1 2007-04-09 Jan Hubicka <jh@suse.cz>
5 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
10 2007-04-09 Jan Hubicka <jh@suse.cz>
12 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13 multiple fields of union.
15 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18 (create_preheaders): Check that loops are available.
19 (fix_loop_structure): Clean up, improve comments.
20 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
24 * predict.c (tree_estimate_probability): Do not call
25 calculate_dominance_info. Call create_preheaders.
26 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
27 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
29 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
30 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
31 * tree-cfg.c (tree_split_edge): Make an assert more precise.
32 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
35 2007-04-08 Jan Hubicka <jh@suse.cz>
37 * tree.h (maybe_fold_offset_to_component_ref): Declare.
38 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
39 * fold-const.c (fold_unary): Use it.
41 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
43 * varasm.c (assemble_variable): Remove call to
44 lang_hooks.decls.prepare_assemble_variable.
45 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
46 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
47 * langhooks.h (lang_hooks_for_decls): Remove
48 prepare_assemble_variable.
50 2007-04-08 Mike Stump <mrs@apple.com>
52 * config/i386/i386.c: Use inc/dec on Core2.
54 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
56 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
57 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
58 lhd_tree_inlining_end_inlining): Remove.
59 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
60 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
62 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
63 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
64 lhd_tree_inlining_end_inlining): Remove prototypes.
65 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
66 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
67 LANG_HOOKS_TREE_INLINING_START_INLINING,
68 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
70 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
73 2007-04-08 Anatoly Sokolov <aesok@post.ru>
76 * config/avr/predicates.md (io_address_operand): Delete predicate.
77 (low_io_address_operand): Don't use 'mode' argument.
78 (higth_io_address_operand): Rename ...
79 (high_io_address_operand): ... to this. Don't use 'mode' argument.
80 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
83 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
85 Revert change removing staticp.
87 2007-04-07 Anatoly Sokolov <aesok@post.ru>
90 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
93 2007-04-07 Bruce Korb <bkorb@gnu.org>
95 * c.opt: Add -Wformat-contains-nul.
96 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
98 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
101 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
103 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
105 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
107 * tree.c (staticp): No longer use staticp langhook.
108 * langhooks.c (lhd_staticp): Removed.
109 * langhooks.h (struct lang_hooks): Remove staticp.
110 * c-common.c (c_staticp): Remove.
111 * c-common.h (c_staticp): Ditto.
112 * langhooks-defs.h (lhd_staticp): Ditto.
113 (LHD_HOOKS_STATICP): Ditto
114 * tree.h (gcc_assert_lowered): New macro.
116 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
118 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
120 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
121 Add argument "reliable". Propagate it through calls.
122 (infer_loop_bounds_from_undefined): Derive number of iterations
123 estimates from references in blocks that do not dominate loop latch.
124 (gcov_type_to_double_int): New function.
125 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
126 and expected_loop_iterations_unbounded.
127 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
128 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
129 * tree-data-ref.c (estimated_loop_iterations): Export.
130 (get_references_in_stmt): Fix -- do not return addresses of local
132 * cfgloop.h (expected_loop_iterations_unbounded,
133 estimated_loop_iterations): Declare.
135 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
137 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
139 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
141 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
142 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
143 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
144 Use output_387_reg_move().
145 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
146 expander using X87MODEF12 mode macro.
147 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
148 choosing register preferences. Use output_387_reg_move().
149 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
150 instead of "x". Use output_387_reg_move().
151 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
152 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
153 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
154 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
155 Use output_387_reg_move().
156 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
158 (*truncxf?f_i387 splitter): Ditto.
160 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
162 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
163 LANG_HOOKS_SAFE_FROM_P.
164 * expr.c (safe_from_p): Remove langhook call.
165 * langhooks.h (lang_hooks): Remove safe_from_p.
166 (lhd_safe_from_p): Remove prototype.
167 * langhooks.c (lhd_safe_from_p): Remove.
169 2007-04-06 Jan Hubicka <jh@suse.cz>
171 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
174 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
177 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
178 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
179 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
181 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
182 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
184 2007-04-05 Richard Henderson <rth@redhat.com>
186 * config/alpha/alpha.c (print_operand) [+]: Remove.
187 (alpha_end_function): Print nop if call at end of function.
188 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
189 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
190 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
191 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
192 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
193 the call pattern. Update peepholes to match.
195 2007-04-05 Janis Johnson <janis187@us.ibm.com>
197 * doc/extend.texi (Other Builtins): Add decimal float variants
199 * builtins.def: Ditto.
200 * builtins.c (expand_builtin): Ditto.
202 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
203 H.J. Lu <hongjiu.lu@intel.com>
206 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
207 of V8HImode when calling ix86_binary_operator_ok.
208 (sse2_pmaddwd): Call ix86_binary_operator_ok.
209 (sdot_prodv8hi): Operands 1 and 2 must be register.
211 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
213 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
214 initialize align to silence bogus warning.
216 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
219 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
221 (struct sra_walk_fns): Remove use_all parameter from use.
222 (sra_hash_tree): Handle BIT_FIELD_REFs.
223 (sra_elt_hash): Don't hash bitfld blocks.
224 (sra_elt_eq): Skip them in parent compares as well. Handle
226 (sra_walk_expr): Don't maintain or pass down use_all_p.
227 (scan_use): Remove use_all parameter.
228 (scalarize_use): Likewise. Re-expand assignment to
229 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
230 output, and re-scalarize after output. Don't mark anything
232 (scalarize_ldst): Adjust.
233 (scalarize_walk_gimple_modify_statement): Likewise.
234 (build_element_name_1): Handle BIT_FIELD_REFs.
235 (instantiate_element): Don't warn for any element whose parent
237 (instantiate_missing_elements_1): Return the sra_elt.
238 (canon_type_for_field): New.
239 (try_instantiate_multiple_fields): New.
240 (instantiate_missing_elemnts): Use them.
241 (mark_no_warning): Removed.
242 (generate_one_element_ref): Handle BIT_FIELD_REFs.
243 (REPLDUP, sra_build_elt_assignment): New.
244 (generate_copy_inout): Use them.
245 (generate_element_copy): Likewise. Handle bitfld differences.
246 (generate_element_zero): Don't recurse for blocks. Use
247 sra_build_elt_assignment.
248 (generate_one_element_int): Take elt instead of var. Use
249 sra_build_elt_assignment.
250 (generate_element_init_1): Adjust.
251 (scalarize_use, scalarize_copy): Use REPLDUP.
252 (scalarize_ldst): Move assert before dereference.
253 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
255 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
257 * regmove.c: Fix unused variable warnings due to previous commit.
259 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
261 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
262 (regmove_bb_head): Remove.
263 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
264 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
265 problems with fixup_match_1.
266 Don't initialize/free regmove_bb_head.
268 (reg_is_remote_constant_p): If an insn is in the same basic block
269 but not before INSN, consider it remote, too.
271 2007-04-05 Anatoly Sokolov <aesok@post.ru>
274 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
275 DECL_ASSEMBLER_NAME, not the DECL_NAME.
277 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
279 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
280 (CONDITIONAL_REGISTER_USAGE): Likewise.
282 2007-04-04 Richard Henderson <rth@redhat.com>
284 * config/alpha/lib1funcs.asm: Remove unused file.
286 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
289 * opts.c (print_specific_help): Fix --help=<language>
291 (common_handle_option): Support --help=common.
293 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
296 * gcc.c (main): Do not run the linker if
297 print_subprocess_help indicates that it shouldn't be
300 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
303 * doc/invoke.texi (--help=): Document <languages> value, fix
304 formatting in tables of values.
306 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
308 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
309 dllimport attribute of virtual methods.
311 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
313 * config/score/crti.asm: Change _bss_start to __bss_start.
314 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
315 (OUTGOING_REG_PARM_STACK_SPACE) update.
316 * config/score/score.opt: add options to make backend support
317 score5, score5u, score7 and score7d.
318 * config/score/score.md: Likewise.
319 * config/score/misc.md: Likewise.
320 * config/score/mac.md: Likewise.
321 * doc/invoke.texi: Likewise.
322 * doc/md.texi: update constraints define.
324 2007-04-03 Richard Henderson <rth@redhat.com>
326 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
327 an appropriate type, use the mode instead.
329 2007-04-03 Richard Sandiford <richard@codesourcery.com>
331 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
332 Set the default --with-arch setting to mips2.
333 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
334 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
335 (MULTILIB_OSDIRNAMES): Delete.
336 (MULTILIB_DIRNAMES): Define.
337 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
338 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
339 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
340 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
341 VXWORKS_OS_CPP_BUILTINS.
342 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
343 (MIPS_DEBUGGING_INFO): Undefine.
344 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
346 2007-04-03 Jakub Jelinek <jakub@redhat.com>
349 * fold-const.c (native_encode_real): Encode real.c provided longs
350 as a series of 32-bit native integers.
351 (native_interpret_real): Interpret buffer as a series of 32-bit
354 2007-04-03 Richard Guenther <rguenther@suse.de>
356 * genpreds.c (write_insn_constraint_len): Write function
357 optimized for CONSTRAINT_LEN implementation.
358 (write_tm_preds_h): Output insn_constraint_len inline and
359 use it for CONSTRAINT_LEN.
360 (write_insn_preds_c): Don't output insn_constraint_len.
361 * doc/md.texi (define_register_constraint): Document multi-letter
362 constraints shall have the same length if they start with the same
365 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
368 * config/i386/i386.md (isinf<mode>2): Expand only when
369 TARGET_C99_FUNCTIONS is set.
371 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
373 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
374 (x86_64-*-linux*): Ditto.
375 * config/i386/i386.opt (mpc): New option.
376 * config/i386/i386.c (overrride_options): Handle
377 ix87_precision_string.
378 * config/i386/crtprec.c: New file.
379 * config/i386/t-crtpc: Ditto.
380 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
382 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
383 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
384 crtprec32.o, crtprec64.o and crtprec80.o.
386 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
388 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
390 2007-04-02 Eric Christopher <echristo@apple.com>
392 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
393 limitations on darwin.
395 2007-04-02 Anatoly Sokolov <aesok@post.ru>
398 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
400 2007-04-02 Dave Korn <dave.korn@artimi.com>
402 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
404 2007-04-02 Dave Korn <dave.korn@artimi.com>
406 * libgcc2.h (exception_descriptor): Don't forward-declare.
407 (__get_eh_table_language, __get_eh_table_version): Delete
408 prototypes of long-dead functions.
410 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
412 * ebitmap.h: New file
413 * ebitmap.c: New file
414 * Makefile.in (ebitmap.o): New target.
416 2007-04-01 Jan Hubicka <jh@suse.cz>
418 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
419 before very first instruction.
421 2007-04-01 Jan Hubicka <jh@suse.cz>
423 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
424 waring on 64bit hosts.
425 * bitmap.h: Fix typo in bitmap_head_def.
427 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
429 PR rtl-optimization/31391
430 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
431 into a DELETED_LABEL note, and the label is in an empty basic
432 block, update BB_END as well as BB_HEAD.
434 2007-04-01 Richard Henderson <rth@redhat.com>
436 PR tree-optimization/31169
437 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
438 to varying if the range is outside [0, prec-1].
440 2007-04-01 Richard Sandiford <richard@codesourcery.com>
443 * config/mips/mips.md (load_const_gp): New insn.
444 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
445 the MIPS16 GP pseudo register if no_new_pseudos.
446 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
448 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
451 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
453 (call_value): Likewise.
455 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
456 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
459 * doc/invoke.texi: (optimization options): Reword description
460 of -ffast-math. Document its primary purpose.
462 2007-03-31 Richard Guenther <rguenther@suse.de>
464 * omp-low.c (splay-tree.h): Include.
465 (lookup_decl): Replace splay-tree usage by pointer-map.
466 (maybe_lookup_decl): Likewise.
467 (new_omp_context): Likewise.
468 (delete_omp_context): Likewise.
469 * gimplify.c (splay-tree.h): Include.
470 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
472 (remap_ssa_name): Likewise.
473 (remap_decl): Likewise.
474 (remap_type_1): Likewise.
475 (remap_type): Likewise.
476 (copy_body_r): Likewise.
477 (expand_call_inline): Likewise.
478 (clone_body): Likewise.
479 (copy_tree_r): Likewise.
480 (remap_save_expr): Likewise.
481 (unsave_r): Likewise.
482 (unsave_expr_now): Likewise.
483 (tree_function_versioning): Likewise.
484 (build_duplicate_type): Likewise.
485 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
486 (struct copy_body_data): Replace splay-tree by pointer-map.
487 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
489 (gimplify.o): Depend on $(SPLAY_TREE_H).
490 (omp-low.p): Likewise.
492 2007-03-31 Anatoly Sokolov <aesok@post.ru>
494 * config/avr/predicates.md (even_register_operand,
495 odd_register_operand): New predicates.
496 * config/avr/avr.md (movw peephole2): New.
497 (movw_r peephole2): New.
499 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
501 * tree.h (get_signed_or_unsigned_type): New.
502 * fold-const.c (operand_equal_for_comparison_p): Use
503 get_signed_or_unsigned_type instead of
504 lang_hooks.types.signed_or_unsigned_type.
505 * expr.c (store_expr): Ditto.
506 * langhooks.c (get_signed_or_unsigned_type): New.
507 (lhd_signed_or_unsigned_type): New.
508 * langhooks.h (lhd_signed_or_unsigned_type): New.
509 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
511 2007-03-30 Richard Henderson <rth@redhat.com>
513 * tree-ssa-loop-ivopts.c: Include target.h.
514 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
515 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
516 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
517 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
519 2007-03-30 Richard Henderson <rth@redhat.com>
520 Kai Tietz <kai.tietz@onevision.com>
522 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
524 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
525 (TARGET_64BIT_MS_ABI): New.
526 (DBX_REGISTER_NUMBER): Handle 64-bit.
527 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
528 (LONG_TYPE_SIZE): Force to 32.
529 (REG_PARM_STACK_SPACE): New.
530 (OUTGOING_REG_PARM_STACK_SPACE): New.
531 (REGPARM_MAX, SSE_REGPARM_MAX): New.
532 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
533 (STACK_BOUNDARY): Use 128 for 64-bit.
534 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
535 Add 64-bit implementation.
536 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
538 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
539 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
540 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
541 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
542 (ix86_handle_cconv_attribute): Don't warn when ignoring if
544 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
545 (ix86_pass_by_reference): Likewise.
546 (ix86_function_value_regno_p): Likewise.
547 (ix86_build_builtin_va_list): Likewise.
548 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
549 (function_arg_advance_ms_64): New.
550 (function_arg_advance): Call it.
551 (function_arg_ms_64): New.
552 (function_arg): Call it.
553 (function_value_ms_64): New.
554 (ix86_function_value_1): Call it.
555 (return_in_memory_ms_64): New.
556 (ix86_return_in_memory): Call it.
557 (setup_incoming_varargs_ms_64): New.
558 (ix86_setup_incoming_varargs): Call it.
559 (ix86_expand_prologue): Handle 64-bit stack probing.
560 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
561 (output_pic_addr_const): Likewise.
562 (x86_this_parameter): Likewise.
563 (x86_output_mi_thunk): Likewise.
564 (x86_function_profiler): Likewise.
565 (TARGET_STRICT_ARGUMENT_NAMING): New.
566 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
567 (TARGET_64BIT_MS_ABI): New.
568 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
569 * config/i386/i386.md (allocate_stack_worker): Remove.
570 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
571 describe the clobber of eax without a match_scratch.
572 (allocate_stack_worker_postreload): Remove.
573 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
574 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
575 (allocate_stack_worker_rex64_postreload): Remove.
576 (allocate_stack): Handle 64-bit.
577 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
578 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
579 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
580 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
581 (STANDARD_STARTFILE_PREFIX_1): Likewise.
582 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
583 * config.build (x86_64-*-mingw*): New host.
584 * config.host (x86_64-*-mingw*): New host.
585 * config.gcc (x86_64-*-mingw*): New target.
586 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
588 2007-03-30 Richard Henderson <rth@redhat.com>
589 Kai Tietz <kai.tietz@onevision.com>
591 * c-pragma.c (struct def_pragma_macro_value): New.
592 (struct def_pragma_macro): New.
593 (pushed_macro_table): New.
594 (dpm_hash, dpm_eq): New.
595 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
596 (init_pragma): Install them.
597 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
599 2007-03-30 Anatoly Sokolov <aesok@post.ru>
601 * config/avr/avr.c (avr_override_options): Clear
602 'flag_delete_null_pointer_checks'.
604 2007-03-30 Paolo Carlini <pcarlini@suse.de>
607 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
608 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
609 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
610 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
611 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
612 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
613 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
615 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
617 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
619 * regmove.c: Move all of pass_stack_adjustments from here...
620 * combine-stack-adj.c: ...to this new file.
621 * Makefile.in: Add rules for combine-stack-adj.o.
623 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
625 PR tree-optimization/31383
626 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
627 to have the same length.
629 2007-03-30 Jan Hubicka <jh@suse.cz>
632 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
633 availablility; add more sanity checking; ask varpool only about
636 2007-03-29 Richard Henderson <rth@redhat.com>
638 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
639 to decide, but __SIZEOF_LONG_LONG__.
641 2007-03-29 Richard Henderson <rth@redhat.com>
643 * emutls.c (struct __emutls_array): New.
644 (emutls_destroy): Use it instead of casting element 0 from void*.
645 (__emutls_get_address): Likewise.
647 2007-03-29 Richard Henderson <rth@redhat.com>
649 * varasm.c (initializer_constant_valid_p): Don't deny
650 DECL_DLLIMPORT_P on functions.
652 * config/i386/cygming.h: Remove function declarations.
653 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
654 (ASM_OUTPUT_LABELREF): Remove.
655 (COMMON_ASM_OP): Remove.
656 (ASM_OUTPUT_COMMON): Remove.
657 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
658 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
659 (ASM_DECLARE_FUNCTION_NAME): Likewise.
660 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
661 Rename from TARGET_ENCODE_SECTION_INFO.
662 * config/i386/netware.h: Likewise.
663 * config/i386/i386-protos.h: Update.
664 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
665 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
666 (legitimate_constant_p): Reject dllimports.
667 (dllimport_map, get_dllimport_decl): New.
668 (legitimize_dllimport_symbol): New.
669 (legitimize_address, ix86_expand_move): Use it.
670 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
671 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
672 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
673 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
674 * config/i386/predicates.md (constant_call_address_operand): Only
675 accept symbols; reject dllimport_p symbols.
676 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
677 i386_pe_maybe_record_exported_symbol.
678 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
679 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
680 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
681 trust the setting of DECL_DLLIMPORT_P.
682 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
683 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
684 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
685 tidy the argument scanning loop.
686 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
687 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
688 (i386_pe_strip_name_encoding): Remove.
689 (i386_pe_binds_local_p): New.
690 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
691 (i386_pe_output_labelref): Remove.
692 (i386_pe_asm_output_aligned_decl_common): New.
693 (i386_pe_maybe_record_exported_symbol): Rename from
694 i386_pe_record_exported_symbol; check for dllexported symbols.
696 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
698 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
699 add comment explaining why vsnprintf cannot be used.
701 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
703 PR tree-optimization/30666
704 * tree.c (build_complex_type): When creating type names for DWARF2
705 debug info, create TYPE_DECLs for TYPE_NAME instead of
707 (build_common_tree_nodes_2): Use build_complex_type when building
708 predefined complex types, to preserve canonical types.
710 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
712 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
713 (noce_get_alt_condition): Look at it to determine whether to
714 reverse the condition or not.
715 (noce_get_condition): Substitute the truth for lies.
716 (noce_find_if_block): Set the then_else_reversed field.
718 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
720 * config/fr30/fr30.md (movdi): Do not accept immediates as the
721 destination of this insn.
722 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
723 than calling gen_rtx_SET directly. Use r0 to hold the value of
724 'address + 4' rather than a stack based temporary which can be
727 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
729 * config/s390/s390.c (s390_secondary_input_reload_class,
730 s390_secondary_output_reload_class): Functions removed.
731 (s390_secondary_reload): New function.
732 (TARGET_SECONDARY_RELOAD): Target macro defined.
733 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
734 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
735 * config/s390/s390.md ("reload_outti", "reload_outdi",
736 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
737 "reload_out<mode>"): Expanders removed.
738 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
739 "reload<mode>_nonoffmem_out"): Expanders added.
741 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
743 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
744 SRC->DEST replacement failed anyway.
746 2007-03-28 Mike Stump <mrs@apple.com>
748 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
749 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
750 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
752 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
754 * config.gcc: Accept barcelona as a variant of amdfam10.
755 * config/i386/i386.c (override_options): Likewise.
756 * doc/invoke.texi: Likewise.
758 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
760 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
761 offsets for BIT_FIELD_REF and COMPONENT_REF.
763 2007-03-28 Richard Guenther <rguenther@suse.de>
765 * tree.c (is_global_var): Move ...
766 * tree-flow-inline.h (is_global_var): ... here.
767 * tree.h (is_global_var): Remove declaration.
769 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
771 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
773 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
774 * config/i386/i386.c (ix86_tune_features): Initialize new
776 * config/i386/predicates.md (promotable_binary_operator): Use
777 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
779 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
782 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
784 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
786 * config/fr30/fr30.md (movsi_internal): Change destination
787 constraint from m to V and add m to the end.
789 2007-03-28 Christian Bruel <christian.bruel@st.com>
791 * config/sh/sh.md (movsi_i): Fix type attribute.
793 2007-03-28 Christian Bruel <christian.bruel@st.com>
795 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
796 (movsf_ie): Likewise.
798 2007-03-28 Christian Bruel <christian.bruel@st.com>
800 * config.gcc: Add sh4-300 to multilib.
801 * config/sh/t-mlib-sh4-300: New file.
803 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
805 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
806 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
808 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
809 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
810 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
811 "fixuns_trunctddi2"): Whitespace fix.
813 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
815 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
816 the definition of struct sh_args.
817 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
818 CALL_COOKIE_INT_REG_GET): Likewise.
820 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
822 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
823 transformations are applied successfully.
825 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
827 * tree.c (tree_contains_struct): Permit 512 tree codes.
828 * tree.h (tree_contains_struct): Ditto.
829 (MAX_TREE_CODES): Ditto.
830 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
831 SPARE member to store remaining padding bits.
833 2007-03-27 Anatoly Sokolov <aesok@post.ru>
835 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
838 2007-03-27 Janis Johnson <janis187@us.ibm.com>
840 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
841 * configure: Regenerate.
843 * configure: Regenerate using the correct version of autoconf.
845 2007-03-27 Anatoly Sokolov <aesok@post.ru>
847 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
849 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
850 regs to "__SP_L__" and "__SP_H__".
852 2007-03-27 Richard Guenther <rguenther@suse.de>
854 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
855 computations with it with a HOST_WIDE_INT variable.
857 2007-03-26 Mike Stump <mrs@apple.com>
859 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
860 objective-c-header, objective-c++-header and objc++-cpp-output
862 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
864 2007-03-26 Richard Henderson <rth@redhat.com>
867 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
868 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
869 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
870 IX86_BUILTIN_PSRLQ128): New.
871 (ix86_init_mmx_sse_builtins): Add them.
872 (ix86_expand_builtin): Expand them.
873 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
875 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
876 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
877 _mm_srli_epi64): Mark __B const.
878 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
879 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
880 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
881 new two-vector shift builtins.
883 2007-03-26 Ian Lance Taylor <iant@google.com>
885 PR tree-optimization/31345
886 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
887 [+INF, +INF(OVF)] into VARYING.
889 2007-03-26 Zack Weinberg <zackw@panix.com>
891 * gengtype-parse.c: New file.
892 * gengtype-yacc.y: Delete.
893 * gengtype-lex.l: Don't include gengtype-yacc.h.
894 Define YY_DECL and yyterminate appropriately for recursive
895 descent parser. yylval is now a string out-parameter to yylex.
896 (HWS, EOID): New shorthand.
897 (IWORD): Add a couple more types.
898 (yylex): Add a setup stanza. Remove the complex rules for
899 detecting GTY'ed types and typedefs; replace with simple
900 keyword detectors. Adjust everything for the changed
901 definition of yylval. Ignore all pp-directives, not just #define.
903 (parse_file): Rename yybegin; do not call yyparse.
905 * gengtype.c (xasprintf): Export again.
906 (this_file): New. Use everywhere __FILE__ was being used.
907 (get_lang_bitmap): Special case types defined in gengtype.c.
908 (do_typedef, new_structure): Suppress definition of certain types.
909 (new_structure): Improve diagnostics of duplicate definitions.
910 Make sure location_s is associated with input.h.
911 (nreverse_pairs, define_location_structures): New functions.
912 (main): Improve tagging of kludge types. Remove old kludges
913 for input.h types; use define_location_structures.
914 * gengtype.h: Update prototypes. Define token codes here.
915 * Makefile.in: Remove all references to gengtype-yacc.
916 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
918 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
919 add GTY((skip)) to the field that's only conditionally there.
920 * doc/install.texi: Document that Bison is no longer required
921 unless building treelang.
923 * gengtype.c: Don't include gtyp-gen.h.
924 (srcdir): Declare here.
925 (base_files, lang_dir_names): Allocate dynamically.
926 (gt_files, num_gt_files, num_lang_dirs): New globals.
927 (measure_input_list, read_input_line, read_input_list)
928 (set_lang_bitmap): New functions.
929 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
930 simplify, relying on read_input_list to set up the bitmaps.
931 (main): Arguments are no longer unused. Check for correct number
932 of command line arguments, set srcdir and srcdir_len, then call
933 read_input_list, before doing anything else. No need to worry
934 about duplicates in main loop.
935 * configure.ac: Simplify the calculation of all_gtfiles.
936 Put language tags in there. Don't set or substitute
937 all_gtfiles_files_langs or all_gtfiles_files_frags.
938 * Makefile.in: Revamp the way gengtype is invoked, now that it
939 takes a file on its command line with a much simpler format.
940 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
941 (GTFILES): Remove duplicates and C source files.
942 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
943 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
944 * configure: Regenerate.
946 * gengtype.h: Remove all type definitions to gengtype.c; leave
947 only definitions of options_p, type_p, and pair_p as opaque
948 pointers. Update prototypes.
949 * gengtype.c: Many type definitions moved here from gengtype.h.
950 Consolidate type definitions at the top of the file.
951 (xvasprintf): Delete.
952 (xasprintf): Make static.
953 (create_nested_pointer_option): Add 'next' parameter.
954 (create_field_all, create_field_at): New functions.
955 (create_field): Now a thin wrapper around create_field_all.
956 (create_optional_field): Rename create_optional_field_ and add
957 line argument. Original name is now a macro which supplies
959 (oprintf): Use vsnprintf directly.
960 (close_output_files): Use fatal rather than perror/exit.
961 (note_def_vec, note_def_vec_alloc): Use create_field_at.
962 (main): Set progname. Don't use exit.
963 * gengtype-yacc.y (struct_fields): Use create_field_at.
964 (option, optionseqopt): Delete.
965 (optionseq): Consolidate productions from option here so we
966 can use the first argument to create_option.
968 * gengtype-lex.l: Distinguish unions from structures in the
969 token type. Don't call find_structure; return the tag as a string.
970 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
971 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
972 Reorganize typedef_struct production accordingly.
973 Use create_nested_ptr_option.
974 * gengtype.c (create_nested_ptr_option): New function.
975 * gengtype.h: Declare it.
977 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
978 (string_type): Don't declare.
979 (do_scalar_typedef): Declare.
980 (create_scalar_type): Update prototype.
981 * gengtype.c (string_type): Make static.
982 (scalar_nonchar, scalar_char): New.
983 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
984 (resolve_typedef): Use scalar_nonchar for error recovery.
985 (create_scalar_type): Remove name_len field. Return scalar_char
986 or scalar_nonchar as appropriate.
987 (adjust_field_type): Look at scalar_is_char boolean to decide whether
989 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
991 (main): Initialize scalar_char and scalar_nonchar before calling
993 * gengtype-lex.l: Adjust for removal of second argument to
994 create_scalar_type. Use yylval.s instead of yylval.t when
996 * gengtype-yacc.y: Type of SCALAR is string. Call
997 create_scalar_type from type:SCALAR rule. Adjust for removal of
998 second argument to create_scalar_type.
1000 * vec.h: Remove all #if IN_GENGTYPE blocks.
1001 Add comment saying that changes may require adjustments to gengtype.
1002 * gengtype.c: Don't include coretypes.h or tm.h.
1003 Add comment to inclusion of errors.h.
1004 (note_def_vec, note_def_vec_alloc): New functions.
1005 * gengtype.h: Declare new functions.
1006 * gengtype-lex.l: Don't include coretypes.h.
1007 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1009 (update_lineno): Remove unnecessary prototype.
1010 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1011 (VEC rule): Just return VEC_TOKEN.
1012 * gengtype-yacc.y (VEC_TOKEN): New token type.
1013 (type): Add a production for VEC(a,b).
1014 * Makefile.in: Update dependencies.
1016 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1017 typedefs that use the old PARAMS macro.
1019 * gengtype-lex.l: Remove all rules and states relating to yacc
1021 * gengtype-yacc.y: Similarly.
1022 * gengtype.c (note_yacc_type): Delete function.
1023 * gengtype.h: Update prototypes.
1025 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1027 * tree-pretty-print.c (dump_generic_node): Report precision of
1028 unnamed integer types.
1030 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1032 * ifcvt.c (noce_try_store_flag_constants): Don't check
1033 no_new_pseudos here.
1034 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1035 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1036 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1037 noce_try_sign_mask): Likewise.
1038 (if_convert): Check no_new_pseudos here.
1040 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1042 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1043 (noce_get_condition): Handle new then_else_reversed argument.
1044 (noce_init_if_info): Remove, fold into noce_find_if_block.
1045 (noce_process_if_block): Take a struct noce_if_info as the
1046 argument. Don't set up one based on ce_if_info. Update pointer
1047 references accordingly.
1048 (cond_move_process_if_block): Likewise.
1049 (process_if_block): Removed.
1050 (find_if_block): Removed. Move functionality two new functions,
1051 noce_find_if_block and cond_exec_find_if_block.
1052 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1053 blocks and the symmetric IF-ELSE-JOIN case.
1054 (cond_exec_find_if_block): Also new function mostly based on old
1055 find_if_block and process_if_block.
1056 (find_if_header): Replace find_if_block call with separately
1057 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1058 (find_cond_trap): Update noce_get_condition call.
1059 (dead_or_predicable): Likewise.
1061 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1063 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1065 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1066 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1067 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1068 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1069 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1070 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1071 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1072 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1073 __builtin_ia32_psrad128 builtins.
1075 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1077 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1078 * config/i386/constraints.md
1079 (define_constraint "I"): Use IN_RANGE macro.
1080 (define_constraint "J"): Ditto.
1081 (define_constraint "K"): Ditto.
1082 (define_constraint "M"): Ditto.
1083 (define_constraint "N"): Ditto.
1084 (define_constraint "O"): Ditto.
1085 * config/i386/predicates.md
1086 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1087 (define_predicate "const_0_to_3_operand"): Ditto.
1088 (define_predicate "const_0_to_7_operand"): Ditto.
1089 (define_predicate "const_0_to_15_operand"): Ditto.
1090 (define_predicate "const_0_to_63_operand"): Ditto.
1091 (define_predicate "const_0_to_255_operand"): Ditto.
1092 (define_predicate "const_1_to_31_operand"): Ditto.
1093 (define_predicate "const_2_to_3_operand"): Ditto.
1094 (define_predicate "const_4_to_7_operand"): Ditto.
1096 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1098 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1099 in SImode for save_world.
1100 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1103 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1105 PR tree-optimization/30784
1106 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1109 2007-03-25 Revital Eres <eres@il.ibm.com>
1111 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1112 Fold movement_possibility function into it.
1114 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1116 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1117 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1118 (call_indirect_nonlocal_darwin64): Same.
1119 (call_nonlocal_darwin64): Same.
1120 (call_value_indirect_nonlocal_darwin64): Same.
1121 (call_value_nonlocal_darwin64): Same.
1122 (sibcall_nonlocal_darwin64): Same.
1123 (sibcall_value_nonlocal_darwin64): Same.
1124 (sibcall_symbolic_64): Same.
1125 (sibcall_value_symbolic_64): Same.
1126 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1128 (rs6000_emit_load_toc_table): Same.
1129 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1130 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1136 (load_toc_v4_pic_si): Same
1137 (load_toc_v4_PIC_1): Same.
1138 (load_toc_v4_PIC_1b): Same.
1139 (call_indirect_aix{32,64}): Same.
1140 (call_value_indirect_aix{32,64}): Same.
1143 (call_local{32,64}): Same.
1144 (call_value_local{32,64}): Same.
1145 (call_indirect_nonlocal_aix{32,64}): Same.
1146 (call_nonlocal_aix{32,64}): Same.
1147 (call_value_indirect_nonlocal_aix{32,64}): Same.
1148 (call_value_nonlocal_aix{32,64}): Same.
1149 (call_indirect_nonlocal_sysv<mode>): Same.
1150 (call_nonlocal_sysv<mode>): Same.
1151 (call_value_indirect_nonlocal_sysv<mode>): Same.
1152 (call_value_nonlocal_sysv<mode>): Same.
1154 (sibcall_local{32,64}): Same.
1155 (sibcall_value_local{32,64}): Same.
1156 (sibcall_nonlocal_aix{32,64}): Same.
1157 (sibcall_value_nonlocal_aix{32,64}): Same.
1158 (sibcall_nonlocal_sysv<mode>): Same.
1159 (sibcall_value): Same.
1160 (sibcall_value_nonlocal_sysv<mode>): Same.
1162 2007-03-24 Paul Brook <paul@codesourcery.com>
1164 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1165 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1167 2007-03-24 Richard Henderson <rth@redhat.com>
1169 * config/ia64/constraints.md: New file.
1170 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1171 satisfies_constraint_?.
1172 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1173 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1174 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1175 ia64_output_mi_thunk): Likewise.
1176 (ia64_const_ok_for_letter_p): Remove.
1177 (ia64_const_double_ok_for_letter_p): Remove.
1178 (ia64_extra_constraint): Remove.
1179 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1180 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1181 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1182 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1183 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1184 EXTRA_MEMORY_CONSTRAINT): Remove.
1185 * config/ia64/ia64.md: Include constriants.md. Replace
1186 CONST_OK_FOR_? with satisfies_constraint_?.
1188 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1189 H.J. Lu <hongjiu.lu@intel.com>
1191 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1193 (name macros): Use DPD_BID_NAME to convert names properly.
1195 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1196 decimal floating point format.
1197 (init_floating_libfuncs): Change decimal functions so that they
1198 have a "bid_" prefix if the decimal system uses the BID format,
1199 and "dpd_" prefix if the decimal system uses the DPD format.
1200 (init_interclass_conv_libfuncs): Ditto.
1201 (init_intraclass_conv_libfuncs): Ditto.
1203 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1204 using the BID format.
1206 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1207 whether we are using the BID decimal format.
1208 * configure: Regenerate.
1210 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1211 the compiler has decimal floating point enabled. Define
1212 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1215 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1216 using the BID format.
1218 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1219 whether we are using the BID decimal format.
1220 * configure: Regenerate.
1222 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1223 the compiler has decimal floating point enabled. Define
1224 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1227 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1228 options, and that it is enabled for i386/x86_64 systems.
1230 * Makefile.in (enable_decimal_float): New.
1232 (DECNUMINC): Add -I$(DECNUMFMT).
1233 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1234 to $(DECNUMFMT) from $(DECNUM).
1236 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1237 Substitute enable_decimal_float.
1238 * configure: Regenerated.
1241 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1244 * configure.ac: Enable decimal float for x86_64-*-linux*.
1245 * configure: Regenerated.
1248 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1249 decimal128ClearSign to flip and clear the sign bit in decimal128.
1250 (decimal_real_maxval): Set decimal128SetSign to set the sign
1253 2007-03-23 Ian Lance Taylor <iant@google.com>
1255 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1257 2007-03-23 Ian Lance Taylor <iant@google.com>
1259 * tree-dump.c (dump_files): Correct comment.
