1 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6 2008-09-07 Helge Deller <deller@gmx.de>
8 * pa/linux-atomic.c: New file.
9 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
10 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
12 2008-09-07 Richard Guenther <rguenther@suse.de>
13 Ira Rosen <irar@il.ibm.com>
15 PR tree-optimization/36630
16 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
17 Call STRIP_NOPS before calling evolution_part_in_loop_num.
19 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
20 Ira Rosen <irar@il.ibm.com>
22 PR tree-optimization/35642
23 * config/rs6000/altivec.md (mulv8hi3): Implement.
25 2008-09-06 Jeff Law <law@redhat.com>
27 * h8300.h (IRA_COVER_CLASSES): Define.
29 2008-09-06 Jan Hubicka <jh@suse.cz>
31 PR tree-optimization/14703
32 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
33 * passes.c (init_optimization_passes): Recompute inline parameters.
35 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
37 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
40 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
41 Peter Fuerst <post@pfrst.de>
43 * doc/invoke.texi: Document -mr10k-cache-barrier=.
44 * doc/extend.texi: Document __builtin_mips_cache.
45 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
46 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
47 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
48 __GCC_HAVE_BUILTIN_MIPS_CACHE.
49 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
50 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
51 (set_push_mips_isas): New variable.
52 (mips_r10k_cache_barrier): New variable.
53 (cache): New availability predicate.
54 (mips_builtins): Add an entry for __builtin_mips_cache.
55 (mips_build_cvpointer_type): New function.
56 (MIPS_ATYPE_CVPOINTER): New macro.
57 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
59 (r10k_simplified_address_p, r10k_simplify_address)
60 (r10k_uncached_address_p, r10k_safe_address_p)
61 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
62 (r10k_needs_protection_p_call, r10k_needs_protection_p)
63 (r10k_insert_cache_barriers): New functions.
64 (mips_reorg_process_insns): Delete cache barriers after a
65 branch-likely instruction.
66 (mips_reorg): Call r10k_insert_cache_barriers.
67 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
68 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
69 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
70 (mips_cache, r10k_cache_barrier): New define_insns.
72 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
74 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
75 * ira-color.c (setup_allocno_left_conflicts_num): Use
76 hard_reg_set_equal_p instead of a comparison with
77 ira_zero_hard_reg_set.
78 * ira.c (setup_reg_subclasses): Likewise.
79 (setup_cover_and_important_classes): Likewise.
80 (setup_class_translate): Likewise.
81 (setup_reg_class_intersect_union): Likewise.
82 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
83 (ira_init_once): Don't initialize them.
85 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
87 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
89 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
91 * ira-color.c (ira_fast_allocation): Permit global allocno
94 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
96 Improved branch hints, safe hints, and scheduling.
98 * haifa-sched.c (sched_emit_insn) : Define.
99 * sched-int.h (sched_emit_insn) : Add prototype.
100 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
101 -mhint-max-distance -msafe-hints) : Document.
102 * config/spu/spu.c (spu_flag_var_tracking): New.
103 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
104 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
105 TARGET_ASM_FILE_START): Define.
106 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
107 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
108 (spu_emit_branch_hint): Add blocks argument.
109 (insert_branch_hints, insert_nops): Remove.
110 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
111 uses_ls_unit, spu_sched_init_global, spu_sched_init,
112 spu_sched_reorder, asm_file_start): New functions.
113 (clock_var, spu_sched_length, pipe0_clock,
114 pipe1_clock, prev_clock_var, prev_priority,
115 spu_ls_first, prev_ls_clock): New static variables.
116 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
117 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
118 (nopn_nv): Add a non-volatile version of nop.
119 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
120 -mhint-max-distance, -msafe-hints): New options.
122 2008-09-05 Janis Johnson <janis187@us.ibm.com>
123 Samuel Tardieu <sam@rfc1149.net>
125 * opts.c (decode_options): Combine nested if statements.
128 * opts.c (decode_options): Handle more relationships among
129 unit-at-a-time, toplevel-reorder, and section-anchors.
131 2008-09-05 David Daney <ddaney@avtrex.com>
133 * doc/install.texi (--enable-reduced-reflection): Document new option.
135 2008-09-05 Bob Wilson <bob.wilson@acm.org>
137 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
139 (constantpool_operand): New.
140 (move_operand): Disallow sub-word modes for the constant pool.
141 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
142 (xtensa_secondary_reload_class): Replace with....
143 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
144 Set icode for sub-word reloads from the constant pool.
145 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
146 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
147 * config/xtensa/xtensa.md (reload<mode>_literal): New.
148 * config/xtensa/xtensa-protos.h: Update prototypes.
150 2008-09-05 Joseph Myers <joseph@codesourcery.com>
152 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
153 (REG_CLASS_NAMES): Update.
154 (REG_CLASS_CONTENTS): Update.
155 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
156 of ALL_REGS for regs 77 and 78.
157 * function.c (instantiate_virtual_regs_in_insn): Assert that
158 return value of simplify_gen_subreg is not NULL.
160 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
162 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
163 (gen_rtvec_v): Fix coding standards.
165 2008-09-04 Jan Hubicka <jh@suse.cz>
167 * i386.c (decide_alg): Be more conservative about optimizing for size.
169 2008-09-04 Ian Lance Taylor <iant@google.com>
171 * varasm.c (narrowing_initializer_constant_valid_p): New
173 (initializer_constant_valid_p): Call it.
175 2008-09-04 Jeff Law <law@redhat.com>
177 * fold-const.c (native_encode_real): Fix computation of WORDS.
178 (native_interpret_real): Likewise.
180 2008-09-04 Janis Johnson <janis187@us.ibm.com>
182 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
184 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
186 * ira-conflicts.c (process_regs_for_copy): Check insn to check
187 that the cost is already taken into account in ira-costs.c
189 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
191 * ira-build.c (print_copy, print_copies, ira_debug_copy,
192 ira_debug_copies): New.
193 (ira_bulid): Call print_copies.
195 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
197 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
200 * config/rs6000/rs6000.c (optimization_options): Remove check of
203 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
205 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
206 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
207 second operand is a reg_imm10_operand.
208 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
209 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
210 (*seq_<GPR:mode><GPR2:mode>): Rename to
211 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
213 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
214 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
216 (*sne_<GPR:mode><GPR2:mode>): Rename to
217 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
220 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
222 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
223 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
224 combining an arithmetic right shift by more than 31 and a
225 trunction. Don't match for out-of-range shift amounts. Set
226 attribute mode to <MODE>.
227 (*lshr32_trunc<mode>): Name the pattern combining a logical right
228 shift by 32 and and a truncation. Set attribute mode to <MODE>.
229 (*<optab>_trunc<mode>_exts): New pattern for truncated right
230 shifts by less than 32.
231 (extv): Change predicate on first operand to accept registers.
232 Change predicate of the other operands from immediate_operand to
233 const_int_operand. Expand exts when source is a register.
234 (extzv): Change predicate of the constant operands from
235 immediate_operand to const_int_operand.
236 (extzv<mode>): Change predicate of the constant operands from
237 immediate_operand to const_int_operand and no constraint. Also
239 (*extzv_trunc<mode>_exts): New pattern.
241 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
243 * config/mips/mips.h (ISA_HAS_CINS): New macro.
244 * config/mips/mips-protos.h (mask_low_and_shift_p,
245 mask_low_and_shift_len): Declare.
246 * config/mips/mips.c (mask_low_and_shift_p,
247 mask_low_and_shift_len): New functions.
248 (mips_print_operand): Handle new operand prefix "m".
249 * config/mips/mips.md (*cins<mode>): New pattern.
251 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
253 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
256 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
258 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
259 regardless of epilogue_completed.
261 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
264 * ira-lives.c (process_bb_node_lives): Check setjmp.
266 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
269 * ira-build.c (form_loop_tree): Reverse BB walk.
270 (create_bb_allocnos): Likewise.
271 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
272 (mark_reg_store): Rename to...
273 (mark_ref_live): ...this and take a df_ref argument instead of
274 note_stores arguments. Assert that we have a register.
275 (mark_reg_clobber): Delete.
276 (def_conflicts_with_inputs_p): New function.
277 (mark_reg_conflicts): Delete.
278 (mark_reg_death): Rename to...
279 (mark_ref_dead): ...this and take a df_ref argument instead of
280 a register. Assert that we have a register.
281 (process_bb_node_lives): Hoist frequency calculation out of
282 instruction walk. Convert from a forwards scan to a backwards scan.
283 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
284 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
285 (create_allocno_live_ranges): Don't create regs_set.
287 2008-09-04 Ian Lance Taylor <iant@google.com>
289 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
291 * calls.c (emit_library_call_value_1): Use MEM_P rather than
292 comparing MODE with MEM.
293 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
294 comparing with GF_PREDICT_TAKEN.
295 (gimple_get_lhs): Change code to enum gimple_code.
296 (gimple_set_lhs): Likewise.
297 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
298 * omp-low.c (find_omp_clause): Change kind parameter to enum
300 * tree-flow.h (find_omp_clause): Update declaration.
301 * regrename.c (clear_dead_regs): Change kind parameter to enum
303 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
305 * see.c (see_get_extension_data): Change return type to enum
306 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
307 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
308 (see_gen_normalized_extension): Change extension_code parameter to
310 (see_seek_pre_extension_expr): Change extension_code to enum
312 (see_merge_one_def_extension): Likewise.
313 (see_handle_relevant_defs): Likewise.
314 (see_handle_relevant_uses): Likewise.
315 (see_analyze_one_def): Likewise.
316 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
317 GIMPLE_ASM rather than ASM_EXPR.
318 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
319 GIMPLE_RETURN rather than RETURN_EXPR.
320 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
321 (evaluate_stmt): Likewise.
322 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
323 to enum vect_relevant.
324 (vect_mark_stmts_to_be_vectorized): Change assertion to not
325 compare gimple codes with tree codes.
327 2008-09-04 Paul Brook <paul@codesourcery.com>
329 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
331 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
333 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
334 pointer check lost in the recent no-unit-at-a-time patch.
336 2008-09-04 Jan Hubicka <jh@suse.cz>
339 * tree-switch-conversion.c (check_final_bb): Accept only IP
342 2008-09-04 Jan Hubicka <jh@suse.cz>
344 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
346 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
347 using_ranges argument.
348 (vrp_evaluate_conditional): Avoid bogus warning for type range.
349 (vrp_visit_cond_stmt): Update call of
350 vrp_evaluate_conditional_warnv_with_ops
352 2008-09-04 Jan Hubicka <jh@suse.cz>
354 PR tree-optimization/37345
355 PR tree-optimization/37358
356 PR tree-optimization/37357
357 * tree.c (build_function_type_skip_args): Build distinct type copy;
359 (build_function_decl_skip_args): Set type of new decl not orig decl;
360 clear DECL_VINDEX for methods turned into functions.
362 2008-09-04 Nick Clifton <nickc@redhat.com>
364 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
366 * configure: Regenerate.
367 * config.in: Regenerate.
368 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
369 alignment field, if it is supported.
371 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
373 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
376 2008-09-03 David Edelsohn <edelsohn@gnu.org>
378 * config/rs6000/rs6000.c (processor_target_table): Do not
379 enable VMX for POWER6.
381 2008-09-03 Anton Blanchard <anton@samba.org>
383 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
384 emit memory barrier before operation.
386 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
389 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
390 default_elf_asm_output_external.
392 2008-09-03 Jeff Law <law@redhat.com>
394 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
396 2008-09-03 Richard Henderson <rth@redhat.com>
398 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
399 memory barrier to below the test-and-set.
400 (alpha_split_lock_test_and_set_12): Likewise.
402 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
406 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
409 * ira-color.c (print_loop_title): Use all_allocnos.
410 (color_pass): Ditto. Don't add border_allocnos. Check that
411 subloop allocno in the correspdoning bitmap all_allocnos.
413 * ira-emit.c (change_loop): Use all_allocnos.
415 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
417 (ira_create_allocno): Set up all_allocnos bit for the created
419 (create_cap_allocno): Remove setting mentioned_allocnos.
420 (create_insn_allocnos): Ditto.
421 (remove_unnecessary_allocnos): Use all_allocnos.
422 (check_allocno_creation): Check that allocnos are in the
423 corresponding bitmap all_allocnos.
425 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
429 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
430 (process_regs_for_copy): Process subregs. Refine check when cost
431 is taken into account in ira-costs.c.
432 (process_reg_shuffles): Use REG_SUBREG_P.
433 (add_insn_allocno_copies): Ditto. Ignore modes.
435 * ira-color.c (conflict_allocno_vec): New.
436 (COST_HOP_DIVISOR): New macro.
437 (update_copy_costs_1): Use it.
438 (update_conflict_hard_regno_costs): New function.
439 (assign_hard_reg): Use it.
440 (ira_color): Allocate and free conflict_allocno_vec.
442 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
446 * ira-int.h (ira_sort_insn_chain): Remove.
448 * ira.c (basic_block_order_nums, chain_insn_order,
449 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
450 (ira): Don't call ira_sort_insn_chain.
452 * reload1.c (reload): Don't call ira_sort_insn_chain.
454 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
457 * cgraphunit.c (update_call_expr): Remove eh regions from statements
458 which become non throw.
459 (cgraph_function_versioning): Also clear DECL_WEAK. Call
460 update_call_expr after updating the flags on the decl.
462 2008-09-03 Jan Hubicka <jh@suse.cz>
464 PR tree-optimization/37315
465 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
466 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
467 (cgraph_analyze_functions): Use node->analyzed
468 (cgraph_mark_functions_to_output): Likewise.
469 (cgraph_expand_function): All functions can be released after
471 (cgraph_optimize): Use gimple_has_body_p.
472 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
473 (cgraph_decide_inlining_incrementally): Likewise.
474 (inline_transform): Inline transform.
475 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
477 (inlinable_function_p): Drop gimple_body check.
478 (expand_call_inline): Use gimple_has_body_p.
479 * gimple.c (gimple_has_body_p): New.
480 * gimple.h (gimple_has_body_p): Add prototype.
481 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
482 (dump_function_to_file): Use gimple_has_body_p check.
484 2008-09-03 Jakub Jelinek <jakub@redhat.com>
487 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
489 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
491 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
493 From Michael Frysinger <michael.frysinger@analog.com>
494 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
495 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
498 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
501 * doc/extend.texi: Document picoChip builtin functions.
502 * doc/invoke.texi: Document picoChip options.
503 * doc/contrib.texi: Add picoChip contribution.
504 * doc/md.texi: Document picoChip constraints.
505 * config.gcc: Add picochip-*-*.
506 * config/picochip/: Add new port.
508 2008-09-03 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/37328
511 * tree-sra.c (sra_build_assignment): Gimplify properly.
512 (generate_copy_inout): Take the correct stmt as definition,
515 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
517 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
520 From Michael Frysinger <michael.frysinger@analog.com>
521 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
523 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
525 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
527 (__gthread_setspecific): Revert 2008-08-31 change to
528 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
531 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
533 * diagnostic.c (error_at): New.
534 * toplev.h (error_at): New prototype.
535 * c-typeck.c (build_array_ref): Call error_at instead of error.
536 Pass location to pedwarn.
538 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
540 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
542 2008-09-02 Jakub Jelinek <jakub@redhat.com>
544 * dwarf2out.c (tree_add_const_value_attribute): Only handle
545 VAR_DECL and CONST_DECL.
547 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
548 Jakub Jelinek <jakub@redhat.com>
550 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
551 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
552 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
553 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
554 Don't set ix86_save_varrargs_registers.
555 (ix86_setup_incoming_varargs): Assume cum != NULL.
556 (ix86_va_start): Check ix86_varargs_gpr_size and
557 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
558 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
559 from frame pointer if ix86_varargs_gpr_size == 0.
560 (ix86_compute_frame_layout): Updated.
561 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
562 (ix86_varargs_gpr_size): Define.
563 (ix86_varargs_fpr_size): Likewise.
564 (machine_function): Remove save_varrargs_registers.
565 Add varargs_gpr_size and varargs_fpr_size.
567 2008-09-02 Jakub Jelinek <jakub@redhat.com>
569 * config/alpha/alpha.c (va_list_skip_additions,
570 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
571 (alpha_gimplify_va_arg): Call unshare_expr on second use of
574 PR tree-optimization/36766
575 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
576 for already removed basic blocks.
579 * real.c (real_maxval): Clear a lower bit to make real_maxval
580 match get_max_float for IBM long double format.
582 2008-09-02 Andreas Schwab <schwab@suse.de>
584 * configure.ac: Use m4_quote to quote the expansion of m4_do.
585 * configure: Regenerate.
587 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
589 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
590 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
591 checking for a non-VOID CONSTANT_P.
593 2008-09-02 Jan Hubicka <jh@suse.cz>
595 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
596 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
598 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
600 * expr.c (emit_group_store): Don't assert stack temp mode size.
602 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
603 Tobias Grosser <grosser@fim.uni-passau.de>
604 Jan Sjodin <jan.sjodin@amd.com>
605 Harsha Jagasia <harsha.jagasia@amd.com>
606 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
607 Konrad Trifunovic <konrad.trifunovic@inria.fr>
608 Adrien Eliche <aeliche@isty.uvsq.fr>
610 Merge from graphite branch.
613 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
614 * doc/invoke.texi (-floop-block, -floop-interchange,
615 -floop-strip-mine): Document new flags.
616 * tree-into-ssa.c (gimple_vec): Moved...
617 * tree-loop-distribution.c (rdg_component): Moved...
618 * cfgloopmanip.c: Include tree-flow.h.
619 (update_dominators_in_loop): New.
620 (create_empty_if_region_on_edge): New.
621 (create_empty_loop_on_edge): New.
622 (loopify): Use update_dominators_in_loop.
623 * tree-pass.h (pass_graphite_transforms): Declared.
624 * configure: Regenerate.
625 * tree-phinodes.c (make_phi_node): Export.
626 (add_phi_node_to_bb): New, split from create_phi_node.
627 * tree-chrec.c (for_each_scev_op): New.
628 * tree-chrec.h (for_each_scev_op): Declared.
629 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
630 (remove_statement): Call get_phi_with_result.
631 * config.in (HAVE_cloog): Undef.
632 * gdbinit.in (pgg): New.
633 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
634 * tree-ssa-loop.c (graphite_transforms): New.
635 (gate_graphite_transforms): New.
636 (pass_graphite_transforms): New.
637 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
638 HAVE_cloog): Defined.
639 * tree-vectorizer.c (rename_variables_in_bb): Export.
640 * tree-data-ref.c (dr_may_alias_p): Export.
641 (stmt_simple_memref_p): New.
642 (find_data_references_in_stmt): Export.
643 (find_data_references_in_loop): Export.
644 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
645 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
646 (create_rdg_vertices): Export.
647 (build_empty_rdg): New.
648 (build_rdg): Call build_empty_rdg. Free dependence_relations.
649 * tree-data-ref.h (rdg_component): ... here.
651 (struct data_reference): Add a field scop.
653 (find_data_references_in_loop): Declared.
654 (find_data_references_in_stmt): Declared.
655 (create_rdg_vertices): Declared.
656 (dr_may_alias_p): Declared.
657 (stmt_simple_memref_p): Declared.
658 (struct rdg_edge): Add a field ddr_p relation.
659 (build_empty_rdg): Declared.
660 * lambda.h (lambda_matrix): Declare a VEC of.
661 (find_induction_var_from_exit_cond): Declared.
662 (lambda_vector_compare): New.
663 * common.opt (fgraphite, floop-strip-mine,
664 floop-interchange, floop-block): New flags.
665 * lambda-code.c (find_induction_var_from_exit_cond): Export.
666 * cfgloop.c (is_loop_exit): New.
667 * cfgloop.h (is_loop_exit): Declared.
668 (create_empty_if_region_on_edge): Declared.
669 (create_empty_loop_on_edge): Declared.
670 * tree-flow.h (add_phi_node_to_bb): Declared.
671 (make_phi_node): Declared.
672 (rename_variables_in_bb): Declared.
673 (perfect_loop_nest_depth): Declared.
674 (graphite_transform_loops): Declared.
675 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
676 (graphite.o-warn): Add -Wno-error.
677 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
678 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
679 (INCLUDES): Add PPLINC, CLOOGINC.
680 (OBJS-common): Add graphite.o.
681 (graphite.o): Add rule.
682 * gimple.h (gimple_vec): ... here.
683 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
684 * passes.c (init_optimization_passes): Schedule
685 pass_graphite_transforms.
687 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
690 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
691 and -fno-toplevel-reorder after handle_options.
693 2008-09-02 Paul Brook <paul@codesourcery.com>
695 * config/arm/arm.c (arm_tune_cortex_a9): Define.
696 (arm_override_options): Set arm_tune_cortex_a9.
697 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
698 (arm_issue_rate): Handle cortexa9.
699 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
700 * config/arm/arm-cores.def: Add cortex-a9.
701 * config/arm/arm-tune.md: Regenerate.
702 * config/arm/arm.md: Include cortex-a9.md.
703 (generic_sched, generic_vfp): Add cortexa9.
704 * config/arm/cortex-a9.md: New file.
706 2008-09-02 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/37327
709 * tree-vrp.c (register_new_assert_for): Make sure to not have
710 TREE_OVERFLOW set on the bound.
712 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
714 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
716 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
717 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
720 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
722 * gcc/config/spu/spu.md (divdf3): Removed.
724 2008-09-02 Jakub Jelinek <jakub@redhat.com>
726 PR tree-optimization/37095
727 * cgraph.c (cgraph_node): When creating new cgraph node after
728 assembler_name_hash has been populated, record it in the hash
731 2008-09-01 Paul Brook <paul@codesourcery.com>
733 * doc/invoke.texi: Document -mword-relocations.
734 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
735 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
736 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
737 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
738 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
739 (arm_emit_movpair): New function.
740 (arm_print_operand <c>): Handle sybolic addresses.
741 * config/arm/arm.h (TARGET_USE_MOVT): Define.
742 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
743 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
744 * config/arm/arm.opt: Add -mword-relocations.
745 * config/arm/arm.md (movsi): Use arm_emit_movpair.
746 (arm_movt, arm_movw): New.
748 2008-09-01 Paul Brook <paul@codesourcery.com>
750 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
751 Allow Interworking on ARMv4 EABI based targets.
752 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
753 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
755 2008-09-01 Paul Brook <paul@codesourcery.com>
757 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
758 optimized LT0 test. Remove optimization for GT.
760 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
762 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
764 * pa-hpux11.h (LIB_SPEC): Likewise.
766 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
769 2008-09-01 Jan Hubicka <jh@suse.cz>
771 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
772 present, use only counts; when guessed use only frequencies.
773 (estimate_bb_frequencies): Use function_frequency.
774 * profile.c (compute_branch_probabilities): Exit early when
775 profile reading failed. Set profile_status.
776 (branch_prob): Do not set profile_status.
778 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
780 * tree.c (protected_set_expr_location): New.
781 * tree.h (protected_set_expr_location): New prototype.
782 * c-tree.h (build_array_ref): Add argument.
783 (parser_build_unary_op): Same.
784 * c-typeck.c (build_indirect_ref): Handle new location argument.
785 (build_array_ref): Same.
786 (parser_build_unary_op): Same.
787 * gimplify.c (gimplify_asm_expr): Set input_location before calling
789 * c-omp.c (c_finish_omp_atomic): Pass location when calling
791 * c-common.c (finish_label_address_expr): Handle new location
793 * c-common.h (build_indirect_ref): Add argument.
794 (finish_label_address_expr): Same.
795 * c-parser.c (c_parser_unary_expression): Pass location to build
797 (c_parser_postfix_expression): Same.
799 2008-09-01 Paul Brook <paul@codesourcery.com>
801 * config/arm/arm.md: Include cortex-r4f.md.
802 (attr fpu): Update type list.
803 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
804 fconstd, fcmps and fcmpd.
805 (attr tune_cortexr4): Define.
806 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
807 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
808 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
809 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
810 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
812 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
813 cortex_a8_vfp_farith: Ditto.
814 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
815 * config/arm/cortex-r4.md: Use tune_cortexr4.
816 * config/arm/cortex-r4f.md: New file.
818 2008-09-01 Richard Guenther <rguenther@suse.de>
820 PR tree-optimization/37305
821 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
822 the result of constant conversions.
823 (fold_gimple_assign): Likewise.
825 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
827 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
828 #ifdef ENABLE_CHECKING.
830 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
832 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
833 * sched-int.h (print_insn, print_pattern, print_value): Declare also
834 when !INSN_SCHEDULING.
836 2008-09-01 Andreas Schwab <schwab@suse.de>
838 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
840 2008-09-01 Paul Brook <paul@codesourcery.com>
842 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
844 2008-09-01 Jan Hubicka <jh@suse.cz>
846 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
848 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
849 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
850 * gimplify.c (gimplify_init_constructor): Add speed operand.
851 * tree-sra.c (decide_block_copy): Likewise.
852 * tree-inline.c (estimate_move_cost): Likewise.
853 * config/alpha/alpha.h (MOVE_RATIO): Update.
854 * config/frv/frv.c (MOVE_RATIO): Update.
855 * config/spu/spu.h (MOVE_RATIO): Update.
856 * config/sparc/sparc.h (MOVE_RATIO): Update.
857 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
858 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
859 * config/cris/cris.h (MOVE_RATIO): Update.
860 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
861 * config/arm/arm.h (MOVE_RATIO): Update.
862 * config/pa/pa.md: Update uses of MOVE_RATIO
863 * config/pa/pa.h (MOVE_RATIO): Update.
864 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
865 * config/h8300/h8300.h (MOVE_RATIO): Update.
866 * config/v850/v850.h (MOVE_RATIO): Update.
867 * config/bfin/bfin.h (MOVE_RATIO): Update.
869 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
870 Dmitry Melnik <dm@ispras.ru>
871 Dmitry Zhurikhin <zhur@ispras.ru>
872 Alexander Monakov <amonakov@ispras.ru>
873 Maxim Kuvyrkov <maxim@codesourcery.com>
875 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
876 sel-sched-dump.c, sel-sched-ir.c: New files.
877 * Makefile.in (OBJS-common): Add selective scheduling object
879 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
880 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
881 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
882 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
883 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
884 (make_forwarder_block): Update loop latch if we have redirected
886 * cfgloop.c (get_loop_body_in_custom_order): New function.
887 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
888 (CP_FALLTHRU_PREHEADERS): Likewise.
889 (get_loop_body_in_custom_order): Declare.
890 * cfgloopmanip.c (has_preds_from_loop): New.
891 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
892 Assert that the preheader edge will be fall thru when it is set.
893 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
894 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
895 fsel-sched-substitution, fselective-scheduling): New flags.
896 * cse.c (hash_rtx_cb): New.
898 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
899 sel_sched_insn_cnt): New counters.
900 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
901 * genattr.c (main): Output maximal_insn_latency prototype.
902 * genautomata.c (output_default_latencies): New. Factor its code from ...
903 (output_internal_insn_latency_func): ... here.
904 (output_internal_maximal_insn_latency_func): New.
905 (output_maximal_insn_latency_func): New.
906 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
907 (struct hard_reg_set_iterator): New.
908 (hard_reg_set_iter_init, hard_reg_set_iter_set,
909 hard_reg_set_iter_next): New functions.
910 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
911 * lists.c (remove_free_INSN_LIST_node,
912 remove_free_EXPR_LIST_node): New functions.
913 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
914 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
915 (loop_optimizer_finalize): Do not verify flow info after reload.
916 * recog.c (validate_replace_rtx_1): New parameter simplify.
917 Default it to true. Update all uses. Factor out simplifying
919 (simplify_while_replacing): ... this new function.
920 (validate_replace_rtx_part,
921 validate_replace_rtx_part_nosimplify): New.
922 * recog.h (validate_replace_rtx_part,
923 validate_replace_rtx_part_nosimplify): Declare.
924 * rtl.c (rtx_equal_p_cb): New.
925 (rtx_equal_p): Use it.
926 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
927 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
928 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
929 * vecprim.h: Add a vector type for unsigned int.
930 * haifa-sched.c: Include vecprim.h and cfgloop.h.
931 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
932 ready_try, cycle_issued_insns, spec_info): Make global.
933 (readyp): Initialize.
934 (dfa_lookahead): New global variable.
935 (old_max_uid, old_last_basic_block): Remove.
936 (h_i_d): Make it a vector.
937 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
939 (after_recovery, adding_bb_to_current_region_p):
940 New variables to handle correct insertion of the recovery code.
941 (struct ready_list): Move declaration to sched-int.h.
942 (rgn_n_insns): Removed.
943 (rtx_vec_t): Move to sched-int.h.
944 (find_insn_reg_weight): Remove.
945 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
946 (haifa_init_h_i_d, haifa_finish_h_i_d):
947 New functions to initialize / finalize haifa instruction data.
948 (extend_h_i_d, init_h_i_d): Rewrite.
949 (unlink_other_notes): Move logic to add_to_note_list. Handle
951 (ready_lastpos, ready_element, ready_sort, reemit_notes,
952 find_fallthru_edge): Make global, remove static prototypes.
953 (max_issue): Make global. Add privileged_n and state parameters. Use
955 (extend_global, extend_all): Removed.
956 (init_before_recovery): Add new param. Fix the handling of the case
957 when we insert a recovery code before the EXIT which has a predecessor
958 with a fallthrough edge to it.
959 (create_recovery_block): Make global. Rename to
960 sched_create_recovery_block. Update.
961 (change_pattern): Rename to sched_change_pattern. Make global.
962 (speculate_insn): Rename to sched_speculate_insn. Make global.
963 Split haifa-specific functionality into ...
964 (haifa_change_pattern): New static function.
965 (sched_extend_bb): New static function.
966 (sched_init_bbs): New function.
967 (current_sched_info): Change type to struct haifa_sched_info.
968 (insn_cost): Adjust for selective scheduling.
969 (dep_cost_1): New function. Move logic from ...
970 (dep_cost): ... here.
971 (dep_cost): Use dep_cost_1.
972 (contributes_to_priority_p): Use sched_deps_info instead of
974 (priority): Adjust to work with selective scheduling. Process the
975 corner case when all dependencies don't contribute to priority.
976 (rank_for_schedule): Use ds_weak instead of dep_weak.
977 (advance_state): New function. Move logic from ...
978 (advance_one_cycle): ... here.
979 (add_to_note_list, concat_note_lists): New functions.
980 (rm_other_notes): Make static. Adjust for selective scheduling.
981 (remove_notes, restore_other_notes): New functions.
982 (move_insn): Add two arguments. Update assert. Don't call
984 (choose_ready): Remove lookahead variable, use dfa_lookahead.
985 Remove more_issue, max_points. Move the code to initialize
986 max_lookahead_tries to max_issue.
987 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
988 ready. Adjust use of move_insn. Call restore_other_notes.
990 (sched_init, sched_finish): Move Haifa-specific initialization/
992 (haifa_sched_init, haifa_sched_finish): ... respectively.
994 (setup_sched_dump): New function.
995 (haifa_init_only_bb): New static function.
996 (haifa_speculate_insn): New static function.
997 (try_ready): Use haifa_* instead of speculate_insn and
999 (extend_ready, extend_all): Remove.
1000 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1001 (create_check_block_twin, add_to_speculative_block): Use
1002 haifa_insns_init instead of extend_global. Update to use new
1003 initialization functions. Change parameter. Factor out code from
1004 create_check_block_twin to ...
1005 (sched_create_recovery_edges) ... this new function.
1006 (add_block): Remove.
1007 (sched_scan_info): New.
1008 (extend_bb): Use sched_scan_info.
1009 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1010 static functions for walking through scheduling region.
1011 (sched_luids): New vector variable to replace uid_to_luid.
1012 (luids_extend_insn): New function.
1013 (sched_max_luid): New variable.
1014 (luids_init_insn): New function.
1015 (sched_init_luids, sched_finish_luids): New functions.
1016 (insn_luid): New debug function.
1017 (sched_extend_target): New function.
1018 (haifa_init_insn): New static function.
1019 (sched_init_only_bb): New hook.
1020 (sched_split_block): New hook.
1021 (sched_split_block_1): New function.
1022 (sched_create_empty_bb): New hook.
1023 (sched_create_empty_bb_1): New function.
1024 (common_sched_info, ready): New global variables.
1025 (current_sched_info_var): Remove.
1026 (move_block_after_check): Use common_sched_info.
1027 (haifa_luid_for_non_insn): New static function.
1028 (init_before_recovery): Use haifa_init_only_bb instead of
1030 (increase_insn_priority): New.
1031 * modulo-sched.c: (issue_rate): Remove static declaration.
1032 (sms_sched_info): Change type to haifa_sched_info.
1033 (sms_sched_deps_info, sms_common_sched_info): New variables.
1034 (setup_sched_infos): New.
1035 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1036 Do not call regstat_free_calls_crossed.
1037 (sms_print_insn): Use const_rtx.
1038 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1039 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1040 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1041 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1042 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1043 current_sched_info to use it.
1044 (enum reg_pending_barrier_mode): Move to sched-int.h.
1045 (h_d_i_d): New variable. Initialize to NULL.
1046 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1048 (estimate_dep_weak): Remove static declaration.
1049 (sched_has_condition_p): New function. Adjust users of
1050 sched_get_condition to use it instead.
1051 (conditions_mutex_p): Add arguments indicating which conditions are
1053 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1054 argument to indicate whether returned condition is reversed. Do not
1055 generate new rtx when condition should be reversed; indicate it by
1056 setting new argument instead.
1057 (add_dependence_list_and_free): Add deps parameter.
1058 Update all users. Do not free dependence list when
1059 deps context is readonly.
1060 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1062 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1063 (remove_from_deps): New. Use the above functions.
1064 (cur_insn, can_start_lhs_rhs_p): New static variables.
1065 (add_or_update_back_dep_1): Initialize present_dep_type.
1066 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1067 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1068 haifa_note_dep): New functions implementing dependence hooks for
1069 the Haifa scheduler.
1070 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1071 note_dep): New functions.
1072 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1074 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1075 (free_deps): Initialize deps->reg_last.
1076 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1077 sched_analyze_insn): Update to use dependency hooks infrastructure
1078 and readonly contexts.
1079 (deps_analyze_insn): New function. Move part of logic from ...
1080 (sched_analyze): ... here. Also move some logic to ...
1081 (deps_start_bb): ... here. New function.
1082 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1084 (sched_deps_init): New function. Move code from ...
1085 (init_dependency_caches): ... here. Remove.
1086 (init_deps_data_vector): New.
1087 (sched_deps_finish): New function. Move code from ...
1088 (free_dependency_caches): ... here. Remove.
1089 (init_deps_global, finish_deps_global): Adjust for use with
1090 selective scheduling.
1091 (get_dep_weak): Move logic to ...
1092 (get_dep_weak_1): New function.
1093 (ds_merge): Move logic to ...
1094 (ds_merge_1): New static function.
1095 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1096 (ds_get_max_dep_weak): New function.
1097 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1098 (n_insns): Rename to rgn_n_insns.
1099 (debug_ebb_dependencies): New function.
1100 (init_ready_list): Use it.
1101 (begin_schedule_ready): Use sched_init_only_bb.
1102 (ebb_print_insn): Indicate when an insn starts a new cycle.
1103 (contributes_to_priority, compute_jump_reg_dependencies,
1104 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1105 (add_block1): Remove to ebb_add_block.
1106 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1107 (schedule_ebb): Initialize them. Use remove_notes instead of
1108 rm_other_notes. Use haifa_local_init/finish.
1109 (schedule_ebbs): Use haifa_sched_init/finish.
1110 * sched-int.h: Include vecprim.h, remove rtl.h.
1111 (struct ready_list): Delete declaration.
1112 (sched_verbose_param, enum sched_pass_id_t,
1113 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1114 (struct sched_scan_info_def): New structure.
1115 (sched_scan_info, sched_scan, sched_init_bbs,
1116 sched_init_luids, sched_finish_luids, sched_extend_target,
1117 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1118 (struct common_sched_info_def): New.
1119 (common_sched_info, haifa_common_sched_info,
1120 sched_emulate_haifa_p): Declare.
1122 (sched_luids): Declare.
1123 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1124 (sched_max_luid, insn_luid): Declare.
1125 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1126 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1127 print_insn, print_pattern, print_value, haifa_classify_insn,
1128 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1129 setup_sched_dump, sched_init, sched_finish,
1130 sel_insn_is_speculation_check): Export.
1131 (struct ready_list): Move from haifa-sched.c.
1132 (ready_try, ready, max_issue): Export.
1133 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1134 sched_init_only_bb, sched_split_block, sched_split_block_1,
1135 sched_create_empty_bb, sched_create_empty_bb_1,
1136 sched_create_recovery_block, sched_create_recovery_edges): Export.
1137 (enum reg_pending_barrier_mode): Export.
1138 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1140 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1141 print_insn field. Move add_block and fix_recovery_cfg to
1142 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1143 (struct sched_deps_info_def): ... this new structure.
1144 (sched_deps_info): Declare.
1145 (struct spec_info_def): Remove weakness_cutoff, add
1146 data_weakness_cutoff and control_weakness_cutoff.
1147 (spec_info): Declare.
1148 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1150 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1151 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1152 (current_sched_info): Change type to struct haifa_sched_info.
1153 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1154 (h_d_i_d): New variable.
1155 (HDID): New accessor macro.
1156 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1157 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1159 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1160 (enum SCHED_FLAGS): Update for selective scheduler.
1161 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1162 (init_dependency_caches, free_dependency_caches): Delete declarations.
1163 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1164 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1165 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1166 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1167 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1169 (rm_other_notes): Delete declaration.
1170 (schedule_block): Remove one argument.
1171 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1172 ready_element, ready_lastpos, sched_extend_ready_list,
1173 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1174 concat_note_lists): Export.
1175 (struct region): Move from sched-rgn.h.
1176 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1177 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1178 BLOCK_TO_BB, CONTAINING_RGN): Export.
1179 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1180 (current_nr_blocks, current_blocks, target_bb): Likewise.
1181 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1182 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1183 sched_rgn_local_init, extend_regions,
1184 rgn_make_new_region_out_of_new_block, compute_priorities,
1185 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1186 extend_rgns, deps_join rgn_setup_common_sched_info,
1187 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1188 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1189 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1190 increase_insn_priority): Likewise.
1191 * sched-rgn.c: Include sel-sched.h.
1192 (ref_counts): New static variable. Use it ...
1193 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1194 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1195 (sched_is_disabled_for_current_region_p): Delete static declaration.
1196 (struct region): Move to sched-int.h.
1197 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1198 ebb_head): Define and initialize.
1199 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1200 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1201 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1203 (find_single_block_region): Add new argument to indicate that EBB
1204 regions should be constructed.
1205 (debug_live): Delete declaration.
1206 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1207 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1209 (init_regions): Delete declaration.
1210 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1211 rgn_estimate_number_of_insns): New.
1212 (too_large): Use estimate_number_of_insns.
1213 (haifa_find_rgns): New. Move the code from ...
1214 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1215 (free_trg_info): New.
1216 (compute_trg_info): Allocate candidate tables here instead of ...
1217 (init_ready_list): ... here.
1218 (rgn_print_insn): Use const_rtx.
1219 (contributes_to_priority, extend_regions): Delete static declaration.
1220 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1221 (add_block1): Rename to rgn_add_block.
1222 (debug_rgn_dependencies): Delete static qualifier.
1223 (new_ready): Use sched_deps_info. Simplify.
1224 (rgn_common_sched_info, rgn_const_sched_deps_info,
1225 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1226 (region_sched_info): Rename to rgn_const_sched_info.
1227 (deps_join): New, extracted from ...
1228 (propagate_deps): ... here.
1229 (compute_block_dependences, debug_dependencies): Update for selective
1231 (free_rgn_deps, compute_priorities): New functions.
1232 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1233 sched_rgn_compute_dependencies): New functions.
1234 (schedule_region): Use them.
1235 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1236 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1238 (schedule_insns): Call new functions that were split out.
1239 (rgn_make_new_region_out_of_new_block): New.
1240 (get_rgn_sched_max_insns_priority): New.
1241 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1242 scheduling when appropriate.
1243 * sched-vis.c: Include insn-attr.h.
1244 (print_value, print_pattern): Make global.
1245 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1246 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1247 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1248 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1249 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1250 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1251 hooks. Initialize them to 0.
1252 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1253 * target.h (struct gcc_target): Add them. Rename gen_check field to
1255 * flags.h (sel_sched_switch_set): Declare.
1256 * opts.c (sel_sched_switch_set): New variable.
1257 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1258 pipelining is disabled from command line.
1259 (common_handle_option): Record whether selective scheduling is
1260 requested from command line.
1261 * doc/invoke.texi: Document new flags and parameters.
1262 * doc/tm.texi: Document new target hooks.
1263 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1264 (dfa_state_size): Do not declare locally.
1265 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1266 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1267 rs6000_alloc_sched_context, rs6000_set_sched_context,
1268 rs6000_free_sched_context): New functions.
1269 (struct _rs6000_sched_context): New.
1270 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1272 (rs6000_sched_finish): Do not run for selective scheduling.
1274 2008-08-31 Jan Hubicka <jh@suse.cz>
1276 * frv.c (frv_rtx_costs): Update forward declaration.
1277 * spu.c (spu_rtx_costs): Likewise.
1278 * pdp11.c: Include df.h
1279 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1280 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1281 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1282 * iq2000.c (iq2000_address_cost): Add speed argument.
1283 (iq2000_rtx_costs): Likewise.
1284 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1285 update call of mn10300_address_cost.
1286 * mcore.c: Include df.h
1287 (mcore_rtx_costs): Update prototype.
1288 * score3.c: Include df.h
1289 (score3_rtx_costs): Remove speed argument.
1290 * score7.c: Include df.h
1291 (score7_address_cost): Remove speed argument.
1292 * score-protos.h (score_address_cost): Update prototype.
1293 * score.c: Include df.h
1294 (score_rtx_costs): Update call of costs functions.
1295 * v850.c (v850_rtx_costs): Add bool argument.
1297 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1299 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1301 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1303 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1304 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1306 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1308 * mkmap-flat.awk: Add option pe_dll.
1309 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1310 * config/i386/t-cygwin (SHLIB_LC): Add.
1311 * config/i386/t-mingw32 (SHLIB_LC): Add.
1312 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1313 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1314 (LINK_SPEC): Support libgcc_s.
1315 (LIBGCC_SPEC): Support libgcc_s.
1316 (LIBGCC_SONAME): New.
1318 2008-08-31 Jan Hubicka <jh@suse.cz>
1320 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1321 mistakely had old version of patch.
1323 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1324 (ipcp_estimate_growth): New.
1325 (ipcp_insert_stage): Use ipcp_estimate_growth.
1326 * profile.c (branch_prob): When reading failed, do not consider
1329 2008-08-31 Jan Hubicka <jh@suse.cz>
1331 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1332 loop is optimized for speed.
1334 2008-08-31 Richard Guenther <rguenther@suse.de>
1337 * fold-const.c (fold_binary): Retain conversions in folding
1340 2008-08-31 Jan Hubicka <jh@suse.cz>
1342 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1343 * predict.c (maybe_hot_frequency_p): Make inline.
1344 (maybe_hot_count_p): Break out from ...
1345 (maybe_hot_bb_p): ... this one.
1346 (maybe_hot_edge_p): Simplify.
1347 * basic-block.h (probably_cold_bb_p): Remove.
1349 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1352 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1354 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1355 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1356 Also split V4SFmode.
1357 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1360 2008-08-31 Jan Hubicka <jh@suse.cz>
1362 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1364 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1366 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1369 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1372 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1373 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1375 2008-08-31 Jan Hubicka <jh@suse.cz>
1377 * sparc.h (BRANCH_COST): Fix macro definition.
1378 * avr.c (avr_operand_rtx_cost): Add speed argument.
1379 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1381 2008-08-31 Richard Guenther <rguenther@suse.de>
1383 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1384 types instead of operands. Re-instantiate verifying of
1385 binary expression operands.
1387 2008-08-30 Jan Hubicka <jh@suse.cz>
1389 * fwprop.c (should_replace_address): Add speed attribute.
1390 (PR_OPTIMIZE_FOR_SPEED): New flag.
1391 (propagate_rtx_1): Use it.
1392 (propagate_rtx): Set it.
1393 (try_fwprop_subst): Update call of rtx_costs.
1394 (forward_propagate_and_simplify): LIkewise.
1395 * hooks.c (hook_int_rtx_bool_0): New
1396 (hook_bool_rtx_int_int_intp_false): Replace by ...
1397 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1398 * hooks.h (hook_int_rtx_bool_0): New
1399 (hook_bool_rtx_int_int_intp_false): Replace by ...
1400 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1401 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1402 (prepare_cmp_insn): UPdate call of rtx_cost.
1403 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1404 (reload_cse_simplify_operands): Update call of rtx_cost.
1405 (reload_cse_move2add): call of rtx_cost.
1406 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1407 * rtlanal.c (rtx_cost): Add speed argument.
1408 (address_cost): Add speed argument
1409 (default_address_cost): Likewise.
1410 (insn_rtx_cost): Likewise.
1411 * cfgloopanal.c (seq_cost): Add speed argument.
1412 (target_reg_cost, target_spill_cost): Turn to array.
1413 (init_set_costs): Update for speed.
1414 (estimate_reg_pressure_cost): Add speed argument.
1415 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1416 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1417 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1418 (seq_cost): Add speed argument.
1419 (computation_cost): Add speed arugment.
1420 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1421 (force_expr_to_var_cost): Update for profile info.
1422 (force_var_cost): Likewise.
1423 (split_address_cost): Likewise.
1424 (ptr_difference_cost): Likewise.
1425 (difference_cost): Likewise.
1426 (get_computation_cost_at): Likewise.
1427 (determine_iv_cost): Likewise.
1428 (ivopts_global_cost_for_size): Likewise.
1429 (rewrite_use_address): Likewise.
1430 (tree_ssa_iv_optimize_loop): Initialize speed field.
1431 * cse.c (optimize_this_for_speed_p): New static var.
1432 (notreg_cost): Update call of rtx_cost.
1433 (cse_extended_basic_block): set optimize_this_for_speed_p.
1434 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1435 (noce_try_cmove_arith): Likewise.
1436 (noce_try_sign_mask): LIkewise.
1437 * expr.c (compress_float_constant): Update rtx_cost calls.
1438 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1439 (addr_to_parts): Likewise.
1440 (create_mem_ref): Likewise.
1441 * dse.c (find_shift_sequence): Add speed argument.
1442 (replace_read): Update call.
1443 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1444 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1445 * neg_cost, shift_cost, shiftadd_cost,
1446 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1447 mul_highpart_cost): Increase dimension.
1448 (init_expmed): Initialize for both size and speed.
1449 (expand_shift): Use profile.
1450 (synth_mult): Use profile.
1451 (choose_mult_variant): Use profile.
1452 (expand_mult): Use profile.
1453 (expand_mult_highpart_optab): Use profile.
1454 (expand_mult_highpart): Use profile.
1455 (expand_smod_pow2): Use profile.
1456 (expand_divmod): Use profile.
1457 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1458 * loop-invariant.c (create_new_invariant): Use profile.
1459 (gain_for_invariant): Add speed parameter.
1460 (best_gain_for_invariant): Likewise.
1461 (find_invariants_to_move): Likewise.
1462 (move_single_loop_invariants): Set it.
1463 * target-def.h (TARGET_RTX_COSTS): Use hook.
1464 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1465 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1466 * output.h (default_address_cost): Update prototype.
1467 * combine.c (optimize_this_for_speed_p): New static var.
1468 (combine_validate_cost): Update call of rtx_cost.
1469 (combine_instructions): Set optimize_this_for_speed_p.
1470 (expand_compound_operation): Update call of rtx_cost.
1471 (make_extraction):Update call of rtx_cost.
1472 (force_to_mode):Update call of rtx_cost.
1473 (distribute_and_simplify_rtx):Update call of rtx_cost.
1474 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1475 (estimate_reg_pressure_cost): Update prototype.
1476 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1477 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1479 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1480 (alpha_rtx_costs): Update.
1481 * config/frv/frv.c (frv_rtx_costs): Update.
1482 * config/s390/s390.c (s390_rtx_costs): Update.
1483 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1484 (m32c_rtx_costs): Update.
1485 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1486 (spu_rtx_costs): Update.
1487 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1488 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1489 * config/i386/i386.c (:ix86_address_cost): Update.
1490 (ix86_rtx_costs): Update.
1491 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1492 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1493 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1494 * config/crx/crx.c (crx_address_cost): Update.
1495 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1496 * config/stormy16/stormy16.c
1497 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1498 * config/m68hc11/m68hc11.c
1499 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1500 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1501 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1502 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1503 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1504 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1505 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1506 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1507 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1508 (mcore_rtx_costs): update.
1509 * config/score/score3.c (score3_rtx_costs): Update.
1510 * config/score/score7.c (score7_rtx_costs): Update.
1511 * config/score/score3.h (score3_rtx_costs):Update.
1512 * config/score/score7.h (score7_rtx_costs): Update.
1513 * config/score/score.c (score_rtx_costs): Update.
1514 * config/arm/arm.c (arm_address_cost): Update.
1515 (arm_rtx_costs_1): Update.
1516 (arm_rtx_costs_1): Update.
1517 (arm_size_rtx_costs): Update.
1518 (arm_size_rtx_costs): Update.
1519 (arm_size_rtx_costs): Update.
1520 (arm_xscale_rtx_costs): Update.
1521 (arm_thumb_address_cost): Update.
1522 * config/pa/pa.c (hppa_address_cost): Update.
1523 * config/mips/mips.c (mips_rtx_costs): Update.
1524 * config/vax/vax.c (vax_address_cost): Update.
1525 * config/h8300/h8300.c (h8300_shift_costs): Update.
1526 (h8300_rtx_costs): Update.
1527 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1528 (v850_rtx_costs): Update.
1529 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1530 * config/bfin/bfin.c
1531 (bfin_address_cost): Update.
1532 (bfin_rtx_costs): Update.
1533 * stmt.c (lshift_cheap_p): Update.
1535 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1538 * expmed.c (extract_bit_field_1): Check the mode size to make
1539 sure the vector modes have the same size.
1541 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1543 * dojump.c (top level): Include basic-block.h to declare
1544 optimize_insn_for_speed_p
1546 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1548 * opts.h (CL_SAVE): New option class for marking options that are
1549 target specific options usable in the target attribute.
1550 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1552 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1553 can easily find the target specific options that are safe to use
1554 in the attribute or pragma.
1556 * attribs.c (decl_attributes): Change #pragma GCC option to
1557 #pragma GCC target, and attribute((option(...))) to
1558 attribute((target(...))).
1560 * doc/extend.texi (target attribute): Change from option
1561 attribute. Delete push/pop/reset.
1562 (#pragma GCC target): Change from #pragma GCC option. Delete
1564 (#pragma GCC push_options): Document new pragma.
1565 (#pragma GCC pop_options): Document new pragma.
1566 (#pragma GCC reset_options): Document new pragma.
1568 * targhooks.c (default_target_option_valid_attribute_p): Add
1569 warning about port not supporting target attributes.
1570 (default_target_option_pragma_parse): New function, warn about
1571 #pragma GCC target not being supported.
1573 * targhooks.h (default_target_option_pragma_parse): Add
1576 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1577 TI_CURRENT_OPTION_PRAGMA.
1578 (current_target_pragma): Rename from current_option_pragma.
1580 * target.h: (struct target_option): Delete booleans for changing
1581 the optimization level on hot/cold functions. Change signature of
1582 pragma_parse hook to take a second tree.
1584 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1586 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1587 that the declaration is done at global scope.
1589 * langhooks.c (add_builtin_function_common): Move most of the code
1590 from add_builtin_function here, calling the hook passed in.
1591 (add_builtin_function): Call add_builtin_function_common with
1592 standard builtin hook.
1593 (add_builtin_function_ext_scope): New function to add builtins to
1596 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1598 (add_builtin_function_ext_scope): Add declaration.
1600 * c-pragma.c (handle_pragma_target): Rename from
1601 handle_pragma_option, #pragma GCC option is now #pragma GCC
1602 target. Move warning about port not supporting target options to
1603 default pragma parse hook. Remove push/pop/reset from this
1605 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1606 (option_stack): Delete static variable.
1607 (optimize_stack): Ditto.
1608 (optons_stack): New stack of saved target and optimization
1610 (handle_pragma_push_options): New function to handle pushing both
1611 target and optimization options.
1612 (handle_pragma_pop_options): New function to handle popping both
1613 target and optimization options.
1614 (handle_pragma_reset_options): New function to handle resetting
1615 both target and optimization options to their initial state.
1616 (init_pragma): Rename handle_pragma_option to
1617 handle_pragma_target. Add support for push_options, pop_options,
1618 and reset_options pragmas.
1620 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1621 default_target_option_pragma_parse.
1622 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1623 default_target_option_valid_attribute_p.
1624 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1625 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1626 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1627 optimization level on hot/cold functions.
1629 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1630 if the caller and callee have different optimization levels.
1632 * c-common.c (handle_target_attribute): Rename from
1633 handle_option_attribute, attribute((option(...))) is now
1634 attribute((target(...))). Move warning if the port does not
1635 support target attributes to the default hook.
1636 (handle_hot_attribute): Delete code to change the optimization
1637 level of hot functions.
1638 (handle_cold_attribute): Ditto.
1640 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1641 argument that is the binary tree options to use if there are no
1642 arguments. Call ix86_valid_target_attribute_tree instead of
1643 ix86_valid_option_attribute_tree.
1644 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1645 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1646 ix86_pragma_option_parse.
1648 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1649 Rename from ix86_valid_option_attribute_tree.
1651 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1652 new builtins when the ISA changes.
1653 (ix86_valid_target_attribute_tree): Rename from
1654 ix86_valid_option_attribute_tree. Change callers. If the
1655 function specified optimization options, use those as the starting
1656 point before setting up the target attributes. If the
1657 optimization options were changed in the course of setting the
1658 target attributes, record the new optimization options.
1659 (ix86_valid_target_attribute_tree_inner_p): Rename from
1660 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1661 ix86_add_new_builtins if the ISA changed.
1662 (ix86_valid_target_attribute_p): Rename from
1663 ix86_valid_option_attribute_p. Change callers.
1664 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1665 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1666 as delayed builtin functions.
1667 (struct builtin_isa): New structure to record builtin functions
1668 that should be delayed until the ISA for that function is used.
1669 (ix86_builtins_isa): Change from int to struct to track builtin
1670 functions we want to declare at some point.
1671 (def_builtin): If the front end can delay defining the builtin
1672 functions, don't create builtins for ISAs not part of the default
1674 (def_builtin_const): Ditto.
1675 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1676 __builtin_ia32_pcmov_v2di to be different builtin functions.
1677 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1678 a structure instead of an int.
1679 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1680 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1681 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1682 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1684 * config/ia64/ia64.h
1685 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1686 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1688 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1689 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1690 (LANG_HOOKS_INITIALIZER): Add
1691 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1693 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1696 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1697 the reload address with the index register for SFmode
1698 access with a displacement.
1700 2008-08-30 Jan Hubicka <jh@suse.cz>
1702 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1703 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1704 * dojump.c (do_jump): Likewise.
1705 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1706 (note-if_info): Add BRANCH_COST.
1707 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1708 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1709 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1711 * expr.h (BRANCH_COST): Update default.
1712 * predict.c (predictable_edge_p): New function.
1713 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1714 Update BRANCH_COST call.
1715 * basic-block.h (predictable_edge_p): Declare.
1716 * config/alpha/alpha.h (BRANCH_COST): Update.
1717 * config/frv/frv.h (BRANCH_COST): Update.
1718 * config/s390/s390.h (BRANCH_COST): Update.
1719 * config/spu/spu.h (BRANCH_COST): Update.
1720 * config/sparc/sparc.h (BRANCH_COST): Update.
1721 * config/m32r/m32r.h (BRANCH_COST): Update.
1722 * config/i386/i386.h (BRANCH_COST): Update.
1723 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1724 * config/sh/sh.h (BRANCH_COST): Update.
1725 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1726 * config/avr/avr.h (BRANCH_COST): Update.
1727 * config/crx/crx.h (BRANCH_COST): Update.
1728 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1729 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1730 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1731 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1732 * config/ia64/ia64.h (BRANCH_COST): Update.
1733 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1734 * config/arc/arc.h (BRANCH_COST): Update.
1735 * config/score/score.h (BRANCH_COST): Update.
1736 * config/arm/arm.h (BRANCH_COST): Update.
1737 * config/pa/pa.h (BRANCH_COST): Update.
1738 * config/mips/mips.h (BRANCH_COST): Update.
1739 * config/vax/vax.h (BRANCH_COST): Update.
1740 * config/h8300/h8300.h (BRANCH_COST): Update.
1741 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1742 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1743 * doc/tm.texi (BRANCH_COST): Update.
1745 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1748 * config/arm/arm.c (arm_optimization_options): Set
1749 flag_section_anchors to 2 instead of 1 to distinguish it from
1750 -fsection-anchors given explicitely on the command line.
1752 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1754 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1755 final insn of a split.
1757 2008-08-30 Jan Hubicka <jh@suse.cz>
1759 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1760 optimized for speed.
1761 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1762 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1763 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1764 flag_gcse_after_reload_set): New static vars.
1765 (common_handle_option): Enable those flags for profile-use.
1766 (decode_options): Remove optimize_size flags that are handled
1767 on higher granuality.
1768 * tree-vectorizer.c (vectorize_loops): Use
1769 optimize_loop_nest_for_speed_p.
1770 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1771 * tree-predcom.c (tree_predictive_commoning): Use
1772 optimize_loop_for_speed_p.
1773 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1774 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1775 * predict.c (optimize_loop_for_speed_p): Fix walk.
1777 2008-08-30 Jan Hubicka <jh@suse.cz>
1779 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1781 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1782 profile presence locally.
1784 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1787 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1788 versions before 4.0.
1790 2008-08-29 Jan Hubicka <jh@suse.cz>
1792 * tree-inline.c (insert_init_stmt): Insert sequence even when
1795 2008-08-29 Jeff Law <law@redhat.com>
1797 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1798 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1799 location and class is an FP register.
1801 2008-08-29 Jan Hubicka <jh@suse.cz>
1803 * see.c (see_merge_one_def_extension): Silence used uninitialized
1805 * matrix-reorg.c (check_allocation_function): Likewise.
1806 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1808 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1811 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1812 compute new & and | in type rather than TREE_TYPE (arg0).
1814 * dwarf2out.c (fortran_common): Update comment.
1815 (gen_variable_die): Swap com_die and var_die variables in Fortran
1816 COMMON block handling code.
1818 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1820 * dwarf2out.c (gen_const_die): New function.
1821 (size_of_die, value_format, output_die): Output larger
1822 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1823 (native_encode_initializer): New function.
1824 (tree_add_const_value_attribute): Call it.
1825 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1827 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1828 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1829 TREE_THIS_VOLATILE to add_type_attribute.
1831 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1833 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1836 * dwarf2out.c (loc_by_reference): New function.
1837 (add_location_or_const_value_attribute): Use it.
1840 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1841 as DW_TAG_variable children of DW_TAG_common_block rather than
1842 DW_TAG_member children. Put DW_AT_external to individual
1843 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1845 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1846 loc_descriptor_from_tree_1.
1850 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1851 arguments to imported_module_or_decl.
1852 (debug_nothing_tree_tree): Removed.
1853 (debug_nothing_tree_tree_tree_bool): New prototype.
1854 * debug.c (do_nothing_debug_hooks): Adjust.
1855 (debug_nothing_tree_tree): Removed.
1856 (debug_nothing_tree_tree_tree_bool): New function.
1857 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1858 (gen_variable_die): Put all common vars for the
1859 same COMMON block under one DW_TAG_common_block.
1860 (declare_in_namespace): Return new context_die, for Fortran
1861 return the module DIE instead of adding extra declarations into
1863 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1864 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1865 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1867 (dwarf2out_global_decl): Don't skip Fortran global vars.
1868 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1869 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1870 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1871 DW_TAG_imported_declaration as child of previous
1872 DW_TAG_imported_module.
1873 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1874 * sdbout.c (sdb_debug_hooks): Likewise.
1875 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1877 2008-08-29 Jan Hubicka <jh@suse.cz>
1879 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1881 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1882 * ipa-cp.c (n_cloning_candidates): New static variable.
1883 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1884 (ipcp_print_all_lattices): Improve debug output.
1885 (ipcp_cloning_candidate_p): New function.
1886 (ipcp_initialize_node_lattices): Use it.
1887 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1888 (ipcp_propagate_stage): Prettier debug output.
1889 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1890 (ipcp_print_all_structures): Remove.
1891 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1892 (ipcp_insert_stage): Prettier debug output; call
1893 cgraph_remove_unreachable_nodes before propagating.
1894 (pass_ipa_cp): Schedule function removal pass.
1895 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1897 (cgraph_maybe_hot_edge_p): Move to ...
1898 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1899 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1900 (common_handle_option): Set them; enable ipa-cp when profiling.
1901 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1902 (ipa_print_all_jump_functions): Likewise.
1903 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1904 (ipa_print_node_params, ipa_print_all_params): New.
1905 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1906 ipa_print_all_param_flags): Remove.
1907 (ipa_print_node_params, ipa_print_all_params): New.
1909 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1911 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1912 change from 2008-04-03.
1913 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1915 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1919 * ira-color.c (push_allocnos_to_stack): Truncate
1920 removed_splay_allocno_vec.
1922 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1925 * ira-color (ira_fast_allocation): Don't assign hard registers to
1928 2008-08-29 Jan Hubicka <jh@suse.cz>
1931 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1932 for cold internal loops.
1934 2008-08-29 Richard Guenther <rguenther@suse.de>
1936 * tree-ssa-structalias.c (create_variable_info_for): Do not
1937 create fields for heap vars or vars with a noalias state.
1938 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1941 2008-08-29 Richard Guenther <rguenther@suse.de>
1943 * common.opt (ftree-store-ccp): Mark as preserved for
1944 backward compatibility.
1945 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1946 * tree-pass.h (pass_store_ccp): Remove.
1947 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1948 (first_vdef): Remove declaration.
1949 (get_value_loaded_by): Likewise.
1950 * tree-ssa-ccp.c (do_store_ccp): Remove.
1951 (get_default_value): Simplify as do_store_ccp is always false
1952 now. Do not initialize mem_ref.
1953 (set_value_varying): Likewise.
1954 (canonicalize_float_value): Likewise.
1955 (set_lattice_value): Likewise.
1956 (likely_value): Likewise.
1957 (surely_varying_stmt_p): Likewise.
1958 (ccp_initialize): Likewise.
1959 (ccp_lattice_meet): Likewise.
1960 (ccp_visit_phi_node): Likewise.
1961 (ccp_fold): Likewise.
1962 (evaluate_stmt): Likewise.
1963 (visit_assignment): Likewise.
1964 (ccp_visit_stmt): Likewise.
1965 (execute_ssa_ccp): Fold into ...
1966 (do_ssa_ccp): ... this.
1967 (do_ssa_store_ccp): Remove.
1968 (gate_store_ccp): Likewise.
1969 (pass_store_ccp): Likewise.
1970 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1972 * tree-ssa-propagate.c (first_vdef): Remove.
1973 (get_value_loaded_by): Likewise.
1974 (replace_vuses_in): Likewise.
1975 (substitute_and_fold): Do not call replace_vuses_in.
1976 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1978 2008-08-29 Richard Guenther <rguenther@suse.de>
1981 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1982 PARAM_NOALIAS tags with is_heapvar.
1983 * tree-ssa-operands.c (access_can_touch_variable): Offset
1984 based tests do not apply for heapvars. Fix offset test.
1986 2008-08-29 Jan Hubicka <jh@suse.cz>
1988 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1989 (-fipa-cp-clone): Enabled by default at -O3.
1990 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1991 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1993 2008-08-29 Jan Hubicka <jh@suse.cz>
1995 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1997 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1999 * gimple.c (giple_copy_call_skip_args): New function.
2000 (giple_copy_call_skip_args): Declare.
2002 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2003 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2004 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2005 (ipcp_create_replace_map): Improve debug output.
2006 (ipcp_need_redirect_p): Return false when not clonning.
2007 (ipcp_update_callgraph): Skip args.
2008 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2010 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2011 (save_inline_function_body): Update call of tree_function_versioning.
2012 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2013 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2014 (tree_function_versioning): Likewise.
2015 * tree-inline.h (tree_function_versioning): Update prototype.
2017 2008-08-29 Jan Hubicka <jh@suse.cz>
2019 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2020 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2021 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2022 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2023 * value-prof.c (gimple_divmod_fixed_value_transform,
2024 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2025 gimple_stringops_transform): Use optimize_bb_for_size_p.
2026 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2027 * final.c (compute_alignments): Use optimize_function_for_size_p.
2028 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2029 (fold_builtin_strcpy, fold_builtin_fputs): Use
2030 optimize_function_for_size_p.
2031 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2032 * recog.c (relax_delay_slots): Likewise.
2033 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2034 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2035 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2036 optimize_function_for_size_p.
2037 (cgraph_decide_inlining_of_small_function): Use
2038 optimize_function_for_size_p.
2039 * global.c (find_reg): Use optimize_function_for_size_p.
2040 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2041 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2042 flag_prefetch_loop_arrays. Those can work it out from profile.
2043 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2044 optimize_loop_for_speed_p.
2045 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2047 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2048 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2049 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2050 * local-alloc.c (block_alloc): Pass BB pointer.
2051 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2052 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2053 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2054 (decide_peel_completely): Likewise.
2055 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2056 optimize_loop_for_size_p.
2057 (vect_enhance_data_refs_alignment): Likewise.
2058 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2059 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2060 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2061 (try_crossjump_bb): Use optimize_bb_for_size_p.
2062 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2063 optimize_loop_for_speed_p.
2064 * bb-reorder.c (find_traces_1_round): Likewise.
2065 (copy_bb): Use optimize_bb_for_speed_p.
2066 (duplicate_computed_gotos): Likewise.
2067 * basic-block.h (optimize_loop_nest_for_size_p,
2068 optimize_loop_nest_for_speed_p): New.
2069 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2071 2008-08-29 Tristan Gingold <gingold@adacore.com>
2073 * gcov.c (main): Call expandargv.
2075 2008-08-29 Jan Hubicka <jh@suse.cz>
2077 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2079 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2081 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2082 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2084 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2086 2008-08-29 Jan Hubicka <jh@suse.cz>
2088 * tree-pass.h (pass_strip_predict_hints): Declare.
2089 * predict.c (strip_builtin_expect): Rename to ...
2090 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2091 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2092 (tree_estimate_probability): Do not strip builtin_expect.
2093 (pass_strip_predict_hints): New pass.
2094 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2096 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2098 2008-08-29 Richard Guenther <rguenther@suse.de>
2100 PR tree-optimization/37207
2101 * tree-vrp.c (extract_range_from_binary_expr): Also try
2102 to constant fold if only one of the operands is a constant.
2104 2008-08-29 Nick Clifton <nickc@redhat.com>
2106 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2107 the same way as SYMBOL_REFs.
2109 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2111 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2113 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2115 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2116 * config/mips/mips.md (branch_likely): Remove const. Fix
2118 (define_delay for type "branch"): Change to only apply for branch
2119 with likely variant.
2120 (define_delay for type "branch" and "branch_likely" no). New delay
2122 (equality_op): New code iterator.
2123 (bbv, bbinv): New code attributes.
2124 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2127 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2128 Andrew Pinski <pinskia@gcc.gnu.org>
2131 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2133 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2135 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2136 rule that a symbolic constant must be defined and >= 0 for the
2137 corresponding facility to be present at compile-time.
2138 * gthr-posix.c: Likewise.
2140 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2142 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2143 * config/mips/mips.md (D): New mode attribute.
2144 (mulsi3, muldi3): Merge it into ...
2145 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2147 (muldi3_mul3): New pattern.
2148 (mulsi3_mult3): Rename to mulsi3_mul3.
2150 2008-08-28 Jan Hubicka <jh@suse.cz>
2152 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2154 * predict.c (always_optimize_for_size_p): Rename to ...
2155 (optimize_function_for_size): ... this one; make extern.
2156 (optimize_function_for_speed_p): New.
2157 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2158 optimize_edge_for_size_p,optimize_edge_for_size_p,
2159 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2160 * basic-block.h (optimize_function_for_size_p,
2161 optimize_function_for_speed_p): Declare.
2162 * i386.md (optimize_size checks): Replace them by appropriate
2164 (standard_80387_constant_p, ix86_compute_frame_layout,
2165 ix86_expand_epilogue, ix86_decompose_address,
2166 print_operand, emit_i387_cw_initialization,
2167 inline_memory_move_cost, ix86_pad_returns,
2168 ix86_reorg): Replace optimize_size checks.
2170 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2172 * rtl.h (simplify_subreg_regno): Declare.
2173 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2174 * simplify-rtx.c (simplify_subreg): ...here.
2175 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2176 subreg_offset_representable_p.
2178 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2181 * c-typeck.c (convert_for_assignment): Give a note describing what
2182 was passed and what was expected.
2184 2008-08-28 Joey Ye <joey.ye@intel.com>
2186 * doc/extend.texi: Document AVX built-in functions.
2187 * doc/invoke.texi: Document -mavx.
2189 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2190 Joey Ye <joey.ye@intel.com>
2191 Xuepeng Guo <xuepeng.guo@intel.com>
2193 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2195 * config/i386/cpuid.h (bit_FMA): New.
2196 (bit_XSAVE): Likewise.
2197 (bit_OSXSAVE): Likewise.
2198 (bit_AVX): Likewise.
2200 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2201 define. Use ASM_OUTPUT_AVX_PREFIX.
2203 * config/i386/gmmintrin.h: New.
2205 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2206 (OPTION_MASK_ISA_AVX_SET): New.
2207 (OPTION_MASK_ISA_FMA_SET): Likewise.
2208 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2209 (OPTION_MASK_ISA_FMA_SET): Likewise.
2210 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2211 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2212 (pta_flags): Add PTA_AVX and PTA_FMA.
2213 (override_options): Handle PTA_AVX and PTA_FMA.
2214 (init_cumulative_args): Handle warn_avx.
2215 (classify_argument): Return 0 for COImode and OImode. Return
2216 1 and X86_64_AVX_CLASS for 256bit vector types.
2217 (examine_argument): Handle X86_64_AVX_CLASS.
2218 (construct_container): Likewise.
2219 (function_arg_advance_32): Pass OImode and 256bit vector types
2221 (function_arg_advance_64): Take a new argument to indicate if a
2222 parameter is named. Handle 256bit vector types. Return
2223 immediately for unnamed 256bit vector mode parameters.
2224 (function_arg_advance): Updated.
2225 (function_arg_32): Add comments for TImode. Handle OImode
2226 and 256bit vector types.
2227 (function_arg_64): Take a new argument to indicate if a
2228 parameter is named. Handle 256bit vector types. Return NULL
2229 for unnamed 256bit vector mode parameters.
2230 (function_arg): Updated.
2231 (setup_incoming_varargs_64): Support
2232 AVX encoding for *sse_prologue_save_insn.
2233 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2234 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2235 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2236 enabled, otherwise return -3.
2237 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2239 (print_reg): Support AVX registers. Handle 'x' and 't'.
2240 Handle 'd' to duplicate the operand.
2241 (print_operand): Likewise. Also support AVX vector compare
2243 (output_387_binary_op): Support AVX.
2244 (output_fp_compare): Likewise.
2245 (ix86_expand_vector_move_misalign): Likewise.
2246 (ix86_attr_length_vex_default): New.
2247 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2248 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2249 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2250 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2251 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2252 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2253 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2254 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2255 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2256 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2257 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2258 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2259 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2260 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2261 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2262 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2263 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2264 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2265 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2266 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2267 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2268 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2269 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2270 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2271 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2272 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2273 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2274 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2275 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2276 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2277 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2278 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2279 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2280 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2281 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2282 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2283 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2284 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2285 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2286 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2287 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2288 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2289 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2290 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2291 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2292 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2293 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2294 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2295 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2296 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2297 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2298 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2299 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2300 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2301 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2302 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2303 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2304 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2305 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2306 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2307 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2308 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2309 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2310 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2311 and IX86_BUILTIN_MOVMSKPS256,
2312 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2313 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2314 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2315 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2316 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2317 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2318 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2319 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2320 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2321 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2322 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2323 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2324 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2325 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2326 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2327 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2328 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2329 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2330 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2331 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2332 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2333 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2334 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2335 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2336 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2337 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2338 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2339 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2340 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2341 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2342 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2343 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2344 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2345 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2346 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2347 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2348 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2349 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2350 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2351 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2352 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2353 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2354 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2355 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2356 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2357 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2358 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2359 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2360 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2361 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2362 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2363 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2364 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2365 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2366 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2367 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2368 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2369 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2371 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2372 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2373 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2374 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2375 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2376 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2377 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2378 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2379 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2380 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2381 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2382 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2383 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2384 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2385 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2386 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2387 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2388 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2389 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2390 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2391 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2392 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2393 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2394 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2395 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2396 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2397 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2398 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2399 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2400 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2401 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2402 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2403 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2404 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2405 IX86_BUILTIN_MOVMSKPS256.
2406 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2407 (ix86_expand_args_builtin): Likewise.
2408 (ix86_expand_special_args_builtin): Likewise.
2409 (ix86_hard_regno_mode_ok): Handle AVX modes.
2410 (ix86_expand_vector_init_duplicate): Likewise.
2411 (ix86_expand_vector_init_one_nonzero): Likewise.
2412 (ix86_expand_vector_init_one_var): Likewise.
2413 (ix86_expand_vector_init_concat): Likewise.
2414 (ix86_expand_vector_init_general): Likewise.
2415 (ix86_expand_vector_set): Likewise.
2416 (ix86_vector_mode_supported_p): Likewise.
2417 (x86_extended_reg_mentioned_p): Check INSN_P before using
2420 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2421 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2423 * config/i386/i386.h (TARGET_AVX): New.
2424 (TARGET_FMA): Likewise.
2425 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2426 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2427 (VALID_AVX256_REG_MODE): New.
2428 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2429 (AVX_FLOAT_MODE_P): Likewise.
2430 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2431 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2432 (AVX_VEC_FLOAT_MODE_P): Likewise.
2433 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2434 (ASM_OUTPUT_OPCODE): Likewise.
2435 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2437 (SSE_REG_MODE_P): Allow 256bit vector modes.
2438 (ix86_args): Add a warn_avx field.
2440 * config/i386/i386.md (UNSPEC_PCMP): New.
2441 (UNSPEC_VPERMIL): Likewise.
2442 (UNSPEC_VPERMIL2): Likewise.
2443 (UNSPEC_VPERMIL2F128): Likewise.
2444 (UNSPEC_MASKLOAD): Likewise.
2445 (UNSPEC_MASKSTORE): Likewise.
2446 (UNSPEC_CAST): Likewise.
2447 (UNSPEC_VTESTP): Likewise.
2448 (UNSPECV_VZEROALL): Likewise.
2449 (UNSPECV_VZEROUPPER): Likewise.
2450 (XMM0_REG): Likewise.
2451 (XMM1_REG): Likewise.
2452 (XMM2_REG): Likewise.
2453 (XMM3_REG): Likewise.
2454 (XMM4_REG): Likewise.
2455 (XMM5_REG): Likewise.
2456 (XMM6_REG): Likewise.
2457 (XMM8_REG): Likewise.
2458 (XMM9_REG): Likewise.
2459 (XMM10_REG): Likewise.
2460 (XMM11_REG): Likewise.
2461 (XMM12_REG): Likewise.
2462 (XMM13_REG): Likewise.
2463 (XMM14_REG): Likewise.
2464 (XMM15_REG): Likewise.
2466 (prefix_vex_imm8): Likewise.
2467 (prefix_vex_w): Likewise.
2468 (length_vex): Likewise.
2471 (*avx_ashlti3): Likewise.
2472 (*avx_lshrti3): Likewise.
2473 (*avx_setcc<mode>): Likewise.
2474 (*fop_<mode>_comm_mixed_avx): Likewise.
2475 (*fop_<mode>_comm_avx): Likewise.
2476 (*fop_<mode>_1_mixed_avx): Likewise.
2477 (*fop_<mode>_1_avx): Likewise.
2478 (*avx_<code><mode>3): Likewise.
2479 (*avx_ieee_smin<mode>3): Likewise.
2480 (*avx_ieee_smax<mode>3): Likewise.
2481 (mode): Add OI, V8SF and V4DF.
2482 (length): Support VEX prefix.
2483 (*cmpfp_i_mixed): Set prefix attribute.
2484 (*cmpfp_i_sse): Likewise.
2485 (*cmpfp_iu_mixed): Likewise.
2486 (*cmpfp_iu_sse): Likewise.
2487 (*movsi_1): Support AVX.
2488 (*movdi_2): Likewise.
2489 (*movdi_1_rex64): Likewise.
2490 (*movti_internal): Likewise.
2491 (*movti_rex64): Likewise.
2492 (*movsf_1): Likewise.
2493 (*movdf_nointeger): Likewise.
2494 (*movdf_integer_rex64): Likewise.
2495 (*movtf_internal): Likewise.
2496 (zero_extendsidi2_32): Likewise.
2497 (zero_extendsidi2_rex64): Likewise.
2498 (*extendsfdf2_mixed): Likewise.
2499 (*extendsfdf2_sse): Likewise.
2500 (*truncdfsf_fast_mixed): Likewise.
2501 (*truncdfsf_fast_sse): Likewise.
2502 (*truncdfsf_mixed): Likewise.
2503 (fix_trunc<mode>di_sse): Likewise.
2504 (fix_trunc<mode>si_sse): Likewise.
2505 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2506 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2507 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2508 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2509 (*rcpsf2_sse): Likewise.
2510 (*rsqrtsf2_sse): Likewise.
2511 (*sqrt<mode>2_sse): Likewise.
2512 (sse4_1_round<mode>2): Likewise.
2513 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2514 Support AVX. Set length attribute properly for AVX.
2516 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2517 (VECTOR_MODES (FLOAT, 32)): Likewise.
2518 (VECTOR_MODE (INT, DI, 8)): Likewise.
2519 (VECTOR_MODE (INT, HI, 32)): Likewise.
2520 (VECTOR_MODE (INT, QI, 64)): Likewise.
2521 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2522 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2523 (VECTOR_MODE (INT, DI, 4)): Removed.
2524 (VECTOR_MODE (INT, SI, 8)): Likewise.
2525 (VECTOR_MODE (INT, HI, 16)): Likewise.
2526 (VECTOR_MODE (INT, QI, 32)): Likewise.
2527 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2528 (INT_MODE (OI, 32)): Likewise.
2530 * config/i386/i386.opt (mavx): New.
2533 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2535 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2536 (*mov<mode>_internal_avx): New.
2537 (*movv2sf_internal_rex64_avx): Likewise.
2538 (*movv2sf_internal_avx): Likewise.
2540 * config/i386/predicates.md (const_4_to_5_operand): New.
2541 (const_6_to_7_operand): Likewise.
2542 (const_8_to_11_operand): Likewise.
2543 (const_12_to_15_operand): Likewise.
2544 (avx_comparison_float_operator): Likewise.
2546 * config/i386/sse.md (AVX256MODEI): New.
2547 (AVX256MODE): Likewise.
2548 (AVXMODEQI): Likewise.
2549 (AVXMODE): Likewise.
2550 (AVX256MODEF2P): Likewise.
2551 (AVX256MODE2P): Likewise.
2552 (AVX256MODE4P): Likewise.
2553 (AVX256MODE8P): Likewise.
2554 (AVXMODEF2P): Likewise.
2555 (AVXMODEF4P): Likewise.
2556 (AVXMODEDCVTDQ2PS): Likewise.
2557 (AVXMODEDCVTPS2DQ): Likewise.
2558 (avxvecmode): Likewise.
2559 (avxvecpsmode): Likewise.
2560 (avxhalfvecmode): Likewise.
2561 (avxscalarmode): Likewise.
2562 (avxcvtvecmode): Likewise.
2563 (avxpermvecmode): Likewise.
2564 (avxmodesuffixf2c): Likewise.
2565 (avxmodesuffixp): Likewise.
2566 (avxmodesuffixs): Likewise.
2567 (avxmodesuffix): Likewise.
2568 (vpermilbits): Likewise.
2569 (pinsrbits): Likewise.
2570 (mov<mode>): Likewise.
2571 (*mov<mode>_internal): Likewise.
2572 (push<mode>1): Likewise.
2573 (movmisalign<mode>): Likewise.
2574 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2575 (avx_movdqu<avxmodesuffix>): Likewise.
2576 (avx_lddqu<avxmodesuffix>): Likewise.
2577 (<plusminus_insn><mode>3): Likewise.
2578 (*avx_<plusminus_insn><mode>3): Likewise.
2579 (*avx_vm<plusminus_insn><mode>3): Likewise.
2580 (mul<mode>3): Likewise.
2581 (*avx_mul<mode>3): Likewise.
2582 (*avx_vmmul<mode>3): Likewise.
2583 (divv8sf3): Likewise.
2584 (divv4df3): Likewise.
2585 (avx_div<mode>3): Likewise.
2586 (*avx_div<mode>3): Likewise.
2587 (*avx_vmdiv<mode>3): Likewise.
2588 (avx_rcpv8sf2): Likewise.
2589 (*avx_vmrcpv4sf2): Likewise.
2590 (sqrtv8sf2): Likewise.
2591 (avx_sqrtv8sf2): Likewise.
2592 (*avx_vmsqrt<mode>2): Likewise.
2593 (rsqrtv8sf2): Likewise.
2594 (avx_rsqrtv8sf2): Likewise.
2595 (*avx_vmrsqrtv4sf2): Likewise.
2596 (<code><mode>3): Likewise.
2597 (*avx_<code><mode>3_finite): Likewise.
2598 (*avx_<code><mode>3): Likewise.
2599 (*avx_vm<code><mode>3): Likewise.
2600 (*avx_ieee_smin<mode>3): Likewise.
2601 (*avx_ieee_smax<mode>3): Likewise.
2602 (avx_addsubv8sf3): Likewise.
2603 (avx_addsubv4df3): Likewise.
2604 (*avx_addsubv4sf3): Likewise.
2605 (*avx_addsubv2df3): Likewise.
2606 (avx_h<plusminus_insn>v4df3): Likewise.
2607 (avx_h<plusminus_insn>v8sf3): Likewise.
2608 (*avx_h<plusminus_insn>v4sf3): Likewise.
2609 (*avx_h<plusminus_insn>v2df3): Likewise.
