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
2455 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
2456 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
2457 local variable loc. Change logic appropriately.
2458 * tree-vect-transform.c (vect_finish_stmt_generation): Use
2459 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
2460 * c-parser.c (c_parser_for_statement): Initialize loc variable.
2461 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
2462 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
2464 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
2466 PR rtl-optimization/19683
2467 * reload1.c (choose_reload_regs): Pass the number of bits, not the
2468 number of bytes, to smallest_int_for_mode. Fix arguments to
2469 REG_CANNOT_CHANGE_MODE_P.
2471 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2473 * reorg.c (relax_delay_slots): Check that the jump is
2474 conditional before trying to invert it.
2476 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2478 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
2479 Make them static.
2481 * calls (stack_arg_under_construction): Make it static.
2483 * flow.c (regs_live_at_setjmp): Make it static.
2484 * flow.h: Remove the corresponding prototype.
2486 * reload1.c (reload_startobj, reload_firstobj,
2487 something_needs_operands_changed, reload_inherited,
2488 reload_inheritance_insn, reload_override_in,
2489 reload_spill_index): Make them static.
2491 * recog.c (verify_changes): Make it static.
2492 * recog.h: Remove the corresponding prototype.
2494 * cfgbuild.c (find_sub_basic_blocks): Remove.
2495 * basic-block.h: Remove the corresponding prototype.
2496 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
2497 in comments.
2498 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
2500 * tree-ssa-operands.c (check_build_stmt): Remove.
2502 * stor-layout.c (set_alignment): Remove.
2503 * tree.h: Remove the corresponding prototype.
2505 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
2507 * tree-ssa-dce.c (control_dependence_map,
2508 visited_control_parents): Make them static.
2510 * cfghooks.c (verify_flow_info): Remove local variable
2511 num_bb_notes.
2513 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
2514 last_bb_seen.
2516 * loop-unswitch.c (unswitch_loop): Remove local variable src.
2518 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
2520 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
2522 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
2524 * config/ia64/hpux.h (LINK_SPEC): Add -z.
2525 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
2526 PARALLEL for an empty structure.
2528 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
2530 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
2532 * fold-const.c (fold_binary): Unroll the very first "for"
2533 loop.
2535 2005-03-06 David Edelsohn <edelsohn@gnu.org>
2537 * config/rs6000/predicates.md (branch_comparison_operator): Remove
2538 redundant match_code test.
2539 (scc_comparison_operator): Swap match_operand and match_code
2540 tests.
2541 (branch_positive_comparison_operator): Same.
2542 (trap_comparison_operator): Use comparison_operator and swap with
2543 match_code test.
2545 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
2547 PR target/20288
2548 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
2549 (out_movhi_r_mr): Read low byte of volatile MEM first.
2550 (out_movhi_mr_r): Write high byte of volatile MEM first.
2552 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2554 * cselib.c (reg_values, reg_values_size): Make them static.
2556 * cse.c (cse_reg_info_table): Make it static.
2558 * fold-const.c (fold_unary): Use build1 instead of copy_node.
2560 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
2562 * cse.c (find_best_addr): Use canon_for_address.
2564 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2566 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
2567 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
2568 SUBREG and MEM, respectively.
2570 * fold-const.c (fold_binary): Use code instead of t.
2572 * fold-const.c (optimize_minmax_comparison): Take decomposed
2573 arguments code, type, op0, and op1 instead of t.
2574 (fold_binary): Update a call to optimize_minmax_comparison.
2576 * fold-const.c (fold_range_test): Take decomposed arguments
2577 code, type, op0, and op1 instead of t.
2578 (fold_binary): Update a call to fold_range_test.
2580 * fold-const.c (fold_binary_op_with_conditional_arg): Take
2581 decomposed arguments code, type, op0, and op1 instead of t.
2582 (fold_binary): Update a call to fold_range_test.
2584 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
2586 * fold-const.c (fold_binary): Avoid directly using the original
2587 expression t as much as possible.
2589 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2591 * c-semantics.c (build_stmt): Use TYPE_P instead of
2592 IS_NON_TYPE_CODE_CLASS.
2593 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
2594 (NON_TYPE_CHECK): Use TYPE_P instead of
2595 IS_NON_TYPE_CODE_CLASS.
2597 * fold-const.c (fold): Remove handling of binary expressions.
2599 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
2601 * doc/c-tree.texi: Wrap comments in @r{}.
2602 * doc/cpp.texi: Likewise.
2603 * doc/cppinternals.texi: Likewise.
2604 * doc/extend.texi: Likewise.
2605 * doc/md.texi: Likewise.
2606 * doc/objc.texi: Likewise.
2607 * doc/sourcebuild.texi: Likewise.
2608 * doc/tm.texi: Likewise.
2609 * doc/tree-ssa.texi
2611 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
2613 * predict.c (apply_return_prediction): Standardize PHI chain
2614 walking.
2615 * tree-ssa.c (ssa_redirect_edge): Likewise.
2617 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
2618 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
2619 Update copyright.
2621 * tree-phinodes.c (remove_phi_node): Drop the last argument.
2622 * tree-flow.h: Adjust the prototype for remove_phi_node.
2623 * lambda-code.c (perfect_nestify): Adjust a call to
2624 remove_phi_node.
2625 * tree-cfg.c
2626 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
2627 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
2628 Likewise.
2629 * tree-ssa-dce.c (remove_dead_phis): Likewise.
2630 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2631 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2632 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
2634 * combine.c (simplify_and_const_int): Use gen_int_mode instead
2635 of GEN_INT (trunc_int_for_mode (...)).
2636 * loop-iv.c (iv_number_of_iterations): Likewise.
2637 * postreload.c (reload_cse_move2add): Likewise.
2638 * simplify-rtx.c (simplify_const_unary_operation,
2639 simplify_const_binary_operation): Likewise.
2640 * stor-layout.c (get_mode_bounds): Likewise.
2642 * fold-const.c (fold_binary): New.
2643 (fold): Call fold_binary on binary expressions.
2645 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
2647 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
2648 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
2649 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
2650 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
2651 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
2653 2005-03-04 Devang Patel <dpatel@apple.com>
2655 PR tree-optimization/18815
2656 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2657 loops with zero exit edges.
2659 2005-03-04 Devang Patel <dpatel@apple.com>
2661 * doc/invoke.texi: Remove reference to webpage that does not exist.
2663 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2664 Joseph S. Myers <joseph@codesourcery.com>
2666 PR c++/19797
2667 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
2668 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
2669 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
2670 * pa.c (get_plabel): Change argument to symbol_ref. Call
2671 maybe_get_identifier instead of get_identifier.
2672 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
2673 (struct deferred_plabel): Replace name field with symbol field.
2674 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
2675 ASM_OUTPUT_EXTERNAL_REAL is defined.
2676 (output_global_address): Use output_addr_const for output of all
2677 symbol_refs.
2678 (output_deferred_plabels): Use symbol_ref instead of name for address
2679 output.
2680 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
2681 ASM_OUTPUT_SYMBOL_REF): New macros.
2682 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
2683 comment.
2684 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
2685 label.
2687 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
2689 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
2690 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
2692 2005-03-04 Jeff Law <law@redhat.com>
2694 * basic-block.h (rediscover_loops_after_threading): Declare.
2695 * tree-ssa-dom.c: Include cfgloop.h.
2696 (tree_ssa_dominator_optimize): Discover loops and some basic
2697 properties. Remove forwarder blocks recreated by loop header
2698 canonicalization. Also mark backedges in the CFG.
2699 * tree-ssa-threadupdate.c: Include cfgloop.h
2700 (rediscover_loops_after_threading): Define.
2701 (struct local_info): New field, JUMP_THREADED.
2702 (prune_undesirable_thread_requests): New function.
2703 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
2704 then record that fact for the callers of redirct_edges.
2705 (thread_block): If BB has incoming backedges, then call
2706 prune_undesirable_thraed_requests. Note when we are
2707 going to have to rediscover loop information. Return a
2708 boolean indicating if any jumps were threaded.
2709 (thread_through_all_blocks): Bubble up boolean indicating
2710 if any jumps were threaded.
2711 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
2712 (tree-ssa-threadupdate.o): Similarly.
2714 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2716 * fold-const.c (fold_ternary): Unroll the "for" loop to
2717 extract operands.
2719 2005-03-04 Andrew Haley <aph@redhat.com>
2721 * unwind-dw2-fde-glibc.c (struct
2722 unw_eh_callback_data.check_cache): New field.
2723 (frame_hdr_cache): New.
2724 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
2725 Cache frame header info.
2727 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
2729 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
2730 (print_c_condition): Declare.
2731 * read-rtl.c (ptr_loc): New structure.
2732 (ptr_locs, ptr_loc_obstack, joined_conditions)
2733 (joined_conditions_obstack): New variables.
2734 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
2735 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
2736 (join_c_conditions, print_c_condition): New functions.
2737 (apply_macro_to_string): Associate the new string with the same
2738 source location as the old one.
2739 (add_condition_to_string): Use join_c_conditions.
2740 (read_string): Use set_rtx_ptr_loc to record a filename and line
2741 number for the string.
2742 (read_rtx): Initialize the new variables above.
2743 * genattrtab.c (write_test_expr, write_attr_value): Use
2744 print_c_condition.
2745 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
2746 comment above the GCC_VERSION check.
2747 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
2748 Inline the definition of MAYBE_EVAL.
2749 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
2750 * genoutput.c (process_template): Likewise.
2751 * genpreds.c (write_predicate_subfunction): Likewise.
2752 (write_predicate_expr): Use print_c_condition.
2753 * genrecog.c (write_cond): Likewise.
2754 * gensupport.c (process_rtx): Use join_c_conditions to join the
2755 conditions of a define_insn_and_split. Record a source location
2756 for the string after the "&&".
2757 (alter_test_for_insn): Use join_c_conditions.
2759 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
2761 Revert for now:
2762 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2763 PR tree-optimization/15784
2764 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2765 and -1 - A to ~A.
2767 2005-03-04 Ben Elliston <bje@au.ibm.com>
2769 * gcc.c (option_map): Add --coverage.
2770 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
2771 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
2772 * config/darwin.h: Pass -lgcov for `coverage'.
2773 * doc/invoke.texi (Debugging Options): Document --coverage.
2775 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2777 * gcse.c (bypass_block): Use find_edge wherever possible.
2779 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
2781 Fix PR debug/20253
2783 * c-opts.c (c_common_parse_file): Call start_source_file
2784 and end_source_file at the approriate times.
2786 * dwarf2out.c (dwarf2out_finish): Don't auto-end
2787 the main file, it will be done for us now.
2789 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
2791 * fold-const.c (fold_ternary): New.
2792 (fold): Call fold_ternary on ternary expressions. Remove
2793 handling of ternary expressions.
2795 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
2797 PR tree-optimization/15784
2798 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
2799 and -1 - A to ~A.
2801 2005-03-03 David Edelsohn <edelsohn@gnu.org>
2803 * config/rs6000/predicates.md (branch_comparison_operator):
2804 Convert from C block to conditional format.
2806 2005-03-03 Jan Hubicka <jh@suse.cz>
2808 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2809 and non-constant public variables.
2811 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
2813 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2814 with LABEL_EXPR.
2816 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2817 EDGE_I.
2819 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2820 calls to release_ssa_name and release_phi_node.
2822 * fold-const.c (fold): Remove handling of unary expressions.
2824 * fold-const.c (fold_unary): Avoid directly using the original
2825 expression t as much as possible.
2827 2005-03-03 Roger Sayle <roger@eyesopen.com>
2828 Andrew Pinski <pinskia@physics.uc.edu>
2830 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2831 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2833 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2835 Describe special registers SRP and MOF as allocatable registers.
2836 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2837 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2838 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2839 TARGET_HAS_MUL_INSNS.
2840 (cris_print_operand) <case 'd'>: New case.
2841 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2842 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2843 define.
2844 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2845 (REG_ALLOC_ORDER): Update for MOF.
2846 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2847 SPECIAL_REGS.
2848 (GENERAL_REGS): No longer a define of ALL_REGS.
2849 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2850 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2851 Adjust accordingly.
2852 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2853 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2854 (SECONDARY_RELOAD_CLASS): Define.
2855 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2856 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2857 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2858 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2859 (REGISTER_MOVE_COST): Define.
2860 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2861 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2862 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2863 (CRIS_MOF_REGNUM): New define_constants.
2864 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2865 special registers.
2866 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2867 New patterns.
2868 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2869 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2870 Adjust for MOF being properly described as a register.
2871 (indir_to_reg_split): Name this split. Conditionalize on the
2872 destination register being a general register.
2873 (movei): Conditionalize on on operands 0 and 1 having the same
2874 register class.
2876 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2878 PR target/20277
2879 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2880 -mcpu to override any other explicitly given flags.
2882 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2884 * recog.c (verify_changes, confirm_change_group): New functions,
2885 broken out of apply_change_group.
2886 (apply_change_group): Use them.
2887 * recog.h (verify_change, confirm_change_group): Declare.
2888 * rtl.h (redirect_jump_2): Declare.
2889 * jump.c (redirect_exp, invert_exp): Delete.
2890 (invert_exp_1): Take second parameter. Return value. Changed caller.
2891 (redirect_jump_2): New function, broken out of redirect_jump.
2892 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2893 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2894 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2896 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2898 * varasm.c (named_section): Use xstrdup rather than doing it by
2899 hand.
2901 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2903 2005-03-02 Devang Patel <dpatel@apple.com>
2905 Undo PR tree-optimization/18815 fix.
2907 2005-03-02 Devang Patel <dpatel@apple.com>
2909 PR tree-optimization/18815
2910 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2911 loops with zero exit edges.
2913 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2915 * cfg.c (connect_src, connect_dest, disconnect_src,
2916 disconnct_dest): New.
2917 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2918 redirect_edge_pred): Use the new functions.
2920 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2921 free_dominance_info only when needed.
2923 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2925 PR target/20276
2926 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2927 (reg_or_sub_cint64_operand): Same.
2929 2005-03-02 Jeff Law <law@redhat.com>
2931 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2932 CFG_ALTERED in the main DOM iteration loop.
2934 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2936 PR c++/19916
2937 * varasm.c (initializer_constant_valid_p): Allow conversions
2938 between OFFSET_TYPEs. Tidy.
2940 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2942 * config/cris/cris.md ("return"): Remove epilogue delay list
2943 sanity check.
2945 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2947 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2948 for Thumb.
2949 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2951 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2953 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2954 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2955 config/m68k/m68k.c, config/mips/mips.h,
2956 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2957 doc/include/gcc-common.texi: Update copyright.
2959 PR middle-end/18029 and PR middle-end/18030
2960 * expr.c (optimize_bitfield_assignment_op): Add a special case
2961 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2963 * fold-const.c (fold_unary): New.
2964 (fold): Call fold_unary on unary expressions.
2966 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2968 * cgraph.h (struct cgraph_edge): Add prev_caller and
2969 prev_callee fields.
2970 (cgraph_node_remove_callees): Export.
2971 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2972 and prev_callee.
2973 (cgraph_edge_remove_callee): New function.
2974 (cgraph_edge_remove_caller): Likewise.
2975 (cgraph_remove_edge): Use.
2976 (cgraph_redirect_edge_callee): Likewise.
2977 (cgraph_node_remove_callees): New function.
2978 (cgraph_node_remove_callers): Likewise.
2979 (cgraph_remove_node): Use.
2980 * tree-optimize.c (tree_rest_of_compilation): Use
2981 cgraph_node_remove_callees instead of manual loop.
2982 * cgraphunit.c (cgraph_finalize_function): Likewise.
2983 (cgraph_expand_function): Likewise.
2984 (cgraph_remove_unreachable_nodes): Likewise.
2986 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2988 PR c/8927
2989 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2990 argument.
2991 * c-decl.c (undeclared_variable): Take location as argument.
2992 * c-typeck.c (build_external_ref): Likewise.
2993 * c-parser.c (c_parser_postfix_expression): Pass location of
2994 identifier to build_external_ref.
2996 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2998 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2999 CCEQ mode for branch_positive_comparison_operator test.
3000 * config/rs6000/predicates (branch_comparison_operator): Revert to
3001 define_predicate.
3002 (scc_comparison_operator): Same.
3003 (branch_positive_comparison_operator): Same.
3005 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
3007 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
3008 (cris_delay_slots_for_epilogue): Remove.
3009 (save_last): Move into cris_target_asm_function_epilogue.
3010 (cris_target_asm_function_epilogue): Remove tests for file being
3011 NULL.
3012 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
3013 (cris_delay_slots_for_epilogue): Remove prototypes.
3014 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
3015 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
3017 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3019 * config/rs6000/predicates.md (branch_comparison_operator): Change
3020 to define_special_predicate.
3021 (scc_comparison_operator): Same.
3022 (branch_positive_comparison_operator): Same.
3024 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3026 * Makefile.in (tree-ssa-sink.o): New.
3027 (OBJS-common): Add tree-ssa-sink.o.
3028 * common.opt: Add -ftree-sink
3029 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
3030 * timevar.def (TV_TREE_SINK): new timevar.
3031 * tree-flow.h (is_hidden_global_store): Prototype.
3032 * tree-optimize.c (init_tree_optimization_passes): Add
3033 pass_sink_code.
3034 * tree-pass.h (pass_sink_code): New.
3035 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
3036 for non-obvious global store store to is_hidden_global_store, and
3037 call that new function.
3038 * tree-ssa-sink.c: New file.
3039 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
3040 * doc/passes.texi: Document forward store motion.
3041 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
3042 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
3043 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
3044 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
3046 2005-03-01 Per Bothner <per@bothner.com>
3048 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
3049 and we have a non-zero column-number, add it to the message.
3050 Also factor out the diagnostic_kind_text.
3052 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3054 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3055 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3056 flow_loop_scan): Removed.
3057 (flow_loop_dump): Do not dump removed fields.
3058 (flow_loop_free): Do not free removed fields.
3059 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
3060 (loop_exit_edge_p): New function.
3061 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
3062 num_pre_header_edges, entry_edges, num_entries, exit_edges,
3063 num_exits, exits_doms.
3064 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
3065 LOOP_EDGES, LOOP_ALL): Removed.
3066 (flow_loop_scan): Declaration removed.
3067 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
3068 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
3069 flow_loops_find.
3070 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
3071 (if_convert): Call flow_loops_find and flow_loops_free
3072 when calling mark_loop_exit_edges.
3073 * cfgloopanal.c (mark_loop_exit_edges): Moved from
3074 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
3075 free_dominance_info calls.
3076 * loop-init.c (flow_loops_find): Ditto.
3077 * passes.c (rest_of_handle_branch_prob): Ditto.
3078 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
3079 * loop-unroll.c (analyze_insns_in_loop): Do not use
3080 EDGE_LOOP_EXIT.
3081 * predict.c (predict_loops): Do not call flow_loop_scan.
3082 Use get_loop_exit_edges.
3083 (tree_estimate_probability): Do not pass flags to flow_loops_find.
3084 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
3085 Do not use EDGE_LOOP_EXIT.
3086 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
3087 to bb_with_exit_edge_p.
3088 (if_convertible_loop_p): Do not call flow_loop_scan. Use
3089 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
3090 to bb_with_exit_edge_p.
3091 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
3092 EDGE_LOOP_EXIT.
3093 * tree-loop-linear.c (linear_transform_loops): Do not call
3094 flow_loop_scan. Use loop->single_exit.
3095 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
3096 (vect_analyze_loop_form): Do not call flow_loop_scan.
3097 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
3098 loop->single_exit.
3099 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
3100 loop->single_exit.
3101 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
3102 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3103 slpeel_tree_duplicate_loop_to_edge_cfg,
3104 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
3105 Use loop_preheader_edge and loop->single_exit. Do not call
3106 flow_loop_scan.
3108 2005-03-01 Nick Clifton <nickc@redhat.com>
3110 * config/arm/arm.c (thumb_find_work_register): Check all of the
3111 argument registers to see if they are free, and a couple of
3112 special cases where the last argument register but can be proved
3113 to be available during the function's prologue.
3114 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
3115 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
3116 thumb_unexpanded_epilogue): Use unsigned long as the type for the
3117 register bit-mask.
3118 (thumb_compute_save_reg_mask): Likewise. Also use
3119 thumb_find_work_register() to ensure that there is agreement about
3120 which work register is going to be used in the prologue.
3121 (thumb_output_function_prologue): Use unsigned long as the type
3122 for the register bit-mask. Also delay pushing the link register if
3123 other high registers are going to be pushed.
3124 (thumb_compute_save_reg_mask, emit_multi_reg_push,
3125 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
3126 redundant prototypes.
3128 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
3130 PR target/19819
3131 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
3132 and after reload in REG+REG indexed addresses without REG_POINTER
3133 set in the base and not set in the index.
3135 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3137 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
3138 Don't undefine here.
3139 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
3140 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
3141 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3142 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
3143 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
3144 Delete.
3145 * config.gcc (sh*-*-linux*): Use config/linux.h.
3147 2005-02-28 Dale Johannesen <dalej@apple.com>
3148 Stan Shebs <shebs@apple.com>
3150 Rewrite of 64-bit Darwin structure-by-value pass/return.
3151 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
3152 intoffset, use_stack, named.
3153 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
3154 (rs6000_darwin64_record_arg_advance_flush): New.
3155 (rs6000_darwin64_record_arg_advance_recurse): New.
3156 (rs6000_darwin64_record_arg_flush): New.
3157 (rs6000_darwin64_record_arg_recurse): New.
3158 (rs6000_darwin64_record_arg): New.
3159 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
3160 (function_arg_boundary): Handle 128-bit aligned structs.
3161 (function_arg_advance): Rewrite darwin64 struct handling.
3162 (function_arg): Call rs6000_darwin64_record_arg.
3163 (function_arg_partial_nregs): Handle darwin64 structs.
3164 (rs6000_darwin64_function_value): Remove.
3165 (rs6000_function_value): Call rs6000_darwin64_record_arg.
3167 2005-02-28 Roger Sayle <roger@eyesopen.com>
3169 PR tree-optimization/20216
3170 * tree-chrec.c (tree_fold_factorial): Delete.