1261 2007-03-23 Ian Lance Taylor <iant@google.com>
1263 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1265 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1267 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1268 in cfglayout mode. Don't go into and out of cfglayout mode.
1269 Link the blocks in the order of the constructed traces.
1270 (rest_of_handle_tracer): Adjust call to tracer.
1271 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1272 Don't go into cfglayout mode.
1273 (rtl_loop_done): Don't go out of cfglayout mode.
1274 * cfglayout.c (relink_block_chain): New function, split out from...
1275 (fixup_reorder_chain): ...here. Remove redundant checking.
1276 (cfg_layout_finalize): Don't clear the header, footer, and aux
1277 fields here, move the code to do so to relink_block_chain. Likewise
1278 for free_original_copy_tables.
1279 * rtl.h (tracer): Update prototype.
1280 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1281 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1282 mode. Use relink_block_chain to serialize the CFG according to the
1283 new basic block order. Move targetm.cannot_modify_jumps_p check from
1285 (gate_handle_reorder_blocks): ...to here.
1286 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1288 (gate_duplicate_computed_gotos): ...to here.
1289 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1290 something always changes when going into and out of cfglayout mode.
1291 Perform an expensive cfg cleanup while going into cfglayout mode.
1292 Always update liveness information on HAVE_conditional_execution
1293 targets. Reserialize the basic blocks and go out of cfglayout mode.
1294 * reg-stack.c: Include cfglayout.h.
1295 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1296 the call to reorder_basic_blocks.
1297 * basic-block.h (reorder_basic_blocks): Update prototype.
1298 (relink_block_chain): New prototype.
1299 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1301 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1303 * config/mips/mips.md (type, hazard, *movdi_32bit,
1304 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1305 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1306 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1307 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1308 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1310 (movcc): Change first xfer to multi.
1311 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1312 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1313 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1314 config/mips/generic.md: Change reservations using "xfer" to use
1316 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1317 using match_operand.
1318 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1319 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1321 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1323 2007-03-22 Richard Henderson <rth@redhat.com>
1325 * config/i386/i386.c: Remove unnecessary function declarations.
1326 Move targetm definition, and all related macros, to the end of
1327 the file. Resort some functions to put definitions before uses.
1328 (ix86_attribute_table): Make static. Move to end of file.
1329 (ix86_gimplify_va_arg): Make static.
1331 2007-03-22 Richard Henderson <rth@redhat.com>
1333 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1334 don't increase local_regparm with force_align_arg_pointer check.
1335 (ix86_function_sseregparm): Assert 32-bit.
1336 (type_has_variadic_args_p): New.
1337 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1338 type_has_variadic_args_p.
1339 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1340 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1341 use memset instead. Do maybe_vaarg check first; skip attribute
1342 tests if true; skip attribute tests for 64-bit.
1343 (construct_container): Remove TARGET_DEBUG_ARG.
1344 (function_arg_advance_32, function_arg_advance_64): Split out ...
1345 (function_arg_advance): ... from here.
1346 (function_arg_32, function_arg_64): Split out ...
1347 (function_arg): ... from here.
1348 (ix86_pass_by_reference): Tidy.
1349 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1350 (function_value_32): New, from parts of ix86_function_value
1351 and ix86_value_regno.
1352 (function_value_64): New, from parts of ix86_function_value
1353 and ix86_libcall_value.
1354 (ix86_function_value_1): New.
1355 (ix86_function_value, ix86_libcall_value): Use it.
1356 (return_in_memory_32, return_in_memory_64): Split out ...
1357 (ix86_return_in_memory): ... from here.
1358 (ix86_struct_value_rtx): Skip for 64-bit.
1359 (ix86_libcall_value, ix86_value_regno): Remove.
1360 (setup_incoming_varargs_64): Split out ...
1361 (ix86_setup_incoming_varargs): ... from here.
1362 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1363 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1364 * config/i386/i386-protos.h (ix86_function_value): Remove.
1365 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1367 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1370 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1371 infinities not supported, otherwise emit warning if -Woverflow. On
1372 underflow, emit warning if -Woverflow.
1373 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1375 * real.h (real_from_string): Update declaration
1377 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1378 Richard Henderson <rth@redhat.com>
1380 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1381 * calls.c (compute_argument_block_size, expand_call,
1382 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1383 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1384 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1385 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1386 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1387 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1388 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1389 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1392 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1394 * c-incpath.c (add_sysroot_to_chain): New.
1395 (merge_include_chains): Add sysroot argument. Call
1396 add_sysroot_to_chain if sysrooted.
1397 (register_include_chains): Update call to merge_include_chains.
1398 * doc/cppopts.texi: Document use of '=' in include directory
1401 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1404 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1405 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1406 insn pattern using X87MODEF12 mode macro.
1408 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
1410 * regmove.c (regmove_optimize): Use reg_mentioned_p
1411 instead of reg_overlap_mentioned_p for DST.
1413 2007-03-21 Mike Stump <mrs@apple.com>
1415 * c.opt: Fixup for Objective-C/C++.
1417 2007-03-21 Steve Ellcey <sje@cup.hp.com>
1419 * explow.c (convert_memory_address): Fold memory reference when
1420 POINTERS_EXTEND_UNSIGNED < 0
1422 2007-03-21 Richard Henderson <rth@redhat.com>
1425 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1426 * config/i386/mmintrin.h (__m64): Likewise.
1427 * config/i386/xmmintrin.h (__m128): Likewise.
1429 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1431 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
1432 (VXWORKS_OS_CPP_BUILTINS): Define.
1433 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
1434 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
1436 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1438 * rtl.h (constant_pool_reference_p): Delete.
1439 (find_constant_src): Declare.
1440 * rtlanal.c (find_constant_src): New function.
1441 * simplify-rtx.c (constant_pool_reference_p): Delete.
1442 * config/i386/i386.md: Use find_constant_src instead of
1443 constant_pool_reference_p/avoid_constant_pool_reference pairs.
1445 2007-03-21 Richard Sandiford <richard@codesourcery.com>
1447 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
1448 * c-cppbuiltin.c (c_cpp_builtins): Define them.
1450 2007-03-20 Mark Mitchell <mark@codesourcery.com>
1452 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
1453 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
1454 (arm_elf_asm_constructor): Use it.
1455 (arm_elf_asm_destructor): New function.
1457 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
1459 * jump.c (mark_jump_label): Treat SEQUENCE specially.
1461 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
1463 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
1465 2007-03-19 Andrew Haley <aph@redhat.com>
1467 PR tree-optimization/31264
1468 * tree-vrp.c (register_edge_assert_for_1): Don't look though
1471 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
1473 PR rtl-optimization/30907
1474 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
1475 (fwprop_init): Always call loop_optimizer_initialize.
1476 (fwprop_done): Always call loop_optimizer_finalize.
1477 (fwprop): We always have loop info now.
1478 (gate_fwprop_addr): Remove.
1479 (pass_fwprop_addr): Use gate_fwprop as gate.
1481 PR rtl-optimization/30841
1482 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
1483 df_chain_alloc): Call df_reorganize_refs unconditionally.
1484 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
1485 refs_organized to refs_organized_size.
1486 (df_ref_create_structure): Use refs_organized_size instead of
1487 bitmap_size if refs had been organized, and keep refs_organized_size
1489 * df.h (struct df_ref_info): Change refs_organized to
1490 refs_organized_size.
1491 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
1494 2007-03-19 Mark Mitchell <mark@codesourcery.com>
1496 * except.c (output_function_exception_table): Do not reference the
1497 EH personality routine for functions that do not require an
1500 2007-03-20 Jakub Jelinek <jakub@redhat.com>
1503 * c-typeck.c (convert_for_assignment): Call comptypes for
1504 RECORD_TYPE or UNION_TYPE.
1507 * reload1.c (reload): Do invalid ASM checking after
1508 cleanup_subreg_operands.
1510 2007-03-19 Jeff Law <law@redhat.com>
1512 * tree-cfg.c (find_taken_edge): Tighten conditions for
1513 optimizing computed gotos.
1515 2007-03-19 Michael Matz <matz@suse.de>
1517 * builtins.c (expand_builtin_sync_operation,
1518 expand_builtin_compare_and_swap,
1519 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1522 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1523 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1526 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1528 * doc/tm.texi: Add brackets around the return type of
1529 TARGET_SECONDARY_RELOAD.
1531 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1532 Richard Guenther <rguenther@suse.de>
1534 PR tree-optimization/31254
1535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1536 Use handled_component_p () where appropriate. Continue
1537 propagating into the rhs if we propagated into an INDIRECT_REF
1540 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1542 * config/s390/s390.md (op_type attribute): RRR instruction type added.
1543 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
1544 (xde, xdee): Mode attributes adjusted to support DFP modes.
1545 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
1546 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
1547 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
1548 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
1549 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
1550 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1551 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
1553 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
1554 "movsf"): Insn definitions removed.
1555 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
1556 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
1557 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
1559 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
1560 "reload_in<mode>", "reload_out<mode>"): Expander added.
1561 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
1564 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1566 * config/s390/s390.md: Only non-functional changes. Renamed
1567 FPR mode macro to BFP all over the file.
1569 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1571 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
1572 (op_type attribute): RRF instruction type added.
1573 (fT0): New mode attribute.
1574 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
1575 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
1576 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
1577 no secondary memory is needed when moving DFmode values between GPRs
1580 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1582 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
1583 inverted and documentation adjusted.
1584 ("mhard-dfp", "msoft-dfp"): New options.
1585 * config/s390/s390.c (s390_handle_arch_option): New architecture
1587 (override_options): Sanity checks for the new options added.
1588 * config.gcc: New architecture switch: z9-ec.
1589 * config/s390/s390.h (processor_flags): PF_DFP added.
1590 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
1591 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
1592 when the bit is NOT set so remove it from the defaults.
1594 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
1596 * genemit.c (main): Print include statement for dfp.h.
1597 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
1600 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1602 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
1604 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
1607 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
1610 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1612 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
1613 attr_length_call, output_call, output_indirect_call): Cleanup
1614 formatting of targetm calls.
1616 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
1618 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1620 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1622 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
1623 reservation, bypass and anti-bypass descriptions for these instructions.
1624 Update move patterns.
1625 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
1628 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
1630 * tree-vect-transform.c (get_initial_def_for_induction): Replace
1631 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
1632 (get_initial_def_for_reduction): Likewise.
1634 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
1636 Fix PR tree-optimization/29922
1637 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
1638 (get_representative): Removed.
1639 (value_dies_in_block_x): Update for rvuse removal.
1640 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
1641 (compute_antic_aux): Handle when PHI nodes appear in
1642 non-single-successors.
1643 (dump_bitmap_of_names): Removed.
1644 (compute_antic_safe): Renamed and removed rvuse calculation.
1645 Calculate only antic safe.
1646 (insert_into_preds_of_block): Remove assert.
1647 (execute_pre): Update for renamed functions.
1648 (defer_or_phi_translate_block): New function.
1650 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1652 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
1653 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
1655 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
1656 Follow spelling conventions.
1658 * tree-data-ref.h: Remove the prototype for analyze_array.
1660 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
1662 PR tree-optimization/31041
1663 * tree-vect-transform.c (get_initial_def_for_induction): Call
1664 force_gimple_operand.
1666 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
1668 * ipa-type-escape.c (look_for_casts) : Revert code to use
1669 handled_component_p due to ada test a-numaux.adb.
1671 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
1673 * final.c (final_scan_insn): Alter the condition of a
1674 conditional trap if we have nonstandard CC.
1676 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1678 * configure.ac: Remove excess quoting from asm line 0 test.
1679 * configure: Rebuilt.
1681 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1683 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
1684 * c-common.c (convert_and_check): Move warning logic to...
1685 (warnings_for_convert_and_check): ...here. Define.
1686 * c-common.h (warnings_for_convert_and_check): Declare.
1688 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1690 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1691 (output_call): Likewise.
1693 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1695 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
1697 2007-03-16 Richard Sandiford <richard@codesourcery.com>
1699 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
1701 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
1703 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
1704 opteron, athlon-64 and athlon-fx processor_alias_table entries.
1706 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
1708 PR tree-optimization/31183
1709 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1710 Use double_int instead of unsigned int for representing access_strides.
1711 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
1713 2007-03-16 Richard Guenther <rguenther@suse.de>
1715 PR tree-optimization/31146
1716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
1717 to allow recursion of forward_propagate_addr_expr.
1718 (forward_propagate_addr_into_variable_array_index): Likewise.
1719 (forward_propagate_addr_expr): Likewise.
1720 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1721 (forward_propagate_addr_expr_1): Recurse on simple copies
1722 instead of propagating into them. Do so for useless conversions
1724 (forward_propagate_addr_expr): Clean up unused statements after
1727 2007-03-16 Richard Guenther <rguenther@suse.de>
1729 * builtins.c (expand_builtin_cexpi): Use the right argument
1730 for the expansion via cexp.
1732 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1734 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1735 * configure: Rebuilt.
1737 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1740 * dwarf2out.c (force_type_die): Adjust comment.
1741 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1743 2007-03-15 DJ Delorie <dj@redhat.com>
1745 * config/frv/predicates.md (minmax_operator): Don't check operands
1748 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1750 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1751 Update constant estimates of number of iterations.
1752 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1753 argument renamed to "realistic".
1754 (compute_estimated_nb_iterations): Removed.
1755 (record_niter_bound): New function.
1756 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1757 call record_nonwrapping_iv with upper = false.
1758 (infer_loop_bounds_from_signedness): Pass upper argument to
1759 record_nonwrapping_iv.
1760 (estimate_numbers_of_iterations_loop): Do not call
1761 compute_estimated_nb_iterations. Record estimate based on profile
1762 information. Initialize the constant estimates of number of
1764 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1766 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1767 number of iterations is too small.
1768 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1769 (EST_NOT_AVAILABLE): Removed.
1770 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1771 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1774 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1776 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1777 Handle NE_EXPR guards.
1779 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1782 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1783 Set also -pedantic-errors by default for the preprocessor unless
1784 -fpermissive is given.
1786 2007-03-15 Richard Guenther <rguenther@suse.de>
1790 * builtins.c (expand_builtin_cexpi): As a fallback if we
1791 don't have builtins for sincos or cexp create a function
1792 declaration for cexp and expand to a call to that.
1793 (expand_builtin_int_roundingfn): Always fall
1794 back to floor/ceil and its variants even if they may be
1797 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1800 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1801 jump tables, move the call to delete_dead_jumptables from here...
1802 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1803 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1804 don't allow merging of blocks that try_redirect_by_replacing_jump
1805 also does not handle when not optimizing.
1807 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1808 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1810 * config/i386/i386.md (x86_sahf_1): Correctly handle
1813 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1817 x86_64_general_operand as operand[2] predicate. Remove "iF"
1818 from operand constraints and use "e" constraint instead.
1819 (*subti3_1, *subti3_1 splitter): Ditto.
1820 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1821 operand[1] predicate.
1823 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1825 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1826 arrays, multiply the access strides by the size of the sub-array.
1827 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1829 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1831 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1832 the configured assembler supports the sahf mnemonic.
1833 * configure: Regenerate.
1834 * config.in: Regenerate.
1836 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1837 emit "sahf" or ".byte\t0x9e" as asm template.
1839 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1842 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1843 option to replace hard coded TARGET_xxx in md file.
1844 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1845 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1846 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1847 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1848 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1849 (X86_TUNE_NOT_VECTORMODE): Ditto.
1850 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1851 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1852 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1853 (TUNE_SLOW_IMUL_IMM8): Ditto.
1854 (TUNE_MOVE_M1_VIA_OR): Ditto.
1855 (TUNE_NOT_UNPAIRABLE): Ditto.
1856 (TUNE_NOT_VECTORMODE): Ditto.
1858 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1861 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1862 tuning options instead of hard coded TARGET_xxx.
1863 (fix ssemode peephole2's): Ditto.
1864 (imul peephole2's): Ditto.
1866 (movdi_or_rex64): Ditto.
1867 (move peephole2): Ditto.
1868 (not peephole2's): Ditto.
1870 2007-03-14 Dirk Mueller <dmueller@suse.de>
1872 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1873 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1874 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1876 * c-parser.c (c_parser_do_statement): Warn about empty body in
1878 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1879 * doc/invoke.texi (-Wempty-body): Update documentation.
1881 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1884 * c-common.h (warn_for_div_by_zero): Declare.
1885 * c-common.c (warn_for_div_by_zero): Define.
1886 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1889 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1891 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1892 to PREFIX and STANDARD_PREFIX.
1894 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1895 Phil Edwards <phil@codesourcery.com>
1897 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1898 (__gthread_once_t): Remove busy field for RTPs.
1899 (__GTHREAD_ONCE_INIT): Update accordingly.
1901 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1903 * doc/invoke.texi: Document VxWorks options.
1905 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1907 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1909 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1911 PR tree-optimization/30590
1912 * tree-nrv.c (tree_nrv): Check for the partial update of the
1915 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1917 * flags.h (flag_random_seed): Remove declaration, in favor of...
1918 * toplev.h (get_random_seed, set_random_seed): ... these.
1919 * tree.c (get_file_function_name): Use the former.
1920 * opts.c (common_handle_option): Use the latter.
1923 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1926 * cse.c (cse_find_path): Do not bail out if a basic block that
1927 we already visited now becomes part of a path that starts at a
1928 different basic block. Just disallow this, to make sure we
1929 visit each basic block at most once.
1931 2007-03-13 Jan Hubicka <jh@suse.cz>
1933 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1934 when profile esitmate is present, calls with very low frequency are
1937 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1939 PR tree-optimization/30730
1940 PR tree-optimization/26900
1941 * tree-ssa-loop-niter.c: Include gmp.h.
1943 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1944 split_to_var_and_offset, determine_value_range,
1945 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1946 bound_difference, bounds_add, bounds_negate,
1947 number_of_iterations_ne_max, dump_affine_iv): New functions.
1948 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1949 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1950 difference of initial and final value of control iv to validate
1952 (number_of_iterations_cond): Add loop parameter. Determine bounds
1953 on the difference of the extremes of the control iv. Add dumps.
1954 (expand_simple_operations): Handle phi nodes.
1955 (simplify_using_initial_conditions): Do not record used conditions.
1956 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1957 Do not set additional_info.
1958 (implies_nonnegative_p, implies_ge_p): Removed.
1959 (derive_constant_upper_bound): Do not use parameter `additional'.
1960 (record_estimate): Parameter `additional' removed. Parameter
1961 `i_bound' added. Do not call derive_constant_upper_bound.
1962 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1963 bound the number of iterations estimate.
1964 (estimate_numbers_of_iterations_loop): Pass the estimate from
1965 the number of iterations analysis to record_estimate.
1966 * tree.h (multiple_of_p): Declare.
1967 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1968 (scev_const_prop): Do not check expression_expensive_p.
1969 * fold-const.c (multiple_of_p): Exported.
1970 * double-int.c (double_int_mask): Exported.
1971 * double-int.h (double_int_mask): Declare.
1972 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1973 field. Added max field.
1975 2007-03-13 David Taylor <taylor@candd.org>
1978 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1981 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1984 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1985 two unamed patterns.
1987 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.opt (mcx16, msahf): New options.
1990 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1991 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1993 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1994 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1995 Output -mcx16 and -msahf options when corresponding bit is set.
1997 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2000 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2002 * configure.ac: Test for assembler tolerance to # 0 "".
2003 * configure, config.in: Rebuilt.
2004 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2006 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2008 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2010 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2011 (handle_syscall): Handle direct system calls.
2012 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2014 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2016 * doc/invoke.texi: Fix cpp.info cross-reference.
2017 * doc/passes.texi: Fix gcc.info cross-reference.
2019 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2021 PR tree-optimization/30835
2022 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2023 bb_for_stmt is not NULL before accessing it.
2025 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2027 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2030 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2033 * doc/install.texi: Document --enable-stage1-languages
2035 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2037 * tree-pass.h (pass_into_cfg_layout_mode,
2038 pass_outof_cfg_layout_mode): Declare.
2039 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2040 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2041 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2042 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2044 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2046 * c-decl.c (warn_variable_length_array): New function.
2047 Refactored from grokdeclarator to handle warn_vla
2048 and handle unnamed array case.
2049 (grokdeclarator): Refactored VLA warning case.
2050 * c.opt (Wvla): New flag.
2051 * doc/invoke.texi (Wvla): New warning.
2053 2007-03-12 Richard Henderson <rth@redhat.com>
2055 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2056 (TARGET_SECTION_TYPE_FLAGS): New.
2058 2007-03-12 Richard Henderson <rth@redhat.com>
2060 * config/darwin.c (machopic_reloc_rw_mask): New.
2061 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2062 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2064 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2066 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2067 * cppdefault.h (cpp_PREFIX): Document.
2068 (cpp_PREFIX_len): Likewise.
2069 (cpp_EXEC_PREFIX): New variable.
2070 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2071 * c-incpath.c (add_standard_paths): Correct logic for relocating
2072 paths within prefix.
2074 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2076 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2077 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2079 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2080 fix_truncdfdi_sse using SSEMODEF mode macro.
2081 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2082 fix_truncdfsi_sse using SSEMODEF mode macro.
2083 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2084 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2086 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2088 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2091 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2093 * tree.h : Add multiple_of_p declaration.
2094 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2095 * ipa-type-escape.c (results_of_malloc): Redundant.
2096 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2097 (cast_type): Extended with new members.
2098 (check_cast): Returns cast_type.
2099 (cast): New structure for data of walk_use_def_chains.
2100 (is_malloc_result, is_cast_from_non_pointer_1,
2101 is_cast_from_non_pointer,
2102 is_array_access_through_pointer_and_index): New functions.
2103 (look_for_casts): Returns cast types.
2104 (check_call): Returns void.
2105 (okay_pointer_operation): Use support of pointer plus index,
2106 pointer plus constant and allow all multiplications.
2108 2007-03-11 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/31115
2111 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2112 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2113 A shift count of zero is not special as with *_DIV_EXPR.
2114 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2117 2007-03-11 Ian Lance Taylor <iant@google.com>
2119 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2120 the *_DIV_EXPR codes correctly with overflow infinities.
2122 2007-03-11 Ira Rosen <irar@il.ibm.com>
2124 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2125 indicate success/failure of the analysis. Add negation to subtrahend
2126 in case of subtraction. Fail if both operands contain constants.
2127 (create_data_ref): Fail if analyze_offset fails.
2129 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2131 * config/i386/i386.md (frndintxf2): Rename to ...
2132 (rintxf2): ... this. Remove expander having same name.
2133 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2134 (roundsf2, rounddf2): Ditto.
2135 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2136 (lround<mode>di2, lround<mode>si2): Ditto.
2138 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2140 * lower-subreg.c: Include except.h.
2141 (decompose_multiword_subregs): Verify that the only control flow
2142 insns we can split are loads to multi-words pseudos.
2143 Handle breaking such blocks after splitting, instead of calling
2144 find_many_sub_basic_blocks.
2146 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2147 on the new basic block. Add a lengthy comment explaining why we
2148 thought this was necessary.
2149 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2151 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2154 * tree.c (walk_type_fields): Recurse into the element type of
2155 ARRAY_TYPEs if there is a pointer set.
2157 2007-03-10 Dirk Mueller <dmueller@suse.de>
2159 * c-common.c (warn_logical_operator): Fix condition.
2161 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2163 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2165 * config/darwin.c (machopic_select_section): Remove superfluous
2166 argument in call to categorize_decl_for_section. Remove unused
2169 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2171 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2173 * configure: Regenerate.
2175 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2178 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2179 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2180 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2181 Add LABEL_NUSES to emitted label.
2182 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2183 branch probability value to emitted jump insn.
2184 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2185 Do not check life information and do not re-arrange input operands
2186 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2188 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2190 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2191 the change of decode_asm_operands.
2193 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2195 * mode-switching.c (create_pre_exit): Skip blockage insn.
2197 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2199 * tree-pass.h (TODO_update_smt_usage): Remove.
2201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2205 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2207 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2208 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2209 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2212 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2214 * gcc.c: Document %{, in big comment at top.
2215 (input_suffix_matches): Remove special handling for .s and
2217 (input_spec_matches): New.
2218 (handle_braces): Handle %{,.
2219 (validate_switches): ',' indicates a value which is not a switch.
2220 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2221 to detect assembler input.
2222 * config/i386/sol2.h (CPP_SPEC): Likewise.
2223 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2224 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2225 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2226 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2227 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2228 -m64 causes deployment target to default to 10.5.
2229 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2231 2007-03-09 Richard Henderson <rth@redhat.com>
2234 * target.h (targetm.asm.out.reloc_rw_mask): New.
2235 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2236 (TARGET_ASM_OUT): Use it.
2237 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2238 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2239 use the new reloc_rw_mask target hook instead.
2240 (default_section_type_flags_1): Merge into...
2241 (default_section_type_flags): ... here.
2242 (decl_readonly_section_1): Merge into...
2243 (decl_readonly_section): ... here.
2244 (default_elf_select_section_1): Merge into...
2245 (default_elf_select_section): ... here.
2246 (default_unique_section_1): Merge into...
2247 (default_unique_section): ... here.
2248 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2249 (default_select_rtx_section): Use it.
2250 (default_elf_select_rtx_section): Likewise.
2251 * output.h: Update to match.
2252 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2253 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2254 (TARGET_ASM_RELOC_RW_MASK): New.
2255 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2256 to categorize_decl_for_section.
2257 (x86_64_elf_unique_section): Likewise.
2258 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2259 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2260 (TARGET_ASM_RELOC_RW_MASK): New.
2261 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2262 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2263 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2264 (TARGET_RWRELOC): Remove.
2265 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2266 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2267 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2268 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2269 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2270 (rs6000_xcoff_select_section): Use decl_readonly_section.
2271 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2272 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2273 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2274 (TARGET_SECTION_TYPE_FLAGS): Remove.
2275 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2277 2007-03-09 Roger Sayle <roger@eyesopen.com>
2279 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2280 complex constant equality/inequality comparisons for here.
2281 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2282 known at compile-time or can be simplified to a scalar comparison.
2283 (fold_relational_const): Move compile-time evaluation of complex
2284 constant equality/inequality comparisons to here.
2286 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2288 PR rtl-optimization/30643
2289 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2291 (fold_rtx): Recurse, like before 2006-11-03.
2293 2007-03-09 DJ Delorie <dj@redhat.com>
2295 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2298 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2300 PR tree-optimization/30375
2301 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2302 LHS of statements is not the same.
2303 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2305 2007-03-09 Chao-ying Fu <fu@mips.com>
2307 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2309 * doc/invoke.texi (-mdspr2): Document new option.
2310 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2311 New unspec for DSP REV 2.
2312 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2313 these instructions are extended in DSP REV 2.
2314 (mips-dspr2.md): Include.
2315 * config/mips/mips.opt (mdspr2): New option.
2316 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2317 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2318 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2319 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2320 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2321 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2322 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2324 (bdesc_map): Add one field of unsupported_target_flags.
2325 (bdesc_arrays): Update entries to have extra fields. Add
2327 (mips_init_builtins): Initialize new function types.
2328 Check unsupported_target_fileds to filter out builtins.
2329 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2331 (ASM_SPEC): Pass mdspr2 to the assembler.
2332 * config/mips/mips-dspr2.md: New file.
2334 2007-03-09 Sa Liu <saliu@de.ibm.com>
2336 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2338 2007-03-09 Ian Lance Taylor <iant@google.com>
2340 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2341 argument) like -Wstrict-overflow=2.
2342 * doc/invoke.texi (Warning Options): Update documentation.
2344 2007-03-09 Dirk Mueller <dmueller@suse.de>
2347 * doc/invoke.texi (-Wlogical-op): Document.
2348 * common.opt (-Wlogical-op): New.
2349 * c-common.h (warn_logical_operator): Declare.
2350 * c-common.c (warn_logical_operator): Define.
2351 * c-typeck.c (parser_build_binary_op): Call
2352 warn_logical_operator.
2354 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2356 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2357 * final.c (final_scan_insn): Test for non-"" file name.
2359 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2361 * doc/loop.texi: Document the Omega linear constraints solver.
2362 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2363 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2364 omega-hash-table-size, omega-max-keys, and
2365 omega-eliminate-redundant-constraints.
2366 * tree-pass.h (pass_check_data_deps): Declared.
2369 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2370 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2371 pass_check_data_deps): New.
2372 * tree-data-ref.c (init_data_ref): Remove declaration.
2373 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2374 (analyze_array): Renamed init_array_ref, move up initializations.
2375 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2376 Removed arguments that are set to NULL.
2377 (analyze_indirect_ref): Correct indentation, correct call to
2379 (object_analysis): Call init_array_ref instead of analyze_array.
2380 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2381 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2382 of DR_ACCESS_FNS_ADDR.
2383 (init_omega_eq_with_af, omega_extract_distance_vectors,
2384 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2385 ddr_consistent_p): New.
2386 (compute_affine_dependence): Check consistency of ddrs when
2387 flag_check_data_deps is passed.
2388 (analyze_all_data_dependences): Uncomment.
2389 (tree_check_data_deps): New.
2390 * tree-data-ref.h: Include omega.h.
2391 (DR_ACCESS_FNS_ADDR): Removed.
2392 (data_dependence_relation): Add inner_loop.
2393 (DDR_INNER_LOOP): New.
2394 * common.opt (fcheck-data-deps): New.
2395 * tree-flow.h (tree_check_data_deps): Declare.
2396 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2397 (OBJS-common): Depend on omega.o.
2399 * passes.c (pass_check_data_deps): Scheduled.
2400 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2401 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2402 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2403 PARAM_VECT_MAX_VERSION_CHECKS,
2404 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2406 2007-03-09 Richard Guenther <rguenther@suse.de>
2408 PR tree-optimization/30904
2410 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
2411 the same way as *_DIV_EXPR.
2413 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2415 * recog.c (decode_asm_operands): No mixed declarations and code.
2417 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2419 * rtl.def (ASM_INPUT): Add location.
2420 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
2421 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
2422 (decode_asm_operands): Add loc operand.
2423 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
2424 * stmt.c (expand_asm): Rename to...
2425 (expand_asm_loc): ... this. Add locus argument. Pass it on to
2426 gen_rtx_ASM_INPUT_loc.
2427 (expand_asm_expr): Adjust.
2428 * recog.c (decode_asm_operands): Add loc operand.
2429 (check_asm_operands, extract_insn): Adjust.
2430 * reload1.c (maybe_fix_stack_asms): Likewise.
2431 * final.c (asm_insn_count): Likewise.
2432 (final_scan_insn): Output # line before and after asm.
2434 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
2436 * tree-ssa-structalias.c (variable_info): Remove
2438 (new_var_info): Ditto.
2439 (shared_bitmap_info_t): New structure.
2440 (shared_bitmap_table): New variable.
2441 (shared_bitmap_hash): New function.
2442 (shared_bitmap_eq): Ditto
2443 (shared_bitmap_lookup): Ditto.
2444 (shared_bitmap_add): Ditto.
2445 (merge_smts_into): Change to take bitmap directly.
2446 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
2447 (init_alias_vars): Init shared bitmap hashtable.
2448 (delete_points_to_sets): Delete shared bitmap hashtable.
2449 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
2450 is_aliased removal as a change that was still necessary was
2453 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
2455 * config/i386/i386.h (override_options): Conditionally disable
2456 x86_sahf for 64bit targets only.
2458 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2461 * c-decl.c (merge_decls): Don't call make_var_volatile.
2462 * varasm.c (make_var_volatile): Remove.
2463 * output.h (make_var_volatile): Remove.
2465 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
2467 PR tree-optimization/31085
2468 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
2470 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2472 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
2473 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
2474 ATTR_CONST_NOTHROW_LIST.
2476 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2479 2007-03-08 Diego Novillo <dnovillo@redhat.com>
2481 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
2483 2007-03-08 Geoffrey Keating <geoffk@apple.com>
2486 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
2488 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
2489 passed, use shared libgcc.
2491 2007-03-08 Roger Sayle <roger@eyesopen.com>
2493 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
2494 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2495 (honor_protect_cleanup_actions, lower_try_finally_switch):
2497 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
2498 ifc_temp_var): Likewise.
2499 * tree-inline.c (setup_one_parameter): Likewise.
2500 * tree-mudflap.c (mf_decl_cache_locals,
2501 mf_build_check_statement_for): Likewise.
2502 * tree-nested.c (init_tmp_var, save_tmp_var,
2503 finalize_nesting_tree_1): Likewise.
2504 * tree-outof-ssa.c (insert_copy_on_edge,
2505 insert_backedge_copies): Likewise.
2506 * tree-profile.c (tree_gen_edge_profiler,
2507 tree_gen_ic_profiler): Likewise.
2508 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2509 * tree-sra.c (sra_build_assignment): Likewise.
2510 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
2511 * tree-ssa-math-opts.c (insert_reciprocals,
2512 execute_cse_sincos_1): Likewise.
2513 * tree-tailcall.c (adjust_accumulator_values,
2514 adjust_return_value): Likewise.
2515 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
2516 * tree-vect-transform.c (vect_create_data_ref_ptr,
2517 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
2518 vect_create_epilog_for_reduction, vectorizable_reduction,
2519 vectorizable_call, vectorizable_conversion,
2520 vectorizable_assignment, vectorizable_operation,
2521 vectorizable_type_demotion, vect_gen_widened_results_half,
2522 vect_permute_store_chain, vectorizable_store,
2523 vect_setup_realignment, vect_permute_load_chain,
2524 vectorizable_load, vectorizable_condition,
2525 vect_create_cond_for_align_checks): Likewise.
2526 * tree-vrp.c (build_assert_expr_for): Likewise.
2528 2007-03-08 Ian Lance Taylor <iant@google.com>
2530 * tree-vrp.c: Include "intl.h".
2531 (usable_range_p): New static function.
2532 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
2533 overflowed values, juts set *strict_overflow_p.
2534 (compare_values): Only return -2 if one of the operands is not a
2536 (compare_ranges): Call usable_range_p.
2537 (compare_range_with_value): Likewise.
2538 (vrp_evaluate_conditional_warnv): Rename from
2539 vrp_evaluate_conditional. Make static. Change all callers.
2540 (vrp_evaluate_conditional): New function.
2541 (simplify_div_or_mod_using_ranges): Issue warning about reliance
2543 (simplify_abs_using_ranges): Likewise.
2544 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
2545 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
2546 within_stmt parameter.
2547 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2548 vrp_evaluate_conditional.
2549 * tree-ssa-threadedge.c
2550 (record_temporary_equivalences_from_stmts_at_dest): Change
2551 simplify parameter to take a second tree parameter.
2552 (simplify_control_stmt_condition): Likewise.
2553 (thread_across_edge): Likewise.
2554 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2555 (thread_across_edge): Likewise.
2556 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
2558 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.h (TARGET_SAHF): New define.
2561 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
2562 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
2563 (x86_sahf): New global variable.
2564 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
2565 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
2566 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
2567 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
2569 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
2570 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
2571 when expanding fcomi/sahf based tests.
2572 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
2573 expanding sahf based alternative. Emit sahf based sequence when
2574 optimizing for code size.
2575 * config/i386/i386.md (x86_sahf_1): Do not disable for
2576 TARGET_64BIT, enable for TARGET_SAHF.
2578 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
2580 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
2581 spurious whitespace from error message.
2583 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
2586 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
2588 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
2590 * c-decl.c (grokdeclarator): Disable warnings for anonymous
2592 * tree-sra.c (instantiate_element): Propagate disabled warnings
2593 from the element itself to the created variable.
2595 2007-03-07 Richard Henderson <rth@redhat.com>
2598 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
2599 silently fix up the stack in the case of a missing register.
2601 2007-03-07 Paul Brook <paul@codesourcery.com>
2603 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
2605 2007-03-07 Joseph Myers <joseph@codesourcery.com>
2607 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
2609 (phase1_vrs): Use them.
2610 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
2611 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
2612 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
2613 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
2614 __gnu_Unwind_Restore_WMMXC if required.
2615 (_Unwind_VRS_Pop): Implement iWMMXt support.