2610 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2611 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2612 (*avx_maskcmp<mode>3): Likewise.
2613 (avx_nand<mode>3): Likewise.
2614 (*avx_<code><mode>3): Likewise.
2615 (*avx_nand<mode>3): Likewise.
2616 (*avx_<code><mode>3): Likewise.
2617 (*avx_cvtsi2ss): Likewise.
2618 (*avx_cvtsi2ssq): Likewise.
2619 (*avx_cvtsi2sd): Likewise.
2620 (*avx_cvtsi2sdq): Likewise.
2621 (*avx_cvtsd2ss): Likewise.
2622 (avx_cvtss2sd): Likewise.
2623 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2624 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2625 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2626 (*avx_cvtsi2sd): Likewise.
2627 (*avx_cvtsi2sdq): Likewise.
2628 (avx_cvtdq2pd256): Likewise.
2629 (avx_cvtpd2dq256): Likewise.
2630 (avx_cvttpd2dq256): Likewise.
2631 (*avx_cvtsd2ss): Likewise.
2632 (*avx_cvtss2sd): Likewise.
2633 (avx_cvtpd2ps256): Likewise.
2634 (avx_cvtps2pd256): Likewise.
2635 (*avx_movhlps): Likewise.
2636 (*avx_movlhps): Likewise.
2637 (avx_unpckhps256): Likewise.
2638 (*avx_unpckhps): Likewise.
2639 (avx_unpcklps256): Likewise.
2640 (*avx_unpcklps): Likewise.
2641 (avx_movshdup256): Likewise.
2642 (avx_movsldup256): Likewise.
2643 (avx_shufps256): Likewise.
2644 (avx_shufps256_1): Likewise.
2645 (*avx_shufps_<mode>): Likewise.
2646 (*avx_loadhps): Likewise.
2647 (*avx_storelps): Likewise.
2648 (*avx_loadlps): Likewise.
2649 (*avx_movss): Likewise.
2650 (*vec_dupv4sf_avx): Likewise.
2651 (*vec_concatv2sf_avx): Likewise.
2652 (*vec_concatv4sf_avx): Likewise.
2653 (*vec_setv4sf_0_avx): Likewise.
2654 (*vec_setv4sf_avx): Likewise.
2655 (*avx_insertps): Likewise.
2656 (avx_vextractf128<mode>): Likewise.
2657 (vec_extract_lo_<mode>): Likewise.
2658 (vec_extract_hi_<mode>): Likewise.
2659 (vec_extract_lo_<mode>): Likewise.
2660 (vec_extract_hi_<mode>): Likewise.
2661 (vec_extract_lo_v16hi): Likewise.
2662 (vec_extract_hi_v16hi): Likewise.
2663 (vec_extract_lo_v32qi): Likewise.
2664 (vec_extract_hi_v32qi): Likewise.
2665 (avx_unpckhpd256): Likewise.
2666 (*avx_unpckhpd): Likewise.
2667 (avx_movddup256): Likewise.
2668 (*avx_movddup): Likewise.
2669 (avx_unpcklpd256): Likewise.
2670 (*avx_unpcklpd): Likewise.
2671 (avx_shufpd256): Likewise.
2672 (avx_shufpd256_1): Likewise.
2673 (*avx_punpckhqdq): Likewise.
2674 (*avx_punpcklqdq): Likewise.
2675 (*avx_shufpd_<mode>): Likewise.
2676 (*avx_storehpd): Likewise.
2677 (*avx_loadhpd): Likewise.
2678 (*avx_loadlpd): Likewise.
2679 (*avx_movsd): Likewise.
2680 (*vec_concatv2df_avx): Likewise.
2681 (*avx_<plusminus_insn><mode>3): Likewise.
2682 (*avx_<plusminus_insn><mode>3): Likewise.
2683 (*avx_mulv8hi3): Likewise.
2684 (*avxv8hi3_highpart): Likewise.
2685 (*avx_umulv8hi3_highpart): Likewise.
2686 (*avx_umulv2siv2di3): Likewise.
2687 (*avx_mulv2siv2di3): Likewise.
2688 (*avx_pmaddwd): Likewise.
2689 (*avx_mulv4si3): Likewise.
2690 (*avx_ashr<mode>3): Likewise.
2691 (*avx_lshr<mode>3): Likewise.
2692 (*avx_ashl<mode>3): Likewise.
2693 (*avx_<code><mode>3): Likewise.
2694 (*avx_eq<mode>3): Likewise.
2695 (*avx_gt<mode>3): Likewise.
2696 (*avx_nand<mode>3): Likewise.
2697 (*avx_nand<mode>3): Likewise.
2698 (*avx_<code><mode>3): Likewise.
2699 (*avx_<code><mode>3): Likewise.
2700 (*avx_packsswb): Likewise.
2701 (*avx_packssdw): Likewise.
2702 (*avx_packuswb): Likewise.
2703 (*avx_punpckhbw): Likewise.
2704 (*avx_punpcklbw): Likewise.
2705 (*avx_punpckhwd): Likewise.
2706 (*avx_punpcklwd): Likewise.
2707 (*avx_punpckhdq): Likewise.
2708 (*avx_punpckldq): Likewise.
2709 (*avx_pinsr<avxmodesuffixs>): Likewise.
2710 (*avx_pinsrq): Likewise.
2711 (*avx_loadld): Likewise.
2712 (*vec_extractv2di_1_rex64_avx): Likewise.
2713 (*vec_extractv2di_1_avx): Likewise.
2714 (*vec_dupv2di_avx): Likewise.
2715 (*vec_concatv2si_avx): Likewise.
2716 (*vec_concatv4si_1_avx): Likewise.
2717 (*vec_concatv2di_avx): Likewise.
2718 (*vec_concatv2di_rex64_avx): Likewise.
2719 (*avx_uavgv16qi3): Likewise.
2720 (*avx_uavgv8hi3): Likewise.
2721 (*avx_psadbw): Likewise.
2722 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2723 (*avx_phaddwv8hi3): Likewise.
2724 (*avx_phadddv4si3): Likewise.
2725 (*avx_phaddswv8hi3): Likewise.
2726 (*avx_phsubwv8hi3): Likewise.
2727 (*avx_phsubdv4si3): Likewise.
2728 (*avx_phsubswv8hi3): Likewise.
2729 (*avx_pmaddubsw128): Likewise.
2730 (*avx_pmulhrswv8hi3): Likewise.
2731 (*avx_pshufbv16qi3): Likewise.
2732 (*avx_psign<mode>3): Likewise.
2733 (*avx_palignrti): Likewise.
2734 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2735 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2736 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2737 (*avx_mpsadbw): Likewise.
2738 (*avx_packusdw): Likewise.
2739 (*avx_pblendvb): Likewise.
2740 (*avx_pblendw): Likewise.
2741 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2742 (avx_ptest256): Likewise.
2743 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2744 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2745 (*avx_aesenc): Likewise.
2746 (*avx_aesenclast): Likewise.
2747 (*avx_aesdec): Likewise.
2748 (*avx_aesdeclast): Likewise.
2749 (avx_vzeroupper): Likewise.
2750 (avx_vzeroupper_rex64): Likewise.
2751 (avx_vpermil<mode>): Likewise.
2752 (avx_vpermilvar<mode>3): Likewise.
2753 (avx_vpermil2<mode>3): Likewise.
2754 (avx_vperm2f128<mode>3): Likewise.
2755 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2756 (avx_vbroadcastss256): Likewise.
2757 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2758 (avx_vinsertf128<mode>): Likewise.
2759 (vec_set_lo_<mode>): Likewise.
2760 (vec_set_hi_<mode>): Likewise.
2761 (vec_set_lo_<mode>): Likewise.
2762 (vec_set_hi_<mode>): Likewise.
2763 (vec_set_lo_v16hi): Likewise.
2764 (vec_set_hi_v16hi): Likewise.
2765 (vec_set_lo_v32qi): Likewise.
2766 (vec_set_hi_v32qi): Likewise.
2767 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2768 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2769 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2770 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2771 (vec_init<mode>): Likewise.
2772 (*vec_concat<mode>_avx): Likewise.
2773 (blendbits): Support V8SF and V4DF.
2774 (sse2_movq128): Support AVX.
2775 (<sse>_movnt<mode>): Likewise.
2776 (sse2_movntv2di): Likewise.
2777 (sse_rcpv4sf2): Likewise.
2778 (sse_sqrtv4sf2): Likewise.
2779 (sse_rsqrtv4sf2): Likewise.
2780 (<sse>_comi): Likewise.
2781 (<sse>_ucomi): Likewise.
2782 (sse_cvtss2si): Likewise.
2783 (sse_cvtss2si_2): Likewise.
2784 (sse_cvtss2siq): Likewise.
2785 (sse_cvtss2siq_2): Likewise.
2786 (sse_cvttss2si): Likewise.
2787 (sse_cvttss2siq): Likewise.
2788 (sse2_cvtsd2si): Likewise.
2789 (sse2_cvtsd2si_2): Likewise.
2790 (sse2_cvtsd2siq): Likewise.
2791 (sse2_cvtsd2siq_2): Likewise.
2792 (sse2_cvttsd2si): Likewise.
2793 (sse2_cvttsd2siq): Likewise.
2794 (sse2_cvtdq2pd): Likewise.
2795 (*sse2_cvtpd2dq): Likewise.
2796 (*sse2_cvttpd2dq): Likewise.
2797 (*sse2_cvtpd2ps): Likewise.
2798 (sse2_cvtps2pd): Likewise.
2799 (sse3_movshdup): Likewise.
2800 (sse3_movsldup): Likewise.
2801 (sse_storehps): Likewise.
2802 (*sse4_1_extractps): Likewise.
2803 (sse2_storelpd): Likewise.
2804 (vec_dupv2df_sse3): Likewise.
2805 (*vec_concatv2df_sse3): Likewise.
2806 (*sse4_1_pextrb): Likewise.
2807 (*sse4_1_pextrb_memory): Likewise.
2808 (*sse2_pextrw): Likewise.
2809 (*sse4_1_pextrw_memory): Likewise.
2810 (*sse4_1_pextrd): Likewise.
2811 (*sse4_1_pextrq): Likewise.
2812 (sse2_pshufd_1): Likewise.
2813 (sse2_pshuflw_1): Likewise.
2814 (sse2_pshufhw_1): Likewise.
2815 (*sse2_storeq_rex64): Likewise.
2816 (*vec_dupv4si): Likewise.
2817 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2818 (sse2_pmovmskb): Likewise.
2819 (*sse2_maskmovdqu): Likewise.
2820 (*sse2_maskmovdqu_rex64): Likewise.
2821 (sse_ldmxcsr): Likewise.
2822 (sse_stmxcsr): Likewise.
2823 (abs<mode>2): Likewise.
2824 (sse4_1_movntdqa): Likewise.
2825 (sse4_1_phminposuw): Likewise.
2826 (sse4_1_extendv8qiv8hi2): Likewise.
2827 (*sse4_1_extendv8qiv8hi2): Likewise.
2828 (sse4_1_extendv4qiv4si2): Likewise.
2829 (*sse4_1_extendv4qiv4si2): Likewise.
2830 (sse4_1_extendv2qiv2di2): Likewise.
2831 (*sse4_1_extendv2qiv2di2): Likewise.
2832 (sse4_1_extendv4hiv4si2): Likewise.
2833 (*sse4_1_extendv4hiv4si2): Likewise.
2834 (sse4_1_extendv2hiv2di2): Likewise.
2835 (*sse4_1_extendv2hiv2di2): Likewise.
2836 (sse4_1_extendv2siv2di2): Likewise.
2837 (*sse4_1_extendv2siv2di2): Likewise.
2838 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2839 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2840 (sse4_1_zero_extendv4qiv4si2): Likewise.
2841 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2842 (sse4_1_zero_extendv2qiv2di2): Likewise.
2843 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2844 (sse4_1_zero_extendv4hiv4si2): Likewise.
2845 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2846 (sse4_1_zero_extendv2hiv2di2): Likewise.
2847 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2848 (sse4_1_zero_extendv2siv2di2): Likewise.
2849 (*sse4_1_zero_extendv2siv2di2): Likewise.
2850 (sse4_1_ptest): Likewise.
2851 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2852 (sse4_2_pcmpestri): Likewise.
2853 (sse4_2_pcmpestrm): Likewise.
2854 (sse4_2_pcmpistri): Likewise.
2855 (sse4_2_pcmpistrm): Likewise.
2857 (aeskeygenassist): Likewise.
2859 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2861 * config/i386/predicates.md (vzeroall_operation): New.
2863 * config/i386/sse.md (avx_vzeroall): New.
2864 (*avx_vzeroall): Likewise.
2866 2008-08-28 Paul Brook <paul@codesourcery.com>
2867 Mark Shinwell <shinwell@codesourcery.com>
2868 Richard Earnshaw <richard.earnshaw@arm.com>
2870 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2871 (TARGET_MIN_ANCHOR_OFFSET): New.
2872 (arm_override_options): Set correct anchor ranges for Thumb-1
2873 and Thumb-2 if required.
2874 (legitimize_pic_address): Handle case involving a TLS symbol
2875 reference with an addend.
2876 (arm_optimization_options): Enable section anchors at -O1 and
2878 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2879 * config/arm/arm-protos.h (arm_optimization_options): New.
2881 2008-08-28 Nick Clifton <nickc@redhat.com>
2883 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2884 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2887 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2888 * config/v850/v850.md (return): Remove frame size restriction.
2890 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2892 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2894 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2896 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2898 2008-08-28 Paul Brook <paul@codesourcery.com>
2900 * config/arm/vfp11.md: Update license notice.
2901 * config/arm/cortex-r4.md: Ditto.
2903 2008-08-28 Richard Guenther <rguenther@suse.de>
2905 PR tree-optimization/37207
2906 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2909 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2912 * tree.c (int_fits_type_p): Don't forget unsigned integers
2913 of type sizetype which higher end word equals -1.
2915 2008-08-28 Ira Rosen <irar@il.ibm.com>
2917 * target.h (struct vectorize): Add new target builtin.
2918 * tree-vectorizer.c (destroy_loop_vec_info): Call
2919 vect_free_slp_instance instead of vect_free_slp_node.
2920 * tree-vectorizer.h (enum slp_load_perm_type): New.
2921 (struct _slp_instance): Add new fields.
2922 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2923 (SLP_INSTANCE_LOADS): New.
2924 (vect_free_slp_tree): Remove.
2925 (vect_free_slp_instance): Declare.
2926 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2927 (vectorizable_load): Add argument.
2928 (vect_transform_slp_perm_load): New.
2929 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2931 (vect_get_place_in_interleaving_chain): New function.
2932 (vect_free_slp_tree): Make static.
2933 (vect_free_slp_instance): New function.
2934 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2935 collect the load location in the interleaving chain.
2936 (vect_supported_slp_permutation_p): New function.
2937 (vect_supported_load_permutation_p): Likewise.
2938 (vect_analyze_slp_instance): In case of loads permutation, call
2939 vect_supported_load_permutation_p to check that the permutation is
2941 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2942 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2943 (vect_create_mask_and_perm): New function.
2944 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2945 (vectorizable_load): Add an argument. Don't keep the created vectors
2946 statements in the node if permutation is required. Call
2947 vect_transform_slp_perm_load to generate the permutation.
2948 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2949 additional argument.
2950 (vect_schedule_slp_instance): In case of loads permutation, allocate
2951 vectorized statements structure for all the related SLP nodes. Call
2952 vect_transform_stmt with addditional argument.
2953 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2954 * config/spu/spu.c (spu_builtin_vec_perm): New.
2955 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2956 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2957 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2958 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2960 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2962 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2963 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2964 __gthread_cond_signal, __gthread_cond_timedwait,
2965 __gthread_cond_timedwait_recursive): New functions.
2966 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2968 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2971 2008-08-28 Richard Guenther <rguenther@suse.de>
2974 * fold-const.c (maybe_canonicalize_comparison_1): Require
2975 undefined overflow only for canonicalizing A +- CST cmp CST.
2976 Make sure to not generate new constants that are not inside
2977 their TYPE_MIN/MAX_VALUE range.
2978 (maybe_canonicalize_comparison): Remove undefined overflow
2980 (fold_binary): Remove now duplicate folding.
2982 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2984 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2985 use not updated in the last change.
2987 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2989 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2990 (IRA_COVER_CLASSES): Add FPUL_REGS.
2992 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2995 * c-common.c (conversion_warning): Check for null operands.
2997 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3000 * c-decl.c (check_for_loop_decls): Improve error message. Give
3003 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3006 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3007 (convert_for_assignment): Pass corrent OPT_W* parameter to
3008 WARN_FOR_ASSIGNMENT.
3010 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3013 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3015 2008-08-27 Paul Brook <paul@codesourcery.com>
3017 * config.gcc: Loosen checks for arm uclinux eabi targets.
3019 2008-08-27 Paul Brook <paul@codesourcery.com>
3021 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3023 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3025 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3027 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3028 the enumerators of an ENUMERAL_TYPE.
3029 * dbxout.c (dbxout_type): Ditto.
3031 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3034 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3035 (fwprop_addr): Check that the loop_father is not the outer loop.
3037 2008-08-26 Paul Brook <paul@codesourcery.com>
3039 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3040 Remove documentation entry for fmul type.
3041 Use fmuls to annotate single-precision multiplication patterns,
3042 fmuld to annotate double-precision multiplication patterns,
3043 fmacs to annotate single-precision multiply-accumulate patterns
3044 and fmacd to annotate double-precision multiply-accumulate patterns.
3045 * config/arm/vfp11.md: Update reservations accordingly.
3046 * config/arm/arm.md: Note that certain values of the "type"
3047 attribute are documented in vfp.md.
3048 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3049 (v10_cvt): Use new fmul types.
3051 2008-08-26 Paul Brook <paul@codesourcery.com>
3053 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3054 * config/arm/vfp11.md: ...here. New.
3055 * config/arm/arm.md: Include vfp11.md.
3057 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3059 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3060 parameter to inform call.
3062 2008-08-26 Jeff Law <law@redhat.com>
3064 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3065 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3066 preferred class when copying a constant into a partial word register.
3068 2008-08-26 Ben Elliston <bje@au.ibm.com>
3070 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3071 * cp/typeck.c: Likewise.
3072 * cp/tree.c: Likewise.
3073 * gimple-low.c: Likewise.
3076 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3078 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3079 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3081 * doc/passes.texi: Describe IRA.
3083 * doc/tm.texi (IRA_COVER_CLASSES,
3084 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3086 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3087 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3088 -fira-propagate-cost, -fno-ira-share-save-slots,
3089 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3091 * flags.h (ira_algorithm): New enumeration.
3092 (flag_ira_algorithm, flag_ira_verbose): New external variable
3095 * postreload.c (gate_handle_postreload): Don't do post reload
3096 optimizations unless the reload is completed.
3098 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3101 * tree-pass.h (pass_ira): New external variable declaration.
3103 * reload.h: Add 2008 to the Copyright.
3105 * cfgloopanal.c: Include params.h.
3106 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3109 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3111 * toplev.c (ira.h): New include.
3112 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3113 (backend_init_target): Call ira_init.
3114 (backend_init): Call ira_init_once.
3115 (finalize): Call finish_ira_once.
3117 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3118 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3121 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3122 may_move_out_cost): New external variable declarations.
3123 (move_table): New typedef.
3125 * caller-save.c: Include headers output.h and ira.h.
3126 (no_caller_save_reg_set): New global variable.
3127 (save_slots_num, save_slots): New variables.
3128 (reg_save_code, reg_restore_code, add_stored_regs): Add
3130 (init_caller_save): Set up no_caller_save_reg_set.
3131 (init_save_areas): Reset save_slots_num.
3132 (saved_hard_reg): New structure.
3133 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3134 (initiate_saved_hard_regs, new_saved_hard_reg,
3135 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3137 (setup_save_areas): Add code for sharing stack slots.
3138 (all_blocks): New variable.
3139 (save_call_clobbered_regs): Process pseudo-register too.
3140 (mark_set_regs): Process pseudo-register too.
3141 (insert_one_insn): Put the insn after bb note in a empty basic
3142 block. Add insn check.
3144 * global.c (eliminable_regset): Make it external.
3145 (mark_elimination): Use DF_LR_IN for IRA.
3146 (pseudo_for_reload_consideration_p): New.
3147 (build_insn_chain): Make it external. Don't ignore spilled
3148 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3149 (gate_handle_global_alloc): New function.
3150 (pass_global_alloc): Add the gate function.
3152 * opts.c (decode_options): Set up flag_ira. Print the warning for
3154 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3156 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3158 * regmove.c (regmove_optimize): Don't do replacement of output for
3161 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3162 New external variable declarations.
3164 * local-alloc.c (update_equiv_regs): Make it external. Return
3165 true if jump label rebuilding should be done. Rescan new_insn for
3167 (gate_handle_local_alloc): New function.
3168 (pass_local_alloc): Add the gate function.
3170 * alias.c (value_addr_p, stack_addr_p): New functions.
3171 (nonoverlapping_memrefs_p): Use them for IRA.
3173 * common.opt (fira, fira-algorithm, fira-coalesce,
3174 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3175 fira-verbose): New options.
3177 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3178 move_cost, may_move_in_cost, may_move_out_cost): Make the
3180 (move_table): Remove typedef.
3181 (init_move_cost): Make it external.
3182 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3185 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3186 setup_reg_classes): New function prototypes.
3187 (eliminable_regset): New external variable declaration.
3188 (build_insn_chain, update_equiv_regs): New function prototypes.
3190 * Makefile.in (IRA_INT_H): New definition.
3191 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3192 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3193 (reload1.o, toplev.o): Add dependence on ira.h.
3194 (cfgloopanal.o): Add PARAMS_H.
3195 (caller-save.o): Add dependence on output.h and ira.h.
3196 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3197 ira-emit.o, ira-lives.o): New entries.
3199 * passes.c (pass_ira): New pass.
3201 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3203 * reload1.c (ira.h): Include the header.
3204 (changed_allocation_pseudos): New bitmap.
3205 (init_reload): Initiate the bitmap.
3206 (compute_use_by_pseudos): Permits spilled registers in FROM.
3207 (temp_pseudo_reg_arr): New variable.
3208 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3209 IRA. Call alter_reg with the additional parameter. Don't clear
3210 spilled_pseudos for IRA. Restore original insn chain for IRA.
3211 Clear changed_allocation_pseudos at the end of reload.
3212 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3213 (hard_regno_to_pseudo_regno): New variable.
3214 (count_pseudo): Check spilled pseudos. Set up
3215 hard_regno_to_pseudo_regno.
3216 (count_spilled_pseudo): Check spilled pseudos. Update
3217 hard_regno_to_pseudo_regno.
3218 (find_reg): Use better_spill_reload_regno_p. Check
3219 hard_regno_to_pseudo_regno.
3220 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3222 (eliminate_regs_1): Use additional parameter for alter_reg.
3223 (finish_spills): Set up pseudo_previous_regs only for spilled
3224 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3225 more arguments. Don't clear live_throughout and dead_or_set for
3226 spilled pseudos. Use additional parameter for alter_reg. Call
3227 mark_allocation_change. Set up changed_allocation_pseudos.
3228 Remove sanity check.
3229 (emit_input_reload_insns, delete_output_reload): Use additional
3230 parameter for alter_reg. Call mark_allocation_change.
3231 (substitute, gen_reload_chain_without_interm_reg_p): New
3233 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3235 * testsuite/gcc.dg/20080410-1.c: New file.
3237 * config/s390/s390.h (IRA_COVER_CLASSES,
3238 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3240 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3242 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3244 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3246 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3248 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3250 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3252 2008-08-24 Jeff Law <law@redhat.com>
3253 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3254 when ignoring unavailable registers.
3256 2008-08-24 Jeff Law <law@redhat.com>
3257 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3258 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3259 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3260 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3262 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3263 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3265 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3266 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3267 * reload1.c (find_reg): Process registers in register allocation order.
3269 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3270 * toplev.c (backend_init_target): Move ira_init call from
3272 (lang_dependent_init_target): ...to here.
3274 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3275 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3276 calculate memory move costs for NO_REGS.
3278 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3279 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3280 STACK_REGS is defined.
3282 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3283 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3285 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3286 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3288 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3289 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3290 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3293 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3294 Dorit Nuzman <dorit@il.ibm.com>
3296 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3297 vec_extract_evenv4sf, vec_extract_evenv8hi,
3298 vec_extract_evenv16qi, vec_extract_oddv4si,
3299 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3300 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3301 vec_interleave_highv4si, vec_interleave_lowv4si,
3302 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3303 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3304 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3306 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3309 * config/rs6000/rs6000.c (optimization_options): Don't default to
3310 section anchors without toplevel reorder.
3312 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3314 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3315 (mfc_end_critical_section): Likewise.
3317 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3319 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3320 all type qualifiers from element type to vector type.
3322 2008-08-25 David Daney <ddaney@avtrex.com>
3324 * config/mips/mips.md (immediate_insn): Move up in file, fix
3325 comment typo, reformat.
3326 (fetchop_bit, atomic_hiqi_op memory_barrier,
3327 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3328 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3329 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3330 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3331 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3332 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3333 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3334 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3335 sync_old_nand<mode>, sync_new_nand<mode>,
3336 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3337 test_and_set_12): Moved to sync.md.
3339 * config/mips/sync.md: New file.
3341 2008-08-25 Richard Henderson <rth@redhat.com>
3343 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3344 (regsave): Likewise.
3345 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3346 (output_cfi_directive): Likewise.
3347 (div_data_align): New.
3348 (output_cfi): Use it.
3350 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3352 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3353 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3354 (TARGET_OCTEON): New macro.
3355 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3356 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3357 (ISA_HAS_POP): New macro.
3358 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3360 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3362 * config/mips/mips.md (cpu): Add octeon.
3363 (type): Add pop attribute value.
3364 (popcount<mode>2): New pattern.
3365 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3367 2008-08-24 Jan Hubicka <jh@suse.cz>
3369 * doc/invoke.texi (-fipa-cp-clone): New option.
3370 (-fipa-cp): Update docs.
3371 (--param ipcp-unit-growth):New.
3372 * ipa-cp.c: Include fibheap.h, params.h
3373 (ipcp_initialize_node_lattices): When not cloning, all externally
3374 visible functions are bottom.
3375 (ipcp_need_redirect_p): Accept clones.
3376 (ipcp_insert_stage): Use cost driven heuristics.
3377 (max_count, dead_nodes): New static vars.
3378 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3379 ipcp_const_param_count): New functions.
3380 * common.opt (ipa-cp-clone): New command line option.
3381 * params.def (ipcp-unit-growth): New.
3383 2008-08-24 Jan Hubicka <jh@suse.cz>
3385 * tree-inline.c (tree_function_versioning): Look harder
3386 for referenced vars.
3388 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3390 PR tree-optimization/37185
3391 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3393 2008-08-23 Jan Hubicka <jh@suse.cz>
3395 * ipa-cp.c (ipcp_analyze_node): New function.
3396 (ipcp_update_cloned_node): Use it.
3397 (ipcp_init_stage): Likewise.
3398 * ipa-inline.c (function_insertion_hook_holder): New static var.
3399 (analyze_function): Break out from ....
3400 (inline_generate_summary): Here; register insertion hook.
3401 (cgraph_decide_inlining): Remove hook.
3402 (add_new_function): New function.
3404 2008-08-23 Jan Hubicka <jh@suse.cz>
3406 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3408 2008-08-23 Jan Hubicka <jh@suse.cz>
3410 * ipa-cp.c (constant_val_insert): Remove.
3411 (ipcp_propagate_one_const): Remove.
3412 (ipcp_create_replace_map): Always insert replacements to the map.
3413 (ipcp_insert_stage): Do not try to insert statements by hand.
3414 * tree-inline.c (insert_init_stmt): Break out from ...
3415 (setup_one_parameter): ... here; allow NULL BB pointer.
3416 (tree_function_versioning): Use setup_one_parameter to process
3419 2008-08-23 Jan Hubicka <jh@suse.cz>
3421 * tree.c (decl_address_ip_invariant_p): New function.
3422 * tree.h (decl_address_ip_invariant_p): Declare.
3423 * gimple.c (strip_invariant_refs): Break out from ...
3424 (is_gimple_invariant_address): ... here
3425 (is_gimple_ip_invariant_address): New function.
3426 (is_gimple_ip_invariant): New function.
3427 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3430 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3431 (ipcp_lat_is_insertable): All constants are insertable.
3432 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3433 IPA_CONST_VALUE_REF.
3434 (ipcp_initialize_node_lattices): Propagate all types of operands.
3435 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3436 (ipcp_create_replace_map): Reformat.
3437 (ipcp_need_redirect_p): Simplify.
3438 (ipcp_insert_stage): Check that argument is used before clonning.
3439 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3440 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3441 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3442 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3443 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3444 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3445 * tree-inline.c (tree_function_versioning): Add variables referenced by
3448 2008-08-23 Jan Hubicka <jh@suse.cz>
3451 * i386.c (standard_80387_constant_p): Use optimize_size.
3453 2008-08-23 Ira Rosen <irar@il.ibm.com>
3455 PR tree-optimization/37161
3456 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3457 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3458 (vect_determine_vectorization_factor): Move the scalar type
3459 retrieval to vect_get_smallest_scalar_type.
3460 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3461 scalar type. Remove redundant computation.
3462 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3463 (vect_get_slp_defs): Take the type of RHS into account if
3464 necessary by calling vect_get_smallest_scalar_type. Call
3465 vect_get_constant_vectors with additional argument.
3467 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3470 * doc/invoke.texi (Wwrite-strings): Clarify description.
3472 2008-08-23 Ira Rosen <irar@il.ibm.com>
3474 PR tree-optimization/37174
3475 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3476 def stmt is a part of the loop before accessing its stmt_vec_info.
3478 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3481 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3482 (*swap): New insn pattern.
3483 (*ashlqi3): Rename from ashlqi3 insn pattern.
3484 (ashlqi3): New expanders.
3485 (*lshrqi3): Rename from lshrqi3 insn pattern.
3486 (lshrqi3): New expanders.
3487 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3488 lshrqi3_const5, lshrqi3_const6): New splitters.
3489 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3490 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3493 2008-08-22 Richard Guenther <rguenther@suse.de>
3495 PR tree-optimization/37078
3496 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3497 [+INF, +INF] ranges.
3499 2008-08-22 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/37143
3502 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3503 a conversion statement instead of a copy.
3505 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3508 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3509 CCCmode, CCOmode and CCSmode destination modes.
3512 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3513 from different units in a single alternative.
3514 (*vec_extractv2sf_1): Ditto.
3515 (*vec_extractv2si_0): Ditto.
3516 (*vec_extractv2si_1): Ditto.
3517 * config/i386/sse.md (sse2_storehpd): Ditto.
3518 (sse2_storelpd): Ditto.
3519 (sse2_loadhpd): Ditto.
3520 (sse2_loadlpd): Ditto.
3523 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3524 (popcountsi2): Ditto.
3525 (clzdi2_abm): Ditto.
3526 (popcountdi2): Ditto.
3527 (clzhi2_abm): Ditto.
3528 (popcounthi2): Ditto.
3530 2008-08-22 Richard Guenther <rguenther@suse.de>
3534 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3535 if the multiplication does not overflow.
3537 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3539 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3541 2008-08-21 Richard Henderson <rth@redhat.com>
3543 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3544 spurrious comma from test.
3545 * configure: Rebuild.
3547 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3550 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3553 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3555 * c-tree.h (grokfield): New argument.
3556 * c-decl.c (grokfield): Handle new location argument.
3557 * c-parser.c (c_parser_struct_declaration): Pass location to
3560 2008-08-21 Richard Guenther <rguenther@suse.de>
3562 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3564 2008-08-21 Jan Hubicka <jh@suse.cz>
3566 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3567 (cgraph_add_function_insertion_hook,
3568 cgraph_remove_function_insertion_hook,
3569 cgraph_call_function_insertion_hooks): New functions.
3570 * cgraph.h (cgraph_add_function_insertion_hook,
3571 cgraph_remove_function_insertion_hook,
3572 cgraph_call_function_insertion_hooks): Declare.
3573 * ipa-reference.c (function_insertion_hook_holder): New variable.
3574 (check_operand, look_for_address_of): When checking late, do not care
3575 about module bitmaps.
3576 (add_new_function): New function.
3577 (generate_summary): Register hooks; zero module bitmaps.
3578 (propagate): Unregister hooks.
3579 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3580 (add_new_function): New function.
3581 (generate_summary): Register hook.
3582 (propagate): Remove hook.
3584 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3586 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3587 * ipa-cp.c (ipcp_update_cloned_node): New function.
3588 (build_const_val): Handle functions correctly; bring type logic
3589 into sync with tree-inline.c
3590 (ipcp_init_stage): Take care of computing stuff needed by
3591 indirect inlining; update clones.
3592 (ipcp_generate_summary): Break out of ipcp_driver.
3593 (ipcp_driver): Do only execution and transformation.
3594 (pass_ipa_cp): Make IPA_PASS.
3595 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3597 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3598 ipcp, some info is already available.
3599 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3600 * tree-inline.c (remap_ssa_name): Unshare expression.
3602 2008-08-21 Richard Guenther <rguenther@suse.de>
3604 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3605 a PHI ask VN if it is already available.
3606 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3607 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3609 2008-08-21 Richard Guenther <rguenther@suse.de>
3612 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3613 makes sure to produce a result of the correct type.
3615 2008-08-21 Jan Hubicka <jh@suse.cz>
3616 Backport from LTO branch:
3618 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3619 Jan Hubicka <jh@suse.cz>
3622 (init_state, finish_state, set_function_state, generate_summary):
3624 (scan_stmt): Renamed from scan_function. Changed to keep state in
3625 local static vars rather than cgraph aux field.
3626 (propagate): Renamed from static_execute. Changed to keep state in
3627 local static vars rather than cgraph aux field.
3628 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3629 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3631 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3633 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3634 * ipa-reference.c (init_function_info, generate_summary,
3635 propagate): New functions.
3636 (analyze_function): Call init_function_info.
3637 (static_execute): Stripped into generate_summary and propagate.
3638 (pass_ipa_reference): Made into ipa_opt_pass.
3640 2008-08-21 Richard Guenther <rguenther@suse.de>
3642 PR tree-optimization/37181
3643 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3645 (extract_range_from_unary_expr): Likewise.
3647 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3649 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3651 * toplev.h (pedwarn_at): Likewise.
3652 * builtins.c: Update all calls to pedwarn.
3653 * c-lex.c: Likewise.
3654 * toplev.c: Likewise.
3655 * c-tree.h: Likewise.
3656 * c-decl.c: Likewise.
3657 * c-errors.c: Likewise.
3658 * c-typeck.c: Likewise.
3659 * c-common.c: Likewise.
3660 * c-parser.c: Likewise.
3662 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3665 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3666 with MODE_VECTOR_INT mode.
3668 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3671 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3672 initialized outside the current module.
3673 (warn_uninitialized_var): Ignore left-hand side when walking the
3674 trees. Ignore address expressions. Examine VUSE operands in gimple
3675 statements with a variable declaration on the right-hand side.
3677 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3680 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3682 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3685 * c-common.c (conversion_warning): Do not warn if applying bit-and
3686 operator to unsigned constant that fits in the target type.
3688 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3691 * c-common.c (conversion_warning): Do not warn for artificial
3694 2008-08-20 Richard Guenther <rguenther@suse.de>
3696 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3697 (extract_range_from_binary_expr): Fall back to constant propagation.
3698 (extract_range_from_unary_expr): Likewise.
3700 2008-08-20 Richard Guenther <rguenther@suse.de>
3702 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3703 with TREE_THIS_VOLATILE on shared nodes.
3704 (fold_stmt_r): Likewise.
3706 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3709 * c-parser.c (c_parser_attributes): For keywords use canonical
3710 spelling for attr_name.
3712 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3714 * value-prof.c (check_counter): Revert wrong call to error.
3716 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3718 * profile.c: Update calls to inform.
3719 * value-prof.c: Update calls to inform.
3721 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3723 * diagnostic.c (inform): Add an explicit location_t parameter.
3724 * toplev.h (inform): Update declaration.
3725 * builtins.c: Update all calls to inform.
3726 * c-common.c: Likewise.
3727 * c-decl.c: Likewise.
3728 * c-opts.c: Likewise.
3729 * c-pch.c: Likewise.
3730 * c-pragma.c: Likewise.
3731 * c-typeck.c: Likewise.
3732 * coverage.c: Likewise.
3734 * toplev.c: Likewise.
3735 * tree-cfg.c: Likewise.
3736 * tree-ssa.c: Likewise.
3738 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3741 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3742 V2DI mode, for SSE4.1, use movq instead of vector set if the
3743 second element is zero and inter-unit moves are OK.
3745 2008-08-20 Richard Guenther <rguenther@suse.de>
3747 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3748 properly handle conversion/copy chains after tuplification.
3750 2008-08-20 Richard Guenther <rguenther@suse.de>
3752 * passes.c (init_optimization_passes): Move the second
3753 forwprop pass before alias computation. Remove the second
3754 DCE pass. Remove the first dominator and phi copy/const
3757 2008-08-20 Nick Clifton <nickc@redhat.com>
3759 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3760 support of this feature. Do not assume that a sufficiently new
3761 assembler will support the feature regardless of the target type.
3762 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3763 * configure: Regenerate.
3765 2008-08-20 Richard Guenther <rguenther@suse.de>
3767 * tree-vrp.c (found_in_subgraph): Remove.
3768 (live): New global static.
3769 (live_on_edge): New function.
3770 (blocks_visited): Remove.
3771 (register_edge_assert_for_2): Use live_on_edge.
3772 (find_conditional_asserts): Remove code dealing with
3773 found_in_subgraph. Do not walk the CFG.
3774 (find_switch_asserts): Likewise.
3775 (find_assert_locations_1): Renamed from find_assert_locations.
3776 Move finding assert locations for conditional and switch
3777 statements first. Update live bitmap. Do not walk the CFG.
3778 (find_assert_locations): New function.
3779 (insert_range_assertions): Remove entry of CFG walk.
3780 Adjust call to find_assert_locations.
3781 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3782 that only can appear because of fake exit edges but assert we
3783 never try to insert on those.
3784 (fini_pre): Do not remove fake exit edges here...
3785 (execute_pre): ...but here, before committing edge inserts.
3787 2008-08-19 Richard Guenther <rguenther@suse.de>
3789 * passes.c (init_optimization_passes): Exchange store-ccp
3792 2008-08-19 Rafael Espíndola <espindola@google.com>
3794 * varasm.c (weak_decls): Move earlier in the file.
3795 (assemble_external): Add weak decls to the weak_decls list.
3796 (declare_weak): Don't add decls to the weak_decls list.
3798 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3801 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3802 before (sse2_shufpd_<mode>).
3804 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3807 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3808 * tree.c (block_nonartificial_location): Likewise.
3810 2008-08-19 Richard Guenther <rguenther@suse.de>
3812 PR tree-optimization/35972
3813 PR tree-optimization/23094
3814 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3816 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3817 handle MISALIGNED_INDIRECT_REF.
3818 (get_ref_from_reference_ops): New helper.
3819 (vn_reference_lookup_pieces): Walk the use-def chain using the
3820 alias-oracle if requested.
3821 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3822 walking the use-def chain.
3823 (compute_avail): But not here.
3824 (create_component_ref_by_pieces_1): Properly handle
3825 MISALIGNED_INDIRECT_REF.
3826 (do_regular_insertion): Handle fully redundant
3827 expressions after PHI-translation also for SSA_NAME values, not
3828 only constants. Correctly use edoubleprime for that.
3830 2008-08-19 Ira Rosen <irar@il.ibm.com>
3832 * tree-vectorizer.c (supportable_widening_operation): Support
3833 multi-step conversion, return the number of steps in such conversion
3834 and the required intermediate types.
3835 (supportable_narrowing_operation): Likewise.
3836 * tree-vectorizer.h (vect_pow2): New function.
3837 (supportable_widening_operation): Change argument types.
3838 (supportable_narrowing_operation): Likewise.
3839 (vectorizable_type_promotion): Add an argument.
3840 (vectorizable_type_demotion): Likewise.
3841 * tree-vect-analyze.c (vect_analyze_operations): Call
3842 vectorizable_type_promotion and vectorizable_type_demotion with
3843 additional argument.
3844 (vect_get_and_check_slp_defs): Detect patterns.
3845 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3847 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3848 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3849 according to the smallest type in the loop.
3850 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3851 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3852 supportable_widening_operation with correct arguments.
3853 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3854 operands lists according to the number of vector statements in left
3855 or right node, if exists.
3856 (vect_gen_widened_results_half): Remove unused argument.
3857 (vectorizable_conversion): Call supportable_widening_operation,
3858 supportable_narrowing_operation, and vect_gen_widened_results_half
3859 with correct arguments.
3860 (vectorizable_assignment): Change documentation, support multiple
3862 (vectorizable_operation): Likewise.
3863 (vect_get_loop_based_defs): New function.
3864 (vect_create_vectorized_demotion_stmts): Likewise.
3865 (vectorizable_type_demotion): Support loop-aware SLP and general
3866 multi-step conversion. Call vect_get_loop_based_defs and
3867 vect_create_vectorized_demotion_stmts for transformation.
3868 (vect_create_vectorized_promotion_stmts): New function.
3869 (vectorizable_type_promotion): Support loop-aware SLP and general
3870 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3872 (vectorizable_store): Change documentation, support multiple
3874 (vectorizable_load): Likewise.
3875 (vect_transform_stmt): Pass SLP_NODE to
3876 vectorizable_type_promotion and vectorizable_type_demotion.
3877 (vect_schedule_slp_instance): Move here the calculation of number
3878 of vectorized statements for each node from...
3879 (vect_schedule_slp): ... here.
3880 (vect_transform_loop): Call vect_schedule_slp without the last
3883 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3886 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3887 to == in assert statement.
3888 (vectorizable_reduction): Fix typo.
3890 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3893 * value-prof.c (check_counter): Dereference pointer to overall
3894 count when printing it.
3896 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3898 * profile.h: Really add it.
3900 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3902 * mcf.c: Really add it.
3904 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3905 Vinodha Ramasamy <vinodha@google.com>
3907 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3909 * value-prof.c (check_counter): Fix the counter if
3910 flag_profile_correction is true.
3911 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3912 tree_mod_subtract_transform):
3913 Follow check_counter parameter change.
3914 * common.opt (fprofile-correction): New option.
3916 * profile.h: Likewise.
3917 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3918 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3919 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3921 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3922 flag_profile_correction is set.
3924 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3926 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3928 2008-08-18 Tomas Bily <tbily@suse.cz>
3930 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3931 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3933 * tree-data-ref.c (split_constant_offset_1): Likewise.
3934 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3935 * tree-sra.c (sra_walk_expr): Likewise.
3936 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3937 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3938 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3939 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3941 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3942 * tree-vect-transform.c (vectorizable_type_demotion)
3943 (vectorizable_type_promotion): Likewise.
3944 * tree-inline.c (expand_call_inline):
3945 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3946 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3947 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3948 * expr.c (expand_expr_real_1): Likewise.
3949 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3950 (gimple_assign_unary_useless_conversion_p): Likewise.
3951 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3952 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3953 * fold-const.c (fold_unary): Likewise.
3954 * tree.h (CONVERT_EXPR_P): Likewise.
3955 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3956 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3958 (register_edge_assert_for_2, extract_range_from_unary_expr)
3959 (register_edge_assert_for_1): Likewise.
3961 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3963 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3964 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3965 (enum real_value_const): Delete.
3966 (get_real_const): Delete.
3967 * real.c (get_real_const): Delete.
3968 (dconst_e_ptr): Define.
3969 (dconst_third_ptr): Define.
3970 (dconst_sqrt2_ptr): Define.
3971 * builtins.c: Update all callers.
3973 2008-08-18 Richard Guenther <rguenther@suse.de>
3975 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3976 statement iterator after statement removal.
3978 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3980 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3981 (detect_processor_freebsd): Likewise.
3982 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3984 2008-08-18 Richard Guenther <rguenther@suse.de>
3986 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3987 and loads have the correct types.
3989 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3992 * c-opts.c (cpp_opts): Remove static.
3993 * c-parser.c (cpp_opts): Declare it extern.
3994 (disable_extension_diagnostics): Handle cpp options.
3995 (enable_extension_diagnostics): Likewise.
3997 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3999 * diagnostics.c (permerror_at): Rename as permerror.
4000 (permerror): Delete.
4001 * toplev.h: Likewise.
4003 2008-08-18 Richard Guenther <rguenther@suse.de>
4005 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4006 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4007 Move call_cdce before build_alias. Move copyrename2,
4008 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4009 right after final inlining.
4010 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4011 (pass_build_cfg): But instead via TODO_dump_func.
4013 2008-08-18 Richard Guenther <rguenther@suse.de>
4015 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4017 (scalarize_init): If we failed to generate some initializers
4018 do not generate zeros for not instantiated members. Instead
4019 rely on the copy out.
4020 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4021 about missing flow-sensitive alias info only if we have
4024 2008-08-17 Nick Clifton <nickc@redhat.com>
4026 * doc/extend.texi (Function Attributes): Fix typo in description
4027 if hot function attribute.
4029 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4030 Richard Sandiford <rdsandiford@googlemail.com>
4032 * doc/install.texi (--with-mips-plt): Document.
4033 * doc/invoke.texi (-mplt, -mno-plt): Document.
4034 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4035 and handle ${with_mips_plt}.
4036 * config/mips/mips.opt (mplt): New option.
4037 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4038 (TARGET_ABICALLS_PIC2): Likewise.
4039 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4040 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4041 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4042 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4043 to decide whether to output ".option picX" directives.
4044 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4045 Pass -call_nonpic rather than -KPIC for -mplt.
4046 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4047 on the command line. Also remove it when -mabi=64 is used without
4049 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4050 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4051 TARGET_ABICALLS_PIC0.
4052 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4054 (mips16_build_function_stub): Only output ".option pic" directives
4055 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4056 (mips16_build_call_stub): Fix comment and remove redundant
4057 ".set at"/"set .noat" directives.
4058 (mips_function_rodata_section): Use the default behaviour for
4059 TARGET_ABSOLUTE_ABICALLS.
4060 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4061 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4062 (mips_restore_gp): Do nothing if the current function doesn't use
4064 (mips_expand_prologue): Only save $gp if the current function uses it.
4065 Use a normal move for TARGET_ABICALLS_PIC0.
4066 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4068 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4070 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4071 of function when handling GLOBAL_POINTER_REGNUM.
4073 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4076 * common.opt (-fstack-check): Do not declare the variable here.
4077 (-fstack-check=): New option variant.
4078 * doc/invoke.texi (Code Gen Options): Document it.
4079 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4080 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4081 (STACK_CHECK_STATIC_BUILTIN): New macro.
4082 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4083 * opts.c: Include expr.h.
4084 (common_handle_option) <OPT_fold_stack_check_>: New case.
4085 <OPT_fstack_check>: Likewise.
4086 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4087 consistently in the test for variable-sized types. Adjust for
4088 new behaviour of flag_stack_check.
4089 * explow.c: Include except.h.
4090 (allocate_dynamic_stack_space): Do not take into account
4091 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4092 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4093 for variable-sized parameters. Treat all parameters whose size is
4094 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4095 stack checking is enabled.
4096 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4097 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4098 if generic stack checking is enabled.
4099 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4100 * reload1.c (reload): Likewise.
4101 * stmt.c (expand_decl): Assert that all automatic variables have
4102 fixed size at this point and remove dead code.
4103 * flags.h (stack_check_type): New enumeration type.
4104 (flag_stack_check): Declare.
4105 * toplev.c (flag_stack_check): New global variable.
4106 * Makefile.in (opts.o): Add dependency on EXPR_H.
4107 (explow.o): Add dependency on except.h.
4109 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4111 * config/avr/avr.c (avr_override_options): Reduce value of
4112 PARAM_INLINE_CALL_COST.
4114 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4116 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4117 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4118 lieu of TYPE_MODE (type) throughout.
4120 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4122 * config/arm/arm.c (add_minipool_backward_ref): Check for
4123 8-byte-aligned entries in second case of forcing insertion after a
4124 particular entry. Change third case to avoid inserting
4125 non-8-byte-aligned entries before 8-byte-aligned ones.
4127 2008-08-15 Richard Guenther <rguenther@suse.de>
4129 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4130 strip components for unknown size accesses.
4132 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4134 * config/s390/2097.md New file.
4135 * config/s390/s390.md ("z10prop" attribute): Define none,
4136 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4137 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4138 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4139 possible values and apply them to insns as appropriate.
4140 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4141 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4142 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4143 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4145 ("bfp" mode attribute): Removed. Every occurence replaced
4147 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4148 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4151 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4154 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4157 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4159 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4160 additional argument. Support reduction when duplication is needed due
4161 to data-types of different sizes in the loop.
4162 (get_initial_def_for_induction): Fix printout.
4163 (vect_get_vec_def_for_stmt_copy): Support case where the
4164 vec_stmt_for_operand is a phi node.
4165 (vectorizable_reduction): Support reduction when duplication is needed
4166 due to data-types of different sizes in the loop.
4167 (vectorizable_call): Remove restriction to not vectorize in case we
4168 have data-types of different sizes in the loop.
4169 (vectorizable_conversion): Likewise.
4170 (vectorizable_operation): Likewise.
4171 (vectorizable_type_demotion): Likewise.
4172 (vectorizable_type_promotion): Likewise.
4173 (vectorizable_induction): Add restriction to not vectorize in case
4174 we have data-types of different sizes in the loop.
4176 2008-08-14 Christophe Saout <christophe@saout.de>
4177 Uros Bizjak <ubizjak@gmail.com>
4180 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4181 (*vec_concatv2di_rex64_sse4_1): Ditto.
4182 (*vec_concatv2di_rex64_sse): Ditto.
4184 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4187 * fold-const.c (fold_widened_comparison): Do not allow
4188 sign changes that change the result even if shorter type
4189 is wider than arg1_unw's type.
4191 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4193 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4194 Skip if the multilib testing specifies -march that does not
4195 agree with the one specified in the testcase.
4197 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4199 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4200 zero extend SImode values being converted to TFmode before passing
4203 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4205 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4206 __PPU__ when targeting the Cell/B.E. PPU processor.
4208 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4210 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4211 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4212 Rematerialize the static chain, if any.
4213 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4216 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4218 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4219 (new_loc_descr): Likewise.
4220 (add_loc_descr): Likewise.
4221 (size_of_loc_descr): Likewise.
4222 (size_of_locs): Likewise.
4223 (output_loc_operands): Likewise.
4224 (output_loc_sequence): Likewise.
4225 (new_reg_loc_descr): New.
4226 (build_cfa_loc): Use it.
4227 (build_cfa_aligned_loc): Likewise.
4228 (one_reg_loc_descriptor): Likewise.
4229 (based_loc_descr): Likewise.
4231 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4234 * doc/invoke.texi (Wmain): Update.
4235 * c-decl.c (start_decl): warn_main is only 0 or 1.
4236 (start_function): Likewise. Fix formatting.
4237 (finish_function): Delete redundant warning.
4238 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4239 * c-opts (c_common_handle_option): -Wall only has effect if
4240 warn_main is uninitialized. OPT_Wmain is automatically
4241 handled. -pedantic also enables Wmain.
4242 (c_common_post_options): Handle all logic for Wmain here.
4243 * c-common.c (warn_main): Delete.
4244 (check_main_parameter_types): Make pedwarns conditional on
4246 * c-common.h (warn_main): Delete.
4248 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4251 * expr.c (emit_group_store): Allocate stack temp with the
4252 largest alignment when copying from register to stack.
4254 2008-08-13 Richard Guenther <rguenther@suse.de>
4256 * tree.h (maybe_fold_offset_to_address): Declare.
4257 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4258 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4259 Likewise for POINTER_PLUS_EXPR.
4260 (maybe_fold_offset_to_reference): Enable disabled code.
4261 (maybe_fold_offset_to_address): New function.
4262 (fold_stmt_r): Use it.
4263 (fold_gimple_assign): Likewise.
4264 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4265 (gimplify_expr): Likewise.
4267 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4269 * toplev.h (pedwarn_at): Fix declaration.
4271 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4273 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4274 LINK_SPEC): Use %R in -Y P argument.
4276 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4279 * diagnostic.c (pedwarn_at): New.
4280 * toplev.h (pedwarn_at): Declare.
4281 * c-tree.h (build_enumerator): Update declaration.
4282 * c-decl.c (finish_enum): Update comment.
4283 (build_enumerator): Take a location parameter. Give a pedwarn but do
4284 not perform any conversion.
4285 * c-parser.c (c_parser_enum_specifier): Set correct location for
4288 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4291 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4292 expressions except for conversions to signed:1 bitfields. Handle
4293 COND_EXPR with constant operands.
4295 2008-08-13 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/15255
4298 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4299 (struct oecount_s): New struct and VEC types.
4301 (oecount_hash): New function.
4302 (oecount_eq): Likewise.
4303 (oecount_cmp): Likewise.
4304 (zero_one_operation): New function.
4305 (build_and_add_sum): Likewise.
4306 (undistribute_ops_list): Perform un-distribution of multiplication
4307 and division on the chain of summands.
4308 (should_break_up_subtract): Also break up subtracts for factors.
4309 (reassociate_bb): Delete dead visited statements.
4310 Call undistribute_ops_list. Re-sort and optimize if it did something.
4311 * passes.c (init_optimization_passes): Move DSE before
4313 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4316 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4318 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4320 * doc/invoke.texi: Revert unintended checkin.
4322 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4325 * gcc.c (include_spec_function): Tweak call to find_a_file.
4327 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4330 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4331 and TRUTH_ORIF_EXPR.
4332 * dojump.c (do_jump): Likewise.
4334 PR tree-optimization/37084
4335 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4336 if id->regimplify, don't assume stmt is a cast assignment.
4338 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4340 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4342 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4345 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4348 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4350 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4351 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4353 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4354 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4355 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4356 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4357 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4359 * doc/tm.texi (Storage Layout): Remove documentation for
4360 TARGET_FLOAT_FORMAT.
4362 * simplify-rtx.c (simplify_binary_operation_1): Replace
4363 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4365 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4367 * real.h (struct real_format): New member has_sign_dependent_rounding.
4368 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4369 spu_single_format, ieee_double_format, mips_double_format,
4370 motorola_double_format, ieee_extended_motorola_format,
4371 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4372 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4373 mips_extended_format, ieee_quad_format, mips_quad_format,
4374 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4375 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4377 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4378 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4379 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4380 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4381 (ROUND_TOWARDS_ZERO): Likewise.
4383 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4384 (FLOAT_MODE_FORMAT): New macro.
4385 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4386 (MODE_COMPOSITE_P): ... this new macro.
4387 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4388 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4389 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4391 * flags.h: Include "real.h".
4393 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4394 REAL_MODE_FORMAT_COMPOSITE_P.
4395 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4397 * doc/tm.texi (Storage Layout): Remove documentation of
4398 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4399 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4400 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4401 they only apply to libgcc2.a.
4403 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4405 * config/spu/float_disf.c: New file.
4406 * config/spu/float_unsdisf.c: New file.
4407 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4408 (LIB2FUNCS_EXCLUDE): Define.
4410 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4411 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4413 * real.h (struct real_format): New member round_towards_zero.
4414 * real.c (round_for_format): Respect fmt->round_towards_zero.
4415 (ieee_single_format, mips_single_format, motorola_single_format,
4416 spu_single_format, ieee_double_format, mips_double_format,
4417 motorola_double_format, ieee_extended_motorola_format,
4418 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4419 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4420 mips_extended_format, ieee_quad_format, mips_quad_format,
4421 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4422 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4424 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4425 real_format to choose rounding mode when calling MPFR functions.
4426 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4427 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4429 * real.h (real_to_decimal_for_mode): Add prototype.
4430 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4431 Respect target rounding mode when generating decimal representation.
4432 (real_to_decimal): New stub for backwards compatibility.
4433 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4434 real_to_decimal_for_mode instead of real_to_decimal.
4436 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4438 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4439 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4441 * real.c (spu_single_format): New variable.
4442 * real.h (spu_single_format): Declare.
4444 * config/spu/spu.c (spu_override_options): Install SFmode format.
4445 (spu_split_immediate): Use integer mode to operate on pieces of
4446 floating-point values in all cases.
4448 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4449 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4450 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4452 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4454 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4456 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4458 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4460 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4463 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4464 on the VAR_DECL instead of TYPE_READONLY on its type.
4466 2008-08-12 Ira Rosen <irar@il.ibm.com>
4468 * tree-vectorizer.c: Depend on langhooks.h.
4469 (supportable_widening_operation): Add two arguments. Support double
4471 (supportable_narrowing_operation): Likewise.
4472 * tree-vectorizer.h (supportable_widening_operation): Add two
4474 (supportable_narrowing_operation): Likewise.
4475 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4476 supportable_widening_operation with correct arguments.
4477 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4478 (vectorizable_type_demotion): Support double type conversions.
4479 (vectorizable_type_promotion): Likewise.
4480 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4482 2008-08-11 Michael Matz <matz@suse.de>
4484 * i386/i386.c (override_options): Move initialisation from
4485 flag_schedule_insns_after_reload to here from ...
4486 (optimization_options): ... here.
4488 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4490 PR rtl-optimization/36998
4491 * dwarf2out.c (compute_barrier_args_size_1,
4492 compute_barrier_args_size): Temporarily remove assertions.
4494 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4497 * tree-ssa.c (struct walk_data): Add new flag
4498 warn_possibly_uninitialized.
4499 (warn_uninitialized_var): Use it.
4500 (warn_uninitialized_vars): New.
4501 (execute_early_warn_uninitialized): Call it.
4502 (execute_late_warn_uninitialized): Likewise.
4504 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4507 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4510 2008-08-09 Jan Hubicka <jh@suse.cz>
4513 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4515 (expand_fix): Be prepared for expansion to fail.
4516 (expand_sfix_optab): Remove instructions if expansion failed.
4518 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4520 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4522 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4523 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4525 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4527 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4528 mips/t-libgcc-mips16 to tmake_file.
4529 * config/mips/mips-protos.h (mips_call_type): New enum.
4530 (mips_pic_base_register, mips_got_load): Declare.
4531 (mips_restore_gp): Take an rtx argument.
4532 (mips_use_pic_fn_addr_reg_p): Declare.
4533 (mips_expand_call): Replace the sibcall_p argument with
4534 a mips_call_type argument. Add a lazy_p parameter.
4535 (mips_split_call): Declare.
4536 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4537 (MIPS16_PIC_TEMP): Likewise.
4538 (reg_class): Delete M16_NA_REGS.
4539 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4540 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4541 (mips_split_hi_p): Declare.
4542 * config/mips/mips.c (mips_split_hi_p): New array.
4543 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4544 (mips_got_symbol_type_p): New function.
4545 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4546 (mips16_stub_function_p): New function.
4547 (mips16_local_function_p): Likewise.
4548 (mips_use_pic_fn_addr_reg_p): Likewise.
4549 (mips_cannot_force_const_mem): Return false for HIGHs.
4550 Extend CONST_INT and symbolic handling to MIPS16, using
4551 mips_symbol_insns to check that the base symbol type is a
4552 legitimate constant. Reject GOT-based constants if
4553 TARGET_MIPS16_PCREL_LOADS.
4554 (mips_const_insns): Check targetm.cannot_force_const_mem when
4555 decomposing a symbolic base and a large offset.
4556 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4557 When calling a function that needs $25 from MIPS16 code,
4558 move the target address into $25 separately and add a USE
4560 (mips16_gp_pseudo_reg): Insert the initializer immediately
4561 before the first real insn.
4562 (mips_pic_base_register, mips_got_load): New functions.
4563 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4564 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4565 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4566 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4567 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4568 also passing NULL_RTX rather than const0_rtx as the aux argument.
4569 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4570 instead of TARGET_EXPLICIT_RELOCS.
4571 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4572 (mips_load_call_address): Replace the sibcall_p argument with
4573 a mips_call_type argument. Use mips_got_load.
4574 (mips16_local_alias): New structure.
4575 (mips16_local_aliases): New variable.
4576 (mips16_local_aliases_hash): New function.
4577 (mips16_local_aliases_eq): Likewise.
4578 (mips16_local_alias): Likewise.
4579 (mips16_stub_function): Likewise.
4580 (mips16_build_function_stub): Create a local alias for the target
4581 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4582 .cpload directive and an R_MIPS_NONE relocation for the target
4583 function, then load the alias rather than the function itself.
4584 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4585 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4586 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4587 (mips16_build_call_stub): Replace the FN parameter with an
4588 FN_PTR parameter. Force the address into a register if it
4589 isn't a call_insn_operand; don't rely on the caller to do this.
4590 If a call to a locally-defined and locally-binding MIPS16
4591 function must be made indirectly, redirect the call to the
4592 function's local alias. Use mips16_stub_function_p,
4593 mips16_stub_function, mips_expand_call and use_reg.
4594 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4595 Use explicit %hi and %lo accesses where possible.
4596 Use MIPS_CALL to generate the correct code form of a
4597 jal instruction. Add clobbers of $18 instead of uses.
4598 Update the call to mips_emit_call_insn.
4599 (mips_expand_call): Replace the SIBCALL_P argument with a
4600 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4601 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4602 allowing it to modify the call address. Update the calls to
4603 mips_load_call_address and mips_emit_call_insn.
4604 (mips_split_call): New function.
4605 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4606 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4607 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4608 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4609 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4611 (mips_cprestore_slot): New function.
4612 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4613 and use mips_cprestore_slot.
4614 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4616 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4617 then use a copygp_mips16 instruction to set up $28.
4618 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4619 (mips16_lay_out_constants): Call split_all_insns_noflow.
4620 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4621 false if TARGET_MIPS16.
4622 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4623 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4624 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4625 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4626 MIPS16 code. Allow MIPS16 o32 PIC.
4627 (mips_override_options): Allow MIPS16 o32 PIC.
4628 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4629 after reload if TARGET_USE_GOT.
4630 (UNSPEC_COPYGP): New constant.
4631 (length): Use a default length of 8 for MIPS16 GOT loads.
4632 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4633 (*got_page<mode>): Check mips_split_hi_p.
4634 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4635 (unspec_got<mode>, unspec_call<mode>): New expanders.
4636 (load_got<mode>, load_call<mode>): Remove the length attributes.
4637 Use a got attribute instead of a type attribute.
4638 (copygp_mips16): New insn.
4639 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4640 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4641 (sibcall, sibcall_value, call, call_value): Update the calls
4642 to mips_expand_call.
4643 (call_internal, call_value_internal): Use mips_split_call.
4644 (call_value_multiple_internal): Likewise.
4645 (call_split): Move after call_internal (the insn it is split from).
4646 (call_internal_direct, call_value_internal_direct): Turn into
4647 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4648 (call_direct_split, call_value_direct_split): New patterns.
4649 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4650 and use M16_REGS instead of M16_NA_REGS.
4651 * config/mips/predicates.md (const_call_insn_operand): Replace
4652 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4653 mips_use_pic_fn_addr_reg_p check.
4654 (move_operand): Reject HIGHs if mips_split_hi_p.
4655 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4656 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4657 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4658 * config/mips/libgcc-mips16.ver: New file.
4659 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4660 $(srcdir)/config/mips/libgcc-mips16.ver.
4662 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4664 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4665 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4666 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4667 (mips16_cfun_returns_in_fpr_p): Likewise.
4669 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4671 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4672 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4673 rather than 4 to PC.
4675 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4677 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4678 (FUNCTION_PROFILER): Save the static chain pointer into $2
4679 beforehand and restore it aftewards.
4680 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4681 address directly into $25 and call the function through $25;
4682 do not clobber $3. Pad the DImode version to cover the space
4683 left by the deleted $25 <- $3 move.
4684 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4685 the removal of the $25 <- $3 move.
4686 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4687 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4689 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4690 Daniel Jacobowitz <dan@codesourcery.com>
4692 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4693 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4694 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4695 * config/mips/mips.c (mips_start_function_definition): New function.
4696 (mips_end_function_definition): Likewise.
4697 (mips_output_function_prologue): Use mips_start_function_definition.
4698 (mips_output_function_epilogue): Use mips_end_function_definition.
4699 (build_mips16_function_stub): Use mips_start_function_definition
4700 and mips_end_function_definition.
4701 (build_mips16_call_stub): Likewise.
4703 2008-08-09 Richard Guenther <rguenther@suse.de>
4705 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4706 * gimple.h (gimple_call_fn): Adjust comment.
4707 (gimple_call_set_fndecl): New function.
4708 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4709 longer having bare FUNCTION_DECL operand.
4710 (gimple_call_return_type): Likewise.
4711 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4713 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4714 (gimple_mod_pow2): Likewise.
4715 (gimple_mod_subtract): Likewise.
4716 (gimple_ic): Likewise.
4717 (gimple_stringop_fixed_value): Likewise.
4718 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4719 longer having bare FUNCTION_DECL operand.
4720 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4721 * omp-low.c (optimize_omp_library_calls): Likewise.
4722 * cgraphunit.c (update_call_expr): Likewise.
4723 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4724 (execute_convert_to_rsqrt): Likewise.
4725 * cfgexpand.c (gimple_to_tree): Simplify.
4726 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4727 bare FUNCTION_DECL operand.
4728 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4729 (convert_gimple_call): Use gimple_call_fndecl.
4730 * c-common.c (c_warn_unused_result): Likewise.
4732 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4735 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4736 (c_finish_return): Likewise.
4737 (c_start_case): Likewise.
4738 * c-common.c (warn_for_collisions_1): Use explicit location in
4740 * c-parser.c (c_parser_condition): New. Call
4741 verify_sequence_points.
4742 (c_parser_paren_condition): Call c_parser_condition.
4743 (c_parser_for_statement): Call c_parser_condition.
4745 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4748 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4749 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4750 Moved from diagnostic.h
4751 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4753 (emit_diagnostic): New.
4754 (warning0, pedwarn0): Delete.
4755 (warning, warning_at, pedwarn, permerror): Return bool.
4756 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4757 Moved to diagnostic.c.
4758 (struct diagnostic_context): Use correct type for
4759 classify_diagnostic.
4760 (diagnostic_report_diagnostic): Update declaration.
4761 (emit_diagnostic): Declare.
4762 * errors.c (warning): Return bool.
4763 * errors.h (warning): Update declaration.
4764 * toplev.h (warning0, pedwarn0): Delete.
4765 (warning, warning_at, pedwarn, permerror): Return bool.
4766 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4767 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4768 inform. Update all calls.
4769 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4770 before giving informative note.
4771 (implicit_decl_warning): Likewise.
4772 * c-typeck.c (build_function_call): Likewise.
4773 * tree-sssa.c (warn_uninit): Likewise.
4774 * builtins.c (gimplify_va_arg_expr): Likewise.
4776 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4779 * doc/invoke.texi (-Wextra): Move warning from here...
4780 (-Wuninitialized): ... to here.
4782 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4785 * flags.h (set_Wunused): Delete
4786 * toplev.c (process_options): Handle Wunused flags here.
4787 * opts.c (maybe_warn_unused_parameter): Delete.
4788 (common_handle_option): Replace set_Wunused by warn_unused.
4789 (set_Wextra): Do not handle Wunused-parameter here.
4790 (set_Wunused): Delete.
4791 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4793 * common.opt (Wunused): Add Var and Init.
4794 (Wunused-function): Likewise.
4795 (Wunused-label): Likewise.
4796 (Wunused-parameter): Likewise.
4797 (Wunused-value): Likewise.
4798 (Wunused-variable): Likewise.
4800 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4802 * doc/invoke.texi: Add cpu_type power7.
4803 * config.in (HAVE_AS_VSX): New.
4804 * config.gcc: Add cpu_type power7.
4805 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4807 * configure: Regenerate.
4808 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4810 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4811 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4812 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4814 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4816 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4817 type to vectorize.builtin_conversion.
4818 (vectorizable_conversion): Likewise.
4819 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4820 integral type as input.
4821 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4823 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4824 and ALTIVEC_BUILTIN_VCTSXS.
4825 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4828 2008-08-08 Richard Guenther <rguenther@suse.de>
4830 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4831 (surely_varying_stmt_p): Calls are varying only if they are
4832 non-builtin and not indirect or have no result.
4833 (ccp_fold): Re-instantiate code before the tuples merge.
4835 2008-08-08 Richard Guenther <rguenther@suse.de>
4837 PR tree-optimization/37056
4838 * gimple.h (gimple_assign_rhs_class): New helper function.
4839 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4840 unary operations properly.
4842 2008-08-07 Jan Hubicka <jh@suse.cz>
4844 * i386.h (ix86_size_cost): Declare.
4845 (ix86_cur_cost): New function macro.
4846 * i386.md (peepholes expanding size and splitters): Predicate by
4847 optimize_insn_for_speed_p.
4848 (peepholes reduce size and splitters): Predicate by
4849 optimize_insn_for_size_p.
4850 * i386.c (ix86_size_cost): Rename from ...
4851 (size_cost): This one.
4852 (override_options): Update.
4853 (decide_alg): Likewise.
4854 (ix86_expand_clear): Use RTL profile.
4855 (ix86_pad_returns): Use RTL profile.
4857 2008-08-07 Jan Hubicka <jh@suse.cz>
4859 * recog.c (split_all_insns): Set RTL profile
4860 (peephole2_optimize): Likewise.
4861 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4862 * combine.c (combine_instructions): Likewise.
4864 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4866 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4868 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4870 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4871 value in a6 after the set_frame_ptr insn.
4873 2008-08-07 Richard Henderson <rth@redhat.com>
4876 * gcc.c (cpp_options): Pass along -g*.
4878 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4880 * config/arm/arm.c (output_move_neon): Update comment describing
4881 big-endian vector layout.
4882 (arm_assemble_integer): Do not handle big-endian NEON vectors
4884 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4885 neon_vget_lane<mode>_sext_internal,
4886 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4887 element indices for big-endian.
4889 2008-08-07 Richard Henderson <rth@redhat.com>
4891 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4892 * configure, config.in: Rebuild.
4893 * debug.h (dwarf2out_do_cfi_asm): Declare.
4894 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4895 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4896 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4897 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4899 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4901 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4902 movv2si_internal): Combine into mov<mode>_internal.
4903 (movv2si_internal_2): Remove.
4905 2008-08-07 Jan Hubicka <jh@suse.cz>
4908 * i386.md (single stringop patterns): Enable unconditionally.
4910 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4913 * config/i386/emmintrin.h (_mm_move_epi64): Use
4914 __builtin_ia32_movq128.
4916 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4917 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4919 * config/i386/sse.md (sse2_movq128): New.
4921 * doc/extend.texi: Document __builtin_ia32_movq128.
4923 2008-08-07 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4927 pointers can access anything.
4929 2008-08-06 Jan Hubicka <jh@suse.cz>
4931 * optabs.c (emit_unop_insn): Break out to ...
4932 (maybe_emit_unop_insn): ... this one.
4933 (expand_sfix_optab): Use maybe variant.
4934 * optabs.h (maybe_emit_unop_insn): Declare.
4936 * i386.md (mov0 patterns): Enable by default.
4937 (FP conversion expanders): Disable expansion of code expanding
4938 sequences when instruction should be optimized for size.
4939 (single strinop patterns): Enable when optimizing for size.
4940 (string expanders): Disable expanding of code expanding sequences
4941 when optimizning instruction for size.
4942 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4944 (ix86_fp_comparison_sahf_cost): Likewise.
4945 (ix86_expand_branch): Likewise.
4946 (ix86_expand_ashl_const): Likewise.
4947 (ix86_split_ashl): Likewise.
4948 (ix86_expand_strlen): Likewise.
4949 (ix86_emit_fp_unordered_jump): Likewie.
4951 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4953 * c-common.c: Fix typo.
4954 (c_common_reswords): Activate more C++ keyword warnings.
4956 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4958 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4961 * diagnostic.c (permerror_at): New.
4962 * toplev.h (permerror_at): Declare.
4964 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4965 Ira Rosen <irar@il.ibm.com>
4967 * tree-vect-transform.c (vect_model_simple_cost): Return
4968 immediately if stmt is pure SLP.
4969 (vect_model_store_cost): Ditto.
4970 (vect_model_load_cost): Ditto.
4971 (vectorizable_store): Remove PURE_SLP check before call
4972 to vect_model_store_cost.
4973 (vect_model_store_cost): When checking whether stmt describe
4974 strided access, add a check that it is not slp_node.
4976 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4979 * c-common.c (warn_for_sign_compare): New. Handle separately the
4980 case that 'constant' is zero.
4981 * c-typeck.c (build_binary_op): Move code to c-common.c
4983 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4985 * config/alpha/alpha.c (alpha_preferred_reload_class,
4986 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4987 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4988 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4989 * config/arm/arm.md: Likewise.
4990 * config/avr/avr-protos.h (preferred_reload_class,
4991 test_hard_reg_class, avr_simplify_comparison_p,
4992 out_shift_with_cnt, class_max_nregs): Likewise.
4993 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4994 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4995 preferred_reload_class, test_hard_reg_class): Likewise.
4996 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4997 bfin_memory_move_cost, bfin_secondary_reload,
4998 bfin_output_mi_thunk): Likewise.
4999 * config/crx/crx.c (crx_secondary_reload_class,
5000 crx_memory_move_cost): Likewise.
5001 * config/frv/frv-protos.h (frv_secondary_reload_class,
5002 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5003 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5004 frv_secondary_reload_class, frv_class_likely_spilled_p,
5005 frv_class_max_nregs): Likewise.
5006 * config/h8300/h8300.c (h8300_classify_operand,
5007 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5009 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5010 * config/ia64/ia64.c (ia64_preferred_reload_class,
5011 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5012 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5013 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5015 * config/m68hc11/m68hc11.c (preferred_reload_class,
5016 m68hc11_memory_move_cost): Likewise.
5017 * config/mcore/mcore.c (mcore_secondary_reload_class,
5018 mcore_reload_class): Likewise.
5019 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5020 mips_class_max_nregs, mips_cannot_change_mode_class,
5021 mips_preferred_reload_class, mips_secondary_reload_class,
5022 mips_output_mi_thunk): Likewise.
5023 * config/mmix/mmix.c (mmix_preferred_reload_class,
5024 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5026 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5028 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5029 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5030 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5031 * config/rs6000/rs6000.c (paired_expand_vector_init,
5032 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5033 compare_section_name, rs6000_memory_move_cost): Likewise.
5034 * config/s390/s390.c (s390_emit_compare_and_swap,
5035 s390_preferred_reload_class, s390_secondary_reload,
5036 legitimize_pic_address, legitimize_tls_address,
5037 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5038 s390_class_max_nregs): Likewise.
5039 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5040 * config/s390/s390.md: Likewise.
5041 * config/score/score-protos.h (score_secondary_reload_class,
5042 score_preferred_reload_class): Likewise.
5043 * config/score/score.c (score_preferred_reload_class,
5044 score_secondary_reload_class): Likewise.
5045 * config/score/score3.c (score3_output_mi_thunk,
5046 score3_preferred_reload_class, score3_secondary_reload_class,
5047 score3_hard_regno_mode_ok): Likewise.
5048 * config/score/score3.h (score3_preferred_reload_class,
5049 score3_secondary_reload_class): Likewise.
5050 * config/score/score7.c (score7_output_mi_thunk,
5051 score7_preferred_reload_class, score7_secondary_reload_class,
5052 score7_hard_regno_mode_ok): Likewise.
5053 * config/score/score7.h (score7_preferred_reload_class,
5054 score7_secondary_reload_class): Likewise.
5055 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5056 output_branchy_insn, add_constant, gen_block_redirect,
5057 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5058 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5060 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5061 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5062 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5063 xstormy16_preferred_reload_class): Likewise.
5064 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5065 xtensa_expand_atomic, override_options,
5066 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5068 * reorg.c (try_merge_delay_insns): Likewise.
5069 * tree.c (merge_dllimport_decl_attributes): Likewise.
5071 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5073 2008-08-06 Michael Matz <matz@suse.de>
5075 * Makefile.in (write_entries_to_file): Quote words.
5076 * gengtype.c: (read_input_line): Skip over leading white-space.
5078 2008-08-06 Marc Gauthier <marc@tensilica.com>
5080 * config.gcc: Match more processor names for Xtensa.
5081 * configure.ac: Likewise.
5082 * doc/install.texi (Specific): Likewise.
5083 * configure: Regenerate.
5085 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5087 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5088 * calls.c (avoid_likely_spilled_reg): Likewise.
5089 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5090 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5091 * config/i386/i386.c (ix86_expand_special_args_builtin,
5092 ix86_secondary_reload): Likewise.
5093 * except.c (struct eh_region, gen_eh_region_catch,
5094 remove_unreachable_regions, duplicate_eh_regions,
5095 assign_filter_values, build_post_landing_pads,
5096 sjlj_find_directly_reachable_regions, remove_eh_handler,
5097 reachable_next_level, foreach_reachable_handler,
5098 can_throw_internal_1, can_throw_external_1,
5099 collect_one_action_chain): Likewise.
5100 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5101 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5102 * function.c (update_temp_slot_address, instantiate_new_reg,
5103 instantiate_virtual_regs_in_rtx,
5104 instantiate_virtual_regs_in_insn): Likewise.
5105 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5106 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5107 gimplify_cleanup_point_expr): Likewise.
5108 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5109 * passes.c (next_pass_1): Likewise.
5110 * print-tree.c (print_node_brief, print_node): Likewise.
5111 * profile.c (branch_prob): Likewise.
5112 * tree-dump.c (dump_register): Likewise.
5113 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5115 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5116 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5117 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5118 copy_arguments_for_versioning, copy_static_chain): Likewise.
5119 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5120 add_new_name_mapping, register_new_name_mapping): Likewise.
5121 * tree-mudflap.c (mf_xform_derefs): Likewise.
5122 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5123 get_init_expr, combine_chains): Likewise.
5124 * tree-pretty-print.c (dump_generic_node): Likewise.
5125 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5126 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5127 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5128 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5130 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5133 * calls.c (expand_call): Use the biggest preferred stack
5136 2008-08-06 Michael Matz <matz@suse.de>
5139 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5140 for reused reload, instead of overwriting them.
5142 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5145 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5146 for incoming stack boundary.
5148 * function.c (assign_parm_find_entry_rtl): Update
5149 parm_stack_boundary.
5151 * function.h (rtl_data): Add parm_stack_boundary.
5153 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5154 parm_stack_boundary for incoming stack boundary.
5156 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5158 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5159 for unrepresentable subregs or treat them as equal to other regs
5160 or subregs with the same register number.
5162 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5165 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5168 2008-08-06 Jan Hubicka <jh@suse.cz>
5170 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5171 frequencies might be hot.
5173 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5175 * reload.c (find_reloads): Force constants into literal pool
5176 also if they are wrapped in a SUBREG.
5178 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5181 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5182 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5183 Don't allow predicated instructions for data speculation.
5184 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5187 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5189 * haifa-sched.c (extend_global): Split to extend_global_data and
5190 extend_region_data. Update all uses.
5191 (extend_all): Rename to extend_block_data.
5193 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5195 * sched-rgn.c (new_ready): Check if instruction can be
5196 speculatively scheduled before attempting speculation.
5197 (debug_rgn_dependencies): Remove wrongful assert.
5199 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5201 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5203 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5205 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5206 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5207 va_size, and type_size.
5209 2008-08-04 Jason Merrill <jason@redhat.com>
5212 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5213 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5215 2008-08-05 Richard Henderson <rth@redhat.com>
5217 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5218 * configure: Rebuild.
5220 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5223 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5224 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5227 2008-08-05 Richard Henderson <rth@redhat.com>
5229 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5230 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5231 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5232 * common.opt (fdwarf2-cfi-asm): New.
5233 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5234 * config.in, configure: Rebuild.
5235 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5236 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5237 (dw2_force_const_mem): Externalize.
5238 * dwarf2asm.h: Update.
5239 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5240 generate a real label.
5241 (output_cfi_directive): New.
5242 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5243 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5244 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5246 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5247 (output_loc_operands_raw, output_loc_sequence_raw): New.
5248 (output_cfa_loc_raw): New.
5250 2008-08-05 Paul Brook <paul@codesourcery.com>
5252 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5253 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5254 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5255 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5256 * config/arm/arm.h (TARGET_VFPD32): Define.
5257 (TARGET_VFP3): Use TARGET_VFPD32.
5258 (fputype): Add FPUTYPE_VFP3D16.
5259 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5260 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5261 * config/arm/arm-cores.def: Add cortex-r4f.
5262 * config/arm/arm-tune.md: Regenerate.
5264 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5266 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5267 Reword some comments throughout the file.
5269 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5270 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5271 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5272 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5274 (MFC_START_ENABLE): Remove PPU-only define.
5275 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5276 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5278 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5279 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5280 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5281 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5282 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5283 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5284 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5286 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5287 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5288 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5289 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5291 (spu_read_machine_status): Fix typo.
5293 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5295 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5296 SUBREG of multi-word hard register.
5297 * config/spu/spu.c (valid_subreg): Likewise.
5298 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5300 2008-08-04 Richard Guenther <rguenther@suse.de>
5302 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5303 the candidate with the stripped base if that base is different
5304 from the original base even for offset zero.
5306 2008-08-04 Richard Guenther <rguenther@suse.de>
5309 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5310 check for no_overflow.
5312 2008-08-04 Richard Guenther <rguenther@suse.de>
5314 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5316 2008-08-04 Paul Brook <paul@codesourcery.com>
5318 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5319 (arm_order_regs_for_local_alloc): New function.
5320 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5322 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5324 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5327 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5328 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5329 (ix86_expand_epilogue): Likewise.
5331 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5333 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5336 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5338 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5339 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5340 (*movv2sf_internal_rex64): Ditto.
5342 2008-08-03 Jan Hubicka <jh@suse.cz>
5344 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5345 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5346 * expmed.c (expand_smod_pow2): Likewise.
5348 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5351 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5352 alternative 0 of operand 1.
5353 (*vec_concatv2di_rex64_sse): Ditto.
5354 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5356 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5357 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5358 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5359 (*movv2sf_internal_rex64): Ditto.
5361 2008-08-02 Richard Guenther <rguenther@suse.de>
5364 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5365 (ssedoublesizemode): New mode attribute.
5366 (sse_shufps): Call gen_sse_shufps_v4sf.
5367 (sse_shufps_1): Macroize.
5368 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5369 (sse2_shufpd_1): Macroize.
5370 (vec_extract_odd, vec_extract_even): New expanders.