3171 (tree_fold_binomial): Change argument list to take a return type
3172 and change the type of K to unsigned int. Rewrite to avoid explicit
3173 evaluation of factorials, and (recursively) calling fold to perform
3174 compile-time arithmetic. Return NULL on (internal) overflow.
3175 (chrec_evaluate): Change type of K to an unsigned int. Avoid
3176 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
3177 if any intermediate calculation overflows.
3178 (chrec_apply): Update call to chrec_evaluate.
3180 2005-02-28 James E Wilson <wilson@specifixinc.com>
3182 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
3184 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
3186 PR c/20245
3187 * c-parser.c (c_parser_compound_statement): Return error_mark_node
3188 instead of NULL_TREE on error.
3190 2005-02-28 David Edelsohn <edelsohn@gnu.org>
3192 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
3193 (EASY_VECTOR_15_ADD_SELF): Remove.
3194 (num_insns_constant_wide): Not static.
3195 (validate_condition_mode): Not static.
3196 (toc_relative_expr_p): Not static.
3197 (legitimate_indirect_address_p): Not static.
3198 (macho_lo_sum_memory_operand): Not static.
3199 (invalid_e500_subreg): Not static.
3200 (easy_vector_same): Not static.
3201 (easy_vector_splat_const): Not static.
3202 (RS6000_SYMBOL_REF_TLS_P): Remove.
3203 (any_operand): Delete.
3204 (any_parallel_operand): Delete.
3205 (count_register_operand): Delete.
3206 (altivec_register_operand): Delete.
3207 (xer_operand): Delete.
3208 (s8bit_cint_operand): Delete.
3209 (short_cint_operand): Delete.
3210 (u_short_cint_operand): Delete.
3211 (non_short_cint_operand): Delete.
3212 (exact_log2_cint_operand): Delete.
3213 (gpc_reg_operand): Delete.
3214 (cc_reg_operand): Delete.
3215 (cc_reg_not_cr0_operand): Delete.
3216 (reg_or_short_operand): Delete.
3217 (reg_or_neg_short_operand): Delete.
3218 (reg_or_aligned_short_operand): Delete.
3219 (reg_or_u_short_operand): Delete.
3220 (reg_or_cint_operand): Delete.
3221 (reg_or_arith_cint_operand): Delete.
3222 (reg_or_add_cint64_operand): Delete.
3223 (reg_or_sub_cint64_operand): Delete.
3224 (reg_or_logical_cint_operand): Delete.
3225 (got_operand): Delete.
3226 (got_no_const_operand): Delete.
3227 (easy_fp_constant): Delete.
3228 (easy_vector_constant): Delete.
3229 (easy_vector_constant_add_self): Delete.
3230 (zero_constant): Delete.
3231 (zero_fp_constant): Delete.
3232 (volatile_mem_operand): Delete.
3233 (offsettable_mem_operand): Delete.
3234 (mem_or_easy_const_operand): Delete.
3235 (add_operand): Delete.
3236 (non_add_cint_operand): Delete.
3237 (logical_operand): Delete.
3238 (non_logical_cint_operand): Delete.
3239 (mask_operand): Delete.
3240 (mask_operand_wrap): Delete.
3241 (mask64_operand): Delete.
3242 (mask64_2_operand): Delete.
3243 (and64_operand): Delete.
3244 (and64_2_operand): Delete.
3245 (and_operand): Delete.
3246 (reg_or_mem_operand): Delete.
3247 (lwa_operand): Delete.
3248 (symbol_ref_operand): Delete.
3249 (call_operand): Delete.
3250 (current_file_function_operand): Delete.
3251 (input_operand): Delete.
3252 (rs6000_nonimmediate_operand): Delete.
3253 (rs6000_tls_symbol_ref): Delete.
3254 (save_world_operation): Delete.
3255 (restore_world_operation): Delete.
3256 (load_multiple_operation): Delete.
3257 (store_multiple_operation): Delete.
3258 (vrsave_operation): Delete.
3259 (mfcr_operation): Delete.
3260 (mtcrf_operation): Delete.
3261 (lmw_operation): Delete.
3262 (stmw_operation): Delete.
3263 (branch_comparison_operator): Delete.
3264 (branch_positive_comparison_operator): Delete.
3265 (scc_comparison_operator): Delete.
3266 (trap_comparison_operator): Delete.
3267 (boolean_operator): Delete.
3268 (boolean_or_operator): Delete.
3269 (min_max_operator): Delete.
3270 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
3271 (EASY_VECTOR_15): Moved to here.
3272 (EASY_VECTOR_15_ADD_SELF): Move to here.
3273 (PREDICATE_CODES): Delete.
3274 * config/rs6000/rs6000-protos.h: Delete predicate functions.
3275 Declare functions no longer static.
3276 * config/rs6000/predicates.md: New.
3277 * config/rs6000/rs6000.md: Include predicates.md
3279 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
3281 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
3282 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
3283 REG_ALWAYS_RETURN.
3284 * cfgrtl.c (need_fake_edge_p): Likewise.
3285 * combine.c (distribute_notes): Likewise.
3286 * emit-rtl.c (try_split): Likewise.
3287 * recog.c (peephole2_opimize): Likewise.
3288 * reg-notes.def (ALWAYS_RETURN): Remove.
3289 * rtl.h (LCT_ALWAYS_RETURN): Remove.
3290 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
3291 * tree.h (ECF_ALWAYS_RETURN): Remove.
3293 2005-02-28 Roger Sayle <roger@eyesopen.com>
3295 PR middle-end/19874
3296 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
3297 between different machine modes is never a "useless" conversion.
3299 2005-02-28 Geert Bosch <bosch@gnat.com>
3301 PR ada/15977
3302 * doc/contrib.texi: List contributors for Ada front end
3304 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3306 * simplify-rtx.c (simplify_unary_operation_1,
3307 simplify_const_unary_operation): New, extracted from...
3308 (simplify_unary_operation): ... this one.
3309 (simplify_binary_operation_1,
3310 simplify_const_binary_operation): New, extracted from...
3311 (simplify_binary_operation): ... this one.
3312 * rtl.h (simplify_const_unary_operation,
3313 simplify_const_binary_operation): Add prototypes.
3315 2005-02-28 Julian Brown <julian@codesourcery.com>
3317 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
3318 building libjava and caused PR regression/20228.
3320 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
3322 PR bootstrap/17383
3323 * Makefile.in (host_subdir): New.
3324 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
3325 * configure: Regenerate.
3327 2005-02-27 Zack Weinberg <zack@codesourcery.com>
3329 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
3330 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
3331 installation directory first.
3333 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
3335 PR target/19065.
3336 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
3337 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
3338 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
3339 * config/cris/cris.md: Tweak comments referring to Q.
3340 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
3341 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
3342 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
3343 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
3344 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
3345 Insert spaces in constraints to align alternatives vertically for
3346 readability.
3347 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
3348 operand 1: "M".
3350 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3352 PR rtl-optimization/17728
3353 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
3354 operand 0 from general_operand to move_dest_operand.
3356 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3358 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
3359 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
3360 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
3361 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
3363 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
3365 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
3366 * configure: Regenerate.
3367 * libada-mk.in: Remove CC; rename
3368 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
3370 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
3372 PR tree-opt/20188
3373 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
3374 for the lhs, also walk over the tree. Likewise for rhs.
3376 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3378 * tree-ssa-dom.c (simple_iv_increment_p): New function.
3379 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
3380 Do not propagate value of iv before increment over the increment.
3382 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
3384 * c-parser.c: New file.
3385 * c-parse.in: Remove.
3386 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
3387 Remove.
3388 (c-parser.o): Add dependencies.
3389 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
3390 maintainer-clean, TAGS): Update.
3391 * c-config-lang.in (gtfiles): Update.
3392 * gengtype-lex.l: Don't handle "@@".
3393 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
3394 objc_build_synchronized, objc_begin_try_stmt,
3395 objc_begin_catch_clause, objc_finish_catch_clause,
3396 objc_build_finally_clause, objc_finish_try_stmt): New.
3397 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
3398 type_seen_p.
3399 (c_parse_init): Update comment.
3400 * c-decl.c (c_init_decl_processing): Update comment.
3401 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3402 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
3403 new c_declspecs members.
3405 2005-02-25 Julian Brown <julian@codesourcery.com>
3407 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3408 from being used for symbols with vague linkage when
3409 HAVE_GAS_COMDAT_GROUP is true.
3411 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3413 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
3415 2005-02-25 Steve Ellcey <sje@cup.hp.com>
3417 PR target/19930
3418 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
3419 (LIBGCC2_HAS_DF_MODE): New.
3420 (LIBGCC2_HAS_XF_MODE): New.
3421 (LIBGCC2_HAS_TF_MODE): New.
3422 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3423 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3424 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
3425 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
3426 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
3427 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
3428 and add _fixtfdi, _fixunstfdi, _floatditf
3429 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
3430 L_fixunstfdi, L_floatditf.
3431 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
3432 (LIBGCC2_HAS_TF_MODE): Define.
3434 2005-02-25 Diego Novillo <dnovillo@redhat.com>
3436 PR tree-optimization/20204
3437 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
3438 REWRITE_THIS_STMT markers on PHI nodes.
3439 (rewrite_initialize_block): Likewise.
3441 2005-02-25 Mark Mitchell <mark@codesourcery.com>
3443 * version.c (version_string): Update to 4.1.
3445 2005-02-25 Paolo Carlini <pcarlini@suse.de>
3447 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
3448 Clarify that the alternative way doesn't work in GNU C++.
3450 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3452 PR tree-optimization/19937
3453 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
3454 to the type of the induction variable.
3456 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
3458 PR rtl-optimization/20117
3459 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
3460 the block including noncopyable insn.
3462 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3464 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
3465 calls to find_reg_note.
3467 2005-02-24 Richard Henderson <rth@redhat.com>
3469 PR tree-opt/20127
3470 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
3471 the type.
3473 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3475 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
3476 vector types if to use base reg for misaligned non-word ld/std.
3478 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3480 PR target/14619
3481 * config/cris/cris.c (cris_target_asm_function_prologue): Create
3482 dwarf2 label manually and put it after, not before the prologue.
3484 2005-02-24 David Edelsohn <edelsohn@gnu.org>
3486 PR target/19019
3487 * reload.c (operands_match_p): Only increment register number for
3488 SCALAR_INT_MODE_P modes in multiple hard registers.
3490 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
3491 Fix formatting.
3493 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3495 * ChangeLog.5: Fix log message typo(s).
3496 * ChangeLog.7: Likewise.
3497 * ChangeLog.tree-ssa: Likewise.
3498 * cfgexpand.c: Fix comment typo(s).
3499 * conflict.c: Likewise.
3500 * defaults.h: Likewise.
3501 * dwarf2out.c: Likewise.
3502 * gcse.c: Likewise.
3503 * ggc-page.c: Likewise.
3504 * tree-eh.c: Likewise.
3505 * tree-ssa-dom.c: Likewise.
3507 2005-02-24 Jakub Jelinek <jakub@redhat.com>
3509 PR target/19019
3510 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
3511 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
3512 if SHARED is defined.
3514 PR target/20196
3515 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
3516 allow splitting only if operands 0 and 3 don't overlap.
3518 2005-02-24 Richard Henderson <rth@redhat.com>
3520 PR middle-end/19953
3521 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
3522 (fold_builtin_1): Call them.
3523 * fold-const.c (fold_complex_mult_parts): Split out from ...
3524 (fold_complex_mult): ... here. Fix typo in both imaginary case.
3525 (fold_complex_div_parts, fold_complex_div): New.
3526 (fold): Use them.
3527 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
3529 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3531 * tree-ssa-ccp.c (visit_assignment): Verify that result of
3532 VIEW_CONVERT_EXPR is_gimple_min_invariant.
3534 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
3535 (print_node): Likewise.
3536 Print TYPE_SIZES_GIMPLIFIED.
3538 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
3540 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
3541 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
3542 operands as commutative in constraints.
3544 2005-02-24 Diego Novillo <dnovillo@redhat.com>
3546 * tree-into-ssa.c: Re-organize internal functions.
3548 2005-02-24 Richard Henderson <rth@redhat.com>
3550 PR middle-end/18902
3551 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
3552 for c99.
3553 * common.opt (fcx-limited-range): New.
3554 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
3555 * toplev.c (flag_complex_method): Initialize to 1.
3556 (process_options): Set flag_complex_method to 0 if
3557 flag_cx_limited_range.
3558 * doc/invoke.texi (-fcx-limited-range): New.
3560 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
3562 * cse.c (delete_trivially_dead_insns): Speed up by using
3563 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
3564 prev_real_insn.
3566 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
3568 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
3569 functions when -mid-shared-library is being used.
3571 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3573 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
3574 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
3575 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
3576 * system.h: Poison LINK_LIBGCC_SPECIAL.
3578 2005-02-23 James E Wilson <wilson@specifixinc.com>
3580 * gengtype.c (note_insn_name): Make 1 element larger.
3582 2005-02-23 Roger Sayle <roger@eyesopen.com>
3584 PR target/20018
3585 PR rtl-optimization/20097
3586 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3587 BImode SUBREGs of SImode registers which confuse the ia64 backend.
3589 2005-02-23 David Edelsohn <edelsohn@gnu.org>
3591 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
3592 * t-aix52 (SHLIB_INSTALL): Same.
3594 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
3596 * genpreds.c: Update copyright.
3598 2005-02-23 Michael Beach <michaelb@ieee.org>
3600 PR target/20159
3601 * config/sparc/t-elf (startup files): Assemble with CPP.
3603 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
3605 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
3606 (write_predicate_expr): Likewise.
3608 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3610 PR tree-optimization/20100
3611 PR tree-optimization/20115
3612 * tree-optimize.c (init_tree_optimization_passes): Remove
3613 pass_maybe_create_global_var.
3614 * tree-pass.h (pass_maybe_create_global_var): Remove.
3615 * tree-ssa-alias.c (aliases_computed_p): Declare.
3616 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
3617 (count_calls_and_maybe_create_global_var): Remove.
3618 (pass_maybe_create_global_var): Remove.
3619 (init_alias_info): Do not declare aliases_computed_p.
3620 (maybe_create_global_var): If the function contains no
3621 call-clobbered variables and a mix of pure/const and regular
3622 function calls, create .GLOBAL_VAR.
3623 Mark all call-clobbered variables for renaming.
3624 (merge_pointed_to_info): Update comment.
3625 (add_pointed_to_var): Likewise.
3626 (is_escape_site): Likewise.
3627 Accept struct alias_info * instead of size_t *.
3628 Update all users.
3629 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
3630 as necessary.
3631 * tree-ssa-operands.c (get_call_expr_operands): If
3632 ALIASES_COMPUTED_P is false, do not add call-clobbering
3633 operands.
3634 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
3635 (delete_tree_ssa): Likewise.
3637 2005-02-22 James E Wilson <wilson@specifixinc.com>
3639 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
3640 (do_compile): Do call it here.
3642 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3644 PR rtl-optimization/20017.
3645 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
3646 rest_of_handle_cse2, rest_of_handle_gcse): Call
3647 delete_dead_jumptables immediately before calling cleanup_cfg.
3649 2005-02-22 Devang Patel <dpatel@apple.com>
3651 PR 19952
3652 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
3653 all labels
3655 2005-02-22 David Edelsohn <edelsohn@gnu.org>
3657 * config/rs6000/aix.h (WINT_TYPE): Define.
3659 2005-02-22 Stan Shebs <shebs@apple.com>
3661 * config/rs6000/rs6000.c (rs6000_override_options): Default to
3662 natural alignment for 64-bit Darwin.
3663 (rs6000_parse_alignment_option): Warn about uses of -malign-power
3664 on 64-bit Darwin.
3665 * doc/invoke.texi: Document this.
3667 2005-02-22 DJ Delorie <dj@redhat.com>
3669 * c-common.c (c_common_type_for_mode): Pass the mode's precision
3670 to make_[un]signed_type, not the mode itself.
3672 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
3674 * cfg.c (cached_make_edge): Call make_edge if edge cache is
3675 not available. Use tail calls wherever possible.
3676 (make_edge): Call unchecked_make_edge to create an edge.
3678 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
3679 (coalesce_ssa_name): Don't check for
3680 SSANORM_USE_COALESCE_LIST.
3681 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
3683 2005-02-22 Diego Novillo <dnovillo@redhat.com>
3685 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
3686 (rewrite_into_ssa): ... here.
3688 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
3690 PR tree-optimization/19786
3691 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
3692 tag to another's may-alias bitmap when adding to the other's list.
3694 2005-02-21 DJ Delorie <dj@redhat.com>
3696 * tree-ssa-loop-ivopts.c (computation_cost): Start register
3697 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
3698 registers in unsupported ways.
3699 * expmed.c (init_expmed): Likewise.
3701 2005-02-21 Stan Cox <scox@redhat.com>
3703 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
3705 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3707 * tree-cfg.c (fold_cond_expr_cond): New.
3708 (make_edges): Call fold_cond_expr_cond.
3709 (find_taken_edge): Accept nothing but INTEGER_CST.
3710 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
3711 and 1.
3712 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
3714 * flow.c (delete_dead_jumptables): Speed up by scanning insns
3715 that do not belong to any basic block.
3717 2005-02-21 Jeff Law <law@redhat.com>
3719 * cfganal.c (find_unreachable_blocks): Manually CSE load of
3720 e->dest.
3722 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
3724 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
3725 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
3726 Adjust their definitions.
3727 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
3728 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
3730 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
3731 genautomata.c, langhooks.c, langhooks.h, system.h,
3732 config/arm/lib1funcs.asm: Update copyright.
3734 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3736 * dbxout.c (dbxout_function_end): Emit Lscope label always.
3738 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
3740 PR bootstrap/13770
3741 * doc/install.texi: Document --with-gc.
3743 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3745 * simplify-rtx.c (simplify_unary_operation): Add a missing
3746 "break" statement.
3748 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3750 PR tree-optimization/18663
3751 * tree-ssa-dom.c (extract_range_from_cond): Return 0
3752 if the type has variable bounds.
3754 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3756 * gcse.c: Remove an obsolete comment.
3758 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
3760 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
3762 * doc/extend.texi (Function Attributes) <Attribute const>: The
3763 attribute "pure" is below this text, not above.
3765 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3767 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
3768 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
3769 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
3771 2005-02-20 Zack Weinberg <zack@codesourcery.com>
3773 PR 18785
3774 * langhooks.h (struct lang_hooks): Add to_target_charset.
3775 * langhooks.c (lhd_to_target_charset): New function.
3776 * langhooks-def.h: Declare lhd_to_target_charset.
3777 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3778 (LANG_HOOKS_INITIALIZER): Update.
3779 * c-common.c (c_common_to_target_charset): New function.
3780 * c-common.h: Declare it.
3781 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3782 c_common_to_target_charset.
3784 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3785 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3786 Delete definitions.
3787 * system.h: Poison them.
3788 * doc/tm.texi: Don't discuss them.
3789 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3790 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3791 (pp_c_char): Do not attempt to generate letter escapes for
3792 newline, tab, etc.
3793 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3794 * config/mips/mips.c (mips_output_ascii): Likewise.
3796 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3798 PR tree-optimization/19951
3799 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3800 is abnormal.
3802 2005-02-19 Steven Bosscher <stevenb@suse.de>
3804 PR middle-end/19698
3805 * function.h (struct function): New field `max_loop_depth'.
3806 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3807 (flow_loops_find): Reset the max loop depth count before finding loops.
3808 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3809 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3810 (calculate_global_regs_live): Make sure the loop will terminate
3811 when the initial sets are not empty.
3813 2005-02-19 Zack Weinberg <zack@codesourcery.com>
3815 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3816 object inside.
3817 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3819 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
3821 PR other/19525
3822 * doc/invoke.texi: Remove documentation of %M spec.
3823 * gcc.c: Likewise.
3824 (init_spec): Remove %M suffix from -lgcc_s.
3825 (do_spec_1): Remove 'M' case.
3826 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
3827 to put shared libraries in the multilib directory. Remove the
3828 shlib_so_soname substitution variable. Don't add a multilib encoding
3829 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3830 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3831 SHLIB_INSTALL as well as SHLIB_LINK.
3832 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3833 (SHLIB_NAME): Delete.
3834 (SHLIB_DIR): New macro.
3835 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3836 (SHLIB_INSTALL): Adjust accordingly.
3837 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3838 * config/t-slibgcc-sld: Likewise.
3839 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3840 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3841 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3842 in $(SHLIB_DIR).
3843 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3844 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3845 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3846 Use @shlib_base_name@ instead of @shlib_so_name@.
3847 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3848 and @shlib_base_name@.so in @multilib_dir@.
3849 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3850 to the install path.
3851 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3852 (SHLIB_LINK): Remove previous workaround.
3853 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3854 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3855 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3856 the install path.
3857 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3858 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3859 (SHLIB_INSTALL): Adjust accordingly.
3860 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3861 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3862 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3863 config/t-slibgcc-elf-ver.
3865 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3866 Jakub Jelinek <jakub@redhat.com>
3868 PR tree-optimization/19828
3869 * tree-ssa-loop-im.c: Add a TODO comment.
3870 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3871 without side-effects.
3873 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3875 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3876 call fold_convert.
3878 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3880 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3881 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3882 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3883 functions.
3884 (ia64_reorg): Delete fixup_errata call.
3885 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3886 (TARGET_SWITCHES): Delete -mb-step entry.
3888 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3890 PR c/20043
3891 * c-typeck.c (composite_type): Handle quals in transparent unions.
3892 (type_lists_compatible_p): Likewise.
3894 2005-02-18 Stan Shebs <shebs@apple.com>
3896 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3897 expressions in the .literal8 section.
3899 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3901 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3903 2005-02-18 Roger Sayle <roger@eyesopen.com>
3905 * fold-const.c (constant_boolean_node): Always create values of the
3906 specified type, don't bother calling truthvalue_conversion.
3908 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3910 * except.c (output_function_exception_table): Call
3911 assemble_external_libcall (eh_personality_libfunc).
3913 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3915 PR target/19886
3916 * config/ia64/ia64.h (struct machine_function): Add state_num.