2616 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
2617 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
2618 gnu_Unwind_Save_WMMXC): Define.
2620 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2622 * config/vxworks.h (vxworks_override_options): Declare.
2623 (VXWORKS_OVERRIDE_OPTIONS): Use it.
2624 * config/vxworks.c: Include target.h and toplev.h.
2625 (vxworks_override_options): New function.
2626 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2628 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
2630 * config/s390/s390.c (override_options): Don't emit an error when
2631 -mstack-size is used without providing -mstack-guard.
2632 (s390_emit_prologue): Choose stack_guard value automatically if not
2633 provided via command line.
2634 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
2636 2007-03-07 Richard Sandiford <richard@codesourcery.com>
2638 * config/i386/i386.c (output_set_got): Add a GOT initialization
2639 sequence for VxWorks PIC.
2640 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
2641 around labels as well as symbols. Use gotoff_operand instead
2642 of local_symbolic_operand.
2643 (legitimize_pic_address): Use gotoff_operand instead of
2644 local_symbolic_operand. Use @GOT accesses for labels as
2646 (ix86_output_addr_diff_elt): Use PC-relative rather than
2647 GP-relative offsets for VxWorks PIC.
2648 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
2649 no_new_pseudos. Check whether the returned register is op0.
2650 * config/i386/i386.md (tablejump): Use PC-relative rather than
2651 GP-relative offsets for VxWorks PIC.
2652 * config/i386/predicates.md (gotoff_operand): New predicate.
2654 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2656 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
2658 * config/vxworks-dummy.h: New file.
2659 * config/i386/i386.h: Include it.
2661 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
2663 * dwarf2out.c (is_inlined_entry_point): New
2664 (add_high_low_attributes): Emit DW_AT_entry_pc along with
2665 DW_AT_ranges if the first subblock is the entry point.
2667 2007-03-06 David Daney <ddaney@avtrex.com>
2669 * doc/install.texi (mips-*-*): Change recommended binutils
2672 2007-03-06 Anatoly Sokolov <aesok@post.ru>
2674 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
2675 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
2677 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2678 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2680 2007-03-06 Jan Hubicka <jh@suse.cz>
2682 * errors.h (warning, error, fatal, internal_error): Mark as cold.
2683 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
2685 (probably_cold_bb_p): Cold functions are cold.
2686 (probably_never_executed_bb_p): Cold functions are cold.
2687 (tree_bb_level_predictions): Predict calls to cold functions as not
2689 (compute_function_frequency): Check hot/cold attributes.
2690 * function.h (function_frequency): Update comments.
2691 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
2692 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
2693 (c_common_att): Add cold and hot.
2695 * doc/extend.texi (hot,cold attributes): Document.
2697 2007-03-06 Andrew Haley <aph@redhat.com>
2699 * function.c (expand_function_end): Move blockage to just after we
2700 emit the label for the naked return from the function.
2702 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2704 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
2707 2007-03-06 Jan Hubicka <jh@suse.cz>
2709 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
2710 loaded for constant large models. Non-large 64bit PIC can do.
2711 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
2712 * cmodel.h: Add LARGE PIC.
2713 * i386.md (UNSPEC_PLTOFF): New.
2714 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
2716 (*call_1_rex64): Disable for large models.
2717 (*call_1_rex64_large): New.
2718 (*call_value_1_rex64): Disable for large models.
2719 (*call_value_1_rex64_large): New.
2720 (set_rip_rex4): New.
2721 (set_got_offset_rex64): New.
2722 * predicates.md (constant_call_address_operand): For large model
2723 constant calls are not possible.
2724 * i386-protos.h (construct_plt_address): Declare.
2725 * i386.c (override_options): Accept large models.
2726 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2727 (legitimate_constant_p): Add new UNSPECs.
2728 (legitimate_pic_operand_p): Likewise.
2729 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2730 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2732 (output_pic_addr_const): Add PLTOFF.
2733 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2734 (ix86_expand_move): Legitimize pic address when in PIC mode.
2735 (construct_plt_address): New function.
2736 (ix86_expand_call): Offload the address to register and use GOT pointer
2738 * invoke.texi (mcmodel=large): Update documentation.
2740 2007-03-06 Richard Henderson <rth@redhat.com>
2742 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2743 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2744 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2745 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2746 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2747 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2748 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2749 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2750 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2751 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2752 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2753 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2754 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2755 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2756 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2757 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2758 x86_schedule, x86_use_bt, x86_pad_returns,
2759 x86_use_xchgb): Merge into ...
2760 (ix86_tune_features): ... here. New array.
2761 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2762 x86_bswap): Merge into ...
2763 (ix86_arch_features): ... here. New array.
2764 (x86_3dnow_a): Remove.
2765 (x86_accumulate_outgoing_args): Make static.
2766 (x86_arch_always_fancy_math_387): Make static.
2767 (ix86_tune_mask, ix86_arch_mask): Move ...
2768 (override_options): ... to local variables here. Apply the
2769 appropriate mask to each element of ix86_arch_features and
2770 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2771 as were done in the old macros.
2772 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2773 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2774 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2775 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2776 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2777 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2778 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2779 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2780 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2781 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2782 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2783 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2784 x86_accumulate_outgoing_args, x86_prologue_using_move,
2785 x86_epilogue_using_move, x86_decompose_lea,
2786 x86_arch_always_fancy_math_387, x86_shift1,
2787 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2788 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2789 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2790 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2791 x86_use_incdec, x86_pad_returns, x86_bswap,
2792 x86_partial_flag_reg_stall): Remove.
2793 (enum ix86_tune_indices): New.
2794 (ix86_tune_features): New.
2795 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2796 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2797 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2798 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2799 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2800 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2801 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2802 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2803 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2804 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2805 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2806 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2807 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2808 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2809 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2810 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2811 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2812 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2813 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2814 TARGET_EXT_80387_CONSTANTS): Use it.
2815 (enum ix86_arch_indices): New.
2816 (ix86_arch_features): New.
2817 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2818 TARGET_BSWAP): Use it.
2819 (ix86_tune_mask, ix86_arch_mask): Remove.
2821 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2824 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2825 Define using $${sysroot_headers_suffix}.
2826 * configure: Regenerate.
2827 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2828 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2830 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2831 * gcc.c (print_sysroot_headers_suffix): New.
2832 (option_map): Include --print-sysroot-headers-suffix.
2833 (display_help): Mention -print-sysroot-headers-suffix.
2834 (process_command): Handle -print-sysroot-headers-suffix.
2835 (do_spec_1): Append multilib directory to include-fixed path if
2836 sysroot suffixes in use.
2837 (main): Handle -print-sysroot-headers-suffix.
2838 * Makefile.in (start.encap): Don't depend on xlimits.h
2839 (xlimits.h): Remove.
2840 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2841 limits.h for each multilib in fixinc_list.
2842 (fixinc_list, s-fixinc_list): New.
2843 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2844 generate them for each multilib in fixinc_list.
2845 (stmp-fixproto): Use include-fixed. Run fixproto for each
2846 multilib in fixinc_list.
2847 (mostlyclean): Don't remove xlimits.h.
2848 (clean): Remove include-fixed.
2849 (real-install-headers-tar, real-install-headers-cpio,
2850 real-install-headers-cp): Don't copy include, only include-fixed.
2851 (install-mkheaders): Depend on fixinc_list. Don't depend on
2852 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2853 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2854 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2856 2007-03-06 Jan Hubicka <jh@suse.cz>
2858 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2861 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2863 * configure.ac: Allow tm_file to contain build-directory files.
2864 * configure: Regenerate.
2865 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2866 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2867 * config/m68k/print-sysroot-suffix.sh: New file.
2869 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2871 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2872 of pic_offset_table_rtx if reload_completed.
2873 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2874 PIC_OFFSET_TABLE_REGNUM.
2875 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2877 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2878 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2880 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2882 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2883 functions that call eh_return.
2885 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2887 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2888 functions that need a constant pool.
2890 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2893 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2894 (m68k_preferred_reload_class): Likewise.
2895 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2896 (SECONDARY_RELOAD_CLASS): Define.
2897 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2898 (LIMIT_RELOAD_CLASS): Delete.
2899 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2900 registers from storing bytes.
2901 (m68k_secondary_reload_class): New function.
2902 (m68k_preferred_reload_class): Likewise.
2904 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2906 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2908 (m68k_expand_prologue): Likewise.
2910 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2912 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2913 (mips_expand_epilogue): Add a bool parameter.
2914 (m68k_legitimize_sibcall_address): Declare.
2915 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2916 (m68k_expand_epilogue): Add a parameter to select between sibling
2917 and normal epilogues. Only generate a return for the latter.
2918 (m68k_ok_for_sibcall_p): New function.
2919 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2920 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2921 (sibcall_value, *sibcall_value): Likewise.
2922 (*call, *call_value): Require !SIBLING_CALL_P.
2923 (epilogue): Update call to m68k_expand_epilogue.
2924 (sibcall_epilogue): New pattern.
2925 * config/m68k/predicates.md (const_call_operand): Say that this
2926 predicate applies to sibling calls too.
2927 (sibcall_operand): New predicate.
2929 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2931 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2932 alternatives as movsi_cf.
2933 (movsf_cf_hard): Add commentary.
2935 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2936 Richard Sandiford <richard@codesourcery.com>
2938 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2939 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2940 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2941 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2942 as being live on exit from an interrupt function.
2943 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2944 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2945 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2946 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2947 (m68k_interrupt_function_p): Globalize.
2948 (m68k_compute_frame_layout): Remove reverse mask code.
2949 (m68k_emit_movem, m68k_set_frame_related): New functions.
2950 (m68k_output_function_prologue): Delete in favor of...
2951 (m68k_expand_prologue): ...this new function.
2952 (m68k_output_function_epilogue): Delete in favor of...
2953 (m68k_expand_epilogue): ...this new function.
2954 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2956 (print_operand): Handle %?.
2957 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2958 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2959 (prologue, epilogue): New patterns.
2960 (return): Turn into a define_expand.
2961 (*return): New pattern, derived from old "return" pattern. Use rte
2962 rather than rts for interrupt functions. Only use rtd if the pop
2964 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2965 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2966 (link, *link, unlink, *unlink, load_got): Likewise.
2968 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2972 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2973 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2974 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2975 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2976 and m68k_matches_u_p.
2977 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2978 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2979 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2980 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2981 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2982 (REG_STRICT_P): New macro.
2983 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2984 PCREL_GENERAL_OPERAND_OK.
2985 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2986 m68k_legitimate_base_reg_p.
2987 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2988 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2989 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2990 * config/m68k/m68k.c (m68k_address): New structure.
2991 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2992 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2993 (m68k_jump_table_ref_p, m68k_decompose_address)
2994 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2995 (m68k_matches_u_p): New functions.
2996 (print_operand_address): Rewrite to use m68k_decompose_index.
2998 2007-03-05 David Taylor <dtaylor@emc.com>
3000 * gcc.c: Correct copyright date in --version output.
3002 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3004 * pa.md: In unamed move patterns, disparge copies between general
3005 and floating point registers using '?' modifier. Don't include 'f'
3006 constraint for register preferences in DImode, SImode, HImode and
3007 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3008 Remove constraints for copies between general and floating registers
3009 in soft-float DFmode pattern.
3010 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3014 2007-03-05 Mike Stump <mrs@apple.com>
3016 * c-common.c (targetcm): Add.
3017 * c-opts.c (c_common_handle_option): Handle language specific
3019 * opts.c (handle_option): Verify language for target options, if
3021 * opth-gen.awk: Add CL_LANG_ALL.
3022 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3023 (TARGETCM_INITIALIZER): Add.
3024 * target.h (struct gcc_targetcm): Add.
3026 * targhooks.c (default_handle_c_option): Add.
3027 * targhooks.h (default_handle_c_option): Add.
3028 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3030 * config/darwin.opt (iframework): Add.
3031 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3032 * config/darwin-c.c (handle_c_option): Add.
3033 (TARGET_HANDLE_C_OPTION): Add.
3035 * doc/invoke.texi (Darwin Options): Add -iframework.
3037 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3039 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3042 2007-03-05 Ian Lance Taylor <iant@google.com>
3044 * c.opt (fgnu89-inline): New option.
3045 * c-opts.c (c_common_post_options): Set default value for
3047 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3048 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3050 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3051 (grokdeclarator, start_function): Likewise.
3052 * c-cppbuiltin.c (c_cpp_builtins): Define either
3053 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3054 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3055 (C Dialect Options): Document -fgnu89-inline.
3056 * doc/extend.texi (Function Attributes): Explain what the
3057 gnu_inline attribute does.
3058 * doc/cpp.texi (Common Predefined Macros): Document
3059 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3061 2007-03-05 Ian Lance Taylor <iant@google.com>
3063 PR tree-optimization/31034
3064 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3065 half-range if the other side is an overflow infinity.
3067 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3069 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3070 (bfin*-linux-uclibc*): New configuration.
3071 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3073 * config/bfin/linux.h: New file.
3074 * config/bfin/libgcc-bfin.ver: New file.
3075 * config/bfin/t-bfin-uclinux: New file.
3076 * config/bfin/t-bfin-linux: New file.
3077 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3078 (TARGET_OS_CPP_BUILTINS): New macro.
3080 2007-03-05 Richard Guenther <rguenther@suse.de>
3082 * fold-const.c (fold_binary): Remove duplicate folding
3083 of comparison of non-null ADDR_EXPR against null.
3085 2007-03-05 Richard Guenther <rguenther@suse.de>
3086 Dorit Nuzman <dorit@il.ibm.com>
3088 PR tree-optimization/26420
3089 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3090 are no loops in the function. Only print the number of
3091 vectorized loops if it is greater than zero or we are supposed
3092 to print information about unvectorized loops.
3094 2007-03-05 Revital Eres <eres@il.ibm.com>
3096 * gcc.dg/var-expand1.c: New test.
3097 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3098 when an accumulator is expanded.
3100 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3103 * c-common.c (convert_and_check): Don't give warnings for
3104 conversion if 'expr' already overflowed.
3106 2007-03-04 Roger Sayle <roger@eyesopen.com>
3109 * fold-const.c (fold_comparison): Enforce type consistency when
3110 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3112 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3114 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3115 containing a cast to the base of TARGET_MEM_REF.
3117 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3119 * tree.c (tree_contains_struct_check_failed): Remove spurious
3120 whitespace from error message.
3122 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3125 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3126 instead of precision.
3128 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3129 Nathan Sidwell <nathan@codesourcery.com>
3131 * emit-rtl.c (find_auto_inc): New.
3132 (try_split): recreate REG_INC notes,
3133 Use regular for loops rather than whiles.
3135 2007-03-03 Andreas Schwab <schwab@suse.de>
3137 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3138 * configure: Regenerate.
3140 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3142 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3143 flag_rounding_math, not flag_unsafe_math_optimizations.
3145 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3147 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3148 alpha_fold_vector_minmax): Likewise.
3149 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3150 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3152 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3154 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3155 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3156 if the lhs has side-effects.
3157 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3159 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3161 * config/i386/i386.h (TUNEMASK): Remove define.
3162 (ARCHMASK): Remove define.
3163 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3164 Use ix86_arch_mask variable instead of ARCHMASK.
3165 * config/i386/i386.c (override_options): Ditto.
3166 (standard_80387_constant_p): Ditto.
3168 2007-03-02 Ian Lance Taylor <iant@google.com>
3170 Used signed infinities in VRP.
3171 * tree-vrp.c (uses_overflow_infinity): New static function.
3172 (supports_overflow_infinity): New static function.
3173 (make_overflow_infinity): New static function.
3174 (negative_overflow_infinity): New static function.
3175 (positive_overflow_infinity): New static function.
3176 (is_negative_overflow_infinity): New static function.
3177 (is_positive_overflow_infinity): New static function.
3178 (is_overflow_infinity): New static function.
3179 (overflow_infinity_range_p): New static function.
3180 (compare_values_warnv): New function split out of compare_values.
3181 (compare_value): Call it.
3182 (set_value_range_to_nonnegative): Add overflow_infinity
3183 parameter. Change caller.
3184 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3186 (vrp_expr_computes_nonzero): Likewise.
3187 (compare_ranges, compare_range_with_value): Likewise.
3188 (compare_name_with_value, compare_names): Likewise.
3189 (vrp_evaluate_conditional): Likewise.
3190 (set_value_range): Handle infinity
3191 (vrp_operand_equal_p, operand_less_p): Likewise.
3192 (extract_range_from_assert): Likewise.
3193 (vrp_int_const_binop): Likewise.
3194 (extract_range_from_binary_expr): Likewise.
3195 (extract_range_from_unary_expr): Likewise.
3196 (extract_range_from_comparison): Likewise.
3197 (extract_range_from_expr): Likewise.
3198 (dump_value_range): Likewise.
3199 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3200 (test_for_singularity): Likewise.
3201 (vrp_int_const_binop): Remove inline qualifier.
3202 (adjust_range_with_scev): Add comment.
3203 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3205 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3207 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3208 (get_constraint_for): Likewise.
3209 (do_structure_copy): Likewise.
3210 (find_func_aliases): Fix references to MODIFY_EXPR.
3211 (intra_create_variable_infos): Tidy.
3212 * tree-ssa-operands.c (add_virtual_operand): Add argument
3214 When adding members of alias sets, if IS_CALL_SITE is true and
3215 the symbol is not call-clobbered, skip it.
3218 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3220 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3221 entry by means of emit_insn_at_entry.
3223 2007-03-02 Richard Henderson <rth@redhat.com>
3225 * expr.h (promoted_input_arg): Remove decl.
3226 * function.c (promoted_input_arg): Merge into ...
3227 * combine.c (setup_incoming_promotions): ... only caller.
3228 Rearrange to avoid double loop.
3230 2007-03-02 Ben Elliston <bje@au.ibm.com>
3231 Peter Bergner <bergner@vnet.ibm.com>
3232 Janis Johnson <janis187@us.ibm.com>
3234 * config/rs6000/dfp.md: New file.
3235 * config/rs6000/rs6000.md: Include dfp.md.
3236 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3237 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3238 and TDmode decimal float modes in FP registers.
3239 (num_insns_constant): Likewise.
3240 (rs6000_legitimate_offset_address_p): Likewise.
3241 (rs6000_legitimize_address): Likewise.
3242 (rs6000_legitimize_reload_address): Likewise.
3243 (rs6000_legitimate_address): Likewise.
3244 (rs6000_emit_move): Likewise.
3245 (function_arg_boundary): Likewise.
3246 (function_arg_advance): Likewise.
3247 (rs6000_darwin64_record_arg_recurse): Likewise.
3248 (function_arg): Likewise.
3249 (rs6000_gimplify_va_arg): Likewise.
3250 (rs6000_split_multireg_move): Likewise.
3251 (rs6000_output_function_epilogue): Likewise.
3252 (rs6000_output_function_epilogue): Likewise.
3253 (rs6000_register_move_cost): Likewise.
3254 (rs6000_function_value): Likewise.
3255 (rs6000_libcall_value): Likewise.
3257 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3259 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3261 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3263 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3264 Use $MULTIDIR to choose between the kernel and RTP headers,
3265 and use $WIND_BASE and $WIND_USR to locate them.
3267 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.c (override_options): Put initialization of
3270 ix86_tune_mask and ix86_arch_mask to the correct place.
3272 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3273 Michael Meissner <michael.meissner@amd.com>
3276 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3278 (TARGET_CMOVE): Use ARCHMASK.
3279 (TARGET_CMPXCHG): Ditto.
3280 (TARGET_CMPXCHG8B): Ditto.
3281 (TARGET_XADD): Ditto.
3282 (TARGET_BSWAP): Ditto.
3283 * config/i386/i386.c (ix86_tune_mask): New global variable.
3284 (ix86_arch_mask): Ditto.
3285 (override_options): Initialize ix86_tune_mask and
3286 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3289 2007-03-02 Ben Elliston <bje@au.ibm.com>
3292 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3294 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3296 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3297 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3298 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3299 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3301 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3302 rs6000_init_dwarf_reg_sizes_extra): New.
3303 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3304 SPE register high parts.
3306 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3308 * Makefile.in: Add install-pdf target as
3309 copied from automake v1.10 rules.
3310 * configure.ac: Add install-pdf to target list.
3311 * configure: Regenerate.
3313 2007-03-01 Paul Brook <paul@codesourcery.com>
3315 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3316 modes to LDRD for DImode.
3317 (output_move_double): Fixup out of range ldrd/strd.
3318 (vfp_secondary_reload_class): Rename...
3319 (coproc_secondary_reload_class): ... to this. Add wb argument.
3320 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3321 coproc_secondary_reload_class for CLASS_IWMMXT.
3322 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3323 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3325 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3327 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3328 factor by the estimated number of iterations.
3329 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3332 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3333 decode_caches_intel, detect_caches_intel): New functions.
3334 (host_detect_local_cpu): Use detect_caches_amd and
3335 detect_caches_intel.
3337 2007-03-01 Richard Henderson <rth@redhat.com>
3339 * expr.c (emit_move_complex_push): Export.
3340 (emit_move_complex_parts): Split out from ...
3341 (emit_move_complex): ... here.
3342 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3343 * config/i386/i386.md (movcdi): New.
3345 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3348 size of mode1 to check for tieable modes in MMX case.
3350 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3352 * Makefile.in (rtlanal.o): Depend on tree.h.
3353 * rtl.h (offset_within_section_p, split_const): Declare.
3354 * rtlanal.c: Include tree.h.
3355 (offset_within_block_p): New function, taken from
3356 mips_offset_within_object_p.
3357 (split_const): New function, taken from mips_split_const.
3358 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3360 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3361 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3362 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3363 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3364 (m68k_illegitimate_symbolic_constant_p): New function.
3365 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3366 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3367 symbolic constant that might be outside the symbol's section,
3368 move the symbol first and then add the offset.
3369 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3371 * config/mips/mips.c (mips_split_const): Delete.
3372 (mips_offset_within_object_p): Delete.
3373 (mips_symbolic_constant_p): Use offset_within_section_p and
3374 split_const instead of mips_offset_within_object_p and
3376 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3377 (mips_legitimize_const_move, print_operand_reloc)
3378 (mips_dangerous_for_la25_p): Use split_const instead of
3381 2007-02-28 Eric Christopher <echristo@apple.com>
3383 * Makefile.in (install-include-dir): Don't rm -rf include.
3385 2007-02-28 Richard Guenther <rguenther@suse.de>
3388 * fold-const.c (fold_binary): Do not associate expressions
3389 with more than one variable for integer types that do not wrap.
3391 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3393 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3394 Delete, and replace with...
3395 (fold_builtin_call_array): This. Update callers to use it.
3396 * fold-const.c (fold_build_call_list): Delete, and replace with...
3397 (fold_build_call_array): This.
3398 (fold_build_call_list_initializer): Delete, and replace with...
3399 (fold_build_call_array_initializer): This.
3400 * tree.h: Update declarations to reflect above changes.
3402 * c-typeck.c (build_function_call): Store converted arguments
3403 in a stack-allocated array instead of building a list.
3404 (convert_arguments): Store arguments in the array passed in as an
3405 argument, and return the actual number of arguments.
3406 * c-format.c: (check_function_format): Pass arguments in an
3407 array instead of a list.
3408 * c-common.c (check_function_nonnull): Likewise.
3409 (check_function_sentinel): Likewise.
3410 (check_function_arguments): Likewise.
3411 * c-common.h: Update declarations to reflect above changes.
3413 2007-02-28 Jan Hubicka <jh@suse.cz>
3415 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
3416 PRED_NEGATIVE_RETURN): Update outcomes.
3418 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
3420 * calls.c (emit_library_call_value_1): Handle partial registers
3421 correctly when building up CALL_INSN_FUNCTION_USAGE.
3423 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3425 * pa/predicates.md (move_src_operand): Allow zero for mode.
3426 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
3429 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
3432 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
3433 *movv2df_internal): Enable pattern only for valid operand
3435 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
3436 tie only 128bit modes. For MMX registers, tie only 64bit modes.
3438 2007-02-27 Mike Stump <mrs@apple.com>
3440 * config/darwin-crt3.c: Avoid compilation when compiling for a
3443 2007-02-27 Joseph Myers <joseph@codesourcery.com>
3445 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
3447 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
3448 for fixed headers and limits.h.
3449 (install-include-dir, install-headers-tar, install-headers-cpio,
3450 install-headers-cp, real-install-headers-tar,
3451 real-install-headers-cpio, real-install-headers-cp): Handle
3452 include-fixed as well as include.
3453 (install-mkheaders): Don't install files that go only in include
3455 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
3456 from GCC_INCLUDE_DIR.
3457 * gcc.c (process_command): Remove special -BstageN/ handling.
3458 (do_spec_1): Add include-fixed directories.
3460 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3462 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
3464 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
3466 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
3469 2007-02-27 Mark Mitchell <mark@codesourcery.com>
3471 * c-common.c (get_priority): Add check for
3472 SUPPORTS_INIT_PRIORITY.
3474 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3476 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
3478 * config/bfin/bfin.c: Include "cfglayout.h".
3479 (MAX_LSETUP_DISTANCE): New macro.
3480 (struct loop_info): New members incoming, incoming_src and
3481 incoming_dest. Delete member predecessor.
3482 (length_for_loop): New function.
3483 (bfin_optimize_loop): Handle more different loop structures.
3484 (bfin_discover_loop): Rework detection of predecessor blocks by
3485 examining incoming edges.
3486 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
3488 (bfin_reorder_loops): New function.
3489 (bfin_reorg_loops): Use these three new functions.
3491 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
3492 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
3493 (CONSTRAINT_LEN): Add entry for 'q'.
3494 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
3495 Add 'q' constraints.
3496 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
3497 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
3499 * config/bfin/bfin.md (add_with_carry): New pattern.
3500 (s_or_u, su_optab, su_modifier): New code macros/attrs.
3501 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
3502 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
3503 support unsigned multiplies too. Removed incorrect commutativity from
3504 operand 1 constraint where appropriate.
3505 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
3507 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
3508 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
3510 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
3511 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
3512 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
3513 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
3514 usmulhisi_hh_huh): New patterns.
3516 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
3517 lshifthi3): Fix output template to use half reg for operand 2.
3519 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
3522 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
3524 2007-02-27 Andreas Schwab <schwab@suse.de>
3526 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
3528 2007-02-27 Jan Hubicka <jh@suse.cz>
3530 * predict.c (last_basic_block_p): Remove.
3531 (tree_estimate_probability): Update return heuristic for commonized
3534 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3536 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
3538 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
3540 * doc/include/gcc-common.texi (versionsubtitle): New macro.
3541 * doc/cpp.texi: Standardize title page.
3542 * doc/cppinternals.texi: Likewise.
3543 * doc/gcc.texi: Standardize title page, remove version number
3544 from copyright page.
3545 * doc/gccint.texi: Likewise.
3546 * doc/install.texi: Standardize title page, add table of
3549 2007-02-26 Jan Hubicka <jh@suse.cz>
3551 * predict.def: Set outcomes according to more recent results.
3552 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
3553 Remove dead predictors.
3554 * predict.c (return_prediction): Fix pasto.
3556 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3558 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
3559 change; avoid a memory leak when returning early.
3561 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3563 * c-decl.c (static_ctors): Move to c-common.c.
3564 (static_dtors): Likewise.
3565 (finish_function): Use c_record_cdtor_fn.
3566 (build_cdtor): Move to c-common.c.
3567 (c_write_global_declarations): Use c_build_cdtor_fns.
3568 * c-common.h (static_ctors): Declare.
3569 (static_dtors): Likewise.
3570 (c_record_cdtor_fn): Likewise.
3571 (c_build_cdtor_fns): Likewise.
3572 * c-common.c (static_ctors): New variable.
3573 (static_dtors): Likewise.
3574 (c_record_cdtor_fn): New function.
3575 (build_cdtor): Move from c-decl.c
3576 (c_build_cdtor_fns): New function.
3578 * output.h (assemble_addr_to_section): Declare.
3579 (get_cdtor_priority_section): Likewise.
3580 * varasm.c (assemble_addr_to_section): New function.
3581 (get_cdtor_priority_section): Likewise.
3582 (default_named_section_asm_out_destructor): Use them.
3583 (destor_dtor_section_asm_out_destructor): Likewise.
3584 (default_named_section_asm_out_constructor): Likewise.
3585 (default_ctor_section_asm_out_constructor): Likewise.
3586 * config.gcc (*-*-vxworks*): Include vxworks.o.
3587 * config/t-vxworks (vxworks.o): New target.
3588 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
3589 (TARGET_ASM_CONSTRUCTOR): Define.
3590 (TARGET_ASM_DESTRUCTOR): Likewise.
3591 (vxworks_asm_out_constructor): Declare.
3592 (vxworks_asm_out_destructor): Likewise.
3594 * c-common.c (get_priority): Check that we have not just an
3595 INTEGER_CST, but an integer constant with integeral type.
3597 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3599 PR tree-optimization/30938
3600 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
3601 use &dt[nargs-1] instead of &dt[nargs] in the call to
3602 vect_is_simple_use().
3604 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3606 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
3607 from register elimination as PRE_MODIFY / POST_MODIFY increments.
3608 Do not attempt to handle MEM inside auto-inc expressions.
3609 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
3610 of a register modified by an auto-inc expression. However, do handle
3611 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
3612 (elimination_effects): Prohibit elimination of a register modified
3613 by an auto-inc expression. Disable register elimination rules whose
3614 target register is modified by an auto-inc expression with variable
3617 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3619 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
3621 (array_at_struct_end_p): New function.
3622 (idx_infer_loop_bounds): Use it.
3623 (estimate_numbers_of_iterations_loop): Export.
3624 * predict.c (predict_loops): Use estimated_loop_iterations_int.
3625 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
3626 (tree_estimate_probability): Call record_loop_exits.
3627 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
3628 (estimated_loop_iterations, estimated_loop_iterations_int,
3629 estimated_loop_iterations_tree): New functions.
3630 (analyze_siv_subscript_cst_affine,
3631 compute_overlap_steps_for_affine_1_2,
3632 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
3633 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
3634 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
3635 (PRED_LOOP_ITERATIONS_GUESSED): New.
3636 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
3637 * cfgloop.h (estimate_numbers_of_iterations_loop,
3638 estimated_loop_iterations_int): Declare.
3640 2007-02-25 Mark Mitchell <mark@codesourcery.com>
3642 * doc/extend.texi: Document optional priority argument to
3643 constructors and destructors.
3644 * tree.c (init_priority_for_decl): Adjust GTY markers.
3645 (init_ttree): Use priority-info hash functions for
3646 init_priority_for_decl.
3647 (tree_map_eq): Rename to ...
3648 (tree_map_base_eq): ... this.
3649 (tree_map_marked_p): Rename to ...
3650 (tree_map_base_marked_p): ... this.
3651 (tree_map_base_hash): New function.
3652 (decl_init_priority_lookup): Rework.
3653 (decl_fini_priority_lookup): New function.
3654 (decl_priority_info): New function.
3655 (decl_init_priority_insert): Use it.
3656 (decl_fini_priority_insert): Likewise.
3657 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
3659 (decl_restrict_base_insert): Likewise.
3660 (decl_debug_expr_insert): Likewise.
3661 (decl_value_expr_lookup): Likewise.
3662 (decl_value_expr_insert): Likewise.
3663 * tree.h (priority_type): New type.
3664 (decl_init_priority_lookup): Use priority_type.
3665 (decl_fini_priority_lookup): New function.
3666 (decl_init_priority_insert): Use priority_type.
3667 (decl_fini_priority_insert): New function.
3668 (DECL_HAS_INIT_PRIORITY): Tweak comments.
3669 (DECL_INIT_PRIORITY): Likewise.
3670 (SET_DECL_INIT_PRIORITY): Add comment.
3671 (DECL_FINI_PRIORITY): New macro.
3672 (SET_DECL_FINI_PRIORITY): Likewise.
3673 (DEFAULT_INIT_PRIORITY): Document.
3674 (MAX_INIT_PRIORITY): Likewise.
3675 (MAX_RESERVED_INIT_PRIORITY): Likewise.
3676 (tree_map_base): New type.
3677 (tree_map_base_eq): New function.
3678 (tree_map_base_hash): Likewise.
3679 (tree_map_base_marked_p): Likewise.
3680 (tree_map): Inherit from tree_map_base.
3681 (tree_map_eq): Make it a macro.
3682 (tree_map_marked_p): Likewise.
3683 (tree_int_map): Inherit from tree_map_base.
3684 (tree_int_map_eq): Make it a macro.
3685 (tree_int_map_hash): Likewise.
3686 (tree_int_map_marked_p): Likewise.
3687 (tree_priority_map): New type.
3688 (tree_priority_map_eq): New macro.
3689 (tree_priority_map_hash): Likewise.
3690 (tree_priority_map_marked_p): Likewise.
3691 * varasm.c (emults_decl): Adjust for refactoring of tree_map
3693 (emutls_common_1): Likewise.
3694 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
3695 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
3696 of tree_map hierarchy.
3697 * tree-cfg.c (move_stmt_r): Likewise.
3698 (new_label_mapper): Likewise.
3699 * c-tree.h (c_expand_body): Move to ...
3700 * c-common.h (c_expand_body): ... here.
3701 * c-decl.c (c_expand_body): Move to ...
3702 * c-common.c (c_expand_body): ... here.
3703 (c_common_attribute_table): Allow 1 argument for the constructor
3704 and destructor attributes.
3705 (get_priority): New function.
3706 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
3707 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
3709 2007-02-24 Jan Hubicka <jh@suse.cz>
3712 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
3714 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3715 Jan Hubicka <jh@suse.cz>
3718 * i386.c (counter_mode): New function.
3719 (expand_set_or_movmem_via_loop): Use it.
3720 (expand_movmem_epilogue): Likewise; fix pasto.
3721 (ix86_expand_movmem): Do emit guard even for constant counts.
3722 (ix86_expand_setmem): Likewise.
3724 2007-02-25 Nick Clifton <nickc@redhat.com>
3726 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3727 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3729 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3732 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3733 count argument with 0x10, not with 0x16.
3734 (expand_setmem_epilogue): Ditto.
3736 2007-02-24 Mike Stump <mrs@apple.com>
3738 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3741 2007-02-24 Richard Guenther <rguenther@suse.de>
3744 * fold-const.c (fold_binary): Fold x +- CST op x for
3745 EQ_EXPR and NE_EXPR.
3747 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3749 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3751 2007-02-24 Jan Hubicka <jh@suse.cz>
3753 * cgraphunit.c (decide_is_function_needed): Honor
3754 -fkeep-inline-functions.
3756 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3758 * builtins.c (fold_builtin_modf): New.
3759 (fold_builtin_2): Use it.
3761 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3763 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3764 (determine_max_iter): Take additional LOOP arg; all callers changed.
3765 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3766 one using simplifications.
3767 (simplify_using_initial_values): Return if the expression becomes
3768 invalid due to altered regs.
3770 2007-02-23 DJ Delorie <dj@redhat.com>
3772 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3774 2007-02-23 Mike Stump <mrs@apple.com>
3776 * tlink.c (scan_linker_output): Parse linker messages from
3777 darwin9's linker better.
3779 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3782 * varpool.c (varpool_assemble_pending_decls): Set
3783 varpool_last_needed_node to null.
3785 2007-02-23 DJ Delorie <dj@redhat.com>
3787 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3788 alignment bigger than the object file can handle.
3790 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3794 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3795 (*movsf_1): Penalize MMX moves.
3797 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3799 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3800 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3802 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3804 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3806 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3807 (fold_builtin_1): Use them.
3808 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3809 BUILT_IN_SIGNIFICAND.
3811 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3813 * config/i386/i386.c (bdesc_1arg): Initialize
3814 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3815 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3816 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3817 and IX86_BUILTIN_MOVSLDUP.
3819 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3821 PR rtl-optimization/30841
3822 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3824 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3826 * builtins.c (fold_builtin_frexp): New.
3827 (fold_builtin_2): Use it.
3829 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3831 * doc/invoke.texi (Spec Files): Document getenv spec function.