5371 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5372 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5373 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5374 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5375 (ix86_expand_vector_set): Likewise.
5376 (ix86_expand_reduc_v4sf): Likewise.
5378 2008-08-01 Doug Kwan <dougkwan@google.com>
5380 * matrix-reorg.c: Re-enable all code.
5381 (struct malloc_call_data): Change CALL_STMT to gimple type.
5382 (collect_data_for_malloc_call): Tuplify.
5383 (struct access_site_info): Change STMT to gimple type.
5384 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5385 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5386 (struct free_info): Change STMT to gimple type.
5387 (struct matrix_access_phi_node): Change PHI to gimple type.
5388 (get_inner_of_cast_expr): Remove.
5389 (may_flatten_matrices_1): Tuplify.
5390 (may_flatten_matrices): Ditto.
5391 (mark_min_matrix_escape_level): Ditto.
5392 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5393 (ssa_accessed_in_call_rhs): New
5394 (ssa_accessed_in_assign_rhs): New
5395 (record_access_alloc_site_info): Tuplify.
5396 (add_allocation_site): Ditto.
5397 (analyze_matrix_allocation_site): Ditto.
5398 (analyze_transpose): Ditto.
5399 (get_index_from_offset): Ditto.
5400 (update_type_size): Ditto.
5401 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5402 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5403 (analyze_accesses_for_phi_node): Tuplify.
5404 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5405 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5406 (analyze_matrix_accesses): Tuplify.
5407 (check_var_data): New call-back type for check_var_notmodified_p.
5408 (check_var_notmodified_p): Tuplify and use call-back struct to
5409 return statement found.
5410 (can_calculate_expr_before_stmt): Factor out statement related code
5412 (can_calculate_stmt_before_stmt): New.
5413 (check_allocation_function): Tuplify.
5414 (find_sites_in_func): Ditto.
5415 (record_all_accesses_in_func): Ditto.
5416 (transform_access_sites): Ditto.
5417 (transform_allocation_sites): Ditto.
5418 (matrix_reorg): Re-enable.
5419 (gate_matrix_reorg): Re-enable.
5421 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5423 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5424 for labels for which it hasn't been set yet. If it has been set,
5425 stop walking insns and continue with next worklist item.
5426 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5427 if the only BARRIER is at the very end of a function.
5429 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5431 * cfgexpand.c (expand_stack_alignment): Assert that
5432 stack_realign_drap and drap_rtx must match.
5434 * function.c (instantiate_new_reg): If DRAP is used to realign
5435 stack, replace virtual_incoming_args_rtx with internal arg
5438 2008-08-01 Richard Guenther <rguenther@suse.de>
5440 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5441 loop information only if we initialized it.
5442 (execute_pre): Call fini_pre with in_fre.
5443 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5444 if we do not unroll because we hit max-completely-peeled-insns.
5445 Use our estimation for consistency, do allow shrinking.
5447 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5449 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5450 with MIN_STACK_BOUNDARY.
5451 (ix86_update_stack_boundary): Likewise.
5452 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5455 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5456 (MIN_STACK_BOUNDARY): This.
5458 2008-08-01 Richard Guenther <rguenther@suse.de>
5461 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5463 2008-08-01 Richard Guenther <rguenther@suse.de>
5465 PR tree-optimization/36988
5466 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5467 do not matter if that doesn't change volatile qualification.
5469 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5471 * configure.ac: Do not generate libada-mk. Do not subst
5473 * libada-mk.in: Remove.
5474 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5475 * configure: Regenerate.
5477 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5479 * tree-pass.h: Added comment about not dumping passes with name
5480 starting with star in struct opt_pass.
5481 * passes.c (register_dump_files_1): Don't do dump for a pass with
5482 name starting with star.
5483 * doc/passes.texi (Pass manager): Mention pass names and special
5484 meaning of star prefix to avoid dump.
5486 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5488 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5490 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5491 (ISA_MIPS64R2): New macro.
5492 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5493 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5494 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5495 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5496 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5497 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5498 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5499 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5500 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5501 Move up to keep list alphabetically sorted.
5502 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5503 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5505 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5506 (-march=@var{arch}): Add mips64r2.
5508 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5510 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5512 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5514 * expr.c (expand_assignment): Check for complete type.
5516 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5519 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5521 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5522 for stack alignment.
5524 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5526 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5528 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5529 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5531 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5533 PR rtl-optimization/36419
5534 * dwarf2out.c (barrier_args_size): New variable.
5535 (compute_barrier_args_size, compute_barrier_args_size_1): New
5537 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5538 if not called yet in the current function, use barrier_args_size
5539 array to find the new args_size value.
5540 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5542 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5545 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5548 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5551 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5552 (dwarf2out_stack_adjust): Use it.
5553 (dwarf2out_frame_debug_expr): Likewise.
5555 2008-07-31 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/36978
5558 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5559 the generated condition.
5561 2008-07-31 Richard Guenther <rguenther@suse.de>
5563 * passes.c (init_optimization_passes): Always call
5564 pass_early_warn_uninitialized.
5565 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5566 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5567 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5569 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5572 * builtins.c (maybe_emit_free_warning): New function.
5573 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5574 maybe_emit_free_warning for BUILT_IN_FREE.
5577 * dwarf2out.c (get_context_die): New function.
5578 (force_decl_die, force_type_die): Use it.
5579 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5580 returns NULL, force generation of DW_TAG_typedef and put that into
5583 PR preprocessor/36649
5584 * c-pch.c (c_common_read_pch): Save and restore
5585 line_table->trace_includes across PCH restore.
5587 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5590 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5592 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5595 * final.c (call_from_call_insn): Handle COND_EXEC.
5597 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5599 * builtins.c (std_gimplify_va_arg_expr): Replace
5600 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5601 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5603 2008-07-30 Joey Ye <joey.ye@intel.com>
5604 H.J. Lu <hongjiu.lu@intel.com>
5606 * builtins.c (expand_builtin_setjmp_receiver): Replace
5607 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5608 (expand_builtin_apply_args_1): Likewise.
5609 (expand_builtin_longjmp): Need DRAP for stack alignment.
5610 (expand_builtin_apply): Likewise.
5612 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5613 instead of assign_stack_local to allow alignment reduction.
5615 * calls.c (emit_call_1): Need DRAP for stack alignment if
5617 (expand_call): Replace virtual_incoming_args_rtx with
5618 crtl->args.internal_arg_pointer.
5619 * stmt.c (expand_nl_goto_receiver): Likewise.
5621 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5622 alignment and store to stack_alignment_estimated and
5623 max_used_stack_slot_alignment.
5624 (expand_one_var): Likewise.
5625 (expand_stack_alignment): New function.
5626 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5627 and stack_alignment_estimated fields in rtl_data. Call
5628 expand_stack_alignment at end.
5630 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5631 (MAX_STACK_ALIGNMENT): Likewise.
5632 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5633 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5635 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5636 stack alignment when generating virtual registers.
5638 * function.c (assign_stack_local): Renamed to ...
5639 (assign_stack_local_1): This. Add a parameter to indicate
5640 if it is OK to reduce alignment.
5641 (assign_stack_local): Use it.
5642 (instantiate_new_reg): Instantiate virtual incoming args rtx
5643 to vDRAP if stack realignment and DRAP is needed.
5644 (assign_parms): Collect parameter/return type alignment and
5645 contribute to stack_alignment_estimated.
5646 (locate_and_pad_parm): Likewise.
5647 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5648 with crtl->args.internal_arg_pointer.
5650 * function.h (rtl_data): Add new field drap_reg,
5651 max_used_stack_slot_alignment, stack_alignment_estimated,
5652 stack_realign_needed, need_drap, stack_realign_processed and
5653 stack_realign_finalized.
5654 (stack_realign_fp): New macro.
5655 (stack_realign_drap): Likewise.
5657 * global.c (compute_regsets): Frame pointer is needed when
5658 stack is realigned. Can eliminate frame pointer when stack is
5659 realigned and dynamic realigned argument pointer isn't used.
5661 * reload1.c (update_eliminables): Frame pointer is needed
5662 when stack is realigned.
5663 (init_elim_table): Can eliminate frame pointer when stack is
5664 realigned and dynamic realigned argument pointer isn't used.
5666 * rtl.h (assign_stack_local_1): Declare new funtion.
5668 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5669 (TARGET_GET_DRAP_RTX): Likewise.
5670 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5671 TARGET_GET_DRAP_RTX.
5673 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5675 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5676 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5678 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5679 H.J. Lu <hongjiu.lu@intel.com>
5681 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5682 vdrap_reg, stack_realign and drap_reg_saved.
5683 (add_cfi): Don't allow redefining CFA when DRAP is used.
5684 (reg_save): Handle stack alignment.
5685 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5686 alignment. Don't generate DWARF information for (set fp sp)
5688 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5690 (int_loc_descriptor): Move prototype forward. Also define if
5691 DWARF2_UNWIND_INFO is true.
5692 (output_cfa_loc): Handle DW_CFA_expression.
5693 (build_cfa_aligned_loc): New.
5694 (based_loc_descr): Update assert for stack realign. For local
5695 variables, use sp+offset when stack is aligned without drap and
5696 fp+offset when stack is aligned with drap. For arguments, use
5697 cfa+offset when drap is used to align stack.
5699 2008-07-30 Joey Ye <joey.ye@intel.com>
5700 H.J. Lu <hongjiu.lu@intel.com>
5702 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5704 (ix86_gen_andsp): New.
5705 (ix86_user_incoming_stack_boundary): Likewise.
5706 (ix86_default_incoming_stack_boundary): Likewise.
5707 (ix86_incoming_stack_boundary): Likewise.
5708 (ix86_can_eliminate): Likewise.
5709 (find_drap_reg): Likewise.
5710 (ix86_update_stack_boundary): Likewise.
5711 (ix86_get_drap_rtx): Likewise.
5712 (ix86_finalize_stack_realign_flags): Likewise.
5713 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5714 (TARGET_GET_DRAP_RTX): Likewise.
5715 (override_options): Overide option value for new options.
5716 (ix86_function_ok_for_sibcall): Remove check for
5717 force_align_arg_pointer.
5718 (ix86_handle_cconv_attribute): Likewise.
5719 (ix86_function_regparm): Likewise.
5720 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5721 (ix86_va_start): Replace virtual_incoming_args_rtx with
5722 crtl->args.internal_arg_pointer.
5723 (ix86_select_alt_pic_regnum): Check DRAP register.
5724 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5725 (ix86_compute_frame_layout): Compute frame layout wrt stack
5727 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5728 (ix86_expand_prologue): Decide if stack realignment is needed
5729 and generate prologue code accordingly.
5730 (ix86_expand_epilogue): Generate epilogue code wrt stack
5731 realignment is really needed or not.
5733 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5734 (ABI_STACK_BOUNDARY): Likewise.
5735 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5736 (STACK_REALIGN_DEFAULT): Likewise.
5737 (INCOMING_STACK_BOUNDARY): Likewise.
5738 (MAX_STACK_ALIGNMENT): Likewise.
5739 (ix86_incoming_stack_boundary): Likewise.
5740 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5741 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5742 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5743 (machine_function): Remove force_align_arg_pointer.
5745 * config/i386/i386.md (BX_REG): New.
5746 (R13_REG): Likewise.
5748 * config/i386/i386.opt (mforce_drap): New.
5749 (mincoming-stack-boundary): Likewise.
5750 (mstackrealign): Add Init(-1).
5752 * config/i386/i386-protos.h (ix86_can_eliminate): New
5754 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5756 * doc/extend.texi: Update force_align_arg_pointer.
5758 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5761 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5762 (INCOMING_STACK_BOUNDARY): Likewise.
5763 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5764 (TARGET_GET_DRAP_RTX): Likewise.
5766 2008-07-30 Andreas Schwab <schwab@suse.de>
5768 PR rtl-optimization/36929
5769 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5770 add_insn_before and fix argument order.
5771 (replace_inc_dec_mem): Handle NULL rtx.
5773 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5775 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5777 (arm_compute_initial_elimination_offset): Use it.
5778 (arm_compute_save_reg_mask): Include static chain save slot when
5779 calculating alignment.
5780 (arm_get_frame_offsets): Ditto.
5781 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5782 that we can use to decrement the stack when the stack decrement
5783 could be too big for an immediate value in a single insn.
5784 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5786 2008-07-30 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/36967
5789 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5790 Release defs of statements we remove.
5792 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5794 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5795 instead of NULL_RTVEC.
5797 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5801 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5804 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5806 * final.c (call_from_call_insn): New.
5807 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5809 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5811 * configure.ac: Substitute ADA_CFLAGS.
5812 * configure: Regenerate.
5813 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5814 * Makefile.in: Remove mention of X_* variables.
5815 * config/pa/x-ada-hpux10: Remove.
5816 * config/pa/x-ada: Remove.
5818 * doc/fragments.texi: Update.
5820 2008-07-30 Olivier Hainque <hainque@adacore.com>
5822 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5823 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5824 __dso_handle explicitly here.
5826 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5829 * c-typeck.c (build_binary_op): Encapsulate code into...
5830 * c-common.c (shorten_binary_op): ...this new function.
5831 (conversion_warning): Use the new function. Handle non-negative
5832 constant in bitwise-and.
5833 * c-common.h (shorten_binary_op): Declare.
5835 2008-07-30 Olivier Hainque <hainque@adacore.com>
5837 * scan.c (make_sstring_space): Add explicit conversions of
5838 allocator's return value.
5839 * fix-header.c (recognized_function): Likewise.
5841 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5843 * doc/cpp.texi: Update to GFDL 1.2.
5844 * doc/gcc.texi: Do not list GPL as Invariant Section.
5845 * doc/gccint.texi: Likewise. Update copyright years.
5846 * doc/install.texi: Update copyright years.
5848 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5851 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5852 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5854 2008-07-29 Jan Hubicka <jh@suse.cz>
5856 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5857 (grokdeclarator): Likewise.
5858 * langhooks.c (lhd_warn_unused_global_decl): Use
5859 DECL_DECLARED_INLINE_P.
5860 * print-tree.c (print_node): Remove DECL_INLINE check.
5862 2008-07-29 Richard Guenther <rguenther@suse.de>
5864 PR tree-optimization/36945
5865 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5866 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5867 Record invariant addresses un-decomposed.
5868 (copy_reference_ops_from_call): Record reference call
5869 arguments properly. Simplify.
5870 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5871 helper split out from ...
5872 (create_component_ref_by_pieces): ... here. Simplify.
5873 Prepare for recursive invocation for call arguments.
5874 (create_expression_by_pieces): Adjust call to
5875 create_component_ref_by_pieces.
5876 (compute_avail): Process operand 2 of reference ops.
5878 2008-07-29 Richard Guenther <rguenther@suse.de>
5880 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5882 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5884 * c-format.c (check_format_types): Revert unwanted checkin.
5886 2008-07-29 Jan Hubicka <jh@suse.cz>
5888 * flags.h (flag_really_no_inline): Remove.
5889 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5890 * toplev.c (flag_really_no_inline): Remove.
5891 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5892 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5893 (cgraph_decide_inlining_incrementally): Likewise.
5894 (compute_inline_parameters): Likewise.
5895 * opts.c (decode_options): Simplify.
5896 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5897 * common.opt (finline): Initialize to 1.
5898 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5900 2008-07-29 Jan Hubicka <jh@suse.cz>
5902 * predict.c (always_optimize_for_size_p): New function.
5903 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5904 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5905 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5907 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5908 * function.c (prepare_function_start): Set default profile.
5909 * function.h (rtl_data): Add maybe_hot_insn_p.
5910 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5911 (construct_exit_block): Likewise.
5912 (tree_expand_cfg): Likewise.
5914 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5915 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5916 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5917 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5920 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5923 * c-decl.c (merge_decls): Merge USED flags.
5925 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5927 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5928 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5929 next_stack, lab_false and lab_over trees.
5931 2008-07-28 Richard Guenther <rguenther@suse.de>
5933 PR tree-optimization/36957
5934 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5935 (useless_type_conversion_p): Remove.
5936 (types_compatible_p): Remove.
5937 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5938 (useless_type_conversion_p): Declare.
5939 (types_compatible_p): Declare.
5940 (gimple_expr_type): Return the base type only if it is
5941 trivially convertible to the subtype.
5943 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5945 * configure.ac: Use the m4_do macro to concatenate the warnings into
5946 one string in ACX_PROG_CC_WARNING_OPTS,
5947 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5948 * configure: Regenerate.
5950 2008-07-28 Richard Guenther <rguenther@suse.de>
5952 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5953 (insert_fake_stores): Remove.
5954 (realify_fake_stores): Likewise.
5955 (execute_pre): Remove dead code.
5956 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5957 (find_func_aliases): Deal with it here instead.
5958 Re-enable gcc_unreachable call.
5960 2008-07-28 Richard Guenther <rguenther@suse.de>
5962 Merge from gimple-tuples-branch.
5964 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5965 * gimple.def: New file.
5966 * gsstruct.def: Likewise.
5967 * gimple-iterator.c: Likewise.
5968 * gimple-pretty-print.c: Likewise.
5969 * tree-gimple.c: Removed. Merged into ...
5970 * gimple.c: ... here. New file.
5971 * tree-gimple.h: Removed. Merged into ...
5972 * gimple.h: ... here. New file.
5974 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5975 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5976 --enable-checking=gimple flag.
5977 * config.in: Likewise.
5978 * configure: Regenerated.
5980 * tree-ssa-operands.h: Tuplified.
5981 * tree-vrp.c: Likewise.
5982 * tree-loop-linear.c: Likewise.
5983 * tree-into-ssa.c: Likewise.
5984 * tree-ssa-loop-im.c: Likewise.
5985 * tree-dump.c: Likewise.
5986 * tree-complex.c: Likewise.
5987 * cgraphbuild.c: Likewise.
5988 * tree-ssa-threadupdate.c: Likewise.
5989 * tree-ssa-loop-niter.c: Likewise.
5990 * tree-pretty-print.c: Likewise.
5991 * tracer.c: Likewise.
5992 * gengtype.c: Likewise.
5993 * tree-loop-distribution.c: Likewise.
5994 * tree-ssa-loop-unswitch.c: Likewise.
5995 * cgraph.c: Likewise.
5996 * cgraph.h: Likewise.
5997 * tree-ssa-loop-manip.c: Likewise.
5998 * value-prof.c: Likewise.
5999 * tree-ssa-loop-ch.c: Likewise.
6000 * tree-tailcall.c: Likewise.
6001 * value-prof.h: Likewise.
6004 * tree-pass.h: Likewise.
6005 * ipa-cp.c: Likewise.
6006 * tree-scalar-evolution.c: Likewise.
6007 * tree-scalar-evolution.h: Likewise.
6008 * target.h: Likewise.
6009 * lambda-mat.c: Likewise.
6010 * tree-phinodes.c: Likewise.
6011 * diagnostic.h: Likewise.
6012 * builtins.c: Likewise.
6013 * tree-ssa-alias-warnings.c: Likewise.
6014 * cfghooks.c: Likewise.
6015 * fold-const.c: Likewise.
6016 * cfghooks.h: Likewise.
6017 * omp-low.c: Likewise.
6018 * tree-ssa-dse.c: Likewise.
6019 * ipa-reference.c: Likewise.
6020 * tree-ssa-uncprop.c: Likewise.
6021 * toplev.c: Likewise.
6022 * tree-gimple.c: Likewise.
6023 * tree-gimple.h: Likewise.
6024 * tree-chrec.c: Likewise.
6025 * tree-chrec.h: Likewise.
6026 * tree-ssa-sccvn.c: Likewise.
6027 * tree-ssa-sccvn.h: Likewise.
6028 * cgraphunit.c: Likewise.
6029 * tree-ssa-copyrename.c: Likewise.
6030 * tree-ssa-ccp.c: Likewise.
6031 * tree-ssa-loop-ivopts.c: Likewise.
6032 * tree-nomudflap.c: Likewise.
6033 * tree-call-cdce.c: Likewise.
6034 * ipa-pure-const.c: Likewise.
6035 * c-format.c: Likewise.
6036 * tree-stdarg.c: Likewise.
6037 * tree-ssa-math-opts.c: Likewise.
6038 * tree-ssa-dom.c: Likewise.
6039 * tree-nrv.c: Likewise.
6040 * tree-ssa-propagate.c: Likewise.
6041 * ipa-utils.c: Likewise.
6042 * tree-ssa-propagate.h: Likewise.
6043 * tree-ssa-alias.c: Likewise.
6044 * gimple-low.c: Likewise.
6045 * tree-ssa-sink.c: Likewise.
6046 * ipa-inline.c: Likewise.
6047 * c-semantics.c: Likewise.
6048 * dwarf2out.c: Likewise.
6050 * tree-ssa-loop-ivcanon.c: Likewise.
6051 * predict.c: Likewise.
6052 * tree-ssa-loop.c: Likewise.
6053 * tree-parloops.c: Likewise.
6054 * tree-ssa-address.c: Likewise.
6055 * tree-ssa-ifcombine.c: Likewise.
6056 * matrix-reorg.c: Likewise.
6057 * c-decl.c: Likewise.
6058 * tree-eh.c: Likewise.
6059 * c-pretty-print.c: Likewise.
6060 * lambda-trans.c: Likewise.
6061 * function.c: Likewise.
6062 * langhooks.c: Likewise.
6063 * ebitmap.h: Likewise.
6064 * tree-vectorizer.c: Likewise.
6065 * function.h: Likewise.
6066 * langhooks.h: Likewise.
6067 * tree-vectorizer.h: Likewise.
6068 * ipa-type-escape.c: Likewise.
6069 * ipa-type-escape.h: Likewise.
6070 * domwalk.c: Likewise.
6071 * tree-if-conv.c: Likewise.
6072 * profile.c: Likewise.
6073 * domwalk.h: Likewise.
6074 * tree-data-ref.c: Likewise.
6075 * tree-data-ref.h: Likewise.
6076 * tree-flow-inline.h: Likewise.
6077 * tree-affine.c: Likewise.
6078 * tree-vect-analyze.c: Likewise.
6079 * c-typeck.c: Likewise.
6080 * gimplify.c: Likewise.
6081 * coretypes.h: Likewise.
6082 * tree-ssa-phiopt.c: Likewise.
6083 * calls.c: Likewise.
6084 * tree-ssa-coalesce.c: Likewise.
6085 * tree.def: Likewise.
6086 * tree-dfa.c: Likewise.
6087 * except.c: Likewise.
6088 * except.h: Likewise.
6089 * cfgexpand.c: Likewise.
6090 * tree-cfgcleanup.c: Likewise.
6091 * tree-ssa-pre.c: Likewise.
6092 * tree-ssa-live.c: Likewise.
6093 * tree-sra.c: Likewise.
6094 * tree-ssa-live.h: Likewise.
6095 * tree-predcom.c: Likewise.
6096 * lambda.h: Likewise.
6097 * tree-mudflap.c: Likewise.
6098 * ipa-prop.c: Likewise.
6099 * print-tree.c: Likewise.
6100 * tree-ssa-copy.c: Likewise.
6101 * ipa-prop.h: Likewise.
6102 * tree-ssa-forwprop.c: Likewise.
6103 * ggc-page.c: Likewise.
6104 * c-omp.c: Likewise.
6105 * tree-ssa-dce.c: Likewise.
6106 * tree-vect-patterns.c: Likewise.
6107 * tree-ssa-ter.c: Likewise.
6108 * tree-nested.c: Likewise.
6109 * tree-ssa.c: Likewise.
6110 * lambda-code.c: Likewise.
6111 * tree-ssa-loop-prefetch.c: Likewise.
6112 * tree-inline.c: Likewise.
6113 * tree-inline.h: Likewise.
6114 * tree-iterator.c: Likewise.
6115 * tree-optimize.c: Likewise.
6116 * tree-ssa-phiprop.c: Likewise.
6117 * tree-vect-transform.c: Likewise.
6118 * tree-object-size.c: Likewise.
6119 * tree-outof-ssa.c: Likewise.
6120 * cfgloop.c: Likewise.
6121 * system.h: Likewise.
6122 * tree-profile.c: Likewise.
6123 * cfgloop.h: Likewise.
6124 * c-gimplify.c: Likewise.
6125 * c-common.c: Likewise.
6126 * tree-vect-generic.c: Likewise.
6127 * tree-flow.h: Likewise.
6128 * c-common.h: Likewise.
6129 * basic-block.h: Likewise.
6130 * tree-ssa-structalias.c: Likewise.
6131 * tree-switch-conversion.c: Likewise.
6132 * tree-ssa-structalias.h: Likewise.
6133 * tree-cfg.c: Likewise.
6134 * passes.c: Likewise.
6135 * ipa-struct-reorg.c: Likewise.
6136 * ipa-struct-reorg.h: Likewise.
6137 * tree-ssa-reassoc.c: Likewise.
6138 * cfgrtl.c: Likewise.
6139 * varpool.c: Likewise.
6141 * tree-ssanames.c: Likewise.
6142 * tree-ssa-threadedge.c: Likewise.
6143 * langhooks-def.h: Likewise.
6144 * tree-ssa-operands.c: Likewise.
6145 * config/alpha/alpha.c: Likewise.
6146 * config/frv/frv.c: Likewise.
6147 * config/s390/s390.c: Likewise.
6148 * config/m32c/m32c.c: Likewise.
6149 * config/m32c/m32c-protos.h: Likewise.
6150 * config/spu/spu.c: Likewise.
6151 * config/sparc/sparc.c: Likewise.
6152 * config/i386/i386.c: Likewise.
6153 * config/sh/sh.c: Likewise.
6154 * config/xtensa/xtensa.c: Likewise.
6155 * config/stormy16/stormy16.c: Likewise.
6156 * config/ia64/ia64.c: Likewise.
6157 * config/rs6000/rs6000.c: Likewise.
6158 * config/pa/pa.c: Likewise.
6159 * config/mips/mips.c: Likewise.
6161 2008-07-28 Simon Baldwin <simonb@google.com>
6163 * c-pragma.c (handle_pragma_message): New function.
6164 (init_pragma): Register handle_pragma_message.
6165 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6168 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6170 PR tree-optimization/35252
6171 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6172 REALPART_EXPR to be considered as same load operation.
6174 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6176 PR tree-optimization/36830
6177 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6178 (expressions_equal_p): Return false if only one operand is null.
6180 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6182 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6183 version requirements.
6185 2008-07-26 Olivier Hainque <hainque@adacore.com>
6187 * collect2.c (symkind): New enum. Symbol kinds we care about.
6188 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6189 code and head comment accordingly.
6190 (scan_prog_file): Use symkind names instead of bare integers.
6192 2008-07-25 Jan Hubicka <jh@suse.cz>
6194 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6196 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6197 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6198 * dojump.c (clear_pending_stack_adjust): Likewise.
6199 * print-tree.c (print_node): Ignore DECL_INLINE.
6200 * tree-inline.c (inlinable_function_p): Likewise.
6202 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6204 * doc/extend.texi (hot attribute): Document that the hot attribute
6205 turns on -O3 for some ports.
6206 (cold attribute): Document that the cold attribute turns on -Os
6209 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6210 reflect function specific option support.
6212 * target.h (struct target_option_hooks): Add fields to say whether
6213 the cold attribute implies -Os and the hot attribute implies -O3.
6215 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6216 By default, do not turn on -Os for cold functions.
6217 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6218 not turn on -O3 for hot functions.
6220 * c-common.c (handle_hot_attribute): Use target hook to determine
6221 if hot functions should enable -O3.
6222 (handle_cold_attribute): Use target hook to determine if cold
6223 functions should enable -Os.
6225 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6226 (override_options): Move disable scheduling to
6227 optimization_options.
6228 (optimization_options): Disable scheduling here, not
6230 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6231 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6233 * config/ia64/ia64.c (ia64_override_options): Move setting
6234 scheduling flags to ia64_optimization_options.
6235 (ia64_optimization_options): Disable scheduling options here, and
6236 not in ia64_override_options.
6237 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6238 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6240 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6243 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6245 2008-07-25 Martin Jambor <mjambor@suse.cz>
6247 PR tree-optimization/36926
6248 * ipa-prop.c (ipa_analyze_call_uses): Call
6249 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6251 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6253 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6254 movv2si_internal): Add mem = reg alternative.
6256 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6259 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6260 DEFAULT_PCC_STRUCT_RETURN to 127.
6262 2008-07-24 Jan Hubicka <jh@suse.cz>
6264 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6265 (build_cgraph_edges): Likewise.
6266 * cgraph.c (cgraph_node): Do not update assembler hash.
6267 (cgraph_remove_node): Drop non-unit-at-a-time code.
6268 * tree-pass.h (pass_O0_always_inline): Remove.
6269 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6270 * toplev.c (process_options): Flag unit-at-a-time does not imply
6272 * cgraphunit.c: Update comments.
6273 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6274 (cgraph_assemble_pending_functions): Remove.
6275 (cgraph_reset_node): Drop non-unit-at-a-time code.
6276 (cgraph_finalize_function): Likewise.
6277 (cgraph_analyze_function): Likewise.
6278 (cgraph_finalize_compilation_unit): Likewise.
6279 (cgraph_expand_function): Likewise.
6280 (cgraph_optimize): Likesise.
6281 (save_inline_function_body): Likewise.
6282 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6283 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6284 * ipa-inline.c: Update comments.
6285 (enum inlining_mode): remove INLINE_SPEED.
6286 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6287 (cgraph_mark_inline_edge): Likewise.
6288 (try_inline): Likewise.
6289 (cgraph_decide_inlining_incrementally): Likewise.
6290 (cgraph_gate_inlining): Remove.
6291 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6292 (cgraph_gate_early_inlining): Likewise.
6293 (gate_inline_passes): Remove.
6294 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6295 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6296 pass_O0_always_inline): Remove.
6297 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6298 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6299 * opts.c (no_unit_at_a_time_default): Remove.
6300 (decode_options): Remove flag_unit_at_a_time reset and warning.
6301 * opts.h (no_unit_at_a_time_default): Remove.
6302 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6303 early in GNU dialect.
6304 (merge_decls): Update comment; drop unit-at-a-time check.
6305 (finish_decl): Likewise.
6306 (grok_declaration): Remove flag_inline_trees code.
6307 (finish_functions): Return on function returning non-void on all
6309 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6310 * cfgexpand.c (expand_one_static_var): Remove.
6311 (expand_one_var): Remove expand_one_static_var call.
6312 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6313 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6314 and flag_unit_at_a-time compatibility checks.
6315 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6316 * tree-inline.c (flag_inline_trees): Remove.
6317 (inlinable_function_p): Don't check it.
6318 (expand_call_inline): Remove non-unit-at-a-time code.
6319 * tree-inline.h (flag_inline_trees): Remove.
6320 * tree-optimize.c (execute_early_local_optimizations): Remove
6321 unit-at-a-time checks.
6322 (tree_rest_of_compilation): Likewise.
6323 * combine.c (setup_incoming_promotions): Likewise.
6324 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6325 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6326 * passes.c (pass_inline_parameters): Update comments; remove
6327 O0_alwaysinline pass.
6328 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6329 (execute_one_pass): Likewise.
6330 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6331 (ix86_function_sseregparm): Likewise.
6332 * arm.c (arm_function_in_section_p): Likewise.
6333 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6334 * varpool.c: Update comments.
6335 (decide_is_variable_needed): Remove unit-at-a-time checks.
6336 (varpool_finalize_decl): Likewise.
6338 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6340 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6342 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6344 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6346 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6347 imp symbol extension.
6349 2008-07-23 Ian Lance Taylor <iant@google.com>
6351 * tree-vrp.c (infer_value_range): Ignore asm statements when
6352 looking for memory accesses for -fdelete-null-pointer-checks.
6354 2008-07-24 Ben Elliston <bje@au.ibm.com>
6356 * config/spu/spu-c.c (__vector_keyword): New variable.
6357 (vector_keyword): Likewise.
6358 (spu_categorize_keyword): New function.
6359 (spu_macro_to_expand): Likewise.
6360 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6361 compiling an ISO C dialect.
6363 2008-07-24 Ben Elliston <bje@au.ibm.com>
6365 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6368 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6370 * configure: Regenerate.
6371 * configure.ac: Require texinfo 4.7.
6372 * doc/install.texi: Document texinfo 4.7 requirement.
6374 2008-07-23 Martin Jambor <mjambor@suse.cz>
6376 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6377 rather than for DECL_SAVED_TREE.
6378 * ipa-prop.c: Include diagnostic.h.
6379 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6381 (ipa_detect_param_modifications): Function rewritten from scratch.
6382 (ipa_compute_jump_functions): Changed accesses to modification flags.
6383 (ipa_free_node_params_substructures): Update flags destruction.
6384 (ipa_node_duplication_hook): Update flags duplication.
6385 (ipa_print_all_params_modified): Updated flag access.
6386 * ipa-prop.h (struct ipa_param_flags): New structure.
6387 (struct ipa_node_params): New field modification_analysis_done,
6388 modified_flags changed into param_flags.
6389 (ipa_is_ith_param_modified): Changed to use new flags.
6390 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6392 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6393 ipa-cp.c and split into two functions.
6394 (ipa_print_node_jump_functions): New function.
6395 (compute_scalar_jump_functions): New function.
6396 (type_like_member_ptr_p): New function.
6397 (compute_pass_through_member_ptrs): New function.
6398 (fill_member_ptr_cst_jump_function): New function.
6399 (determine_cst_member_ptr): New function.
6400 (compute_cst_member_ptr_arguments): New function.
6401 (ipa_compute_jump_functions): Complete rewrite.
6402 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6403 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6404 (struct ipa_member_ptr_cst): New structure.
6405 (union jump_func_value): New field member_cst.
6406 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6407 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6408 jump function types.
6409 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6410 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6411 instead of ipcp_print_all_jump_functions.
6412 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6413 only for replacable scalars.
6415 * doc/invoke.texi (Optimize options): Add description of
6416 -findirect-inlining.
6417 * common.opt (flag_indirect_inlining): New flag.
6418 * opts.c (decode_options): Set flag_indirect_inlining when
6421 * ipa-inline.c: Include ipa-prop.h.
6422 (inline_indirect_intraprocedural_analysis): New function.
6423 (inline_generate_summary): Allocate parameter and argument info
6424 structures, call inline_indirect_intraprocedural_analysis on each
6425 node when doing indirect inlining and deallocate indirect inlining
6426 data structures in the end.
6427 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6428 (free_all_ipa_structures_after_iinln): New function.
6429 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6431 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6433 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6434 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6435 of computing the frequency separately.
6436 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6437 of computing the frequency separately.
6438 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6439 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6440 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6441 (ipa_get_stmt_member_ptr_load_param): New function.
6442 (ipa_is_ssa_with_stmt_def): New function.
6443 (ipa_note_param_call): New function.
6444 (ipa_analyze_call_uses): New function.
6445 (ipa_analyze_stmt_uses): New function.
6446 (ipa_analyze_params_uses): New function.
6447 (ipa_free_node_params_substructures): Also free the param_calls linked
6449 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6450 (ipa_print_node_param_flags): New function.
6451 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6452 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6453 * ipa-prop.h (struct ipa_param_flags): New field called.
6454 (struct ipa_param_call_note): New structure.
6455 (struct ipa_node_params): New fields param_calls and
6457 (ipa_is_ith_param_called): New function.
6458 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6459 ipa_analyze_params_uses and dump parameter flags.
6461 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6462 ipa_propagate_indirect_call_infos if performing indirect inlining,
6463 pass a new parameter new_edges to it.
6464 (add_new_edges_to_heap): New fucntion.
6465 (cgraph_decide_inlining_of_small_functions): New vector
6466 new_indirect_edges for newly found indirect edges , call
6467 ipa_propagate_indirect_call_infos after inlining.
6468 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6469 inlining if performing indirect inlining. Call
6470 free_all_ipa_structures_after_iinln when doing so too.
6471 (inline_generate_summary): Do not call
6472 free_all_ipa_structures_after_iinln here.
6473 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6474 (print_edge_addition_message): New function.
6475 (update_call_notes_after_inlining): New function.
6476 (propagate_info_to_inlined_callees): New function.
6477 (ipa_propagate_indirect_call_infos): New function.
6478 * ipa-prop.h: Include cgraph.h
6479 (struct ipa_param_call_note): Fields reordered, new field processed.
6480 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6482 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6483 rediscovered call statements.
6484 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6485 (dump_cgraph_node): Dump also the indirect_call flag.
6486 (cgraph_clone_edge): Copy also the indirect_call flag.
6487 * tree-inline.c (copy_bb): Do not check for fndecls from call
6488 expressions, check for edge availability when moving clones.
6489 (get_indirect_callee_fndecl): New function.
6490 (expand_call_inline): If callee declaration is not apprent from
6491 the statement, try calling get_indirect_callee_fndecl. Do not
6492 issue warnings or call sorry when not inlinings an indirect edge.
6493 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6495 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6496 bit more frandly to matching.
6497 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6498 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6499 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6501 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6504 * opth-gen.awk: Suppress function specific features when building
6506 * optc-gen.awk: Ditto.
6508 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6511 * diagnostic.c (pedwarn): Add opt parameter.
6513 * c-tree.h (pedwarn_init): Add opt parameter.
6514 (pedwarn_c90): Likewise.
6515 (pedwarn_c99): Likewise.
6516 * c-errors.c (pedwarn_c99): Likewise.
6517 (pedwarn_c90): Likewise.
6518 * toplev.h (pedwarn): Update declaration.
6519 (pedwarn0): Declare.
6520 * c-lex.c: All calls to pedwarn changed.
6521 * builtins.c: All calls to pedwarn changed.
6522 * toplev.c: All calls to pedwarn changed.
6523 * c-decl.c: All calls to pedwarn changed.
6524 * c-typeck.c: All calls to pedwarn changed.
6525 * c-common.c: All calls to pedwarn changed.
6526 * c-parser.c: All calls to pedwarn changed.
6528 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6529 Karthik Kumar <karthikkumar@gmail.com>
6531 * attribs.c (file scope): Include c-common.h.
6532 (decl_attributes): Add support for #pragma GCC optimize and
6535 * targhooks.c (default_can_inline_p): New function that is the
6536 default for the TARGET_CAN_INLINE_P target hook.
6538 * targhooks.h (default_can_inline_p): Add declaration.
6540 * tree.c (cl_optimization_node): New static tree for building
6541 OPTIMIZATION_NODE tree.
6542 (cl_target_option_node): New static tree for building
6543 TARGET_OPTION_NODE tree.
6544 (cl_option_hash_table): New hash table for hashing
6545 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6546 (cl_option_hash_hash): New function to provide the hash value for
6547 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6548 (cl_option_hash_eq): New function to provide an equality test for
6549 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6550 (tree_code_size): Add support for OPTIMIZATION_NODE and
6551 TARGET_OPTION_NODE trees.
6552 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6553 TARGET_OPTION_NODE trees.
6554 (build_optimization_node): Build a tree that has all of the
6555 current optimization options.
6556 (build_target_option_node): Build a tree that has the target
6557 options that might be changed on a per function basis.
6559 * tree.h (file scope): Include options.h.
6560 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6561 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6562 (TREE_OPTIMIZATION): Ditto.
6563 (TREE_TARGET_SPECIFIC): Ditto.
6564 (struct tree_function_decl): Add fields for remembering the
6565 current optimization options and target specific options.
6566 (struct tree_optimization_option): New tree variant that remembers
6567 the optimization options.
6568 (struct tree_target_option): New tree variant that remembers the
6569 target specific flags that might change for compiling a particular
6571 (union tree_node): Include tree_optimization_option and
6572 tree_target_option fields.
6573 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6574 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6575 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6576 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6577 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6578 optimization and target options.
6579 (optimization_default_node): New macro to refer to global_trees
6581 (optimization_current_node): Ditto.
6582 (optimization_cold_node): Ditto.
6583 (optimization_hot_node): Ditto.
6584 (target_option_default_node): Ditto.
6585 (target_option_current_node): Ditto.
6586 (current_option_pragma): Ditto.
6587 (current_optimize_pragma): Ditto.
6589 * target.h (struct gcc_target): Add valid_option_attribute_p,
6590 target_option_save, target_option_restore, target_option_print,
6591 target_option_pragma_parse, and can_inline_p hooks.
6593 * toplev.h (parse_optimize_options): Add declaration.
6594 (fast_math_flags_struct_set_p): Ditto.
6596 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6597 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6600 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6601 tree_can_inline_p hook to see if one function can inline another.
6602 (cgraph_decide_inlining): Ditto.
6603 (cgraph_decide_inlining_incrementally): Ditto.
6605 * opts.c (decode_options): Add support for running multiple times
6606 to allow functions with different target or optimization options
6607 than was specified on the command line.
6608 (fast_math_flags_struct_set_p): New function that is similar to
6609 fast_math_flags_set_p, except it uses the values in the
6610 cl_optimization structure instead of global variables.
6612 * optc-gen.awk: Add support for TargetSave to allow a back end to
6613 declare new fields that need to be saved when using function
6614 specific options. Include flags.h and target.h in the options.c
6615 source. Add support for Save to indicate which options can be set
6616 for individual functions. Generate cl_optimize_save,
6617 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6618 cl_target_option_restore, cl_target_option_print functions to
6619 allow functions to use different optimization or target options.
6621 * opt-functions.awk (var_type_struct): Return the type used for
6622 storing the field in a structure.
6624 * opth-gen.awk: Add support for TargetSave to allow a back end to
6625 declare new fields that need to be saved when using function
6626 specific options. Add support for Save to indicate which options
6627 can be set for individual functions. Only generate one extern for
6628 Mask fields. Generate cl_optimization and cl_target_option
6629 structures to remember optimization and target options.
6631 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6632 collecting new tree nodes.
6633 (TS_TARGET_OPTION): Ditto.
6635 * c-decl.c (merge_decls): Merge function specific target and
6636 optimization options.
6638 * function.c (invoke_set_current_function_hook): If the function
6639 uses different optimization options, change the global variables
6642 * coretypes.h (struct cl_optimization): Add forward reference.
6643 (struct cl_target_option): Ditto.
6645 * c-pragma.c (option_stack): New static vector to remember the
6646 current #pragma GCC option stack.
6647 (handle_pragma_option): New function to support #pragma GCC option
6648 to change target options.
6649 (optimize_stack): New static vector to remember the current
6650 #pragma GCC optimize stack.
6651 (handle_pragma_optimize): New function to support #pragma GCC
6652 optimize to change optimization options.
6653 (init_pragma): Add support for #pragma GCC optimize and #pragma
6656 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6657 optimization options.
6658 (TARGET_OPTION_NODE): New tree code for remembering certain target
6661 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6662 TARGET_OPTION_NODE trees.
6664 * common.opt (-O): Add Optimization flag.
6666 (-fmath-errno): Ditto.
6667 (-falign-functions): Add UInteger flag to make sure flag gets full
6668 int in cl_optimization structure.
6669 (-falign-jumps): Ditto.
6670 (-falign-labels): Ditto.
6671 (-falign-loops): Ditto.
6672 (-fsched-stalled-insns): Ditto.
6673 (-fsched-stalled-insns-dep): Ditto.
6675 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6677 (TARGET_OPTION_SAVE): Ditto.
6678 (TARGET_OPTION_RESTORE): Ditto.
6679 (TARGET_OPTION_PRINT): Ditto.
6680 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6681 (TARGET_CAN_INLINE_P): Ditto.
6682 (TARGET_INITIALIZER): Add new hooks.
6684 * tree-inline.c (tree_can_inline_p): New function to determine
6685 whether one function can inline another. Check if the functions
6686 use compatible optimization options, and also call the backend
6689 * tree-inline.h (tree_can_inline_p): Add declaration.
6691 * c-common.c (c_common_attribute): Add support for option and
6692 optimize attributes.
6693 (handle_option_attribute): Add support for the option attribute to
6694 allow the user to specify different target options for compiling a
6696 (handle_optimize_attribute): Add support for the optimize
6697 attribute to allow the user to specify different optimization
6698 options for compiling a specific function.
6699 (handle_hot_attribute): Turn on -O3 optimization for this one
6700 function if it isn't the default optimization level.
6701 (handle_cold_attribute): Turn on -Os optimization for this one
6702 function if it insn't the default optimization.
6703 (const_char_p): New const char * typedef.
6704 (optimize_args): New static vector to remember the optimization
6706 (parse_optimize_options): New function to set up the optimization
6707 arguments from either the optimize attribute or #pragma GCC optimize.
6709 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6710 (builtin_define_std): Ditto.
6712 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6713 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6714 (x86_64-*-*): Ditto.
6716 * Makefile.in (TREE_H): Add options.h.
6717 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6719 * doc/extend.texi (option attribute): Document new attribute.
6720 (optimize attribute): Ditto.
6721 (hot attribute): Document hot attribute sets -O3.
6722 (cold attribute): Document cold attribute sets -Os.
6723 (#pragma GCC option): Document new pragma.
6724 (#pragma GCC optimize): Ditto.
6726 * doc/options.texi (TargetSave): Document TargetSave syntax.
6727 (UInteger): Document UInteger must be used for certain flags.
6728 (Save): Document Save option to create target specific options
6729 that can be saved/restored on a function specific context.
6731 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6732 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6734 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6735 (TARGET_OPTION_SAVE): Ditto.
6736 (TARGET_OPTION_RESTORE): Ditto.
6737 (TARGET_OPTION_PRINT): Ditto.
6738 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6739 (TARGET_CAN_INLINE_P): Ditto.
6741 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6743 (-mfpmath=both): Ditto.
6745 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6746 Karthik Kumar <karthikkumar@gmail.com>
6748 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6749 (TARGET_POPCNT): Ditto.
6750 (TARGET_SAHF): Ditto.
6751 (TARGET_AES): Ditto.
6752 (TARGET_PCLMUL): Ditto.
6753 (TARGET_CMPXCHG16B): Ditto.
6754 (TARGET_RECIP): Move switch into target_flags.
6755 (TARGET_FUSED_MADD): Ditto.
6756 (ix86_arch_features): Make an unsigned char type.
6757 (ix86_tune_features): Ditto.
6758 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6759 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6760 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6762 * config/i386/i386.opt (arch): New TargetSave field to define
6763 fields that need to be saved for function specific option support.
6766 (branch_cost): Ditto.
6767 (ix86_isa_flags_explicit): Ditto.
6768 (tune_defaulted): Ditto.
6769 (arch_specified): Ditto.
6770 (-m128-long-double): Add Save flag to save option for target
6771 specific option support.
6773 (-maccumulate-outgoing-args): Ditto.
6774 (-malign-double): Ditto.
6775 (-malign-stringops): Ditto.
6776 (-mfancy-math-387): Ditto.
6777 (-mhard-float): Ditto.
6779 (-minline-all-stringops): Ditto.
6780 (-minline-stringops-dynamically): Ditto.
6781 (-mms-bitfields): Ditto.
6782 (-mno-align-stringops): Ditto.
6783 (-mno-fancy-math-387): Ditto.
6784 (-mno-push-args): Ditto.
6785 (-mno-red-zone): Ditto.
6786 (-mpush-args): Ditto.
6787 (-mred-zone): Ditto.
6789 (-msseregparm): Ditto.
6790 (-mstack-arg-probe): Ditto.
6805 (-mrecip): Move flag into target_flags.
6807 (-mno-fused-madd): Ditto.
6808 (-mfused-madd): Ditto.
6809 (-mabm): Move flag into ix86_isa_flags.
6816 * config/i386/i386-c.c: New file for #pragma support.
6817 (ix86_target_macros_internal): New function to #define or #undef
6818 target macros based when the user uses the #pragma GCC option to
6819 change target options.
6820 (ix86_pragma_option_parse): New function to add #pragma GCC option
6822 (ix86_target_macros): Move defining the target macros here from
6823 TARGET_CPU_CPP_BUILTINS in i386.h.
6824 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6825 defined, initialize any subtarget #pragmas.
6827 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6828 REGISTER_TARGET_PRAGMAS.
6830 * config/i386/t-i386: New file for x86 dependencies.
6831 (i386.o): Make dependencies mirror the include files used.
6832 (i386-c.o): New file, add dependencies.
6834 * config/i386/i386-protos.h (override_options): Add bool argument.
6835 (ix86_valid_option_attribute_tree): Add declaration.
6836 (ix86_target_macros): Ditto.
6837 (ix86_register_macros): Ditto.
6839 * config/i386/i386.c (ix86_tune_features): Move initialization of
6840 the target masks to initial_ix86_tune_features to allow functions
6841 to have different target options. Make type unsigned char,
6842 instead of unsigned int.
6843 (initial_ix86_tune_features): New static vector to hold processor
6844 masks for the tune variables.
6845 (ix86_arch_features): Move initialization of the target masks to
6846 initial_ix86_arch_features to allow functions to have different
6847 target options. Make type unsigned char, instead of unsigned int.
6848 (initial_ix86_arch_features): New static vector to hold processor
6849 masks for the arch variables.
6850 (enum ix86_function_specific_strings): New enum to describe the
6851 string options used for attribute((option(...))).
6852 (ix86_target_string): New function to return a string that
6853 describes the target options.
6854 (ix86_debug_options): New function to print the current options in
6856 (ix86_function_specific_save): New function hook to save the
6857 function specific global variables in the cl_target_option structure.
6858 (ix86_function_specific_restore): New function hook to restore the
6859 function specific variables from the cl_target_option structure to
6860 the global variables.
6861 (ix86_function_specific_print): New function hook to print the
6862 target specific options in the cl_target_option structure.
6863 (ix86_valid_option_attribute_p): New function hook to validate
6864 attribute((option(...))) arguments.
6865 (ix86_valid_option_attribute_tree): New function that is common
6866 code between attribute((option(...))) and #pragma GCC option
6867 support that parses the options and returns a tree holding the options.
6868 (ix86_valid_option_attribute_inner_p): New helper function for
6869 ix86_valid_option_attribute_tree.
6870 (ix86_can_inline_p): New function hook to decide if one function
6871 can inline another on a target specific basis.
6872 (ix86_set_current_function); New function hook to switch target
6873 options if the user used attribute((option(...))) or #pragma GCC
6875 (ix86_tune_defaulted): Move to static file scope from
6877 (ix86_arch_specified): Ditto.
6878 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6880 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6881 (OPTION_MASK_ISA_ABM_SET): Ditto.
6882 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6883 (OPTION_MASK_ISA_CX16_SET): Ditto.
6884 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6885 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6886 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6887 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6888 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6889 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6890 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6891 (struct ptt): Move to static file scope from override_options.
6892 (processor_target_table): Ditto.
6894 (ix86_handle_option): Add support for options that are now isa options.
6895 (override_options): Add support for declaring functions that
6896 support different target options than were specified on the
6897 command line. Move struct ptt, processor_target_table, cpu_names,
6898 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6899 Add bool argument. Fix up error messages so the appropriate error
6900 is given for either command line or attribute.
6901 (ix86_previous_fndecl): New static to remember previous function
6902 declaration to see if we need to change target options.
6903 (ix86_builtins_isa): New array to record the ISA of each builtin
6905 (def_builtin): Always create the builtin function, even if the
6906 current ISA doesn't support it.
6907 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6908 tests for those builtins.
6909 (ix86_init_builtins): Remove TARGET_MMX test for calling
6910 ix86_init_mmx_sse_builtins.
6911 (ix86_expand_builtin): If the current ISA doesn't support a given
6912 builtin, signal an error.
6913 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6914 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6915 (TARGET_OPTION_SAVE): Ditto.
6916 (TARGET_OPTION_RESTORE): Ditto.
6917 (TARGET_OPTION_PRINT): Ditto.
6918 (TARGET_CAN_INLINE_P): Ditto.
6920 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6922 * c-typeck.c (build_external_ref): Don't call assemble_external.
6923 * final.c (output_operand): Call assemble_external.
6925 2008-07-21 DJ Delorie <dj@redhat.com>
6927 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6928 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6930 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6932 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6933 original insn and splitter contents into ...
6934 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6935 flag_unsafe_math_optimizations. Add dummy scratch register.
6936 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6937 !flag_unsafe_math_optimizations. Returns number with next
6938 highest magnitude if this is still less or equal to the true
6939 quotient in magnitude.
6941 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
6943 * Makefile.in: Replace toplev.h with TOPLEV_H.
6944 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6945 * c-lex.c (fe_file_change): Don't set in_system_header.
6946 * c-parser.c (c_token): Remove in_system_header.
6947 (c_lex_one_token): Don't set in_system_header.
6948 (c_parser_set_source_position_from_token): Don't set in_system_header.
6949 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6952 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6953 * flags.h (in_system_header): Remove.
6954 * function.c (saved_in_system_header): Remove.
6955 (push_cfun): Don't set in_system_header.
6956 (pop_cfun): Don't set in_system_header.
6957 (push_struct_function): Don't set in_system_header.
6958 * input.h (expanded_location): Add sysp.
6959 (in_system_header_at): New.
6960 (in_system_header): New.
6961 * toplev.c (in_system_header): Remove.
6962 * toplev.h: Include input.h
6964 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6965 * tree-ssa.c (warn_uninit): Call warning_at.
6966 (warn_uninitialized_var): Update calls to warn_uninit.
6967 (warn_uninitialized_phi): Update calls to warn_uninit.
6968 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6969 (expand_location): Initialize xloc.sysp.
6970 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6971 (tree_decl_with_vis): Remove in_system_header_flag.
6973 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6976 * recog.c (asm_operand_ok): Change the order of the extra
6977 memory constraint checks.
6979 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6982 * tree-switch-conversion.c (build_one_array): Call
6983 varpool_mark_needed_node and varpool_finalize_decl
6984 instead of assemble_variable.
6986 2008-07-19 Jan Hubicka <jh@suse.cz>
6988 * cgraph.c (cgraph_add_new_function): Do early local passes.
6989 * tree-nrv.c (gate_pass_return_slot): New gate.
6990 (pass_nrv): Add the gate.
6991 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6993 (coalesce_ssa_name): Coalesce SSA names.
6994 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6995 not optimizing so unused user vars remains visible.
6996 * common.opt (flag_tree_ter): Always enable by default.
6997 * tree-ssa-ter.c: Include flags.h
6998 (is_replaceable_p): Check that locations match; when aliasing is missing
6999 be conservative about loads.
7000 * tree-optimize.c (gate_init_datastructures): Remove.
7001 (pass_init_datastructures): New.
7002 * passes.c: Reorder passes so we always go into SSA.
7004 2008-07-19 Jan Hubicka <jh@suse.cz>
7006 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7007 * doc/invoke.texi (--combine): Likewise.
7008 (-finline-functions-called-once): Update levels when enabled.
7009 (-funit-at-a-time): Document new behaviour.
7010 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7011 -fno-section-anchors when disabled explicitly.
7012 (inline params): They are not ignored now.
7013 (precompiled headers): Remove unit-at-a-time as being incompatible.
7014 * opts.c (decode_options): Handle unit-at-a-time as alias;
7015 imply -fno-section-anchors when toplevel reorder is disabled
7017 * common.opt (ftoplevel-reorder): Set default value to 2.
7018 (funit-at-a-time): Set default value to 1.
7019 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7022 2008-07-19 Jan Hubicka <jh@suse.cz>
7024 * builtins.c (expand_builtin_int_roundingfn,
7025 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7028 2008-07-19 Richard Guenther <rguenther@suse.de>
7031 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7032 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7033 * tree-ssa-pre.c (get_expr_value_id): For newly created
7034 constant value-ids make sure to add the expression to its
7037 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7040 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7041 return value of the builtin is ignored.
7043 2008-07-19 Olivier Hainque <hainque@adacore.com>
7045 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7046 bits, a C conformant malloc implementation has to provide.
7047 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7049 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7053 * reload.c (find_reloads_subreg_address): Only reload address if
7054 reloaded == 0, not for reloaded != 1.
7057 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7058 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7059 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7060 m32c_legitimize_reload_address.
7062 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7063 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7064 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7066 2008-07-19 Olivier Hainque <hainque@adacore.com>
7068 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7069 argument, saying whether nested array are to be collapsed
7070 into a single array type DIE with multiple subscripts.
7071 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7072 issues, centralize the nested array types collapsing control and
7073 disable the transformation for Ada.
7075 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7078 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7080 (x86_64_shift_adj_2): New expander.
7081 (x86_64_shift_adj_3): Ditto.
7082 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7083 to split TImode operands.
7084 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7085 (ix86_split_lshr): Ditto.
7087 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7089 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7090 and __CHAR32_TYPE__.
7091 * c-typeck.c (digest_init): Support char16_t and char32_t.
7092 (set_nonincremental_init_from_string): Idem.
7094 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7097 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7098 PREFERRED_STACK_BOUNDARY.
7099 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7101 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7104 * function.c (locate_and_pad_parm): Cap boundary earlier.
7106 2008-07-17 Julian Brown <julian@codesourcery.com>
7108 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7109 no-op for targets which don't use DLLs.
7111 2008-07-17 Martin Jambor <mjambor@suse.cz>
7113 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7114 that nodes are relevant by examining the node->analyzed flag.
7115 (ipcp_init_stage): Check which nodes are relevant, assert that the
7116 relevant ones are also required.
7117 (ipcp_propagate_stage): Check on the side arrays are properly
7119 (ipcp_print_all_jump_functions): Make sure not to touch any node
7120 that is not analyzed or an edge that does not have a corresponding
7121 entry in the on-the-side vectors.
7122 (ipcp_function_scale_print): Likewise.
7123 (ipcp_update_callgraph): Check that the node is relevant.
7124 (ipcp_insert_stage): Check that the node is relevant. Check there is
7125 an info for every node and edge.
7126 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7127 (ipa_print_all_tree_maps): Likewise and a new variable info.
7128 (ipa_print_all_params_modified): Likewise.
7129 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7131 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7134 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7136 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7138 PR rtl-optimization/36753
7139 * fwprop.c (use_killed_between): Don't shortcut
7140 single-definition global registers.
7142 2008-07-16 Jan Hubicka <jh@suse.cz>
7144 * cgraph.h (varpool_empty_needed_queue): Declare.
7145 * cgraphunit.c (output_in_order): Mark all variables as needed;
7147 * varpool.c (varpool_assemble_node): Update debug queue.
7148 (varpool_assemble_pending_decls): Don't do it here.
7149 (varpool_empty_needed_queue): New function.
7151 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7153 * recog.c (peephole2_optimize): Fix formatting.
7155 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7157 * c-pch.c (get_ident): Avoid C++ keywords.
7158 * combine-stack-adj.c (single_set_for_csa): Likewise.
7159 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7160 output_asm_insn): Likewise.
7161 * reload.c (push_secondary_reload, find_reusable_reload,
7162 push_reload, combine_reloads, find_reloads,
7163 debug_reload_to_stream): Likewise.
7164 * reload.h (struct reload): Likewise.
7165 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7166 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7167 emit_output_reload_insns): Likewise.
7168 * targhooks.c (default_secondary_reload): Likewise.
7169 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7171 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7173 * recog.c (validate_change_1, validate_change,
7174 validate_unshare_change, validate_replace_rtx_1, struct
7175 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7177 * reload.c (push_secondary_reload, secondary_reload_class,
7178 scratch_reload_class, find_valid_class, find_reusable_reload,
7179 push_reload, find_dummy_reload, find_reloads_address_1,
7180 find_reloads_address_part, find_equiv_reg): Likewise.
7181 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7182 choose_reload_regs): Likewise.
7183 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7185 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7186 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7187 * sched-rgn.c (concat_INSN_LIST): Likewise.
7188 * stor-layout.c (mode_for_size, mode_for_size_tree,
7189 smallest_mode_for_size): Likewise.
7191 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7193 * cfg.c (dump_reg_info): Avoid C++ keywords.
7194 * dwarf2asm.c (dw2_force_const_mem,
7195 dw2_asm_output_encoded_addr_rtx): Likewise.
7196 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7197 * expmed.c (expand_shift): Likewise.
7198 * global.c (find_reg): Likewise.
7199 * graph.c (draw_edge): Likewise.
7200 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7201 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7202 widen_clz, widen_bswap, expand_parity, expand_unop,
7203 emit_cmp_and_jump_insn_1): Likewise.
7204 * postreload.c (reload_cse_simplify_operands): Likewise.
7205 * ra.h (add_neighbor): Likewise.
7206 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7207 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7208 record_reg_classes, copy_cost, record_address_regs,
7209 invalid_mode_change_p): Likewise.
7210 * regrename.c (regrename_optimize, scan_rtx_reg,
7211 dump_def_use_chain, find_oldest_value_reg,
7212 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7214 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7216 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7217 MASK_POWERPC64 for power4 in previous commit.
7219 2008-07-16 Olivier Hainque <hainque@adacore.com>
7221 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7222 instead of bare conversion to cast const-ness away.
7224 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7226 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7227 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7228 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7229 (TARGET_FUNCTION_VALUE): Define.
7231 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7233 * config/rs6000/rs6000.c (processor_target_table): Add
7234 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7236 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7239 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7240 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7241 m32c_legitimize_reload_address.
7243 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7245 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7246 DECL_IN_SYSTEM_HEADER in sync.
7248 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7250 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7251 * tree-ssa-pre.c (pre_expr_eq): Ditto
7252 (get_constant_for_value_id): Take a type as an argument.
7253 (fully_constant_expression): Pass in type.
7254 (find_or_generate_expression): Short circuit constant case.
7255 (create_expression_by_pieces): Remove special casing of
7257 (do_regular_insertion): Short circuit constant case.
7258 (do_partial_partial_insertion): Ditto.
7260 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7263 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7265 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7267 * config/xtensa/libgcc-xtensa.ver: New file.
7268 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7270 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7272 * df-problems.c (df_set_note): Avoid C++ keywords.
7273 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7274 * dse.c (record_store, remove_useless_values): Likewise.
7275 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7276 gen_reg_rtx_offset, operand_subword, change_address_1,
7277 change_address, adjust_address_1, offset_address,
7278 widen_memory_access, emit_copy_of_insn_after): Likewise.
7279 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7280 * fwprop.c (should_replace_address, propagate_rtx_1,
7281 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7283 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7284 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7285 * lcm.c (compute_insert_delete, pre_edge_lcm,
7286 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7287 * lower-subreg.c (resolve_reg_notes): Likewise.
7288 * mode-switching.c (optimize_mode_switching): Likewise.
7290 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7292 * bt-load.c (add_btr_def, migrate_btr_def,
7293 branch_target_load_optimize): Avoid C++ keywords.
7294 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7296 * combine.c (subst, simplify_set, make_extraction,
7297 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7298 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7299 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7301 2008-07-15 Richard Guenther <rguenther@suse.de>
7304 * c-common.c (strict_aliasing_warning): Do not warn for
7305 TYPE_REF_CAN_ALIAS_ALL pointers.
7306 (c_common_get_alias_set): may_alias types are not special.
7307 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7308 attribute and set can_ref_all accordingly.
7309 (build_reference_type_for_mode): Likewise.
7310 * doc/extend.texi (may_alias): Clarify.
7312 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7315 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7316 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7318 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7321 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7322 gcc_assert, instead call output_operand_lossage.
7324 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7326 * builtins.c (std_canonical_va_list): Treat structure based
7329 2008-07-15 Ben Elliston <bje@au.ibm.com>
7331 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7333 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7335 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7338 2008-07-14 Jan Hubicka <jh@suse.cz>
7340 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7341 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7342 fix predicates and constraints.
7343 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7344 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7346 2008-07-14 Doug Kwan <dougkwan@google.com>
7348 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7349 additional option file arm/eabi.opt.
7350 * config/arm/eabi.h (File): New configuration file for EABI targets.
7351 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7352 SUBSUBTARGET_EXTRA_SPECS.
7353 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7354 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7355 from STARTFILE_SPEC so that it can be referenced in an override.
7356 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7357 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7358 can be referenced in an override.
7359 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7360 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7361 so that it can be referenced in an override.
7362 (LINK_SPEC): Use BPABI_LINK_SPEC.
7363 * config/arm/eabi.opt (File): New.
7365 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7367 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7368 (FIXED_VALUE_H): New variable.
7369 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7370 input.h, fixed-value.h.
7371 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7372 (BASIC_BLOCK_H): Use $(BITMAP_H).
7373 (FUNCTION_H): Add varray.h.
7374 (IPA_REFERENCE_H): Use $(BITMAP_H).
7375 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7376 (DF_H): Use $(BITMAP_H).
7377 (GGC_H): Add statistics.h.
7379 (INSN_ATTR_H): Use it.
7380 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7382 (SYMTAB_H): Add $(OBSTACK_H).
7383 (CPP_INTERNAL_H): New.
7384 (TREE_DUMP_H): Add tree-pass.h.
7385 (TREE_FLOW_H): Use $(BITMAP_H)
7386 (PRETTY_PRINT_H): Use $(INPUT_H).
7387 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7390 (many object files): Fix lots of header dependencies throughout.
7392 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7394 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7396 (s-gtyp-input): Use them to write tmp-gi.list.
7397 (echo_to_gi.list): Remove.
7399 2008-07-14 Richard Guenther <rguenther@suse.de>
7401 * tree-ssa-sccvn.c (pre_info): Remove.
7402 (switch_to_PRE_table): Likewise.
7403 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7404 (set_hashtable_value_ids): Do not create value-ids for the
7406 (run_scc_vn): Remove double test. Remove bogus special-case
7407 in value-number printing.
7408 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7409 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7411 * tree-flow-inline.h (get_value_handle): Remove.
7412 * tree-flow.h (get_value_handle): Remove.
7414 2008-07-14 Martin Jambor <mjambor@suse.cz>
7416 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7417 in which we generate arithmetics is not a subrange.
7419 2008-07-14 Martin Jambor <mjambor@suse.cz>
7421 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7423 2008-07-14 Richard Guenther <rguenther@suse.de>
7425 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7427 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7430 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7431 reload for symbol refs moved to r0 with -fPIC.
7432 (legitimize_pic_address): Use the target register as temporary
7434 (emit_symbolic_move): Adjust comment.
7435 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7438 2008-07-14 Ben Elliston <bje@au.ibm.com>
7440 * c-common.h (C_CPP_HASHNODE): New macro.
7441 * coretypes.h (struct cpp_token): Forward declare.
7442 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7443 the context-sensitive keyword method.
7444 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7445 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7446 expand_bool_pixel): New.
7447 (altivec_categorize_keyword): New function.
7448 (init_vector_keywords): New function.
7449 (rs6000_macro_to_expand): Likewise.
7450 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7451 compiling an ISO C dialect.
7453 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7455 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7456 (create_expression_by_pieces): Fix typo.
7457 (do_regular_insertion): Use debug counter here too.
7459 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7462 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7463 CONST_OK_FOR_LETTER_P. All port-local users changed.
7464 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7465 implement Kp matching power-of-two.
7466 (CONSTRAINT_LEN): Define to match.
7467 * config/cris/cris.md: Replace all use of constraint K with Kc.
7468 ("*btst*): Use Kp for operand 0 of last alternative.
7470 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7473 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7476 2008-07-13 Jan Hubicka <jh@suse.cz>
7478 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7481 2008-07-13 Richard Guenther <rguenther@suse.de>
7484 * langhooks.c (lhd_print_error_function): Deal with recursive
7487 2008-07-12 Jan Hubicka <jh@suse.cz>
7489 * cgraph.c (assembler_name_hash): New static var.
7490 (hash_node_by_assembler_name, eq_assembler_name): New.
7491 (cgraph_node_for_asm): Use hashtable.
7492 (cgraph_remove_node): Maintain hashtable.
7493 (change_decl_assembler_name): Sanity check that names are not changing
7494 after aliasing was processed.
7495 * cgraph.h (varpoon_node): Add next GGC marker.
7496 * tree.c (decl_assembler_name_equal): Constify.
7497 (decl_assembler_name_hash): New.
7498 * tree.h (decl_assembler_name_equal): Constify.
7499 (decl_assembler_name_hash): Update.
7501 2008-07-12 David Daney <ddaney@avtrex.com>
7503 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7506 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7508 * doc/md.texi: Document the MIPS "v" constraint.
7509 * config/mips/mips.h (reg_class): Revert last change.
7510 (REG_CLASS_NAMES): Likewise.
7511 (REG_CLASS_CONTENTS): Likewise.
7512 * config/mips/mips.c (mips_regno_to_class): Likewise.
7513 * config/mips/constraints.md (v): Likewise, but add documentation.
7514 Add a comment to say that this constraint should not be used in
7517 2008-07-11 DJ Delorie <dj@redhat.com>
7519 * config/h8300/h8300.md (length): Fix branch offset limit.
7521 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7523 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7524 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7525 (avr_hard_regno_scratch_ok): New function.
7526 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7527 * config/avr/avr.md (all peepholes that request a scratch register):
7528 Remove avr_peep2_scratch_safe use.
7530 2008-07-11 Tom Tromey <tromey@redhat.com>
7531 Ian Lance Taylor <iant@google.com>
7533 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7534 (struct c_common_resword): Define.
7535 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7536 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7537 (c_common_reswords, num_c_common_reswords): Declare.
7538 * c-common.c (c_common_reswords): New global const array.
7539 (num_c_common_reswords): New const int.
7540 * c-parser.c (struct resword, reswords): Don't define.
7541 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7542 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7543 than reswords. If warning about C++ keywords, give them a special
7545 (c_lex_one_token): Warn about C++ keywords. Call
7546 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7547 (c_parser_external_declaration): Look for RID_xxx rather than
7548 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7549 (c_parser_statement_after_labels): Likewise.
7550 (c_parser_objc_class_instance_variables): Likewise.
7551 (c_parser_objc_class_declaration): Likewise.
7552 (c_parser_objc_try_catch_statement): Likewise.
7553 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7554 (declspecs_add_type): Likewise.
7556 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7558 * ggc-page.c (alloc_page):
7559 Substituting xmalloc, xcalloc with
7560 XNEWVEC and XCNEWVAR macros which add the
7563 2008-07-11 Richard Guenther <rguenther@suse.de>
7565 PR tree-optimization/36765
7566 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7567 aliases from HEAP vars to SMTs.
7569 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7571 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7572 * configure.ac (loose_warn): Move -Wc++-compat from here...
7573 (strict_warn): ...to here.
7574 * configure: Regenerate.
7576 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7578 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7579 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7580 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7581 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7582 excluding more specific h8300-*-* and sh-*-* targets.
7584 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7586 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7588 (execute_pre): Call loop_optimizer_finalize in early exit.
7590 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7593 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7594 uids in the bitmap, not just VAR_DECL uids.
7596 PR rtl-optimization/36419
7597 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7598 (combine_stack_adjustments_for_block): Call it if needed. Delete
7600 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7601 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7602 prologue sp adjustment.
7604 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7607 * opts.c (print_ignored_options): Report postponed diagnostics for
7608 unknown -Wno-* options as warnings, not errors.
7609 (postpone_unknown_option_error): Renamed to...
7610 (postpone_unknown_option_warning): ... this.
7612 2008-07-09 Doug Kwan <dougkwan@google.com>
7615 2008-07-08 Doug Kwan <dougkwan@google.com>
7617 * config/arm/arm.opt (mandroid): New option.
7618 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7619 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7621 (CC1PLUS_SPEC): Same.
7623 (STARTFILE_SPEC): Same.
7624 (ENDFILE_SPEC): Same.
7625 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7628 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7631 * config/mips/mips.h (reg_class): Remove V1_REG.
7632 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7633 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7635 (mips_get_tp): New function.
7636 (mips_legitimize_tls_address): Use it.
7637 * config/mips/constraints.md (v): Delete.
7638 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7639 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7640 After reload, split into a move and ...
7641 (*tls_get_tp_<mode>_split): ...this new instruction.
7643 2008-07-09 David Daney <ddaney@avtrex.com>
7645 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7647 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7649 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7650 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7652 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7653 htab_delete should be called. Don't free c.
7654 (lookup_tmp_var): Create temp_htab lazily.
7655 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7656 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7658 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7659 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7660 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7661 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7662 * tree-sra.c (generate_element_init): Likewise.
7663 * tree-mudflap.c (execute_mudflap_function_ops,
7664 execute_mudflap_function_decls): Likewise.
7665 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7666 * tree-gimple.h (struct gimplify_ctx): New type.
7667 (push_gimplify_context): Adjust prototype.
7669 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7671 * tree-ssa-pre.c (phi_translate_1): Update placement of
7674 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7676 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7677 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7678 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7679 * targhooks.c (default_hard_regno_scratch_ok): New function.
7680 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7681 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7682 * recog.c: Include "target.h".
7683 (peep2_find_free_register): Add check for global regs. Add target
7685 * Makefile.in (recog.o): Depend on target.h.
7687 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7689 * config/sh/sh.c (sh_canonical_va_list_type): New.
7690 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7692 2008-07-09 Raksit Ashok <raksit@google.com>
7694 * doc/invoke.texi (Option Summary): Mention new option
7695 -Wdisallowed-function-list=...
7696 (Warning Options): Document -Wdisallowed-function-list=...
7697 * common.opt (Wdisallowed-function-list=): New flag.
7698 * flags.h (warn_disallowed_functions): External definition of new
7699 boolean warning flag.
7700 (warn_if_disallowed_function_p): Declare new function.
7701 * opts.c (warning_disallowed_functions): New static variable.
7702 (warn_disallowed_functions): New boolean warning flag.
7703 (warn_if_disallowed_function_p): New function.
7704 (add_comma_separated_to_vector): Rename
7705 add_instrument_functions_exclude_list to this.
7706 (common_handle_option): Handle new option. Rename calls to
7707 add_instrument_functions_exclude_list into calls to
7708 add_comma_separated_to_vector.
7709 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7710 based on flag warn_disallowed_functions.
7712 2008-07-09 Christian Bruel <christian.bruel@st.com>
7714 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7715 instead of get_attr_length.
7717 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7719 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7721 * genemit.c (gen_insn): Likewise.
7722 * gengtype.c (note_def_vec): Likewise.
7723 * gengtype.h (note_def_vec): Likewise.
7724 * genoutput.c (struct data, output_insn_data, process_template,
7725 gen_expand, gen_split, note_constraint): Likewise.
7726 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7727 make_insn_sequence): Likewise.
7728 * gensupport.c (record_insn_name): Likewise.
7730 2008-07-08 Doug Kwan <dougkwan@google.com>
7732 * config/arm/arm.opt (mandroid): New option.
7733 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7734 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7736 (CC1PLUS_SPEC): Same.
7738 (STARTFILE_SPEC): Same.
7739 (ENDFILE_SPEC): Same.
7740 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7743 2008-07-08 Raksit Ashok <raksit@google.com>
7745 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7746 (set_storage_via_setmem): Fix expected_align parameter.
7747 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7748 missing from the list.
7749 * doc/md.texi (movmem): Explicitly state that expected alignment is
7750 to be expressed in bytes.
7751 (setmem): Explicitly state that expected alignment is to be expressed
7754 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7756 * reload.c (find_reloads_subreg_address): Do not require validity
7757 of address in original mode before reloading address.
7759 2008-07-07 Tianwei Sheng <tianweis@google.com>
7761 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7762 bounds array access.
7764 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7766 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7768 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7770 Fix PR tree-optimization/23455
7771 Fix PR tree-optimization/35286
7772 Fix PR tree-optimization/35287
7773 * Makefile.in (OBJS-common): Remove tree-vn.o.
7774 (tree-vn.o): Remove.
7775 * dbgcnt.def: Add treepre_insert debug counter.
7776 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7777 (debug_value_expressions): Ditto.
7778 (print_value_expressions): Ditto.
7779 * tree-pretty-print.c (dump_generic_node): Updated for
7780 VALUE_HANDLE removal.
7781 * tree-ssa-dom.c (record_equality): Ditto.
7782 (cprop_operand): Ditto.
7783 (lookup_avail_expr): Ditto.
7784 * tree-ssa-threadedge.c
7785 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7786 (simplify_control_stmt_condition): Ditto.
7787 * tree.c (tree_code_size): Ditto.
7788 (tree_node_structure): Ditto.
7789 (iterative_hash_expr): Ditto.
7791 * tree.h (VALUE_HANDLE_ID): Ditto.
7792 (VALUE_HANDLE_EXPR_SET): Ditto.
7793 (struct tree_value_handle): Ditto.
7794 (union tree_node): Ditto.
7795 * treestruct.def: Ditto.
7796 * tree-vn.c: Removed.
7797 * tree-ssa-pre.c: Rewritten entirely.
7798 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7799 (constant_value_ids): Ditto.
7800 (vn_nary_op_t): Moved to header.
7802 (vn_reference_op_t): Ditto
7803 (vn_reference_t): Ditto.
7804 (next_value_id): New variable.
7805 (VN_INFO): Add an assert.
7806 (vn_constant_eq): New function.
7807 (vn_constant_hash): Ditto.
7808 (get_or_alloc_constant_value_id): Ditto.
7809 (value_id_constant_p): Ditto.
7810 (vn_reference_compute_hash): De-staticify.
7811 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7812 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7813 (valueize_refs): Update opcode if it changes from ssa name to constant.
7814 (vn_reference_lookup_1): Add new argument.
7815 (vn_reference_lookup): Ditto.
7816 (vn_reference_lookup_pieces): New function.
7817 (vn_reference_insert): Add return type. Modify to deal with value ids.
7818 (vn_reference_insert_pieces): New function.
7819 (vn_nary_op_compute_hash): De-staticify.
7820 (vn_nary_op_eq): Ditto.
7821 (vn_nary_op_lookup_pieces): New function.
7822 (vn_nary_op_lookup): Add new argument.
7823 (vn_nary_op_insert_pieces): New function.
7824 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7825 (vn_phi_insert): Ditto.
7826 (visit_unary_op): Update for callee changes.
7827 (visit_binary_op): Ditto.
7828 (visit_reference_op_load): Ditto.
7829 (visit_reference_op_store): Ditto.
7830 (init_scc_vn): Init next_value_id, constant_to_value_id and
7832 (free_scc_vn): Free them.
7833 (set_hashtable_value_ids): New function.
7834 (run_scc_vn): Use it.
7835 (get_max_value_id): New function.
7836 (get_next_value_id): Ditto.
7837 (expressions_equal_p): Moved from tree-vn.c
7838 (sort_vuses): Ditto.
7839 (sort_vuses_heap): Ditto.
7840 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7842 * tree.c (iterative_hash_hashval_t): Made non-static
7843 * tree.h (iterative_hash_hashval_t): Declare it.
7845 2008-07-08 Martin Jambor <mjambor@suse.cz>
7847 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7848 instead of ipa_create_node_params.
7849 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7850 ipa_check_create_edge_args, free them with
7851 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7853 * ipa-prop.c: Include flags.h and tree-inline.h.
7854 (ipa_node_params_vector): New variable.
7855 (ipa_edge_args_vector): New variable.
7856 (edge_removal_hook_holder): New variable.
7857 (node_removal_hook_holder): New variable.
7858 (edge_duplication_hook_holder): New variable.
7859 (node_duplication_hook_holder): New variable.
7860 (ipa_detect_param_modifications): Check for presence of modified flags.
7861 (ipa_compute_jump_functions): Check for presence of jump functions.
7862 (ipa_free_edge_args_substructures): New function.
7863 (ipa_create_node_params): Removed.
7864 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7865 (ipa_free_node_params_substructures): New function.
7866 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7868 (ipa_edge_removal_hook): New function.
7869 (ipa_node_removal_hook): New function.
7870 (duplicate_array): New function.
7871 (ipa_edge_duplication_hook): New function.
7872 (ipa_node_duplication_hook): New function.
7873 (ipa_register_cgraph_hooks): New function.
7874 (ipa_unregister_cgraph_hooks): New function.
7875 (free_all_ipa_structures_after_ipa_cp): New function.
7877 * ipa-prop.h: Include vec.h.
7878 (ipa_node_params_t): New typedef with vector types for it.
7879 (ipa_edge_args_t): New typedef with vector types for it.
7880 (IPA_NODE_REF): Changed to access an on-the-side vector.
7881 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7882 (ipa_check_create_node_params): New function.
7883 (ipa_check_create_edge_args): New function.
7885 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7888 2008-07-07 Tom Tromey <tromey@redhat.com>
7890 * configure, config.in: Rebuilt.
7891 * configure.ac: Don't check for scandir or alphasort.
7893 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7895 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7896 types immediately after creating them.
7898 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7900 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7902 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7904 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7905 dump_constraint_graph.
7906 (dump_constraint_edge): New function.
7907 (dump_constraint_graph): New function.
7908 (debug_constraint_graph): New function.
7909 (dump_constraint): Removed useless comparison.
7910 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7911 (dump_constraint_graph): Declare.
7912 (debug_constraint_graph): Declare.
7913 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7915 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7917 * config/i386/i386.c (is_va_list_char_pointer): New.
7918 (ix86_va_start): Replace compare with ms_va_list_type_node
7919 by is_va_list_char_pointer.
7920 (ix86_gimplify_va_arg): Likewise.
7922 2008-07-07 Martin Jambor <mjambor@suse.cz>
7924 * cgraph.c (cgraph_edge_max_uid): New variable.
7925 (struct cgraph_edge_hook_list): New type.
7926 (struct cgraph_node_hook_list): New type.
7927 (struct cgraph_2edge_hook_list): New type.
7928 (struct cgraph_2node_hook_list): New type.
7929 (first_cgraph_edge_removal_hook): New variable.
7930 (first_cgraph_node_removal_hook): New variable.
7931 (first_cgraph_edge_duplicated_hook): New variable.
7932 (first_cgraph_node_duplicated_hook): New variable.
7933 (cgraph_add_edge_removal_hook): New function.
7934 (cgraph_remove_edge_removal_hook): New function.
7935 (cgraph_call_edge_removal_hooks): New function.
7936 (cgraph_add_node_removal_hook): New function.
7937 (cgraph_remove_node_removal_hook): New function.
7938 (cgraph_call_node_removal_hooks): New function.
7939 (cgraph_add_edge_duplication_hook): New function.
7940 (cgraph_remove_edge_duplication_hook): New function.
7941 (cgraph_call_edge_duplication_hooks): New function.
7942 (cgraph_add_node_duplication_hook): New function.
7943 (cgraph_remove_node_duplication_hook): New function.
7944 (cgraph_call_node_duplication_hooks): New function.
7945 (cgraph_create_edge): Assign to edge uid.
7946 (cgraph_remove_edge): Call edge removal hooks.
7947 (cgraph_node_remove_callees): Call edge removal hooks.
7948 (cgraph_node_remove_callers): Call edge removal hooks.
7949 (cgraph_remove_node): Call node removal hooks.
7950 (cgraph_clone_edge): Call edge duplication hooks.
7951 (cgraph_clone_node): Call node duplication hooks.
