1 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4 * config/i386/i386.c (print_operand): Handle ';' code. Output
5 semicolon for TARGET_MACHO.
6 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7 emit semicolon after 'lock' prefix.
8 (sync_double_compare_and_swap<mode>): Ditto.
9 (*sync_double_compare_and_swapdi_pic): Ditto.
10 (*sync_compare_and_swap_cc<mode>): Ditto.
11 (sync_double_compare_and_swap_cc<mode>): Ditto.
12 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
13 (sync_old_add<mode>): Ditto.
14 (sync_add<mode>): Ditto.
15 (sync_sub<mode>): Ditto.
16 (sync_ior<mode>): Ditto.
17 (sync_and<mode>): Ditto.
18 (sync_xor<mode>): Ditto.
20 2007-08-22 Chao-ying Fu <fu@mips.com>
22 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
24 (copy_rtx): Handle CONST_FIXED.
25 (rtx_equal_p): Likewise.
26 * rtl.h (fixed_value.h): New include.
27 (rtx_def): Add a new field of fixed_value to u.
28 (XCNMPFV): Define for accessing fixed_value.
29 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
31 * rtl.def (CONST_FIXED): New constant.
32 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
33 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
34 US_ASHIFT): New codes.
35 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
36 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
37 unsigned_fract_convert, unsigned_sat_fract): Document them.
38 * varasm.c (assemble_integer): Extend to support fixed-point constants
39 by using different machine classes.
40 (decode_addr_const): Handle FIXED_CST.
41 (const_hash_1): Likewise.
42 (compare_constant): Likewise.
43 (copy_constant): Likewise.
44 (const_rtx_hash_1): Handle CONST_FIXED.
45 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
46 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
48 (initializer_constant_valid_p): Handle FIXED_CST.
49 (output_constant): Support FIXED_POINT_TYPE.
50 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
51 * cse.c (hash_rtx): Support CONST_FIXED.
52 (exp_equiv_p): Likewise.
53 (cannon_reg): Likewise.
55 (equiv_constant): Likewise.
56 (cse_process_notes_1): Likewise.
57 (count_reg_usage): Likewise.
58 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
59 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
60 (wrap_constant): Check CONST_FIXED.
61 (cselib_hash_rtx): Support CONST_FIXED.
62 (cselib_subst_to_values): Likewise.
63 * df-scan.c (df_uses_record): Likewise.
64 * gcse.c (want_to_gcse_p): Likewise.
65 (oprs_unchanged_p): Likewise.
66 (oprs_not_set_p): Likewise.
67 (compute_transp): Likewise.
68 (extract_mentioned_regs_helper): Likewise.
69 * genemit.c (gen_exp): Likewise.
70 * local-alloc.c (equiv_init_varies_p): Likewise.
71 (contains_replace_regs): Likewise.
72 (memref_referenced_p): Likewise.
73 * loop-invariant.c (check_maybe_invariant): Likewise.
74 (hash_invariant_expr_1): Likewise.
75 (invariant_expr_equal_p): Likewise.
76 * postreload-gcse.c (oprs_unchanged_p): Likewise.
77 * regclass.c (reg_scan_mark_refs): Likewise.
78 * regrename.c (scan_rtx): Likewise.
79 * resource.c (mark_referenced_resources): Likewise.
80 (mark_set_resources): Likewise.
81 * rtlanal.c (rtx_unstable_p): Likewise.
82 (rtx_varies_p): Likewise.
83 (count_occurrences): Likewise.
84 (reg_mentioned_p): Likewise.
85 (modified_between_p): Likewise.
86 (modified_in_p): Likewise.
87 (volatile_insn_p): Likewise.
88 (volatile_refs_p): Likewise.
89 (side_effects_p): Likewise.
90 (may_trap_p_1): Likewise.
91 (inequality_comparisons_p): Likewise.
92 (computed_jump_p_1): Likewise.
93 (commutative_operand_precedence): Likewise.
94 * sched-deps.c (sched_analyze_2): Likewise.
95 * sched-vis.c (print_value): Likewise.
96 * reload.c (operands_match_p): Likewise.
97 (subst_reg_equivs): Likewise.
98 * reload1.c (eliminate_regs_1): Likewise.
99 (elimination_effects): Likewise.
100 (scan_paradoxical_subregs): Likewise.
101 * alias.c (rtx_equal_for_memref_p): Likewise.
102 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
103 * emit-rtl.c (const_fixed_htab): New hash table.
104 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
106 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
107 const_fixed_from_fixed_value): New functions.
108 (verify_rtx_sharing): Handle CONST_FIXED.
109 (copy_rtx_if_shared_1): Likewise.
110 (reset_used_flags): Likewise.
111 (set_used_flags): Likewise.
112 (copy_insn_1): Likewise.
113 (init_emit_once): Create const_fixed_htab.
114 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
116 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
118 PR tree-optimization/32949
119 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
120 before failing for ivs with non-constant step.
122 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
124 * doc/md.texi (Iterators): Renamed from Macros. All contents
125 changed to reflect rename of respectively define_code_macro and
126 define_mode_macro to define_code_iterator and define_mode_iterator.
127 (Mode Iterators, Code Iterators): Similar.
128 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
129 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
130 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
131 (initialize_iterators, find_iterator, check_code_iterator)
132 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
133 (read_mapping, read_rtx_1): Similar.
134 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
135 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
136 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
137 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
138 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
139 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
140 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
141 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
142 config/rs6000/sync.md, config/rs6000/rs6000.md,
143 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
144 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
145 config/vax/vax.md, config/bfin/bfin.md: Similar.
147 2007-08-22 David Daney <ddaney@avtrex.com>
149 * doc/install.texi (Testing): Mention testing on a simulator.
151 2007-08-22 Janis Johnson <janis187@us.ibm.com>
153 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
155 * doc/libgcc.texi (Decimal float library routines): Fix formatting
156 and rearrange floating point conversion functions into different
159 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
161 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
162 dfa_post_advance_cycle): New scheduler hooks.
163 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
164 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
166 (TARGET_SCHED): Use them.
167 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
168 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
169 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
171 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
172 function to facilitate debugging.
173 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
174 (output_insn_has_dfa_reservation_p): New static function to output
175 insn_has_dfa_reservation_p ().
176 (write_automata): Use it.
177 * genattr.c (main): Output declaration for
178 insn_has_dfa_reservation_p ().
180 2007-08-22 Christian Bruel <christian.bruel@st.com>
181 Richard Guenther <rguenther@suse.de>
183 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
184 * simplify_rtx (simplify_binary_operation_1): Likewise.
186 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
188 PR rtl-optimization/32557
189 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
190 of REGNO (mws->mw_reg).
192 2007-08-22 Richard Guenther <rguenther@suse.de>
195 * builtins.c (expand_builtin_int_roundingfn): Replace call
196 argument wrapped with SAVE_EXPR directly.
197 (expand_builtin_int_roundingfn_2): Likewise.
199 2007-08-22 Richard Guenther <rguenther@suse.de>
201 * tree-inline.c (inlinable_function_p): Restore disregarding
202 inline limits for GNU extern inline functions.
204 2007-08-22 Richard Guenther <rguenther@suse.de>
207 * tree.c (host_integerp): Treat sizetype as signed as it is
210 2007-08-21 Ian Lance Taylor <iant@google.com>
212 PR tree-optimization/33134
213 * tree-vrp.c (adjust_range_with_scev): Call
214 set_value_range_to_value.
216 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
218 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
221 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
223 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
226 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
228 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
229 cases to set eight bytes at a time.
230 (expand_block_move): Likewise.
232 2007-08-21 Jakub Jelinek <jakub@redhat.com>
235 * dwarf2out.c (gen_decl_die): Don't call
236 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
238 2007-08-21 Paul Brook <paul@codesourcery.com>
239 Nathan Sidwell <nathan@codesourcery.com>
240 Mark Mitchell <mark@codesourcery.com>
241 Joseph Myers <joseph@codesourcery.com>
243 * configure.ac: Add --with-pkgversion and --with-bugurl.
244 * configure: Regenerate.
245 * doc/install.texi: Document them.
246 * version.c (version_string): Remove VERSUFFIX.
248 (pkgversion_string): New.
249 (bug_report_url): Do not hard-code initializer.
250 * version.h (pkgversion_string): Declare.
251 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
253 (version.o): Define PKGVERSION and BUGURL.
254 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
255 (%.pod): Define BUGURL.
256 * gcc.c (process_command, main): Use pkgversion_string.
257 * toplev.c (compile_file, print_version): Likewise.
258 * protoize.c (main): Likewise.
259 * gcov.c (print_version): Likewise. Update copyright date.
260 * gcov-dump.c (print_version): Likewise. Update copyright date.
261 * mips-tdump.c (main): Likewise. Update copyright date.
262 * mips-tfile.c (main): Likewise. Update copyright date.
263 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
264 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
266 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
267 * doc/gccint.texi: Likewise.
268 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
269 Update copyright date.
271 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
273 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
274 (ix86_expand_strlensi_unroll_1): Ditto.
275 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
276 (ix86_expand_carry_flag_compare): Update comment.
278 2007-08-21 Jakub Jelinek <jakub@redhat.com>
281 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
282 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
284 2007-08-21 Richard Guenther <rguenther@suse.de>
286 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
288 2007-08-21 Richard Guenther <rguenther@suse.de>
291 * fold-const.c (fold_binary): Remove index +p PTR folding.
292 Fix types of POINTER_PLUS_EXPR generated by folding of
295 2007-08-20 Chao-ying Fu <fu@mips.com>
297 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
298 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
299 RID_ONEWAY, so that it can be checked in declspecs_add_type.
300 (c_common_fixed_point_type_for_size): Declare.
301 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
302 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
303 (c_token_starts_declspecs): Likewise.
304 (c_parser_declspecs): Likewise.
305 (c_parser_attributes): Likewise.
306 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
307 (c_declspecs): Add saturating_p.
308 * c-decl.c (build_null_declspecs): Initialize saturating_p.
309 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
310 _Sat. Handle RID_SAT.
311 Avoid using void, bool, char, int, float, double, _Decimal32,
312 _Decimal64, _Decimal128, and complex with _Sat.
313 Handle RID_FRACT and RID_ACCUM.
314 Make sure _Sat is used with _Fract or _Accum.
315 (finish_declspecs): Handle cts_fract and cts_accum.
316 * c-common.c (fixed-value.h): New include.
317 (constant_expression_warning): Handle FIXED_CST.
318 (overflow_warning): Likewise.
319 (warnings_for_convert_and_check): Likewise.
320 (c_common_fixed_point_type_for_size): New.
321 (c_common_type_for_mode): Handle fixed-point modes to
322 return various saturating/non-saturating, signed/unsigned types.
323 (c_common_signed_or_unsigned_type): Support fixed-point types.
324 (shorten_compare): Check fixed-point zero.
325 Handle FIXED_POINT_TYPE.
326 (c_common_truthvalue_conversion): Handle FIXED_CST.
327 Handle FIXED_POINT_TYPE.
328 (c_common_nodes_and_builtins): Record builtin types for fixed-point
330 (handle_mode_attribute): Handle fixed-point modes. Need to check
331 if the signness of base type and fixed-point modes are consistent.
332 (handle_vector_size_attribute): Handle fixed-point modes.
333 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
334 (warn_for_div_by_zero): Check fixed-point zero.
335 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
336 a common fixed-point type based on fbit, ibit, sign, and saturation.
337 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
338 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
339 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
340 (convert_for_assignment): Support FIXED_POINT_TYPE.
341 (digest_init): Handle FIXED_POINT_TYPE.
342 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
343 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
344 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
345 GE_EXPR, LT_EXPR, GT_EXPR.
346 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
347 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
348 * target.h (gcc_target): Add fixed_point_supported_p.
349 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
350 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
351 (default_fixed_point_supported_p): Define.
352 * targhooks.h (default_fixed_point_supported_p): Declare.
353 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
354 * doc/install.texi (Configuration): Add --enable-fixed-point.
355 * configure.ac (--enable-fixed-point): New to enable fixed-point
356 arithmetic extension to C. For mips targets, we enable it by default.
357 * configure, config.in: Regenerate.
359 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
361 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
363 2007-08-20 David Edelsohn <edelsohn@gnu.org>
365 * dwarf2out.c (text_section_used): Move declaration outside ifdef
366 DWARF2_DEBUGGING_INFO.
367 (cold_text_section_used): Same.
368 (cold_text_section): Same.
370 2007-08-20 Richard Guenther <rguenther@suse.de>
372 * c-typeck.c (convert_for_assignment): Use the type of
373 the member for the initialization.
375 2007-08-20 Richard Guenther <rguenther@suse.de>
377 * c-objc-common.c (c_disregard_inline_limits): Remove.
378 * c-objc-common.h (c_disregard_inline_limits): Likewise.
379 * cgraphunit.c (cgraph_process_new_functions): Call
380 disregard_inline_limits_p.
381 (cgraph_preserve_function_body_p): Likewise.
382 * ipa-inline.c (compute_inline_parameters): Likewise.
383 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
385 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
386 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
387 disregard_inline_limits langhook.
388 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
390 * langhooks.h (lang_hooks_for_tree_inlining): Remove
391 disregard_inline_limits langhook.
392 * tree-inline.c (disregard_inline_limits_p): New function.
393 * tree-inline.h (disregard_inline_limits_p): Declare.
395 2007-08-20 Richard Guenther <rguenther@suse.de>
397 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
398 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
399 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
400 auto_var_in_fn_p langhook.
401 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
403 * tree.c (auto_var_in_fn_p): ... here.
404 (find_var_from_fn): Call auto_var_in_fn_p directly.
405 * langhooks.h (lang_hooks_for_tree_inlining): Remove
406 auto_var_in_fn_p langhook.
407 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
408 (copy_body_r): Likewise.
409 (self_inlining_addr_expr): Likewise.
410 * tree.h (auto_var_in_fn_p): Declare.
412 2007-08-20 Richard Guenther <rguenther@suse.de>
414 * tree.c (WALK_SUBTREE): Call walk_tree_1.
415 (walk_type_fields): Take lh parameter.
416 (walk_tree): Rename to ...
417 (walk_tree_1): ... this. Do not call the walk_subtrees
418 langhook but the now passed callback. Pass lh on recursion.
419 (walk_tree_without_duplicates): Rename to ...
420 (walk_tree_without_duplicates_1): ... this. Take lh parameter
421 and call walk_tree_1.
422 * tree.h (walk_tree_lh): New typedef.
423 (walk_tree_1): Declare.
424 (walk_tree_without_duplicates_1): Likewise.
425 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
426 (walk_tree_without_duplicates): New define to
427 walk_tree_without_duplicates_1 with NULL lh parameter.
428 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
429 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
431 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
432 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
433 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
436 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
439 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
440 code in front of the compacting of basic blocks.
441 Move the folding of statements inbetween the cgraph checking
442 and compacting of basic blocks.
444 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
445 Serge Belyshev <belyshev@depni.sinp.msu.ru>
448 * config/alpha/alpha.c (va_list_skip_additions): Check for
449 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
450 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
451 PLUS_EXPR when checking ap.__base.
452 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
453 when doing addition on pointer types. Use size_int instead of
455 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
456 ptr_type in the second operand.
458 2007-08-19 Andrew Pinski <pinskia@gmail.com>
461 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
463 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
466 * cfgexpand.c (expand_one_register_var): Mark pointer
467 DECL_ARTIFICIAL as REG_POINTER also.
468 * stmt.c (expand_decl): Likewise.
470 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
477 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
478 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
479 on_worklist argument and avoid adding things to worklist multiple
481 (add_to_worklist): Ditto.
482 (mark_aliases_call_clobbered): Mark entire structure clobbered if
483 single SFT is clobbered.
484 (set_initial_properties): Ditto.
485 (compute_call_clobbered): Update for changes to function
487 (create_overlap_variables_for): Always create SFT for offset 0.
488 (create_structure_vars): Handle PHI's, since we are in SSA form at
490 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
491 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
493 (add_vars_for_offset): Figure out aliases from access + points-to.
494 (add_virtual_operand): Use add_vars-for_offset.
495 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
496 (add_call_clobber_ops): Remove makes_clobbering_call set.
497 (get_expr_operands): Always pass through the INDIRECT_REF
499 * tree-ssa-structalias.c (struct constraint_graph): Remove
501 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
502 address_taken, pt_used, number_incoming.
503 (FIRST_ADDR_NODE): Removed.
504 (merge_graph_nodes): Remove broken code for the moment.
505 (init_graph): New function.
506 (build_pred_graph): Remove code to init_graph.
507 Add location equivalence support.
508 (struct scc_info): Rename roots to deleted.
510 (init_scc_info): Ditto
511 (init_topo_info): Use graph->size.
512 (compute_topo_order): Ditto.
513 (do_da_constraint): Removed.
514 (do_sd_constraint): Remove calls to find().
515 set_union_with_increment should always get 0 as last arg here.
516 (do_complex_constraint): Replace do_da_constraint with assert.
518 (struct equiv_class_label): New.
519 (pointer_equiv_class_table): Ditto.
520 (location_equiv_class_table): Ditto.
521 (equiv_class_label_hash): Ditto.
522 (equiv_class_label_eq): Ditto
523 (equiv_class_lookup): Ditto.
524 (equiv_class_ladd): Ditto.
525 (pointer_equiv_class): Ditto.
526 (location_equiv_class): Ditto.
527 (condense_visit): Rename and rewrite from label_visit to do only
528 SCC related stuff for HU.
529 (label_visit): Do HU work for HU.
530 (perform_var_substitution): Update to do HU and location
532 (free_var_substitution_info): Update to free HU and location
533 equivalence structures. */
534 (find_equivalent_node): Update for pointer but not location
536 (unite_pointer_equivalences): New function.
537 (move_complex_constraints): Rewrite to only do moving.
538 (rewrite_constraints): Split out of move_complex_constraints.
539 (solve_graph): Use graph->size.
540 (process_constraint_1): Add from_call argument, use it.
541 Split *a = &b into two constraints.
542 (process_constraint): Use new process_constraint_1.
543 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
544 (get_constraint_for): Handle non-pointer integers properly.
545 Remove code that used to handle structures.
546 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
547 with unknown addends.
548 (handle_rhs_call): New function.
549 (find_func_aliases): Use handle_rhs_call.
550 (set_uids_in_ptset): Add an assert.
551 (set_used_smts): Fix bug in not considering unified vars.
552 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
553 (compute_points_to_sets): Update for other function changes.
554 (delete_points_to_sets): Ditto.
555 (ipa_pta_execute): Ditto.
556 (pass_ipa_pta): We need to update SSA after ipa_pta.
558 2007-08-19 Jan Hubicka <jh@suse.cz>
560 * i386.md: Replace "rim" and "mri" constraints by "g".
562 2007-08-19 Joseph Myers <joseph@codesourcery.com>
564 * dwarf2out.c (text_section_used, cold_text_section_used,
565 cold_text_section, dwarf2out_note_section_used): New.
566 (dwarf2out_init): Initialize cold_text_section.
567 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
568 dwarf2out_note_section_used.
569 (size_of_aranges): Only count entry for text section if it was
570 used. Count entry for cold text section if it was used.
571 (output_aranges): Only output entries for text section and cold
572 text section if they were used.
574 2007-08-19 Andrew Pinski <pinskia@gmail.com>
576 * tree-pretty-print.c (debug_generic_expr): Add a comment about
578 (debug_generic_stmt): Likewise.
579 (debug_tree_chain): Likewise.
581 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
583 * tree-data-refs.c (split_constant_offset): Expose.
584 * tree-data-refs.h (split_constant_offset): Add declaration.
586 * tree-vectorizer.h (dr_alignment_support): Renamed
587 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
588 Added a new value dr_explicit_realign.
589 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
590 dr_offset, dr_step, and dr_aligned_to, along with new access
591 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
592 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
593 STMT_VINFO_DR_ALIGNED_TO.
595 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
597 In case of outer-loop vectorization with non-fixed misalignment - use
598 the dr_explicit_realign scheme instead of the optimized realignment
600 (new_stmt_vec_info): Initialize new fields.
602 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
603 'nested_in_vect_loop' case. Change verbosity level.
604 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
605 Don't fail on zero step in the outer-loop for loads.
606 (vect_analyze_data_refs): Call split_constant_offset to calculate
607 base, offset and init relative to the outer-loop.
609 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
610 BSI function argument with a new function argument - at_loop.
611 Simplify the condition that determines STEP. Takes additional argument
612 INV_P. Support outer-loop vectorization (handle the
613 nested_in_vect_loop case), including zero step in the outer-loop. Call
614 vect_create_addr_base_for_vector_ref with additional argument.
615 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
616 Updated function documentation. Handle the 'nested_in_vect_loop' case.
617 Fixed and simplified calculation of step.
618 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
619 of bsi, and with additional argument. Call bump_vector_ptr with
620 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
621 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
622 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
623 when the realignment setup needs to take place inside the loop.
624 Support the dr_explicit_realign scheme. Allow generating the optimized
625 realignment scheme for outer-loop vectorization. Added documentation.
626 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
627 the 'nested_in_vect_loop' case, including loads that are invariant in
628 the outer-loop and the realignment schemes. Handle the case when the
629 realignment setup needs to take place inside the loop. Call
630 vect_setup_realignment with additional arguments. Call
631 vect_create_data_ref_ptr with additional argument and with loop instead
632 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
633 (vect_gen_niters_for_prolog_loop): Call
634 vect_create_addr_base_for_vector_ref with additional arguments.
635 (vect_create_cond_for_align_checks): Likewise.
636 (bump_vector_ptr): Updated to support the new dr_explicit_realign
637 scheme: takes additional argument bump; argument ptr_incr is now
638 optional; updated documentation.
639 (vect_init_vector): Takes additional argument (bsi). Use it, if
640 available, to insert the vector initialization.
641 (get_initial_def_for_induction): Pass additional argument in call to
643 (vect_get_vec_def_for_operand): Likewise.
644 (vect_setup_realignment): Likewise.
645 (vectorizable_load): Likewise.
647 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
649 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
650 as argument instead of struct loop.
651 (nested_in_vect_loop_p): New function.
652 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
654 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
655 from other phis in the loop.
656 (destroy_loop_vec_info): Add additional argument to declaration.
658 * tree-vectorizer.c (supportable_widening_operation): Also check if
659 nested_in_vect_loop_p (don't allow changing the order in this case).
660 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
661 of struct loop. Call nested_in_vect_loop_p and don't require
662 flag_unsafe_math_optimizations if it returns true.
663 (new_stmt_vec_info): When setting def_type for phis differentiate
664 loop-header phis from other phis.
665 (bb_in_loop_p): New function.
666 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
667 just update their loop_vinfo. Order of BB traversal now matters -
668 call dfs_enumerate_from with bb_in_loop_p.
669 (destroy_loop_vec_info): Takes additional argument to control whether
670 stmt_vinfo of the loop stmts should be destroyed as well.
671 (vect_is_simple_reduction): Allow the "non-reduction" use of a
672 reduction stmt to be defines by a non loop-header phi.
673 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
675 * tree-vect-transform.c (vectorizable_reduction): Call
676 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
677 (vectorizable_call): Likewise.
678 (vectorizable_conversion): Likewise.
679 (vectorizable_operation): Likewise.
680 (vectorizable_type_promotion): Likewise.
681 (vectorizable_type_demotion): Likewise.
682 (vectorizable_store): Likewise.
683 (vectorizable_live_operation): Likewise.
684 (vectorizable_reduction): Likewise. Also pass loop_info to
685 vect_is_simple_reduction instead of loop.
686 (vect_init_vector): Call nested_in_vect_loop_p.
687 (get_initial_def_for_reduction): Likewise.
688 (vect_create_epilog_for_reduction): Likewise.
689 (vect_init_vector): Check which loop to work with, in case there's an
691 (get_initial_def_for_inducion): Extend to handle outer-loop
692 vectorization. Fix indentation.
693 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
694 In the case vect_induction_def get the vector def from the induction
695 phi node, instead of calling get_initial_def_for_inducion.
696 (get_initial_def_for_reduction): Extend to handle outer-loop
698 (vect_create_epilog_for_reduction): Extend to handle outer-loop
700 (vect_transform_loop): Change assert to just skip this case. Add a
702 (vect_finish_stmt_generation): Add a couple asserts.
704 (vect_estimate_min_profitable_iters): Multiply
705 cost of inner-loop stmts (in outer-loop vectorization) by estimated
707 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
708 this is an inner-loop reduction in outer-loop vectorization.
710 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
711 Same code as what used to be vect_analyze_scalar_cycles, only with
712 additional argument loop, and loop_info passed to
713 vect_is_simple_reduction instead of loop.
714 (vect_analyze_scalar_cycles): Code factored out into
715 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
716 Updated documentation.
717 (analyze_operations): Check for inner-loop loop-closed exit-phis during
718 outer-loop vectorization that are live or not used in the outerloop,
719 cause this requires special handling.
720 (vect_enhance_data_refs_alignment): Don't consider versioning for
722 (vect_analyze_data_refs): Check that there are no datarefs in the
724 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
725 and vect_used_in_outer_by_reduction cases.
726 (process_use): Also consider the case of outer-loop stmt defining an
727 inner-loop stmt and vice versa.
728 (vect_analyze_loop_1): New function.
729 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
730 loops. Call vect_analyze_loop_1.
731 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
732 been vectorized. Call destroy_loop_vec_info with additional argument.
734 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
735 in the inner-loop when doing outer-loop vectorization. Add
736 documentation and printout.
737 (vect_recog_dot_prod_pattern): Likewise. Also add check for
738 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
740 2007-08-18 Andrew Pinski <pinskia@gmail.com>
742 * tree-affine.h (print_aff): New prototype.
743 (debug_aff): Likewise.
744 * tree-affine.c (print_aff): New function.
745 (debug_aff): Likewise.
747 2007-08-18 Paul Brook <paul@codesourcery.com>
748 Joseph Myers <joseph@codesourcery.com>
750 * common.opt (-fdebug-prefix-map=): New option.
751 * opts.c: Include debug.h.
752 (common_handle_option): Handle -fdebug-prefix-map.
753 * final.c: Include ggc.h.
754 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
755 remap_debug_filename): New.
756 * Makefile.in (final.o, opts.o): Update dependencies.
757 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
758 * configure.ac: Check for assembler --debug-prefix-map support.
759 * configure, config.in: Regenerate.
760 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
761 (ASM_DEBUG_SPEC): Include ASM_MAP.
762 * doc/install.texi (--with-debug-prefix-map): Document.
763 * doc/invoke.texi (-fdebug-prefix-map): Document.
764 * dbxout.c (dbxout_init, dbxout_start_source_file,
765 dbxout_source_file): Call remap_debug_filename.
766 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
767 dwarf2out_start_source_file, dwarf2out_finish): Call
768 remap_debug_filename.
769 (file_table_relative_p): Do not check d->emitted_number.
770 * toplev.c (output_file_directive): Call remap_debug_filename.
771 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
772 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
774 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
776 * loop-invariant.c (find_invariants_to_move): Add missing macro
779 2007-08-17 Tom Tromey <tromey@redhat.com>
781 * tree.h (struct tree_label_decl): Removed old "java" fields.
783 2007-08-17 Richard Sandiford <richard@codesourcery.com>
784 Nigel Stephens <nigel@mips.com>
786 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
787 Treat -mno-data-in-code and -mcode-xonly as aliases for
788 -mcode-readable=no and -mcode-readable=pcrel respectively.
789 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
790 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
791 (MULTILIB_DIRNAMES): Update accordingly.
793 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
795 * Makefile.in (version.o): Depend on $(REVISION) only if
796 REVISION_s is defined.
798 2007-08-17 Sa Liu <saliu@de.ibm.com>
799 Ulrich Weigand <uweigand@de.ibm.com>
802 * tree.c (reconstruct_complex_type): For a pointer to a vector,
803 use build_qualified_type to retain qualifiers of the base type.
805 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
807 * config/score/score.md : Update pattern tablejump.
808 * config/score/score.c : Update score_initialize_trampoline
810 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
811 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
812 * doc/contrib.texi: Add my entry.
814 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
816 * Makefile.in (REVISION): New.
819 (version.o): Also depend on $(REVISION). Add
820 -DREVISION=$(REVISION_s).
822 * version.c (version_string): Add REVISION.
824 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
826 * tree-eh.c (lower_try_finally_onedest): Reset the locus
827 of GOTO that's relocated to a different block.
829 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
831 * c-common.c (const_strip_array_types): New.
832 * c-common.h (lang_missing_noreturn_ok_p): Delete.
833 (const_strip_array_types): New.
834 * c-objc-common.c (c_disregard_inline_limits,
835 c_warn_unused_global_decl): Constify.
836 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
837 c_vla_type_p, c_incomplete_type_error): Likewise.
838 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
839 * hooks.c (hook_bool_const_tree_false): New.
840 * hooks.h (hook_bool_const_tree_false): Likewise.
841 * langhooks-def.h (lhd_warn_unused_global_decl,
842 lhd_incomplete_type_error, lhd_expr_size,
843 lhd_tree_inlining_disregard_inline_limits,
844 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
845 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
846 * langhooks.c (lhd_warn_unused_global_decl,
847 lhd_incomplete_type_error,
848 lhd_tree_inlining_disregard_inline_limits,
849 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
850 lhd_expr_size): Likewise.
851 * langhooks.h (lang_hooks_for_tree_inlining,
852 lang_hooks_for_tree_dump, lang_hooks_for_types,
853 lang_hooks_for_decls, lang_hooks): Likewise.
854 * pointer-set.c (pointer_set_t, pointer_set_create,
855 pointer_set_contains, insert_aux, pointer_set_insert,
856 pointer_set_traverse, pointer_map_t, pointer_map_create,
857 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
859 * pointer-set.h (pointer_set_contains, pointer_set_insert,
860 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
861 pointer_map_traverse): Likewise.
862 * predict.c (assert_is_empty): Likewise.
863 * tree-affine.c (free_name_expansion): Likewise.
864 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
865 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
866 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
868 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
870 * tree-vectorizer.c (new_loop_vec_info): Initialize new
872 (destroy_loop_vec_info): Add call to VEC_free.
873 * tree-vectorizer.h (may_alias_ddrs): Define.
874 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
875 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
876 Change reporting to dump.
877 (vect_is_duplicate_ddr): New.
878 (vect_mark_for_runtime_alias_test): New.
879 (vect_analyze_data_ref_dependences) Add call to
880 vect_mark_for_runtime_alias_test.
881 (vect_enhance_data_refs_alignment): Define local variable
882 vect_versioning_for_alias_required, don't perform
883 peeling for alignment if versioning for alias is
885 (vect_enhance_data_refs_alignment): Use
886 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
887 PARAM_VECT_MAX_VERSION_CHECKS.
888 * tree-vect-transform.c
889 (vect_create_cond_for_alias_checks): New.
890 (vect_transform_loop): Add call to
891 vect_create_cond_for_alias_checks.
892 (vect_vfa_segment_size): New.
893 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
895 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
896 * gcc/doc/invoke.texi
897 (vect-max-version-for-alignment-checks): Document.
898 (vect-max-version-for-alias-checks): Document.
899 (vect-max-version-checks): Remove.
901 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
904 the same line as the instruction for all asm dialects.
906 (*rep_movsi_rex64): Ditto.
908 (*rep_movqi_rex64): Ditto.
909 (*rep_stosdi_rex64): Ditto.
910 (*rep_stossi): Ditto.
911 (*rep_stossi_rex64): Ditto.
912 (*rep_stosqi): Ditto.
913 (*rep_stosqi_rex64): Ditto.
914 (*cmpstrnqi_nz_1): Ditto.
915 (*cmpstrnqi_nz_rex_1): Ditto.
916 (*cmpstrnqi_1): Ditto.
917 (*cmpstrnqi_rex_1): Ditto.
918 (*strlenqi_1): Ditto.
919 (*strlenqi_rex_1): Ditto.
920 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
921 prefix on the same line as the instruction for all asm dialects.
922 (sync_double_compare_and_swap<mode>): Ditto.
923 (*sync_double_compare_and_swapdi_pic): Ditto.
924 (*sync_compare_and_swap_cc<mode>): Ditto.
925 (sync_double_compare_and_swap_cc<mode>): Ditto.
926 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
927 (sync_old_add<mode>): Ditto.
928 (sync_add<mode>): Ditto.
929 (sync_sub<mode>): Ditto.
930 (sync_ior<mode>): Ditto.
931 (sync_and<mode>): Ditto.
932 (sync_xor<mode>): Ditto.
934 2007-08-16 Richard Sandiford <richard@codesourcery.com>
937 * reload.c (find_reloads): Check that the memory returned by
938 find_reloads_toplev was not the result of forcing a constant
940 (find_reloads_toplev): Always use simplify_gen_subreg to get
941 the subreg of a constant. If the result is also a constant,
942 but not a legitimate one, force it into the constant pool
943 and reload its address.
945 2007-08-15 David Edelsohn <edelsohn@gnu.org>
947 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
950 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
952 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
953 directive for the current vector ABI.
955 2007-08-15 Steve Ellcey <sje@cup.hp.com>
958 * caller-save.c (reg_save_code): Set invalide status on restore code.
960 2007-08-15 Diego Novillo <dnovillo@google.com>
962 * tree-ssa-alias.c (compute_memory_partitions): Use
963 alias_bitmap_obstack to allocate bitmaps.
964 (reset_alias_info): Factor out of init_alias_info.
965 Mark all name tags not associated to an SSA name for renaming.
966 (init_alias_info): Call it.
967 (create_name_tags): Tidy. Add comments.
968 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
970 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
972 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
973 scheduler dependencies.
975 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
977 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
979 (*iorsi_1_zext): Likewise.
980 (*iorsi_1_zext_imm): Likewise.
981 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
982 with "rm"/"xm" constraint.
983 (sse2_vmsqrtv2df2): Likewise.
985 2007-08-15 Jakub Jelinek <jakub@redhat.com>
988 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
991 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
993 * tree-pass.h (PROP_pta): Removed.
994 (TODO_rebuild_alias): New.
995 (pass_may_alias): Removed.
996 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
997 aliasing if we changed something.
998 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1000 (pass_may_alias): Removed.
1001 (create_structure_vars): Return TODO_rebuild_alias.
1002 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1003 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1005 (tree_sra_early): We never affect aliasing right now.
1006 * tree-flow.h (compute_may_aliases): New prototype.
1007 * passes.c: Remove pass_may_alias from the passes.
1008 (execute_function_todo): Support TODO_rebuild_alias.
1010 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1012 * i386.c: (legitimize_address): Move dllimported variable check
1013 infront of legitimizing pic address of CONST symbols.
1015 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1017 PR tree-optimization/32941
1018 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1019 (goto_queue_cmp): Remove.
1020 (find_goto_replacement): Change search method.
1021 (maybe_record_in_goto_queue): Add assert.
1022 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1023 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1025 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1027 * alias.c (component_uses_parent_alias_set): Constify.
1028 * alias.h (component_uses_parent_alias_set): Likewise.
1029 * cfgrtl.c (print_rtl_with_bb): Likewise.
1030 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1031 mpz_get_double_int): Likewise.
1032 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1033 mpz_get_double_int): Likewise.
1034 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1035 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1037 * expr.h (safe_from_p): Likewise.
1038 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1040 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1041 zero_sized_type, goa_lhs_expr_p): Likewise.
1042 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1043 * rtl.h (print_rtl_with_bb): Likewise.
1044 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1045 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1046 * tree-flow-inline.h (bb_stmt_list): Constify.
1047 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1049 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1050 const_first_stmt, const_last_stmt): New.
1051 (block_may_fallthru, empty_block_p): Constify.
1052 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1053 EXPR_ONLY_BODY): New.
1054 (expr_first, expr_last, expr_only): Use macro for body.
1055 (const_expr_first, const_expr_last, const_expr_only): New.
1056 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1057 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1058 ctsi_prev, ctsi_stmt): New.
1059 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1060 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1061 * tree-ssa-loop-niter.c (loop_only_exit_p,
1062 derive_constant_upper_bound): Likewise.
1063 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1064 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1065 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1066 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1067 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1068 * tree.c (get_type_static_bounds): Likewise.
1069 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1070 (get_type_static_bounds): Constify.
1072 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1075 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1076 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1077 (*<addsub><mode>3_cc_overflow): New.
1078 (*add<mode>3_cconly_overflow): New.
1079 (*sub<mode>3_cconly_overflow): New.
1080 (*<addsub>si3_zext_cc_overflow): New.
1081 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1082 CCCmode for LTU, GTU, LEU and GEU.
1083 (ix86_comparison_operator): Likewise.
1084 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1085 * config/i386/i386.c (put_condition_code): Support CCCmode.
1086 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1087 or MINUS expressions.
1089 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1092 * c-typeck.c (build_binary_op): Disallow vector float types with
1093 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1095 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1097 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1098 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1099 (dep_def): New typedef.
1100 (init_dep_1, sd_debug_dep): Declare functions.
1101 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1102 (debug_dep_links): Remove.
1103 (struct _deps_list): New field 'n_links'.
1104 (DEPS_LIST_N_LINKS): New macro.
1105 (FOR_EACH_DEP_LINK): Remove.
1106 (create_deps_list, free_deps_list, delete_deps_list): Remove
1108 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1109 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1110 (copy_deps_list_change_con, move_dep_link): Ditto.
1111 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1112 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1114 (INSN_BACK_DEPS): Remove.
1115 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1117 (INSN_DEP_COUNT): Remove.
1118 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1119 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1120 Declare global variables.
1121 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1122 (add_forw_dep, compute_forward_dependences): Remove declarations.
1123 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1124 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1125 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1127 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1129 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1130 (sd_list_types_def): New typedef.
1131 (sd_next_list): Declare function.
1132 (struct _sd_iterator): New type.
1133 (sd_iterator_def): New typedef.
1134 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1136 (FOR_EACH_DEP): New cycle wrapper.
1137 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1139 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1140 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1143 * sched-deps.c (init_dep_1): Make global.
1144 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1146 (dump_dep): New static function.
1147 (dump_dep_flags): New static variable.
1148 (sd_debug_dep): New function.
1149 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1151 (move_dep_link): Use remove_from_deps_list (), instead of
1153 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1154 (dep_link_is_detached_p): New static function.
1155 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1157 (dn_pool, dl_pool): New alloc_pools.
1158 (dn_pool_diff, dl_pool_diff): New static variables.
1159 (create_dep_node, delete_dep_node): New static function.
1160 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1161 (deps_list_empty_p): Make it static. Use 'n_links' field.
1162 (deps_pools_are_empty_p): New static function.
1163 (alloc_deps_list, delete_deps_list): Remove.
1164 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1165 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1166 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1167 (forward_dependency_cache): Remove.
1168 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1169 'back' from the names. Change signature to use dep_t instead of
1171 (add_back_dep): Ditto. Make global.
1172 (check_dep_status): Rename to check_dep ().
1173 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1175 (sd_finish_insn): Ditto.
1176 (sd_find_dep_between_no_cache): New static function.
1177 (sd_find_dep_between): New function.
1178 (ask_dependency_caches, set_dependency_caches): New static functions.
1179 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1180 (add_or_update_dep_1): Separate pieces of functionality into
1181 ask_dependency_caches (), update_dependency_caches (),
1182 change_spec_dep_to_hard (), update_dep ().
1183 (get_back_and_forw_lists): New static function.
1184 (sd_add_dep): Separate setting of dependency caches into
1185 set_dependency_caches ().
1186 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1188 (sd_delete_dep): Ditto.
1189 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1190 (dump_lists): New static function.
1191 (sd_debug_lists): New debug function.
1192 (delete_all_dependences, fixup_sched_groups): Update to use
1193 sd_* infrastructure.
1194 (sched_analyze_2): Create data-speculative dependency only if
1195 data-speculation is enabled.
1196 (sched_analyze_insn): If insn cannot be speculative, make all its
1197 dependencies non-speculative.
1198 (sched_analyze): Use sd_init_insn ().
1199 (add_forw_dep, compute_forward_dependencies): Remove.
1200 (delete_dep_nodes_in_back_deps): New static function.
1201 (sched_free_deps): New function.
1202 (init_dependency_caches): Init alloc_pools.
1203 (extend_depedency_caches): Update after removing of
1204 forward_dependency_cache.
1205 (free_dependency_caches): Ditto. Free alloc_pools.
1206 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1207 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1209 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1210 (add_dependence): Use init_dep ().
1211 (get_dep_weak_1): New static function.
1212 (get_dep_weak): Move logic to get_dep_weak_1 ().
1213 (dump_ds): New static function moved from haifa-sched.c:
1214 debug_spec_status ().
1215 (debug_ds): New debug function.
1216 (check_dep_status): Rename to check_dep (). Update to check whole
1219 * haifa-sched.c (spec_info): Make global.
1220 (added_recovery_block_p): Rename to
1221 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1222 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1223 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1224 to use new interfaces.
1225 (ok_for_early_queue_removal): Ditto.
1226 (schedule_block): Initialize logical uids of insns emitted by the
1228 (sched_init): Initialize new variable.
1229 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1231 (extend_global): Initialize insn data.
1232 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1233 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1235 (add_to_speculative_block): Update to use new interfaces.
1236 (create_recovery_block): Set new variables.
1237 (create_check_block_twin, fix_recovery_deps): Update to use new
1239 (sched_insn_is_legitimate_for_speculation_p): New function.
1240 (speculate_insn): Move checking logic to
1241 sched_insn_is_legitimate_for_speculation_p ().
1242 (sched_remove_insn): Finalize sched-deps information of instruction.
1243 (clear_priorities, add_jump_dependencies): Update to use new
1245 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1247 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1248 to use new interfaces.
1249 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1250 (new_ready): Try to use control speculation only if it is available.
1251 (add_branch_dependences): Update to use new interfaces.
1252 (compute_block_backward_dependences): Rename to
1253 compute_block_dependences (). Call
1254 targetm.sched.dependencies_evaluation_hook ().
1255 (free_block_dependencies): New static function.
1256 (debug_dependencies): Update to use new interfaces.
1257 (schedule_region): Remove separate computation of forward dependencies.
1258 Move call of targetm.sched.dependencies_evaluation_hook () to
1259 compute_block_dependences (). Free dependencies at the end of
1260 scheduling the region.
1262 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1264 (add_deps_for_risky_insns): Ditto.
1265 (schedule_ebb): Remove separate computation of forward dependencies.
1266 Free dependencies at the end of scheduling the ebb.
1268 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1269 (build_intra_loop_deps): Ditto. Remove separate computation of
1270 forward dependencies. Free sched-deps dependencies.
1272 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1273 to use new interfaces.
1274 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1276 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1278 (is_costly_group): Ditto.
1280 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1282 * alias.c (rtx_equal_for_memref_p): Constify.
1283 * basic-block.h (const_edge, const_basic_block): New.
1284 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1285 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1286 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1287 probably_never_executed_bb_p, edge_probability_reliable_p,
1288 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1289 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1291 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1292 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1294 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1295 flow_nodes_print, dfs_enumerate_from): Likewise.
1296 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1297 control_flow_insn_p, count_basic_blocks): Likewise.
1298 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1299 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1300 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1301 average_num_loop_insns, loop_exit_edge_p,
1302 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1303 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1304 average_num_loop_insns, seq_cost): Likewise.
1305 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1306 * dominance.c (dominated_by_p): Likewise.
1307 * emit-rtl.c (validate_subreg): Likewise.
1308 * except.c (can_throw_internal, can_throw_external): Likewise.
1309 * except.h (can_throw_internal, can_throw_external): Likewise.
1310 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1311 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1312 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1313 simple_mem, store_ops_ok, load_kills_store, find_loads,
1314 store_killed_in_insn, store_killed_after, store_killed_before,
1315 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1317 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1318 noce_mem_write_may_trap_or_fault_p): Likewise.
1319 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1321 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1323 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1324 probably_cold_bb_p, probably_never_executed_bb_p,
1325 edge_probability_reliable_p, br_prob_note_reliable_p,
1326 can_predict_insn_p): Likewise.
1327 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1328 * resource.c (return_insn_p): Likewise.
1329 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1331 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1332 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1333 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1334 verify_gimple_modify_stmt): Likewise.
1335 * tree-chrec.c (is_not_constant_evolution,
1336 is_multivariate_chrec_rec, is_multivariate_chrec,
1337 chrec_contains_symbols, chrec_contains_undetermined,
1338 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1339 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1340 eq_evolutions_p, scev_direction): Likewise.
1341 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1342 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1343 chrec_contains_symbols_defined_in_loop,
1344 chrec_contains_undetermined, tree_contains_chrecs,
1345 evolution_function_is_affine_multivariate_p,
1346 evolution_function_is_univariate_p, chrec_zerop,
1347 evolution_function_is_constant_p, evolution_function_is_affine_p,
1348 evolution_function_is_affine_or_constant_p,
1349 tree_does_not_contain_chrecs, chrec_type): Likewise.
1350 * tree-data-ref.c (tree_fold_divides_p,
1351 object_address_invariant_in_loop_p, dr_may_alias_p,
1352 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1353 same_access_functions, constant_access_functions,
1354 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1356 * tree-flow.h (scev_direction): Likewise.
1357 * tree-gimple.c (is_gimple_stmt): Likewise.
1358 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1360 * tree-pretty-print.c (op_prio): Likewise.
1361 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1362 analyzable_condition, backedge_phi_arg_p): Likewise.
1363 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1364 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1365 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1368 2007-08-13 Dan Hipschman <dsh@google.com>
1371 * c-format.c (check_format_arg): Move check for zero-length
1372 format strings below the check for unterminated strings.
1374 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1377 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1380 2007-08-13 Nick Clifton <nickc@redhat.com>
1382 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1384 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1387 * c-format.c (gcc_gfc_length_specs): New array.
1388 (gcc_gfc_char_table): Add unsigned specifier, and references to
1389 the l length modifier.
1390 (format_types_orig): Use the new gcc_gfc_length_specs.
1392 2007-08-12 Sa Liu <saliu@de.ibm.com>
1394 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1395 and with REG_RETVAL note after split.
1397 2007-08-11 David Daney <ddaney@avtrex.com>
1399 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1400 as ATTRIBUTE_UNUSED.
1402 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1403 Segher Boessenkool <segher@kernel.crashing.org>
1405 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1406 HAVE_LOCAL_CPU_DETECT not defined.
1408 2007-08-11 Jan Hubicka <jh@suse.cz>
1410 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1411 (cgraph_process_new_functions): Honor previous value of
1412 disregard_inline_limits.
1413 * ipa-inline.c (compute_inline_parameters): Likewise.
1415 2007-08-11 Ian Lance Taylor <iant@google.com>
1417 * alias.h (alias_set_type): Define new type.
1418 (ALIAS_SET_MEMORY_BARRIER): Use it.
1419 * rtl.h: Include alias.h.
1420 (struct mem_attrs): Use alias_set_type.
1421 * tree.h: Include alias.h
1422 (struct tree_type): Use alias_set_type.
1423 (struct tree_struct_field_tag): Likewise.
1424 (struct tree_decl_common): Likewise.
1425 * alias.c (struct alias_set_entry): Use alias_set_type.
1426 (get_alias_set_entry, alias_set_subset_of): Likewise.
1427 (alias_sets_conflict_p): Likewise.
1428 (alias_sets_must_conflict_p): Likewise.
1429 (objects_must_conflict_p): Likewise.
1430 (get_alias_set, new_alias_set): Likewise.
1431 (record_alias_subset, record_component_aliases): Likewise.
1432 (varargs_set, frame_set): Change to alias_set_type.
1433 (get_varargs_alias_set): Use alias_set_type.
1434 (get_frame_alias_set): Likewise.
1435 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1436 * dse.c (struct store_info): Use alias_set_type.
1437 (struct read_info, struct clear_alias_mode_holder): Likewise.
1438 (clear_alias_set_lookup, canon_address): Likewise.
1439 (record_store, check_mem_read_rtx): Likewise.
1440 (dse_record_singleton_alias_set): Likewise.
1441 (dse_invalidate_singleton_alias_set): Likewise.
1442 * emit-rtl.c (get_mem_attrs): Likewise.
1443 (set_mem_attributes_minus_bitpos): Likewise.
1444 (set_mem_alias_set): Likewise.
1445 * expr.c (store_constructor_field, store_field): Likewise.
1446 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1447 * langhooks.c (lhd_get_alias_set): Likewise.
1448 * langhooks-def.h (lhd_get_alias_set): Likewise.
1449 * reload1.c (alter_reg): Likewise.
1450 * tree-flow.h (struct fieldoff): Likewise.
1451 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1452 (may_alias_p, get_smt_for, create_sft): Likewise.
1453 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1454 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1455 (merge_smts_into): Likewise.
1456 * varasm.c (const_alias_set): Likewise.
1457 * c-common.c (strict_aliasing_warning): Likewise.
1458 (c_common_get_alias_set): Likewise.
1459 * dse.h (dse_record_singleton_alias_set): Update declaration.
1460 (dse_invalidate_singleton_alias_set): Likewise.
1461 * emit-rtl.h (set_mem_alias_set): Likewise.
1462 * c-common.h (c_common_get_alias_set): Likewise.
1463 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1464 * print-tree.c (print_node): Likewise.
1465 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1467 (alpha_setup_incoming_varargs): Use alias_set_type.
1468 * config/i386/i386.c (setup_incoming_varargs_64): Use
1470 (setup_incoming_varargs_ms_64): Likewise.
1471 (ix86_GOT_alias_set): Likewise.
1472 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1473 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1474 (set): Change to alias_set_type.
1475 (get_TOC_alias_set): Use alias_set_type.
1476 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1478 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1479 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1481 (struct_value_alias_set): Likewise.
1482 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1484 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1486 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1487 * config/vxworks.h (TARGET_VXWORKS): Override.
1488 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1489 "mips" if TARGET_VXWORKS.
1491 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1493 * calls.c (avoid_likely_spilled_reg): New function.
1494 (expand_call): Use it.
1496 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1498 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1500 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1502 * config/mips/predicates.md (const_call_insn_operand): Invoke
1503 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1505 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1508 * config/rs6000/driver-rs6000.c: Include link.h.
1509 Use ElfW instead of wordsize-specif typedef.
1511 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * system.h (CONST_CAST): New.
1514 * c-decl.c (c_make_fname_decl): Use it.
1515 * c-lex.c (cb_ident, lex_string): Likewise.
1516 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1517 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1518 give_switch, set_multilib_dir): Likewise.
1519 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1520 * passes.c (execute_one_pass): Likewise.
1521 * prefix.c (update_path): Likewise.
1522 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1523 * tree.c (build_string): Likewise.
1525 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1527 * tree-flow-inline.h (is_exec_stmt): Remove.
1528 (is_label_stmt): Remove.
1529 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1532 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1534 * lower-subreg.c (resolve_shift_zext): Don't adjust
1535 src_reg_num for wordmode operands.
1537 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1538 David Ung <davidu@mips.com>
1540 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1541 (TARGET_SCHED_REORDER2): Define.
1542 (mips_maybe_swap_ready): New.
1543 (mips_last_74k_agen_insn): New.
1544 (mips_74k_agen_init): New.
1545 (mips_74k_agen_reorder): New function to group loads and stores
1547 (mips_sched_init): New.
1548 (mips_sched_reorder): Don't do initialization here. Call
1549 mips_74k_agen_reorder.
1550 (mips_variable_issue): Call mips_74k_agen_init.
1552 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1554 * tree-flow-inline.h (get_filename): Remove.
1556 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1558 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1560 (mips_fetch_insns): Delete in favor of...
1561 (mips_load_store_insns): ...this new function.
1562 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1563 to say whether multiword moves _might_ be split.
1564 (mips_fetch_insns): Delete in favor of...
1565 (mips_load_store_insns): ...this new function.
1566 (mips_rtx_costs): Update the call to mips_address_insns.
1567 (mips_address_cost): Likewise.
1568 * config/mips/mips.md (length): Use mips_load_store_insns instead
1569 of mips_fetch_insns.
1570 * config/mips/constraints.md (R): Use mips_address_insns rather
1571 than mips_fetch_insns. Assume that the move never needs to be split.
1573 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1575 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1576 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1577 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1578 * config/mips/mips.h (mips16_hard_float): Delete.
1579 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1580 definitions, and replace with....
1581 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1582 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1583 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1584 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1585 (override_options): Replace MASK_SOFT_FLOAT references with
1586 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1587 and mips16_hard_float when TARGET_MIPS16.
1589 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1592 * c-typeck.c (build_binary_op): Check for non pointer types before
1593 calling int_fits_type_p.
1595 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1598 * fold-const.c (omit_one_operand): Return only the ommitted expression
1599 if the result is an empty statement.
1600 (pedantic_omit_one_operand): Likewise.
1602 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1604 * c-typeck.c (readonly_error): Improve error for assignment.
1606 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1608 (pp_c_expression): Ditto.
1610 2007-08-09 Simon Baldwin <simonb@google.com>
1612 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1613 break that was preventing simplify_associative_operation() for xor.
1615 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1616 Nigel Stephens <nigel@mips.com>
1618 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1619 Document change in interpretation of value from boolean to
1621 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1622 ffs and ctz using clz.
1623 (expand_unop): Call them.
1624 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1626 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1627 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1628 enable the new ffs expansion on this target.
1630 2007-08-09 Jan Hubicka <jh@suse.cz>
1632 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1633 (expand_ternary_op): Likewise.
1634 (expand_vec_shift_expr): Likewise.
1635 (expand_binop_directly): Likewise.
1636 (expand_binop): Likewise.
1637 (sign_expand_binop): Likewise.
1638 (expand_twoval_unop): Likewise.
1639 (expand_twoval_binop): Likewise.
1640 (expand_twoval_binop_libfunc): Likewise.
1641 (widen_clz): Likewise.
1642 (widen_bswap): Likewise.
1643 (expand_parity): Likewise.
1644 (expand_unop): Likewise.
1645 (expand_abs_nojump): Likewise.
1646 (expand_copysign): Likewise.
1647 (emit_no_conflict_block): Likewise.
1648 (emit_libcall_block): Likewise.
1649 (can_compare_p): Likewise.
1650 (prepare_cmp_insn): Likewise.
1651 (emit_cmp_and_jump_insn_1): Likewise.
1652 (prepare_float_lib_cmp): Likewise.
1653 (emit_conditional_add): Likewise.
1654 (gen_add2_insn): Likewise.
1655 (have_add2_insn): Likewise.
1656 (gen_sub2_insn): Likewise.
1657 (have_sub2_insn): Likewise.
1658 (can_extend_p): Likewise.
1659 (can_fix_p): Likewise.
1660 (can_float_p): Likewise.
1661 (expand_float): Likewise.
1662 (expand_fix): Likewise.
1663 (expand_sfix_optab): Likewise.
1664 (new_optab): Likewise.
1665 (new_convert_optab): Likewise.
1666 (init_libfuncs): Likewise.
1667 (init_interclass_conv_libfuncs): Likewise.
1668 (init_intraclass_conv_libfuncs): Likewise.
1669 (set_conv_libfunc): Likewise.
1670 (init_optabs): Likewise.
1671 (debug_optab_libfuncs): Likewise.
1672 (gen_cond_trap): Likewise.
1673 * optabs.h (optab_handler, convert_optab_hanlder): New.
1674 * genopinit.c: Update optabs generation table.
1675 * reload.c (find_reloads_address_1): Use optabs accestors.
1676 * builtins.c (expand_builtin_mathfn): Likewise.
1677 (expand_builtin_mathfn_2): Likewise.
1678 (expand_builtin_mathfn_3): Likewise.
1679 (expand_builtin_interclass_mathfn): Likewise.
1680 (expand_builtin_sincos): Likewise.
1681 (expand_builtin_cexpi): Likewise.
1682 (expand_builtin_powi): Likewise.
1683 (expand_builtin_strlen): Likewise.
1684 * dojump.c (do_jump): Likewise.
1685 * expr.c (convert_move): Likewise.
1686 (move_by_pieces): Likewise.
1687 (move_by_pieces_ninsns): Likewise.
1688 (can_store_by_pieces): Likewise.
1689 (store_by_pieces_1): Likewise.
1690 (emit_move_via_integer): Likewise.
1691 (emit_move_complex): Likewise.
1692 (emit_move_ccmode): Likewise.
1693 (emit_move_insn_1): Likewise.
1694 (emit_single_push_insn): Likewise.
1695 (store_constructor): Likewise.
1696 (expand_expr_real_1): Likewise.
1697 (do_store_flag): Likewise.
1698 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1699 (enumerate_modes): Likewise.
1700 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1701 (supportable_widening_operation): Likewise.
1702 (supportable_narrowing_operation): Likewise.
1703 * expmed.c (store_bit_field_1): Likewise.
1704 (extract_bit_field_1): Likewise.
1705 (expand_mult_highpart_optab): Likewise.
1706 (expand_smod_pow2): Likewise.
1707 (expand_divmod): Likewise.
1708 (emit_store_flag): Likewise.
1709 * tree-vect-patterns.c
1710 (vect_pattern_recog_1): Likewise.
1711 * tree-ssa-loop-prefetch.c
1712 (nontemporal_store_p): Likewise.
1713 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1714 (vect_create_epilog_for_reduction): Likewise.
1715 (vectorizable_reduction): Likewise.
1716 (vectorizable_operation): Likewise.
1717 (vect_strided_store_supported): Likewise.
1718 (vectorizable_store): Likewise.
1719 (vect_strided_load_supported): Likewise.
1720 (vectorizable_load): Likewise.
1721 * combine.c (simplify_comparison): Likewise.
1722 * tree-vect-generic.c
1723 (type_for_widest_vector_mode): Likewise.
1724 (expand_vector_operations_1): Likewise.
1725 * config/spu/spu.c (spu_expand_mov): Likewise.
1726 (spu_emit_vector_compare): Likewise.
1727 * config/rs6000/rs6000.c
1728 (rs6000_emit_vector_compare): Likewise.
1729 * stmt.c (add_case_node): Likewise.
1730 * reload1.c (gen_reload):
1732 2007-08-09 Michael Matz <matz@suse.de>
1734 * tree.h (fixed_zerop): Declare as taking a const_tree.
1735 * tree.c (fixed_zerop): Take a const_tree.
1737 2007-08-09 Ira Rosen <irar@il.ibm.com>
1739 * tree-vect-transform.c (vectorizable_store): Remove call to
1740 copy_virtual_operands() and call mark_symbols_for_renaming() for
1741 the created vector store.
1742 (vect_setup_realignment): Don't call copy_virtual_operands() and
1743 update_vuses_to_preheader().
1744 (vectorizable_load): Don't call copy_virtual_operands().
1745 (update_vuses_to_preheader): Remove.
1747 2007-08-08 Chao-ying Fu <fu@mips.com>
1749 * tree.def (FIXED_POINT_TYPE): New type.
1750 (FIXED_CST): New constant.
1751 (FIXED_CONVERT_EXPR): New expr.
1752 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1753 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1754 * tree.h (struct tree_base): Add saturating_flag.
1755 Remove one bit of spare for saturating_flag.
1756 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1757 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1758 FIXED_POINT_TYPE_P): Define.
1759 (TYPE_SATURATING): Define.
1760 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1761 (struct tree_fixed_cst): New.
1762 (TYPE_IBIT, TYPE_FBIT): Define.
1763 (tree_node): Add fixed_cst.
1764 (enum tree_index): Add new enumeration values of
1765 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1766 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1767 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1768 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1769 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1770 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1771 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1772 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1773 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1774 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1775 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1776 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1777 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1778 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1779 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1780 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1781 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1782 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1783 (sat_short_fract_type_node, sat_fract_type_node,
1784 sat_long_fract_type_node, sat_long_long_fract_type_node,
1785 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1786 sat_unsigned_long_fract_type_node,
1787 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1788 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1789 unsigned_short_fract_type_node, unsigned_fract_type_node,
1790 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1791 sat_short_accum_type_node, sat_accum_type_node,
1792 sat_long_accum_type_node, sat_long_long_accum_type_node,
1793 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1794 sat_unsigned_long_accum_type_node,
1795 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1796 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1797 unsigned_short_accum_type_node, unsigned_accum_type_node,
1798 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1799 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1800 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1801 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1802 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1803 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1804 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1805 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1806 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1807 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1808 sat_uda_type_node, sat_uta_type_node): New macro.
1809 (make_fract_type, make_accum_type): Declare.
1810 (make_signed_fract_type, make_unsigned_fract_type,
1811 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1812 make_signed_accum_type, make_unsigned_accum_type,
1813 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1814 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1815 make_or_reuse_sat_signed_fract_type,
1816 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1817 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1818 make_or_reuse_sat_unsigned_accum_type): New macro.
1819 (fixed_zerop): Declare.
1820 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1821 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1822 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1823 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1824 * treestruct.def: Add TS_FIXED_CST.
1825 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1827 (tree-dump.o): Likewise.
1828 (print-tree.o): Likewise.
1829 (tree-pretty-print.o): Likewise.
1830 (fold-const.o): Likewise.
1831 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1832 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1833 (is_gimple_min_invariant): Handle FIXED_CST.
1834 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1835 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1836 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1837 (layout_type): Handle FIXED_POINT_TYPE.
1838 (make_fract_type, make_accum_type): New functions.
1839 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1840 * tree-dump.c (fixed-value.h): New include.
1841 (dump_fixed): New function.
1842 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1843 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1844 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1845 * tree-pretty-print.c (fixed-value.h): New include.
1846 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1848 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1849 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1850 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1851 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1852 for non-saturating fixed-point types.
1853 (reassociate_bb): Likewise.
1854 * emit-rtl.c (fixed-value.h): New include.
1855 (fconst0, fconst1): New array.
1856 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1857 * tree-vect-generic.c expand_vector_operation): Support
1858 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1860 (type_for_widest_vector_mode): Add one parameter for the
1862 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1864 Pass the satp parameter to type_for_mode for fixed-point types.
1865 (expand_vector_operations_1): Pass the saturating flag to
1866 type_for_widest_vector_mode.
1867 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1868 and MODE_VECTOR_UACCUM.
1869 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1870 (vectorizable_condition): Likewise.
1871 * tree.c (fixed-value.h): New include.
1872 (tree_code_size): Support FIXED_CST.
1873 (build_fixed): New function.
1874 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1875 (fixed_zerop): New function.
1876 (tree_node_structure): Support FIXED_CST.
1877 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1878 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1879 (type_hash_eq): Handle FIXED_POINT_TYPE.
1880 (simple_cst_equal): Support FIXED_CST.
1881 (iterative_hash_expr): Handle FIXED_CST.
1882 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1883 (get_narrower): Likewise.
1884 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1885 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1886 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1887 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1889 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1890 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1891 (initializer_zerop): Support FIXED_CST.
1892 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1893 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1894 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1895 (is_base_type): Handle FIXED_POINT_TYPE.
1896 (add_type_attribute): Handle FIXED_POINT_TYPE.
1897 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1898 * print-tree.c (fixed-value.h): New include.
1899 (print_node_brief): Support FIXED_CST.
1900 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1901 * c-pretty-print.c (fixed-value.h): New include.
1902 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1903 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1904 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1905 Support fixed-point types for inner items in VECTOR_TYPE.
1906 (pp_c_direct_declarator): Likewise.
1907 (pp_c_declarator): Likewise.
1908 (pp_c_fixed_constant): New function.
1909 (pp_c_constant): Handle FIXED_CST.
1910 (pp_c_primary_expression): Likewise.
1911 (pp_c_expression): Likewise.
1912 * fold-const.c (fixed-value.h): New include.
1913 (negate_expr_p): Return true for FIXED_CST.
1914 (fold_negate_expr): Support FIXED_CST.
1915 (split_tree): Support FIXED_CST.
1916 (const_binop): Support FIXED_CST.
1917 (fold_convert_const_int_from_fixed): New function to convert from
1919 (fold_convert_const_real_from_fixed): New function to convert from
1921 (fold_convert_const_fixed_from_fixed): New function to convert from
1922 fixed to another fixed.
1923 (fold_convert_const_fixed_from_int): New function to convert from
1925 (fold_convert_const_fixed_from_real): New function to convert from
1927 (fold_convert_const): Support conversions from fixed to int, from
1928 fixed to real, from fixed to fixed, from int to fixed, and from real
1930 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1931 (operand_equal_p): Support FIXED_CST.
1932 (make_range): For fixed-point modes, we need to pass the
1933 saturating flag as the 2nd parameter.
1934 (tree_swap_operands_p): Handle FIXED_CST.
1935 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1937 (fold_unary): Support FIXED_CONVERT_EXPR.
1938 (fold_binary): Handle FIXED_CST.
1939 Make sure the type is not saturating, before associating operations.
1940 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1941 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1942 (fold_negate_const): Support FIXED_CST.
1943 (fold_relational_const): Support FIXED_CST.
1944 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1945 (gimplify_expr): Handle FIXED_CST.
1946 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1947 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1948 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1949 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1950 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1951 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1952 LONG_LONG_ACCUM_TYPE_SIZE.
1953 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1954 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1955 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1956 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1957 MODE_ACCUM, and MODE_UACCUM.
1958 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1959 fixed-point types to disable reduction.
1960 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1962 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1964 * config/rs6000/x-rs6000: New file.
1965 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1966 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1967 (EXTRA_SPEC_FUNCTIONS): Define.
1968 (HAVE_LOCAL_CPU_DETECT): Define.
1969 (CC1_CPU_SPEC): Define.
1970 * config/rs6000/driver-rs6000.c: New file.
1971 * config/rs6000/aix.h (CC1_SPEC): Define.
1972 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1973 * config.host: Add x-rs6000 to host_xmake_file if host and target
1974 are rs6000 or powerpc.
1976 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1978 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1980 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1981 Sandra Loosemore <sandra@codesourcery.com>
1982 Chao-ying Fu <fu@mips.com>
1983 Nigel Stephens <nigel@mips.com>
1984 David Ung <davidu@mips.com>
1986 * doc/invoke.texi (-mcode-readable): Document.
1987 * config/mips/mips.opt (mcode-readable): New option.
1988 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1989 * config/mips/mips.h (mips_code_readable_setting): New enum.
1990 (mips_code_readable): Declare.
1991 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1992 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1993 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1994 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1995 boiler-plate comments.
1996 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1997 * config/mips/mips.c (mips_code_readable): New variable.
1998 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1999 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2000 context and -mcode-readable setting to restrict the use of
2001 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2002 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2003 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2004 (mips_blocks_for_constant_p): Only return false for
2005 TARGET_MIPS16_PCREL_LOADS.
2006 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2007 for MIPS16. Handle SYMBOL_32_HIGH.
2008 (mips_const_insns): Allow HIGHs for MIPS16 too.
2009 (mips_unspec_address_offset): New function, split out from...
2010 (mips_unspec_address): ...here.
2011 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2012 16-bit symbolic constants. Assert approropiate conditions for
2013 using the "la" and "dla" macros.
2014 (mips_handle_option): Handle -mcode-readable=.
2015 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2016 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2017 (mips_strip_unspec_address): New function, split out from...
2018 (print_operand_reloc): ...here.
2019 (print_operand): Pass constants through mips_strip_unspec_address.
2020 (print_operand_address): Likewise.
2021 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2022 (mips_select_rtx_section): Remove MIPS16 handling.
2023 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2024 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2025 (mips16_lay_out_constants): Do nothing unless
2026 TARGET_MIPS16_PCREL_LOADS.
2027 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2028 * config/mips/mips.md: Split HIGHs for MIPS16.
2029 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2031 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2033 * config/mips/mips-protos.h (mips_emit_move): Declare.
2034 * config/mips/mips.c (mips_emit_move): New function.
2035 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2036 (mips_legitimize_const_move): Likewise.
2037 (mips_legitimize_move): Likewise.
2038 (mips_split_64bit_move): Likewise.
2039 (mips_restore_gp): Likewise.
2040 (mips_load_call_address): Likewise.
2041 (mips_emit_fcc_reload): Likewise.
2042 (mips_set_return_address): Likewise.
2043 (mips_block_move_straight): Likewise.
2044 (mips_block_move_loop): Likewise.
2045 (mips_setup_incoming_varargs): Likewise.
2046 (mips_save_reg): Likewise.
2047 (mips_expand_prologue): Likewise.
2048 (mips_restore_reg): Likewise.
2049 (mips_expand_epilogue): Likewise.
2050 (mips_output_mi_thunk): Likewise.
2051 (build_mips16_call_stub): Likewise.
2052 (mips_builtin_branch_and_move): Likewise.
2053 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2054 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2055 (fixuns_truncdfdi2): Likewise.
2056 (fixuns_truncsfsi2): Likewise.
2057 (fixuns_truncsfdi2): Likewise.
2058 (loadgp_absolute): Likewise.
2059 (builtin_setjmp_setup): Likewise.
2060 (builtin_longjmp): Likewise.
2061 (untyped_call): Likewise.
2063 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2065 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2066 an "rtx *" argument. Return a bool.
2067 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2068 values and return true if they can be split. Take the same kind of
2069 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2070 and store the lo_sum there if nonnull. Use the symbol type to
2071 determine whether a $gp or HIGH is needed.
2072 (mips_legitimize_address): Update call to mips_split_symbol and
2073 simplify accordingly.
2074 (mips_legitimize_const_move): Likewise.
2075 * config/mips/mips.md: In the combine define_split,
2076 check mips_split_symbol instead of splittable_symbolic_operand.
2077 Update use of mips_split_symbol in the generator code.
2078 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2080 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2082 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2083 (mips_symbol_insns_1): New function, split out from...
2084 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2085 and stores separately from load addresses.
2086 (mips_classify_address): Replace uses of mips_symbolic_address_p
2087 with uses of mips_symbol_insns.
2088 (mips_address_insns): Update calls to mips_symbol_insns.
2089 (mips_const_insns): Likewise.
2090 (mips_legitimize_address): Likewise.
2092 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2094 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2095 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2096 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2097 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2098 non-call contexts if TARGET_MIPS16.
2099 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2100 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2101 code for SYMBOL_ABSOLUTE.
2102 (mips_symbol_insns): Likewise.
2104 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2106 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2107 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2108 (mips_symbolic_constant_p): Likewise. Update the call to
2109 mips_classify_symbol.
2110 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2111 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2112 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2113 (print_operand_reloc): Add a context argument. Update the call to
2114 mips_symbolic_constant_p.
2115 (print_operand): Update the calls to print_operand_reloc.
2116 (print_operand_address): Use print_operand_reloc rather than
2118 (mips_rewrite_small_data_p): Add a context argument. Update the call
2119 to mips_symbolic_constant_p.
2120 (mips_small_data_pattern_1): Make DATA the containing mem.
2121 Update the call to mips_rewrite_small_data_p.
2122 (mips_rewrite_small_data_1): Likewise.
2123 (mips_use_anchors_for_symbol_p): Update the call to
2124 mips_symbolic_constant_p.
2125 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2126 (splittable_symbolic_operand): Likewise.
2127 (move_operand): Likewise.
2128 (absolute_symbolic_operand): Likewise.
2129 (got_disp_operand): Likewise.
2130 (got_page_ofst_operand): Likewise.
2132 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2134 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2135 (SYMBOL_ABSOLUTE): ...this.
2136 (SYMBOL_SMALL_DATA): Rename to...
2137 (SYMBOL_GP_RELATIVE): ...this.
2138 (SYMBOL_CONSTANT_POOL): Rename to...
2139 (SYMBOL_PC_RELATIVE): ...this.
2140 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2141 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2142 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2143 after above changes.
2144 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2145 (general_symbolic_operand): Rename to...
2146 (absolute_symbolic_operand): ...this.
2147 * config/mips/mips.md: Update after above changes.
2149 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2150 Revital Eres <eres@il.ibm.com>
2152 * ddg.c (print_ddg): Add dump information.
2153 * modulo-sched.c (print_node_sched_params): Add parameter and
2155 (calculate_maxii): Remove function.
2156 (undo_generate_reg_moves): Likewise.
2157 (undo_permute_partial_schedule): Likewise.
2158 (kernel_number_of_cycles): Likewise.
2159 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2160 (sms_schedule): Use it. Remove profitability checks.
2161 (sms_schedule_by_order): Fix order of nodes within the cycle.
2163 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2165 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2166 -profile option, add pie support.
2167 (ENDFILE_SPEC): New spec.
2168 * config/gnu.h (LIB_SPEC): Add -profile option.
2170 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2172 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2173 * config/gnu.h (LIB_SPEC): Likewise.
2175 2007-08-07 Yaz Saito <saito@google.com>
2176 Ian Lance Taylor <iant@google.com>
2178 * common.opt (finstrument-functions-exclude-function-list): New
2180 (finstrument-functions-exclude-file-list): New option.
2181 * opts.c (char_p): Define and DEF_VEC.
2182 (flag_instrument_functions_exclude_functions): New static
2184 (flag_instrument_functions_exclude_files): New static variable.
2185 (add_instrument_functions_exclude_list): New static function.
2186 (flag_instrument_functions_exclude_p): New function.
2187 (common_handle_option): Handle new options.
2188 * flags.h (flag_instrument_functions_exclude_p): Declare.
2189 * gimplify.c (gimplify_function_tree): Call
2190 flag_instrument_functions_exclude_p.
2191 * doc/invoke.texi (Option Summary): Mention new options.
2192 (Code Gen Options): Document new options.
2194 2007-08-07 Ian Lance Taylor <iant@google.com>
2196 PR rtl-optimization/32776
2197 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2198 (resolve_use): Likewise.
2199 (decompose_multiword_subregs): Remove "changed" local variable.
2201 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2203 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2204 * configure: Regenerate.
2205 * config.in: Regenerate.
2206 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2209 2007-08-07 Ian Lance Taylor <iant@google.com>
2211 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2212 note, just delete the insn.
2214 2007-08-07 Andreas Schwab <schwab@suse.de>
2217 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2220 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2222 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2223 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2224 (decompose_multiword_subregs): Use the functions above to decompose
2225 multiword shifts and zero-extends.
2227 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2229 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2230 "assemble" descriptions which were swapped.
2232 2007-08-06 Chao-ying Fu <fu@mips.com>
2234 * fixed-value.h: New file.
2235 * fixed-value.c: New file.
2236 * Makefile.in (OBJS-common): Add fixed-value.o.
2237 (fixed-value.o): New rule.
2238 (GTFILES): Add fixed-value.h.
2239 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2240 to compare a.low and b.low.
2241 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2243 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2244 Daniel Jacobowitz <dan@codesourcery.com>
2247 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2249 (x86_64-*-netbsd*): Likewise.
2250 (x86_64-*-linux*): Likewise.
2251 (x86_64-*-kfreebsd*-gnu): Likewise.
2252 (x86_64-*-knetbsd*-gnu): Likewise.
2253 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2255 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2257 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2258 Add -fno-asynchronous-unwind-tables.
2260 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2261 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2262 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2263 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2264 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2266 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2268 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2269 (TARGET_C_MODE_FOR_SUFFIX): New.
2271 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2273 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2275 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2277 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2279 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2281 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2282 before checking function returns in conditional expressions.
2284 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2287 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2289 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2292 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2293 for INTEGRAL_TYPE_P.
2295 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2297 * configure.ac: Remove --enable-checking=df from default settings.
2298 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2299 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2300 if the parameter is true.
2301 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2302 DF_VERIFY_SCHEDULED flag is true.
2303 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2304 (df_finish_pass): Adjust prototype.
2305 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2308 * see.c (pass_see): Add TODO_df_verify.
2309 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2310 * global.c (rest_of_handle_global_alloc): Schedule verification
2312 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2314 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2315 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2316 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2318 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2319 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2320 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2322 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2323 Revital Eres <eres@il.ibm.com>
2325 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2327 * ddg.c (create_ddg_dependence): Rename to...
2328 (create_ddg_dep_from_intra_loop_link): This. Do not check
2329 for interloop edges. Do not create anti dependence edge when
2330 a true dependence edge exists in the opposite direction and
2331 -fmodulo-sched-allow-regmoves is set.
2332 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2333 (add_cross_iteration_register_deps): Create anti dependence edge
2334 when -fno-modulo-sched-allow-regmoves is set.
2335 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2337 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2339 * config/arm/arm.md (movsi): Add braces.
2341 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2344 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2345 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2348 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2350 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2351 state accessor functions.
2352 * cfgloopmanip.c (remove_path, create_preheaders,
2353 force_single_succ_latches, fix_loop_structure): Ditto.
2354 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2355 tree_duplicate_loop_to_header_edge): Ditto.
2356 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2357 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2359 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2360 cleanup_tree_cfg): Ditto.
2361 * tree-cfg.c (tree_merge_blocks): Ditto.
2362 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2363 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2364 loop_preheader_edge, single_exit): Ditto.
2365 (flow_loops_find): Do not clear loops->state.
2366 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2367 loops_state_clear): New functions.
2369 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2372 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2373 when adding to the base and convert ELT to sizetype instead of type.
2375 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2378 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2379 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2381 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2384 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2385 correct type the negate expression.
2387 2007-08-03 Jan Hubicka <jh@suse.cz>
2389 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2392 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2394 * config/rs6000/rs6000.c (struct processor_cost): Change
2395 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2396 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2398 (rios1_costs, rios2_cost): Correct cache line size.
2399 (rs6000_override_options): Set l2-cache-size parameter.
2401 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2402 Diego Novillo <dnovillo@google.com>
2405 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2406 if the range includes 0.
2408 2007-08-03 Ben Elliston <bje@au.ibm.com>
2410 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2411 mode to unspec expressions to silence a warning from the generator
2414 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2416 * config/ia64/constraints.md ("U"): Make constraint vector only.
2418 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2421 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2422 always_inline attribute on the function decl.
2424 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2427 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2428 if we are compiling with -fPIC.
2430 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2431 Nigel Stephens <nigel@mips.com>
2433 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2434 Define for MIPS32 and MIPS64.
2436 2007-08-02 Nick Clifton <nickc@redhat.com>
2438 * config/host-hpux.c: Change copyright header to refer to version
2439 3 of the GNU General Public License and to point readers at the
2440 COPYING3 file and the FSF's license web page.
2441 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2442 config/alpha/linux.h, config/alpha/alpha.opt,
2443 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2444 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2445 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2446 config/alpha/alpha.h, config/alpha/sync.md,
2447 config/alpha/openbsd.h, config/alpha/alpha.md,
2448 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2449 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2450 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2451 config/alpha/constraints.md, config/alpha/osf.h,
2452 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2453 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2454 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2455 config/frv/frv-asm.h, config/frv/frv-protos.h,
2456 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2457 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2458 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2459 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2460 config/s390/s390.opt, config/s390/s390-modes.def,
2461 config/s390/fixdfdi.h, config/s390/constraints.md,
2462 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2463 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2464 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2465 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2466 config/m32c/prologue.md, config/m32c/m32c.abi,
2467 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2468 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2469 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2470 config/m32c/jump.md, config/m32c/shift.md,
2471 config/m32c/m32c-protos.h, config/libgloss.h,
2472 config/spu/spu-protos.h, config/spu/predicates.md,
2473 config/spu/spu-builtins.h, config/spu/spu.c,
2474 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2475 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2476 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2477 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2478 config/sparc/hypersparc.md, config/sparc/predicates.md,
2479 config/sparc/linux.h, config/sparc/sp64-elf.h,
2480 config/sparc/supersparc.md, config/sparc/cypress.md,
2481 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2482 config/sparc/niagara.md, config/sparc/sparc.md,
2483 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2484 config/sparc/sparc.opt, config/sparc/sync.md,
2485 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2486 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2487 config/sparc/sparc.c, config/sparc/little-endian.opt,
2488 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2489 config/sparc/linux64.h, config/sparc/freebsd.h,
2490 config/sparc/sol2.h, config/sparc/rtemself.h,
2491 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2492 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2493 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2494 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2495 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2496 config/m32r/linux.h, config/m32r/constraints.md,
2497 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2498 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2499 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2500 config/i386/i386.md, config/i386/netware-crt0.c,
2501 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2502 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2503 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2504 config/i386/sol2.h, config/i386/constraints.md,
2505 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2506 config/i386/predicates.md, config/i386/geode.md,
2507 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2508 config/i386/freebsd64.h, config/i386/vxworksae.h,
2509 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2510 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2511 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2512 config/i386/netware.h, config/i386/i386-modes.def,
2513 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2514 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2515 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2516 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2517 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2518 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2519 config/i386/xm-mingw32.h, config/i386/linux64.h,
2520 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2521 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2522 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2523 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2524 config/i386/cygwin2.c, config/i386/i386-protos.h,
2525 config/i386/sync.md, config/i386/openbsd.h,
2526 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2527 config/i386/nto.h, config/i386/biarch64.h,
2528 config/i386/i386-coff.h, config/i386/freebsd.h,
2529 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2530 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2531 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2532 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2533 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2534 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2535 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2536 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2537 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2538 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2539 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2540 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2541 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2542 config/sh/superh64.h, config/sh/rtemself.h,
2543 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2544 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2545 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2546 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2547 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2548 config/avr/predicates.md, config/avr/constraints.md,
2549 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2550 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2551 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2552 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2553 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2554 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2555 config/c4x/predicates.md, config/c4x/c4x.h,
2556 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2557 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2558 config/xtensa/linux.h, config/xtensa/xtensa.h,
2559 config/xtensa/elf.h, config/xtensa/xtensa.md,
2560 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2561 config/xtensa/xtensa-protos.h, config/dbx.h,
2562 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2563 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2564 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2565 config/host-solaris.c, config/fr30/fr30.h,
2566 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2567 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2568 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2569 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2570 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2571 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2572 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2573 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2574 config/cris/predicates.md, config/cris/linux.h,
2575 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2576 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2577 config/cris/aout.opt, config/cris/cris-protos.h,
2578 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2579 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2580 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2581 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2582 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2583 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2584 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2585 config/chorus.h, config/mn10300/mn10300.c,
2586 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2587 config/mn10300/mn10300.h, config/mn10300/linux.h,
2588 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2589 config/mn10300/mn10300.md, config/ia64/predicates.md,
2590 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2591 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2592 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2593 config/ia64/freebsd.h, config/ia64/ia64.md,
2594 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2595 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2596 config/gofast.h, config/rtems.h, config/sol2-10.h,
2597 config/m68k/predicates.md, config/m68k/m68k.md,
2598 config/m68k/linux.h, config/m68k/m68k-modes.def,
2599 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2600 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2601 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2602 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2603 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2604 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2605 config/m68k/constraints.md, config/m68k/rtemself.h,
2606 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2607 config/m68k/uclinux.h, config/rs6000/power4.md,
2608 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2609 config/rs6000/linux.h, config/rs6000/eabi.h,
2610 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2611 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2612 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2613 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2614 config/rs6000/windiss.h, config/rs6000/603.md,
2615 config/rs6000/aix41.h, config/rs6000/cell.md,
2616 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2617 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2618 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2619 config/rs6000/default64.h, config/rs6000/7xx.md,
2620 config/rs6000/darwin.opt, config/rs6000/spe.md,
2621 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2622 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2623 config/rs6000/7450.md, config/rs6000/linux64.h,
2624 config/rs6000/constraints.md, config/rs6000/440.md,
2625 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2626 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2627 config/rs6000/rs6000.h, config/rs6000/power6.md,
2628 config/rs6000/predicates.md, config/rs6000/altivec.md,
2629 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2630 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2631 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2632 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2633 config/rs6000/linux64.opt, config/rs6000/sync.md,
2634 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2635 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2636 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2637 config/rs6000/eabispe.h, config/rs6000/e500.h,
2638 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2639 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2640 config/rs6000/aix.h, config/rs6000/vxworks.h,
2641 config/rs6000/40x.md, config/rs6000/aix51.h,
2642 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2643 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2644 config/arc/arc.h, config/mcore/mcore-elf.h,
2645 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2646 config/mcore/mcore.md, config/mcore/mcore.c,
2647 config/mcore/mcore.opt, config/mcore/mcore.h,
2648 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2649 config/score/predicates.md, config/score/score-version.h,
2650 config/score/score-protos.h, config/score/misc.md,
2651 config/score/elf.h, config/score/score.c, config/score/mac.md,
2652 config/score/score7.md, config/score/score.h,
2653 config/score/score-conv.h, config/score/score-mdaux.c,
2654 config/score/score.md, config/score/score.opt,
2655 config/score/score-modes.def, config/score/score-mdaux.h,
2656 config/score/mul-div.S, config/arm/uclinux-elf.h,
2657 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2658 config/arm/symbian.h, config/arm/linux-elf.h,
2659 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2660 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2661 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2662 config/arm/strongarm-pe.h, config/arm/arm.h,
2663 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2664 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2665 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2666 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2667 config/arm/arm-cores.def, config/arm/arm-protos.h,
2668 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2669 config/arm/wince-pe.h, config/arm/neon.md,
2670 config/arm/constraints.md, config/arm/neon.ml,
2671 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2672 config/arm/arm.opt, config/arm/arm926ejs.md,
2673 config/arm/predicates.md, config/arm/iwmmxt.md,
2674 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2675 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2676 config/arm/neon-testgen.ml, config/arm/arm.md,
2677 config/arm/xscale-coff.h, config/arm/pe.c,
2678 config/arm/arm-generic.md, config/arm/pe.h,
2679 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2680 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2681 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2682 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2683 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2684 config/pa/predicates.md, config/pa/pa64-hpux.h,
2685 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2686 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2687 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2688 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2689 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2690 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2691 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2692 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2693 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2694 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2695 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2696 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2697 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2698 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2699 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2700 config/mips/linux64.h, config/mips/elforion.h,
2701 config/mips/constraints.md, config/mips/generic.md,
2702 config/mips/predicates.md, config/mips/4300.md,
2703 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2704 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2705 config/mips/5k.md, config/mips/vr4120-div.S,
2706 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2707 config/mips/mips-protos.h, config/mips/6000.md,
2708 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2709 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2710 config/mips/mips-modes.def, config/mips/vr.h,
2711 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2712 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2713 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2714 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2715 config/vax/openbsd1.h, config/vax/netbsd.h,
2716 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2717 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2718 config/h8300/rtems.h, config/h8300/predicates.md,
2719 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2720 config/h8300/h8300.md, config/h8300/h8300.opt,
2721 config/h8300/coff.h, config/h8300/h8300-protos.h,
2722 config/v850/v850.md, config/v850/predicates.md,
2723 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2724 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2725 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2726 config/mmix/mmix.h, config/mmix/predicates.md,
2727 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2728 config/mmix/mmix.c, config/mmix/mmix.opt,
2729 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2730 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2731 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2732 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2735 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2737 * emit-rtl.c (reset_used_decls): Rename to...