3833 * gcc.c (getenv_spec_function): New function.
3834 (static_spec_functions): Add it.
3835 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3836 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3839 2007-02-22 Michael Matz <matz@suse.de
3842 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3843 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3845 2007-02-22 Ian Lance Taylor <iant@google.com>
3848 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3849 (mem_loc_descriptor): Call it.
3851 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3852 Ira Rosen <irar@il.ibm.com>
3854 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3856 2007-02-22 Ira Rosen <irar@il.ibm.com>
3858 PR tree-optimization/30843
3859 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3860 stores only after all the group is vectorized.
3862 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3864 PR tree-optimization/30858
3865 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3866 in the reduction cycle have a single use in the loop.
3867 * tree-vectorizer.h (relevant): Add documentation.
3869 2007-02-20 Mike Stump <mrs@apple.com>
3871 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3872 * configure: Regenerate.
3874 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3876 Change the defaults of some parameters and options.
3877 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3878 * config/spu/spu.c (spu_optimization_options): Add.
3879 (spu_override_options): Change params in spu_optimization_options.
3880 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3882 Register 127 is only 16 byte aligned when used as a frame pointer.
3883 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3884 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3885 HARD_FRAME_POINTER_REGNUM.
3886 (spu_legitimate_address): Use regno_aligned_for_reload.
3887 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3888 aligned when frame_pointer_needed is true.
3889 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3891 * config/spu/spu.h (INIT_EXPANDERS): Define.
3893 Make sure shift and rotate instructions have valid immediate operands.
3894 * config/spu/predicates.md (spu_shift_operand): Remove.
3895 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3896 * config/spu/constraints.md (W, O): Extend range.
3897 * config/spu/spu.md (umask, nmask): Define.
3898 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3899 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3900 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3901 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3902 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3903 (lshr<mode>3_reg): Fix rtl description.
3905 Make sure mulhisi immediate operands are valid.
3906 * config/spu/predicates.md (imm_K_operand): Add.
3907 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3909 Generate constants using fsmbi and andi.
3910 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3911 (print_operand, spu_split_immediate, classify_immediate,
3912 fsmbi_const_p): Handle IC_FSMBI2.
3914 Correctly handle a CONST_VECTOR containing symbols.
3915 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3916 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3917 (immediate_load_p): Allow symbols that use 2 instructions to create.
3918 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3919 with symbols when flag_pic is set.
3920 (const_vector_immediate_p): New.
3921 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3922 accept a CONST_VECTOR with symbols.
3923 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3924 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3926 * config/spu/spu.md (high, low): Delete.
3927 (low_<mode>): Define.
3929 Remove INTRmode and INTR_REGNUM, which didn't work.
3930 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3932 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3933 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3934 peephole2 pattern): Don't use INTR or 131.
3935 (movintrcc): Delete.
3936 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3937 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3938 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3939 (UNSPEC_SET_INTR): Add.
3940 * config/spu/spu-modes.def (INTR): Remove.
3942 More accurate warnings about run-time relocations.
3943 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3945 Correctly warn about immediate arguments to specific intrinsics.
3946 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3947 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3948 the instruction predicate.
3950 Fix tree check errors with latest update.
3951 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3953 (spu_expand_builtin): Use CALL_EXPR_FN.
3955 Add missing specific intrinsics.
3956 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3958 * config/spu/spu_internals.h: Ditto.
3960 Fix incorrect operand modifiers.
3961 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3962 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3964 Optimize one case of zero_extend of a vec_select.
3965 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3967 Accept any immediate for hbr.
3968 * config/spu/spu.md (hbr): Change s constraints to i.
3970 2007-02-21 Paul Brook <paul@codesourcery.com>
3972 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3973 condexec_count when skipping USE and CLOBBER.
3975 2007-02-21 Nick Clifton <nickc@redhat.com>
3977 * common.opt (Warray-bounds): Add Warning attribute.
3978 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3980 (fsized-zeroes): Add Optimization attribute.
3981 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3982 * c.opt (Wc++0x-compat): Add Warning attribute.
3984 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3987 * reload1.c (eliminate_regs_in_insn): In the single_set special
3988 case, attempt to re-recognize the insn before falling back to
3989 having reload fix it up.
3991 2007-02-20 Eric Christopher <echristo@gmail.com>
3993 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3994 Rewrite accordingly.
3995 (frv_read_iacc_argument): Ditto.
3996 (frv_expand_set_builtin): Take a call instead of arglist, update for
3998 (frv_expand_unop_builtin): Ditto.
3999 (frv_expand_binop_builtin): Ditto.
4000 (frv_expand_cut_builtin): Ditto.
4001 (frv_expand_binopimm_builtin): Ditto.
4002 (frv_expand_voidbinop_builtin): Ditto.
4003 (frv_expand_int_void2arg): Ditto.
4004 (frv_expand_prefetches): Ditto.
4005 (frv_expand_voidtriop_builtin): Ditto.
4006 (frv_expand_voidaccop_builtin): Ditto.
4007 (frv_expand_load_builtin): Ditto.
4008 (frv_expand_store_builtin): Ditto.
4009 (frv_expand_mdpackh_builtin): Ditto.
4010 (frv_expand_mclracc_builtin): Ditto.
4011 (frv_expand_mrdacc_builtin): Ditto.
4012 (frv_expand_mwtacc_builtin): Ditto.
4013 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4016 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4018 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4019 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4021 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4023 * configure: Regenerate.
4024 * config.in: Regenerate.
4025 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4026 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4027 masks to power6 and power6x and to POWERPC_MASKS.
4028 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4030 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4031 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4032 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4033 Access PROTOTYPE as variable, not mask.
4035 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4037 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4038 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4039 * combine.c (adjust_for_new_dest): Use it.
4040 * postreload.c (reload_combine): Likewise.
4042 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4044 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4045 notes on an insn with multiple sets, even if single_set returns
4046 non-NULL for that insn.
4048 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4050 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4053 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4055 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4056 if user didn't pass it.
4057 * config/i386/darwin.h (CC1_SPEC): Likewise.
4058 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4059 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4060 -mmacosx-version-min.
4062 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4063 Uros Bizjak <ubizjak@gmail.com>
4065 * optabs.h (enum optab_index): Add new OTI_scalb.
4066 (scalb_optab): Define corresponding macro.
4067 * optabs.c (init_optabs): Initialize scalb_optab.
4068 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4070 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4071 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4072 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4073 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4074 flag_unsafe_math_optimizations is set.
4076 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4077 to implement scalbf, scalb and scalbl built-ins as inline x87
4080 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4081 DJ Delorie <dj@redhat.com>
4084 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4085 (diagnostic_report_diagnostic): ... here, and turn them into real
4086 errors. If warnings are inhibited, no need to do anything.
4088 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4090 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4091 better code generation.
4093 2007-02-20 Ben Elliston <bje@au.ibm.com>
4095 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4097 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4099 * config/alpha/alpha.c, config/alpha/alpha.md,
4100 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4101 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4102 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4103 config/arm/lib1funcs.asm: Follow spelling conventions.
4105 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4106 config/fr30/fr30.md, config/i386/i386.h,
4107 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4108 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4109 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4110 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4111 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4112 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4113 config/sparc/sparc.c, config/sparc/sparc.h,
4114 config/sparc/sparc.md, config/spu/constraints.md,
4115 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4118 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4121 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4124 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4126 * doc/invoke.texi (-ftree-lrs): Remove.
4128 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4130 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4133 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4135 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4136 new CALL_EXPR_FN macro for retrieving the function
4137 declaration of the input expression.
4139 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4141 * c.opt (Waddress): New.
4142 * common.opt (Walways-true): Delete.
4143 (Wstring-literal-comparison): Delete.
4144 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4145 -Wstring-literal-comparison. Add -Waddress.
4147 (Walways-true): Delete.
4148 (Wstring-literal-comparison): Delete.
4149 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4150 consistently instead of -Walways-true in example.
4151 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4152 * c-typeck.c (parser_build_binary_op): Replace
4153 -Wstring-literal-comparison and -Walways-true with -Waddress.
4154 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4157 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4159 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4160 without DECL_STRUCT_FUNCTION initialized.
4162 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4164 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4165 due to calls to functions taking pointers as parameters.
4167 2007-02-19 Richard Henderson <rth@redhat.com>
4170 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4173 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4175 * config/s390/s390.c (s390_call_saved_register_used,
4176 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4177 accessed to the new scheme.
4179 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4181 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4182 (cris_print_index, cris_print_operand, cris_print_operand_address)
4183 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4184 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4185 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4187 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4188 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4189 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4190 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4191 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4192 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4193 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4194 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4195 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4196 (uminsi3, call, call_value): Ditto.
4197 (define_split: indir_to_reg_split, unnamed): Ditto.
4199 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4201 PR tree-optimization/30975
4202 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4205 2007-02-18 Eric Christopher <echristo@gmail.com>
4207 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4208 Remove use of arglist.
4209 (mips_expand_builtin): Remove use of arglist, pass in expr.
4210 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4211 (mips_expand_builtin_movtf): Ditto.
4212 (mips_expand_builtin_compare): Ditto.
4214 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4216 * tree-sra.c (sra_build_assignment): Replace assertion
4217 checking with a comment explaining why it can't be done.
4219 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4222 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4223 during CALL_EXPR representation conversion.
4224 * tree-ssa-propagate.c (set_rhs): Likewise.
4226 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4228 * tree-sra.c (sra_build_assignment): Disable assertion checking
4231 2007-02-18 Roger Sayle <roger@eyesopen.com>
4233 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4234 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4235 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4237 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4238 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4239 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4240 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4241 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4242 force_gimple_operand): Likewise.
4243 * ipa-cp.c (constant_val_insert): Likewise.
4244 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4245 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4246 perfect_nestify): Likewise.
4247 * langhooks.c (lhd_omp_assignment): Likewise.
4248 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4249 lower_copyprivate_clauses, lower_send_clauses,
4250 lower_send_shared_vars, expand_parallel_call,
4251 expand_omp_for_generic, expand_omp_for_static_nochunk,
4252 expand_omp_for_static_chunk, expand_omp_sections,
4253 lower_omp_single_copy, lower_omp_for_lastprivate,
4254 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4255 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4256 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4259 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4261 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4262 config/sh/sh.md: Follow spelling conventions.
4264 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4265 config/frv/predicates.md: Follow spelling conventions.
4267 * config/m68k/linux-unwind.h: Fix a comment typo.
4268 * target.h: Follow spelling conventions.
4270 2007-02-18 Roger Sayle <roger@eyesopen.com>
4272 PR rtl-optimization/28173
4273 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4274 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4275 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4276 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4277 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4279 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4281 * builtins.c (fold_builtin_load_exponent): New.
4282 (fold_builtin_2): Use it.
4284 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4286 PR rtl-optimization/30773
4287 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4288 if we fail to attach a REG_EQUIV note.
4290 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4291 Roger Sayle <roger@eyesopen.com>
4293 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4295 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4297 * calls.c (initialize_argument_information): Pass original EXP
4298 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4299 code to split complex arguments here, as part of initializing the
4301 (expand_call): Remove code that builds a list of arguments and
4302 inserts implicit arguments into it. Instead, just count how many
4303 implicit arguments there will be so we can determine the size of
4304 the ARGS array, and let initialize_argument_information do the work.
4305 (split_complex_values): Delete unused function.
4307 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4309 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4311 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4313 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4314 for arg pointer based indexed addressing.
4316 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4318 * config/ia64/ia64.h, config/ia64/ia64.md,
4319 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4320 spelling conventions.
4322 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4324 * config/m68k/m68k.c (split_di): New.
4325 * config/m68k/m68k-protos.h: Declare split_di.
4326 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4327 Improve predicate handling and split constant shifts.
4329 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4331 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4332 parameter for register bitfield operations, general predicates
4335 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4337 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4338 * config/m68k/linux-unwind.h: New file.
4340 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4342 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4343 config/i386/athlon.md, config/ia64/ia64.md,
4344 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4345 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4346 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4347 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4348 tree-vect-transform.c: Fix comment typos.
4350 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4352 * sched-deps.c (find_insn_list): Remove.
4353 * sched-int.h: Remove the prototype for find_insn_list.
4355 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4357 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4359 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4360 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4361 darwin_rs6000_override_options.
4362 (C_COMMON_OVERRIDE_OPTIONS): Expect
4363 darwin_macosx_version_min to be non-NULL always.
4364 (TARGET_C99_FUNCTIONS): Likewise.
4365 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4366 (DARWIN_MINVERSION_SPEC): New.
4367 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4368 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4370 (DARWIN_MINVERSION_SPEC): New.
4371 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4373 * config/darwin-c.c (darwin_cpp_builtins): Expect
4374 darwin_macosx_version_min to be non-NULL always.
4376 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4378 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4380 * config/i386/i386.h (x86_use_xchgb): New.
4381 (TARGET_USE_XCHGB): New macro.
4382 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4383 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4384 Split after reload into bswaphi for shifts of 8.
4385 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4386 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4387 or when optimizing for size.
4389 2007-02-16 Richard Guenther <rguenther@suse.de>
4390 Christian Bruel <christian.bruel@st.com>
4392 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4393 DECLs but prefer SSA_NAMEs over DECLs.
4395 2007-02-16 Richard Guenther <rguenther@suse.de>
4397 * tree-flow-inline.h (single_imm_use_p): Remove.
4398 (zero_imm_uses_p): Likewise.
4399 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4400 instead of single_imm_use_p.
4401 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4404 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4407 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
4408 nested double- and backquotes.
4410 2007-02-15 Roger Sayle <roger@eyesopen.com>
4413 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
4414 should be unreachable.
4415 (build2_stat): Allow construction of MODIFY_EXPR at any time.
4416 For the time being redirect GIMPLE_MODIFY_STMT to the new
4417 (renamed) build_gimple_modify_stmt_stat.
4418 (build2_gimple_stat): Rename to...
4419 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
4420 Always build a GIMPLE_MODIFY_STMT node.
4421 * tree.h (build2_gimple, build2_gimple_stat): Delete.
4422 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
4425 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
4426 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
4427 * tree-complex.c (set_component_ssa_name, expand_complex_move,
4428 expand_complex_div_wide): Likewise.
4429 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
4430 * tree-ssa-loop-im.c (schedule_sm): Likewise.
4431 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
4432 * tree-ssa-loop-manip.c (create_iv): Likewise.
4433 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
4434 abs_replacement): Likewise.
4435 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
4436 realify_fake_stores): Likewise.
4438 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
4439 node rather than a GIMPLE_MODIFY_STMT node.
4440 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
4441 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
4443 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
4444 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
4447 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4450 * fold-const.c (fold_comparison): Add back the
4451 folding of constant complex comparisions.
4453 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4456 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
4457 effects unknown to this function, return early.
4459 2007-02-15 Ian Lance Taylor <iant@google.com>
4461 * lower-subreg.c (move_eh_region_note): New static function.
4462 (resolve_simple_move): Call it.
4463 (decompose_multiword_subregs): Track blocks for which we resolve a
4464 simple move which is also a control flow insn. Pass them to
4465 find_many_sub_basic_blocks.
4466 (pass_lower_subreg): Add TODO_verify_flow.
4467 (pass_lower_subreg2): Likewise.
4469 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4470 Brooks Moses <brooks.moses@codesourcery.com>
4471 Lee Millward <lee.millward@codesourcery.com>
4473 * tree.h (enum tree_code_class): Add tcc_vl_exp.
4474 (VL_EXP_CLASS_P): New.
4475 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
4477 (TREE_OPERAND_CHECK_CODE): Likewise.
4478 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
4479 (TREE_RTL_OPERAND_CHECK): Likewise.
4480 (tree_operand_check_failed): Make second parameter the whole tree
4481 instead of its code. Fixed callers.
4482 (VL_EXP_CHECK): New.
4483 (TREE_OPERAND_LENGTH): New.
4484 (VL_EXP_OPERAND_LENGTH): New.
4485 (CALL_EXPR_FN): New.
4486 (CALL_EXPR_STATIC_CHAIN): New.
4487 (CALL_EXPR_ARGS): New.
4488 (CALL_EXPR_ARG): New.
4489 (call_expr_nargs): New.
4490 (CALL_EXPR_ARGP): New.
4491 (build_nt_call_list): Declare.
4492 (build_vl_exp_stat): Declare.
4493 (build_vl_exp): New.
4494 (build_call_list): Declare.
4495 (build_call_nary): Declare.
4496 (build_call_valist): Declare.
4497 (build_call_array): Declare.
4498 (call_expr_arg): Declare.
4499 (call_expr_argp): Declare.
4500 (call_expr_arglist): Declare.
4501 (fold_build_call_list): Declare.
4502 (fold_build_call_list_initializer): Declare.
4503 (fold_call_expr): Declare to replace fold_builtin.
4504 (fold_builtin_fputs): Update to agree with modified definition.
4505 (fold_builtin_strcpy): Likewise.
4506 (fold_builtin_strncpy): Likewise.
4507 (fold_builtin_memory_chk): Likewise.
4508 (fold_builtin_stxcpy_chk): Likewise.
4509 (fold_builtin_strncpy_chk): Likewise.
4510 (fold_builtin_next_arg): Likewise.
4511 (fold_build_call_expr): Declare.
4512 (fold_builtin_call_list): Declare.
4513 (fold_builtin_call_valist): Declare.
4514 (build_call_expr): Declare.
4515 (validate_arglist): Update to agree with modified definition.
4516 (tree_operand_length): New.
4517 (call_expr_arg_iterator): New.
4518 (init_call_expr_arg_iterator): New.
4519 (next_call_expr_arg): New.
4520 (first_call_expr_arg): New.
4521 (more_call_expr_args_p): New.
4522 (FOR_EACH_CALL_EXPR_ARG): New.
4524 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
4525 and tcc_gimple_stmt.
4526 (tree_code_size): Update documentation. Use sizeof (tree) rather
4527 than sizeof (char *).
4528 (tree_size): Likewise. Add case for tcc_vl_exp.
4529 (tree_node_structure): Add case for tcc_vl_exp.
4530 (contains_placeholder_p): Likewise.
4531 (substitute_in_expr): Likewise.
4532 (substitute_placeholder_in_expr): Likewise.
4533 (stabilize_reference_1): Likewise.
4534 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
4535 to diagnose breakage of this interface for constructing CALL_EXPRs.
4536 (build_nt): Add similar assertion here.
4537 (build_nt_call_list): New.
4538 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
4539 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
4541 (get_callee_fndecl): Use new CALL_EXPR accessors.
4542 (tree_operand_check_failed): Change parameters to pass entire node
4543 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
4544 (process_call_operands): New.
4545 (build_vl_exp_stat): New.
4546 (build_call_list): New.
4547 (build_call_nary): New.
4548 (build_call_valist): New.
4549 (build_call_array): New.
4550 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4551 (call_expr_arglist): New.
4553 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
4554 tcc_vl_exp instead of a fixed-size tcc_expression.
4556 * doc/c-tree.texi (CALL_EXPR): Document new representation and
4557 accessors for CALL_EXPRs.
4558 (AGGR_INIT_EXPR): Likewise.
4560 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4561 Brooks Moses <brooks.moses@codesourcery.com>
4562 Lee Millward <lee.millward@codesourcery.com>
4564 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
4565 (expand_builtin_nonlocal_goto): Change parameter to be entire
4566 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
4567 (expand_builtin_prefetch): Likewise.
4568 (expand_builtin_classify_type): Likewise.
4569 (mathfn_built_in): Return NULL_TREE instead of 0.
4570 (expand_errno_check): Use new CALL_EXPR accessors.
4571 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
4572 Return NULL_RTX instead of 0.
4573 (expand_builtin_mathfn_2): Likewise.
4574 (expand_builtin_mathfn_3): Likewise.
4575 (expand_builtin_interclass_mathfn): Likewise.
4576 (expand_builtin_sincos): Likewise.
4577 (expand_builtin_cexpi): Likewise.
4578 (expand_builtin_int_roundingfn): Likewise.
4579 (expand_builtin_int_roundingfn_2): Likewise.
4580 (expand_builtin_pow): Likewise.
4581 (expand_builtin_powi): Likewise.
4582 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
4583 of arglist, fixing callers appropriately. Use new CALL_EXPR
4584 accessors and constructors. Return NULL_RTX instead of 0.
4585 (expand_builtin_strstr): Likewise.
4586 (expand_builtin_strchr): Likewise.
4587 (expand_builtin_strrchr): Likewise.
4588 (expand_builtin_strpbrk): Likewise.
4589 (expand_builtin_memcpy): Likewise.
4590 (expand_builtin_mempcpy): Likewise.
4591 (expand_builtin_mempcpy_args): New.
4592 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
4593 (expand_builtin_memmove_args): New.
4594 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
4595 (expand_movstr): Likewise.
4596 (expand_builtin_strcpy): Likewise.
4597 (expand_builtin_strcpy_args): New.
4598 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
4599 (expand_builtin_strncpy): Likewise.
4600 (expand_builtin_memset): Likewise.
4601 (expand_builtin_memset_args): New.
4602 (expand_builtin_bzero): Similarly to expand_builtin_memset.
4603 (expand_builtin_memcmp): Likewise.
4604 (expand_builtin_strcmp): Likewise.
4605 (expand_builtin_strncmp): Likewise.
4606 (expand_builtin_strcat): Likewise.
4607 (expand_builtin_strncat): Likewise.
4608 (expand_builtin_strspn): Likewise.
4609 (expand_builtin_strcspn): Likewise.
4610 (expand_builtin_args_info): Likewise.
4611 (expand_builtin_va_start): Likewise.
4612 (gimplify_va_arg_expr): Likewise.
4613 (expand_builtin_va_end): Likewise.
4614 (expand_builtin_va_copy): Likewise.
4615 (expand_builtin_frame_address): Likewise.
4616 (expand_builtin_alloca): Likewise.
4617 (expand_builtin_bswap): Likewise.
4618 (expand_builtin_unop): Likewise.
4619 (expand_builtin_fputs): Likewise.
4620 (expand_builtin_expect): Likewise.
4621 (expand_builtin_fabs): Likewise.
4622 (expand_builtin_copysign): Likewise.
4623 (expand_builtin_printf): Likewise.
4624 (expand_builtin_fprintf): Likewise.
4625 (expand_builtin_sprintf): Likewise.
4626 (expand_builtin_init_trampoline): Likewise.
4627 (expand_builtin_signbit): Likewise.
4628 (expand_builtin_fork_or_exec): Likewise.
4629 (expand_builtin_sync_operation): Likewise.
4630 (expand_builtin_compare_and_swap): Likewise.
4631 (expand_builtin_lock_test_and_set): Likewise.
4632 (expand_builtin_lock_release): Likewise.
4633 (expand_builtin): Likewise.
4634 (builtin_mathfn_code): Likewise.
4636 (fold_builtin_constant_p): Pass call arguments individually instead
4637 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4638 accessors and constructors. Return NULL_TREE instead of 0.
4639 (fold_builtin_expect): Likewise.
4640 (fold_builtin_classify_type): Likewise.
4641 (fold_builtin_strlen): Likewise.
4642 (fold_builtin_nan): Likewise.
4643 (integer_valued_real_p): Likewise.
4644 (fold_trunc_transparent_mathfn): Likewise.
4645 (fold_fixed_mathfn): Likewise.
4646 (fold_builtin_cabs): Likewise.
4647 (fold_builtin_sqrt): Likewise.
4648 (fold_builtin_cbrt): Likewise.
4649 (fold_builtin_cos): Likewise.
4650 (fold_builtin_cosh): Likewise.
4651 (fold_builtin_tan): Likewise.
4652 (fold_builtin_sincos): Likewise.
4653 (fold_builtin_cexp): Likewise.
4654 (fold_builtin_trunc): Likewise.
4655 (fold_builtin_floor): Likewise.
4656 (fold_builtin_ceil): Likewise.
4657 (fold_builtin_round): Likewise.
4658 (fold_builtin_int_roundingfn): Likewise.
4659 (fold_builtin_bitop): Likewise.
4660 (fold_builtin_bswap): Likewise.
4661 (fold_builtin_logarithm): Likewise.
4662 (fold_builtin_hypot): Likewise.
4663 (fold_builtin_pow): Likewise.
4664 (fold_builtin_powi): Likewise.
4665 (fold_builtin_exponent): Likewise.
4666 (fold_builtin_memset): Likewise.
4667 (fold_builtin_bzero): Likewise.
4668 (fold_builtin_memory_op): Likewise.
4669 (fold_builtin_bcopy): Deleted; call site changed to invoke
4670 fold_builtin_memory_op directly.
4671 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
4672 (fold_builtin_strncpy): Likewise.
4673 (fold_builtin_memcmp): Likewise.
4674 (fold_builtin_strcmp): Likewise.
4675 (fold_builtin_strncmp): Likewise.
4676 (fold_builtin_signbit): Likewise.
4677 (fold_builtin_copysign): Likewise.
4678 (fold_builtin_isascii): Likewise.
4679 (fold_builtin_toascii): Likewise.
4680 (fold_builtin_isdigit): Likewise.
4681 (fold_builtin_fabs): Likewise.
4682 (fold_builtin_abs): Likewise.
4683 (fold_builtin_fmin_fmax): Likewise.
4684 (fold_builtin_carg): Likewise.
4685 (fold_builtin_classify): Likewise.
4686 (fold_builtin_unordered_cmp): Likewise.
4688 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
4689 New functions split out from fold_builtin_1.
4690 (fold_builtin_n): New.
4691 (fold_builtin_varargs): New.
4692 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
4694 (fold_call_expr): New.
4695 (build_function_call_expr): Rewrite to use new helper function.
4696 (fold_builtin_call_list): New.
4697 (build_call_expr): New.
4698 (fold_builtin_call_valist): New.
4699 (rewrite_call_expr): New.
4700 (validate_arg): New.
4701 (validate_arglist): Change parameter to be entire CALL_EXPR instead
4702 of an arglist. Change return type to bool. Use new CALL_EXPR
4705 (fold_builtin_strstr): Pass call arguments individually instead
4706 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4707 accessors and constructors. Return NULL_TREE instead of 0.
4708 (fold_builtin_strchr): Likewise.
4709 (fold_builtin_strrchr): Likewise.
4710 (fold_builtin_strpbrk): Likewise.
4711 (fold_builtin_strcat): Likewise.
4712 (fold_builtin_strncat): Likewise.
4713 (fold_builtin_strspn): Likewise.
4714 (fold_builtin_strcspn): Likewise.
4715 (fold_builtin_fputs): Likewise.
4716 (fold_builtin_next_arg): Likewise.
4717 (fold_builtin_sprintf): Likewise.
4719 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4720 NULL_RTX instead of 0.
4721 (expand_builtin_memory_chk): Likewise.
4722 (maybe_emit_chk_warning): Likewise.
4723 (maybe_emit_sprintf_chk_warning): Likewise.
4725 (fold_builtin_object_size): Pass call arguments individually instead
4726 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4727 accessors and constructors. Return NULL_TREE instead of 0.
4728 (fold_builtin_memory_chk): Likewise.
4729 (fold_builtin_stxcpy_chk): Likewise.
4730 (fold_builtin_strncpy_chk): Likewise.
4731 (fold_builtin_strcat_chk): Likewise.
4732 (fold_builtin_strcat_chk): Likewise.
4733 (fold_builtin_strncat_chk): Likewise.
4734 (fold_builtin_sprintf_chk): Likewise.
4735 (fold_builtin_snprintf_chk): Likewise.
4736 (fold_builtin_printf): Likewise.
4737 (fold_builtin_vprintf): Likewise.
4739 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4741 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4742 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4743 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4744 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4745 (fold_unary): Likewise.
4746 (fold_binary): Likewise.
4747 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4748 ternary expressions.
4749 (fold): Add logic for tcc_vl_exp.
4750 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4751 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4752 (fold_build3_stat): Add assertion to flag broken interface for
4753 constructing CALL_EXPRs.
4754 (fold_build_call_list): New.
4755 (fold_build_call_list_initializer): New.
4756 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4758 (fold_strip_sign_ops): Likewise.
4760 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4761 Brooks Moses <brooks.moses@codesourcery.com>
4762 Lee Millward <lee.millward@codesourcery.com>
4764 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4765 accessors and dump arguments explicitly.
4767 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4769 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4771 (print_call_name): Use new CALL_EXPR accessors.
4773 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4774 CALL_EXPR arguments explicitly instead of as a list. Use
4775 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4777 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4778 (vrp_visit_stmt): Likewise.
4780 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4781 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4783 (force_move_till_expr): Likewise.
4785 * targhooks.c (default_external_stack_protect_fail): Use
4786 build_call_expr instead of build_function_call_expr.
4787 (default_hidden_stack_protect_fail): Likewise.
4789 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4792 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4793 and walk arguments explicitly.
4795 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4796 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4797 (expand_simple_operations): Likewise.
4798 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4800 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4801 of TREE_CODE_LENGTH.
4802 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4804 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4805 instead of TREE_CODE_LENGTH.
4807 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4808 (tree_ic_transform): Likewise.
4809 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4810 parameter instead of arglist. Fix callers.
4811 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4812 (tree_stringops_transform): Likewise.
4813 (tree_indirect_call_to_profile): Likewise.
4814 (tree_stringops_values_to_profile): Likewise.
4816 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4817 (eliminate_tail_call): Likewise.
4819 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4821 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4822 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4824 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4826 * omp-low.c (build_omp_barrier): Use build_call_expr.
4827 (lower_rec_input_clauses): Likewise.
4828 (lower_reduction_clauses): Likewise.
4829 (expand_parallel_call): Likewise.
4830 (maybe_catch_exception): Likewise.
4831 (expand_omp_for_generic): Likewise.
4832 (expand_omp_for_static_nochunk): Likewise.
4833 (expand_omp_sections): Likewise.
4834 (lower_omp_single_simple): Likewise.
4835 (lower_omp_single_copy): Likewise.
4836 (lower_omp_master): Likewise.
4837 (lower_omp_ordered): Likewise.
4838 (lower_omp_critical): Likewise.
4840 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4841 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4843 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4844 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4845 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4847 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4848 and generalize to handle any number of operands.
4849 (chrec_contains_undetermined): Likewise.
4850 (tree_contains_chrecs): Likewise.
4851 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4853 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4855 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4856 fold_call_expr instead of fold_builtin.
4857 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4858 match declarations there.
4859 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4862 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4863 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4865 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4866 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4868 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4871 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4872 (execute_cse_sincos): Use new CALL_EXPR accessors.
4874 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4876 * gimple-low.c (lower_function_body): Use build_call_expr.
4877 (lower_builtin_setjmp): Likewise.
4879 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4880 (set_storage_via_libcall): Likewise.
4881 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4882 instead of TREE_CODE_LENGTH.
4883 (expand_expr_real_1): Use new CALL_EXPR accessors.
4885 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4886 generalize to handle any number of operands.
4887 (TB_parent_eq): Likewise.
4889 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4890 (strip_builtin_expect): Likewise.
4892 * function.c (gimplify_parameters): Use build_call_expr.
4894 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4895 instead of TREE_CODE_LENGTH.
4897 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4898 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4900 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4903 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4904 (gimplify_decl_expr): Likewise.
4905 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4906 Use new CALL_EXPR iterators.
4907 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4908 (gimplify_modify_expr_to_memset): Likewise.
4909 (gimplify_variable_sized_compare): Likewise.
4910 (gimplify_omp_atomic_fetch_op): Likewise.
4911 (gimplify_omp_atomic_pipeline): Likewise.
4912 (gimplify_omp_atomic_mutex): Likewise.
4913 (gimplify_function_tree): Likewise.
4915 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4916 (call_expr_flags): Likewise.
4917 (expand_call): Likewise.
4919 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4920 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4923 * coverage.c (create_coverage): Use build_call_expr.
4925 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4926 (temp_call_expr_obstack): New.
4927 (pool_copy_list): Delete.
4928 (temp_copy_call_expr): New.
4929 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4930 CALL_EXPR accessors. Get rid of special goo for copying argument
4931 lists and use temp_copy_call_expr instead.
4932 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4933 CALL_EXPR accessors.
4934 (create_expression_by_pieces): Likewise. Use build_call_array
4935 to construct the result instead of fold_build3.
4936 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4937 dealing with argument lists.
4938 (init_pre): Remove references to expression_node_pool and
4939 list_node_pool. Init temp_call_expr_obstack instead.
4940 (fini_pre): Remove references to expression_node_pool and
4943 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4944 and walk arguments explicitly instead of as a list.
4946 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4947 (mx_register_decls): Likewise.
4948 (mudflap_register_call): Likewise.
4949 (mudflap_finish_file): Likewise.
4951 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4952 (ipa_callsite_compute_param): Likewise.
4954 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4955 accessors and constructor.
4957 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4958 accessors and constructor.
4959 (convert_tramp_reference): Likewise.
4960 (convert_call_expr): Likewise.
4961 (finalize_nesting_tree_1): Likewise.
4963 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4966 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4968 * tree-inline.c (initialize_inlined_parameters): Pass entire
4969 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4971 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4972 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4974 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4975 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4976 (vectorizable_reduction): Likewise.
4977 (vectorizable_call): Use new CALL_EXPR iterators.
4978 (vectorizable_conversion): Use build_call_expr.
4979 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4980 (vect_gen_widened_results_half): Use build_call_expr.
4981 (vect_setup_realignment): Likewise.
4982 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4984 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4985 (pass_through_call): Likewise.
4986 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4989 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4990 (tree_gen_pow2_profiler): Likewise.
4991 (tree_gen_one_value_profiler): Likewise.
4992 (tree_gen_ic_func_profiler): Likewise.
4993 (tree_gen_average_profiler): Likewise.
4994 (tree_gen_ior_profiler): Likewise.
4996 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4997 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4998 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5000 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5001 of TREE_CODE_LENGTH.
5003 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5004 of TREE_CODE_LENGTH.
5006 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5008 (convert_to_integer): Likewise.
5010 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5013 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5014 Brooks Moses <brooks.moses@codesourcery.com>
5015 Lee Millward <lee.millward@codesourcery.com>
5017 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5019 * config/frv/frv.c (frv_expand_builtin): Likewise.
5020 * config/s390/s390.c (s390_expand_builtin): Likewise.
5022 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5023 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5025 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5026 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5027 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5028 (ix86_expand_store_builtin): Likewise.
5029 (ix86_expand_unop_builtin): Likewise.
5030 (ix86_expand_unop1_builtin): Likewise.
5031 (ix86_expand_sse_compare): Likewise.
5032 (ix86_expand_sse_comi): Likewise.
5033 (ix86_expand_vec_init_builtin): Likewise.
5034 (ix86_expand_vec_ext_builtin): Likewise.
5035 (ix86_expand_vec_set_builtin): Likewise.
5036 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5038 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5039 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5041 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5042 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5043 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5045 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5047 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5048 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5049 arglist. Use new CALL_EXPR accessors. Fix callers.
5050 (altivec_expand_abs_builtin): Likewise.
5051 (rs6000_expand_binop_builtin): Likewise.
5052 (altivec_expand_predicate_builtin): Likewise.
5053 (altivec_expand_lv_builtin): Likewise.
5054 (spe_expand_stv_builtin): Likewise.
5055 (altivec_expand_stv_builtin): Likewise.
5056 (rs6000_expand_ternop_builtin): Likewise.
5057 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5058 (altivec_expand_st_builtin): Likewise.
5059 (altivec_expand_dst_builtin): Likewise.
5060 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5061 arglist. Use new CALL_EXPR accessors. Fix callers.
5062 (altivec_expand_vec_set_builtin): Likewise.
5063 (altivec_expand_vec_ext_builtin): Likewise.
5064 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5065 (spe_expand_builtin): Likewise.
5066 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5067 arglist. Use new CALL_EXPR accessors. Fix callers.
5068 (spe_expand_evsel_builtin): Likewise.
5069 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5070 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5072 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5073 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5074 (arm_expand_unop_builtin): Likewise.
5075 (arm_expand_builtin): Use new CALL_EXPR accessors.
5077 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5080 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5081 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5082 (bfin_expand_unop_builtin): Likewise.