7953 * cgraph.h (cgraph_edge): New field uid.
7954 (cgraph_edge_hook): New type.
7955 (cgraph_node_hook): New type.
7956 (cgraph_2edge_hook): New type.
7957 (cgraph_2node_hook): New type.
7959 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7961 * config.in: Regenerate.
7963 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7965 * gcc.c (print_sysroot): New.
7966 (option_map, display_help, process_command): Handle the
7967 -print-sysroot option.
7968 (main): Print the sysroot if requested.
7969 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7971 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7974 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7976 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7978 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7979 (assign_parm_setup_block_p): Also check mode of entry_parm.
7981 2008-07-07 Richard Guenther <rguenther@suse.de>
7983 * tree-ssa-structalias.h (set_used_smts): Remove.
7984 * tree-ssa-structalias.c (used_smts): Likewise.
7985 (set_used_smts): Likewise.
7986 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7987 call to set_used_smts.
7989 2008-07-07 Richard Guenther <rguenther@suse.de>
7991 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7992 (new_var_info): Set it to false.
7993 (solution_set_add): Correctly handle pointers outside a var and
7995 (type_safe): Treat variables with is_full_var properly.
7996 (do_sd_constraint): Likewise.
7997 (do_ds_constraint): Likewise.
7998 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7999 (get_constraint_for_ptr_offset): New function.
8000 (get_constraint_for_component_ref): For addresses at least include
8001 the last field of the variable. Handle is_full_vars properly.
8002 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8003 (handle_ptr_arith): Remove.
8004 (find_func_aliases): Simplify assignment handling.
8005 (create_function_info_for): For parameter and result varinfos set
8007 (create_variable_info_for): Set is_full_var flag whenever we
8008 just created a single varinfo for a decl.
8009 (init_alias_vars): Initialize use_field_sensitive from
8010 max-fields-for-field-sensitive parameter.
8012 2008-07-07 Richard Guenther <rguenther@suse.de>
8014 PR tree-optimization/36713
8015 * tree-flow-inline.h (is_call_used): New function.
8016 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8017 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8018 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8020 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8022 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8024 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8026 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8028 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8029 Nathan Sidwell <nathan@codesourcery.com>
8031 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8032 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8034 * config/m68k/t-linux: New.
8035 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8038 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8040 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8041 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8044 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8046 * gcc.c (execute): Fix -Wc++-compat warning.
8048 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8051 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8052 constant for little endian.
8054 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8056 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8057 mips_base_mips16 instead of TARGET_MIPS16.
8058 (mips_base_mips16): Declare.
8059 * config/mips/mips.c (mips_base_mips16): Make global.
8060 (was_mips16_p): Remove GTY marker.
8061 (was_mips16_pch_p): New variable.
8062 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8063 (mips_override_options): Force to non-MIPS16 mode initially.
8064 Do not complain about MIPS16 PIC incompatibilities here.
8065 Only allow -mgpopt if -mexplicit-relocs is in force for
8068 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8070 * configure.ac: Check for caddr_t, define to char * if not defined.
8071 * configure: Regenerate.
8072 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8073 (mmap_gt_pch_use_address): Likewise.
8074 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8076 2008-07-06 Richard Guenther <rguenther@suse.de>
8078 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8079 (new_var_info): Deal with it.
8080 (solution_set_add): Likewise.
8081 (bitpos_of_field): Make signed, fix.
8082 (struct fieldoff): Remove type and decl fields. Make size field
8083 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8085 (fieldoff_compare): Deal with it.
8086 (push_fields_onto_fieldstack): Remove has_union argument, glob
8087 adjacent non-pointer fields together.
8088 (create_function_info_for): Do not set has_union.
8089 (create_variable_info_for): Simplify.
8091 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8093 * config.gcc (extra_headers): Add cross-stdarg.h for target
8094 x86_64-*-* and i?86-*-*.
8095 * config/i386/cross-stdarg.h: New.
8096 * builtins.c (std_fn_abi_va_list): New.
8097 (std_canonical_va_list_type): New.
8098 (stabilize_va_list): Replace va_list_type_node use by
8099 mtarget.canonical_va_list_type.
8100 (gimplify_va_arg_expr): Likewise.
8101 (expand_builtin_va_copy): Replace va_list_type_node use by
8102 mtarget.fn_abi_va_list.
8103 * tree-sra.c (is_va_list_type): New helper.
8104 (decl_can_be_decomposed_p): Replace
8105 va_list_type_node use by is_va_list_type.
8106 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8107 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8108 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8109 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8110 (ix86_enum_va_list): New.
8111 * config/i386/i386.c (sysv_va_list_type_node): New.
8112 (ms_va_list_type_node): New.
8113 (ix86_function_type_abi): Remove sorry.
8114 (ix86_build_builtin_va_list_abi): New.
8115 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8117 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8118 (ix86_init_builtins_va_builtins_abi): New.
8119 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8121 (ix86_handle_abi_attribute): New.
8122 (attribute_spec): Add sysv_abi and ms_abi.
8123 (ix86_fn_abi_va_list): New.
8124 (ix86_canonical_va_list_type): New.
8125 (ix86_enum_va_list): New.
8126 (TARGET_FN_ABI_VA_LIST): New.
8127 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8128 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8129 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8130 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8131 (TARGET_ENUM_VA_LIST): New.
8132 * expr.h (std_fn_abi_va_list): New.
8133 (std_canonical_va_list_type): New.
8134 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8135 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8136 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8137 TARGET_CANONICAL_VA_LIST_TYPE.
8138 * target.h (struct gcc_target): Add fn_abi_va_list hook
8139 and canonical_va_list_type hook.
8141 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8143 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8144 integral and pointer types.
8146 2008-07-04 Roger Sayle <roger@eyesopen.com>
8148 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8149 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8151 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8154 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8156 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8158 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8159 build_gimple_modify_stmt.
8160 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8161 gimple operand. Use fold_build* instead of build*.
8163 2008-07-04 Richard Guenther <rguenther@suse.de>
8165 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8166 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8167 properly to compute the reachability set if we do field-sensitive PTA.
8168 * invoke.texi (max-fields-for-field-sensitive): Document default.
8169 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8170 100 for optimize >= 2.
8172 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8174 * ggc-zone.c (lookup_page_table_if_allocated,
8175 set_page_table_entry, zone_find_object_size, alloc_small_page,
8176 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8177 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8178 -Wc++-compat and/or -Wcast-qual warnings.
8180 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8183 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8184 pic_offset_table_rtx to be marked as used here.
8185 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8186 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8187 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8188 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8191 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8193 * alloc-pool.c (hash_descriptor, eq_descriptor,
8194 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8195 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8197 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8198 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8199 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8200 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8203 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8205 * tree-flow.h (loop_only_exit_p): Declare.
8206 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8207 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8208 the number of iterations if it is constant. Otherwise, if this is the
8209 only possible exit of the loop, use the conservative estimate on the
8210 number of iterations of the entire loop if available.
8212 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8214 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8215 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8216 Add synchronization functions.
8217 * config/sync.c: New file.
8218 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8219 (LIBGCC_SYNC_CFLAGS): Likewise.
8221 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8224 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8225 (*pushtf_sse): New insn pattern.
8226 (pushtf splitters): New splitters.
8228 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8231 * predict.c (build_predict_expr): Use void_type_node for the tree
8232 type, instead of NULL_TREE.
8234 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8236 * config/i386/i386.c (contains_aligned_value_p): Return true
8238 (ix86_data_alignment): Align TCmode to 128bits.
8239 (ix86_local_alignment): Likewise.
8241 2008-07-03 Andrew Haley <aph@redhat.com>
8244 * vec.h (VEC_TA): New.
8245 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8246 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8247 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8248 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8249 (C_COMMON_FIXED_TYPES): Remove first arg.
8250 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8251 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8252 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8253 not to use empty macro arguments.
8255 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8257 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8258 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8259 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8260 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8261 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8262 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8263 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8264 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8265 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8266 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8267 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8268 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8269 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8270 config/rs6000/e500crtres64gpr.asm,
8271 config/rs6000/e500crtres64gprctr.asm,
8272 config/rs6000/e500crtrest32gpr.asm,
8273 config/rs6000/e500crtrest64gpr.asm,
8274 config/rs6000/e500crtresx32gpr.asm,
8275 config/rs6000/e500crtresx64gpr.asm,
8276 config/rs6000/e500crtsav32gpr.asm,
8277 config/rs6000/e500crtsav64gpr.asm,
8278 config/rs6000/e500crtsav64gprctr.asm,
8279 config/rs6000/e500crtsavg32gpr.asm,
8280 config/rs6000/e500crtsavg64gpr.asm,
8281 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8282 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8283 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8284 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8285 config/sparc/sol2-cn.asm: Remove .file directives.
8287 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8289 * resource.c (mark_referenced_resources): Look inside
8290 UNSPEC_VOLATILEs and ASM_INPUTs.
8292 2008-07-02 Ian Lance Taylor <iant@google.com>
8294 * rtlanal.c (add_reg_note): New function.
8295 * rtl.h (add_reg_note): Declare.
8296 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8297 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8298 * builtins.c (expand_builtin_longjmp): Likewise.
8299 (expand_builtin_nonlocal_goto): Likewise.
8300 * calls.c (emit_call_1, expand_call): Likewise.
8301 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8302 * cfglayout.c (fixup_reorder_chain): Likewise.
8303 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8304 (commit_one_edge_insertion): Likewise.
8305 * combine.c (move_deaths, distribute_notes): Likewise.
8306 * df-problems.c (df_set_note): Likewise.
8307 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8308 (set_unique_reg_note): Likewise.
8309 (emit_copy_of_insn_after): Likewise.
8310 * expr.c (expand_expr_real): Likewise.
8311 * gcse.c (add_label_notes): Likewise.
8312 * haifa-sched.c (create_check_block_twin): Likewise.
8313 * jump.c (mark_jump_label_1): Likewise.
8314 * loop-doloop.c (add_test, doloop_modify): Likewise.
8315 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8316 * lower-subreg.c (move_eh_region_note): Likewise.
8317 * optabs.c (emit_libcall_block): Likewise.
8318 * predict.c (predict_insn): Likewise.
8319 (combine_predictions_for_insn): Likewise.
8320 * recog.c (peephole2_optimize): Likewise.
8321 * regmove.c (try_auto_increment): Likewise.
8322 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8323 * reload.c (find_reloads): Likewise.
8324 * reload1.c (fixup_eh_region_note): Likewise.
8325 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8326 * reorg.c (delete_prior_computation): Likewise.
8327 (delete_computation, dbr_schedule): Likewise.
8328 * config/pa/pa.c (legitimize_pic_address): Likewise.
8329 * config/sh/sh.c (sh_reorg): Likewise.
8331 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8334 * config/libgcc-glibc.ver: Add %exclude.
8335 * config/m32r/libgcc-glibc.ver: Likwise.
8336 * config/s390/libgcc-glibc.ver: Likwise.
8337 * config/sh/libgcc-glibc.ver: Likwise.
8338 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8340 * config/i386/libgcc-glibc.ver: New.
8342 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8344 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8346 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8347 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8348 i[34567]86-*-linux*, x86_64-*-linux*. Add
8349 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8350 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8351 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8352 i[34567]86-*-linux*, x86_64-*-linux*.
8354 * libgcc-std.ver: Add empty GCC_4.4.0.
8356 * mkmap-symver.awk: Support multiple versions per symbol.
8358 * config/i386/i386.c (ix86_init_builtins): Always define
8359 __builtin_fabsq and __builtin_copysignq with fallbacks.
8360 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8361 and __builtin_copysignq if SSE2 isn't available.
8363 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8364 (LIBGCC2_TF_CEXT): Likwise.
8367 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8369 * config/i386/sfp-machine.h: Moved to libgcc.
8371 * config/i386/sfp-machine.h: New.
8372 * config/i386/t-linux: Likwise.
8374 * config/i386/t-darwin: Remove softfp_wrap_start and
8376 * config/i386/t-darwin64: Likewise.
8378 * config/i386/t-fprules-softfp64: Renamed to ...
8379 * config/i386/t-fprules-softfp: This.
8381 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8382 and softfp_wrap_end.
8384 2008-07-02 Jason Merrill <jason@redhat.com>
8386 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8388 * tree.c (ctor_to_list): New fn.
8389 * tree.h: Declare it.
8390 (CONSTRUCTOR_ELT): New macro.
8391 (CONSTRUCTOR_NELTS): New macro.
8393 2008-07-02 Richard Guenther <rguenther@suse.de>
8395 * tree-ssa-structalias.c (struct variable_info): Reorder
8396 to fill padding on 64bit hosts. Make collapsed_to an int.
8397 (get_varinfo_fc): Deal with that.
8398 (new_var_info): Likewise.
8399 (collapse_rest_of_var): Likewise.
8401 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8403 * doc/install.texi (--enable-java-home): Document.
8404 (--enable-aot-compile-rpm): Likewise.
8405 (--with-arch-directory): Likewise.
8406 (--with-os-directory): Likewise.
8407 (--with-origin-name): Likewise.
8408 (--with-arch-suffix): Likewise.
8409 (--with-jvm-root-dir): Likewise.
8410 (--with-jvm-jar-dir): Likewise.
8411 (--with-python-dir): Likewise.
8413 2008-07-02 Richard Guenther <rguenther@suse.de>
8415 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8416 from decls explicitly. Merge operand checking from tuples.
8418 2008-07-02 Martin Jambor <mjambor@suse.cz>
8420 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8422 2008-07-02 Martin Jambor <mjambor@suse.cz>
8424 * tree-switch-conversion.c: Included timevar.h
8425 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8427 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8429 2008-07-02 Martin Jambor <mjambor@suse.cz>
8431 * tree-switch-conversion.c: Corrected various comments and
8433 (build_constructors): Fixed minor formatting mistakes.
8435 * invoke.texi (Optimize Options): Corrected the
8436 switch-conversion-max-branch-ratio parameter.
8438 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8440 * final.c (asm_insn_count): Return zero for an empty asm body.
8442 2008-07-02 Richard Guenther <rguenther@suse.de>
8444 * bitmap.h (bitmap_set_bit): Return bool.
8445 (bitmap_clear_bit): Likewise.
8446 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8447 write to the bitmap if it would.
8448 (bitmap_clear_bit): Likewise.
8449 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8450 bitmap_set_bit return value.
8451 (add_pred_graph_edge): Likewise.
8452 (add_graph_edge): Likewise.
8453 (do_sd_constraint): Likewise.
8454 (do_ds_constraint): Likewise.
8456 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8458 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8459 Fix -Wc++-compat and/or -Wcast-qual warnings.
8460 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8461 gen_regparm_prefix): Likewise.
8462 * vmsdbgout.c (write_modbeg, lookup_filename,
8463 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8465 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8467 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8468 defaults.h definition apply.
8470 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8472 * function.c (assign_parm_remove_parallels): New.
8473 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8475 (assign_parm_setup_block): Do not handle them.
8476 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8477 assign_parm_remove_parallels.
8479 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8481 * c-typeck.c (convert_for_assignment): Use
8482 vector_targets_convertible_p.
8483 * c-common.c (vector_targets_convertible_p): New.
8484 * c-common.h (vector_targets_convertible_p): New prototype.
8485 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8486 opaque_p_V2SI_type_node.
8488 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8490 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8493 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8495 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8496 TFmode constants via two element DImode vector for hosts with
8497 HOST_BITS_PER_WIDE_INT < 64.
8498 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8499 also for HOST_BITS_PER_WIDE_INT < 64.
8501 2008-07-01 Richard Guenther <rguenther@suse.de>
8503 PR tree-optimization/36666
8504 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8505 (get_constraint_exp_from_ssa_var): Split into ...
8506 (get_constraint_exp_for_temp): ... this ...
8507 (get_constraint_for_ssa_var): ... and that.
8508 Return constraint expressions for all touched sub-fields
8509 if the results address is not taken.
8510 (process_constraint): Remove assertion that aggregate
8511 assignments do not happen at this place.
8512 (get_constraint_for_component_ref): Add address_p argument.
8513 Return constraint expressions for all touched sub-fields
8514 if the results address is not taken.
8515 (do_deref): Use get_constraint_exp_for_temp.
8516 (get_constraint_for_1): Rename from ...
8517 (get_constraint_for): ... this. Add the old function as wrapper.
8518 (do_structure_copy): Use get_constraint_for_1.
8520 2008-07-01 Martin Jambor <mjambor@suse.cz>
8522 * Makefile.in (tree-switch-conversion.o): Add.
8523 (OBJS-common): Add tree-swtch-conversion.o.
8524 * passes.c (init_optimization_passes): Add pass_convert_switch.
8525 * tree-pass.h: (pass_convert_switch): Add.
8526 * tree-switch-conversion.c: New file.
8527 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8528 * common.opt (ftree-cswtch): New option.
8529 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8530 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8531 * opts.c (decode_options): Set flag_tree_switch_conversion when
8532 optimization level is >= 2.
8533 * doc/invoke.texi (Optimize Options): Added description of
8534 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8536 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8538 * config/darwin-driver.c (darwin_default_min_version): Fix
8539 -Wc++-compat warnings.
8541 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8543 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8546 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8548 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8550 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8552 PR rtl-optimization/34744
8553 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8554 (df_scan_free_internal): Free data structures not
8555 allocated in storage pools.
8556 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8557 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8558 df_scan_free_mws_vec.
8559 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8562 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8564 * config/i386/i386.c (contains_aligned_value_p): Return true
8566 (ix86_function_arg_boundary): Return its natural boundary
8568 (return_in_memory_32): Don't check TDmode.
8569 (ix86_split_to_parts): Support splitting into 4 parts and
8570 support TFmode for 32bit target.
8571 (ix86_split_long_move): Support splitting into 4 parts.
8572 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8574 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8575 (ix86_init_builtins): Here.
8576 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8577 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8578 'q' and 'w', respectively.
8580 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8582 (movtf_internal): Likewise.
8583 (<code>tf2): Likewise.
8584 (*absnegtf2_sse): Likewise.
8585 (copysign<mode>3): Likewise.
8586 (copysign<mode>3_const): Likewise.
8587 (copysign<mode>3_var): Likewise.
8588 (define_split UNSPEC_COPYSIGN): Likewise.
8589 * config/i386/sse.md (*nandtf3): Likewise.
8590 (<code>tf3): Likewise.
8591 (*<code>tf3): Likewise.
8593 2008-06-30 Joey Ye <joey.ye@intel.com>
8594 H.J. Lu <hongjiu.lu@intel.com>
8596 * global.c (compute_regsets): Set frame_pointer_needed here.
8597 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8599 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8601 * doc/install.texi (specific): Expand Windows build notes.
8603 2008-06-30 Ira Rosen <irar@il.ibm.com>
8605 PR tree-optimization/36648
8606 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8607 number of prolog iterations by step. Fix the comment.
8609 2008-06-30 Richard Guenther <rguenther@suse.de>
8612 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8613 handle calls from ECF_MALLOC functions.
8614 (handle_pure_call): ECF_MALLOC functions do not return
8616 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8618 2008-06-29 Andreas Schwab <schwab@suse.de>
8620 * config/m68k/m68k.c (print_operand): Always print a float
8622 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8623 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8626 * config/rs6000/x-linux64: Remove never used file.
8628 2008-06-29 Richard Guenther <rguenther@suse.de>
8630 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8632 (struct alias_info): Move ...
8633 * tree-ssa-alias.c: ... here.
8634 (update_alias_info): Declare.
8635 (compute_may_aliases): Call it.
8636 (update_alias_info): New function.
8637 * tree-ssa-structalias.c (update_alias_info): Move ...
8638 * tree-ssa-alias.c (update_alias_info_1): ... here.
8639 * tree-ssa-structalias.c (process_constraint_1): Remove
8640 unused from_call argument. Rename to ...
8641 (process_constraint): ... this. Delete old wrapper.
8642 (make_constraint_to): Adjust callers.
8643 (handle_const_call): Likewise.
8644 (handle_pure_call): Likewise.
8645 (init_base_vars): Likewise.
8646 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8647 (find_func_aliases): We don't need structure copies for
8649 (make_constraint_from_anything): Remove.
8650 (create_variable_info_for): For globals make constraints
8651 from escaped, not from anything.
8652 (compute_points_to_sets): Do not call update_alias_info.
8653 (ipa_pta_execute): Use make_constraint_from.
8655 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8657 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8658 (bitmap.o-warn, dominance.o-warn): New.
8659 * configure.ac (cxx_compat_warn): Delete.
8660 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8661 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8663 * configure: Regenerate.
8665 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8668 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8670 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8671 * df-scan.c (df_notes_rescan): Likewise.
8672 * ggc-page.c (set_page_table_entry): Likewise.
8673 * intl.c (gcc_gettext_width): Likewise.
8674 * varasm.c (get_unnamed_section, get_noswitch_section,
8675 get_section): Likewise.
8677 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8679 * regrename.c (build_def_use): Don't copy RTX.
8681 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8683 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8684 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8685 punctuation. Use @ref instead of @xref.
8686 (Function Names): Remove stray @display/@end display.
8687 (C++ Attributes): Use @ref instead of @xref.
8688 (Deprecated Features): Fix punctuation around @xref.
8689 (Backwards Compatibility): Likewise.
8690 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8692 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8694 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8695 constants for E500 double.
8697 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8699 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8700 element type of const_vector.
8702 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8704 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8705 Remove FLAGS_REG clobber from expander pattern.
8706 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8707 (anddi3, andsi3, andhi3, andqi3): Ditto.
8708 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8709 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8710 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8711 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8712 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8713 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8714 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8715 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8717 2008-06-28 Richard Guenther <rguenther@suse.de>
8719 * tree-ssa-structalias.c (callused_id, var_callused,
8720 callused_tree): Add.
8721 (handle_pure_call): New function.
8722 (find_func_aliases): Call it.
8723 (find_what_p_points_to): Handle the call-used set.
8724 (clobber_what_escaped): Likewise.
8725 (compute_call_used_vars): New function.
8726 (init_base_vars): Init the call-used variable.
8727 (do_sd_constraint): Do not propagate the solution from CALLUSED
8728 but use CALLUSED as a placeholder.
8729 (solve_graph): Likewise.
8730 * tree-flow-inline.h (gimple_call_used_vars): New function.
8731 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8732 (compute_call_used_vars): Declare.
8733 * tree-ssa-alias.c (set_initial_properties): Call
8734 compute_call_used_vars.
8735 (reset_alias_info): Clear call-used variables.
8736 (add_call_clobber_ops): Assert we are not called for const/pure
8737 functions. Remove handling of them.
8738 (add_call_read_ops): Handle pure functions by adding the
8739 call-used set of variables as VUSEs.
8740 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8741 (delete_tree_ssa): Free it.
8742 * tree-dfa.c (remove_referenced_var): Clear the var from the
8745 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8747 * tree.c (build_varargs_function_type_list): New.
8748 (build_function_type_list_1): New.
8749 (build_function_type_list): Use build_function_type_list_1.
8750 * tree.h (build_varargs_function_type_list): New.
8752 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8755 * config/spu/spu.c (spu_builtin_splats): Do not generate
8756 invalid CONST_VECTOR expressions.
8757 (spu_expand_vector_init): Likewise.
8759 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8761 * optabs.c (libfunc_decls): New variable.
8762 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8763 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8764 for the same function twice.
8766 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8768 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8769 ix86_expand_binary_operator directly.
8770 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8772 (*ashrti3_1): Ditto.
8773 (*lshrti3_1): Ditto.
8774 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8775 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8776 using only one splitter. Conditionaly execute splitter before or
8777 after peephole2 pass.
8778 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8779 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8780 Use only one alternative in asm template.
8781 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8783 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8784 "J" operand constraint for operand 2.
8785 (*ashldi3_cconly_rex64): Ditto.
8786 (*ashrdi3_cmp_rex64): Ditto.
8787 (*ashrdi3_cconly_rex64): Ditto.
8788 (*lshrdi3_cmp_rex64): Ditto.
8789 (*lshrdi3_cconly_rex64): Ditto.
8790 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8791 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8792 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8795 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8797 * gimplify.c (omp_is_private): Don't return true if decl is not
8798 already private on #pragma omp for or #pragma omp parallel for.
8801 * tree-cfg.c (struct move_stmt_d): Replace block field with
8802 orig_block and new_block fields.
8803 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8804 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8805 (move_block_to_fn): Replace vars_map and new_label_map arguments
8806 with struct move_stmt_d pointer.
8807 (replace_block_vars_by_duplicates): New function.
8808 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8809 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8810 all subblocks of ORIG_BLOCK to the new function. Call
8811 replace_block_vars_by_duplicates.
8812 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8813 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8814 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8815 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8816 (expand_omp): Temporarily set input_location to the location of
8817 region's controlling stmt.
8818 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8819 BIND_EXPR, push ctx->block_vars and gimplification vars into
8820 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8822 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8823 there are any BLOCK_VARS.
8824 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8825 OMP_PARALLEL or OMP_TASK stmt.
8826 (lower_omp): Save and restore input_location around the lower_omp_1
8829 2008-06-27 Richard Guenther <rguenther@suse.de>
8831 PR tree-optimization/36400
8832 PR tree-optimization/36373
8833 PR tree-optimization/36344
8834 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8835 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8836 (update_alias_info): Remove call clobbering code.
8837 (make_constraint_to): New helper function.
8838 (make_escape_constraint): Likewise.
8839 (handle_rhs_call): Use it on all pointer containing arguments.
8840 Also mark the static chain escaped.
8841 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8842 instead of ANYTHING.
8843 (make_constraint_from): New helper split out from ...
8844 (make_constraint_from_anything): ... here.
8845 (find_func_aliases): Add constraints for escape sites.
8846 (intra_create_variable_infos): Make constraints from NONLOCAL
8848 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8850 (clobber_what_p_points_to): Remove.
8851 (clobber_what_escaped): New function.
8852 (init_base_vars): Init NONLOCAL and ESCAPED.
8853 (do_sd_constraint): Do not propagate the solution from ESCAPED
8854 but use ESCAPED as a placeholder.
8855 (solve_graph): Likewise.
8856 * tree-flow.h (clobber_what_p_points_to): Remove.
8857 (clobber_what_escaped): Declare.
8858 * tree-ssa-alias.c (set_initial_properties): Call it.
8859 Remove code clobbering escaped pointers.
8861 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8863 * function.c (allocate_struct_function): Only allocate a unique
8864 funcdef_no if the decl is nonzero.
8866 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8868 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8869 * config/mips/mips.c (mips_split_const_insns): New function.
8870 * config/mips/mips.md (move_type): New attribute.
8871 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8872 (dword_mode): New attribute.
8873 (type): Avoid long line. Map "move_type"s to "type"s,
8874 choosing "multi" for doubleword moves if appropriate.
8875 Swap MTC/MFC comments to match their declaration order.
8876 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8877 "type" is "branch" or "jal" is "direct".
8878 (length): Handle "extended_mips16" first. Make the default
8879 "0" for "ghost" instructions. Set the length from "move_type".
8880 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8881 of "type", with "sll0" for the register alternative. Remove the
8882 "extended_mips16" attribute.
8883 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8884 of "type", with "shift_shift" for the register alternative.
8885 Remove the "length" attribute.
8886 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8887 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8888 of "type", with "andi" for the register alternative.
8889 (*zero_extendqihi2): Likewise.
8890 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8891 of "andi" instead of a "type" of "arith".
8892 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8894 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8895 (mov_<store>r, *mov<mode>_ra): Likewise.
8896 (extendsidi2): Use "move_type" instead of "type", with "move"
8897 for the register alternative.
8898 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8899 of "type", with "signext" for the register alternative.
8900 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8901 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8902 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8903 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8904 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8905 (unnamed branch insn): Likewise.
8906 (*movdi_gp32_fp64): Fold into...
8907 (*movdi_32bit): ...here.
8908 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8909 (*movdf_hardfloat): ...this new pattern.
8910 (*movdf_softfloat): Remove redundant FPR alternatives.
8911 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8912 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8913 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8914 the "move" attribute.
8915 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8916 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8917 and "store" for COP loads and stores.
8918 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8919 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8920 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8921 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8922 (*movtf_mips16, *movv2sf): Likewise.
8923 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8924 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8925 (mfhc1<mode>): Use "move_type" instead of "move".
8926 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8927 (loadgp_blockage): Remove the "length" attribute.
8928 (blockage, set_got_version, update_got_version): Likewise.
8929 (call_internal): Remove the "extended_mips16" attribute.
8930 (call_value_internal, call_value_multiple_internal): Likewise.
8931 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8933 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8934 the "length" attribute.
8936 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8938 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8939 -Wcast-qual warnings.
8940 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8941 handle_pragma_pop_macro): Likewise.
8942 * collect2.c (resolve_lib_name): Likewise.
8943 * config/arc/arc.c (arc_init): Likewise.
8944 * config/arm/arm.c (neon_builtin_compare,
8945 locate_neon_builtin_icode): Likewise.
8946 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8947 * config/bfin/bfin.c (bfin_init_machine_status,
8948 bfin_optimize_loop): Likewise.
8949 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8950 * config/cris/cris.c (cris_init_expanders): Likewise.
8951 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8952 * config/darwin.c (machopic_indirection_eq,
8953 machopic_indirection_name, machopic_output_indirection): Likewise.
8954 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8955 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8956 frv_optimize_membar): Likewise.
8957 * config/i386/cygwin.h (mingw_scan,
8958 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8959 * config/i386/cygwin1.c (mingw_scan): Likewise.
8960 * config/i386/i386.c (machopic_output_stub): Likewise.
8961 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8962 i386_pe_unique_section): Likewise.
8963 * config/ia64/ia64.c (ia64_init_machine_status,
8964 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8966 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8967 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8968 * config/m68k/m68k.c (m68k_handle_option,
8969 m68k_sched_md_init_global): Likewise.
8970 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8971 mcore_unique_section): Likewise.
8972 * config/mips/mips.c (mips_block_move_straight,
8973 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8975 * config/mmix/mmix.c (mmix_init_machine_status,
8976 mmix_encode_section_info): Likewise.
8977 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8978 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8979 print_operand_address, output_toc, redefine_groups,
8980 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8981 * config/s390/s390.c (s390_init_machine_status): Likewise.
8982 * config/score/score.c (score_block_move_straight,
8983 score_block_move_loop_body): Likewise.
8984 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8985 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8986 * emit-rtl.c (find_auto_inc): Likewise.
8987 * gcc.c (translate_options, process_command): Likewise.
8988 * reorg.c (dbr_schedule): Likewise.
8989 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8990 * xcoffout.c (xcoffout_declare_function): Likewise.
8992 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8994 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8995 ipa-pta working again.
8997 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8999 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9002 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9004 * config.gcc (powerpc*-*-*): Add new core e500mc.
9005 * config/rs6000/e500mc.md: New file.
9006 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9008 (rs6000_override_options): Add e500mc case to
9009 processor_target_table. Altivec and Spe options not allowed
9010 with e500mc. Add isel instruction to e500mc by
9011 default. Initialize rs6000_cost for e500mc.
9012 (rs6000_issue_rate): Set issue rate for e500mc.
9013 * config/rs6000/rs6000.h (processor_type): Add
9014 PROCESSOR_PPCE500MC.
9015 (ASM_CPU_SPEC): Add e500mc.
9016 Set TARGET_ISEL to rs6000_isel.
9017 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9018 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9019 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9021 * doc/invoke.texi: Add e500mc to list of cpus.
9023 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9026 * c-lex.c (lex_charconst): Initialize unsignedp.
9028 2008-06-27 Olivier Hainque <hainque@adacore.com>
9030 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9031 documented assumptions.
9033 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9035 * dwarf2out.c: Remove trailing white spaces. Break long line
9038 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9040 * libfuncs.h (LTI_synchronize): New libfunc_index.
9041 (synchronize_libfunc): Declare.
9042 * builtins.c (expand_builtin_synchronize): Consider using
9043 synchronize_libfunc before falling back on an asm blockage.
9044 * config/mips/mips.c: Include libfuncs.h
9045 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9047 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9049 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9050 parameter. Copy stack_reg to r11 where appropriate.
9051 (no_global_regs_above): Add gpr parameter.
9052 (rs6000_stack_info): Only add padding for SPE save area if we
9053 are saving SPE GPRs and CR.
9054 (saveres_routine_syms): New variable.
9055 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9057 (rs6000_savres_routine_sym): New function.
9058 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9060 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9061 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9062 Tweak FPR out-of-line saving.
9063 (rs6000_make_savres_rtx): New function.
9064 (rs6000_use_multiple_p): New function.
9065 (rs6000_savres_strategy): New function.
9066 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9067 out-of-line if appropriate.
9068 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9069 if we are optimizing for size.
9070 (GP_SAVE_INLINE): Define.
9071 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9072 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9073 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9074 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9075 (*save_fpregs_<mode>): Add use of r11.
9076 (*restore_gpregs_<mode>): New insn.
9077 (*return_and_restore_gpregs_<mode>): New insn.
9078 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9080 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9081 (*restore_gpregs_spe): New insn.
9082 (*return_and_restore_gpregs_spe): New insn.
9083 * config/rs6000/predicates.md (save_world_operation): Fix check.
9085 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9087 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9088 this point, so assert that.
9090 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9092 * cfganal.c: Include vec.h and vecprim.h.
9093 (compute_idf): Import from...
9094 * tree-into-ssa (compute_idf): ...here.
9095 * basic-block.h (compute_idf): Export.
9097 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9099 * c-decl.c (merge_decls): Use !current_function_decl to check for
9100 extern declaration of C99 inline function being at file scope.
9102 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9104 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9106 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9108 * alias.c (record_alias_subset, init_alias_analysis): Fix
9109 -Wc++-compat and/or -Wcast-qual warnings.
9110 * attribs.c (lookup_attribute_spec): Likewise.
9111 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9112 copy_bb, connect_traces,
9113 find_rarely_executed_basic_blocks_and_cr): Likewise.
9114 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9115 note_btr_set, migrate_btr_defs): Likewise.
9116 * builtins.c (result_vector, expand_builtin_memcpy,
9117 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9118 builtin_memset_read_str, expand_builtin_printf,
9119 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9121 * caller-save.c (mark_set_regs): Likewise.
9122 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9123 * cgraph.c (cgraph_edge): Likewise.
9124 * combine.c (likely_spilled_retval_1): Likewise.
9125 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9126 htab_counts_entry_del, get_coverage_counts): Likewise.
9127 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9128 new_cselib_val): Likewise.
9129 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9130 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9132 * df-core.c (df_compact_blocks): Likewise.
9133 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9134 * df-scan.c (df_grow_reg_info, df_ref_create,
9135 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9136 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9137 df_record_entry_block_defs, df_record_exit_block_uses,
9138 df_bb_verify): Likewise.
9139 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9140 DF_REF_EXTRACT_MODE_CONST): New.
9141 * dominance.c (get_immediate_dominator, get_dominated_by,
9142 nearest_common_dominator, root_of_dom_tree,
9143 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9144 -Wc++-compat and/or -Wcast-qual warnings.
9145 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9146 record_store, replace_read, check_mem_read_rtx, scan_insn,
9147 dse_step1, dse_record_singleton_alias_set): Likewise.
9148 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9150 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9152 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9153 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9154 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9155 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9156 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9157 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9158 file_name_acquire, output_file_names, add_const_value_attribute,
9159 premark_used_types_helper, file_table_eq, file_table_hash,
9160 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9161 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9162 -Wcast-qual warnings.
9163 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9164 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9165 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9166 gen_reg_rtx, start_sequence, init_emit): Likewise.
9167 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9168 * except.c (init_eh_for_function, gen_eh_region,
9169 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9170 arh_to_landing_pad, arh_to_label, add_action_record,
9171 add_call_site, switch_to_exception_section): Likewise.
9172 * expmed.c (synth_mult): Likewise.
9173 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9174 store_expr): Likewise.
9175 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9177 * function.c (assign_stack_temp_for_type,
9178 allocate_struct_function, match_asm_constraints_1): Likewise.
9179 * gcov-io.c (gcov_allocate): Likewise.
9180 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9181 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9182 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9183 record_one_set, insert_expr_in_table, insert_set_in_table,
9184 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9185 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9186 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9187 -Wcast-qual warnings.
9189 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9191 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9192 -Wcast-qual warnings.
9193 * gcc.c (process_command): Likewise.
9194 * genattrtab.c (oballoc): Use XOBNEW.
9195 (oballocvec): Define.
9196 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9197 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9198 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9199 -Wc++-compat and/or -Wcast-qual warnings.
9200 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9201 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9202 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9203 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9204 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9205 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9206 add_excls, process_presence_absence_names,
9207 process_presence_absence_patterns, add_presence_absence,
9208 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9209 get_free_state, add_arc, get_free_automata_list_el,
9210 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9211 transform_3, cache_presence, create_ainsns, create_automata,
9212 create_state_ainsn_table, dfa_insn_code_enlarge,
9213 output_trans_func, output_min_issue_delay_func,
9214 output_dead_lock_func, output_reset_func,
9215 output_get_cpu_unit_code_func, output_dfa_start_func,
9216 expand_automata): Likewise.
9217 * genextract.c (gen_insn): Likewise.
9218 * gengtype-lex.l: Likewise.
9219 * gengtype.c (read_input_list, adjust_field_type,
9220 process_gc_options): Likewise.
9221 * genoutput.c (note_constraint): Likewise.
9222 * genpreds.c (mangle, add_constraint): Likewise.
9223 * genrecog.c (process_define_predicate, new_decision,
9224 add_to_sequence): Likewise.
9225 * gensupport.c (record_insn_name): Likewise.
9227 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9229 * config/i386/driver-i386.c (detect_caches_amd,
9230 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9231 and/or -Wcast-qual warnings.
9232 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9233 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9234 gt_pch_save): Likewise.
9235 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9236 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9237 * global.c (compute_regsets): Likewise.
9238 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9239 finish_graph_dump_file): Likewise.
9240 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9241 unlink_bb_notes): Likewise.
9242 * integrate.c (get_hard_reg_initial_val): Likewise.
9243 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9244 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9245 * local-alloc.c (update_equiv_regs): Likewise.
9246 * loop-invariant.c (check_invariant_table_size,
9247 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9249 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9250 altered_reg_used, mark_altered): Likewise.
9251 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9252 insert_var_expansion_initialization,
9253 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9254 release_var_copies): Likewise.
9255 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9256 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9257 analyze_accesses_for_phi_node, check_var_notmodified_p,
9258 check_allocation_function, find_sites_in_func,
9259 record_all_accesses_in_func, transform_access_sites,
9260 transform_allocation_sites): Likewise.
9261 * omp-low.c (new_omp_region, create_omp_child_function_name,
9262 check_omp_nesting_restrictions, check_combined_parallel,
9263 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9264 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9265 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9266 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9268 * opts-common.c (prune_options): Likewise.
9269 * opts.c (add_input_filename, print_filtered_help,
9270 get_option_state): Likewise.
9271 * params.c (add_params): Likewise.
9272 * passes.c (set_pass_for_id, next_pass_1,
9273 do_per_function_toporder, pass_fini_dump_file): Likewise.
9274 * postreload.c (reload_cse_simplify_operands): Likewise.
9275 * predict.c (tree_predicted_by_p, tree_predict_edge,
9276 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9278 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9280 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9282 * recog.c (check_asm_operands, validate_change_1): Likewise.
9283 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9284 subst_asm_stack_regs): Likewise.
9285 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9286 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9287 * regmove.c (reg_is_remote_constant_p): Likewise.
9288 * regrename.c (regrename_optimize, scan_rtx_reg,
9289 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9291 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9292 regstat_compute_calls_crossed): Likewise.
9293 * reload1.c (init_reload, new_insn_chain,
9294 has_nonexceptional_receiver, reload, copy_reloads,
9295 calculate_needs_all_insns, init_elim_table): Likewise.
9296 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9297 * rtl.c (shallow_copy_rtx_stat): Likewise.
9298 * rtlanal.c (parms_set): Likewise.
9299 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9300 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9301 * sched-ebb.c (earliest_block_with_similiar_load,
9302 add_deps_for_risky_insns): Likewise.
9303 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9304 schedule_region): Likewise.
9305 * see.c (eq_descriptor_pre_extension,
9306 hash_descriptor_pre_extension, hash_del_pre_extension,
9307 eq_descriptor_properties, hash_descriptor_properties,
9308 hash_del_properties, see_seek_pre_extension_expr,
9309 see_initialize_data_structures, see_print_register_properties,
9310 see_print_pre_extension_expr, see_delete_merged_def_extension,
9311 see_delete_unmerged_def_extension, see_emit_use_extension,
9312 see_pre_delete_extension, see_map_extension, see_commit_changes,
9313 see_analyze_merged_def_local_prop,
9314 see_analyze_merged_def_local_prop,
9315 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9316 see_set_prop_merged_def, see_set_prop_unmerged_def,
9317 see_set_prop_unmerged_use, see_print_one_extension,
9318 see_merge_one_use_extension, see_merge_one_def_extension,
9319 see_store_reference_and_extension, see_update_uses_relevancy,
9320 see_update_defs_relevancy): Likewise.
9321 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9322 hash_statistics_free, curr_statistics_hash): Likewise.
9323 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9324 expand_asm_operands, expand_return, case_bit_test_cmp,
9325 expand_case): Likewise.
9326 * stor-layout.c (start_record_layout): Likewise.
9327 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9328 gt_pch_save_stringpool): Likewise.
9329 * tree-data-ref.c (hash_stmt_vertex_info,
9330 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9331 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9333 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9336 * config/i386/i386.md : Change constraints of HImode and QImode
9337 immediate operands from "i" to "n". Change SImode "ni" constraint to
9338 "i" and SImode "rmi" constraint to "g". Remove all constraints
9339 from const0_operand and const1_operand predicated operands.
9340 (i): Change QImode and HImode attribute from "i" to "n".
9341 (*subqi_2): Change HImode operands to QImode.
9344 2008-06-25 Olivier Hainque <hainque@adacore.com>
9346 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9349 2008-06-25 Richard Guenther <rguenther@suse.de>
9351 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9352 not overflow the result type.
9354 2008-06-25 Richard Guenther <rguenther@suse.de>
9356 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9357 (vn_lookup): Likewise.
9359 2008-06-25 Richard Guenther <rguenther@suse.de>
9361 PR tree-optimization/35518
9362 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9363 * tree-sra.c (instantiate_element): Use fold_build3 to build
9365 (try_instantiate_multiple_fields): Likewise.
9367 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9369 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9372 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9374 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9375 use_backchain_to_restore_sp to true
9376 if the offset of the link register save area would go over the 32k - 1
9377 offset limit of the load
9380 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9382 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9383 anchor for the type-punning blurb. Cross-reference "Structures
9384 unions enumerations and bit-fields implementation". Provide a
9385 cast-through-pointer example. Make final sentence self-contained.
9386 * doc/implement-c.texi (Structures unions enumerations and
9387 bit-fields implementation): Cross-reference the type-punning blurb
9388 in the -fstrict-aliasing documentation.
9390 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9393 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9394 the memory instead of the memory itself for the save area.
9396 2008-06-24 Olivier Hainque <hainque@adacore.com>
9397 Nicolas Roche <roche@adacore.com>
9399 * gengtype.c (srcdir_len): size_t instead of int.
9400 (get_file_realbasename): New function. For F a filename, the real
9401 basename of F, with all the path components stripped.
9402 (get_file_srcdir_relative_path): New function. For F a filename, the
9403 relative path to F from $(srcdir).
9404 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9405 get_file_realbasename. Adjust the head comment.
9406 (get_prefix_langdir_index): New function. For F a filename, return the
9407 lang_dir_names[] relative index of the language directory that is
9409 (get_file_langdir): For F a filename, return the name of the language
9410 directory where F is located.
9411 (get_file_gtfilename): New function. The gt- output file name for an
9413 (get_output_file_with_visibility): Replace in-line computations with
9414 uses of get_file_gtfilename and get_prefix_langdir_index.
9415 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9417 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9419 PR tree-optimization/36504
9420 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9421 references without base address.
9423 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9426 * calls.c (expand_call): Increase alignment for recursive functions.
9428 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9430 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9431 (TARGET_FUNCTION_VALUE): New define.
9432 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9433 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9435 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9437 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9438 (fmod<mode>3): Ditto.
9439 (remainderxf3): Ditto.
9440 (remainder<mode>3): Ditto.
9442 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9445 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9446 REG is a hard register.
9448 PR tree-optimization/36508
9449 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9450 499, don't check it at all in release compilers.
9452 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9455 together with SSE_TARGET_MATH to disable insn pattern.
9456 (*fop_<MODEF:mode>_2_i387): Ditto.
9457 (*fop_<MODEF:mode>_3_i387): Ditto.
9459 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9461 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9463 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9466 * gimplify.c (gimplify_asm_expr): Check the return code of
9467 parse_output_constraint call, set function return and is_inout
9470 2008-06-22 Ian Lance Taylor <iant@google.com>
9472 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9473 (narrowest_signed_type): Likewise.
9474 * c-typeck.c (c_common_type): Change local variable mclass to enum
9476 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9477 tcc_comparison, not the tree code itself.
9478 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9479 (c_expand_expr): Cast modifier to enum expand_modifier.
9480 * c-common.h (C_RID_CODE): Add casts.
9481 (C_SET_RID_CODE): Define.
9482 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9483 (c_lex_one_token): Add cast to avoid warning.
9484 (c_parser_objc_type_name): Rename local typename to type_name.
9485 (check_no_duplicate_clause): Change code parameter to enum
9487 (c_parser_omp_var_list_parens): Change kind parameter to enum
9489 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9490 c_parser_omp_list_var_parens.
9491 (c_parser_omp_threadprivate): Likewise.
9492 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9493 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9494 * c-format.c (NO_FMT): Define.
9495 (printf_length_specs): Use NO_FMT.
9496 (asm_fprintf_length_specs): Likewise.
9497 (gcc_diag_length_specs): Likewise.
9498 (scanf_length_specs): Likewise.
9499 (strfmon_length_specs): Likewise.
9500 (gcc_gfc_length_specs): Likewise.
9501 (printf_flag_specs): Change 0 to STD_C89.
9502 (asm_fprintf_flag_specs): Likewise.
9503 (gcc_diag_flag_specs): Likewise.
9504 (gcc_cxxdiag_flag_specs): Likewise.
9505 (scanf_flag_specs): Likewise.
9506 (strftime_flag_specs): Likewise.
9507 (strfmon_flag_specs): Likewise.
9508 (print_char_table): Likewise.
9509 (asm_fprintf_char_table): Likewise.
9510 (gcc_diag_char_table): Likewise.
9511 (gcc_tdiag_char_table): Likewise.
9512 (gcc_cdiag_char_table): Likewise.
9513 (gcc_cxxdiag_char_table): Likewise.
9514 (gcc_gfc_char_table): Likewise.
9515 (scan_char_table): Likewise.
9516 (time_char_table): Likewis.
9517 (monetary_char_table): Likewise.
9518 * c-format.h (BADLEN): Likewise.
9520 2008-06-21 Ian Lance Taylor <iant@google.com>
9522 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9523 Define END_OF_BASE_TREE_CODES around inclusion.
9524 * tree.c (tree_code_type): New global array.
9525 (tree_code_length, tree_code_name): Likewise.
9526 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9528 (all-tree.def, s-alltree): New targets.
9529 (gencheck.h, s-gencheck): Remove.
9530 (tree.o): Depend upon all-tree.def.
9531 (build/gencheck.o): Remove gencheck.h dependency.
9532 (mostlyclean): Don't remove gencheck.h.
9533 * c-common.h (enum c_tree_code): Remove.
9534 * c-lang.c (tree_code_type): Remove.
9535 (tree_code_length, tree_code_name): Remove.
9536 * gencheck.c (tree_codes): Include all-tree.def, rather than
9537 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9539 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9541 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9542 (operator_name_info): Size to MAX_TREE_CODES.
9543 (assignment_operator_name_info): Likewise.
9544 * cp/cp-lang.c (tree_code_type): Remove.
9545 (tree_code_length, tree_code_name): Remove.
9546 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9547 (assignment_operator_name_info): Likewise.
9548 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9550 * cp/mangle.c (write_expression): Likewise.
9551 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9552 * fortran/f95-lang.c (tree_code_type): Remove.
9553 (tree_code_length, tree_code_name): Remove.
9554 * java/java-tree.h (enum java_tree_code): Remove.
9555 * java/lang.c (tree_code_type): Remove.
9556 (tree_code_length, tree_code_name): Remove.
9557 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9558 * objc/objc-act.h (enum objc_tree_code): Remove.
9559 * objc/objc-lang.c (tree_code_type): Remove.
9560 (tree_code_length, tree_code_name): Remove.
9561 * objcp/objcp-lang.c (tree_code_type): Remove.
9562 (tree_code_length, tree_code_name): Remove.
9563 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9564 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9565 * ada/misc.c (tree_code_type): Remove.
9566 (tree_code_length, tree_code_name): Remove.
9568 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9570 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9571 the grand_bitmap_obstack.
9573 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9575 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9576 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9577 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9578 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9579 move_stmt_r, new_label_mapper): Likewise.
9580 * tree-complex.c (cvc_lookup): Likewise.
9581 * tree-dfa.c (create_function_ann): Likewise.
9582 * tree-dump.c (dump_register): Likewise.
9583 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9584 find_phi_replacement_condition): Likewise.
9585 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9586 tree_function_versioning): Likewise.
9587 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9588 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9589 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9590 get_nonlocal_debug_decl, convert_nonlocal_reference,
9591 convert_nonlocal_omp_clauses, get_local_debug_decl,
9592 convert_local_reference, convert_local_omp_clauses,
9593 convert_nl_goto_reference, convert_nl_goto_receiver,
9594 convert_tramp_reference, convert_call_expr): Likewise.
9595 * tree-outof-ssa.c (contains_tree_r): Likewise.
9596 * tree-parloops.c (reduction_phi, initialize_reductions,
9597 eliminate_local_variables_1, add_field_for_reduction,
9598 add_field_for_name, create_phi_for_local_result,
9599 create_call_for_reduction_1, create_loads_for_reductions,
9600 create_stores_for_reduction, create_loads_and_stores_for_name):
9602 * tree-phinodes.c (allocate_phi_node): Likewise.
9603 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9604 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9605 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9606 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9607 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9608 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9609 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9610 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9611 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9612 vn_nary_op_insert): Likewise.
9613 * tree-ssa.c (redirect_edge_var_map_add,
9614 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9615 * tree-vectorizer.c (vectorize_loops): Likewise.
9616 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9617 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9618 tree_cons_stat, build1_stat, build_variant_type_copy,
9619 decl_init_priority_lookup, decl_fini_priority_lookup,
9620 decl_priority_info, decl_restrict_base_lookup,
9621 decl_restrict_base_insert, decl_debug_expr_lookup,
9622 decl_debug_expr_insert, decl_value_expr_lookup,
9623 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9624 type_hash_add, get_file_function_name, tree_check_failed,
9625 tree_not_check_failed, tree_range_check_failed,
9626 omp_clause_range_check_failed, build_omp_clause,
9627 build_vl_exp_stat): Likewise.
9628 * value-prof.c (gimple_histogram_value,
9629 gimple_duplicate_stmt_histograms): Likewise.
9630 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9631 unshare_variable, variable_union_info_cmp_pos, variable_union,
9632 dataflow_set_different_1, dataflow_set_different_2,
9633 vt_find_locations, variable_was_changed, set_variable_part,
9634 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9635 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9636 section_entry_hash, object_block_entry_eq,
9637 object_block_entry_hash, create_block_symbol,
9638 initialize_cold_section_name, default_function_rodata_section,
9639 strip_reg_name, set_user_assembler_name, const_desc_eq,
9640 build_constant_desc, output_constant_def, lookup_constant_def,
9641 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9642 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9643 default_internal_label): Likewise.
9644 * varray.c (varray_init, varray_grow): Likewise.
9645 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9647 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9649 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9650 operators for "test" insn. Macroize insn using SWI mode macro.
9651 (*jcc_fused_2): Ditto.
9652 (*jcc_fused_3): Macroize insn using SWI mode macro.
9653 (*jcc_fused_4): Ditto.
9655 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9657 * tree-ssa-pre.c: Fix typo in comment.
9658 (init_antic, fini_antic): Add explicit funtions for
9659 initializing and deinitializing ANTIC and AVAIL sets.
9660 (create_expression_by_pieces): Fix typo in comment.
9661 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9662 (execute_pre): Eventually dump details about ANTIC_IN.
9664 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9666 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9667 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9668 add_to_obstack, file_at_path, find_a_file, execute,
9669 add_preprocessor_option, add_assembler_option, add_linker_option,
9670 process_command, insert_wrapper, do_option_spec, do_self_spec,
9671 spec_path, do_spec_1, is_directory, main, used_arg,
9672 getenv_spec_function): Likewise.
9673 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9674 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9677 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9679 * doc/rtl.texi: Updated subreg section.
9681 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9684 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9685 node->needed and node->reachable.
9686 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9687 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9688 (expand_task_call): Don't call expand_task_copyfn.
9689 (expand_task_copyfn): Renamed to...
9690 (finalize_task_copyfn): ... this.
9692 2008-06-19 Jan Hubicka <jh@suse.cz>
9694 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9695 clobbering framepointer.
9697 2008-06-19 Jan Hubicka <jh@suse.cz>
9699 * tree-optimize.c (execute_early_local_optimizations): Set
9700 cgraph_state only at first invocation.
9702 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9704 * system.h (-Wc++-compat): Activate as a warning, no an error.
9706 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9708 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9709 instead of "#" in insn asm template.
9710 (*jcc_fused_2): Ditto.
9712 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9714 * config/i386/i386.h (ix86_tune_indices)
9715 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9716 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9717 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9718 (*jcc_fused_2): Ditto.
9719 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9720 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9721 (print operand): Handle 'E' and 'e' code.
9723 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9725 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9726 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9727 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9729 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9731 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9733 (cgraph_expand_function): Use local copy of decl.
9734 (cgraph_expand_all_functions): Remove redundant initialization of
9736 (cgraph_optimize): Reword internal_error message.
9738 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9740 * arm-protos.h (arm_return_in_memory): Remove public
9741 arm_return_in_memory() prototype.
9742 * arm.c (arm_return_in_memory): Add static prototype, add target
9743 hook macro, change definition and comments.
9744 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9746 2008-06-19 Ben Elliston <bje@au.ibm.com>
9748 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9749 real.c: Remove references to IEEE 754R.
9750 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9751 * doc/libgcc.texi (Decimal float library routines): Likewise.
9753 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9755 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9756 (default_unwind_word_mode): Add prototype.
9757 * targhooks.c (default_unwind_word_mode): New function.
9758 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9759 instead of word_mode.
9760 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9761 (TARGET_INITIALIZER): Use it.
9763 * c-common.c (handle_mode_attribute): Support "unwind_word"
9765 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9767 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9768 word_mode to access SjLj_Function_Context member "data".
9769 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9770 conversion from targetm.eh_return_filter_mode () to
9771 targetm.unwind_word_mode () if they differ.
9773 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9774 (BT_FN_UNWINDWORD_PTR): New function type.
9775 (BT_FN_WORD_PTR): Remove.
9776 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9777 * except.c (expand_builtin_extend_pointer): Convert pointer to
9778 targetm.unwind_word_mode () instead of word_mode.
9780 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9781 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9782 (spu_unwind_word_mode): New function.
9783 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9784 (TARGET_UNWIND_WORD_MODE): Define.
9785 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9787 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9789 * config/spu/spu.c (reg_align): Remove.
9790 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9791 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9792 (spu_split_store): Likewise.
9794 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9796 * gcc/tree-vn.c: Fix typo in comment.
9798 2008-06-18 Jan Hubicka <jh@suse.cz>
9800 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9801 toplevel reorder too.
9803 2008-06-18 Jan Hubicka <jh@suse.cz>
9805 * c-opts.c (c_common_post_options): PCH is not compatible with
9807 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9808 -fno-toplevel-reorder by default now.
9810 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9812 PR documentation/30739
9813 * doc/install.texi (Prerequisites): Document dependency on awk.
9815 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9816 Ian Lance Taylor <iant@google.com>
9818 PR rtl-optimization/35604
9819 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9820 only want to change jump destinations, not eventual label comparisons.
9822 2008-06-16 Jan Hubicka <jh@suse.cz>
9824 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9826 (cgraph_analyze_function): Likewise.
9828 2008-06-16 Jan Hubicka <jh@suse.cz>
9830 * cgraph.h (cgraph_mark_if_needed): New function.
9831 * cgraphunit.c (cgraph_mark_if_needed): New function.
9832 * c-decl.c (duplicate_decl): Use it.
9834 2008-06-16 Jan Hubicka <jh@suse.cz>
9836 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9839 2008-06-16 Jan Hubicka <jh@suse.cz>
9841 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9843 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9844 Kazu Hirata <kazu@codesourcery.com>
9845 Maxim Kuvyrkov <maxim@codesourcery.com
9847 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9848 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9849 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9850 EXTRA_SPEC_FUNCTIONS.
9851 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9852 (DRIVER_SELF_SPECS): Adjust.
9853 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9854 * config/mips/st.h, config/mips/t-st: New.
9855 * config/mips/driver-native.c, config/mips/x-native: New.
9856 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9859 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9861 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9863 (ISA_HAS_FP_CONDMOVE): New macro.
9864 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9865 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9866 (ISA_HAS_NMADD3_NMSUB3): New macro.
9867 * config/mips/mips.c (mips_rtx_costs): Update.
9868 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9869 compiling for ST Loongson 2E/2F.
9870 (madd<mode>): Rename to madd4<mode>. Update.
9871 (madd3<mode>): New pattern.
9872 (msub<mode>): Rename to msub4<mode>. Update.
9873 (msub3<mode>): New pattern.
9874 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9875 (nmadd3<mode>): New pattern.
9876 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9877 (nmadd3<mode>_fastmath): New pattern.
9878 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9879 (nmsub3<mode>): New pattern.
9880 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9881 (nmsub3<mode>_fastmath): New pattern.
9882 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9884 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9886 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9887 (DF_REF_INSN_INFO): New.
9888 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9889 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9890 with a NULL DF_REF_INSN_INFO.
9891 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9893 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9894 DF_INSN_INFO_EQ_USES): New.
9895 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9896 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9897 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9898 * df-core.c: Update comment for above changes.
9899 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9900 DF_INSN_UID_* macros.
9901 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9902 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9903 insn rtx. Update all callers.
9904 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9905 df_ref_create_structure, df_insn_refs_collect): Likewise.
9906 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9907 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9908 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9909 macros to access the insn refs.
9910 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9911 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9912 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9913 for accessing the refs.
9914 (try_fwprop_subst): Likewise.
9915 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9916 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9917 for accessing the refs.
9918 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9919 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9920 to look at the insn refs.
9921 (record_uses): Likewise.
9922 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9924 (mark_artificial_uses): Don't mark_insn for artificial refs.
9925 (mark_reg_rependencies): Likewise.
9927 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9929 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9931 * configure: Regenerate.
9933 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9935 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9936 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9937 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9939 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9941 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9942 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9943 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9945 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9947 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9948 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9949 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9951 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9953 * tree-ssa-sccvn.c: Fix format of comments.
9955 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9957 * cgraph.c: Remove unneeded forward declarations of eq_node()
9960 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9962 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9964 (see_update_relevancy): Likewise.
9965 * fwprop.c (try_fwprop_subst): Likewise.
9966 * rtlanal.c (noop_move_p): Likewise.
9967 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9968 notes to non-existing libcall blocks.
9969 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9971 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9972 (dead_libcall_p): Remove.
9973 (delete_trivially_dead_insns): Don't use it.
9974 * web.c (union_defs): Remove comment about keeping nops.
9975 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9976 (compute_hash_table_work): Don't track libcall notes.
9977 (do_local_cprop): Don't take libcall pointers. Don't update
9979 (adjust_libcall_notes): Deleted.
9980 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9981 ever have existed in the first place).
9982 (replace_store_insn): Don't try to remove libcall notes.
9983 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9984 (resolve_reg_notes): Don't call them.
9985 (resolve_simple_move): Likewise.
9986 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9987 Don't remove REG_RETVAL notes.
9988 * emit-rtl.c (try_split): Don't update libcall notes.
9989 (emit_copy_of_insn_after): Dito.
9990 * cselib.c (cselib_current_insn_in_libcall): Remove.
9991 (cselib_process_insn): Don't set/clear it.
9992 (new_elt_loc_list): Don't record it.
9993 (cselib_init): Don't initialize it.
9994 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9995 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9997 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9998 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9999 (init_deps): Don't initialize it.
10000 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10001 * combine.c (delete_noop_moves): Don't update libcall notes.
10002 (can_combine_p): Remove now pointless #if 0 block.
10003 (try_combine): Remove another obsolete #if 0 block.
10004 (distribute_notes): Don't distribute libcall notes.
10005 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10006 * dce.c (libcall_dead_p): Remove.
10007 (delete_unmarked_insns): Don't handle libcall blocks.
10008 (preserve_libcall_for_dce): Remove.
10009 (prescan_insns_for_dce): Don't special-case libcall block insns.
10010 * reload1 (reload): Don't handle libcall notes.
10011 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10014 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10016 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10017 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10018 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10020 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10022 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10023 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10024 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10026 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10028 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10030 2008-06-16 Ira Rosen <irar@il.ibm.com>
10032 PR tree-optimization/36493
10033 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10034 the arguments list. Use VECTYPE to create vector pointer.
10035 (vectorizable_store): Fail if accesses through a pointer to vectype
10036 do not alias the original memory reference operands.
10037 Call vect_create_data_ref_ptr without the removed argument.
10038 (vectorizable_load): Likewise.
10039 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10042 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10045 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10046 reg_equiv_constant.
10048 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10050 * config/mips/loongson2ef.md: New file.
10051 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10052 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10053 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10054 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10055 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10057 (loongson2ef.md): New include.
10058 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10059 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10060 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10061 (loongson_gt_<mode>, loongson_extract_halfword)
10062 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10063 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10064 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10065 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10066 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10067 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10068 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10069 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10070 (vec_interleave_low<mode>): Define type attribute.
10071 * config/mips/mips.c (mips_ls2): New static variable.
10072 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10073 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10074 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10075 Implement target scheduling hooks.
10076 (mips_multipass_dfa_lookahead): Update to handle tuning for
10078 (mips_sched_init): Initialize data for Loongson scheduling.
10079 (mips_ls2_variable_issue): New static function.
10080 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10082 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10083 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10084 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10085 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10086 Handle ST Loongson 2E/2F cores.
10087 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10089 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10091 * omp-low.c (extract_omp_for_data): Fix comment typo.
10094 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10096 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10097 FIXME note about gcc/config.guess.
10098 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10099 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10100 * doc/cppopts.texi: Likewise.
10101 * doc/extend.texi: Likewise.
10102 * doc/gcc.texi: Likewise.
10103 * doc/gccint.texi: Likewise.
10104 * doc/gcov.texi: Likewise.
10105 * doc/gty.texi: Likewise.
10106 * doc/hostconfig.texi: Likewise.
10107 * doc/install.texi: Likewise.
10108 * doc/invoke.texi: Likewise.
10109 * doc/loop.texi: Likewise.
10110 * doc/makefile.texi: Likewise.
10111 * doc/md.texi: Likewise.
10112 * doc/passes.texi: Likewise.
10113 * doc/tm.texi: Likewise.
10114 * doc/tree-ssa.texi: Likewise.
10115 * doc/trouble.texi: Likewise.
10117 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10118 Nathan Sidwell <nathan@codesourcery.com>
10119 Maxim Kuvyrkov <maxim@codesourcery.com>
10120 Richard Sandiford <rdsandiford@googlemail.com>
10122 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10123 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10124 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10126 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10127 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10128 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10130 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10131 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10132 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10133 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10134 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10135 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10136 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10137 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10138 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10139 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10140 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10141 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10142 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10143 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10144 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10145 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10146 (mips_builtins): Add Loongson builtins.
10147 (mips_loongson_2ef_bdesc): New.
10148 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10149 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10150 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10151 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10153 (mips_expand_vector_init): New.
10154 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10155 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10157 * config/mips/mips.md: Add unspec numbers for Loongson
10158 builtins. Include loongson.md.
10159 (MOVE64): Include Loongson vector modes.
10160 (SPLITF): Include Loongson vector modes.
10161 (HALFMODE): Handle Loongson vector modes.
10162 * config/mips/loongson.md: New.
10163 * config/mips/loongson.h: New.
10164 * config.gcc: Add loongson.h header for mips*-*-* targets.
10165 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10167 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10169 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10170 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10171 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10172 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10173 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10174 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10175 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10176 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10177 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10178 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10179 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10180 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10181 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10182 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10183 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10184 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10185 Remove use_fixproto=yes.
10186 (ia64*-*-hpux*): Remove comment about using fixproto.
10187 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10189 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10191 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10193 * configure: Regenerate.
10195 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10197 PR middle-end/36520
10198 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10199 before evaluating it.
10201 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10204 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10205 nested inline functions.
10206 (start_decl, start_function): Don't invert DECL_EXTERNAL
10207 for nested inline functions.
10209 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10211 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10212 splits that must be made for correctness.
10214 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10216 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10217 (AVAIL_NON_MIPS16): Likewise.
10218 (mips_builtin_description): Replace target_flags with a predicate.
10219 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10220 (dspr2_32): New availability predicates.
10221 (MIPS_BUILTIN): New macro.
10222 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10223 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10224 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10225 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10226 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10227 (mips_dsp_32only_bdesc): Merge into...
10228 (mips_builtins): ...this new array.
10229 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10230 (mips_init_builtins): Update after above changes.
10231 (mips_expand_builtin_1): Merge into...
10232 (mips_expand_builtin): ...here and update after above changes.
10234 2008-06-12 Paul Brook <paul@codesourcery.com>
10236 * longlong.h (__arm__): Define count_leading_zeros.
10237 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10238 (clzsi2, clzdi2): New functions.
10239 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10240 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10241 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10242 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10243 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10244 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10245 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10246 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10247 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10248 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10250 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10252 * config/m68k/m68k.c (m68k_tune_flags): New.
10253 (override_options): Compute m68k_tune_flags.
10254 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10255 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10257 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10259 PR middle-end/36506
10260 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10262 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10264 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10265 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10267 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10269 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10270 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10272 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10274 PR middle-end/36506
10275 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10278 2008-06-12 Richard Guenther <rguenther@suse.de>
10280 PR tree-optimization/36345
10281 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10282 add memory_tag_needed flag.
10283 (may_alias_p): Declare.
10284 * tree-ssa-alias.c (may_alias_p): Export.
10285 (set_initial_properties): Use memory_tag_needed flag.
10286 (update_reference_counts): Likewise.
10287 (reset_alias_info): Reset memory_tag_needed flag.
10288 (create_name_tags): Check memory_tag_needed flag.
10289 (dump_points_to_info_for): Dump it.
10290 * tree-ssa-structalias.c (struct variable_info): Remove
10291 directly_dereferenced flag.
10292 (new_var_info): Do not initialize it.
10293 (process_constraint_1): Do not set it.
10294 (update_alias_info): Set is_dereferenced flag.
10295 (set_uids_in_ptset): Use may_alias_p.
10296 (set_used_smts): Check memory_tag_needed flag.
10297 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10298 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10299 memory_tag_needed flag.
10300 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10301 from broken design.
10303 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10305 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10306 red zone for w64 abi.
10307 (ix86_expand_prologue): Likewise.
10308 (ix86_force_to_memory): Likewise.
10309 (ix86_free_from_memory): Likewise.
10311 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10314 * config/rs6000/rs6000.c (rs6000_override_options): Set
10315 rs6000_isel conditionally to the absence of comand line override.
10316 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10317 Remove duplicate rs6000_isel setting.
10318 * config/rs6000/eabispe.h: Ditto.
10320 2008-06-11 Richard Guenther <rguenther@suse.de>
10322 * alias.c (get_alias_set): Use the element alias-set for arrays.
10323 (record_component_aliases): For arrays and vectors do nothing.
10324 * c-common.c (strict_aliasing_warning): Handle the cases
10325 of alias set zero explicitly.
10326 * Makefile.in (dfp.o-warn): Add -Wno-error.
10328 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10330 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10332 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10333 tune_32 tune_64 to supported_defaults. Allow values not
10334 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10335 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10336 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10337 with_cpu_64 to generic for 64-bit-supporting configurations, not
10338 with_cpu. Remove FIXMEs.
10339 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10340 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10341 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10342 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10343 arch_32 and arch_64.
10345 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10346 Olivier Hainque <hainque@adacore.com>
10348 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10349 Use DECL_SIZE_UNIT to retrieve the size of the field.
10351 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10353 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10354 with function calls after declarations. Lay out
10355 neon_float_type_node before further use.
10357 2008-06-11 Richard Guenther <rguenther@suse.de>
10359 * tree-flow.h (may_point_to_global_var): Declare.
10360 * tree-ssa-alias.c (may_point_to_global_var): New function.
10361 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10363 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10365 * configure.ac: Teach that fido supports .debug_line.
10366 * configure: Regenerate.
10368 2008-06-10 Tom Tromey <tromey@redhat.com>
10370 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10373 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10375 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10376 (encode_decimal64, decode_decimal64, encode_decimal128,
10377 decode_decimal128): Reverse order of 32-bit parts of value if host
10378 and target endianness differ.
10380 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10382 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10383 Avoid division by 0.
10384 (tree_mod_pow2_value_transform): Likewise.
10385 (tree_ic_transform): Likewise.
10386 (tree_stringops_transform): Likewise.
10387 (tree_mod_subtract_transform): Likewise.
10388 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10389 (copy_edges_for_bb): Likewise.
10390 (initialize_cfun): Likewise.
10392 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10394 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10395 nonmemory_operand. Add "N" operand constraint.
10397 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10398 (*jcc_btsi_mask): Ditto.
10399 (*jcc_btsi_mask_1): Ditto.
10401 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10403 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10404 TYPE_CANONICAL for copied element type.
10406 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10409 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10410 Add m_CORE2 and m_GENERIC.
10411 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10412 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10414 (*jcc_btdi_rex64): New instruction and split pattern.
10415 (*jcc_btsi): Ditto.
10416 (*jcc_btsi_1): Ditto.
10417 (*btsq): Fix Intel asm dialect operand order.
10421 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10423 PR middle-end/36447
10424 * simplify-rtx.c (simplify_subreg): Add check for shift count
10427 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10429 * doc/md.texi: Synchronize with later constraints.md change.
10430 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10431 with a C implementation.
10432 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10434 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10435 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10436 when moving to and from MD_REGNUM.
10437 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10438 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10439 Handle byte and halfword moves.
10440 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10442 * config/mips/constraints.md (h): Turn into NO_REGS.
10443 (l, x): Update documentation.
10444 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10445 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10446 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10447 (HILO): New mode iterator.
10449 (any_div): New code iterator.
10450 (u): Extend code attribute to div and udiv.
10451 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10452 d_operand in the splitters. Remove redundant CONST_INT checks.
10453 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10454 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10455 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10456 accordingly, using normal moves instead of unspecs to move LO into
10457 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10458 (<u>mulsidi3): Handle expansion in C code.
10459 (<u>mulsidi3_32bit_internal): Rename to...
10460 (<u>mulsidi3_32bit): ...this.
10461 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10462 (*<u>mulsidi3_64bit): Rename to...
10463 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10464 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10465 to set LO and HI to the multiplication result. Use a normal move
10466 for MFLO and an unspec for MFHI.
10467 (*<u>mulsidi3_64bit_parts): Replace with...
10468 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10469 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10470 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10471 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10472 instead of HI. Split the instruction into a separate multiplication
10473 and MFHI if !TARGET_FIX_R4000.
10474 (<su>muldi3_highpart): Likewise.
10475 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10476 and the "=h" clobber.
10477 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10478 (<u>mulditi3): New expander.
10479 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10480 (madsi): Remove "=h" clobber.
10481 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10482 Force the modulus result to be a GPR and split the instruction into
10483 a division followed by an MFHI after reload.
10484 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10485 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10486 the MIPS16 HIGH define_split.
10487 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10488 of acc<->gpr moves to "multi".
10489 (*movdi_64bit): Replace the single "x" alternative with
10490 alternatives for moving into and out of "a".
10491 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10492 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10493 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10494 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10495 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10496 (movti): New expander.
10497 (*movti, *movti_mips16): New insns.
10498 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10499 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10500 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10501 * config/mips/predicates.md (fpr_operand): Delete.
10502 (d_operand): New predicate.
10504 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10506 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10507 failure on some Bourne shells.
10508 (x86_64-*-*): Ditto.
10510 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10512 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10514 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10516 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10517 (sparc-sun-solaris2*): Likewise.
10519 2008-06-09 Arnaud Charlet <charlet@adacore.com
10521 * doc/install.texi: Update requirements to build the Ada compiler.
10523 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10525 * df-scan.c (struct df_scan_problem_data): Remove the
10526 mw_link_pool alloc pool.
10527 (df_scan_free_internal): Don't free it.
10528 (df_scan_alloc): Don't allocate it.
10529 * df.h (struct df_link): Update comment.
10531 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10533 * except.h: Correct checks for when SJLJ exceptions must be used.
10535 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10537 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10540 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10542 PR tree-optimization/36218
10543 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10544 configure for the build system.
10545 (BUILD_LDFLAGS): Define.
10546 * configure: Regenerate.
10547 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10549 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10552 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10553 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10554 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10556 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10558 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10560 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10562 * config.gcc (Obsolete configurations): Remove list of
10564 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10565 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10566 targets matched by those patterns.
10567 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10568 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10569 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10570 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10571 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10572 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10573 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10574 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10575 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10576 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10577 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10578 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10579 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10580 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10581 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10582 Make code for Solaris 7 and greater unconditional for Solaris.
10583 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10584 Remove --with-* handling.
10585 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10586 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10587 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10588 LINK_OS_WINDISS_SPEC): Remove.
10589 * config/rs6000/sysv4.opt (mwindiss): Remove.
10590 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10591 * configure: Regenerate.
10592 * doc/cpp.texi: Don't mention BeOS.
10593 * doc/extend.texi (interrupt): Don't mention MS1.
10594 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10595 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10596 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10597 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10598 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10600 * doc/invoke.texi (MT Options): Remove.
10601 (-mwindiss): Remove.
10602 (CRIS Options): Remove cris-axis-aout references.
10603 (HPPA Options): Don't mention hppa1.1-*-pro.
10604 * doc/md.texi: (MorphoTech family): Remove.
10605 * libgcc2.c: Don't handle UWIN.
10606 * config/alpha/t-unicosmk: Remove.
10607 * config/alpha/unicosmk.h: Remove.
10608 * config/arm/kaos-arm.h: Remove.
10609 * config/arm/kaos-strongarm.h: Remove.
10610 * config/arm/strongarm-coff.h: Remove.
10611 * config/arm/strongarm-elf.h: Remove.
10612 * config/arm/strongarm-pe.h: Remove.
10613 * config/arm/t-strongarm-pe: Remove.
10614 * config/arm/t-xscale-coff: Remove.
10615 * config/arm/t-xscale-elf: Remove.
10616 * config/arm/xscale-coff.h: Remove.
10617 * config/arm/xscale-elf.h: Remove.
10618 * config/chorus.h: Remove.
10619 * config/cris/aout.h: Remove.
10620 * config/cris/aout.opt: Remove.
10621 * config/cris/t-aout: Remove.
10622 * config/i386/beos-elf.h: Remove.
10623 * config/i386/kaos-i386.h: Remove.
10624 * config/i386/ptx4-i.h: Remove.
10625 * config/i386/sco5.h: Remove.
10626 * config/i386/sco5.opt: Remove.
10627 * config/i386/sysv4-cpp.h: Remove.
10628 * config/i386/sysv5.h: Remove.
10629 * config/i386/t-beos: Remove.
10630 * config/i386/t-sco5: Remove.
10631 * config/i386/t-uwin: Remove.
10632 * config/i386/uwin.asm: Remove.
10633 * config/i386/uwin.h: Remove.
10634 * config/kaos.h: Remove.
10635 * config/mips/windiss.h: Remove.
10636 * config/mt: Remove directory.
10637 * config/pa/pa-osf.h: Remove.
10638 * config/pa/pa-pro-end.h: Remove.
10639 * config/pa/t-pro: Remove.
10640 * config/ptx4.h: Remove.
10641 * config/rs6000/beos.h: Remove.
10642 * config/rs6000/kaos-ppc.h: Remove.
10643 * config/rs6000/t-beos: Remove.
10644 * config/rs6000/windiss.h: Remove.
10645 * config/sh/kaos-sh.h: Remove.
10646 * config/sol2-6.h: Remove.
10647 * config/sparc/sol26-sld.h: Remove.
10648 * config/sparc/sysv4-only.h: Remove.
10649 * config/vax/bsd.h: Remove.
10650 * config/vax/t-memfuncs: Remove.
10651 * config/vax/ultrix.h: Remove.
10652 * config/vax/vaxv.h: Remove.
10653 * config/windiss.h: Remove.
10655 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10657 PR rtl-optimization/36438
10658 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10659 for vector shifts with constant scalar shift operands.
10661 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10663 * doc/invoke.texi: Document -march=xlr.
10664 * config/mips/xlr.md: New file.
10665 * config/mips/mips.md: Include it.
10667 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10668 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10669 (mips_rtx_cost_data): Likewise.
10671 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10673 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10674 PRE_INC and PRE_DEC cases.
10676 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10678 PR rtl-optimization/36419
10679 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10680 the emitting jump insn.
10683 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10684 is not bool, boolify the whole *expr_p and convert to the desired type.
10686 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10688 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10689 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10690 Add omp_private_outer_ref hook, add another argument to
10691 omp_clause_default_ctor hook.
10692 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10693 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10694 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10695 hook_tree_tree_tree_tree_null.
10696 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10697 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10698 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10699 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10700 * tree.def (OMP_TASK): New tree code.
10701 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10702 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10703 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10704 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10705 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10706 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10707 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10708 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10709 (OMP_DIRECTIVE_P): Add OMP_TASK.
10710 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10711 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10712 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10713 and OMP_CLAUSE_UNTIED entries.
10714 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10716 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10717 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10718 * tree-pretty-print.c (dump_omp_clause): Handle
10719 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10720 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10721 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10722 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10723 warning about unsigned iterators. Change decl/init/cond/incr
10724 arguments to TREE_VECs, check arguments for all collapsed loops.
10725 (c_finish_omp_taskwait): New function.
10726 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10728 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10729 default_function_array_conversion on init. Add par_clauses argument.
10730 If decl is present in parallel's lastprivate clause, change it to
10731 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10732 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10733 collapse count in clauses.
10734 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10735 c_parser_omp_for_loop callers.
10736 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10737 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10738 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10739 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10741 (c_parser_omp_clause_schedule): Handle schedule(auto).
10742 Include correct location in the error message.
10743 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10744 and PRAGMA_OMP_CLAUSE_UNTIED.
10745 (OMP_TASK_CLAUSE_MASK): Define.
10746 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10747 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10748 * tree-nested.c (convert_nonlocal_omp_clauses,
10749 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10750 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10751 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10752 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10754 (conver_nonlocal_reference, convert_local_reference,
10755 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10756 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10757 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10758 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10759 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10760 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10761 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10762 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10763 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10765 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10766 * c-common.h (c_finish_omp_taskwait): New prototype.
10767 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10768 * tree-parloops.c (create_parallel_loop): Create 1 entry
10769 vectors for OMP_FOR_{INIT,COND,INCR}.
10770 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10771 (make_edges): Handle OMP_TASK.
10772 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10773 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10774 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10775 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10776 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10777 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10778 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10779 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10780 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10781 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10782 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10783 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10784 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10785 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10786 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10787 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10788 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10789 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10790 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10791 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10792 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10793 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10794 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10795 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10796 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10797 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10798 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10799 original iterator is present in lastprivate clause or if
10800 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10801 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10802 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10803 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10804 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10805 if it is set, lookup var in outer contexts too. Handle
10806 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10807 to be implicitly determined firstprivate for task regions.
10808 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10809 if it is set, lookup var in outer contexts too. Set
10810 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10811 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10812 OMP_CLAUSE_UNTIED. Take region_type as last argument
10813 instead of in_parallel and in_combined_parallel.
10814 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10816 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10817 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10818 (new_omp_context): Set default_kind to
10819 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10820 (omp_region_type): New enum.
10821 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10822 fields, add region_type.
10823 (new_omp_context): Take region_type as argument instead of is_parallel
10824 and is_combined_parallel.
10825 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10826 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10827 ctx->is_combined_parallel checks.
10828 (gimplify_omp_task): New function.
10829 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10831 * omp-low.c (extract_omp_for_data): Use schedule(static)
10832 for schedule(auto). Handle pointer and unsigned iterators.
10833 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10834 Add loops argument. Extract data for collapsed OMP_FOR loops.
10835 (expand_parallel_call): Assert sched_kind isn't auto,
10836 map runtime schedule to index 3.
10837 (struct omp_for_data_loop): New type.
10838 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10839 Add loop, loops, collapse and iter_type fields.
10840 (workshare_safe_to_combine_p): Disallow combined for if
10841 iter_type is unsigned long long. Don't combine collapse > 1 loops
10842 unless all bounds and steps are constant. Adjust extract_omp_for_data
10844 (expand_omp_for_generic): Handle pointer, unsigned and long long
10845 iterators. Handle collapsed OMP_FOR loops. Adjust
10846 for struct omp_for_data changes. If libgomp function doesn't return
10847 boolean_type_node, add comparison of the return value with 0.
10848 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10849 pointer, unsigned and long long iterators. Adjust for struct
10850 omp_for_data changes.
10851 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10852 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10853 unsigned long long. Allocate loops array, pass it to
10854 extract_omp_for_data. For collapse > 1 loops use always
10855 expand_omp_for_generic.
10856 (omp_context): Add sfield_map and srecord_type fields.
10857 (is_task_ctx, lookup_sfield): New functions.
10858 (use_pointer_for_field): Use is_task_ctx helper. Change first
10859 argument's type from const_tree to tree. Clarify comment.
10860 In OMP_TASK disallow copy-in/out sharing.
10861 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10862 (install_var_field): Add mask argument. Populate both record_type
10863 and srecord_type if needed.
10864 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10866 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10867 and DECL_FIELD_OFFSET.
10868 (scan_sharing_clauses): Adjust install_var_field callers. For
10869 firstprivate clauses on explicit tasks allocate the var by value in
10870 record_type unconditionally, rather than by reference.
10871 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10872 Use is_taskreg_ctx instead of is_parallel_ctx.