3917 * config/ia64/ia64.c (process_epilogue,
3918 process_for_unwind_directive): Use new unwind state numbers each
3919 time rather than state 1.
3921 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3923 PR target/20054
3924 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3925 before the "*llgt_didi" pattern.
3927 2005-02-18 Jason Merrill <jason@redhat.com>
3929 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3931 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3933 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3934 (div0): Use it in place of ARM_FUNC_ALIAS.
3935 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3937 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3939 PR middle-end/20030
3940 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3941 access, the lower bound of the array type if it exists.
3943 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3945 PR c++/20008
3946 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3947 cases that are out-of-range for the index type.
3949 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3951 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3952 (estimate_case_costs): Don't call convert.
3953 * expmed.c (expand_shift): Likewise.
3954 (make_tree): Call fold_convert instead of convert.
3956 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3958 PR c++/19813
3959 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3960 that ref to be marked MEM_READONLY_P doesn't have base that needs
3961 constructing.
3963 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3965 * genautomata.c (output_get_cpu_unit_code_func,
3966 output_cpu_unit_reservation_p): Don't generate old-style function
3967 definitions.
3969 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3971 PR c++/20023
3972 PR tree-optimization/20009
3973 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3975 PR tree-optimization/18947
3976 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3977 inline, remove all nodes that are inlined into the extern inline
3978 being redefined.
3980 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3982 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3983 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3984 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3985 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3986 Update copyright.
3988 2005-02-17 Roger Sayle <roger@eyesopen.com>
3990 PR tree-optimization/19917
3991 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3992 to be potentially trapping.
3994 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3996 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3998 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
4000 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
4001 tem becomes a local variable which is set to the value of the
4002 back end defined INITIAL_FRAME_ADDRESS macro.
4003 (expand_builtin_frame_address): Omit the base parameter to
4004 expand_builtin_return_addr.
4005 (expand_builtin_profile_func): Likewise.
4006 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
4007 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
4008 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
4010 2005-02-17 Jakub Jelinek <jakub@redhat.com>
4012 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
4013 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
4014 * config/frv/frv.c (frv_function_epilogue): Likewise.
4016 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
4018 * lambda-code (perfect_nestify): Remove mark/unmark
4019 for rewriting hack.
4020 * tree-loop-linear.c (linear_transform_loops): Add
4021 rewrite_into_ssa call so that ssa is correct for
4022 rewriting into loop closed.
4024 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
4026 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
4027 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
4028 BITMAP_FREE.
4029 * bt-load.c (btr_def_live_range, combine_btr_defs,
4030 migrate_btr_def, migrate_btr_defs): Likewise.
4031 * cfgcleanup.c (thread_jump): Likewise.
4032 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
4033 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
4034 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
4035 df_rd_local_compute, df_reg_info_compute): Likewise.
4036 * dominance.c (init_dom_info, free_dom_info): Likewise.
4037 * flow.c (init_propagate_block_info,
4038 free_propagate_block_info): Likewise.
4039 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
4040 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
4041 modify_reg_pav): Likewise.
4042 * loop-invariant.c (find_defs, find_invariant_insn,
4043 find_invariants, free_inv_motion_data): Likewise.
4044 * predict.c (tree_predict_by_opcode,
4045 estimate_bb_frequencies): Likewise.
4046 * stmt.c (expand_case): Likewise.
4047 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
4048 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
4049 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
4050 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
4051 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
4052 rewrite_ssa_into_ssa): Likewise.
4053 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4054 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
4055 analyze_edges_for_bb, perform_edge_inserts): Likewise.
4056 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
4057 * tree-sra.c (tree_sra): Likewise.
4058 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
4059 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4060 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
4061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4062 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
4063 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
4064 Likewise.
4065 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
4066 calculate_live_on_entry, calculate_live_on_exit,
4067 build_tree_conflict_graph): Likewise.
4068 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
4069 record_important_candidates, set_use_iv_cost, find_depends,
4070 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
4071 tree_ssa_iv_optimize_finalize): Likewise.
4072 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
4073 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
4074 tree_duplicate_loop_to_header_edge): Likewise.
4075 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
4076 * tree-ssa.c (verify_flow_insensitive_alias_info,
4077 verify_name_tags, verify_ssa, init_tree_ssa,
4078 delete_tree_ssa): Likewise.
4079 * tree-ssanames.c (marked_ssa_names, init_ssanames,
4080 fini_ssanames): Likewise.
4081 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
4083 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
4085 * config/rs6000/t-rtems: Completely reworked.
4087 2005-02-17 Ira Rosen <irar@il.ibm.com>
4089 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
4091 2005-02-17 Ira Rosen <irar@il.ibm.com>
4093 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
4094 POINTER_TYPE_P when checking that type is a pointer.
4095 (vect_get_memtag): Remove.
4096 (vect_address_analysis): Use POINTER_TYPE_P. Call
4097 vect_object_analysis with dummy parameter for memtag.
4098 (vect_object_analysis): Extract memtag (functionality that
4099 used to be in vect_get_memtag and moved here). Fix printings.
4100 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
4101 with correct parameters. Remove call to vect_get_memtag.
4103 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
4105 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
4106 (tree-vectorizer.o): Added missing dependencies.
4108 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
4109 decleration.
4110 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
4111 declaration in tree-vectorizer.c, now has an extern declaration in
4112 tree-vectorizer.h).
4113 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4114 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4115 get_vectype_for_scalar_type, vect_is_simple_use,
4116 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4117 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
4118 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
4119 vectorizable_store, vectorizable_operation, vectorizable_assignment,
4120 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
4121 find_loop_location): Likewise.
4123 * tree-vectorizer.c (langhooks.h): #include removed.
4124 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
4125 moved to tree-vectorized.h.
4126 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4127 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
4128 get_vectype_for_scalar_type, vect_is_simple_use,
4129 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
4130 vect_supportable_dr_alignment, new_loop_vec_info,
4131 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
4132 vect_set_verbosity_level, find_loop_location): Likewise.
4134 (vect_analyze_loop): Function externalized. Declaration moved to
4135 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
4136 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
4137 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
4138 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
4139 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
4140 vect_enhance_data_refs_alignment, vect_analyze_operations,
4141 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
4142 vect_stmt_relevant_p, vect_get_loop_niters,
4143 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
4144 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
4145 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
4146 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
4147 vect_get_memtag): Likewise.
4149 (vectorizable_load): Function externalized. Declaration moved to
4150 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
4151 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
4152 vect_transform_loop): Likewise.
4153 (vect_transform_stmt): Moved to tree-vect-transform.c.
4154 (vect_align_data_ref, vect_create_destination_var,
4155 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
4156 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
4157 vect_get_vec_def_for_operand, vect_init_vector,
4158 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
4159 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
4160 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
4161 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
4162 vect_do_peeling_for_loop_bound): Likewise.
4164 * tree-vect-analyze.c: New file.
4165 * tree-vect-transform.c: New file.
4167 2005-02-17 Jason Merrill <jason@redhat.com>
4169 PR mudflap/19319, c++/19317
4170 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
4171 slot explicit.
4173 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
4175 * doc/install.texi (Specific): Update link for Darwin-specific
4176 tool binary site.
4178 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
4180 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
4181 constant_boolean_node.
4183 2005-02-16 David Edelsohn <edelsohn@gnu.org>
4185 PR target/19019
4186 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
4187 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
4189 2005-02-16 Richard Henderson <rth@redhat.com>
4191 PR 19920
4192 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
4193 with W_TYPE_SIZE.
4194 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
4195 replace uses with Wtype_MAXp1_F.
4196 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
4197 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
4198 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
4199 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
4200 and HAVE_TFMODE as appropriate.
4201 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
4202 (__floatdisf): Likewise.
4203 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
4204 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
4205 (Wtype_MAXp1_F): New.
4206 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
4207 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
4209 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
4211 * PR target/19162
4212 * arm.c (arm_apply_result_size): New function.
4213 * arm.h (APPLY_RESULT_SIZE): Define.
4214 * arm-protos.h (arm_apply_result_size): Add prototype.
4215 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
4216 (movxf): New expand.
4217 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
4218 (call_value_symbol): Remove predicate for operand 0.
4219 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
4220 (untyped_call): Rework to correclty return values for any type.
4221 (untyped_return): New expand.
4222 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
4224 2005-02-16 Stan Shebs <shebs@apple.com>
4226 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
4227 * config/rs6000/t-darwin8: New, for 64-bit multilib.
4229 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4231 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
4232 configure settings on Solaris 7 and later.
4234 2005-02-16 Diego Novillo <dnovillo@redhat.com>
4236 PR tree-optimization/19865
4237 * tree-optimize.c (init_tree_optimization_passes): Run
4238 pass_may_alias after pass_sra.
4240 2005-02-16 Richard Henderson <rth@redhat.com>
4241 Stuart Hastings <stuart@apple.com>
4243 PR debug/19521
4244 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
4245 Do nothing if debug info suppressed for this function.
4246 (dbxout_begin_function): Early exit if debug info suppressed for
4247 this function.
4249 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4251 PR target/20007
4252 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
4253 find_basic_blocks.
4254 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4256 PR tree-optimization/19967
4257 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
4258 expand_builtin_strchr, expand_builtin_strrchr): Take a new
4259 argument TYPE. Adjust calls to fold_builtin_XXX.
4260 (expand_builtin, fold_builtin_1): Adjust calls to
4261 expand_builtin_XXX.
4262 (fold_builtin_strchr, fold_builtin_strpbrk,
4263 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
4264 result to a requested type TYPE.
4266 2005-02-16 Jakub Jelinek <jakub@redhat.com>
4268 PR middle-end/19857
4269 * fold-const.c (fold): Don't optimize (T)(x & cst) to
4270 (T)x & (T)cst if (T)cst overflows.
4271 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
4272 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
4274 2005-02-15 Jeff Law <law@redhat.com>
4276 * gcse.c (blocks_with_calls): New bitmap.
4277 (alloc_gcse_mem): Allocate it.
4278 (free_gcse_mem): Free it.
4279 (clear_modifY_mem_tables): Clear it.
4280 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
4281 when we encounter CALL_INSNs.
4282 (compute_transp, case MEM): Handle blocks with calls separate
4283 from blocks without calls. Use bitmap iterators rather than
4284 FOR_EACH_BB.
4286 2005-02-15 Peter O'Gorman <peter@pogma.com>
4288 PR bootstrap/18810
4289 * mklibgcc.in (vis_hide): Use a temporary object file, not
4290 -o /dev/null.
4292 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
4294 PR target/19924
4295 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
4296 access optimization.
4298 2005-02-15 David Edelsohn <edelsohn@gnu.org>
4299 Alan Modra <amodra@bigpond.net.au>
4301 PR target/19019
4302 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
4303 (_xlqsub): Rename to __gcc_qsub.
4304 (_xlqmul): Rename to __gcc_qmul.
4305 (_xlqdiv): Rename to __gcc_qdiv.
4306 Provide versioned symbol aliases with old names.
4307 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
4308 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
4309 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
4310 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
4311 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
4313 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4315 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
4316 Fold ~(A - 1) and ~(A + -1) to -A.
4318 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
4320 PR pch/14940
4321 PR target/19300
4322 * config/host-linux.c (linux_gt_pch_use_address): Copy from
4323 config/pa/pa-host.c:pa_gt_pch_use_address.
4325 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
4327 * tree-vn.c (get_value_handle): Make sure that given an
4328 is_gimple_min_invariant expression, we always return it.
4330 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4332 * passes.c (rest_of_handle_gcse): Fix a comment.
4334 2005-02-15 Jeff Law <law@redhat.com>
4336 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
4337 bitmap.
4338 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
4339 (canon_list_insert, record_last_mem_set_info): Similarly.
4340 (clear_modify_mem_tables): Similarly.
4342 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
4344 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4345 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
4346 config/mips/mips.md, config/rs6000/aix.h,
4347 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
4349 2005-02-15 Richard Henderson <rth@redhat.com>
4351 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
4352 call to be best_edge.
4354 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4356 * basic-block.h: Adjust the prototype for find_basic_blocks.
4357 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
4358 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
4359 find_basic_blocks.
4361 * flow.c (recompute_reg_usage): Remove all arguments.
4362 * passes.c (rest_of_compilation): Adjust the call to
4363 recompute_reg_usage.
4364 * rtl.h: Adjust the prototype for recompute_reg_usage.
4366 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
4368 * tree-dump.c (dump_files): Update to reflect new member
4369 of dump_file_info.
4370 (dump_register): Add new argument.
4371 Set glob name.
4372 (dump_switch_p_1): Check against glob name if doglob was passed.
4373 (dump_switch_p): Check against regular first, then glob if
4374 we didn't have any hits on the dump name.
4375 * tree-optimize.c (register_one_dump_file):
4376 Pass in glob name as well.
4377 * tree-pass.h (struct dump_file_info): Add glob
4378 member.
4380 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
4382 PR preprocessor/16323
4383 * doc/invoke.texi: Document that -Wendif-labels is on by default.
4385 2005-02-14 David Edelsohn <edelsohn@gnu.org>
4387 PR target/19019
4388 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
4389 (trunctfdf2_internal1): New.
4390 (trunctfdf2_internal2): Renamed from trunctfdf2.
4392 2005-02-14 Diego Novillo <dnovillo@redhat.com>
4394 PR tree-optimization/19853
4395 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
4397 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
4399 * passes.c (rest_of_handle_loop_optimize): Remove calls to
4400 delete_dead_jumptables and cleanup_cfg.
4402 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
4404 * reload.c (find_reloads): Swap address_reloaded flags when
4405 swapping commutative operands.
4407 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
4409 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
4410 Use standard_iv_increment_position for computing the bsi position
4411 for create_iv.
4412 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
4413 the bsi position.
4415 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
4417 PR target/17428
4418 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
4419 life range of hard registers.
4420 * value-prof.c (insn_prefetch_values_to_profile): Only
4421 scan normal insns.
4423 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
4424 profile in libcalls.
4426 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
4428 * bitmap.h (bitmap_and_compl_into): Return bool.
4429 * bitmap.c (bitmap_and_compl_into): Return changed flag.
4431 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4433 PR tree-optimization/19944
4434 * fold-const.c (fold): Re-add ABS_EXPR folding.
4436 2005-02-13 David Edelsohn <edelsohn@gnu.org>
4438 PR target/19019
4439 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
4440 {TARGET,MASK}_XL_COMPAT.
4441 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
4442 MASK_XL_COMPAT.
4443 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
4444 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
4445 TARGET_XL_COMPAT.
4446 (rs6000_arg_partial_bytes): Same.
4447 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
4448 and XL compatibility enabled.
4449 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
4450 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
4451 test to final condition.
4452 (cmptf_internal2): New.
4453 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
4454 xl-compat. Add TFmode information to description.
4456 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
4458 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
4460 2005-02-13 Jason Merrill <jason@redhat.com>
4462 PR c++/16405
4463 * fold-const.c (fold_indirect_ref_1): Split out from...
4464 (build_fold_indirect_ref): Here.
4465 (fold_indirect_ref): New fn.
4466 * tree.h: Declare it.
4467 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
4468 (gimplify_modify_expr_rhs): Likewise.
4469 (gimplify_expr): Likewise.
4471 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
4473 PR tree-optimization/14303
4474 PR tree-optimization/15784
4475 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
4476 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
4477 ABS_EXPR<x> != 0 to x != 0.
4479 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
4481 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
4482 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
4483 spelling conventions.
4485 * passes.c (rest_of_handle_gcse): Don't run cse_main and
4486 delete_trivially_dead_insns too many times.
4488 * passes.c (rest_of_handle_gcse): Remove dead assignments to
4489 tem and tem2.
4491 2005-02-12 Ira Rosen <irar@il.ibm.com>
4493 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
4494 (vect_is_simple_iv_evolution): Remove redundant parameter
4495 and step check.
4496 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
4497 without last parameter.
4498 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
4499 Return pointer step. Call vect_is_simple_iv_evolution without
4500 last parameter. Check only that the step is multiple of size
4501 type. Remove stmt_vinfo updates.
4502 (vect_get_memtag_and_dr): Remove.
4503 (vect_get_memtag): New function.
4504 (vect_address_analysis): New function.
4505 (vect_object_analysis): New function.
4506 (vect_analyze_data_refs): Call vect_object_analysis and
4507 vect_get_memtag. Update stmt_vinfo fields.
4509 2005-02-12 Ira Rosen <irar@il.ibm.com>
4511 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
4512 exist and are objects. Remove checks for pointer.
4513 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
4514 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
4515 (vect_create_data_ref_ptr): Likewise.
4516 (vect_base_addr_differ_p): New function.
4517 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
4518 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
4519 Don't set the DR_BASE_NAME field of data-ref.
4520 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
4522 2005-02-12 Uros Bizjak <uros@kss-loka.si>
4524 * optabs.h (enum optab_index): Add new OTI_ldexp.
4525 (ldexp_optab): Define corresponding macro.
4526 * optabs.c (init_optabs): Initialize ldexp_optab.
4527 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
4528 patterns.
4529 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
4530 using ldexp_optab.
4531 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
4532 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
4534 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
4535 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
4536 intrinsics.
4538 2005-02-12 Ira Rosen <irar@il.ibm.com>
4540 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
4541 to base_address.
4542 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
4543 stmt_vec_info.
4544 (vect_get_base_and_offset): Always return an address.
4545 (vect_create_addr_base_for_vector_ref): Remove treatment for
4546 different data reference types.
4547 (vect_compute_data_ref_alignment): Rename base to base_address in
4548 stmt_vec_info. Get the object in order to force its alignment.
4549 (vect_get_memtag_and_dr): Rename base to base_address in
4550 stmt_vec_info. Extract the object for memtag analysis.
4552 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4554 PR regression/19898.
4555 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
4556 changes cc_status, use apply modified_in_p to part of cc_status
4557 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
4558 body.
4560 2005-02-11 Richard Henderson <rth@redhat.com>
4562 * tree-complex.c (expand_complex_libcall): New.
4563 (expand_complex_multiplication): Use it for c99 compliance.
4564 (expand_complex_division): Likewise.
4565 * fold-const.c (fold_complex_add, fold_complex_mult): New.
4566 (fold): Call them.
4567 * builtins.c (built_in_names): Remove const.
4568 * tree.c (build_common_builtin_nodes): Build complex arithmetic
4569 builtins.
4570 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
4571 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
4572 (built_in_names): Remove const.
4573 * c-common.c (c_common_type_for_mode): Handle complex modes.
4574 * flags.h, toplev.c (flag_complex_method): Rename from
4575 flag_complex_divide_method.
4576 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
4577 __mulsc3, __muldc3, __mulxc3, __multc3): New.
4578 * libgcc2.h: Declare them.
4579 * libgcc-std.ver: Export them.
4580 * mklibgcc.in (lib2funcs): Build them.
4582 2005-02-11 Steven Bosscher <stevenb@suse.de>
4584 PR tree-optimization/19876
4585 Partially revert my change from 2005-01-14
4586 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
4587 (compute_antic): ...and remove the loop here.
4589 2005-02-11 Jakub Jelinek <jakub@redhat.com>
4591 PR middle-end/19858
4592 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
4593 is number of inner's bits, avoid creating a BIT_FIELD_REF.
4595 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
4596 crtend.o if -pie. Use %{x:a;:b} spec syntax.
4598 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
4600 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
4601 offsets for the big-endian 32-bit case.
4603 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
4605 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4607 2005-02-11 Dale Johannesen <dalej@apple.com>
4609 * cselib.c (cselib_process_insn): Clear out regs where
4610 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
4611 * reload.c (find_equiv_reg): Ditto.
4613 2005-02-11 Ian Lance Taylor <ian@airs.com>
4615 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
4616 with no elements.
4618 * tree.c (build_function_type_list): Work correctly if there are
4619 no arguments.
4621 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
4623 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4624 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
4625 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
4626 TARGET_ZARCH instead of TARGET_64BIT.
4628 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
4630 * config/rs6000/t-rtems:
4631 (MULTILIB_OPTIONS): Remove mcpu=602.
4632 (MUTLILIB_DIRNAMES): Remove m602.
4633 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
4634 Let mcpu=602 match mcpu=603.
4635 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
4637 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4639 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
4640 signal trampolines.
4642 2005-02-10 David Daney <ddaney@avtrex.com>
4644 * config/alpha/linux-unwind.h: Add exception clause to copyright.
4645 * config/i386/linux-unwind.h: Likewise.
4646 * config/ia64/linux-unwind.h: Likewise.
4647 * config/mips/linux-unwind.h: Likewise.
4648 * config/pa/linux-unwind.h: Likewise.
4649 * config/rs6000/linux-unwind.h: Likewise.
4650 * config/s390/linux-unwind.h: Likewise.
4651 * config/sh/linux-unwind.h: Likewise.
4652 * config/sparc/linux-unwind.h: Likewise.
4654 2005-02-10 Steven Bosscher <stevenb@suse.de>
4656 PR tree-optimization/17549
4657 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
4658 TER to replace a DEF with its expression if the DEF and the
4659 rhs of the expression we replace into have the same root
4660 variable.
4662 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
4664 * config/mips/mips.md: Fix the placement of the match_scratch in the
4665 lea64 peephole2.
4667 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4669 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
4670 Fix comment typos.
4672 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
4674 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
4675 (strip_offset): Handle addresses.
4676 (add_address_candidates): Use strip_offset.
4677 (difference_cost): Reflect strip_offset change.
4678 (force_var_cost, difference_cost): Strip nops.
4680 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
4682 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
4684 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
4685 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
4686 config/cris/cris-protos.h, config/cris/cris.c: Update
4687 copyright.
4689 2005-02-10 Jeff Law <law@redhat.com>
4691 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
4692 (lookup_avail_expr): Similarly.
4694 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
4696 * builtins.c (fold_builtin_powi): New function.
4697 (fold_builtin_1): Call it.
4699 2005-02-10 Steven Bosscher <stevenb@suse.de>
4701 PR documentation/19309
4702 * doc/cpp.texi: The __GNUC__ and related predefined macros
4703 are also defined for the "standalone" cpp.
4704 Some non-GCC compilers may also define __GNUC__.
4706 2005-02-10 Jakub Jelinek <jakub@redhat.com>
4708 PR c/19342
4709 * c-typeck.c (common_type): New routine. Old common_type renamed
4710 to...