5083 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5085 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5086 Brooks Moses <brooks.moses@codesourcery.com>
5087 Lee Millward <lee.millward@codesourcery.com>
5089 * c-semantics.c (build_stmt): Add internal diagnostic check.
5091 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5092 accessors. Print arguments explicitly instead of as a list.
5094 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5096 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5097 (c_finish_omp_flish): Likewise.
5099 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5100 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5101 instead of TREE_CODE_LENGTH.
5102 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5103 (c_warn_unused_result): Likewise.
5105 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5108 * doc/invoke.texi (Warning Options): Remove
5109 -Werror-implicit-function-declaration.
5110 (Wimplicit-function-declaration): Update description.
5111 * opts.c (common_handle_option): Move handling of -Werror=* to...
5112 (enable_warning_as_error): ...here.
5113 * opts.h (enable_warning_as_error): Declare.
5114 * c-decl.c (implicit_decl_warning): Unless
5115 -Wno-implicit-function-declaration is given, emit a pedwarn if
5116 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5117 * c.opt (Wimplicit-function-declaration): Replace
5118 mesg_implicit_function_declaration with
5119 warn_implicit_function_declaration.
5120 * c-opts.c (c_common_handle_option):
5121 -Werror-implicit-function-declaration is exactly equal as
5122 -Werror=implicit-function-declaration.
5123 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5124 warn_implicit_function_declaration.
5125 (c_common_post_options): -Wimplict-function-declaration is enabled
5126 by default by -std=c99, otherwise is disabled by default.
5127 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5129 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5131 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5132 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5133 former is ignored but not the latter.
5135 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5137 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5138 is made and the reference doesn't use the alias set of its type,
5139 do not create the temporary using that type.
5141 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5143 * jump.c: Remove prototypes for delete_computation and
5144 delete_prior_computation.
5146 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5148 * jump.c (get_label_after): Delete.
5149 (get_label_before, delete_computation, delete_jump,
5150 delete_prior_computation, follow_jumps): Move...
5151 * reorg.c (delete_computation, delete_prior_computation): ... here...
5152 (get_label_before, delete_jump): ... making these static ...
5153 (follow_jumps): ... and simplifying this since it only runs after
5155 * rtl.h (get_label_after, get_label_before, delete_jump,
5156 follow_jumps): Delete prototypes.
5158 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5160 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5162 2007-02-15 Nick Clifton <nickc@redhat.com>
5164 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5165 order to prevent it from being munged by the target.
5167 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5169 * config/i386/i386.md: Remove misleading comment.
5171 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5173 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5174 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5177 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5179 * tree-sra.c (instantiate_missing_elements): Canonicalize
5181 (sra_build_assignment): New.
5182 (generate_copy_inout, generate_element_copy,
5183 generate_element_zero, generate_one_element_init): Use it.
5185 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5187 * tree-sra.c (instantiate_missing_elements): Canonicalize
5189 (sra_build_assignment): New.
5190 (generate_copy_inout, generate_element_copy,
5191 generate_element_zero, generate_one_element_init): Use it.
5193 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5195 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5198 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5200 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5201 types as aggregates not scalars.
5202 * function.c (assign_stack_temp_for_type): Likewise.
5204 2007-02-14 Roger Sayle <roger@eyesopen.com>
5205 Zdenek Dvorak <dvorakz@suse.cz>
5207 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5210 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5212 * passes.c (next_pass_1): Clear the next field of the copied
5215 2007-02-14 Richard Henderson <rth@redhat.com>
5217 * tree-sra.c (early_sra): New.
5218 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5219 (tree_sra_early, pass_sra_early): New.
5220 * tree-pass.h (pass_sra_early): Declare.
5221 * passes.c (init_optimization_passes): Use it.
5223 2007-02-14 Richard Guenther <rguenther@suse.de>
5225 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5227 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5229 PR tree-optimization/30771
5230 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5232 (vect_analyze_operations): Induction phis can now be marked as
5234 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5235 Update documentation accordingly.
5237 2007-02-14 Nick Clifton <nickc@redhat.com>
5239 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5240 most 3 arguments are supported.
5241 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5243 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5245 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5246 Ensure dst->current is valid.
5248 2007-02-13 Paul Brook <paul@codesourcery.com>
5250 * config.gcc: Add arm*-*-uclinux-*eabi.
5251 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5252 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5253 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5254 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5255 (LINK_SPEC): Define.
5257 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5259 * config/arm/uclinux-eabi.h: New file.
5260 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5261 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5264 2007-02-13 Ian Lance Taylor <iant@google.com>
5266 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5267 * flags.h (warn_strict_overflow): Declare.
5268 (enum warn_strict_overflow_code): Define.
5269 (issue_strict_overflow_warning): New static inline function.
5270 * opts.c (warn_strict_overflow): New variable.
5271 (common_handle_option): Handle OPT_Wstrict_overflow and
5272 OPT_Wstrict_overflow_.
5273 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5275 * fold-const.c: Include intl.h.
5276 (fold_deferring_overflow_warnings): New static variable.
5277 (fold_deferred_overflow_warning): New static variable.
5278 (fold_deferred_overflow_code): New static variable.
5279 (fold_defer_overflow_warnings): New function.
5280 (fold_undefer_overflow_warnings): New function.
5281 (fold_undefer_and_ignore_overflow_warnings): New function.
5282 (fold_deferring_overflow_warnings_p): New function.
5283 (fold_overflow_warning): New static function.
5284 (make_range): Add strict_overflow_p parameter. Change all
5286 (extract_muldiv, extract_muldiv_1): Likewise.
5287 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5288 tree_expr_nonnegative_p.
5289 (fold_negate_expr): Call fold_overflow_warning.
5290 (fold_range_test): Likewise.
5291 (fold_comparison): Likewise.
5292 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5293 instead of tree_expr_nonnegative_p.
5294 (tree_expr_nonnegative_warnv_p): Rename from
5295 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5296 (tree_expr_nonnegative_p): New function.
5297 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5298 strict_overflow_p parameter.
5299 (tree_expr_nonzero_p): New function.
5300 * passes.c (verify_interpass_invariants): New static function.
5301 (execute_one_pass): Call it.
5302 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5304 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5305 (estimate_numbers_of_iterations): Likewise.
5306 (scev_probably_wraps_p): Likewise.
5307 * tree-ssa-ccp.c: Include "toplev.h".
5308 (evaluate_stmt): Defer fold overflow warnings until we know we are
5310 (struct fold_stmt_r_data): Add stmt field.
5311 (fold_stmt_r): Defer fold overflow warnings until we know we
5313 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5314 (fold_stmt_inplace): Likewise.
5315 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5316 (cleanup_control_expr_graph): Defer fold overflow warnings until
5317 we know we are going to optimize.
5318 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5319 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5321 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5322 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5323 * tree-ssa-loop-manip.c (create_iv): Likewise.
5324 * c-typeck.c (build_conditional_expr): Likewise.
5325 (build_binary_op): Likewise.
5326 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5327 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5328 (extract_range_from_unary_expr): Likewise.
5329 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5330 assuming that signed overflow does not occur.
5331 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5332 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5333 (fold_defer_overflow_warnings): Declare.
5334 (fold_undefer_overflow_warnings): Declare.
5335 (fold_undefer_and_ignore_overflow_warnings): Declare.
5336 (fold_deferring_overflow_warnings_p): Declare.
5337 (tree_expr_nonzero_warnv_p): Declare.
5338 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5340 (Warning Options): Document -Wstrict-overflow.
5341 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5342 (tree-ssa-ccp.o): Likewise.
5343 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5344 (fold-const.o): Depend on intl.h.
5346 2007-02-13 Ian Lance Taylor <iant@google.com>
5349 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5352 2007-02-13 Stuart Hastings <stuart@apple.com>
5354 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5356 2007-02-13 Richard Henderson <rth@redhat.com>
5358 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5359 handled_component_p before looking for the indirect_ref.
5361 2007-02-13 Richard Henderson <rth@redhat.com>
5363 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5364 remove flags clobber.
5365 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5366 (bswaphi_lowpart): New.
5367 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5368 remove TARGET_BSWAP test. Delete expander of the same name.
5370 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5371 (expand_unop): Use them.
5373 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5376 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5377 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5378 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5379 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5380 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5381 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5382 assembler dialect choice from asm templates.
5384 2007-02-12 Richard Henderson <rth@redhat.com>
5386 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5387 (fixuns_trunc<SSEMODEF>si2): Use it.
5388 * config/i386/sse.md (vec_setv4sf_0): Export.
5389 * config/i386/i386.c (ix86_build_const_vector): Export.
5390 (ix86_split_convert_uns_si_sse): Rename from
5391 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5392 * config/i386/i386-protos.h: Update.
5394 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5397 * c-typeck.c (c_finish_return): Improve warning message.
5399 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5401 * alias.c (find_symbolic_term): Delete unused function.
5403 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5405 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5406 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
5407 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
5409 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5411 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5412 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
5413 the function, temporarily point the debug interface to the null one.
5415 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
5417 * dwarf2out.c (round_up_to_align): New static function.
5418 (field_byte_offset): Use it to round the offset.
5420 2007-02-12 Richard Henderson <rth@redhat.com>
5422 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
5423 (inswl_const): Export.
5425 2007-02-12 Richard Henderson <rth@redhat.com>
5427 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
5428 result mode of the libcall, convert back to outmode.
5430 2007-02-12 Roger Sayle <roger@eyesopen.com>
5432 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
5433 (bswapdi2): New define_expand to implement 32-bit implementation.
5435 2007-02-12 Nick Clifton <nickc@redhat.com>
5437 * doc/invoke.texi (Overall Options): Document --help=.
5438 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5439 (cc1_options): Pass --help= on to cc1.
5440 (display_help): Add description of --help=.
5441 (process_command): Add code to handle --help=. Allow translated
5442 --help and --target-help switches to be passed on to compiler
5444 (main): Remove unused if statement.
5445 * opts.c (columns): Remove.
5446 (LEFT_COLUMN): Define.
5447 (wrap_help): Add columns argument.
5448 (print_filtered_help): Change parameters to be an include bitmask,
5449 an exclude bitmask, an any bitmask and the column width. Move the
5450 code to display the params list here. Add code to display the
5451 status of options rather than their descriptions if the quiet flag
5453 (print_specific_help): Change parameters to be an include bitmask,
5454 an exclude bitmask and an any bitmask. Move code to look up the
5455 column width here. Decide upon the title for an options listing.
5456 (common_handle_options): Add code to handle --help=. Adapt code
5457 for --help and --target-help to use the revised form of the
5458 print_specific_help function.
5459 (print_help): Delete.
5460 (print_param_help): Delete.
5461 (print_switch): Delete.
5462 * opts.h (cl_lang_count): Add prototype.
5463 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
5464 CL_MAX_OPTION_CLASS): New defines.
5465 * optc-gen.awk: Add construction of cl_lang_count.
5466 * c.opt: Add Warning attribute to warning options and Optimization
5467 attribute to optimization options.
5468 * common.opt: Likewise.
5470 Add -fhelp and -ftarget-help as aliases for the transformed --help
5471 and --target-help options.
5472 * opt-functions.awk: Add code to handle Warning and Optimization
5475 2007-02-12 Richard Henderson <rth@redhat.com>
5477 * config/alpha/constraints.md: New file.
5478 * config/alpha/alpha.c: Include tm-constrs.h.
5479 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
5480 alpha_extra_constraint): Remove.
5481 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
5482 * config/alpha/alpha-protos.h: Update.
5483 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
5484 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
5485 (EXTRA_CONSTRAINT): Remove.
5486 * config/alpha/alpha.md: Include constraints.md.
5487 (adddi splitter): Use satisfies_constraint_*.
5488 * config/alpha/predicates.md (add_operand): Likewise.
5489 (sext_add_operand, addition_operation): Likewise.
5491 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
5493 PR tree-optimization/29145
5494 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
5495 in our handling of restrict qualified pointers.
5497 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5500 * doc/invoke.texi (Wunused-value): Update description.
5501 (Wextra): Delete item.
5502 * opts.c (set_Wextra): Don't use the value of Wextra to set the
5503 value of Wunused-value.
5504 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
5505 (c_finish_stmt_expr): Don't check extra_warnings.
5506 (emit_side_effect_warnings): The caller is responsible to check
5509 2007-02-11 Roger Sayle <roger@eyesopen.com>
5510 Matt Thomas <matt@3am-software.com>
5512 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
5514 2007-02-11 Roger Sayle <roger@eyesopen.com>
5516 * simplify-rtx.c (simplify_relational_operation_1): Optimize
5517 comparisons of POPCOUNT against zero.
5518 (simplify_const_relational_operation): Likewise.
5520 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5522 * doc/invoke.texi (Wextra): Delete outdated paragraph.
5524 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5526 * dwarf2out.c (root_type): Delete unused function.
5528 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5530 * genattrtab.c (contained_in_p): Delete unused function.
5531 (write_expr_attr_cache): Likewise.
5533 2007-02-11 Jan Hubicka <jh@suse.cz>
5535 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
5538 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
5540 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
5541 to add the REG_EQ* note.
5542 * see.c (see_merge_one_use_extension): Likewise.
5543 * local-alloc.c (update_equiv_regs): Likewise. Also don't
5544 turn REG_EQUAL notes into REG_EQUIV notes if the target
5545 register may have more than one set.
5546 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
5547 * gcse.c (try_replace_reg): Likewise.
5548 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
5549 * calls.c (fixup_tail_calls): Likewise. Abort if there is
5550 more than one REG_EQUIV note.
5551 * reload1.c (gen_reload): Use set_unique_reg_note.
5553 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
5555 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
5556 (ix86_builtin_conversion): New function.
5558 2007-02-06 Mark Mitchell <mark@codesourcery.com>
5561 * tree.h (DECL_REPLACEABLE_P): New macro.
5562 * except.c (set_nothrow_function_flags): Likewise.
5564 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
5565 Ira Rosen <irar@il.ibm.com>
5566 Dorit Nuzman <dorit@il.ibm.com>
5568 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
5569 * targhooks.c (default_builtin_vectorized_conversion): New.
5570 * targhooks.h (default_builtin_vectorized_function): New declaration.
5571 * target.h (struct vectorize): Add builtin_conversion field.
5572 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
5573 stmt_vec_info_type value.
5574 (vectorizable_conversion): New declaration.
5575 * tree-vect-analyze.c (vect_analyze_operations): Add
5576 vectorizable_conversion call.
5577 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
5578 * tree-vect-transform.c (vectorizable_conversion): New function.
5579 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
5580 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
5582 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
5583 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
5584 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
5585 or ALTIVEC_BUILTIN_VCFSX.
5587 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5590 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
5591 CONST_DOUBLE and operand 0 is a hard register.
5592 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
5593 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
5594 is a hard floating-point register.
5596 2007-02-10 Richard Henderson <rth@redhat.com>
5597 Jakub Jelinek <jakub@redhat.com>
5598 Alexandre Oliva <aoliva@redhat.com>
5600 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
5601 * builtin-types.def (BT_WORD): Make unsigned.
5602 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
5603 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
5604 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
5605 * c-decl.c (grokdeclarator): Don't error if !have_tls.
5606 * c-parser.c (c_parser_omp_threadprivate): Likewise.
5607 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
5609 * expr.c (emutls_var_address): New.
5610 (expand_expr_real_1): Expand emulated tls.
5611 (expand_expr_addr_expr_1): Likewise.
5612 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
5613 * output.h (emutls_finish): Declare.
5614 * toplev.c (compile_file): Call it.
5615 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
5616 address before wrapping in CONST.
5617 * varasm.c (emutls_htab, emutls_object_type): New.
5618 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
5619 (get_emutls_object_name, get_emutls_object_type): New.
5620 (get_emutls_init_templ_addr, emutls_decl): New.
5621 (emutls_common_1, emutls_finish): New.
5622 (assemble_variable): When emulating tls, swap decls; generate
5623 constructor for the emutls objects.
5624 (do_assemble_alias): When emulating tls, swap decl and target name.
5625 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
5627 * varpool.c (decide_is_variable_needed): Look at force_output.
5628 Recurse for emulated tls.
5629 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
5630 with decide_is_variable_needed.
5631 * emutls.c: New file.
5632 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
5633 tls_object for real tls.
5635 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5637 PR rtl-optimization/29599
5638 * reload1.c (eliminate_regs_in_insn): Take the destination
5639 mode into account when computing the offset.
5641 2007-02-09 Stuart Hastings <stuart@apple.com>
5642 Richard Henderson <rth@redhat.com>
5644 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5645 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
5646 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
5647 fixuns_truncdfhi2): New.
5648 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
5649 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
5650 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
5651 (floatunssidf2): Allow nonimmediate source.
5652 * gcc/config/i386/sse.md (movdi_to_sse): New.
5653 (vec_concatv2di): Drop '*'.
5654 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
5655 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5656 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
5658 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
5659 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
5660 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
5661 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
5662 (ix86_build_signbit_mask): Fix decl of v, refactor to call
5663 ix86_build_const_vector.
5664 (x86_emit_floatuns): Rewrite.
5666 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5668 * genautomata.c (longest_path_length): Delete unused function.
5669 (struct state): Delete unused longest_path_length.
5670 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
5671 (get_free_state): Delete unused.
5673 2007-02-09 Jan Hubicka <jh@suse.cz>
5675 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
5676 * doc/invoke.texi (inline-unit-growth): Update default value.
5678 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
5679 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
5680 (rebuild_cgraph_edges): Likewise.
5681 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
5682 (dump_cgraph_node): Dump frequencies.
5683 (cgraph_clone_edge): Add frequency scales.
5684 (cgraph_clone_node): Add freuqnecy.
5685 * cgraph.h (cgraph_edge): Add freuqnecy argument.
5686 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
5687 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
5688 * tree-pass.h (TODO_rebuild_frequencies): New constant.
5689 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
5690 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
5691 (save_inline_function_body): Likewise.
5692 * ipa-inline.c: inluce rtl.h
5693 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
5694 (cgraph_edge_badness): Use frequencies.
5695 (cgraph_decide_recursive_inlining): Update clonning.
5696 (cgraph_decide_inlining_of_small_function): Dump frequency.
5697 * predict.c (estimate_bb_frequencies): Export.
5698 * predict.h (estimate_bb_frequencies): Declare.
5699 * tree-inline.c (copy_bb): Watch overflows.
5700 (expand_call_inline): Update call of cgraph_create_edge.
5701 (optimize_inline_calls): Use TODO flags to update frequnecies.
5702 * passes.h: Include predict.h
5703 (init_optimization_passes): Move profile ahead.
5704 (execute_function_todo): Handle TODO_rebuild_frequencies.
5706 2007-02-09 Roger Sayle <roger@eyesopen.com>
5708 * config/alpha/alpha.c (emit_insxl): Force the first operand of
5709 the insbl or inswl pattern into a register.
5711 2007-02-09 Roger Sayle <roger@eyesopen.com>
5713 * config/ia64/ia64.md (bswapdi2): New define_insn.
5715 2007-02-09 Richard Henderson <rth@redhat.com>
5717 * config/i386/constraints.md (Ym): New constraint.
5718 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5719 (movdi_1_rex64): Split sse and xmm general register moves from
5720 memory move alternatives. Use conditional register constraints.
5721 (movsf_1, movdf_integer): Likewise.
5722 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5723 (movdf_integer_rex64): New.
5724 (pushsf_rex64): Fix output constraints.
5725 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5726 (sse2_stored): Likewise.
5727 (sse2_storeq_rex64): New.
5728 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5729 amd and not generic.
5730 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5731 for optimize_size. Remove SF/DFmode hack.
5733 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5735 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5738 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5739 Richard Sandiford <richard@codesourcery.com>
5741 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5742 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5743 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5744 m68k/t-mlib to tmake_file.
5745 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5746 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5747 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5748 Allow it to be cf or m68k. Set m68k_arch_family. If that
5749 variable is not empty, add t-$m68k_arch_family to tmake_file.
5750 Add t-mlibs to tmake_file.
5751 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5752 * config/m68k/t-cf: New file.
5753 * config/m68k/t-m68k: Likewise.
5754 * config/m68k/t-mlibs: Likewise.
5755 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5756 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5757 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5758 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5759 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5761 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5762 (INSTALL_LIBGCC): Delete.
5763 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5764 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5765 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5766 (M68K_MLIB_CPU): Define.
5767 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5768 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5769 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5771 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5772 Richard Guenther <rguenther@suse.de>
5775 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5776 against INT_MIN/INT_MAX.
5777 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5778 file if a loop is removed.
5780 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5782 * calls.c (store_one_arg): Pass correct alignment to
5783 emit_push_insn for non-BLKmode values.
5784 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5785 unaligned stack slot via a suitably aligned slot.
5787 2007-02-08 DJ Delorie <dj@redhat.com>
5789 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5791 (legal_subregs): Use unsigned char, make const.
5792 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5794 2007-02-08 Paul Brook <paul@codesourcery.com>
5796 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5797 special interworking needed.
5799 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5801 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5802 conditional to __SSE2__.
5803 (Entries below should have been added to first ChangeLog
5804 entry for amdfam10 dated 2007-02-05)
5805 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5807 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5809 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5812 2007-02-08 DJ Delorie <dj@redhat.com>
5814 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5815 * config/m32c/m32c.c (legal_subregs): New.
5816 (m32c_illegal_subreg_p): New.
5817 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5818 unsupported subregs of hard regs.
5820 2007-02-08 Jan Hubicka <jh@suse.cz>
5822 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5823 the same one; always update histograms.
5825 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5827 * passes.c (init_optimization_passes): Tidy comment.
5829 2007-02-08 Roger Sayle <roger@eyesopen.com>
5831 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5832 strip zero_extend, bswap and rotates from POCOUNT's argument.
5833 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5834 zero_extend and rotates from PARITY's argument.
5835 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5836 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5837 of an integer constant at compile-time.
5839 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5842 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5844 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5847 * tree-ssa-live.c (remove_unused_locals): Do not remove
5848 TREE_ADDRESSABLE variables.
5849 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5850 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5851 FOR_CLOBBER. Update all users.
5852 If VAR has an associated alias set, add a virtual operand for
5853 it if no alias is found to conflict with the memory reference.
5855 2007-02-07 Jan Hubicka <jh@suse.cz>
5856 Robert Kidd <rkidd@crhc.uiuc.edu>
5858 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5860 2007-02-07 Ian Lance Taylor <iant@google.com>
5862 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5864 2007-02-07 Roger Sayle <roger@eyesopen.com>
5866 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5867 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5868 tablejumpdi, movsi_to_cr_one): Remove constraints from
5869 define_expand's match_operands.
5871 2007-02-07 Roger Sayle <roger@eyesopen.com>
5873 * global.c (compute_regsets): Move declatation of "i" inside of
5874 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5876 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5879 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5880 of INDIRECT_REF <RESULT_DECL>.
5882 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5884 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5885 Kaz Kojima <kkojima@gcc.gnu.org>
5888 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5890 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5892 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5894 * doc/loop.texi: Document possibility not to perform disambiguation
5895 of loops with multiple latches.
5896 * cfgloopmanip.c (alp_enum_p): Removed.
5897 (add_loop): Handle subloops. Use get_loop_body_with_size.
5898 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5899 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5900 the new forwarder block.
5901 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5902 Handle the case latch is NULL.
5903 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5904 when marking loop exits.
5905 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5907 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5908 disambiguate_loops_with_multiple_latches.
5909 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5910 before fix_loop_structure.
5911 * cfgloop.c: Include pointer-set.h and output.h.
5912 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5913 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5914 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5915 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5916 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5917 disambiguate_multiple_latches, get_loop_body_with_size,
5918 disambiguate_loops_with_multiple_latches): New functions.
5919 (flow_loop_dump): Dump multiple latch edges.
5920 (flow_loop_nodes_find): Handle loops with multiple latches.
5921 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5922 (glb_enum_p): Modified.
5923 (get_loop_body): Use get_loop_body_with_size.
5924 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5925 (AVOID_CFG_MODIFICATIONS): New constant.
5926 (disambiguate_loops_with_multiple_latches, add_loop,
5927 get_loop_body_with_size): Declare.
5928 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5930 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5933 * global.c (compute_regsets): New function.
5934 (global_alloc): Refactored ELIMINABLE_REGSET
5935 and NO_GLOBAL_ALLOC_REGS computation out.
5936 (rest_of_handle_global_alloc): Call compute_regsets()
5937 for non-optimizing case.
5939 2007-02-06 Richard Henderson <rth@redhat.com>
5941 * config/i386/constraints.md (Y2): Rename from Y.
5942 (Yi): New constraint.
5943 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5944 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5945 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5946 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5947 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5948 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5949 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5950 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5951 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5952 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5953 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5954 vec_extractv2si_1): Change Y constraints to Y2.
5955 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5956 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5957 Change Y constraints to Y2.
5958 (sse2_loadld): Change Y constraints to x.
5960 2007-02-06 Roger Sayle <roger@eyesopen.com>
5962 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5963 (parity<mode>2): New define_expand using rs6000_emit_parity.
5964 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5965 rs6000_emit_parity): New functions.
5966 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5967 rs6000_emit_parity): Prototype here.
5969 2007-02-06 Ian Lance Taylor <iant@google.com>
5971 * lower-subreg.c (simple_move_operand): Reject CONST.
5972 (resolve_clobber): Call validate_change rather than directly
5973 assigning to XEXP (pat, 0).
5975 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5977 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5978 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5979 (tree-cfg.o): Remove hashtab.h dependency.
5981 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5982 (struct ivopts_data): Change niters to pointer_map_t.
5983 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5984 (niter_for_exit): Create pointer_map on demand. Change for
5986 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5987 (free_loop_data): Destroy data->niters if created and reset field.
5988 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5989 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5991 * tree-ssa-reassoc.c: Include pointer-set.h.
5992 (bb_rank): Change to long *.
5993 (operand_rank): Change to pointer_map_t.
5994 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5995 (insert_operand_rank): Accept long.
5996 (operand_entry_hash, operand_entry_eq): Remove.
5997 (get_rank): Return long. Adjust for changes above.
5998 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6000 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6002 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6003 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6004 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6006 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6007 directly since it cannot be NULL.
6008 (get_vi_for_tree): Rewrite for pointer_map API.
6009 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6010 (init_alias_vars): Create vi_for_tree as pointer_map.
6011 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6013 * tree-cfg.c: Don't include hashtab.h.
6014 (edge_to_cases): Declare as pointer_map.
6015 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6017 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6018 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6019 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6021 (record_switch_edge): Delete.
6022 (get_cases_for_edge): Adjust for pointer_map API, inline
6023 record_switch_edge (rewritten for new API), remove goto.
6025 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6027 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6028 * tree-nested.c: Include pointer-set.h.
6029 (var_map_elt, var_map_eq, var_map_hash): Delete.
6030 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6032 (nesting_info_bitmap_obstack): New.
6033 (lookup_field_for_decl): Adjust for pointer_map API.
6034 (lookup_tramp_for_decl): Adjust for pointer_map API.
6035 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6036 (get_local_debug_decl): Adjust for pointer_map API.
6037 (convert_nl_goto_reference): Adjust for pointer_map API.
6038 (convert_nl_goto_receiver): Adjust for pointer_map API.
6039 (create_nesting_tree): Create outside GGC space. Create bitmap on
6040 the new obstack. Create field_map and var_map as pointer_maps.
6041 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6043 (lower_nested_functions): Move root here, no need to NULL it.
6044 Initialize and release the obstack.
6046 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6048 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6049 Remove prototypes and make them non-static.
6050 (struct tree_int_map): Remove.
6051 * tree.h (struct tree_int_map): Move here, turning TO into an
6053 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6055 * tree.h (TREE_COMPLEXITY): Remove.
6056 (struct tree_exp): Remove complexity field.
6057 * tree.c (build1_stat): Don't set it.
6059 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6060 Victor Kaplansky <victork@il.ibm.com>
6062 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6063 (vect_is_simple_reduction): Support reduction with induction as
6064 one of the operands.
6065 (vect_is_simple_iv_evolution): Fix formatting.
6066 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6067 formatting. Don't mark induction phis for vectorization.
6068 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6069 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6070 (vect_get_vec_def_for_operand): Support induction.
6071 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6073 (vectorizable_reduction): Support reduction with induction as one of
6075 (vectorizable_type_demotion): Use def-type of stmt argument rather
6076 than dummy def-type.
6078 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6079 flag_tree_scev_cprop.
6080 * common.opt (tree-scev-cprop): New flag.
6082 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6083 call to vect_get_new_vect_var.
6085 2007-02-06 Ira Rosen <irar@il.ibm.com>
6087 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6088 vectype is not NULL.
6089 (vect_pattern_recog_1): Likewise.
6091 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6093 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6094 (fold_negate_expr): Likewise.
6096 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6099 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6100 even if cv-qualification is the same.
6102 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6104 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6105 __enable_execute_stack on completion.
6107 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6109 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6110 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6111 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6112 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6113 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6114 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6115 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6116 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6118 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6120 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6121 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6122 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6123 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6124 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6125 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6126 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6127 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6128 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6129 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6130 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6131 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6132 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6133 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6134 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6135 sqrtextenddfxf2_i387): Added amdfam10_decode.
6137 * config/i386/athlon.md (athlon_idirect_amdfam10,
6138 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6139 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6140 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6141 athlon_ivector_store_amdfam10): New define_insn_reservation.
6142 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6145 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6147 * config/i386/athlon.md (athlon_call_amdfam10,
6148 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6149 define_insn_reservation.
6150 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6151 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6152 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6154 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6156 * config/i386/athlon.md (athlon_sseld_amdfam10,
6157 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6158 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6160 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6162 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6163 define_insn_reservation.
6164 * config/i386/i386.md (sseins): Added sseins to define_attr type
6165 and define_attr unit.
6166 * config/i386/sse.md: Set type attribute to sseins for insertq
6169 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6171 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6172 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6173 ssecomi_load_amdfam10, ssecomi_amdfam10,
6174 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6175 define_insn_reservation.
6176 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6180 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6181 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6182 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6183 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6184 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6185 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6186 define_insn_reservation.
6188 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6189 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6190 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6191 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6192 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6194 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6196 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6197 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6198 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6199 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6200 athlon_ssemul_load_k8): Added amdfam10.
6202 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6204 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6205 (x86_sse_unaligned_move_optimal): New variable.
6207 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6209 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6210 for unaligned vector SSE double/single precision loads for AMDFAM10.
6212 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6214 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6215 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6216 Define TARGET_CPU_DEFAULT_amdfam10.
6217 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6218 (processor_type): Add PROCESSOR_AMDFAM10.
6220 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6221 processor_type in config/i386/i386.h.
6222 Enable imul peepholes for TARGET_AMDFAM10.
6224 * config.gcc: Add support for --with-cpu option for amdfam10.
6226 * config/i386/i386.c (amdfam10_cost): New variable.
6227 (m_AMDFAM10): New macro.
6228 (m_ATHLON_K8_AMDFAM10): New macro.
6229 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6230 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6231 x86_promote_QImode, x86_integer_DFmode_moves,
6232 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6233 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6234 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6235 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6236 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6237 Enable/disable for amdfam10.
6238 (override_options): Add amdfam10_cost to processor_target_table.
6239 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6240 processor_alias_table.
6241 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6242 (ix86_adjust_cost): Add code for amdfam10.
6244 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6246 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6247 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6248 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6249 * config/i386/i386.h: Add builtin definition for SSE4A.
6250 * config/i386/i386.md: Add support for ABM instructions
6252 * config/i386/sse.md: Add support for SSE4A instructions
6253 (movntss, movntsd, extrq, insertq).
6254 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6255 Add -march=amdfam10 flag.
6256 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6257 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6259 * doc/extend.texi: Add documentation for SSE4A builtins.
6261 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6263 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6265 2007-02-05 Richard Guenther <rguenther@suse.de>
6267 * tree-vectorizer.h (vectorizable_function): Add argument type
6268 argument, change return type.
6269 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6270 * tree-vect-transform.c (vectorizable_function): Handle extra
6271 argument, return vectorized function decl.
6272 (build_vectorized_function_call): Remove.
6273 (vectorizable_call): Handle calls with result and argument types
6274 differing. Handle loop vectorization factor correctly.
6275 * targhooks.c (default_builtin_vectorized_function): Adjust for
6277 * targhooks.h (default_builtin_vectorized_function): Likewise.
6278 * target.h (builtin_vectorized_function): Add argument type
6280 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6281 extra argument, allow vectorizing of lrintf.
6282 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6283 documentation of target hook.
6285 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6288 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6289 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6290 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6292 2007-02-05 Roger Sayle <roger@eyesopen.com>
6294 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6295 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6296 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6297 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6298 before canonicalizing sincos to cexpi.
6299 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6301 2007-02-05 Roger Sayle <roger@eyesopen.com>
6303 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6304 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6305 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6307 2007-02-05 Roger Sayle <roger@eyesopen.com>
6309 * mips-tfile.c (initialize_init_file): Correct endianness test.
6311 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6313 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6316 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6318 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6319 saves in a PARALLEL before the register assignments.
6321 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6323 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6324 DWARF_FRAME_RETURN_COLUMN to be a general register.
6325 * dwarf2out.c (init_return_column_size): New function, split from...
6326 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6327 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6328 to be nongeneral registers.
6329 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6331 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6332 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6334 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6336 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6338 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6340 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6341 (remove_path): Use can_remove_branch_p and remove_branch instead
6342 of loop_delete_branch_edge.
6343 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6344 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6345 Update profile using scale_dominated_blocks_in_loop.
6346 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6347 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6348 (can_remove_branch_p, remove_branch): Declare.
6349 * tree-cfg.c (tree_can_remove_branch_p): New function.
6350 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6351 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6352 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6354 2007-02-05 Jan Hubicka <jh@suse.cz>
6357 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6358 nodes in cgraph, don't remove offline copy of the function.
6360 2007-02-04 Jan Hubicka <jh@suse.cz>
6362 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6363 vectors might cause maybe_lookup_element_for_expr to be called
6364 on non-sra-candidate.
6366 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6368 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6369 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6370 spelling conventions.
6372 2007-02-04 Richard Guenther <rguenther@suse.de>
6375 * fold-const.c (try_move_mult_to_index): Make sure to not
6376 overflow one dimension of a multi-dimensional array access.
6378 2007-02-04 Jan Hubicka <jh@suse.cz>
6380 * passes.c (init_optimization_passes): Reindent.
6382 2007-02-04 Jan Hubicka <jh@suse.cz>
6383 Eric Botcazou <ebotcazou@adacore.com>
6385 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6386 (execute_fixup_cfg): Break out the abnormal goto code.
6387 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6388 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6389 (optimize_inline_calls): Call make_nonlocal_label_edges.
6391 2007-02-04 Jan Hubicka <jh@suse.cz>
6393 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6394 true when something was changed.
6395 (rename_ssa_copies): When something was changed, do
6396 TODO_remove_unused_locals.
6397 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6398 add TODO_remove_unused_locals when instruction was removed.
6400 2007-02-04 Jan Hubicka <jh@suse.cz>
6402 * ipa-inline.c (try_inline): Improve debug output; work on already
6404 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6405 call try_inline for already inlined edges too when flattening;
6406 inline also functions that make callee growth but overall unit size
6409 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6411 * config/m32c/bitops.md, config/m32c/jump.md,
6412 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
6413 config/m32r/m32r.h, config/m32r/m32r.md,
6414 config/m32r/predicates.md, config/m68hc11/larith.asm,
6415 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6416 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
6417 config/mips/mips-protos.h, config/mips/mips.c,
6418 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
6419 config/mn10300/mn10300.h, config/mn10300/predicates.md,
6420 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
6421 spelling conventions.
6423 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
6424 Follow spelling conventions.
6426 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
6428 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
6429 warn about C++0x compatibility.
6431 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6433 * config/h8300/h8300.c, config/h8300/h8300.h,
6434 config/h8300/h8300.md: Follow spelling conventions.
6436 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
6439 * combine.c (try_combine): Do not substitute source operand
6440 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
6442 2007-02-03 Jan Hubicka <jh@suse.cz>
6444 PR gcov-profile/30650
6445 * value-prof.c (stringop_block_profile): Fix handling of size counter;
6446 do not divide by zero for never executed counters.