10873 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10874 (create_omp_child_function_name): Add task_copy argument, use
10875 *_omp_cpyfn* names if it is true.
10876 (create_omp_child_function): Add task_copy argument, if true create
10877 *_omp_cpyfn* helper function.
10878 (scan_omp_parallel): Adjust create_omp_child_function callers.
10879 Rename parallel_nesting_level to taskreg_nesting_level.
10880 (scan_omp_task): New function.
10881 (lower_rec_input_clauses): Don't run constructors for firstprivate
10882 explicit task vars which are initialized by *_omp_cpyfn*.
10883 Pass outer var ref to omp_clause_default_ctor hook if
10884 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10885 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10886 OMP_CLAUSE_REDUCTION_INIT.
10887 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10888 avoid duplicate setting of fields. Handle
10889 OMP_CLAUSE_PRIVATE_OUTER_REF.
10890 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10891 copy-out if TREE_READONLY, only copy-in.
10892 (expand_task_copyfn): New function.
10893 (expand_task_call): New function.
10894 (struct omp_taskcopy_context): New type.
10895 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10897 (lower_omp_parallel): Rename to...
10898 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10899 Call create_task_copyfn if srecord_type is needed. Adjust
10901 (task_shared_vars): New variable.
10902 (check_omp_nesting_restrictions): Warn if work-sharing,
10903 barrier, master or ordered region is closely nested inside OMP_TASK.
10904 Add warnings for barrier if closely nested inside of work-sharing,
10905 ordered, or master region.
10906 (scan_omp_1): Call check_omp_nesting_restrictions even for
10907 GOMP_barrier calls. Rename parallel_nesting_level to
10908 taskreg_nesting_level. Handle OMP_TASK.
10909 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10910 work-sharing construct, continue looking for them on parent parallel
10912 (lower_omp_for_lastprivate): Add lastprivate clauses
10913 to the beginning of dlist rather than end. Adjust for struct
10914 omp_for_data changes.
10915 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10916 not after it. Handle collapsed OMP_FOR loops, adjust for
10917 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10918 (get_ws_args_for): Adjust extract_omp_for_data caller.
10919 (scan_omp_for): Handle collapsed OMP_FOR
10920 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10921 (lower_omp_single_simple): If libgomp function doesn't return
10922 boolean_type_node, add comparison of the return value with 0.
10923 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10924 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10925 (parallel_nesting_level): Rename to...
10926 (taskreg_nesting_level): ... this.
10927 (is_taskreg_ctx): New function.
10928 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10929 of is_parallel_ctx.
10930 (execute_lower_omp): Rename parallel_nesting_level to
10931 taskreg_nesting_level.
10932 (expand_omp_parallel): Rename to...
10933 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10934 Call omp_task_call for OMP_TASK regions.
10935 (expand_omp): Adjust caller, handle OMP_TASK.
10936 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10938 * bitmap.c (bitmap_default_obstack_depth): New variable.
10939 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10940 if argument is NULL and bitmap_default_obstack is already initialized.
10941 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10943 * matrix-reorg.c (matrix_reorg): Likewise.
10945 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10947 * config/i386/i386.md (*indirect_jump): Macroize using P
10948 mode iterator. Remove !TARGET_64BIT from insn constraints.
10949 (*tablejump_1): Ditto.
10950 (*indirect_jump_rex64): Remove insn pattern.
10951 (*tablejump_1_rex64): Ditto.
10952 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10953 and eh_return_si insn patterns.
10955 2008-06-06 Richard Guenther <rguenther@suse.de>
10957 * tree-ssa-structalias.c (merge_smts_into): Remove.
10958 (find_what_p_points_to): Do not bother to compute the
10959 points-to set for pt_anything pointers.
10960 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10961 for pt_anything pointers is ok.
10963 2008-06-06 Jan Hubicka <jh@suse.cz>
10965 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10967 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10969 * cgraph.c: Fix typos in comments.
10970 (cgraph_availability_names): Fix string typo.
10971 * fold-const.c: Fix typos in comments.
10972 (fold_binary): Fix typo in warning.
10973 * genautomata.c: Fix typos in comments.
10974 (check_presence_pattern_sets): Fix typo in local variable.
10975 (output_description): Fix typo in output.
10976 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10977 * hwint.h: Likewise.
10978 * matrix-reorg.c (check_allocation_function): Likewise.
10979 * omega.c (smooth_weird_equations): Likewise.
10980 * auto-inc-dec.c: Fix typos in comments.
10981 * bb-reorder.c: Likewise.
10982 * builtins.c: Likewise.
10983 * c-common.c: Likewise.
10984 * c-cppbuiltin.c: Likewise.
10985 * c-parser.c: Likewise.
10986 * c-pretty-print.c: Likewise.
10987 * cfgcleanup.c: Likewise.
10988 * cfgexpand.c: Likewise.
10989 * cfghooks.c: Likewise.
10990 * cfglayout.c: Likewise.
10991 * cfgloopmanip.c: Likewise.
10992 * cgraphunit.c: Likewise.
10993 * coverage.c: Likewise.
10994 * dbxout.c: Likewise.
10995 * df-byte-scan.c: Likewise.
10996 * df-core.c: Likewise.
10997 * df-problems.c: Likewise.
10998 * df-scan.c: Likewise.
11000 * dominance.c: Likewise.
11001 * domwalk.c: Likewise.
11003 * dwarf2out.c: Likewise.
11004 * emit-rtl.c: Likewise.
11005 * et-forest.c: Likewise.
11006 * function.c: Likewise.
11007 * function.h: Likewise.
11009 * gcov-io.c: Likewise.
11010 * gcov.c: Likewise.
11011 * gcse.c: Likewise.
11012 * genattrtab.c: Likewise.
11013 * ggc-page.c: Likewise.
11014 * gimplify.c: Likewise.
11015 * gthr-lynx.h: Likewise.
11016 * haifa-sched.c: Likewise.
11017 * ipa-cp.c: Likewise.
11018 * ipa-inline.c: Likewise.
11019 * ipa-prop.h: Likewise.
11020 * ipa-pure-const.c: Likewise.
11021 * ipa-struct-reorg.c: Likewise.
11022 * ipa-struct-reorg.h: Likewise.
11023 * ipa-type-escape.c: Likewise.
11025 * loop-doloop.c: Likewise.
11026 * mips-tfile.c: Likewise.
11027 * mkmap-flat.awk: Likewise.
11028 * mkmap-symver.awk: Likewise.
11029 * modulo-sched.c: Likewise.
11030 * omp-low.c: Likewise.
11031 * optabs.c: Likewise.
11032 * optabs.h: Likewise.
11033 * opts.c: Likewise.
11034 * passes.c: Likewise.
11035 * postreload-gcse.c: Likewise.
11036 * postreload.c: Likewise.
11037 * predict.c: Likewise.
11038 * pretty-print.h: Likewise.
11039 * profile.c: Likewise.
11040 * protoize.c: Likewise.
11041 * ra-conflict.c: Likewise.
11042 * real.c: Likewise.
11043 * recog.c: Likewise.
11044 * regclass.c: Likewise.
11045 * regs.h: Likewise.
11046 * reload.c: Likewise.
11047 * rtl-error.c: Likewise.
11048 * rtlanal.c: Likewise.
11049 * scan.h: Likewise.
11050 * sched-rgn.c: Likewise.
11052 * stmt.c: Likewise.
11053 * target.h: Likewise.
11054 * tree-dfa.c: Likewise.
11055 * tree-eh.c: Likewise.
11056 * tree-flow-inline.h: Likewise.
11057 * tree-inline.c: Likewise.
11058 * tree-into-ssa.c: Likewise.
11059 * tree-loop-distribution.c: Likewise.
11060 * tree-nested.c: Likewise.
11061 * tree-parloops.c: Likewise.
11062 * tree-pass.h: Likewise.
11063 * tree-pretty-print.c: Likewise.
11064 * tree-profile.c: Likewise.
11065 * tree-scalar-evolution.c: Likewise.
11066 * tree-sra.c: Likewise.
11067 * tree-ssa-alias-warnings.c: Likewise.
11068 * tree-ssa-ccp.c: Likewise.
11069 * tree-ssa-coalesce.c: Likewise.
11070 * tree-ssa-dom.c: Likewise.
11071 * tree-ssa-dse.c: Likewise.
11072 * tree-ssa-forwprop.c: Likewise.
11073 * tree-ssa-live.c: Likewise.
11074 * tree-ssa-live.h: Likewise.
11075 * tree-ssa-loop-im.c: Likewise.
11076 * tree-ssa-loop-ivopts.c: Likewise.
11077 * tree-ssa-loop-niter.c: Likewise.
11078 * tree-ssa-loop-prefetch.c: Likewise.
11079 * tree-ssa-phiopt.c: Likewise.
11080 * tree-ssa-phiprop.c: Likewise.
11081 * tree-ssa-sccvn.c: Likewise.
11082 * tree-ssa-ter.c: Likewise.
11083 * tree-ssa-threadupdate.c: Likewise.
11084 * tree-ssa.c: Likewise.
11085 * tree-vect-analyze.c: Likewise.
11086 * tree-vect-transform.c: Likewise.
11087 * tree-vectorizer.c: Likewise.
11088 * tree-vn.c: Likewise.
11089 * tree-vrp.c: Likewise.
11090 * tree.c: Likewise.
11091 * tree.def: Likewise.
11092 * tree.h: Likewise.
11093 * unwind-dw2-fde.c: Likewise.
11094 * unwind.inc: Likewise.
11095 * value-prof.c: Likewise.
11096 * vmsdbgout.c: Likewise.
11098 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11100 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11101 always place FP constants in the TOC for TARGET_POWERPC64.
11102 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11104 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11106 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11107 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11108 enable for TARGET_E500_DOUBLE.
11109 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11110 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11111 floating-point modes like integer modes for E500 double.
11112 (rs6000_legitimate_offset_address_p): Likewise.
11113 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11114 addressing for DDmode for E500 double.
11115 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11116 modes as using 64-bits of registers for E500 double.
11117 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11118 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11119 specially for E500 double.
11120 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11121 TDmode for E500 double.
11122 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11123 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11124 (rs6000_split_multireg_move): Do not handle TDmode specially for
11126 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11127 using 64-bit registers for E500 double.
11128 (emit_frame_save): Do not handle DDmode specially for E500 double.
11129 (gen_frame_mem_offset): Likewise.
11130 (rs6000_function_value): Do not call spe_build_register_parallel
11131 for DDmode or TDmode.
11132 (rs6000_libcall_value): Likewise.
11133 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11134 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11137 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11139 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11142 2008-06-04 Junjie Gu <jgu@tensilica.com>
11144 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11145 comparison for frame pointers.
11147 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11150 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11152 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11155 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11156 register is already smaller or equal to required mode.
11158 2008-06-04 Xinliang David Li <davidxl@google.com>
11160 * tree-call-cdce.c: New file.
11161 (cond_dead_built_in_calls): New static variable.
11162 (input_domain): New struct.
11163 (check_pow): New function.
11164 (check_builtin_call): Ditto.
11165 (check_target_format): Ditto.
11166 (is_call_dce_candidate): Ditto.
11167 (gen_one_condition): Ditto.
11168 (gen_conditions_for_domain): Ditto.
11169 (get_domain): Ditto.
11170 (gen_conditions_for_pow_cst_base): Ditto.
11171 (gen_conditions_for_pow_int_base): Ditto.
11172 (gen_conditions_for_pow): Ditto.
11173 (get_no_error_domain): Ditto.
11174 (gen_shrink_wrap_conditions): Ditto.
11175 (shrink_wrap_one_built_in_call): Ditto.
11176 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11177 (tree_call_cdce): Ditto.
11178 (gate_call_cdce): Ditto.
11179 (pass_call_cdce): New gimple pass.
11180 * passes.c: (init_optimization_passes): New pass.
11181 * tree-pass.h: New pass declaration.
11182 * opts.c (decode_options): New flag setting.
11183 * common.opt: Add -ftree-builtin-call-dce flag.
11184 * Makefile.in: Add new source file.
11185 * tempvar.def: New tv_id.
11186 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11188 2008-06-04 Richard Guenther <rguenther@suse.de>
11190 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11191 (is_call_clobbered): Always check var_ann->call_clobbered.
11192 (mark_call_clobbered): Always set var_ann->call_clobbered.
11193 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11194 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11195 (reset_alias_info): Clear call clobbering info on MTAGs and
11197 (set_pt_anything): Set pt_global_mem.
11198 (create_tag_raw): Adjust comment.
11199 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11201 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11202 Maxim Kuvyrkov <maxim@codesourcery.com>
11204 * config/m68k/m68k.opt (mxgot): New option.
11205 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11206 (m68k_output_addr_const_extra): New.
11207 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11208 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11209 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11210 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11212 2008-06-04 Richard Guenther <rguenther@suse.de>
11214 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11215 negative or non-representable offsets.
11217 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11219 * config/i386/i386.c (ix86_gen_leave): New.
11220 (ix86_gen_pop1): Likewise.
11221 (ix86_gen_add3): Likewise.
11222 (ix86_gen_sub3): Likewise.
11223 (ix86_gen_sub3_carry): Likewise.
11224 (ix86_gen_one_cmpl2): Likewise.
11225 (ix86_gen_monitor): Likewise.
11226 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11227 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11228 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11229 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11230 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11231 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11232 (ix86_expand_epilogue): Updated.
11233 (print_operand): Handle integer register operand for 'z'.
11234 (ix86_expand_strlensi_unroll_1): Likewise.
11235 (ix86_expand_strlen): Likewise.
11236 (ix86_expand_builtin): Likewise.
11237 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11238 mov{q}/mov{l} and add{q}/add{l}.
11240 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11242 * config/i386/i386.md (P): New mode iterator.
11243 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11244 using P mode iterator.
11245 (DFmode push_operand splitter): Ditto.
11246 (XFmode push_operand splitter): Ditto.
11247 (DFmode float_extend SFmode push_operand splitter): Ditto.
11248 (XFmode float_extend SFmode push_operand splitter): Do not generate
11249 SImode pushes for 64bit target. Macroize Dimode and SImode
11250 pushes using P mode iterator.
11251 (XFmode float_extend DFmode push_operand splitter): Ditto.
11253 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11255 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11256 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11257 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11258 return type to int.
11259 (ix86_call_abi_override): Remove check for call_used_regs.
11261 2008-06-03 Richard Guenther <rguenther@suse.de>
11263 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11264 for the lhs of calls if the return type contains pointers.
11266 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11268 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11269 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11270 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11271 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11272 of cfun and DEFAULT_ABI to deceide abi mode.
11273 (DEFAULT_ABI): New.
11274 (REG_PARM_STACK_SPACE): Removed.
11275 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11276 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11277 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11278 (ix86_function_abi): Likewise.
11279 (ix86_function_type_abi): Likewise.
11280 (ix86_call_abi_override): Likewise.
11281 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11282 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11283 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11284 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11286 (X86_64_REGPARM_MAX): New.
11287 (X86_64_SSE_REGPARM_MAX): New.
11288 (X64_REGPARM_MAX): New.
11289 (X64_SSE_REGPARM_MAX): New.
11290 (X86_32_REGPARM_MAX): New.
11291 (X86_32_SSE_REGPARM_MAX): New.
11292 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11293 (ix86_function_regparm): Handle user calling abi.
11294 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11295 by DEFAULT_ABI versus SYSV_ABI check.
11296 (ix86_reg_parm_stack_space): New.
11297 (ix86_function_type_abi): New.
11298 (ix86_call_abi_override): New.
11299 (ix86_function_abi): New.
11300 (ix86_cfun_abi): New.
11301 (init_cumulative_args): Call abi specific initialization.
11302 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11303 (function_arg_64): Extend SSE_REGPARM_MAX check.
11304 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11305 (ix86_pass_by_reference): Likewise.
11306 (ix86_function_value_regno_p): Likewise.
11307 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11308 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11309 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11310 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11311 (setup_incoming_varargs_64): Adjust regparm for call abi.
11312 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11313 (ix86_va_start): Likewise.
11314 (ix86_gimplify_va_arg): Likewise.
11315 (ix86_expand_prologue): Likewise.
11316 (output_pic_addr_const): Likewise.
11317 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11318 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11319 (x86_output_mi_thunk): Likewise.
11320 (x86_function_profiler): Likewise.
11321 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11322 (SYSV_ABI, MS_ABI): New constants.
11323 (DEFAULT_ABI): New.
11324 (init_regs): Add prototype of function in regclass.c file.
11325 (OVERRIDE_ABI_FORMAT): New.
11326 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11327 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11328 (OUTGOING_REG_PARM_STACK_SPACE): New.
11329 (ix86_reg_parm_stack_space): New prototype.
11330 (CUMULATIVE_ARGS): Add call_abi member.
11331 (machine_function): Add call_abi member.
11332 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11333 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11335 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11338 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11339 (avr_builtin_setjmp_frame_value): New function.
11340 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11341 (nonlocal_goto): Define.
11343 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11345 * config/mips/mips.c (mips_emit_loadgp): Return early if
11346 there is nothing do to, otherwise emit a blockage if
11347 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11348 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11350 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11352 * configure.ac: Drop unneeded backslash ending up in config.in.
11353 * acinclude.m4: Likewise.
11354 * config.in: Regenerate.
11356 2008-05-26 Jan Hubicka <jh@suse.cz>
11358 * predict.c (maybe_hot_frequency_p): Break out of...
11359 (maybe_hot_bb_p): ... here.
11360 (maybe_hot_edge_p): New.
11361 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11362 * basic-block.h (maybe_hot_edge_p): Declare.
11364 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11366 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11367 (*cmpfp_<mode>_cc): Ditto.
11368 (*fp_jcc_8<mode>_387): Ditto.
11369 (*fop_<MODEF:mode>_2_i387): Ditto.
11370 (*fop_<MODEF:mode>_3_i387): Ditto.
11371 (*fop_xf_2_i387): Ditto.
11372 (*fop_xf_3_i387): Ditto.
11374 2008-06-02 Tomas Bily <tbily@suse.cz>
11376 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11378 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11380 * config/mips/mips.c (mips_valid_offset_p): New function.
11381 (mips_valid_lo_sum_p): Likewise.
11382 (mips_classify_address): Use them.
11383 (mips_force_address): New function.
11384 (mips_legitimize_address): Use it.
11385 * config/mips/mips.md (MOVE128): New mode iterator.
11386 (movtf): Require TARGET_64BIT. Remove empty strings.
11387 (*movtf_internal): Rename to...
11388 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11389 of "R" and use {,fp}{load,store} attributes instead of "multi".
11390 Use a separate define_split.
11391 (*movtf_mips16): New pattern.
11393 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11395 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11396 * config/mips/mips.c (mips_expand_before_return): New function.
11397 (mips_expand_epilogue): Call it.
11398 * config/mips/mips.md (return): Turn into a define_expand.
11399 (*return): New insn.
11401 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11403 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11404 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11405 functions. Do not emit uses and clobbers of CONCATs; individually
11406 use and clobber their operands.
11407 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11408 gen_clobber, emit_use and gen_use.
11409 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11410 (expand_builtin_return): Likewise.
11411 * cfgbuild.c (count_basic_blocks): Likewise.
11412 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11413 * explow.c (emit_stack_restore): Likewise.
11414 * expmed.c (extract_bit_field_1): Likewise.
11415 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11416 (emit_move_multi_word, store_constructor): Likewise.
11417 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11418 (thread_prologue_and_epilogue_insns): Likewise.
11419 * lower-subreg.c (resolve_simple_move): Likewise.
11420 * optabs.c (widen_operand, expand_binop): Likewise.
11421 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11422 * reload.c (find_reloads): Likewise.
11423 * reload1.c (eliminate_regs_in_insn): Likewise.
11424 * stmt.c (expand_nl_goto_receiver): Likewise.
11425 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11426 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11427 * config/arm/arm.c (arm_load_pic_register): Likewise.
11428 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11429 * config/arm/arm.md (untyped_return): Likewise.
11430 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11431 * config/avr/avr.c (expand_prologue): Likewise.
11432 * config/bfin/bfin.c (do_unlink): Likewise.
11433 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11434 * config/cris/cris.c (cris_expand_prologue): Likewise.
11435 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11436 (machopic_legitimize_pic_address): Likewise.
11437 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11438 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11439 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11440 (ix86_expand_convert_uns_didf_sse): Likewise.
11441 (ix86_expand_vector_init_general): Likewise.
11442 * config/ia64/ia64.md (eh_epilogue): Likewise.
11443 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11444 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11445 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11446 (config/iq2000/iq2000.c): Likewise.
11447 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11448 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11449 (builtin_longjmp): Likewise.
11450 * config/mn10300/mn10300.md (call, call_value): Likewise.
11451 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11452 * config/pdp11/pdp11.md (abshi2): Likewise.
11453 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11454 * config/s390/s390.c (s390_emit_prologue): Likewise.
11455 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11456 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11457 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11458 * config/sh/sh.c (prepare_move_operands): Likewise.
11459 (output_stack_adjust, sh_expand_epilogue): Likewise.
11460 (sh_set_return_address, sh_expand_t_scc): Likewise.
11461 * config/sparc/sparc.c (load_pic_register): Likewise.
11462 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11463 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11464 * config/v850/v850.c (expand_epilogue): Likewise.
11466 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11468 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11469 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11470 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11471 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11472 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11473 stack pointer register.
11474 (output_movhi): Remove code for interrupt specific writing to the
11475 stack pointer register.
11477 2008-05-31 Richard Guenther <rguenther@suse.de>
11479 PR tree-optimization/34244
11480 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11481 (tree_expr_nonzero_warnv_p): Likewise.
11482 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11483 ssa_name_nonnegative_p.
11484 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11485 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11486 not tree_expr_nonzero_warnv_p.
11488 PR tree-optimization/36262
11490 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11492 PR tree-optimization/34244
11493 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11494 (record_numbers_of_iterations): New function.
11495 (execute_vrp): Cache the numbers of iterations of loops.
11496 * tree-scalar-evolution.c (scev_reset_except_niters):
11498 (scev_reset): Use scev_reset_except_niters.
11499 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11501 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11503 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11504 __WORKAROUND_RETS when appropriate.
11506 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11508 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11509 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11511 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11512 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11513 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11514 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11515 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11516 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11517 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11518 *fop_df_1_sse insn patterns using MODEF mode iterator.
11519 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11520 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11521 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11522 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11523 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11524 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11525 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11526 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11527 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11528 (*fop_xf_5_i387): Ditto.
11529 (*fop_xf_6_i387): Ditto.
11531 2008-05-30 Richard Guenther <rguenther@suse.de>
11533 * builtins.c (build_string_literal): Avoid generating
11534 a non-gimple_val result.
11536 2008-05-30 DJ Delorie <dj@redhat.com>
11538 * exec-tool.in: Use an environment variable (private) instead of a
11539 file (shared) as a semaphore, so as to not break parallel builds.
11541 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11543 * optabs.c (maybe_encapsulate_block): Remove.
11544 (emit_libcall_block): Adjust accordingly.
11545 * optabs.h (maybe_encapsulate_block): Remove prototype.
11547 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11548 Don't use maybe_encapsulate_block.
11550 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11552 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11553 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11554 rtx is a SYMBOL_REF before calling get_pool_constant.
11556 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11558 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11560 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11562 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11563 rather than OS names to choose INO_T_EQ definition.
11564 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11565 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11567 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11570 * config/darwin-f.c: New.
11571 * config/t-darwin: Added rule to build darwin-f.o.
11572 * config.gcc: Defined new variable, fortran_target_objs.
11573 (*-*-darwin*): Set fortran_target_objs.
11574 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11575 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11576 * configure: Regenerated.
11578 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11581 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11582 canonical type if needed.
11584 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11586 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11588 2008-05-29 Richard Guenther <rguenther@suse.de>
11590 PR tree-optimization/36343
11591 PR tree-optimization/36346
11592 PR tree-optimization/36347
11593 * tree-flow.h (clobber_what_p_points_to): Declare.
11594 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11595 pointed-to variable is dereferenced is irrelevant to whether
11596 the pointer can access the pointed-to variable.
11597 (clobber_what_p_points_to): New function.
11598 * tree-ssa-alias.c (set_initial_properties): Use it.
11599 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11600 call clobber check for NMTs.
11602 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11604 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11605 for printing gcov_type.
11607 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11609 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11610 and the eh region information.
11611 * value-prof.c (gimple_move_stmt_histograms): New function.
11612 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11614 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11616 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11618 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11620 * value-prof.c (tree_ic_transform): Print counts.
11621 * tree-profile.c (tree_gen_ic_func_profiler):
11622 Clear __gcov_indreict_call_callee variable to avoid misattribution
11625 2008-05-28 Rafael Espíndola <espindola@google.com>
11627 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11630 2008-05-28 Richard Guenther <rguenther@suse.de>
11632 PR tree-optimization/36339
11633 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11634 and clobbering code out of the loop.
11636 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11638 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11641 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11642 s390_contiguous_bitmask_p, s390_symref_operand_p,
11643 s390_check_symref_alignment, s390_reload_larl_operand,
11644 s390_reload_symref_address): New functions.
11645 (s390_branch_condition_mnemonic): Support compare and branch
11647 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11648 and 'W' constraints.
11649 (s390_secondary_reload): Add secondary reloads for unaligned
11650 symbol refs or symbol refs to floating point or QI/TI mode
11652 (legitimate_address_p): Accept symbol references as addresses.
11653 (s390_expand_insv): Use rotate and insert selected bits
11654 instruction for insv when building for z10.
11655 (print_operand_address): Handle symbol ref addresses.
11656 (print_operand): Output modifier 'c' added for signed byte values.
11657 (s390_encode_section_info): Mark symbol refs with
11658 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11660 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11661 (length attribute): RRF, RRR have 4 byte length.
11662 (FPALL, INTALL): New mode iterators added.
11663 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11664 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11665 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11666 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11667 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11668 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11669 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11670 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11672 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11673 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11674 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11675 reload<INTALL:mode><P:mode>_toreg_z10,
11676 reload<FPALL:mode><P:mode>_tomem_z10,
11677 reload<FPALL:mode><P:mode>_toreg_z10,
11678 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11679 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11680 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11681 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11683 (movmem, clrmem, cmpmem): New splitters added.
11685 * config/s390/predicates.md (larl_operand): Use
11686 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11687 SYMBOL_REF_ALIGN1_P.
11688 (s390_signed_integer_comparison,
11689 s390_unsigned_integer_comparison): New predicates.
11691 * config/s390/s390-protos.h (s390_check_symref_alignment,
11692 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11693 s390_reload_symref_address,
11694 s390_compare_and_branch_condition_mask): Prototypes added.
11696 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11697 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11698 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11700 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11702 * config/s390/s390.c (z10_cost): New cost function for z10.
11703 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11704 (s390_issue_rate): Adjust issue rate for z10.
11705 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11706 (processor_flags): Add PF_Z10.
11707 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11708 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11709 * gcc/config.gcc: Add z10.
11711 2008-05-28 Richard Guenther <rguenther@suse.de>
11713 PR tree-optimization/36291
11714 * tree-flow. h (struct gimple_df): Remove var_anns member.
11715 * tree-flow-inline.h (gimple_var_anns): Remove.
11716 (var_ann): Simplify.
11717 * tree-dfa.c (create_var_ann): Simplify.
11718 (remove_referenced_var): Clear alias info from var_anns of globals.
11719 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11720 (delete_tree_ssa): Clear alias info from var_anns of globals.
11721 Do not free var_anns.
11722 (var_ann_eq): Remove.
11723 (var_ann_hash): Likewise.
11725 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11727 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11728 and loongson2f entries.
11729 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11730 * config/mips/mips.h (processor_type): Add Loongson-2E
11731 and Loongson-2F entries.
11732 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11733 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11734 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11735 * doc/invoke.texi (MIPS Options): Document loongson2e
11736 and loongson2f processor names.
11738 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11742 * config/i386/i386.c (ix86_function_arg_boundary): Use
11743 alignment of canonical type.
11744 (ix86_expand_vector_move): Check unaligned memory access for
11747 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11749 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11750 Moved to the front of file.
11752 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11753 H.J. Lu <hongjiu.lu@intel.com>
11755 * dwarf2out.c (current_fde): New.
11757 (lookup_cfa:): Likewise.
11758 (dwarf2out_end_epilogue): Likewise.
11759 (dwarf2out_note_section_used): Likewise.
11761 2008-05-27 Michael Matz <matz@suse.de>
11764 * c.opt (Wenum-compare): New warning option.
11765 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11767 2008-05-27 Michael Matz <matz@suse.de>
11769 PR middle-end/36326
11770 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11772 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11773 into memory as tail calls.
11775 2008-05-27 Richard Guenther <rguenther@suse.de>
11777 PR tree-optimization/36339
11778 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11779 pointers cause all addressable variables to be call clobbered.
11781 2008-05-27 Richard Guenther <rguenther@suse.de>
11783 PR tree-optimization/36245
11784 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11786 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11788 * config/s390/s390.md: Replace all occurences of the 'm'
11789 constraint with 'RT'.
11791 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11793 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11795 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11797 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11798 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11799 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11801 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11803 * reload.c: (find_reloads): Skip alternatives according to the
11804 "enabled" attribute. Constify the constraint variable.
11805 * recog.c (get_attr_enabled): Add default implementation.
11806 (extract_insn): Set the alternative_enabled_p array
11807 in the recog_data struct.
11808 (preprocess_constraints, constrain_operands): Skip
11809 alternatives according to the "enabled" attribute
11810 * recog.h (struct recog_data): New field alternative_enabled_p.
11811 (skip_alternative): New inline function.
11812 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11813 (record_reg_classes): Skip alternative according to the
11814 "enabled" attribute.
11816 * doc/md.texi: Add documention for the "enabled" attribute.
11818 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11820 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11821 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11822 constraint with TARGET_MEM_CONSTRAINT.
11823 * recog.c (asm_operand_ok, preprocess_constraints,
11824 constrain_operands): Likewise.
11825 * regclass.c (record_reg_classes): Likewise.
11826 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11827 * reload1.c (maybe_fix_stack_asms): Likewise.
11828 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11829 * recog.h: Adjust comment.
11830 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11831 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11832 * doc/md.texi: Add a note to description of 'm' constraint.
11833 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11835 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11837 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11838 that the bitfield is of integral type before testing its precision.
11840 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11841 Sa Liu <saliu@de.ibm.com>
11843 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11844 __modti3, __udivti3, __umodti3 and __udivmodti4.
11845 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11846 that implement TImode mul and div functions.
11847 * config/spu/multi3.c: New. Implement __multi3.
11848 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11849 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11852 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11854 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11855 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11856 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11857 tls_sysv_suffix): New mode and mode attribute iterators.
11858 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11859 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11860 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11861 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11862 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11865 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11867 PR tree-optimization/36329
11868 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11869 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11870 * cgraphbuild.c (initialize_inline_failed): Use the latter
11871 macro in lieu of the former.
11872 * ipa-inline.c (cgraph_mark_inline): Likewise.
11873 (cgraph_decide_inlining_of_small_function): Likewise.
11874 (cgraph_decide_inlining): Likewise.
11875 (cgraph_decide_inlining_incrementally): Likewise.
11877 2008-05-26 Tristan Gingold <gingold@adacore.com>
11878 Anatoly Sokolov <aesok@post.ru>
11880 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11881 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11882 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11883 optimization for 'avr6' architecture.
11885 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11888 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11890 2008-05-26 Richard Guenther <rguenther@suse.de>
11892 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11893 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11895 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11897 PR middle-end/36253
11898 * caller-save.c (insert_restore): Verify alignment of spill space.
11899 (insert_save): Likewise.
11900 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11901 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11902 (STACK_SLOT_ALIGNMENT): Likewise.
11903 * function.c (LOCAL_ALIGNMENT): Removed.
11904 (get_stack_local_alignment): New.
11905 (assign_stack_local): Use it. Set alignment on stack slot.
11906 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11907 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11908 (STACK_SLOT_ALIGNMENT): New.
11909 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11910 stack slot in XFmode.
11912 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11914 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11917 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11918 argument operand in rax isn't removed.
11920 2008-05-26 Richard Guenther <rguenther@suse.de>
11922 PR middle-end/36300
11923 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11924 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11926 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11929 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11931 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11933 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11934 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11936 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11938 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11939 build a trampoline if we don't want one.
11940 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11941 return zero for nested functions if we don't want a trampoline.
11943 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11945 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11947 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11950 * c.opt: Removed undocumented option '-lang-fortran'.
11951 * c-common.h: Removed global variable 'lang_fortran'.
11952 * c-opts.c (c_common_handle_option): Removed code to handle
11953 option '-lang-fortran'. Updated includes.
11954 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11955 definition of '__GFORTRAN__'.
11956 (define__GNUC__): Reimplemented to use BASEVER and
11957 cpp_define_formatted.
11958 (builtin_define_with_value_n): Removed.
11959 * c-incpath.h: Renamed to ...
11960 * incpath.h: ... this.
11961 * c-incpath.c: Renamed to ...
11962 * incpath.c: ... this. Updated includes.
11963 * fix-header.c: Updated includes.
11964 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11965 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11966 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11968 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11970 * tree.h: Update the table of flags used on tree nodes.
11971 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11972 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11973 (FORCED_LABEL): Add access check.
11974 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11975 (ASM_INPUT_P): Likewise.
11976 (ASM_VOLATILE_P): Likewise.
11977 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11978 (OMP_SECTION_LAST): Access private_flag directly.
11979 (OMP_RETURN_NOWAIT): Likewise.
11980 (OMP_PARALLEL_COMBINED): Likewise.
11981 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11982 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11983 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11984 deprecated_flag directly.
11986 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11988 * final.c (frame_pointer_needed): Removed.
11989 * flags.h (frame_pointer_needed): Likewise.
11991 * function.h (rtl_data): Add frame_pointer_needed.
11992 (frame_pointer_needed): New.
11994 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11996 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11998 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12000 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12003 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12005 * c-common.c (strip_array_types): Move function to..
12007 (get_inner_array_type): Delete.
12008 * c-common.h (strip_array_types): Move declaration to..
12010 (get_inner_array_type): Delete.
12011 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12012 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12013 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12014 * config/pa/pa.c (emit_move_sequence): Likewise.
12016 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12018 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12021 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12023 * function.c: Include target hook for nonlocal_goto frame value.
12025 2008-05-24 Richard Guenther <rguenther@suse.de>
12027 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12028 variable can be only accessed through a pointer or a union.
12030 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12032 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12033 * doc/extend.texi: Likewise.
12035 2008-05-23 DJ Delorie <dj@redhat.com>
12037 * config/m32c/jump.md (untyped_call): Add.
12039 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12040 for A24 to PSImode.
12041 (m32c_address_cost): Detail costs for indirect offsets.
12043 2008-05-23 Rafael Espíndola <espindola@google.com>
12045 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12046 if a node is a SUBREG.
12047 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12050 2008-05-23 Paul Brook <paul@codesourcery.com>
12051 Carlos O'Donell <carlos@codesourcery.com>
12053 * doc/extend.texi: Clarify use of __attribute__((naked)).
12054 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12055 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12056 * function.c (use_register_for_decl): Use
12057 targetm.calls.allocate_stack_slots_for_args.
12058 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12059 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12060 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12062 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12064 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12066 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12068 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12069 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12070 is only rounded once.
12072 2008-05-23 Richard Guenther <rguenther@suse.de>
12074 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12076 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12077 Jakub Jelinek <jakub@redhat.com>
12080 * configure.ac: Handle --enable-cld.
12081 * configure: Regenerated.
12082 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12083 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12084 (ix86_current_function_needs_cld): New define.
12085 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12086 (cld): New isns pattern.
12087 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12088 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12089 * config/i386/i386.opt (mcld): New option.
12090 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12091 TARGET_CLD and ix86_current_function_needs_cld.
12092 (override_options): Use -mcld by default for 32-bit code if
12095 * doc/install.texi (Options specification): Document --enable-cld.
12096 * doc/invoke.texi (Machine Dependent Options)
12097 [i386 and x86-64 Options]: Add -mcld option.
12098 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12100 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12101 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12102 (return_in_memory_64): Likewise.
12103 (return_in_memory_ms_64): Likewise.
12105 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12107 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12108 * builtins.c (fold_builtin_fpclassify): New.
12109 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12110 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12111 * c-common.c (handle_type_generic_attribute): Adjust to accept
12112 fixed arguments before an elipsis.
12113 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12114 * doc/extend.texi: Document __builtin_fpclassify.
12116 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12118 * omp-low.c (gate_expand_omp_ssa): Remove.
12119 (pass_expand_omp_ssa): Remove.
12120 (gate_expand_omp): Do not check for flag_openmp_ssa.
12121 * common.opt (-fopenmp-ssa): Remove.
12122 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12124 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12126 * config/sh/sh.opt (mfixed-range): New option.
12127 * config/sh/sh-protos.h (sh_fix_range): Declare.
12128 * config/sh/sh.c (sh_fix_range): New function.
12129 * config/sh/sh.h (sh_fixed_range_str): Declare.
12130 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12132 * doc/invoke.texi (SH Options): Document -mfixed-range.
12134 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12136 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12137 it before the redeclaration.
12139 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12141 * config/avr/avr.c (get_sequence_length): Add new function.
12142 (expand_prologue, expand_epilogue): Remove duplicate code.
12144 2008-05-22 Rafael Espíndola <espindola@google.com>
12146 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12149 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12151 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12152 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12154 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12155 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12156 (vect_update_misalignment_for_peel): Likewise.
12157 (vector_alignment_reachable_p): Likewise.
12158 * tree-vect-transform.c (vectorizable_load): Likewise.
12159 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12160 (get_vectype_for_scalar_type): Pass mode of scalar_type
12161 to UNITS_PER_SIMD_WORD.
12163 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12164 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12165 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12166 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12167 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12169 2008-05-22 Ira Rosen <irar@il.ibm.com>
12171 PR tree-optimization/36293
12172 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12173 if the first load must be skipped because of a gap.
12175 2008-05-22 Richard Guenther <rguenther@suse.de>
12177 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12178 more cases of offset disambiguation that is possible if
12179 strict-aliasing rules apply.
12180 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12181 for basic offset and type-based disambiguation.
12183 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12185 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12186 ix86_expand_vector_set on V16QImode for SSE4.1.
12188 2008-05-21 Tom Tromey <tromey@redhat.com>
12190 * c.opt (Wimport): Mark as undocumented.
12191 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12193 (Warning Options): Likewise.
12194 * doc/cppopts.texi: Don't mention -Wimport.
12196 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12198 PR tree-optimization/36287
12199 PR tree-optimization/36286
12200 * lambda-code.c (build_access_matrix): Do not use the loop->num
12201 for computing the number of induction variables: use the loop depth
12204 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12207 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12208 option -f(no-)leading-underscore.
12210 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12212 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12213 GET_MODE_NUNITS (mode).
12215 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12217 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12218 (-mmulhw): Add 464 to description.
12219 (-mdlmzb): Likewise.
12220 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12221 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12223 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12224 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12225 * config/rs6000/rs6000.md: Update comments for 464.
12227 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12229 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12231 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12233 * config/i386/sse.md (vec_extractv4sf): Removed.
12234 (vec_extractv2df): Likewise.
12235 (vec_extractv2di): Likewise.
12236 (vec_extractv4si): Likewise.
12237 (vec_extractv8hi): Likewise.
12238 (vec_extractv16qi): Likewise.
12239 (vec_extract<mode>): New.
12241 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12243 * config/i386/sse.md (vec_setv4sf): Removed.
12244 (vec_setv2df): Likewise.
12245 (vec_setv2di): Likewise.
12246 (vec_setv4si): Likewise.
12247 (vec_setv8hi): Likewise.
12248 (vec_setv16qi): Likewise.
12249 (vec_set<mode>): New.
12251 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12253 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12254 goto for vec_concat and vec_interleave.
12256 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12258 * config/i386/sse.md (vec_initv4sf): Removed.
12259 (vec_initv2df): Likewise.
12260 (vec_initv2di): Likewise.
12261 (vec_initv4si): Likewise.
12262 (vec_initv8hi): Likewise.
12263 (vec_initv16qi): Likewise.
12264 (vec_init<mode>): New.
12266 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12268 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12270 2008-05-21 Tom Tromey <tromey@redhat.com>
12272 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12273 (zone_find_object_offset): Likewise.
12274 (gt_ggc_m_S): Likewise.
12275 (highest_bit): Likewise.
12276 * ggc-page.c (gt_ggc_m_S): New function.
12277 * stringpool.c (string_stack): Remove.
12278 (init_stringpool): Update.
12279 (ggc_alloc_string): Use ggc_alloc.
12280 (maybe_delete_ident): New function.
12281 (ggc_purge_stringpool): Likewise.
12282 (gt_ggc_m_S): Remove.
12283 * ggc-common.c (ggc_protect_identifiers): New global.
12284 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12285 ggc_protect_identifiers.
12286 * ggc.h (ggc_protect_identifiers): Declare.
12287 (gt_ggc_m_S): Update.
12288 (ggc_purge_stringpool): Declare.
12289 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12290 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12292 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12294 2008-05-21 David S. Miller <davem@davemloft.net>
12296 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12299 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12301 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12304 2008-05-20 David Daney <ddaney@avtrex.com>
12306 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12307 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12308 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12309 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12310 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12311 (atomic_hiqi_op): New define_code_iterator.
12312 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12313 mips_expand_compare_and_swap_12.
12314 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12315 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12316 (sync_<optab><mode>, sync_old_<optab><mode>,
12317 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12318 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12319 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12320 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12321 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12322 (test_and_set_12): New insn.
12323 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12324 sync_new_<optab><mode>, sync_old_nand<mode>,
12325 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12326 clobber to operand 0 for SI and DI mode insns.
12327 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12328 mips_gen_fn_4): New typedefs.
12329 (mips_gen_fn_ptrs): Define new union type.
12330 (mips_expand_compare_and_swap_12): Remove declaration.
12331 (mips_expand_atomic_qihi): Declare function.
12332 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12333 (mips_expand_atomic_qihi): ... this. Use new generator function
12335 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12336 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12337 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12338 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12339 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12340 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12341 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12342 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12343 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12344 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12347 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12349 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12352 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12354 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12355 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12356 (avr_attribute_table): Add 'OS_main' function attribute.
12357 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12358 functions with 'OS_main' attribute.
12360 2008-05-20 Richard Guenther <rguenther@suse.de>
12362 PR tree-optimization/35204
12363 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12364 helper, split out from ...
12365 (DFS): ... here. Make the DFS walk non-recursive.
12367 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12368 Jan Sjodin <jan.sjodin@amd.com>
12370 PR tree-optimization/36181
12371 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12372 (parallelize_loops): Don't parallelize when the loop has vector
12375 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12376 Sebastian Pop <sebastian.pop@amd.com>
12378 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12379 matrix, and never look at the tree representation of the memory
12381 (linear_transform_loops): Computes parameters and access matrices.
12382 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12384 (access_matrix_get_index_for_parameter): New.
12385 * tree-data-ref.h (struct access_matrix): New.
12386 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12387 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12388 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12389 am_vector_index_for_loop): New.
12390 (struct data_reference): Add field access_matrix.
12391 (DR_ACCESS_MATRIX): New.
12392 (compute_data_dependences_for_loop): Update declaration.
12393 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12394 * lambda.h (lambda_vector_vec_p): Declared.
12395 * lambda-code.c: Depend on pointer-set.h.
12396 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12397 av_for_af_base, av_for_af, build_access_matrix,
12398 lambda_compute_access_matrices): New.
12399 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12401 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12403 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12404 $SOURCEDIR/include.
12406 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12407 Sebastian Pop <sebastian.pop@amd.com>
12409 PR tree-optimization/36206
12410 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12412 (instantiate_scev_1): Rename flags to fold_conversions.
12413 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12414 outeside instantiation_loop.
12415 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12416 (evolution_function_is_affine_or_constant_p): Removed.
12417 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12419 (analyze_siv_subscript): Pass in the loop nest number.
12420 Call evolution_function_is_affine_in_loop instead of
12421 evolution_function_is_affine_p.
12422 (analyze_overlapping_iterations): Pass in the loop nest number.
12424 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12425 Sebastian Pop <sebastian.pop@amd.com>
12427 PR tree-optimization/36206
12428 * tree-chrec.h (chrec_fold_op): New.
12429 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12432 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12434 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12436 (remove_duplicates): Do not set inode on non-inode systems.
12439 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12441 * config.gcc (tm_file): Update comments about relative pathnames.
12443 2008-05-20 Richard Guenther <rguenther@suse.de>
12445 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12446 * tree-ssa-sccvn.c (process_scc): Likewise.
12447 * tree-ssa-sink.c (execute_sink_code): Likewise.
12448 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12449 * tree-vrp.c (process_assert_insertions): Likewise.
12450 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12451 (perform_tree_ssa_dce): Likewise.
12452 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12453 (dump_dominator_optimization_stats): Likewise.
12454 * tree-vectorizer.c (vectorize_loops): Likewise.
12456 2008-05-20 Richard Guenther <rguenther@suse.de>
12458 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12460 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12462 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12463 (ix86_i386elf_return_in_memory): Likewise.
12464 (ix86_i386interix_return_in_memory): Likewise.
12465 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12466 (SUBTARGET_RETURN_IN_MEMORY): New.
12467 * config/i386/i386elf.h: Likewise.
12468 * config/i386/ptx4-i.h: Likewise.
12469 * config/i386/sol2-10.h: Likewise.
12470 * config/i386/sysv4.h: Likewise.
12471 * config/i386/vx-common.h: Likewise.
12472 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12473 * config/i386/i386.c (ix86_return_in_memory): Made static and
12474 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12475 (ix86_i386elf_return_in_memory): Removed.
12476 (ix86_i386interix_return_in_memory): Removed.
12477 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12478 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12480 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12482 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12484 2008-05-19 Xinliang David Li <davidxl@google.com>
12486 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12488 * common.opt: Ditto.
12489 * doc/invoke.texi: Ditto.
12491 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12493 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12494 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12496 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12498 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12499 sizes of operand array from 8/4 to 4/2.
12500 (ix86_expand_vector_init_general): Change size of operand array
12501 from 32 to 16. Remove op0, op1 and half_mode.
12503 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12505 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12506 (ix86_expand_vector_init_interleave): Likewise.
12507 (ix86_expand_vector_init_general): Use them. Assert
12508 word_mode == SImode when n_words == 4.
12510 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12512 * config/i386/i386.c (ix86_secondary_reload): New static function.
12513 (TARGET_SECONDARY_RELOAD): New define.
12514 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12515 * config/i386/i386.md (reload_outqi): Remove.
12517 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12519 PR middle-end/35509
12520 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12521 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12522 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12523 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12524 (fold_builtin_1): Likewise.
12525 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12526 c-common.c (check_builtin_function_arguments): Handle
12527 BUILT_IN_ISINF_SIGN.
12528 * doc/extend.texi: Document __builtin_isinf_sign.
12529 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12531 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12533 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12534 EH cleanup at the end of the pass, search for those that have been
12535 turned into forwarder blocks and do the cleanup on their successor.
12537 2008-05-18 Richard Guenther <rguenther@suse.de>
12539 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12540 pointers to sizetype and vice versa.
12542 2008-05-18 Xinliang David Li <davidxl@google.com>
12544 * gcc/tree-ssa-dce.c: Coding style fix.
12545 (check_pow): Documentation comment.
12546 (check_log): Documenation comment. Coding style fix.
12547 (is_unnecessary_except_errno_call): Ditto.
12548 (gen_conditions_for_pow): Ditto.
12549 (gen_conditions_for_log): Ditto.
12550 (gen_shrink_wrap_conditions): Ditto.
12551 (shrink_wrap_one_built_in_calls): Ditto.
12552 * gcc/doc/invoke.texi: Better documentation string.
12553 * ChangeLog: Fix wrong change log entries from
12554 May 17 checkin on function call DCE.
12556 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12558 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12560 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12562 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12563 * df-problems.c (simulation routines): Fixed block comment to
12564 properly say how to add forwards scanning functions.
12566 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12568 * tree-inline.c (setup_one_parameter): Remove dead code.
12570 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12572 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12573 a BIT_AND_EXPR only for an INTEGER_TYPE.
12575 2008-05-17 Xinliang David Li <davidxl@google.com>
12577 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12578 (check_pow, check_log, is_unnecessary_except_errno_call): New
12579 functions to check for eliminating math functions that are pure
12580 except for setting errno.
12581 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12582 general condition expressions for shrink-wrapping pow/log calls.
12583 (gen_shrink_wrap_conditions): Ditto.
12584 (shrink_wrap_one_built_in_call): Ditto.
12585 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12586 (mark_operand_necessary): If debugging, output if OP is necessary.
12587 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12589 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12591 * gcc/common.opt: New user flag -ftree-builtin-dce.
12592 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12594 2008-05-16 David S. Miller <davem@davemloft.net>
12596 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12597 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12599 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12602 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12604 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12606 * ifcvt.c (dead_or_predicable): Rename
12607 df_simulate_one_insn_backwards to df_simulate_one_insn.
12608 * recog.c (peephole2_optimize): Ditto.
12609 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12611 * df.h: Rename df_simulate_one_insn_backwards to
12612 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12613 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12614 scanning of defs and uses.
12615 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12616 (df_simulate_one_insn_forwards): Removed.
12618 2008-05-16 Doug Kwan <dougkwan@google.com>
12620 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12622 (real_from_string): Handle NaNs and Inf as approriate.
12624 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12626 * doc/gty.texi (Source Files Containing Type Information): Note
12627 that headers should appear first in the gtfiles list.
12629 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12631 * tree.def (COND_EXEC): Properly documented this code.
12633 2008-05-16 Diego Novillo <dnovillo@google.com>
12635 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12636 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12639 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12641 * tree-ssa-dse (max_stmt_uid): Removed.
12642 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12643 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12644 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12645 * function.h (cfun.last_stmt_uid): New field.
12646 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12647 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12649 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12650 (create_stmt_ann): Initialize the ann->uid field.
12651 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12653 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12655 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12657 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12658 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12659 (init_empty_tree_cfg): Call it.
12661 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12663 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12666 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12668 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12669 * tree-dump.c (dump_options): New verbose option.
12670 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12672 * tree-pass.h (TDF_VERBOSE): New dump flag.
12673 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12674 (tree-flow.h): Added include.
12675 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12677 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12679 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12681 From Jie Zhang <jie.zhang@analog.com>
12682 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12683 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12684 mcpu=bf561-none and mcpu=bf561-0.2.
12685 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12686 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12687 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12688 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12689 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12690 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12691 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12693 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12694 (cputype_selected): Remove.
12695 (bfin_handle_option): Don't use cputype_selected.
12696 (override_options): When no mcpu option, enable all workarounds.
12697 Don't use bfin_workarounds.
12698 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12700 (DEFAULT_CPU_TYPE): Don't define.
12702 2008-05-16 Richard Guenther <rguenther@suse.de>
12704 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12705 on deletion of the last stmt.
12707 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12709 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12710 V8HImode for SSE2 and V16QImode for SSE4.1.
12712 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12714 * cgraph.h (compute_inline_parameters): Made public.
12715 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12716 variable_generate_summary, function_write_summary,
12717 variable_write_summary, variable_read_summary. Added generate_summary,
12718 write_summary, read_summary.
12719 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12720 pass_ipa_inline.function_generate_summary, to
12721 compute_inline_parameters.
12722 * ipa-inline.c (compute_inline_parameters): Made public and added
12724 (compute_inline_parameters_for_current): New function.
12725 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12726 (inline_generate_summary): Removed parameter and made to loop over
12728 (pass_ipa_inline): Updated for new IPA_PASS structure.
12729 * passes.c (execute_ipa_summary_passes): Now is called once per
12730 pass rather than once per node*pass.
12732 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12734 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12735 avr_have_mul_p, avr_asm_only_p): Remove variables.
12736 (avr_override_options): Remove initialization of removed variables.
12737 (avr_file_start): Convert removed variables to fields of
12738 'struct base_arch_s *avr_current_arch'.
12739 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12740 (AVR_HAVE_MUL): (Ditto.).
12741 (AVR_HAVE_MOVW): (Ditto.).
12742 (AVR_HAVE_LPMX): (Ditto.).
12743 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12744 avr_asm_only_p): Remove declaration.
12746 2008-05-15 Diego Novillo <dnovillo@google.com>
12748 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12749 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12751 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12753 PR middle-end/36194
12754 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12755 Don't call record_truncated_value from here.
12756 (record_truncated_value): Turn it into a for_each_rtx callback.
12757 (record_truncated_values): New function.
12758 (combine_instructions): Call note_uses with record_truncated_values.
12759 Change name of check_conversion to check_promoted_subreg.
12761 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12763 * doc/sourcebuild.texi: Document support for torture tests.
12765 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12767 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12768 to alternative 4 of operand 2.
12770 2008-05-15 Richard Guenther <rguenther@suse.de>
12772 * tree-pass.h (current_pass): Declare.
12773 (get_pass_for_id): Likewise.
12774 * passes.c (passes_by_id, passes_by_id_size): New globals.
12775 (set_pass_for_id): New function.
12776 (get_pass_for_id): Likewise.
12777 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12778 (execute_function_todo): Flush per function statistics.
12779 * toplev.c (compile_file): Init statistics.
12780 (general_init): Do early statistics initialization.
12781 (finalize): Finish statistics.
12782 * statistics.h (statistics_early_init): Declare.
12783 (statistics_init): Likewise.
12784 (statistics_fini): Likewise.
12785 (statistics_fini_pass): Likewise.
12786 (statistics_counter_event): Likewise.
12787 (statistics_histogram_event): Likewise.
12788 * statistics.c: New file.
12789 * Makefile.in (OBJS-common): Add statistics.o.
12790 (statistics.o): Add dependencies.
12791 * doc/invoke.texi (-fdump-statistics): Document.
12793 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12794 (insert): Likewise.
12795 (execute_pre): Use statistics_counter_event.
12796 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12797 (substitute_and_fold): Increment it. Use statistics_counter_event.
12799 2008-05-15 Diego Novillo <dnovillo@google.com>
12801 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12803 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12804 * tree-ssa-alias.c (new_type_alias): Remove references to
12805 sub-variables from comment.
12806 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12808 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12810 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12811 attribute to 1 only for insertps alternative.
12813 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12815 * config/bfin/bfin.md (loadbytes): New pattern.
12816 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12817 (bfin_init_builtins): Initialize it.
12818 (bdesc_1arg): Add it.
12820 2008-05-15 Sa Liu <saliu@de.ibm.com>
12822 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12823 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12824 * testsuite/lib/target-supports.exp: Add
12825 check_effective_target_fortran_integer_16.
12827 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12829 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12830 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12831 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12832 (TARGET_RETURN_IN_MEMORY): Define.
12834 2008-05-15 Richard Guenther <rguenther@suse.de>
12836 PR middle-end/36244
12837 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12838 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12839 represent unmodifiable vars.
12841 2008-05-15 Richard Guenther <rguenther@suse.de>
12843 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12844 INDIRECT_REF and TARGET_MEM_REF.
12845 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12848 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12849 H.J. Lu <hongjiu.lu@intel.com>
12851 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12852 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12853 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12854 insn alternatives. Add missing alternatives.
12855 (*vec_concatv2di_rex64_sse4_1): Likewise.
12856 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12857 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12858 Require TARGET_SSE.
12860 2008-05-15 Richard Guenther <rguenther@suse.de>
12862 PR tree-optimization/36009
12863 PR tree-optimization/36204
12864 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12865 (determine_invariantness_stmt): Record the loop a store is
12866 always executed in.
12867 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12870 2008-05-15 Richard Guenther <rguenther@suse.de>
12872 PR tree-optimization/34330
12873 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12874 through the pointer will alias the SMT.
12876 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12878 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12880 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12882 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12884 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12885 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12887 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12888 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12889 (vashl_optab): New optab for vector/vector shifts.
12890 (vashr_optab): Ditto.
12891 (vlshr_optab): Ditto.
12892 (vrotl_optab): Ditto.
12893 (vrotr_optab): Ditto.
12894 (optab_subtype): New enum for optab_for_tree_code call.
12895 (optab_for_tree_code): Add enum optab_subtype argument.
12897 * optabs.c (optab_for_tree_code): Take an additional argument to
12898 distinguish between a vector shift by a scalar and vector shift by
12899 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12900 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12901 vector shift by a vector.
12902 (expand_widen_pattern_expr): Pass additional argument to
12903 optab_for_tree_code.
12905 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12906 vrotl_optab, vrotr_optab.
12908 * expr.c (expand_expr_real_1): Update calls to
12909 optab_for_tree_code to distinguish between vector shifted by a
12910 scalar and vector shifted by a vector.
12911 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12912 (supportable_narrowing_operation): Ditto.
12913 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12914 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12915 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12916 (vect_create_epilog_for_reduction): Ditto.
12917 (vectorizable_reduction): Ditto.
12918 (vectorizable_operation): Ditto.
12919 (vect_strided_store_supported): Ditto.
12920 (vect_strided_load_supported): Ditto.
12921 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12922 * expmed.c (expand_shift): Ditto.
12924 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12926 (ashr@var{m}3): Ditto.
12927 (vashl@var{m}3): Document new vector/vector shift standard name.
12928 (vashr@var{m}3): Ditto.
12929 (vlshr@var{m}3): Ditto.
12930 (vrotl@var{m}3): Ditto.
12931 (vrotr@var{m}3): Ditto.
12933 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12934 (PPERM_INVERT): Ditto.
12935 (PPERM_REVERSE): Ditto.
12936 (PPERM_REV_INV): Ditto.
12937 (PPERM_ZERO): Ditto.
12938 (PPERM_ONES): Ditto.
12939 (PPERM_SIGN): Ditto.
12940 (PPERM_INV_SIGN): Ditto.
12941 (PPERM_SRC1): Ditto.
12942 (PPERM_SRC2): Ditto.
12944 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12945 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12946 allows a memory operand to be the value being added, and split it
12947 to improve vectorization.
12948 (sse5_pmacsdqh_mem): Ditto.
12949 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12950 (sse5_mulv2div2di3_high): Ditto.
12951 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12952 (vec_pack_trunc_v4si): Ditto.
12953 (vec_pack_trunc_v2di): Ditto.
12954 (sse5_pcmov_<mode>): Remove code that tried to use use
12955 andps/andnps instead of pcmov.
12956 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12957 pmacsdqh instructions.
12958 (vec_widen_smult_lo_v4si): Ditto.
12960 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12961 (PPERM_INVERT): Ditto.
12962 (PPERM_REVERSE): Ditto.
12963 (PPERM_REV_INV): Ditto.
12964 (PPERM_ZERO): Ditto.
12965 (PPERM_ONES): Ditto.
12966 (PPERM_SIGN): Ditto.
12967 (PPERM_INV_SIGN): Ditto.
12968 (PPERM_SRC1): Ditto.
12969 (PPERM_SRC2): Ditto.
12970 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12972 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12974 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12975 says ignore whether the last reference is a memory operand.
12977 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12978 Paolo Bonzini <bonzini at gnu dot org>
12980 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12983 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12984 (vlshr<mode>3): Rename from vlshr<mode>3.
12985 (vashr<mode>3): Rename from vashr<mode>3.
12986 (mulv4sf3): Change the names of vector shift patterns.
12990 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12993 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13018 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13019 (floatunssidf2_internal): Change vector/vector shift names.
13020 (floatunsdidf2_internal): Ditto.
13027 (vashl<mode>3): Rename from ashl<mode>3.
13028 (vashr<mode>3): Rename from ashr<mode>3.
13029 (vlshr<mode>3): Rename from lshr<mode>3.
13030 (vrotl<mode>3): Rename from rotl<mode>3.
13032 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13035 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13036 multiply gives the wrong value when doing widening multiplies.
13037 (vec_widen_smult_lo_v4si): Ditto.
13039 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13041 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13042 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13043 emit_library_call_value.
13044 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13045 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13046 * calls.c (initialize_argument_information, precompute_arguments,
13047 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13048 (precompute_arguments): Removed flags parameter.
13049 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13051 2008-05-14 Richard Guenther <rguenther@suse.de>
13053 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13054 Make sure to register the store if the use is a PHI_NODE.
13056 2008-05-14 Olivier Hainque <hainque@adacore.com>
13058 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13059 memory if the component is to be referenced in BLKmode according
13060 to get_inner_reference.
13062 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13064 * calls.c (emit_library_call_value_1): Restore code clearing
13065 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13067 2008-05-14 Olivier Hainque <hainque@adacore.com>
13068 Nicolas Roche <roche@adacore.com>
13070 * configure.ac: Add support for a "gcc_subdir" variable in
13071 config-lang.in, to denote a subdirectory where the language/GCC
13072 integration files are to be found.
13073 * configure: Regenerate.
13075 2008-05-14 Ira Rosen <irar@il.ibm.com>
13077 PR tree-optimization/36098
13078 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13079 value for the first load in the group in case of a gap.
13080 (vect_build_slp_tree): Check that there are no gaps in loads.
13082 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13084 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13085 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13086 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13087 emit_insn and remove unneeded code to construct extra args.
13088 (emit_no_conflict_block): Removed.
13089 * optabls.h: (emit_no_conflict_block): Removed.
13090 * cse.c (cse_extended_basic_block): Remove search for
13091 REG_NO_CONFLICT note.
13092 * global.c: Removed incorrect comment added in revision 117.
13093 * expr.c (convert_move): Change call to emit_no_conflict_block to
13095 * recog.c: Change comments so that they do not mention
13097 * local_alloc.c (combine_regs): Removed last parameter.
13098 (no_conflict_p): Removed.
13099 (block_alloc): Removed note, no_conflict_combined_regno and set
13100 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13101 (combine_regs): Removed already_dead and code to look for
13102 REG_NO_CONFLICT notes.
13103 * lower_subreg (remove_retval_note): Removed code to look for
13104 REG_NO_CONFLICT block.
13105 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13106 (resolve_clobber): Remove code to process libcalls that have
13107 REG_NO_CONFLICT notes.
13108 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13110 * combine.c (can_combine_p, distribute_notes): Removed
13111 REG_NO_CONFLICT case.
13112 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13114 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13115 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13117 * reg-notes.def (NO_CONFLICT): Removed.
13119 2008-05-14 David S. Miller <davem@davemloft.net>
13121 * config/sparc/sparc.c (sparc_profile_hook): If
13122 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13123 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13124 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13126 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13128 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13130 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13133 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13134 and op1 expansion before vector concat to have less live pseudos.
13136 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13138 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13139 ix86_expand_vector_set if supported.
13141 2008-05-13 Diego Novillo <dnovillo@google.com>
13142 Kenneth Zadeck <zadeck@naturalbridge.com>
13144 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13146 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13147 phinodes_print_statistics, init_ssanames, fini_ssanames,
13148 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13149 release_ssa_name, release_defs, replace_ssa_name_symbol,
13150 ssanames_print_statistics): Move ...
13151 * tree-flow.h: ... here.
13152 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13153 Use FN instead of cfun.
13154 (make_ssa_name_fn): Rename from make_ssa_name.
13155 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13156 * tree-flow-inline.h (make_ssa_name): Move from
13157 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13158 * omp-low.c (expand_omp_parallel):
13159 * tree-flow-inline.h (redirect_edge_var_map_result):
13160 * tree-ssa.c (init_tree_ssa): Add argument FN.
13161 Use it instead of cfun. Update all users.
13163 2008-05-13 Tom Tromey <tromey@redhat.com>
13165 PR preprocessor/22168:
13166 * doc/cpp.texi (Top): Update menu.
13167 (Alternatives to Wrapper #ifndef): New node.
13168 (Other Directives): Document deprecation.
13169 (Obsolete Features): Remove menu.
13170 (Assertions): Merge node into Obsolete Features.
13171 (Obsolete once-only headers): Move earlier; rename to Alternatives
13172 to Wrapper #ifndef.
13173 * doc/cppopts.texi: Update.
13174 * c.opt (Wdeprecated): Enable for C and ObjC.
13175 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13176 (C++ Dialect Options): Move -Wno-deprecated from here to...
13177 (Warning Options): ... here.
13179 2008-05-13 Richard Guenther <rguenther@suse.de>
13181 PR middle-end/36227
13182 * fold-const.c (fold_sign_changed_comparison): Do not allow
13183 changes in pointer-ness.
13185 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13188 * config/sh/sh.c (sh_expand_prologue): Don't clear
13189 RTX_FRAME_RELATED_P for push insns.
13191 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13193 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13195 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13197 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13198 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13199 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13201 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13203 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13204 (*vec_concatv4sf_sse): This.
13205 (*sse2_concatv2si): Renamed to ...
13206 (*vec_concatv2si_sse2): This.
13207 (*sse1_concatv2si): Renamed to ...
13208 (*vec_concatv2si_sse): This.
13209 (*vec_concatv2di_rex): Renamed to ...
13210 (*vec_concatv2di_rex64): This.
13211 (*vec_concatv2si_sse4_1): New.
13212 (*vec_concatv2di_rex64_sse4_1): Likewise.
13214 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13216 PR rtl-optimization/36111
13217 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13218 that was created for swappable operands.
13220 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13223 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13224 * configure.ac: Add call to ACX_PROG_GNAT.
13226 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13228 * optc-gen.awk: Fix comment typo.
13230 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13232 * pretty-print.c (pp_integer_with_precision): Use
13233 HOST_LONG_LONG_FORMAT.
13235 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13237 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13239 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13241 * config/i386/i386.c (bdesc_ptest): Removed.
13242 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13243 (bdesc_args): Add __builtin_ia32_ptestz128,
13244 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13245 (ix86_init_mmx_sse_builtins): Updated.
13246 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13247 (ix86_expand_builtin): Updated.
13249 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13251 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13252 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13254 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13256 * value-prof.c (interesting_stringop_to_profile): Do not
13257 return early for BUILT_IN_MEMPCPY.
13259 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13261 * calls.c (expand_call): Don't use callgraph to increase
13262 preferred_stack_boundary.
13264 * cgraph.h (cgraph_rtl_info): Use unsigned on
13265 preferred_incoming_stack_boundary.
13267 * final.c (rest_of_clean_state): Use unsigned on
13268 preferred_stack_boundary.
13270 2008-05-09 Tom Tromey <tromey@redhat.com>
13272 PR preprocessor/22231:
13273 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13276 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13278 PR tree-optimization/36129
13279 * tree-ssa-ccp.c: Include value-prof.h.
13280 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13281 built-in function was folded to a constant.
13282 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13284 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13285 Sebastian Pop <sebastian.pop@amd.com>
13287 * tree-scalar-evolution.c: Document instantiate_scev.
13288 (instantiate_parameters_1): Renamed instantiate_scev_1.
13289 Don't use the same loop for instantiation_loop and evolution_loop.
13290 (instantiate_scev): New.
13291 (instantiate_parameters): Moved...
13292 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13293 same loop twice. Maintains the semantics for this function.
13294 * tree-scalar-evolution.h (instantiate_scev): Declare.
13295 (instantiate_parameters): ...here. Now static inline.
13296 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13297 instead of resolve_mixers.
13299 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13301 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13303 2008-05-09 Tomas Bily <tbily@suse.cz>
13305 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13306 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13307 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13308 * c-common.c (c_common_truthvalue_conversion): Likewise.
13309 * tree-object-size.c (compute_object_offset): Likewise.
13310 * tree-inline.c (estimate_num_insns_1): Likewise.
13311 * varasm.c (const_hash_1, compare_constant, copy_constant)
13312 (compute_reloc_for_constant, output_addressed_constants)
13313 (initializer_constant_valid_p): Likewise.
13314 * c-omp.c (check_omp_for_incr_expr): Likewise.
13315 * gimplify.c (gimplify_expr): Likewise.
13316 * c-typeck.c (c_finish_return): Likewise.
13317 * tree-vectorizer.c (supportable_widening_operation)
13318 (supportable_narrowing_operation): Likewise.
13319 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13320 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13321 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13322 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13323 (descr_info_loc): Likewise.
13324 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13325 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13326 (fold_unary): Likewise.
13327 * builtins.c (get_pointer_alignment): Likewise.
13328 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13329 (instantiate_parameters_1): Likewise.
13330 * tree.c (expr_align, stabilize_reference): Likewise.
13331 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13332 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13333 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13334 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13335 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13336 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13338 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13339 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13340 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13341 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13342 (forward_propagate_comparison)
13343 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13344 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13345 * emit-rtl.c (component_ref_for_mem_expr)
13346 (set_mem_attributes_minus_bitpos): Likewise.
13347 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13348 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13350 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13351 (build_function_call, pointer_diff, build_compound_expr)
13352 (c_finish_return): Likewise.
13353 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13354 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13356 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13357 * expr.c (is_aligning_offset): Likewise.
13358 * tree-ssa-alias.c (is_escape_site): Likewise.
13359 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13360 (check_all_va_list_escapes): Likewise.
13361 * tree-ssa-loop-ivopts.c (determine_base_object)
13362 (determine_common_wider_type): Likewise.
13363 * dojump.c (do_jump): Likewise.
13364 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13365 * tree-gimple.c (is_gimple_cast): Likewise.
13366 * fold-const.c (decode_field_reference, )
13367 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13368 (fold_binary): Likewise.
13369 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13370 (already_warned_in_frontend_p): Likewise.
13371 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13372 * tree.c (really_constant_p, get_unwidened): Likewise.
13373 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13374 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13375 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13377 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13379 (CONVERT_EXPR_P): Define.
13380 (CASE_CONVERT): Define.
13382 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13384 PR middle-end/36117
13385 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13386 (delete_unmarked_insns): When deleting a call, call
13387 delete_unreachable_blocks.
13388 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13389 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13391 2008-05-08 Richard Guenther <rguenther@suse.de>
13393 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13394 (-ftree-salias): Likewise.
13395 (salias-max-implicit-fields): Remove param documentation.
13396 (salias-max-array-elements): Likewise.
13397 * tree-pass.h (pass_create_structure_vars): Remove.
13398 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13399 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13400 * tree-ssa-alias.c (create_structure_vars): Remove.
13401 (gate_structure_vars): Likewise.
13402 (pass_create_structure_vars): Likewise.
13403 (gate_build_alias): Likewise.
13404 (pass_build_alias): Adjust to run always and dump the function.
13405 * common.opt (ftree-salias): Hide.
13406 * passes.c (init_optimization_passes): Remove
13407 pass_create_structure_vars, adjust comment.
13408 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13409 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13410 * opts.c (decode_options): Do not set flag_tree_salias.
13411 (common_handle_option): Add OPT_ftree_salias to the backward
13412 compatibility section.
13414 2008-05-08 Richard Guenther <rguenther@suse.de>
13416 * tree-flow-inline.h (var_can_have_subvars): Move ...
13417 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13418 * tree-flow.h (var_can_have_subvars): Remove.
13419 (push_fields_onto_fieldstack): Remove.
13420 (sort_fieldstack): Likewise.
13421 (struct fieldoff): Move ...
13422 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13423 alias_set and base_for_components fields.
13424 (sort_fieldstack): Make static.
13425 (push_fields_onto_fieldstack): Likewise. Remove code that
13426 handles anything but RECORD_TYPEs. Remove alias_set and
13427 base_for_components handling.
13428 (create_variable_info_for): Adjust.
13430 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13432 * common.opt (Wframe-larger-than=): Shorten the help message
13434 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13436 2008-05-08 Rafael Espíndola <espindola@google.com>
13438 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13440 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13441 trap and that both operands are gimple values.
13442 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13443 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13446 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13448 * read-rtl.c (join_c_conditions): Return the first string if the
13449 two strings are equal.
13451 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13453 * gensupport.h (pred_data): Add a "num_codes" field.
13454 (add_predicate_code): Declare.
13455 * gensupport.c (add_predicate_code): New function.
13456 (std_pred_table): Add an "allows_const_p" field.
13457 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13458 Remove the (incomplete) list of such codes from the codes field.
13459 (init_predicate_table): Use add_predicate_code. Add all
13460 RTX_CONST_OBJs if allows_const_p is true.
13461 * genrecog.c (process_define_predicate): Use add_predicate_code.
13463 2008-05-08 David Daney <ddaney@avtrex.com>
13464 Richard Sandiford <rsandifo@nildram.co.uk>
13466 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13467 special case of constant zero operands.
13468 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13469 old and new values. Special case constant zero values.
13470 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13472 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13473 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13475 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13478 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13479 similar RTX_CONST_OBJ before CONST_INT.
13481 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13483 * stmt.c (expand_stack_restore): Change sa mode if needed.
13485 2008-05-08 Richard Guenther <rguenther@suse.de>
13487 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13488 return type to bool.
13489 (ix86_sol10_return_in_memory): Likewise.
13490 (ix86_i386elf_return_in_memory): Likewise.
13491 (ix86_i386interix_return_in_memory): Likewise.
13492 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13493 (ix86_sol10_return_in_memory): Likewise.
13494 (ix86_i386elf_return_in_memory): Likewise.
13495 (ix86_i386interix_return_in_memory): Likewise.
13497 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13500 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13502 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13503 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13506 2008-05-08 Richard Guenther <rguenther@suse.de>
13508 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13509 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13510 (DR_SUBVARS): Remove.
13511 * tree-dfa.c (dump_subvars_for): Remove.
13512 (debug_subvars_for): Likewise.
13513 (dump_variable): Do not dump subvars.
13514 (remove_referenced_var): Do not remove subvars.
13515 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13516 (lookup_subvars_for_var): Remove.
13517 (get_subvars_for_var): Likewise.
13518 (get_subvars_at): Likewise.
13519 (get_first_overlapping_subvar): Likewise.
13520 (overlap_subvar): Likewise.
13521 * tree-flow.h (subvar_t): Remove.
13522 (struct var_ann_d): Remove subvars field.
13523 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13524 argument. Remove special handling of SFTs.
13525 (compute_tag_properties): Likewise.
13526 (set_initial_properties): Likewise.
13527 (compute_call_clobbered): Likewise.
13528 (count_mem_refs): Likewise.
13529 (compute_memory_partitions): Likewise.
13530 (compute_flow_insensitive_aliasing): Likewise.
13531 (setup_pointers_and_addressables): Likewise.
13532 (new_type_alias): Likewise.
13533 (struct used_part): Remove.
13534 (used_portions): Likewise.
13535 (struct used_part_map): Likewise.
13536 (used_part_map_eq): Likewise.
13537 (used_part_map_hash): Likewise.
13538 (free_used_part_map): Likewise.
13539 (up_lookup): Likewise.
13540 (up_insert): Likewise.
13541 (get_or_create_used_part_for): Likewise.
13542 (create_sft): Likewise.
13543 (create_overlap_variables_for): Likewise.
13544 (find_used_portions): Likewise.
13545 (create_structure_vars): Likewise.
13546 * tree.def (STRUCT_FIELD_TAG): Remove.
13547 * tree.h (MTAG_P): Adjust.
13548 (struct tree_memory_tag): Remove base_for_components and
13549 unpartitionable flags.
13550 (struct tree_struct_field_tag): Remove.
13551 (SFT_PARENT_VAR): Likewise.
13552 (SFT_OFFSET): Likewise.
13553 (SFT_SIZE): Likewise.
13554 (SFT_NONADDRESSABLE_P): Likewise.
13555 (SFT_ALIAS_SET): Likewise.
13556 (SFT_UNPARTITIONABLE_P): Likewise.
13557 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13558 (union tree_node): Remove sft field.
13559 * alias.c (get_alias_set): Remove special handling of SFTs.
13560 * print-tree.c (print_node): Remove handling of SFTs.
13561 * tree-dump.c (dequeue_and_dump): Likewise.
13562 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13563 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13564 * tree-predcom.c (set_alias_info): Do not set subvars.
13565 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13566 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13567 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13568 (add_vars_for_offset): Remove.
13569 (add_virtual_operand): Remove special handling of SFTs.
13570 (add_call_clobber_ops): Likewise.
13571 (add_call_read_ops): Likewise.
13572 (get_asm_expr_operands): Likewise.
13573 (get_modify_stmt_operands): Likewise.
13574 (get_expr_operands): Likewise.
13575 (add_to_addressable_set): Likewise.
13576 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13577 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13578 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13579 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13580 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13581 (tree_node_structure): Likewise.
13582 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13584 (find_what_p_points_to): Likewise.
13586 2008-05-08 Sa Liu <saliu@de.ibm.com>
13588 * config/spu/spu.md: Fixed subti3 pattern.
13590 2008-05-08 Richard Guenther <rguenther@suse.de>
13592 PR middle-end/36154
13593 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13594 sure to create a representative for trailing arrays for PTA.
13596 2008-05-08 Richard Guenther <rguenther@suse.de>
13598 PR middle-end/36172
13599 * fold-const.c (operand_equal_p): Two objects which types
13600 differ in pointerness are not equal.
13602 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13604 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13605 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13606 (emit_library_call_value_1): Add new variable fndecl initialized by
13607 NULL_TREE. It should be the decl type of orgfun, but this information
13608 seems not to be available here, so it uses the default calling abi.
13609 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13610 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13611 by TARGET_RETURN_IN_MEMORY.
13612 * config/i386/i386-interix.h: Likewise.
13613 * config/i386/i386.h: Likewise.
13614 * config/i386/i386elf.h: Likewise.
13615 * config/i386/ptx4-i.h: Likewise.
13616 * config/i386/sol2-10.h: Likewise.
13617 * config/i386/sysv4.h: Likewise.
13618 * config/i386/vx-common.h: Likewise.
13619 * config/cris/cris.h: Removed #if 0 clause.
13620 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13621 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13623 (ix86_sol10_return_in_memory): Likewise.
13624 (ix86_i386elf_return_in_memory): New.
13625 (ix86_i386interix_return_in_memory): New.
13626 * config/mt/mt-protos.h (mt_return_in_memory): New.
13627 * config/mt/mt.c: Likewise.
13628 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13629 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13630 * config/bfin/bfin.h: Likewise.
13631 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13633 * config/bfin/bfin.c: Likewise.
13634 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13635 * config/alpha/unicosmk.h: Likewise.
13636 * config/i386/cygming.h: Likewise.
13637 * config/iq2000/iq2000.h: Likewise.
13638 * config/mips/mips.h: Likewise.
13639 * config/mn10300/mn10300.h: Likewise.
13640 * config/rs6000/rs6000.h: Likewise.
13641 * config/score/score.h: Likewise.
13642 * config/spu/spu.h: Likewise.
13643 * config/v850/v850.h: Likewise.
13644 * defaults.h: Likewise.
13645 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13646 * expr.c (emit_block_move): Adjust use of
13647 OUTGOING_REG_PARM_STACK_SPACE.
13648 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13649 OUTGOING_REG_PARM_STACK_SPACE.
13650 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13652 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13654 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13655 on OMP_RETURN for OMP_FOR.
13658 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13659 (fortran_common): New function.
13660 (gen_variable_die): Call fortran_common instead of common_check,
13661 adjust for it returning tree instead of rtx. Formatting.
13663 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13667 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13668 * c-decl.c (merge_decls): Ditto.
13669 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13670 to RTL_CONST_OR_PURE_CALL_P.
13671 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13672 Initialized DECL_LOOPING_CONST_PURE.
13673 (process_call_operands): Set tree_side_effects properly.
13674 * tree.h (TREE_READONLY_DECL_P): Removed.
13675 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13676 (DECL_LOOPING_OR_CONST_P): New macro.
13677 (struct tree_function_decl): Added looping_const_or_pure_p.
13678 (ECF_*) Renumbered.
13679 (ECF_LOOPING_OR_CONST_P): New macro.
13680 * rtlanal.c (pure_const_p): Removed.
13681 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13682 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13683 to RTL_CONST_CALL_P.
13684 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13685 (check_decl, check_tree, check_call, scan_function): Initialize
13687 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13688 (static_execute): Set looping true for recursive functions.
13689 Undo setting state to IPA_NEITHER for recursive functions.
13690 * cse.c (cse_insn):
13691 * ifcvt.c (noce_can_store_speculate_p): Changed
13692 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13693 RTL_CONST_OR_PURE_CALL_P.
13694 * dse.c (scan_insn): Ditto.
13695 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13696 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13697 RTL_CONST_OR_PURE_CALL_P.
13698 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13699 pure_call_p to RTL_CONST_CALL_P.
13700 * gimplify.c (gimplify_call_expr): Clear side effects for
13701 non-looping pure and constant calls.
13702 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13703 (flags_from_decl_or_type): Set ecf flags from decl flags.
13704 (initialize_argument_information): Turn off
13705 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13706 Change const to pure if callee_copies is true rather than just
13708 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13709 way of marking pure calls.
13710 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13711 Remove hack that was supposed to fix pr7335 and remove old
13712 way of marking pure calls.
13713 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13714 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13715 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13716 RTL_CONST_OR_PURE_CALL_P.
13717 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13718 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13719 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13720 * sched-deps.c (schedule_analyze): Ditto.
13721 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13722 return_val field of calls to represent pure and const function info.
13723 (CONST_OR_PURE_CALL_P): Deleted macro.
13724 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13725 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13726 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13728 * tree-optimize.c (execute_fixup_cfg): Added test for
13729 ECF_LOOPING_CONST_OR_PURE.
13730 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13732 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13733 effects for looping pure or const calls.
13734 (verify_gimple_expr): Added verification code.
13735 * config/alpha/alpha.c (alpha_legitimize_address,
13736 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13738 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13739 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13740 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13741 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13742 RTL_CONST_OR_PURE_CALL_P.
13743 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13744 and const calls to be deleted.
13746 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13749 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13750 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13751 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13752 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13753 to handle nonimmediate operands.
13754 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13755 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13756 to handle nonimmediate operands.
13757 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13758 (mmx_pmulhrwv4hi3): New expander. Use
13759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13760 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13761 (sse2_umulv1siv1di3): New expander. Use
13762 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13763 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13764 (mmx_eq<mode>3): New expander. Use
13765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13766 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13767 (mmx_uavgv8qi3): New expander. Use
13768 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13769 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13770 (mmx_uavgv4hi3): New expander. Use
13771 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13773 * config/i386/sse.md
13774 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13775 to handle nonimmediate operands.
13776 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13777 to handle nonimmediate operands.
13778 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13779 to handle nonimmediate operands.
13780 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13781 to handle nonimmediate operands.
13782 (sse2_unpckhpd_exp): New expander. Use
13783 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13784 (sse2_unpcklpd_exp): New expander. Use
13785 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13786 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13787 to handle nonimmediate operands.
13788 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13789 to handle nonimmediate operands.
13790 (*sse2_<plusminus_insn><mode>3): Rename from
13791 sse2_<plusminus_insn><mode>3 insn pattern.