4711 (c_common_type): ...this.
4712 (build_conditional_expr, build_binary_op): Use c_common_type instead
4713 of common_type.
4715 2005-02-10 Steven Bosscher <stevenb@suse.de>
4717 * doc/md.texi: Replace @samp{length} with @code{length}.
4719 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4721 PR tree-optimization/18687
4722 * tree-flow.h (find_loop_niter): Declare.
4723 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
4724 Try using scev even for loops with more than one exit.
4725 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
4726 (struct ivopts_data): Added niters field.
4727 (struct nfe_cache_elt): New.
4728 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
4729 functions.
4730 (tree_ssa_iv_optimize_init): Initialize niters cache.
4731 (determine_number_of_iterations): Removed.
4732 (find_induction_variables): Do not call determine_number_of_iterations.
4733 Access niters for single exit through niter_for_single_dom_exit.
4734 (add_iv_outer_candidates): Access niters for single exit through
4735 niter_for_single_dom_exit.
4736 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
4737 number_of_iterations_cond.
4738 (iv_period): New function.
4739 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
4740 (may_replace_final_value): Take data argument. Use
4741 niter_for_single_dom_exit.
4742 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
4743 (rewrite_use_compare): Pass data to may_eliminate_iv.
4744 (rewrite_use_outer): Pass data to may_replace_final_value.
4745 (free_loop_data): Clean up the niters cache.
4746 (tree_ssa_iv_optimize_finalize): Free the niters cache.
4747 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
4748 * tree-ssa-loop-niter.c (find_loop_niter): New function.
4749 (find_loop_niter_by_eval): Use tree_int_cst_lt.
4750 (num_ending_zeros): Moved to tree.c.
4751 * tree.h (num_ending_zeros): Declare.
4752 * tree.c (num_ending_zeros): Moved from tree.c.
4754 2005-02-09 Richard Henderson <rth@redhat.com>
4756 * builtins.c (DEF_BUILTIN): Add COND argument.
4757 * tree.h (DEF_BUILTIN): Likewise.
4758 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
4759 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
4760 match.
4761 (DEF_BUILTIN_STUB): New.
4762 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
4763 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
4764 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
4765 * c-common.c (DEF_BUILTIN): Add COND argument.
4766 * tree.c (local_define_builtin): New.
4767 (build_common_builtin_nodes): New.
4769 2005-02-09 Roger Sayle <roger@eyesopen.com>
4771 * fold-const.c (fold_strip_sign_ops): New function to simplify a
4772 floating point expression ignoring the sign of the result.
4773 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
4774 (fold) <MULT_EXPR>: Use it to simplify x*x.
4775 * tree.h (fold_strip_sign_ops): Prototype here.
4776 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
4777 argument. Use fold_strip_sign_ops to simplify the first argument.
4778 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
4779 first argument when the second argument is an even integer
4780 constant, but only with -funsafe_math_optimizations.
4781 (fold_builtin_1): Update call to fold_builtin_copysign.
4783 2005-02-09 Ian Lance Taylor <ian@airs.com>
4785 PR middle-end/19583
4786 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
4787 just check whether EH_FILTER_FAILURE falls through.
4789 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
4791 * gcc/haifa-sched.c (schedule_block): Make queued sched group
4792 insns return to ready list in the next turn.
4794 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4796 PR middle-end/19402
4797 * builtins.def: New __builtin_powi[lf].
4798 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
4799 (expand_builtin_powi): New function.
4800 (expand_builtin): Dispatch to expand_builtin_powi.
4801 * libgcc2.h: Add prototypes for __builtin_powi[lf].
4802 * libgcc2.c: Add __builtin_powi[lf] implementation.
4803 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
4804 * optabs.h: Add powi_optab.
4805 * optabs.c (init_optabs): Initialize powi_optab.
4806 * doc/extend.texi: Document __builtin_powi[lf].
4808 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
4810 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
4811 exists.
4813 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
4815 PR middle-end/19854
4816 * fold-const.c (try_move_mult_to_index): Remove redundant
4817 type argument. Create ADDR_EXPR with correct type.
4818 (fold): Update callers of try_move_mult_to_index. Convert
4819 result to the appropriate type.
4821 2005-02-09 Roger Sayle <roger@eyesopen.com>
4823 PR target/19597
4824 * config/avr/avr.c (default_rtx_costs): Delete.
4825 (avr_operand_rtx_cost): New function.
4826 (avr_rtx_costs): Completely rewrite.
4828 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4830 PR target/19806
4831 * config/cris/cris.c (in_code): New variable.
4832 (cris_output_addr_const): Now a static function, a wrapper for
4833 output_addr_const.
4834 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4835 case from old cris_output_addr_const.
4836 (cris_asm_output_label_ref): Similar for LABEL_REF.
4837 (cris_output_addr_const_extra): Similar for UNSPEC.
4838 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4839 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4840 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4841 declaration.
4842 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4843 (cris_asm_output_label_ref): Declare.
4845 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4847 PR preprocessor/19801
4848 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4849 filenames that changed when libcpp was moved to the toplevel.
4851 2005-02-07 Roger Sayle <roger@eyesopen.com>
4853 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4854 zero extensions of BImode operands. Call lowpart_subreg instead
4855 of gen_lowpart_common and gen_lowpart_SUBREG.
4857 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4859 PR ada/19489
4860 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4861 * configure.ac: Set cc_for_cross_gnattools.
4862 * configure: Regenerate.
4864 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4866 PR target/19803
4867 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4869 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4871 PR debug/19327
4872 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4873 of nested functions.
4875 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4877 * doc/extend.texi: Document deprecated extensions allowing
4878 static floating-point members to have initializers and allowing
4879 floating-point literals in integral constant expressions.
4881 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4883 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4884 config/darwin7.h, config/mips/mips.c,
4885 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4886 Update copyright.
4888 * cse.c: Update comments.
4890 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4892 PR middle-end/19775
4893 * builtins.c (fold_builtin_sqrt): Transform
4894 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4895 pow(x,y*0.5).
4897 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4898 Dorit Naishlos <dorit@il.ibm.com>
4900 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4901 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4902 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4903 was added.
4904 * tree.h (vect_set_verbosity_level): New extern function declaration
4905 added.
4906 * tree-vectorizer.h (verbosity_levels): New enum type.
4907 * tree-vectorizer.c (vect_debug_stats): Function removed.
4908 (vect_debug_details): Likewise.
4909 (vect_verbosity_level): Global variable was defined and initialized.
4910 (vect_dump): Global variable definition.
4911 (vect_print_dump_info): New function.
4912 (vect_set_dump_settings): New function.
4913 (vect_set_verbosity_level): New function.
4914 (vectorize_loops): Add call to vect_set_dump_settings.
4916 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4917 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4918 (slpeel_tree_peel_loop_to_edge): Likewise.
4920 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4921 appropriate verbosity level instead of call to vect_debug_details
4922 or vect_debug_stats.
4923 (vect_get_base_and_offset):
4924 (vect_create_addr_base_for_vector_ref):
4925 (get_vectype_for_scalar_type):
4926 (vect_create_data_ref_ptr):
4927 (vect_init_vector):
4928 (vect_get_vec_def_for_operand):
4929 (vect_finish_stmt_generation):
4930 (vectorizable_assignment):
4931 (vectorizable_operation):
4932 (vectorizable_store):
4933 (vectorizable_load):
4934 (vect_transform_stmt):
4935 (vect_update_ivs_after_vectorizer):
4936 (vect_do_peeling_for_loop_bound):
4937 (vect_update_inits_of_drs):
4938 (vect_do_peeling_for_alignment):
4939 (vect_transform_loop):
4940 (vect_is_simple_use):
4941 (vect_analyze_operations):
4942 (vect_is_simple_iv_evolution):
4943 (vect_analyze_scalar_cycles):
4944 (vect_analyze_data_ref_dependence):
4945 (vect_analyze_data_ref_dependences):
4946 (vect_compute_data_ref_alignment):
4947 (vect_enhance_data_refs_alignment):
4948 (vect_analyze_data_refs_alignment):
4949 (vect_analyze_data_ref_access):
4950 (vect_analyze_data_ref_accesses):
4951 (vect_analyze_pointer_ref_access):
4952 (vect_get_memtag_and_dr):
4953 (vect_analyze_data_refs):
4954 (vect_mark_relevant):
4955 (vect_stmt_relevant_p):
4956 (vect_mark_stmts_to_be_vectorized):
4957 (vect_can_advance_ivs_p):
4958 (vect_get_loop_niters):
4959 (vect_analyze_loop_form):
4960 (vect_analyze_loop):
4961 (vectorize_loops): Likewise.
4963 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4964 (vect_update_inits_of_drs):
4965 (vect_do_peeling_for_alignment):
4966 (vect_transform_loop):
4967 (vect_analyze_operations):
4968 (vect_analyze_scalar_cycles):
4969 (vect_analyze_data_ref_dependences):
4970 (vect_analyze_data_refs_alignment):
4971 (vect_analyze_data_ref_accesses):
4972 (vect_analyze_data_refs):
4973 (vect_mark_stmts_to_be_vectorized):
4974 (vect_get_loop_niters):
4975 (vect_analyze_loop_form):
4976 (vect_analyze_loop): Likewise.
4977 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4979 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4981 PR bootstrap/19796
4982 Revert:
4983 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4984 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4985 either -ffast-math or -funsafe-math-optimizations is in use.
4987 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4988 * config/mips/irix-csr.c: New file.
4989 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4990 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4991 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4992 executables.
4994 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4996 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4997 redundant, incorrect definitions.
4999 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
5000 expand.
5001 ("*tls_indirect_call"): New, reference hard regs directly.
5002 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
5004 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5006 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
5007 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
5009 2005-02-06 Roger Sayle <roger@eyesopen.com>
5011 PR rtl-optimization/19800
5012 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
5013 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
5014 gen_lowpart.
5016 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
5018 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5020 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
5022 PR other/17135
5023 * doc/invoke.texi: Correct documentation of -freorder-functions.
5025 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5027 PR other/14402
5028 * doc/invoke.texi: Don't mention gccbug.
5030 2005-02-06 Roger Sayle <roger@eyesopen.com>
5031 Andrew Pinski <pinskia@physics.uc.edu>
5032 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5034 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5035 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
5036 into just (zero_extract:SI FOO (const_int 1) BAR).
5038 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5040 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
5041 macro locally. Don't give last revision date. Use GCC version
5042 number from gcc-common.texi.
5043 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
5044 revision date. Use GCC version number from gcc-common.texi.
5045 Describe being a library as current state rather than as 3.x
5046 history.
5047 * doc/gcc.texi: Remove last update date.
5048 * doc/gccint.texi: Likewise. Update copyright dates.
5049 * doc/install.texi: Update copyright dates.
5051 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
5053 PR other/7549
5054 * doc/invoke.texi: Mention for each option included in -Wall that
5055 it is included in -Wall.
5056 * doc/gcc.texi: Update copyright and last modification date.
5058 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5060 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
5061 unnecessary cast to original induction variable increments.
5063 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5065 PR tree-optimization/18219
5066 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
5067 in distributed form.
5069 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
5071 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
5072 Set bitpos and offset later in the function. Do nothing if the
5073 target is a register and if the bitfield lies completely outside
5074 that register.
5075 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
5076 here. Return an uninitialised register if the source value is stored
5077 in a register and the bitfield lies completely outside that register.
5079 2005-02-06 Steven Bosscher <stevenb@suse.de>
5081 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
5082 not SET_DEST.
5084 2005-02-06 Marcin Dalecki <martin@dalecki.de>
5086 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
5088 2005-02-06 Geoffrey Keating <geoffk@apple.com>
5090 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
5091 * config/darwin8.h: New.
5092 * config/darwin7.h: Update comment.
5094 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5095 Dorit Naishlos <dorit@il.ibm.com>
5097 * tree-vectorizer.h (LOC): New type.
5098 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
5099 (loop_line_number): New field in struct _loop_vec_info.
5100 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
5102 * tree-vectorizer.c (input.h): Included.
5103 (find_loop_location): New function.
5104 (vect_debug_stats): Argument changed from loop to LOC. Computation of
5105 loop line number removed.
5106 (vect_debug_details): Likewise.
5107 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
5109 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
5110 call to vect_debug_details/stats changed from loop to loop_loc.
5111 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
5112 (slpeel_tree_peel_loop_to_edge): Likewise.
5114 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
5115 changed from NULL to UNKNOWN_LOC.
5116 (vect_get_base_and_offset):
5117 (vect_create_addr_base_for_vector_ref):
5118 (get_vectype_for_scalar_type):
5119 (vect_create_data_ref_ptr):
5120 (vect_init_vector):
5121 (vect_get_vec_def_for_operand):
5122 (vect_finish_stmt_generation):
5123 (vectorizable_assignment):
5124 (vectorizable_operation):
5125 (vectorizable_store):
5126 (vectorizable_load):
5127 (vect_transform_stmt):
5128 (vect_update_ivs_after_vectorizer):
5129 (vect_do_peeling_for_loop_bound):
5130 (vect_do_peeling_for_alignment):
5131 (vect_transform_loop):
5132 (vect_is_simple_use):
5133 (vect_analyze_operations):
5134 (vect_is_simple_iv_evolution):
5135 (vect_analyze_scalar_cycles):
5136 (vect_analyze_data_ref_dependences):
5137 (vect_compute_data_ref_alignment):
5138 (vect_enhance_data_refs_alignment):
5139 (vect_analyze_data_ref_access):
5140 (vect_analyze_data_ref_accesses):
5141 (vect_analyze_pointer_ref_access):
5142 (vect_get_memtag_and_dr):
5143 (vect_analyze_data_refs):
5144 (vect_mark_relevant):
5145 (vect_stmt_relevant_p):
5146 (vect_mark_stmts_to_be_vectorized):
5147 (vect_can_advance_ivs_p):
5148 (vect_get_loop_niters):
5149 (vect_analyze_loop):
5150 (vectorize_loops): Likewise.
5152 (vectorizable_load): Argument in call to vect_debug_details/stats
5153 changed from loop to LOOP_LOC (loop_vinfo).
5154 (vect_transform_loop):
5155 (vect_analyze_operations):
5156 (vect_analyze_scalar_cycles):
5157 (vect_analyze_data_ref_dependence):
5158 (vect_enhance_data_refs_alignment):
5159 (vect_analyze_data_ref_accesses):
5160 (vect_analyze_pointer_ref_access):
5161 (vect_analyze_data_refs):
5162 (vect_analyze_loop): Likewise.
5164 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
5165 changed from loop to loop_loc.
5167 (vect_enhance_data_refs_alignment): Removed unused variable loop.
5169 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
5170 Dorit Naishlos <dorit@il.ibm.com>
5172 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
5173 declaration added.
5174 (vect_analyze_data_ref_dependences): Likewise.
5176 (vect_is_simple_use): Argument changed from loop structure to
5177 loop_vect_info structure.
5178 (vect_can_advance_ivs_p): Likewise.
5179 (vect_create_index_for_vector_ref): Likewise.
5180 (vect_update_ivs_after_vectorizer): Likewise.
5181 (new_stmt_vec_info): Likewise.
5183 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
5184 changed from loop to loop_vinfo.
5185 (vect_create_data_ref_ptr): First argument in call to
5186 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
5187 (vectorizable_assignment): Second argument in call to vect_is_simple_use
5188 was changed from loop to loop_vinfo.
5189 (vectorizable_operation): Likewise.
5190 (vectorizable_store): Likewise.
5191 (vect_mark_stmts_to_be_vectorized): Likewise.
5192 (vect_do_peeling_for_loop_bound): First argument in call to
5193 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
5194 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
5195 was changed from loop to loop_vinfo.
5196 (vect_analyze_data_ref_dependences): Third argument in call to
5197 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
5199 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
5200 (vect_create_data_ref_ptr): Likewise.
5201 (vect_init_vector): Likewise.
5202 (vect_get_vec_def_for_operand): Likewise.
5203 (vectorizable_assignment): Likewise.
5204 (vectorizable_operation): Likewise.
5205 (vectorizable_store): Likewise.
5206 (vectorizable_load): Likewise.
5207 (vect_update_ivs_after_vectorizer): Likewise.
5208 (vect_is_simple_use): Likewise.
5209 (vect_analyze_data_ref_dependence): Likewise.
5210 (vect_analyze_pointer_ref_access): Likewise.
5211 (vect_can_advance_ivs_p): Likewise.
5213 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
5214 before _stmt_vec_info.
5215 (_stmt_vec_info): Loop field replaced by loop_vec_info.
5216 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
5217 (new_stmt_vec_info): Argument changed from loop structure to
5218 loop_vect_info structure
5220 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
5221 (vect_analyze_offset_expr): Avoid 80 columns overflow.
5222 (vect_create_addr_base_for_vector_ref): Likewise.
5223 (vect_analyze_pointer_ref_access): Likewise.
5225 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5227 PR tree-opt/19768
5228 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
5229 phi flag if the phi is abnormal.
5231 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
5233 PR tree-opt/19736
5234 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
5235 information for the new statement.
5237 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5239 PR driver/19117
5240 * gcc.c (main): Include the target in -v output.
5242 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
5244 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
5245 Do not drop the extend if we'd have to add a paradoxical subreg
5246 later. Include optabs.h and insn-codes.h.
5247 * Makefile.in (combine.o): Depend on $(OPTABS_H).
5249 2005-02-02 Roger Sayle <roger@eyesopen.com>
5251 PR middle-end/19405
5252 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
5253 * fold-const.c (const_binop): Avoid constant folding floating
5254 point operations in modes that use composite representations.
5255 * simplify-rtx.c (simplify_binary_operation): Likewise.
5257 2005-02-02 Geoffrey Keating <geoffk@apple.com>
5259 * config/rs6000/altivec.md (altivec_dst): Make the first operand
5260 a REG, not a MEM.
5261 (altivec_dstt): Likewise.
5262 (altivec_dstst): Likewise.
5263 (altivec_dststt): Likewise.
5264 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
5265 of first operand.
5267 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5269 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
5270 EXPR_LOCUS from orig_cond to the new cond_stmt.
5271 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
5272 the new vec_stmt.
5274 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5276 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
5277 standard_iv_increment_position. Remove call to bsi_next
5278 (no need to bump the iterator anymore).
5279 (vect_create_index_for_vector_ref): Call
5280 standard_iv_increment_position. Remove second function argument.
5281 (vect_finish_stmt_generation): Remove call to bsi_next
5282 (no need to bump the iterator anymore).
5283 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
5284 to vect_create_index_for_vector_ref.
5286 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
5288 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
5289 phis are used out of the loop.
5291 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
5293 PR c/17807
5294 * c-decl.c (undef_nested_function): New variable.
5295 (pop_scope): Diagnose undefined nested functions.
5296 (finish_function): Don't attempt cgraph processing or genericizing
5297 if current top-level function contained an undefined nested
5298 function. Reset undef_nested_function at the end of a top-level
5299 function.
5301 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
5303 * tree.c (build_int_cst_type): Take sign of the value into account
5304 when deciding whether sign extend the value.
5306 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5308 PR c/18502
5309 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
5310 (cpp_options, cc1_options): Change %{std*&ansi} to
5311 %{std*&ansi&trigraphs}.
5313 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5315 * cse.c: Update comments.
5317 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
5319 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
5320 arguments go on the stack. Do not put complex doubles in odd/even
5321 pairs.
5323 2005-02-02 Steven Bosscher <stevenb@suse.de>
5325 * doc/invoke.texi: Update the options enabled at -O1, -O2,
5326 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5327 -ftree-pre, and -fthread-jumps.
5329 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
5331 PR tree-optimization/19578
5332 * tree-flow.h (modified_noreturn_calls): Declare.
5333 (noreturn_call_p): Declare.
5334 * tree-flow-inline.h (noreturn_call_p): New function.
5335 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
5336 * tree-cfg.c (modified_noreturn_calls): New variable.
5337 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
5338 that contain a mid-block noreturn call.
5339 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
5341 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
5343 * df.c (df_def_record_1, df_uses_record): Don't use
5344 DF_FOR_REGALLOC.
5345 * df.h (DF_FOR_REGALLOC): Remove.
5347 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5349 PR c/19435
5350 * c-typeck.c (really_start_incremental_init): Reset
5351 constructor_max_index for arrays of incomplete type.
5353 2005-02-02 Jeff Law <law@redhat.com>
5355 * gcse.c (struct reg_set): Store the block index where the register
5356 was set rather than the setting insn.
5357 (record_one_set, compute_transp): Corresponding changes.
5358 (pre_insert_copy_insn): Do not call replace_one_set.
5359 (replace_one_set): Remove.
5361 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
5363 PR other/15514
5364 * doc/gcov.texi: Fix typo.
5366 2005-02-01 Richard Henderson <rth@redhat.com
5368 PR target/19680
5369 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
5370 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
5371 type to bool.
5372 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
5373 * config/i386/i386-protos.h: Update.
5375 2005-02-01 Steven Bosscher <stevenb@suse.de>
5377 PR tree-optimization/19217
5378 * tree-cfg.c (verify_expr): Use the data field to see if TP was
5379 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
5380 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
5381 that it is walking a PHI node.
5383 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
5385 * doc/extend.texi (Nested Functions): Update.
5387 2005-02-01 Richard Henderson <rth@redhat.com>
5389 PR 19696
5390 * optabs.c (expand_copysign_absneg): Export.
5391 * optabs.h (expand_copysign_absneg): Declare.
5392 * config/rs6000/rs6000.md (copysigntf3): New.
5394 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5396 PR tree-optimization/19633
5397 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5398 * tree-ssa-alias.c (init_alias_info): Initialize.
5399 (merge_pointed_to_info): Set.
5400 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
5401 (dump_points_to_info_for): Show value of pt_null.
5402 (struct count_ptr_d): Declare.
5403 (find_ptr_dereference): Remove.
5404 (ptr_is_dereferenced_by): Remove.
5405 (count_ptr_derefs): New local function.
5406 (count_uses_and_derefs): New local function.
