1 2008-09-05 David Daney <ddaney@avtrex.com>
3 * doc/install.texi (--enable-reduced-reflection): Document new option.
5 2008-09-05 Bob Wilson <bob.wilson@acm.org>
7 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
9 (constantpool_operand): New.
10 (move_operand): Disallow sub-word modes for the constant pool.
11 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
12 (xtensa_secondary_reload_class): Replace with....
13 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
14 Set icode for sub-word reloads from the constant pool.
15 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
16 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
17 * config/xtensa/xtensa.md (reload<mode>_literal): New.
18 * config/xtensa/xtensa-protos.h: Update prototypes.
20 2008-09-05 Joseph Myers <joseph@codesourcery.com>
22 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
23 (REG_CLASS_NAMES): Update.
24 (REG_CLASS_CONTENTS): Update.
25 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
26 of ALL_REGS for regs 77 and 78.
27 * function.c (instantiate_virtual_regs_in_insn): Assert that
28 return value of simplify_gen_subreg is not NULL.
30 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
32 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
33 (gen_rtvec_v): Fix coding standards.
35 2008-09-04 Jan Hubicka <jh@suse.cz>
37 * i386.c (decide_alg): Be more conservative about optimizing for size.
39 2008-09-04 Ian Lance Taylor <iant@google.com>
41 * varasm.c (narrowing_initializer_constant_valid_p): New
43 (initializer_constant_valid_p): Call it.
45 2008-09-04 Jeff Law <law@redhat.com>
47 * fold-const.c (native_encode_real): Fix computation of WORDS.
48 (native_interpret_real): Likewise.
50 2008-09-04 Janis Johnson <janis187@us.ibm.com>
52 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
54 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
56 * ira-conflicts.c (process_regs_for_copy): Check insn to check
57 that the cost is already taken into account in ira-costs.c
59 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
61 * ira-build.c (print_copy, print_copies, ira_debug_copy,
62 ira_debug_copies): New.
63 (ira_bulid): Call print_copies.
65 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
67 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
70 * config/rs6000/rs6000.c (optimization_options): Remove check of
73 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
75 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
76 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
77 second operand is a reg_imm10_operand.
78 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
79 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
80 (*seq_<GPR:mode><GPR2:mode>): Rename to
81 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
83 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
84 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
86 (*sne_<GPR:mode><GPR2:mode>): Rename to
87 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
90 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
92 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
93 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
94 combining an arithmetic right shift by more than 31 and a
95 trunction. Don't match for out-of-range shift amounts. Set
96 attribute mode to <MODE>.
97 (*lshr32_trunc<mode>): Name the pattern combining a logical right
98 shift by 32 and and a truncation. Set attribute mode to <MODE>.
99 (*<optab>_trunc<mode>_exts): New pattern for truncated right
100 shifts by less than 32.
101 (extv): Change predicate on first operand to accept registers.
102 Change predicate of the other operands from immediate_operand to
103 const_int_operand. Expand exts when source is a register.
104 (extzv): Change predicate of the constant operands from
105 immediate_operand to const_int_operand.
106 (extzv<mode>): Change predicate of the constant operands from
107 immediate_operand to const_int_operand and no constraint. Also
109 (*extzv_trunc<mode>_exts): New pattern.
111 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
113 * config/mips/mips.h (ISA_HAS_CINS): New macro.
114 * config/mips/mips-protos.h (mask_low_and_shift_p,
115 mask_low_and_shift_len): Declare.
116 * config/mips/mips.c (mask_low_and_shift_p,
117 mask_low_and_shift_len): New functions.
118 (mips_print_operand): Handle new operand prefix "m".
119 * config/mips/mips.md (*cins<mode>): New pattern.
121 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
123 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
126 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
128 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
129 regardless of epilogue_completed.
131 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
134 * ira-lives.c (process_bb_node_lives): Check setjmp.
136 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
139 * ira-build.c (form_loop_tree): Reverse BB walk.
140 (create_bb_allocnos): Likewise.
141 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
142 (mark_reg_store): Rename to...
143 (mark_ref_live): ...this and take a df_ref argument instead of
144 note_stores arguments. Assert that we have a register.
145 (mark_reg_clobber): Delete.
146 (def_conflicts_with_inputs_p): New function.
147 (mark_reg_conflicts): Delete.
148 (mark_reg_death): Rename to...
149 (mark_ref_dead): ...this and take a df_ref argument instead of
150 a register. Assert that we have a register.
151 (process_bb_node_lives): Hoist frequency calculation out of
152 instruction walk. Convert from a forwards scan to a backwards scan.
153 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
154 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
155 (create_allocno_live_ranges): Don't create regs_set.
157 2008-09-04 Ian Lance Taylor <iant@google.com>
159 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
161 * calls.c (emit_library_call_value_1): Use MEM_P rather than
162 comparing MODE with MEM.
163 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
164 comparing with GF_PREDICT_TAKEN.
165 (gimple_get_lhs): Change code to enum gimple_code.
166 (gimple_set_lhs): Likewise.
167 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
168 * omp-low.c (find_omp_clause): Change kind parameter to enum
170 * tree-flow.h (find_omp_clause): Update declaration.
171 * regrename.c (clear_dead_regs): Change kind parameter to enum
173 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
175 * see.c (see_get_extension_data): Change return type to enum
176 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
177 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
178 (see_gen_normalized_extension): Change extension_code parameter to
180 (see_seek_pre_extension_expr): Change extension_code to enum
182 (see_merge_one_def_extension): Likewise.
183 (see_handle_relevant_defs): Likewise.
184 (see_handle_relevant_uses): Likewise.
185 (see_analyze_one_def): Likewise.
186 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
187 GIMPLE_ASM rather than ASM_EXPR.
188 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
189 GIMPLE_RETURN rather than RETURN_EXPR.
190 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
191 (evaluate_stmt): Likewise.
192 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
193 to enum vect_relevant.
194 (vect_mark_stmts_to_be_vectorized): Change assertion to not
195 compare gimple codes with tree codes.
197 2008-09-04 Paul Brook <paul@codesourcery.com>
199 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
201 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
203 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
204 pointer check lost in the recent no-unit-at-a-time patch.
206 2008-09-04 Jan Hubicka <jh@suse.cz>
209 * tree-switch-conversion.c (check_final_bb): Accept only IP
212 2008-09-04 Jan Hubicka <jh@suse.cz>
214 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
216 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
217 using_ranges argument.
218 (vrp_evaluate_conditional): Avoid bogus warning for type range.
219 (vrp_visit_cond_stmt): Update call of
220 vrp_evaluate_conditional_warnv_with_ops
222 2008-09-04 Jan Hubicka <jh@suse.cz>
224 PR tree-optimization/37345
225 PR tree-optimization/37358
226 PR tree-optimization/37357
227 * tree.c (build_function_type_skip_args): Build distinct type copy;
229 (build_function_decl_skip_args): Set type of new decl not orig decl;
230 clear DECL_VINDEX for methods turned into functions.
232 2008-09-04 Nick Clifton <nickc@redhat.com>
234 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
236 * configure: Regenerate.
237 * config.in: Regenerate.
238 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
239 alignment field, if it is supported.
241 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
243 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
246 2008-09-03 David Edelsohn <edelsohn@gnu.org>
248 * config/rs6000/rs6000.c (processor_target_table): Do not
249 enable VMX for POWER6.
251 2008-09-03 Anton Blanchard <anton@samba.org>
253 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
254 emit memory barrier before operation.
256 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
259 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
260 default_elf_asm_output_external.
262 2008-09-03 Jeff Law <law@redhat.com>
264 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
266 2008-09-03 Richard Henderson <rth@redhat.com>
268 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
269 memory barrier to below the test-and-set.
270 (alpha_split_lock_test_and_set_12): Likewise.
272 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
276 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
279 * ira-color.c (print_loop_title): Use all_allocnos.
280 (color_pass): Ditto. Don't add border_allocnos. Check that
281 subloop allocno in the correspdoning bitmap all_allocnos.
283 * ira-emit.c (change_loop): Use all_allocnos.
285 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
287 (ira_create_allocno): Set up all_allocnos bit for the created
289 (create_cap_allocno): Remove setting mentioned_allocnos.
290 (create_insn_allocnos): Ditto.
291 (remove_unnecessary_allocnos): Use all_allocnos.
292 (check_allocno_creation): Check that allocnos are in the
293 corresponding bitmap all_allocnos.
295 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
299 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
300 (process_regs_for_copy): Process subregs. Refine check when cost
301 is taken into account in ira-costs.c.
302 (process_reg_shuffles): Use REG_SUBREG_P.
303 (add_insn_allocno_copies): Ditto. Ignore modes.
305 * ira-color.c (conflict_allocno_vec): New.
306 (COST_HOP_DIVISOR): New macro.
307 (update_copy_costs_1): Use it.
308 (update_conflict_hard_regno_costs): New function.
309 (assign_hard_reg): Use it.
310 (ira_color): Allocate and free conflict_allocno_vec.
312 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
316 * ira-int.h (ira_sort_insn_chain): Remove.
318 * ira.c (basic_block_order_nums, chain_insn_order,
319 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
320 (ira): Don't call ira_sort_insn_chain.
322 * reload1.c (reload): Don't call ira_sort_insn_chain.
324 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
327 * cgraphunit.c (update_call_expr): Remove eh regions from statements
328 which become non throw.
329 (cgraph_function_versioning): Also clear DECL_WEAK. Call
330 update_call_expr after updating the flags on the decl.
332 2008-09-03 Jan Hubicka <jh@suse.cz>
334 PR tree-optimization/37315
335 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
336 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
337 (cgraph_analyze_functions): Use node->analyzed
338 (cgraph_mark_functions_to_output): Likewise.
339 (cgraph_expand_function): All functions can be released after
341 (cgraph_optimize): Use gimple_has_body_p.
342 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
343 (cgraph_decide_inlining_incrementally): Likewise.
344 (inline_transform): Inline transform.
345 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
347 (inlinable_function_p): Drop gimple_body check.
348 (expand_call_inline): Use gimple_has_body_p.
349 * gimple.c (gimple_has_body_p): New.
350 * gimple.h (gimple_has_body_p): Add prototype.
351 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
352 (dump_function_to_file): Use gimple_has_body_p check.
354 2008-09-03 Jakub Jelinek <jakub@redhat.com>
357 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
359 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
361 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
363 From Michael Frysinger <michael.frysinger@analog.com>
364 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
365 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
368 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
371 * doc/extend.texi: Document picoChip builtin functions.
372 * doc/invoke.texi: Document picoChip options.
373 * doc/contrib.texi: Add picoChip contribution.
374 * doc/md.texi: Document picoChip constraints.
375 * config.gcc: Add picochip-*-*.
376 * config/picochip/: Add new port.
378 2008-09-03 Richard Guenther <rguenther@suse.de>
380 PR tree-optimization/37328
381 * tree-sra.c (sra_build_assignment): Gimplify properly.
382 (generate_copy_inout): Take the correct stmt as definition,
385 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
387 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
390 From Michael Frysinger <michael.frysinger@analog.com>
391 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
393 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
395 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
397 (__gthread_setspecific): Revert 2008-08-31 change to
398 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
401 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
403 * diagnostic.c (error_at): New.
404 * toplev.h (error_at): New prototype.
405 * c-typeck.c (build_array_ref): Call error_at instead of error.
406 Pass location to pedwarn.
408 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
410 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
412 2008-09-02 Jakub Jelinek <jakub@redhat.com>
414 * dwarf2out.c (tree_add_const_value_attribute): Only handle
415 VAR_DECL and CONST_DECL.
417 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
418 Jakub Jelinek <jakub@redhat.com>
420 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
421 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
422 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
423 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
424 Don't set ix86_save_varrargs_registers.
425 (ix86_setup_incoming_varargs): Assume cum != NULL.
426 (ix86_va_start): Check ix86_varargs_gpr_size and
427 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
428 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
429 from frame pointer if ix86_varargs_gpr_size == 0.
430 (ix86_compute_frame_layout): Updated.
431 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
432 (ix86_varargs_gpr_size): Define.
433 (ix86_varargs_fpr_size): Likewise.
434 (machine_function): Remove save_varrargs_registers.
435 Add varargs_gpr_size and varargs_fpr_size.
437 2008-09-02 Jakub Jelinek <jakub@redhat.com>
439 * config/alpha/alpha.c (va_list_skip_additions,
440 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
441 (alpha_gimplify_va_arg): Call unshare_expr on second use of
444 PR tree-optimization/36766
445 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
446 for already removed basic blocks.
449 * real.c (real_maxval): Clear a lower bit to make real_maxval
450 match get_max_float for IBM long double format.
452 2008-09-02 Andreas Schwab <schwab@suse.de>
454 * configure.ac: Use m4_quote to quote the expansion of m4_do.
455 * configure: Regenerate.
457 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
459 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
460 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
461 checking for a non-VOID CONSTANT_P.
463 2008-09-02 Jan Hubicka <jh@suse.cz>
465 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
466 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
468 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
470 * expr.c (emit_group_store): Don't assert stack temp mode size.
472 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
473 Tobias Grosser <grosser@fim.uni-passau.de>
474 Jan Sjodin <jan.sjodin@amd.com>
475 Harsha Jagasia <harsha.jagasia@amd.com>
476 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
477 Konrad Trifunovic <konrad.trifunovic@inria.fr>
478 Adrien Eliche <aeliche@isty.uvsq.fr>
480 Merge from graphite branch.
483 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
484 * doc/invoke.texi (-floop-block, -floop-interchange,
485 -floop-strip-mine): Document new flags.
486 * tree-into-ssa.c (gimple_vec): Moved...
487 * tree-loop-distribution.c (rdg_component): Moved...
488 * cfgloopmanip.c: Include tree-flow.h.
489 (update_dominators_in_loop): New.
490 (create_empty_if_region_on_edge): New.
491 (create_empty_loop_on_edge): New.
492 (loopify): Use update_dominators_in_loop.
493 * tree-pass.h (pass_graphite_transforms): Declared.
494 * configure: Regenerate.
495 * tree-phinodes.c (make_phi_node): Export.
496 (add_phi_node_to_bb): New, split from create_phi_node.
497 * tree-chrec.c (for_each_scev_op): New.
498 * tree-chrec.h (for_each_scev_op): Declared.
499 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
500 (remove_statement): Call get_phi_with_result.
501 * config.in (HAVE_cloog): Undef.
502 * gdbinit.in (pgg): New.
503 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
504 * tree-ssa-loop.c (graphite_transforms): New.
505 (gate_graphite_transforms): New.
506 (pass_graphite_transforms): New.
507 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
508 HAVE_cloog): Defined.
509 * tree-vectorizer.c (rename_variables_in_bb): Export.
510 * tree-data-ref.c (dr_may_alias_p): Export.
511 (stmt_simple_memref_p): New.
512 (find_data_references_in_stmt): Export.
513 (find_data_references_in_loop): Export.
514 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
515 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
516 (create_rdg_vertices): Export.
517 (build_empty_rdg): New.
518 (build_rdg): Call build_empty_rdg. Free dependence_relations.
519 * tree-data-ref.h (rdg_component): ... here.
521 (struct data_reference): Add a field scop.
523 (find_data_references_in_loop): Declared.
524 (find_data_references_in_stmt): Declared.
525 (create_rdg_vertices): Declared.
526 (dr_may_alias_p): Declared.
527 (stmt_simple_memref_p): Declared.
528 (struct rdg_edge): Add a field ddr_p relation.
529 (build_empty_rdg): Declared.
530 * lambda.h (lambda_matrix): Declare a VEC of.
531 (find_induction_var_from_exit_cond): Declared.
532 (lambda_vector_compare): New.
533 * common.opt (fgraphite, floop-strip-mine,
534 floop-interchange, floop-block): New flags.
535 * lambda-code.c (find_induction_var_from_exit_cond): Export.
536 * cfgloop.c (is_loop_exit): New.
537 * cfgloop.h (is_loop_exit): Declared.
538 (create_empty_if_region_on_edge): Declared.
539 (create_empty_loop_on_edge): Declared.
540 * tree-flow.h (add_phi_node_to_bb): Declared.
541 (make_phi_node): Declared.
542 (rename_variables_in_bb): Declared.
543 (perfect_loop_nest_depth): Declared.
544 (graphite_transform_loops): Declared.
545 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
546 (graphite.o-warn): Add -Wno-error.
547 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
548 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
549 (INCLUDES): Add PPLINC, CLOOGINC.
550 (OBJS-common): Add graphite.o.
551 (graphite.o): Add rule.
552 * gimple.h (gimple_vec): ... here.
553 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
554 * passes.c (init_optimization_passes): Schedule
555 pass_graphite_transforms.
557 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
560 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
561 and -fno-toplevel-reorder after handle_options.
563 2008-09-02 Paul Brook <paul@codesourcery.com>
565 * config/arm/arm.c (arm_tune_cortex_a9): Define.
566 (arm_override_options): Set arm_tune_cortex_a9.
567 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
568 (arm_issue_rate): Handle cortexa9.
569 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
570 * config/arm/arm-cores.def: Add cortex-a9.
571 * config/arm/arm-tune.md: Regenerate.
572 * config/arm/arm.md: Include cortex-a9.md.
573 (generic_sched, generic_vfp): Add cortexa9.
574 * config/arm/cortex-a9.md: New file.
576 2008-09-02 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/37327
579 * tree-vrp.c (register_new_assert_for): Make sure to not have
580 TREE_OVERFLOW set on the bound.
582 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
584 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
586 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
587 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
590 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
592 * gcc/config/spu/spu.md (divdf3): Removed.
594 2008-09-02 Jakub Jelinek <jakub@redhat.com>
596 PR tree-optimization/37095
597 * cgraph.c (cgraph_node): When creating new cgraph node after
598 assembler_name_hash has been populated, record it in the hash
601 2008-09-01 Paul Brook <paul@codesourcery.com>
603 * doc/invoke.texi: Document -mword-relocations.
604 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
605 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
606 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
607 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
608 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
609 (arm_emit_movpair): New function.
610 (arm_print_operand <c>): Handle sybolic addresses.
611 * config/arm/arm.h (TARGET_USE_MOVT): Define.
612 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
613 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
614 * config/arm/arm.opt: Add -mword-relocations.
615 * config/arm/arm.md (movsi): Use arm_emit_movpair.
616 (arm_movt, arm_movw): New.
618 2008-09-01 Paul Brook <paul@codesourcery.com>
620 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
621 Allow Interworking on ARMv4 EABI based targets.
622 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
623 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
625 2008-09-01 Paul Brook <paul@codesourcery.com>
627 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
628 optimized LT0 test. Remove optimization for GT.
630 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
632 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
634 * pa-hpux11.h (LIB_SPEC): Likewise.
636 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
639 2008-09-01 Jan Hubicka <jh@suse.cz>
641 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
642 present, use only counts; when guessed use only frequencies.
643 (estimate_bb_frequencies): Use function_frequency.
644 * profile.c (compute_branch_probabilities): Exit early when
645 profile reading failed. Set profile_status.
646 (branch_prob): Do not set profile_status.
648 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
650 * tree.c (protected_set_expr_location): New.
651 * tree.h (protected_set_expr_location): New prototype.
652 * c-tree.h (build_array_ref): Add argument.
653 (parser_build_unary_op): Same.
654 * c-typeck.c (build_indirect_ref): Handle new location argument.
655 (build_array_ref): Same.
656 (parser_build_unary_op): Same.
657 * gimplify.c (gimplify_asm_expr): Set input_location before calling
659 * c-omp.c (c_finish_omp_atomic): Pass location when calling
661 * c-common.c (finish_label_address_expr): Handle new location
663 * c-common.h (build_indirect_ref): Add argument.
664 (finish_label_address_expr): Same.
665 * c-parser.c (c_parser_unary_expression): Pass location to build
667 (c_parser_postfix_expression): Same.
669 2008-09-01 Paul Brook <paul@codesourcery.com>
671 * config/arm/arm.md: Include cortex-r4f.md.
672 (attr fpu): Update type list.
673 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
674 fconstd, fcmps and fcmpd.
675 (attr tune_cortexr4): Define.
676 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
677 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
678 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
679 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
680 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
682 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
683 cortex_a8_vfp_farith: Ditto.
684 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
685 * config/arm/cortex-r4.md: Use tune_cortexr4.
686 * config/arm/cortex-r4f.md: New file.
688 2008-09-01 Richard Guenther <rguenther@suse.de>
690 PR tree-optimization/37305
691 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
692 the result of constant conversions.
693 (fold_gimple_assign): Likewise.
695 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
697 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
698 #ifdef ENABLE_CHECKING.
700 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
702 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
703 * sched-int.h (print_insn, print_pattern, print_value): Declare also
704 when !INSN_SCHEDULING.
706 2008-09-01 Andreas Schwab <schwab@suse.de>
708 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
710 2008-09-01 Paul Brook <paul@codesourcery.com>
712 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
714 2008-09-01 Jan Hubicka <jh@suse.cz>
716 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
718 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
719 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
720 * gimplify.c (gimplify_init_constructor): Add speed operand.
721 * tree-sra.c (decide_block_copy): Likewise.
722 * tree-inline.c (estimate_move_cost): Likewise.
723 * config/alpha/alpha.h (MOVE_RATIO): Update.
724 * config/frv/frv.c (MOVE_RATIO): Update.
725 * config/spu/spu.h (MOVE_RATIO): Update.
726 * config/sparc/sparc.h (MOVE_RATIO): Update.
727 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
728 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
729 * config/cris/cris.h (MOVE_RATIO): Update.
730 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
731 * config/arm/arm.h (MOVE_RATIO): Update.
732 * config/pa/pa.md: Update uses of MOVE_RATIO
733 * config/pa/pa.h (MOVE_RATIO): Update.
734 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
735 * config/h8300/h8300.h (MOVE_RATIO): Update.
736 * config/v850/v850.h (MOVE_RATIO): Update.
737 * config/bfin/bfin.h (MOVE_RATIO): Update.
739 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
740 Dmitry Melnik <dm@ispras.ru>
741 Dmitry Zhurikhin <zhur@ispras.ru>
742 Alexander Monakov <amonakov@ispras.ru>
743 Maxim Kuvyrkov <maxim@codesourcery.com>
745 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
746 sel-sched-dump.c, sel-sched-ir.c: New files.
747 * Makefile.in (OBJS-common): Add selective scheduling object
749 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
750 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
751 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
752 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
753 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
754 (make_forwarder_block): Update loop latch if we have redirected
756 * cfgloop.c (get_loop_body_in_custom_order): New function.
757 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
758 (CP_FALLTHRU_PREHEADERS): Likewise.
759 (get_loop_body_in_custom_order): Declare.
760 * cfgloopmanip.c (has_preds_from_loop): New.
761 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
762 Assert that the preheader edge will be fall thru when it is set.
763 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
764 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
765 fsel-sched-substitution, fselective-scheduling): New flags.
766 * cse.c (hash_rtx_cb): New.
768 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
769 sel_sched_insn_cnt): New counters.
770 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
771 * genattr.c (main): Output maximal_insn_latency prototype.
772 * genautomata.c (output_default_latencies): New. Factor its code from ...
773 (output_internal_insn_latency_func): ... here.
774 (output_internal_maximal_insn_latency_func): New.
775 (output_maximal_insn_latency_func): New.
776 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
777 (struct hard_reg_set_iterator): New.
778 (hard_reg_set_iter_init, hard_reg_set_iter_set,
779 hard_reg_set_iter_next): New functions.
780 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
781 * lists.c (remove_free_INSN_LIST_node,
782 remove_free_EXPR_LIST_node): New functions.
783 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
784 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
785 (loop_optimizer_finalize): Do not verify flow info after reload.
786 * recog.c (validate_replace_rtx_1): New parameter simplify.
787 Default it to true. Update all uses. Factor out simplifying
789 (simplify_while_replacing): ... this new function.
790 (validate_replace_rtx_part,
791 validate_replace_rtx_part_nosimplify): New.
792 * recog.h (validate_replace_rtx_part,
793 validate_replace_rtx_part_nosimplify): Declare.
794 * rtl.c (rtx_equal_p_cb): New.
795 (rtx_equal_p): Use it.
796 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
797 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
798 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
799 * vecprim.h: Add a vector type for unsigned int.
800 * haifa-sched.c: Include vecprim.h and cfgloop.h.
801 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
802 ready_try, cycle_issued_insns, spec_info): Make global.
803 (readyp): Initialize.
804 (dfa_lookahead): New global variable.
805 (old_max_uid, old_last_basic_block): Remove.
806 (h_i_d): Make it a vector.
807 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
809 (after_recovery, adding_bb_to_current_region_p):
810 New variables to handle correct insertion of the recovery code.
811 (struct ready_list): Move declaration to sched-int.h.
812 (rgn_n_insns): Removed.
813 (rtx_vec_t): Move to sched-int.h.
814 (find_insn_reg_weight): Remove.
815 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
816 (haifa_init_h_i_d, haifa_finish_h_i_d):
817 New functions to initialize / finalize haifa instruction data.
818 (extend_h_i_d, init_h_i_d): Rewrite.
819 (unlink_other_notes): Move logic to add_to_note_list. Handle
821 (ready_lastpos, ready_element, ready_sort, reemit_notes,
822 find_fallthru_edge): Make global, remove static prototypes.
823 (max_issue): Make global. Add privileged_n and state parameters. Use
825 (extend_global, extend_all): Removed.
826 (init_before_recovery): Add new param. Fix the handling of the case
827 when we insert a recovery code before the EXIT which has a predecessor
828 with a fallthrough edge to it.
829 (create_recovery_block): Make global. Rename to
830 sched_create_recovery_block. Update.
831 (change_pattern): Rename to sched_change_pattern. Make global.
832 (speculate_insn): Rename to sched_speculate_insn. Make global.
833 Split haifa-specific functionality into ...
834 (haifa_change_pattern): New static function.
835 (sched_extend_bb): New static function.
836 (sched_init_bbs): New function.
837 (current_sched_info): Change type to struct haifa_sched_info.
838 (insn_cost): Adjust for selective scheduling.
839 (dep_cost_1): New function. Move logic from ...
840 (dep_cost): ... here.
841 (dep_cost): Use dep_cost_1.
842 (contributes_to_priority_p): Use sched_deps_info instead of
844 (priority): Adjust to work with selective scheduling. Process the
845 corner case when all dependencies don't contribute to priority.
846 (rank_for_schedule): Use ds_weak instead of dep_weak.
847 (advance_state): New function. Move logic from ...
848 (advance_one_cycle): ... here.
849 (add_to_note_list, concat_note_lists): New functions.
850 (rm_other_notes): Make static. Adjust for selective scheduling.
851 (remove_notes, restore_other_notes): New functions.
852 (move_insn): Add two arguments. Update assert. Don't call
854 (choose_ready): Remove lookahead variable, use dfa_lookahead.
855 Remove more_issue, max_points. Move the code to initialize
856 max_lookahead_tries to max_issue.
857 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
858 ready. Adjust use of move_insn. Call restore_other_notes.
860 (sched_init, sched_finish): Move Haifa-specific initialization/
862 (haifa_sched_init, haifa_sched_finish): ... respectively.
864 (setup_sched_dump): New function.
865 (haifa_init_only_bb): New static function.
866 (haifa_speculate_insn): New static function.
867 (try_ready): Use haifa_* instead of speculate_insn and
869 (extend_ready, extend_all): Remove.
870 (sched_extend_ready_list, sched_finish_ready_list): New functions.
871 (create_check_block_twin, add_to_speculative_block): Use
872 haifa_insns_init instead of extend_global. Update to use new
873 initialization functions. Change parameter. Factor out code from
874 create_check_block_twin to ...
875 (sched_create_recovery_edges) ... this new function.
877 (sched_scan_info): New.
878 (extend_bb): Use sched_scan_info.
879 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
880 static functions for walking through scheduling region.
881 (sched_luids): New vector variable to replace uid_to_luid.
882 (luids_extend_insn): New function.
883 (sched_max_luid): New variable.
884 (luids_init_insn): New function.
885 (sched_init_luids, sched_finish_luids): New functions.
886 (insn_luid): New debug function.
887 (sched_extend_target): New function.
888 (haifa_init_insn): New static function.
889 (sched_init_only_bb): New hook.
890 (sched_split_block): New hook.
891 (sched_split_block_1): New function.
892 (sched_create_empty_bb): New hook.
893 (sched_create_empty_bb_1): New function.
894 (common_sched_info, ready): New global variables.
895 (current_sched_info_var): Remove.
896 (move_block_after_check): Use common_sched_info.
897 (haifa_luid_for_non_insn): New static function.
898 (init_before_recovery): Use haifa_init_only_bb instead of
900 (increase_insn_priority): New.
901 * modulo-sched.c: (issue_rate): Remove static declaration.
902 (sms_sched_info): Change type to haifa_sched_info.
903 (sms_sched_deps_info, sms_common_sched_info): New variables.
904 (setup_sched_infos): New.
905 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
906 Do not call regstat_free_calls_crossed.
907 (sms_print_insn): Use const_rtx.
908 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
909 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
910 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
911 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
912 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
913 current_sched_info to use it.
914 (enum reg_pending_barrier_mode): Move to sched-int.h.
915 (h_d_i_d): New variable. Initialize to NULL.
916 ({true, output, anti, spec, forward}_dependency_cache): Initialize
918 (estimate_dep_weak): Remove static declaration.
919 (sched_has_condition_p): New function. Adjust users of
920 sched_get_condition to use it instead.
921 (conditions_mutex_p): Add arguments indicating which conditions are
923 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
924 argument to indicate whether returned condition is reversed. Do not
925 generate new rtx when condition should be reversed; indicate it by
926 setting new argument instead.
927 (add_dependence_list_and_free): Add deps parameter.
928 Update all users. Do not free dependence list when
929 deps context is readonly.
930 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
932 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
933 (remove_from_deps): New. Use the above functions.
934 (cur_insn, can_start_lhs_rhs_p): New static variables.
935 (add_or_update_back_dep_1): Initialize present_dep_type.
936 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
937 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
938 haifa_note_dep): New functions implementing dependence hooks for
940 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
941 note_dep): New functions.
942 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
944 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
945 (free_deps): Initialize deps->reg_last.
946 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
947 sched_analyze_insn): Update to use dependency hooks infrastructure
948 and readonly contexts.
949 (deps_analyze_insn): New function. Move part of logic from ...
950 (sched_analyze): ... here. Also move some logic to ...
951 (deps_start_bb): ... here. New function.
952 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
954 (sched_deps_init): New function. Move code from ...
955 (init_dependency_caches): ... here. Remove.
956 (init_deps_data_vector): New.
957 (sched_deps_finish): New function. Move code from ...
958 (free_dependency_caches): ... here. Remove.
959 (init_deps_global, finish_deps_global): Adjust for use with
960 selective scheduling.
961 (get_dep_weak): Move logic to ...
962 (get_dep_weak_1): New function.
963 (ds_merge): Move logic to ...
964 (ds_merge_1): New static function.
965 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
966 (ds_get_max_dep_weak): New function.
967 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
968 (n_insns): Rename to rgn_n_insns.
969 (debug_ebb_dependencies): New function.
970 (init_ready_list): Use it.
971 (begin_schedule_ready): Use sched_init_only_bb.
972 (ebb_print_insn): Indicate when an insn starts a new cycle.
973 (contributes_to_priority, compute_jump_reg_dependencies,
974 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
975 (add_block1): Remove to ebb_add_block.
976 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
977 (schedule_ebb): Initialize them. Use remove_notes instead of
978 rm_other_notes. Use haifa_local_init/finish.
979 (schedule_ebbs): Use haifa_sched_init/finish.
980 * sched-int.h: Include vecprim.h, remove rtl.h.
981 (struct ready_list): Delete declaration.
982 (sched_verbose_param, enum sched_pass_id_t,
983 bb_vec_t, insn_vec_t, rtx_vec_t): New.
984 (struct sched_scan_info_def): New structure.
985 (sched_scan_info, sched_scan, sched_init_bbs,
986 sched_init_luids, sched_finish_luids, sched_extend_target,
987 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
988 (struct common_sched_info_def): New.
989 (common_sched_info, haifa_common_sched_info,
990 sched_emulate_haifa_p): Declare.
992 (sched_luids): Declare.
993 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
994 (sched_max_luid, insn_luid): Declare.
995 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
996 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
997 print_insn, print_pattern, print_value, haifa_classify_insn,
998 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
999 setup_sched_dump, sched_init, sched_finish,
1000 sel_insn_is_speculation_check): Export.
1001 (struct ready_list): Move from haifa-sched.c.
1002 (ready_try, ready, max_issue): Export.
1003 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1004 sched_init_only_bb, sched_split_block, sched_split_block_1,
1005 sched_create_empty_bb, sched_create_empty_bb_1,
1006 sched_create_recovery_block, sched_create_recovery_edges): Export.
1007 (enum reg_pending_barrier_mode): Export.
1008 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1010 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1011 print_insn field. Move add_block and fix_recovery_cfg to
1012 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1013 (struct sched_deps_info_def): ... this new structure.
1014 (sched_deps_info): Declare.
1015 (struct spec_info_def): Remove weakness_cutoff, add
1016 data_weakness_cutoff and control_weakness_cutoff.
1017 (spec_info): Declare.
1018 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1020 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1021 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1022 (current_sched_info): Change type to struct haifa_sched_info.
1023 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1024 (h_d_i_d): New variable.
1025 (HDID): New accessor macro.
1026 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1027 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1029 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1030 (enum SCHED_FLAGS): Update for selective scheduler.
1031 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1032 (init_dependency_caches, free_dependency_caches): Delete declarations.
1033 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1034 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1035 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1036 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1037 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1039 (rm_other_notes): Delete declaration.
1040 (schedule_block): Remove one argument.
1041 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1042 ready_element, ready_lastpos, sched_extend_ready_list,
1043 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1044 concat_note_lists): Export.
1045 (struct region): Move from sched-rgn.h.
1046 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1047 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1048 BLOCK_TO_BB, CONTAINING_RGN): Export.
1049 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1050 (current_nr_blocks, current_blocks, target_bb): Likewise.
1051 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1052 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1053 sched_rgn_local_init, extend_regions,
1054 rgn_make_new_region_out_of_new_block, compute_priorities,
1055 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1056 extend_rgns, deps_join rgn_setup_common_sched_info,
1057 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1058 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1059 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1060 increase_insn_priority): Likewise.
1061 * sched-rgn.c: Include sel-sched.h.
1062 (ref_counts): New static variable. Use it ...
1063 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1064 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1065 (sched_is_disabled_for_current_region_p): Delete static declaration.
1066 (struct region): Move to sched-int.h.
1067 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1068 ebb_head): Define and initialize.
1069 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1070 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1071 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1073 (find_single_block_region): Add new argument to indicate that EBB
1074 regions should be constructed.
1075 (debug_live): Delete declaration.
1076 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1077 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1079 (init_regions): Delete declaration.
1080 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1081 rgn_estimate_number_of_insns): New.
1082 (too_large): Use estimate_number_of_insns.
1083 (haifa_find_rgns): New. Move the code from ...
1084 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1085 (free_trg_info): New.
1086 (compute_trg_info): Allocate candidate tables here instead of ...
1087 (init_ready_list): ... here.
1088 (rgn_print_insn): Use const_rtx.
1089 (contributes_to_priority, extend_regions): Delete static declaration.
1090 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1091 (add_block1): Rename to rgn_add_block.
1092 (debug_rgn_dependencies): Delete static qualifier.
1093 (new_ready): Use sched_deps_info. Simplify.
1094 (rgn_common_sched_info, rgn_const_sched_deps_info,
1095 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1096 (region_sched_info): Rename to rgn_const_sched_info.
1097 (deps_join): New, extracted from ...
1098 (propagate_deps): ... here.
1099 (compute_block_dependences, debug_dependencies): Update for selective
1101 (free_rgn_deps, compute_priorities): New functions.
1102 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1103 sched_rgn_compute_dependencies): New functions.
1104 (schedule_region): Use them.
1105 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1106 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1108 (schedule_insns): Call new functions that were split out.
1109 (rgn_make_new_region_out_of_new_block): New.
1110 (get_rgn_sched_max_insns_priority): New.
1111 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1112 scheduling when appropriate.
1113 * sched-vis.c: Include insn-attr.h.
1114 (print_value, print_pattern): Make global.
1115 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1116 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1117 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1118 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1119 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1120 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1121 hooks. Initialize them to 0.
1122 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1123 * target.h (struct gcc_target): Add them. Rename gen_check field to
1125 * flags.h (sel_sched_switch_set): Declare.
1126 * opts.c (sel_sched_switch_set): New variable.
1127 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1128 pipelining is disabled from command line.
1129 (common_handle_option): Record whether selective scheduling is
1130 requested from command line.
1131 * doc/invoke.texi: Document new flags and parameters.
1132 * doc/tm.texi: Document new target hooks.
1133 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1134 (dfa_state_size): Do not declare locally.
1135 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1136 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1137 rs6000_alloc_sched_context, rs6000_set_sched_context,
1138 rs6000_free_sched_context): New functions.
1139 (struct _rs6000_sched_context): New.
1140 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1142 (rs6000_sched_finish): Do not run for selective scheduling.
1144 2008-08-31 Jan Hubicka <jh@suse.cz>
1146 * frv.c (frv_rtx_costs): Update forward declaration.
1147 * spu.c (spu_rtx_costs): Likewise.
1148 * pdp11.c: Include df.h
1149 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1150 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1151 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1152 * iq2000.c (iq2000_address_cost): Add speed argument.
1153 (iq2000_rtx_costs): Likewise.
1154 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1155 update call of mn10300_address_cost.
1156 * mcore.c: Include df.h
1157 (mcore_rtx_costs): Update prototype.
1158 * score3.c: Include df.h
1159 (score3_rtx_costs): Remove speed argument.
1160 * score7.c: Include df.h
1161 (score7_address_cost): Remove speed argument.
1162 * score-protos.h (score_address_cost): Update prototype.
1163 * score.c: Include df.h
1164 (score_rtx_costs): Update call of costs functions.
1165 * v850.c (v850_rtx_costs): Add bool argument.
1167 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1169 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1171 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1173 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1174 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1176 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1178 * mkmap-flat.awk: Add option pe_dll.
1179 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1180 * config/i386/t-cygwin (SHLIB_LC): Add.
1181 * config/i386/t-mingw32 (SHLIB_LC): Add.
1182 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1183 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1184 (LINK_SPEC): Support libgcc_s.
1185 (LIBGCC_SPEC): Support libgcc_s.
1186 (LIBGCC_SONAME): New.
1188 2008-08-31 Jan Hubicka <jh@suse.cz>
1190 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1191 mistakely had old version of patch.
1193 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1194 (ipcp_estimate_growth): New.
1195 (ipcp_insert_stage): Use ipcp_estimate_growth.
1196 * profile.c (branch_prob): When reading failed, do not consider
1199 2008-08-31 Jan Hubicka <jh@suse.cz>
1201 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1202 loop is optimized for speed.
1204 2008-08-31 Richard Guenther <rguenther@suse.de>
1207 * fold-const.c (fold_binary): Retain conversions in folding
1210 2008-08-31 Jan Hubicka <jh@suse.cz>
1212 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1213 * predict.c (maybe_hot_frequency_p): Make inline.
1214 (maybe_hot_count_p): Break out from ...
1215 (maybe_hot_bb_p): ... this one.
1216 (maybe_hot_edge_p): Simplify.
1217 * basic-block.h (probably_cold_bb_p): Remove.
1219 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1222 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1224 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1225 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1226 Also split V4SFmode.
1227 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1230 2008-08-31 Jan Hubicka <jh@suse.cz>
1232 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1234 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1236 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1239 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1242 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1243 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1245 2008-08-31 Jan Hubicka <jh@suse.cz>
1247 * sparc.h (BRANCH_COST): Fix macro definition.
1248 * avr.c (avr_operand_rtx_cost): Add speed argument.
1249 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1251 2008-08-31 Richard Guenther <rguenther@suse.de>
1253 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1254 types instead of operands. Re-instantiate verifying of
1255 binary expression operands.
1257 2008-08-30 Jan Hubicka <jh@suse.cz>
1259 * fwprop.c (should_replace_address): Add speed attribute.
1260 (PR_OPTIMIZE_FOR_SPEED): New flag.
1261 (propagate_rtx_1): Use it.
1262 (propagate_rtx): Set it.
1263 (try_fwprop_subst): Update call of rtx_costs.
1264 (forward_propagate_and_simplify): LIkewise.
1265 * hooks.c (hook_int_rtx_bool_0): New
1266 (hook_bool_rtx_int_int_intp_false): Replace by ...
1267 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1268 * hooks.h (hook_int_rtx_bool_0): New
1269 (hook_bool_rtx_int_int_intp_false): Replace by ...
1270 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1271 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1272 (prepare_cmp_insn): UPdate call of rtx_cost.
1273 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1274 (reload_cse_simplify_operands): Update call of rtx_cost.
1275 (reload_cse_move2add): call of rtx_cost.
1276 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1277 * rtlanal.c (rtx_cost): Add speed argument.
1278 (address_cost): Add speed argument
1279 (default_address_cost): Likewise.
1280 (insn_rtx_cost): Likewise.
1281 * cfgloopanal.c (seq_cost): Add speed argument.
1282 (target_reg_cost, target_spill_cost): Turn to array.
1283 (init_set_costs): Update for speed.
1284 (estimate_reg_pressure_cost): Add speed argument.
1285 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1286 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1287 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1288 (seq_cost): Add speed argument.
1289 (computation_cost): Add speed arugment.
1290 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1291 (force_expr_to_var_cost): Update for profile info.
1292 (force_var_cost): Likewise.
1293 (split_address_cost): Likewise.
1294 (ptr_difference_cost): Likewise.
1295 (difference_cost): Likewise.
1296 (get_computation_cost_at): Likewise.
1297 (determine_iv_cost): Likewise.
1298 (ivopts_global_cost_for_size): Likewise.
1299 (rewrite_use_address): Likewise.
1300 (tree_ssa_iv_optimize_loop): Initialize speed field.
1301 * cse.c (optimize_this_for_speed_p): New static var.
1302 (notreg_cost): Update call of rtx_cost.
1303 (cse_extended_basic_block): set optimize_this_for_speed_p.
1304 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1305 (noce_try_cmove_arith): Likewise.
1306 (noce_try_sign_mask): LIkewise.
1307 * expr.c (compress_float_constant): Update rtx_cost calls.
1308 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1309 (addr_to_parts): Likewise.
1310 (create_mem_ref): Likewise.
1311 * dse.c (find_shift_sequence): Add speed argument.
1312 (replace_read): Update call.
1313 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1314 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1315 * neg_cost, shift_cost, shiftadd_cost,
1316 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1317 mul_highpart_cost): Increase dimension.
1318 (init_expmed): Initialize for both size and speed.
1319 (expand_shift): Use profile.
1320 (synth_mult): Use profile.
1321 (choose_mult_variant): Use profile.
1322 (expand_mult): Use profile.
1323 (expand_mult_highpart_optab): Use profile.
1324 (expand_mult_highpart): Use profile.
1325 (expand_smod_pow2): Use profile.
1326 (expand_divmod): Use profile.
1327 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1328 * loop-invariant.c (create_new_invariant): Use profile.
1329 (gain_for_invariant): Add speed parameter.
1330 (best_gain_for_invariant): Likewise.
1331 (find_invariants_to_move): Likewise.
1332 (move_single_loop_invariants): Set it.
1333 * target-def.h (TARGET_RTX_COSTS): Use hook.
1334 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1335 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1336 * output.h (default_address_cost): Update prototype.
1337 * combine.c (optimize_this_for_speed_p): New static var.
1338 (combine_validate_cost): Update call of rtx_cost.
1339 (combine_instructions): Set optimize_this_for_speed_p.
1340 (expand_compound_operation): Update call of rtx_cost.
1341 (make_extraction):Update call of rtx_cost.
1342 (force_to_mode):Update call of rtx_cost.
1343 (distribute_and_simplify_rtx):Update call of rtx_cost.
1344 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1345 (estimate_reg_pressure_cost): Update prototype.
1346 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1347 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1349 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1350 (alpha_rtx_costs): Update.
1351 * config/frv/frv.c (frv_rtx_costs): Update.
1352 * config/s390/s390.c (s390_rtx_costs): Update.
1353 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1354 (m32c_rtx_costs): Update.
1355 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1356 (spu_rtx_costs): Update.
1357 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1358 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1359 * config/i386/i386.c (:ix86_address_cost): Update.
1360 (ix86_rtx_costs): Update.
1361 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1362 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1363 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1364 * config/crx/crx.c (crx_address_cost): Update.
1365 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1366 * config/stormy16/stormy16.c
1367 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1368 * config/m68hc11/m68hc11.c
1369 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1370 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1371 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1372 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1373 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1374 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1375 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1376 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1377 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1378 (mcore_rtx_costs): update.
1379 * config/score/score3.c (score3_rtx_costs): Update.
1380 * config/score/score7.c (score7_rtx_costs): Update.
1381 * config/score/score3.h (score3_rtx_costs):Update.
1382 * config/score/score7.h (score7_rtx_costs): Update.
1383 * config/score/score.c (score_rtx_costs): Update.
1384 * config/arm/arm.c (arm_address_cost): Update.
1385 (arm_rtx_costs_1): Update.
1386 (arm_rtx_costs_1): Update.
1387 (arm_size_rtx_costs): Update.
1388 (arm_size_rtx_costs): Update.
1389 (arm_size_rtx_costs): Update.
1390 (arm_xscale_rtx_costs): Update.
1391 (arm_thumb_address_cost): Update.
1392 * config/pa/pa.c (hppa_address_cost): Update.
1393 * config/mips/mips.c (mips_rtx_costs): Update.
1394 * config/vax/vax.c (vax_address_cost): Update.
1395 * config/h8300/h8300.c (h8300_shift_costs): Update.
1396 (h8300_rtx_costs): Update.
1397 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1398 (v850_rtx_costs): Update.
1399 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1400 * config/bfin/bfin.c
1401 (bfin_address_cost): Update.
1402 (bfin_rtx_costs): Update.
1403 * stmt.c (lshift_cheap_p): Update.
1405 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1408 * expmed.c (extract_bit_field_1): Check the mode size to make
1409 sure the vector modes have the same size.
1411 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1413 * dojump.c (top level): Include basic-block.h to declare
1414 optimize_insn_for_speed_p
1416 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1418 * opts.h (CL_SAVE): New option class for marking options that are
1419 target specific options usable in the target attribute.
1420 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1422 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1423 can easily find the target specific options that are safe to use
1424 in the attribute or pragma.
1426 * attribs.c (decl_attributes): Change #pragma GCC option to
1427 #pragma GCC target, and attribute((option(...))) to
1428 attribute((target(...))).
1430 * doc/extend.texi (target attribute): Change from option
1431 attribute. Delete push/pop/reset.
1432 (#pragma GCC target): Change from #pragma GCC option. Delete
1434 (#pragma GCC push_options): Document new pragma.
1435 (#pragma GCC pop_options): Document new pragma.
1436 (#pragma GCC reset_options): Document new pragma.
1438 * targhooks.c (default_target_option_valid_attribute_p): Add
1439 warning about port not supporting target attributes.
1440 (default_target_option_pragma_parse): New function, warn about
1441 #pragma GCC target not being supported.
1443 * targhooks.h (default_target_option_pragma_parse): Add
1446 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1447 TI_CURRENT_OPTION_PRAGMA.
1448 (current_target_pragma): Rename from current_option_pragma.
1450 * target.h: (struct target_option): Delete booleans for changing
1451 the optimization level on hot/cold functions. Change signature of
1452 pragma_parse hook to take a second tree.
1454 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1456 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1457 that the declaration is done at global scope.
1459 * langhooks.c (add_builtin_function_common): Move most of the code
1460 from add_builtin_function here, calling the hook passed in.
1461 (add_builtin_function): Call add_builtin_function_common with
1462 standard builtin hook.
1463 (add_builtin_function_ext_scope): New function to add builtins to
1466 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1468 (add_builtin_function_ext_scope): Add declaration.
1470 * c-pragma.c (handle_pragma_target): Rename from
1471 handle_pragma_option, #pragma GCC option is now #pragma GCC
1472 target. Move warning about port not supporting target options to
1473 default pragma parse hook. Remove push/pop/reset from this
1475 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1476 (option_stack): Delete static variable.
1477 (optimize_stack): Ditto.
1478 (optons_stack): New stack of saved target and optimization
1480 (handle_pragma_push_options): New function to handle pushing both
1481 target and optimization options.
1482 (handle_pragma_pop_options): New function to handle popping both
1483 target and optimization options.
1484 (handle_pragma_reset_options): New function to handle resetting
1485 both target and optimization options to their initial state.
1486 (init_pragma): Rename handle_pragma_option to
1487 handle_pragma_target. Add support for push_options, pop_options,
1488 and reset_options pragmas.
1490 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1491 default_target_option_pragma_parse.
1492 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1493 default_target_option_valid_attribute_p.
1494 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1495 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1496 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1497 optimization level on hot/cold functions.
1499 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1500 if the caller and callee have different optimization levels.
1502 * c-common.c (handle_target_attribute): Rename from
1503 handle_option_attribute, attribute((option(...))) is now
1504 attribute((target(...))). Move warning if the port does not
1505 support target attributes to the default hook.
1506 (handle_hot_attribute): Delete code to change the optimization
1507 level of hot functions.
1508 (handle_cold_attribute): Ditto.
1510 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1511 argument that is the binary tree options to use if there are no
1512 arguments. Call ix86_valid_target_attribute_tree instead of
1513 ix86_valid_option_attribute_tree.
1514 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1515 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1516 ix86_pragma_option_parse.
1518 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1519 Rename from ix86_valid_option_attribute_tree.
1521 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1522 new builtins when the ISA changes.
1523 (ix86_valid_target_attribute_tree): Rename from
1524 ix86_valid_option_attribute_tree. Change callers. If the
1525 function specified optimization options, use those as the starting
1526 point before setting up the target attributes. If the
1527 optimization options were changed in the course of setting the
1528 target attributes, record the new optimization options.
1529 (ix86_valid_target_attribute_tree_inner_p): Rename from
1530 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1531 ix86_add_new_builtins if the ISA changed.
1532 (ix86_valid_target_attribute_p): Rename from
1533 ix86_valid_option_attribute_p. Change callers.
1534 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1535 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1536 as delayed builtin functions.
1537 (struct builtin_isa): New structure to record builtin functions
1538 that should be delayed until the ISA for that function is used.
1539 (ix86_builtins_isa): Change from int to struct to track builtin
1540 functions we want to declare at some point.
1541 (def_builtin): If the front end can delay defining the builtin
1542 functions, don't create builtins for ISAs not part of the default
1544 (def_builtin_const): Ditto.
1545 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1546 __builtin_ia32_pcmov_v2di to be different builtin functions.
1547 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1548 a structure instead of an int.
1549 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1550 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1551 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1552 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1554 * config/ia64/ia64.h
1555 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1556 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1558 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1559 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1560 (LANG_HOOKS_INITIALIZER): Add
1561 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1563 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1566 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1567 the reload address with the index register for SFmode
1568 access with a displacement.
1570 2008-08-30 Jan Hubicka <jh@suse.cz>
1572 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1573 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1574 * dojump.c (do_jump): Likewise.
1575 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1576 (note-if_info): Add BRANCH_COST.
1577 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1578 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1579 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1581 * expr.h (BRANCH_COST): Update default.
1582 * predict.c (predictable_edge_p): New function.
1583 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1584 Update BRANCH_COST call.
1585 * basic-block.h (predictable_edge_p): Declare.
1586 * config/alpha/alpha.h (BRANCH_COST): Update.
1587 * config/frv/frv.h (BRANCH_COST): Update.
1588 * config/s390/s390.h (BRANCH_COST): Update.
1589 * config/spu/spu.h (BRANCH_COST): Update.
1590 * config/sparc/sparc.h (BRANCH_COST): Update.
1591 * config/m32r/m32r.h (BRANCH_COST): Update.
1592 * config/i386/i386.h (BRANCH_COST): Update.
1593 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1594 * config/sh/sh.h (BRANCH_COST): Update.
1595 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1596 * config/avr/avr.h (BRANCH_COST): Update.
1597 * config/crx/crx.h (BRANCH_COST): Update.
1598 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1599 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1600 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1601 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1602 * config/ia64/ia64.h (BRANCH_COST): Update.
1603 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1604 * config/arc/arc.h (BRANCH_COST): Update.
1605 * config/score/score.h (BRANCH_COST): Update.
1606 * config/arm/arm.h (BRANCH_COST): Update.
1607 * config/pa/pa.h (BRANCH_COST): Update.
1608 * config/mips/mips.h (BRANCH_COST): Update.
1609 * config/vax/vax.h (BRANCH_COST): Update.
1610 * config/h8300/h8300.h (BRANCH_COST): Update.
1611 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1612 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1613 * doc/tm.texi (BRANCH_COST): Update.
1615 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1618 * config/arm/arm.c (arm_optimization_options): Set
1619 flag_section_anchors to 2 instead of 1 to distinguish it from
1620 -fsection-anchors given explicitely on the command line.
1622 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1624 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1625 final insn of a split.
1627 2008-08-30 Jan Hubicka <jh@suse.cz>
1629 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1630 optimized for speed.
1631 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1632 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1633 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1634 flag_gcse_after_reload_set): New static vars.
1635 (common_handle_option): Enable those flags for profile-use.
1636 (decode_options): Remove optimize_size flags that are handled
1637 on higher granuality.
1638 * tree-vectorizer.c (vectorize_loops): Use
1639 optimize_loop_nest_for_speed_p.
1640 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1641 * tree-predcom.c (tree_predictive_commoning): Use
1642 optimize_loop_for_speed_p.
1643 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1644 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1645 * predict.c (optimize_loop_for_speed_p): Fix walk.
