1 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4 (FUNCTION_PROFILER): Save the static chain pointer into $2
5 beforehand and restore it aftewards.
6 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7 address directly into $25 and call the function through $25;
8 do not clobber $3. Pad the DImode version to cover the space
9 left by the deleted $25 <- $3 move.
10 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11 the removal of the $25 <- $3 move.
12 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
13 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
15 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
16 Daniel Jacobowitz <dan@codesourcery.com>
18 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
19 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
20 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
21 * config/mips/mips.c (mips_start_function_definition): New function.
22 (mips_end_function_definition): Likewise.
23 (mips_output_function_prologue): Use mips_start_function_definition.
24 (mips_output_function_epilogue): Use mips_end_function_definition.
25 (build_mips16_function_stub): Use mips_start_function_definition
26 and mips_end_function_definition.
27 (build_mips16_call_stub): Likewise.
29 2008-08-09 Richard Guenther <rguenther@suse.de>
31 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
32 * gimple.h (gimple_call_fn): Adjust comment.
33 (gimple_call_set_fndecl): New function.
34 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
35 longer having bare FUNCTION_DECL operand.
36 (gimple_call_return_type): Likewise.
37 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
39 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
40 (gimple_mod_pow2): Likewise.
41 (gimple_mod_subtract): Likewise.
42 (gimple_ic): Likewise.
43 (gimple_stringop_fixed_value): Likewise.
44 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
45 longer having bare FUNCTION_DECL operand.
46 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
47 * omp-low.c (optimize_omp_library_calls): Likewise.
48 * cgraphunit.c (update_call_expr): Likewise.
49 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
50 (execute_convert_to_rsqrt): Likewise.
51 * cfgexpand.c (gimple_to_tree): Simplify.
52 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
53 bare FUNCTION_DECL operand.
54 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
55 (convert_gimple_call): Use gimple_call_fndecl.
56 * c-common.c (c_warn_unused_result): Likewise.
58 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
61 * c-typeck.c (digest_init): Call verify_sequence_points from here.
62 (c_finish_return): Likewise.
63 (c_start_case): Likewise.
64 * c-common.c (warn_for_collisions_1): Use explicit location in
66 * c-parser.c (c_parser_condition): New. Call
67 verify_sequence_points.
68 (c_parser_paren_condition): Call c_parser_condition.
69 (c_parser_for_statement): Call c_parser_condition.
71 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
74 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
75 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
76 Moved from diagnostic.h
77 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
79 (emit_diagnostic): New.
80 (warning0, pedwarn0): Delete.
81 (warning, warning_at, pedwarn, permerror): Return bool.
82 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
83 Moved to diagnostic.c.
84 (struct diagnostic_context): Use correct type for
86 (diagnostic_report_diagnostic): Update declaration.
87 (emit_diagnostic): Declare.
88 * errors.c (warning): Return bool.
89 * errors.h (warning): Update declaration.
90 * toplev.h (warning0, pedwarn0): Delete.
91 (warning, warning_at, pedwarn, permerror): Return bool.
92 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
93 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
94 inform. Update all calls.
95 (diagnose_mismatched_decls): Check return value of warning/pedwarn
96 before giving informative note.
97 (implicit_decl_warning): Likewise.
98 * c-typeck.c (build_function_call): Likewise.
99 * tree-sssa.c (warn_uninit): Likewise.
100 * builtins.c (gimplify_va_arg_expr): Likewise.
102 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
105 * doc/invoke.texi (-Wextra): Move warning from here...
106 (-Wuninitialized): ... to here.
108 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
111 * flags.h (set_Wunused): Delete
112 * toplev.c (process_options): Handle Wunused flags here.
113 * opts.c (maybe_warn_unused_parameter): Delete.
114 (common_handle_option): Replace set_Wunused by warn_unused.
115 (set_Wextra): Do not handle Wunused-parameter here.
116 (set_Wunused): Delete.
117 * c-opts.c (c_common_handle_option): Replace set_Wunused by
119 * common.opt (Wunused): Add Var and Init.
120 (Wunused-function): Likewise.
121 (Wunused-label): Likewise.
122 (Wunused-parameter): Likewise.
123 (Wunused-value): Likewise.
124 (Wunused-variable): Likewise.
126 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
128 * doc/invoke.texi: Add cpu_type power7.
129 * config.in (HAVE_AS_VSX): New.
130 * config.gcc: Add cpu_type power7.
131 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
133 * configure: Regenerate.
134 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
136 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
137 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
138 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
140 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
142 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
143 type to vectorize.builtin_conversion.
144 (vectorizable_conversion): Likewise.
145 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
146 integral type as input.
147 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
149 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
150 and ALTIVEC_BUILTIN_VCTSXS.
151 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
154 2008-08-08 Richard Guenther <rguenther@suse.de>
156 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
157 (surely_varying_stmt_p): Calls are varying only if they are
158 non-builtin and not indirect or have no result.
159 (ccp_fold): Re-instantiate code before the tuples merge.
161 2008-08-08 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/37056
164 * gimple.h (gimple_assign_rhs_class): New helper function.
165 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
166 unary operations properly.
168 2008-08-07 Jan Hubicka <jh@suse.cz>
170 * i386.h (ix86_size_cost): Declare.
171 (ix86_cur_cost): New function macro.
172 * i386.md (peepholes expanding size and splitters): Predicate by
173 optimize_insn_for_speed_p.
174 (peepholes reduce size and splitters): Predicate by
175 optimize_insn_for_size_p.
176 * i386.c (ix86_size_cost): Rename from ...
177 (size_cost): This one.
178 (override_options): Update.
179 (decide_alg): Likewise.
180 (ix86_expand_clear): Use RTL profile.
181 (ix86_pad_returns): Use RTL profile.
183 2008-08-07 Jan Hubicka <jh@suse.cz>
185 * recog.c (split_all_insns): Set RTL profile
186 (peephole2_optimize): Likewise.
187 * function.c (thread_prologue_and_epilogue_insns): Likewise.
188 * combine.c (combine_instructions): Likewise.
190 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
192 * c-common.c (c_common_reswords): Also warn about keyword "bool".
194 2008-08-07 Bob Wilson <bob.wilson@acm.org>
196 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value
197 in a6 after the set_frame_ptr insn.
199 2008-08-07 Richard Henderson <rth@redhat.com>
202 * gcc.c (cpp_options): Pass along -g*.
204 2008-08-07 Joseph Myers <joseph@codesourcery.com>
206 * config/arm/arm.c (output_move_neon): Update comment describing
207 big-endian vector layout.
208 (arm_assemble_integer): Do not handle big-endian NEON vectors
210 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
211 neon_vget_lane<mode>_sext_internal,
212 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
213 element indices for big-endian.
215 2008-08-07 Richard Henderson <rth@redhat.com>
217 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
218 * configure, config.in: Rebuild.
219 * debug.h (dwarf2out_do_cfi_asm): Declare.
220 * c-cppbuiltin.c (c_cpp_builtins): Use it.
221 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
222 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
223 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
225 2008-08-07 Joseph Myers <joseph@codesourcery.com>
227 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
228 movv2si_internal): Combine into mov<mode>_internal.
229 (movv2si_internal_2): Remove.
231 2008-08-07 Jan Hubicka <jh@suse.cz>
234 * i386.md (single stringop patterns): Enable unconditionally.
236 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
239 * config/i386/emmintrin.h (_mm_move_epi64): Use
240 __builtin_ia32_movq128.
242 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
243 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
245 * config/i386/sse.md (sse2_movq128): New.
247 * doc/extend.texi: Document __builtin_ia32_movq128.
249 2008-08-07 Richard Guenther <rguenther@suse.de>
252 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
253 pointers can access anything.
255 2008-08-06 Jan Hubicka <jh@suse.cz>
257 * optabs.c (emit_unop_insn): Break out to ...
258 (maybe_emit_unop_insn): ... this one.
259 (expand_sfix_optab): Use maybe variant.
260 * optabs.h (maybe_emit_unop_insn): Declare.
262 * i386.md (mov0 patterns): Enable by default.
263 (FP conversion expanders): Disable expansion of code expanding
264 sequences when instruction should be optimized for size.
265 (single strinop patterns): Enable when optimizing for size.
266 (string expanders): Disable expanding of code expanding sequences
267 when optimizning instruction for size.
268 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
270 (ix86_fp_comparison_sahf_cost): Likewise.
271 (ix86_expand_branch): Likewise.
272 (ix86_expand_ashl_const): Likewise.
273 (ix86_split_ashl): Likewise.
274 (ix86_expand_strlen): Likewise.
275 (ix86_emit_fp_unordered_jump): Likewie.
277 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
279 * c-common.c: Fix typo.
280 (c_common_reswords): Activate more C++ keyword warnings.
282 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
284 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
287 * diagnostic.c (permerror_at): New.
288 * toplev.h (permerror_at): Declare.
290 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
291 Ira Rosen <irar@il.ibm.com>
293 * tree-vect-transform.c (vect_model_simple_cost): Return
294 immediately if stmt is pure SLP.
295 (vect_model_store_cost): Ditto.
296 (vect_model_load_cost): Ditto.
297 (vectorizable_store): Remove PURE_SLP check before call
298 to vect_model_store_cost.
299 (vect_model_store_cost): When checking whether stmt describe
300 strided access, add a check that it is not slp_node.
302 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
305 * c-common.c (warn_for_sign_compare): New. Handle separately the
306 case that 'constant' is zero.
307 * c-typeck.c (build_binary_op): Move code to c-common.c
309 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
311 * config/alpha/alpha.c (alpha_preferred_reload_class,
312 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
313 alpha_output_mi_thunk_osf): Avoid C++ keywords.
314 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
315 * config/arm/arm.md: Likewise.
316 * config/avr/avr-protos.h (preferred_reload_class,
317 test_hard_reg_class, avr_simplify_comparison_p,
318 out_shift_with_cnt, class_max_nregs): Likewise.
319 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
320 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
321 preferred_reload_class, test_hard_reg_class): Likewise.
322 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
323 bfin_memory_move_cost, bfin_secondary_reload,
324 bfin_output_mi_thunk): Likewise.
325 * config/crx/crx.c (crx_secondary_reload_class,
326 crx_memory_move_cost): Likewise.
327 * config/frv/frv-protos.h (frv_secondary_reload_class,
328 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
329 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
330 frv_secondary_reload_class, frv_class_likely_spilled_p,
331 frv_class_max_nregs): Likewise.
332 * config/h8300/h8300.c (h8300_classify_operand,
333 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
335 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
336 * config/ia64/ia64.c (ia64_preferred_reload_class,
337 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
338 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
339 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
341 * config/m68hc11/m68hc11.c (preferred_reload_class,
342 m68hc11_memory_move_cost): Likewise.
343 * config/mcore/mcore.c (mcore_secondary_reload_class,
344 mcore_reload_class): Likewise.
345 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
346 mips_class_max_nregs, mips_cannot_change_mode_class,
347 mips_preferred_reload_class, mips_secondary_reload_class,
348 mips_output_mi_thunk): Likewise.
349 * config/mmix/mmix.c (mmix_preferred_reload_class,
350 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
352 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
354 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
355 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
356 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
357 * config/rs6000/rs6000.c (paired_expand_vector_init,
358 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
359 compare_section_name, rs6000_memory_move_cost): Likewise.
360 * config/s390/s390.c (s390_emit_compare_and_swap,
361 s390_preferred_reload_class, s390_secondary_reload,
362 legitimize_pic_address, legitimize_tls_address,
363 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
364 s390_class_max_nregs): Likewise.
365 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
366 * config/s390/s390.md: Likewise.
367 * config/score/score-protos.h (score_secondary_reload_class,
368 score_preferred_reload_class): Likewise.
369 * config/score/score.c (score_preferred_reload_class,
370 score_secondary_reload_class): Likewise.
371 * config/score/score3.c (score3_output_mi_thunk,
372 score3_preferred_reload_class, score3_secondary_reload_class,
373 score3_hard_regno_mode_ok): Likewise.
374 * config/score/score3.h (score3_preferred_reload_class,
375 score3_secondary_reload_class): Likewise.
376 * config/score/score7.c (score7_output_mi_thunk,
377 score7_preferred_reload_class, score7_secondary_reload_class,
378 score7_hard_regno_mode_ok): Likewise.
379 * config/score/score7.h (score7_preferred_reload_class,
380 score7_secondary_reload_class): Likewise.
381 * config/sh/sh.c (prepare_move_operands, output_far_jump,
382 output_branchy_insn, add_constant, gen_block_redirect,
383 sh_insn_length_adjustment, sh_cannot_change_mode_class,
384 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
386 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
387 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
388 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
389 xstormy16_preferred_reload_class): Likewise.
390 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
391 xtensa_expand_atomic, override_options,
392 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
394 * reorg.c (try_merge_delay_insns): Likewise.
395 * tree.c (merge_dllimport_decl_attributes): Likewise.
397 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
399 2008-08-06 Michael Matz <matz@suse.de>
401 * Makefile.in (write_entries_to_file): Quote words.
402 * gengtype.c: (read_input_line): Skip over leading white-space.
404 2008-08-06 Marc Gauthier <marc@tensilica.com>
406 * config.gcc: Match more processor names for Xtensa.
407 * configure.ac: Likewise.
408 * doc/install.texi (Specific): Likewise.
409 * configure: Regenerate.
411 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
413 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
414 * calls.c (avoid_likely_spilled_reg): Likewise.
415 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
416 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
417 * config/i386/i386.c (ix86_expand_special_args_builtin,
418 ix86_secondary_reload): Likewise.
419 * except.c (struct eh_region, gen_eh_region_catch,
420 remove_unreachable_regions, duplicate_eh_regions,
421 assign_filter_values, build_post_landing_pads,
422 sjlj_find_directly_reachable_regions, remove_eh_handler,
423 reachable_next_level, foreach_reachable_handler,
424 can_throw_internal_1, can_throw_external_1,
425 collect_one_action_chain): Likewise.
426 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
427 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
428 * function.c (update_temp_slot_address, instantiate_new_reg,
429 instantiate_virtual_regs_in_rtx,
430 instantiate_virtual_regs_in_insn): Likewise.
431 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
432 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
433 gimplify_cleanup_point_expr): Likewise.
434 * ipa-cp.c (ipcp_lattice_changed): Likewise.
435 * passes.c (next_pass_1): Likewise.
436 * print-tree.c (print_node_brief, print_node): Likewise.
437 * profile.c (branch_prob): Likewise.
438 * tree-dump.c (dump_register): Likewise.
439 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
441 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
442 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
443 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
444 copy_arguments_for_versioning, copy_static_chain): Likewise.
445 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
446 add_new_name_mapping, register_new_name_mapping): Likewise.
447 * tree-mudflap.c (mf_xform_derefs): Likewise.
448 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
449 get_init_expr, combine_chains): Likewise.
450 * tree-pretty-print.c (dump_generic_node): Likewise.
451 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
452 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
453 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
454 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
456 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
459 * calls.c (expand_call): Use the biggest preferred stack
462 2008-08-06 Michael Matz <matz@suse.de>
465 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
466 for reused reload, instead of overwriting them.
468 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
471 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
472 for incoming stack boundary.
474 * function.c (assign_parm_find_entry_rtl): Update
477 * function.h (rtl_data): Add parm_stack_boundary.
479 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
480 parm_stack_boundary for incoming stack boundary.
482 2008-08-06 Joseph Myers <joseph@codesourcery.com>
484 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
485 for unrepresentable subregs or treat them as equal to other regs
486 or subregs with the same register number.
488 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
491 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
494 2008-08-06 Jan Hubicka <jh@suse.cz>
496 * predict.c (maybe_hot_frequency_p): When profile is absent, all
497 frequencies might be hot.
499 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
501 * reload.c (find_reloads): Force constants into literal pool
502 also if they are wrapped in a SUBREG.
504 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
507 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
508 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
509 Don't allow predicated instructions for data speculation.
510 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
513 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
515 * haifa-sched.c (extend_global): Split to extend_global_data and
516 extend_region_data. Update all uses.
517 (extend_all): Rename to extend_block_data.
519 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
521 * sched-rgn.c (new_ready): Check if instruction can be
522 speculatively scheduled before attempting speculation.
523 (debug_rgn_dependencies): Remove wrongful assert.
525 2008-08-05 Bob Wilson <bob.wilson@acm.org>
527 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
529 2008-08-05 Bob Wilson <bob.wilson@acm.org>
531 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
532 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
533 va_size, and type_size.
535 2008-08-04 Jason Merrill <jason@redhat.com>
538 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
539 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
541 2008-08-05 Richard Henderson <rth@redhat.com>
543 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
544 * configure: Rebuild.
546 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
549 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
550 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
553 2008-08-05 Richard Henderson <rth@redhat.com>
555 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
556 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
557 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
558 * common.opt (fdwarf2-cfi-asm): New.
559 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
560 * config.in, configure: Rebuild.
561 * dwarf2asm.c (dw2_asm_output_data_raw): New.
562 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
563 (dw2_force_const_mem): Externalize.
564 * dwarf2asm.h: Update.
565 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
566 generate a real label.
567 (output_cfi_directive): New.
568 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
569 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
570 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
572 (dwarf2out_end_epilogue): Emit .cfi_endproc.
573 (output_loc_operands_raw, output_loc_sequence_raw): New.
574 (output_cfa_loc_raw): New.
576 2008-08-05 Paul Brook <paul@codesourcery.com>
578 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
579 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
580 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
581 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
582 * config/arm/arm.h (TARGET_VFPD32): Define.
583 (TARGET_VFP3): Use TARGET_VFPD32.
584 (fputype): Add FPUTYPE_VFP3D16.
585 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
586 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
587 * config/arm/arm-cores.def: Add cortex-r4f.
588 * config/arm/arm-tune.md: Regenerate.
590 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
592 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
593 Reword some comments throughout the file.
595 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
596 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
597 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
598 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
600 (MFC_START_ENABLE): Remove PPU-only define.
601 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
602 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
604 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
605 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
606 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
607 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
608 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
609 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
610 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
612 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
613 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
614 (mfc_sdcrt, mfc_sdcrtst): Likewise.
615 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
617 (spu_read_machine_status): Fix typo.
619 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
621 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
622 SUBREG of multi-word hard register.
623 * config/spu/spu.c (valid_subreg): Likewise.
624 (adjust_operand): Handle SUBREGs of multi-word hard registers.
626 2008-08-04 Richard Guenther <rguenther@suse.de>
628 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
629 the candidate with the stripped base if that base is different
630 from the original base even for offset zero.
632 2008-08-04 Richard Guenther <rguenther@suse.de>
635 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
636 check for no_overflow.
638 2008-08-04 Richard Guenther <rguenther@suse.de>
640 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
642 2008-08-04 Paul Brook <paul@codesourcery.com>
644 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
645 (arm_order_regs_for_local_alloc): New function.
646 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
648 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
650 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
653 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
654 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
655 (ix86_expand_epilogue): Likewise.
657 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
659 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
662 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
665 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
666 (*movv2sf_internal_rex64): Ditto.
668 2008-08-03 Jan Hubicka <jh@suse.cz>
670 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
671 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
672 * expmed.c (expand_smod_pow2): Likewise.
674 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
678 alternative 0 of operand 1.
679 (*vec_concatv2di_rex64_sse): Ditto.
680 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
682 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
683 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
684 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
685 (*movv2sf_internal_rex64): Ditto.
687 2008-08-02 Richard Guenther <rguenther@suse.de>
690 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
691 (ssedoublesizemode): New mode attribute.
692 (sse_shufps): Call gen_sse_shufps_v4sf.
693 (sse_shufps_1): Macroize.
694 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
695 (sse2_shufpd_1): Macroize.
696 (vec_extract_odd, vec_extract_even): New expanders.
697 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
698 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
699 * i386.c (ix86_expand_vector_init_one_nonzero): Call
700 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
701 (ix86_expand_vector_set): Likewise.
702 (ix86_expand_reduc_v4sf): Likewise.
704 2008-08-01 Doug Kwan <dougkwan@google.com>
706 * matrix-reorg.c: Re-enable all code.
707 (struct malloc_call_data): Change CALL_STMT to gimple type.
708 (collect_data_for_malloc_call): Tuplify.
709 (struct access_site_info): Change STMT to gimple type.
710 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
711 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
712 (struct free_info): Change STMT to gimple type.
713 (struct matrix_access_phi_node): Change PHI to gimple type.
714 (get_inner_of_cast_expr): Remove.
715 (may_flatten_matrices_1): Tuplify.
716 (may_flatten_matrices): Ditto.
717 (mark_min_matrix_escape_level): Ditto.
718 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
719 (ssa_accessed_in_call_rhs): New
720 (ssa_accessed_in_assign_rhs): New
721 (record_access_alloc_site_info): Tuplify.
722 (add_allocation_site): Ditto.
723 (analyze_matrix_allocation_site): Ditto.
724 (analyze_transpose): Ditto.
725 (get_index_from_offset): Ditto.
726 (update_type_size): Ditto.
727 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
728 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
729 (analyze_accesses_for_phi_node): Tuplify.
730 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
731 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
732 (analyze_matrix_accesses): Tuplify.
733 (check_var_data): New call-back type for check_var_notmodified_p.
734 (check_var_notmodified_p): Tuplify and use call-back struct to
735 return statement found.
736 (can_calculate_expr_before_stmt): Factor out statement related code
738 (can_calculate_stmt_before_stmt): New.
739 (check_allocation_function): Tuplify.
740 (find_sites_in_func): Ditto.
741 (record_all_accesses_in_func): Ditto.
742 (transform_access_sites): Ditto.
743 (transform_allocation_sites): Ditto.
744 (matrix_reorg): Re-enable.
745 (gate_matrix_reorg): Re-enable.
747 2008-08-01 Jakub Jelinek <jakub@redhat.com>
749 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
750 for labels for which it hasn't been set yet. If it has been set,
751 stop walking insns and continue with next worklist item.
752 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
753 if the only BARRIER is at the very end of a function.
755 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
757 * cfgexpand.c (expand_stack_alignment): Assert that
758 stack_realign_drap and drap_rtx must match.
760 * function.c (instantiate_new_reg): If DRAP is used to realign
761 stack, replace virtual_incoming_args_rtx with internal arg
764 2008-08-01 Richard Guenther <rguenther@suse.de>
766 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
767 loop information only if we initialized it.
768 (execute_pre): Call fini_pre with in_fre.
769 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
770 if we do not unroll because we hit max-completely-peeled-insns.
771 Use our estimation for consistency, do allow shrinking.
773 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
775 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
776 with MIN_STACK_BOUNDARY.
777 (ix86_update_stack_boundary): Likewise.
778 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
781 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
782 (MIN_STACK_BOUNDARY): This.
784 2008-08-01 Richard Guenther <rguenther@suse.de>
787 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
789 2008-08-01 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/36988
792 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
793 do not matter if that doesn't change volatile qualification.
795 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
797 * configure.ac: Do not generate libada-mk. Do not subst
799 * libada-mk.in: Remove.
800 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
801 * configure: Regenerate.
803 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
805 * tree-pass.h: Added comment about not dumping passes with name
806 starting with star in struct opt_pass.
807 * passes.c (register_dump_files_1): Don't do dump for a pass with
808 name starting with star.
809 * doc/passes.texi (Pass manager): Mention pass names and special
810 meaning of star prefix to avoid dump.
812 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
814 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
816 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
817 (ISA_MIPS64R2): New macro.
818 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
819 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
820 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
821 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
822 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
823 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
824 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
825 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
826 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
827 Move up to keep list alphabetically sorted.
828 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
829 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
831 * doc/invoke.texi (MIPS Options): Add -mips64r2.
832 (-march=@var{arch}): Add mips64r2.
834 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
836 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
838 2008-07-31 Steve Ellcey <sje@cup.hp.com>
840 * expr.c (expand_assignment): Check for complete type.
842 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
845 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
847 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
850 * function.h (rtl_data): Add stack_realign_tried. Update comments.
852 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
854 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
855 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
857 2008-07-31 Jakub Jelinek <jakub@redhat.com>
859 PR rtl-optimization/36419
860 * dwarf2out.c (barrier_args_size): New variable.
861 (compute_barrier_args_size, compute_barrier_args_size_1): New
863 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
864 if not called yet in the current function, use barrier_args_size
865 array to find the new args_size value.
866 (dwarf2out_frame_debug): Free and clear barrier_args_size.
868 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
871 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
874 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
877 * dwarf2out.c (dwarf2out_args_size_adjust): New.
878 (dwarf2out_stack_adjust): Use it.
879 (dwarf2out_frame_debug_expr): Likewise.
881 2008-07-31 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/36978
884 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
885 the generated condition.
887 2008-07-31 Richard Guenther <rguenther@suse.de>
889 * passes.c (init_optimization_passes): Always call
890 pass_early_warn_uninitialized.
891 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
892 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
893 * doc/passes.texi (Warn for uninitialized variables): Adjust.
895 2008-07-31 Jakub Jelinek <jakub@redhat.com>
898 * builtins.c (maybe_emit_free_warning): New function.
899 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
900 maybe_emit_free_warning for BUILT_IN_FREE.
903 * dwarf2out.c (get_context_die): New function.
904 (force_decl_die, force_type_die): Use it.
905 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
906 returns NULL, force generation of DW_TAG_typedef and put that into
909 PR preprocessor/36649
910 * c-pch.c (c_common_read_pch): Save and restore
911 line_table->trace_includes across PCH restore.
913 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
916 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
918 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
921 * final.c (call_from_call_insn): Handle COND_EXEC.
923 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
925 * builtins.c (std_gimplify_va_arg_expr): Replace
926 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
927 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
929 2008-07-30 Joey Ye <joey.ye@intel.com>
930 H.J. Lu <hongjiu.lu@intel.com>
932 * builtins.c (expand_builtin_setjmp_receiver): Replace
933 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
934 (expand_builtin_apply_args_1): Likewise.
935 (expand_builtin_longjmp): Need DRAP for stack alignment.
936 (expand_builtin_apply): Likewise.
938 * caller-save.c (setup_save_areas): Call assign_stack_local_1
939 instead of assign_stack_local to allow alignment reduction.
941 * calls.c (emit_call_1): Need DRAP for stack alignment if
943 (expand_call): Replace virtual_incoming_args_rtx with
944 crtl->args.internal_arg_pointer.
945 * stmt.c (expand_nl_goto_receiver): Likewise.
947 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
948 alignment and store to stack_alignment_estimated and
949 max_used_stack_slot_alignment.
950 (expand_one_var): Likewise.
951 (expand_stack_alignment): New function.
952 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
953 and stack_alignment_estimated fields in rtl_data. Call
954 expand_stack_alignment at end.
956 * defaults.h (INCOMING_STACK_BOUNDARY): New.
957 (MAX_STACK_ALIGNMENT): Likewise.
958 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
959 (SUPPORTS_STACK_ALIGNMENT): Likewise.
961 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
962 stack alignment when generating virtual registers.
964 * function.c (assign_stack_local): Renamed to ...
965 (assign_stack_local_1): This. Add a parameter to indicate
966 if it is OK to reduce alignment.
967 (assign_stack_local): Use it.
968 (instantiate_new_reg): Instantiate virtual incoming args rtx
969 to vDRAP if stack realignment and DRAP is needed.
970 (assign_parms): Collect parameter/return type alignment and
971 contribute to stack_alignment_estimated.
972 (locate_and_pad_parm): Likewise.
973 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
974 with crtl->args.internal_arg_pointer.
976 * function.h (rtl_data): Add new field drap_reg,
977 max_used_stack_slot_alignment, stack_alignment_estimated,
978 stack_realign_needed, need_drap, stack_realign_processed and
979 stack_realign_finalized.
980 (stack_realign_fp): New macro.
981 (stack_realign_drap): Likewise.
983 * global.c (compute_regsets): Frame pointer is needed when
984 stack is realigned. Can eliminate frame pointer when stack is
985 realigned and dynamic realigned argument pointer isn't used.
987 * reload1.c (update_eliminables): Frame pointer is needed
988 when stack is realigned.
989 (init_elim_table): Can eliminate frame pointer when stack is
990 realigned and dynamic realigned argument pointer isn't used.
992 * rtl.h (assign_stack_local_1): Declare new funtion.
994 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
995 (TARGET_GET_DRAP_RTX): Likewise.
996 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
999 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1001 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1002 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1004 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1005 H.J. Lu <hongjiu.lu@intel.com>
1007 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1008 vdrap_reg, stack_realign and drap_reg_saved.
1009 (add_cfi): Don't allow redefining CFA when DRAP is used.
1010 (reg_save): Handle stack alignment.
1011 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1012 alignment. Don't generate DWARF information for (set fp sp)
1014 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1016 (int_loc_descriptor): Move prototype forward. Also define if
1017 DWARF2_UNWIND_INFO is true.
1018 (output_cfa_loc): Handle DW_CFA_expression.
1019 (build_cfa_aligned_loc): New.
1020 (based_loc_descr): Update assert for stack realign. For local
1021 variables, use sp+offset when stack is aligned without drap and
1022 fp+offset when stack is aligned with drap. For arguments, use
1023 cfa+offset when drap is used to align stack.
1025 2008-07-30 Joey Ye <joey.ye@intel.com>
1026 H.J. Lu <hongjiu.lu@intel.com>
1028 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1030 (ix86_gen_andsp): New.
1031 (ix86_user_incoming_stack_boundary): Likewise.
1032 (ix86_default_incoming_stack_boundary): Likewise.
1033 (ix86_incoming_stack_boundary): Likewise.
1034 (ix86_can_eliminate): Likewise.
1035 (find_drap_reg): Likewise.
1036 (ix86_update_stack_boundary): Likewise.
1037 (ix86_get_drap_rtx): Likewise.
1038 (ix86_finalize_stack_realign_flags): Likewise.
1039 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1040 (TARGET_GET_DRAP_RTX): Likewise.
1041 (override_options): Overide option value for new options.
1042 (ix86_function_ok_for_sibcall): Remove check for
1043 force_align_arg_pointer.
1044 (ix86_handle_cconv_attribute): Likewise.
1045 (ix86_function_regparm): Likewise.
1046 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1047 (ix86_va_start): Replace virtual_incoming_args_rtx with
1048 crtl->args.internal_arg_pointer.
1049 (ix86_select_alt_pic_regnum): Check DRAP register.
1050 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1051 (ix86_compute_frame_layout): Compute frame layout wrt stack
1053 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1054 (ix86_expand_prologue): Decide if stack realignment is needed
1055 and generate prologue code accordingly.
1056 (ix86_expand_epilogue): Generate epilogue code wrt stack
1057 realignment is really needed or not.
1059 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1060 (ABI_STACK_BOUNDARY): Likewise.
1061 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1062 (STACK_REALIGN_DEFAULT): Likewise.
1063 (INCOMING_STACK_BOUNDARY): Likewise.
1064 (MAX_STACK_ALIGNMENT): Likewise.
1065 (ix86_incoming_stack_boundary): Likewise.
1066 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1067 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1068 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1069 (machine_function): Remove force_align_arg_pointer.
1071 * config/i386/i386.md (BX_REG): New.
1072 (R13_REG): Likewise.
1074 * config/i386/i386.opt (mforce_drap): New.
1075 (mincoming-stack-boundary): Likewise.
1076 (mstackrealign): Add Init(-1).
1078 * config/i386/i386-protos.h (ix86_can_eliminate): New
1080 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1082 * doc/extend.texi: Update force_align_arg_pointer.
1084 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1087 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1088 (INCOMING_STACK_BOUNDARY): Likewise.
1089 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1090 (TARGET_GET_DRAP_RTX): Likewise.
1092 2008-07-30 Andreas Schwab <schwab@suse.de>
1094 PR rtl-optimization/36929
1095 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1096 add_insn_before and fix argument order.
1097 (replace_inc_dec_mem): Handle NULL rtx.
1099 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1101 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1103 (arm_compute_initial_elimination_offset): Use it.
1104 (arm_compute_save_reg_mask): Include static chain save slot when
1105 calculating alignment.
1106 (arm_get_frame_offsets): Ditto.
1107 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1108 that we can use to decrement the stack when the stack decrement
1109 could be too big for an immediate value in a single insn.
1110 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1112 2008-07-30 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/36967
1115 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1116 Release defs of statements we remove.
1118 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1120 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1121 instead of NULL_RTVEC.
1123 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1127 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1130 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1132 * final.c (call_from_call_insn): New.
1133 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1135 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1137 * configure.ac: Substitute ADA_CFLAGS.
1138 * configure: Regenerate.
1139 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1140 * Makefile.in: Remove mention of X_* variables.
1141 * config/pa/x-ada-hpux10: Remove.
1142 * config/pa/x-ada: Remove.
1144 * doc/fragments.texi: Update.
1146 2008-07-30 Olivier Hainque <hainque@adacore.com>
1148 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1149 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1150 __dso_handle explicitly here.
1152 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1155 * c-typeck.c (build_binary_op): Encapsulate code into...
1156 * c-common.c (shorten_binary_op): ...this new function.
1157 (conversion_warning): Use the new function. Handle non-negative
1158 constant in bitwise-and.
1159 * c-common.h (shorten_binary_op): Declare.
1161 2008-07-30 Olivier Hainque <hainque@adacore.com>
1163 * scan.c (make_sstring_space): Add explicit conversions of
1164 allocator's return value.
1165 * fix-header.c (recognized_function): Likewise.
1167 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1169 * doc/cpp.texi: Update to GFDL 1.2.
1170 * doc/gcc.texi: Do not list GPL as Invariant Section.
1171 * doc/gccint.texi: Likewise. Update copyright years.
1172 * doc/install.texi: Update copyright years.
1174 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1177 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1178 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1180 2008-07-29 Jan Hubicka <jh@suse.cz>
1182 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1183 (grokdeclarator): Likewise.
1184 * langhooks.c (lhd_warn_unused_global_decl): Use
1185 DECL_DECLARED_INLINE_P.
1186 * print-tree.c (print_node): Remove DECL_INLINE check.
1188 2008-07-29 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/36945
1191 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1192 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1193 Record invariant addresses un-decomposed.
1194 (copy_reference_ops_from_call): Record reference call
1195 arguments properly. Simplify.
1196 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1197 helper split out from ...
1198 (create_component_ref_by_pieces): ... here. Simplify.
1199 Prepare for recursive invocation for call arguments.
1200 (create_expression_by_pieces): Adjust call to
1201 create_component_ref_by_pieces.
1202 (compute_avail): Process operand 2 of reference ops.
1204 2008-07-29 Richard Guenther <rguenther@suse.de>
1206 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1208 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1210 * c-format.c (check_format_types): Revert unwanted checkin.
1212 2008-07-29 Jan Hubicka <jh@suse.cz>
1214 * flags.h (flag_really_no_inline): Remove.
1215 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1216 * toplev.c (flag_really_no_inline): Remove.
1217 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1218 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1219 (cgraph_decide_inlining_incrementally): Likewise.
1220 (compute_inline_parameters): Likewise.
1221 * opts.c (decode_options): Simplify.
1222 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1223 * common.opt (finline): Initialize to 1.
1224 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1226 2008-07-29 Jan Hubicka <jh@suse.cz>
1228 * predict.c (always_optimize_for_size_p): New function.
1229 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1230 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1231 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1233 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1234 * function.c (prepare_function_start): Set default profile.
1235 * function.h (rtl_data): Add maybe_hot_insn_p.
1236 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1237 (construct_exit_block): Likewise.
1238 (tree_expand_cfg): Likewise.
1240 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1241 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1242 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1243 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1246 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1249 * c-decl.c (merge_decls): Merge USED flags.
1251 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1253 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
1254 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
1255 next_stack, lab_false and lab_over trees.
1257 2008-07-28 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/36957
1260 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
1261 (useless_type_conversion_p): Remove.
1262 (types_compatible_p): Remove.
1263 * gimple.h (tree_ssa_useless_type_conversion): Declare.
1264 (useless_type_conversion_p): Declare.
1265 (types_compatible_p): Declare.
1266 (gimple_expr_type): Return the base type only if it is
1267 trivially convertible to the subtype.
1269 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
1271 * configure.ac: Use the m4_do macro to concatenate the warnings into
1272 one string in ACX_PROG_CC_WARNING_OPTS,
1273 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
1274 * configure: Regenerate.
1276 2008-07-28 Richard Guenther <rguenther@suse.de>
1278 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
1279 (insert_fake_stores): Remove.
1280 (realify_fake_stores): Likewise.
1281 (execute_pre): Remove dead code.
1282 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
1283 (find_func_aliases): Deal with it here instead.
1284 Re-enable gcc_unreachable call.
1286 2008-07-28 Richard Guenther <rguenther@suse.de>
1288 Merge from gimple-tuples-branch.
1290 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
1291 * gimple.def: New file.
1292 * gsstruct.def: Likewise.
1293 * gimple-iterator.c: Likewise.
1294 * gimple-pretty-print.c: Likewise.
1295 * tree-gimple.c: Removed. Merged into ...
1296 * gimple.c: ... here. New file.
1297 * tree-gimple.h: Removed. Merged into ...
1298 * gimple.h: ... here. New file.
1300 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
1301 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
1302 --enable-checking=gimple flag.
1303 * config.in: Likewise.
1304 * configure: Regenerated.
1306 * tree-ssa-operands.h: Tuplified.
1307 * tree-vrp.c: Likewise.
1308 * tree-loop-linear.c: Likewise.
1309 * tree-into-ssa.c: Likewise.
1310 * tree-ssa-loop-im.c: Likewise.
1311 * tree-dump.c: Likewise.
1312 * tree-complex.c: Likewise.
1313 * cgraphbuild.c: Likewise.
1314 * tree-ssa-threadupdate.c: Likewise.
1315 * tree-ssa-loop-niter.c: Likewise.
1316 * tree-pretty-print.c: Likewise.
1317 * tracer.c: Likewise.
1318 * gengtype.c: Likewise.
1319 * tree-loop-distribution.c: Likewise.
1320 * tree-ssa-loop-unswitch.c: Likewise.
1321 * cgraph.c: Likewise.
1322 * cgraph.h: Likewise.
1323 * tree-ssa-loop-manip.c: Likewise.
1324 * value-prof.c: Likewise.
1325 * tree-ssa-loop-ch.c: Likewise.
1326 * tree-tailcall.c: Likewise.
1327 * value-prof.h: Likewise.
1330 * tree-pass.h: Likewise.
1331 * ipa-cp.c: Likewise.
1332 * tree-scalar-evolution.c: Likewise.
1333 * tree-scalar-evolution.h: Likewise.
1334 * target.h: Likewise.
1335 * lambda-mat.c: Likewise.
1336 * tree-phinodes.c: Likewise.
1337 * diagnostic.h: Likewise.
1338 * builtins.c: Likewise.
1339 * tree-ssa-alias-warnings.c: Likewise.
1340 * cfghooks.c: Likewise.
1341 * fold-const.c: Likewise.
1342 * cfghooks.h: Likewise.
1343 * omp-low.c: Likewise.
1344 * tree-ssa-dse.c: Likewise.
1345 * ipa-reference.c: Likewise.
1346 * tree-ssa-uncprop.c: Likewise.
1347 * toplev.c: Likewise.
1348 * tree-gimple.c: Likewise.
1349 * tree-gimple.h: Likewise.
1350 * tree-chrec.c: Likewise.
1351 * tree-chrec.h: Likewise.
1352 * tree-ssa-sccvn.c: Likewise.
1353 * tree-ssa-sccvn.h: Likewise.
1354 * cgraphunit.c: Likewise.
1355 * tree-ssa-copyrename.c: Likewise.
1356 * tree-ssa-ccp.c: Likewise.
1357 * tree-ssa-loop-ivopts.c: Likewise.
1358 * tree-nomudflap.c: Likewise.
1359 * tree-call-cdce.c: Likewise.
1360 * ipa-pure-const.c: Likewise.
1361 * c-format.c: Likewise.
1362 * tree-stdarg.c: Likewise.
1363 * tree-ssa-math-opts.c: Likewise.
1364 * tree-ssa-dom.c: Likewise.
1365 * tree-nrv.c: Likewise.
1366 * tree-ssa-propagate.c: Likewise.
1367 * ipa-utils.c: Likewise.
1368 * tree-ssa-propagate.h: Likewise.
1369 * tree-ssa-alias.c: Likewise.
1370 * gimple-low.c: Likewise.
1371 * tree-ssa-sink.c: Likewise.
1372 * ipa-inline.c: Likewise.
1373 * c-semantics.c: Likewise.
1374 * dwarf2out.c: Likewise.
1376 * tree-ssa-loop-ivcanon.c: Likewise.
1377 * predict.c: Likewise.
1378 * tree-ssa-loop.c: Likewise.
1379 * tree-parloops.c: Likewise.
1380 * tree-ssa-address.c: Likewise.
1381 * tree-ssa-ifcombine.c: Likewise.
1382 * matrix-reorg.c: Likewise.
1383 * c-decl.c: Likewise.
1384 * tree-eh.c: Likewise.
1385 * c-pretty-print.c: Likewise.
1386 * lambda-trans.c: Likewise.
1387 * function.c: Likewise.
1388 * langhooks.c: Likewise.
1389 * ebitmap.h: Likewise.
1390 * tree-vectorizer.c: Likewise.
1391 * function.h: Likewise.
1392 * langhooks.h: Likewise.
1393 * tree-vectorizer.h: Likewise.
1394 * ipa-type-escape.c: Likewise.
1395 * ipa-type-escape.h: Likewise.
1396 * domwalk.c: Likewise.
1397 * tree-if-conv.c: Likewise.
1398 * profile.c: Likewise.
1399 * domwalk.h: Likewise.
1400 * tree-data-ref.c: Likewise.
1401 * tree-data-ref.h: Likewise.
1402 * tree-flow-inline.h: Likewise.
1403 * tree-affine.c: Likewise.
1404 * tree-vect-analyze.c: Likewise.
1405 * c-typeck.c: Likewise.
1406 * gimplify.c: Likewise.
1407 * coretypes.h: Likewise.
1408 * tree-ssa-phiopt.c: Likewise.
1409 * calls.c: Likewise.
1410 * tree-ssa-coalesce.c: Likewise.
1411 * tree.def: Likewise.
1412 * tree-dfa.c: Likewise.
1413 * except.c: Likewise.
1414 * except.h: Likewise.
1415 * cfgexpand.c: Likewise.
1416 * tree-cfgcleanup.c: Likewise.
1417 * tree-ssa-pre.c: Likewise.
1418 * tree-ssa-live.c: Likewise.
1419 * tree-sra.c: Likewise.
1420 * tree-ssa-live.h: Likewise.
1421 * tree-predcom.c: Likewise.
1422 * lambda.h: Likewise.
1423 * tree-mudflap.c: Likewise.
1424 * ipa-prop.c: Likewise.
1425 * print-tree.c: Likewise.
1426 * tree-ssa-copy.c: Likewise.
1427 * ipa-prop.h: Likewise.
1428 * tree-ssa-forwprop.c: Likewise.
1429 * ggc-page.c: Likewise.
1430 * c-omp.c: Likewise.
1431 * tree-ssa-dce.c: Likewise.
1432 * tree-vect-patterns.c: Likewise.
1433 * tree-ssa-ter.c: Likewise.
1434 * tree-nested.c: Likewise.
1435 * tree-ssa.c: Likewise.
1436 * lambda-code.c: Likewise.
1437 * tree-ssa-loop-prefetch.c: Likewise.
1438 * tree-inline.c: Likewise.
1439 * tree-inline.h: Likewise.
1440 * tree-iterator.c: Likewise.
1441 * tree-optimize.c: Likewise.
1442 * tree-ssa-phiprop.c: Likewise.
1443 * tree-vect-transform.c: Likewise.
1444 * tree-object-size.c: Likewise.
1445 * tree-outof-ssa.c: Likewise.
1446 * cfgloop.c: Likewise.
1447 * system.h: Likewise.
1448 * tree-profile.c: Likewise.
1449 * cfgloop.h: Likewise.
1450 * c-gimplify.c: Likewise.
1451 * c-common.c: Likewise.
1452 * tree-vect-generic.c: Likewise.
1453 * tree-flow.h: Likewise.
1454 * c-common.h: Likewise.
1455 * basic-block.h: Likewise.
1456 * tree-ssa-structalias.c: Likewise.
1457 * tree-switch-conversion.c: Likewise.
1458 * tree-ssa-structalias.h: Likewise.
1459 * tree-cfg.c: Likewise.
1460 * passes.c: Likewise.
1461 * ipa-struct-reorg.c: Likewise.
1462 * ipa-struct-reorg.h: Likewise.
1463 * tree-ssa-reassoc.c: Likewise.
1464 * cfgrtl.c: Likewise.
1465 * varpool.c: Likewise.
1467 * tree-ssanames.c: Likewise.
1468 * tree-ssa-threadedge.c: Likewise.
1469 * langhooks-def.h: Likewise.
1470 * tree-ssa-operands.c: Likewise.
1471 * config/alpha/alpha.c: Likewise.
1472 * config/frv/frv.c: Likewise.
1473 * config/s390/s390.c: Likewise.
1474 * config/m32c/m32c.c: Likewise.
1475 * config/m32c/m32c-protos.h: Likewise.
1476 * config/spu/spu.c: Likewise.
1477 * config/sparc/sparc.c: Likewise.
1478 * config/i386/i386.c: Likewise.
1479 * config/sh/sh.c: Likewise.
1480 * config/xtensa/xtensa.c: Likewise.
1481 * config/stormy16/stormy16.c: Likewise.
1482 * config/ia64/ia64.c: Likewise.
1483 * config/rs6000/rs6000.c: Likewise.
1484 * config/pa/pa.c: Likewise.
1485 * config/mips/mips.c: Likewise.
1487 2008-07-28 Simon Baldwin <simonb@google.com>
1489 * c-pragma.c (handle_pragma_message): New function.
1490 (init_pragma): Register handle_pragma_message.
1491 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
1494 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
1496 PR tree-optimization/35252
1497 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
1498 REALPART_EXPR to be considered as same load operation.
1500 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
1502 PR tree-optimization/36830
1503 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
1504 (expressions_equal_p): Return false if only one operand is null.
1506 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
1508 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
1509 version requirements.
1511 2008-07-26 Olivier Hainque <hainque@adacore.com>
1513 * collect2.c (symkind): New enum. Symbol kinds we care about.
1514 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
1515 code and head comment accordingly.
1516 (scan_prog_file): Use symkind names instead of bare integers.
1518 2008-07-25 Jan Hubicka <jh@suse.cz>
1520 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
1522 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
1523 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
1524 * dojump.c (clear_pending_stack_adjust): Likewise.
1525 * print-tree.c (print_node): Ignore DECL_INLINE.
1526 * tree-inline.c (inlinable_function_p): Likewise.
1528 2008-07-25 Michael Meissner <gnu@the-meissners.org>
1530 * doc/extend.texi (hot attribute): Document that the hot attribute
1531 turns on -O3 for some ports.
1532 (cold attribute): Document that the cold attribute turns on -Os
1535 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
1536 reflect function specific option support.
1538 * target.h (struct target_option_hooks): Add fields to say whether
1539 the cold attribute implies -Os and the hot attribute implies -O3.
1541 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
1542 By default, do not turn on -Os for cold functions.
1543 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
1544 not turn on -O3 for hot functions.
1546 * c-common.c (handle_hot_attribute): Use target hook to determine
1547 if hot functions should enable -O3.
1548 (handle_cold_attribute): Use target hook to determine if cold
1549 functions should enable -Os.
1551 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
1552 (override_options): Move disable scheduling to
1553 optimization_options.
1554 (optimization_options): Disable scheduling here, not
1556 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1557 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1559 * config/ia64/ia64.c (ia64_override_options): Move setting
1560 scheduling flags to ia64_optimization_options.
1561 (ia64_optimization_options): Disable scheduling options here, and
1562 not in ia64_override_options.
1563 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1564 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1566 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
1569 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
1571 2008-07-25 Martin Jambor <mjambor@suse.cz>
1573 PR tree-optimization/36926
1574 * ipa-prop.c (ipa_analyze_call_uses): Call
1575 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
1577 2008-07-25 Joseph Myers <joseph@codesourcery.com>
1579 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1580 movv2si_internal): Add mem = reg alternative.
1582 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
1585 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
1586 DEFAULT_PCC_STRUCT_RETURN to 127.
1588 2008-07-24 Jan Hubicka <jh@suse.cz>
1590 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
1591 (build_cgraph_edges): Likewise.
1592 * cgraph.c (cgraph_node): Do not update assembler hash.
1593 (cgraph_remove_node): Drop non-unit-at-a-time code.
1594 * tree-pass.h (pass_O0_always_inline): Remove.
1595 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
1596 * toplev.c (process_options): Flag unit-at-a-time does not imply
1598 * cgraphunit.c: Update comments.
1599 (decide_is_function_needed): Drop non-unit-at-a-time mode.
1600 (cgraph_assemble_pending_functions): Remove.
1601 (cgraph_reset_node): Drop non-unit-at-a-time code.
1602 (cgraph_finalize_function): Likewise.
1603 (cgraph_analyze_function): Likewise.
1604 (cgraph_finalize_compilation_unit): Likewise.
1605 (cgraph_expand_function): Likewise.
1606 (cgraph_optimize): Likesise.
1607 (save_inline_function_body): Likewise.
1608 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
1609 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
1610 * ipa-inline.c: Update comments.
1611 (enum inlining_mode): remove INLINE_SPEED.
1612 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
1613 (cgraph_mark_inline_edge): Likewise.
1614 (try_inline): Likewise.
1615 (cgraph_decide_inlining_incrementally): Likewise.
1616 (cgraph_gate_inlining): Remove.
1617 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
1618 (cgraph_gate_early_inlining): Likewise.
1619 (gate_inline_passes): Remove.
1620 (pass_inline_parameters, pass_ipa_inline): Remove gates.
1621 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1622 pass_O0_always_inline): Remove.
1623 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
1624 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
1625 * opts.c (no_unit_at_a_time_default): Remove.
1626 (decode_options): Remove flag_unit_at_a_time reset and warning.
1627 * opts.h (no_unit_at_a_time_default): Remove.
1628 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
1629 early in GNU dialect.
1630 (merge_decls): Update comment; drop unit-at-a-time check.
1631 (finish_decl): Likewise.
1632 (grok_declaration): Remove flag_inline_trees code.
1633 (finish_functions): Return on function returning non-void on all
1635 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
1636 * cfgexpand.c (expand_one_static_var): Remove.
1637 (expand_one_var): Remove expand_one_static_var call.
1638 (expand_used_vars_for_block): Remove flag_unit_a_time check.
1639 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
1640 and flag_unit_at_a-time compatibility checks.
1641 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
1642 * tree-inline.c (flag_inline_trees): Remove.
1643 (inlinable_function_p): Don't check it.
1644 (expand_call_inline): Remove non-unit-at-a-time code.
1645 * tree-inline.h (flag_inline_trees): Remove.
1646 * tree-optimize.c (execute_early_local_optimizations): Remove
1647 unit-at-a-time checks.
1648 (tree_rest_of_compilation): Likewise.
1649 * combine.c (setup_incoming_promotions): Likewise.
1650 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
1651 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
1652 * passes.c (pass_inline_parameters): Update comments; remove
1653 O0_alwaysinline pass.
1654 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
1655 (execute_one_pass): Likewise.
1656 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
1657 (ix86_function_sseregparm): Likewise.
1658 * arm.c (arm_function_in_section_p): Likewise.
1659 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
1660 * varpool.c: Update comments.
1661 (decide_is_variable_needed): Remove unit-at-a-time checks.
1662 (varpool_finalize_decl): Likewise.
1664 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
1666 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
1668 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
1670 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
1672 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
1673 imp symbol extension.
1675 2008-07-23 Ian Lance Taylor <iant@google.com>
1677 * tree-vrp.c (infer_value_range): Ignore asm statements when
1678 looking for memory accesses for -fdelete-null-pointer-checks.
1680 2008-07-24 Ben Elliston <bje@au.ibm.com>
1682 * config/spu/spu-c.c (__vector_keyword): New variable.
1683 (vector_keyword): Likewise.
1684 (spu_categorize_keyword): New function.
1685 (spu_macro_to_expand): Likewise.
1686 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
1687 compiling an ISO C dialect.
1689 2008-07-24 Ben Elliston <bje@au.ibm.com>
1691 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
1694 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1696 * configure: Regenerate.
1697 * configure.ac: Require texinfo 4.7.
1698 * doc/install.texi: Document texinfo 4.7 requirement.
1700 2008-07-23 Martin Jambor <mjambor@suse.cz>
1702 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
1703 rather than for DECL_SAVED_TREE.
1704 * ipa-prop.c: Include diagnostic.h.
1705 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
1707 (ipa_detect_param_modifications): Function rewritten from scratch.
1708 (ipa_compute_jump_functions): Changed accesses to modification flags.
1709 (ipa_free_node_params_substructures): Update flags destruction.
1710 (ipa_node_duplication_hook): Update flags duplication.
1711 (ipa_print_all_params_modified): Updated flag access.
1712 * ipa-prop.h (struct ipa_param_flags): New structure.
1713 (struct ipa_node_params): New field modification_analysis_done,
1714 modified_flags changed into param_flags.
1715 (ipa_is_ith_param_modified): Changed to use new flags.
1716 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
1718 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
1719 ipa-cp.c and split into two functions.
1720 (ipa_print_node_jump_functions): New function.
1721 (compute_scalar_jump_functions): New function.
1722 (type_like_member_ptr_p): New function.
1723 (compute_pass_through_member_ptrs): New function.
1724 (fill_member_ptr_cst_jump_function): New function.
1725 (determine_cst_member_ptr): New function.
1726 (compute_cst_member_ptr_arguments): New function.
1727 (ipa_compute_jump_functions): Complete rewrite.
1728 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
1729 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
1730 (struct ipa_member_ptr_cst): New structure.
1731 (union jump_func_value): New field member_cst.
1732 * ipa-cp.c (ipcp_lat_is_insertable): New function.
1733 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
1734 jump function types.
1735 (ipcp_print_all_lattices): Slight fprintf rearrangement.
1736 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
1737 instead of ipcp_print_all_jump_functions.
1738 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
1739 only for replacable scalars.
1741 * doc/invoke.texi (Optimize options): Add description of
1742 -findirect-inlining.
1743 * common.opt (flag_indirect_inlining): New flag.
1744 * opts.c (decode_options): Set flag_indirect_inlining when
1747 * ipa-inline.c: Include ipa-prop.h.
1748 (inline_indirect_intraprocedural_analysis): New function.
1749 (inline_generate_summary): Allocate parameter and argument info
1750 structures, call inline_indirect_intraprocedural_analysis on each
1751 node when doing indirect inlining and deallocate indirect inlining
1752 data structures in the end.
1753 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
1754 (free_all_ipa_structures_after_iinln): New function.
1755 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
1757 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
1759 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
1760 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1761 of computing the frequency separately.
1762 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1763 of computing the frequency separately.
1764 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
1765 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
1766 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
1767 (ipa_get_stmt_member_ptr_load_param): New function.
1768 (ipa_is_ssa_with_stmt_def): New function.
1769 (ipa_note_param_call): New function.
1770 (ipa_analyze_call_uses): New function.
1771 (ipa_analyze_stmt_uses): New function.
1772 (ipa_analyze_params_uses): New function.
1773 (ipa_free_node_params_substructures): Also free the param_calls linked
1775 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
1776 (ipa_print_node_param_flags): New function.
1777 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
1778 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
1779 * ipa-prop.h (struct ipa_param_flags): New field called.
1780 (struct ipa_param_call_note): New structure.
1781 (struct ipa_node_params): New fields param_calls and
1783 (ipa_is_ith_param_called): New function.
1784 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1785 ipa_analyze_params_uses and dump parameter flags.
1787 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
1788 ipa_propagate_indirect_call_infos if performing indirect inlining,
1789 pass a new parameter new_edges to it.
1790 (add_new_edges_to_heap): New fucntion.
1791 (cgraph_decide_inlining_of_small_functions): New vector
1792 new_indirect_edges for newly found indirect edges , call
1793 ipa_propagate_indirect_call_infos after inlining.
1794 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
1795 inlining if performing indirect inlining. Call
1796 free_all_ipa_structures_after_iinln when doing so too.
1797 (inline_generate_summary): Do not call
1798 free_all_ipa_structures_after_iinln here.
1799 * ipa-prop.c (update_jump_functions_after_inlining): New function.
1800 (print_edge_addition_message): New function.
1801 (update_call_notes_after_inlining): New function.
1802 (propagate_info_to_inlined_callees): New function.
1803 (ipa_propagate_indirect_call_infos): New function.
1804 * ipa-prop.h: Include cgraph.h
1805 (struct ipa_param_call_note): Fields reordered, new field processed.
1806 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
1808 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
1809 rediscovered call statements.
1810 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
1811 (dump_cgraph_node): Dump also the indirect_call flag.
1812 (cgraph_clone_edge): Copy also the indirect_call flag.
1813 * tree-inline.c (copy_bb): Do not check for fndecls from call
1814 expressions, check for edge availability when moving clones.
1815 (get_indirect_callee_fndecl): New function.
1816 (expand_call_inline): If callee declaration is not apprent from
1817 the statement, try calling get_indirect_callee_fndecl. Do not
1818 issue warnings or call sorry when not inlinings an indirect edge.
1819 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
1821 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
1822 bit more frandly to matching.
1823 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
1824 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
1825 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
1827 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1830 * opth-gen.awk: Suppress function specific features when building
1832 * optc-gen.awk: Ditto.
1834 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1837 * diagnostic.c (pedwarn): Add opt parameter.
1839 * c-tree.h (pedwarn_init): Add opt parameter.
1840 (pedwarn_c90): Likewise.
1841 (pedwarn_c99): Likewise.
1842 * c-errors.c (pedwarn_c99): Likewise.
1843 (pedwarn_c90): Likewise.
1844 * toplev.h (pedwarn): Update declaration.
1845 (pedwarn0): Declare.
1846 * c-lex.c: All calls to pedwarn changed.
1847 * builtins.c: All calls to pedwarn changed.
1848 * toplev.c: All calls to pedwarn changed.
1849 * c-decl.c: All calls to pedwarn changed.
1850 * c-typeck.c: All calls to pedwarn changed.
1851 * c-common.c: All calls to pedwarn changed.
1852 * c-parser.c: All calls to pedwarn changed.
1854 2008-07-23 Michael Meissner <gnu@the-meissners.org>
1855 Karthik Kumar <karthikkumar@gmail.com>
1857 * attribs.c (file scope): Include c-common.h.
1858 (decl_attributes): Add support for #pragma GCC optimize and
1861 * targhooks.c (default_can_inline_p): New function that is the
1862 default for the TARGET_CAN_INLINE_P target hook.
1864 * targhooks.h (default_can_inline_p): Add declaration.
1866 * tree.c (cl_optimization_node): New static tree for building
1867 OPTIMIZATION_NODE tree.
1868 (cl_target_option_node): New static tree for building
1869 TARGET_OPTION_NODE tree.
1870 (cl_option_hash_table): New hash table for hashing
1871 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1872 (cl_option_hash_hash): New function to provide the hash value for
1873 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1874 (cl_option_hash_eq): New function to provide an equality test for
1875 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
1876 (tree_code_size): Add support for OPTIMIZATION_NODE and
1877 TARGET_OPTION_NODE trees.
1878 (tree_code_structure): Add support for OPTIMIZATION_NODE and
1879 TARGET_OPTION_NODE trees.
1880 (build_optimization_node): Build a tree that has all of the
1881 current optimization options.
1882 (build_target_option_node): Build a tree that has the target
1883 options that might be changed on a per function basis.
1885 * tree.h (file scope): Include options.h.
1886 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
1887 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
1888 (TREE_OPTIMIZATION): Ditto.
1889 (TREE_TARGET_SPECIFIC): Ditto.
1890 (struct tree_function_decl): Add fields for remembering the
1891 current optimization options and target specific options.
1892 (struct tree_optimization_option): New tree variant that remembers
1893 the optimization options.
1894 (struct tree_target_option): New tree variant that remembers the
1895 target specific flags that might change for compiling a particular
1897 (union tree_node): Include tree_optimization_option and
1898 tree_target_option fields.
1899 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
1900 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
1901 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
1902 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
1903 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
1904 optimization and target options.
1905 (optimization_default_node): New macro to refer to global_trees
1907 (optimization_current_node): Ditto.
1908 (optimization_cold_node): Ditto.
1909 (optimization_hot_node): Ditto.
1910 (target_option_default_node): Ditto.
1911 (target_option_current_node): Ditto.
1912 (current_option_pragma): Ditto.
1913 (current_optimize_pragma): Ditto.
1915 * target.h (struct gcc_target): Add valid_option_attribute_p,
1916 target_option_save, target_option_restore, target_option_print,
1917 target_option_pragma_parse, and can_inline_p hooks.
1919 * toplev.h (parse_optimize_options): Add declaration.
1920 (fast_math_flags_struct_set_p): Ditto.
1922 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
1923 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
1926 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
1927 tree_can_inline_p hook to see if one function can inline another.
1928 (cgraph_decide_inlining): Ditto.
1929 (cgraph_decide_inlining_incrementally): Ditto.
1931 * opts.c (decode_options): Add support for running multiple times
1932 to allow functions with different target or optimization options
1933 than was specified on the command line.
1934 (fast_math_flags_struct_set_p): New function that is similar to
1935 fast_math_flags_set_p, except it uses the values in the
1936 cl_optimization structure instead of global variables.
1938 * optc-gen.awk: Add support for TargetSave to allow a back end to
1939 declare new fields that need to be saved when using function
1940 specific options. Include flags.h and target.h in the options.c
1941 source. Add support for Save to indicate which options can be set
1942 for individual functions. Generate cl_optimize_save,
1943 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
1944 cl_target_option_restore, cl_target_option_print functions to
1945 allow functions to use different optimization or target options.
1947 * opt-functions.awk (var_type_struct): Return the type used for
1948 storing the field in a structure.
1950 * opth-gen.awk: Add support for TargetSave to allow a back end to
1951 declare new fields that need to be saved when using function
1952 specific options. Add support for Save to indicate which options
1953 can be set for individual functions. Only generate one extern for
1954 Mask fields. Generate cl_optimization and cl_target_option
1955 structures to remember optimization and target options.
1957 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
1958 collecting new tree nodes.
1959 (TS_TARGET_OPTION): Ditto.
1961 * c-decl.c (merge_decls): Merge function specific target and
1962 optimization options.
1964 * function.c (invoke_set_current_function_hook): If the function
1965 uses different optimization options, change the global variables
1968 * coretypes.h (struct cl_optimization): Add forward reference.
1969 (struct cl_target_option): Ditto.
1971 * c-pragma.c (option_stack): New static vector to remember the
1972 current #pragma GCC option stack.
1973 (handle_pragma_option): New function to support #pragma GCC option
1974 to change target options.
1975 (optimize_stack): New static vector to remember the current
1976 #pragma GCC optimize stack.
1977 (handle_pragma_optimize): New function to support #pragma GCC
1978 optimize to change optimization options.
1979 (init_pragma): Add support for #pragma GCC optimize and #pragma
1982 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
1983 optimization options.
1984 (TARGET_OPTION_NODE): New tree code for remembering certain target
1987 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
1988 TARGET_OPTION_NODE trees.
1990 * common.opt (-O): Add Optimization flag.
1992 (-fmath-errno): Ditto.
1993 (-falign-functions): Add UInteger flag to make sure flag gets full
1994 int in cl_optimization structure.
1995 (-falign-jumps): Ditto.
1996 (-falign-labels): Ditto.
1997 (-falign-loops): Ditto.
1998 (-fsched-stalled-insns): Ditto.
1999 (-fsched-stalled-insns-dep): Ditto.
2001 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2003 (TARGET_OPTION_SAVE): Ditto.
2004 (TARGET_OPTION_RESTORE): Ditto.
2005 (TARGET_OPTION_PRINT): Ditto.
2006 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2007 (TARGET_CAN_INLINE_P): Ditto.
2008 (TARGET_INITIALIZER): Add new hooks.
2010 * tree-inline.c (tree_can_inline_p): New function to determine
2011 whether one function can inline another. Check if the functions
2012 use compatible optimization options, and also call the backend
2015 * tree-inline.h (tree_can_inline_p): Add declaration.
2017 * c-common.c (c_common_attribute): Add support for option and
2018 optimize attributes.
2019 (handle_option_attribute): Add support for the option attribute to
2020 allow the user to specify different target options for compiling a
2022 (handle_optimize_attribute): Add support for the optimize
2023 attribute to allow the user to specify different optimization
2024 options for compiling a specific function.
2025 (handle_hot_attribute): Turn on -O3 optimization for this one
2026 function if it isn't the default optimization level.
2027 (handle_cold_attribute): Turn on -Os optimization for this one
2028 function if it insn't the default optimization.
2029 (const_char_p): New const char * typedef.
2030 (optimize_args): New static vector to remember the optimization
2032 (parse_optimize_options): New function to set up the optimization
2033 arguments from either the optimize attribute or #pragma GCC optimize.
2035 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2036 (builtin_define_std): Ditto.
2038 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2039 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2040 (x86_64-*-*): Ditto.
2042 * Makefile.in (TREE_H): Add options.h.
2043 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2045 * doc/extend.texi (option attribute): Document new attribute.
2046 (optimize attribute): Ditto.
2047 (hot attribute): Document hot attribute sets -O3.
2048 (cold attribute): Document cold attribute sets -Os.
2049 (#pragma GCC option): Document new pragma.
2050 (#pragma GCC optimize): Ditto.
2052 * doc/options.texi (TargetSave): Document TargetSave syntax.
2053 (UInteger): Document UInteger must be used for certain flags.
2054 (Save): Document Save option to create target specific options
2055 that can be saved/restored on a function specific context.
2057 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2058 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2060 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2061 (TARGET_OPTION_SAVE): Ditto.
2062 (TARGET_OPTION_RESTORE): Ditto.
2063 (TARGET_OPTION_PRINT): Ditto.
2064 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2065 (TARGET_CAN_INLINE_P): Ditto.
2067 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2069 (-mfpmath=both): Ditto.
2071 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2072 Karthik Kumar <karthikkumar@gmail.com>
2074 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2075 (TARGET_POPCNT): Ditto.
2076 (TARGET_SAHF): Ditto.
2077 (TARGET_AES): Ditto.
2078 (TARGET_PCLMUL): Ditto.
2079 (TARGET_CMPXCHG16B): Ditto.
2080 (TARGET_RECIP): Move switch into target_flags.
2081 (TARGET_FUSED_MADD): Ditto.
2082 (ix86_arch_features): Make an unsigned char type.
2083 (ix86_tune_features): Ditto.
2084 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2085 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2086 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2088 * config/i386/i386.opt (arch): New TargetSave field to define
2089 fields that need to be saved for function specific option support.
2092 (branch_cost): Ditto.
2093 (ix86_isa_flags_explicit): Ditto.
2094 (tune_defaulted): Ditto.
2095 (arch_specified): Ditto.
2096 (-m128-long-double): Add Save flag to save option for target
2097 specific option support.
2099 (-maccumulate-outgoing-args): Ditto.
2100 (-malign-double): Ditto.
2101 (-malign-stringops): Ditto.
2102 (-mfancy-math-387): Ditto.
2103 (-mhard-float): Ditto.
2105 (-minline-all-stringops): Ditto.
2106 (-minline-stringops-dynamically): Ditto.
2107 (-mms-bitfields): Ditto.
2108 (-mno-align-stringops): Ditto.
2109 (-mno-fancy-math-387): Ditto.
2110 (-mno-push-args): Ditto.
2111 (-mno-red-zone): Ditto.
2112 (-mpush-args): Ditto.
2113 (-mred-zone): Ditto.
2115 (-msseregparm): Ditto.
2116 (-mstack-arg-probe): Ditto.
2131 (-mrecip): Move flag into target_flags.
2133 (-mno-fused-madd): Ditto.
2134 (-mfused-madd): Ditto.
2135 (-mabm): Move flag into ix86_isa_flags.
2142 * config/i386/i386-c.c: New file for #pragma support.
2143 (ix86_target_macros_internal): New function to #define or #undef
2144 target macros based when the user uses the #pragma GCC option to
2145 change target options.
2146 (ix86_pragma_option_parse): New function to add #pragma GCC option
2148 (ix86_target_macros): Move defining the target macros here from
2149 TARGET_CPU_CPP_BUILTINS in i386.h.
2150 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2151 defined, initialize any subtarget #pragmas.
2153 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2154 REGISTER_TARGET_PRAGMAS.