5407 (compute_points_to_and_addr_escape): Call it. If the number
5408 of dereferences is greater than zero, mark the pointer as
5409 dereferenced. If there are fewer dereferences than uses of
5410 the pointer, the pointer's value escapes.
5412 2005-02-01 Diego Novillo <dnovillo@redhat.com>
5414 PR tree-optimization/19670
5415 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
5416 here...
5417 (verify_use): ... set it here, instead.
5419 2005-02-01 Janis Johnson <janis187@us.ibm.com>
5421 * doc/sourcebuild.texi (Test directives): Fix formatting.
5423 * doc/sourcebuild.texi (Test directives): Describe selector
5424 expressions.
5426 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
5428 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
5429 specific 64-bit CPUs.
5431 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
5433 PR target/16201
5434 * arm.c (arm_eliminable_register): New function.
5435 (adjacent_mem_locations): Don't allow eliminable registers. Use
5436 HOST_WIDE_INT for address offsets.
5437 * arm-protos.h (arm_eliminable_register): Add prototype.
5439 2005-02-01 Steven Bosscher <stevenb@suse.de>
5441 PR optimization/15242
5442 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
5443 * basic-block.h (duplicate_computed_gotos): Add prototype.
5444 * bb-reorder.c (duplicate_computed_gotos): New function to
5445 duplicate sufficiently small blocks ending in a computed jump.
5446 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
5447 if not optimizing for size.
5448 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
5449 never do tail merging for blocks ending in a computed jump.
5450 * doc/invoke.texi: Document the max-goto-duplication-insns param.
5452 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
5454 Patch from Richard Sandiford <rsandifo@redhat.com>
5455 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
5456 from inheriting a subreg equivalence with a non-spill register.
5458 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
5460 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
5462 * config/frv/frv.c (movcc_fp_destination_operand): New.
5463 (gpr_or_memory_operand): Fix typo in comment.
5464 (gpr_or_memory_operand_with_scratch): New.
5465 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
5466 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
5467 movcc_fp_destination_operand.
5468 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
5469 Legitimize memory addresses using a scratch register.
5471 2005-01-31 Jeff Law <law@redhat.com>
5473 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
5474 bitmap a sparse bitmap instead of a simple bitmap.
5475 (mark_def_sites_initialize_block): Corresponding changes.
5476 (ssa_mark_def_sites_initialize_block): Likewise.
5477 (ssa_mark_phi_uses): Likewise.
5478 (mark_def_site, ssa_mark_def_sites): Likewise.
5479 (mark_def_site_blocks): Likewise.
5480 (rewrite_ssa_into_ssa): Likewise.
5482 * tree-ssa-dom.c (record_cond): Pass correct variable type
5483 for last argument to htab_find_slot_with_hash.
5485 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
5486 effects when optimizing 0 % X. Do not try to optimize X % 0.
5488 2005-01-31 James E. Wilson <wilson@specifixinc.com>
5490 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
5491 1_mmalua.
5493 2005-02-01 Eric Christopher <echristo@redhat.com>
5495 * config/mips/mips.c (override_options): Warn if -mint64
5496 is used.
5497 * doc/invoke.texi (MIPS Options): Document that -mint64 is
5498 deprecated.
5500 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
5502 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
5503 timestamp.
5504 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
5505 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
5506 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
5507 (cached_regno): Initialize to INVALID_REGNUM.
5508 (cse_reg_info_table_size,
5509 cse_reg_info_table_first_uninitialized,
5510 cse_reg_info_timestamp): New.
5511 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
5512 get_cse_reg_info.
5513 (init_cse_reg_info, get_cse_reg_info_1): New.
5514 (get_cse_reg_info): Cache the last look-up.
5515 (new_basic_block): Update the code to clear mappings from
5516 registers to cse_reg_info entries.
5517 (cse_main): Call init_cse_reg_info.
5519 * cse.c (get_cse_reg_info): Update a comment.
5521 2005-01-31 Steven Bosscher <stevenb@suse.de>
5523 PR c/19333
5524 * c-decl.c (start_decl): Do not warn about arrays of elements with
5525 an incomplete type here.
5526 (grokdeclarator): Do it here by making a pedwarn an error.
5527 * c-typeck.c (push_init_level): If there were previous errors with
5528 the constructor type, do not warn about braces for initializers.
5529 (process_init_element): Likewise for excess initializer elements.
5531 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
5533 * cse.c (delete_trivially_dead_insn): Don't iterate.
5535 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
5537 * config/rs6000/rs6000.md (copysignsf3): New expand.
5538 (copysigndf3): Likewise.
5540 2005-01-31 Steven Bosscher <stevenb@suse.de>
5542 * recog.c (constrain_operands): Only look for earlyclobber operand
5543 conflicts if an '&' constraint was seen.
5545 2005-01-31 Marc Espie <espie@openbsd.org>
5547 * config.gcc: Don't include embedded systems fragment, switches default
5548 debugging format to ELF.
5549 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
5550 longer pick it up there.
5552 2005-01-31 Dale Johannesen <dalej@apple.com>
5554 * doc/extend.texi (nested functions): Fix linkage description.
5555 Clarify that static is not allowed.
5557 2005-01-31 Dale Johannesen <dalej@apple.com>
5559 * config/rs6000/darwin.md (movsf_low_di): Make work.
5560 (movdf_low_di): Make work.
5562 2005-01-31 Dale Johannesen <dalej@apple.com>
5564 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
5565 Make work for 64 bit.
5567 2005-01-31 Roger Sayle <roger@eyesopen.com>
5568 Dale Johannesen <dalej@apple.com>
5570 PR middle-end/19650
5571 * fold-const.c (fold_binary_op_with_conditional_arg):
5572 Make types match original operands, before STRIP_NOPS.
5574 2005-01-31 Alan Modra <amodra@bigpond.net.au>
5576 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
5577 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
5578 (struct gcc_sigcontext): Delete. Merge contents to..
5579 (struct gcc_ucontext): ..here.
5580 (get_sigcontext): Delete.
5581 (get_regs): New function, like get_sigcontext but return regs ptr.
5582 64-bit version finds regs from r1 to support vdso.
5583 (ppc_linux_aux_vector): New function.
5584 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
5585 and vector regs.
5587 2005-01-31 Ira Rosen <irar@il.ibm.com>
5589 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
5590 sizetype.
5591 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
5592 redundant fold. Fix misalignment for MINUS_EXPR.
5593 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
5594 (vect_analyze_pointer_ref_access): Likewise.
5595 (vect_get_memtag_and_dr): Likewise.
5597 2005-01-31 Richard Henderson <rth@redhat.com>
5599 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
5600 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
5601 absnegdf2_i387, absnegxf2_i387): Likewise.
5603 2005-01-31 Richard Henderson <rth@redhat.com>
5605 PR 19696
5606 * optabs.c (expand_copysign_absneg): New.
5607 (expand_copysign_bit): Split out from ...
5608 (expand_copysign): ... here. Use expand_copysign_absneg.
5610 2005-01-30 Roger Sayle <roger@eyesopen.com>
5612 PR middle-end/19697
5613 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
5614 constant as the second operand and a register as the third.
5616 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5618 PR target/19704
5619 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
5620 that dllimport'd functions do not use all call-clobbered registers
5621 to pass parameters.
5623 2005-01-30 Richard Henderson <rth@redhat.com>
5625 PR 19696
5626 * optabs.c (expand_absneg_bit): Split out from expand_unop and
5627 expand_abs_nojump and generalize. Use operand_subword and
5628 emit_no_conflict_block. Support large modes.
5629 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
5630 back to maximum.
5631 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
5632 negation to subtraction.
5633 (expand_copysign): Check that the format has signed zeros.
5634 Use operand_subword and emit_no_conflict_block. Support large modes.
5636 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
5638 Fix PR tree-optimization/19624
5640 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
5641 * tree-ssa-pre.c: Add cfgloop.h.
5642 Update comment.
5643 (pre_stats): New member, constified.
5644 (inserted_exprs): New static variable.
5645 (NECESSARY): New macro.
5646 (create_expression_by_pieces): Fold the expression, and
5647 mark it as defaulting to not necessary. Also put in
5648 inserted_exprs.
5649 (fully_constant_expression): New function.
5650 (insert_into_preds_of_block): Modify to not insert phis when we
5651 are playing with induction variables.
5652 Push phis onto the inserted_exprs vector, and mark them as not
5653 necessary by default.
5654 (insert_aux): Call fully_constant_expression on eprime.
5655 If all edges produce the same value, mark it constant.
5656 (mark_operand_necessary): New function.
5657 (remove_dead_inserted_code): New function.
5658 (init_pre): Init loop optimizer to get loop info.
5659 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
5660 (execute_pre): Commit edge inserts, then remove dead code.
5662 2005-01-30 Richard Henderson <rth@redhat.com>
5664 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
5665 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
5667 2005-01-30 Richard Henderson <rth@redhat.com>
5669 PR target/19700
5670 * config/i386/i386.c (ix86_expand_copysign): New.
5671 (ix86_split_copysign_const): New.
5672 (ix86_split_copysign_var): Rename from ix86_split_copysign,
5673 rearrange op1/nmask operands.
5674 * config/i386/i386-protos.h: Update.
5675 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
5676 (copysigndf3): Likewise.
5677 (copysignsf3_const, copysigndf3_const): New.
5678 (copysignsf3_var): Rename from copysignsf3, split out splitter
5679 and fix split predicate for X constraint.
5680 (copysigndf3_var): Similarly.
5682 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
5684 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
5685 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
5686 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
5688 2005-01-29 Richard Henderson <rth@redhat.com>
5690 PR target/19690
5691 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
5692 of # and * in constraints.
5694 2005-01-29 Richard Henderson <rth@redhat.com>
5696 PR middle-end/19689
5697 * expr.c (store_field): Don't strip sub-mode cast when the input
5698 data is even smaller.
5700 2005-01-29 Richard Henderson <rth@redhat.com>
5702 PR middle-end/19687
5703 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
5704 union being empty.
5706 2005-01-29 Richard Henderson <rth@redhat.com>
5708 * combine.c (make_field_assignment): Fix argument order
5709 to gen_int_mode.
5711 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
5713 PR tree-optimization/15791
5714 * fold-const.c (extract_array_ref): New function.
5715 (fold): Fold comparisons between &a[i] and &a[j] or
5716 semantically equivalent trees.
5718 2005-01-29 Jeff Law <law@redhat.com>
5720 * gcse.c (insert_expr_in_table): Revamp handling of available
5721 and anticipatable occurrence lists to avoid unnecessary list
5722 walking.
5723 (insert_set_in_table): Similarly.
5725 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
5727 * c-common.c (fix_string_type): Just use c_build_qualified_type to
5728 build string type.
5729 (c_build_qualified_type): Build qualified array types with
5730 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
5731 * c-decl.c (c_make_fname_decl): Build unqualified array type
5732 before qualified type.
5733 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
5734 type is qualified, not just if type itself is. Don't apply
5735 qualifiers to array type when declarator is processed. Apply
5736 qualifiers to field type whether or not it is an array type.
5737 Don't handle array types specially for applying qualifiers to
5738 variables.
5739 * c-typeck.c (composite_type): Build unqualified element type and
5740 array type when forming composite of array types.
5741 (common_pointer_type, comptypes, comp_target_types,
5742 type_lists_compatible_p, build_indirect_ref, build_array_ref,
5743 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
5744 types.
5745 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
5746 (args2) in variables a1 and a2.
5748 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
5750 * cse.c (n_elements_made, max_elements_made): Remove.
5751 (insert): Don't touch n_elements_made.
5752 (cse_main): Don't touch n_elements_made or max_elements_made.
5754 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
5756 PR target/15384
5757 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
5758 configuration part of dp-bit.c to be lost.
5760 2005-01-28 Roger Sayle <roger@eyesopen.com>
5762 * expmed.c (expand_mult_highpart_optab): When attempting to use
5763 a non-widening multiplication in a wider mode, the operands need
5764 to be converted (zero or sign extended) to that mode.
5766 2005-01-28 Ian Lance Taylor <ian@airs.com>
5768 PR middle-end/16558
5769 PR middle-end/19583
5770 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
5771 through if both operands fall through.
5773 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5775 * cse.c (fold_rtx) <PC>: Don't optimize.
5777 2005-01-28 Jeff Law <law@redhat.com>
5779 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
5780 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
5782 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
5784 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
5785 cse_reg_info_used_list_end): Remove.
5786 (cse_reg_info_list, cse_reg_info_list_free): New.
5787 (get_cse_reg_info): When allocating an instance of
5788 cse_reg_info, add it to the beginning of the cse_reg_info_list
5789 list. Remove code to maintain cse_reg_info_used_list.
5790 (new_basic_block): Reset the free list to the beginning of
5791 cse_reg_info_list.
5793 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
5795 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
5796 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
5797 (frv_expand_mdpackh_builtin): New function.
5798 (frv_expand_builtin): Use it to expand __MDPACKH.
5799 * doc/extend.texi (__MDPACKH): Update documentation.
5801 2005-01-28 Uros Bizjak <uros@kss-loka.si>
5803 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
5804 SSE_FLOAT_MODE_P for use_sse computation.
5806 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
5808 PR target/19663
5809 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
5811 2005-01-27 Richard Henderson <rth@redhat.com>
5813 * builtins.c (expand_builtin_copysign): New.
5814 (expand_builtin): Call it.
5815 * genopinit.c (optabs): Add copysign_optab.
5816 * optabs.c (init_optabs): Initialize it.
5817 (expand_copysign): New.
5818 * optabs.h (OTI_copysign, copysign_optab): New.
5819 (expand_copysign): Declare.
5821 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
5822 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
5824 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
5825 (ix86_expand_fp_absneg_operator): ... here.
5826 (ix86_split_copysign): New.
5827 * config/i386/i386-protos.h: Update.
5828 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5829 (copysignsf3, copysigndf3): New.
5831 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5832 (copysignsf3, ncopysignsf3): New.
5833 (copysigndf3, ncopysigndf3): New.
5834 (copysignxf3, ncopysignxf3): New.
5835 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5837 2005-01-27 Arend Bayer <arend.bayer@web.de>
5838 Kazu Hirata <kazu@cs.umass.edu>
5840 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5841 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5842 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5843 NULL_RTX.
5845 2005-01-27 Jeff Law <law@redhat.com>
5847 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5848 definitions of SSA_NAMEs which are not being rewritten.
5849 (rewrite_ssa_into_ssa): Only initialize the current definition
5850 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5851 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5852 SSA_NAMEs before returning.
5854 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5856 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5857 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5858 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5859 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5860 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5862 2005-01-27 Steven Bosscher <stevenb@suse.de>
5864 PR middle-end/17278
5865 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5866 higher to -O2 and higher. Likewise for tree PRE.
5867 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5868 and better.
5870 2005-01-27 Ian Lance Taylor <ian@airs.com>
5872 PR middle-end/19583
5873 * gimple-low.c (try_catch_may_fallthru): New static function.
5874 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5875 * tree-inline.c (expand_call_inline): Don't warn about reaching
5876 the end of a non-void function being inlined if the function uses
5877 a return slot.
5879 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5881 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5883 PR c/18946
5884 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5885 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5886 (implicitly_declare): Handle error_mark_node.
5888 2005-01-27 Richard Henderson <rth@redhat.com>
5890 PR tree-opt/14329
5891 * tree.h (struct tree_decl): Add debug_expr_is_from.
5892 (DECL_DEBUG_EXPR_IS_FROM): New.
5893 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5894 * dwarf2out.c (dwarf2out_var_location): Update to match.
5895 * tree-outof-ssa.c (create_temp): Likewise.
5896 * var-tracking.c (track_expr_p): Likewise.
5897 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5898 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5899 * toplev.c (default_tree_printer): Likewise.
5901 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5903 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5904 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5906 2005-01-27 Steven Bosscher <stevenb@suse.de>
5908 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5909 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5910 ASM_CLOBBERS): Add tree checks.
5912 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5913 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5914 * c-common.def (SWITCH_STMT): Update to match.
5915 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5916 macros instead of SWITCH_EXPR ones.
5917 * c-dump.c (c_dump_tree): Likewise.
5918 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5919 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5921 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5923 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5925 * unwind-dw2.c (execute_stack_op): Add missing cases for
5926 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5928 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5930 * config.gcc (Obsolete configurations): Remove 'dummy', add
5931 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5932 sparc-*-openbsd*.
5934 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5936 PR tree-optimization/19633
5937 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5938 CALL_EXPRs.
5939 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5940 are no call-clobbered variables.
5941 * tree-outof-ssa.c (check_replaceable): Return false for calls
5942 with side-effects.
5944 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5946 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5947 even for variables with NULL DECL_INITIAL.
5949 2005-01-26 Stuart Hastings <stuart@apple.com>
5951 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5953 2005-01-26 Richard Henderson <rth@redhat.com>
5955 PR middle-end/18008
5956 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5957 field's type.
5958 * expr.c (store_field): Strip conversions to odd-bit-sized types
5959 if the destination field width matches.
5961 2005-01-26 Richard Henderson <rth@redhat.com>
5963 * c-decl.c, expmed.c, expr.c: Revert last change.
5965 2005-01-26 Richard Henderson <rth@redhat.com>
5967 PR middle-end/18008
5968 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5969 field's type.
5970 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5971 if we don't need the bits above those present in the current mode.
5972 * expr.c (store_field): Strip conversions to odd-bit-sized types
5973 if the destination field width matches.
5975 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5977 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5978 either -ffast-math or -funsafe-math-optimizations is in use.
5980 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5982 PR target/19293
5983 PR target/19329
5984 * config/avr/avr.c (notice_update_cc): Only set condition code for
5985 ashrqi3 if shift count > 0.
5986 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5987 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5988 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5989 count <= 0 as a no-op, and shift count >= width by copying zero
5990 or sign bit to all bits of the result.
5991 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5992 count, with attribute "length" set to 0 and "cc" set to "none".
5994 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5996 * doc/invoke.texi: Document -mTLS.
5998 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5999 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
6000 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
6001 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
6002 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
6003 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
6004 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
6005 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
6007 * configure.ac: Check for a TLS capable gas.
6009 * configure: Regenerate.
6011 2005-01-26 Richard Henderson <rth@redhat.com>
6013 PR middle-end/18008
6014 * combine.c (make_field_assignment): Simplify store to zero_extract
6015 from a source with an overlapping mask.
6017 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
6019 2004-11-11 Eric Christopher <echristo@redhat.com>
6021 * config/frv/frv.md: Add fr400_integer automaton. Don't
6022 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
6023 to TYPE_MACC.
6025 2005-01-26 Steven Bosscher <stevenb@suse.de>
6027 PR middle-end/16585
6028 * cfgbuild.c (make_edges): Do not clear or set
6029 current_function_has_computed_jump.
6030 * function.h (struct function): Remove the has_computed_jump field.
6031 (current_function_has_computed_jump): Do not define.
6032 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
6033 in a computed jump. Ignore current_function_has_computed_jump.
6035 2005-01-26 Richard Henderson <rth@redhat.com>
6037 PR middle-end/19515
6038 * expr.c (categorize_ctor_elements): New argument p_must_clear.
6039 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
6040 fully initialized.
6041 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
6042 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
6043 objects into static storage if they have more than one non-zero value.
6044 * tree.h (categorize_ctor_elements): Update decl.
6046 2005-01-26 Steven Bosscher <stevenb@suse.de>
6048 PR middle-end/19616
6049 * tree.h (CALL_EXPR_TAILCALL): Add comment.
6050 * calls.c (check_sibcall_argument_overlap_1): Revert the change
6051 to this function from 2004-07-10.
6052 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
6053 the current function for tail call optimizations if the address
6054 of one of it its arguments is taken.
6056 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
6058 * cse.c (fold_rtx): Call equiv_constant only when necessary.
6060 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
6062 * function.c (expand_function_end): If current_function_calls_alloca,
6063 emit stack restore in a place that is reached when the function falls
6064 through at the end.
6066 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
6068 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
6069 rule to avoid matching inappropriate suffix rule.
6071 2005-01-26 Jan Hubicka <jh@suse.cz>
6073 PR tree-optimization/19241
6074 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
6076 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6078 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
6079 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
6080 of doubling.
6081 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
6082 <sim*>: Always use crt1.o, regardless of N in simN.
6083 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6084 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
6085 (CRT_CALL_STATIC_FUNCTION): Remove.
6086 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
6087 use crt1.o, regardless of N in simN.
6088 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
6089 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
6090 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
6091 case isystem setting.
6092 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
6094 2005-01-25 Ian Lance Taylor <ian@airs.com>
6096 * gimple-low.c (block_may_fallthru): Correct handling of
6097 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
6099 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
6101 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
6102 handlers to match indentation; nested under the mtune=* handler.
6103 Similar for mcpu= and march=.
6105 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
6107 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
6108 * config/mips/linux64.h (LIB_SPEC): Likewise.
6109 * config/mn10300/linux.h (LIB_SPEC): Likewise.
6110 * config/sh/linux.h (LIB_SPEC): Likewise.
6112 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
6114 * config/frv/frv.c (frv_legitimize_tls_address): New.
6115 (TARGET_HAVE_TLS): Define.
6116 (FRV_SYMBOL_REF_TLS_P): Define.
6117 (frv_override_options): Handle new register classes.
6118 (frv_legitimate_address_p): Reject tls addresses.
6119 (frv_legitimize_address): Handle TLS addresses.
6120 (gen_inlined_tls_plt): New.
6121 (gen_tlsmoff): New.
6122 (frv_legitimize_tls_address): New.
6123 (unspec_got_name): Add TLS entries.
6124 (got12_operand): Add R_FRV_TLSMOFF12 case.
6125 (frv_emit_move): Fixup TLS addresses.
6126 (frv_emit_movsi): Legitimize TLS addresses.
6128 * config/frv/frv.h (MASK_BIG_TLS): New.
6129 (TARGET_BIG_TLS): New.
6130 (HAVE_AS_TLS): Define.
6131 (TARGET_SWITCHES): Add -mTLS and -mtls options.
6132 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
6133 (REG_CLASS_NAMES): Same.
6134 (REG_CLASS_CONTENTS): Same.
6135 (CONSTRAINT_LEN): New.
6136 (REG_CLASS_FROM_CONSTRAINT): New.