6447 (tree_find_values_to_profile): Fix counters.
6448 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
6450 2007-02-03 Ian Lance Taylor <iant@google.com>
6452 * lower-subreg.c (simple_move_operand): New static function,
6453 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
6455 (simple_move): Call simple_move_operand.
6456 (find_decomposable_subregs): Add special handling of MEMs.
6457 (can_decompose_p): Rename from cannot_decompose_p. Reverse
6458 meaning of return value. If we see a hard register, test whether
6459 it can store a word_mode value. Change all callers.
6461 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6463 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
6464 ftrapv insns and expanders.
6465 (subdi3): Change define_expand operand 1 to arith11_operand, and
6466 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
6467 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
6468 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
6472 * varasm.c (notice_global_symbol): Treat global objects as weak when
6475 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6477 * emit-rtl.c (dconstpi): Delete.
6479 (init_emit_once): Delete dconstpi and init dconstsqrt2.
6480 * real.h (dconstpi): Delete.
6482 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
6483 (fold_builtin_hypot): Likewise.
6485 2007-02-03 Tom Tromey <tromey@redhat.com>
6488 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
6489 -gcoff3, -gxcoff3, -gvms3 implies -dD.
6491 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
6493 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
6494 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
6495 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
6496 config/rs6000/cell.md, config/rs6000/darwin.h,
6497 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
6498 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
6499 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
6500 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
6501 typos. Follow spelling conventions.
6502 * doc/invoke.texi: Follow spelling conventions.
6504 2007-02-03 Roger Sayle <roger@eyesopen.com>
6506 * simplify-rtx.c (simplify_relational_operation_1): Implement some
6507 canonicalization transformations that attempt to simplify integer
6508 constant comparisons to become comparisons against zero.
6510 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6512 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
6514 * fold-const.c (fold_binary): Fix comment typos. Fold complex
6515 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
6517 2007-02-02 Mike Stump <mrs@apple.com>
6519 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
6520 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
6521 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
6522 generate a branch island.
6524 2007-02-02 Bob Wilson <bob.wilson@acm.org>
6526 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
6527 (xtensa_legitimate_address_p): New.
6528 (xtensa_legitimize_address): New.
6529 (xtensa_output_addr_const_extra): New.
6530 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
6532 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
6533 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
6534 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
6535 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
6536 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
6537 (xtensa_legitimize_address): New.
6538 (xtensa_output_addr_const_extra): New.
6540 2007-02-02 Steve Ellcey <sje@cup.hp.com>
6542 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
6544 2007-02-02 Ian Lance Taylor <iant@google.com>
6546 * expmed.c (expand_divmod): Add comment.
6548 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
6550 * emit-rtl.c (renumber_insns): Remove.
6551 * flags.h: Remove the extern for flag_renumber_insns.
6552 * rtl.h: Remove the prototype for renumber_insns.
6553 * toplev.c (flag_renumber_insns): Remove.
6555 2007-02-02 Hui-May Chang <hm.chang@apple.com>
6557 Revert for x86 darwin:
6558 2005-06-19 Uros Bizjak <uros@kss-loka.si>
6560 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
6561 code before the following patch under TARGET_MACHO.
6562 (ix86_function_value_regno_p): Likewise.
6564 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6566 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
6569 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6572 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
6573 general or fp registers. Add comments.
6574 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
6576 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
6578 * pointer-set.c (insert_aux): Only return insertion slot.
6579 (pointer_set_insert): Adjust.
6580 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
6581 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
6582 pointer_map_traverse): New.
6583 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
6584 pointer_map_create, pointer_map_destroy, pointer_map_insert,
6585 pointer_map_contains, pointer_map_traverse): Declare.
6587 2007-02-02 Jakub Jelinek <jakub@redhat.com>
6590 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
6591 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
6593 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6595 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
6597 (struct _dep): New type.
6598 (dep_t): New typedef.
6599 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
6600 (DEP_STATUS): New access macro. The macro with the same name was
6601 renamed to DEP_LINK_STATUS.
6602 (dep_init): Declare function
6604 (struct _dep_link): New type.
6605 (dep_link_t): New typedef.
6606 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
6607 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
6608 (DEP_LINK_STATUS): New macro.
6609 (debug_dep_links): New debug function.
6611 (struct _deps_list): New type.
6612 (deps_list_t): New typedef.
6613 (DEPS_LIST_FIRST): New access macro.
6614 (FOR_EACH_DEP_LINK): New cycle macro.
6615 (create_deps_list, free_deps_list, delete_deps_list): Declare
6617 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6618 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6619 (copy_deps_list_change_con): Ditto.
6621 (move_dep_link): Declare function.
6623 (struct _dep_node): New type.
6624 (dep_node_t): New typedef.
6625 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
6627 (struct haifa_insn_data.back_deps): New field to hold backward
6628 dependencies of the insn.
6629 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
6631 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
6632 Change its type to deps_list_t.
6633 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
6634 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
6635 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
6637 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
6639 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
6641 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
6643 (dep_cost): Declare.
6645 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
6646 (ds_to_dk, dk_to_ds): New functions.
6648 (init_dep_1): New static function.
6649 (init_dep): New function.
6650 (copy_dep): New static function.
6652 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
6654 (detach_dep_link): New static function.
6655 (move_dep_link): New function.
6657 (dep_links_consistent_p, dump_dep_links): New static functions.
6658 (debug_dep_links): New debugging function.
6660 (deps_obstack, dl_obstack, dn_obstack): New static variables.
6662 (alloc_deps_list, init_deps_list): New static functions.
6663 (create_deps_list): New function.
6664 (clear_deps_list): New static function.
6665 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
6666 (deps_list_consistent_p, dump_deps_list): New static functions.
6667 (debug_deps_list): New function.
6668 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
6670 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
6672 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
6673 use new scheduler dependencies lists.
6674 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
6675 (sched_analyze): Ditto. Initialize dependencies lists.
6676 (add_forw_dep, compute_forward_dependences): Update to use new
6677 scheduler dependencies lists.
6679 (init_dependency_caches): Init deps_obstack.
6680 (free_dependency_caches): Free deps_obstack.
6682 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
6683 new scheduler dependencies lists.
6684 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
6685 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6687 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
6688 Update to use new scheduler dependencies lists.
6689 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
6690 (debug_dependencies): Ditto.
6691 (schedule_region): Update comments.
6693 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
6694 scheduler dependencies lists.
6695 (schedule_ebb): Update comments.
6697 * rtl.def (DEPS_LIST): Remove.
6699 * lists.c (unused_deps_list): Remove.
6700 (free_list): Update assertions.
6702 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
6703 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6705 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
6706 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
6708 * haifa-sched.c (comments): Update.
6709 (insn_cost1): Remove. Inline the code into insn_cost ().
6710 (insn_cost): Update to use new scheduler dependencies lists. Move
6711 processing of the dependency cost to dep_cost ().
6712 (dep_cost): New function. Use it instead of insn_cost () when
6713 evaluating cost of the dependency. Use compatible interface to
6714 interact with the target.
6715 (priority): Update to use new scheduler dependencies lists.
6716 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
6717 with greater number of insns that depend on the insn.
6718 (schedule_insn): Update to use new scheduler dependencies lists. Add
6719 code to free backward dependencies lists. Inline and optimize code
6720 from resolve_dep () - see PR28071.
6721 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6722 lists. Update call to targetm.sched.is_costly_dependence hook.
6724 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6725 scheduler dependencies lists.
6727 (resolve_dep): Remove. Move the logic to schedule_insn ().
6728 (init_h_i_d): Initialize dependencies lists.
6730 (process_insn_depend_be_in_spec): Rename to
6731 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6733 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6734 Update to use new scheduler dependencies lists.
6735 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6737 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6738 new scheduler dependencies lists.
6739 (build_intra_loop_deps): Ditto.
6741 * target.h (struct _dep): Declare to use in
6742 gcc_target.sched.is_costly_dependence.
6743 (struct gcc_target.sched.adjust_cost): Fix typo.
6744 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6745 single dep_t parameter instead of an equivalent triad.
6746 (struct gcc_target.sched.adjust_cost_2): Remove.
6748 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6750 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6752 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6754 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6756 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6757 (REG_DEP_TRUE): Document.
6759 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6760 Change signature to correspond to the targetm.sched.adjust_cost hook.
6761 Update use in TARGET_SCHED_ADJUST_COST_2.
6762 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6763 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6764 new scheduler dependencies lists.
6765 (ia64_gen_check): Ditto.
6767 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6770 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6771 signature to correspond to the targetm.sched.is_costly_dependence hook.
6772 (is_costly_group): Update to use new scheduler dependencies lists.
6774 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6775 instead of INSN_COST () macro.
6777 2007-02-01 Ian Lance Taylor <iant@google.com>
6779 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6781 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6783 * pa.md (tp_load): Correct mfctl instruction syntax.
6785 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6787 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6788 altivec_padding_size calculation on AIX. Improve comment, add
6789 assert to verify that it's right.
6791 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6794 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6797 * global.c (global_alloc): Add mising initialization of
6800 2007-02-01 Roger Sayle <roger@eyesopen.com>
6802 * alias.c (init_alias_analysis): Correct whitespace.
6803 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6804 partition_hot_cold_basic_blocks): Likewise.
6805 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6806 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6807 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6808 fold_builtin_snprintf_chk, fold_builtin_printf,
6809 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6810 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6811 * cfgcleanup.c (cleanup_cfg): Likewise.
6812 * cfgexpand.c (tree_expand_cfg): Likewise.
6813 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6814 * function.c (get_next_funcdef_no): Likewise.
6815 * gengtype.c (main): Likewise.
6816 * genmodes.c (main): Likewise.
6817 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6818 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6819 * ifcvt.c (noce_emit_move_insn): Likewise.
6820 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6822 * stor-layout.c (get_best_mode): Likewise.
6823 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6824 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6825 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6826 perform_var_substitution, solve_graph): Likewise.
6827 * tree-vrp.c (vrp_finalize): Likewise.
6829 2007-02-01 Ian Lance Taylor <iant@google.com>
6831 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6832 high part of a paradoxical subreg, return a constant zero.
6834 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6836 * toplev.c (lang_dependent_init): Call init_set_costs.
6837 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6839 2007-02-01 Richard Guenther <rguenther@suse.de>
6842 * fold-const.c (fold_negate_expr): Allow negating a
6843 constant if overflow does not change.
6845 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6847 * doc/c-tree.texi (Expression trees): Improve markup.
6848 * doc/tm.texi (Register Classes, Addressing Modes)
6849 (Floating Point): Fix spacing after abbreviations. Fix some
6852 2007-02-01 Ben Elliston <bje@au.ibm.com>
6854 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6855 * doc/contrib.texi: Likewise.
6856 * doc/install.texi: Likewise.
6858 2007-01-31 Richard Henderson <rth@redhat.com>
6859 Ian Lance Taylor <iant@google.com>
6861 * lower-subreg.c: New file.
6862 * rtl.def (CONCATN): Define.
6863 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6865 * emit-rtl.c (update_reg_offset): New static function, broken out
6866 of gen_rtx_REG_offset.
6867 (gen_rtx_REG_offset): Call update_reg_offset.
6868 (gen_reg_rtx_offset): New function.
6869 * regclass.c: Revert patch of 2006-03-05, restoring
6871 (clear_reg_info_regno): New function.
6872 * dwarf2out.c (concatn_loc_descriptor): New static function.
6873 (loc_descriptor): Handle CONCATN.
6874 * common.opt (fsplit_wide_types): New option.
6875 * opts.c (decode_options): Set flag_split_wide_types when
6877 * timevar.def (TV_LOWER_SUBREG): Define.
6878 * rtl.h (gen_reg_rtx_offset): Declare.
6879 (reg_scan_update): Declare.
6880 * regs.h (clear_reg_info_regno): Declare.
6881 * tree-pass.h (pass_lower_subreg): Declare.
6882 (pass_lower_subreg2): Declare.
6883 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6884 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6886 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6887 * Makefile.in (OBJS-common): Add lower-subreg.o.
6888 (lower-subreg.o): New target.
6890 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6892 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6894 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6897 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6899 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6902 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6904 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6906 * cfgloop.h: Include vec-prim.h.
6907 (enum li_flags): Remove LI_ONLY_OLD.
6908 (loop_iterator): Changed.
6909 (fel_next, fel_init): Iterate over loop tree.
6910 (FOR_EACH_LOOP_BREAK): New macro.
6911 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6913 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6914 * modulo-sched.c (sms_schedule): Ditto.
6915 * tree-vectorizer.c (vectorize_loops): Ditto.
6916 * doc/loop.texi: Update information on loop numbering and behavior of
6917 FOR_EACH_LOOP wrto new loops.
6918 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6919 add_to_evolution_1): Test nestedness of loops instead of comparing
6921 * tree-chrec.c (chrec_fold_plus_poly_poly,
6922 chrec_fold_multiply_poly_poly, chrec_evaluate,
6923 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6924 reset_evolution_in_loop): Ditto.
6925 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6927 2007-01-31 Dirk Mueller <dmueller@suse.de>
6929 * c-common.c (warn_about_parentheses): Separate warning about
6930 un-parenthized sequence of comparison operators from the one
6931 which is supposed to warn about x <= y <= z.
6933 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6935 * optabs.h (enum optab_index): Add new OTI_isinf.
6936 (isinf_optab): Define corresponding macro.
6937 * optabs.c (init_optabs): Initialize isinf_optab.
6938 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6940 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6941 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6943 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6944 expand_builtin_interclass_mathfn.
6945 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6946 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6947 (fxam<mode>2_i387): New insn pattern.
6948 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6949 built-in functions as x87 inline asm.
6951 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6953 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6955 2007-01-30 Eric Christopher <echristo@apple.com>
6957 * config.gcc: Add geode.
6959 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6961 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6962 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6963 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6964 value-prof.c: Fix comment typos.
6966 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6969 * doc/invoke.texi (Wpointer-arith): Document warning.
6971 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6973 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6974 the list of discrepancies from the draft TR.
6976 2007-01-30 Dirk Mueller <dmueller@suse.de>
6979 * doc/invoke.texi (-Wreturn-type): Update description to
6982 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6984 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6986 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6988 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6989 to handle optabs that operate on floating point input argument and
6990 output to integer output.
6991 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6992 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6993 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6994 expand_builtin_interclass_mathfn ().
6995 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6997 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6998 ilogbl built-in functions as x87 intrinsics.
7000 2007-01-30 Richard Guenther <rguenther@suse.de>
7003 * dwarf2out.c (reference_to_unused): Query varpool if the
7004 variable was output.
7006 2007-01-30 Richard Guenther <rguenther@suse.de>
7009 * passes.c (execute_one_pass): Reset in_gimple_form to not
7010 confuse non-unit-at-a-time mode.
7012 2007-01-29 Roger Sayle <roger@eyesopen.com>
7013 Richard Guenther <rguenther@suse.de>
7015 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7016 avoid undefined behaviour on overflow. Use force_fit_type_double
7017 to construct the constant with the specified TREE_OVERFLOW.
7019 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7021 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7022 * config/dfp-bit.h: Ditto.
7024 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7026 * c-decl.c (pop_scope): Replace warnings with call to
7027 warn_for_unused_label.
7028 * c-common.h (warn_for_unused_label): Declare.
7029 * c-common.c (warn_for_unused_label): Define.
7031 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7033 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7036 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7038 * Makefile.in (USER_H): Remove decfloat.h.
7039 * ginclude/decfloat.h: Delete, moving contents to ...
7040 * ginclude/float.h: Add support for decimal floating point,
7041 guarded by __STDC_WANT_DEC_FP__.
7043 2007-01-29 Mike Stump <mrs@apple.com>
7045 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7046 Analysis and Representation to resolve case insensitive conflict.
7047 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7049 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7051 * tree.h (struct tree_memory_tag): Add aliases member.
7052 (MTAG_ALIASES): New macro.
7053 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7054 (add_may_alias): Remove pointer-set. Update for may_aliases being
7056 (mark_aliases_call_clobbered): Update for may_aliases being a
7058 (compute_tag_properties): Ditto.
7059 (create_partition_for): Ditto.
7060 (compute_memory_partitions): Ditto.
7061 (dump_may_aliases_for): Ditto.
7062 (is_aliased_with): Ditto.
7063 (add_may_alias_for_new_tag): Ditto.
7064 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7065 (compute_is_aliased): New function.
7066 (compute_may_aliases): Call compute_is_aliased).
7067 (init_alias_info): Initialize alias_bitmap_obstack.
7068 (union_alias_set_into): New function.
7069 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7070 (have_common_aliases_p): Rewrite to take two bitmaps and use
7072 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7074 (finalize_ref_all_pointers): Update for add_may_alias changes.
7075 (new_type_alias): Ditto.
7076 * tree-flow-inline.h (may_aliases): Return a bitmap.
7077 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7078 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7079 may_aliases being a bitmap.
7080 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7081 may_aliases now returns a bitmap.
7082 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7084 * tree-ssa-operands.c (add_virtual_operand): Update for
7085 may_aliases being a bitmap.
7087 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7089 PR tree-optimization/30630
7090 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7091 variable as changed.
7093 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7096 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7097 expanded only once even if an error occurs.
7099 2007-01-29 Ben Elliston <bje@au.ibm.com>
7101 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7102 (__gcov_average_profiler): Likewise.
7103 (__gcov_ior_profiler): Likewise.
7104 (__gcov_merge_ior): Likewise.
7106 2007-01-28 Jan Hubicka <jh@suse.cz>
7108 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7109 * value-prof.c (stringop_block_profile): Likewise.
7111 2007-01-28 Jan Hubicka <jh@suse.cz>
7113 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7114 variant handling histograms; add wrapper.
7115 (clear_storage_via_libcall): Export.
7116 (emit_block_move_hints): Break out from ...; add histograms.
7117 (emit_block_move): ... this one.
7118 (clear_storage_hints): Break out from ...; add histograms.
7119 (clear_storage): ... this one.
7120 (set_storage_via_memset): Handle histogram.
7121 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7122 (clear_storage_hints, clear_storage_via_libcall): Declare.
7123 (set_storage_via_setmem): Update prototype.
7124 * doc/md.texi (movmem, setmem): Document new arguments.
7126 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7128 (stringop_block_profile): New global function.
7129 (tree_stringops_values_to_profile): Profile block size and alignment.
7130 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7132 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7133 (stringop_block_profile): Declare.
7134 * builtins.c: Include value-prof.h.
7135 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7136 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7137 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7138 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7139 * profile.c (instrument_values): Add new counters.
7140 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7142 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7143 (tree_init_edge_profiler): Build new profilers.
7144 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7145 (pass_tree_profile): Add dump.
7146 (tree_profile_hooks): Update.
7147 * Makefile.in (LIBGCOV): Add new constants.
7148 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7149 __gcov_ior_profiler): New.
7150 * i386.md (movmem/setmem expanders): Add new optional arguments.
7152 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7154 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7156 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7158 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7159 (tree_unswitch_single_loop): Pass eni_size_weights to
7160 tree_num_loop_insns.
7161 * tree-ssa-loop-manip.c: Include tree-inline.h.
7162 (can_unroll_loop_p): Pass eni_size_weights to
7163 tree_num_loop_insns.
7164 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7165 Pass eni_size_weights to estimate_num_insns.
7166 * tree.h (init_inline_once): Export.
7167 * toplev.c (backend_init): Call init_inline_once.
7168 * cgraphunit.c (cgraph_process_new_functions,
7169 cgraph_analyze_function): Pass eni_inlining_weights to
7171 * ipa-inline.c (compute_inline_parameters): Ditto.
7172 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7173 to estimate_num_insns.
7174 (try_unroll_loop_completely): Pass eni_size_weights to
7175 tree_num_loop_insns.
7176 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7177 ot estimate_num_insns.
7178 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7179 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7180 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7181 eni_time_weights): New variables.
7182 (init_inline_once): Initialize them.
7183 (struct eni_data): Mew.
7184 (estimate_num_insns_1, estimate_num_insns): Use weights.
7185 * tree-inline.h (struct eni_weights_d): New.
7186 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7187 (estimate_num_insns): Declaration changed.
7188 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7189 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7190 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7192 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7194 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7195 relations in the conflict function is valid.
7197 2007-01-27 Ian Lance Taylor <iant@google.com>
7199 * common.opt: Add fstrict-overflow.
7200 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7201 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7202 (TYPE_OVERFLOW_UNDEFINED): Define.
7203 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7205 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7206 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7207 (fold_negate_expr): Likewise.
7208 (make_range): Likewise.
7209 (extract_muldiv_1): Likewise.
7210 (maybe_canonicalize_comparison): Likewise.
7211 (fold_comparison): Likewise.
7212 (fold_binary): Likewise.
7213 (tree_expr_nonnegative_p): Likewise.
7214 (tree_expr_nonzero_p): Likewise.
7215 * tree-vrp.c (compare_values): Likewise.
7216 (extract_range_from_binary_expr): Likewise.
7217 (extract_range_from_unary_expr): Likewise.
7218 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7220 (nowrap_type_p): Likewise.
7221 * tree-scalar-evolution.c (simple_iv): Likewise.
7222 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7223 (build_range_check): Likewise.
7224 (extract_muldiv_1): Likewise.
7225 (fold_comparison): Likewise.
7226 * tree-vrp.c (vrp_int_const_binop): Likewise.
7227 (extract_range_from_unary_expr): Likewise.
7228 * convert.c (convert_to_integer): Likewise.
7229 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7230 (fold_comparison): Likewise.
7231 (fold_binary): Likewise.
7232 * optabs.c (optab_for_tree_code): Likewise.
7233 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7234 * simplify-rtx.c (simplify_const_relational_operation): Check
7235 flag_strict_overflow and flag_trapv.
7236 (simplify_const_relational_operation): Likewise.
7237 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7238 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7241 2007-01-27 Roger Sayle <roger@eyesopen.com>
7243 * tree.c (tree_fold_gcd): Delete.
7244 * tree.h (tree_fold_gcd): Remove prototype.
7245 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7246 test whether one constant integer is a multiple of another. Instead
7247 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7248 * fold-const.c (multiple_of_p): We've determined both TOP and
7249 BOTTOM are integer constants so we can call int_const_binop directly
7250 instead of the more generic const_binop.
7252 2007-01-27 Roger Sayle <roger@eyesopen.com>
7254 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7255 1*X check that the constant hasn't overflowed, to preserve the
7257 (round_up): Provide an efficient implementation when rouding-up an
7258 INTEGER_CST to a power-of-two.
7260 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7262 * doc/sourcebuild.texi: Add comma for clarity.
7263 * doc/extend.texi: Fix some typos.
7264 * doc/passes.texi: Likewise.
7265 * doc/cppinternals.texi: Likewise.
7266 * doc/c-tree.texi: Likewise.
7267 * doc/tree-ssa.texi: Likewise.
7268 * doc/install.texi: Likewise.
7270 2007-01-27 Jan Hubicka <jh@suse.cz>
7272 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7273 (pass_sra): Do not require alias information.
7274 * passes.c (init_optimization_passes): Add SRA
7276 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7278 * tracer.c (rest_of_handle_tracer): We already cleaned
7279 up the CFG in tracer() so don't do it here again.
7280 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7281 cleanup_cfg here, either. And don't call renumber_insns.
7283 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7284 and BB_HEAD are in the insn stream here. Instead make sure
7285 that BB_INSN is valid on all insns. Also, do check here that
7286 there are no pending branch predictions...
7287 (rtl_verify_flow_info): ...instead of doing it here. Checks
7288 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7291 2007-01-26 Roger Sayle <roger@eyesopen.com>
7293 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7294 function to simplify/factorize operand order canonicalization.
7295 (ix86_fixup_binary_operands): Reorganize using the above function.
7296 (ix86_binary_operator_ok): Likewise.
7298 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7300 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7301 file scope from optimize_attrs.
7302 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7304 (optimize_attrs): Clear insn_code_values after freeing it.
7306 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7308 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7309 a parts.base assignment.
7311 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7313 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7314 (compute_subscript_distance, initialize_data_dependence_relation,
7315 finalize_ddr_dependent, analyze_ziv_subscript,
7316 analyze_siv_subscript_cst_affine,
7317 compute_overlap_steps_for_affine_univar,
7318 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7319 analyze_siv_subscript, analyze_miv_subscript,
7320 analyze_overlapping_iterations, subscript_dependence_tester_1,
7321 compute_self_dependence, free_dependence_relation): Work
7322 with affine_fn instead of chrecs.
7323 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7324 common_affine_function, affine_function_base,
7325 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7326 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7327 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7328 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7329 (all_chrecs_equal_p): Removed.
7330 * tree-data-ref.h (affine_fn, conflict_function): New types.
7331 (struct subscript): Change type of conflicting_iterations_in_a
7332 and conflicting_iterations_in_b.
7334 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7337 * config/pa/pa.h (TARGET_HPUX_11): New.
7338 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7339 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7341 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7342 Richard Guenther <rguenther@suse.de>
7344 * tree-ssa-structalias.c (solve_graph): Handle case
7345 we merged the variable to another.
7347 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7349 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7352 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7353 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7355 2007-01-25 DJ Delorie <dj@redhat.com>
7357 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7358 allow changes to modes which don't fit in those registers.
7360 * reload1.c (choose_reload_regs): Check for invalid subregs before
7361 computing their locations, not after.
7363 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7366 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7367 save Altivec registers in an eh_return function.
7368 (compute_vrsave_mask): Likewise.
7369 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7370 for saving Altivec registers.
7371 (rs6000_emit_prologue): Don't allocate stack twice in
7372 eh_return function. Correct expected value of altivec_save_offset
7373 when using save_world. Describe save of R0 to stack when using
7374 save_world. Describe stack pointer adjustment when using
7375 save_world. Remove duplicated eh_return parameter register saving.
7376 Update sp_offset variable after save_world.
7377 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7379 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7380 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7383 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7385 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7387 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7390 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7391 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7393 2007-01-25 Richard Guenther <rguenther@suse.de>
7395 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7396 * common.opt (-Wcoverage-mismatch): New warning option.
7397 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7398 if -Wcoverage-mismatch is given.
7400 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7402 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7403 (ipcp_driver): Change to static definition.
7404 Add dumping of the ifunctions.
7405 (constant_val_insert): Remove unused parameter. Support for SSA.
7406 (ipcp_propagate_const): Support for SSA.
7407 (ipcp_profile_bb_print): Print only analyzed nodes.
7408 (ipcp_replace_map_create): Remove support for Fortran constant
7410 * ipa-prop.c (ipa_method_modify_stmt,
7411 ipa_callsite_compute_param): Support for SSA.
7412 * ipa-prop.h (ipcp_driver): Remove declaration.
7413 (IS_VALID_TREE_MAP_INDEX): Add define.
7415 2007-01-24 Geoffrey Keating <geoffk@apple.com>
7417 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
7419 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7422 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
7423 constant argument to cabs and do it without checking for
7424 -funsafe-math-optimizations.
7426 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
7428 * c-common.h (RID_FIRST_CXX0X): New.
7429 (RID_LAST_CXX0X): New.
7430 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
7432 * c.opt (Wc++0x-compat): New.
7433 * doc/invoke.texi (-Wc++0x-compat): Document.
7435 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7437 * builtins.c (fold_builtin_carg): New.
7438 (fold_builtin_1): Use it.
7440 2007-01-24 Jan Hubicka <jh@suse.cz>
7442 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
7444 * ipa-inline.c (initial_insns, max_insns): Delete.
7445 (compute_max_insns): New function.
7446 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
7447 of insns as base for code growth.
7448 (cgraph_decide_inlining): Make initial_insns local; do not compute
7450 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
7451 * doc/invoke.texi (inline-unit-growth): Update docs.
7453 2007-01-24 Jakub Jelinek <jakub@redhat.com>
7455 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
7456 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
7457 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
7458 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
7459 for CPUs that have PTA_CX16 set.
7462 * gimplify.c (omp_check_private): New function.
7463 (gimplify_scan_omp_clauses): Use it for
7464 firstprivate/lastprivate/reduction.
7467 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
7468 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
7471 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
7472 If lower_lastprivate_clauses emits some statements, append them
7473 to dlist rather than body_p and to body_p append an initializer.
7474 (lower_omp_for): Adjust caller.
7476 2007-01-24 Steve Ellcey <sje@cup.hp.com>
7478 * target.h (globalize_decl_name): New.
7479 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7480 * output.h (default_globalize_decl_name): New.
7481 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
7483 (globalize_decl): Ditto.
7484 (default_globalize_decl_name): New.
7485 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
7486 (ia64_handle_version_id_attribute): New.
7487 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
7488 (ia64_asm_output_external): Use globalize_decl_name instead
7490 * doc/extend.texi (version_id): New pragma.
7491 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
7493 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7495 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
7496 _uleb128_t and _Unwind_SWord with _sleb128_t.
7497 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
7498 uw_frame_state_for, uw_update_context_1): Likewise.
7499 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
7500 * unwind-pe.h (read_uleb128, read_sleb128,
7501 read_encoded_value_with_base): Likewise.
7502 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
7504 2007-01-24 Richard Guenther <rguenther@suse.de>
7506 * builtins.c (expand_builtin_cexpi): Get the fndecl
7507 for cexp in the correct way.
7509 2007-01-24 Jan Hubicka <jh@suse.cz>
7511 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
7513 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7515 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
7516 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
7517 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
7518 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
7519 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
7520 __SIZEOF_PTRDIFF_T__.
7521 * doc/cpp.texi: Documentation for the new builtin macros added.
7523 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
7525 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
7526 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
7527 instead of operands[2] to avoid access past the end of array.
7529 2007-01-24 Richard Sandiford <richard@codesourcery.com>
7531 * reload1.c (emit_reload_insns): Pass the reload register
7532 for a non-spill output reload through forget_old_reloads_1.
7534 2007-01-23 Joseph Myers <joseph@codesourcery.com>
7536 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7537 _SOFT_DOUBLE if doubles use software floating-point.
7538 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
7539 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7540 * config/rs6000/darwin-ldouble.c: Also compile functions for
7541 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
7542 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
7543 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
7544 commented-out long double override.
7545 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
7546 * config/rs6000/eabispe.h: Likewise.
7547 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
7548 long double for non-SPE.
7549 (rs6000_handle_option): Likewise.
7550 (invalid_e500_subreg): Disallow more subregs involding DImode,
7551 DFmode, TImode or TFmode.
7552 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
7554 (legitimate_lo_sum_address_p): Also check for TFmode for E500
7556 (rs6000_legitimize_address): Also handle TFmode for E500 double.
7557 (rs6000_legitimize_reload_address): Also handle TFmode for E500
7559 (rs6000_legitimate_address): Also check for TFmode for E500
7561 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
7562 (spe_build_register_parallel): Handle TFmode and TCmode.
7563 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
7565 (function_arg): Handle TFmode and TCmode for E500 double.
7566 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
7568 (print_operand): Handle TFmode and TImode for %y.
7569 (rs6000_generate_compare): Handle TFmode comparisons for E500
7571 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
7572 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
7573 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
7574 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
7575 TFmode for E500 double.
7576 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
7577 (floatsidf2): Enable for E500 double.
7578 (movtf_softfloat): Use rs6000_nonimmediate_operand.
7579 (extenddftf2): Change to extenddftf2_fprs.
7580 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
7581 depending on TARGET_E500_DOUBLE.
7582 (extendsftf2): Enable for E500 double.
7583 (trunctfdf2): Enable for E500 double.
7584 (trunctfsf2): Change to trunctfsf2_fprs.
7585 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
7586 depending on TARGET_E500_DOUBLE.
7587 (floatsitf2): Enable for E500 double.
7588 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
7589 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
7590 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
7591 (negtf2): Change to negtf2_internal.
7592 (negtf2): New expander.
7593 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
7594 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
7595 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
7596 (movdi_internal32): Use rs6000_nonimmediate_operand.
7597 (unnamed splitter): Likewise.
7598 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
7599 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
7600 (SPE64TF, DITI): New mode macros.
7601 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
7604 (frob_<mode>_di_2): New.
7605 (frob_tf_di_8_2): New.
7606 (frob_di_df): Change to frob_di_<mode>; allow more modes.
7608 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
7610 (frob_ti_<mode>_8_2): New.
7611 (frob_ti_tf_2): New.
7612 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
7613 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
7615 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
7616 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
7617 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
7618 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
7619 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
7620 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
7623 2007-01-23 Ian Lance Taylor <iant@google.com>
7625 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
7627 (OBJS-archive): Reformat, alphabetize.
7628 (OBJS): Change out_object_file to OBJS-md.
7630 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
7632 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7633 JUMP_P and CALL_P predicates where applicable.
7634 * config/i386/i386.c: Ditto.
7635 * config/i386/i386.md: Ditto.
7636 * config/i386/mmx.md: Ditto.
7637 * config/i386/predicates.md: Ditto.
7639 2007-01-22 Andreas Schwab <schwab@suse.de>
7641 * config/m68k/m68k.h: Fix comment.
7643 2007-01-22 Jan Hubicka <jh@suse.cz>
7645 * passes.c (init_optimization_passes): Do not rerun
7646 pass_early_warn_uninitialized.
7648 2007-01-22 Richard Guenther <rguenther@suse.de>
7650 PR tree-optimization/30038
7651 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
7653 (execute_cse_sincos_1): Likewise.
7654 (execute_cse_sincos): Likewise.
7655 (gate_cse_sincos): Likewise.
7656 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
7657 the cexpi() canonicalization of sincos().
7658 * tree-pass.h (pass_cse_sincos): Declare.
7659 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
7661 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7663 PR rtl-optimization/29329
7664 * combine.c (replaced_rhs_insn): Rename to i2mod.
7665 (replaced_rhs_value): Rename to i2mod_new_rhs.
7666 (i2mod_old_rhs): New global variable.
7667 (combine_instructions): Adjust for above change. Save a copy of
7668 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
7669 note are substituted in the second instruction.
7670 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
7671 ditch the note if it pertains to the second eliminated register
7672 and this register is mentioned in i2mod_old_rhs.
7675 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7677 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
7678 the insn to which the note was originally attached.
7680 2007-01-21 Jan Hubicka <jh@suse.cz>
7682 * ipa-inline.c (inlining_mode): Comment, move up.
7683 (cgraph_decide_inlining_incrementally): Do not perform inlining
7684 itself; fix handling of flattening of self recursive functions.
7685 (cgraph_find_cycles): Remove.
7686 (cgraph_flatten_node): Remove.
7687 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
7688 (try_inline): New function.
7689 (cgraph_early_inlining): Update call of
7690 cgraph_decide_inlining_incrementally. Apply inlining here.
7691 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
7693 2007-01-21 Dirk Mueller <dmueller@suse.de>
7696 * tree-vrp.c (check_array_bounds): do not warn
7697 about ADDR_EXPR's of ARRAY_REF's which are immediately
7698 used in binary expressions.
7700 2007-01-21 Ira Rosen <irar@il.ibm.com>
7702 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
7703 read_write_dep and macros for its access.
7704 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7705 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
7706 argument, call vect_check_interleaving for every independent pair of
7707 data-refs. Mark loads that access the same memory location as a store
7709 (vect_check_dependences): Remove.
7710 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
7711 call, fix the call to vect_analyze_data_ref_dependence.
7712 (vect_analyze_data_ref_access): For statements that access the same
7713 data-ref, check that they are not stores; for loads, check that there
7714 is no store that access the same location.
7716 2007-01-20 Roger Sayle <roger@eyesopen.com>
7717 Joseph Myers <joseph@codesourcery.com>
7719 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7720 (-fdump-rtl-stack): Likewise.
7721 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7722 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7723 (-mpt-fixed): Use @minus{} for minus sign.
7724 (Using Precompiled Headers): Fix under/overfull hbox.
7726 2007-01-20 Jan Hubicka <jh@suse.cz>
7728 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7729 place within annotation.
7731 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7733 * pa.c (output_move_double): Change array size of xoperands to 4.