2738 (set_used_decls): ...this. Set the used flag rather than clearing it.
2739 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2740 DECL_RTLs rather than resetting them.
2742 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2744 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2746 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2748 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2749 argument to find_reloads_address.
2751 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2753 PR tree-optimization/32919
2754 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2755 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2756 (coalesce_ssa_name): Call it.
2758 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2759 David Ung <davidu@mips.com>
2761 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2762 (__mips16_unorddf2, __mips16_floatunsidf): New.
2763 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2765 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2767 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2769 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2770 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2771 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2772 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2773 * omp-low.c (get_ws_args_for, determine_parallel_type,
2774 expand_omp_for_generic, expand_omp_for_static_nochunk,
2775 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2776 Work with more precise CFG.
2777 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2778 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2780 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2781 * gimple-low.c (lower_stmt): Ditto.
2782 * tree-inline.c (estimate_num_insns_1): Ditto.
2783 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2784 (OMP_SECTIONS_SWITCH): New.
2785 * tree-cfgcleanup.c (cleanup_omp_return): New.
2786 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2787 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2788 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2789 (tree_redirect_edge_and_branch): Handle omp constructs.
2791 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2792 with three arguments.
2794 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2796 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2799 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2801 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2802 the loop structures may need fixing.
2803 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2805 (cleanup_tree_cfg_loop): Removed.
2806 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2807 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2808 instead of running cleanup_tree_cfg_loop.
2809 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2810 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2811 (tree_predictive_commoning): Declaration changed.
2812 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2814 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2816 * doc/invoke.texi (l1-cache-size): Update documentation.
2817 (l2-cache-size): Document.
2818 * params.h (L2_CACHE_SIZE): New macro.
2819 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2820 that L1_CACHE_SIZE is in kB now.
2821 (L2_CACHE_SIZE_BYTES): New macro.
2822 (tree_ssa_prefetch_arrays): Show size in kB.
2823 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2824 and l2_cache_size fields.
2825 * config/i386/driver-i386.c (describe_cache): Detect cache size
2827 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2828 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2829 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2830 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2831 (override_options): Set l1-cache-size and l2-cache-size to default
2832 values if not specified otherwise.
2833 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2834 (PARAM_L2_CACHE_SIZE): New.
2836 2007-08-01 Nigel Stephens <nigel@mips.com>
2837 David Ung <davidu@mips.com>
2838 Thiemo Seufer <ths@mips.com>
2839 Chris Dearman <chris@mips.com>
2840 Richard Sandiford <richard@codesourcery.com>
2842 * config.gcc (mips*-sde-elf*): New stanza.
2843 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2844 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2845 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2846 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2847 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2848 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2850 * config/mips/sde.h: New file.
2851 * config/mips/t-libgcc-mips16: Likewise.
2852 * config/mips/t-sde: Likewise.
2853 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2854 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2855 _MIPS_FPSET and _MIPS_SZINT.
2856 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2857 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2858 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2859 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2860 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2861 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2862 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2863 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2864 _MIPS_SZPTR and _MIPS_FPSET.
2865 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2866 architecture is specified.
2867 (MIPS_32BIT_OPTION_SPEC): New macro.
2869 2007-07-31 Dan Hipschman <dsh@google.com>
2871 * gcc.c (end_going_arg): New function.
2872 (do_spec_2): Use it.
2873 (do_spec_1): Use it.
2875 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2877 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2878 only if ENABLE_CHECKING is defined.
2880 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2882 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2883 df_ru_add_problem, df_ru_get_bb_info): Removed.
2884 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2885 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2886 df_ru_free_bb_info, df_ru_alloc,
2887 df_ru_bb_local_compute_process_def,
2888 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2889 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2890 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2891 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2892 df_ru_add_problem): Removed.
2894 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2897 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2898 (casesi32p, casesi64p): Likewise.
2899 (casesi): Adjust for above.
2901 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2903 * mode-switching.c (create_pre_exit): Don't search past calls.
2905 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2907 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2909 2007-07-31 Revital Eres <eres@il.ibm.com>
2911 * ddg.c (add_deps_for_def): Rename to...
2912 (add_cross_iteration_register_deps): This. Change implementation
2913 to use only reaching def and def-use chains to construct the
2914 inter loop dependencies.
2915 (add_deps_for_use): Remove function.
2916 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2917 function to build the inter loop dependencies.
2918 * modulo-sched.c (sms_schedule): Build only
2919 reaching def and def-use chains for the propose of the ddg
2922 2007-07-31 Julian Brown <julian@codesourcery.com>
2924 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2925 New define_insns. Use correct RTL.
2926 (vec_set<mode>): Write as expander.
2928 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2930 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2931 to an unallocated space.
2933 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2936 (split_constant_offset): Enable split_constant_offset to extract
2937 constants from other statements.
2938 * tree-vect-transform.c
2939 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2940 to a temp var. Force base_offset to be simple.
2942 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2944 * df-scan.c (df_scan_verify): Remove artificial limit on
2945 the number of blocks for verification.
2946 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2947 df_simulate_defs): Avoid unnecessary insn checking for defs.
2949 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2951 * config/m68k/lb1sf68.asm (FUNC): New macro.
2953 (__udivsi3): Likewise.
2954 (__divsi3): Likewise.
2955 (__umodsi3): Likewise.
2956 (__modsi3): Likewise.
2957 (__subdf3): Likewise.
2958 (__adddf3): Likewise.
2959 (__muldf3): Likewise.
2960 (__divdf3): Likewise.
2961 (__negdf2): Likewise.
2962 (__cmpdf2): Likewise.
2963 (__subsf3): Likewise.
2964 (__addsf3): Likewise.
2965 (__mulsf3): Likewise.
2966 (__divsf3): Likewise.
2967 (__negsf2): Likewise.
2968 (__cmpsf2): Likewise.
2969 (__eqdf2): Likewise.
2970 (__nedf2): Likewise.
2971 (__gtdf2): Likewise.
2972 (__gedf2): Likewise.
2973 (__ltdf2): Likewise.
2974 (__ledf2): Likewise.
2975 (__eqsf2): Likewise.
2976 (__nesf2): Likewise.
2977 (__gtsf2): Likewise.
2978 (__gesf2): Likewise.
2979 (__ltsf2): Likewise.
2980 (__lesf2): Likewise.
2982 2007-07-30 Ollie Wild <aaw@google.com>
2984 * c-ppoutput.c (print_lines_directives_only): New function.
2985 (scan_translation_unit_directives_only): New function.
2986 (preprocess_file): Add call to scan_translation_unit_directives_only.
2987 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2988 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2989 -fdirectives-only. Add errors for -fdirectives-only conflict with
2990 -Wunused-macros and -traditional.
2991 (finish_options): Add builtin macro initialization for
2992 -fdirectives-only + -fpreprocessed.
2993 * c.opt (fdirectives-only): New.
2994 * doc/cppopts.texi (fdirectives-only): New.
2996 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2998 * alias.c (record_set, memory_modified_1): Constify.
2999 * bt-load.c (note_btr_set): Likewise.
3000 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3001 * combine.c (set_nonzero_bits_and_sign_copies,
3002 expand_field_assignment, record_dead_and_set_regs_1,
3003 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3004 likely_spilled_retval_1): Likewise.
3005 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3006 frv_io_handle_set): Likewise.
3007 * config/mips/mips.c (mips_sim_record_set,
3008 vr4130_true_reg_dependence_p_1): Likewise.
3009 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3010 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3011 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3012 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3013 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3014 * ddg.c (mark_mem_store): Likewise.
3015 * df-problems.c (df_urec_mark_reg_change): Likewise.
3016 * function.c (update_epilogue_consts): Likewise.
3017 * gcse.c (record_set_info, record_last_set_info,
3018 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3019 reg_clear_last_set): Likewise.
3020 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3022 * jump.c (reversed_comparison_code_parts): Likewise.
3023 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3024 reg_is_set): Likewise.
3025 * loop-iv.c (mark_altered): Likewise.
3026 * mode-switching.c (reg_becomes_live): Likewise.
3027 * optabs.c (no_conflict_move_test): Likewise.
3028 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3030 * postreload.c (reload_combine_note_store, move2add_note_store):
3032 * regmove.c (flags_set_1): Likewise.
3033 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3035 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3037 * resource.c (update_live_status): Likewise.
3038 * rtl.h (set_of, note_stores): Likewise.
3039 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3040 note_stores, parms_set): Likewise.
3041 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3042 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3044 * var-tracking.c (count_stores, add_stores): Likewise.
3046 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3048 * alias.c (mems_in_disjoint_alias_sets_p,
3049 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3050 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3051 write_dependence_p, mems_in_disjoint_alias_sets_p,
3052 read_dependence, true_dependence, canon_true_dependence,
3053 anti_dependence, output_dependence): Constify.
3054 * combine.c (extended_count): Likewise.
3055 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3056 * cselib.c (get_value_hash, references_value_p,
3057 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3058 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3059 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3060 * function.c (contains, prologue_epilogue_contains,
3061 sibcall_epilogue_contains): Likewise.
3062 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3063 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3064 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3065 reg_or_subregno): Likewise.
3066 * recog.c (asm_noperands): Likewise.
3067 * reload1.c (function_invariant_p): Likewise.
3068 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3069 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3070 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3071 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3072 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3073 extended_count, prologue_epilogue_contains,
3074 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3075 canon_true_dependence, read_dependence, anti_dependence,
3076 output_dependence): Likewise.
3077 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3079 2007-07-30 Julian Brown <julian@codesourcery.com>
3081 * config/arm/neon.md (V_ext): New mode attribute.
3082 (neon_vget_lane<mode>): Replace with define_expand.
3083 (neon_vget_lane<mode>_sext_internal)
3084 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3085 and quad precision vectors.
3086 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3087 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3088 have typeless 32-bit result.
3090 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3093 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3095 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3096 use sizetype for rest.
3097 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3098 (aff_combination_convert): Don't convert rest for pointer types.
3100 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3102 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3104 * tree-ssa-alias.c: Add alloc-pool.h.
3105 (init_alias_info): Free alias_bitmap_obstack.
3106 (delete_alias_info): Call delete_mem_ref_stats.
3107 (get_mem_sym_stats_for): Use alloc_pool.
3108 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3109 (delete_mem_sym_stats): Removed.
3111 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3113 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3114 functions cannot be represented as classical distance vectors.
3116 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3118 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3119 * builtins.c (validate_arg, builtin_mathfn_code,
3120 validate_arglist): Likewise.
3121 * calls.c (call_expr_flags): Likewise.
3122 * combine.c (reg_nonzero_bits_for_combine,
3123 reg_num_sign_bit_copies_for_combine, get_last_value,
3124 reg_truncated_to_mode): Likewise.
3125 * emit-rtl.c (subreg_lowpart_p): Likewise.
3126 * expr.c (highest_pow2_factor_for_target,
3127 categorize_ctor_elements_1, categorize_ctor_elements,
3128 count_type_elements, contains_packed_reference,
3129 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3130 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3131 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3132 native_encode_int, native_encode_real, native_encode_complex,
3133 native_encode_vector, native_encode_expr, native_interpret_int,
3134 native_interpret_real, native_interpret_complex,
3135 native_interpret_vector, native_interpret_expr): Likewise.
3136 * function.c (use_register_for_decl): Likewise.
3137 * gimplify.c (get_name): Likewise.
3138 * langhooks-def.h (lhd_return_null_const_tree): New.
3139 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3140 * langhooks.c (lhd_return_null_const_tree): New.
3141 * langhooks.h (lang_get_callee_fndecl): Constify.
3142 * output.h (constructor_static_from_elts_p): Likewise.
3143 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3144 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3145 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3146 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3147 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3148 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3149 * rtlhooks-def.h (reg_nonzero_bits_general,
3150 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3152 * rtlhooks.c (reg_num_sign_bit_copies_general,
3153 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3155 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3156 * stor-layout.c (mode_for_size_tree): Likewise.
3157 * tree-ssa-loop-im.c (memref_eq): Likewise.
3158 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3159 * tree.c (contains_placeholder_p, type_list_equal,
3160 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3162 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3163 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3164 contains_placeholder_p, contains_packed_reference,
3165 get_callee_fndecl, operand_equal_for_phi_arg_p,
3166 warn_if_unused_value, is_body_block, native_encode_expr,
3167 native_interpret_expr, fold_convertible_p, operand_equal_p,
3168 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3169 validate_arglist, simple_cst_equal, type_list_equal,
3170 use_register_for_decl, call_expr_flags, get_name,
3171 highest_pow2_factor): Likewise.
3172 (const_call_expr_arg_iterator_d,
3173 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3174 first_const_call_expr_arg, more_const_call_expr_args_p,
3175 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3176 * varasm.c (constructor_static_from_elts_p): Constify.
3178 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3180 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3181 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3182 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3183 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3184 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3185 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3186 spelling conventions.
3187 * doc/invoke.texi: Follow spelling conventions.
3189 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3190 Revital Eres <eres@il.ibm.com>
3192 * modulo-sched.c (sms_schedule): Avoid loops which includes
3193 auto-increment instructions.
3195 2007-07-28 Richard Guenther <rguenther@suse.de>
3198 * fold-const.c (fold_cond_expr_with_comparison): Convert
3199 operand zero of MIN/MAX_EXPR to correct type.
3201 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3203 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3204 flags_from_decl_or_type): Constify.
3205 * gcc.c (do_spec_1): Likewise.
3206 * print-tree.c (dump_addr, print_node_brief): Likewise.
3207 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3208 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3209 tree_purge_all_dead_eh_edges): Likewise.
3210 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3211 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3213 * tree.c (expr_location, expr_has_location, expr_locus,
3214 expr_filename, expr_lineno, get_inner_array_type,
3215 fields_compatible_p): Likewise.
3216 * tree.h (get_inner_array_type, fields_compatible_p,
3217 expr_location, expr_has_location, expr_locus, expr_filename,
3218 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3219 setjmp_call_p, alloca_call_p): Likewise.
3221 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3223 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3224 TV_FLOW_INSENSITIVE.
3226 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3228 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3229 (compute_flow_insensitive_aliasing): Ditto for
3230 TV_FLOW_INSENSITIVE.
3232 2007-07-27 Jan Hubicka <jh@suse.cz>
3234 * config/i386/i386.c (register_move_cost): Remove accidentally
3235 comitted #if 0 block.
3237 * attribs.c: Include hashtab.h
3238 (attribute_hash): New.
3239 (substring): New structure.
3240 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3242 (init_attributes): Initialize attribute hash.
3243 (decl_attributes): Use attribute hash.
3244 * Makefile.in (attribs.c): Depend on hashtab.h.
3246 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3248 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3250 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3252 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3253 __mips_dspr2 and __mips_dsp_rev macros.
3254 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3256 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3258 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3260 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3264 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3265 and the updating of the live and do_not_gen sets.
3266 (df_note_bb_compute): Added updating of live and do_not_gen sets
3267 for regular defs so that the case of clobber inside conditional
3268 call is processed correctly.
3270 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3272 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3273 operands with compatible type.
3275 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3277 * expr.h (store_bit_field): Don't return a value.
3278 * expmed.c (check_predicate_volatile_ok): New function.
3279 (store_bit_field_1): New function, extracted from store_bit_field.
3280 Take a fallback_p argument and return true if the operation succeeded.
3281 Only use store_fixed_bit_field if fallback_p. Don't recompute
3282 mode_for_extraction; use op_mode instead. Try forcing memories
3283 into registers if the insv expander fails.
3284 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3285 Don't return a value.
3286 (convert_extracted_bit_field): New function, extracted from
3288 (extract_bit_field_1): Likewise. Take a fallback_p argument
3289 and return NULL if the operation succeeded. Only use
3290 extract_fixed_bit_field if fallback_p. Only calculate one
3291 extraction mode. Combine code for extv and extzv. Try forcing
3292 memories into registers if the ext(z)v expander fails.
3293 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3295 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3297 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3299 (df_ref): Likewise. Put regno with other integer fields.
3301 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3303 * df.h (df_mw_hardreg): Remove "loc" field.
3304 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3306 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3307 split out from df_set_unused_notes_for_mw. Return false for
3308 partial references. Assert that mw_reg is a REG when returning true.
3309 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3310 (df_whole_mw_reg_dead_p): New function, split out from
3311 df_set_dead_notes_for_mw. Return false for partial references.
3312 Assert that mw_reg is a REG when returning true.
3313 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3314 Remove redundant bitmap check.
3316 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3318 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3319 ($(T)crtend.o): Likwise.
3320 ($(T)crtbeginS.o): Likwise.
3321 ($(T)crtendS.o): Likwise.
3322 ($(T)crtfastmath.o): Likwise.
3324 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3326 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3327 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3328 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3329 and x_n_bbs_in_dom_tree fields.
3331 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3333 PR tree-optimization/32087
3334 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3335 Do not call scale_bbs_frequencies_int with prob of zero.
3337 2007-07-26 Julian Brown <julian@codesourcery.com>
3339 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3340 (neon_element_bits): Add prototypes.
3341 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3342 (neon_const_bounds, neon_element_bits): New functions.
3343 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3344 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3345 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3346 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3347 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3348 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3349 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3350 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3351 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3352 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3353 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3354 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3355 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3357 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3359 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3360 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3362 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3363 Julian Brown <julian@codesourcery.com>
3365 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3366 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3367 * config/arm/cortex-a8.md: New.
3368 * config/arm/cortex-a8-neon.md: New.
3369 * config/arm/neon-schedgen.ml: New.
3370 * config/arm/neon.md (vqh_mnem): New.
3372 (Is_float_mode): New.
3373 (Scalar_mul_8_16): New.
3375 (V_mode_nunits): New.
3376 (All instruction patterns): Annotate with neon_type attribute
3378 * config/arm/arm.md: Include cortex-a8.md.
3379 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3381 Annotate instruction patterns accordingly.
3382 (generic_sched): Do not use generic scheduling for Cortex-A8.
3383 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3385 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3387 * fold-const.c (fold_read_from_constant_string): Use
3389 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3391 2007-07-26 Nick Clifton <nickc@redhat.com>
3393 * tree-ssa-operands.h: Change copyright header to refer to version
3394 3 of the GNU General Public License and to point readers at the
3395 COPYING3 file and the FSF's license web page.
3396 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3397 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3398 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3399 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3400 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3401 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3402 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3403 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3404 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3405 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3406 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3407 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3408 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3409 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3410 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3411 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3412 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3413 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3414 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3415 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3416 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3417 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3418 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3419 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3420 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3421 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3422 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3423 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3424 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3425 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3426 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3427 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3428 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3429 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3430 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3431 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3432 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3433 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3434 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3435 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3436 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3437 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3438 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3439 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3440 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3441 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3442 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3443 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3444 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3445 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3446 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3447 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3448 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3449 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3450 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3451 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3452 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3453 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3454 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3455 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3456 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3457 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3458 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3459 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3460 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3461 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3462 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3463 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3464 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3465 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3466 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3467 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3468 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3469 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3470 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3471 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3472 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3473 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3474 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3475 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3476 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3477 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3478 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3479 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3480 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3481 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3482 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3483 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3484 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3485 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3486 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3487 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3488 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3489 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3490 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3491 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3492 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3493 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3494 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3495 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3496 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3497 convert.c, convert.h, langhooks-def.h, reload1.c,
3498 tree-ssa-operands.c: Likewise.
3500 2007-07-26 Jan Hubicka <jh@suse.cz>
3502 * tree-ssa-live.c: Include debug.h and flags.h.
3503 (mark_scope_block_unused): New function.
3504 (remove_unused_scope_block_p): New function.
3505 (remove_unused_locals): Remove unused blocks too.
3507 2007-07-25 Ian Lance Taylor <iant@google.com>
3509 * combine.c (combine_max_regno): Remove. Remove all uses.
3510 (struct reg_stat_struct): Rename from struct reg_stat.
3511 (reg_stat_type): Define, and declare VECs.
3512 (reg_stat): Change from pointer to VEC. Change all uses.
3513 (combine_split_insns): New static function.
3514 (try_combine, find_split_point): Call it instead of split_insns.
3516 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3518 * cfghooks.c (split_block): Fix the information about loop latch.
3520 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3522 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3524 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3526 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3527 Scan the new edge for loop exit info.
3529 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3531 * config/darwin.c: Include debug.h.
3533 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3536 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3538 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3540 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3541 (HARD_REGNO_MODE_OK): Ditto.
3542 (MODES_TIEABLE_P): Ditto.
3543 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3544 (CLASS_MAX_NREGS): Ditto.
3545 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3546 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3547 (divdf3_internal_thr): Removed.
3548 * config/ia64/div.md: New file.
3549 * config/ia64/constraints.md: Add H constraint.
3551 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3553 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3554 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3555 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3556 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3557 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3558 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3559 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3560 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3561 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3562 dump_sbitmap_file, debug_sbitmap, popcount_table,
3563 sbitmap_popcount): Constify.
3564 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3565 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3566 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3567 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3568 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3569 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3570 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3571 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3572 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3573 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3574 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3576 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3579 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3580 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3581 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3582 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3583 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3584 bitmap_intersect_p, bitmap_intersect_compl_p,
3585 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3586 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3588 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3589 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3590 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3591 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3592 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3593 debug_bitmap, debug_bitmap_file, bitmap_print,
3594 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3595 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3597 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3599 * config/darwin.c (darwin_override_options): Additional fix for
3600 debug info formats that don't support var tracking.
3602 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * cselib.c (entry_and_rtx_equal_p): Constify.
3605 * gengtype.c (output_mangled_typename, write_types, write_local):
3607 * gengtype.h (const_type_p): New.
3608 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3610 * tlink.c (scan_linker_output): De-constify.
3611 * tree-ssa-loop-im.c (memref_eq): Constify.
3612 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3613 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3615 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3617 * c-common.c (fname_as_string, c_type_hash): Constify.
3618 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3619 * cgraph.c (edge_hash, edge_eq): Likewise.
3620 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3621 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3622 reg_attrs_htab_eq): Likewise.
3623 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3625 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3626 const_decl_t, const_state_t, const_automata_list_el_t): New.
3627 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3628 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3629 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3630 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3631 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3632 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3633 compare_max_occ_cycle_nums, out_state_arcs_num,
3634 compare_transition_els_num, units_cmp, state_reservs_cmp):
3636 * genmodes.c (cmp_modes): Likewise.
3637 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3638 * gimplify.c (compare_case_labels): Likewise.
3639 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3640 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3641 * matrix-reorg.c (mtt_info_hash): Likewise.
3642 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3643 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3644 (htab_hash_bucket, htab_hash_elem): Constify.
3645 * tree-browser.c (TB_parent_eq): Likewise.
3646 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3647 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3648 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3649 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3651 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3652 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3653 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3654 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3655 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3657 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3658 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3659 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3660 * tree-ssa-threadupdate.c (redirection_data_hash,
3661 redirection_data_eq): Likewise.
3662 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3663 * tree-ssa.c (var_ann_eq): Likewise.
3664 * tree-vrp.c (compare_case_labels): Likewise.
3665 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3666 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3667 tree_not_check_failed, tree_class_check_failed,
3668 tree_range_check_failed, tree_not_class_check_failed,
3669 omp_clause_check_failed, omp_clause_range_check_failed,
3670 tree_contains_struct_check_failed, tree_operand_check_failed):
3672 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3673 tree_not_check_failed, tree_class_check_failed,
3674 tree_range_check_failed, tree_not_class_check_failed,
3675 tree_operand_check_failed, omp_clause_operand_check_failed,
3676 tree_operand_length): Likewise.
3677 * var-tracking.c (const_variable): New.
3678 (variable_htab_hash, variable_htab_eq): Constify.
3679 * varasm.c (const_desc_hash): Likewise.
3681 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3683 * expr.c (handled_component_p): Constify.
3684 * fold-const.c (fit_double_type): Likewise.
3685 * real.h (real_value_from_int_cst): Likewise.
3686 * tree-flow-inline.h (gimple_in_ssa_p,
3687 gimple_aliases_computed_p, gimple_addressable_vars,
3688 gimple_call_clobbered_vars, gimple_referenced_vars,
3689 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3690 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3691 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3692 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3693 is_label_stmt, is_global_var, phi_ssa_name_p,
3694 factoring_name_p, is_call_clobbered, tree_common_ann,
3695 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3696 unmodifiable_var_p, array_ref_contains_indirect_ref,
3697 ref_contains_array_ref, lookup_subvars_for_var,
3698 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3699 gimple_mem_ref_stats): Likewise.
3700 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3701 may_aliases, is_exec_stmt, is_label_stmt,
3702 ref_contains_array_ref, array_ref_contains_indirect_ref,
3703 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3704 unmodifiable_var_p): Likewise.
3705 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3706 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3707 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3708 cst_and_fits_in_hwi, real_value_from_int_cst,
3709 build_real_from_int_cst, integer_zerop, integer_onep,
3710 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3711 tree_floor_log2, real_zerop, real_onep, real_twop,
3712 real_minus_onep, really_constant_p, purpose_member, chain_member,
3713 list_length, fields_length, int_size_in_bytes, bit_position,
3714 int_bit_position, byte_position, int_byte_position, expr_align,
3715 array_type_nelts, tree_node_structure,
3716 type_contains_placeholder_1, iterative_hash_pointer,
3717 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3718 tree_map_base_eq, type_hash_list, type_hash_eq,
3719 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3720 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3721 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3722 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3723 int_fits_type_p, get_containing_scope, decl_function_context,
3724 decl_type_context, omp_clause_operand_check_failed,
3725 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3726 * tree.h (omp_clause_operand_check_failed, tree_size,
3727 build_real_from_int_cst, array_type_nelts, purpose_member,
3728 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3729 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3730 is_attribute_p, check_qualified_type, expr_align,
3731 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3732 int_byte_position, list_length, fields_length, initializer_zerop,
3733 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3734 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3735 tree_node_structure, handled_component_p, get_containing_scope,
3736 decl_function_context, decl_type_context, real_zerop,
3737 type_num_arguments, fit_double_type, really_constant_p,
3738 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3739 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3740 real_twop, real_minus_onep, int_cst_value): Likewise.
3742 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3744 * cfglayout.c (insn_scope, insn_line): Constify.
3745 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3746 const_double_htab_hash, const_double_htab_eq,
3747 mem_attrs_htab_hash): Likewise.
3748 * loop-iv.c (biv_eq): Likewise.
3749 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3750 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3751 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3753 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3754 error_for_asm, warning_for_asm, _fatal_insn,
3755 _fatal_insn_not_found): Likewise.
3756 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3757 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3758 rtl_check_failed_type2, rtl_check_failed_code1,
3759 rtl_check_failed_code2, rtl_check_failed_code_mode,
3760 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3761 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3762 rtl_check_failed_type2, rtl_check_failed_code1,
3763 rtl_check_failed_code2, rtl_check_failed_code_mode,
3764 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3765 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3766 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3767 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3768 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3769 rtx_unstable_p, get_integer_term, get_related_value,
3770 offset_within_block_p, reg_mentioned_p, count_occurrences,
3771 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3772 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3773 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3774 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3775 find_constant_src, find_reg_fusage, find_regno_fusage,
3776 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3777 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3778 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3779 computed_jump_p, auto_inc_p, in_expr_list_p,
3780 remove_node_from_expr_list, loc_mentioned_in_p,
3781 label_is_jump_target_p, reversed_comparison_code_parts,
3782 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3783 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3784 print_inline_rtx): Likewise.
3785 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3786 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3787 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3788 get_integer_term, get_related_value, offset_within_block_p,
3789 count_occurrences, reg_mentioned_p, no_labels_between_p,
3790 reg_used_between_p, reg_referenced_p, single_set_2,
3791 multiple_sets, set_noop_p, refers_to_regno_p,
3792 reg_overlap_mentioned_p, dead_or_set_p,
3793 covers_regno_no_parallel_p, covers_regno_p,
3794 dead_or_set_regno_p, find_reg_note, find_regno_note,
3795 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3796 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3797 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3798 side_effects_p, may_trap_p_1, may_trap_p,
3799 may_trap_after_code_motion_p, may_trap_or_fault_p,
3800 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3801 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3802 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3803 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3804 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3806 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3807 warning_for_asm): Likewise.
3808 * tree.h (print_rtl): Likewise.
3809 * varasm.c (get_pool_mode): Likewise.
3811 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3813 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3814 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3815 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3816 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3817 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3818 * ddg.c (compare_sccs): Likewise.
3819 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3820 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3821 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3822 decimal_do_fix_trunc, decimal_real_to_integer,
3823 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3824 * dse.c (const_group_info_t): New.
3825 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3826 * dwarf2out.c (const_dw_die_ref): New.
3827 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3828 * tree-browser.c (TB_parent_eq): Likewise.
3829 * unwind-dw2-fde.c (__register_frame_info_bases,
3830 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3831 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3833 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3834 * unwind-dw2.c (uw_frame_state_for): Likewise.
3835 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3836 * value-prof.h (const_histogram_value): New.
3838 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3840 * config/mips/mips.c (machine_function): Add
3841 initialized_mips16_gp_pseudo_p.
3842 (mips16_gp_pseudo_reg): Do not emit the initialization of
3843 mips16_gp_pseudo_rtx when being called from the gimple cost-
3844 calculation routines; emit it on the first use outside those
3847 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3849 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3852 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3853 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3854 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3855 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3856 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3857 Preserve const-ness of parameters through use of __typeof(),
3858 also constify and tidy.
3860 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3861 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3862 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3863 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3864 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3865 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3866 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3867 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3868 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3870 2007-07-25 Julian Brown <julian@codesourcery.com>
3871 Mark Shinwell <shinwell@codesourcery.com>
3873 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3874 (alpha_mangle_type): This.
3875 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3876 (TARGET_MANGLE_TYPE): Define this instead.
3877 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3878 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3879 (arm_init_neon_builtins): Fix comment.
3880 (arm_mangle_map_entry): New.
3881 (arm_mangle_map): New.
3882 (arm_mangle_type): New.
3883 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3884 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3885 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3886 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3887 (TARGET_MANGLE_TYPE): Define this instead.
3888 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3889 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3890 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3891 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3892 (TARGET_MANGLE_TYPE): Define this instead.
3893 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3895 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3896 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3897 (TARGET_MANGLE_TYPE): Define this instead.
3898 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3899 (s390_mangle_type): This.
3900 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3901 (TARGET_MANGLE_TYPE): Define this instead.
3902 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3903 (sparc_mangle_type): This.
3904 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3905 (TARGET_MANGLE_TYPE): Define this instead.
3906 * cp/mangle.c (write_type): Call mangle_type target hook on all
3907 types before mangling. Use original type, not main variant, as
3909 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3910 (TARGET_MANGLE_TYPE): This.
3911 * target.h (gcc_target): Rename mangle_fundamental_type to
3913 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3914 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3916 2007-07-25 Julian Brown <julian@codesourcery.com>
3917 Paul Brook <paul@codesourcery.com>
3918 Joseph Myers <joseph@codesourcery.com>
3919 Mark Shinwell <shinwell@codesourcery.com>
3921 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3922 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3923 (with_fpu): Allow --with-fpu=neon.
3924 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3925 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3926 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3927 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3928 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3929 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3930 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3931 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3932 (output_move_neon): Add prototypes.
3933 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3934 (all_fpus): Add FPUTYPE_NEON.
3935 (fp_model_for_fpu): Add NEON field.
3936 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3937 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3939 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3941 (thumb2_legitimate_address_p): Likewise.
3942 (neon_valid_immediate): Recognize and prepare constants suitable for
3944 (neon_immediate_valid_for_move): New function. Recognize and prepare
3945 immediates for NEON move instructions.
3946 (neon_immediate_valid_for_logic): New function. Recognize and
3947 prepare immediates for NEON logic instructions.
3948 (neon_output_logic_immediate): New function. Create asm string
3949 suitable for outputting immediate logic instructions.
3950 (neon_pairwise_reduce): New function. Implement reduction using
3951 pairwise operations.
3952 (neon_expand_vector_init): New function. Expand a (possibly
3953 non-constant) vector initialization.
3954 (neon_vector_mem_operand): New function. Memory operands supported
3955 for quad-word loads/stores to/from ARM or NEON registers. Don't
3956 allow base+offset addressing for core regs.
3957 (neon_struct_mem_operand): New function. Valid mems for NEON
3959 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3960 from neon_vector_mem_operand addresses without a secondary register.
3961 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3962 (add_minipool_backward_ref): Likewise.
3963 (dump_minipool): Likewise.
3964 (push_minipool_fix): Likewise.
3965 (output_move_quad): New function. Output quad-word moves, loads and
3966 stores using ARM registers.
3967 (output_move_vfp): Add support for vectors in VFP (NEON) D
3969 (output_move_neon): Output a NEON load/store to/from a quadword
3971 (arm_print_operand): Implement new codes:
3972 - 'c' for unadorned integers (without a # sign).
3973 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3975 - 'e', 'f' for the low and high D parts of a NEON Q register.
3976 - 'q' outputs a NEON Q register.
3977 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3978 - 'T' prints NEON opcode features from a coded bitmask.
3979 - 'F' is similar to T, but signed/unsigned codes both print as
3981 - 't' is similar to T, but 'u' is printed instead of 'p'.
3982 - 'O' prints 'r' if NEON instruction should perform rounding (as
3983 specified by bitmask), else prints nothing.
3984 - '#' is a punctuation character to stop operand numbers from
3985 running together with following digits in the assembler
3986 strings for instructions (when using mode attributes).
3987 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3988 constant vectors in big-endian mode, where necessary.
3989 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3990 Handle EI, OI, CI, XI modes.
3991 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3992 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3993 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3994 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3995 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3997 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3998 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3999 to turn v8qi, etc. into bits defined above.
4000 (neon_itype): New enumeration. Classifications of NEON builtins.
4001 (neon_builtin_datum): Define struct. Contains information about
4002 a single builtin (with multiple modes).
4003 (CF): Define helper macro for...
4004 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4006 (neon_builtin_data): New array. Define information about builtins
4007 for use during initialization/expansion.
4008 (arm_init_neon_builtins): New function.
4009 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4011 (neon_builtin_compare): New function.
4012 (locate_neon_builtin_icode): New function. Find an insn code for a
4013 builtin given a function code for that builtin. Also return type of
4014 builtin (NEON_BINOP, NEON_UNOP etc.).
4015 (builtin_arg): New enumeration. Types of arguments for builtins.
4016 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4017 Takes a variable argument list of builtin_arg types, terminated by
4019 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4020 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4021 (neon_emit_pair_result_insn): New function. Support returning pairs
4022 of vectors via a pointer.
4023 (neon_disambiguate_copy): New function. Set up operands for a
4024 multi-word copy such that registers do not get clobbered.
4025 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4026 ARM_BUILTIN_NEON_BASE.
4027 (arm_file_start): Set float-abi attribute for NEON.
4028 (arm_vector_mode_supported_p): Enable NEON vector modes.
4029 (arm_mangle_map_entry): New.
4030 (arm_mangle_map): New.
4031 (arm_mangle_vector_type): New.
4032 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4034 (TARGET_NEON): New macro. Target supports NEON.
4035 (fputype): Add FPUTYPE_NEON.
4036 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4037 for vectorization based on command-line arg.
4038 (NEON_REGNO_OK_FOR_NREGS): Define.
4039 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4040 (VALID_NEON_STRUCT_MODE): Define.
4041 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4042 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4043 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4044 (consttable_16): Add pattern for outputting 16-byte minipool
4046 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4048 (vec-common.md, neon.md): Include md files.
4049 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4050 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4051 (memory_constraint "Ut", "Un", "Us"): Define.
4052 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4053 (MMX_char): New mode attribute.
4054 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4055 (*add<mode>3_iwmmxt): New insn pattern.
4056 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4057 (*sub<mode>3_iwmmxt): New insn pattern.
4058 (mulv4hi3): Rename to...
4059 (*mulv4hi3_iwmmxt): This.
4060 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4061 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4062 (uminv4hi3, uminv2si3): Remove. Replace with...
4063 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4064 (*umin<mode>3_iwmmxt): These.
4065 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4066 (ashr<mode>3_iwmmxt): This new pattern.
4067 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4068 (lshr<mode>3_iwmmxt): This new pattern.
4069 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4070 (ashl<mode>3_iwmmxt): This new pattern.
4071 * config/arm/neon-docgen.ml: New file. Generate documentation for
4073 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4074 * config/arm/arm_neon.h: New (autogenerated).
4075 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4077 * config/arm/neon.md: New file. Define NEON instructions.
4078 * config/arm/neon.ml: New file. Abstract description of NEON
4079 instructions, used to generate arm_neon.h header, documentation and
4081 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4082 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4084 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4086 (ARM NEON Intrinsics): New subsection.
4087 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4089 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4091 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4094 2007-07-24 Jan Hubicka <jh@suse.cz>
4096 * regclass.c (move_table): New type.
4097 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4098 (init_move_cost): Break out from ...
4099 (init_reg_sets_1): ... here; simplify computation of
4100 have_regs-of_mode and contains_reg_of_mode.
4101 (record_reg_classes): Unswitch internal loops.
4102 (copy_cost): Trigger lazy initialization of move cost
4103 (record_address_regs): Likewise.
4105 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4107 * config/darwin.c (darwin_override_options): Don't force on
4108 flag_var_tracking_uninit when no debug info is requested.
4110 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4112 * cfgloop.c (init_loops_structure): New function.
4113 (flow_loops_find): Create root of the loop tree unconditionally.
4115 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4117 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4119 2007-07-24 Jan Hubicka <jh@suse.cz>
4121 * caller-save.c: Include ggc.h, gt-caller-save.h
4122 (reg_save_code, reg_restore_code): Rename to ...
4123 (cached_reg_save_code, cached_reg_restore_code): ... those.
4124 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4125 (reg_save_code, reg_restore_code): New functions.
4126 (init_caller_save): Do not intialize
4127 reg_save_code/reg_restore_code tables.
4128 * Makefile.in: (gt-caller-save.h): New.
4130 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4132 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4133 with the mode of the original operand instead of
4136 2007-07-23 Jan Hubicka <jH@suse.cz>
4138 * i386.c (ix86_secondary_memory_needed): Break out to...
4139 (inline_secondary_memory_needed): ... here.
4140 (ix86_memory_move_cost): Break out to ...
4141 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4142 maximum of input and output; fix handling of Q_REGS on 64bit.
4143 (ix86_secondary_memory_needed): Microoptimize.
4145 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4147 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4148 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4149 stmts_from_loop, known_dependences_p, build_rdg): New.
4150 * tree-data-ref.h: Depends on graphds.h.
4151 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4152 (build_rdg): Declared.
4153 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4155 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4157 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4160 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4161 Jakub Jelinek <jakub@redhat.com>
4163 PR middle-end/PR28690
4164 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4166 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4167 and MEM_POINTER operands over REG and MEM operands.
4168 (swap_commutative_operands_p): Change return value to bool.
4169 * rtl.h: Update the corresponding prototype.
4170 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4171 instead of gen_rtx_PLUS.
4172 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4173 value to bool. Change function arguments to rtx's and update code
4175 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4176 calls to match the new declaration.
4177 * simplify-rtx.c (simplify_associative_operation): Don't
4178 reorder simplify_binary_operation arguments.
4180 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4182 * config/mips/mips.c (override_options): Use mips_costs to derive
4183 the default branch cost.
4184 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4186 * config/mips/mips.opt (mbranch-cost=): New option.
4187 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4189 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4191 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4192 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4193 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4194 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4196 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4198 * config/mips/constraints.md (ks): New constraint.
4199 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4200 (*add<mode>3_mips16): ...here.
4202 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4204 * optabs.h (enum optab_index): Add new OTI_signbit.
4205 (signbit_optab): Define corresponding macro.
4206 (enum insn_code signbit_optab[]): Remove array.
4207 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4208 (expand_copysign_absneg): If back end provides signbit insn, use it
4209 instead of bit operations on floating point argument.
4210 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4211 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4212 for availability of signbit insn.
4214 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4215 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4216 SSE mode is not active.
4217 (isinf<mode>2): Disable for mfpmath=sse,387.
4219 2007-07-22 Ben Elliston <bje@au.ibm.com>
4221 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4223 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4225 2007-07-20 Richard Guenther <rguenther@suse.de>
4227 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4228 integral typed condition.
4229 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4230 booleanness. Only preserve conversions from a non-base
4231 type to a base type, not in general between types with
4232 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4233 * tree.def (COND_EXPR): Document that the condition
4234 can be of any integral type.
4236 2007-07-20 Nigel Stephens <nigel@mips.com>
4237 Richard Sandiford <richard@codesourcery.com>
4239 * config/mips/mips.h (mips_dwarf_regno): Declare.
4240 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4241 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4242 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4243 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4244 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4245 (REG_CLASS_NAMES): Update accordingly.
4246 * config/mips/mips.c (mips_dwarf_regno): New array.
4247 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4248 (mips_subword): Remove special handling for accumulator registers.
4249 (override_options): Initiailize mips_dwarf_regno. Remove use
4251 (mips_swap_registers): New function.
4252 (mips_conditional_register_usage): Swap accumulator registers
4253 around if TARGET_LITTLE_ENDIAN.
4254 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4255 * config/mips/constraints.md (h, l): Use the endianness to choose
4256 between MD0_REG and MD1_REG.
4257 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4258 alternative-dependent template.
4260 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4262 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4265 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4267 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4268 predecessor fallthru flags.
4270 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4272 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4273 of compare to the same type.
4274 * cfgloopmanip.c (add_loop): Update information about loop exits.
4275 (loop_version): Remove the innermost loop requirement.
4276 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4277 to sizetype for pointers.
4279 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4281 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4282 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4283 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4285 * config/dfp-bit.c: Empty for TFmode conversions.
4287 2007-07-18 Caroline Tice <ctice@apple.com>
4289 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4290 and handle them correctly; check that src is not NULL before
4292 (find_src_set_src): Likewise.
4294 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4296 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4297 (struct alignment_context, init_alignment_context): New.
4298 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4299 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4300 (XCHAL_HAVE_S32C1I): Likewise.
4301 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4302 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4303 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4304 (ATOMIC, HQI): New macros.
4305 (memory_barrier, *memory_barrier): New.
4306 (sync_lock_releasesi): New.
4307 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4308 (sync_lock_test_and_set<mode>): New.
4309 (sync_<atomic><mode>): New.
4310 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4311 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4312 (xtensa_expand_atomic): New.
4314 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4318 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4319 transformation for builtin ISNORMAL.
4320 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4321 * builtins.def (BUILT_IN_ISNORMAL): New.
4322 * doc/extend.texi: Document isnormal.
4324 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4328 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4329 optabs infrastructure. Provide generic implementation for
4331 (expand_builtin): Handle FINITE/ISFINITE.
4332 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4333 (fold_builtin_1): Likewise.
4335 * builtins.def (BUILT_IN_ISFINITE): New.
4337 * doc/extend.texi: Document isfinite.
4339 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4344 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4345 generic fallback for isinf.
4346 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4347 calculation code ...
4348 * real.c (get_max_float): ... to here.
4349 * real.h (get_max_float): New.
4351 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4355 * builtin-attrs.def (ATTR_TYPEGENERIC,
4356 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4358 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4359 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4360 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4361 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4363 * c-common.c (handle_type_generic_attribute): New.
4364 (c_common_attribute_table): Add "type generic".
4366 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4368 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4370 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4371 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4374 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4377 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4378 checking that the operand is an expression.
4380 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4381 Danny Smith <dannysmith@users.sourceforge.net>
4384 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4385 file mapping object in local namespace if Windows version later
4388 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4390 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4391 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4392 arm_cannot_force_const_mem.
4393 (arm_cannot_force_const_mem): New function.
4394 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4395 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4396 of arm_tls_referenced_p.
4397 * config/arm/arm.md (movsi): Split out-of-section constants when
4398 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4399 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4401 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4403 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4405 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4407 * config/mips/mips.md (*extendqihi2): Convert the destination
4410 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4412 * config/pa/fptr.c: Update license header.
4413 * config/pa/milli64.S: Likewise.
4415 2007-07-17 Nick Clifton <nickc@redhat.com>
4417 * COPYING_v3: New file. Contains version 3 of the GNU General
4419 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4420 Lesser General Public License.
4421 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4422 the GNU General Public License.
4424 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4426 PR rtl-optimization/32773
4427 * cfglayout.c (force_one_exit_fallthru): New function.
4428 (cfg_layout_finalize): Use it.
4430 2007-07-16 Richard Guenther <rguenther@suse.de>
4431 Uros Bizjak <ubizjak@gmail.com>
4433 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4434 before forcing it to gimple operand.
4436 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4437 David Ung <davidu@mips.com>
4439 * config/mips/mips.h (TUNE_24K): Define.
4440 (TUNE_MACC_CHAINS): Add TUNE_24K.
4441 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4443 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4444 (r74k_int_madd): .. this new reservation.
4445 (define_bypass): Fixed bypasses for r74k_int_madd to use
4447 * config/mips/24k.md (define_bypass): Define new
4448 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4450 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4451 Nigel Stephens <nigel@mips.com>
4453 * config/mips/mips.md: Include 20kc.md.
4454 * config/mips/20kc.md: New file.
4455 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4456 (mips_adjust_cost): Tweak for 20Kc.
4457 (mips_issue_rate): Likewise.
4458 * config/mips/mips.h (TUNE_20KC): Define.
4460 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4462 * config/rs6000/rs6000.c (struct processor_cost): Add
4463 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4465 (*_cost): Add cache information.
4466 (rs6000_override_options): Set cache parameters.
4468 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4471 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4472 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4474 2007-07-16 Paul Brook <paul@codesourcery.com>
4477 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4478 (cirrus_thumb2_movsi_insn): Ditto.
4480 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4482 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4485 2007-07-15 Andrew Haley <aph@redhat.com>
4487 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4488 before looking in the context.
4490 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4494 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4495 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4496 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4497 (pa_output_function_prologue): Use rp_saved and
4498 current_function_is_leaf to generate .CALLINFO statement.
4499 (hppa_expand_prologue): Set rp_saved.
4500 (hppa_expand_epilogue): Use rp_saved.
4501 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4502 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4504 2007-07-14 Dirk Mueller <dmueller@suse.de>
4506 * omega.c (coalesce): Fix memory leak on early exit.
4507 * matrix-reorg.c (check_allocation_function): Likewise.
4508 * tree-vect-transform.c (vect_get_new_vect_var): free result
4510 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4511 pass pointer to edge vector
4512 (partition_hot_cold_basic_blocks): Fix memory leak.
4513 * collect2.c (prefix_from_string): Free temporary storage.
4514 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4516 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4518 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4519 (DO_GLOBAL_DTORS_BODY): Likewise.
4521 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4522 Nigel Stephens <nigel@mips.com>
4524 * config/mips/mips.c (mips_classify_symbol): Don't return
4525 SYMBOL_SMALL_DATA for constant pool addresses if
4526 TARGET_EMBEDDED_DATA is true.
4528 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4531 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4532 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4533 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4534 __builtin_ia32_storehps, __builtin_ia32_storelps,
4535 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4536 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4537 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4538 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4539 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4540 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4541 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4542 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4543 using def_builtin_const.
4545 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4547 PR tree-optimization/32705
4548 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4549 (simplify_binary_expression): Use SSA_VAL consistently.
4551 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4553 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4554 (SPEFSCR_REGNO): Delete definition.
4555 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4556 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4557 * config/rs6000/rs6000.h: Do not define *_REGNO.
4558 LINK_REGISTER_REGNUM -> LR_REGNO.
4559 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4560 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4561 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4562 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4563 R_VRSAVE, R_VSCR. Use them.
4564 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4565 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4566 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4567 * config/rs6000/aix.h: Define R_LR. Use it.
4569 2007-07-13 Caroline Tice <ctice@apple.com>
4571 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4572 flag_var_tracking is explicitly turned off (i.e. when variable
4573 tracking is not feasible); otherwise, turn flag_var_tracking on when
4574 flag_var_tracking_uninit is on.
4575 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4576 note definitions, to allow recording of initialization status in the
4578 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4579 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4580 determine if two note locations are equal.
4581 (output_loc_list): Don't output list entries whose start & end labels
4583 (reg_loc_descriptor): Add parameter for initialization status; pass it
4584 to other loc descriptor functions.
4585 (one_reg_loc_descriptor): Add parameter for initialization status;
4586 check its value and add DW_OP_GNU_uninit to returned loc descr if
4588 (multiple_reg_loc_descriptor): Add parameter for initialization
4590 pass init status argument to other loc descriptor functions; check
4591 value of intialization parameter and add DW_OP_GNU_uninit to returned
4592 loc descr if appropriate.
4593 (based_loc_descr): Add parameter for initialization status; add new
4594 variable for return value; check value of initialization parameter and
4595 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4596 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4597 pass init status argument to other loc descriptor functions; check
4598 value of intialization parameter and add DW_OP_GNU_uninit to returned
4599 loc descr if appropriate.
4600 (mem_loc_descriptor): Likewise.
4601 (concat_loc_descriptor): Likewise.
4602 (concatn_loc_descriptor): Likewise.
4603 (loc_descriptor): Add parameter for initialization status; pass it as
4604 argument to other loc descriptor function calls.
4605 (loc_descriptor_from_tree_1): Add appropriate initialization status
4606 to loc descriptor function calls.
4607 (add_location_or_const_value_attribute): Get initialization status
4608 from VAR_LOCATION note; add initialization status to loc descriptor
4610 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4611 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4612 status is uninitialized, add "[uninint]" to output.
4613 * common.opt (fvar-tracking-uninit): New option, similar to
4614 fvar-tracking, to turn on tracking of uninitialized variables; creates
4615 a new global flag, flag_var_tracking_uninit.
4616 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4617 (enum var_init_status): New type, for var initialization status field.
4618 * var-tracking.c (struct location_chain_def): Two new fields, init,
4619 for initialization status, and set_src for the assignment value expr.
4620 (unshare_variable): New parameter for initialization status;
4621 initialize new init and set_src fields.
4622 (var_reg_set): New parameters for initialization status and value;
4623 pass them to set_variable_part.
4624 (var_mem_set): Likewise.
4625 (get_init_value): New function.
4626 (var_reg_delete_and_set): New initialization status & value
4627 parameters; add call to get_init_value if status is unknown; pass new
4628 parameters to clobber_variable_part and var_reg_set.
4629 (var_mem_delete_and_set): Likewise.
4630 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4631 (var_mem_delete): Likewise.
4632 (variable_union): Pass status to unshare_variable; initialize new init
4633 and set_src fields. If flag_var_tracking_uninit is not set, force
4634 status to initialized.
4635 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4636 used later to get the set_src value.
4637 (find_src_status): New function.
4638 (find_src_set_src): New function.
4639 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4640 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4641 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4642 and var_mem_delete_and_set.
4643 (dump_variable): Print out "[uninit]" if appropriate.
4644 (set_variable_part): Add new initialization and set_src parameters;
4645 pass status to unshare_variable; set node->init and node- >set_src
4646 fields and modify slot in hash table appropriately; save the init and
4647 set_src values if appropriate and assign to the new node.
4648 (clobber_variable_part): New set_src parameter; if two nodes have
4649 same variable and same location but different set_src (assignment)
4650 values, clobber old node.
4651 (delete_variable_part): Pass init status to unshare_variable.
4652 (emit_note_insn_var_location): Add initialized var; assign var's init
4653 status to new 'initialized'; pass new init status field to calls to
4654 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4655 status to initialized.
4656 (emit_notes_in_bb): Pass initialization status to calls to
4657 var_reg_set, var_mem_set, var_reg_delete_and_set and
4658 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4659 var_reg_delete_and_set and var_mem_delete_and_set; call
4660 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4661 make up for change in add_stores.
4662 (vt_add_function_parameters): Add status to calls to
4664 * config/darwin.c (darwin_override_options): Turn on uninitialized
4665 tracking automatically, if var_tracking is on and the system is
4668 2007-07-13 Sa Liu <saliu@de.ibm.com>
4670 * config.gcc: Add options for arch and tune on SPU.
4671 * config/spu/predicates.md: Add constant operands 0 and 1.
4672 * config/spu/spu-builtins.def: Add builtins for double precision
4673 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4674 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4676 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4678 * config/spu/spu-protos.h: Add new function prototypes.
4679 * config/spu/spu.c (spu_override_options): Check options -march and
4681 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4682 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4684 (spu_const_from_int): New. Create a vector constant from 4 ints.
4685 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4686 (spu_emit_vector_compare): New. Emit vector compare.
4687 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4688 * config/spu/spu.h: Add options -march and -mtune. Define processor
4689 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4690 CANONICALIZE_COMPARISON.
4691 * config/spu/spu.md: Add new insns for double precision compare
4692 and double precision vector compare. Add vcond and smax/smin patterns
4693 to enable DFmode vector conditional expression.
4694 * config/spu/spu.opt: Add options -march and -mtune.
4695 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4696 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4697 both CELL and CELLEDP targets: spu_testsv.
4698 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4701 2007-07-13 Richard Guenther <rguenther@suse.de>
4703 PR tree-optimization/32721
4704 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4705 TREE_THIS_VOLATILE on the folded reference.
4706 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4707 if the array reference has TREE_THIS_VOLATILE set.
4709 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4712 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4714 2007-07-13 Andreas Schwab <schwab@suse.de>
4716 * gengtype-lex.l: Allow declarations to be indented.
4718 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4720 * ginclude/tgmath.h: New.
4721 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4722 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4723 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4724 * configure: Regenerate.
4726 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4728 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4729 correct index when setting register save state for xd
4732 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4734 * config/sh/sh.c (mark_use): Remove.
4736 2007-07-12 Paul Brook <paul@codesourcery.com>
4738 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4739 reg does not overlap return value.
4741 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4743 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4744 (set_expression_vuses): Ditto.
4745 (init_pre): Initialize expression_vuses.
4747 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4749 * config/i386/sse.md (storentdf, storentsf): New.
4751 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4753 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4755 * tree.c (build_decl_stat): Move code from here...
4756 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4757 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4758 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4759 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4760 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4763 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4764 Devang Patel <dpatel@apple.com>
4766 PR tree-optimization/25413
4767 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4768 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4769 * tree.h (contains_packed_reference): New.
4770 * expr.c (contains_packed_reference): New.
4771 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4772 (vect_enhance_data_refs_alignment): Call
4773 vector_alignment_reachable_p.
4774 * target.h (vector_alignment_reachable): New builtin.
4775 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4776 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4777 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4779 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4781 * target.h (builtin_vectorization_cost): Add new target builtin.
4782 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4783 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4784 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4785 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4786 uninitialized variables.
4787 * tree-vect-transform.c (cost_for_stmt): New function.
4788 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4789 using cost 1 for all scalar stmts. Be less conservative when
4790 estimating the number of prologue/epulogue iterations. Call
4791 targetm.vectorize.builtin_vectorization_cost. Return
4792 min_profitable_iters-1.
4793 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4794 initialization cost instead of TARG_VEC_STMT_COST. Use
4795 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4796 epilogue code. Fix epilogue cost computation.
4797 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4798 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4799 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4800 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4801 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4802 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4804 2007-07-12 Richard Guenther <rguenther@suse.de>
4806 * gimplify.c (gimplify_conversion): Make sure that the result
4807 from maybe_fold_offset_to_reference is trivially convertible
4808 to the desired type before doing the simplification.
4809 (gimplify_expr): Likewise.
4810 * fold-const.c (fold_binary): Use the correct types for
4811 building the simplified expression.
4813 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4815 PR rtl-optimization/32729
4816 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4817 that fallthru to exit.
4819 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4821 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4822 (symDTPOFF2reg): Likewise.
4824 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4826 PR tree-optimization/32663
4828 * tree.h (VALUE_HANDLE_VUSES): Remove.
4829 (struct tree_value_handle): Remove vuses.
4831 * tree-vn.c (create_value_handle_for_expr): Don't set
4834 * tree-ssa-pre.c (expression_vuses): New.
4835 (alloc_expression_id): Set up expression_vuses.
4836 (get_expression_vuses): New.
4837 (set_expression_vuses): Ditto.
4838 (clear_expression_ids): Modify for expression_vuses.
4839 (phi_translate_1): Ditto.
4840 (phi_translate_set): Ditto.
4841 (value_dies_in_block_x): Ditto
4842 (valid_in_sets): Ditto.
4843 (add_to_sets): Ditto.
4844 (find_existing_value_expr): Ditto.
4845 (create_value_handle_for_expr): Ditto.
4846 (make_values_for_stmt): Ditto.
4847 (vuse_equiv): Remove.
4849 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4851 * Makefile.in (mostlyclean): Remove object files.
4853 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4855 * toplev.c (no_new_pseudos): Deleted.
4856 * rtl.h (no_new_pseudos): Deleted.
4857 * tree-pass.h (pass_no_new_pseudos): Deleted.
4858 * passes.c (pass_no_new_pseudos): Deleted.
4859 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4860 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4861 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4863 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4864 * rtlhooks.c (gen_lowpart_general): Ditto.
4865 * optabs.c (prepare_operand): Ditto.
4866 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4868 * modulo-sched.c (rest_of_handle_sms): Ditto.
4869 * see.c (rest_of_handle_see): Ditto.
4870 * ifcvt.c (if_convert): Ditto.
4871 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4873 * init-regs.c (gate_initialize_regs): Deleted set of
4875 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4876 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4877 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4879 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4882 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4883 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4884 (*vec_extractv2di_1_rex64): New insn pattern.
4886 2007-07-11 David Daney <ddaney@avtrex.com>
4888 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4889 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4890 for SIGNAL_UNWIND_RETURN_COLUMN.
4891 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4892 (DWARF_FRAME_REGNUM): Rewrite.
4893 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4895 2007-07-11 Nick Clifton <nickc@redhat.com>
4897 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4898 delta and use gen_int_mode in place of GET_INT instead.
4900 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4902 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4905 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4907 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4908 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4910 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4911 (USE_CANONICAL_TYPES): New.
4912 * doc/invoke.texi (verify-canonical-types): Remove.
4913 (use-canonical-types): Add.
4915 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4917 * config/spu/spu.c (spu_optimization_options): Remove setting of
4918 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4919 (spu_override_options): Move it here.
4921 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4923 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4924 * config/mips/mips.c (mips_cpu_info_table): Mention
4925 MIPS_ISA_LEVEL_SPEC in the comment.
4927 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4929 PR tree-optimization/32713
4930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4932 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4935 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4936 conditional to flag_isoc99.
4937 (c_common_init_options): Do it here, unconditionally.
4939 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4941 PR tree-optimization/32589
4942 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4943 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4944 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4945 predicate, extracted from...
4946 (set_rhs): ...here. Call it for the expression on entry.
4947 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4948 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4949 (simplify_binary_expression): Use valid_gimple_expression_p
4950 to validate the simplification.
4951 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4953 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4955 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4956 DWARF2_DEBUG on 32 bit target too.
4957 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4959 2007-07-11 Nick Clifton <nickc@redhat.com>
4961 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4962 version for 64-bit hosts.
4964 2007-07-10 David Daney <ddaney@avtrex.com>
4966 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4968 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4970 * config/mips/mips.c (mips_expand_synci_loop): New function.
4971 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4972 (UNSPEC_RDHWR): Same.
4973 (UNSPEC_SYNCI): Same.
4974 (UNSPEC_SYNC): Same.
4975 (clear_cache): New expand.
4979 (clear_hazard): Same.
4980 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4982 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4983 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4985 2007-07-10 Ian Lance Taylor <iant@google.com>
4987 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4990 2007-07-10 David Daney <ddaney@avtrex.com>
4992 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4993 * builtins.c (expand_builtin___clear_cache): New function.
4994 (expand_builtin): Call expand_builtin___clear_cache for
4995 BUILT_IN_CLEAR_CACHE case.
4996 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4997 * doc/md.texi (clear_cache): Document new instruction pattern.
4998 * testsuite/gcc.dg/builtins-64.c: New test.
5000 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5002 * config/cris/cris.md ("movsi"): Fix typo in last change.
5004 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5007 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5009 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5010 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5011 for FUNCTION_DECLs. Don't use align_functions_log if
5013 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5014 even for FUNCTION_DECLs.
5015 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5017 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5018 (DECL_FUNCTION_CODE): Update for new location and name of
5020 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5021 (struct tree_decl_common): Move 'align' and 'off_align' out
5022 of union, ensure they're still on a 32-bit boundary. Remove
5023 other fields in union 'u1'.
5024 (struct tree_function_decl): Add field 'function_code' replacing
5025 'u1.f' in tree_decl_common.
5026 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5027 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5028 (Variable Attributes): Cross-reference 'aligned' attribute
5029 to Function Attributes.
5030 * flags.h (force_align_functions_log): Delete.
5031 * toplev.c (force_align_functions_log): Delete.
5033 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5036 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5037 (*vec_concatv2di_rex): New insn pattern.
5039 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5042 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5044 2007-07-10 Ian Lance Taylor <iant@google.com>
5046 Replace no_new_pseudos in backends.
5047 * rtl.h (can_create_pseudo_p): Define.
5048 * config/darwin.c (machopic_indirect_data_reference): Use
5049 can_create_pseudo_p () instead of no_new_pseudos.
5050 (machopic_indirect_data_reference): Likewise.
5051 (machopic_legitimize_pic_address): Likewise.
5052 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5053 (alpha_emit_set_const_1): Likewise.
5054 (alpha_emit_set_const): Likewise.
5055 (alpha_emit_conditional_move): Likewise.
5056 (alpha_split_conditional_move): Likewise.
5057 * config/alpha/alpha.md (various splitters): Likewise.
5059 * config/arm/arm.c (legitimize_pic_address): Likewise.
5060 (arm_load_pic_register): Likewise.
5061 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5062 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5063 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5064 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5065 * config/cris/cris.md (movsi): Likewise.
5066 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5067 (symGOTOFF2reg_hilo): Likewise.
5068 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5069 * config/h8300/h8300.md (insv, extzv): Likewise.
5070 * config/i386/i386.c (ix86_expand_move): Likewise.
5071 (ix86_expand_vector_move): Likewise.
5072 (ix86_prepare_fp_compare_args): Likewise.
5073 (ix86_expand_carry_flag_compare): Likewise.
5074 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5075 (tls_dynamic_gnu2_combine_32): Likewise.
5076 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5077 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5078 (ia64_expand_movxf_movrf): Likewise.
5079 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5080 (m32c_split_move): Likewise.
5081 (m32c_expand_insv): Likewise.
5082 * config/m68k/m68k.md (movsi): Likewise.
5083 * config/mips/mips.c (mips_force_temporary): Likewise.
5084 (mips_split_symbol): Likewise.
5085 (mips_move_integer): Likewise.
5086 (mips_legitimize_const_move): Likewise.
5087 * config/mn10300/mn10300.md (movsi): Likewise.
5088 * config/pa/pa.c (emit_move_sequence): Likewise.
5089 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5090 (rs6000_got_register): Likewise.
5091 (create_TOC_reference): Likewise.
5092 (rs6000_machopic_legitimize_pic_address): Likewise.
5093 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5094 (various splitters): Likewise.
5095 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5096 (movsi_got): Likewise.
5097 * config/s390/s390.c (emit_symbolic_move): Likewise.
5098 * config/s390/s390.md (movhi, movqi): Likewise.
5099 (load_multiple, store_multiple): Likewise.
5100 * config/score/score.c (score_force_temporary): Likewise.
5101 * config/sh/sh.c (prepare_move_operands): Likewise.
5102 (prepare_cbranch_operands): Likewise.
5103 (emit_fpu_switch): Likewise.
5104 (fpscr_set_from_mem): Likewise.
5105 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5106 (adddi3, subsi3): Likewise.
5107 (various splitters): Likewise.
5108 (divsi_inv_fp_combine): Likewise.
5109 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5110 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5112 * config/sh/predicates.md (xor_operand): Likewise.
5113 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5114 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5115 (movdi_pic_label_ref): Likewise.
5116 * config/spu/spu.c (spu_split_immediate): Likewise.
5117 * config/alpha/alpha.md (various splitters): Remove test
5118 !no_new_pseudos || reload_completed.
5119 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5121 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5122 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5123 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5124 * config/score/score.c (th_output_mi_thunk): Likewise.
5125 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5126 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5128 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5130 PR rtl-optimization/32664
5131 * mode-switching.c (create_pre_exit): Skip barrier insns.
5133 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5135 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5136 force_gimple_operand_bsi.
5137 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5138 rewrite_use_compare): Ditto.
5139 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5141 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5142 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5143 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5144 * tree-profile.c (prepare_instrumented_value,
5145 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5146 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5147 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5148 tree_gen_ior_profiler): Ditto.
5149 * tree-ssa-reassoc.c (negate_value): Ditto.
5150 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5151 Use force_gimple_operand_bsi.
5152 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5153 * tree-if-conv.c (add_to_dst_predicate_list,
5154 find_phi_replacement_condition): Ditto.
5155 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5156 Call mark_symbols_for_renaming for new statements.
5157 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5159 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5161 * cfghooks.c (remove_edge): New function.
5162 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5164 * cfghooks.h (remove_edge): Declare.
5165 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5166 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5168 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5170 * optabs.h: Added declaration for signbit_optab.
5171 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5172 * genoptinit.c (optabs): Added entry for signbit insns.
5173 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5175 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5176 * config/s390/s390.md (signbit<mode>2): New expander.
5178 2007-07-09 Richard Guenther <rguenther@suse.de>
5181 * fold-const.c (fold_plusminus_mult_expr): Move constant
5182 arguments second to allow decomposing.
5184 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5187 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5189 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5190 Disregard DECL_FROM_INLINE.
5192 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5195 * doc/invoke.texi: Add ftree-reassoc flag.
5196 * common.opt (ftree-reassoc): New flag.
5197 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5198 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5200 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5202 PR tree-optimization/32681
5203 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5204 saved in second_edge->aux when first_bb is a loop header.
5206 2007-07-09 Jan HUbicka <jh@suse.cz>
5208 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5210 2007-07-09 Richard Guenther <rguenther@suse.de>
5212 * c-decl.c (start_function): Do not promote return type.
5214 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5216 * function.c (do_warn_unused_parameter): Do not warn if
5217 TREE_NO_WARNING is set.
5219 2007-07-08 Andreas Schwab <schwab@suse.de>
5221 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5223 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5226 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5228 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5229 apply to assembly language, too.
5230 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5232 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5234 Revert (note the sccvn portions are *not* reverted)
5235 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5237 Fix PR tree-optimization/23488
5239 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5241 * tree-flow-inline.h (get_value_handle): Ditto.
5242 * tree-ssa-pre.c (decl_vh_map): New.
5243 (decl_node_pool): New.
5244 (can_value_number_operation): Support DECL_P.
5245 (can_PRE_operation): Ditto.
5246 (create_expression_by_pieces): Ditto.
5247 (find_existing_value_expr): Modify to differnetiate between
5248 addressing and top level.
5249 (create_value_handle_for_expr): Handle DECL's.
5250 (poolify_tree): Ditto.
5251 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5252 (make_values_for_stmt): Handle DECL's properly.
5253 (init_pre): Reorg to not init useless things during FRE.
5255 * tree-flow.h: Include pointer-set.h.
5256 (decl_vh_map): Declare.
5257 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5259 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5261 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5262 the constraint description.
5263 * doc/md.texi: Update documentation of AVR constraints.
5265 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5267 * auto-inc-dec.c, config/arm/arm.c,
5268 config/m32r/constraints.md, config/mips/mips.md,
5269 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5270 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5271 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5272 typos. Follow spelling conventions.
5273 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5275 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5276 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5278 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5279 realloc_vuse): Remove.
5280 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5283 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5285 Fix PR tree-optimization/23488
5287 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5288 (try_to_simplify): Ditto.
5290 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5292 * tree-flow-inline.h (get_value_handle): Ditto.
5293 * tree-ssa-pre.c (decl_vh_map): New.
5294 (decl_node_pool): New.
5295 (can_value_number_operation): Support DECL_P.
5296 (can_PRE_operation): Ditto.
5297 (create_expression_by_pieces): Ditto.
5298 (find_existing_value_expr): Modify to differnetiate between
5299 addressing and top level.
5300 (create_value_handle_for_expr): Handle DECL's.
5301 (poolify_tree): Ditto.
5302 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5303 (make_values_for_stmt): Handle DECL's properly.
5304 (init_pre): Reorg to not init useless things during FRE.
5306 * tree-flow.h: Include pointer-set.h.
5307 (decl_vh_map): Declare.
5308 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5310 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5312 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5313 apply to assembly language, too.
5314 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5316 2007-07-06 Ian Lance Taylor <iant@google.com>
5317 Zack Weinberg <zackw@panix.com>
5320 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5322 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5324 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5325 (prefetch): Likewise if "pref" would be used.
5327 2007-07-06 Josh Conner <jconner@apple.com>
5331 * calls.c (store_one_arg): Handle arguments which are partially
5332 on the stack when detecting argument overlap.
5334 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5336 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5337 chosen during find_reloads.
5339 2007-07-06 Richard Guenther <rguenther@suse.de>
5341 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5342 TYPE_ARG_TYPES for verification of argument types. Use
5343 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5344 parameters as variable arguments.
5346 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5348 * libgcc2.h (word_type): Type definition removed.
5349 (cmp_return_type, shift_count_type): Type definitions added.
5350 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5351 replaced with shift_count_type.
5352 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5354 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5355 changed from word_type to Wtype.
5356 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5357 replaced with shift_count_type.
5358 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5360 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5361 and libgcc_shift_count attribute added.
5362 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5363 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5364 (TARGET_INITIALIZER): New target hooks added.
5365 * targhooks.c (default_libgcc_cmp_return_mode,
5366 default_libgcc_shift_count_mode): Default implementations for the new
5368 * targhooks.h (default_libgcc_cmp_return_mode,
5369 default_libgcc_shift_count_mode): Function prototypes added.
5370 * target.h (struct gcc_target): Fields for the new target hooks added.
5371 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5373 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5376 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5377 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5379 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5380 s390_libgcc_shift_count_mode): Functions added.
5381 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5382 Target hooks defined.
5384 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5386 * config/mips/mips.c (compute_frame_size): Restore the original
5387 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5388 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5389 Document why the difference is needed.
5391 2007-07-06 Richard Guenther <rguenther@suse.de>
5393 * c-common.c (boolean_increment): Use correctly typed
5396 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5398 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5399 the topmost argument register is not also included in the save mask.
5400 (mips16e_collect_argument_save_p): Take a pointer to the argument
5401 register, rather than a pointer to the number of arguments.
5402 (mips16e_collect_argument_saves): Only include argument saves
5403 that aren't in the register mask.
5405 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5407 PR rtl-optimization/32450
5408 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5409 to ensure that instructions are not moved into the prologue when
5410 profiling is on. Remove unused prologue_end variable.
5411 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5412 as a scheduling barrier.
5414 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5417 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5418 Disregard DECL_FROM_INLINE.
5420 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5422 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5423 IORing with a constant.
5425 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5427 PR rtl-optimization/32475
5428 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5429 for every definition of the stack pointer.
5431 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5433 * arm.c (vfp3_const_double_index): Copy signed results of
5434 REAL_VALUE_TO_INT into unsigned vars.
5436 2007-07-05 Richard Guenther <rguenther@suse.de>
5439 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5441 * tree-ssa.c (useless_type_conversion_p): Check canonical
5444 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5446 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5447 zero_extendhisi2): Change to define_insn_and_split.
5448 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5450 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5452 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5453 pass_match_asm_constraints): New.
5454 * passes.c (init_optimization_passes): Add new pass.
5455 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5456 * function.h (struct function): Add has_asm_statement bit.
5457 (current_function_has_asm_statement): New.
5458 * tree-pass.h (pass_match_asm_constraints): New.
5460 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5462 * config/mips/mips.c (mips_file_start): Avoid declaration
5465 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5467 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5469 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5471 * rtl.def (NOTE): Change print format string to print
5472 operand 5 as a note insn name.
5474 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5475 David Ung <davidu@mips.com>
5477 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5478 * doc/invoke.texi: (MIPS Options): Document them.
5480 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5481 David Ung <davidu@mips.com>
5483 Add support for SmartMIPS ASE.
5485 * optabs.c (expand_binop_directly): New, broken out from...
5486 (expand_binop): Here. Make it try rotating in the other
5487 direction even when the second operand isn't constant.
5488 * config/mips/mips.md (*lwxs): New.
5489 * config/mips/mips.opt (msmartmips): New.
5490 * config/mips/mips.c (mips_lwxs_address_p): New.
5491 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5492 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5493 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5494 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5495 (ISA_HAS_LWXS): New.
5496 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5497 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5498 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5499 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5500 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5501 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5502 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5504 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5506 * tree-vectorizer.c (new_loop_vec_info): Initialize
5507 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5508 * tree-vectorizer.h (_loop_vec_info): Added new filed
5509 min_profitable_iters.
5510 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5511 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5512 * tree-vect-analyze.c (vect_analyze_operations): Set
5513 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5514 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5515 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5516 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5517 and prologue cost to after they are computed.
5518 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5520 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5521 of creating vectors from scalars according to dt.
5522 (vect_model_store_cost): Likewise.
5523 (vectorizable_call): Use dt array instead of scalar dt. Call
5524 vect_model_simple_cost with additional argument dt.
5525 (vectorizable_assignment): Likewise.
5526 (vectorizable_operation): Likewise.
5527 (vectorizable_type_demotion): Likewise.
5528 (vectorizable_type_promotion): Likewise.
5529 (vectorizable_store): Use dt array instead of scalar dt. Call
5530 vect_model_store_cost with additional argument dt.
5531 (vect_do_peeling_for_loop_bound): Don't call
5532 vect_estimate_min_profitable_iters. Instead, lookup
5533 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5534 "may not be profitable".
5536 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5539 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5540 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5541 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5542 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5544 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5546 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5547 addressing modes cheaper.
5549 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5551 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5552 (dw_ranges_struct): Rename block_num to num. Adjust.
5553 (dw_ranges_by_label_struct): New.
5554 (ranges_by_label, ranges_by_label_allocated,
5555 ranges_by_label_in_use): New variables.
5556 (add_ranges_num): Factored most of the code out of...
5557 (add_ranges): ... this one. Rewrite in terms of the former.
5558 (add_ranges_by_labels): New.
5559 (output_ranges): Output by-label ranges.
5560 (dwarf2out_finish): Output range for multiple-section
5561 compile_unit. Output standard DW_AT_low_pc in addition to
5562 unexpected DW_AT_entry_pc.
5564 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5566 PR tree-optimization/32604
5567 PR tree-optimization/32606
5569 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5570 (compute_antic_safe): Removed.
5571 (ANTIC_SAFE_LOADS): Ditto.
5572 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5573 (execute_pre): Don't call compute_antic_safe.
5574 (vuse_equiv): New function.
5575 (make_values_for_stmt): Use it
5576 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5579 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5582 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5584 (avr_attribute_table): Make "naked" attribute apply to function types
5585 rather than to decls.
5586 (avr_handle_fntype_attribute): New function.
5588 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5590 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5593 2007-07-04 David Ung <davidu@mips.com>
5594 Joseph Myers <joseph@codesourcery.com>
5596 * config/mips/mips.md (type): Add logical, signext and move.
5597 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5598 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5599 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5600 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5601 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5602 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5603 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5604 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5605 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5606 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5607 movv2sf_hardfloat_64bit): Use the new types.
5608 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5609 *movdf_softfloat, *movdf_mips16): Use "multi".
5610 (extendqihi2): Replace with a define_expand.
5611 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5612 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5613 * config/mips/74k.md (r74k_int_logical): New reservation and
5615 (r74k_int_arith): Remove "slt".
5616 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5617 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5618 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5619 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5620 reservations for "arith".
5622 2007-07-04 Richard Guenther <rguenther@suse.de>
5624 * tree-ssa.c (useless_type_conversion_p): Add handling for
5625 scalar float and vector types. Only call the types_compatible_p
5626 langhook for aggregate types as last resort. Follow the
5629 2007-07-04 Richard Guenther <rguenther@suse.de>
5631 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5632 the same as NOP_EXPR.
5634 2007-07-04 Nick Clifton <nickc@redhat.com>
5636 * target.h (struct gcc_target): Add target_help field.
5637 * target-def.h (TARGET_HELP): New.
5638 (TARGET_INITIALIZER): Use TARGET_HELP.
5639 * opts.c (command_handle_option): Invoke target_help function, if
5640 defined, when the user has specified --target-help on the command
5642 * doc/invoke.texi: Mention that --target-help might print
5643 additional information.
5644 * doc/tm.texi: Document TARGET_HELP hook.
5646 * arm.c (TARGET_HELP): Override default definition.
5647 (arm_target_help): New - display a wrapped list of cores and
5648 architectures supported.
5650 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5652 * config/v850/v850.c (expand_prologue): Make sure
5653 GEN_INT() argument is sign extended rather than zero extended.
5654 (expand_epilogue): Likewise.
5655 (output_move_double): Delete.
5656 * config/v850/v850-protos.h (output_move_double): Delete.
5657 * config/v850/v850.md (movdi): Delete.
5658 (*movdi_internal): Delete.
5660 (*movdf_internal): Delete.
5662 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5664 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5665 unless compiling RTP PIC.
5667 2007-07-04 Richard Guenther <rguenther@suse.de>
5669 PR tree-optimization/32482
5670 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5671 original ssa name if we didn't find a shift expression.
5672 Fix shift constant for bit zero test.
5674 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5676 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5678 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5680 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5681 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5682 * config/arm/vxworks.h (ASM_SPEC): Delete.
5683 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5685 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5687 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5688 (DDR_REVERSED_P): New.
5689 * tree-data-ref.c (initialize_data_dependence_relation,
5690 build_classic_dist_vector): Set DDR_REVERSED_P.
5692 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5695 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5696 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5697 init_omega_for_ddr_1): Use non conservative number of iterations
5699 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5700 (analyze_siv_subscript): Remove FIXME and reinitialization of
5701 last_conflicts to chrec_dont_know.
5702 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5704 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5706 * tree.c (maybe_canonicalize_argtypes): Improve description.
5708 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5710 * tree.c (maybe_canonicalize_argtypes): New.
5711 (build_function_type): Set canonical type.
5712 (build_method_type_directly): Ditto.
5713 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5716 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5718 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5720 (rewrite_use_nonlinear_expr): Likewise.
5722 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5724 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5726 2007-07-04 Ben Elliston <bje@au.ibm.com>
5728 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5731 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5733 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5734 (Exception Handling): Likewise.
5736 2007-07-03 Jan Hubicka <jh@suse.cz>
5738 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5740 2007-07-03 Eric Christopher <echristo@apple.com>
5742 * doc/cppopts.texi: Add conflicting option note to -dM.
5743 * doc/invoke.texi: Add note about possible conflicts with
5744 -E for -dCHARS and note that -dM will not produce
5745 any results if there is no machine dependent reorg.
5747 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5749 * tree.h (DECL_ALIGN): Back out previous change.
5751 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5753 * configure.ac: Test for .dtprelword support on MIPS.
5754 * configure, config.in: Regenerate.
5755 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5756 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5758 2007-07-03 Julian Brown <julian@codesourcery.com>
5760 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5761 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5762 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5763 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5765 (all_fpus): Add FPUTYPE_VFP3.
5766 (fp_model_for_fpu): Add VFPv3 field.
5767 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5768 (vfp3_const_double_index): New function. Return integer index of
5769 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5771 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5772 and argument represents a valid RTX for a VFPv3 constant.
5773 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5775 (vfp_emit_fstmd): Similar, for fstmd.
5776 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5777 constants, represented as integer indices.
5778 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5779 VFP_REGNO_OK_FOR_DOUBLE macros.
5780 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5781 (arm_file_start): Set float-abi attribute for VFPv3, and output
5782 correct ".fpu" assembler directive.
5783 (arm_dbx_register_numbering): Add FIXME.
5784 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5785 (fputype): Add FPUTYPE_VFP3.
5786 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5787 (CALL_USED_REGISTERS): Likewise.
5788 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5789 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5790 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5791 (D7_VFP_REGNUM): New.