2156 * config/i386/t-i386: New file for x86 dependencies.
2157 (i386.o): Make dependencies mirror the include files used.
2158 (i386-c.o): New file, add dependencies.
2160 * config/i386/i386-protos.h (override_options): Add bool argument.
2161 (ix86_valid_option_attribute_tree): Add declaration.
2162 (ix86_target_macros): Ditto.
2163 (ix86_register_macros): Ditto.
2165 * config/i386/i386.c (ix86_tune_features): Move initialization of
2166 the target masks to initial_ix86_tune_features to allow functions
2167 to have different target options. Make type unsigned char,
2168 instead of unsigned int.
2169 (initial_ix86_tune_features): New static vector to hold processor
2170 masks for the tune variables.
2171 (ix86_arch_features): Move initialization of the target masks to
2172 initial_ix86_arch_features to allow functions to have different
2173 target options. Make type unsigned char, instead of unsigned int.
2174 (initial_ix86_arch_features): New static vector to hold processor
2175 masks for the arch variables.
2176 (enum ix86_function_specific_strings): New enum to describe the
2177 string options used for attribute((option(...))).
2178 (ix86_target_string): New function to return a string that
2179 describes the target options.
2180 (ix86_debug_options): New function to print the current options in
2182 (ix86_function_specific_save): New function hook to save the
2183 function specific global variables in the cl_target_option structure.
2184 (ix86_function_specific_restore): New function hook to restore the
2185 function specific variables from the cl_target_option structure to
2186 the global variables.
2187 (ix86_function_specific_print): New function hook to print the
2188 target specific options in the cl_target_option structure.
2189 (ix86_valid_option_attribute_p): New function hook to validate
2190 attribute((option(...))) arguments.
2191 (ix86_valid_option_attribute_tree): New function that is common
2192 code between attribute((option(...))) and #pragma GCC option
2193 support that parses the options and returns a tree holding the options.
2194 (ix86_valid_option_attribute_inner_p): New helper function for
2195 ix86_valid_option_attribute_tree.
2196 (ix86_can_inline_p): New function hook to decide if one function
2197 can inline another on a target specific basis.
2198 (ix86_set_current_function); New function hook to switch target
2199 options if the user used attribute((option(...))) or #pragma GCC
2201 (ix86_tune_defaulted): Move to static file scope from
2203 (ix86_arch_specified): Ditto.
2204 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2206 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2207 (OPTION_MASK_ISA_ABM_SET): Ditto.
2208 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2209 (OPTION_MASK_ISA_CX16_SET): Ditto.
2210 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2211 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2212 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2213 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2214 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2215 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2216 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2217 (struct ptt): Move to static file scope from override_options.
2218 (processor_target_table): Ditto.
2220 (ix86_handle_option): Add support for options that are now isa options.
2221 (override_options): Add support for declaring functions that
2222 support different target options than were specified on the
2223 command line. Move struct ptt, processor_target_table, cpu_names,
2224 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2225 Add bool argument. Fix up error messages so the appropriate error
2226 is given for either command line or attribute.
2227 (ix86_previous_fndecl): New static to remember previous function
2228 declaration to see if we need to change target options.
2229 (ix86_builtins_isa): New array to record the ISA of each builtin
2231 (def_builtin): Always create the builtin function, even if the
2232 current ISA doesn't support it.
2233 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2234 tests for those builtins.
2235 (ix86_init_builtins): Remove TARGET_MMX test for calling
2236 ix86_init_mmx_sse_builtins.
2237 (ix86_expand_builtin): If the current ISA doesn't support a given
2238 builtin, signal an error.
2239 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2240 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2241 (TARGET_OPTION_SAVE): Ditto.
2242 (TARGET_OPTION_RESTORE): Ditto.
2243 (TARGET_OPTION_PRINT): Ditto.
2244 (TARGET_CAN_INLINE_P): Ditto.
2246 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2248 * c-typeck.c (build_external_ref): Don't call assemble_external.
2249 * final.c (output_operand): Call assemble_external.
2251 2008-07-21 DJ Delorie <dj@redhat.com>
2253 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
2254 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2256 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2258 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
2259 original insn and splitter contents into ...
2260 ("*div<mode>3_fast"): ... this new pattern. Enable only if
2261 flag_unsafe_math_optimizations. Add dummy scratch register.
2262 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
2263 !flag_unsafe_math_optimizations. Returns number with next
2264 highest magnitude if this is still less or equal to the true
2265 quotient in magnitude.
2267 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
2269 * Makefile.in: Replace toplev.h with TOPLEV_H.
2270 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
2271 * c-lex.c (fe_file_change): Don't set in_system_header.
2272 * c-parser.c (c_token): Remove in_system_header.
2273 (c_lex_one_token): Don't set in_system_header.
2274 (c_parser_set_source_position_from_token): Don't set in_system_header.
2275 * diagnostic.c (diagnostic_report_diagnostic): Use location from
2278 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
2279 * flags.h (in_system_header): Remove.
2280 * function.c (saved_in_system_header): Remove.
2281 (push_cfun): Don't set in_system_header.
2282 (pop_cfun): Don't set in_system_header.
2283 (push_struct_function): Don't set in_system_header.
2284 * input.h (expanded_location): Add sysp.
2285 (in_system_header_at): New.
2286 (in_system_header): New.
2287 * toplev.c (in_system_header): Remove.
2288 * toplev.h: Include input.h
2290 * tree-cfg.c (execute_warn_function_return): Call warning_at.
2291 * tree-ssa.c (warn_uninit): Call warning_at.
2292 (warn_uninitialized_var): Update calls to warn_uninit.
2293 (warn_uninitialized_phi): Update calls to warn_uninit.
2294 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
2295 (expand_location): Initialize xloc.sysp.
2296 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
2297 (tree_decl_with_vis): Remove in_system_header_flag.
2299 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
2302 * recog.c (asm_operand_ok): Change the order of the extra
2303 memory constraint checks.
2305 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2308 * tree-switch-conversion.c (build_one_array): Call
2309 varpool_mark_needed_node and varpool_finalize_decl
2310 instead of assemble_variable.
2312 2008-07-19 Jan Hubicka <jh@suse.cz>
2314 * cgraph.c (cgraph_add_new_function): Do early local passes.
2315 * tree-nrv.c (gate_pass_return_slot): New gate.
2316 (pass_nrv): Add the gate.
2317 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
2319 (coalesce_ssa_name): Coalesce SSA names.
2320 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
2321 not optimizing so unused user vars remains visible.
2322 * common.opt (flag_tree_ter): Always enable by default.
2323 * tree-ssa-ter.c: Include flags.h
2324 (is_replaceable_p): Check that locations match; when aliasing is missing
2325 be conservative about loads.
2326 * tree-optimize.c (gate_init_datastructures): Remove.
2327 (pass_init_datastructures): New.
2328 * passes.c: Reorder passes so we always go into SSA.
2330 2008-07-19 Jan Hubicka <jh@suse.cz>
2332 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
2333 * doc/invoke.texi (--combine): Likewise.
2334 (-finline-functions-called-once): Update levels when enabled.
2335 (-funit-at-a-time): Document new behaviour.
2336 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
2337 -fno-section-anchors when disabled explicitly.
2338 (inline params): They are not ignored now.
2339 (precompiled headers): Remove unit-at-a-time as being incompatible.
2340 * opts.c (decode_options): Handle unit-at-a-time as alias;
2341 imply -fno-section-anchors when toplevel reorder is disabled
2343 * common.opt (ftoplevel-reorder): Set default value to 2.
2344 (funit-at-a-time): Set default value to 1.
2345 * config/rs6000/rs6000.c (optimization_options): Set section anchors
2348 2008-07-19 Jan Hubicka <jh@suse.cz>
2350 * builtins.c (expand_builtin_int_roundingfn,
2351 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
2354 2008-07-19 Richard Guenther <rguenther@suse.de>
2357 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
2358 * tree-ssa-sccvn.c (get_constant_value_id): New function.
2359 * tree-ssa-pre.c (get_expr_value_id): For newly created
2360 constant value-ids make sure to add the expression to its
2363 2008-07-19 Jakub Jelinek <jakub@redhat.com>
2366 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
2367 return value of the builtin is ignored.
2369 2008-07-19 Olivier Hainque <hainque@adacore.com>
2371 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
2372 bits, a C conformant malloc implementation has to provide.
2373 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2375 2008-07-19 Joseph Myers <joseph@codesourcery.com>
2379 * reload.c (find_reloads_subreg_address): Only reload address if
2380 reloaded == 0, not for reloaded != 1.
2383 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2384 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2385 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2386 m32c_legitimize_reload_address.
2388 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2389 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2390 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2392 2008-07-19 Olivier Hainque <hainque@adacore.com>
2394 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
2395 argument, saying whether nested array are to be collapsed
2396 into a single array type DIE with multiple subscripts.
2397 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
2398 issues, centralize the nested array types collapsing control and
2399 disable the transformation for Ada.
2401 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
2404 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
2406 (x86_64_shift_adj_2): New expander.
2407 (x86_64_shift_adj_3): Ditto.
2408 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
2409 to split TImode operands.
2410 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
2411 (ix86_split_lshr): Ditto.
2413 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
2415 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
2416 and __CHAR32_TYPE__.
2417 * c-typeck.c (digest_init): Support char16_t and char32_t.
2418 (set_nonincremental_init_from_string): Idem.
2420 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2423 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
2424 PREFERRED_STACK_BOUNDARY.
2425 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2427 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2430 * function.c (locate_and_pad_parm): Cap boundary earlier.
2432 2008-07-17 Julian Brown <julian@codesourcery.com>
2434 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
2435 no-op for targets which don't use DLLs.
2437 2008-07-17 Martin Jambor <mjambor@suse.cz>
2439 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
2440 that nodes are relevant by examining the node->analyzed flag.
2441 (ipcp_init_stage): Check which nodes are relevant, assert that the
2442 relevant ones are also required.
2443 (ipcp_propagate_stage): Check on the side arrays are properly
2445 (ipcp_print_all_jump_functions): Make sure not to touch any node
2446 that is not analyzed or an edge that does not have a corresponding
2447 entry in the on-the-side vectors.
2448 (ipcp_function_scale_print): Likewise.
2449 (ipcp_update_callgraph): Check that the node is relevant.
2450 (ipcp_insert_stage): Check that the node is relevant. Check there is
2451 an info for every node and edge.
2452 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
2453 (ipa_print_all_tree_maps): Likewise and a new variable info.
2454 (ipa_print_all_params_modified): Likewise.
2455 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
2457 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
2460 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
2462 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
2464 PR rtl-optimization/36753
2465 * fwprop.c (use_killed_between): Don't shortcut
2466 single-definition global registers.
2468 2008-07-16 Jan Hubicka <jh@suse.cz>
2470 * cgraph.h (varpool_empty_needed_queue): Declare.
2471 * cgraphunit.c (output_in_order): Mark all variables as needed;
2473 * varpool.c (varpool_assemble_node): Update debug queue.
2474 (varpool_assemble_pending_decls): Don't do it here.
2475 (varpool_empty_needed_queue): New function.
2477 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2479 * recog.c (peephole2_optimize): Fix formatting.
2481 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2483 * c-pch.c (get_ident): Avoid C++ keywords.
2484 * combine-stack-adj.c (single_set_for_csa): Likewise.
2485 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
2486 output_asm_insn): Likewise.
2487 * reload.c (push_secondary_reload, find_reusable_reload,
2488 push_reload, combine_reloads, find_reloads,
2489 debug_reload_to_stream): Likewise.
2490 * reload.h (struct reload): Likewise.
2491 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
2492 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
2493 emit_output_reload_insns): Likewise.
2494 * targhooks.c (default_secondary_reload): Likewise.
2495 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
2497 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2499 * recog.c (validate_change_1, validate_change,
2500 validate_unshare_change, validate_replace_rtx_1, struct
2501 funny_match, constrain_operands, peephole2_optimize): Avoid C++
2503 * reload.c (push_secondary_reload, secondary_reload_class,
2504 scratch_reload_class, find_valid_class, find_reusable_reload,
2505 push_reload, find_dummy_reload, find_reloads_address_1,
2506 find_reloads_address_part, find_equiv_reg): Likewise.
2507 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
2508 choose_reload_regs): Likewise.
2509 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
2511 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2512 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2513 * sched-rgn.c (concat_INSN_LIST): Likewise.
2514 * stor-layout.c (mode_for_size, mode_for_size_tree,
2515 smallest_mode_for_size): Likewise.
2517 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2519 * cfg.c (dump_reg_info): Avoid C++ keywords.
2520 * dwarf2asm.c (dw2_force_const_mem,
2521 dw2_asm_output_encoded_addr_rtx): Likewise.
2522 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
2523 * expmed.c (expand_shift): Likewise.
2524 * global.c (find_reg): Likewise.
2525 * graph.c (draw_edge): Likewise.
2526 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
2527 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
2528 widen_clz, widen_bswap, expand_parity, expand_unop,
2529 emit_cmp_and_jump_insn_1): Likewise.
2530 * postreload.c (reload_cse_simplify_operands): Likewise.
2531 * ra.h (add_neighbor): Likewise.
2532 * reg-stack.c (remove_regno_note, change_stack): Likewise.
2533 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
2534 record_reg_classes, copy_cost, record_address_regs,
2535 invalid_mode_change_p): Likewise.
2536 * regrename.c (regrename_optimize, scan_rtx_reg,
2537 dump_def_use_chain, find_oldest_value_reg,
2538 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2540 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2542 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
2543 MASK_POWERPC64 for power4 in previous commit.
2545 2008-07-16 Olivier Hainque <hainque@adacore.com>
2547 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
2548 instead of bare conversion to cast const-ness away.
2550 2008-07-16 Anatoly Sokolov <aesok@post.ru>
2552 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
2553 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
2554 * config/xtensa/xtensa.c (xtensa_function_value): New function.
2555 (TARGET_FUNCTION_VALUE): Define.
2557 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2559 * config/rs6000/rs6000.c (processor_target_table): Add
2560 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2562 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2565 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2566 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2567 m32c_legitimize_reload_address.
2569 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
2571 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
2572 DECL_IN_SYSTEM_HEADER in sync.
2574 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
2576 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
2577 * tree-ssa-pre.c (pre_expr_eq): Ditto
2578 (get_constant_for_value_id): Take a type as an argument.
2579 (fully_constant_expression): Pass in type.
2580 (find_or_generate_expression): Short circuit constant case.
2581 (create_expression_by_pieces): Remove special casing of
2583 (do_regular_insertion): Short circuit constant case.
2584 (do_partial_partial_insertion): Ditto.
2586 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2589 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2591 2008-07-15 Bob Wilson <bob.wilson@acm.org>
2593 * config/xtensa/libgcc-xtensa.ver: New file.
2594 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2596 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2598 * df-problems.c (df_set_note): Avoid C++ keywords.
2599 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
2600 * dse.c (record_store, remove_useless_values): Likewise.
2601 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
2602 gen_reg_rtx_offset, operand_subword, change_address_1,
2603 change_address, adjust_address_1, offset_address,
2604 widen_memory_access, emit_copy_of_insn_after): Likewise.
2605 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
2606 * fwprop.c (should_replace_address, propagate_rtx_1,
2607 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
2609 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
2610 gcse_emit_move_after, update_ld_motion_stores): Likewise.
2611 * lcm.c (compute_insert_delete, pre_edge_lcm,
2612 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
2613 * lower-subreg.c (resolve_reg_notes): Likewise.
2614 * mode-switching.c (optimize_mode_switching): Likewise.
2616 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2618 * bt-load.c (add_btr_def, migrate_btr_def,
2619 branch_target_load_optimize): Avoid C++ keywords.
2620 * caller-save.c (insert_restore, insert_save, insert_one_insn):
2622 * combine.c (subst, simplify_set, make_extraction,
2623 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
2624 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
2625 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
2627 2008-07-15 Richard Guenther <rguenther@suse.de>
2630 * c-common.c (strict_aliasing_warning): Do not warn for
2631 TYPE_REF_CAN_ALIAS_ALL pointers.
2632 (c_common_get_alias_set): may_alias types are not special.
2633 * tree.c (build_pointer_type_for_mode): Look up the may_alias
2634 attribute and set can_ref_all accordingly.
2635 (build_reference_type_for_mode): Likewise.
2636 * doc/extend.texi (may_alias): Clarify.
2638 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2641 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2642 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2644 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2647 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
2648 gcc_assert, instead call output_operand_lossage.
2650 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
2652 * builtins.c (std_canonical_va_list): Treat structure based
2655 2008-07-15 Ben Elliston <bje@au.ibm.com>
2657 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
2659 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
2661 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
2664 2008-07-14 Jan Hubicka <jh@suse.cz>
2666 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
2667 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
2668 fix predicates and constraints.
2669 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
2670 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
2672 2008-07-14 Doug Kwan <dougkwan@google.com>
2674 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
2675 additional option file arm/eabi.opt.
2676 * config/arm/eabi.h (File): New configuration file for EABI targets.
2677 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
2678 SUBSUBTARGET_EXTRA_SPECS.
2679 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
2680 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
2681 from STARTFILE_SPEC so that it can be referenced in an override.
2682 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
2683 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
2684 can be referenced in an override.
2685 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
2686 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
2687 so that it can be referenced in an override.
2688 (LINK_SPEC): Use BPABI_LINK_SPEC.
2689 * config/arm/eabi.opt (File): New.
2691 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2693 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
2694 (FIXED_VALUE_H): New variable.
2695 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
2696 input.h, fixed-value.h.
2697 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
2698 (BASIC_BLOCK_H): Use $(BITMAP_H).
2699 (FUNCTION_H): Add varray.h.
2700 (IPA_REFERENCE_H): Use $(BITMAP_H).
2701 (CGRAPH_H): Add $(BASIC_BLOCK_H).
2702 (DF_H): Use $(BITMAP_H).
2703 (GGC_H): Add statistics.h.
2705 (INSN_ATTR_H): Use it.
2706 (SYSTEM_H): Add safe-ctype.h, filenames.h.
2708 (SYMTAB_H): Add $(OBSTACK_H).
2709 (CPP_INTERNAL_H): New.
2710 (TREE_DUMP_H): Add tree-pass.h.
2711 (TREE_FLOW_H): Use $(BITMAP_H)
2712 (PRETTY_PRINT_H): Use $(INPUT_H).
2713 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
2716 (many object files): Fix lots of header dependencies throughout.
2718 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2720 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
2722 (s-gtyp-input): Use them to write tmp-gi.list.
2723 (echo_to_gi.list): Remove.
2725 2008-07-14 Richard Guenther <rguenther@suse.de>
2727 * tree-ssa-sccvn.c (pre_info): Remove.
2728 (switch_to_PRE_table): Likewise.
2729 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
2730 (set_hashtable_value_ids): Do not create value-ids for the
2732 (run_scc_vn): Remove double test. Remove bogus special-case
2733 in value-number printing.
2734 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
2735 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
2737 * tree-flow-inline.h (get_value_handle): Remove.
2738 * tree-flow.h (get_value_handle): Remove.
2740 2008-07-14 Martin Jambor <mjambor@suse.cz>
2742 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
2743 in which we generate arithmetics is not a subrange.
2745 2008-07-14 Martin Jambor <mjambor@suse.cz>
2747 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
2749 2008-07-14 Richard Guenther <rguenther@suse.de>
2751 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
2753 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
2756 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
2757 reload for symbol refs moved to r0 with -fPIC.
2758 (legitimize_pic_address): Use the target register as temporary
2760 (emit_symbolic_move): Adjust comment.
2761 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
2764 2008-07-14 Ben Elliston <bje@au.ibm.com>
2766 * c-common.h (C_CPP_HASHNODE): New macro.
2767 * coretypes.h (struct cpp_token): Forward declare.
2768 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2769 the context-sensitive keyword method.
2770 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
2771 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
2772 expand_bool_pixel): New.
2773 (altivec_categorize_keyword): New function.
2774 (init_vector_keywords): New function.
2775 (rs6000_macro_to_expand): Likewise.
2776 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
2777 compiling an ISO C dialect.
2779 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
2781 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
2782 (create_expression_by_pieces): Fix typo.
2783 (do_regular_insertion): Use debug counter here too.
2785 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
2788 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
2789 CONST_OK_FOR_LETTER_P. All port-local users changed.
2790 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
2791 implement Kp matching power-of-two.
2792 (CONSTRAINT_LEN): Define to match.
2793 * config/cris/cris.md: Replace all use of constraint K with Kc.
2794 ("*btst*): Use Kp for operand 0 of last alternative.
2796 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2799 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
2802 2008-07-13 Jan Hubicka <jh@suse.cz>
2804 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
2807 2008-07-13 Richard Guenther <rguenther@suse.de>
2810 * langhooks.c (lhd_print_error_function): Deal with recursive
2813 2008-07-12 Jan Hubicka <jh@suse.cz>
2815 * cgraph.c (assembler_name_hash): New static var.
2816 (hash_node_by_assembler_name, eq_assembler_name): New.
2817 (cgraph_node_for_asm): Use hashtable.
2818 (cgraph_remove_node): Maintain hashtable.
2819 (change_decl_assembler_name): Sanity check that names are not changing
2820 after aliasing was processed.
2821 * cgraph.h (varpoon_node): Add next GGC marker.
2822 * tree.c (decl_assembler_name_equal): Constify.
2823 (decl_assembler_name_hash): New.
2824 * tree.h (decl_assembler_name_equal): Constify.
2825 (decl_assembler_name_hash): Update.
2827 2008-07-12 David Daney <ddaney@avtrex.com>
2829 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2832 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
2834 * doc/md.texi: Document the MIPS "v" constraint.
2835 * config/mips/mips.h (reg_class): Revert last change.
2836 (REG_CLASS_NAMES): Likewise.
2837 (REG_CLASS_CONTENTS): Likewise.
2838 * config/mips/mips.c (mips_regno_to_class): Likewise.
2839 * config/mips/constraints.md (v): Likewise, but add documentation.
2840 Add a comment to say that this constraint should not be used in
2843 2008-07-11 DJ Delorie <dj@redhat.com>
2845 * config/h8300/h8300.md (length): Fix branch offset limit.
2847 2008-07-11 Anatoly Sokolov <aesok@post.ru>
2849 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
2850 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
2851 (avr_hard_regno_scratch_ok): New function.
2852 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2853 * config/avr/avr.md (all peepholes that request a scratch register):
2854 Remove avr_peep2_scratch_safe use.
2856 2008-07-11 Tom Tromey <tromey@redhat.com>
2857 Ian Lance Taylor <iant@google.com>
2859 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
2860 (struct c_common_resword): Define.
2861 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
2862 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
2863 (c_common_reswords, num_c_common_reswords): Declare.
2864 * c-common.c (c_common_reswords): New global const array.
2865 (num_c_common_reswords): New const int.
2866 * c-parser.c (struct resword, reswords): Don't define.
2867 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
2868 (c_parse_init): Clarify mask code. Use c_common_reswords rather
2869 than reswords. If warning about C++ keywords, give them a special
2871 (c_lex_one_token): Warn about C++ keywords. Call
2872 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
2873 (c_parser_external_declaration): Look for RID_xxx rather than
2874 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
2875 (c_parser_statement_after_labels): Likewise.
2876 (c_parser_objc_class_instance_variables): Likewise.
2877 (c_parser_objc_class_declaration): Likewise.
2878 (c_parser_objc_try_catch_statement): Likewise.
2879 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
2880 (declspecs_add_type): Likewise.
2882 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
2884 * ggc-page.c (alloc_page):
2885 Substituting xmalloc, xcalloc with
2886 XNEWVEC and XCNEWVAR macros which add the
2889 2008-07-11 Richard Guenther <rguenther@suse.de>
2891 PR tree-optimization/36765
2892 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
2893 aliases from HEAP vars to SMTs.
2895 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2897 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
2898 * configure.ac (loose_warn): Move -Wc++-compat from here...
2899 (strict_warn): ...to here.
2900 * configure: Regenerate.
2902 2008-07-10 Joseph Myers <joseph@codesourcery.com>
2904 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
2905 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
2906 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
2907 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
2908 excluding more specific h8300-*-* and sh-*-* targets.
2910 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
2912 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
2914 (execute_pre): Call loop_optimizer_finalize in early exit.
2916 2008-07-10 Jakub Jelinek <jakub@redhat.com>
2919 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
2920 uids in the bitmap, not just VAR_DECL uids.
2922 PR rtl-optimization/36419
2923 * combine-stack-adj.c (adjust_frame_related_expr): New function.
2924 (combine_stack_adjustments_for_block): Call it if needed. Delete
2926 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
2927 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
2928 prologue sp adjustment.
2930 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
2933 * opts.c (print_ignored_options): Report postponed diagnostics for
2934 unknown -Wno-* options as warnings, not errors.
2935 (postpone_unknown_option_error): Renamed to...
2936 (postpone_unknown_option_warning): ... this.
2938 2008-07-09 Doug Kwan <dougkwan@google.com>
2941 2008-07-08 Doug Kwan <dougkwan@google.com>
2943 * config/arm/arm.opt (mandroid): New option.
2944 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
2945 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
2947 (CC1PLUS_SPEC): Same.
2949 (STARTFILE_SPEC): Same.
2950 (ENDFILE_SPEC): Same.
2951 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
2954 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
2957 * config/mips/mips.h (reg_class): Remove V1_REG.
2958 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2959 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
2961 (mips_get_tp): New function.
2962 (mips_legitimize_tls_address): Use it.
2963 * config/mips/constraints.md (v): Delete.
2964 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
2965 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
2966 After reload, split into a move and ...
2967 (*tls_get_tp_<mode>_split): ...this new instruction.
2969 2008-07-09 David Daney <ddaney@avtrex.com>
2971 * config/mips/driver-native.c: Include coretypes.h and tm.h.
2973 2008-07-09 Jakub Jelinek <jakub@redhat.com>
2975 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
2976 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
2978 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
2979 htab_delete should be called. Don't free c.
2980 (lookup_tmp_var): Create temp_htab lazily.
2981 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
2982 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
2984 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
2985 lower_omp_ordered, lower_omp_critical, lower_omp_for,
2986 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
2987 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
2988 * tree-sra.c (generate_element_init): Likewise.
2989 * tree-mudflap.c (execute_mudflap_function_ops,
2990 execute_mudflap_function_decls): Likewise.
2991 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
2992 * tree-gimple.h (struct gimplify_ctx): New type.
2993 (push_gimplify_context): Adjust prototype.
2995 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
2997 * tree-ssa-pre.c (phi_translate_1): Update placement of
3000 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3002 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3003 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3004 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3005 * targhooks.c (default_hard_regno_scratch_ok): New function.
3006 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3007 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3008 * recog.c: Include "target.h".
3009 (peep2_find_free_register): Add check for global regs. Add target
3011 * Makefile.in (recog.o): Depend on target.h.
3013 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3015 * config/sh/sh.c (sh_canonical_va_list_type): New.
3016 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3018 2008-07-09 Raksit Ashok <raksit@google.com>
3020 * doc/invoke.texi (Option Summary): Mention new option
3021 -Wdisallowed-function-list=...
3022 (Warning Options): Document -Wdisallowed-function-list=...
3023 * common.opt (Wdisallowed-function-list=): New flag.
3024 * flags.h (warn_disallowed_functions): External definition of new
3025 boolean warning flag.
3026 (warn_if_disallowed_function_p): Declare new function.
3027 * opts.c (warning_disallowed_functions): New static variable.
3028 (warn_disallowed_functions): New boolean warning flag.
3029 (warn_if_disallowed_function_p): New function.
3030 (add_comma_separated_to_vector): Rename
3031 add_instrument_functions_exclude_list to this.
3032 (common_handle_option): Handle new option. Rename calls to
3033 add_instrument_functions_exclude_list into calls to
3034 add_comma_separated_to_vector.
3035 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3036 based on flag warn_disallowed_functions.
3038 2008-07-09 Christian Bruel <christian.bruel@st.com>
3040 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3041 instead of get_attr_length.
3043 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3045 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3047 * genemit.c (gen_insn): Likewise.
3048 * gengtype.c (note_def_vec): Likewise.
3049 * gengtype.h (note_def_vec): Likewise.
3050 * genoutput.c (struct data, output_insn_data, process_template,
3051 gen_expand, gen_split, note_constraint): Likewise.
3052 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3053 make_insn_sequence): Likewise.
3054 * gensupport.c (record_insn_name): Likewise.
3056 2008-07-08 Doug Kwan <dougkwan@google.com>
3058 * config/arm/arm.opt (mandroid): New option.
3059 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3060 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3062 (CC1PLUS_SPEC): Same.
3064 (STARTFILE_SPEC): Same.
3065 (ENDFILE_SPEC): Same.
3066 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3069 2008-07-08 Raksit Ashok <raksit@google.com>
3071 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3072 (set_storage_via_setmem): Fix expected_align parameter.
3073 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3074 missing from the list.
3075 * doc/md.texi (movmem): Explicitly state that expected alignment is
3076 to be expressed in bytes.
3077 (setmem): Explicitly state that expected alignment is to be expressed
3080 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3082 * reload.c (find_reloads_subreg_address): Do not require validity
3083 of address in original mode before reloading address.
3085 2008-07-07 Tianwei Sheng <tianweis@google.com>
3087 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3088 bounds array access.
3090 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3092 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3094 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3096 Fix PR tree-optimization/23455
3097 Fix PR tree-optimization/35286
3098 Fix PR tree-optimization/35287
3099 * Makefile.in (OBJS-common): Remove tree-vn.o.
3100 (tree-vn.o): Remove.
3101 * dbgcnt.def: Add treepre_insert debug counter.
3102 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3103 (debug_value_expressions): Ditto.
3104 (print_value_expressions): Ditto.
3105 * tree-pretty-print.c (dump_generic_node): Updated for
3106 VALUE_HANDLE removal.
3107 * tree-ssa-dom.c (record_equality): Ditto.
3108 (cprop_operand): Ditto.
3109 (lookup_avail_expr): Ditto.
3110 * tree-ssa-threadedge.c
3111 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3112 (simplify_control_stmt_condition): Ditto.
3113 * tree.c (tree_code_size): Ditto.
3114 (tree_node_structure): Ditto.
3115 (iterative_hash_expr): Ditto.
3117 * tree.h (VALUE_HANDLE_ID): Ditto.
3118 (VALUE_HANDLE_EXPR_SET): Ditto.
3119 (struct tree_value_handle): Ditto.
3120 (union tree_node): Ditto.
3121 * treestruct.def: Ditto.
3122 * tree-vn.c: Removed.
3123 * tree-ssa-pre.c: Rewritten entirely.
3124 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3125 (constant_value_ids): Ditto.
3126 (vn_nary_op_t): Moved to header.
3128 (vn_reference_op_t): Ditto
3129 (vn_reference_t): Ditto.
3130 (next_value_id): New variable.
3131 (VN_INFO): Add an assert.
3132 (vn_constant_eq): New function.
3133 (vn_constant_hash): Ditto.
3134 (get_or_alloc_constant_value_id): Ditto.
3135 (value_id_constant_p): Ditto.
3136 (vn_reference_compute_hash): De-staticify.
3137 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3138 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3139 (valueize_refs): Update opcode if it changes from ssa name to constant.
3140 (vn_reference_lookup_1): Add new argument.
3141 (vn_reference_lookup): Ditto.
3142 (vn_reference_lookup_pieces): New function.
3143 (vn_reference_insert): Add return type. Modify to deal with value ids.
3144 (vn_reference_insert_pieces): New function.
3145 (vn_nary_op_compute_hash): De-staticify.
3146 (vn_nary_op_eq): Ditto.
3147 (vn_nary_op_lookup_pieces): New function.
3148 (vn_nary_op_lookup): Add new argument.
3149 (vn_nary_op_insert_pieces): New function.
3150 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3151 (vn_phi_insert): Ditto.
3152 (visit_unary_op): Update for callee changes.
3153 (visit_binary_op): Ditto.
3154 (visit_reference_op_load): Ditto.
3155 (visit_reference_op_store): Ditto.
3156 (init_scc_vn): Init next_value_id, constant_to_value_id and
3158 (free_scc_vn): Free them.
3159 (set_hashtable_value_ids): New function.
3160 (run_scc_vn): Use it.
3161 (get_max_value_id): New function.
3162 (get_next_value_id): Ditto.
3163 (expressions_equal_p): Moved from tree-vn.c
3164 (sort_vuses): Ditto.
3165 (sort_vuses_heap): Ditto.
3166 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3168 * tree.c (iterative_hash_hashval_t): Made non-static
3169 * tree.h (iterative_hash_hashval_t): Declare it.
3171 2008-07-08 Martin Jambor <mjambor@suse.cz>
3173 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3174 instead of ipa_create_node_params.
3175 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3176 ipa_check_create_edge_args, free them with
3177 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3179 * ipa-prop.c: Include flags.h and tree-inline.h.
3180 (ipa_node_params_vector): New variable.
3181 (ipa_edge_args_vector): New variable.
3182 (edge_removal_hook_holder): New variable.
3183 (node_removal_hook_holder): New variable.
3184 (edge_duplication_hook_holder): New variable.
3185 (node_duplication_hook_holder): New variable.
3186 (ipa_detect_param_modifications): Check for presence of modified flags.
3187 (ipa_compute_jump_functions): Check for presence of jump functions.
3188 (ipa_free_edge_args_substructures): New function.
3189 (ipa_create_node_params): Removed.
3190 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3191 (ipa_free_node_params_substructures): New function.
3192 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3194 (ipa_edge_removal_hook): New function.
3195 (ipa_node_removal_hook): New function.
3196 (duplicate_array): New function.
3197 (ipa_edge_duplication_hook): New function.
3198 (ipa_node_duplication_hook): New function.
3199 (ipa_register_cgraph_hooks): New function.
3200 (ipa_unregister_cgraph_hooks): New function.
3201 (free_all_ipa_structures_after_ipa_cp): New function.
3203 * ipa-prop.h: Include vec.h.
3204 (ipa_node_params_t): New typedef with vector types for it.
3205 (ipa_edge_args_t): New typedef with vector types for it.
3206 (IPA_NODE_REF): Changed to access an on-the-side vector.
3207 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3208 (ipa_check_create_node_params): New function.
3209 (ipa_check_create_edge_args): New function.
3211 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3214 2008-07-07 Tom Tromey <tromey@redhat.com>
3216 * configure, config.in: Rebuilt.
3217 * configure.ac: Don't check for scandir or alphasort.
3219 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3221 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3222 types immediately after creating them.
3224 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3226 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3228 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3230 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3231 dump_constraint_graph.
3232 (dump_constraint_edge): New function.
3233 (dump_constraint_graph): New function.
3234 (debug_constraint_graph): New function.
3235 (dump_constraint): Removed useless comparison.
3236 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3237 (dump_constraint_graph): Declare.
3238 (debug_constraint_graph): Declare.
3239 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3241 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3243 * config/i386/i386.c (is_va_list_char_pointer): New.
3244 (ix86_va_start): Replace compare with ms_va_list_type_node
3245 by is_va_list_char_pointer.
3246 (ix86_gimplify_va_arg): Likewise.
3248 2008-07-07 Martin Jambor <mjambor@suse.cz>
3250 * cgraph.c (cgraph_edge_max_uid): New variable.
3251 (struct cgraph_edge_hook_list): New type.
3252 (struct cgraph_node_hook_list): New type.
3253 (struct cgraph_2edge_hook_list): New type.
3254 (struct cgraph_2node_hook_list): New type.
3255 (first_cgraph_edge_removal_hook): New variable.
3256 (first_cgraph_node_removal_hook): New variable.
3257 (first_cgraph_edge_duplicated_hook): New variable.
3258 (first_cgraph_node_duplicated_hook): New variable.
3259 (cgraph_add_edge_removal_hook): New function.
3260 (cgraph_remove_edge_removal_hook): New function.
3261 (cgraph_call_edge_removal_hooks): New function.
3262 (cgraph_add_node_removal_hook): New function.
3263 (cgraph_remove_node_removal_hook): New function.
3264 (cgraph_call_node_removal_hooks): New function.
3265 (cgraph_add_edge_duplication_hook): New function.
3266 (cgraph_remove_edge_duplication_hook): New function.
3267 (cgraph_call_edge_duplication_hooks): New function.
3268 (cgraph_add_node_duplication_hook): New function.
3269 (cgraph_remove_node_duplication_hook): New function.
3270 (cgraph_call_node_duplication_hooks): New function.
3271 (cgraph_create_edge): Assign to edge uid.
3272 (cgraph_remove_edge): Call edge removal hooks.
3273 (cgraph_node_remove_callees): Call edge removal hooks.
3274 (cgraph_node_remove_callers): Call edge removal hooks.
3275 (cgraph_remove_node): Call node removal hooks.
3276 (cgraph_clone_edge): Call edge duplication hooks.
3277 (cgraph_clone_node): Call node duplication hooks.
3279 * cgraph.h (cgraph_edge): New field uid.
3280 (cgraph_edge_hook): New type.
3281 (cgraph_node_hook): New type.
3282 (cgraph_2edge_hook): New type.
3283 (cgraph_2node_hook): New type.
3285 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3287 * config.in: Regenerate.
3289 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
3291 * gcc.c (print_sysroot): New.
3292 (option_map, display_help, process_command): Handle the
3293 -print-sysroot option.
3294 (main): Print the sysroot if requested.
3295 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
3297 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3300 * unwind-pe.h (size_of_encoded_value): add attribute unused.
3302 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
3304 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
3305 (assign_parm_setup_block_p): Also check mode of entry_parm.
3307 2008-07-07 Richard Guenther <rguenther@suse.de>
3309 * tree-ssa-structalias.h (set_used_smts): Remove.
3310 * tree-ssa-structalias.c (used_smts): Likewise.
3311 (set_used_smts): Likewise.
3312 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
3313 call to set_used_smts.
3315 2008-07-07 Richard Guenther <rguenther@suse.de>
3317 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
3318 (new_var_info): Set it to false.
3319 (solution_set_add): Correctly handle pointers outside a var and
3321 (type_safe): Treat variables with is_full_var properly.
3322 (do_sd_constraint): Likewise.
3323 (do_ds_constraint): Likewise.
3324 (process_constraint): Remove zeroing offset for !use_field_sensitive.
3325 (get_constraint_for_ptr_offset): New function.
3326 (get_constraint_for_component_ref): For addresses at least include
3327 the last field of the variable. Handle is_full_vars properly.
3328 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
3329 (handle_ptr_arith): Remove.
3330 (find_func_aliases): Simplify assignment handling.
3331 (create_function_info_for): For parameter and result varinfos set
3333 (create_variable_info_for): Set is_full_var flag whenever we
3334 just created a single varinfo for a decl.
3335 (init_alias_vars): Initialize use_field_sensitive from
3336 max-fields-for-field-sensitive parameter.
3338 2008-07-07 Richard Guenther <rguenther@suse.de>
3340 PR tree-optimization/36713
3341 * tree-flow-inline.h (is_call_used): New function.
3342 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
3343 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3344 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
3346 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3348 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
3350 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
3352 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
3354 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3355 Nathan Sidwell <nathan@codesourcery.com>
3357 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
3358 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
3360 * config/m68k/t-linux: New.
3361 * doc/install.texi: Document m68k-*-linux is now multilibbed by
3364 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
3366 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
3367 * config/m68k/m68k-devices.def: Remove multilibs that only differ
3370 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3372 * gcc.c (execute): Fix -Wc++-compat warning.
3374 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
3377 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
3378 constant for little endian.
3380 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3382 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
3383 mips_base_mips16 instead of TARGET_MIPS16.
3384 (mips_base_mips16): Declare.
3385 * config/mips/mips.c (mips_base_mips16): Make global.
3386 (was_mips16_p): Remove GTY marker.
3387 (was_mips16_pch_p): New variable.
3388 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
3389 (mips_override_options): Force to non-MIPS16 mode initially.
3390 Do not complain about MIPS16 PIC incompatibilities here.
3391 Only allow -mgpopt if -mexplicit-relocs is in force for
3394 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3396 * configure.ac: Check for caddr_t, define to char * if not defined.
3397 * configure: Regenerate.
3398 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
3399 (mmap_gt_pch_use_address): Likewise.
3400 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
3402 2008-07-06 Richard Guenther <rguenther@suse.de>
3404 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
3405 (new_var_info): Deal with it.
3406 (solution_set_add): Likewise.
3407 (bitpos_of_field): Make signed, fix.
3408 (struct fieldoff): Remove type and decl fields. Make size field
3409 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
3411 (fieldoff_compare): Deal with it.
3412 (push_fields_onto_fieldstack): Remove has_union argument, glob
3413 adjacent non-pointer fields together.
3414 (create_function_info_for): Do not set has_union.
3415 (create_variable_info_for): Simplify.
3417 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
3419 * config.gcc (extra_headers): Add cross-stdarg.h for target
3420 x86_64-*-* and i?86-*-*.
3421 * config/i386/cross-stdarg.h: New.
3422 * builtins.c (std_fn_abi_va_list): New.
3423 (std_canonical_va_list_type): New.
3424 (stabilize_va_list): Replace va_list_type_node use by
3425 mtarget.canonical_va_list_type.
3426 (gimplify_va_arg_expr): Likewise.
3427 (expand_builtin_va_copy): Replace va_list_type_node use by
3428 mtarget.fn_abi_va_list.
3429 * tree-sra.c (is_va_list_type): New helper.
3430 (decl_can_be_decomposed_p): Replace
3431 va_list_type_node use by is_va_list_type.
3432 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
3433 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3434 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
3435 * config/i386/i386-protos.h (ix86_get_valist_type): New.
3436 (ix86_enum_va_list): New.
3437 * config/i386/i386.c (sysv_va_list_type_node): New.
3438 (ms_va_list_type_node): New.
3439 (ix86_function_type_abi): Remove sorry.
3440 (ix86_build_builtin_va_list_abi): New.
3441 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
3443 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
3444 (ix86_init_builtins_va_builtins_abi): New.
3445 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
3447 (ix86_handle_abi_attribute): New.
3448 (attribute_spec): Add sysv_abi and ms_abi.
3449 (ix86_fn_abi_va_list): New.
3450 (ix86_canonical_va_list_type): New.
3451 (ix86_enum_va_list): New.
3452 (TARGET_FN_ABI_VA_LIST): New.
3453 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3454 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
3455 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
3456 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3457 (TARGET_ENUM_VA_LIST): New.
3458 * expr.h (std_fn_abi_va_list): New.
3459 (std_canonical_va_list_type): New.
3460 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
3461 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3462 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
3463 TARGET_CANONICAL_VA_LIST_TYPE.
3464 * target.h (struct gcc_target): Add fn_abi_va_list hook
3465 and canonical_va_list_type hook.
3467 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3469 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
3470 integral and pointer types.
3472 2008-07-04 Roger Sayle <roger@eyesopen.com>
3474 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
3475 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
3477 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
3480 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
3482 2008-07-04 Jakub Jelinek <jakub@redhat.com>
3484 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
3485 build_gimple_modify_stmt.
3486 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
3487 gimple operand. Use fold_build* instead of build*.
3489 2008-07-04 Richard Guenther <rguenther@suse.de>
3491 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
3492 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
3493 properly to compute the reachability set if we do field-sensitive PTA.
3494 * invoke.texi (max-fields-for-field-sensitive): Document default.
3495 * opts.c (decode_options): Set max-fields-for-field-sensitive to
3496 100 for optimize >= 2.
3498 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * ggc-zone.c (lookup_page_table_if_allocated,
3501 set_page_table_entry, zone_find_object_size, alloc_small_page,
3502 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
3503 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
3504 -Wc++-compat and/or -Wcast-qual warnings.
3506 2008-07-04 Alan Modra <amodra@bigpond.net.au>
3509 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
3510 pic_offset_table_rtx to be marked as used here.
3511 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
3512 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
3513 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
3514 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
3517 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3519 * alloc-pool.c (hash_descriptor, eq_descriptor,
3520 alloc_pool_descriptor): Fix -Wc++-compat warnings.
3521 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
3523 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
3524 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
3525 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
3526 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
3529 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
3531 * tree-flow.h (loop_only_exit_p): Declare.
3532 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
3533 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
3534 the number of iterations if it is constant. Otherwise, if this is the
3535 only possible exit of the loop, use the conservative estimate on the
3536 number of iterations of the entire loop if available.
3538 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
3540 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
3541 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
3542 Add synchronization functions.
3543 * config/sync.c: New file.
3544 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
3545 (LIBGCC_SYNC_CFLAGS): Likewise.
3547 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
3550 * config/i386/i386.md (mode): Add TF to "mode" attribute.
3551 (*pushtf_sse): New insn pattern.
3552 (pushtf splitters): New splitters.
3554 2008-07-03 Michael Meissner <gnu@the-meissners.org>
3557 * predict.c (build_predict_expr): Use void_type_node for the tree
3558 type, instead of NULL_TREE.
3560 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
3562 * config/i386/i386.c (contains_aligned_value_p): Return true
3564 (ix86_data_alignment): Align TCmode to 128bits.
3565 (ix86_local_alignment): Likewise.
3567 2008-07-03 Andrew Haley <aph@redhat.com>
3570 * vec.h (VEC_TA): New.
3571 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
3572 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
3573 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
3574 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
3575 (C_COMMON_FIXED_TYPES): Remove first arg.
3576 (C_COMMON_FIXED_MODE_TYPES): Likewise.
3577 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
3578 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
3579 not to use empty macro arguments.
3581 2008-07-02 Joseph Myers <joseph@codesourcery.com>
3583 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
3584 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
3585 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
3586 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
3587 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
3588 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
3589 config/ia64/crtn.asm, config/m68hc11/larith.asm,
3590 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
3591 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
3592 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3593 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3594 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3595 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
3596 config/rs6000/e500crtres64gpr.asm,
3597 config/rs6000/e500crtres64gprctr.asm,
3598 config/rs6000/e500crtrest32gpr.asm,
3599 config/rs6000/e500crtrest64gpr.asm,
3600 config/rs6000/e500crtresx32gpr.asm,
3601 config/rs6000/e500crtresx64gpr.asm,
3602 config/rs6000/e500crtsav32gpr.asm,
3603 config/rs6000/e500crtsav64gpr.asm,
3604 config/rs6000/e500crtsav64gprctr.asm,
3605 config/rs6000/e500crtsavg32gpr.asm,
3606 config/rs6000/e500crtsavg64gpr.asm,
3607 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
3608 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
3609 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
3610 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
3611 config/sparc/sol2-cn.asm: Remove .file directives.
3613 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
3615 * resource.c (mark_referenced_resources): Look inside
3616 UNSPEC_VOLATILEs and ASM_INPUTs.
3618 2008-07-02 Ian Lance Taylor <iant@google.com>
3620 * rtlanal.c (add_reg_note): New function.
3621 * rtl.h (add_reg_note): Declare.
3622 * auto-inc-dec.c (attempt_change): Use add_reg_note.
3623 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
3624 * builtins.c (expand_builtin_longjmp): Likewise.
3625 (expand_builtin_nonlocal_goto): Likewise.
3626 * calls.c (emit_call_1, expand_call): Likewise.
3627 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3628 * cfglayout.c (fixup_reorder_chain): Likewise.
3629 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3630 (commit_one_edge_insertion): Likewise.
3631 * combine.c (move_deaths, distribute_notes): Likewise.
3632 * df-problems.c (df_set_note): Likewise.
3633 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
3634 (set_unique_reg_note): Likewise.
3635 (emit_copy_of_insn_after): Likewise.
3636 * expr.c (expand_expr_real): Likewise.
3637 * gcse.c (add_label_notes): Likewise.
3638 * haifa-sched.c (create_check_block_twin): Likewise.
3639 * jump.c (mark_jump_label_1): Likewise.
3640 * loop-doloop.c (add_test, doloop_modify): Likewise.
3641 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3642 * lower-subreg.c (move_eh_region_note): Likewise.
3643 * optabs.c (emit_libcall_block): Likewise.
3644 * predict.c (predict_insn): Likewise.
3645 (combine_predictions_for_insn): Likewise.
3646 * recog.c (peephole2_optimize): Likewise.
3647 * regmove.c (try_auto_increment): Likewise.
3648 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
3649 * reload.c (find_reloads): Likewise.
3650 * reload1.c (fixup_eh_region_note): Likewise.
3651 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
3652 * reorg.c (delete_prior_computation): Likewise.
3653 (delete_computation, dbr_schedule): Likewise.
3654 * config/pa/pa.c (legitimize_pic_address): Likewise.
3655 * config/sh/sh.c (sh_reorg): Likewise.
3657 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3660 * config/libgcc-glibc.ver: Add %exclude.
3661 * config/m32r/libgcc-glibc.ver: Likwise.
3662 * config/s390/libgcc-glibc.ver: Likwise.
3663 * config/sh/libgcc-glibc.ver: Likwise.
3664 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
3666 * config/i386/libgcc-glibc.ver: New.
3668 * config/i386/libgcc-x86_64-glibc.ver: Removed.
3670 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3672 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
3673 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
3674 i[34567]86-*-linux*, x86_64-*-linux*. Add
3675 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
3676 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
3677 x86_64-*-linux*. Add i386/t-linux to tmake_file for
3678 i[34567]86-*-linux*, x86_64-*-linux*.
3680 * libgcc-std.ver: Add empty GCC_4.4.0.
3682 * mkmap-symver.awk: Support multiple versions per symbol.
3684 * config/i386/i386.c (ix86_init_builtins): Always define
3685 __builtin_fabsq and __builtin_copysignq with fallbacks.
3686 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
3687 and __builtin_copysignq if SSE2 isn't available.
3689 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
3690 (LIBGCC2_TF_CEXT): Likwise.
3693 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
3695 * config/i386/sfp-machine.h: Moved to libgcc.
3697 * config/i386/sfp-machine.h: New.
3698 * config/i386/t-linux: Likwise.
3700 * config/i386/t-darwin: Remove softfp_wrap_start and
3702 * config/i386/t-darwin64: Likewise.
3704 * config/i386/t-fprules-softfp64: Renamed to ...
3705 * config/i386/t-fprules-softfp: This.
3707 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
3708 and softfp_wrap_end.
3710 2008-07-02 Jason Merrill <jason@redhat.com>
3712 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
3714 * tree.c (ctor_to_list): New fn.
3715 * tree.h: Declare it.
3716 (CONSTRUCTOR_ELT): New macro.
3717 (CONSTRUCTOR_NELTS): New macro.
3719 2008-07-02 Richard Guenther <rguenther@suse.de>
3721 * tree-ssa-structalias.c (struct variable_info): Reorder
3722 to fill padding on 64bit hosts. Make collapsed_to an int.
3723 (get_varinfo_fc): Deal with that.
3724 (new_var_info): Likewise.
3725 (collapse_rest_of_var): Likewise.
3727 2008-07-02 Joshua Sumali <jsumali@redhat.com>
3729 * doc/install.texi (--enable-java-home): Document.
3730 (--enable-aot-compile-rpm): Likewise.
3731 (--with-arch-directory): Likewise.
3732 (--with-os-directory): Likewise.
3733 (--with-origin-name): Likewise.
3734 (--with-arch-suffix): Likewise.
3735 (--with-jvm-root-dir): Likewise.
3736 (--with-jvm-jar-dir): Likewise.
3737 (--with-python-dir): Likewise.
3739 2008-07-02 Richard Guenther <rguenther@suse.de>
3741 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
3742 from decls explicitly. Merge operand checking from tuples.
3744 2008-07-02 Martin Jambor <mjambor@suse.cz>
3746 * tree-switch-conversion.c: Included timevar.h which I forgot before.
3748 2008-07-02 Martin Jambor <mjambor@suse.cz>
3750 * tree-switch-conversion.c: Included timevar.h
3751 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
3753 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
3755 2008-07-02 Martin Jambor <mjambor@suse.cz>
3757 * tree-switch-conversion.c: Corrected various comments and
3759 (build_constructors): Fixed minor formatting mistakes.
3761 * invoke.texi (Optimize Options): Corrected the
3762 switch-conversion-max-branch-ratio parameter.
3764 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
3766 * final.c (asm_insn_count): Return zero for an empty asm body.
3768 2008-07-02 Richard Guenther <rguenther@suse.de>
3770 * bitmap.h (bitmap_set_bit): Return bool.
3771 (bitmap_clear_bit): Likewise.
3772 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
3773 write to the bitmap if it would.
3774 (bitmap_clear_bit): Likewise.
3775 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
3776 bitmap_set_bit return value.
3777 (add_pred_graph_edge): Likewise.
3778 (add_graph_edge): Likewise.
3779 (do_sd_constraint): Likewise.
3780 (do_ds_constraint): Likewise.
3782 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3784 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
3785 Fix -Wc++-compat and/or -Wcast-qual warnings.
3786 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
3787 gen_regparm_prefix): Likewise.
3788 * vmsdbgout.c (write_modbeg, lookup_filename,
3789 vmsdbgout_source_line, vmsdbgout_init): Likewise.
3791 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
3793 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
3794 defaults.h definition apply.
3796 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3798 * function.c (assign_parm_remove_parallels): New.
3799 (assign_parm_setup_block_p): Do not return true for non-BLKmode
3801 (assign_parm_setup_block): Do not handle them.
3802 (assign_parm_setup_reg, assign_parm_setup_stack): Call
3803 assign_parm_remove_parallels.
3805 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
3807 * c-typeck.c (convert_for_assignment): Use
3808 vector_targets_convertible_p.
3809 * c-common.c (vector_targets_convertible_p): New.
3810 * c-common.h (vector_targets_convertible_p): New prototype.
3811 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
3812 opaque_p_V2SI_type_node.
3814 2008-07-01 Steve Ellcey <sje@cup.hp.com>
3816 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
3819 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
3821 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
3822 TFmode constants via two element DImode vector for hosts with
3823 HOST_BITS_PER_WIDE_INT < 64.
3824 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
3825 also for HOST_BITS_PER_WIDE_INT < 64.
3827 2008-07-01 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/36666
3830 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
3831 (get_constraint_exp_from_ssa_var): Split into ...
3832 (get_constraint_exp_for_temp): ... this ...
3833 (get_constraint_for_ssa_var): ... and that.
3834 Return constraint expressions for all touched sub-fields
3835 if the results address is not taken.
3836 (process_constraint): Remove assertion that aggregate
3837 assignments do not happen at this place.
3838 (get_constraint_for_component_ref): Add address_p argument.
3839 Return constraint expressions for all touched sub-fields
3840 if the results address is not taken.
3841 (do_deref): Use get_constraint_exp_for_temp.
3842 (get_constraint_for_1): Rename from ...
3843 (get_constraint_for): ... this. Add the old function as wrapper.
3844 (do_structure_copy): Use get_constraint_for_1.
3846 2008-07-01 Martin Jambor <mjambor@suse.cz>
3848 * Makefile.in (tree-switch-conversion.o): Add.
3849 (OBJS-common): Add tree-swtch-conversion.o.
3850 * passes.c (init_optimization_passes): Add pass_convert_switch.
3851 * tree-pass.h: (pass_convert_switch): Add.
3852 * tree-switch-conversion.c: New file.
3853 * gcc.dg/tree-ssa/cswtch.c: New testcase.
3854 * common.opt (ftree-cswtch): New option.
3855 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3856 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
3857 * opts.c (decode_options): Set flag_tree_switch_conversion when
3858 optimization level is >= 2.
3859 * doc/invoke.texi (Optimize Options): Added description of
3860 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
3862 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3864 * config/darwin-driver.c (darwin_default_min_version): Fix
3865 -Wc++-compat warnings.
3867 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
3869 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
3872 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3874 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
3876 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3878 PR rtl-optimization/34744
3879 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
3880 (df_scan_free_internal): Free data structures not
3881 allocated in storage pools.
3882 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
3883 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
3884 df_scan_free_mws_vec.
3885 * dse.c (dse_step6): Free offset_map_p and offset_map_n
3888 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/i386.c (contains_aligned_value_p): Return true
3892 (ix86_function_arg_boundary): Return its natural boundary
3894 (return_in_memory_32): Don't check TDmode.
3895 (ix86_split_to_parts): Support splitting into 4 parts and
3896 support TFmode for 32bit target.
3897 (ix86_split_long_move): Support splitting into 4 parts.
3898 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
3900 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
3901 (ix86_init_builtins): Here.
3902 (ix86_scalar_mode_supported_p): Always return true for TFmode.
3903 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
3904 'q' and 'w', respectively.
3906 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
3908 (movtf_internal): Likewise.
3909 (<code>tf2): Likewise.
3910 (*absnegtf2_sse): Likewise.
3911 (copysign<mode>3): Likewise.
3912 (copysign<mode>3_const): Likewise.
3913 (copysign<mode>3_var): Likewise.
3914 (define_split UNSPEC_COPYSIGN): Likewise.
3915 * config/i386/sse.md (*nandtf3): Likewise.
3916 (<code>tf3): Likewise.
3917 (*<code>tf3): Likewise.
3919 2008-06-30 Joey Ye <joey.ye@intel.com>
3920 H.J. Lu <hongjiu.lu@intel.com>
3922 * global.c (compute_regsets): Set frame_pointer_needed here.
3923 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
3925 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3927 * doc/install.texi (specific): Expand Windows build notes.
3929 2008-06-30 Ira Rosen <irar@il.ibm.com>
3931 PR tree-optimization/36648
3932 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
3933 number of prolog iterations by step. Fix the comment.
3935 2008-06-30 Richard Guenther <rguenther@suse.de>
3938 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
3939 handle calls from ECF_MALLOC functions.
3940 (handle_pure_call): ECF_MALLOC functions do not return
3942 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
3944 2008-06-29 Andreas Schwab <schwab@suse.de>
3946 * config/m68k/m68k.c (print_operand): Always print a float
3948 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
3949 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
3952 * config/rs6000/x-linux64: Remove never used file.
3954 2008-06-29 Richard Guenther <rguenther@suse.de>
3956 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
3958 (struct alias_info): Move ...
3959 * tree-ssa-alias.c: ... here.
3960 (update_alias_info): Declare.
3961 (compute_may_aliases): Call it.
3962 (update_alias_info): New function.
3963 * tree-ssa-structalias.c (update_alias_info): Move ...
3964 * tree-ssa-alias.c (update_alias_info_1): ... here.
3965 * tree-ssa-structalias.c (process_constraint_1): Remove
3966 unused from_call argument. Rename to ...
3967 (process_constraint): ... this. Delete old wrapper.
3968 (make_constraint_to): Adjust callers.
3969 (handle_const_call): Likewise.
3970 (handle_pure_call): Likewise.
3971 (init_base_vars): Likewise.
3972 (handle_lhs_call): Likewise. Remove unnecessary constraint.
3973 (find_func_aliases): We don't need structure copies for
3975 (make_constraint_from_anything): Remove.
3976 (create_variable_info_for): For globals make constraints
3977 from escaped, not from anything.
3978 (compute_points_to_sets): Do not call update_alias_info.
3979 (ipa_pta_execute): Use make_constraint_from.
3981 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3983 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
3984 (bitmap.o-warn, dominance.o-warn): New.
3985 * configure.ac (cxx_compat_warn): Delete.
3986 (loose_warn): Add -Wcast-qual and -Wc++-compat.
3987 * system.h: Remove #pragma diagnostic for -Wcast-qual and
3989 * configure: Regenerate.
3991 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
3994 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3996 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
3997 * df-scan.c (df_notes_rescan): Likewise.
3998 * ggc-page.c (set_page_table_entry): Likewise.
3999 * intl.c (gcc_gettext_width): Likewise.
4000 * varasm.c (get_unnamed_section, get_noswitch_section,
4001 get_section): Likewise.
4003 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4005 * regrename.c (build_def_use): Don't copy RTX.
4007 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4009 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4010 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4011 punctuation. Use @ref instead of @xref.
4012 (Function Names): Remove stray @display/@end display.
4013 (C++ Attributes): Use @ref instead of @xref.
4014 (Deprecated Features): Fix punctuation around @xref.
4015 (Backwards Compatibility): Likewise.
4016 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4018 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4020 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4021 constants for E500 double.
4023 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4025 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4026 element type of const_vector.
4028 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4030 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4031 Remove FLAGS_REG clobber from expander pattern.
4032 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4033 (anddi3, andsi3, andhi3, andqi3): Ditto.
4034 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4035 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4036 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4037 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4038 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4039 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4040 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4041 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4043 2008-06-28 Richard Guenther <rguenther@suse.de>
4045 * tree-ssa-structalias.c (callused_id, var_callused,
4046 callused_tree): Add.
4047 (handle_pure_call): New function.
4048 (find_func_aliases): Call it.
4049 (find_what_p_points_to): Handle the call-used set.
4050 (clobber_what_escaped): Likewise.
4051 (compute_call_used_vars): New function.
4052 (init_base_vars): Init the call-used variable.
4053 (do_sd_constraint): Do not propagate the solution from CALLUSED
4054 but use CALLUSED as a placeholder.
4055 (solve_graph): Likewise.
4056 * tree-flow-inline.h (gimple_call_used_vars): New function.
4057 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4058 (compute_call_used_vars): Declare.
4059 * tree-ssa-alias.c (set_initial_properties): Call
4060 compute_call_used_vars.
4061 (reset_alias_info): Clear call-used variables.
4062 (add_call_clobber_ops): Assert we are not called for const/pure
4063 functions. Remove handling of them.
4064 (add_call_read_ops): Handle pure functions by adding the
4065 call-used set of variables as VUSEs.
4066 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4067 (delete_tree_ssa): Free it.
4068 * tree-dfa.c (remove_referenced_var): Clear the var from the
4071 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4073 * tree.c (build_varargs_function_type_list): New.
4074 (build_function_type_list_1): New.
4075 (build_function_type_list): Use build_function_type_list_1.
4076 * tree.h (build_varargs_function_type_list): New.
4078 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4081 * config/spu/spu.c (spu_builtin_splats): Do not generate
4082 invalid CONST_VECTOR expressions.
4083 (spu_expand_vector_init): Likewise.
4085 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4087 * optabs.c (libfunc_decls): New variable.
4088 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4089 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4090 for the same function twice.
4092 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4095 ix86_expand_binary_operator directly.
4096 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4098 (*ashrti3_1): Ditto.
4099 (*lshrti3_1): Ditto.
4100 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4101 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4102 using only one splitter. Conditionaly execute splitter before or
4103 after peephole2 pass.
4104 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4105 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4106 Use only one alternative in asm template.
4107 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4109 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4110 "J" operand constraint for operand 2.
4111 (*ashldi3_cconly_rex64): Ditto.
4112 (*ashrdi3_cmp_rex64): Ditto.
4113 (*ashrdi3_cconly_rex64): Ditto.
4114 (*lshrdi3_cmp_rex64): Ditto.
4115 (*lshrdi3_cconly_rex64): Ditto.
4116 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4117 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4118 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4121 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4123 * gimplify.c (omp_is_private): Don't return true if decl is not
4124 already private on #pragma omp for or #pragma omp parallel for.
4127 * tree-cfg.c (struct move_stmt_d): Replace block field with
4128 orig_block and new_block fields.
4129 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4130 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4131 (move_block_to_fn): Replace vars_map and new_label_map arguments
4132 with struct move_stmt_d pointer.
4133 (replace_block_vars_by_duplicates): New function.
4134 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4135 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4136 all subblocks of ORIG_BLOCK to the new function. Call
4137 replace_block_vars_by_duplicates.
4138 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4139 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4140 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4141 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4142 (expand_omp): Temporarily set input_location to the location of
4143 region's controlling stmt.
4144 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4145 BIND_EXPR, push ctx->block_vars and gimplification vars into
4146 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4148 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4149 there are any BLOCK_VARS.
4150 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4151 OMP_PARALLEL or OMP_TASK stmt.
4152 (lower_omp): Save and restore input_location around the lower_omp_1
4155 2008-06-27 Richard Guenther <rguenther@suse.de>
4157 PR tree-optimization/36400
4158 PR tree-optimization/36373
4159 PR tree-optimization/36344
4160 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4161 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4162 (update_alias_info): Remove call clobbering code.
4163 (make_constraint_to): New helper function.
4164 (make_escape_constraint): Likewise.
4165 (handle_rhs_call): Use it on all pointer containing arguments.
4166 Also mark the static chain escaped.
4167 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4168 instead of ANYTHING.
4169 (make_constraint_from): New helper split out from ...
4170 (make_constraint_from_anything): ... here.
4171 (find_func_aliases): Add constraints for escape sites.
4172 (intra_create_variable_infos): Make constraints from NONLOCAL
4174 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4176 (clobber_what_p_points_to): Remove.
4177 (clobber_what_escaped): New function.
4178 (init_base_vars): Init NONLOCAL and ESCAPED.
4179 (do_sd_constraint): Do not propagate the solution from ESCAPED
4180 but use ESCAPED as a placeholder.
4181 (solve_graph): Likewise.
4182 * tree-flow.h (clobber_what_p_points_to): Remove.
4183 (clobber_what_escaped): Declare.
4184 * tree-ssa-alias.c (set_initial_properties): Call it.
4185 Remove code clobbering escaped pointers.
4187 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4189 * function.c (allocate_struct_function): Only allocate a unique
4190 funcdef_no if the decl is nonzero.
4192 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4194 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4195 * config/mips/mips.c (mips_split_const_insns): New function.
4196 * config/mips/mips.md (move_type): New attribute.
4197 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4198 (dword_mode): New attribute.
4199 (type): Avoid long line. Map "move_type"s to "type"s,
4200 choosing "multi" for doubleword moves if appropriate.
4201 Swap MTC/MFC comments to match their declaration order.
4202 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4203 "type" is "branch" or "jal" is "direct".
4204 (length): Handle "extended_mips16" first. Make the default
4205 "0" for "ghost" instructions. Set the length from "move_type".
4206 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4207 of "type", with "sll0" for the register alternative. Remove the
4208 "extended_mips16" attribute.
4209 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4210 of "type", with "shift_shift" for the register alternative.
4211 Remove the "length" attribute.
4212 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4213 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4214 of "type", with "andi" for the register alternative.
4215 (*zero_extendqihi2): Likewise.
4216 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4217 of "andi" instead of a "type" of "arith".
4218 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4220 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4221 (mov_<store>r, *mov<mode>_ra): Likewise.
4222 (extendsidi2): Use "move_type" instead of "type", with "move"
4223 for the register alternative.
4224 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4225 of "type", with "signext" for the register alternative.
4226 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4227 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4228 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4229 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4230 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4231 (unnamed branch insn): Likewise.
4232 (*movdi_gp32_fp64): Fold into...
4233 (*movdi_32bit): ...here.
4234 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4235 (*movdf_hardfloat): ...this new pattern.
4236 (*movdf_softfloat): Remove redundant FPR alternatives.
4237 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4238 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4239 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4240 the "move" attribute.
4241 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4242 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4243 and "store" for COP loads and stores.
4244 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4245 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4246 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4247 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4248 (*movtf_mips16, *movv2sf): Likewise.
4249 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4250 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4251 (mfhc1<mode>): Use "move_type" instead of "move".
4252 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
4253 (loadgp_blockage): Remove the "length" attribute.
4254 (blockage, set_got_version, update_got_version): Likewise.
4255 (call_internal): Remove the "extended_mips16" attribute.
4256 (call_value_internal, call_value_multiple_internal): Likewise.
4257 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
4259 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
4260 the "length" attribute.
4262 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4264 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
4265 -Wcast-qual warnings.
4266 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
4267 handle_pragma_pop_macro): Likewise.
4268 * collect2.c (resolve_lib_name): Likewise.
4269 * config/arc/arc.c (arc_init): Likewise.
4270 * config/arm/arm.c (neon_builtin_compare,
4271 locate_neon_builtin_icode): Likewise.
4272 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
4273 * config/bfin/bfin.c (bfin_init_machine_status,
4274 bfin_optimize_loop): Likewise.
4275 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4276 * config/cris/cris.c (cris_init_expanders): Likewise.
4277 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
4278 * config/darwin.c (machopic_indirection_eq,
4279 machopic_indirection_name, machopic_output_indirection): Likewise.
4280 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
4281 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
4282 frv_optimize_membar): Likewise.
4283 * config/i386/cygwin.h (mingw_scan,
4284 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
4285 * config/i386/cygwin1.c (mingw_scan): Likewise.
4286 * config/i386/i386.c (machopic_output_stub): Likewise.
4287 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
4288 i386_pe_unique_section): Likewise.
4289 * config/ia64/ia64.c (ia64_init_machine_status,
4290 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
4292 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
4293 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
4294 * config/m68k/m68k.c (m68k_handle_option,
4295 m68k_sched_md_init_global): Likewise.