1647 2008-08-30 Jan Hubicka <jh@suse.cz>
1649 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1651 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1652 profile presence locally.
1654 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1657 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1658 versions before 4.0.
1660 2008-08-29 Jan Hubicka <jh@suse.cz>
1662 * tree-inline.c (insert_init_stmt): Insert sequence even when
1665 2008-08-29 Jeff Law <law@redhat.com>
1667 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1668 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1669 location and class is an FP register.
1671 2008-08-29 Jan Hubicka <jh@suse.cz>
1673 * see.c (see_merge_one_def_extension): Silence used uninitialized
1675 * matrix-reorg.c (check_allocation_function): Likewise.
1676 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1678 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1681 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1682 compute new & and | in type rather than TREE_TYPE (arg0).
1684 * dwarf2out.c (fortran_common): Update comment.
1685 (gen_variable_die): Swap com_die and var_die variables in Fortran
1686 COMMON block handling code.
1688 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1690 * dwarf2out.c (gen_const_die): New function.
1691 (size_of_die, value_format, output_die): Output larger
1692 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1693 (native_encode_initializer): New function.
1694 (tree_add_const_value_attribute): Call it.
1695 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1697 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1698 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1699 TREE_THIS_VOLATILE to add_type_attribute.
1701 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1703 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1706 * dwarf2out.c (loc_by_reference): New function.
1707 (add_location_or_const_value_attribute): Use it.
1710 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1711 as DW_TAG_variable children of DW_TAG_common_block rather than
1712 DW_TAG_member children. Put DW_AT_external to individual
1713 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1715 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1716 loc_descriptor_from_tree_1.
1720 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1721 arguments to imported_module_or_decl.
1722 (debug_nothing_tree_tree): Removed.
1723 (debug_nothing_tree_tree_tree_bool): New prototype.
1724 * debug.c (do_nothing_debug_hooks): Adjust.
1725 (debug_nothing_tree_tree): Removed.
1726 (debug_nothing_tree_tree_tree_bool): New function.
1727 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1728 (gen_variable_die): Put all common vars for the
1729 same COMMON block under one DW_TAG_common_block.
1730 (declare_in_namespace): Return new context_die, for Fortran
1731 return the module DIE instead of adding extra declarations into
1733 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1734 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1735 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1737 (dwarf2out_global_decl): Don't skip Fortran global vars.
1738 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1739 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1740 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1741 DW_TAG_imported_declaration as child of previous
1742 DW_TAG_imported_module.
1743 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1744 * sdbout.c (sdb_debug_hooks): Likewise.
1745 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1747 2008-08-29 Jan Hubicka <jh@suse.cz>
1749 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1751 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1752 * ipa-cp.c (n_cloning_candidates): New static variable.
1753 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1754 (ipcp_print_all_lattices): Improve debug output.
1755 (ipcp_cloning_candidate_p): New function.
1756 (ipcp_initialize_node_lattices): Use it.
1757 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1758 (ipcp_propagate_stage): Prettier debug output.
1759 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1760 (ipcp_print_all_structures): Remove.
1761 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1762 (ipcp_insert_stage): Prettier debug output; call
1763 cgraph_remove_unreachable_nodes before propagating.
1764 (pass_ipa_cp): Schedule function removal pass.
1765 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1767 (cgraph_maybe_hot_edge_p): Move to ...
1768 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1769 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1770 (common_handle_option): Set them; enable ipa-cp when profiling.
1771 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1772 (ipa_print_all_jump_functions): Likewise.
1773 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1774 (ipa_print_node_params, ipa_print_all_params): New.
1775 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1776 ipa_print_all_param_flags): Remove.
1777 (ipa_print_node_params, ipa_print_all_params): New.
1779 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1781 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1782 change from 2008-04-03.
1783 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1785 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1789 * ira-color.c (push_allocnos_to_stack): Truncate
1790 removed_splay_allocno_vec.
1792 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1795 * ira-color (ira_fast_allocation): Don't assign hard registers to
1798 2008-08-29 Jan Hubicka <jh@suse.cz>
1801 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1802 for cold internal loops.
1804 2008-08-29 Richard Guenther <rguenther@suse.de>
1806 * tree-ssa-structalias.c (create_variable_info_for): Do not
1807 create fields for heap vars or vars with a noalias state.
1808 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1811 2008-08-29 Richard Guenther <rguenther@suse.de>
1813 * common.opt (ftree-store-ccp): Mark as preserved for
1814 backward compatibility.
1815 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1816 * tree-pass.h (pass_store_ccp): Remove.
1817 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1818 (first_vdef): Remove declaration.
1819 (get_value_loaded_by): Likewise.
1820 * tree-ssa-ccp.c (do_store_ccp): Remove.
1821 (get_default_value): Simplify as do_store_ccp is always false
1822 now. Do not initialize mem_ref.
1823 (set_value_varying): Likewise.
1824 (canonicalize_float_value): Likewise.
1825 (set_lattice_value): Likewise.
1826 (likely_value): Likewise.
1827 (surely_varying_stmt_p): Likewise.
1828 (ccp_initialize): Likewise.
1829 (ccp_lattice_meet): Likewise.
1830 (ccp_visit_phi_node): Likewise.
1831 (ccp_fold): Likewise.
1832 (evaluate_stmt): Likewise.
1833 (visit_assignment): Likewise.
1834 (ccp_visit_stmt): Likewise.
1835 (execute_ssa_ccp): Fold into ...
1836 (do_ssa_ccp): ... this.
1837 (do_ssa_store_ccp): Remove.
1838 (gate_store_ccp): Likewise.
1839 (pass_store_ccp): Likewise.
1840 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1842 * tree-ssa-propagate.c (first_vdef): Remove.
1843 (get_value_loaded_by): Likewise.
1844 (replace_vuses_in): Likewise.
1845 (substitute_and_fold): Do not call replace_vuses_in.
1846 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1848 2008-08-29 Richard Guenther <rguenther@suse.de>
1851 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1852 PARAM_NOALIAS tags with is_heapvar.
1853 * tree-ssa-operands.c (access_can_touch_variable): Offset
1854 based tests do not apply for heapvars. Fix offset test.
1856 2008-08-29 Jan Hubicka <jh@suse.cz>
1858 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1859 (-fipa-cp-clone): Enabled by default at -O3.
1860 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1861 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1863 2008-08-29 Jan Hubicka <jh@suse.cz>
1865 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1867 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1869 * gimple.c (giple_copy_call_skip_args): New function.
1870 (giple_copy_call_skip_args): Declare.
1872 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1873 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1874 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1875 (ipcp_create_replace_map): Improve debug output.
1876 (ipcp_need_redirect_p): Return false when not clonning.
1877 (ipcp_update_callgraph): Skip args.
1878 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1880 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1881 (save_inline_function_body): Update call of tree_function_versioning.
1882 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1883 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1884 (tree_function_versioning): Likewise.
1885 * tree-inline.h (tree_function_versioning): Update prototype.
1887 2008-08-29 Jan Hubicka <jh@suse.cz>
1889 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1890 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1891 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1892 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1893 * value-prof.c (gimple_divmod_fixed_value_transform,
1894 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1895 gimple_stringops_transform): Use optimize_bb_for_size_p.
1896 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1897 * final.c (compute_alignments): Use optimize_function_for_size_p.
1898 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1899 (fold_builtin_strcpy, fold_builtin_fputs): Use
1900 optimize_function_for_size_p.
1901 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1902 * recog.c (relax_delay_slots): Likewise.
1903 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1904 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1905 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1906 optimize_function_for_size_p.
1907 (cgraph_decide_inlining_of_small_function): Use
1908 optimize_function_for_size_p.
1909 * global.c (find_reg): Use optimize_function_for_size_p.
1910 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1911 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1912 flag_prefetch_loop_arrays. Those can work it out from profile.
1913 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1914 optimize_loop_for_speed_p.
1915 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1917 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1918 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1919 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1920 * local-alloc.c (block_alloc): Pass BB pointer.
1921 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1922 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1923 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1924 (decide_peel_completely): Likewise.
1925 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1926 optimize_loop_for_size_p.
1927 (vect_enhance_data_refs_alignment): Likewise.
1928 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1929 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1930 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1931 (try_crossjump_bb): Use optimize_bb_for_size_p.
1932 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1933 optimize_loop_for_speed_p.
1934 * bb-reorder.c (find_traces_1_round): Likewise.
1935 (copy_bb): Use optimize_bb_for_speed_p.
1936 (duplicate_computed_gotos): Likewise.
1937 * basic-block.h (optimize_loop_nest_for_size_p,
1938 optimize_loop_nest_for_speed_p): New.
1939 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1941 2008-08-29 Tristan Gingold <gingold@adacore.com>
1943 * gcov.c (main): Call expandargv.
1945 2008-08-29 Jan Hubicka <jh@suse.cz>
1947 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1949 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1951 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1952 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1954 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1956 2008-08-29 Jan Hubicka <jh@suse.cz>
1958 * tree-pass.h (pass_strip_predict_hints): Declare.
1959 * predict.c (strip_builtin_expect): Rename to ...
1960 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1961 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1962 (tree_estimate_probability): Do not strip builtin_expect.
1963 (pass_strip_predict_hints): New pass.
1964 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1966 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1968 2008-08-29 Richard Guenther <rguenther@suse.de>
1970 PR tree-optimization/37207
1971 * tree-vrp.c (extract_range_from_binary_expr): Also try
1972 to constant fold if only one of the operands is a constant.
1974 2008-08-29 Nick Clifton <nickc@redhat.com>
1976 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1977 the same way as SYMBOL_REFs.
1979 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1981 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1983 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1985 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1986 * config/mips/mips.md (branch_likely): Remove const. Fix
1988 (define_delay for type "branch"): Change to only apply for branch
1989 with likely variant.
1990 (define_delay for type "branch" and "branch_likely" no). New delay
1992 (equality_op): New code iterator.
1993 (bbv, bbinv): New code attributes.
1994 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1997 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1998 Andrew Pinski <pinskia@gcc.gnu.org>
2001 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2003 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2005 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2006 rule that a symbolic constant must be defined and >= 0 for the
2007 corresponding facility to be present at compile-time.
2008 * gthr-posix.c: Likewise.
2010 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2012 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2013 * config/mips/mips.md (D): New mode attribute.
2014 (mulsi3, muldi3): Merge it into ...
2015 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2017 (muldi3_mul3): New pattern.
2018 (mulsi3_mult3): Rename to mulsi3_mul3.
2020 2008-08-28 Jan Hubicka <jh@suse.cz>
2022 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2024 * predict.c (always_optimize_for_size_p): Rename to ...
2025 (optimize_function_for_size): ... this one; make extern.
2026 (optimize_function_for_speed_p): New.
2027 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2028 optimize_edge_for_size_p,optimize_edge_for_size_p,
2029 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2030 * basic-block.h (optimize_function_for_size_p,
2031 optimize_function_for_speed_p): Declare.
2032 * i386.md (optimize_size checks): Replace them by appropriate
2034 (standard_80387_constant_p, ix86_compute_frame_layout,
2035 ix86_expand_epilogue, ix86_decompose_address,
2036 print_operand, emit_i387_cw_initialization,
2037 inline_memory_move_cost, ix86_pad_returns,
2038 ix86_reorg): Replace optimize_size checks.
2040 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2042 * rtl.h (simplify_subreg_regno): Declare.
2043 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2044 * simplify-rtx.c (simplify_subreg): ...here.
2045 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2046 subreg_offset_representable_p.
2048 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2051 * c-typeck.c (convert_for_assignment): Give a note describing what
2052 was passed and what was expected.
2054 2008-08-28 Joey Ye <joey.ye@intel.com>
2056 * doc/extend.texi: Document AVX built-in functions.
2057 * doc/invoke.texi: Document -mavx.
2059 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2060 Joey Ye <joey.ye@intel.com>
2061 Xuepeng Guo <xuepeng.guo@intel.com>
2063 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2065 * config/i386/cpuid.h (bit_FMA): New.
2066 (bit_XSAVE): Likewise.
2067 (bit_OSXSAVE): Likewise.
2068 (bit_AVX): Likewise.
2070 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2071 define. Use ASM_OUTPUT_AVX_PREFIX.
2073 * config/i386/gmmintrin.h: New.
2075 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2076 (OPTION_MASK_ISA_AVX_SET): New.
2077 (OPTION_MASK_ISA_FMA_SET): Likewise.
2078 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2079 (OPTION_MASK_ISA_FMA_SET): Likewise.
2080 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2081 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2082 (pta_flags): Add PTA_AVX and PTA_FMA.
2083 (override_options): Handle PTA_AVX and PTA_FMA.
2084 (init_cumulative_args): Handle warn_avx.
2085 (classify_argument): Return 0 for COImode and OImode. Return
2086 1 and X86_64_AVX_CLASS for 256bit vector types.
2087 (examine_argument): Handle X86_64_AVX_CLASS.
2088 (construct_container): Likewise.
2089 (function_arg_advance_32): Pass OImode and 256bit vector types
2091 (function_arg_advance_64): Take a new argument to indicate if a
2092 parameter is named. Handle 256bit vector types. Return
2093 immediately for unnamed 256bit vector mode parameters.
2094 (function_arg_advance): Updated.
2095 (function_arg_32): Add comments for TImode. Handle OImode
2096 and 256bit vector types.
2097 (function_arg_64): Take a new argument to indicate if a
2098 parameter is named. Handle 256bit vector types. Return NULL
2099 for unnamed 256bit vector mode parameters.
2100 (function_arg): Updated.
2101 (setup_incoming_varargs_64): Support
2102 AVX encoding for *sse_prologue_save_insn.
2103 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2104 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2105 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2106 enabled, otherwise return -3.
2107 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2109 (print_reg): Support AVX registers. Handle 'x' and 't'.
2110 Handle 'd' to duplicate the operand.
2111 (print_operand): Likewise. Also support AVX vector compare
2113 (output_387_binary_op): Support AVX.
2114 (output_fp_compare): Likewise.
2115 (ix86_expand_vector_move_misalign): Likewise.
2116 (ix86_attr_length_vex_default): New.
2117 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2118 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2119 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2120 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2121 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2122 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2123 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2124 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2125 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2126 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2127 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2128 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2129 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2130 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2131 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2132 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2133 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2134 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2135 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2136 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2137 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2138 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2139 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2140 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2141 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2142 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2143 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2144 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2145 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2146 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2147 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2148 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2149 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2150 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2151 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2152 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2153 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2154 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2155 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2156 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2157 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2158 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2159 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2160 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2161 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2162 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2163 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2164 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2165 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2166 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2167 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2168 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2169 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2170 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2171 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2172 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2173 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2174 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2175 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2176 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2177 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2178 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2179 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2180 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2181 and IX86_BUILTIN_MOVMSKPS256,
2182 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2183 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2184 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2185 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2186 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2187 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2188 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2189 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2190 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2191 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2192 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2193 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2194 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2195 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2196 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2197 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2198 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2199 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2200 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2201 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2202 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2203 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2204 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2205 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2206 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2207 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2208 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2209 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2210 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2211 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2212 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2213 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2214 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2215 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2216 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2217 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2218 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2219 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2220 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2221 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2222 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2223 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2224 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2225 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2226 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2227 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2228 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2229 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2230 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2231 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2232 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2233 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2234 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2235 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2236 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2237 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2238 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2239 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2241 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2242 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2243 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2244 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2245 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2246 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2247 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2248 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2249 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2250 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2251 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2252 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2253 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2254 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2255 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2256 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2257 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2258 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2259 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2260 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2261 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2262 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2263 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2264 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2265 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2266 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2267 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2268 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2269 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2270 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2271 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2272 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2273 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2274 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2275 IX86_BUILTIN_MOVMSKPS256.
2276 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2277 (ix86_expand_args_builtin): Likewise.
2278 (ix86_expand_special_args_builtin): Likewise.
2279 (ix86_hard_regno_mode_ok): Handle AVX modes.
2280 (ix86_expand_vector_init_duplicate): Likewise.
2281 (ix86_expand_vector_init_one_nonzero): Likewise.
2282 (ix86_expand_vector_init_one_var): Likewise.
2283 (ix86_expand_vector_init_concat): Likewise.
2284 (ix86_expand_vector_init_general): Likewise.
2285 (ix86_expand_vector_set): Likewise.
2286 (ix86_vector_mode_supported_p): Likewise.
2287 (x86_extended_reg_mentioned_p): Check INSN_P before using
2290 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2291 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2293 * config/i386/i386.h (TARGET_AVX): New.
2294 (TARGET_FMA): Likewise.
2295 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2296 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2297 (VALID_AVX256_REG_MODE): New.
2298 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2299 (AVX_FLOAT_MODE_P): Likewise.
2300 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2301 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2302 (AVX_VEC_FLOAT_MODE_P): Likewise.
2303 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2304 (ASM_OUTPUT_OPCODE): Likewise.
2305 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2307 (SSE_REG_MODE_P): Allow 256bit vector modes.
2308 (ix86_args): Add a warn_avx field.
2310 * config/i386/i386.md (UNSPEC_PCMP): New.
2311 (UNSPEC_VPERMIL): Likewise.
2312 (UNSPEC_VPERMIL2): Likewise.
2313 (UNSPEC_VPERMIL2F128): Likewise.
2314 (UNSPEC_MASKLOAD): Likewise.
2315 (UNSPEC_MASKSTORE): Likewise.
2316 (UNSPEC_CAST): Likewise.
2317 (UNSPEC_VTESTP): Likewise.
2318 (UNSPECV_VZEROALL): Likewise.
2319 (UNSPECV_VZEROUPPER): Likewise.
2320 (XMM0_REG): Likewise.
2321 (XMM1_REG): Likewise.
2322 (XMM2_REG): Likewise.
2323 (XMM3_REG): Likewise.
2324 (XMM4_REG): Likewise.
2325 (XMM5_REG): Likewise.
2326 (XMM6_REG): Likewise.
2327 (XMM8_REG): Likewise.
2328 (XMM9_REG): Likewise.
2329 (XMM10_REG): Likewise.
2330 (XMM11_REG): Likewise.
2331 (XMM12_REG): Likewise.
2332 (XMM13_REG): Likewise.
2333 (XMM14_REG): Likewise.
2334 (XMM15_REG): Likewise.
2336 (prefix_vex_imm8): Likewise.
2337 (prefix_vex_w): Likewise.
2338 (length_vex): Likewise.
2341 (*avx_ashlti3): Likewise.
2342 (*avx_lshrti3): Likewise.
2343 (*avx_setcc<mode>): Likewise.
2344 (*fop_<mode>_comm_mixed_avx): Likewise.
2345 (*fop_<mode>_comm_avx): Likewise.
2346 (*fop_<mode>_1_mixed_avx): Likewise.
2347 (*fop_<mode>_1_avx): Likewise.
2348 (*avx_<code><mode>3): Likewise.
2349 (*avx_ieee_smin<mode>3): Likewise.
2350 (*avx_ieee_smax<mode>3): Likewise.
2351 (mode): Add OI, V8SF and V4DF.
2352 (length): Support VEX prefix.
2353 (*cmpfp_i_mixed): Set prefix attribute.
2354 (*cmpfp_i_sse): Likewise.
2355 (*cmpfp_iu_mixed): Likewise.
2356 (*cmpfp_iu_sse): Likewise.
2357 (*movsi_1): Support AVX.
2358 (*movdi_2): Likewise.
2359 (*movdi_1_rex64): Likewise.
2360 (*movti_internal): Likewise.
2361 (*movti_rex64): Likewise.
2362 (*movsf_1): Likewise.
2363 (*movdf_nointeger): Likewise.
2364 (*movdf_integer_rex64): Likewise.
2365 (*movtf_internal): Likewise.
2366 (zero_extendsidi2_32): Likewise.
2367 (zero_extendsidi2_rex64): Likewise.
2368 (*extendsfdf2_mixed): Likewise.
2369 (*extendsfdf2_sse): Likewise.
2370 (*truncdfsf_fast_mixed): Likewise.
2371 (*truncdfsf_fast_sse): Likewise.
2372 (*truncdfsf_mixed): Likewise.
2373 (fix_trunc<mode>di_sse): Likewise.
2374 (fix_trunc<mode>si_sse): Likewise.
2375 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2376 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2377 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2378 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2379 (*rcpsf2_sse): Likewise.
2380 (*rsqrtsf2_sse): Likewise.
2381 (*sqrt<mode>2_sse): Likewise.
2382 (sse4_1_round<mode>2): Likewise.
2383 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2384 Support AVX. Set length attribute properly for AVX.
2386 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2387 (VECTOR_MODES (FLOAT, 32)): Likewise.
2388 (VECTOR_MODE (INT, DI, 8)): Likewise.
2389 (VECTOR_MODE (INT, HI, 32)): Likewise.
2390 (VECTOR_MODE (INT, QI, 64)): Likewise.
2391 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2392 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2393 (VECTOR_MODE (INT, DI, 4)): Removed.
2394 (VECTOR_MODE (INT, SI, 8)): Likewise.
2395 (VECTOR_MODE (INT, HI, 16)): Likewise.
2396 (VECTOR_MODE (INT, QI, 32)): Likewise.
2397 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2398 (INT_MODE (OI, 32)): Likewise.
2400 * config/i386/i386.opt (mavx): New.
2403 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2405 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2406 (*mov<mode>_internal_avx): New.
2407 (*movv2sf_internal_rex64_avx): Likewise.
2408 (*movv2sf_internal_avx): Likewise.
2410 * config/i386/predicates.md (const_4_to_5_operand): New.
2411 (const_6_to_7_operand): Likewise.
2412 (const_8_to_11_operand): Likewise.
2413 (const_12_to_15_operand): Likewise.
2414 (avx_comparison_float_operator): Likewise.
2416 * config/i386/sse.md (AVX256MODEI): New.
2417 (AVX256MODE): Likewise.
2418 (AVXMODEQI): Likewise.
2419 (AVXMODE): Likewise.
2420 (AVX256MODEF2P): Likewise.
2421 (AVX256MODE2P): Likewise.
2422 (AVX256MODE4P): Likewise.
2423 (AVX256MODE8P): Likewise.
2424 (AVXMODEF2P): Likewise.
2425 (AVXMODEF4P): Likewise.
2426 (AVXMODEDCVTDQ2PS): Likewise.
2427 (AVXMODEDCVTPS2DQ): Likewise.
2428 (avxvecmode): Likewise.
2429 (avxvecpsmode): Likewise.
2430 (avxhalfvecmode): Likewise.
2431 (avxscalarmode): Likewise.
2432 (avxcvtvecmode): Likewise.
2433 (avxpermvecmode): Likewise.
2434 (avxmodesuffixf2c): Likewise.
2435 (avxmodesuffixp): Likewise.
2436 (avxmodesuffixs): Likewise.
2437 (avxmodesuffix): Likewise.
2438 (vpermilbits): Likewise.
2439 (pinsrbits): Likewise.
2440 (mov<mode>): Likewise.
2441 (*mov<mode>_internal): Likewise.
2442 (push<mode>1): Likewise.
2443 (movmisalign<mode>): Likewise.
2444 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2445 (avx_movdqu<avxmodesuffix>): Likewise.
2446 (avx_lddqu<avxmodesuffix>): Likewise.
2447 (<plusminus_insn><mode>3): Likewise.
2448 (*avx_<plusminus_insn><mode>3): Likewise.
2449 (*avx_vm<plusminus_insn><mode>3): Likewise.
2450 (mul<mode>3): Likewise.
2451 (*avx_mul<mode>3): Likewise.
2452 (*avx_vmmul<mode>3): Likewise.
2453 (divv8sf3): Likewise.
2454 (divv4df3): Likewise.
2455 (avx_div<mode>3): Likewise.
2456 (*avx_div<mode>3): Likewise.
2457 (*avx_vmdiv<mode>3): Likewise.
2458 (avx_rcpv8sf2): Likewise.
2459 (*avx_vmrcpv4sf2): Likewise.
2460 (sqrtv8sf2): Likewise.
2461 (avx_sqrtv8sf2): Likewise.
2462 (*avx_vmsqrt<mode>2): Likewise.
2463 (rsqrtv8sf2): Likewise.
2464 (avx_rsqrtv8sf2): Likewise.
2465 (*avx_vmrsqrtv4sf2): Likewise.
2466 (<code><mode>3): Likewise.
2467 (*avx_<code><mode>3_finite): Likewise.
2468 (*avx_<code><mode>3): Likewise.
2469 (*avx_vm<code><mode>3): Likewise.
2470 (*avx_ieee_smin<mode>3): Likewise.
2471 (*avx_ieee_smax<mode>3): Likewise.
2472 (avx_addsubv8sf3): Likewise.
2473 (avx_addsubv4df3): Likewise.
2474 (*avx_addsubv4sf3): Likewise.
2475 (*avx_addsubv2df3): Likewise.
2476 (avx_h<plusminus_insn>v4df3): Likewise.
2477 (avx_h<plusminus_insn>v8sf3): Likewise.
2478 (*avx_h<plusminus_insn>v4sf3): Likewise.
2479 (*avx_h<plusminus_insn>v2df3): Likewise.
2480 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2481 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2482 (*avx_maskcmp<mode>3): Likewise.
2483 (avx_nand<mode>3): Likewise.
2484 (*avx_<code><mode>3): Likewise.
2485 (*avx_nand<mode>3): Likewise.
2486 (*avx_<code><mode>3): Likewise.
2487 (*avx_cvtsi2ss): Likewise.
2488 (*avx_cvtsi2ssq): Likewise.
2489 (*avx_cvtsi2sd): Likewise.
2490 (*avx_cvtsi2sdq): Likewise.
2491 (*avx_cvtsd2ss): Likewise.
2492 (avx_cvtss2sd): Likewise.
2493 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2494 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2495 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2496 (*avx_cvtsi2sd): Likewise.
2497 (*avx_cvtsi2sdq): Likewise.
2498 (avx_cvtdq2pd256): Likewise.
2499 (avx_cvtpd2dq256): Likewise.
2500 (avx_cvttpd2dq256): Likewise.
2501 (*avx_cvtsd2ss): Likewise.
2502 (*avx_cvtss2sd): Likewise.
2503 (avx_cvtpd2ps256): Likewise.
2504 (avx_cvtps2pd256): Likewise.
2505 (*avx_movhlps): Likewise.
2506 (*avx_movlhps): Likewise.
2507 (avx_unpckhps256): Likewise.
2508 (*avx_unpckhps): Likewise.
2509 (avx_unpcklps256): Likewise.
2510 (*avx_unpcklps): Likewise.
2511 (avx_movshdup256): Likewise.
2512 (avx_movsldup256): Likewise.
2513 (avx_shufps256): Likewise.
2514 (avx_shufps256_1): Likewise.
2515 (*avx_shufps_<mode>): Likewise.
2516 (*avx_loadhps): Likewise.
2517 (*avx_storelps): Likewise.
2518 (*avx_loadlps): Likewise.
2519 (*avx_movss): Likewise.
2520 (*vec_dupv4sf_avx): Likewise.
2521 (*vec_concatv2sf_avx): Likewise.
2522 (*vec_concatv4sf_avx): Likewise.
2523 (*vec_setv4sf_0_avx): Likewise.
2524 (*vec_setv4sf_avx): Likewise.
2525 (*avx_insertps): Likewise.
2526 (avx_vextractf128<mode>): Likewise.
2527 (vec_extract_lo_<mode>): Likewise.
2528 (vec_extract_hi_<mode>): Likewise.
2529 (vec_extract_lo_<mode>): Likewise.
2530 (vec_extract_hi_<mode>): Likewise.
2531 (vec_extract_lo_v16hi): Likewise.
2532 (vec_extract_hi_v16hi): Likewise.
2533 (vec_extract_lo_v32qi): Likewise.
2534 (vec_extract_hi_v32qi): Likewise.
2535 (avx_unpckhpd256): Likewise.
2536 (*avx_unpckhpd): Likewise.
2537 (avx_movddup256): Likewise.
2538 (*avx_movddup): Likewise.
2539 (avx_unpcklpd256): Likewise.
2540 (*avx_unpcklpd): Likewise.
2541 (avx_shufpd256): Likewise.
2542 (avx_shufpd256_1): Likewise.
2543 (*avx_punpckhqdq): Likewise.
2544 (*avx_punpcklqdq): Likewise.
2545 (*avx_shufpd_<mode>): Likewise.
2546 (*avx_storehpd): Likewise.
2547 (*avx_loadhpd): Likewise.
2548 (*avx_loadlpd): Likewise.
2549 (*avx_movsd): Likewise.
2550 (*vec_concatv2df_avx): Likewise.
2551 (*avx_<plusminus_insn><mode>3): Likewise.
2552 (*avx_<plusminus_insn><mode>3): Likewise.
2553 (*avx_mulv8hi3): Likewise.
2554 (*avxv8hi3_highpart): Likewise.
2555 (*avx_umulv8hi3_highpart): Likewise.
2556 (*avx_umulv2siv2di3): Likewise.
2557 (*avx_mulv2siv2di3): Likewise.
2558 (*avx_pmaddwd): Likewise.
2559 (*avx_mulv4si3): Likewise.
2560 (*avx_ashr<mode>3): Likewise.
2561 (*avx_lshr<mode>3): Likewise.
2562 (*avx_ashl<mode>3): Likewise.
2563 (*avx_<code><mode>3): Likewise.
2564 (*avx_eq<mode>3): Likewise.
2565 (*avx_gt<mode>3): Likewise.
2566 (*avx_nand<mode>3): Likewise.
2567 (*avx_nand<mode>3): Likewise.
2568 (*avx_<code><mode>3): Likewise.
2569 (*avx_<code><mode>3): Likewise.
2570 (*avx_packsswb): Likewise.
2571 (*avx_packssdw): Likewise.
2572 (*avx_packuswb): Likewise.
2573 (*avx_punpckhbw): Likewise.
2574 (*avx_punpcklbw): Likewise.
2575 (*avx_punpckhwd): Likewise.
2576 (*avx_punpcklwd): Likewise.
2577 (*avx_punpckhdq): Likewise.
2578 (*avx_punpckldq): Likewise.
2579 (*avx_pinsr<avxmodesuffixs>): Likewise.
2580 (*avx_pinsrq): Likewise.
2581 (*avx_loadld): Likewise.
2582 (*vec_extractv2di_1_rex64_avx): Likewise.
2583 (*vec_extractv2di_1_avx): Likewise.
2584 (*vec_dupv2di_avx): Likewise.
2585 (*vec_concatv2si_avx): Likewise.
2586 (*vec_concatv4si_1_avx): Likewise.
2587 (*vec_concatv2di_avx): Likewise.
2588 (*vec_concatv2di_rex64_avx): Likewise.
2589 (*avx_uavgv16qi3): Likewise.
2590 (*avx_uavgv8hi3): Likewise.
2591 (*avx_psadbw): Likewise.
2592 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2593 (*avx_phaddwv8hi3): Likewise.
2594 (*avx_phadddv4si3): Likewise.
2595 (*avx_phaddswv8hi3): Likewise.
2596 (*avx_phsubwv8hi3): Likewise.
2597 (*avx_phsubdv4si3): Likewise.
2598 (*avx_phsubswv8hi3): Likewise.
2599 (*avx_pmaddubsw128): Likewise.
2600 (*avx_pmulhrswv8hi3): Likewise.
2601 (*avx_pshufbv16qi3): Likewise.
2602 (*avx_psign<mode>3): Likewise.
2603 (*avx_palignrti): Likewise.
2604 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2605 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2606 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2607 (*avx_mpsadbw): Likewise.
2608 (*avx_packusdw): Likewise.
2609 (*avx_pblendvb): Likewise.
2610 (*avx_pblendw): Likewise.
2611 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2612 (avx_ptest256): Likewise.
2613 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2614 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2615 (*avx_aesenc): Likewise.
2616 (*avx_aesenclast): Likewise.
2617 (*avx_aesdec): Likewise.
2618 (*avx_aesdeclast): Likewise.
2619 (avx_vzeroupper): Likewise.
2620 (avx_vzeroupper_rex64): Likewise.
2621 (avx_vpermil<mode>): Likewise.
2622 (avx_vpermilvar<mode>3): Likewise.
2623 (avx_vpermil2<mode>3): Likewise.
2624 (avx_vperm2f128<mode>3): Likewise.
2625 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2626 (avx_vbroadcastss256): Likewise.
2627 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2628 (avx_vinsertf128<mode>): Likewise.
2629 (vec_set_lo_<mode>): Likewise.
2630 (vec_set_hi_<mode>): Likewise.
2631 (vec_set_lo_<mode>): Likewise.
2632 (vec_set_hi_<mode>): Likewise.
2633 (vec_set_lo_v16hi): Likewise.
2634 (vec_set_hi_v16hi): Likewise.
2635 (vec_set_lo_v32qi): Likewise.
2636 (vec_set_hi_v32qi): Likewise.
2637 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2638 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2639 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2640 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2641 (vec_init<mode>): Likewise.
2642 (*vec_concat<mode>_avx): Likewise.
2643 (blendbits): Support V8SF and V4DF.
2644 (sse2_movq128): Support AVX.
2645 (<sse>_movnt<mode>): Likewise.
2646 (sse2_movntv2di): Likewise.
2647 (sse_rcpv4sf2): Likewise.
2648 (sse_sqrtv4sf2): Likewise.
2649 (sse_rsqrtv4sf2): Likewise.
2650 (<sse>_comi): Likewise.
2651 (<sse>_ucomi): Likewise.
2652 (sse_cvtss2si): Likewise.
2653 (sse_cvtss2si_2): Likewise.
2654 (sse_cvtss2siq): Likewise.
2655 (sse_cvtss2siq_2): Likewise.
2656 (sse_cvttss2si): Likewise.
2657 (sse_cvttss2siq): Likewise.
2658 (sse2_cvtsd2si): Likewise.
2659 (sse2_cvtsd2si_2): Likewise.
2660 (sse2_cvtsd2siq): Likewise.
2661 (sse2_cvtsd2siq_2): Likewise.
2662 (sse2_cvttsd2si): Likewise.
2663 (sse2_cvttsd2siq): Likewise.
2664 (sse2_cvtdq2pd): Likewise.
2665 (*sse2_cvtpd2dq): Likewise.
2666 (*sse2_cvttpd2dq): Likewise.
2667 (*sse2_cvtpd2ps): Likewise.
2668 (sse2_cvtps2pd): Likewise.
2669 (sse3_movshdup): Likewise.
2670 (sse3_movsldup): Likewise.
2671 (sse_storehps): Likewise.
2672 (*sse4_1_extractps): Likewise.
2673 (sse2_storelpd): Likewise.
2674 (vec_dupv2df_sse3): Likewise.
2675 (*vec_concatv2df_sse3): Likewise.
2676 (*sse4_1_pextrb): Likewise.
2677 (*sse4_1_pextrb_memory): Likewise.
2678 (*sse2_pextrw): Likewise.
2679 (*sse4_1_pextrw_memory): Likewise.
2680 (*sse4_1_pextrd): Likewise.
2681 (*sse4_1_pextrq): Likewise.
2682 (sse2_pshufd_1): Likewise.
2683 (sse2_pshuflw_1): Likewise.
2684 (sse2_pshufhw_1): Likewise.
2685 (*sse2_storeq_rex64): Likewise.
2686 (*vec_dupv4si): Likewise.
2687 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2688 (sse2_pmovmskb): Likewise.
2689 (*sse2_maskmovdqu): Likewise.
2690 (*sse2_maskmovdqu_rex64): Likewise.
2691 (sse_ldmxcsr): Likewise.
2692 (sse_stmxcsr): Likewise.
2693 (abs<mode>2): Likewise.
2694 (sse4_1_movntdqa): Likewise.
2695 (sse4_1_phminposuw): Likewise.
2696 (sse4_1_extendv8qiv8hi2): Likewise.
2697 (*sse4_1_extendv8qiv8hi2): Likewise.
2698 (sse4_1_extendv4qiv4si2): Likewise.
2699 (*sse4_1_extendv4qiv4si2): Likewise.
2700 (sse4_1_extendv2qiv2di2): Likewise.
2701 (*sse4_1_extendv2qiv2di2): Likewise.
2702 (sse4_1_extendv4hiv4si2): Likewise.
2703 (*sse4_1_extendv4hiv4si2): Likewise.
2704 (sse4_1_extendv2hiv2di2): Likewise.
2705 (*sse4_1_extendv2hiv2di2): Likewise.
2706 (sse4_1_extendv2siv2di2): Likewise.
2707 (*sse4_1_extendv2siv2di2): Likewise.
2708 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2709 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2710 (sse4_1_zero_extendv4qiv4si2): Likewise.
2711 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2712 (sse4_1_zero_extendv2qiv2di2): Likewise.
2713 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2714 (sse4_1_zero_extendv4hiv4si2): Likewise.
2715 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2716 (sse4_1_zero_extendv2hiv2di2): Likewise.
2717 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2718 (sse4_1_zero_extendv2siv2di2): Likewise.
2719 (*sse4_1_zero_extendv2siv2di2): Likewise.
2720 (sse4_1_ptest): Likewise.
2721 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2722 (sse4_2_pcmpestri): Likewise.
2723 (sse4_2_pcmpestrm): Likewise.
2724 (sse4_2_pcmpistri): Likewise.
2725 (sse4_2_pcmpistrm): Likewise.
2727 (aeskeygenassist): Likewise.
2729 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/predicates.md (vzeroall_operation): New.
2733 * config/i386/sse.md (avx_vzeroall): New.
2734 (*avx_vzeroall): Likewise.
2736 2008-08-28 Paul Brook <paul@codesourcery.com>
2737 Mark Shinwell <shinwell@codesourcery.com>
2738 Richard Earnshaw <richard.earnshaw@arm.com>
2740 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2741 (TARGET_MIN_ANCHOR_OFFSET): New.
2742 (arm_override_options): Set correct anchor ranges for Thumb-1
2743 and Thumb-2 if required.
2744 (legitimize_pic_address): Handle case involving a TLS symbol
2745 reference with an addend.
2746 (arm_optimization_options): Enable section anchors at -O1 and
2748 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2749 * config/arm/arm-protos.h (arm_optimization_options): New.
2751 2008-08-28 Nick Clifton <nickc@redhat.com>
2753 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2754 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2757 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2758 * config/v850/v850.md (return): Remove frame size restriction.
2760 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2762 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2764 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2766 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2768 2008-08-28 Paul Brook <paul@codesourcery.com>
2770 * config/arm/vfp11.md: Update license notice.
2771 * config/arm/cortex-r4.md: Ditto.
2773 2008-08-28 Richard Guenther <rguenther@suse.de>
2775 PR tree-optimization/37207
2776 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2779 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2782 * tree.c (int_fits_type_p): Don't forget unsigned integers
2783 of type sizetype which higher end word equals -1.
2785 2008-08-28 Ira Rosen <irar@il.ibm.com>
2787 * target.h (struct vectorize): Add new target builtin.
2788 * tree-vectorizer.c (destroy_loop_vec_info): Call
2789 vect_free_slp_instance instead of vect_free_slp_node.
2790 * tree-vectorizer.h (enum slp_load_perm_type): New.
2791 (struct _slp_instance): Add new fields.
2792 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2793 (SLP_INSTANCE_LOADS): New.
2794 (vect_free_slp_tree): Remove.
2795 (vect_free_slp_instance): Declare.
2796 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2797 (vectorizable_load): Add argument.
2798 (vect_transform_slp_perm_load): New.
2799 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2801 (vect_get_place_in_interleaving_chain): New function.
2802 (vect_free_slp_tree): Make static.
2803 (vect_free_slp_instance): New function.
2804 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2805 collect the load location in the interleaving chain.
2806 (vect_supported_slp_permutation_p): New function.
2807 (vect_supported_load_permutation_p): Likewise.
2808 (vect_analyze_slp_instance): In case of loads permutation, call
2809 vect_supported_load_permutation_p to check that the permutation is
2811 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2812 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2813 (vect_create_mask_and_perm): New function.
2814 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2815 (vectorizable_load): Add an argument. Don't keep the created vectors
2816 statements in the node if permutation is required. Call
2817 vect_transform_slp_perm_load to generate the permutation.
2818 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2819 additional argument.
2820 (vect_schedule_slp_instance): In case of loads permutation, allocate
2821 vectorized statements structure for all the related SLP nodes. Call
2822 vect_transform_stmt with addditional argument.
2823 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2824 * config/spu/spu.c (spu_builtin_vec_perm): New.
2825 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2826 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2827 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2828 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2830 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2832 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2833 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2834 __gthread_cond_signal, __gthread_cond_timedwait,
2835 __gthread_cond_timedwait_recursive): New functions.
2836 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2838 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2841 2008-08-28 Richard Guenther <rguenther@suse.de>
2844 * fold-const.c (maybe_canonicalize_comparison_1): Require
2845 undefined overflow only for canonicalizing A +- CST cmp CST.
2846 Make sure to not generate new constants that are not inside
2847 their TYPE_MIN/MAX_VALUE range.
2848 (maybe_canonicalize_comparison): Remove undefined overflow
2850 (fold_binary): Remove now duplicate folding.
2852 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2854 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2855 use not updated in the last change.
2857 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2859 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2860 (IRA_COVER_CLASSES): Add FPUL_REGS.
2862 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2865 * c-common.c (conversion_warning): Check for null operands.
2867 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2870 * c-decl.c (check_for_loop_decls): Improve error message. Give
2873 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2876 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2877 (convert_for_assignment): Pass corrent OPT_W* parameter to
2878 WARN_FOR_ASSIGNMENT.
2880 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2883 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2885 2008-08-27 Paul Brook <paul@codesourcery.com>
2887 * config.gcc: Loosen checks for arm uclinux eabi targets.
2889 2008-08-27 Paul Brook <paul@codesourcery.com>
2891 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2893 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2895 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2897 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2898 the enumerators of an ENUMERAL_TYPE.
2899 * dbxout.c (dbxout_type): Ditto.
2901 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2904 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2905 (fwprop_addr): Check that the loop_father is not the outer loop.
2907 2008-08-26 Paul Brook <paul@codesourcery.com>
2909 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2910 Remove documentation entry for fmul type.
2911 Use fmuls to annotate single-precision multiplication patterns,
2912 fmuld to annotate double-precision multiplication patterns,
2913 fmacs to annotate single-precision multiply-accumulate patterns
2914 and fmacd to annotate double-precision multiply-accumulate patterns.
2915 * config/arm/vfp11.md: Update reservations accordingly.
2916 * config/arm/arm.md: Note that certain values of the "type"
2917 attribute are documented in vfp.md.
2918 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2919 (v10_cvt): Use new fmul types.
2921 2008-08-26 Paul Brook <paul@codesourcery.com>
2923 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2924 * config/arm/vfp11.md: ...here. New.
2925 * config/arm/arm.md: Include vfp11.md.
2927 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2929 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2930 parameter to inform call.
2932 2008-08-26 Jeff Law <law@redhat.com>
2934 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2935 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2936 preferred class when copying a constant into a partial word register.
2938 2008-08-26 Ben Elliston <bje@au.ibm.com>
2940 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2941 * cp/typeck.c: Likewise.
2942 * cp/tree.c: Likewise.
2943 * gimple-low.c: Likewise.
2946 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2948 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2949 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2951 * doc/passes.texi: Describe IRA.
2953 * doc/tm.texi (IRA_COVER_CLASSES,
2954 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2956 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2957 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2958 -fira-propagate-cost, -fno-ira-share-save-slots,
2959 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2961 * flags.h (ira_algorithm): New enumeration.
2962 (flag_ira_algorithm, flag_ira_verbose): New external variable
2965 * postreload.c (gate_handle_postreload): Don't do post reload
2966 optimizations unless the reload is completed.
2968 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2971 * tree-pass.h (pass_ira): New external variable declaration.
2973 * reload.h: Add 2008 to the Copyright.
2975 * cfgloopanal.c: Include params.h.
2976 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2979 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2981 * toplev.c (ira.h): New include.
2982 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2983 (backend_init_target): Call ira_init.
2984 (backend_init): Call ira_init_once.
2985 (finalize): Call finish_ira_once.
2987 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2988 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2991 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2992 may_move_out_cost): New external variable declarations.
2993 (move_table): New typedef.
2995 * caller-save.c: Include headers output.h and ira.h.
2996 (no_caller_save_reg_set): New global variable.
2997 (save_slots_num, save_slots): New variables.
2998 (reg_save_code, reg_restore_code, add_stored_regs): Add
3000 (init_caller_save): Set up no_caller_save_reg_set.
3001 (init_save_areas): Reset save_slots_num.
3002 (saved_hard_reg): New structure.
3003 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3004 (initiate_saved_hard_regs, new_saved_hard_reg,
3005 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3007 (setup_save_areas): Add code for sharing stack slots.
3008 (all_blocks): New variable.
3009 (save_call_clobbered_regs): Process pseudo-register too.
3010 (mark_set_regs): Process pseudo-register too.
3011 (insert_one_insn): Put the insn after bb note in a empty basic
3012 block. Add insn check.
3014 * global.c (eliminable_regset): Make it external.
3015 (mark_elimination): Use DF_LR_IN for IRA.
3016 (pseudo_for_reload_consideration_p): New.
3017 (build_insn_chain): Make it external. Don't ignore spilled
3018 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3019 (gate_handle_global_alloc): New function.
3020 (pass_global_alloc): Add the gate function.
3022 * opts.c (decode_options): Set up flag_ira. Print the warning for
3024 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3026 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3028 * regmove.c (regmove_optimize): Don't do replacement of output for
3031 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3032 New external variable declarations.
3034 * local-alloc.c (update_equiv_regs): Make it external. Return
3035 true if jump label rebuilding should be done. Rescan new_insn for
3037 (gate_handle_local_alloc): New function.
3038 (pass_local_alloc): Add the gate function.
3040 * alias.c (value_addr_p, stack_addr_p): New functions.
3041 (nonoverlapping_memrefs_p): Use them for IRA.
3043 * common.opt (fira, fira-algorithm, fira-coalesce,
3044 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3045 fira-verbose): New options.
3047 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3048 move_cost, may_move_in_cost, may_move_out_cost): Make the
3050 (move_table): Remove typedef.
3051 (init_move_cost): Make it external.
3052 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3055 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3056 setup_reg_classes): New function prototypes.
3057 (eliminable_regset): New external variable declaration.
3058 (build_insn_chain, update_equiv_regs): New function prototypes.
3060 * Makefile.in (IRA_INT_H): New definition.
3061 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3062 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3063 (reload1.o, toplev.o): Add dependence on ira.h.
3064 (cfgloopanal.o): Add PARAMS_H.
3065 (caller-save.o): Add dependence on output.h and ira.h.
3066 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3067 ira-emit.o, ira-lives.o): New entries.
3069 * passes.c (pass_ira): New pass.
3071 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3073 * reload1.c (ira.h): Include the header.
3074 (changed_allocation_pseudos): New bitmap.
3075 (init_reload): Initiate the bitmap.
3076 (compute_use_by_pseudos): Permits spilled registers in FROM.
3077 (temp_pseudo_reg_arr): New variable.
3078 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3079 IRA. Call alter_reg with the additional parameter. Don't clear
3080 spilled_pseudos for IRA. Restore original insn chain for IRA.
3081 Clear changed_allocation_pseudos at the end of reload.
3082 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3083 (hard_regno_to_pseudo_regno): New variable.
3084 (count_pseudo): Check spilled pseudos. Set up
3085 hard_regno_to_pseudo_regno.
3086 (count_spilled_pseudo): Check spilled pseudos. Update
3087 hard_regno_to_pseudo_regno.
3088 (find_reg): Use better_spill_reload_regno_p. Check
3089 hard_regno_to_pseudo_regno.
3090 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3092 (eliminate_regs_1): Use additional parameter for alter_reg.
3093 (finish_spills): Set up pseudo_previous_regs only for spilled
3094 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3095 more arguments. Don't clear live_throughout and dead_or_set for
3096 spilled pseudos. Use additional parameter for alter_reg. Call
3097 mark_allocation_change. Set up changed_allocation_pseudos.
3098 Remove sanity check.
3099 (emit_input_reload_insns, delete_output_reload): Use additional
3100 parameter for alter_reg. Call mark_allocation_change.
3101 (substitute, gen_reload_chain_without_interm_reg_p): New
3103 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3105 * testsuite/gcc.dg/20080410-1.c: New file.
3107 * config/s390/s390.h (IRA_COVER_CLASSES,
3108 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3110 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3112 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3114 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3116 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3118 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3120 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3122 2008-08-24 Jeff Law <law@redhat.com>
3123 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3124 when ignoring unavailable registers.
3126 2008-08-24 Jeff Law <law@redhat.com>
3127 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3128 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3129 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3130 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3132 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3133 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3135 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3136 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3137 * reload1.c (find_reg): Process registers in register allocation order.
3139 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3140 * toplev.c (backend_init_target): Move ira_init call from
3142 (lang_dependent_init_target): ...to here.
3144 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3145 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3146 calculate memory move costs for NO_REGS.
3148 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3149 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3150 STACK_REGS is defined.
3152 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3153 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3155 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3156 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3158 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3159 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3160 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3163 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3164 Dorit Nuzman <dorit@il.ibm.com>
3166 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3167 vec_extract_evenv4sf, vec_extract_evenv8hi,
3168 vec_extract_evenv16qi, vec_extract_oddv4si,
3169 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3170 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3171 vec_interleave_highv4si, vec_interleave_lowv4si,
3172 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3173 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3174 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3176 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3179 * config/rs6000/rs6000.c (optimization_options): Don't default to
3180 section anchors without toplevel reorder.
3182 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3184 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3185 (mfc_end_critical_section): Likewise.
3187 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3189 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3190 all type qualifiers from element type to vector type.
3192 2008-08-25 David Daney <ddaney@avtrex.com>
3194 * config/mips/mips.md (immediate_insn): Move up in file, fix
3195 comment typo, reformat.
3196 (fetchop_bit, atomic_hiqi_op memory_barrier,
3197 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3198 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3199 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3200 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3201 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3202 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3203 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3204 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3205 sync_old_nand<mode>, sync_new_nand<mode>,
3206 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3207 test_and_set_12): Moved to sync.md.
3209 * config/mips/sync.md: New file.
3211 2008-08-25 Richard Henderson <rth@redhat.com>
3213 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3214 (regsave): Likewise.
3215 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3216 (output_cfi_directive): Likewise.
3217 (div_data_align): New.
3218 (output_cfi): Use it.
3220 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3222 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3223 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3224 (TARGET_OCTEON): New macro.
3225 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3226 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3227 (ISA_HAS_POP): New macro.
3228 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3230 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3232 * config/mips/mips.md (cpu): Add octeon.
3233 (type): Add pop attribute value.
3234 (popcount<mode>2): New pattern.
3235 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3237 2008-08-24 Jan Hubicka <jh@suse.cz>
3239 * doc/invoke.texi (-fipa-cp-clone): New option.
3240 (-fipa-cp): Update docs.
3241 (--param ipcp-unit-growth):New.
3242 * ipa-cp.c: Include fibheap.h, params.h
3243 (ipcp_initialize_node_lattices): When not cloning, all externally
3244 visible functions are bottom.
3245 (ipcp_need_redirect_p): Accept clones.
3246 (ipcp_insert_stage): Use cost driven heuristics.
3247 (max_count, dead_nodes): New static vars.
3248 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3249 ipcp_const_param_count): New functions.
3250 * common.opt (ipa-cp-clone): New command line option.
3251 * params.def (ipcp-unit-growth): New.
3253 2008-08-24 Jan Hubicka <jh@suse.cz>
3255 * tree-inline.c (tree_function_versioning): Look harder
3256 for referenced vars.
3258 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3260 PR tree-optimization/37185
3261 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3263 2008-08-23 Jan Hubicka <jh@suse.cz>
3265 * ipa-cp.c (ipcp_analyze_node): New function.
3266 (ipcp_update_cloned_node): Use it.
3267 (ipcp_init_stage): Likewise.
3268 * ipa-inline.c (function_insertion_hook_holder): New static var.
3269 (analyze_function): Break out from ....
3270 (inline_generate_summary): Here; register insertion hook.
3271 (cgraph_decide_inlining): Remove hook.
3272 (add_new_function): New function.
3274 2008-08-23 Jan Hubicka <jh@suse.cz>
3276 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3278 2008-08-23 Jan Hubicka <jh@suse.cz>
3280 * ipa-cp.c (constant_val_insert): Remove.
3281 (ipcp_propagate_one_const): Remove.
3282 (ipcp_create_replace_map): Always insert replacements to the map.
3283 (ipcp_insert_stage): Do not try to insert statements by hand.
3284 * tree-inline.c (insert_init_stmt): Break out from ...
3285 (setup_one_parameter): ... here; allow NULL BB pointer.
3286 (tree_function_versioning): Use setup_one_parameter to process
3289 2008-08-23 Jan Hubicka <jh@suse.cz>
3291 * tree.c (decl_address_ip_invariant_p): New function.
3292 * tree.h (decl_address_ip_invariant_p): Declare.
3293 * gimple.c (strip_invariant_refs): Break out from ...
3294 (is_gimple_invariant_address): ... here
3295 (is_gimple_ip_invariant_address): New function.
3296 (is_gimple_ip_invariant): New function.
3297 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3300 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3301 (ipcp_lat_is_insertable): All constants are insertable.
3302 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3303 IPA_CONST_VALUE_REF.
3304 (ipcp_initialize_node_lattices): Propagate all types of operands.
3305 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3306 (ipcp_create_replace_map): Reformat.
3307 (ipcp_need_redirect_p): Simplify.
3308 (ipcp_insert_stage): Check that argument is used before clonning.
3309 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3310 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3311 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3312 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3313 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3314 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3315 * tree-inline.c (tree_function_versioning): Add variables referenced by
3318 2008-08-23 Jan Hubicka <jh@suse.cz>
3321 * i386.c (standard_80387_constant_p): Use optimize_size.