5792 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5793 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5794 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5795 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5796 (REG_ALLOC_ORDER): Adjust for VFPv3.
5797 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5798 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5799 VFP_LO_REGS, VFP_HI_REGS.
5800 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5801 (IS_VFP_CLASS): Define macro.
5802 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5804 (REGISTER_MOVE_COST): Likewise.
5805 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5806 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5807 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5808 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5809 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5810 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5811 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5812 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5813 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5814 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5815 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5816 where appropriate for single-word registers.
5817 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5818 As above. Fix type attributes.
5819 * config/arm/constraints.md (register_contraint "t"): Define.
5820 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5822 (register_constraint "x"): Define.
5823 (constraint "Dv"): Define.
5825 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5827 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5829 2007-07-03 Tom Tromey <tromey@redhat.com>
5831 * c-parser.c (objc_pq_context): Removed.
5832 (objc_need_raw_identifier): Likewise.
5833 (c_parser) <objc_pq_context>: New field.
5834 <objc_need_raw_identifier>: Likewise.
5835 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5836 (c_lex_one_token): Update.
5837 (c_parser_objc_protocol_definition): Update.
5838 (c_parser_objc_method_definition): Update.
5839 (c_parser_objc_methodproto): Update.
5840 (c_parser_declspecs): Update.
5842 2007-07-03 David Ung <davidu@mips.com>
5844 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5846 2007-07-03 David Ung <davidu@mips.com>
5847 Richard Sandiford <richard@codesourcery.com>
5849 * doc/invoke.texi: Document -march=74kf3_2.
5850 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5851 (TUNE_74K): Check for it.
5852 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5853 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5854 * config/mips/mips.md (cpu): Add 74kf3_2.
5855 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5856 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5857 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5858 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5859 74kf3_2 to the CPU list.
5860 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5861 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5862 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5863 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5864 (r74kf3_2_fxfer_from_c1): New insn reservations.
5866 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5867 David Ung <davidu@mips.com>
5869 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5870 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5871 and 74k[fx]. Document aliases for the new options.
5872 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5873 (PROCESSOR_24KF2_1): ...this.
5874 (PROCESSOR_24KX): Rename to...
5875 (PROCESSOR_24KF1_1): ...this.
5876 (PROCESSOR_74KF): Rename to...
5877 (PROCESSOR_74KF2_1): ...this.
5878 (PROCESSOR_74KX): Rename to...
5879 (PROCESSOR_74KF1_1): ...this.
5880 (TUNE_74K): Update PROCESSOR_* names.
5881 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5882 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5883 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5884 (mips_rtx_cost_data): Update processor names in comments.
5885 (mips_issue_rate): Update PROCESSOR_* names.
5886 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5887 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5888 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5889 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5890 Update cpu attribute names.
5891 (r24k_fpu_iss): Rename this reservation to...
5892 (r24kf2_1_fpu_iss): ...this and update all uses.
5893 (r24kx_fpu_iss): Rename this reservation to...
5894 (r24kf1_1_fpu_iss): ...this and update all uses.
5895 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5896 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5897 Update cpu attribute names.
5899 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5901 * config/m32r/constraints.md: New file.
5902 * config/m32r/m32r.c: Include tm-constrs.h.
5903 (small_data_operand): Use satisfies_constraint_* instead of macro.
5904 (addr24_operand, gen_compare): Likewise.
5905 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5906 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5907 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5908 EXTRA_CONSTRAINT): Likewise.
5909 * config/m32r/m32r.md: Include constraints.md.
5910 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5911 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5912 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5913 (two_insn_const_operand, int8_operand, uint16_operand,
5914 reg_or_int16_operand, reg_or_uint16_operand,
5915 reg_or_cmp_int16_operand, cmp_int16_operand,
5916 seth_add3_operand): Likewise.
5918 2007-07-03 Eric Christopher <echristo@gmail.com>
5920 * libgcc2.h: Conditionally declare __bswapsi2 and
5923 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5925 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5928 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5931 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5932 (__gthrw_pragma): Provide default definition.
5934 * gthr-posix.c (__gthrw_pragma): Define.
5936 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5938 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5939 before declaring inequality.
5941 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5943 * combine.c (recog_for_combine): Log the success or failure of
5944 matching new insn patterns against the machine description in
5947 2007-07-03 Revital Eres <eres@il.ibm.com>
5949 * ddg.c (print_sccs): New function.
5950 (check_sccs): New function.
5951 (create_ddg_all_sccs): Use it.
5952 * ddg.h (print_sccs): Declare.
5953 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5955 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5957 * targhooks.h (default_mode_for_suffix): New function declaration.
5958 * targhooks.c (default_mode_for_suffix): New default target hook.
5959 * target.h (struct c): New structure in the targetm struct.
5960 (mode_for_suffix): New target hook as part of struct c.
5961 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5962 default_mode_for_suffix.
5963 (TARGET_C): New define.
5964 * c-lex.c: Include "target.h".
5965 (interpret_float): Use targetm.c.mode_for_suffix to determine
5966 the mode for a given non-standard suffix.
5967 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5969 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5970 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5972 * doc/extend.texi (Floating Types): New node. Document __float80 and
5973 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5975 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5978 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5979 predicate instead of target_operand.
5980 (divsi3_i1_media, divsi3_media_2): Likewise.
5982 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5984 * tree.h (alias_sets_might_conflict_p): Rename into
5985 alias_sets_must_conflict_p.
5986 * alias.c (alias_sets_might_conflict_p): Likewise.
5987 (alias_sets_conflict_p): Use it.
5988 (objects_must_conflict_p): Likewise.
5989 * c-common.c (strict_aliasing_warning): Adjust.
5991 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5993 * rtlhooks.c (gen_lowpart_if_possible): Check for
5994 invalid subreg before calling gen_lowpart_SUBREG.
5996 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5998 * config/darwin9.h: Add copyright notice.
5999 (LINK_COMMAND_SPEC): Add comment.
6000 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6001 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6002 DARWIN_LIBSYSTEM_HAS_UNWIND.
6004 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6007 * omp-low.c (check_combined_parallel): New function.
6008 (lower_omp_parallel): Call it via walk_stmts, set
6009 OMP_PARALLEL_COMBINED if appropriate.
6010 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6011 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6012 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6013 don't consider it as combined parallel.
6015 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6017 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6018 (gcc_tooldir): Likewise.
6019 * configure: Regenerate.
6020 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6021 old configure.ac gcc_tooldir setting.
6022 (prefix_to_exec_prefix): New variable.
6023 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6024 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6026 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6028 Fix PR tree-optimization/32583
6029 Fix PR tree-optimization/32584
6030 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6031 (phi_translate_set): Use phi_translate directly now.
6032 (make_values_for_stmt): Don't value number RHS if we already know
6035 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6036 Jim Wilson <wilson@specifix.com>
6039 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6042 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6043 Richard Sandiford <richard@codesourcery.com>
6044 Nigel Stephens <nigel@mips.com>
6046 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6047 (mips16e_output_save_restore): Declare.
6048 (mips16e_save_restore_pattern_p): Likewise.
6049 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6050 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6051 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6052 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6053 (BITSET_P): New global macro, extracted from...
6054 (mips_for_each_saved_reg): ...here.
6055 (mips16e_save_restore_info): New struct.
6056 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6057 (mips16e_save_restore_regs): New variable.
6058 (mips_split_plus, mips16e_find_first_register): New functions.
6059 (mips16e_mask_registers): New function.
6060 (compute_frame_size): Expand the commentary before the function.
6061 Enforce the MIPS16e save and restore register range restrictions.
6062 Pad the general register save area at the low end.
6063 (mips16e_save_restore_reg, mips16e_build_save_restore)
6064 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6065 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6066 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6068 (mips_expand_prologue, mips_expand_epilogue): Handle
6069 GENERATE_MIPS16E_SAVE_RESTORE.
6070 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6072 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6074 PR tree-optimization/31966
6075 PR tree-optimization/32533
6076 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6077 "basic_block" description as its third argument. Update function
6078 calls to get destination bb from "edge" argument. Save "cond" into
6079 aux field of the edge. Update prototype for changed arguments.
6080 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6082 (find_phi_replacement_condition): Operate on incoming edges, not
6083 on predecessor blocks. If there is a condition saved in the
6084 incoming edge aux field, AND it with incoming bb predicate.
6085 Return source bb of the first edge.
6086 (clean_predicate_lists): Clean aux field of outgoing node edges.
6087 (tree_if_conversion): Do not initialize cond variable. Move
6088 variable declaration into the loop.
6089 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6090 initializations of new_stmt, arg0 and arg1 variables.
6092 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6094 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6095 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6097 2007-07-02 Richard Guenther <rguenther@suse.de>
6099 * tree-ssa.c (useless_type_conversion_p): Document
6100 future intent as defining the middle-end type system.
6101 Re-structure to call langhook last, group by type class,
6102 mark questionable parts.
6104 2007-07-02 Richard Guenther <rguenther@suse.de>
6106 * tree-flow.h (types_compatible_p): Declare.
6107 * tree-ssa.c (types_compatible_p): New function.
6108 * ipa-type-escape.c (discover_unique_type): Use
6109 types_compatible_p instead of lang_hooks.types_compatible_p.
6110 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6111 * tree-vn.c (expressions_equal_p): Likewise.
6112 * tree.c (fields_compatible_p): Likewise.
6113 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6114 (cprop_operand): Use useless_type_conversion_p instead of
6115 lang_hooks.types_compatible_p.
6116 * tree-inline.c (setup_one_parameter): Likewise.
6117 (declare_return_variable): Likewise.
6118 * tree-nrv.c (tree_nrv): Likewise.
6119 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6120 (maybe_fold_offset_to_component_ref): Likewise.
6121 (maybe_fold_offset_to_reference): Likewise.
6122 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6123 (merge_alias_info): Likewise.
6124 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6125 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6126 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6127 * tree-tailcall.c (find_tail_calls): Likewise.
6128 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6129 * gimplify.c (canonicalize_addr_expr): Likewise.
6130 (fold_indirect_ref_rhs): Likewise.
6131 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6132 (cpt_same_type): Likewise.
6133 (check_pointer_types_r): Swap parameters to cpt_same_type
6135 * fold-const.c (fold_convert): Revert fix for PR15988.
6136 * tree-inline.c (setup_one_parameter): Instead fix it here by
6137 using fold_build1 instead of fold_convert and checking for
6138 error_mark_node. Convert only if the conversion is necessary.
6140 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6142 * configure.ac: Check for .gnu_attribute on Power.
6143 * configure: Regenerate.
6144 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6145 attribute for floating-point ABI.
6147 2007-07-02 Ira Rosen <irar@il.ibm.com>
6149 PR tree-optimization/32230
6150 PR tree-optimization/32477
6151 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6152 address is a constant.
6154 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6156 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6157 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6158 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6159 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6160 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6161 64-bit targets. Add support for *-elfoabi*.
6162 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6163 different settings if $(tm_defines) does not select the EABI.
6164 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6165 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6166 (MIPS_ARCH_OPTION_SPEC): Likewise.
6167 (MIPS_ISA_LEVEL_SPEC): Likewise.
6168 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6169 * config/mips/elfoabi.h: New file.
6171 2007-07-02 Richard Guenther <rguenther@suse.de>
6173 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6174 (useless_type_conversion_p): ... this.
6175 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6176 (useless_type_conversion_p): ... this.
6177 * builtins.c (fold_builtin_memory_op): Rename
6178 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6179 * tree-cfg.c (verify_expr): Likewise.
6180 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6181 * tree-ssa-ccp.c (ccp_fold): Likewise.
6182 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6183 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6185 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6186 * tree-ssa-pre.c (eliminate): Likewise.
6187 * tree-ssa.c (delete_tree_ssa): Likewise.
6188 (tree_ssa_useless_type_conversion): Likewise.
6189 * tree.c (build2_stat): Likewise.
6191 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6193 Fix PR tree-optimization/32571
6194 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6197 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6199 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6200 and other expected operations explicitly, change default to
6203 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6205 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6207 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6208 (tls_load_dot_plus_eight): Move the label number into the unspec.
6209 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6211 2007-07-01 Andreas Schwab <schwab@suse.de>
6213 * dwarf2out.c (initial_return_save): Define only if used.
6215 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6217 Unreverting Richard's Revert of:
6219 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6221 * dce.c (deletable_insn_p_1): New function, split out from...
6222 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6223 specially, not those inside PARALLELs. Remove BODY argument
6224 and adjust recursive call accordingly.
6225 (prescan_insns_for_dce): Update call to delete_insn_p.
6227 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6228 Revital Eres <eres@il.ibm.com>
6230 * ddg.c (create_ddg_all_sccs): Fix missed
6231 initialization of scc_nodes.
6233 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6236 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6237 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6239 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6241 * configure.ac: Check for .gnu_attribute on MIPS.
6242 * configure, config.in: Regenerate.
6243 * config/mips/mips.c (mips_file_start): If supported, output
6244 attribute for floating-point ABI.
6246 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6250 (ffs_cmove): New expander to expand using ctz pattern.
6251 (*ffs_cmove): Remove pattern.
6252 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6253 (ffsdi2): Expand using ctz pattern.
6254 (*ffs_rex64): Remove pattern.
6256 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6258 PR rtl-optimization/32296
6259 * pa.md (return): Delete pattern.
6260 (return_internal): Remove "(const_int 1)" from pattern.
6261 (epilogue): Use return_internal pattern for trivial returns.
6262 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6263 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6265 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6267 * tree-ssa-pre.c (is_exception_related): New function
6268 (can_value_number_operation): Use it.
6270 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6272 Fix PR tree-optimization/32540
6273 Fix PR tree-optimization/31651
6275 * tree-ssa-sccvn.c: New file.
6277 * tree-ssa-sccvn.h: Ditto.
6279 * tree-vn.c: Include tree-ssa-sccvn.h
6280 (val_expr_paid_d): Removed.
6281 (value_table): Ditto.
6282 (vn_compute): Ditto.
6283 (val_expr_pair_hash): Ditto.
6284 (val_expr_pair_expr_eq): Ditto.
6285 (copy_vuses_from_stmt): Ditto.
6288 (shared_vuses_from_stmt): Ditto.
6289 (print_creation_to_file): Moved up.
6290 (sort_vuses): Ditto.
6291 (sort_vuses_heap): Ditto.
6292 (set_value_handle): Make non-static.
6293 (make_value_handle): Ditto.
6294 (vn_add): Rewritten to use sccvn lookups.
6295 (vn_add_with_vuses): Ditto.
6296 (vn_lookup): Ditto (and second argument removed).
6297 (vn_lookup_with_vuses): Ditto.
6298 (vn_lookup_or_add): Ditto (and second argument removed);
6299 (vn_lookup_or_add_with_vuses): Ditto.
6300 (vn_lookup_with_stmt): New.
6301 (vn_lookup_or_add_with_stmt): Ditto.
6302 (create_value_handle_for_expr): Ditto.
6304 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6305 (seen_during_translate): New function.
6306 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6307 (phi_trans_add): Ditto.
6308 (constant_expr_p): FIELD_DECL is always constant.
6309 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6310 Use constant_expr_p.
6311 Avoid infinite recursion on mutually valued expressions.
6312 Change callers of vn_lookup_or_add.
6313 (phi_translate): New function.
6314 (compute_antic_safe): Allow phi nodes.
6315 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6316 (find_or_generate_expression): Rewrite slightly.
6317 (create_expression_by_pieces): Updated for vn_lookup_or_add
6319 Update VN_INFO for new names.
6320 (insert_into_preds_of_block): Update for new names.
6321 (add_to_exp_gen): New function.
6322 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6323 (find_existing_value_expr): Rewrite to changed vn_lookup.
6324 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6325 (try_look_through_load): Removed.
6326 (try_combine_conversion): Ditto.
6327 (get_sccvn_value): New function.
6328 (make_values_for_phi): Ditto.
6329 (make_values_for_stmt): Ditto.
6330 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6332 (init_pre): Update for SCCVN changes.
6334 (execute_pre): Ditto.
6336 * tree-flow.h (make_value_handle): Declare.
6337 (set_value_handle): Ditto.
6338 (sort_vuses_heap): Ditto.
6339 (vn_lookup_or_add_with_stmt): Ditto.
6340 (vn_lookup_with_stmt): Ditto.
6341 (vn_compute): Remove.
6344 (vn_lookup): Update arguments.
6346 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6348 (tree-ssa-sccvn.o): New.
6349 (OBJS-common): Add tree-ssa-sccvn.o
6351 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6354 * c-typeck.c (build_external_ref): Don't mark as used if called
6356 * calls.c (rtx_for_function_call): Likewise.
6358 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6362 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6364 * dce.c (deletable_insn_p_1): New function, split out from...
6365 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6366 specially, not those inside PARALLELs. Remove BODY argument
6367 and adjust recursive call accordingly.
6368 (prescan_insns_for_dce): Update call to delete_insn_p.
6370 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6372 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6373 (try_combine): Move potential calls to undo_all() so they happen
6374 before we commit to using the combined insns.
6376 2006-06-30 Jan Hubicka <jh@suse.cz>
6378 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6381 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6383 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6384 (cgraph_remove_unreachable_nodes): Likewise.
6385 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6386 * ipa-inline.c (update_caller_keys): Cast according to the coding
6388 (cgraph_decide_recursive_inlining): Likewise.
6389 (cgraph_decide_inlining_of_small_function): Likewise.
6390 (try_inline): Likewise.
6391 (cgraph_decide_inlining_incrementally): Likewise.
6392 * ipa-pure-const.c (get_function_state): Likewise.
6393 (scan_function): Likewise.
6394 (analyze_function): Likewise.
6395 (static_execute): Likewise.
6396 * ipa-reference.c (scan_for_static_refs): Likewise.
6397 (merge_callee_local_info): Likewise.
6398 (analyze_function): Use type safe memory macros.
6399 (static_execute): Likewise. Cast according to the coding conventions.
6400 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6402 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6404 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6405 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6408 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6411 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6412 for complex modes (both int and real).
6414 2007-06-29 Jan Hubicka <jh@suse.cz>
6416 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6418 2007-06-29 Jan Hubicka <jh@suse.cz>
6421 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6424 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6427 * config/avr/avr.c: Include dataflow header file.
6428 (expand_prologue): Adjust for prologue insn change.
6429 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6432 2007-06-29 Richard Guenther <rguenther@suse.de>
6435 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6436 during type verification.
6438 2007-06-29 Jan Hubicka <jh@suse.cz>
6440 * recog.c (validate_change_rtx_1): Unshare TO argument.
6442 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6444 PR tree-optimization/24659
6445 * tree-vect-transform.c (vectorizable_call): Handle
6446 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6448 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6449 * config/i386/i386.c (enum ix86_builtins)
6450 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6451 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6453 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6454 const using def_builtin_const.
6455 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6456 input operands in the same modes as the result.
6457 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6459 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6461 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6462 (df_set_dead_notes_for_mw): Likewise.
6464 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6466 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6468 2007-06-28 DJ Delorie <dj@redhat.com>
6470 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6472 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6474 * doc/invoke.texi (C++ Dialect Options): Document
6475 fvisibility-ms-compat.
6476 * c.opt (fvisibility-ms-compat): New.
6478 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6481 * tree-affine.c (aff_combination_add_elt): Handle
6482 pointer addition specially.
6484 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6486 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6487 decl is non-external for AIX ABI.
6489 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6491 * config/rs6000/predicates.md (current_file_function_operand):
6492 Ensure the symbol is non-external for AIX ABI.
6494 2007-06-28 Nick Clifton <nickc@redhat.com>
6496 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6497 (fdce, fdse, fpredictive-commoning): Likewise.
6499 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6502 * gcc.c (process_command): Recognize the new -static-libgfortran
6505 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6508 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6509 Use a call clobbered hard reg instead of a pseudo reg.
6511 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6513 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6515 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6518 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6519 REG_LIBCALL and REG_RETVAL notes.
6520 (divsi3, mulsi3): Likewise.
6521 (mulhisi3): Likewise. Use emit_libcall_block.
6522 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6524 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6526 PR rtl-optimization/32481
6527 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6529 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6531 * dce.c (deletable_insn_p_1): New function, split out from...
6532 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6533 specially, not those inside PARALLELs. Remove BODY argument
6534 and adjust recursive call accordingly.
6535 (prescan_insns_for_dce): Update call to delete_insn_p.
6537 2007-06-27 Richard Guenther <rguenther@suse.de>
6540 * tree.h (fold_convertible_p): Declare.
6541 * fold-const.c (fold_convertible_p): New function.
6542 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6543 instead of lang_hooks.types_compatible_p.
6545 2007-06-26 Jan Hubicka <jh@suse.cz>
6547 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6548 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6549 early use validate_unshare_change.
6550 (reload_combine): Likewise.
6551 * recog.c (change_t): New field unshare.
6552 (validate_change_1): Rename from validate_change; add argument unshare.
6553 (validate_change): Turn into wrapper of validate_change_1; update
6554 prototype for bools.
6555 (validate_unshare_change): New.
6556 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6557 calls of df_insn_rescan.
6558 * recog.h (validate_change): Replace ints by bools.
6559 (validate_unshare_change): Declare.
6561 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6563 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6565 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6567 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6569 2007-06-25 Jan Hubicka <jh@suse.cz>
6571 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6573 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6574 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6575 places other call site specific checks are performed.
6577 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6580 * tree-vect-transform.c (vectorizable_operation): Convert
6581 POINTER_PLUS_EXPR over to PLUS_EXPR.
6583 2007-06-25 Chao-ying Fu <fu@mips.com>
6585 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6586 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6587 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6588 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6590 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6591 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6592 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6593 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6594 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6595 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6596 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6597 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6598 ALL_FIXED_POINT_MODE_P): New define.
6599 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6601 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6603 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6604 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6605 MODE_VECTOR_UACCUM): New mode classes.
6607 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6608 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6609 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6612 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6613 (blank_mode): Initialize ibit and fbit.
6614 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6615 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6617 (new_adjust): Change required_class to required_class_from and
6618 required_class_to for testing within a range.
6619 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6620 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6622 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6623 (make_fixed_point_mode): New.
6624 (_ADD_ADJUST): Change C to C1 and C2.
6625 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6626 use a range for machine classes.
6627 (ADJUST_IBIT, ADJUST_FBIT): New.
6628 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6630 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6631 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6632 Emit adjustment for ibit and fbit.
6633 (emit_mode_ibit, emit_mode_fbit): New.
6634 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6636 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6638 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6639 as the source of the set.
6641 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6643 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6644 FP_REGNO_P): Use IN_RANGE.
6645 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6646 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6647 (DATA_REG_P): Use DATA_REGNO_P.
6648 (FP_REG_P): Use FP_REGNO_P.
6649 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6650 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6651 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6653 2007-06-24 Jan Hubicka <jh@suse.cz>
6656 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6658 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6661 * fold-const.c (fold_binary): Strip nops of operand 0
6662 of BIT_NOT_EXPR before calling operand_equal_p.
6663 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6664 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6666 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6668 * doc/extend.texi: Document that dllimport and dllexport imply
6670 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6671 imported or exported declaration, including type declarations.
6672 * c-common.c (handle_visibility_attribute): Check for conflicts
6673 with dllimport/dllexport.
6674 (c_determine_visibility): Handle dllimport/dllexport as an
6675 explicit visibility atttribute.
6677 2007-06-23 Richard Guenther <rguenther@suse.de>
6679 PR tree-optimization/16876
6681 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6683 * tree-inline.c (initialize_inlined_parameters): Do not call
6684 lang_hooks.tree_inlining.convert_parm_for_inlining.
6685 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6686 reason for mismatched types.
6687 * gimplify.c (gimplify_call_expr): Verify the call expression
6688 arguments match the called function type signature. Otherwise
6689 mark the call expression to be not considered for inlining
6690 using CALL_CANNOT_INLINE_P flag.
6691 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6692 edges call expression.
6693 (cgraph_decide_inlining_of_small_function): Likewise.
6694 (cgraph_decide_inlining): Likewise.
6695 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6697 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6698 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6699 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6701 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6702 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6704 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6705 convert_parm_for_inlining member.
6707 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6710 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6711 Remove optimization for GT.
6713 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6716 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6718 (prescan_insns_for_dce): Add extra parameter.
6720 2007-06-23 Jan Hubicka <jh@suse.cz>
6723 * gimplify.c (mark_addressable): New function.
6724 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6726 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6729 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6731 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6734 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6735 moves between MMX/SSE registers to at least 8 units to prevent
6736 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6738 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6740 * config/i386/i386.c (override_options): Correct x86_sahf
6743 2007-06-21 David Daney <ddaney@avtrex.com>
6746 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6747 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6748 (exception_receiver): Renamed to ...
6749 (nonlocal_goto_receiver): ... this.
6751 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6753 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6754 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6755 partial register accesses.
6757 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6759 * fold-const.c (debug_fold_checksum): Move it under
6760 ENABLE_FOLD_CHECKING.
6762 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6765 * tree.h (debug_fold_checksum): Declared.
6766 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6767 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6768 build_fold_addr_expr_with_type_1.
6769 (fold_addr_expr, debug_fold_checksum): New.
6770 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6771 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6774 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6776 PR tree-optimization/19590
6777 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6778 of scev is a constant.
6779 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6781 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6783 * df-problems.c (df_note_bb_compute): Made computation of live
6784 info consistent with df_lr.
6786 2007-06-21 Richard Guenther <rguenther@suse.de>
6788 PR tree-optimization/32453
6789 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6790 for pointer anti-range.
6792 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6794 * config/i386/i386.c (processor_target_table): Increase maximum
6795 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6798 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6799 byte alignment if > 8 byte alignment is preferred.
6800 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6802 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6804 PR tree-optimization/31866
6805 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6806 if ASM_EXPR's input is not a SSA_NAME.
6809 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6810 but decl is a global var, instead return decl.
6811 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6812 even for is_global_var decls, if they are private in some outer
6815 2007-06-21 Richard Guenther <rguenther@suse.de>
6817 PR tree-optimization/32451
6818 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6820 2007-06-21 Christian Bruel <christian.bruel@st.com>
6822 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6823 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6824 (push_regs): Changed saving order or banked registers.
6825 (sh_expand_epilogue): Likewise.
6826 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6827 (FIRST_BANKED_REG): Likewise.
6828 (LAST_BANKED_REG): Likewise.
6829 * config/sh/sh.md (banked) New attribute.
6830 (in_delay_slot): Check banked attribute.
6832 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6834 PR tree-optimization/32075
6835 * tree-data-ref.c (subscript_dependence_tester_1,
6836 analyze_miv_subscript, analyze_overlapping_iterations,
6837 add_distance_for_zero_overlaps, build_classic_dist_vector,
6838 subscript_dependence_tester_1, analyze_overlapping_iterations,
6839 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6840 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6841 to evolution_function_is_affine_multivariate_p.
6843 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6845 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6847 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6850 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6852 * config/m32c/prologue.md (epilogue_exitd_16): New.
6853 (epilogue_reit_16): New.
6854 (epilogue_exitd): Rename to epilogue_exitd_24.
6855 (epilogue_reit): Rename to epilogue_reit_24.
6857 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6858 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6860 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6862 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6863 if dbg_cnt (sched_insn) reaches the limit.
6864 (choose_ready): New parameter INSN_PTR and new return value.
6865 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6866 the new return value from choose_ready.
6867 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6868 (rest_of_handle_global_alloc): New global_alloc_at_func.
6870 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6872 PR tree-optimization/25737
6873 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6874 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6875 * tree-flow.h (struct fieldoff): Add new field alias_set.
6876 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6877 argument addressable_type. Set alias_set of fieldoff.
6878 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6879 (create_overlap_variables_for): Pass alias_set from fieldoff to
6881 * alias.c (get_alias_set): Use alias_set from SFT if set.
6883 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6885 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6886 of a variable as an unsigned HOST_WIDE_INT integer.
6888 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6890 PR rtl-optimization/32405
6891 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6893 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6895 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6898 * builtins.c: Include diagnostic.h.
6899 (expand_builtin_expect): Make gcc_assert more permissive.
6900 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6903 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6907 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6908 if ACCUMULATE_OUTGOING_ARGS.
6910 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6912 * config/m68hc11/m68hc11.c: Include dataflow header file.
6913 (m68hc11_reorg): Port to dataflow.
6915 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6917 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6918 (struct df_problem.free_blocks_on_set_blocks): New field.
6919 (struct dataflow.optional_p): New field.
6920 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6921 (df_live_set_all_dirty): New function.
6922 * df-scan.c (df_scan_alloc): Initialize optional_p.
6923 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6924 * df-core.c (df_set_blocks): Removed use of
6925 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6926 df_problem.free_blocks_on_set_blocks to determine which blocks are
6928 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6929 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6930 uses dataflow.optional_p to determine if problem should be
6932 (rest_of_handle_df_initialize): Only start live problem if
6934 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6935 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6936 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6937 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6938 problem_NOTE): Initialize free_blocks_on_set_blocks.
6939 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6941 (df_live_set_all_dirty, df_note_alloc): New function.
6942 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6944 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6945 * postreload.c (reload_combine): Ditto.
6946 * cse.c (cse_extended_basic_block): Ditto.
6947 * regmove.c (mark_flags_life_zones): Ditto.
6948 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6949 erase_matching_seqs): Ditto.
6950 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6951 * integrate (allocate_initial_values): Ditto.
6952 * combine.c (reg_dead_at_p): Ditto.
6953 * resource.c (mark_target_live_regs): Ditto.
6954 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6955 * config/sh/sh.c (find_r0_life_regions): Ditto.
6956 * global.c (rest_of_handle_global_alloc): Only add back df_live
6958 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6960 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6962 (if_convert): Make sure df_live is there at -O == 1.
6963 (pass_if_after_combine): Cleanup flags.
6964 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6965 is there at -O == 1.
6967 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6969 * config/arm/arm.c (arm_get_frame_offsets): Set
6970 offsets->locals_base to avoid negative stack size.
6971 (thumb1_expand_prologue): Assert on negative stack size.
6973 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6975 PR tree-optimization/32367
6976 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6977 of the chrec has no evolution in that loop.
6978 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6980 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6982 * config/xtensa/xtensa.c: Include "df.h".
6983 (xtensa_builtin_saveregs): Use adjust_address instead of
6985 (xtensa_va_start): Invoke make_tree with sizetype for
6986 expand_builtin_saveregs and then convert the result to a pointer.
6987 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6988 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6989 Subtract argument size from index value as integers and then use
6990 POINTER_PLUS_EXPR to add the result to the array address.
6992 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6995 * config/m32c/m32c.c: Include dataflow header file.
6996 (m32c_emit_prologue): Adjust for prologue insn change.
6997 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6998 once inside a PARALLEL. Assume frame size passed in operand 0
6999 includes space to save the fb register.
7000 (prologue_enter_24): Likewise.
7001 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7003 2007-06-19 David Daney <ddaney@avtrex.com
7006 * config/mips/mips.md (cprestore): Mark $gp as used.
7008 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7011 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7012 (frv_ifcvt_modify_insn): Likewise.
7014 2007-06-19 Richard Guenther <rguenther@suse.de>
7016 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7017 only handle positive offsets that fit in a HOST_WIDE_INT.
7019 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7021 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7022 result of rsqrt insn for zero input argument to avoid NaN.
7024 2007-06-19 Richard Guenther <rguenther@suse.de>
7027 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7029 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7031 PR tree-optimization/32353
7032 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7034 2007-06-19 Nick Clifton <nickc@redhat.com>
7036 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7038 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7041 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7042 * config/i386/i386.c (assign_386_stack_local): Assert that
7043 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7044 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7045 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7046 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7048 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7050 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7052 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7054 PR rtl-optimization/32321
7055 * gcse.c (replace_store_insn): Update the note before
7056 calling emit_insn_after.
7058 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7061 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7063 * df-problems.c (df_note_bb_compute): Fix dumping info.
7065 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7067 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7068 insn with emit_jump_insn.
7070 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7072 PR tree-optimization/32383
7073 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7074 * targhooks.h (default_builtin_reciprocal): Update prototype.
7075 * target.h (struct gcc_target): Update builtin_reciprocal.
7076 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7077 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7078 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7079 when fndecl is in BUILT_IN_MD class.
7080 (execute_convert_to_rsqrt): Ditto.
7082 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7083 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7084 Convert BUILT_IN_SQRTF code only when md_fn is false.
7086 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7088 * bt-load.c (move_btr_def): Fix the order of arguments
7089 to validate_replace_rtx.
7091 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7093 * config/m68k/m68k-devices.def: Add 54450..54455.
7095 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7097 PR rtl-optimization/32366
7098 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7099 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7102 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7105 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7106 this is true, rescan insn being modified.
7107 (sms_schedule): Added rescan parameter.
7108 (rest_of_handle_sms): Moved freeing of dominance info to before
7109 getting out of cfg_layout.
7111 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7113 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7114 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7117 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7118 FL_CF_EMAC from the entry for isac.
7120 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7121 (const_sibcall_operand): New.
7122 (sibcall_operand): Use it.
7123 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7124 (m68k_isas): ISAC does not imply FPU or EMAC.
7125 (override_options): Add ISA_C logic for symbolic jump & call.
7127 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7129 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7130 return mode from the builtin itself.
7131 (sparc_fold_builtin): Fix cast of zero constant.
7133 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7135 * targhooks.c (default_builtin_reciprocal): New default target hook.
7136 * targhooks.h (default_builtin_reciprocal): Add prototype.
7137 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7138 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7139 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7140 default_builtin_reciprocal.
7142 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7145 * hooks.c (hook_tree_tree_bool_null): New hook.
7146 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7147 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7148 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7149 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7150 and convert it to reciprocal a*rfunc(b).
7151 (execute_convert_to_rsqrt): New function.
7152 (gate_convert_to_rsqrt): New function.
7153 (pass_convert_to_rsqrt): New pass definition.
7154 * target.h (struct gcc_target): Add builtin_reciprocal.
7155 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7156 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7157 TARGET_BUILTIN_RECIPROCAL.
7158 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7160 * config/i386/i386.h (TARGET_RECIP): New define.
7161 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7162 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7163 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7164 and not optimizing for size.
7165 (*rcpsf2_sse): New insn pattern.
7166 (*rsqrtsf2_sse): Ditto.
7167 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7168 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7169 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7170 and not optimizing for size.
7171 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7172 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7173 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7174 and not optimizing for size.
7175 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7176 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7177 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7178 and not optimizing for size.
7179 (*sse_rsqrtv4sf2): Do not export.
7181 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7182 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7183 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7184 and not optimizing for size.
7186 * config/i386/i386.opt (mrecip): New option.
7187 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7188 (ix86_emit_swsqrtsf): Ditto.
7189 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7190 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7192 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7193 ix86_expand_unop1_builtin.
7194 (ix86_emit_swdivsf): New function.
7195 (ix86_emit_swsqrtsf): Ditto.
7196 (ix86_builtin_reciprocal): New function.
7197 (TARGET_BUILTIN_RECIPROCAL): Use it.
7198 (ix86_vectorize_builtin_conversion): Rename from
7199 ix86_builtin_conversion.
7200 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7201 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7202 "i386 and x86_64 Options" section.
7203 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7205 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7206 Zdenek Dvorak <dvorakz@suse.cz>
7207 Richard Guenther <rguenther@suse.de>
7208 Kaz Kojima <kkojima@gcc.gnu.org>
7210 * tree-vrp.c (compare_values_warnv): Convert val2 to
7212 (extract_range_from_assert): Create
7213 POINTER_PLUS_EXPR for pointer types.
7214 (extract_range_from_binary_expr): Handle
7215 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7217 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7218 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7219 POINTER_PLUS_EXPR as PLUS_EXPR.
7220 (number_of_iterations_lt_to_ne):
7221 For pointer types, use sizetype when
7222 creating MINUS_EXPR/PLUS_EXPRs.
7223 (assert_loop_rolls_lt): For pointer types, use sizetype when
7224 creating MINUS_EXPR/PLUS_EXPRs.
7225 (number_of_iterations_le): Likewise.
7226 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7227 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7228 like PLUS_EXPR and MINUS_EXPR.
7229 * tree-pretty-print.c (dump_generic_node): Handle
7231 (op_prio): Likewise.
7232 (op_symbol_1): Likewise.
7233 * optabs.c (optab_for_tree_code): Likewise.
7234 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7236 * tree-tailcall.c (process_assignment): Mention
7237 POINTER_PLUS_EXPR in a TODO comment.
7238 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7239 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7240 not used with a pointer and an integer type.
7241 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7242 increment using chrec_convert_rhs instead of chrec_convert.
7243 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7244 PLUS_EXPR except for the right hand side's type will be
7246 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7247 (fold_used_pointer_cast): Kill.
7248 (pointer_offset_p): Kill.
7249 (fold_used_pointer): Kill.
7250 (pointer_used_p): Kill.
7251 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7252 call fold_used_pointer.
7253 (instantiate_parameters_1): Convert the increment
7254 using chrec_convert_rhs instead of chrec_convert.
7255 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7256 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7257 instead of PLUS_EXPR.
7258 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7259 PLUS_EXPR for pointers.
7260 (std_gimplify_va_arg_expr): Likewise.
7261 (fold_builtin_memory_op): Likewise.
7262 (fold_builtin_strstr): Likewise.
7263 (fold_builtin_strchr): Likewise.
7264 (fold_builtin_strrchr): Likewise.
7265 (fold_builtin_strpbrk): Likewise.
7266 (expand_builtin_memory_chk): Likewise.
7267 (fold_builtin_memory_chk): Likewise.
7268 (std_expand_builtin_va_start): Use
7269 sizetype for the call to make_tree and then convert
7270 to the pointer type.
7271 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7272 instead of PLUS_EXPR for adding to a pointer.
7273 (std_gimplify_va_arg_expr): Use fold_build2 for
7274 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7275 the operands to sizetype first and then cast the BIT_AND_EXPR
7276 back to the pointer type.
7277 * fold-const.c (build_range_check): Handle pointer types
7279 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7280 of PLUS_EXPR's. Make sure the offset is converted to
7282 (try_move_mult_to_index): Strip the NOPs from the offset.
7283 Remove code argument and replace all uses with PLUS_EXPR.
7284 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7285 specially. Don't use a pointer type for MINUS_EXPR.
7286 (fold_unary): Handle for (T1)(X op Y),
7287 only p+ as that is the only as that can be handled for
7288 binary operators now.
7289 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7291 <case PLUS_EXPR>: Add folding of PTR+INT into
7293 Don't call try_move_mult_to_index.
7294 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7295 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7296 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7297 Don't call try_move_mult_to_index.
7298 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7299 (tree_expr_nonzero_p): Likewise.
7300 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7301 of PLUS_EXPR for the complex expression folding.
7302 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7303 first chrec is a pointer type, then the second should
7304 be sizetype and not the first's type.
7305 For POINTER_PLUS_EXPR, use a different right hand side type.
7306 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7307 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7308 different right hand side type.
7309 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7310 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7311 instead of PLUS_EXPR.
7312 When either operand is zero, convert the other operand.
7313 (chrec_apply): Use chrec_convert_rhs
7314 on the argument x instead of chrec_convert.
7315 (reset_evolution_in_loop): For pointer types, the new_evol
7317 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7318 different right hand side type.
7319 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7320 (chrec_convert_rhs): New function.
7321 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7322 different right hand side type.
7323 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7324 * tree-chrec.h (chrec_convert_rhs): New prototype.
7325 (build_polynomial_chrec): For pointer types, the right hand
7326 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7327 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7328 Remove subtraction case as it is always addition now.
7329 Make sure the offset is converted to sizetype.
7330 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7331 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7332 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7333 PLUS_EXPR in pointer type.
7334 Handle POINTER_PLUS_EXPR.
7335 (tree_to_aff_combination): Likewise.
7336 (force_expr_to_var_cost): Likewise.
7337 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7338 instead of PLUS_EXPR for pointers.
7339 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7340 instead of PLUS_EXPR of pointer types.
7341 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7343 (check_va_list_escapes): Likewise.
7344 (check_all_va_list_escapes): Likewise.
7345 * dwarf2out.c (loc_descriptor_from_tree_1):
7346 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7347 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7348 (string_constant): Likewise.
7349 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7350 the offset to the base, use POINTER_PLUS_EXPR.
7351 (add_to_parts): Convert the index to sizetype.
7352 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7353 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7354 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7355 Offset only holds something for PLUS_EXPR.
7356 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7358 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7360 (analyze_accesses_for_modify_stmt): Likewise.
7361 Remove comment about the type being integral type as it is
7363 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7365 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7367 Correct the type which the artimentic is done in (is now
7370 * tree-data-ref.c (split_constant_offset): Handle
7372 * tree-affine.c (tree_to_aff_combination): Likewise.
7373 * c-typeck.c (build_unary_op): For pointers create the increment
7374 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7376 * gimplify.c (gimplify_self_mod_expr): Create a
7377 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7378 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7379 * tree.def (POINTER_PLUS_EXPR): New tree code.
7380 * tree-predcom.c (ref_at_iteration): If we have a pointer
7381 type do the multiplication in sizetype.
7382 * tree-mudflap.c (mf_xform_derefs_1): Create a
7383 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7384 * tree-ssa-forwprop.c
7385 (forward_propagate_addr_into_variable_array_index):
7386 Don't expect there to be a cast for the index as that
7387 does not exist anymore.
7388 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7389 instead of PLUS_EXPR.
7390 Don't check for the first operand of the POINTER_PLUS_EXPR
7391 was the index as it cannot be.
7392 Call forward_propagate_addr_into_variable_array_index with
7393 the SSA_NAME instead of the statement.
7394 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7395 (compare_constant): Likewise.
7396 (copy_constant): Likewise.
7397 (compute_reloc_for_constant): Likewise.
7398 (output_addressed_constants): Likewise.
7399 (initializer_constant_valid_p): Likewise.
7400 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7401 Convert the MIN/MAX of the inner type to the outer
7402 type before comparing them.
7403 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7404 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7405 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7406 of PLUS_EXPR for pointers.
7407 * tree-inline.c (estimate_num_insns_1): Handle
7409 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7410 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7411 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7412 instead of PLUS_EXPR for the pointer increment statement.
7413 (vect_update_ivs_after_vectorizer): For pointer types, create
7414 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7415 MULT_EXPR in sizetype.
7416 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7418 * tree-object-size.c (plus_expr_object_size): Handle
7419 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7420 code which is trying to figure out which side is a pointer and
7422 (check_for_plus_in_loops_1): Likewise.
7423 (check_for_plus_in_loops): Likewise.
7424 * c-common.c (pointer_int_sum): Create a
7425 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7426 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7427 only POINTER_PLUS_EXPR. Removing all the extra
7428 code which is trying to figure out which side is a pointer and
7430 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7431 PLUS_EXPR and MINUS_EXPR.
7432 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7434 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7435 with make_tree, instead of a pointer type.
7436 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7437 for pointers instead of PLUS_EXPR.
7438 (s390_gimplify_va_arg): Likewise.
7439 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7440 instead of PLUS_EXPR when doing addition on pointer
7441 types. Use sizetype for the second operand.
7442 (spu_gimplify_va_arg_expr): Likewise.
7443 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7444 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7445 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7446 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7447 for the pointer addition and also use size_int/sizetype
7449 (ix86_gimplify_va_arg): Likewise.
7450 Perform BIT_AND_EXPR on sizetype arguments.
7451 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7452 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7453 for the pointer additions and also use size_int for the offsets.
7454 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7455 additions and also use size_int for the offsets. Perform
7456 BIT_AND_EXPR on sizetype arguments.
7457 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7458 POINTER_PLUS_EXPR for pointers and create the
7459 BIT_AND_EXPR in sizetype.
7460 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7461 instead of PLUS_EXPR for pointer addition.
7462 (rs6000_va_start): Likewise.
7463 Also use sizetype for the offset.
7464 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7465 as PLUS_EXPR/MINUS_EXPR.
7466 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7467 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7468 Don't use BIT_AND_EXPR on a pointer type, convert the
7469 expression to sizetype first.
7470 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7472 (mips_gimplify_va_arg_expr): Likewise.
7473 Don't create BIT_AND_EXPR in a pointer type.
7475 2007-06-15 Eric Christopher <echristo@apple.com>
7477 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7478 (x86_64-*-darwin*): Ditto.
7479 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7482 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7484 * doc/extend.texi: Document behavior of __attribute__((aligned))
7487 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7489 * rtlanal.c (note_stores): Improve documentation.
7491 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7493 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7494 LOCAL_LABEL_PREFIX): Delete.
7495 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7496 (bfin_internal_label): Delete.
7498 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7500 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7501 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7502 otherwise define to LIBGCC2_TF_CEXT.
7503 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7504 (LIBGCC_TF_CEXT): Ditto.
7507 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7509 PR rtl-optimization/32339
7510 * df-scan.c (df_uses_record): Don't modify flags but just add to
7511 it for df_ref_record.
7513 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7515 * tree-mudflap.c: Fix whitespace issues.
7517 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7519 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7521 2007-06-14 Eric Christopher <echristo@apple.com>
7523 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7524 (movv4sf): Use gcc_unreachable instead of abort.
7526 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7529 * config/i386/sfp-machine.h (CMPtype): New define.
7530 (mach stubs): Use CMPtype instead of int as a return type.
7532 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7534 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7535 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7536 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7537 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7538 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7539 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7540 config/soft-fp/soft-fp.h: Update from glibc CVS.
7542 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7544 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7546 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7549 * config/v850/v850.c: Include dataflow header file.
7550 (substitute_ep_register): Fix typo.
7552 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7554 * configure.ac: Fix earlier checkin.
7555 * configure: Regenerated.
7557 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7559 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7560 * aclocal.m4: Regenerate.
7561 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7562 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7563 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7564 * configure: Regenerate.
7565 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7567 * Makefile.in (quickstrap): Build libgcc too.
7569 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7571 * configure.ac: Add --enable-checking=df. Explicitly mention that
7572 the variables are initialized as for "release".
7573 * df-core.c: Use it.
7574 * configure: Regenerate.
7575 * config.in: Regenerate.
7577 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7579 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7580 validate_replace_rtx instead of replace_rtx.
7581 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7583 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7585 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7586 (DWARF2_UNWIND_INFO): Override default if configured with
7588 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7589 (ENDFILE_SPEC): Add crtend.o.
7590 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7591 (ENDFILE_SPEC): Add crtend.o.
7592 (TARGET_USE_JCR_SECTION): Define.
7593 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7595 * config/i386/cygming-crtbegin.c: New file.
7596 * config/i386/cygming-crtend.c: New file.
7598 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7600 * config/i386/w32-unwind.h: New file.
7602 2007-06-13 Eric Christopher <echristo@apple.com>
7604 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7605 the user set a value below STACK_BOUNDARY.
7607 2007-06-13 Thiemo Seufer <ths@networkno.de>
7609 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7610 imply -lpthread for -pthread.
7612 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7614 * basic-block.h: Remove the prototype for
7615 free_basic_block_vars.
7616 * cfglayout.h: Remove the prototype for
7617 insn_locators_initialize.
7618 * tree.h: Remove the prototype for emit_line_note.
7620 * tree-ssa-pre.c (mergephitemp): Remove.
7621 (init_pre): Don't use mergephitemp.
7623 2007-06-13 Eric Christopher <echristo@apple.com>
7625 * config/i386/i386.c (override_options): If we've specified
7626 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7628 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7630 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7633 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7635 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7636 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7637 (eh_store_handler): New pattern.
7638 (eh_return): Emit it instead of a plain move.
7640 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7642 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7643 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7644 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7647 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7649 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7650 (find_next_insn_start, find_load): New functions.
7651 (bfin_reorg): Use them to deal with the fact that parallel insns are
7652 no longer represented as a SEQUENCE.
7654 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7656 * config/sparc/sparc.c (sparc_override_options): Initialize
7659 2007-06-13 Dave Korn <dave.korn@artimi.com>
7661 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7664 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7666 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7667 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7668 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7669 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7670 tree-vect-transform.c: Fix comment typos. Follow spelling
7673 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7675 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7676 to the exit block use set.
7677 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7678 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7679 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7681 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7683 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7684 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7685 to indicate an error.
7686 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7688 (dbg_cnt_process_opt): Print an error on a bad argument.
7689 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7690 * common.opt (-fdbg-cnt-list): New.
7691 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7693 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7695 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7696 flag on ref-all pointers.
7698 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7701 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7702 for the offset with the modifier as EXPAND_INITIALIZER
7703 if the modifier is EXPAND_INITIALIZER.
7704 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7705 a register if we had an overflow.
7707 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7709 * real.c (real_isfinite): New.
7710 (real_sqrt): Use it.
7711 * real.h (real_isfinite): New.
7712 * builtins.c: Use it.
7714 2007-06-12 Ian Lance Taylor <iant@google.com>
7715 Daniel Berlin <dberlin@dberlin.org>
7718 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7719 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7720 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7721 (DECL_NO_TBAA_P): Define.
7722 (struct tree_decl_common): Add no_tbaa_flag field.
7723 * tree-ssa-structalias.c (struct variable_info): Add
7724 no_tbaa_pruning field.
7725 (new_var_info): Initialize no_tbaa_pruning field.
7726 (unify_nodes): Copy no_tbaa_pruning field.
7727 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7728 (dump_solution_for_var): Print no_tbaa_pruning flag.
7729 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7731 (compute_tbaa_pruning): New static function.
7732 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7733 Call compute_tbaa_pruning.
7734 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7735 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7736 * gimple-low.c (lower_stmt): Likewise.
7737 * tree-gimple.c (is_gimple_stmt): Likewise.
7738 * tree-ssa-operands.c (get_expr_operands): Likewise.
7739 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7740 * tree-inline.c (estimate_num_insns_1): Likewise.
7741 (copy_result_decl_to_var): Likewise.
7742 * expr.c (expand_expr_real_1): Likewise.
7743 * tree-pretty-print.c (dump_generic_node): Likewise.
7744 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7745 * omp-low.c (omp_copy_decl_2): Likewise.
7746 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7747 * doc/c-tree.texi (Expression trees): Document
7748 CHANGE_DYNAMIC_TYPE_EXPR.
7750 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7752 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7753 with !HONOR_NANS and !HONOR_INFINITIES.
7754 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7756 2007-06-12 Tristan Gingold <gingold@adacore.com>
7758 * gcov.c: Comments updated.
7759 (source_info): Add file_time field.
7760 (source_index): New variable.
7761 (mutiple_files): New variable.
7762 (generate_results): New function extracted from process_file.
7763 (process_file): Save and restore chain of functions, generate
7764 results and free structures only if not merging results.
7765 (release_structures): File names are now freed in create_file_names
7766 (create_file_names): Free previous file names.
7767 (find_source): File date is now read here and modifications in
7768 source files is checked here.
7769 (read_graph_file): Only reverse order of functions for the current
7771 (make_gcov_file_name): Do not generate long names if input_name is
7773 (output_lines): If merging results do not display graph, data and
7775 Checking source file modification is done in find_source.
7777 * doc/gcov.texi: Append an s to sourcefile.
7779 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7781 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7782 (forced_nop): New pattern.
7783 * config/bfin/bfin.c: Include "df.h".
7784 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7785 (bfin_discover_loop): Use df_get_live_in instead of
7786 global_live_at_start.
7787 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7788 df_analyze when done.
7789 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7790 the insns. Use QImode for the final insn in a bundle. Call
7791 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7793 (reorder_var_tracking_notes): New function.
7794 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7795 update_life_info. Call df_analyze after scheduling and bundle
7796 generation. Call reorder_var_tracking_notes if generating these
7797 notes. Call df_finish_pass at the end.
7799 2007-06-12 Dirk Mueller <dmueller@suse.de>
7801 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7802 a comparison, not an assignment.
7804 2007-06-12 Olivier Hainque <hainque@adacore.com>
7806 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7807 Request walking the subtrees only, leaving the current is_lhs/val_only
7809 (convert_non_local_reference): Likewise.
7811 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7813 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7815 2007-06-12 Richard Guenther <rguenther@suse.de>
7817 PR tree-optimization/15353
7818 PR tree-optimization/31657
7819 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7820 * timevar.def: Add TV_TREE_IFCOMBINE.
7821 * tree-pass.h (pass_tree_ifcombine): Declare.
7822 * tree-ssa-ifcombine.c: New file.
7823 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7824 * tree-flow.h (blocks_in_phiopt_order): Declare.
7825 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7826 (tree-ssa-ifcombine.o): New dependencies.
7828 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7830 PR rtl-optimization/32293
7831 * combine.c (simplify_if_then_else): Truncate return from
7832 nonzero_bits() to correct mode.
7834 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7836 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7837 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7839 2007-06-11 Diego Novillo <dnovillo@google.com>
7841 * Makefile.in (reload1.o-warn): Remove.
7843 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7845 * combine.c (subst): Use reg_overlap_mentioned_p
7846 instead of comparing register numbers directly.
7848 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7850 * reload1.c (mark_home_live_1): Use the mode parameter.
7852 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7854 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7855 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7859 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7861 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7863 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7865 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7866 from integer registers.
7867 (FP mode splitters): Handle TFmode.
7869 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7871 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7872 for ref-all pointers that point-to anything.
7874 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7876 * config/arm/arm.c (arm_output_dwarf_dtprel,
7877 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7879 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7881 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7882 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7885 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7887 * tree.c (signed_or_unsigned_type_for): New.
7888 (unsigned_type_for): Use signed_or_unsigned_type_for.
7889 (signed_type_for): Use signed_or_unsigned_type_for.
7890 * tree.h (signed_or_unsigned_type_for): New.
7891 (get_signed_or_unsigned_type): Remove.
7892 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7893 lang_hooks.types.signed_type
7894 (size_diffop): Likewise.
7895 (all_ones_mask_p): Likewise.
7896 (build_range_check): Likewise.
7897 (fold_cond_expr_with_comparison): Likewise.
7898 (fold_cond_expr_with_comparison): Likewise.
7899 (unextend): Likewise.
7900 (extract_muldiv_1): Likewise.
7901 (fold_single_bit_test_into_sign_test): Likewise.
7902 (fold_binary): Likewise.
7903 (fold_ternary): Likewise.
7904 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7905 instead of get_signed_or_unsigned_type.
7906 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7907 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7908 * expr.c (signed_or_unsigned_type_for): Use
7909 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7910 * langhooks.c (get_signed_or_unsigned_type): Remove.
7911 (lhd_signed_or_unsigned_type): Remove.
7912 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7913 signed_or_unsigned_type.
7914 (lhd_signed_or_unsigned_type): Remove.
7915 * expmed.c (make_tree): Use signed_type_for instead of
7916 lang_hooks.types.signed_type.
7917 * c-common.c (same_scalar_type_ignoring_signedness): Use
7918 c_common_signed_type instead of lang_hooks.types.signed_type.
7919 (c_common_unsigned_type): New.
7920 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7921 (shorten_compare): Use c_common_unsigned_type instead of
7922 c_common_signed_or_unsigned_type.
7923 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7925 * convert.c (convert_to_integer): Use signed_type_for instead of
7926 lang_hooks.types.signed_type.
7927 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7928 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7929 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7930 * c-format.c (check_format_types): Use c_common_unsigned_type
7931 instead of unsigned_type_for.
7932 * c-decl.c (groakdeclarator): Likewise.
7933 * c-typeck.c (convert_for_assignment): Likewise.
7934 * c-common.h (c_common_unsigned_type): New.
7936 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7939 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7940 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7942 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7945 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7946 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7948 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7949 Sebastian Pop <sebpop@gmail.com>
7951 * lambda-code.c (remove_iv): New.
7952 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7954 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7956 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7957 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7958 * tree-ssa-loop-prefetch.c: Include optabs.h.
7959 (FENCE_FOLLOWING_MOVNT): New macro.
7960 (struct mem_ref): Add independent_p and storent_p fields.
7961 (record_ref): Initalize the new fields.
7962 (gather_memory_references_ref): Return true if the reference
7964 (gather_memory_references): Check whether all memory accesses
7965 in loop were recorded.
7966 (should_issue_prefetch_p): Return false for nontemporal stores.
7967 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7968 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7969 (determine_loop_nest_reuse): Detect independent memory references.
7970 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7971 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7972 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7973 * config/i386/i386.h (x86_mfence): Declare.
7974 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7975 * config/i386/i386.c (x86_mfence): New variable.
7976 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7978 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7979 * optabs.c (init_optabs): Initialize storent_optab.
7980 * optabs.h (enum optab_index): Add OTI_storent.
7981 (storent_optab): Declare.
7982 * genopinit.c (optabs): Add initialization for storent_optab.
7983 * tree.h (MOVE_NONTEMPORAL): New macro.
7984 * expr.c (expand_assignment, store_expr, store_constructor_field,
7985 store_constructor, store_field, expand_expr_real_1): Propagate
7986 nontemporality of the expanded store.
7987 (emit_storent_insn): New function.
7988 * expr.h (expand_assignment, store_expr): Declaration changed.
7989 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7990 to expand_assignment.
7991 * stmt.c (expand_asm_expr): Ditto.
7992 * calls.c (initialize_argument_information): Pass false as
7993 nontemporality to store_expr.
7994 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7997 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7999 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8001 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8003 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8005 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8006 and allow DECL_P here.
8008 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8010 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8011 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8012 track of the size of the expression.
8013 * cfghooks.c (merge_blocks): Remove block from loops structure only
8014 after call of the merge_blocks hook.
8016 2007-06-09 Tom Tromey <tromey@redhat.com>
8018 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8019 (deprecated_state): Removed.
8020 (start_decl): Update.
8021 (enum deprecated_states): Moved earlier.
8022 (groktypename): Update.
8023 (push_parm_decl): Likewise.
8024 (grokfield): Likewise.
8025 (start_function): Likewise.
8027 2007-06-09 Ian Lance Taylor <iant@google.com>
8029 PR tree-optimization/32169
8030 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8031 CONVERT_EXPR, check whether min and max both converted to an
8032 overflow infinity representation.
8034 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8036 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8037 not inserted on the edge.
8039 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8041 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8042 instructions if they are supported.
8043 (__divsi3, __umodsi3, __modsi3): Likewise.
8044 (__ashldi3, __ashrdi3, __lshrdi3): New.
8045 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8047 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8048 Tony Linthicum <tony.linthicum@amd.com>
8050 * doc/invoke.texi: Add fvect-cost-model flag.
8051 * common.opt (fvect-cost-model): New flag.
8052 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8053 cost fields in stmt_vec_info struct for STMT.
8054 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8055 fields in stmt_vec_info struct and access functions for the same.
8056 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8057 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8058 load, store and vector to scalar operation.
8059 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8060 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8061 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8062 (TARG_VEC_STORE_COST): Define cost of vector store.
8063 (vect_estimate_min_profitable_iters): Define new function.
8064 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8065 check to evaluate if loop iterations are less than minimum profitable
8066 iterations determined by cost model or minimum vect loop bound defined
8067 by user, whichever is more conservative.
8068 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8069 run-time check to evaluate if loop iterations are less than minimum
8070 profitable iterations determined by cost model or minimum vect loop
8071 bound defined by user, whichever is more conservative.
8072 (vect_estimate_min_profitable_iterations): New function to estimate
8073 mimimimum iterartions required for vector version of loop to be
8074 profitable over scalar version.
8075 (vect_model_reduction_cost): New function.
8076 (vect_model_induction_cost): New function.
8077 (vect_model_simple_cost): New function.
8078 (vect_cost_strided_group_size): New function.
8079 (vect_model_store_cost): New function.
8080 (vect_model_load_cost): New function.
8081 (vectorizable_reduction): Call vect_model_reduction_cost during
8083 (vectorizable_induction): Call vect_model_induction_cost during
8085 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8086 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8087 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8088 vectorizable_promotion, vectorizable_demotion): Call
8089 vect_model_simple_cost during analysis phase.
8091 2007-06-08 Simon Baldwin <simonb@google.com>
8093 * reg-stack.c (get_true_reg): Readability change. Moved default case
8094 label into direct switch statement scope.
8096 2007-06-08 Simon Baldwin <simonb@google.com>
8098 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8099 in gcc_assert() with '==' comparison.
8101 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8103 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8104 TARGET_ABM handling of x86_popcnt variable.
8106 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8108 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8109 __builtin_copysignq and __builtin_infq built-in functions.
8111 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8113 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8114 SSE4.2 section. Correct built-in function names in SSE4A section.
8116 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8118 PR tree-optimization/32243
8119 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8120 for ncopies after ratio check between nunits_out and nunits_in.
8121 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8123 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8125 PR tree-optimization/32224
8126 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8127 vectorization upon a non GIMPLE_MODIFY_STMT.
8129 2007-06-08 Christian Bruel <christian.bruel@st.com>
8132 * config/sh/sh.md (doloop_end): New pattern and splitter.
8133 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8135 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8138 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8140 (verify_dominators): Do not change dominance tree.
8142 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8144 * config/sh/constraints.md: New file.
8145 * config/sh/sh.c: Include tm-constrs.h.
8146 (reg_class_from_letter): Remove.
8147 (prepare_cbranch_operands): Use satisfies_constraint_*
8148 function instead of macro.
8149 (andcosts, broken_move, sh_secondary_reload): Likewise.
8150 * config/sh/predicates.md (trapping_target_operand): Likewise.
8151 (and_operand, arith_operand, arith_reg_or_0_operand,
8152 cmp_operand, logical_operand, target_operand,
8153 ua_address_operand, ua_offset, xor_operand): Likewise.
8154 * config/sh/sh.md: Include constraints.md.
8155 (*movsicc_t_false): Use satisfies_constraint_* function
8157 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8158 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8159 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8160 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8161 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8162 (REG_CLASS_FROM_CONSTRAINT): Remove.
8163 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8164 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8165 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8166 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8167 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8168 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8169 function instead of macro.
8170 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8171 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8172 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8173 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8174 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8175 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8176 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8177 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8178 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8179 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8180 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8181 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8182 EXTRA_CONSTRAINT_STR): Likewise.
8183 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8185 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8187 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8189 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8192 * c-common.h (flag_cpp0x): Replaced by...
8193 (cxx_dialect): ... this new variable specifying the C++ dialect that
8195 * c-common.c (flag_cpp0x): Removed.
8196 (cxx_dialect): Defined.
8197 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8199 * c-opts.c (c_common_post_options): Likewise.
8200 (set_std_cxx98): Set cxx_dialect to cxx98.
8201 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8203 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8204 Hui-May Chang <hm.chang@apple.com>
8206 * doc/invoke.texi (Darwin Options): Update documentation for
8207 -mmacosx-version-min.
8208 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8209 * config/darwin-driver.c: New file.
8210 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8211 * config/t-darwin (darwin-driver.o): New rule.
8213 * config/darwin-c.c (version_as_macro): Ignore low digit.
8215 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8217 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8218 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8219 (CSGNMODE): New mode macro.
8220 (CSGNVMODE): New mode attribute.
8221 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8222 expander using CSGNMODE mode macro. Handle TFmode.
8223 (copysign<mode>3_const): Rename from copysignsf3_const and
8224 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8226 (copysign<mode>3_var): Rename from copysignsf3_var and
8227 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8229 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8230 mode macro. Handle TFmode.
8231 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8232 (iortf3, *iortf3): Ditto.
8233 (xortf3, *xortf3): Ditto.
8234 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8235 TFmode and TImode masks.
8236 (ix86_expand_copysign): Expand TFmode copysign insn.
8237 (IX86_BUILTIN_INFQ): New.
8238 (IX86_BUILTIN_FABSQ): Ditto.
8239 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8240 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8241 [__builtin_fabsq]: Ditto.
8242 [__builtin_copysignq]: Ditto.
8243 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8244 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8245 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8246 ix86_expand_binop_builtin().
8248 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8250 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8252 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8255 * rtl.h (push_to_sequence2): New.
8256 * emit-rtl.c (push_to_sequence2): New.
8257 * function.c (assign_parm_data_all): Add new fields.
8258 (assign_parm_setup_block): Call push_to_sequence2 instead of
8260 (assign_parm_setup_reg): Ditto.
8261 (assign_parm_setup_stack): Ditto.
8262 (assign_parms_unsplit_complex): Ditto.
8263 (assign_parms): Change field name.
8265 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8267 PR tree-optimization/32220
8268 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8269 phi node is reached before defining statement.
8271 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8274 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8275 after changing the right hand side of the assignment.
8277 2007-06-06 Eric Christopher <echristo@apple.com>
8279 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8280 (x86_64-*-darwin*): Ditto.
8281 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8282 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8284 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8286 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8288 (add_key): Likewise.
8289 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8290 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8292 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8294 (add_cost_one_coalesce): Likewise.
8295 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8296 variable names. Rename orig to orig_name for consistency.
8297 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8299 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8301 (record_equivalences_from_stmt): Likewise.
8302 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8303 the coding conventions.
8304 (memory_ssa_name_same): Likewise.
8305 (dse_optimize_stmt): Likewise.
8306 (dse_record_phis): Likewise.
8307 (dse_finalize_block): Likewise.
8308 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8309 keywords as variable names.
8310 (may_move_till): Cast according to the coding conventions.
8311 (force_move_till_expr): Avoid using C++ keywords as variable names.
8312 (force_move_till): Cast according to the coding conventions.
8313 (memref_hash): Likewise.
8314 (memref_eq): Likewise.
8315 (gather_mem_refs_stmt): Likewise.
8316 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8317 using C++ keywords as variable names.
8318 (idx_find_step): Cast according to the coding conventions.
8319 (idx_record_use): Likewise.
8320 (find_depends): Likewise.
8321 (prepare_decl_rtl): Likewise.
8322 (mbc_entry_hash): Likewise.
8323 (mbc_entry_eq): Likewise.
8324 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8325 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8326 (idx_infer_loop_bounds): Cast according to the coding conventions.
8327 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8328 * tree-ssa-math-opts.c (occ_new ): Likwise.
8329 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8331 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8333 (add_use_op): Likewise.
8334 (add_vop): Likewise.
8335 (add_vuse_op): Likewise.
8336 (add_vdef_op): Likewise.
8337 (get_expr_operands): Likewise.
8338 (push_stmt_changes): Use type safe memory macros.
8339 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8340 keywords as variable names.
8341 (conditional_replacement): Likewise.
8342 (minmax_replacement): Likewise.
8343 (abs_replacement): Likewise.
8344 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8346 (insert_fake_stores): Avoid using C++ keywords as variable names.
8347 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8349 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8350 (heapvar_insert): Use type safe memory macros.
8351 (new_var_info): Cast according to the coding conventions.
8352 (new_constraint): Likewise.
8353 (remove_preds_and_fake_succs): Use type safe memory macros.
8354 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8356 (thread_single_edge): Likewise.
8357 (thread_through_loop_header): Likewise.
8359 2007-06-06 Eric Christopher <echristo@apple.com>
8361 * config/i386/i386.c (override_options): Move handling
8362 of TARGET_SUBTARGET* earlier.
8364 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8366 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8369 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8371 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8372 emited outside of basic block.
8373 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8375 * rtl.h (delete_insn_chain): Declaration changed.
8376 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8378 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8379 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8380 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8381 to delete_insn_chain.
8382 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8383 do not have bb field set.
8384 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8386 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8387 * cfgcleanup.c (try_optimize_cfg): Ditto.
8389 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8391 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8392 (lambda_body_vector_new): Use type safe memory macros.
8393 (lambda_linear_expression_new): Likewise.
8394 (lambda_loopnest_new): Likewise.
8395 (lambda_lattice_new): Likewise.
8396 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8397 conventions. Use type safe memory macros.
8398 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8399 (lambda_body_vector_s): Likewise.
8400 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8401 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8403 2007-06-06 Richard Guenther <rguenther@suse.de>
8405 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8406 if we need to schedule cfg_cleanup.
8407 (tree_ssa_forward_propagate_single_use_vars): Do so.
8409 2007-06-06 Ian Lance Taylor <iant@google.com>
8411 * fold-const.c (merge_ranges): If range_successor or
8412 range_predecessor fail, just return 0.
8414 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8416 PR tree-optimization/32216
8417 * tree-vectorizer.c (supportable_widening_operation): Determine
8418 signedness of FIX_TRUNC_EXPR from output operand.
8419 (supportable_narrowing_operation): Ditto.
8420 * tree-vect-generic.c (expand_vector_operations_1): Determine
8421 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8424 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8426 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8427 (struct pta): ...from here. Change flags to unsigned to avoid
8428 excessive casting (as it is used as a bit mask).
8429 (override_options): Add casts according to the coding convenventions.
8430 (x86_64_elf_unique_section): Likewise.
8431 (examine_argument): Avoid using C++ keywords as variable names.
8432 (construct_container): Likewise.
8433 (legitimize_pic_address): Likewise.
8434 (get_dllimport_decl): Cast according to the coding conventions. Use
8435 type safe memory macros.
8436 (legitimize_address): Cast according to the coding conventions.
8437 (emit_i387_cw_initialization): Corrected the type of slot to enum
8439 (ix86_init_machine_status): Use type safe memory macros.
8440 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8441 (bdesc_pcmpistr): Likewise.
8442 (bdesc_crc32): Likewise.
8443 (bdesc_sse_3arg): Likewise.
8444 (bdesc_2arg): Likewise.
8445 (bdesc_1arg): Likewise.
8446 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8447 (ix86_expand_sse_pcmpistr): Likewise.
8448 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8449 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8450 int to match the langhook definition.
8451 (ix86_builtin_conversion): Change the type of code to unsigned init to
8452 match the langhook definition.
8453 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8455 (ix86_preferred_output_reload_class): Likewise.
8456 (ix86_cannot_change_mode_class): Likewise.
8457 (ix86_memory_move_cost): Likewise.
8458 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8459 avoid excessive casting later on.
8460 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8462 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8464 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8465 as flags setting insn.
8466 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8468 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8470 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8471 (UNSPEC_ROUND): New.
8472 ("sse4_1_round<mode>2"): New insn pattern.
8473 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8475 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8476 expander using SSEMODEF mode macro. Expand using
8477 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8478 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8479 expander using SSEMODEF mode macro. Expand using
8480 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8481 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8482 expander using SSEMODEF mode macro. Expand using
8483 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8484 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8485 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8486 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8489 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8490 Sebastian Pop <sebpop@gmail.com>
8492 * lambda.h (build_linear_expr): New.
8493 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8494 Use build_linear_expr, call fold and force_gimple_operand.
8495 (lambda_loopnest_to_gcc_loopnest): Check that there is
8496 something to insert.
8497 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8499 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8501 PR preprocessor/23479
8502 * doc/extend.texi: Document the 0b-prefixed binary integer
8505 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8507 PR tree-optimization/32215
8508 * tree-vectorizer.c (supportable_widening_operation): Return false
8509 for unsupported FIX_TRUNC_EXPR tree code.
8510 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8512 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8514 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8515 register on SPE targets. Change documentation to reflect
8517 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8518 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8519 out of the register allocation pool.
8520 (rs6000_reg_live_or_pic_offset_p): New function.
8521 (rs6000_emit_prologue): Move the actual saving of LR up to free
8522 r0 for holding r11. Split saving of SPE 64-bit registers into
8523 its own case. Ensure that offsets will always be in-range for
8524 'evstdd' by using r11 as a scratch register to point at the start
8525 of the SPE save area. Save r11 if necessary, as it is the static
8527 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8528 into its own case. Ensure that offsets will always be in-range
8529 for 'evldd' by using r11 as a scratch register to point at the
8530 start of the SPE save area. Also adjust r11 when restoring
8531 the stack pointer to compensate for pre-loading r11.
8533 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8535 * cfg.c (init_flow): Use type safe memory macros.
8536 (alloc_block): Likewise.
8537 (unchecked_make_edge): Likewise.
8538 (dump_flow_info): Avoid using C++ keywords as variable names.
8539 (copy_original_table_clear): Cast according to the coding conventions.
8540 (copy_original_table_set): Likewise.
8541 * cfgexpand (label_rtx_for_bb): Likewise.
8542 (expand_gimple_basic_block): Likewise.
8543 * cfghooks.c (dump_bb): Likewise.
8544 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8546 (lv_add_condition_to_bb): Likewise.
8547 * cfglayout (relink_block_chain): Cast according to the coding
8549 (fixup_reorder_chain): Likewise.
8550 (fixup_fallthru_exit_predecessor): Likewise.
8551 * cfgloop.c (glb_enum_p): Likewise.
8552 (get_exit_description): Likewise.
8553 (dump_recorded_exit): Likewise.
8554 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8555 (struct loop): ... from here.
8556 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8558 * cfgrtl.c (rtl_create_basic_block): Likewise.
8559 (rtl_split_block): Likewise.
8560 (rtl_dump_bb): Likewise.
8561 (cfg_layout_split_block): Likewise.
8562 (init_rtl_bb_info): Use typesafe memory macros.
8564 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8565 * graphds.h: Updated all usages of edge to graph_edge.
8566 * graphds.c: Likewise.
8567 * cfgloopanal.c: Likewise.
8569 2007-06-05 Ian Lance Taylor <iant@google.com>
8571 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8572 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8573 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8575 (test_for_singularity): Likewise.
8577 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8579 * config/i386/constraints.md ("Y2"): Replaced by ...
8581 * config/i386/i386.md: Likewise.
8582 * config/i386/mmx.md: Likewise.
8583 * config/i386/sse.md: Likewise.
8585 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8587 * config/i386/constraints.md ("z"): Replaced by ...
8589 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8590 (sse4_1_blendvps): Likewise.
8591 (sse4_1_pblendvb): Likewise.
8592 (sse4_2_pcmpestr): Likewise.
8593 (sse4_2_pcmpestrm): Likewise.
8594 (sse4_2_pcmpestr_cconly): Likewise.
8595 (sse4_2_pcmpistr): Likewise.
8596 (sse4_2_pcmpistrm): Likewise.
8597 (sse4_2_pcmpistr_cconly): Likewise.
8599 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8601 * matrix-reorg.c (transform_access_sites): Fix computation.
8602 (transform_allocation_sites): Same.
8604 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8606 * config/i386/i386.c (override_options): Use
8607 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8609 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8611 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8612 (nonimm_not_xmm0_operand): Ditto.
8613 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8614 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8615 as operand[2] predicate. Require "z" class XMM register for
8616 operand[3]. Adjust asm template.
8617 ("sse4_1_blendvpd"): Ditto.
8618 ("sse4_1_pblendvb"): Ditto.
8619 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8620 force op2 into xmm0 register for variable blend instructions.
8622 2007-06-04 Tom Tromey <tromey@redhat.com>
8624 * c-tree.h (start_enum): Update.
8625 (build_enumerator): Likewise.
8626 * c-decl.c (enum_next_value): Removed.
8627 (enum_overflow): Likewise.
8628 (start_enum): Add c_enum_contents argument. Don't use globals.
8629 (build_enumerator): Likewise.
8630 * c-tree.h (struct c_enum_contents): New struct.
8632 2007-06-04 Tom Tromey <tromey@redhat.com>
8634 * c-common.c (c_common_get_alias_set): Fix indentation.
8636 2007-06-04 Ian Lance Taylor <iant@google.com>
8638 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8639 to overflow, reduce overflow infinity to regular infinity.
8640 (vrp_var_may_overflow): New static function.
8641 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8643 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8645 * stor-layout.c (layout_type): Remove duplicate code.
8647 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8650 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8651 before build_common_builtin_nodes ().
8653 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8656 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8658 2007-06-04 Jan Hubicka <jh@suse.cz>
8660 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8661 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8662 instead of _stat version.
8664 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8666 PR tree-optimization/32194
8667 * tree-predcom.c (determine_offset): Check that both references have
8670 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8672 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8673 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8674 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8675 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8676 Add argument to iterate_fix_dominators call.
8677 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8678 * gcse.c (hoist_code): Change domby to vector.
8679 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8680 Add argument to iterate_fix_dominators call.
8681 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8682 recompute_dominator.
8683 * lambda-code.c (perfect_nestify): Ditto.
8684 * cfgloopanal.c: Include graphds.h.
8685 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8686 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8687 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8689 * graphds.c: New file.
8690 * graphds.h: New file.
8691 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8692 (get_dominated_by, get_dominated_by_region): Change return type to
8694 (verify_dominators): Recompute all dominators and compare the results.
8695 (recount_dominator): Renamed to ...
8696 (recompute_dominator): ... this. Do not check that the block is
8698 (iterate_fix_dominators): Reimplemented.
8699 (prune_bbs_to_update_dominators, root_of_dom_tree,
8700 determine_dominators_for_sons): New functions.
8701 * et-forest.c (et_root): New function.
8702 * et-forest.h (et_root): Declare.
8703 * Makefile.in (graphds.o): Add.
8704 (cfgloopanal.o): Add graphds.h dependency.
8705 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8706 * basic-block.h (get_dominated_by, get_dominated_by_region,
8707 iterate_fix_dominators): Declaration changed.
8708 (recount_dominator): Renamed to ...
8709 (recompute_dominator): ... this.
8710 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8711 (thread_through_all_blocks): Do not free dominance info.
8713 2007-06-03 Andreas Schwab <schwab@suse.de>
8715 * config/m68k/m68k.c (override_options): Don't override
8717 * config/m68k/m68k-modes.def (SF, DF): Define to use
8718 motorola_single_format and motorola_double_format, resp.
8719 * real.c (motorola_single_format): Renamed from
8720 coldfire_single_format.
8721 (motorola_double_format): Renamed from coldfire_double_format.
8722 (encode_ieee_extended): Generate a proper canonical NaN image
8723 respecting canonical_nan_lsbs_set.
8724 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8726 * real.h: Adjust declarations.
8728 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8731 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8732 the symbol is generated with the stack protector.
8734 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8736 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8737 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8739 * doc/extend.texi (interrupt): Mention m68k.
8741 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8744 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8745 (ix86_expand_sse_pcmpestr): Do not check operands for
8746 "register_operand", when insn operand predicate is "register_operand".
8747 (ix86_expand_sse_pcmpistr): Ditto.
8749 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8750 Uros Bizjak <ubizjak@gmail.com>
8752 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8753 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8754 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8755 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8756 * config/i386/constraints.md ("z"): New register constraint
8757 for members of SSE_FIRST_REG class.
8758 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8759 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8760 SSE_FIRST_REG class.
8761 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8762 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8763 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8764 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8765 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8766 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8767 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8768 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8769 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8770 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8771 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8772 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8773 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8774 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8775 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8776 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8777 (struct builtin_description): Change "flag" field to unsigned.
8778 (bdesc_pcmpestr): New builtin description table.
8779 (bdesc_pcmpistr): Likewise.
8780 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8781 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8782 Initialize pcmp[ei]str[im] insns for SSE4.2.
8783 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8784 (ix86_expand_sse_pcmpistr): Likewise.
8785 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8786 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8787 (UNSPEC_PCMPISTR): Likewise.
8788 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8789 (sse4_2_pcmpestri):New isns pattern.
8790 (sse4_2_pcmpestrm): Likewise.
8791 (sse4_2_pcmpestr_cconly): Likewise.
8792 (sse4_2_pcmpistr): New insn patern and splitter.
8793 (sse4_2_pcmpistri):New isns pattern.
8794 (sse4_2_pcmpistrm): Likewise.
8795 (sse4_2_pcmpistr_cconly): Likewise.
8796 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8799 2007-06-01 David Daney <ddaney@avtrex.com>
8801 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8802 LOADGP_ABSOLUTE and not binds_local_p.
8804 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8806 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8808 2007-06-01 Ian Lance Taylor <iant@google.com>
8810 * tree-vrp.c (compare_name_with_value): Always set
8811 used_strict_overflow if we get a result from the variable itself.
8813 2007-06-01 Ian Lance Taylor <iant@google.com>
8815 PR rtl-optimization/31455
8816 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8817 subregs which have a cast between modes which are not tieable.
8819 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8821 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8822 breaks after return statements.
8824 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8826 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8827 only after no_new_pseudos.
8829 2007-05-31 Eric Christopher <echristo@apple.com>
8831 * expr.c (convert_move): Assert that we don't have a BLKmode
8833 (store_expr): Handle BLKmode moves by calling emit_block_move.
8835 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8837 * c-typeck.c (build_indirect_ref): Include type in error message.
8838 (build_binary_op): Pass types to binary_op_error.
8839 * c-common.c (binary_op_error): Take two type arguments, print out
8841 * c-common.h (binary_op_error): Update prototype.
8843 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8845 * config/i386/i386.c: Correct coments on -mno-sse4.
8847 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8849 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8850 (x86_64-*-*): Likewise.
8851 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8852 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8853 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8854 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8855 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8856 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8857 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8858 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8859 (OPTION_MASK_ISA_SSE4): Likewise.
8860 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8861 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8862 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8863 (override_options): Support SSE4.2.
8864 (ix86_build_const_vector): Support SImode and DImode.
8865 (ix86_build_signbit_mask): Likewise.
8866 (ix86_expand_int_vcond): Support V2DImode.
8867 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8868 (IX86_BUILTIN_CRC32HI): Likewise.
8869 (IX86_BUILTIN_CRC32SI): Likewise.
8870 (IX86_BUILTIN_CRC32DI): Likewise.
8871 (IX86_BUILTIN_PCMPGTQ): Likewise.
8872 (bdesc_crc32): Likewise.
8873 (bdesc_sse_3arg): Likewise.
8874 (ix86_expand_crc32): Likewise.
8875 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8876 (ix86_expand_builtin): Likewise.
8877 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8878 __SSE4_2__ for -msse4.2.
8879 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8880 (CRC32MODE): Likewise.
8881 (crc32modesuffix): Likewise.
8882 (crc32modeconstraint): Likewise.
8883 (sse4_2_crc32<mode>): Likewise.
8884 (sse4_2_crc32di): Likewise.
8885 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8887 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8888 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8889 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8890 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8891 (vcondu<mode>): Likewise.
8892 * doc/extend.texi: Document SSE4.2 built-in functions.
8893 * doc/invoke.texi: Document -msse4.2/-msse4.
8895 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8897 PR tree-optimization/32160
8898 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8899 variable as gimple reg.
8900 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8902 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8904 * gcc.c (main): Don't consider linker options when issuing the
8905 warning about a linker input file not being used.
8907 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8909 * tree-vrp.c (compare_names): Initialize sop.
8911 2007-05-30 Dirk Mueller <dmueller@suse.de>
8913 * cgraphunit.c (cgraph_analyze_function): Remove
8914 computation of inline parameters.
8916 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8918 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8920 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8922 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8923 Add vx-common.h. Include vxworks.h between vx-common.h and
8925 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8927 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8928 (TARGET_ASM_DESTRUCTOR): Likewise.
8929 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8930 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8931 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8932 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8933 (VXWORKS_ENDIAN_SPEC): Define.
8934 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8935 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8936 VXWORKS_* equivalents.
8937 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8938 (ASM_FILE_START): Delete.
8939 (TARGET_VERSION): Reformat.
8940 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8941 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8942 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8943 (FPBIT, DPBIT): Define.
8944 (fp-bit.c, dp-bit.c): New rules.
8945 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8946 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8947 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8948 * config/arm/arm.h: Include vxworks-dummy.h.
8949 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8950 Mark with ATTRIBUTE_UNUSED.
8951 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8952 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8953 make it incompatible with -msingle-pic-base.
8954 (arm_function_ok_for_sibcall): Return false for calls that might
8955 go through a VxWorks PIC PLT entry.