4296 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
4297 mcore_unique_section): Likewise.
4298 * config/mips/mips.c (mips_block_move_straight,
4299 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
4301 * config/mmix/mmix.c (mmix_init_machine_status,
4302 mmix_encode_section_info): Likewise.
4303 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
4304 * config/rs6000/rs6000.c (rs6000_init_machine_status,
4305 print_operand_address, output_toc, redefine_groups,
4306 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
4307 * config/s390/s390.c (s390_init_machine_status): Likewise.
4308 * config/score/score.c (score_block_move_straight,
4309 score_block_move_loop_body): Likewise.
4310 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
4311 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
4312 * emit-rtl.c (find_auto_inc): Likewise.
4313 * gcc.c (translate_options, process_command): Likewise.
4314 * reorg.c (dbr_schedule): Likewise.
4315 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
4316 * xcoffout.c (xcoffout_declare_function): Likewise.
4318 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
4320 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
4321 ipa-pta working again.
4323 2008-06-27 David Edelsohn <edelsohn@gnu.org>
4325 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
4328 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
4330 * config.gcc (powerpc*-*-*): Add new core e500mc.
4331 * config/rs6000/e500mc.md: New file.
4332 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4334 (rs6000_override_options): Add e500mc case to
4335 processor_target_table. Altivec and Spe options not allowed
4336 with e500mc. Add isel instruction to e500mc by
4337 default. Initialize rs6000_cost for e500mc.
4338 (rs6000_issue_rate): Set issue rate for e500mc.
4339 * config/rs6000/rs6000.h (processor_type): Add
4340 PROCESSOR_PPCE500MC.
4341 (ASM_CPU_SPEC): Add e500mc.
4342 Set TARGET_ISEL to rs6000_isel.
4343 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
4344 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
4345 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
4347 * doc/invoke.texi: Add e500mc to list of cpus.
4349 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4352 * c-lex.c (lex_charconst): Initialize unsignedp.
4354 2008-06-27 Olivier Hainque <hainque@adacore.com>
4356 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4357 documented assumptions.
4359 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
4361 * dwarf2out.c: Remove trailing white spaces. Break long line
4364 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
4366 * libfuncs.h (LTI_synchronize): New libfunc_index.
4367 (synchronize_libfunc): Declare.
4368 * builtins.c (expand_builtin_synchronize): Consider using
4369 synchronize_libfunc before falling back on an asm blockage.
4370 * config/mips/mips.c: Include libfuncs.h
4371 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
4373 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
4375 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
4376 parameter. Copy stack_reg to r11 where appropriate.
4377 (no_global_regs_above): Add gpr parameter.
4378 (rs6000_stack_info): Only add padding for SPE save area if we
4379 are saving SPE GPRs and CR.
4380 (saveres_routine_syms): New variable.
4381 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
4383 (rs6000_savres_routine_sym): New function.
4384 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
4386 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
4387 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
4388 Tweak FPR out-of-line saving.
4389 (rs6000_make_savres_rtx): New function.
4390 (rs6000_use_multiple_p): New function.
4391 (rs6000_savres_strategy): New function.
4392 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
4393 out-of-line if appropriate.
4394 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
4395 if we are optimizing for size.
4396 (GP_SAVE_INLINE): Define.
4397 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
4398 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
4399 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
4400 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
4401 (*save_fpregs_<mode>): Add use of r11.
4402 (*restore_gpregs_<mode>): New insn.
4403 (*return_and_restore_gpregs_<mode>): New insn.
4404 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
4406 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
4407 (*restore_gpregs_spe): New insn.
4408 (*return_and_restore_gpregs_spe): New insn.
4409 * config/rs6000/predicates.md (save_world_operation): Fix check.
4411 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4413 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
4414 this point, so assert that.
4416 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4418 * cfganal.c: Include vec.h and vecprim.h.
4419 (compute_idf): Import from...
4420 * tree-into-ssa (compute_idf): ...here.
4421 * basic-block.h (compute_idf): Export.
4423 2008-06-26 Joseph Myers <joseph@codesourcery.com>
4425 * c-decl.c (merge_decls): Use !current_function_decl to check for
4426 extern declaration of C99 inline function being at file scope.
4428 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
4430 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
4432 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4434 * alias.c (record_alias_subset, init_alias_analysis): Fix
4435 -Wc++-compat and/or -Wcast-qual warnings.
4436 * attribs.c (lookup_attribute_spec): Likewise.
4437 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
4438 copy_bb, connect_traces,
4439 find_rarely_executed_basic_blocks_and_cr): Likewise.
4440 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
4441 note_btr_set, migrate_btr_defs): Likewise.
4442 * builtins.c (result_vector, expand_builtin_memcpy,
4443 expand_builtin_mempcpy_args, expand_builtin_strncpy,
4444 builtin_memset_read_str, expand_builtin_printf,
4445 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
4447 * caller-save.c (mark_set_regs): Likewise.
4448 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4449 * cgraph.c (cgraph_edge): Likewise.
4450 * combine.c (likely_spilled_retval_1): Likewise.
4451 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
4452 htab_counts_entry_del, get_coverage_counts): Likewise.
4453 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
4454 new_cselib_val): Likewise.
4455 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
4456 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
4458 * df-core.c (df_compact_blocks): Likewise.
4459 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
4460 * df-scan.c (df_grow_reg_info, df_ref_create,
4461 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
4462 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
4463 df_record_entry_block_defs, df_record_exit_block_uses,
4464 df_bb_verify): Likewise.
4465 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
4466 DF_REF_EXTRACT_MODE_CONST): New.
4467 * dominance.c (get_immediate_dominator, get_dominated_by,
4468 nearest_common_dominator, root_of_dom_tree,
4469 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
4470 -Wc++-compat and/or -Wcast-qual warnings.
4471 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
4472 record_store, replace_read, check_mem_read_rtx, scan_insn,
4473 dse_step1, dse_record_singleton_alias_set): Likewise.
4474 * dwarf2asm.c (dw2_force_const_mem): Likewise.
4476 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4478 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
4479 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
4480 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
4481 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
4482 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
4483 add_ranges_num, add_ranges_by_labels, file_info_cmp,
4484 file_name_acquire, output_file_names, add_const_value_attribute,
4485 premark_used_types_helper, file_table_eq, file_table_hash,
4486 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
4487 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
4488 -Wcast-qual warnings.
4489 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
4490 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
4491 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
4492 gen_reg_rtx, start_sequence, init_emit): Likewise.
4493 * et-forest.c (et_new_occ, et_new_tree): Likewise.
4494 * except.c (init_eh_for_function, gen_eh_region,
4495 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
4496 arh_to_landing_pad, arh_to_label, add_action_record,
4497 add_call_site, switch_to_exception_section): Likewise.
4498 * expmed.c (synth_mult): Likewise.
4499 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
4500 store_expr): Likewise.
4501 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
4503 * function.c (assign_stack_temp_for_type,
4504 allocate_struct_function, match_asm_constraints_1): Likewise.
4505 * gcov-io.c (gcov_allocate): Likewise.
4506 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
4507 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
4508 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
4509 record_one_set, insert_expr_in_table, insert_set_in_table,
4510 dump_hash_table, compute_hash_table_work, alloc_hash_table,
4511 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
4512 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
4513 -Wcast-qual warnings.
4515 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4517 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
4518 -Wcast-qual warnings.
4519 * gcc.c (process_command): Likewise.
4520 * genattrtab.c (oballoc): Use XOBNEW.
4521 (oballocvec): Define.
4522 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
4523 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
4524 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
4525 -Wc++-compat and/or -Wcast-qual warnings.
4526 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
4527 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
4528 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
4529 gen_presence_absence_set, gen_automaton, gen_regexp_el,
4530 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
4531 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
4532 add_excls, process_presence_absence_names,
4533 process_presence_absence_patterns, add_presence_absence,
4534 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
4535 get_free_state, add_arc, get_free_automata_list_el,
4536 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
4537 transform_3, cache_presence, create_ainsns, create_automata,
4538 create_state_ainsn_table, dfa_insn_code_enlarge,
4539 output_trans_func, output_min_issue_delay_func,
4540 output_dead_lock_func, output_reset_func,
4541 output_get_cpu_unit_code_func, output_dfa_start_func,
4542 expand_automata): Likewise.
4543 * genextract.c (gen_insn): Likewise.
4544 * gengtype-lex.l: Likewise.
4545 * gengtype.c (read_input_list, adjust_field_type,
4546 process_gc_options): Likewise.
4547 * genoutput.c (note_constraint): Likewise.
4548 * genpreds.c (mangle, add_constraint): Likewise.
4549 * genrecog.c (process_define_predicate, new_decision,
4550 add_to_sequence): Likewise.
4551 * gensupport.c (record_insn_name): Likewise.
4553 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4555 * config/i386/driver-i386.c (detect_caches_amd,
4556 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
4557 and/or -Wcast-qual warnings.
4558 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
4559 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
4560 gt_pch_save): Likewise.
4561 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
4562 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
4563 * global.c (compute_regsets): Likewise.
4564 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
4565 finish_graph_dump_file): Likewise.
4566 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
4567 unlink_bb_notes): Likewise.
4568 * integrate.c (get_hard_reg_initial_val): Likewise.
4569 * ipa-prop.c (ipa_push_func_to_list): Likewise.
4570 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
4571 * local-alloc.c (update_equiv_regs): Likewise.
4572 * loop-invariant.c (check_invariant_table_size,
4573 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
4575 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
4576 altered_reg_used, mark_altered): Likewise.
4577 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
4578 insert_var_expansion_initialization,
4579 combine_var_copies_in_loop_exit, apply_opt_in_copies,
4580 release_var_copies): Likewise.
4581 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
4582 analyze_matrix_decl, add_allocation_site, analyze_transpose,
4583 analyze_accesses_for_phi_node, check_var_notmodified_p,
4584 check_allocation_function, find_sites_in_func,
4585 record_all_accesses_in_func, transform_access_sites,
4586 transform_allocation_sites): Likewise.
4587 * omp-low.c (new_omp_region, create_omp_child_function_name,
4588 check_omp_nesting_restrictions, check_combined_parallel,
4589 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
4590 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
4591 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4592 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
4594 * opts-common.c (prune_options): Likewise.
4595 * opts.c (add_input_filename, print_filtered_help,
4596 get_option_state): Likewise.
4597 * params.c (add_params): Likewise.
4598 * passes.c (set_pass_for_id, next_pass_1,
4599 do_per_function_toporder, pass_fini_dump_file): Likewise.
4600 * postreload.c (reload_cse_simplify_operands): Likewise.
4601 * predict.c (tree_predicted_by_p, tree_predict_edge,
4602 clear_bb_predictions, combine_predictions_for_bb): Likewise.
4604 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4606 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
4608 * recog.c (check_asm_operands, validate_change_1): Likewise.
4609 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
4610 subst_asm_stack_regs): Likewise.
4611 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
4612 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
4613 * regmove.c (reg_is_remote_constant_p): Likewise.
4614 * regrename.c (regrename_optimize, scan_rtx_reg,
4615 kill_clobbered_value, kill_set_value, kill_autoinc_value):
4617 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
4618 regstat_compute_calls_crossed): Likewise.
4619 * reload1.c (init_reload, new_insn_chain,
4620 has_nonexceptional_receiver, reload, copy_reloads,
4621 calculate_needs_all_insns, init_elim_table): Likewise.
4622 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
4623 * rtl.c (shallow_copy_rtx_stat): Likewise.
4624 * rtlanal.c (parms_set): Likewise.
4625 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
4626 sbitmap_resize, sbitmap_vector_alloc): Likewise.
4627 * sched-ebb.c (earliest_block_with_similiar_load,
4628 add_deps_for_risky_insns): Likewise.
4629 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
4630 schedule_region): Likewise.
4631 * see.c (eq_descriptor_pre_extension,
4632 hash_descriptor_pre_extension, hash_del_pre_extension,
4633 eq_descriptor_properties, hash_descriptor_properties,
4634 hash_del_properties, see_seek_pre_extension_expr,
4635 see_initialize_data_structures, see_print_register_properties,
4636 see_print_pre_extension_expr, see_delete_merged_def_extension,
4637 see_delete_unmerged_def_extension, see_emit_use_extension,
4638 see_pre_delete_extension, see_map_extension, see_commit_changes,
4639 see_analyze_merged_def_local_prop,
4640 see_analyze_merged_def_local_prop,
4641 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
4642 see_set_prop_merged_def, see_set_prop_unmerged_def,
4643 see_set_prop_unmerged_use, see_print_one_extension,
4644 see_merge_one_use_extension, see_merge_one_def_extension,
4645 see_store_reference_and_extension, see_update_uses_relevancy,
4646 see_update_defs_relevancy): Likewise.
4647 * statistics.c (hash_statistics_hash, hash_statistics_eq,
4648 hash_statistics_free, curr_statistics_hash): Likewise.
4649 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
4650 expand_asm_operands, expand_return, case_bit_test_cmp,
4651 expand_case): Likewise.
4652 * stor-layout.c (start_record_layout): Likewise.
4653 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
4654 gt_pch_save_stringpool): Likewise.
4655 * tree-data-ref.c (hash_stmt_vertex_info,
4656 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
4657 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
4659 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
4662 * config/i386/i386.md : Change constraints of HImode and QImode
4663 immediate operands from "i" to "n". Change SImode "ni" constraint to
4664 "i" and SImode "rmi" constraint to "g". Remove all constraints
4665 from const0_operand and const1_operand predicated operands.
4666 (i): Change QImode and HImode attribute from "i" to "n".
4667 (*subqi_2): Change HImode operands to QImode.
4670 2008-06-25 Olivier Hainque <hainque@adacore.com>
4672 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
4675 2008-06-25 Richard Guenther <rguenther@suse.de>
4677 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
4678 not overflow the result type.
4680 2008-06-25 Richard Guenther <rguenther@suse.de>
4682 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
4683 (vn_lookup): Likewise.
4685 2008-06-25 Richard Guenther <rguenther@suse.de>
4687 PR tree-optimization/35518
4688 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
4689 * tree-sra.c (instantiate_element): Use fold_build3 to build
4691 (try_instantiate_multiple_fields): Likewise.
4693 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4695 * config/rs6000/rs6000.md: Change all string instruction's clobber to
4698 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4700 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
4701 use_backchain_to_restore_sp to true
4702 if the offset of the link register save area would go over the 32k - 1
4703 offset limit of the load
4706 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
4708 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
4709 anchor for the type-punning blurb. Cross-reference "Structures
4710 unions enumerations and bit-fields implementation". Provide a
4711 cast-through-pointer example. Make final sentence self-contained.
4712 * doc/implement-c.texi (Structures unions enumerations and
4713 bit-fields implementation): Cross-reference the type-punning blurb
4714 in the -fstrict-aliasing documentation.
4716 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4719 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
4720 the memory instead of the memory itself for the save area.
4722 2008-06-24 Olivier Hainque <hainque@adacore.com>
4723 Nicolas Roche <roche@adacore.com>
4725 * gengtype.c (srcdir_len): size_t instead of int.
4726 (get_file_realbasename): New function. For F a filename, the real
4727 basename of F, with all the path components stripped.
4728 (get_file_srcdir_relative_path): New function. For F a filename, the
4729 relative path to F from $(srcdir).
4730 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
4731 get_file_realbasename. Adjust the head comment.
4732 (get_prefix_langdir_index): New function. For F a filename, return the
4733 lang_dir_names[] relative index of the language directory that is
4735 (get_file_langdir): For F a filename, return the name of the language
4736 directory where F is located.
4737 (get_file_gtfilename): New function. The gt- output file name for an
4739 (get_output_file_with_visibility): Replace in-line computations with
4740 uses of get_file_gtfilename and get_prefix_langdir_index.
4741 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
4743 2008-06-24 Jakub Jelinek <jakub@redhat.com>
4745 PR tree-optimization/36504
4746 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
4747 references without base address.
4749 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4752 * calls.c (expand_call): Increase alignment for recursive functions.
4754 2008-06-23 Anatoly Sokolov <aesok@post.ru>
4756 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
4757 (TARGET_FUNCTION_VALUE): New define.
4758 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
4759 * config/avr/avr.h (FUNCTION_VALUE): Remove.
4761 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4763 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
4764 (fmod<mode>3): Ditto.
4765 (remainderxf3): Ditto.
4766 (remainder<mode>3): Ditto.
4768 2008-06-23 Jakub Jelinek <jakub@redhat.com>
4771 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
4772 REG is a hard register.
4774 PR tree-optimization/36508
4775 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
4776 499, don't check it at all in release compilers.
4778 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
4781 together with SSE_TARGET_MATH to disable insn pattern.
4782 (*fop_<MODEF:mode>_2_i387): Ditto.
4783 (*fop_<MODEF:mode>_3_i387): Ditto.
4785 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
4787 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
4789 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4792 * gimplify.c (gimplify_asm_expr): Check the return code of
4793 parse_output_constraint call, set function return and is_inout
4796 2008-06-22 Ian Lance Taylor <iant@google.com>
4798 * c-lex.c (narrowest_unsigned_type): Change itk to int.
4799 (narrowest_signed_type): Likewise.
4800 * c-typeck.c (c_common_type): Change local variable mclass to enum
4802 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
4803 tcc_comparison, not the tree code itself.
4804 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
4805 (c_expand_expr): Cast modifier to enum expand_modifier.
4806 * c-common.h (C_RID_CODE): Add casts.
4807 (C_SET_RID_CODE): Define.
4808 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
4809 (c_lex_one_token): Add cast to avoid warning.
4810 (c_parser_objc_type_name): Rename local typename to type_name.
4811 (check_no_duplicate_clause): Change code parameter to enum
4813 (c_parser_omp_var_list_parens): Change kind parameter to enum
4815 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
4816 c_parser_omp_list_var_parens.
4817 (c_parser_omp_threadprivate): Likewise.
4818 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
4819 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
4820 * c-format.c (NO_FMT): Define.
4821 (printf_length_specs): Use NO_FMT.
4822 (asm_fprintf_length_specs): Likewise.
4823 (gcc_diag_length_specs): Likewise.
4824 (scanf_length_specs): Likewise.
4825 (strfmon_length_specs): Likewise.
4826 (gcc_gfc_length_specs): Likewise.
4827 (printf_flag_specs): Change 0 to STD_C89.
4828 (asm_fprintf_flag_specs): Likewise.
4829 (gcc_diag_flag_specs): Likewise.
4830 (gcc_cxxdiag_flag_specs): Likewise.
4831 (scanf_flag_specs): Likewise.
4832 (strftime_flag_specs): Likewise.
4833 (strfmon_flag_specs): Likewise.
4834 (print_char_table): Likewise.
4835 (asm_fprintf_char_table): Likewise.
4836 (gcc_diag_char_table): Likewise.
4837 (gcc_tdiag_char_table): Likewise.
4838 (gcc_cdiag_char_table): Likewise.
4839 (gcc_cxxdiag_char_table): Likewise.
4840 (gcc_gfc_char_table): Likewise.
4841 (scan_char_table): Likewise.
4842 (time_char_table): Likewis.
4843 (monetary_char_table): Likewise.
4844 * c-format.h (BADLEN): Likewise.
4846 2008-06-21 Ian Lance Taylor <iant@google.com>
4848 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
4849 Define END_OF_BASE_TREE_CODES around inclusion.
4850 * tree.c (tree_code_type): New global array.
4851 (tree_code_length, tree_code_name): Likewise.
4852 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
4854 (all-tree.def, s-alltree): New targets.
4855 (gencheck.h, s-gencheck): Remove.
4856 (tree.o): Depend upon all-tree.def.
4857 (build/gencheck.o): Remove gencheck.h dependency.
4858 (mostlyclean): Don't remove gencheck.h.
4859 * c-common.h (enum c_tree_code): Remove.
4860 * c-lang.c (tree_code_type): Remove.
4861 (tree_code_length, tree_code_name): Remove.
4862 * gencheck.c (tree_codes): Include all-tree.def, rather than
4863 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
4865 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
4867 * cp/cp-tree.h (enum cplus_tree_code): Remove.
4868 (operator_name_info): Size to MAX_TREE_CODES.
4869 (assignment_operator_name_info): Likewise.
4870 * cp/cp-lang.c (tree_code_type): Remove.
4871 (tree_code_length, tree_code_name): Remove.
4872 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
4873 (assignment_operator_name_info): Likewise.
4874 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
4876 * cp/mangle.c (write_expression): Likewise.
4877 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
4878 * fortran/f95-lang.c (tree_code_type): Remove.
4879 (tree_code_length, tree_code_name): Remove.
4880 * java/java-tree.h (enum java_tree_code): Remove.
4881 * java/lang.c (tree_code_type): Remove.
4882 (tree_code_length, tree_code_name): Remove.
4883 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
4884 * objc/objc-act.h (enum objc_tree_code): Remove.
4885 * objc/objc-lang.c (tree_code_type): Remove.
4886 (tree_code_length, tree_code_name): Remove.
4887 * objcp/objcp-lang.c (tree_code_type): Remove.
4888 (tree_code_length, tree_code_name): Remove.
4889 * ada/ada-tree.h (enum gnat_tree_code): Remove.
4890 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
4891 * ada/misc.c (tree_code_type): Remove.
4892 (tree_code_length, tree_code_name): Remove.
4894 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
4896 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
4897 the grand_bitmap_obstack.
4899 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4901 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
4902 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
4903 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
4904 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
4905 move_stmt_r, new_label_mapper): Likewise.
4906 * tree-complex.c (cvc_lookup): Likewise.
4907 * tree-dfa.c (create_function_ann): Likewise.
4908 * tree-dump.c (dump_register): Likewise.
4909 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
4910 find_phi_replacement_condition): Likewise.
4911 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
4912 tree_function_versioning): Likewise.
4913 * tree-into-ssa.c (cmp_dfsnum): Likewise.
4914 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
4915 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
4916 get_nonlocal_debug_decl, convert_nonlocal_reference,
4917 convert_nonlocal_omp_clauses, get_local_debug_decl,
4918 convert_local_reference, convert_local_omp_clauses,
4919 convert_nl_goto_reference, convert_nl_goto_receiver,
4920 convert_tramp_reference, convert_call_expr): Likewise.
4921 * tree-outof-ssa.c (contains_tree_r): Likewise.
4922 * tree-parloops.c (reduction_phi, initialize_reductions,
4923 eliminate_local_variables_1, add_field_for_reduction,
4924 add_field_for_name, create_phi_for_local_result,
4925 create_call_for_reduction_1, create_loads_for_reductions,
4926 create_stores_for_reduction, create_loads_and_stores_for_name):
4928 * tree-phinodes.c (allocate_phi_node): Likewise.
4929 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
4930 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
4931 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
4932 * tree-ssa-coalesce.c (compare_pairs): Likewise.
4933 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
4934 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
4935 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
4936 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4937 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
4938 vn_nary_op_insert): Likewise.
4939 * tree-ssa.c (redirect_edge_var_map_add,
4940 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
4941 * tree-vectorizer.c (vectorize_loops): Likewise.
4942 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
4943 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
4944 tree_cons_stat, build1_stat, build_variant_type_copy,
4945 decl_init_priority_lookup, decl_fini_priority_lookup,
4946 decl_priority_info, decl_restrict_base_lookup,
4947 decl_restrict_base_insert, decl_debug_expr_lookup,
4948 decl_debug_expr_insert, decl_value_expr_lookup,
4949 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
4950 type_hash_add, get_file_function_name, tree_check_failed,
4951 tree_not_check_failed, tree_range_check_failed,
4952 omp_clause_range_check_failed, build_omp_clause,
4953 build_vl_exp_stat): Likewise.
4954 * value-prof.c (gimple_histogram_value,
4955 gimple_duplicate_stmt_histograms): Likewise.
4956 * var-tracking.c (attrs_list_insert, attrs_list_copy,
4957 unshare_variable, variable_union_info_cmp_pos, variable_union,
4958 dataflow_set_different_1, dataflow_set_different_2,
4959 vt_find_locations, variable_was_changed, set_variable_part,
4960 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
4961 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
4962 section_entry_hash, object_block_entry_eq,
4963 object_block_entry_hash, create_block_symbol,
4964 initialize_cold_section_name, default_function_rodata_section,
4965 strip_reg_name, set_user_assembler_name, const_desc_eq,
4966 build_constant_desc, output_constant_def, lookup_constant_def,
4967 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
4968 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
4969 default_internal_label): Likewise.
4970 * varray.c (varray_init, varray_grow): Likewise.
4971 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
4973 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
4975 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
4976 operators for "test" insn. Macroize insn using SWI mode macro.
4977 (*jcc_fused_2): Ditto.
4978 (*jcc_fused_3): Macroize insn using SWI mode macro.
4979 (*jcc_fused_4): Ditto.
4981 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
4983 * tree-ssa-pre.c: Fix typo in comment.
4984 (init_antic, fini_antic): Add explicit funtions for
4985 initializing and deinitializing ANTIC and AVAIL sets.
4986 (create_expression_by_pieces): Fix typo in comment.
4987 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
4988 (execute_pre): Eventually dump details about ANTIC_IN.
4990 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4992 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
4993 * gcc.c (translate_options, init_spec, store_arg, read_specs,
4994 add_to_obstack, file_at_path, find_a_file, execute,
4995 add_preprocessor_option, add_assembler_option, add_linker_option,
4996 process_command, insert_wrapper, do_option_spec, do_self_spec,
4997 spec_path, do_spec_1, is_directory, main, used_arg,
4998 getenv_spec_function): Likewise.
4999 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5000 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5003 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5005 * doc/rtl.texi: Updated subreg section.
5007 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5010 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5011 node->needed and node->reachable.
5012 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5013 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5014 (expand_task_call): Don't call expand_task_copyfn.
5015 (expand_task_copyfn): Renamed to...
5016 (finalize_task_copyfn): ... this.
5018 2008-06-19 Jan Hubicka <jh@suse.cz>
5020 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5021 clobbering framepointer.
5023 2008-06-19 Jan Hubicka <jh@suse.cz>
5025 * tree-optimize.c (execute_early_local_optimizations): Set
5026 cgraph_state only at first invocation.
5028 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * system.h (-Wc++-compat): Activate as a warning, no an error.
5032 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5034 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5035 instead of "#" in insn asm template.
5036 (*jcc_fused_2): Ditto.
5038 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5040 * config/i386/i386.h (ix86_tune_indices)
5041 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5042 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5043 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5044 (*jcc_fused_2): Ditto.
5045 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5046 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5047 (print operand): Handle 'E' and 'e' code.
5049 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5051 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5052 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5053 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5055 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5057 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5059 (cgraph_expand_function): Use local copy of decl.
5060 (cgraph_expand_all_functions): Remove redundant initialization of
5062 (cgraph_optimize): Reword internal_error message.
5064 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5066 * arm-protos.h (arm_return_in_memory): Remove public
5067 arm_return_in_memory() prototype.
5068 * arm.c (arm_return_in_memory): Add static prototype, add target
5069 hook macro, change definition and comments.
5070 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5072 2008-06-19 Ben Elliston <bje@au.ibm.com>
5074 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5075 real.c: Remove references to IEEE 754R.
5076 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5077 * doc/libgcc.texi (Decimal float library routines): Likewise.
5079 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5081 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5082 (default_unwind_word_mode): Add prototype.
5083 * targhooks.c (default_unwind_word_mode): New function.
5084 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5085 instead of word_mode.
5086 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5087 (TARGET_INITIALIZER): Use it.
5089 * c-common.c (handle_mode_attribute): Support "unwind_word"
5091 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5093 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5094 word_mode to access SjLj_Function_Context member "data".
5095 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5096 conversion from targetm.eh_return_filter_mode () to
5097 targetm.unwind_word_mode () if they differ.
5099 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5100 (BT_FN_UNWINDWORD_PTR): New function type.
5101 (BT_FN_WORD_PTR): Remove.
5102 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5103 * except.c (expand_builtin_extend_pointer): Convert pointer to
5104 targetm.unwind_word_mode () instead of word_mode.
5106 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5107 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5108 (spu_unwind_word_mode): New function.
5109 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5110 (TARGET_UNWIND_WORD_MODE): Define.
5111 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5113 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5115 * config/spu/spu.c (reg_align): Remove.
5116 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5117 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5118 (spu_split_store): Likewise.
5120 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5122 * gcc/tree-vn.c: Fix typo in comment.
5124 2008-06-18 Jan Hubicka <jh@suse.cz>
5126 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5127 toplevel reorder too.
5129 2008-06-18 Jan Hubicka <jh@suse.cz>
5131 * c-opts.c (c_common_post_options): PCH is not compatible with
5133 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5134 -fno-toplevel-reorder by default now.
5136 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5138 PR documentation/30739
5139 * doc/install.texi (Prerequisites): Document dependency on awk.
5141 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5142 Ian Lance Taylor <iant@google.com>
5144 PR rtl-optimization/35604
5145 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5146 only want to change jump destinations, not eventual label comparisons.
5148 2008-06-16 Jan Hubicka <jh@suse.cz>
5150 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5152 (cgraph_analyze_function): Likewise.
5154 2008-06-16 Jan Hubicka <jh@suse.cz>
5156 * cgraph.h (cgraph_mark_if_needed): New function.
5157 * cgraphunit.c (cgraph_mark_if_needed): New function.
5158 * c-decl.c (duplicate_decl): Use it.
5160 2008-06-16 Jan Hubicka <jh@suse.cz>
5162 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5165 2008-06-16 Jan Hubicka <jh@suse.cz>
5167 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5169 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5170 Kazu Hirata <kazu@codesourcery.com>
5171 Maxim Kuvyrkov <maxim@codesourcery.com
5173 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5174 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5175 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5176 EXTRA_SPEC_FUNCTIONS.
5177 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5178 (DRIVER_SELF_SPECS): Adjust.
5179 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5180 * config/mips/st.h, config/mips/t-st: New.
5181 * config/mips/driver-native.c, config/mips/x-native: New.
5182 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5185 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5187 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5189 (ISA_HAS_FP_CONDMOVE): New macro.
5190 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5191 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5192 (ISA_HAS_NMADD3_NMSUB3): New macro.
5193 * config/mips/mips.c (mips_rtx_costs): Update.
5194 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5195 compiling for ST Loongson 2E/2F.
5196 (madd<mode>): Rename to madd4<mode>. Update.
5197 (madd3<mode>): New pattern.
5198 (msub<mode>): Rename to msub4<mode>. Update.
5199 (msub3<mode>): New pattern.
5200 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5201 (nmadd3<mode>): New pattern.
5202 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5203 (nmadd3<mode>_fastmath): New pattern.
5204 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5205 (nmsub3<mode>): New pattern.
5206 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5207 (nmsub3<mode>_fastmath): New pattern.
5208 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5210 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5212 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5213 (DF_REF_INSN_INFO): New.
5214 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5215 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5216 with a NULL DF_REF_INSN_INFO.
5217 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5219 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5220 DF_INSN_INFO_EQ_USES): New.
5221 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5222 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5223 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5224 * df-core.c: Update comment for above changes.
5225 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5226 DF_INSN_UID_* macros.
5227 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5228 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5229 insn rtx. Update all callers.
5230 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5231 df_ref_create_structure, df_insn_refs_collect): Likewise.
5232 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5233 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5234 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5235 macros to access the insn refs.
5236 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5237 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5238 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5239 for accessing the refs.
5240 (try_fwprop_subst): Likewise.
5241 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5242 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5243 for accessing the refs.
5244 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5245 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5246 to look at the insn refs.
5247 (record_uses): Likewise.
5248 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5250 (mark_artificial_uses): Don't mark_insn for artificial refs.
5251 (mark_reg_rependencies): Likewise.
5253 * doc/rtl.texi: Remove documentation of ADDRESSOF.
5255 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5257 * configure: Regenerate.
5259 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5261 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
5262 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5263 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5265 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5267 * config/avr/avr.c (avr_mcu_t): Add attiny167.
5268 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5269 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5271 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5273 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
5274 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5275 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5277 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5279 * tree-ssa-sccvn.c: Fix format of comments.
5281 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5283 * cgraph.c: Remove unneeded forward declarations of eq_node()
5286 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
5288 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
5290 (see_update_relevancy): Likewise.
5291 * fwprop.c (try_fwprop_subst): Likewise.
5292 * rtlanal.c (noop_move_p): Likewise.
5293 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
5294 notes to non-existing libcall blocks.
5295 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
5297 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
5298 (dead_libcall_p): Remove.
5299 (delete_trivially_dead_insns): Don't use it.
5300 * web.c (union_defs): Remove comment about keeping nops.
5301 * gcse.c (hash_scan_insn): Don't take libcall pointers.
5302 (compute_hash_table_work): Don't track libcall notes.
5303 (do_local_cprop): Don't take libcall pointers. Don't update
5305 (adjust_libcall_notes): Deleted.
5306 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
5307 ever have existed in the first place).
5308 (replace_store_insn): Don't try to remove libcall notes.
5309 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
5310 (resolve_reg_notes): Don't call them.
5311 (resolve_simple_move): Likewise.
5312 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
5313 Don't remove REG_RETVAL notes.
5314 * emit-rtl.c (try_split): Don't update libcall notes.
5315 (emit_copy_of_insn_after): Dito.
5316 * cselib.c (cselib_current_insn_in_libcall): Remove.
5317 (cselib_process_insn): Don't set/clear it.
5318 (new_elt_loc_list): Don't record it.
5319 (cselib_init): Don't initialize it.
5320 * cselib.c (struct elt_loc_list): Remove in_libcall field.
5321 * loop-invariant.c (find_invariant_insn): Don't look for libcall
5323 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
5324 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
5325 (init_deps): Don't initialize it.
5326 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
5327 * combine.c (delete_noop_moves): Don't update libcall notes.
5328 (can_combine_p): Remove now pointless #if 0 block.
5329 (try_combine): Remove another obsolete #if 0 block.
5330 (distribute_notes): Don't distribute libcall notes.
5331 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
5332 * dce.c (libcall_dead_p): Remove.
5333 (delete_unmarked_insns): Don't handle libcall blocks.
5334 (preserve_libcall_for_dce): Remove.
5335 (prescan_insns_for_dce): Don't special-case libcall block insns.
5336 * reload1 (reload): Don't handle libcall notes.
5337 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
5340 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5342 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
5343 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5344 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5346 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5348 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
5349 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5350 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5352 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5354 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
5356 2008-06-16 Ira Rosen <irar@il.ibm.com>
5358 PR tree-optimization/36493
5359 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
5360 the arguments list. Use VECTYPE to create vector pointer.
5361 (vectorizable_store): Fail if accesses through a pointer to vectype
5362 do not alias the original memory reference operands.
5363 Call vect_create_data_ref_ptr without the removed argument.
5364 (vectorizable_load): Likewise.
5365 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
5368 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
5371 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
5374 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5376 * config/mips/loongson2ef.md: New file.
5377 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5378 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
5379 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
5380 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
5381 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
5383 (loongson2ef.md): New include.
5384 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
5385 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
5386 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
5387 (loongson_gt_<mode>, loongson_extract_halfword)
5388 (loongson_insert_halfword_0, loongson_insert_halfword_2)
5389 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
5390 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
5391 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
5392 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
5393 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
5394 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
5395 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
5396 (vec_interleave_low<mode>): Define type attribute.
5397 * config/mips/mips.c (mips_ls2): New static variable.
5398 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
5399 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
5400 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
5401 Implement target scheduling hooks.
5402 (mips_multipass_dfa_lookahead): Update to handle tuning for
5404 (mips_sched_init): Initialize data for Loongson scheduling.
5405 (mips_ls2_variable_issue): New static function.
5406 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
5408 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
5409 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
5410 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
5411 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
5412 Handle ST Loongson 2E/2F cores.
5413 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
5415 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5417 * omp-low.c (extract_omp_for_data): Fix comment typo.
5420 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5422 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
5423 FIXME note about gcc/config.guess.
5424 * doc/options.texi (Option file format): Remove non-ASCII bytes.
5425 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
5426 * doc/cppopts.texi: Likewise.
5427 * doc/extend.texi: Likewise.
5428 * doc/gcc.texi: Likewise.
5429 * doc/gccint.texi: Likewise.
5430 * doc/gcov.texi: Likewise.
5431 * doc/gty.texi: Likewise.
5432 * doc/hostconfig.texi: Likewise.
5433 * doc/install.texi: Likewise.
5434 * doc/invoke.texi: Likewise.
5435 * doc/loop.texi: Likewise.
5436 * doc/makefile.texi: Likewise.
5437 * doc/md.texi: Likewise.
5438 * doc/passes.texi: Likewise.
5439 * doc/tm.texi: Likewise.
5440 * doc/tree-ssa.texi: Likewise.
5441 * doc/trouble.texi: Likewise.
5443 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
5444 Nathan Sidwell <nathan@codesourcery.com>
5445 Maxim Kuvyrkov <maxim@codesourcery.com>
5446 Richard Sandiford <rdsandiford@googlemail.com>
5448 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
5449 * config/mips/mips-protos.h (mips_expand_vector_init): New.
5450 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
5452 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
5453 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
5454 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
5456 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
5457 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
5458 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
5459 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
5460 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
5461 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
5462 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
5463 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
5464 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
5465 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
5466 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
5467 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
5468 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
5469 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
5470 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
5471 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
5472 (mips_builtins): Add Loongson builtins.
5473 (mips_loongson_2ef_bdesc): New.
5474 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
5475 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
5476 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
5477 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
5479 (mips_expand_vector_init): New.
5480 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
5481 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
5483 * config/mips/mips.md: Add unspec numbers for Loongson
5484 builtins. Include loongson.md.
5485 (MOVE64): Include Loongson vector modes.
5486 (SPLITF): Include Loongson vector modes.
5487 (HALFMODE): Handle Loongson vector modes.
5488 * config/mips/loongson.md: New.
5489 * config/mips/loongson.h: New.
5490 * config.gcc: Add loongson.h header for mips*-*-* targets.
5491 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
5493 2008-06-14 Joseph Myers <joseph@codesourcery.com>
5495 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
5496 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
5497 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
5498 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
5499 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
5500 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
5501 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
5502 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
5503 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
5504 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
5505 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
5506 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
5507 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
5508 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
5509 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
5510 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
5511 Remove use_fixproto=yes.
5512 (ia64*-*-hpux*): Remove comment about using fixproto.
5513 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
5515 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5517 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
5519 * configure: Regenerate.
5521 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
5524 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
5525 before evaluating it.
5527 2008-06-13 Jakub Jelinek <jakub@redhat.com>
5530 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
5531 nested inline functions.
5532 (start_decl, start_function): Don't invert DECL_EXTERNAL
5533 for nested inline functions.
5535 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5537 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
5538 splits that must be made for correctness.
5540 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5542 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
5543 (AVAIL_NON_MIPS16): Likewise.
5544 (mips_builtin_description): Replace target_flags with a predicate.
5545 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
5546 (dspr2_32): New availability predicates.
5547 (MIPS_BUILTIN): New macro.
5548 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
5549 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
5550 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
5551 Replace the TARGET_FLAGS parameters with AVAIL parameters.
5552 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
5553 (mips_dsp_32only_bdesc): Merge into...
5554 (mips_builtins): ...this new array.
5555 (mips_bdesc_map, mips_bdesc_arrays): Delete.
5556 (mips_init_builtins): Update after above changes.
5557 (mips_expand_builtin_1): Merge into...
5558 (mips_expand_builtin): ...here and update after above changes.
5560 2008-06-12 Paul Brook <paul@codesourcery.com>
5562 * longlong.h (__arm__): Define count_leading_zeros.
5563 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
5564 (clzsi2, clzdi2): New functions.
5565 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
5566 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
5567 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
5568 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
5569 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
5570 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
5571 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
5572 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5573 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
5574 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
5576 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
5578 * config/m68k/m68k.c (m68k_tune_flags): New.
5579 (override_options): Compute m68k_tune_flags.
5580 (MULL_COST, MULW_COST): Update for various variants of CFV2.
5581 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
5583 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5586 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
5588 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5590 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
5591 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
5593 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5595 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
5596 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
5598 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5601 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
5604 2008-06-12 Richard Guenther <rguenther@suse.de>
5606 PR tree-optimization/36345
5607 * tree-flow.h (struct ptr_info_def): Align escape_mask,
5608 add memory_tag_needed flag.
5609 (may_alias_p): Declare.
5610 * tree-ssa-alias.c (may_alias_p): Export.
5611 (set_initial_properties): Use memory_tag_needed flag.
5612 (update_reference_counts): Likewise.
5613 (reset_alias_info): Reset memory_tag_needed flag.
5614 (create_name_tags): Check memory_tag_needed flag.
5615 (dump_points_to_info_for): Dump it.
5616 * tree-ssa-structalias.c (struct variable_info): Remove
5617 directly_dereferenced flag.
5618 (new_var_info): Do not initialize it.
5619 (process_constraint_1): Do not set it.
5620 (update_alias_info): Set is_dereferenced flag.
5621 (set_uids_in_ptset): Use may_alias_p.
5622 (set_used_smts): Check memory_tag_needed flag.
5623 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
5624 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
5625 memory_tag_needed flag.
5626 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
5629 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
5631 * config/i386/i386.c (ix86_compute_frame_layout): Disable
5632 red zone for w64 abi.
5633 (ix86_expand_prologue): Likewise.
5634 (ix86_force_to_memory): Likewise.
5635 (ix86_free_from_memory): Likewise.
5637 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
5640 * config/rs6000/rs6000.c (rs6000_override_options): Set
5641 rs6000_isel conditionally to the absence of comand line override.
5642 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5643 Remove duplicate rs6000_isel setting.
5644 * config/rs6000/eabispe.h: Ditto.
5646 2008-06-11 Richard Guenther <rguenther@suse.de>
5648 * alias.c (get_alias_set): Use the element alias-set for arrays.
5649 (record_component_aliases): For arrays and vectors do nothing.
5650 * c-common.c (strict_aliasing_warning): Handle the cases
5651 of alias set zero explicitly.
5652 * Makefile.in (dfp.o-warn): Add -Wno-error.
5654 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5656 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
5658 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
5659 tune_32 tune_64 to supported_defaults. Allow values not
5660 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
5661 x86_64. Do not override cpu_32 or cpu_64 values from target name.
5662 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
5663 with_cpu_64 to generic for 64-bit-supporting configurations, not
5664 with_cpu. Remove FIXMEs.
5665 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
5666 --with-arch-64, --with-tune-32, --with-tune-64): Document.
5667 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
5668 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
5669 arch_32 and arch_64.
5671 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
5672 Olivier Hainque <hainque@adacore.com>
5674 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
5675 Use DECL_SIZE_UNIT to retrieve the size of the field.
5677 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5679 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
5680 with function calls after declarations. Lay out
5681 neon_float_type_node before further use.
5683 2008-06-11 Richard Guenther <rguenther@suse.de>
5685 * tree-flow.h (may_point_to_global_var): Declare.
5686 * tree-ssa-alias.c (may_point_to_global_var): New function.
5687 * tree-ssa-sink.c (is_hidden_global_store): Use it.
5689 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
5691 * configure.ac: Teach that fido supports .debug_line.
5692 * configure: Regenerate.
5694 2008-06-10 Tom Tromey <tromey@redhat.com>
5696 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
5699 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5701 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
5702 (encode_decimal64, decode_decimal64, encode_decimal128,
5703 decode_decimal128): Reverse order of 32-bit parts of value if host
5704 and target endianness differ.
5706 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
5708 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
5709 Avoid division by 0.
5710 (tree_mod_pow2_value_transform): Likewise.
5711 (tree_ic_transform): Likewise.
5712 (tree_stringops_transform): Likewise.
5713 (tree_mod_subtract_transform): Likewise.
5714 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
5715 (copy_edges_for_bb): Likewise.
5716 (initialize_cfun): Likewise.
5718 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
5721 nonmemory_operand. Add "N" operand constraint.
5723 (*jcc_btdi_mask_rex64): New instruction and split pattern.
5724 (*jcc_btsi_mask): Ditto.
5725 (*jcc_btsi_mask_1): Ditto.
5727 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5729 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
5730 TYPE_CANONICAL for copied element type.
5732 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5735 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
5736 Add m_CORE2 and m_GENERIC.
5737 * config/i386/predicates.md (bt_comparison_operator): New predicate.
5738 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
5740 (*jcc_btdi_rex64): New instruction and split pattern.
5742 (*jcc_btsi_1): Ditto.
5743 (*btsq): Fix Intel asm dialect operand order.
5747 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
5750 * simplify-rtx.c (simplify_subreg): Add check for shift count
5753 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
5755 * doc/md.texi: Synchronize with later constraints.md change.
5756 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
5757 with a C implementation.
5758 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
5760 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
5761 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
5762 when moving to and from MD_REGNUM.
5763 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
5764 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
5765 Handle byte and halfword moves.
5766 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
5768 * config/mips/constraints.md (h): Turn into NO_REGS.
5769 (l, x): Update documentation.
5770 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
5771 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
5772 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
5773 (HILO): New mode iterator.
5775 (any_div): New code iterator.
5776 (u): Extend code attribute to div and udiv.
5777 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
5778 d_operand in the splitters. Remove redundant CONST_INT checks.
5779 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
5780 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
5781 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
5782 accordingly, using normal moves instead of unspecs to move LO into
5783 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
5784 (<u>mulsidi3): Handle expansion in C code.
5785 (<u>mulsidi3_32bit_internal): Rename to...
5786 (<u>mulsidi3_32bit): ...this.
5787 (<u>mulsidi3_32bit_r4000): Fix insn separator.
5788 (*<u>mulsidi3_64bit): Rename to...
5789 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
5790 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
5791 to set LO and HI to the multiplication result. Use a normal move
5792 for MFLO and an unspec for MFHI.
5793 (*<u>mulsidi3_64bit_parts): Replace with...
5794 (<u>mulsidi3_64bit_hilo): ...this new instruction.
5795 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
5796 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
5797 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
5798 instead of HI. Split the instruction into a separate multiplication
5799 and MFHI if !TARGET_FIX_R4000.
5800 (<su>muldi3_highpart): Likewise.
5801 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
5802 and the "=h" clobber.
5803 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
5804 (<u>mulditi3): New expander.
5805 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
5806 (madsi): Remove "=h" clobber.
5807 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
5808 Force the modulus result to be a GPR and split the instruction into
5809 a division followed by an MFHI after reload.
5810 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
5811 (*lea_high64): Use d_operand in the define_peephole2. Likewise
5812 the MIPS16 HIGH define_split.
5813 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
5814 of acc<->gpr moves to "multi".
5815 (*movdi_64bit): Replace the single "x" alternative with
5816 alternatives for moving into and out of "a".
5817 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
5818 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
5819 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
5820 Use d_operand in the splitters. Remove redundant CONST_INT checks.
5821 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
5822 (movti): New expander.
5823 (*movti, *movti_mips16): New insns.
5824 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
5825 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
5826 (mthi<GPR:mode>_<HILO:mode>): Likewise.
5827 * config/mips/predicates.md (fpr_operand): Delete.
5828 (d_operand): New predicate.
5830 2008-06-09 Michael Meissner <michael.meissner@amd.com>
5832 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
5833 failure on some Bourne shells.
5834 (x86_64-*-*): Ditto.
5836 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
5838 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
5840 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5842 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
5843 (sparc-sun-solaris2*): Likewise.
5845 2008-06-09 Arnaud Charlet <charlet@adacore.com
5847 * doc/install.texi: Update requirements to build the Ada compiler.
5849 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
5851 * df-scan.c (struct df_scan_problem_data): Remove the
5852 mw_link_pool alloc pool.
5853 (df_scan_free_internal): Don't free it.
5854 (df_scan_alloc): Don't allocate it.
5855 * df.h (struct df_link): Update comment.
5857 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
5859 * except.h: Correct checks for when SJLJ exceptions must be used.
5861 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5863 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
5866 2008-06-08 Joseph Myers <joseph@codesourcery.com>
5868 PR tree-optimization/36218
5869 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
5870 configure for the build system.
5871 (BUILD_LDFLAGS): Define.
5872 * configure: Regenerate.
5873 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
5875 2008-07-08 Anatoly Sokolov <aesok@post.ru>
5878 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
5879 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
5880 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
5882 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
5884 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
5886 2008-06-07 Joseph Myers <joseph@codesourcery.com>
5888 * config.gcc (Obsolete configurations): Remove list of
5890 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
5891 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
5892 targets matched by those patterns.
5893 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
5894 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
5895 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
5896 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
5897 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5898 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
5899 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
5900 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
5901 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
5902 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
5903 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
5904 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
5905 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
5906 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
5907 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
5908 Make code for Solaris 7 and greater unconditional for Solaris.
5909 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
5910 Remove --with-* handling.
5911 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
5912 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
5913 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
5914 LINK_OS_WINDISS_SPEC): Remove.
5915 * config/rs6000/sysv4.opt (mwindiss): Remove.
5916 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
5917 * configure: Regenerate.
5918 * doc/cpp.texi: Don't mention BeOS.
5919 * doc/extend.texi (interrupt): Don't mention MS1.
5920 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
5921 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
5922 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
5923 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
5924 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
5926 * doc/invoke.texi (MT Options): Remove.
5927 (-mwindiss): Remove.
5928 (CRIS Options): Remove cris-axis-aout references.
5929 (HPPA Options): Don't mention hppa1.1-*-pro.
5930 * doc/md.texi: (MorphoTech family): Remove.
5931 * libgcc2.c: Don't handle UWIN.
5932 * config/alpha/t-unicosmk: Remove.
5933 * config/alpha/unicosmk.h: Remove.
5934 * config/arm/kaos-arm.h: Remove.
5935 * config/arm/kaos-strongarm.h: Remove.
5936 * config/arm/strongarm-coff.h: Remove.
5937 * config/arm/strongarm-elf.h: Remove.
5938 * config/arm/strongarm-pe.h: Remove.
5939 * config/arm/t-strongarm-pe: Remove.
5940 * config/arm/t-xscale-coff: Remove.
5941 * config/arm/t-xscale-elf: Remove.
5942 * config/arm/xscale-coff.h: Remove.
5943 * config/arm/xscale-elf.h: Remove.
5944 * config/chorus.h: Remove.
5945 * config/cris/aout.h: Remove.
5946 * config/cris/aout.opt: Remove.
5947 * config/cris/t-aout: Remove.
5948 * config/i386/beos-elf.h: Remove.
5949 * config/i386/kaos-i386.h: Remove.
5950 * config/i386/ptx4-i.h: Remove.
5951 * config/i386/sco5.h: Remove.
5952 * config/i386/sco5.opt: Remove.
5953 * config/i386/sysv4-cpp.h: Remove.
5954 * config/i386/sysv5.h: Remove.
5955 * config/i386/t-beos: Remove.
5956 * config/i386/t-sco5: Remove.
5957 * config/i386/t-uwin: Remove.
5958 * config/i386/uwin.asm: Remove.
5959 * config/i386/uwin.h: Remove.
5960 * config/kaos.h: Remove.
5961 * config/mips/windiss.h: Remove.
5962 * config/mt: Remove directory.
5963 * config/pa/pa-osf.h: Remove.
5964 * config/pa/pa-pro-end.h: Remove.
5965 * config/pa/t-pro: Remove.
5966 * config/ptx4.h: Remove.
5967 * config/rs6000/beos.h: Remove.
5968 * config/rs6000/kaos-ppc.h: Remove.
5969 * config/rs6000/t-beos: Remove.
5970 * config/rs6000/windiss.h: Remove.
5971 * config/sh/kaos-sh.h: Remove.
5972 * config/sol2-6.h: Remove.
5973 * config/sparc/sol26-sld.h: Remove.
5974 * config/sparc/sysv4-only.h: Remove.
5975 * config/vax/bsd.h: Remove.
5976 * config/vax/t-memfuncs: Remove.
5977 * config/vax/ultrix.h: Remove.
5978 * config/vax/vaxv.h: Remove.
5979 * config/windiss.h: Remove.
5981 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5983 PR rtl-optimization/36438
5984 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
5985 for vector shifts with constant scalar shift operands.
5987 2008-06-06 Sandip Matte <sandip@rmicorp.com>
5989 * doc/invoke.texi: Document -march=xlr.
5990 * config/mips/xlr.md: New file.
5991 * config/mips/mips.md: Include it.
5993 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
5994 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
5995 (mips_rtx_cost_data): Likewise.
5997 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
5999 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6000 PRE_INC and PRE_DEC cases.
6002 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6004 PR rtl-optimization/36419
6005 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6006 the emitting jump insn.
6009 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6010 is not bool, boolify the whole *expr_p and convert to the desired type.
6012 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6014 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6015 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6016 Add omp_private_outer_ref hook, add another argument to
6017 omp_clause_default_ctor hook.
6018 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6019 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6020 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6021 hook_tree_tree_tree_tree_null.
6022 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6023 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6024 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6025 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6026 * tree.def (OMP_TASK): New tree code.
6027 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6028 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6029 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6030 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6031 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6032 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6033 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6034 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6035 (OMP_DIRECTIVE_P): Add OMP_TASK.
6036 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6037 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6038 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6039 and OMP_CLAUSE_UNTIED entries.
6040 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6042 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6043 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6044 * tree-pretty-print.c (dump_omp_clause): Handle
6045 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6046 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6047 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6048 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6049 warning about unsigned iterators. Change decl/init/cond/incr
6050 arguments to TREE_VECs, check arguments for all collapsed loops.
6051 (c_finish_omp_taskwait): New function.
6052 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6054 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6055 default_function_array_conversion on init. Add par_clauses argument.
6056 If decl is present in parallel's lastprivate clause, change it to
6057 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6058 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6059 collapse count in clauses.
6060 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6061 c_parser_omp_for_loop callers.
6062 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6063 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6064 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6065 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6067 (c_parser_omp_clause_schedule): Handle schedule(auto).
6068 Include correct location in the error message.
6069 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6070 and PRAGMA_OMP_CLAUSE_UNTIED.
6071 (OMP_TASK_CLAUSE_MASK): Define.
6072 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6073 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6074 * tree-nested.c (convert_nonlocal_omp_clauses,
6075 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6076 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6077 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6078 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6080 (conver_nonlocal_reference, convert_local_reference,
6081 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6082 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6083 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6084 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6085 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6086 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6087 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6088 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6089 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6091 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6092 * c-common.h (c_finish_omp_taskwait): New prototype.
6093 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6094 * tree-parloops.c (create_parallel_loop): Create 1 entry
6095 vectors for OMP_FOR_{INIT,COND,INCR}.
6096 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6097 (make_edges): Handle OMP_TASK.
6098 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6099 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6100 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6101 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6102 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6103 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6104 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6105 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6106 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6107 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6108 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6109 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6110 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6111 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6112 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6113 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6114 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6115 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6116 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6117 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6118 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6119 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6120 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6121 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6122 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6123 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6124 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6125 original iterator is present in lastprivate clause or if
6126 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6127 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6128 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6129 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6130 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6131 if it is set, lookup var in outer contexts too. Handle
6132 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6133 to be implicitly determined firstprivate for task regions.
6134 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6135 if it is set, lookup var in outer contexts too. Set
6136 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6137 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6138 OMP_CLAUSE_UNTIED. Take region_type as last argument
6139 instead of in_parallel and in_combined_parallel.
6140 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6142 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6143 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6144 (new_omp_context): Set default_kind to
6145 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6146 (omp_region_type): New enum.
6147 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6148 fields, add region_type.
6149 (new_omp_context): Take region_type as argument instead of is_parallel
6150 and is_combined_parallel.
6151 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6152 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6153 ctx->is_combined_parallel checks.
6154 (gimplify_omp_task): New function.
6155 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6157 * omp-low.c (extract_omp_for_data): Use schedule(static)
6158 for schedule(auto). Handle pointer and unsigned iterators.
6159 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6160 Add loops argument. Extract data for collapsed OMP_FOR loops.
6161 (expand_parallel_call): Assert sched_kind isn't auto,
6162 map runtime schedule to index 3.
6163 (struct omp_for_data_loop): New type.
6164 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6165 Add loop, loops, collapse and iter_type fields.
6166 (workshare_safe_to_combine_p): Disallow combined for if
6167 iter_type is unsigned long long. Don't combine collapse > 1 loops
6168 unless all bounds and steps are constant. Adjust extract_omp_for_data
6170 (expand_omp_for_generic): Handle pointer, unsigned and long long
6171 iterators. Handle collapsed OMP_FOR loops. Adjust
6172 for struct omp_for_data changes. If libgomp function doesn't return
6173 boolean_type_node, add comparison of the return value with 0.
6174 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6175 pointer, unsigned and long long iterators. Adjust for struct
6176 omp_for_data changes.
6177 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6178 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6179 unsigned long long. Allocate loops array, pass it to
6180 extract_omp_for_data. For collapse > 1 loops use always
6181 expand_omp_for_generic.
6182 (omp_context): Add sfield_map and srecord_type fields.
6183 (is_task_ctx, lookup_sfield): New functions.
6184 (use_pointer_for_field): Use is_task_ctx helper. Change first
6185 argument's type from const_tree to tree. Clarify comment.
6186 In OMP_TASK disallow copy-in/out sharing.
6187 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6188 (install_var_field): Add mask argument. Populate both record_type
6189 and srecord_type if needed.
6190 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6192 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6193 and DECL_FIELD_OFFSET.
6194 (scan_sharing_clauses): Adjust install_var_field callers. For
6195 firstprivate clauses on explicit tasks allocate the var by value in
6196 record_type unconditionally, rather than by reference.
6197 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6198 Use is_taskreg_ctx instead of is_parallel_ctx.
6199 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6200 (create_omp_child_function_name): Add task_copy argument, use
6201 *_omp_cpyfn* names if it is true.
6202 (create_omp_child_function): Add task_copy argument, if true create
6203 *_omp_cpyfn* helper function.
6204 (scan_omp_parallel): Adjust create_omp_child_function callers.
6205 Rename parallel_nesting_level to taskreg_nesting_level.
6206 (scan_omp_task): New function.
6207 (lower_rec_input_clauses): Don't run constructors for firstprivate
6208 explicit task vars which are initialized by *_omp_cpyfn*.
6209 Pass outer var ref to omp_clause_default_ctor hook if
6210 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6211 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6212 OMP_CLAUSE_REDUCTION_INIT.
6213 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6214 avoid duplicate setting of fields. Handle
6215 OMP_CLAUSE_PRIVATE_OUTER_REF.
6216 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6217 copy-out if TREE_READONLY, only copy-in.
6218 (expand_task_copyfn): New function.
6219 (expand_task_call): New function.
6220 (struct omp_taskcopy_context): New type.
6221 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6223 (lower_omp_parallel): Rename to...
6224 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6225 Call create_task_copyfn if srecord_type is needed. Adjust
6227 (task_shared_vars): New variable.
6228 (check_omp_nesting_restrictions): Warn if work-sharing,
6229 barrier, master or ordered region is closely nested inside OMP_TASK.
6230 Add warnings for barrier if closely nested inside of work-sharing,
6231 ordered, or master region.
6232 (scan_omp_1): Call check_omp_nesting_restrictions even for
6233 GOMP_barrier calls. Rename parallel_nesting_level to
6234 taskreg_nesting_level. Handle OMP_TASK.
6235 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6236 work-sharing construct, continue looking for them on parent parallel
6238 (lower_omp_for_lastprivate): Add lastprivate clauses
6239 to the beginning of dlist rather than end. Adjust for struct
6240 omp_for_data changes.
6241 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6242 not after it. Handle collapsed OMP_FOR loops, adjust for
6243 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6244 (get_ws_args_for): Adjust extract_omp_for_data caller.
6245 (scan_omp_for): Handle collapsed OMP_FOR
6246 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6247 (lower_omp_single_simple): If libgomp function doesn't return
6248 boolean_type_node, add comparison of the return value with 0.
6249 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6250 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6251 (parallel_nesting_level): Rename to...
6252 (taskreg_nesting_level): ... this.
6253 (is_taskreg_ctx): New function.
6254 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
6256 (execute_lower_omp): Rename parallel_nesting_level to
6257 taskreg_nesting_level.
6258 (expand_omp_parallel): Rename to...
6259 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6260 Call omp_task_call for OMP_TASK regions.
6261 (expand_omp): Adjust caller, handle OMP_TASK.
6262 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
6264 * bitmap.c (bitmap_default_obstack_depth): New variable.
6265 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
6266 if argument is NULL and bitmap_default_obstack is already initialized.
6267 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
6269 * matrix-reorg.c (matrix_reorg): Likewise.
6271 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6273 * config/i386/i386.md (*indirect_jump): Macroize using P
6274 mode iterator. Remove !TARGET_64BIT from insn constraints.
6275 (*tablejump_1): Ditto.
6276 (*indirect_jump_rex64): Remove insn pattern.
6277 (*tablejump_1_rex64): Ditto.
6278 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
6279 and eh_return_si insn patterns.
6281 2008-06-06 Richard Guenther <rguenther@suse.de>
6283 * tree-ssa-structalias.c (merge_smts_into): Remove.
6284 (find_what_p_points_to): Do not bother to compute the
6285 points-to set for pt_anything pointers.
6286 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
6287 for pt_anything pointers is ok.
6289 2008-06-06 Jan Hubicka <jh@suse.cz>
6291 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
6293 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6295 * cgraph.c: Fix typos in comments.
6296 (cgraph_availability_names): Fix string typo.
6297 * fold-const.c: Fix typos in comments.
6298 (fold_binary): Fix typo in warning.
6299 * genautomata.c: Fix typos in comments.
6300 (check_presence_pattern_sets): Fix typo in local variable.
6301 (output_description): Fix typo in output.
6302 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
6303 * hwint.h: Likewise.
6304 * matrix-reorg.c (check_allocation_function): Likewise.
6305 * omega.c (smooth_weird_equations): Likewise.
6306 * auto-inc-dec.c: Fix typos in comments.
6307 * bb-reorder.c: Likewise.
6308 * builtins.c: Likewise.
6309 * c-common.c: Likewise.
6310 * c-cppbuiltin.c: Likewise.
6311 * c-parser.c: Likewise.
6312 * c-pretty-print.c: Likewise.
6313 * cfgcleanup.c: Likewise.
6314 * cfgexpand.c: Likewise.
6315 * cfghooks.c: Likewise.
6316 * cfglayout.c: Likewise.
6317 * cfgloopmanip.c: Likewise.
6318 * cgraphunit.c: Likewise.
6319 * coverage.c: Likewise.
6320 * dbxout.c: Likewise.
6321 * df-byte-scan.c: Likewise.
6322 * df-core.c: Likewise.
6323 * df-problems.c: Likewise.
6324 * df-scan.c: Likewise.
6326 * dominance.c: Likewise.
6327 * domwalk.c: Likewise.
6329 * dwarf2out.c: Likewise.
6330 * emit-rtl.c: Likewise.
6331 * et-forest.c: Likewise.
6332 * function.c: Likewise.
6333 * function.h: Likewise.
6335 * gcov-io.c: Likewise.
6338 * genattrtab.c: Likewise.
6339 * ggc-page.c: Likewise.
6340 * gimplify.c: Likewise.
6341 * gthr-lynx.h: Likewise.
6342 * haifa-sched.c: Likewise.
6343 * ipa-cp.c: Likewise.
6344 * ipa-inline.c: Likewise.
6345 * ipa-prop.h: Likewise.
6346 * ipa-pure-const.c: Likewise.
6347 * ipa-struct-reorg.c: Likewise.
6348 * ipa-struct-reorg.h: Likewise.
6349 * ipa-type-escape.c: Likewise.
6351 * loop-doloop.c: Likewise.
6352 * mips-tfile.c: Likewise.
6353 * mkmap-flat.awk: Likewise.
6354 * mkmap-symver.awk: Likewise.
6355 * modulo-sched.c: Likewise.
6356 * omp-low.c: Likewise.
6357 * optabs.c: Likewise.
6358 * optabs.h: Likewise.
6360 * passes.c: Likewise.
6361 * postreload-gcse.c: Likewise.
6362 * postreload.c: Likewise.
6363 * predict.c: Likewise.
6364 * pretty-print.h: Likewise.
6365 * profile.c: Likewise.
6366 * protoize.c: Likewise.
6367 * ra-conflict.c: Likewise.
6369 * recog.c: Likewise.
6370 * regclass.c: Likewise.
6372 * reload.c: Likewise.
6373 * rtl-error.c: Likewise.
6374 * rtlanal.c: Likewise.
6376 * sched-rgn.c: Likewise.
6379 * target.h: Likewise.
6380 * tree-dfa.c: Likewise.
6381 * tree-eh.c: Likewise.
6382 * tree-flow-inline.h: Likewise.
6383 * tree-inline.c: Likewise.
6384 * tree-into-ssa.c: Likewise.
6385 * tree-loop-distribution.c: Likewise.
6386 * tree-nested.c: Likewise.
6387 * tree-parloops.c: Likewise.
6388 * tree-pass.h: Likewise.
6389 * tree-pretty-print.c: Likewise.
6390 * tree-profile.c: Likewise.
6391 * tree-scalar-evolution.c: Likewise.
6392 * tree-sra.c: Likewise.
6393 * tree-ssa-alias-warnings.c: Likewise.
6394 * tree-ssa-ccp.c: Likewise.
6395 * tree-ssa-coalesce.c: Likewise.
6396 * tree-ssa-dom.c: Likewise.
6397 * tree-ssa-dse.c: Likewise.
6398 * tree-ssa-forwprop.c: Likewise.
6399 * tree-ssa-live.c: Likewise.
6400 * tree-ssa-live.h: Likewise.
6401 * tree-ssa-loop-im.c: Likewise.
6402 * tree-ssa-loop-ivopts.c: Likewise.
6403 * tree-ssa-loop-niter.c: Likewise.
6404 * tree-ssa-loop-prefetch.c: Likewise.
6405 * tree-ssa-phiopt.c: Likewise.
6406 * tree-ssa-phiprop.c: Likewise.
6407 * tree-ssa-sccvn.c: Likewise.
6408 * tree-ssa-ter.c: Likewise.
6409 * tree-ssa-threadupdate.c: Likewise.
6410 * tree-ssa.c: Likewise.
6411 * tree-vect-analyze.c: Likewise.
6412 * tree-vect-transform.c: Likewise.
6413 * tree-vectorizer.c: Likewise.
6414 * tree-vn.c: Likewise.
6415 * tree-vrp.c: Likewise.
6417 * tree.def: Likewise.
6419 * unwind-dw2-fde.c: Likewise.
6420 * unwind.inc: Likewise.
6421 * value-prof.c: Likewise.
6422 * vmsdbgout.c: Likewise.
6424 2008-06-05 David Edelsohn <edelsohn@gnu.org>
6426 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
6427 always place FP constants in the TOC for TARGET_POWERPC64.
6428 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
6430 2008-06-05 Joseph Myers <joseph@codesourcery.com>
6432 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
6433 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
6434 enable for TARGET_E500_DOUBLE.
6435 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
6436 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
6437 floating-point modes like integer modes for E500 double.
6438 (rs6000_legitimate_offset_address_p): Likewise.
6439 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
6440 addressing for DDmode for E500 double.
6441 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
6442 modes as using 64-bits of registers for E500 double.
6443 (spe_build_register_parallel): Do not handle DDmode or TDmode.
6444 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
6445 specially for E500 double.
6446 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
6447 TDmode for E500 double.
6448 (rs6000_gimplify_va_arg): Only handle SDmode in registers
6449 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
6450 (rs6000_split_multireg_move): Do not handle TDmode specially for
6452 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
6453 using 64-bit registers for E500 double.
6454 (emit_frame_save): Do not handle DDmode specially for E500 double.
6455 (gen_frame_mem_offset): Likewise.
6456 (rs6000_function_value): Do not call spe_build_register_parallel
6457 for DDmode or TDmode.
6458 (rs6000_libcall_value): Likewise.
6459 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
6460 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
6463 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
6465 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
6468 2008-06-04 Junjie Gu <jgu@tensilica.com>
6470 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
6471 comparison for frame pointers.
6473 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6476 * config/avr/avr.h (PUSH_ROUNDING): Remove.
6478 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6481 * builtins.c (expand_builtin_signbit): Don't take lowpart when
6482 register is already smaller or equal to required mode.
6484 2008-06-04 Xinliang David Li <davidxl@google.com>
6486 * tree-call-cdce.c: New file.
6487 (cond_dead_built_in_calls): New static variable.
6488 (input_domain): New struct.
6489 (check_pow): New function.
6490 (check_builtin_call): Ditto.
6491 (check_target_format): Ditto.
6492 (is_call_dce_candidate): Ditto.