6137 (PREDICATE_CODES): Add symbolic_operand.
6139 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
6140 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
6141 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
6142 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
6143 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
6144 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
6145 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
6146 GR9_REG, GR14_REG, LRREG.
6147 (type): Add load_or_call attribute.
6148 ("load_or_call"): New reservation.
6149 ("call_gettlsoff"): New.
6150 ("tls_indirect_call"): New.
6151 ("tls_load_gottlsoff12"): New.
6152 ("tlsoff_hilo"): New.
6153 ("tls_tlsdesc_ldd"): New.
6154 ("tls_tlsoff_ld"): New.
6155 ("tls_lddi"): New.
6157 * config/frv/frv-protos.h (symbolic_operand): Protoize.
6159 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
6161 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
6162 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
6163 * config/frv/frv.c (TLS_BIAS): Define.
6164 (frv_output_dwarf_dtprel): New.
6166 2005-01-26 Jakub Jelinek <jakub@redhat.com>
6168 PR rtl-optimization/19579
6169 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
6170 both A and B, see if they don't clobber registers the other expr uses.
6172 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
6174 * real.c (do_add): Initialize signalling and canonical members.
6176 * real.c (real_from_integer): Zero out destination.
6178 2005-01-18 Jan Hubicka <jh@suse.cz>
6180 PR tree-optimize/19337
6181 * tree-inline.c (initialize_inlined_parameters): Copy
6182 saved_static_chain_decl only.
6184 2005-01-25 Richard Henderson <rth@redhat.com>
6186 PR target/19556
6187 PR target/19584
6188 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6189 (ix86_preferred_reload_class): Rewrite fp-constant section, with
6190 80387 enabled, to return a proper subclass. Return the subset that
6191 overlaps with GENERAL_REGS for PLUS.
6192 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
6194 2005-01-25 Richard Henderson <rth@redhat.com>
6196 PR middle-end/19609
6197 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6199 2005-01-25 Roger Sayle <roger@eyesopen.com>
6201 * expmed.c (choose_multiplier): Change interface to return the
6202 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
6203 (expand_divmod): Update calls to choose_multiplier.
6205 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6207 PR middle-end/19330
6208 * expmed.c (extract_bit_field): Use adjust_address instead of
6209 gen_lowpart when op0 is a MEM.
6211 2005-01-24 Steven Bosscher <stevenb@suse.de>
6213 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
6215 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6217 * config/mips/irix-csr.c: New file.
6218 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6219 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6220 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6221 executables.
6223 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
6225 PR bootstrap/19364
6226 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
6227 sparc/elf.h, add sparc/sp-elf.h.
6228 (sparc-*-rtems*): Likewise.
6229 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
6230 tm-dwarf2.h, add sparc/sp-elf.h.
6231 (sparc86x-*-elf): Likewise.
6232 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
6233 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
6234 TARGET_OS_CPP_BUILTINS.
6235 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6236 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6237 Undefine it.
6238 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
6239 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
6240 (SWITCH_TAKES_ARG): Likewise.
6241 (LOCAL_LABEL_PREFIX): Likewise.
6242 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
6243 (TARGET_N_FORMAT_TYPES): Delete.
6244 (TARGET_FORMAT_TYPES): Likewise.
6245 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6246 * config/sparc/elf.h: Delete.
6247 * config/sparc/sp-elf.h: New file.
6249 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6251 * tree-flow-inline.h (phi_arg_from_edge): Remove.
6252 * tree-flow.h: Remove the corresponding prototype.
6253 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6254 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
6256 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6258 PR target/17751
6259 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
6260 for AIX ABI or ELF -fPIC.
6261 (rs6000_emit_load_toc_table): Don't create toc_section here.
6262 (rs6000_xcoff_file_start): Nor here.
6264 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
6266 * sh.c (ra.h): Don't #include.
6267 (hard_regs_intersect_p): New function, resurrected from ra.c.
6269 * sh.c: Fix 1996 Copyright.
6271 2005-01-24 Richard Henderson <rth@redhat.com>
6272 Aldy Hernandez <aldyh@redhat.com>
6274 * regrename.c (note_sets): Handle subregs.
6276 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
6278 PR bootstrap/18058
6279 * genconditions.c (write_header, write_conditions): Elide file if
6280 not GCC >= 3.0.1.
6282 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
6284 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
6285 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
6286 Update copyright.
6288 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6290 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
6291 expand_builtin_printf, expand_builtin_fprintf,
6292 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
6293 checking against POINTER_TYPE.
6294 (validate_arglist): Handle POINTER_TYPE code by checking
6295 POINTER_TYPE_P.
6297 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
6299 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
6300 init_rtlanal): New.
6301 (for_each_rtx): Call for_each_rtx_1.
6302 * rtl.h (init_rtlanal): Declare.
6303 * toplev.c (backend_init): Call init_rtlanal.
6305 2005-01-24 Jakub Jelinek <jakub@redhat.com>
6307 * flow.c (propagate_one_insn): Formatting.
6309 PR middle-end/19551
6310 * flow.c (libcall_dead_p): Be more conservative if unsure.
6311 If there are any instructions between insn and call, see if they are
6312 all dead before saying the libcall is dead.
6314 2005-01-24 Uros Bizjak <uros@kss-loka.si>
6316 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
6317 operand constraint for operand 0.
6319 2005-01-23 Richard Henderson <rth@redhat.com>
6321 PR 19486
6322 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
6323 edges leading to join block.
6325 2005-01-23 Roger Sayle <roger@eyesopen.com>
6327 * expmed.c (expand_mult_highpart): Make static. Change type of
6328 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
6329 (expand_divmod): Updates calls to expand_mult_highpart by using
6330 gen_int_mode to pass a CONST_INT rtx.
6331 * rtl.h (expand_mult_highpart): Remove prototype.
6333 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6335 * flow.c (regset_bytes, regset_size): Remove.
6337 * cfganal.c: Fix a reference to Harvey's paper.
6339 2005-01-23 Steven Bosscher <stevenb@suse.de>
6341 PR rtl-optimization/19464
6342 * tree-optimize.c (init_tree_optimization_passes): Add one more
6343 copyrename pass just before out-of-ssa.
6345 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
6347 PR bootstrap/18058
6348 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
6349 * ggc-none.c (ggc_free): Define.
6351 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6353 * cse.c (max_reg, max_insn_uid): Remove.
6354 (cse_main): Don't access max_reg or max_insn_uid.
6356 * c-common.c (explicit_flag_signed_bitfields,
6357 lang_statement_code_p, lang_expand_function_end): Remove.
6358 * c-common.h: Remove the corresponding declarations.
6359 * c-opts.c (c_common_handle_option): Remove all write access
6360 to explicit_flag_signed_bitfields.
6362 * cgraph.c (cgraph_varpool_n_nodes): Remove.
6363 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
6364 * cgraph.h: Remove the corresponding declaration.
6366 * gcse.c (null_pointer_info): Remove.
6368 2005-01-23 Roger Sayle <roger@eyesopen.com>
6369 Eric Botcazou <ebotcazou@libertysurf.fr>
6371 * combine.c (simplify_logical): Only simplify logical expressions
6372 of the form ior(and(x,y),z) by the inverse distributive law if the
6373 result is cheaper than the original.
6375 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
6377 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
6378 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
6379 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
6380 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
6381 config/freebsd-spec.h, config/arm/arm.h,
6382 config/h8300/h8300.md, config/i386/i386.md,
6383 config/i386/predicates.md, config/i386/sse.md,
6384 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
6385 config/vax/vax.md: Fix comment typos. Follow spelling
6386 conventions.
6388 2005-01-23 Steven Bosscher <stevenb@suse.de>
6390 * gengtype.c (walk_type): Produce `not equal to' compares for loop
6391 tests, instead of `less than'.
6393 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
6395 * function.c (assign_parm_setup_block): When creating a new stack slot
6396 for a parameter, get its alignment from the parameter's DECL_ALIGN
6397 rather than the type's TYPE_ALIGN. Make sure that the parameter
6398 is at least word aligned.
6400 2005-01-22 Roger Sayle <roger@eyesopen.com>
6402 PR middle-end/19378
6403 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6405 2005-01-22 Richard Henderson <rth@redhat.com>
6407 PR target/19506
6408 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
6409 in both compare operands.
6410 (movdfcc_1_sse_max): Likewise.
6411 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
6412 (movdfcc_1_sse): Likewise.
6413 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
6414 scratch register as needed.
6416 2005-01-22 Richard Henderson <rth@redhat.com>
6418 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
6420 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
6422 2005-01-22 Richard Henderson <rth@redhat.com>
6424 * genopinit.c (optabs): Use smin/smax for floating point too.
6425 * doc/md.texi: Update to match. Clarify that floating point
6426 results are undefined for +0/-0 and NaN.
6427 * doc/rtl.texi: Likewise.
6428 * rtl.def (SMIN, SMAX): Likewise
6429 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
6431 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
6432 leading 's' to the name.
6433 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
6434 smaxxf3, sminxf3): Likewise.
6435 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
6436 Likewise.
6438 2005-01-22 Paul Brook <paul@codesourcery.com>
6440 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
6442 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
6444 * config/s390/s390.c (struct processor_costs): New fields
6445 dlgr, dlr, dr, dsgfr, dsgr.
6446 (z900_cost, z990_cost): Values for new fields.
6447 (s390_rtx_costs): New cases MEM und COMPARE in switch
6448 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
6449 DIV, MOD, UDIV, UMOD.
6451 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6453 * config/s390/s390.md ("doloop_si64"): Reload input value directly
6454 into the register being decremented.
6455 ("doloop_si31", "doloop_di"): Likewise.
6456 ("*doloop_si_long"): Adapt pattern.
6458 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
6460 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
6461 access registers.
6462 (CLASS_MAX_NREGS): Likewise.
6464 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
6466 * doc/tree-ssa.texi (Statement Operands): Add example for new
6467 must-def macro. Note deprecation of old operands interface.
6469 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
6471 PR tree-optimization/19484
6472 * tree-cfg.c (remove_fallthru_edge): New function.
6473 (cleanup_control_flow): Remove fallthru edges from calls that are
6474 now known not to return.
6476 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6478 Fix PR tree-optimization/19038
6479 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
6480 copies with loop variant ones.
6482 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
6484 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
6485 config/alpha/alpha-protos.h, config/alpha/alpha.h,
6486 config/alpha/alpha.md, config/alpha/predicates.md,
6487 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
6488 config/sparc/sol2.h: Update copyright.
6490 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
6491 first label to see if it is a nonlocal label.
6493 2005-01-22 David Edelsohn <edelsohn@gnu.org>
6494 Andrew Pinski <pinskia@physics.uc.edu>
6496 PR target/19491
6497 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
6498 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
6500 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6502 * config/rs6000/rtems.h: Update copyright.
6504 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
6506 PR target/19548
6507 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
6508 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
6509 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
6511 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6513 PR c/18809
6514 * c-typeck.c (convert_arguments): Check for error_mark_node.
6516 2005-01-21 Ian Lance Taylor <ian@airs.com>
6518 PR tree-optimization/13000
6519 * tree-inline.c: Include "tree-flow.h".
6520 (expand_call_inline): If warn_return_type, warn if non-void inline
6521 function falls through.
6522 * tree-cfg.c (execute_warn_function_return): Don't warn about
6523 control reaching end if TREE_NO_WARNING is set. Set
6524 TREE_NO_WARNING.
6525 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
6526 has been lowered.
6527 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
6528 branch if we don't need one.
6529 * c-typeck.c: Include "tree-flow.h"
6530 (c_finish_bc_stmt): Don't add a goto if the current statement
6531 list doesn't fall through to the current point.
6533 2005-01-21 Roger Sayle <roger@eyesopen.com>
6535 PR rtl-optimization/576
6536 * real.c (real_arithmetic): Change return type from void to bool
6537 to return an indication that the result may be inexact.
6538 * real.h (real_arithmeric): Update prototype.
6539 * fold-const.c (const_binop): Don't constant fold floating
6540 point expressions when the user specifies -frounding-math and
6541 the result may depend upon the run-time rounding mode.
6542 (fold_convert_const_real_from_real): Clean-up.
6543 (fold_initializer): Ignore flag_rounding_math for initializers.
6544 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
6545 constant fold FP operations with flag_rounding_math if the
6546 result may depend upon the run-time rounding mode.
6548 2005-01-21 Tom Tromey <tromey@redhat.com>
6550 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
6552 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
6554 * tree-cfg.c: Fix comment typos.
6556 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
6558 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
6559 around the call to rest_of_handle_branch_target_load_optimize.
6561 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6563 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
6564 (sparc64-*-openbsd*): Likewise.
6565 (sparclite-*-elf*): Include tm-dwarf2.h.
6566 (sparc86x-*-elf*): Likewise.
6567 (sparc64-*-elf*): Likewise.
6568 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
6569 (DBX_DEBUGGING_INFO): Likewise.
6570 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
6571 (PREFERRED_DEBUGGING_TYPE): Likewise.
6572 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
6573 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
6574 (PREFERRED_DEBUGGING_TYPE): Likewise.
6575 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
6576 (PREFERRED_DEBUGGING_TYPE): Likewise.
6577 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
6579 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6581 PR target/18701
6582 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
6584 2005-01-20 Paul Brook <paul@codesourcery.com>
6586 * doc/rtl.texi: Document value extension requirements for CONST_INT.
6588 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6590 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
6591 label is first in a sequence of labels.
6593 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
6595 2005-01-20 Janis Johnson <janis187@us.ibm.com>
6596 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6598 * doc/sourcebuild.texi (Test Directives): New.
6600 2005-01-20 Roger Sayle <roger@eyesopen.com>
6602 * real.c (real_floor): Don't leave the result uninitialized when
6603 mode is VOIDMode, but return the unrounded intermediate value.
6604 (real_ceil): Likewise.
6606 2005-01-20 Paul Brook <paul@codesourcery.com>
6608 * config/arm/arm.md (insv): Use gen_int_mode.
6610 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6612 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
6613 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6614 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6615 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6616 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
6618 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
6620 Fix PR debug/19124
6621 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
6622 fbreg, so we have to assume we can't.
6623 (loc_descriptor_from_tree_1): Ditto.
6624 (containing_function_has_frame_base): New function.
6625 (add_location_or_const_value_attribute): Use it.
6626 Also try to generate a frame_base from a single element location
6627 list.
6629 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6631 PR tree-optimization/15349
6632 * timevar.def (TV_TREE_MERGE_PHI): New.
6633 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
6634 PHI_WANTED.
6635 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
6636 calls to tree_forwarder_block_p.
6637 (remove_forwarder_block_with_phi, merge_phi_nodes,
6638 gate_merge_phi, pass_merge_phi): New.
6639 * tree-optimize.c (init_tree_optimization_passes): Add
6640 pass_merge_phi.
6641 * tree-pass.h: Add an extern for pass_merge_phi;
6643 2005-01-20 Richard Henderson <rth@redhat.com>
6645 PR target/19418
6646 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
6647 (_mm_castps_pd, _mm_castps_si128): New.
6648 (_mm_castsi128_ps, _mm_castsi128_pd): New.
6650 2005-01-20 Richard Henderson <rth@redhat.com>
6652 PR target/19530
6653 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
6654 __builtin_ia32_vec_init_v2si.
6655 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
6656 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
6657 (ix86_init_mmx_sse_builtins): Create it.
6658 (ix86_expand_builtin): Expand it.
6659 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
6660 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
6661 (vec_extractv2si_0, vec_extractv2si_1): New.
6663 2005-01-20 Richard Henderson <rth@redhat.com>
6665 PR target/16533
6666 * config/i386/i386.c (ix86_expand_push): New.
6667 * config/i386/mmx.md (push<MMXMODE>1): New.
6668 * config/i386/sse.md (push<SSEMODE>1): New.
6669 * config/i386/i386-protos.h: Update.
6671 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
6673 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
6674 copyright.
6676 2005-01-20 Richard Henderson <rth@redhat.com>
6678 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
6679 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
6681 2005-01-19 Richard Henderson <rth@redhat.com>
6683 PR target/19350
6684 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
6685 to V4SFmode in SSE1 fallback load path.
6687 2005-01-19 Richard Henderson <rth@redhat.com>
6689 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
6690 in QImode expansion to ix86_expand_vector_set.
6691 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
6693 2005-01-19 Richard Henderson <rth@redhat.com>
6695 PR target/19511
6696 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
6697 subclass of the input class.
6698 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
6699 Always true for cross-SSE1 classes. Rationalize conditionals.
6700 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
6701 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
6702 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
6703 (movdi_2): Add MMX/SSE zeros.
6704 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
6705 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
6706 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6707 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
6708 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
6709 (zero_extendsidi2_rex64_1): Remove.
6710 (MOV0 peephole): Check GENERAL_REG_P.
6712 2005-01-19 Richard Henderson <rth@redhat.com>
6714 PR target/19427
6715 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
6716 shufps elements.
6717 (ix86_expand_vector_extract): Likewise.
6719 2005-01-19 Richard Henderson <rth@redhat.com>
6721 PR middle-end/19304
6722 * expr.c (emit_move_change_mode): New argument force; use
6723 simplify_gen_subreg if true.
6724 (emit_move_via_alt_mode): Merge into ...
6725 (emit_move_via_integer): ... here.
6726 (emit_move_ccmode): Use emit_move_change_mode directly.
6728 2005-01-19 Richard Henderson <rth@redhat.com>
6730 PR target/19518
6731 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
6732 (alpha_preferred_reload_class): Handle CONST_VECTOR.
6733 (alpha_emit_set_const_1): Add no_output parameter; don't emit
6734 rtl if true.
6735 (alpha_emit_set_const): Likewise. Make static.
6736 (alpha_emit_set_long_const): Make static.
6737 (alpha_extract_integer): Split out from alpha_expand_mov.
6738 (alpha_split_const_mov): Likewise.
6739 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
6740 (alpha_legitimate_constant_p): New.
6741 * config/alpha/alpha-protos.h: Update.
6742 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
6743 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
6744 * config/alpha/alpha.md (movsi): Add n alternative.
6745 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
6746 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
6747 (splitters for all of the above): Use alpha_split_const_mov.
6748 * config/alpha/predicates.md (non_add_const_operand): New.
6749 (non_zero_const_operand): New.
6750 (input_operand): Use alpha_legitimate_constant_p after reload.
6752 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6754 PR tree-optimization/19038
6755 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
6756 (add_candidate): Add ivs with increment in latch only if
6757 allow_ip_end_pos_p is true.
6758 (determine_iv_cost): Use empty_block_p.
6760 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
6762 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
6763 (compute_dominance_frontiers): Ditto.
6765 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
6767 PR target/19529
6768 * config/sh/t-rtems: New.
6769 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
6771 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
6773 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
6774 the offset of the selected field.
6776 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
6778 * tree-cfg.c (remove_forwarder_block): Fix the check to
6779 prevent a nonlocal label from appearing in the middle of a
6780 basic block.
6782 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
6784 PR rtl-optimization/19462
6785 * reorg.c (find_end_label): Create return insn only if
6786 current_function_epilogue_delay_list is empty.
6788 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
6790 * doc/passes.texi: Remove paragraph mentioning new-ra.
6792 2005-01-19 Jakub Jelinek <jakub@redhat.com>
6794 PR rtl-optimization/15139
6795 * combine.c: Include params.h.
6796 (count_rtxs): New function.
6797 (record_value_for_reg): If replace_rtx would replace at least
6798 2 occurrences of REG in VALUE and TEM is really large, replace REG with
6799 (clobber (const_int 0)) instead of TEM.
6800 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
6801 * params.h (MAX_LAST_VALUE_RTL): New.
6802 * Makefile.in (combine.o): Depend on $(PARAMS_H).
6803 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
6805 PR c/17297
6806 * c-typeck.c (digest_init): Only call build_vector if all constructor
6807 elements are *_CST nodes.
6808 * gimplify.c (gimplify_init_constructor): Likewise.
6810 PR middle-end/19164
6811 * c-typeck.c (digest_init): Only call build_vector if inside_init
6812 is a CONSTRUCTOR.
6814 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6816 * toplev.c (init_asm_output): Remove dead #ifdef.
6818 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
6820 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
6822 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6824 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
6825 accessing DECL_FUNCTION_CODE.
6826 * dojump.c (do_jump): Likewise.
6827 * gimplify.c (gimplify_call_expr): Likewise.
6828 * predict.c (expr_expected_value): Likewise.
6829 (strip_builtin_expect): Likewise.
6830 * tree-inline.c (estimate_num_insns_1): Likewise.
6831 * tree-ssa-loop-im.c (stmt_cost): Likewise
6832 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6833 (tree_expr_nonnegative_p): Likewise.
6835 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6837 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6838 variant of the load_pcrel_sym pattern.
6839 * config/sparc/sparc.md (P macro): Move to the top.
6840 (load_pcrel_sym): Macroize using P.
6841 (save_register_window): Likewise.
6843 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6845 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6846 ("sordered"): Same.
6848 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6850 PR C/19472
6851 * c-typeck.c (build_asm_expr): Strip nops off
6852 input memory operands.
6854 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6856 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6857 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6858 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6859 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6861 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6863 PR target/19379
6864 * config/i386/i386.c (override_options): If the 80387 is disabled,
6865 then do not return FP values using FP registers.
6867 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6869 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6870 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6871 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6872 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6873 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6874 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6875 output.h, postreload-gcse.c, postreload.c, recog.c,
6876 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6877 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6878 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6879 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6880 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6881 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6882 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6883 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6885 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6886 config/alpha/alpha.c, config/arm/vfp.md,
6887 config/i386/emmintrin.h, config/i386/i386-modes.def,
6888 config/i386/i386-protos.h, config/i386/i386.h,
6889 config/i386/pmmintrin.h, config/i386/ppro.md,
6890 config/i386/predicates.md, config/i386/xmmintrin.h,
6891 config/i860/i860.c, config/ia64/ia64-modes.def,
6892 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6893 config/ia64/ia64.md, config/ia64/itanium1.md,
6894 config/ia64/itanium2.md, config/ia64/predicates.md,
6895 config/iq2000/iq2000.h, config/mips/linux64.h,
6896 config/rs6000/aix41.h, config/rs6000/aix43.h,
6897 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6898 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6899 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6900 config/sparc/linux64.h, config/sparc/litecoff.h,
6901 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6902 config/sparc/sparc.h, config/sparc/sparc.md,
6903 config/sparc/sysv4-only.h: Update copyright.