8956 (require_pic_register): New function, split out from...
8957 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8959 (arm_load_pic_register): Handle the VxWorks RTP initialization
8960 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8961 (arm_emit_call_insn): New function.
8962 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8963 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8964 (pic_offset_arm): New pattern.
8965 (call, call_value): Use arm_emit_call_insn.
8966 (call_internal, call_value_internal): New expanders.
8967 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8968 VxWorks unless __PIC__.
8970 2007-05-30 Eric Christopher <echristo@gmail.com>
8972 * genrecog.c: Include regs.h in generated file.
8973 * genemit.c: Ditto. Fix up formatting.
8974 * config/mn10300/constraints.md: New.
8975 * config/mn10300/mn10300.md: Include.
8976 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8977 Fix up for removed macro.
8978 * config/mn10300/predicates.md (call_address_operand): Ditto.
8979 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8980 (CONST_OK_FOR_I): Ditto.
8981 (CONST_OK_FOR_J): Ditto.
8982 (CONST_OK_FOR_K): Ditto.
8983 (CONST_OK_FOR_L): Ditto.
8984 (CONST_OK_FOR_M): Ditto.
8985 (CONST_OK_FOR_N): Ditto.
8986 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8990 (EXTRA_CONSTRAINT): Ditto.
8992 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8994 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8996 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8997 OPTION_MASK_ISA_64BIT.
8998 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9000 2007-05-30 Richard Guenther <rguenther@suse.de>
9003 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9004 types for comparison.
9005 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9006 with original typed arguments.
9007 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9009 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9011 PR tree-optimization/31769
9012 * except.c (duplicate_eh_regions): Clear prev_try if
9013 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9015 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9017 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9018 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9019 bsi of the location where statements should be inserted.
9020 (sink_code_in_bb): Take bsi from statement_sink_location.
9021 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9022 instead of bsi_start.
9023 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9025 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9026 (bsi_move_before): Document inconsistency with bsi_move_after.
9027 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9029 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9031 * config/i386/i386.h (TARGET_ABM): New define.
9032 (TARGET_POPCNT): Ditto.
9033 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9034 New temporary defines to redefine from OPTION_ISA_* defines.
9035 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9036 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9037 (ix86_isa_flags): New extern int declaration.
9038 (TARGET_SUBTARGET_DEFAULT): New define.
9039 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9040 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9041 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9042 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9043 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9044 * config/i386/darwin.h: Change TARGET_64BIT define to
9047 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9048 using existing "ix86_isa_flags" varible.
9049 (m32, m64): Use existing "ix86_isa_flags" variable.
9050 (mmmx, m3dnow): Ditto.
9051 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9052 (mabm): Define as non-negative option using "x86_abm" variable.
9053 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9055 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9056 Rewrite feature test bitmap.
9057 (ix86_isa_flags): New initialized global int varible.
9058 (ix86_isa_flags_explicit): New static int variable.
9059 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9060 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9061 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9062 target_flags_explicit.
9063 (override_options): Remove "target_enable" and "target_disable" fields
9064 from "struct ptt". Update processor_target_table accordingly. Remove
9065 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9066 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9067 "target_flags" and "ix86_isa_flags_explicit" instead of
9068 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9069 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9070 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9071 to true when either of PTA_POPCNT or PTA_ABM is set in
9072 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9073 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9074 processor_alias_table flags entry. Remove handling of
9075 "target_enable" and "target_disable" fields of processor_target_table.
9076 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9077 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9078 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9079 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9080 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9082 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9084 2007-05-29 David Daney <ddaney@avtrex.com>
9087 * config/mips/mips.c (mips_output_mi_thunk): Emit
9088 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9090 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9091 * config/i386/i386.c (ix86_function_regparm): Added checking of
9092 ix86_force_align_arg_pointer to determine the number of
9093 register parameters.
9095 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9097 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9098 (SET_DR_MISALIGNMENT): New.
9099 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9100 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9101 Use SET_DR_MISALIGNMENT.
9102 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9104 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9105 find_loop_nest): Export.
9106 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9107 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9108 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9109 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9111 (struct mem_ref): Add field reuse_distance.
9112 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9113 Initialize reuse_distance field.
9114 (issue_prefetch_ref): Select temporality of prefetch according to
9116 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9117 self_reuse_distance, determine_loop_nest_reuse): New functions.
9118 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9119 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9120 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9123 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9125 * tree-ssa-alias.c: Add aliasing overview.
9127 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9128 Danny Smith <dannysmith@users.sourceforge.net>
9131 * config/i386/t-crtfm: Compile crtfastmath.o with
9132 -minline-all-stringops.
9133 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9134 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9136 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9138 * doc/md.texi: Document constraints on HP PA-RISC.
9140 * pa/constraints.md: New file.
9141 * pa.md: Include constraints.md.
9142 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9143 (integer_store_memory_operand, ldil_cint_p): New functions.
9144 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9145 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9146 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9147 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9148 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9150 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9153 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9154 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9155 case POSTDECREMENT_EXPR>): Return the error_mark_node
9156 if either the real or imaginary parts would an
9159 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9161 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9162 name when we remove it from a call.
9164 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9166 * targhooks.c (default_narrow_bitfield): Remove.
9167 * targhooks.h: Remove the prototype for
9168 default_narrow_bitfield.
9170 * langhooks-def.h: Remove the prototype for
9171 hook_get_alias_set_0.
9172 * langhooks.c (hook_get_alias_set_0): Remove.
9174 * global.c (EXECUTE_IF_CONFLICT): Remove.
9176 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9179 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9180 return true when truth_value_p is true and the type
9183 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9185 * doc/install.texi (Prerequisites): We no longer require Autoconf
9186 2.13 for the top-level.
9188 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9190 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9191 memory access via x86_expand_vector_move_misalign() only for
9192 TImode values on 32-bit targets.
9194 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9196 * matrix-reorg.c: New file. Implement matrix flattening and
9197 transposing optimization.
9198 * tree-pass.h: Add matrix reorg pass.
9199 * common.opt: Add fipa-mreorg flag.
9200 * Makefile.in: Add matrix-reorg.c.
9201 * passes.c: Add matrix reorg pass.
9202 * varpool.c (add_new_static_var): New function.
9203 * cgraph.h (add_new_static_var): Declare.
9205 2007-05-27 Eric Christopher <echristo@apple.com>
9207 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9208 sp_offset depending on stack size. Save r12 depending
9209 on registers we're saving later.
9210 (rs6000_emit_epilogue): Update sp_offset depending only
9213 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9215 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9216 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9217 * ifcvt.c (if_convert): Ditto.
9218 * tree-ssa-threadupdate.c (thread_block): Ditto.
9219 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9220 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9221 verify_loop_closed_ssa): Check number_of_loops instead of
9223 * predict.c (tree_estimate_probability): Ditto.
9224 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9225 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9226 * modulo-sched.c (sms_schedule): Ditto.
9227 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9228 (scev_finalize): Do not do anything if scev analysis was not
9230 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9231 current_loops == NULL.
9232 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9233 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9235 (loop_optimizer_finalize): Assert that loops were analyzed.
9236 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9237 rtl_doloop): Check number_of_loops instead of current_loops.
9238 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9239 current_loops == NULL.
9240 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9241 gate_tree_vectorize tree_linear_transform, check_data_deps,
9242 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9243 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9244 Check number_of_loops instead of current_loops.
9245 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9246 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9247 free loops if available.
9248 (execute_pre): Do not pass do_fre to fini_pre.
9250 2007-05-27 Tobias Burnus <burnus@net-b.de>
9253 * real.c (mpfr_from_real): Fix sign of -Inf.
9255 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9257 * tree-vect-transform.c (vectorizable_conversion): Initialize
9258 tree_code variables to ERROR_MARK.
9259 (vectorizable_type_demotion): Likewise.
9260 (vectorizable_type_promotion): Likewise.
9262 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9265 * config/i386/i386.md (movti): Handle push operands via
9268 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9270 * basic-block.h: Remove the prototype for merge_seq_blocks.
9271 * cfgcleanup.c (merge_seq_blocks): Remove.
9273 * tree-flow.h: Remove the prototype for is_aliased_with.
9274 * tree-ssa-alias.c (is_aliased_with): Remove.
9276 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9278 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9280 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9282 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9283 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9284 (vec_unpacks_hi_v16qi): Likewise.
9285 (vec_unpacku_lo_v16qi): Likewise.
9286 (vec_unpacks_lo_v16qi): Likewise.
9287 (vec_unpacku_hi_v8hi): Likewise.
9288 (vec_unpacks_hi_v8hi): Likewise.
9289 (vec_unpacku_lo_v8hi): Likewise.
9290 (vec_unpacks_lo_v8hi): Likewise.
9291 (vec_unpacku_hi_v4si): Likewise.
9292 (vec_unpacks_hi_v4si): Likewise.
9293 (vec_unpacku_lo_v4si): Likewise.
9294 (vec_unpacks_lo_v4si): Likewise.
9296 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9298 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9299 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9300 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9301 follow spelling conventions in various
9302 warning/error/diagnostic messages.
9304 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9305 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9306 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9307 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9308 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9309 * doc/tm.texi: Follow spelling conventions.
9311 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9314 * tree-ssa-forwprop.c
9315 (forward_propagate_addr_into_variable_array_index): Remove
9316 the lhs argument. Use the type of def_rhs instead of lhs.
9317 (forward_propagate_addr_expr_1): Update use of
9318 forward_propagate_addr_into_variable_array_index.
9320 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9321 Nigel Stephens <nigel@mips.com>
9323 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9324 function attributes, "far" being an alias for "long_call".
9325 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9326 (mips_near_type_p, mips_far_type_p): New.
9327 (mips_comp_type_attributes): New function to check that attributes
9328 attached to a function type are compatible.
9329 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9330 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9331 to the target function of the thunk.
9332 (mips_encode_section_info): Check for "near" and "far" function
9333 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9335 * config/mips/predicates.md (const_call_insn_operand): Test only
9336 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9338 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9341 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9342 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9343 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9344 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9346 2007-05-25 Eric Christopher <echristo@apple.com>
9348 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9349 to x86-darwin configurations.
9350 * config/i386/t-darwin: Add softfp support.
9351 * config/i386/t-darwin64: Ditto.
9352 * config/i386/sfp-machine.h: If mach then don't use
9353 aliasing, emit a stub to call.
9355 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9357 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9358 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9359 tree-predcom.c, tree-ssa-alias-warnings.c,
9360 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9361 comment typos. Follow spelling conventions.
9362 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9364 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9367 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9368 constants into memory. Expand unaligned memory references for
9369 SSE modes via x86_expand_vector_move_misalign() function.
9371 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9373 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9374 "memory" attribute for "sseishft" type insn without operands[2].
9376 2007-05-25 Dirk Mueller <dmueller@suse.de>
9377 Marcus Meissner <meissner@suse.de>
9379 * doc/extend.texi (alloc_size): New attribute.
9380 * c-common.c (handle_alloc_size_attribute): New.
9381 * tree-object-size.c (alloc_object_size): Use alloc_size
9382 attribute, if available.
9384 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9386 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9388 (__builtin_ia32_vec_ext_v2di): Likewise.
9389 (__builtin_ia32_vec_ext_v4si): Likewise.
9390 (__builtin_ia32_vec_ext_v8hi): Likewise.
9391 (__builtin_ia32_vec_ext_v16qi): Likewise.
9392 (__builtin_ia32_vec_set_v8hi): Likewise.
9394 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9396 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9398 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9400 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9401 (arm_is_longcall_p): Rename to...
9402 (arm_is_long_call_p): ...this. Take a single tree argument and
9404 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9405 (CUMULATIVE_ARGS): Remove call_cookie.
9406 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9407 (ENCODED_LONG_CALL_ATTR_P): Delete.
9408 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9409 LONG_CALL_FLAG_CHAR cases.
9410 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9411 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9412 ARM_DECLARE_FUNCTION_SIZE.
9413 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9414 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9415 (arm_encode_call_attribute, current_file_function_operand): Delete.
9416 (arm_function_in_section_p): New function.
9417 (arm_is_longcall_p): Rename to...
9418 (arm_is_long_call_p): ...this. Take the target function as a single
9419 argument and return a bool. Do not rely on call cookies. Check
9420 whether the target symbol is in the same section as the current
9421 function, not just the same compilation unit.
9422 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9423 (arm_encode_section_info): Don't encode a call type.
9424 * config/arm/arm.md (call, call_value): Update calls to
9425 arm_is_long(_)call_p. Simplify logic.
9426 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9427 Update calls to arm_is_long(_)call_p.
9429 2007-05-25 Richard Guenther <rguenther@suse.de>
9431 PR tree-optimization/31982
9432 * tree-ssa-forwprop.c
9433 (forward_propagate_addr_into_variable_array_index): Handle arrays
9434 with element size one.
9436 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9438 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9439 (umulsi3_highpart): Likewise.
9441 2007-05-24 Ian Lance Taylor <iant@google.com>
9443 PR rtl-optimization/32069
9444 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9447 2007-05-24 Ollie Wild <aaw@google.com>
9449 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9452 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9454 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9455 (oprs_unchanged_p): Use it to check all registers in a REG.
9456 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9457 (reg_set_between_after_reload_p): Delete.
9458 (reg_used_between_after_reload_p): Likewise.
9459 (reg_set_or_used_since_bb_start): Likewise.
9460 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9461 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9462 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9463 * rtlanal.c (reg_set_p): Check whether REG overlaps
9464 regs_invalidated_by_call, rather than just checking the
9465 membership of REGNO (REG).
9467 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9469 * doc/passes.texi: Document predictive commoning.
9470 * doc/invoke.texi (-fpredictive-commoning): Document.
9471 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9472 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9473 adding indices to the generated name.
9474 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9475 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9476 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9477 (op_symbol_code): ... and exported.
9478 (dump_omp_clause, op_symbol): Use op_symbol_code
9479 instead of op_symbol_1.
9480 * tree-pass.h (pass_predcom): Declare.
9481 * timevar.def (TV_PREDCOM): New timevar.
9482 * tree-ssa-loop.c (run_tree_predictive_commoning,
9483 gate_tree_predictive_commoning, pass_predcom): New.
9484 * tree-data-ref.c (find_data_references_in_loop): Find the
9485 references in dominance order.
9486 (canonicalize_base_object_address): Ensure that the result has
9488 (dr_analyze_innermost): Export.
9489 (create_data_ref): Code to fail for references with invariant
9491 (find_data_references_in_stmt): ... here.
9492 * tree-data-ref.h (dr_analyze_innermost): Declare.
9493 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9494 (aff_combination_find_elt, name_expansion_hash,
9495 name_expansion_eq, tree_to_aff_combination_expand,
9496 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9498 * tree-affine.h (aff_combination_constant_multiple_p,
9499 tree_to_aff_combination_expand): Declare.
9500 * tree-predcom.c: New file.
9501 * common.opt (fpredictive-commoning): New option.
9502 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9503 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9504 * Makefile.in (tree-predcom.o): Add.
9505 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9506 * passes.c (init_optimization_passes): Add dceloop after
9507 copy propagation in loop optimizer. Add predictive commoning
9508 to loop optimizer passes.
9510 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9512 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9515 2007-05-24 Jan Hubicka <jh@suse.cz>
9517 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9519 (genheader): Include statistics.h.
9521 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9523 * print-rtl.c (flag_dump_unnumbered): Update comments.
9524 (print_rtl): Fix my previous change.
9525 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9528 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9531 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9533 (thread_through_all_blocks): Call initialize_original_copy_tables
9534 and free_original_copy_tables.
9535 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9537 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9538 * cfghooks.c (duplicate_block): Use get_loop_copy.
9539 * cfg.c: Include cfgloop.h.
9540 (loop_copy): New hash table.
9541 (initialize_original_copy_tables): Initialize loop_copy table.
9542 (free_original_copy_tables): Free loop_copy table.
9543 (copy_original_table_clear, copy_original_table_set,
9544 set_loop_copy, get_loop_copy): New functions.
9545 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9546 * cfgloop.h (struct loop): Remove copy field.
9547 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9548 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9550 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9552 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9553 -msse/-msse2/-msse3.
9555 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9557 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9558 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9560 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9563 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9564 * targhooks.h (default_mangle_decl_assembler_name): Declare
9566 * targhooks.c (default_mangle_decl_assembler_name): Define
9568 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9570 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9571 * langhooks.c (lhd_set_decl_assembler_name): Call
9572 targetm.mangle_decl_assembler_name for names with global scope.
9574 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9576 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9577 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9579 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9580 New. Factored out of i386_pe_encode_section_info.
9581 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9582 Move check for prior decoration of stdcall
9583 symbols to i386_pe_encode_section_info.
9584 (i386_pe_encode_section_info): Adjust call to
9585 gen_stdcall_or_fastcall_suffix. Use
9586 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9587 (i386_pe_mangle_decl_assembler_name): New. Wrap
9588 i386_pe_maybe_mangle_decl_assembler_name.
9590 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9592 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9593 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9594 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9595 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9596 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9599 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9600 Nigel Stephens <nigel@mips.com>
9601 Richard Sandiford <richard@codesourcery.com>
9603 Fix up MIPS16 hard float and add support for complex.
9605 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9606 (TARGET_SOFT_FLOAT_ABI): New.
9607 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9608 __mips_soft_float to reflect the ABI in use, not whether the
9609 FPU is directly accessible (e.g., in MIPS16 mode).
9610 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9611 (UNITS_PER_FPVALUE): Likewise.
9613 * config/mips/mips.c (mips_expand_call): Remove redundant
9614 TARGET_MIPS16 check.
9615 (mips_arg_regno): New.
9616 (function_arg_advance): When setting bits in cum->fp_code for
9617 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9619 (function_arg): Use mips_arg_regno.
9620 (mips_return_mode_in_fpr_p): New.
9621 (mips16_call_stub_mode_suffix): New.
9622 (mips16_cfun_returns_in_fpr_p): New.
9623 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9624 (mips_output_function_prologue): Test mips16_hard_float, not
9625 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9626 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9627 return value into a floating-point register.
9628 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9629 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9630 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9631 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9632 word of double arguments from or to the high bits of 64-bit
9633 floating point registers.
9634 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9635 (mips16_fpret_double): New helper function.
9636 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9637 support for complex modes. Fill in DECL_RESULT for stubdecl.
9638 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9640 * config/mips/mips16.S
9641 (RET, ARG1, ARG2): New.
9642 (MERGE_GPRf, MERGE_GPRt): New.
9643 (DELAYt, DELAYf): New.
9644 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9645 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9646 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9647 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9648 (SFOP): Renamed to...
9649 (OPSF3): This, and macro-ified. Updated all uses.
9650 (SFOP2): Renamed to...
9651 (OPSF2): This, and macro-ified. Updated all uses.
9652 (SFCMP): Renamed to...
9653 (CMPSF): This, and macro-ified. Updated all uses.
9654 (SFREVCMP): Renamed to...
9655 (REVCMPSF): This, and macro-ified. Updated all uses.
9656 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9657 (LDDBL1, LDDBL2, RETDBL): Deleted.
9658 (DFOP): Renamed to...
9659 (OPDF3): This, and macro-ified. Updated all uses.
9660 (DFOP2): Renamed to...
9661 (OPDF2): This, and macro-ified. Updated all uses.
9662 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9663 (DFCMP): Renamed to...
9664 (CMPDF): This, and macro-ified. Updated all uses.
9665 (DFREVCMP): Renamed to...
9666 (REVCMPDF): This, and macro-ified. Updated all uses.
9667 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9668 (RET_FUNCTION): New.
9669 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9670 (__mips16_ret_sc, __mips16_ret_dc): New.
9671 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9672 STUB_ARGS_6, STUB_ARGS_10): New.
9673 (CALL_STUB_NO_RET): New.
9674 (__mips16_call_stub_1): Macro-ified.
9675 (__mips16_call_stub_5): Macro-ified.
9676 (__mips16_call_stub_2): Macro-ified.
9677 (__mips16_call_stub_6): Macro-ified.
9678 (__mips16_call_stub_9): Macro-ified.
9679 (__mips16_call_stub_10): Macro-ified.
9680 (CALL_STUB_RET): New.
9681 (__mips16_call_stub_sf_0): Macro-ified.
9682 (__mips16_call_stub_sf_1): Macro-ified.
9683 (__mips16_call_stub_sf_5): Macro-ified.
9684 (__mips16_call_stub_sf_2): Macro-ified.
9685 (__mips16_call_stub_sf_6): Macro-ified.
9686 (__mips16_call_stub_sf_9): Macro-ified.
9687 (__mips16_call_stub_sf_10): Macro-ified.
9688 (__mips16_call_stub_df_0): Macro-ified.
9689 (__mips16_call_stub_df_1): Macro-ified.
9690 (__mips16_call_stub_df_5): Macro-ified.
9691 (__mips16_call_stub_df_2): Macro-ified.
9692 (__mips16_call_stub_df_6): Macro-ified.
9693 (__mips16_call_stub_df_9): Macro-ified.
9694 (__mips16_call_stub_df_10): Macro-ified.
9695 (__mips16_call_stub_sc_0): New.
9696 (__mips16_call_stub_sc_1): New.
9697 (__mips16_call_stub_sc_5): New.
9698 (__mips16_call_stub_sc_2): New.
9699 (__mips16_call_stub_sc_6): New.
9700 (__mips16_call_stub_sc_9): New.
9701 (__mips16_call_stub_sc_10): New.
9702 (__mips16_call_stub_dc_0): New.
9703 (__mips16_call_stub_dc_1): New.
9704 (__mips16_call_stub_dc_5): New.
9705 (__mips16_call_stub_dc_2): New.
9706 (__mips16_call_stub_dc_6): New.
9707 (__mips16_call_stub_dc_9): New.
9708 (__mips16_call_stub_dc_10): New.
9710 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9711 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9712 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9714 2007-05-23 Ian Lance Taylor <iant@google.com>
9716 * doc/invoke.texi (Invoking GCC): Document that the order of the
9719 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9722 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9723 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9724 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9728 * config/score/score.c (score_print_operand): Make sure that only
9729 lower bits are used.
9731 2007-05-22 Ian Lance Taylor <iant@google.com>
9733 * tree-vrp.c (avoid_overflow_infinity): New static function,
9734 broken out of set_value_range_to_value.
9735 (set_value_range_to_value): Call avoid_overflow_infinity.
9736 (extract_range_from_assert): Likewise.
9738 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9741 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9742 change the type before looking for a COMPOUND_EXPR.
9744 2007-05-22 Ian Lance Taylor <iant@google.com>
9746 * lower-subreg.c (decompose_multiword_subregs): If we change an
9747 insn, call remove_retval_note on it.
9749 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9751 * regs.h (end_hard_regno): New function.
9752 (END_HARD_REGNO, END_REGNO): New macros.
9753 (add_to_hard_reg_set): New function.
9754 (remove_from_hard_reg_set): Likewise.
9755 (in_hard_reg_set_p): Likewise.
9756 (overlaps_hard_reg_set_p): Likewise.
9757 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9758 (note_btr_set): Use END_HARD_REGNO.
9759 * caller-save.c (setup_save_areas): Use end_hard_regno.
9760 (mark_set_regs): Use END_HARD_REGNO.
9761 (add_stored_regs): Use end_hard_regno.
9762 (mark_referenced_regs): Use add_to_hard_reg_set.
9763 * combine.c (update_table_tick): Use END_REGNO.
9764 (record_value_for_reg): Likewise.
9765 (record_dead_and_set_regs): Likewise.
9766 (get_last_value_validate): Likewise.
9767 (use_crosses_set_p): Likewise.
9768 (reg_dead_at_p_1): Likewise.
9769 (reg_dead_at_p): Likewise.
9770 (mark_used_regs_combine): Use add_to_hard_reg_set.
9771 (move_deaths): Use END_HARD_REGNO.
9772 (reg_bitfield_target_p): Use end_hard_regno.
9773 (distribute_notes): Use END_HARD_REGNO.
9774 * cse.c (mention_regs): Use END_REGNO.
9775 (insert): Use add_to_hard_reg_set.
9776 (invalidate): Use END_HARD_REGNO.
9777 (invalidate_for_call): Likewise.
9778 (exp_equiv_p): Use END_REGNO.
9779 (cse_insn): Likewise.
9780 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9781 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9782 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9783 * function.c (keep_stack_depressed): Use end_hard_regno.
9784 * global.c (global_alloc): Use end_hard_regno.
9785 (global_conflicts): Use add_to_hard_reg_set instead of
9787 (find_reg): Likewise.
9788 (mark_reg_store): Likewise.
9789 (mark_reg_conflicts): Likewise.
9790 (mark_reg_death): Use remove_from_hard_reg_set.
9791 (mark_reg_live_nc): Delete.
9792 (set_preference): Use end_hard_regno.
9793 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9794 remove_from_hard_reg_set.
9795 (post_mark_life): Use add_to_hard_reg_set.
9796 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9797 (reg_becomes_live): Use add_to_hard_reg_set.
9798 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9799 (peep2_find_free_register): Use add_to_hard_reg_set.
9800 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9801 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9802 * regrename.c (note_sets): Use add_to_hard_reg_set.
9803 (clear_dead_regs): Use remove_from_hard_reg_set.
9804 (regrename_optimize): Use add_to_hard_reg_set.
9805 (find_oldest_value_reg): Use in_hard_reg_set_p.
9806 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9807 (hard_reg_set_here_p): Use end_hard_regno.
9808 (decompose): Likewise.
9809 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9810 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9811 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9812 (mark_home_live): Use end_hard_regno.
9813 (spill_hard_reg): Likewise.
9814 (clear_reload_reg_in_use): Likewise.
9815 * reorg.c (delete_prior_computation): Use END_REGNO.
9816 * resource.c (update_live_status): Use END_HARD_REGNO.
9817 (mark_referenced_resources): Use add_to_hard_reg_set.
9818 (mark_set_resources): Likewise.
9819 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9820 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9821 (reg_overlap_mentioned_p): Likewise.
9822 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9823 (covers_regno_no_parallel_p): Use END_REGNO.
9824 (find_regno_note): Likewise.
9825 (find_reg_fusage): Use END_HARD_REGNO.
9826 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9827 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9829 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9831 * mode-switching.c (reg_dies): Change type of second argument to
9833 (optimize_mode_switching): Update accordingly.
9835 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9837 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9839 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9840 (hard_reg_set_empty_p): ...these new functions.
9841 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9842 GO_IF_HARD_REG_SUBSET.
9843 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9844 instead of GO_IF_HARD_REG_EQUAL.
9845 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9846 instead of GO_IF_HARD_REG_EQUAL.
9847 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9848 GO_IF_HARD_REG_SUBSET.
9849 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9850 GO_IF_HARD_REG_EQUAL.
9851 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9852 of GO_IF_HARD_REG_SUBSET.
9853 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9854 instead of GO_IF_HARD_REG_EQUAL.
9855 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9856 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9857 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9858 of GO_IF_HARD_REG_SUBSET,
9859 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9860 GO_IF_HARD_REG_SUBSET.
9861 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9862 instead of GO_IF_HARD_REG_EQUAL.
9863 * config/sh/sh.c (push_regs, calc_live_regs): Use
9864 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9865 (hard_regs_intersect_p): Delete.
9867 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9869 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9871 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9872 Richard Henderson <rth@redhat.com>
9874 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9876 (x86_64-*-*): Likewise.
9878 * i386/i386-modes.def (V2QI): New.
9880 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9882 (override_options): Support SSE4.1.
9883 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9884 (IX86_BUILTIN_BLENDPS): Likewise.
9885 (IX86_BUILTIN_BLENDVPD): Likewise.
9886 (IX86_BUILTIN_BLENDVPS): Likewise.
9887 (IX86_BUILTIN_PBLENDVB128): Likewise.
9888 (IX86_BUILTIN_PBLENDW128): Likewise.
9889 (IX86_BUILTIN_DPPD): Likewise.
9890 (IX86_BUILTIN_DPPS): Likewise.
9891 (IX86_BUILTIN_INSERTPS128): Likewise.
9892 (IX86_BUILTIN_MOVNTDQA): Likewise.
9893 (IX86_BUILTIN_MPSADBW128): Likewise.
9894 (IX86_BUILTIN_PACKUSDW128): Likewise.
9895 (IX86_BUILTIN_PCMPEQQ): Likewise.
9896 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9897 (IX86_BUILTIN_PMAXSB128): Likewise.
9898 (IX86_BUILTIN_PMAXSD128): Likewise.
9899 (IX86_BUILTIN_PMAXUD128): Likewise.
9900 (IX86_BUILTIN_PMAXUW128): Likewise.
9901 (IX86_BUILTIN_PMINSB128): Likewise.
9902 (IX86_BUILTIN_PMINSD128): Likewise.
9903 (IX86_BUILTIN_PMINUD128): Likewise.
9904 (IX86_BUILTIN_PMINUW128): Likewise.
9905 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9906 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9907 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9908 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9909 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9910 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9911 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9912 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9913 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9914 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9915 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9916 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9917 (IX86_BUILTIN_PMULDQ128): Likewise.
9918 (IX86_BUILTIN_PMULLD128): Likewise.
9919 (IX86_BUILTIN_ROUNDPD): Likewise.
9920 (IX86_BUILTIN_ROUNDPS): Likewise.
9921 (IX86_BUILTIN_ROUNDSD): Likewise.
9922 (IX86_BUILTIN_ROUNDSS): Likewise.
9923 (IX86_BUILTIN_PTESTZ): Likewise.
9924 (IX86_BUILTIN_PTESTC): Likewise.
9925 (IX86_BUILTIN_PTESTNZC): Likewise.
9926 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9927 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9928 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9929 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9930 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9932 (bdesc_sse_3arg): Likewise.
9933 (bdesc_2arg): Likewise.
9934 (bdesc_1arg): Likewise.
9935 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9937 (ix86_expand_sse_4_operands_builtin): New.
9938 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9939 smaller than 8 bits as the 2nd arg.
9940 (ix86_expand_sse_ptest): New.
9941 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9942 (ix86_expand_vector_set): Support SSE4.1.
9943 (ix86_expand_vector_extract): Likewise.
9945 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9946 __SSE4_1__ for -msse4.1.
9948 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9949 (UNSPEC_INSERTPS): Likewise.
9950 (UNSPEC_DP): Likewise.
9951 (UNSPEC_MOVNTDQA): Likewise.
9952 (UNSPEC_MPSADBW): Likewise.
9953 (UNSPEC_PHMINPOSUW): Likewise.
9954 (UNSPEC_PTEST): Likewise.
9955 (UNSPEC_ROUNDP): Likewise.
9956 (UNSPEC_ROUNDS): Likewise.
9958 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9960 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9961 (const_pow2_1_to_32768_operand): Likewise.
9963 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9966 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9968 (sse4_1_insertps): Likewise.
9969 (*sse4_1_extractps): Likewise.
9970 (sse4_1_ptest): Likewise.
9971 (sse4_1_mulv2siv2di3): Likewise.
9972 (*sse4_1_mulv4si3): Likewise.
9973 (*sse4_1_smax<mode>3): Likewise.
9974 (*sse4_1_umax<mode>3): Likewise.
9975 (*sse4_1_smin<mode>3): Likewise.
9976 (*sse4_1_umin<mode>3): Likewise.
9977 (sse4_1_eqv2di3): Likewise.
9978 (*sse4_1_pinsrb): Likewise.
9979 (*sse4_1_pinsrd): Likewise.
9980 (*sse4_1_pinsrq): Likewise.
9981 (*sse4_1_pextrb): Likewise.
9982 (*sse4_1_pextrb_memory): Likewise.
9983 (*sse4_1_pextrw_memory): Likewise.
9984 (*sse4_1_pextrq): Likewise.
9985 (sse4_1_blendpd): Likewise.
9986 (sse4_1_blendps): Likewise.
9987 (sse4_1_blendvpd): Likewise.
9988 (sse4_1_blendvps): Likewise.
9989 (sse4_1_dppd): Likewise.
9990 (sse4_1_dpps): Likewise.
9991 (sse4_1_movntdqa): Likewise.
9992 (sse4_1_mpsadbw): Likewise.
9993 (sse4_1_packusdw): Likewise.
9994 (sse4_1_pblendvb): Likewise.
9995 (sse4_1_pblendw): Likewise.
9996 (sse4_1_phminposuw): Likewise.
9997 (sse4_1_extendv8qiv8hi2): Likewise.
9998 (*sse4_1_extendv8qiv8hi2): Likewise.
9999 (sse4_1_extendv4qiv4si2): Likewise.
10000 (*sse4_1_extendv4qiv4si2): Likewise.
10001 (sse4_1_extendv2qiv2di2): Likewise.
10002 (*sse4_1_extendv2qiv2di2): Likewise.
10003 (sse4_1_extendv4hiv4si2): Likewise.
10004 (*sse4_1_extendv4hiv4si2): Likewise.
10005 (sse4_1_extendv2hiv2di2): Likewise.
10006 (*sse4_1_extendv2hiv2di2): Likewise.
10007 (sse4_1_extendv2siv2di2): Likewise.
10008 (*sse4_1_extendv2siv2di2): Likewise.
10009 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10010 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10011 (sse4_1_zero_extendv4qiv4si2): Likewise.
10012 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10013 (sse4_1_zero_extendv2qiv2di2): Likewise.
10014 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10015 (sse4_1_zero_extendv4hiv4si2): Likewise.
10016 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10017 (sse4_1_zero_extendv2hiv2di2): Likewise.
10018 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10019 (sse4_1_zero_extendv2siv2di2): Likewise.
10020 (*sse4_1_zero_extendv2siv2di2): Likewise.
10021 (sse4_1_roundpd): Likewise.
10022 (sse4_1_roundps): Likewise.
10023 (sse4_1_roundsd): Likewise.
10024 (sse4_1_roundss): Likewise.
10025 (mulv4si3): Don't expand for SSE4.1.
10026 (smax<mode>3): Likewise.
10027 (umaxv4si3): Likewise.
10028 (uminv16qi3): Likewise.
10029 (umin<mode>3): Likewise.
10030 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10032 * doc/extend.texi: Document SSE4.1 built-in functions.
10034 * doc/invoke.texi: Document -msse4.1.
10036 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10038 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10039 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10040 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10041 (ASM_SPEC): Add asm_pcrel_spec.
10042 (EXTRA_SPECS): Add asm_pcrel_spec.
10044 2007-05-21 David Daney <ddaney@avtrex.com>
10046 * doc/install.texi (Building a cross compiler): Add requirements
10047 for Java cross compiler.
10049 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10051 PR middle-end/31995
10052 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10053 Add loopno argument. Use evolution_function_is_invariant_rec_p
10054 instead of evolution_function_is_constant_p.
10055 Update calls to evolution_function_is_affine_multivariate_p.
10056 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10057 Add loopno argument.
10058 * tree-scalar-evolution.c (gather_chrec_stats): Call
10059 evolution_function_is_affine_multivariate_p with a loop
10061 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10062 (analyze_overlapping_iterations): Likewise.
10063 (access_functions_are_affine_or_constant_p): Likewise.
10064 (build_classic_dist_vector_1): If the access functions
10065 are equal, don't do anything.
10067 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10068 Paolo Carlini <pcarlini@suse.de>
10069 Uros Bizjak <ubizjak@gmail.com>
10071 * c-cppbuiltin.c (c_cpp_builtins): Define
10072 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10073 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10074 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10075 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10077 2007-05-21 Mike Stump <mrs@apple.com>
10079 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10081 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10083 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10085 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10086 implementation if __OPTIMIZE__ is not defined.
10087 (_mm_alignr_pi8): Ditto.
10088 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10089 (_mm_inserti_si64): Ditto.
10090 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10091 (_mm_slli_epi16): Ditto.
10092 (_mm_slli_epi32): Ditto.
10093 (_mm_slli_epi64): Ditto.
10094 (_mm_srai_epi16): Ditto.
10095 (_mm_srai_epi32): Ditto.
10096 (_mm_srli_si128): Ditto.
10097 (_mm_slli_si128): Ditto.
10098 (_mm_srli_epi16): Ditto.
10099 (_mm_srli_epi32): Ditto.
10100 (_mm_srli_epi64): Ditto.
10101 (_mm_extract_epi16): Ditto.
10102 (_mm_insert_epi16): Ditto.
10103 (_mm_shufflehi_epi16): Ditto.
10104 (_mm_shufflelo_epi16): Ditto.
10105 (_mm_shuffle_epi32): Ditto.
10106 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10107 (_m_pextrw): Ditto.
10108 (_mm_insert_pi16): Ditto.
10109 (_m_pinsrw): Ditto.
10110 (_mm_shuffle_pi16): Ditto.
10111 (_m_pshufw): Ditto.
10112 (_mm_shufle_ps): Ditto.
10113 (_mm_prefetch): Ditto.
10115 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10117 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10118 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10119 * real.c (encode_i370_single, decode_i370_single,
10120 encode_i370_double, decode_i370_double): Functions removed.
10121 (i370_single_format, i370_double_format): Initializations removed.
10122 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10123 Consider the log2_b field to always be one.
10124 (ieee_single_format, mips_single_format, coldfire_single_format,
10125 ieee_double_format, mips_double_format, coldfire_double_format,
10126 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10127 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10128 ibm_extended_format, mips_extended_format, ieee_quad_format,
10129 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10130 decimal_single_format, decimal_double_format, decimal_quad_format,
10131 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10132 initialization of log2_b.
10133 * real.h (i370_single_format, i370_double_format): Declarations
10135 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10136 field to always be one.
10138 2007-05-21 Andreas Schwab <schwab@suse.de>
10140 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10141 NOTE_INSN_BASIC_BLOCK_P.
10142 (process_for_unwind_directive): Likewise.
10144 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10146 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10147 * function.h (struct function): Move va_list_gpr_size,
10148 va_list_fpr_size, function_frequency to front of bitfields. Add
10150 (current_function_calls_unwind_init): New.
10151 * except.c (expand_builtin_unwind_init): Set
10152 current_function_calls_unwind_init not
10153 current_function_has_nonlocal_label.
10154 * reload1.c (has_nonexceptional_receiver): New.
10155 (reload): Use it and current_function_calls_unwind_init to
10156 determine whether call-saved regs must be saved.
10158 2007-05-20 Jan Hubicka <jh@suse.cz>
10160 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10161 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10162 * ddg.c (create_ddg): LIkewise.
10163 * final.c (final): Remove hunk moving line number notes around since
10164 they are no longer present at this stage.
10165 (final_scan_insn): Use NOTE_KIND instead of
10166 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10167 (output_asm_label): Likewise.
10168 * reorg.c (dbr_schedule): Likewise.
10169 * haifa-sched.c (unlink_other_notes): Likewise.
10170 * mode-switching.c (optimize_mode_switching): Likewise.
10171 * graph.c (start_bb): Likewise.
10172 * rtl.def (NOTE): Update description.
10173 * jump.c (squeeze_notes): Delete.
10174 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10175 NOTE_INSN_BASIC_BLOCK_P when possible.
10176 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10177 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10178 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10179 (dwarf2out_var_location): Likewise.
10180 * cfgbuild.c (make_edges): Likewise.
10181 (find_basic_blocks_1): Likewise.
10182 * function.c (reorder_blocks_1): Likewise.
10183 (epilogue_done): Likewise.
10184 (reposition_prologue_and_epilogue_notes): Likewise.
10185 * print-rtl.c (print_rtx): Likewise; drop code for printing
10187 (print_rtl): Likewise.
10188 (print_rtl_single): Likewise.
10189 * gcse.c (insert_insn_start_bb): Likewise.
10190 * alias.c (init_alias_analysis): Likewise.
10191 * calls.c (fixup_tail_calls): Likewise.
10192 * except.c (sjlj_emit_function_enter): Likewise.
10193 * emit-rtl.c (add_insn_after): Likeiwse.
10194 (emit_label_before): Likewise.
10195 (emit_label_after): Likewise.
10196 (emit_note_before, emit_note_after, emit_note): Update
10197 parameter to be enum insn_note; do not deal with source
10199 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10200 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10202 (merge_blocks_move_successor_nojumps): Simplify now when
10203 we don't have BLOCK notes.
10204 (try_optimize_cfg): Likewise.
10205 * cfglayout.c (skip_insns_after_block): Likewise.
10206 (record_effective_endpoints): Likewise.
10207 (duplicate_insn_chain): Likewise.
10208 * varasm.c (output_constant_pool_1): Likewise.
10209 * sched-deps.c (sched_analyze): Likewise.
10210 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10212 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10213 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10214 (SET_INSN_DELETED): Simplify.
10215 (NOTE_LINE_NUMBER): Exterminate.
10216 (NOTE_LINE_KIND): New.
10217 (NOTE_INSN_BASIC_BLOCK_P): Update.
10218 (enum insn_note): Simplify.
10219 (GET_NOTE_INSN_NAME) Simplify.
10220 (emit_note_before, emit_note_after, emit_note): Update prototype.
10221 (squeeze_notes): Remove.
10222 * sched-int.h (NOTE_NOT_BB_P): Update.
10223 * resource.c (mark_target_live_regs): Update.
10224 * sched-rgn.c (debug_dependencies): Update.
10225 * sched-vis.c (print_insn): Update.
10226 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10227 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10228 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10229 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10230 (split_branches): Update.
10231 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10233 (sh_adjust_unroll_max): Exterminate.
10234 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10235 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10236 (m68hc11_reorg): Likewise.
10237 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10238 (emit_predicate_relation_info): Update.
10239 (process_for_unwind_directive): Update.
10240 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10241 (output_call): Update.
10242 * config/pa/pa.c (output_lbranch): Update.
10243 (output_millicode_call): Update.
10244 (output_call): Update.
10245 (pa_combine_instructions): Update.
10246 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10247 * config/bfin/bfin.c (gen_one_bundle): Update.
10248 * cfgrtl.c (can_delete_note_p): Update.
10249 (delete_insn): Update.
10250 (rtl_merge_blocks): Update.
10251 (commit_one_edge_insertion): Update.
10252 (rtl_verify_flow_info): Update.
10253 * stmt.c (expand_case): Do not call squeeze_notes.
10255 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10262 * c.opt (Wtype-limits): New.
10263 * doc/invoke.texi (Wtype-limits): Document it.
10264 (Wextra): Enabled by -Wextra.
10265 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10266 * c-common.c (shorten_compare): Warn with Wtype-limits.
10268 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10270 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10271 inlined function, not as a macro.
10272 (_mm_alignr_pi8): Ditto.
10273 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10274 (_mm_inserti_si64): Ditto.
10275 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10276 (_mm_extract_epi16): Ditto.
10277 (_mm_insert_epi16): Ditto.
10278 (_mm_shufflehi_epi16): Ditto.
10279 (_mm_shufflelo_epi16): Ditto.
10280 (_mm_shuffle_epi32): Ditto.
10281 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10282 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10284 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10286 (_m_to_float): Use C89 compatible assignment.
10288 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10291 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10293 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10296 * doc/invoke.texi (Wreturn-type): Complete description.
10297 (Wextra): Delete item about return-type warning.
10298 * c-decl.c: Delete redundant Wextra warning.
10300 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10304 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10305 inlined function, not as a macro.
10306 (_mm_prefetch): Ditto.
10307 (_m_pextrw): Ditto.
10308 (_mm_insert_pi16): Ditto.
10309 (_m_pinsrw): Ditto.
10310 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10311 (_m_pshufw): Ditto. Add const to __N argument.
10312 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10313 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10314 (_mm_slli_epi32): Ditto.
10315 (_mm_srli_si128): Implement as always inlined function, not as a
10316 macro. Add __inline to function declaration.
10317 (_mm_slli_si128): Ditto.
10319 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10321 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10322 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10324 (struct fenv): New structure.
10325 (FP_HANDLE_EXCEPTIONS): New define.
10326 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10327 (_FP_DECL_EXP): New define.
10328 (FP_INIT_ROUNDMODE): New define.
10329 (FP_ROUNDMODE): New define.
10331 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10333 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10334 (Wconversion): Update description.
10335 (Wconversion-sign): New.
10336 * c.opt (Wconversion-sign): New.
10337 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10338 means disabled for C++. Otherwise, take the status of Wconversion.
10339 * c-common.c (conversion_warning): Warn with either Wconversion or
10341 (warnings_for_convert_and_check): Conditions are already checked by
10342 conversion_warning.
10343 (convert_and_check): Don't check warnings if the conversion failed.
10345 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10346 Anatoly Sokolov <aesok@dol.ru>
10348 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10349 avr_epilogue_uses) : Add declaration.
10350 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10351 * config/avr/constraints.md (R): New constraint.
10352 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10353 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10354 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10355 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10356 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10357 call_prologue_saves, epilogue_restores, return_from_epilogue,
10358 return_from_main_epilogue, return_from_interrupt_epilogue,
10359 return_from_naked_epilogue, prologue, epilogue): New patterns.
10360 (jump): Handle symbol reference.
10361 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10362 avr_output_function_prologue, avr_output_function_epilogue): Remove
10364 (avr_init_machine_status, expand_prologue, expand_epilogue,
10365 avr_asm_function_end_prologue, avr_epilogue_uses,
10366 avr_asm_function_begin_epilogue): New functions.
10367 (prologue_size, epilogue_size, jump_tables_size): Remove global
10369 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10370 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10371 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10372 (avr_override_options): Initialise init_machine_status.
10373 (output_movhi): Handle all stack pointer loads.
10374 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10375 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10376 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10377 (EPILOGUE_USES) Redefine.
10378 (machine_function) Declare.
10380 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10382 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10383 Use a single return statement.
10385 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10387 PR middle-end/30250
10388 * builtins.c (do_mpfr_lgamma_r): New.
10389 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10390 * tree.h (CASE_FLT_FN_REENT): New.
10392 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10394 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10395 (output_die): Use 'unsigned long' with %x.
10396 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10397 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10398 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10400 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10402 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10407 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10408 true if function has no argument.
10410 2007-05-18 DJ Delorie <dj@redhat.com>
10412 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10413 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10415 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10417 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10418 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10419 count_trailing_zeros.
10420 (__i386__): Implement count_leading_zeros using __builtin_clz().
10421 Implement count_trailing_zeros usign __builtin_ctz().
10423 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10425 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10427 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10429 PR middle-end/31344
10430 * expr.c (emit_move_change_mode): Change mode of push operands here.
10432 2007-05-17 Ian Lance Taylor <iant@google.com>
10434 PR tree-optimization/31953
10435 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10436 Change all callers.
10437 (set_value_range_to_null): Call set_value_range_to_value.
10438 (extract_range_from_comparison): Likewise.
10440 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10442 * toplev.c (print_version): Output GMP/MPFR version info.
10444 * builtins.c (CASE_MATHFN_REENT): New macro.
10445 (mathfn_built_in): Use it.
10446 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10447 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10448 BUILT_IN_LGAMMAL_R): New.
10449 * doc/extend.texi: Document new builtins.
10451 PR middle-end/31796
10452 * builtins.c (do_mpfr_remquo): New.
10453 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10454 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10456 PR middle-end/30251
10457 * builtins.c (fold_builtin_1): Handle y0, y1.
10458 (fold_builtin_2): Handle yn.
10460 PR middle-end/30251
10461 * builtins.c (do_mpfr_bessel_n): New.
10462 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10463 (fold_builtin_2): Handle BUILT_IN_JN.
10465 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10468 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10469 TYPE_PRECISION (intmax_type_node).
10471 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10474 * reload.c (subst_reloads): Remove checking.
10476 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10478 PR rtl-optimization/31691
10479 * combine.c (simplify_set): Build a new src pattern instead of
10480 substituting its operands in the COMPARE case.
10482 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10484 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10485 (execute_vrp): Preserve loops through jump threading.
10486 * tree-ssa-threadupdate.c (thread_single_edge,
10487 dbds_continue_enumeration_p, determine_bb_domination_status,
10488 thread_through_loop_header): New functions.
10489 (create_edge_and_update_destination_phis,
10490 create_edge_and_update_destination_phis): Set loops for the new blocks.
10491 (prune_undesirable_thread_requests): Removed.
10492 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10494 (thread_block): Do not call prune_undesirable_thread_requests.
10496 (mark_threaded_blocks): Select edges to thread here.
10497 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10498 Thread edges through loop headers independently.
10499 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10500 * tree-pass.h (TODO_mark_first_instance): New.
10501 (first_pass_instance): Declare.
10502 * cfghooks.c (duplicate_block): Put the block to the original loop
10503 if copy is not specified.
10504 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10505 jump threading. Pass may_peel_loop_headers to
10506 thread_through_all_blocks according to first_pass_instance.
10507 * cfgloop.h (create_preheader): Declare.
10508 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10509 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10510 * passes.c (first_pass_instance): New variable.
10511 (next_pass_1): Set TODO_mark_first_instance.
10512 (execute_todo): Set first_pass_instance.
10514 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10516 PR tree-optimization/24659
10517 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10518 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10519 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10520 OTI_vec_pack_ufix_trunc.
10521 (vec_unpacks_float_hi_optab): Define new macro.
10522 (vec_unpacks_float_lo_optab): Ditto.
10523 (vec_unpacku_float_hi_optab): Ditto.
10524 (vec_unpacku_float_lo_optab): Ditto.
10525 (vec_pack_sfix_trunc_optab): Ditto.
10526 (vec_pack_ufix_trunc_optab): Ditto.
10527 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10528 and vec_pack_[s|u]fix_trunc_optab using
10529 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10530 * tree-vectorizer.c (supportable_widening_operation): Handle
10531 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10532 (supportable_narrowing_operation): New function.
10533 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10534 * tree-vect-transform.c (vectorizable_conversion): Handle
10535 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10536 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10537 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10538 to check for target support.
10539 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10540 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10541 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10542 for VEC_PACK_FIX_TRUNC_EXPR.
10543 (expand_binop): Special case mode of the result for
10544 vec_pack_[u|s]fix_trunc_optab.
10545 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10546 vec_pack_[u|s]fix_trunc_optab.
10548 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10549 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10550 * tree-pretty-print.c (dump_generic_node): Handle
10551 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10552 VEC_PACK_FIX_TRUNC_EXPR.
10554 * expr.c (expand_expr_real_1): Ditto.
10555 * tree-inline.c (estimate_num_insns_1): Ditto.
10556 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10558 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10559 (vec_unpacks_float_lo_v8hi): Ditto.
10560 (vec_unpacku_float_hi_v8hi): Ditto.
10561 (vec_unpacku_float_lo_v8hi): Ditto.
10562 (vec_unpacks_float_hi_v4si): Ditto.
10563 (vec_unpacks_float_lo_v4si): Ditto.
10564 (vec_pack_sfix_trunc_v2df): Ditto.
10566 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10568 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10569 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10570 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10571 [vec_pack_ufix_trunc]: Ditto.
10572 [vec_unpacks_float_hi]: Ditto.
10573 [vec_unpacks_float_lo]: Ditto.
10574 [vec_unpacku_float_hi]: Ditto.
10575 [vec_unpacku_float_lo]: Ditto.
10577 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10579 * soft-fp/README: Update for new files.
10580 * soft-fp/floattisf.c: New file.
10581 * soft-fp/floattidf.c: New file.
10582 * soft-fp/floattitf.c: New file.
10583 * soft-fp/floatuntisf.c: New file.
10584 * soft-fp/floatuntidf.c: New file.
10585 * soft-fp/floatuntitf.c: New file.
10586 * soft-fp/fixsfti.c: New file.
10587 * soft-fp/fixdfti.c: New file.
10588 * soft-fp/fixtfti.c: New file.
10589 * soft-fp/fixunssfti.c: New file.
10590 * soft-fp/fixunsdfti.c: New file.
10591 * soft-fp/fixunstfti.c: New file.
10592 * soft-fp/extendxftf.c: New file.
10593 * soft-fp/trunctfxf.c: New file.
10595 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10596 (__trunctfxf2): Ditto.
10598 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10599 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10600 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10601 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10602 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10603 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10605 * config/i386/t-fprules-softfp64: New file.
10606 * config/i386/sfp-machine.h: New file.
10607 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10608 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10609 and soft-fp/t-softfp to tmake_file.
10610 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10611 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10613 * config/i386/t-linux64 (softfp_wrap_start): New.
10614 (softfp_wrap_end): New.
10615 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10616 supported for TARGET_64BIT.
10618 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10620 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10621 c_common_unsigned_type behavior.
10623 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10625 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10628 2007-05-16 Eric Christopher <echristo@apple.com>
10630 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10631 saving after stack push. Set sp_offset whenever we push.
10632 (rs6000_emit_epilogue): Move altivec register restore before
10635 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10637 * configure.ac: Allow sysroots to be relocated under $prefix as
10638 well as $exec_prefix.
10639 * configure: Regenerate.
10641 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10645 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10647 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10648 (gcc_tooldir): Likewise.
10649 * configure: Regenerate.
10650 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10651 old configure.ac gcc_tooldir setting.
10652 (prefix_to_exec_prefix): New variable.
10653 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10654 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10656 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10658 * c-typeck.c (build_binary_op): Return early for error.
10660 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10662 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10663 struct nb_iter_bound.
10664 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10665 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10666 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10667 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10668 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10669 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10670 (del_scev_info): Use ggc_free.
10671 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10672 * loop-init.c: Include ggc.h.
10673 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10674 (loop_optimizer_finalize): Use ggc_free.
10675 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10676 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10677 pass_iv_optimize): Add TODO_ggc_collect.
10678 * function.h (struct function): Remove skip marker from
10680 * cfgloop.c: Include ggc.h.
10681 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10683 (establish_preds): Vector superloops is gc allocated.
10684 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10686 (flow_loops_find): Vector larray is gc allocated.
10687 (loop_exit_free): Use ggc_free.
10688 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10689 that head of exits list is now not a part of struct loop.
10690 (record_loop_exits): Allocate exits table in gc memory.
10691 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10692 that head of exits list is now not a part of struct loop.
10693 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10694 struct loop_exit): Add GTY marker.
10695 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10696 Add skip marker to aux field. Make head of exits list a separate
10698 (struct loops): Add GTY marker. Make larray vector gc allocated.
10699 Add param marker to exits table.
10700 (get_loops): Type changed.
10701 * Makefile.in (tree-scalar-evolution.o): Add
10702 gt-tree-scalar-evolution.h dependency.
10703 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10704 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10705 * basic-block.h (struct basic_block_def): Remove skip marker from
10708 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10710 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10711 of 0 in the call to expand_expr().
10712 (expand_builtin_mathfn_3): Ditto.
10713 (expand_builtin_interclass_mathfn): Ditto.
10714 (expand_builtin_cexpi): Ditto.
10715 (expand_builtin_int_roundingfn): Ditto.
10716 (expand_builtin_int_roundingfn_2): Ditto.
10717 (expand_builtin_pow): Ditto.
10718 (expand_builtin_powi): Ditto.
10719 (expand_builtin_bswap): Ditto.
10720 (expand_builtin_unop): Ditto.
10721 (expand_builtin_fabs): Ditto.
10722 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10723 the call to expand_expr().
10724 (expand_builtin_sync_operation): Ditto.
10725 (expand_builtin_compare_and_swap): Ditto.
10726 (expand_builtin_lock_test_and_set): Ditto.
10727 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10728 instead of 0 in the call to expand_expr().
10729 (expand_builtin_extract_return_addr): Ditto.
10730 (expand_builtin_eh_return): Ditto.
10731 (expand_eh_return): Ditto.
10732 * explow.c (expr_size): Ditto.
10733 * expr.c (optimize_bitfield_assignment_op): Ditto.
10734 (expand_assignement): Ditto.
10735 (store_expr): Ditto.
10736 (store_field): Ditto.
10737 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10738 the call to expand_expr().
10739 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10740 in the call to expand_expr().
10741 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10742 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10743 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10745 * optabs.c (expand_vec_shift_expr): Ditto.
10746 (expand_vec_cond_expr): Ditto.
10747 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10748 call to expand_expr().
10749 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10750 in the call to expand_expr().
10752 2007-05-14 Dave Korn <dave.korn@artimi.com>
10754 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10756 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10758 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10759 instead of c_common_unsigned_type.
10760 (c_common_unsigned_type): Remove.
10761 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10762 c_common_unsigned_type.
10763 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10764 c_common_unsigned_type.
10765 * c-common.h (c_common_unsigned_type): Remove.
10766 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10767 c_common_unsigned_type.
10768 * c-format.c (check_format_types): Use unsigned_type_for instead of
10769 c_common_unsigned_type.
10770 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10771 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10772 of c_common_unsigned_type.
10773 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10774 lang_hooks.types.unsigned_type.
10775 * expmed.c (make_tree): Use unsigned_type_for instead of
10776 lang_hooks.types.unsigned_type.
10777 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10778 lang_hooks.types.unsigned_type.
10779 (build_range_check): Likewise.
10780 (fold_unary): Likewise.
10781 (fold_binary): Likewise.
10782 (fold_ternary): Likewise.
10783 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10784 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10785 * tree.c (get_unsigned_type): New.
10786 (unsigned_type_for): Use get_unsigned_type instead of
10787 lang_hooks.types.unsigned_type.
10789 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10791 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10792 to m68k_get_function_kind. Update its prototype.
10793 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10795 (m68k_interrupt_function_p): Return enum m68k_function_type
10796 instead of bool. Rename to m68k_get_function_kind.
10797 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10798 target is not fido.
10799 (m68k_compute_frame_layout): Don't mark any register for save
10800 if an interrupt_thread attribute is specified.
10801 (m68k_hard_regno_rename_ok): Update a use of
10802 m68k_interrupt_function_p.
10803 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10804 m68k_interrupt_function_p.
10805 (m68k_function_type): New.
10806 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10807 for a function with an interrupt_thread attribute.
10808 * doc/extend.texi: Document the interrupt_thread attribute.
10810 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10812 Fix PR tree-optimization/31911
10813 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10814 if they didn't change the expression.
10816 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10818 * tree-scalar-evolution.c (resolve_mixers): Exported.
10819 * tree-scalar-evolution.h (resolve_mixers): Declare.
10820 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10821 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10822 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10823 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10824 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10825 strip_conversion, analyze_offset_expr, address_analysis,
10826 object_analysis, analyze_offset): Removed.
10827 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10828 split_constant_offset, canonicalize_base_object_address,
10829 object_address_invariant_in_loop_p, disjoint_objects_p,
10830 dr_may_alias_p, dr_address_invariant_p): New functions.
10831 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10832 and dr_analyze_alias.
10833 (initialize_data_dependence_relation): Use dr_may_alias_p
10834 and object_address_invariant_in_loop_p.
10835 (compute_self_dependence): Handle the case when
10836 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10837 (find_data_references_in_stmt): Restrict the analysis of data
10838 references to the given loop nest.
10839 (find_data_references_in_loop): Made static. Pass loop nest to
10840 find_data_references_in_stmt.
10841 (compute_data_dependences_for_loop): Use DR_VOPS.
10842 (free_data_ref): Free DR_VOPS.
10843 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10844 (struct innermost_loop_behavior): ... new.
10845 (struct base_object_info): Replaced by ...
10846 (struct indices): ... new.
10847 (struct dr_alias): New.
10848 (enum data_ref_type): Removed.
10849 (struct data_reference): Consist of struct innermost_loop_behavior,
10850 struct indices and struct dr_alias.
10851 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10852 (DR_MEMTAG): Renamed to ...
10853 (DR_SYMBOL_TAG): ... this.
10854 (find_data_references_in_loop): Declaration removed.
10855 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10856 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10857 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10858 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10860 2007-05-13 Revital Eres <eres@il.ibm.com>
10862 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10863 which walks virtual def-use chains to find redundant stores.
10864 (dse_optimize_stmt): Call it.
10866 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10868 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10869 * passes.c (init_optimization_passes): Move pass_jump_bypass
10872 * basic-block.h (bb_has_eh_pred): Fix style issue.
10874 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10876 PR rtl-optimization/31848
10877 * loop-invariant.c (move_invariant_reg): If we move an insn
10878 with a REG_EQUAL note, and that insn is not always executed,
10879 remove the REG_EQUAL note.
10881 2007-05-12 Richard Guenther <rguenther@suse.de>
10883 PR tree-optimization/31797
10884 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10885 propagate into a stmt that has volatile ops.
10887 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10889 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10890 (gcc_tooldir): Likewise.
10891 * configure: Regenerate.
10892 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10893 old configure.ac gcc_tooldir setting.
10894 (prefix_to_exec_prefix): New variable.
10895 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10896 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10898 2007-05-11 Silvius Rus <rus@google.com>
10900 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10901 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10902 * c-common.h (strict_aliasing_warning): Change return type.
10903 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10904 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10905 (build_c_cast): Condition call to strict_aliasing_warning.
10906 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10907 * flags.h (set_Wstrict_aliasing): Declare.
10908 * opts.c (set_Wstrict_alising): Define, add call to.
10909 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10910 * tree-ssa-alias-warnings.c: New file.
10911 * tree-ssa-alias.c (compute_may_aliases): Add call to
10912 strict_aliasing_warning_backend.
10914 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10916 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10917 Use loop_depth and loop_outer accessor functions.
10918 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10919 determine_invariantness_stmt, move_computations_stmt): Ditto.
10920 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10921 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10922 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10923 * tree-scalar-evolution.c (interpret_loop_phi,
10924 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10925 instantiate_parameters_1, scev_const_prop): Ditto.
10926 * cfghooks.c (make_forwarder_block): Ditto.
10927 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10928 * modulo-sched.c (loop_canon_p): Ditto.
10929 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10930 slpeel_can_duplicate_loop_p): Ditto.
10931 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10932 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10933 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10934 cancel_loop, verify_loop_structure): Ditto.
10935 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10936 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10937 superloops vector instead of "pred" array.
10938 (establish_preds): Take father loop as an argument. Initialize the
10940 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10941 Do not initialize loop->outer.
10942 (flow_loop_tree_node_remove): Truncate the superloops vector.
10943 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10944 "pred" merged to "superloops" vector.
10945 (loop_depth, loop_outer): New.
10946 (fel_init): Use loop_outer.
10948 2007-05-11 Jan Hubicka <jh@suse.cz>
10950 * cgraphunit.c: Include gt-cgraphunit.h
10951 (static_ctors, static_dtors): New static vars.
10952 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10953 based on implementation in c-common.c
10954 (cgraph_finalize_function): Call record_cdtor_fn.
10955 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10956 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10957 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10958 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10959 build_cdtor, c_build_cdtor_fns): Remove.
10960 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10961 c_build_cdtor_fns): Remove prototype.
10963 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10966 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10967 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10968 * builtins.c (fold_builtin_memchr): New.
10969 (expand_builtin_memchr): Call the latter.
10970 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10971 * doc/extend.texi ([Other built-in functions provided by GCC]):
10974 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10976 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10977 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10978 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10979 PFPO_OP1_TYPE_SHIFT): Constants added.
10980 (DFP_ALL): Mode macro defined.
10981 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10982 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10983 Insn definitions added.
10984 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10985 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10988 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10990 PR tree-optimization/31885
10991 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10992 NULL_TREE to be undetermined.
10993 (automatically_generated_chrec_p): Return false for NULL.
10995 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10997 * config/bfin/bfin.h (MOVE_RATIO): Define.
10999 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11001 * config.gcc (sparc-wrs-vxworks): New target.
11002 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11003 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11004 * config/sparc/sparc.h: Include vxworks-dummy.h.
11005 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11006 include LABEL_REFs too.
11007 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11008 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11010 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11012 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11013 (sparc_emit_call_insn): New function.
11014 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11015 functions when generating VxWorks PIC.
11016 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11017 (call, call_value): Use sparc_emit_call_insn instead of
11020 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11022 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11024 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11026 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11027 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11028 split_double instead of operand_subword.
11030 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11032 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11033 * config/bfin/bfin.c (bfin_local_alignment): New function.
11034 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11036 2007-05-08 Chao-ying Fu <fu@mips.com>
11038 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11039 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11040 (smsub_widen_optab, umsub_widen_optab): Define.
11041 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11043 * genopinit.c (optabs): Fill in smsub_widen_optab and
11045 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11046 and umsub_widen_optab to implement multiply-subtract sequences.
11047 * config/mips/mips.md (*msac<u>_di): Rename to...
11048 (<u>msubsidi4): ...this. Extend condition to include
11049 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11050 of operand 0 to "ka" and use the three-operand form of msub<u>
11052 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11055 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11057 PR rtl-optimization/28011
11058 * reload.c (push_reload): Set dont_share if IN appears in OUT
11059 also when IN is a PLUS rtx.
11060 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11063 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11065 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11066 call unshare_all_decls.
11067 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11068 (unshare_all_decls): Remove.
11070 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11073 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11076 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11077 Nigel Stephens <nigel@mips.com>
11079 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11080 Update comments and all uses.
11081 (MIN_FPRS_PER_FMT): Define.
11082 * config/mips/mips.c (function_arg): Fix to correctly handle
11083 the -mips32r2 -mfp64 -mabi=32 case.
11084 (override_options): Enable use of odd-numbered registers for
11085 SFmode values on MIPS32.
11086 (mips_save_reg_p): Save whole floating-point register pair if
11087 either half is used.
11088 (compute_frame_size): Fix comment.
11090 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11092 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11093 argument of type bool.
11094 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11095 argument. Safely select temporary P register according to it.
11096 (do_link): Change call site of add_to_reg accordingly.
11097 (do_unlink): Add epilogue_p as a fourth argument and pass it
11099 (expand_interrupt_handler_epilogue): Change call of do_unlink
11101 (bfin_expand_prologue): Add a third argument sibcall_p.
11102 * config/bfin/bfin.md (epilogue): Change call of
11103 bfin_expand_epilogue accordingly.
11104 (sibcall_epilogue): Likewise.
11105 (eh_return_internal): Likewise.
11107 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11108 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11109 * config/bfin/bfin.c (bfin_handle_option): Handle
11110 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11111 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11112 Support bf534, bf536 and bf561.
11113 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11115 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11118 * config/i386/i386.c (ix86_function_regparm): Process local
11119 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11121 2007-05-07 Mike Stump <mrs@apple.com>
11123 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11124 also checks for and while statements in C++.
11126 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11128 * gcc.c (at_file_supplied): New variable.
11129 (main): Set it if we expanded argv.
11130 (do_spec_1): Pass an @-file to the linker if we were called with
11131 an @-file argument and HAVE_GNU_LD.
11132 * collect2.c (at_file_supplied): New variable.
11133 (response_file): New variable.
11134 (collect_exit): Unlink response_file if necessary.
11135 (handler): Likewise.
11136 (do_wait): Likewise.
11137 (main): Set at_file_supplied if we expanded argv.
11138 (collect_execute): Pass an @-file to subprocesses if we were called
11139 with an @-file argument.
11140 * configure.ac: Add define for HAVE_GNU_LD.
11141 * configure: Regenerate.
11142 * config.in: Regenerate.
11144 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11146 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11147 operand to HI mode.
11152 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11154 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11155 (TARGET_ENCODE_SECTION_INFO): Re-define.
11156 (m32c_encode_section_info): New
11157 (function_vector_handler): New
11158 (current_function_special_page_vector): New
11159 (m32c_special_page_vector_p): New.
11160 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11162 * config/m32c/jump.md: Added instruction JSRS for functions
11163 with attribute "function_vector".
11164 * doc/extend.texi (function_vector): Added description
11165 for M16C, M32C targets.
11167 2007-05-07 DJ Delorie <dj@redhat.com>
11170 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11171 ashrpsi3, lshrpsi3): Update shift count constraint.
11173 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11174 Nathan Froyd <froydnj@codesourcery.com>
11177 * c-incpath.c (add_path): Strip trailing path separators.
11179 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11181 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11182 Free dominance info before purging EH edges.
11183 (eliminate_degenerate_phis): Likewise.
11184 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11186 2007-05-07 Jan Hubicka <jh@suse.cz>
11188 * gimplify.c (gimplify_expr): Do not crash when folding
11189 (void *)(int)&a + 4.
11191 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11194 * c-opts.c (lang_fortran): Make it non static.
11195 * c-common.h (lang_fortran): New prototype.
11196 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11197 -lang-fortran option was passed by the driver.
11199 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11201 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11202 of ASSERT_CHECKING. Tweak message.
11204 2007-05-06 Revital Eres <eres@il.ibm.com>
11207 * loop-unroll.c (insert_var_expansion_initialization):
11208 Initialize the expansions with -zero instead of +zero.
11210 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11212 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11213 into pic and non-pic versions. Mark r19 as used for
11214 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11215 for tgd_load, tld_load and tie_load .
11216 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11217 version of tgd_load, tld_load and tie_load depending on the
11220 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11221 Jakub Jelinek <jakub@redhat.com>
11223 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11224 (__do_global_dtors_aux): Use more paranoid loop to run
11225 destructors if HIDDEN_DTOR_LIST_END.
11226 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11228 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11230 * varasm.c (align_variable): Don't increase alignment for
11231 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11232 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11234 2007-05-04 Josh Conner <jconner@apple.com>
11236 * basic-block.h (cdi_direction): Assign values to all enumeration
11238 (dom_computed): Remove.
11239 (dom_info_state): New.
11240 (set_dom_info_availability): New.
11241 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11242 walk_data.dom_direction.
11243 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11244 instead of dom_computed[].
11245 (split_edge): Likewise.
11246 (create_basic_block): Likewise.
11247 (merge_blocks): Likewise.
11248 * ifcvt.c (find_if_header): Likewise.
11249 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11250 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11251 * tree-ssa.c (verify_ssa): Likewise.
11252 * tree-cfg.c (tree_verify_flow_info): Likewise.
11253 (remove_edge_and_dominated_blocks): Likewise.
11254 * dominance.c (dom_computed): Make static.
11255 (calc_dfs_tree_nonrec): Change third param to a bool.
11256 (calc_dfs_tree): Change second param to a bool.
11257 (calc_idioms): Change second param to a bool. Use
11258 dom_convert_dir_to_idx.
11259 (init_dom_info): Validate dir before using.
11260 (dom_convert_dir_to_idx): New.
11261 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11262 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11263 (free_dominance_info): Use dom_convert_dir_to_idx.
11264 (get_immediate_dominator): Likewise.
11265 (set_immediate_dominator): Likewise.
11266 (get_dominated_by): Likewise.
11267 (redirect_immediate_dominators): Likewise.
11268 (nearest_common_denominator): Likewise.
11269 (dominated_by_p): Likewise.
11270 (bb_dom_dfs_in): Likewise.
11271 (bb_dom_dfs_out): Likewise.
11272 (recount_dominator): Likewise.
11273 (iterate_fix_dominators): Likewise.
11274 (add_to_dominance_info): Likewise.
11275 (delete_from_dominance_info): Likewise.
11276 (first_dom_son): Likewise.
11277 (next_dom_son): Likewise.
11278 (dom_info_available_p): Likewise.
11279 (dom_info_state): New.
11280 (set_dom_info_availability): New.
11282 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11284 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11286 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11288 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11290 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11291 (subdi3, subdi_carry): Delete.
11293 2007-05-04 Jan Hubicka <jh@suse.cz>
11294 Richard Guenther <rguenther@suse.de>
11296 * opts.c (decode_options): Do not fiddle with inlining
11297 parameters in case of optimizing for size.
11298 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11299 for size do nothing.
11300 (cgraph_decide_inlining_of_small_function): When optimizing for
11301 size never inline functions increasing caller size.
11302 (cgraph_early_inlining): Inline for size when optimizing for size.
11304 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11306 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11307 logical operations piecewise.
11308 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11309 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11310 subdi_sesidi_di): Delete.
11311 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11312 the generated sequence. Allow three-reg add in constraints. Rewrite
11313 the rtl expression for carry to avoid zero_extend of a constant.
11314 (sub_with_carry): New pattern.
11315 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11316 different sequence not involving jumps.
11317 (notbi): Now a named pattern.
11319 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11321 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11322 Add the note about a significant loss of accuracy of some
11323 mathematical routines when these options are used.
11325 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11327 * haifa-sched.c (rtx_vec_t): New typedef.
11328 (contributes_to_priority_p): Extract piece of priority () into new
11330 (priority): Use the function. Add assertion.
11331 (rank_for_schedule, set_priorities): Add assertion to check that
11332 insn's priority is initialized.
11333 (clear_priorities, calc_priorities): Change signature. Make it update
11334 all relevant insns. Update all callers ('add_to_speculative_block ()'
11335 and 'create_block_check_twin ()').
11336 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11337 Add new field 'priority_status'.
11338 (INSN_PRIORITY_STATUS): New macro.
11339 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11341 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11343 * sched-ebb.c (debug_ebb_dependencies): New static function.
11344 (init_ready_list): Use it.
11346 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11347 with changed signature and 'debug_rgn_dependencies ()'.
11348 (debug_rgn_dependencies): New static function.
11349 (init_ready_list): Use it.
11351 * sched-int.h (debug_dependencies): Declare.
11353 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11355 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11357 2007-05-04 Dirk Mueller <dmueller@suse.de>
11359 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11361 2007-05-03 Jan Hubicka <jh@suse.cz>
11363 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11364 ((T1)X op (T1)Y), for pointer type in more cases than before.
11366 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11368 * tree-object-size.c (plus_expr_object_size): When operand size is
11369 unknown, return unknown.
11371 2007-05-03 Dirk Mueller <dmueller@suse.de>
11373 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11375 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11378 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11380 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11382 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11384 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11386 * config/soft-fp/double.h, config/soft-fp/extended.h,
11387 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11388 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11389 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11390 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11393 2007-05-03 Ian Lance Taylor <iant@google.com>
11395 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11396 MASK_PPC_GFXOPT for 8540 or 8548.
11398 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11400 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11401 vect_print_dump_info() to output debug information.
11403 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11406 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11407 operands of size 2 when operand is not MEM_P.
11409 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11411 PR tree-optimization/30565
11412 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11414 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11416 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11417 (umulsi3_highpart): Use them.
11418 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11419 for final accumulator to D regisster tranfser.
11421 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11423 PR tree-optimization/31699
11424 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11426 (vect_enhance_data_refs_alignment): Compute peel amount using
11427 TYPE_VECTOR_SUBPARTS instead of vf.
11428 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11430 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11433 * system.h: Remove inclusion of double-int.h
11434 * tree.h: Include double-int.h
11435 * gengtype.c: Likewise
11436 * cfgloop.h: Likewise
11437 * Makefile.in: Adjust dependencies on double-int.h
11439 2007-05-02 Eric Christopher <echristo@apple.com>
11441 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11442 -shared to -Zdynamiclib.
11444 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11447 * c-common.c (strip_pointer_or_array_types): New function.
11448 * c-common.h (strip_pointer_or_array_types): New function declaration.
11450 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11452 PR tree-optimization/31771
11453 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11455 2007-05-02 Paul Brook <paul@codesourcery.com>
11457 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11459 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11461 PR middle-end/29715
11462 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11465 2007-05-02 Nick Clifton <nickc@redhat.com>
11467 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11469 2007-05-02 Richard Guenther <rguenther@suse.de>
11471 PR tree-optimization/31146
11472 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11473 argument, single_use_p. If we have a single use that is
11474 a conversion to the definition rhs type, propagate that rhs.
11475 (forward_propagate_addr_expr): Pass single_use_p argument
11476 to forward_propagate_addr_expr_1.
11478 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11480 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11483 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11485 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11486 'AMD Family 10 core'.
11488 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11490 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11491 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11492 with SSE3 instruction set support.
11493 * doc/invoke.texi: Likewise.
11495 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11497 * config/i386/i386.c (override_options): Tuning 32-byte loop
11498 alignment for amdfam10 architecture. Increasing the max loop
11499 alignment to 24 bytes.
11501 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11503 * config/m68k/constraints.md: New.
11504 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11505 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11506 EXTRA_CONSTRAINT): Remove.
11507 * config/m68k/m68k.md: Include constraints.md.
11508 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11510 2007-05-01 Ian Lance Taylor <iant@google.com>
11512 PR tree-optimization/31739
11513 * tree-vrp.c (vrp_val_is_max): New static function.
11514 (vrp_val_is_min): New static function.
11515 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11517 (set_value_range): Use vrp_val_is_{max,min}.
11518 (extract_range_from_assert): Likewise.
11519 (extract_range_from_binary_expr): Likewise.
11520 (extract_range_from_unary_expr): Likewise.
11521 (dump_value_range, vrp_meet): Likewise.
11522 (vrp_visit_phi_node): Likewise.
11523 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11525 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11527 * config/i386/gmon-sol2.c (size_t): New type.
11528 (intptr_t): Likewise.
11529 (s_textsize): Declare as size_t.
11531 (monstartup): Use size_t for sizes.
11532 (_mcount): Save and restore registers.
11533 (internal_mcount): Pass 0 as the first argument to monstartup
11535 (moncontrol): Convert pointer to appropriately sized integer
11536 before passing to profil.
11538 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11540 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11541 __NO_FPRS__, not just if _SOFT_DOUBLE.
11542 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11543 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11544 also for E500 double.
11545 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11546 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11549 2007-05-01 Richard Guenther <rguenther@suse.de>
11551 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11554 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11556 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11558 2007-05-01 Jan Hubicka <jh@suse.cz>
11560 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11563 2007-05-01 Jan Hubicka <jh@suse.cz>
11565 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11566 (maybe_fold_offset_to_reference): Declare.
11567 * fold-const.c (fold_unary): Do not fold
11568 (type *)&A into &A->field_of_type_and_offset_0
11569 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11570 size is unknown, give up.
11571 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11573 (maybe_fold_offset_to_reference): New.
11574 (maybe_fold_stmt_indirect): Use it.
11575 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11576 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11578 (gimplify_expr): Likewise for plus_expr.
11580 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11582 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11583 bsi_after_labels. Always insert statements before bsi.
11584 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11585 * predict.c (apply_return_prediction): Check for empty blocks.
11586 * cfgexpand.c (lab_rtx_for_bb): New variable.
11587 (label_rtx_for_bb): Do not create new tree labels.
11588 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11589 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11590 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11592 (label_for_bb): Add field used.
11593 (update_eh_label, main_block_label): Mark the label used.
11594 (cleanup_dead_labels): Remove unused labels.
11596 2007-05-01 Richard Guenther <rguenther@suse.de>
11598 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11599 if it is not about to be set.
11600 (get_value_range): Do not pre-allocate equiv bitmap.
11601 (update_value_range): No need to clear equiv field.
11602 (add_equivalence): Change prototype to get bitmap pointer.
11603 Allocate bitmap here if it is not already.
11604 (extract_range_from_assert): Do not allocate bitmap here.
11605 Update callers to add_equivalence.
11606 (extract_range_from_ssa_name): Likewise.
11607 (get_vr_for_comparison): New static helper.
11608 (compare_name_with_value): Handle NULL equiv bitmap by
11609 peeling the first iteration of the comparison loop.
11610 Use get_vr_for_comparison.
11611 (compare_names): Handle NULL equiv bitmaps by using fake
11612 ones. Use get_vr_for_comparison.
11614 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11616 * double-int.c (mpz_set_double_int): Moved from
11617 tree-ssa-loop-niter.c.
11618 (mpz_get_double_int): Likewise; also, add option to wrap
11619 out-of-range integers.
11620 * double-int.h: New prototypes for above.
11621 * tree.c (get_static_type_bounds): Moved from
11622 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11623 TYPE_MAX_VALUE if they exist..
11624 * tree.h: New prototype for above.
11625 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11626 get_type_bounds calls.
11627 (mpz_set_double_int): Move to double-int.c.
11628 (get_type_bounds): Move to tree.c, rename to
11629 get_static_type_bounds.
11630 (mpz_to_double_int): Move to double-int.c, rename to
11631 mpz_get_double_int.
11633 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11635 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11636 DIV0 exception can fall through to a normal return.
11638 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11640 PR middle-end/22156
11641 Temporarily revert:
11642 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11643 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11644 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11645 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11646 initialize align to silence bogus warning.
11647 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11648 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11650 (struct sra_walk_fns): Remove use_all parameter from use.
11651 (sra_hash_tree): Handle BIT_FIELD_REFs.
11652 (sra_elt_hash): Don't hash bitfld blocks.
11653 (sra_elt_eq): Skip them in parent compares as well. Handle
11655 (sra_walk_expr): Don't maintain or pass down use_all_p.
11656 (scan_use): Remove use_all parameter.
11657 (scalarize_use): Likewise. Re-expand assignment to
11658 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11659 output, and re-scalarize after output. Don't mark anything
11661 (scalarize_ldst): Adjust.
11662 (scalarize_walk_gimple_modify_statement): Likewise.
11663 (build_element_name_1): Handle BIT_FIELD_REFs.
11664 (instantiate_element): Don't warn for any element whose parent
11665 is used as a whole.
11666 (instantiate_missing_elements_1): Return the sra_elt.
11667 (canon_type_for_field): New.
11668 (try_instantiate_multiple_fields): New.
11669 (instantiate_missing_elemnts): Use them.
11670 (mark_no_warning): Removed.
11671 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11672 (REPLDUP, sra_build_elt_assignment): New.
11673 (generate_copy_inout): Use them.
11674 (generate_element_copy): Likewise. Handle bitfld differences.
11675 (generate_element_zero): Don't recurse for blocks. Use
11676 sra_build_elt_assignment.
11677 (generate_one_element_int): Take elt instead of var. Use
11678 sra_build_elt_assignment.
11679 (generate_element_init_1): Adjust.
11680 (scalarize_use, scalarize_copy): Use REPLDUP.
11681 (scalarize_ldst): Move assert before dereference.
11682 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11684 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11687 * tree.c (reconstruct_complex_type): Reconstruct a reference
11689 Also use the same mode for the pointer as the old pointer type.
11691 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11693 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11696 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11698 PR rtl-optimization/31676
11699 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11700 (df_refs_record): Call it.
11702 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11704 * rtl.def (SS_ABS): New code.
11705 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11706 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11707 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11708 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11709 (bfin_init_builtins): Define them.
11710 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11711 (bfin_expand_builtin): ... and handle the others here.
11712 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11713 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11714 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11715 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11716 operand is only HImode.
11718 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11720 * regclass.c (scan_one_insn): Remove splitting of
11723 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11724 Nigel Stephens <nigel@mips.com>
11726 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11728 2007-04-28 Jan Hubicka <jh@suse.cz>
11730 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11731 insn_locators_alloc instead of insn_locators_initialize;
11732 call reset_block_changes.
11733 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11734 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11735 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11736 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11737 * config/score/score.c (th_output_mi_thunk): Likewise.
11738 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11739 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11740 tolerate uninitialized locator info.
11743 * function.c (init_function_start): Don't init line number info.
11744 (expand_function_end): Update.
11745 (reset_block_changes, record_block_change, finalize_block_changes,
11746 check_block_change, free_block_changes): Kill.
11747 * function.h (reset_block_changes, record_block_change,
11748 finalize_block_changes, check_block_change, free_block_changes):
11750 (struct function): Remove ib_boundaries_block.
11751 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11752 Use curr_insn_locator to initialize locator.
11753 (emit_line_note): Remove.
11754 * cfgexpand.c (expand_gimple_cond_expr): Update.
11755 (construct_exit_block): Likewise.
11756 (tree_expand_cfg): Initialize/finalize locators.
11757 * expr.c (expand_expr_real): Update.
11758 * cfglayout.c (line_locators_locs, line_locators_lines,
11759 file_locators_locs, file_locators_files): Remove.