3323 2008-08-23 Ira Rosen <irar@il.ibm.com>
3325 PR tree-optimization/37161
3326 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3327 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3328 (vect_determine_vectorization_factor): Move the scalar type
3329 retrieval to vect_get_smallest_scalar_type.
3330 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3331 scalar type. Remove redundant computation.
3332 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3333 (vect_get_slp_defs): Take the type of RHS into account if
3334 necessary by calling vect_get_smallest_scalar_type. Call
3335 vect_get_constant_vectors with additional argument.
3337 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3340 * doc/invoke.texi (Wwrite-strings): Clarify description.
3342 2008-08-23 Ira Rosen <irar@il.ibm.com>
3344 PR tree-optimization/37174
3345 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3346 def stmt is a part of the loop before accessing its stmt_vec_info.
3348 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3351 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3352 (*swap): New insn pattern.
3353 (*ashlqi3): Rename from ashlqi3 insn pattern.
3354 (ashlqi3): New expanders.
3355 (*lshrqi3): Rename from lshrqi3 insn pattern.
3356 (lshrqi3): New expanders.
3357 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3358 lshrqi3_const5, lshrqi3_const6): New splitters.
3359 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3360 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3363 2008-08-22 Richard Guenther <rguenther@suse.de>
3365 PR tree-optimization/37078
3366 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3367 [+INF, +INF] ranges.
3369 2008-08-22 Richard Guenther <rguenther@suse.de>
3371 PR tree-optimization/37143
3372 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3373 a conversion statement instead of a copy.
3375 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3379 CCCmode, CCOmode and CCSmode destination modes.
3382 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3383 from different units in a single alternative.
3384 (*vec_extractv2sf_1): Ditto.
3385 (*vec_extractv2si_0): Ditto.
3386 (*vec_extractv2si_1): Ditto.
3387 * config/i386/sse.md (sse2_storehpd): Ditto.
3388 (sse2_storelpd): Ditto.
3389 (sse2_loadhpd): Ditto.
3390 (sse2_loadlpd): Ditto.
3393 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3394 (popcountsi2): Ditto.
3395 (clzdi2_abm): Ditto.
3396 (popcountdi2): Ditto.
3397 (clzhi2_abm): Ditto.
3398 (popcounthi2): Ditto.
3400 2008-08-22 Richard Guenther <rguenther@suse.de>
3404 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3405 if the multiplication does not overflow.
3407 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3409 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3411 2008-08-21 Richard Henderson <rth@redhat.com>
3413 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3414 spurrious comma from test.
3415 * configure: Rebuild.
3417 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3420 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3423 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3425 * c-tree.h (grokfield): New argument.
3426 * c-decl.c (grokfield): Handle new location argument.
3427 * c-parser.c (c_parser_struct_declaration): Pass location to
3430 2008-08-21 Richard Guenther <rguenther@suse.de>
3432 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3434 2008-08-21 Jan Hubicka <jh@suse.cz>
3436 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3437 (cgraph_add_function_insertion_hook,
3438 cgraph_remove_function_insertion_hook,
3439 cgraph_call_function_insertion_hooks): New functions.
3440 * cgraph.h (cgraph_add_function_insertion_hook,
3441 cgraph_remove_function_insertion_hook,
3442 cgraph_call_function_insertion_hooks): Declare.
3443 * ipa-reference.c (function_insertion_hook_holder): New variable.
3444 (check_operand, look_for_address_of): When checking late, do not care
3445 about module bitmaps.
3446 (add_new_function): New function.
3447 (generate_summary): Register hooks; zero module bitmaps.
3448 (propagate): Unregister hooks.
3449 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3450 (add_new_function): New function.
3451 (generate_summary): Register hook.
3452 (propagate): Remove hook.
3454 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3456 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3457 * ipa-cp.c (ipcp_update_cloned_node): New function.
3458 (build_const_val): Handle functions correctly; bring type logic
3459 into sync with tree-inline.c
3460 (ipcp_init_stage): Take care of computing stuff needed by
3461 indirect inlining; update clones.
3462 (ipcp_generate_summary): Break out of ipcp_driver.
3463 (ipcp_driver): Do only execution and transformation.
3464 (pass_ipa_cp): Make IPA_PASS.
3465 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3467 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3468 ipcp, some info is already available.
3469 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3470 * tree-inline.c (remap_ssa_name): Unshare expression.
3472 2008-08-21 Richard Guenther <rguenther@suse.de>
3474 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3475 a PHI ask VN if it is already available.
3476 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3477 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3479 2008-08-21 Richard Guenther <rguenther@suse.de>
3482 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3483 makes sure to produce a result of the correct type.
3485 2008-08-21 Jan Hubicka <jh@suse.cz>
3486 Backport from LTO branch:
3488 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3489 Jan Hubicka <jh@suse.cz>
3492 (init_state, finish_state, set_function_state, generate_summary):
3494 (scan_stmt): Renamed from scan_function. Changed to keep state in
3495 local static vars rather than cgraph aux field.
3496 (propagate): Renamed from static_execute. Changed to keep state in
3497 local static vars rather than cgraph aux field.
3498 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3499 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3501 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3503 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3504 * ipa-reference.c (init_function_info, generate_summary,
3505 propagate): New functions.
3506 (analyze_function): Call init_function_info.
3507 (static_execute): Stripped into generate_summary and propagate.
3508 (pass_ipa_reference): Made into ipa_opt_pass.
3510 2008-08-21 Richard Guenther <rguenther@suse.de>
3512 PR tree-optimization/37181
3513 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3515 (extract_range_from_unary_expr): Likewise.
3517 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3519 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3521 * toplev.h (pedwarn_at): Likewise.
3522 * builtins.c: Update all calls to pedwarn.
3523 * c-lex.c: Likewise.
3524 * toplev.c: Likewise.
3525 * c-tree.h: Likewise.
3526 * c-decl.c: Likewise.
3527 * c-errors.c: Likewise.
3528 * c-typeck.c: Likewise.
3529 * c-common.c: Likewise.
3530 * c-parser.c: Likewise.
3532 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3535 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3536 with MODE_VECTOR_INT mode.
3538 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3541 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3542 initialized outside the current module.
3543 (warn_uninitialized_var): Ignore left-hand side when walking the
3544 trees. Ignore address expressions. Examine VUSE operands in gimple
3545 statements with a variable declaration on the right-hand side.
3547 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3550 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3552 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3555 * c-common.c (conversion_warning): Do not warn if applying bit-and
3556 operator to unsigned constant that fits in the target type.
3558 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3561 * c-common.c (conversion_warning): Do not warn for artificial
3564 2008-08-20 Richard Guenther <rguenther@suse.de>
3566 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3567 (extract_range_from_binary_expr): Fall back to constant propagation.
3568 (extract_range_from_unary_expr): Likewise.
3570 2008-08-20 Richard Guenther <rguenther@suse.de>
3572 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3573 with TREE_THIS_VOLATILE on shared nodes.
3574 (fold_stmt_r): Likewise.
3576 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3579 * c-parser.c (c_parser_attributes): For keywords use canonical
3580 spelling for attr_name.
3582 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3584 * value-prof.c (check_counter): Revert wrong call to error.
3586 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3588 * profile.c: Update calls to inform.
3589 * value-prof.c: Update calls to inform.
3591 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3593 * diagnostic.c (inform): Add an explicit location_t parameter.
3594 * toplev.h (inform): Update declaration.
3595 * builtins.c: Update all calls to inform.
3596 * c-common.c: Likewise.
3597 * c-decl.c: Likewise.
3598 * c-opts.c: Likewise.
3599 * c-pch.c: Likewise.
3600 * c-pragma.c: Likewise.
3601 * c-typeck.c: Likewise.
3602 * coverage.c: Likewise.
3604 * toplev.c: Likewise.
3605 * tree-cfg.c: Likewise.
3606 * tree-ssa.c: Likewise.
3608 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3611 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3612 V2DI mode, for SSE4.1, use movq instead of vector set if the
3613 second element is zero and inter-unit moves are OK.
3615 2008-08-20 Richard Guenther <rguenther@suse.de>
3617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3618 properly handle conversion/copy chains after tuplification.
3620 2008-08-20 Richard Guenther <rguenther@suse.de>
3622 * passes.c (init_optimization_passes): Move the second
3623 forwprop pass before alias computation. Remove the second
3624 DCE pass. Remove the first dominator and phi copy/const
3627 2008-08-20 Nick Clifton <nickc@redhat.com>
3629 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3630 support of this feature. Do not assume that a sufficiently new
3631 assembler will support the feature regardless of the target type.
3632 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3633 * configure: Regenerate.
3635 2008-08-20 Richard Guenther <rguenther@suse.de>
3637 * tree-vrp.c (found_in_subgraph): Remove.
3638 (live): New global static.
3639 (live_on_edge): New function.
3640 (blocks_visited): Remove.
3641 (register_edge_assert_for_2): Use live_on_edge.
3642 (find_conditional_asserts): Remove code dealing with
3643 found_in_subgraph. Do not walk the CFG.
3644 (find_switch_asserts): Likewise.
3645 (find_assert_locations_1): Renamed from find_assert_locations.
3646 Move finding assert locations for conditional and switch
3647 statements first. Update live bitmap. Do not walk the CFG.
3648 (find_assert_locations): New function.
3649 (insert_range_assertions): Remove entry of CFG walk.
3650 Adjust call to find_assert_locations.
3651 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3652 that only can appear because of fake exit edges but assert we
3653 never try to insert on those.
3654 (fini_pre): Do not remove fake exit edges here...
3655 (execute_pre): ...but here, before committing edge inserts.
3657 2008-08-19 Richard Guenther <rguenther@suse.de>
3659 * passes.c (init_optimization_passes): Exchange store-ccp
3662 2008-08-19 Rafael Espíndola <espindola@google.com>
3664 * varasm.c (weak_decls): Move earlier in the file.
3665 (assemble_external): Add weak decls to the weak_decls list.
3666 (declare_weak): Don't add decls to the weak_decls list.
3668 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3671 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3672 before (sse2_shufpd_<mode>).
3674 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3677 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3678 * tree.c (block_nonartificial_location): Likewise.
3680 2008-08-19 Richard Guenther <rguenther@suse.de>
3682 PR tree-optimization/35972
3683 PR tree-optimization/23094
3684 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3686 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3687 handle MISALIGNED_INDIRECT_REF.
3688 (get_ref_from_reference_ops): New helper.
3689 (vn_reference_lookup_pieces): Walk the use-def chain using the
3690 alias-oracle if requested.
3691 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3692 walking the use-def chain.
3693 (compute_avail): But not here.
3694 (create_component_ref_by_pieces_1): Properly handle
3695 MISALIGNED_INDIRECT_REF.
3696 (do_regular_insertion): Handle fully redundant
3697 expressions after PHI-translation also for SSA_NAME values, not
3698 only constants. Correctly use edoubleprime for that.
3700 2008-08-19 Ira Rosen <irar@il.ibm.com>
3702 * tree-vectorizer.c (supportable_widening_operation): Support
3703 multi-step conversion, return the number of steps in such conversion
3704 and the required intermediate types.
3705 (supportable_narrowing_operation): Likewise.
3706 * tree-vectorizer.h (vect_pow2): New function.
3707 (supportable_widening_operation): Change argument types.
3708 (supportable_narrowing_operation): Likewise.
3709 (vectorizable_type_promotion): Add an argument.
3710 (vectorizable_type_demotion): Likewise.
3711 * tree-vect-analyze.c (vect_analyze_operations): Call
3712 vectorizable_type_promotion and vectorizable_type_demotion with
3713 additional argument.
3714 (vect_get_and_check_slp_defs): Detect patterns.
3715 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3717 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3718 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3719 according to the smallest type in the loop.
3720 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3721 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3722 supportable_widening_operation with correct arguments.
3723 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3724 operands lists according to the number of vector statements in left
3725 or right node, if exists.
3726 (vect_gen_widened_results_half): Remove unused argument.
3727 (vectorizable_conversion): Call supportable_widening_operation,
3728 supportable_narrowing_operation, and vect_gen_widened_results_half
3729 with correct arguments.
3730 (vectorizable_assignment): Change documentation, support multiple
3732 (vectorizable_operation): Likewise.
3733 (vect_get_loop_based_defs): New function.
3734 (vect_create_vectorized_demotion_stmts): Likewise.
3735 (vectorizable_type_demotion): Support loop-aware SLP and general
3736 multi-step conversion. Call vect_get_loop_based_defs and
3737 vect_create_vectorized_demotion_stmts for transformation.
3738 (vect_create_vectorized_promotion_stmts): New function.
3739 (vectorizable_type_promotion): Support loop-aware SLP and general
3740 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3742 (vectorizable_store): Change documentation, support multiple
3744 (vectorizable_load): Likewise.
3745 (vect_transform_stmt): Pass SLP_NODE to
3746 vectorizable_type_promotion and vectorizable_type_demotion.
3747 (vect_schedule_slp_instance): Move here the calculation of number
3748 of vectorized statements for each node from...
3749 (vect_schedule_slp): ... here.
3750 (vect_transform_loop): Call vect_schedule_slp without the last
3753 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3756 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3757 to == in assert statement.
3758 (vectorizable_reduction): Fix typo.
3760 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3763 * value-prof.c (check_counter): Dereference pointer to overall
3764 count when printing it.
3766 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3768 * profile.h: Really add it.
3770 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3772 * mcf.c: Really add it.
3774 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3775 Vinodha Ramasamy <vinodha@google.com>
3777 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3779 * value-prof.c (check_counter): Fix the counter if
3780 flag_profile_correction is true.
3781 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3782 tree_mod_subtract_transform):
3783 Follow check_counter parameter change.
3784 * common.opt (fprofile-correction): New option.
3786 * profile.h: Likewise.
3787 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3788 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3789 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3791 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3792 flag_profile_correction is set.
3794 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3796 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3798 2008-08-18 Tomas Bily <tbily@suse.cz>
3800 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3801 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3803 * tree-data-ref.c (split_constant_offset_1): Likewise.
3804 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3805 * tree-sra.c (sra_walk_expr): Likewise.
3806 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3807 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3808 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3809 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3811 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3812 * tree-vect-transform.c (vectorizable_type_demotion)
3813 (vectorizable_type_promotion): Likewise.
3814 * tree-inline.c (expand_call_inline):
3815 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3816 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3817 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3818 * expr.c (expand_expr_real_1): Likewise.
3819 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3820 (gimple_assign_unary_useless_conversion_p): Likewise.
3821 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3822 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3823 * fold-const.c (fold_unary): Likewise.
3824 * tree.h (CONVERT_EXPR_P): Likewise.
3825 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3826 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3828 (register_edge_assert_for_2, extract_range_from_unary_expr)
3829 (register_edge_assert_for_1): Likewise.
3831 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3833 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3834 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3835 (enum real_value_const): Delete.
3836 (get_real_const): Delete.
3837 * real.c (get_real_const): Delete.
3838 (dconst_e_ptr): Define.
3839 (dconst_third_ptr): Define.
3840 (dconst_sqrt2_ptr): Define.
3841 * builtins.c: Update all callers.
3843 2008-08-18 Richard Guenther <rguenther@suse.de>
3845 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3846 statement iterator after statement removal.
3848 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3850 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3851 (detect_processor_freebsd): Likewise.
3852 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3854 2008-08-18 Richard Guenther <rguenther@suse.de>
3856 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3857 and loads have the correct types.
3859 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3862 * c-opts.c (cpp_opts): Remove static.
3863 * c-parser.c (cpp_opts): Declare it extern.
3864 (disable_extension_diagnostics): Handle cpp options.
3865 (enable_extension_diagnostics): Likewise.
3867 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3869 * diagnostics.c (permerror_at): Rename as permerror.
3870 (permerror): Delete.
3871 * toplev.h: Likewise.
3873 2008-08-18 Richard Guenther <rguenther@suse.de>
3875 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3876 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3877 Move call_cdce before build_alias. Move copyrename2,
3878 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3879 right after final inlining.
3880 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3881 (pass_build_cfg): But instead via TODO_dump_func.
3883 2008-08-18 Richard Guenther <rguenther@suse.de>
3885 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3887 (scalarize_init): If we failed to generate some initializers
3888 do not generate zeros for not instantiated members. Instead
3889 rely on the copy out.
3890 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3891 about missing flow-sensitive alias info only if we have
3894 2008-08-17 Nick Clifton <nickc@redhat.com>
3896 * doc/extend.texi (Function Attributes): Fix typo in description
3897 if hot function attribute.
3899 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3900 Richard Sandiford <rdsandiford@googlemail.com>
3902 * doc/install.texi (--with-mips-plt): Document.
3903 * doc/invoke.texi (-mplt, -mno-plt): Document.
3904 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3905 and handle ${with_mips_plt}.
3906 * config/mips/mips.opt (mplt): New option.
3907 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3908 (TARGET_ABICALLS_PIC2): Likewise.
3909 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3910 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3911 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3912 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3913 to decide whether to output ".option picX" directives.
3914 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3915 Pass -call_nonpic rather than -KPIC for -mplt.
3916 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3917 on the command line. Also remove it when -mabi=64 is used without
3919 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3920 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3921 TARGET_ABICALLS_PIC0.
3922 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3924 (mips16_build_function_stub): Only output ".option pic" directives
3925 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3926 (mips16_build_call_stub): Fix comment and remove redundant
3927 ".set at"/"set .noat" directives.
3928 (mips_function_rodata_section): Use the default behaviour for
3929 TARGET_ABSOLUTE_ABICALLS.
3930 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3931 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3932 (mips_restore_gp): Do nothing if the current function doesn't use
3934 (mips_expand_prologue): Only save $gp if the current function uses it.
3935 Use a normal move for TARGET_ABICALLS_PIC0.
3936 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3938 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3940 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3941 of function when handling GLOBAL_POINTER_REGNUM.
3943 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3946 * common.opt (-fstack-check): Do not declare the variable here.
3947 (-fstack-check=): New option variant.
3948 * doc/invoke.texi (Code Gen Options): Document it.
3949 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3950 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3951 (STACK_CHECK_STATIC_BUILTIN): New macro.
3952 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3953 * opts.c: Include expr.h.
3954 (common_handle_option) <OPT_fold_stack_check_>: New case.
3955 <OPT_fstack_check>: Likewise.
3956 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3957 consistently in the test for variable-sized types. Adjust for
3958 new behaviour of flag_stack_check.
3959 * explow.c: Include except.h.
3960 (allocate_dynamic_stack_space): Do not take into account
3961 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3962 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3963 for variable-sized parameters. Treat all parameters whose size is
3964 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3965 stack checking is enabled.
3966 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3967 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3968 if generic stack checking is enabled.
3969 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3970 * reload1.c (reload): Likewise.
3971 * stmt.c (expand_decl): Assert that all automatic variables have
3972 fixed size at this point and remove dead code.
3973 * flags.h (stack_check_type): New enumeration type.
3974 (flag_stack_check): Declare.
3975 * toplev.c (flag_stack_check): New global variable.
3976 * Makefile.in (opts.o): Add dependency on EXPR_H.
3977 (explow.o): Add dependency on except.h.
3979 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3981 * config/avr/avr.c (avr_override_options): Reduce value of
3982 PARAM_INLINE_CALL_COST.
3984 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3986 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3987 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3988 lieu of TYPE_MODE (type) throughout.
3990 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3992 * config/arm/arm.c (add_minipool_backward_ref): Check for
3993 8-byte-aligned entries in second case of forcing insertion after a
3994 particular entry. Change third case to avoid inserting
3995 non-8-byte-aligned entries before 8-byte-aligned ones.
3997 2008-08-15 Richard Guenther <rguenther@suse.de>
3999 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4000 strip components for unknown size accesses.
4002 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4004 * config/s390/2097.md New file.
4005 * config/s390/s390.md ("z10prop" attribute): Define none,
4006 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4007 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4008 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4009 possible values and apply them to insns as appropriate.
4010 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4011 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4012 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4013 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4015 ("bfp" mode attribute): Removed. Every occurence replaced
4017 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4018 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4021 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4024 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4027 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4029 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4030 additional argument. Support reduction when duplication is needed due
4031 to data-types of different sizes in the loop.
4032 (get_initial_def_for_induction): Fix printout.
4033 (vect_get_vec_def_for_stmt_copy): Support case where the
4034 vec_stmt_for_operand is a phi node.
4035 (vectorizable_reduction): Support reduction when duplication is needed
4036 due to data-types of different sizes in the loop.
4037 (vectorizable_call): Remove restriction to not vectorize in case we
4038 have data-types of different sizes in the loop.
4039 (vectorizable_conversion): Likewise.
4040 (vectorizable_operation): Likewise.
4041 (vectorizable_type_demotion): Likewise.
4042 (vectorizable_type_promotion): Likewise.
4043 (vectorizable_induction): Add restriction to not vectorize in case
4044 we have data-types of different sizes in the loop.
4046 2008-08-14 Christophe Saout <christophe@saout.de>
4047 Uros Bizjak <ubizjak@gmail.com>
4050 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4051 (*vec_concatv2di_rex64_sse4_1): Ditto.
4052 (*vec_concatv2di_rex64_sse): Ditto.
4054 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4057 * fold-const.c (fold_widened_comparison): Do not allow
4058 sign changes that change the result even if shorter type
4059 is wider than arg1_unw's type.
4061 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4063 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4064 Skip if the multilib testing specifies -march that does not
4065 agree with the one specified in the testcase.
4067 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4069 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4070 zero extend SImode values being converted to TFmode before passing
4073 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4075 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4076 __PPU__ when targeting the Cell/B.E. PPU processor.
4078 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4080 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4081 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4082 Rematerialize the static chain, if any.
4083 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4086 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4088 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4089 (new_loc_descr): Likewise.
4090 (add_loc_descr): Likewise.
4091 (size_of_loc_descr): Likewise.
4092 (size_of_locs): Likewise.
4093 (output_loc_operands): Likewise.
4094 (output_loc_sequence): Likewise.
4095 (new_reg_loc_descr): New.
4096 (build_cfa_loc): Use it.
4097 (build_cfa_aligned_loc): Likewise.
4098 (one_reg_loc_descriptor): Likewise.
4099 (based_loc_descr): Likewise.
4101 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4104 * doc/invoke.texi (Wmain): Update.
4105 * c-decl.c (start_decl): warn_main is only 0 or 1.
4106 (start_function): Likewise. Fix formatting.
4107 (finish_function): Delete redundant warning.
4108 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4109 * c-opts (c_common_handle_option): -Wall only has effect if
4110 warn_main is uninitialized. OPT_Wmain is automatically
4111 handled. -pedantic also enables Wmain.
4112 (c_common_post_options): Handle all logic for Wmain here.
4113 * c-common.c (warn_main): Delete.
4114 (check_main_parameter_types): Make pedwarns conditional on
4116 * c-common.h (warn_main): Delete.
4118 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4121 * expr.c (emit_group_store): Allocate stack temp with the
4122 largest alignment when copying from register to stack.
4124 2008-08-13 Richard Guenther <rguenther@suse.de>
4126 * tree.h (maybe_fold_offset_to_address): Declare.
4127 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4128 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4129 Likewise for POINTER_PLUS_EXPR.
4130 (maybe_fold_offset_to_reference): Enable disabled code.
4131 (maybe_fold_offset_to_address): New function.
4132 (fold_stmt_r): Use it.
4133 (fold_gimple_assign): Likewise.
4134 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4135 (gimplify_expr): Likewise.
4137 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4139 * toplev.h (pedwarn_at): Fix declaration.
4141 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4143 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4144 LINK_SPEC): Use %R in -Y P argument.
4146 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4149 * diagnostic.c (pedwarn_at): New.
4150 * toplev.h (pedwarn_at): Declare.
4151 * c-tree.h (build_enumerator): Update declaration.
4152 * c-decl.c (finish_enum): Update comment.
4153 (build_enumerator): Take a location parameter. Give a pedwarn but do
4154 not perform any conversion.
4155 * c-parser.c (c_parser_enum_specifier): Set correct location for
4158 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4161 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4162 expressions except for conversions to signed:1 bitfields. Handle
4163 COND_EXPR with constant operands.
4165 2008-08-13 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/15255
4168 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4169 (struct oecount_s): New struct and VEC types.
4171 (oecount_hash): New function.
4172 (oecount_eq): Likewise.
4173 (oecount_cmp): Likewise.
4174 (zero_one_operation): New function.
4175 (build_and_add_sum): Likewise.
4176 (undistribute_ops_list): Perform un-distribution of multiplication
4177 and division on the chain of summands.
4178 (should_break_up_subtract): Also break up subtracts for factors.
4179 (reassociate_bb): Delete dead visited statements.
4180 Call undistribute_ops_list. Re-sort and optimize if it did something.
4181 * passes.c (init_optimization_passes): Move DSE before
4183 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4186 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4188 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4190 * doc/invoke.texi: Revert unintended checkin.
4192 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4195 * gcc.c (include_spec_function): Tweak call to find_a_file.
4197 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4200 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4201 and TRUTH_ORIF_EXPR.
4202 * dojump.c (do_jump): Likewise.
4204 PR tree-optimization/37084
4205 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4206 if id->regimplify, don't assume stmt is a cast assignment.
4208 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4210 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4212 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4215 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4218 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4220 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4221 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4223 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4224 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4225 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4226 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4227 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4229 * doc/tm.texi (Storage Layout): Remove documentation for
4230 TARGET_FLOAT_FORMAT.
4232 * simplify-rtx.c (simplify_binary_operation_1): Replace
4233 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4235 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4237 * real.h (struct real_format): New member has_sign_dependent_rounding.
4238 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4239 spu_single_format, ieee_double_format, mips_double_format,
4240 motorola_double_format, ieee_extended_motorola_format,
4241 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4242 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4243 mips_extended_format, ieee_quad_format, mips_quad_format,
4244 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4245 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4247 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4248 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4249 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4250 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4251 (ROUND_TOWARDS_ZERO): Likewise.
4253 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4254 (FLOAT_MODE_FORMAT): New macro.
4255 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4256 (MODE_COMPOSITE_P): ... this new macro.
4257 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4258 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4259 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4261 * flags.h: Include "real.h".
4263 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4264 REAL_MODE_FORMAT_COMPOSITE_P.
4265 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4267 * doc/tm.texi (Storage Layout): Remove documentation of
4268 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4269 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4270 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4271 they only apply to libgcc2.a.
4273 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4275 * config/spu/float_disf.c: New file.
4276 * config/spu/float_unsdisf.c: New file.
4277 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4278 (LIB2FUNCS_EXCLUDE): Define.
4280 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4281 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4283 * real.h (struct real_format): New member round_towards_zero.
4284 * real.c (round_for_format): Respect fmt->round_towards_zero.
4285 (ieee_single_format, mips_single_format, motorola_single_format,
4286 spu_single_format, ieee_double_format, mips_double_format,
4287 motorola_double_format, ieee_extended_motorola_format,
4288 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4289 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4290 mips_extended_format, ieee_quad_format, mips_quad_format,
4291 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4292 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4294 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4295 real_format to choose rounding mode when calling MPFR functions.
4296 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4297 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4299 * real.h (real_to_decimal_for_mode): Add prototype.
4300 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4301 Respect target rounding mode when generating decimal representation.
4302 (real_to_decimal): New stub for backwards compatibility.
4303 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4304 real_to_decimal_for_mode instead of real_to_decimal.
4306 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4308 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4309 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4311 * real.c (spu_single_format): New variable.
4312 * real.h (spu_single_format): Declare.
4314 * config/spu/spu.c (spu_override_options): Install SFmode format.
4315 (spu_split_immediate): Use integer mode to operate on pieces of
4316 floating-point values in all cases.
4318 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4319 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4320 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4322 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4324 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4326 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4328 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4330 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4333 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4334 on the VAR_DECL instead of TYPE_READONLY on its type.
4336 2008-08-12 Ira Rosen <irar@il.ibm.com>
4338 * tree-vectorizer.c: Depend on langhooks.h.
4339 (supportable_widening_operation): Add two arguments. Support double
4341 (supportable_narrowing_operation): Likewise.
4342 * tree-vectorizer.h (supportable_widening_operation): Add two
4344 (supportable_narrowing_operation): Likewise.
4345 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4346 supportable_widening_operation with correct arguments.
4347 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4348 (vectorizable_type_demotion): Support double type conversions.
4349 (vectorizable_type_promotion): Likewise.
4350 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4352 2008-08-11 Michael Matz <matz@suse.de>
4354 * i386/i386.c (override_options): Move initialisation from
4355 flag_schedule_insns_after_reload to here from ...
4356 (optimization_options): ... here.
4358 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4360 PR rtl-optimization/36998
4361 * dwarf2out.c (compute_barrier_args_size_1,
4362 compute_barrier_args_size): Temporarily remove assertions.
4364 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4367 * tree-ssa.c (struct walk_data): Add new flag
4368 warn_possibly_uninitialized.
4369 (warn_uninitialized_var): Use it.
4370 (warn_uninitialized_vars): New.
4371 (execute_early_warn_uninitialized): Call it.
4372 (execute_late_warn_uninitialized): Likewise.
4374 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4377 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4380 2008-08-09 Jan Hubicka <jh@suse.cz>
4383 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4385 (expand_fix): Be prepared for expansion to fail.
4386 (expand_sfix_optab): Remove instructions if expansion failed.
4388 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4390 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4392 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4393 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4395 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4397 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4398 mips/t-libgcc-mips16 to tmake_file.
4399 * config/mips/mips-protos.h (mips_call_type): New enum.
4400 (mips_pic_base_register, mips_got_load): Declare.
4401 (mips_restore_gp): Take an rtx argument.
4402 (mips_use_pic_fn_addr_reg_p): Declare.
4403 (mips_expand_call): Replace the sibcall_p argument with
4404 a mips_call_type argument. Add a lazy_p parameter.
4405 (mips_split_call): Declare.
4406 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4407 (MIPS16_PIC_TEMP): Likewise.
4408 (reg_class): Delete M16_NA_REGS.
4409 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4410 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4411 (mips_split_hi_p): Declare.
4412 * config/mips/mips.c (mips_split_hi_p): New array.
4413 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4414 (mips_got_symbol_type_p): New function.
4415 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4416 (mips16_stub_function_p): New function.
4417 (mips16_local_function_p): Likewise.
4418 (mips_use_pic_fn_addr_reg_p): Likewise.
4419 (mips_cannot_force_const_mem): Return false for HIGHs.
4420 Extend CONST_INT and symbolic handling to MIPS16, using
4421 mips_symbol_insns to check that the base symbol type is a
4422 legitimate constant. Reject GOT-based constants if
4423 TARGET_MIPS16_PCREL_LOADS.
4424 (mips_const_insns): Check targetm.cannot_force_const_mem when
4425 decomposing a symbolic base and a large offset.
4426 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4427 When calling a function that needs $25 from MIPS16 code,
4428 move the target address into $25 separately and add a USE
4430 (mips16_gp_pseudo_reg): Insert the initializer immediately
4431 before the first real insn.
4432 (mips_pic_base_register, mips_got_load): New functions.
4433 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4434 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4435 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4436 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4437 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4438 also passing NULL_RTX rather than const0_rtx as the aux argument.
4439 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4440 instead of TARGET_EXPLICIT_RELOCS.
4441 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4442 (mips_load_call_address): Replace the sibcall_p argument with
4443 a mips_call_type argument. Use mips_got_load.
4444 (mips16_local_alias): New structure.
4445 (mips16_local_aliases): New variable.
4446 (mips16_local_aliases_hash): New function.
4447 (mips16_local_aliases_eq): Likewise.
4448 (mips16_local_alias): Likewise.
4449 (mips16_stub_function): Likewise.
4450 (mips16_build_function_stub): Create a local alias for the target
4451 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4452 .cpload directive and an R_MIPS_NONE relocation for the target
4453 function, then load the alias rather than the function itself.
4454 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4455 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4456 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4457 (mips16_build_call_stub): Replace the FN parameter with an
4458 FN_PTR parameter. Force the address into a register if it
4459 isn't a call_insn_operand; don't rely on the caller to do this.
4460 If a call to a locally-defined and locally-binding MIPS16
4461 function must be made indirectly, redirect the call to the
4462 function's local alias. Use mips16_stub_function_p,
4463 mips16_stub_function, mips_expand_call and use_reg.
4464 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4465 Use explicit %hi and %lo accesses where possible.
4466 Use MIPS_CALL to generate the correct code form of a
4467 jal instruction. Add clobbers of $18 instead of uses.
4468 Update the call to mips_emit_call_insn.
4469 (mips_expand_call): Replace the SIBCALL_P argument with a
4470 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4471 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4472 allowing it to modify the call address. Update the calls to
4473 mips_load_call_address and mips_emit_call_insn.
4474 (mips_split_call): New function.
4475 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4476 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4477 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4478 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4479 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4481 (mips_cprestore_slot): New function.
4482 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4483 and use mips_cprestore_slot.
4484 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4486 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4487 then use a copygp_mips16 instruction to set up $28.
4488 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4489 (mips16_lay_out_constants): Call split_all_insns_noflow.
4490 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4491 false if TARGET_MIPS16.
4492 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4493 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4494 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4495 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4496 MIPS16 code. Allow MIPS16 o32 PIC.
4497 (mips_override_options): Allow MIPS16 o32 PIC.
4498 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4499 after reload if TARGET_USE_GOT.
4500 (UNSPEC_COPYGP): New constant.
4501 (length): Use a default length of 8 for MIPS16 GOT loads.
4502 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4503 (*got_page<mode>): Check mips_split_hi_p.
4504 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4505 (unspec_got<mode>, unspec_call<mode>): New expanders.
4506 (load_got<mode>, load_call<mode>): Remove the length attributes.
4507 Use a got attribute instead of a type attribute.
4508 (copygp_mips16): New insn.
4509 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4510 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4511 (sibcall, sibcall_value, call, call_value): Update the calls
4512 to mips_expand_call.
4513 (call_internal, call_value_internal): Use mips_split_call.
4514 (call_value_multiple_internal): Likewise.
4515 (call_split): Move after call_internal (the insn it is split from).
4516 (call_internal_direct, call_value_internal_direct): Turn into
4517 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4518 (call_direct_split, call_value_direct_split): New patterns.
4519 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4520 and use M16_REGS instead of M16_NA_REGS.
4521 * config/mips/predicates.md (const_call_insn_operand): Replace
4522 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4523 mips_use_pic_fn_addr_reg_p check.
4524 (move_operand): Reject HIGHs if mips_split_hi_p.
4525 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4526 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4527 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4528 * config/mips/libgcc-mips16.ver: New file.
4529 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4530 $(srcdir)/config/mips/libgcc-mips16.ver.
4532 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4534 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4535 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4536 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4537 (mips16_cfun_returns_in_fpr_p): Likewise.
4539 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4541 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4542 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4543 rather than 4 to PC.
4545 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4547 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4548 (FUNCTION_PROFILER): Save the static chain pointer into $2
4549 beforehand and restore it aftewards.
4550 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4551 address directly into $25 and call the function through $25;
4552 do not clobber $3. Pad the DImode version to cover the space
4553 left by the deleted $25 <- $3 move.
4554 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4555 the removal of the $25 <- $3 move.
4556 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4557 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4559 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4560 Daniel Jacobowitz <dan@codesourcery.com>
4562 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4563 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4564 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4565 * config/mips/mips.c (mips_start_function_definition): New function.
4566 (mips_end_function_definition): Likewise.
4567 (mips_output_function_prologue): Use mips_start_function_definition.
4568 (mips_output_function_epilogue): Use mips_end_function_definition.
4569 (build_mips16_function_stub): Use mips_start_function_definition
4570 and mips_end_function_definition.
4571 (build_mips16_call_stub): Likewise.
4573 2008-08-09 Richard Guenther <rguenther@suse.de>
4575 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4576 * gimple.h (gimple_call_fn): Adjust comment.
4577 (gimple_call_set_fndecl): New function.
4578 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4579 longer having bare FUNCTION_DECL operand.
4580 (gimple_call_return_type): Likewise.
4581 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4583 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4584 (gimple_mod_pow2): Likewise.
4585 (gimple_mod_subtract): Likewise.
4586 (gimple_ic): Likewise.
4587 (gimple_stringop_fixed_value): Likewise.
4588 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4589 longer having bare FUNCTION_DECL operand.
4590 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4591 * omp-low.c (optimize_omp_library_calls): Likewise.
4592 * cgraphunit.c (update_call_expr): Likewise.
4593 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4594 (execute_convert_to_rsqrt): Likewise.
4595 * cfgexpand.c (gimple_to_tree): Simplify.
4596 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4597 bare FUNCTION_DECL operand.
4598 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4599 (convert_gimple_call): Use gimple_call_fndecl.
4600 * c-common.c (c_warn_unused_result): Likewise.
4602 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4605 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4606 (c_finish_return): Likewise.
4607 (c_start_case): Likewise.
4608 * c-common.c (warn_for_collisions_1): Use explicit location in
4610 * c-parser.c (c_parser_condition): New. Call
4611 verify_sequence_points.
4612 (c_parser_paren_condition): Call c_parser_condition.
4613 (c_parser_for_statement): Call c_parser_condition.
4615 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4618 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4619 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4620 Moved from diagnostic.h
4621 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4623 (emit_diagnostic): New.
4624 (warning0, pedwarn0): Delete.
4625 (warning, warning_at, pedwarn, permerror): Return bool.
4626 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4627 Moved to diagnostic.c.
4628 (struct diagnostic_context): Use correct type for
4629 classify_diagnostic.
4630 (diagnostic_report_diagnostic): Update declaration.
4631 (emit_diagnostic): Declare.
4632 * errors.c (warning): Return bool.
4633 * errors.h (warning): Update declaration.
4634 * toplev.h (warning0, pedwarn0): Delete.
4635 (warning, warning_at, pedwarn, permerror): Return bool.
4636 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4637 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4638 inform. Update all calls.
4639 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4640 before giving informative note.
4641 (implicit_decl_warning): Likewise.
4642 * c-typeck.c (build_function_call): Likewise.
4643 * tree-sssa.c (warn_uninit): Likewise.
4644 * builtins.c (gimplify_va_arg_expr): Likewise.
4646 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4649 * doc/invoke.texi (-Wextra): Move warning from here...
4650 (-Wuninitialized): ... to here.
4652 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4655 * flags.h (set_Wunused): Delete
4656 * toplev.c (process_options): Handle Wunused flags here.
4657 * opts.c (maybe_warn_unused_parameter): Delete.
4658 (common_handle_option): Replace set_Wunused by warn_unused.
4659 (set_Wextra): Do not handle Wunused-parameter here.
4660 (set_Wunused): Delete.
4661 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4663 * common.opt (Wunused): Add Var and Init.
4664 (Wunused-function): Likewise.
4665 (Wunused-label): Likewise.
4666 (Wunused-parameter): Likewise.
4667 (Wunused-value): Likewise.
4668 (Wunused-variable): Likewise.
4670 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4672 * doc/invoke.texi: Add cpu_type power7.
4673 * config.in (HAVE_AS_VSX): New.
4674 * config.gcc: Add cpu_type power7.
4675 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4677 * configure: Regenerate.
4678 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4680 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4681 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4682 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4684 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4686 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4687 type to vectorize.builtin_conversion.
4688 (vectorizable_conversion): Likewise.
4689 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4690 integral type as input.
4691 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4693 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4694 and ALTIVEC_BUILTIN_VCTSXS.
4695 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4698 2008-08-08 Richard Guenther <rguenther@suse.de>
4700 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4701 (surely_varying_stmt_p): Calls are varying only if they are
4702 non-builtin and not indirect or have no result.
4703 (ccp_fold): Re-instantiate code before the tuples merge.
4705 2008-08-08 Richard Guenther <rguenther@suse.de>
4707 PR tree-optimization/37056
4708 * gimple.h (gimple_assign_rhs_class): New helper function.
4709 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4710 unary operations properly.
4712 2008-08-07 Jan Hubicka <jh@suse.cz>
4714 * i386.h (ix86_size_cost): Declare.
4715 (ix86_cur_cost): New function macro.
4716 * i386.md (peepholes expanding size and splitters): Predicate by
4717 optimize_insn_for_speed_p.
4718 (peepholes reduce size and splitters): Predicate by
4719 optimize_insn_for_size_p.
4720 * i386.c (ix86_size_cost): Rename from ...
4721 (size_cost): This one.
4722 (override_options): Update.
4723 (decide_alg): Likewise.
4724 (ix86_expand_clear): Use RTL profile.
4725 (ix86_pad_returns): Use RTL profile.
4727 2008-08-07 Jan Hubicka <jh@suse.cz>
4729 * recog.c (split_all_insns): Set RTL profile
4730 (peephole2_optimize): Likewise.
4731 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4732 * combine.c (combine_instructions): Likewise.
4734 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4736 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4738 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4740 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4741 value in a6 after the set_frame_ptr insn.
4743 2008-08-07 Richard Henderson <rth@redhat.com>
4746 * gcc.c (cpp_options): Pass along -g*.
4748 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4750 * config/arm/arm.c (output_move_neon): Update comment describing
4751 big-endian vector layout.
4752 (arm_assemble_integer): Do not handle big-endian NEON vectors
4754 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4755 neon_vget_lane<mode>_sext_internal,
4756 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4757 element indices for big-endian.
4759 2008-08-07 Richard Henderson <rth@redhat.com>
4761 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4762 * configure, config.in: Rebuild.
4763 * debug.h (dwarf2out_do_cfi_asm): Declare.
4764 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4765 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4766 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4767 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4769 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4771 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4772 movv2si_internal): Combine into mov<mode>_internal.
4773 (movv2si_internal_2): Remove.
4775 2008-08-07 Jan Hubicka <jh@suse.cz>
4778 * i386.md (single stringop patterns): Enable unconditionally.
4780 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4783 * config/i386/emmintrin.h (_mm_move_epi64): Use
4784 __builtin_ia32_movq128.
4786 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4787 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4789 * config/i386/sse.md (sse2_movq128): New.
4791 * doc/extend.texi: Document __builtin_ia32_movq128.
4793 2008-08-07 Richard Guenther <rguenther@suse.de>
4796 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4797 pointers can access anything.
4799 2008-08-06 Jan Hubicka <jh@suse.cz>
4801 * optabs.c (emit_unop_insn): Break out to ...
4802 (maybe_emit_unop_insn): ... this one.
4803 (expand_sfix_optab): Use maybe variant.
4804 * optabs.h (maybe_emit_unop_insn): Declare.
4806 * i386.md (mov0 patterns): Enable by default.
4807 (FP conversion expanders): Disable expansion of code expanding
4808 sequences when instruction should be optimized for size.
4809 (single strinop patterns): Enable when optimizing for size.
4810 (string expanders): Disable expanding of code expanding sequences
4811 when optimizning instruction for size.
4812 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4814 (ix86_fp_comparison_sahf_cost): Likewise.
4815 (ix86_expand_branch): Likewise.
4816 (ix86_expand_ashl_const): Likewise.
4817 (ix86_split_ashl): Likewise.
4818 (ix86_expand_strlen): Likewise.
4819 (ix86_emit_fp_unordered_jump): Likewie.
4821 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4823 * c-common.c: Fix typo.
4824 (c_common_reswords): Activate more C++ keyword warnings.
4826 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4828 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4831 * diagnostic.c (permerror_at): New.
4832 * toplev.h (permerror_at): Declare.
4834 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4835 Ira Rosen <irar@il.ibm.com>
4837 * tree-vect-transform.c (vect_model_simple_cost): Return
4838 immediately if stmt is pure SLP.
4839 (vect_model_store_cost): Ditto.
4840 (vect_model_load_cost): Ditto.
4841 (vectorizable_store): Remove PURE_SLP check before call
4842 to vect_model_store_cost.
4843 (vect_model_store_cost): When checking whether stmt describe
4844 strided access, add a check that it is not slp_node.
4846 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4849 * c-common.c (warn_for_sign_compare): New. Handle separately the
4850 case that 'constant' is zero.
4851 * c-typeck.c (build_binary_op): Move code to c-common.c
4853 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4855 * config/alpha/alpha.c (alpha_preferred_reload_class,
4856 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4857 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4858 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4859 * config/arm/arm.md: Likewise.
4860 * config/avr/avr-protos.h (preferred_reload_class,
4861 test_hard_reg_class, avr_simplify_comparison_p,
4862 out_shift_with_cnt, class_max_nregs): Likewise.
4863 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4864 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4865 preferred_reload_class, test_hard_reg_class): Likewise.
4866 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4867 bfin_memory_move_cost, bfin_secondary_reload,
4868 bfin_output_mi_thunk): Likewise.
4869 * config/crx/crx.c (crx_secondary_reload_class,
4870 crx_memory_move_cost): Likewise.
4871 * config/frv/frv-protos.h (frv_secondary_reload_class,
4872 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4873 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4874 frv_secondary_reload_class, frv_class_likely_spilled_p,
4875 frv_class_max_nregs): Likewise.
4876 * config/h8300/h8300.c (h8300_classify_operand,
4877 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4879 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4880 * config/ia64/ia64.c (ia64_preferred_reload_class,
4881 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4882 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4883 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4885 * config/m68hc11/m68hc11.c (preferred_reload_class,
4886 m68hc11_memory_move_cost): Likewise.
4887 * config/mcore/mcore.c (mcore_secondary_reload_class,
4888 mcore_reload_class): Likewise.
4889 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4890 mips_class_max_nregs, mips_cannot_change_mode_class,
4891 mips_preferred_reload_class, mips_secondary_reload_class,
4892 mips_output_mi_thunk): Likewise.
4893 * config/mmix/mmix.c (mmix_preferred_reload_class,
4894 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4896 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4898 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4899 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4900 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4901 * config/rs6000/rs6000.c (paired_expand_vector_init,
4902 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4903 compare_section_name, rs6000_memory_move_cost): Likewise.
4904 * config/s390/s390.c (s390_emit_compare_and_swap,
4905 s390_preferred_reload_class, s390_secondary_reload,
4906 legitimize_pic_address, legitimize_tls_address,
4907 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4908 s390_class_max_nregs): Likewise.
4909 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4910 * config/s390/s390.md: Likewise.
4911 * config/score/score-protos.h (score_secondary_reload_class,
4912 score_preferred_reload_class): Likewise.
4913 * config/score/score.c (score_preferred_reload_class,
4914 score_secondary_reload_class): Likewise.
4915 * config/score/score3.c (score3_output_mi_thunk,
4916 score3_preferred_reload_class, score3_secondary_reload_class,
4917 score3_hard_regno_mode_ok): Likewise.
4918 * config/score/score3.h (score3_preferred_reload_class,
4919 score3_secondary_reload_class): Likewise.
4920 * config/score/score7.c (score7_output_mi_thunk,
4921 score7_preferred_reload_class, score7_secondary_reload_class,
4922 score7_hard_regno_mode_ok): Likewise.
4923 * config/score/score7.h (score7_preferred_reload_class,
4924 score7_secondary_reload_class): Likewise.
4925 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4926 output_branchy_insn, add_constant, gen_block_redirect,
4927 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4928 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4930 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4931 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4932 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4933 xstormy16_preferred_reload_class): Likewise.
4934 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4935 xtensa_expand_atomic, override_options,
4936 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4938 * reorg.c (try_merge_delay_insns): Likewise.
4939 * tree.c (merge_dllimport_decl_attributes): Likewise.
4941 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4943 2008-08-06 Michael Matz <matz@suse.de>
4945 * Makefile.in (write_entries_to_file): Quote words.
4946 * gengtype.c: (read_input_line): Skip over leading white-space.
4948 2008-08-06 Marc Gauthier <marc@tensilica.com>
4950 * config.gcc: Match more processor names for Xtensa.
4951 * configure.ac: Likewise.
4952 * doc/install.texi (Specific): Likewise.
4953 * configure: Regenerate.
4955 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4957 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4958 * calls.c (avoid_likely_spilled_reg): Likewise.
4959 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4960 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4961 * config/i386/i386.c (ix86_expand_special_args_builtin,
4962 ix86_secondary_reload): Likewise.
4963 * except.c (struct eh_region, gen_eh_region_catch,
4964 remove_unreachable_regions, duplicate_eh_regions,
4965 assign_filter_values, build_post_landing_pads,
4966 sjlj_find_directly_reachable_regions, remove_eh_handler,
4967 reachable_next_level, foreach_reachable_handler,
4968 can_throw_internal_1, can_throw_external_1,
4969 collect_one_action_chain): Likewise.
4970 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4971 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4972 * function.c (update_temp_slot_address, instantiate_new_reg,
4973 instantiate_virtual_regs_in_rtx,
4974 instantiate_virtual_regs_in_insn): Likewise.
4975 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4976 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4977 gimplify_cleanup_point_expr): Likewise.
4978 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4979 * passes.c (next_pass_1): Likewise.
4980 * print-tree.c (print_node_brief, print_node): Likewise.
4981 * profile.c (branch_prob): Likewise.
4982 * tree-dump.c (dump_register): Likewise.
4983 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4985 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4986 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4987 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4988 copy_arguments_for_versioning, copy_static_chain): Likewise.
4989 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4990 add_new_name_mapping, register_new_name_mapping): Likewise.
4991 * tree-mudflap.c (mf_xform_derefs): Likewise.
4992 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4993 get_init_expr, combine_chains): Likewise.
4994 * tree-pretty-print.c (dump_generic_node): Likewise.
4995 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4996 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4997 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4998 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5000 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5003 * calls.c (expand_call): Use the biggest preferred stack
5006 2008-08-06 Michael Matz <matz@suse.de>
5009 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5010 for reused reload, instead of overwriting them.
5012 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5015 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5016 for incoming stack boundary.
5018 * function.c (assign_parm_find_entry_rtl): Update
5019 parm_stack_boundary.
5021 * function.h (rtl_data): Add parm_stack_boundary.
5023 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5024 parm_stack_boundary for incoming stack boundary.
5026 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5028 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5029 for unrepresentable subregs or treat them as equal to other regs
5030 or subregs with the same register number.
5032 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5035 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5038 2008-08-06 Jan Hubicka <jh@suse.cz>
5040 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5041 frequencies might be hot.
5043 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5045 * reload.c (find_reloads): Force constants into literal pool
5046 also if they are wrapped in a SUBREG.
5048 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5051 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5052 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5053 Don't allow predicated instructions for data speculation.
5054 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5057 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5059 * haifa-sched.c (extend_global): Split to extend_global_data and
5060 extend_region_data. Update all uses.
5061 (extend_all): Rename to extend_block_data.
5063 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5065 * sched-rgn.c (new_ready): Check if instruction can be
5066 speculatively scheduled before attempting speculation.
5067 (debug_rgn_dependencies): Remove wrongful assert.
5069 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5071 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5073 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5075 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5076 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5077 va_size, and type_size.
5079 2008-08-04 Jason Merrill <jason@redhat.com>
5082 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5083 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5085 2008-08-05 Richard Henderson <rth@redhat.com>
5087 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5088 * configure: Rebuild.
5090 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5093 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5094 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5097 2008-08-05 Richard Henderson <rth@redhat.com>
5099 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5100 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5101 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5102 * common.opt (fdwarf2-cfi-asm): New.
5103 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5104 * config.in, configure: Rebuild.
5105 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5106 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5107 (dw2_force_const_mem): Externalize.
5108 * dwarf2asm.h: Update.
5109 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5110 generate a real label.
5111 (output_cfi_directive): New.
5112 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5113 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5114 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5116 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5117 (output_loc_operands_raw, output_loc_sequence_raw): New.
5118 (output_cfa_loc_raw): New.
5120 2008-08-05 Paul Brook <paul@codesourcery.com>
5122 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5123 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5124 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5125 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5126 * config/arm/arm.h (TARGET_VFPD32): Define.
5127 (TARGET_VFP3): Use TARGET_VFPD32.
5128 (fputype): Add FPUTYPE_VFP3D16.
5129 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5130 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5131 * config/arm/arm-cores.def: Add cortex-r4f.
5132 * config/arm/arm-tune.md: Regenerate.
5134 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5136 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5137 Reword some comments throughout the file.
5139 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5140 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5141 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5142 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5144 (MFC_START_ENABLE): Remove PPU-only define.
5145 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5146 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5148 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5149 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5150 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5151 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5152 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5153 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5154 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5156 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5157 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5158 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5159 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5161 (spu_read_machine_status): Fix typo.
5163 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5165 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5166 SUBREG of multi-word hard register.
5167 * config/spu/spu.c (valid_subreg): Likewise.
5168 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5170 2008-08-04 Richard Guenther <rguenther@suse.de>
5172 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5173 the candidate with the stripped base if that base is different
5174 from the original base even for offset zero.
5176 2008-08-04 Richard Guenther <rguenther@suse.de>
5179 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5180 check for no_overflow.
5182 2008-08-04 Richard Guenther <rguenther@suse.de>
5184 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5186 2008-08-04 Paul Brook <paul@codesourcery.com>
5188 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5189 (arm_order_regs_for_local_alloc): New function.
5190 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5192 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5194 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5197 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5198 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5199 (ix86_expand_epilogue): Likewise.
5201 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5203 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5206 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5208 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5209 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5210 (*movv2sf_internal_rex64): Ditto.
5212 2008-08-03 Jan Hubicka <jh@suse.cz>
5214 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5215 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5216 * expmed.c (expand_smod_pow2): Likewise.
5218 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5221 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5222 alternative 0 of operand 1.
5223 (*vec_concatv2di_rex64_sse): Ditto.
5224 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5226 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5227 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5228 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5229 (*movv2sf_internal_rex64): Ditto.
5231 2008-08-02 Richard Guenther <rguenther@suse.de>
5234 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5235 (ssedoublesizemode): New mode attribute.
5236 (sse_shufps): Call gen_sse_shufps_v4sf.
5237 (sse_shufps_1): Macroize.
5238 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5239 (sse2_shufpd_1): Macroize.