6493 (gen_one_condition): Ditto.
6494 (gen_conditions_for_domain): Ditto.
6495 (get_domain): Ditto.
6496 (gen_conditions_for_pow_cst_base): Ditto.
6497 (gen_conditions_for_pow_int_base): Ditto.
6498 (gen_conditions_for_pow): Ditto.
6499 (get_no_error_domain): Ditto.
6500 (gen_shrink_wrap_conditions): Ditto.
6501 (shrink_wrap_one_built_in_call): Ditto.
6502 (shink_wrap_conditional_dead_built_in_calls): Ditto.
6503 (tree_call_cdce): Ditto.
6504 (gate_call_cdce): Ditto.
6505 (pass_call_cdce): New gimple pass.
6506 * passes.c: (init_optimization_passes): New pass.
6507 * tree-pass.h: New pass declaration.
6508 * opts.c (decode_options): New flag setting.
6509 * common.opt: Add -ftree-builtin-call-dce flag.
6510 * Makefile.in: Add new source file.
6511 * tempvar.def: New tv_id.
6512 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
6514 2008-06-04 Richard Guenther <rguenther@suse.de>
6516 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
6517 (is_call_clobbered): Always check var_ann->call_clobbered.
6518 (mark_call_clobbered): Always set var_ann->call_clobbered.
6519 (clear_call_clobbered): Always clear var_ann->call_clobbered.
6520 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
6521 (reset_alias_info): Clear call clobbering info on MTAGs and
6523 (set_pt_anything): Set pt_global_mem.
6524 (create_tag_raw): Adjust comment.
6525 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
6527 2008-06-04 Joseph Myers <joseph@codesourcery.com>
6528 Maxim Kuvyrkov <maxim@codesourcery.com>
6530 * config/m68k/m68k.opt (mxgot): New option.
6531 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
6532 (m68k_output_addr_const_extra): New.
6533 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
6534 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
6535 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
6536 * doc/invoke.texi (M680x0 Options): Document -mxgot.
6538 2008-06-04 Richard Guenther <rguenther@suse.de>
6540 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
6541 negative or non-representable offsets.
6543 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
6545 * config/i386/i386.c (ix86_gen_leave): New.
6546 (ix86_gen_pop1): Likewise.
6547 (ix86_gen_add3): Likewise.
6548 (ix86_gen_sub3): Likewise.
6549 (ix86_gen_sub3_carry): Likewise.
6550 (ix86_gen_one_cmpl2): Likewise.
6551 (ix86_gen_monitor): Likewise.
6552 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
6553 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
6554 ix86_gen_one_cmpl2 and ix86_gen_monitor.
6555 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
6556 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
6557 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
6558 (ix86_expand_epilogue): Updated.
6559 (print_operand): Handle integer register operand for 'z'.
6560 (ix86_expand_strlensi_unroll_1): Likewise.
6561 (ix86_expand_strlen): Likewise.
6562 (ix86_expand_builtin): Likewise.
6563 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
6564 mov{q}/mov{l} and add{q}/add{l}.
6566 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6568 * config/i386/i386.md (P): New mode iterator.
6569 (SFmode push_operand splitter): Macroize DImode and SImode pushes
6570 using P mode iterator.
6571 (DFmode push_operand splitter): Ditto.
6572 (XFmode push_operand splitter): Ditto.
6573 (DFmode float_extend SFmode push_operand splitter): Ditto.
6574 (XFmode float_extend SFmode push_operand splitter): Do not generate
6575 SImode pushes for 64bit target. Macroize Dimode and SImode
6576 pushes using P mode iterator.
6577 (XFmode float_extend DFmode push_operand splitter): Ditto.
6579 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6581 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
6582 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
6583 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
6585 (ix86_call_abi_override): Remove check for call_used_regs.
6587 2008-06-03 Richard Guenther <rguenther@suse.de>
6589 * tree-ssa-structalias.c (find_func_aliases): Add constraints
6590 for the lhs of calls if the return type contains pointers.
6592 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6594 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
6595 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
6596 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
6597 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
6598 of cfun and DEFAULT_ABI to deceide abi mode.
6600 (REG_PARM_STACK_SPACE): Removed.
6601 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
6602 (STACK_BOUNDARY): Use default target to deceide stack boundary.
6603 * config/i386/i386-protos.h (ix86_cfun_abi): New.
6604 (ix86_function_abi): Likewise.
6605 (ix86_function_type_abi): Likewise.
6606 (ix86_call_abi_override): Likewise.
6607 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
6608 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
6609 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
6610 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
6612 (X86_64_REGPARM_MAX): New.
6613 (X86_64_SSE_REGPARM_MAX): New.
6614 (X64_REGPARM_MAX): New.
6615 (X64_SSE_REGPARM_MAX): New.
6616 (X86_32_REGPARM_MAX): New.
6617 (X86_32_SSE_REGPARM_MAX): New.
6618 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
6619 (ix86_function_regparm): Handle user calling abi.
6620 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
6621 by DEFAULT_ABI versus SYSV_ABI check.
6622 (ix86_reg_parm_stack_space): New.
6623 (ix86_function_type_abi): New.
6624 (ix86_call_abi_override): New.
6625 (ix86_function_abi): New.
6626 (ix86_cfun_abi): New.
6627 (init_cumulative_args): Call abi specific initialization.
6628 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
6629 (function_arg_64): Extend SSE_REGPARM_MAX check.
6630 (function_arg (): Remove TARGET_64BIT_MS_ABI.
6631 (ix86_pass_by_reference): Likewise.
6632 (ix86_function_value_regno_p): Likewise.
6633 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
6634 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
6635 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
6636 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
6637 (setup_incoming_varargs_64): Adjust regparm for call abi.
6638 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
6639 (ix86_va_start): Likewise.
6640 (ix86_gimplify_va_arg): Likewise.
6641 (ix86_expand_prologue): Likewise.
6642 (output_pic_addr_const): Likewise.
6643 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
6644 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
6645 (x86_output_mi_thunk): Likewise.
6646 (x86_function_profiler): Likewise.
6647 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
6648 (SYSV_ABI, MS_ABI): New constants.
6650 (init_regs): Add prototype of function in regclass.c file.
6651 (OVERRIDE_ABI_FORMAT): New.
6652 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
6653 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
6654 (OUTGOING_REG_PARM_STACK_SPACE): New.
6655 (ix86_reg_parm_stack_space): New prototype.
6656 (CUMULATIVE_ARGS): Add call_abi member.
6657 (machine_function): Add call_abi member.
6658 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
6659 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
6661 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
6664 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
6665 (avr_builtin_setjmp_frame_value): New function.
6666 * config/avr/avr.md (nonlocal_goto_receiver): Define.
6667 (nonlocal_goto): Define.
6669 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
6671 * config/mips/mips.c (mips_emit_loadgp): Return early if
6672 there is nothing do to, otherwise emit a blockage if
6673 !TARGET_EXPLICIT_RELOCS || crtl->profile.
6674 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
6676 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6678 * configure.ac: Drop unneeded backslash ending up in config.in.
6679 * acinclude.m4: Likewise.
6680 * config.in: Regenerate.
6682 2008-05-26 Jan Hubicka <jh@suse.cz>
6684 * predict.c (maybe_hot_frequency_p): Break out of...
6685 (maybe_hot_bb_p): ... here.
6686 (maybe_hot_edge_p): New.
6687 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
6688 * basic-block.h (maybe_hot_edge_p): Declare.
6690 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6692 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
6693 (*cmpfp_<mode>_cc): Ditto.
6694 (*fp_jcc_8<mode>_387): Ditto.
6695 (*fop_<MODEF:mode>_2_i387): Ditto.
6696 (*fop_<MODEF:mode>_3_i387): Ditto.
6697 (*fop_xf_2_i387): Ditto.
6698 (*fop_xf_3_i387): Ditto.
6700 2008-06-02 Tomas Bily <tbily@suse.cz>
6702 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
6704 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6706 * config/mips/mips.c (mips_valid_offset_p): New function.
6707 (mips_valid_lo_sum_p): Likewise.
6708 (mips_classify_address): Use them.
6709 (mips_force_address): New function.
6710 (mips_legitimize_address): Use it.
6711 * config/mips/mips.md (MOVE128): New mode iterator.
6712 (movtf): Require TARGET_64BIT. Remove empty strings.
6713 (*movtf_internal): Rename to...
6714 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
6715 of "R" and use {,fp}{load,store} attributes instead of "multi".
6716 Use a separate define_split.
6717 (*movtf_mips16): New pattern.
6719 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6721 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
6722 * config/mips/mips.c (mips_expand_before_return): New function.
6723 (mips_expand_epilogue): Call it.
6724 * config/mips/mips.md (return): Turn into a define_expand.
6725 (*return): New insn.
6727 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6729 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
6730 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
6731 functions. Do not emit uses and clobbers of CONCATs; individually
6732 use and clobber their operands.
6733 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
6734 gen_clobber, emit_use and gen_use.
6735 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
6736 (expand_builtin_return): Likewise.
6737 * cfgbuild.c (count_basic_blocks): Likewise.
6738 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
6739 * explow.c (emit_stack_restore): Likewise.
6740 * expmed.c (extract_bit_field_1): Likewise.
6741 * expr.c (convert_move, emit_move_complex_parts): Likewise.
6742 (emit_move_multi_word, store_constructor): Likewise.
6743 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
6744 (thread_prologue_and_epilogue_insns): Likewise.
6745 * lower-subreg.c (resolve_simple_move): Likewise.
6746 * optabs.c (widen_operand, expand_binop): Likewise.
6747 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
6748 * reload.c (find_reloads): Likewise.
6749 * reload1.c (eliminate_regs_in_insn): Likewise.
6750 * stmt.c (expand_nl_goto_receiver): Likewise.
6751 * config/alpha/alpha.md (builtin_longjmp): Likewise.
6752 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6753 * config/arm/arm.c (arm_load_pic_register): Likewise.
6754 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
6755 * config/arm/arm.md (untyped_return): Likewise.
6756 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
6757 * config/avr/avr.c (expand_prologue): Likewise.
6758 * config/bfin/bfin.c (do_unlink): Likewise.
6759 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
6760 * config/cris/cris.c (cris_expand_prologue): Likewise.
6761 * config/darwin.c (machopic_indirect_data_reference): Likewise.
6762 (machopic_legitimize_pic_address): Likewise.
6763 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
6764 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
6765 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
6766 (ix86_expand_convert_uns_didf_sse): Likewise.
6767 (ix86_expand_vector_init_general): Likewise.
6768 * config/ia64/ia64.md (eh_epilogue): Likewise.
6769 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
6770 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
6771 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
6772 (config/iq2000/iq2000.c): Likewise.
6773 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6774 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
6775 (builtin_longjmp): Likewise.
6776 * config/mn10300/mn10300.md (call, call_value): Likewise.
6777 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
6778 * config/pdp11/pdp11.md (abshi2): Likewise.
6779 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6780 * config/s390/s390.c (s390_emit_prologue): Likewise.
6781 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
6782 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
6783 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
6784 * config/sh/sh.c (prepare_move_operands): Likewise.
6785 (output_stack_adjust, sh_expand_epilogue): Likewise.
6786 (sh_set_return_address, sh_expand_t_scc): Likewise.
6787 * config/sparc/sparc.c (load_pic_register): Likewise.
6788 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
6789 * config/spu/spu.c (spu_expand_epilogue): Likewise.
6790 * config/v850/v850.c (expand_epilogue): Likewise.
6792 2008-05-31 Anatoly Sokolov <aesok@post.ru>
6794 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
6795 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
6796 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
6797 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
6798 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
6799 stack pointer register.
6800 (output_movhi): Remove code for interrupt specific writing to the
6801 stack pointer register.
6803 2008-05-31 Richard Guenther <rguenther@suse.de>
6805 PR tree-optimization/34244
6806 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
6807 (tree_expr_nonzero_warnv_p): Likewise.
6808 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6809 ssa_name_nonnegative_p.
6810 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
6811 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
6812 not tree_expr_nonzero_warnv_p.
6814 PR tree-optimization/36262
6816 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
6818 PR tree-optimization/34244
6819 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
6820 (record_numbers_of_iterations): New function.
6821 (execute_vrp): Cache the numbers of iterations of loops.
6822 * tree-scalar-evolution.c (scev_reset_except_niters):
6824 (scev_reset): Use scev_reset_except_niters.
6825 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
6827 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
6829 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6830 __WORKAROUND_RETS when appropriate.
6832 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6834 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
6835 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
6837 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
6838 *fop_df_comm_sse insn patterns using MODEF mode iterator.
6839 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
6840 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
6841 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
6842 *fop_df_1_mixed insn patterns using MODEF mode iterator.
6843 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
6844 *fop_df_1_sse insn patterns using MODEF mode iterator.
6845 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
6846 *fop_df_1_i387 insn patterns using MODEF mode iterator.
6847 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
6848 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
6849 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
6850 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
6851 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
6852 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
6853 (*fop_xf_4_i387): Use <MODE> for mode attribute.
6854 (*fop_xf_5_i387): Ditto.
6855 (*fop_xf_6_i387): Ditto.
6857 2008-05-30 Richard Guenther <rguenther@suse.de>
6859 * builtins.c (build_string_literal): Avoid generating
6860 a non-gimple_val result.
6862 2008-05-30 DJ Delorie <dj@redhat.com>
6864 * exec-tool.in: Use an environment variable (private) instead of a
6865 file (shared) as a semaphore, so as to not break parallel builds.
6867 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6869 * optabs.c (maybe_encapsulate_block): Remove.
6870 (emit_libcall_block): Adjust accordingly.
6871 * optabs.h (maybe_encapsulate_block): Remove prototype.
6873 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
6874 Don't use maybe_encapsulate_block.
6876 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
6878 * config/rs6000/rs6000.c (rs6000_legitimize_address,
6879 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
6880 rtx is a SYMBOL_REF before calling get_pool_constant.
6882 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
6884 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
6886 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
6888 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
6889 rather than OS names to choose INO_T_EQ definition.
6890 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
6891 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
6893 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
6896 * config/darwin-f.c: New.
6897 * config/t-darwin: Added rule to build darwin-f.o.
6898 * config.gcc: Defined new variable, fortran_target_objs.
6899 (*-*-darwin*): Set fortran_target_objs.
6900 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
6901 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
6902 * configure: Regenerated.
6904 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
6907 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
6908 canonical type if needed.
6910 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
6912 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
6914 2008-05-29 Richard Guenther <rguenther@suse.de>
6916 PR tree-optimization/36343
6917 PR tree-optimization/36346
6918 PR tree-optimization/36347
6919 * tree-flow.h (clobber_what_p_points_to): Declare.
6920 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
6921 pointed-to variable is dereferenced is irrelevant to whether
6922 the pointer can access the pointed-to variable.
6923 (clobber_what_p_points_to): New function.
6924 * tree-ssa-alias.c (set_initial_properties): Use it.
6925 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
6926 call clobber check for NMTs.
6928 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6930 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
6931 for printing gcov_type.
6933 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6935 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
6936 and the eh region information.
6937 * value-prof.c (gimple_move_stmt_histograms): New function.
6938 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
6940 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
6942 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
6944 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
6946 * value-prof.c (tree_ic_transform): Print counts.
6947 * tree-profile.c (tree_gen_ic_func_profiler):
6948 Clear __gcov_indreict_call_callee variable to avoid misattribution
6951 2008-05-28 Rafael Espindola <espindola@google.com>
6953 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
6956 2008-05-28 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/36339
6959 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
6960 and clobbering code out of the loop.
6962 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
6964 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
6967 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
6968 s390_contiguous_bitmask_p, s390_symref_operand_p,
6969 s390_check_symref_alignment, s390_reload_larl_operand,
6970 s390_reload_symref_address): New functions.
6971 (s390_branch_condition_mnemonic): Support compare and branch
6973 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
6974 and 'W' constraints.
6975 (s390_secondary_reload): Add secondary reloads for unaligned
6976 symbol refs or symbol refs to floating point or QI/TI mode
6978 (legitimate_address_p): Accept symbol references as addresses.
6979 (s390_expand_insv): Use rotate and insert selected bits
6980 instruction for insv when building for z10.
6981 (print_operand_address): Handle symbol ref addresses.
6982 (print_operand): Output modifier 'c' added for signed byte values.
6983 (s390_encode_section_info): Mark symbol refs with
6984 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
6986 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
6987 (length attribute): RRF, RRR have 4 byte length.
6988 (FPALL, INTALL): New mode iterators added.
6989 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
6990 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
6991 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
6992 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
6993 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
6994 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
6995 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
6996 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
6998 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
6999 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7000 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7001 reload<INTALL:mode><P:mode>_toreg_z10,
7002 reload<FPALL:mode><P:mode>_tomem_z10,
7003 reload<FPALL:mode><P:mode>_toreg_z10,
7004 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7005 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7006 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7007 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7009 (movmem, clrmem, cmpmem): New splitters added.
7011 * config/s390/predicates.md (larl_operand): Use
7012 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7013 SYMBOL_REF_ALIGN1_P.
7014 (s390_signed_integer_comparison,
7015 s390_unsigned_integer_comparison): New predicates.
7017 * config/s390/s390-protos.h (s390_check_symref_alignment,
7018 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7019 s390_reload_symref_address,
7020 s390_compare_and_branch_condition_mask): Prototypes added.
7022 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7023 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7024 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7026 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7028 * config/s390/s390.c (z10_cost): New cost function for z10.
7029 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7030 (s390_issue_rate): Adjust issue rate for z10.
7031 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7032 (processor_flags): Add PF_Z10.
7033 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7034 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7035 * gcc/config.gcc: Add z10.
7037 2008-05-28 Richard Guenther <rguenther@suse.de>
7039 PR tree-optimization/36291
7040 * tree-flow. h (struct gimple_df): Remove var_anns member.
7041 * tree-flow-inline.h (gimple_var_anns): Remove.
7042 (var_ann): Simplify.
7043 * tree-dfa.c (create_var_ann): Simplify.
7044 (remove_referenced_var): Clear alias info from var_anns of globals.
7045 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7046 (delete_tree_ssa): Clear alias info from var_anns of globals.
7047 Do not free var_anns.
7048 (var_ann_eq): Remove.
7049 (var_ann_hash): Likewise.
7051 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7053 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7054 and loongson2f entries.
7055 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7056 * config/mips/mips.h (processor_type): Add Loongson-2E
7057 and Loongson-2F entries.
7058 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7059 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7060 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7061 * doc/invoke.texi (MIPS Options): Document loongson2e
7062 and loongson2f processor names.
7064 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7068 * config/i386/i386.c (ix86_function_arg_boundary): Use
7069 alignment of canonical type.
7070 (ix86_expand_vector_move): Check unaligned memory access for
7073 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7075 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7076 Moved to the front of file.
7078 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7079 H.J. Lu <hongjiu.lu@intel.com>
7081 * dwarf2out.c (current_fde): New.
7083 (lookup_cfa:): Likewise.
7084 (dwarf2out_end_epilogue): Likewise.
7085 (dwarf2out_note_section_used): Likewise.
7087 2008-05-27 Michael Matz <matz@suse.de>
7090 * c.opt (Wenum-compare): New warning option.
7091 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7093 2008-05-27 Michael Matz <matz@suse.de>
7096 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7098 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7099 into memory as tail calls.
7101 2008-05-27 Richard Guenther <rguenther@suse.de>
7103 PR tree-optimization/36339
7104 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7105 pointers cause all addressable variables to be call clobbered.
7107 2008-05-27 Richard Guenther <rguenther@suse.de>
7109 PR tree-optimization/36245
7110 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7112 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7114 * config/s390/s390.md: Replace all occurences of the 'm'
7115 constraint with 'RT'.
7117 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7119 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7121 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7123 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7124 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7125 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7127 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7129 * reload.c: (find_reloads): Skip alternatives according to the
7130 "enabled" attribute. Constify the constraint variable.
7131 * recog.c (get_attr_enabled): Add default implementation.
7132 (extract_insn): Set the alternative_enabled_p array
7133 in the recog_data struct.
7134 (preprocess_constraints, constrain_operands): Skip
7135 alternatives according to the "enabled" attribute
7136 * recog.h (struct recog_data): New field alternative_enabled_p.
7137 (skip_alternative): New inline function.
7138 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7139 (record_reg_classes): Skip alternative according to the
7140 "enabled" attribute.
7142 * doc/md.texi: Add documention for the "enabled" attribute.
7144 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7146 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7147 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7148 constraint with TARGET_MEM_CONSTRAINT.
7149 * recog.c (asm_operand_ok, preprocess_constraints,
7150 constrain_operands): Likewise.
7151 * regclass.c (record_reg_classes): Likewise.
7152 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7153 * reload1.c (maybe_fix_stack_asms): Likewise.
7154 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7155 * recog.h: Adjust comment.
7156 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7157 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7158 * doc/md.texi: Add a note to description of 'm' constraint.
7159 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7161 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7163 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7164 that the bitfield is of integral type before testing its precision.
7166 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7167 Sa Liu <saliu@de.ibm.com>
7169 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7170 __modti3, __udivti3, __umodti3 and __udivmodti4.
7171 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7172 that implement TImode mul and div functions.
7173 * config/spu/multi3.c: New. Implement __multi3.
7174 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7175 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7178 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7180 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7181 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7182 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7183 tls_sysv_suffix): New mode and mode attribute iterators.
7184 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7185 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7186 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7187 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7188 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7191 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7193 PR tree-optimization/36329
7194 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7195 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7196 * cgraphbuild.c (initialize_inline_failed): Use the latter
7197 macro in lieu of the former.
7198 * ipa-inline.c (cgraph_mark_inline): Likewise.
7199 (cgraph_decide_inlining_of_small_function): Likewise.
7200 (cgraph_decide_inlining): Likewise.
7201 (cgraph_decide_inlining_incrementally): Likewise.
7203 2008-05-26 Tristan Gingold <gingold@adacore.com>
7204 Anatoly Sokolov <aesok@post.ru>
7206 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7207 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7208 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7209 optimization for 'avr6' architecture.
7211 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7214 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7216 2008-05-26 Richard Guenther <rguenther@suse.de>
7218 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7219 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7221 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7224 * caller-save.c (insert_restore): Verify alignment of spill space.
7225 (insert_save): Likewise.
7226 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7227 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7228 (STACK_SLOT_ALIGNMENT): Likewise.
7229 * function.c (LOCAL_ALIGNMENT): Removed.
7230 (get_stack_local_alignment): New.
7231 (assign_stack_local): Use it. Set alignment on stack slot.
7232 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7233 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7234 (STACK_SLOT_ALIGNMENT): New.
7235 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7236 stack slot in XFmode.
7238 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7240 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7243 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7244 argument operand in rax isn't removed.
7246 2008-05-26 Richard Guenther <rguenther@suse.de>
7249 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7250 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7252 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7255 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
7257 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
7259 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
7260 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
7262 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7264 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
7265 build a trampoline if we don't want one.
7266 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
7267 return zero for nested functions if we don't want a trampoline.
7269 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7271 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
7273 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7276 * c.opt: Removed undocumented option '-lang-fortran'.
7277 * c-common.h: Removed global variable 'lang_fortran'.
7278 * c-opts.c (c_common_handle_option): Removed code to handle
7279 option '-lang-fortran'. Updated includes.
7280 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
7281 definition of '__GFORTRAN__'.
7282 (define__GNUC__): Reimplemented to use BASEVER and
7283 cpp_define_formatted.
7284 (builtin_define_with_value_n): Removed.
7285 * c-incpath.h: Renamed to ...
7286 * incpath.h: ... this.
7287 * c-incpath.c: Renamed to ...
7288 * incpath.c: ... this. Updated includes.
7289 * fix-header.c: Updated includes.
7290 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
7291 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
7292 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
7294 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7296 * tree.h: Update the table of flags used on tree nodes.
7297 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
7298 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
7299 (FORCED_LABEL): Add access check.
7300 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
7301 (ASM_INPUT_P): Likewise.
7302 (ASM_VOLATILE_P): Likewise.
7303 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
7304 (OMP_SECTION_LAST): Access private_flag directly.
7305 (OMP_RETURN_NOWAIT): Likewise.
7306 (OMP_PARALLEL_COMBINED): Likewise.
7307 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
7308 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
7309 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
7310 deprecated_flag directly.
7312 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
7314 * final.c (frame_pointer_needed): Removed.
7315 * flags.h (frame_pointer_needed): Likewise.
7317 * function.h (rtl_data): Add frame_pointer_needed.
7318 (frame_pointer_needed): New.
7320 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
7322 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
7324 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
7326 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
7329 2008-05-25 Alan Modra <amodra@bigpond.net.au>
7331 * c-common.c (strip_array_types): Move function to..
7333 (get_inner_array_type): Delete.
7334 * c-common.h (strip_array_types): Move declaration to..
7336 (get_inner_array_type): Delete.
7337 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
7338 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7339 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7340 * config/pa/pa.c (emit_move_sequence): Likewise.
7342 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
7344 * config/i386/i386.md (*sse_prologue_save_insn): Set length
7347 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
7349 * function.c: Include target hook for nonlocal_goto frame value.
7351 2008-05-24 Richard Guenther <rguenther@suse.de>
7353 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
7354 variable can be only accessed through a pointer or a union.
7356 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7358 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
7359 * doc/extend.texi: Likewise.
7361 2008-05-23 DJ Delorie <dj@redhat.com>
7363 * config/m32c/jump.md (untyped_call): Add.
7365 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
7367 (m32c_address_cost): Detail costs for indirect offsets.
7369 2008-05-23 Rafael Espindola <espindola@google.com>
7371 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
7372 if a node is a SUBREG.
7373 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
7376 2008-05-23 Paul Brook <paul@codesourcery.com>
7377 Carlos O'Donell <carlos@codesourcery.com>
7379 * doc/extend.texi: Clarify use of __attribute__((naked)).
7380 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7381 * target.h (gcc_target): Add allocate_stack_slots_for_args.
7382 * function.c (use_register_for_decl): Use
7383 targetm.calls.allocate_stack_slots_for_args.
7384 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7385 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
7386 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7388 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
7390 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
7392 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7394 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
7395 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
7396 is only rounded once.
7398 2008-05-23 Richard Guenther <rguenther@suse.de>
7400 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
7402 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
7403 Jakub Jelinek <jakub@redhat.com>
7406 * configure.ac: Handle --enable-cld.
7407 * configure: Regenerated.
7408 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
7409 * config/i386/i386.h (struct machine_function): Add needs_cld field.
7410 (ix86_current_function_needs_cld): New define.
7411 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
7412 (cld): New isns pattern.
7413 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
7414 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
7415 * config/i386/i386.opt (mcld): New option.
7416 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
7417 TARGET_CLD and ix86_current_function_needs_cld.
7418 (override_options): Use -mcld by default for 32-bit code if
7421 * doc/install.texi (Options specification): Document --enable-cld.
7422 * doc/invoke.texi (Machine Dependent Options)
7423 [i386 and x86-64 Options]: Add -mcld option.
7424 (Intel 386 and AMD x86-64 Options): Document -mcld option.
7426 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
7427 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
7428 (return_in_memory_64): Likewise.
7429 (return_in_memory_ms_64): Likewise.
7431 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7433 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
7434 * builtins.c (fold_builtin_fpclassify): New.
7435 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
7436 * builtins.def (BUILT_IN_FPCLASSIFY): New.
7437 * c-common.c (handle_type_generic_attribute): Adjust to accept
7438 fixed arguments before an elipsis.
7439 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
7440 * doc/extend.texi: Document __builtin_fpclassify.
7442 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
7444 * omp-low.c (gate_expand_omp_ssa): Remove.
7445 (pass_expand_omp_ssa): Remove.
7446 (gate_expand_omp): Do not check for flag_openmp_ssa.
7447 * common.opt (-fopenmp-ssa): Remove.
7448 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
7450 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
7452 * config/sh/sh.opt (mfixed-range): New option.
7453 * config/sh/sh-protos.h (sh_fix_range): Declare.
7454 * config/sh/sh.c (sh_fix_range): New function.
7455 * config/sh/sh.h (sh_fixed_range_str): Declare.
7456 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
7458 * doc/invoke.texi (SH Options): Document -mfixed-range.
7460 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
7462 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
7463 it before the redeclaration.
7465 2008-05-22 Anatoly Sokolov <aesok@post.ru>
7467 * config/avr/avr.c (get_sequence_length): Add new function.
7468 (expand_prologue, expand_epilogue): Remove duplicate code.
7470 2008-05-22 Rafael Espindola <espindola@google.com>
7472 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
7475 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
7477 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
7478 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
7480 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
7481 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
7482 (vect_update_misalignment_for_peel): Likewise.
7483 (vector_alignment_reachable_p): Likewise.
7484 * tree-vect-transform.c (vectorizable_load): Likewise.
7485 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7486 (get_vectype_for_scalar_type): Pass mode of scalar_type
7487 to UNITS_PER_SIMD_WORD.
7489 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
7490 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
7491 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7492 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7493 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7495 2008-05-22 Ira Rosen <irar@il.ibm.com>
7497 PR tree-optimization/36293
7498 * tree-vect-transform.c (vect_transform_strided_load): Don't check
7499 if the first load must be skipped because of a gap.
7501 2008-05-22 Richard Guenther <rguenther@suse.de>
7503 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
7504 more cases of offset disambiguation that is possible if
7505 strict-aliasing rules apply.
7506 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
7507 for basic offset and type-based disambiguation.
7509 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7511 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
7512 ix86_expand_vector_set on V16QImode for SSE4.1.
7514 2008-05-21 Tom Tromey <tromey@redhat.com>
7516 * c.opt (Wimport): Mark as undocumented.
7517 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
7519 (Warning Options): Likewise.
7520 * doc/cppopts.texi: Don't mention -Wimport.
7522 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7524 PR tree-optimization/36287
7525 PR tree-optimization/36286
7526 * lambda-code.c (build_access_matrix): Do not use the loop->num
7527 for computing the number of induction variables: use the loop depth
7530 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
7533 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
7534 option -f(no-)leading-underscore.
7536 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7538 * config/i386/i386.c (ix86_expand_vector_init_general): Use
7539 GET_MODE_NUNITS (mode).
7541 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
7543 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
7544 (-mmulhw): Add 464 to description.
7545 (-mdlmzb): Likewise.
7546 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7547 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
7549 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
7550 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
7551 * config/rs6000/rs6000.md: Update comments for 464.
7553 2008-05-21 Janis Johnson <janis187@us.ibm.com>
7555 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
7557 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7559 * config/i386/sse.md (vec_extractv4sf): Removed.
7560 (vec_extractv2df): Likewise.
7561 (vec_extractv2di): Likewise.
7562 (vec_extractv4si): Likewise.
7563 (vec_extractv8hi): Likewise.
7564 (vec_extractv16qi): Likewise.
7565 (vec_extract<mode>): New.
7567 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7569 * config/i386/sse.md (vec_setv4sf): Removed.
7570 (vec_setv2df): Likewise.
7571 (vec_setv2di): Likewise.
7572 (vec_setv4si): Likewise.
7573 (vec_setv8hi): Likewise.
7574 (vec_setv16qi): Likewise.
7575 (vec_set<mode>): New.
7577 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7579 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
7580 goto for vec_concat and vec_interleave.
7582 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7584 * config/i386/sse.md (vec_initv4sf): Removed.
7585 (vec_initv2df): Likewise.
7586 (vec_initv2di): Likewise.
7587 (vec_initv4si): Likewise.
7588 (vec_initv8hi): Likewise.
7589 (vec_initv16qi): Likewise.
7590 (vec_init<mode>): New.
7592 2008-05-21 Joseph Myers <joseph@codesourcery.com>
7594 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
7596 2008-05-21 Tom Tromey <tromey@redhat.com>
7598 * ggc-zone.c (lookup_page_table_if_allocated): New function.
7599 (zone_find_object_offset): Likewise.
7600 (gt_ggc_m_S): Likewise.
7601 (highest_bit): Likewise.
7602 * ggc-page.c (gt_ggc_m_S): New function.
7603 * stringpool.c (string_stack): Remove.
7604 (init_stringpool): Update.
7605 (ggc_alloc_string): Use ggc_alloc.
7606 (maybe_delete_ident): New function.
7607 (ggc_purge_stringpool): Likewise.
7608 (gt_ggc_m_S): Remove.
7609 * ggc-common.c (ggc_protect_identifiers): New global.
7610 (ggc_mark_roots): Call ggc_purge_stringpool. Use
7611 ggc_protect_identifiers.
7612 * ggc.h (ggc_protect_identifiers): Declare.
7613 (gt_ggc_m_S): Update.
7614 (ggc_purge_stringpool): Declare.
7615 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
7616 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
7618 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
7620 2008-05-21 David S. Miller <davem@davemloft.net>
7622 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
7625 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
7627 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
7630 2008-05-20 David Daney <ddaney@avtrex.com>
7632 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
7633 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
7634 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7635 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7636 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
7637 (atomic_hiqi_op): New define_code_iterator.
7638 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
7639 mips_expand_compare_and_swap_12.
7640 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
7641 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
7642 (sync_<optab><mode>, sync_old_<optab><mode>,
7643 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7644 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
7645 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
7646 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
7647 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
7648 (test_and_set_12): New insn.
7649 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
7650 sync_new_<optab><mode>, sync_old_nand<mode>,
7651 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
7652 clobber to operand 0 for SI and DI mode insns.
7653 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
7654 mips_gen_fn_4): New typedefs.
7655 (mips_gen_fn_ptrs): Define new union type.
7656 (mips_expand_compare_and_swap_12): Remove declaration.
7657 (mips_expand_atomic_qihi): Declare function.
7658 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
7659 (mips_expand_atomic_qihi): ... this. Use new generator function
7661 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
7662 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
7663 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
7664 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
7665 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
7666 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
7667 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
7668 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
7669 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
7670 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
7673 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
7675 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
7678 2008-05-20 Anatoly Sokolov <aesok@post.ru>
7680 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
7681 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
7682 (avr_attribute_table): Add 'OS_main' function attribute.
7683 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
7684 functions with 'OS_main' attribute.
7686 2008-05-20 Richard Guenther <rguenther@suse.de>
7688 PR tree-optimization/35204
7689 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
7690 helper, split out from ...
7691 (DFS): ... here. Make the DFS walk non-recursive.
7693 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7694 Jan Sjodin <jan.sjodin@amd.com>
7696 PR tree-optimization/36181
7697 * tree-parloops.c (loop_has_vector_phi_nodes): New.
7698 (parallelize_loops): Don't parallelize when the loop has vector
7701 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7702 Sebastian Pop <sebastian.pop@amd.com>
7704 * tree-loop-linear.c (gather_interchange_stats): Look in the access
7705 matrix, and never look at the tree representation of the memory
7707 (linear_transform_loops): Computes parameters and access matrices.
7708 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
7710 (access_matrix_get_index_for_parameter): New.
7711 * tree-data-ref.h (struct access_matrix): New.
7712 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
7713 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
7714 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
7715 am_vector_index_for_loop): New.
7716 (struct data_reference): Add field access_matrix.
7717 (DR_ACCESS_MATRIX): New.
7718 (compute_data_dependences_for_loop): Update declaration.
7719 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
7720 * lambda.h (lambda_vector_vec_p): Declared.
7721 * lambda-code.c: Depend on pointer-set.h.
7722 (lambda_collect_parameters_from_af, lambda_collect_parameters,
7723 av_for_af_base, av_for_af, build_access_matrix,
7724 lambda_compute_access_matrices): New.
7725 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
7727 2008-05-20 Joseph Myers <joseph@codesourcery.com>
7729 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
7732 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7733 Sebastian Pop <sebastian.pop@amd.com>
7735 PR tree-optimization/36206
7736 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
7738 (instantiate_scev_1): Rename flags to fold_conversions.
7739 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
7740 outeside instantiation_loop.
7741 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
7742 (evolution_function_is_affine_or_constant_p): Removed.
7743 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
7745 (analyze_siv_subscript): Pass in the loop nest number.
7746 Call evolution_function_is_affine_in_loop instead of
7747 evolution_function_is_affine_p.
7748 (analyze_overlapping_iterations): Pass in the loop nest number.
7750 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7751 Sebastian Pop <sebastian.pop@amd.com>
7753 PR tree-optimization/36206
7754 * tree-chrec.h (chrec_fold_op): New.
7755 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
7758 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
7760 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
7762 (remove_duplicates): Do not set inode on non-inode systems.
7765 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
7767 * config.gcc (tm_file): Update comments about relative pathnames.
7769 2008-05-20 Richard Guenther <rguenther@suse.de>
7771 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
7772 * tree-ssa-sccvn.c (process_scc): Likewise.
7773 * tree-ssa-sink.c (execute_sink_code): Likewise.
7774 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
7775 * tree-vrp.c (process_assert_insertions): Likewise.
7776 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7777 (perform_tree_ssa_dce): Likewise.
7778 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7779 (dump_dominator_optimization_stats): Likewise.
7780 * tree-vectorizer.c (vectorize_loops): Likewise.
7782 2008-05-20 Richard Guenther <rguenther@suse.de>
7784 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
7786 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
7788 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
7789 (ix86_i386elf_return_in_memory): Likewise.
7790 (ix86_i386interix_return_in_memory): Likewise.
7791 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
7792 (SUBTARGET_RETURN_IN_MEMORY): New.
7793 * config/i386/i386elf.h: Likewise.
7794 * config/i386/ptx4-i.h: Likewise.
7795 * config/i386/sol2-10.h: Likewise.
7796 * config/i386/sysv4.h: Likewise.
7797 * config/i386/vx-common.h: Likewise.
7798 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
7799 * config/i386/i386.c (ix86_return_in_memory): Made static and
7800 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
7801 (ix86_i386elf_return_in_memory): Removed.
7802 (ix86_i386interix_return_in_memory): Removed.
7803 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
7804 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
7806 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
7808 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
7810 2008-05-19 Xinliang David Li <davidxl@google.com>
7812 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
7814 * common.opt: Ditto.
7815 * doc/invoke.texi: Ditto.
7817 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
7819 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
7820 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
7822 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7824 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
7825 sizes of operand array from 8/4 to 4/2.
7826 (ix86_expand_vector_init_general): Change size of operand array
7827 from 32 to 16. Remove op0, op1 and half_mode.
7829 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7831 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
7832 (ix86_expand_vector_init_interleave): Likewise.
7833 (ix86_expand_vector_init_general): Use them. Assert
7834 word_mode == SImode when n_words == 4.
7836 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
7838 * config/i386/i386.c (ix86_secondary_reload): New static function.
7839 (TARGET_SECONDARY_RELOAD): New define.
7840 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7841 * config/i386/i386.md (reload_outqi): Remove.
7843 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7846 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
7847 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
7848 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
7849 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
7850 (fold_builtin_1): Likewise.
7851 * builtins.def (BUILT_IN_ISINF_SIGN): New.
7852 c-common.c (check_builtin_function_arguments): Handle
7853 BUILT_IN_ISINF_SIGN.
7854 * doc/extend.texi: Document __builtin_isinf_sign.
7855 * fold-const.c (operand_equal_p): Handle COND_EXPR.
7857 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
7859 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
7860 EH cleanup at the end of the pass, search for those that have been
7861 turned into forwarder blocks and do the cleanup on their successor.
7863 2008-05-18 Richard Guenther <rguenther@suse.de>
7865 * tree-cfg.c (verify_gimple_expr): Allow conversions from
7866 pointers to sizetype and vice versa.
7868 2008-05-18 Xinliang David Li <davidxl@google.com>
7870 * gcc/tree-ssa-dce.c: Coding style fix.
7871 (check_pow): Documentation comment.
7872 (check_log): Documenation comment. Coding style fix.
7873 (is_unnecessary_except_errno_call): Ditto.
7874 (gen_conditions_for_pow): Ditto.
7875 (gen_conditions_for_log): Ditto.
7876 (gen_shrink_wrap_conditions): Ditto.
7877 (shrink_wrap_one_built_in_calls): Ditto.
7878 * gcc/doc/invoke.texi: Better documentation string.
7879 * ChangeLog: Fix wrong change log entries from
7880 May 17 checkin on function call DCE.
7882 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
7884 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
7886 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7888 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
7889 * df-problems.c (simulation routines): Fixed block comment to
7890 properly say how to add forwards scanning functions.
7892 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7894 * tree-inline.c (setup_one_parameter): Remove dead code.
7896 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
7898 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
7899 a BIT_AND_EXPR only for an INTEGER_TYPE.
7901 2008-05-17 Xinliang David Li <davidxl@google.com>
7903 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
7904 (check_pow, check_log, is_unnecessary_except_errno_call): New
7905 functions to check for eliminating math functions that are pure
7906 except for setting errno.
7907 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
7908 general condition expressions for shrink-wrapping pow/log calls.
7909 (gen_shrink_wrap_conditions): Ditto.
7910 (shrink_wrap_one_built_in_call): Ditto.
7911 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
7912 (mark_operand_necessary): If debugging, output if OP is necessary.
7913 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
7915 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
7917 * gcc/common.opt: New user flag -ftree-builtin-dce.
7918 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
7920 2008-05-16 David S. Miller <davem@davemloft.net>
7922 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
7923 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7925 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
7928 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
7930 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7932 * ifcvt.c (dead_or_predicable): Rename
7933 df_simulate_one_insn_backwards to df_simulate_one_insn.
7934 * recog.c (peephole2_optimize): Ditto.
7935 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
7937 * df.h: Rename df_simulate_one_insn_backwards to
7938 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
7939 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
7940 scanning of defs and uses.
7941 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
7942 (df_simulate_one_insn_forwards): Removed.
7944 2008-05-16 Doug Kwan <dougkwan@google.com>
7946 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
7948 (real_from_string): Handle NaNs and Inf as approriate.
7950 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7952 * doc/gty.texi (Source Files Containing Type Information): Note
7953 that headers should appear first in the gtfiles list.
7955 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7957 * tree.def (COND_EXEC): Properly documented this code.
7959 2008-05-16 Diego Novillo <dnovillo@google.com>
7961 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
7962 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
7965 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7967 * tree-ssa-dse (max_stmt_uid): Removed.
7968 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
7969 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
7970 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
7971 * function.h (cfun.last_stmt_uid): New field.
7972 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
7973 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
7975 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
7976 (create_stmt_ann): Initialize the ann->uid field.
7977 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
7979 * tree-flow.h (renumber_gimple_stmt_uids): New function.
7981 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
7983 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
7984 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
7985 (init_empty_tree_cfg): Call it.
7987 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7989 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
7992 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7994 * doc/invoke.text (-fdump-tree-*-verbose): New option.
7995 * tree-dump.c (dump_options): New verbose option.
7996 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
7998 * tree-pass.h (TDF_VERBOSE): New dump flag.
7999 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8000 (tree-flow.h): Added include.
8001 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8003 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8005 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8007 From Jie Zhang <jie.zhang@analog.com>
8008 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8009 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8010 mcpu=bf561-none and mcpu=bf561-0.2.
8011 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8012 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8013 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8014 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8015 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8016 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8017 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8019 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8020 (cputype_selected): Remove.
8021 (bfin_handle_option): Don't use cputype_selected.
8022 (override_options): When no mcpu option, enable all workarounds.
8023 Don't use bfin_workarounds.
8024 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8026 (DEFAULT_CPU_TYPE): Don't define.
8028 2008-05-16 Richard Guenther <rguenther@suse.de>
8030 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8031 on deletion of the last stmt.
8033 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8035 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8036 V8HImode for SSE2 and V16QImode for SSE4.1.
8038 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8040 * cgraph.h (compute_inline_parameters): Made public.
8041 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8042 variable_generate_summary, function_write_summary,
8043 variable_write_summary, variable_read_summary. Added generate_summary,
8044 write_summary, read_summary.
8045 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8046 pass_ipa_inline.function_generate_summary, to
8047 compute_inline_parameters.
8048 * ipa-inline.c (compute_inline_parameters): Made public and added
8050 (compute_inline_parameters_for_current): New function.
8051 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8052 (inline_generate_summary): Removed parameter and made to loop over
8054 (pass_ipa_inline): Updated for new IPA_PASS structure.
8055 * passes.c (execute_ipa_summary_passes): Now is called once per
8056 pass rather than once per node*pass.
8058 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8060 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8061 avr_have_mul_p, avr_asm_only_p): Remove variables.
8062 (avr_override_options): Remove initialization of removed variables.
8063 (avr_file_start): Convert removed variables to fields of
8064 'struct base_arch_s *avr_current_arch'.
8065 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8066 (AVR_HAVE_MUL): (Ditto.).
8067 (AVR_HAVE_MOVW): (Ditto.).
8068 (AVR_HAVE_LPMX): (Ditto.).
8069 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8070 avr_asm_only_p): Remove declaration.
8072 2008-05-15 Diego Novillo <dnovillo@google.com>
8074 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8075 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8077 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8080 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8081 Don't call record_truncated_value from here.
8082 (record_truncated_value): Turn it into a for_each_rtx callback.
8083 (record_truncated_values): New function.
8084 (combine_instructions): Call note_uses with record_truncated_values.
8085 Change name of check_conversion to check_promoted_subreg.
8087 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8089 * doc/sourcebuild.texi: Document support for torture tests.
8091 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8094 to alternative 4 of operand 2.
8096 2008-05-15 Richard Guenther <rguenther@suse.de>
8098 * tree-pass.h (current_pass): Declare.
8099 (get_pass_for_id): Likewise.
8100 * passes.c (passes_by_id, passes_by_id_size): New globals.
8101 (set_pass_for_id): New function.
8102 (get_pass_for_id): Likewise.
8103 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8104 (execute_function_todo): Flush per function statistics.
8105 * toplev.c (compile_file): Init statistics.
8106 (general_init): Do early statistics initialization.
8107 (finalize): Finish statistics.
8108 * statistics.h (statistics_early_init): Declare.
8109 (statistics_init): Likewise.
8110 (statistics_fini): Likewise.
8111 (statistics_fini_pass): Likewise.
8112 (statistics_counter_event): Likewise.
8113 (statistics_histogram_event): Likewise.
8114 * statistics.c: New file.
8115 * Makefile.in (OBJS-common): Add statistics.o.
8116 (statistics.o): Add dependencies.
8117 * doc/invoke.texi (-fdump-statistics): Document.
8119 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8121 (execute_pre): Use statistics_counter_event.
8122 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8123 (substitute_and_fold): Increment it. Use statistics_counter_event.
8125 2008-05-15 Diego Novillo <dnovillo@google.com>
8127 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8129 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8130 * tree-ssa-alias.c (new_type_alias): Remove references to
8131 sub-variables from comment.
8132 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8134 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8136 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8137 attribute to 1 only for insertps alternative.
8139 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8141 * config/bfin/bfin.md (loadbytes): New pattern.
8142 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8143 (bfin_init_builtins): Initialize it.
8144 (bdesc_1arg): Add it.
8146 2008-05-15 Sa Liu <saliu@de.ibm.com>
8148 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8149 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8150 * testsuite/lib/target-supports.exp: Add
8151 check_effective_target_fortran_integer_16.
8153 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8155 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8156 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8157 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8158 (TARGET_RETURN_IN_MEMORY): Define.
8160 2008-05-15 Richard Guenther <rguenther@suse.de>
8163 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8164 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8165 represent unmodifiable vars.
8167 2008-05-15 Richard Guenther <rguenther@suse.de>
8169 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8170 INDIRECT_REF and TARGET_MEM_REF.
8171 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8174 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8175 H.J. Lu <hongjiu.lu@intel.com>
8177 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8178 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8179 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8180 insn alternatives. Add missing alternatives.
8181 (*vec_concatv2di_rex64_sse4_1): Likewise.
8182 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8183 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8186 2008-05-15 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/36009
8189 PR tree-optimization/36204
8190 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8191 (determine_invariantness_stmt): Record the loop a store is
8193 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8196 2008-05-15 Richard Guenther <rguenther@suse.de>
8198 PR tree-optimization/34330
8199 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8200 through the pointer will alias the SMT.
8202 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8204 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8206 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8208 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8210 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8211 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8213 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8214 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8215 (vashl_optab): New optab for vector/vector shifts.
8216 (vashr_optab): Ditto.
8217 (vlshr_optab): Ditto.
8218 (vrotl_optab): Ditto.
8219 (vrotr_optab): Ditto.
8220 (optab_subtype): New enum for optab_for_tree_code call.
8221 (optab_for_tree_code): Add enum optab_subtype argument.
8223 * optabs.c (optab_for_tree_code): Take an additional argument to
8224 distinguish between a vector shift by a scalar and vector shift by
8225 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8226 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8227 vector shift by a vector.
8228 (expand_widen_pattern_expr): Pass additional argument to
8229 optab_for_tree_code.
8231 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8232 vrotl_optab, vrotr_optab.
8234 * expr.c (expand_expr_real_1): Update calls to
8235 optab_for_tree_code to distinguish between vector shifted by a
8236 scalar and vector shifted by a vector.
8237 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8238 (supportable_narrowing_operation): Ditto.
8239 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8240 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8241 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8242 (vect_create_epilog_for_reduction): Ditto.
8243 (vectorizable_reduction): Ditto.
8244 (vectorizable_operation): Ditto.
8245 (vect_strided_store_supported): Ditto.
8246 (vect_strided_load_supported): Ditto.
8247 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8248 * expmed.c (expand_shift): Ditto.
8250 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8252 (ashr@var{m}3): Ditto.
8253 (vashl@var{m}3): Document new vector/vector shift standard name.
8254 (vashr@var{m}3): Ditto.
8255 (vlshr@var{m}3): Ditto.
8256 (vrotl@var{m}3): Ditto.
8257 (vrotr@var{m}3): Ditto.
8259 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
8260 (PPERM_INVERT): Ditto.
8261 (PPERM_REVERSE): Ditto.
8262 (PPERM_REV_INV): Ditto.
8263 (PPERM_ZERO): Ditto.
8264 (PPERM_ONES): Ditto.
8265 (PPERM_SIGN): Ditto.
8266 (PPERM_INV_SIGN): Ditto.
8267 (PPERM_SRC1): Ditto.
8268 (PPERM_SRC2): Ditto.
8270 * config/i386/sse.md (mulv2di3): Add SSE5 support.
8271 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
8272 allows a memory operand to be the value being added, and split it
8273 to improve vectorization.
8274 (sse5_pmacsdqh_mem): Ditto.
8275 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
8276 (sse5_mulv2div2di3_high): Ditto.
8277 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
8278 (vec_pack_trunc_v4si): Ditto.
8279 (vec_pack_trunc_v2di): Ditto.
8280 (sse5_pcmov_<mode>): Remove code that tried to use use
8281 andps/andnps instead of pcmov.
8282 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
8283 pmacsdqh instructions.
8284 (vec_widen_smult_lo_v4si): Ditto.
8286 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
8287 (PPERM_INVERT): Ditto.
8288 (PPERM_REVERSE): Ditto.
8289 (PPERM_REV_INV): Ditto.
8290 (PPERM_ZERO): Ditto.
8291 (PPERM_ONES): Ditto.
8292 (PPERM_SIGN): Ditto.
8293 (PPERM_INV_SIGN): Ditto.
8294 (PPERM_SRC1): Ditto.
8295 (PPERM_SRC2): Ditto.
8296 (ix86_expand_sse_movcc): Move the SSE5 test after the if
8298 (ix86_expand_int_vcond): If SSE5 generate all possible integer
8300 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
8301 says ignore whether the last reference is a memory operand.
8303 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8304 Paolo Bonzini <bonzini at gnu dot org>
8306 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
8309 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
8310 (vlshr<mode>3): Rename from vlshr<mode>3.
8311 (vashr<mode>3): Rename from vashr<mode>3.
8312 (mulv4sf3): Change the names of vector shift patterns.
8316 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
8319 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
8344 * config/spu/spu.md (v): New iterator macro to add v for vector types.
8345 (floatunssidf2_internal): Change vector/vector shift names.
8346 (floatunsdidf2_internal): Ditto.
8353 (vashl<mode>3): Rename from ashl<mode>3.
8354 (vashr<mode>3): Rename from ashr<mode>3.
8355 (vlshr<mode>3): Rename from lshr<mode>3.
8356 (vrotl<mode>3): Rename from rotl<mode>3.
8358 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8361 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
8362 multiply gives the wrong value when doing widening multiplies.
8363 (vec_widen_smult_lo_v4si): Ditto.
8365 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8367 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
8368 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
8369 emit_library_call_value.
8370 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
8371 * tree.h (ECF_LIBCALL_BLOCK): Removed.
8372 * calls.c (initialize_argument_information, precompute_arguments,
8373 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
8374 (precompute_arguments): Removed flags parameter.
8375 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
8377 2008-05-14 Richard Guenther <rguenther@suse.de>
8379 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
8380 Make sure to register the store if the use is a PHI_NODE.
8382 2008-05-14 Olivier Hainque <hainque@adacore.com>
8384 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
8385 memory if the component is to be referenced in BLKmode according
8386 to get_inner_reference.
8388 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
8390 * calls.c (emit_library_call_value_1): Restore code clearing
8391 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
8393 2008-05-14 Olivier Hainque <hainque@adacore.com>
8394 Nicolas Roche <roche@adacore.com>
8396 * configure.ac: Add support for a "gcc_subdir" variable in
8397 config-lang.in, to denote a subdirectory where the language/GCC
8398 integration files are to be found.
8399 * configure: Regenerate.
8401 2008-05-14 Ira Rosen <irar@il.ibm.com>
8403 PR tree-optimization/36098
8404 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
8405 value for the first load in the group in case of a gap.
8406 (vect_build_slp_tree): Check that there are no gaps in loads.
8408 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8410 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
8411 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
8412 expand_copysign_bit, ): Change call to emit_no_conflict_block to
8413 emit_insn and remove unneeded code to construct extra args.
8414 (emit_no_conflict_block): Removed.
8415 * optabls.h: (emit_no_conflict_block): Removed.
8416 * cse.c (cse_extended_basic_block): Remove search for
8417 REG_NO_CONFLICT note.
8418 * global.c: Removed incorrect comment added in revision 117.
8419 * expr.c (convert_move): Change call to emit_no_conflict_block to
8421 * recog.c: Change comments so that they do not mention
8423 * local_alloc.c (combine_regs): Removed last parameter.
8424 (no_conflict_p): Removed.
8425 (block_alloc): Removed note, no_conflict_combined_regno and set
8426 local vars. Removed all code to process REG_NO_CONFLICT blocks.
8427 (combine_regs): Removed already_dead and code to look for
8428 REG_NO_CONFLICT notes.
8429 * lower_subreg (remove_retval_note): Removed code to look for
8430 REG_NO_CONFLICT block.
8431 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
8432 (resolve_clobber): Remove code to process libcalls that have
8433 REG_NO_CONFLICT notes.
8434 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
8436 * combine.c (can_combine_p, distribute_notes): Removed
8437 REG_NO_CONFLICT case.
8438 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
8440 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
8441 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
8443 * reg-notes.def (NO_CONFLICT): Removed.
8445 2008-05-14 David S. Miller <davem@davemloft.net>
8447 * config/sparc/sparc.c (sparc_profile_hook): If
8448 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
8449 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
8450 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8452 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
8454 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
8456 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
8459 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
8460 and op1 expansion before vector concat to have less live pseudos.
8462 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
8464 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8465 ix86_expand_vector_set if supported.
8467 2008-05-13 Diego Novillo <dnovillo@google.com>
8468 Kenneth Zadeck <zadeck@naturalbridge.com>
8470 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
8472 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
8473 phinodes_print_statistics, init_ssanames, fini_ssanames,
8474 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
8475 release_ssa_name, release_defs, replace_ssa_name_symbol,
8476 ssanames_print_statistics): Move ...
8477 * tree-flow.h: ... here.
8478 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
8479 Use FN instead of cfun.
8480 (make_ssa_name_fn): Rename from make_ssa_name.
8481 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
8482 * tree-flow-inline.h (make_ssa_name): Move from
8483 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
8484 * omp-low.c (expand_omp_parallel):
8485 * tree-flow-inline.h (redirect_edge_var_map_result):
8486 * tree-ssa.c (init_tree_ssa): Add argument FN.
8487 Use it instead of cfun. Update all users.
8489 2008-05-13 Tom Tromey <tromey@redhat.com>
8491 PR preprocessor/22168:
8492 * doc/cpp.texi (Top): Update menu.
8493 (Alternatives to Wrapper #ifndef): New node.
8494 (Other Directives): Document deprecation.
8495 (Obsolete Features): Remove menu.
8496 (Assertions): Merge node into Obsolete Features.
8497 (Obsolete once-only headers): Move earlier; rename to Alternatives
8499 * doc/cppopts.texi: Update.
8500 * c.opt (Wdeprecated): Enable for C and ObjC.
8501 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
8502 (C++ Dialect Options): Move -Wno-deprecated from here to...
8503 (Warning Options): ... here.
8505 2008-05-13 Richard Guenther <rguenther@suse.de>
8508 * fold-const.c (fold_sign_changed_comparison): Do not allow
8509 changes in pointer-ness.
8511 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8514 * config/sh/sh.c (sh_expand_prologue): Don't clear
8515 RTX_FRAME_RELATED_P for push insns.
8517 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
8519 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
8521 2008-05-12 Anatoly Sokolov <aesok@post.ru>
8523 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
8524 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
8525 Use 'machine->is_leaf' instead of 'leaf_func_p'.
8527 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
8529 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
8530 (*vec_concatv4sf_sse): This.
8531 (*sse2_concatv2si): Renamed to ...
8532 (*vec_concatv2si_sse2): This.
8533 (*sse1_concatv2si): Renamed to ...
8534 (*vec_concatv2si_sse): This.
8535 (*vec_concatv2di_rex): Renamed to ...
8536 (*vec_concatv2di_rex64): This.
8537 (*vec_concatv2si_sse4_1): New.
8538 (*vec_concatv2di_rex64_sse4_1): Likewise.
8540 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
8542 PR rtl-optimization/36111
8543 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
8544 that was created for swappable operands.
8546 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
8549 * Makefile.in: Substitute GNATMAKE and GNATBIND.
8550 * configure.ac: Add call to ACX_PROG_GNAT.
8552 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
8554 * optc-gen.awk: Fix comment typo.
8556 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8558 * pretty-print.c (pp_integer_with_precision): Use
8559 HOST_LONG_LONG_FORMAT.
8561 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8563 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
8565 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
8567 * config/i386/i386.c (bdesc_ptest): Removed.
8568 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
8569 (bdesc_args): Add __builtin_ia32_ptestz128,
8570 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
8571 (ix86_init_mmx_sse_builtins): Updated.
8572 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
8573 (ix86_expand_builtin): Updated.
8575 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
8577 * tree-cfg.c (valid_fixed_convert_types_p): New function.
8578 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
8580 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8582 * value-prof.c (interesting_stringop_to_profile): Do not
8583 return early for BUILT_IN_MEMPCPY.
8585 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
8587 * calls.c (expand_call): Don't use callgraph to increase
8588 preferred_stack_boundary.
8590 * cgraph.h (cgraph_rtl_info): Use unsigned on
8591 preferred_incoming_stack_boundary.
8593 * final.c (rest_of_clean_state): Use unsigned on
8594 preferred_stack_boundary.
8596 2008-05-09 Tom Tromey <tromey@redhat.com>
8598 PR preprocessor/22231:
8599 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
8602 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
8604 PR tree-optimization/36129
8605 * tree-ssa-ccp.c: Include value-prof.h.
8606 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
8607 built-in function was folded to a constant.
8608 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
8610 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
8611 Sebastian Pop <sebastian.pop@amd.com>
8613 * tree-scalar-evolution.c: Document instantiate_scev.
8614 (instantiate_parameters_1): Renamed instantiate_scev_1.
8615 Don't use the same loop for instantiation_loop and evolution_loop.
8616 (instantiate_scev): New.
8617 (instantiate_parameters): Moved...
8618 (resolve_mixers): Update call to instantiate_scev_1 to pass the
8619 same loop twice. Maintains the semantics for this function.
8620 * tree-scalar-evolution.h (instantiate_scev): Declare.
8621 (instantiate_parameters): ...here. Now static inline.
8622 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
8623 instead of resolve_mixers.
8625 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8627 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
8629 2008-05-09 Tomas Bily <tbily@suse.cz>
8631 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
8632 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
8633 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8634 * c-common.c (c_common_truthvalue_conversion): Likewise.
8635 * tree-object-size.c (compute_object_offset): Likewise.
8636 * tree-inline.c (estimate_num_insns_1): Likewise.
8637 * varasm.c (const_hash_1, compare_constant, copy_constant)
8638 (compute_reloc_for_constant, output_addressed_constants)
8639 (initializer_constant_valid_p): Likewise.
8640 * c-omp.c (check_omp_for_incr_expr): Likewise.
8641 * gimplify.c (gimplify_expr): Likewise.
8642 * c-typeck.c (c_finish_return): Likewise.
8643 * tree-vectorizer.c (supportable_widening_operation)
8644 (supportable_narrowing_operation): Likewise.
8645 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
8646 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
8647 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8648 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
8649 (descr_info_loc): Likewise.
8650 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8651 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
8652 (fold_unary): Likewise.
8653 * builtins.c (get_pointer_alignment): Likewise.
8654 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
8655 (instantiate_parameters_1): Likewise.
8656 * tree.c (expr_align, stabilize_reference): Likewise.
8657 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
8658 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8659 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
8660 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8661 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
8662 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
8664 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
8665 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
8666 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8667 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
8668 (forward_propagate_comparison)
8669 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8670 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
8671 * emit-rtl.c (component_ref_for_mem_expr)
8672 (set_mem_attributes_minus_bitpos): Likewise.
8673 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8674 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
8676 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
8677 (build_function_call, pointer_diff, build_compound_expr)
8678 (c_finish_return): Likewise.
8679 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
8680 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
8682 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
8683 * expr.c (is_aligning_offset): Likewise.
8684 * tree-ssa-alias.c (is_escape_site): Likewise.
8685 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
8686 (check_all_va_list_escapes): Likewise.
8687 * tree-ssa-loop-ivopts.c (determine_base_object)
8688 (determine_common_wider_type): Likewise.
8689 * dojump.c (do_jump): Likewise.
8690 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
8691 * tree-gimple.c (is_gimple_cast): Likewise.
8692 * fold-const.c (decode_field_reference, )
8693 (fold_sign_changed_comparison, fold_unary, fold_comparison)
8694 (fold_binary): Likewise.
8695 * tree-ssa-alias-warnings.c (find_alias_site_helper)
8696 (already_warned_in_frontend_p): Likewise.
8697 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
8698 * tree.c (really_constant_p, get_unwidened): Likewise.
8699 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8700 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8701 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
8703 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
8705 (CONVERT_EXPR_P): Define.
8706 (CASE_CONVERT): Define.
8708 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8711 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
8712 (delete_unmarked_insns): When deleting a call, call
8713 delete_unreachable_blocks.
8714 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8715 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
8717 2008-05-08 Richard Guenther <rguenther@suse.de>
8719 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
8720 (-ftree-salias): Likewise.
8721 (salias-max-implicit-fields): Remove param documentation.
8722 (salias-max-array-elements): Likewise.
8723 * tree-pass.h (pass_create_structure_vars): Remove.
8724 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8725 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8726 * tree-ssa-alias.c (create_structure_vars): Remove.
8727 (gate_structure_vars): Likewise.
8728 (pass_create_structure_vars): Likewise.
8729 (gate_build_alias): Likewise.
8730 (pass_build_alias): Adjust to run always and dump the function.
8731 * common.opt (ftree-salias): Hide.
8732 * passes.c (init_optimization_passes): Remove
8733 pass_create_structure_vars, adjust comment.
8734 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8735 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8736 * opts.c (decode_options): Do not set flag_tree_salias.
8737 (common_handle_option): Add OPT_ftree_salias to the backward
8738 compatibility section.
8740 2008-05-08 Richard Guenther <rguenther@suse.de>
8742 * tree-flow-inline.h (var_can_have_subvars): Move ...
8743 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
8744 * tree-flow.h (var_can_have_subvars): Remove.
8745 (push_fields_onto_fieldstack): Remove.
8746 (sort_fieldstack): Likewise.
8747 (struct fieldoff): Move ...
8748 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
8749 alias_set and base_for_components fields.
8750 (sort_fieldstack): Make static.
8751 (push_fields_onto_fieldstack): Likewise. Remove code that
8752 handles anything but RECORD_TYPEs. Remove alias_set and
8753 base_for_components handling.
8754 (create_variable_info_for): Adjust.
8756 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
8758 * common.opt (Wframe-larger-than=): Shorten the help message
8760 * doc/invoke.texi (Wframe-larger-than=): Add more description.
8762 2008-05-08 Rafael Espindola <espindola@google.com>
8764 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
8766 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
8767 trap and that both operands are gimple values.
8768 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
8769 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
8772 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8774 * read-rtl.c (join_c_conditions): Return the first string if the
8775 two strings are equal.
8777 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8779 * gensupport.h (pred_data): Add a "num_codes" field.
8780 (add_predicate_code): Declare.
8781 * gensupport.c (add_predicate_code): New function.
8782 (std_pred_table): Add an "allows_const_p" field.
8783 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
8784 Remove the (incomplete) list of such codes from the codes field.
8785 (init_predicate_table): Use add_predicate_code. Add all
8786 RTX_CONST_OBJs if allows_const_p is true.
8787 * genrecog.c (process_define_predicate): Use add_predicate_code.
8789 2008-05-08 David Daney <ddaney@avtrex.com>
8790 Richard Sandiford <rsandifo@nildram.co.uk>
8792 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
8793 special case of constant zero operands.
8794 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
8795 old and new values. Special case constant zero values.
8796 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
8798 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
8799 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
8801 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
8804 * simplify-rtx.c (simplify_plus_minus): Create CONST of
8805 similar RTX_CONST_OBJ before CONST_INT.
8807 2008-05-08 Steve Ellcey <sje@cup.hp.com>
8809 * stmt.c (expand_stack_restore): Change sa mode if needed.
8811 2008-05-08 Richard Guenther <rguenther@suse.de>
8813 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
8814 return type to bool.
8815 (ix86_sol10_return_in_memory): Likewise.
8816 (ix86_i386elf_return_in_memory): Likewise.
8817 (ix86_i386interix_return_in_memory): Likewise.
8818 * config/i386/i386.c (ix86_return_in_memory): Likewise.
8819 (ix86_sol10_return_in_memory): Likewise.
8820 (ix86_i386elf_return_in_memory): Likewise.
8821 (ix86_i386interix_return_in_memory): Likewise.
8823 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8826 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
8828 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
8829 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
8832 2008-05-08 Richard Guenther <rguenther@suse.de>
8834 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
8835 * tree-data-ref.h (struct dr_alias): Remove subvars field.
8836 (DR_SUBVARS): Remove.
8837 * tree-dfa.c (dump_subvars_for): Remove.
8838 (debug_subvars_for): Likewise.
8839 (dump_variable): Do not dump subvars.
8840 (remove_referenced_var): Do not remove subvars.
8841 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
8842 (lookup_subvars_for_var): Remove.
8843 (get_subvars_for_var): Likewise.
8844 (get_subvars_at): Likewise.
8845 (get_first_overlapping_subvar): Likewise.
8846 (overlap_subvar): Likewise.
8847 * tree-flow.h (subvar_t): Remove.
8848 (struct var_ann_d): Remove subvars field.
8849 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
8850 argument. Remove special handling of SFTs.
8851 (compute_tag_properties): Likewise.
8852 (set_initial_properties): Likewise.
8853 (compute_call_clobbered): Likewise.
8854 (count_mem_refs): Likewise.
8855 (compute_memory_partitions): Likewise.
8856 (compute_flow_insensitive_aliasing): Likewise.
8857 (setup_pointers_and_addressables): Likewise.
8858 (new_type_alias): Likewise.
8859 (struct used_part): Remove.
8860 (used_portions): Likewise.
8861 (struct used_part_map): Likewise.
8862 (used_part_map_eq): Likewise.
8863 (used_part_map_hash): Likewise.
8864 (free_used_part_map): Likewise.
8865 (up_lookup): Likewise.
8866 (up_insert): Likewise.
8867 (get_or_create_used_part_for): Likewise.
8868 (create_sft): Likewise.
8869 (create_overlap_variables_for): Likewise.
8870 (find_used_portions): Likewise.
8871 (create_structure_vars): Likewise.
8872 * tree.def (STRUCT_FIELD_TAG): Remove.
8873 * tree.h (MTAG_P): Adjust.
8874 (struct tree_memory_tag): Remove base_for_components and
8875 unpartitionable flags.