11760 (set_block_levels): Move to cfgexpand.c.
11761 (insn_locators_initialize): Remove.
11762 (pass_insn_locators_initialize): Remove.
11763 (locations_locators_locs, locations_locators_vals): New static vars.
11764 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11766 (insn_locators_alloc, insn_locators_finalize,
11767 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11769 (locator_location): New.
11770 (locator_line, locator_file): Rewrite.
11771 * rtl.h (emit_line_note): Kill.
11772 (insn_locators_alloc, insn_locators_finalize,
11773 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11775 * tree-inline.c (initialize_cfun): Do not initialize
11776 ib_boundaries_block.
11777 * passes.c (pass_insn_locators_initialize): Remove.
11779 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11781 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11782 info. Update last_basic_block correctly.
11784 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11787 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11788 register itself to hold the offset constant. Tell flow the use
11789 of r4 and r5 when they are used.
11791 2007-04-27 Richard Guenther <rguenther@suse.de>
11793 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11794 if we simplified anything.
11795 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11796 warnings until we did a simplification and the stmt was not
11797 marked as TREE_NO_WARNING.
11799 2007-04-27 Mike Stump <mrs@apple.com>
11801 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11803 2007-04-27 Ian Lance Taylor <iant@google.com>
11805 PR middle-end/31710
11806 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11807 TYPE_MAX_VALUE exist, convert them to the new type.
11809 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11811 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11812 if it claims to be available.
11813 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11814 edge is redirected.
11815 (perform_tree_ssa_dce): Always free postdominators.
11817 2007-04-27 Richard Henderson <rth@redhat.com>
11819 * config/alpha/predicates.md (aligned_memory_operand): Mark
11820 as define_special_predicate.
11821 (unaligned_memory_operand, normal_memory_operand): Likewise.
11822 (reg_or_unaligned_mem_operand): Remove.
11823 (any_memory_operand): Match the documentation and check for
11824 non-renumbered pseudos during reload.
11825 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11826 alpha_secondary_reload_class, update to new interface, make static.
11827 Handle CQImode like HImode. Remove FP subreg check.
11828 (alpha_expand_mov): Use replace_equiv_address.
11829 (alpha_expand_mov_nobwx): Use any_memory_operand.
11830 (TARGET_SECONDARY_RELOAD): New.
11831 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11832 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11833 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11834 * config/alpha/alpha.md: ... here.
11835 (RELOAD12, reloadmode): New.
11837 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11838 Don't handle the aligned case here.
11839 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11840 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11841 reload_inhi_help. Don't expect a scratch register.
11842 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11844 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11846 2007-04-27 Richard Guenther <rguenther@suse.de>
11848 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11850 2007-04-27 Richard Guenther <rguenther@suse.de>
11852 PR tree-optimization/30965
11853 PR tree-optimization/30978
11854 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11855 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11856 (find_equivalent_equality_comparison): Likewise.
11857 (simplify_cond): Likewise.
11858 (get_prop_source_stmt): New helper.
11859 (get_prop_dest_stmt): Likewise.
11860 (can_propagate_from): Likewise.
11861 (remove_prop_source_from_use): Likewise.
11862 (combine_cond_expr_cond): Likewise.
11863 (forward_propagate_comparison): New function.
11864 (forward_propagate_into_cond): Rewrite to use fold for
11866 (tree_ssa_forward_propagate_single_use_vars): Call
11867 forward_propagate_comparison to propagate comparisons.
11869 2007-04-27 Richard Guenther <rguenther@suse.de>
11871 PR tree-optimization/31715
11872 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11873 sure to do computation on the offset in an appropriate
11876 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11878 * reload.h (elimination_target_reg_p): Declare.
11879 * reload.c (find_reloads): Don't apply the reg_rtx move
11880 optimization if the SET_DEST satisfies elimination_target_reg_p.
11881 * reload1.c (elimination_target_reg_p): New function.
11882 (gen_reload): In the move/add2 fallback, make sure that op0
11883 does not overlap the destination register.
11885 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11887 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11888 transform only GIMPLE_MODIFY_STMTs.
11889 * tree-complex.c (expand_complex_operations_1): Ditto.
11890 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11891 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11892 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11894 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11895 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11896 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11897 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11898 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11899 slpeel_add_loop_guard): Ditto.
11900 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11901 * lambda-code.c (perfect_nestify): Ditto.
11902 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11903 before the first statement.
11904 * tree-optimize.c (execute_free_datastructures): Fix comments.
11905 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11906 * tree-flow.h (disband_implicit_edges): Declaration removed.
11907 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11909 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11910 COND_EXPRs without gotos.
11911 (disband_implicit_edges, has_label_p): Removed.
11912 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11913 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11915 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11917 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11918 also for COND_EXPRs.
11919 * cfgexpand.c (label_rtx_for_bb): New function.
11920 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11921 Use label_rtx_for_bb to find the labels.
11922 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11923 last block. Detect fallthru edges.
11925 2007-04-26 Ian Lance Taylor <iant@google.com>
11928 * reload.c (find_reloads_subreg_address): If the address was valid
11929 in the original mode but not in the new mode, reload the whole
11932 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11934 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11935 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11936 (cleanup_control_expr_graph): Do not invalidate dominance info.
11937 Record altered blocks.
11938 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11939 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11940 cleanup_tree_cfg_bb): New functions.
11941 (remove_forwarder_block): Do not maintain the worklist of blocks.
11942 Record altered blocks.
11943 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11944 not over whole cfg.
11945 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11946 delete_unreachable_blocks if dominators are not available.
11947 * tree-inline.c (optimize_inline_calls): Free dominance information
11949 * tree-flow.h (remove_edge_and_dominated_blocks,
11950 cfgcleanup_altered_bbs): Altered.
11951 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11953 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11955 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11956 do not invalidate dominators.
11958 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11960 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11961 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11962 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11963 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11965 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11967 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11969 2007-04-26 Richard Guenther <rguenther@suse.de>
11971 PR tree-optimization/31703
11972 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11973 the right type for the target of the bittest.
11975 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11977 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11978 ix86_sol10_return_in_memory.
11980 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11982 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11985 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11988 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11990 PR tree-optimization/30558
11991 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11992 clear this_state.prev_try.
11994 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11995 Mark Mitchell <mark@codesourcery.com>
11997 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11998 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11999 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12001 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12004 * doc/invoke.texi (%:print-asm-header): Document.
12005 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12007 (static_spec_functions): Add print-asm-header.
12008 (main): Print a banner before the --target-help linker options.
12009 (print_asm_header_spec_function): New function.
12011 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12014 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12015 (movsf_ie): Likewise.
12017 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12019 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12021 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12023 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12024 exception for divide-by-zero.
12025 (__umodsi3, __modsi3): Likewise.
12027 2007-04-25 Dirk Mueller <dmueller@suse.de>
12029 * c-typeck.c (build_compound_expr): Annotate warning()
12030 call with OPT_Wunused_value.
12031 * tree-ssa.c (warn_uninit): Annotate warning with
12033 * c-common.c (handle_sentinel_attribute): Annotate warning
12034 call with OPT_Wattributes.
12036 2007-04-25 Thiemo Seufer <ths@mips.com>
12038 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12039 (mips16): Fix typo.
12040 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12041 on to the assembler. Improve handling of -mno-mips16. Add handling
12042 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12043 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12044 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12045 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12047 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12050 * config/i386/winnt.c (i386_pe_file_end): Strip only
12051 USER_LABEL_PREFIX when writing export name.
12053 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12055 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12056 sh/elf.h, vx-common.h and vxworks.h.
12057 * config/sh/sh.h: Include config/vxworks-dummy.h.
12058 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12059 (OVERRIDE_OPTIONS): Use it.
12060 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12061 (vxworks_picreg): New pattern.
12062 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12063 VXWORKS_OS_CPP_BUILTINS.
12064 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12065 to their VXWORKS_* equivalents.
12066 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12067 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12068 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12069 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12070 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12071 -mrtp/-fPIC multilibs.
12072 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12073 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12074 (MULTILIB_OSDIRNAMES): Delete.
12076 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12079 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12081 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12083 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12084 rounding mode to be specified by the caller.
12085 (real_to_mpfr) Likewise.
12086 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12087 include new arguments.
12088 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12090 2007-04-24 Ian Lance Taylor <iant@google.com>
12092 PR tree-optimization/31605
12093 * tree-vrp.c (set_value_range): Check that min and max are not
12094 both overflow infinities.
12095 (set_value_range_to_value): New static function.
12096 (extract_range_from_binary_expr): Call set_value_range_to_value.
12097 (extract_range_from_cond_expr): Likewise.
12098 (extract_range_from_expr): Likewise.
12099 (extract_range_from_unary_expr): Likewise. Don't create a range
12100 which overflows on both sides.
12101 (vrp_meet): Check for a useless range.
12102 (vrp_visit_phi_node): If we see a constant which looks like an
12103 overflow infinity, turn off the TREE_OVERFLOW flag.
12105 2007-04-24 Ian Lance Taylor <iant@google.com>
12107 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12109 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12111 PR diagnostic/25923
12112 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12113 diagnostic message is being built.
12114 * tree-pretty-print.c (dump_generic_node): Only write the
12115 formatted text into BUFFER's stream if we are not building a
12116 diagnostic message.
12117 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12119 * Makefile.in (toplev.o): Depend on tree-pass.h.
12121 2007-04-24 Ian Lance Taylor <iant@google.com>
12123 PR tree-optimization/31602
12124 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12125 conditionals in the copied loop header.
12126 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12127 warnings if TREE_NO_WARNING is set.
12128 * doc/invoke.texi (Warning Options): Clarify that
12129 -Wstrict-overflow does not warn about loops.
12131 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12133 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12134 expand on the comment about _Decimal128 arguments and check the
12135 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12136 that _Decimal128 argument uses even/odd register pair.
12137 (function_arg): Ditto.
12139 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12141 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12142 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12144 2007-04-24 Richard Guenther <rguenther@suse.de>
12145 Olga Golovanevsky <olga@il.ibm.com>
12147 * fold-const.c (multiple_of_p): Check for bottom
12150 2007-04-24 Richard Henderson <rth@redhat.com>
12152 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12153 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12154 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12155 looking for non-zero bits shifted out. Avoid a recursive call
12156 when constructing the scalar.
12157 (__floatundisf): Likewise.
12159 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12161 * dwarf2out.c (field_byte_offset): Move the existing logic
12162 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12163 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12165 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12168 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12169 length argument of 0 for memset.
12170 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12171 unsigned shift instead of the signed variant.
12173 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12175 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12176 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12177 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12178 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12179 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12180 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12181 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12182 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12183 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12184 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12185 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12186 "mul<mode>3", "div<mode>3"): Insn definitions added.
12187 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12188 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12189 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12190 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12191 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12192 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12193 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12194 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12195 TARGET_FLOAT_FORMAT): Macro definitions removed.
12196 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12197 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12198 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12199 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12200 (s390_gen_rtx_const_DI): Function removed.
12201 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12203 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12205 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12206 over an external ffs function.
12208 2007-04-24 Chao-ying Fu <fu@mips.com>
12209 Richard Sandiford <richard@nildram.co.uk>
12211 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12212 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12213 (smadd_widen_optab, umadd_widen_optab): Define.
12214 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12216 * genopinit.c (optabs): Fill in smadd_widen_optab and
12218 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12219 and umadd_widen_optab to implement multiply-add sequences.
12220 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12221 (<u>maddsidi4): ...this. Extend condition to include
12222 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12223 of operand 0 to "ka" and use the three-operand form of madd<u>
12225 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12227 * config/mips/constraints.md (ka): New register constraint.
12229 2007-04-24 Jan Hubicka <j@suse.cz>
12233 2007-04-23 Jan Hubicka <jh@suse.cz>
12234 * function.c (init_function_start): Don't init line number info.
12235 (expand_function_end): Update.
12236 (reset_block_changes, record_block_change, finalize_block_changes,
12237 check_block_change, free_block_changes): Kill.
12238 * function.h (reset_block_changes, record_block_change,
12239 finalize_block_changes, check_block_change, free_block_changes):
12241 (struct function): Remove ib_boundaries_block.
12242 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12243 Use curr_insn_locator to initialize locator.
12244 (emit_line_note): Remove.
12245 * cfgexpand.c (expand_gimple_cond_expr): Update.
12246 (construct_exit_block): Likewise.
12247 (tree_expand_cfg): Initialize/finalize locators.
12248 * expr.c (expand_expr_real): Update.
12249 * cfglayout.c (line_locators_locs, line_locators_lines,
12250 file_locators_locs, file_locators_files): Remove.
12251 (set_block_levels): Move to cfgexpand.c.
12252 (insn_locators_initialize): Remove.
12253 (pass_insn_locators_initialize): Remove.
12254 (locations_locators_locs, locations_locators_vals): New static vars.
12255 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12257 (insn_locators_alloc, insn_locators_finalize,
12258 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12260 (locator_location): New.
12261 (locator_line, locator_file): Rewrite.
12262 * rtl.h (emit_line_note): Kill.
12263 (insn_locators_alloc, insn_locators_finalize,
12264 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12266 * tree-inline.c (initialize_cfun): Do not initialize
12267 ib_boundaries_block.
12268 * passes.c (pass_insn_locators_initialize): Remove.
12270 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12272 * doc/invoke.texi: Removed leading '-' from option index entries.
12274 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12276 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12278 (create_phi_node): Use set_phi_nodes.
12279 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12280 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12281 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12282 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12283 (bsi_start, bsi_last): Use bb_stmt_list.
12284 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12285 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12286 Traverse the statements using tsi iterator.
12287 * basic-block.h (struct basic_block_def): Fields stmt_list
12288 and phi_nodes moved to ...
12289 (struct tree_bb_info): ... new structure.
12290 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12291 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12292 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12293 (tree_verify_flow_info): Verify that il.tree is not set for
12294 entry and exit block.
12295 (tree_split_block): Use set_bb_stmt_list.
12297 2007-04-23 Mike Stump <mrs@apple.com>
12299 * config/i386/i386.c (ix86_tune_features
12300 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12303 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12305 * config/i386/i386.md (prefix_extra): New attribute.
12306 (length): Add prefix_extra.
12308 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12309 (sse2_movntv2di): Likewise.
12310 (sse2_cvtps2dq): Likewise.
12311 (sse2_cvtpd2pi): Likewise.
12312 (sse2_cvttpd2pi): Likewise.
12313 (*sse2_cvtpd2ps): Likewise.
12314 (*add<mode>3): Likewise.
12315 (sse2_ssadd<mode>3): Likewise.
12316 (sse2_usadd<mode>3): Likewise.
12317 (*sub<mode>3): Likewise.
12318 (sse2_sssub<mode>3): Likewise.
12319 (sse2_ussub<mode>3): Likewise.
12320 (*mulv8hi3): Likewise.
12321 (*smulv8hi3_highpart): Likewise.
12322 (*umulv8hi3_highpart): Likewise.
12323 (sse2_umulv2siv2di3): Likewise.
12324 (sse2_pmaddwd): Likewise.
12325 (ashr<mode>3): Likewise.
12326 (lshr<mode>3): Likewise.
12327 (ashl<mode>3): Likewise.
12328 (sse2_ashlti3): Likewise.
12329 (sse2_lshrti3): Likewise.
12330 (*umaxv16qi3): Likewise.
12331 (*smaxv8hi3): Likewise.
12332 (*uminv16qi3): Likewise.
12333 (*sminv8hi3): Likewise.
12334 (sse2_eq<mode>3): Likewise.
12335 (sse2_gt<mode>3): Likewise.
12336 (*and<mode>3): Likewise.
12337 (sse2_nand<mode>3): Likewise.
12338 (*ior<mode>3): Likewise.
12339 (*xor<mode>3): Likewise.
12340 (sse2_packsswb): Likewise.
12341 (sse2_packssdw): Likewise.
12342 (sse2_packuswb): Likewise.
12343 (sse2_punpckhbw): Likewise.
12344 (sse2_punpcklbw): Likewise.
12345 (sse2_punpckhwd): Likewise.
12346 (sse2_punpcklwd): Likewise.
12347 (sse2_punpckhdq): Likewise.
12348 (sse2_punpckldq): Likewise.
12349 (sse2_punpckhqdq): Likewise.
12350 (sse2_punpcklqdq): Likewise.
12351 (*sse2_pinsrw): Likewise.
12352 (*sse2_pextrw): Likewise.
12353 (sse2_pshufd_1): Likewise.
12354 (sse2_uavgv16qi3): Likewise.
12355 (sse2_uavgv8hi3): Likewise.
12356 (sse2_psadbw): Likewise.
12357 (sse2_pmovmskb): Likewise.
12358 (*sse2_maskmovdqu): Likewise.
12359 (*sse2_maskmovdqu_rex64): Likewise.
12360 (sse4a_extrqi): Likewise.
12361 (sse4a_extrq): Likewise.
12362 (sse3_lddqu): Set prefix_rep.
12363 (sse3_addsubv4sf3): Likewise.
12364 (sse3_haddv4sf3): Likewise.
12365 (sse3_hsubv4sf3): Likewise.
12366 (sse_cvtss2si): Likewise.
12367 (sse_cvtss2si_2): Likewise.
12368 (sse_cvtss2siq): Likewise.
12369 (sse_cvtss2siq_2): Likewise.
12370 (sse_cvttss2si): Likewise.
12371 (sse_cvttss2siq): Likewise.
12372 (sse2_cvttps2dq): Likewise.
12373 (sse3_movshdup): Likewise.
12374 (sse3_movsldup): Likewise.
12375 (sse2_cvtsd2si): Likewise.
12376 (sse2_cvtsd2si_2): Likewise.
12377 (sse2_cvtsd2siq): Likewise.
12378 (sse2_cvtsd2siq_2): Likewise.
12379 (sse2_cvttsd2si): Likewise.
12380 (sse2_cvttsd2siq): Likewise.
12381 (*sse2_cvtpd2dq): Likewise.
12382 (*sse2_cvttpd2dq): Likewise.
12383 (sse2_pshuflw_1): Likewise.
12384 (sse2_pshufhw_1): Likewise.
12385 (sse4a_insertqi): Likewise.
12386 (sse4a_insertq): Likewise.
12387 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12388 (ssse3_phadddv4si3): Likewise.
12389 (ssse3_phaddswv8hi3): Likewise.
12390 (ssse3_phsubwv8hi3): Likewise.
12391 (ssse3_phsubdv4si3): Likewise.
12392 (ssse3_phsubswv8hi3): Likewise.
12393 (ssse3_pmaddubswv8hi3): Likewise.
12394 (ssse3_pmulhrswv8hi3): Likewise.
12395 (ssse3_pshufbv16qi3): Likewise.
12396 (ssse3_psign<mode>3): Likewise.
12397 (ssse3_palignrti): Likewise.
12398 (abs<mode>2): Likewise.
12399 (ssse3_phaddwv4hi3): Set prefix_extra.
12400 (ssse3_phadddv2si3): Likewise.
12401 (ssse3_phaddswv4hi3): Likewise.
12402 (ssse3_phsubwv4hi3): Likewise.
12403 (ssse3_phsubdv2si3): Likewise.
12404 (ssse3_phsubswv4hi3): Likewise.
12405 (ssse3_pmaddubswv4hi3): Likewise.
12406 (ssse3_pmulhrswv4hi3): Likewise.
12407 (ssse3_pshufbv8qi3): Likewise.
12408 (ssse3_psign<mode>3): Likewise.
12409 (ssse3_palignrdi): Likewise.
12410 (abs<mode>2): Likewise.
12411 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12412 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12413 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12415 2007-04-23 Nick Clifton <nickc@redhat.com>
12417 * params.def: Fix formatting of emacs local variables.
12419 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12421 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12422 move if inter-unit move isn't allowed.
12423 Don't split moving the first element of V2DI to DI to inter-unit
12424 move if inter-unit move isn't allowed.
12426 2007-04-23 Richard Guenther <rguenther@suse.de>
12428 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12429 and CDI_POST_DOMINATORS separately.
12431 2007-04-23 Nick Clifton <nickc@redhat.com>
12433 * c.opt (Wformat-contains-nul): Add warning attribute.
12435 2007-04-23 Jan Hubicka <jh@suse.cz>
12437 * function.c (init_function_start): Don't init line number info.
12438 (expand_function_end): Update.
12439 (reset_block_changes, record_block_change, finalize_block_changes,
12440 check_block_change, free_block_changes): Kill.
12441 * function.h (reset_block_changes, record_block_change,
12442 finalize_block_changes, check_block_change, free_block_changes):
12444 (struct function): Remove ib_boundaries_block.
12445 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12446 Use curr_insn_locator to initialize locator.
12447 (emit_line_note): Remove.
12448 * cfgexpand.c (expand_gimple_cond_expr): Update.
12449 (construct_exit_block): Likewise.
12450 (tree_expand_cfg): Initialize/finalize locators.
12451 * expr.c (expand_expr_real): Update.
12452 * cfglayout.c (line_locators_locs, line_locators_lines,
12453 file_locators_locs, file_locators_files): Remove.
12454 (set_block_levels): Move to cfgexpand.c.
12455 (insn_locators_initialize): Remove.
12456 (pass_insn_locators_initialize): Remove.
12457 (locations_locators_locs, locations_locators_vals): New static vars.
12458 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12460 (insn_locators_alloc, insn_locators_finalize,
12461 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12463 (locator_location): New.
12464 (locator_line, locator_file): Rewrite.
12465 * rtl.h (emit_line_note): Kill.
12466 (insn_locators_alloc, insn_locators_finalize,
12467 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12469 * tree-inline.c (initialize_cfun): Do not initialize
12470 ib_boundaries_block.
12471 * passes.c (pass_insn_locators_initialize): Remove.
12473 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12475 PR middle-end/31448
12476 * expr.c (reduce_to_bit_field_precision): Handle
12479 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12481 PR tree-optimization/24659
12482 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12483 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12484 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12485 * genopinit.c (optabs): Rename vec_pack_mod_optab
12486 to vec_pack_trunc_optab.
12487 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12488 early for scalar floating point operands for NOP_EXPR.
12489 (vectorizable_type_promotion): Ditto.
12490 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12491 vec_pack_trunc_optab.
12492 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12494 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12495 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12496 Rename from VEC_PACK_MOD_EXPR.
12497 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12498 * expr.c (expand_expr_real_1): Ditto.
12499 * tree-inline.c (estimate_num_insns_1): Ditto.
12500 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12502 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12503 (vec_unpacks_lo_v4sf): Ditto.
12504 (vec_pack_trunc_v2df): Ditto.
12505 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12506 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12507 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12509 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12511 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12513 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12514 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12515 packing of floating point operands.
12516 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12517 represent unpacking of floating point operands.
12518 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12519 [vec_unpacks_hi]: Ditto.
12520 [vec_unpacks_lo]: Ditto.
12522 2007-04-22 Jan Hubicka <jh@suse.cz>
12524 * final.c (rest_of_handle_final): Call
12525 targetm.asm_out.constructor/targetm.asm_out.destructor
12526 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12527 proper priority via decl_*_priority_insert.
12528 * c-common.c (c_expand_body): Likewise.
12530 2007-04-22 Richard Guenther <rguenther@suse.de>
12532 PR tree-optimization/29789
12533 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12534 (rewrite_reciprocal): New helper split out from
12535 determine_invariantness_stmt.
12536 (rewrite_bittest): Likewise.
12537 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12538 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12541 2007-04-22 Revital Eres <eres@il.ibm.com>
12543 * loop-unroll.c (var_to_expand): New field to support also
12544 insns of the form x = something + x.
12545 (analyze_insn_to_expand_var): Use it.
12546 (expand_var_during_unrolling): Likewise.
12548 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12550 * predict.c: Include pointer-set.h.
12551 (bb_predictions): New variable.
12552 (tree_predicted_by_p, tree_predict_edge,
12553 remove_predictions_associated_with_edge): Use bb_predictions map
12554 instead of bb->predictions.
12555 (clear_bb_predictions, assert_is_empty): New functions.
12556 (combine_predictions_for_bb): Use bb_predictions map. Call
12557 clear_bb_predictions.
12558 (tree_estimate_probability): Create and free bb_predictions map.
12559 * Makefile.in (predict.o): Add pointer-set.h dependency.
12560 * basic-block.h (struct basic_block_def): Remove predictions
12562 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12564 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12567 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12570 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12572 * timevar.c (timevar_print): Change reference of --disable-checking to
12573 --enable-checking=release. Also warn if assert checking is disabled.
12575 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12578 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12579 decl as addressable if the compound literal was marked as
12581 Mark the decl as a gimple register if it is a complex or
12582 vector decl and does not live in memory.
12584 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12586 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12587 (GENERIC_NEXT): New function macro.
12588 (PHI_CHAIN): Use phi_node's new chain variable.
12589 (tree_phi_node): Change tree_common to tree_base
12590 and add the chain field.
12591 * tree-phinodes.c (make_phi_node): Don't set
12592 TREE_TYPE on the new node.
12593 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12594 instead of checking GIMPLE_TUPLE_P in chain_next.
12595 * tree-vect-transform.c
12596 (get_initial_def_for_induction): Look at
12597 PHI_RESULT_TREE for the type of the phi node.
12598 (update_vuses_to_preheader): Use PHI_CHAIN
12599 instead of TREE_CHAIN on the phi node.
12600 * tree-ssa-structalias.c (compute_points_to_sets):
12602 (ipa_pta_execute): Likewise.
12604 2007-04-21 Richard Guenther <rguenther@suse.de>
12606 PR middle-end/31136
12607 * fold-const.c (fold_unary): Call fold_convert_const on the
12610 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12612 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12613 (store_killed_in_pat): New.
12615 2007-04-20 Richard Henderson <rth@redhat.com>
12618 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12619 TREE_LIST with a void_type_node value, not void_list_node exactly.
12621 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12623 * doc/standards.texi: Re-arrange into language-specific
12624 subsections. Add a C++ section, documenting which standards we
12627 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12629 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12630 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12632 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12634 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12635 ecrti.o and crtbegin.o.
12636 (LIB_DEFAULT_SPEC): Include -lc.
12637 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12639 2007-04-20 Richard Henderson <rth@redhat.com>
12642 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12643 argument; update all callers.
12644 (get_unaligned_offset): New.
12645 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12646 get_unaligned_address, just pass on the address directly.
12647 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12648 the subreg in the helper patterns.
12649 (unaligned_extendqidi_le): Use get_unaligned_offset.
12650 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12651 (unaligned_extendhidi_be): Likewise.
12652 (unaligned_extendhidi): Tidy.
12653 * config/alpha/alpha-protos.h: Update.
12655 2007-04-20 Richard Henderson <rth@redhat.com>
12657 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12658 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12659 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12660 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12661 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12662 (CPP_SPEC): Don't include %(cpp_subtarget).
12663 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12664 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12665 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12667 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12669 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12670 for __builtin_ia32_cmpordss.
12672 PR tree-optimization/31632
12673 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12674 and arg1 for optimizations of comparison against min/max values.
12675 Fold arg0 to arg1's type for optimizations of comparison against
12676 min+1 and max-1 values.
12678 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12680 * reload.c (combine_reloads): When trying to use a dying register,
12681 check whether it's uninitialized and don't use if so.
12683 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12685 * fold-const.c: Remove prototypes for native_encode_expr and
12686 native_interpret_expr.
12687 (native_encode_expr): Make non-static.
12688 (native_interpret_expr): Likewise.
12689 * tree.h: Add prototypes for the above.
12691 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12693 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12694 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12695 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12696 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12697 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12698 Add length attributes.
12700 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12702 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12705 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12706 __STDC_WANT_DEC_FP__.
12708 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12710 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12711 for long double compatibility.
12712 * configure: Regenerate.
12714 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12716 PR rtl-optimization/29841
12717 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12719 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12720 that may cause control flow transfer from being moved.
12722 2007-04-18 Jan Hubicka <jh@suse.cz>
12724 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12727 2007-04-18 Eric Christopher <echristo@apple.com>
12729 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12730 only. Update operands.
12731 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12732 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12733 link register to pic register.
12735 2007-04-18 Dirk Mueller <dmueller@suse.de>
12737 PR diagnostic/31227
12738 * tree-vrp.c (search_for_addr_array): New.
12739 (check_array_bounds): Suppress warning about
12740 address taken of array refs if its not de-referenced.
12742 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12744 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12745 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12747 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12748 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12749 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12751 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12753 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12755 (vect_analyze_scalar_cycles): Fix indentation.
12756 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12757 (vect_mark_relevant): Include phis in relevance analysis.
12759 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12761 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12763 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12764 output_operand_lossage().
12766 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12768 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12769 the unused code for reduction without adjust-in-epilog to simplify the
12772 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12774 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12775 (S390_TDC_NEGATIVE_ZERO): New constant.
12776 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12777 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12778 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12779 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12780 (S390_TDC_POSITIVE_INFINITY): New constant.
12781 (S390_TDC_NEGATIVE_INFINITY): New constant.
12782 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12783 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12784 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12785 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12786 (S390_TDC_INFINITY): New constant.
12787 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12788 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12789 optimization for UNSPEC_CCZ_TO_INT.
12790 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12791 ("*ccz_to_int"): New insn.
12792 ("isinf<mode>2"): New insn.
12793 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12794 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12795 (UNSPEC_CCZ_TO_INT): New constant.
12797 2007-04-18 Richard Guenther <rguenther@suse.de>
12799 PR tree-optimization/19431
12800 PR tree-optimization/21463
12801 * tree-pass.h (pass_phiprop): Declare.
12802 * passes.c (init_optimization_passes): New phiprop pass.
12803 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12804 (phivn_valid_p): New helper function.
12805 (phiprop_insert_phi): Likewise.
12806 (propagate_with_phi): Likewise.
12807 (tree_ssa_phiprop): New propagator propagating loads
12808 through phi nodes if profitable.
12810 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12812 * tree-vect-analyze.c (process_use): New function.
12813 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12814 Check phis in all bbs.
12815 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12818 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12820 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12823 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12826 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12829 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12831 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12833 (sse_vmmulv4sf3): Likewise.
12834 (sse2_vmaddv2df3): Likewise.
12835 (sse2_vmmulv2df3): Likewise.
12837 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12839 PR rtl-optimization/31360
12840 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12841 (target_reg_cost): New.
12842 (init_set_costs): Initialize target_reg_cost. Add comments
12843 regarding the rationale of the costs.
12844 (global_cost_for_size): Renamed to...
12845 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12846 of register pressure.
12847 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12848 estimate_reg_pressure_cost. Add number of ivs.
12849 (determine_set_costs): Dump target_reg_cost.
12850 * loop-invariant.c (gain_for_invariant): Use
12851 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12852 (best_gain_for_invariant, find_invariants_to_move): Remove
12854 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12855 (target_reg_cost): Declare.
12856 (global_cost_for_size): Declaration removed.
12857 (estimate_reg_pressure_cost): Declare.
12859 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12861 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12862 regnos into even/odd register pairs.
12863 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12864 TDmode similar to the other floating point modes.
12865 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12866 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12868 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12869 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12870 (movdd_hardfloat64): Use TARGET_MFPGPR.
12872 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12874 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12877 2005-01-05 Richard Henderson <rth@redhat.com>
12879 * reload1.c (do_input_reload): Restrict the optimization deleteing
12880 a previous output reload to RELOAD_FOR_INPUT.
12882 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12884 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12885 induc_vec_info_type.
12886 (vectorizable_induction): New function declaration.
12887 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12888 check if already vectorized. Find first place in BB where new stmts
12889 can be inserted. Takes only one argument.
12890 (vectorizable_induction): New function.
12891 (vect_transform_stmt): Add case for induc_vec_info_type to call
12892 vectorizable_induction.
12893 (vect_transform_loop): Consider phis for vectorization.
12894 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12896 (analyze_operations): Call vectorizable_induction when analyzing phis.
12898 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12899 (vect_mark_relevant): Include phis in relevance analysis.
12900 (vect_mark_stmts_to_be_vectorize): Likewise.
12901 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12903 2007-04-16 Lawrence Crowl <crowl@google.com>
12905 * doc/invoke.texi (Debugging Options): Add documentation for the
12906 -femit-struct-debug options -femit-struct-debug-baseonly,
12907 -femit-struct-debug-reduced, and
12908 -femit-struct-debug-detailed[=...].
12910 * c-opts.c (c_common_handle_option): Add
12911 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12912 and OPT_femit_struct_debug_detailed_.
12913 * c.opt: Add specifications for
12914 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12915 and -femit-struct-debug-detailed[=...].
12916 * opts.c (set_struct_debug_option): Parse the
12917 -femit-struct-debug-... options.
12918 * opts.c (matches_main_base, main_input_basename,
12919 main_input_baselength, base_of_path, matches_main_base): Add
12920 variables and functions to compare header base name to compilation
12922 * opts.c (should_emit_struct_debug): Add to determine to emit a
12923 structure based on the option.
12924 (dump_struct_debug) Also disabled function to debug this
12926 * opts.c (handle_options): Save the base name of the
12929 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12930 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12931 This hook indicates if a type is generic. Set it by default
12932 to "never generic".
12933 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12934 to determine if a struct type is generic or not.
12935 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12936 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12937 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12938 with live C++ hook.
12940 * flags.h (enum debug_info_usage): Add an enumeration to describe
12941 a program's use of a structure type.
12942 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12943 to indicate the program's usage of the type. Filter structs based
12944 on the -femit-struct-debug-... specification.
12945 (gen_type_die): Split into two routines, gen_type_die and
12946 gen_type_die_with_usage. gen_type_die is now a wrapper
12947 that assumes direct usage.
12948 (gen_type_die_with_usage): Replace calls to gen_type_die
12949 with gen_type_die_with_usage adding the program usage of
12950 the referenced type.
12951 (dwarf2out_imported_module_or_decl): Suppress struct debug
12952 information using should_emit_struct_debug when appropriate.
12954 2007-04-16 Ian Lance Taylor <iant@google.com>
12956 PR tree-optimization/31522
12957 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12958 (vrp_initialize): Allocate vr_phi_edge_counts.
12959 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12960 executable edge. Drop test for all constants.
12961 (vrp_finalize): Free vrp_phi_edge_counts.
12963 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12964 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12966 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12967 predecessors at head rather than tail.
12969 2007-04-16 Matthias Klose <doko@debian.org>
12971 * config/alpha/linux.h (CPP_SPEC): Define.
12972 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12974 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12976 * function.h: Remove sequence_stack extern declaration.
12978 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12980 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12982 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12985 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12987 * config/avr/avr.c (avr_arch_types): Rearranging array.
12988 (enum avr_arch): Add.
12989 (avr_mcu_types): Use avr_arch enumeration constants instead of
12991 * config/avr/avr.h (LINK_SPEC): Simplify.
12993 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12995 * config/m68k/m68k.c (m68k_libcall_value,
12996 m68k_function_value): Use macros for register names more.
12998 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13000 (M68K_REGNAME): Use A6_REG.
13001 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13003 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13005 PR middle-end/28071
13006 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13007 'pending_read_list_length' and 'pending_write_list_length'. Update
13009 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13010 to handle two length counters instead of one. Update all uses.
13011 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13012 two length counters instead of one.
13013 * sched-rgn.c (propagate_deps): Update to handle two length counters
13016 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13019 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13020 copy of source, pass it to ix86_expand_vector_set and return
13023 2007-04-16 David Ung <davidu@mips.com>
13024 Joseph Myers <joseph@codesourcery.com>
13026 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13027 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13028 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13029 Add 74K processor information.
13030 * config/mips/mips.md: Include 74k.md.
13031 (cpu): Add 74kc,74kf,74kx.
13032 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13033 * config/mips/74k.md: New.
13034 * doc/invoke.texi (MIPS Options): Document 74K support.
13036 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13038 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13039 vectorizable_* functions.
13040 * tree-vect-transform.c (vectorizable_call): Add check for
13041 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13042 (vectorizable_store): likewise.
13043 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13045 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13046 (vectorizable_type_promotion, vectorizable_load): Likewise.
13047 (vectorizable_live_operation, vectorizable_condition): Likewise.
13048 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13050 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13052 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13054 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13055 register numbers more.
13056 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13057 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13058 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13059 FUNCTION_VALUE_REGNO_P): Likewise.
13060 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13061 STATIC_CHAIN_REGNUM): Likewise.
13062 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13063 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13064 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13065 * config/m68k/m68k.md (FP_REG): New.
13067 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13069 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13072 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13074 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13075 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13078 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13080 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13083 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13086 * c-decl.c (finish_decl): Grab the type of the decl after the call
13087 to store_init_value.
13089 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13091 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13093 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13096 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13097 dominators, post dominators and cleanup cfg before returning.
13099 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13101 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13102 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13104 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13106 * config.gcc: Recognize fido.
13107 * config/m68k/m68k-devices.def (fidoa): New.
13108 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13110 (FL_FIDOA, TARGET_FIDOA): New.
13111 * config/m68k/m68k.opt (mfidoa): New.
13113 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13115 PR middle-end/31322
13116 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13117 when a personality function is used.
13119 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13121 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13123 2007-04-13 Mike Stump <mrs@apple.com>
13125 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13127 * config/darwin.opt (fapple-kext): Make C++ only.
13128 * config/darwin.c (darwin_override_options): Remove code to ensure
13129 -fapple-kext is given for C++ only.
13131 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13133 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13134 * config/mips/mips.c (override_options): Call
13135 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13137 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13139 * config/i386/i386.opt (msvr3-shlib): Removed.
13141 * doc/invoke.texi: Remove -msvr3-shlib.
13143 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13145 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13146 with "popcnt" instruction.
13148 2007-04-13 Richard Guenther <rguenther@suse.de>
13150 PR tree-optimization/21258
13151 * tree-vrp.c (compare_case_labels): New helper.
13152 (find_switch_asserts): New function.
13153 (find_assert_locations): Call it for SWITCH_EXPRs.
13155 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13157 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13158 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13159 check is now implied in X87_FLOAT_MODE_P.
13160 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13161 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13162 (fix_trunc<mode>_i386_fisttp): Ditto.
13163 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13164 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13165 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13166 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13167 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13168 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13169 (unnamed_splitters): Ditto.
13170 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13171 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13172 FIRST_SSE_REG for local functions when SSE math is enabled or
13173 for functions with sseregparm attribute.
13174 (standard_80387_constant_p): Return -1 if mode is not
13176 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13177 (ix86_expand_compare): Ditto.
13178 (ix86_expand_carry_flag_compare): Ditto.
13179 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13180 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13181 DECIMAL_FLOAT_MODE_P.
13182 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13183 of SCALAR_FLOAT_MODE_P.
13184 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13185 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13186 checks before FLOAT_MODE_P.
13187 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13188 before FLOAT_MODE_P.
13193 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13195 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13196 Charles Wilson <libtool@cwilson.fastmail.fm>
13198 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13199 (libgcc.mvars): Don't depend on them.
13200 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13201 * exec-tool.in: New.
13203 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13205 * doc/invoke.text (--help): Document --help=common.
13207 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13209 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13213 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13214 * genemit.c (main): Emit #include "integrate.h".
13215 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13216 (LOADGP_RTP): New mips_loadgp_style.
13217 * config/mips/mips.h: Include config/vxworks-dummy.h.
13218 (TARGET_RTP_PIC): New macro.
13219 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13220 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13221 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13222 for TARGET_RTP_PIC.
13223 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13224 -mvxworks-pic when using -mrtp and a PIC option.
13225 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13227 (mips_symbolic_constant_p, mips_symbolic_address_p)
13228 (mips_symbol_insns): Handle SYMBOL_HALF.
13229 (override_options): Warn about -G and -mrtp being used together.
13230 Initialize mips_lo_relocs[SYMBOL_HALF].
13231 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13232 (mips_emit_loadgp): Handle LOADGP_RTP.
13233 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13234 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13235 (tablejump): Handle function-relative case table entries if
13237 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13239 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13241 * config/mips/mips.md (load_call<mode>): Allow any general register.
13243 (sibcall_value_internal, sibcall_value_multiple_internal)
13244 (call_value_internal, call_value_split, call_value_multiple_internal)
13245 (call_value_multiple_split): Remove constraints from operand 0.
13247 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13249 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13250 rather than loadgp_noshared.
13251 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13252 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13254 * config/mips/mips.md (loadgp): Rename to...
13255 (loadgp_newabi): ...this.
13256 (loadgp_noshared): Rename to...
13257 (loadgp_absolute): ...this.
13259 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13261 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13262 false for locally-binding symbols.
13263 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13265 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13267 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13268 (SYMBOL_GOT_PAGE_OFST): ...this.
13269 (SYMBOL_GOT_GLOBAL): Rename to...
13270 (SYMBOL_GOT_DISP): ...this.
13271 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13272 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13273 * config/mips/mips.c (mips_global_symbol_p): New function.
13274 (mips_symbol_binds_local_p): Likewise.
13275 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13276 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13277 mips_global_symbol_p and mips_symbol_binds_local_p.
13278 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13279 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13280 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13281 SYMBOL_GOTOFF_DISP.
13282 (mips_ok_for_lazy_binding_p): New function.
13283 (mips_load_call_address, mips_expand_call): Use it.
13284 (mips_dangerous_for_la25_p): Likewise.
13285 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13286 (*got_disp<mode>): Use got_disp_operand instead of
13287 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13288 SYMBOL_GOTOFF_GLOBAL.
13289 (*got_page<mode>): Use got_page_ofst_operand instead of
13291 * config/mips/predicates.md (const_call_insn_operand): Use
13292 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13293 (global_got_operand): Rename to...
13294 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13296 (local_got_operand): Rename to...
13297 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13298 of SYMBOL_GOT_LOCAL.
13300 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13302 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13303 TARGET_CALL_CLOBBERED_GP.
13304 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13305 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13306 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13307 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13308 of TARGET_ABICALLS && !TARGET_NEWABI.
13309 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13310 * config/mips/mips.c (mips_load_call_address): Check
13311 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13312 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13313 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13314 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13315 TARGET_ABICALLS && TARGET_NEWABI.
13316 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13318 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13319 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13320 TARGET_ABICALLS && TARGET_NEWABI.
13321 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13322 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13323 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13324 whether indirect calls must use $25.
13325 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13327 * config/mips/mips.md (jal_macro): Check flag_pic and
13328 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13329 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13330 instead of TARGET_ABICALLS.
13331 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13332 TARGET_ABICALLS && TARGET_OLDABI.
13333 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13334 (sibcall): In the comment above the define_insn, mention
13335 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13336 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13337 instead of TARGET_ABICALLS.
13339 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13341 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13342 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13343 (MACFLAGS_MATCH_P): New macro.
13344 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13345 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13346 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13347 the other MACFLAG constants.
13348 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13349 (flag_machi): Tighten constraints. Renumber some of the operands.
13350 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13352 (flag_machi_parts_acconly): New pattern.
13353 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13355 (flag_macinit1hi): Tighten constraints.
13356 (flag_mul_macv2hi_parts_acconly): New pattern.
13358 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13359 Use a more efficient implementation.
13360 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13361 inline sequences when not optimizing for size.
13363 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13364 movhi_high2low): Delete, merge functionality into...
13365 (packv2hi): ... this pattern.
13367 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13368 * config/bfin/bfin.opt (msim): New option.
13369 (mcpu=): New option.
13370 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13371 (bfin_cpu_t): Typedef of enum bfin_cpu.
13372 (bfin_cpu_type): New declaration.
13373 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13374 -msim and -mcpu= options.
13375 (LIB_SPEC): Likewise.
13376 * config/bfin/bfin.c (bfin_cpu_type): Define.
13377 (bfin_handle_option): Handle -mcpu= option.
13378 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13379 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13380 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13382 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13384 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13385 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13386 (powerpc-wrs-vxworksae): Use ${tm_file}.
13387 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13388 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13389 * config/i386/vx-common.h: New file.
13391 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13393 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13396 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13398 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13401 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13405 * c-common.c (c_build_qualified_type): Set canonical type
13408 2007-04-12 Richard Guenther <rguenther@suse.de>
13410 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13411 lower bound and element size if lower bound is not zero
13412 or either of the ARRAY_REF operands is set.
13414 2007-04-12 Richard Guenther <rguenther@suse.de>
13416 PR tree-optimization/24689
13417 PR tree-optimization/31307
13418 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13420 * gimplify.c (canonicalize_addr_expr): To be consistent with
13421 gimplify_compound_lval only set operands two and three of
13422 ARRAY_REFs if they are not gimple_min_invariant. This makes
13423 it never at this place.
13424 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13426 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13428 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13429 null before emitting a .nsubspa directive.
13431 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13433 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13434 need_to_partition_p if there are no memory statements in the
13437 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13439 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13440 (gcd_of_steps_may_divide_p): New function.
13441 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13443 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13445 * reload.c (find_reloads_toplev, find_reloads_address,
13446 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13447 not a pointer equality test, to decide if we need to call
13448 push_reg_equiv_alt_mem.
13450 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13452 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13453 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13455 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13457 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13459 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13460 vector to be positive.
13462 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13466 * doc/invoke.texi: Document --params max-aliased-vops and
13468 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13469 debug_memory_partitions): Move to tree-flow.h
13470 * params.h (AVG_ALIASED_VOPS): Define.
13471 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13473 (mp_info_t): Likewise.
13474 (get_mem_sym_stats_for): New.
13475 (set_memory_partition): Move from tree-flow-inline.h.
13476 (mark_non_addressable): Only clear the set of symbols for the
13477 partition if it exists.
13478 (dump_memory_partitions): Move from tree-ssa-operands.c
13479 (debug_memory_partitions): Likewise.
13480 (need_to_partition_p): New.
13481 (dump_mem_ref_stats): New.
13482 (debug_mem_ref_stats): New.
13483 (dump_mem_sym_stats): New.
13484 (debug_mem_sym_stats): New.
13485 (update_mem_sym_stats_from_stmt): New.
13486 (compare_mp_info_entries): New.
13487 (mp_info_cmp): Call it.
13488 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13490 (get_mpt_for): Move from tree-ssa-operands.c.
13491 (find_partition_for): New.
13492 (create_partition_for): Remove.
13493 (estimate_vop_reduction): New.
13494 (update_reference_counts): New.
13495 (build_mp_info): New.
13496 (compute_memory_partitions): Refactor.
13497 Document new heuristic.
13498 Call build_mp_info, update_reference_counts,
13499 find_partition_for and estimate_vop_reduction.
13500 (compute_may_aliases): Populate virtual operands before
13501 calling debugging dumps.
13502 (delete_mem_sym_stats): New.
13503 (delete_mem_ref_stats): New.
13504 (init_mem_ref_stats): New.
13505 (init_alias_info): Call it.
13506 (maybe_create_global_var): Remove alias_info argument.
13507 Get number of call sites and number of pure/const call sites
13508 from gimple_mem_ref_stats().
13509 (dump_alias_info): Call dump_memory_partitions first.
13510 (dump_points_to_info_for): Show how many times a pointer has
13512 * opts.c (decode_options): For -O2 set --param
13513 max-aliased-vops to 500.
13514 For -O3 set --param max-aliased-vops to 1000 and --param
13515 avg-aliased-vops to 3.
13516 * fortran/options.c (gfc_init_options): Remove assignment to
13518 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13519 * tree-dfa.c (dump_variable): Dump memory reference
13521 Dump NO_ALIAS* settings.
13522 (referenced_var_lookup): Tidy.
13523 (mem_sym_stats): New.
13524 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13525 and ORIG are different SSA names for a memory partition.
13526 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13527 * tree-flow.h (struct mem_sym_stats_d): Define.
13528 (mem_sym_stats_t): Define.
13529 (struct mem_ref_stats_d): Define.
13530 (struct gimple_df): Add field mem_ref_stats.
13531 (enum noalias_state): Define.
13532 (struct var_ann_d): Add bitfield noalias_state.
13533 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13534 debug_mem_ref_stats, debug_memory_partitions,
13535 debug_mem_sym_stats): Declare.
13536 * tree-ssa-structalias.c (update_alias_info): Update call
13537 sites, pure/const call sites and asm sites in structure
13538 returned by gimple_mem_ref_stats.
13539 Remove local variable IS_POTENTIAL_DEREF.
13540 Increase NUM_DEREFS if the memory expression is a potential
13542 Call update_mem_sym_stats_from_stmt.
13543 If the memory references memory, call
13544 update_mem_sym_stats_from_stmt for all the direct memory
13545 symbol references found.
13546 (intra_create_variable_infos): Set noalias_state field for
13547 pointer arguments according to the value of
13548 flag_argument_noalias.
13549 * tree-ssa-structalias.h (struct alias_info): Remove fields
13550 num_calls_found and num_pure_const_calls_found.
13551 (update_mem_sym_stats_from_stmt): Declare.
13552 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13553 Set default value to 100.
13554 (PARAM_AVG_ALIASED_VOPS): Define.
13556 2007-04-11 Richard Guenther <rguenther@suse.de>
13558 PR middle-end/31530
13559 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13560 a * -b + c as c - a * b if we honor sign dependent rounding.
13562 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13564 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13565 bfin_expand_strmov.
13566 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13567 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13569 (initialize_trampoline): Don't use old-style function definition.
13570 (bfin_secondary_reload): Mark IN_P argument as unused.
13572 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13574 PR tree-optimization/31343
13575 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13576 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13577 * testsuite/gcc.dg/vect/pr31343.c: New.
13579 2007-04-10 Eric Christopher <echristo@apple.com>
13581 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13582 * config/i386/i386.md (*cmpfp0): Use.
13583 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13584 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13585 (fix_trunc<mode>_i386_fisttp): Ditto.
13586 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13587 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13588 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13589 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13590 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13591 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13592 (unnamed_splitters): Ditto.
13593 * config/i386/i386.c (output_fix_trunc): Assert that
13594 we're not being passed a TFmode operand.
13596 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13598 PR tree-optimization/31526
13599 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13600 n_basic_blocks to find newly added blocks.
13602 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13604 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13606 (fix_trunc<mode>si_sse): Ditto.
13607 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13608 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13609 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13610 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13611 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13612 expander using SSEMODEF mode macro.
13613 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13614 expander using SSEMODEF mode macro.
13615 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13616 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13617 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13618 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13619 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13620 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13621 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13622 Macroize insn using X87MODEF mode macro.
13624 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13626 * config/i386/sse.md (sse2_pinsrw): Removed.
13627 (sse2_pextrw): Renamed to ...
13628 (*sse2_pextrw): This.
13630 2007-04-09 Jan Hubicka <jh@suse.cz>
13633 * config/i386/sse.md
13634 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13635 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13636 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13637 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13639 2007-04-09 Jan Hubicka <jh@suse.cz>
13641 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13642 multiple fields of union.
13644 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13646 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13647 (create_preheaders): Check that loops are available.
13648 (fix_loop_structure): Clean up, improve comments.
13649 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13650 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13652 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13653 * predict.c (tree_estimate_probability): Do not call
13654 calculate_dominance_info. Call create_preheaders.
13655 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13656 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13658 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13659 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13660 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13661 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13664 2007-04-08 Jan Hubicka <jh@suse.cz>
13666 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13667 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13668 * fold-const.c (fold_unary): Use it.
13670 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13672 * varasm.c (assemble_variable): Remove call to
13673 lang_hooks.decls.prepare_assemble_variable.
13674 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13675 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13676 * langhooks.h (lang_hooks_for_decls): Remove
13677 prepare_assemble_variable.
13679 2007-04-08 Mike Stump <mrs@apple.com>
13681 * config/i386/i386.c: Use inc/dec on Core2.
13683 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13685 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13686 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13687 lhd_tree_inlining_end_inlining): Remove.
13688 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13689 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13690 end_inlining hooks.
13691 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13692 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13693 lhd_tree_inlining_end_inlining): Remove prototypes.
13694 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13695 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13696 LANG_HOOKS_TREE_INLINING_START_INLINING,
13697 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13699 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13702 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13705 * config/avr/predicates.md (io_address_operand): Delete predicate.
13706 (low_io_address_operand): Don't use 'mode' argument.
13707 (higth_io_address_operand): Rename ...
13708 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13709 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13712 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13714 Revert change removing staticp.
13716 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13719 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13722 2007-04-07 Bruce Korb <bkorb@gnu.org>
13724 * c.opt: Add -Wformat-contains-nul.
13725 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13727 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13728 the NUL byte warning.
13730 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13732 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13734 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13736 * tree.c (staticp): No longer use staticp langhook.
13737 * langhooks.c (lhd_staticp): Removed.
13738 * langhooks.h (struct lang_hooks): Remove staticp.
13739 * c-common.c (c_staticp): Remove.
13740 * c-common.h (c_staticp): Ditto.
13741 * langhooks-defs.h (lhd_staticp): Ditto.
13742 (LHD_HOOKS_STATICP): Ditto
13743 * tree.h (gcc_assert_lowered): New macro.
13745 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13747 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13748 argument "reliable".
13749 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13750 Add argument "reliable". Propagate it through calls.
13751 (infer_loop_bounds_from_undefined): Derive number of iterations
13752 estimates from references in blocks that do not dominate loop latch.
13753 (gcov_type_to_double_int): New function.
13754 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13755 and expected_loop_iterations_unbounded.
13756 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13757 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13758 * tree-data-ref.c (estimated_loop_iterations): Export.
13759 (get_references_in_stmt): Fix -- do not return addresses of local
13761 * cfgloop.h (expected_loop_iterations_unbounded,
13762 estimated_loop_iterations): Declare.
13764 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13766 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13768 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13770 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13771 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13772 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13773 Use output_387_reg_move().
13774 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13775 expander using X87MODEF12 mode macro.
13776 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13777 choosing register preferences. Use output_387_reg_move().
13778 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13779 instead of "x". Use output_387_reg_move().
13780 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13781 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13782 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13783 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13784 Use output_387_reg_move().
13785 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13787 (*truncxf?f_i387 splitter): Ditto.
13789 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13791 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13792 LANG_HOOKS_SAFE_FROM_P.
13793 * expr.c (safe_from_p): Remove langhook call.
13794 * langhooks.h (lang_hooks): Remove safe_from_p.
13795 (lhd_safe_from_p): Remove prototype.
13796 * langhooks.c (lhd_safe_from_p): Remove.
13798 2007-04-06 Jan Hubicka <jh@suse.cz>
13800 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13803 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13805 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13806 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13807 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13808 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13810 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13811 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13813 2007-04-05 Richard Henderson <rth@redhat.com>
13815 * config/alpha/alpha.c (print_operand) [+]: Remove.
13816 (alpha_end_function): Print nop if call at end of function.
13817 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13818 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13819 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13820 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13821 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13822 the call pattern. Update peepholes to match.
13824 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13826 * doc/extend.texi (Other Builtins): Add decimal float variants
13828 * builtins.def: Ditto.
13829 * builtins.c (expand_builtin): Ditto.
13831 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13832 H.J. Lu <hongjiu.lu@intel.com>
13835 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13836 of V8HImode when calling ix86_binary_operator_ok.
13837 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13838 (sdot_prodv8hi): Operands 1 and 2 must be register.
13840 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13842 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13843 initialize align to silence bogus warning.
13845 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13847 PR middle-end/22156
13848 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13850 (struct sra_walk_fns): Remove use_all parameter from use.
13851 (sra_hash_tree): Handle BIT_FIELD_REFs.
13852 (sra_elt_hash): Don't hash bitfld blocks.
13853 (sra_elt_eq): Skip them in parent compares as well. Handle
13855 (sra_walk_expr): Don't maintain or pass down use_all_p.
13856 (scan_use): Remove use_all parameter.
13857 (scalarize_use): Likewise. Re-expand assignment to
13858 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13859 output, and re-scalarize after output. Don't mark anything
13861 (scalarize_ldst): Adjust.
13862 (scalarize_walk_gimple_modify_statement): Likewise.
13863 (build_element_name_1): Handle BIT_FIELD_REFs.
13864 (instantiate_element): Don't warn for any element whose parent
13865 is used as a whole.
13866 (instantiate_missing_elements_1): Return the sra_elt.
13867 (canon_type_for_field): New.
13868 (try_instantiate_multiple_fields): New.
13869 (instantiate_missing_elemnts): Use them.
13870 (mark_no_warning): Removed.
13871 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13872 (REPLDUP, sra_build_elt_assignment): New.
13873 (generate_copy_inout): Use them.
13874 (generate_element_copy): Likewise. Handle bitfld differences.
13875 (generate_element_zero): Don't recurse for blocks. Use
13876 sra_build_elt_assignment.
13877 (generate_one_element_int): Take elt instead of var. Use
13878 sra_build_elt_assignment.
13879 (generate_element_init_1): Adjust.
13880 (scalarize_use, scalarize_copy): Use REPLDUP.
13881 (scalarize_ldst): Move assert before dereference.
13882 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13884 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13886 * regmove.c: Fix unused variable warnings due to previous commit.
13888 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13890 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13891 (regmove_bb_head): Remove.
13892 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13893 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13894 problems with fixup_match_1.
13895 Don't initialize/free regmove_bb_head.
13897 (reg_is_remote_constant_p): If an insn is in the same basic block
13898 but not before INSN, consider it remote, too.
13900 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13903 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13904 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13906 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13908 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13909 (CONDITIONAL_REGISTER_USAGE): Likewise.
13911 2007-04-04 Richard Henderson <rth@redhat.com>
13913 * config/alpha/lib1funcs.asm: Remove unused file.
13915 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13918 * opts.c (print_specific_help): Fix --help=<language>
13920 (common_handle_option): Support --help=common.
13922 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13925 * gcc.c (main): Do not run the linker if
13926 print_subprocess_help indicates that it shouldn't be
13929 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13932 * doc/invoke.texi (--help=): Document <languages> value, fix
13933 formatting in tables of values.
13935 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13937 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13938 dllimport attribute of virtual methods.
13940 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13942 * config/score/crti.asm: Change _bss_start to __bss_start.
13943 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13944 (OUTGOING_REG_PARM_STACK_SPACE) update.
13945 * config/score/score.opt: add options to make backend support
13946 score5, score5u, score7 and score7d.
13947 * config/score/score.md: Likewise.
13948 * config/score/misc.md: Likewise.
13949 * config/score/mac.md: Likewise.
13950 * doc/invoke.texi: Likewise.
13951 * doc/md.texi: update constraints define.
13953 2007-04-03 Richard Henderson <rth@redhat.com>
13955 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13956 an appropriate type, use the mode instead.
13958 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13960 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13961 Set the default --with-arch setting to mips2.
13962 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13963 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13964 (MULTILIB_OSDIRNAMES): Delete.
13965 (MULTILIB_DIRNAMES): Define.
13966 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13967 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13968 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13969 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13970 VXWORKS_OS_CPP_BUILTINS.
13971 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13972 (MIPS_DEBUGGING_INFO): Undefine.
13973 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13975 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13977 PR middle-end/30704
13978 * fold-const.c (native_encode_real): Encode real.c provided longs
13979 as a series of 32-bit native integers.
13980 (native_interpret_real): Interpret buffer as a series of 32-bit
13983 2007-04-03 Richard Guenther <rguenther@suse.de>
13985 * genpreds.c (write_insn_constraint_len): Write function
13986 optimized for CONSTRAINT_LEN implementation.
13987 (write_tm_preds_h): Output insn_constraint_len inline and
13988 use it for CONSTRAINT_LEN.
13989 (write_insn_preds_c): Don't output insn_constraint_len.
13990 * doc/md.texi (define_register_constraint): Document multi-letter
13991 constraints shall have the same length if they start with the same
13994 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13997 * config/i386/i386.md (isinf<mode>2): Expand only when
13998 TARGET_C99_FUNCTIONS is set.
14000 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14002 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14003 (x86_64-*-linux*): Ditto.
14004 * config/i386/i386.opt (mpc): New option.
14005 * config/i386/i386.c (overrride_options): Handle
14006 ix87_precision_string.
14007 * config/i386/crtprec.c: New file.
14008 * config/i386/t-crtpc: Ditto.
14009 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14010 and -mpc80 options.
14011 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14012 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14013 crtprec32.o, crtprec64.o and crtprec80.o.
14015 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14016 and -mpc80 options.
14017 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14019 2007-04-02 Eric Christopher <echristo@apple.com>
14021 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14022 limitations on darwin.
14024 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14027 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14029 2007-04-02 Dave Korn <dave.korn@artimi.com>
14031 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14033 2007-04-02 Dave Korn <dave.korn@artimi.com>
14035 * libgcc2.h (exception_descriptor): Don't forward-declare.
14036 (__get_eh_table_language, __get_eh_table_version): Delete
14037 prototypes of long-dead functions.
14039 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14041 * ebitmap.h: New file
14042 * ebitmap.c: New file
14043 * Makefile.in (ebitmap.o): New target.
14045 2007-04-01 Jan Hubicka <jh@suse.cz>
14047 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14048 before very first instruction.
14050 2007-04-01 Jan Hubicka <jh@suse.cz>
14052 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14053 waring on 64bit hosts.
14054 * bitmap.h: Fix typo in bitmap_head_def.
14056 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14058 PR rtl-optimization/31391
14059 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14060 into a DELETED_LABEL note, and the label is in an empty basic
14061 block, update BB_END as well as BB_HEAD.
14063 2007-04-01 Richard Henderson <rth@redhat.com>
14065 PR tree-optimization/31169
14066 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14067 to varying if the range is outside [0, prec-1].
14069 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14072 * config/mips/mips.md (load_const_gp): New insn.
14073 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14074 the MIPS16 GP pseudo register if no_new_pseudos.
14075 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14077 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14080 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14082 (call_value): Likewise.
14084 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14085 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14088 * doc/invoke.texi: (optimization options): Reword description
14089 of -ffast-math. Document its primary purpose.
14091 2007-03-31 Richard Guenther <rguenther@suse.de>
14093 * omp-low.c (splay-tree.h): Include.
14094 (lookup_decl): Replace splay-tree usage by pointer-map.
14095 (maybe_lookup_decl): Likewise.
14096 (new_omp_context): Likewise.
14097 (delete_omp_context): Likewise.
14098 * gimplify.c (splay-tree.h): Include.
14099 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14101 (remap_ssa_name): Likewise.
14102 (remap_decl): Likewise.
14103 (remap_type_1): Likewise.
14104 (remap_type): Likewise.
14105 (copy_body_r): Likewise.
14106 (expand_call_inline): Likewise.
14107 (clone_body): Likewise.
14108 (copy_tree_r): Likewise.
14109 (remap_save_expr): Likewise.
14110 (unsave_r): Likewise.
14111 (unsave_expr_now): Likewise.
14112 (tree_function_versioning): Likewise.
14113 (build_duplicate_type): Likewise.
14114 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14115 (struct copy_body_data): Replace splay-tree by pointer-map.
14116 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14117 not $(SPLAY_TREE_H).
14118 (gimplify.o): Depend on $(SPLAY_TREE_H).
14119 (omp-low.p): Likewise.
14121 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14123 * config/avr/predicates.md (even_register_operand,
14124 odd_register_operand): New predicates.
14125 * config/avr/avr.md (movw peephole2): New.
14126 (movw_r peephole2): New.
14128 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14130 * tree.h (get_signed_or_unsigned_type): New.
14131 * fold-const.c (operand_equal_for_comparison_p): Use
14132 get_signed_or_unsigned_type instead of
14133 lang_hooks.types.signed_or_unsigned_type.
14134 * expr.c (store_expr): Ditto.
14135 * langhooks.c (get_signed_or_unsigned_type): New.
14136 (lhd_signed_or_unsigned_type): New.
14137 * langhooks.h (lhd_signed_or_unsigned_type): New.
14138 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14140 2007-03-30 Richard Henderson <rth@redhat.com>
14142 * tree-ssa-loop-ivopts.c: Include target.h.
14143 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14144 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14145 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14146 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14148 2007-03-30 Richard Henderson <rth@redhat.com>
14149 Kai Tietz <kai.tietz@onevision.com>
14151 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14152 default for 64-bit.
14153 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14154 (TARGET_64BIT_MS_ABI): New.
14155 (DBX_REGISTER_NUMBER): Handle 64-bit.
14156 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14157 (LONG_TYPE_SIZE): Force to 32.
14158 (REG_PARM_STACK_SPACE): New.
14159 (OUTGOING_REG_PARM_STACK_SPACE): New.
14160 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14161 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14162 (STACK_BOUNDARY): Use 128 for 64-bit.
14163 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14164 Add 64-bit implementation.
14165 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14167 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14168 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14169 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14170 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14171 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14172 TARGET_64BIT_MS_ABI.
14173 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14174 (ix86_pass_by_reference): Likewise.
14175 (ix86_function_value_regno_p): Likewise.
14176 (ix86_build_builtin_va_list): Likewise.
14177 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14178 (function_arg_advance_ms_64): New.
14179 (function_arg_advance): Call it.
14180 (function_arg_ms_64): New.
14181 (function_arg): Call it.
14182 (function_value_ms_64): New.
14183 (ix86_function_value_1): Call it.
14184 (return_in_memory_ms_64): New.
14185 (ix86_return_in_memory): Call it.
14186 (setup_incoming_varargs_ms_64): New.
14187 (ix86_setup_incoming_varargs): Call it.
14188 (ix86_expand_prologue): Handle 64-bit stack probing.
14189 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14190 (output_pic_addr_const): Likewise.
14191 (x86_this_parameter): Likewise.
14192 (x86_output_mi_thunk): Likewise.
14193 (x86_function_profiler): Likewise.
14194 (TARGET_STRICT_ARGUMENT_NAMING): New.
14195 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14196 (TARGET_64BIT_MS_ABI): New.
14197 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14198 * config/i386/i386.md (allocate_stack_worker): Remove.
14199 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14200 describe the clobber of eax without a match_scratch.
14201 (allocate_stack_worker_postreload): Remove.
14202 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14203 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14204 (allocate_stack_worker_rex64_postreload): Remove.
14205 (allocate_stack): Handle 64-bit.
14206 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14207 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14208 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14209 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14210 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14211 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14212 * config.build (x86_64-*-mingw*): New host.
14213 * config.host (x86_64-*-mingw*): New host.
14214 * config.gcc (x86_64-*-mingw*): New target.
14215 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14217 2007-03-30 Richard Henderson <rth@redhat.com>
14218 Kai Tietz <kai.tietz@onevision.com>
14220 * c-pragma.c (struct def_pragma_macro_value): New.
14221 (struct def_pragma_macro): New.
14222 (pushed_macro_table): New.
14223 (dpm_hash, dpm_eq): New.
14224 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14225 (init_pragma): Install them.
14226 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14228 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14230 * config/avr/avr.c (avr_override_options): Clear
14231 'flag_delete_null_pointer_checks'.
14233 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14236 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14237 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14238 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14239 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14240 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14241 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14242 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14244 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14246 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14248 * regmove.c: Move all of pass_stack_adjustments from here...
14249 * combine-stack-adj.c: ...to this new file.
14250 * Makefile.in: Add rules for combine-stack-adj.o.
14252 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14254 PR tree-optimization/31383
14255 * tree-data-ref.c (affine_function_equal_p): Do not require the
14256 vectors to have the same length.
14258 2007-03-30 Jan Hubicka <jh@suse.cz>
14260 PR middle-end/30700
14261 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14262 availablility; add more sanity checking; ask varpool only about
14265 2007-03-29 Richard Henderson <rth@redhat.com>
14267 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14268 to decide, but __SIZEOF_LONG_LONG__.
14270 2007-03-29 Richard Henderson <rth@redhat.com>
14272 * emutls.c (struct __emutls_array): New.
14273 (emutls_destroy): Use it instead of casting element 0 from void*.
14274 (__emutls_get_address): Likewise.
14276 2007-03-29 Richard Henderson <rth@redhat.com>
14278 * varasm.c (initializer_constant_valid_p): Don't deny
14279 DECL_DLLIMPORT_P on functions.
14281 * config/i386/cygming.h: Remove function declarations.
14282 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14283 (ASM_OUTPUT_LABELREF): Remove.
14284 (COMMON_ASM_OP): Remove.
14285 (ASM_OUTPUT_COMMON): Remove.
14286 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14287 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14288 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14289 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14290 Rename from TARGET_ENCODE_SECTION_INFO.
14291 * config/i386/netware.h: Likewise.
14292 * config/i386/i386-protos.h: Update.
14293 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14294 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14295 (legitimate_constant_p): Reject dllimports.
14296 (dllimport_map, get_dllimport_decl): New.
14297 (legitimize_dllimport_symbol): New.
14298 (legitimize_address, ix86_expand_move): Use it.
14299 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14300 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14301 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14302 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14303 * config/i386/predicates.md (constant_call_address_operand): Only
14304 accept symbols; reject dllimport_p symbols.
14305 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14306 i386_pe_maybe_record_exported_symbol.
14307 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14308 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14309 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14310 trust the setting of DECL_DLLIMPORT_P.
14311 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14312 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14313 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14314 tidy the argument scanning loop.
14315 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14316 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14317 (i386_pe_strip_name_encoding): Remove.
14318 (i386_pe_binds_local_p): New.
14319 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14320 (i386_pe_output_labelref): Remove.
14321 (i386_pe_asm_output_aligned_decl_common): New.
14322 (i386_pe_maybe_record_exported_symbol): Rename from
14323 i386_pe_record_exported_symbol; check for dllexported symbols.
14325 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14327 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14328 add comment explaining why vsnprintf cannot be used.
14330 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14332 PR tree-optimization/30666
14333 * tree.c (build_complex_type): When creating type names for DWARF2
14334 debug info, create TYPE_DECLs for TYPE_NAME instead of
14336 (build_common_tree_nodes_2): Use build_complex_type when building
14337 predefined complex types, to preserve canonical types.
14339 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14341 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14342 (noce_get_alt_condition): Look at it to determine whether to
14343 reverse the condition or not.
14344 (noce_get_condition): Substitute the truth for lies.
14345 (noce_find_if_block): Set the then_else_reversed field.
14347 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14349 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14350 destination of this insn.
14351 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14352 than calling gen_rtx_SET directly. Use r0 to hold the value of
14353 'address + 4' rather than a stack based temporary which can be
14354 mis-optimized away.
14356 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14358 * config/s390/s390.c (s390_secondary_input_reload_class,
14359 s390_secondary_output_reload_class): Functions removed.
14360 (s390_secondary_reload): New function.
14361 (TARGET_SECONDARY_RELOAD): Target macro defined.
14362 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14363 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14364 * config/s390/s390.md ("reload_outti", "reload_outdi",
14365 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14366 "reload_out<mode>"): Expanders removed.
14367 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14368 "reload<mode>_nonoffmem_out"): Expanders added.
14370 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14372 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14373 action if SRC->DEST replacement failed anyway.
14375 2007-03-28 Mike Stump <mrs@apple.com>
14377 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14378 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14379 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14381 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14383 * config.gcc: Accept barcelona as a variant of amdfam10.
14384 * config/i386/i386.c (override_options): Likewise.
14385 * doc/invoke.texi: Likewise.
14387 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14389 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14390 offsets for BIT_FIELD_REF and COMPONENT_REF.
14392 2007-03-28 Richard Guenther <rguenther@suse.de>
14394 * tree.c (is_global_var): Move ...
14395 * tree-flow-inline.h (is_global_var): ... here.
14396 * tree.h (is_global_var): Remove declaration.
14398 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14400 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14402 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14403 * config/i386/i386.c (ix86_tune_features): Initialize new
14405 * config/i386/predicates.md (promotable_binary_operator): Use
14406 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14408 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14411 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14413 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14415 * config/fr30/fr30.md (movsi_internal): Change destination
14416 constraint from m to V and add m to the end.
14418 2007-03-28 Christian Bruel <christian.bruel@st.com>
14420 * config/sh/sh.md (movsi_i): Fix type attribute.
14422 2007-03-28 Christian Bruel <christian.bruel@st.com>
14424 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14425 (movsf_ie): Likewise.
14427 2007-03-28 Christian Bruel <christian.bruel@st.com>
14429 * config.gcc: Add sh4-300 to multilib.
14430 * config/sh/t-mlib-sh4-300: New file.
14432 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14434 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14435 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14436 fix_trunc<mode>di2.
14437 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14438 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14439 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14440 "fixuns_trunctddi2"): Whitespace fix.
14442 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14444 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14445 the definition of struct sh_args.
14446 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14447 CALL_COOKIE_INT_REG_GET): Likewise.
14449 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14451 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14452 transformations are applied successfully.
14454 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14456 * tree.c (tree_contains_struct): Permit 512 tree codes.
14457 * tree.h (tree_contains_struct): Ditto.
14458 (MAX_TREE_CODES): Ditto.
14459 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14460 SPARE member to store remaining padding bits.
14462 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14464 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14467 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14469 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14470 * configure: Regenerate.
14472 * configure: Regenerate using the correct version of autoconf.
14474 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14476 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14478 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14479 regs to "__SP_L__" and "__SP_H__".
14481 2007-03-27 Richard Guenther <rguenther@suse.de>
14483 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14484 computations with it with a HOST_WIDE_INT variable.
14486 2007-03-26 Mike Stump <mrs@apple.com>
14488 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14489 objective-c-header, objective-c++-header and objc++-cpp-output
14491 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14493 2007-03-26 Richard Henderson <rth@redhat.com>
14496 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14497 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14498 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14499 IX86_BUILTIN_PSRLQ128): New.
14500 (ix86_init_mmx_sse_builtins): Add them.
14501 (ix86_expand_builtin): Expand them.
14502 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14503 operand 2 be TImode.
14504 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14505 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14506 _mm_srli_epi64): Mark __B const.
14507 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14508 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14509 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14510 new two-vector shift builtins.
14512 2007-03-26 Ian Lance Taylor <iant@google.com>
14514 PR tree-optimization/31345
14515 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14516 [+INF, +INF(OVF)] into VARYING.
14518 2007-03-26 Zack Weinberg <zackw@panix.com>
14520 * gengtype-parse.c: New file.
14521 * gengtype-yacc.y: Delete.
14522 * gengtype-lex.l: Don't include gengtype-yacc.h.
14523 Define YY_DECL and yyterminate appropriately for recursive
14524 descent parser. yylval is now a string out-parameter to yylex.
14525 (HWS, EOID): New shorthand.
14526 (IWORD): Add a couple more types.
14527 (yylex): Add a setup stanza. Remove the complex rules for
14528 detecting GTY'ed types and typedefs; replace with simple
14529 keyword detectors. Adjust everything for the changed
14530 definition of yylval. Ignore all pp-directives, not just #define.
14532 (parse_file): Rename yybegin; do not call yyparse.
14534 * gengtype.c (xasprintf): Export again.
14535 (this_file): New. Use everywhere __FILE__ was being used.
14536 (get_lang_bitmap): Special case types defined in gengtype.c.
14537 (do_typedef, new_structure): Suppress definition of certain types.
14538 (new_structure): Improve diagnostics of duplicate definitions.
14539 Make sure location_s is associated with input.h.
14540 (nreverse_pairs, define_location_structures): New functions.
14541 (main): Improve tagging of kludge types. Remove old kludges
14542 for input.h types; use define_location_structures.
14543 * gengtype.h: Update prototypes. Define token codes here.
14544 * Makefile.in: Remove all references to gengtype-yacc.
14545 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14547 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14548 add GTY((skip)) to the field that's only conditionally there.
14549 * doc/install.texi: Document that Bison is no longer required
14550 unless building treelang.
14552 * gengtype.c: Don't include gtyp-gen.h.
14553 (srcdir): Declare here.
14554 (base_files, lang_dir_names): Allocate dynamically.
14555 (gt_files, num_gt_files, num_lang_dirs): New globals.
14556 (measure_input_list, read_input_line, read_input_list)
14557 (set_lang_bitmap): New functions.
14558 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14559 simplify, relying on read_input_list to set up the bitmaps.
14560 (main): Arguments are no longer unused. Check for correct number
14561 of command line arguments, set srcdir and srcdir_len, then call
14562 read_input_list, before doing anything else. No need to worry
14563 about duplicates in main loop.
14564 * configure.ac: Simplify the calculation of all_gtfiles.
14565 Put language tags in there. Don't set or substitute
14566 all_gtfiles_files_langs or all_gtfiles_files_frags.
14567 * Makefile.in: Revamp the way gengtype is invoked, now that it
14568 takes a file on its command line with a much simpler format.
14569 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14570 (GTFILES): Remove duplicates and C source files.
14571 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14572 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14573 * configure: Regenerate.
14575 * gengtype.h: Remove all type definitions to gengtype.c; leave
14576 only definitions of options_p, type_p, and pair_p as opaque
14577 pointers. Update prototypes.
14578 * gengtype.c: Many type definitions moved here from gengtype.h.
14579 Consolidate type definitions at the top of the file.
14580 (xvasprintf): Delete.
14581 (xasprintf): Make static.
14582 (create_nested_pointer_option): Add 'next' parameter.
14583 (create_field_all, create_field_at): New functions.
14584 (create_field): Now a thin wrapper around create_field_all.
14585 (create_optional_field): Rename create_optional_field_ and add
14586 line argument. Original name is now a macro which supplies
14588 (oprintf): Use vsnprintf directly.
14589 (close_output_files): Use fatal rather than perror/exit.
14590 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14591 (main): Set progname. Don't use exit.
14592 * gengtype-yacc.y (struct_fields): Use create_field_at.
14593 (option, optionseqopt): Delete.
14594 (optionseq): Consolidate productions from option here so we
14595 can use the first argument to create_option.
14597 * gengtype-lex.l: Distinguish unions from structures in the
14598 token type. Don't call find_structure; return the tag as a string.
14599 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14600 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14601 string. Reorganize typedef_struct production accordingly.
14602 Use create_nested_ptr_option.
14603 * gengtype.c (create_nested_ptr_option): New function.
14604 * gengtype.h: Declare it.
14606 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14607 (string_type): Don't declare.
14608 (do_scalar_typedef): Declare.
14609 (create_scalar_type): Update prototype.
14610 * gengtype.c (string_type): Make static.
14611 (scalar_nonchar, scalar_char): New.
14612 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14613 (resolve_typedef): Use scalar_nonchar for error recovery.
14614 (create_scalar_type): Remove name_len field. Return scalar_char
14615 or scalar_nonchar as appropriate.
14616 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14617 to use string_type.
14618 (throughout): Use scalar_nonchar instead of calling
14619 create_scalar_type, whenever possible.
14620 (main): Initialize scalar_char and scalar_nonchar before calling
14622 * gengtype-lex.l: Adjust for removal of second argument to
14623 create_scalar_type. Use yylval.s instead of yylval.t when
14625 * gengtype-yacc.y: Type of SCALAR is string. Call
14626 create_scalar_type from type:SCALAR rule. Adjust for removal of
14627 second argument to create_scalar_type.
14629 * vec.h: Remove all #if IN_GENGTYPE blocks.
14630 Add comment saying that changes may require adjustments to gengtype.
14631 * gengtype.c: Don't include coretypes.h or tm.h.
14632 Add comment to inclusion of errors.h.
14633 (note_def_vec, note_def_vec_alloc): New functions.
14634 * gengtype.h: Declare new functions.
14635 * gengtype-lex.l: Don't include coretypes.h.
14636 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14638 (update_lineno): Remove unnecessary prototype.
14639 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14640 (VEC rule): Just return VEC_TOKEN.
14641 * gengtype-yacc.y (VEC_TOKEN): New token type.
14642 (type): Add a production for VEC(a,b).
14643 * Makefile.in: Update dependencies.
14645 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14646 typedefs that use the old PARAMS macro.
14648 * gengtype-lex.l: Remove all rules and states relating to yacc
14650 * gengtype-yacc.y: Similarly.
14651 * gengtype.c (note_yacc_type): Delete function.
14652 * gengtype.h: Update prototypes.
14654 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14656 * tree-pretty-print.c (dump_generic_node): Report precision of
14657 unnamed integer types.
14659 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14661 * ifcvt.c (noce_try_store_flag_constants): Don't check
14662 no_new_pseudos here.
14663 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14664 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14665 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14666 noce_try_sign_mask): Likewise.
14667 (if_convert): Check no_new_pseudos here.
14669 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14671 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14672 (noce_get_condition): Handle new then_else_reversed argument.
14673 (noce_init_if_info): Remove, fold into noce_find_if_block.
14674 (noce_process_if_block): Take a struct noce_if_info as the
14675 argument. Don't set up one based on ce_if_info. Update pointer
14676 references accordingly.
14677 (cond_move_process_if_block): Likewise.
14678 (process_if_block): Removed.
14679 (find_if_block): Removed. Move functionality two new functions,
14680 noce_find_if_block and cond_exec_find_if_block.
14681 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14682 blocks and the symmetric IF-ELSE-JOIN case.
14683 (cond_exec_find_if_block): Also new function mostly based on old
14684 find_if_block and process_if_block.
14685 (find_if_header): Replace find_if_block call with separately
14686 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14687 (find_cond_trap): Update noce_get_condition call.
14688 (dead_or_predicable): Likewise.
14690 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14692 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14694 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14695 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14696 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14697 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14698 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14699 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14700 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14701 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14702 __builtin_ia32_psrad128 builtins.
14704 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14706 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14707 * config/i386/constraints.md
14708 (define_constraint "I"): Use IN_RANGE macro.
14709 (define_constraint "J"): Ditto.
14710 (define_constraint "K"): Ditto.
14711 (define_constraint "M"): Ditto.
14712 (define_constraint "N"): Ditto.
14713 (define_constraint "O"): Ditto.
14714 * config/i386/predicates.md
14715 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14716 (define_predicate "const_0_to_3_operand"): Ditto.
14717 (define_predicate "const_0_to_7_operand"): Ditto.
14718 (define_predicate "const_0_to_15_operand"): Ditto.
14719 (define_predicate "const_0_to_63_operand"): Ditto.
14720 (define_predicate "const_0_to_255_operand"): Ditto.
14721 (define_predicate "const_1_to_31_operand"): Ditto.
14722 (define_predicate "const_2_to_3_operand"): Ditto.
14723 (define_predicate "const_4_to_7_operand"): Ditto.
14725 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14727 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14728 in SImode for save_world.
14729 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14732 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14734 PR tree-optimization/30784
14735 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14738 2007-03-25 Revital Eres <eres@il.ibm.com>
14740 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14741 Fold movement_possibility function into it.
14743 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14745 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14746 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14747 (call_indirect_nonlocal_darwin64): Same.
14748 (call_nonlocal_darwin64): Same.
14749 (call_value_indirect_nonlocal_darwin64): Same.
14750 (call_value_nonlocal_darwin64): Same.
14751 (sibcall_nonlocal_darwin64): Same.
14752 (sibcall_value_nonlocal_darwin64): Same.
14753 (sibcall_symbolic_64): Same.
14754 (sibcall_value_symbolic_64): Same.
14755 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14757 (rs6000_emit_load_toc_table): Same.
14758 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14759 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14761 (divss_call): Same.
14762 (divus_call): Same.
14763 (quoss_call): Same.
14764 (quous_call): Same.
14765 (load_toc_v4_pic_si): Same
14766 (load_toc_v4_PIC_1): Same.
14767 (load_toc_v4_PIC_1b): Same.
14768 (call_indirect_aix{32,64}): Same.
14769 (call_value_indirect_aix{32,64}): Same.
14771 (call_value): Same.
14772 (call_local{32,64}): Same.
14773 (call_value_local{32,64}): Same.
14774 (call_indirect_nonlocal_aix{32,64}): Same.