5240 (vec_extract_odd, vec_extract_even): New expanders.
5241 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5242 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5243 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5244 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5245 (ix86_expand_vector_set): Likewise.
5246 (ix86_expand_reduc_v4sf): Likewise.
5248 2008-08-01 Doug Kwan <dougkwan@google.com>
5250 * matrix-reorg.c: Re-enable all code.
5251 (struct malloc_call_data): Change CALL_STMT to gimple type.
5252 (collect_data_for_malloc_call): Tuplify.
5253 (struct access_site_info): Change STMT to gimple type.
5254 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5255 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5256 (struct free_info): Change STMT to gimple type.
5257 (struct matrix_access_phi_node): Change PHI to gimple type.
5258 (get_inner_of_cast_expr): Remove.
5259 (may_flatten_matrices_1): Tuplify.
5260 (may_flatten_matrices): Ditto.
5261 (mark_min_matrix_escape_level): Ditto.
5262 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5263 (ssa_accessed_in_call_rhs): New
5264 (ssa_accessed_in_assign_rhs): New
5265 (record_access_alloc_site_info): Tuplify.
5266 (add_allocation_site): Ditto.
5267 (analyze_matrix_allocation_site): Ditto.
5268 (analyze_transpose): Ditto.
5269 (get_index_from_offset): Ditto.
5270 (update_type_size): Ditto.
5271 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5272 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5273 (analyze_accesses_for_phi_node): Tuplify.
5274 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5275 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5276 (analyze_matrix_accesses): Tuplify.
5277 (check_var_data): New call-back type for check_var_notmodified_p.
5278 (check_var_notmodified_p): Tuplify and use call-back struct to
5279 return statement found.
5280 (can_calculate_expr_before_stmt): Factor out statement related code
5282 (can_calculate_stmt_before_stmt): New.
5283 (check_allocation_function): Tuplify.
5284 (find_sites_in_func): Ditto.
5285 (record_all_accesses_in_func): Ditto.
5286 (transform_access_sites): Ditto.
5287 (transform_allocation_sites): Ditto.
5288 (matrix_reorg): Re-enable.
5289 (gate_matrix_reorg): Re-enable.
5291 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5293 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5294 for labels for which it hasn't been set yet. If it has been set,
5295 stop walking insns and continue with next worklist item.
5296 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5297 if the only BARRIER is at the very end of a function.
5299 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5301 * cfgexpand.c (expand_stack_alignment): Assert that
5302 stack_realign_drap and drap_rtx must match.
5304 * function.c (instantiate_new_reg): If DRAP is used to realign
5305 stack, replace virtual_incoming_args_rtx with internal arg
5308 2008-08-01 Richard Guenther <rguenther@suse.de>
5310 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5311 loop information only if we initialized it.
5312 (execute_pre): Call fini_pre with in_fre.
5313 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5314 if we do not unroll because we hit max-completely-peeled-insns.
5315 Use our estimation for consistency, do allow shrinking.
5317 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5319 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5320 with MIN_STACK_BOUNDARY.
5321 (ix86_update_stack_boundary): Likewise.
5322 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5325 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5326 (MIN_STACK_BOUNDARY): This.
5328 2008-08-01 Richard Guenther <rguenther@suse.de>
5331 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5333 2008-08-01 Richard Guenther <rguenther@suse.de>
5335 PR tree-optimization/36988
5336 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5337 do not matter if that doesn't change volatile qualification.
5339 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5341 * configure.ac: Do not generate libada-mk. Do not subst
5343 * libada-mk.in: Remove.
5344 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5345 * configure: Regenerate.
5347 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5349 * tree-pass.h: Added comment about not dumping passes with name
5350 starting with star in struct opt_pass.
5351 * passes.c (register_dump_files_1): Don't do dump for a pass with
5352 name starting with star.
5353 * doc/passes.texi (Pass manager): Mention pass names and special
5354 meaning of star prefix to avoid dump.
5356 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5358 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5360 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5361 (ISA_MIPS64R2): New macro.
5362 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5363 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5364 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5365 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5366 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5367 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5368 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5369 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5370 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5371 Move up to keep list alphabetically sorted.
5372 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5373 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5375 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5376 (-march=@var{arch}): Add mips64r2.
5378 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5382 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5384 * expr.c (expand_assignment): Check for complete type.
5386 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5389 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5391 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5392 for stack alignment.
5394 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5396 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5398 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5399 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5401 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5403 PR rtl-optimization/36419
5404 * dwarf2out.c (barrier_args_size): New variable.
5405 (compute_barrier_args_size, compute_barrier_args_size_1): New
5407 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5408 if not called yet in the current function, use barrier_args_size
5409 array to find the new args_size value.
5410 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5412 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5415 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5418 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5421 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5422 (dwarf2out_stack_adjust): Use it.
5423 (dwarf2out_frame_debug_expr): Likewise.
5425 2008-07-31 Richard Guenther <rguenther@suse.de>
5427 PR tree-optimization/36978
5428 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5429 the generated condition.
5431 2008-07-31 Richard Guenther <rguenther@suse.de>
5433 * passes.c (init_optimization_passes): Always call
5434 pass_early_warn_uninitialized.
5435 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5436 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5437 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5439 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5442 * builtins.c (maybe_emit_free_warning): New function.
5443 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5444 maybe_emit_free_warning for BUILT_IN_FREE.
5447 * dwarf2out.c (get_context_die): New function.
5448 (force_decl_die, force_type_die): Use it.
5449 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5450 returns NULL, force generation of DW_TAG_typedef and put that into
5453 PR preprocessor/36649
5454 * c-pch.c (c_common_read_pch): Save and restore
5455 line_table->trace_includes across PCH restore.
5457 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5460 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5462 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5465 * final.c (call_from_call_insn): Handle COND_EXEC.
5467 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5469 * builtins.c (std_gimplify_va_arg_expr): Replace
5470 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5471 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5473 2008-07-30 Joey Ye <joey.ye@intel.com>
5474 H.J. Lu <hongjiu.lu@intel.com>
5476 * builtins.c (expand_builtin_setjmp_receiver): Replace
5477 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5478 (expand_builtin_apply_args_1): Likewise.
5479 (expand_builtin_longjmp): Need DRAP for stack alignment.
5480 (expand_builtin_apply): Likewise.
5482 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5483 instead of assign_stack_local to allow alignment reduction.
5485 * calls.c (emit_call_1): Need DRAP for stack alignment if
5487 (expand_call): Replace virtual_incoming_args_rtx with
5488 crtl->args.internal_arg_pointer.
5489 * stmt.c (expand_nl_goto_receiver): Likewise.
5491 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5492 alignment and store to stack_alignment_estimated and
5493 max_used_stack_slot_alignment.
5494 (expand_one_var): Likewise.
5495 (expand_stack_alignment): New function.
5496 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5497 and stack_alignment_estimated fields in rtl_data. Call
5498 expand_stack_alignment at end.
5500 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5501 (MAX_STACK_ALIGNMENT): Likewise.
5502 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5503 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5505 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5506 stack alignment when generating virtual registers.
5508 * function.c (assign_stack_local): Renamed to ...
5509 (assign_stack_local_1): This. Add a parameter to indicate
5510 if it is OK to reduce alignment.
5511 (assign_stack_local): Use it.
5512 (instantiate_new_reg): Instantiate virtual incoming args rtx
5513 to vDRAP if stack realignment and DRAP is needed.
5514 (assign_parms): Collect parameter/return type alignment and
5515 contribute to stack_alignment_estimated.
5516 (locate_and_pad_parm): Likewise.
5517 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5518 with crtl->args.internal_arg_pointer.
5520 * function.h (rtl_data): Add new field drap_reg,
5521 max_used_stack_slot_alignment, stack_alignment_estimated,
5522 stack_realign_needed, need_drap, stack_realign_processed and
5523 stack_realign_finalized.
5524 (stack_realign_fp): New macro.
5525 (stack_realign_drap): Likewise.
5527 * global.c (compute_regsets): Frame pointer is needed when
5528 stack is realigned. Can eliminate frame pointer when stack is
5529 realigned and dynamic realigned argument pointer isn't used.
5531 * reload1.c (update_eliminables): Frame pointer is needed
5532 when stack is realigned.
5533 (init_elim_table): Can eliminate frame pointer when stack is
5534 realigned and dynamic realigned argument pointer isn't used.
5536 * rtl.h (assign_stack_local_1): Declare new funtion.
5538 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5539 (TARGET_GET_DRAP_RTX): Likewise.
5540 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5541 TARGET_GET_DRAP_RTX.
5543 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5545 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5546 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5548 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5549 H.J. Lu <hongjiu.lu@intel.com>
5551 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5552 vdrap_reg, stack_realign and drap_reg_saved.
5553 (add_cfi): Don't allow redefining CFA when DRAP is used.
5554 (reg_save): Handle stack alignment.
5555 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5556 alignment. Don't generate DWARF information for (set fp sp)
5558 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5560 (int_loc_descriptor): Move prototype forward. Also define if
5561 DWARF2_UNWIND_INFO is true.
5562 (output_cfa_loc): Handle DW_CFA_expression.
5563 (build_cfa_aligned_loc): New.
5564 (based_loc_descr): Update assert for stack realign. For local
5565 variables, use sp+offset when stack is aligned without drap and
5566 fp+offset when stack is aligned with drap. For arguments, use
5567 cfa+offset when drap is used to align stack.
5569 2008-07-30 Joey Ye <joey.ye@intel.com>
5570 H.J. Lu <hongjiu.lu@intel.com>
5572 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5574 (ix86_gen_andsp): New.
5575 (ix86_user_incoming_stack_boundary): Likewise.
5576 (ix86_default_incoming_stack_boundary): Likewise.
5577 (ix86_incoming_stack_boundary): Likewise.
5578 (ix86_can_eliminate): Likewise.
5579 (find_drap_reg): Likewise.
5580 (ix86_update_stack_boundary): Likewise.
5581 (ix86_get_drap_rtx): Likewise.
5582 (ix86_finalize_stack_realign_flags): Likewise.
5583 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5584 (TARGET_GET_DRAP_RTX): Likewise.
5585 (override_options): Overide option value for new options.
5586 (ix86_function_ok_for_sibcall): Remove check for
5587 force_align_arg_pointer.
5588 (ix86_handle_cconv_attribute): Likewise.
5589 (ix86_function_regparm): Likewise.
5590 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5591 (ix86_va_start): Replace virtual_incoming_args_rtx with
5592 crtl->args.internal_arg_pointer.
5593 (ix86_select_alt_pic_regnum): Check DRAP register.
5594 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5595 (ix86_compute_frame_layout): Compute frame layout wrt stack
5597 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5598 (ix86_expand_prologue): Decide if stack realignment is needed
5599 and generate prologue code accordingly.
5600 (ix86_expand_epilogue): Generate epilogue code wrt stack
5601 realignment is really needed or not.
5603 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5604 (ABI_STACK_BOUNDARY): Likewise.
5605 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5606 (STACK_REALIGN_DEFAULT): Likewise.
5607 (INCOMING_STACK_BOUNDARY): Likewise.
5608 (MAX_STACK_ALIGNMENT): Likewise.
5609 (ix86_incoming_stack_boundary): Likewise.
5610 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5611 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5612 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5613 (machine_function): Remove force_align_arg_pointer.
5615 * config/i386/i386.md (BX_REG): New.
5616 (R13_REG): Likewise.
5618 * config/i386/i386.opt (mforce_drap): New.
5619 (mincoming-stack-boundary): Likewise.
5620 (mstackrealign): Add Init(-1).
5622 * config/i386/i386-protos.h (ix86_can_eliminate): New
5624 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5626 * doc/extend.texi: Update force_align_arg_pointer.
5628 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5631 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5632 (INCOMING_STACK_BOUNDARY): Likewise.
5633 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5634 (TARGET_GET_DRAP_RTX): Likewise.
5636 2008-07-30 Andreas Schwab <schwab@suse.de>
5638 PR rtl-optimization/36929
5639 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5640 add_insn_before and fix argument order.
5641 (replace_inc_dec_mem): Handle NULL rtx.
5643 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5645 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5647 (arm_compute_initial_elimination_offset): Use it.
5648 (arm_compute_save_reg_mask): Include static chain save slot when
5649 calculating alignment.
5650 (arm_get_frame_offsets): Ditto.
5651 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5652 that we can use to decrement the stack when the stack decrement
5653 could be too big for an immediate value in a single insn.
5654 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5656 2008-07-30 Richard Guenther <rguenther@suse.de>
5658 PR tree-optimization/36967
5659 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5660 Release defs of statements we remove.
5662 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5664 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5665 instead of NULL_RTVEC.
5667 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5671 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5674 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5676 * final.c (call_from_call_insn): New.
5677 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5679 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5681 * configure.ac: Substitute ADA_CFLAGS.
5682 * configure: Regenerate.
5683 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5684 * Makefile.in: Remove mention of X_* variables.
5685 * config/pa/x-ada-hpux10: Remove.
5686 * config/pa/x-ada: Remove.
5688 * doc/fragments.texi: Update.
5690 2008-07-30 Olivier Hainque <hainque@adacore.com>
5692 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5693 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5694 __dso_handle explicitly here.
5696 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5699 * c-typeck.c (build_binary_op): Encapsulate code into...
5700 * c-common.c (shorten_binary_op): ...this new function.
5701 (conversion_warning): Use the new function. Handle non-negative
5702 constant in bitwise-and.
5703 * c-common.h (shorten_binary_op): Declare.
5705 2008-07-30 Olivier Hainque <hainque@adacore.com>
5707 * scan.c (make_sstring_space): Add explicit conversions of
5708 allocator's return value.
5709 * fix-header.c (recognized_function): Likewise.
5711 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5713 * doc/cpp.texi: Update to GFDL 1.2.
5714 * doc/gcc.texi: Do not list GPL as Invariant Section.
5715 * doc/gccint.texi: Likewise. Update copyright years.
5716 * doc/install.texi: Update copyright years.
5718 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5721 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5722 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5724 2008-07-29 Jan Hubicka <jh@suse.cz>
5726 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5727 (grokdeclarator): Likewise.
5728 * langhooks.c (lhd_warn_unused_global_decl): Use
5729 DECL_DECLARED_INLINE_P.
5730 * print-tree.c (print_node): Remove DECL_INLINE check.
5732 2008-07-29 Richard Guenther <rguenther@suse.de>
5734 PR tree-optimization/36945
5735 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5736 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5737 Record invariant addresses un-decomposed.
5738 (copy_reference_ops_from_call): Record reference call
5739 arguments properly. Simplify.
5740 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5741 helper split out from ...
5742 (create_component_ref_by_pieces): ... here. Simplify.
5743 Prepare for recursive invocation for call arguments.
5744 (create_expression_by_pieces): Adjust call to
5745 create_component_ref_by_pieces.
5746 (compute_avail): Process operand 2 of reference ops.
5748 2008-07-29 Richard Guenther <rguenther@suse.de>
5750 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5752 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5754 * c-format.c (check_format_types): Revert unwanted checkin.
5756 2008-07-29 Jan Hubicka <jh@suse.cz>
5758 * flags.h (flag_really_no_inline): Remove.
5759 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5760 * toplev.c (flag_really_no_inline): Remove.
5761 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5762 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5763 (cgraph_decide_inlining_incrementally): Likewise.
5764 (compute_inline_parameters): Likewise.
5765 * opts.c (decode_options): Simplify.
5766 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5767 * common.opt (finline): Initialize to 1.
5768 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5770 2008-07-29 Jan Hubicka <jh@suse.cz>
5772 * predict.c (always_optimize_for_size_p): New function.
5773 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5774 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5775 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5777 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5778 * function.c (prepare_function_start): Set default profile.
5779 * function.h (rtl_data): Add maybe_hot_insn_p.
5780 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5781 (construct_exit_block): Likewise.
5782 (tree_expand_cfg): Likewise.
5784 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5785 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5786 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5787 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5790 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5793 * c-decl.c (merge_decls): Merge USED flags.
5795 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5797 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5798 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5799 next_stack, lab_false and lab_over trees.
5801 2008-07-28 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/36957
5804 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5805 (useless_type_conversion_p): Remove.
5806 (types_compatible_p): Remove.
5807 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5808 (useless_type_conversion_p): Declare.
5809 (types_compatible_p): Declare.
5810 (gimple_expr_type): Return the base type only if it is
5811 trivially convertible to the subtype.
5813 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5815 * configure.ac: Use the m4_do macro to concatenate the warnings into
5816 one string in ACX_PROG_CC_WARNING_OPTS,
5817 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5818 * configure: Regenerate.
5820 2008-07-28 Richard Guenther <rguenther@suse.de>
5822 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5823 (insert_fake_stores): Remove.
5824 (realify_fake_stores): Likewise.
5825 (execute_pre): Remove dead code.
5826 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5827 (find_func_aliases): Deal with it here instead.
5828 Re-enable gcc_unreachable call.
5830 2008-07-28 Richard Guenther <rguenther@suse.de>
5832 Merge from gimple-tuples-branch.
5834 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5835 * gimple.def: New file.
5836 * gsstruct.def: Likewise.
5837 * gimple-iterator.c: Likewise.
5838 * gimple-pretty-print.c: Likewise.
5839 * tree-gimple.c: Removed. Merged into ...
5840 * gimple.c: ... here. New file.
5841 * tree-gimple.h: Removed. Merged into ...
5842 * gimple.h: ... here. New file.
5844 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5845 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5846 --enable-checking=gimple flag.
5847 * config.in: Likewise.
5848 * configure: Regenerated.
5850 * tree-ssa-operands.h: Tuplified.
5851 * tree-vrp.c: Likewise.
5852 * tree-loop-linear.c: Likewise.
5853 * tree-into-ssa.c: Likewise.
5854 * tree-ssa-loop-im.c: Likewise.
5855 * tree-dump.c: Likewise.
5856 * tree-complex.c: Likewise.
5857 * cgraphbuild.c: Likewise.
5858 * tree-ssa-threadupdate.c: Likewise.
5859 * tree-ssa-loop-niter.c: Likewise.
5860 * tree-pretty-print.c: Likewise.
5861 * tracer.c: Likewise.
5862 * gengtype.c: Likewise.
5863 * tree-loop-distribution.c: Likewise.
5864 * tree-ssa-loop-unswitch.c: Likewise.
5865 * cgraph.c: Likewise.
5866 * cgraph.h: Likewise.
5867 * tree-ssa-loop-manip.c: Likewise.
5868 * value-prof.c: Likewise.
5869 * tree-ssa-loop-ch.c: Likewise.
5870 * tree-tailcall.c: Likewise.
5871 * value-prof.h: Likewise.
5874 * tree-pass.h: Likewise.
5875 * ipa-cp.c: Likewise.
5876 * tree-scalar-evolution.c: Likewise.
5877 * tree-scalar-evolution.h: Likewise.
5878 * target.h: Likewise.
5879 * lambda-mat.c: Likewise.
5880 * tree-phinodes.c: Likewise.
5881 * diagnostic.h: Likewise.
5882 * builtins.c: Likewise.
5883 * tree-ssa-alias-warnings.c: Likewise.
5884 * cfghooks.c: Likewise.
5885 * fold-const.c: Likewise.
5886 * cfghooks.h: Likewise.
5887 * omp-low.c: Likewise.
5888 * tree-ssa-dse.c: Likewise.
5889 * ipa-reference.c: Likewise.
5890 * tree-ssa-uncprop.c: Likewise.
5891 * toplev.c: Likewise.
5892 * tree-gimple.c: Likewise.
5893 * tree-gimple.h: Likewise.
5894 * tree-chrec.c: Likewise.
5895 * tree-chrec.h: Likewise.
5896 * tree-ssa-sccvn.c: Likewise.
5897 * tree-ssa-sccvn.h: Likewise.
5898 * cgraphunit.c: Likewise.
5899 * tree-ssa-copyrename.c: Likewise.
5900 * tree-ssa-ccp.c: Likewise.
5901 * tree-ssa-loop-ivopts.c: Likewise.
5902 * tree-nomudflap.c: Likewise.
5903 * tree-call-cdce.c: Likewise.
5904 * ipa-pure-const.c: Likewise.
5905 * c-format.c: Likewise.
5906 * tree-stdarg.c: Likewise.
5907 * tree-ssa-math-opts.c: Likewise.
5908 * tree-ssa-dom.c: Likewise.
5909 * tree-nrv.c: Likewise.
5910 * tree-ssa-propagate.c: Likewise.
5911 * ipa-utils.c: Likewise.
5912 * tree-ssa-propagate.h: Likewise.
5913 * tree-ssa-alias.c: Likewise.
5914 * gimple-low.c: Likewise.
5915 * tree-ssa-sink.c: Likewise.
5916 * ipa-inline.c: Likewise.
5917 * c-semantics.c: Likewise.
5918 * dwarf2out.c: Likewise.
5920 * tree-ssa-loop-ivcanon.c: Likewise.
5921 * predict.c: Likewise.
5922 * tree-ssa-loop.c: Likewise.
5923 * tree-parloops.c: Likewise.
5924 * tree-ssa-address.c: Likewise.
5925 * tree-ssa-ifcombine.c: Likewise.
5926 * matrix-reorg.c: Likewise.
5927 * c-decl.c: Likewise.
5928 * tree-eh.c: Likewise.
5929 * c-pretty-print.c: Likewise.
5930 * lambda-trans.c: Likewise.
5931 * function.c: Likewise.
5932 * langhooks.c: Likewise.
5933 * ebitmap.h: Likewise.
5934 * tree-vectorizer.c: Likewise.
5935 * function.h: Likewise.
5936 * langhooks.h: Likewise.
5937 * tree-vectorizer.h: Likewise.
5938 * ipa-type-escape.c: Likewise.
5939 * ipa-type-escape.h: Likewise.
5940 * domwalk.c: Likewise.
5941 * tree-if-conv.c: Likewise.
5942 * profile.c: Likewise.
5943 * domwalk.h: Likewise.
5944 * tree-data-ref.c: Likewise.
5945 * tree-data-ref.h: Likewise.
5946 * tree-flow-inline.h: Likewise.
5947 * tree-affine.c: Likewise.
5948 * tree-vect-analyze.c: Likewise.
5949 * c-typeck.c: Likewise.
5950 * gimplify.c: Likewise.
5951 * coretypes.h: Likewise.
5952 * tree-ssa-phiopt.c: Likewise.
5953 * calls.c: Likewise.
5954 * tree-ssa-coalesce.c: Likewise.
5955 * tree.def: Likewise.
5956 * tree-dfa.c: Likewise.
5957 * except.c: Likewise.
5958 * except.h: Likewise.
5959 * cfgexpand.c: Likewise.
5960 * tree-cfgcleanup.c: Likewise.
5961 * tree-ssa-pre.c: Likewise.
5962 * tree-ssa-live.c: Likewise.
5963 * tree-sra.c: Likewise.
5964 * tree-ssa-live.h: Likewise.
5965 * tree-predcom.c: Likewise.
5966 * lambda.h: Likewise.
5967 * tree-mudflap.c: Likewise.
5968 * ipa-prop.c: Likewise.
5969 * print-tree.c: Likewise.
5970 * tree-ssa-copy.c: Likewise.
5971 * ipa-prop.h: Likewise.
5972 * tree-ssa-forwprop.c: Likewise.
5973 * ggc-page.c: Likewise.
5974 * c-omp.c: Likewise.
5975 * tree-ssa-dce.c: Likewise.
5976 * tree-vect-patterns.c: Likewise.
5977 * tree-ssa-ter.c: Likewise.
5978 * tree-nested.c: Likewise.
5979 * tree-ssa.c: Likewise.
5980 * lambda-code.c: Likewise.
5981 * tree-ssa-loop-prefetch.c: Likewise.
5982 * tree-inline.c: Likewise.
5983 * tree-inline.h: Likewise.
5984 * tree-iterator.c: Likewise.
5985 * tree-optimize.c: Likewise.
5986 * tree-ssa-phiprop.c: Likewise.
5987 * tree-vect-transform.c: Likewise.
5988 * tree-object-size.c: Likewise.
5989 * tree-outof-ssa.c: Likewise.
5990 * cfgloop.c: Likewise.
5991 * system.h: Likewise.
5992 * tree-profile.c: Likewise.
5993 * cfgloop.h: Likewise.
5994 * c-gimplify.c: Likewise.
5995 * c-common.c: Likewise.
5996 * tree-vect-generic.c: Likewise.
5997 * tree-flow.h: Likewise.
5998 * c-common.h: Likewise.
5999 * basic-block.h: Likewise.
6000 * tree-ssa-structalias.c: Likewise.
6001 * tree-switch-conversion.c: Likewise.
6002 * tree-ssa-structalias.h: Likewise.
6003 * tree-cfg.c: Likewise.
6004 * passes.c: Likewise.
6005 * ipa-struct-reorg.c: Likewise.
6006 * ipa-struct-reorg.h: Likewise.
6007 * tree-ssa-reassoc.c: Likewise.
6008 * cfgrtl.c: Likewise.
6009 * varpool.c: Likewise.
6011 * tree-ssanames.c: Likewise.
6012 * tree-ssa-threadedge.c: Likewise.
6013 * langhooks-def.h: Likewise.
6014 * tree-ssa-operands.c: Likewise.
6015 * config/alpha/alpha.c: Likewise.
6016 * config/frv/frv.c: Likewise.
6017 * config/s390/s390.c: Likewise.
6018 * config/m32c/m32c.c: Likewise.
6019 * config/m32c/m32c-protos.h: Likewise.
6020 * config/spu/spu.c: Likewise.
6021 * config/sparc/sparc.c: Likewise.
6022 * config/i386/i386.c: Likewise.
6023 * config/sh/sh.c: Likewise.
6024 * config/xtensa/xtensa.c: Likewise.
6025 * config/stormy16/stormy16.c: Likewise.
6026 * config/ia64/ia64.c: Likewise.
6027 * config/rs6000/rs6000.c: Likewise.
6028 * config/pa/pa.c: Likewise.
6029 * config/mips/mips.c: Likewise.
6031 2008-07-28 Simon Baldwin <simonb@google.com>
6033 * c-pragma.c (handle_pragma_message): New function.
6034 (init_pragma): Register handle_pragma_message.
6035 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6038 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6040 PR tree-optimization/35252
6041 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6042 REALPART_EXPR to be considered as same load operation.
6044 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6046 PR tree-optimization/36830
6047 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6048 (expressions_equal_p): Return false if only one operand is null.
6050 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6052 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6053 version requirements.
6055 2008-07-26 Olivier Hainque <hainque@adacore.com>
6057 * collect2.c (symkind): New enum. Symbol kinds we care about.
6058 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6059 code and head comment accordingly.
6060 (scan_prog_file): Use symkind names instead of bare integers.
6062 2008-07-25 Jan Hubicka <jh@suse.cz>
6064 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6066 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6067 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6068 * dojump.c (clear_pending_stack_adjust): Likewise.
6069 * print-tree.c (print_node): Ignore DECL_INLINE.
6070 * tree-inline.c (inlinable_function_p): Likewise.
6072 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6074 * doc/extend.texi (hot attribute): Document that the hot attribute
6075 turns on -O3 for some ports.
6076 (cold attribute): Document that the cold attribute turns on -Os
6079 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6080 reflect function specific option support.
6082 * target.h (struct target_option_hooks): Add fields to say whether
6083 the cold attribute implies -Os and the hot attribute implies -O3.
6085 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6086 By default, do not turn on -Os for cold functions.
6087 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6088 not turn on -O3 for hot functions.
6090 * c-common.c (handle_hot_attribute): Use target hook to determine
6091 if hot functions should enable -O3.
6092 (handle_cold_attribute): Use target hook to determine if cold
6093 functions should enable -Os.
6095 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6096 (override_options): Move disable scheduling to
6097 optimization_options.
6098 (optimization_options): Disable scheduling here, not
6100 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6101 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6103 * config/ia64/ia64.c (ia64_override_options): Move setting
6104 scheduling flags to ia64_optimization_options.
6105 (ia64_optimization_options): Disable scheduling options here, and
6106 not in ia64_override_options.
6107 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6108 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6110 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6113 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6115 2008-07-25 Martin Jambor <mjambor@suse.cz>
6117 PR tree-optimization/36926
6118 * ipa-prop.c (ipa_analyze_call_uses): Call
6119 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6121 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6123 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6124 movv2si_internal): Add mem = reg alternative.
6126 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6129 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6130 DEFAULT_PCC_STRUCT_RETURN to 127.
6132 2008-07-24 Jan Hubicka <jh@suse.cz>
6134 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6135 (build_cgraph_edges): Likewise.
6136 * cgraph.c (cgraph_node): Do not update assembler hash.
6137 (cgraph_remove_node): Drop non-unit-at-a-time code.
6138 * tree-pass.h (pass_O0_always_inline): Remove.
6139 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6140 * toplev.c (process_options): Flag unit-at-a-time does not imply
6142 * cgraphunit.c: Update comments.
6143 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6144 (cgraph_assemble_pending_functions): Remove.
6145 (cgraph_reset_node): Drop non-unit-at-a-time code.
6146 (cgraph_finalize_function): Likewise.
6147 (cgraph_analyze_function): Likewise.
6148 (cgraph_finalize_compilation_unit): Likewise.
6149 (cgraph_expand_function): Likewise.
6150 (cgraph_optimize): Likesise.
6151 (save_inline_function_body): Likewise.
6152 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6153 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6154 * ipa-inline.c: Update comments.
6155 (enum inlining_mode): remove INLINE_SPEED.
6156 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6157 (cgraph_mark_inline_edge): Likewise.
6158 (try_inline): Likewise.
6159 (cgraph_decide_inlining_incrementally): Likewise.
6160 (cgraph_gate_inlining): Remove.
6161 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6162 (cgraph_gate_early_inlining): Likewise.
6163 (gate_inline_passes): Remove.
6164 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6165 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6166 pass_O0_always_inline): Remove.
6167 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6168 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6169 * opts.c (no_unit_at_a_time_default): Remove.
6170 (decode_options): Remove flag_unit_at_a_time reset and warning.
6171 * opts.h (no_unit_at_a_time_default): Remove.
6172 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6173 early in GNU dialect.
6174 (merge_decls): Update comment; drop unit-at-a-time check.
6175 (finish_decl): Likewise.
6176 (grok_declaration): Remove flag_inline_trees code.
6177 (finish_functions): Return on function returning non-void on all
6179 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6180 * cfgexpand.c (expand_one_static_var): Remove.
6181 (expand_one_var): Remove expand_one_static_var call.
6182 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6183 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6184 and flag_unit_at_a-time compatibility checks.
6185 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6186 * tree-inline.c (flag_inline_trees): Remove.
6187 (inlinable_function_p): Don't check it.
6188 (expand_call_inline): Remove non-unit-at-a-time code.
6189 * tree-inline.h (flag_inline_trees): Remove.
6190 * tree-optimize.c (execute_early_local_optimizations): Remove
6191 unit-at-a-time checks.
6192 (tree_rest_of_compilation): Likewise.
6193 * combine.c (setup_incoming_promotions): Likewise.
6194 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6195 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6196 * passes.c (pass_inline_parameters): Update comments; remove
6197 O0_alwaysinline pass.
6198 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6199 (execute_one_pass): Likewise.
6200 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6201 (ix86_function_sseregparm): Likewise.
6202 * arm.c (arm_function_in_section_p): Likewise.
6203 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6204 * varpool.c: Update comments.
6205 (decide_is_variable_needed): Remove unit-at-a-time checks.
6206 (varpool_finalize_decl): Likewise.
6208 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6210 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6212 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6214 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6216 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6217 imp symbol extension.
6219 2008-07-23 Ian Lance Taylor <iant@google.com>
6221 * tree-vrp.c (infer_value_range): Ignore asm statements when
6222 looking for memory accesses for -fdelete-null-pointer-checks.
6224 2008-07-24 Ben Elliston <bje@au.ibm.com>
6226 * config/spu/spu-c.c (__vector_keyword): New variable.
6227 (vector_keyword): Likewise.
6228 (spu_categorize_keyword): New function.
6229 (spu_macro_to_expand): Likewise.
6230 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6231 compiling an ISO C dialect.
6233 2008-07-24 Ben Elliston <bje@au.ibm.com>
6235 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6238 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6240 * configure: Regenerate.
6241 * configure.ac: Require texinfo 4.7.
6242 * doc/install.texi: Document texinfo 4.7 requirement.
6244 2008-07-23 Martin Jambor <mjambor@suse.cz>
6246 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6247 rather than for DECL_SAVED_TREE.
6248 * ipa-prop.c: Include diagnostic.h.
6249 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6251 (ipa_detect_param_modifications): Function rewritten from scratch.
6252 (ipa_compute_jump_functions): Changed accesses to modification flags.
6253 (ipa_free_node_params_substructures): Update flags destruction.
6254 (ipa_node_duplication_hook): Update flags duplication.
6255 (ipa_print_all_params_modified): Updated flag access.
6256 * ipa-prop.h (struct ipa_param_flags): New structure.
6257 (struct ipa_node_params): New field modification_analysis_done,
6258 modified_flags changed into param_flags.
6259 (ipa_is_ith_param_modified): Changed to use new flags.
6260 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6262 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6263 ipa-cp.c and split into two functions.
6264 (ipa_print_node_jump_functions): New function.
6265 (compute_scalar_jump_functions): New function.
6266 (type_like_member_ptr_p): New function.
6267 (compute_pass_through_member_ptrs): New function.
6268 (fill_member_ptr_cst_jump_function): New function.
6269 (determine_cst_member_ptr): New function.
6270 (compute_cst_member_ptr_arguments): New function.
6271 (ipa_compute_jump_functions): Complete rewrite.
6272 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6273 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6274 (struct ipa_member_ptr_cst): New structure.
6275 (union jump_func_value): New field member_cst.
6276 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6277 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6278 jump function types.
6279 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6280 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6281 instead of ipcp_print_all_jump_functions.
6282 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6283 only for replacable scalars.
6285 * doc/invoke.texi (Optimize options): Add description of
6286 -findirect-inlining.
6287 * common.opt (flag_indirect_inlining): New flag.
6288 * opts.c (decode_options): Set flag_indirect_inlining when
6291 * ipa-inline.c: Include ipa-prop.h.
6292 (inline_indirect_intraprocedural_analysis): New function.
6293 (inline_generate_summary): Allocate parameter and argument info
6294 structures, call inline_indirect_intraprocedural_analysis on each
6295 node when doing indirect inlining and deallocate indirect inlining
6296 data structures in the end.
6297 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6298 (free_all_ipa_structures_after_iinln): New function.
6299 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6301 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6303 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6304 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6305 of computing the frequency separately.
6306 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6307 of computing the frequency separately.
6308 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6309 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6310 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6311 (ipa_get_stmt_member_ptr_load_param): New function.
6312 (ipa_is_ssa_with_stmt_def): New function.
6313 (ipa_note_param_call): New function.
6314 (ipa_analyze_call_uses): New function.
6315 (ipa_analyze_stmt_uses): New function.
6316 (ipa_analyze_params_uses): New function.
6317 (ipa_free_node_params_substructures): Also free the param_calls linked
6319 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6320 (ipa_print_node_param_flags): New function.
6321 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6322 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6323 * ipa-prop.h (struct ipa_param_flags): New field called.
6324 (struct ipa_param_call_note): New structure.
6325 (struct ipa_node_params): New fields param_calls and
6327 (ipa_is_ith_param_called): New function.
6328 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6329 ipa_analyze_params_uses and dump parameter flags.
6331 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6332 ipa_propagate_indirect_call_infos if performing indirect inlining,
6333 pass a new parameter new_edges to it.
6334 (add_new_edges_to_heap): New fucntion.
6335 (cgraph_decide_inlining_of_small_functions): New vector
6336 new_indirect_edges for newly found indirect edges , call
6337 ipa_propagate_indirect_call_infos after inlining.
6338 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6339 inlining if performing indirect inlining. Call
6340 free_all_ipa_structures_after_iinln when doing so too.
6341 (inline_generate_summary): Do not call
6342 free_all_ipa_structures_after_iinln here.
6343 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6344 (print_edge_addition_message): New function.
6345 (update_call_notes_after_inlining): New function.
6346 (propagate_info_to_inlined_callees): New function.
6347 (ipa_propagate_indirect_call_infos): New function.
6348 * ipa-prop.h: Include cgraph.h
6349 (struct ipa_param_call_note): Fields reordered, new field processed.
6350 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6352 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6353 rediscovered call statements.
6354 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6355 (dump_cgraph_node): Dump also the indirect_call flag.
6356 (cgraph_clone_edge): Copy also the indirect_call flag.
6357 * tree-inline.c (copy_bb): Do not check for fndecls from call
6358 expressions, check for edge availability when moving clones.
6359 (get_indirect_callee_fndecl): New function.
6360 (expand_call_inline): If callee declaration is not apprent from
6361 the statement, try calling get_indirect_callee_fndecl. Do not
6362 issue warnings or call sorry when not inlinings an indirect edge.
6363 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6365 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6366 bit more frandly to matching.
6367 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6368 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6369 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6371 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6374 * opth-gen.awk: Suppress function specific features when building
6376 * optc-gen.awk: Ditto.
6378 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6381 * diagnostic.c (pedwarn): Add opt parameter.
6383 * c-tree.h (pedwarn_init): Add opt parameter.
6384 (pedwarn_c90): Likewise.
6385 (pedwarn_c99): Likewise.
6386 * c-errors.c (pedwarn_c99): Likewise.
6387 (pedwarn_c90): Likewise.
6388 * toplev.h (pedwarn): Update declaration.
6389 (pedwarn0): Declare.
6390 * c-lex.c: All calls to pedwarn changed.
6391 * builtins.c: All calls to pedwarn changed.
6392 * toplev.c: All calls to pedwarn changed.
6393 * c-decl.c: All calls to pedwarn changed.
6394 * c-typeck.c: All calls to pedwarn changed.
6395 * c-common.c: All calls to pedwarn changed.
6396 * c-parser.c: All calls to pedwarn changed.
6398 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6399 Karthik Kumar <karthikkumar@gmail.com>
6401 * attribs.c (file scope): Include c-common.h.
6402 (decl_attributes): Add support for #pragma GCC optimize and
6405 * targhooks.c (default_can_inline_p): New function that is the
6406 default for the TARGET_CAN_INLINE_P target hook.
6408 * targhooks.h (default_can_inline_p): Add declaration.
6410 * tree.c (cl_optimization_node): New static tree for building
6411 OPTIMIZATION_NODE tree.
6412 (cl_target_option_node): New static tree for building
6413 TARGET_OPTION_NODE tree.
6414 (cl_option_hash_table): New hash table for hashing
6415 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6416 (cl_option_hash_hash): New function to provide the hash value for
6417 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6418 (cl_option_hash_eq): New function to provide an equality test for
6419 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6420 (tree_code_size): Add support for OPTIMIZATION_NODE and
6421 TARGET_OPTION_NODE trees.
6422 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6423 TARGET_OPTION_NODE trees.
6424 (build_optimization_node): Build a tree that has all of the
6425 current optimization options.
6426 (build_target_option_node): Build a tree that has the target
6427 options that might be changed on a per function basis.
6429 * tree.h (file scope): Include options.h.
6430 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6431 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6432 (TREE_OPTIMIZATION): Ditto.
6433 (TREE_TARGET_SPECIFIC): Ditto.
6434 (struct tree_function_decl): Add fields for remembering the
6435 current optimization options and target specific options.
6436 (struct tree_optimization_option): New tree variant that remembers
6437 the optimization options.
6438 (struct tree_target_option): New tree variant that remembers the
6439 target specific flags that might change for compiling a particular
6441 (union tree_node): Include tree_optimization_option and
6442 tree_target_option fields.
6443 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6444 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6445 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6446 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6447 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6448 optimization and target options.
6449 (optimization_default_node): New macro to refer to global_trees
6451 (optimization_current_node): Ditto.
6452 (optimization_cold_node): Ditto.
6453 (optimization_hot_node): Ditto.
6454 (target_option_default_node): Ditto.
6455 (target_option_current_node): Ditto.
6456 (current_option_pragma): Ditto.
6457 (current_optimize_pragma): Ditto.
6459 * target.h (struct gcc_target): Add valid_option_attribute_p,
6460 target_option_save, target_option_restore, target_option_print,
6461 target_option_pragma_parse, and can_inline_p hooks.
6463 * toplev.h (parse_optimize_options): Add declaration.
6464 (fast_math_flags_struct_set_p): Ditto.
6466 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6467 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6470 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6471 tree_can_inline_p hook to see if one function can inline another.
6472 (cgraph_decide_inlining): Ditto.
6473 (cgraph_decide_inlining_incrementally): Ditto.
6475 * opts.c (decode_options): Add support for running multiple times
6476 to allow functions with different target or optimization options
6477 than was specified on the command line.
6478 (fast_math_flags_struct_set_p): New function that is similar to
6479 fast_math_flags_set_p, except it uses the values in the
6480 cl_optimization structure instead of global variables.
6482 * optc-gen.awk: Add support for TargetSave to allow a back end to
6483 declare new fields that need to be saved when using function
6484 specific options. Include flags.h and target.h in the options.c
6485 source. Add support for Save to indicate which options can be set
6486 for individual functions. Generate cl_optimize_save,
6487 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6488 cl_target_option_restore, cl_target_option_print functions to
6489 allow functions to use different optimization or target options.
6491 * opt-functions.awk (var_type_struct): Return the type used for
6492 storing the field in a structure.
6494 * opth-gen.awk: Add support for TargetSave to allow a back end to
6495 declare new fields that need to be saved when using function
6496 specific options. Add support for Save to indicate which options
6497 can be set for individual functions. Only generate one extern for
6498 Mask fields. Generate cl_optimization and cl_target_option
6499 structures to remember optimization and target options.
6501 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6502 collecting new tree nodes.
6503 (TS_TARGET_OPTION): Ditto.
6505 * c-decl.c (merge_decls): Merge function specific target and
6506 optimization options.
6508 * function.c (invoke_set_current_function_hook): If the function
6509 uses different optimization options, change the global variables
6512 * coretypes.h (struct cl_optimization): Add forward reference.
6513 (struct cl_target_option): Ditto.
6515 * c-pragma.c (option_stack): New static vector to remember the
6516 current #pragma GCC option stack.
6517 (handle_pragma_option): New function to support #pragma GCC option
6518 to change target options.
6519 (optimize_stack): New static vector to remember the current
6520 #pragma GCC optimize stack.
6521 (handle_pragma_optimize): New function to support #pragma GCC
6522 optimize to change optimization options.
6523 (init_pragma): Add support for #pragma GCC optimize and #pragma
6526 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6527 optimization options.
6528 (TARGET_OPTION_NODE): New tree code for remembering certain target
6531 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6532 TARGET_OPTION_NODE trees.
6534 * common.opt (-O): Add Optimization flag.
6536 (-fmath-errno): Ditto.
6537 (-falign-functions): Add UInteger flag to make sure flag gets full
6538 int in cl_optimization structure.
6539 (-falign-jumps): Ditto.
6540 (-falign-labels): Ditto.
6541 (-falign-loops): Ditto.
6542 (-fsched-stalled-insns): Ditto.
6543 (-fsched-stalled-insns-dep): Ditto.
6545 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6547 (TARGET_OPTION_SAVE): Ditto.
6548 (TARGET_OPTION_RESTORE): Ditto.
6549 (TARGET_OPTION_PRINT): Ditto.
6550 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6551 (TARGET_CAN_INLINE_P): Ditto.
6552 (TARGET_INITIALIZER): Add new hooks.
6554 * tree-inline.c (tree_can_inline_p): New function to determine
6555 whether one function can inline another. Check if the functions
6556 use compatible optimization options, and also call the backend
6559 * tree-inline.h (tree_can_inline_p): Add declaration.
6561 * c-common.c (c_common_attribute): Add support for option and
6562 optimize attributes.
6563 (handle_option_attribute): Add support for the option attribute to
6564 allow the user to specify different target options for compiling a
6566 (handle_optimize_attribute): Add support for the optimize
6567 attribute to allow the user to specify different optimization
6568 options for compiling a specific function.
6569 (handle_hot_attribute): Turn on -O3 optimization for this one
6570 function if it isn't the default optimization level.
6571 (handle_cold_attribute): Turn on -Os optimization for this one
6572 function if it insn't the default optimization.
6573 (const_char_p): New const char * typedef.
6574 (optimize_args): New static vector to remember the optimization
6576 (parse_optimize_options): New function to set up the optimization
6577 arguments from either the optimize attribute or #pragma GCC optimize.
6579 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6580 (builtin_define_std): Ditto.
6582 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6583 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6584 (x86_64-*-*): Ditto.
6586 * Makefile.in (TREE_H): Add options.h.
6587 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6589 * doc/extend.texi (option attribute): Document new attribute.
6590 (optimize attribute): Ditto.
6591 (hot attribute): Document hot attribute sets -O3.
6592 (cold attribute): Document cold attribute sets -Os.
6593 (#pragma GCC option): Document new pragma.
6594 (#pragma GCC optimize): Ditto.
6596 * doc/options.texi (TargetSave): Document TargetSave syntax.
6597 (UInteger): Document UInteger must be used for certain flags.
6598 (Save): Document Save option to create target specific options
6599 that can be saved/restored on a function specific context.
6601 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6602 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6604 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6605 (TARGET_OPTION_SAVE): Ditto.
6606 (TARGET_OPTION_RESTORE): Ditto.
6607 (TARGET_OPTION_PRINT): Ditto.
6608 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6609 (TARGET_CAN_INLINE_P): Ditto.
6611 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6613 (-mfpmath=both): Ditto.
6615 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6616 Karthik Kumar <karthikkumar@gmail.com>
6618 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6619 (TARGET_POPCNT): Ditto.
6620 (TARGET_SAHF): Ditto.
6621 (TARGET_AES): Ditto.
6622 (TARGET_PCLMUL): Ditto.
6623 (TARGET_CMPXCHG16B): Ditto.
6624 (TARGET_RECIP): Move switch into target_flags.
6625 (TARGET_FUSED_MADD): Ditto.
6626 (ix86_arch_features): Make an unsigned char type.
6627 (ix86_tune_features): Ditto.
6628 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6629 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6630 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6632 * config/i386/i386.opt (arch): New TargetSave field to define
6633 fields that need to be saved for function specific option support.
6636 (branch_cost): Ditto.
6637 (ix86_isa_flags_explicit): Ditto.
6638 (tune_defaulted): Ditto.
6639 (arch_specified): Ditto.
6640 (-m128-long-double): Add Save flag to save option for target
6641 specific option support.
6643 (-maccumulate-outgoing-args): Ditto.
6644 (-malign-double): Ditto.
6645 (-malign-stringops): Ditto.
6646 (-mfancy-math-387): Ditto.
6647 (-mhard-float): Ditto.
6649 (-minline-all-stringops): Ditto.
6650 (-minline-stringops-dynamically): Ditto.
6651 (-mms-bitfields): Ditto.
6652 (-mno-align-stringops): Ditto.
6653 (-mno-fancy-math-387): Ditto.
6654 (-mno-push-args): Ditto.
6655 (-mno-red-zone): Ditto.
6656 (-mpush-args): Ditto.
6657 (-mred-zone): Ditto.
6659 (-msseregparm): Ditto.
6660 (-mstack-arg-probe): Ditto.
6675 (-mrecip): Move flag into target_flags.
6677 (-mno-fused-madd): Ditto.
6678 (-mfused-madd): Ditto.
6679 (-mabm): Move flag into ix86_isa_flags.
6686 * config/i386/i386-c.c: New file for #pragma support.
6687 (ix86_target_macros_internal): New function to #define or #undef
6688 target macros based when the user uses the #pragma GCC option to
6689 change target options.
6690 (ix86_pragma_option_parse): New function to add #pragma GCC option
6692 (ix86_target_macros): Move defining the target macros here from
6693 TARGET_CPU_CPP_BUILTINS in i386.h.
6694 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6695 defined, initialize any subtarget #pragmas.
6697 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6698 REGISTER_TARGET_PRAGMAS.
6700 * config/i386/t-i386: New file for x86 dependencies.
6701 (i386.o): Make dependencies mirror the include files used.
6702 (i386-c.o): New file, add dependencies.
6704 * config/i386/i386-protos.h (override_options): Add bool argument.
6705 (ix86_valid_option_attribute_tree): Add declaration.
6706 (ix86_target_macros): Ditto.
6707 (ix86_register_macros): Ditto.
6709 * config/i386/i386.c (ix86_tune_features): Move initialization of
6710 the target masks to initial_ix86_tune_features to allow functions
6711 to have different target options. Make type unsigned char,
6712 instead of unsigned int.
6713 (initial_ix86_tune_features): New static vector to hold processor
6714 masks for the tune variables.
6715 (ix86_arch_features): Move initialization of the target masks to
6716 initial_ix86_arch_features to allow functions to have different
6717 target options. Make type unsigned char, instead of unsigned int.
6718 (initial_ix86_arch_features): New static vector to hold processor
6719 masks for the arch variables.
6720 (enum ix86_function_specific_strings): New enum to describe the
6721 string options used for attribute((option(...))).
6722 (ix86_target_string): New function to return a string that
6723 describes the target options.
6724 (ix86_debug_options): New function to print the current options in
6726 (ix86_function_specific_save): New function hook to save the
6727 function specific global variables in the cl_target_option structure.
6728 (ix86_function_specific_restore): New function hook to restore the
6729 function specific variables from the cl_target_option structure to
6730 the global variables.
6731 (ix86_function_specific_print): New function hook to print the
6732 target specific options in the cl_target_option structure.
6733 (ix86_valid_option_attribute_p): New function hook to validate
6734 attribute((option(...))) arguments.
6735 (ix86_valid_option_attribute_tree): New function that is common
6736 code between attribute((option(...))) and #pragma GCC option
6737 support that parses the options and returns a tree holding the options.
6738 (ix86_valid_option_attribute_inner_p): New helper function for
6739 ix86_valid_option_attribute_tree.
6740 (ix86_can_inline_p): New function hook to decide if one function
6741 can inline another on a target specific basis.
6742 (ix86_set_current_function); New function hook to switch target
6743 options if the user used attribute((option(...))) or #pragma GCC
6745 (ix86_tune_defaulted): Move to static file scope from
6747 (ix86_arch_specified): Ditto.
6748 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6750 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6751 (OPTION_MASK_ISA_ABM_SET): Ditto.
6752 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6753 (OPTION_MASK_ISA_CX16_SET): Ditto.
6754 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6755 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6756 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6757 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6758 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6759 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6760 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6761 (struct ptt): Move to static file scope from override_options.
6762 (processor_target_table): Ditto.
6764 (ix86_handle_option): Add support for options that are now isa options.
6765 (override_options): Add support for declaring functions that
6766 support different target options than were specified on the
6767 command line. Move struct ptt, processor_target_table, cpu_names,
6768 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6769 Add bool argument. Fix up error messages so the appropriate error
6770 is given for either command line or attribute.
6771 (ix86_previous_fndecl): New static to remember previous function
6772 declaration to see if we need to change target options.
6773 (ix86_builtins_isa): New array to record the ISA of each builtin
6775 (def_builtin): Always create the builtin function, even if the
6776 current ISA doesn't support it.
6777 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6778 tests for those builtins.
6779 (ix86_init_builtins): Remove TARGET_MMX test for calling
6780 ix86_init_mmx_sse_builtins.
6781 (ix86_expand_builtin): If the current ISA doesn't support a given
6782 builtin, signal an error.
6783 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6784 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6785 (TARGET_OPTION_SAVE): Ditto.
6786 (TARGET_OPTION_RESTORE): Ditto.
6787 (TARGET_OPTION_PRINT): Ditto.
6788 (TARGET_CAN_INLINE_P): Ditto.
6790 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6792 * c-typeck.c (build_external_ref): Don't call assemble_external.
6793 * final.c (output_operand): Call assemble_external.
6795 2008-07-21 DJ Delorie <dj@redhat.com>
6797 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6798 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6800 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6802 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6803 original insn and splitter contents into ...
6804 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6805 flag_unsafe_math_optimizations. Add dummy scratch register.
6806 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6807 !flag_unsafe_math_optimizations. Returns number with next
6808 highest magnitude if this is still less or equal to the true
6809 quotient in magnitude.
6811 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
6813 * Makefile.in: Replace toplev.h with TOPLEV_H.
6814 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6815 * c-lex.c (fe_file_change): Don't set in_system_header.
6816 * c-parser.c (c_token): Remove in_system_header.
6817 (c_lex_one_token): Don't set in_system_header.
6818 (c_parser_set_source_position_from_token): Don't set in_system_header.
6819 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6822 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6823 * flags.h (in_system_header): Remove.
6824 * function.c (saved_in_system_header): Remove.
6825 (push_cfun): Don't set in_system_header.
6826 (pop_cfun): Don't set in_system_header.
6827 (push_struct_function): Don't set in_system_header.
6828 * input.h (expanded_location): Add sysp.
6829 (in_system_header_at): New.
6830 (in_system_header): New.
6831 * toplev.c (in_system_header): Remove.
6832 * toplev.h: Include input.h
6834 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6835 * tree-ssa.c (warn_uninit): Call warning_at.
6836 (warn_uninitialized_var): Update calls to warn_uninit.
6837 (warn_uninitialized_phi): Update calls to warn_uninit.
6838 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6839 (expand_location): Initialize xloc.sysp.
6840 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6841 (tree_decl_with_vis): Remove in_system_header_flag.
6843 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6846 * recog.c (asm_operand_ok): Change the order of the extra
6847 memory constraint checks.
6849 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6852 * tree-switch-conversion.c (build_one_array): Call
6853 varpool_mark_needed_node and varpool_finalize_decl
6854 instead of assemble_variable.
6856 2008-07-19 Jan Hubicka <jh@suse.cz>
6858 * cgraph.c (cgraph_add_new_function): Do early local passes.