8876 (struct tree_struct_field_tag): Remove.
8877 (SFT_PARENT_VAR): Likewise.
8878 (SFT_OFFSET): Likewise.
8879 (SFT_SIZE): Likewise.
8880 (SFT_NONADDRESSABLE_P): Likewise.
8881 (SFT_ALIAS_SET): Likewise.
8882 (SFT_UNPARTITIONABLE_P): Likewise.
8883 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
8884 (union tree_node): Remove sft field.
8885 * alias.c (get_alias_set): Remove special handling of SFTs.
8886 * print-tree.c (print_node): Remove handling of SFTs.
8887 * tree-dump.c (dequeue_and_dump): Likewise.
8888 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
8889 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
8890 * tree-predcom.c (set_alias_info): Do not set subvars.
8891 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
8892 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
8893 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
8894 (add_vars_for_offset): Remove.
8895 (add_virtual_operand): Remove special handling of SFTs.
8896 (add_call_clobber_ops): Likewise.
8897 (add_call_read_ops): Likewise.
8898 (get_asm_expr_operands): Likewise.
8899 (get_modify_stmt_operands): Likewise.
8900 (get_expr_operands): Likewise.
8901 (add_to_addressable_set): Likewise.
8902 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
8903 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8904 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
8905 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
8906 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
8907 (tree_node_structure): Likewise.
8908 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
8910 (find_what_p_points_to): Likewise.
8912 2008-05-08 Sa Liu <saliu@de.ibm.com>
8914 * config/spu/spu.md: Fixed subti3 pattern.
8916 2008-05-08 Richard Guenther <rguenther@suse.de>
8919 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
8920 sure to create a representative for trailing arrays for PTA.
8922 2008-05-08 Richard Guenther <rguenther@suse.de>
8925 * fold-const.c (operand_equal_p): Two objects which types
8926 differ in pointerness are not equal.
8928 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
8930 * calls.c (compute_argument_block_size): Add argument tree fndecl.
8931 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
8932 (emit_library_call_value_1): Add new variable fndecl initialized by
8933 NULL_TREE. It should be the decl type of orgfun, but this information
8934 seems not to be available here, so it uses the default calling abi.
8935 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
8936 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
8937 by TARGET_RETURN_IN_MEMORY.
8938 * config/i386/i386-interix.h: Likewise.
8939 * config/i386/i386.h: Likewise.
8940 * config/i386/i386elf.h: Likewise.
8941 * config/i386/ptx4-i.h: Likewise.
8942 * config/i386/sol2-10.h: Likewise.
8943 * config/i386/sysv4.h: Likewise.
8944 * config/i386/vx-common.h: Likewise.
8945 * config/cris/cris.h: Removed #if 0 clause.
8946 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
8947 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
8949 (ix86_sol10_return_in_memory): Likewise.
8950 (ix86_i386elf_return_in_memory): New.
8951 (ix86_i386interix_return_in_memory): New.
8952 * config/mt/mt-protos.h (mt_return_in_memory): New.
8953 * config/mt/mt.c: Likewise.
8954 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8955 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
8956 * config/bfin/bfin.h: Likewise.
8957 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
8959 * config/bfin/bfin.c: Likewise.
8960 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
8961 * config/alpha/unicosmk.h: Likewise.
8962 * config/i386/cygming.h: Likewise.
8963 * config/iq2000/iq2000.h: Likewise.
8964 * config/mips/mips.h: Likewise.
8965 * config/mn10300/mn10300.h: Likewise.
8966 * config/rs6000/rs6000.h: Likewise.
8967 * config/score/score.h: Likewise.
8968 * config/spu/spu.h: Likewise.
8969 * config/v850/v850.h: Likewise.
8970 * defaults.h: Likewise.
8971 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
8972 * expr.c (emit_block_move): Adjust use of
8973 OUTGOING_REG_PARM_STACK_SPACE.
8974 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
8975 OUTGOING_REG_PARM_STACK_SPACE.
8976 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
8978 2008-05-08 Jakub Jelinek <jakub@redhat.com>
8980 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
8981 on OMP_RETURN for OMP_FOR.
8984 * dwarf2out.c (dw_expand_expr, common_check): Removed.
8985 (fortran_common): New function.
8986 (gen_variable_die): Call fortran_common instead of common_check,
8987 adjust for it returning tree instead of rtx. Formatting.
8989 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8993 * see.c (see_copy_insn): Copy new pure const attributes for new call.
8994 * c-decl.c (merge_decls): Ditto.
8995 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
8996 to RTL_CONST_OR_PURE_CALL_P.
8997 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
8998 Initialized DECL_LOOPING_CONST_PURE.
8999 (process_call_operands): Set tree_side_effects properly.
9000 * tree.h (TREE_READONLY_DECL_P): Removed.
9001 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9002 (DECL_LOOPING_OR_CONST_P): New macro.
9003 (struct tree_function_decl): Added looping_const_or_pure_p.
9005 (ECF_LOOPING_OR_CONST_P): New macro.
9006 * rtlanal.c (pure_const_p): Removed.
9007 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9008 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9009 to RTL_CONST_CALL_P.
9010 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9011 (check_decl, check_tree, check_call, scan_function): Initialize
9013 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9014 (static_execute): Set looping true for recursive functions.
9015 Undo setting state to IPA_NEITHER for recursive functions.
9017 * ifcvt.c (noce_can_store_speculate_p): Changed
9018 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9019 RTL_CONST_OR_PURE_CALL_P.
9020 * dse.c (scan_insn): Ditto.
9021 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9022 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9023 RTL_CONST_OR_PURE_CALL_P.
9024 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9025 pure_call_p to RTL_CONST_CALL_P.
9026 * gimplify.c (gimplify_call_expr): Clear side effects for
9027 non-looping pure and constant calls.
9028 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9029 (flags_from_decl_or_type): Set ecf flags from decl flags.
9030 (initialize_argument_information): Turn off
9031 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9032 Change const to pure if callee_copies is true rather than just
9034 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9035 way of marking pure calls.
9036 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9037 Remove hack that was supposed to fix pr7335 and remove old
9038 way of marking pure calls.
9039 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9040 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9041 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9042 RTL_CONST_OR_PURE_CALL_P.
9043 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9044 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9045 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9046 * sched-deps.c (schedule_analyze): Ditto.
9047 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9048 return_val field of calls to represent pure and const function info.
9049 (CONST_OR_PURE_CALL_P): Deleted macro.
9050 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9051 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9052 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9054 * tree-optimize.c (execute_fixup_cfg): Added test for
9055 ECF_LOOPING_CONST_OR_PURE.
9056 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9058 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9059 effects for looping pure or const calls.
9060 (verify_gimple_expr): Added verification code.
9061 * config/alpha/alpha.c (alpha_legitimize_address,
9062 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9064 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9065 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9066 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9067 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9068 RTL_CONST_OR_PURE_CALL_P.
9069 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9070 and const calls to be deleted.
9072 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9075 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9076 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9077 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9078 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9079 to handle nonimmediate operands.
9080 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9081 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9082 to handle nonimmediate operands.
9083 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9084 (mmx_pmulhrwv4hi3): New expander. Use
9085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9086 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9087 (sse2_umulv1siv1di3): New expander. Use
9088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9089 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9090 (mmx_eq<mode>3): New expander. Use
9091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9092 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9093 (mmx_uavgv8qi3): New expander. Use
9094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9095 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9096 (mmx_uavgv4hi3): New expander. Use
9097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9099 * config/i386/sse.md
9100 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9101 to handle nonimmediate operands.
9102 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9103 to handle nonimmediate operands.
9104 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9105 to handle nonimmediate operands.
9106 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9107 to handle nonimmediate operands.
9108 (sse2_unpckhpd_exp): New expander. Use
9109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9110 (sse2_unpcklpd_exp): New expander. Use
9111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9112 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9113 to handle nonimmediate operands.
9114 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9115 to handle nonimmediate operands.
9116 (*sse2_<plusminus_insn><mode>3): Rename from
9117 sse2_<plusminus_insn><mode>3 insn pattern.
9118 (sse2_<plusminus_insn><mode>3): New expander. Use
9119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9120 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9121 (sse2_umulv2siv2di3): New expander. Use
9122 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9123 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9124 (sse4_1_mulv2siv2di3): New expander. Use
9125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9126 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9127 (sse2_pmaddwd): New expander. Use
9128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9129 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9130 (sse2_eq<mode>3): New expander. Use
9131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9132 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9133 (sse4_1_eqv2di3): New expander. Use
9134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9135 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9136 (sse2_uavgv16qi3): New expander. Use
9137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9138 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9139 (sse2_uavgv16qi3): New expander. Use
9140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9141 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9142 (sse2_uavgv8hi3): New expander. Use
9143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9144 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9145 (ssse3_pmulhrswv8hi3): New expander. Use
9146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9147 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9148 (ssse3_pmulhrswv4hi3): New expander. Use
9149 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9151 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9152 (<sse>_vmmul<mode>3): Ditto.
9153 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9155 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9156 (ssse3_pmaddubsw): Ditto.
9158 * config/i386/i386.c (struct_builtin_description)
9159 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9160 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9161 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9162 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9163 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9164 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9165 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9166 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9167 (ix86_fixup_binary_operands): Assert that src1
9168 and src2 must have the same mode when swapped.
9169 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9170 and ix86_binary_operator_ok. Do not force operands in registers
9173 2008-05-07 Jan Hubicka <jh@suse.cz>
9175 * cgraph.c (dump_cgraph_node): Update.
9176 * cgraph.h (cgraph_local_info): Break out inline summary.
9177 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9179 * ipa-inline (inline_summary): New accestor function.
9180 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9181 cgraph_decide_inlining, compute_inline_parameters): Update.
9182 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9184 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9186 Cleanup ColdFire scheduling support and add V4 pipeline model.
9188 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9189 (define_attr cpu): Add cfv4 value.
9190 (define_attr type, define_attr type1): Merge into a single 'type'
9191 attribute. Update all uses.
9192 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9193 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9195 (define_attr opx_mem, define_attr opy_mem): Remove.
9196 (define_attr op_mem): Clean up, update comment.
9197 (define_attr size): Use specific values instead of general int.
9198 (define_attr guess, define_attr split): Remove. Update all uses.
9199 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9200 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9201 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9202 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9203 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9204 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9205 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9206 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9207 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9208 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9209 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9210 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9211 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9212 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9213 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9214 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9215 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9216 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9217 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9218 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9219 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9220 Update or set attributes.
9221 (stack_tie): New fake instruction.
9223 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9224 (m68k_sched_attr_size): Update declaration.
9225 (m68k_sched_attr_type2): Remove.
9226 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9227 Declare new bypass predicates.
9229 * config/m68k/m68k.c (m68k_sched_issue_rate,
9230 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9232 (TARGET_SCHED_ISSUE_RATE,
9233 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9234 (override_options): Handle scheduling for ColdFire V4 core.
9235 (m68k_expand_prologue): Emit stack_tie.
9236 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9237 'OP_TYPE_FPN'. Update all uses.
9238 (sched_guess_p): Remove.
9239 (sched_address_type): Handle symbolic addresses.
9240 (sched_get_operand): New static function.
9241 (sched_operand_type): Merge into sched_attr_op_type.
9242 (sched_attr_op_type): Handle FP registers, handle quick constants,
9244 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9245 (m68k_sched_attr_size): Update. Move logic to ...
9246 (sched_get_attr_size_int): New static function.
9247 (sched_get_opxy_mem_type): New static function.
9248 (m68k_sched_attr_op_mem): Update.
9249 (m68k_sched_attr_type2): Remove.
9250 (sched_cfv4_bypass_data): New static variable.
9251 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9252 (m68k_sched_issue_rate): Implement scheduler hook.
9253 (struct _sched_ib: enabled_p): New field.
9254 (m68k_sched_variable_issue): Update. Handle V4.
9255 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
9256 sched_dump_class_func_t, sched_dump_split_class,
9257 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
9258 sched_dump_dfa_class, m68k_sched_dump): Remove.
9259 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
9261 (m68k_sched_init_global): Remove statisctics dumping, introduce
9262 sanity check that all instructions have pipeline reservations. Handle
9264 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9265 Handle ColdFire V4 core.
9266 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
9267 New static functions.
9268 (m68k_sched_address_bypass_p): New bypass predicate.
9269 (sched_get_indexed_address_scale): New static function.
9270 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
9272 * cf.md: Update comments.
9273 (define_attr type2): Remove. Use 'type' attribute instead.
9275 (cf_ib): Rename to cfv123_ib. Update all uses.
9276 (cf_oep): Rename to cfv123_oep. Update all uses.
9277 (cf_chr): Rename to cfv123_chr. Update all uses.
9278 (cf_mem): Rename to cfv123_mem. Update all uses.
9279 (cf_mac): Move to more appropriate place.
9280 (cfv123_guess): New automaton and cpu_unit.
9281 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
9282 Update uses of 'size' attribute. Handle before reload scheduling.
9283 (cfv123_guess): New dummy reservation for unhandled instructions.
9284 (cfv4_*): Pipeline description of ColdFire V4 core.
9285 (ignore): New reservation to handle 'ignore' type.
9287 2008-05-07 Ian Lance Taylor <iant@google.com>
9290 * gimplify.c (find_single_pointer_decl_1): Don't look through
9292 (find_single_pointer_decl): Adjust comments.
9294 2008-05-07 Jakub Jelinek <jakub@redhat.com>
9297 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
9298 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
9301 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
9302 integral type rather than floating point, then VIEW_CONVERT_EXPR
9303 to the floating point type.
9305 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9307 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
9308 TFmode op0 to register.
9310 2008-05-07 Alan Modra <amodra@bigpond.net.au>
9312 * c-decl.c (grokdeclarator): Comment typo.
9314 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
9316 * tree-flow.h: Remove prototype for computed_goto_p.
9317 * tree-cfg.c (computed_goto_p): Make static.
9319 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9322 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
9323 (contains_aligned_value_p): This. Handle _Decimal128.
9324 (ix86_function_arg_boundary): Only align _Decimal128 to its
9325 natural boundary and handle it properly.
9327 2008-05-06 Martin Jambor <mjambor@suse.cz>
9329 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
9330 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
9331 (ipcp_method_set_orig_node): Removed.
9332 (ipcp_cval_get_cvalue_type): Removed.
9333 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
9334 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
9335 (ipcp_cval_set_cvalue_type): Removed.
9336 (ipcp_cval_get_cvalue): Removed.
9337 (ipcp_cval_set_cvalue): Removed.
9338 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
9339 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
9340 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
9341 (ipcp_cval_meet): Renamed to ipa_lattice_meet
9342 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
9343 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
9344 (ipcp_get_ith_lattice): Changed parameters.
9345 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
9346 (ipcp_lattice_from_jfunc): Changed parameters.
9347 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
9348 (ipcp_method_cval_print): Added temporary variable info.
9349 (ipcp_redirect): Removed already unused local variable caller.
9350 (ipcp_redirect): New temporary variable orig_callee_info
9351 (ipcp_redirect): Removed newly unused local variable callee.
9352 (ipcp_redirect): Removed (a bit confusing) local variable type.
9353 (ipcp_insert_stage): Added local variable info.
9354 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
9356 (ipcp_formal_create): Removed.
9357 (ipcp_method_cval_set): Removed.
9358 (ipcp_propagate_stage): Renamed lattice variables.
9359 (ipcp_method_cval_set_cvalue_type): Removed.
9360 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
9361 (ipcp_print_all_lattices): Changed printed strings to refer to
9362 lattices rather than cvals.
9363 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
9364 (ipcp_propagate_const): Changed formal parameters.
9365 (build_const_val): Changed formal parameters.
9366 (ipcp_insert_stage): Removed useless variable cvalue
9367 (build_const_val): Changed formal parameters.
9368 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
9369 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
9370 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
9371 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
9372 (ipcp_print_func_profile_counts): Changed string from "method" to
9374 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
9375 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
9376 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
9377 (ipcp_structures_print): Renamed to ipcp_print_all_structures
9378 (ipcp_profile_print): Renamed to ipcp_print_profile_data
9379 (ipcp_lat_is_const): Changed parameters and made inline.
9380 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
9381 (ipcp_redirect): Renamed to ipcp_need_redirect_p
9382 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
9383 the predicate condition directly
9384 (ipcp_propagate_stage): Added local variable args. Removed local
9385 variable callee. (Both are mere code simplifications.)
9386 (ipcp_method_dont_insert_const): Renamed to
9387 ipcp_node_not_modifiable_p.
9388 (ipcp_node_not_modifiable_p): Made inline.
9389 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
9390 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
9391 (ipcp_print_all_lattices): Removed variable cvalue
9392 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
9395 2008-05-06 Olivier Hainque <hainque@adacore.com>
9397 * tree-sra.c (try_instantiate_multiple_fields): Early return
9398 if field has POINTER_TYPE.
9400 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
9402 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
9403 by using 'q' specifier for instruction.
9404 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
9406 2008-05-06 Anatoly Sokolov <aesok@post.ru>
9408 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9409 Change mode of zero_extract from QImode to HImode.
9410 (sign bit tests peepholes): (Ditto.).
9412 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
9414 * config/i386/mmx.md: Remove double backslashes from asm templates.
9415 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
9416 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9417 to handle nonimmediate operands.
9418 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
9419 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9420 to handle nonimmediate operands.
9421 (*mmx_<code>v2sf3_finite): New insn pattern.
9422 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
9423 (mmx_<code>v2sf3): New expander. Use
9424 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9425 (mmx_<plusminus_insn><mode>3): New expander. Use
9426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9427 (*mmx_<plusminus_insn><mode>3): New insn pattern.
9428 (mmx_add<mode>3): Removed.
9429 (mmx_ssadd<mode>3): Ditto.
9430 (mmx_usadd<mode>3): Ditto.
9431 (mmx_sub<mode>3): Ditto.
9432 (mmx_sssub<mode>3): Ditto.
9433 (mmx_ussub<mode>3): Ditto.
9434 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
9435 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
9436 to handle nonimmediate operands.
9437 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
9439 (mmx_smulv4hi3_highpart): New expander. Use
9440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9441 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
9443 (mmx_umulv4hi3_highpart): New expander. Use
9444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9445 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
9446 (mmx_<code>v4hi3): New expander. Use
9447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9448 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
9449 (mmx_<code>v8qi3): New expander. Use
9450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9451 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
9452 (mmx_<code><mode>3): New expander. Use
9453 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9455 2008-05-05 Jan Hubicka <jh@suse.cz>
9457 PR tree-optimization/36118
9458 * passes.c (pass_init_dump_file): Fix dump header.
9460 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
9464 VCE for function decls.
9466 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9468 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
9470 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9472 * config/i386/i386.md (sat_plusminus): New.
9473 (plusminus_insn): Likewise.
9474 (plusminus_mnemonic): Likewise.
9476 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
9477 (*<addsub><mode>3_cc_overflow): Renamed to ...
9478 (*<plusminus_insn><mode>3_cc_overflow): This.
9479 (*<addsub>si3_zext_cc_overflow): Renamed to ...
9480 (*<plusminus_insn>si3_zext_cc_overflow): This.
9482 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
9483 (<plusminus_insn><mode>3): This.
9484 (*<addsub><mode>3): Renamed to ...
9485 (*<plusminus_insn><mode>3): This.
9486 (<sse>_vm<addsub><mode>3): Renamed to ...
9487 (<sse>_vm<plusminus_insn><mode>3): This.
9488 (sse3_h<addsub>v4sf3): Renamed to ...
9489 (sse3_h<plusminus_insn>v4sf3): This.
9490 (sse3_h<addsub>v2df3): Renamed to ...
9491 (sse3_h<plusminus_insn>v2df3): This.
9492 (<plusminus_insn><mode>3): New.
9493 (*<plusminus_insn><mode>3): Likewise.
9494 (sse2_<plusminus_insn><mode>3): Likewise.
9495 (add<mode>): Removed.
9496 (*add<mode>3): Likewise.
9497 (sse2_ssadd<mode>3): Likewise.
9498 (sse2_usadd<mode>3): Likewise.
9499 (sub<mode>3): Likewise.
9500 (*sub<mode>3): Likewise.
9501 (sse2_sssub<mode>3): Likewise.
9502 (sse2_ussub<mode>3): Likewise.
9504 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
9506 * gthr-single.h: Add in required interface elements as per gthr.h.
9507 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
9508 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
9509 Generalize UNUSED macro.
9510 (__gthread_once): Add.
9511 (__gthread_key_create): Add.
9512 (__gthread_key_delete): Add.
9513 (__gthread_getspecific): Add.
9514 (__gthread_setspecific): Add.
9516 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
9518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
9519 the same size types for the indirect reference on the rhs, then
9522 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
9524 * config/i386/i386.md
9525 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
9526 one insn template instead of template series.
9527 (*xordi_1_rex64): Ditto.
9528 (*xordi_2_rex64): Ditto.
9530 2008-05-05 Ira Rosen <irar@il.ibm.com>
9532 PR tree-optimization/36119
9533 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
9536 2008-06-04 Jan Hubicka <jh@suse.cz>
9538 tree-optimization/36100
9539 * tree-pass.h (pass_O0_always_inline): Declare.
9540 * ipa-inline.c (inline_transform): Remove dead code.
9541 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9542 pass_O0_always_inline): New.
9543 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
9545 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
9547 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
9548 mnemonic in this_param move for TARGET_64BIT.
9550 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9553 (*strmovsi_rex_1): Ditto.
9554 (*strsetsi_1): Ditto.
9555 (*strsetsi_rex_1): Ditto.
9557 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9558 adddicc expanders using SWI mode iterator.
9560 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
9563 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
9566 2008-05-04 David S. Miller <davem@davemloft.net>
9568 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
9569 (sparc*-*-linux*): Use linux.h in tm_file.
9570 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
9571 compiler defaulting to 32-bit.
9572 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
9574 * config/sparc/linux.h: Remove definitions now obtained
9575 properly from linux.h
9576 * config/sparc/linux64.h: Likewise.
9577 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
9578 don't want this setting for 32-bit builds in a biarch compiler.
9579 * doc/install.texi: Add sparc-linux to list of targets
9580 supporting --enable-targets=all.
9582 2008-05-03 Andrew Pinski <pinskia@gmail.com>
9584 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
9586 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
9588 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
9589 after V4SI_FTYPE_V8HI.
9590 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
9591 case V4SI_FTYPE_V2DF.
9593 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
9595 * doc/invoke.texi (max-flow-memory-locations): Removed.
9596 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
9598 2008-05-03 Richard Guenther <rguenther@suse.de>
9601 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
9603 2008-05-02 David S. Miller <davem@davemloft.net>
9605 * config.gcc (need_64bit_hwint): Document libcpp dependency.
9607 2008-05-02 Simon Baldwin <simonb@google.com>
9610 * c-common.h (warn_array_subscript_range): Removed.
9611 * c-common.c (warn_array_subscript_range): Ditto.
9612 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
9613 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
9615 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9617 * config/i386/i386.c (ix86_special_builtin_type): New.
9618 (bdesc_special_args): Likewise.
9619 (ix86_expand_special_args_builtin): Likewise.
9620 (ix86_init_mmx_sse_builtins): Updated.
9621 (ix86_expand_builtin): Updated.
9622 (ix86_expand_store_builtin): Removed.
9623 (ix86_expand_unop_builtin): Likewise.
9625 * config/i386/mm3dnow.h (__v2sf): Moved to ...
9626 * config/i386/mmintrin.h (__v2sf): Here.
9628 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
9630 (_mm_loadl_pi): Likewise.
9631 (_mm_storeh_pi): Replace __v2si with __v2sf.
9632 (_mm_storel_pi): Likewise.
9634 * doc/extend.texi: Correct __builtin_ia32_loadhps,
9635 __builtin_ia32_loadlps, __builtin_ia32_storehps,
9636 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
9637 __builtin_ia32_loadlpd.
9639 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9641 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
9642 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
9643 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
9644 (ix86_init_mmx_sse_builtins): Updated.
9645 (ix86_expand_args_builtin): Likewise.
9646 (ix86_expand_builtin): Likewise.
9647 (ix86_expand_unop1_builtin): Renamed to ...
9648 (ix86_expand_unop_vec_merge_builtin): This.
9650 2008-05-01 Jan Hubicka <jh@suse.cz>
9653 * ipa-inline.c (inline_generate_summary): Make static.
9654 (inline_transform): Do not call inlining at -O0; make static.
9655 * passes.c (execute_todo): Add sanity check.
9656 (execute_one_ipa_transform_pass): Execute proper flags.
9658 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
9660 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
9661 (DECL_NONADDRESSABLE_P): Likewise.
9662 * alias.c (record_component_aliases): Fix comment.
9664 2008-05-01 Simon Baldwin <simonb@google.com>
9666 * c-common.h (warn_array_subscript_range): New function.
9667 * c-common.c (warn_array_subscript_range): Ditto.
9668 * tree-vrp.c (check_array_ref): Corrected code to agree with
9669 comment, ignoring only arrays of size 0 or size 1.
9670 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
9672 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9674 * config/i386/i386.c (ix86_builtin_type): Replace
9675 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
9676 (bdesc_args): Updated.
9677 (ix86_init_mmx_sse_builtins): Likewise.
9678 (ix86_expand_args_builtin): Likewise.
9680 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
9683 * doc/extend.texi: Correct __builtin_ia32_palignr.
9685 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9688 * config/i386/i386.c (bdesc_crc32): Removed.
9689 (ix86_expand_crc32): Likewise.
9690 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
9691 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
9692 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
9693 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
9694 UINT_FTYPE_UINT_UCHAR.
9695 (bdesc_args): Updated. Add crc32 builtins.
9696 (ix86_init_mmx_sse_builtins): Updated.
9697 (ix86_expand_args_builtin): Updated to support subreg.
9699 * doc/extend.texi: Correct __builtin_ia32_crc32di.
9701 2008-05-01 Jan Hubicka <jh@suse.cz>
9703 * tree-pass.h (opt_pass): Add IPA_PASS.
9704 (varpool_node, cgraph_node): Forward declare.
9705 (ipa_opt_pass): Define.
9706 (pass_ipa_inline): Turn into ipa_opt_pass.
9707 (pass_apply_inline): Remove.
9708 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
9709 (apply_inline): Turn into ....
9710 (inline_transform): ... this one.
9711 (inline_generate_summary): New function.
9712 (pass_apply_inline): Remove.
9713 * function.h (ipa_opt_pass): Forward declare structure; typedef;
9715 (struct function): Add ipa_transforms_to_apply.
9716 * passes.c (register_one_dump_file): Work on IPA_PASS.
9717 (init_optimization_passes): Remove pass_inline_parameters and
9719 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
9720 (execute_one_pass) ... here; apply transforms when possible.
9721 (add_ipa_transform_pass, execute_ipa_summary_asses,
9722 execute_one_ipa_transform_pass): New.
9723 (execute_ipa_pass_list): Update for IPA_PASS type.
9725 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9727 * config/i386/i386.c (ix86_builtin_type): Add
9728 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
9729 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
9730 (bdesc_args): Add SSE4a builtins.
9731 (ix86_init_mmx_sse_builtins): Updated.
9732 (ix86_expand_args_builtin): Likewise.
9733 (ix86_expand_builtin): Likewise.
9735 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9737 * config/i386/i386.c (ix86_builtin_type): Add
9738 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
9739 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
9740 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
9741 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
9742 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
9743 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
9744 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
9745 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
9746 and DI_FTYPE_DI_DI_INT.
9747 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
9748 (ix86_init_mmx_sse_builtins): Updated.
9749 (ix86_expand_args_builtin): Likewise.
9750 (ix86_expand_builtin): Likewise.
9751 (ix86_expand_binop_imm_builtin): Removed.
9753 * doc/extend.texi: Correct __builtin_ia32_palignr128.
9755 2008-04-30 Richard Guenther <rguenther@suse.de>
9757 PR tree-optimization/32921
9758 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
9760 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
9762 * config/arm/arm.c (arm_unwind_emit): Use
9763 crtl->all_throwers_are_sibcalls instead of
9764 cfun->all_throwers_are_sibcalls.
9765 (arm_output_fn_unwind): Likewise.
9766 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
9767 instead of cfun->uses_pic_offset_table.
9768 (frv_expand_prologue): Likewise.
9769 (frv_frame_pointer_required): Likewise.
9770 (frv_expand_fdpic_call): Likewise.
9771 (frv_emit_movsi): Likewise.
9772 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
9773 cfun->returns_pcc_struct instead of
9774 current_function_returns_pcc_struct.
9775 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
9776 instead of cfun->calls_eh_return.
9777 (m32c_pushm_popm): Likewise.
9778 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
9779 "extern" declaration.
9781 2008-04-30 Richard Guenther <rguenther@suse.de>
9783 PR tree-optimization/21636
9784 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
9786 (evaluate_stmt): Print the likely value.
9787 (ccp_visit_stmt): Avoid excessive vertical spacing.
9789 2008-04-30 Rafael Espindola <espindola@google.com>
9791 * builtins.c (fold_call_expr): Return realret.
9792 * tree-ssa-threadedge.c
9793 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9794 __builtin_object_size.
9796 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
9798 * gcc.c (wrapper_string): New variable.
9799 (insert_wrapper): New function.
9800 (execute): New option -wrapper.
9801 * doc/invoke.texi (Overall Options): New driver option -wrapper.
9803 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
9805 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
9806 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
9807 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
9809 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
9810 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
9811 config/rs6000/e500crtres64gprctr.asm,
9812 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
9813 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
9814 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
9815 config/rs6000/e500crtsav64gprctr.asm,
9816 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
9817 config/rs6000/e500crtsavg64gprctr.asm: New files.
9818 * config/rs6000/t-ppccomm: Add build rules for new files.
9819 (LIB2FUNCS_STATIC_EXTRA): Add new files.
9820 * config/rs6000/t-netbsd: Add build rules for new files.
9821 (LIB2FUNCS_STATIC_EXTRA): New variable.
9822 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
9823 (CRTSAVRES_DEFAULT_SPEC): Likewise.
9824 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
9826 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
9828 * config/i386/i386.c (ix86_builtin_type): Add
9829 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
9830 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
9831 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
9832 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
9833 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
9834 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
9835 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
9836 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
9837 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
9838 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
9839 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
9840 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
9841 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
9842 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
9843 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
9844 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
9845 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
9846 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
9847 V1DI_FTYPE_V2SI_V2SI.
9848 (bdesc_2arg): Moved to ...
9850 (ix86_init_mmx_sse_builtins): Updated.
9851 (ix86_expand_args_builtin): Updated. Take a pointer
9852 to const struct builtin_description. Handle comparison
9854 (ix86_expand_sse_compare): Take a new argument for swapping operands.
9855 (ix86_expand_builtin): Updated.
9857 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
9858 (ssse3_pmaddubsw128): This.
9859 (ssse3_pmaddubswv4hi3): Renamed to ...
9860 (ssse3_pmaddubsw): This.
9862 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
9863 (__builtin_ia32_packssdw128): Likewise.
9864 (__builtin_ia32_packuswb128): Likewise.
9865 (__builtin_ia32_pmaddubsw): Likewise.
9866 (__builtin_ia32_pmaddubsw128): Likewise.
9868 2008-04-30 Richard Guenther <rguenther@suse.de>
9870 PR tree-optimization/14847
9871 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
9872 (recognize_bits_test): Use it.
9873 (recognize_single_bit_test): Likewise.
9875 2008-04-30 Martin Jambor <mjambor@suse.cz>
9877 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
9878 instead of setting number of formal parameters to zero.
9879 (ipcp_init_stage): Do not set the number of actual parameters to zero
9881 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
9882 which are called with variable number of arguments.
9883 (ipcp_insert_stage): Explicitely skipping all nodes which are
9884 called with variable number of arguments.
9885 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
9886 number of parameters.
9888 * ipa-prop.h (struct ipa_node_params): Added flag
9889 called_with_var_arguments
9890 (ipa_set_param_count): Added. Changed sole setter to use it.
9891 (ipa_get_param_count): Added. All readers of param_count
9892 converted to use it instead.
9893 (ipa_set_called_with_variable_arg): Added.
9894 (ipa_is_called_with_var_arguments): Added.
9895 (ipa_get_ith_param): Added. All readers of param_decls converted
9897 (ipa_set_cs_argument_count): Added, sole writer to argument_count
9899 (ipa_get_cs_argument_count): Added, all readers of argument_count
9901 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
9904 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
9905 (struct ipcp_lattice): Renamed cval_type to type
9906 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
9908 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
9909 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
9910 (ipcp_insert_stage): Changed the type of variable cvalue to tree
9911 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
9912 (build_const_val): Changed the type of parameter cvalue to tree
9913 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
9914 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
9916 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
9919 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
9920 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
9921 (ipa_add_method): Renamed to ipa_push_func_to_list
9922 (ipa_remove_method): Renamed to ipa_pop_func_from_list
9923 (ipa_callsite_param_count): Removed.
9924 (ipa_callsite_param_count_set): Removed.
9925 (ipa_callsite_param): Removed.
9926 (ipa_callsite_callee): Removed.
9927 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
9928 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
9929 (ipa_method_formal_count): Removed.
9930 (ipa_method_formal_count_set): Removed.
9931 (ipa_method_get_tree): Removed.
9932 (ipa_method_tree_map_create): Removed.
9933 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
9934 (ipa_create_param_decls_array): Creates the array itself
9935 (ipa_create_param_decls_array): Temporary variable info instead of
9937 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
9938 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
9939 (get_type): Removed.
9940 (ipa_jf_get_info_type): Removed.
9941 (ipa_node_create): Renamed to ipa_create_node_params
9942 (ipa_free): Renamed to ipa_free_all_node_params
9943 (ipa_nodes_create): Renamed to ipa_create_all_node_params
9944 (ipa_edges_create): Renamed to ipa_create_all_edge_args
9945 (ipa_edges_free): Renamed to ipa_free_all_edge_args
9946 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
9947 (ipa_free_all_node_params): Deallocation to jump_functions moved to
9948 ipa_free_all_edge_args
9949 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
9950 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
9951 (ipa_create_methodlist_node): Removed.
9952 (ipa_methodlist_method): Removed.
9953 (ipa_methodlist_method_set): Removed.
9954 (ipa_methodlist_next_method): Removed.
9955 (ipa_methodlist_next_method_set): Removed.
9956 (ipa_method_is_modified): Removed.
9957 (ipa_method_modify_create): Removed.
9958 (ipa_method_modify_init): Temporary variable info instead of a few
9960 (ipa_detect_param_modifications): Temporary variable info instead of
9962 (ipa_compute_jump_functions): Temporary variable info instead of
9964 (ipa_method_modify_set): Removed.
9965 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
9966 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
9967 than craph_node as the first parameter.
9968 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
9969 (ipa_method_modify_init): Removed.
9970 (ipa_compute_jump_functions): Added a temp variable instead of
9971 repeatadly dereferencing the cgraph_edge.aux pointer
9972 (ipa_callsite_param_set_type): Removed.
9973 (ipa_compute_jump_functions): i renamed to index and moved to
9975 (ipa_callsite_param_set_info_type_formal): Removed.
9976 (ipa_callsite_param_set_info_type): Removed.
9977 (ipa_callsite_param_map_create): Removed.
9978 (ipa_callsite_tree): Removed.
9979 (ipa_callsite_caller): Removed.
9980 (ipa_pop_func_from_list): return_method removed to return_func
9982 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
9983 prefixed all values with IPA_. Changed all users.
9984 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
9985 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
9986 and FORMAL_IPATYPE IPA_PASS_THROUGH.
9987 (union parameter_info): Renamed to jump_func_value.
9988 (union jump_func_value): Renamed value to constant
9989 (struct ipa_jump_func): Renamed info_type to value
9990 (struct ipa_node): Renamed to ipa_node_params
9991 (struct ipa_node_params): Renamed ipa_arg_num to param_count
9992 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
9993 (struct ipa_node_params): Renamed ipa_mod to modified_flags
9994 (struct ipa_edge): Renamed to ipa_edge_args
9995 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
9996 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
9997 (struct ipa_methodlist): Renamed to ipa_func_list
9998 (struct ipa_func_list): method_p renamed to node, next_method
10000 (ipa_methodlist_p): Removed, switched all users to struct pointer
10001 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10003 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10005 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10006 (rs6000_emit_epilogue): Use backchain to restore only when we
10007 have a large frame. Make use of frame pointer to restore if we
10008 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10010 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10012 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10013 Add mode to zero_extract.
10014 (sign bit tests peepholes): (Ditto.).
10016 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10018 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10019 Instructions in comments with SSE3.
10020 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10021 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10022 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10023 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10024 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10025 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10026 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10027 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10028 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10029 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10030 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10031 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10032 (bdesc_sse_args): Renamed to ...
10033 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10034 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10035 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10036 IX86_BUILTIN_FABSQ.
10037 (bdesc_1arg): Moved to ...
10038 (bdesc_args): Here.
10039 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10040 Instructions in comments with SSE3.
10041 (ix86_expand_sse_operands_builtin): Renamed to ...
10042 (ix86_expand_args_builtin): This. Updated.
10043 (ix86_expand_unop1_builtin): Update comments.
10044 (ix86_expand_builtin): Updated.
10046 2008-04-29 Richard Guenther <rguenther@suse.de>
10048 PR tree-optimization/36078
10049 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10050 Update virtual SSA form after cleaning up the CFG.
10052 2008-04-29 Richard Guenther <rguenther@suse.de>
10054 PR middle-end/15255
10055 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10057 2008-04-29 Richard Guenther <rguenther@suse.de>
10059 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10060 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10061 (compute_flow_insensitive_aliasing): Do not treat
10062 PTR_IS_REF_ALL pointers special.
10063 (get_smt_for): Likewise.
10064 (may_alias_p): Re-structure.
10065 (is_escape_site): A ref-all pointer conversion is not an escape site.
10066 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10067 PTR_IS_REF_ALL pointers special.
10068 * tree-ssa-structalias.h (struct alias_info): Remove
10069 ref_all_symbol_mem_tag field.
10070 (PTR_IS_REF_ALL): Remove.
10072 2008-04-29 Richard Guenther <rguenther@suse.de>
10074 PR middle-end/36077
10075 * fold-const.c (extract_muldiv_1): In combining division constants
10076 make sure to never overflow.
10078 2008-04-29 Nick Clifton <nickc@redhat.com>
10080 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10082 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10085 * optc-gen.awk: Work around HP-UX/IA awk bug.
10087 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10089 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10092 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10095 * config/i386/i386.md
10096 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10097 Change operand 1 predicate to nonimmediate_operand.
10099 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10102 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10104 * gengtype.c (walk_type, write_func_for_structure): Handle
10106 * doc/gty.texi: Document chain_circular.
10108 2008-04-28 Richard Guenther <rguenther@suse.de>
10110 PR tree-optimization/36066
10111 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10114 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10117 * config/i386/i386.md
10118 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10119 Use match_scratch instead of match_operand for operands 3 and 4.
10121 2008-04-27 Richard Guenther <rguenther@suse.de>
10123 PR tree-optimization/18754
10124 PR tree-optimization/34223
10125 * tree-pass.h (pass_complete_unrolli): Declare.
10126 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10127 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10128 Rewrite loop into loop closed SSA form if it is not already.
10129 (tree_unroll_loops_completely): Re-structure to iterate over
10130 innermost loops with intermediate CFG cleanups.
10131 Unroll outermost loops only if requested or the code does not grow
10133 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10134 loops are available.
10135 (tree_vectorize): Instead do so here.
10136 (tree_complete_unroll): Also unroll outermost loops.
10137 (tree_complete_unroll_inner): New function.
10138 (gate_tree_complete_unroll_inner): Likewise.
10139 (pass_complete_unrolli): New pass.
10140 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10141 uses outside of the loop.
10142 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10143 form if it is available.
10144 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10145 * passes.c (init_optimization_passes): Schedule complete inner
10146 loop unrolling pass before the first CCP pass after final inlining.
10148 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10150 * targhooks.h (default_emutls_var_fields,
10151 default_emutls_var_init): Declare.
10152 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10153 * target.h (struct gcc_target): Add struct emutls member.
10154 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10155 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10156 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10157 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10158 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10159 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10160 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10161 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10162 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10163 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10164 emit debug information.
10165 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10166 * varasm.c: Include targhooks.h.
10167 (emutls_object_section, emutls_tmpl_section): New.
10168 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10169 (EMUTLS_SEPARATOR): New.
10170 (prefix_name): New.
10171 (get_emutls_object_name): New.
10172 (default_emutls_var_fields): New, broken out of ...
10173 (get_emutls_object_type): ... here. Adjust to use target hooks.
10174 (get_emutls_init_templ_addr): Adjust to use target hooks.
10175 (emutls_decl): Adjust to use target hooks.
10176 (emutls_finish): Likewise.
10177 (default_emutls_var_init): New, broken out of ...
10178 (assemble_variable): ... here. Adjust to use target hooks.
10179 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10180 SECCAT_EMUTLS_TMPL.
10181 * c-common.c (handle_section_attribute): Prevent overriding
10182 sections for emulated tls with special sections.
10183 * config/i386/i386.c (x86_64_elf_select_section): Add
10184 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10185 (x86_64_elf_unique_section): Likewise.
10186 * config/vxworks.c: Include tree.h.
10187 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10188 (vxworks_override_options): Set TLS scheme.
10189 * doc/tm.texi (Emulated TLS): New node.
10191 2008-04-26 Simon Baldwin <simonb@google.com>
10194 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10195 with propagated string constants.
10197 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10199 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10200 constraint for operand 2 when operand 0 is memory operand.
10201 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10202 operand 0 is memory operand.
10203 (fix_trunc<mode>_i387_with_temp): Ditto.
10204 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10205 operand 2 when operand 1 is memory operand.
10206 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10207 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10208 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10209 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10210 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10211 operands 2,3 and 4 when operand 1 is memory operand.
10212 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10214 (fistdi2_floor_with_temp): Ditto.
10215 (fist<mode>2_floor_with_temp): Ditto.
10216 (fistdi2_ceil_with_temp): Ditto.
10217 (fist<mode>2_ceil_with_temp): Ditto.
10218 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10220 2008-04-26 David Daney <ddaney@avtrex.com>
10222 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10224 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10225 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10226 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10227 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10228 (compare_and_swap_12): New insn.
10229 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10230 * config/mips/mips.c (mips_force_binary): New function.
10231 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10232 (mips_expand_compare_and_swap_12): New function.
10233 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10235 2008-04-25 Jan Hubicka <jh@suse.cz>
10238 * cfgexpand.c (pass_expand): Turn into RTL pass.
10239 * passes.c (execute_one_pass): Do pass typechecking after execution.
10240 * tree-pass.h (pass_expand): Turn into RTL pass.
10242 * function.h (struct rtl_data): Move here fields
10243 accesses_prior_frames, calls_eh_return, saves_all_registers,
10244 has_nonlocal_goto, has_asm_statement, is_thunk,
10245 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10246 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10247 arg_pointer_save_area_init from struct function; turn into bool.
10248 (struct function): Move
10249 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10250 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10251 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10252 tail_call_emit, arg_pointer_save_area_init
10253 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
10254 (current_function_returns_struct, current_function_returns_pcc_struct,
10255 current_function_calls_setjmp, current_function_calls_alloca,
10256 current_function_accesses_prior_frames,
10257 current_function_calls_eh_return, current_function_is_thunk,
10258 current_function_stdarg, current_function_profile,
10259 current_function_limit_stack, current_function_uses_pic_offset_table,
10260 current_function_uses_const_pool, current_function_has_nonlocal_label,
10261 current_function_saves_all_registers,
10262 current_function_has_nonlocal_goto,
10263 current_function_has_asm_statement): Remove accesor macros.
10264 * ra-conflict.c (global_conflicts): Update.
10265 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
10266 (suitable_for_tail_call_opt_p): Update.
10267 * builtins.c (expand_builtin_return_addr): Update.
10268 (expand_builtin_setjmp_setup): Update.
10269 (expand_builtin_nonlocal_goto): Update.
10270 * final.c (final_start_function): Update.
10271 (profile_function): Update.
10272 (leaf_function_p): Update.
10273 (only_leaf_regs_used): Update.
10274 * df-scan.c (df_get_exit_block_use_set): Update.
10275 * dojump.c (clear_pending_stack_adjust): Update.
10276 * tree-stdarg.c (gate_optimize_stdarg): Update.
10277 * gimple-low.c (lower_function_body): Update.
10278 * global.c (compute_regsets): Update.
10279 (global_alloc): Update.
10280 * dwarf2out.c (dwarf2out_begin_prologue): Update.
10281 * expr.c (expand_assignment): Update.
10282 * dse.c (dse_step0): Update.
10283 (dse_step1): Update.
10284 * c-decl.c (store_parm_decls): Update.
10285 * local-alloc.c (combine_regs): Update.
10286 (find_free_reg): Update.
10287 * function.c (assign_parms_augmented_arg_list): Update.
10288 (assign_parm_find_data_types): Update.
10289 (assign_parms): Update.
10290 (allocate_struct_function): Update.
10291 (expand_function_start): Update.
10292 (expand_function_end): Update.
10293 (get_arg_pointer_save_area): Update.
10294 (thread_prologue_and_epilogue_insns): Update.
10295 (rest_of_match_asm_constraints): Update.
10296 * stor-layout.c (variable_size): Update.
10297 * gcse.c (gcse_main): Update.
10298 (bypass_jumps): Update.
10299 * gimplify.c (gimplify_function_tree): Update.
10300 * calls.c (emit_call_1): Update.
10301 (expand_call): Update.
10302 * bt-load.c (compute_defs_uses_and_gen): Update.
10303 * except.c (sjlj_assign_call_site_values): Update.
10304 (sjlj_emit_function_enter): Update.
10305 (can_throw_external): Update.
10306 (set_nothrow_function_flags): Update.
10307 (expand_builtin_unwind_init): Update.
10308 (expand_eh_return): Update.
10309 (convert_to_eh_region_ranges): Update.
10310 (output_function_exception_table): Update.
10311 * emit-rtl.c (gen_tmp_stack_mem): Update.
10312 * cfgexpand.c (expand_used_vars): Update.
10313 (tree_expand_cfg): Update.
10314 * cfgcleanup.c (rest_of_handle_jump): Update.
10315 * explow.c (allocate_dynamic_stack_space): Update.
10316 * varasm.c (assemble_start_function): Update.
10317 (force_const_mem): Update.
10318 (mark_constant_pool): Update.
10319 * tree-optimize.c (tree_rest_of_compilation): Update.
10320 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
10321 * tree-cfg.c (notice_special_calls): Update.
10322 (is_ctrl_altering_stmt): Update.
10323 (tree_can_make_abnormal_goto): Update.
10324 (tree_purge_dead_abnormal_call_edges): Update.
10325 * config/alpha/predicates.md: Update.
10326 * config/alpha/alpha.c (alpha_sa_mask): Update.
10327 (alpha_sa_size): Update.
10328 (alpha_does_function_need_gp): Update.
10329 (alpha_expand_prologue): Update.
10330 (alpha_start_function): Update.
10331 (alpha_output_function_end_prologue): Update.
10332 (alpha_expand_epilogue): Update.
10333 * config/frv/frv.c (frv_stack_info): Update.
10334 (frv_expand_epilogue): Update.
10335 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
10336 (s390_register_info): Update.
10337 (s390_frame_info): Update.
10338 (s390_init_frame_layout): Update.
10339 (s390_can_eliminate): Update.
10340 (save_gprs): Update.
10341 * config/spu/spu.c (spu_split_immediate): Update.
10342 (need_to_save_reg): Update.
10343 (spu_expand_prologue): Update.
10344 (spu_expand_epilogue): Update.
10345 * config/sparc/sparc.md: Update.
10346 * config/sparc/sparc.c (eligible_for_return_delay): Update.
10347 (sparc_tls_got): Update.
10348 (legitimize_pic_address): Update.
10349 (sparc_emit_call_insn): Update.
10350 (sparc_expand_prologue): Update.
10351 (output_return): Update.
10352 (print_operand): Update.
10353 (sparc_function_ok_for_sibcall): Update.
10354 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
10355 * config/m32r/m32r.md: Update.
10356 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
10357 (m32r_compute_frame_size): Update.
10358 (m32r_expand_prologue): Update.
10359 (m32r_expand_epilogue): Update.
10360 (m32r_legitimize_pic_address): Update.
10361 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
10362 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10363 * config/i386/i386.c (ix86_frame_pointer_required): Update.
10364 (gen_push): Update.
10365 (ix86_save_reg): Update.
10366 (ix86_compute_frame_layout): Update.
10367 (ix86_expand_prologue): Update.
10368 (ix86_expand_epilogue): Update.
10369 * config/sh/sh.c (output_stack_adjust): Update.
10370 (calc_live_regs): Update.
10371 (sh5_schedule_saves): Update.
10372 (sh_expand_prologue): Update.
10373 (sh_expand_epilogue): Update.
10374 (sh_setup_incoming_varargs): Update.
10375 (sh_allocate_initial_value): Update.
10376 (sh_get_pr_initial_val): Update.
10377 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
10378 * config/sh/sh.md (label:): Update.
10379 * config/avr/avr.c (out_movhi_mr_r): Update.
10380 * config/crx/crx.h (enum): Update.
10381 * config/xtensa/xtensa.h (along): Update.
10382 * config/stormy16/stormy16.c Update.
10383 (xstormy16_compute_stack_layout): Update.
10384 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
10385 (fr30_expand_prologue): Update.
10386 * config/cris/cris.c (cris_conditional_register_usage): Update.
10387 (cris_reg_saved_in_regsave_area): Update.
10388 (cris_initial_frame_pointer_offset): Update.
10389 (cris_simple_epilogue): Update.
10390 (cris_expand_prologue): Update.
10391 (cris_expand_epilogue): Update.
10392 (cris_expand_pic_call_address): Update.
10393 (cris_asm_output_symbol_ref): Update.
10394 (cris_asm_output_label_ref): Update.
10395 * config/cris/cris.md Update.
10396 * config/iq2000/iq2000.c (compute_frame_size): Update.
10397 (iq2000_expand_epilogue): Update.
10398 * config/mt/mt.h (save_direction): Update.
10399 * config/mn10300/mn10300.c (mn10300_function_value): Update.
10400 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10401 (ia64_secondary_reload_class): Update.
10402 * config/m68k/m68k.c (m68k_save_reg): Update.
10403 (m68k_expand_prologue): Update.
10404 (m68k_expand_epilogue): Update.
10405 (legitimize_pic_address): Update.
10406 * config/rs6000/rs6000.c (rs6000_got_register): Update.
10407 (first_reg_to_save): Update.
10408 (first_altivec_reg_to_save): Update.
10409 (compute_vrsave_mask): Update.
10410 (compute_save_world_info): Update.
10411 (rs6000_stack_info): Update.
10412 (spe_func_has_64bit_regs_p): Update.
10413 (rs6000_ra_ever_killed): Update.
10414 (rs6000_emit_eh_reg_restore): Update.
10415 (rs6000_emit_allocate_stack): Update.
10416 (rs6000_emit_prologue): Update.
10417 (rs6000_emit_epilogue): Update.
10418 (rs6000_output_function_epilogue): Update.
10419 (output_profile_hook): Update.
10420 (rs6000_elf_declare_function_name): Update.
10421 * config/rs6000/rs6000.h (rs6000_args): Update.
10422 * config/rs6000/rs6000.md: Update.
10423 * config/mcore/mcore.c (mcore_expand_prolog): Update.
10424 * config/arc/arc.c (arc_output_function_epilogue): Update.
10425 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
10426 * config/darwin.c (machopic_function_base_name): Update.
10427 * config/score/score3.c (score3_compute_frame_size): Update.
10430 (score3_epilogue): Update.
10431 * config/score/score7.c (score7_compute_frame_size): Update.
10432 (score7_prologue): Update.
10433 (score7_epilogue): Update.
10434 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
10435 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10436 * config/arm/arm.c (use_return_insn): Update.
10437 (require_pic_register): Update.
10438 (arm_load_pic_register): Update.
10439 (arm_compute_save_reg0_reg12_mask): Update.
10440 (arm_compute_save_reg_mask): Update.
10441 (thumb1_compute_save_reg_mask): Update.
10442 (output_return_instruction): Update.
10443 (arm_output_function_prologue): Update.
10444 (arm_output_epilogue): Update.
10445 (arm_get_frame_offsets): Update.
10446 (arm_expand_prologue): Update.
10447 (thumb_pushpop): Update.
10448 (thumb_exit): Update.
10449 (thumb1_expand_prologue): Update.
10450 (thumb1_expand_epilogue): Update.
10451 (arm_unwind_emit): Update.
10452 (arm_output_fn_unwind): Update.
10453 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
10454 * config/arm/arm.md: Update.
10455 * config/pa/pa.md: Update.
10456 * config/pa/pa.c (legitimize_pic_address): Update.
10457 (compute_frame_size): Update.
10458 (hppa_expand_prologue): Update.
10459 (hppa_expand_epilogue): Update.
10460 (borx_reg_operand): Update.
10461 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
10462 (HARD_REGNO_RENAME_OK): Update.
10463 * config/mips/mips.c (mips_global_pointer): Update.
10464 (mips_save_reg_p): Update.
10465 (mips_compute_frame_info): Update.
10466 (mips_frame_pointer_required): Update.
10467 (mips_expand_prologue): Update.
10468 (mips_expand_epilogue): Update.
10469 (mips_can_use_return_insn): Update.
10470 (mips_reorg_process_insns): Update.
10471 * config/v850/v850.c (compute_register_save_size): Update.
10472 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
10473 * config/mmix/mmix.c (along): Update.
10474 (mmix_expand_epilogue): Update.
10475 * config/bfin/bfin.c (legitimize_pic_address): Update.
10476 (must_save_p): Update.
10477 (stack_frame_needed_p): Update.
10478 (add_to_reg): Update.
10479 (bfin_expand_prologue): Update.
10480 * stmt.c (expand_asm_operands): Update.
10481 * reload1.c (reload): Update.
10482 (init_elim_table): Update.
10484 2008-04-25 Bob Wilson <bob.wilson@acm.org>
10486 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
10488 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
10490 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
10491 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
10492 (mov<mode>): Removed.
10493 (*movv4sf_internal): Likewise.
10494 (*movv2df_internal): Likewise.
10496 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
10498 * config.gcc (crx-*-elf): Remove deprecation.
10500 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
10502 * config/i386/cygming-crtend.c (register_frame_ctor): Register
10503 __gcc_deregister_frame with atexit.
10504 (deregister_frame_dtor): Remove.
10506 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
10507 Nathan Sidwell <nathan@codesourcery.com>
10509 * config/rs6000/rs6000.opt (mspe): Remove Var property.
10511 * config/rs6000/rs6000.h (rs6000_spe): Declare.
10512 (rs6000_isel): Likewise.
10513 * config/rs6000/rs6000.c (rs6000_spe): New variable.
10514 (rs6000_isel): New variable.
10515 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
10517 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10520 * c-common.c (handle_vector_size_attribute): Call
10521 lang_hooks.types.reconstruct_complex_type instead of
10522 reconstruct_complex_type.
10523 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
10524 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
10525 * langhooks.h (struct lang_hooks_for_types): Add
10526 reconstruct_complex_type hook.
10527 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
10528 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
10530 2008-04-24 Richard Guenther <rguenther@suse.de>
10532 * c-common.h (check_builtin_function_arguments): Declare.
10533 * c-common.c (validate_nargs): New function.
10534 (check_builtin_function_arguments): Likewise.
10535 * c-typeck.c (build_function_call): Call
10536 check_builtin_function_arguments.
10537 * builtins.c (fold_builtin_classify): Remove error reporting code.
10538 (fold_builtin_unordered_cmp): Likewise.
10539 (fold_builtin_1): Likewise.
10540 (fold_builtin_n): Likewise.
10542 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10544 PR tree-optimization/36008
10545 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
10546 the original op1, rather than delta by step.
10548 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
10549 Sebastian Pop <sebastian.pop@amd.com>
10551 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
10552 eliminate_local_variables_stmt, eliminate_local_variables,
10553 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
10554 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
10555 of code delimited by two edges in the CFG.
10556 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10557 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
10558 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
10559 the case of parallelisation of reductions.
10560 (expr_invariant_in_region_p): New.
10562 * tree-flow.h (gather_blocks_in_sese_region): Declared.
10563 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
10565 2008-04-24 Ira Rosen <irar@il.ibm.com>
10566 Richard Guenther <rguenther@suse.de>
10568 PR tree-optimization/36034
10569 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
10570 incapable of dealing with loads with gaps.
10572 2008-04-24 Rafael Espindola <espindola@google.com>
10574 * tree-flow.h (vrp_evaluate_conditional): Change signature.
10575 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10576 vrp_evaluate_conditional.
10577 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
10578 (vrp_evaluate_conditional): Split the cond argument.
10579 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
10580 (simplify_stmt_for_jump_threading): Update call to
10581 vrp_evaluate_conditional.
10583 2008-04-24 Ira Rosen <irar@il.ibm.com>
10585 PR tree-optimization/35982
10586 * tree-vect-analyze.c (vect_check_interleaving): Check that the
10587 interleaved data-refs are of the same type.
10589 2008-04-24 Danny Smith <dannysmith@users.net>
10591 * c-format.c (check_format_info_main): Use strncmp rather than a
10592 magic prefix to handle multichar length specs.
10593 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
10594 Don't prefix "I64" and "I32" with '\0'.
10596 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10599 * config/i386/i386.c (init_cumulative_args): Don't pass anything
10600 in registers for -m32 only if stdarg_p (fntype).
10602 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
10604 PR rtl-optimization/36006
10605 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
10606 temp to op0 in order to avoid invalid rtx sharing.
10608 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10610 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
10611 check TREE_INVARIANT.
10612 * tree-gimple.c (is_gimple_address): New.
10613 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
10614 * tree-gimple.h (is_gimple_address): New.
10615 * tree.h (decl_address_invariant_p): New.
10616 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
10617 (build_string): Likewise.
10618 (decl_address_invariant_p): New, from is_gimple_invariant_address.
10619 (tree_invariant_p_1): Likewise.
10620 (save_expr): Use it.
10621 (tree_invariant_p): New.
10622 (skip_simple_arithmetic): Use it.
10623 (stabilize_reference_1): Use it.
10624 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
10626 (build1_stat): Drop code to compute TREE_INVARIANT.
10627 (build2_stat): Drop code to compute TREE_INVARIANT.
10628 (build3_stat): Drop code to compute TREE_INVARIANT.
10629 (build4_stat): Drop code to compute TREE_INVARIANT.
10630 (build5_stat): Drop code to compute TREE_INVARIANT.
10631 (build7_stat): Drop code to compute TREE_INVARIANT.
10632 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
10633 * tree.h (struct tree_base): Remove invariant_flag.
10634 (TREE_INVARIANT): Remove.
10635 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
10636 (fold_builtin_expect): Check TREE_CONSTANT.
10637 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
10638 * c-tree.h (c_expr_to_decl): Drop third parameter.
10639 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
10640 (build_c_cast): Don't set TREE_INVARIANT.
10641 (pop_init_level): Don't set TREE_INVARIANT.
10642 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
10643 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
10645 (gimplify_init_constructor): Don't set TREE_INVARIANT.
10646 (gimplify_addr_expr): Adjust comment.
10647 * tree-mudflap.c (mf_build_string):
10648 * print-tree.c (print_node): Don't print TREE_INVARIANT.
10649 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
10650 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
10651 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
10652 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
10653 * langhooks.h (struct lang_hooks): Drop third parameter from
10656 2008-04-23 Richard Guenther <rguenther@suse.de>
10658 PR tree-optimization/27799
10659 PR tree-optimization/32921
10660 PR tree-optimization/32624
10661 * tree-ssa-structalias.c (merge_smts_into): Only merge the
10662 SMTs aliases and the tag itself into the solution.
10663 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
10664 merge the points-to solution back into the SMT aliases.
10665 (may_alias_p): Use alias_set_subset_of instead of
10666 aliases_conflict_p. A pointer which points to
10667 memory with alias set zero may access any variable.
10669 2008-04-23 Richard Guenther <rguenther@suse.de>
10671 * alias.c (alias_set_subset_of): Correctly handle asking
10672 if zero is a subset of an alias set with zero child.
10673 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
10674 (compute_flow_insensitive_aliasing): Correctly walk all
10675 pointers. Do not unnecessarily union sets.
10677 2008-04-23 Richard Guenther <rguenther@suse.de>
10679 PR middle-end/36021
10680 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
10682 2008-04-22 Tomas Bily <tbily@suse.cz>
10684 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
10686 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
10688 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
10689 * tree-ssa-structalias.c (get_constraint_for): Likewise.
10690 * tree-inline.c (estimate_num_insns_1): Likewise.
10691 * varasm.c (const_hash_1, compare_constant, copy_constant)
10692 (compute_reloc_for_constant, output_addressed_constants): Likewise.
10693 * emit-rtl.c (component_ref_for_mem_expr)
10694 (set_mem_attributes_minus_bitpos): Likewise.
10695 * expr.c (highest_pow2_factor, expand_expr_real_1, )
10696 (is_aligning_offset): Likewise.
10697 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
10698 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
10699 * dojump.c (do_jump): Likewise.
10700 * builtins.c (get_pointer_alignment, get_memory_rtx)
10701 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
10702 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
10704 2008-04-23 Jakub Jelinek <jakub@redhat.com>
10706 PR rtl-optimization/36017
10707 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
10708 expanding the library call.
10710 2008-04-22 Ian Lance Taylor <iant@google.com>
10712 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
10713 than size_in_bytes.
10715 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
10717 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
10718 of LR/CTR moves for Power6.
10720 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10722 PR middle-end/36003
10723 * passes.c (init_optimization_passes): Remove
10724 pass_fast_rtl_byte_dce.
10726 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
10729 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
10730 builtin functions to generate faster code.
10731 (_mm_cvtpu16_ps): Ditto.
10732 (_mm_cvtpi32x2_ps): Ditto.
10734 2008-04-22 Nick Clifton <nickc@redhat.com>
10736 * common.opt (ftree-loop-distribution): Add Optimization
10739 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
10740 (frv_expand_builtin_va_start): Likewise.
10742 * config/arm/arm.c (thumb_find_work_register): Fix location of
10743 argument register count.
10745 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10747 Support scheduling for ColdFire V1 and V3 microarchitecture.
10748 Improve scheduling of multiplication instructions.
10750 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
10751 (mac): New instruction attribute.
10752 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
10753 (m68k_sched_mac): New variable.
10754 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
10755 Handle cfv1 and cfv3.
10756 (max_insn_size): New static variable.
10757 (struct _sched_ib): New type.
10758 (sched_ib): New static variable.
10759 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
10760 to fields of 'struct _sched_ib sched_ib'. Update all uses.
10761 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
10763 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
10764 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
10765 new variables. Update.
10766 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10767 Add modeling of cfv3 instruction buffer. Update.
10768 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
10769 * config/m68k/m68k.h (TUNE_CFV3): New macro.
10770 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
10771 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
10772 a particular reservation applies to.
10773 (type2): Reorganize attribute values. Rename alu to alu_reg,
10774 alu_l to alu, move_l to omove. Join move to alu. Split mul
10775 to mul_l and mul_w.
10776 (cf_ib_*): Simplify description of instruction buffer.
10777 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
10778 (cf_mem): Split into cf_mem1 and cf_mem2.
10779 (cf_v2_move_??): Rename to cfv12_alu_??.
10780 (cf_v2_move_l_??): Rename to cfv12_omove_??.
10781 (cf_v2_mul_??): Remove reservations.
10782 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
10783 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
10784 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
10786 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
10787 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
10788 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
10789 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
10790 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
10791 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
10792 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
10793 expansions of the above reservations for instructions of sizes
10796 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10798 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
10800 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
10802 * coverage.c: Include tree-pass.h.
10803 (coverage_counter_alloc): Print da_file_name to the dump file.
10805 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10807 * sbitmap.c (sbitmap_range_empty_p): New function.
10808 * sbitmap.h (sbitmap_range_empty_p): New function.
10809 * bitmap.h: Now includes obstack.h.
10811 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
10812 Kenneth Zadeck <zadeck@naturalbridge.com>
10814 * dbgcnt.def (ra_byte_scan): Added.
10815 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
10816 when the last hit happens for a counter.
10817 * timevar.def (TV_DF_BYTE_LR): New variable.
10818 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
10819 * passes.c (pass_fast_rtl_byte_dce): New pass.
10820 * fwprop.c (update_df): Added mode to call df_ref_create.
10821 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10822 DF_REF_EXTRACT_OFFSET.
10823 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
10824 DF_BYTE_LR_OUT, df_byte_lr): New macro.
10826 (df_ref_extract): Added mode field.
10827 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
10828 DF_REF_EXTRACT_OFFSET.
10829 (DF_REF_EXTRACT_MODE): New macro.
10830 (df_byte_lr_bb_info): New structure.
10831 (df_print_byte_regset, df_compute_accessed_bytes,
10832 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
10833 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
10834 df_byte_lr_simulate_uses,
10835 df_byte_lr_simulate_artificial_refs_at_top,
10836 df_byte_lr_simulate_artificial_refs_at_end,
10837 df_compute_accessed_bytes): New function.
10838 (df_ref_create): Add parameter.
10839 (df_byte_lr_get_bb_info): New inline function.
10840 * df-scan.c (df_ref_record, df_uses_record,
10841 df_ref_create_structure): Added mode parameter.
10842 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
10843 df_defs_record, df_uses_record, df_get_conditional_uses,
10844 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
10845 df_entry_block_defs_collect, df_exit_block_uses_collect):
10846 Added mode parameter to calls to df_ref_record, df_uses_record,
10847 df_ref_create_structure.
10848 (df_ref_equal_p, df_ref_compare): Added test for modes.
10849 (df_ref_create_structure): Added code to set mode. Renamed
10850 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
10851 DF_REF_EXTRACT_OFFSET.
10852 * df-core.c (df_print_byte_regset): New function.
10853 * df-byte-scan.c: New file.
10854 * df-problems.c (df_rd_transfer_function): Removed unnecessary
10855 calls to BITMAP_FREE.
10856 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
10857 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
10858 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
10859 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
10860 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
10861 df_byte_lr_local_compute, df_byte_lr_init,
10862 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
10863 df_byte_lr_transfer_function, df_byte_lr_free,
10864 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
10865 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
10866 df_byte_lr_simulate_uses,
10867 df_byte_lr_simulate_artificial_refs_at_top,
10868 df_byte_lr_simulate_artificial_refs_at_end): New function.
10869 * dce.c (byte_dce_process_block): New function.
10870 (dce_process_block): au is now passed in rather than computed
10871 locally. Changed loops that look at artificial defs to not look
10872 for conditional or partial ones, because there never are any.
10873 (fast_dce): Now is able to drive byte_dce_process_block or
10874 dce_process_block depending on the kind of dce being done.
10875 (rest_of_handle_fast_dce): Add parameter to fast_dce.
10876 (rest_of_handle_fast_byte_dce): New function.
10877 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
10878 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
10880 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
10883 * gcc.h: Added fortran options that take arguments to
10884 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
10887 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
10889 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
10890 scalarization if on the LHS and not a full access.
10892 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10894 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
10896 2008-04-18 Rafael Espindola <espindola@google.com>
10898 * tree-vrp.c (find_case_label_index): Fix the binary search.
10899 (find_case_label_range): New.
10900 (vrp_visit_switch_stmt): Use find_case_label_range.
10901 (simplify_switch_using_ranges): Use find_case_label_range.
10903 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
10905 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
10906 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
10908 2008-04-18 Tom Tromey <tromey@redhat.com>
10911 * doc/cpp.texi (Implementation-defined behavior): Mention
10914 2008-04-18 Ian Lance Taylor <iant@google.com>
10916 * fold-const.c (pointer_may_wrap_p): New static function.
10917 (fold_comparison): Add another test for pointer overflow. Use
10918 pointer_may_wrap_p to disable some false positives.
10920 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
10922 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
10923 (fname_as_string): Match updated cpp_interpret_string prototype.
10924 (fix_string_type): Support char16_t* and char32_t*.
10925 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
10926 derivative) nodes. Register as builtin if C++0x.
10927 (c_parse_error): Support CPP_CHAR{16,32}.
10928 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
10929 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
10930 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
10931 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
10932 CTI_CHAR32_ARRAY_TYPE>: New elements.
10933 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
10934 char32_type_node, signed_char32_type_node, char16_array_type_node,
10935 char32_array_type_node): New defines.