7735 2007-01-20 Jan Hubicka <jh@suse.cz>
7737 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7740 2007-01-19 Ian Lance Taylor <iant@google.com>
7742 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7743 constant to unsigned HOST_WIDE_INT before negating.
7745 2007-01-19 Ian Lance Taylor <iant@google.com>
7747 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7749 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7750 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7751 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7752 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7753 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7754 (realloc_vdef, realloc_vuse): Change second parameter to
7756 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7758 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7759 unsigned. Change x and lim locals to unsigned.
7760 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7762 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7763 (copy_virtual_operands): Change i and n locals to unsigned.
7765 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7768 * builtins.c (fold_builtin_1): Handle builtin fdim.
7770 2007-01-20 Jan Hubicka <jh@suse.cz>
7772 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7773 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7774 init_alias_heapvars.
7775 (init_alias_heapvars): Initialize only when not already initialized.
7776 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7778 2007-01-19 Roger Sayle <roger@eyesopen.com>
7780 * common.opt (fsigned-zeros): New command line option.
7781 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7782 of flag_unsafe_math_optimizations.
7783 * opts.c (set_fast_math_flags): The -ffast-math command line option
7784 implies -fno-signed-zeros.
7785 (fast_math_flags_set_p): Likewise.
7787 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7788 the documentation of -ffast-math appropriately. Wrap long lines.
7790 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7792 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7793 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7795 2007-01-19 Tomas Bily <tbily@suse.cz>
7797 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7799 (tree_init_ic_make_global_vars): New function
7800 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7801 (tree_gen_ic_profiler): New function
7802 (tree_gen_ic_func_profiler): New function
7803 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7804 (tree_profile_hooks): Added hook for indirec/virtual calls
7805 * value-prof.c (tree_find_values_to_profile): New case for
7807 (tree_values_to_profile): Call for determining indirect/virtual
7809 (tree_indirect_call_to_profile): New function
7810 (tree_ic_transform): New function
7811 (tree_ic): New function
7812 (find_func_by_pid): New function
7813 (init_pid_map): New function
7814 (tree_value_profile_transformations): Added check for
7815 indirect/virtual call transformation
7816 * value-prof.h (enum hist_type): New counter type for
7817 indirect/virtual calls
7818 (profile_hooks): Added new hook for profiling indirect/virtual
7820 * profile.c (instrument_values): New case for indirect/virtual
7822 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7823 (GCOV_COUNTER_V_INDIR): New counter type
7824 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7825 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7827 * cgraph.c: Definition of cgraph_max_pid
7828 (cgraph_create_node): Default init of pid attribute
7829 * cgraph.h: Declaration of cgraph_max_pid
7830 (struct cgraph_node): Added pid attribute
7831 * libgcov.c (__gcov_indirect_call_profiler): New function
7832 (__gcov_one_value_profiler_body): New function
7833 (__gcov_one_value_profiler): Body was moved to
7834 __gcov_one_value_profiler_body and calls it
7836 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7838 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7839 * gengtype.c (write_types_data, write_func_for_structure,
7840 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7841 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7842 (walk_type, write_func_for_structure): Generate the mark_hook if
7845 2007-01-19 Jan Hubicka <jh@suse.cz>
7847 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7848 'early' argument take inlining mode argument specifying whether to
7849 inline for size/speeed or all functions; add support for flattening;
7851 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7853 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7856 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7857 the name of the declared identifier.
7859 2007-01-19 Dirk Mueller <dmueller@suse.de>
7861 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7862 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7863 duplicate evaluation.
7865 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7867 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7868 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7869 to XFMode, use acosxf2 and truncate result to requested mode.
7870 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7871 (asin<mode>2): Similarly, with asin expanders.
7872 (*fscalexf4_i387): Rename from *fscalexf4.
7873 (expNcorexf3): New expander.
7874 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7875 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7876 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7877 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7878 patterns for SSE math.
7879 (exp10<mode>2): Similarly, with exp10 expanders.
7880 (exp2<mode>2): Similarly, with exp2 expanders.
7881 (expm1<mode>2): Similarly, with expm1 expanders.
7882 (ldexp<mode>3): Similarly, with ldexp expanders.
7883 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7884 Use gen_truncxf<mode>2_i387_noop to truncate result.
7886 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7888 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7889 for ColdFire targets.
7891 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7892 Richard Sandiford <richard@codesourcery.com>
7894 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7895 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7896 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7897 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7898 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7899 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7901 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7903 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7904 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7905 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7906 (*adddi_dilshr32_cf): New pattern.
7907 (adddi3, subdi3): Remove first alternatives.
7909 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7911 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7912 implemented using move.l, do not use its cc result for floating-point
7915 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7917 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7918 from accepting 's' constraints if flag_pic.
7920 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7922 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7923 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7924 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7925 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7927 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7929 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7930 ColdFire alternatives.
7931 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7932 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7933 architectures that support ff1 instruction.
7935 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7936 Julian Brown <julian@codesourcery.com>
7938 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7939 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7940 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7943 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7945 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7947 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7948 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7949 HOST_WIDE_INT instead of an rtx.
7950 (m68k_rtx_costs): Update call accordingly.
7951 (output_move_const_into_data_reg): Likewise. Fix formatting.
7952 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7954 (output_move_simode_const): Update calls after above changes.
7955 Rework to use automatic variables and predicates like MEM_P.
7956 * config/m68k/m68k.md (pushexthisi_const): Update call to
7959 2007-01-19 Dirk Mueller <dmueller@suse.de>
7961 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7964 2007-01-19 Richard Guenther <rguenther@suse.de>
7966 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7967 via cexp in case sincos is not available.
7969 2007-01-19 Richard Guenther <rguenther@suse.de>
7971 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7972 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7973 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7974 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7975 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7976 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7977 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7978 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7980 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7984 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7985 (atan2xf3): Directly generate RTL pattern.
7986 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7987 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7988 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7989 disable patterns for SSE math.
7990 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7991 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7992 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7993 disable patterns for SSE math.
7995 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7997 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7999 2007-01-18 Roger Sayle <roger@eyesopen.com>
8001 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8002 VIEW_CONVERT_EXPR to the same type as it's operand.
8004 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8006 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8007 configured for long double 128.
8009 2007-01-18 Mike Stump <mrs@apple.com>
8011 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8014 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8016 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8019 2007-01-18 Jan Hubicka <jh@suse.cz>
8021 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8022 greater than NUM_VOP_FREE_BUCKETS.
8024 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8026 * tree-ssa-structalias.c: Update comments.
8027 (ptabitmap_obstack): Removed.
8029 (oldpta_obstack): Ditto.
8030 (stats): Add a few members.
8031 (struct variable_info): Remove node, complex, address_taken, and
8032 indirect_target members. Add oldsolution member.
8033 (new_var_info): Do not initialize removed members.
8034 (constraint_expr_type): Remove INCLUDES.
8035 (constraint_graph): Add size, implicit_preds, rep,
8036 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8037 (FIRST_REF_NODE): New macro.
8038 (LAST_REF_NODE): Ditto.
8039 (FIRST_ADDR_NODE): Ditto.
8040 (find): New function.
8042 (dump_constraint): Do not handle INCLUDES.
8043 (insert_into_complex): Do not insert duplicate constraints.
8044 (condense_varmap_nodes): Renamed and rewritten into ...
8045 (merge_node_constraints): This. Also fix bug in handling of
8046 offseted copy constraints.
8047 (clear_edges_for_node): No longer need to deal with preds at all,
8048 or removing associated preds/succs.
8049 (merge_graph_nodes): Deal with indirect_cycles.
8050 Don't deal with predecessors.
8051 (add_implicit_graph_edge): New function.
8052 (add_pred_graph_edge): Ditto.
8053 (add_graph_edge): Don't deal with predecessors.
8054 (build_constraint_graph): Removed.
8055 (build_pred_graph): New function.
8056 (build_succ_graph): Ditto.
8057 (struct scc_info): Removed in_component. Added roots, dfs, and
8058 node_mapping. Remove visited_index, unification_queue.
8059 (scc_visit): Deal with union-find we do now.
8060 Deal with cycles with REF nodes.
8061 (collapse_nodes): Renamed and rewritten to ...
8062 (unify_nodes): This.
8063 (process_unification_queue): Removed.
8064 (topo_visit): Cleanup
8065 (do_da_constraint): Use find.
8066 (do_sd_constraint): Ditto.
8067 (do_ds_constraint): Ditto.
8068 (do_complex_constraint): Ditto.
8069 (init_scc_info): Update for removed and added members.
8070 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8071 (find_indirect_cycles): This.
8072 (equivalence_class): New variable.
8073 (label_visit): New function.
8074 (perform_variable_substitution): Rewritten.
8075 (free_var_substitution_info): New function.
8076 (find_equivalent_node): Ditto.
8077 (move_complex_constraints): Ditto.
8078 (eliminate_indirect_cycles): Ditto.
8079 (solve_graph): Only propagate changed bits.
8080 Use indirect cycle elimination.
8082 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8083 (tree_id_eq): Renamed to ...
8084 (tree_vi_eq): This. Update for member change
8085 (insert_id_for_tree): Renamed and rewritten to ...
8086 (insert_vi_for_tree): This.
8087 (lookup_id_for_tree): Renamed and rewritten to ...
8088 (lookup_vi_for_tree): This.
8089 (get_id_for_tree): Renamed and rewritten to ...
8090 (get_vi_for_tree): Ditto.
8091 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8092 (process_constraint): Don't handle INCLUDES.
8093 Remove special ADDRESSOF case.
8094 (find_func_aliases): Rewrite to use vi functions instead of id
8096 (create_function_info_for): Ditto.
8097 (create_variable_info_for): Ditto.
8098 (intra_create_variable_infos): Ditto.
8099 (merge_smts_into): Ditto.
8100 (find_what_p_points_to): Ditto.
8101 (init_base_vars): Ditto.
8102 (init_alias_vars): Ditto.
8103 (remove_preds_and_fake_succs): New function.
8104 (dump_sa_points_to_info): Dump new stats.
8105 (dump_solution_for_var): Use find.
8106 (set_used_smts): Fix formatting.
8107 (compute_points_to_sets): Updated for new functions.
8108 (ipa_pta_execute): Ditto.
8110 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8111 Richard Sandiford <richard@codesourcery.com>
8113 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8115 * calls.c (expand_call): If the return value is a PARALLEL,
8116 extract its first member.
8117 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8118 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8119 use FUNCTION_EXTRA_EPILOGUE.
8120 (m68k_function_value): Return a PARALLEL if the return value
8121 is of a pointer type.
8122 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8123 (FUNCTION_EXTRA_EPILOGUE): Remove.
8124 * config/m68k/m68k.md (D0_REG): New constant.
8126 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8128 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8129 output a NOP for empty epilogues.
8131 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8133 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8134 before function. Extend register save check to include all
8135 registers, not just integer ones.
8137 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8139 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8140 (m68k_use_return_insn): ...this.
8141 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8142 * config/m68k/m68k.c (use_return_insn): Rename to...
8143 (m68k_use_return_insn): ...this.
8144 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8147 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8149 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8150 nearest even, fix denormal rounding overflow.
8152 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8154 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8155 f%$smove and f%$move.
8156 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8157 (extendsfdf2_cf): Use fdmove instead of f%&move.
8158 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8159 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8161 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8163 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8166 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8168 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8169 (coldfire_single_format): Declare.
8170 (coldfire_double_format): Likewise.
8171 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8172 of qnan_msb_set to determine the lower bits of a canonical
8174 (encode_ieee_double): Likewise.
8175 (encode_ieee_quad): Likewise.
8176 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8177 (mips_single_format): Likewise.
8178 (ieee_double_format): Likewise.
8179 (mips_double_format): Likewise.
8180 (ieee_extended_motorola_format): Likewise.
8181 (ieee_extended_intel_96_format): Likewise.
8182 (ieee_extended_intel_128_format): Likewise.
8183 (ieee_extended_intel_96_round_53_format): Likewise.
8184 (ibm_extended_format): Likewise.
8185 (mips_extended_format): Likewise.
8186 (ieee_quad_format): Likewise.
8187 (mips_quad_format): Likewise.
8188 (vax_f_format): Likewise.
8189 (vax_d_format): Likewise.
8190 (vax_g_format): Likewise.
8191 (i370_single_format): Likewise.
8192 (i370_double_format): Likewise.
8193 (decimal_single_format): Likewise.
8194 (decimal_double_format): Likewise.
8195 (decimal_quad_format): Likewise.
8196 (c4x_single_format): Likewise.
8197 (c4x_extended_format): Likewise.
8198 (real_internal_format): Likewise.
8199 (coldfire_single_format): New real_format.
8200 (coldfire_double_format): Likewise.
8201 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8202 canonical_nan_lsbs_set.
8203 (pdp11_d_format): Likewise.
8204 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8205 if TARGET_COLDFIRE_CPU.
8207 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8209 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8210 (output_call, m68k_legitimize_call_address): Declare.
8211 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8212 parenthesees. Add support for a 'W' constraint.
8213 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8214 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8215 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8216 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8218 (override_options): Initialize them. Do not set flag_no_function_cse
8219 for TARGET_ID_SHARED_LIBRARY.
8220 (m68k_output_pic_call): Delete.
8221 (m68k_legitimize_call_address): New function.
8222 (print_operand): Remove the %o prefix. Handle the %p prefix.
8223 (output_call): New function.
8224 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8225 target address from the GOT if symbolic jumps are not allowed.
8226 * config/m68k/m68k.md (call, general_operand): Do not set
8227 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8228 Merge separate flag_pic and !flag_pic define_insns into...
8229 (*call, *call_value): ...these new patterns. Match the address
8230 rather than the containing MEM and require it to be a call_operand.
8231 Use output_call to generate the asm template.
8232 * config/m68k/predicates.md (const_call_operand): New predicate.
8233 (call_operand): Likewise.
8235 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8237 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8238 (STACK_GROWS_DOWNWARD): Define to 1.
8239 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8240 comments, emphasizing that these values are only defaults.
8241 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8242 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8244 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8246 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8248 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8249 Richard Sandiford <richard@codesourcery.com>
8251 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8252 (FP_REGNO_P): New macros.
8253 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8254 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8255 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8256 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8258 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8260 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8261 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8263 * config/m68k/t-floatlib: New file, extracting common code from...
8264 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8265 * config/m68k/t-uclinux: Here.
8266 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8267 routines on ColdFire targets.
8269 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8271 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8272 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8273 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8274 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8275 explicitly set MOTOROLA to 1.
8276 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8278 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8279 Nathan Sidwell <nathan@codesourcery.com>
8281 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8282 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8283 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8284 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8285 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8286 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8287 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8288 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8289 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8290 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8291 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8292 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8293 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8294 (DBX_REGISTER_NUMBER): Delete.
8295 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8296 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8297 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8299 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8301 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8302 * config/flat.h: New file.
8303 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8305 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8306 indirect references for -msep-data or -mid-shared-library.
8307 Do not use PC-relative code addresses either.
8308 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8310 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8311 for shared libraries and crt1.o for executables. Use crti.o and
8313 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8314 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8315 Do not add -elf2flt or -shared-lib-id options here.
8316 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8317 Pass -shared-lib-id if -mid-shared-library, taking the library
8318 identifier from -mshared-library-id if given, otherwise
8320 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8321 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8322 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8323 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8324 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8325 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8327 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8328 jump sequence for ISA A and ISA A+.
8329 (PICJUMP): Likewise.
8331 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8333 * config.gcc (m68k-*-uclinux*): Base the port on the common
8334 and m68k GNU/Linux files rather than on the generic ELF ones.
8335 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8336 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8338 2007-01-18 Julian Brown <julian@codesourcery.com>
8339 Richard Sandiford <richard@codesourcery.com>
8341 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8342 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8343 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8345 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8347 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8351 * doc/install.texi: Document m68k-uclinuxoldabi.
8352 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8353 * config/m68k/uclinux-oldabi.h: New file, copied from
8354 config/m68k/uclinux.h.
8356 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8358 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8359 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8360 (m32r_compute_frame_size): Use unsigned for regno.
8361 (m32r_reload_lr): Use gen_frame_mem.
8363 (m32r_output_function_epilogue): Don't output the function epilogue
8365 (m32r_expand_epilogue): New.
8366 (direct_return): Return false if the function has the interrupt
8368 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8369 * config/m32r/m32r.md (epilogue): New expander.
8370 (return_lr, return_rte): New insns.
8371 (return): Make it expander.
8372 (return_normal): New expander.
8374 2007-01-18 Josh Conner <jconner@apple.com>
8377 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8378 support for UNLE, UNLT, UNGE, and UNGT.
8380 2007-01-18 Jan Hubicka <jh@suse.cz>
8382 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8383 * tree-tailcall (add_virtual_phis): Likewise.
8384 (optimize_tail_call): Return TODOs.
8385 (execute_tail_calls): Return TODOs.
8386 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8387 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8389 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8390 Cleanup cfg using TODO.
8391 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8392 * passes.c (execute_function_todo): When cleanup did something, remove
8394 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8395 (make_edges): Don't cleanup_cfg.
8397 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8399 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8400 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8401 operate on the top of stack.
8402 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8403 register handling of instructions that output to the second
8405 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8406 (move_for_stack_reg): Special-case check for dead destination
8407 stack slot for constant load of 1.0 inside UNSPEC_TAN.
8409 * config/i386/i386.md (UNSPEC_TAN): New constant.
8410 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
8411 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
8412 to correctly model move of constant 1.0 to top stack slot.
8413 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
8414 (unnamed peephole2 pattern): Remove corresponding peephole2
8415 pattern that optimizes tan insn and loading of constant 1.0.
8416 (tanxf2): Use fptanxf4_i387.
8417 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
8418 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
8419 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8420 disable patterns for SSE math.
8421 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
8422 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
8424 2007-01-18 Dirk Mueller <dmueller@suse.de>
8425 Richard Guenther <rguenther@suse.de>
8428 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
8429 * common.opt (Warray-bounds): Add new warning option.
8430 * c-opts.c (c_common_handle_option): Define -Warray-bounds
8432 * Makefile.in: make tree-vrp.o depend on toplev.h
8433 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
8435 (check_array_refs, check_array_bounds, check_array_ref): New.
8437 2007-01-18 Jan Hubicka <jh@suse.cz>
8439 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
8440 (execute_ssa_ccp): Return flags conditionally.
8441 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
8443 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
8445 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
8447 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
8448 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
8450 * Makefile.c (GTFILES): Add cfglayout.h.
8451 * gengtype.c (open_base_files): Likewise.
8452 * cfglayout.c (cfg_layout_function_footer,
8453 cfg_layout_function_header) Reindent to make gengtype happy.
8454 * cfglayout.h (cfg_layout_function_footer,
8455 cfg_layout_function_header): Add GTY(()) marker.
8457 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
8459 2007-01-18 Ben Elliston <bje@au.ibm.com>
8461 * genautomata.c (write_automata): Include xstrerror output in the
8462 error message if writing the DFA description file fails.
8464 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
8466 * config/mips/mips-protos.h (mips_output_external): Make it
8468 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
8469 * config/mips/mips.c (irix_output_external_libcall): Likewise.
8470 (extern_list): Likewise.
8471 (extern_head): Likewise.
8472 (TARGET_ASM_FILE_END): Likewise.
8473 (mips_file_end): Likewise.
8474 (mips_output_external): Rewritten.
8476 2007-01-18 Ben Elliston <bje@au.ibm.com>
8478 * genpreds.c (write_insn_preds_c): Only write out the function
8479 body for regclass_for_constraint if we have register constraints.
8481 2007-01-17 Tom Tromey <tromey@redhat.com>
8483 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
8484 * doc/install.texi (Testing): Use sourceware.org.
8485 (Binaries): Likewise.
8486 (Specific): Likewise.
8487 * doc/contrib.texi (Contributors): Use sourceware.org.
8489 2007-01-17 Anatoly Sokolov <aesok@post.ru>
8491 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
8492 (AVR_ENHANCED): Rename to ...
8493 (AVR_HAVE_MUL): ... new.
8494 (avr_enhanced_p): Rename to ...
8495 (avr_have_mul_p): ... new.
8496 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
8497 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
8498 * config/avr/avr.c (avr_enhanced_p): Rename to ...
8499 (avr_have_mul_p): ... new.
8500 (base_arch_s): Rename 'enhanced' to 'have_mul'.
8501 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
8502 'avr_enhanced_p' and 'enhanced'.
8503 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
8504 AVR_HAVE_MUL instead of AVR_ENHANCED.
8505 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8506 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
8507 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
8508 instead of AVR_ENHANCED.
8509 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
8510 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
8511 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
8513 2007-01-17 Ian Lance Taylor <iant@google.com>
8515 * vec.h (VEC_reserve_exact): Define.
8516 (vec_gc_p_reserve_exact): Declare.
8517 (vec_gc_o_reserve_exact): Declare.
8518 (vec_heap_p_reserve_exact): Declare.
8519 (vec_heap_o_reserve_exact): Declare.
8520 (VEC_OP (T,A,reserve_exact)): New static inline function, three
8522 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
8524 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
8525 (VEC_OP (T,A,copy)) [all versions]: Likewise.
8526 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
8527 * vec.c (calculate_allocation): Add exact parameter. Change all
8529 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
8530 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
8531 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
8532 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
8533 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
8534 (vec_heap_p_reserve_exact): New function.
8535 (vec_heap_o_reserve_exact): New function.
8537 2007-01-17 Jan Hubicka <jh@suse.cz>
8539 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
8541 2007-01-17 Eric Christopher <echristo@apple.com>
8543 * config.gcc: Support core2 processor.
8545 2007-01-16 Jan Hubicka <jh@suse.cz>
8547 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
8548 the names, just unlink the chain so we don't crash on dangling pointers
8551 2007-01-16 Jan Hubicka <jh@suse.cz>
8553 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
8554 * tree-pass.h: Reorder to make IPA passes appear toegher.
8555 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
8556 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
8557 parameters, do not call early inliner.
8558 * ipa-inline.c: Update comments. Include tree-flow.h
8559 (cgraph_decide_inlining): Do not compute inlining parameters.
8560 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
8561 be called with function context set up.
8562 (pass_ipa_inline): Remove unreachable functions before pass.
8563 (cgraph_early_inlining): Simplify assuming to be called from the
8565 (pass_early_inline): New pass.
8566 (cgraph_gate_ipa_early_inlining): New gate.
8567 (pass_ipa_early_inline): Turn into simple wrapper.
8568 (compute_inline_parameters): New function.
8569 (gate_inline_passes): New gate.
8570 (pass_inline_parameters): New pass.
8571 (apply_inline): Move here from tree-optimize.c
8572 (pass_apply_inline): New pass.
8573 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
8575 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
8577 (tree_function_versioning): Do not allocate dummy struct function.
8578 * tree-inline.h (optimize_inline_calls): Update prototype.
8579 * tree-optimize.c (execute_fixup_cfg): Export.
8580 (pass_fixup_cfg): Remove
8581 (tree_rest_of_compilation): Do not apply inlines.
8582 * tree-flow.h (execute_fixup_cfg): Declare.
8583 * Makefile.in (gt-passes.c): New.
8584 * passes.c: Include gt-passes.h
8585 (init_optimization_passes): New passes.
8586 (nnodes, order): New static vars.
8587 (do_per_function_toporder): New function.
8588 (execute_one_pass): Dump current pass here.
8589 (execute_ipa_pass_list): Don't dump current pass here.
8591 2007-01-16 Janis Johnson <janis187@us.ibm.com>
8593 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
8594 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
8596 2007-01-16 David Edelsohn <edelsohn@gnu.org>
8598 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
8599 (strong_alias): Define.
8600 (__gcc_qmul): Provide non-FMA for soft-float.
8606 (__gcc_qunord): New.
8616 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
8617 soft-float functions.
8618 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
8619 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
8620 about long double soft float.
8622 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
8623 Tehila Meyzels <tehila@il.ibm.com>
8625 * tree-vectorizer.h (is_pattern_stmt_p): New.
8626 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
8627 formatting (tabs instead of spaces). Cleanup and clarify setting
8628 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
8629 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
8630 (vectorizable_type_demotion): Check that types are integral.
8631 (vectorizable_type_promotion): Likewise.
8632 (vectorizable_store): Fix typo. Eliminate new-line at end of
8635 2007-01-16 Jan Hubicka <jh@suse.cz>
8637 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
8640 2007-01-15 Eric Christopher <echristo@apple.com>
8642 * ifcvt.c: Include vec.h, vecprim.h.
8643 (check_cond_move_block): New argument regs.
8644 Reorganize. Add registers used to regs.
8645 (cond_move_process_if_block): Use regs set above as
8648 2007-01-15 Eric Christopher <echristo@apple.com>
8650 * config/darwin.h: Update copyright.
8651 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
8652 (LINK_COMMAND_SPEC): Add -u.
8653 (LINK_SPEC): Fix umbrella for above.
8655 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
8657 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
8660 2007-01-15 Tom Tromey <tromey@redhat.com>
8662 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
8663 * doc/install.texi (Testing): Don't mention jacks.
8664 (Configuration): Document --enable-java-maintainer-mode. Move
8665 --with-java-home to libgcj-specific section. Document
8667 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
8669 2007-01-15 Jan Hubicka <jh@suse.cz>
8671 * tree-ssa-dce.c (DCE_TODOs): New.
8672 (propagate_necessity): Return if something changed.
8673 (eliminate_unnecessary_stmts): Likewise.
8674 (perform_tree_ssa_dce): Return TODO flags when needed.
8675 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
8677 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
8679 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
8680 (fyl2x_extend<mode>xf3_i387): New insn pattern.
8681 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
8682 patterns using X87MODEF12 mode macro. Extend operand 1
8683 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8684 (log10<mode>2): Ditto.
8685 (log2<mode>2): Ditto.
8686 (log1p<mode>2): Ditto.
8687 (logb<mode>2): Ditto.
8688 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
8689 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
8690 (*fxtractxf3_i387): Rename from *fxtractxf3.
8691 (fxtract_extend<mode>xf3_i387): New insn pattern.
8692 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
8693 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
8694 and gen_fyl2xxf3_i387().
8696 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
8698 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
8699 * cfgloopmanip.c (fix_loop_placement): Made static. Use
8700 get_loop_exit_edges. Changed return type to bool.
8701 * cfgloop.h (fix_loop_placement): Declaration removed.
8703 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
8705 * param.h (MIN_VECT_LOOP_BOUND): New.
8706 * params.def (MIN_VECT_LOOP_BOUND): New.
8707 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
8708 argument - minimum threshold for number of iterations.
8709 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
8710 argument to declaration.
8711 * tree-vect-analyze.c (vect_analyze_operations): Check value of
8712 MIN_VECT_LOOP_BOUND.
8713 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
8714 slpeel_tree_peel_loop_to_edge with additional argument.
8715 (vect_do_peeling_for_alignment): Likewise.
8716 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8718 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8721 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8724 2007-01-14 Jan Hubicka <jh@suse.cz>
8726 * tree-dfa.c (remove_referenced_var): New function.
8727 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8728 prune referenced vars list too.
8729 * tree-flow.h (remove_referenced_var): Declare.
8731 2007-01-14 Jan Hubicka <jh@suse.cz>
8733 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8735 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8736 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8737 * except.h (verify_eh_throw_table_statements): Kill prototype.
8738 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8739 into call exrepssions.
8740 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8742 * tree-cfg.c: Include pointer-set.h.
8743 (verify_node_sharing): Work on pointer set.
8744 (verify_eh_throw_stmt_node): New.
8745 (verify_stmts): Use pointers sets, verify throw_stmt.
8747 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8749 * ipa-reference.c (analyze_function): Consider also addresses taken
8752 2007-01-12 Roger Sayle <roger@eyesopen.com>
8754 * c-typeck.c (null_pointer_constant_p): Replace use of
8755 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8756 (build_c_cast): Likewise.
8758 2007-01-12 Roger Sayle <roger@eyesopen.com>
8760 * tree.h (force_fit_type_double): Remove unused final argument.
8761 * c-common.c (constant_expression_warning): Replace use of
8762 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8763 (convert_and_check): Likewise.
8764 (shorten_compare): Update call to force_fit_type_double.
8765 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8766 * convert.c (convert_to_pointer): Update call to
8767 force_fit_type_double.
8768 * fold-const.c (force_fit_type_double): Remove overflowed_const
8770 (int_const_binop, fold_convert_const_int_from_int,
8771 fold_convert_const_int_from_real, fold_div_compare,
8772 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8773 fold_abs_const, fold_not_const): Remove the final argument from
8774 calls to force_fit_type_double.
8776 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8778 * configure.ac: Set insn to "nop" for spu-*-* also.
8779 * configure: Regenerate.
8781 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8783 * builtins.def : Add BUILT_IN_FREE.
8785 2007-01-12 Jan Hubicka <jh@suse.cz>
8787 PR tree-optimization/30443
8788 * tree-inline.c (tree_function_versioning): Do not optimize when
8789 cloning for inlining.
8791 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8793 * doc/loop.texi: Document recording of loop exits.
8794 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8795 (update_single_exits_after_duplication,
8796 update_single_exit_for_duplicated_loop,
8797 update_single_exit_for_duplicated_loops): Removed.
8798 (duplicate_loop_to_header_edge): Do not call
8799 update_single_exits_after_duplication and
8800 update_single_exit_for_duplicated_loops.
8801 (loop_version): Do not update single_exit information.
8802 (fix_loop_structure): Use record_loop_exits instead of
8803 mark_single_exit_loops.
8804 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8805 the lists of loop exits.
8806 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8807 split_edge, merge_blocks): Update the lists of loop exits.
8808 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8809 loop_optimizer_init.
8810 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8811 of mark_single_exit_loops.
8812 (loop_optimizer_finalize): Call release_recorded_exits.
8813 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8814 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8815 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8816 update single exit information.
8817 * lambda-code.c (perfect_nestify): Ditto.
8818 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8819 (mark_single_exit_loops): Removed.
8820 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8821 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8822 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8824 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8825 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8826 (verify_loop_structure): Verify consistency of the exit lists.
8827 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8828 (set_single_exit): Removed.
8829 * cfgloop.h (struct loop_exit): New function.
8830 (struct loop): single_exit_ field replaced by exits field.
8831 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8832 (struct loops): Added exits hash.
8833 (mark_single_exit_loops, set_single_exit): Declaration removed.
8834 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8836 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8838 * doc/invoke.texi: Avoid use of @headitem.
8840 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8842 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8844 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8846 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8849 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8850 Richard Sandiford <richard@codesourcery.com>
8852 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8853 * config/m68k/m68k.opt: Resort options.
8854 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8856 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8857 Richard Sandiford <richard@codesourcery.com>
8859 * doc/invoke.texi: Document the macros that are defined by
8860 m68k's -mtune and -mhard-float options.
8861 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8862 (m68k_cpp_cpu_family): Likewise.
8863 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8864 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8865 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8866 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8867 (m68k_cpp_cpu_family): Likewise.
8869 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8871 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8872 macros besides mc68000 as tuning macros. Use a switch statement
8873 to set them and mcpu32.
8875 2007-01-12 Julian Brown <julian@codesourcery.com>
8877 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8878 (TARGET_68040_ONLY): Rename to...
8879 (TARGET_68040): ...this.
8880 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8881 * config/m68k/m68k.md: Likewise.
8883 2007-01-12 Julian Brown <julian@codesourcery.com>
8884 Nathan Sidwell <nathan@codesourcery.com>
8885 Richard Sandiford <richard@codesourcery.com>
8887 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8888 the -mcpu= argument associated with the --with-cpu setting.
8889 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8890 if different from the one implied by the -mcpu setting.
8891 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8892 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8893 * doc/invoke.texi: Mention ColdFire in the introduction to the
8894 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8895 -mno-div and -mhard-float options. Make -m68881 a synonym for
8896 -mhard-float. Document the previously-undocumented -m5206e,
8897 -m528x, -m5307 and -m5407 options. Tweak the existing option
8898 documentation for consistency.
8899 * doc/install.texi: Mention new --with-cpu arguments.
8900 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8901 default CPU if neither -mcpu nor -march are specified.
8902 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8903 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8904 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8905 using m68k_tune to decide between families that implement the
8906 same ISA. Use m68k_tune to set __mcfv4e__.
8907 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8908 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8909 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8910 (FL_ISA_C, FL_ISA_MMU): New macros.
8911 (MASK_COLDFIRE): Delete.
8912 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8913 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8914 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8915 (TARGET_HARD_FLOAT): Do not define here.
8916 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8917 (TUNE_68000): New macro.
8918 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8919 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8920 (TUNE_CFV2): Redefine in terms of m68k_tune.
8921 (uarch_type, target_device, fpu_type): New enums.
8922 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8923 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8924 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8925 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8926 (FL_FOR_isa_c): New macros.
8927 (m68k_isa): New enum.
8928 (m68k_target_selection): New structure.
8929 (all_devices, all_isas, all_microarchs): New tables.
8930 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8931 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8932 (MASK_ALL_CPU_BITS): Delete.
8933 (m68k_find_selection): New function.
8934 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8935 Map the legacy target options to a combination of the new ones.
8936 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8937 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8938 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8940 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8941 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8943 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8944 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8945 * config/m68k/m68k-devices.def: New file.
8947 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8948 Nathan Sidwell <nathan@codesourcery.com>
8950 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8951 (SUBTARGET_EXTRA_SPECS): New macros.
8952 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8953 use %(asm_cpu_spec) instead.
8954 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8955 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8956 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8957 (EXTRA_SPECS): Rename to...
8958 (SUBTARGET_EXTRA_SPECS): ...this.
8960 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8961 Richard Sandiford <richard@codesourcery.com>
8962 Julian Brown <julian@codesourcery.com>
8964 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8965 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8966 to the configuration's default CPU.
8967 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8968 Remove default masks.
8969 (m680[012]0-*-*): Set the default with_cpu to the first part of
8971 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8972 (m68k*-*-linux): Extend the --with-cpu handling to...
8973 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8974 and m68010. Don't set target_cpu_default2.
8975 * doc/install.texi: Document --with-cpu for m68k.
8976 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8977 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8978 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8979 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8980 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8981 (ASM_SPEC): Remove use of %(asm_cpu_default).
8982 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8983 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8984 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8985 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8986 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8987 (TARGET_DEFAULT): Delete.
8988 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8989 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8990 (CPP_CPU_SPEC): Delete.
8991 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8992 the appropriate string.
8993 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8994 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8995 (ASM_SPEC): Don't use %(asm_default_spec).
8996 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8997 TARGET_DEFAULT and add MASK_68881.
8998 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9000 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9002 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9003 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9004 MASK_68010 alongside MASK_68020.
9005 * doc/invoke.texi: Document -m68010.
9006 * config/m68k/m68k.opt (m68010): New.
9007 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9009 (TUNE_68010): New macro.
9010 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9011 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9012 (M68K_CPU_m68332): Add MASK_68010.
9013 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9014 fallback definition.
9015 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9017 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9018 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9019 to all entries that use MASK_68020.
9020 (output_move_simode_const, output_move_himode, output_move_qimode)
9021 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9022 instead of TARGET_68020 to select clr behavior. Remove comment
9023 about there being no TARGET_68010.
9024 * config/m68k/m68k.md: Likewise throughout.
9026 2007-01-12 Julian Brown <julian@codesourcery.com>
9028 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9029 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9030 * config/m68k/m68k.md: Likewise.
9032 2007-01-12 Julian Brown <julian@codesourcery.com>
9034 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9035 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9037 2007-01-12 Julian Brown <julian@codesourcery.com>
9039 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9040 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9041 * config/m68k/m68k.md: Likewise.
9043 2007-01-12 Julian Brown <julian@codesourcery.com>
9044 Richard Sandiford <richard@codesourcery.com>
9046 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9047 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9048 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9050 (TARGET_CPU32): Rename to...
9051 (TUNE_CPU32): ...this.
9052 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9053 (TUNE_CFV2): New macros.
9054 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9055 remove conditions that are implied by TARGET_68020.
9056 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9057 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9058 (m68k_output_function_epilogue): Likewise.