6859 * tree-nrv.c (gate_pass_return_slot): New gate.
6860 (pass_nrv): Add the gate.
6861 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6863 (coalesce_ssa_name): Coalesce SSA names.
6864 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6865 not optimizing so unused user vars remains visible.
6866 * common.opt (flag_tree_ter): Always enable by default.
6867 * tree-ssa-ter.c: Include flags.h
6868 (is_replaceable_p): Check that locations match; when aliasing is missing
6869 be conservative about loads.
6870 * tree-optimize.c (gate_init_datastructures): Remove.
6871 (pass_init_datastructures): New.
6872 * passes.c: Reorder passes so we always go into SSA.
6874 2008-07-19 Jan Hubicka <jh@suse.cz>
6876 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6877 * doc/invoke.texi (--combine): Likewise.
6878 (-finline-functions-called-once): Update levels when enabled.
6879 (-funit-at-a-time): Document new behaviour.
6880 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6881 -fno-section-anchors when disabled explicitly.
6882 (inline params): They are not ignored now.
6883 (precompiled headers): Remove unit-at-a-time as being incompatible.
6884 * opts.c (decode_options): Handle unit-at-a-time as alias;
6885 imply -fno-section-anchors when toplevel reorder is disabled
6887 * common.opt (ftoplevel-reorder): Set default value to 2.
6888 (funit-at-a-time): Set default value to 1.
6889 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6892 2008-07-19 Jan Hubicka <jh@suse.cz>
6894 * builtins.c (expand_builtin_int_roundingfn,
6895 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6898 2008-07-19 Richard Guenther <rguenther@suse.de>
6901 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6902 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6903 * tree-ssa-pre.c (get_expr_value_id): For newly created
6904 constant value-ids make sure to add the expression to its
6907 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6910 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6911 return value of the builtin is ignored.
6913 2008-07-19 Olivier Hainque <hainque@adacore.com>
6915 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6916 bits, a C conformant malloc implementation has to provide.
6917 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6919 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6923 * reload.c (find_reloads_subreg_address): Only reload address if
6924 reloaded == 0, not for reloaded != 1.
6927 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6928 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6929 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6930 m32c_legitimize_reload_address.
6932 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6933 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6934 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6936 2008-07-19 Olivier Hainque <hainque@adacore.com>
6938 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6939 argument, saying whether nested array are to be collapsed
6940 into a single array type DIE with multiple subscripts.
6941 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6942 issues, centralize the nested array types collapsing control and
6943 disable the transformation for Ada.
6945 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6948 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6950 (x86_64_shift_adj_2): New expander.
6951 (x86_64_shift_adj_3): Ditto.
6952 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6953 to split TImode operands.
6954 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6955 (ix86_split_lshr): Ditto.
6957 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6959 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6960 and __CHAR32_TYPE__.
6961 * c-typeck.c (digest_init): Support char16_t and char32_t.
6962 (set_nonincremental_init_from_string): Idem.
6964 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6967 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6968 PREFERRED_STACK_BOUNDARY.
6969 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6971 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6974 * function.c (locate_and_pad_parm): Cap boundary earlier.
6976 2008-07-17 Julian Brown <julian@codesourcery.com>
6978 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6979 no-op for targets which don't use DLLs.
6981 2008-07-17 Martin Jambor <mjambor@suse.cz>
6983 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6984 that nodes are relevant by examining the node->analyzed flag.
6985 (ipcp_init_stage): Check which nodes are relevant, assert that the
6986 relevant ones are also required.
6987 (ipcp_propagate_stage): Check on the side arrays are properly
6989 (ipcp_print_all_jump_functions): Make sure not to touch any node
6990 that is not analyzed or an edge that does not have a corresponding
6991 entry in the on-the-side vectors.
6992 (ipcp_function_scale_print): Likewise.
6993 (ipcp_update_callgraph): Check that the node is relevant.
6994 (ipcp_insert_stage): Check that the node is relevant. Check there is
6995 an info for every node and edge.
6996 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6997 (ipa_print_all_tree_maps): Likewise and a new variable info.
6998 (ipa_print_all_params_modified): Likewise.
6999 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7001 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7004 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7006 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7008 PR rtl-optimization/36753
7009 * fwprop.c (use_killed_between): Don't shortcut
7010 single-definition global registers.
7012 2008-07-16 Jan Hubicka <jh@suse.cz>
7014 * cgraph.h (varpool_empty_needed_queue): Declare.
7015 * cgraphunit.c (output_in_order): Mark all variables as needed;
7017 * varpool.c (varpool_assemble_node): Update debug queue.
7018 (varpool_assemble_pending_decls): Don't do it here.
7019 (varpool_empty_needed_queue): New function.
7021 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7023 * recog.c (peephole2_optimize): Fix formatting.
7025 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7027 * c-pch.c (get_ident): Avoid C++ keywords.
7028 * combine-stack-adj.c (single_set_for_csa): Likewise.
7029 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7030 output_asm_insn): Likewise.
7031 * reload.c (push_secondary_reload, find_reusable_reload,
7032 push_reload, combine_reloads, find_reloads,
7033 debug_reload_to_stream): Likewise.
7034 * reload.h (struct reload): Likewise.
7035 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7036 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7037 emit_output_reload_insns): Likewise.
7038 * targhooks.c (default_secondary_reload): Likewise.
7039 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7041 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7043 * recog.c (validate_change_1, validate_change,
7044 validate_unshare_change, validate_replace_rtx_1, struct
7045 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7047 * reload.c (push_secondary_reload, secondary_reload_class,
7048 scratch_reload_class, find_valid_class, find_reusable_reload,
7049 push_reload, find_dummy_reload, find_reloads_address_1,
7050 find_reloads_address_part, find_equiv_reg): Likewise.
7051 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7052 choose_reload_regs): Likewise.
7053 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7055 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7056 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7057 * sched-rgn.c (concat_INSN_LIST): Likewise.
7058 * stor-layout.c (mode_for_size, mode_for_size_tree,
7059 smallest_mode_for_size): Likewise.
7061 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7063 * cfg.c (dump_reg_info): Avoid C++ keywords.
7064 * dwarf2asm.c (dw2_force_const_mem,
7065 dw2_asm_output_encoded_addr_rtx): Likewise.
7066 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7067 * expmed.c (expand_shift): Likewise.
7068 * global.c (find_reg): Likewise.
7069 * graph.c (draw_edge): Likewise.
7070 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7071 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7072 widen_clz, widen_bswap, expand_parity, expand_unop,
7073 emit_cmp_and_jump_insn_1): Likewise.
7074 * postreload.c (reload_cse_simplify_operands): Likewise.
7075 * ra.h (add_neighbor): Likewise.
7076 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7077 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7078 record_reg_classes, copy_cost, record_address_regs,
7079 invalid_mode_change_p): Likewise.
7080 * regrename.c (regrename_optimize, scan_rtx_reg,
7081 dump_def_use_chain, find_oldest_value_reg,
7082 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7084 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7086 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7087 MASK_POWERPC64 for power4 in previous commit.
7089 2008-07-16 Olivier Hainque <hainque@adacore.com>
7091 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7092 instead of bare conversion to cast const-ness away.
7094 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7096 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7097 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7098 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7099 (TARGET_FUNCTION_VALUE): Define.
7101 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7103 * config/rs6000/rs6000.c (processor_target_table): Add
7104 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7106 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7109 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7110 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7111 m32c_legitimize_reload_address.
7113 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7115 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7116 DECL_IN_SYSTEM_HEADER in sync.
7118 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7120 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7121 * tree-ssa-pre.c (pre_expr_eq): Ditto
7122 (get_constant_for_value_id): Take a type as an argument.
7123 (fully_constant_expression): Pass in type.
7124 (find_or_generate_expression): Short circuit constant case.
7125 (create_expression_by_pieces): Remove special casing of
7127 (do_regular_insertion): Short circuit constant case.
7128 (do_partial_partial_insertion): Ditto.
7130 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7133 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7135 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7137 * config/xtensa/libgcc-xtensa.ver: New file.
7138 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7140 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7142 * df-problems.c (df_set_note): Avoid C++ keywords.
7143 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7144 * dse.c (record_store, remove_useless_values): Likewise.
7145 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7146 gen_reg_rtx_offset, operand_subword, change_address_1,
7147 change_address, adjust_address_1, offset_address,
7148 widen_memory_access, emit_copy_of_insn_after): Likewise.
7149 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7150 * fwprop.c (should_replace_address, propagate_rtx_1,
7151 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7153 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7154 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7155 * lcm.c (compute_insert_delete, pre_edge_lcm,
7156 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7157 * lower-subreg.c (resolve_reg_notes): Likewise.
7158 * mode-switching.c (optimize_mode_switching): Likewise.
7160 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7162 * bt-load.c (add_btr_def, migrate_btr_def,
7163 branch_target_load_optimize): Avoid C++ keywords.
7164 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7166 * combine.c (subst, simplify_set, make_extraction,
7167 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7168 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7169 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7171 2008-07-15 Richard Guenther <rguenther@suse.de>
7174 * c-common.c (strict_aliasing_warning): Do not warn for
7175 TYPE_REF_CAN_ALIAS_ALL pointers.
7176 (c_common_get_alias_set): may_alias types are not special.
7177 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7178 attribute and set can_ref_all accordingly.
7179 (build_reference_type_for_mode): Likewise.
7180 * doc/extend.texi (may_alias): Clarify.
7182 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7185 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7186 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7188 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7191 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7192 gcc_assert, instead call output_operand_lossage.
7194 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7196 * builtins.c (std_canonical_va_list): Treat structure based
7199 2008-07-15 Ben Elliston <bje@au.ibm.com>
7201 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7203 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7205 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7208 2008-07-14 Jan Hubicka <jh@suse.cz>
7210 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7211 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7212 fix predicates and constraints.
7213 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7214 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7216 2008-07-14 Doug Kwan <dougkwan@google.com>
7218 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7219 additional option file arm/eabi.opt.
7220 * config/arm/eabi.h (File): New configuration file for EABI targets.
7221 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7222 SUBSUBTARGET_EXTRA_SPECS.
7223 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7224 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7225 from STARTFILE_SPEC so that it can be referenced in an override.
7226 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7227 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7228 can be referenced in an override.
7229 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7230 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7231 so that it can be referenced in an override.
7232 (LINK_SPEC): Use BPABI_LINK_SPEC.
7233 * config/arm/eabi.opt (File): New.
7235 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7237 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7238 (FIXED_VALUE_H): New variable.
7239 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7240 input.h, fixed-value.h.
7241 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7242 (BASIC_BLOCK_H): Use $(BITMAP_H).
7243 (FUNCTION_H): Add varray.h.
7244 (IPA_REFERENCE_H): Use $(BITMAP_H).
7245 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7246 (DF_H): Use $(BITMAP_H).
7247 (GGC_H): Add statistics.h.
7249 (INSN_ATTR_H): Use it.
7250 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7252 (SYMTAB_H): Add $(OBSTACK_H).
7253 (CPP_INTERNAL_H): New.
7254 (TREE_DUMP_H): Add tree-pass.h.
7255 (TREE_FLOW_H): Use $(BITMAP_H)
7256 (PRETTY_PRINT_H): Use $(INPUT_H).
7257 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7260 (many object files): Fix lots of header dependencies throughout.
7262 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7264 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7266 (s-gtyp-input): Use them to write tmp-gi.list.
7267 (echo_to_gi.list): Remove.
7269 2008-07-14 Richard Guenther <rguenther@suse.de>
7271 * tree-ssa-sccvn.c (pre_info): Remove.
7272 (switch_to_PRE_table): Likewise.
7273 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7274 (set_hashtable_value_ids): Do not create value-ids for the
7276 (run_scc_vn): Remove double test. Remove bogus special-case
7277 in value-number printing.
7278 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7279 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7281 * tree-flow-inline.h (get_value_handle): Remove.
7282 * tree-flow.h (get_value_handle): Remove.
7284 2008-07-14 Martin Jambor <mjambor@suse.cz>
7286 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7287 in which we generate arithmetics is not a subrange.
7289 2008-07-14 Martin Jambor <mjambor@suse.cz>
7291 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7293 2008-07-14 Richard Guenther <rguenther@suse.de>
7295 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7297 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7300 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7301 reload for symbol refs moved to r0 with -fPIC.
7302 (legitimize_pic_address): Use the target register as temporary
7304 (emit_symbolic_move): Adjust comment.
7305 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7308 2008-07-14 Ben Elliston <bje@au.ibm.com>
7310 * c-common.h (C_CPP_HASHNODE): New macro.
7311 * coretypes.h (struct cpp_token): Forward declare.
7312 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7313 the context-sensitive keyword method.
7314 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7315 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7316 expand_bool_pixel): New.
7317 (altivec_categorize_keyword): New function.
7318 (init_vector_keywords): New function.
7319 (rs6000_macro_to_expand): Likewise.
7320 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7321 compiling an ISO C dialect.
7323 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7325 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7326 (create_expression_by_pieces): Fix typo.
7327 (do_regular_insertion): Use debug counter here too.
7329 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7332 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7333 CONST_OK_FOR_LETTER_P. All port-local users changed.
7334 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7335 implement Kp matching power-of-two.
7336 (CONSTRAINT_LEN): Define to match.
7337 * config/cris/cris.md: Replace all use of constraint K with Kc.
7338 ("*btst*): Use Kp for operand 0 of last alternative.
7340 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7343 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7346 2008-07-13 Jan Hubicka <jh@suse.cz>
7348 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7351 2008-07-13 Richard Guenther <rguenther@suse.de>
7354 * langhooks.c (lhd_print_error_function): Deal with recursive
7357 2008-07-12 Jan Hubicka <jh@suse.cz>
7359 * cgraph.c (assembler_name_hash): New static var.
7360 (hash_node_by_assembler_name, eq_assembler_name): New.
7361 (cgraph_node_for_asm): Use hashtable.
7362 (cgraph_remove_node): Maintain hashtable.
7363 (change_decl_assembler_name): Sanity check that names are not changing
7364 after aliasing was processed.
7365 * cgraph.h (varpoon_node): Add next GGC marker.
7366 * tree.c (decl_assembler_name_equal): Constify.
7367 (decl_assembler_name_hash): New.
7368 * tree.h (decl_assembler_name_equal): Constify.
7369 (decl_assembler_name_hash): Update.
7371 2008-07-12 David Daney <ddaney@avtrex.com>
7373 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7376 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7378 * doc/md.texi: Document the MIPS "v" constraint.
7379 * config/mips/mips.h (reg_class): Revert last change.
7380 (REG_CLASS_NAMES): Likewise.
7381 (REG_CLASS_CONTENTS): Likewise.
7382 * config/mips/mips.c (mips_regno_to_class): Likewise.
7383 * config/mips/constraints.md (v): Likewise, but add documentation.
7384 Add a comment to say that this constraint should not be used in
7387 2008-07-11 DJ Delorie <dj@redhat.com>
7389 * config/h8300/h8300.md (length): Fix branch offset limit.
7391 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7393 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7394 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7395 (avr_hard_regno_scratch_ok): New function.
7396 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7397 * config/avr/avr.md (all peepholes that request a scratch register):
7398 Remove avr_peep2_scratch_safe use.
7400 2008-07-11 Tom Tromey <tromey@redhat.com>
7401 Ian Lance Taylor <iant@google.com>
7403 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7404 (struct c_common_resword): Define.
7405 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7406 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7407 (c_common_reswords, num_c_common_reswords): Declare.
7408 * c-common.c (c_common_reswords): New global const array.
7409 (num_c_common_reswords): New const int.
7410 * c-parser.c (struct resword, reswords): Don't define.
7411 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7412 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7413 than reswords. If warning about C++ keywords, give them a special
7415 (c_lex_one_token): Warn about C++ keywords. Call
7416 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7417 (c_parser_external_declaration): Look for RID_xxx rather than
7418 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7419 (c_parser_statement_after_labels): Likewise.
7420 (c_parser_objc_class_instance_variables): Likewise.
7421 (c_parser_objc_class_declaration): Likewise.
7422 (c_parser_objc_try_catch_statement): Likewise.
7423 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7424 (declspecs_add_type): Likewise.
7426 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7428 * ggc-page.c (alloc_page):
7429 Substituting xmalloc, xcalloc with
7430 XNEWVEC and XCNEWVAR macros which add the
7433 2008-07-11 Richard Guenther <rguenther@suse.de>
7435 PR tree-optimization/36765
7436 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7437 aliases from HEAP vars to SMTs.
7439 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7441 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7442 * configure.ac (loose_warn): Move -Wc++-compat from here...
7443 (strict_warn): ...to here.
7444 * configure: Regenerate.
7446 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7448 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7449 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7450 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7451 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7452 excluding more specific h8300-*-* and sh-*-* targets.
7454 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7456 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7458 (execute_pre): Call loop_optimizer_finalize in early exit.
7460 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7463 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7464 uids in the bitmap, not just VAR_DECL uids.
7466 PR rtl-optimization/36419
7467 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7468 (combine_stack_adjustments_for_block): Call it if needed. Delete
7470 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7471 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7472 prologue sp adjustment.
7474 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7477 * opts.c (print_ignored_options): Report postponed diagnostics for
7478 unknown -Wno-* options as warnings, not errors.
7479 (postpone_unknown_option_error): Renamed to...
7480 (postpone_unknown_option_warning): ... this.
7482 2008-07-09 Doug Kwan <dougkwan@google.com>
7485 2008-07-08 Doug Kwan <dougkwan@google.com>
7487 * config/arm/arm.opt (mandroid): New option.
7488 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7489 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7491 (CC1PLUS_SPEC): Same.
7493 (STARTFILE_SPEC): Same.
7494 (ENDFILE_SPEC): Same.
7495 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7498 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7501 * config/mips/mips.h (reg_class): Remove V1_REG.
7502 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7503 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7505 (mips_get_tp): New function.
7506 (mips_legitimize_tls_address): Use it.
7507 * config/mips/constraints.md (v): Delete.
7508 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7509 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7510 After reload, split into a move and ...
7511 (*tls_get_tp_<mode>_split): ...this new instruction.
7513 2008-07-09 David Daney <ddaney@avtrex.com>
7515 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7517 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7519 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7520 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7522 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7523 htab_delete should be called. Don't free c.
7524 (lookup_tmp_var): Create temp_htab lazily.
7525 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7526 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7528 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7529 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7530 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7531 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7532 * tree-sra.c (generate_element_init): Likewise.
7533 * tree-mudflap.c (execute_mudflap_function_ops,
7534 execute_mudflap_function_decls): Likewise.
7535 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7536 * tree-gimple.h (struct gimplify_ctx): New type.
7537 (push_gimplify_context): Adjust prototype.
7539 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7541 * tree-ssa-pre.c (phi_translate_1): Update placement of
7544 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7546 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7547 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7548 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7549 * targhooks.c (default_hard_regno_scratch_ok): New function.
7550 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7551 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7552 * recog.c: Include "target.h".
7553 (peep2_find_free_register): Add check for global regs. Add target
7555 * Makefile.in (recog.o): Depend on target.h.
7557 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7559 * config/sh/sh.c (sh_canonical_va_list_type): New.
7560 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7562 2008-07-09 Raksit Ashok <raksit@google.com>
7564 * doc/invoke.texi (Option Summary): Mention new option
7565 -Wdisallowed-function-list=...
7566 (Warning Options): Document -Wdisallowed-function-list=...
7567 * common.opt (Wdisallowed-function-list=): New flag.
7568 * flags.h (warn_disallowed_functions): External definition of new
7569 boolean warning flag.
7570 (warn_if_disallowed_function_p): Declare new function.
7571 * opts.c (warning_disallowed_functions): New static variable.
7572 (warn_disallowed_functions): New boolean warning flag.
7573 (warn_if_disallowed_function_p): New function.
7574 (add_comma_separated_to_vector): Rename
7575 add_instrument_functions_exclude_list to this.
7576 (common_handle_option): Handle new option. Rename calls to
7577 add_instrument_functions_exclude_list into calls to
7578 add_comma_separated_to_vector.
7579 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7580 based on flag warn_disallowed_functions.
7582 2008-07-09 Christian Bruel <christian.bruel@st.com>
7584 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7585 instead of get_attr_length.
7587 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7589 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7591 * genemit.c (gen_insn): Likewise.
7592 * gengtype.c (note_def_vec): Likewise.
7593 * gengtype.h (note_def_vec): Likewise.
7594 * genoutput.c (struct data, output_insn_data, process_template,
7595 gen_expand, gen_split, note_constraint): Likewise.
7596 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7597 make_insn_sequence): Likewise.
7598 * gensupport.c (record_insn_name): Likewise.
7600 2008-07-08 Doug Kwan <dougkwan@google.com>
7602 * config/arm/arm.opt (mandroid): New option.
7603 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7604 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7606 (CC1PLUS_SPEC): Same.
7608 (STARTFILE_SPEC): Same.
7609 (ENDFILE_SPEC): Same.
7610 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7613 2008-07-08 Raksit Ashok <raksit@google.com>
7615 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7616 (set_storage_via_setmem): Fix expected_align parameter.
7617 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7618 missing from the list.
7619 * doc/md.texi (movmem): Explicitly state that expected alignment is
7620 to be expressed in bytes.
7621 (setmem): Explicitly state that expected alignment is to be expressed
7624 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7626 * reload.c (find_reloads_subreg_address): Do not require validity
7627 of address in original mode before reloading address.
7629 2008-07-07 Tianwei Sheng <tianweis@google.com>
7631 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7632 bounds array access.
7634 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7636 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7638 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7640 Fix PR tree-optimization/23455
7641 Fix PR tree-optimization/35286
7642 Fix PR tree-optimization/35287
7643 * Makefile.in (OBJS-common): Remove tree-vn.o.
7644 (tree-vn.o): Remove.
7645 * dbgcnt.def: Add treepre_insert debug counter.
7646 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7647 (debug_value_expressions): Ditto.
7648 (print_value_expressions): Ditto.
7649 * tree-pretty-print.c (dump_generic_node): Updated for
7650 VALUE_HANDLE removal.
7651 * tree-ssa-dom.c (record_equality): Ditto.
7652 (cprop_operand): Ditto.
7653 (lookup_avail_expr): Ditto.
7654 * tree-ssa-threadedge.c
7655 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7656 (simplify_control_stmt_condition): Ditto.
7657 * tree.c (tree_code_size): Ditto.
7658 (tree_node_structure): Ditto.
7659 (iterative_hash_expr): Ditto.
7661 * tree.h (VALUE_HANDLE_ID): Ditto.
7662 (VALUE_HANDLE_EXPR_SET): Ditto.
7663 (struct tree_value_handle): Ditto.
7664 (union tree_node): Ditto.
7665 * treestruct.def: Ditto.
7666 * tree-vn.c: Removed.
7667 * tree-ssa-pre.c: Rewritten entirely.
7668 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7669 (constant_value_ids): Ditto.
7670 (vn_nary_op_t): Moved to header.
7672 (vn_reference_op_t): Ditto
7673 (vn_reference_t): Ditto.
7674 (next_value_id): New variable.
7675 (VN_INFO): Add an assert.
7676 (vn_constant_eq): New function.
7677 (vn_constant_hash): Ditto.
7678 (get_or_alloc_constant_value_id): Ditto.
7679 (value_id_constant_p): Ditto.
7680 (vn_reference_compute_hash): De-staticify.
7681 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7682 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7683 (valueize_refs): Update opcode if it changes from ssa name to constant.
7684 (vn_reference_lookup_1): Add new argument.
7685 (vn_reference_lookup): Ditto.
7686 (vn_reference_lookup_pieces): New function.
7687 (vn_reference_insert): Add return type. Modify to deal with value ids.
7688 (vn_reference_insert_pieces): New function.
7689 (vn_nary_op_compute_hash): De-staticify.
7690 (vn_nary_op_eq): Ditto.
7691 (vn_nary_op_lookup_pieces): New function.
7692 (vn_nary_op_lookup): Add new argument.
7693 (vn_nary_op_insert_pieces): New function.
7694 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7695 (vn_phi_insert): Ditto.
7696 (visit_unary_op): Update for callee changes.
7697 (visit_binary_op): Ditto.
7698 (visit_reference_op_load): Ditto.
7699 (visit_reference_op_store): Ditto.
7700 (init_scc_vn): Init next_value_id, constant_to_value_id and
7702 (free_scc_vn): Free them.
7703 (set_hashtable_value_ids): New function.
7704 (run_scc_vn): Use it.
7705 (get_max_value_id): New function.
7706 (get_next_value_id): Ditto.
7707 (expressions_equal_p): Moved from tree-vn.c
7708 (sort_vuses): Ditto.
7709 (sort_vuses_heap): Ditto.
7710 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7712 * tree.c (iterative_hash_hashval_t): Made non-static
7713 * tree.h (iterative_hash_hashval_t): Declare it.
7715 2008-07-08 Martin Jambor <mjambor@suse.cz>
7717 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7718 instead of ipa_create_node_params.
7719 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7720 ipa_check_create_edge_args, free them with
7721 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7723 * ipa-prop.c: Include flags.h and tree-inline.h.
7724 (ipa_node_params_vector): New variable.
7725 (ipa_edge_args_vector): New variable.
7726 (edge_removal_hook_holder): New variable.
7727 (node_removal_hook_holder): New variable.
7728 (edge_duplication_hook_holder): New variable.
7729 (node_duplication_hook_holder): New variable.
7730 (ipa_detect_param_modifications): Check for presence of modified flags.
7731 (ipa_compute_jump_functions): Check for presence of jump functions.
7732 (ipa_free_edge_args_substructures): New function.
7733 (ipa_create_node_params): Removed.
7734 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7735 (ipa_free_node_params_substructures): New function.
7736 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7738 (ipa_edge_removal_hook): New function.
7739 (ipa_node_removal_hook): New function.
7740 (duplicate_array): New function.
7741 (ipa_edge_duplication_hook): New function.
7742 (ipa_node_duplication_hook): New function.
7743 (ipa_register_cgraph_hooks): New function.
7744 (ipa_unregister_cgraph_hooks): New function.
7745 (free_all_ipa_structures_after_ipa_cp): New function.
7747 * ipa-prop.h: Include vec.h.
7748 (ipa_node_params_t): New typedef with vector types for it.
7749 (ipa_edge_args_t): New typedef with vector types for it.
7750 (IPA_NODE_REF): Changed to access an on-the-side vector.
7751 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7752 (ipa_check_create_node_params): New function.
7753 (ipa_check_create_edge_args): New function.
7755 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7758 2008-07-07 Tom Tromey <tromey@redhat.com>
7760 * configure, config.in: Rebuilt.
7761 * configure.ac: Don't check for scandir or alphasort.
7763 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7765 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7766 types immediately after creating them.
7768 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7770 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7772 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7774 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7775 dump_constraint_graph.
7776 (dump_constraint_edge): New function.
7777 (dump_constraint_graph): New function.
7778 (debug_constraint_graph): New function.
7779 (dump_constraint): Removed useless comparison.
7780 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7781 (dump_constraint_graph): Declare.
7782 (debug_constraint_graph): Declare.
7783 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7785 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7787 * config/i386/i386.c (is_va_list_char_pointer): New.
7788 (ix86_va_start): Replace compare with ms_va_list_type_node
7789 by is_va_list_char_pointer.
7790 (ix86_gimplify_va_arg): Likewise.
7792 2008-07-07 Martin Jambor <mjambor@suse.cz>
7794 * cgraph.c (cgraph_edge_max_uid): New variable.
7795 (struct cgraph_edge_hook_list): New type.
7796 (struct cgraph_node_hook_list): New type.
7797 (struct cgraph_2edge_hook_list): New type.
7798 (struct cgraph_2node_hook_list): New type.
7799 (first_cgraph_edge_removal_hook): New variable.
7800 (first_cgraph_node_removal_hook): New variable.
7801 (first_cgraph_edge_duplicated_hook): New variable.
7802 (first_cgraph_node_duplicated_hook): New variable.
7803 (cgraph_add_edge_removal_hook): New function.
7804 (cgraph_remove_edge_removal_hook): New function.
7805 (cgraph_call_edge_removal_hooks): New function.
7806 (cgraph_add_node_removal_hook): New function.
7807 (cgraph_remove_node_removal_hook): New function.
7808 (cgraph_call_node_removal_hooks): New function.
7809 (cgraph_add_edge_duplication_hook): New function.
7810 (cgraph_remove_edge_duplication_hook): New function.
7811 (cgraph_call_edge_duplication_hooks): New function.
7812 (cgraph_add_node_duplication_hook): New function.
7813 (cgraph_remove_node_duplication_hook): New function.
7814 (cgraph_call_node_duplication_hooks): New function.
7815 (cgraph_create_edge): Assign to edge uid.
7816 (cgraph_remove_edge): Call edge removal hooks.
7817 (cgraph_node_remove_callees): Call edge removal hooks.
7818 (cgraph_node_remove_callers): Call edge removal hooks.
7819 (cgraph_remove_node): Call node removal hooks.
7820 (cgraph_clone_edge): Call edge duplication hooks.
7821 (cgraph_clone_node): Call node duplication hooks.
7823 * cgraph.h (cgraph_edge): New field uid.
7824 (cgraph_edge_hook): New type.
7825 (cgraph_node_hook): New type.
7826 (cgraph_2edge_hook): New type.
7827 (cgraph_2node_hook): New type.
7829 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7831 * config.in: Regenerate.
7833 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7835 * gcc.c (print_sysroot): New.
7836 (option_map, display_help, process_command): Handle the
7837 -print-sysroot option.
7838 (main): Print the sysroot if requested.
7839 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7841 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7844 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7846 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7848 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7849 (assign_parm_setup_block_p): Also check mode of entry_parm.
7851 2008-07-07 Richard Guenther <rguenther@suse.de>
7853 * tree-ssa-structalias.h (set_used_smts): Remove.
7854 * tree-ssa-structalias.c (used_smts): Likewise.
7855 (set_used_smts): Likewise.
7856 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7857 call to set_used_smts.
7859 2008-07-07 Richard Guenther <rguenther@suse.de>
7861 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7862 (new_var_info): Set it to false.
7863 (solution_set_add): Correctly handle pointers outside a var and
7865 (type_safe): Treat variables with is_full_var properly.
7866 (do_sd_constraint): Likewise.
7867 (do_ds_constraint): Likewise.
7868 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7869 (get_constraint_for_ptr_offset): New function.
7870 (get_constraint_for_component_ref): For addresses at least include
7871 the last field of the variable. Handle is_full_vars properly.
7872 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7873 (handle_ptr_arith): Remove.
7874 (find_func_aliases): Simplify assignment handling.
7875 (create_function_info_for): For parameter and result varinfos set
7877 (create_variable_info_for): Set is_full_var flag whenever we
7878 just created a single varinfo for a decl.
7879 (init_alias_vars): Initialize use_field_sensitive from
7880 max-fields-for-field-sensitive parameter.
7882 2008-07-07 Richard Guenther <rguenther@suse.de>
7884 PR tree-optimization/36713
7885 * tree-flow-inline.h (is_call_used): New function.
7886 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7887 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7888 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7890 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7892 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7894 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7896 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7898 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7899 Nathan Sidwell <nathan@codesourcery.com>
7901 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7902 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7904 * config/m68k/t-linux: New.
7905 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7908 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7910 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7911 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7914 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7916 * gcc.c (execute): Fix -Wc++-compat warning.
7918 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7921 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7922 constant for little endian.
7924 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7926 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7927 mips_base_mips16 instead of TARGET_MIPS16.
7928 (mips_base_mips16): Declare.
7929 * config/mips/mips.c (mips_base_mips16): Make global.
7930 (was_mips16_p): Remove GTY marker.
7931 (was_mips16_pch_p): New variable.
7932 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7933 (mips_override_options): Force to non-MIPS16 mode initially.
7934 Do not complain about MIPS16 PIC incompatibilities here.
7935 Only allow -mgpopt if -mexplicit-relocs is in force for
7938 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7940 * configure.ac: Check for caddr_t, define to char * if not defined.
7941 * configure: Regenerate.
7942 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7943 (mmap_gt_pch_use_address): Likewise.
7944 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7946 2008-07-06 Richard Guenther <rguenther@suse.de>
7948 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7949 (new_var_info): Deal with it.
7950 (solution_set_add): Likewise.
7951 (bitpos_of_field): Make signed, fix.
7952 (struct fieldoff): Remove type and decl fields. Make size field
7953 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7955 (fieldoff_compare): Deal with it.
7956 (push_fields_onto_fieldstack): Remove has_union argument, glob
7957 adjacent non-pointer fields together.
7958 (create_function_info_for): Do not set has_union.
7959 (create_variable_info_for): Simplify.
7961 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7963 * config.gcc (extra_headers): Add cross-stdarg.h for target
7964 x86_64-*-* and i?86-*-*.
7965 * config/i386/cross-stdarg.h: New.
7966 * builtins.c (std_fn_abi_va_list): New.
7967 (std_canonical_va_list_type): New.
7968 (stabilize_va_list): Replace va_list_type_node use by
7969 mtarget.canonical_va_list_type.
7970 (gimplify_va_arg_expr): Likewise.
7971 (expand_builtin_va_copy): Replace va_list_type_node use by
7972 mtarget.fn_abi_va_list.
7973 * tree-sra.c (is_va_list_type): New helper.
7974 (decl_can_be_decomposed_p): Replace
7975 va_list_type_node use by is_va_list_type.
7976 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7977 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7978 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7979 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7980 (ix86_enum_va_list): New.
7981 * config/i386/i386.c (sysv_va_list_type_node): New.
7982 (ms_va_list_type_node): New.
7983 (ix86_function_type_abi): Remove sorry.
7984 (ix86_build_builtin_va_list_abi): New.
7985 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7987 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7988 (ix86_init_builtins_va_builtins_abi): New.
7989 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7991 (ix86_handle_abi_attribute): New.
7992 (attribute_spec): Add sysv_abi and ms_abi.
7993 (ix86_fn_abi_va_list): New.
7994 (ix86_canonical_va_list_type): New.
7995 (ix86_enum_va_list): New.
7996 (TARGET_FN_ABI_VA_LIST): New.
7997 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7998 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7999 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8000 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8001 (TARGET_ENUM_VA_LIST): New.
8002 * expr.h (std_fn_abi_va_list): New.
8003 (std_canonical_va_list_type): New.
8004 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8005 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8006 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8007 TARGET_CANONICAL_VA_LIST_TYPE.
8008 * target.h (struct gcc_target): Add fn_abi_va_list hook
8009 and canonical_va_list_type hook.
8011 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8013 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8014 integral and pointer types.
8016 2008-07-04 Roger Sayle <roger@eyesopen.com>
8018 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8019 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8021 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8024 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8026 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8028 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8029 build_gimple_modify_stmt.
8030 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8031 gimple operand. Use fold_build* instead of build*.
8033 2008-07-04 Richard Guenther <rguenther@suse.de>
8035 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8036 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8037 properly to compute the reachability set if we do field-sensitive PTA.
8038 * invoke.texi (max-fields-for-field-sensitive): Document default.
8039 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8040 100 for optimize >= 2.
8042 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8044 * ggc-zone.c (lookup_page_table_if_allocated,
8045 set_page_table_entry, zone_find_object_size, alloc_small_page,
8046 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8047 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8048 -Wc++-compat and/or -Wcast-qual warnings.
8050 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8053 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8054 pic_offset_table_rtx to be marked as used here.
8055 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8056 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8057 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8058 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8061 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8063 * alloc-pool.c (hash_descriptor, eq_descriptor,
8064 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8065 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8067 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8068 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8069 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8070 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8073 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8075 * tree-flow.h (loop_only_exit_p): Declare.
8076 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8077 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8078 the number of iterations if it is constant. Otherwise, if this is the
8079 only possible exit of the loop, use the conservative estimate on the
8080 number of iterations of the entire loop if available.
8082 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8084 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8085 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8086 Add synchronization functions.
8087 * config/sync.c: New file.
8088 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8089 (LIBGCC_SYNC_CFLAGS): Likewise.
8091 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8095 (*pushtf_sse): New insn pattern.
8096 (pushtf splitters): New splitters.
8098 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8101 * predict.c (build_predict_expr): Use void_type_node for the tree
8102 type, instead of NULL_TREE.
8104 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8106 * config/i386/i386.c (contains_aligned_value_p): Return true
8108 (ix86_data_alignment): Align TCmode to 128bits.
8109 (ix86_local_alignment): Likewise.
8111 2008-07-03 Andrew Haley <aph@redhat.com>
8114 * vec.h (VEC_TA): New.
8115 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8116 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8117 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8118 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8119 (C_COMMON_FIXED_TYPES): Remove first arg.
8120 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8121 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8122 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8123 not to use empty macro arguments.
8125 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8127 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8128 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8129 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8130 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8131 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8132 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8133 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8134 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8135 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8136 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8137 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8138 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8139 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8140 config/rs6000/e500crtres64gpr.asm,
8141 config/rs6000/e500crtres64gprctr.asm,
8142 config/rs6000/e500crtrest32gpr.asm,
8143 config/rs6000/e500crtrest64gpr.asm,
8144 config/rs6000/e500crtresx32gpr.asm,
8145 config/rs6000/e500crtresx64gpr.asm,
8146 config/rs6000/e500crtsav32gpr.asm,
8147 config/rs6000/e500crtsav64gpr.asm,
8148 config/rs6000/e500crtsav64gprctr.asm,
8149 config/rs6000/e500crtsavg32gpr.asm,
8150 config/rs6000/e500crtsavg64gpr.asm,
8151 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8152 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8153 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8154 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8155 config/sparc/sol2-cn.asm: Remove .file directives.
8157 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8159 * resource.c (mark_referenced_resources): Look inside
8160 UNSPEC_VOLATILEs and ASM_INPUTs.
8162 2008-07-02 Ian Lance Taylor <iant@google.com>
8164 * rtlanal.c (add_reg_note): New function.
8165 * rtl.h (add_reg_note): Declare.
8166 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8167 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8168 * builtins.c (expand_builtin_longjmp): Likewise.
8169 (expand_builtin_nonlocal_goto): Likewise.
8170 * calls.c (emit_call_1, expand_call): Likewise.
8171 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8172 * cfglayout.c (fixup_reorder_chain): Likewise.
8173 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8174 (commit_one_edge_insertion): Likewise.
8175 * combine.c (move_deaths, distribute_notes): Likewise.
8176 * df-problems.c (df_set_note): Likewise.
8177 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8178 (set_unique_reg_note): Likewise.
8179 (emit_copy_of_insn_after): Likewise.
8180 * expr.c (expand_expr_real): Likewise.
8181 * gcse.c (add_label_notes): Likewise.
8182 * haifa-sched.c (create_check_block_twin): Likewise.
8183 * jump.c (mark_jump_label_1): Likewise.
8184 * loop-doloop.c (add_test, doloop_modify): Likewise.
8185 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8186 * lower-subreg.c (move_eh_region_note): Likewise.
8187 * optabs.c (emit_libcall_block): Likewise.
8188 * predict.c (predict_insn): Likewise.
8189 (combine_predictions_for_insn): Likewise.
8190 * recog.c (peephole2_optimize): Likewise.
8191 * regmove.c (try_auto_increment): Likewise.
8192 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8193 * reload.c (find_reloads): Likewise.
8194 * reload1.c (fixup_eh_region_note): Likewise.
8195 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8196 * reorg.c (delete_prior_computation): Likewise.
8197 (delete_computation, dbr_schedule): Likewise.
8198 * config/pa/pa.c (legitimize_pic_address): Likewise.
8199 * config/sh/sh.c (sh_reorg): Likewise.
8201 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8204 * config/libgcc-glibc.ver: Add %exclude.
8205 * config/m32r/libgcc-glibc.ver: Likwise.
8206 * config/s390/libgcc-glibc.ver: Likwise.
8207 * config/sh/libgcc-glibc.ver: Likwise.
8208 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8210 * config/i386/libgcc-glibc.ver: New.
8212 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8214 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8216 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8217 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8218 i[34567]86-*-linux*, x86_64-*-linux*. Add
8219 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8220 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8221 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8222 i[34567]86-*-linux*, x86_64-*-linux*.
8224 * libgcc-std.ver: Add empty GCC_4.4.0.
8226 * mkmap-symver.awk: Support multiple versions per symbol.
8228 * config/i386/i386.c (ix86_init_builtins): Always define
8229 __builtin_fabsq and __builtin_copysignq with fallbacks.
8230 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8231 and __builtin_copysignq if SSE2 isn't available.
8233 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8234 (LIBGCC2_TF_CEXT): Likwise.
8237 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8239 * config/i386/sfp-machine.h: Moved to libgcc.
8241 * config/i386/sfp-machine.h: New.
8242 * config/i386/t-linux: Likwise.
8244 * config/i386/t-darwin: Remove softfp_wrap_start and
8246 * config/i386/t-darwin64: Likewise.
8248 * config/i386/t-fprules-softfp64: Renamed to ...
8249 * config/i386/t-fprules-softfp: This.
8251 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8252 and softfp_wrap_end.
8254 2008-07-02 Jason Merrill <jason@redhat.com>
8256 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8258 * tree.c (ctor_to_list): New fn.
8259 * tree.h: Declare it.
8260 (CONSTRUCTOR_ELT): New macro.
8261 (CONSTRUCTOR_NELTS): New macro.
8263 2008-07-02 Richard Guenther <rguenther@suse.de>
8265 * tree-ssa-structalias.c (struct variable_info): Reorder
8266 to fill padding on 64bit hosts. Make collapsed_to an int.
8267 (get_varinfo_fc): Deal with that.
8268 (new_var_info): Likewise.
8269 (collapse_rest_of_var): Likewise.
8271 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8273 * doc/install.texi (--enable-java-home): Document.
8274 (--enable-aot-compile-rpm): Likewise.
8275 (--with-arch-directory): Likewise.
8276 (--with-os-directory): Likewise.
8277 (--with-origin-name): Likewise.
8278 (--with-arch-suffix): Likewise.
8279 (--with-jvm-root-dir): Likewise.
8280 (--with-jvm-jar-dir): Likewise.
8281 (--with-python-dir): Likewise.
8283 2008-07-02 Richard Guenther <rguenther@suse.de>
8285 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8286 from decls explicitly. Merge operand checking from tuples.
8288 2008-07-02 Martin Jambor <mjambor@suse.cz>
8290 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8292 2008-07-02 Martin Jambor <mjambor@suse.cz>
8294 * tree-switch-conversion.c: Included timevar.h
8295 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8297 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8299 2008-07-02 Martin Jambor <mjambor@suse.cz>
8301 * tree-switch-conversion.c: Corrected various comments and
8303 (build_constructors): Fixed minor formatting mistakes.
8305 * invoke.texi (Optimize Options): Corrected the
8306 switch-conversion-max-branch-ratio parameter.
8308 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8310 * final.c (asm_insn_count): Return zero for an empty asm body.
8312 2008-07-02 Richard Guenther <rguenther@suse.de>
8314 * bitmap.h (bitmap_set_bit): Return bool.
8315 (bitmap_clear_bit): Likewise.
8316 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8317 write to the bitmap if it would.
8318 (bitmap_clear_bit): Likewise.
8319 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8320 bitmap_set_bit return value.
8321 (add_pred_graph_edge): Likewise.
8322 (add_graph_edge): Likewise.
8323 (do_sd_constraint): Likewise.
8324 (do_ds_constraint): Likewise.
8326 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8328 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8329 Fix -Wc++-compat and/or -Wcast-qual warnings.
8330 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8331 gen_regparm_prefix): Likewise.
8332 * vmsdbgout.c (write_modbeg, lookup_filename,
8333 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8335 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8337 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8338 defaults.h definition apply.
8340 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8342 * function.c (assign_parm_remove_parallels): New.
8343 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8345 (assign_parm_setup_block): Do not handle them.
8346 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8347 assign_parm_remove_parallels.
8349 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8351 * c-typeck.c (convert_for_assignment): Use
8352 vector_targets_convertible_p.
8353 * c-common.c (vector_targets_convertible_p): New.
8354 * c-common.h (vector_targets_convertible_p): New prototype.
8355 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8356 opaque_p_V2SI_type_node.
8358 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8360 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8363 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8365 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8366 TFmode constants via two element DImode vector for hosts with
8367 HOST_BITS_PER_WIDE_INT < 64.
8368 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8369 also for HOST_BITS_PER_WIDE_INT < 64.
8371 2008-07-01 Richard Guenther <rguenther@suse.de>
8373 PR tree-optimization/36666
8374 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8375 (get_constraint_exp_from_ssa_var): Split into ...
8376 (get_constraint_exp_for_temp): ... this ...
8377 (get_constraint_for_ssa_var): ... and that.
8378 Return constraint expressions for all touched sub-fields
8379 if the results address is not taken.
8380 (process_constraint): Remove assertion that aggregate
8381 assignments do not happen at this place.
8382 (get_constraint_for_component_ref): Add address_p argument.
8383 Return constraint expressions for all touched sub-fields
8384 if the results address is not taken.
8385 (do_deref): Use get_constraint_exp_for_temp.
8386 (get_constraint_for_1): Rename from ...
8387 (get_constraint_for): ... this. Add the old function as wrapper.
8388 (do_structure_copy): Use get_constraint_for_1.
8390 2008-07-01 Martin Jambor <mjambor@suse.cz>
8392 * Makefile.in (tree-switch-conversion.o): Add.
8393 (OBJS-common): Add tree-swtch-conversion.o.
8394 * passes.c (init_optimization_passes): Add pass_convert_switch.
8395 * tree-pass.h: (pass_convert_switch): Add.
8396 * tree-switch-conversion.c: New file.
8397 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8398 * common.opt (ftree-cswtch): New option.
8399 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8400 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8401 * opts.c (decode_options): Set flag_tree_switch_conversion when
8402 optimization level is >= 2.
8403 * doc/invoke.texi (Optimize Options): Added description of
8404 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8406 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8408 * config/darwin-driver.c (darwin_default_min_version): Fix
8409 -Wc++-compat warnings.
8411 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8413 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8416 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8418 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8420 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8422 PR rtl-optimization/34744
8423 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8424 (df_scan_free_internal): Free data structures not
8425 allocated in storage pools.
8426 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8427 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8428 df_scan_free_mws_vec.
8429 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8432 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8434 * config/i386/i386.c (contains_aligned_value_p): Return true
8436 (ix86_function_arg_boundary): Return its natural boundary
8438 (return_in_memory_32): Don't check TDmode.
8439 (ix86_split_to_parts): Support splitting into 4 parts and
8440 support TFmode for 32bit target.
8441 (ix86_split_long_move): Support splitting into 4 parts.
8442 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8444 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8445 (ix86_init_builtins): Here.
8446 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8447 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8448 'q' and 'w', respectively.
8450 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8452 (movtf_internal): Likewise.
8453 (<code>tf2): Likewise.
8454 (*absnegtf2_sse): Likewise.
8455 (copysign<mode>3): Likewise.
8456 (copysign<mode>3_const): Likewise.
8457 (copysign<mode>3_var): Likewise.
8458 (define_split UNSPEC_COPYSIGN): Likewise.
8459 * config/i386/sse.md (*nandtf3): Likewise.
8460 (<code>tf3): Likewise.
8461 (*<code>tf3): Likewise.
8463 2008-06-30 Joey Ye <joey.ye@intel.com>
8464 H.J. Lu <hongjiu.lu@intel.com>
8466 * global.c (compute_regsets): Set frame_pointer_needed here.
8467 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8469 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8471 * doc/install.texi (specific): Expand Windows build notes.
8473 2008-06-30 Ira Rosen <irar@il.ibm.com>
8475 PR tree-optimization/36648
8476 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8477 number of prolog iterations by step. Fix the comment.
8479 2008-06-30 Richard Guenther <rguenther@suse.de>
8482 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8483 handle calls from ECF_MALLOC functions.
8484 (handle_pure_call): ECF_MALLOC functions do not return
8486 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8488 2008-06-29 Andreas Schwab <schwab@suse.de>
8490 * config/m68k/m68k.c (print_operand): Always print a float
8492 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8493 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8496 * config/rs6000/x-linux64: Remove never used file.
8498 2008-06-29 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8502 (struct alias_info): Move ...
8503 * tree-ssa-alias.c: ... here.
8504 (update_alias_info): Declare.
8505 (compute_may_aliases): Call it.
8506 (update_alias_info): New function.
8507 * tree-ssa-structalias.c (update_alias_info): Move ...
8508 * tree-ssa-alias.c (update_alias_info_1): ... here.
8509 * tree-ssa-structalias.c (process_constraint_1): Remove
8510 unused from_call argument. Rename to ...
8511 (process_constraint): ... this. Delete old wrapper.
8512 (make_constraint_to): Adjust callers.
8513 (handle_const_call): Likewise.
8514 (handle_pure_call): Likewise.
8515 (init_base_vars): Likewise.
8516 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8517 (find_func_aliases): We don't need structure copies for
8519 (make_constraint_from_anything): Remove.
8520 (create_variable_info_for): For globals make constraints
8521 from escaped, not from anything.
8522 (compute_points_to_sets): Do not call update_alias_info.
8523 (ipa_pta_execute): Use make_constraint_from.
8525 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8527 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8528 (bitmap.o-warn, dominance.o-warn): New.
8529 * configure.ac (cxx_compat_warn): Delete.
8530 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8531 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8533 * configure: Regenerate.
8535 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8538 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8540 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8541 * df-scan.c (df_notes_rescan): Likewise.
8542 * ggc-page.c (set_page_table_entry): Likewise.
8543 * intl.c (gcc_gettext_width): Likewise.
8544 * varasm.c (get_unnamed_section, get_noswitch_section,
8545 get_section): Likewise.
8547 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8549 * regrename.c (build_def_use): Don't copy RTX.
8551 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8553 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8554 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8555 punctuation. Use @ref instead of @xref.
8556 (Function Names): Remove stray @display/@end display.
8557 (C++ Attributes): Use @ref instead of @xref.
8558 (Deprecated Features): Fix punctuation around @xref.
8559 (Backwards Compatibility): Likewise.
8560 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8562 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8564 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8565 constants for E500 double.
8567 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8569 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8570 element type of const_vector.
8572 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8574 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8575 Remove FLAGS_REG clobber from expander pattern.
8576 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8577 (anddi3, andsi3, andhi3, andqi3): Ditto.
8578 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8579 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8580 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8581 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8582 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8583 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8584 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8585 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8587 2008-06-28 Richard Guenther <rguenther@suse.de>
8589 * tree-ssa-structalias.c (callused_id, var_callused,
8590 callused_tree): Add.
8591 (handle_pure_call): New function.
8592 (find_func_aliases): Call it.
8593 (find_what_p_points_to): Handle the call-used set.
8594 (clobber_what_escaped): Likewise.
8595 (compute_call_used_vars): New function.
8596 (init_base_vars): Init the call-used variable.
8597 (do_sd_constraint): Do not propagate the solution from CALLUSED
8598 but use CALLUSED as a placeholder.
8599 (solve_graph): Likewise.
8600 * tree-flow-inline.h (gimple_call_used_vars): New function.
8601 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8602 (compute_call_used_vars): Declare.
8603 * tree-ssa-alias.c (set_initial_properties): Call
8604 compute_call_used_vars.
8605 (reset_alias_info): Clear call-used variables.
8606 (add_call_clobber_ops): Assert we are not called for const/pure
8607 functions. Remove handling of them.
8608 (add_call_read_ops): Handle pure functions by adding the
8609 call-used set of variables as VUSEs.
8610 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8611 (delete_tree_ssa): Free it.
8612 * tree-dfa.c (remove_referenced_var): Clear the var from the
8615 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8617 * tree.c (build_varargs_function_type_list): New.
8618 (build_function_type_list_1): New.
8619 (build_function_type_list): Use build_function_type_list_1.
8620 * tree.h (build_varargs_function_type_list): New.
8622 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8625 * config/spu/spu.c (spu_builtin_splats): Do not generate
8626 invalid CONST_VECTOR expressions.
8627 (spu_expand_vector_init): Likewise.
8629 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8631 * optabs.c (libfunc_decls): New variable.
8632 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8633 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8634 for the same function twice.
8636 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8638 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8639 ix86_expand_binary_operator directly.
8640 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8642 (*ashrti3_1): Ditto.
8643 (*lshrti3_1): Ditto.
8644 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8645 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8646 using only one splitter. Conditionaly execute splitter before or
8647 after peephole2 pass.
8648 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8649 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8650 Use only one alternative in asm template.
8651 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8653 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8654 "J" operand constraint for operand 2.
8655 (*ashldi3_cconly_rex64): Ditto.
8656 (*ashrdi3_cmp_rex64): Ditto.
8657 (*ashrdi3_cconly_rex64): Ditto.
8658 (*lshrdi3_cmp_rex64): Ditto.
8659 (*lshrdi3_cconly_rex64): Ditto.
8660 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8661 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8662 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8665 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8667 * gimplify.c (omp_is_private): Don't return true if decl is not
8668 already private on #pragma omp for or #pragma omp parallel for.
8671 * tree-cfg.c (struct move_stmt_d): Replace block field with
8672 orig_block and new_block fields.
8673 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8674 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8675 (move_block_to_fn): Replace vars_map and new_label_map arguments
8676 with struct move_stmt_d pointer.
8677 (replace_block_vars_by_duplicates): New function.
8678 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8679 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8680 all subblocks of ORIG_BLOCK to the new function. Call
8681 replace_block_vars_by_duplicates.
8682 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8683 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8684 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8685 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8686 (expand_omp): Temporarily set input_location to the location of
8687 region's controlling stmt.
8688 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8689 BIND_EXPR, push ctx->block_vars and gimplification vars into
8690 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8692 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8693 there are any BLOCK_VARS.
8694 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8695 OMP_PARALLEL or OMP_TASK stmt.