10936 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
10937 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
10938 (lex_string): Support CPP_STRING{16,32}, match updated
10939 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
10940 (lex_charconst): Support CPP_CHAR{16,32}.
10941 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
10942 and CPP_STRING{16,32}.
10944 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
10947 * aclocal.m4: Regenerate.
10948 * configure: Regenerate.
10950 2008-04-18 Jan Hubicka <jh@suse.cz>
10952 * except.c (dw2_size_of_call_site_table,
10953 sjlj_size_of_call_site_table): Use vector API for call_site_record.
10955 * cgraphbuild.c (build_cgraph_edges): Update.
10956 * tree-pass.h: Update comment.
10957 * final.c (leaf_function_p): Update.
10958 (leaf_renumber_regs): Update.
10959 (rest_of_clean_state): Update.
10960 * omp-low.c (expand_omp_parallel): Update.
10961 * ipa-reference.c (analyze_function): Update.
10962 * reorg.c (find_end_label): Update.
10963 (optimize_skip): Update.
10964 (fill_simple_delay_slots): Update.
10965 (fill_simple_delay_slots): Update.
10966 (make_return_insns): Update.
10967 (dbr_schedule): Update.
10968 * gimple-low.c (record_vars_into): Update.
10969 * cfgbuild.c (make_edges): Update.
10970 * function.c (assign_stack_local): Update.
10971 (assign_parm_adjust_stack_rtl): Update.
10972 (locate_and_pad_parm): Update.
10973 (allocate_struct_function): Do not initialize stack_alignment_needed
10974 and preferred_stack_boundary here.
10975 (stack_protect_prologue): Update.
10976 (stack_protect_epilogue): Update.
10977 (expand_function_start): Initialize stack_alignment_needed,
10978 preferred_stack_boundary and max_jumptable_ents.
10979 (expand_function_end): Update.
10980 (free_after_compilation): Do not NULLify epilogue_delay_list.
10981 * function.h (struct rtl_data): Add stack_protect_guard,
10982 stack_alignment_needed,
10983 preferred_stack_boundary, epilogue_delay_list.
10984 (struct function): Remove value_histograms, stack_alignment_needed,
10985 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
10987 unexpanded_var_list, stack_protect_guard.
10988 (current_function_epilogue_delay_list): Remove.
10989 * ipa-type-escape.c (analyze_function): Update.
10990 * gimplify.c (pop_gimplify_context): Update comment.
10991 * calls.c (expand_call): Update.
10992 (emit_library_call_value_1): Update.
10993 * except.c (set_nothrow_function_flags): Update.
10994 * cfgexpand.c (get_decl_align_unit): Update.
10995 (create_stack_guard): Update.
10996 (estimated_stack_frame_size): Update.
10997 (expand_used_vars): Update.
10998 (tree_expand_cfg): Free histogram earliers, init expansion variables.
10999 * explow.c (allocate_dynamic_stack_space): Update.
11000 * tree-ssa-live.c (remove_unused_locals): Update.
11001 * varasm.c (mark_constant_pool): Update.
11002 * tree-inline.c (remap_decls): Update.
11003 (initialize_cfun): Update.
11004 (declare_return_variable): Update.
11005 (inline_forbidden_p): Update.
11006 (expand_call_inline): Update.
11007 (declare_inline_vars): Update.
11008 (tree_function_versioning): Update.
11009 * tree-flow.h (value_histograms): New.
11010 (VALUE_HISTOGRAMS): New macro.
11011 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11013 * tree-cfg.c (set_bb_for_stmt): Update.
11014 (replace_by_duplicate_decl): Update.
11015 (move_block_to_fn): Update.
11016 (new_label_mapper): Update.
11017 (dump_function_to_file): Update.
11018 * ipa-struct-reorg.c (build_data_structure): Update.
11019 * cfgrtl.c (print_rtl_with_bb): Update.
11020 * reload1.c (reload): Update.
11022 * config/i386/i386.c (setup_incoming_varargs_64,
11023 ix86_compute_frame_layout): Update.
11024 * config/arc/arc.c (arc_output_function_epilogue): Update.
11026 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11028 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11029 for FreeBSD as well.
11030 * gthr-posix95.h: Likewise.
11032 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11034 PR rtl-optimization/35838
11035 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11036 out the byte offset of the first subreg.
11038 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11040 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11041 to split_ti instead of three separate calls with single member arrays.
11042 (subti3 splitter): Ditto.
11043 (adddi3 splitter): Ditto with split_di.
11044 (subdi3 splitter): Ditto.
11045 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11046 two separate calls with single member arrays. Swap match_dup
11047 operands 1 and 2 to better fit into the array.
11048 (negdi2 splitter): Ditto with split_di.
11049 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11050 two separate calls with single member arrays. Swap match_dup operands
11051 6 and 7 to better fit into the array.
11053 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11055 * config/i386/i386.c (sse_builtin_type): New.
11056 (bdesc_sse_args): Likewise.
11057 (bdesc_sse_3arg): Removed.
11058 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11059 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11060 IX86_BUILTIN_ROUNDPS.
11061 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11062 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11063 IX86_BUILTIN_ROUNDPS.
11064 (ix86_expand_sse_4_operands_builtin): Removed.
11065 (ix86_expand_sse_operands_builtin): New.
11066 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11067 and CODE_FOR_sse4_1_roundps.
11068 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11069 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11071 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11074 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11075 regs before frame pop when needed. If use_backchain_to_restore_sp
11076 then load backchain into a temp reg to restore vr and vrsave. Add
11077 code to restore vr after frame pop if possible.
11079 2008-04-17 Richard Guenther <rguenther@suse.de>
11081 * tree-vn.c (expressions_equal_p): Do not check type
11082 equality or compatibility before calling operand_equal_p.
11083 * fold-const.c (operand_equal_p): Check equivalence of
11084 integer constants before bailing out due to signedness or
11085 precision differences.
11086 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11087 spurious differences in type qualification. Ignore types
11088 for COMPONENT_REFs at all.
11090 2008-04-17 Christian Bruel <christian.bruel@st.com>
11092 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11093 msw_skip comparison.
11095 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11098 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11101 PR tree-optimization/35899
11102 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11103 rather than TREE_OPERAND.
11105 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11108 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11109 temporary registers. Change operand predicate to general_operand.
11110 (remainderxf3): Ditto.
11112 2008-04-16 Richard Guenther <rguenther@suse.de>
11114 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11115 * tree-affine.c (aff_combination_expand): Look through some
11118 2008-04-15 Doug Kwan <dougkwan@google.com>
11120 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11122 * tree-pretty-print.c (dump_generic_node): Ditto.
11123 * final.c (output_addr_const): Ditto.
11124 * dwarf2out.c (output_cfi): Ditto.
11125 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11126 * print-rtl.c (print_rtx): Ditto.
11127 * print-tree.c (print_node_brief, print_node): Ditto.
11128 * c-common.c (match_case_to_enum_1): Ditto.
11129 * sched-vis.c (print_value): Ditto.
11130 * config/i386/i386.c (print_operand): Cast to long unsigned int
11133 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11134 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11135 MS Windows VirtualProtect function.
11137 2008-04-15 Jan Hubicka <jh@suse.cz>
11139 * gengtype.c (write_root): Param_is argument is OK.
11140 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11141 * function.h: Include varray.h
11142 (rtl_eh): New stucture based on except.c one.
11143 (call_site_record): New forward declaration and vector type.
11144 * calls.c (emit_call_1): Do not call
11145 note_current_region_may_contain_throw.
11146 * except.c (eh_status): Remove cur_region, try_region since they are
11148 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11149 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11150 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11151 Remove call_site_data_used, call_site_data_size.
11152 Turn call_site_record into vector in function.h.
11153 (note_current_region_may_contain_throw): Remove.
11154 (get_exception_pointer, get_exception_filter): Do not take struct
11155 function argument; update.
11156 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11157 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11158 build_post_landing_pads, dw2_build_landing_pads,
11159 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11160 sjlj_emit_function_enter, sjlj_emit_function_enter,
11161 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11162 sjlj_build_landing_pads, finish_eh_generation,
11163 remove_exception_handler_label, remove_eh_handler,
11164 maybe_remove_eh_handler, add_reachable_handler,
11165 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11166 add_action_record, collect_one_action_chain, add_call_site,
11167 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11168 sjlj_output_call_site_table, output_function_exception_table,
11169 * except.h (note_current_region_may_contain_throw): Remove
11170 (get_exception_pointer, get_exception_filter): Do not take struct
11172 * Makefile.in (GTFILES): Put varargs before struct function.
11174 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11176 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11177 punt for STRING_CST.
11178 (get_constraint_for): Deal with STRING_CST here instead.
11180 2008-04-15 Richard Guenther <rguenther@suse.de>
11182 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11183 statements in a basic-block with a backward walk. Do not
11184 substitute into dead statements but instead remove those.
11186 2008-04-15 Richard Guenther <rguenther@suse.de>
11188 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11189 to zero, thus disable creation of SFTs.
11191 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11193 * tree-predcom.c (suitable_reference_p): Return false if the
11194 reference can throw.
11196 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11199 * c-decl.c (finish_decl): If extern or static var has variable
11200 size, set TREE_TYPE (decl) to error_mark_node.
11202 2008-04-15 Rafael Espindola <espindola@google.com>
11204 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11207 2008-04-15 Richard Guenther <rguenther@suse.de>
11209 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11210 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11211 (visit_reference_op_load): Do walk vuse-vdef chains on
11212 vn_reference_lookup.
11213 (visit_reference_op_store): But do not here.
11214 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11215 vn_reference_lookup.
11216 (vn_lookup_with_vuses): But do so here.
11218 2008-04-14 Ian Lance Taylor <iant@google.com>
11220 * fold-const.c (fold_overflow_warning): Remove assertion.
11222 2008-04-15 Ben Elliston <bje@au.ibm.com>
11224 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11225 temp1 local variables.
11227 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11230 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11231 ".text.unlikely" section as executable.
11233 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11235 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11236 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11237 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11238 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11239 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11240 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11241 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11243 2008-04-14 Ian Lance Taylor <iant@google.com>
11245 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11246 * fold-const.c (fold_comparison): If appropriate, test
11247 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11248 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11249 reassociating a pointer type.
11250 * doc/invoke.texi (Optimize Options): Document that
11251 -fstrict-overflow applies to pointer wraparound.
11253 2008-04-13 Jan Hubicka <jh@suse.cz>
11255 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
11257 2008-04-12 Andrew Pinski <pinskia@gmail.com>
11259 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
11260 we are going to "save the world".
11262 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
11264 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
11265 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
11266 operand 0 constraint, not "=".
11268 2008-04-11 James E. Wilson <wilson@tuliptree.org>
11270 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
11272 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11274 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
11275 of size of positions_needed * CHAR_BIT.
11277 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11279 PR middle-end/35897
11280 * dse.c (store_info): Change positions_needed to unsigned
11282 (lowpart_bitmask): New.
11283 (record_store): Cast to unsigned HOST_WIDE_INT for
11284 positions_needed. Assert width <= size of positions_needed *
11285 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
11286 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
11287 lowpart_bitmask to set mask.
11289 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11291 * config/bfin/constraints.md: New file.
11292 * config/bfin/bfin.md: Include it.
11293 (adddi3): Use satisfies_constraint functions instead of the old macros.
11294 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
11295 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
11296 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
11297 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
11298 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
11299 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
11300 EXTRA_CONSTRAINT): Delete.
11301 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
11302 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
11304 * config/bfin/bfin.c: Include "tm-constrs.h".
11305 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
11306 Use satisfies_constraint functions instead of the old macros.
11307 * doc/md.texi (Blackfin Constraints): Update file name reference.
11309 2008-04-11 Richard Guenther <rguenther@suse.de>
11311 PR tree-optimization/35869
11312 * tree-vrp.c (execute_vrp): Move switch statement update after
11313 jump threading. Schedule another cfg cleanup run.
11315 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
11318 * attribs.c (decl_attributes): Return early on errorneous node.
11320 2008-04-10 Oleg Ryjkov <olegr@google.com>
11322 * tree.h (struct tree_base): Added a new flag default_def_flag.
11323 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11325 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
11327 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
11329 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11332 * pa.md: Define mode iterator P. Define mode attribute dwc.
11333 (dcacheflush): Update pattern to use iterator P and attribute dwc.
11334 (icacheflush): Likewise.
11335 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
11336 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
11338 2008-04-11 Ben Elliston <bje@au.ibm.com>
11340 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
11342 2008-04-10 Rafael Espindola <espindola@google.com>
11344 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
11345 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
11346 (extract_range_from_expr): The same.
11348 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11350 * config/mips/mips.md (GPR2): New mode iterator.
11351 (seq): Add comment.
11352 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
11353 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
11354 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
11355 Rewrite these to take two modes, the mode of comparison and the
11356 mode of the destination.
11357 * config/mips/mips.c (mips_expand_scc): Instead of having
11358 paradoxical subreg as destination, expand "narrowing" scc if mode
11359 of comparison is SI and target is requested in DI mode.
11360 (mips_emit_int_order_test): Update comment. Make mode of
11361 comparison match CMP0 rather than TARGET. When creating inverse
11362 target use mode of TARGET.
11364 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11366 * gcov-dump.c (tag_summary): Only print summaries for the first
11367 GCOV_COUNTERS_SUMMABLE counters.
11369 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
11371 * config/i386/i386.md (absneg): New code iterator.
11372 (absnegprefix): New code attribute.
11373 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11374 patterns using absneg code iterator.
11375 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
11376 using absneg code iterator.
11377 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
11378 *neg<mode>2 patterns using absneg code iterator.
11379 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11380 *negextendsfdf2 patterns using absneg code iterator.
11381 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
11382 *negextendsfxf2 patterns using absneg code iterator.
11383 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11384 *negextendsfdf2 patterns using absneg code iterator.
11385 * config/i386/sse.md (<code><mode>2): Macroize expander from
11386 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
11388 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
11390 * config/s390/s390.h: Remove the remains of the recent search
11391 & replace action of current_function_outgoing_args_size.
11393 2008-04-10 Ira Rosen <irar@il.ibm.com>
11395 PR tree-optimization/35821
11396 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
11397 NEW_STMT_LIST is not NULL.
11399 2008-04-09 David Edelsohn <edelsohn@gnu.org>
11402 * toplev.c (process_options): Remove -ffunction-sections debugging
11405 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
11407 PR middle-end/PR28690
11408 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11409 than gen_rtx_fmt_ee to perform more canonicalizations.
11411 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11414 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
11416 2008-04-09 Richard Guenther <rguenther@suse.de>
11418 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
11419 (dump_function_to_file): Dump function arguments with types.
11421 2008-04-08 Richard Guenther <rguenther@suse.de>
11423 * fold-const.c (fold_widened_comparison): Do not allow
11424 sign-changes that change the result.
11426 2008-04-08 Janis Johnson <janis187@us.ibm.com>
11429 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
11430 kinds of indirect references.
11432 2008-04-08 David Edelsohn <edelsohn@gnu.org>
11434 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
11435 GNU Fortran language string.
11437 2008-04-08 Rafael Espindola <espindola@google.com>
11439 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
11440 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
11441 * tree.h (tree_call_nonnegative_warnv_p): New.
11443 2008-04-08 Jan Hubicka <jh@suse.cz>
11445 * function.c (free_after_compilation): Clear out regno_reg_rtx
11448 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
11451 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11453 PR middle-end/PR28690
11454 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
11455 same precedence as REG_POINTER and MEM_POINTER operands.
11457 2008-04-08 Richard Guenther <rguenther@suse.de>
11459 PR middle-end/35834
11460 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
11461 for adding index to base.
11463 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
11465 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
11466 (MINGW_ENABLE_EXECUTE_STACK): New.
11467 (IN_LIBGCC2): For libgcc include windows.h file for
11468 function declarations.
11470 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
11472 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
11473 and tem2 if tem1 is not a REG or MULT.
11475 2008-04-08 Jan Hubicka <jh@suse.cz>
11477 * function.h (incomming_args): Break out of struct function.
11478 (function_subsections): Break out of struct function.
11479 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
11480 return_rtx and hard_reg_initial_vals from struct function.
11481 Kill inl_max_label_num.
11482 (current_function_pops_args, current_function_args_info,
11483 current_function_args_size, current_function_args_size,
11484 current_function_pretend_args_size,
11485 current_function_outgoing_args_size,
11486 current_function_internal_arg_pointer, current_function_return_rtx):
11487 Kill compatibility accestor macros.
11488 * builtins.c (expand_builtin_apply_args_1): Update.
11489 (expand_builtin_next_arg): Update.
11490 * df-scan.c (df_get_call_refs): Update.
11491 * dbxout.c (dbxout_function_end): Update.
11492 * dwarf2out.c (dwarf2out_switch_text_section): Update.
11493 (output_line_info): Update.
11494 (secname_for_decl): Update.
11495 (dwarf2out_var_location): Update.
11496 * function.c (free_after_compilation): Update.
11497 (assign_parm_find_stack_rtl): Update.
11498 (assign_parms): Update.
11499 (expand_dummy_function_end): Update.
11500 (expand_function_end): Update.
11501 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
11502 (expand_call): Update.
11503 (emit_library_call_value_1): Update.
11504 (store_one_arg): Update.
11505 * varasm.c (initialize_cold_section_name): Update.
11506 (unlikely_text_section): Update.
11507 (unlikely_text_section_p): Update.
11508 (assemble_start_function): Update.
11509 (assemble_end_function): Update.
11510 (default_section_type_flags): Update.
11511 (switch_to_section): Update.
11512 * integrate.c (set_decl_abstract_flags): Update.
11513 (get_hard_reg_initial_val): Update.
11514 (has_hard_reg_initial_val): Update.
11515 (allocate_initial_values): Update.
11516 * resource.c (init_resource_info): Update.
11517 * config/alpha/alpha.c (NUM_ARGS): Update.
11518 (direct_return): Update.
11519 (alpha_va_start): Update.
11520 (alpha_sa_size): Update.
11521 (alpha_initial_elimination_offset): Update.
11522 (alpha_expand_prologue): Update.
11523 (alpha_start_function): Update.
11524 (alpha_expand_epilogue): Update.
11525 (unicosmk_initial_elimination_offset):
11526 * config/alpha/alpha.md (call expander): Update.
11527 * config/s390/s390.c (s390_register_info): Update.
11528 (s390_register_info): Update.
11529 (s390_frame_info): Update.
11530 (s390_initial_elimination_offset): Update.
11531 (s390_build_builtin_va_list): Update.
11532 (s390_va_start): Update.
11533 * config/spu/spu.c (direct_return): Update.
11534 (spu_expand_prologue): Update.
11535 (spu_initial_elimination_offset): Update.
11536 (spu_build_builtin_va_list): Update.
11537 (spu_va_start): Update.
11538 * config/sparc/sparc.c (sparc_init_modes): Update.
11539 (sparc_compute_frame_size): Update.
11540 (function_value): Update.
11541 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
11542 * config/i386/i386.md (return expander): Update.
11543 * config/i386/i386.c (ix86_va_start): Update.
11544 (ix86_can_use_return_insn_p): Update.
11545 (ix86_compute_frame_layout): Update.
11546 (ix86_expand_epilogue): Update.
11547 * config/sh/sh.c (output_stack_adjust): Update.
11548 (calc_live_regs): Update.
11549 (sh_expand_prologue): Update.
11550 (sh_builtin_saveregs): Update.
11551 (sh_va_start): Update.
11552 (initial_elimination_offset): Update.
11553 (sh_allocate_initial_value): Update.
11554 (sh_function_ok_for_sibcall): Update.
11555 (sh_get_pr_initial_val): Update.
11556 * config/sh/sh.md (return expander): Update.
11557 * config/avr/avr.c (frame_pointer_required_p): UPdate.
11558 * config/crx/crx.c (crx_compute_frame): UPdate.
11559 (crx_initial_elimination_offset): UPdate.
11560 * config/xtensa/xtensa.c (compute_frame_size): Update
11561 (xtensa_builtin_saveregs): Update.
11562 (xtensa_va_start): Update.
11563 (order_regs_for_local_alloc): Update.
11564 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
11565 (xstormy16_expand_builtin_va_start): Update.
11566 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
11567 * config/m68hc11/m68hc11.md (return expanders): Update.
11568 * config/m68hc11/m68hc11.c (expand_prologue): Update.
11569 (expand_epilogue): Update.
11570 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
11571 (cris_simple_epilogue): Update.
11572 (cris_expand_prologue): Update.
11573 (cris_expand_epilogue): Update.
11574 * config/iq2000/iq2000.c (iq2000_va_start): Update.
11575 (compute_frame_size): Update.
11576 * config/mt/mt.c (mt_compute_frame_size): Update.
11577 * config/mn10300/mn10300.c (expand_prologue): Update.
11578 (expand_epilogue): Update.
11579 (initial_offset): Update.
11580 (mn10300_builtin_saveregs):
11581 * config/mn10300/mn10300.md (return expander): Update.
11582 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11583 (ia64_initial_elimination_offset): Update.
11584 (ia64_initial_elimination_offset): Update.
11585 (ia64_expand_prologue): Update.
11586 * config/m68k/m68k.md (return expander): Update.
11587 * config/rs6000/rs6000.c (rs6000_va_start): Update.
11588 (rs6000_stack_info): Update.
11589 * config/mcore/mcore.c (layout_mcore_frame): Update.
11590 (mcore_expand_prolog): Update.
11591 * config/arc/arc.c (arc_compute_frame_size): Update.
11592 * config/score/score3.c (score3_compute_frame_size): Update.
11593 * config/score/score7.c (score7_compute_frame_size): Update.
11594 * config/arm/arm.c (use_return_insn): Update.
11595 (thumb_find_work_register): Update.
11596 (arm_compute_save_reg_mask): Update.
11597 (arm_output_function_prologue): Update.
11598 (arm_output_epilogue): Update.
11599 (arm_size_return_regs): Update.
11600 (arm_get_frame_offsets): Update.
11601 (arm_expand_prologue): Update.
11602 (thumb_exit): Update.
11603 (thumb_unexpanded_epilogue): Update.
11604 (thumb1_output_function_prologue): Update.
11605 * config/pa/pa.md (return expander): Update.
11606 * config/pa/pa.c (compute_frame_size): Update.
11607 (hppa_builtin_saveregs): Update.
11608 * config/mips/mips.c (mips_va_start): Update.
11609 (mips16_build_function_stub): Update.
11610 (mips_compute_frame_info): Update.
11611 (mips_restore_gp): Update.
11612 (mips_output_function_prologue): Update.
11613 (mips_expand_prologue): Update.
11614 * config/v850/v850.c (compute_frame_size): Update.
11615 (expand_prologue): * config/mmix/mmix.c (along): update.
11616 (mmix_initial_elimination_offset): update.
11617 (mmix_reorg): update.
11618 (mmix_use_simple_return): update.
11619 (mmix_expand_prologue): update.
11620 (mmix_expand_epilogue): Update.
11621 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
11622 (emit_link_insn): Update.
11624 2008-04-08 Anatoly Sokolov <aesok@post.ru>
11626 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
11627 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
11629 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
11632 2008-04-07 Jan Hubicka <jh@suse.cz>
11634 * function.h (rtl): Rename to x_rtl.
11635 (crtl): New define.
11636 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11637 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11638 used_temp_slots avail_temp_slots, temp_slot_level,
11639 nonlocal_goto_handler_labels): Update accesstors.
11640 (rtl): New global variable.
11641 (struct function): Move some fileds to rtl_data.
11642 (get_arg_pointer_save_area): Update prototype.
11643 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11644 get_arg_pointer_save_area.
11645 * expr.c (init_expr): Update
11646 * function.c (get_frame_size): Update
11647 (assign_stack_local): Update
11648 (expand_function_end): Update.
11649 (get_art_pointer_save_area): Update
11651 * emit-rtl.c (rtl): Declare.
11652 (regno_reg_rtx): Declare.
11653 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11655 (gen_reg_rtx): Update.
11656 * varasm.c (n_deferred_constatns): Update accestor.
11657 (init_varasm_status): Do not allocate varasm_status.
11658 (force_const_mem, get_pool_size, output_constant_pool): Update.
11659 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11660 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11661 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
11662 * sparc/sparc.h (INIT_EXPANDERS): Update.
11663 * ia64/ia64.h (INIT_EXPANDERS): Update.
11665 2008-04-07 James E. Wilson <wilson@tuliptree.org>
11667 * reload.c (push_secondary_reload): Add missing break to for loop.
11669 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11671 PR middle-end/PR28690
11672 * rtlanal.c: Update copyright years.
11673 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
11674 as REG_POINTER and MEM_POINTER operands.
11675 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
11676 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
11677 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
11678 * gcse.c: Update copyright years.
11679 (pre_delete): Call gen_reg_rtx_and_attrs.
11680 (hoist_code): Likewise.
11681 (build_store_vectors): Likewise.
11682 (delete_store): Likewise.
11683 * loop-invariant.c (move_invariant_reg): Likewise.
11684 Update copyright years.
11686 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
11688 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
11689 control string instead of quoted.
11691 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11693 * doc/rtl.texi: Rewrite of subreg section.
11695 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
11698 * config/i386/i386.c (legitimize_pic_address): Add treating
11699 of dllimport SYM_REF's.
11700 (legitimize_dllimport_symbol): Add prototype.
11702 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11704 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
11705 reference in constructor with non self-referential type.
11707 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11709 Removal of Return with Depressed Stack Pointer support
11710 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
11711 (ECF_SP_DEPRESSED): Likewise.
11712 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
11713 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
11714 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11715 (expand_call): Do not test ECF_SP_DEPRESSED.
11716 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11717 * function.c (keep_stack_depressed): Delete.
11718 (handle_epilogue_set): Likewise.
11719 (update_epilogue_consts): Likewise.
11720 (emit_equiv_load): Likewise.
11721 (thread_prologue_and_epilogue_insns): Remove support for Return with
11722 Depressed Stack Pointer.
11723 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11725 2008-04-06 Richard Guenther <rguenther@suse.de>
11727 PR tree-optimization/35400
11728 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
11729 information from SSA_NAMEs.
11731 2008-04-06 Anatoly Sokolov <aesok@post.ru>
11733 * config/avr/avr.h (avr_mega_p): Remove declaration.
11734 (AVR_MEGA): Remove macro.
11735 * config/avr/avr.c (avr_mega_p): Remove variable.
11736 (avr_override_options): Remove inicializion of avr_mega_p.
11737 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11738 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11739 (avr_jump_mode): (Ditto.).
11740 (avr_output_progmem_section_asm_op): (Ditto.).
11741 (avr_asm_init_sections): (Ditto.).
11742 (avr_asm_init_sections): (Ditto.).
11743 (avr_rtx_costs): (Ditto.).
11744 * config/avr/avr.md: (Ditto.).
11745 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
11748 2008-04-06 Richard Guenther <rguenther@suse.de>
11750 PR tree-optimization/35842
11751 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
11752 is_gimple_invariant_address.
11754 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11756 * gcc.c (default_compilers): Sync Fortran extensions list with
11757 that in fortran/lang-specs.h.
11758 * doc/invoke.texi: Likewise.
11759 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
11760 * dwarf2out.c (gen_compile_unit_die): Likewise.
11762 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
11764 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
11766 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
11769 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
11770 attribute is used for nested functions.
11772 2008-04-05 Jan Hubicka <jh@suse.cz>
11774 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
11776 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
11778 (dump_files): Update.
11779 (enable_rtl_dump_file): Do not accept letter argument.
11780 * tree-pass.h (dump_file_info): Remove letter argument.
11781 * toplev.c (decode_d_option): Update -da handling.
11782 * toplev.h (enable_rtl_dump_file): Update prototype.
11783 * passes.c (register_one_dump_file): Do not accept IPA argument; work
11784 it out based on pass type.
11785 (register_dump_files_1): Likewise.
11786 (init_optimization_passes): Update register_one_dump_file calls.
11787 (execute_one_pass): Sanity check that IPA passes are called at IPA
11788 level and RTL passes at RTL level.
11789 (execute_pass_list): IPA pass can not be after or subpass of
11791 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
11792 disallov RTL subpasses of IPA subpasses.
11794 2008-04-05 Ben Elliston <bje@au.ibm.com>
11796 * tree-cfg.c (need_fake_edge_p): Return false for calls to
11797 builtins that return exactly once and do not throw. Cache call to
11800 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
11802 PR rtl-optimization/34916
11803 PR middle-end/35519
11804 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
11805 between instruction pairs.
11807 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
11809 * doc/invoke.texi: Document -mbitops for SH.
11810 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
11811 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
11812 * config/sh/sh.c (print_operand): Add %t operand code.
11813 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
11814 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
11815 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
11816 (extendqihi2): Likewise.
11817 (movqi_i): Likewise.
11818 (insv): Use bset, bclr and bst instructions for SH2A if possible.
11819 (extv): Use bld instruction for SH2A if possible.
11821 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
11822 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
11823 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
11824 (bset.b, bclr.b): Define peepholes.
11825 * config/sh/sh.opt (mbitops): New option.
11827 2008-04-04 Janis Johnson <janis187@us.ibm.com>
11830 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
11831 and view convert expression.
11833 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11836 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11838 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
11840 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
11842 * config/i386/cpuid.h (bit_AES): New.
11843 (bit_PCLMUL): Likewise.
11845 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
11846 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
11847 SSE2 if AES or PCLMUL is enabled.
11848 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
11849 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11850 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
11851 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
11852 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
11853 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
11854 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
11855 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
11856 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
11857 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
11858 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
11859 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
11860 __builtin_ia32_aeskeygenassist128 and
11861 __builtin_ia32_pclmulqdq128.
11862 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
11863 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
11864 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
11866 * config/i386/i386.h (TARGET_AES): New.
11867 (TARGET_PCLMUL): Likewise.
11868 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
11870 * config/i386/i386.md (UNSPEC_AESENC): New.
11871 (UNSPEC_AESENCLAST): Likewise.
11872 (UNSPEC_AESDEC): Likewise.
11873 (UNSPEC_AESDECLAST): Likewise.
11874 (UNSPEC_AESIMC): Likewise.
11875 (UNSPEC_AESKEYGENASSIST): Likewise.
11876 (UNSPEC_PCLMUL): Likewise.
11878 * config/i386/i386.opt (maes): New.
11879 (mpclmul): Likewise.
11881 * config/i386/sse.md (aesenc): New pattern.
11882 (aesenclast): Likewise.
11883 (aesdec): Likewise.
11884 (aesdeclast): Likewise.
11885 (aesimc): Likewise.
11886 (aeskeygenassist): Likewise.
11887 (pclmulqdq): Likewise.
11889 * config/i386/wmmintrin.h: New.
11891 * doc/extend.texi: Document AES and PCLMUL built-in function.
11893 * doc/invoke.texi: Document -maes and -mpclmul.
11895 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
11897 * function.c (free_after_parsing): Replace with
11898 cxx_push_function_context from C++ front-end.
11899 (allocate_struct_function): Don't call langhook.
11900 * langhooks.h (struct lang_hooks_for_functions): Delete.
11901 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
11903 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
11904 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
11905 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
11906 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
11907 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
11908 remove LANG_HOOKS_FUNCTION_INITIALIZER.
11909 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
11911 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
11912 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
11914 2008-04-04 Jakub Jelinek <jakub@redhat.com>
11917 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
11920 2008-04-04 Richard Guenther <rguenther@suse.de>
11922 PR middle-end/35823
11923 * fold-const.c (optimize_minmax_comparison): Use the correct
11924 type for the constant in the simplified comparison.
11926 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
11928 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
11929 Pass L2 size as "--param l2-cache-size" to the compiler.
11930 (decode_l2_cache): New function to decode L2 cache parameters using
11931 0x8000006 extended cpuid function.
11932 (detect_caches_amd): Determine parameters of L2 cache using
11933 decode_l2_caches function.
11934 (decode_caches_intel): Decode L2 cache parameters.
11935 (detect_caches_intel): Determine L2 cache parameters using
11936 decode_caches_intel and decode_l2_caches functions.
11938 2008-04-03 Bob Wilson <bob.wilson@acm.org>
11940 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
11941 secondary input reload for subword loads from the constant pool.
11943 2008-04-03 Janis Johnson <janis187@us.ibm.com>
11946 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
11947 constants of the appropriate size for runtime calculations.
11950 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
11951 decimal-float literal constant zero.
11953 2008-04-03 Jakub Jelinek <jakub@redhat.com>
11956 * c-parser.c (c_parser_omp_atomic): Call
11957 default_function_array_conversion on the RHS.
11959 PR middle-end/35818
11960 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
11961 call is_variable_sized if decl has incomplete type.
11963 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
11965 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
11967 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
11969 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
11971 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
11972 (sgt<u>): Merge sgt and sgtu into new expander.
11973 (sgt, sgtu): Remove expanders.
11974 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
11975 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
11976 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
11977 *sgtu_<mode>_mips16 into new pattern.
11978 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
11979 (sge<u>): Merge sge and sgeu into new expander.
11980 (sge, sgeu): Remove expanders.
11981 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
11983 (*sge_<mode>, second *sge_<mode>): Remove patterns.
11984 (slt<u>): Merge slt and sltu into new expander.
11985 (slt, sltu): Remove expanders.
11986 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
11987 (*slt_<mode>, *sltu_<mode>): Remove patterns.
11988 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
11989 *sltu_<mode>_mips16 into new pattern.
11990 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
11991 (sle<u>): Merge sle and sleu into new expander.
11992 (sle, sleu): Remove expanders.
11993 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
11994 (*sle_<mode>, *sleu_<mode>): Remove patterns.
11995 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
11996 *sleu_<mode>_mips16 into new pattern.
11997 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
11999 2008-04-03 Jan Hubicka <jh@suse.cz>
12001 PR tree-optimization/35795
12002 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12003 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12004 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12005 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12006 * score/score3.c (score3_output_mi_thunk): Likewise.
12007 * score/score7.c (score7_output_mi_thunk): Likewise.
12008 * mips/mips.c (mips_output_mi_thunk): Likewise.
12010 2008-04-03 Richard Guenther <rguenther@suse.de>
12012 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12013 conversions. Simplify code.
12015 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12017 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12019 2008-04-03 Tom Tromey <tromey@redhat.com>
12020 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12022 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12023 * config/bfin/t-bfin-linux (generated_files): Add
12024 linux-sysroot-suffix.h.
12025 * doc/install.texi (Prerequisites): Require make 3.80.
12026 * doc/sourcebuild.texi (Front End Directory): Document new
12028 * Makefile.in (generated_files): New variable.
12029 (ALL_HOST_OBJS): New variable.
12030 ($(ALL_HOST_OBJS)): New target.
12032 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12034 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12035 (remap_block): Call id->transform_lang_insert_block instead
12037 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12038 Set id.transform_lang_insert_block to NULL.
12039 (clone_body): Move to cp/optimize.c
12040 * tree-inline.h (struct copy_body_data): Change
12041 transform_lang_insert_block to function pointer.
12042 (copy_generic_body, copy_decl_no_change): Export.
12043 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12044 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12045 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12047 * c-tree.h (insert_block): Kill.
12048 * c-decl.c (insert_block): Kill.
12050 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12052 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12053 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12054 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12056 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12057 argument, call {push,pop}_function_context from here.
12058 * c-parser.c: Use c_{push,pop}_function_context.
12060 * function.c (push_function_context_to): Move meat ...
12061 (push_function_context): ... here. Simplify.
12062 * function.c (pop_function_context_from): Move meat ...
12063 (pop_function_context): ... here. Simplify.
12064 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12066 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12067 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12068 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12069 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12071 2008-04-03 Ben Elliston <bje@au.ibm.com>
12073 * expmed.c (extract_force_align_mem_bit_field): Remove.
12075 2008-04-03 Richard Guenther <rguenther@suse.de>
12077 PR middle-end/35800
12078 * expr.h (try_casesi): Adjust prototype.
12079 * expr.c (try_casesi): Take fallback label as extra parameter.
12080 Use that for gen_casesi if default_label is NULL.
12081 * stmt.c (expand_case): Pass fallback label to try_casesi,
12082 make sure to fill gaps with a fallback label if default_label
12085 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12088 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12090 2008-04-03 Ben Elliston <bje@au.ibm.com>
12092 * expmed.c (extract_split_bit_field): Remove if (0) code.
12093 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12094 (do_ds_constraint): Likewise.
12096 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12098 * doc/cppopts.texi (-dU): Document.
12099 * c-common.h (flag_dump_macros): Update comment.
12100 * c-opts.c (handle_OPT_d): Handle -dU.
12101 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12102 dump_queued_macros, cb_used_define, cb_used_undef): New.
12103 (init_pp_output): Handle -dU.
12104 (cb_line_change): Call dump_queued_macros.
12105 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12107 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12109 * config/avr/predicates.md (io_address_operand): New predicate.
12110 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12111 * config/avr/avr.c (avr_io_address_p): Remove function.
12112 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12113 'avr_io_address_p' function.
12114 (out_movhi_r_mr): (Ditto.).
12115 (out_movqi_mr_r): (Ditto.).
12116 (out_movhi_mr_r): (Ditto.).
12117 (avr_address_cost): (Ditto.).
12119 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12121 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12122 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12123 in 32bit mode when XMM registers are available to avoid store
12125 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12126 corresponding post-reload splitters.
12128 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12130 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12131 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12132 __builtin_ia32_roundss.
12133 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12134 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12135 __builtin_ia32_roundss.
12136 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12137 IX86_BUILTIN_SHUFPD here.
12139 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12141 * config/i386/i386.md (plogic): New.
12142 (plogicprefix): Likewise.
12144 * config/i386/mmx.md (mmx_<code><mode>3): New.
12145 (mmx_and<mode>3): Removed.
12146 (mmx_ior<mode>3): Likewise.
12147 (mmx_xor<mode>3): Likewise.
12149 * config/i386/sse.md (<code><mode>3): New.
12150 (*<code><mode>3): Likewise.
12151 (*<code><mode>3): Likewise.
12152 (<code><mode>3): Likewise.
12153 (*sse_<code><mode>3): Likewise.
12154 (*sse2_<code><mode>3): Likewise.
12155 (<code>tf3): Likewise.
12156 (*<code>tf3): Likewise.
12157 (and<mode>3): Likewise.
12158 (*and<mode>3): Likewise.
12159 (ior<mode>3): Removed.
12160 (*ior<mode>3): Likewise.
12161 (xor<mode>3): Likewise.
12162 (*xor<mode>3): Likewise.
12163 (*and<mode>3): Likewise.
12164 (*ior<mode>3): Likewise.
12165 (*xor<mode>3): Likewise.
12166 (and<mode>3): Likewise.
12167 (*sse_and<mode>3): Likewise.
12168 (*sse2_and<mode>3): Likewise.
12169 (andtf3): Likewise.
12170 (*andtf3): Likewise.
12171 (ior<mode>3): Likewise.
12172 (*sse_ior<mode>3): Likewise.
12173 (*sse2_ior<mode>3): Likewise.
12174 (iortf3): Likewise.
12175 (*iortf3): Likewise.
12176 (xor<mode>3): Likewise.
12177 (*sse_xor<mode>3): Likewise.
12178 (*sse2_xor<mode>3): Likewise.
12179 (xortf3): Likewise.
12180 (*xortf3): Likewise.
12182 2008-04-02 Richard Guenther <rguenther@suse.de>
12184 PR tree-optimization/14495
12185 PR tree-optimization/34793
12186 * tree-vrp.c (struct switch_update): New structure.
12187 (to_remove_edges, to_update_switch_stmts): New VECs.
12188 (simplify_switch_using_ranges): New function. Remove not taken
12189 case labels and edges.
12190 (simplify_stmt_using_ranges): Call it.
12191 (identify_jump_threads): Mark edges we have queued for removal
12192 so we don't thread them.
12193 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12195 * tree-cfg.c (group_case_labels): Deal with missing default label.
12196 (tree_verify_flow_info): Allow missing default label.
12197 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12198 (emit_case_nodes): Likewise.
12199 (expand_case): Do not rely on the default label to be present.
12200 * expr.c (try_casesi): Deal with NULL default_label.
12201 (do_tablejump): Likewise.
12203 2008-04-02 Richard Guenther <rguenther@suse.de>
12205 PR tree-optimization/14495
12206 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12207 SWITCH_EXPR here ...
12208 (vrp_visit_switch_stmt): ... but here (new function).
12209 (find_case_label_index): New helper function.
12210 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12212 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12214 * fwprop.c: Fix ISO-C99ism.
12216 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12219 * Makefile.in (objdir): Set it here.
12220 * configure.ac: Not here. Find dynamic linker characteristics.
12221 * exec-tool.in: Use them.
12222 * aclocal.m4: Regenerate.
12223 * configure: Regenerate.
12225 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12227 * expr.c (expand_var): Delete it.
12228 * expr.h (expand_var): Delete prototype.
12229 * function.c (expand_function_start): Use expand_decl instead.
12230 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12233 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12235 PR rtl-optimization/35542
12236 * fwprop.c (forward_propagate_and_simplify): Replace
12237 loc_reg_mentioned_in_p with reg_mentioned_p.
12239 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12241 PR rtl-optimization/35281
12242 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12243 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12244 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12245 (varying_mem_p): Move above propagate_rtx.
12246 (all_uses_available_at): Do not check MEMs.
12248 2008-04-02 Rafael Espindola <espindola@google.com>
12250 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12251 (register_edge_assert_for_2): Split the cond argument.
12252 (register_edge_assert_for_1): Adjust for the change in
12253 register_edge_assert_for_2.
12254 (register_edge_assert_for): Split the cond argument.
12255 (find_switch_asserts): Adjust for the change in
12256 register_edge_assert_for.
12258 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
12260 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
12261 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
12262 offsets for 64-bit mingw.
12263 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
12264 abi for x86_64-pc-mingw.
12266 2008-04-02 Richard Guenther <rguenther@suse.de>
12268 * tree-vrp.c (extract_range_from_assert): Make sure to not
12269 produce range min/max with TREE_OVERFOW set.
12270 If merging a anti-range and a range keep the anti-range if
12271 the range covers all values of the type.
12272 (register_edge_assert_for_2): Only allow sign-changing
12273 conversions in detecting canonical range checks. Also
12274 register an assert for the unsigned name if useful.
12276 PR tree-optimization/35787
12277 * tree-vrp.c (vrp_val_max): New function.
12278 (vrp_val_min): Likewise.
12279 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
12280 (vrp_val_is_min): Likewise.
12281 (supports_overflow_infinity): Use vrp_val_{min,max}.
12282 (negative_overflow_infinity): Likewise.
12283 (positive_overflow_infinity): Likewise.
12284 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
12285 (is_positive_overflow_infinity): Likewise.
12286 (is_overflow_infinity): Likewise.
12287 (avoid_overflow_infinity): Use vrp_val_{min,max} and
12288 vrp_val_is_{min,max}.
12289 (set_and_canonicalize_value_range): Canonicalize anti-ranges
12290 to ranges if possible. Avoid empty ranges.
12292 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12294 PR middle-end/35705
12295 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
12296 the expression is a function address.
12298 2008-04-01 George Helffrich <george@gcc.gnu.org>
12300 PR fortran/35154, fortran/23057
12301 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
12302 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
12303 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
12304 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12306 (dbxout_syms): Check for COMMON-based symbol and wrap in
12307 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
12308 in bracket for efficiency.
12310 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
12311 using DW_TAG_common_block + member offset.
12312 (add_pubname_string): New function.
12313 (dw_expand_expr): New function to find block name and offset for
12315 (common_check): New function to check whether symbol in Fortran COMMON.
12316 (gen_variable_die): If COMMON, use DW_TAG_common_block.
12318 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
12321 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
12323 2008-04-02 Ben Elliston <bje@au.ibm.com>
12325 * config/v850/v850.md (casesi): Remove if (0) code.
12326 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12327 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
12329 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
12331 * config/i386/i386.md (rex64suffix): New mode attribute.
12332 (floathi<mode>2): Disable expander for SSE math.
12333 (*floathi<mode>2_1): New insn insn_and_split pattern.
12334 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
12335 corresponding post-reload splitters.
12336 (*floathi<mode>2_i387): New macroized insn pattern.
12337 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
12338 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
12339 insn_and_split pattern.
12340 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
12341 New macroized instruction patterns and corresponding post-reload
12343 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
12344 and corresponding post-reload splitters.
12345 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
12346 New macroized instruction patterns.
12347 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
12348 macroized instruction patterns and corresponding post-reload splitters.
12349 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
12350 corresponding post-reload splitters.
12351 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
12352 New macroized instruction patterns.
12353 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
12354 corresponding post-reload splitters.
12355 (*floatsi<mode>2_i387): New macroized instruction patterns.
12357 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
12359 * config/i386/i386.md (smaxmin): New.
12360 (umaxmin): Likewise.
12361 (maxminiprefix): Likewise.
12362 (maxminfprefix): Likewise.
12363 (<code><mode>3): Likewise.
12364 (smin<mode>3): Removed.
12365 (smax<mode>3): Likewise.
12367 * config/i386/mmx.md (mmx_<code>v2sf3): New.
12368 (mmx_<code>v4hi3): Likewise.
12369 (mmx_<code>v8qi3): Likewise.
12370 (mmx_smaxv2sf3): Removed.
12371 (mmx_sminv2sf3): Likewise.
12372 (mmx_umaxv8qi3): Likewise.
12373 (mmx_smaxv4hi3): Likewise.
12374 (mmx_uminv8qi3): Likewise.
12375 (mmx_sminv4hi3): Likewise.
12377 * config/i386/sse.md (<addsub><mode>3): New.
12378 (*<addsub><mode>3): Likewise.
12379 (<sse>_vm<addsub><mode>3): Likewise.
12380 (<maxmin><mode>3): Likewise.
12381 (*<maxmin><mode>3_finite): Likewise.
12382 (*<maxmin><mode>3): Likewise.
12383 (<sse>_vm<maxmin><mode>3): Likewise.
12384 (sse3_h<addsub>v4sf3): Likewise.
12385 (sse3_h<addsub>v2df3): Likewise.
12386 (<maxmin>v16qi3): Likewise.
12387 (*<maxmin>v16qi3): Likewise.
12388 (<maxmin>v8hi3): Likewise.
12389 (*<maxmin>v8hi3): Likewise.
12390 (*sse4_1_<maxmin><mode>3): Likewise.
12391 (*sse4_1_<maxmin><mode>3): Likewise.
12392 (add<mode>3): Removed.
12393 (*add<mode>3): Likewise.
12394 (<sse>_vmadd<mode>3): Likewise.
12395 (sub<mode>3): Likewise.
12396 (*sub<mode>3): Likewise.
12397 (<sse>_vmsub<mode>3): Likewise.
12398 (smin<mode>3): Likewise.
12399 (*smin<mode>3_finite): Likewise.
12400 (*smin<mode>3): Likewise.
12401 (<sse>_vmsmin<mode>3): Likewise.
12402 (smax<mode>3): Likewise.
12403 (*smax<mode>3_finite): Likewise.
12404 (*smax<mode>3): Likewise.
12405 (<sse>_vmsmax<mode>3): Likewise.
12406 (sse3_haddv4sf3): Likewise.
12407 (sse3_haddv2df3): Likewise.
12408 (sse3_hsubv4sf3): Likewise.
12409 (sse3_hsubv2df3): Likewise.
12410 (umaxv16qi3): Likewise.
12411 (*umaxv16qi3): Likewise.
12412 (smaxv8hi3): Likewise.
12413 (*smaxv8hi3): Likewise.
12414 (*sse4_1_smax<mode>3): Likewise.
12415 (*sse4_1_umax<mode>3): Likewise.
12416 (uminv16qi3): Likewise.
12417 (*uminv16qi3): Likewise.
12418 (sminv8hi3): Likewise.
12419 (*sminv8hi3): Likewise.
12420 (*sse4_1_smin<mode>3): Likewise.
12421 (*sse4_1_umin<mode>3): Likewise.
12423 2008-04-01 Rafael Espindola <espindola@google.com>
12425 * tree-cfg.c (verify_expr): remove in_phi.
12426 (verify_stmt): Don't call walk_tree with verify_expr. Use
12427 is_gimple_min_invariant instead of is_gimple_val.
12429 2008-04-01 Joseph Myers <joseph@codesourcery.com>
12431 * doc/include/gpl_v3.texi: Update for manpage generation.
12432 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
12434 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
12435 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
12436 gpl_v3.texi instead of gpl.texi.
12439 2008-04-01 Jakub Jelinek <jakub@redhat.com>
12442 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
12444 2008-04-01 Rafael Espindola <espindola@google.com>
12446 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
12447 (extract_code_and_val_from_cond): Use
12448 extract_code_and_val_from_cond_with_ops.
12450 2008-04-01 Jan Hubicka <jh@suse.cz>
12452 * function.c (free_after_compilation): Free epilogue_delay_list.
12453 (prepare_function_start): Assert that previous compilation was freed.
12455 2008-04-01 Jan Hubicka <jh@suse.cz>
12456 Jim Wilson <wilson@tuliptree.org>
12457 Andreas Tobler <andreast@gcc.gnu.org>
12459 PR middle-end/35781
12460 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
12461 rtl.emit instead cfun->emit.
12462 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
12463 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
12465 2008-04-01 Ben Elliston <bje@au.ibm.com>
12467 * doc/c-tree.texi (Function Basics): Fix grammatical error.
12469 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
12471 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
12473 (fprofile-use): Add var flag_profile_use
12474 * coverage.c (coverage_begin_output): Do not open a gcno file for
12475 output only if -ftest-coverage is set.
12476 Do not add getpwd() to gcda file path.
12477 (build_gcov_info): Check the new flag
12478 flag_profile_datafile_relative_path.
12479 (coverage_init): Use profile_data_prefix.
12480 Read profile counter only if flag_profile_use is set.
12481 * opts.c (common_handle_option): New option fprofile-use=,
12482 fprofile-dir=, fprofile-generate=.
12483 * toplev.c (profile_data_prefix): New variable definition.
12484 * toplev.h (profile_data_prefix): New declaration.
12485 * doc/invoke.tex (Option Summary, Optimization Options):
12488 2008-03-31 James E. Wilson <wilson@tuliptree.org>
12490 * varasm.c (output_constant_pool_1): In LABEL_REF check,
12491 use tmp consistently.
12494 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
12495 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12496 UNSPEC_FR_RECIP_APPROX_RES.
12497 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
12499 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
12502 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
12504 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12506 PR middle-end/30186
12507 * fold-const.c (fold_indirect_ref_1): Support accessing non first
12508 element of the vector via a pointer.
12510 2008-03-31 Ian Lance Taylor <iant@google.com>
12512 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
12514 2008-03-31 Jan Hubicka <jh@suse.cz>
12516 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12517 get_arg_pointer_save_area.
12518 * expr.c (init_expr): Just clear out rtl.expr.
12519 * function.c (free_after_compilation): Clear out whole RTL structure.
12520 (get_func_frame_size): Merge into ...
12521 (get_frame_size): ... this one.
12522 (assign_stack_local_1): Merge into ...
12523 (assign_stack_local): ... this one.
12524 (expand_function_end): Update call of get_arg_pointer_save_area.
12525 (get_art_pointer_save_area): Remove cfun argument.
12526 * function.h (emit_status): regno_pointer_align does not need length
12527 attribute. Move x_regno_reg_rtx to ...
12528 (regno_reg_rtx): ... new global array.
12529 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
12530 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
12531 apply_args_value, forced_labels, stack_pointer_delta):
12533 (struct varasm_status): Move here from varasm.c
12534 (struct rtl_data): New. Move here some fields from struct function.
12535 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12536 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12537 used_temp_slots avail_temp_slots, temp_slot_level,
12538 nonlocal_goto_handler_labels): Update accesstors.
12539 (rtl): New global variable.
12540 (struct function): Move some fileds to rtl_data.
12541 (get_arg_pointer_save_area): Update prototype.
12542 * emit-rtl.c (rtl): Declare.
12543 (regno_reg_rtx): Declare.
12544 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12546 (gen_reg_rtx): Update.
12547 (init_virtual_regs): Do not tate emit_status argument.
12548 (init_emit): Do not allocate emit.
12549 * varasm.c (varasm_statuc): Move to function.h.
12550 (n_deferred_constatns): Update accestor.
12551 (init_varasm_status): Do not allocate varasm_status.
12552 (force_const_mem, get_pool_size, output_constant_pool): Update.
12553 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12554 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12556 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
12558 PR rtl-optimization/35729
12559 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
12562 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
12565 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
12566 load/store if memory is unaligned.
12567 (*movti_rex64): Likewise.
12569 * config/i386/predicates.md (misaligned_operand): New.
12571 2008-03-31 Andrew Pinski <pinskia@gmail.com>
12574 * tree-ssa-phiopt.c (conditional_replacement): Return early for
12577 2008-03-31 Jan Beulich <jbeulich@novell.com>
12579 * config/ia64/constraints.md: Add 'j' constraint.
12580 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
12581 (movdi_internal): Likewise.
12583 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
12586 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
12588 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
12591 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
12592 proper error message for the third argument on blendpd and
12595 * config/i386/sse.md (blendbits): New.
12596 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
12598 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
12600 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
12602 2008-03-30 Richard Guenther <rguenther@suse.de>
12604 PR middle-end/31023
12605 * fold-const.c (fold_sign_changed_comparison): Do leave
12606 conversions to base-types alone.
12608 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12610 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
12611 the link register if one altivec register is be saved.
12613 2008-03-30 Ben Elliston <bje@au.ibm.com>
12615 * final.c (final_scan_insn): Remove if (0) code.
12617 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
12619 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
12621 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
12623 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
12624 of V4SFmode to ix86_binary_operator_ok.
12626 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
12628 * config/i386/i386.c (override_options): Initialize
12629 ix86_veclib_handler to ix86_veclibabi_svml when
12630 -mveclibabi=svml is used.
12631 (ix86_veclibabi_svml): New function for SVML ABI style
12632 vectorization support.
12633 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
12635 2008-03-28 Rafael Espindola <espindola@google.com>
12637 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
12638 (tree_binary_nonnegative_warnv_p): Make it public.
12639 (tree_single_nonnegative_warnv_p): Make it public.
12640 (tree_invalid_nonnegative_warnv_p): Make it public.
12641 (tree_unary_nonzero_warnv_p): Make it public.
12642 (tree_binary_nonzero_warnv_p): Make it public
12643 (tree_single_nonzero_warnv_p): Make it public.
12644 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
12645 (extract_range_from_binary_expr): Split the expr argument.
12646 (extract_range_from_unary_expr): Split the expr argument.
12647 (extract_range_from_comparison): Split the expr argument.
12648 (extract_range_from_expr): Use the new aux functions.
12649 (vrp_evaluate_conditional_warnv): Use
12650 vrp_evaluate_conditional_warnv_with_ops.
12651 * tree.h (tree_unary_nonzero_warnv_p): Declare.
12652 (tree_binary_nonzero_warnv_p): Declare.
12653 (tree_single_nonzero_warnv_p): Declare.
12654 (tree_expr_nonzero_warnv_p): Declare.
12655 (tree_unary_nonnegative_warnv_p): Declare.
12656 (tree_binary_nonnegative_warnv_p): Declare.
12657 (tree_single_nonnegative_warnv_p): Declare.
12658 (tree_invalid_nonnegative_warnv_p): Declare.
12660 2008-03-28 Richard Guenther <rguenther@suse.de>
12662 PR tree-optimization/30317
12663 PR tree-optimization/30911
12664 PR tree-optimization/34793
12665 * tree-vrp.c (set_and_canonicalize_value_range): New function.
12666 (struct assert_locus_d): New member EXPR.
12667 (register_new_assert_for): Add EXPR parameter to support
12668 ASSERT_EXPR <name, expr OP limit>.
12669 (register_edge_assert_for_1): Adjust callers.
12670 (find_assert_locations): Likewise.
12671 (process_assert_insertions_for): Build condition from expression.
12672 (extract_range_from_assert): Handle ASSERT_EXPRs
12673 of the form ASSERT_EXPR <name, expr OP limit>.
12674 (register_edge_assert_for_2): New helper registering
12675 asserts for comparisons. Recognize range tests of the form
12676 (unsigned)i - CST1 OP CST2.
12677 (register_edge_assert_for_1): Use it.
12678 (register_edge_assert_for): Likewise.
12679 (needs_overflow_infinity): Integer sub-types
12680 do not need overflow infinities.
12681 (vrp_val_is_max): The extreme values of integer sub-types
12682 are those of the base type.
12683 (vrp_val_is_min): Likewise.
12684 * tree.def (ASSERT_EXPR): Document extra allowed conditional
12687 2008-03-28 Nick Clifton <nickc@redhat.com>
12690 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
12691 Return GENERAL_REGS for stack adjustment reloads.
12693 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12696 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
12697 const_vector when all the vectors are constant.
12699 2008-03-27 Bob Wilson <bob.wilson@acm.org>
12701 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
12703 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
12704 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
12706 (s<code>_sf): Use new scc_sf attribute for opcode names.
12708 2008-03-27 Tom Tromey <tromey@redhat.com>
12710 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
12711 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
12712 config/spu/t-spu-elf, config/i386/t-interix,
12713 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
12714 config/i386/x-darwin, config/i386/x-mingw32,
12715 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
12716 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
12717 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
12718 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
12719 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
12720 config/rs6000/x-darwin, config/rs6000/t-rs6000,
12721 config/score/t-score-elf, config/arm/t-strongarm-pe,
12722 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
12723 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
12724 Revert automatic dependency patch.
12726 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
12729 * config/i386/i386.c (ix86_function_arg_boundary): Align
12730 decimal floating point to its natural boundary.
12732 2008-03-27 Richard Guenther <rguenther@suse.de>
12734 PR middle-end/35716
12735 * fold-const.c (fold_comparison): Restrict distinct decl
12736 comparison folding to VAR_DECLs and PARM_DECLs. Do not
12737 solely rely on operand_equal_p.
12739 2008-03-27 Richard Guenther <rguenther@suse.de>
12742 * c-common.c (handle_weak_attribute): Reject combination of
12745 2008-03-27 Richard Guenther <rguenther@suse.de>
12747 PR tree-optimization/32810
12748 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
12749 conversions from DECL_INITIAL.
12750 (fold_const_aggregate_ref): Likewise from constructor elements.
12752 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
12754 * tree-affine.h (aff_combination_expand): Declare.
12755 (get_inner_reference_aff): Likewise.
12756 * tree-affine.c (aff_combination_expand): Split out from
12757 tree_to_aff_combination_expand.
12758 (get_inner_reference_aff): New function.
12759 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
12760 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
12761 (struct lim_aux_data): sm_done field removed.
12762 (mem_ref_loc_p, mem_ref_locs_p): New types.
12763 (struct mem_ref): Added id, stored, accesses_in_loop,
12764 indep_loop, dep_loop, indep_ref, dep_ref fields.
12765 Removed is_stored, locs and next fields.
12766 (memory_accesses): New variable.
12767 (movement_possibility): Do not allow moving statements
12768 that store to memory.
12769 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
12771 (determine_max_movement): For statements with memory references,
12772 find the outermost loop in that the reference is independent.
12773 (move_computations_stmt): Mark the virtual operands for renaming.
12774 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
12775 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
12776 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
12777 add_vop_ref_mapping, create_vop_ref_mapping_loop,
12778 create_vop_ref_mapping, analyze_memory_references,
12779 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
12780 get_all_locs_in_loop, ref_always_accessed_p,
12781 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
12782 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
12783 store_motion_loop, store_motion): New functions.
12784 (struct vop_to_refs_elt): New type.
12785 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
12786 memref_hash, memref_eq, hoist_memory_references): Rewritten.
12787 (schedule_sm): Replaced by...
12788 (execute_sm): ... this.
12789 (determine_lsm_ref, hoist_memory_references,
12790 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
12791 find_more_ref_vops, free_mem_ref, free_mem_refs,
12792 determine_lsm_loop, determine_lsm): Removed.
12793 (tree_ssa_lim_finalize): Free data structures used by store motion.
12794 (tree_ssa_lim): Call analyze_memory_references. Use
12795 store_motion instead of determine_lsm.
12797 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12799 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
12800 rename tmake_file to m68hc11/t-m68hc11.
12801 (mcore): Set inhibit_libc to true.
12802 * config.host (alpha*-dec-*vms*): Set extra_programs.
12803 (interix3*): Don't use host_xmake_file.
12804 * configure.ac: Let config.gcc override inhibit_libc.
12805 * configure: Regenerate.
12807 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
12808 * config/t-openbsd-thread: Remove commented out lines.
12810 * config/x-interix: Remove.
12812 * config/m68hc11/t-m68hc11-gas: Rename to...
12813 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
12815 * config/mcore/t-mcore: Remove T_CFLAGS.
12816 * config/mcore/t-mcore-pe: Likewise.
12818 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
12820 * configure.ac: Replace custom __GNU_SOURCE test with
12821 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
12822 * aclocal.m4: Regenerate.
12823 * configure: Regenerate.
12824 * config.in: Regenerate.
12826 2008-03-27 Richard Guenther <rguenther@suse.de>
12828 * fold-const.c (target.h): Include.
12829 (fold_comparison): Fold comparison of addresses of decls
12830 that bind locally or of constants. Consolidate address folding code.
12831 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
12832 results from fold_binary_to_constant.
12833 (compare_values_warnv): Likewise.
12835 2008-03-27 Andrew Pinski <pinskia@gmail.com>
12837 PR middle-end/35429
12838 * fold-const.c (fold_truthop): Check for integeral types when folding
12839 a == 0 && b == 0 and a != 0 || b != 0 .
12841 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
12843 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
12845 2008-03-26 Andreas Schwab <schwab@suse.de>
12847 * doc/invoke.texi: Fix use of @item vs. @itemx.
12849 2008-03-26 Tom Tromey <tromey@redhat.com>
12851 * Makefile.in (build/gensupport.o, build/print-rtl.o,
12852 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
12853 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
12854 build/gencodes.o, build/genconditions.o, build/genconfig.o,
12855 build/genconstants.o, build/genemit.o, build/genextract.o,
12856 build/genflags.o, build/genmddeps.o, build/genopinit.o,
12857 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
12860 2008-03-26 Richard Guenther <rguenther@suse.de>
12863 2008-03-26 Richard Guenther <rguenther@suse.de>
12865 * fold-const.c (target.h): Include.
12866 (fold_comparison): Fold comparison of addresses of two decls
12867 that bind locally. Consolidate address folding code.
12869 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12871 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
12872 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
12873 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
12874 dconstsqrt2, dconstthird, dconste and/or dconst10.
12875 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
12876 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
12877 dconstsqrt2, dconste): Delete.
12878 (init_emit_once): Likewise. Simplify initializing dconstm1.
12880 * real.c (get_real_const): New.
12881 * real.h (dconst3, dconst10, dconstm2, dconstthird,
12882 dconstsqrt2, dconste): Delete.
12883 (real_value_const, get_real_const): New.
12885 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
12887 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
12889 * config/i386/i386.c (ix86_function_arg_boundary): Check
12890 BIGGEST_ALIGNMENT instead of 128.
12891 (setup_incoming_varargs_64): Likewise.
12893 2008-03-26 Tom Tromey <tromey@redhat.com>
12895 * Makefile.in (DEPFILES): Add missing '/'.
12897 2008-03-26 Richard Guenther <rguenther@suse.de>
12899 * fold-const.c (target.h): Include.
12900 (fold_comparison): Fold comparison of addresses of two decls
12901 that bind locally. Consolidate address folding code.
12903 2008-03-26 Nick Clifton <nickc@redhat.com>
12906 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
12907 not allow INT+INT as a legitimate addressing mode.
12909 2008-03-26 Richard Guenther <rguenther@suse.de>
12911 * tree-flow.h (widen_bitfield): Remove declaration.
12912 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
12913 (widen_bitfield): Remove function.
12914 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
12917 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12920 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
12923 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
12925 PR rtl-optimization/35232
12926 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
12927 (forget_old_reloads_1, forget_marked_reloads): Don't clear
12928 reg_reloaded_call_part_clobbered here.
12929 (reload_regs_reach_end_p): New function.
12930 (reload_reg_rtx_for_input): New variable.
12931 (reload_reg_rtx_for_output): Likewise.
12932 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
12933 when reassigning a pseudo register. Load reloadreg from
12934 reload_reg_rtx_for_input, moving the mode and register
12936 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
12937 instead of the original when deciding whether an input reload
12938 would be a no-op or whether an output reload can be deleted.
12939 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
12940 when setting up new_spill_reg_store. Load it from
12941 reload_reg_rtx_for_output, moving the mode and register
12943 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
12944 instead of the original when deciding whether an output reload
12945 would be a no-op. Do the same when modifying insn notes.
12946 Use rtx_equal_p instead of == to compare the registers.
12947 (inherit_piecemeal_p): Take a mode and two register numbers
12949 (emit_reload_insns): Clear new_spill_reg_store for every hard
12950 register in the reload register. Remove spill registers
12951 from reg_reloaded_valid before considering whether to record
12952 inheritance information for them. Use reload_reg_rtx_for_output
12953 instead of reg_rtx when recording output reloads. Use
12954 reload_reg_rtx_for_input instead of reg_rtx when recording
12955 input reloads. Set or clear reg_reloaded_call_part_clobbered
12956 at the same time as setting reg_reloaded_valid.
12957 (delete_output_reload): Add a new_reload_reg parameter and use it
12958 instead of rld[j].reg_rtx.
12959 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
12962 2008-03-25 Tom Tromey <tromey@redhat.com>
12964 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
12965 (build/genattr.o): Likewise.
12966 (build/genattrtab.o): Likewise.
12967 (build/gencodes.o): Likewise.
12968 (build/genconfig.o): Likewise.
12969 (build/genconstants.o): Likewise.
12970 (build/genemit.o): Likewise.
12971 (build/genextract.o): Likewise.
12972 (build/genflags.o): Likewise.
12974 2008-03-25 Bob Wilson <bob.wilson@acm.org>
12976 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
12977 instead of size_int for integer types.
12978 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
12979 to match type of MINUS_EXPR.
12981 2008-03-25 Tom Tromey <tromey@redhat.com>
12983 * configure: Rebuilt.
12984 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
12987 2008-03-25 Tom Tromey <tromey@redhat.com>
12989 * config/x-solaris (host-solaris.o): Update.
12990 * config/x-linux (host-linux.o): Update.
12991 * config/x-hpux (host-hpux.o): Update.
12992 * config/x-darwin (host-darwin.o): Update.
12993 * config/v850/t-v850e (v850-c.o): Update.
12994 * config/v850/t-v850 (v850-c.o): Update.
12995 * config/t-vxworks (vxworks.o): Update.
12996 * config/t-sol2 (sol2-c.o, sol2.o): Update.
12997 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
12998 * config/spu/t-spu-elf (spu-c.o): Update.
13000 * config/sh/t-symbian (sh-c.o): Update.
13001 (symbian.o): Update.
13002 * config/sh/t-sh (sh-c.o): Update.
13003 * config/score/t-score-elf (score7.o, score3.o): Update.
13004 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13005 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13006 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13007 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13008 (rs6000.o): Remove.
13009 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13010 * config/m32c/t-m32c (m32c-pragma.o): Update.
13011 * config/ia64/t-ia64 (ia64-c.o): Update.
13012 * config/i386/x-mingw32 (host-mingw32.o): Update.
13013 * config/i386/x-i386 (driver-i386.o): Update.
13014 * config/i386/x-darwin (host-i386-darwin.o): Update.
13015 * config/i386/x-cygwin (host-cygwin.o): Update.
13016 * config/i386/t-nwld (nwld.o): Update.
13017 * config/i386/t-netware (netware.o): Update.
13018 * config/i386/t-interix (winnt.o): Update.
13019 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13020 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13021 msformat-c.o): Update.
13022 * config/bfin/t-bfin-linux (generated_files): Add
13023 linux-sysroot-suffix.h.
13024 * config/arm/t-wince-pe (pe.o): Update.
13025 * config/arm/t-strongarm-pe (pe.o): Update.
13026 * config/arm/t-pe (pe.o): Update.
13027 * config/arm/t-arm (arm-c.o): Update.
13028 * doc/install.texi (Prerequisites): Require make 3.80.
13029 * Makefile.in: Remove .o targets.
13030 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13031 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13032 (simple_generated_h, simple_generated_c): Move earlier.
13033 (generated_files): New variable.
13034 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13035 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13036 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13037 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13038 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13039 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13040 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13041 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13042 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13043 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13044 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13045 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13047 (COMPILE.base, COMPILE): New variables.
13048 (%.o): New pattern rule.