6905 2005-01-18 Richard Henderson <rth@redhat.com>
6907 PR target/19496
6908 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6910 2005-01-18 Marc Espie <espie@openbsd.org>
6911 * config/i386/openbsdelf.h: Typo.
6913 2005-01-18 Richard Henderson <rth@redhat.com>
6915 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6916 special case for sse.
6917 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6919 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6921 * tree-inline.c (estimate_num_insns_1): Added cases for
6922 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6924 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6926 PR rtl-optimization/19296
6927 * combine.c (simplify_comparison): Rewrite the condition under
6928 which a non-paradoxical SUBREG of a PLUS can be lifted when
6929 compared against a constant.
6931 2005-01-18 Andi Kleen <ak@muc.de>
6933 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6934 * c.opt (-Wpointer-sign): Add.
6935 * doc/invoke.texi: (-Wpointer-sign): Add.
6937 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6939 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6940 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6941 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6942 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6943 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6944 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6945 for TARGET_MIX_SSE_I387.
6946 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6947 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6948 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6949 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6950 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6951 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6952 TARGET_MIX_SSE_I387.
6953 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6954 from expander.
6956 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6958 PR target/19424
6959 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6960 Add movaps alternative for xmm reg->reg move.
6962 2005-01-17 Jeff Law <law@redhat.com>
6964 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6965 at the end of the main DOM loop rather than just before DOM exits.
6967 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6969 PR tree-optimization/19121
6970 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6971 adding aliases to a name tag, also add them to the pointer's
6972 type tag.
6973 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6974 sensitive alias info at all. Only check that the two pointers
6975 have compatible pointed-to sets.
6976 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6977 a pointer's type tag is a superset of the alias set of the
6978 pointer's name tag.
6980 2005-01-17 James E Wilson <wilson@specifixinc.com>
6982 PR target/19357
6983 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6984 comment to document why.
6986 2005-01-17 Richard Henderson <rth@redhat.com>
6988 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6989 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6990 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6991 sse2_vmsminv2df3_finite): New.
6992 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6993 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6994 Force op1 into register.
6996 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6998 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6999 bubblestrap from always rebuilding build directory.
7001 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
7003 * config/s390/s390.md ("*clc"): Remove incorrect '='.
7004 ("*cmpmem_short"): Likewise.
7006 2005-01-17 Steven Bosscher <stevenb@suse.de>
7008 * basic-block.h: Document BB_* flags.
7009 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
7010 use an sbitmap instead.
7011 * sched-rgn.c (compute_trg_info): Likewise.
7013 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
7015 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
7016 redundant target_cpu_default and extra_parts lines. Use the default
7017 "from-abi" ISA.
7018 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
7019 (SUBTARGET_EXTRA_SPECS): Delete.
7020 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
7021 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
7022 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
7023 and "n32" for -mabi=n32.
7025 2005-01-17 Ian Lance Taylor <ian@airs.com>
7027 PR c/5675
7028 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
7029 fold constant variables into initial values.
7031 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7033 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
7035 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
7036 through the statements backward.
7038 2005-01-17 Ian Lance Taylor <ian@airs.com>
7040 PR middle-end/13127:
7041 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
7042 a variable set to the return value of the inlined function.
7044 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
7046 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
7047 when modes are tieable.
7049 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
7051 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
7052 of pthread_create to find out if threads are enabled.
7053 * gthr-posix95.h (__gthread_active_p): Likewise.
7055 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7057 * common.opt (-fnew-ra): Remove.
7058 * ra*.*: Remove.
7059 * toplev.h (flag_new_regalloc): Remove.
7060 * Makefile.in (ra*.*): Don't mention.
7061 * passes.c (rest_of_handle_new_regalloc): Remove.
7062 (rest_of_handle_combine, rest_of_compilation): Always consider
7063 flag_new_regalloc as false.
7064 * doc/invoke.texi: Don't document -fnew-ra.
7066 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
7068 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
7069 last parameter to reg_scan.
7070 * loop.c (loop_optimize): Likewise.
7071 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
7072 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
7073 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7074 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7075 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
7076 * regclass.c (reg_scan): Likewise, for the declaration.
7077 * rtl.h (reg_scan): Likewise, for the prototype.
7079 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
7081 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
7082 mark_dfs_back_edges.
7084 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
7086 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
7087 (compute_avail): Uses don't go in tmp_gen.
7089 2005-01-16 Steven Bosscher <stevenb@suse.de>
7091 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
7092 loop to look for a free slot in a page entry.
7094 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7096 PR target/16304
7097 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
7098 * toplev.c (compile_file): Call process_pending_assemble_output_defs
7099 just before targetm.asm_out.file_end.
7100 * tree.h (process_pending_assemble_output_defs): Declare.
7101 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
7102 New functions.
7103 (assemble_alias): Defer generation of assembly code for defines when
7104 TARGET_DEFERRED_OUTPUT_DEFS is true.
7105 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7106 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
7107 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
7109 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7111 PR target/19336
7112 * pa.c (pa_scalar_mode_supported_p): New function.
7113 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7114 * pa.h (MIN_UNITS_PER_WORD): Add comment.
7116 * pa-protos.h (prefetch_operand): Delete.
7117 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
7118 * pa.c (prefetch_operand): Delete.
7119 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
7120 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
7121 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
7122 and prefetch_nocc_operand.
7123 * pa.md (prefetch): Rework to avoid reload problems handling short
7124 displacements when a cache control completer needs to be provided.
7125 (prefetch_32, prefetch_64): Delete.
7126 (prefetch_cc, prefetch_nocc): New patterns.
7128 2005-01-15 David Edelsohn <edelsohn@gnu.org>
7130 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
7132 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7134 PR ada/19388
7135 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
7136 exceeds maximum alignment for global common data.
7137 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
7138 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
7140 2004-01-15 Roger Sayle <roger@eyesopen.com>
7142 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
7144 2004-01-15 Roger Sayle <roger@eyesopen.com>
7146 * harg-reg-set.h (reg_class_names): Prototype global array.
7147 * regclass.c (reg_class_names): Declare here and initialize to
7148 REG_CLASS_NAMES.
7149 (dump_regclass): Remove local declaration of reg_class_names.
7150 (regclass): Likewise.
7151 * cfg.c (dump_flow_info): Likewise.
7152 * ra-debug.c (reg_class_names): Likewise.
7153 * regrename.c (reg_class_names): Likewise.
7154 * reload.c (reg_class_names): Likewise.
7155 * reload1.c (spill_failure): Likewise.
7156 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
7158 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
7160 * config/s390/s390.md ("reload_outti"): Remove predicate for
7161 output operand. Abort if operand is not a MEM.
7162 ("reload_outdi", "reload_outdf"): Likewise.
7164 2005-01-15 Marc Espie <espie@openbsd.org>
7166 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
7167 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
7168 * config/openbsd.h: Fix C++ includes for native configurations.
7169 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7170 Add trampoline support.
7171 * config/i386/openbsdelf.h: New.
7173 2005-01-15 Marc Espie <espie@openbsd.org>
7175 * collect2.c (main): Explicitly parse -dynamic-linker option.
7177 2005-01-15 Jakub Jelinek <jakub@redhat.com>
7179 PR tree-optimization/19060
7180 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
7181 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
7182 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
7183 and handle extract_range_from_cond returning false.
7184 * fold-const.c (fold): Optimize comparisons with min/max even for
7185 width > HOST_BITS_PER_WIDE_INT.
7187 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
7189 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
7190 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
7191 Remove little endian multilib variants.
7192 Add mips32 multilib variant.
7194 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
7196 * explow.c (copy_all_reg, stabilize): Remove.
7197 * expr.h: Remove the corresponding prototypes.
7199 * rtlanal.c (regs_set_between_p): Remove.
7200 * rtl.h: Remove the corresponding prototype.
7202 2005-01-14 David Edelsohn <edelsohn@gnu.org>
7204 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
7205 to rs6000_nonimmediate_operand.
7206 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
7207 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
7208 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
7209 rs6000_nonimmediate_operand.
7210 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
7211 rs6000_nonimmediate_operand.
7213 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
7215 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
7217 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7219 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
7220 on e500v2.
7221 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
7222 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
7224 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
7225 (rs6k_nonimmediate_operand): New.
7226 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
7227 correctly.
7228 (legitimate_lo_sum_address_p): Same.
7229 (rs6000_legitimize_address): Same.
7230 (rs6000_legitimize_reload_address): Same.
7231 (rs6000_legitimate_address): Same.
7232 (spe_build_register_parallel): Pass DF and DC modes in a DI
7233 register.
7235 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
7236 to rs6k_nonimmediate_operand.
7238 * config/rs6000/spe.md ("*frob_df_di"): New.
7239 ("*frob_di_df"): New.
7240 ("*frob_di_df_2"): New.
7241 ("*mov_sidf_e500_subreg0"): New.
7242 ("*mov_sidf_e500_subreg4"): New.
7243 ("*movdf_e500_double"): Change predicate to
7244 rs6k_nonimmediate_operand.
7246 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7248 * postreload.c (move2add_note_store): Only call
7249 trunc_int_for_mode on scalar integers.
7251 2005-01-14 Steven Bosscher <stevenb@suse.de>
7253 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
7254 replace BB_VISITED uses.
7255 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
7256 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7257 (tree_dce_done): Free visited_control_parents.
7258 (perform_tree_ssa_dce): Allocate and clear it.
7259 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
7260 (compute_antic): Iterate from here using a DFS. Use an sbitmap
7261 instead of BB_VISITED.
7263 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
7265 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
7266 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
7267 Remove unused prototypes.
7269 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7271 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
7272 64-bit register usage.
7273 (spe_func_has_64bit_regs_p): Add FIXME note.
7275 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
7277 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
7278 flag_finite_math_only with flag_unsafe_math_optimizations.
7280 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
7282 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
7283 end-of-stack check.
7284 (__tpf_eh_return): Copy TPF private stack area from the module
7285 boundary stack frame. Add check for when module addresses are
7286 equal, but no stub address is found.
7288 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
7290 PR target/7525
7291 * arm.h (struct machine_function): Add call_via field.
7292 (thumb_call_via_label): Declare.
7293 * arm.c (thumb_call_via_label): New variable.
7294 (thumb_call_reg_needed): New variable.
7295 (arm_output_function_epilogue): For Thumb code, output any per-function
7296 call-indirect trampolines.
7297 (thumb_call_via_reg): New function.
7298 (arm_file_end): New function.
7299 (TARGET_ASM_FILE_END): Call arm_file_end.
7300 (aof_file_end): Likewise.
7301 * arm-protos.h (thumb_call_via_reg): Declare.
7302 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
7303 thumb_call_via_reg in normal case.
7305 2005-01-14 Jakub Jelinek <jakub@redhat.com>
7307 PR middle-end/19084
7308 PR rtl-optimization/19348
7309 * recog.c (peephole2_optimize): Do global life update if some peephole
7310 decides it doesn't need at least one of its inputs and that change
7311 influences liveness at the start of the basic block.
7313 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
7314 arguments instead of 1.
7316 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
7318 PR middle-end/18820
7319 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
7320 zero for nested functions needing a static chain or functions
7321 with a non-constant address.
7323 2005-01-13 Roger Sayle <roger@eyesopen.com>
7325 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
7326 (and (sign_extend X) C) into (zero_extend (and X C)).
7328 2005-01-13 David O'Brien <obrien@FreeBSD.org>
7330 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
7332 2005-01-13 Richard Henderson <rth@redhat.com>
7334 PR target/19009
7335 PR target/19250
7336 PR target/19252
7337 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
7338 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
7339 not just TARGET_SSE.
7340 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
7341 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
7342 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
7343 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
7344 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
7345 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
7346 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
7347 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
7348 (movdicc_c_rex64): Rename with '*'.
7349 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
7350 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
7351 (movsfcc_1_387): Rename from movsfcc_1.
7352 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
7353 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
7354 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
7355 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
7356 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
7357 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
7358 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
7359 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
7360 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
7361 sse_movdfcc_const0_4): Remove.
7362 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
7363 recognize min/max early. Update for changed sse cmove patterns.
7364 (ix86_split_sse_movcc): New.
7365 * config/i386/i386-protos.h: Update.
7367 2005-01-13 Steven Bosscher <stevenb@suse.de>
7369 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
7370 (fix_stmt_v_may_defs): Likewise.
7372 2005-01-13 Richard Henderson <rth@redhat.com>
7374 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
7375 for converting the mask.
7377 2005-01-13 David Edelsohn <edelsohn@gnu.org>
7379 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
7380 definition to 600.
7382 2005-01-13 Richard Henderson <rth@redhat.com>
7384 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
7385 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
7386 IX86_BUILTIN_MOVDQ2Q): Remove.
7387 (IX86_BUILTIN_VEC_EXT_V4SI): New.
7388 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
7389 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
7390 shuffling.
7391 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
7392 (sse2_pextrw): Fix immediate constraint.
7393 (sse2_loadq, sse2_loadq_rex64): Remove.
7394 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
7395 Use __builtin_ia32_vec_ext_<size>.
7396 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
7398 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
7400 * function.c (assign_parm_setup_block): Look inside original
7401 entry_parm when inspecting PARALLEL.
7403 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7404 Joel Sherrill <joel@oarcorp.com>
7406 PR target/19399
7407 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
7408 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
7409 rtems_gxx_recursive_mutex_init.
7410 (__gthread_recursive_mutex_lock): New function.
7411 (__gthread_recursive_mutex_trylock): Likewise.
7412 (__gthread_recursive_mutex_unlock): Likewise.
7414 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
7416 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
7418 2005-01-13 Jan Beulich <jbeulich@novell.com>
7420 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
7421 (ashrti3_internal): Indicate output is early clobber. Generate result
7422 into output rather than first input. Use move for low word of output
7423 if shift count is exactly 64.
7424 (lshrti3_internal): Likewise.
7426 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
7428 PR target/18329
7429 PR target/18330
7430 * reload1.c (delete_output_reload): Don't delete an output reload
7431 if the pseudo lives longer than a single basic block. Adjust and
7432 improve wording of comment.
7434 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
7436 PR target/19334
7437 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
7438 of TYPE_SIZE where we mean the number of bytes.
7440 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
7442 * function.c (assign_parm_setup_block): Relax condition on
7443 multi-register optimization.
7445 2005-01-12 Nick Clifton <nickc@redhat.com>
7447 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
7448 an "in_delay_slot" attribute of "no" to prevent them being used in
7449 delay slots. This is forbidden because they might generate
7450 exceptions.
7452 2005-01-12 Alan Modra <amodra@bigpond.net.au>
7454 PR target/19389
7455 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
7456 with r->Y and Y->r.
7458 2005-01-12 Nick Clifton <nickc@redhat.com>
7460 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
7461 passed on to GAS) but do not define, as GAS no longer supports or
7462 needs the -m2000 option.
7464 2005-01-11 Roger Sayle <roger@eyesopen.com>
7466 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
7467 type as args of unprototyped builtins aren't automatically promoted.
7468 (fold_builtin_abs): Likewise.
7470 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7472 * Makefile.in: Set a `build-warn' variable.
7474 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7476 PR tree-optimization/17949
7477 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
7478 (find_interesting_uses_address): Use it.
7480 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
7482 * regrename.c (kill_value): Handle subreg's that won't simplify.
7484 2005-01-11 Richard Henderson <rth@redhat.com>
7486 PR target/13366
7487 * config/i386/i386.h (enum ix86_builtins): Move ...
7488 * config/i386/i386.c: ... here.
7489 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
7490 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
7491 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
7492 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
7493 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
7494 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
7495 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
7496 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
7497 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
7498 IX86_BUILTIN_LOADDDUP): Remove.
7499 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
7500 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
7501 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
7502 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
7503 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
7504 (ix86_init_builtins): Make static.
7505 (ix86_init_mmx_sse_builtins): Update for changed builtins.
7506 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
7507 if all the modes match. Otherwise, fake it.
7508 (get_element_number, ix86_expand_vec_init_builtin,
7509 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
7510 (ix86_expand_builtin): Make static. Update for changed builtins.
7511 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
7512 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
7513 (ix86_expand_vector_init_duplicate): New.
7514 (ix86_expand_vector_init_low_nonzero): New.
7515 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
7516 Split out from ix86_expand_vector_init; handle integer modes.
7517 (ix86_expand_vector_init): Use them.
7518 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
7519 * config/i386/i386-protos.h: Update.
7520 * config/i386/predicates.md (reg_or_0_operand): New.
7521 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
7522 (movv2sf_internal): Likewise. And a splitter to match them all.
7523 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
7524 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
7525 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
7526 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
7527 (mmx_pinsrw): Fix operand ordering.
7528 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
7529 rather than sse_loadss expander.
7530 (movv2df splitter): Similarly.
7531 (sse_loadss, sse_loadlss): Remove.
7532 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
7533 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
7534 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
7535 (sse3_movddup): Rename with '*'.
7536 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
7537 (sse2_loadsd): Remove.
7538 (vec_dupv2df_sse3): Rename from sse3_loadddup.
7539 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
7540 (sse2_pinsrw): Fix argument ordering.
7541 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
7542 (sse2_stored): Remove 'r' destination.
7543 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
7544 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
7545 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
7546 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
7547 vec_extractv16qi, vec_initv16qi): New.
7549 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
7550 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
7551 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
7552 constructor form.
7553 (_mm_load_pd, _mm_store_pd): Use plain dereference.
7554 (_mm_load_si128, _mm_store_si128): Likewise.
7555 (_mm_load1_pd): Use _mm_set1_pd.
7556 (_mm_load_sd): Use _mm_set_sd.
7557 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
7558 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
7559 (_mm_set_epi64): Use _mm_set_epi64x.
7560 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
7561 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
7562 _mm_setr_epi8): Use _mm_set_foo form.
7563 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
7564 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
7565 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
7566 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
7567 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
7568 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
7569 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
7570 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
7571 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
7572 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
7573 (_mm_movedup_pd): Use _mm_shuffle_pd.
7574 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
7575 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
7576 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
7577 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
7578 Use _mm_setzero_ps.
7579 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
7580 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
7581 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
7582 (_mm_store_ps): Use raw dereference.
7583 (_mm_store1_ps): Use _mm_storeu_ps.
7584 (_mm_storer_ps): Use _mm_store_ps.
7585 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
7586 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
7588 2005-01-11 Stan Shebs <shebs@apple.com>
7590 * config/rs6000/rs6000.c (machopic_output_stub): Issue
7591 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
7593 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
7595 PR target/18761
7596 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
7597 Skip all DECLs except for FIELD_DECLs.
7599 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7601 * config/s390/s390.c (override_options): Return error if
7602 -mbackchain, -mpacked-stack and -mhard-float are used together.
7603 (s390_va_start): Remove the backchain && packed-stack special case.
7604 (s390_gimplify_va_arg): Likewise.
7605 * doc/invoke.texi: Remove the ABI incompatibility note.
7607 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
7609 * config/s390/s390.c (struct s390_frame_layout): Remove
7610 save_backchain_p.
7611 (s390_frame_info, s390_emit_prologue): Replace occurrences of
7612 save_backchain_p with TARGET_BACKCHAIN.
7614 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7616 PR target/18916
7617 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
7618 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
7619 * function.c (locate_and_pad_parm): Set new field.
7620 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
7621 Tweak where_pad test to include "none". Always set mem align for
7622 stack_parm.
7623 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
7624 not sufficient for type.
7625 (assign_parm_setup_block): If stack_parm is zero on entry, always
7626 make a new stack local. Block move old stack parm if necessary
7627 to new aligned stack local.
7628 (assign_parm_setup_stack): Use a block move to handle
7629 potentially misaligned entry_parm.
7630 (assign_parms_unsplit_complex): Specify required alignment when
7631 creating stack local.
7632 * calls.c (compute_argument_addresses): Override alignment of stack
7633 arg calculated from its type with the alignment given by
7634 FUNCTION_ARG_BOUNDARY.
7635 (store_one_arg): Likewise.
7637 2005-01-11 Jan Beulich <jbeulich@novell.com>
7639 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
7640 Change respective itanium_class attribute to ialu.
7641 (shladdp4_internal): New.
7642 * config/ia64/predicates.md (shladd_log2_operand): New.
7644 2005-01-11 Richard Henderson <rth@redhat.com>
7646 * expr.c (store_constructor): Use rtvec_alloc instead of
7647 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
7649 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
7651 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
7653 2005-01-11 Alan Modra <amodra@bigpond.net.au>
7655 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
7656 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
7657 (TARGET_RWRELOC): Define.
7658 (ia64_rwreloc_section_type_flags): Delete.
7659 (ia64_section_type_flags): New function.
7660 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
7661 (TARGET_RWRELOC): Define.
7663 2005-01-10 David Mosberger <davidm@hpl.hp.com>
7665 PR target/18987
7666 * config/ia64/ia64.c (process_set): For alloc insn, only call
7667 process_epilogue is !frame_pointer_needed.
7669 2005-01-10 Roger Sayle <roger@eyesopen.com>
7671 PR c++/19355
7672 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
7673 unary operator and can't be treated as a binary/comparison operator.
7675 2005-01-10 Richard Henderson <rth@redhat.com>
7677 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
7678 (ix86_return_in_memory): Likewise.
7679 (function_arg_advance): Likewise. Mirror structure in function_arg
7680 for choosing register to advance.
7682 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
7684 * tree-vectorizer.c, tree.def: Fix comment typos.
7686 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
7688 * config/s390/s390.c (struct processor_costs): 4 new fields:
7689 ddbr, ddr, debr, der.
7690 (s390_rtx_costs): More precise handling of divide instructions.
7692 2005-01-10 David Edelsohn <edelsohn@gnu.org>
7694 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
7696 2005-01-10 Jan Beulich <jbeulich@novell.com>
7698 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
7699 names resulting from -ffunction-sections/-fdata-sections and linkonce
7700 ones.