13792 (sse2_<plusminus_insn><mode>3): New expander. Use
13793 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13794 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13795 (sse2_umulv2siv2di3): New expander. Use
13796 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13797 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13798 (sse4_1_mulv2siv2di3): New expander. Use
13799 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13800 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13801 (sse2_pmaddwd): New expander. Use
13802 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13803 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13804 (sse2_eq<mode>3): New expander. Use
13805 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13806 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13807 (sse4_1_eqv2di3): New expander. Use
13808 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13809 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13810 (sse2_uavgv16qi3): New expander. Use
13811 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13812 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13813 (sse2_uavgv16qi3): New expander. Use
13814 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13815 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13816 (sse2_uavgv8hi3): New expander. Use
13817 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13818 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13819 (ssse3_pmulhrswv8hi3): New expander. Use
13820 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13821 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13822 (ssse3_pmulhrswv4hi3): New expander. Use
13823 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13825 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13826 (<sse>_vmmul<mode>3): Ditto.
13827 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13829 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13830 (ssse3_pmaddubsw): Ditto.
13832 * config/i386/i386.c (struct_builtin_description)
13833 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13834 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13835 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13836 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13837 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13838 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13839 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13840 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13841 (ix86_fixup_binary_operands): Assert that src1
13842 and src2 must have the same mode when swapped.
13843 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13844 and ix86_binary_operator_ok. Do not force operands in registers
13847 2008-05-07 Jan Hubicka <jh@suse.cz>
13849 * cgraph.c (dump_cgraph_node): Update.
13850 * cgraph.h (cgraph_local_info): Break out inline summary.
13851 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13853 * ipa-inline (inline_summary): New accestor function.
13854 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13855 cgraph_decide_inlining, compute_inline_parameters): Update.
13856 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13858 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13860 Cleanup ColdFire scheduling support and add V4 pipeline model.
13862 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13863 (define_attr cpu): Add cfv4 value.
13864 (define_attr type, define_attr type1): Merge into a single 'type'
13865 attribute. Update all uses.
13866 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13867 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13869 (define_attr opx_mem, define_attr opy_mem): Remove.
13870 (define_attr op_mem): Clean up, update comment.
13871 (define_attr size): Use specific values instead of general int.
13872 (define_attr guess, define_attr split): Remove. Update all uses.
13873 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13874 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13875 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13876 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13877 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13878 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13879 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13880 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13881 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13882 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13883 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13884 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13885 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13886 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13887 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13888 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13889 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13890 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13891 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13892 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13893 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13894 Update or set attributes.
13895 (stack_tie): New fake instruction.
13897 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13898 (m68k_sched_attr_size): Update declaration.
13899 (m68k_sched_attr_type2): Remove.
13900 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13901 Declare new bypass predicates.
13903 * config/m68k/m68k.c (m68k_sched_issue_rate,
13904 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13906 (TARGET_SCHED_ISSUE_RATE,
13907 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13908 (override_options): Handle scheduling for ColdFire V4 core.
13909 (m68k_expand_prologue): Emit stack_tie.
13910 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13911 'OP_TYPE_FPN'. Update all uses.
13912 (sched_guess_p): Remove.
13913 (sched_address_type): Handle symbolic addresses.
13914 (sched_get_operand): New static function.
13915 (sched_operand_type): Merge into sched_attr_op_type.
13916 (sched_attr_op_type): Handle FP registers, handle quick constants,
13918 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13919 (m68k_sched_attr_size): Update. Move logic to ...
13920 (sched_get_attr_size_int): New static function.
13921 (sched_get_opxy_mem_type): New static function.
13922 (m68k_sched_attr_op_mem): Update.
13923 (m68k_sched_attr_type2): Remove.
13924 (sched_cfv4_bypass_data): New static variable.
13925 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13926 (m68k_sched_issue_rate): Implement scheduler hook.
13927 (struct _sched_ib: enabled_p): New field.
13928 (m68k_sched_variable_issue): Update. Handle V4.
13929 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13930 sched_dump_class_func_t, sched_dump_split_class,
13931 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13932 sched_dump_dfa_class, m68k_sched_dump): Remove.
13933 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13935 (m68k_sched_init_global): Remove statisctics dumping, introduce
13936 sanity check that all instructions have pipeline reservations. Handle
13938 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13939 Handle ColdFire V4 core.
13940 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13941 New static functions.
13942 (m68k_sched_address_bypass_p): New bypass predicate.
13943 (sched_get_indexed_address_scale): New static function.
13944 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13946 * cf.md: Update comments.
13947 (define_attr type2): Remove. Use 'type' attribute instead.
13949 (cf_ib): Rename to cfv123_ib. Update all uses.
13950 (cf_oep): Rename to cfv123_oep. Update all uses.
13951 (cf_chr): Rename to cfv123_chr. Update all uses.
13952 (cf_mem): Rename to cfv123_mem. Update all uses.
13953 (cf_mac): Move to more appropriate place.
13954 (cfv123_guess): New automaton and cpu_unit.
13955 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13956 Update uses of 'size' attribute. Handle before reload scheduling.
13957 (cfv123_guess): New dummy reservation for unhandled instructions.
13958 (cfv4_*): Pipeline description of ColdFire V4 core.
13959 (ignore): New reservation to handle 'ignore' type.
13961 2008-05-07 Ian Lance Taylor <iant@google.com>
13963 PR middle-end/36013
13964 * gimplify.c (find_single_pointer_decl_1): Don't look through
13966 (find_single_pointer_decl): Adjust comments.
13968 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13970 PR middle-end/36137
13971 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13972 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13974 PR middle-end/36106
13975 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13976 integral type rather than floating point, then VIEW_CONVERT_EXPR
13977 to the floating point type.
13979 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13981 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13982 TFmode op0 to register.
13984 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13986 * c-decl.c (grokdeclarator): Comment typo.
13988 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13990 * tree-flow.h: Remove prototype for computed_goto_p.
13991 * tree-cfg.c (computed_goto_p): Make static.
13993 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13996 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13997 (contains_aligned_value_p): This. Handle _Decimal128.
13998 (ix86_function_arg_boundary): Only align _Decimal128 to its
13999 natural boundary and handle it properly.
14001 2008-05-06 Martin Jambor <mjambor@suse.cz>
14003 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14004 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14005 (ipcp_method_set_orig_node): Removed.
14006 (ipcp_cval_get_cvalue_type): Removed.
14007 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14008 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14009 (ipcp_cval_set_cvalue_type): Removed.
14010 (ipcp_cval_get_cvalue): Removed.
14011 (ipcp_cval_set_cvalue): Removed.
14012 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14013 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14014 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14015 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14016 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14017 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14018 (ipcp_get_ith_lattice): Changed parameters.
14019 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14020 (ipcp_lattice_from_jfunc): Changed parameters.
14021 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14022 (ipcp_method_cval_print): Added temporary variable info.
14023 (ipcp_redirect): Removed already unused local variable caller.
14024 (ipcp_redirect): New temporary variable orig_callee_info
14025 (ipcp_redirect): Removed newly unused local variable callee.
14026 (ipcp_redirect): Removed (a bit confusing) local variable type.
14027 (ipcp_insert_stage): Added local variable info.
14028 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14030 (ipcp_formal_create): Removed.
14031 (ipcp_method_cval_set): Removed.
14032 (ipcp_propagate_stage): Renamed lattice variables.
14033 (ipcp_method_cval_set_cvalue_type): Removed.
14034 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14035 (ipcp_print_all_lattices): Changed printed strings to refer to
14036 lattices rather than cvals.
14037 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14038 (ipcp_propagate_const): Changed formal parameters.
14039 (build_const_val): Changed formal parameters.
14040 (ipcp_insert_stage): Removed useless variable cvalue
14041 (build_const_val): Changed formal parameters.
14042 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14043 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14044 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14045 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14046 (ipcp_print_func_profile_counts): Changed string from "method" to
14048 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14049 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14050 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14051 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14052 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14053 (ipcp_lat_is_const): Changed parameters and made inline.
14054 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14055 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14056 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14057 the predicate condition directly
14058 (ipcp_propagate_stage): Added local variable args. Removed local
14059 variable callee. (Both are mere code simplifications.)
14060 (ipcp_method_dont_insert_const): Renamed to
14061 ipcp_node_not_modifiable_p.
14062 (ipcp_node_not_modifiable_p): Made inline.
14063 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14064 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14065 (ipcp_print_all_lattices): Removed variable cvalue
14066 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14069 2008-05-06 Olivier Hainque <hainque@adacore.com>
14071 * tree-sra.c (try_instantiate_multiple_fields): Early return
14072 if field has POINTER_TYPE.
14074 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14076 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14077 by using 'q' specifier for instruction.
14078 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14080 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14082 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14083 Change mode of zero_extract from QImode to HImode.
14084 (sign bit tests peepholes): (Ditto.).
14086 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14088 * config/i386/mmx.md: Remove double backslashes from asm templates.
14089 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14090 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14091 to handle nonimmediate operands.
14092 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14093 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14094 to handle nonimmediate operands.
14095 (*mmx_<code>v2sf3_finite): New insn pattern.
14096 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14097 (mmx_<code>v2sf3): New expander. Use
14098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14099 (mmx_<plusminus_insn><mode>3): New expander. Use
14100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14101 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14102 (mmx_add<mode>3): Removed.
14103 (mmx_ssadd<mode>3): Ditto.
14104 (mmx_usadd<mode>3): Ditto.
14105 (mmx_sub<mode>3): Ditto.
14106 (mmx_sssub<mode>3): Ditto.
14107 (mmx_ussub<mode>3): Ditto.
14108 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14109 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14110 to handle nonimmediate operands.
14111 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14113 (mmx_smulv4hi3_highpart): New expander. Use
14114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14115 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14117 (mmx_umulv4hi3_highpart): New expander. Use
14118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14119 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14120 (mmx_<code>v4hi3): New expander. Use
14121 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14122 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14123 (mmx_<code>v8qi3): New expander. Use
14124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14125 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14126 (mmx_<code><mode>3): New expander. Use
14127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14129 2008-05-05 Jan Hubicka <jh@suse.cz>
14131 PR tree-optimization/36118
14132 * passes.c (pass_init_dump_file): Fix dump header.
14134 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14136 PR middle-end/36141
14137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14138 VCE for function decls.
14140 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14142 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14144 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14146 * config/i386/i386.md (sat_plusminus): New.
14147 (plusminus_insn): Likewise.
14148 (plusminus_mnemonic): Likewise.
14150 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14151 (*<addsub><mode>3_cc_overflow): Renamed to ...
14152 (*<plusminus_insn><mode>3_cc_overflow): This.
14153 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14154 (*<plusminus_insn>si3_zext_cc_overflow): This.
14156 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14157 (<plusminus_insn><mode>3): This.
14158 (*<addsub><mode>3): Renamed to ...
14159 (*<plusminus_insn><mode>3): This.
14160 (<sse>_vm<addsub><mode>3): Renamed to ...
14161 (<sse>_vm<plusminus_insn><mode>3): This.
14162 (sse3_h<addsub>v4sf3): Renamed to ...
14163 (sse3_h<plusminus_insn>v4sf3): This.
14164 (sse3_h<addsub>v2df3): Renamed to ...
14165 (sse3_h<plusminus_insn>v2df3): This.
14166 (<plusminus_insn><mode>3): New.
14167 (*<plusminus_insn><mode>3): Likewise.
14168 (sse2_<plusminus_insn><mode>3): Likewise.
14169 (add<mode>): Removed.
14170 (*add<mode>3): Likewise.
14171 (sse2_ssadd<mode>3): Likewise.
14172 (sse2_usadd<mode>3): Likewise.
14173 (sub<mode>3): Likewise.
14174 (*sub<mode>3): Likewise.
14175 (sse2_sssub<mode>3): Likewise.
14176 (sse2_ussub<mode>3): Likewise.
14178 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14180 * gthr-single.h: Add in required interface elements as per gthr.h.
14181 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14182 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14183 Generalize UNUSED macro.
14184 (__gthread_once): Add.
14185 (__gthread_key_create): Add.
14186 (__gthread_key_delete): Add.
14187 (__gthread_getspecific): Add.
14188 (__gthread_setspecific): Add.
14190 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14193 the same size types for the indirect reference on the rhs, then
14196 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14198 * config/i386/i386.md
14199 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14200 one insn template instead of template series.
14201 (*xordi_1_rex64): Ditto.
14202 (*xordi_2_rex64): Ditto.
14204 2008-05-05 Ira Rosen <irar@il.ibm.com>
14206 PR tree-optimization/36119
14207 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14210 2008-06-04 Jan Hubicka <jh@suse.cz>
14212 tree-optimization/36100
14213 * tree-pass.h (pass_O0_always_inline): Declare.
14214 * ipa-inline.c (inline_transform): Remove dead code.
14215 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14216 pass_O0_always_inline): New.
14217 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14219 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14221 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14222 mnemonic in this_param move for TARGET_64BIT.
14224 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14226 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14227 (*strmovsi_rex_1): Ditto.
14228 (*strsetsi_1): Ditto.
14229 (*strsetsi_rex_1): Ditto.
14231 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14232 adddicc expanders using SWI mode iterator.
14234 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14237 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14240 2008-05-04 David S. Miller <davem@davemloft.net>
14242 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14243 (sparc*-*-linux*): Use linux.h in tm_file.
14244 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14245 compiler defaulting to 32-bit.
14246 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14248 * config/sparc/linux.h: Remove definitions now obtained
14249 properly from linux.h
14250 * config/sparc/linux64.h: Likewise.
14251 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14252 don't want this setting for 32-bit builds in a biarch compiler.
14253 * doc/install.texi: Add sparc-linux to list of targets
14254 supporting --enable-targets=all.
14256 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14258 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14260 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14262 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14263 after V4SI_FTYPE_V8HI.
14264 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14265 case V4SI_FTYPE_V2DF.
14267 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14269 * doc/invoke.texi (max-flow-memory-locations): Removed.
14270 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14272 2008-05-03 Richard Guenther <rguenther@suse.de>
14274 PR middle-end/34973
14275 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14277 2008-05-02 David S. Miller <davem@davemloft.net>
14279 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14281 2008-05-02 Simon Baldwin <simonb@google.com>
14284 * c-common.h (warn_array_subscript_range): Removed.
14285 * c-common.c (warn_array_subscript_range): Ditto.
14286 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14287 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14289 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14291 * config/i386/i386.c (ix86_special_builtin_type): New.
14292 (bdesc_special_args): Likewise.
14293 (ix86_expand_special_args_builtin): Likewise.
14294 (ix86_init_mmx_sse_builtins): Updated.
14295 (ix86_expand_builtin): Updated.
14296 (ix86_expand_store_builtin): Removed.
14297 (ix86_expand_unop_builtin): Likewise.
14299 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14300 * config/i386/mmintrin.h (__v2sf): Here.
14302 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14304 (_mm_loadl_pi): Likewise.
14305 (_mm_storeh_pi): Replace __v2si with __v2sf.
14306 (_mm_storel_pi): Likewise.
14308 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14309 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14310 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14311 __builtin_ia32_loadlpd.
14313 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14315 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14316 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14317 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14318 (ix86_init_mmx_sse_builtins): Updated.
14319 (ix86_expand_args_builtin): Likewise.
14320 (ix86_expand_builtin): Likewise.
14321 (ix86_expand_unop1_builtin): Renamed to ...
14322 (ix86_expand_unop_vec_merge_builtin): This.
14324 2008-05-01 Jan Hubicka <jh@suse.cz>
14327 * ipa-inline.c (inline_generate_summary): Make static.
14328 (inline_transform): Do not call inlining at -O0; make static.
14329 * passes.c (execute_todo): Add sanity check.
14330 (execute_one_ipa_transform_pass): Execute proper flags.
14332 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14334 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14335 (DECL_NONADDRESSABLE_P): Likewise.
14336 * alias.c (record_component_aliases): Fix comment.
14338 2008-05-01 Simon Baldwin <simonb@google.com>
14340 * c-common.h (warn_array_subscript_range): New function.
14341 * c-common.c (warn_array_subscript_range): Ditto.
14342 * tree-vrp.c (check_array_ref): Corrected code to agree with
14343 comment, ignoring only arrays of size 0 or size 1.
14344 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14346 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/i386/i386.c (ix86_builtin_type): Replace
14349 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14350 (bdesc_args): Updated.
14351 (ix86_init_mmx_sse_builtins): Likewise.
14352 (ix86_expand_args_builtin): Likewise.
14354 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14357 * doc/extend.texi: Correct __builtin_ia32_palignr.
14359 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14362 * config/i386/i386.c (bdesc_crc32): Removed.
14363 (ix86_expand_crc32): Likewise.
14364 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14365 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14366 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14367 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14368 UINT_FTYPE_UINT_UCHAR.
14369 (bdesc_args): Updated. Add crc32 builtins.
14370 (ix86_init_mmx_sse_builtins): Updated.
14371 (ix86_expand_args_builtin): Updated to support subreg.
14373 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14375 2008-05-01 Jan Hubicka <jh@suse.cz>
14377 * tree-pass.h (opt_pass): Add IPA_PASS.
14378 (varpool_node, cgraph_node): Forward declare.
14379 (ipa_opt_pass): Define.
14380 (pass_ipa_inline): Turn into ipa_opt_pass.
14381 (pass_apply_inline): Remove.
14382 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14383 (apply_inline): Turn into ....
14384 (inline_transform): ... this one.
14385 (inline_generate_summary): New function.
14386 (pass_apply_inline): Remove.
14387 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14389 (struct function): Add ipa_transforms_to_apply.
14390 * passes.c (register_one_dump_file): Work on IPA_PASS.
14391 (init_optimization_passes): Remove pass_inline_parameters and
14393 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14394 (execute_one_pass) ... here; apply transforms when possible.
14395 (add_ipa_transform_pass, execute_ipa_summary_asses,
14396 execute_one_ipa_transform_pass): New.
14397 (execute_ipa_pass_list): Update for IPA_PASS type.
14399 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14401 * config/i386/i386.c (ix86_builtin_type): Add
14402 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14403 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14404 (bdesc_args): Add SSE4a builtins.
14405 (ix86_init_mmx_sse_builtins): Updated.
14406 (ix86_expand_args_builtin): Likewise.
14407 (ix86_expand_builtin): Likewise.
14409 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14411 * config/i386/i386.c (ix86_builtin_type): Add
14412 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14413 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14414 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14415 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14416 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14417 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14418 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14419 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14420 and DI_FTYPE_DI_DI_INT.
14421 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14422 (ix86_init_mmx_sse_builtins): Updated.
14423 (ix86_expand_args_builtin): Likewise.
14424 (ix86_expand_builtin): Likewise.
14425 (ix86_expand_binop_imm_builtin): Removed.
14427 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14429 2008-04-30 Richard Guenther <rguenther@suse.de>
14431 PR tree-optimization/32921
14432 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14434 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14436 * config/arm/arm.c (arm_unwind_emit): Use
14437 crtl->all_throwers_are_sibcalls instead of
14438 cfun->all_throwers_are_sibcalls.
14439 (arm_output_fn_unwind): Likewise.
14440 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14441 instead of cfun->uses_pic_offset_table.
14442 (frv_expand_prologue): Likewise.
14443 (frv_frame_pointer_required): Likewise.
14444 (frv_expand_fdpic_call): Likewise.
14445 (frv_emit_movsi): Likewise.
14446 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14447 cfun->returns_pcc_struct instead of
14448 current_function_returns_pcc_struct.
14449 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14450 instead of cfun->calls_eh_return.
14451 (m32c_pushm_popm): Likewise.
14452 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14453 "extern" declaration.
14455 2008-04-30 Richard Guenther <rguenther@suse.de>
14457 PR tree-optimization/21636
14458 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14460 (evaluate_stmt): Print the likely value.
14461 (ccp_visit_stmt): Avoid excessive vertical spacing.
14463 2008-04-30 Rafael Espíndola <espindola@google.com>
14465 * builtins.c (fold_call_expr): Return realret.
14466 * tree-ssa-threadedge.c
14467 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14468 __builtin_object_size.
14470 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14472 * gcc.c (wrapper_string): New variable.
14473 (insert_wrapper): New function.
14474 (execute): New option -wrapper.
14475 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14477 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14479 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14480 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14481 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14483 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14484 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14485 config/rs6000/e500crtres64gprctr.asm,
14486 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14487 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14488 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14489 config/rs6000/e500crtsav64gprctr.asm,
14490 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14491 config/rs6000/e500crtsavg64gprctr.asm: New files.
14492 * config/rs6000/t-ppccomm: Add build rules for new files.
14493 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14494 * config/rs6000/t-netbsd: Add build rules for new files.
14495 (LIB2FUNCS_STATIC_EXTRA): New variable.
14496 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14497 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14498 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14500 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14502 * config/i386/i386.c (ix86_builtin_type): Add
14503 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14504 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14505 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14506 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14507 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14508 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14509 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14510 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14511 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14512 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14513 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14514 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14515 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14516 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14517 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14518 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14519 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14520 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14521 V1DI_FTYPE_V2SI_V2SI.
14522 (bdesc_2arg): Moved to ...
14523 (bdesc_args): Here.
14524 (ix86_init_mmx_sse_builtins): Updated.
14525 (ix86_expand_args_builtin): Updated. Take a pointer
14526 to const struct builtin_description. Handle comparison
14528 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14529 (ix86_expand_builtin): Updated.
14531 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14532 (ssse3_pmaddubsw128): This.
14533 (ssse3_pmaddubswv4hi3): Renamed to ...
14534 (ssse3_pmaddubsw): This.
14536 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14537 (__builtin_ia32_packssdw128): Likewise.
14538 (__builtin_ia32_packuswb128): Likewise.
14539 (__builtin_ia32_pmaddubsw): Likewise.
14540 (__builtin_ia32_pmaddubsw128): Likewise.
14542 2008-04-30 Richard Guenther <rguenther@suse.de>
14544 PR tree-optimization/14847
14545 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14546 (recognize_bits_test): Use it.
14547 (recognize_single_bit_test): Likewise.
14549 2008-04-30 Martin Jambor <mjambor@suse.cz>
14551 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14552 instead of setting number of formal parameters to zero.
14553 (ipcp_init_stage): Do not set the number of actual parameters to zero
14555 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14556 which are called with variable number of arguments.
14557 (ipcp_insert_stage): Explicitely skipping all nodes which are
14558 called with variable number of arguments.
14559 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14560 number of parameters.
14562 * ipa-prop.h (struct ipa_node_params): Added flag
14563 called_with_var_arguments
14564 (ipa_set_param_count): Added. Changed sole setter to use it.
14565 (ipa_get_param_count): Added. All readers of param_count
14566 converted to use it instead.
14567 (ipa_set_called_with_variable_arg): Added.
14568 (ipa_is_called_with_var_arguments): Added.
14569 (ipa_get_ith_param): Added. All readers of param_decls converted
14571 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14573 (ipa_get_cs_argument_count): Added, all readers of argument_count
14575 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14578 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14579 (struct ipcp_lattice): Renamed cval_type to type
14580 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14582 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14583 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14584 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14585 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14586 (build_const_val): Changed the type of parameter cvalue to tree
14587 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14588 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14590 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14593 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14594 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14595 (ipa_add_method): Renamed to ipa_push_func_to_list
14596 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14597 (ipa_callsite_param_count): Removed.
14598 (ipa_callsite_param_count_set): Removed.
14599 (ipa_callsite_param): Removed.
14600 (ipa_callsite_callee): Removed.
14601 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14602 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14603 (ipa_method_formal_count): Removed.
14604 (ipa_method_formal_count_set): Removed.
14605 (ipa_method_get_tree): Removed.
14606 (ipa_method_tree_map_create): Removed.
14607 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14608 (ipa_create_param_decls_array): Creates the array itself
14609 (ipa_create_param_decls_array): Temporary variable info instead of
14610 a few dereferences.
14611 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14612 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14613 (get_type): Removed.
14614 (ipa_jf_get_info_type): Removed.
14615 (ipa_node_create): Renamed to ipa_create_node_params
14616 (ipa_free): Renamed to ipa_free_all_node_params
14617 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14618 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14619 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14620 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14621 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14622 ipa_free_all_edge_args
14623 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14624 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14625 (ipa_create_methodlist_node): Removed.
14626 (ipa_methodlist_method): Removed.
14627 (ipa_methodlist_method_set): Removed.
14628 (ipa_methodlist_next_method): Removed.
14629 (ipa_methodlist_next_method_set): Removed.
14630 (ipa_method_is_modified): Removed.
14631 (ipa_method_modify_create): Removed.
14632 (ipa_method_modify_init): Temporary variable info instead of a few
14634 (ipa_detect_param_modifications): Temporary variable info instead of
14635 a few dereferences.
14636 (ipa_compute_jump_functions): Temporary variable info instead of
14637 a few dereferences.
14638 (ipa_method_modify_set): Removed.
14639 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14640 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14641 than craph_node as the first parameter.
14642 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14643 (ipa_method_modify_init): Removed.
14644 (ipa_compute_jump_functions): Added a temp variable instead of
14645 repeatadly dereferencing the cgraph_edge.aux pointer
14646 (ipa_callsite_param_set_type): Removed.
14647 (ipa_compute_jump_functions): i renamed to index and moved to
14649 (ipa_callsite_param_set_info_type_formal): Removed.
14650 (ipa_callsite_param_set_info_type): Removed.
14651 (ipa_callsite_param_map_create): Removed.
14652 (ipa_callsite_tree): Removed.
14653 (ipa_callsite_caller): Removed.
14654 (ipa_pop_func_from_list): return_method removed to return_func
14656 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14657 prefixed all values with IPA_. Changed all users.
14658 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14659 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14660 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14661 (union parameter_info): Renamed to jump_func_value.
14662 (union jump_func_value): Renamed value to constant
14663 (struct ipa_jump_func): Renamed info_type to value
14664 (struct ipa_node): Renamed to ipa_node_params
14665 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14666 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14667 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14668 (struct ipa_edge): Renamed to ipa_edge_args
14669 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14670 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14671 (struct ipa_methodlist): Renamed to ipa_func_list
14672 (struct ipa_func_list): method_p renamed to node, next_method
14674 (ipa_methodlist_p): Removed, switched all users to struct pointer
14675 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14677 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14679 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14680 (rs6000_emit_epilogue): Use backchain to restore only when we
14681 have a large frame. Make use of frame pointer to restore if we
14682 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14684 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14686 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14687 Add mode to zero_extract.
14688 (sign bit tests peepholes): (Ditto.).
14690 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14692 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14693 Instructions in comments with SSE3.
14694 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14695 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14696 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14697 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14698 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14699 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14700 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14701 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14702 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14703 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14704 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14705 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14706 (bdesc_sse_args): Renamed to ...
14707 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14708 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14709 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14710 IX86_BUILTIN_FABSQ.
14711 (bdesc_1arg): Moved to ...
14712 (bdesc_args): Here.
14713 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14714 Instructions in comments with SSE3.
14715 (ix86_expand_sse_operands_builtin): Renamed to ...
14716 (ix86_expand_args_builtin): This. Updated.
14717 (ix86_expand_unop1_builtin): Update comments.
14718 (ix86_expand_builtin): Updated.
14720 2008-04-29 Richard Guenther <rguenther@suse.de>
14722 PR tree-optimization/36078
14723 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14724 Update virtual SSA form after cleaning up the CFG.
14726 2008-04-29 Richard Guenther <rguenther@suse.de>
14728 PR middle-end/15255
14729 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14731 2008-04-29 Richard Guenther <rguenther@suse.de>
14733 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14734 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14735 (compute_flow_insensitive_aliasing): Do not treat
14736 PTR_IS_REF_ALL pointers special.
14737 (get_smt_for): Likewise.
14738 (may_alias_p): Re-structure.
14739 (is_escape_site): A ref-all pointer conversion is not an escape site.
14740 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14741 PTR_IS_REF_ALL pointers special.
14742 * tree-ssa-structalias.h (struct alias_info): Remove
14743 ref_all_symbol_mem_tag field.
14744 (PTR_IS_REF_ALL): Remove.
14746 2008-04-29 Richard Guenther <rguenther@suse.de>
14748 PR middle-end/36077
14749 * fold-const.c (extract_muldiv_1): In combining division constants
14750 make sure to never overflow.
14752 2008-04-29 Nick Clifton <nickc@redhat.com>
14754 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14756 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14759 * optc-gen.awk: Work around HP-UX/IA awk bug.
14761 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14763 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14766 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14769 * config/i386/i386.md
14770 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14771 Change operand 1 predicate to nonimmediate_operand.
14773 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14776 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14778 * gengtype.c (walk_type, write_func_for_structure): Handle
14780 * doc/gty.texi: Document chain_circular.
14782 2008-04-28 Richard Guenther <rguenther@suse.de>
14784 PR tree-optimization/36066
14785 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14788 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14791 * config/i386/i386.md
14792 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14793 Use match_scratch instead of match_operand for operands 3 and 4.
14795 2008-04-27 Richard Guenther <rguenther@suse.de>
14797 PR tree-optimization/18754
14798 PR tree-optimization/34223
14799 * tree-pass.h (pass_complete_unrolli): Declare.
14800 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14801 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14802 Rewrite loop into loop closed SSA form if it is not already.
14803 (tree_unroll_loops_completely): Re-structure to iterate over
14804 innermost loops with intermediate CFG cleanups.
14805 Unroll outermost loops only if requested or the code does not grow
14807 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14808 loops are available.
14809 (tree_vectorize): Instead do so here.
14810 (tree_complete_unroll): Also unroll outermost loops.
14811 (tree_complete_unroll_inner): New function.
14812 (gate_tree_complete_unroll_inner): Likewise.
14813 (pass_complete_unrolli): New pass.
14814 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14815 uses outside of the loop.
14816 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14817 form if it is available.
14818 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14819 * passes.c (init_optimization_passes): Schedule complete inner
14820 loop unrolling pass before the first CCP pass after final inlining.
14822 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14824 * targhooks.h (default_emutls_var_fields,
14825 default_emutls_var_init): Declare.
14826 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14827 * target.h (struct gcc_target): Add struct emutls member.
14828 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14829 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14830 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14831 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14832 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14833 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14834 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14835 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14836 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14837 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14838 emit debug information.
14839 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14840 * varasm.c: Include targhooks.h.
14841 (emutls_object_section, emutls_tmpl_section): New.
14842 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14843 (EMUTLS_SEPARATOR): New.
14844 (prefix_name): New.
14845 (get_emutls_object_name): New.
14846 (default_emutls_var_fields): New, broken out of ...
14847 (get_emutls_object_type): ... here. Adjust to use target hooks.
14848 (get_emutls_init_templ_addr): Adjust to use target hooks.
14849 (emutls_decl): Adjust to use target hooks.
14850 (emutls_finish): Likewise.
14851 (default_emutls_var_init): New, broken out of ...
14852 (assemble_variable): ... here. Adjust to use target hooks.
14853 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14854 SECCAT_EMUTLS_TMPL.
14855 * c-common.c (handle_section_attribute): Prevent overriding
14856 sections for emulated tls with special sections.
14857 * config/i386/i386.c (x86_64_elf_select_section): Add
14858 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14859 (x86_64_elf_unique_section): Likewise.
14860 * config/vxworks.c: Include tree.h.
14861 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14862 (vxworks_override_options): Set TLS scheme.
14863 * doc/tm.texi (Emulated TLS): New node.
14865 2008-04-26 Simon Baldwin <simonb@google.com>
14868 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14869 with propagated string constants.
14871 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14873 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14874 constraint for operand 2 when operand 0 is memory operand.
14875 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14876 operand 0 is memory operand.
14877 (fix_trunc<mode>_i387_with_temp): Ditto.
14878 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14879 operand 2 when operand 1 is memory operand.
14880 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14881 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14882 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14883 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14884 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14885 operands 2,3 and 4 when operand 1 is memory operand.
14886 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14888 (fistdi2_floor_with_temp): Ditto.
14889 (fist<mode>2_floor_with_temp): Ditto.
14890 (fistdi2_ceil_with_temp): Ditto.
14891 (fist<mode>2_ceil_with_temp): Ditto.
14892 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14894 2008-04-26 David Daney <ddaney@avtrex.com>
14896 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14898 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14899 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14900 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14901 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14902 (compare_and_swap_12): New insn.
14903 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14904 * config/mips/mips.c (mips_force_binary): New function.
14905 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14906 (mips_expand_compare_and_swap_12): New function.
14907 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14909 2008-04-25 Jan Hubicka <jh@suse.cz>
14912 * cfgexpand.c (pass_expand): Turn into RTL pass.
14913 * passes.c (execute_one_pass): Do pass typechecking after execution.
14914 * tree-pass.h (pass_expand): Turn into RTL pass.
14916 * function.h (struct rtl_data): Move here fields
14917 accesses_prior_frames, calls_eh_return, saves_all_registers,
14918 has_nonlocal_goto, has_asm_statement, is_thunk,
14919 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14920 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14921 arg_pointer_save_area_init from struct function; turn into bool.
14922 (struct function): Move
14923 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14924 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14925 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14926 tail_call_emit, arg_pointer_save_area_init
14927 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14928 (current_function_returns_struct, current_function_returns_pcc_struct,
14929 current_function_calls_setjmp, current_function_calls_alloca,
14930 current_function_accesses_prior_frames,
14931 current_function_calls_eh_return, current_function_is_thunk,
14932 current_function_stdarg, current_function_profile,
14933 current_function_limit_stack, current_function_uses_pic_offset_table,
14934 current_function_uses_const_pool, current_function_has_nonlocal_label,
14935 current_function_saves_all_registers,
14936 current_function_has_nonlocal_goto,
14937 current_function_has_asm_statement): Remove accesor macros.
14938 * ra-conflict.c (global_conflicts): Update.
14939 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14940 (suitable_for_tail_call_opt_p): Update.
14941 * builtins.c (expand_builtin_return_addr): Update.
14942 (expand_builtin_setjmp_setup): Update.
14943 (expand_builtin_nonlocal_goto): Update.
14944 * final.c (final_start_function): Update.
14945 (profile_function): Update.
14946 (leaf_function_p): Update.
14947 (only_leaf_regs_used): Update.
14948 * df-scan.c (df_get_exit_block_use_set): Update.
14949 * dojump.c (clear_pending_stack_adjust): Update.
14950 * tree-stdarg.c (gate_optimize_stdarg): Update.
14951 * gimple-low.c (lower_function_body): Update.
14952 * global.c (compute_regsets): Update.
14953 (global_alloc): Update.
14954 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14955 * expr.c (expand_assignment): Update.
14956 * dse.c (dse_step0): Update.
14957 (dse_step1): Update.
14958 * c-decl.c (store_parm_decls): Update.
14959 * local-alloc.c (combine_regs): Update.
14960 (find_free_reg): Update.
14961 * function.c (assign_parms_augmented_arg_list): Update.
14962 (assign_parm_find_data_types): Update.
14963 (assign_parms): Update.
14964 (allocate_struct_function): Update.
14965 (expand_function_start): Update.
14966 (expand_function_end): Update.
14967 (get_arg_pointer_save_area): Update.
14968 (thread_prologue_and_epilogue_insns): Update.
14969 (rest_of_match_asm_constraints): Update.
14970 * stor-layout.c (variable_size): Update.
14971 * gcse.c (gcse_main): Update.
14972 (bypass_jumps): Update.
14973 * gimplify.c (gimplify_function_tree): Update.
14974 * calls.c (emit_call_1): Update.
14975 (expand_call): Update.
14976 * bt-load.c (compute_defs_uses_and_gen): Update.
14977 * except.c (sjlj_assign_call_site_values): Update.
14978 (sjlj_emit_function_enter): Update.
14979 (can_throw_external): Update.
14980 (set_nothrow_function_flags): Update.
14981 (expand_builtin_unwind_init): Update.
14982 (expand_eh_return): Update.
14983 (convert_to_eh_region_ranges): Update.
14984 (output_function_exception_table): Update.
14985 * emit-rtl.c (gen_tmp_stack_mem): Update.
14986 * cfgexpand.c (expand_used_vars): Update.
14987 (tree_expand_cfg): Update.
14988 * cfgcleanup.c (rest_of_handle_jump): Update.
14989 * explow.c (allocate_dynamic_stack_space): Update.
14990 * varasm.c (assemble_start_function): Update.
14991 (force_const_mem): Update.
14992 (mark_constant_pool): Update.
14993 * tree-optimize.c (tree_rest_of_compilation): Update.
14994 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14995 * tree-cfg.c (notice_special_calls): Update.
14996 (is_ctrl_altering_stmt): Update.
14997 (tree_can_make_abnormal_goto): Update.
14998 (tree_purge_dead_abnormal_call_edges): Update.
14999 * config/alpha/predicates.md: Update.
15000 * config/alpha/alpha.c (alpha_sa_mask): Update.
15001 (alpha_sa_size): Update.
15002 (alpha_does_function_need_gp): Update.
15003 (alpha_expand_prologue): Update.
15004 (alpha_start_function): Update.
15005 (alpha_output_function_end_prologue): Update.
15006 (alpha_expand_epilogue): Update.
15007 * config/frv/frv.c (frv_stack_info): Update.
15008 (frv_expand_epilogue): Update.
15009 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15010 (s390_register_info): Update.
15011 (s390_frame_info): Update.
15012 (s390_init_frame_layout): Update.
15013 (s390_can_eliminate): Update.
15014 (save_gprs): Update.
15015 * config/spu/spu.c (spu_split_immediate): Update.
15016 (need_to_save_reg): Update.
15017 (spu_expand_prologue): Update.
15018 (spu_expand_epilogue): Update.
15019 * config/sparc/sparc.md: Update.
15020 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15021 (sparc_tls_got): Update.
15022 (legitimize_pic_address): Update.
15023 (sparc_emit_call_insn): Update.
15024 (sparc_expand_prologue): Update.
15025 (output_return): Update.
15026 (print_operand): Update.
15027 (sparc_function_ok_for_sibcall): Update.
15028 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15029 * config/m32r/m32r.md: Update.
15030 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15031 (m32r_compute_frame_size): Update.
15032 (m32r_expand_prologue): Update.
15033 (m32r_expand_epilogue): Update.
15034 (m32r_legitimize_pic_address): Update.
15035 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15036 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15037 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15038 (gen_push): Update.
15039 (ix86_save_reg): Update.
15040 (ix86_compute_frame_layout): Update.
15041 (ix86_expand_prologue): Update.
15042 (ix86_expand_epilogue): Update.
15043 * config/sh/sh.c (output_stack_adjust): Update.
15044 (calc_live_regs): Update.
15045 (sh5_schedule_saves): Update.
15046 (sh_expand_prologue): Update.
15047 (sh_expand_epilogue): Update.
15048 (sh_setup_incoming_varargs): Update.
15049 (sh_allocate_initial_value): Update.
15050 (sh_get_pr_initial_val): Update.
15051 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15052 * config/sh/sh.md (label:): Update.
15053 * config/avr/avr.c (out_movhi_mr_r): Update.
15054 * config/crx/crx.h (enum): Update.
15055 * config/xtensa/xtensa.h (along): Update.
15056 * config/stormy16/stormy16.c Update.
15057 (xstormy16_compute_stack_layout): Update.
15058 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15059 (fr30_expand_prologue): Update.
15060 * config/cris/cris.c (cris_conditional_register_usage): Update.
15061 (cris_reg_saved_in_regsave_area): Update.
15062 (cris_initial_frame_pointer_offset): Update.
15063 (cris_simple_epilogue): Update.
15064 (cris_expand_prologue): Update.
15065 (cris_expand_epilogue): Update.
15066 (cris_expand_pic_call_address): Update.
15067 (cris_asm_output_symbol_ref): Update.
15068 (cris_asm_output_label_ref): Update.
15069 * config/cris/cris.md Update.
15070 * config/iq2000/iq2000.c (compute_frame_size): Update.
15071 (iq2000_expand_epilogue): Update.
15072 * config/mt/mt.h (save_direction): Update.
15073 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15074 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15075 (ia64_secondary_reload_class): Update.
15076 * config/m68k/m68k.c (m68k_save_reg): Update.
15077 (m68k_expand_prologue): Update.
15078 (m68k_expand_epilogue): Update.
15079 (legitimize_pic_address): Update.
15080 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15081 (first_reg_to_save): Update.
15082 (first_altivec_reg_to_save): Update.
15083 (compute_vrsave_mask): Update.
15084 (compute_save_world_info): Update.
15085 (rs6000_stack_info): Update.
15086 (spe_func_has_64bit_regs_p): Update.
15087 (rs6000_ra_ever_killed): Update.
15088 (rs6000_emit_eh_reg_restore): Update.
15089 (rs6000_emit_allocate_stack): Update.
15090 (rs6000_emit_prologue): Update.
15091 (rs6000_emit_epilogue): Update.
15092 (rs6000_output_function_epilogue): Update.
15093 (output_profile_hook): Update.
15094 (rs6000_elf_declare_function_name): Update.
15095 * config/rs6000/rs6000.h (rs6000_args): Update.
15096 * config/rs6000/rs6000.md: Update.
15097 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15098 * config/arc/arc.c (arc_output_function_epilogue): Update.
15099 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15100 * config/darwin.c (machopic_function_base_name): Update.
15101 * config/score/score3.c (score3_compute_frame_size): Update.
15104 (score3_epilogue): Update.
15105 * config/score/score7.c (score7_compute_frame_size): Update.
15106 (score7_prologue): Update.
15107 (score7_epilogue): Update.
15108 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15109 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15110 * config/arm/arm.c (use_return_insn): Update.
15111 (require_pic_register): Update.
15112 (arm_load_pic_register): Update.
15113 (arm_compute_save_reg0_reg12_mask): Update.
15114 (arm_compute_save_reg_mask): Update.
15115 (thumb1_compute_save_reg_mask): Update.
15116 (output_return_instruction): Update.
15117 (arm_output_function_prologue): Update.
15118 (arm_output_epilogue): Update.
15119 (arm_get_frame_offsets): Update.
15120 (arm_expand_prologue): Update.
15121 (thumb_pushpop): Update.
15122 (thumb_exit): Update.
15123 (thumb1_expand_prologue): Update.
15124 (thumb1_expand_epilogue): Update.
15125 (arm_unwind_emit): Update.
15126 (arm_output_fn_unwind): Update.
15127 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15128 * config/arm/arm.md: Update.
15129 * config/pa/pa.md: Update.
15130 * config/pa/pa.c (legitimize_pic_address): Update.
15131 (compute_frame_size): Update.
15132 (hppa_expand_prologue): Update.
15133 (hppa_expand_epilogue): Update.
15134 (borx_reg_operand): Update.
15135 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15136 (HARD_REGNO_RENAME_OK): Update.
15137 * config/mips/mips.c (mips_global_pointer): Update.
15138 (mips_save_reg_p): Update.
15139 (mips_compute_frame_info): Update.
15140 (mips_frame_pointer_required): Update.
15141 (mips_expand_prologue): Update.
15142 (mips_expand_epilogue): Update.
15143 (mips_can_use_return_insn): Update.
15144 (mips_reorg_process_insns): Update.
15145 * config/v850/v850.c (compute_register_save_size): Update.
15146 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15147 * config/mmix/mmix.c (along): Update.
15148 (mmix_expand_epilogue): Update.
15149 * config/bfin/bfin.c (legitimize_pic_address): Update.
15150 (must_save_p): Update.
15151 (stack_frame_needed_p): Update.
15152 (add_to_reg): Update.
15153 (bfin_expand_prologue): Update.
15154 * stmt.c (expand_asm_operands): Update.
15155 * reload1.c (reload): Update.
15156 (init_elim_table): Update.
15158 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15160 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15162 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15164 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15165 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15166 (mov<mode>): Removed.
15167 (*movv4sf_internal): Likewise.
15168 (*movv2df_internal): Likewise.
15170 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15172 * config.gcc (crx-*-elf): Remove deprecation.
15174 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15176 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15177 __gcc_deregister_frame with atexit.
15178 (deregister_frame_dtor): Remove.
15180 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15181 Nathan Sidwell <nathan@codesourcery.com>
15183 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15185 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15186 (rs6000_isel): Likewise.
15187 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15188 (rs6000_isel): New variable.
15189 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15191 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15194 * c-common.c (handle_vector_size_attribute): Call
15195 lang_hooks.types.reconstruct_complex_type instead of
15196 reconstruct_complex_type.
15197 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15198 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15199 * langhooks.h (struct lang_hooks_for_types): Add
15200 reconstruct_complex_type hook.
15201 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15202 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15204 2008-04-24 Richard Guenther <rguenther@suse.de>
15206 * c-common.h (check_builtin_function_arguments): Declare.
15207 * c-common.c (validate_nargs): New function.
15208 (check_builtin_function_arguments): Likewise.
15209 * c-typeck.c (build_function_call): Call
15210 check_builtin_function_arguments.
15211 * builtins.c (fold_builtin_classify): Remove error reporting code.
15212 (fold_builtin_unordered_cmp): Likewise.
15213 (fold_builtin_1): Likewise.
15214 (fold_builtin_n): Likewise.
15216 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15218 PR tree-optimization/36008
15219 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15220 the original op1, rather than delta by step.
15222 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15223 Sebastian Pop <sebastian.pop@amd.com>
15225 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15226 eliminate_local_variables_stmt, eliminate_local_variables,
15227 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15228 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15229 of code delimited by two edges in the CFG.
15230 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15231 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15232 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15233 the case of parallelisation of reductions.
15234 (expr_invariant_in_region_p): New.
15236 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15237 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15239 2008-04-24 Ira Rosen <irar@il.ibm.com>
15240 Richard Guenther <rguenther@suse.de>
15242 PR tree-optimization/36034
15243 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15244 incapable of dealing with loads with gaps.
15246 2008-04-24 Rafael Espíndola <espindola@google.com>
15248 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15249 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15250 vrp_evaluate_conditional.
15251 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15252 (vrp_evaluate_conditional): Split the cond argument.
15253 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15254 (simplify_stmt_for_jump_threading): Update call to
15255 vrp_evaluate_conditional.
15257 2008-04-24 Ira Rosen <irar@il.ibm.com>
15259 PR tree-optimization/35982
15260 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15261 interleaved data-refs are of the same type.
15263 2008-04-24 Danny Smith <dannysmith@users.net>
15265 * c-format.c (check_format_info_main): Use strncmp rather than a
15266 magic prefix to handle multichar length specs.
15267 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15268 Don't prefix "I64" and "I32" with '\0'.
15270 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15273 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15274 in registers for -m32 only if stdarg_p (fntype).
15276 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15278 PR rtl-optimization/36006
15279 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15280 temp to op0 in order to avoid invalid rtx sharing.
15282 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15284 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15285 check TREE_INVARIANT.
15286 * tree-gimple.c (is_gimple_address): New.
15287 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15288 * tree-gimple.h (is_gimple_address): New.
15289 * tree.h (decl_address_invariant_p): New.
15290 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15291 (build_string): Likewise.
15292 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15293 (tree_invariant_p_1): Likewise.
15294 (save_expr): Use it.
15295 (tree_invariant_p): New.
15296 (skip_simple_arithmetic): Use it.
15297 (stabilize_reference_1): Use it.
15298 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15300 (build1_stat): Drop code to compute TREE_INVARIANT.
15301 (build2_stat): Drop code to compute TREE_INVARIANT.
15302 (build3_stat): Drop code to compute TREE_INVARIANT.
15303 (build4_stat): Drop code to compute TREE_INVARIANT.
15304 (build5_stat): Drop code to compute TREE_INVARIANT.
15305 (build7_stat): Drop code to compute TREE_INVARIANT.
15306 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15307 * tree.h (struct tree_base): Remove invariant_flag.
15308 (TREE_INVARIANT): Remove.
15309 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15310 (fold_builtin_expect): Check TREE_CONSTANT.
15311 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15312 * c-tree.h (c_expr_to_decl): Drop third parameter.
15313 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15314 (build_c_cast): Don't set TREE_INVARIANT.
15315 (pop_init_level): Don't set TREE_INVARIANT.
15316 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15317 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15319 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15320 (gimplify_addr_expr): Adjust comment.
15321 * tree-mudflap.c (mf_build_string):
15322 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15323 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15324 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15325 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15326 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15327 * langhooks.h (struct lang_hooks): Drop third parameter from
15330 2008-04-23 Richard Guenther <rguenther@suse.de>
15332 PR tree-optimization/27799
15333 PR tree-optimization/32921
15334 PR tree-optimization/32624
15335 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15336 SMTs aliases and the tag itself into the solution.
15337 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15338 merge the points-to solution back into the SMT aliases.
15339 (may_alias_p): Use alias_set_subset_of instead of
15340 aliases_conflict_p. A pointer which points to
15341 memory with alias set zero may access any variable.
15343 2008-04-23 Richard Guenther <rguenther@suse.de>
15345 * alias.c (alias_set_subset_of): Correctly handle asking
15346 if zero is a subset of an alias set with zero child.
15347 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15348 (compute_flow_insensitive_aliasing): Correctly walk all
15349 pointers. Do not unnecessarily union sets.
15351 2008-04-23 Richard Guenther <rguenther@suse.de>
15353 PR middle-end/36021
15354 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15356 2008-04-22 Tomas Bily <tbily@suse.cz>
15358 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15360 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15362 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15363 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15364 * tree-inline.c (estimate_num_insns_1): Likewise.
15365 * varasm.c (const_hash_1, compare_constant, copy_constant)
15366 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15367 * emit-rtl.c (component_ref_for_mem_expr)
15368 (set_mem_attributes_minus_bitpos): Likewise.
15369 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15370 (is_aligning_offset): Likewise.
15371 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15372 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15373 * dojump.c (do_jump): Likewise.
15374 * builtins.c (get_pointer_alignment, get_memory_rtx)
15375 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15376 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15378 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15380 PR rtl-optimization/36017
15381 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15382 expanding the library call.
15384 2008-04-22 Ian Lance Taylor <iant@google.com>
15386 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15387 than size_in_bytes.
15389 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15391 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15392 of LR/CTR moves for Power6.
15394 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15396 PR middle-end/36003
15397 * passes.c (init_optimization_passes): Remove
15398 pass_fast_rtl_byte_dce.
15400 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15403 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15404 builtin functions to generate faster code.
15405 (_mm_cvtpu16_ps): Ditto.
15406 (_mm_cvtpi32x2_ps): Ditto.
15408 2008-04-22 Nick Clifton <nickc@redhat.com>
15410 * common.opt (ftree-loop-distribution): Add Optimization
15413 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15414 (frv_expand_builtin_va_start): Likewise.
15416 * config/arm/arm.c (thumb_find_work_register): Fix location of
15417 argument register count.
15419 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15421 Support scheduling for ColdFire V1 and V3 microarchitecture.
15422 Improve scheduling of multiplication instructions.
15424 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15425 (mac): New instruction attribute.
15426 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15427 (m68k_sched_mac): New variable.
15428 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15429 Handle cfv1 and cfv3.
15430 (max_insn_size): New static variable.
15431 (struct _sched_ib): New type.
15432 (sched_ib): New static variable.
15433 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15434 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15435 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15437 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15438 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15439 new variables. Update.
15440 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15441 Add modeling of cfv3 instruction buffer. Update.
15442 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15443 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15444 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15445 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15446 a particular reservation applies to.
15447 (type2): Reorganize attribute values. Rename alu to alu_reg,
15448 alu_l to alu, move_l to omove. Join move to alu. Split mul
15449 to mul_l and mul_w.
15450 (cf_ib_*): Simplify description of instruction buffer.
15451 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15452 (cf_mem): Split into cf_mem1 and cf_mem2.
15453 (cf_v2_move_??): Rename to cfv12_alu_??.
15454 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15455 (cf_v2_mul_??): Remove reservations.
15456 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15457 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15458 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15460 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15461 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15462 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15463 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15464 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15465 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15466 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15467 expansions of the above reservations for instructions of sizes
15470 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15472 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15474 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15476 * coverage.c: Include tree-pass.h.
15477 (coverage_counter_alloc): Print da_file_name to the dump file.
15479 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15481 * sbitmap.c (sbitmap_range_empty_p): New function.
15482 * sbitmap.h (sbitmap_range_empty_p): New function.
15483 * bitmap.h: Now includes obstack.h.
15485 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15486 Kenneth Zadeck <zadeck@naturalbridge.com>
15488 * dbgcnt.def (ra_byte_scan): Added.
15489 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15490 when the last hit happens for a counter.
15491 * timevar.def (TV_DF_BYTE_LR): New variable.
15492 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15493 * passes.c (pass_fast_rtl_byte_dce): New pass.
15494 * fwprop.c (update_df): Added mode to call df_ref_create.
15495 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15496 DF_REF_EXTRACT_OFFSET.
15497 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15498 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15500 (df_ref_extract): Added mode field.
15501 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15502 DF_REF_EXTRACT_OFFSET.
15503 (DF_REF_EXTRACT_MODE): New macro.
15504 (df_byte_lr_bb_info): New structure.
15505 (df_print_byte_regset, df_compute_accessed_bytes,
15506 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15507 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15508 df_byte_lr_simulate_uses,
15509 df_byte_lr_simulate_artificial_refs_at_top,
15510 df_byte_lr_simulate_artificial_refs_at_end,
15511 df_compute_accessed_bytes): New function.
15512 (df_ref_create): Add parameter.
15513 (df_byte_lr_get_bb_info): New inline function.
15514 * df-scan.c (df_ref_record, df_uses_record,
15515 df_ref_create_structure): Added mode parameter.
15516 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15517 df_defs_record, df_uses_record, df_get_conditional_uses,
15518 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15519 df_entry_block_defs_collect, df_exit_block_uses_collect):
15520 Added mode parameter to calls to df_ref_record, df_uses_record,
15521 df_ref_create_structure.
15522 (df_ref_equal_p, df_ref_compare): Added test for modes.
15523 (df_ref_create_structure): Added code to set mode. Renamed
15524 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15525 DF_REF_EXTRACT_OFFSET.
15526 * df-core.c (df_print_byte_regset): New function.
15527 * df-byte-scan.c: New file.
15528 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15529 calls to BITMAP_FREE.
15530 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15531 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15532 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15533 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15534 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15535 df_byte_lr_local_compute, df_byte_lr_init,
15536 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15537 df_byte_lr_transfer_function, df_byte_lr_free,
15538 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15539 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15540 df_byte_lr_simulate_uses,
15541 df_byte_lr_simulate_artificial_refs_at_top,
15542 df_byte_lr_simulate_artificial_refs_at_end): New function.
15543 * dce.c (byte_dce_process_block): New function.
15544 (dce_process_block): au is now passed in rather than computed
15545 locally. Changed loops that look at artificial defs to not look
15546 for conditional or partial ones, because there never are any.
15547 (fast_dce): Now is able to drive byte_dce_process_block or
15548 dce_process_block depending on the kind of dce being done.
15549 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15550 (rest_of_handle_fast_byte_dce): New function.
15551 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15552 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15554 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15557 * gcc.h: Added fortran options that take arguments to
15558 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15561 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15563 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15564 scalarization if on the LHS and not a full access.
15566 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15568 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15570 2008-04-18 Rafael Espíndola <espindola@google.com>
15572 * tree-vrp.c (find_case_label_index): Fix the binary search.
15573 (find_case_label_range): New.
15574 (vrp_visit_switch_stmt): Use find_case_label_range.
15575 (simplify_switch_using_ranges): Use find_case_label_range.
15577 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15579 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15580 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15582 2008-04-18 Tom Tromey <tromey@redhat.com>
15585 * doc/cpp.texi (Implementation-defined behavior): Mention
15588 2008-04-18 Ian Lance Taylor <iant@google.com>
15590 * fold-const.c (pointer_may_wrap_p): New static function.
15591 (fold_comparison): Add another test for pointer overflow. Use
15592 pointer_may_wrap_p to disable some false positives.
15594 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15596 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15597 (fname_as_string): Match updated cpp_interpret_string prototype.
15598 (fix_string_type): Support char16_t* and char32_t*.
15599 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15600 derivative) nodes. Register as builtin if C++0x.
15601 (c_parse_error): Support CPP_CHAR{16,32}.
15602 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15603 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15604 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15605 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15606 CTI_CHAR32_ARRAY_TYPE>: New elements.
15607 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15608 char32_type_node, signed_char32_type_node, char16_array_type_node,
15609 char32_array_type_node): New defines.
15610 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15611 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15612 (lex_string): Support CPP_STRING{16,32}, match updated
15613 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15614 (lex_charconst): Support CPP_CHAR{16,32}.
15615 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15616 and CPP_STRING{16,32}.
15618 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15621 * aclocal.m4: Regenerate.
15622 * configure: Regenerate.
15624 2008-04-18 Jan Hubicka <jh@suse.cz>
15626 * except.c (dw2_size_of_call_site_table,
15627 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15629 * cgraphbuild.c (build_cgraph_edges): Update.
15630 * tree-pass.h: Update comment.
15631 * final.c (leaf_function_p): Update.
15632 (leaf_renumber_regs): Update.
15633 (rest_of_clean_state): Update.
15634 * omp-low.c (expand_omp_parallel): Update.
15635 * ipa-reference.c (analyze_function): Update.
15636 * reorg.c (find_end_label): Update.
15637 (optimize_skip): Update.
15638 (fill_simple_delay_slots): Update.
15639 (fill_simple_delay_slots): Update.
15640 (make_return_insns): Update.
15641 (dbr_schedule): Update.
15642 * gimple-low.c (record_vars_into): Update.
15643 * cfgbuild.c (make_edges): Update.
15644 * function.c (assign_stack_local): Update.
15645 (assign_parm_adjust_stack_rtl): Update.
15646 (locate_and_pad_parm): Update.
15647 (allocate_struct_function): Do not initialize stack_alignment_needed
15648 and preferred_stack_boundary here.
15649 (stack_protect_prologue): Update.
15650 (stack_protect_epilogue): Update.
15651 (expand_function_start): Initialize stack_alignment_needed,
15652 preferred_stack_boundary and max_jumptable_ents.
15653 (expand_function_end): Update.
15654 (free_after_compilation): Do not NULLify epilogue_delay_list.
15655 * function.h (struct rtl_data): Add stack_protect_guard,
15656 stack_alignment_needed,
15657 preferred_stack_boundary, epilogue_delay_list.
15658 (struct function): Remove value_histograms, stack_alignment_needed,
15659 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15661 unexpanded_var_list, stack_protect_guard.
15662 (current_function_epilogue_delay_list): Remove.
15663 * ipa-type-escape.c (analyze_function): Update.
15664 * gimplify.c (pop_gimplify_context): Update comment.
15665 * calls.c (expand_call): Update.
15666 (emit_library_call_value_1): Update.
15667 * except.c (set_nothrow_function_flags): Update.
15668 * cfgexpand.c (get_decl_align_unit): Update.
15669 (create_stack_guard): Update.
15670 (estimated_stack_frame_size): Update.
15671 (expand_used_vars): Update.
15672 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15673 * explow.c (allocate_dynamic_stack_space): Update.
15674 * tree-ssa-live.c (remove_unused_locals): Update.
15675 * varasm.c (mark_constant_pool): Update.
15676 * tree-inline.c (remap_decls): Update.
15677 (initialize_cfun): Update.
15678 (declare_return_variable): Update.
15679 (inline_forbidden_p): Update.
15680 (expand_call_inline): Update.
15681 (declare_inline_vars): Update.
15682 (tree_function_versioning): Update.
15683 * tree-flow.h (value_histograms): New.
15684 (VALUE_HISTOGRAMS): New macro.
15685 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15687 * tree-cfg.c (set_bb_for_stmt): Update.
15688 (replace_by_duplicate_decl): Update.
15689 (move_block_to_fn): Update.
15690 (new_label_mapper): Update.
15691 (dump_function_to_file): Update.
15692 * ipa-struct-reorg.c (build_data_structure): Update.
15693 * cfgrtl.c (print_rtl_with_bb): Update.
15694 * reload1.c (reload): Update.
15696 * config/i386/i386.c (setup_incoming_varargs_64,
15697 ix86_compute_frame_layout): Update.
15698 * config/arc/arc.c (arc_output_function_epilogue): Update.
15700 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15702 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15703 for FreeBSD as well.
15704 * gthr-posix95.h: Likewise.
15706 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15708 PR rtl-optimization/35838
15709 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15710 out the byte offset of the first subreg.
15712 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15714 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15715 to split_ti instead of three separate calls with single member arrays.
15716 (subti3 splitter): Ditto.
15717 (adddi3 splitter): Ditto with split_di.
15718 (subdi3 splitter): Ditto.
15719 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15720 two separate calls with single member arrays. Swap match_dup
15721 operands 1 and 2 to better fit into the array.
15722 (negdi2 splitter): Ditto with split_di.
15723 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15724 two separate calls with single member arrays. Swap match_dup operands
15725 6 and 7 to better fit into the array.
15727 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15729 * config/i386/i386.c (sse_builtin_type): New.
15730 (bdesc_sse_args): Likewise.
15731 (bdesc_sse_3arg): Removed.
15732 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15733 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15734 IX86_BUILTIN_ROUNDPS.
15735 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15736 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15737 IX86_BUILTIN_ROUNDPS.
15738 (ix86_expand_sse_4_operands_builtin): Removed.
15739 (ix86_expand_sse_operands_builtin): New.
15740 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15741 and CODE_FOR_sse4_1_roundps.
15742 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15743 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15745 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15748 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15749 regs before frame pop when needed. If use_backchain_to_restore_sp
15750 then load backchain into a temp reg to restore vr and vrsave. Add
15751 code to restore vr after frame pop if possible.
15753 2008-04-17 Richard Guenther <rguenther@suse.de>
15755 * tree-vn.c (expressions_equal_p): Do not check type
15756 equality or compatibility before calling operand_equal_p.
15757 * fold-const.c (operand_equal_p): Check equivalence of
15758 integer constants before bailing out due to signedness or
15759 precision differences.
15760 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15761 spurious differences in type qualification. Ignore types
15762 for COMPONENT_REFs at all.
15764 2008-04-17 Christian Bruel <christian.bruel@st.com>
15766 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15767 msw_skip comparison.
15769 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15772 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15775 PR tree-optimization/35899
15776 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15777 rather than TREE_OPERAND.
15779 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15782 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15783 temporary registers. Change operand predicate to general_operand.
15784 (remainderxf3): Ditto.
15786 2008-04-16 Richard Guenther <rguenther@suse.de>
15788 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15789 * tree-affine.c (aff_combination_expand): Look through some
15792 2008-04-15 Doug Kwan <dougkwan@google.com>
15794 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15796 * tree-pretty-print.c (dump_generic_node): Ditto.
15797 * final.c (output_addr_const): Ditto.
15798 * dwarf2out.c (output_cfi): Ditto.
15799 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15800 * print-rtl.c (print_rtx): Ditto.
15801 * print-tree.c (print_node_brief, print_node): Ditto.
15802 * c-common.c (match_case_to_enum_1): Ditto.
15803 * sched-vis.c (print_value): Ditto.
15804 * config/i386/i386.c (print_operand): Cast to long unsigned int
15807 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15808 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15809 MS Windows VirtualProtect function.
15811 2008-04-15 Jan Hubicka <jh@suse.cz>
15813 * gengtype.c (write_root): Param_is argument is OK.
15814 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15815 * function.h: Include varray.h
15816 (rtl_eh): New stucture based on except.c one.
15817 (call_site_record): New forward declaration and vector type.
15818 * calls.c (emit_call_1): Do not call
15819 note_current_region_may_contain_throw.
15820 * except.c (eh_status): Remove cur_region, try_region since they are
15822 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15823 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15824 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15825 Remove call_site_data_used, call_site_data_size.
15826 Turn call_site_record into vector in function.h.
15827 (note_current_region_may_contain_throw): Remove.
15828 (get_exception_pointer, get_exception_filter): Do not take struct
15829 function argument; update.
15830 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15831 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15832 build_post_landing_pads, dw2_build_landing_pads,
15833 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15834 sjlj_emit_function_enter, sjlj_emit_function_enter,
15835 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15836 sjlj_build_landing_pads, finish_eh_generation,
15837 remove_exception_handler_label, remove_eh_handler,
15838 maybe_remove_eh_handler, add_reachable_handler,
15839 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15840 add_action_record, collect_one_action_chain, add_call_site,
15841 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15842 sjlj_output_call_site_table, output_function_exception_table,
15843 * except.h (note_current_region_may_contain_throw): Remove
15844 (get_exception_pointer, get_exception_filter): Do not take struct
15846 * Makefile.in (GTFILES): Put varargs before struct function.
15848 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15850 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15851 punt for STRING_CST.
15852 (get_constraint_for): Deal with STRING_CST here instead.
15854 2008-04-15 Richard Guenther <rguenther@suse.de>
15856 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15857 statements in a basic-block with a backward walk. Do not
15858 substitute into dead statements but instead remove those.
15860 2008-04-15 Richard Guenther <rguenther@suse.de>
15862 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15863 to zero, thus disable creation of SFTs.
15865 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15867 * tree-predcom.c (suitable_reference_p): Return false if the
15868 reference can throw.
15870 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15873 * c-decl.c (finish_decl): If extern or static var has variable
15874 size, set TREE_TYPE (decl) to error_mark_node.
15876 2008-04-15 Rafael Espíndola <espindola@google.com>
15878 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15881 2008-04-15 Richard Guenther <rguenther@suse.de>
15883 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15884 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15885 (visit_reference_op_load): Do walk vuse-vdef chains on
15886 vn_reference_lookup.
15887 (visit_reference_op_store): But do not here.
15888 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15889 vn_reference_lookup.
15890 (vn_lookup_with_vuses): But do so here.
15892 2008-04-14 Ian Lance Taylor <iant@google.com>
15894 * fold-const.c (fold_overflow_warning): Remove assertion.
15896 2008-04-15 Ben Elliston <bje@au.ibm.com>
15898 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15899 temp1 local variables.
15901 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15904 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15905 ".text.unlikely" section as executable.
15907 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15909 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15910 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15911 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15912 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15913 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15914 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15915 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15917 2008-04-14 Ian Lance Taylor <iant@google.com>
15919 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15920 * fold-const.c (fold_comparison): If appropriate, test
15921 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15922 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15923 reassociating a pointer type.
15924 * doc/invoke.texi (Optimize Options): Document that
15925 -fstrict-overflow applies to pointer wraparound.
15927 2008-04-13 Jan Hubicka <jh@suse.cz>
15929 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15931 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15933 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15934 we are going to "save the world".
15936 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15938 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15939 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15940 operand 0 constraint, not "=".
15942 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15944 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15946 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15948 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15949 of size of positions_needed * CHAR_BIT.
15951 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15953 PR middle-end/35897
15954 * dse.c (store_info): Change positions_needed to unsigned
15956 (lowpart_bitmask): New.
15957 (record_store): Cast to unsigned HOST_WIDE_INT for
15958 positions_needed. Assert width <= size of positions_needed *
15959 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15960 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15961 lowpart_bitmask to set mask.
15963 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15965 * config/bfin/constraints.md: New file.
15966 * config/bfin/bfin.md: Include it.
15967 (adddi3): Use satisfies_constraint functions instead of the old macros.
15968 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15969 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15970 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15971 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15972 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15973 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15974 EXTRA_CONSTRAINT): Delete.
15975 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15976 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15978 * config/bfin/bfin.c: Include "tm-constrs.h".
15979 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15980 Use satisfies_constraint functions instead of the old macros.
15981 * doc/md.texi (Blackfin Constraints): Update file name reference.
15983 2008-04-11 Richard Guenther <rguenther@suse.de>
15985 PR tree-optimization/35869
15986 * tree-vrp.c (execute_vrp): Move switch statement update after
15987 jump threading. Schedule another cfg cleanup run.
15989 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15992 * attribs.c (decl_attributes): Return early on errorneous node.
15994 2008-04-10 Oleg Ryjkov <olegr@google.com>
15996 * tree.h (struct tree_base): Added a new flag default_def_flag.
15997 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15999 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16001 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16003 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16006 * pa.md: Define mode iterator P. Define mode attribute dwc.
16007 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16008 (icacheflush): Likewise.
16009 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16010 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16012 2008-04-11 Ben Elliston <bje@au.ibm.com>
16014 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16016 2008-04-10 Rafael Espíndola <espindola@google.com>
16018 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16019 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16020 (extract_range_from_expr): The same.
16022 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16024 * config/mips/mips.md (GPR2): New mode iterator.
16025 (seq): Add comment.
16026 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16027 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16028 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16029 Rewrite these to take two modes, the mode of comparison and the
16030 mode of the destination.
16031 * config/mips/mips.c (mips_expand_scc): Instead of having
16032 paradoxical subreg as destination, expand "narrowing" scc if mode
16033 of comparison is SI and target is requested in DI mode.
16034 (mips_emit_int_order_test): Update comment. Make mode of
16035 comparison match CMP0 rather than TARGET. When creating inverse
16036 target use mode of TARGET.
16038 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16040 * gcov-dump.c (tag_summary): Only print summaries for the first
16041 GCOV_COUNTERS_SUMMABLE counters.
16043 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16045 * config/i386/i386.md (absneg): New code iterator.
16046 (absnegprefix): New code attribute.
16047 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16048 patterns using absneg code iterator.
16049 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16050 using absneg code iterator.
16051 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16052 *neg<mode>2 patterns using absneg code iterator.
16053 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16054 *negextendsfdf2 patterns using absneg code iterator.
16055 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16056 *negextendsfxf2 patterns using absneg code iterator.
16057 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16058 *negextendsfdf2 patterns using absneg code iterator.
16059 * config/i386/sse.md (<code><mode>2): Macroize expander from
16060 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16062 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16064 * config/s390/s390.h: Remove the remains of the recent search
16065 & replace action of current_function_outgoing_args_size.
16067 2008-04-10 Ira Rosen <irar@il.ibm.com>
16069 PR tree-optimization/35821
16070 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16071 NEW_STMT_LIST is not NULL.
16073 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16076 * toplev.c (process_options): Remove -ffunction-sections debugging
16079 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16081 PR middle-end/PR28690
16082 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16083 than gen_rtx_fmt_ee to perform more canonicalizations.
16085 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16088 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16090 2008-04-09 Richard Guenther <rguenther@suse.de>
16092 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16093 (dump_function_to_file): Dump function arguments with types.
16095 2008-04-08 Richard Guenther <rguenther@suse.de>
16097 * fold-const.c (fold_widened_comparison): Do not allow
16098 sign-changes that change the result.
16100 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16103 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16104 kinds of indirect references.
16106 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16108 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16109 GNU Fortran language string.
16111 2008-04-08 Rafael Espíndola <espindola@google.com>
16113 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16114 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16115 * tree.h (tree_call_nonnegative_warnv_p): New.
16117 2008-04-08 Jan Hubicka <jh@suse.cz>
16119 * function.c (free_after_compilation): Clear out regno_reg_rtx
16122 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16125 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16127 PR middle-end/PR28690
16128 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16129 same precedence as REG_POINTER and MEM_POINTER operands.
16131 2008-04-08 Richard Guenther <rguenther@suse.de>
16133 PR middle-end/35834
16134 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16135 for adding index to base.
16137 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16139 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16140 (MINGW_ENABLE_EXECUTE_STACK): New.
16141 (IN_LIBGCC2): For libgcc include windows.h file for
16142 function declarations.
16144 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16146 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16147 and tem2 if tem1 is not a REG or MULT.
16149 2008-04-08 Jan Hubicka <jh@suse.cz>
16151 * function.h (incomming_args): Break out of struct function.
16152 (function_subsections): Break out of struct function.
16153 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16154 return_rtx and hard_reg_initial_vals from struct function.
16155 Kill inl_max_label_num.
16156 (current_function_pops_args, current_function_args_info,
16157 current_function_args_size, current_function_args_size,
16158 current_function_pretend_args_size,
16159 current_function_outgoing_args_size,
16160 current_function_internal_arg_pointer, current_function_return_rtx):
16161 Kill compatibility accestor macros.
16162 * builtins.c (expand_builtin_apply_args_1): Update.
16163 (expand_builtin_next_arg): Update.
16164 * df-scan.c (df_get_call_refs): Update.
16165 * dbxout.c (dbxout_function_end): Update.
16166 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16167 (output_line_info): Update.
16168 (secname_for_decl): Update.
16169 (dwarf2out_var_location): Update.
16170 * function.c (free_after_compilation): Update.
16171 (assign_parm_find_stack_rtl): Update.
16172 (assign_parms): Update.
16173 (expand_dummy_function_end): Update.
16174 (expand_function_end): Update.
16175 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16176 (expand_call): Update.
16177 (emit_library_call_value_1): Update.
16178 (store_one_arg): Update.
16179 * varasm.c (initialize_cold_section_name): Update.
16180 (unlikely_text_section): Update.
16181 (unlikely_text_section_p): Update.
16182 (assemble_start_function): Update.
16183 (assemble_end_function): Update.
16184 (default_section_type_flags): Update.
16185 (switch_to_section): Update.
16186 * integrate.c (set_decl_abstract_flags): Update.
16187 (get_hard_reg_initial_val): Update.
16188 (has_hard_reg_initial_val): Update.
16189 (allocate_initial_values): Update.
16190 * resource.c (init_resource_info): Update.
16191 * config/alpha/alpha.c (NUM_ARGS): Update.
16192 (direct_return): Update.
16193 (alpha_va_start): Update.
16194 (alpha_sa_size): Update.
16195 (alpha_initial_elimination_offset): Update.
16196 (alpha_expand_prologue): Update.
16197 (alpha_start_function): Update.
16198 (alpha_expand_epilogue): Update.
16199 (unicosmk_initial_elimination_offset):
16200 * config/alpha/alpha.md (call expander): Update.
16201 * config/s390/s390.c (s390_register_info): Update.
16202 (s390_register_info): Update.
16203 (s390_frame_info): Update.
16204 (s390_initial_elimination_offset): Update.
16205 (s390_build_builtin_va_list): Update.
16206 (s390_va_start): Update.
16207 * config/spu/spu.c (direct_return): Update.
16208 (spu_expand_prologue): Update.
16209 (spu_initial_elimination_offset): Update.
16210 (spu_build_builtin_va_list): Update.
16211 (spu_va_start): Update.
16212 * config/sparc/sparc.c (sparc_init_modes): Update.
16213 (sparc_compute_frame_size): Update.
16214 (function_value): Update.
16215 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16216 * config/i386/i386.md (return expander): Update.
16217 * config/i386/i386.c (ix86_va_start): Update.
16218 (ix86_can_use_return_insn_p): Update.
16219 (ix86_compute_frame_layout): Update.
16220 (ix86_expand_epilogue): Update.
16221 * config/sh/sh.c (output_stack_adjust): Update.
16222 (calc_live_regs): Update.
16223 (sh_expand_prologue): Update.
16224 (sh_builtin_saveregs): Update.
16225 (sh_va_start): Update.
16226 (initial_elimination_offset): Update.
16227 (sh_allocate_initial_value): Update.
16228 (sh_function_ok_for_sibcall): Update.
16229 (sh_get_pr_initial_val): Update.
16230 * config/sh/sh.md (return expander): Update.
16231 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16232 * config/crx/crx.c (crx_compute_frame): UPdate.
16233 (crx_initial_elimination_offset): UPdate.
16234 * config/xtensa/xtensa.c (compute_frame_size): Update
16235 (xtensa_builtin_saveregs): Update.
16236 (xtensa_va_start): Update.
16237 (order_regs_for_local_alloc): Update.
16238 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16239 (xstormy16_expand_builtin_va_start): Update.
16240 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16241 * config/m68hc11/m68hc11.md (return expanders): Update.
16242 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16243 (expand_epilogue): Update.
16244 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16245 (cris_simple_epilogue): Update.
16246 (cris_expand_prologue): Update.
16247 (cris_expand_epilogue): Update.
16248 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16249 (compute_frame_size): Update.
16250 * config/mt/mt.c (mt_compute_frame_size): Update.
16251 * config/mn10300/mn10300.c (expand_prologue): Update.
16252 (expand_epilogue): Update.
16253 (initial_offset): Update.
16254 (mn10300_builtin_saveregs):
16255 * config/mn10300/mn10300.md (return expander): Update.
16256 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16257 (ia64_initial_elimination_offset): Update.
16258 (ia64_initial_elimination_offset): Update.
16259 (ia64_expand_prologue): Update.
16260 * config/m68k/m68k.md (return expander): Update.
16261 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16262 (rs6000_stack_info): Update.
16263 * config/mcore/mcore.c (layout_mcore_frame): Update.
16264 (mcore_expand_prolog): Update.
16265 * config/arc/arc.c (arc_compute_frame_size): Update.
16266 * config/score/score3.c (score3_compute_frame_size): Update.
16267 * config/score/score7.c (score7_compute_frame_size): Update.
16268 * config/arm/arm.c (use_return_insn): Update.
16269 (thumb_find_work_register): Update.
16270 (arm_compute_save_reg_mask): Update.
16271 (arm_output_function_prologue): Update.
16272 (arm_output_epilogue): Update.
16273 (arm_size_return_regs): Update.
16274 (arm_get_frame_offsets): Update.
16275 (arm_expand_prologue): Update.
16276 (thumb_exit): Update.
16277 (thumb_unexpanded_epilogue): Update.
16278 (thumb1_output_function_prologue): Update.
16279 * config/pa/pa.md (return expander): Update.
16280 * config/pa/pa.c (compute_frame_size): Update.
16281 (hppa_builtin_saveregs): Update.
16282 * config/mips/mips.c (mips_va_start): Update.
16283 (mips16_build_function_stub): Update.
16284 (mips_compute_frame_info): Update.
16285 (mips_restore_gp): Update.
16286 (mips_output_function_prologue): Update.
16287 (mips_expand_prologue): Update.
16288 * config/v850/v850.c (compute_frame_size): Update.
16289 (expand_prologue): * config/mmix/mmix.c (along): update.
16290 (mmix_initial_elimination_offset): update.
16291 (mmix_reorg): update.
16292 (mmix_use_simple_return): update.
16293 (mmix_expand_prologue): update.
16294 (mmix_expand_epilogue): Update.
16295 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16296 (emit_link_insn): Update.
16298 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16300 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16301 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16303 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16306 2008-04-07 Jan Hubicka <jh@suse.cz>
16308 * function.h (rtl): Rename to x_rtl.
16309 (crtl): New define.
16310 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16311 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16312 used_temp_slots avail_temp_slots, temp_slot_level,
16313 nonlocal_goto_handler_labels): Update accesstors.
16314 (rtl): New global variable.
16315 (struct function): Move some fileds to rtl_data.
16316 (get_arg_pointer_save_area): Update prototype.
16317 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16318 get_arg_pointer_save_area.
16319 * expr.c (init_expr): Update
16320 * function.c (get_frame_size): Update
16321 (assign_stack_local): Update
16322 (expand_function_end): Update.
16323 (get_art_pointer_save_area): Update
16325 * emit-rtl.c (rtl): Declare.
16326 (regno_reg_rtx): Declare.
16327 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16329 (gen_reg_rtx): Update.
16330 * varasm.c (n_deferred_constatns): Update accestor.
16331 (init_varasm_status): Do not allocate varasm_status.
16332 (force_const_mem, get_pool_size, output_constant_pool): Update.
16333 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16334 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16335 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16336 * sparc/sparc.h (INIT_EXPANDERS): Update.
16337 * ia64/ia64.h (INIT_EXPANDERS): Update.
16339 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16341 * reload.c (push_secondary_reload): Add missing break to for loop.
16343 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16345 PR middle-end/PR28690
16346 * rtlanal.c: Update copyright years.
16347 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16348 as REG_POINTER and MEM_POINTER operands.
16349 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16350 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16351 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16352 * gcse.c: Update copyright years.
16353 (pre_delete): Call gen_reg_rtx_and_attrs.
16354 (hoist_code): Likewise.
16355 (build_store_vectors): Likewise.
16356 (delete_store): Likewise.
16357 * loop-invariant.c (move_invariant_reg): Likewise.
16358 Update copyright years.
16360 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16362 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16363 control string instead of quoted.
16365 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16367 * doc/rtl.texi: Rewrite of subreg section.
16369 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16372 * config/i386/i386.c (legitimize_pic_address): Add treating
16373 of dllimport SYM_REF's.
16374 (legitimize_dllimport_symbol): Add prototype.
16376 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16378 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16379 reference in constructor with non self-referential type.
16381 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16383 Removal of Return with Depressed Stack Pointer support
16384 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16385 (ECF_SP_DEPRESSED): Likewise.
16386 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16387 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16388 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16389 (expand_call): Do not test ECF_SP_DEPRESSED.
16390 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16391 * function.c (keep_stack_depressed): Delete.
16392 (handle_epilogue_set): Likewise.
16393 (update_epilogue_consts): Likewise.
16394 (emit_equiv_load): Likewise.
16395 (thread_prologue_and_epilogue_insns): Remove support for Return with
16396 Depressed Stack Pointer.
16397 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16399 2008-04-06 Richard Guenther <rguenther@suse.de>
16401 PR tree-optimization/35400
16402 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16403 information from SSA_NAMEs.
16405 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16407 * config/avr/avr.h (avr_mega_p): Remove declaration.
16408 (AVR_MEGA): Remove macro.
16409 * config/avr/avr.c (avr_mega_p): Remove variable.
16410 (avr_override_options): Remove inicializion of avr_mega_p.
16411 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16412 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16413 (avr_jump_mode): (Ditto.).
16414 (avr_output_progmem_section_asm_op): (Ditto.).
16415 (avr_asm_init_sections): (Ditto.).
16416 (avr_asm_init_sections): (Ditto.).
16417 (avr_rtx_costs): (Ditto.).
16418 * config/avr/avr.md: (Ditto.).
16419 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16422 2008-04-06 Richard Guenther <rguenther@suse.de>
16424 PR tree-optimization/35842
16425 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16426 is_gimple_invariant_address.
16428 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16430 * gcc.c (default_compilers): Sync Fortran extensions list with
16431 that in fortran/lang-specs.h.
16432 * doc/invoke.texi: Likewise.
16433 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16434 * dwarf2out.c (gen_compile_unit_die): Likewise.
16436 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16438 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16440 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16443 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16444 attribute is used for nested functions.
16446 2008-04-05 Jan Hubicka <jh@suse.cz>
16448 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16450 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16452 (dump_files): Update.
16453 (enable_rtl_dump_file): Do not accept letter argument.
16454 * tree-pass.h (dump_file_info): Remove letter argument.
16455 * toplev.c (decode_d_option): Update -da handling.
16456 * toplev.h (enable_rtl_dump_file): Update prototype.
16457 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16458 it out based on pass type.