9059 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9060 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9061 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9062 non-68000 timings. Refactor multiplication and division costs.
9063 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9064 TUNE_CPU32 instead of TARGET_CPU32.
9065 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9066 and TUNE_68060 instead of TARGET_68060.
9067 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9068 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9070 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9071 && !TARGET_COLDFIRE" to choose between moveq and clr.
9072 Likewise in the unnamed movsf pattern.
9073 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9074 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9077 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9079 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9080 of tabbing before backslashes.
9082 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9084 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9085 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9086 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9088 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9090 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9091 find_interesting_uses_cond.
9092 (find_interesting_uses_cond): Use extract_cond_operands.
9093 (rewrite_use_compare): Use extract_cond_operands and
9094 force_gimple_operand_bsi. Do not call update_stmt.
9095 (determine_use_iv_cost_condition): Use extract_cond_operands.
9096 Return cheaper of using original bound and changing the exit bound.
9098 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9100 PR tree-optimization/29516
9101 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9102 most_expensive_mult_to_index, addr_to_parts,
9103 create_mem_ref, maybe_fold_tmr): Make the type of
9104 fields of TARGET_MEM_REF sizetype.
9105 (move_fixed_address_to_symbol, move_pointer_to_base):
9107 * tree.def (TARGET_MEM_REF): Add comment on types of
9110 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9112 * c-common.c (vector_types_convertible_p): Treat opaque types as
9113 always convertible if they have the same size, but not otherwise.
9115 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9117 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9118 Remove the b_unconditional field.
9119 (noce_try_sign_mask): Do not look at b_unconditional.
9120 (noce_process_if_block): Do not use merge_if_blocks. Update
9121 the CFG here. Do not set b_unconditional.
9122 (cond_move_process_if_block): Likewise.
9123 (find_cond_trap): Likewise.
9124 (check_cond_move_block): Require simple jump insns at the end
9127 2007-01-11 Jan Hubicka <jh@suse.cz>
9129 PR tree-optimization/1046
9130 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9131 when alias info is not ready.
9132 (pass_tail_recursion): Do not require aliasing.
9133 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9134 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9135 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9136 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9137 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9138 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9139 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9141 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9142 When aliasing is not build, mark statement as volatile.
9144 2007-01-11 Tom Tromey <tromey@redhat.com>
9146 PR preprocessor/15185, PR preprocessor/20989:
9147 * doc/cppopts.texi <-MT>: Update description of algorithm for
9148 computing default target.
9149 <-M, -MD>: Reword "basename" text.
9151 2007-01-11 Roger Sayle <roger@eyesopen.com>
9153 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9154 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9155 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9156 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9157 fold_builtin_bswap, real_constp, fold_builtin_pow,
9158 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9159 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9160 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9161 * convert.c (convert_to_pointer): Likewise.
9162 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9163 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9164 const_binop, fold_convert_const_int_from_int,
9165 fold_convert_const_int_from_real,
9166 fold_convert_const_real_from_real, sign_bit_p,
9167 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9168 fold_sign_changed_comparison, fold_unary, fold_comparison,
9169 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9170 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9171 * print-tree.c (print_node_brief, print_node): Likewise.
9172 * stor-layout.c (place_field, layout_type): Likewise.
9173 * tree-chrec.c (keep_cast): Likewise.
9174 * tree.c (build_vector, build_real, build_real_from_int_cst,
9175 build_complex): Likewise.
9177 2007-01-11 Roger Sayle <roger@eyesopen.com>
9179 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9180 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9182 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9184 * configure.ac (strict1_warn): Rename to strict_warn.
9185 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9186 cc_set_by_configure, quoted_cc_set_by_configure,
9187 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9188 all_boot_languages, all_stagestuff): Remove.
9189 (target_list): Remove bootstrap targets.
9190 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9191 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9192 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9193 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9194 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9195 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9196 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9197 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9198 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9199 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9200 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9201 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9202 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9203 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9204 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9205 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9206 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9207 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9208 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9209 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9210 (mostlyclean): Adjust.
9211 (clean, distclean): Don't mention bootstrap stuff.
9212 * configure: Regenerate.
9213 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9214 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9215 treelang/config-lang.in (stagestuff): Remove.
9216 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9217 stageprofile, stagefeedback, stagestuff): Remove mention.
9219 2007-01-11 Nick Clifton <nickc@redhat.com>
9221 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9223 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9224 (mcore_arith_K_S_operand): Run the test for the S constraint not
9225 the test for the M constraint.
9226 (mcore_addsub_operand): Do not accept integer values that are
9227 larger than 32 bits.
9228 * config/mcore/mcore.md: Remove unused constraints from split.
9229 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9231 (allocate_stack): Likewise.
9232 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9233 operands to 32 bits.
9234 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9236 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9237 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9238 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9239 mcore_output_bclri, mcore_output_andn, output_inline_const,
9240 mcore_output_move, mcore_output_movedouble): Likewise.
9241 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9242 (output_inline_const): Likewise.
9243 (output_inline_const): Fix format strings used in sprintf
9245 * config/mcore/mcore-protos.h: Update prototypes for changed
9246 functions in mcore.c.
9247 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9248 HOST_WIDE_INT and not int.
9249 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9250 CONST_OK_FOR_N): Likewise.
9251 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9252 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9255 2007-01-10 Jan Hubicka <jh@suse.cz>
9257 * tree-vrp.c (remove_range_assertions): Release defs.
9258 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9259 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9261 2007-01-10 Paul Brook <paul@codesourcery.com>
9263 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9264 * config/arm/arm.md (mulsi3subsi): New insn.
9266 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9268 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9269 (tree_transform_and_unroll_loop): New.
9270 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9273 2007-01-10 Robert Kennedy <jimbob@google.com>
9275 * fold-const.c (fold_comparison): Fold comparisons like (x *
9276 1000 < 0) to (x < 0).
9278 2007-01-10 Ian Lance Taylor <iant@google.com>
9280 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9281 operands have the same priority.
9283 2007-01-10 Tom Tromey <tromey@redhat.com>
9285 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9286 (fold_binary): Likewise.
9287 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9288 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9289 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9290 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9291 * langhooks.h (struct lang_hooks): Removed field
9292 'can_use_bit_fields_p'.
9294 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9296 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9298 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9300 * function.c (get_last_funcdef_no): New function.
9301 * function.h (get_last_funcdef_no): Declare.
9302 * tree-inline.c (initialize_cfun): Add initialization.
9303 (tree_function_versioning): Cleanup.
9305 2007-01-10 Jan Hubicka <jh@suse.cz>
9307 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9310 2007-01-10 Sa Liu <saliu@de.ibm.com>
9311 Ben Elliston <bje@au.ibm.com>
9313 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9314 for SAVE_NONLOCAL and Pmode for any other save level.
9315 * spu-protos.h (spu_restore_stack_block): Declare.
9316 * spu.md (save_stack_block): Remove.
9317 (restore_stack_block): Call spu_restore_stack_block.
9318 * spu.c (spu_restore_stack_block): New function.
9319 (spu_expand_epilogue): Remove old comment.
9321 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9323 PR tree-optimization/30322
9324 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9325 (cand_value_at): Return the value as aff_tree.
9326 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9327 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9328 aff_combination_mult): New functions.
9329 (aff_combination_add): Use aff_combination_add_cst.
9330 (aff_combination_convert): Allow conversions to a wider type.
9331 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9332 * tree-affine.h (aff_combination_mult): Declare.
9334 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9336 * doc/tm.texi: Update documentation to reflect reality of exec
9337 and start file search behaviours. Update copyright year.
9338 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9339 header file directories.
9341 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9343 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9344 (*cosxf2): Rename to cosxf2_i387.
9345 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9346 using X87MODEF12 mode macro. Rename patterns to
9347 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9349 (*cosdf2, *cossf2): Ditto.
9350 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9351 to match extended input operands.
9352 (sincos<mode>3): New expander.
9353 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9354 insn patterns and corresponding splitters.
9356 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9358 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9359 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9361 2007-01-09 Nicolas Pitre <nico@cam.org>
9364 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9366 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9368 * target.h (struct gcc_target): New field library_rtti_comdat.
9369 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9370 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9371 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9372 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9374 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9376 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9378 2007-01-08 Richard Guenther <rguenther@suse.de>
9380 * tree.h (force_fit_type_double): Export.
9381 (force_fit_type): Remove.
9382 * fold-const.c (force_fit_type_double): New function.
9383 (force_fit_type): Remove.
9384 (int_const_binop): Use it.
9385 (fold_convert_const_int_from_int): Likewise.
9386 (fold_convert_const_int_from_real): Likewise.
9387 (fold_div_compare): Likewise.
9388 (fold_sign_changed_comparison): Likewise.
9389 (fold_unary): Likewise.
9390 (fold_negate_const): Likewise.
9391 (fold_abs_const): Likewise.
9392 (fold_not_const): Likewise.
9393 * c-common.c (shorten_compare): Use force_fit_type_double.
9394 * convert.c (convert_to_pointer): Likewise.
9396 2007-01-08 Richard Guenther <rguenther@suse.de>
9398 * tree.h (build_int_cst_wide_type): Export.
9399 * tree.c (build_int_cst_wide_type): New function.
9400 (build_int_cst_wide): Fix comment.
9401 * builtins.c (fold_builtin_object_size): Use build_int_cst
9402 to build -1 or 0 of the correct type. Use fit_double_type
9403 to check for overflow.
9404 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9406 (decode_field_reference): Likewise.
9407 (all_ones_mask_p): Likewise.
9408 (native_interpret_int): Use build_int_cst_wide_type.
9409 (fold_binary): Use build_int_cst_type to build an all-ones
9411 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
9413 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
9415 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
9417 2007-01-09 Ben Elliston <bje@au.ibm.com>
9419 * genautomata.c (STATS_OPTION): New option.
9420 (stats_flag): New flag.
9421 (gen_automata_option): Handle it.
9422 (initiate_automaton_gen): Ditto.
9423 (write_automata): Output statistics only if stats_flag is
9424 set. Likewise, output time statistics only if time_flag is set.
9425 * doc/md.texi (Processor pipeline description): Document new flag.
9427 2007-01-08 Richard Guenther <rguenther@suse.de>
9429 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
9430 * tree.c (build_int_cst_type): Likewise.
9431 (size_in_bytes): Don't call force_fit_type on the result.
9432 (int_fits_type_p): Use fit_double_type.
9433 * fold-const.c (fit_double_type): New function.
9434 (force_fit_type): Use it.
9435 * tree.h (fit_double_type): Export.
9437 2007-01-08 Jan Hubicka <jh@suse.cz>
9439 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
9440 * ipa.c (function_and_variable_visibility): Fix return type.
9442 2007-01-08 Richard Guenther <rguenther@suse.de>
9444 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
9445 of offset to build the index.
9446 * tree-pretty-print.c (dump_generic_node): Don't build negated
9447 const just for printing.
9448 * c-pretty-print.c (pp_c_integer_constant): Likewise.
9449 * builtins.c (fold_builtin_int_roundingfn): Check if result
9450 fits the type by using force_fit_type and comparing the result.
9451 * predict.c (predict_loops): Use compare_tree_int for comparison.
9452 * tree.c (build_int_cst): Fall back to integer_type_node for
9454 (build_int_cst_wide): Assert type is non-null.
9456 2007-01-08 Roberto Costa <roberto.costa@st.com>
9458 * tree-vrp.c (extract_range_from_cond_expr): New.
9459 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
9460 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
9462 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
9463 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
9464 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
9465 used as expressions.
9466 * tree-object-size.c (cond_expr_object_size): New.
9467 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
9469 2007-01-08 Jan Hubicka <jh@suse.cz>
9471 * tree-ssa-forwprop.c (forward_propagate_into_cond,
9472 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
9475 2007-01-08 Richard Guenther <rguenther@suse.de>
9477 PR tree-optimization/23603
9478 * tree-vrp.c (set_value_range_to_truthvalue): New function.
9479 (extract_range_from_binary): Fall back to truthvalue instead of
9480 varying for TRUTH_*_EXPR.
9481 (extract_range_from_comparison): Fall back to truthvalue instead of
9483 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
9484 if all visited PHI values were constant.
9486 2007-01-08 Jan Hubicka <jh@suse.cz>
9488 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
9489 (cgraph_analyze_function): break out from ...
9490 (cgraph_finalize_compilation_unit): ... here.
9491 (cgraph_expand_function): Remove forgoten commented out line.
9492 (cgraph_optimize): Analyze functions.
9494 2007-01-08 Jan Hubicka <jh@suse.cz>
9496 * tree-pas.h (TODO_remove_function): New flag.
9497 (TODO_update*): Renumber.
9498 (pass_ipa_increase_alignment,
9499 pass_ipa_function_and_variable_visibility): New passes.
9500 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
9501 (cgraph_function_and_variable_visibility): Move to ipa.c
9502 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
9503 cgraph_increase_alignment.
9504 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
9505 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
9506 calling tree-inline.
9507 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
9508 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
9509 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
9510 (gate_increase_alignment): New function.
9511 (pass_ipa_increase_alignment): New pass.
9512 * ipa.c: Inline tree-pass.h and timevar.h
9513 (function_and_variable_visibility): Move here from cgraphunit.c
9514 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
9515 * passes.c (init_optimization_passes): Add the two new passes.
9516 (execute_todo): Handle cgraph_remove_functions.
9518 2007-01-08 Nick Clifton <nickc@redhat.com>
9520 * config/frv/predicates.md (reg_or_0_operand): Accept
9523 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
9525 * config/bfin/rtems.h, config/bfin/t-rtems: New.
9526 * config.gcc: Add bfin*-rtems*.
9528 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9530 * c.opt: Add -flax-vector-conversions.
9531 * c-typeck.c (convert_for_assignment): Pass flag to
9532 vector_types_convertible_p to allow emission of note.
9533 (digest_init): Likewise.
9534 * c-opts.c: Handle -flax-vector-conversions.
9535 * c-common.c (flag_lax_vector_conversions): New.
9536 (vector_types_convertible_p): Unless -flax-vector conversions
9537 has been passed, disallow conversions between vectors with
9538 differing numbers of subparts and/or element types. If such
9539 a conversion is disallowed, possibly emit a note on the first
9540 occasion only to inform the user of -flax-vector-conversions.
9541 The new last argument specifies this.
9542 * c-common.h (flag_lax_vector_conversions): New.
9543 (vector_types_convertible_p): Add extra argument.
9544 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
9545 char_type_node for V*QI type vectors.
9546 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
9547 Update to satisfy new typechecking rules.
9548 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
9550 * doc/invoke.texi (C Dialect Options): Document
9551 -flax-vector-conversions.
9553 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
9555 PR tree-optimization/29877
9556 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
9557 a register variable on the RHS to not be replaceable.
9559 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
9560 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
9561 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
9562 const_simm15, const_pow2, const_npow2): Added.
9563 * config/score/misc.md (insv, extv, extzv, movmemsi,
9564 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
9565 * config/score/score.c (score_address_cost, score_select_cc_mode):
9567 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
9568 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
9569 Update score_print_operand.
9570 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
9571 Adjust register allocate order and update some macro define.
9572 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
9573 mdx_block_move_straight, mdx_block_move_loop_head,
9574 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
9575 mdx_block_move): Added.
9576 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
9577 mdp_limm): Updated and fix some bug and typo.
9578 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
9579 (movsf, movdf, doloop_end): Added.
9581 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
9583 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
9584 config/arm/thumb2.md: Fix comment typos.
9585 * doc/extend.texi: Fix a typo.
9587 2007-01-07 Eric Christopher <echristo@apple.com>
9589 * configure.ac: Check for __stack_chk_fail for darwin.
9590 * configure: Regenerate.
9592 2007-01-07 Richard Guenther <rguenther@suse.de>
9594 * tree-vrp.c (extract_range_from_assert): CSE calls to
9595 compare_values where possible.
9596 (extract_range_from_unary_expr): Likewise.
9598 2007-01-07 Anatoly Sokolov <aesok@post.ru>
9600 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
9601 * config/avr/avr.c (call_insn_operand): Delete function.
9602 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
9603 instead of register number. Use predicates.
9604 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
9605 call_insn_operand): Add.
9607 2007-01-06 Jan Hubicka <jh@suse.cz>
9609 * tree-pass.h (pass_build_cgraph_edges): Declare.
9610 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
9611 (visited_nodes): Remove.
9612 (cgraph_create_edges): Move to cgraphbuild.c; rename to
9613 build_cgrpah_edges; make visited_nodes local.
9614 (cgraph_process_new_functions): DO not call initialize_inline_failed.
9615 (record_references_in_initializer): Move to cgraphbuild.c
9616 (initialize_inline_failed, rebuild_cgraph_edges,
9617 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
9618 (verify_cgraph_node): Make visited_nodes local.
9619 (cgraph_analyze_function): Do not call cgraph_create_edges and
9620 initialize_inline_failed.
9621 (cgraph_expand_function): Do not call cgraph_lower_function;
9622 assert that function is already lowered.
9623 * Makefile.in (cgraphbuild.o): New.
9624 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
9625 at the end of lowering passes.
9627 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
9629 * ifcvt.c (cond_move_convert_if_block): New function, code
9630 factored out from...
9631 (cond_move_process_if_block): ...here. Call the new function
9632 on the THEN and ELSE blocks.
9633 (merge_if_block): Do not copy global_live_at_end, merge_blocks
9634 already takes care of this.
9636 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9639 * tree.h (TREE_OVERFLOW_P): New.
9640 * c-typeck.c (parser_build_unary_op): Warn only if result
9641 overflowed and operands did not.
9642 (parser_build_binary_op): Likewise.
9643 (convert_for_assignment): Remove redundant overflow_warning.
9644 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
9646 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9648 * c-typeck.c (store_init_value): Split over two lines to follow
9649 the GNU coding style.
9651 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
9653 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
9654 __GXX_EXPERIMENTAL_CXX0X__.
9655 * doc/cpp.texi: Same.
9657 2007-01-05 Richard Guenther <rguenther@suse.de>
9660 * tree.c (get_narrower): Do not construct COMPONENT_REFs
9661 with mismatched types. Instead explicitly build a
9662 conversion NOP_EXPR.
9664 2007-01-05 Ian Lance Taylor <iant@google.com>
9666 * c-common.c (decl_with_nonnull_addr_p): New function.
9667 (c_common_truthvalue_conversion): Call it.
9668 * c-typeck.c (build_binary_op): Likewise.
9669 * c-common.h (decl_with_nonnull_addr_p): Declare.
9671 2007-01-05 Jakub Jelinek <jakub@redhat.com>
9674 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
9677 2007-01-05 Joel Brobecker <brobecker@adacore.com>
9679 * doc/install.texi (Final install): Document the fact that
9680 the GNAT runtime should not be stripped.
9682 2007-01-04 Jan Hubicka <jh@suse.cz>
9684 * tree-inline.c (fold_marked_statements): Update operand caches
9685 and EH after folding
9687 2007-01-04 Ian Lance Taylor <iant@google.com>
9689 * c-common.c (check_function_nonnull): Whitespace fix.
9691 2007-01-04 Jan Hubicka <jh@suse.cz>
9693 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
9694 comitted older version of patch.
9695 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
9696 function, celanup cfg and collect garbage.
9698 2007-01-04 Mike Stump <mrs@apple.com>
9700 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
9703 2007-01-04 Eric Christopher <echristo@apple.com>
9705 * libgcc2.c (__bswapsi2): Use SItype.
9706 (__bswapdi2): Use DItype.
9707 * libgcc2.h: Update for above.
9709 2007-01-04 Paul Brook <paul@codesourcery.com>
9711 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
9712 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
9713 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
9714 umulsidi3, umulsidi3adddi, smulsi3_highpart,
9715 umulsi3_highpart): Make conditional on !arm_arch6.
9716 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
9717 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9718 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9719 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9720 umulsi3_highpart_v6): New insns.
9722 2007-01-04 Roger Sayle <roger@eyesopen.com>
9724 * fold-const.c (fold_convert): When casting an expression to void,
9725 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9726 have a type. Instead of attempting to build a NOP_EXPR, return
9727 these "special" trees directly.
9729 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9731 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9732 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9733 rs6000_cost->fp not 0 as adjustment for outer NEG.
9735 2007-01-04 Jan Hubicka <jh@suse.cz>
9737 * cgraph.c (cgraph_release_function_body): New function.
9738 (cgraph_remove_node): Use it.
9739 * cgraph.h (cgraph_release_function_body): Declare.
9740 * cgraphunit.c (cgraph_expand_function): Use it.
9741 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9742 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9743 is initialized and while compilation of other function is running.
9744 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9745 statement CFG annotations from here to ...
9746 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9748 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9750 * cfgloop.h (enum li_flags): Make the constants powers of two.
9752 2007-01-04 Jan Hubicka <jh@suse.cz>
9754 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9756 (fold_marked_statements): New function.
9757 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9758 * tree-inline.h (copy_body_data): Add statements_to_fold.
9760 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9762 * config.gcc: Mention libgcc/config.host.
9763 * Makefile.in: Update comments mentioning libgcc.
9764 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9765 (all.cross, start.encap, rest.encap, rest.cross): Update
9766 dependencies for libgcc move.
9767 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9768 (clean-target, clean-target-libgcc): Delete.
9769 (srcdirify, GCC_EXTRA_PARTS): New macros.
9770 (libgcc-support, libgcc.mvars): New rules.
9771 (distclean): Remove mention of mklibgcc.
9772 (install): Don't reference INSTALL_LIBGCC.
9773 (install-common): Don't reference EXTRA_PARTS.
9774 (install-libgcc, install-multilib): Delete rules.
9775 * mklibgcc.in: Delete file.
9776 * doc/configfiles.texi: Don't mention mklibgcc.
9778 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9779 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9780 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9781 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9782 (mklibgcc, ldblspecs): Likewise.
9784 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9785 (posixpre.def): Use $(T).
9786 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9787 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9788 (SHLIB_LINK): Make dummy.
9789 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9791 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9793 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9794 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9795 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9796 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9798 * configure.ac (all_outputs): Remove mklibgcc.
9799 * configure: Regenerated.
9801 2007-01-03 Josh Conner <jconner@apple.com>
9804 * calls.c (compute_argument_addresses): Set stack and stack_slot
9805 for partial args, too.
9806 (store_one_arg): Use locate.size.constant for the size when
9807 generating a save_area.
9809 2007-01-03 Robert Kennedy <jimbob@google.com>
9811 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9812 whose definitions are deleted due to basic block merging.
9814 2007-01-03 Paul Brook <paul@codesourcery.com>
9817 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9819 (use_return_insn): Return 0 for Thumb interrupt functions.
9820 (print_multi_reg): Add rfe argument for IRQ returns.
9821 (arm_output_epilogue): Pop interrupt return address directly into PC.
9822 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9824 2007-01-03 Paul Brook <paul@codesourcery.com>
9826 Merge from sourcerygxx-4_1.
9827 * config/arm/thumb2.md: New file.
9828 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9830 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9831 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9832 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9833 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9835 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9836 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9838 * config/arm/ieee754-sf.S: Ditto.
9839 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9840 (thumb1_base_register_rtx_p): ... to this.
9841 (thumb_index_register_rtx_p): Rename...
9842 (thumb1_index_register_rtx_p): ... to this.
9843 (thumb_output_function_prologue): Rename...
9844 (thumb1_output_function_prologue): ... to this.
9845 (thumb_legitimate_address_p): Rename...
9846 (thumb1_legitimate_address_p): ... to this.
9847 (thumb_rtx_costs): Rename...
9848 (thumb1_rtx_costs): ... to this.
9849 (thumb_compute_save_reg_mask): Rename...
9850 (thumb1_compute_save_reg_mask): ... to this.
9851 (thumb_final_prescan_insn): Rename...
9852 (thumb1_final_prescan_insn): ... to this.
9853 (thumb_expand_epilogue): Rename...
9854 (thumb1_expand_epilogue): ... to this.
9855 (arm_unwind_emit_stm): Rename...
9856 (arm_unwind_emit_sequence): ... to this.
9857 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9858 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9859 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9860 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9861 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9862 thumb2_output_casesi): New functions.
9863 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9864 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9865 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9866 THUMB2_WORK_REGS): Define.
9867 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9868 arm_condexec_mask, arm_condexec_masklen)): New variables.
9869 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9870 (arm_override_options): Check new CPU capabilities.
9871 Set new architecture flag variables.
9872 (arm_isr_value): Handle v7m interrupt functions.
9873 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9875 (const_ok_for_arm): Handle Thumb-2 constants.
9876 (arm_gen_constant): Ditto. Use movw when available.
9877 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9879 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9880 (thumb_find_work_register, arm_load_pic_register,
9881 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9882 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9883 print_multi_reg, output_mov_long_double_fpa_from_arm,
9884 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9885 output_mov_double_fpa_from_arm, output_move_double,
9886 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9887 output_return_instruction, arm_output_function_prologue,
9888 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9889 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9890 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9891 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9892 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9893 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9895 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9896 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9897 (arm_file_start): Output directive for unified syntax.
9898 (arm_unwind_emit_set): Handle stack alignment instruction.
9899 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9900 Add v6t2, v7, v7a, v7r and v7m.
9901 (RETLDM): Add Thumb-2 code.
9902 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9903 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9904 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9905 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9906 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9907 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9908 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9909 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9910 ADJUST_INSN_LENGTH): Define.
9911 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9912 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9913 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9914 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9915 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9916 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9917 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9918 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9919 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9920 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9921 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9922 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9923 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9924 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9925 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9926 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9927 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9929 * config/arm/arm-tune.md: Regenerate.
9930 * config/arm/arm-protos.h: Update prototypes.
9931 * config/arm/vfp.md: Enable patterns for Thumb-2.
9932 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9933 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9934 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9935 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9936 * config/arm/libunwind.S: Add Thumb-2 code.
9937 * config/arm/constraints.md: Update include Thumb-2.
9938 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9939 * config/arm/ieee754-df.S: Ditto.
9940 * config/arm/bpabi.S: Ditto.
9941 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9942 * config/arm/predicates.md (low_register_operand,
9943 low_reg_or_int_operand, thumb_16bit_operator): New.
9944 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9945 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9946 * config/arm/t-arm-elf: Add armv7 multilib.
9947 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9949 (UNSPEC_STACK_ALIGN, ce_count): New.
9950 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9951 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9953 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9954 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9955 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9956 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9957 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9958 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9960 * doc/extend.texi: Document ARMv7-M interrupt functions.
9961 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9963 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9965 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9966 (struct _Unwind_Context): Rename args_size to flags, remove
9967 signal_frame field, add a new args_size field and version field.
9968 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9969 _Unwind_IsExtendedContext): New inline functions.
9970 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9971 Assume by_value array is only present if _Unwind_IsExtendedContext.
9972 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9973 _Unwind_IsSignalFrame.
9974 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9975 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9976 (uw_init_context_1): Initialize context->flags to
9977 EXTENDED_CONTEXT_BIT.
9978 * config/rs6000/linux-unwind.h (frob_update_context): Use
9979 _Unwind_SetSignalFrame.
9981 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9984 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9985 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9988 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9990 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9991 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9992 RET, AT_SP): Remove.
9993 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9996 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9997 * cfgbuild.c (find_basic_blocks): Likewise.
9998 * cfgrtl.c (rtl_create_basic_block): Likewise.
9999 * function.c (temp_slots_at_level): Likewise.
10000 * reg-stack.c (stack_regs_mentioned): Likewise.
10001 * regclass.c (allocate_reg_info): Likewise.
10002 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10003 set_bb_for_stmt, move_block_to_fn): Likewise.
10004 * tree-complex.c (tree_lower_complex): Likewise.
10005 * vec.h (VEC_safe_grow_cleared): New.
10007 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10009 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10011 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10012 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10014 * cfgloopmanip.c (scale_loop_frequencies): Export.
10015 (loopify): Scale the frequencies by prescribed coefficients.
10016 (set_zero_probability): New function.
10017 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10018 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10019 and frequencies according to arguments.
10020 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10022 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10023 * modulo-sched.c (sms_schedule): Set probabilities for entering
10024 versioned loop correctly.
10025 * tree-vect-transform.c (vect_transform_loop): Ditto.
10026 * cfgloop.h (loopify, loop_version): Declaration changed.
10027 (scale_loop_frequencies): Declared.
10029 2007-01-02 Jan Hubicka <jh@suse.cz>
10031 * cgraph.c: Include tree-flow.h
10032 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10033 early_local_passes.
10034 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10035 * tree-pass.h (pass_all_early_optimizations): Declare.
10036 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10037 early_local_passes.
10038 (cgraph_analyze_function): Do early_local_passes.
10039 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10040 Do not add referenced vars.
10041 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10043 (gate_all_early_local_passes): New gate.
10044 (pass_early_local_passes): Use new gate.
10045 (execute_early_local_optimizations): New functions.
10046 (gate_all_early_optimizations): New gate.
10047 (pass_all_early_optimizations): New pass.
10048 (execute_free_datastructures): Free SSA only when initialized.
10049 (gate_init_datastructures): Init only when optimizing.
10050 (tree_lowering_passes): Do early local passes when called late.
10051 * tree-profile.c (do_tree_profiling): Don't profile functions added
10053 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10054 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10056 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10057 during early_local_passes.
10058 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10061 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10063 * Makefile.in: Update copyright year.
10065 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10067 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10068 in $(lang_checks) and check-consistency targets.
10070 2007-01-02 Jan Hubicka <jh@suse.cz>
10072 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10073 Do not add referenced vars.
10074 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10076 * passes.c (init_optimization_passes): Put mudflap_2 after
10077 free_datastructures.
10079 2007-01-02 Jan Hubicka <jh@suse.cz>
10081 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10082 Set NOTHROW flag on call statements proved to be nothrow.
10083 Update statement of local calls so new pure/const functions are
10084 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10086 (tree_rest_of_compilation): Register hooks and initialize bitmap
10087 early. Do not set after_inlining flag.
10089 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10091 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10092 HOST_BITS_PER_LONGLONG
10094 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10097 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10098 warning for non-static initializers.
10100 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10102 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10103 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10104 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10105 Always use set_unique_reg_note to add REG_EQUAL notes.
10107 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10110 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10112 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10113 * cfgbuild.c (find_basic_blocks): Likewise.
10114 * cfgrtl.c (rtl_create_basic_block): Likewise.
10115 * function.c (temp_slots_at_level): Likewise.
10116 * reg-stack.c (stack_regs_mentioned): Likewise.
10117 * regclass.c (allocate_reg_info): Likewise.
10118 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10119 set_bb_for_stmt, move_block_to_fn): Likewise.
10120 * tree-complex.c (tree_lower_complex): Likewise.
10121 * vec.h (VEC_safe_grow_cleared): New.
10123 2007-01-02 Ian Lance Taylor <iant@google.com>
10125 * c-common.c (c_common_truthvalue_conversion): When warning about
10126 using an assignment as a truth value, set TREE_NO_WARNING.
10128 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10131 * c.opt (Wold-style-declaration): New.
10132 * doc/invoke.texi (C-only Warning Options): New.
10133 (Wold-style-declaration): Document it.
10134 (Wextra): Enabled by -Wextra.
10135 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10136 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10137 -Wold-style-declaration.
10139 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10141 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10142 * cfgbuild.c (find_basic_blocks): Likewise.
10143 * cfgrtl.c (rtl_create_basic_block): Likewise.
10144 * function.c (temp_slots_at_level): Likewise.
10145 * reg-stack.c (stack_regs_mentioned): Likewise.
10146 * regclass.c (allocate_reg_info): Likewise.
10147 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10148 set_bb_for_stmt, move_block_to_fn): Likewise.
10149 * tree-complex.c (tree_lower_complex): Likewise.
10150 * vec.h (VEC_safe_grow_cleared): New.
10152 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10154 * c-common.c (c_common_nodes_and_builtins): Since variants of
10155 void_type_node get built before it is given a name, we need to
10156 give those variants the name, too.
10157 (complete_array_type): We need to work with the canonical main
10158 type of the array, from which we will build the qualified version.
10159 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10160 * print-tree.c (print_node): Display canonical type information
10162 * stor-layout.c (layout_type): When we don't know the
10163 alignment of a type for which we're building an array, we end up
10164 guessing wrong, so make the type require structural equality.
10165 * tree.c (make_node_stat): When we build a new type, it is its
10166 own canonical type.
10167 (build_type_attribute_qual_variant): When building an attribute
10168 variant, its canonical type is the non-attribute variant. However,
10169 if the attributes are target-dependent and they differ, we need to
10170 use structural equality checks for this type.
10171 (build_qualified_type): A qualified type is not equivalent to its
10172 unqualified variant; set the canonical type appropriately.
10173 (build_distinct_type_copy): When building a distinct type from
10174 another type, the new type is its own canonical type.
10175 (build_variant_type_copy): When building a new type variant, we
10176 assume that it is equivalent to the original type.
10177 (build_pointer_type_for_mode): When building a pointer type, also
10178 build a canonical type pointer.
10179 (build_reference_type_for_mode): When building a reference type,
10180 also build a canonical type reference.
10181 (build_index_type): When we can't hash an index type (e.g.,
10182 because its maximum value is negative), the index type requires
10183 structural equality tests.
10184 (build_array_type): Build the canonical form of an array type.
10185 (build_function_type): Function types require structural equality,
10186 because they contain default arguments, attributes, etc.
10187 (build_method_type_directly): Ditto for method types.
10188 (build_offset_type): Build the canonical offset type.
10189 (build_complex_type): Build the canonical vector type.
10190 (make_vector_type): Build the canonical vector type.
10191 * tree.h (TYPE_CANONICAL): New.
10192 (TYPE_STRUCTURAL_EQUALITY_P): New.
10193 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10194 (struct tree_type): Added "canonical" field.
10195 * params.h (VERIFY_CANONICAL_TYPES): New.
10196 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10197 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10198 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10199 * doc/invoke.texi (verify-canonical-types): Document --param
10200 parameter for verifying canonical types.
10202 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10204 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10205 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10206 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10207 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10209 * config/rs6000/e500.h: New.
10210 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10211 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10213 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10214 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10215 TARGET_E500_DOUBLE): Remove.
10216 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10217 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10218 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10219 * config/rs6000/rs6000.c (rs6000_override_options): Use
10220 CHECK_E500_OPTIONS.
10222 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10224 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10225 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10226 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10227 rs6000_emit_cmove): Don't check TARGET_E500.
10228 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10229 sordered): Don't check TARGET_E500.
10231 2007-01-01 Eric Christopher <echristo@apple.com>
10233 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10234 HARD_REGISTER_NUM_P.
10236 2007-01-01 Roger Sayle <roger@eyesopen.com>
10238 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10239 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10240 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10243 2007-01-01 Mike Stump <mrs@apple.com>
10245 * configure.ac: Remove support for building with Apple's gcc-3.1.
10247 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10249 PR middle-end/30311
10250 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10251 REG is a hard register. Do not modify REG before calling
10253 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10254 multiple of the size of YMODE for certain lowpart cases.
10256 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10258 PR middle-end/30253
10259 * gimplify (voidify_wrapper_expr): Update for
10260 GIMPLE_MODIFY_STMT.
10262 2007-01-01 Andreas Schwab <schwab@suse.de>
10265 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10266 save of BR0 in extra_spill_size instead of spill_size.
10267 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10269 (ia64_expand_epilogue): Restore BR0 from its new location.
10271 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10273 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10274 Use a temporary variable if the left hand side is not a gimple
10277 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10279 * gimplify.c (gimplify_return_expr): Make the temporary variable
10280 for the return expression, a gimple register variable.
10282 2007-01-01 Jan Hubicka <jh@suse.cz>
10284 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10287 2007-01-01 Mike Stump <mrs@apple.com>
10289 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10291 * config/darwin.c (machopic_select_rtx_section): Use
10292 HAVE_GAS_LITERAL16.
10293 (darwin_mergeable_constant_section): Likewise.
10294 * configure: Regenerate.
10295 * config.in: Regenerate.
10297 2007-01-01 Jan Hubicka <jh@suse.cz>
10298 Andrew Pinski <pinskia@gmail.com>
10300 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10301 before starting IPA passes.