13049 (ALL_HOST_OBJS): New variable.
13050 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13051 (dummy-checksum.o, cc1-checksum.o): Remove.
13052 (DRIVER_SHLIB): New variable.
13053 (DRIVER_DEFINES): Use it.
13054 (gencondmd.c): Move out of build/.
13055 (s-conditions): Update.
13056 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13057 (ALL_BUILD_OBJS): Likewise.
13058 (build/%.o): Use BUILDCOMPILE.
13059 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13060 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13061 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13062 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13063 build/genconfig.o, build/genconstants.o, build/genemit.o,
13064 build/genextract.o, build/genflags.o, build/genmddeps.o,
13065 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13066 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13067 build/gen-protos.o, build/scan.o, build/fix-header.o,
13068 build/scan-decls.o): Simplify.
13069 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13070 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13071 prefix.o, toplev.o): Reduce to variable setting.
13072 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13073 ($(out_object_file), gcc-options.o): New targets.
13074 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13075 * configure: Rebuilt.
13076 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13077 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13079 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13081 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13082 complain when we hit an error, return ERROR_MARK_NODE.
13084 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13086 * config/sh/constraints.md (Pso, Psz): New constraints.
13087 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13088 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13090 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13092 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13093 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13095 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13097 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13098 (prefetch_sh2a): New.
13100 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13101 Naveen.H.S <naveen.hs@kpitcummins.com>
13103 * config/sh/constraints.md (I28): New constraint.
13104 * config/sh/sh.c (broken_move): Add support for movi20s.
13105 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13107 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13108 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13109 Naveen.H.S <naveen.hs@kpitcummins.com>
13111 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13112 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13113 (print_operand): Handle resbank in %@ operand code.
13114 (sh_encode_section_info): New.
13115 (push_regs): Add conditions for resbank.
13116 (sh_expand_epilogue): Likewise.
13117 (sh_insert_attributes): Likewise.
13118 (sh_attribute_table): Likewise.
13119 (sh_handle_resbank_handler_attribute): New.
13120 (sh2a_handle_function_vector_handler_attribute): New.
13121 (sh2a_is_function_vector_call): New.
13122 (sh2a_get_function_vector_number): New.
13123 (sh2a_function_vector_p): New.
13124 (sh_cfun_resbank_handler_p): New.
13125 * config/sh/sh.md (calli): Emit jsr/n if possible.
13126 (calli_tbr_rel): New.
13127 (calli_pcrel): Emit jsr/n if possible.
13128 (return_i): Emit rts/n if possible.
13129 (call_valuei_tbr_rel): New.
13130 (call_valuei_pcrel): Add condition for SH2A target.
13131 (call_value): Likewise.
13132 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13133 (sh2a_get_function_vector_number): Likewise.
13134 (sh2a_is_function_vector_call): Likewise.
13135 * doc/extend.texi: Document TBR relative addressing of SH2A.
13136 (resbank): Add description for SH2A.
13138 2008-03-24 Richard Guenther <rguenther@suse.de>
13141 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13142 pointer assignments change conversions according to middle-end rules.
13143 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13144 * configure.ac: Include type checking in yes.
13145 * configure: Regenerate.
13147 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13149 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13150 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13152 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13154 * gthr-vxworks.h (UNUSED): Define.
13156 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13158 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13160 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13162 * doc/extend.texi (Function Attributes): Add missing comma in the
13163 example of the "alloc_size" attribute.
13165 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13168 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13170 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13173 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13176 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13177 of the underlying type of a MS bitfield layout to the natural
13178 alignment of the type.
13180 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13182 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13183 to their natural alignment to avoid store forwarding stalls.
13185 2008-03-22 Richard Guenther <rguenther@suse.de>
13187 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13188 For PHI nodes verify the address is invariant.
13189 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13190 (get_symbol_constant_value): Use is_gimple_min_invariant.
13191 (maybe_fold_stmt_indirect): Likewise.
13193 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13195 PR rtl-optimization/33927
13196 * Makefile.in (dse.o): Depend on $(TM_P_H).
13197 * expr.h (extract_low_bits): Declare.
13198 * expmed.c (extract_low_bits): New function.
13199 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13200 * dse.c: Include tm_p.h.
13201 (find_shift_sequence): Remove the read_reg argument and return the
13202 read value. Emit the instructions instead of returning them.
13203 Iterate on new_mode rather than calculating it each time.
13204 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13205 source to NEW_MODE and extract_low_bits to convert the shifted
13206 value to READ_MODE.
13207 (replace_read): Allow the load and store to have different mode
13208 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13209 or extraction instructions before trying the replacement. Update
13210 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13212 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13214 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13215 to their natural alignment to avoid store forwarding stalls.
13217 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13220 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13221 encouraging but not allowing gprs for input;
13222 change the input constraint to !f#r.
13223 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13225 change the output constraint to !f#r.
13227 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13230 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13231 corresponding post-reload splitters.
13232 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13233 when x87 FP math is selected.
13234 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13235 New function prototype.
13236 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13237 unreachable function to ease macroization of insn patterns.
13239 2008-03-21 Martin Jambor <mjambor@suse.cz>
13241 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13242 reference dumps if ddr is NULL or dependence is unknown.
13244 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13246 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13247 unsigned extension into account.
13248 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13249 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13250 Do computations on a scratch register.
13252 2008-03-21 Richard Guenther <rguenther@suse.de>
13254 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13255 Use is_gimple_min_invariant instead of TREE_INVARIANT.
13256 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13257 * tree-ssa-dom.c (record_equality): Likewise.
13258 * tree-inline.c (copy_body_r): Likewise.
13259 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
13262 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13264 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
13265 as 'delete_unused' argument.
13267 2008-03-20 Richard Guenther <rguenther@suse.de>
13269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13270 special casing of constant qualifiers.
13271 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
13272 care about them in general.
13273 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
13274 regardless of their type.
13275 (fold_stmt_r): Forcefully fold *& if we end up with that.
13277 2008-03-20 Paul Brook <paul@codesourcery.com>
13279 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
13280 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
13282 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
13284 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
13285 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
13287 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
13289 * common.opt (Wmudflap): New option.
13290 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
13291 (mx_register_decls): Likewise.
13292 (mudflap_finish_file): Likewise.
13293 * doc/invoke.texi: Document -Wno-mudflap.
13295 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
13297 * c-format.c (replace_format_name_to_system_name): New.
13298 (cmp_attribs): New.
13299 (convert_format_name_to_system_name): New.
13300 (decode_format_attr): Add use of convert_format_name_to_system_name.
13301 (format_types_orig): Add gnu_ prefix to names.
13302 (check_format_info_main): Special treating of \0 escaped names for
13303 supporting multi-character format specifiers as I32, I64.
13304 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
13305 (gnu_target_overrides_format_attributes): New.
13306 * c-format.h: Add structure target_ovr_attr to hold
13307 system specific formatter names.
13308 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
13309 msformat-c.o file to c_target_objs and cxx_target_objs.
13310 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13311 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
13312 (TARGET_N_FORMAT_TYPES): New.
13313 * config/i386/msformat-c.c: New.
13314 * config/i386/t-cygming: Add build rule for msformat-c.o.
13315 * doc/extend.texi: Add new format names gnu_* and ms_* and
13317 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13319 2008-03-20 Ira Rosen <irar@il.ibm.com>
13321 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
13322 optimizations turned on under -O3.
13323 (ftree-vectorize): Add that the flag is turned on with -O3.
13325 2008-03-20 Ben Elliston <bje@au.ibm.com>
13327 * regmove.c (try_auto_increment): Fix spelling error in comment.
13328 * final.c (final_scan_insn): Likewise.
13330 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
13333 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
13334 allocator preferences for "y" and "r" class registers.
13335 ("*mov<mode>_internal"): Ditto.
13336 ("*movv2sf_internal_rex64"): Ditto.
13337 ("*movv2sf_internal"): Ditto.
13339 2008-03-19 Michael Matz <matz@suse.de>
13341 PR middle-end/35616
13342 * calls.c (expand_call): Check overlap of arguments with call
13343 address for sibcalls.
13345 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13348 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13349 of the underlying type of a MS bitfield layout to the natural
13350 alignment of the type.
13352 2008-03-19 Jan Hubicka <jh@suse.cz>
13355 * toplev.c (decode_d_option): Handle all CPP flags.
13356 * tree-vrp.c: Update tree_pass descriptors.
13357 * regrename.c: Update tree_pass descriptors.
13358 * fwprop.c: Update tree_pass descriptors.
13359 * doc/invoke.texi: Remove documentation of dropped -d? flags.
13360 * tree-into-ssa.c: Update tree_pass descriptors.
13361 * tree-dump.c: Update tree_pass descriptors.
13362 * tree-complex.c: Update tree_pass descriptors.
13363 * tree-dump.h: Update tree_pass descriptors.
13364 * see.c: Update tree_pass descriptors.
13365 * cgraphbuild.c: Update tree_pass descriptors.
13366 * tracer.c: Update tree_pass descriptors.
13367 * tree-loop-distribution.c: Update tree_pass descriptors.
13368 * cgraph.c: Update tree_pass descriptors.
13369 * postreload-gcse.c: Update tree_pass descriptors.
13370 * postreload.c: Update tree_pass descriptors.
13371 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
13372 * tree-tailcall.c: Update tree_pass descriptors.
13373 * tree-pass.h (tree_opt_pass): Rename to ...
13374 (opt_pass) ... this one; add "type" field and remove letter field.
13375 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
13376 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
13377 all_lowering_passes): Update declaration.
13378 * ipa-cp.c: Update tree_pass descriptors.
13379 * final.c: Update tree_pass descriptors.
13380 * omp-low.c: Update tree_pass descriptors.
13381 * tree-ssa-dse.c: Update tree_pass descriptors.
13382 * ipa-reference.c: Update tree_pass descriptors.
13383 * tree-ssa-uncprop.c: Update tree_pass descriptors.
13384 * auto-inc-dec.c: Update tree_pass descriptors.
13385 * reorg.c: Update tree_pass descriptors.
13386 * cgraphunit.c: Update tree_pass descriptors.
13387 * tree-ssa-copyrename.c: Update tree_pass descriptors.
13388 * tree-ssa-ccp.c: Update tree_pass descriptors.
13389 * df-core.c: Update tree_pass descriptors.
13390 * mode-switching.c: Update tree_pass descriptors.
13391 * tree-nomudflap.c: Update tree_pass descriptors.
13392 * modulo-sched.c: Update tree_pass descriptors.
13393 * ipa-pure-const.c: Update tree_pass descriptors.
13394 * cse.c: Update tree_pass descriptors.
13395 * web.c: Update tree_pass descriptors.
13396 * tree-stdarg.c: Update tree_pass descriptors.
13397 * tree-ssa-math-opts.c: Update tree_pass descriptors.
13398 * tree-ssa-dom.c: Update tree_pass descriptors.
13399 * tree-nrv.c: Update tree_pass descriptors.
13400 * tree-ssa-alias.c: Update tree_pass descriptors.
13401 * loop-init.c: Update tree_pass descriptors.
13402 * gimple-low.c: Update tree_pass descriptors.
13403 * ipa-inline.c: Update tree_pass descriptors.
13404 * tree-ssa-sink.c: Update tree_pass descriptors.
13405 * global.c: Update tree_pass descriptors.
13406 * ifcvt.c: Update tree_pass descriptors.
13407 * jump.c: Update tree_pass descriptors.
13408 * predict.c: Update tree_pass descriptors.
13409 * tree-ssa-loop.c: Update tree_pass descriptors.
13410 * recog.c: Update tree_pass descriptors.
13411 * dse.c: Update tree_pass descriptors.
13412 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
13413 * tree-eh.c: Update tree_pass descriptors.
13414 * regmove.c: Update tree_pass descriptors.
13416 * function.c: Update tree_pass descriptors.
13417 * tree-vectorizer.c: Update tree_pass descriptors.
13418 * gcse.c: Update tree_pass descriptors.
13419 * ipa-type-escape.c: Update tree_pass descriptors.
13420 * tree-if-conv.c: Update tree_pass descriptors.
13421 * init-regs.c: Update tree_pass descriptors.
13422 * ipa.c: Update tree_pass descriptors.
13423 * tree-ssa-phiopt.c: Update tree_pass descriptors.
13424 * rtl-factoring.c: Update tree_pass descriptors.
13425 * lower-subreg.c: Update tree_pass descriptors.
13426 * bt-load.c: Update tree_pass descriptors.
13427 * tree-dfa.c: Update tree_pass descriptors.
13428 * except.c: Update tree_pass descriptors.
13429 * emit-rtl.c: Update tree_pass descriptors.
13430 * cfgexpand.c: Update tree_pass descriptors.
13431 * tree-cfgcleanup.c: Update tree_pass descriptors.
13432 * cfgcleanup.c: Update tree_pass descriptors.
13433 * tree-ssa-pre.c: Update tree_pass descriptors.
13434 * tree-sra.c: Update tree_pass descriptors.
13435 * tree-mudflap.c: Update tree_pass descriptors.
13436 * tree-ssa-copy.c: Update tree_pass descriptors.
13437 * cfglayout.c: Update tree_pass descriptors.
13438 * tree-ssa-forwprop.c: Update tree_pass descriptors.
13439 * tree-ssa-dce.c: Update tree_pass descriptors.
13440 * tree-ssa.c: Update tree_pass descriptors.
13441 * regclass.c: Update tree_pass descriptors.
13442 * integrate.c: Update tree_pass descriptors.
13443 * tree-optimize.c: Update tree_pass descriptors.
13444 * tree-ssa-phiprop.c: Update tree_pass descriptors.
13445 * tree-object-size.c: Update tree_pass descriptors.
13446 * combine.c: Update tree_pass descriptors.
13447 * tree-outof-ssa.c: Update tree_pass descriptors.
13448 * bb-reorder.c: Update tree_pass descriptors.
13449 * stack-ptr-mod.c: Update tree_pass descriptors.
13450 * var-tracking.c: Update tree_pass descriptors.
13451 * tree-profile.c: Update tree_pass descriptors.
13452 * tree-vect-generic.c: Update tree_pass descriptors.
13453 * reg-stack.c: Update tree_pass descriptors.
13454 * sched-rgn.c: Update tree_pass descriptors.
13455 * tree-ssa-structalias.c: Update tree_pass descriptors.
13456 * tree-cfg.c: Update tree_pass descriptors.
13457 * passes.c (current_pass): Update declaration.
13458 (finish_optimization_passes): Update.
13459 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
13460 (register_one_dump_file, register_dump_files_1, next_pass_1):
13462 (init_optimization_passes): Update handling of new types.
13463 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
13464 * ipa-struct-reorg.c: Update tree_pass descriptors.
13465 * tree-ssa-reassoc.c: Update tree_pass descriptors.
13466 * combine-stack-adj.c: Update tree_pass descriptors.
13467 * cfgrtl.c: Update tree_pass descriptors.
13468 * dce.c: Update tree_pass descriptors.
13469 * tree-ssanames.c: Update tree_pass descriptors.
13471 2008-03-19 Richard Guenther <rguenther@suse.de>
13473 PR middle-end/35609
13474 * tree-ssa.c (walk_data): New structure.
13475 (warn_uninitialized_var): If not always_executed warn with "maybe"
13477 (execute_early_warn_uninitialized): Compute post-dominators.
13478 Initialize always_executed before processing each basic block.
13480 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13483 * config/i386/i386.c (x86_this_parameter): Calculate correct location
13484 of "this" pointer when "regparm = N" or "fastcall" is in effect.
13486 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13488 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
13490 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
13492 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
13494 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
13495 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
13496 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
13497 target after ignore has been set, and move there also the commputation
13498 of subtarget and original_target.
13499 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
13500 (LANG_HOOKS_INITIALIZER): Remove it.
13501 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
13503 2008-03-18 Richard Guenther <rguenther@suse.de>
13505 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
13506 found an expression with constants, note that in the VN for the lhs.
13507 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
13508 fold them to constants if possible. Run cleanup_cfg if done so.
13509 (execute_pre): Return todo.
13510 (do_pre): Likewise.
13511 (execute_fre): Likewise.
13512 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
13514 (get_prop_source_stmt): Look through pointer conversions.
13516 2008-03-18 Jan Hubicka <jh@suse.cz>
13518 * tree-pretty-print.c: Include predict.h.
13519 (dump_generic_node): Dump predictor.
13520 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
13521 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
13522 * gimple-low.c (lower_stmt): Likewise.
13523 * expr.c (expand_expr_real): Likewise.
13524 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
13526 (build_predict_expr, build_predict_expr): New.
13527 * predict.h (predictor_name, build_predict_expr): Update.
13528 * c-typeck.c (c_finish_bc_stmt): Add prediction.
13529 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
13530 * predict.def (PRED_CONTINUE): Update hitrate.
13531 * tree.def (PREDICT_EXPR): Define.
13532 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
13533 do not handle BIND_EXPR.
13534 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
13535 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
13536 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
13539 2008-03-18 Michael Matz <matz@suse.de>
13541 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
13543 2008-03-18 Richard Guenther <rguenther@suse.de>
13545 * tree-gimple.h (is_gimple_invariant_address): Declare.
13546 (is_gimple_constant): Likewise.
13547 * tree-gimple.c (is_gimple_constant): New function.
13548 (is_gimple_invariant_address): Likewise.
13549 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
13550 and is_gimple_invariant_address.
13551 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
13553 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
13554 an addressable base.
13556 2008-03-18 Jakub Jelinek <jakub@redhat.com>
13558 PR middle-end/35611
13559 * gimplify.c (gimplify_expr): Gimplify second operand of
13562 2008-03-17 Richard Guenther <rguenther@suse.de>
13564 PR tree-optimization/19637
13565 * fold-const.c (fold_unary): Remove restrictions of removing
13566 intermediate pointer-conversions (P2)(P1)P0.
13567 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
13568 conversion to void pointer.
13569 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
13571 2008-03-16 James E. Wilson <wilson@tuliptree.org>
13574 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
13575 emulated thread local variables.
13577 2008-03-16 Richard Guenther <rguenther@suse.de>
13579 PR middle-end/35607
13580 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
13581 expand TREE_INVARIANT operations that are not gimple invariant.
13583 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
13585 * doc/extend.texi (Alignment): Say that the ABI controls
13586 the __alignof__ for non-strict-alignment targets rather
13587 than being a recommendation.
13589 2008-03-15 Paul Brook <paul@codesourcery.com>
13591 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
13593 (arm_output_fn_unwind): Mark functions that can not be unwound.
13595 2008-03-15 Paul Brook <paul@codesourcery.com>
13597 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
13598 extension instructions.
13600 2008-03-15 Richard Guenther <rguenther@suse.de>
13602 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
13603 and fold constant aggregate refs.
13604 (fold_const_aggregate_ref): Handle string constants
13605 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
13606 (evaluate_stmt): Simplify now that ccp_fold folds constant
13609 2008-03-15 Paul Brook <paul@codesourcery.com>
13611 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
13612 (extzv): Use gen_extzv_t2.
13613 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
13615 2008-03-15 Richard Guenther <rguenther@suse.de>
13617 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
13618 (fold_const_aggregate_ref): Likewise.
13619 (get_value): Return NULL if we don't have any values.
13620 (ccp_finalize): Set const_val to NULL after freeing it.
13621 * tree-flow.h (get_symbol_constant_value): Declare.
13622 (fold_const_aggregate_ref): Likewise.
13623 * tree-ssa-sccvn.c (try_to_simplify): Use them.
13625 2008-03-15 Richard Guenther <rguenther@suse.de>
13627 PR middle-end/35593
13628 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
13629 to not produce negative array indices if not allowed. Add
13630 parameter to indicate that.
13631 (maybe_fold_offset_to_component_ref): Allow negative array
13632 indices only for the first member of a structure.
13633 (maybe_fold_offset_to_reference): Allow negative array indices.
13634 (maybe_fold_stmt_addition): Likewise.
13636 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
13637 Anatoly Sokolov <aesok@post.ru>
13639 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
13640 (avr_arch): Add ARCH_AVR6.
13641 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
13642 (initial_elimination_offset): Initialize and use 'avr_pc_size'
13643 instead of fixed value 2.
13644 (print_operand_address): Use gs() asm specifier instead of pm().
13645 (avr_assemble_integer): (Ditto.).
13646 (avr_output_addr_vec_elt): (Ditto.).
13647 (print_operand): Handle "!" code.
13648 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
13649 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
13650 (AVR_HAVE_EIJMP_EICALL): Define.
13651 (AVR_3_BYTE_PC): Redefine.
13652 (AVR_2_BYTE_PC): (Ditto.).
13653 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
13654 (LINK_SPEC): Add atmega2560 and atmega2561.
13655 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
13657 * config/avr/avr.md (call_insn): Use eicall instead of icall
13658 for 3 byte PC devices.
13659 (call_value_insn): (Ditto.).
13660 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
13661 (indirect_jump): Use only for for 2 byte PC devices.
13662 (*tablejump): (Ditto.).
13663 (*indirect_jump_avr6): Add insn.
13664 (*tablejump_rjmp): Don't use for 3 byte PC devices.
13665 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
13666 instead of ijmp for 3 byte PC devices.
13667 (__tablejump2__): (Ditto.).
13668 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
13669 (MULITLIB_DIRNAMES): (Ditto.).
13670 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
13672 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
13674 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
13675 "sse2_umulsidi3". Use V1DI mode for operand 0.
13676 ("mmx_psadbw"): Use V1DI mode for operand 0.
13677 * config/i386/i386-modes.def (V1SI): New vector mode.
13678 * config/i386/i386.c (struct builtin_description)
13679 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
13680 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
13681 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
13682 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
13683 v1di_ftype_v8qi_v8qi type.
13684 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
13686 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
13687 __builtin_ia32_pmuludq]: Fix the mode of return value.
13689 2008-03-15 Richard Guenther <rguenther@suse.de>
13691 PR middle-end/35595
13692 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
13695 2008-03-14 Bob Wilson <bob.wilson@acm.org>
13697 * doc/invoke.texi (Option Summary, Xtensa Options): Document
13698 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
13699 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
13700 unless TARGET_SERIALIZE_VOLATILE is enabled.
13701 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
13702 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
13703 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
13705 2008-03-14 Richard Guenther <rguenther@suse.de>
13707 PR tree-optimization/34172
13708 * tree-flow.h (refs_may_alias_p): Declare.
13709 (get_single_def_stmt): Likewise.
13710 (get_single_def_stmt_from_phi): Likewise.
13711 (get_single_def_stmt_with_phi): Likewise.
13712 * tree-dfa.c (refs_may_alias_p): New function.
13713 (get_single_def_stmt): Likewise.
13714 (get_single_def_stmt_from_phi): Likewise.
13715 (get_single_def_stmt_with_phi): Likewise.
13716 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
13717 (vn_reference_lookup_1): New helper function.
13718 (vn_reference_lookup): Walk the virtual use-def chain to
13719 continue searching for a match if the def does not alias the
13720 reference we are looking for.
13722 2008-03-14 David Edelsohn <edelsohn@gnu.org>
13724 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
13725 archive and Perzl. Update The Written Word listing.
13727 2008-03-14 Richard Guenther <rguenther@suse.de>
13729 PR tree-optimization/34043
13730 PR tree-optimization/33989
13731 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
13733 (bitmap_find_leader): Use extra argument to verify dominance
13734 relationship inside a basic-block.
13735 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
13736 (find_leader_in_sets): Adjust.
13737 (create_component_ref_by_pieces): Take extra argument for
13738 dominance check, handle lookup failures.
13739 (find_or_generate_expression): Likewise.
13740 (create_expression_by_pieces): Likewise.
13741 (insert_into_preds_of_block): Adjust.
13742 (create_value_expr_from): If asked for, verify all operands
13743 are in the blocks AVAIL_OUT set.
13744 (make_values_for_stmt): Check for SSA_NAMEs that are life
13745 over an abnormal edge.
13746 (compute_avail): Remove such check.
13747 (do_SCCVN_insertion): New function.
13748 (eliminate): If we do not find a leader suitable for replacement
13749 insert a replacement expression from SCCVN if available.
13750 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
13751 (struct vn_ssa_aux): Add needs_insertion flag.
13752 * tree-ssa-sccvn.c (may_insert): New global flag.
13753 (copy_reference_ops_from_ref): Value-number union member access
13754 based on its size, not type and member if insertion is allowed.
13755 (visit_reference_op_load): For a weak match from union type
13756 punning lookup a view-converted value and insert a SSA_NAME
13757 for that value if that is not found.
13758 (visit_use): Make dumps shorter. Do not disallow value numbering
13759 SSA_NAMEs that are life over an abnormal edge to constants.
13760 (free_scc_vn): Release inserted SSA_NAMEs.
13761 (run_scc_vn): New flag to specify whether insertion is allowed.
13762 Process SSA_NAMEs in forward order.
13763 * tree-ssa-loop-im.c (for_each_index): Handle invariant
13764 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
13765 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
13766 pointer type to/from integral types that do not change the
13767 precision to regular conversions.
13769 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13771 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13772 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13773 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
13774 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
13775 input arguments and the mode of return value. Built-in functions
13776 that operate on whole 64-bit MMX register now use V1DI mode.
13778 2008-03-13 Alon Dayan <alond@il.ibm.com>
13779 Olga Golovanevsky <olga@il.ibm.com>
13781 PR tree-optimization/35041
13782 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
13783 to locate the right position in a statement.
13785 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13789 * config/i386/xmmintrin.h: Change all static inline functions to
13790 extern inline and add __gnu_inline__ attribute.
13791 * config/i386/bmintrin.h: Ditto.
13792 * config/i386/smmintrin.h: Ditto.
13793 * config/i386/tmmintrin.h: Ditto.
13794 * config/i386/mmintrin-common.h: Ditto.
13795 * config/i386/ammintrin.h: Ditto.
13796 * config/i386/emmintrin.h: Ditto.
13797 * config/i386/pmmintrin.h: Ditto.
13798 * config/i386/mmintrin.h: Ditto.
13799 * config/i386/mm3dnow.h: Ditto.
13801 2008-03-13 Jakub Jelinek <jakub@redhat.com>
13803 PR middle-end/35185
13804 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
13805 (lower_omp_2): New function.
13806 (lower_omp_1, lower_omp): Rewritten.
13808 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
13811 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
13812 with the phrase "Microsoft Windows compilers".
13813 (Push/Pop Macro Pragmas): New subsection. Document
13814 #pragma push_macro and pragma pop_macro.
13816 2008-03-12 Paul Brook <paul@codesourcery.com>
13818 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
13820 2008-03-12 Paul Brook <paul@codesourcery.com>
13822 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
13823 (thumb2_alusi3_short): Exclude PLUS and MINUS.
13824 (thumb2_addsi_shortim): Rename ...
13825 (thumb2_addsi_short): ... to this. Allow register operands.
13826 (thumb2_subsi_short): New pattern.
13827 (thumb2_one_cmplsi2_short,
13828 thumb2_negsi2_short): New patterns and peepholes.
13830 2008-03-12 Paul Brook <paul@codesourcery.com>
13832 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
13834 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
13836 * config/i386/i386.md (int_cond): New code iterator.
13838 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
13839 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
13840 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
13841 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
13842 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
13843 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
13844 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
13845 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
13847 2008-03-12 Paul Brook <paul@codesourcery.com>
13849 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
13850 instead of {arm,thumb}_compute_save_reg_mask.
13851 (output_return_instruction): Ditto.
13852 (thumb_unexpanded_epilogue): Ditto.
13853 (thumb1_expand_prologue): Ditto.
13854 (thumb1_output_function_prologue): Ditto.
13855 (arm_set_return_address): Ditto.
13856 (thumb_set_return_address): Ditto.
13857 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
13858 regs to achieve stack alignment.
13859 (thumb1_compute_save_reg_mask): Fix compiler warning.
13860 (arm_output_epilogue): Use offsets->saved_regs_mask.
13861 Adjust stack pointer by poping call clobered registers.
13862 (arm_expand_prologue): Use offsets->saved_regs_mask.
13863 Adjust stack pointer by pushing extra registers.
13864 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
13866 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
13869 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
13870 conversion to the operands of a multiplication.
13872 2008-03-12 Richard Guenther <rguenther@suse.de>
13874 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
13875 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
13876 * timevar.def (TV_TREE_PHIPROP): Add.
13877 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
13878 pass description. Use TV_TREE_PHIPROP.
13879 * tree-ssa-forwprop.c: Remove phiprop code.
13881 2008-03-12 Jakub Jelinek <jakub@redhat.com>
13883 PR middle-end/35549
13884 * omp-low.c (maybe_lookup_decl): Constify first argument.
13885 (use_pointer_for_field): Change last argument from bool to
13886 omp_context *. Disallow shared copy-in/out in nested
13887 parallel if decl is shared in outer parallel too.
13888 (build_outer_var_ref, scan_sharing_clauses,
13889 lower_rec_input_clauses, lower_copyprivate_clauses,
13890 lower_send_clauses, lower_send_shared_vars): Adjust callers.
13892 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
13893 Ira Rosen <irar@il.ibm.com>
13895 * tree-vectorizer.c (free_stmt_vec_info): New function.
13896 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
13897 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
13898 * tree-vectorizer.h (free_stmt_vec_info): Declare.
13899 * tree-vect-transform.c (vectorizable_conversion): Free
13900 vec_oprnds0 if it was allocated.
13901 (vect_permute_store_chain): Remove unused VECs.
13902 (vectorizable_store): Free VECs that are allocated in the..
13904 (vect_transform_strided_load, vectorizable_load): Likewise.
13905 (vect_remove_stores): Simplify the code.
13906 (vect_transform_loop): Move code to vect_remove_stores().
13907 Call vect_remove_stores() and free_stmt_vec_info().
13909 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13911 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
13912 TARGET_HPUX. Revise comment.
13913 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
13914 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
13915 Use sr4 variant of `be' instruction when not generating PIC code.
13916 (attr_length_call): Adjust for above change.
13918 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13920 * ipa-reference.c (static_execute): Remove module_statics_const and
13921 associated setting code.
13923 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13926 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
13927 predicate for operand 1.
13928 (paritysi2_cmp): Use register_operand predicate for operand 2.
13929 Use earlyclobber modifier for operand 1. Remove support for
13931 (paritydi2_cmp): Use register_operand predicate for operand 3.
13932 Use earlyclobber modifier for operand 1. Remove support for
13935 2008-03-11 Paul Brook <paul@codesourcery.com>
13936 Vladimir Prus <vladimir@codesourcery.com>
13938 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
13939 (arm_compute_save_reg0_reg12_mask): Always
13940 check if register 11 must be saved. Always safe hard frame pointer
13941 when frame_pointer_needeed.
13942 (arm_compute_save_reg_mask): Save IP and PC
13943 only with apcs frames.
13944 (arm_output_epilogue): Adjust Thumb2 codepath to
13945 be also invoked and work for ARM non-apcs frames.
13946 (arm_expand_prologue): Don't bother saving IP
13947 for non-apcs frame, since it's not clobbered by
13948 prologue code. Implement non-apcs frame
13951 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13953 PR rtl-optimization/35281
13954 * expr.c (convert_move): Use a new pseudo for the intermediate
13955 from_mode->word_mode result.
13957 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
13959 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
13960 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
13961 * toplev.c (compile_file): Don't call it.
13963 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
13965 PR middle-end/35526
13966 * expr.c (store_expr): Call emit_block_move if the mode
13967 of "temp" RTX is BLKmode.
13969 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13970 Richard Guenther <rguenther@suse.de>
13972 PR tree-optimization/31358
13973 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
13974 the step with a NULL_TREE.
13975 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
13976 to sizetype if type is a pointer type.
13977 (add_candidate_1): Don't convert the base and step to
13978 the generic type if the orginal type is a pointer type.
13979 (add_iv_value_candidates): Use sizetype for the step
13980 if type is a pointer type.
13981 (cand_value_at): Likewise.
13982 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
13984 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
13985 Don't convert the tem affine to the type.
13986 (add_elt_to_tree): Use sizetype for the step if a pointer.
13987 Use POINTER_PLUS_EXPR for pointers.
13988 (aff_combination_to_tree): Use sizetype for the step if a
13991 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
13993 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
13994 Remove commutativity hint.
13996 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14000 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14001 errorneous type. Check that v is a VAR_DECL.
14003 PR middle-end/35099
14004 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14006 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14008 PR tree-optimization/35494
14009 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14010 may be overriden at link and run time.
14012 2008-03-10 Richard Guenther <rguenther@suse.de>
14014 PR tree-optimization/34677
14015 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14016 (poolify_tree): Likewise.
14017 (modify_expr_template): Likewise.
14018 (poolify_modify_stmt): Likewise.
14019 (insert_fake_stores): Handle all component-ref style stores
14020 in addition to INDIRECT_REF. Also handle complex types.
14021 Do not poolify the inserted load.
14022 (realify_fake_stores): Do not rebuild the tree but only
14023 make it a SSA_NAME copy.
14024 (init_pre): Remove initialzation of modify_expr_template.
14025 Do not allocate modify_expr_node_pool.
14026 (fini_pre): Do not free modify_expr_node_pool.
14028 2008-03-10 Paul Brook <paul@codesourcery.com>
14030 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14031 to avoid conflicts.
14033 2008-03-10 Paul Brook <paul@codesourcery.com>
14034 Mark Shinwell <shinwell@codesourcery.com>
14036 * config/arm/cortex-r4.md: New.
14037 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14039 * config/arm/arm.md: Include cortex-r4.md.
14040 (insn): Add smmls, sdiv and udiv values.
14041 (generic_sched): Don't use generic scheduling for Cortex-R4.
14042 (arm_issue_rate): New function.
14043 (TARGET_SCHED_ISSUE_RATE): Define.
14045 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14047 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14049 2008-03-10 Richard Guenther <rguenther@suse.de>
14051 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14052 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14054 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14056 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14057 Set default to true.
14059 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14061 * c.opt (Wsynth): Deprecate.
14062 * doc/invoke.texi (Option Summary, Warning Options): Document
14063 -Wno-format-contains-nul.
14065 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14068 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14069 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14071 2008-03-09 Ira Rosen <irar@il.ibm.com>
14073 * config/rs6000/rs6000.c (builtin_description): Rename vector
14074 left shift operations.
14075 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14076 (altivec_vsl<VI_char>): Rename to ...
14077 (ashl<mode>3): ... new name.
14078 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14080 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14082 2008-03-08 Richard Guenther <rguenther@suse.de>
14084 * coverage.h (tree_coverage_counter_addr): Declare.
14085 * coverage.c (tree_coverage_counter_addr): New function.
14086 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14087 before using again.
14088 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14089 (tree_gen_one_value_profiler): Likewise.
14090 (tree_gen_ic_profiler): Likewise.
14091 (tree_gen_average_profiler): Likewise.
14092 (tree_gen_ior_profiler): Likewise.
14094 2008-03-08 Richard Guenther <rguenther@suse.de>
14096 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14097 (vn_binary_op_insert): Likewise.
14098 (vn_unary_op_lookup): Likewise.
14099 (vn_unary_op_insert): Likewise.
14100 (vn_nary_op_lookup): Declare.
14101 (vn_nary_op_insert): Likewise.
14102 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14103 and binary hashes, use a single obstack for unary_op_pool
14104 and binary_op_pool.
14105 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14106 a single struct vn_nary_op_s. Store tree code length and
14107 a variable number of operands.
14108 (struct vn_reference_op_struct): Remove unused op2.
14109 (vn_reference_op_eq): Do not compare op2.
14110 (vn_reference_op_compute_hash): Do not compute hash of op2.
14111 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14112 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14113 with vn_nary_op_compute_hash.
14114 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14115 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14117 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14119 (visit_unary_op): Call nary functions.
14120 (visit_binary_op): Likewise.
14121 (process_scc): Adjust for struct vn_tables_s changes.
14122 (allocate_vn_table): Likewise.
14123 (free_vn_table): Likewise.
14124 * tree-vn.c (vn_add): Call nary functions.
14125 (vn_lookup): Likewise.
14127 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14130 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14131 wdst back after sync_compare_and_swapqhi_internal.
14133 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14136 * config/i386/i386-modes.def (V1DI): New vector mode.
14137 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14138 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14139 (MMXMODE248): Ditto.
14140 (MMXMODE): Add V1DI mode.
14141 (mmxvecsize): Change DI mode to V1DI mode.
14142 ("mov<mode>): Use MMXMODEI8 mode iterator.
14143 ("*mov<mode>_internal_rex64"): Ditto.
14144 ("*mov<mode>_internal"): Ditto.
14145 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14146 ("mmx_sub<mode>3"): Ditto.
14147 ("mmx_adddi3"): Remove insn pattern.
14148 ("mmx_subdi3"): Ditto.
14149 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14150 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14151 ("mmx_ashl<mode>3"): Ditto.
14152 ("mmx_lshrdi3"): Remove insn pattern.
14153 ("mmx_ashldi3"): Ditto.
14154 * config/i386/i386.c (classify_argument): Handle V1DImode.
14155 (function_arg_advance_32): Ditto.
14156 (function_arg_32): Ditto.
14157 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14158 mmx_addv1di3 insn pattern.
14159 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14160 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14161 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14162 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14163 Remove definitions of built-in functions.
14164 (V1DI_type_node): New node.
14165 (v1di_ftype_v1di_int): Ditto.
14166 (v1di_ftype_v1di_v1di): Ditto.
14167 (v2si_ftype_v2si_si): Ditto.
14168 (v4hi_ftype_v4hi_di): Remove node.
14169 (v2si_ftype_v2si_di): Ditto.
14170 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14171 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14172 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14173 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14174 Add new builtins using def_builtin_const.
14175 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14176 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14177 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14178 * config/i386/mmintrin.h (__v1di): New typedef.
14179 (_mm_add_si64): Cast arguments to __v1di type.
14180 (_mm_sub_si64): Ditto.
14181 (_mm_sll_pi16): Cast __count to __v4hi type.
14182 (_mm_sll_pi32): Cast __count to __v2si type.
14183 (_mm_sll_si64): Cast arguments to __v1di type.
14184 (_mm_srl_pi16): Cast __count to __v4hi type.
14185 (_mm_srl_pi32): Cast __count to __v2si type.
14186 (_mm_srl_si64): Cast arguments to __v1di type.
14187 (_mm_sra_pi16): Cast __count to __v4hi type.
14188 (_mm_sra_pi32): Cast __count to __v2si type.
14189 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14190 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14191 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14192 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14193 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14194 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14195 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14196 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14197 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14198 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14199 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14200 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14202 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14204 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14206 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14209 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14210 reg+const addressing for Altivec modes. Don't generate reg+reg
14211 addressing for TFmode or TDmode quantities.
14213 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14215 * c-common.c (vector_types_convertible_p): Call langhook
14216 instead of comptypes.
14218 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14221 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14222 integral and scalar float variables which have a
14225 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14227 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14228 dwarf_register_span hook when emitting unwind information for
14229 register-to-memory saves.
14230 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14231 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14233 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14235 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14236 for the same VAR_DECL.
14238 2008-03-06 Tom Tromey <tromey@redhat.com>
14240 * treelang: Delete.
14241 * doc/standards.texi (Standards): Don't mention treelang.
14242 * doc/invoke.texi (Overall Options): Don't mention treelang.
14243 * doc/install.texi (Prerequisites): Don't mention bison or
14245 (Configuration): Don't mention treelang.
14246 (Building): Likewise.
14247 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14249 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14251 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14252 word-extractions out of a multi-word object.
14254 2008-03-06 Richard Guenther <rguenther@suse.de>
14256 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
14257 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
14258 result type and precision.
14259 * expr.c (get_inner_reference): Set unsignedp based on the result
14260 type of BIT_FIELD_REF.
14261 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14262 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
14263 (try_instantiate_multiple_fields): Likewise. Use the correct type
14265 (sra_build_assignment): Likewise.
14266 (sra_build_elt_assignment): Likewise.
14267 (sra_explode_bitfield_assignment): Likewise.
14268 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
14269 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
14270 set BIT_FIELD_REF_UNSIGNED.
14271 (vectorizable_load): Likewise.
14273 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
14275 * cse.c (cse_extended_basic_block): Invalidate artificial defs
14278 2008-03-06 Richard Guenther <rguenther@suse.de>
14280 * alias.c (struct alias_set_entry): Move has_zero_child field
14281 to pack with alias_set.
14283 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14285 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14288 2008-03-05 Ian Lance Taylor <iant@google.com>
14290 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
14292 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
14294 * fwprop.c (update_df): Support width and offset parameters of
14296 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
14297 global_conflicts): Change DF_REF_EXTRACT to either
14298 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14299 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14300 * df-scan.c (df_ref_record, df_defs_record,
14301 df_ref_create_structure, df_def_record_1, df_uses_record,
14302 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
14303 df_bb_refs_collect, df_entry_block_defs_collect,
14304 df_exit_block_uses_collect): Support new width and offset fields.
14305 (ref_extract_pool): New storage pool.
14306 (df_free_ref): New function.
14307 (df_reg_chain_unlink, df_free_collection_rec,
14308 df_sort_and_compress_refs): Call df_free_ref.
14309 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
14311 (df_ref_create_structure): Allocate df_ref_extract if offset and
14312 width fields are used.
14313 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
14314 (df_uses_record): Get offset and width from ZERO_EXTRACT
14316 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
14317 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14318 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14319 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
14320 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14321 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14322 (df_ref_extract): New structure.
14323 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
14324 (df_ref_create): Add width and offset parameters.
14326 2008-03-05 Richard Guenther <rguenther@suse.de>
14328 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14329 Use ranges_overlap_p.
14330 (offset_overlaps_with_access): Rename
14331 to ranges_overlap_p and move ...
14332 * tree-flow-inline.h (ranges_overlap_p): ... here.
14334 * tree.h (get_inner_reference, handled_component_p): Update
14337 * tree.h (record_component_aliases, get_alias_set,
14338 alias_sets_conflict_p, alias_sets_must_conflict_p,
14339 objects_must_conflict_p): Move declarations ...
14340 * alias.h (record_component_aliases, get_alias_set,
14341 alias_sets_conflict_p, alias_sets_must_conflict_p,
14342 objects_must_conflict_p): ... here.
14343 Include coretypes.h.
14344 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
14346 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
14348 * cfg.c: Include tree-flow.h.
14349 (remove_edge_raw): Call redirect_edge_var_map_clear.
14350 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
14351 * tree-flow-inline.h (redirect_edge_var_map_def): New.
14352 (redirect_edge_var_map_result): New.
14353 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
14354 PENDING_STMT use with redirect_edge_var_map_*.
14355 * tree-ssa.c (edge_var_maps): New definition.
14356 (redirect_edge_var_map_add): New.
14357 (redirect_edge_var_map_clear): New.
14358 (redirect_edge_var_map_dup): New.
14359 (redirect_edge_var_map_vector): New.
14360 (redirect_edge_var_map_destroy): New.
14361 (ssa_redirect_edge): Replace PENDING_STMT use with
14362 redirect_edge_var_map_*.
14363 (flush_pending_stmts): Same.
14364 (delete_tree_ssa): Destroy edge var map.
14365 * tree-flow.h (struct _edge_var_map): New.
14366 Define edge_var_map vector type.
14367 Declare redirect_edge_var_map_* prototypes.
14368 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
14369 * tree-cfg.c (reinstall_phi_args): Replace
14370 PENDING_STMT use with redirect_edge_var_map_*.
14372 2008-03-05 Richard Guenther <rguenther@suse.de>
14374 PR tree-optimization/35472
14375 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
14376 whose single use_stmt has a overlapping set of loaded and
14377 stored symbols as that use_stmt might be a noop assignment then.
14379 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14381 * gthr-rtems.h: Implement __gthread_mutex_destroy.
14383 2008-03-05 Richard Guenther <rguenther@suse.de>
14386 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
14387 should be constants.
14388 * tree-cfg.c (verify_expr): Verify it.
14389 * fold-const.c (fold_truthop): Remove code generating
14390 BIT_FIELD_REFs of structure bases.
14391 (fold_binary): Likewise.
14392 (fold_ternary): Position and size of BIT_FIELD_REFs are
14393 always host integers.
14394 (make_bit_field_ref): Remove.
14395 (optimize_bit_field_compare): Remove.
14396 (all_ones_mask_p): Remove.
14398 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
14401 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
14402 (split_block_and_df_analyze): New. Split basic block and rebuild
14404 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
14406 (split_pattern_seq): Likewise.
14407 (erase_matching_seqs): Likewise.
14408 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
14410 2008-03-04 Geoff Keating <geoffk@apple.com>
14412 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
14413 declaration and code.
14414 (tree_invalid_nonnegative_warnv_p): Likewise.
14416 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
14418 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
14419 examples. Truncate option-names then causing overfull hbox.
14421 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14424 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
14426 * configure: Rebuilt.
14428 2008-03-04 Rafael Espindola <espindola@google.com>
14430 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
14431 (tree_unary_nonnegative_warnv_p): New.
14432 (tree_binary_nonnegative_warnv_p): New.
14433 (tree_single_nonnegative_warnv_p): New.
14434 (tree_invalid_nonnegative_warnv_p): New.
14435 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
14437 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14440 * opts.c (handle_option): Postpone 'unknown option' errors only for
14443 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
14446 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
14449 2008-03-04 Rafael Espindola <espindola@google.com>
14451 * fold-const.c (tree_unary_nonzero_warnv_p): New.
14452 (tree_binary_nonzero_warnv_p): New.
14453 (tree_single_nonzero_warnv_p): New.
14454 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
14456 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
14458 PR middle-end/35456
14459 * fold-const.c (fold_cond_expr_with_comparison): Prevent
14460 transformations for modes that have signed zeros.
14461 * ifcvt.c (noce_try_abs): Ditto.
14463 2008-03-04 Joseph Myers <joseph@codesourcery.com>
14465 * config/i386/i386.c (override_options): Force
14466 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
14468 2008-03-04 Jan Hubicka <jh@suse.cz>
14471 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
14474 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14476 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
14477 label to probe the stack.
14479 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14481 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
14482 (__gthr_win32_mutex_destroy): Declare.
14483 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
14484 __gthr_win32_mutex_destroy.
14485 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
14487 2008-03-03 Jan Hubicka <jh@suse.cz>
14490 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
14491 aggressive on inlining cold calls.
14493 2008-03-03 Richard Guenther <rguenther@suse.de>
14495 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
14496 struct copies into the expression table.
14497 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
14498 (try_to_simplify): Likewise.
14499 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
14500 integral and pointer arguments which do not change the
14501 precision to NOP_EXPRs.
14502 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
14503 VIEW_CONVERT_EXPR case.
14505 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
14507 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
14508 defined in a loop at depth 0 is invariant.
14509 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14510 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
14511 be called at loop depth 0.
14513 2008-03-02 Jakub Jelinek <jakub@redhat.com>
14516 * gcc.c (process_command): Update copyright notice dates.
14517 * gcov.c (print_version): Likewise.
14518 * gcov-dump.c (print_version): Likewise.
14519 * mips-tfile.c (main): Likewise.
14520 * mips-tdump.c (main): Likewise.
14522 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14525 * c-common.c (flag_permissive): Delete.
14526 (constant_expression_warnings): Check flags first.
14527 (constant_expression_error): New.
14528 * c-common.h (flag_permissive): Delete.
14529 (constant_expression_error): Declare.
14530 * flags.h (flag_permissive): Declare. Update description.
14531 * diagnostic.c (pedwarn): Update.
14533 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
14534 (permissive_error_kind): New.
14535 * toplev.c (flag_permissive): Define. Update description.
14536 * toplev.h (permissive_error_kind): Declare.
14537 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
14538 (pedwarn_c90): Use pedantic_warning_kind.
14539 * c-opts.c (c_common_post_options): flag_permissive does not affect
14540 flag_pedantic_errors.
14542 2008-03-02 Joseph Myers <joseph@codesourcery.com>
14544 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
14545 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
14546 __absvsi2, __absvDI2): Use unsigned arithmetic.
14548 2008-03-02 Andi Kleen <ak@suse.de>
14549 Richard Guenther <rguenther@suse.de>
14551 * struct-equiv.c: Remove file.
14552 * cfg_cleanup.c (condjump_equiv_p): Remove.
14553 * Makefile.in (OBJS-common): Remove struct-equiv.o.
14554 (struct-equiv.o): Remove rule.
14555 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
14556 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
14557 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
14559 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14561 * ifcvt.c (noce_process_if_block): Try to handle only the then
14562 block if the else block exists but isn't suitable.
14564 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14567 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
14568 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
14569 regression from previous patch.
14571 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14574 * gthr.h: Add __gthread_mutex_destroy as a function that must be
14576 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
14577 * gthr-single.h (__gthread_mutex_destroy): Likewise.
14578 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
14579 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
14580 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
14581 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
14582 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
14583 (__gthread_mutex_destroy_function): Rename to
14584 __gthread_mutex_destroy.
14585 * gthr-dce.h (__gthread_mutex_destroy): Call
14586 pthread_mutex_destroy.
14587 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
14588 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
14589 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
14591 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14593 * df-scan.c (df_ref_chain_change_bb): Simplify.
14594 (df_insn_change_bb): Add new_bb argument. Simplify. Call
14595 set_block_for_insn if there's any change.
14596 * df.h ((df_insn_change_bb): Fix prototype.
14597 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
14598 df_insn_change_bb, don't call set_block_for_insn.
14599 * emit-rtl.c (reorder_insns): Likewise.
14600 * haifa-sched.c (move_insn): Likewise.
14602 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14604 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
14606 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14608 * tree-flow-inline.h (next_readonly_imm_use): Return
14609 NULL_USE_OPERAND_P after the end.
14611 2008-03-01 Richard Guenther <rguenther@suse.de>
14613 PR tree-optimization/35411
14614 * tree-sra.c (sra_build_assignment): Split conversion to
14615 final type to a separate statement if we are not assigning
14618 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14620 * fold-const.c (fold_convertible_p): Correct the logic to follow
14621 that in fold_convert().
14623 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
14626 * tree-inline.c (build_duplicate_type): When we make a
14627 duplicate type, make it unique in the canonical types system.
14629 2008-02-29 Tom Tromey <tromey@redhat.com>
14631 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
14632 input_file_stack_history, input_file_stack_restored): Remove.
14633 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14634 * input.h (struct file_stack): Remove.
14635 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14636 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
14638 * diagnostic.h (struct diagnostic_context) <last_module>: Change
14640 (diagnostic_last_module_changed): Add 'map' argument.
14641 (diagnostic_set_last_function): Likewise.
14642 * diagnostic.c (undiagnostic_report_current_module): Iterate using
14643 line map, not input_file_stack.
14644 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
14646 2008-02-29 Paul Brook <paul@codesourcery.com>
14648 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
14650 2008-02-29 Paul Brook <paul@codesourcery.com>
14652 * config/arm/ieee754-df.S (muldf3): Use RET macros.
14654 2008-02-29 Richard Guenther <rguenther@suse.de>
14656 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
14658 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
14659 value for comparing for a store match.
14660 (simplify_unary_expression): Do nothing for SSA_NAMEs.
14661 (try_to_simplify): Do not do a full-blown reference lookup.
14663 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14665 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
14666 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14668 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
14670 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
14672 * tree-loop-linear.c (try_interchange_loops): Compare memory access
14673 strides against cache sizes.
14675 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14677 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
14680 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
14682 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
14683 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
14684 is smaller than the original promoted value.
14685 (simplify_subreg): If OP is a SUBREG, try to preserve its
14686 SUBREG_PROMOTED_VAR_P information.
14688 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
14690 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
14691 (VN_INFO_GET): Allocate new objects on the obstack.
14692 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
14693 for rpo_numbers_temp, for consistency.
14694 (free_scc_vn): Free the obstack.
14696 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
14698 * doc/invoke.texi: Document -ftree-loop-distribution.
14699 * tree-loop-distribution.c: New.
14700 * tree-pass.h (pass_loop_distribution): New.
14701 * graphds.h (struct graph): Add htab_t indices.
14702 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
14703 * tree-vectorizer.c (rename_variables_in_loop): Extern.
14704 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
14705 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
14706 * tree-data-ref.c (debug_data_dependence_relations): New.
14707 (dump_data_dependence_relation): Also print data references.
14708 (free_data_ref): Extern.
14709 (same_access_functions): Moved...
14710 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
14711 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14712 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
14713 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
14714 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
14715 (stmts_from_loop): Skip LABEL_EXPR.
14716 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
14718 (build_rdg): Initialize rdg->indices htab.
14719 (free_rdg, stores_from_loop, ref_base_address,
14720 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
14721 have_similar_memory_accesses_1, ref_base_address_1,
14722 remove_similar_memory_refs): New.
14723 * tree-data-ref.h: Depend on tree-chrec.h.
14724 (debug_data_dependence_relations, free_data_ref): Declared.
14725 (same_access_functions): ... here.
14726 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
14728 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
14729 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
14730 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
14731 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14732 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
14733 rdg_vertex_for_stmt): Declared.
14734 (struct rdg_edge): Add level.
14736 (free_rdg, stores_from_loop, remove_similar_memory_refs,
14737 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
14739 (rdg_has_similar_memory_accesses): New.
14740 * tree-vect-analyze.c: Remove unused static decls.
14741 * lambda.h (dependence_level): New.
14742 * common.opt (ftree-loop-distribution): New.
14743 * tree-flow.h (mark_virtual_ops_in_bb,
14744 slpeel_tree_duplicate_loop_to_edge_cfg,
14745 rename_variables_in_loop): Declared.
14746 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
14747 (OBJS-common): Add tree-loop-distribution.o.
14748 (tree-loop-distribution.o): New rule.
14749 * tree-cfg.c (mark_virtual_ops_in_bb): New.
14750 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
14751 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
14753 2008-02-28 Joseph Myers <joseph@codesourcery.com>
14756 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
14757 other than structures and unions.
14759 2008-02-28 Richard Guenther <rguenther@suse.de>
14762 2008-02-26 Richard Guenther <rguenther@suse.de>
14764 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14765 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14766 (lookup_decl_from_uid): Declare.
14767 (remove_decl_from_map): Likewise.
14768 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14769 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14770 (decl_for_uid_map): New global hashtable mapping DECL_UID
14772 (init_ttree): Allocate it.
14773 (insert_decl_to_uid_decl_map): New helper function.
14774 (make_node_stat): Insert new decls into the map.
14775 (copy_node_stat): Likewise.
14776 (lookup_decl_from_uid): New function.
14777 (remove_decl_from_map): Likewise.
14778 (print_decl_for_uid_map_statistics): New helper.
14779 (dump_tree_statistics): Call it.
14781 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14782 (referenced_var_iterator): Adjust.
14783 (FOR_EACH_REFERENCED_VAR): Adjust.
14784 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14785 (num_referenced_vars): Adjust.
14786 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14787 (first_referenced_var): Remove.
14788 (end_referenced_vars_p): Likewise.
14789 (next_referenced_var): Likewise.
14790 (referenced_var_iterator_set): New helper function.
14791 * tree-dfa.c (referenced_var_lookup): Adjust.
14792 (referenced_var_check_and_insert): Likewise.
14793 (remove_referenced_var): Likewise.
14794 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14795 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14796 (verify_call_clobbering): Likewise.
14797 (verify_memory_partitions): Likewise.
14798 (init_tree_ssa): Allocate bitmap instead of hashtable for
14800 (delete_tree_ssa): Adjust.
14801 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14802 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14803 (compute_tag_properties): Likewise.
14804 (set_initial_properties): Likewise.
14805 (find_partition_for): Likewise.
14806 (update_reference_counts): Likewise.
14807 (dump_may_aliases_for): Likewise.
14808 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14809 (add_call_clobber_ops): Likewise.
14810 (add_call_read_ops): Likewise.
14811 (get_asm_expr_operands): Likewise.
14812 * tree-into-ssa.c (dump_decl_set): Likewise.
14813 (update_ssa): Likewise.
14814 * tree-sra.c (scan_function): Likewise.
14815 (decide_instantiations): Likewise.
14816 (scalarize_parms): Likewise.
14817 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14818 (dsa_named_for): Likewise.
14819 * tree-ssa-structalias.c (update_alias_info): Likewise.
14820 (merge_smts_into): Likewise.
14822 2008-02-27 David Daney <ddaney@avtrex.com>
14825 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
14826 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
14827 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
14828 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
14829 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
14831 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
14834 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
14835 (BUILT_IN_NEXTTOWARD): Remove.
14836 (BUILT_IN_NEXTTOWARDF): Ditto.
14837 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
14838 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
14840 2008-02-27 Tom Tromey <tromey@redhat.com>
14842 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
14843 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
14845 2008-02-27 Jan Beulich <jbeulich@novell.com>
14847 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
14848 update the respective field on newdecl.
14850 2008-02-27 Revital Eres <eres@il.ibm.com>
14852 PR rtl-optimization/34999
14853 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
14854 crossing edges that ends with a call insn.
14855 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
14856 call insn and clear the EDGE_CROSSING flag of the crossing edge
14857 when fixing fallthru edges.
14859 2008-02-27 Richard Guenther <rguenther@suse.de>
14861 PR middle-end/35390
14862 * fold-const.c (fold_unary): Return the correct argument,
14863 converted to the result type.
14865 2008-02-27 Richard Guenther <rguenther@suse.de>
14867 PR middle-end/34971
14868 * expr.c (expand_expr_real_1): Assert on rotates that operate
14870 * fold-const.c (fold_binary): Use the types precision, not the
14871 bitsize of the mode if folding rotate expressions. Build rotates
14872 only for full modes.
14874 2008-02-27 Jakub Jelinek <jakub@redhat.com>
14876 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
14877 and CPP_PRAGMA_EOL.
14878 * c-pragma.c (pragma_ns_name): New typedef.
14879 (registered_pp_pragmas): New variable.
14880 (c_pp_lookup_pragma): New function.
14881 (c_register_pragma_1): If flag_preprocess_only, do nothing
14882 for non-expanded pragmas, for expanded ones push pragma's
14883 namespace and name into registered_pp_pragmas vector.
14884 (c_invoke_pragma_handler): Register OpenMP pragmas even when
14885 flag_preprocess_only, don't register GCC pch_preprocess
14886 pragma if flag_preprocess_only.
14887 * c-opts.c (c_common_init): Call init_pragma even if
14888 flag_preprocess_only.
14889 * c-pragma.c (c_pp_lookup_pragma): New prototype.
14890 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
14891 cpp_register_pragma if flag_preprocess_only.
14893 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14896 * c-parser.c (c_parser_translation_unit): Warn for empty
14897 translation unit, not empty source file.
14899 2008-02-26 Paul Brook <paul@codesourcery.com>
14901 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
14902 operand for Thumb-2.
14903 * config/arm/arm.h (reg_class): Add CORE_REGS.
14904 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
14905 (BASE_REG_CLASS): Use CORE_REGS.
14906 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
14907 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
14908 (REGNO_OK_FOR_INDEX_P): Exclude SP.
14909 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
14910 ARM_REGNO_OK_FOR_INDEX_P.
14911 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
14912 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
14913 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
14914 (ldm/stm peepholes): Ditto.
14915 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
14916 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
14917 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
14918 * config/arm/constraints.md: Enable "k" constraint on ARM.
14920 2008-02-27 Ben Elliston <bje@au.ibm.com>
14922 * config/rs6000/rs6000.c: Annotate cache line size field in all
14923 instances of struct processor_costs.
14925 2008-02-26 David Edelsohn <edelsohn@gnu.org>
14927 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
14928 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
14929 jump_bypass): New counters.
14930 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
14931 * dce.c (gate_ud_dce): Same.
14932 (gate_fast_dce): Same.
14933 * dse.c (gate_dse1): New function.
14934 (gate_dse2): New function.
14935 (gate_dse): Merge results of new gate functions.
14936 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
14937 (gate_handle_jump_bypass): Add dbg_cnt.
14938 (gate_handle_gcse): Add dbg_cnt.
14939 * ifcvt.c (gate_handle_if_conversion): Same.
14940 (gate_handle_if_after_combine): Same.
14941 (gate_handle_if_after_reload): Same.
14942 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
14944 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
14946 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
14948 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
14950 2008-02-26 Jason Merrill <jason@redhat.com>
14953 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
14954 alone if it's the naming decl for the type's main variant.
14956 2008-02-26 Tom Tromey <tromey@redhat.com>
14958 * system.h (USE_MAPPED_LOCATION): Poison.
14959 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
14960 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
14961 (make_goto_expr_edges): Likewise.
14962 (remove_bb): Likewise.
14963 (execute_warn_function_return): Likewise.
14964 * basic-block.h (struct edge_def) <goto_locus>: Change type to
14966 * c-common.c (fname_decl): Remove old location code.
14967 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
14969 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
14971 (ASM_INPUT_SOURCE_LOCATION): Likewise.
14972 (gen_rtx_ASM_INPUT): Likewise.
14973 (gen_rtx_ASM_INPUT_loc): Likewise.
14974 (get_rtx_asm_OPERANDS): Remove.
14975 * cfglayout.c (insn_locators_alloc): Remove old location code.
14976 (set_curr_insn_source_location): Likewise.
14977 (curr_insn_locator): Likewise.
14978 * print-tree.c (print_node): Remove old location code.
14979 * tree-mudflap.c (mf_varname_tree): Remove old location code.
14980 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
14981 * cfgexpand.c (expand_gimple_cond_expr): Don't use
14982 location_from_locus.
14983 (construct_exit_block): Remove old location code.
14984 * emit-rtl.c (force_next_line_note): Remove old location code.
14985 * profile.c (branch_prob): Remove old location code.
14986 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
14987 LOC_LINE): Remove old-location variants.
14988 * langhooks.c (lhd_print_error_function): Remove old location
14990 * configure, config.in: Rebuilt.
14991 * configure.ac (--enable-mapped-location): Remove.
14992 * c-decl.c (c_init_decl_processing): Remove old location code.
14993 (finish_function): Likewise.
14994 * recog.c (decode_asm_operands): Remove old location code.
14995 * c-pch.c (c_common_read_pch): Remove old location code.
14996 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
14998 * gimple-low.c (lower_function_body): Remove old location code.
14999 * toplev.c (unknown_location): Remove.
15000 (push_srcloc): Remove old-location variant.
15001 (process_options): Remove old location code.
15002 (lang_dependent_init): Likewise.
15003 * input.h (UNKNOWN_LOCATION): Move definition.
15004 (location_t): Undeprecate.
15005 (source_locus): Remove.
15006 (location_from_locus): Remove.
15007 (struct location_s): Remove.
15008 Remove all old-location code.
15009 (input_line, input_filename): Remove.
15010 * final.c (final_scan_insn): Remove old location code.
15011 * diagnostic.c (diagnostic_build_prefix): Remove
15012 USE_MAPPED_LOCATION test.
15013 * tree.h (gimple_stmt) <locus>: Now a location_t.
15014 (tree_exp) <locus>: Likewise.
15015 (DECL_IS_BUILTIN): Remove old-location variant.
15016 (annotate_with_file_line, annotate_with_locus): Likewise.
15017 (expr_locus, set_expr_locus): Update.
15018 * tree.c (build1_stat): Remove old location code.
15019 (last_annotated_node): Remove.
15020 (annotate_with_file_line): Remove old-location variant.
15021 (annotate_with_locus): Likewise.
15022 (expr_location): Remove old location code.
15023 (set_expr_location): Likewise.
15024 (expr_has_location): Likewise.
15025 (expr_locus): Likewise.
15026 (set_expr_locus): Likewise.
15027 (expr_filename): Don't use location_from_locus.
15028 (expr_lineno): Likewise.
15029 * rtl-error.c (location_for_asm): Remove old location code.
15030 * c-lex.c (cb_line_change): Remove old location code.
15031 (fe_file_change): Likewise.
15032 (cb_def_pragma): Likewise.
15033 (c_lex_with_flags): Likewise.
15034 * gengtype.c (do_typedef): Don't special-case location types.
15035 (define_location_structures): Remove.
15036 (main): Don't call define_location_structures.
15037 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15040 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15043 * builtins.def (BUILT_IN_STDARG_START): Remove.
15044 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15045 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15046 * tree-inline.c (inline_forbidden_p_1): Likewise.
15048 2008-02-26 Richard Guenther <rguenther@suse.de>
15050 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15051 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15052 (lookup_decl_from_uid): Declare.
15053 (remove_decl_from_map): Likewise.
15054 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15055 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15056 (decl_for_uid_map): New global hashtable mapping DECL_UID
15058 (init_ttree): Allocate it.
15059 (insert_decl_to_uid_decl_map): New helper function.
15060 (make_node_stat): Insert new decls into the map.
15061 (copy_node_stat): Likewise.
15062 (lookup_decl_from_uid): New function.
15063 (remove_decl_from_map): Likewise.
15064 (print_decl_for_uid_map_statistics): New helper.
15065 (dump_tree_statistics): Call it.
15067 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15068 (referenced_var_iterator): Adjust.
15069 (FOR_EACH_REFERENCED_VAR): Adjust.
15070 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15071 (num_referenced_vars): Adjust.
15072 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15073 (first_referenced_var): Remove.
15074 (end_referenced_vars_p): Likewise.
15075 (next_referenced_var): Likewise.
15076 (referenced_var_iterator_set): New helper function.
15077 * tree-dfa.c (referenced_var_lookup): Adjust.
15078 (referenced_var_check_and_insert): Likewise.
15079 (remove_referenced_var): Likewise.
15080 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15081 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15082 (verify_call_clobbering): Likewise.
15083 (verify_memory_partitions): Likewise.
15084 (init_tree_ssa): Allocate bitmap instead of hashtable for
15086 (delete_tree_ssa): Adjust.
15087 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15088 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15089 (compute_tag_properties): Likewise.
15090 (set_initial_properties): Likewise.
15091 (find_partition_for): Likewise.
15092 (update_reference_counts): Likewise.
15093 (dump_may_aliases_for): Likewise.
15094 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15095 (add_call_clobber_ops): Likewise.
15096 (add_call_read_ops): Likewise.
15097 (get_asm_expr_operands): Likewise.
15098 * tree-into-ssa.c (dump_decl_set): Likewise.
15099 (update_ssa): Likewise.
15100 * tree-sra.c (scan_function): Likewise.
15101 (decide_instantiations): Likewise.
15102 (scalarize_parms): Likewise.
15103 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15104 (dsa_named_for): Likewise.
15105 * tree-ssa-structalias.c (update_alias_info): Likewise.
15106 (merge_smts_into): Likewise.
15108 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15111 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15112 * c-opts.c (c_common_handle_option): Wall enables
15113 Wvolatile-register-var.
15114 * common.opt: Move Wvolatile-register-var to...
15117 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15119 * common.opt (Wlarger-than=): New.
15120 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15122 * opts.c (common_handle_option): Handle -Wlarger-than=.
15123 * optc-gen.awk: Likewise.
15124 * opth-gen.awk: Likewise.
15125 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15126 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15130 * c-common.c (match_case_to_enum_1): Add appropriate
15131 OPT_W* parameter to warning.
15132 (c_do_switch_warnings): Likewise.
15133 * c-typeck.c (warning_init): Add one more parameter following
15134 'warning' function.
15135 (push_init_level): Update call to warning_init.
15136 (pop_init_level): Likewise.
15137 (add_pending_init): Likewise.
15138 (output_init_element: Likewise.
15140 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15143 * toplev.c (toplev_main): If there are warnings or error, print
15144 errors for ignored options.
15145 * opts.c (ignored_options): New static variable.
15146 (postpone_unknown_option_error): New.
15147 (print_ignored_options): New.
15148 (handle_option): Postpone errors for unknown -Wno-* options.
15149 * opts.h (print_ignored_options): Declare.
15151 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15153 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15156 2008-02-25 Richard Guenther <rguenther@suse.de>
15159 2008-02-25 Richard Guenther <rguenther@suse.de>
15161 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15162 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15163 (lookup_decl_from_uid): Declare.
15164 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15165 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15166 (decl_for_uid_map): New global hashtable mapping DECL_UID
15168 (init_ttree): Allocate it.
15169 (insert_decl_to_uid_decl_map): New helper function.
15170 (make_node_stat): Insert new decls into the map.
15171 (copy_node_stat): Likewise.
15172 (lookup_decl_from_uid): New function.
15173 (print_decl_for_uid_map_statistics): New helper.
15174 (dump_tree_statistics): Call it.
15176 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15177 (referenced_var_iterator): Adjust.
15178 (FOR_EACH_REFERENCED_VAR): Adjust.
15179 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15180 (num_referenced_vars): Adjust.
15181 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15182 (first_referenced_var): Remove.