16459 (register_dump_files_1): Likewise.
16460 (init_optimization_passes): Update register_one_dump_file calls.
16461 (execute_one_pass): Sanity check that IPA passes are called at IPA
16462 level and RTL passes at RTL level.
16463 (execute_pass_list): IPA pass can not be after or subpass of
16465 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16466 disallov RTL subpasses of IPA subpasses.
16468 2008-04-05 Ben Elliston <bje@au.ibm.com>
16470 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16471 builtins that return exactly once and do not throw. Cache call to
16474 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16476 PR rtl-optimization/34916
16477 PR middle-end/35519
16478 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16479 between instruction pairs.
16481 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16483 * doc/invoke.texi: Document -mbitops for SH.
16484 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16485 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16486 * config/sh/sh.c (print_operand): Add %t operand code.
16487 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16488 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16489 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16490 (extendqihi2): Likewise.
16491 (movqi_i): Likewise.
16492 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16493 (extv): Use bld instruction for SH2A if possible.
16495 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16496 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16497 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16498 (bset.b, bclr.b): Define peepholes.
16499 * config/sh/sh.opt (mbitops): New option.
16501 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16504 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16505 and view convert expression.
16507 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16510 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16512 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16514 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16516 * config/i386/cpuid.h (bit_AES): New.
16517 (bit_PCLMUL): Likewise.
16519 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16520 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16521 SSE2 if AES or PCLMUL is enabled.
16522 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16523 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16524 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16525 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16526 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16527 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16528 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16529 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16530 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16531 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16532 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16533 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16534 __builtin_ia32_aeskeygenassist128 and
16535 __builtin_ia32_pclmulqdq128.
16536 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16537 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16538 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16540 * config/i386/i386.h (TARGET_AES): New.
16541 (TARGET_PCLMUL): Likewise.
16542 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16544 * config/i386/i386.md (UNSPEC_AESENC): New.
16545 (UNSPEC_AESENCLAST): Likewise.
16546 (UNSPEC_AESDEC): Likewise.
16547 (UNSPEC_AESDECLAST): Likewise.
16548 (UNSPEC_AESIMC): Likewise.
16549 (UNSPEC_AESKEYGENASSIST): Likewise.
16550 (UNSPEC_PCLMUL): Likewise.
16552 * config/i386/i386.opt (maes): New.
16553 (mpclmul): Likewise.
16555 * config/i386/sse.md (aesenc): New pattern.
16556 (aesenclast): Likewise.
16557 (aesdec): Likewise.
16558 (aesdeclast): Likewise.
16559 (aesimc): Likewise.
16560 (aeskeygenassist): Likewise.
16561 (pclmulqdq): Likewise.
16563 * config/i386/wmmintrin.h: New.
16565 * doc/extend.texi: Document AES and PCLMUL built-in function.
16567 * doc/invoke.texi: Document -maes and -mpclmul.
16569 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16571 * function.c (free_after_parsing): Replace with
16572 cxx_push_function_context from C++ front-end.
16573 (allocate_struct_function): Don't call langhook.
16574 * langhooks.h (struct lang_hooks_for_functions): Delete.
16575 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16577 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16578 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16579 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16580 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16581 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16582 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16583 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16585 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16586 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16588 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16591 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16594 2008-04-04 Richard Guenther <rguenther@suse.de>
16596 PR middle-end/35823
16597 * fold-const.c (optimize_minmax_comparison): Use the correct
16598 type for the constant in the simplified comparison.
16600 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16602 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16603 Pass L2 size as "--param l2-cache-size" to the compiler.
16604 (decode_l2_cache): New function to decode L2 cache parameters using
16605 0x8000006 extended cpuid function.
16606 (detect_caches_amd): Determine parameters of L2 cache using
16607 decode_l2_caches function.
16608 (decode_caches_intel): Decode L2 cache parameters.
16609 (detect_caches_intel): Determine L2 cache parameters using
16610 decode_caches_intel and decode_l2_caches functions.
16612 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16614 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16615 secondary input reload for subword loads from the constant pool.
16617 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16620 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16621 constants of the appropriate size for runtime calculations.
16624 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16625 decimal-float literal constant zero.
16627 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16630 * c-parser.c (c_parser_omp_atomic): Call
16631 default_function_array_conversion on the RHS.
16633 PR middle-end/35818
16634 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16635 call is_variable_sized if decl has incomplete type.
16637 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16639 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16641 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16643 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16645 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16646 (sgt<u>): Merge sgt and sgtu into new expander.
16647 (sgt, sgtu): Remove expanders.
16648 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16649 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16650 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16651 *sgtu_<mode>_mips16 into new pattern.
16652 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16653 (sge<u>): Merge sge and sgeu into new expander.
16654 (sge, sgeu): Remove expanders.
16655 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16657 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16658 (slt<u>): Merge slt and sltu into new expander.
16659 (slt, sltu): Remove expanders.
16660 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16661 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16662 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16663 *sltu_<mode>_mips16 into new pattern.
16664 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16665 (sle<u>): Merge sle and sleu into new expander.
16666 (sle, sleu): Remove expanders.
16667 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16668 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16669 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16670 *sleu_<mode>_mips16 into new pattern.
16671 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16673 2008-04-03 Jan Hubicka <jh@suse.cz>
16675 PR tree-optimization/35795
16676 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16677 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16678 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16679 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16680 * score/score3.c (score3_output_mi_thunk): Likewise.
16681 * score/score7.c (score7_output_mi_thunk): Likewise.
16682 * mips/mips.c (mips_output_mi_thunk): Likewise.
16684 2008-04-03 Richard Guenther <rguenther@suse.de>
16686 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16687 conversions. Simplify code.
16689 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16691 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16693 2008-04-03 Tom Tromey <tromey@redhat.com>
16694 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16696 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16697 * config/bfin/t-bfin-linux (generated_files): Add
16698 linux-sysroot-suffix.h.
16699 * doc/install.texi (Prerequisites): Require make 3.80.
16700 * doc/sourcebuild.texi (Front End Directory): Document new
16702 * Makefile.in (generated_files): New variable.
16703 (ALL_HOST_OBJS): New variable.
16704 ($(ALL_HOST_OBJS)): New target.
16706 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16708 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16709 (remap_block): Call id->transform_lang_insert_block instead
16711 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16712 Set id.transform_lang_insert_block to NULL.
16713 (clone_body): Move to cp/optimize.c
16714 * tree-inline.h (struct copy_body_data): Change
16715 transform_lang_insert_block to function pointer.
16716 (copy_generic_body, copy_decl_no_change): Export.
16717 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16718 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16719 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16721 * c-tree.h (insert_block): Kill.
16722 * c-decl.c (insert_block): Kill.
16724 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16726 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16727 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16728 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16730 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16731 argument, call {push,pop}_function_context from here.
16732 * c-parser.c: Use c_{push,pop}_function_context.
16734 * function.c (push_function_context_to): Move meat ...
16735 (push_function_context): ... here. Simplify.
16736 * function.c (pop_function_context_from): Move meat ...
16737 (pop_function_context): ... here. Simplify.
16738 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16740 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16741 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16742 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16743 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16745 2008-04-03 Ben Elliston <bje@au.ibm.com>
16747 * expmed.c (extract_force_align_mem_bit_field): Remove.
16749 2008-04-03 Richard Guenther <rguenther@suse.de>
16751 PR middle-end/35800
16752 * expr.h (try_casesi): Adjust prototype.
16753 * expr.c (try_casesi): Take fallback label as extra parameter.
16754 Use that for gen_casesi if default_label is NULL.
16755 * stmt.c (expand_case): Pass fallback label to try_casesi,
16756 make sure to fill gaps with a fallback label if default_label
16759 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16762 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16764 2008-04-03 Ben Elliston <bje@au.ibm.com>
16766 * expmed.c (extract_split_bit_field): Remove if (0) code.
16767 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16768 (do_ds_constraint): Likewise.
16770 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16772 * doc/cppopts.texi (-dU): Document.
16773 * c-common.h (flag_dump_macros): Update comment.
16774 * c-opts.c (handle_OPT_d): Handle -dU.
16775 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16776 dump_queued_macros, cb_used_define, cb_used_undef): New.
16777 (init_pp_output): Handle -dU.
16778 (cb_line_change): Call dump_queued_macros.
16779 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16781 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16783 * config/avr/predicates.md (io_address_operand): New predicate.
16784 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16785 * config/avr/avr.c (avr_io_address_p): Remove function.
16786 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16787 'avr_io_address_p' function.
16788 (out_movhi_r_mr): (Ditto.).
16789 (out_movqi_mr_r): (Ditto.).
16790 (out_movhi_mr_r): (Ditto.).
16791 (avr_address_cost): (Ditto.).
16793 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16796 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16797 in 32bit mode when XMM registers are available to avoid store
16799 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16800 corresponding post-reload splitters.
16802 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16804 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16805 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16806 __builtin_ia32_roundss.
16807 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16808 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16809 __builtin_ia32_roundss.
16810 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16811 IX86_BUILTIN_SHUFPD here.
16813 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16815 * config/i386/i386.md (plogic): New.
16816 (plogicprefix): Likewise.
16818 * config/i386/mmx.md (mmx_<code><mode>3): New.
16819 (mmx_and<mode>3): Removed.
16820 (mmx_ior<mode>3): Likewise.
16821 (mmx_xor<mode>3): Likewise.
16823 * config/i386/sse.md (<code><mode>3): New.
16824 (*<code><mode>3): Likewise.
16825 (*<code><mode>3): Likewise.
16826 (<code><mode>3): Likewise.
16827 (*sse_<code><mode>3): Likewise.
16828 (*sse2_<code><mode>3): Likewise.
16829 (<code>tf3): Likewise.
16830 (*<code>tf3): Likewise.
16831 (and<mode>3): Likewise.
16832 (*and<mode>3): Likewise.
16833 (ior<mode>3): Removed.
16834 (*ior<mode>3): Likewise.
16835 (xor<mode>3): Likewise.
16836 (*xor<mode>3): Likewise.
16837 (*and<mode>3): Likewise.
16838 (*ior<mode>3): Likewise.
16839 (*xor<mode>3): Likewise.
16840 (and<mode>3): Likewise.
16841 (*sse_and<mode>3): Likewise.
16842 (*sse2_and<mode>3): Likewise.
16843 (andtf3): Likewise.
16844 (*andtf3): Likewise.
16845 (ior<mode>3): Likewise.
16846 (*sse_ior<mode>3): Likewise.
16847 (*sse2_ior<mode>3): Likewise.
16848 (iortf3): Likewise.
16849 (*iortf3): Likewise.
16850 (xor<mode>3): Likewise.
16851 (*sse_xor<mode>3): Likewise.
16852 (*sse2_xor<mode>3): Likewise.
16853 (xortf3): Likewise.
16854 (*xortf3): Likewise.
16856 2008-04-02 Richard Guenther <rguenther@suse.de>
16858 PR tree-optimization/14495
16859 PR tree-optimization/34793
16860 * tree-vrp.c (struct switch_update): New structure.
16861 (to_remove_edges, to_update_switch_stmts): New VECs.
16862 (simplify_switch_using_ranges): New function. Remove not taken
16863 case labels and edges.
16864 (simplify_stmt_using_ranges): Call it.
16865 (identify_jump_threads): Mark edges we have queued for removal
16866 so we don't thread them.
16867 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16869 * tree-cfg.c (group_case_labels): Deal with missing default label.
16870 (tree_verify_flow_info): Allow missing default label.
16871 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16872 (emit_case_nodes): Likewise.
16873 (expand_case): Do not rely on the default label to be present.
16874 * expr.c (try_casesi): Deal with NULL default_label.
16875 (do_tablejump): Likewise.
16877 2008-04-02 Richard Guenther <rguenther@suse.de>
16879 PR tree-optimization/14495
16880 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16881 SWITCH_EXPR here ...
16882 (vrp_visit_switch_stmt): ... but here (new function).
16883 (find_case_label_index): New helper function.
16884 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16886 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16888 * fwprop.c: Fix ISO-C99ism.
16890 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16893 * Makefile.in (objdir): Set it here.
16894 * configure.ac: Not here. Find dynamic linker characteristics.
16895 * exec-tool.in: Use them.
16896 * aclocal.m4: Regenerate.
16897 * configure: Regenerate.
16899 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16901 * expr.c (expand_var): Delete it.
16902 * expr.h (expand_var): Delete prototype.
16903 * function.c (expand_function_start): Use expand_decl instead.
16904 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16907 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16909 PR rtl-optimization/35542
16910 * fwprop.c (forward_propagate_and_simplify): Replace
16911 loc_reg_mentioned_in_p with reg_mentioned_p.
16913 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16915 PR rtl-optimization/35281
16916 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16917 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16918 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16919 (varying_mem_p): Move above propagate_rtx.
16920 (all_uses_available_at): Do not check MEMs.
16922 2008-04-02 Rafael Espíndola <espindola@google.com>
16924 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16925 (register_edge_assert_for_2): Split the cond argument.
16926 (register_edge_assert_for_1): Adjust for the change in
16927 register_edge_assert_for_2.
16928 (register_edge_assert_for): Split the cond argument.
16929 (find_switch_asserts): Adjust for the change in
16930 register_edge_assert_for.
16932 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16934 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16935 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16936 offsets for 64-bit mingw.
16937 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16938 abi for x86_64-pc-mingw.
16940 2008-04-02 Richard Guenther <rguenther@suse.de>
16942 * tree-vrp.c (extract_range_from_assert): Make sure to not
16943 produce range min/max with TREE_OVERFOW set.
16944 If merging a anti-range and a range keep the anti-range if
16945 the range covers all values of the type.
16946 (register_edge_assert_for_2): Only allow sign-changing
16947 conversions in detecting canonical range checks. Also
16948 register an assert for the unsigned name if useful.
16950 PR tree-optimization/35787
16951 * tree-vrp.c (vrp_val_max): New function.
16952 (vrp_val_min): Likewise.
16953 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16954 (vrp_val_is_min): Likewise.
16955 (supports_overflow_infinity): Use vrp_val_{min,max}.
16956 (negative_overflow_infinity): Likewise.
16957 (positive_overflow_infinity): Likewise.
16958 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16959 (is_positive_overflow_infinity): Likewise.
16960 (is_overflow_infinity): Likewise.
16961 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16962 vrp_val_is_{min,max}.
16963 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16964 to ranges if possible. Avoid empty ranges.
16966 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16968 PR middle-end/35705
16969 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16970 the expression is a function address.
16972 2008-04-01 George Helffrich <george@gcc.gnu.org>
16974 PR fortran/35154, fortran/23057
16975 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16976 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16977 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16978 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16980 (dbxout_syms): Check for COMMON-based symbol and wrap in
16981 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16982 in bracket for efficiency.
16984 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16985 using DW_TAG_common_block + member offset.
16986 (add_pubname_string): New function.
16987 (dw_expand_expr): New function to find block name and offset for
16989 (common_check): New function to check whether symbol in Fortran COMMON.
16990 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16992 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16995 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16997 2008-04-02 Ben Elliston <bje@au.ibm.com>
16999 * config/v850/v850.md (casesi): Remove if (0) code.
17000 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17001 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17003 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17005 * config/i386/i386.md (rex64suffix): New mode attribute.
17006 (floathi<mode>2): Disable expander for SSE math.
17007 (*floathi<mode>2_1): New insn insn_and_split pattern.
17008 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17009 corresponding post-reload splitters.
17010 (*floathi<mode>2_i387): New macroized insn pattern.
17011 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17012 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17013 insn_and_split pattern.
17014 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17015 New macroized instruction patterns and corresponding post-reload
17017 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17018 and corresponding post-reload splitters.
17019 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17020 New macroized instruction patterns.
17021 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17022 macroized instruction patterns and corresponding post-reload splitters.
17023 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17024 corresponding post-reload splitters.
17025 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17026 New macroized instruction patterns.
17027 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17028 corresponding post-reload splitters.
17029 (*floatsi<mode>2_i387): New macroized instruction patterns.
17031 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17033 * config/i386/i386.md (smaxmin): New.
17034 (umaxmin): Likewise.
17035 (maxminiprefix): Likewise.
17036 (maxminfprefix): Likewise.
17037 (<code><mode>3): Likewise.
17038 (smin<mode>3): Removed.
17039 (smax<mode>3): Likewise.
17041 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17042 (mmx_<code>v4hi3): Likewise.
17043 (mmx_<code>v8qi3): Likewise.
17044 (mmx_smaxv2sf3): Removed.
17045 (mmx_sminv2sf3): Likewise.
17046 (mmx_umaxv8qi3): Likewise.
17047 (mmx_smaxv4hi3): Likewise.
17048 (mmx_uminv8qi3): Likewise.
17049 (mmx_sminv4hi3): Likewise.
17051 * config/i386/sse.md (<addsub><mode>3): New.
17052 (*<addsub><mode>3): Likewise.
17053 (<sse>_vm<addsub><mode>3): Likewise.
17054 (<maxmin><mode>3): Likewise.
17055 (*<maxmin><mode>3_finite): Likewise.
17056 (*<maxmin><mode>3): Likewise.
17057 (<sse>_vm<maxmin><mode>3): Likewise.
17058 (sse3_h<addsub>v4sf3): Likewise.
17059 (sse3_h<addsub>v2df3): Likewise.
17060 (<maxmin>v16qi3): Likewise.
17061 (*<maxmin>v16qi3): Likewise.
17062 (<maxmin>v8hi3): Likewise.
17063 (*<maxmin>v8hi3): Likewise.
17064 (*sse4_1_<maxmin><mode>3): Likewise.
17065 (*sse4_1_<maxmin><mode>3): Likewise.
17066 (add<mode>3): Removed.
17067 (*add<mode>3): Likewise.
17068 (<sse>_vmadd<mode>3): Likewise.
17069 (sub<mode>3): Likewise.
17070 (*sub<mode>3): Likewise.
17071 (<sse>_vmsub<mode>3): Likewise.
17072 (smin<mode>3): Likewise.
17073 (*smin<mode>3_finite): Likewise.
17074 (*smin<mode>3): Likewise.
17075 (<sse>_vmsmin<mode>3): Likewise.
17076 (smax<mode>3): Likewise.
17077 (*smax<mode>3_finite): Likewise.
17078 (*smax<mode>3): Likewise.
17079 (<sse>_vmsmax<mode>3): Likewise.
17080 (sse3_haddv4sf3): Likewise.
17081 (sse3_haddv2df3): Likewise.
17082 (sse3_hsubv4sf3): Likewise.
17083 (sse3_hsubv2df3): Likewise.
17084 (umaxv16qi3): Likewise.
17085 (*umaxv16qi3): Likewise.
17086 (smaxv8hi3): Likewise.
17087 (*smaxv8hi3): Likewise.
17088 (*sse4_1_smax<mode>3): Likewise.
17089 (*sse4_1_umax<mode>3): Likewise.
17090 (uminv16qi3): Likewise.
17091 (*uminv16qi3): Likewise.
17092 (sminv8hi3): Likewise.
17093 (*sminv8hi3): Likewise.
17094 (*sse4_1_smin<mode>3): Likewise.
17095 (*sse4_1_umin<mode>3): Likewise.
17097 2008-04-01 Rafael Espíndola <espindola@google.com>
17099 * tree-cfg.c (verify_expr): remove in_phi.
17100 (verify_stmt): Don't call walk_tree with verify_expr. Use
17101 is_gimple_min_invariant instead of is_gimple_val.
17103 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17105 * doc/include/gpl_v3.texi: Update for manpage generation.
17106 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17108 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17109 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17110 gpl_v3.texi instead of gpl.texi.
17113 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17116 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17118 2008-04-01 Rafael Espíndola <espindola@google.com>
17120 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17121 (extract_code_and_val_from_cond): Use
17122 extract_code_and_val_from_cond_with_ops.
17124 2008-04-01 Jan Hubicka <jh@suse.cz>
17126 * function.c (free_after_compilation): Free epilogue_delay_list.
17127 (prepare_function_start): Assert that previous compilation was freed.
17129 2008-04-01 Jan Hubicka <jh@suse.cz>
17130 Jim Wilson <wilson@tuliptree.org>
17131 Andreas Tobler <andreast@gcc.gnu.org>
17133 PR middle-end/35781
17134 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17135 rtl.emit instead cfun->emit.
17136 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17137 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17139 2008-04-01 Ben Elliston <bje@au.ibm.com>
17141 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17143 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17145 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17147 (fprofile-use): Add var flag_profile_use
17148 * coverage.c (coverage_begin_output): Do not open a gcno file for
17149 output only if -ftest-coverage is set.
17150 Do not add getpwd() to gcda file path.
17151 (build_gcov_info): Check the new flag
17152 flag_profile_datafile_relative_path.
17153 (coverage_init): Use profile_data_prefix.
17154 Read profile counter only if flag_profile_use is set.
17155 * opts.c (common_handle_option): New option fprofile-use=,
17156 fprofile-dir=, fprofile-generate=.
17157 * toplev.c (profile_data_prefix): New variable definition.
17158 * toplev.h (profile_data_prefix): New declaration.
17159 * doc/invoke.tex (Option Summary, Optimization Options):
17162 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17164 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17165 use tmp consistently.
17168 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17169 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17170 UNSPEC_FR_RECIP_APPROX_RES.
17171 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17173 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17176 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17178 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17180 PR middle-end/30186
17181 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17182 element of the vector via a pointer.
17184 2008-03-31 Ian Lance Taylor <iant@google.com>
17186 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17188 2008-03-31 Jan Hubicka <jh@suse.cz>
17190 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17191 get_arg_pointer_save_area.
17192 * expr.c (init_expr): Just clear out rtl.expr.
17193 * function.c (free_after_compilation): Clear out whole RTL structure.
17194 (get_func_frame_size): Merge into ...
17195 (get_frame_size): ... this one.
17196 (assign_stack_local_1): Merge into ...
17197 (assign_stack_local): ... this one.
17198 (expand_function_end): Update call of get_arg_pointer_save_area.
17199 (get_art_pointer_save_area): Remove cfun argument.
17200 * function.h (emit_status): regno_pointer_align does not need length
17201 attribute. Move x_regno_reg_rtx to ...
17202 (regno_reg_rtx): ... new global array.
17203 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17204 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17205 apply_args_value, forced_labels, stack_pointer_delta):
17207 (struct varasm_status): Move here from varasm.c
17208 (struct rtl_data): New. Move here some fields from struct function.
17209 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17210 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17211 used_temp_slots avail_temp_slots, temp_slot_level,
17212 nonlocal_goto_handler_labels): Update accesstors.
17213 (rtl): New global variable.
17214 (struct function): Move some fileds to rtl_data.
17215 (get_arg_pointer_save_area): Update prototype.
17216 * emit-rtl.c (rtl): Declare.
17217 (regno_reg_rtx): Declare.
17218 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17220 (gen_reg_rtx): Update.
17221 (init_virtual_regs): Do not tate emit_status argument.
17222 (init_emit): Do not allocate emit.
17223 * varasm.c (varasm_statuc): Move to function.h.
17224 (n_deferred_constatns): Update accestor.
17225 (init_varasm_status): Do not allocate varasm_status.
17226 (force_const_mem, get_pool_size, output_constant_pool): Update.
17227 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17228 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17230 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17232 PR rtl-optimization/35729
17233 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17236 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17239 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17240 load/store if memory is unaligned.
17241 (*movti_rex64): Likewise.
17243 * config/i386/predicates.md (misaligned_operand): New.
17245 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17248 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17251 2008-03-31 Jan Beulich <jbeulich@novell.com>
17253 * config/ia64/constraints.md: Add 'j' constraint.
17254 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17255 (movdi_internal): Likewise.
17257 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17260 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17262 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17265 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17266 proper error message for the third argument on blendpd and
17269 * config/i386/sse.md (blendbits): New.
17270 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17272 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17274 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17276 2008-03-30 Richard Guenther <rguenther@suse.de>
17278 PR middle-end/31023
17279 * fold-const.c (fold_sign_changed_comparison): Do leave
17280 conversions to base-types alone.
17282 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17284 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17285 the link register if one altivec register is be saved.
17287 2008-03-30 Ben Elliston <bje@au.ibm.com>
17289 * final.c (final_scan_insn): Remove if (0) code.
17291 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17293 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17295 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17297 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17298 of V4SFmode to ix86_binary_operator_ok.
17300 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17302 * config/i386/i386.c (override_options): Initialize
17303 ix86_veclib_handler to ix86_veclibabi_svml when
17304 -mveclibabi=svml is used.
17305 (ix86_veclibabi_svml): New function for SVML ABI style
17306 vectorization support.
17307 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17309 2008-03-28 Rafael Espíndola <espindola@google.com>
17311 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17312 (tree_binary_nonnegative_warnv_p): Make it public.
17313 (tree_single_nonnegative_warnv_p): Make it public.
17314 (tree_invalid_nonnegative_warnv_p): Make it public.
17315 (tree_unary_nonzero_warnv_p): Make it public.
17316 (tree_binary_nonzero_warnv_p): Make it public
17317 (tree_single_nonzero_warnv_p): Make it public.
17318 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17319 (extract_range_from_binary_expr): Split the expr argument.
17320 (extract_range_from_unary_expr): Split the expr argument.
17321 (extract_range_from_comparison): Split the expr argument.
17322 (extract_range_from_expr): Use the new aux functions.
17323 (vrp_evaluate_conditional_warnv): Use
17324 vrp_evaluate_conditional_warnv_with_ops.
17325 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17326 (tree_binary_nonzero_warnv_p): Declare.
17327 (tree_single_nonzero_warnv_p): Declare.
17328 (tree_expr_nonzero_warnv_p): Declare.
17329 (tree_unary_nonnegative_warnv_p): Declare.
17330 (tree_binary_nonnegative_warnv_p): Declare.
17331 (tree_single_nonnegative_warnv_p): Declare.
17332 (tree_invalid_nonnegative_warnv_p): Declare.
17334 2008-03-28 Richard Guenther <rguenther@suse.de>
17336 PR tree-optimization/30317
17337 PR tree-optimization/30911
17338 PR tree-optimization/34793
17339 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17340 (struct assert_locus_d): New member EXPR.
17341 (register_new_assert_for): Add EXPR parameter to support
17342 ASSERT_EXPR <name, expr OP limit>.
17343 (register_edge_assert_for_1): Adjust callers.
17344 (find_assert_locations): Likewise.
17345 (process_assert_insertions_for): Build condition from expression.
17346 (extract_range_from_assert): Handle ASSERT_EXPRs
17347 of the form ASSERT_EXPR <name, expr OP limit>.
17348 (register_edge_assert_for_2): New helper registering
17349 asserts for comparisons. Recognize range tests of the form
17350 (unsigned)i - CST1 OP CST2.
17351 (register_edge_assert_for_1): Use it.
17352 (register_edge_assert_for): Likewise.
17353 (needs_overflow_infinity): Integer sub-types
17354 do not need overflow infinities.
17355 (vrp_val_is_max): The extreme values of integer sub-types
17356 are those of the base type.
17357 (vrp_val_is_min): Likewise.
17358 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17361 2008-03-28 Nick Clifton <nickc@redhat.com>
17364 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17365 Return GENERAL_REGS for stack adjustment reloads.
17367 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17370 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17371 const_vector when all the vectors are constant.
17373 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17375 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17377 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17378 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17380 (s<code>_sf): Use new scc_sf attribute for opcode names.
17382 2008-03-27 Tom Tromey <tromey@redhat.com>
17384 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17385 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17386 config/spu/t-spu-elf, config/i386/t-interix,
17387 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17388 config/i386/x-darwin, config/i386/x-mingw32,
17389 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17390 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17391 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17392 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17393 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17394 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17395 config/score/t-score-elf, config/arm/t-strongarm-pe,
17396 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17397 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17398 Revert automatic dependency patch.
17400 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17403 * config/i386/i386.c (ix86_function_arg_boundary): Align
17404 decimal floating point to its natural boundary.
17406 2008-03-27 Richard Guenther <rguenther@suse.de>
17408 PR middle-end/35716
17409 * fold-const.c (fold_comparison): Restrict distinct decl
17410 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17411 solely rely on operand_equal_p.
17413 2008-03-27 Richard Guenther <rguenther@suse.de>
17416 * c-common.c (handle_weak_attribute): Reject combination of
17419 2008-03-27 Richard Guenther <rguenther@suse.de>
17421 PR tree-optimization/32810
17422 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17423 conversions from DECL_INITIAL.
17424 (fold_const_aggregate_ref): Likewise from constructor elements.
17426 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17428 * tree-affine.h (aff_combination_expand): Declare.
17429 (get_inner_reference_aff): Likewise.
17430 * tree-affine.c (aff_combination_expand): Split out from
17431 tree_to_aff_combination_expand.
17432 (get_inner_reference_aff): New function.
17433 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17434 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17435 (struct lim_aux_data): sm_done field removed.
17436 (mem_ref_loc_p, mem_ref_locs_p): New types.
17437 (struct mem_ref): Added id, stored, accesses_in_loop,
17438 indep_loop, dep_loop, indep_ref, dep_ref fields.
17439 Removed is_stored, locs and next fields.
17440 (memory_accesses): New variable.
17441 (movement_possibility): Do not allow moving statements
17442 that store to memory.
17443 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17445 (determine_max_movement): For statements with memory references,
17446 find the outermost loop in that the reference is independent.
17447 (move_computations_stmt): Mark the virtual operands for renaming.
17448 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17449 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17450 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17451 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17452 create_vop_ref_mapping, analyze_memory_references,
17453 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17454 get_all_locs_in_loop, ref_always_accessed_p,
17455 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17456 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17457 store_motion_loop, store_motion): New functions.
17458 (struct vop_to_refs_elt): New type.
17459 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17460 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17461 (schedule_sm): Replaced by...
17462 (execute_sm): ... this.
17463 (determine_lsm_ref, hoist_memory_references,
17464 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17465 find_more_ref_vops, free_mem_ref, free_mem_refs,
17466 determine_lsm_loop, determine_lsm): Removed.
17467 (tree_ssa_lim_finalize): Free data structures used by store motion.
17468 (tree_ssa_lim): Call analyze_memory_references. Use
17469 store_motion instead of determine_lsm.
17471 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17473 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17474 rename tmake_file to m68hc11/t-m68hc11.
17475 (mcore): Set inhibit_libc to true.
17476 * config.host (alpha*-dec-*vms*): Set extra_programs.
17477 (interix3*): Don't use host_xmake_file.
17478 * configure.ac: Let config.gcc override inhibit_libc.
17479 * configure: Regenerate.
17481 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17482 * config/t-openbsd-thread: Remove commented out lines.
17484 * config/x-interix: Remove.
17486 * config/m68hc11/t-m68hc11-gas: Rename to...
17487 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17489 * config/mcore/t-mcore: Remove T_CFLAGS.
17490 * config/mcore/t-mcore-pe: Likewise.
17492 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17494 * configure.ac: Replace custom __GNU_SOURCE test with
17495 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17496 * aclocal.m4: Regenerate.
17497 * configure: Regenerate.
17498 * config.in: Regenerate.
17500 2008-03-27 Richard Guenther <rguenther@suse.de>
17502 * fold-const.c (target.h): Include.
17503 (fold_comparison): Fold comparison of addresses of decls
17504 that bind locally or of constants. Consolidate address folding code.
17505 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17506 results from fold_binary_to_constant.
17507 (compare_values_warnv): Likewise.
17509 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17511 PR middle-end/35429
17512 * fold-const.c (fold_truthop): Check for integeral types when folding
17513 a == 0 && b == 0 and a != 0 || b != 0 .
17515 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17517 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17519 2008-03-26 Andreas Schwab <schwab@suse.de>
17521 * doc/invoke.texi: Fix use of @item vs. @itemx.
17523 2008-03-26 Tom Tromey <tromey@redhat.com>
17525 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17526 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17527 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17528 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17529 build/genconstants.o, build/genemit.o, build/genextract.o,
17530 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17531 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17534 2008-03-26 Richard Guenther <rguenther@suse.de>
17537 2008-03-26 Richard Guenther <rguenther@suse.de>
17539 * fold-const.c (target.h): Include.
17540 (fold_comparison): Fold comparison of addresses of two decls
17541 that bind locally. Consolidate address folding code.
17543 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17545 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17546 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17547 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17548 dconstsqrt2, dconstthird, dconste and/or dconst10.
17549 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17550 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17551 dconstsqrt2, dconste): Delete.
17552 (init_emit_once): Likewise. Simplify initializing dconstm1.
17554 * real.c (get_real_const): New.
17555 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17556 dconstsqrt2, dconste): Delete.
17557 (real_value_const, get_real_const): New.
17559 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17561 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17563 * config/i386/i386.c (ix86_function_arg_boundary): Check
17564 BIGGEST_ALIGNMENT instead of 128.
17565 (setup_incoming_varargs_64): Likewise.
17567 2008-03-26 Tom Tromey <tromey@redhat.com>
17569 * Makefile.in (DEPFILES): Add missing '/'.
17571 2008-03-26 Richard Guenther <rguenther@suse.de>
17573 * fold-const.c (target.h): Include.
17574 (fold_comparison): Fold comparison of addresses of two decls
17575 that bind locally. Consolidate address folding code.
17577 2008-03-26 Nick Clifton <nickc@redhat.com>
17580 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17581 not allow INT+INT as a legitimate addressing mode.
17583 2008-03-26 Richard Guenther <rguenther@suse.de>
17585 * tree-flow.h (widen_bitfield): Remove declaration.
17586 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17587 (widen_bitfield): Remove function.
17588 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17591 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17594 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17597 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17599 PR rtl-optimization/35232
17600 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17601 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17602 reg_reloaded_call_part_clobbered here.
17603 (reload_regs_reach_end_p): New function.
17604 (reload_reg_rtx_for_input): New variable.
17605 (reload_reg_rtx_for_output): Likewise.
17606 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17607 when reassigning a pseudo register. Load reloadreg from
17608 reload_reg_rtx_for_input, moving the mode and register
17610 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17611 instead of the original when deciding whether an input reload
17612 would be a no-op or whether an output reload can be deleted.
17613 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17614 when setting up new_spill_reg_store. Load it from
17615 reload_reg_rtx_for_output, moving the mode and register
17617 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17618 instead of the original when deciding whether an output reload
17619 would be a no-op. Do the same when modifying insn notes.
17620 Use rtx_equal_p instead of == to compare the registers.
17621 (inherit_piecemeal_p): Take a mode and two register numbers
17623 (emit_reload_insns): Clear new_spill_reg_store for every hard
17624 register in the reload register. Remove spill registers
17625 from reg_reloaded_valid before considering whether to record
17626 inheritance information for them. Use reload_reg_rtx_for_output
17627 instead of reg_rtx when recording output reloads. Use
17628 reload_reg_rtx_for_input instead of reg_rtx when recording
17629 input reloads. Set or clear reg_reloaded_call_part_clobbered
17630 at the same time as setting reg_reloaded_valid.
17631 (delete_output_reload): Add a new_reload_reg parameter and use it
17632 instead of rld[j].reg_rtx.
17633 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17636 2008-03-25 Tom Tromey <tromey@redhat.com>
17638 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17639 (build/genattr.o): Likewise.
17640 (build/genattrtab.o): Likewise.
17641 (build/gencodes.o): Likewise.
17642 (build/genconfig.o): Likewise.
17643 (build/genconstants.o): Likewise.
17644 (build/genemit.o): Likewise.
17645 (build/genextract.o): Likewise.
17646 (build/genflags.o): Likewise.
17648 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17650 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17651 instead of size_int for integer types.
17652 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17653 to match type of MINUS_EXPR.
17655 2008-03-25 Tom Tromey <tromey@redhat.com>
17657 * configure: Rebuilt.
17658 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17661 2008-03-25 Tom Tromey <tromey@redhat.com>
17663 * config/x-solaris (host-solaris.o): Update.
17664 * config/x-linux (host-linux.o): Update.
17665 * config/x-hpux (host-hpux.o): Update.
17666 * config/x-darwin (host-darwin.o): Update.
17667 * config/v850/t-v850e (v850-c.o): Update.
17668 * config/v850/t-v850 (v850-c.o): Update.
17669 * config/t-vxworks (vxworks.o): Update.
17670 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17671 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17672 * config/spu/t-spu-elf (spu-c.o): Update.
17674 * config/sh/t-symbian (sh-c.o): Update.
17675 (symbian.o): Update.
17676 * config/sh/t-sh (sh-c.o): Update.
17677 * config/score/t-score-elf (score7.o, score3.o): Update.
17678 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17679 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17680 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17681 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17682 (rs6000.o): Remove.
17683 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17684 * config/m32c/t-m32c (m32c-pragma.o): Update.
17685 * config/ia64/t-ia64 (ia64-c.o): Update.
17686 * config/i386/x-mingw32 (host-mingw32.o): Update.
17687 * config/i386/x-i386 (driver-i386.o): Update.
17688 * config/i386/x-darwin (host-i386-darwin.o): Update.
17689 * config/i386/x-cygwin (host-cygwin.o): Update.
17690 * config/i386/t-nwld (nwld.o): Update.
17691 * config/i386/t-netware (netware.o): Update.
17692 * config/i386/t-interix (winnt.o): Update.
17693 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17694 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17695 msformat-c.o): Update.
17696 * config/bfin/t-bfin-linux (generated_files): Add
17697 linux-sysroot-suffix.h.
17698 * config/arm/t-wince-pe (pe.o): Update.
17699 * config/arm/t-strongarm-pe (pe.o): Update.
17700 * config/arm/t-pe (pe.o): Update.
17701 * config/arm/t-arm (arm-c.o): Update.
17702 * doc/install.texi (Prerequisites): Require make 3.80.
17703 * Makefile.in: Remove .o targets.
17704 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17705 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17706 (simple_generated_h, simple_generated_c): Move earlier.
17707 (generated_files): New variable.
17708 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17709 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17710 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17711 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17712 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17713 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17714 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17715 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17716 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17717 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17718 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17719 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17721 (COMPILE.base, COMPILE): New variables.
17722 (%.o): New pattern rule.
17723 (ALL_HOST_OBJS): New variable.
17724 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17725 (dummy-checksum.o, cc1-checksum.o): Remove.
17726 (DRIVER_SHLIB): New variable.
17727 (DRIVER_DEFINES): Use it.
17728 (gencondmd.c): Move out of build/.
17729 (s-conditions): Update.
17730 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17731 (ALL_BUILD_OBJS): Likewise.
17732 (build/%.o): Use BUILDCOMPILE.
17733 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17734 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17735 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17736 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17737 build/genconfig.o, build/genconstants.o, build/genemit.o,
17738 build/genextract.o, build/genflags.o, build/genmddeps.o,
17739 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17740 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17741 build/gen-protos.o, build/scan.o, build/fix-header.o,
17742 build/scan-decls.o): Simplify.
17743 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17744 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17745 prefix.o, toplev.o): Reduce to variable setting.
17746 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17747 ($(out_object_file), gcc-options.o): New targets.
17748 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17749 * configure: Rebuilt.
17750 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17751 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17753 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17755 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17756 complain when we hit an error, return ERROR_MARK_NODE.
17758 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17760 * config/sh/constraints.md (Pso, Psz): New constraints.
17761 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17762 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17764 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17766 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17767 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17769 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17771 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17772 (prefetch_sh2a): New.
17774 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17775 Naveen.H.S <naveen.hs@kpitcummins.com>
17777 * config/sh/constraints.md (I28): New constraint.
17778 * config/sh/sh.c (broken_move): Add support for movi20s.
17779 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17781 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17782 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17783 Naveen.H.S <naveen.hs@kpitcummins.com>
17785 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17786 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17787 (print_operand): Handle resbank in %@ operand code.
17788 (sh_encode_section_info): New.
17789 (push_regs): Add conditions for resbank.
17790 (sh_expand_epilogue): Likewise.
17791 (sh_insert_attributes): Likewise.
17792 (sh_attribute_table): Likewise.
17793 (sh_handle_resbank_handler_attribute): New.
17794 (sh2a_handle_function_vector_handler_attribute): New.
17795 (sh2a_is_function_vector_call): New.
17796 (sh2a_get_function_vector_number): New.
17797 (sh2a_function_vector_p): New.
17798 (sh_cfun_resbank_handler_p): New.
17799 * config/sh/sh.md (calli): Emit jsr/n if possible.
17800 (calli_tbr_rel): New.
17801 (calli_pcrel): Emit jsr/n if possible.
17802 (return_i): Emit rts/n if possible.
17803 (call_valuei_tbr_rel): New.
17804 (call_valuei_pcrel): Add condition for SH2A target.
17805 (call_value): Likewise.
17806 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17807 (sh2a_get_function_vector_number): Likewise.
17808 (sh2a_is_function_vector_call): Likewise.
17809 * doc/extend.texi: Document TBR relative addressing of SH2A.
17810 (resbank): Add description for SH2A.
17812 2008-03-24 Richard Guenther <rguenther@suse.de>
17815 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17816 pointer assignments change conversions according to middle-end rules.
17817 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17818 * configure.ac: Include type checking in yes.
17819 * configure: Regenerate.
17821 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17823 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17824 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17826 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17828 * gthr-vxworks.h (UNUSED): Define.
17830 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17832 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17834 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17836 * doc/extend.texi (Function Attributes): Add missing comma in the
17837 example of the "alloc_size" attribute.
17839 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17842 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17844 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17847 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17850 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17851 of the underlying type of a MS bitfield layout to the natural
17852 alignment of the type.
17854 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17856 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17857 to their natural alignment to avoid store forwarding stalls.
17859 2008-03-22 Richard Guenther <rguenther@suse.de>
17861 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17862 For PHI nodes verify the address is invariant.
17863 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17864 (get_symbol_constant_value): Use is_gimple_min_invariant.
17865 (maybe_fold_stmt_indirect): Likewise.
17867 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17869 PR rtl-optimization/33927
17870 * Makefile.in (dse.o): Depend on $(TM_P_H).
17871 * expr.h (extract_low_bits): Declare.
17872 * expmed.c (extract_low_bits): New function.
17873 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17874 * dse.c: Include tm_p.h.
17875 (find_shift_sequence): Remove the read_reg argument and return the
17876 read value. Emit the instructions instead of returning them.
17877 Iterate on new_mode rather than calculating it each time.
17878 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17879 source to NEW_MODE and extract_low_bits to convert the shifted
17880 value to READ_MODE.
17881 (replace_read): Allow the load and store to have different mode
17882 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17883 or extraction instructions before trying the replacement. Update
17884 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17886 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17888 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17889 to their natural alignment to avoid store forwarding stalls.
17891 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17894 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17895 encouraging but not allowing gprs for input;
17896 change the input constraint to !f#r.
17897 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17899 change the output constraint to !f#r.
17901 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17904 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17905 corresponding post-reload splitters.
17906 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17907 when x87 FP math is selected.
17908 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17909 New function prototype.
17910 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17911 unreachable function to ease macroization of insn patterns.
17913 2008-03-21 Martin Jambor <mjambor@suse.cz>
17915 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17916 reference dumps if ddr is NULL or dependence is unknown.
17918 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17920 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17921 unsigned extension into account.
17922 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17923 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17924 Do computations on a scratch register.
17926 2008-03-21 Richard Guenther <rguenther@suse.de>
17928 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17929 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17930 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17931 * tree-ssa-dom.c (record_equality): Likewise.
17932 * tree-inline.c (copy_body_r): Likewise.
17933 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17936 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17938 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17939 as 'delete_unused' argument.
17941 2008-03-20 Richard Guenther <rguenther@suse.de>
17943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17944 special casing of constant qualifiers.
17945 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17946 care about them in general.
17947 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17948 regardless of their type.
17949 (fold_stmt_r): Forcefully fold *& if we end up with that.
17951 2008-03-20 Paul Brook <paul@codesourcery.com>
17953 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17954 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17956 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17958 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17959 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17961 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17963 * common.opt (Wmudflap): New option.
17964 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17965 (mx_register_decls): Likewise.
17966 (mudflap_finish_file): Likewise.
17967 * doc/invoke.texi: Document -Wno-mudflap.
17969 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17971 * c-format.c (replace_format_name_to_system_name): New.
17972 (cmp_attribs): New.
17973 (convert_format_name_to_system_name): New.
17974 (decode_format_attr): Add use of convert_format_name_to_system_name.
17975 (format_types_orig): Add gnu_ prefix to names.
17976 (check_format_info_main): Special treating of \0 escaped names for
17977 supporting multi-character format specifiers as I32, I64.
17978 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17979 (gnu_target_overrides_format_attributes): New.
17980 * c-format.h: Add structure target_ovr_attr to hold
17981 system specific formatter names.
17982 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17983 msformat-c.o file to c_target_objs and cxx_target_objs.
17984 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17985 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17986 (TARGET_N_FORMAT_TYPES): New.
17987 * config/i386/msformat-c.c: New.
17988 * config/i386/t-cygming: Add build rule for msformat-c.o.
17989 * doc/extend.texi: Add new format names gnu_* and ms_* and
17991 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17993 2008-03-20 Ira Rosen <irar@il.ibm.com>
17995 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17996 optimizations turned on under -O3.
17997 (ftree-vectorize): Add that the flag is turned on with -O3.
17999 2008-03-20 Ben Elliston <bje@au.ibm.com>
18001 * regmove.c (try_auto_increment): Fix spelling error in comment.
18002 * final.c (final_scan_insn): Likewise.
18004 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18007 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18008 allocator preferences for "y" and "r" class registers.
18009 ("*mov<mode>_internal"): Ditto.
18010 ("*movv2sf_internal_rex64"): Ditto.
18011 ("*movv2sf_internal"): Ditto.
18013 2008-03-19 Michael Matz <matz@suse.de>
18015 PR middle-end/35616
18016 * calls.c (expand_call): Check overlap of arguments with call
18017 address for sibcalls.
18019 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18022 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18023 of the underlying type of a MS bitfield layout to the natural
18024 alignment of the type.
18026 2008-03-19 Jan Hubicka <jh@suse.cz>
18029 * toplev.c (decode_d_option): Handle all CPP flags.
18030 * tree-vrp.c: Update tree_pass descriptors.
18031 * regrename.c: Update tree_pass descriptors.
18032 * fwprop.c: Update tree_pass descriptors.
18033 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18034 * tree-into-ssa.c: Update tree_pass descriptors.
18035 * tree-dump.c: Update tree_pass descriptors.
18036 * tree-complex.c: Update tree_pass descriptors.
18037 * tree-dump.h: Update tree_pass descriptors.
18038 * see.c: Update tree_pass descriptors.
18039 * cgraphbuild.c: Update tree_pass descriptors.
18040 * tracer.c: Update tree_pass descriptors.
18041 * tree-loop-distribution.c: Update tree_pass descriptors.
18042 * cgraph.c: Update tree_pass descriptors.
18043 * postreload-gcse.c: Update tree_pass descriptors.
18044 * postreload.c: Update tree_pass descriptors.
18045 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18046 * tree-tailcall.c: Update tree_pass descriptors.
18047 * tree-pass.h (tree_opt_pass): Rename to ...
18048 (opt_pass) ... this one; add "type" field and remove letter field.
18049 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18050 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18051 all_lowering_passes): Update declaration.
18052 * ipa-cp.c: Update tree_pass descriptors.
18053 * final.c: Update tree_pass descriptors.
18054 * omp-low.c: Update tree_pass descriptors.
18055 * tree-ssa-dse.c: Update tree_pass descriptors.
18056 * ipa-reference.c: Update tree_pass descriptors.
18057 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18058 * auto-inc-dec.c: Update tree_pass descriptors.
18059 * reorg.c: Update tree_pass descriptors.
18060 * cgraphunit.c: Update tree_pass descriptors.
18061 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18062 * tree-ssa-ccp.c: Update tree_pass descriptors.
18063 * df-core.c: Update tree_pass descriptors.
18064 * mode-switching.c: Update tree_pass descriptors.
18065 * tree-nomudflap.c: Update tree_pass descriptors.
18066 * modulo-sched.c: Update tree_pass descriptors.
18067 * ipa-pure-const.c: Update tree_pass descriptors.
18068 * cse.c: Update tree_pass descriptors.
18069 * web.c: Update tree_pass descriptors.
18070 * tree-stdarg.c: Update tree_pass descriptors.
18071 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18072 * tree-ssa-dom.c: Update tree_pass descriptors.
18073 * tree-nrv.c: Update tree_pass descriptors.
18074 * tree-ssa-alias.c: Update tree_pass descriptors.
18075 * loop-init.c: Update tree_pass descriptors.
18076 * gimple-low.c: Update tree_pass descriptors.
18077 * ipa-inline.c: Update tree_pass descriptors.
18078 * tree-ssa-sink.c: Update tree_pass descriptors.
18079 * global.c: Update tree_pass descriptors.
18080 * ifcvt.c: Update tree_pass descriptors.
18081 * jump.c: Update tree_pass descriptors.
18082 * predict.c: Update tree_pass descriptors.
18083 * tree-ssa-loop.c: Update tree_pass descriptors.
18084 * recog.c: Update tree_pass descriptors.
18085 * dse.c: Update tree_pass descriptors.
18086 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18087 * tree-eh.c: Update tree_pass descriptors.
18088 * regmove.c: Update tree_pass descriptors.
18090 * function.c: Update tree_pass descriptors.
18091 * tree-vectorizer.c: Update tree_pass descriptors.
18092 * gcse.c: Update tree_pass descriptors.
18093 * ipa-type-escape.c: Update tree_pass descriptors.
18094 * tree-if-conv.c: Update tree_pass descriptors.
18095 * init-regs.c: Update tree_pass descriptors.
18096 * ipa.c: Update tree_pass descriptors.
18097 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18098 * rtl-factoring.c: Update tree_pass descriptors.
18099 * lower-subreg.c: Update tree_pass descriptors.
18100 * bt-load.c: Update tree_pass descriptors.
18101 * tree-dfa.c: Update tree_pass descriptors.
18102 * except.c: Update tree_pass descriptors.
18103 * emit-rtl.c: Update tree_pass descriptors.
18104 * cfgexpand.c: Update tree_pass descriptors.
18105 * tree-cfgcleanup.c: Update tree_pass descriptors.
18106 * cfgcleanup.c: Update tree_pass descriptors.
18107 * tree-ssa-pre.c: Update tree_pass descriptors.
18108 * tree-sra.c: Update tree_pass descriptors.
18109 * tree-mudflap.c: Update tree_pass descriptors.
18110 * tree-ssa-copy.c: Update tree_pass descriptors.
18111 * cfglayout.c: Update tree_pass descriptors.
18112 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18113 * tree-ssa-dce.c: Update tree_pass descriptors.
18114 * tree-ssa.c: Update tree_pass descriptors.
18115 * regclass.c: Update tree_pass descriptors.
18116 * integrate.c: Update tree_pass descriptors.
18117 * tree-optimize.c: Update tree_pass descriptors.
18118 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18119 * tree-object-size.c: Update tree_pass descriptors.
18120 * combine.c: Update tree_pass descriptors.
18121 * tree-outof-ssa.c: Update tree_pass descriptors.
18122 * bb-reorder.c: Update tree_pass descriptors.
18123 * stack-ptr-mod.c: Update tree_pass descriptors.
18124 * var-tracking.c: Update tree_pass descriptors.
18125 * tree-profile.c: Update tree_pass descriptors.
18126 * tree-vect-generic.c: Update tree_pass descriptors.
18127 * reg-stack.c: Update tree_pass descriptors.
18128 * sched-rgn.c: Update tree_pass descriptors.
18129 * tree-ssa-structalias.c: Update tree_pass descriptors.
18130 * tree-cfg.c: Update tree_pass descriptors.
18131 * passes.c (current_pass): Update declaration.
18132 (finish_optimization_passes): Update.
18133 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18134 (register_one_dump_file, register_dump_files_1, next_pass_1):
18136 (init_optimization_passes): Update handling of new types.
18137 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18138 * ipa-struct-reorg.c: Update tree_pass descriptors.
18139 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18140 * combine-stack-adj.c: Update tree_pass descriptors.
18141 * cfgrtl.c: Update tree_pass descriptors.
18142 * dce.c: Update tree_pass descriptors.
18143 * tree-ssanames.c: Update tree_pass descriptors.
18145 2008-03-19 Richard Guenther <rguenther@suse.de>
18147 PR middle-end/35609
18148 * tree-ssa.c (walk_data): New structure.
18149 (warn_uninitialized_var): If not always_executed warn with "maybe"
18151 (execute_early_warn_uninitialized): Compute post-dominators.
18152 Initialize always_executed before processing each basic block.
18154 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18157 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18158 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18160 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18162 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18164 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18166 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18168 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18169 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18170 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18171 target after ignore has been set, and move there also the commputation
18172 of subtarget and original_target.
18173 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18174 (LANG_HOOKS_INITIALIZER): Remove it.
18175 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18177 2008-03-18 Richard Guenther <rguenther@suse.de>
18179 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18180 found an expression with constants, note that in the VN for the lhs.
18181 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18182 fold them to constants if possible. Run cleanup_cfg if done so.
18183 (execute_pre): Return todo.
18184 (do_pre): Likewise.
18185 (execute_fre): Likewise.
18186 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18188 (get_prop_source_stmt): Look through pointer conversions.
18190 2008-03-18 Jan Hubicka <jh@suse.cz>
18192 * tree-pretty-print.c: Include predict.h.
18193 (dump_generic_node): Dump predictor.
18194 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18195 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18196 * gimple-low.c (lower_stmt): Likewise.
18197 * expr.c (expand_expr_real): Likewise.
18198 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18200 (build_predict_expr, build_predict_expr): New.
18201 * predict.h (predictor_name, build_predict_expr): Update.
18202 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18203 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18204 * predict.def (PRED_CONTINUE): Update hitrate.
18205 * tree.def (PREDICT_EXPR): Define.
18206 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18207 do not handle BIND_EXPR.
18208 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18209 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18210 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18213 2008-03-18 Michael Matz <matz@suse.de>
18215 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18217 2008-03-18 Richard Guenther <rguenther@suse.de>
18219 * tree-gimple.h (is_gimple_invariant_address): Declare.
18220 (is_gimple_constant): Likewise.
18221 * tree-gimple.c (is_gimple_constant): New function.
18222 (is_gimple_invariant_address): Likewise.
18223 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18224 and is_gimple_invariant_address.
18225 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18227 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18228 an addressable base.
18230 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18232 PR middle-end/35611
18233 * gimplify.c (gimplify_expr): Gimplify second operand of
18236 2008-03-17 Richard Guenther <rguenther@suse.de>
18238 PR tree-optimization/19637
18239 * fold-const.c (fold_unary): Remove restrictions of removing
18240 intermediate pointer-conversions (P2)(P1)P0.
18241 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18242 conversion to void pointer.
18243 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18245 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18248 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18249 emulated thread local variables.
18251 2008-03-16 Richard Guenther <rguenther@suse.de>
18253 PR middle-end/35607
18254 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18255 expand TREE_INVARIANT operations that are not gimple invariant.
18257 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18259 * doc/extend.texi (Alignment): Say that the ABI controls
18260 the __alignof__ for non-strict-alignment targets rather
18261 than being a recommendation.
18263 2008-03-15 Paul Brook <paul@codesourcery.com>
18265 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18267 (arm_output_fn_unwind): Mark functions that can not be unwound.
18269 2008-03-15 Paul Brook <paul@codesourcery.com>
18271 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18272 extension instructions.
18274 2008-03-15 Richard Guenther <rguenther@suse.de>
18276 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18277 and fold constant aggregate refs.
18278 (fold_const_aggregate_ref): Handle string constants
18279 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18280 (evaluate_stmt): Simplify now that ccp_fold folds constant
18283 2008-03-15 Paul Brook <paul@codesourcery.com>
18285 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18286 (extzv): Use gen_extzv_t2.
18287 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18289 2008-03-15 Richard Guenther <rguenther@suse.de>
18291 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18292 (fold_const_aggregate_ref): Likewise.
18293 (get_value): Return NULL if we don't have any values.
18294 (ccp_finalize): Set const_val to NULL after freeing it.
18295 * tree-flow.h (get_symbol_constant_value): Declare.
18296 (fold_const_aggregate_ref): Likewise.
18297 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18299 2008-03-15 Richard Guenther <rguenther@suse.de>
18301 PR middle-end/35593
18302 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18303 to not produce negative array indices if not allowed. Add
18304 parameter to indicate that.
18305 (maybe_fold_offset_to_component_ref): Allow negative array
18306 indices only for the first member of a structure.
18307 (maybe_fold_offset_to_reference): Allow negative array indices.
18308 (maybe_fold_stmt_addition): Likewise.
18310 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18311 Anatoly Sokolov <aesok@post.ru>
18313 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18314 (avr_arch): Add ARCH_AVR6.
18315 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18316 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18317 instead of fixed value 2.
18318 (print_operand_address): Use gs() asm specifier instead of pm().
18319 (avr_assemble_integer): (Ditto.).
18320 (avr_output_addr_vec_elt): (Ditto.).
18321 (print_operand): Handle "!" code.
18322 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18323 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18324 (AVR_HAVE_EIJMP_EICALL): Define.
18325 (AVR_3_BYTE_PC): Redefine.
18326 (AVR_2_BYTE_PC): (Ditto.).
18327 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18328 (LINK_SPEC): Add atmega2560 and atmega2561.
18329 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18331 * config/avr/avr.md (call_insn): Use eicall instead of icall
18332 for 3 byte PC devices.
18333 (call_value_insn): (Ditto.).
18334 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18335 (indirect_jump): Use only for for 2 byte PC devices.
18336 (*tablejump): (Ditto.).
18337 (*indirect_jump_avr6): Add insn.
18338 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18339 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18340 instead of ijmp for 3 byte PC devices.
18341 (__tablejump2__): (Ditto.).
18342 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18343 (MULITLIB_DIRNAMES): (Ditto.).
18344 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18346 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18348 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18349 "sse2_umulsidi3". Use V1DI mode for operand 0.
18350 ("mmx_psadbw"): Use V1DI mode for operand 0.
18351 * config/i386/i386-modes.def (V1SI): New vector mode.
18352 * config/i386/i386.c (struct builtin_description)
18353 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18354 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18355 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18356 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18357 v1di_ftype_v8qi_v8qi type.
18358 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18360 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18361 __builtin_ia32_pmuludq]: Fix the mode of return value.
18363 2008-03-15 Richard Guenther <rguenther@suse.de>
18365 PR middle-end/35595
18366 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18369 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18371 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18372 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18373 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18374 unless TARGET_SERIALIZE_VOLATILE is enabled.
18375 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18376 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18377 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18379 2008-03-14 Richard Guenther <rguenther@suse.de>
18381 PR tree-optimization/34172
18382 * tree-flow.h (refs_may_alias_p): Declare.
18383 (get_single_def_stmt): Likewise.
18384 (get_single_def_stmt_from_phi): Likewise.
18385 (get_single_def_stmt_with_phi): Likewise.
18386 * tree-dfa.c (refs_may_alias_p): New function.
18387 (get_single_def_stmt): Likewise.
18388 (get_single_def_stmt_from_phi): Likewise.
18389 (get_single_def_stmt_with_phi): Likewise.
18390 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18391 (vn_reference_lookup_1): New helper function.
18392 (vn_reference_lookup): Walk the virtual use-def chain to
18393 continue searching for a match if the def does not alias the
18394 reference we are looking for.
18396 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18398 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18399 archive and Perzl. Update The Written Word listing.
18401 2008-03-14 Richard Guenther <rguenther@suse.de>
18403 PR tree-optimization/34043
18404 PR tree-optimization/33989
18405 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18407 (bitmap_find_leader): Use extra argument to verify dominance
18408 relationship inside a basic-block.
18409 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18410 (find_leader_in_sets): Adjust.
18411 (create_component_ref_by_pieces): Take extra argument for
18412 dominance check, handle lookup failures.
18413 (find_or_generate_expression): Likewise.
18414 (create_expression_by_pieces): Likewise.
18415 (insert_into_preds_of_block): Adjust.
18416 (create_value_expr_from): If asked for, verify all operands
18417 are in the blocks AVAIL_OUT set.
18418 (make_values_for_stmt): Check for SSA_NAMEs that are life
18419 over an abnormal edge.
18420 (compute_avail): Remove such check.
18421 (do_SCCVN_insertion): New function.
18422 (eliminate): If we do not find a leader suitable for replacement
18423 insert a replacement expression from SCCVN if available.
18424 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18425 (struct vn_ssa_aux): Add needs_insertion flag.
18426 * tree-ssa-sccvn.c (may_insert): New global flag.
18427 (copy_reference_ops_from_ref): Value-number union member access
18428 based on its size, not type and member if insertion is allowed.
18429 (visit_reference_op_load): For a weak match from union type
18430 punning lookup a view-converted value and insert a SSA_NAME
18431 for that value if that is not found.
18432 (visit_use): Make dumps shorter. Do not disallow value numbering
18433 SSA_NAMEs that are life over an abnormal edge to constants.
18434 (free_scc_vn): Release inserted SSA_NAMEs.
18435 (run_scc_vn): New flag to specify whether insertion is allowed.
18436 Process SSA_NAMEs in forward order.
18437 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18438 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18439 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18440 pointer type to/from integral types that do not change the
18441 precision to regular conversions.
18443 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18445 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18446 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18447 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18448 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18449 input arguments and the mode of return value. Built-in functions
18450 that operate on whole 64-bit MMX register now use V1DI mode.
18452 2008-03-13 Alon Dayan <alond@il.ibm.com>
18453 Olga Golovanevsky <olga@il.ibm.com>
18455 PR tree-optimization/35041
18456 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18457 to locate the right position in a statement.
18459 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18463 * config/i386/xmmintrin.h: Change all static inline functions to
18464 extern inline and add __gnu_inline__ attribute.
18465 * config/i386/bmintrin.h: Ditto.
18466 * config/i386/smmintrin.h: Ditto.
18467 * config/i386/tmmintrin.h: Ditto.
18468 * config/i386/mmintrin-common.h: Ditto.
18469 * config/i386/ammintrin.h: Ditto.
18470 * config/i386/emmintrin.h: Ditto.
18471 * config/i386/pmmintrin.h: Ditto.
18472 * config/i386/mmintrin.h: Ditto.
18473 * config/i386/mm3dnow.h: Ditto.
18475 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18477 PR middle-end/35185
18478 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18479 (lower_omp_2): New function.
18480 (lower_omp_1, lower_omp): Rewritten.
18482 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18485 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18486 with the phrase "Microsoft Windows compilers".
18487 (Push/Pop Macro Pragmas): New subsection. Document
18488 #pragma push_macro and pragma pop_macro.
18490 2008-03-12 Paul Brook <paul@codesourcery.com>
18492 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18494 2008-03-12 Paul Brook <paul@codesourcery.com>
18496 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18497 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18498 (thumb2_addsi_shortim): Rename ...
18499 (thumb2_addsi_short): ... to this. Allow register operands.
18500 (thumb2_subsi_short): New pattern.
18501 (thumb2_one_cmplsi2_short,
18502 thumb2_negsi2_short): New patterns and peepholes.
18504 2008-03-12 Paul Brook <paul@codesourcery.com>
18506 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18508 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18510 * config/i386/i386.md (int_cond): New code iterator.
18512 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18513 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18514 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18515 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18516 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18517 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18518 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18519 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18521 2008-03-12 Paul Brook <paul@codesourcery.com>
18523 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18524 instead of {arm,thumb}_compute_save_reg_mask.
18525 (output_return_instruction): Ditto.
18526 (thumb_unexpanded_epilogue): Ditto.
18527 (thumb1_expand_prologue): Ditto.
18528 (thumb1_output_function_prologue): Ditto.
18529 (arm_set_return_address): Ditto.
18530 (thumb_set_return_address): Ditto.
18531 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18532 regs to achieve stack alignment.
18533 (thumb1_compute_save_reg_mask): Fix compiler warning.
18534 (arm_output_epilogue): Use offsets->saved_regs_mask.
18535 Adjust stack pointer by poping call clobered registers.
18536 (arm_expand_prologue): Use offsets->saved_regs_mask.
18537 Adjust stack pointer by pushing extra registers.
18538 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18540 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18543 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18544 conversion to the operands of a multiplication.
18546 2008-03-12 Richard Guenther <rguenther@suse.de>
18548 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18549 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18550 * timevar.def (TV_TREE_PHIPROP): Add.
18551 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18552 pass description. Use TV_TREE_PHIPROP.
18553 * tree-ssa-forwprop.c: Remove phiprop code.
18555 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18557 PR middle-end/35549
18558 * omp-low.c (maybe_lookup_decl): Constify first argument.
18559 (use_pointer_for_field): Change last argument from bool to
18560 omp_context *. Disallow shared copy-in/out in nested
18561 parallel if decl is shared in outer parallel too.
18562 (build_outer_var_ref, scan_sharing_clauses,
18563 lower_rec_input_clauses, lower_copyprivate_clauses,
18564 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18566 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18567 Ira Rosen <irar@il.ibm.com>
18569 * tree-vectorizer.c (free_stmt_vec_info): New function.
18570 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18571 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18572 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18573 * tree-vect-transform.c (vectorizable_conversion): Free
18574 vec_oprnds0 if it was allocated.
18575 (vect_permute_store_chain): Remove unused VECs.
18576 (vectorizable_store): Free VECs that are allocated in the..
18578 (vect_transform_strided_load, vectorizable_load): Likewise.
18579 (vect_remove_stores): Simplify the code.
18580 (vect_transform_loop): Move code to vect_remove_stores().
18581 Call vect_remove_stores() and free_stmt_vec_info().
18583 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18585 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18586 TARGET_HPUX. Revise comment.
18587 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18588 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18589 Use sr4 variant of `be' instruction when not generating PIC code.
18590 (attr_length_call): Adjust for above change.
18592 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18594 * ipa-reference.c (static_execute): Remove module_statics_const and
18595 associated setting code.
18597 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18600 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18601 predicate for operand 1.
18602 (paritysi2_cmp): Use register_operand predicate for operand 2.
18603 Use earlyclobber modifier for operand 1. Remove support for
18605 (paritydi2_cmp): Use register_operand predicate for operand 3.
18606 Use earlyclobber modifier for operand 1. Remove support for
18609 2008-03-11 Paul Brook <paul@codesourcery.com>
18610 Vladimir Prus <vladimir@codesourcery.com>
18612 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18613 (arm_compute_save_reg0_reg12_mask): Always
18614 check if register 11 must be saved. Always safe hard frame pointer
18615 when frame_pointer_needeed.
18616 (arm_compute_save_reg_mask): Save IP and PC
18617 only with apcs frames.
18618 (arm_output_epilogue): Adjust Thumb2 codepath to
18619 be also invoked and work for ARM non-apcs frames.
18620 (arm_expand_prologue): Don't bother saving IP
18621 for non-apcs frame, since it's not clobbered by
18622 prologue code. Implement non-apcs frame
18625 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18627 PR rtl-optimization/35281
18628 * expr.c (convert_move): Use a new pseudo for the intermediate
18629 from_mode->word_mode result.
18631 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18633 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18634 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18635 * toplev.c (compile_file): Don't call it.
18637 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18639 PR middle-end/35526
18640 * expr.c (store_expr): Call emit_block_move if the mode
18641 of "temp" RTX is BLKmode.
18643 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18644 Richard Guenther <rguenther@suse.de>
18646 PR tree-optimization/31358
18647 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18648 the step with a NULL_TREE.
18649 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18650 to sizetype if type is a pointer type.
18651 (add_candidate_1): Don't convert the base and step to
18652 the generic type if the orginal type is a pointer type.
18653 (add_iv_value_candidates): Use sizetype for the step
18654 if type is a pointer type.
18655 (cand_value_at): Likewise.
18656 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18658 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18659 Don't convert the tem affine to the type.
18660 (add_elt_to_tree): Use sizetype for the step if a pointer.
18661 Use POINTER_PLUS_EXPR for pointers.
18662 (aff_combination_to_tree): Use sizetype for the step if a
18665 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18667 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18668 Remove commutativity hint.
18670 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18674 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18675 errorneous type. Check that v is a VAR_DECL.
18677 PR middle-end/35099
18678 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18680 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18682 PR tree-optimization/35494
18683 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18684 may be overriden at link and run time.
18686 2008-03-10 Richard Guenther <rguenther@suse.de>
18688 PR tree-optimization/34677
18689 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18690 (poolify_tree): Likewise.
18691 (modify_expr_template): Likewise.
18692 (poolify_modify_stmt): Likewise.
18693 (insert_fake_stores): Handle all component-ref style stores
18694 in addition to INDIRECT_REF. Also handle complex types.
18695 Do not poolify the inserted load.
18696 (realify_fake_stores): Do not rebuild the tree but only
18697 make it a SSA_NAME copy.
18698 (init_pre): Remove initialzation of modify_expr_template.
18699 Do not allocate modify_expr_node_pool.
18700 (fini_pre): Do not free modify_expr_node_pool.
18702 2008-03-10 Paul Brook <paul@codesourcery.com>
18704 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18705 to avoid conflicts.
18707 2008-03-10 Paul Brook <paul@codesourcery.com>
18708 Mark Shinwell <shinwell@codesourcery.com>
18710 * config/arm/cortex-r4.md: New.
18711 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18713 * config/arm/arm.md: Include cortex-r4.md.
18714 (insn): Add smmls, sdiv and udiv values.
18715 (generic_sched): Don't use generic scheduling for Cortex-R4.
18716 (arm_issue_rate): New function.
18717 (TARGET_SCHED_ISSUE_RATE): Define.
18719 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18721 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18723 2008-03-10 Richard Guenther <rguenther@suse.de>
18725 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18726 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18728 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18730 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18731 Set default to true.
18733 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18735 * c.opt (Wsynth): Deprecate.
18736 * doc/invoke.texi (Option Summary, Warning Options): Document
18737 -Wno-format-contains-nul.
18739 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18742 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18743 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18745 2008-03-09 Ira Rosen <irar@il.ibm.com>
18747 * config/rs6000/rs6000.c (builtin_description): Rename vector
18748 left shift operations.
18749 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18750 (altivec_vsl<VI_char>): Rename to ...
18751 (ashl<mode>3): ... new name.
18752 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18754 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18756 2008-03-08 Richard Guenther <rguenther@suse.de>
18758 * coverage.h (tree_coverage_counter_addr): Declare.
18759 * coverage.c (tree_coverage_counter_addr): New function.
18760 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18761 before using again.
18762 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18763 (tree_gen_one_value_profiler): Likewise.
18764 (tree_gen_ic_profiler): Likewise.
18765 (tree_gen_average_profiler): Likewise.
18766 (tree_gen_ior_profiler): Likewise.
18768 2008-03-08 Richard Guenther <rguenther@suse.de>
18770 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18771 (vn_binary_op_insert): Likewise.
18772 (vn_unary_op_lookup): Likewise.
18773 (vn_unary_op_insert): Likewise.
18774 (vn_nary_op_lookup): Declare.
18775 (vn_nary_op_insert): Likewise.
18776 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18777 and binary hashes, use a single obstack for unary_op_pool
18778 and binary_op_pool.
18779 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18780 a single struct vn_nary_op_s. Store tree code length and
18781 a variable number of operands.
18782 (struct vn_reference_op_struct): Remove unused op2.
18783 (vn_reference_op_eq): Do not compare op2.
18784 (vn_reference_op_compute_hash): Do not compute hash of op2.
18785 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18786 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18787 with vn_nary_op_compute_hash.
18788 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18789 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18791 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18793 (visit_unary_op): Call nary functions.
18794 (visit_binary_op): Likewise.
18795 (process_scc): Adjust for struct vn_tables_s changes.
18796 (allocate_vn_table): Likewise.
18797 (free_vn_table): Likewise.
18798 * tree-vn.c (vn_add): Call nary functions.
18799 (vn_lookup): Likewise.
18801 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18804 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18805 wdst back after sync_compare_and_swapqhi_internal.
18807 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18810 * config/i386/i386-modes.def (V1DI): New vector mode.
18811 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18812 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18813 (MMXMODE248): Ditto.
18814 (MMXMODE): Add V1DI mode.
18815 (mmxvecsize): Change DI mode to V1DI mode.
18816 ("mov<mode>): Use MMXMODEI8 mode iterator.
18817 ("*mov<mode>_internal_rex64"): Ditto.
18818 ("*mov<mode>_internal"): Ditto.
18819 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18820 ("mmx_sub<mode>3"): Ditto.
18821 ("mmx_adddi3"): Remove insn pattern.
18822 ("mmx_subdi3"): Ditto.
18823 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18824 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18825 ("mmx_ashl<mode>3"): Ditto.
18826 ("mmx_lshrdi3"): Remove insn pattern.
18827 ("mmx_ashldi3"): Ditto.
18828 * config/i386/i386.c (classify_argument): Handle V1DImode.
18829 (function_arg_advance_32): Ditto.
18830 (function_arg_32): Ditto.
18831 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18832 mmx_addv1di3 insn pattern.
18833 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18834 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18835 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18836 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18837 Remove definitions of built-in functions.
18838 (V1DI_type_node): New node.
18839 (v1di_ftype_v1di_int): Ditto.
18840 (v1di_ftype_v1di_v1di): Ditto.
18841 (v2si_ftype_v2si_si): Ditto.
18842 (v4hi_ftype_v4hi_di): Remove node.
18843 (v2si_ftype_v2si_di): Ditto.
18844 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18845 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18846 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18847 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18848 Add new builtins using def_builtin_const.
18849 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18850 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18851 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18852 * config/i386/mmintrin.h (__v1di): New typedef.
18853 (_mm_add_si64): Cast arguments to __v1di type.
18854 (_mm_sub_si64): Ditto.
18855 (_mm_sll_pi16): Cast __count to __v4hi type.
18856 (_mm_sll_pi32): Cast __count to __v2si type.
18857 (_mm_sll_si64): Cast arguments to __v1di type.
18858 (_mm_srl_pi16): Cast __count to __v4hi type.
18859 (_mm_srl_pi32): Cast __count to __v2si type.
18860 (_mm_srl_si64): Cast arguments to __v1di type.
18861 (_mm_sra_pi16): Cast __count to __v4hi type.
18862 (_mm_sra_pi32): Cast __count to __v2si type.
18863 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18864 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18865 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18866 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18867 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18868 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18869 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18870 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18871 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18872 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18873 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18874 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18876 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18878 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18880 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18883 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18884 reg+const addressing for Altivec modes. Don't generate reg+reg
18885 addressing for TFmode or TDmode quantities.
18887 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18889 * c-common.c (vector_types_convertible_p): Call langhook
18890 instead of comptypes.
18892 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18895 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18896 integral and scalar float variables which have a
18899 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18901 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18902 dwarf_register_span hook when emitting unwind information for
18903 register-to-memory saves.
18904 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18905 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18907 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18909 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18910 for the same VAR_DECL.
18912 2008-03-06 Tom Tromey <tromey@redhat.com>
18914 * treelang: Delete.
18915 * doc/standards.texi (Standards): Don't mention treelang.
18916 * doc/invoke.texi (Overall Options): Don't mention treelang.
18917 * doc/install.texi (Prerequisites): Don't mention bison or
18919 (Configuration): Don't mention treelang.
18920 (Building): Likewise.
18921 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18923 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18925 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18926 word-extractions out of a multi-word object.
18928 2008-03-06 Richard Guenther <rguenther@suse.de>
18930 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18931 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18932 result type and precision.
18933 * expr.c (get_inner_reference): Set unsignedp based on the result
18934 type of BIT_FIELD_REF.
18935 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18936 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18937 (try_instantiate_multiple_fields): Likewise. Use the correct type
18939 (sra_build_assignment): Likewise.
18940 (sra_build_elt_assignment): Likewise.
18941 (sra_explode_bitfield_assignment): Likewise.
18942 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18943 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18944 set BIT_FIELD_REF_UNSIGNED.
18945 (vectorizable_load): Likewise.
18947 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18949 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18952 2008-03-06 Richard Guenther <rguenther@suse.de>
18954 * alias.c (struct alias_set_entry): Move has_zero_child field
18955 to pack with alias_set.
18957 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18959 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18962 2008-03-05 Ian Lance Taylor <iant@google.com>
18964 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18966 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18968 * fwprop.c (update_df): Support width and offset parameters of
18970 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18971 global_conflicts): Change DF_REF_EXTRACT to either
18972 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18973 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18974 * df-scan.c (df_ref_record, df_defs_record,
18975 df_ref_create_structure, df_def_record_1, df_uses_record,
18976 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18977 df_bb_refs_collect, df_entry_block_defs_collect,
18978 df_exit_block_uses_collect): Support new width and offset fields.
18979 (ref_extract_pool): New storage pool.
18980 (df_free_ref): New function.
18981 (df_reg_chain_unlink, df_free_collection_rec,
18982 df_sort_and_compress_refs): Call df_free_ref.
18983 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18985 (df_ref_create_structure): Allocate df_ref_extract if offset and
18986 width fields are used.
18987 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18988 (df_uses_record): Get offset and width from ZERO_EXTRACT
18990 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18991 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18992 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18993 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18994 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18995 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18996 (df_ref_extract): New structure.
18997 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18998 (df_ref_create): Add width and offset parameters.
19000 2008-03-05 Richard Guenther <rguenther@suse.de>
19002 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19003 Use ranges_overlap_p.
19004 (offset_overlaps_with_access): Rename
19005 to ranges_overlap_p and move ...
19006 * tree-flow-inline.h (ranges_overlap_p): ... here.
19008 * tree.h (get_inner_reference, handled_component_p): Update
19011 * tree.h (record_component_aliases, get_alias_set,
19012 alias_sets_conflict_p, alias_sets_must_conflict_p,
19013 objects_must_conflict_p): Move declarations ...
19014 * alias.h (record_component_aliases, get_alias_set,
19015 alias_sets_conflict_p, alias_sets_must_conflict_p,
19016 objects_must_conflict_p): ... here.
19017 Include coretypes.h.
19018 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19020 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19022 * cfg.c: Include tree-flow.h.
19023 (remove_edge_raw): Call redirect_edge_var_map_clear.
19024 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19025 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19026 (redirect_edge_var_map_result): New.
19027 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19028 PENDING_STMT use with redirect_edge_var_map_*.
19029 * tree-ssa.c (edge_var_maps): New definition.
19030 (redirect_edge_var_map_add): New.
19031 (redirect_edge_var_map_clear): New.
19032 (redirect_edge_var_map_dup): New.
19033 (redirect_edge_var_map_vector): New.
19034 (redirect_edge_var_map_destroy): New.
19035 (ssa_redirect_edge): Replace PENDING_STMT use with
19036 redirect_edge_var_map_*.
19037 (flush_pending_stmts): Same.
19038 (delete_tree_ssa): Destroy edge var map.
19039 * tree-flow.h (struct _edge_var_map): New.
19040 Define edge_var_map vector type.
19041 Declare redirect_edge_var_map_* prototypes.
19042 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19043 * tree-cfg.c (reinstall_phi_args): Replace
19044 PENDING_STMT use with redirect_edge_var_map_*.
19046 2008-03-05 Richard Guenther <rguenther@suse.de>
19048 PR tree-optimization/35472
19049 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19050 whose single use_stmt has a overlapping set of loaded and
19051 stored symbols as that use_stmt might be a noop assignment then.
19053 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19055 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19057 2008-03-05 Richard Guenther <rguenther@suse.de>
19060 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19061 should be constants.
19062 * tree-cfg.c (verify_expr): Verify it.
19063 * fold-const.c (fold_truthop): Remove code generating
19064 BIT_FIELD_REFs of structure bases.
19065 (fold_binary): Likewise.
19066 (fold_ternary): Position and size of BIT_FIELD_REFs are
19067 always host integers.
19068 (make_bit_field_ref): Remove.
19069 (optimize_bit_field_compare): Remove.
19070 (all_ones_mask_p): Remove.
19072 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19075 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19076 (split_block_and_df_analyze): New. Split basic block and rebuild
19078 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19080 (split_pattern_seq): Likewise.
19081 (erase_matching_seqs): Likewise.
19082 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19084 2008-03-04 Geoff Keating <geoffk@apple.com>
19086 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19087 declaration and code.
19088 (tree_invalid_nonnegative_warnv_p): Likewise.
19090 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19092 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19093 examples. Truncate option-names then causing overfull hbox.
19095 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19098 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19100 * configure: Rebuilt.
19102 2008-03-04 Rafael Espíndola <espindola@google.com>
19104 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19105 (tree_unary_nonnegative_warnv_p): New.
19106 (tree_binary_nonnegative_warnv_p): New.
19107 (tree_single_nonnegative_warnv_p): New.
19108 (tree_invalid_nonnegative_warnv_p): New.
19109 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19111 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19114 * opts.c (handle_option): Postpone 'unknown option' errors only for
19117 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19120 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19123 2008-03-04 Rafael Espíndola <espindola@google.com>
19125 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19126 (tree_binary_nonzero_warnv_p): New.
19127 (tree_single_nonzero_warnv_p): New.
19128 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19130 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19132 PR middle-end/35456
19133 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19134 transformations for modes that have signed zeros.
19135 * ifcvt.c (noce_try_abs): Ditto.
19137 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19139 * config/i386/i386.c (override_options): Force
19140 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19142 2008-03-04 Jan Hubicka <jh@suse.cz>
19145 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19148 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19150 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19151 label to probe the stack.
19153 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19155 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19156 (__gthr_win32_mutex_destroy): Declare.
19157 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19158 __gthr_win32_mutex_destroy.
19159 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19161 2008-03-03 Jan Hubicka <jh@suse.cz>
19164 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19165 aggressive on inlining cold calls.
19167 2008-03-03 Richard Guenther <rguenther@suse.de>
19169 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19170 struct copies into the expression table.
19171 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19172 (try_to_simplify): Likewise.
19173 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19174 integral and pointer arguments which do not change the
19175 precision to NOP_EXPRs.
19176 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19177 VIEW_CONVERT_EXPR case.
19179 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19181 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19182 defined in a loop at depth 0 is invariant.
19183 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19184 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19185 be called at loop depth 0.
19187 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19190 * gcc.c (process_command): Update copyright notice dates.
19191 * gcov.c (print_version): Likewise.
19192 * gcov-dump.c (print_version): Likewise.
19193 * mips-tfile.c (main): Likewise.
19194 * mips-tdump.c (main): Likewise.
19196 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19199 * c-common.c (flag_permissive): Delete.
19200 (constant_expression_warnings): Check flags first.
19201 (constant_expression_error): New.
19202 * c-common.h (flag_permissive): Delete.
19203 (constant_expression_error): Declare.
19204 * flags.h (flag_permissive): Declare. Update description.
19205 * diagnostic.c (pedwarn): Update.