8696 (lower_omp): Save and restore input_location around the lower_omp_1
8699 2008-06-27 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/36400
8702 PR tree-optimization/36373
8703 PR tree-optimization/36344
8704 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8705 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8706 (update_alias_info): Remove call clobbering code.
8707 (make_constraint_to): New helper function.
8708 (make_escape_constraint): Likewise.
8709 (handle_rhs_call): Use it on all pointer containing arguments.
8710 Also mark the static chain escaped.
8711 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8712 instead of ANYTHING.
8713 (make_constraint_from): New helper split out from ...
8714 (make_constraint_from_anything): ... here.
8715 (find_func_aliases): Add constraints for escape sites.
8716 (intra_create_variable_infos): Make constraints from NONLOCAL
8718 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8720 (clobber_what_p_points_to): Remove.
8721 (clobber_what_escaped): New function.
8722 (init_base_vars): Init NONLOCAL and ESCAPED.
8723 (do_sd_constraint): Do not propagate the solution from ESCAPED
8724 but use ESCAPED as a placeholder.
8725 (solve_graph): Likewise.
8726 * tree-flow.h (clobber_what_p_points_to): Remove.
8727 (clobber_what_escaped): Declare.
8728 * tree-ssa-alias.c (set_initial_properties): Call it.
8729 Remove code clobbering escaped pointers.
8731 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8733 * function.c (allocate_struct_function): Only allocate a unique
8734 funcdef_no if the decl is nonzero.
8736 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8738 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8739 * config/mips/mips.c (mips_split_const_insns): New function.
8740 * config/mips/mips.md (move_type): New attribute.
8741 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8742 (dword_mode): New attribute.
8743 (type): Avoid long line. Map "move_type"s to "type"s,
8744 choosing "multi" for doubleword moves if appropriate.
8745 Swap MTC/MFC comments to match their declaration order.
8746 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8747 "type" is "branch" or "jal" is "direct".
8748 (length): Handle "extended_mips16" first. Make the default
8749 "0" for "ghost" instructions. Set the length from "move_type".
8750 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8751 of "type", with "sll0" for the register alternative. Remove the
8752 "extended_mips16" attribute.
8753 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8754 of "type", with "shift_shift" for the register alternative.
8755 Remove the "length" attribute.
8756 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8757 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8758 of "type", with "andi" for the register alternative.
8759 (*zero_extendqihi2): Likewise.
8760 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8761 of "andi" instead of a "type" of "arith".
8762 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8764 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8765 (mov_<store>r, *mov<mode>_ra): Likewise.
8766 (extendsidi2): Use "move_type" instead of "type", with "move"
8767 for the register alternative.
8768 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8769 of "type", with "signext" for the register alternative.
8770 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8771 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8772 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8773 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8774 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8775 (unnamed branch insn): Likewise.
8776 (*movdi_gp32_fp64): Fold into...
8777 (*movdi_32bit): ...here.
8778 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8779 (*movdf_hardfloat): ...this new pattern.
8780 (*movdf_softfloat): Remove redundant FPR alternatives.
8781 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8782 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8783 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8784 the "move" attribute.
8785 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8786 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8787 and "store" for COP loads and stores.
8788 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8789 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8790 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8791 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8792 (*movtf_mips16, *movv2sf): Likewise.
8793 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8794 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8795 (mfhc1<mode>): Use "move_type" instead of "move".
8796 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8797 (loadgp_blockage): Remove the "length" attribute.
8798 (blockage, set_got_version, update_got_version): Likewise.
8799 (call_internal): Remove the "extended_mips16" attribute.
8800 (call_value_internal, call_value_multiple_internal): Likewise.
8801 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8803 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8804 the "length" attribute.
8806 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8808 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8809 -Wcast-qual warnings.
8810 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8811 handle_pragma_pop_macro): Likewise.
8812 * collect2.c (resolve_lib_name): Likewise.
8813 * config/arc/arc.c (arc_init): Likewise.
8814 * config/arm/arm.c (neon_builtin_compare,
8815 locate_neon_builtin_icode): Likewise.
8816 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8817 * config/bfin/bfin.c (bfin_init_machine_status,
8818 bfin_optimize_loop): Likewise.
8819 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8820 * config/cris/cris.c (cris_init_expanders): Likewise.
8821 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8822 * config/darwin.c (machopic_indirection_eq,
8823 machopic_indirection_name, machopic_output_indirection): Likewise.
8824 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8825 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8826 frv_optimize_membar): Likewise.
8827 * config/i386/cygwin.h (mingw_scan,
8828 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8829 * config/i386/cygwin1.c (mingw_scan): Likewise.
8830 * config/i386/i386.c (machopic_output_stub): Likewise.
8831 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8832 i386_pe_unique_section): Likewise.
8833 * config/ia64/ia64.c (ia64_init_machine_status,
8834 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8836 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8837 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8838 * config/m68k/m68k.c (m68k_handle_option,
8839 m68k_sched_md_init_global): Likewise.
8840 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8841 mcore_unique_section): Likewise.
8842 * config/mips/mips.c (mips_block_move_straight,
8843 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8845 * config/mmix/mmix.c (mmix_init_machine_status,
8846 mmix_encode_section_info): Likewise.
8847 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8848 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8849 print_operand_address, output_toc, redefine_groups,
8850 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8851 * config/s390/s390.c (s390_init_machine_status): Likewise.
8852 * config/score/score.c (score_block_move_straight,
8853 score_block_move_loop_body): Likewise.
8854 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8855 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8856 * emit-rtl.c (find_auto_inc): Likewise.
8857 * gcc.c (translate_options, process_command): Likewise.
8858 * reorg.c (dbr_schedule): Likewise.
8859 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8860 * xcoffout.c (xcoffout_declare_function): Likewise.
8862 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8864 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8865 ipa-pta working again.
8867 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8869 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8872 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8874 * config.gcc (powerpc*-*-*): Add new core e500mc.
8875 * config/rs6000/e500mc.md: New file.
8876 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8878 (rs6000_override_options): Add e500mc case to
8879 processor_target_table. Altivec and Spe options not allowed
8880 with e500mc. Add isel instruction to e500mc by
8881 default. Initialize rs6000_cost for e500mc.
8882 (rs6000_issue_rate): Set issue rate for e500mc.
8883 * config/rs6000/rs6000.h (processor_type): Add
8884 PROCESSOR_PPCE500MC.
8885 (ASM_CPU_SPEC): Add e500mc.
8886 Set TARGET_ISEL to rs6000_isel.
8887 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8888 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8889 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8891 * doc/invoke.texi: Add e500mc to list of cpus.
8893 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8896 * c-lex.c (lex_charconst): Initialize unsignedp.
8898 2008-06-27 Olivier Hainque <hainque@adacore.com>
8900 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8901 documented assumptions.
8903 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8905 * dwarf2out.c: Remove trailing white spaces. Break long line
8908 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8910 * libfuncs.h (LTI_synchronize): New libfunc_index.
8911 (synchronize_libfunc): Declare.
8912 * builtins.c (expand_builtin_synchronize): Consider using
8913 synchronize_libfunc before falling back on an asm blockage.
8914 * config/mips/mips.c: Include libfuncs.h
8915 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8917 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8919 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8920 parameter. Copy stack_reg to r11 where appropriate.
8921 (no_global_regs_above): Add gpr parameter.
8922 (rs6000_stack_info): Only add padding for SPE save area if we
8923 are saving SPE GPRs and CR.
8924 (saveres_routine_syms): New variable.
8925 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8927 (rs6000_savres_routine_sym): New function.
8928 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8930 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8931 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8932 Tweak FPR out-of-line saving.
8933 (rs6000_make_savres_rtx): New function.
8934 (rs6000_use_multiple_p): New function.
8935 (rs6000_savres_strategy): New function.
8936 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8937 out-of-line if appropriate.
8938 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8939 if we are optimizing for size.
8940 (GP_SAVE_INLINE): Define.
8941 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8942 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8943 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8944 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8945 (*save_fpregs_<mode>): Add use of r11.
8946 (*restore_gpregs_<mode>): New insn.
8947 (*return_and_restore_gpregs_<mode>): New insn.
8948 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8950 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8951 (*restore_gpregs_spe): New insn.
8952 (*return_and_restore_gpregs_spe): New insn.
8953 * config/rs6000/predicates.md (save_world_operation): Fix check.
8955 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8957 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8958 this point, so assert that.
8960 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8962 * cfganal.c: Include vec.h and vecprim.h.
8963 (compute_idf): Import from...
8964 * tree-into-ssa (compute_idf): ...here.
8965 * basic-block.h (compute_idf): Export.
8967 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8969 * c-decl.c (merge_decls): Use !current_function_decl to check for
8970 extern declaration of C99 inline function being at file scope.
8972 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8974 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8976 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8978 * alias.c (record_alias_subset, init_alias_analysis): Fix
8979 -Wc++-compat and/or -Wcast-qual warnings.
8980 * attribs.c (lookup_attribute_spec): Likewise.
8981 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8982 copy_bb, connect_traces,
8983 find_rarely_executed_basic_blocks_and_cr): Likewise.
8984 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8985 note_btr_set, migrate_btr_defs): Likewise.
8986 * builtins.c (result_vector, expand_builtin_memcpy,
8987 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8988 builtin_memset_read_str, expand_builtin_printf,
8989 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8991 * caller-save.c (mark_set_regs): Likewise.
8992 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8993 * cgraph.c (cgraph_edge): Likewise.
8994 * combine.c (likely_spilled_retval_1): Likewise.
8995 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8996 htab_counts_entry_del, get_coverage_counts): Likewise.
8997 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8998 new_cselib_val): Likewise.
8999 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9000 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9002 * df-core.c (df_compact_blocks): Likewise.
9003 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9004 * df-scan.c (df_grow_reg_info, df_ref_create,
9005 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9006 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9007 df_record_entry_block_defs, df_record_exit_block_uses,
9008 df_bb_verify): Likewise.
9009 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9010 DF_REF_EXTRACT_MODE_CONST): New.
9011 * dominance.c (get_immediate_dominator, get_dominated_by,
9012 nearest_common_dominator, root_of_dom_tree,
9013 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9014 -Wc++-compat and/or -Wcast-qual warnings.
9015 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9016 record_store, replace_read, check_mem_read_rtx, scan_insn,
9017 dse_step1, dse_record_singleton_alias_set): Likewise.
9018 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9020 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9022 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9023 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9024 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9025 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9026 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9027 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9028 file_name_acquire, output_file_names, add_const_value_attribute,
9029 premark_used_types_helper, file_table_eq, file_table_hash,
9030 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9031 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9032 -Wcast-qual warnings.
9033 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9034 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9035 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9036 gen_reg_rtx, start_sequence, init_emit): Likewise.
9037 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9038 * except.c (init_eh_for_function, gen_eh_region,
9039 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9040 arh_to_landing_pad, arh_to_label, add_action_record,
9041 add_call_site, switch_to_exception_section): Likewise.
9042 * expmed.c (synth_mult): Likewise.
9043 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9044 store_expr): Likewise.
9045 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9047 * function.c (assign_stack_temp_for_type,
9048 allocate_struct_function, match_asm_constraints_1): Likewise.
9049 * gcov-io.c (gcov_allocate): Likewise.
9050 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9051 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9052 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9053 record_one_set, insert_expr_in_table, insert_set_in_table,
9054 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9055 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9056 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9057 -Wcast-qual warnings.
9059 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9061 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9062 -Wcast-qual warnings.
9063 * gcc.c (process_command): Likewise.
9064 * genattrtab.c (oballoc): Use XOBNEW.
9065 (oballocvec): Define.
9066 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9067 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9068 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9069 -Wc++-compat and/or -Wcast-qual warnings.
9070 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9071 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9072 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9073 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9074 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9075 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9076 add_excls, process_presence_absence_names,
9077 process_presence_absence_patterns, add_presence_absence,
9078 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9079 get_free_state, add_arc, get_free_automata_list_el,
9080 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9081 transform_3, cache_presence, create_ainsns, create_automata,
9082 create_state_ainsn_table, dfa_insn_code_enlarge,
9083 output_trans_func, output_min_issue_delay_func,
9084 output_dead_lock_func, output_reset_func,
9085 output_get_cpu_unit_code_func, output_dfa_start_func,
9086 expand_automata): Likewise.
9087 * genextract.c (gen_insn): Likewise.
9088 * gengtype-lex.l: Likewise.
9089 * gengtype.c (read_input_list, adjust_field_type,
9090 process_gc_options): Likewise.
9091 * genoutput.c (note_constraint): Likewise.
9092 * genpreds.c (mangle, add_constraint): Likewise.
9093 * genrecog.c (process_define_predicate, new_decision,
9094 add_to_sequence): Likewise.
9095 * gensupport.c (record_insn_name): Likewise.
9097 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9099 * config/i386/driver-i386.c (detect_caches_amd,
9100 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9101 and/or -Wcast-qual warnings.
9102 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9103 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9104 gt_pch_save): Likewise.
9105 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9106 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9107 * global.c (compute_regsets): Likewise.
9108 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9109 finish_graph_dump_file): Likewise.
9110 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9111 unlink_bb_notes): Likewise.
9112 * integrate.c (get_hard_reg_initial_val): Likewise.
9113 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9114 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9115 * local-alloc.c (update_equiv_regs): Likewise.
9116 * loop-invariant.c (check_invariant_table_size,
9117 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9119 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9120 altered_reg_used, mark_altered): Likewise.
9121 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9122 insert_var_expansion_initialization,
9123 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9124 release_var_copies): Likewise.
9125 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9126 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9127 analyze_accesses_for_phi_node, check_var_notmodified_p,
9128 check_allocation_function, find_sites_in_func,
9129 record_all_accesses_in_func, transform_access_sites,
9130 transform_allocation_sites): Likewise.
9131 * omp-low.c (new_omp_region, create_omp_child_function_name,
9132 check_omp_nesting_restrictions, check_combined_parallel,
9133 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9134 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9135 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9136 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9138 * opts-common.c (prune_options): Likewise.
9139 * opts.c (add_input_filename, print_filtered_help,
9140 get_option_state): Likewise.
9141 * params.c (add_params): Likewise.
9142 * passes.c (set_pass_for_id, next_pass_1,
9143 do_per_function_toporder, pass_fini_dump_file): Likewise.
9144 * postreload.c (reload_cse_simplify_operands): Likewise.
9145 * predict.c (tree_predicted_by_p, tree_predict_edge,
9146 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9148 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9150 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9152 * recog.c (check_asm_operands, validate_change_1): Likewise.
9153 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9154 subst_asm_stack_regs): Likewise.
9155 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9156 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9157 * regmove.c (reg_is_remote_constant_p): Likewise.
9158 * regrename.c (regrename_optimize, scan_rtx_reg,
9159 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9161 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9162 regstat_compute_calls_crossed): Likewise.
9163 * reload1.c (init_reload, new_insn_chain,
9164 has_nonexceptional_receiver, reload, copy_reloads,
9165 calculate_needs_all_insns, init_elim_table): Likewise.
9166 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9167 * rtl.c (shallow_copy_rtx_stat): Likewise.
9168 * rtlanal.c (parms_set): Likewise.
9169 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9170 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9171 * sched-ebb.c (earliest_block_with_similiar_load,
9172 add_deps_for_risky_insns): Likewise.
9173 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9174 schedule_region): Likewise.
9175 * see.c (eq_descriptor_pre_extension,
9176 hash_descriptor_pre_extension, hash_del_pre_extension,
9177 eq_descriptor_properties, hash_descriptor_properties,
9178 hash_del_properties, see_seek_pre_extension_expr,
9179 see_initialize_data_structures, see_print_register_properties,
9180 see_print_pre_extension_expr, see_delete_merged_def_extension,
9181 see_delete_unmerged_def_extension, see_emit_use_extension,
9182 see_pre_delete_extension, see_map_extension, see_commit_changes,
9183 see_analyze_merged_def_local_prop,
9184 see_analyze_merged_def_local_prop,
9185 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9186 see_set_prop_merged_def, see_set_prop_unmerged_def,
9187 see_set_prop_unmerged_use, see_print_one_extension,
9188 see_merge_one_use_extension, see_merge_one_def_extension,
9189 see_store_reference_and_extension, see_update_uses_relevancy,
9190 see_update_defs_relevancy): Likewise.
9191 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9192 hash_statistics_free, curr_statistics_hash): Likewise.
9193 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9194 expand_asm_operands, expand_return, case_bit_test_cmp,
9195 expand_case): Likewise.
9196 * stor-layout.c (start_record_layout): Likewise.
9197 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9198 gt_pch_save_stringpool): Likewise.
9199 * tree-data-ref.c (hash_stmt_vertex_info,
9200 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9201 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9203 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9206 * config/i386/i386.md : Change constraints of HImode and QImode
9207 immediate operands from "i" to "n". Change SImode "ni" constraint to
9208 "i" and SImode "rmi" constraint to "g". Remove all constraints
9209 from const0_operand and const1_operand predicated operands.
9210 (i): Change QImode and HImode attribute from "i" to "n".
9211 (*subqi_2): Change HImode operands to QImode.
9214 2008-06-25 Olivier Hainque <hainque@adacore.com>
9216 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9219 2008-06-25 Richard Guenther <rguenther@suse.de>
9221 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9222 not overflow the result type.
9224 2008-06-25 Richard Guenther <rguenther@suse.de>
9226 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9227 (vn_lookup): Likewise.
9229 2008-06-25 Richard Guenther <rguenther@suse.de>
9231 PR tree-optimization/35518
9232 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9233 * tree-sra.c (instantiate_element): Use fold_build3 to build
9235 (try_instantiate_multiple_fields): Likewise.
9237 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9239 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9242 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9244 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9245 use_backchain_to_restore_sp to true
9246 if the offset of the link register save area would go over the 32k - 1
9247 offset limit of the load
9250 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9252 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9253 anchor for the type-punning blurb. Cross-reference "Structures
9254 unions enumerations and bit-fields implementation". Provide a
9255 cast-through-pointer example. Make final sentence self-contained.
9256 * doc/implement-c.texi (Structures unions enumerations and
9257 bit-fields implementation): Cross-reference the type-punning blurb
9258 in the -fstrict-aliasing documentation.
9260 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9263 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9264 the memory instead of the memory itself for the save area.
9266 2008-06-24 Olivier Hainque <hainque@adacore.com>
9267 Nicolas Roche <roche@adacore.com>
9269 * gengtype.c (srcdir_len): size_t instead of int.
9270 (get_file_realbasename): New function. For F a filename, the real
9271 basename of F, with all the path components stripped.
9272 (get_file_srcdir_relative_path): New function. For F a filename, the
9273 relative path to F from $(srcdir).
9274 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9275 get_file_realbasename. Adjust the head comment.
9276 (get_prefix_langdir_index): New function. For F a filename, return the
9277 lang_dir_names[] relative index of the language directory that is
9279 (get_file_langdir): For F a filename, return the name of the language
9280 directory where F is located.
9281 (get_file_gtfilename): New function. The gt- output file name for an
9283 (get_output_file_with_visibility): Replace in-line computations with
9284 uses of get_file_gtfilename and get_prefix_langdir_index.
9285 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9287 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9289 PR tree-optimization/36504
9290 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9291 references without base address.
9293 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9296 * calls.c (expand_call): Increase alignment for recursive functions.
9298 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9300 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9301 (TARGET_FUNCTION_VALUE): New define.
9302 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9303 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9305 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9307 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9308 (fmod<mode>3): Ditto.
9309 (remainderxf3): Ditto.
9310 (remainder<mode>3): Ditto.
9312 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9315 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9316 REG is a hard register.
9318 PR tree-optimization/36508
9319 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9320 499, don't check it at all in release compilers.
9322 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9324 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9325 together with SSE_TARGET_MATH to disable insn pattern.
9326 (*fop_<MODEF:mode>_2_i387): Ditto.
9327 (*fop_<MODEF:mode>_3_i387): Ditto.
9329 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9331 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9333 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9336 * gimplify.c (gimplify_asm_expr): Check the return code of
9337 parse_output_constraint call, set function return and is_inout
9340 2008-06-22 Ian Lance Taylor <iant@google.com>
9342 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9343 (narrowest_signed_type): Likewise.
9344 * c-typeck.c (c_common_type): Change local variable mclass to enum
9346 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9347 tcc_comparison, not the tree code itself.
9348 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9349 (c_expand_expr): Cast modifier to enum expand_modifier.
9350 * c-common.h (C_RID_CODE): Add casts.
9351 (C_SET_RID_CODE): Define.
9352 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9353 (c_lex_one_token): Add cast to avoid warning.
9354 (c_parser_objc_type_name): Rename local typename to type_name.
9355 (check_no_duplicate_clause): Change code parameter to enum
9357 (c_parser_omp_var_list_parens): Change kind parameter to enum
9359 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9360 c_parser_omp_list_var_parens.
9361 (c_parser_omp_threadprivate): Likewise.
9362 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9363 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9364 * c-format.c (NO_FMT): Define.
9365 (printf_length_specs): Use NO_FMT.
9366 (asm_fprintf_length_specs): Likewise.
9367 (gcc_diag_length_specs): Likewise.
9368 (scanf_length_specs): Likewise.
9369 (strfmon_length_specs): Likewise.
9370 (gcc_gfc_length_specs): Likewise.
9371 (printf_flag_specs): Change 0 to STD_C89.
9372 (asm_fprintf_flag_specs): Likewise.
9373 (gcc_diag_flag_specs): Likewise.
9374 (gcc_cxxdiag_flag_specs): Likewise.
9375 (scanf_flag_specs): Likewise.
9376 (strftime_flag_specs): Likewise.
9377 (strfmon_flag_specs): Likewise.
9378 (print_char_table): Likewise.
9379 (asm_fprintf_char_table): Likewise.
9380 (gcc_diag_char_table): Likewise.
9381 (gcc_tdiag_char_table): Likewise.
9382 (gcc_cdiag_char_table): Likewise.
9383 (gcc_cxxdiag_char_table): Likewise.
9384 (gcc_gfc_char_table): Likewise.
9385 (scan_char_table): Likewise.
9386 (time_char_table): Likewis.
9387 (monetary_char_table): Likewise.
9388 * c-format.h (BADLEN): Likewise.
9390 2008-06-21 Ian Lance Taylor <iant@google.com>
9392 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9393 Define END_OF_BASE_TREE_CODES around inclusion.
9394 * tree.c (tree_code_type): New global array.
9395 (tree_code_length, tree_code_name): Likewise.
9396 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9398 (all-tree.def, s-alltree): New targets.
9399 (gencheck.h, s-gencheck): Remove.
9400 (tree.o): Depend upon all-tree.def.
9401 (build/gencheck.o): Remove gencheck.h dependency.
9402 (mostlyclean): Don't remove gencheck.h.
9403 * c-common.h (enum c_tree_code): Remove.
9404 * c-lang.c (tree_code_type): Remove.
9405 (tree_code_length, tree_code_name): Remove.
9406 * gencheck.c (tree_codes): Include all-tree.def, rather than
9407 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9409 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9411 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9412 (operator_name_info): Size to MAX_TREE_CODES.
9413 (assignment_operator_name_info): Likewise.
9414 * cp/cp-lang.c (tree_code_type): Remove.
9415 (tree_code_length, tree_code_name): Remove.
9416 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9417 (assignment_operator_name_info): Likewise.
9418 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9420 * cp/mangle.c (write_expression): Likewise.
9421 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9422 * fortran/f95-lang.c (tree_code_type): Remove.
9423 (tree_code_length, tree_code_name): Remove.
9424 * java/java-tree.h (enum java_tree_code): Remove.
9425 * java/lang.c (tree_code_type): Remove.
9426 (tree_code_length, tree_code_name): Remove.
9427 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9428 * objc/objc-act.h (enum objc_tree_code): Remove.
9429 * objc/objc-lang.c (tree_code_type): Remove.
9430 (tree_code_length, tree_code_name): Remove.
9431 * objcp/objcp-lang.c (tree_code_type): Remove.
9432 (tree_code_length, tree_code_name): Remove.
9433 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9434 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9435 * ada/misc.c (tree_code_type): Remove.
9436 (tree_code_length, tree_code_name): Remove.
9438 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9440 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9441 the grand_bitmap_obstack.
9443 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9445 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9446 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9447 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9448 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9449 move_stmt_r, new_label_mapper): Likewise.
9450 * tree-complex.c (cvc_lookup): Likewise.
9451 * tree-dfa.c (create_function_ann): Likewise.
9452 * tree-dump.c (dump_register): Likewise.
9453 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9454 find_phi_replacement_condition): Likewise.
9455 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9456 tree_function_versioning): Likewise.
9457 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9458 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9459 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9460 get_nonlocal_debug_decl, convert_nonlocal_reference,
9461 convert_nonlocal_omp_clauses, get_local_debug_decl,
9462 convert_local_reference, convert_local_omp_clauses,
9463 convert_nl_goto_reference, convert_nl_goto_receiver,
9464 convert_tramp_reference, convert_call_expr): Likewise.
9465 * tree-outof-ssa.c (contains_tree_r): Likewise.
9466 * tree-parloops.c (reduction_phi, initialize_reductions,
9467 eliminate_local_variables_1, add_field_for_reduction,
9468 add_field_for_name, create_phi_for_local_result,
9469 create_call_for_reduction_1, create_loads_for_reductions,
9470 create_stores_for_reduction, create_loads_and_stores_for_name):
9472 * tree-phinodes.c (allocate_phi_node): Likewise.
9473 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9474 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9475 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9476 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9477 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9478 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9479 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9480 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9481 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9482 vn_nary_op_insert): Likewise.
9483 * tree-ssa.c (redirect_edge_var_map_add,
9484 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9485 * tree-vectorizer.c (vectorize_loops): Likewise.
9486 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9487 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9488 tree_cons_stat, build1_stat, build_variant_type_copy,
9489 decl_init_priority_lookup, decl_fini_priority_lookup,
9490 decl_priority_info, decl_restrict_base_lookup,
9491 decl_restrict_base_insert, decl_debug_expr_lookup,
9492 decl_debug_expr_insert, decl_value_expr_lookup,
9493 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9494 type_hash_add, get_file_function_name, tree_check_failed,
9495 tree_not_check_failed, tree_range_check_failed,
9496 omp_clause_range_check_failed, build_omp_clause,
9497 build_vl_exp_stat): Likewise.
9498 * value-prof.c (gimple_histogram_value,
9499 gimple_duplicate_stmt_histograms): Likewise.
9500 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9501 unshare_variable, variable_union_info_cmp_pos, variable_union,
9502 dataflow_set_different_1, dataflow_set_different_2,
9503 vt_find_locations, variable_was_changed, set_variable_part,
9504 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9505 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9506 section_entry_hash, object_block_entry_eq,
9507 object_block_entry_hash, create_block_symbol,
9508 initialize_cold_section_name, default_function_rodata_section,
9509 strip_reg_name, set_user_assembler_name, const_desc_eq,
9510 build_constant_desc, output_constant_def, lookup_constant_def,
9511 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9512 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9513 default_internal_label): Likewise.
9514 * varray.c (varray_init, varray_grow): Likewise.
9515 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9517 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9519 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9520 operators for "test" insn. Macroize insn using SWI mode macro.
9521 (*jcc_fused_2): Ditto.
9522 (*jcc_fused_3): Macroize insn using SWI mode macro.
9523 (*jcc_fused_4): Ditto.
9525 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9527 * tree-ssa-pre.c: Fix typo in comment.
9528 (init_antic, fini_antic): Add explicit funtions for
9529 initializing and deinitializing ANTIC and AVAIL sets.
9530 (create_expression_by_pieces): Fix typo in comment.
9531 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9532 (execute_pre): Eventually dump details about ANTIC_IN.
9534 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9536 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9537 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9538 add_to_obstack, file_at_path, find_a_file, execute,
9539 add_preprocessor_option, add_assembler_option, add_linker_option,
9540 process_command, insert_wrapper, do_option_spec, do_self_spec,
9541 spec_path, do_spec_1, is_directory, main, used_arg,
9542 getenv_spec_function): Likewise.
9543 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9544 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9547 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9549 * doc/rtl.texi: Updated subreg section.
9551 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9554 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9555 node->needed and node->reachable.
9556 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9557 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9558 (expand_task_call): Don't call expand_task_copyfn.
9559 (expand_task_copyfn): Renamed to...
9560 (finalize_task_copyfn): ... this.
9562 2008-06-19 Jan Hubicka <jh@suse.cz>
9564 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9565 clobbering framepointer.
9567 2008-06-19 Jan Hubicka <jh@suse.cz>
9569 * tree-optimize.c (execute_early_local_optimizations): Set
9570 cgraph_state only at first invocation.
9572 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9574 * system.h (-Wc++-compat): Activate as a warning, no an error.
9576 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9578 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9579 instead of "#" in insn asm template.
9580 (*jcc_fused_2): Ditto.
9582 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9584 * config/i386/i386.h (ix86_tune_indices)
9585 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9586 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9587 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9588 (*jcc_fused_2): Ditto.
9589 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9590 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9591 (print operand): Handle 'E' and 'e' code.
9593 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9595 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9596 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9597 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9599 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9601 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9603 (cgraph_expand_function): Use local copy of decl.
9604 (cgraph_expand_all_functions): Remove redundant initialization of
9606 (cgraph_optimize): Reword internal_error message.
9608 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9610 * arm-protos.h (arm_return_in_memory): Remove public
9611 arm_return_in_memory() prototype.
9612 * arm.c (arm_return_in_memory): Add static prototype, add target
9613 hook macro, change definition and comments.
9614 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9616 2008-06-19 Ben Elliston <bje@au.ibm.com>
9618 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9619 real.c: Remove references to IEEE 754R.
9620 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9621 * doc/libgcc.texi (Decimal float library routines): Likewise.
9623 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9625 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9626 (default_unwind_word_mode): Add prototype.
9627 * targhooks.c (default_unwind_word_mode): New function.
9628 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9629 instead of word_mode.
9630 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9631 (TARGET_INITIALIZER): Use it.
9633 * c-common.c (handle_mode_attribute): Support "unwind_word"
9635 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9637 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9638 word_mode to access SjLj_Function_Context member "data".
9639 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9640 conversion from targetm.eh_return_filter_mode () to
9641 targetm.unwind_word_mode () if they differ.
9643 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9644 (BT_FN_UNWINDWORD_PTR): New function type.
9645 (BT_FN_WORD_PTR): Remove.
9646 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9647 * except.c (expand_builtin_extend_pointer): Convert pointer to
9648 targetm.unwind_word_mode () instead of word_mode.
9650 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9651 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9652 (spu_unwind_word_mode): New function.
9653 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9654 (TARGET_UNWIND_WORD_MODE): Define.
9655 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9657 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9659 * config/spu/spu.c (reg_align): Remove.
9660 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9661 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9662 (spu_split_store): Likewise.
9664 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9666 * gcc/tree-vn.c: Fix typo in comment.
9668 2008-06-18 Jan Hubicka <jh@suse.cz>
9670 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9671 toplevel reorder too.
9673 2008-06-18 Jan Hubicka <jh@suse.cz>
9675 * c-opts.c (c_common_post_options): PCH is not compatible with
9677 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9678 -fno-toplevel-reorder by default now.
9680 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9682 PR documentation/30739
9683 * doc/install.texi (Prerequisites): Document dependency on awk.
9685 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9686 Ian Lance Taylor <iant@google.com>
9688 PR rtl-optimization/35604
9689 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9690 only want to change jump destinations, not eventual label comparisons.
9692 2008-06-16 Jan Hubicka <jh@suse.cz>
9694 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9696 (cgraph_analyze_function): Likewise.
9698 2008-06-16 Jan Hubicka <jh@suse.cz>
9700 * cgraph.h (cgraph_mark_if_needed): New function.
9701 * cgraphunit.c (cgraph_mark_if_needed): New function.
9702 * c-decl.c (duplicate_decl): Use it.
9704 2008-06-16 Jan Hubicka <jh@suse.cz>
9706 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9709 2008-06-16 Jan Hubicka <jh@suse.cz>
9711 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9713 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9714 Kazu Hirata <kazu@codesourcery.com>
9715 Maxim Kuvyrkov <maxim@codesourcery.com
9717 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9718 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9719 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9720 EXTRA_SPEC_FUNCTIONS.
9721 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9722 (DRIVER_SELF_SPECS): Adjust.
9723 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9724 * config/mips/st.h, config/mips/t-st: New.
9725 * config/mips/driver-native.c, config/mips/x-native: New.
9726 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9729 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9731 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9733 (ISA_HAS_FP_CONDMOVE): New macro.
9734 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9735 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9736 (ISA_HAS_NMADD3_NMSUB3): New macro.
9737 * config/mips/mips.c (mips_rtx_costs): Update.
9738 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9739 compiling for ST Loongson 2E/2F.
9740 (madd<mode>): Rename to madd4<mode>. Update.
9741 (madd3<mode>): New pattern.
9742 (msub<mode>): Rename to msub4<mode>. Update.
9743 (msub3<mode>): New pattern.
9744 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9745 (nmadd3<mode>): New pattern.
9746 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9747 (nmadd3<mode>_fastmath): New pattern.
9748 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9749 (nmsub3<mode>): New pattern.
9750 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9751 (nmsub3<mode>_fastmath): New pattern.
9752 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9754 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9756 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9757 (DF_REF_INSN_INFO): New.
9758 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9759 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9760 with a NULL DF_REF_INSN_INFO.
9761 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9763 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9764 DF_INSN_INFO_EQ_USES): New.
9765 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9766 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9767 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9768 * df-core.c: Update comment for above changes.
9769 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9770 DF_INSN_UID_* macros.
9771 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9772 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9773 insn rtx. Update all callers.
9774 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9775 df_ref_create_structure, df_insn_refs_collect): Likewise.
9776 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9777 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9778 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9779 macros to access the insn refs.
9780 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9781 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9782 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9783 for accessing the refs.
9784 (try_fwprop_subst): Likewise.
9785 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9786 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9787 for accessing the refs.
9788 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9789 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9790 to look at the insn refs.
9791 (record_uses): Likewise.
9792 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9794 (mark_artificial_uses): Don't mark_insn for artificial refs.
9795 (mark_reg_rependencies): Likewise.
9797 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9799 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9801 * configure: Regenerate.
9803 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9805 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9806 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9807 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9809 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9811 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9812 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9813 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9815 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9817 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9818 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9819 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9821 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9823 * tree-ssa-sccvn.c: Fix format of comments.
9825 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9827 * cgraph.c: Remove unneeded forward declarations of eq_node()
9830 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9832 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9834 (see_update_relevancy): Likewise.
9835 * fwprop.c (try_fwprop_subst): Likewise.
9836 * rtlanal.c (noop_move_p): Likewise.
9837 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9838 notes to non-existing libcall blocks.
9839 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9841 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9842 (dead_libcall_p): Remove.
9843 (delete_trivially_dead_insns): Don't use it.
9844 * web.c (union_defs): Remove comment about keeping nops.
9845 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9846 (compute_hash_table_work): Don't track libcall notes.
9847 (do_local_cprop): Don't take libcall pointers. Don't update
9849 (adjust_libcall_notes): Deleted.
9850 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9851 ever have existed in the first place).
9852 (replace_store_insn): Don't try to remove libcall notes.
9853 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9854 (resolve_reg_notes): Don't call them.
9855 (resolve_simple_move): Likewise.
9856 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9857 Don't remove REG_RETVAL notes.
9858 * emit-rtl.c (try_split): Don't update libcall notes.
9859 (emit_copy_of_insn_after): Dito.
9860 * cselib.c (cselib_current_insn_in_libcall): Remove.
9861 (cselib_process_insn): Don't set/clear it.
9862 (new_elt_loc_list): Don't record it.
9863 (cselib_init): Don't initialize it.
9864 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9865 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9867 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9868 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9869 (init_deps): Don't initialize it.
9870 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9871 * combine.c (delete_noop_moves): Don't update libcall notes.
9872 (can_combine_p): Remove now pointless #if 0 block.
9873 (try_combine): Remove another obsolete #if 0 block.
9874 (distribute_notes): Don't distribute libcall notes.
9875 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9876 * dce.c (libcall_dead_p): Remove.
9877 (delete_unmarked_insns): Don't handle libcall blocks.
9878 (preserve_libcall_for_dce): Remove.
9879 (prescan_insns_for_dce): Don't special-case libcall block insns.
9880 * reload1 (reload): Don't handle libcall notes.
9881 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9884 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9886 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9887 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9888 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9890 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9892 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9893 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9894 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9896 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9898 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9900 2008-06-16 Ira Rosen <irar@il.ibm.com>
9902 PR tree-optimization/36493
9903 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9904 the arguments list. Use VECTYPE to create vector pointer.
9905 (vectorizable_store): Fail if accesses through a pointer to vectype
9906 do not alias the original memory reference operands.
9907 Call vect_create_data_ref_ptr without the removed argument.
9908 (vectorizable_load): Likewise.
9909 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9912 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9915 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9918 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9920 * config/mips/loongson2ef.md: New file.
9921 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9922 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9923 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9924 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9925 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9927 (loongson2ef.md): New include.
9928 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9929 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9930 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9931 (loongson_gt_<mode>, loongson_extract_halfword)
9932 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9933 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9934 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9935 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9936 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9937 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9938 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9939 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9940 (vec_interleave_low<mode>): Define type attribute.
9941 * config/mips/mips.c (mips_ls2): New static variable.
9942 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9943 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9944 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9945 Implement target scheduling hooks.
9946 (mips_multipass_dfa_lookahead): Update to handle tuning for
9948 (mips_sched_init): Initialize data for Loongson scheduling.
9949 (mips_ls2_variable_issue): New static function.
9950 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9952 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9953 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9954 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9955 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9956 Handle ST Loongson 2E/2F cores.
9957 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9959 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9961 * omp-low.c (extract_omp_for_data): Fix comment typo.
9964 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9966 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9967 FIXME note about gcc/config.guess.
9968 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9969 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9970 * doc/cppopts.texi: Likewise.
9971 * doc/extend.texi: Likewise.
9972 * doc/gcc.texi: Likewise.
9973 * doc/gccint.texi: Likewise.
9974 * doc/gcov.texi: Likewise.
9975 * doc/gty.texi: Likewise.
9976 * doc/hostconfig.texi: Likewise.
9977 * doc/install.texi: Likewise.
9978 * doc/invoke.texi: Likewise.
9979 * doc/loop.texi: Likewise.
9980 * doc/makefile.texi: Likewise.
9981 * doc/md.texi: Likewise.
9982 * doc/passes.texi: Likewise.
9983 * doc/tm.texi: Likewise.
9984 * doc/tree-ssa.texi: Likewise.
9985 * doc/trouble.texi: Likewise.
9987 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9988 Nathan Sidwell <nathan@codesourcery.com>
9989 Maxim Kuvyrkov <maxim@codesourcery.com>
9990 Richard Sandiford <rdsandiford@googlemail.com>
9992 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9993 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9994 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9996 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9997 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9998 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10000 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10001 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10002 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10003 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10004 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10005 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10006 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10007 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10008 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10009 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10010 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10011 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10012 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10013 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10014 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10015 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10016 (mips_builtins): Add Loongson builtins.
10017 (mips_loongson_2ef_bdesc): New.
10018 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10019 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10020 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10021 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10023 (mips_expand_vector_init): New.
10024 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10025 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10027 * config/mips/mips.md: Add unspec numbers for Loongson
10028 builtins. Include loongson.md.
10029 (MOVE64): Include Loongson vector modes.
10030 (SPLITF): Include Loongson vector modes.
10031 (HALFMODE): Handle Loongson vector modes.
10032 * config/mips/loongson.md: New.
10033 * config/mips/loongson.h: New.
10034 * config.gcc: Add loongson.h header for mips*-*-* targets.
10035 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10037 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10039 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10040 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10041 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10042 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10043 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10044 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10045 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10046 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10047 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10048 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10049 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10050 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10051 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10052 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10053 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10054 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10055 Remove use_fixproto=yes.
10056 (ia64*-*-hpux*): Remove comment about using fixproto.
10057 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10059 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10061 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10063 * configure: Regenerate.
10065 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10067 PR middle-end/36520
10068 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10069 before evaluating it.
10071 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10074 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10075 nested inline functions.
10076 (start_decl, start_function): Don't invert DECL_EXTERNAL
10077 for nested inline functions.
10079 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10081 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10082 splits that must be made for correctness.
10084 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10086 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10087 (AVAIL_NON_MIPS16): Likewise.
10088 (mips_builtin_description): Replace target_flags with a predicate.
10089 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10090 (dspr2_32): New availability predicates.
10091 (MIPS_BUILTIN): New macro.
10092 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10093 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10094 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10095 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10096 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10097 (mips_dsp_32only_bdesc): Merge into...
10098 (mips_builtins): ...this new array.
10099 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10100 (mips_init_builtins): Update after above changes.
10101 (mips_expand_builtin_1): Merge into...
10102 (mips_expand_builtin): ...here and update after above changes.
10104 2008-06-12 Paul Brook <paul@codesourcery.com>
10106 * longlong.h (__arm__): Define count_leading_zeros.
10107 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10108 (clzsi2, clzdi2): New functions.
10109 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10110 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10111 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10112 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10113 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10114 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10115 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10116 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10117 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10118 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10120 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10122 * config/m68k/m68k.c (m68k_tune_flags): New.
10123 (override_options): Compute m68k_tune_flags.
10124 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10125 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10127 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10129 PR middle-end/36506
10130 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10132 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10134 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10135 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10137 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10139 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10140 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10142 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10144 PR middle-end/36506
10145 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10148 2008-06-12 Richard Guenther <rguenther@suse.de>
10150 PR tree-optimization/36345
10151 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10152 add memory_tag_needed flag.
10153 (may_alias_p): Declare.
10154 * tree-ssa-alias.c (may_alias_p): Export.
10155 (set_initial_properties): Use memory_tag_needed flag.
10156 (update_reference_counts): Likewise.
10157 (reset_alias_info): Reset memory_tag_needed flag.
10158 (create_name_tags): Check memory_tag_needed flag.
10159 (dump_points_to_info_for): Dump it.
10160 * tree-ssa-structalias.c (struct variable_info): Remove
10161 directly_dereferenced flag.
10162 (new_var_info): Do not initialize it.
10163 (process_constraint_1): Do not set it.
10164 (update_alias_info): Set is_dereferenced flag.
10165 (set_uids_in_ptset): Use may_alias_p.
10166 (set_used_smts): Check memory_tag_needed flag.
10167 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10168 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10169 memory_tag_needed flag.
10170 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10171 from broken design.
10173 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10175 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10176 red zone for w64 abi.
10177 (ix86_expand_prologue): Likewise.
10178 (ix86_force_to_memory): Likewise.
10179 (ix86_free_from_memory): Likewise.
10181 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10184 * config/rs6000/rs6000.c (rs6000_override_options): Set
10185 rs6000_isel conditionally to the absence of comand line override.
10186 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10187 Remove duplicate rs6000_isel setting.
10188 * config/rs6000/eabispe.h: Ditto.
10190 2008-06-11 Richard Guenther <rguenther@suse.de>
10192 * alias.c (get_alias_set): Use the element alias-set for arrays.
10193 (record_component_aliases): For arrays and vectors do nothing.
10194 * c-common.c (strict_aliasing_warning): Handle the cases
10195 of alias set zero explicitly.
10196 * Makefile.in (dfp.o-warn): Add -Wno-error.
10198 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10200 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10202 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10203 tune_32 tune_64 to supported_defaults. Allow values not
10204 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10205 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10206 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10207 with_cpu_64 to generic for 64-bit-supporting configurations, not
10208 with_cpu. Remove FIXMEs.
10209 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10210 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10211 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10212 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10213 arch_32 and arch_64.
10215 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10216 Olivier Hainque <hainque@adacore.com>
10218 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10219 Use DECL_SIZE_UNIT to retrieve the size of the field.
10221 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10223 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10224 with function calls after declarations. Lay out
10225 neon_float_type_node before further use.
10227 2008-06-11 Richard Guenther <rguenther@suse.de>
10229 * tree-flow.h (may_point_to_global_var): Declare.
10230 * tree-ssa-alias.c (may_point_to_global_var): New function.
10231 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10233 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10235 * configure.ac: Teach that fido supports .debug_line.
10236 * configure: Regenerate.
10238 2008-06-10 Tom Tromey <tromey@redhat.com>
10240 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10243 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10245 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10246 (encode_decimal64, decode_decimal64, encode_decimal128,
10247 decode_decimal128): Reverse order of 32-bit parts of value if host
10248 and target endianness differ.
10250 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10252 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10253 Avoid division by 0.
10254 (tree_mod_pow2_value_transform): Likewise.
10255 (tree_ic_transform): Likewise.
10256 (tree_stringops_transform): Likewise.
10257 (tree_mod_subtract_transform): Likewise.
10258 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10259 (copy_edges_for_bb): Likewise.
10260 (initialize_cfun): Likewise.
10262 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10264 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10265 nonmemory_operand. Add "N" operand constraint.
10267 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10268 (*jcc_btsi_mask): Ditto.
10269 (*jcc_btsi_mask_1): Ditto.
10271 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10273 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10274 TYPE_CANONICAL for copied element type.
10276 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10279 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10280 Add m_CORE2 and m_GENERIC.
10281 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10282 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10284 (*jcc_btdi_rex64): New instruction and split pattern.
10285 (*jcc_btsi): Ditto.
10286 (*jcc_btsi_1): Ditto.
10287 (*btsq): Fix Intel asm dialect operand order.
10291 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10293 PR middle-end/36447
10294 * simplify-rtx.c (simplify_subreg): Add check for shift count
10297 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10299 * doc/md.texi: Synchronize with later constraints.md change.
10300 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10301 with a C implementation.
10302 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10304 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10305 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10306 when moving to and from MD_REGNUM.
10307 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10308 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10309 Handle byte and halfword moves.
10310 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10312 * config/mips/constraints.md (h): Turn into NO_REGS.
10313 (l, x): Update documentation.
10314 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10315 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10316 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10317 (HILO): New mode iterator.
10319 (any_div): New code iterator.
10320 (u): Extend code attribute to div and udiv.
10321 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10322 d_operand in the splitters. Remove redundant CONST_INT checks.
10323 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10324 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10325 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10326 accordingly, using normal moves instead of unspecs to move LO into
10327 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10328 (<u>mulsidi3): Handle expansion in C code.
10329 (<u>mulsidi3_32bit_internal): Rename to...
10330 (<u>mulsidi3_32bit): ...this.
10331 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10332 (*<u>mulsidi3_64bit): Rename to...
10333 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10334 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10335 to set LO and HI to the multiplication result. Use a normal move
10336 for MFLO and an unspec for MFHI.
10337 (*<u>mulsidi3_64bit_parts): Replace with...
10338 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10339 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10340 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10341 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10342 instead of HI. Split the instruction into a separate multiplication
10343 and MFHI if !TARGET_FIX_R4000.
10344 (<su>muldi3_highpart): Likewise.
10345 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10346 and the "=h" clobber.
10347 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10348 (<u>mulditi3): New expander.
10349 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10350 (madsi): Remove "=h" clobber.
10351 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10352 Force the modulus result to be a GPR and split the instruction into
10353 a division followed by an MFHI after reload.
10354 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10355 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10356 the MIPS16 HIGH define_split.
10357 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10358 of acc<->gpr moves to "multi".
10359 (*movdi_64bit): Replace the single "x" alternative with
10360 alternatives for moving into and out of "a".
10361 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10362 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10363 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10364 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10365 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10366 (movti): New expander.
10367 (*movti, *movti_mips16): New insns.
10368 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10369 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10370 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10371 * config/mips/predicates.md (fpr_operand): Delete.
10372 (d_operand): New predicate.
10374 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10376 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10377 failure on some Bourne shells.
10378 (x86_64-*-*): Ditto.
10380 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10382 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10384 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10386 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10387 (sparc-sun-solaris2*): Likewise.
10389 2008-06-09 Arnaud Charlet <charlet@adacore.com
10391 * doc/install.texi: Update requirements to build the Ada compiler.
10393 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10395 * df-scan.c (struct df_scan_problem_data): Remove the
10396 mw_link_pool alloc pool.
10397 (df_scan_free_internal): Don't free it.
10398 (df_scan_alloc): Don't allocate it.
10399 * df.h (struct df_link): Update comment.
10401 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10403 * except.h: Correct checks for when SJLJ exceptions must be used.
10405 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10407 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10410 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10412 PR tree-optimization/36218
10413 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10414 configure for the build system.
10415 (BUILD_LDFLAGS): Define.
10416 * configure: Regenerate.
10417 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10419 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10422 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10423 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10424 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10426 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10428 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10430 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10432 * config.gcc (Obsolete configurations): Remove list of
10434 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10435 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10436 targets matched by those patterns.
10437 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10438 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10439 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10440 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10441 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10442 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10443 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10444 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10445 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10446 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10447 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10448 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10449 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10450 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10451 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10452 Make code for Solaris 7 and greater unconditional for Solaris.
10453 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10454 Remove --with-* handling.
10455 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10456 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10457 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10458 LINK_OS_WINDISS_SPEC): Remove.
10459 * config/rs6000/sysv4.opt (mwindiss): Remove.
10460 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10461 * configure: Regenerate.
10462 * doc/cpp.texi: Don't mention BeOS.
10463 * doc/extend.texi (interrupt): Don't mention MS1.
10464 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10465 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10466 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10467 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10468 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10470 * doc/invoke.texi (MT Options): Remove.
10471 (-mwindiss): Remove.
10472 (CRIS Options): Remove cris-axis-aout references.
10473 (HPPA Options): Don't mention hppa1.1-*-pro.
10474 * doc/md.texi: (MorphoTech family): Remove.
10475 * libgcc2.c: Don't handle UWIN.
10476 * config/alpha/t-unicosmk: Remove.
10477 * config/alpha/unicosmk.h: Remove.
10478 * config/arm/kaos-arm.h: Remove.
10479 * config/arm/kaos-strongarm.h: Remove.
10480 * config/arm/strongarm-coff.h: Remove.
10481 * config/arm/strongarm-elf.h: Remove.
10482 * config/arm/strongarm-pe.h: Remove.
10483 * config/arm/t-strongarm-pe: Remove.
10484 * config/arm/t-xscale-coff: Remove.
10485 * config/arm/t-xscale-elf: Remove.
10486 * config/arm/xscale-coff.h: Remove.
10487 * config/arm/xscale-elf.h: Remove.
10488 * config/chorus.h: Remove.
10489 * config/cris/aout.h: Remove.
10490 * config/cris/aout.opt: Remove.
10491 * config/cris/t-aout: Remove.
10492 * config/i386/beos-elf.h: Remove.
10493 * config/i386/kaos-i386.h: Remove.
10494 * config/i386/ptx4-i.h: Remove.
10495 * config/i386/sco5.h: Remove.
10496 * config/i386/sco5.opt: Remove.
10497 * config/i386/sysv4-cpp.h: Remove.
10498 * config/i386/sysv5.h: Remove.
10499 * config/i386/t-beos: Remove.
10500 * config/i386/t-sco5: Remove.
10501 * config/i386/t-uwin: Remove.
10502 * config/i386/uwin.asm: Remove.
10503 * config/i386/uwin.h: Remove.
10504 * config/kaos.h: Remove.
10505 * config/mips/windiss.h: Remove.
10506 * config/mt: Remove directory.
10507 * config/pa/pa-osf.h: Remove.
10508 * config/pa/pa-pro-end.h: Remove.
10509 * config/pa/t-pro: Remove.
10510 * config/ptx4.h: Remove.
10511 * config/rs6000/beos.h: Remove.
10512 * config/rs6000/kaos-ppc.h: Remove.
10513 * config/rs6000/t-beos: Remove.
10514 * config/rs6000/windiss.h: Remove.
10515 * config/sh/kaos-sh.h: Remove.
10516 * config/sol2-6.h: Remove.
10517 * config/sparc/sol26-sld.h: Remove.
10518 * config/sparc/sysv4-only.h: Remove.
10519 * config/vax/bsd.h: Remove.
10520 * config/vax/t-memfuncs: Remove.
10521 * config/vax/ultrix.h: Remove.
10522 * config/vax/vaxv.h: Remove.
10523 * config/windiss.h: Remove.
10525 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10527 PR rtl-optimization/36438
10528 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10529 for vector shifts with constant scalar shift operands.
10531 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10533 * doc/invoke.texi: Document -march=xlr.
10534 * config/mips/xlr.md: New file.
10535 * config/mips/mips.md: Include it.
10537 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10538 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10539 (mips_rtx_cost_data): Likewise.
10541 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10543 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10544 PRE_INC and PRE_DEC cases.
10546 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10548 PR rtl-optimization/36419
10549 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10550 the emitting jump insn.
10553 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10554 is not bool, boolify the whole *expr_p and convert to the desired type.
10556 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10558 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10559 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10560 Add omp_private_outer_ref hook, add another argument to
10561 omp_clause_default_ctor hook.
10562 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10563 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10564 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10565 hook_tree_tree_tree_tree_null.
10566 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10567 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10568 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10569 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10570 * tree.def (OMP_TASK): New tree code.
10571 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10572 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10573 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10574 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10575 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10576 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10577 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10578 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10579 (OMP_DIRECTIVE_P): Add OMP_TASK.
10580 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10581 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10582 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10583 and OMP_CLAUSE_UNTIED entries.
10584 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10586 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10587 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10588 * tree-pretty-print.c (dump_omp_clause): Handle
10589 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10590 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10591 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10592 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10593 warning about unsigned iterators. Change decl/init/cond/incr
10594 arguments to TREE_VECs, check arguments for all collapsed loops.
10595 (c_finish_omp_taskwait): New function.
10596 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10598 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10599 default_function_array_conversion on init. Add par_clauses argument.
10600 If decl is present in parallel's lastprivate clause, change it to
10601 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10602 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10603 collapse count in clauses.
10604 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10605 c_parser_omp_for_loop callers.