14775 (call_nonlocal_aix{32,64}): Same.
14776 (call_value_indirect_nonlocal_aix{32,64}): Same.
14777 (call_value_nonlocal_aix{32,64}): Same.
14778 (call_indirect_nonlocal_sysv<mode>): Same.
14779 (call_nonlocal_sysv<mode>): Same.
14780 (call_value_indirect_nonlocal_sysv<mode>): Same.
14781 (call_value_nonlocal_sysv<mode>): Same.
14783 (sibcall_local{32,64}): Same.
14784 (sibcall_value_local{32,64}): Same.
14785 (sibcall_nonlocal_aix{32,64}): Same.
14786 (sibcall_value_nonlocal_aix{32,64}): Same.
14787 (sibcall_nonlocal_sysv<mode>): Same.
14788 (sibcall_value): Same.
14789 (sibcall_value_nonlocal_sysv<mode>): Same.
14791 2007-03-24 Paul Brook <paul@codesourcery.com>
14793 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14794 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14796 2007-03-24 Richard Henderson <rth@redhat.com>
14798 * config/ia64/constraints.md: New file.
14799 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14800 satisfies_constraint_?.
14801 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14802 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14803 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14804 ia64_output_mi_thunk): Likewise.
14805 (ia64_const_ok_for_letter_p): Remove.
14806 (ia64_const_double_ok_for_letter_p): Remove.
14807 (ia64_extra_constraint): Remove.
14808 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14809 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14810 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14811 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14812 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14813 EXTRA_MEMORY_CONSTRAINT): Remove.
14814 * config/ia64/ia64.md: Include constriants.md. Replace
14815 CONST_OK_FOR_? with satisfies_constraint_?.
14817 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14818 H.J. Lu <hongjiu.lu@intel.com>
14820 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14822 (name macros): Use DPD_BID_NAME to convert names properly.
14824 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14825 decimal floating point format.
14826 (init_floating_libfuncs): Change decimal functions so that they
14827 have a "bid_" prefix if the decimal system uses the BID format,
14828 and "dpd_" prefix if the decimal system uses the DPD format.
14829 (init_interclass_conv_libfuncs): Ditto.
14830 (init_intraclass_conv_libfuncs): Ditto.
14832 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14833 using the BID format.
14835 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14836 whether we are using the BID decimal format.
14837 * configure: Regenerate.
14839 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14840 the compiler has decimal floating point enabled. Define
14841 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14844 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14845 using the BID format.
14847 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14848 whether we are using the BID decimal format.
14849 * configure: Regenerate.
14851 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14852 the compiler has decimal floating point enabled. Define
14853 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14856 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14857 options, and that it is enabled for i386/x86_64 systems.
14859 * Makefile.in (enable_decimal_float): New.
14861 (DECNUMINC): Add -I$(DECNUMFMT).
14862 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14863 to $(DECNUMFMT) from $(DECNUM).
14865 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14866 Substitute enable_decimal_float.
14867 * configure: Regenerated.
14870 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14873 * configure.ac: Enable decimal float for x86_64-*-linux*.
14874 * configure: Regenerated.
14877 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14878 decimal128ClearSign to flip and clear the sign bit in decimal128.
14879 (decimal_real_maxval): Set decimal128SetSign to set the sign
14882 2007-03-23 Ian Lance Taylor <iant@google.com>
14884 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14886 2007-03-23 Ian Lance Taylor <iant@google.com>
14888 * tree-dump.c (dump_files): Correct comment.
14890 2007-03-23 Ian Lance Taylor <iant@google.com>
14892 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14894 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14896 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14897 in cfglayout mode. Don't go into and out of cfglayout mode.
14898 Link the blocks in the order of the constructed traces.
14899 (rest_of_handle_tracer): Adjust call to tracer.
14900 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14901 Don't go into cfglayout mode.
14902 (rtl_loop_done): Don't go out of cfglayout mode.
14903 * cfglayout.c (relink_block_chain): New function, split out from...
14904 (fixup_reorder_chain): ...here. Remove redundant checking.
14905 (cfg_layout_finalize): Don't clear the header, footer, and aux
14906 fields here, move the code to do so to relink_block_chain. Likewise
14907 for free_original_copy_tables.
14908 * rtl.h (tracer): Update prototype.
14909 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14910 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14911 mode. Use relink_block_chain to serialize the CFG according to the
14912 new basic block order. Move targetm.cannot_modify_jumps_p check from
14914 (gate_handle_reorder_blocks): ...to here.
14915 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14917 (gate_duplicate_computed_gotos): ...to here.
14918 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14919 something always changes when going into and out of cfglayout mode.
14920 Perform an expensive cfg cleanup while going into cfglayout mode.
14921 Always update liveness information on HAVE_conditional_execution
14922 targets. Reserialize the basic blocks and go out of cfglayout mode.
14923 * reg-stack.c: Include cfglayout.h.
14924 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14925 the call to reorder_basic_blocks.
14926 * basic-block.h (reorder_basic_blocks): Update prototype.
14927 (relink_block_chain): New prototype.
14928 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14930 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14932 * config/mips/mips.md (type, hazard, *movdi_32bit,
14933 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14934 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14935 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14936 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14937 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14939 (movcc): Change first xfer to multi.
14940 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14941 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14942 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14943 config/mips/generic.md: Change reservations using "xfer" to use
14945 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14946 using match_operand.
14947 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14948 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14950 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14952 2007-03-22 Richard Henderson <rth@redhat.com>
14954 * config/i386/i386.c: Remove unnecessary function declarations.
14955 Move targetm definition, and all related macros, to the end of
14956 the file. Resort some functions to put definitions before uses.
14957 (ix86_attribute_table): Make static. Move to end of file.
14958 (ix86_gimplify_va_arg): Make static.
14960 2007-03-22 Richard Henderson <rth@redhat.com>
14962 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14963 don't increase local_regparm with force_align_arg_pointer check.
14964 (ix86_function_sseregparm): Assert 32-bit.
14965 (type_has_variadic_args_p): New.
14966 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14967 type_has_variadic_args_p.
14968 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14969 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14970 use memset instead. Do maybe_vaarg check first; skip attribute
14971 tests if true; skip attribute tests for 64-bit.
14972 (construct_container): Remove TARGET_DEBUG_ARG.
14973 (function_arg_advance_32, function_arg_advance_64): Split out ...
14974 (function_arg_advance): ... from here.
14975 (function_arg_32, function_arg_64): Split out ...
14976 (function_arg): ... from here.
14977 (ix86_pass_by_reference): Tidy.
14978 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14979 (function_value_32): New, from parts of ix86_function_value
14980 and ix86_value_regno.
14981 (function_value_64): New, from parts of ix86_function_value
14982 and ix86_libcall_value.
14983 (ix86_function_value_1): New.
14984 (ix86_function_value, ix86_libcall_value): Use it.
14985 (return_in_memory_32, return_in_memory_64): Split out ...
14986 (ix86_return_in_memory): ... from here.
14987 (ix86_struct_value_rtx): Skip for 64-bit.
14988 (ix86_libcall_value, ix86_value_regno): Remove.
14989 (setup_incoming_varargs_64): Split out ...
14990 (ix86_setup_incoming_varargs): ... from here.
14991 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14992 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14993 * config/i386/i386-protos.h (ix86_function_value): Remove.
14994 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14996 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14999 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15000 infinities not supported, otherwise emit warning if -Woverflow. On
15001 underflow, emit warning if -Woverflow.
15002 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15004 * real.h (real_from_string): Update declaration
15006 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15007 Richard Henderson <rth@redhat.com>
15009 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15010 * calls.c (compute_argument_block_size, expand_call,
15011 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15012 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15013 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15014 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15015 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15016 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15017 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15018 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15021 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15023 * c-incpath.c (add_sysroot_to_chain): New.
15024 (merge_include_chains): Add sysroot argument. Call
15025 add_sysroot_to_chain if sysrooted.
15026 (register_include_chains): Update call to merge_include_chains.
15027 * doc/cppopts.texi: Document use of '=' in include directory
15030 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15032 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15033 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15034 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15035 insn pattern using X87MODEF12 mode macro.
15037 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15039 * regmove.c (regmove_optimize): Use reg_mentioned_p
15040 instead of reg_overlap_mentioned_p for DST.
15042 2007-03-21 Mike Stump <mrs@apple.com>
15044 * c.opt: Fixup for Objective-C/C++.
15046 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15048 * explow.c (convert_memory_address): Fold memory reference when
15049 POINTERS_EXTEND_UNSIGNED < 0
15051 2007-03-21 Richard Henderson <rth@redhat.com>
15054 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15055 * config/i386/mmintrin.h (__m64): Likewise.
15056 * config/i386/xmmintrin.h (__m128): Likewise.
15058 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15060 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15061 (VXWORKS_OS_CPP_BUILTINS): Define.
15062 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15063 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15065 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15067 * rtl.h (constant_pool_reference_p): Delete.
15068 (find_constant_src): Declare.
15069 * rtlanal.c (find_constant_src): New function.
15070 * simplify-rtx.c (constant_pool_reference_p): Delete.
15071 * config/i386/i386.md: Use find_constant_src instead of
15072 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15074 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15076 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15077 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15079 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15081 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15082 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15083 (arm_elf_asm_constructor): Use it.
15084 (arm_elf_asm_destructor): New function.
15086 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15088 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15090 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15092 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15094 2007-03-19 Andrew Haley <aph@redhat.com>
15096 PR tree-optimization/31264
15097 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15098 VIEW_CONVERT_EXPRs.
15100 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15102 PR rtl-optimization/30907
15103 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15104 (fwprop_init): Always call loop_optimizer_initialize.
15105 (fwprop_done): Always call loop_optimizer_finalize.
15106 (fwprop): We always have loop info now.
15107 (gate_fwprop_addr): Remove.
15108 (pass_fwprop_addr): Use gate_fwprop as gate.
15110 PR rtl-optimization/30841
15111 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15112 df_chain_alloc): Call df_reorganize_refs unconditionally.
15113 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15114 refs_organized to refs_organized_size.
15115 (df_ref_create_structure): Use refs_organized_size instead of
15116 bitmap_size if refs had been organized, and keep refs_organized_size
15118 * df.h (struct df_ref_info): Change refs_organized to
15119 refs_organized_size.
15120 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15123 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15125 * except.c (output_function_exception_table): Do not reference the
15126 EH personality routine for functions that do not require an
15129 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15132 * c-typeck.c (convert_for_assignment): Call comptypes for
15133 RECORD_TYPE or UNION_TYPE.
15135 PR inline-asm/30505
15136 * reload1.c (reload): Do invalid ASM checking after
15137 cleanup_subreg_operands.
15139 2007-03-19 Jeff Law <law@redhat.com>
15141 * tree-cfg.c (find_taken_edge): Tighten conditions for
15142 optimizing computed gotos.
15144 2007-03-19 Michael Matz <matz@suse.de>
15146 * builtins.c (expand_builtin_sync_operation,
15147 expand_builtin_compare_and_swap,
15148 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15151 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15152 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15155 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15157 * doc/tm.texi: Add brackets around the return type of
15158 TARGET_SECONDARY_RELOAD.
15160 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15161 Richard Guenther <rguenther@suse.de>
15163 PR tree-optimization/31254
15164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15165 Use handled_component_p () where appropriate. Continue
15166 propagating into the rhs if we propagated into an INDIRECT_REF
15169 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15171 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15172 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15173 (xde, xdee): Mode attributes adjusted to support DFP modes.
15174 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15175 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15176 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15177 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15178 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15179 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15180 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15182 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15183 "movsf"): Insn definitions removed.
15184 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15185 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15186 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15188 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15189 "reload_in<mode>", "reload_out<mode>"): Expander added.
15190 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15193 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15195 * config/s390/s390.md: Only non-functional changes. Renamed
15196 FPR mode macro to BFP all over the file.
15198 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15200 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15201 (op_type attribute): RRF instruction type added.
15202 (fT0): New mode attribute.
15203 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15204 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15205 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15206 instruction no secondary memory is needed when moving DFmode values
15207 between GPRs and FPRs.
15209 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15211 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15212 inverted and documentation adjusted.
15213 ("mhard-dfp", "msoft-dfp"): New options.
15214 * config/s390/s390.c (s390_handle_arch_option): New architecture
15216 (override_options): Sanity checks for the new options added.
15217 * config.gcc: New architecture switch: z9-ec.
15218 * config/s390/s390.h (processor_flags): PF_DFP added.
15219 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15220 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15221 when the bit is NOT set so remove it from the defaults.
15223 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15225 * genemit.c (main): Print include statement for dfp.h.
15226 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15229 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15231 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15233 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15236 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15237 instead of PATTERN.
15239 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15241 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15242 attr_length_call, output_call, output_indirect_call): Cleanup
15243 formatting of targetm calls.
15245 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15247 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15249 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15251 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15252 reservation, bypass and anti-bypass descriptions for these
15253 instructions. Update move patterns.
15254 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15257 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15259 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15260 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15261 (get_initial_def_for_reduction): Likewise.
15263 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15265 Fix PR tree-optimization/29922
15266 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15267 (get_representative): Removed.
15268 (value_dies_in_block_x): Update for rvuse removal.
15269 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15270 (compute_antic_aux): Handle when PHI nodes appear in
15271 non-single-successors.
15272 (dump_bitmap_of_names): Removed.
15273 (compute_antic_safe): Renamed and removed rvuse calculation.
15274 Calculate only antic safe.
15275 (insert_into_preds_of_block): Remove assert.
15276 (execute_pre): Update for renamed functions.
15277 (defer_or_phi_translate_block): New function.
15279 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15281 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15282 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15284 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15285 Follow spelling conventions.
15287 * tree-data-ref.h: Remove the prototype for analyze_array.
15289 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15291 PR tree-optimization/31041
15292 * tree-vect-transform.c (get_initial_def_for_induction): Call
15293 force_gimple_operand.
15295 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15297 * ipa-type-escape.c (look_for_casts) : Revert code to use
15298 handled_component_p due to ada test a-numaux.adb.
15300 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15302 * final.c (final_scan_insn): Alter the condition of a
15303 conditional trap if we have nonstandard CC.
15305 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15307 * configure.ac: Remove excess quoting from asm line 0 test.
15308 * configure: Rebuilt.
15310 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15312 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15313 * c-common.c (convert_and_check): Move warning logic to...
15314 (warnings_for_convert_and_check): ...here. Define.
15315 * c-common.h (warnings_for_convert_and_check): Declare.
15317 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15319 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15320 (output_call): Likewise.
15322 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15324 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15326 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15328 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15330 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15332 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15333 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15335 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15337 PR tree-optimization/31183
15338 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15339 Use double_int instead of unsigned int for representing access_strides.
15340 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15342 2007-03-16 Richard Guenther <rguenther@suse.de>
15344 PR tree-optimization/31146
15345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15346 to allow recursion of forward_propagate_addr_expr.
15347 (forward_propagate_addr_into_variable_array_index): Likewise.
15348 (forward_propagate_addr_expr): Likewise.
15349 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15350 (forward_propagate_addr_expr_1): Recurse on simple copies
15351 instead of propagating into them. Do so for useless conversions
15353 (forward_propagate_addr_expr): Clean up unused statements after
15356 2007-03-16 Richard Guenther <rguenther@suse.de>
15358 * builtins.c (expand_builtin_cexpi): Use the right argument
15359 for the expansion via cexp.
15361 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15363 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15364 * configure: Rebuilt.
15366 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15369 * dwarf2out.c (force_type_die): Adjust comment.
15370 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15372 2007-03-15 DJ Delorie <dj@redhat.com>
15374 * config/frv/predicates.md (minmax_operator): Don't check operands
15377 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15379 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15380 Update constant estimates of number of iterations.
15381 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15382 argument renamed to "realistic".
15383 (compute_estimated_nb_iterations): Removed.
15384 (record_niter_bound): New function.
15385 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15386 call record_nonwrapping_iv with upper = false.
15387 (infer_loop_bounds_from_signedness): Pass upper argument to
15388 record_nonwrapping_iv.
15389 (estimate_numbers_of_iterations_loop): Do not call
15390 compute_estimated_nb_iterations. Record estimate based on profile
15391 information. Initialize the constant estimates of number of
15393 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15395 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15396 number of iterations is too small.
15397 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15398 (EST_NOT_AVAILABLE): Removed.
15399 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15400 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15403 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15405 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15406 Handle NE_EXPR guards.
15408 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15411 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15412 Set also -pedantic-errors by default for the preprocessor unless
15413 -fpermissive is given.
15415 2007-03-15 Richard Guenther <rguenther@suse.de>
15417 PR middle-end/29719
15418 PR middle-end/31161
15419 * builtins.c (expand_builtin_cexpi): As a fallback if we
15420 don't have builtins for sincos or cexp create a function
15421 declaration for cexp and expand to a call to that.
15422 (expand_builtin_int_roundingfn): Always fall
15423 back to floor/ceil and its variants even if they may be
15426 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15428 PR middle-end/31159
15429 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15430 jump tables, move the call to delete_dead_jumptables from here...
15431 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15432 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15433 don't allow merging of blocks that try_redirect_by_replacing_jump
15434 also does not handle when not optimizing.
15436 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15437 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15439 * config/i386/i386.md (x86_sahf_1): Correctly handle
15442 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15445 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15446 x86_64_general_operand as operand[2] predicate. Remove "iF"
15447 from operand constraints and use "e" constraint instead.
15448 (*subti3_1, *subti3_1 splitter): Ditto.
15449 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15450 operand[1] predicate.
15452 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15454 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15455 arrays, multiply the access strides by the size of the sub-array.
15456 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15458 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15460 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15461 the configured assembler supports the sahf mnemonic.
15462 * configure: Regenerate.
15463 * config.in: Regenerate.
15465 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15466 emit "sahf" or ".byte\t0x9e" as asm template.
15468 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15471 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15472 option to replace hard coded TARGET_xxx in md file.
15473 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15474 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15475 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15476 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15477 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15478 (X86_TUNE_NOT_VECTORMODE): Ditto.
15479 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15480 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15481 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15482 (TUNE_SLOW_IMUL_IMM8): Ditto.
15483 (TUNE_MOVE_M1_VIA_OR): Ditto.
15484 (TUNE_NOT_UNPAIRABLE): Ditto.
15485 (TUNE_NOT_VECTORMODE): Ditto.
15487 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15490 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15491 tuning options instead of hard coded TARGET_xxx.
15492 (fix ssemode peephole2's): Ditto.
15493 (imul peephole2's): Ditto.
15495 (movdi_or_rex64): Ditto.
15496 (move peephole2): Ditto.
15497 (not peephole2's): Ditto.
15499 2007-03-14 Dirk Mueller <dmueller@suse.de>
15501 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15502 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15503 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15505 * c-parser.c (c_parser_do_statement): Warn about empty body in
15506 do/while statement.
15507 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15508 * doc/invoke.texi (-Wempty-body): Update documentation.
15510 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15513 * c-common.h (warn_for_div_by_zero): Declare.
15514 * c-common.c (warn_for_div_by_zero): Define.
15515 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15518 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15520 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15521 to PREFIX and STANDARD_PREFIX.
15523 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15524 Phil Edwards <phil@codesourcery.com>
15526 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15527 (__gthread_once_t): Remove busy field for RTPs.
15528 (__GTHREAD_ONCE_INIT): Update accordingly.
15530 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15532 * doc/invoke.texi: Document VxWorks options.
15534 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15536 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15538 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15540 PR tree-optimization/30590
15541 * tree-nrv.c (tree_nrv): Check for the partial update of the
15544 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15546 * flags.h (flag_random_seed): Remove declaration, in favor of...
15547 * toplev.h (get_random_seed, set_random_seed): ... these.
15548 * tree.c (get_file_function_name): Use the former.
15549 * opts.c (common_handle_option): Use the latter.
15552 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15554 PR middle-end/31127
15555 * cse.c (cse_find_path): Do not bail out if a basic block that
15556 we already visited now becomes part of a path that starts at a
15557 different basic block. Just disallow this, to make sure we
15558 visit each basic block at most once.
15560 2007-03-13 Jan Hubicka <jh@suse.cz>
15562 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15563 attributes, when profile esitmate is present, calls with very low
15564 frequency are cold.
15566 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15568 PR tree-optimization/30730
15569 PR tree-optimization/26900
15570 * tree-ssa-loop-niter.c: Include gmp.h.
15571 (bounds): New type.
15572 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15573 split_to_var_and_offset, determine_value_range,
15574 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15575 bound_difference, bounds_add, bounds_negate,
15576 number_of_iterations_ne_max, dump_affine_iv): New functions.
15577 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15578 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15579 difference of initial and final value of control iv to validate
15581 (number_of_iterations_cond): Add loop parameter. Determine bounds
15582 on the difference of the extremes of the control iv. Add dumps.
15583 (expand_simple_operations): Handle phi nodes.
15584 (simplify_using_initial_conditions): Do not record used conditions.
15585 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15586 Do not set additional_info.
15587 (implies_nonnegative_p, implies_ge_p): Removed.
15588 (derive_constant_upper_bound): Do not use parameter `additional'.
15589 (record_estimate): Parameter `additional' removed. Parameter
15590 `i_bound' added. Do not call derive_constant_upper_bound.
15591 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15592 bound the number of iterations estimate.
15593 (estimate_numbers_of_iterations_loop): Pass the estimate from
15594 the number of iterations analysis to record_estimate.
15595 * tree.h (multiple_of_p): Declare.
15596 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15597 (scev_const_prop): Do not check expression_expensive_p.
15598 * fold-const.c (multiple_of_p): Exported.
15599 * double-int.c (double_int_mask): Exported.
15600 * double-int.h (double_int_mask): Declare.
15601 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15602 field. Added max field.
15604 2007-03-13 David Taylor <taylor@candd.org>
15607 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15610 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15613 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15614 two unamed patterns.
15616 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15618 * config/i386/i386.opt (mcx16, msahf): New options.
15619 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15620 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15622 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15623 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15624 Output -mcx16 and -msahf options when corresponding bit is set.
15626 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15627 and -msahf options.
15629 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15631 * configure.ac: Test for assembler tolerance to # 0 "".
15632 * configure, config.in: Rebuilt.
15633 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15635 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15637 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15639 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15640 (handle_syscall): Handle direct system calls.
15641 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15643 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15645 * doc/invoke.texi: Fix cpp.info cross-reference.
15646 * doc/passes.texi: Fix gcc.info cross-reference.
15648 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15650 PR tree-optimization/30835
15651 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15652 bb_for_stmt is not NULL before accessing it.
15654 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15656 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15659 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15662 * doc/install.texi: Document --enable-stage1-languages
15664 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15666 * tree-pass.h (pass_into_cfg_layout_mode,
15667 pass_outof_cfg_layout_mode): Declare.
15668 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15669 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15670 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15671 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15673 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15675 * c-decl.c (warn_variable_length_array): New function.
15676 Refactored from grokdeclarator to handle warn_vla
15677 and handle unnamed array case.
15678 (grokdeclarator): Refactored VLA warning case.
15679 * c.opt (Wvla): New flag.
15680 * doc/invoke.texi (Wvla): New warning.
15682 2007-03-12 Richard Henderson <rth@redhat.com>
15684 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15685 (TARGET_SECTION_TYPE_FLAGS): New.
15687 2007-03-12 Richard Henderson <rth@redhat.com>
15689 * config/darwin.c (machopic_reloc_rw_mask): New.
15690 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15691 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15693 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15695 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15696 * cppdefault.h (cpp_PREFIX): Document.
15697 (cpp_PREFIX_len): Likewise.
15698 (cpp_EXEC_PREFIX): New variable.
15699 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15700 * c-incpath.c (add_standard_paths): Correct logic for relocating
15701 paths within prefix.
15703 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15705 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15706 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15708 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15709 fix_truncdfdi_sse using SSEMODEF mode macro.
15710 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15711 fix_truncdfsi_sse using SSEMODEF mode macro.
15712 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15713 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15715 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15717 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15718 elfos.h to tm_file.
15720 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15722 * tree.h : Add multiple_of_p declaration.
15723 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15724 * ipa-type-escape.c (results_of_malloc): Redundant.
15725 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15726 (cast_type): Extended with new members.
15727 (check_cast): Returns cast_type.
15728 (cast): New structure for data of walk_use_def_chains.
15729 (is_malloc_result, is_cast_from_non_pointer_1,
15730 is_cast_from_non_pointer,
15731 is_array_access_through_pointer_and_index): New functions.
15732 (look_for_casts): Returns cast types.
15733 (check_call): Returns void.
15734 (okay_pointer_operation): Use support of pointer plus index,
15735 pointer plus constant and allow all multiplications.
15737 2007-03-11 Richard Guenther <rguenther@suse.de>
15739 PR tree-optimization/31115
15740 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15741 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15742 A shift count of zero is not special as with *_DIV_EXPR.
15743 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15746 2007-03-11 Ian Lance Taylor <iant@google.com>
15748 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15749 the *_DIV_EXPR codes correctly with overflow infinities.
15751 2007-03-11 Ira Rosen <irar@il.ibm.com>
15753 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15754 indicate success/failure of the analysis. Add negation to subtrahend
15755 in case of subtraction. Fail if both operands contain constants.
15756 (create_data_ref): Fail if analyze_offset fails.
15758 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15760 * config/i386/i386.md (frndintxf2): Rename to ...
15761 (rintxf2): ... this. Remove expander having same name.
15762 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15763 (roundsf2, rounddf2): Ditto.
15764 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15765 (lround<mode>di2, lround<mode>si2): Ditto.
15767 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15769 * lower-subreg.c: Include except.h.
15770 (decompose_multiword_subregs): Verify that the only control flow
15771 insns we can split are loads to multi-words pseudos.
15772 Handle breaking such blocks after splitting, instead of calling
15773 find_many_sub_basic_blocks.
15775 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15776 on the new basic block. Add a lengthy comment explaining why we
15777 thought this was necessary.
15778 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15780 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15783 * tree.c (walk_type_fields): Recurse into the element type of
15784 ARRAY_TYPEs if there is a pointer set.
15786 2007-03-10 Dirk Mueller <dmueller@suse.de>
15788 * c-common.c (warn_logical_operator): Fix condition.
15790 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15792 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15794 * config/darwin.c (machopic_select_section): Remove superfluous
15795 argument in call to categorize_decl_for_section. Remove unused
15798 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15800 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15802 * configure: Regenerate.
15804 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15807 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15808 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15809 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15810 Add LABEL_NUSES to emitted label.
15811 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15812 branch probability value to emitted jump insn.
15813 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15814 Do not check life information and do not re-arrange input operands
15815 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15817 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15819 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15820 the change of decode_asm_operands.
15822 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15824 * mode-switching.c (create_pre_exit): Skip blockage insn.
15826 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15828 * tree-pass.h (TODO_update_smt_usage): Remove.
15830 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15834 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15836 * pa.c (attr_length_call): Revise condition for long
15837 pc-relative branch.
15838 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15839 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15840 sequence on SOM target.
15842 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15844 * gcc.c: Document %{, in big comment at top.
15845 (input_suffix_matches): Remove special handling for .s and
15847 (input_spec_matches): New.
15848 (handle_braces): Handle %{,.
15849 (validate_switches): ',' indicates a value which is not a switch.
15850 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15851 to detect assembler input.
15852 * config/i386/sol2.h (CPP_SPEC): Likewise.
15853 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15854 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15855 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15856 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15857 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15858 -m64 causes deployment target to default to 10.5.
15859 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15861 2007-03-09 Richard Henderson <rth@redhat.com>
15864 * target.h (targetm.asm.out.reloc_rw_mask): New.
15865 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15866 (TARGET_ASM_OUT): Use it.
15867 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15868 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15869 use the new reloc_rw_mask target hook instead.
15870 (default_section_type_flags_1): Merge into...
15871 (default_section_type_flags): ... here.
15872 (decl_readonly_section_1): Merge into...
15873 (decl_readonly_section): ... here.
15874 (default_elf_select_section_1): Merge into...
15875 (default_elf_select_section): ... here.
15876 (default_unique_section_1): Merge into...
15877 (default_unique_section): ... here.
15878 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15879 (default_select_rtx_section): Use it.
15880 (default_elf_select_rtx_section): Likewise.
15881 * output.h: Update to match.
15882 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15883 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15884 (TARGET_ASM_RELOC_RW_MASK): New.
15885 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15886 to categorize_decl_for_section.
15887 (x86_64_elf_unique_section): Likewise.
15888 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15889 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15890 (TARGET_ASM_RELOC_RW_MASK): New.
15891 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15892 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15893 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15894 (TARGET_RWRELOC): Remove.
15895 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15896 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15897 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15898 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15899 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15900 (rs6000_xcoff_select_section): Use decl_readonly_section.
15901 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15902 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15903 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15904 (TARGET_SECTION_TYPE_FLAGS): Remove.
15905 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15907 2007-03-09 Roger Sayle <roger@eyesopen.com>
15909 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15910 complex constant equality/inequality comparisons for here.
15911 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15912 known at compile-time or can be simplified to a scalar comparison.
15913 (fold_relational_const): Move compile-time evaluation of complex
15914 constant equality/inequality comparisons to here.
15916 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15918 PR rtl-optimization/30643
15919 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15921 (fold_rtx): Recurse, like before 2006-11-03.
15923 2007-03-09 DJ Delorie <dj@redhat.com>
15925 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15928 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15930 PR tree-optimization/30375
15931 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15932 LHS of statements is not the same.
15933 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15935 2007-03-09 Chao-ying Fu <fu@mips.com>
15937 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15939 * doc/invoke.texi (-mdspr2): Document new option.
15940 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15941 New unspec for DSP REV 2.
15942 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15943 these instructions are extended in DSP REV 2.
15944 (mips-dspr2.md): Include.
15945 * config/mips/mips.opt (mdspr2): New option.
15946 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15947 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15948 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15949 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15950 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15951 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15952 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15954 (bdesc_map): Add one field of unsupported_target_flags.
15955 (bdesc_arrays): Update entries to have extra fields. Add
15957 (mips_init_builtins): Initialize new function types.
15958 Check unsupported_target_fileds to filter out builtins.
15959 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15961 (ASM_SPEC): Pass mdspr2 to the assembler.
15962 * config/mips/mips-dspr2.md: New file.
15964 2007-03-09 Sa Liu <saliu@de.ibm.com>
15966 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15968 2007-03-09 Ian Lance Taylor <iant@google.com>
15970 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15971 argument) like -Wstrict-overflow=2.
15972 * doc/invoke.texi (Warning Options): Update documentation.
15974 2007-03-09 Dirk Mueller <dmueller@suse.de>
15977 * doc/invoke.texi (-Wlogical-op): Document.
15978 * common.opt (-Wlogical-op): New.
15979 * c-common.h (warn_logical_operator): Declare.
15980 * c-common.c (warn_logical_operator): Define.
15981 * c-typeck.c (parser_build_binary_op): Call
15982 warn_logical_operator.
15984 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15986 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15987 * final.c (final_scan_insn): Test for non-"" file name.
15989 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15991 * doc/loop.texi: Document the Omega linear constraints solver.
15992 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15993 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15994 omega-hash-table-size, omega-max-keys, and
15995 omega-eliminate-redundant-constraints.
15996 * tree-pass.h (pass_check_data_deps): Declared.
15999 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16000 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16001 pass_check_data_deps): New.
16002 * tree-data-ref.c (init_data_ref): Remove declaration.
16003 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16004 (analyze_array): Renamed init_array_ref, move up initializations.
16005 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16006 Removed arguments that are set to NULL.
16007 (analyze_indirect_ref): Correct indentation, correct call to
16009 (object_analysis): Call init_array_ref instead of analyze_array.
16010 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16011 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16012 of DR_ACCESS_FNS_ADDR.
16013 (init_omega_eq_with_af, omega_extract_distance_vectors,
16014 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16015 ddr_consistent_p): New.
16016 (compute_affine_dependence): Check consistency of ddrs when
16017 flag_check_data_deps is passed.
16018 (analyze_all_data_dependences): Uncomment.
16019 (tree_check_data_deps): New.
16020 * tree-data-ref.h: Include omega.h.
16021 (DR_ACCESS_FNS_ADDR): Removed.
16022 (data_dependence_relation): Add inner_loop.
16023 (DDR_INNER_LOOP): New.
16024 * common.opt (fcheck-data-deps): New.
16025 * tree-flow.h (tree_check_data_deps): Declare.
16026 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16027 (OBJS-common): Depend on omega.o.
16029 * passes.c (pass_check_data_deps): Scheduled.
16030 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16031 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16032 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16033 PARAM_VECT_MAX_VERSION_CHECKS,
16034 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16036 2007-03-09 Richard Guenther <rguenther@suse.de>
16038 PR tree-optimization/30904
16039 PR middle-end/31058
16040 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16041 the same way as *_DIV_EXPR.
16043 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16045 * recog.c (decode_asm_operands): No mixed declarations and code.
16047 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16049 * rtl.def (ASM_INPUT): Add location.
16050 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16051 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16052 (decode_asm_operands): Add loc operand.
16053 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16054 * stmt.c (expand_asm): Rename to...
16055 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16056 gen_rtx_ASM_INPUT_loc.
16057 (expand_asm_expr): Adjust.
16058 * recog.c (decode_asm_operands): Add loc operand.
16059 (check_asm_operands, extract_insn): Adjust.
16060 * reload1.c (maybe_fix_stack_asms): Likewise.
16061 * final.c (asm_insn_count): Likewise.
16062 (final_scan_insn): Output # line before and after asm.
16064 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16066 * tree-ssa-structalias.c (variable_info): Remove
16068 (new_var_info): Ditto.
16069 (shared_bitmap_info_t): New structure.
16070 (shared_bitmap_table): New variable.
16071 (shared_bitmap_hash): New function.
16072 (shared_bitmap_eq): Ditto
16073 (shared_bitmap_lookup): Ditto.
16074 (shared_bitmap_add): Ditto.
16075 (merge_smts_into): Change to take bitmap directly.
16076 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16077 (init_alias_vars): Init shared bitmap hashtable.
16078 (delete_points_to_sets): Delete shared bitmap hashtable.
16079 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16080 is_aliased removal as a change that was still necessary was
16083 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16085 * config/i386/i386.h (override_options): Conditionally disable
16086 x86_sahf for 64bit targets only.
16088 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16091 * c-decl.c (merge_decls): Don't call make_var_volatile.
16092 * varasm.c (make_var_volatile): Remove.
16093 * output.h (make_var_volatile): Remove.
16095 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16097 PR tree-optimization/31085
16098 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16100 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16102 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16103 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16104 ATTR_CONST_NOTHROW_LIST.
16106 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16109 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16111 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16113 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16116 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16118 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16119 passed, use shared libgcc.
16121 2007-03-08 Roger Sayle <roger@eyesopen.com>
16123 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16124 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16125 (honor_protect_cleanup_actions, lower_try_finally_switch):
16127 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16128 ifc_temp_var): Likewise.
16129 * tree-inline.c (setup_one_parameter): Likewise.
16130 * tree-mudflap.c (mf_decl_cache_locals,
16131 mf_build_check_statement_for): Likewise.
16132 * tree-nested.c (init_tmp_var, save_tmp_var,
16133 finalize_nesting_tree_1): Likewise.
16134 * tree-outof-ssa.c (insert_copy_on_edge,
16135 insert_backedge_copies): Likewise.
16136 * tree-profile.c (tree_gen_edge_profiler,
16137 tree_gen_ic_profiler): Likewise.
16138 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16139 * tree-sra.c (sra_build_assignment): Likewise.
16140 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16141 * tree-ssa-math-opts.c (insert_reciprocals,
16142 execute_cse_sincos_1): Likewise.
16143 * tree-tailcall.c (adjust_accumulator_values,
16144 adjust_return_value): Likewise.
16145 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16146 * tree-vect-transform.c (vect_create_data_ref_ptr,
16147 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16148 vect_create_epilog_for_reduction, vectorizable_reduction,
16149 vectorizable_call, vectorizable_conversion,
16150 vectorizable_assignment, vectorizable_operation,
16151 vectorizable_type_demotion, vect_gen_widened_results_half,
16152 vect_permute_store_chain, vectorizable_store,
16153 vect_setup_realignment, vect_permute_load_chain,
16154 vectorizable_load, vectorizable_condition,
16155 vect_create_cond_for_align_checks): Likewise.
16156 * tree-vrp.c (build_assert_expr_for): Likewise.
16158 2007-03-08 Ian Lance Taylor <iant@google.com>
16160 * tree-vrp.c: Include "intl.h".
16161 (usable_range_p): New static function.
16162 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16163 overflowed values, juts set *strict_overflow_p.
16164 (compare_values): Only return -2 if one of the operands is not a
16166 (compare_ranges): Call usable_range_p.
16167 (compare_range_with_value): Likewise.
16168 (vrp_evaluate_conditional_warnv): Rename from
16169 vrp_evaluate_conditional. Make static. Change all callers.
16170 (vrp_evaluate_conditional): New function.
16171 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16172 on signed overflow.
16173 (simplify_abs_using_ranges): Likewise.
16174 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16175 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16176 within_stmt parameter.
16177 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16178 vrp_evaluate_conditional.
16179 * tree-ssa-threadedge.c
16180 (record_temporary_equivalences_from_stmts_at_dest): Change
16181 simplify parameter to take a second tree parameter.
16182 (simplify_control_stmt_condition): Likewise.
16183 (thread_across_edge): Likewise.
16184 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16185 (thread_across_edge): Likewise.
16186 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16188 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16190 * config/i386/i386.h (TARGET_SAHF): New define.
16191 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16192 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16193 (x86_sahf): New global variable.
16194 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16195 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16196 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16197 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16199 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16200 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16201 when expanding fcomi/sahf based tests.
16202 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16203 expanding sahf based alternative. Emit sahf based sequence when
16204 optimizing for code size.
16205 * config/i386/i386.md (x86_sahf_1): Do not disable for
16206 TARGET_64BIT, enable for TARGET_SAHF.
16208 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16210 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16211 spurious whitespace from error message.
16213 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16216 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16218 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16220 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16222 * tree-sra.c (instantiate_element): Propagate disabled warnings
16223 from the element itself to the created variable.
16225 2007-03-07 Richard Henderson <rth@redhat.com>
16228 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16229 silently fix up the stack in the case of a missing register.
16231 2007-03-07 Paul Brook <paul@codesourcery.com>
16233 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16235 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16237 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16239 (phase1_vrs): Use them.
16240 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16241 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16242 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16243 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16244 __gnu_Unwind_Restore_WMMXC if required.
16245 (_Unwind_VRS_Pop): Implement iWMMXt support.
16246 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16247 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16248 gnu_Unwind_Save_WMMXC): Define.
16250 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16252 * config/vxworks.h (vxworks_override_options): Declare.
16253 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16254 * config/vxworks.c: Include target.h and toplev.h.
16255 (vxworks_override_options): New function.
16256 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16258 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16260 * config/s390/s390.c (override_options): Don't emit an error when
16261 -mstack-size is used without providing -mstack-guard.
16262 (s390_emit_prologue): Choose stack_guard value automatically if not
16263 provided via command line.
16264 * doc/invoke.texi: Adjust description of -mstack-guard and
16267 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16269 * config/i386/i386.c (output_set_got): Add a GOT initialization
16270 sequence for VxWorks PIC.
16271 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16272 around labels as well as symbols. Use gotoff_operand instead
16273 of local_symbolic_operand.
16274 (legitimize_pic_address): Use gotoff_operand instead of
16275 local_symbolic_operand. Use @GOT accesses for labels as
16277 (ix86_output_addr_diff_elt): Use PC-relative rather than
16278 GP-relative offsets for VxWorks PIC.
16279 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16280 no_new_pseudos. Check whether the returned register is op0.
16281 * config/i386/i386.md (tablejump): Use PC-relative rather than
16282 GP-relative offsets for VxWorks PIC.
16283 * config/i386/predicates.md (gotoff_operand): New predicate.
16285 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16287 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16289 * config/vxworks-dummy.h: New file.
16290 * config/i386/i386.h: Include it.
16292 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16294 * dwarf2out.c (is_inlined_entry_point): New
16295 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16296 DW_AT_ranges if the first subblock is the entry point.
16298 2007-03-06 David Daney <ddaney@avtrex.com>
16300 * doc/install.texi (mips-*-*): Change recommended binutils
16303 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16305 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16306 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16308 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16309 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16311 2007-03-06 Jan Hubicka <jh@suse.cz>
16313 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16314 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16316 (probably_cold_bb_p): Cold functions are cold.
16317 (probably_never_executed_bb_p): Cold functions are cold.
16318 (tree_bb_level_predictions): Predict calls to cold functions as not
16320 (compute_function_frequency): Check hot/cold attributes.
16321 * function.h (function_frequency): Update comments.
16322 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16323 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16324 (c_common_att): Add cold and hot.
16326 * doc/extend.texi (hot,cold attributes): Document.
16328 2007-03-06 Andrew Haley <aph@redhat.com>
16330 * function.c (expand_function_end): Move blockage to just after we
16331 emit the label for the naked return from the function.
16333 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16335 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16338 2007-03-06 Jan Hubicka <jh@suse.cz>
16340 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16341 loaded for constant large models. Non-large 64bit PIC can do.
16342 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16343 * cmodel.h: Add LARGE PIC.
16344 * i386.md (UNSPEC_PLTOFF): New.
16345 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16347 (*call_1_rex64): Disable for large models.
16348 (*call_1_rex64_large): New.
16349 (*call_value_1_rex64): Disable for large models.
16350 (*call_value_1_rex64_large): New.
16351 (set_rip_rex4): New.
16352 (set_got_offset_rex64): New.
16353 * predicates.md (constant_call_address_operand): For large model
16354 constant calls are not possible.
16355 * i386-protos.h (construct_plt_address): Declare.
16356 * i386.c (override_options): Accept large models.
16357 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16358 (legitimate_constant_p): Add new UNSPECs.
16359 (legitimate_pic_operand_p): Likewise.
16360 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16361 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16363 (output_pic_addr_const): Add PLTOFF.
16364 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16365 (ix86_expand_move): Legitimize pic address when in PIC mode.
16366 (construct_plt_address): New function.
16367 (ix86_expand_call): Offload the address to register and use GOT
16368 pointer for large model.
16369 * invoke.texi (mcmodel=large): Update documentation.
16371 2007-03-06 Richard Henderson <rth@redhat.com>
16373 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16374 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16375 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16376 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16377 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16378 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16379 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16380 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16381 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16382 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16383 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16384 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16385 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16386 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16387 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16388 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16389 x86_schedule, x86_use_bt, x86_pad_returns,
16390 x86_use_xchgb): Merge into ...
16391 (ix86_tune_features): ... here. New array.
16392 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16393 x86_bswap): Merge into ...
16394 (ix86_arch_features): ... here. New array.
16395 (x86_3dnow_a): Remove.
16396 (x86_accumulate_outgoing_args): Make static.
16397 (x86_arch_always_fancy_math_387): Make static.
16398 (ix86_tune_mask, ix86_arch_mask): Move ...
16399 (override_options): ... to local variables here. Apply the
16400 appropriate mask to each element of ix86_arch_features and
16401 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16402 as were done in the old macros.
16403 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16404 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16405 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16406 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16407 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16408 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16409 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16410 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16411 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16412 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16413 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16414 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16415 x86_accumulate_outgoing_args, x86_prologue_using_move,
16416 x86_epilogue_using_move, x86_decompose_lea,
16417 x86_arch_always_fancy_math_387, x86_shift1,
16418 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16419 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16420 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16421 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16422 x86_use_incdec, x86_pad_returns, x86_bswap,
16423 x86_partial_flag_reg_stall): Remove.
16424 (enum ix86_tune_indices): New.
16425 (ix86_tune_features): New.
16426 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16427 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16428 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16429 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16430 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16431 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16432 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16433 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16434 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16435 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16436 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16437 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16438 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16439 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16440 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16441 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16442 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16443 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16444 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16445 TARGET_EXT_80387_CONSTANTS): Use it.
16446 (enum ix86_arch_indices): New.
16447 (ix86_arch_features): New.
16448 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16449 TARGET_BSWAP): Use it.
16450 (ix86_tune_mask, ix86_arch_mask): Remove.
16452 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16455 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16456 Define using $${sysroot_headers_suffix}.
16457 * configure: Regenerate.
16458 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16459 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16461 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16462 * gcc.c (print_sysroot_headers_suffix): New.
16463 (option_map): Include --print-sysroot-headers-suffix.
16464 (display_help): Mention -print-sysroot-headers-suffix.
16465 (process_command): Handle -print-sysroot-headers-suffix.
16466 (do_spec_1): Append multilib directory to include-fixed path if
16467 sysroot suffixes in use.
16468 (main): Handle -print-sysroot-headers-suffix.
16469 * Makefile.in (start.encap): Don't depend on xlimits.h
16470 (xlimits.h): Remove.
16471 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16472 limits.h for each multilib in fixinc_list.
16473 (fixinc_list, s-fixinc_list): New.
16474 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16475 generate them for each multilib in fixinc_list.
16476 (stmp-fixproto): Use include-fixed. Run fixproto for each
16477 multilib in fixinc_list.
16478 (mostlyclean): Don't remove xlimits.h.
16479 (clean): Remove include-fixed.
16480 (real-install-headers-tar, real-install-headers-cpio,
16481 real-install-headers-cp): Don't copy include, only include-fixed.
16482 (install-mkheaders): Depend on fixinc_list. Don't depend on
16483 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16484 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16485 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16487 2007-03-06 Jan Hubicka <jh@suse.cz>
16489 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16492 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16494 * configure.ac: Allow tm_file to contain build-directory files.
16495 * configure: Regenerate.
16496 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16497 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16498 * config/m68k/print-sysroot-suffix.sh: New file.
16500 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16502 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16503 of pic_offset_table_rtx if reload_completed.
16504 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16505 PIC_OFFSET_TABLE_REGNUM.
16506 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16508 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16509 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16511 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16513 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16514 functions that call eh_return.
16516 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16518 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16519 functions that need a constant pool.
16521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16524 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16525 (m68k_preferred_reload_class): Likewise.
16526 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16527 (SECONDARY_RELOAD_CLASS): Define.
16528 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16529 (LIMIT_RELOAD_CLASS): Delete.
16530 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16531 registers from storing bytes.
16532 (m68k_secondary_reload_class): New function.
16533 (m68k_preferred_reload_class): Likewise.
16535 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16537 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16539 (m68k_expand_prologue): Likewise.
16541 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16543 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16544 (mips_expand_epilogue): Add a bool parameter.
16545 (m68k_legitimize_sibcall_address): Declare.
16546 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16547 (m68k_expand_epilogue): Add a parameter to select between sibling
16548 and normal epilogues. Only generate a return for the latter.
16549 (m68k_ok_for_sibcall_p): New function.
16550 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16551 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16552 (sibcall_value, *sibcall_value): Likewise.
16553 (*call, *call_value): Require !SIBLING_CALL_P.
16554 (epilogue): Update call to m68k_expand_epilogue.
16555 (sibcall_epilogue): New pattern.
16556 * config/m68k/predicates.md (const_call_operand): Say that this
16557 predicate applies to sibling calls too.
16558 (sibcall_operand): New predicate.
16560 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16562 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16563 alternatives as movsi_cf.
16564 (movsf_cf_hard): Add commentary.
16566 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16567 Richard Sandiford <richard@codesourcery.com>
16569 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16570 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16571 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16572 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16573 as being live on exit from an interrupt function.
16574 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16575 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16576 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16577 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16578 (m68k_interrupt_function_p): Globalize.
16579 (m68k_compute_frame_layout): Remove reverse mask code.
16580 (m68k_emit_movem, m68k_set_frame_related): New functions.
16581 (m68k_output_function_prologue): Delete in favor of...
16582 (m68k_expand_prologue): ...this new function.
16583 (m68k_output_function_epilogue): Delete in favor of...
16584 (m68k_expand_epilogue): ...this new function.
16585 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16587 (print_operand): Handle %?.
16588 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16589 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16590 (prologue, epilogue): New patterns.
16591 (return): Turn into a define_expand.
16592 (*return): New pattern, derived from old "return" pattern. Use rte
16593 rather than rts for interrupt functions. Only use rtd if the pop
16595 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16596 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16597 (link, *link, unlink, *unlink, load_got): Likewise.
16599 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16603 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16604 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16605 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16606 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16607 and m68k_matches_u_p.
16608 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16609 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16610 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16611 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16612 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16613 (REG_STRICT_P): New macro.
16614 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16615 PCREL_GENERAL_OPERAND_OK.
16616 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16617 m68k_legitimate_base_reg_p.
16618 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16619 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16620 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16621 * config/m68k/m68k.c (m68k_address): New structure.
16622 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16623 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16624 (m68k_jump_table_ref_p, m68k_decompose_address)
16625 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16626 (m68k_matches_u_p): New functions.
16627 (print_operand_address): Rewrite to use m68k_decompose_index.
16629 2007-03-05 David Taylor <dtaylor@emc.com>
16631 * gcc.c: Correct copyright date in --version output.
16633 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16635 * pa.md: In unamed move patterns, disparge copies between general
16636 and floating point registers using '?' modifier. Don't include 'f'
16637 constraint for register preferences in DImode, SImode, HImode and
16638 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16639 Remove constraints for copies between general and floating registers
16640 in soft-float DFmode pattern.
16641 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16645 2007-03-05 Mike Stump <mrs@apple.com>
16647 * c-common.c (targetcm): Add.
16648 * c-opts.c (c_common_handle_option): Handle language specific
16650 * opts.c (handle_option): Verify language for target options, if
16652 * opth-gen.awk: Add CL_LANG_ALL.
16653 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16654 (TARGETCM_INITIALIZER): Add.
16655 * target.h (struct gcc_targetcm): Add.
16657 * targhooks.c (default_handle_c_option): Add.
16658 * targhooks.h (default_handle_c_option): Add.
16659 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16661 * config/darwin.opt (iframework): Add.
16662 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16663 * config/darwin-c.c (handle_c_option): Add.
16664 (TARGET_HANDLE_C_OPTION): Add.
16666 * doc/invoke.texi (Darwin Options): Add -iframework.
16668 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16670 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16673 2007-03-05 Ian Lance Taylor <iant@google.com>
16675 * c.opt (fgnu89-inline): New option.
16676 * c-opts.c (c_common_post_options): Set default value for
16678 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16679 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16681 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16682 (grokdeclarator, start_function): Likewise.
16683 * c-cppbuiltin.c (c_cpp_builtins): Define either
16684 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16685 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16686 (C Dialect Options): Document -fgnu89-inline.
16687 * doc/extend.texi (Function Attributes): Explain what the
16688 gnu_inline attribute does.
16689 * doc/cpp.texi (Common Predefined Macros): Document
16690 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16692 2007-03-05 Ian Lance Taylor <iant@google.com>
16694 PR tree-optimization/31034
16695 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16696 half-range if the other side is an overflow infinity.
16698 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16700 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16701 (bfin*-linux-uclibc*): New configuration.
16702 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16704 * config/bfin/linux.h: New file.
16705 * config/bfin/libgcc-bfin.ver: New file.
16706 * config/bfin/t-bfin-uclinux: New file.
16707 * config/bfin/t-bfin-linux: New file.
16708 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16709 (TARGET_OS_CPP_BUILTINS): New macro.
16711 2007-03-05 Richard Guenther <rguenther@suse.de>
16713 * fold-const.c (fold_binary): Remove duplicate folding
16714 of comparison of non-null ADDR_EXPR against null.
16716 2007-03-05 Richard Guenther <rguenther@suse.de>
16717 Dorit Nuzman <dorit@il.ibm.com>
16719 PR tree-optimization/26420
16720 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16721 are no loops in the function. Only print the number of
16722 vectorized loops if it is greater than zero or we are supposed
16723 to print information about unvectorized loops.
16725 2007-03-05 Revital Eres <eres@il.ibm.com>
16727 * gcc.dg/var-expand1.c: New test.
16728 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16729 when an accumulator is expanded.
16731 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16734 * c-common.c (convert_and_check): Don't give warnings for
16735 conversion if 'expr' already overflowed.
16737 2007-03-04 Roger Sayle <roger@eyesopen.com>
16739 PR middle-end/30744
16740 * fold-const.c (fold_comparison): Enforce type consistency when
16741 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16743 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16745 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16746 containing a cast to the base of TARGET_MEM_REF.
16748 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16750 * tree.c (tree_contains_struct_check_failed): Remove spurious
16751 whitespace from error message.
16753 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16756 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16757 instead of precision.
16759 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16760 Nathan Sidwell <nathan@codesourcery.com>
16762 * emit-rtl.c (find_auto_inc): New.
16763 (try_split): recreate REG_INC notes,
16764 Use regular for loops rather than whiles.
16766 2007-03-03 Andreas Schwab <schwab@suse.de>
16768 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16769 * configure: Regenerate.
16771 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16773 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16774 flag_rounding_math, not flag_unsafe_math_optimizations.
16776 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16778 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16779 alpha_fold_vector_minmax): Likewise.
16780 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16781 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16783 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16785 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16786 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16787 if the lhs has side-effects.
16788 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16790 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16792 * config/i386/i386.h (TUNEMASK): Remove define.
16793 (ARCHMASK): Remove define.
16794 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16795 Use ix86_arch_mask variable instead of ARCHMASK.
16796 * config/i386/i386.c (override_options): Ditto.
16797 (standard_80387_constant_p): Ditto.
16799 2007-03-02 Ian Lance Taylor <iant@google.com>
16801 Used signed infinities in VRP.
16802 * tree-vrp.c (uses_overflow_infinity): New static function.
16803 (supports_overflow_infinity): New static function.
16804 (make_overflow_infinity): New static function.
16805 (negative_overflow_infinity): New static function.
16806 (positive_overflow_infinity): New static function.
16807 (is_negative_overflow_infinity): New static function.
16808 (is_positive_overflow_infinity): New static function.
16809 (is_overflow_infinity): New static function.
16810 (overflow_infinity_range_p): New static function.
16811 (compare_values_warnv): New function split out of compare_values.
16812 (compare_value): Call it.
16813 (set_value_range_to_nonnegative): Add overflow_infinity
16814 parameter. Change caller.
16815 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16817 (vrp_expr_computes_nonzero): Likewise.
16818 (compare_ranges, compare_range_with_value): Likewise.
16819 (compare_name_with_value, compare_names): Likewise.
16820 (vrp_evaluate_conditional): Likewise.
16821 (set_value_range): Handle infinity
16822 (vrp_operand_equal_p, operand_less_p): Likewise.
16823 (extract_range_from_assert): Likewise.
16824 (vrp_int_const_binop): Likewise.
16825 (extract_range_from_binary_expr): Likewise.
16826 (extract_range_from_unary_expr): Likewise.
16827 (extract_range_from_comparison): Likewise.
16828 (extract_range_from_expr): Likewise.
16829 (dump_value_range): Likewise.
16830 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16831 (test_for_singularity): Likewise.
16832 (vrp_int_const_binop): Remove inline qualifier.
16833 (adjust_range_with_scev): Add comment.
16834 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16836 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16838 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16839 (get_constraint_for): Likewise.
16840 (do_structure_copy): Likewise.
16841 (find_func_aliases): Fix references to MODIFY_EXPR.
16842 (intra_create_variable_infos): Tidy.
16843 * tree-ssa-operands.c (add_virtual_operand): Add argument
16845 When adding members of alias sets, if IS_CALL_SITE is true and
16846 the symbol is not call-clobbered, skip it.
16847 Adjust all callers.
16849 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16851 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16852 entry by means of emit_insn_at_entry.
16854 2007-03-02 Richard Henderson <rth@redhat.com>
16856 * expr.h (promoted_input_arg): Remove decl.
16857 * function.c (promoted_input_arg): Merge into ...
16858 * combine.c (setup_incoming_promotions): ... only caller.
16859 Rearrange to avoid double loop.
16861 2007-03-02 Ben Elliston <bje@au.ibm.com>
16862 Peter Bergner <bergner@vnet.ibm.com>
16863 Janis Johnson <janis187@us.ibm.com>
16865 * config/rs6000/dfp.md: New file.
16866 * config/rs6000/rs6000.md: Include dfp.md.
16867 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16868 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16869 and TDmode decimal float modes in FP registers.
16870 (num_insns_constant): Likewise.
16871 (rs6000_legitimate_offset_address_p): Likewise.
16872 (rs6000_legitimize_address): Likewise.
16873 (rs6000_legitimize_reload_address): Likewise.
16874 (rs6000_legitimate_address): Likewise.
16875 (rs6000_emit_move): Likewise.
16876 (function_arg_boundary): Likewise.
16877 (function_arg_advance): Likewise.
16878 (rs6000_darwin64_record_arg_recurse): Likewise.
16879 (function_arg): Likewise.
16880 (rs6000_gimplify_va_arg): Likewise.
16881 (rs6000_split_multireg_move): Likewise.
16882 (rs6000_output_function_epilogue): Likewise.
16883 (rs6000_output_function_epilogue): Likewise.
16884 (rs6000_register_move_cost): Likewise.
16885 (rs6000_function_value): Likewise.
16886 (rs6000_libcall_value): Likewise.
16888 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16890 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16892 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16894 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16895 Use $MULTIDIR to choose between the kernel and RTP headers,
16896 and use $WIND_BASE and $WIND_USR to locate them.
16898 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16900 * config/i386/i386.c (override_options): Put initialization of
16901 ix86_tune_mask and ix86_arch_mask to the correct place.
16903 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16904 Michael Meissner <michael.meissner@amd.com>
16907 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16908 (ARCHMASK): Define.
16909 (TARGET_CMOVE): Use ARCHMASK.
16910 (TARGET_CMPXCHG): Ditto.
16911 (TARGET_CMPXCHG8B): Ditto.
16912 (TARGET_XADD): Ditto.
16913 (TARGET_BSWAP): Ditto.
16914 * config/i386/i386.c (ix86_tune_mask): New global variable.
16915 (ix86_arch_mask): Ditto.
16916 (override_options): Initialize ix86_tune_mask and
16917 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16920 2007-03-02 Ben Elliston <bje@au.ibm.com>
16923 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16925 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16927 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16928 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16929 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16930 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16932 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16933 rs6000_init_dwarf_reg_sizes_extra): New.
16934 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16935 SPE register high parts.
16937 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16939 * Makefile.in: Add install-pdf target as
16940 copied from automake v1.10 rules.
16941 * configure.ac: Add install-pdf to target list.
16942 * configure: Regenerate.
16944 2007-03-01 Paul Brook <paul@codesourcery.com>
16946 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16947 modes to LDRD for DImode.
16948 (output_move_double): Fixup out of range ldrd/strd.
16949 (vfp_secondary_reload_class): Rename...
16950 (coproc_secondary_reload_class): ... to this. Add wb argument.
16951 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16952 coproc_secondary_reload_class for CLASS_IWMMXT.
16953 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16954 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16956 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16958 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16959 unroll factor by the estimated number of iterations.
16960 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16961 than prefetch latency.
16963 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16964 decode_caches_intel, detect_caches_intel): New functions.
16965 (host_detect_local_cpu): Use detect_caches_amd and
16966 detect_caches_intel.
16968 2007-03-01 Richard Henderson <rth@redhat.com>
16970 * expr.c (emit_move_complex_push): Export.
16971 (emit_move_complex_parts): Split out from ...
16972 (emit_move_complex): ... here.
16973 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16974 * config/i386/i386.md (movcdi): New.
16976 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16978 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16979 size of mode1 to check for tieable modes in MMX case.
16981 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16983 * Makefile.in (rtlanal.o): Depend on tree.h.
16984 * rtl.h (offset_within_section_p, split_const): Declare.
16985 * rtlanal.c: Include tree.h.
16986 (offset_within_block_p): New function, taken from
16987 mips_offset_within_object_p.
16988 (split_const): New function, taken from mips_split_const.
16989 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16991 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16992 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16993 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16994 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16995 (m68k_illegitimate_symbolic_constant_p): New function.
16996 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16997 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16998 symbolic constant that might be outside the symbol's section,
16999 move the symbol first and then add the offset.
17000 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17002 * config/mips/mips.c (mips_split_const): Delete.
17003 (mips_offset_within_object_p): Delete.
17004 (mips_symbolic_constant_p): Use offset_within_section_p and
17005 split_const instead of mips_offset_within_object_p and
17007 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17008 (mips_legitimize_const_move, print_operand_reloc)
17009 (mips_dangerous_for_la25_p): Use split_const instead of
17012 2007-02-28 Eric Christopher <echristo@apple.com>
17014 * Makefile.in (install-include-dir): Don't rm -rf include.
17016 2007-02-28 Richard Guenther <rguenther@suse.de>
17018 PR middle-end/30364
17019 * fold-const.c (fold_binary): Do not associate expressions
17020 with more than one variable for integer types that do not wrap.
17022 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17024 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17025 Delete, and replace with...
17026 (fold_builtin_call_array): This. Update callers to use it.
17027 * fold-const.c (fold_build_call_list): Delete, and replace with...
17028 (fold_build_call_array): This.
17029 (fold_build_call_list_initializer): Delete, and replace with...
17030 (fold_build_call_array_initializer): This.
17031 * tree.h: Update declarations to reflect above changes.
17033 * c-typeck.c (build_function_call): Store converted arguments
17034 in a stack-allocated array instead of building a list.
17035 (convert_arguments): Store arguments in the array passed in as an
17036 argument, and return the actual number of arguments.
17037 * c-format.c: (check_function_format): Pass arguments in an
17038 array instead of a list.
17039 * c-common.c (check_function_nonnull): Likewise.
17040 (check_function_sentinel): Likewise.
17041 (check_function_arguments): Likewise.
17042 * c-common.h: Update declarations to reflect above changes.
17044 2007-02-28 Jan Hubicka <jh@suse.cz>
17046 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17047 PRED_NEGATIVE_RETURN): Update outcomes.
17049 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17051 * calls.c (emit_library_call_value_1): Handle partial registers
17052 correctly when building up CALL_INSN_FUNCTION_USAGE.
17054 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17056 * pa/predicates.md (move_src_operand): Allow zero for mode.
17057 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17060 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17063 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17064 *movv2df_internal): Enable pattern only for valid operand
17066 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17067 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17069 2007-02-27 Mike Stump <mrs@apple.com>
17071 * config/darwin-crt3.c: Avoid compilation when compiling for a
17074 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17076 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17078 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17079 for fixed headers and limits.h.
17080 (install-include-dir, install-headers-tar, install-headers-cpio,
17081 install-headers-cp, real-install-headers-tar,
17082 real-install-headers-cpio, real-install-headers-cp): Handle
17083 include-fixed as well as include.
17084 (install-mkheaders): Don't install files that go only in include
17086 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17087 from GCC_INCLUDE_DIR.
17088 * gcc.c (process_command): Remove special -BstageN/ handling.
17089 (do_spec_1): Add include-fixed directories.
17091 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17093 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17095 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17097 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17100 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17102 * c-common.c (get_priority): Add check for
17103 SUPPORTS_INIT_PRIORITY.
17105 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17107 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17109 * config/bfin/bfin.c: Include "cfglayout.h".
17110 (MAX_LSETUP_DISTANCE): New macro.
17111 (struct loop_info): New members incoming, incoming_src and
17112 incoming_dest. Delete member predecessor.
17113 (length_for_loop): New function.
17114 (bfin_optimize_loop): Handle more different loop structures.
17115 (bfin_discover_loop): Rework detection of predecessor blocks by
17116 examining incoming edges.
17117 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17119 (bfin_reorder_loops): New function.
17120 (bfin_reorg_loops): Use these three new functions.
17122 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17123 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17124 (CONSTRAINT_LEN): Add entry for 'q'.
17125 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17126 Add 'q' constraints.
17127 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17128 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17130 * config/bfin/bfin.md (add_with_carry): New pattern.
17131 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17132 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17133 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17134 support unsigned multiplies too. Removed incorrect commutativity from
17135 operand 1 constraint where appropriate.
17136 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17138 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17139 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17141 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17142 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17143 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17144 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17145 usmulhisi_hh_huh): New patterns.
17147 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17148 lshifthi3): Fix output template to use half reg for operand 2.
17150 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17153 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17155 2007-02-27 Andreas Schwab <schwab@suse.de>
17157 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17159 2007-02-27 Jan Hubicka <jh@suse.cz>
17161 * predict.c (last_basic_block_p): Remove.
17162 (tree_estimate_probability): Update return heuristic for commonized
17165 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17167 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17169 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17171 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17172 * doc/cpp.texi: Standardize title page.
17173 * doc/cppinternals.texi: Likewise.
17174 * doc/gcc.texi: Standardize title page, remove version number
17175 from copyright page.
17176 * doc/gccint.texi: Likewise.
17177 * doc/install.texi: Standardize title page, add table of
17180 2007-02-26 Jan Hubicka <jh@suse.cz>
17182 * predict.def: Set outcomes according to more recent results.
17183 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17184 Remove dead predictors.
17185 * predict.c (return_prediction): Fix pasto.
17187 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17189 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17190 change; avoid a memory leak when returning early.
17192 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17194 * c-decl.c (static_ctors): Move to c-common.c.
17195 (static_dtors): Likewise.
17196 (finish_function): Use c_record_cdtor_fn.
17197 (build_cdtor): Move to c-common.c.
17198 (c_write_global_declarations): Use c_build_cdtor_fns.
17199 * c-common.h (static_ctors): Declare.
17200 (static_dtors): Likewise.
17201 (c_record_cdtor_fn): Likewise.
17202 (c_build_cdtor_fns): Likewise.
17203 * c-common.c (static_ctors): New variable.
17204 (static_dtors): Likewise.
17205 (c_record_cdtor_fn): New function.
17206 (build_cdtor): Move from c-decl.c
17207 (c_build_cdtor_fns): New function.
17209 * output.h (assemble_addr_to_section): Declare.
17210 (get_cdtor_priority_section): Likewise.
17211 * varasm.c (assemble_addr_to_section): New function.
17212 (get_cdtor_priority_section): Likewise.
17213 (default_named_section_asm_out_destructor): Use them.
17214 (destor_dtor_section_asm_out_destructor): Likewise.
17215 (default_named_section_asm_out_constructor): Likewise.
17216 (default_ctor_section_asm_out_constructor): Likewise.
17217 * config.gcc (*-*-vxworks*): Include vxworks.o.
17218 * config/t-vxworks (vxworks.o): New target.
17219 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17220 (TARGET_ASM_CONSTRUCTOR): Define.
17221 (TARGET_ASM_DESTRUCTOR): Likewise.
17222 (vxworks_asm_out_constructor): Declare.
17223 (vxworks_asm_out_destructor): Likewise.
17225 * c-common.c (get_priority): Check that we have not just an
17226 INTEGER_CST, but an integer constant with integeral type.
17228 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17230 PR tree-optimization/30938
17231 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17232 use &dt[nargs-1] instead of &dt[nargs] in the call to
17233 vect_is_simple_use().
17235 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17237 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17238 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17239 Do not attempt to handle MEM inside auto-inc expressions.
17240 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17241 of a register modified by an auto-inc expression. However, do handle
17242 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17243 (elimination_effects): Prohibit elimination of a register modified
17244 by an auto-inc expression. Disable register elimination rules whose
17245 target register is modified by an auto-inc expression with variable
17248 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17250 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17252 (array_at_struct_end_p): New function.
17253 (idx_infer_loop_bounds): Use it.
17254 (estimate_numbers_of_iterations_loop): Export.
17255 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17256 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17257 (tree_estimate_probability): Call record_loop_exits.
17258 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17259 (estimated_loop_iterations, estimated_loop_iterations_int,
17260 estimated_loop_iterations_tree): New functions.
17261 (analyze_siv_subscript_cst_affine,
17262 compute_overlap_steps_for_affine_1_2,
17263 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17264 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17265 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17266 (PRED_LOOP_ITERATIONS_GUESSED): New.
17267 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17268 * cfgloop.h (estimate_numbers_of_iterations_loop,
17269 estimated_loop_iterations_int): Declare.
17271 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17273 * doc/extend.texi: Document optional priority argument to
17274 constructors and destructors.
17275 * tree.c (init_priority_for_decl): Adjust GTY markers.
17276 (init_ttree): Use priority-info hash functions for
17277 init_priority_for_decl.
17278 (tree_map_eq): Rename to ...
17279 (tree_map_base_eq): ... this.
17280 (tree_map_marked_p): Rename to ...
17281 (tree_map_base_marked_p): ... this.
17282 (tree_map_base_hash): New function.
17283 (decl_init_priority_lookup): Rework.
17284 (decl_fini_priority_lookup): New function.
17285 (decl_priority_info): New function.
17286 (decl_init_priority_insert): Use it.
17287 (decl_fini_priority_insert): Likewise.
17288 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17290 (decl_restrict_base_insert): Likewise.
17291 (decl_debug_expr_insert): Likewise.
17292 (decl_value_expr_lookup): Likewise.
17293 (decl_value_expr_insert): Likewise.
17294 * tree.h (priority_type): New type.
17295 (decl_init_priority_lookup): Use priority_type.
17296 (decl_fini_priority_lookup): New function.
17297 (decl_init_priority_insert): Use priority_type.
17298 (decl_fini_priority_insert): New function.
17299 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17300 (DECL_INIT_PRIORITY): Likewise.
17301 (SET_DECL_INIT_PRIORITY): Add comment.
17302 (DECL_FINI_PRIORITY): New macro.
17303 (SET_DECL_FINI_PRIORITY): Likewise.
17304 (DEFAULT_INIT_PRIORITY): Document.
17305 (MAX_INIT_PRIORITY): Likewise.
17306 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17307 (tree_map_base): New type.
17308 (tree_map_base_eq): New function.
17309 (tree_map_base_hash): Likewise.
17310 (tree_map_base_marked_p): Likewise.
17311 (tree_map): Inherit from tree_map_base.
17312 (tree_map_eq): Make it a macro.
17313 (tree_map_marked_p): Likewise.
17314 (tree_int_map): Inherit from tree_map_base.
17315 (tree_int_map_eq): Make it a macro.
17316 (tree_int_map_hash): Likewise.
17317 (tree_int_map_marked_p): Likewise.
17318 (tree_priority_map): New type.
17319 (tree_priority_map_eq): New macro.
17320 (tree_priority_map_hash): Likewise.
17321 (tree_priority_map_marked_p): Likewise.
17322 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17324 (emutls_common_1): Likewise.
17325 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17326 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17327 of tree_map hierarchy.
17328 * tree-cfg.c (move_stmt_r): Likewise.
17329 (new_label_mapper): Likewise.
17330 * c-tree.h (c_expand_body): Move to ...
17331 * c-common.h (c_expand_body): ... here.
17332 * c-decl.c (c_expand_body): Move to ...
17333 * c-common.c (c_expand_body): ... here.
17334 (c_common_attribute_table): Allow 1 argument for the constructor
17335 and destructor attributes.
17336 (get_priority): New function.
17337 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17338 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17340 2007-02-24 Jan Hubicka <jh@suse.cz>
17342 PR middle-end/30509
17343 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17344 copying for inlining.
17346 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17347 Jan Hubicka <jh@suse.cz>
17350 * i386.c (counter_mode): New function.
17351 (expand_set_or_movmem_via_loop): Use it.
17352 (expand_movmem_epilogue): Likewise; fix pasto.
17353 (ix86_expand_movmem): Do emit guard even for constant counts.
17354 (ix86_expand_setmem): Likewise.
17356 2007-02-25 Nick Clifton <nickc@redhat.com>
17358 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17359 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17361 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17364 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17365 count argument with 0x10, not with 0x16.
17366 (expand_setmem_epilogue): Ditto.
17368 2007-02-24 Mike Stump <mrs@apple.com>
17370 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17373 2007-02-24 Richard Guenther <rguenther@suse.de>
17375 PR middle-end/30951
17376 * fold-const.c (fold_binary): Fold x +- CST op x for
17377 EQ_EXPR and NE_EXPR.
17379 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17381 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17383 2007-02-24 Jan Hubicka <jh@suse.cz>
17385 * cgraphunit.c (decide_is_function_needed): Honor
17386 -fkeep-inline-functions.
17388 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17390 * builtins.c (fold_builtin_modf): New.
17391 (fold_builtin_2): Use it.
17393 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17395 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17396 (determine_max_iter): Take additional LOOP arg; all callers changed.
17397 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17398 one using simplifications.
17399 (simplify_using_initial_values): Return if the expression becomes
17400 invalid due to altered regs.
17402 2007-02-23 DJ Delorie <dj@redhat.com>
17404 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17406 2007-02-23 Mike Stump <mrs@apple.com>
17408 * tlink.c (scan_linker_output): Parse linker messages from
17409 darwin9's linker better.
17411 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17414 * varpool.c (varpool_assemble_pending_decls): Set
17415 varpool_last_needed_node to null.
17417 2007-02-23 DJ Delorie <dj@redhat.com>
17419 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17420 alignment bigger than the object file can handle.
17422 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17425 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17426 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17427 (*movsf_1): Penalize MMX moves.
17429 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17431 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17432 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17434 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17436 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17438 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17439 (fold_builtin_1): Use them.
17440 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17441 BUILT_IN_SIGNIFICAND.
17443 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17445 * config/i386/i386.c (bdesc_1arg): Initialize
17446 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17447 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17448 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17449 and IX86_BUILTIN_MOVSLDUP.
17451 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17453 PR rtl-optimization/30841
17454 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17456 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17458 * builtins.c (fold_builtin_frexp): New.
17459 (fold_builtin_2): Use it.
17461 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17463 * doc/invoke.texi (Spec Files): Document getenv spec function.
17465 * gcc.c (getenv_spec_function): New function.
17466 (static_spec_functions): Add it.
17467 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17468 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17471 2007-02-22 Michael Matz <matz@suse.de
17474 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17475 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17477 2007-02-22 Ian Lance Taylor <iant@google.com>
17480 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17481 (mem_loc_descriptor): Call it.
17483 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17484 Ira Rosen <irar@il.ibm.com>
17486 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17488 2007-02-22 Ira Rosen <irar@il.ibm.com>
17490 PR tree-optimization/30843
17491 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17492 stores only after all the group is vectorized.
17494 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17496 PR tree-optimization/30858
17497 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17498 in the reduction cycle have a single use in the loop.
17499 * tree-vectorizer.h (relevant): Add documentation.
17501 2007-02-20 Mike Stump <mrs@apple.com>
17503 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17504 * configure: Regenerate.
17506 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17508 Change the defaults of some parameters and options.
17509 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17510 * config/spu/spu.c (spu_optimization_options): Add.
17511 (spu_override_options): Change params in spu_optimization_options.
17512 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17514 Register 127 is only 16 byte aligned when used as a frame pointer.
17515 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17516 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17517 HARD_FRAME_POINTER_REGNUM.
17518 (spu_legitimate_address): Use regno_aligned_for_reload.
17519 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17520 aligned when frame_pointer_needed is true.
17521 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17523 * config/spu/spu.h (INIT_EXPANDERS): Define.
17525 Make sure shift and rotate instructions have valid immediate operands.
17526 * config/spu/predicates.md (spu_shift_operand): Remove.
17527 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17528 * config/spu/constraints.md (W, O): Extend range.
17529 * config/spu/spu.md (umask, nmask): Define.
17530 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17531 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17532 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17533 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17534 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17535 (lshr<mode>3_reg): Fix rtl description.
17537 Make sure mulhisi immediate operands are valid.
17538 * config/spu/predicates.md (imm_K_operand): Add.
17539 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17541 Generate constants using fsmbi and andi.
17542 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17543 (print_operand, spu_split_immediate, classify_immediate,
17544 fsmbi_const_p): Handle IC_FSMBI2.
17546 Correctly handle a CONST_VECTOR containing symbols.
17547 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17548 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17549 (immediate_load_p): Allow symbols that use 2 instructions to create.
17550 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17551 with symbols when flag_pic is set.
17552 (const_vector_immediate_p): New.
17553 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17554 accept a CONST_VECTOR with symbols.
17555 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17556 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17558 * config/spu/spu.md (high, low): Delete.
17559 (low_<mode>): Define.
17561 Remove INTRmode and INTR_REGNUM, which didn't work.
17562 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17564 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17565 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17566 peephole2 pattern): Don't use INTR or 131.
17567 (movintrcc): Delete.
17568 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17569 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17570 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17571 (UNSPEC_SET_INTR): Add.
17572 * config/spu/spu-modes.def (INTR): Remove.
17574 More accurate warnings about run-time relocations.
17575 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17577 Correctly warn about immediate arguments to specific intrinsics.
17578 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17579 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17580 the instruction predicate.
17582 Fix tree check errors with latest update.
17583 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17585 (spu_expand_builtin): Use CALL_EXPR_FN.
17587 Add missing specific intrinsics.
17588 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17590 * config/spu/spu_internals.h: Ditto.
17592 Fix incorrect operand modifiers.
17593 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17594 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17596 Optimize one case of zero_extend of a vec_select.
17597 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17599 Accept any immediate for hbr.
17600 * config/spu/spu.md (hbr): Change s constraints to i.
17602 2007-02-21 Paul Brook <paul@codesourcery.com>
17604 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17605 condexec_count when skipping USE and CLOBBER.
17607 2007-02-21 Nick Clifton <nickc@redhat.com>
17609 * common.opt (Warray-bounds): Add Warning attribute.
17610 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17612 (fsized-zeroes): Add Optimization attribute.
17613 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17614 * c.opt (Wc++0x-compat): Add Warning attribute.
17616 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17618 PR middle-end/30761
17619 * reload1.c (eliminate_regs_in_insn): In the single_set special
17620 case, attempt to re-recognize the insn before falling back to
17621 having reload fix it up.
17623 2007-02-20 Eric Christopher <echristo@gmail.com>
17625 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17626 Rewrite accordingly.
17627 (frv_read_iacc_argument): Ditto.
17628 (frv_expand_set_builtin): Take a call instead of arglist, update for
17630 (frv_expand_unop_builtin): Ditto.
17631 (frv_expand_binop_builtin): Ditto.
17632 (frv_expand_cut_builtin): Ditto.
17633 (frv_expand_binopimm_builtin): Ditto.
17634 (frv_expand_voidbinop_builtin): Ditto.
17635 (frv_expand_int_void2arg): Ditto.
17636 (frv_expand_prefetches): Ditto.
17637 (frv_expand_voidtriop_builtin): Ditto.
17638 (frv_expand_voidaccop_builtin): Ditto.
17639 (frv_expand_load_builtin): Ditto.
17640 (frv_expand_store_builtin): Ditto.
17641 (frv_expand_mdpackh_builtin): Ditto.
17642 (frv_expand_mclracc_builtin): Ditto.
17643 (frv_expand_mrdacc_builtin): Ditto.
17644 (frv_expand_mwtacc_builtin): Ditto.
17645 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17648 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17650 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17651 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17653 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17654 point instructions.
17655 * configure: Regenerate.
17656 * config.in: Regenerate.
17657 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17658 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17659 masks to power6 and power6x and to POWERPC_MASKS.
17660 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17662 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17663 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17664 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17665 Access PROTOTYPE as variable, not mask.
17667 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17669 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17670 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17671 * combine.c (adjust_for_new_dest): Use it.
17672 * postreload.c (reload_combine): Likewise.
17674 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17676 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17677 notes on an insn with multiple sets, even if single_set returns
17678 non-NULL for that insn.
17680 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17682 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17683 scalbn and scalbln.
17685 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17687 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17688 if user didn't pass it.
17689 * config/i386/darwin.h (CC1_SPEC): Likewise.
17690 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17691 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17692 -mmacosx-version-min.
17694 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17695 Uros Bizjak <ubizjak@gmail.com>
17697 * optabs.h (enum optab_index): Add new OTI_scalb.
17698 (scalb_optab): Define corresponding macro.
17699 * optabs.c (init_optabs): Initialize scalb_optab.
17700 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17702 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17703 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17704 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17705 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17706 flag_unsafe_math_optimizations is set.
17708 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17709 to implement scalbf, scalb and scalbl built-ins as inline x87
17712 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17713 DJ Delorie <dj@redhat.com>
17716 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17717 (diagnostic_report_diagnostic): ... here, and turn them into real
17718 errors. If warnings are inhibited, no need to do anything.
17720 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17722 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17723 better code generation.
17725 2007-02-20 Ben Elliston <bje@au.ibm.com>
17727 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17729 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17731 * config/alpha/alpha.c, config/alpha/alpha.md,
17732 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17733 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17734 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17735 config/arm/lib1funcs.asm: Follow spelling conventions.
17737 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17738 config/fr30/fr30.md, config/i386/i386.h,
17739 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17740 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17741 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17742 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17743 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17744 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17745 config/sparc/sparc.c, config/sparc/sparc.h,
17746 config/sparc/sparc.md, config/spu/constraints.md,
17747 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17750 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17753 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17756 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17758 * doc/invoke.texi (-ftree-lrs): Remove.
17760 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17762 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17765 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17767 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17768 new CALL_EXPR_FN macro for retrieving the function
17769 declaration of the input expression.
17771 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17773 * c.opt (Waddress): New.
17774 * common.opt (Walways-true): Delete.
17775 (Wstring-literal-comparison): Delete.
17776 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17777 -Wstring-literal-comparison. Add -Waddress.
17779 (Walways-true): Delete.
17780 (Wstring-literal-comparison): Delete.
17781 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17782 consistently instead of -Walways-true in example.
17783 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17784 * c-typeck.c (parser_build_binary_op): Replace
17785 -Wstring-literal-comparison and -Walways-true with -Waddress.
17786 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17789 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17791 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17792 without DECL_STRUCT_FUNCTION initialized.
17794 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17796 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17797 due to calls to functions taking pointers as parameters.
17799 2007-02-19 Richard Henderson <rth@redhat.com>
17802 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17805 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17807 * config/s390/s390.c (s390_call_saved_register_used,
17808 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17809 accessed to the new scheme.
17811 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17813 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17814 (cris_print_index, cris_print_operand, cris_print_operand_address)
17815 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17816 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17817 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17818 GET_CODE () == xxx.
17819 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17820 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17821 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17822 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17823 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17824 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17825 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17826 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17827 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17828 (uminsi3, call, call_value): Ditto.
17829 (define_split: indir_to_reg_split, unnamed): Ditto.
17831 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17833 PR tree-optimization/30975
17834 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17837 2007-02-18 Eric Christopher <echristo@gmail.com>
17839 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17840 Remove use of arglist.
17841 (mips_expand_builtin): Remove use of arglist, pass in expr.
17842 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17843 (mips_expand_builtin_movtf): Ditto.
17844 (mips_expand_builtin_compare): Ditto.
17846 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17848 * tree-sra.c (sra_build_assignment): Replace assertion
17849 checking with a comment explaining why it can't be done.
17851 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17853 PR middle-end/30833
17854 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17855 during CALL_EXPR representation conversion.
17856 * tree-ssa-propagate.c (set_rhs): Likewise.
17858 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17860 * tree-sra.c (sra_build_assignment): Disable assertion checking
17863 2007-02-18 Roger Sayle <roger@eyesopen.com>
17865 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17866 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17867 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17869 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17870 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17871 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17872 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17873 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17874 force_gimple_operand): Likewise.
17875 * ipa-cp.c (constant_val_insert): Likewise.
17876 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17877 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17878 perfect_nestify): Likewise.
17879 * langhooks.c (lhd_omp_assignment): Likewise.