7701 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
7702 based on the section name. Rearrange the section name comparison logic
7703 slightly so that each section name is compared against at most once.
7705 2005-01-10 Ben Elliston <bje@au.ibm.com>
7707 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
7708 targets for which -fPIC reduces limitations on the GOT size.
7710 2005-01-09 Falk Hueffner <falk@debian.org>
7712 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
7713 X/C1 cmpop C2.
7715 2005-01-09 David Edelsohn <edelsohn@gnu.org>
7717 PR target/18720
7718 * collect2.c (main): Set aixrtl_flag for -brtl option.
7719 (resolve_lib_name): Search for .so file extension before .a
7720 if aixrtl_flag set.
7722 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
7724 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
7725 (vect_analyze_data_refs_alignment): Add dump prints.
7727 2005-01-09 Ira Rosen <irar@il.ibm.com>
7729 * tree-vectorizer.c (vect_analyze_offset_expr): Use
7730 expr_invariant_in_loop_p.
7731 Initialize outputs first thing in the function.
7732 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
7733 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7734 (vect_analyze_pointer_ref_access): Check that the initial condition of
7735 the access function is loop invariant.
7737 2005-01-09 Richard Henderson <rth@redhat.com>
7739 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
7740 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
7741 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
7742 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
7743 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
7744 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
7745 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
7746 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
7747 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
7748 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
7749 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
7750 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
7751 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
7752 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
7753 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
7754 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
7755 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
7756 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
7757 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
7758 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
7759 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
7760 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
7761 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
7762 mmx_ prefix.
7763 (mmx_clrdi, pavgusb): Remove.
7764 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
7765 with leading sse_ prefix.
7766 * config/i386/sse.md: Receive them.
7767 * config/i386/mmx.md: New file.
7768 (MMXMODE12, MMXMODE24, mmxvecsize): New.
7769 (subrv2sf3): Turn into expander for normal subtraction.
7770 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
7771 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
7772 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
7773 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
7774 commutative; use ix86_binary_operator_ok.
7775 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
7776 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
7777 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
7778 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
7779 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
7780 Macroize from existing patterns; use ix86_binary_operator_ok.
7781 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
7782 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
7783 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
7784 with vec_select+vec_concat.
7785 (mmx_pshufw, mmx_pshufw_1): Likewise.
7786 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
7787 (mmx_uavgv4hi3): Model correctly.
7788 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
7789 _mm_xor_si64): Remove casts.
7791 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7793 PR tree-optimization/19224
7794 * tree-scalar-evolution.c (get_instantiated_value,
7795 set_instantiated_value): New functions.
7796 (instantiate_parameters_1): Cache the results.
7797 (instantiate_parameters, resolve_mixers): Initialize and free
7798 the cache.
7800 2005-01-08 David Edelsohn <edelsohn@gnu.org>
7802 * config/i386/i386.md (addhi_4): Correct reference in comment.
7803 (addqi_4): Same.
7805 2005-01-08 Richard Henderson <rth@redhat.com>
7807 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
7808 (_mm_cvtsi128_si64x): Likewise.
7809 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
7810 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
7811 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
7812 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
7813 * config/i386/i386-protos.h: Update.
7814 * config/i386/i386.c (print_operand): Add 'H'.
7815 (ix86_fixup_binary_operands): Split out from ...
7816 (ix86_expand_binary_operator): ... here.
7817 (ix86_fixup_binary_operands_no_copy): New.
7818 (ix86_expand_fp_absneg_operator): Handle vector mode results.
7819 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
7820 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
7821 (safe_vector_operand): Use CONST0_RTX.
7822 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
7823 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
7824 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
7825 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
7826 special cases.
7827 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7828 (IX86_BUILTIN_CMPNGESS): New.
7829 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7830 (attr type): Add sselog1.
7831 (attr unit, attr memory): Handle it.
7832 (movti, movti_internal, movti_rex64): Move near other integer moves.
7833 (movtf, movtf_internal): Move near other fp moves.
7834 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7835 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7836 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7837 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7838 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7839 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7840 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7841 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7842 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7843 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7844 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7845 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7846 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7847 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7848 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7849 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7850 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7851 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7852 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7853 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7854 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7855 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7856 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7857 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7858 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7859 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7860 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7861 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7862 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7863 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7864 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7865 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7866 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7867 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7868 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7869 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7870 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7871 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7872 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7873 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7874 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7875 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7876 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7877 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7878 same time.
7879 (SSEPUSH, push<SSEPUSH>): Remove.
7880 (MMXPUSH, push<MMXPUSH>): Remove.
7881 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7882 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7883 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7884 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7885 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7886 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7887 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7888 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7889 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7890 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7891 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7892 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7893 (ppro_sse_log_V4SF): Handle sselog1.
7894 * config/i386/predicates.md (const_0_to_1_operand): New.
7895 (const_0_to_255_mul_8_operand): New.
7896 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7897 (const_2_to_3_operand, const_4_to_7_operand): New.
7898 * config/i386/sse.md: New file.
7899 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7900 (sse_movups): Rename from sse_movups_1.
7901 (sse_loadlss): Rename from sse_loadss_1.
7902 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7903 from the name.
7904 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7905 (absv4sf2, negv2df, absv2df): New.
7906 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7907 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7908 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7909 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7910 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7911 (sse3_addsubv4sf3): Model correctly.
7912 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7913 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7914 (sse_movhlps): Model with vec_select+vec_concat.
7915 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7916 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7917 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7918 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7919 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7920 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7921 sse2_pshufhw_1): Likewise.
7922 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7923 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7924 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7925 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7926 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7927 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7928 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7929 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7930 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7931 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7932 sminv8hi3): Mark commutative
7933 operands. Use ix86_binary_operator_ok.
7934 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7935 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7936 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7937 sse2_punpcklqdq): Allow operand2 in memory.
7938 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7939 sse2_movsd): Add memory alternatives.
7940 (sse_storelps): Turn expander into an insn; split after reload.
7941 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7942 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7944 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7946 * configure.ac (DWARF-2 debug_line): Use objdump.
7947 * configure: Regenerate.
7949 2005-01-08 Jeff Law <law@redhat.com>
7950 Diego Novillo <dnovillo@redhat.com>
7952 PR tree-optimization/18241
7953 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7954 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7955 statements with volatile operands.
7956 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7957 operands after marking a statement with has_volatile_ops.
7959 2005-01-08 Roger Sayle <roger@eyesopen.com>
7961 * tree.c (int_fits_type_p): Always honor integer constant
7962 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7964 2005-01-08 Roger Sayle <roger@eyesopen.com>
7966 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7967 the latent bug in rtl_delete_block has been resolved.
7969 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7971 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7972 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7974 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7976 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7977 library as @multilib_dir@/$(SHLIB_SONAME).
7979 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7981 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7982 * configure: Regenerate.
7984 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7986 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7987 TYPE_MODE.
7989 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7991 PR target/13674
7992 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7993 Convert non-word aligned offset address using ld/std into
7994 indirect address.
7996 2005-01-07 Richard Henderson <rth@redhat.com>
7998 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
8000 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
8002 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
8004 2005-01-07 Jakub Jelinek <jakub@redhat.com>
8006 PR tree-optimization/19283
8007 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
8008 is not shorter than the original type.
8010 PR rtl-optimization/19012
8011 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
8013 PR rtl-optimization/18861
8014 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
8015 (FULL_STATE): Define.
8016 (mark_tablejump_edge): New function.
8017 (purge_dead_tablejump_edges): New function.
8018 (find_bb_boundaries): Use it.
8020 PR tree-optimization/18828
8021 * builtins.c (expand_builtin_next_arg): Remove argument and all
8022 the argument checking.
8023 (expand_builtin): Adjust caller.
8024 (expand_builtin_va_start): Likewise. Remove error for too many
8025 arguments.
8026 (fold_builtin_next_arg): Issue error for too many arguments.
8027 After checking arguments, replace them with magic arguments that
8028 prevent further checking of the args.
8030 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8032 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
8034 2005-01-06 Roger Sayle <roger@eyesopen.com>
8036 PR target/6077
8037 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
8038 and %{.S:...} (and their negative variants) to test whether the
8039 input file is assembler or pre-processed-assembler independent of
8040 the actual filename extension.
8042 2005-01-06 Roger Sayle <roger@eyesopen.com>
8044 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
8045 of sign or zero extended values.
8047 2005-01-06 Geoffrey Keating <geoffk@apple.com>
8049 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
8050 for IBM long double format correctly.
8052 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
8054 Fix PR tree-optimization/18792
8056 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
8057 to first_loop_depth, and use loop depth instead of loop number.
8058 (build_classic_dir_vector): Ditto.
8059 (compute_data_dependences_for_loop): Use depth, not loop number.
8060 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
8061 number. Pass in loops, instead of loop numbers.
8062 (gather_interchange_stats): Ditto.
8063 (linear_transform_loops): Ditto.
8065 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
8067 PR rtl-opt/13299
8068 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
8069 biv_fits_mode_p, extension_within_bounds_p): New functions.
8070 (check_ext_dependent_givs): Use them.
8072 2005-01-06 Roger Sayle <roger@eyesopen.com>
8074 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
8075 more than one barrier, in which case we should delete them all.
8077 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
8079 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
8081 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
8083 Fix PR middle-end/19286
8084 Fix PR debug/19267
8085 * dwarf2out.c (gen_subprogram_die): If we've already tried to
8086 output this subprogram, simply ignore this attempt to do it again.
8087 (add_abstract_origin_attribute): Don't abort trying to add the abstract
8088 origin attribute if it's not possible.
8089 (gen_block_die): Don't ignore subblocks of "unused" blocks.
8090 (decls_for_scope): Ditto.
8091 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
8092 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
8094 2005-01-05 Richard Henderson <rth@redhat.com>
8096 PR target/11327
8097 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
8098 (bdesc_2arg): Use it.
8099 (ix86_expand_binop_builtin): Force operands into registers
8100 when optimizing.
8101 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
8102 ix86_expand_sse_compare, ix86_expand_sse_comi,
8103 ix86_expand_builtin): Likewise.
8105 2005-01-05 Richard Henderson <rth@redhat.com>
8107 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
8108 and VEC_SELECT.
8109 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
8110 (mulv4hi3): Set itanium_class mmmul.
8111 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
8112 (fpack): Rename from fpack_sfsf.
8114 2005-01-05 Richard Henderson <rth@redhat.com>
8116 PR rtl-opt/10692
8117 * reload1.c (do_input_reload): Restrict the optimization deleteing
8118 a previous output reload to RELOAD_FOR_INPUT.
8120 2005-01-05 Steven Bosscher <stevenb@suse.de>
8122 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
8123 comment that we fall through after case.
8124 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
8125 (distribute_links): Likewise.
8126 * cse.c (cse_insn): Likewise.
8127 * cselib.c (cselib_invalidate_mem): Likewise.
8128 * df.c: Update comments at the top of the file.
8129 (read_modify_subreg_p): Update comments here too.
8130 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
8131 * flow.c (mark_set_1): Likewise.
8132 (mark_used_regs): Likewise.
8133 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8134 (canon_list_insert): Likewise.
8135 (mark_set): Likewise.
8136 (try_replace_reg): Likewise.
8137 (store_killed_in_insn): Likewise.
8138 * loop.c (count_one_set): Likewise.
8139 (basic_induction_var): Likewise.
8140 * postreload-gcse.c (find_mem_conflicts): Likewise.
8141 * postreload.c (reload_combine_note_store): Likewise.
8142 (move2add_note_store): Likewise.
8143 * reload.c (find_equiv_reg): Likewise.
8144 (mark_referenced_resources): Likewise.
8145 * rtlanal.c (set_noop_p): Likewise.
8146 (note_stores): Likewise.
8147 (note_uses): Likewise.
8148 * sched-deps.c (sched_analyze_1): Likewise.
8149 * sched-rgn.c (check_live_1): Likewise.
8150 (update_live_1): Likewise.
8151 * config/i860/i860.c: Likewise.
8153 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
8154 an lvalue.
8155 (ZERO_EXTRACT): Mention that this one can be an lvalue.
8157 * doc/rtl.texi: Update documentation for bit-fields and SET.
8159 2005-01-05 Roger Sayle <roger@eyesopen.com>
8161 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
8163 2005-01-05 Jan Hubicka <jh@suse.cz>
8164 Richard Henderson <rth@redhat.com>
8166 PR target/18910
8167 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
8168 with an offset.
8170 2005-01-05 Richard Henderson <rth@redhat.com>
8172 PR target/12902
8173 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
8174 (sse_shufps): Change operand 3 to const_int_operand.
8175 (sse2_storelps): Fix typo in template.
8176 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
8177 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
8178 (ix86_expand_builtin): Likewise.
8180 2005-01-05 Julian Brown <julian@codesourcery.com>
8182 * config/arm/arm.c (arm_return_in_memory): Treat complex types
8183 as aggregates for AAPCS ABIs.
8185 2005-01-05 Stan Shebs <shebs@apple.com>
8187 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
8188 Mach-O getters if ppc64.
8189 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
8190 size argument.
8191 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8192 signed four-byte field for global code case.
8193 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
8195 2005-01-05 Roger Sayle <roger@eyesopen.com>
8197 PR middle-end/19100
8198 * c-common.c: Include real.h.
8199 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
8200 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
8201 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
8202 * Makefile.in (c-common.o): Update dependencies.
8204 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8206 * c-parse.in (asm_string): Add trailing semicolon.
8208 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8210 * c-parse.in (asm_string): New. Don't allow wide strings in
8211 'asm'.
8212 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
8213 asm_string instead of STRING.
8215 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
8217 * c-typeck.c (constructor_no_implicit): Remove.
8218 (set_designator, process_init_element): Don't check
8219 constructor_no_implicit.
8221 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
8222 Kaz Kojima <kkojima@gcc.gnu.org>
8224 PR target/16482
8225 * lcm.c (create_pre_exit): New.
8226 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
8227 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
8229 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8231 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
8232 -msoft-float in target_float_switch.
8233 * arm.c (arm_override_options): Fix processing of target_float_switch.
8235 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
8237 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
8238 preferencing.
8240 2004-01-05 Uros Bizjak <uros@kss-loka.si>
8242 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
8243 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
8245 2005-01-04 Roger Sayle <roger@eyesopen.com>
8247 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
8248 if deleting the then-block allows the test-block to fallthru to the
8249 else-block.
8251 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
8253 PR c/19152
8254 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
8255 after the full declaration if the are in two different TUs.
8257 2005-01-04 Richard Henderson <rth@redhat.com>
8259 PR tree-opt/19158
8260 * tree-sra.c (generate_one_element_init): Just
8261 call gimplify_and_add.
8262 (generate_element_init): Record the
8263 new referenced variables and mark them for renaming
8264 and split out to ...
8265 (generate_element_init_1): This.
8266 (scalarize_init): Don't call push_gimplify_context/
8267 pop_gimplify_context.
8269 2005-01-04 Geoffrey Keating <geoffk@apple.com>
8271 * toplev.c (get_src_pwd): Handle failure of getpwd().
8273 2005-01-04 Roger Sayle <roger@eyesopen.com>
8275 * fold-const.c (fold_single_bit_test): Delete unreachable handling
8276 of TRUTH_NOT_EXPR.
8277 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
8278 all the cases handled by it are inverted by invert_truthvalue.
8280 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8282 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
8283 (save_register_windowsi): Likewise.
8285 2005-01-04 Richard Henderson <rth@redhat.com>
8287 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
8289 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8291 PR middle-end/17767
8292 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
8293 any simplifications of vector mode comparison operators.
8294 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
8296 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
8297 Devang Patel <dpatel@apple.com>
8299 PR tree-optimization/18308
8300 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
8301 the operands before creating a new expression.
8302 * dojump.c (do_jump): Make drop_through_label available
8303 for all cases. Add expansion of COND_EXPR.
8305 2005-01-04 Ira Rosen <irar@il.ibm.com>
8307 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
8308 INTEGER_CST instead of TREE_CONSTANT.
8309 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
8310 instead of TREE_CONSTANT.
8311 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
8312 instead of TREE_CONSTANT.
8314 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8316 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
8318 2005-01-04 Uros Bizjak <uros@kss-loka.si>
8320 PR target/19240
8321 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
8322 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
8324 2005-01-03 Richard Henderson <rth@redhat.com>
8326 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
8327 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
8328 fold_convert_const_real_from_real): Split out from ...
8329 (fold_convert_const): ... here.
8331 2005-01-03 Richard Henderson <rth@redhat.com>
8333 PR target/19235
8334 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
8335 (mov<MMXMODEI>_internal): Likewise.
8336 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
8337 Add V2SF case; use it for SSE1; don't use TI.
8338 (movdf_integer): Likewise.
8339 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
8341 2005-01-03 Ira Rosen <irar@il.ibm.com>
8343 * tree-vectorizer.c (vect_strip_conversions): New function.
8344 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
8345 check for binary class.
8347 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
8349 Fix PR debug/17924
8350 Fix PR debug/19191
8351 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
8352 is a decl.
8353 * gimple-low.c (mark_blocks_with_used_vars): New function.
8354 (mark_blocks_with_used_subblocks): Ditto.
8355 (mark_used_blocks): Ditto.
8356 (pass_mark_used_blocks): New pass.
8357 * tree-inline.c: Include debug.h.
8358 (expand_call_inline): Call outlining_inline_function here.
8359 * tree-optimize.c (init_tree_optimization_passes): Add
8360 pass_mark_used_blocks.
8361 * tree-pass.h (pass_mark_used_blocks): New.
8362 * Makefile.in (tree-inline.o): Add debug.h dependency.
8364 2005-01-03 Geoffrey Keating <geoffk@apple.com>
8366 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
8367 VAR_DECLs to have weak_import attribute.
8369 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
8370 'struct ucontext'.
8372 2004-01-03 Steven Bosscher <stevenb@suse.de>
8374 * passes.c (rest_of_compilation): Don't run regmove if only
8375 flag_expensive_optimizations, require flag_regmove instead.
8377 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8379 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
8380 register "sparc".
8381 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
8382 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8383 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
8384 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8386 2005-01-03 Richard Henderson <rth@redhat.com>
8388 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
8389 (ia64_const_ok_for_letter_p): New.
8390 (ia64_const_double_ok_for_letter_p): New.
8391 (ia64_extra_constraint): New.
8392 (ia64_expand_vecint_compare): New.
8393 (ia64_expand_vcondu_v2si): New.
8394 (ia64_expand_vecint_cmov): New.
8395 (ia64_expand_vecint_minmax): New.
8396 (ia64_print_operand): Add 'v'.
8397 (ia64_preferred_reload_class): New.
8398 (ia64_vector_mode_supported_p): New.
8399 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
8400 (PREFERRED_RELOAD_CLASS): Move to function.
8401 (CONST_OK_FOR_LETTER_P): Move to function.
8402 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
8403 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
8404 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
8405 (EXTRA_CONSTRAINT): Move to function.
8406 * config/ia64/ia64.md: Include vect.md.
8407 (itanium_class): Add mmalua.
8408 (type): Handle it.
8409 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
8410 (1b_mmalua): New.
8411 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
8412 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
8413 CONST0_RTX.
8414 (const_int_2bit_operand): New.
8415 (fr_reg_or_0_operand): New.
8416 * config/ia64/ia64-modes.def: Add vector modes.
8417 * config/ia64/ia64-protos.h: Update.
8418 * config/ia64/vect.md: New file.
8420 2005-01-03 Richard Henderson <rth@redhat.com>
8422 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
8424 2005-01-03 Uros Bizjak <uros@kss-loka.si>
8426 PR target/19236
8427 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
8428 to SFmode.
8429 (log1pdf2): Change mode of operands[0,1] to DFmode.
8431 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
8433 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
8434 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
8435 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
8436 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
8437 SPARC_RELAXED_ORDERING.
8439 2005-01-03 Richard Henderson <rth@redhat.com>
8440 Uros Bizjak <uros@kss-loka.si>
8442 PR target/14631
8443 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
8444 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
8445 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
8446 handling.
8447 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
8448 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
8449 const_pow2_1_to_128_operand): New predicates.
8451 2005-01-02 Greg McGary <greg@mcgary.org>
8453 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
8454 anonymous decls.
8455 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
8456 object. [ptr_type]: Remove unused variable.
8457 Remember nearest addressable array-element or record-component
8458 when checking bitfield components. Tolerate empty BIND_EXPR.
8460 2005-01-01 Richard Henderson <rth@redhat.com>
8462 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
8463 that don't narrow the value. Fail for other conversions.
8465 2005-01-01 Richard Henderson <rth@redhat.com>
8467 PR c/19031
8468 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
8469 * c-lang.c (finish_file): Don't do it here.
8470 * objc/objc-act.c (objc_finish_file): Likewise.
8472 * cgraph.c (decl_assembler_name_equal): New.
8473 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
8474 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
8475 * cgraph.h (struct cgraph_varpool_node): Add next.
8476 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
8477 * varasm.c (assemble_alias): Mark the target as needed.
8479 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
8481 PR middle-end/19221
8482 * function.c (get_arg_pointer_save_area): Use entry_of_function
8483 instead of get_insns.
8485 2005-01-01 Roger Sayle <roger@eyesopen.com>
8486 Andrew Pinski <pinskia@physics.uc.edu>
8487 James E. Wilson <wilson@specifixinc.com>
8489 PR rtl-optimization/12092
8490 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
8491 is zero.
8493 2005-01-01 Roger Sayle <roger@eyesopen.com>
8494 Olivier Hainque <hainque@act-europe.fr>
8496 * tree.c (int_fits_type_p): A narrower type always fits in a
8497 wider one, except for negative values into unsigned types.
8499 2005-01-01 Roger Sayle <roger@eyesopen.com>
8501 * tree.c (int_fits_type_p): Compare the result of force_fit_type
8502 with the original constant rather than require TREE_OVERFLOW.
8504 2005-01-01 Steven Bosscher <stevenb@suse.de>
8506 PR middle-end/17544
8507 * c-decl.c (finish_function): If compiling C99, annotate the
8508 compiler generated return with the current file name and line 0.
8509 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
8510 the source line is greater than 0.
8511 (remove_bb): Likewise.
8513 See ChangeLog.12 for earlier changes.