10606 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10607 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10608 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10609 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10611 (c_parser_omp_clause_schedule): Handle schedule(auto).
10612 Include correct location in the error message.
10613 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10614 and PRAGMA_OMP_CLAUSE_UNTIED.
10615 (OMP_TASK_CLAUSE_MASK): Define.
10616 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10617 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10618 * tree-nested.c (convert_nonlocal_omp_clauses,
10619 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10620 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10621 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10622 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10624 (conver_nonlocal_reference, convert_local_reference,
10625 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10626 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10627 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10628 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10629 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10630 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10631 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10632 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10633 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10635 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10636 * c-common.h (c_finish_omp_taskwait): New prototype.
10637 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10638 * tree-parloops.c (create_parallel_loop): Create 1 entry
10639 vectors for OMP_FOR_{INIT,COND,INCR}.
10640 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10641 (make_edges): Handle OMP_TASK.
10642 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10643 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10644 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10645 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10646 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10647 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10648 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10649 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10650 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10651 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10652 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10653 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10654 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10655 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10656 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10657 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10658 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10659 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10660 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10661 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10662 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10663 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10664 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10665 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10666 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10667 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10668 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10669 original iterator is present in lastprivate clause or if
10670 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10671 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10672 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10673 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10674 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10675 if it is set, lookup var in outer contexts too. Handle
10676 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10677 to be implicitly determined firstprivate for task regions.
10678 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10679 if it is set, lookup var in outer contexts too. Set
10680 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10681 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10682 OMP_CLAUSE_UNTIED. Take region_type as last argument
10683 instead of in_parallel and in_combined_parallel.
10684 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10686 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10687 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10688 (new_omp_context): Set default_kind to
10689 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10690 (omp_region_type): New enum.
10691 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10692 fields, add region_type.
10693 (new_omp_context): Take region_type as argument instead of is_parallel
10694 and is_combined_parallel.
10695 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10696 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10697 ctx->is_combined_parallel checks.
10698 (gimplify_omp_task): New function.
10699 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10701 * omp-low.c (extract_omp_for_data): Use schedule(static)
10702 for schedule(auto). Handle pointer and unsigned iterators.
10703 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10704 Add loops argument. Extract data for collapsed OMP_FOR loops.
10705 (expand_parallel_call): Assert sched_kind isn't auto,
10706 map runtime schedule to index 3.
10707 (struct omp_for_data_loop): New type.
10708 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10709 Add loop, loops, collapse and iter_type fields.
10710 (workshare_safe_to_combine_p): Disallow combined for if
10711 iter_type is unsigned long long. Don't combine collapse > 1 loops
10712 unless all bounds and steps are constant. Adjust extract_omp_for_data
10714 (expand_omp_for_generic): Handle pointer, unsigned and long long
10715 iterators. Handle collapsed OMP_FOR loops. Adjust
10716 for struct omp_for_data changes. If libgomp function doesn't return
10717 boolean_type_node, add comparison of the return value with 0.
10718 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10719 pointer, unsigned and long long iterators. Adjust for struct
10720 omp_for_data changes.
10721 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10722 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10723 unsigned long long. Allocate loops array, pass it to
10724 extract_omp_for_data. For collapse > 1 loops use always
10725 expand_omp_for_generic.
10726 (omp_context): Add sfield_map and srecord_type fields.
10727 (is_task_ctx, lookup_sfield): New functions.
10728 (use_pointer_for_field): Use is_task_ctx helper. Change first
10729 argument's type from const_tree to tree. Clarify comment.
10730 In OMP_TASK disallow copy-in/out sharing.
10731 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10732 (install_var_field): Add mask argument. Populate both record_type
10733 and srecord_type if needed.
10734 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10736 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10737 and DECL_FIELD_OFFSET.
10738 (scan_sharing_clauses): Adjust install_var_field callers. For
10739 firstprivate clauses on explicit tasks allocate the var by value in
10740 record_type unconditionally, rather than by reference.
10741 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10742 Use is_taskreg_ctx instead of is_parallel_ctx.
10743 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10744 (create_omp_child_function_name): Add task_copy argument, use
10745 *_omp_cpyfn* names if it is true.
10746 (create_omp_child_function): Add task_copy argument, if true create
10747 *_omp_cpyfn* helper function.
10748 (scan_omp_parallel): Adjust create_omp_child_function callers.
10749 Rename parallel_nesting_level to taskreg_nesting_level.
10750 (scan_omp_task): New function.
10751 (lower_rec_input_clauses): Don't run constructors for firstprivate
10752 explicit task vars which are initialized by *_omp_cpyfn*.
10753 Pass outer var ref to omp_clause_default_ctor hook if
10754 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10755 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10756 OMP_CLAUSE_REDUCTION_INIT.
10757 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10758 avoid duplicate setting of fields. Handle
10759 OMP_CLAUSE_PRIVATE_OUTER_REF.
10760 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10761 copy-out if TREE_READONLY, only copy-in.
10762 (expand_task_copyfn): New function.
10763 (expand_task_call): New function.
10764 (struct omp_taskcopy_context): New type.
10765 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10767 (lower_omp_parallel): Rename to...
10768 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10769 Call create_task_copyfn if srecord_type is needed. Adjust
10771 (task_shared_vars): New variable.
10772 (check_omp_nesting_restrictions): Warn if work-sharing,
10773 barrier, master or ordered region is closely nested inside OMP_TASK.
10774 Add warnings for barrier if closely nested inside of work-sharing,
10775 ordered, or master region.
10776 (scan_omp_1): Call check_omp_nesting_restrictions even for
10777 GOMP_barrier calls. Rename parallel_nesting_level to
10778 taskreg_nesting_level. Handle OMP_TASK.
10779 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10780 work-sharing construct, continue looking for them on parent parallel
10782 (lower_omp_for_lastprivate): Add lastprivate clauses
10783 to the beginning of dlist rather than end. Adjust for struct
10784 omp_for_data changes.
10785 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10786 not after it. Handle collapsed OMP_FOR loops, adjust for
10787 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10788 (get_ws_args_for): Adjust extract_omp_for_data caller.
10789 (scan_omp_for): Handle collapsed OMP_FOR
10790 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10791 (lower_omp_single_simple): If libgomp function doesn't return
10792 boolean_type_node, add comparison of the return value with 0.
10793 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10794 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10795 (parallel_nesting_level): Rename to...
10796 (taskreg_nesting_level): ... this.
10797 (is_taskreg_ctx): New function.
10798 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10799 of is_parallel_ctx.
10800 (execute_lower_omp): Rename parallel_nesting_level to
10801 taskreg_nesting_level.
10802 (expand_omp_parallel): Rename to...
10803 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10804 Call omp_task_call for OMP_TASK regions.
10805 (expand_omp): Adjust caller, handle OMP_TASK.
10806 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10808 * bitmap.c (bitmap_default_obstack_depth): New variable.
10809 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10810 if argument is NULL and bitmap_default_obstack is already initialized.
10811 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10813 * matrix-reorg.c (matrix_reorg): Likewise.
10815 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10817 * config/i386/i386.md (*indirect_jump): Macroize using P
10818 mode iterator. Remove !TARGET_64BIT from insn constraints.
10819 (*tablejump_1): Ditto.
10820 (*indirect_jump_rex64): Remove insn pattern.
10821 (*tablejump_1_rex64): Ditto.
10822 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10823 and eh_return_si insn patterns.
10825 2008-06-06 Richard Guenther <rguenther@suse.de>
10827 * tree-ssa-structalias.c (merge_smts_into): Remove.
10828 (find_what_p_points_to): Do not bother to compute the
10829 points-to set for pt_anything pointers.
10830 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10831 for pt_anything pointers is ok.
10833 2008-06-06 Jan Hubicka <jh@suse.cz>
10835 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10837 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10839 * cgraph.c: Fix typos in comments.
10840 (cgraph_availability_names): Fix string typo.
10841 * fold-const.c: Fix typos in comments.
10842 (fold_binary): Fix typo in warning.
10843 * genautomata.c: Fix typos in comments.
10844 (check_presence_pattern_sets): Fix typo in local variable.
10845 (output_description): Fix typo in output.
10846 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10847 * hwint.h: Likewise.
10848 * matrix-reorg.c (check_allocation_function): Likewise.
10849 * omega.c (smooth_weird_equations): Likewise.
10850 * auto-inc-dec.c: Fix typos in comments.
10851 * bb-reorder.c: Likewise.
10852 * builtins.c: Likewise.
10853 * c-common.c: Likewise.
10854 * c-cppbuiltin.c: Likewise.
10855 * c-parser.c: Likewise.
10856 * c-pretty-print.c: Likewise.
10857 * cfgcleanup.c: Likewise.
10858 * cfgexpand.c: Likewise.
10859 * cfghooks.c: Likewise.
10860 * cfglayout.c: Likewise.
10861 * cfgloopmanip.c: Likewise.
10862 * cgraphunit.c: Likewise.
10863 * coverage.c: Likewise.
10864 * dbxout.c: Likewise.
10865 * df-byte-scan.c: Likewise.
10866 * df-core.c: Likewise.
10867 * df-problems.c: Likewise.
10868 * df-scan.c: Likewise.
10870 * dominance.c: Likewise.
10871 * domwalk.c: Likewise.
10873 * dwarf2out.c: Likewise.
10874 * emit-rtl.c: Likewise.
10875 * et-forest.c: Likewise.
10876 * function.c: Likewise.
10877 * function.h: Likewise.
10879 * gcov-io.c: Likewise.
10880 * gcov.c: Likewise.
10881 * gcse.c: Likewise.
10882 * genattrtab.c: Likewise.
10883 * ggc-page.c: Likewise.
10884 * gimplify.c: Likewise.
10885 * gthr-lynx.h: Likewise.
10886 * haifa-sched.c: Likewise.
10887 * ipa-cp.c: Likewise.
10888 * ipa-inline.c: Likewise.
10889 * ipa-prop.h: Likewise.
10890 * ipa-pure-const.c: Likewise.
10891 * ipa-struct-reorg.c: Likewise.
10892 * ipa-struct-reorg.h: Likewise.
10893 * ipa-type-escape.c: Likewise.
10895 * loop-doloop.c: Likewise.
10896 * mips-tfile.c: Likewise.
10897 * mkmap-flat.awk: Likewise.
10898 * mkmap-symver.awk: Likewise.
10899 * modulo-sched.c: Likewise.
10900 * omp-low.c: Likewise.
10901 * optabs.c: Likewise.
10902 * optabs.h: Likewise.
10903 * opts.c: Likewise.
10904 * passes.c: Likewise.
10905 * postreload-gcse.c: Likewise.
10906 * postreload.c: Likewise.
10907 * predict.c: Likewise.
10908 * pretty-print.h: Likewise.
10909 * profile.c: Likewise.
10910 * protoize.c: Likewise.
10911 * ra-conflict.c: Likewise.
10912 * real.c: Likewise.
10913 * recog.c: Likewise.
10914 * regclass.c: Likewise.
10915 * regs.h: Likewise.
10916 * reload.c: Likewise.
10917 * rtl-error.c: Likewise.
10918 * rtlanal.c: Likewise.
10919 * scan.h: Likewise.
10920 * sched-rgn.c: Likewise.
10922 * stmt.c: Likewise.
10923 * target.h: Likewise.
10924 * tree-dfa.c: Likewise.
10925 * tree-eh.c: Likewise.
10926 * tree-flow-inline.h: Likewise.
10927 * tree-inline.c: Likewise.
10928 * tree-into-ssa.c: Likewise.
10929 * tree-loop-distribution.c: Likewise.
10930 * tree-nested.c: Likewise.
10931 * tree-parloops.c: Likewise.
10932 * tree-pass.h: Likewise.
10933 * tree-pretty-print.c: Likewise.
10934 * tree-profile.c: Likewise.
10935 * tree-scalar-evolution.c: Likewise.
10936 * tree-sra.c: Likewise.
10937 * tree-ssa-alias-warnings.c: Likewise.
10938 * tree-ssa-ccp.c: Likewise.
10939 * tree-ssa-coalesce.c: Likewise.
10940 * tree-ssa-dom.c: Likewise.
10941 * tree-ssa-dse.c: Likewise.
10942 * tree-ssa-forwprop.c: Likewise.
10943 * tree-ssa-live.c: Likewise.
10944 * tree-ssa-live.h: Likewise.
10945 * tree-ssa-loop-im.c: Likewise.
10946 * tree-ssa-loop-ivopts.c: Likewise.
10947 * tree-ssa-loop-niter.c: Likewise.
10948 * tree-ssa-loop-prefetch.c: Likewise.
10949 * tree-ssa-phiopt.c: Likewise.
10950 * tree-ssa-phiprop.c: Likewise.
10951 * tree-ssa-sccvn.c: Likewise.
10952 * tree-ssa-ter.c: Likewise.
10953 * tree-ssa-threadupdate.c: Likewise.
10954 * tree-ssa.c: Likewise.
10955 * tree-vect-analyze.c: Likewise.
10956 * tree-vect-transform.c: Likewise.
10957 * tree-vectorizer.c: Likewise.
10958 * tree-vn.c: Likewise.
10959 * tree-vrp.c: Likewise.
10960 * tree.c: Likewise.
10961 * tree.def: Likewise.
10962 * tree.h: Likewise.
10963 * unwind-dw2-fde.c: Likewise.
10964 * unwind.inc: Likewise.
10965 * value-prof.c: Likewise.
10966 * vmsdbgout.c: Likewise.
10968 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10970 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10971 always place FP constants in the TOC for TARGET_POWERPC64.
10972 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10974 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10976 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10977 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10978 enable for TARGET_E500_DOUBLE.
10979 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10980 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10981 floating-point modes like integer modes for E500 double.
10982 (rs6000_legitimate_offset_address_p): Likewise.
10983 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10984 addressing for DDmode for E500 double.
10985 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10986 modes as using 64-bits of registers for E500 double.
10987 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10988 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10989 specially for E500 double.
10990 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10991 TDmode for E500 double.
10992 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10993 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10994 (rs6000_split_multireg_move): Do not handle TDmode specially for
10996 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10997 using 64-bit registers for E500 double.
10998 (emit_frame_save): Do not handle DDmode specially for E500 double.
10999 (gen_frame_mem_offset): Likewise.
11000 (rs6000_function_value): Do not call spe_build_register_parallel
11001 for DDmode or TDmode.
11002 (rs6000_libcall_value): Likewise.
11003 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11004 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11007 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11009 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11012 2008-06-04 Junjie Gu <jgu@tensilica.com>
11014 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11015 comparison for frame pointers.
11017 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11020 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11022 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11025 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11026 register is already smaller or equal to required mode.
11028 2008-06-04 Xinliang David Li <davidxl@google.com>
11030 * tree-call-cdce.c: New file.
11031 (cond_dead_built_in_calls): New static variable.
11032 (input_domain): New struct.
11033 (check_pow): New function.
11034 (check_builtin_call): Ditto.
11035 (check_target_format): Ditto.
11036 (is_call_dce_candidate): Ditto.
11037 (gen_one_condition): Ditto.
11038 (gen_conditions_for_domain): Ditto.
11039 (get_domain): Ditto.
11040 (gen_conditions_for_pow_cst_base): Ditto.
11041 (gen_conditions_for_pow_int_base): Ditto.
11042 (gen_conditions_for_pow): Ditto.
11043 (get_no_error_domain): Ditto.
11044 (gen_shrink_wrap_conditions): Ditto.
11045 (shrink_wrap_one_built_in_call): Ditto.
11046 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11047 (tree_call_cdce): Ditto.
11048 (gate_call_cdce): Ditto.
11049 (pass_call_cdce): New gimple pass.
11050 * passes.c: (init_optimization_passes): New pass.
11051 * tree-pass.h: New pass declaration.
11052 * opts.c (decode_options): New flag setting.
11053 * common.opt: Add -ftree-builtin-call-dce flag.
11054 * Makefile.in: Add new source file.
11055 * tempvar.def: New tv_id.
11056 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11058 2008-06-04 Richard Guenther <rguenther@suse.de>
11060 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11061 (is_call_clobbered): Always check var_ann->call_clobbered.
11062 (mark_call_clobbered): Always set var_ann->call_clobbered.
11063 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11064 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11065 (reset_alias_info): Clear call clobbering info on MTAGs and
11067 (set_pt_anything): Set pt_global_mem.
11068 (create_tag_raw): Adjust comment.
11069 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11071 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11072 Maxim Kuvyrkov <maxim@codesourcery.com>
11074 * config/m68k/m68k.opt (mxgot): New option.
11075 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11076 (m68k_output_addr_const_extra): New.
11077 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11078 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11079 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11080 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11082 2008-06-04 Richard Guenther <rguenther@suse.de>
11084 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11085 negative or non-representable offsets.
11087 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11089 * config/i386/i386.c (ix86_gen_leave): New.
11090 (ix86_gen_pop1): Likewise.
11091 (ix86_gen_add3): Likewise.
11092 (ix86_gen_sub3): Likewise.
11093 (ix86_gen_sub3_carry): Likewise.
11094 (ix86_gen_one_cmpl2): Likewise.
11095 (ix86_gen_monitor): Likewise.
11096 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11097 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11098 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11099 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11100 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11101 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11102 (ix86_expand_epilogue): Updated.
11103 (print_operand): Handle integer register operand for 'z'.
11104 (ix86_expand_strlensi_unroll_1): Likewise.
11105 (ix86_expand_strlen): Likewise.
11106 (ix86_expand_builtin): Likewise.
11107 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11108 mov{q}/mov{l} and add{q}/add{l}.
11110 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11112 * config/i386/i386.md (P): New mode iterator.
11113 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11114 using P mode iterator.
11115 (DFmode push_operand splitter): Ditto.
11116 (XFmode push_operand splitter): Ditto.
11117 (DFmode float_extend SFmode push_operand splitter): Ditto.
11118 (XFmode float_extend SFmode push_operand splitter): Do not generate
11119 SImode pushes for 64bit target. Macroize Dimode and SImode
11120 pushes using P mode iterator.
11121 (XFmode float_extend DFmode push_operand splitter): Ditto.
11123 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11125 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11126 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11127 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11128 return type to int.
11129 (ix86_call_abi_override): Remove check for call_used_regs.
11131 2008-06-03 Richard Guenther <rguenther@suse.de>
11133 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11134 for the lhs of calls if the return type contains pointers.
11136 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11138 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11139 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11140 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11141 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11142 of cfun and DEFAULT_ABI to deceide abi mode.
11143 (DEFAULT_ABI): New.
11144 (REG_PARM_STACK_SPACE): Removed.
11145 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11146 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11147 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11148 (ix86_function_abi): Likewise.
11149 (ix86_function_type_abi): Likewise.
11150 (ix86_call_abi_override): Likewise.
11151 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11152 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11153 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11154 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11156 (X86_64_REGPARM_MAX): New.
11157 (X86_64_SSE_REGPARM_MAX): New.
11158 (X64_REGPARM_MAX): New.
11159 (X64_SSE_REGPARM_MAX): New.
11160 (X86_32_REGPARM_MAX): New.
11161 (X86_32_SSE_REGPARM_MAX): New.
11162 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11163 (ix86_function_regparm): Handle user calling abi.
11164 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11165 by DEFAULT_ABI versus SYSV_ABI check.
11166 (ix86_reg_parm_stack_space): New.
11167 (ix86_function_type_abi): New.
11168 (ix86_call_abi_override): New.
11169 (ix86_function_abi): New.
11170 (ix86_cfun_abi): New.
11171 (init_cumulative_args): Call abi specific initialization.
11172 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11173 (function_arg_64): Extend SSE_REGPARM_MAX check.
11174 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11175 (ix86_pass_by_reference): Likewise.
11176 (ix86_function_value_regno_p): Likewise.
11177 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11178 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11179 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11180 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11181 (setup_incoming_varargs_64): Adjust regparm for call abi.
11182 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11183 (ix86_va_start): Likewise.
11184 (ix86_gimplify_va_arg): Likewise.
11185 (ix86_expand_prologue): Likewise.
11186 (output_pic_addr_const): Likewise.
11187 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11188 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11189 (x86_output_mi_thunk): Likewise.
11190 (x86_function_profiler): Likewise.
11191 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11192 (SYSV_ABI, MS_ABI): New constants.
11193 (DEFAULT_ABI): New.
11194 (init_regs): Add prototype of function in regclass.c file.
11195 (OVERRIDE_ABI_FORMAT): New.
11196 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11197 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11198 (OUTGOING_REG_PARM_STACK_SPACE): New.
11199 (ix86_reg_parm_stack_space): New prototype.
11200 (CUMULATIVE_ARGS): Add call_abi member.
11201 (machine_function): Add call_abi member.
11202 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11203 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11205 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11208 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11209 (avr_builtin_setjmp_frame_value): New function.
11210 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11211 (nonlocal_goto): Define.
11213 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11215 * config/mips/mips.c (mips_emit_loadgp): Return early if
11216 there is nothing do to, otherwise emit a blockage if
11217 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11218 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11220 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11222 * configure.ac: Drop unneeded backslash ending up in config.in.
11223 * acinclude.m4: Likewise.
11224 * config.in: Regenerate.
11226 2008-05-26 Jan Hubicka <jh@suse.cz>
11228 * predict.c (maybe_hot_frequency_p): Break out of...
11229 (maybe_hot_bb_p): ... here.
11230 (maybe_hot_edge_p): New.
11231 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11232 * basic-block.h (maybe_hot_edge_p): Declare.
11234 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11236 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11237 (*cmpfp_<mode>_cc): Ditto.
11238 (*fp_jcc_8<mode>_387): Ditto.
11239 (*fop_<MODEF:mode>_2_i387): Ditto.
11240 (*fop_<MODEF:mode>_3_i387): Ditto.
11241 (*fop_xf_2_i387): Ditto.
11242 (*fop_xf_3_i387): Ditto.
11244 2008-06-02 Tomas Bily <tbily@suse.cz>
11246 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11248 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11250 * config/mips/mips.c (mips_valid_offset_p): New function.
11251 (mips_valid_lo_sum_p): Likewise.
11252 (mips_classify_address): Use them.
11253 (mips_force_address): New function.
11254 (mips_legitimize_address): Use it.
11255 * config/mips/mips.md (MOVE128): New mode iterator.
11256 (movtf): Require TARGET_64BIT. Remove empty strings.
11257 (*movtf_internal): Rename to...
11258 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11259 of "R" and use {,fp}{load,store} attributes instead of "multi".
11260 Use a separate define_split.
11261 (*movtf_mips16): New pattern.
11263 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11265 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11266 * config/mips/mips.c (mips_expand_before_return): New function.
11267 (mips_expand_epilogue): Call it.
11268 * config/mips/mips.md (return): Turn into a define_expand.
11269 (*return): New insn.
11271 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11273 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11274 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11275 functions. Do not emit uses and clobbers of CONCATs; individually
11276 use and clobber their operands.
11277 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11278 gen_clobber, emit_use and gen_use.
11279 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11280 (expand_builtin_return): Likewise.
11281 * cfgbuild.c (count_basic_blocks): Likewise.
11282 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11283 * explow.c (emit_stack_restore): Likewise.
11284 * expmed.c (extract_bit_field_1): Likewise.
11285 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11286 (emit_move_multi_word, store_constructor): Likewise.
11287 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11288 (thread_prologue_and_epilogue_insns): Likewise.
11289 * lower-subreg.c (resolve_simple_move): Likewise.
11290 * optabs.c (widen_operand, expand_binop): Likewise.
11291 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11292 * reload.c (find_reloads): Likewise.
11293 * reload1.c (eliminate_regs_in_insn): Likewise.
11294 * stmt.c (expand_nl_goto_receiver): Likewise.
11295 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11296 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11297 * config/arm/arm.c (arm_load_pic_register): Likewise.
11298 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11299 * config/arm/arm.md (untyped_return): Likewise.
11300 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11301 * config/avr/avr.c (expand_prologue): Likewise.
11302 * config/bfin/bfin.c (do_unlink): Likewise.
11303 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11304 * config/cris/cris.c (cris_expand_prologue): Likewise.
11305 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11306 (machopic_legitimize_pic_address): Likewise.
11307 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11308 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11309 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11310 (ix86_expand_convert_uns_didf_sse): Likewise.
11311 (ix86_expand_vector_init_general): Likewise.
11312 * config/ia64/ia64.md (eh_epilogue): Likewise.
11313 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11314 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11315 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11316 (config/iq2000/iq2000.c): Likewise.
11317 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11318 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11319 (builtin_longjmp): Likewise.
11320 * config/mn10300/mn10300.md (call, call_value): Likewise.
11321 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11322 * config/pdp11/pdp11.md (abshi2): Likewise.
11323 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11324 * config/s390/s390.c (s390_emit_prologue): Likewise.
11325 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11326 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11327 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11328 * config/sh/sh.c (prepare_move_operands): Likewise.
11329 (output_stack_adjust, sh_expand_epilogue): Likewise.
11330 (sh_set_return_address, sh_expand_t_scc): Likewise.
11331 * config/sparc/sparc.c (load_pic_register): Likewise.
11332 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11333 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11334 * config/v850/v850.c (expand_epilogue): Likewise.
11336 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11338 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11339 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11340 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11341 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11342 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11343 stack pointer register.
11344 (output_movhi): Remove code for interrupt specific writing to the
11345 stack pointer register.
11347 2008-05-31 Richard Guenther <rguenther@suse.de>
11349 PR tree-optimization/34244
11350 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11351 (tree_expr_nonzero_warnv_p): Likewise.
11352 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11353 ssa_name_nonnegative_p.
11354 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11355 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11356 not tree_expr_nonzero_warnv_p.
11358 PR tree-optimization/36262
11360 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11362 PR tree-optimization/34244
11363 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11364 (record_numbers_of_iterations): New function.
11365 (execute_vrp): Cache the numbers of iterations of loops.
11366 * tree-scalar-evolution.c (scev_reset_except_niters):
11368 (scev_reset): Use scev_reset_except_niters.
11369 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11371 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11373 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11374 __WORKAROUND_RETS when appropriate.
11376 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11378 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11379 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11381 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11382 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11383 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11384 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11385 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11386 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11387 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11388 *fop_df_1_sse insn patterns using MODEF mode iterator.
11389 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11390 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11391 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11392 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11393 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11394 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11395 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11396 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11397 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11398 (*fop_xf_5_i387): Ditto.
11399 (*fop_xf_6_i387): Ditto.
11401 2008-05-30 Richard Guenther <rguenther@suse.de>
11403 * builtins.c (build_string_literal): Avoid generating
11404 a non-gimple_val result.
11406 2008-05-30 DJ Delorie <dj@redhat.com>
11408 * exec-tool.in: Use an environment variable (private) instead of a
11409 file (shared) as a semaphore, so as to not break parallel builds.
11411 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11413 * optabs.c (maybe_encapsulate_block): Remove.
11414 (emit_libcall_block): Adjust accordingly.
11415 * optabs.h (maybe_encapsulate_block): Remove prototype.
11417 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11418 Don't use maybe_encapsulate_block.
11420 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11422 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11423 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11424 rtx is a SYMBOL_REF before calling get_pool_constant.
11426 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11428 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11430 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11432 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11433 rather than OS names to choose INO_T_EQ definition.
11434 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11435 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11437 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11440 * config/darwin-f.c: New.
11441 * config/t-darwin: Added rule to build darwin-f.o.
11442 * config.gcc: Defined new variable, fortran_target_objs.
11443 (*-*-darwin*): Set fortran_target_objs.
11444 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11445 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11446 * configure: Regenerated.
11448 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11452 canonical type if needed.
11454 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11456 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11458 2008-05-29 Richard Guenther <rguenther@suse.de>
11460 PR tree-optimization/36343
11461 PR tree-optimization/36346
11462 PR tree-optimization/36347
11463 * tree-flow.h (clobber_what_p_points_to): Declare.
11464 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11465 pointed-to variable is dereferenced is irrelevant to whether
11466 the pointer can access the pointed-to variable.
11467 (clobber_what_p_points_to): New function.
11468 * tree-ssa-alias.c (set_initial_properties): Use it.
11469 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11470 call clobber check for NMTs.
11472 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11474 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11475 for printing gcov_type.
11477 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11479 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11480 and the eh region information.
11481 * value-prof.c (gimple_move_stmt_histograms): New function.
11482 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11484 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11486 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11488 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11490 * value-prof.c (tree_ic_transform): Print counts.
11491 * tree-profile.c (tree_gen_ic_func_profiler):
11492 Clear __gcov_indreict_call_callee variable to avoid misattribution
11495 2008-05-28 Rafael Espíndola <espindola@google.com>
11497 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11500 2008-05-28 Richard Guenther <rguenther@suse.de>
11502 PR tree-optimization/36339
11503 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11504 and clobbering code out of the loop.
11506 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11508 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11511 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11512 s390_contiguous_bitmask_p, s390_symref_operand_p,
11513 s390_check_symref_alignment, s390_reload_larl_operand,
11514 s390_reload_symref_address): New functions.
11515 (s390_branch_condition_mnemonic): Support compare and branch
11517 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11518 and 'W' constraints.
11519 (s390_secondary_reload): Add secondary reloads for unaligned
11520 symbol refs or symbol refs to floating point or QI/TI mode
11522 (legitimate_address_p): Accept symbol references as addresses.
11523 (s390_expand_insv): Use rotate and insert selected bits
11524 instruction for insv when building for z10.
11525 (print_operand_address): Handle symbol ref addresses.
11526 (print_operand): Output modifier 'c' added for signed byte values.
11527 (s390_encode_section_info): Mark symbol refs with
11528 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11530 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11531 (length attribute): RRF, RRR have 4 byte length.
11532 (FPALL, INTALL): New mode iterators added.
11533 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11534 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11535 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11536 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11537 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11538 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11539 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11540 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11542 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11543 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11544 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11545 reload<INTALL:mode><P:mode>_toreg_z10,
11546 reload<FPALL:mode><P:mode>_tomem_z10,
11547 reload<FPALL:mode><P:mode>_toreg_z10,
11548 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11549 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11550 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11551 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11553 (movmem, clrmem, cmpmem): New splitters added.
11555 * config/s390/predicates.md (larl_operand): Use
11556 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11557 SYMBOL_REF_ALIGN1_P.
11558 (s390_signed_integer_comparison,
11559 s390_unsigned_integer_comparison): New predicates.
11561 * config/s390/s390-protos.h (s390_check_symref_alignment,
11562 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11563 s390_reload_symref_address,
11564 s390_compare_and_branch_condition_mask): Prototypes added.
11566 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11567 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11568 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11570 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11572 * config/s390/s390.c (z10_cost): New cost function for z10.
11573 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11574 (s390_issue_rate): Adjust issue rate for z10.
11575 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11576 (processor_flags): Add PF_Z10.
11577 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11578 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11579 * gcc/config.gcc: Add z10.
11581 2008-05-28 Richard Guenther <rguenther@suse.de>
11583 PR tree-optimization/36291
11584 * tree-flow. h (struct gimple_df): Remove var_anns member.
11585 * tree-flow-inline.h (gimple_var_anns): Remove.
11586 (var_ann): Simplify.
11587 * tree-dfa.c (create_var_ann): Simplify.
11588 (remove_referenced_var): Clear alias info from var_anns of globals.
11589 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11590 (delete_tree_ssa): Clear alias info from var_anns of globals.
11591 Do not free var_anns.
11592 (var_ann_eq): Remove.
11593 (var_ann_hash): Likewise.
11595 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11597 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11598 and loongson2f entries.
11599 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11600 * config/mips/mips.h (processor_type): Add Loongson-2E
11601 and Loongson-2F entries.
11602 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11603 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11604 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11605 * doc/invoke.texi (MIPS Options): Document loongson2e
11606 and loongson2f processor names.
11608 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11612 * config/i386/i386.c (ix86_function_arg_boundary): Use
11613 alignment of canonical type.
11614 (ix86_expand_vector_move): Check unaligned memory access for
11617 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11619 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11620 Moved to the front of file.
11622 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11623 H.J. Lu <hongjiu.lu@intel.com>
11625 * dwarf2out.c (current_fde): New.
11627 (lookup_cfa:): Likewise.
11628 (dwarf2out_end_epilogue): Likewise.
11629 (dwarf2out_note_section_used): Likewise.
11631 2008-05-27 Michael Matz <matz@suse.de>
11634 * c.opt (Wenum-compare): New warning option.
11635 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11637 2008-05-27 Michael Matz <matz@suse.de>
11639 PR middle-end/36326
11640 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11642 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11643 into memory as tail calls.
11645 2008-05-27 Richard Guenther <rguenther@suse.de>
11647 PR tree-optimization/36339
11648 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11649 pointers cause all addressable variables to be call clobbered.
11651 2008-05-27 Richard Guenther <rguenther@suse.de>
11653 PR tree-optimization/36245
11654 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11656 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11658 * config/s390/s390.md: Replace all occurences of the 'm'
11659 constraint with 'RT'.
11661 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11663 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11665 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11667 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11668 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11669 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11671 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11673 * reload.c: (find_reloads): Skip alternatives according to the
11674 "enabled" attribute. Constify the constraint variable.
11675 * recog.c (get_attr_enabled): Add default implementation.
11676 (extract_insn): Set the alternative_enabled_p array
11677 in the recog_data struct.
11678 (preprocess_constraints, constrain_operands): Skip
11679 alternatives according to the "enabled" attribute
11680 * recog.h (struct recog_data): New field alternative_enabled_p.
11681 (skip_alternative): New inline function.
11682 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11683 (record_reg_classes): Skip alternative according to the
11684 "enabled" attribute.
11686 * doc/md.texi: Add documention for the "enabled" attribute.
11688 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11690 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11691 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11692 constraint with TARGET_MEM_CONSTRAINT.
11693 * recog.c (asm_operand_ok, preprocess_constraints,
11694 constrain_operands): Likewise.
11695 * regclass.c (record_reg_classes): Likewise.
11696 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11697 * reload1.c (maybe_fix_stack_asms): Likewise.
11698 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11699 * recog.h: Adjust comment.
11700 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11701 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11702 * doc/md.texi: Add a note to description of 'm' constraint.
11703 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11705 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11707 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11708 that the bitfield is of integral type before testing its precision.
11710 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11711 Sa Liu <saliu@de.ibm.com>
11713 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11714 __modti3, __udivti3, __umodti3 and __udivmodti4.
11715 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11716 that implement TImode mul and div functions.
11717 * config/spu/multi3.c: New. Implement __multi3.
11718 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11719 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11722 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11724 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11725 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11726 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11727 tls_sysv_suffix): New mode and mode attribute iterators.
11728 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11729 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11730 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11731 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11732 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11735 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11737 PR tree-optimization/36329
11738 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11739 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11740 * cgraphbuild.c (initialize_inline_failed): Use the latter
11741 macro in lieu of the former.
11742 * ipa-inline.c (cgraph_mark_inline): Likewise.
11743 (cgraph_decide_inlining_of_small_function): Likewise.
11744 (cgraph_decide_inlining): Likewise.
11745 (cgraph_decide_inlining_incrementally): Likewise.
11747 2008-05-26 Tristan Gingold <gingold@adacore.com>
11748 Anatoly Sokolov <aesok@post.ru>
11750 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11751 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11752 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11753 optimization for 'avr6' architecture.
11755 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11758 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11760 2008-05-26 Richard Guenther <rguenther@suse.de>
11762 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11763 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11765 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11767 PR middle-end/36253
11768 * caller-save.c (insert_restore): Verify alignment of spill space.
11769 (insert_save): Likewise.
11770 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11771 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11772 (STACK_SLOT_ALIGNMENT): Likewise.
11773 * function.c (LOCAL_ALIGNMENT): Removed.
11774 (get_stack_local_alignment): New.
11775 (assign_stack_local): Use it. Set alignment on stack slot.
11776 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11777 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11778 (STACK_SLOT_ALIGNMENT): New.
11779 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11780 stack slot in XFmode.
11782 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11784 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11787 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11788 argument operand in rax isn't removed.
11790 2008-05-26 Richard Guenther <rguenther@suse.de>
11792 PR middle-end/36300
11793 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11794 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11796 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11799 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11801 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11803 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11804 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11806 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11808 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11809 build a trampoline if we don't want one.
11810 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11811 return zero for nested functions if we don't want a trampoline.
11813 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11815 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11817 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11820 * c.opt: Removed undocumented option '-lang-fortran'.
11821 * c-common.h: Removed global variable 'lang_fortran'.
11822 * c-opts.c (c_common_handle_option): Removed code to handle
11823 option '-lang-fortran'. Updated includes.
11824 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11825 definition of '__GFORTRAN__'.
11826 (define__GNUC__): Reimplemented to use BASEVER and
11827 cpp_define_formatted.
11828 (builtin_define_with_value_n): Removed.
11829 * c-incpath.h: Renamed to ...
11830 * incpath.h: ... this.
11831 * c-incpath.c: Renamed to ...
11832 * incpath.c: ... this. Updated includes.
11833 * fix-header.c: Updated includes.
11834 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11835 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11836 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11838 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11840 * tree.h: Update the table of flags used on tree nodes.
11841 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11842 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11843 (FORCED_LABEL): Add access check.
11844 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11845 (ASM_INPUT_P): Likewise.
11846 (ASM_VOLATILE_P): Likewise.
11847 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11848 (OMP_SECTION_LAST): Access private_flag directly.
11849 (OMP_RETURN_NOWAIT): Likewise.
11850 (OMP_PARALLEL_COMBINED): Likewise.
11851 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11852 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11853 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11854 deprecated_flag directly.
11856 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11858 * final.c (frame_pointer_needed): Removed.
11859 * flags.h (frame_pointer_needed): Likewise.
11861 * function.h (rtl_data): Add frame_pointer_needed.
11862 (frame_pointer_needed): New.
11864 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11866 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11868 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11870 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11873 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11875 * c-common.c (strip_array_types): Move function to..
11877 (get_inner_array_type): Delete.
11878 * c-common.h (strip_array_types): Move declaration to..
11880 (get_inner_array_type): Delete.
11881 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11882 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11883 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11884 * config/pa/pa.c (emit_move_sequence): Likewise.
11886 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11888 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11891 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11893 * function.c: Include target hook for nonlocal_goto frame value.
11895 2008-05-24 Richard Guenther <rguenther@suse.de>
11897 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11898 variable can be only accessed through a pointer or a union.
11900 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11902 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11903 * doc/extend.texi: Likewise.
11905 2008-05-23 DJ Delorie <dj@redhat.com>
11907 * config/m32c/jump.md (untyped_call): Add.
11909 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11910 for A24 to PSImode.
11911 (m32c_address_cost): Detail costs for indirect offsets.
11913 2008-05-23 Rafael Espíndola <espindola@google.com>
11915 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11916 if a node is a SUBREG.
11917 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11920 2008-05-23 Paul Brook <paul@codesourcery.com>
11921 Carlos O'Donell <carlos@codesourcery.com>
11923 * doc/extend.texi: Clarify use of __attribute__((naked)).
11924 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11925 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11926 * function.c (use_register_for_decl): Use
11927 targetm.calls.allocate_stack_slots_for_args.
11928 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11929 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11930 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11932 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11934 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11936 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11938 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11939 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11940 is only rounded once.
11942 2008-05-23 Richard Guenther <rguenther@suse.de>
11944 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11946 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11947 Jakub Jelinek <jakub@redhat.com>
11950 * configure.ac: Handle --enable-cld.
11951 * configure: Regenerated.
11952 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11953 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11954 (ix86_current_function_needs_cld): New define.
11955 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11956 (cld): New isns pattern.
11957 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11958 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11959 * config/i386/i386.opt (mcld): New option.
11960 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11961 TARGET_CLD and ix86_current_function_needs_cld.
11962 (override_options): Use -mcld by default for 32-bit code if
11965 * doc/install.texi (Options specification): Document --enable-cld.
11966 * doc/invoke.texi (Machine Dependent Options)
11967 [i386 and x86-64 Options]: Add -mcld option.
11968 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11970 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11971 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11972 (return_in_memory_64): Likewise.
11973 (return_in_memory_ms_64): Likewise.
11975 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11977 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11978 * builtins.c (fold_builtin_fpclassify): New.
11979 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11980 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11981 * c-common.c (handle_type_generic_attribute): Adjust to accept
11982 fixed arguments before an elipsis.
11983 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11984 * doc/extend.texi: Document __builtin_fpclassify.
11986 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11988 * omp-low.c (gate_expand_omp_ssa): Remove.
11989 (pass_expand_omp_ssa): Remove.
11990 (gate_expand_omp): Do not check for flag_openmp_ssa.
11991 * common.opt (-fopenmp-ssa): Remove.
11992 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11994 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11996 * config/sh/sh.opt (mfixed-range): New option.
11997 * config/sh/sh-protos.h (sh_fix_range): Declare.
11998 * config/sh/sh.c (sh_fix_range): New function.
11999 * config/sh/sh.h (sh_fixed_range_str): Declare.
12000 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12002 * doc/invoke.texi (SH Options): Document -mfixed-range.
12004 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12006 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12007 it before the redeclaration.
12009 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12011 * config/avr/avr.c (get_sequence_length): Add new function.
12012 (expand_prologue, expand_epilogue): Remove duplicate code.
12014 2008-05-22 Rafael Espíndola <espindola@google.com>
12016 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12019 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12021 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12022 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12024 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12025 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12026 (vect_update_misalignment_for_peel): Likewise.
12027 (vector_alignment_reachable_p): Likewise.
12028 * tree-vect-transform.c (vectorizable_load): Likewise.
12029 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12030 (get_vectype_for_scalar_type): Pass mode of scalar_type
12031 to UNITS_PER_SIMD_WORD.
12033 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12034 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12035 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12036 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12037 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12039 2008-05-22 Ira Rosen <irar@il.ibm.com>
12041 PR tree-optimization/36293
12042 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12043 if the first load must be skipped because of a gap.
12045 2008-05-22 Richard Guenther <rguenther@suse.de>
12047 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12048 more cases of offset disambiguation that is possible if
12049 strict-aliasing rules apply.
12050 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12051 for basic offset and type-based disambiguation.
12053 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12055 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12056 ix86_expand_vector_set on V16QImode for SSE4.1.
12058 2008-05-21 Tom Tromey <tromey@redhat.com>
12060 * c.opt (Wimport): Mark as undocumented.
12061 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12063 (Warning Options): Likewise.
12064 * doc/cppopts.texi: Don't mention -Wimport.
12066 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12068 PR tree-optimization/36287
12069 PR tree-optimization/36286
12070 * lambda-code.c (build_access_matrix): Do not use the loop->num
12071 for computing the number of induction variables: use the loop depth
12074 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12077 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12078 option -f(no-)leading-underscore.
12080 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12082 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12083 GET_MODE_NUNITS (mode).
12085 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12087 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12088 (-mmulhw): Add 464 to description.
12089 (-mdlmzb): Likewise.
12090 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12091 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12093 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12094 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12095 * config/rs6000/rs6000.md: Update comments for 464.
12097 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12099 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12101 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12103 * config/i386/sse.md (vec_extractv4sf): Removed.
12104 (vec_extractv2df): Likewise.
12105 (vec_extractv2di): Likewise.
12106 (vec_extractv4si): Likewise.
12107 (vec_extractv8hi): Likewise.
12108 (vec_extractv16qi): Likewise.
12109 (vec_extract<mode>): New.
12111 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12113 * config/i386/sse.md (vec_setv4sf): Removed.
12114 (vec_setv2df): Likewise.
12115 (vec_setv2di): Likewise.
12116 (vec_setv4si): Likewise.
12117 (vec_setv8hi): Likewise.
12118 (vec_setv16qi): Likewise.
12119 (vec_set<mode>): New.
12121 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12123 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12124 goto for vec_concat and vec_interleave.
12126 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12128 * config/i386/sse.md (vec_initv4sf): Removed.
12129 (vec_initv2df): Likewise.
12130 (vec_initv2di): Likewise.
12131 (vec_initv4si): Likewise.
12132 (vec_initv8hi): Likewise.
12133 (vec_initv16qi): Likewise.
12134 (vec_init<mode>): New.
12136 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12138 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12140 2008-05-21 Tom Tromey <tromey@redhat.com>
12142 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12143 (zone_find_object_offset): Likewise.
12144 (gt_ggc_m_S): Likewise.
12145 (highest_bit): Likewise.
12146 * ggc-page.c (gt_ggc_m_S): New function.
12147 * stringpool.c (string_stack): Remove.
12148 (init_stringpool): Update.
12149 (ggc_alloc_string): Use ggc_alloc.
12150 (maybe_delete_ident): New function.
12151 (ggc_purge_stringpool): Likewise.
12152 (gt_ggc_m_S): Remove.
12153 * ggc-common.c (ggc_protect_identifiers): New global.
12154 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12155 ggc_protect_identifiers.
12156 * ggc.h (ggc_protect_identifiers): Declare.
12157 (gt_ggc_m_S): Update.
12158 (ggc_purge_stringpool): Declare.
12159 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12160 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12162 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12164 2008-05-21 David S. Miller <davem@davemloft.net>
12166 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12169 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12171 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12174 2008-05-20 David Daney <ddaney@avtrex.com>
12176 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12177 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12178 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12179 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12180 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12181 (atomic_hiqi_op): New define_code_iterator.
12182 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12183 mips_expand_compare_and_swap_12.
12184 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12185 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12186 (sync_<optab><mode>, sync_old_<optab><mode>,
12187 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12188 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12189 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12190 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12191 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12192 (test_and_set_12): New insn.
12193 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12194 sync_new_<optab><mode>, sync_old_nand<mode>,
12195 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12196 clobber to operand 0 for SI and DI mode insns.
12197 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12198 mips_gen_fn_4): New typedefs.
12199 (mips_gen_fn_ptrs): Define new union type.
12200 (mips_expand_compare_and_swap_12): Remove declaration.
12201 (mips_expand_atomic_qihi): Declare function.
12202 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12203 (mips_expand_atomic_qihi): ... this. Use new generator function
12205 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12206 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12207 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12208 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12209 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12210 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12211 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12212 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12213 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12214 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12217 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12219 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12222 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12224 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12225 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12226 (avr_attribute_table): Add 'OS_main' function attribute.
12227 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12228 functions with 'OS_main' attribute.
12230 2008-05-20 Richard Guenther <rguenther@suse.de>
12232 PR tree-optimization/35204
12233 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12234 helper, split out from ...
12235 (DFS): ... here. Make the DFS walk non-recursive.
12237 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12238 Jan Sjodin <jan.sjodin@amd.com>
12240 PR tree-optimization/36181
12241 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12242 (parallelize_loops): Don't parallelize when the loop has vector
12245 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12246 Sebastian Pop <sebastian.pop@amd.com>
12248 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12249 matrix, and never look at the tree representation of the memory
12251 (linear_transform_loops): Computes parameters and access matrices.
12252 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12254 (access_matrix_get_index_for_parameter): New.
12255 * tree-data-ref.h (struct access_matrix): New.
12256 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12257 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12258 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12259 am_vector_index_for_loop): New.
12260 (struct data_reference): Add field access_matrix.
12261 (DR_ACCESS_MATRIX): New.
12262 (compute_data_dependences_for_loop): Update declaration.
12263 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12264 * lambda.h (lambda_vector_vec_p): Declared.
12265 * lambda-code.c: Depend on pointer-set.h.
12266 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12267 av_for_af_base, av_for_af, build_access_matrix,
12268 lambda_compute_access_matrices): New.
12269 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12271 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12273 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12274 $SOURCEDIR/include.
12276 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12277 Sebastian Pop <sebastian.pop@amd.com>
12279 PR tree-optimization/36206
12280 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12282 (instantiate_scev_1): Rename flags to fold_conversions.
12283 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12284 outeside instantiation_loop.
12285 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12286 (evolution_function_is_affine_or_constant_p): Removed.
12287 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12289 (analyze_siv_subscript): Pass in the loop nest number.
12290 Call evolution_function_is_affine_in_loop instead of
12291 evolution_function_is_affine_p.
12292 (analyze_overlapping_iterations): Pass in the loop nest number.
12294 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12295 Sebastian Pop <sebastian.pop@amd.com>
12297 PR tree-optimization/36206
12298 * tree-chrec.h (chrec_fold_op): New.
12299 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12302 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12304 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12306 (remove_duplicates): Do not set inode on non-inode systems.
12309 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12311 * config.gcc (tm_file): Update comments about relative pathnames.
12313 2008-05-20 Richard Guenther <rguenther@suse.de>
12315 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12316 * tree-ssa-sccvn.c (process_scc): Likewise.
12317 * tree-ssa-sink.c (execute_sink_code): Likewise.
12318 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12319 * tree-vrp.c (process_assert_insertions): Likewise.
12320 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12321 (perform_tree_ssa_dce): Likewise.
12322 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12323 (dump_dominator_optimization_stats): Likewise.
12324 * tree-vectorizer.c (vectorize_loops): Likewise.
12326 2008-05-20 Richard Guenther <rguenther@suse.de>
12328 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12330 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12332 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12333 (ix86_i386elf_return_in_memory): Likewise.
12334 (ix86_i386interix_return_in_memory): Likewise.
12335 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12336 (SUBTARGET_RETURN_IN_MEMORY): New.
12337 * config/i386/i386elf.h: Likewise.
12338 * config/i386/ptx4-i.h: Likewise.
12339 * config/i386/sol2-10.h: Likewise.
12340 * config/i386/sysv4.h: Likewise.
12341 * config/i386/vx-common.h: Likewise.
12342 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12343 * config/i386/i386.c (ix86_return_in_memory): Made static and
12344 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12345 (ix86_i386elf_return_in_memory): Removed.
12346 (ix86_i386interix_return_in_memory): Removed.
12347 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12348 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12350 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12352 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12354 2008-05-19 Xinliang David Li <davidxl@google.com>
12356 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12358 * common.opt: Ditto.
12359 * doc/invoke.texi: Ditto.
12361 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12363 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12364 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12366 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12368 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12369 sizes of operand array from 8/4 to 4/2.
12370 (ix86_expand_vector_init_general): Change size of operand array
12371 from 32 to 16. Remove op0, op1 and half_mode.
12373 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12375 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12376 (ix86_expand_vector_init_interleave): Likewise.
12377 (ix86_expand_vector_init_general): Use them. Assert
12378 word_mode == SImode when n_words == 4.
12380 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12382 * config/i386/i386.c (ix86_secondary_reload): New static function.
12383 (TARGET_SECONDARY_RELOAD): New define.
12384 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12385 * config/i386/i386.md (reload_outqi): Remove.
12387 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12389 PR middle-end/35509
12390 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12391 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12392 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12393 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12394 (fold_builtin_1): Likewise.
12395 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12396 c-common.c (check_builtin_function_arguments): Handle
12397 BUILT_IN_ISINF_SIGN.
12398 * doc/extend.texi: Document __builtin_isinf_sign.
12399 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12401 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12403 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12404 EH cleanup at the end of the pass, search for those that have been
12405 turned into forwarder blocks and do the cleanup on their successor.
12407 2008-05-18 Richard Guenther <rguenther@suse.de>
12409 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12410 pointers to sizetype and vice versa.
12412 2008-05-18 Xinliang David Li <davidxl@google.com>
12414 * gcc/tree-ssa-dce.c: Coding style fix.
12415 (check_pow): Documentation comment.
12416 (check_log): Documenation comment. Coding style fix.
12417 (is_unnecessary_except_errno_call): Ditto.
12418 (gen_conditions_for_pow): Ditto.
12419 (gen_conditions_for_log): Ditto.
12420 (gen_shrink_wrap_conditions): Ditto.
12421 (shrink_wrap_one_built_in_calls): Ditto.
12422 * gcc/doc/invoke.texi: Better documentation string.
12423 * ChangeLog: Fix wrong change log entries from
12424 May 17 checkin on function call DCE.
12426 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12428 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12430 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12432 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12433 * df-problems.c (simulation routines): Fixed block comment to
12434 properly say how to add forwards scanning functions.
12436 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12438 * tree-inline.c (setup_one_parameter): Remove dead code.
12440 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12442 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12443 a BIT_AND_EXPR only for an INTEGER_TYPE.
12445 2008-05-17 Xinliang David Li <davidxl@google.com>
12447 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12448 (check_pow, check_log, is_unnecessary_except_errno_call): New
12449 functions to check for eliminating math functions that are pure
12450 except for setting errno.
12451 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12452 general condition expressions for shrink-wrapping pow/log calls.
12453 (gen_shrink_wrap_conditions): Ditto.
12454 (shrink_wrap_one_built_in_call): Ditto.
12455 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12456 (mark_operand_necessary): If debugging, output if OP is necessary.
12457 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12459 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12461 * gcc/common.opt: New user flag -ftree-builtin-dce.
12462 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12464 2008-05-16 David S. Miller <davem@davemloft.net>
12466 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12467 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12469 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12472 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12474 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12476 * ifcvt.c (dead_or_predicable): Rename
12477 df_simulate_one_insn_backwards to df_simulate_one_insn.
12478 * recog.c (peephole2_optimize): Ditto.
12479 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12481 * df.h: Rename df_simulate_one_insn_backwards to
12482 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12483 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12484 scanning of defs and uses.
12485 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12486 (df_simulate_one_insn_forwards): Removed.
12488 2008-05-16 Doug Kwan <dougkwan@google.com>
12490 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12492 (real_from_string): Handle NaNs and Inf as approriate.
12494 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12496 * doc/gty.texi (Source Files Containing Type Information): Note
12497 that headers should appear first in the gtfiles list.
12499 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12501 * tree.def (COND_EXEC): Properly documented this code.
12503 2008-05-16 Diego Novillo <dnovillo@google.com>
12505 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12506 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12509 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12511 * tree-ssa-dse (max_stmt_uid): Removed.
12512 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12513 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12514 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12515 * function.h (cfun.last_stmt_uid): New field.
12516 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12517 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12519 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12520 (create_stmt_ann): Initialize the ann->uid field.