17880 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17881 lower_copyprivate_clauses, lower_send_clauses,
17882 lower_send_shared_vars, expand_parallel_call,
17883 expand_omp_for_generic, expand_omp_for_static_nochunk,
17884 expand_omp_for_static_chunk, expand_omp_sections,
17885 lower_omp_single_copy, lower_omp_for_lastprivate,
17886 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17887 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17888 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17891 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17893 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17894 config/sh/sh.md: Follow spelling conventions.
17896 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17897 config/frv/predicates.md: Follow spelling conventions.
17899 * config/m68k/linux-unwind.h: Fix a comment typo.
17900 * target.h: Follow spelling conventions.
17902 2007-02-18 Roger Sayle <roger@eyesopen.com>
17904 PR rtl-optimization/28173
17905 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17906 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17907 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17908 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17909 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17911 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17913 * builtins.c (fold_builtin_load_exponent): New.
17914 (fold_builtin_2): Use it.
17916 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17918 PR rtl-optimization/30773
17919 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17920 if we fail to attach a REG_EQUIV note.
17922 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17923 Roger Sayle <roger@eyesopen.com>
17925 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17927 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17929 * calls.c (initialize_argument_information): Pass original EXP
17930 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17931 code to split complex arguments here, as part of initializing the
17933 (expand_call): Remove code that builds a list of arguments and
17934 inserts implicit arguments into it. Instead, just count how many
17935 implicit arguments there will be so we can determine the size of
17936 the ARGS array, and let initialize_argument_information do the work.
17937 (split_complex_values): Delete unused function.
17939 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17941 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17943 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17945 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17946 for arg pointer based indexed addressing.
17948 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17950 * config/ia64/ia64.h, config/ia64/ia64.md,
17951 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17952 spelling conventions.
17954 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17956 * config/m68k/m68k.c (split_di): New.
17957 * config/m68k/m68k-protos.h: Declare split_di.
17958 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17959 Improve predicate handling and split constant shifts.
17961 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17963 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17964 parameter for register bitfield operations, general predicates
17967 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17969 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17970 * config/m68k/linux-unwind.h: New file.
17972 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17974 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17975 config/i386/athlon.md, config/ia64/ia64.md,
17976 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17977 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17978 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17979 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17980 tree-vect-transform.c: Fix comment typos.
17982 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17984 * sched-deps.c (find_insn_list): Remove.
17985 * sched-int.h: Remove the prototype for find_insn_list.
17987 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17989 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17991 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17992 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17993 darwin_rs6000_override_options.
17994 (C_COMMON_OVERRIDE_OPTIONS): Expect
17995 darwin_macosx_version_min to be non-NULL always.
17996 (TARGET_C99_FUNCTIONS): Likewise.
17997 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17998 (DARWIN_MINVERSION_SPEC): New.
17999 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18000 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18002 (DARWIN_MINVERSION_SPEC): New.
18003 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18005 * config/darwin-c.c (darwin_cpp_builtins): Expect
18006 darwin_macosx_version_min to be non-NULL always.
18008 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18010 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18012 * config/i386/i386.h (x86_use_xchgb): New.
18013 (TARGET_USE_XCHGB): New macro.
18014 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18015 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18016 Split after reload into bswaphi for shifts of 8.
18017 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18018 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18019 or when optimizing for size.
18021 2007-02-16 Richard Guenther <rguenther@suse.de>
18022 Christian Bruel <christian.bruel@st.com>
18024 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18025 DECLs but prefer SSA_NAMEs over DECLs.
18027 2007-02-16 Richard Guenther <rguenther@suse.de>
18029 * tree-flow-inline.h (single_imm_use_p): Remove.
18030 (zero_imm_uses_p): Likewise.
18031 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18032 instead of single_imm_use_p.
18033 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18036 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18039 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18040 nested double- and backquotes.
18042 2007-02-15 Roger Sayle <roger@eyesopen.com>
18044 PR middle-end/30391
18045 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18046 should be unreachable.
18047 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18048 For the time being redirect GIMPLE_MODIFY_STMT to the new
18049 (renamed) build_gimple_modify_stmt_stat.
18050 (build2_gimple_stat): Rename to...
18051 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18052 Always build a GIMPLE_MODIFY_STMT node.
18053 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18054 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18057 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18058 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18059 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18060 expand_complex_div_wide): Likewise.
18061 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18062 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18063 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18064 * tree-ssa-loop-manip.c (create_iv): Likewise.
18065 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18066 abs_replacement): Likewise.
18067 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18068 realify_fake_stores): Likewise.
18070 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18071 node rather than a GIMPLE_MODIFY_STMT node.
18072 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18073 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18075 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18076 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18077 GIMPLE_MODIFY_STMT.
18079 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18081 PR middle-end/30433
18082 * fold-const.c (fold_comparison): Add back the
18083 folding of constant complex comparisions.
18085 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18087 PR middle-end/30729
18088 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18089 effects unknown to this function, return early.
18091 2007-02-15 Ian Lance Taylor <iant@google.com>
18093 * lower-subreg.c (move_eh_region_note): New static function.
18094 (resolve_simple_move): Call it.
18095 (decompose_multiword_subregs): Track blocks for which we resolve a
18096 simple move which is also a control flow insn. Pass them to
18097 find_many_sub_basic_blocks.
18098 (pass_lower_subreg): Add TODO_verify_flow.
18099 (pass_lower_subreg2): Likewise.
18101 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18102 Brooks Moses <brooks.moses@codesourcery.com>
18103 Lee Millward <lee.millward@codesourcery.com>
18105 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18106 (VL_EXP_CLASS_P): New.
18107 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18109 (TREE_OPERAND_CHECK_CODE): Likewise.
18110 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18111 (TREE_RTL_OPERAND_CHECK): Likewise.
18112 (tree_operand_check_failed): Make second parameter the whole tree
18113 instead of its code. Fixed callers.
18114 (VL_EXP_CHECK): New.
18115 (TREE_OPERAND_LENGTH): New.
18116 (VL_EXP_OPERAND_LENGTH): New.
18117 (CALL_EXPR_FN): New.
18118 (CALL_EXPR_STATIC_CHAIN): New.
18119 (CALL_EXPR_ARGS): New.
18120 (CALL_EXPR_ARG): New.
18121 (call_expr_nargs): New.
18122 (CALL_EXPR_ARGP): New.
18123 (build_nt_call_list): Declare.
18124 (build_vl_exp_stat): Declare.
18125 (build_vl_exp): New.
18126 (build_call_list): Declare.
18127 (build_call_nary): Declare.
18128 (build_call_valist): Declare.
18129 (build_call_array): Declare.
18130 (call_expr_arg): Declare.
18131 (call_expr_argp): Declare.
18132 (call_expr_arglist): Declare.
18133 (fold_build_call_list): Declare.
18134 (fold_build_call_list_initializer): Declare.
18135 (fold_call_expr): Declare to replace fold_builtin.
18136 (fold_builtin_fputs): Update to agree with modified definition.
18137 (fold_builtin_strcpy): Likewise.
18138 (fold_builtin_strncpy): Likewise.
18139 (fold_builtin_memory_chk): Likewise.
18140 (fold_builtin_stxcpy_chk): Likewise.
18141 (fold_builtin_strncpy_chk): Likewise.
18142 (fold_builtin_next_arg): Likewise.
18143 (fold_build_call_expr): Declare.
18144 (fold_builtin_call_list): Declare.
18145 (fold_builtin_call_valist): Declare.
18146 (build_call_expr): Declare.
18147 (validate_arglist): Update to agree with modified definition.
18148 (tree_operand_length): New.
18149 (call_expr_arg_iterator): New.
18150 (init_call_expr_arg_iterator): New.
18151 (next_call_expr_arg): New.
18152 (first_call_expr_arg): New.
18153 (more_call_expr_args_p): New.
18154 (FOR_EACH_CALL_EXPR_ARG): New.
18156 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18157 and tcc_gimple_stmt.
18158 (tree_code_size): Update documentation. Use sizeof (tree) rather
18159 than sizeof (char *).
18160 (tree_size): Likewise. Add case for tcc_vl_exp.
18161 (tree_node_structure): Add case for tcc_vl_exp.
18162 (contains_placeholder_p): Likewise.
18163 (substitute_in_expr): Likewise.
18164 (substitute_placeholder_in_expr): Likewise.
18165 (stabilize_reference_1): Likewise.
18166 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18167 to diagnose breakage of this interface for constructing CALL_EXPRs.
18168 (build_nt): Add similar assertion here.
18169 (build_nt_call_list): New.
18170 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18171 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18173 (get_callee_fndecl): Use new CALL_EXPR accessors.
18174 (tree_operand_check_failed): Change parameters to pass entire node
18175 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18176 (process_call_operands): New.
18177 (build_vl_exp_stat): New.
18178 (build_call_list): New.
18179 (build_call_nary): New.
18180 (build_call_valist): New.
18181 (build_call_array): New.
18182 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18183 (call_expr_arglist): New.
18185 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18186 tcc_vl_exp instead of a fixed-size tcc_expression.
18188 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18189 accessors for CALL_EXPRs.
18190 (AGGR_INIT_EXPR): Likewise.
18192 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18193 Brooks Moses <brooks.moses@codesourcery.com>
18194 Lee Millward <lee.millward@codesourcery.com>
18196 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18197 (expand_builtin_nonlocal_goto): Change parameter to be entire
18198 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18199 (expand_builtin_prefetch): Likewise.
18200 (expand_builtin_classify_type): Likewise.
18201 (mathfn_built_in): Return NULL_TREE instead of 0.
18202 (expand_errno_check): Use new CALL_EXPR accessors.
18203 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18204 Return NULL_RTX instead of 0.
18205 (expand_builtin_mathfn_2): Likewise.
18206 (expand_builtin_mathfn_3): Likewise.
18207 (expand_builtin_interclass_mathfn): Likewise.
18208 (expand_builtin_sincos): Likewise.
18209 (expand_builtin_cexpi): Likewise.
18210 (expand_builtin_int_roundingfn): Likewise.
18211 (expand_builtin_int_roundingfn_2): Likewise.
18212 (expand_builtin_pow): Likewise.
18213 (expand_builtin_powi): Likewise.
18214 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18215 of arglist, fixing callers appropriately. Use new CALL_EXPR
18216 accessors and constructors. Return NULL_RTX instead of 0.
18217 (expand_builtin_strstr): Likewise.
18218 (expand_builtin_strchr): Likewise.
18219 (expand_builtin_strrchr): Likewise.
18220 (expand_builtin_strpbrk): Likewise.
18221 (expand_builtin_memcpy): Likewise.
18222 (expand_builtin_mempcpy): Likewise.
18223 (expand_builtin_mempcpy_args): New.
18224 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18225 (expand_builtin_memmove_args): New.
18226 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18227 (expand_movstr): Likewise.
18228 (expand_builtin_strcpy): Likewise.
18229 (expand_builtin_strcpy_args): New.
18230 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18231 (expand_builtin_strncpy): Likewise.
18232 (expand_builtin_memset): Likewise.
18233 (expand_builtin_memset_args): New.
18234 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18235 (expand_builtin_memcmp): Likewise.
18236 (expand_builtin_strcmp): Likewise.
18237 (expand_builtin_strncmp): Likewise.
18238 (expand_builtin_strcat): Likewise.
18239 (expand_builtin_strncat): Likewise.
18240 (expand_builtin_strspn): Likewise.
18241 (expand_builtin_strcspn): Likewise.
18242 (expand_builtin_args_info): Likewise.
18243 (expand_builtin_va_start): Likewise.
18244 (gimplify_va_arg_expr): Likewise.
18245 (expand_builtin_va_end): Likewise.
18246 (expand_builtin_va_copy): Likewise.
18247 (expand_builtin_frame_address): Likewise.
18248 (expand_builtin_alloca): Likewise.
18249 (expand_builtin_bswap): Likewise.
18250 (expand_builtin_unop): Likewise.
18251 (expand_builtin_fputs): Likewise.
18252 (expand_builtin_expect): Likewise.
18253 (expand_builtin_fabs): Likewise.
18254 (expand_builtin_copysign): Likewise.
18255 (expand_builtin_printf): Likewise.
18256 (expand_builtin_fprintf): Likewise.
18257 (expand_builtin_sprintf): Likewise.
18258 (expand_builtin_init_trampoline): Likewise.
18259 (expand_builtin_signbit): Likewise.
18260 (expand_builtin_fork_or_exec): Likewise.
18261 (expand_builtin_sync_operation): Likewise.
18262 (expand_builtin_compare_and_swap): Likewise.
18263 (expand_builtin_lock_test_and_set): Likewise.
18264 (expand_builtin_lock_release): Likewise.
18265 (expand_builtin): Likewise.
18266 (builtin_mathfn_code): Likewise.
18268 (fold_builtin_constant_p): Pass call arguments individually instead
18269 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18270 accessors and constructors. Return NULL_TREE instead of 0.
18271 (fold_builtin_expect): Likewise.
18272 (fold_builtin_classify_type): Likewise.
18273 (fold_builtin_strlen): Likewise.
18274 (fold_builtin_nan): Likewise.
18275 (integer_valued_real_p): Likewise.
18276 (fold_trunc_transparent_mathfn): Likewise.
18277 (fold_fixed_mathfn): Likewise.
18278 (fold_builtin_cabs): Likewise.
18279 (fold_builtin_sqrt): Likewise.
18280 (fold_builtin_cbrt): Likewise.
18281 (fold_builtin_cos): Likewise.
18282 (fold_builtin_cosh): Likewise.
18283 (fold_builtin_tan): Likewise.
18284 (fold_builtin_sincos): Likewise.
18285 (fold_builtin_cexp): Likewise.
18286 (fold_builtin_trunc): Likewise.
18287 (fold_builtin_floor): Likewise.
18288 (fold_builtin_ceil): Likewise.
18289 (fold_builtin_round): Likewise.
18290 (fold_builtin_int_roundingfn): Likewise.
18291 (fold_builtin_bitop): Likewise.
18292 (fold_builtin_bswap): Likewise.
18293 (fold_builtin_logarithm): Likewise.
18294 (fold_builtin_hypot): Likewise.
18295 (fold_builtin_pow): Likewise.
18296 (fold_builtin_powi): Likewise.
18297 (fold_builtin_exponent): Likewise.
18298 (fold_builtin_memset): Likewise.
18299 (fold_builtin_bzero): Likewise.
18300 (fold_builtin_memory_op): Likewise.
18301 (fold_builtin_bcopy): Deleted; call site changed to invoke
18302 fold_builtin_memory_op directly.
18303 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18304 (fold_builtin_strncpy): Likewise.
18305 (fold_builtin_memcmp): Likewise.
18306 (fold_builtin_strcmp): Likewise.
18307 (fold_builtin_strncmp): Likewise.
18308 (fold_builtin_signbit): Likewise.
18309 (fold_builtin_copysign): Likewise.
18310 (fold_builtin_isascii): Likewise.
18311 (fold_builtin_toascii): Likewise.
18312 (fold_builtin_isdigit): Likewise.
18313 (fold_builtin_fabs): Likewise.
18314 (fold_builtin_abs): Likewise.
18315 (fold_builtin_fmin_fmax): Likewise.
18316 (fold_builtin_carg): Likewise.
18317 (fold_builtin_classify): Likewise.
18318 (fold_builtin_unordered_cmp): Likewise.
18320 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18321 New functions split out from fold_builtin_1.
18322 (fold_builtin_n): New.
18323 (fold_builtin_varargs): New.
18324 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18326 (fold_call_expr): New.
18327 (build_function_call_expr): Rewrite to use new helper function.
18328 (fold_builtin_call_list): New.
18329 (build_call_expr): New.
18330 (fold_builtin_call_valist): New.
18331 (rewrite_call_expr): New.
18332 (validate_arg): New.
18333 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18334 of an arglist. Change return type to bool. Use new CALL_EXPR
18337 (fold_builtin_strstr): Pass call arguments individually instead
18338 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18339 accessors and constructors. Return NULL_TREE instead of 0.
18340 (fold_builtin_strchr): Likewise.
18341 (fold_builtin_strrchr): Likewise.
18342 (fold_builtin_strpbrk): Likewise.
18343 (fold_builtin_strcat): Likewise.
18344 (fold_builtin_strncat): Likewise.
18345 (fold_builtin_strspn): Likewise.
18346 (fold_builtin_strcspn): Likewise.
18347 (fold_builtin_fputs): Likewise.
18348 (fold_builtin_next_arg): Likewise.
18349 (fold_builtin_sprintf): Likewise.
18351 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18352 NULL_RTX instead of 0.
18353 (expand_builtin_memory_chk): Likewise.
18354 (maybe_emit_chk_warning): Likewise.
18355 (maybe_emit_sprintf_chk_warning): Likewise.
18357 (fold_builtin_object_size): Pass call arguments individually instead
18358 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18359 accessors and constructors. Return NULL_TREE instead of 0.
18360 (fold_builtin_memory_chk): Likewise.
18361 (fold_builtin_stxcpy_chk): Likewise.
18362 (fold_builtin_strncpy_chk): Likewise.
18363 (fold_builtin_strcat_chk): Likewise.
18364 (fold_builtin_strcat_chk): Likewise.
18365 (fold_builtin_strncat_chk): Likewise.
18366 (fold_builtin_sprintf_chk): Likewise.
18367 (fold_builtin_snprintf_chk): Likewise.
18368 (fold_builtin_printf): Likewise.
18369 (fold_builtin_vprintf): Likewise.
18371 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18373 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18374 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18375 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18376 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18377 (fold_unary): Likewise.
18378 (fold_binary): Likewise.
18379 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18380 ternary expressions.
18381 (fold): Add logic for tcc_vl_exp.
18382 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18383 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18384 (fold_build3_stat): Add assertion to flag broken interface for
18385 constructing CALL_EXPRs.
18386 (fold_build_call_list): New.
18387 (fold_build_call_list_initializer): New.
18388 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18390 (fold_strip_sign_ops): Likewise.
18392 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18393 Brooks Moses <brooks.moses@codesourcery.com>
18394 Lee Millward <lee.millward@codesourcery.com>
18396 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18397 accessors and dump arguments explicitly.
18399 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18401 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18403 (print_call_name): Use new CALL_EXPR accessors.
18405 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18406 CALL_EXPR arguments explicitly instead of as a list. Use
18407 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18409 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18410 (vrp_visit_stmt): Likewise.
18412 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18413 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18415 (force_move_till_expr): Likewise.
18417 * targhooks.c (default_external_stack_protect_fail): Use
18418 build_call_expr instead of build_function_call_expr.
18419 (default_hidden_stack_protect_fail): Likewise.
18421 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18424 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18425 and walk arguments explicitly.
18427 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18428 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18429 (expand_simple_operations): Likewise.
18430 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18432 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18433 of TREE_CODE_LENGTH.
18434 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18436 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18437 instead of TREE_CODE_LENGTH.
18439 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18440 (tree_ic_transform): Likewise.
18441 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18442 parameter instead of arglist. Fix callers.
18443 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18444 (tree_stringops_transform): Likewise.
18445 (tree_indirect_call_to_profile): Likewise.
18446 (tree_stringops_values_to_profile): Likewise.
18448 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18449 (eliminate_tail_call): Likewise.
18451 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18453 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18454 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18456 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18458 * omp-low.c (build_omp_barrier): Use build_call_expr.
18459 (lower_rec_input_clauses): Likewise.
18460 (lower_reduction_clauses): Likewise.
18461 (expand_parallel_call): Likewise.
18462 (maybe_catch_exception): Likewise.
18463 (expand_omp_for_generic): Likewise.
18464 (expand_omp_for_static_nochunk): Likewise.
18465 (expand_omp_sections): Likewise.
18466 (lower_omp_single_simple): Likewise.
18467 (lower_omp_single_copy): Likewise.
18468 (lower_omp_master): Likewise.
18469 (lower_omp_ordered): Likewise.
18470 (lower_omp_critical): Likewise.
18472 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18473 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18475 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18476 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18477 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18479 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18480 and generalize to handle any number of operands.
18481 (chrec_contains_undetermined): Likewise.
18482 (tree_contains_chrecs): Likewise.
18483 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18485 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18487 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18488 fold_call_expr instead of fold_builtin.
18489 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18490 match declarations there.
18491 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18494 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18495 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18497 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18498 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18500 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18503 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18504 (execute_cse_sincos): Use new CALL_EXPR accessors.
18506 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18508 * gimple-low.c (lower_function_body): Use build_call_expr.
18509 (lower_builtin_setjmp): Likewise.
18511 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18512 (set_storage_via_libcall): Likewise.
18513 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18514 instead of TREE_CODE_LENGTH.
18515 (expand_expr_real_1): Use new CALL_EXPR accessors.
18517 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18518 generalize to handle any number of operands.
18519 (TB_parent_eq): Likewise.
18521 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18522 (strip_builtin_expect): Likewise.
18524 * function.c (gimplify_parameters): Use build_call_expr.
18526 * tree-vectorizer.c (vect_is_simple_reduction): Use
18527 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18529 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18530 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18532 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18535 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18536 (gimplify_decl_expr): Likewise.
18537 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18538 Use new CALL_EXPR iterators.
18539 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18540 (gimplify_modify_expr_to_memset): Likewise.
18541 (gimplify_variable_sized_compare): Likewise.
18542 (gimplify_omp_atomic_fetch_op): Likewise.
18543 (gimplify_omp_atomic_pipeline): Likewise.
18544 (gimplify_omp_atomic_mutex): Likewise.
18545 (gimplify_function_tree): Likewise.
18547 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18548 (call_expr_flags): Likewise.
18549 (expand_call): Likewise.
18551 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18552 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18555 * coverage.c (create_coverage): Use build_call_expr.
18557 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18558 (temp_call_expr_obstack): New.
18559 (pool_copy_list): Delete.
18560 (temp_copy_call_expr): New.
18561 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18562 CALL_EXPR accessors. Get rid of special goo for copying argument
18563 lists and use temp_copy_call_expr instead.
18564 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18565 CALL_EXPR accessors.
18566 (create_expression_by_pieces): Likewise. Use build_call_array
18567 to construct the result instead of fold_build3.
18568 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18569 dealing with argument lists.
18570 (init_pre): Remove references to expression_node_pool and
18571 list_node_pool. Init temp_call_expr_obstack instead.
18572 (fini_pre): Remove references to expression_node_pool and
18575 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18576 and walk arguments explicitly instead of as a list.
18578 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18579 (mx_register_decls): Likewise.
18580 (mudflap_register_call): Likewise.
18581 (mudflap_finish_file): Likewise.
18583 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18584 (ipa_callsite_compute_param): Likewise.
18586 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18587 accessors and constructor.
18589 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18590 accessors and constructor.
18591 (convert_tramp_reference): Likewise.
18592 (convert_call_expr): Likewise.
18593 (finalize_nesting_tree_1): Likewise.
18595 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18598 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18600 * tree-inline.c (initialize_inlined_parameters): Pass entire
18601 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18603 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18604 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18606 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18607 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18608 (vectorizable_reduction): Likewise.
18609 (vectorizable_call): Use new CALL_EXPR iterators.
18610 (vectorizable_conversion): Use build_call_expr.
18611 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18612 (vect_gen_widened_results_half): Use build_call_expr.
18613 (vect_setup_realignment): Likewise.
18614 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18616 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18617 (pass_through_call): Likewise.
18618 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18621 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18622 (tree_gen_pow2_profiler): Likewise.
18623 (tree_gen_one_value_profiler): Likewise.
18624 (tree_gen_ic_func_profiler): Likewise.
18625 (tree_gen_average_profiler): Likewise.
18626 (tree_gen_ior_profiler): Likewise.
18628 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18629 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18630 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18632 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18633 of TREE_CODE_LENGTH.
18635 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18636 of TREE_CODE_LENGTH.
18638 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18640 (convert_to_integer): Likewise.
18642 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18645 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18646 Brooks Moses <brooks.moses@codesourcery.com>
18647 Lee Millward <lee.millward@codesourcery.com>
18649 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18651 * config/frv/frv.c (frv_expand_builtin): Likewise.
18652 * config/s390/s390.c (s390_expand_builtin): Likewise.
18654 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18655 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18657 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18658 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18659 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18660 (ix86_expand_store_builtin): Likewise.
18661 (ix86_expand_unop_builtin): Likewise.
18662 (ix86_expand_unop1_builtin): Likewise.
18663 (ix86_expand_sse_compare): Likewise.
18664 (ix86_expand_sse_comi): Likewise.
18665 (ix86_expand_vec_init_builtin): Likewise.
18666 (ix86_expand_vec_ext_builtin): Likewise.
18667 (ix86_expand_vec_set_builtin): Likewise.
18668 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18670 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18671 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18673 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18674 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18675 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18677 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18679 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18680 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18681 arglist. Use new CALL_EXPR accessors. Fix callers.
18682 (altivec_expand_abs_builtin): Likewise.
18683 (rs6000_expand_binop_builtin): Likewise.
18684 (altivec_expand_predicate_builtin): Likewise.
18685 (altivec_expand_lv_builtin): Likewise.
18686 (spe_expand_stv_builtin): Likewise.
18687 (altivec_expand_stv_builtin): Likewise.
18688 (rs6000_expand_ternop_builtin): Likewise.
18689 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18690 (altivec_expand_st_builtin): Likewise.
18691 (altivec_expand_dst_builtin): Likewise.
18692 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18693 arglist. Use new CALL_EXPR accessors. Fix callers.
18694 (altivec_expand_vec_set_builtin): Likewise.
18695 (altivec_expand_vec_ext_builtin): Likewise.
18696 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18697 (spe_expand_builtin): Likewise.
18698 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18699 arglist. Use new CALL_EXPR accessors. Fix callers.
18700 (spe_expand_evsel_builtin): Likewise.
18701 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18702 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18704 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18705 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18706 (arm_expand_unop_builtin): Likewise.
18707 (arm_expand_builtin): Use new CALL_EXPR accessors.
18709 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18712 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18713 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18715 (bfin_expand_unop_builtin): Likewise.
18716 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18718 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18719 Brooks Moses <brooks.moses@codesourcery.com>
18720 Lee Millward <lee.millward@codesourcery.com>
18722 * c-semantics.c (build_stmt): Add internal diagnostic check.
18724 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18725 accessors. Print arguments explicitly instead of as a list.
18727 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18729 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18730 (c_finish_omp_flish): Likewise.
18732 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18733 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18734 instead of TREE_CODE_LENGTH.
18735 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18736 (c_warn_unused_result): Likewise.
18738 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18741 * doc/invoke.texi (Warning Options): Remove
18742 -Werror-implicit-function-declaration.
18743 (Wimplicit-function-declaration): Update description.
18744 * opts.c (common_handle_option): Move handling of -Werror=* to...
18745 (enable_warning_as_error): ...here.
18746 * opts.h (enable_warning_as_error): Declare.
18747 * c-decl.c (implicit_decl_warning): Unless
18748 -Wno-implicit-function-declaration is given, emit a pedwarn if
18749 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18750 * c.opt (Wimplicit-function-declaration): Replace
18751 mesg_implicit_function_declaration with
18752 warn_implicit_function_declaration.
18753 * c-opts.c (c_common_handle_option):
18754 -Werror-implicit-function-declaration is exactly equal as
18755 -Werror=implicit-function-declaration.
18756 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18757 warn_implicit_function_declaration.
18758 (c_common_post_options): -Wimplict-function-declaration is enabled
18759 by default by -std=c99, otherwise is disabled by default.
18760 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18762 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18764 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18765 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18766 former is ignored but not the latter.
18768 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18770 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18771 is made and the reference doesn't use the alias set of its type,
18772 do not create the temporary using that type.
18774 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18776 * jump.c: Remove prototypes for delete_computation and
18777 delete_prior_computation.
18779 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18781 * jump.c (get_label_after): Delete.
18782 (get_label_before, delete_computation, delete_jump,
18783 delete_prior_computation, follow_jumps): Move...
18784 * reorg.c (delete_computation, delete_prior_computation): ... here...
18785 (get_label_before, delete_jump): ... making these static ...
18786 (follow_jumps): ... and simplifying this since it only runs after
18788 * rtl.h (get_label_after, get_label_before, delete_jump,
18789 follow_jumps): Delete prototypes.
18791 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18793 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18795 2007-02-15 Nick Clifton <nickc@redhat.com>
18797 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18798 order to prevent it from being munged by the target.
18800 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18802 * config/i386/i386.md: Remove misleading comment.
18804 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18806 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18807 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18810 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18812 * tree-sra.c (instantiate_missing_elements): Canonicalize
18814 (sra_build_assignment): New.
18815 (generate_copy_inout, generate_element_copy,
18816 generate_element_zero, generate_one_element_init): Use it.
18818 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18820 * tree-sra.c (instantiate_missing_elements): Canonicalize
18822 (sra_build_assignment): New.
18823 (generate_copy_inout, generate_element_copy,
18824 generate_element_zero, generate_one_element_init): Use it.
18826 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18828 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18831 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18833 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18834 types as aggregates not scalars.
18835 * function.c (assign_stack_temp_for_type): Likewise.
18837 2007-02-14 Roger Sayle <roger@eyesopen.com>
18838 Zdenek Dvorak <dvorakz@suse.cz>
18840 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18843 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18845 * passes.c (next_pass_1): Clear the next field of the copied
18848 2007-02-14 Richard Henderson <rth@redhat.com>
18850 * tree-sra.c (early_sra): New.
18851 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18852 (tree_sra_early, pass_sra_early): New.
18853 * tree-pass.h (pass_sra_early): Declare.
18854 * passes.c (init_optimization_passes): Use it.
18856 2007-02-14 Richard Guenther <rguenther@suse.de>
18858 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18860 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18862 PR tree-optimization/30771
18863 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18865 (vect_analyze_operations): Induction phis can now be marked as
18867 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18868 Update documentation accordingly.
18870 2007-02-14 Nick Clifton <nickc@redhat.com>
18872 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18873 most 3 arguments are supported.
18874 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18876 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18878 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18879 Ensure dst->current is valid.
18881 2007-02-13 Paul Brook <paul@codesourcery.com>
18883 * config.gcc: Add arm*-*-uclinux-*eabi.
18884 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18885 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18886 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18887 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18888 (LINK_SPEC): Define.
18889 (LIB_SPEC): Define.
18890 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18892 * config/arm/uclinux-eabi.h: New file.
18893 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18894 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18897 2007-02-13 Ian Lance Taylor <iant@google.com>
18899 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18900 * flags.h (warn_strict_overflow): Declare.
18901 (enum warn_strict_overflow_code): Define.
18902 (issue_strict_overflow_warning): New static inline function.
18903 * opts.c (warn_strict_overflow): New variable.
18904 (common_handle_option): Handle OPT_Wstrict_overflow and
18905 OPT_Wstrict_overflow_.
18906 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18908 * fold-const.c: Include intl.h.
18909 (fold_deferring_overflow_warnings): New static variable.
18910 (fold_deferred_overflow_warning): New static variable.
18911 (fold_deferred_overflow_code): New static variable.
18912 (fold_defer_overflow_warnings): New function.
18913 (fold_undefer_overflow_warnings): New function.
18914 (fold_undefer_and_ignore_overflow_warnings): New function.
18915 (fold_deferring_overflow_warnings_p): New function.
18916 (fold_overflow_warning): New static function.
18917 (make_range): Add strict_overflow_p parameter. Change all
18919 (extract_muldiv, extract_muldiv_1): Likewise.
18920 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18921 tree_expr_nonnegative_p.
18922 (fold_negate_expr): Call fold_overflow_warning.
18923 (fold_range_test): Likewise.
18924 (fold_comparison): Likewise.
18925 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18926 instead of tree_expr_nonnegative_p.
18927 (tree_expr_nonnegative_warnv_p): Rename from
18928 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18929 (tree_expr_nonnegative_p): New function.
18930 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18931 strict_overflow_p parameter.
18932 (tree_expr_nonzero_p): New function.
18933 * passes.c (verify_interpass_invariants): New static function.
18934 (execute_one_pass): Call it.
18935 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18937 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18938 (estimate_numbers_of_iterations): Likewise.
18939 (scev_probably_wraps_p): Likewise.
18940 * tree-ssa-ccp.c: Include "toplev.h".
18941 (evaluate_stmt): Defer fold overflow warnings until we know we are
18943 (struct fold_stmt_r_data): Add stmt field.
18944 (fold_stmt_r): Defer fold overflow warnings until we know we
18946 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18947 (fold_stmt_inplace): Likewise.
18948 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18949 (cleanup_control_expr_graph): Defer fold overflow warnings until
18950 we know we are going to optimize.
18951 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18952 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18954 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18955 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18956 * tree-ssa-loop-manip.c (create_iv): Likewise.
18957 * c-typeck.c (build_conditional_expr): Likewise.
18958 (build_binary_op): Likewise.
18959 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18960 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18961 (extract_range_from_unary_expr): Likewise.
18962 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18963 assuming that signed overflow does not occur.
18964 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18965 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18966 (fold_defer_overflow_warnings): Declare.
18967 (fold_undefer_overflow_warnings): Declare.
18968 (fold_undefer_and_ignore_overflow_warnings): Declare.
18969 (fold_deferring_overflow_warnings_p): Declare.
18970 (tree_expr_nonzero_warnv_p): Declare.
18971 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18972 of warning options.
18973 (Warning Options): Document -Wstrict-overflow.
18974 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18975 (tree-ssa-ccp.o): Likewise.
18976 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18977 (fold-const.o): Depend on intl.h.
18979 2007-02-13 Ian Lance Taylor <iant@google.com>
18981 PR middle-end/30751
18982 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18985 2007-02-13 Stuart Hastings <stuart@apple.com>
18987 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18989 2007-02-13 Richard Henderson <rth@redhat.com>
18991 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18992 handled_component_p before looking for the indirect_ref.
18994 2007-02-13 Richard Henderson <rth@redhat.com>
18996 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18997 remove flags clobber.
18998 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18999 (bswaphi_lowpart): New.
19000 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19001 remove TARGET_BSWAP test. Delete expander of the same name.
19003 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19004 (expand_unop): Use them.
19006 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19008 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19009 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19010 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19011 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19012 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19013 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19014 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19015 assembler dialect choice from asm templates.
19017 2007-02-12 Richard Henderson <rth@redhat.com>
19019 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19020 (fixuns_trunc<SSEMODEF>si2): Use it.
19021 * config/i386/sse.md (vec_setv4sf_0): Export.
19022 * config/i386/i386.c (ix86_build_const_vector): Export.
19023 (ix86_split_convert_uns_si_sse): Rename from
19024 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19025 * config/i386/i386-protos.h: Update.
19027 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19030 * c-typeck.c (c_finish_return): Improve warning message.
19032 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19034 * alias.c (find_symbolic_term): Delete unused function.
19036 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19038 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19039 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19040 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19042 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19044 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19045 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19046 the function, temporarily point the debug interface to the null one.
19048 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19050 * dwarf2out.c (round_up_to_align): New static function.
19051 (field_byte_offset): Use it to round the offset.
19053 2007-02-12 Richard Henderson <rth@redhat.com>
19055 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19056 (inswl_const): Export.
19058 2007-02-12 Richard Henderson <rth@redhat.com>
19060 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19061 result mode of the libcall, convert back to outmode.
19063 2007-02-12 Roger Sayle <roger@eyesopen.com>
19065 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19066 (bswapdi2): New define_expand to implement 32-bit implementation.
19068 2007-02-12 Nick Clifton <nickc@redhat.com>
19070 * doc/invoke.texi (Overall Options): Document --help=.
19071 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19072 (cc1_options): Pass --help= on to cc1.
19073 (display_help): Add description of --help=.
19074 (process_command): Add code to handle --help=. Allow translated
19075 --help and --target-help switches to be passed on to compiler
19077 (main): Remove unused if statement.
19078 * opts.c (columns): Remove.
19079 (LEFT_COLUMN): Define.
19080 (wrap_help): Add columns argument.
19081 (print_filtered_help): Change parameters to be an include bitmask,
19082 an exclude bitmask, an any bitmask and the column width. Move the
19083 code to display the params list here. Add code to display the
19084 status of options rather than their descriptions if the quiet flag
19086 (print_specific_help): Change parameters to be an include bitmask,
19087 an exclude bitmask and an any bitmask. Move code to look up the
19088 column width here. Decide upon the title for an options listing.
19089 (common_handle_options): Add code to handle --help=. Adapt code
19090 for --help and --target-help to use the revised form of the
19091 print_specific_help function.
19092 (print_help): Delete.
19093 (print_param_help): Delete.
19094 (print_switch): Delete.
19095 * opts.h (cl_lang_count): Add prototype.
19096 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19097 CL_MAX_OPTION_CLASS): New defines.
19098 * optc-gen.awk: Add construction of cl_lang_count.
19099 * c.opt: Add Warning attribute to warning options and Optimization
19100 attribute to optimization options.
19101 * common.opt: Likewise.
19103 Add -fhelp and -ftarget-help as aliases for the transformed --help
19104 and --target-help options.
19105 * opt-functions.awk: Add code to handle Warning and Optimization
19108 2007-02-12 Richard Henderson <rth@redhat.com>
19110 * config/alpha/constraints.md: New file.
19111 * config/alpha/alpha.c: Include tm-constrs.h.
19112 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19113 alpha_extra_constraint): Remove.
19114 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19115 * config/alpha/alpha-protos.h: Update.
19116 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19117 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19118 (EXTRA_CONSTRAINT): Remove.
19119 * config/alpha/alpha.md: Include constraints.md.
19120 (adddi splitter): Use satisfies_constraint_*.
19121 * config/alpha/predicates.md (add_operand): Likewise.
19122 (sext_add_operand, addition_operation): Likewise.
19124 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19126 PR tree-optimization/29145
19127 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19128 in our handling of restrict qualified pointers.
19130 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19133 * doc/invoke.texi (Wunused-value): Update description.
19134 (Wextra): Delete item.
19135 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19136 value of Wunused-value.
19137 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19138 (c_finish_stmt_expr): Don't check extra_warnings.
19139 (emit_side_effect_warnings): The caller is responsible to check
19142 2007-02-11 Roger Sayle <roger@eyesopen.com>
19143 Matt Thomas <matt@3am-software.com>
19145 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19147 2007-02-11 Roger Sayle <roger@eyesopen.com>
19149 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19150 comparisons of POPCOUNT against zero.
19151 (simplify_const_relational_operation): Likewise.
19153 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19155 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19157 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19159 * dwarf2out.c (root_type): Delete unused function.
19161 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19163 * genattrtab.c (contained_in_p): Delete unused function.
19164 (write_expr_attr_cache): Likewise.
19166 2007-02-11 Jan Hubicka <jh@suse.cz>
19168 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19171 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19173 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19174 to add the REG_EQ* note.
19175 * see.c (see_merge_one_use_extension): Likewise.
19176 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19177 turn REG_EQUAL notes into REG_EQUIV notes if the target
19178 register may have more than one set.
19179 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19180 * gcse.c (try_replace_reg): Likewise.
19181 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19182 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19183 more than one REG_EQUIV note.
19184 * reload1.c (gen_reload): Use set_unique_reg_note.
19186 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19188 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19189 (ix86_builtin_conversion): New function.
19191 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19194 * tree.h (DECL_REPLACEABLE_P): New macro.
19195 * except.c (set_nothrow_function_flags): Likewise.
19197 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19198 Ira Rosen <irar@il.ibm.com>
19199 Dorit Nuzman <dorit@il.ibm.com>
19201 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19202 * targhooks.c (default_builtin_vectorized_conversion): New.
19203 * targhooks.h (default_builtin_vectorized_function): New declaration.
19204 * target.h (struct vectorize): Add builtin_conversion field.
19205 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19206 stmt_vec_info_type value.
19207 (vectorizable_conversion): New declaration.
19208 * tree-vect-analyze.c (vect_analyze_operations): Add
19209 vectorizable_conversion call.
19210 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19211 * tree-vect-transform.c (vectorizable_conversion): New function.
19212 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19213 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19215 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19216 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19217 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19218 or ALTIVEC_BUILTIN_VCFSX.
19220 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19223 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19224 CONST_DOUBLE and operand 0 is a hard register.
19225 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19226 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19227 is a hard floating-point register.
19229 2007-02-10 Richard Henderson <rth@redhat.com>
19230 Jakub Jelinek <jakub@redhat.com>
19231 Alexandre Oliva <aoliva@redhat.com>
19233 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19234 * builtin-types.def (BT_WORD): Make unsigned.
19235 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19236 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19237 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19238 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19239 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19240 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19242 * expr.c (emutls_var_address): New.
19243 (expand_expr_real_1): Expand emulated tls.
19244 (expand_expr_addr_expr_1): Likewise.
19245 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19246 * output.h (emutls_finish): Declare.
19247 * toplev.c (compile_file): Call it.
19248 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19249 address before wrapping in CONST.
19250 * varasm.c (emutls_htab, emutls_object_type): New.
19251 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19252 (get_emutls_object_name, get_emutls_object_type): New.
19253 (get_emutls_init_templ_addr, emutls_decl): New.
19254 (emutls_common_1, emutls_finish): New.
19255 (assemble_variable): When emulating tls, swap decls; generate
19256 constructor for the emutls objects.
19257 (do_assemble_alias): When emulating tls, swap decl and target name.
19258 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19260 * varpool.c (decide_is_variable_needed): Look at force_output.
19261 Recurse for emulated tls.
19262 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19263 with decide_is_variable_needed.
19264 * emutls.c: New file.
19265 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19266 tls_object for real tls.
19268 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19270 PR rtl-optimization/29599
19271 * reload1.c (eliminate_regs_in_insn): Take the destination
19272 mode into account when computing the offset.
19274 2007-02-09 Stuart Hastings <stuart@apple.com>
19275 Richard Henderson <rth@redhat.com>
19277 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19278 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19279 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19280 fixuns_truncdfhi2): New.
19281 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19282 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19283 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19284 (floatunssidf2): Allow nonimmediate source.
19285 * config/i386/sse.md (movdi_to_sse): New.
19286 (vec_concatv2di): Drop '*'.
19287 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19288 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19289 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19291 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19292 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19293 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19294 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19295 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19296 ix86_build_const_vector.
19297 (x86_emit_floatuns): Rewrite.
19299 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19301 * genautomata.c (longest_path_length): Delete unused function.
19302 (struct state): Delete unused longest_path_length.
19303 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19304 (get_free_state): Delete unused.
19306 2007-02-09 Jan Hubicka <jh@suse.cz>
19308 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19309 * doc/invoke.texi (inline-unit-growth): Update default value.
19311 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19312 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19313 (rebuild_cgraph_edges): Likewise.
19314 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19315 (dump_cgraph_node): Dump frequencies.
19316 (cgraph_clone_edge): Add frequency scales.
19317 (cgraph_clone_node): Add freuqnecy.
19318 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19319 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19320 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19321 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19322 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19323 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19324 (save_inline_function_body): Likewise.
19325 * ipa-inline.c: inluce rtl.h
19326 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19327 (cgraph_edge_badness): Use frequencies.
19328 (cgraph_decide_recursive_inlining): Update clonning.
19329 (cgraph_decide_inlining_of_small_function): Dump frequency.
19330 * predict.c (estimate_bb_frequencies): Export.
19331 * predict.h (estimate_bb_frequencies): Declare.
19332 * tree-inline.c (copy_bb): Watch overflows.
19333 (expand_call_inline): Update call of cgraph_create_edge.
19334 (optimize_inline_calls): Use TODO flags to update frequnecies.
19335 * passes.h: Include predict.h
19336 (init_optimization_passes): Move profile ahead.
19337 (execute_function_todo): Handle TODO_rebuild_frequencies.
19339 2007-02-09 Roger Sayle <roger@eyesopen.com>
19341 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19342 the insbl or inswl pattern into a register.
19344 2007-02-09 Roger Sayle <roger@eyesopen.com>
19346 * config/ia64/ia64.md (bswapdi2): New define_insn.
19348 2007-02-09 Richard Henderson <rth@redhat.com>
19350 * config/i386/constraints.md (Ym): New constraint.
19351 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19352 (movdi_1_rex64): Split sse and xmm general register moves from
19353 memory move alternatives. Use conditional register constraints.
19354 (movsf_1, movdf_integer): Likewise.
19355 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19356 (movdf_integer_rex64): New.
19357 (pushsf_rex64): Fix output constraints.
19358 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19359 (sse2_stored): Likewise.
19360 (sse2_storeq_rex64): New.
19361 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19362 amd and not generic.
19363 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19364 for optimize_size. Remove SF/DFmode hack.
19366 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19368 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19371 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19372 Richard Sandiford <richard@codesourcery.com>
19374 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19375 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19376 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19377 m68k/t-mlib to tmake_file.
19378 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19379 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19380 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19381 Allow it to be cf or m68k. Set m68k_arch_family. If that
19382 variable is not empty, add t-$m68k_arch_family to tmake_file.
19383 Add t-mlibs to tmake_file.
19384 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19385 * config/m68k/t-cf: New file.
19386 * config/m68k/t-m68k: Likewise.
19387 * config/m68k/t-mlibs: Likewise.
19388 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19389 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19390 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19391 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19392 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19394 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19395 (INSTALL_LIBGCC): Delete.
19396 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19397 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19398 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19399 (M68K_MLIB_CPU): Define.
19400 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19401 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19402 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19404 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19405 Richard Guenther <rguenther@suse.de>
19407 PR middle-end/23361
19408 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19409 against INT_MIN/INT_MAX.
19410 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19411 file if a loop is removed.
19413 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19415 * calls.c (store_one_arg): Pass correct alignment to
19416 emit_push_insn for non-BLKmode values.
19417 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19418 unaligned stack slot via a suitably aligned slot.
19420 2007-02-08 DJ Delorie <dj@redhat.com>
19422 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19424 (legal_subregs): Use unsigned char, make const.
19425 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19427 2007-02-08 Paul Brook <paul@codesourcery.com>
19429 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19430 special interworking needed.
19432 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19434 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19435 conditional to __SSE2__.
19436 (Entries below should have been added to first ChangeLog
19437 entry for amdfam10 dated 2007-02-05)
19438 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19440 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19442 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19445 2007-02-08 DJ Delorie <dj@redhat.com>
19447 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19448 * config/m32c/m32c.c (legal_subregs): New.
19449 (m32c_illegal_subreg_p): New.
19450 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19451 unsupported subregs of hard regs.
19453 2007-02-08 Jan Hubicka <jh@suse.cz>
19455 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19456 the same one; always update histograms.
19458 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19460 * passes.c (init_optimization_passes): Tidy comment.
19462 2007-02-08 Roger Sayle <roger@eyesopen.com>
19464 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19465 strip zero_extend, bswap and rotates from POCOUNT's argument.
19466 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19467 zero_extend and rotates from PARITY's argument.
19468 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19469 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19470 of an integer constant at compile-time.
19472 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19475 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19477 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19480 * tree-ssa-live.c (remove_unused_locals): Do not remove
19481 TREE_ADDRESSABLE variables.
19482 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19483 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19484 FOR_CLOBBER. Update all users.
19485 If VAR has an associated alias set, add a virtual operand for
19486 it if no alias is found to conflict with the memory reference.
19488 2007-02-07 Jan Hubicka <jh@suse.cz>
19489 Robert Kidd <rkidd@crhc.uiuc.edu>
19491 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19493 2007-02-07 Ian Lance Taylor <iant@google.com>
19495 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19497 2007-02-07 Roger Sayle <roger@eyesopen.com>
19499 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19500 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19501 tablejumpdi, movsi_to_cr_one): Remove constraints from
19502 define_expand's match_operands.
19504 2007-02-07 Roger Sayle <roger@eyesopen.com>
19506 * global.c (compute_regsets): Move declatation of "i" inside of
19507 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19509 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19512 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19513 of INDIRECT_REF <RESULT_DECL>.
19515 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19517 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19518 Kaz Kojima <kkojima@gcc.gnu.org>
19521 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19523 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19525 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19527 * doc/loop.texi: Document possibility not to perform disambiguation
19528 of loops with multiple latches.
19529 * cfgloopmanip.c (alp_enum_p): Removed.
19530 (add_loop): Handle subloops. Use get_loop_body_with_size.
19531 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19532 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19533 the new forwarder block.
19534 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19535 Handle the case latch is NULL.
19536 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19537 modifications when marking loop exits.
19538 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19540 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19541 disambiguate_loops_with_multiple_latches.
19542 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19543 before fix_loop_structure.
19544 * cfgloop.c: Include pointer-set.h and output.h.
19545 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19546 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19547 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19548 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19549 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19550 disambiguate_multiple_latches, get_loop_body_with_size,
19551 disambiguate_loops_with_multiple_latches): New functions.
19552 (flow_loop_dump): Dump multiple latch edges.
19553 (flow_loop_nodes_find): Handle loops with multiple latches.
19554 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19555 (glb_enum_p): Modified.
19556 (get_loop_body): Use get_loop_body_with_size.
19557 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19558 (AVOID_CFG_MODIFICATIONS): New constant.
19559 (disambiguate_loops_with_multiple_latches, add_loop,
19560 get_loop_body_with_size): Declare.
19561 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19563 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19565 PR inline-asm/28686
19566 * global.c (compute_regsets): New function.
19567 (global_alloc): Refactored ELIMINABLE_REGSET
19568 and NO_GLOBAL_ALLOC_REGS computation out.
19569 (rest_of_handle_global_alloc): Call compute_regsets()
19570 for non-optimizing case.
19572 2007-02-06 Richard Henderson <rth@redhat.com>
19574 * config/i386/constraints.md (Y2): Rename from Y.
19575 (Yi): New constraint.
19576 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19577 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19578 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19579 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19580 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19581 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19582 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19583 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19584 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19585 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19586 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19587 vec_extractv2si_1): Change Y constraints to Y2.
19588 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19589 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19590 Change Y constraints to Y2.
19591 (sse2_loadld): Change Y constraints to x.
19593 2007-02-06 Roger Sayle <roger@eyesopen.com>
19595 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19596 (parity<mode>2): New define_expand using rs6000_emit_parity.
19597 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19598 rs6000_emit_parity): New functions.
19599 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19600 rs6000_emit_parity): Prototype here.
19602 2007-02-06 Ian Lance Taylor <iant@google.com>
19604 * lower-subreg.c (simple_move_operand): Reject CONST.
19605 (resolve_clobber): Call validate_change rather than directly
19606 assigning to XEXP (pat, 0).
19608 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19610 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19611 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19612 (tree-cfg.o): Remove hashtab.h dependency.
19614 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19615 (struct ivopts_data): Change niters to pointer_map_t.
19616 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19617 (niter_for_exit): Create pointer_map on demand. Change for
19619 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19620 (free_loop_data): Destroy data->niters if created and reset field.
19621 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19622 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19624 * tree-ssa-reassoc.c: Include pointer-set.h.
19625 (bb_rank): Change to long *.
19626 (operand_rank): Change to pointer_map_t.
19627 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19628 (insert_operand_rank): Accept long.
19629 (operand_entry_hash, operand_entry_eq): Remove.
19630 (get_rank): Return long. Adjust for changes above.
19631 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19633 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19635 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19636 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19637 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19639 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19640 directly since it cannot be NULL.
19641 (get_vi_for_tree): Rewrite for pointer_map API.
19642 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19643 (init_alias_vars): Create vi_for_tree as pointer_map.
19644 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19646 * tree-cfg.c: Don't include hashtab.h.
19647 (edge_to_cases): Declare as pointer_map.
19648 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19650 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19651 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19652 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19654 (record_switch_edge): Delete.
19655 (get_cases_for_edge): Adjust for pointer_map API, inline
19656 record_switch_edge (rewritten for new API), remove goto.
19658 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19660 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19661 * tree-nested.c: Include pointer-set.h.
19662 (var_map_elt, var_map_eq, var_map_hash): Delete.
19663 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19664 to pointer_map_t's.
19665 (nesting_info_bitmap_obstack): New.
19666 (lookup_field_for_decl): Adjust for pointer_map API.
19667 (lookup_tramp_for_decl): Adjust for pointer_map API.
19668 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19669 (get_local_debug_decl): Adjust for pointer_map API.
19670 (convert_nl_goto_reference): Adjust for pointer_map API.
19671 (convert_nl_goto_receiver): Adjust for pointer_map API.
19672 (create_nesting_tree): Create outside GGC space. Create bitmap on
19673 the new obstack. Create field_map and var_map as pointer_maps.
19674 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19676 (lower_nested_functions): Move root here, no need to NULL it.
19677 Initialize and release the obstack.
19679 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19681 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19682 Remove prototypes and make them non-static.
19683 (struct tree_int_map): Remove.
19684 * tree.h (struct tree_int_map): Move here, turning TO into an
19686 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19688 * tree.h (TREE_COMPLEXITY): Remove.
19689 (struct tree_exp): Remove complexity field.
19690 * tree.c (build1_stat): Don't set it.
19692 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19693 Victor Kaplansky <victork@il.ibm.com>
19695 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19696 (vect_is_simple_reduction): Support reduction with induction as
19697 one of the operands.
19698 (vect_is_simple_iv_evolution): Fix formatting.
19699 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19700 formatting. Don't mark induction phis for vectorization.
19701 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19702 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19703 (vect_get_vec_def_for_operand): Support induction.
19704 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19706 (vectorizable_reduction): Support reduction with induction as one of
19708 (vectorizable_type_demotion): Use def-type of stmt argument rather
19709 than dummy def-type.
19711 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19712 flag_tree_scev_cprop.
19713 * common.opt (tree-scev-cprop): New flag.
19715 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19716 call to vect_get_new_vect_var.
19718 2007-02-06 Ira Rosen <irar@il.ibm.com>
19720 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19721 vectype is not NULL.
19722 (vect_pattern_recog_1): Likewise.
19724 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19726 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19727 (fold_negate_expr): Likewise.
19729 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19732 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19733 even if cv-qualification is the same.
19735 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19737 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19738 __enable_execute_stack on completion.
19740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19742 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19743 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19744 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19745 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19746 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19747 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19748 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19749 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19751 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19753 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19754 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19755 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19756 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19757 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19758 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19759 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19760 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19761 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19762 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19763 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19764 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19765 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19766 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19767 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19768 sqrtextenddfxf2_i387): Added amdfam10_decode.
19770 * config/i386/athlon.md (athlon_idirect_amdfam10,
19771 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19772 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19773 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19774 athlon_ivector_store_amdfam10): New define_insn_reservation.
19775 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19778 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19780 * config/i386/athlon.md (athlon_call_amdfam10,
19781 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19782 define_insn_reservation.
19783 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19784 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19785 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19789 * config/i386/athlon.md (athlon_sseld_amdfam10,
19790 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19791 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19793 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19795 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19796 define_insn_reservation.
19797 * config/i386/i386.md (sseins): Added sseins to define_attr type
19798 and define_attr unit.
19799 * config/i386/sse.md: Set type attribute to sseins for insertq
19802 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19804 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19805 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19806 ssecomi_load_amdfam10, ssecomi_amdfam10,
19807 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19808 define_insn_reservation.
19809 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19811 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19813 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19814 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19815 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19816 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19817 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19818 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19819 define_insn_reservation.
19821 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19822 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19823 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19824 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19825 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19827 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19829 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19830 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19831 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19832 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19833 athlon_ssemul_load_k8): Added amdfam10.
19835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19837 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19838 (x86_sse_unaligned_move_optimal): New variable.
19840 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19842 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19843 for unaligned vector SSE double/single precision loads for AMDFAM10.
19845 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19847 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19848 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19849 Define TARGET_CPU_DEFAULT_amdfam10.
19850 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19851 (processor_type): Add PROCESSOR_AMDFAM10.
19853 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19854 processor_type in config/i386/i386.h.
19855 Enable imul peepholes for TARGET_AMDFAM10.
19857 * config.gcc: Add support for --with-cpu option for amdfam10.
19859 * config/i386/i386.c (amdfam10_cost): New variable.
19860 (m_AMDFAM10): New macro.
19861 (m_ATHLON_K8_AMDFAM10): New macro.
19862 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19863 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19864 x86_promote_QImode, x86_integer_DFmode_moves,
19865 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19866 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19867 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19868 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19869 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19870 Enable/disable for amdfam10.
19871 (override_options): Add amdfam10_cost to processor_target_table.
19872 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19873 processor_alias_table.
19874 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19875 (ix86_adjust_cost): Add code for amdfam10.
19877 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19879 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19880 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19881 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19882 * config/i386/i386.h: Add builtin definition for SSE4A.
19883 * config/i386/i386.md: Add support for ABM instructions
19884 (popcnt and lzcnt).
19885 * config/i386/sse.md: Add support for SSE4A instructions
19886 (movntss, movntsd, extrq, insertq).
19887 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19888 Add -march=amdfam10 flag.
19889 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19890 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19892 * doc/extend.texi: Add documentation for SSE4A builtins.
19894 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19896 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19898 2007-02-05 Richard Guenther <rguenther@suse.de>
19900 * tree-vectorizer.h (vectorizable_function): Add argument type
19901 argument, change return type.
19902 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19903 * tree-vect-transform.c (vectorizable_function): Handle extra
19904 argument, return vectorized function decl.
19905 (build_vectorized_function_call): Remove.
19906 (vectorizable_call): Handle calls with result and argument types
19907 differing. Handle loop vectorization factor correctly.
19908 * targhooks.c (default_builtin_vectorized_function): Adjust for
19910 * targhooks.h (default_builtin_vectorized_function): Likewise.
19911 * target.h (builtin_vectorized_function): Add argument type
19913 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19914 extra argument, allow vectorizing of lrintf.
19915 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19916 documentation of target hook.
19918 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19921 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19922 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19923 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19925 2007-02-05 Roger Sayle <roger@eyesopen.com>
19927 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19928 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19929 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19930 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19931 before canonicalizing sincos to cexpi.
19932 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19934 2007-02-05 Roger Sayle <roger@eyesopen.com>
19936 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19937 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19938 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19940 2007-02-05 Roger Sayle <roger@eyesopen.com>
19942 * mips-tfile.c (initialize_init_file): Correct endianness test.
19944 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19946 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19947 the 'y' constraint.
19949 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19951 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19952 saves in a PARALLEL before the register assignments.
19954 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19956 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19957 DWARF_FRAME_RETURN_COLUMN to be a general register.
19958 * dwarf2out.c (init_return_column_size): New function, split from...
19959 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19960 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19961 to be nongeneral registers.
19962 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19964 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19965 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19967 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19969 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19971 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19973 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19974 (remove_path): Use can_remove_branch_p and remove_branch instead
19975 of loop_delete_branch_edge.
19976 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19977 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19978 Update profile using scale_dominated_blocks_in_loop.
19979 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19980 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19981 (can_remove_branch_p, remove_branch): Declare.
19982 * tree-cfg.c (tree_can_remove_branch_p): New function.
19983 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19984 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19985 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19987 2007-02-05 Jan Hubicka <jh@suse.cz>
19989 PR middle-end/30696
19990 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19991 nodes in cgraph, don't remove offline copy of the function.
19993 2007-02-04 Jan Hubicka <jh@suse.cz>
19995 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19996 vectors might cause maybe_lookup_element_for_expr to be called
19997 on non-sra-candidate.
19999 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20001 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20002 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20003 spelling conventions.
20005 2007-02-04 Richard Guenther <rguenther@suse.de>
20007 PR middle-end/30636
20008 * fold-const.c (try_move_mult_to_index): Make sure to not
20009 overflow one dimension of a multi-dimensional array access.
20011 2007-02-04 Jan Hubicka <jh@suse.cz>
20013 * passes.c (init_optimization_passes): Reindent.
20015 2007-02-04 Jan Hubicka <jh@suse.cz>
20016 Eric Botcazou <ebotcazou@adacore.com>
20018 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20019 (execute_fixup_cfg): Break out the abnormal goto code.
20020 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20021 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20022 (optimize_inline_calls): Call make_nonlocal_label_edges.
20024 2007-02-04 Jan Hubicka <jh@suse.cz>
20026 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20027 true when something was changed.
20028 (rename_ssa_copies): When something was changed, do
20029 TODO_remove_unused_locals.
20030 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20031 add TODO_remove_unused_locals when instruction was removed.
20033 2007-02-04 Jan Hubicka <jh@suse.cz>
20035 * ipa-inline.c (try_inline): Improve debug output; work on already
20037 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20038 call try_inline for already inlined edges too when flattening;
20039 inline also functions that make callee growth but overall unit size
20042 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20044 * config/m32c/bitops.md, config/m32c/jump.md,
20045 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20046 config/m32r/m32r.h, config/m32r/m32r.md,
20047 config/m32r/predicates.md, config/m68hc11/larith.asm,
20048 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20049 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20050 config/mips/mips-protos.h, config/mips/mips.c,
20051 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20052 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20053 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20054 spelling conventions.
20056 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20057 Follow spelling conventions.
20059 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20061 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20062 warn about C++0x compatibility.
20064 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20066 * config/h8300/h8300.c, config/h8300/h8300.h,
20067 config/h8300/h8300.md: Follow spelling conventions.
20069 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20071 PR middle-end/30667
20072 * combine.c (try_combine): Do not substitute source operand
20073 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20075 2007-02-03 Jan Hubicka <jh@suse.cz>
20077 PR gcov-profile/30650
20078 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20079 do not divide by zero for never executed counters.
20080 (tree_find_values_to_profile): Fix counters.
20081 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20083 2007-02-03 Ian Lance Taylor <iant@google.com>
20085 * lower-subreg.c (simple_move_operand): New static function,
20086 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20088 (simple_move): Call simple_move_operand.
20089 (find_decomposable_subregs): Add special handling of MEMs.
20090 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20091 meaning of return value. If we see a hard register, test whether
20092 it can store a word_mode value. Change all callers.
20094 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20096 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20097 ftrapv insns and expanders.
20098 (subdi3): Change define_expand operand 1 to arith11_operand, and
20099 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20100 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20101 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20104 PR middle-end/30174
20105 * varasm.c (notice_global_symbol): Treat global objects as weak when
20106 flag_shlib is true.
20108 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20110 * emit-rtl.c (dconstpi): Delete.
20111 (dconstsqrt2): New.
20112 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20113 * real.h (dconstpi): Delete.
20114 (dconstsqrt2): New.
20115 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20116 (fold_builtin_hypot): Likewise.
20118 2007-02-03 Tom Tromey <tromey@redhat.com>
20121 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20122 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20124 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20126 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20127 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20128 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20129 config/rs6000/cell.md, config/rs6000/darwin.h,
20130 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20131 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20132 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20133 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20134 typos. Follow spelling conventions.
20135 * doc/invoke.texi: Follow spelling conventions.
20137 2007-02-03 Roger Sayle <roger@eyesopen.com>
20139 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20140 canonicalization transformations that attempt to simplify integer
20141 constant comparisons to become comparisons against zero.
20143 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20145 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20147 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20148 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20150 2007-02-02 Mike Stump <mrs@apple.com>
20152 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20153 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20154 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20155 generate a branch island.
20157 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20159 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20160 (xtensa_legitimate_address_p): New.
20161 (xtensa_legitimize_address): New.
20162 (xtensa_output_addr_const_extra): New.
20163 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20165 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20166 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20167 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20168 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20169 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20170 (xtensa_legitimize_address): New.
20171 (xtensa_output_addr_const_extra): New.
20173 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20175 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20177 2007-02-02 Ian Lance Taylor <iant@google.com>
20179 * expmed.c (expand_divmod): Add comment.
20181 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20183 * emit-rtl.c (renumber_insns): Remove.
20184 * flags.h: Remove the extern for flag_renumber_insns.
20185 * rtl.h: Remove the prototype for renumber_insns.
20186 * toplev.c (flag_renumber_insns): Remove.
20188 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20190 Revert for x86 darwin:
20191 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20193 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20194 code before the following patch under TARGET_MACHO.
20195 (ix86_function_value_regno_p): Likewise.
20197 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20199 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20202 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20205 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20206 loads to general or fp registers. Add comments.
20207 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20209 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20211 * pointer-set.c (insert_aux): Only return insertion slot.
20212 (pointer_set_insert): Adjust.
20213 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20214 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20215 pointer_map_traverse): New.
20216 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20217 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20218 pointer_map_contains, pointer_map_traverse): Declare.
20220 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20222 PR middle-end/30473
20223 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20224 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20226 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20228 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20230 (struct _dep): New type.
20231 (dep_t): New typedef.
20232 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20233 (DEP_STATUS): New access macro. The macro with the same name was
20234 renamed to DEP_LINK_STATUS.
20235 (dep_init): Declare function
20237 (struct _dep_link): New type.
20238 (dep_link_t): New typedef.
20239 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20240 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20241 (DEP_LINK_STATUS): New macro.
20242 (debug_dep_links): New debug function.
20244 (struct _deps_list): New type.
20245 (deps_list_t): New typedef.
20246 (DEPS_LIST_FIRST): New access macro.
20247 (FOR_EACH_DEP_LINK): New cycle macro.
20248 (create_deps_list, free_deps_list, delete_deps_list): Declare
20250 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20251 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20252 (copy_deps_list_change_con): Ditto.
20254 (move_dep_link): Declare function.
20256 (struct _dep_node): New type.
20257 (dep_node_t): New typedef.
20258 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20260 (struct haifa_insn_data.back_deps): New field to hold backward
20261 dependencies of the insn.
20262 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20264 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20265 Change its type to deps_list_t.
20266 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20267 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20268 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20270 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20272 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20274 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20276 (dep_cost): Declare.
20278 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20279 (ds_to_dk, dk_to_ds): New functions.
20281 (init_dep_1): New static function.
20282 (init_dep): New function.
20283 (copy_dep): New static function.
20285 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20287 (detach_dep_link): New static function.
20288 (move_dep_link): New function.
20290 (dep_links_consistent_p, dump_dep_links): New static functions.
20291 (debug_dep_links): New debugging function.
20293 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20295 (alloc_deps_list, init_deps_list): New static functions.
20296 (create_deps_list): New function.
20297 (clear_deps_list): New static function.
20298 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20299 (deps_list_consistent_p, dump_deps_list): New static functions.
20300 (debug_deps_list): New function.
20301 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20303 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20305 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20306 use new scheduler dependencies lists.
20307 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20308 (sched_analyze): Ditto. Initialize dependencies lists.
20309 (add_forw_dep, compute_forward_dependences): Update to use new
20310 scheduler dependencies lists.
20312 (init_dependency_caches): Init deps_obstack.
20313 (free_dependency_caches): Free deps_obstack.
20315 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20316 new scheduler dependencies lists.
20317 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20318 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20320 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20321 Update to use new scheduler dependencies lists.
20322 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20323 (debug_dependencies): Ditto.
20324 (schedule_region): Update comments.
20326 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20327 scheduler dependencies lists.
20328 (schedule_ebb): Update comments.
20330 * rtl.def (DEPS_LIST): Remove.
20332 * lists.c (unused_deps_list): Remove.
20333 (free_list): Update assertions.
20335 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20336 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20338 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20339 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20341 * haifa-sched.c (comments): Update.
20342 (insn_cost1): Remove. Inline the code into insn_cost ().
20343 (insn_cost): Update to use new scheduler dependencies lists. Move
20344 processing of the dependency cost to dep_cost ().
20345 (dep_cost): New function. Use it instead of insn_cost () when
20346 evaluating cost of the dependency. Use compatible interface to
20347 interact with the target.
20348 (priority): Update to use new scheduler dependencies lists.
20349 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20350 with greater number of insns that depend on the insn.
20351 (schedule_insn): Update to use new scheduler dependencies lists. Add
20352 code to free backward dependencies lists. Inline and optimize code
20353 from resolve_dep () - see PR28071.
20354 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20355 lists. Update call to targetm.sched.is_costly_dependence hook.
20357 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20358 scheduler dependencies lists.
20360 (resolve_dep): Remove. Move the logic to schedule_insn ().
20361 (init_h_i_d): Initialize dependencies lists.
20363 (process_insn_depend_be_in_spec): Rename to
20364 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20365 dependencies lists.
20366 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20367 Update to use new scheduler dependencies lists.
20368 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20370 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20371 new scheduler dependencies lists.
20372 (build_intra_loop_deps): Ditto.
20374 * target.h (struct _dep): Declare to use in
20375 gcc_target.sched.is_costly_dependence.
20376 (struct gcc_target.sched.adjust_cost): Fix typo.
20377 (struct gcc_target.sched.is_costly_dependence): Change signature to
20378 use single dep_t parameter instead of an equivalent triad.
20379 (struct gcc_target.sched.adjust_cost_2): Remove.
20381 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20383 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20385 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20387 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20389 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20390 (REG_DEP_TRUE): Document.
20392 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20393 Change signature to correspond to the targetm.sched.adjust_cost hook.
20394 Update use in TARGET_SCHED_ADJUST_COST_2.
20395 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20396 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20397 new scheduler dependencies lists.
20398 (ia64_gen_check): Ditto.
20400 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20401 scheduler dependencies lists.
20403 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20404 signature to correspond to the targetm.sched.is_costly_dependence hook.
20405 (is_costly_group): Update to use new scheduler dependencies lists.
20407 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20408 instead of INSN_COST () macro.
20410 2007-02-01 Ian Lance Taylor <iant@google.com>
20412 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20414 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20416 * pa.md (tp_load): Correct mfctl instruction syntax.
20418 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20420 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20421 altivec_padding_size calculation on AIX. Improve comment, add
20422 assert to verify that it's right.
20424 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20427 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20429 PR inline-asm/28686
20430 * global.c (global_alloc): Add mising initialization of
20433 2007-02-01 Roger Sayle <roger@eyesopen.com>
20435 * alias.c (init_alias_analysis): Correct whitespace.
20436 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20437 partition_hot_cold_basic_blocks): Likewise.
20438 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20439 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20440 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20441 fold_builtin_snprintf_chk, fold_builtin_printf,
20442 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20443 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20444 * cfgcleanup.c (cleanup_cfg): Likewise.
20445 * cfgexpand.c (tree_expand_cfg): Likewise.
20446 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20447 * function.c (get_next_funcdef_no): Likewise.
20448 * gengtype.c (main): Likewise.
20449 * genmodes.c (main): Likewise.
20450 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20451 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20452 * ifcvt.c (noce_emit_move_insn): Likewise.
20453 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20455 * stor-layout.c (get_best_mode): Likewise.
20456 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20457 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20458 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20459 perform_var_substitution, solve_graph): Likewise.
20460 * tree-vrp.c (vrp_finalize): Likewise.
20462 2007-02-01 Ian Lance Taylor <iant@google.com>
20464 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20465 high part of a paradoxical subreg, return a constant zero.
20467 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20469 * toplev.c (lang_dependent_init): Call init_set_costs.
20470 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20472 2007-02-01 Richard Guenther <rguenther@suse.de>
20474 PR middle-end/30656
20475 * fold-const.c (fold_negate_expr): Allow negating a
20476 constant if overflow does not change.
20478 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20480 * doc/c-tree.texi (Expression trees): Improve markup.
20481 * doc/tm.texi (Register Classes, Addressing Modes)
20482 (Floating Point): Fix spacing after abbreviations. Fix some
20485 2007-02-01 Ben Elliston <bje@au.ibm.com>
20487 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20488 * doc/contrib.texi: Likewise.
20489 * doc/install.texi: Likewise.
20491 2007-01-31 Richard Henderson <rth@redhat.com>
20492 Ian Lance Taylor <iant@google.com>
20494 * lower-subreg.c: New file.
20495 * rtl.def (CONCATN): Define.
20496 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20497 pass_lower_subreg2.
20498 * emit-rtl.c (update_reg_offset): New static function, broken out
20499 of gen_rtx_REG_offset.
20500 (gen_rtx_REG_offset): Call update_reg_offset.
20501 (gen_reg_rtx_offset): New function.
20502 * regclass.c: Revert patch of 2006-03-05, restoring
20504 (clear_reg_info_regno): New function.
20505 * dwarf2out.c (concatn_loc_descriptor): New static function.
20506 (loc_descriptor): Handle CONCATN.
20507 * common.opt (fsplit_wide_types): New option.
20508 * opts.c (decode_options): Set flag_split_wide_types when
20510 * timevar.def (TV_LOWER_SUBREG): Define.
20511 * rtl.h (gen_reg_rtx_offset): Declare.
20512 (reg_scan_update): Declare.
20513 * regs.h (clear_reg_info_regno): Declare.
20514 * tree-pass.h (pass_lower_subreg): Declare.
20515 (pass_lower_subreg2): Declare.
20516 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20517 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20518 -fsplit-wide-types.
20519 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20520 * Makefile.in (OBJS-common): Add lower-subreg.o.
20521 (lower-subreg.o): New target.
20523 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20525 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20527 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20530 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20532 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20534 PR middle-end/29335
20535 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20537 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20539 * cfgloop.h: Include vec-prim.h.
20540 (enum li_flags): Remove LI_ONLY_OLD.
20541 (loop_iterator): Changed.
20542 (fel_next, fel_init): Iterate over loop tree.
20543 (FOR_EACH_LOOP_BREAK): New macro.
20544 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20546 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20547 * modulo-sched.c (sms_schedule): Ditto.
20548 * tree-vectorizer.c (vectorize_loops): Ditto.
20549 * doc/loop.texi: Update information on loop numbering and behavior of
20550 FOR_EACH_LOOP wrto new loops.
20551 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20552 add_to_evolution_1): Test nestedness of loops instead of comparing
20554 * tree-chrec.c (chrec_fold_plus_poly_poly,
20555 chrec_fold_multiply_poly_poly, chrec_evaluate,
20556 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20557 reset_evolution_in_loop): Ditto.
20558 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20560 2007-01-31 Dirk Mueller <dmueller@suse.de>
20562 * c-common.c (warn_about_parentheses): Separate warning about
20563 un-parenthized sequence of comparison operators from the one
20564 which is supposed to warn about x <= y <= z.
20566 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20568 * optabs.h (enum optab_index): Add new OTI_isinf.
20569 (isinf_optab): Define corresponding macro.
20570 * optabs.c (init_optabs): Initialize isinf_optab.
20571 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20573 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20574 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20576 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20577 expand_builtin_interclass_mathfn.
20578 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20579 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20580 (fxam<mode>2_i387): New insn pattern.
20581 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20582 built-in functions as x87 inline asm.
20584 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20586 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20588 2007-01-30 Eric Christopher <echristo@apple.com>
20590 * config.gcc: Add geode.
20592 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20594 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20595 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20596 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20597 value-prof.c: Fix comment typos.
20599 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20602 * doc/invoke.texi (Wpointer-arith): Document warning.
20604 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20606 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20607 the list of discrepancies from the draft TR.
20609 2007-01-30 Dirk Mueller <dmueller@suse.de>
20612 * doc/invoke.texi (-Wreturn-type): Update description to
20613 match new behavior.
20615 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20617 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20619 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20621 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20622 to handle optabs that operate on floating point input argument and
20623 output to integer output.
20624 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20625 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20626 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20627 expand_builtin_interclass_mathfn ().
20628 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20629 (ilogbsi2): Remove.
20630 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20631 ilogbl built-in functions as x87 intrinsics.
20633 2007-01-30 Richard Guenther <rguenther@suse.de>
20635 PR middle-end/27657
20636 * dwarf2out.c (reference_to_unused): Query varpool if the
20637 variable was output.
20639 2007-01-30 Richard Guenther <rguenther@suse.de>
20641 PR middle-end/30313
20642 * passes.c (execute_one_pass): Reset in_gimple_form to not
20643 confuse non-unit-at-a-time mode.
20645 2007-01-29 Roger Sayle <roger@eyesopen.com>
20646 Richard Guenther <rguenther@suse.de>
20648 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20649 avoid undefined behaviour on overflow. Use force_fit_type_double
20650 to construct the constant with the specified TREE_OVERFLOW.
20652 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20654 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20655 * config/dfp-bit.h: Ditto.
20657 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20659 * c-decl.c (pop_scope): Replace warnings with call to
20660 warn_for_unused_label.
20661 * c-common.h (warn_for_unused_label): Declare.
20662 * c-common.c (warn_for_unused_label): Define.
20664 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20666 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20669 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20671 * Makefile.in (USER_H): Remove decfloat.h.
20672 * ginclude/decfloat.h: Delete, moving contents to ...
20673 * ginclude/float.h: Add support for decimal floating point,
20674 guarded by __STDC_WANT_DEC_FP__.
20676 2007-01-29 Mike Stump <mrs@apple.com>
20678 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20679 Analysis and Representation to resolve case insensitive conflict.
20680 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20682 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20684 * tree.h (struct tree_memory_tag): Add aliases member.
20685 (MTAG_ALIASES): New macro.
20686 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20687 (add_may_alias): Remove pointer-set. Update for may_aliases being
20689 (mark_aliases_call_clobbered): Update for may_aliases being a
20691 (compute_tag_properties): Ditto.
20692 (create_partition_for): Ditto.
20693 (compute_memory_partitions): Ditto.
20694 (dump_may_aliases_for): Ditto.
20695 (is_aliased_with): Ditto.
20696 (add_may_alias_for_new_tag): Ditto.
20697 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20698 (compute_is_aliased): New function.
20699 (compute_may_aliases): Call compute_is_aliased).
20700 (init_alias_info): Initialize alias_bitmap_obstack.
20701 (union_alias_set_into): New function.
20702 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20703 (have_common_aliases_p): Rewrite to take two bitmaps and use
20705 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20706 Update for bitmaps.
20707 (finalize_ref_all_pointers): Update for add_may_alias changes.
20708 (new_type_alias): Ditto.
20709 * tree-flow-inline.h (may_aliases): Return a bitmap.
20710 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20711 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20712 may_aliases being a bitmap.
20713 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20714 may_aliases now returns a bitmap.
20715 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20717 * tree-ssa-operands.c (add_virtual_operand): Update for
20718 may_aliases being a bitmap.
20720 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20722 PR tree-optimization/30630
20723 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20724 variable as changed.
20726 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20729 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20730 expanded only once even if an error occurs.
20732 2007-01-29 Ben Elliston <bje@au.ibm.com>
20734 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20735 (__gcov_average_profiler): Likewise.
20736 (__gcov_ior_profiler): Likewise.
20737 (__gcov_merge_ior): Likewise.
20739 2007-01-28 Jan Hubicka <jh@suse.cz>
20741 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20742 * value-prof.c (stringop_block_profile): Likewise.
20744 2007-01-28 Jan Hubicka <jh@suse.cz>
20746 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20747 Add variant handling histograms; add wrapper.
20748 (clear_storage_via_libcall): Export.
20749 (emit_block_move_hints): Break out from ...; add histograms.
20750 (emit_block_move): ... this one.
20751 (clear_storage_hints): Break out from ...; add histograms.
20752 (clear_storage): ... this one.
20753 (set_storage_via_memset): Handle histogram.
20754 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20755 (clear_storage_hints, clear_storage_via_libcall): Declare.
20756 (set_storage_via_setmem): Update prototype.
20757 * doc/md.texi (movmem, setmem): Document new arguments.
20759 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20760 Add new histograms.
20761 (stringop_block_profile): New global function.
20762 (tree_stringops_values_to_profile): Profile block size and alignment.
20763 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20765 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20766 (stringop_block_profile): Declare.
20767 * builtins.c: Include value-prof.h.
20768 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20769 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20770 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20771 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20772 * profile.c (instrument_values): Add new counters.
20773 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20775 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20776 (tree_init_edge_profiler): Build new profilers.
20777 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20778 (pass_tree_profile): Add dump.
20779 (tree_profile_hooks): Update.
20780 * Makefile.in (LIBGCOV): Add new constants.
20781 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20782 __gcov_ior_profiler): New.
20783 * i386.md (movmem/setmem expanders): Add new optional arguments.
20785 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20787 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20789 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20791 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20792 (tree_unswitch_single_loop): Pass eni_size_weights to
20793 tree_num_loop_insns.
20794 * tree-ssa-loop-manip.c: Include tree-inline.h.
20795 (can_unroll_loop_p): Pass eni_size_weights to
20796 tree_num_loop_insns.
20797 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20798 Pass eni_size_weights to estimate_num_insns.
20799 * tree.h (init_inline_once): Export.
20800 * toplev.c (backend_init): Call init_inline_once.
20801 * cgraphunit.c (cgraph_process_new_functions,
20802 cgraph_analyze_function): Pass eni_inlining_weights to
20803 estimate_num_insns.
20804 * ipa-inline.c (compute_inline_parameters): Ditto.
20805 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20806 to estimate_num_insns.
20807 (try_unroll_loop_completely): Pass eni_size_weights to
20808 tree_num_loop_insns.
20809 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20810 ot estimate_num_insns.
20811 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20812 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20813 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20814 eni_time_weights): New variables.
20815 (init_inline_once): Initialize them.
20816 (struct eni_data): Mew.
20817 (estimate_num_insns_1, estimate_num_insns): Use weights.
20818 * tree-inline.h (struct eni_weights_d): New.
20819 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20820 (estimate_num_insns): Declaration changed.
20821 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20822 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20823 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20825 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20827 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20828 relations in the conflict function is valid.
20830 2007-01-27 Ian Lance Taylor <iant@google.com>
20832 * common.opt: Add fstrict-overflow.
20833 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20834 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20835 (TYPE_OVERFLOW_UNDEFINED): Define.
20836 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20838 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20839 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20840 (fold_negate_expr): Likewise.
20841 (make_range): Likewise.
20842 (extract_muldiv_1): Likewise.
20843 (maybe_canonicalize_comparison): Likewise.
20844 (fold_comparison): Likewise.
20845 (fold_binary): Likewise.
20846 (tree_expr_nonnegative_p): Likewise.
20847 (tree_expr_nonzero_p): Likewise.
20848 * tree-vrp.c (compare_values): Likewise.
20849 (extract_range_from_binary_expr): Likewise.
20850 (extract_range_from_unary_expr): Likewise.
20851 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20853 (nowrap_type_p): Likewise.
20854 * tree-scalar-evolution.c (simple_iv): Likewise.
20855 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20856 (build_range_check): Likewise.
20857 (extract_muldiv_1): Likewise.
20858 (fold_comparison): Likewise.
20859 * tree-vrp.c (vrp_int_const_binop): Likewise.
20860 (extract_range_from_unary_expr): Likewise.
20861 * convert.c (convert_to_integer): Likewise.
20862 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20863 (fold_comparison): Likewise.
20864 (fold_binary): Likewise.
20865 * optabs.c (optab_for_tree_code): Likewise.
20866 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20867 * simplify-rtx.c (simplify_const_relational_operation): Check
20868 flag_strict_overflow and flag_trapv.
20869 (simplify_const_relational_operation): Likewise.
20870 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20871 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20874 2007-01-27 Roger Sayle <roger@eyesopen.com>
20876 * tree.c (tree_fold_gcd): Delete.
20877 * tree.h (tree_fold_gcd): Remove prototype.
20878 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20879 test whether one constant integer is a multiple of another. Instead
20880 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20881 * fold-const.c (multiple_of_p): We've determined both TOP and
20882 BOTTOM are integer constants so we can call int_const_binop directly
20883 instead of the more generic const_binop.
20885 2007-01-27 Roger Sayle <roger@eyesopen.com>
20887 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20888 1*X check that the constant hasn't overflowed, to preserve the
20890 (round_up): Provide an efficient implementation when rouding-up an
20891 INTEGER_CST to a power-of-two.
20893 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20895 * doc/sourcebuild.texi: Add comma for clarity.