19207 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19208 (permissive_error_kind): New.
19209 * toplev.c (flag_permissive): Define. Update description.
19210 * toplev.h (permissive_error_kind): Declare.
19211 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19212 (pedwarn_c90): Use pedantic_warning_kind.
19213 * c-opts.c (c_common_post_options): flag_permissive does not affect
19214 flag_pedantic_errors.
19216 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19218 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19219 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19220 __absvsi2, __absvDI2): Use unsigned arithmetic.
19222 2008-03-02 Andi Kleen <ak@suse.de>
19223 Richard Guenther <rguenther@suse.de>
19225 * struct-equiv.c: Remove file.
19226 * cfg_cleanup.c (condjump_equiv_p): Remove.
19227 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19228 (struct-equiv.o): Remove rule.
19229 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19230 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19231 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19233 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19235 * ifcvt.c (noce_process_if_block): Try to handle only the then
19236 block if the else block exists but isn't suitable.
19238 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19241 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19242 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19243 regression from previous patch.
19245 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19248 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19250 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19251 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19252 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19253 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19254 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19255 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19256 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19257 (__gthread_mutex_destroy_function): Rename to
19258 __gthread_mutex_destroy.
19259 * gthr-dce.h (__gthread_mutex_destroy): Call
19260 pthread_mutex_destroy.
19261 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19262 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19263 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19265 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19267 * df-scan.c (df_ref_chain_change_bb): Simplify.
19268 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19269 set_block_for_insn if there's any change.
19270 * df.h ((df_insn_change_bb): Fix prototype.
19271 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19272 df_insn_change_bb, don't call set_block_for_insn.
19273 * emit-rtl.c (reorder_insns): Likewise.
19274 * haifa-sched.c (move_insn): Likewise.
19276 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19278 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19280 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19282 * tree-flow-inline.h (next_readonly_imm_use): Return
19283 NULL_USE_OPERAND_P after the end.
19285 2008-03-01 Richard Guenther <rguenther@suse.de>
19287 PR tree-optimization/35411
19288 * tree-sra.c (sra_build_assignment): Split conversion to
19289 final type to a separate statement if we are not assigning
19292 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19294 * fold-const.c (fold_convertible_p): Correct the logic to follow
19295 that in fold_convert().
19297 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19300 * tree-inline.c (build_duplicate_type): When we make a
19301 duplicate type, make it unique in the canonical types system.
19303 2008-02-29 Tom Tromey <tromey@redhat.com>
19305 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19306 input_file_stack_history, input_file_stack_restored): Remove.
19307 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19308 * input.h (struct file_stack): Remove.
19309 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19310 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19312 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19314 (diagnostic_last_module_changed): Add 'map' argument.
19315 (diagnostic_set_last_function): Likewise.
19316 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19317 line map, not input_file_stack.
19318 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19320 2008-02-29 Paul Brook <paul@codesourcery.com>
19322 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19324 2008-02-29 Paul Brook <paul@codesourcery.com>
19326 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19328 2008-02-29 Richard Guenther <rguenther@suse.de>
19330 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19332 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19333 value for comparing for a store match.
19334 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19335 (try_to_simplify): Do not do a full-blown reference lookup.
19337 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19339 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19340 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19342 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19344 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19346 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19347 strides against cache sizes.
19349 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19351 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19354 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19356 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19357 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19358 is smaller than the original promoted value.
19359 (simplify_subreg): If OP is a SUBREG, try to preserve its
19360 SUBREG_PROMOTED_VAR_P information.
19362 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19364 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19365 (VN_INFO_GET): Allocate new objects on the obstack.
19366 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19367 for rpo_numbers_temp, for consistency.
19368 (free_scc_vn): Free the obstack.
19370 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19372 * doc/invoke.texi: Document -ftree-loop-distribution.
19373 * tree-loop-distribution.c: New.
19374 * tree-pass.h (pass_loop_distribution): New.
19375 * graphds.h (struct graph): Add htab_t indices.
19376 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19377 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19378 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19379 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19380 * tree-data-ref.c (debug_data_dependence_relations): New.
19381 (dump_data_dependence_relation): Also print data references.
19382 (free_data_ref): Extern.
19383 (same_access_functions): Moved...
19384 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19385 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19386 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19387 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19388 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19389 (stmts_from_loop): Skip LABEL_EXPR.
19390 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19392 (build_rdg): Initialize rdg->indices htab.
19393 (free_rdg, stores_from_loop, ref_base_address,
19394 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19395 have_similar_memory_accesses_1, ref_base_address_1,
19396 remove_similar_memory_refs): New.
19397 * tree-data-ref.h: Depend on tree-chrec.h.
19398 (debug_data_dependence_relations, free_data_ref): Declared.
19399 (same_access_functions): ... here.
19400 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19402 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19403 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19404 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19405 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19406 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19407 rdg_vertex_for_stmt): Declared.
19408 (struct rdg_edge): Add level.
19410 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19411 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19413 (rdg_has_similar_memory_accesses): New.
19414 * tree-vect-analyze.c: Remove unused static decls.
19415 * lambda.h (dependence_level): New.
19416 * common.opt (ftree-loop-distribution): New.
19417 * tree-flow.h (mark_virtual_ops_in_bb,
19418 slpeel_tree_duplicate_loop_to_edge_cfg,
19419 rename_variables_in_loop): Declared.
19420 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19421 (OBJS-common): Add tree-loop-distribution.o.
19422 (tree-loop-distribution.o): New rule.
19423 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19424 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19425 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19427 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19430 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19431 other than structures and unions.
19433 2008-02-28 Richard Guenther <rguenther@suse.de>
19436 2008-02-26 Richard Guenther <rguenther@suse.de>
19438 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19439 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19440 (lookup_decl_from_uid): Declare.
19441 (remove_decl_from_map): Likewise.
19442 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19443 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19444 (decl_for_uid_map): New global hashtable mapping DECL_UID
19446 (init_ttree): Allocate it.
19447 (insert_decl_to_uid_decl_map): New helper function.
19448 (make_node_stat): Insert new decls into the map.
19449 (copy_node_stat): Likewise.
19450 (lookup_decl_from_uid): New function.
19451 (remove_decl_from_map): Likewise.
19452 (print_decl_for_uid_map_statistics): New helper.
19453 (dump_tree_statistics): Call it.
19455 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19456 (referenced_var_iterator): Adjust.
19457 (FOR_EACH_REFERENCED_VAR): Adjust.
19458 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19459 (num_referenced_vars): Adjust.
19460 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19461 (first_referenced_var): Remove.
19462 (end_referenced_vars_p): Likewise.
19463 (next_referenced_var): Likewise.
19464 (referenced_var_iterator_set): New helper function.
19465 * tree-dfa.c (referenced_var_lookup): Adjust.
19466 (referenced_var_check_and_insert): Likewise.
19467 (remove_referenced_var): Likewise.
19468 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19469 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19470 (verify_call_clobbering): Likewise.
19471 (verify_memory_partitions): Likewise.
19472 (init_tree_ssa): Allocate bitmap instead of hashtable for
19474 (delete_tree_ssa): Adjust.
19475 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19476 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19477 (compute_tag_properties): Likewise.
19478 (set_initial_properties): Likewise.
19479 (find_partition_for): Likewise.
19480 (update_reference_counts): Likewise.
19481 (dump_may_aliases_for): Likewise.
19482 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19483 (add_call_clobber_ops): Likewise.
19484 (add_call_read_ops): Likewise.
19485 (get_asm_expr_operands): Likewise.
19486 * tree-into-ssa.c (dump_decl_set): Likewise.
19487 (update_ssa): Likewise.
19488 * tree-sra.c (scan_function): Likewise.
19489 (decide_instantiations): Likewise.
19490 (scalarize_parms): Likewise.
19491 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19492 (dsa_named_for): Likewise.
19493 * tree-ssa-structalias.c (update_alias_info): Likewise.
19494 (merge_smts_into): Likewise.
19496 2008-02-27 David Daney <ddaney@avtrex.com>
19499 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19500 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19501 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19502 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19503 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19505 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19508 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19509 (BUILT_IN_NEXTTOWARD): Remove.
19510 (BUILT_IN_NEXTTOWARDF): Ditto.
19511 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19512 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19514 2008-02-27 Tom Tromey <tromey@redhat.com>
19516 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19517 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19519 2008-02-27 Jan Beulich <jbeulich@novell.com>
19521 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19522 update the respective field on newdecl.
19524 2008-02-27 Revital Eres <eres@il.ibm.com>
19526 PR rtl-optimization/34999
19527 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19528 crossing edges that ends with a call insn.
19529 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19530 call insn and clear the EDGE_CROSSING flag of the crossing edge
19531 when fixing fallthru edges.
19533 2008-02-27 Richard Guenther <rguenther@suse.de>
19535 PR middle-end/35390
19536 * fold-const.c (fold_unary): Return the correct argument,
19537 converted to the result type.
19539 2008-02-27 Richard Guenther <rguenther@suse.de>
19541 PR middle-end/34971
19542 * expr.c (expand_expr_real_1): Assert on rotates that operate
19544 * fold-const.c (fold_binary): Use the types precision, not the
19545 bitsize of the mode if folding rotate expressions. Build rotates
19546 only for full modes.
19548 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19550 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19551 and CPP_PRAGMA_EOL.
19552 * c-pragma.c (pragma_ns_name): New typedef.
19553 (registered_pp_pragmas): New variable.
19554 (c_pp_lookup_pragma): New function.
19555 (c_register_pragma_1): If flag_preprocess_only, do nothing
19556 for non-expanded pragmas, for expanded ones push pragma's
19557 namespace and name into registered_pp_pragmas vector.
19558 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19559 flag_preprocess_only, don't register GCC pch_preprocess
19560 pragma if flag_preprocess_only.
19561 * c-opts.c (c_common_init): Call init_pragma even if
19562 flag_preprocess_only.
19563 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19564 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19565 cpp_register_pragma if flag_preprocess_only.
19567 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19570 * c-parser.c (c_parser_translation_unit): Warn for empty
19571 translation unit, not empty source file.
19573 2008-02-26 Paul Brook <paul@codesourcery.com>
19575 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19576 operand for Thumb-2.
19577 * config/arm/arm.h (reg_class): Add CORE_REGS.
19578 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19579 (BASE_REG_CLASS): Use CORE_REGS.
19580 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19581 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19582 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19583 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19584 ARM_REGNO_OK_FOR_INDEX_P.
19585 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19586 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19587 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19588 (ldm/stm peepholes): Ditto.
19589 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19590 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19591 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19592 * config/arm/constraints.md: Enable "k" constraint on ARM.
19594 2008-02-27 Ben Elliston <bje@au.ibm.com>
19596 * config/rs6000/rs6000.c: Annotate cache line size field in all
19597 instances of struct processor_costs.
19599 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19601 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19602 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19603 jump_bypass): New counters.
19604 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19605 * dce.c (gate_ud_dce): Same.
19606 (gate_fast_dce): Same.
19607 * dse.c (gate_dse1): New function.
19608 (gate_dse2): New function.
19609 (gate_dse): Merge results of new gate functions.
19610 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19611 (gate_handle_jump_bypass): Add dbg_cnt.
19612 (gate_handle_gcse): Add dbg_cnt.
19613 * ifcvt.c (gate_handle_if_conversion): Same.
19614 (gate_handle_if_after_combine): Same.
19615 (gate_handle_if_after_reload): Same.
19616 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19618 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19620 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19622 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19624 2008-02-26 Jason Merrill <jason@redhat.com>
19627 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19628 alone if it's the naming decl for the type's main variant.
19630 2008-02-26 Tom Tromey <tromey@redhat.com>
19632 * system.h (USE_MAPPED_LOCATION): Poison.
19633 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19634 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19635 (make_goto_expr_edges): Likewise.
19636 (remove_bb): Likewise.
19637 (execute_warn_function_return): Likewise.
19638 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19640 * c-common.c (fname_decl): Remove old location code.
19641 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19643 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19645 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19646 (gen_rtx_ASM_INPUT): Likewise.
19647 (gen_rtx_ASM_INPUT_loc): Likewise.
19648 (get_rtx_asm_OPERANDS): Remove.
19649 * cfglayout.c (insn_locators_alloc): Remove old location code.
19650 (set_curr_insn_source_location): Likewise.
19651 (curr_insn_locator): Likewise.
19652 * print-tree.c (print_node): Remove old location code.
19653 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19654 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19655 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19656 location_from_locus.
19657 (construct_exit_block): Remove old location code.
19658 * emit-rtl.c (force_next_line_note): Remove old location code.
19659 * profile.c (branch_prob): Remove old location code.
19660 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19661 LOC_LINE): Remove old-location variants.
19662 * langhooks.c (lhd_print_error_function): Remove old location
19664 * configure, config.in: Rebuilt.
19665 * configure.ac (--enable-mapped-location): Remove.
19666 * c-decl.c (c_init_decl_processing): Remove old location code.
19667 (finish_function): Likewise.
19668 * recog.c (decode_asm_operands): Remove old location code.
19669 * c-pch.c (c_common_read_pch): Remove old location code.
19670 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19672 * gimple-low.c (lower_function_body): Remove old location code.
19673 * toplev.c (unknown_location): Remove.
19674 (push_srcloc): Remove old-location variant.
19675 (process_options): Remove old location code.
19676 (lang_dependent_init): Likewise.
19677 * input.h (UNKNOWN_LOCATION): Move definition.
19678 (location_t): Undeprecate.
19679 (source_locus): Remove.
19680 (location_from_locus): Remove.
19681 (struct location_s): Remove.
19682 Remove all old-location code.
19683 (input_line, input_filename): Remove.
19684 * final.c (final_scan_insn): Remove old location code.
19685 * diagnostic.c (diagnostic_build_prefix): Remove
19686 USE_MAPPED_LOCATION test.
19687 * tree.h (gimple_stmt) <locus>: Now a location_t.
19688 (tree_exp) <locus>: Likewise.
19689 (DECL_IS_BUILTIN): Remove old-location variant.
19690 (annotate_with_file_line, annotate_with_locus): Likewise.
19691 (expr_locus, set_expr_locus): Update.
19692 * tree.c (build1_stat): Remove old location code.
19693 (last_annotated_node): Remove.
19694 (annotate_with_file_line): Remove old-location variant.
19695 (annotate_with_locus): Likewise.
19696 (expr_location): Remove old location code.
19697 (set_expr_location): Likewise.
19698 (expr_has_location): Likewise.
19699 (expr_locus): Likewise.
19700 (set_expr_locus): Likewise.
19701 (expr_filename): Don't use location_from_locus.
19702 (expr_lineno): Likewise.
19703 * rtl-error.c (location_for_asm): Remove old location code.
19704 * c-lex.c (cb_line_change): Remove old location code.
19705 (fe_file_change): Likewise.
19706 (cb_def_pragma): Likewise.
19707 (c_lex_with_flags): Likewise.
19708 * gengtype.c (do_typedef): Don't special-case location types.
19709 (define_location_structures): Remove.
19710 (main): Don't call define_location_structures.
19711 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19714 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19717 * builtins.def (BUILT_IN_STDARG_START): Remove.
19718 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19719 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19720 * tree-inline.c (inline_forbidden_p_1): Likewise.
19722 2008-02-26 Richard Guenther <rguenther@suse.de>
19724 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19725 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19726 (lookup_decl_from_uid): Declare.
19727 (remove_decl_from_map): Likewise.
19728 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19729 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19730 (decl_for_uid_map): New global hashtable mapping DECL_UID
19732 (init_ttree): Allocate it.
19733 (insert_decl_to_uid_decl_map): New helper function.
19734 (make_node_stat): Insert new decls into the map.
19735 (copy_node_stat): Likewise.
19736 (lookup_decl_from_uid): New function.
19737 (remove_decl_from_map): Likewise.
19738 (print_decl_for_uid_map_statistics): New helper.
19739 (dump_tree_statistics): Call it.
19741 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19742 (referenced_var_iterator): Adjust.
19743 (FOR_EACH_REFERENCED_VAR): Adjust.
19744 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19745 (num_referenced_vars): Adjust.
19746 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19747 (first_referenced_var): Remove.
19748 (end_referenced_vars_p): Likewise.
19749 (next_referenced_var): Likewise.
19750 (referenced_var_iterator_set): New helper function.
19751 * tree-dfa.c (referenced_var_lookup): Adjust.
19752 (referenced_var_check_and_insert): Likewise.
19753 (remove_referenced_var): Likewise.
19754 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19755 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19756 (verify_call_clobbering): Likewise.
19757 (verify_memory_partitions): Likewise.
19758 (init_tree_ssa): Allocate bitmap instead of hashtable for
19760 (delete_tree_ssa): Adjust.
19761 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19762 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19763 (compute_tag_properties): Likewise.
19764 (set_initial_properties): Likewise.
19765 (find_partition_for): Likewise.
19766 (update_reference_counts): Likewise.
19767 (dump_may_aliases_for): Likewise.
19768 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19769 (add_call_clobber_ops): Likewise.
19770 (add_call_read_ops): Likewise.
19771 (get_asm_expr_operands): Likewise.
19772 * tree-into-ssa.c (dump_decl_set): Likewise.
19773 (update_ssa): Likewise.
19774 * tree-sra.c (scan_function): Likewise.
19775 (decide_instantiations): Likewise.
19776 (scalarize_parms): Likewise.
19777 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19778 (dsa_named_for): Likewise.
19779 * tree-ssa-structalias.c (update_alias_info): Likewise.
19780 (merge_smts_into): Likewise.
19782 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19785 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19786 * c-opts.c (c_common_handle_option): Wall enables
19787 Wvolatile-register-var.
19788 * common.opt: Move Wvolatile-register-var to...
19791 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19793 * common.opt (Wlarger-than=): New.
19794 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19796 * opts.c (common_handle_option): Handle -Wlarger-than=.
19797 * optc-gen.awk: Likewise.
19798 * opth-gen.awk: Likewise.
19799 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19800 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19802 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19804 * c-common.c (match_case_to_enum_1): Add appropriate
19805 OPT_W* parameter to warning.
19806 (c_do_switch_warnings): Likewise.
19807 * c-typeck.c (warning_init): Add one more parameter following
19808 'warning' function.
19809 (push_init_level): Update call to warning_init.
19810 (pop_init_level): Likewise.
19811 (add_pending_init): Likewise.
19812 (output_init_element: Likewise.
19814 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19817 * toplev.c (toplev_main): If there are warnings or error, print
19818 errors for ignored options.
19819 * opts.c (ignored_options): New static variable.
19820 (postpone_unknown_option_error): New.
19821 (print_ignored_options): New.
19822 (handle_option): Postpone errors for unknown -Wno-* options.
19823 * opts.h (print_ignored_options): Declare.
19825 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19827 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19830 2008-02-25 Richard Guenther <rguenther@suse.de>
19833 2008-02-25 Richard Guenther <rguenther@suse.de>
19835 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19836 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19837 (lookup_decl_from_uid): Declare.
19838 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19839 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19840 (decl_for_uid_map): New global hashtable mapping DECL_UID
19842 (init_ttree): Allocate it.
19843 (insert_decl_to_uid_decl_map): New helper function.
19844 (make_node_stat): Insert new decls into the map.
19845 (copy_node_stat): Likewise.
19846 (lookup_decl_from_uid): New function.
19847 (print_decl_for_uid_map_statistics): New helper.
19848 (dump_tree_statistics): Call it.
19850 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19851 (referenced_var_iterator): Adjust.
19852 (FOR_EACH_REFERENCED_VAR): Adjust.
19853 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19854 (num_referenced_vars): Adjust.
19855 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19856 (first_referenced_var): Remove.
19857 (end_referenced_vars_p): Likewise.
19858 (next_referenced_var): Likewise.
19859 (referenced_var_iterator_set): New helper function.
19860 * tree-dfa.c (referenced_var_lookup): Adjust.
19861 (referenced_var_check_and_insert): Likewise.
19862 (remove_referenced_var): Likewise.
19863 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19864 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19865 (verify_call_clobbering): Likewise.
19866 (verify_memory_partitions): Likewise.
19867 (init_tree_ssa): Allocate bitmap instead of hashtable for
19869 (delete_tree_ssa): Adjust.
19870 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19871 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19872 (compute_tag_properties): Likewise.
19873 (set_initial_properties): Likewise.
19874 (find_partition_for): Likewise.
19875 (update_reference_counts): Likewise.
19876 (dump_may_aliases_for): Likewise.
19877 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19878 (add_call_clobber_ops): Likewise.
19879 (add_call_read_ops): Likewise.
19880 (get_asm_expr_operands): Likewise.
19881 * tree-into-ssa.c (dump_decl_set): Likewise.
19882 (update_ssa): Likewise.
19883 * tree-sra.c (scan_function): Likewise.
19884 (decide_instantiations): Likewise.
19885 (scalarize_parms): Likewise.
19886 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19887 (dsa_named_for): Likewise.
19888 * tree-ssa-structalias.c (update_alias_info): Likewise.
19889 (merge_smts_into): Likewise.
19891 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19894 * doc/invoke.texi (-fcx-limited-range): Document new option.
19895 * toplev.c (process_options): Handle -fcx-fortran-rules.
19896 * common.opt: Add documentation for -fcx-fortran-rules.
19898 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19901 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19902 actual behaviour and C99.
19904 2008-02-26 Ben Elliston <bje@au.ibm.com>
19906 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19907 (ASM_CPU_POWER6_SPEC): Likewise.
19908 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19909 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19910 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19912 2008-02-25 Richard Guenther <rguenther@suse.de>
19914 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19915 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19916 (lookup_decl_from_uid): Declare.
19917 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19918 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19919 (decl_for_uid_map): New global hashtable mapping DECL_UID
19921 (init_ttree): Allocate it.
19922 (insert_decl_to_uid_decl_map): New helper function.
19923 (make_node_stat): Insert new decls into the map.
19924 (copy_node_stat): Likewise.
19925 (lookup_decl_from_uid): New function.
19926 (print_decl_for_uid_map_statistics): New helper.
19927 (dump_tree_statistics): Call it.
19929 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19930 (referenced_var_iterator): Adjust.
19931 (FOR_EACH_REFERENCED_VAR): Adjust.
19932 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19933 (num_referenced_vars): Adjust.
19934 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19935 (first_referenced_var): Remove.
19936 (end_referenced_vars_p): Likewise.
19937 (next_referenced_var): Likewise.
19938 (referenced_var_iterator_set): New helper function.
19939 * tree-dfa.c (referenced_var_lookup): Adjust.
19940 (referenced_var_check_and_insert): Likewise.
19941 (remove_referenced_var): Likewise.
19942 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19943 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19944 (verify_call_clobbering): Likewise.
19945 (verify_memory_partitions): Likewise.
19946 (init_tree_ssa): Allocate bitmap instead of hashtable for
19948 (delete_tree_ssa): Adjust.
19949 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19950 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19951 (compute_tag_properties): Likewise.
19952 (set_initial_properties): Likewise.
19953 (find_partition_for): Likewise.
19954 (update_reference_counts): Likewise.
19955 (dump_may_aliases_for): Likewise.
19956 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19957 (add_call_clobber_ops): Likewise.
19958 (add_call_read_ops): Likewise.
19959 (get_asm_expr_operands): Likewise.
19960 * tree-into-ssa.c (dump_decl_set): Likewise.
19961 (update_ssa): Likewise.
19962 * tree-sra.c (scan_function): Likewise.
19963 (decide_instantiations): Likewise.
19964 (scalarize_parms): Likewise.
19965 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19966 (dsa_named_for): Likewise.
19967 * tree-ssa-structalias.c (update_alias_info): Likewise.
19968 (merge_smts_into): Likewise.
19970 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19973 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19974 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19975 * alias.h (nonoverlapping_memrefs_p): Likewise.
19977 2008-02-25 Jan Beulich <jbeulich@novell.com>
19979 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19980 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19981 __emultls_get_address, __emultls_register_common,
19982 __floatundi?f, and _Unwind_GetIPInfo.
19983 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19984 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19985 (gen_regparm_prefix): Likewise.
19986 (i386_nlm_encode_section_info): Sync with
19987 config/i386/winnt.c:i386_pe_encode_section_info().
19988 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19989 i386_nlm_mangle_decl_assembler_name): New.
19990 (netware_override_options): New.
19991 * config/i386/netware.h (netware_override_options): Declare.
19992 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19993 (i386_nlm_mangle_decl_assembler_name): Declare.
19994 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19996 2008-02-25 Ben Elliston <bje@au.ibm.com>
19999 * c-decl.c (grokdeclarator): Remove unused local variables
20000 `typedef_type' and `type_as_written'.
20002 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20003 unused local variable `has_hot_blocks'.
20004 (fix_crossing_conditional_branches): Remove unused local variable
20007 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20009 PR middle-end/19984
20010 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20011 using DEF_C99_BUILTIN.
20012 (BUILT_IN_NANF): Ditto.
20013 (BUILT_IN_NANL): Ditto.
20015 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20016 Revital Eres <eres@il.ibm.com>
20018 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20019 regarding the order of two dependent insns in the same row.
20021 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20023 * stor-layout.c (layout_decl): Do not bump the alignment of a
20024 bit-field to more than byte alignment if it is packed.
20026 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20028 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20031 2008-02-24 Diego Novillo <dnovillo@google.com>
20033 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20036 * tree-vrp.c (vrp_evaluate_conditional): With
20037 -Wtype-limits, emit a warning when comparing against a
20038 constant outside the natural range of OP0's type.
20039 * c.opt (Wtype-limits): Move ...
20040 * common.opt (Wtype-limits): ... here.
20042 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20044 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20045 * config/rs6000/e300c2c3.md: New file.
20046 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20048 (rs6000_override_options): Add e300c2 and e300c3 cases to
20049 processor_target_table. Do not allow usage of Altivec or Spe
20050 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20051 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20052 * config/rs6000/rs6000.h (processor_type): Add
20053 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20054 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20055 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20056 and ppce300c3. Include e300c2c3.md.
20058 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20060 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20061 instead of TARGET_STRICT_ALIGN.
20063 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20065 * explow.c (memory_address): Assert that the generated address is
20068 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20071 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20072 * config/darwin-ppc-ldouble-patch.def: New file.
20073 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20074 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20075 SUBTARGET_INIT_BUILTINS if defined.
20076 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20079 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20082 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20083 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20085 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20088 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20089 file" warning condtional on -Winvalid-PCH.
20091 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20093 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20095 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20099 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20100 prevent reload from using MMX registers.
20101 (*mov<mode>_internal): Ditto.
20102 (*movv2sf_internal_rex64): Ditto.
20103 (*movv2sf_internal): Ditto.
20105 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20107 PR documentation/31569
20108 * doc/install.texi2html: Use makeinfo --no-number-sections.
20110 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20112 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20113 ensure that we can address an entire entity > 8 bytes. Don't
20114 generate reg+reg addressing for such data.
20116 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20118 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20119 strings when optimizing for size, unless the target cares about
20122 2008-02-22 Tom Tromey <tromey@redhat.com>
20124 * regclass.c (current_pass): Remove declaration.
20126 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20128 * config/avr/libgcc.S (__RAMPZ__): Define.
20129 (__do_copy_data): Add for devices with 128KB code memory.
20131 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20133 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20135 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20137 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20139 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20142 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20145 * c-typeck.c (build_binary_op): Warn about floating point
20146 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20148 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20151 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20152 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20154 (rs6000_override_options): Set altivec_abi as default, not override,
20155 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20156 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20157 is used; use new member spe_abi.
20158 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20159 spe_abi and altivec_abi.
20161 2008-02-22 Tomas Bily <tbily@suse.cz>
20163 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20165 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20168 * config.build (build_file_translate): Set to `CMD //c' only if
20170 * Makefile.in (build_file_translate): Improve comment.
20172 2008-02-21 Jan Hubicka <jh@suse.cz>
20174 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20175 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20176 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20178 2008-02-21 Michael Matz <matz@suse.de>
20181 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20183 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20185 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20186 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20187 as insn constraint.
20188 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20189 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20190 SSE_VEC_FLOAT_MODE_P as insn constraint.
20191 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20192 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20193 sse4a_movntdf using MODEF mode iterator.
20194 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20195 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20196 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20197 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20198 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20199 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20200 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20202 2008-02-21 Richard Guenther <rguenther@suse.de>
20204 * tree.def (PAREN_EXPR): New tree code.
20205 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20207 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20208 * expr.c (expand_expr_real_1): Likewise.
20209 * tree-inline.c (estimate_num_insns_1): Likewise.
20210 * tree-complex.c (expand_complex_move): Likewise.
20211 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20214 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20217 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20219 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20222 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20224 * config/sh/sh.c (find_barrier): Don't go past
20225 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20227 2008-02-20 DJ Delorie <dj@redhat.com>
20229 * config/h8300/h8300.md (insv): Force source operand to be a register.
20231 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20232 as a jump, not as a plain insn.
20234 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20236 * doc/invoke.texi (Warning Options): Add new option
20237 -Wframe-larger-than=.
20238 (-Wframe-larger-than): Document.
20240 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20241 Add declarations for new option variables.
20243 * final.c (final_start_function): Check the frame size
20244 before emission and issue a Wframe-larger-than warning.
20246 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20247 Add definitions for new option variables.
20248 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20250 * common.opt (Wframe-larger-than=): New option.
20252 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20254 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20255 (<sse>_div<mode>3): Ditto.
20256 (<sse>_vmdiv<mode>3): Ditto.
20257 (<sse>_vmsqrt<mode>2): Ditto.
20258 (*smax<mode>3): Ditto.
20259 (sse5_frcz<mode>2): Ditto.
20260 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20261 as insn constraint.
20263 2008-02-20 Richard Guenther <rguenther@suse.de>
20265 PR middle-end/35265
20266 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20267 be happy with INTEGRAL_TYPE_P.
20269 2008-02-20 Richard Guenther <rguenther@suse.de>
20271 * fold-const.c (split_tree): Associate floatig-point expressions
20272 if flag_associative_math is set.
20274 2008-02-20 Richard Guenther <rguenther@suse.de>
20276 * tree.h (fold_real_zero_addition_p): Declare.
20277 * fold-const.c (fold_real_zero_addition_p): Export.
20278 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20279 floating-point operations with zero and one.
20281 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20283 * doc/install.texi: Correct references to CFLAGS, replacing them
20284 with BOOT_CFLAGS. Document flags used during bootstrap for
20287 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20289 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20290 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20291 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20293 (smin<mode>3): Ditto from similar patterns.
20294 (smax<mode>3): Ditto.
20295 (*ieee_smin<mode>3): Ditto.
20296 (*ieee_smax<mode>3): Ditto.
20297 * config/i386/sse.md (sse): New mode attribute.
20298 (mov<mode>): Macroize expander from movv4sf and movv2df using
20299 SSEMODEF2P mode iterator.
20300 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20301 SSE_VEC_FLOAT_MODE_P as insn constraint.
20302 (storent<mode>): Ditto.
20303 (storent<mode>): Macroize expander from storentsf and storentdf using
20304 MODEF mode iterator.
20305 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20306 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20307 (abs<mode>2): Ditto from similar patterns.
20308 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20309 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20310 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20311 (<sse>_vmsqrt<mode>2): Ditto.
20312 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20313 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20314 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20315 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20316 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20317 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20318 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20320 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20321 iterator and SSE_FLOAT_MODE_P as insn constraint.
20322 (<sse>_ucomi): Ditto from similar patterns.
20323 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20324 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20325 SSE_VEC_FLOAT_MODE_P as insn constraint.
20326 (vcond<mode>): Ditto from similar patterns.
20327 (and<mode>3, *and<mode>3): Ditto.
20328 (<sse>_nand<mode>3): Ditto.
20329 (ior<mode>3, *ior<mode>3): Ditto.
20330 (xor<mode>3, *xor<mode>3): Ditto.
20331 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20332 iterator and SSE_FLOAT_MODE_P as insn constraint.
20333 (*nand<mode>3): Ditto from similar patterns.
20334 (*ior<mode>3): Ditto.
20335 (*xor<mode>3): Ditto.
20337 2008-02-20 Ira Rosen <irar@il.ibm.com>
20339 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20340 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20341 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20343 2008-02-19 Jan Hubicka <jh@suse.cz>
20345 * predict.c (tree_bb_level_predictions): Remove variable next
20346 mistakely introduced by previous commit.
20348 2008-02-19 Jan Hubicka <jh@suse.cz>
20350 * predict.c (predict_paths_leading_to): Rewrite.
20351 (predict_paths_for_bb): New.
20352 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20354 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20357 * Makefile.in (build_file_translate): New.
20358 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20359 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20360 * configure.ac (build_file_translate): Substitute it.
20361 * configure: Regenerate.
20363 2008-02-19 Jan Hubicka <jh@suse.cz>
20365 PR rtl-optimization/34408
20366 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20369 2008-02-19 Jan Hubicka <jh@suse.cz>
20371 PR middle-end/28779
20372 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20375 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20378 * config/i386/i386-modes.def: Revert the last DI alignment
20379 change until Ada people can look into it.
20381 2008-02-19 Nick Clifton <nickc@redhat.com>
20383 * opts.c (print_specific_help): Fix typo in --help text.
20385 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20388 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20389 32-bit inline asm without asm alternatives for host GCC < 3.0.
20391 2008-02-19 Richard Guenther <rguenther@suse.de>
20393 PR tree-optimization/34989
20394 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20395 Allow propagation to INDIRECT_REF if we can simplify only.
20397 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20399 * c-common.c (warn_for_collisions_1): Use appropriate option when
20402 2008-02-19 Nick Clifton <nickc@redhat.com>
20405 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20406 (handle_options): Fix indentation.
20407 (print_filtered_help): If no language-specific options were
20408 displayed tell the user how to list all the options supported by
20409 the language's front-end.
20410 (print_specific_help): Fix indentation and remove duplicate line.
20411 (common_handle_option): Handle the -v option.
20412 For --help enable the display of undocumented options if the -v
20413 switch has been included on the command line.
20414 For --help= check for overlaps in the arguments between the option
20415 classes and the language names and issue a warning when they
20416 cannot be disambiguated.
20417 * c.opt (v): Pass on to the common option handler.
20419 2008-02-19 Revital Eres <eres@il.ibm.com>
20421 * modulo-sched.c (sms_schedule): Change dump message when
20422 create_ddg function fails.
20423 (try_scheduling_node_in_cycle): Rename row to cycle.
20424 (print_partial_schedule): Rename CYCLE to ROW.
20426 2008-02-19 Christian Bruel <christian.bruel@st.com>
20427 Zdenek Dvorak <ook@ucw.cz>
20429 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20431 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20434 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20435 (*x86_movdicc_0_m1_se): Ditto.
20437 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20439 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20440 (CMPtype): Define as __gcc_CMPtype.
20441 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20442 (CMPtype): Define as __gcc_CMPtype.
20444 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20446 Support valgrind 3.3 for --enable-checking=valgrind.
20447 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20449 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20450 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20451 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20452 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20453 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20454 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20455 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20457 * ggc-zone.c: Similar.
20458 * ggc-page.c: Similar.
20460 2008-02-19 Paul Brook <paul@codesourcery.com>
20463 * config/arm/ieee754-df.S: Fix do_it typo.
20464 * config/arm/ieee754-sf.S: Fix do_it typo.
20466 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20469 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20470 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20471 (OPTION_MASK_ISA_SSE_SET): Likewise.
20472 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20473 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20474 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20475 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20476 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20477 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20478 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20479 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20480 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20481 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20482 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20483 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20484 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20485 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20486 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20487 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20488 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20489 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20490 (OPTION_MASK_ISA_SSE4): Removed.
20491 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20492 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20493 (override_options): Don't turn on implied SSE/MMX bits in
20496 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20498 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20501 2008-02-18 Joey Ye <joey.ye@intel.com>
20503 PR middle-end/34921
20504 * tree-nested.c (insert_field_into_struct): Set type alignment
20505 to field alignment if the former is less than the latter.
20507 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20509 * BASE-VER: Set to 4.4.0.
20511 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20513 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20514 * doc/cfg.texi: Likewise.
20515 * doc/extend.texi: Likewise.
20516 * doc/gty.texi: Likewise.
20517 * doc/invoke.texi: Likewise.
20518 * doc/loop.texi: Likewise.
20519 * doc/md.texi: Likewise.
20520 * doc/passes.texi: Likewise.
20521 * doc/rtl.texi: Likewise.
20522 * doc/sourcebuild.texi: Likewise.
20523 * doc/tm.texi: Likewise.
20524 * doc/tree-ssa.texi: Likewise.
20526 2008-02-17 Richard Guenther <rguenther@suse.de>
20528 PR middle-end/35227
20529 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20530 without default definition.
20532 2008-02-17 Richard Guenther <rguenther@suse.de>
20534 PR tree-optimization/35231
20535 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20538 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20541 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20542 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20543 libgcc_cmp_return mode.
20545 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20548 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20550 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20552 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20555 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20557 * doc/c-tree.texi: Use `@.' where appropriate.
20558 * doc/extend.texi: Likewise.
20559 * doc/install.texi: Likewise.
20560 * doc/invoke.texi: Likewise.
20561 * doc/loop.texi: Likewise.
20562 * doc/makefile.texi: Likewise.
20563 * doc/md.texi: Likewise.
20564 * doc/passes.texi: Likewise.
20565 * doc/standards.texi: Likewise.
20566 * doc/tm.texi: Likewise.
20568 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20570 PR middle-end/35196
20571 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20573 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20574 rather than in entry_bb.
20576 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20578 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20579 libgcc_cmp_return mode.
20581 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20583 PR middle-end/35130
20584 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20585 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20587 2008-02-15 Richard Guenther <rguenther@suse.de>
20588 Zdenek Dvorak <ook@ucw.cz>
20590 PR tree-optimization/35164
20591 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20592 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20593 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20594 Only propagate addresses which do not have abnormal SSA_NAMEs
20597 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20600 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20602 2008-02-15 Jan Hubicka <jh@suse.cz>
20604 PR middle-end/35149
20605 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20607 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20609 PR middle-end/34621
20610 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20611 when calculating alignment_pad.
20613 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20615 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20616 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20617 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20618 and STACK_BOUNDARY define.
20620 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20622 PR preprocessor/35061
20623 * c-pragma.c (handle_pragma_pop_macro): Check that
20624 pushed_macro_table has been allocated.
20626 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20628 PR middle-end/35136
20629 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20630 (force_gimple_operand): Likewise.
20631 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20632 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20633 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20634 (find_interesting_uses_address): Check addressability and alignment
20635 of the base expression only after substituting bases of IVs into it.
20637 2008-02-14 Michael Matz <matz@suse.de>
20640 * function.c (instantiate_virtual_regs_in_insn): Reload address
20641 before falling back to reloading the whole operand.
20643 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20645 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20646 before the first section switch note.
20648 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20650 * doc/bugreport.texi: Update copyright years.
20651 * doc/c-tree.texi: Likewise.
20652 * doc/cfg.texi: Likewise.
20653 * doc/cpp.texi: Likewise.
20654 * doc/cppinternals.texi: Likewise.
20655 * doc/fragments.texi: Likewise.
20656 * doc/frontends.texi: Likewise.
20657 * doc/gcc.texi: Likewise.
20658 * doc/gty.texi: Likewise.
20659 * doc/hostconfig.texi: Likewise.
20660 * doc/implement-c.texi: Likewise.
20661 * doc/libgcc.texi: Likewise.
20662 * doc/loop.texi: Likewise.
20663 * doc/makefile.texi: Likewise.
20664 * doc/options.texi: Likewise.
20665 * doc/passes.texi: Likewise.
20666 * doc/rtl.texi: Likewise.
20667 * doc/sourcebuild.texi: Likewise.
20668 * doc/standards.texi: Likewise.
20669 * doc/tree-ssa.texi: Likewise.
20670 * doc/trouble.texi: Likewise.
20672 * doc/extend.texi: Use @: or add comma where appropriate.
20673 * doc/invoke.texi: Likewise.
20674 * doc/tm.texi: Likewise.
20676 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20679 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20682 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20684 * doc/md.texi (clz, ctz): Add reference.
20685 * doc/rtl.texi (clz, ctz): Likewise.
20687 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20690 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20693 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20695 * config/s390/s390.c (struct constant_pool): New field
20696 emit_pool_after added.
20697 (s390_mainpool_start): Set the emit_pool_after flag according
20698 to the section switch notes.
20699 (s390_mainpool_finish): Consider emit_pool_after when emitting
20700 the literal pool at the end of the function.
20701 (s390_chunkify_start): Force literal pool splits at section
20704 2008-02-13 Michael Matz <matz@suse.de>
20707 * var-tracking.c (clobber_variable_part): Correctly traverse the
20710 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20713 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20714 Add -fdump-ipa-inline.
20715 * tree-dump.c (dump_files): Remove tree-inlined dump.
20716 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20718 2008-02-12 Richard Guenther <rguenther@suse.de>
20720 PR tree-optimization/35171
20721 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20724 2008-02-12 Richard Guenther <rguenther@suse.de>
20726 PR middle-end/35163
20727 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20728 value-preserving mode. Disallow final truncation.
20730 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20732 PR middle-end/35136
20733 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20734 code from here to...
20735 (force_gimple_operand): ...here.
20737 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20740 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20741 non-compatible pointers.
20742 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20743 different FIELD_DECLs, try harder by comparing field offsets, sizes
20746 PR inline-asm/35160
20747 * function.c (match_asm_constraints_1): Don't replace the same input
20750 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20752 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20753 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20754 (expand_epilogue): Restore RAMPZ register.
20755 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20757 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20759 * config/i386/cygwin.asm: (__alloca): Correct calling
20760 convention and alignment.
20761 (__chkstk): Force 8 byte stack alignment.
20763 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20764 Richard Guenther <rguenther@suse.de>
20766 PR tree-optimization/33992
20767 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20768 the zero we compare against.
20770 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20772 PR libfortran/35063
20773 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20774 to CloseHandle after unlocking to prevent accumulation of handle
20777 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20779 PR middle_end/34150
20780 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20781 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20782 and update LABEL_NUSES during and after reload.
20784 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20786 PR middle-end/34627
20787 * combine.c (simplify_if_then_else): Make sure the comparison is
20788 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20790 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20793 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20794 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20795 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20796 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20797 * tree.h (get_type_static_bounds): Likewise.
20799 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20801 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20802 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20803 Make -Wfoo language annotations match what the compiler outputs.
20805 2008-02-08 Sa Liu <saliu@de.ibm.com>
20807 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20808 intrinsics spu_convts, spu_convtu, spu_convtf.
20810 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20812 * doc/extend.texi (Function Attributes) <noinline>: Mention
20813 asm ("") as method to keep calls.
20815 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20818 * doc/options.texi (Options): Replace references to opts.sh with
20820 * opts-common.c: Likewise.
20821 * optc-gen.awk: Likewise.
20823 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20825 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20827 2008-02-07 Richard Henderson <rth@redhat.com>
20830 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20831 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20834 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20836 PR tree-optimization/35085
20837 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20838 for operand entry oe2 in addition to operand entry oe3 in order to
20839 expose more opportunities for vectorizer sum reduction.
20841 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20844 * Makefile.in (LIBS): Remove $(GMPLIBS).
20845 (cc1-dummy, cc1): Add $(GMPLIBS).
20847 2008-02-06 Jan Hubicka <jh@suse.cz>
20850 * i386.md (moddf_integer): Do not produce partial memory stalls for
20851 targets where it hurts.
20853 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20856 * optabs.c (expand_float): Do not check for decimal modes when
20857 expanding unsigned integer through signed conversion.
20859 2008-02-06 Nick Clifton <nickc@redhat.com>
20861 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20862 inside the clobber with a match_operand and duplicated operand
20863 number in the constraint.
20864 (ineqbranchsi): Delete redundant comment.
20866 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20868 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20869 builtin_define ("__USE_INIT_FINI__").
20870 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20872 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20874 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20876 PR documentation/30330
20877 * doc/invoke.texi (C++ Dialect Options)
20878 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20879 For each warning option -Wfoo that allows -Wno-foo, ensure both
20880 -Wfoo and -Wno-foo are listed in the option index. Fix index
20881 entry of -Wswitch-default, index -Wnormalized= including the
20882 `=', and -Wlarger-than-@var{len} including @var{len}.
20884 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20886 * config/i386/i386.md (floatunssisf2): Use
20887 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20888 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20889 Macroize expander using MODEF mode iterator.
20891 2008-02-05 Diego Novillo <dnovillo@google.com>
20893 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20896 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20898 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20901 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20903 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20906 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20907 to indicate if a message should be generated.
20908 (init_cumulative_args): Updated.
20909 (function_value_32): Likewise.
20911 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20913 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20915 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20918 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20919 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20921 2008-02-04 Diego Novillo <dnovillo@google.com>
20923 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20926 * tree-vrp.c (vrp_evaluate_conditional): With
20927 -Wtype-limits, emit a warning when comparing against a
20928 constant outside the natural range of OP0's type.
20930 2008-02-04 Richard Guenther <rguenther@suse.de>
20932 PR middle-end/33631
20933 * expr.c (count_type_elements): Give for unions instead of
20936 2008-02-04 Richard Guenther <rguenther@suse.de>
20938 PR middle-end/35043
20939 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20940 to TYPE_DOMAINs base type instead of using bitsizetype here.
20942 2008-02-03 Jason Merrill <jason@redhat.com>
20944 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20946 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20949 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20950 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20951 (RS/6000 and PowerPC Options): Fix typos and markup.
20952 * doc/passes.texi (Tree-SSA passes): Likewise.
20954 2008-02-02 Michael Matz <matz@suse.de>
20957 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20958 from record_last_reg_set_info.
20959 (record_last_reg_set_info): Take an RTX argument, iterate over all
20960 constituent hardregs.
20961 (record_last_set_info, record_opr_changes): Change calls to
20962 new signature or to record_last_reg_set_info_regno.
20964 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20966 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20968 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20970 PR rtl-optimization/34773
20971 * reg-notes.def (EQUAL): Mention significance of combination of
20972 REG_EQUAL and REG_RETVAL.
20973 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20974 insn that has a REG_RETVAL.
20976 2008-02-01 Roger Sayle <roger@eyesopen.com>
20979 * configure.ac (--enable-fixed-point): Disable unless explicitly
20981 * configure: Regenerate.
20983 2008-02-01 Richard Guenther <rguenther@suse.de>
20986 * invoke.texi (-finline-limit): Remove no longer true parts
20987 of the documentation. Note that there is no default value.
20989 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20990 Mark Mitchell <mark@codesourcery.com>
20991 Ben Elliston <bje@au.ibm.com>
20994 * doc/extend.texi (Other Builtins): Document.
20996 2008-01-31 Tom Browder <tom.browder@gmail.com>
20998 * doc/c-tree.texi (Types): Fix grammar.
20999 (Expression trees): Ditto.
21000 * doc/passes.texi (Tree-SSA passes): Ditto.
21002 * doc/configterms.texi (Configure Terms): Fix typo.
21003 * doc/cpp.texi (Common Predefined Macros): Ditto.
21004 * doc/md.texi (Machine Constraints): Ditto.
21006 * doc/makefile.texi (Makefile): Add comma.
21008 2008-01-31 Tom Browder <tom.browder@gmail.com>
21009 Gerald Pfeifer <gerald@pfeifer.com>
21011 * doc/sourcebuild.texi (Front End): Remove references to CVS
21012 and CVSROOT/modules.
21013 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21014 (Back End): Remove reference to CVS.
21016 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21019 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21021 (mips16_gp_pseudo_reg): ...here.
21022 * config/mips/mips.md (load_const_gp): Replace with...
21023 (load_const_gp_<mode>): ...this :P-based insn.
21025 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21027 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21028 options. Minor fixes.
21029 (-std): Move reference to standards closer to where language
21030 standards are first mentioned.
21032 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21034 PR rtl-optimization/34995
21035 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21036 parameter and return a bool. If the rtx parameter is nonnull,
21037 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21038 (find_reloads): Update call accordingly. Pass the new operand
21039 if it needed no address reloads, otherwise pass null.
21041 2008-01-30 Richard Henderson <rth@redhat.com>
21044 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21045 for unbounded arrays.
21047 2008-01-30 Silvius Rus <rus@google.com>
21049 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21051 2008-01-30 Jan Hubicka <jh@suse.cz>
21054 * i386.c (init_cumulative_args): Use real function declaration when
21057 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21059 PR rtl-optimization/34998
21060 * global.c (build_insn_chain): Treat non-subreg_lowpart
21061 SUBREGs of pseudos as clobbering all the words covered by the
21062 SUBREG, not just all the bytes.
21063 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21064 original df_ref rather than an extract parameter.
21065 (global_conflicts): Update call accordingly.
21067 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21069 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21070 the overflow check to make it easier to read.
21071 (__fixtfdi): Change the type of the ll member in union
21072 long_double to UDItype_x.
21074 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21076 PR middle-end/34969
21077 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21078 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21079 * tree-inline.c (fold_marked_statements): Call
21080 cgraph_update_edges_for_call_stmt if folding a call statement.
21081 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21082 debug_generic_stmt calls, reset it back afterwards.
21085 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21087 * c-typeck.c (build_external_ref): Don't pedwarn about
21088 static vars in current function's scope.
21090 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21092 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21094 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21097 * ipa-struct-reorg.c: Fix spelling.
21098 * params.def: Ditto.
21100 2008-01-29 Richard Guenther <rguenther@suse.de>
21102 PR middle-end/35006
21103 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21105 * tree-inline.c (remap_type): Increment remapping_type_depth
21106 around remapping types.
21107 (copy_body_r): Only add referenced variables if they are referenced
21108 from code, not types.
21110 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21121 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21122 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21124 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21127 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21128 pointer for tiny stack.
21130 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21132 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21134 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21136 * config/vx-common.h: Fix typo in comment.
21138 2008-01-28 Ian Lance Taylor <iant@google.com>
21142 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21143 coalesce pointers if they have different DECL_NO_TBAA_P values.
21144 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21145 between variables with different DECL_NO_TBAA_P values.
21147 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21150 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21151 are not legitimate small data references on SPE targets.
21153 2008-01-28 David Daney <ddaney@avtrex.com>
21155 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21157 2008-01-28 David Daney <ddaney@avtrex.com>
21159 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21161 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21163 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21164 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21165 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21166 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21167 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21168 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21169 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21170 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21172 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21174 * basic-block.h (condjump_equiv_p): Fix comment.
21176 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21178 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21179 print_generic_stmt_indented): Fix comment.
21181 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21183 * configure.ac (__stack_chk_fail): Add detecion for availability
21184 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21185 * configure: Regenerate.
21187 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21189 PR middle-end/34688
21190 * final.c (output_addr_const): Handle TRUNCATE.
21192 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21195 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21196 (zero_cost, infinite_cost): New constants.
21197 (struct cost_pair): Change type of cost to comp_cost.
21198 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21199 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21201 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21202 split_address_cost, ptr_difference_cost, difference_cost,
21203 get_computation_cost_at, get_computation_cost,
21204 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21205 determine_use_iv_cost_condition, determine_use_iv_costs,
21206 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21207 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21208 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21209 Change type of cost to comp_cost.
21210 (determine_iv_cost): Increase cost of non-original ivs, instead
21211 of decreasing the cost of original ones.
21212 (get_address_cost): Indicate the complexity of the addressing mode
21214 (try_add_cand_for): Prefer using ivs not specific to some object.
21215 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21217 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21218 Janis Johnson <janis187@us.ibm.com>
21221 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21222 (TARGET_INSTANTIATE_DECLS): Likewise.
21223 * target.h (expand_to_rtl_hook): New target hook.
21224 (instantiate_decls): Likewise.
21225 * function.c (instantiate_decl): Make non-static. Rename to...
21226 (instantiate_decl_rtl): ... this.
21227 (instantiate_expr): Use instantiate_decl_rtl.
21228 (instantiate_decls_1): Likewise.
21229 (instantiate_decls): Likewise.
21230 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21231 * function.h (instantiate_decl_rtl): Add prototype.
21232 * cfgexpand.c (target.h): New include.
21233 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21234 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21235 (TARGET_INSTANTIATE_DECLS): Likewise.
21236 (TARGET_INITIALIZER): New target hooks added.
21237 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21239 * config/rs6000/rs6000.c (tree-flow.h): New include.
21240 (machine_function): Add sdmode_stack_slot field.
21241 (rs6000_alloc_sdmode_stack_slot): New function.
21242 (rs6000_instantiate_decls): Likewise.
21243 (rs6000_secondary_memory_needed_rtx): Likewise.
21244 (rs6000_check_sdmode): Likewise.
21245 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21246 (TARGET_INSTANTIATE_DECLS): Likewise.
21247 (rs6000_hard_regno_mode_ok): Allow SDmode.
21248 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21249 (rs6000_emit_move): Handle SDmode.
21250 (function_arg_advance): Likewise.
21251 (function_arg): Likewise.
21252 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21253 SDmode var args for 32-bit compiles.
21254 (rs6000_secondary_reload_class): Handle SDmode.
21255 (rs6000_output_function_epilogue): Likewise.
21256 (rs6000_function_value): Simplify if statement.
21257 (rs6000_libcall_value): Likewise.
21258 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21259 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21260 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21261 (movsd_hardfloat): New define_insn.
21262 (movsd_softfloat): Likewise.
21263 (movsd_store): Likewise.
21264 (movsd_load): Likewise.
21265 (extendsddd2): Likewise.
21266 (extendsdtd2): Likewise.
21267 (truncddsd2): Likewise.
21268 (movdd_hardfloat64): Fixup comment.
21269 (UNSPEC_MOVSD_LOAD): New constant.
21270 (UNSPEC_MOVSD_STORE): Likewise.
21272 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21275 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21277 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21278 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21279 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21280 and TRUTH_XOR_EXPR.
21282 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21285 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21286 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21287 __LONGDOUBLE128 too.
21288 * config/rs6000/aix61.h: New file.
21290 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21292 PR rtl-optimization/34959
21293 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21294 popcount and parity rtxes the same mode as their operand.
21295 Truncate or extend the result to the return value's mode
21298 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21301 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21302 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21303 to GOT_VERSION_REGNUM.
21304 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21305 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21306 * config/mips/mips.c (mips_emit_call_insn): New function.
21307 (mips_call_tls_get_addr): Call mips_expand_call directly.
21308 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21310 (mips16_build_call_stub): Likewise. Return the call insn or null.
21311 (mips_expand_call): Update the call to mips16_build_call_stub
21312 accordingly and a remove redundant condition. Assert that MIPS16
21313 stubs do not use lazy binding. Use mips_emit_call_insn and return
21315 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21317 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21318 (mips_avoid_hazard): Remove hazard_set handling.
21319 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21320 (UNSPEC_RESTORE_GP): ...this.
21321 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21322 (FAKE_CALL_REGNO): Rename to...
21323 (GOT_VERSION_REGNUM): ...this.
21324 (type): Add "ghost" value. Add an associated insn reservation.
21325 (hazard_set): Remove.
21326 (exception_receiver): Rename to...
21327 (restore_gp): ...this and update the unspec identifier accordingly.
21328 (exception_receiver, nonlocal_got_receiver): New expanders.
21329 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21330 FAKE_CALL_REGNO. Remove hazard_set attribute.
21331 (set_got_version, update_got_version): New patterns.
21333 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21336 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21338 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21341 * doc/install.texi2html: Generate gcc-vers.texi.
21343 2008-01-25 DJ Delorie <dj@redhat.com>
21345 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21347 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21349 * config/c4x: Remove directory.
21350 * config.gcc (crx-*, mt-*): Mark obsolete.
21351 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21352 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21353 sh-*-rtemscoff*): Remove cases.
21354 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21355 * real.c (encode_c4x_single, decode_c4x_single,
21356 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21357 c4x_extended_format): Remove.
21358 * real.h (c4x_single_format, c4x_extended_format): Remove.
21359 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21361 (Pragmas): Remove comment about c4x pragmas.
21362 * doc/install.texi (c4x): Remove target-specific instructions.
21363 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21364 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21365 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21366 refer to C4x source files as examples.
21367 (C4X_FLOAT_FORMAT): Remove documentation.
21369 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21371 * config/bfin/bfin.c (override_options): Reorder tests so that
21372 flag_pic gets enabled for -msep-data.
21374 2008-01-25 Richard Guenther <rguenther@suse.de>
21376 PR middle-end/32244
21377 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21378 to its bitfield precision if required.
21380 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21382 PR middle-end/33880
21383 * tree-nested.c (walk_omp_for): New function.
21384 (convert_nonlocal_reference, convert_local_reference): Call
21385 walk_omp_for on OMP_FOR.
21386 (convert_call_expr): Call walk_body on OMP_FOR's
21387 OMP_FOR_PRE_INIT_BODY.
21389 2008-01-25 Richard Guenther <rguenther@suse.de>
21391 PR tree-optimization/34966
21392 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21393 default defs and PHI_NODEs we have to insert after the
21394 defining statement.
21396 2008-01-24 Nick Clifton <nickc@redhat.com>
21398 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21399 Provide a default definition.
21400 (LIBGCC2_UNITS_PER_WORD): Likewise.
21402 * config/stormy16/stormy16.c: Include df.h for the prototype
21403 for df_regs_ever_live_p.
21404 (xstormy16_expand_builtin_va_start): Convert the stack offset
21405 into a component_ref and then use POINTER_PLUS_EXPR to add it
21406 to the incoming_virtual_args_rtx.
21407 (xstormy16_gimplify_va_arg_expr): Rename to
21408 xstormy16_gimplify_va_arg_expr.
21409 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21410 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21411 xstormy16_gimplify_va_arg_expr.
21412 Fix up some formatting issues.
21414 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21415 Move to predicates.md.
21416 (xs_hi_general_operand): Likewise.
21417 (xs_hi_nonmemory_operand): Likewise.
21418 * config/stormy16/predicates.md:
21419 (xstormy16_carry_plus_operand): New predicate.
21420 (xs_hi_general_operand): New predicate.
21421 (xs_hi_nonmemory_operand): New predicate.
21422 * config/stormy16/stormy16-protos.h:
21423 (xstormy16_carry_plus_operand): Delete prototype.
21424 (xs_hi_general_operand): Likewise.
21425 (xs_hi_nonmemory_operand): Likewise.
21427 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21428 modifiers as they are no longer needed and they can trigger
21429 reload spill failures.
21431 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21432 with a match_operand in order to help reload.
21434 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21435 constraint with 'e' for the 8th alternative as this version of
21436 the mov.w instruction only accepts the lower 8 registers.
21438 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21441 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21442 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21445 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21447 PR middle-end/33333
21448 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21450 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21452 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21454 (remove_structure): Update allocations list before removing structure.
21456 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21458 * ipa-struct-reorg.c (is_safe_cond_expr,
21459 create_new_stmts_for_cond_expr): Use integer_zerop function,
21460 that recognize not only zero-pointer, but zero-integer too.
21462 2008-01-25 Ben Elliston <bje@au.ibm.com>
21465 * fixproto: Escape "." in sed expression that strips leading "./".
21467 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21470 * gcc.c (SWITCH_OK): Removed.
21471 (SWITCH_LIVE): Changed to bit.
21472 (SWITCH_FALSE): Likewise.
21473 (SWITCH_IGNORE): Likewise.
21474 (switchstr): Change live_cond to unsigned int.
21475 (process_command): Replace SWITCH_OK with 0.
21476 (do_self_spec): Likewise.
21477 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21478 (give_switch): Likewise.
21479 (used_arg): Likewise.
21480 (do_spec_1): Set the SWITCH_IGNORE bit.
21481 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21482 bits. Set the SWITCH_LIVE bit.
21484 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21486 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21488 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21490 PR tree-optimization/34472
21491 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21492 parameter to a "bool *" and set *DATA to false if there is
21493 an unsafe access. Do not delete the structure here.
21494 (check_cond_exprs): Delete it here instead.
21495 (check_cond_exprs, exclude_cold_structs): Do not increase
21496 I when removing a structure.
21498 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21501 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21502 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21504 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21506 PR middle-end/34934
21507 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21508 a fixed vector for stack.
21510 2008-01-24 Ben Elliston <bje@au.ibm.com>
21513 * doc/gcc.texi (Software development): Add a direntry for g++.
21515 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21517 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21518 stale and straggling -fforce-addr comments above.
21520 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21522 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21523 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21525 2008-01-23 Michael Matz <matz@suse.de>
21528 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21531 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21533 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21534 malloc result type.
21536 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21538 * config/avr/avr.c (avr_current_arch): New variable.
21539 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21540 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21541 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21542 (avr_override_options): Init 'avr_current_arch'.
21543 (base_arch_s): Move from here...
21544 * config/avr/avr.h (base_arch_s): ... here. Add new members
21545 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21546 'mega' to 'have_jmp_call'.
21547 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21548 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21550 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21552 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21553 MULTILIB_MATCHES): Ditto.
21555 2008-01-23 Richard Guenther <rguenther@suse.de>
21557 PR middle-end/31529
21558 * cgraphunit.c (cgraph_reset_node): Always mark the node
21559 not reachable if it is not queued already.
21561 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21563 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21564 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21565 (cputype_selected): New static variable.
21566 (bfin_handle_option): Set it if -mcpu is used.
21567 (override_option): Select default set of workarounds if no cpu type
21568 selected on the command line.
21569 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21571 From Michael Frysinger <michael.frysinger@analog.com>
21572 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21573 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21575 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21576 for bf547, bf523, bf524, and bf526.
21577 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21579 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21580 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21581 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21582 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21583 * doc/invoke.texi (Blackfin Options): Document that
21584 -mcpu now accept bf547, bf523, bf524, and bf526.
21586 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21588 PR rtl-optimization/34628
21589 * combine.c (try_combine): Stop and undo after the first combination
21590 if an autoincrement side-effect on the first insn has effectively
21593 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21596 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21597 Offset addresses are not valid for Altivec or paired float modes.
21599 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21602 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21603 if DECL_INITIAL (decl) is error_mark_node.
21606 * c-common.c (handle_vector_size_attribute): Only allow
21607 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21608 the same way as pointer, array etc. types.
21609 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21612 * tree.c (build_type_attribute_qual_variant): Call
21613 build_qualified_type if attributes are equal, but quals are not.
21615 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21618 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21619 * flags.h (warn_strict_aliasing): Remove.
21620 (warn_strict_overflow): Remove.
21621 * opts.c (warn_strict_aliasing): Remove.
21622 (warn_strict_overflow): Remove.
21623 * c-opts.c (c_common_handle_option): -Wall only sets
21624 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21625 (c_common_post_options): Give default values to -Wstrict-aliasing
21626 and -Wstrict-overflow if they are uninitialized.
21627 * common.opt (Wstrict-aliasing): Specify Var and Init.
21628 (Wstrict-overflow): Likewise.
21630 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21632 PR rtl-optimization/26854
21633 PR rtl-optimization/34400
21634 PR rtl-optimization/34884
21635 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21637 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21638 (df_rd_bb_info.expanded_lr_out): Deleted
21639 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21640 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21641 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21642 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21643 Removed code to allocate, initialize or free expanded_lr_out.
21644 (df_rd_bb_local_compute_process_def): Restructured to make more
21646 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21647 sets if the sets are being trimmed.
21649 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21652 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21653 (as_vers): Likewise.
21654 * configure: Regenerated.
21656 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21658 PR middle-end/33092
21659 * tree-pass.h (pass_build_alias): New pass.
21660 * tree-ssa-alias.c (gate_build_alias): New.
21661 (pass_build_alias): New.
21662 * passes.c (init_optimization_passes): Add pass_build_alias after
21663 pass_create_structure_vars.
21665 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21667 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21668 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21669 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21670 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21671 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21672 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21673 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21674 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21675 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21676 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21677 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21678 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21679 * config/s390/s390.md (FP_ALL): New mode iterator.
21680 (_d): New mode attribute.
21681 ("*signbit<mode>2>"): Changed mode of first operand.
21682 ("isinf<mode>2"): Changed mode of first operand.
21683 ("*TDC_insn"): Adaptation for DFP modes.
21685 2008-01-22 Ben Elliston <bje@au.ibm.com>
21687 * tree.c (check_qualified_type): Improve function description.
21689 2008-01-21 Jason Merrill <jason@redhat.com>
21692 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21693 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21696 2008-01-21 DJ Delorie <dj@redhat.com>
21698 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21701 2008-01-21 Richard Guenther <rguenther@suse.de>
21703 PR middle-end/34856
21704 * tree-cfg.c (verify_expr): Allow all invariant expressions
21705 instead of just constant class ones as reference argument.
21706 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21707 like any other constant.
21708 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21710 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21712 * regmove.c (fixup_match_1): Update call crossed frequencies.
21714 2008-01-21 Richard Guenther <rguenther@suse.de>
21717 * tree-inline.c (setup_one_parameter): Deal with mismatched
21718 types using a VIEW_CONVERT_EXPR.
21720 2008-01-21 Alon Dayan <alond@il.ibm.com>
21721 Olga Golovanevsky <olga@il.ibm.com>
21723 PR tree-optimization/34701
21724 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21725 when the structure size is not a power of 2.
21727 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21729 * doc/install.texi: Add doc for --enable-checking=df.
21731 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21733 PR rtl-optimization/34808
21734 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21736 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21738 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21741 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21743 PR rtl-optimization/26854
21744 PR rtl-optimization/34400
21745 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21747 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21748 (df_rd_bb_info.expanded_lr_out): New.
21749 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21750 * loop_iv.c (iv_analysis_loop_init): Ditto.
21751 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21752 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21753 Added code to allocate, initialize or free expanded_lr_out.
21754 (df_rd_bb_local_compute_process_def): Restructured to make
21755 more understandable.
21756 (df_rd_confluence_n): Add code to do nothing with fake edges and
21757 code to no apply invalidate_by_call sets if the sets are being trimmed.
21758 (df_lr_local_finalize): Renamed to df_lr_finalize.
21759 (df_live_local_finalize): Renamed to df_live_finalize.
21761 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21764 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21765 deciding whether to use reciprocal instructions.
21767 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21769 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21770 dwarf2out_note_section_used if cold_text_section is NULL.
21772 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21774 PR gcov-profile/34610
21775 * tree-cfg.c (make_edges): Mark both outgoing edges from
21776 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21777 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21778 from OMP_FOR and OMP_CONTINUE outgoing edges.
21780 * tree-profile.c (tree_profiling): Return early if
21781 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21783 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21784 from cfun to child_cfun.
21785 * function.h (struct function): Add after_tree_profile bit.
21787 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21789 * config/avr/avr.S (_exit): Disable interrupt.
21791 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21792 Steven Bosscher <stevenb.gcc@gmail.com>
21794 PR rtl-optimization/26854
21795 PR rtl-optimization/34400
21796 * df-problems.c (df_live_scratch): New scratch bitmap.
21797 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21798 (df_live_reset): Clear the proper bitmaps.
21799 (df_live_bb_local_compute): Only process the artificial defs once
21800 since the order is not important.
21801 (df_live_init): Init the df_live sets only with the variables
21802 found live by df_lr.
21803 (df_live_transfer_function): Use the df_lr sets to prune the
21804 df_live sets as they are being computed.
21805 (df_live_free): Free df_live_scratch.
21807 2008-01-18 Ian Lance Taylor <iant@google.com>
21809 * common.opt: Add fmerge-debug-strings.
21810 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21811 flag_merge_debug_strings rather than flag_merge_constants.
21812 * doc/invoke.texi (Option Summary): Mention
21813 -fmerge-debug-strings.
21814 (Debugging Options): Document -fmerge-debug-strings.
21816 2008-01-18 Ian Lance Taylor <iant@google.com>
21819 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21820 (struct tree_function_decl): Add new field operator_new_flag.
21821 * tree-inline.c (expand_call_inline): When inlining a call to
21822 operator new, force the return value to go into a variable, and
21823 set DECL_NO_TBAA_P on that variable.
21824 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21826 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21829 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21830 DWARF2_DEBUGGING_INFO.
21831 (dwarf2out_note_section_used): Ditto. Add prototype.
21832 (have_multiple_function_sections, text_section_used,
21833 cold_text_section_used, *cold_text_sections): Move declarations
21836 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21838 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21839 field and add signal_ra.
21840 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21841 assignments to frame state pc. Move end of stack check after
21842 MD_FALLBACK_FRAME_STATE_FOR.
21843 (uw_update_context_1): Use frame state signal_regs if set, instead
21844 of checking signal_frame flag.
21845 (uw_update_context): Use frame state signal_ra if set.
21846 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21847 * config/xtensa/linux-unwind.h: New file.
21849 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21851 * modulo-sched.c (get_sched_window): Fix comment typo.
21853 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21855 PR tree-optimization/34648
21856 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21858 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21860 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21861 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21863 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21865 PR rtl-optimization/34400
21866 * df-core.c (df_worklist_dataflow_overeager,
21867 df_worklist_dataflow_doublequeue): New functions.
21868 (df_worklist_dataflow): Two different worklist solvers.
21869 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21872 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21875 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21876 and ftree-parallelize-loops.
21878 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21880 PR rtl-optimization/34826
21881 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21883 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21885 * global.c (find_reg): Mark the eh regs as used if necessary.
21886 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21887 * ra.h (struct allocno): no_eh_reg field added. Changed
21888 no_stack_reg type to bitfield.
21890 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21892 * tree.c (substitute_in_expr): Add missing 'break'.
21894 2008-01-17 Richard Guenther <rguenther@suse.de>
21896 PR tree-optimization/34825
21897 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21898 x / x as division to handle.
21900 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21902 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21903 "-pthread" is specified.
21904 * pa-hpux11.h (LIB_SPEC): Likewise.
21906 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21907 Peter Bergner <bergner@vnet.ibm.com>
21909 PR rtl-optimization/33796
21910 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21912 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21914 PR libgfortran/34699
21915 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21917 * pa-hpux10.h (LINK_SPEC): Likewise.
21918 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21920 2008-01-16 Richard Guenther <rguenther@suse.de>
21922 PR middle-end/32628
21923 * fold-const.c (fold_convert_const_int_from_int): Do not
21924 set overflow if that occured only because of a sign extension
21925 change when converting from/to a sizetype with the same
21926 precision and signedness.
21928 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21931 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21932 location address to the correct place. Update copyright year.
21934 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21936 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21937 no dependences in the dependence_relations vector.
21939 2008-01-16 Jan Hubicka <jh@suse.cz>
21941 PR rtl-optimization/31396
21942 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21943 * cfg.c (dump_reg_info): Print it.
21944 * regs.h (struct reg_info_t): add freq_calls_crossed.
21945 (REG_FREQ_CALLS_CROSSED): New macro.
21946 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21947 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21948 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21949 regmove_optimize): Update call crossed frequencies.
21950 * local-alloc.c (struct qty): Add freq_calls_crossed.
21951 (alloc_qty): Copute freq_calls_crossed.
21952 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21953 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21954 * ra.h (struct allocno): Add freq_calls_crossed.
21956 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21958 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21959 libgomp when compiling with ftree-parallelize-loops.
21960 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21962 2008-01-16 Richard Guenther <rguenther@suse.de>
21964 PR tree-optimization/34769
21965 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21966 * tree.c (int_cst_value): Instead make this function more
21967 permissive in what it accepts as valid input. Document this
21968 function always sign-extends the value.
21970 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21971 Richard Guenther <rguenther@suse.de>
21974 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21975 (gimple_fold_indirect_ref_rhs): ... this.
21976 (gimple_fold_indirect_ref): New function with foldings
21977 that preserve lvalueness.
21978 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21979 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21980 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21981 to fold an INDIRECT_REF, fall back to the old use of
21982 fold_indirect_ref_1.
21984 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21986 * tree-data-ref.c (subscript_dependence_tester_1): Call
21987 free_conflict_function.
21988 (compute_self_dependence): Same.
21990 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21993 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21994 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21996 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21997 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21998 for DWARF2_UNWIND_INFO targets.
22000 2008-01-16 Richard Guenther <rguenther@suse.de>
22003 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22004 type qualifiers for function types.
22006 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22008 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22009 loop_iterator li from previous commit.
22011 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22013 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22015 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22017 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22018 (parallelize_loops): Don't parallelize irreducible components.
22020 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22023 * c-opts (c_common_post_options): Do not enable CPP
22024 flag_pedantic_errors by default.
22026 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22028 PR rtl-optimization/31944
22029 * cse.c (remove_pseudo_from_table): New function.
22030 (merge_equiv_classes): Use above function to remove pseudo-registers.
22031 (invalidate): Likewise.
22033 2008-01-13 Richard Guenther <rguenther@suse.de>
22035 PR middle-end/34601
22036 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22037 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22039 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22041 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22042 validate_change to unshare the source of the PC set.
22044 2008-01-12 Jan Hubicka <jh@suse.cz>
22046 PR middle-end/32135
22047 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22048 references above array bounds. This might trigger bounds checks for
22049 pointers to arrays.
22051 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22053 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22054 new_replaceable_dependencies.
22056 2008-01-12 Doug Kwan <dougkwan@google.com>
22058 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22059 instead of OPT_Wreturn_type in warning due to ignored return type
22061 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22062 options included in -Wextra.
22063 * c.opt: New option -Wignored_qualifiers.
22064 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22065 -Wignore_qualifiers.
22066 (-Wignored-qualifiers): Document.
22067 (-Wreturn-type): Remove description of functionality now handled
22068 by -Wignored-qualifiers.
22070 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22073 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22074 NOP_EXPR if it is between integral types with the same precision.
22076 2008-01-12 Jan Hubicka <jh@suse.cz>
22079 * invoke.texi (max-inline-recursive-depth): Fix default value.
22081 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22083 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22086 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22088 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22090 2008-01-11 James E. Wilson <wilson@specifix.com>
22093 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22095 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22097 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22098 save/restore frame pointer register and don't use 'call-prologues'
22099 optimization in function with "OS_task" attribute.
22101 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22103 PR middle-end/31309
22104 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22105 when copying to memory.
22107 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22109 PR rtl-optimization/30905
22110 * cfgcleanup.c: Include dce.h
22111 (crossjumps_occured): New global variable.
22112 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22113 If something changed, set crossjumps_occured to true.
22114 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22115 Don't add/remove fake edges to exit here...
22116 (cleanup_cfg): ...but do it here, when crossjumping.
22117 Run a fast DCE when successful crossjumps occured in the latest
22118 iteration of try_optimize_cfg.
22120 2008-01-11 Richard Guenther <rguenther@suse.de>
22122 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22123 (struct vn_unary_op_s): Likewise.
22124 (vn_reference_insert): Free old reference on hash collision.
22126 2008-01-10 Raksit Ashok <raksit@google.com>
22128 PR rtl-optimization/27971
22129 * combine.c (find_split_point): Split PLUS expressions which are
22130 inside a MEM rtx, and whose first operand is complex.
22132 2008-01-10 DJ Delorie <dj@redhat.com>
22134 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22135 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22136 (m32c_hard_regno_ok): Call the underlying function.
22138 2008-01-10 Richard Guenther <rguenther@suse.de>
22140 PR middle-end/34683
22141 * tree-cfg.c (tree_merge_blocks): Do not go through the
22142 full-blown folding and stmt updating path if we just deal
22143 with virtual operands.
22144 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22145 test for abnormal SSA_NAMEs.
22147 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22149 PR middle-end/34641
22150 * reload.c (push_reload): Add assertions. All constants from
22151 reg_equiv_constant should have been used for replacing the respective
22153 (find_reloads_address): Invoke find_reloads_address_part for
22154 constant taken from the reg_equiv_constant array.
22156 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22158 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22159 field (valnum) the first in the struct. Replace bools with
22162 2008-01-10 Richard Guenther <rguenther@suse.de>
22164 PR tree-optimization/34651
22165 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22166 types and ordering for masking and converting.
22168 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22170 PR tree-optimization/34017
22171 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22172 also for PHI_NODE expressions.
22174 2008-01-09 Jan Hubicka <jh@suse.cz>
22176 PR tree-optimization/34708
22177 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22178 based on number of case labels.
22179 (init_inline_once): Remove switch_cost.
22180 * tree-inline.h (eni_weights_d): Remove switch_cost.
22182 2008-01-09 Richard Guenther <rguenther@suse.de>
22183 Andrew Pinski <andrew_pinski@playstation.sony.com>
22185 PR middle-end/30132
22186 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22187 temporary if an rvalue is ok or an lvalue is not required.
22189 2008-01-09 Richard Guenther <rguenther@suse.de>
22191 PR middle-end/34458
22192 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22193 adjust return type.
22195 2008-01-09 Richard Guenther <rguenther@suse.de>
22197 PR middle-end/34679
22198 * tree.c (host_integerp): Check for sizetype only if the
22199 type is an integer type.
22201 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22204 * opts.c (decode_options): Disable inlining of functions called
22205 once if not in unit-at-a-time mode.
22207 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22209 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22211 2008-01-08 Richard Guenther <rguenther@suse.de>
22213 PR middle-end/31863
22214 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22215 out early if the result will be unused.
22217 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22222 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22223 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22226 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22228 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22229 for vectorization tuned.
22231 2008-01-08 Richard Guenther <rguenther@suse.de>
22233 PR tree-optimization/34683
22234 * tree-ssa-operands.c (operand_build_cmp): Export.
22235 * tree-ssa-operands.h (operand_build_cmp): Declare.
22236 * tree-vn.c (vuses_compare): Remove.
22237 (sort_vuses): Use operand_build_cmp.
22238 (sort_vuses_heap): Likewise.
22239 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22240 to re-use old VEC if available. Do not sort already sorted VUSEs.
22241 (vdefs_to_vec): Do not sort already sorted VDEFs.
22243 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22245 PR middle-end/34694
22246 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22248 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22251 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22252 limitations of reciprocal sequences on x86 targets.
22254 2008-01-08 Richard Guenther <rguenther@suse.de>
22256 PR tree-optimization/34683
22257 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22259 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22262 * config/darwin.c (darwin_mergeable_string_section): Don't use
22263 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22265 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22268 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22269 negxf2. Macroize expander using X87MODEF mode iterator. Change
22270 predicates of op0 and op1 to register_operand.
22271 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22272 expander using X87MODEF mode iterator. Change predicates of
22273 op0 and op1 to register_operand.
22274 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22275 corresponding patterns and macroize using MODEF macro. Change
22276 predicates of op0 and op1 to register_operand and remove
22277 "m" constraint. Disparage "r" alternative with "!".
22278 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22279 macroize using X87MODEF macro. Change predicates of op0 and op1
22280 to register_operand and remove "m" constraint. Disparage "r"
22281 alternative with "!".
22282 (absneg splitter with memory operands): Remove.
22283 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22284 patterns and macroize using X87MODEF mode iterator.
22285 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22286 Change predicate of op1 to register_operand.
22287 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22288 for memory operands.
22290 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22292 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22294 2008-01-07 Richard Guenther <rguenther@suse.de>
22296 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22299 2008-01-07 Richard Guenther <rguenther@suse.de>
22301 PR tree-optimization/34683
22302 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22303 VOPs of the needed size to save memory. Use VEC_quick_push
22304 to save compile-time.
22305 (vdefs_to_vec): Likewise.
22307 2008-01-07 Sa Liu <saliu@de.ibm.com>
22309 * config/spu/spu.md (divdf3): Genetate inline code for double
22310 division. The implementation doesn't handle INF or NAN, therefore it
22311 only applies when -ffinite-math-only is given.
22313 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22316 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22317 * doc/cpp.texi ([Common Predefined Macros]): Document.
22319 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22321 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22322 order to use commutative addition instead of subtraction.
22324 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22325 Mircea Namolaru <namolaru@il.ibm.com>
22326 Vladimir Yanovsky <yanov@il.ibm.com>
22327 Revital Eres <eres@il.ibm.com>
22329 PR tree-optimization/34263
22330 * tree-outof-ssa.c (process_single_block_loop_latch,
22331 contains_tree_r): New functions.
22332 (analyze_edges_for_bb): Call process_single_block_loop_latch
22333 function to empty single-basic-block latch block if possible.
22335 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22337 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22339 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22341 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22343 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22345 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22347 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22349 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22351 PR tree-optimization/34618
22352 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22355 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22358 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22359 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22360 Update copyright year.
22362 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22363 Update copyright year.
22364 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22367 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22369 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22370 edge does not point to current bb before changing need_assert.
22372 2008-01-04 Richard Guenther <rguenther@suse.de>
22374 PR middle-end/34029
22375 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22376 for verifying purposes if they are is_gimple_min_invariant.
22378 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22380 PR tree-optimization/34448
22381 PR tree-optimization/34465
22382 * gimplify.c (gimplify_init_constructor): Add new parameter
22383 notify_temp_creation. Use it.
22384 (gimplify_modify_expr_rhs): Take volatiles into account when
22385 optimizing constructors.
22386 Do not optimize constructors if gimplify_init_constructor will dump to
22388 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22389 * gcc.c-torture/compile/pr34448.c: New.
22391 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22393 PR gcov-profile/34609
22394 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22395 return_slot if result is TREE_ADDRESSABLE.
22397 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22399 * config/mips/mips.md (sqrt_condition): Tweak comment.
22400 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22402 2008-01-03 Tom Tromey <tromey@redhat.com>
22405 * c-common.c (c_type_hash): Handle VLAs.
22407 2008-01-03 Jan Hubicka <jh@suse.cz>
22409 PR tree-optimization/31081
22410 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22411 0 when inlining and not inlining to first basic block.
22412 (remap_decl): When var is initialized to 0, don't set default_def.
22413 (expand_call_inline): Set entry_bb.
22414 * tree-inline.h (copy_body_data): Add entry_bb.
22416 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22419 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22422 PR tree-optimization/29484
22423 * tree-inline.c (inline_forbidden_p_2): New function.
22424 (inline_forbidden_p): Disallow inlining if some static var
22425 has an address of a local LABEL_DECL in its initializer.
22426 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22429 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22431 PR tree-optimization/34635
22432 * tree-data-ref.c (add_other_self_distances): Make sure that the
22433 evolution step is constant.
22435 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22437 PR middle-end/34608
22438 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22440 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22442 * tree-sra.c (scalarize_init): Insert the generate_element_init
22443 statements after the generate_element_zero statements.
22445 2008-01-02 Richard Guenther <rguenther@suse.de>
22447 PR middle-end/34093
22448 PR middle-end/31976
22449 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22450 for very large number of operands instead of ICEing.
22452 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22455 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22456 while stack probing.
22458 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22460 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22463 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22465 PR libmudflap/26442
22466 * tree-mudflap.c (mx_register_decls): Guard warning by
22467 !DECL_ARTIFICIAL check.
22469 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22471 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22472 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22473 sse5_perm<mode>): Fix constraints.