15183 (end_referenced_vars_p): Likewise.
15184 (next_referenced_var): Likewise.
15185 (referenced_var_iterator_set): New helper function.
15186 * tree-dfa.c (referenced_var_lookup): Adjust.
15187 (referenced_var_check_and_insert): Likewise.
15188 (remove_referenced_var): Likewise.
15189 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15190 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15191 (verify_call_clobbering): Likewise.
15192 (verify_memory_partitions): Likewise.
15193 (init_tree_ssa): Allocate bitmap instead of hashtable for
15195 (delete_tree_ssa): Adjust.
15196 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15197 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15198 (compute_tag_properties): Likewise.
15199 (set_initial_properties): Likewise.
15200 (find_partition_for): Likewise.
15201 (update_reference_counts): Likewise.
15202 (dump_may_aliases_for): Likewise.
15203 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15204 (add_call_clobber_ops): Likewise.
15205 (add_call_read_ops): Likewise.
15206 (get_asm_expr_operands): Likewise.
15207 * tree-into-ssa.c (dump_decl_set): Likewise.
15208 (update_ssa): Likewise.
15209 * tree-sra.c (scan_function): Likewise.
15210 (decide_instantiations): Likewise.
15211 (scalarize_parms): Likewise.
15212 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15213 (dsa_named_for): Likewise.
15214 * tree-ssa-structalias.c (update_alias_info): Likewise.
15215 (merge_smts_into): Likewise.
15217 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15220 * doc/invoke.texi (-fcx-limited-range): Document new option.
15221 * toplev.c (process_options): Handle -fcx-fortran-rules.
15222 * common.opt: Add documentation for -fcx-fortran-rules.
15224 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15227 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15228 actual behaviour and C99.
15230 2008-02-26 Ben Elliston <bje@au.ibm.com>
15232 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15233 (ASM_CPU_POWER6_SPEC): Likewise.
15234 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15235 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15236 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15238 2008-02-25 Richard Guenther <rguenther@suse.de>
15240 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15241 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15242 (lookup_decl_from_uid): Declare.
15243 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15244 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15245 (decl_for_uid_map): New global hashtable mapping DECL_UID
15247 (init_ttree): Allocate it.
15248 (insert_decl_to_uid_decl_map): New helper function.
15249 (make_node_stat): Insert new decls into the map.
15250 (copy_node_stat): Likewise.
15251 (lookup_decl_from_uid): New function.
15252 (print_decl_for_uid_map_statistics): New helper.
15253 (dump_tree_statistics): Call it.
15255 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15256 (referenced_var_iterator): Adjust.
15257 (FOR_EACH_REFERENCED_VAR): Adjust.
15258 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15259 (num_referenced_vars): Adjust.
15260 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15261 (first_referenced_var): Remove.
15262 (end_referenced_vars_p): Likewise.
15263 (next_referenced_var): Likewise.
15264 (referenced_var_iterator_set): New helper function.
15265 * tree-dfa.c (referenced_var_lookup): Adjust.
15266 (referenced_var_check_and_insert): Likewise.
15267 (remove_referenced_var): Likewise.
15268 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15269 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15270 (verify_call_clobbering): Likewise.
15271 (verify_memory_partitions): Likewise.
15272 (init_tree_ssa): Allocate bitmap instead of hashtable for
15274 (delete_tree_ssa): Adjust.
15275 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15276 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15277 (compute_tag_properties): Likewise.
15278 (set_initial_properties): Likewise.
15279 (find_partition_for): Likewise.
15280 (update_reference_counts): Likewise.
15281 (dump_may_aliases_for): Likewise.
15282 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15283 (add_call_clobber_ops): Likewise.
15284 (add_call_read_ops): Likewise.
15285 (get_asm_expr_operands): Likewise.
15286 * tree-into-ssa.c (dump_decl_set): Likewise.
15287 (update_ssa): Likewise.
15288 * tree-sra.c (scan_function): Likewise.
15289 (decide_instantiations): Likewise.
15290 (scalarize_parms): Likewise.
15291 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15292 (dsa_named_for): Likewise.
15293 * tree-ssa-structalias.c (update_alias_info): Likewise.
15294 (merge_smts_into): Likewise.
15296 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
15299 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
15300 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
15301 * alias.h (nonoverlapping_memrefs_p): Likewise.
15303 2008-02-25 Jan Beulich <jbeulich@novell.com>
15305 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
15306 * config/i386/netware-libgcc.exp: Add __bswap?i2,
15307 __emultls_get_address, __emultls_register_common,
15308 __floatundi?f, and _Unwind_GetIPInfo.
15309 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
15310 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
15311 (gen_regparm_prefix): Likewise.
15312 (i386_nlm_encode_section_info): Sync with
15313 config/i386/winnt.c:i386_pe_encode_section_info().
15314 (i386_nlm_maybe_mangle_decl_assembler_name): New.
15315 i386_nlm_mangle_decl_assembler_name): New.
15316 (netware_override_options): New.
15317 * config/i386/netware.h (netware_override_options): Declare.
15318 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
15319 (i386_nlm_mangle_decl_assembler_name): Declare.
15320 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
15322 2008-02-25 Ben Elliston <bje@au.ibm.com>
15325 * c-decl.c (grokdeclarator): Remove unused local variables
15326 `typedef_type' and `type_as_written'.
15328 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
15329 unused local variable `has_hot_blocks'.
15330 (fix_crossing_conditional_branches): Remove unused local variable
15333 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15335 PR middle-end/19984
15336 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
15337 using DEF_C99_BUILTIN.
15338 (BUILT_IN_NANF): Ditto.
15339 (BUILT_IN_NANL): Ditto.
15341 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
15342 Revital Eres <eres@il.ibm.com>
15344 * modulo-sched.c (calculate_must_precede_follow): Address TODO
15345 regarding the order of two dependent insns in the same row.
15347 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
15349 * stor-layout.c (layout_decl): Do not bump the alignment of a
15350 bit-field to more than byte alignment if it is packed.
15352 2008-02-24 David Edelsohn <edelsohn@gnu.org>
15354 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
15357 2008-02-24 Diego Novillo <dnovillo@google.com>
15359 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
15362 * tree-vrp.c (vrp_evaluate_conditional): With
15363 -Wtype-limits, emit a warning when comparing against a
15364 constant outside the natural range of OP0's type.
15365 * c.opt (Wtype-limits): Move ...
15366 * common.opt (Wtype-limits): ... here.
15368 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
15370 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15371 * config/rs6000/e300c2c3.md: New file.
15372 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15374 (rs6000_override_options): Add e300c2 and e300c3 cases to
15375 processor_target_table. Do not allow usage of Altivec or Spe
15376 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
15377 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
15378 * config/rs6000/rs6000.h (processor_type): Add
15379 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
15380 (ASM_CPU_SPEC): Add e300c2 and e300c3.
15381 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
15382 and ppce300c3. Include e300c2c3.md.
15384 2008-02-23 David Edelsohn <edelsohn@gnu.org>
15386 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
15387 instead of TARGET_STRICT_ALIGN.
15389 2008-02-23 Joseph Myers <joseph@codesourcery.com>
15391 * explow.c (memory_address): Assert that the generated address is
15394 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15397 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
15398 * config/darwin-ppc-ldouble-patch.def: New file.
15399 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
15400 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
15401 SUBTARGET_INIT_BUILTINS if defined.
15402 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
15405 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15408 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
15409 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
15411 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15414 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
15415 file" warning condtional on -Winvalid-PCH.
15417 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15419 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
15421 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15425 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
15426 prevent reload from using MMX registers.
15427 (*mov<mode>_internal): Ditto.
15428 (*movv2sf_internal_rex64): Ditto.
15429 (*movv2sf_internal): Ditto.
15431 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15433 PR documentation/31569
15434 * doc/install.texi2html: Use makeinfo --no-number-sections.
15436 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15438 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
15439 ensure that we can address an entire entity > 8 bytes. Don't
15440 generate reg+reg addressing for such data.
15442 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15444 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
15445 strings when optimizing for size, unless the target cares about
15448 2008-02-22 Tom Tromey <tromey@redhat.com>
15450 * regclass.c (current_pass): Remove declaration.
15452 2008-02-22 Anatoly Sokolov <aesok@post.ru>
15454 * config/avr/libgcc.S (__RAMPZ__): Define.
15455 (__do_copy_data): Add for devices with 128KB code memory.
15457 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15459 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15461 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
15463 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
15465 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
15468 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15471 * c-typeck.c (build_binary_op): Warn about floating point
15472 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
15474 2008-02-21 Janis Johnson <janis187@us.ibm.com>
15477 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
15478 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
15480 (rs6000_override_options): Set altivec_abi as default, not override,
15481 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
15482 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
15483 is used; use new member spe_abi.
15484 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
15485 spe_abi and altivec_abi.
15487 2008-02-22 Tomas Bily <tbily@suse.cz>
15489 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
15491 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15494 * config.build (build_file_translate): Set to `CMD //c' only if
15496 * Makefile.in (build_file_translate): Improve comment.
15498 2008-02-21 Jan Hubicka <jh@suse.cz>
15500 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
15501 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
15502 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
15504 2008-02-21 Michael Matz <matz@suse.de>
15507 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
15509 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
15511 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
15512 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
15513 as insn constraint.
15514 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
15515 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
15516 SSE_VEC_FLOAT_MODE_P as insn constraint.
15517 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
15518 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
15519 sse4a_movntdf using MODEF mode iterator.
15520 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
15521 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
15522 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
15523 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
15524 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
15525 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
15526 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
15528 2008-02-21 Richard Guenther <rguenther@suse.de>
15530 * tree.def (PAREN_EXPR): New tree code.
15531 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
15533 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
15534 * expr.c (expand_expr_real_1): Likewise.
15535 * tree-inline.c (estimate_num_insns_1): Likewise.
15536 * tree-complex.c (expand_complex_move): Likewise.
15537 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
15540 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15543 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
15545 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15548 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
15550 * config/sh/sh.c (find_barrier): Don't go past
15551 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
15553 2008-02-20 DJ Delorie <dj@redhat.com>
15555 * config/h8300/h8300.md (insv): Force source operand to be a register.
15557 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
15558 as a jump, not as a plain insn.
15560 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
15562 * doc/invoke.texi (Warning Options): Add new option
15563 -Wframe-larger-than=.
15564 (-Wframe-larger-than): Document.
15566 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15567 Add declarations for new option variables.
15569 * final.c (final_start_function): Check the frame size
15570 before emission and issue a Wframe-larger-than warning.
15572 * opts.c (warn_frame_larger_than, frame_larger_than_size):
15573 Add definitions for new option variables.
15574 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
15576 * common.opt (Wframe-larger-than=): New option.
15578 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15580 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
15581 (<sse>_div<mode>3): Ditto.
15582 (<sse>_vmdiv<mode>3): Ditto.
15583 (<sse>_vmsqrt<mode>2): Ditto.
15584 (*smax<mode>3): Ditto.
15585 (sse5_frcz<mode>2): Ditto.
15586 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
15587 as insn constraint.
15589 2008-02-20 Richard Guenther <rguenther@suse.de>
15591 PR middle-end/35265
15592 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
15593 be happy with INTEGRAL_TYPE_P.
15595 2008-02-20 Richard Guenther <rguenther@suse.de>
15597 * fold-const.c (split_tree): Associate floatig-point expressions
15598 if flag_associative_math is set.
15600 2008-02-20 Richard Guenther <rguenther@suse.de>
15602 * tree.h (fold_real_zero_addition_p): Declare.
15603 * fold-const.c (fold_real_zero_addition_p): Export.
15604 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
15605 floating-point operations with zero and one.
15607 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
15609 * doc/install.texi: Correct references to CFLAGS, replacing them
15610 with BOOT_CFLAGS. Document flags used during bootstrap for
15613 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15615 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
15616 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
15617 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
15619 (smin<mode>3): Ditto from similar patterns.
15620 (smax<mode>3): Ditto.
15621 (*ieee_smin<mode>3): Ditto.
15622 (*ieee_smax<mode>3): Ditto.
15623 * config/i386/sse.md (sse): New mode attribute.
15624 (mov<mode>): Macroize expander from movv4sf and movv2df using
15625 SSEMODEF2P mode iterator.
15626 (<sse>_movnt<mode>): Ditto from similar patterns. Use
15627 SSE_VEC_FLOAT_MODE_P as insn constraint.
15628 (storent<mode>): Ditto.
15629 (storent<mode>): Macroize expander from storentsf and storentdf using
15630 MODEF mode iterator.
15631 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
15632 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
15633 (abs<mode>2): Ditto from similar patterns.
15634 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
15635 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
15636 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
15637 (<sse>_vmsqrt<mode>2): Ditto.
15638 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
15639 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
15640 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
15641 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
15642 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
15643 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
15644 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
15646 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
15647 iterator and SSE_FLOAT_MODE_P as insn constraint.
15648 (<sse>_ucomi): Ditto from similar patterns.
15649 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
15650 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
15651 SSE_VEC_FLOAT_MODE_P as insn constraint.
15652 (vcond<mode>): Ditto from similar patterns.
15653 (and<mode>3, *and<mode>3): Ditto.
15654 (<sse>_nand<mode>3): Ditto.
15655 (ior<mode>3, *ior<mode>3): Ditto.
15656 (xor<mode>3, *xor<mode>3): Ditto.
15657 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
15658 iterator and SSE_FLOAT_MODE_P as insn constraint.
15659 (*nand<mode>3): Ditto from similar patterns.
15660 (*ior<mode>3): Ditto.
15661 (*xor<mode>3): Ditto.
15663 2008-02-20 Ira Rosen <irar@il.ibm.com>
15665 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
15666 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
15667 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
15669 2008-02-19 Jan Hubicka <jh@suse.cz>
15671 * predict.c (tree_bb_level_predictions): Remove variable next
15672 mistakely introduced by previous commit.
15674 2008-02-19 Jan Hubicka <jh@suse.cz>
15676 * predict.c (predict_paths_leading_to): Rewrite.
15677 (predict_paths_for_bb): New.
15678 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
15680 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15683 * Makefile.in (build_file_translate): New.
15684 (gcc-vers.texi): Use it for translating $(abs_srcdir).
15685 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
15686 * configure.ac (build_file_translate): Substitute it.
15687 * configure: Regenerate.
15689 2008-02-19 Jan Hubicka <jh@suse.cz>
15691 PR rtl-optimization/34408
15692 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
15695 2008-02-19 Jan Hubicka <jh@suse.cz>
15697 PR middle-end/28779
15698 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
15701 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
15704 * config/i386/i386-modes.def: Revert the last DI alignment
15705 change until Ada people can look into it.
15707 2008-02-19 Nick Clifton <nickc@redhat.com>
15709 * opts.c (print_specific_help): Fix typo in --help text.
15711 2008-02-19 Jakub Jelinek <jakub@redhat.com>
15714 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
15715 32-bit inline asm without asm alternatives for host GCC < 3.0.
15717 2008-02-19 Richard Guenther <rguenther@suse.de>
15719 PR tree-optimization/34989
15720 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
15721 Allow propagation to INDIRECT_REF if we can simplify only.
15723 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15725 * c-common.c (warn_for_collisions_1): Use appropriate option when
15728 2008-02-19 Nick Clifton <nickc@redhat.com>
15731 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
15732 (handle_options): Fix indentation.
15733 (print_filtered_help): If no language-specific options were
15734 displayed tell the user how to list all the options supported by
15735 the language's front-end.
15736 (print_specific_help): Fix indentation and remove duplicate line.
15737 (common_handle_option): Handle the -v option.
15738 For --help enable the display of undocumented options if the -v
15739 switch has been included on the command line.
15740 For --help= check for overlaps in the arguments between the option
15741 classes and the language names and issue a warning when they
15742 cannot be disambiguated.
15743 * c.opt (v): Pass on to the common option handler.
15745 2008-02-19 Revital Eres <eres@il.ibm.com>
15747 * modulo-sched.c (sms_schedule): Change dump message when
15748 create_ddg function fails.
15749 (try_scheduling_node_in_cycle): Rename row to cycle.
15750 (print_partial_schedule): Rename CYCLE to ROW.
15752 2008-02-19 Christian Bruel <christian.bruel@st.com>
15753 Zdenek Dvorak <ook@ucw.cz>
15755 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
15757 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15760 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
15761 (*x86_movdicc_0_m1_se): Ditto.
15763 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15765 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
15766 (CMPtype): Define as __gcc_CMPtype.
15767 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
15768 (CMPtype): Define as __gcc_CMPtype.
15770 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
15772 Support valgrind 3.3 for --enable-checking=valgrind.
15773 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
15775 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
15776 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
15777 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
15778 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
15779 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
15780 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
15781 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
15783 * ggc-zone.c: Similar.
15784 * ggc-page.c: Similar.
15786 2008-02-19 Paul Brook <paul@codesourcery.com>
15789 * config/arm/ieee754-df.S: Fix do_it typo.
15790 * config/arm/ieee754-sf.S: Fix do_it typo.
15792 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15795 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
15796 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
15797 (OPTION_MASK_ISA_SSE_SET): Likewise.
15798 (OPTION_MASK_ISA_SSE2_SET): Likewise.
15799 (OPTION_MASK_ISA_SSE3_SET): Likewise.
15800 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
15801 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
15802 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
15803 (OPTION_MASK_ISA_SSE4_SET): Likewise.
15804 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
15805 (OPTION_MASK_ISA_SSE5_SET): Likewise.
15806 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
15807 (OPTION_MASK_ISA_MMX_UNSET): Updated.
15808 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
15809 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15810 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15811 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15812 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15813 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15814 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15815 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
15816 (OPTION_MASK_ISA_SSE4): Removed.
15817 (ix86_handle_option): Turn on bits in ix86_isa_flags and
15818 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
15819 (override_options): Don't turn on implied SSE/MMX bits in
15822 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
15824 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15827 2008-02-18 Joey Ye <joey.ye@intel.com>
15829 PR middle-end/34921
15830 * tree-nested.c (insert_field_into_struct): Set type alignment
15831 to field alignment if the former is less than the latter.
15833 2008-02-18 Jakub Jelinek <jakub@redhat.com>
15835 * BASE-VER: Set to 4.4.0.
15837 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15839 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
15840 * doc/cfg.texi: Likewise.
15841 * doc/extend.texi: Likewise.
15842 * doc/gty.texi: Likewise.
15843 * doc/invoke.texi: Likewise.
15844 * doc/loop.texi: Likewise.
15845 * doc/md.texi: Likewise.
15846 * doc/passes.texi: Likewise.
15847 * doc/rtl.texi: Likewise.
15848 * doc/sourcebuild.texi: Likewise.
15849 * doc/tm.texi: Likewise.
15850 * doc/tree-ssa.texi: Likewise.
15852 2008-02-17 Richard Guenther <rguenther@suse.de>
15854 PR middle-end/35227
15855 * tree-complex.c (init_parameter_lattice_values): Handle parameters
15856 without default definition.
15858 2008-02-17 Richard Guenther <rguenther@suse.de>
15860 PR tree-optimization/35231
15861 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
15864 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
15867 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15868 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15869 libgcc_cmp_return mode.
15871 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15874 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
15876 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
15878 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
15881 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15883 * doc/c-tree.texi: Use `@.' where appropriate.
15884 * doc/extend.texi: Likewise.
15885 * doc/install.texi: Likewise.
15886 * doc/invoke.texi: Likewise.
15887 * doc/loop.texi: Likewise.
15888 * doc/makefile.texi: Likewise.
15889 * doc/md.texi: Likewise.
15890 * doc/passes.texi: Likewise.
15891 * doc/standards.texi: Likewise.
15892 * doc/tm.texi: Likewise.
15894 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15896 PR middle-end/35196
15897 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
15899 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
15900 rather than in entry_bb.
15902 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15904 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
15905 libgcc_cmp_return mode.
15907 2008-02-15 Jakub Jelinek <jakub@redhat.com>
15909 PR middle-end/35130
15910 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
15911 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
15913 2008-02-15 Richard Guenther <rguenther@suse.de>
15914 Zdenek Dvorak <ook@ucw.cz>
15916 PR tree-optimization/35164
15917 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
15918 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
15919 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15920 Only propagate addresses which do not have abnormal SSA_NAMEs
15923 2008-02-15 Joseph Myers <joseph@codesourcery.com>
15926 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
15928 2008-02-15 Jan Hubicka <jh@suse.cz>
15930 PR middle-end/35149
15931 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
15933 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15935 PR middle-end/34621
15936 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
15937 when calculating alignment_pad.
15939 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
15941 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
15942 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
15943 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
15944 and STACK_BOUNDARY define.
15946 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
15948 PR preprocessor/35061
15949 * c-pragma.c (handle_pragma_pop_macro): Check that
15950 pushed_macro_table has been allocated.
15952 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
15954 PR middle-end/35136
15955 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
15956 (force_gimple_operand): Likewise.
15957 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
15958 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
15959 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
15960 (find_interesting_uses_address): Check addressability and alignment
15961 of the base expression only after substituting bases of IVs into it.
15963 2008-02-14 Michael Matz <matz@suse.de>
15966 * function.c (instantiate_virtual_regs_in_insn): Reload address
15967 before falling back to reloading the whole operand.
15969 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
15971 * config/s390/s390.c (s390_mainpool_start): Emit the pool
15972 before the first section switch note.
15974 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15976 * doc/bugreport.texi: Update copyright years.
15977 * doc/c-tree.texi: Likewise.
15978 * doc/cfg.texi: Likewise.
15979 * doc/cpp.texi: Likewise.
15980 * doc/cppinternals.texi: Likewise.
15981 * doc/fragments.texi: Likewise.
15982 * doc/frontends.texi: Likewise.
15983 * doc/gcc.texi: Likewise.
15984 * doc/gty.texi: Likewise.
15985 * doc/hostconfig.texi: Likewise.
15986 * doc/implement-c.texi: Likewise.
15987 * doc/libgcc.texi: Likewise.
15988 * doc/loop.texi: Likewise.
15989 * doc/makefile.texi: Likewise.
15990 * doc/options.texi: Likewise.
15991 * doc/passes.texi: Likewise.
15992 * doc/rtl.texi: Likewise.
15993 * doc/sourcebuild.texi: Likewise.
15994 * doc/standards.texi: Likewise.
15995 * doc/tree-ssa.texi: Likewise.
15996 * doc/trouble.texi: Likewise.
15998 * doc/extend.texi: Use @: or add comma where appropriate.
15999 * doc/invoke.texi: Likewise.
16000 * doc/tm.texi: Likewise.
16002 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16005 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16008 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16010 * doc/md.texi (clz, ctz): Add reference.
16011 * doc/rtl.texi (clz, ctz): Likewise.
16013 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16016 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16019 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16021 * config/s390/s390.c (struct constant_pool): New field
16022 emit_pool_after added.
16023 (s390_mainpool_start): Set the emit_pool_after flag according
16024 to the section switch notes.
16025 (s390_mainpool_finish): Consider emit_pool_after when emitting
16026 the literal pool at the end of the function.
16027 (s390_chunkify_start): Force literal pool splits at section
16030 2008-02-13 Michael Matz <matz@suse.de>
16033 * var-tracking.c (clobber_variable_part): Correctly traverse the
16036 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16039 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16040 Add -fdump-ipa-inline.
16041 * tree-dump.c (dump_files): Remove tree-inlined dump.
16042 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16044 2008-02-12 Richard Guenther <rguenther@suse.de>
16046 PR tree-optimization/35171
16047 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16050 2008-02-12 Richard Guenther <rguenther@suse.de>
16052 PR middle-end/35163
16053 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16054 value-preserving mode. Disallow final truncation.
16056 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16058 PR middle-end/35136
16059 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16060 code from here to...
16061 (force_gimple_operand): ...here.
16063 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16066 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16067 non-compatible pointers.
16068 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16069 different FIELD_DECLs, try harder by comparing field offsets, sizes
16072 PR inline-asm/35160
16073 * function.c (match_asm_constraints_1): Don't replace the same input
16076 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16078 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16079 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16080 (expand_epilogue): Restore RAMPZ register.
16081 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16083 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16085 * config/i386/cygwin.asm: (__alloca): Correct calling
16086 convention and alignment.
16087 (__chkstk): Force 8 byte stack alignment.
16089 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16090 Richard Guenther <rguenther@suse.de>
16092 PR tree-optimization/33992
16093 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16094 the zero we compare against.
16096 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16098 PR libfortran/35063
16099 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16100 to CloseHandle after unlocking to prevent accumulation of handle
16103 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16105 PR middle_end/34150
16106 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16107 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16108 and update LABEL_NUSES during and after reload.
16110 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16112 PR middle-end/34627
16113 * combine.c (simplify_if_then_else): Make sure the comparison is
16114 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16116 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16119 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16120 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16121 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16122 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16123 * tree.h (get_type_static_bounds): Likewise.
16125 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16127 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16128 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16129 Make -Wfoo language annotations match what the compiler outputs.
16131 2008-02-08 Sa Liu <saliu@de.ibm.com>
16133 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16134 intrinsics spu_convts, spu_convtu, spu_convtf.
16136 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16138 * doc/extend.texi (Function Attributes) <noinline>: Mention
16139 asm ("") as method to keep calls.
16141 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16144 * doc/options.texi (Options): Replace references to opts.sh with
16146 * opts-common.c: Likewise.
16147 * optc-gen.awk: Likewise.
16149 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16151 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16153 2008-02-07 Richard Henderson <rth@redhat.com>
16156 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16157 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16160 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16162 PR tree-optimization/35085
16163 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16164 for operand entry oe2 in addition to operand entry oe3 in order to
16165 expose more opportunities for vectorizer sum reduction.
16167 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16170 * Makefile.in (LIBS): Remove $(GMPLIBS).
16171 (cc1-dummy, cc1): Add $(GMPLIBS).
16173 2008-02-06 Jan Hubicka <jh@suse.cz>
16176 * i386.md (moddf_integer): Do not produce partial memory stalls for
16177 targets where it hurts.
16179 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16182 * optabs.c (expand_float): Do not check for decimal modes when
16183 expanding unsigned integer through signed conversion.
16185 2008-02-06 Nick Clifton <nickc@redhat.com>
16187 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16188 inside the clobber with a match_operand and duplicated operand
16189 number in the constraint.
16190 (ineqbranchsi): Delete redundant comment.
16192 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16194 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16195 builtin_define ("__USE_INIT_FINI__").
16196 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16198 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16200 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16202 PR documentation/30330
16203 * doc/invoke.texi (C++ Dialect Options)
16204 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16205 For each warning option -Wfoo that allows -Wno-foo, ensure both
16206 -Wfoo and -Wno-foo are listed in the option index. Fix index
16207 entry of -Wswitch-default, index -Wnormalized= including the
16208 `=', and -Wlarger-than-@var{len} including @var{len}.
16210 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16212 * config/i386/i386.md (floatunssisf2): Use
16213 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16214 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16215 Macroize expander using MODEF mode iterator.
16217 2008-02-05 Diego Novillo <dnovillo@google.com>
16219 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16222 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16224 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16227 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16229 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16232 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16233 to indicate if a message should be generated.
16234 (init_cumulative_args): Updated.
16235 (function_value_32): Likewise.
16237 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16239 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16241 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16244 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16245 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16247 2008-02-04 Diego Novillo <dnovillo@google.com>
16249 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16252 * tree-vrp.c (vrp_evaluate_conditional): With
16253 -Wtype-limits, emit a warning when comparing against a
16254 constant outside the natural range of OP0's type.
16256 2008-02-04 Richard Guenther <rguenther@suse.de>
16258 PR middle-end/33631
16259 * expr.c (count_type_elements): Give for unions instead of
16262 2008-02-04 Richard Guenther <rguenther@suse.de>
16264 PR middle-end/35043
16265 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
16266 to TYPE_DOMAINs base type instead of using bitsizetype here.
16268 2008-02-03 Jason Merrill <jason@redhat.com>
16270 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
16272 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16275 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
16276 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
16277 (RS/6000 and PowerPC Options): Fix typos and markup.
16278 * doc/passes.texi (Tree-SSA passes): Likewise.
16280 2008-02-02 Michael Matz <matz@suse.de>
16283 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
16284 from record_last_reg_set_info.
16285 (record_last_reg_set_info): Take an RTX argument, iterate over all
16286 constituent hardregs.
16287 (record_last_set_info, record_opr_changes): Change calls to
16288 new signature or to record_last_reg_set_info_regno.
16290 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
16292 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
16294 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
16296 PR rtl-optimization/34773
16297 * reg-notes.def (EQUAL): Mention significance of combination of
16298 REG_EQUAL and REG_RETVAL.
16299 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
16300 insn that has a REG_RETVAL.
16302 2008-02-01 Roger Sayle <roger@eyesopen.com>
16305 * configure.ac (--enable-fixed-point): Disable unless explicitly
16307 * configure: Regenerate.
16309 2008-02-01 Richard Guenther <rguenther@suse.de>
16312 * invoke.texi (-finline-limit): Remove no longer true parts
16313 of the documentation. Note that there is no default value.
16315 2008-02-01 Andrew Pinski <pinskia@gmail.com>
16316 Mark Mitchell <mark@codesourcery.com>
16317 Ben Elliston <bje@au.ibm.com>
16320 * doc/extend.texi (Other Builtins): Document.
16322 2008-01-31 Tom Browder <tom.browder@gmail.com>
16324 * doc/c-tree.texi (Types): Fix grammar.
16325 (Expression trees): Ditto.
16326 * doc/passes.texi (Tree-SSA passes): Ditto.
16328 * doc/configterms.texi (Configure Terms): Fix typo.
16329 * doc/cpp.texi (Common Predefined Macros): Ditto.
16330 * doc/md.texi (Machine Constraints): Ditto.
16332 * doc/makefile.texi (Makefile): Add comma.
16334 2008-01-31 Tom Browder <tom.browder@gmail.com>
16335 Gerald Pfeifer <gerald@pfeifer.com>
16337 * doc/sourcebuild.texi (Front End): Remove references to CVS
16338 and CVSROOT/modules.
16339 (Texinfo Manuals): Replace reference to CVS by one to SVN.
16340 (Back End): Remove reference to CVS.
16342 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16345 * config/mips/mips.c (gen_load_const_gp): New function, taking a
16347 (mips16_gp_pseudo_reg): ...here.
16348 * config/mips/mips.md (load_const_gp): Replace with...
16349 (load_const_gp_<mode>): ...this :P-based insn.
16351 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16353 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
16354 options. Minor fixes.
16355 (-std): Move reference to standards closer to where language
16356 standards are first mentioned.
16358 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16360 PR rtl-optimization/34995
16361 * reload.c (alternative_allows_const_pool_ref): Take an rtx
16362 parameter and return a bool. If the rtx parameter is nonnull,
16363 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
16364 (find_reloads): Update call accordingly. Pass the new operand
16365 if it needed no address reloads, otherwise pass null.
16367 2008-01-30 Richard Henderson <rth@redhat.com>
16370 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
16371 for unbounded arrays.
16373 2008-01-30 Silvius Rus <rus@google.com>
16375 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
16377 2008-01-30 Jan Hubicka <jh@suse.cz>
16380 * i386.c (init_cumulative_args): Use real function declaration when
16383 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
16385 PR rtl-optimization/34998
16386 * global.c (build_insn_chain): Treat non-subreg_lowpart
16387 SUBREGs of pseudos as clobbering all the words covered by the
16388 SUBREG, not just all the bytes.
16389 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
16390 original df_ref rather than an extract parameter.
16391 (global_conflicts): Update call accordingly.
16393 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
16395 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
16396 the overflow check to make it easier to read.
16397 (__fixtfdi): Change the type of the ll member in union
16398 long_double to UDItype_x.
16400 2008-01-30 Jakub Jelinek <jakub@redhat.com>
16402 PR middle-end/34969
16403 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
16404 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
16405 * tree-inline.c (fold_marked_statements): Call
16406 cgraph_update_edges_for_call_stmt if folding a call statement.
16407 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
16408 debug_generic_stmt calls, reset it back afterwards.
16411 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
16413 * c-typeck.c (build_external_ref): Don't pedwarn about
16414 static vars in current function's scope.
16416 2008-01-29 Joseph Myers <joseph@codesourcery.com>
16418 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
16420 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
16423 * ipa-struct-reorg.c: Fix spelling.
16424 * params.def: Ditto.
16426 2008-01-29 Richard Guenther <rguenther@suse.de>
16428 PR middle-end/35006
16429 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
16431 * tree-inline.c (remap_type): Increment remapping_type_depth
16432 around remapping types.
16433 (copy_body_r): Only add referenced variables if they are referenced
16434 from code, not types.
16436 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
16447 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
16448 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
16450 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
16453 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
16454 pointer for tiny stack.
16456 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16458 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
16460 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16462 * config/vx-common.h: Fix typo in comment.
16464 2008-01-28 Ian Lance Taylor <iant@google.com>
16468 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16469 coalesce pointers if they have different DECL_NO_TBAA_P values.
16470 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
16471 between variables with different DECL_NO_TBAA_P values.
16473 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
16476 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
16477 are not legitimate small data references on SPE targets.
16479 2008-01-28 David Daney <ddaney@avtrex.com>
16481 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
16483 2008-01-28 David Daney <ddaney@avtrex.com>
16485 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
16487 2008-01-27 Joseph Myers <joseph@codesourcery.com>
16489 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
16490 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
16491 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
16492 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
16493 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16494 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
16495 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
16496 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
16498 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16500 * basic-block.h (condjump_equiv_p): Fix comment.
16502 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16504 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
16505 print_generic_stmt_indented): Fix comment.
16507 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16509 * configure.ac (__stack_chk_fail): Add detecion for availability
16510 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
16511 * configure: Regenerate.
16513 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
16515 PR middle-end/34688
16516 * final.c (output_addr_const): Handle TRUNCATE.
16518 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
16521 * tree-ssa-loop-ivopts.c (comp_cost): New type.
16522 (zero_cost, infinite_cost): New constants.
16523 (struct cost_pair): Change type of cost to comp_cost.
16524 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
16525 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
16527 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
16528 split_address_cost, ptr_difference_cost, difference_cost,
16529 get_computation_cost_at, get_computation_cost,
16530 determine_use_iv_cost_generic, determine_use_iv_cost_address,
16531 determine_use_iv_cost_condition, determine_use_iv_costs,
16532 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
16533 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
16534 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
16535 Change type of cost to comp_cost.
16536 (determine_iv_cost): Increase cost of non-original ivs, instead
16537 of decreasing the cost of original ones.
16538 (get_address_cost): Indicate the complexity of the addressing mode
16540 (try_add_cand_for): Prefer using ivs not specific to some object.
16541 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
16543 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
16544 Janis Johnson <janis187@us.ibm.com>
16547 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
16548 (TARGET_INSTANTIATE_DECLS): Likewise.
16549 * target.h (expand_to_rtl_hook): New target hook.
16550 (instantiate_decls): Likewise.
16551 * function.c (instantiate_decl): Make non-static. Rename to...
16552 (instantiate_decl_rtl): ... this.
16553 (instantiate_expr): Use instantiate_decl_rtl.
16554 (instantiate_decls_1): Likewise.
16555 (instantiate_decls): Likewise.
16556 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
16557 * function.h (instantiate_decl_rtl): Add prototype.
16558 * cfgexpand.c (target.h): New include.
16559 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
16560 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
16561 (TARGET_INSTANTIATE_DECLS): Likewise.
16562 (TARGET_INITIALIZER): New target hooks added.
16563 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
16565 * config/rs6000/rs6000.c (tree-flow.h): New include.
16566 (machine_function): Add sdmode_stack_slot field.
16567 (rs6000_alloc_sdmode_stack_slot): New function.
16568 (rs6000_instantiate_decls): Likewise.
16569 (rs6000_secondary_memory_needed_rtx): Likewise.
16570 (rs6000_check_sdmode): Likewise.
16571 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
16572 (TARGET_INSTANTIATE_DECLS): Likewise.
16573 (rs6000_hard_regno_mode_ok): Allow SDmode.
16574 (num_insns_constant): Likewise. Handle _Decimal32 constants.
16575 (rs6000_emit_move): Handle SDmode.
16576 (function_arg_advance): Likewise.
16577 (function_arg): Likewise.
16578 (rs6000_gimplify_va_arg): Likewise. Add special handling of
16579 SDmode var args for 32-bit compiles.
16580 (rs6000_secondary_reload_class): Handle SDmode.
16581 (rs6000_output_function_epilogue): Likewise.
16582 (rs6000_function_value): Simplify if statement.
16583 (rs6000_libcall_value): Likewise.
16584 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
16585 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
16586 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
16587 (movsd_hardfloat): New define_insn.
16588 (movsd_softfloat): Likewise.
16589 (movsd_store): Likewise.
16590 (movsd_load): Likewise.
16591 (extendsddd2): Likewise.
16592 (extendsdtd2): Likewise.
16593 (truncddsd2): Likewise.
16594 (movdd_hardfloat64): Fixup comment.
16595 (UNSPEC_MOVSD_LOAD): New constant.
16596 (UNSPEC_MOVSD_STORE): Likewise.
16598 2008-01-26 Jakub Jelinek <jakub@redhat.com>
16601 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
16603 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
16604 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
16605 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
16606 and TRUTH_XOR_EXPR.
16608 2008-01-26 David Edelsohn <edelsohn@gnu.org>
16611 * config.gcc: Separate AIX 5.3 from AIX 6.1.
16612 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16613 __LONGDOUBLE128 too.
16614 * config/rs6000/aix61.h: New file.
16616 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16618 PR rtl-optimization/34959
16619 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
16620 popcount and parity rtxes the same mode as their operand.
16621 Truncate or extend the result to the return value's mode
16624 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16627 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
16628 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
16629 to GOT_VERSION_REGNUM.
16630 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
16631 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
16632 * config/mips/mips.c (mips_emit_call_insn): New function.
16633 (mips_call_tls_get_addr): Call mips_expand_call directly.
16634 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
16636 (mips16_build_call_stub): Likewise. Return the call insn or null.
16637 (mips_expand_call): Update the call to mips16_build_call_stub
16638 accordingly and a remove redundant condition. Assert that MIPS16
16639 stubs do not use lazy binding. Use mips_emit_call_insn and return
16641 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
16643 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
16644 (mips_avoid_hazard): Remove hazard_set handling.
16645 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
16646 (UNSPEC_RESTORE_GP): ...this.
16647 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
16648 (FAKE_CALL_REGNO): Rename to...
16649 (GOT_VERSION_REGNUM): ...this.
16650 (type): Add "ghost" value. Add an associated insn reservation.
16651 (hazard_set): Remove.
16652 (exception_receiver): Rename to...
16653 (restore_gp): ...this and update the unspec identifier accordingly.
16654 (exception_receiver, nonlocal_got_receiver): New expanders.
16655 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
16656 FAKE_CALL_REGNO. Remove hazard_set attribute.
16657 (set_got_version, update_got_version): New patterns.
16659 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
16662 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
16664 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16667 * doc/install.texi2html: Generate gcc-vers.texi.
16669 2008-01-25 DJ Delorie <dj@redhat.com>
16671 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
16673 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16675 * config/c4x: Remove directory.
16676 * config.gcc (crx-*, mt-*): Mark obsolete.
16677 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
16678 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
16679 sh-*-rtemscoff*): Remove cases.
16680 * defaults.h (C4X_FLOAT_FORMAT): Remove.
16681 * real.c (encode_c4x_single, decode_c4x_single,
16682 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
16683 c4x_extended_format): Remove.
16684 * real.h (c4x_single_format, c4x_extended_format): Remove.
16685 * doc/extend.texi (interrupt, naked): Remove mention of attributes
16687 (Pragmas): Remove comment about c4x pragmas.
16688 * doc/install.texi (c4x): Remove target-specific instructions.
16689 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
16690 * doc/md.texi (Machine Constraints): Remove C4x documentation.
16691 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
16692 refer to C4x source files as examples.
16693 (C4X_FLOAT_FORMAT): Remove documentation.
16695 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
16697 * config/bfin/bfin.c (override_options): Reorder tests so that
16698 flag_pic gets enabled for -msep-data.
16700 2008-01-25 Richard Guenther <rguenther@suse.de>
16702 PR middle-end/32244
16703 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
16704 to its bitfield precision if required.
16706 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16708 PR middle-end/33880
16709 * tree-nested.c (walk_omp_for): New function.
16710 (convert_nonlocal_reference, convert_local_reference): Call
16711 walk_omp_for on OMP_FOR.
16712 (convert_call_expr): Call walk_body on OMP_FOR's
16713 OMP_FOR_PRE_INIT_BODY.
16715 2008-01-25 Richard Guenther <rguenther@suse.de>
16717 PR tree-optimization/34966
16718 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
16719 default defs and PHI_NODEs we have to insert after the
16720 defining statement.
16722 2008-01-24 Nick Clifton <nickc@redhat.com>
16724 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
16725 Provide a default definition.
16726 (LIBGCC2_UNITS_PER_WORD): Likewise.
16728 * config/stormy16/stormy16.c: Include df.h for the prototype
16729 for df_regs_ever_live_p.
16730 (xstormy16_expand_builtin_va_start): Convert the stack offset
16731 into a component_ref and then use POINTER_PLUS_EXPR to add it
16732 to the incoming_virtual_args_rtx.
16733 (xstormy16_gimplify_va_arg_expr): Rename to
16734 xstormy16_gimplify_va_arg_expr.
16735 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
16736 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
16737 xstormy16_gimplify_va_arg_expr.
16738 Fix up some formatting issues.
16740 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
16741 Move to predicates.md.
16742 (xs_hi_general_operand): Likewise.
16743 (xs_hi_nonmemory_operand): Likewise.
16744 * config/stormy16/predicates.md:
16745 (xstormy16_carry_plus_operand): New predicate.
16746 (xs_hi_general_operand): New predicate.
16747 (xs_hi_nonmemory_operand): New predicate.
16748 * config/stormy16/stormy16-protos.h:
16749 (xstormy16_carry_plus_operand): Delete prototype.
16750 (xs_hi_general_operand): Likewise.
16751 (xs_hi_nonmemory_operand): Likewise.
16753 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
16754 modifiers as they are no longer needed and they can trigger
16755 reload spill failures.
16757 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
16758 with a match_operand in order to help reload.
16760 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
16761 constraint with 'e' for the 8th alternative as this version of
16762 the mov.w instruction only accepts the lower 8 registers.
16764 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
16767 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
16768 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
16771 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16773 PR middle-end/33333
16774 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
16776 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16778 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
16780 (remove_structure): Update allocations list before removing structure.
16782 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16784 * ipa-struct-reorg.c (is_safe_cond_expr,
16785 create_new_stmts_for_cond_expr): Use integer_zerop function,
16786 that recognize not only zero-pointer, but zero-integer too.
16788 2008-01-25 Ben Elliston <bje@au.ibm.com>
16791 * fixproto: Escape "." in sed expression that strips leading "./".
16793 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
16796 * gcc.c (SWITCH_OK): Removed.
16797 (SWITCH_LIVE): Changed to bit.
16798 (SWITCH_FALSE): Likewise.
16799 (SWITCH_IGNORE): Likewise.
16800 (switchstr): Change live_cond to unsigned int.
16801 (process_command): Replace SWITCH_OK with 0.
16802 (do_self_spec): Likewise.
16803 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
16804 (give_switch): Likewise.
16805 (used_arg): Likewise.
16806 (do_spec_1): Set the SWITCH_IGNORE bit.
16807 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
16808 bits. Set the SWITCH_LIVE bit.
16810 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16812 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
16814 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
16816 PR tree-optimization/34472
16817 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
16818 parameter to a "bool *" and set *DATA to false if there is
16819 an unsafe access. Do not delete the structure here.
16820 (check_cond_exprs): Delete it here instead.
16821 (check_cond_exprs, exclude_cold_structs): Do not increase
16822 I when removing a structure.
16824 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
16827 * config/i386/i386.c (ix86_expand_vector_init): Consider only
16828 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
16830 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
16832 PR middle-end/34934
16833 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
16834 a fixed vector for stack.
16836 2008-01-24 Ben Elliston <bje@au.ibm.com>
16839 * doc/gcc.texi (Software development): Add a direntry for g++.
16841 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
16843 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
16844 stale and straggling -fforce-addr comments above.
16846 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
16848 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
16849 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
16851 2008-01-23 Michael Matz <matz@suse.de>
16854 * dwarf2out.c (force_type_die): Use modified_type_die instead of
16857 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
16859 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
16860 malloc result type.
16862 2008-01-23 Anatoly Sokolov <aesok@post.ru>
16864 * config/avr/avr.c (avr_current_arch): New variable.
16865 (avr_arch_types): Add 'avr31' and 'avr51' entries.
16866 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
16867 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
16868 (avr_override_options): Init 'avr_current_arch'.
16869 (base_arch_s): Move from here...
16870 * config/avr/avr.h (base_arch_s): ... here. Add new members
16871 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
16872 'mega' to 'have_jmp_call'.
16873 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
16874 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
16876 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
16878 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16879 MULTILIB_MATCHES): Ditto.
16881 2008-01-23 Richard Guenther <rguenther@suse.de>
16883 PR middle-end/31529
16884 * cgraphunit.c (cgraph_reset_node): Always mark the node
16885 not reachable if it is not queued already.
16887 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
16889 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
16890 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
16891 (cputype_selected): New static variable.
16892 (bfin_handle_option): Set it if -mcpu is used.
16893 (override_option): Select default set of workarounds if no cpu type
16894 selected on the command line.
16895 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
16897 From Michael Frysinger <michael.frysinger@analog.com>
16898 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
16899 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
16901 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
16902 for bf547, bf523, bf524, and bf526.
16903 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
16905 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16906 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
16907 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
16908 __ADSPBF547__ and __ADSPBF54x__ for bf547.
16909 * doc/invoke.texi (Blackfin Options): Document that
16910 -mcpu now accept bf547, bf523, bf524, and bf526.
16912 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
16914 PR rtl-optimization/34628
16915 * combine.c (try_combine): Stop and undo after the first combination
16916 if an autoincrement side-effect on the first insn has effectively
16919 2008-01-22 David Edelsohn <edelsohn@gnu.org>
16922 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
16923 Offset addresses are not valid for Altivec or paired float modes.
16925 2008-01-22 Jakub Jelinek <jakub@redhat.com>
16928 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
16929 if DECL_INITIAL (decl) is error_mark_node.
16932 * c-common.c (handle_vector_size_attribute): Only allow
16933 integral, scalar float and fixed point types. Handle OFFSET_TYPE
16934 the same way as pointer, array etc. types.
16935 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
16938 * tree.c (build_type_attribute_qual_variant): Call
16939 build_qualified_type if attributes are equal, but quals are not.
16941 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16944 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
16945 * flags.h (warn_strict_aliasing): Remove.
16946 (warn_strict_overflow): Remove.
16947 * opts.c (warn_strict_aliasing): Remove.
16948 (warn_strict_overflow): Remove.
16949 * c-opts.c (c_common_handle_option): -Wall only sets
16950 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
16951 (c_common_post_options): Give default values to -Wstrict-aliasing
16952 and -Wstrict-overflow if they are uninitialized.
16953 * common.opt (Wstrict-aliasing): Specify Var and Init.
16954 (Wstrict-overflow): Likewise.
16956 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
16958 PR rtl-optimization/26854
16959 PR rtl-optimization/34400
16960 PR rtl-optimization/34884
16961 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
16963 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
16964 (df_rd_bb_info.expanded_lr_out): Deleted
16965 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
16966 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
16967 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
16968 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
16969 Removed code to allocate, initialize or free expanded_lr_out.
16970 (df_rd_bb_local_compute_process_def): Restructured to make more
16972 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
16973 sets if the sets are being trimmed.
16975 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
16978 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
16979 (as_vers): Likewise.
16980 * configure: Regenerated.
16982 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16984 PR middle-end/33092
16985 * tree-pass.h (pass_build_alias): New pass.
16986 * tree-ssa-alias.c (gate_build_alias): New.
16987 (pass_build_alias): New.
16988 * passes.c (init_optimization_passes): Add pass_build_alias after
16989 pass_create_structure_vars.
16991 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
16993 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
16994 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
16995 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
16996 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
16997 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
16998 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
16999 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17000 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17001 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17002 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17003 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17004 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17005 * config/s390/s390.md (FP_ALL): New mode iterator.
17006 (_d): New mode attribute.
17007 ("*signbit<mode>2>"): Changed mode of first operand.
17008 ("isinf<mode>2"): Changed mode of first operand.
17009 ("*TDC_insn"): Adaptation for DFP modes.
17011 2008-01-22 Ben Elliston <bje@au.ibm.com>
17013 * tree.c (check_qualified_type): Improve function description.
17015 2008-01-21 Jason Merrill <jason@redhat.com>
17018 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17019 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17022 2008-01-21 DJ Delorie <dj@redhat.com>
17024 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17027 2008-01-21 Richard Guenther <rguenther@suse.de>
17029 PR middle-end/34856
17030 * tree-cfg.c (verify_expr): Allow all invariant expressions
17031 instead of just constant class ones as reference argument.
17032 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17033 like any other constant.
17034 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17036 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17038 * regmove.c (fixup_match_1): Update call crossed frequencies.
17040 2008-01-21 Richard Guenther <rguenther@suse.de>
17043 * tree-inline.c (setup_one_parameter): Deal with mismatched
17044 types using a VIEW_CONVERT_EXPR.
17046 2008-01-21 Alon Dayan <alond@il.ibm.com>
17047 Olga Golovanevsky <olga@il.ibm.com>
17049 PR tree-optimization/34701
17050 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17051 when the structure size is not a power of 2.
17053 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17055 * doc/install.texi: Add doc for --enable-checking=df.
17057 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17059 PR rtl-optimization/34808
17060 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17062 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17064 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17067 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17069 PR rtl-optimization/26854
17070 PR rtl-optimization/34400
17071 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17073 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17074 (df_rd_bb_info.expanded_lr_out): New.
17075 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17076 * loop_iv.c (iv_analysis_loop_init): Ditto.
17077 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17078 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17079 Added code to allocate, initialize or free expanded_lr_out.
17080 (df_rd_bb_local_compute_process_def): Restructured to make
17081 more understandable.
17082 (df_rd_confluence_n): Add code to do nothing with fake edges and
17083 code to no apply invalidate_by_call sets if the sets are being trimmed.
17084 (df_lr_local_finalize): Renamed to df_lr_finalize.
17085 (df_live_local_finalize): Renamed to df_live_finalize.
17087 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17090 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17091 deciding whether to use reciprocal instructions.
17093 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17095 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17096 dwarf2out_note_section_used if cold_text_section is NULL.
17098 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17100 PR gcov-profile/34610
17101 * tree-cfg.c (make_edges): Mark both outgoing edges from
17102 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17103 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17104 from OMP_FOR and OMP_CONTINUE outgoing edges.
17106 * tree-profile.c (tree_profiling): Return early if
17107 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17109 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17110 from cfun to child_cfun.
17111 * function.h (struct function): Add after_tree_profile bit.
17113 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17115 * config/avr/avr.S (_exit): Disable interrupt.
17117 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17118 Steven Bosscher <stevenb.gcc@gmail.com>
17120 PR rtl-optimization/26854
17121 PR rtl-optimization/34400
17122 * df-problems.c (df_live_scratch): New scratch bitmap.
17123 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17124 (df_live_reset): Clear the proper bitmaps.
17125 (df_live_bb_local_compute): Only process the artificial defs once
17126 since the order is not important.
17127 (df_live_init): Init the df_live sets only with the variables
17128 found live by df_lr.
17129 (df_live_transfer_function): Use the df_lr sets to prune the
17130 df_live sets as they are being computed.
17131 (df_live_free): Free df_live_scratch.
17133 2008-01-18 Ian Lance Taylor <iant@google.com>
17135 * common.opt: Add fmerge-debug-strings.
17136 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17137 flag_merge_debug_strings rather than flag_merge_constants.
17138 * doc/invoke.texi (Option Summary): Mention
17139 -fmerge-debug-strings.
17140 (Debugging Options): Document -fmerge-debug-strings.
17142 2008-01-18 Ian Lance Taylor <iant@google.com>
17145 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17146 (struct tree_function_decl): Add new field operator_new_flag.
17147 * tree-inline.c (expand_call_inline): When inlining a call to
17148 operator new, force the return value to go into a variable, and
17149 set DECL_NO_TBAA_P on that variable.
17150 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17152 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17155 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17156 DWARF2_DEBUGGING_INFO.
17157 (dwarf2out_note_section_used): Ditto. Add prototype.
17158 (have_multiple_function_sections, text_section_used,
17159 cold_text_section_used, *cold_text_sections): Move declarations
17162 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17164 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17165 field and add signal_ra.
17166 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17167 assignments to frame state pc. Move end of stack check after
17168 MD_FALLBACK_FRAME_STATE_FOR.
17169 (uw_update_context_1): Use frame state signal_regs if set, instead
17170 of checking signal_frame flag.
17171 (uw_update_context): Use frame state signal_ra if set.
17172 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17173 * config/xtensa/linux-unwind.h: New file.
17175 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17177 * modulo-sched.c (get_sched_window): Fix comment typo.
17179 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17181 PR tree-optimization/34648
17182 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17184 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17186 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17187 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17189 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17191 PR rtl-optimization/34400
17192 * df-core.c (df_worklist_dataflow_overeager,
17193 df_worklist_dataflow_doublequeue): New functions.
17194 (df_worklist_dataflow): Two different worklist solvers.
17195 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17198 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17201 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17202 and ftree-parallelize-loops.
17204 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17206 PR rtl-optimization/34826
17207 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17209 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17211 * global.c (find_reg): Mark the eh regs as used if necessary.
17212 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17213 * ra.h (struct allocno): no_eh_reg field added. Changed
17214 no_stack_reg type to bitfield.
17216 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17218 * tree.c (substitute_in_expr): Add missing 'break'.
17220 2008-01-17 Richard Guenther <rguenther@suse.de>
17222 PR tree-optimization/34825
17223 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17224 x / x as division to handle.
17226 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17228 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17229 "-pthread" is specified.
17230 * pa-hpux11.h (LIB_SPEC): Likewise.
17232 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17233 Peter Bergner <bergner@vnet.ibm.com>
17235 PR rtl-optimization/33796
17236 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17238 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17240 PR libgfortran/34699
17241 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17243 * pa-hpux10.h (LINK_SPEC): Likewise.
17244 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17246 2008-01-16 Richard Guenther <rguenther@suse.de>
17248 PR middle-end/32628
17249 * fold-const.c (fold_convert_const_int_from_int): Do not
17250 set overflow if that occured only because of a sign extension
17251 change when converting from/to a sizetype with the same
17252 precision and signedness.
17254 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17257 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
17258 location address to the correct place. Update copyright year.
17260 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17262 * lambda-code.c (lambda_transform_legal_p): Handle the case of
17263 no dependences in the dependence_relations vector.
17265 2008-01-16 Jan Hubicka <jh@suse.cz>
17267 PR rtl-optimization/31396
17268 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
17269 * cfg.c (dump_reg_info): Print it.
17270 * regs.h (struct reg_info_t): add freq_calls_crossed.
17271 (REG_FREQ_CALLS_CROSSED): New macro.
17272 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
17273 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
17274 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17275 regmove_optimize): Update call crossed frequencies.
17276 * local-alloc.c (struct qty): Add freq_calls_crossed.
17277 (alloc_qty): Copute freq_calls_crossed.
17278 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
17279 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
17280 * ra.h (struct allocno): Add freq_calls_crossed.
17282 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17284 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
17285 libgomp when compiling with ftree-parallelize-loops.
17286 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
17288 2008-01-16 Richard Guenther <rguenther@suse.de>
17290 PR tree-optimization/34769
17291 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
17292 * tree.c (int_cst_value): Instead make this function more
17293 permissive in what it accepts as valid input. Document this
17294 function always sign-extends the value.
17296 2008-01-16 Jakub Jelinek <jakub@redhat.com>
17297 Richard Guenther <rguenther@suse.de>
17300 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
17301 (gimple_fold_indirect_ref_rhs): ... this.
17302 (gimple_fold_indirect_ref): New function with foldings
17303 that preserve lvalueness.
17304 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
17305 * tree-flow.h (gimple_fold_indirect_ref): Declare.
17306 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
17307 to fold an INDIRECT_REF, fall back to the old use of
17308 fold_indirect_ref_1.
17310 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17312 * tree-data-ref.c (subscript_dependence_tester_1): Call
17313 free_conflict_function.
17314 (compute_self_dependence): Same.
17316 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17319 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
17320 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
17322 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
17323 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
17324 for DWARF2_UNWIND_INFO targets.
17326 2008-01-16 Richard Guenther <rguenther@suse.de>
17329 * c-typeck.c (common_pointer_type): Do not merge inconsistent
17330 type qualifiers for function types.
17332 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
17334 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
17335 loop_iterator li from previous commit.
17337 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
17339 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
17341 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17343 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
17344 (parallelize_loops): Don't parallelize irreducible components.
17346 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17349 * c-opts (c_common_post_options): Do not enable CPP
17350 flag_pedantic_errors by default.
17352 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
17354 PR rtl-optimization/31944
17355 * cse.c (remove_pseudo_from_table): New function.
17356 (merge_equiv_classes): Use above function to remove pseudo-registers.
17357 (invalidate): Likewise.
17359 2008-01-13 Richard Guenther <rguenther@suse.de>
17361 PR middle-end/34601
17362 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
17363 instead of TYPE_MODE to deal with calls from expand_one_error_var.
17365 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
17367 * gcse.c (cprop_jump): Call validate_unshare_change instead of
17368 validate_change to unshare the source of the PC set.
17370 2008-01-12 Jan Hubicka <jh@suse.cz>
17372 PR middle-end/32135
17373 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
17374 references above array bounds. This might trigger bounds checks for
17375 pointers to arrays.
17377 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17379 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
17380 new_replaceable_dependencies.
17382 2008-01-12 Doug Kwan <dougkwan@google.com>
17384 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
17385 instead of OPT_Wreturn_type in warning due to ignored return type
17387 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
17388 options included in -Wextra.
17389 * c.opt: New option -Wignored_qualifiers.
17390 * doc/invoke.texi (Warning Options, -Wextra): Add new option
17391 -Wignore_qualifiers.
17392 (-Wignored-qualifiers): Document.
17393 (-Wreturn-type): Remove description of functionality now handled
17394 by -Wignored-qualifiers.
17396 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
17399 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
17400 NOP_EXPR if it is between integral types with the same precision.
17402 2008-01-12 Jan Hubicka <jh@suse.cz>
17405 * invoke.texi (max-inline-recursive-depth): Fix default value.
17407 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
17409 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
17412 2008-01-11 Bob Wilson <bob.wilson@acm.org>
17414 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
17416 2008-01-11 James E. Wilson <wilson@specifix.com>
17419 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
17421 2008-01-11 Anatoly Sokolov <aesok@post.ru>
17423 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
17424 save/restore frame pointer register and don't use 'call-prologues'
17425 optimization in function with "OS_task" attribute.
17427 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
17429 PR middle-end/31309
17430 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
17431 when copying to memory.
17433 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
17435 PR rtl-optimization/30905
17436 * cfgcleanup.c: Include dce.h
17437 (crossjumps_occured): New global variable.
17438 (try_crossjump_bb): Exit loop after finding a fallthru edge.
17439 If something changed, set crossjumps_occured to true.
17440 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
17441 Don't add/remove fake edges to exit here...
17442 (cleanup_cfg): ...but do it here, when crossjumping.
17443 Run a fast DCE when successful crossjumps occured in the latest
17444 iteration of try_optimize_cfg.
17446 2008-01-11 Richard Guenther <rguenther@suse.de>
17448 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
17449 (struct vn_unary_op_s): Likewise.
17450 (vn_reference_insert): Free old reference on hash collision.
17452 2008-01-10 Raksit Ashok <raksit@google.com>
17454 PR rtl-optimization/27971
17455 * combine.c (find_split_point): Split PLUS expressions which are
17456 inside a MEM rtx, and whose first operand is complex.
17458 2008-01-10 DJ Delorie <dj@redhat.com>
17460 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
17461 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
17462 (m32c_hard_regno_ok): Call the underlying function.
17464 2008-01-10 Richard Guenther <rguenther@suse.de>
17466 PR middle-end/34683
17467 * tree-cfg.c (tree_merge_blocks): Do not go through the
17468 full-blown folding and stmt updating path if we just deal
17469 with virtual operands.
17470 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
17471 test for abnormal SSA_NAMEs.
17473 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
17475 PR middle-end/34641
17476 * reload.c (push_reload): Add assertions. All constants from
17477 reg_equiv_constant should have been used for replacing the respective
17479 (find_reloads_address): Invoke find_reloads_address_part for
17480 constant taken from the reg_equiv_constant array.
17482 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
17484 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
17485 field (valnum) the first in the struct. Replace bools with
17488 2008-01-10 Richard Guenther <rguenther@suse.de>
17490 PR tree-optimization/34651
17491 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
17492 types and ordering for masking and converting.
17494 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
17496 PR tree-optimization/34017
17497 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
17498 also for PHI_NODE expressions.
17500 2008-01-09 Jan Hubicka <jh@suse.cz>
17502 PR tree-optimization/34708
17503 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
17504 based on number of case labels.
17505 (init_inline_once): Remove switch_cost.
17506 * tree-inline.h (eni_weights_d): Remove switch_cost.
17508 2008-01-09 Richard Guenther <rguenther@suse.de>
17509 Andrew Pinski <andrew_pinski@playstation.sony.com>
17511 PR middle-end/30132
17512 * gimplify.c (gimplify_cond_expr): Do not create an addressable
17513 temporary if an rvalue is ok or an lvalue is not required.
17515 2008-01-09 Richard Guenther <rguenther@suse.de>
17517 PR middle-end/34458
17518 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
17519 adjust return type.
17521 2008-01-09 Richard Guenther <rguenther@suse.de>
17523 PR middle-end/34679
17524 * tree.c (host_integerp): Check for sizetype only if the
17525 type is an integer type.
17527 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
17530 * opts.c (decode_options): Disable inlining of functions called
17531 once if not in unit-at-a-time mode.
17533 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
17535 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
17537 2008-01-08 Richard Guenther <rguenther@suse.de>
17539 PR middle-end/31863
17540 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
17541 out early if the result will be unused.
17543 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17548 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17549 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17552 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
17554 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
17555 for vectorization tuned.
17557 2008-01-08 Richard Guenther <rguenther@suse.de>
17559 PR tree-optimization/34683
17560 * tree-ssa-operands.c (operand_build_cmp): Export.
17561 * tree-ssa-operands.h (operand_build_cmp): Declare.
17562 * tree-vn.c (vuses_compare): Remove.
17563 (sort_vuses): Use operand_build_cmp.
17564 (sort_vuses_heap): Likewise.
17565 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
17566 to re-use old VEC if available. Do not sort already sorted VUSEs.
17567 (vdefs_to_vec): Do not sort already sorted VDEFs.
17569 2008-01-08 Jakub Jelinek <jakub@redhat.com>
17571 PR middle-end/34694
17572 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
17574 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17577 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
17578 limitations of reciprocal sequences on x86 targets.
17580 2008-01-08 Richard Guenther <rguenther@suse.de>
17582 PR tree-optimization/34683
17583 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
17585 2008-01-07 Jakub Jelinek <jakub@redhat.com>
17588 * config/darwin.c (darwin_mergeable_string_section): Don't use
17589 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
17591 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
17594 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
17595 negxf2. Macroize expander using X87MODEF mode iterator. Change
17596 predicates of op0 and op1 to register_operand.
17597 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
17598 expander using X87MODEF mode iterator. Change predicates of
17599 op0 and op1 to register_operand.
17600 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
17601 corresponding patterns and macroize using MODEF macro. Change
17602 predicates of op0 and op1 to register_operand and remove
17603 "m" constraint. Disparage "r" alternative with "!".
17604 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
17605 macroize using X87MODEF macro. Change predicates of op0 and op1
17606 to register_operand and remove "m" constraint. Disparage "r"
17607 alternative with "!".
17608 (absneg splitter with memory operands): Remove.
17609 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
17610 patterns and macroize using X87MODEF mode iterator.
17611 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
17612 Change predicate of op1 to register_operand.
17613 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
17614 for memory operands.
17616 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
17618 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
17620 2008-01-07 Richard Guenther <rguenther@suse.de>
17622 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
17625 2008-01-07 Richard Guenther <rguenther@suse.de>
17627 PR tree-optimization/34683
17628 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
17629 VOPs of the needed size to save memory. Use VEC_quick_push
17630 to save compile-time.
17631 (vdefs_to_vec): Likewise.
17633 2008-01-07 Sa Liu <saliu@de.ibm.com>
17635 * config/spu/spu.md (divdf3): Genetate inline code for double
17636 division. The implementation doesn't handle INF or NAN, therefore it
17637 only applies when -ffinite-math-only is given.
17639 2008-01-06 Paolo Carlini <pcarlini@suse.de>
17642 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
17643 * doc/cpp.texi ([Common Predefined Macros]): Document.
17645 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
17647 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
17648 order to use commutative addition instead of subtraction.
17650 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17651 Mircea Namolaru <namolaru@il.ibm.com>
17652 Vladimir Yanovsky <yanov@il.ibm.com>
17653 Revital Eres <eres@il.ibm.com>
17655 PR tree-optimization/34263
17656 * tree-outof-ssa.c (process_single_block_loop_latch,
17657 contains_tree_r): New functions.
17658 (analyze_edges_for_bb): Call process_single_block_loop_latch
17659 function to empty single-basic-block latch block if possible.
17661 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17663 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17665 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
17667 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17669 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
17671 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17673 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
17675 2008-01-05 Jakub Jelinek <jakub@redhat.com>
17677 PR tree-optimization/34618
17678 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
17681 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17684 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
17685 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
17686 Update copyright year.
17688 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
17689 Update copyright year.
17690 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
17693 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
17695 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
17696 edge does not point to current bb before changing need_assert.
17698 2008-01-04 Richard Guenther <rguenther@suse.de>
17700 PR middle-end/34029
17701 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
17702 for verifying purposes if they are is_gimple_min_invariant.
17704 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
17706 PR tree-optimization/34448
17707 PR tree-optimization/34465
17708 * gimplify.c (gimplify_init_constructor): Add new parameter
17709 notify_temp_creation. Use it.
17710 (gimplify_modify_expr_rhs): Take volatiles into account when
17711 optimizing constructors.
17712 Do not optimize constructors if gimplify_init_constructor will dump to
17714 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
17715 * gcc.c-torture/compile/pr34448.c: New.
17717 2008-01-04 Jakub Jelinek <jakub@redhat.com>
17719 PR gcov-profile/34609
17720 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
17721 return_slot if result is TREE_ADDRESSABLE.
17723 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
17725 * config/mips/mips.md (sqrt_condition): Tweak comment.
17726 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
17728 2008-01-03 Tom Tromey <tromey@redhat.com>
17731 * c-common.c (c_type_hash): Handle VLAs.
17733 2008-01-03 Jan Hubicka <jh@suse.cz>
17735 PR tree-optimization/31081
17736 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
17737 0 when inlining and not inlining to first basic block.
17738 (remap_decl): When var is initialized to 0, don't set default_def.
17739 (expand_call_inline): Set entry_bb.
17740 * tree-inline.h (copy_body_data): Add entry_bb.
17742 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17745 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
17748 PR tree-optimization/29484
17749 * tree-inline.c (inline_forbidden_p_2): New function.
17750 (inline_forbidden_p): Disallow inlining if some static var
17751 has an address of a local LABEL_DECL in its initializer.
17752 * doc/extend.texi (Labels as Values): Document &&foo behaviour
17755 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
17757 PR tree-optimization/34635
17758 * tree-data-ref.c (add_other_self_distances): Make sure that the
17759 evolution step is constant.
17761 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17763 PR middle-end/34608
17764 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
17766 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
17768 * tree-sra.c (scalarize_init): Insert the generate_element_init
17769 statements after the generate_element_zero statements.
17771 2008-01-02 Richard Guenther <rguenther@suse.de>
17773 PR middle-end/34093
17774 PR middle-end/31976
17775 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
17776 for very large number of operands instead of ICEing.
17778 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
17781 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
17782 while stack probing.
17784 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
17786 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
17789 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
17791 PR libmudflap/26442
17792 * tree-mudflap.c (mx_register_decls): Guard warning by
17793 !DECL_ARTIFICIAL check.
17795 2008-01-01 Jakub Jelinek <jakub@redhat.com>
17797 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
17798 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
17799 sse5_perm<mode>): Fix constraints.