20896 * doc/extend.texi: Fix some typos.
20897 * doc/passes.texi: Likewise.
20898 * doc/cppinternals.texi: Likewise.
20899 * doc/c-tree.texi: Likewise.
20900 * doc/tree-ssa.texi: Likewise.
20901 * doc/install.texi: Likewise.
20903 2007-01-27 Jan Hubicka <jh@suse.cz>
20905 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20906 (pass_sra): Do not require alias information.
20907 * passes.c (init_optimization_passes): Add SRA
20909 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20911 * tracer.c (rest_of_handle_tracer): We already cleaned
20912 up the CFG in tracer() so don't do it here again.
20913 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20914 cleanup_cfg here, either. And don't call renumber_insns.
20916 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20917 and BB_HEAD are in the insn stream here. Instead make sure
20918 that BB_INSN is valid on all insns. Also, do check here that
20919 there are no pending branch predictions...
20920 (rtl_verify_flow_info): ...instead of doing it here. Checks
20921 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20924 2007-01-26 Roger Sayle <roger@eyesopen.com>
20926 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20927 function to simplify/factorize operand order canonicalization.
20928 (ix86_fixup_binary_operands): Reorganize using the above function.
20929 (ix86_binary_operator_ok): Likewise.
20931 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20933 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20934 file scope from optimize_attrs.
20935 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20937 (optimize_attrs): Clear insn_code_values after freeing it.
20939 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20941 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20942 a parts.base assignment.
20944 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20946 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20947 (compute_subscript_distance, initialize_data_dependence_relation,
20948 finalize_ddr_dependent, analyze_ziv_subscript,
20949 analyze_siv_subscript_cst_affine,
20950 compute_overlap_steps_for_affine_univar,
20951 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20952 analyze_siv_subscript, analyze_miv_subscript,
20953 analyze_overlapping_iterations, subscript_dependence_tester_1,
20954 compute_self_dependence, free_dependence_relation): Work
20955 with affine_fn instead of chrecs.
20956 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20957 common_affine_function, affine_function_base,
20958 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20959 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20960 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20961 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20962 (all_chrecs_equal_p): Removed.
20963 * tree-data-ref.h (affine_fn, conflict_function): New types.
20964 (struct subscript): Change type of conflicting_iterations_in_a
20965 and conflicting_iterations_in_b.
20967 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20970 * config/pa/pa.h (TARGET_HPUX_11): New.
20971 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20972 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20974 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20975 Richard Guenther <rguenther@suse.de>
20977 * tree-ssa-structalias.c (solve_graph): Handle case
20978 we merged the variable to another.
20980 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20982 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20985 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20986 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20988 2007-01-25 DJ Delorie <dj@redhat.com>
20990 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20991 allow changes to modes which don't fit in those registers.
20993 * reload1.c (choose_reload_regs): Check for invalid subregs before
20994 computing their locations, not after.
20996 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20999 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21000 save Altivec registers in an eh_return function.
21001 (compute_vrsave_mask): Likewise.
21002 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21003 for saving Altivec registers.
21004 (rs6000_emit_prologue): Don't allocate stack twice in
21005 eh_return function. Correct expected value of altivec_save_offset
21006 when using save_world. Describe save of R0 to stack when using
21007 save_world. Describe stack pointer adjustment when using
21008 save_world. Remove duplicated eh_return parameter register saving.
21009 Update sp_offset variable after save_world.
21010 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21012 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21013 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21016 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21018 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21020 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21023 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21024 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21026 2007-01-25 Richard Guenther <rguenther@suse.de>
21028 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21029 * common.opt (-Wcoverage-mismatch): New warning option.
21030 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21031 if -Wcoverage-mismatch is given.
21033 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21035 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21036 (ipcp_driver): Change to static definition.
21037 Add dumping of the ifunctions.
21038 (constant_val_insert): Remove unused parameter. Support for SSA.
21039 (ipcp_propagate_const): Support for SSA.
21040 (ipcp_profile_bb_print): Print only analyzed nodes.
21041 (ipcp_replace_map_create): Remove support for Fortran constant
21043 * ipa-prop.c (ipa_method_modify_stmt,
21044 ipa_callsite_compute_param): Support for SSA.
21045 * ipa-prop.h (ipcp_driver): Remove declaration.
21046 (IS_VALID_TREE_MAP_INDEX): Add define.
21048 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21050 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21052 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21054 PR middle-end/30447
21055 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21056 constant argument to cabs and do it without checking for
21057 -funsafe-math-optimizations.
21059 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21061 * c-common.h (RID_FIRST_CXX0X): New.
21062 (RID_LAST_CXX0X): New.
21063 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21065 * c.opt (Wc++0x-compat): New.
21066 * doc/invoke.texi (-Wc++0x-compat): Document.
21068 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21070 * builtins.c (fold_builtin_carg): New.
21071 (fold_builtin_1): Use it.
21073 2007-01-24 Jan Hubicka <jh@suse.cz>
21075 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21077 * ipa-inline.c (initial_insns, max_insns): Delete.
21078 (compute_max_insns): New function.
21079 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21080 amount of insns as base for code growth.
21081 (cgraph_decide_inlining): Make initial_insns local; do not compute
21083 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21084 * doc/invoke.texi (inline-unit-growth): Update docs.
21086 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21088 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21089 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21090 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21091 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21092 for CPUs that have PTA_CX16 set.
21094 PR middle-end/27416
21095 * gimplify.c (omp_check_private): New function.
21096 (gimplify_scan_omp_clauses): Use it for
21097 firstprivate/lastprivate/reduction.
21099 PR middle-end/30494
21100 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21101 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21103 PR middle-end/30421
21104 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21105 If lower_lastprivate_clauses emits some statements, append them
21106 to dlist rather than body_p and to body_p append an initializer.
21107 (lower_omp_for): Adjust caller.
21109 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21111 * target.h (globalize_decl_name): New.
21112 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21113 * output.h (default_globalize_decl_name): New.
21114 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21116 (globalize_decl): Ditto.
21117 (default_globalize_decl_name): New.
21118 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21119 (ia64_handle_version_id_attribute): New.
21120 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21121 (ia64_asm_output_external): Use globalize_decl_name instead
21122 of globalize_label.
21123 * doc/extend.texi (version_id): New pragma.
21124 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21126 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21128 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21129 _uleb128_t and _Unwind_SWord with _sleb128_t.
21130 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21131 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21133 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21134 * unwind-pe.h (read_uleb128, read_sleb128,
21135 read_encoded_value_with_base): Likewise.
21136 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21138 2007-01-24 Richard Guenther <rguenther@suse.de>
21140 * builtins.c (expand_builtin_cexpi): Get the fndecl
21141 for cexp in the correct way.
21143 2007-01-24 Jan Hubicka <jh@suse.cz>
21145 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21148 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21150 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21151 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21152 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21153 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21154 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21155 __SIZEOF_PTRDIFF_T__.
21156 * doc/cpp.texi: Documentation for the new builtin macros added.
21158 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21160 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21161 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21162 instead of operands[2] to avoid access past the end of array.
21164 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21166 * reload1.c (emit_reload_insns): Pass the reload register
21167 for a non-spill output reload through forget_old_reloads_1.
21169 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21171 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21172 _SOFT_DOUBLE if doubles use software floating-point.
21173 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21174 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21175 * config/rs6000/darwin-ldouble.c: Also compile functions for
21176 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21177 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21178 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21179 commented-out long double override.
21180 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21181 * config/rs6000/eabispe.h: Likewise.
21182 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21183 long double for non-SPE.
21184 (rs6000_handle_option): Likewise.
21185 (invalid_e500_subreg): Disallow more subregs involding DImode,
21186 DFmode, TImode or TFmode.
21187 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21189 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21191 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21192 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21194 (rs6000_legitimate_address): Also check for TFmode for E500
21196 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21197 (spe_build_register_parallel): Handle TFmode and TCmode.
21198 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21200 (function_arg): Handle TFmode and TCmode for E500 double.
21201 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21203 (print_operand): Handle TFmode and TImode for %y.
21204 (rs6000_generate_compare): Handle TFmode comparisons for E500
21206 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21207 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21208 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21209 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21210 TFmode for E500 double.
21211 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21212 (floatsidf2): Enable for E500 double.
21213 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21214 (extenddftf2): Change to extenddftf2_fprs.
21215 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21216 depending on TARGET_E500_DOUBLE.
21217 (extendsftf2): Enable for E500 double.
21218 (trunctfdf2): Enable for E500 double.
21219 (trunctfsf2): Change to trunctfsf2_fprs.
21220 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21221 depending on TARGET_E500_DOUBLE.
21222 (floatsitf2): Enable for E500 double.
21223 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21224 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21225 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21226 (negtf2): Change to negtf2_internal.
21227 (negtf2): New expander.
21228 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21229 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21230 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21231 (movdi_internal32): Use rs6000_nonimmediate_operand.
21232 (unnamed splitter): Likewise.
21233 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21234 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21235 (SPE64TF, DITI): New mode macros.
21236 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21239 (frob_<mode>_di_2): New.
21240 (frob_tf_di_8_2): New.
21241 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21243 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21245 (frob_ti_<mode>_8_2): New.
21246 (frob_ti_tf_2): New.
21247 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21248 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21250 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21251 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21252 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21253 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21254 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21255 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21258 2007-01-23 Ian Lance Taylor <iant@google.com>
21260 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21262 (OBJS-archive): Reformat, alphabetize.
21263 (OBJS): Change out_object_file to OBJS-md.
21265 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21267 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21268 JUMP_P and CALL_P predicates where applicable.
21269 * config/i386/i386.c: Ditto.
21270 * config/i386/i386.md: Ditto.
21271 * config/i386/mmx.md: Ditto.
21272 * config/i386/predicates.md: Ditto.
21274 2007-01-22 Andreas Schwab <schwab@suse.de>
21276 * config/m68k/m68k.h: Fix comment.
21278 2007-01-22 Jan Hubicka <jh@suse.cz>
21280 * passes.c (init_optimization_passes): Do not rerun
21281 pass_early_warn_uninitialized.
21283 2007-01-22 Richard Guenther <rguenther@suse.de>
21285 PR tree-optimization/30038
21286 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21288 (execute_cse_sincos_1): Likewise.
21289 (execute_cse_sincos): Likewise.
21290 (gate_cse_sincos): Likewise.
21291 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21292 the cexpi() canonicalization of sincos().
21293 * tree-pass.h (pass_cse_sincos): Declare.
21294 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21296 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21298 PR rtl-optimization/29329
21299 * combine.c (replaced_rhs_insn): Rename to i2mod.
21300 (replaced_rhs_value): Rename to i2mod_new_rhs.
21301 (i2mod_old_rhs): New global variable.
21302 (combine_instructions): Adjust for above change. Save a copy of
21303 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21304 note are substituted in the second instruction.
21305 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21306 ditch the note if it pertains to the second eliminated register
21307 and this register is mentioned in i2mod_old_rhs.
21310 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21312 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21313 the insn to which the note was originally attached.
21315 2007-01-21 Jan Hubicka <jh@suse.cz>
21317 * ipa-inline.c (inlining_mode): Comment, move up.
21318 (cgraph_decide_inlining_incrementally): Do not perform inlining
21319 itself; fix handling of flattening of self recursive functions.
21320 (cgraph_find_cycles): Remove.
21321 (cgraph_flatten_node): Remove.
21322 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21323 (try_inline): New function.
21324 (cgraph_early_inlining): Update call of
21325 cgraph_decide_inlining_incrementally. Apply inlining here.
21326 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21328 2007-01-21 Dirk Mueller <dmueller@suse.de>
21331 * tree-vrp.c (check_array_bounds): do not warn
21332 about ADDR_EXPR's of ARRAY_REF's which are immediately
21333 used in binary expressions.
21335 2007-01-21 Ira Rosen <irar@il.ibm.com>
21337 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21338 read_write_dep and macros for its access.
21339 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21340 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21341 argument, call vect_check_interleaving for every independent pair of
21342 data-refs. Mark loads that access the same memory location as a store
21344 (vect_check_dependences): Remove.
21345 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21346 call, fix the call to vect_analyze_data_ref_dependence.
21347 (vect_analyze_data_ref_access): For statements that access the same
21348 data-ref, check that they are not stores; for loads, check that there
21349 is no store that access the same location.
21351 2007-01-20 Roger Sayle <roger@eyesopen.com>
21352 Joseph Myers <joseph@codesourcery.com>
21354 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21355 (-fdump-rtl-stack): Likewise.
21356 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21357 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21358 (-mpt-fixed): Use @minus{} for minus sign.
21359 (Using Precompiled Headers): Fix under/overfull hbox.
21361 2007-01-20 Jan Hubicka <jh@suse.cz>
21363 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21364 place within annotation.
21366 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21368 * pa.c (output_move_double): Change array size of xoperands to 4.
21370 2007-01-20 Jan Hubicka <jh@suse.cz>
21372 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21375 2007-01-19 Ian Lance Taylor <iant@google.com>
21377 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21378 constant to unsigned HOST_WIDE_INT before negating.
21380 2007-01-19 Ian Lance Taylor <iant@google.com>
21382 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21384 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21385 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21386 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21387 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21388 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21389 (realloc_vdef, realloc_vuse): Change second parameter to
21391 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21392 fields to unsigned.
21393 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21394 unsigned. Change x and lim locals to unsigned.
21395 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21397 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21398 (copy_virtual_operands): Change i and n locals to unsigned.
21400 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21402 PR middle-end/29335
21403 * builtins.c (fold_builtin_1): Handle builtin fdim.
21405 2007-01-20 Jan Hubicka <jh@suse.cz>
21407 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21408 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21409 init_alias_heapvars.
21410 (init_alias_heapvars): Initialize only when not already initialized.
21411 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21413 2007-01-19 Roger Sayle <roger@eyesopen.com>
21415 * common.opt (fsigned-zeros): New command line option.
21416 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21417 of flag_unsafe_math_optimizations.
21418 * opts.c (set_fast_math_flags): The -ffast-math command line option
21419 implies -fno-signed-zeros.
21420 (fast_math_flags_set_p): Likewise.
21422 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21423 the documentation of -ffast-math appropriately. Wrap long lines.
21425 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21427 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21428 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21430 2007-01-19 Tomas Bily <tbily@suse.cz>
21432 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21434 (tree_init_ic_make_global_vars): New function
21435 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21436 (tree_gen_ic_profiler): New function
21437 (tree_gen_ic_func_profiler): New function
21438 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21439 (tree_profile_hooks): Added hook for indirec/virtual calls
21440 * value-prof.c (tree_find_values_to_profile): New case for
21442 (tree_values_to_profile): Call for determining indirect/virtual
21444 (tree_indirect_call_to_profile): New function
21445 (tree_ic_transform): New function
21446 (tree_ic): New function
21447 (find_func_by_pid): New function
21448 (init_pid_map): New function
21449 (tree_value_profile_transformations): Added check for
21450 indirect/virtual call transformation
21451 * value-prof.h (enum hist_type): New counter type for
21452 indirect/virtual calls
21453 (profile_hooks): Added new hook for profiling indirect/virtual
21455 * profile.c (instrument_values): New case for indirect/virtual
21457 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21458 (GCOV_COUNTER_V_INDIR): New counter type
21459 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21460 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21462 * cgraph.c: Definition of cgraph_max_pid
21463 (cgraph_create_node): Default init of pid attribute
21464 * cgraph.h: Declaration of cgraph_max_pid
21465 (struct cgraph_node): Added pid attribute
21466 * libgcov.c (__gcov_indirect_call_profiler): New function
21467 (__gcov_one_value_profiler_body): New function
21468 (__gcov_one_value_profiler): Body was moved to
21469 __gcov_one_value_profiler_body and calls it
21471 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21473 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21474 * gengtype.c (write_types_data, write_func_for_structure,
21475 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21476 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21477 (walk_type, write_func_for_structure): Generate the mark_hook if
21480 2007-01-19 Jan Hubicka <jh@suse.cz>
21482 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21483 'early' argument take inlining mode argument specifying whether to
21484 inline for size/speeed or all functions; add support for flattening;
21486 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21488 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21491 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21492 the name of the declared identifier.
21494 2007-01-19 Dirk Mueller <dmueller@suse.de>
21496 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21497 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21498 duplicate evaluation.
21500 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21502 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21503 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21504 to XFMode, use acosxf2 and truncate result to requested mode.
21505 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21506 (asin<mode>2): Similarly, with asin expanders.
21507 (*fscalexf4_i387): Rename from *fscalexf4.
21508 (expNcorexf3): New expander.
21509 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21510 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21511 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21512 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21513 patterns for SSE math.
21514 (exp10<mode>2): Similarly, with exp10 expanders.
21515 (exp2<mode>2): Similarly, with exp2 expanders.
21516 (expm1<mode>2): Similarly, with expm1 expanders.
21517 (ldexp<mode>3): Similarly, with ldexp expanders.
21518 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21519 Use gen_truncxf<mode>2_i387_noop to truncate result.
21521 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21523 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21524 for ColdFire targets.
21526 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21527 Richard Sandiford <richard@codesourcery.com>
21529 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21530 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21531 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21532 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21533 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21534 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21538 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21539 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21540 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21541 (*adddi_dilshr32_cf): New pattern.
21542 (adddi3, subdi3): Remove first alternatives.
21544 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21546 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21547 implemented using move.l, do not use its cc result for floating-point
21550 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21552 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21553 from accepting 's' constraints if flag_pic.
21555 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21557 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21558 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21559 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21560 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21562 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21564 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21565 ColdFire alternatives.
21566 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21567 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21568 architectures that support ff1 instruction.
21570 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21571 Julian Brown <julian@codesourcery.com>
21573 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21574 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21575 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21578 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21580 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21582 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21583 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21584 HOST_WIDE_INT instead of an rtx.
21585 (m68k_rtx_costs): Update call accordingly.
21586 (output_move_const_into_data_reg): Likewise. Fix formatting.
21587 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21589 (output_move_simode_const): Update calls after above changes.
21590 Rework to use automatic variables and predicates like MEM_P.
21591 * config/m68k/m68k.md (pushexthisi_const): Update call to
21594 2007-01-19 Dirk Mueller <dmueller@suse.de>
21596 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21597 in dump_flags test.
21599 2007-01-19 Richard Guenther <rguenther@suse.de>
21601 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21602 via cexp in case sincos is not available.
21604 2007-01-19 Richard Guenther <rguenther@suse.de>
21606 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21607 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21608 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21609 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21610 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21611 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21612 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21613 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21615 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21617 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21619 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21620 (atan2xf3): Directly generate RTL pattern.
21621 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21622 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21623 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21624 disable patterns for SSE math.
21625 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21626 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21627 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21628 disable patterns for SSE math.
21630 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21632 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21634 2007-01-18 Roger Sayle <roger@eyesopen.com>
21636 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21637 VIEW_CONVERT_EXPR to the same type as it's operand.
21639 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21641 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21642 configured for long double 128.
21644 2007-01-18 Mike Stump <mrs@apple.com>
21646 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21649 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21651 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21654 2007-01-18 Jan Hubicka <jh@suse.cz>
21656 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21657 greater than NUM_VOP_FREE_BUCKETS.
21659 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21661 * tree-ssa-structalias.c: Update comments.
21662 (ptabitmap_obstack): Removed.
21663 (pta_obstack): New.
21664 (oldpta_obstack): Ditto.
21665 (stats): Add a few members.
21666 (struct variable_info): Remove node, complex, address_taken, and
21667 indirect_target members. Add oldsolution member.
21668 (new_var_info): Do not initialize removed members.
21669 (constraint_expr_type): Remove INCLUDES.
21670 (constraint_graph): Add size, implicit_preds, rep,
21671 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21672 (FIRST_REF_NODE): New macro.
21673 (LAST_REF_NODE): Ditto.
21674 (FIRST_ADDR_NODE): Ditto.
21675 (find): New function.
21677 (dump_constraint): Do not handle INCLUDES.
21678 (insert_into_complex): Do not insert duplicate constraints.
21679 (condense_varmap_nodes): Renamed and rewritten into ...
21680 (merge_node_constraints): This. Also fix bug in handling of
21681 offseted copy constraints.
21682 (clear_edges_for_node): No longer need to deal with preds at all,
21683 or removing associated preds/succs.
21684 (merge_graph_nodes): Deal with indirect_cycles.
21685 Don't deal with predecessors.
21686 (add_implicit_graph_edge): New function.
21687 (add_pred_graph_edge): Ditto.
21688 (add_graph_edge): Don't deal with predecessors.
21689 (build_constraint_graph): Removed.
21690 (build_pred_graph): New function.
21691 (build_succ_graph): Ditto.
21692 (struct scc_info): Removed in_component. Added roots, dfs, and
21693 node_mapping. Remove visited_index, unification_queue.
21694 (scc_visit): Deal with union-find we do now.
21695 Deal with cycles with REF nodes.
21696 (collapse_nodes): Renamed and rewritten to ...
21697 (unify_nodes): This.
21698 (process_unification_queue): Removed.
21699 (topo_visit): Cleanup
21700 (do_da_constraint): Use find.
21701 (do_sd_constraint): Ditto.
21702 (do_ds_constraint): Ditto.
21703 (do_complex_constraint): Ditto.
21704 (init_scc_info): Update for removed and added members.
21705 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21706 (find_indirect_cycles): This.
21707 (equivalence_class): New variable.
21708 (label_visit): New function.
21709 (perform_variable_substitution): Rewritten.
21710 (free_var_substitution_info): New function.
21711 (find_equivalent_node): Ditto.
21712 (move_complex_constraints): Ditto.
21713 (eliminate_indirect_cycles): Ditto.
21714 (solve_graph): Only propagate changed bits.
21715 Use indirect cycle elimination.
21717 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21718 (tree_id_eq): Renamed to ...
21719 (tree_vi_eq): This. Update for member change
21720 (insert_id_for_tree): Renamed and rewritten to ...
21721 (insert_vi_for_tree): This.
21722 (lookup_id_for_tree): Renamed and rewritten to ...
21723 (lookup_vi_for_tree): This.
21724 (get_id_for_tree): Renamed and rewritten to ...
21725 (get_vi_for_tree): Ditto.
21726 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21727 (process_constraint): Don't handle INCLUDES.
21728 Remove special ADDRESSOF case.
21729 (find_func_aliases): Rewrite to use vi functions instead of id
21731 (create_function_info_for): Ditto.
21732 (create_variable_info_for): Ditto.
21733 (intra_create_variable_infos): Ditto.
21734 (merge_smts_into): Ditto.
21735 (find_what_p_points_to): Ditto.
21736 (init_base_vars): Ditto.
21737 (init_alias_vars): Ditto.
21738 (remove_preds_and_fake_succs): New function.
21739 (dump_sa_points_to_info): Dump new stats.
21740 (dump_solution_for_var): Use find.
21741 (set_used_smts): Fix formatting.
21742 (compute_points_to_sets): Updated for new functions.
21743 (ipa_pta_execute): Ditto.
21745 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21746 Richard Sandiford <richard@codesourcery.com>
21748 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21750 * calls.c (expand_call): If the return value is a PARALLEL,
21751 extract its first member.
21752 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21753 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21754 use FUNCTION_EXTRA_EPILOGUE.
21755 (m68k_function_value): Return a PARALLEL if the return value
21756 is of a pointer type.
21757 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21758 (FUNCTION_EXTRA_EPILOGUE): Remove.
21759 * config/m68k/m68k.md (D0_REG): New constant.
21761 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21763 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21764 output a NOP for empty epilogues.
21766 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21768 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21769 before function. Extend register save check to include all
21770 registers, not just integer ones.
21772 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21774 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21775 (m68k_use_return_insn): ...this.
21776 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21777 * config/m68k/m68k.c (use_return_insn): Rename to...
21778 (m68k_use_return_insn): ...this.
21779 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21780 of USE_RETURN_INSN.
21782 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21784 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21785 nearest even, fix denormal rounding overflow.
21787 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21789 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21790 f%$smove and f%$move.
21791 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21792 (extendsfdf2_cf): Use fdmove instead of f%&move.
21793 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21794 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21796 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21798 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21803 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21804 (coldfire_single_format): Declare.
21805 (coldfire_double_format): Likewise.
21806 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21807 of qnan_msb_set to determine the lower bits of a canonical
21809 (encode_ieee_double): Likewise.
21810 (encode_ieee_quad): Likewise.
21811 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21812 (mips_single_format): Likewise.
21813 (ieee_double_format): Likewise.
21814 (mips_double_format): Likewise.
21815 (ieee_extended_motorola_format): Likewise.
21816 (ieee_extended_intel_96_format): Likewise.
21817 (ieee_extended_intel_128_format): Likewise.
21818 (ieee_extended_intel_96_round_53_format): Likewise.
21819 (ibm_extended_format): Likewise.
21820 (mips_extended_format): Likewise.
21821 (ieee_quad_format): Likewise.
21822 (mips_quad_format): Likewise.
21823 (vax_f_format): Likewise.
21824 (vax_d_format): Likewise.
21825 (vax_g_format): Likewise.
21826 (i370_single_format): Likewise.
21827 (i370_double_format): Likewise.
21828 (decimal_single_format): Likewise.
21829 (decimal_double_format): Likewise.
21830 (decimal_quad_format): Likewise.
21831 (c4x_single_format): Likewise.
21832 (c4x_extended_format): Likewise.
21833 (real_internal_format): Likewise.
21834 (coldfire_single_format): New real_format.
21835 (coldfire_double_format): Likewise.
21836 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21837 canonical_nan_lsbs_set.
21838 (pdp11_d_format): Likewise.
21839 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21840 if TARGET_COLDFIRE_CPU.
21842 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21844 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21845 (output_call, m68k_legitimize_call_address): Declare.
21846 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21847 parenthesees. Add support for a 'W' constraint.
21848 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21849 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21850 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21851 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21853 (override_options): Initialize them. Do not set flag_no_function_cse
21854 for TARGET_ID_SHARED_LIBRARY.
21855 (m68k_output_pic_call): Delete.
21856 (m68k_legitimize_call_address): New function.
21857 (print_operand): Remove the %o prefix. Handle the %p prefix.
21858 (output_call): New function.
21859 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21860 target address from the GOT if symbolic jumps are not allowed.
21861 * config/m68k/m68k.md (call, general_operand): Do not set
21862 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21863 Merge separate flag_pic and !flag_pic define_insns into...
21864 (*call, *call_value): ...these new patterns. Match the address
21865 rather than the containing MEM and require it to be a call_operand.
21866 Use output_call to generate the asm template.
21867 * config/m68k/predicates.md (const_call_operand): New predicate.
21868 (call_operand): Likewise.
21870 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21872 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21873 (STACK_GROWS_DOWNWARD): Define to 1.
21874 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21875 comments, emphasizing that these values are only defaults.
21876 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21877 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21879 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21881 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21883 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21884 Richard Sandiford <richard@codesourcery.com>
21886 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21887 (FP_REGNO_P): New macros.
21888 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21889 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21890 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21891 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21893 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21895 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21896 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21898 * config/m68k/t-floatlib: New file, extracting common code from...
21899 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21900 * config/m68k/t-uclinux: Here.
21901 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21902 routines on ColdFire targets.
21904 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21906 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21907 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21908 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21909 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21910 explicitly set MOTOROLA to 1.
21911 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21913 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21914 Nathan Sidwell <nathan@codesourcery.com>
21916 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21917 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21918 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21919 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21920 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21921 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21922 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21923 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21924 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21925 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21926 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21927 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21928 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21929 (DBX_REGISTER_NUMBER): Delete.
21930 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21931 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21932 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21934 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21936 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21937 * config/flat.h: New file.
21938 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21939 OBJECT_FORMAT_FLAT.
21940 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21941 indirect references for -msep-data or -mid-shared-library.
21942 Do not use PC-relative code addresses either.
21943 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21945 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21946 for shared libraries and crt1.o for executables. Use crti.o and
21948 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21949 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21950 Do not add -elf2flt or -shared-lib-id options here.
21951 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21952 Pass -shared-lib-id if -mid-shared-library, taking the library
21953 identifier from -mshared-library-id if given, otherwise
21955 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21956 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21957 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21958 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21959 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21960 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21962 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21963 jump sequence for ISA A and ISA A+.
21964 (PICJUMP): Likewise.
21966 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21968 * config.gcc (m68k-*-uclinux*): Base the port on the common
21969 and m68k GNU/Linux files rather than on the generic ELF ones.
21970 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21971 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21973 2007-01-18 Julian Brown <julian@codesourcery.com>
21974 Richard Sandiford <richard@codesourcery.com>
21976 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21977 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21978 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21980 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21981 80 unconditionally.
21982 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21984 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21986 * doc/install.texi: Document m68k-uclinuxoldabi.
21987 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21988 * config/m68k/uclinux-oldabi.h: New file, copied from
21989 config/m68k/uclinux.h.
21991 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21993 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21994 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21995 (m32r_compute_frame_size): Use unsigned for regno.
21996 (m32r_reload_lr): Use gen_frame_mem.
21998 (m32r_output_function_epilogue): Don't output the function epilogue
22000 (m32r_expand_epilogue): New.
22001 (direct_return): Return false if the function has the interrupt
22003 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22004 * config/m32r/m32r.md (epilogue): New expander.
22005 (return_lr, return_rte): New insns.
22006 (return): Make it expander.
22007 (return_normal): New expander.
22009 2007-01-18 Josh Conner <jconner@apple.com>
22012 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22013 support for UNLE, UNLT, UNGE, and UNGT.
22015 2007-01-18 Jan Hubicka <jh@suse.cz>
22017 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22018 * tree-tailcall (add_virtual_phis): Likewise.
22019 (optimize_tail_call): Return TODOs.
22020 (execute_tail_calls): Return TODOs.
22021 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22022 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22024 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22025 Cleanup cfg using TODO.
22026 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22027 * passes.c (execute_function_todo): When cleanup did something, remove
22029 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22030 (make_edges): Don't cleanup_cfg.
22032 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22034 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22035 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22036 operate on the top of stack.
22037 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22038 register handling of instructions that output to the second
22040 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22041 (move_for_stack_reg): Special-case check for dead destination
22042 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22044 * config/i386/i386.md (UNSPEC_TAN): New constant.
22045 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22046 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22047 to correctly model move of constant 1.0 to top stack slot.
22048 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22049 (unnamed peephole2 pattern): Remove corresponding peephole2
22050 pattern that optimizes tan insn and loading of constant 1.0.
22051 (tanxf2): Use fptanxf4_i387.
22052 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22053 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22054 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22055 disable patterns for SSE math.
22056 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22057 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22059 2007-01-18 Dirk Mueller <dmueller@suse.de>
22060 Richard Guenther <rguenther@suse.de>
22063 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22064 * common.opt (Warray-bounds): Add new warning option.
22065 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22067 * Makefile.in: make tree-vrp.o depend on toplev.h
22068 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22070 (check_array_refs, check_array_bounds, check_array_ref): New.
22072 2007-01-18 Jan Hubicka <jh@suse.cz>
22074 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22075 (execute_ssa_ccp): Return flags conditionally.
22076 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22078 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22080 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22082 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22083 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22085 * Makefile.c (GTFILES): Add cfglayout.h.
22086 * gengtype.c (open_base_files): Likewise.
22087 * cfglayout.c (cfg_layout_function_footer,
22088 cfg_layout_function_header) Reindent to make gengtype happy.
22089 * cfglayout.h (cfg_layout_function_footer,
22090 cfg_layout_function_header): Add GTY(()) marker.
22092 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22094 2007-01-18 Ben Elliston <bje@au.ibm.com>
22096 * genautomata.c (write_automata): Include xstrerror output in the
22097 error message if writing the DFA description file fails.
22099 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22101 * config/mips/mips-protos.h (mips_output_external): Make it
22103 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22104 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22105 (extern_list): Likewise.
22106 (extern_head): Likewise.
22107 (TARGET_ASM_FILE_END): Likewise.
22108 (mips_file_end): Likewise.
22109 (mips_output_external): Rewritten.
22111 2007-01-18 Ben Elliston <bje@au.ibm.com>
22113 * genpreds.c (write_insn_preds_c): Only write out the function
22114 body for regclass_for_constraint if we have register constraints.
22116 2007-01-17 Tom Tromey <tromey@redhat.com>
22118 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22119 * doc/install.texi (Testing): Use sourceware.org.
22120 (Binaries): Likewise.
22121 (Specific): Likewise.
22122 * doc/contrib.texi (Contributors): Use sourceware.org.
22124 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22126 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22127 (AVR_ENHANCED): Rename to ...
22128 (AVR_HAVE_MUL): ... new.
22129 (avr_enhanced_p): Rename to ...
22130 (avr_have_mul_p): ... new.
22131 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22132 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22133 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22134 (avr_have_mul_p): ... new.
22135 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22136 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22137 'avr_enhanced_p' and 'enhanced'.
22138 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22139 AVR_HAVE_MUL instead of AVR_ENHANCED.
22140 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22141 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22142 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22143 instead of AVR_ENHANCED.
22144 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22145 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22146 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22148 2007-01-17 Ian Lance Taylor <iant@google.com>
22150 * vec.h (VEC_reserve_exact): Define.
22151 (vec_gc_p_reserve_exact): Declare.
22152 (vec_gc_o_reserve_exact): Declare.
22153 (vec_heap_p_reserve_exact): Declare.
22154 (vec_heap_o_reserve_exact): Declare.
22155 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22157 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22158 negative parameter.
22159 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22160 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22161 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22162 * vec.c (calculate_allocation): Add exact parameter. Change all
22164 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22165 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22166 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22167 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22168 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22169 (vec_heap_p_reserve_exact): New function.
22170 (vec_heap_o_reserve_exact): New function.
22172 2007-01-17 Jan Hubicka <jh@suse.cz>
22174 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22176 2007-01-17 Eric Christopher <echristo@apple.com>
22178 * config.gcc: Support core2 processor.
22180 2007-01-16 Jan Hubicka <jh@suse.cz>
22182 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22183 the names, just unlink the chain so we don't crash on dangling
22187 2007-01-16 Jan Hubicka <jh@suse.cz>
22189 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22190 * tree-pass.h: Reorder to make IPA passes appear toegher.
22191 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22193 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22194 parameters, do not call early inliner.
22195 * ipa-inline.c: Update comments. Include tree-flow.h
22196 (cgraph_decide_inlining): Do not compute inlining parameters.
22197 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22198 be called with function context set up.
22199 (pass_ipa_inline): Remove unreachable functions before pass.
22200 (cgraph_early_inlining): Simplify assuming to be called from the
22202 (pass_early_inline): New pass.
22203 (cgraph_gate_ipa_early_inlining): New gate.
22204 (pass_ipa_early_inline): Turn into simple wrapper.
22205 (compute_inline_parameters): New function.
22206 (gate_inline_passes): New gate.
22207 (pass_inline_parameters): New pass.
22208 (apply_inline): Move here from tree-optimize.c
22209 (pass_apply_inline): New pass.
22210 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22212 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22213 doing them by hand.
22214 (tree_function_versioning): Do not allocate dummy struct function.
22215 * tree-inline.h (optimize_inline_calls): Update prototype.
22216 * tree-optimize.c (execute_fixup_cfg): Export.
22217 (pass_fixup_cfg): Remove
22218 (tree_rest_of_compilation): Do not apply inlines.
22219 * tree-flow.h (execute_fixup_cfg): Declare.
22220 * Makefile.in (gt-passes.c): New.
22221 * passes.c: Include gt-passes.h
22222 (init_optimization_passes): New passes.
22223 (nnodes, order): New static vars.
22224 (do_per_function_toporder): New function.
22225 (execute_one_pass): Dump current pass here.
22226 (execute_ipa_pass_list): Don't dump current pass here.
22228 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22230 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22231 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22233 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22235 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22236 (strong_alias): Define.
22237 (__gcc_qmul): Provide non-FMA for soft-float.
22238 (__gcc_qdiv): Same.
22243 (__gcc_qunord): New.
22253 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22254 soft-float functions.
22255 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22256 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22257 about long double soft float.
22259 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22260 Tehila Meyzels <tehila@il.ibm.com>
22262 * tree-vectorizer.h (is_pattern_stmt_p): New.
22263 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22264 formatting (tabs instead of spaces). Cleanup and clarify setting
22265 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22266 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22267 (vectorizable_type_demotion): Check that types are integral.
22268 (vectorizable_type_promotion): Likewise.
22269 (vectorizable_store): Fix typo. Eliminate new-line at end of
22272 2007-01-16 Jan Hubicka <jh@suse.cz>
22274 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22277 2007-01-15 Eric Christopher <echristo@apple.com>
22279 * ifcvt.c: Include vec.h, vecprim.h.
22280 (check_cond_move_block): New argument regs.
22281 Reorganize. Add registers used to regs.
22282 (cond_move_process_if_block): Use regs set above as
22285 2007-01-15 Eric Christopher <echristo@apple.com>
22287 * config/darwin.h: Update copyright.
22288 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22289 (LINK_COMMAND_SPEC): Add -u.
22290 (LINK_SPEC): Fix umbrella for above.
22292 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22294 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22297 2007-01-15 Tom Tromey <tromey@redhat.com>
22299 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22300 * doc/install.texi (Testing): Don't mention jacks.
22301 (Configuration): Document --enable-java-maintainer-mode. Move
22302 --with-java-home to libgcj-specific section. Document
22304 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22306 2007-01-15 Jan Hubicka <jh@suse.cz>
22308 * tree-ssa-dce.c (DCE_TODOs): New.
22309 (propagate_necessity): Return if something changed.
22310 (eliminate_unnecessary_stmts): Likewise.
22311 (perform_tree_ssa_dce): Return TODO flags when needed.
22312 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22314 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22316 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22317 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22318 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22319 patterns using X87MODEF12 mode macro. Extend operand 1
22320 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22321 (log10<mode>2): Ditto.
22322 (log2<mode>2): Ditto.
22323 (log1p<mode>2): Ditto.
22324 (logb<mode>2): Ditto.
22325 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22326 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22327 (*fxtractxf3_i387): Rename from *fxtractxf3.
22328 (fxtract_extend<mode>xf3_i387): New insn pattern.
22329 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22330 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22331 and gen_fyl2xxf3_i387().
22333 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22335 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22336 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22337 get_loop_exit_edges. Changed return type to bool.
22338 * cfgloop.h (fix_loop_placement): Declaration removed.
22340 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22342 * param.h (MIN_VECT_LOOP_BOUND): New.
22343 * params.def (MIN_VECT_LOOP_BOUND): New.
22344 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22345 argument - minimum threshold for number of iterations.
22346 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22347 argument to declaration.
22348 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22349 MIN_VECT_LOOP_BOUND.
22350 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22351 slpeel_tree_peel_loop_to_edge with additional argument.
22352 (vect_do_peeling_for_alignment): Likewise.
22353 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22355 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22358 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22359 operands of size 1.
22361 2007-01-14 Jan Hubicka <jh@suse.cz>
22363 * tree-dfa.c (remove_referenced_var): New function.
22364 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22365 prune referenced vars list too.
22366 * tree-flow.h (remove_referenced_var): Declare.
22368 2007-01-14 Jan Hubicka <jh@suse.cz>
22370 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22372 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22373 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22374 * except.h (verify_eh_throw_table_statements): Kill prototype.
22375 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22376 into call exrepssions.
22377 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22379 * tree-cfg.c: Include pointer-set.h.
22380 (verify_node_sharing): Work on pointer set.
22381 (verify_eh_throw_stmt_node): New.
22382 (verify_stmts): Use pointers sets, verify throw_stmt.
22384 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22386 * ipa-reference.c (analyze_function): Consider also addresses taken
22389 2007-01-12 Roger Sayle <roger@eyesopen.com>
22391 * c-typeck.c (null_pointer_constant_p): Replace use of
22392 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22393 (build_c_cast): Likewise.
22395 2007-01-12 Roger Sayle <roger@eyesopen.com>
22397 * tree.h (force_fit_type_double): Remove unused final argument.
22398 * c-common.c (constant_expression_warning): Replace use of
22399 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22400 (convert_and_check): Likewise.
22401 (shorten_compare): Update call to force_fit_type_double.
22402 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22403 * convert.c (convert_to_pointer): Update call to
22404 force_fit_type_double.
22405 * fold-const.c (force_fit_type_double): Remove overflowed_const
22407 (int_const_binop, fold_convert_const_int_from_int,
22408 fold_convert_const_int_from_real, fold_div_compare,
22409 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22410 fold_abs_const, fold_not_const): Remove the final argument from
22411 calls to force_fit_type_double.
22413 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22415 * configure.ac: Set insn to "nop" for spu-*-* also.
22416 * configure: Regenerate.
22418 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22420 * builtins.def : Add BUILT_IN_FREE.
22422 2007-01-12 Jan Hubicka <jh@suse.cz>
22424 PR tree-optimization/30443
22425 * tree-inline.c (tree_function_versioning): Do not optimize when
22426 cloning for inlining.
22428 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22430 * doc/loop.texi: Document recording of loop exits.
22431 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22432 (update_single_exits_after_duplication,
22433 update_single_exit_for_duplicated_loop,
22434 update_single_exit_for_duplicated_loops): Removed.
22435 (duplicate_loop_to_header_edge): Do not call
22436 update_single_exits_after_duplication and
22437 update_single_exit_for_duplicated_loops.
22438 (loop_version): Do not update single_exit information.
22439 (fix_loop_structure): Use record_loop_exits instead of
22440 mark_single_exit_loops.
22441 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22442 the lists of loop exits.
22443 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22444 split_edge, merge_blocks): Update the lists of loop exits.
22445 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22446 loop_optimizer_init.
22447 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22448 of mark_single_exit_loops.
22449 (loop_optimizer_finalize): Call release_recorded_exits.
22450 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22451 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22452 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22453 update single exit information.
22454 * lambda-code.c (perfect_nestify): Ditto.
22455 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22456 (mark_single_exit_loops): Removed.
22457 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22458 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22459 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22461 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22462 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22463 (verify_loop_structure): Verify consistency of the exit lists.
22464 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22465 (set_single_exit): Removed.
22466 * cfgloop.h (struct loop_exit): New function.
22467 (struct loop): single_exit_ field replaced by exits field.
22468 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22469 LOOPS_HAVE_RECORDED_EXITS.
22470 (struct loops): Added exits hash.
22471 (mark_single_exit_loops, set_single_exit): Declaration removed.
22472 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22474 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22476 * doc/invoke.texi: Avoid use of @headitem.
22478 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22480 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22482 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22484 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22487 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22488 Richard Sandiford <richard@codesourcery.com>
22490 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22491 * config/m68k/m68k.opt: Resort options.
22492 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22494 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22495 Richard Sandiford <richard@codesourcery.com>
22497 * doc/invoke.texi: Document the macros that are defined by
22498 m68k's -mtune and -mhard-float options.
22499 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22500 (m68k_cpp_cpu_family): Likewise.
22501 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22502 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22503 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22504 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22505 (m68k_cpp_cpu_family): Likewise.
22507 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22509 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22510 macros besides mc68000 as tuning macros. Use a switch statement
22511 to set them and mcpu32.
22513 2007-01-12 Julian Brown <julian@codesourcery.com>
22515 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22516 (TARGET_68040_ONLY): Rename to...
22517 (TARGET_68040): ...this.
22518 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22519 * config/m68k/m68k.md: Likewise.
22521 2007-01-12 Julian Brown <julian@codesourcery.com>
22522 Nathan Sidwell <nathan@codesourcery.com>
22523 Richard Sandiford <richard@codesourcery.com>
22525 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22526 the -mcpu= argument associated with the --with-cpu setting.
22527 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22528 if different from the one implied by the -mcpu setting.
22529 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22530 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22531 * doc/invoke.texi: Mention ColdFire in the introduction to the
22532 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22533 -mno-div and -mhard-float options. Make -m68881 a synonym for
22534 -mhard-float. Document the previously-undocumented -m5206e,
22535 -m528x, -m5307 and -m5407 options. Tweak the existing option
22536 documentation for consistency.
22537 * doc/install.texi: Mention new --with-cpu arguments.
22538 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22539 default CPU if neither -mcpu nor -march are specified.
22540 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22541 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22542 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22543 using m68k_tune to decide between families that implement the
22544 same ISA. Use m68k_tune to set __mcfv4e__.
22545 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22546 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22547 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22548 (FL_ISA_C, FL_ISA_MMU): New macros.
22549 (MASK_COLDFIRE): Delete.
22550 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22551 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22552 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22553 (TARGET_HARD_FLOAT): Do not define here.
22554 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22555 (TUNE_68000): New macro.
22556 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22557 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22558 (TUNE_CFV2): Redefine in terms of m68k_tune.
22559 (uarch_type, target_device, fpu_type): New enums.
22560 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22561 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22562 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22563 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22564 (FL_FOR_isa_c): New macros.
22565 (m68k_isa): New enum.
22566 (m68k_target_selection): New structure.
22567 (all_devices, all_isas, all_microarchs): New tables.
22568 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22569 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22570 (MASK_ALL_CPU_BITS): Delete.
22571 (m68k_find_selection): New function.
22572 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22573 Map the legacy target options to a combination of the new ones.
22574 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22575 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22576 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22578 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22579 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22581 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22582 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22583 * config/m68k/m68k-devices.def: New file.
22585 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22586 Nathan Sidwell <nathan@codesourcery.com>
22588 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22589 (SUBTARGET_EXTRA_SPECS): New macros.
22590 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22591 use %(asm_cpu_spec) instead.
22592 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22593 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22594 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22595 (EXTRA_SPECS): Rename to...
22596 (SUBTARGET_EXTRA_SPECS): ...this.
22598 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22599 Richard Sandiford <richard@codesourcery.com>
22600 Julian Brown <julian@codesourcery.com>
22602 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22603 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22604 to the configuration's default CPU.
22605 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22606 Remove default masks.
22607 (m680[012]0-*-*): Set the default with_cpu to the first part of
22609 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22610 (m68k*-*-linux): Extend the --with-cpu handling to...
22611 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22612 and m68010. Don't set target_cpu_default2.
22613 * doc/install.texi: Document --with-cpu for m68k.
22614 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22615 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22616 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22617 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22618 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22619 (ASM_SPEC): Remove use of %(asm_cpu_default).
22620 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22621 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22622 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22623 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22624 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22625 (TARGET_DEFAULT): Delete.
22626 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22627 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22628 (CPP_CPU_SPEC): Delete.
22629 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22630 the appropriate string.
22631 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22632 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22633 (ASM_SPEC): Don't use %(asm_default_spec).
22634 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22635 TARGET_DEFAULT and add MASK_68881.
22636 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22638 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22640 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22641 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22642 MASK_68010 alongside MASK_68020.
22643 * doc/invoke.texi: Document -m68010.
22644 * config/m68k/m68k.opt (m68010): New.
22645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22647 (TUNE_68010): New macro.
22648 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22649 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22650 (M68K_CPU_m68332): Add MASK_68010.
22651 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22652 fallback definition.
22653 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22655 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22656 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22657 to all entries that use MASK_68020.
22658 (output_move_simode_const, output_move_himode, output_move_qimode)
22659 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22660 instead of TARGET_68020 to select clr behavior. Remove comment
22661 about there being no TARGET_68010.
22662 * config/m68k/m68k.md: Likewise throughout.
22664 2007-01-12 Julian Brown <julian@codesourcery.com>
22666 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22667 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22668 * config/m68k/m68k.md: Likewise.
22670 2007-01-12 Julian Brown <julian@codesourcery.com>
22672 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22673 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22675 2007-01-12 Julian Brown <julian@codesourcery.com>
22677 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22678 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22679 * config/m68k/m68k.md: Likewise.
22681 2007-01-12 Julian Brown <julian@codesourcery.com>
22682 Richard Sandiford <richard@codesourcery.com>
22684 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22685 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22686 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22688 (TARGET_CPU32): Rename to...
22689 (TUNE_CPU32): ...this.
22690 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22691 (TUNE_CFV2): New macros.
22692 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22693 remove conditions that are implied by TARGET_68020.
22694 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22695 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22696 (m68k_output_function_epilogue): Likewise.
22697 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22698 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22699 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22700 non-68000 timings. Refactor multiplication and division costs.
22701 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22702 TUNE_CPU32 instead of TARGET_CPU32.
22703 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22704 and TUNE_68060 instead of TARGET_68060.
22705 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22706 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22708 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22709 && !TARGET_COLDFIRE" to choose between moveq and clr.
22710 Likewise in the unnamed movsf pattern.
22711 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22712 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22715 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22717 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22718 of tabbing before backslashes.
22720 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22722 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22723 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22724 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22726 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22728 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22729 find_interesting_uses_cond.
22730 (find_interesting_uses_cond): Use extract_cond_operands.
22731 (rewrite_use_compare): Use extract_cond_operands and
22732 force_gimple_operand_bsi. Do not call update_stmt.
22733 (determine_use_iv_cost_condition): Use extract_cond_operands.
22734 Return cheaper of using original bound and changing the exit bound.
22736 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22738 PR tree-optimization/29516
22739 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22740 most_expensive_mult_to_index, addr_to_parts,
22741 create_mem_ref, maybe_fold_tmr): Make the type of
22742 fields of TARGET_MEM_REF sizetype.
22743 (move_fixed_address_to_symbol, move_pointer_to_base):
22745 * tree.def (TARGET_MEM_REF): Add comment on types of
22748 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22750 * c-common.c (vector_types_convertible_p): Treat opaque types as
22751 always convertible if they have the same size, but not otherwise.
22753 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22755 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22756 Remove the b_unconditional field.
22757 (noce_try_sign_mask): Do not look at b_unconditional.
22758 (noce_process_if_block): Do not use merge_if_blocks. Update
22759 the CFG here. Do not set b_unconditional.
22760 (cond_move_process_if_block): Likewise.
22761 (find_cond_trap): Likewise.
22762 (check_cond_move_block): Require simple jump insns at the end
22763 of the basic block.
22765 2007-01-11 Jan Hubicka <jh@suse.cz>
22767 PR tree-optimization/1046
22768 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22769 when alias info is not ready.
22770 (pass_tail_recursion): Do not require aliasing.
22771 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22772 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22773 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22774 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22775 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22776 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22777 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22779 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22780 When aliasing is not build, mark statement as volatile.
22782 2007-01-11 Tom Tromey <tromey@redhat.com>
22784 PR preprocessor/15185, PR preprocessor/20989:
22785 * doc/cppopts.texi <-MT>: Update description of algorithm for
22786 computing default target.
22787 <-M, -MD>: Reword "basename" text.
22789 2007-01-11 Roger Sayle <roger@eyesopen.com>
22791 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22792 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22793 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22794 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22795 fold_builtin_bswap, real_constp, fold_builtin_pow,
22796 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22797 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22798 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22799 * convert.c (convert_to_pointer): Likewise.
22800 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22801 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22802 const_binop, fold_convert_const_int_from_int,
22803 fold_convert_const_int_from_real,
22804 fold_convert_const_real_from_real, sign_bit_p,
22805 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22806 fold_sign_changed_comparison, fold_unary, fold_comparison,
22807 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22808 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22809 * print-tree.c (print_node_brief, print_node): Likewise.
22810 * stor-layout.c (place_field, layout_type): Likewise.
22811 * tree-chrec.c (keep_cast): Likewise.
22812 * tree.c (build_vector, build_real, build_real_from_int_cst,
22813 build_complex): Likewise.
22815 2007-01-11 Roger Sayle <roger@eyesopen.com>
22817 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22818 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22820 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22822 * configure.ac (strict1_warn): Rename to strict_warn.
22823 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22824 cc_set_by_configure, quoted_cc_set_by_configure,
22825 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22826 all_boot_languages, all_stagestuff): Remove.
22827 (target_list): Remove bootstrap targets.
22828 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22829 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22830 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22831 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22832 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22833 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22834 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22835 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22836 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22837 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22838 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22839 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22840 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22841 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22842 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22843 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22844 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22845 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22846 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22847 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22848 (mostlyclean): Adjust.
22849 (clean, distclean): Don't mention bootstrap stuff.
22850 * configure: Regenerate.
22851 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22852 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22853 treelang/config-lang.in (stagestuff): Remove.
22854 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22855 stageprofile, stagefeedback, stagestuff): Remove mention.
22857 2007-01-11 Nick Clifton <nickc@redhat.com>
22859 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22861 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22862 (mcore_arith_K_S_operand): Run the test for the S constraint not
22863 the test for the M constraint.
22864 (mcore_addsub_operand): Do not accept integer values that are
22865 larger than 32 bits.
22866 * config/mcore/mcore.md: Remove unused constraints from split.
22867 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22868 (addsi3): Likewise.
22869 (allocate_stack): Likewise.
22870 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22871 operands to 32 bits.
22872 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22874 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22875 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22876 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22877 mcore_output_bclri, mcore_output_andn, output_inline_const,
22878 mcore_output_move, mcore_output_movedouble): Likewise.
22879 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22880 (output_inline_const): Likewise.
22881 (output_inline_const): Fix format strings used in sprintf
22883 * config/mcore/mcore-protos.h: Update prototypes for changed
22884 functions in mcore.c.
22885 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22886 HOST_WIDE_INT and not int.
22887 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22888 CONST_OK_FOR_N): Likewise.
22889 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22890 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22893 2007-01-10 Jan Hubicka <jh@suse.cz>
22895 * tree-vrp.c (remove_range_assertions): Release defs.
22896 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22897 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22899 2007-01-10 Paul Brook <paul@codesourcery.com>
22901 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22902 * config/arm/arm.md (mulsi3subsi): New insn.
22904 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22906 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22907 (tree_transform_and_unroll_loop): New.
22908 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22911 2007-01-10 Robert Kennedy <jimbob@google.com>
22913 * fold-const.c (fold_comparison): Fold comparisons like (x *
22914 1000 < 0) to (x < 0).
22916 2007-01-10 Ian Lance Taylor <iant@google.com>
22918 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22919 operands have the same priority.
22921 2007-01-10 Tom Tromey <tromey@redhat.com>
22923 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22924 (fold_binary): Likewise.
22925 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22926 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22927 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22928 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22929 * langhooks.h (struct lang_hooks): Removed field
22930 'can_use_bit_fields_p'.
22932 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22934 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22936 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22938 * function.c (get_last_funcdef_no): New function.
22939 * function.h (get_last_funcdef_no): Declare.
22940 * tree-inline.c (initialize_cfun): Add initialization.
22941 (tree_function_versioning): Cleanup.
22943 2007-01-10 Jan Hubicka <jh@suse.cz>
22945 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22948 2007-01-10 Sa Liu <saliu@de.ibm.com>
22949 Ben Elliston <bje@au.ibm.com>
22951 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22952 for SAVE_NONLOCAL and Pmode for any other save level.
22953 * spu-protos.h (spu_restore_stack_block): Declare.
22954 * spu.md (save_stack_block): Remove.
22955 (restore_stack_block): Call spu_restore_stack_block.
22956 * spu.c (spu_restore_stack_block): New function.
22957 (spu_expand_epilogue): Remove old comment.
22959 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22961 PR tree-optimization/30322
22962 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22963 (cand_value_at): Return the value as aff_tree.
22964 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22965 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22966 aff_combination_mult): New functions.
22967 (aff_combination_add): Use aff_combination_add_cst.
22968 (aff_combination_convert): Allow conversions to a wider type.
22969 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22970 * tree-affine.h (aff_combination_mult): Declare.
22972 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22974 * doc/tm.texi: Update documentation to reflect reality of exec
22975 and start file search behaviours. Update copyright year.
22976 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22977 header file directories.
22979 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22981 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22982 (*cosxf2): Rename to cosxf2_i387.
22983 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22984 using X87MODEF12 mode macro. Rename patterns to
22985 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22987 (*cosdf2, *cossf2): Ditto.
22988 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22989 to match extended input operands.
22990 (sincos<mode>3): New expander.
22991 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22992 insn patterns and corresponding splitters.
22994 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22996 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22997 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22999 2007-01-09 Nicolas Pitre <nico@cam.org>
23002 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23004 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23006 * target.h (struct gcc_target): New field library_rtti_comdat.
23007 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23008 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23009 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23010 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23012 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23014 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23016 2007-01-08 Richard Guenther <rguenther@suse.de>
23018 * tree.h (force_fit_type_double): Export.
23019 (force_fit_type): Remove.
23020 * fold-const.c (force_fit_type_double): New function.
23021 (force_fit_type): Remove.
23022 (int_const_binop): Use it.
23023 (fold_convert_const_int_from_int): Likewise.
23024 (fold_convert_const_int_from_real): Likewise.
23025 (fold_div_compare): Likewise.
23026 (fold_sign_changed_comparison): Likewise.
23027 (fold_unary): Likewise.
23028 (fold_negate_const): Likewise.
23029 (fold_abs_const): Likewise.
23030 (fold_not_const): Likewise.
23031 * c-common.c (shorten_compare): Use force_fit_type_double.
23032 * convert.c (convert_to_pointer): Likewise.
23034 2007-01-08 Richard Guenther <rguenther@suse.de>
23036 * tree.h (build_int_cst_wide_type): Export.
23037 * tree.c (build_int_cst_wide_type): New function.
23038 (build_int_cst_wide): Fix comment.
23039 * builtins.c (fold_builtin_object_size): Use build_int_cst
23040 to build -1 or 0 of the correct type. Use fit_double_type
23041 to check for overflow.
23042 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23044 (decode_field_reference): Likewise.
23045 (all_ones_mask_p): Likewise.
23046 (native_interpret_int): Use build_int_cst_wide_type.
23047 (fold_binary): Use build_int_cst_type to build an all-ones
23049 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23051 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23053 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23055 2007-01-09 Ben Elliston <bje@au.ibm.com>
23057 * genautomata.c (STATS_OPTION): New option.
23058 (stats_flag): New flag.
23059 (gen_automata_option): Handle it.
23060 (initiate_automaton_gen): Ditto.
23061 (write_automata): Output statistics only if stats_flag is
23062 set. Likewise, output time statistics only if time_flag is set.
23063 * doc/md.texi (Processor pipeline description): Document new flag.
23065 2007-01-08 Richard Guenther <rguenther@suse.de>
23067 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23068 * tree.c (build_int_cst_type): Likewise.
23069 (size_in_bytes): Don't call force_fit_type on the result.
23070 (int_fits_type_p): Use fit_double_type.
23071 * fold-const.c (fit_double_type): New function.
23072 (force_fit_type): Use it.
23073 * tree.h (fit_double_type): Export.
23075 2007-01-08 Jan Hubicka <jh@suse.cz>
23077 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23078 * ipa.c (function_and_variable_visibility): Fix return type.
23080 2007-01-08 Richard Guenther <rguenther@suse.de>
23082 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23083 of offset to build the index.
23084 * tree-pretty-print.c (dump_generic_node): Don't build negated
23085 const just for printing.
23086 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23087 * builtins.c (fold_builtin_int_roundingfn): Check if result
23088 fits the type by using force_fit_type and comparing the result.
23089 * predict.c (predict_loops): Use compare_tree_int for comparison.
23090 * tree.c (build_int_cst): Fall back to integer_type_node for
23092 (build_int_cst_wide): Assert type is non-null.
23094 2007-01-08 Roberto Costa <roberto.costa@st.com>
23096 * tree-vrp.c (extract_range_from_cond_expr): New.
23097 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23098 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23100 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23101 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23102 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23103 used as expressions.
23104 * tree-object-size.c (cond_expr_object_size): New.
23105 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23107 2007-01-08 Jan Hubicka <jh@suse.cz>
23109 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23110 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23113 2007-01-08 Richard Guenther <rguenther@suse.de>
23115 PR tree-optimization/23603
23116 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23117 (extract_range_from_binary): Fall back to truthvalue instead of
23118 varying for TRUTH_*_EXPR.
23119 (extract_range_from_comparison): Fall back to truthvalue instead of
23121 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23122 if all visited PHI values were constant.
23124 2007-01-08 Jan Hubicka <jh@suse.cz>
23126 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23127 (cgraph_analyze_function): break out from ...
23128 (cgraph_finalize_compilation_unit): ... here.
23129 (cgraph_expand_function): Remove forgoten commented out line.
23130 (cgraph_optimize): Analyze functions.
23132 2007-01-08 Jan Hubicka <jh@suse.cz>
23134 * tree-pas.h (TODO_remove_function): New flag.
23135 (TODO_update*): Renumber.
23136 (pass_ipa_increase_alignment,
23137 pass_ipa_function_and_variable_visibility): New passes.
23138 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23139 (cgraph_function_and_variable_visibility): Move to ipa.c
23140 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23141 cgraph_increase_alignment.
23142 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23143 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23144 calling tree-inline.
23145 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23146 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23147 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23148 (gate_increase_alignment): New function.
23149 (pass_ipa_increase_alignment): New pass.
23150 * ipa.c: Inline tree-pass.h and timevar.h
23151 (function_and_variable_visibility): Move here from cgraphunit.c
23152 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23153 * passes.c (init_optimization_passes): Add the two new passes.
23154 (execute_todo): Handle cgraph_remove_functions.
23156 2007-01-08 Nick Clifton <nickc@redhat.com>
23158 * config/frv/predicates.md (reg_or_0_operand): Accept
23161 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23163 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23164 * config.gcc: Add bfin*-rtems*.
23166 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23168 * c.opt: Add -flax-vector-conversions.
23169 * c-typeck.c (convert_for_assignment): Pass flag to
23170 vector_types_convertible_p to allow emission of note.
23171 (digest_init): Likewise.
23172 * c-opts.c: Handle -flax-vector-conversions.
23173 * c-common.c (flag_lax_vector_conversions): New.
23174 (vector_types_convertible_p): Unless -flax-vector conversions
23175 has been passed, disallow conversions between vectors with
23176 differing numbers of subparts and/or element types. If such
23177 a conversion is disallowed, possibly emit a note on the first
23178 occasion only to inform the user of -flax-vector-conversions.
23179 The new last argument specifies this.
23180 * c-common.h (flag_lax_vector_conversions): New.
23181 (vector_types_convertible_p): Add extra argument.
23182 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23183 char_type_node for V*QI type vectors.
23184 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23185 Update to satisfy new typechecking rules.
23186 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23187 C and C++ variants.
23188 * doc/invoke.texi (C Dialect Options): Document
23189 -flax-vector-conversions.
23191 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23193 PR tree-optimization/29877
23194 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23195 a register variable on the RHS to not be replaceable.
23197 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23198 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23199 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23200 const_simm15, const_pow2, const_npow2): Added.
23201 * config/score/misc.md (insv, extv, extzv, movmemsi,
23202 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23203 * config/score/score.c (score_address_cost, score_select_cc_mode):
23205 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23206 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23207 Update score_print_operand.
23208 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23209 Adjust register allocate order and update some macro define.
23210 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23211 mdx_block_move_straight, mdx_block_move_loop_head,
23212 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23213 mdx_block_move_loop, mdx_block_move): Added.
23214 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23215 mdp_limm): Updated and fix some bug and typo.
23216 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23217 (movsf, movdf, doloop_end): Added.
23219 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23221 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23222 config/arm/thumb2.md: Fix comment typos.
23223 * doc/extend.texi: Fix a typo.
23225 2007-01-07 Eric Christopher <echristo@apple.com>
23227 * configure.ac: Check for __stack_chk_fail for darwin.
23228 * configure: Regenerate.
23230 2007-01-07 Richard Guenther <rguenther@suse.de>
23232 * tree-vrp.c (extract_range_from_assert): CSE calls to
23233 compare_values where possible.
23234 (extract_range_from_unary_expr): Likewise.
23236 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23238 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23239 * config/avr/avr.c (call_insn_operand): Delete function.
23240 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23241 instead of register number. Use predicates.
23242 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23243 call_insn_operand): Add.
23245 2007-01-06 Jan Hubicka <jh@suse.cz>
23247 * tree-pass.h (pass_build_cgraph_edges): Declare.
23248 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23249 (visited_nodes): Remove.
23250 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23251 build_cgrpah_edges; make visited_nodes local.
23252 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23253 (record_references_in_initializer): Move to cgraphbuild.c
23254 (initialize_inline_failed, rebuild_cgraph_edges,
23255 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23256 (verify_cgraph_node): Make visited_nodes local.
23257 (cgraph_analyze_function): Do not call cgraph_create_edges and
23258 initialize_inline_failed.
23259 (cgraph_expand_function): Do not call cgraph_lower_function;
23260 assert that function is already lowered.
23261 * Makefile.in (cgraphbuild.o): New.
23262 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23263 at the end of lowering passes.
23265 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23267 * ifcvt.c (cond_move_convert_if_block): New function, code
23268 factored out from...
23269 (cond_move_process_if_block): ...here. Call the new function
23270 on the THEN and ELSE blocks.
23271 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23272 already takes care of this.
23274 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23277 * tree.h (TREE_OVERFLOW_P): New.
23278 * c-typeck.c (parser_build_unary_op): Warn only if result
23279 overflowed and operands did not.
23280 (parser_build_binary_op): Likewise.
23281 (convert_for_assignment): Remove redundant overflow_warning.
23282 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23284 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23286 * c-typeck.c (store_init_value): Split over two lines to follow
23287 the GNU coding style.
23289 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23291 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23292 __GXX_EXPERIMENTAL_CXX0X__.
23293 * doc/cpp.texi: Same.
23295 2007-01-05 Richard Guenther <rguenther@suse.de>
23297 PR middle-end/27826
23298 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23299 with mismatched types. Instead explicitly build a
23300 conversion NOP_EXPR.
23302 2007-01-05 Ian Lance Taylor <iant@google.com>
23304 * c-common.c (decl_with_nonnull_addr_p): New function.
23305 (c_common_truthvalue_conversion): Call it.
23306 * c-typeck.c (build_binary_op): Likewise.
23307 * c-common.h (decl_with_nonnull_addr_p): Declare.
23309 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23312 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23315 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23317 * doc/install.texi (Final install): Document the fact that
23318 the GNAT runtime should not be stripped.
23320 2007-01-04 Jan Hubicka <jh@suse.cz>
23322 * tree-inline.c (fold_marked_statements): Update operand caches
23323 and EH after folding
23325 2007-01-04 Ian Lance Taylor <iant@google.com>
23327 * c-common.c (check_function_nonnull): Whitespace fix.
23329 2007-01-04 Jan Hubicka <jh@suse.cz>
23331 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23332 comitted older version of patch.
23333 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23334 function, celanup cfg and collect garbage.
23336 2007-01-04 Mike Stump <mrs@apple.com>
23338 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23341 2007-01-04 Eric Christopher <echristo@apple.com>
23343 * libgcc2.c (__bswapsi2): Use SItype.
23344 (__bswapdi2): Use DItype.
23345 * libgcc2.h: Update for above.
23347 2007-01-04 Paul Brook <paul@codesourcery.com>
23349 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23350 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23351 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23352 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23353 umulsi3_highpart): Make conditional on !arm_arch6.
23354 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23355 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23356 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23357 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23358 umulsi3_highpart_v6): New insns.
23360 2007-01-04 Roger Sayle <roger@eyesopen.com>
23362 * fold-const.c (fold_convert): When casting an expression to void,
23363 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23364 have a type. Instead of attempting to build a NOP_EXPR, return
23365 these "special" trees directly.
23367 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23369 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23370 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23371 rs6000_cost->fp not 0 as adjustment for outer NEG.
23373 2007-01-04 Jan Hubicka <jh@suse.cz>
23375 * cgraph.c (cgraph_release_function_body): New function.
23376 (cgraph_remove_node): Use it.
23377 * cgraph.h (cgraph_release_function_body): Declare.
23378 * cgraphunit.c (cgraph_expand_function): Use it.
23379 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23380 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23381 is initialized and while compilation of other function is running.
23382 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23383 statement CFG annotations from here to ...
23384 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23386 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23388 * cfgloop.h (enum li_flags): Make the constants powers of two.
23390 2007-01-04 Jan Hubicka <jh@suse.cz>
23392 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23394 (fold_marked_statements): New function.
23395 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23396 * tree-inline.h (copy_body_data): Add statements_to_fold.
23398 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23400 * config.gcc: Mention libgcc/config.host.
23401 * Makefile.in: Update comments mentioning libgcc.
23402 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23403 (all.cross, start.encap, rest.encap, rest.cross): Update
23404 dependencies for libgcc move.
23405 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23406 (clean-target, clean-target-libgcc): Delete.
23407 (srcdirify, GCC_EXTRA_PARTS): New macros.
23408 (libgcc-support, libgcc.mvars): New rules.
23409 (distclean): Remove mention of mklibgcc.
23410 (install): Don't reference INSTALL_LIBGCC.
23411 (install-common): Don't reference EXTRA_PARTS.
23412 (install-libgcc, install-multilib): Delete rules.
23413 * mklibgcc.in: Delete file.
23414 * doc/configfiles.texi: Don't mention mklibgcc.
23416 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23417 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23418 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23419 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23420 (mklibgcc, ldblspecs): Likewise.
23422 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23423 (posixpre.def): Use $(T).
23424 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23425 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23426 (SHLIB_LINK): Make dummy.
23427 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23429 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23431 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23432 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23433 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23434 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23436 * configure.ac (all_outputs): Remove mklibgcc.
23437 * configure: Regenerated.
23439 2007-01-03 Josh Conner <jconner@apple.com>
23441 PR middle-end/29683
23442 * calls.c (compute_argument_addresses): Set stack and stack_slot
23443 for partial args, too.
23444 (store_one_arg): Use locate.size.constant for the size when
23445 generating a save_area.
23447 2007-01-03 Robert Kennedy <jimbob@google.com>
23449 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23450 whose definitions are deleted due to basic block merging.
23452 2007-01-03 Paul Brook <paul@codesourcery.com>
23455 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23457 (use_return_insn): Return 0 for Thumb interrupt functions.
23458 (print_multi_reg): Add rfe argument for IRQ returns.
23459 (arm_output_epilogue): Pop interrupt return address directly into PC.
23460 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23462 2007-01-03 Paul Brook <paul@codesourcery.com>
23464 Merge from sourcerygxx-4_1.
23465 * config/arm/thumb2.md: New file.
23466 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23468 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23469 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23470 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23471 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23473 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23474 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23476 * config/arm/ieee754-sf.S: Ditto.
23477 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23478 (thumb1_base_register_rtx_p): ... to this.
23479 (thumb_index_register_rtx_p): Rename...
23480 (thumb1_index_register_rtx_p): ... to this.
23481 (thumb_output_function_prologue): Rename...
23482 (thumb1_output_function_prologue): ... to this.
23483 (thumb_legitimate_address_p): Rename...
23484 (thumb1_legitimate_address_p): ... to this.
23485 (thumb_rtx_costs): Rename...
23486 (thumb1_rtx_costs): ... to this.
23487 (thumb_compute_save_reg_mask): Rename...
23488 (thumb1_compute_save_reg_mask): ... to this.
23489 (thumb_final_prescan_insn): Rename...
23490 (thumb1_final_prescan_insn): ... to this.
23491 (thumb_expand_epilogue): Rename...
23492 (thumb1_expand_epilogue): ... to this.
23493 (arm_unwind_emit_stm): Rename...
23494 (arm_unwind_emit_sequence): ... to this.
23495 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23496 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23497 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23498 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23499 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23500 thumb2_output_casesi): New functions.
23501 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23502 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23503 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23504 THUMB2_WORK_REGS): Define.
23505 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23506 arm_condexec_mask, arm_condexec_masklen)): New variables.
23507 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23508 (arm_override_options): Check new CPU capabilities.
23509 Set new architecture flag variables.
23510 (arm_isr_value): Handle v7m interrupt functions.
23511 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23513 (const_ok_for_arm): Handle Thumb-2 constants.
23514 (arm_gen_constant): Ditto. Use movw when available.
23515 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23517 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23518 (thumb_find_work_register, arm_load_pic_register,
23519 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23520 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23521 print_multi_reg, output_mov_long_double_fpa_from_arm,
23522 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23523 output_mov_double_fpa_from_arm, output_move_double,
23524 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23525 output_return_instruction, arm_output_function_prologue,
23526 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23527 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23528 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23529 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23530 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23531 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23533 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23534 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23535 (arm_file_start): Output directive for unified syntax.
23536 (arm_unwind_emit_set): Handle stack alignment instruction.
23537 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23538 Add v6t2, v7, v7a, v7r and v7m.
23539 (RETLDM): Add Thumb-2 code.
23540 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23541 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23542 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23543 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23544 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23545 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23546 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23547 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23548 ADJUST_INSN_LENGTH): Define.
23549 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23550 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23551 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23552 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23553 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23554 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23555 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23556 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23557 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23558 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23559 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23560 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23561 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23562 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23563 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23564 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23565 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23567 * config/arm/arm-tune.md: Regenerate.
23568 * config/arm/arm-protos.h: Update prototypes.
23569 * config/arm/vfp.md: Enable patterns for Thumb-2.
23570 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23571 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23572 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23573 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23574 * config/arm/libunwind.S: Add Thumb-2 code.
23575 * config/arm/constraints.md: Update include Thumb-2.
23576 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23577 * config/arm/ieee754-df.S: Ditto.
23578 * config/arm/bpabi.S: Ditto.
23579 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23580 * config/arm/predicates.md (low_register_operand,
23581 low_reg_or_int_operand, thumb_16bit_operator): New.
23582 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23583 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23584 * config/arm/t-arm-elf: Add armv7 multilib.
23585 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23587 (UNSPEC_STACK_ALIGN, ce_count): New.
23588 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23589 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23591 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23592 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23593 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23594 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23595 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23596 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23598 * doc/extend.texi: Document ARMv7-M interrupt functions.
23599 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23601 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23603 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23604 (struct _Unwind_Context): Rename args_size to flags, remove
23605 signal_frame field, add a new args_size field and version field.
23606 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23607 _Unwind_IsExtendedContext): New inline functions.
23608 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23609 Assume by_value array is only present if _Unwind_IsExtendedContext.
23610 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23611 _Unwind_IsSignalFrame.
23612 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23613 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23614 (uw_init_context_1): Initialize context->flags to
23615 EXTENDED_CONTEXT_BIT.
23616 * config/rs6000/linux-unwind.h (frob_update_context): Use
23617 _Unwind_SetSignalFrame.
23619 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23621 PR middle-end/30353
23622 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23623 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23626 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23628 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23629 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23630 RET, AT_SP): Remove.
23631 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23634 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23635 * cfgbuild.c (find_basic_blocks): Likewise.
23636 * cfgrtl.c (rtl_create_basic_block): Likewise.
23637 * function.c (temp_slots_at_level): Likewise.
23638 * reg-stack.c (stack_regs_mentioned): Likewise.
23639 * regclass.c (allocate_reg_info): Likewise.
23640 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23641 set_bb_for_stmt, move_block_to_fn): Likewise.
23642 * tree-complex.c (tree_lower_complex): Likewise.
23643 * vec.h (VEC_safe_grow_cleared): New.
23645 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23647 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23649 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23650 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23652 * cfgloopmanip.c (scale_loop_frequencies): Export.
23653 (loopify): Scale the frequencies by prescribed coefficients.
23654 (set_zero_probability): New function.
23655 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23656 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23657 and frequencies according to arguments.
23658 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23660 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23661 * modulo-sched.c (sms_schedule): Set probabilities for entering
23662 versioned loop correctly.
23663 * tree-vect-transform.c (vect_transform_loop): Ditto.
23664 * cfgloop.h (loopify, loop_version): Declaration changed.
23665 (scale_loop_frequencies): Declared.
23667 2007-01-02 Jan Hubicka <jh@suse.cz>
23669 * cgraph.c: Include tree-flow.h
23670 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23671 early_local_passes.
23672 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23673 * tree-pass.h (pass_all_early_optimizations): Declare.
23674 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23675 early_local_passes.
23676 (cgraph_analyze_function): Do early_local_passes.
23677 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23678 Do not add referenced vars.
23679 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23681 (gate_all_early_local_passes): New gate.
23682 (pass_early_local_passes): Use new gate.
23683 (execute_early_local_optimizations): New functions.
23684 (gate_all_early_optimizations): New gate.
23685 (pass_all_early_optimizations): New pass.
23686 (execute_free_datastructures): Free SSA only when initialized.
23687 (gate_init_datastructures): Init only when optimizing.
23688 (tree_lowering_passes): Do early local passes when called late.
23689 * tree-profile.c (do_tree_profiling): Don't profile functions added
23691 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23692 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23694 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23695 during early_local_passes.
23696 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23699 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23701 * Makefile.in: Update copyright year.
23703 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23705 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23706 in $(lang_checks) and check-consistency targets.
23708 2007-01-02 Jan Hubicka <jh@suse.cz>
23710 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23711 Do not add referenced vars.
23712 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23714 * passes.c (init_optimization_passes): Put mudflap_2 after
23715 free_datastructures.
23717 2007-01-02 Jan Hubicka <jh@suse.cz>
23719 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23720 Set NOTHROW flag on call statements proved to be nothrow.
23721 Update statement of local calls so new pure/const functions are
23722 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23724 (tree_rest_of_compilation): Register hooks and initialize bitmap
23725 early. Do not set after_inlining flag.
23727 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23729 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23730 HOST_BITS_PER_LONGLONG
23732 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23735 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23736 warning for non-static initializers.
23738 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23740 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23741 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23742 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23743 Always use set_unique_reg_note to add REG_EQUAL notes.
23745 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23748 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23750 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23751 * cfgbuild.c (find_basic_blocks): Likewise.
23752 * cfgrtl.c (rtl_create_basic_block): Likewise.
23753 * function.c (temp_slots_at_level): Likewise.
23754 * reg-stack.c (stack_regs_mentioned): Likewise.
23755 * regclass.c (allocate_reg_info): Likewise.
23756 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23757 set_bb_for_stmt, move_block_to_fn): Likewise.
23758 * tree-complex.c (tree_lower_complex): Likewise.
23759 * vec.h (VEC_safe_grow_cleared): New.
23761 2007-01-02 Ian Lance Taylor <iant@google.com>
23763 * c-common.c (c_common_truthvalue_conversion): When warning about
23764 using an assignment as a truth value, set TREE_NO_WARNING.
23766 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23769 * c.opt (Wold-style-declaration): New.
23770 * doc/invoke.texi (C-only Warning Options): New.
23771 (Wold-style-declaration): Document it.
23772 (Wextra): Enabled by -Wextra.
23773 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23774 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23775 -Wold-style-declaration.
23777 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23779 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23780 * cfgbuild.c (find_basic_blocks): Likewise.
23781 * cfgrtl.c (rtl_create_basic_block): Likewise.
23782 * function.c (temp_slots_at_level): Likewise.
23783 * reg-stack.c (stack_regs_mentioned): Likewise.
23784 * regclass.c (allocate_reg_info): Likewise.
23785 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23786 set_bb_for_stmt, move_block_to_fn): Likewise.
23787 * tree-complex.c (tree_lower_complex): Likewise.
23788 * vec.h (VEC_safe_grow_cleared): New.
23790 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23792 * c-common.c (c_common_nodes_and_builtins): Since variants of
23793 void_type_node get built before it is given a name, we need to
23794 give those variants the name, too.
23795 (complete_array_type): We need to work with the canonical main
23796 type of the array, from which we will build the qualified version.
23797 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23798 * print-tree.c (print_node): Display canonical type information
23800 * stor-layout.c (layout_type): When we don't know the
23801 alignment of a type for which we're building an array, we end up
23802 guessing wrong, so make the type require structural equality.
23803 * tree.c (make_node_stat): When we build a new type, it is its
23804 own canonical type.
23805 (build_type_attribute_qual_variant): When building an attribute
23806 variant, its canonical type is the non-attribute variant. However,
23807 if the attributes are target-dependent and they differ, we need to
23808 use structural equality checks for this type.
23809 (build_qualified_type): A qualified type is not equivalent to its
23810 unqualified variant; set the canonical type appropriately.
23811 (build_distinct_type_copy): When building a distinct type from
23812 another type, the new type is its own canonical type.
23813 (build_variant_type_copy): When building a new type variant, we
23814 assume that it is equivalent to the original type.
23815 (build_pointer_type_for_mode): When building a pointer type, also
23816 build a canonical type pointer.
23817 (build_reference_type_for_mode): When building a reference type,
23818 also build a canonical type reference.
23819 (build_index_type): When we can't hash an index type (e.g.,
23820 because its maximum value is negative), the index type requires
23821 structural equality tests.
23822 (build_array_type): Build the canonical form of an array type.
23823 (build_function_type): Function types require structural equality,
23824 because they contain default arguments, attributes, etc.
23825 (build_method_type_directly): Ditto for method types.
23826 (build_offset_type): Build the canonical offset type.
23827 (build_complex_type): Build the canonical vector type.
23828 (make_vector_type): Build the canonical vector type.
23829 * tree.h (TYPE_CANONICAL): New.
23830 (TYPE_STRUCTURAL_EQUALITY_P): New.
23831 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23832 (struct tree_type): Added "canonical" field.
23833 * params.h (VERIFY_CANONICAL_TYPES): New.
23834 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23835 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23836 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23837 * doc/invoke.texi (verify-canonical-types): Document --param
23838 parameter for verifying canonical types.
23840 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23842 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23843 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23844 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23845 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23847 * config/rs6000/e500.h: New.
23848 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23849 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23851 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23852 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23853 TARGET_E500_DOUBLE): Remove.
23854 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23855 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23856 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23857 * config/rs6000/rs6000.c (rs6000_override_options): Use
23858 CHECK_E500_OPTIONS.
23860 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23862 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23863 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23864 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23865 rs6000_emit_cmove): Don't check TARGET_E500.
23866 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23867 sordered): Don't check TARGET_E500.
23869 2007-01-01 Eric Christopher <echristo@apple.com>
23871 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23872 HARD_REGISTER_NUM_P.
23874 2007-01-01 Roger Sayle <roger@eyesopen.com>
23876 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23877 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23878 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23881 2007-01-01 Mike Stump <mrs@apple.com>
23883 * configure.ac: Remove support for building with Apple's gcc-3.1.
23885 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23887 PR middle-end/30311
23888 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23889 REG is a hard register. Do not modify REG before calling
23891 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23892 multiple of the size of YMODE for certain lowpart cases.
23894 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23896 PR middle-end/30253
23897 * gimplify (voidify_wrapper_expr): Update for
23898 GIMPLE_MODIFY_STMT.
23900 2007-01-01 Andreas Schwab <schwab@suse.de>
23903 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23904 save of BR0 in extra_spill_size instead of spill_size.
23905 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23907 (ia64_expand_epilogue): Restore BR0 from its new location.
23909 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23911 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23912 Use a temporary variable if the left hand side is not a gimple
23915 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23917 * gimplify.c (gimplify_return_expr): Make the temporary variable
23918 for the return expression, a gimple register variable.
23920 2007-01-01 Jan Hubicka <jh@suse.cz>
23922 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23925 2007-01-01 Mike Stump <mrs@apple.com>
23927 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23929 * config/darwin.c (machopic_select_rtx_section): Use
23930 HAVE_GAS_LITERAL16.
23931 (darwin_mergeable_constant_section): Likewise.
23932 * configure: Regenerate.
23933 * config.in: Regenerate.
23935 2007-01-01 Jan Hubicka <jh@suse.cz>
23936 Andrew Pinski <pinskia@gmail.com>
23938 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23939 before starting IPA passes.