12521 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12523 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12525 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12527 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12528 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12529 (init_empty_tree_cfg): Call it.
12531 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12533 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12536 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12538 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12539 * tree-dump.c (dump_options): New verbose option.
12540 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12542 * tree-pass.h (TDF_VERBOSE): New dump flag.
12543 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12544 (tree-flow.h): Added include.
12545 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12547 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12549 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12551 From Jie Zhang <jie.zhang@analog.com>
12552 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12553 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12554 mcpu=bf561-none and mcpu=bf561-0.2.
12555 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12556 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12557 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12558 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12559 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12560 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12561 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12563 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12564 (cputype_selected): Remove.
12565 (bfin_handle_option): Don't use cputype_selected.
12566 (override_options): When no mcpu option, enable all workarounds.
12567 Don't use bfin_workarounds.
12568 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12570 (DEFAULT_CPU_TYPE): Don't define.
12572 2008-05-16 Richard Guenther <rguenther@suse.de>
12574 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12575 on deletion of the last stmt.
12577 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12579 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12580 V8HImode for SSE2 and V16QImode for SSE4.1.
12582 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12584 * cgraph.h (compute_inline_parameters): Made public.
12585 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12586 variable_generate_summary, function_write_summary,
12587 variable_write_summary, variable_read_summary. Added generate_summary,
12588 write_summary, read_summary.
12589 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12590 pass_ipa_inline.function_generate_summary, to
12591 compute_inline_parameters.
12592 * ipa-inline.c (compute_inline_parameters): Made public and added
12594 (compute_inline_parameters_for_current): New function.
12595 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12596 (inline_generate_summary): Removed parameter and made to loop over
12598 (pass_ipa_inline): Updated for new IPA_PASS structure.
12599 * passes.c (execute_ipa_summary_passes): Now is called once per
12600 pass rather than once per node*pass.
12602 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12604 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12605 avr_have_mul_p, avr_asm_only_p): Remove variables.
12606 (avr_override_options): Remove initialization of removed variables.
12607 (avr_file_start): Convert removed variables to fields of
12608 'struct base_arch_s *avr_current_arch'.
12609 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12610 (AVR_HAVE_MUL): (Ditto.).
12611 (AVR_HAVE_MOVW): (Ditto.).
12612 (AVR_HAVE_LPMX): (Ditto.).
12613 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12614 avr_asm_only_p): Remove declaration.
12616 2008-05-15 Diego Novillo <dnovillo@google.com>
12618 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12619 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12621 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12623 PR middle-end/36194
12624 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12625 Don't call record_truncated_value from here.
12626 (record_truncated_value): Turn it into a for_each_rtx callback.
12627 (record_truncated_values): New function.
12628 (combine_instructions): Call note_uses with record_truncated_values.
12629 Change name of check_conversion to check_promoted_subreg.
12631 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12633 * doc/sourcebuild.texi: Document support for torture tests.
12635 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12637 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12638 to alternative 4 of operand 2.
12640 2008-05-15 Richard Guenther <rguenther@suse.de>
12642 * tree-pass.h (current_pass): Declare.
12643 (get_pass_for_id): Likewise.
12644 * passes.c (passes_by_id, passes_by_id_size): New globals.
12645 (set_pass_for_id): New function.
12646 (get_pass_for_id): Likewise.
12647 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12648 (execute_function_todo): Flush per function statistics.
12649 * toplev.c (compile_file): Init statistics.
12650 (general_init): Do early statistics initialization.
12651 (finalize): Finish statistics.
12652 * statistics.h (statistics_early_init): Declare.
12653 (statistics_init): Likewise.
12654 (statistics_fini): Likewise.
12655 (statistics_fini_pass): Likewise.
12656 (statistics_counter_event): Likewise.
12657 (statistics_histogram_event): Likewise.
12658 * statistics.c: New file.
12659 * Makefile.in (OBJS-common): Add statistics.o.
12660 (statistics.o): Add dependencies.
12661 * doc/invoke.texi (-fdump-statistics): Document.
12663 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12664 (insert): Likewise.
12665 (execute_pre): Use statistics_counter_event.
12666 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12667 (substitute_and_fold): Increment it. Use statistics_counter_event.
12669 2008-05-15 Diego Novillo <dnovillo@google.com>
12671 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12673 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12674 * tree-ssa-alias.c (new_type_alias): Remove references to
12675 sub-variables from comment.
12676 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12678 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12680 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12681 attribute to 1 only for insertps alternative.
12683 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12685 * config/bfin/bfin.md (loadbytes): New pattern.
12686 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12687 (bfin_init_builtins): Initialize it.
12688 (bdesc_1arg): Add it.
12690 2008-05-15 Sa Liu <saliu@de.ibm.com>
12692 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12693 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12694 * testsuite/lib/target-supports.exp: Add
12695 check_effective_target_fortran_integer_16.
12697 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12699 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12700 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12701 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12702 (TARGET_RETURN_IN_MEMORY): Define.
12704 2008-05-15 Richard Guenther <rguenther@suse.de>
12706 PR middle-end/36244
12707 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12708 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12709 represent unmodifiable vars.
12711 2008-05-15 Richard Guenther <rguenther@suse.de>
12713 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12714 INDIRECT_REF and TARGET_MEM_REF.
12715 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12718 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12719 H.J. Lu <hongjiu.lu@intel.com>
12721 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12722 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12723 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12724 insn alternatives. Add missing alternatives.
12725 (*vec_concatv2di_rex64_sse4_1): Likewise.
12726 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12727 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12728 Require TARGET_SSE.
12730 2008-05-15 Richard Guenther <rguenther@suse.de>
12732 PR tree-optimization/36009
12733 PR tree-optimization/36204
12734 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12735 (determine_invariantness_stmt): Record the loop a store is
12736 always executed in.
12737 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12740 2008-05-15 Richard Guenther <rguenther@suse.de>
12742 PR tree-optimization/34330
12743 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12744 through the pointer will alias the SMT.
12746 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12748 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12750 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12752 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12754 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12755 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12757 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12758 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12759 (vashl_optab): New optab for vector/vector shifts.
12760 (vashr_optab): Ditto.
12761 (vlshr_optab): Ditto.
12762 (vrotl_optab): Ditto.
12763 (vrotr_optab): Ditto.
12764 (optab_subtype): New enum for optab_for_tree_code call.
12765 (optab_for_tree_code): Add enum optab_subtype argument.
12767 * optabs.c (optab_for_tree_code): Take an additional argument to
12768 distinguish between a vector shift by a scalar and vector shift by
12769 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12770 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12771 vector shift by a vector.
12772 (expand_widen_pattern_expr): Pass additional argument to
12773 optab_for_tree_code.
12775 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12776 vrotl_optab, vrotr_optab.
12778 * expr.c (expand_expr_real_1): Update calls to
12779 optab_for_tree_code to distinguish between vector shifted by a
12780 scalar and vector shifted by a vector.
12781 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12782 (supportable_narrowing_operation): Ditto.
12783 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12784 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12785 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12786 (vect_create_epilog_for_reduction): Ditto.
12787 (vectorizable_reduction): Ditto.
12788 (vectorizable_operation): Ditto.
12789 (vect_strided_store_supported): Ditto.
12790 (vect_strided_load_supported): Ditto.
12791 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12792 * expmed.c (expand_shift): Ditto.
12794 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12796 (ashr@var{m}3): Ditto.
12797 (vashl@var{m}3): Document new vector/vector shift standard name.
12798 (vashr@var{m}3): Ditto.
12799 (vlshr@var{m}3): Ditto.
12800 (vrotl@var{m}3): Ditto.
12801 (vrotr@var{m}3): Ditto.
12803 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12804 (PPERM_INVERT): Ditto.
12805 (PPERM_REVERSE): Ditto.
12806 (PPERM_REV_INV): Ditto.
12807 (PPERM_ZERO): Ditto.
12808 (PPERM_ONES): Ditto.
12809 (PPERM_SIGN): Ditto.
12810 (PPERM_INV_SIGN): Ditto.
12811 (PPERM_SRC1): Ditto.
12812 (PPERM_SRC2): Ditto.
12814 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12815 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12816 allows a memory operand to be the value being added, and split it
12817 to improve vectorization.
12818 (sse5_pmacsdqh_mem): Ditto.
12819 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12820 (sse5_mulv2div2di3_high): Ditto.
12821 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12822 (vec_pack_trunc_v4si): Ditto.
12823 (vec_pack_trunc_v2di): Ditto.
12824 (sse5_pcmov_<mode>): Remove code that tried to use use
12825 andps/andnps instead of pcmov.
12826 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12827 pmacsdqh instructions.
12828 (vec_widen_smult_lo_v4si): Ditto.
12830 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12831 (PPERM_INVERT): Ditto.
12832 (PPERM_REVERSE): Ditto.
12833 (PPERM_REV_INV): Ditto.
12834 (PPERM_ZERO): Ditto.
12835 (PPERM_ONES): Ditto.
12836 (PPERM_SIGN): Ditto.
12837 (PPERM_INV_SIGN): Ditto.
12838 (PPERM_SRC1): Ditto.
12839 (PPERM_SRC2): Ditto.
12840 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12842 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12844 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12845 says ignore whether the last reference is a memory operand.
12847 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12848 Paolo Bonzini <bonzini at gnu dot org>
12850 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12853 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12854 (vlshr<mode>3): Rename from vlshr<mode>3.
12855 (vashr<mode>3): Rename from vashr<mode>3.
12856 (mulv4sf3): Change the names of vector shift patterns.
12860 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12863 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12888 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12889 (floatunssidf2_internal): Change vector/vector shift names.
12890 (floatunsdidf2_internal): Ditto.
12897 (vashl<mode>3): Rename from ashl<mode>3.
12898 (vashr<mode>3): Rename from ashr<mode>3.
12899 (vlshr<mode>3): Rename from lshr<mode>3.
12900 (vrotl<mode>3): Rename from rotl<mode>3.
12902 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12905 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12906 multiply gives the wrong value when doing widening multiplies.
12907 (vec_widen_smult_lo_v4si): Ditto.
12909 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12911 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12912 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12913 emit_library_call_value.
12914 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12915 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12916 * calls.c (initialize_argument_information, precompute_arguments,
12917 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12918 (precompute_arguments): Removed flags parameter.
12919 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12921 2008-05-14 Richard Guenther <rguenther@suse.de>
12923 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12924 Make sure to register the store if the use is a PHI_NODE.
12926 2008-05-14 Olivier Hainque <hainque@adacore.com>
12928 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12929 memory if the component is to be referenced in BLKmode according
12930 to get_inner_reference.
12932 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12934 * calls.c (emit_library_call_value_1): Restore code clearing
12935 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12937 2008-05-14 Olivier Hainque <hainque@adacore.com>
12938 Nicolas Roche <roche@adacore.com>
12940 * configure.ac: Add support for a "gcc_subdir" variable in
12941 config-lang.in, to denote a subdirectory where the language/GCC
12942 integration files are to be found.
12943 * configure: Regenerate.
12945 2008-05-14 Ira Rosen <irar@il.ibm.com>
12947 PR tree-optimization/36098
12948 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12949 value for the first load in the group in case of a gap.
12950 (vect_build_slp_tree): Check that there are no gaps in loads.
12952 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12954 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12955 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12956 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12957 emit_insn and remove unneeded code to construct extra args.
12958 (emit_no_conflict_block): Removed.
12959 * optabls.h: (emit_no_conflict_block): Removed.
12960 * cse.c (cse_extended_basic_block): Remove search for
12961 REG_NO_CONFLICT note.
12962 * global.c: Removed incorrect comment added in revision 117.
12963 * expr.c (convert_move): Change call to emit_no_conflict_block to
12965 * recog.c: Change comments so that they do not mention
12967 * local_alloc.c (combine_regs): Removed last parameter.
12968 (no_conflict_p): Removed.
12969 (block_alloc): Removed note, no_conflict_combined_regno and set
12970 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12971 (combine_regs): Removed already_dead and code to look for
12972 REG_NO_CONFLICT notes.
12973 * lower_subreg (remove_retval_note): Removed code to look for
12974 REG_NO_CONFLICT block.
12975 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12976 (resolve_clobber): Remove code to process libcalls that have
12977 REG_NO_CONFLICT notes.
12978 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12980 * combine.c (can_combine_p, distribute_notes): Removed
12981 REG_NO_CONFLICT case.
12982 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12984 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12985 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12987 * reg-notes.def (NO_CONFLICT): Removed.
12989 2008-05-14 David S. Miller <davem@davemloft.net>
12991 * config/sparc/sparc.c (sparc_profile_hook): If
12992 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12993 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12994 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12996 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12998 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13000 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13003 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13004 and op1 expansion before vector concat to have less live pseudos.
13006 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13008 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13009 ix86_expand_vector_set if supported.
13011 2008-05-13 Diego Novillo <dnovillo@google.com>
13012 Kenneth Zadeck <zadeck@naturalbridge.com>
13014 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13016 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13017 phinodes_print_statistics, init_ssanames, fini_ssanames,
13018 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13019 release_ssa_name, release_defs, replace_ssa_name_symbol,
13020 ssanames_print_statistics): Move ...
13021 * tree-flow.h: ... here.
13022 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13023 Use FN instead of cfun.
13024 (make_ssa_name_fn): Rename from make_ssa_name.
13025 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13026 * tree-flow-inline.h (make_ssa_name): Move from
13027 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13028 * omp-low.c (expand_omp_parallel):
13029 * tree-flow-inline.h (redirect_edge_var_map_result):
13030 * tree-ssa.c (init_tree_ssa): Add argument FN.
13031 Use it instead of cfun. Update all users.
13033 2008-05-13 Tom Tromey <tromey@redhat.com>
13035 PR preprocessor/22168:
13036 * doc/cpp.texi (Top): Update menu.
13037 (Alternatives to Wrapper #ifndef): New node.
13038 (Other Directives): Document deprecation.
13039 (Obsolete Features): Remove menu.
13040 (Assertions): Merge node into Obsolete Features.
13041 (Obsolete once-only headers): Move earlier; rename to Alternatives
13042 to Wrapper #ifndef.
13043 * doc/cppopts.texi: Update.
13044 * c.opt (Wdeprecated): Enable for C and ObjC.
13045 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13046 (C++ Dialect Options): Move -Wno-deprecated from here to...
13047 (Warning Options): ... here.
13049 2008-05-13 Richard Guenther <rguenther@suse.de>
13051 PR middle-end/36227
13052 * fold-const.c (fold_sign_changed_comparison): Do not allow
13053 changes in pointer-ness.
13055 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13058 * config/sh/sh.c (sh_expand_prologue): Don't clear
13059 RTX_FRAME_RELATED_P for push insns.
13061 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13063 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13065 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13067 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13068 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13069 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13071 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13073 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13074 (*vec_concatv4sf_sse): This.
13075 (*sse2_concatv2si): Renamed to ...
13076 (*vec_concatv2si_sse2): This.
13077 (*sse1_concatv2si): Renamed to ...
13078 (*vec_concatv2si_sse): This.
13079 (*vec_concatv2di_rex): Renamed to ...
13080 (*vec_concatv2di_rex64): This.
13081 (*vec_concatv2si_sse4_1): New.
13082 (*vec_concatv2di_rex64_sse4_1): Likewise.
13084 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13086 PR rtl-optimization/36111
13087 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13088 that was created for swappable operands.
13090 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13093 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13094 * configure.ac: Add call to ACX_PROG_GNAT.
13096 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13098 * optc-gen.awk: Fix comment typo.
13100 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13102 * pretty-print.c (pp_integer_with_precision): Use
13103 HOST_LONG_LONG_FORMAT.
13105 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13107 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13109 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13111 * config/i386/i386.c (bdesc_ptest): Removed.
13112 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13113 (bdesc_args): Add __builtin_ia32_ptestz128,
13114 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13115 (ix86_init_mmx_sse_builtins): Updated.
13116 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13117 (ix86_expand_builtin): Updated.
13119 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13121 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13122 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13124 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13126 * value-prof.c (interesting_stringop_to_profile): Do not
13127 return early for BUILT_IN_MEMPCPY.
13129 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13131 * calls.c (expand_call): Don't use callgraph to increase
13132 preferred_stack_boundary.
13134 * cgraph.h (cgraph_rtl_info): Use unsigned on
13135 preferred_incoming_stack_boundary.
13137 * final.c (rest_of_clean_state): Use unsigned on
13138 preferred_stack_boundary.
13140 2008-05-09 Tom Tromey <tromey@redhat.com>
13142 PR preprocessor/22231:
13143 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13146 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13148 PR tree-optimization/36129
13149 * tree-ssa-ccp.c: Include value-prof.h.
13150 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13151 built-in function was folded to a constant.
13152 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13154 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13155 Sebastian Pop <sebastian.pop@amd.com>
13157 * tree-scalar-evolution.c: Document instantiate_scev.
13158 (instantiate_parameters_1): Renamed instantiate_scev_1.
13159 Don't use the same loop for instantiation_loop and evolution_loop.
13160 (instantiate_scev): New.
13161 (instantiate_parameters): Moved...
13162 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13163 same loop twice. Maintains the semantics for this function.
13164 * tree-scalar-evolution.h (instantiate_scev): Declare.
13165 (instantiate_parameters): ...here. Now static inline.
13166 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13167 instead of resolve_mixers.
13169 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13171 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13173 2008-05-09 Tomas Bily <tbily@suse.cz>
13175 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13176 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13177 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13178 * c-common.c (c_common_truthvalue_conversion): Likewise.
13179 * tree-object-size.c (compute_object_offset): Likewise.
13180 * tree-inline.c (estimate_num_insns_1): Likewise.
13181 * varasm.c (const_hash_1, compare_constant, copy_constant)
13182 (compute_reloc_for_constant, output_addressed_constants)
13183 (initializer_constant_valid_p): Likewise.
13184 * c-omp.c (check_omp_for_incr_expr): Likewise.
13185 * gimplify.c (gimplify_expr): Likewise.
13186 * c-typeck.c (c_finish_return): Likewise.
13187 * tree-vectorizer.c (supportable_widening_operation)
13188 (supportable_narrowing_operation): Likewise.
13189 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13190 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13191 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13192 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13193 (descr_info_loc): Likewise.
13194 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13195 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13196 (fold_unary): Likewise.
13197 * builtins.c (get_pointer_alignment): Likewise.
13198 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13199 (instantiate_parameters_1): Likewise.
13200 * tree.c (expr_align, stabilize_reference): Likewise.
13201 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13202 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13203 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13204 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13205 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13206 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13208 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13209 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13210 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13211 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13212 (forward_propagate_comparison)
13213 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13214 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13215 * emit-rtl.c (component_ref_for_mem_expr)
13216 (set_mem_attributes_minus_bitpos): Likewise.
13217 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13218 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13220 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13221 (build_function_call, pointer_diff, build_compound_expr)
13222 (c_finish_return): Likewise.
13223 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13224 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13226 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13227 * expr.c (is_aligning_offset): Likewise.
13228 * tree-ssa-alias.c (is_escape_site): Likewise.
13229 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13230 (check_all_va_list_escapes): Likewise.
13231 * tree-ssa-loop-ivopts.c (determine_base_object)
13232 (determine_common_wider_type): Likewise.
13233 * dojump.c (do_jump): Likewise.
13234 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13235 * tree-gimple.c (is_gimple_cast): Likewise.
13236 * fold-const.c (decode_field_reference, )
13237 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13238 (fold_binary): Likewise.
13239 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13240 (already_warned_in_frontend_p): Likewise.
13241 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13242 * tree.c (really_constant_p, get_unwidened): Likewise.
13243 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13244 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13245 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13247 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13249 (CONVERT_EXPR_P): Define.
13250 (CASE_CONVERT): Define.
13252 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13254 PR middle-end/36117
13255 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13256 (delete_unmarked_insns): When deleting a call, call
13257 delete_unreachable_blocks.
13258 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13259 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13261 2008-05-08 Richard Guenther <rguenther@suse.de>
13263 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13264 (-ftree-salias): Likewise.
13265 (salias-max-implicit-fields): Remove param documentation.
13266 (salias-max-array-elements): Likewise.
13267 * tree-pass.h (pass_create_structure_vars): Remove.
13268 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13269 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13270 * tree-ssa-alias.c (create_structure_vars): Remove.
13271 (gate_structure_vars): Likewise.
13272 (pass_create_structure_vars): Likewise.
13273 (gate_build_alias): Likewise.
13274 (pass_build_alias): Adjust to run always and dump the function.
13275 * common.opt (ftree-salias): Hide.
13276 * passes.c (init_optimization_passes): Remove
13277 pass_create_structure_vars, adjust comment.
13278 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13279 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13280 * opts.c (decode_options): Do not set flag_tree_salias.
13281 (common_handle_option): Add OPT_ftree_salias to the backward
13282 compatibility section.
13284 2008-05-08 Richard Guenther <rguenther@suse.de>
13286 * tree-flow-inline.h (var_can_have_subvars): Move ...
13287 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13288 * tree-flow.h (var_can_have_subvars): Remove.
13289 (push_fields_onto_fieldstack): Remove.
13290 (sort_fieldstack): Likewise.
13291 (struct fieldoff): Move ...
13292 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13293 alias_set and base_for_components fields.
13294 (sort_fieldstack): Make static.
13295 (push_fields_onto_fieldstack): Likewise. Remove code that
13296 handles anything but RECORD_TYPEs. Remove alias_set and
13297 base_for_components handling.
13298 (create_variable_info_for): Adjust.
13300 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13302 * common.opt (Wframe-larger-than=): Shorten the help message
13304 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13306 2008-05-08 Rafael Espíndola <espindola@google.com>
13308 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13310 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13311 trap and that both operands are gimple values.
13312 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13313 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13316 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13318 * read-rtl.c (join_c_conditions): Return the first string if the
13319 two strings are equal.
13321 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13323 * gensupport.h (pred_data): Add a "num_codes" field.
13324 (add_predicate_code): Declare.
13325 * gensupport.c (add_predicate_code): New function.
13326 (std_pred_table): Add an "allows_const_p" field.
13327 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13328 Remove the (incomplete) list of such codes from the codes field.
13329 (init_predicate_table): Use add_predicate_code. Add all
13330 RTX_CONST_OBJs if allows_const_p is true.
13331 * genrecog.c (process_define_predicate): Use add_predicate_code.
13333 2008-05-08 David Daney <ddaney@avtrex.com>
13334 Richard Sandiford <rsandifo@nildram.co.uk>
13336 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13337 special case of constant zero operands.
13338 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13339 old and new values. Special case constant zero values.
13340 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13342 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13343 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13345 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13348 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13349 similar RTX_CONST_OBJ before CONST_INT.
13351 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13353 * stmt.c (expand_stack_restore): Change sa mode if needed.
13355 2008-05-08 Richard Guenther <rguenther@suse.de>
13357 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13358 return type to bool.
13359 (ix86_sol10_return_in_memory): Likewise.
13360 (ix86_i386elf_return_in_memory): Likewise.
13361 (ix86_i386interix_return_in_memory): Likewise.
13362 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13363 (ix86_sol10_return_in_memory): Likewise.
13364 (ix86_i386elf_return_in_memory): Likewise.
13365 (ix86_i386interix_return_in_memory): Likewise.
13367 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13370 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13372 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13373 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13376 2008-05-08 Richard Guenther <rguenther@suse.de>
13378 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13379 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13380 (DR_SUBVARS): Remove.
13381 * tree-dfa.c (dump_subvars_for): Remove.
13382 (debug_subvars_for): Likewise.
13383 (dump_variable): Do not dump subvars.
13384 (remove_referenced_var): Do not remove subvars.
13385 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13386 (lookup_subvars_for_var): Remove.
13387 (get_subvars_for_var): Likewise.
13388 (get_subvars_at): Likewise.
13389 (get_first_overlapping_subvar): Likewise.
13390 (overlap_subvar): Likewise.
13391 * tree-flow.h (subvar_t): Remove.
13392 (struct var_ann_d): Remove subvars field.
13393 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13394 argument. Remove special handling of SFTs.
13395 (compute_tag_properties): Likewise.
13396 (set_initial_properties): Likewise.
13397 (compute_call_clobbered): Likewise.
13398 (count_mem_refs): Likewise.
13399 (compute_memory_partitions): Likewise.
13400 (compute_flow_insensitive_aliasing): Likewise.
13401 (setup_pointers_and_addressables): Likewise.
13402 (new_type_alias): Likewise.
13403 (struct used_part): Remove.
13404 (used_portions): Likewise.
13405 (struct used_part_map): Likewise.
13406 (used_part_map_eq): Likewise.
13407 (used_part_map_hash): Likewise.
13408 (free_used_part_map): Likewise.
13409 (up_lookup): Likewise.
13410 (up_insert): Likewise.
13411 (get_or_create_used_part_for): Likewise.
13412 (create_sft): Likewise.
13413 (create_overlap_variables_for): Likewise.
13414 (find_used_portions): Likewise.
13415 (create_structure_vars): Likewise.
13416 * tree.def (STRUCT_FIELD_TAG): Remove.
13417 * tree.h (MTAG_P): Adjust.
13418 (struct tree_memory_tag): Remove base_for_components and
13419 unpartitionable flags.
13420 (struct tree_struct_field_tag): Remove.
13421 (SFT_PARENT_VAR): Likewise.
13422 (SFT_OFFSET): Likewise.
13423 (SFT_SIZE): Likewise.
13424 (SFT_NONADDRESSABLE_P): Likewise.
13425 (SFT_ALIAS_SET): Likewise.
13426 (SFT_UNPARTITIONABLE_P): Likewise.
13427 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13428 (union tree_node): Remove sft field.
13429 * alias.c (get_alias_set): Remove special handling of SFTs.
13430 * print-tree.c (print_node): Remove handling of SFTs.
13431 * tree-dump.c (dequeue_and_dump): Likewise.
13432 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13433 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13434 * tree-predcom.c (set_alias_info): Do not set subvars.
13435 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13436 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13437 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13438 (add_vars_for_offset): Remove.
13439 (add_virtual_operand): Remove special handling of SFTs.
13440 (add_call_clobber_ops): Likewise.
13441 (add_call_read_ops): Likewise.
13442 (get_asm_expr_operands): Likewise.
13443 (get_modify_stmt_operands): Likewise.
13444 (get_expr_operands): Likewise.
13445 (add_to_addressable_set): Likewise.
13446 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13447 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13448 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13449 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13450 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13451 (tree_node_structure): Likewise.
13452 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13454 (find_what_p_points_to): Likewise.
13456 2008-05-08 Sa Liu <saliu@de.ibm.com>
13458 * config/spu/spu.md: Fixed subti3 pattern.
13460 2008-05-08 Richard Guenther <rguenther@suse.de>
13462 PR middle-end/36154
13463 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13464 sure to create a representative for trailing arrays for PTA.
13466 2008-05-08 Richard Guenther <rguenther@suse.de>
13468 PR middle-end/36172
13469 * fold-const.c (operand_equal_p): Two objects which types
13470 differ in pointerness are not equal.
13472 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13474 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13475 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13476 (emit_library_call_value_1): Add new variable fndecl initialized by
13477 NULL_TREE. It should be the decl type of orgfun, but this information
13478 seems not to be available here, so it uses the default calling abi.
13479 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13480 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13481 by TARGET_RETURN_IN_MEMORY.
13482 * config/i386/i386-interix.h: Likewise.
13483 * config/i386/i386.h: Likewise.
13484 * config/i386/i386elf.h: Likewise.
13485 * config/i386/ptx4-i.h: Likewise.
13486 * config/i386/sol2-10.h: Likewise.
13487 * config/i386/sysv4.h: Likewise.
13488 * config/i386/vx-common.h: Likewise.
13489 * config/cris/cris.h: Removed #if 0 clause.
13490 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13491 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13493 (ix86_sol10_return_in_memory): Likewise.
13494 (ix86_i386elf_return_in_memory): New.
13495 (ix86_i386interix_return_in_memory): New.
13496 * config/mt/mt-protos.h (mt_return_in_memory): New.
13497 * config/mt/mt.c: Likewise.
13498 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13499 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13500 * config/bfin/bfin.h: Likewise.
13501 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13503 * config/bfin/bfin.c: Likewise.
13504 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13505 * config/alpha/unicosmk.h: Likewise.
13506 * config/i386/cygming.h: Likewise.
13507 * config/iq2000/iq2000.h: Likewise.
13508 * config/mips/mips.h: Likewise.
13509 * config/mn10300/mn10300.h: Likewise.
13510 * config/rs6000/rs6000.h: Likewise.
13511 * config/score/score.h: Likewise.
13512 * config/spu/spu.h: Likewise.
13513 * config/v850/v850.h: Likewise.
13514 * defaults.h: Likewise.
13515 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13516 * expr.c (emit_block_move): Adjust use of
13517 OUTGOING_REG_PARM_STACK_SPACE.
13518 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13519 OUTGOING_REG_PARM_STACK_SPACE.
13520 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13522 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13524 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13525 on OMP_RETURN for OMP_FOR.
13528 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13529 (fortran_common): New function.
13530 (gen_variable_die): Call fortran_common instead of common_check,
13531 adjust for it returning tree instead of rtx. Formatting.
13533 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13537 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13538 * c-decl.c (merge_decls): Ditto.
13539 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13540 to RTL_CONST_OR_PURE_CALL_P.
13541 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13542 Initialized DECL_LOOPING_CONST_PURE.
13543 (process_call_operands): Set tree_side_effects properly.
13544 * tree.h (TREE_READONLY_DECL_P): Removed.
13545 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13546 (DECL_LOOPING_OR_CONST_P): New macro.
13547 (struct tree_function_decl): Added looping_const_or_pure_p.
13548 (ECF_*) Renumbered.
13549 (ECF_LOOPING_OR_CONST_P): New macro.
13550 * rtlanal.c (pure_const_p): Removed.
13551 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13552 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13553 to RTL_CONST_CALL_P.
13554 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13555 (check_decl, check_tree, check_call, scan_function): Initialize
13557 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13558 (static_execute): Set looping true for recursive functions.
13559 Undo setting state to IPA_NEITHER for recursive functions.
13560 * cse.c (cse_insn):
13561 * ifcvt.c (noce_can_store_speculate_p): Changed
13562 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13563 RTL_CONST_OR_PURE_CALL_P.
13564 * dse.c (scan_insn): Ditto.
13565 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13566 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13567 RTL_CONST_OR_PURE_CALL_P.
13568 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13569 pure_call_p to RTL_CONST_CALL_P.
13570 * gimplify.c (gimplify_call_expr): Clear side effects for
13571 non-looping pure and constant calls.
13572 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13573 (flags_from_decl_or_type): Set ecf flags from decl flags.
13574 (initialize_argument_information): Turn off
13575 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13576 Change const to pure if callee_copies is true rather than just
13578 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13579 way of marking pure calls.
13580 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13581 Remove hack that was supposed to fix pr7335 and remove old
13582 way of marking pure calls.
13583 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13584 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13585 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13586 RTL_CONST_OR_PURE_CALL_P.
13587 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13588 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13589 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13590 * sched-deps.c (schedule_analyze): Ditto.
13591 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13592 return_val field of calls to represent pure and const function info.
13593 (CONST_OR_PURE_CALL_P): Deleted macro.
13594 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13595 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13596 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13598 * tree-optimize.c (execute_fixup_cfg): Added test for
13599 ECF_LOOPING_CONST_OR_PURE.
13600 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13602 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13603 effects for looping pure or const calls.
13604 (verify_gimple_expr): Added verification code.
13605 * config/alpha/alpha.c (alpha_legitimize_address,
13606 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13608 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13609 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13610 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13611 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13612 RTL_CONST_OR_PURE_CALL_P.
13613 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13614 and const calls to be deleted.
13616 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13619 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13620 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13621 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13622 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13623 to handle nonimmediate operands.
13624 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13625 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13626 to handle nonimmediate operands.
13627 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13628 (mmx_pmulhrwv4hi3): New expander. Use
13629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13630 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13631 (sse2_umulv1siv1di3): New expander. Use
13632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13633 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13634 (mmx_eq<mode>3): New expander. Use
13635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13636 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13637 (mmx_uavgv8qi3): New expander. Use
13638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13639 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13640 (mmx_uavgv4hi3): New expander. Use
13641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13643 * config/i386/sse.md
13644 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13645 to handle nonimmediate operands.
13646 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13647 to handle nonimmediate operands.
13648 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13649 to handle nonimmediate operands.
13650 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13651 to handle nonimmediate operands.
13652 (sse2_unpckhpd_exp): New expander. Use
13653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13654 (sse2_unpcklpd_exp): New expander. Use
13655 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13656 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13657 to handle nonimmediate operands.
13658 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13659 to handle nonimmediate operands.
13660 (*sse2_<plusminus_insn><mode>3): Rename from
13661 sse2_<plusminus_insn><mode>3 insn pattern.
13662 (sse2_<plusminus_insn><mode>3): New expander. Use
13663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13664 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13665 (sse2_umulv2siv2di3): New expander. Use
13666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13667 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13668 (sse4_1_mulv2siv2di3): New expander. Use
13669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13670 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13671 (sse2_pmaddwd): New expander. Use
13672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13673 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13674 (sse2_eq<mode>3): New expander. Use
13675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13676 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13677 (sse4_1_eqv2di3): New expander. Use
13678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13679 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13680 (sse2_uavgv16qi3): New expander. Use
13681 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13682 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13683 (sse2_uavgv16qi3): New expander. Use
13684 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13685 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13686 (sse2_uavgv8hi3): New expander. Use
13687 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13688 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13689 (ssse3_pmulhrswv8hi3): New expander. Use
13690 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13691 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13692 (ssse3_pmulhrswv4hi3): New expander. Use
13693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13695 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13696 (<sse>_vmmul<mode>3): Ditto.
13697 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13699 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13700 (ssse3_pmaddubsw): Ditto.
13702 * config/i386/i386.c (struct_builtin_description)
13703 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13704 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13705 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13706 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13707 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13708 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13709 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13710 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13711 (ix86_fixup_binary_operands): Assert that src1
13712 and src2 must have the same mode when swapped.
13713 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13714 and ix86_binary_operator_ok. Do not force operands in registers
13717 2008-05-07 Jan Hubicka <jh@suse.cz>
13719 * cgraph.c (dump_cgraph_node): Update.
13720 * cgraph.h (cgraph_local_info): Break out inline summary.
13721 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13723 * ipa-inline (inline_summary): New accestor function.
13724 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13725 cgraph_decide_inlining, compute_inline_parameters): Update.
13726 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13728 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13730 Cleanup ColdFire scheduling support and add V4 pipeline model.
13732 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13733 (define_attr cpu): Add cfv4 value.
13734 (define_attr type, define_attr type1): Merge into a single 'type'
13735 attribute. Update all uses.
13736 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13737 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13739 (define_attr opx_mem, define_attr opy_mem): Remove.
13740 (define_attr op_mem): Clean up, update comment.
13741 (define_attr size): Use specific values instead of general int.
13742 (define_attr guess, define_attr split): Remove. Update all uses.
13743 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13744 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13745 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13746 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13747 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13748 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13749 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13750 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13751 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13752 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13753 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13754 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13755 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13756 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13757 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13758 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13759 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13760 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13761 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13762 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13763 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13764 Update or set attributes.
13765 (stack_tie): New fake instruction.
13767 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13768 (m68k_sched_attr_size): Update declaration.
13769 (m68k_sched_attr_type2): Remove.
13770 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13771 Declare new bypass predicates.
13773 * config/m68k/m68k.c (m68k_sched_issue_rate,
13774 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13776 (TARGET_SCHED_ISSUE_RATE,
13777 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13778 (override_options): Handle scheduling for ColdFire V4 core.
13779 (m68k_expand_prologue): Emit stack_tie.
13780 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13781 'OP_TYPE_FPN'. Update all uses.
13782 (sched_guess_p): Remove.
13783 (sched_address_type): Handle symbolic addresses.
13784 (sched_get_operand): New static function.
13785 (sched_operand_type): Merge into sched_attr_op_type.
13786 (sched_attr_op_type): Handle FP registers, handle quick constants,
13788 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13789 (m68k_sched_attr_size): Update. Move logic to ...
13790 (sched_get_attr_size_int): New static function.
13791 (sched_get_opxy_mem_type): New static function.
13792 (m68k_sched_attr_op_mem): Update.
13793 (m68k_sched_attr_type2): Remove.
13794 (sched_cfv4_bypass_data): New static variable.
13795 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13796 (m68k_sched_issue_rate): Implement scheduler hook.
13797 (struct _sched_ib: enabled_p): New field.
13798 (m68k_sched_variable_issue): Update. Handle V4.
13799 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13800 sched_dump_class_func_t, sched_dump_split_class,
13801 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13802 sched_dump_dfa_class, m68k_sched_dump): Remove.
13803 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13805 (m68k_sched_init_global): Remove statisctics dumping, introduce
13806 sanity check that all instructions have pipeline reservations. Handle
13808 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13809 Handle ColdFire V4 core.
13810 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13811 New static functions.
13812 (m68k_sched_address_bypass_p): New bypass predicate.
13813 (sched_get_indexed_address_scale): New static function.
13814 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13816 * cf.md: Update comments.
13817 (define_attr type2): Remove. Use 'type' attribute instead.
13819 (cf_ib): Rename to cfv123_ib. Update all uses.
13820 (cf_oep): Rename to cfv123_oep. Update all uses.
13821 (cf_chr): Rename to cfv123_chr. Update all uses.
13822 (cf_mem): Rename to cfv123_mem. Update all uses.
13823 (cf_mac): Move to more appropriate place.
13824 (cfv123_guess): New automaton and cpu_unit.
13825 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13826 Update uses of 'size' attribute. Handle before reload scheduling.
13827 (cfv123_guess): New dummy reservation for unhandled instructions.
13828 (cfv4_*): Pipeline description of ColdFire V4 core.
13829 (ignore): New reservation to handle 'ignore' type.
13831 2008-05-07 Ian Lance Taylor <iant@google.com>
13833 PR middle-end/36013
13834 * gimplify.c (find_single_pointer_decl_1): Don't look through
13836 (find_single_pointer_decl): Adjust comments.
13838 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13840 PR middle-end/36137
13841 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13842 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13844 PR middle-end/36106
13845 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13846 integral type rather than floating point, then VIEW_CONVERT_EXPR
13847 to the floating point type.
13849 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13851 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13852 TFmode op0 to register.
13854 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13856 * c-decl.c (grokdeclarator): Comment typo.
13858 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13860 * tree-flow.h: Remove prototype for computed_goto_p.
13861 * tree-cfg.c (computed_goto_p): Make static.
13863 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13866 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13867 (contains_aligned_value_p): This. Handle _Decimal128.
13868 (ix86_function_arg_boundary): Only align _Decimal128 to its
13869 natural boundary and handle it properly.
13871 2008-05-06 Martin Jambor <mjambor@suse.cz>
13873 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13874 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13875 (ipcp_method_set_orig_node): Removed.
13876 (ipcp_cval_get_cvalue_type): Removed.
13877 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13878 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13879 (ipcp_cval_set_cvalue_type): Removed.
13880 (ipcp_cval_get_cvalue): Removed.
13881 (ipcp_cval_set_cvalue): Removed.
13882 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13883 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13884 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13885 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13886 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13887 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13888 (ipcp_get_ith_lattice): Changed parameters.
13889 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13890 (ipcp_lattice_from_jfunc): Changed parameters.
13891 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13892 (ipcp_method_cval_print): Added temporary variable info.
13893 (ipcp_redirect): Removed already unused local variable caller.
13894 (ipcp_redirect): New temporary variable orig_callee_info
13895 (ipcp_redirect): Removed newly unused local variable callee.
13896 (ipcp_redirect): Removed (a bit confusing) local variable type.
13897 (ipcp_insert_stage): Added local variable info.
13898 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13900 (ipcp_formal_create): Removed.
13901 (ipcp_method_cval_set): Removed.
13902 (ipcp_propagate_stage): Renamed lattice variables.
13903 (ipcp_method_cval_set_cvalue_type): Removed.
13904 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13905 (ipcp_print_all_lattices): Changed printed strings to refer to
13906 lattices rather than cvals.
13907 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13908 (ipcp_propagate_const): Changed formal parameters.
13909 (build_const_val): Changed formal parameters.
13910 (ipcp_insert_stage): Removed useless variable cvalue
13911 (build_const_val): Changed formal parameters.
13912 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13913 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13914 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13915 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13916 (ipcp_print_func_profile_counts): Changed string from "method" to
13918 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13919 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13920 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13921 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13922 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13923 (ipcp_lat_is_const): Changed parameters and made inline.
13924 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13925 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13926 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13927 the predicate condition directly
13928 (ipcp_propagate_stage): Added local variable args. Removed local
13929 variable callee. (Both are mere code simplifications.)
13930 (ipcp_method_dont_insert_const): Renamed to
13931 ipcp_node_not_modifiable_p.
13932 (ipcp_node_not_modifiable_p): Made inline.
13933 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13934 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13935 (ipcp_print_all_lattices): Removed variable cvalue
13936 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13939 2008-05-06 Olivier Hainque <hainque@adacore.com>
13941 * tree-sra.c (try_instantiate_multiple_fields): Early return
13942 if field has POINTER_TYPE.
13944 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13946 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13947 by using 'q' specifier for instruction.
13948 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13950 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13952 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13953 Change mode of zero_extract from QImode to HImode.
13954 (sign bit tests peepholes): (Ditto.).
13956 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13958 * config/i386/mmx.md: Remove double backslashes from asm templates.
13959 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13960 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13961 to handle nonimmediate operands.
13962 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13963 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13964 to handle nonimmediate operands.
13965 (*mmx_<code>v2sf3_finite): New insn pattern.
13966 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13967 (mmx_<code>v2sf3): New expander. Use
13968 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13969 (mmx_<plusminus_insn><mode>3): New expander. Use
13970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13971 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13972 (mmx_add<mode>3): Removed.
13973 (mmx_ssadd<mode>3): Ditto.
13974 (mmx_usadd<mode>3): Ditto.
13975 (mmx_sub<mode>3): Ditto.
13976 (mmx_sssub<mode>3): Ditto.
13977 (mmx_ussub<mode>3): Ditto.
13978 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13979 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13980 to handle nonimmediate operands.
13981 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13983 (mmx_smulv4hi3_highpart): New expander. Use
13984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13985 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13987 (mmx_umulv4hi3_highpart): New expander. Use
13988 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13989 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13990 (mmx_<code>v4hi3): New expander. Use
13991 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13992 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13993 (mmx_<code>v8qi3): New expander. Use
13994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13995 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13996 (mmx_<code><mode>3): New expander. Use
13997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13999 2008-05-05 Jan Hubicka <jh@suse.cz>
14001 PR tree-optimization/36118
14002 * passes.c (pass_init_dump_file): Fix dump header.
14004 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14006 PR middle-end/36141
14007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14008 VCE for function decls.
14010 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14012 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14014 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14016 * config/i386/i386.md (sat_plusminus): New.
14017 (plusminus_insn): Likewise.
14018 (plusminus_mnemonic): Likewise.
14020 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14021 (*<addsub><mode>3_cc_overflow): Renamed to ...
14022 (*<plusminus_insn><mode>3_cc_overflow): This.
14023 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14024 (*<plusminus_insn>si3_zext_cc_overflow): This.
14026 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14027 (<plusminus_insn><mode>3): This.
14028 (*<addsub><mode>3): Renamed to ...
14029 (*<plusminus_insn><mode>3): This.
14030 (<sse>_vm<addsub><mode>3): Renamed to ...
14031 (<sse>_vm<plusminus_insn><mode>3): This.
14032 (sse3_h<addsub>v4sf3): Renamed to ...
14033 (sse3_h<plusminus_insn>v4sf3): This.
14034 (sse3_h<addsub>v2df3): Renamed to ...
14035 (sse3_h<plusminus_insn>v2df3): This.
14036 (<plusminus_insn><mode>3): New.
14037 (*<plusminus_insn><mode>3): Likewise.
14038 (sse2_<plusminus_insn><mode>3): Likewise.
14039 (add<mode>): Removed.
14040 (*add<mode>3): Likewise.
14041 (sse2_ssadd<mode>3): Likewise.
14042 (sse2_usadd<mode>3): Likewise.
14043 (sub<mode>3): Likewise.
14044 (*sub<mode>3): Likewise.
14045 (sse2_sssub<mode>3): Likewise.
14046 (sse2_ussub<mode>3): Likewise.
14048 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14050 * gthr-single.h: Add in required interface elements as per gthr.h.
14051 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14052 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14053 Generalize UNUSED macro.
14054 (__gthread_once): Add.
14055 (__gthread_key_create): Add.
14056 (__gthread_key_delete): Add.
14057 (__gthread_getspecific): Add.
14058 (__gthread_setspecific): Add.
14060 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14063 the same size types for the indirect reference on the rhs, then
14066 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14068 * config/i386/i386.md
14069 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14070 one insn template instead of template series.
14071 (*xordi_1_rex64): Ditto.
14072 (*xordi_2_rex64): Ditto.
14074 2008-05-05 Ira Rosen <irar@il.ibm.com>
14076 PR tree-optimization/36119
14077 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14080 2008-06-04 Jan Hubicka <jh@suse.cz>
14082 tree-optimization/36100
14083 * tree-pass.h (pass_O0_always_inline): Declare.
14084 * ipa-inline.c (inline_transform): Remove dead code.
14085 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14086 pass_O0_always_inline): New.
14087 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14089 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14091 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14092 mnemonic in this_param move for TARGET_64BIT.
14094 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14096 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14097 (*strmovsi_rex_1): Ditto.
14098 (*strsetsi_1): Ditto.
14099 (*strsetsi_rex_1): Ditto.
14101 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14102 adddicc expanders using SWI mode iterator.
14104 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14107 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14110 2008-05-04 David S. Miller <davem@davemloft.net>
14112 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14113 (sparc*-*-linux*): Use linux.h in tm_file.
14114 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14115 compiler defaulting to 32-bit.
14116 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14118 * config/sparc/linux.h: Remove definitions now obtained
14119 properly from linux.h
14120 * config/sparc/linux64.h: Likewise.
14121 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14122 don't want this setting for 32-bit builds in a biarch compiler.
14123 * doc/install.texi: Add sparc-linux to list of targets
14124 supporting --enable-targets=all.
14126 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14128 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14130 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14132 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14133 after V4SI_FTYPE_V8HI.
14134 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14135 case V4SI_FTYPE_V2DF.
14137 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14139 * doc/invoke.texi (max-flow-memory-locations): Removed.
14140 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14142 2008-05-03 Richard Guenther <rguenther@suse.de>
14144 PR middle-end/34973
14145 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14147 2008-05-02 David S. Miller <davem@davemloft.net>
14149 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14151 2008-05-02 Simon Baldwin <simonb@google.com>
14154 * c-common.h (warn_array_subscript_range): Removed.
14155 * c-common.c (warn_array_subscript_range): Ditto.
14156 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14157 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14159 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14161 * config/i386/i386.c (ix86_special_builtin_type): New.
14162 (bdesc_special_args): Likewise.
14163 (ix86_expand_special_args_builtin): Likewise.
14164 (ix86_init_mmx_sse_builtins): Updated.
14165 (ix86_expand_builtin): Updated.
14166 (ix86_expand_store_builtin): Removed.
14167 (ix86_expand_unop_builtin): Likewise.
14169 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14170 * config/i386/mmintrin.h (__v2sf): Here.
14172 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14174 (_mm_loadl_pi): Likewise.
14175 (_mm_storeh_pi): Replace __v2si with __v2sf.
14176 (_mm_storel_pi): Likewise.
14178 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14179 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14180 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14181 __builtin_ia32_loadlpd.
14183 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14185 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14186 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14187 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14188 (ix86_init_mmx_sse_builtins): Updated.
14189 (ix86_expand_args_builtin): Likewise.
14190 (ix86_expand_builtin): Likewise.
14191 (ix86_expand_unop1_builtin): Renamed to ...
14192 (ix86_expand_unop_vec_merge_builtin): This.
14194 2008-05-01 Jan Hubicka <jh@suse.cz>
14197 * ipa-inline.c (inline_generate_summary): Make static.
14198 (inline_transform): Do not call inlining at -O0; make static.
14199 * passes.c (execute_todo): Add sanity check.
14200 (execute_one_ipa_transform_pass): Execute proper flags.
14202 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14204 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14205 (DECL_NONADDRESSABLE_P): Likewise.
14206 * alias.c (record_component_aliases): Fix comment.
14208 2008-05-01 Simon Baldwin <simonb@google.com>
14210 * c-common.h (warn_array_subscript_range): New function.
14211 * c-common.c (warn_array_subscript_range): Ditto.
14212 * tree-vrp.c (check_array_ref): Corrected code to agree with
14213 comment, ignoring only arrays of size 0 or size 1.
14214 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14216 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14218 * config/i386/i386.c (ix86_builtin_type): Replace
14219 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14220 (bdesc_args): Updated.
14221 (ix86_init_mmx_sse_builtins): Likewise.
14222 (ix86_expand_args_builtin): Likewise.
14224 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14227 * doc/extend.texi: Correct __builtin_ia32_palignr.
14229 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14232 * config/i386/i386.c (bdesc_crc32): Removed.
14233 (ix86_expand_crc32): Likewise.
14234 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14235 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14236 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14237 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14238 UINT_FTYPE_UINT_UCHAR.
14239 (bdesc_args): Updated. Add crc32 builtins.
14240 (ix86_init_mmx_sse_builtins): Updated.
14241 (ix86_expand_args_builtin): Updated to support subreg.
14243 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14245 2008-05-01 Jan Hubicka <jh@suse.cz>
14247 * tree-pass.h (opt_pass): Add IPA_PASS.
14248 (varpool_node, cgraph_node): Forward declare.
14249 (ipa_opt_pass): Define.
14250 (pass_ipa_inline): Turn into ipa_opt_pass.
14251 (pass_apply_inline): Remove.
14252 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14253 (apply_inline): Turn into ....
14254 (inline_transform): ... this one.
14255 (inline_generate_summary): New function.
14256 (pass_apply_inline): Remove.
14257 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14259 (struct function): Add ipa_transforms_to_apply.
14260 * passes.c (register_one_dump_file): Work on IPA_PASS.
14261 (init_optimization_passes): Remove pass_inline_parameters and
14263 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14264 (execute_one_pass) ... here; apply transforms when possible.
14265 (add_ipa_transform_pass, execute_ipa_summary_asses,
14266 execute_one_ipa_transform_pass): New.
14267 (execute_ipa_pass_list): Update for IPA_PASS type.
14269 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14271 * config/i386/i386.c (ix86_builtin_type): Add
14272 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14273 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14274 (bdesc_args): Add SSE4a builtins.
14275 (ix86_init_mmx_sse_builtins): Updated.
14276 (ix86_expand_args_builtin): Likewise.
14277 (ix86_expand_builtin): Likewise.
14279 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14281 * config/i386/i386.c (ix86_builtin_type): Add
14282 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14283 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14284 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14285 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14286 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14287 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14288 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14289 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14290 and DI_FTYPE_DI_DI_INT.
14291 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14292 (ix86_init_mmx_sse_builtins): Updated.
14293 (ix86_expand_args_builtin): Likewise.
14294 (ix86_expand_builtin): Likewise.
14295 (ix86_expand_binop_imm_builtin): Removed.
14297 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14299 2008-04-30 Richard Guenther <rguenther@suse.de>
14301 PR tree-optimization/32921
14302 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14304 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14306 * config/arm/arm.c (arm_unwind_emit): Use
14307 crtl->all_throwers_are_sibcalls instead of
14308 cfun->all_throwers_are_sibcalls.
14309 (arm_output_fn_unwind): Likewise.
14310 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14311 instead of cfun->uses_pic_offset_table.
14312 (frv_expand_prologue): Likewise.
14313 (frv_frame_pointer_required): Likewise.
14314 (frv_expand_fdpic_call): Likewise.
14315 (frv_emit_movsi): Likewise.
14316 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14317 cfun->returns_pcc_struct instead of
14318 current_function_returns_pcc_struct.
14319 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14320 instead of cfun->calls_eh_return.
14321 (m32c_pushm_popm): Likewise.
14322 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14323 "extern" declaration.
14325 2008-04-30 Richard Guenther <rguenther@suse.de>
14327 PR tree-optimization/21636
14328 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14330 (evaluate_stmt): Print the likely value.
14331 (ccp_visit_stmt): Avoid excessive vertical spacing.
14333 2008-04-30 Rafael Espíndola <espindola@google.com>
14335 * builtins.c (fold_call_expr): Return realret.
14336 * tree-ssa-threadedge.c
14337 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14338 __builtin_object_size.
14340 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14342 * gcc.c (wrapper_string): New variable.
14343 (insert_wrapper): New function.
14344 (execute): New option -wrapper.
14345 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14347 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14349 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14350 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14351 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14353 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14354 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14355 config/rs6000/e500crtres64gprctr.asm,
14356 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14357 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14358 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14359 config/rs6000/e500crtsav64gprctr.asm,
14360 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14361 config/rs6000/e500crtsavg64gprctr.asm: New files.
14362 * config/rs6000/t-ppccomm: Add build rules for new files.
14363 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14364 * config/rs6000/t-netbsd: Add build rules for new files.
14365 (LIB2FUNCS_STATIC_EXTRA): New variable.
14366 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14367 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14368 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14370 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14372 * config/i386/i386.c (ix86_builtin_type): Add
14373 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14374 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14375 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14376 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14377 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14378 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14379 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14380 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14381 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14382 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14383 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14384 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14385 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14386 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14387 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14388 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14389 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14390 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14391 V1DI_FTYPE_V2SI_V2SI.
14392 (bdesc_2arg): Moved to ...
14393 (bdesc_args): Here.
14394 (ix86_init_mmx_sse_builtins): Updated.
14395 (ix86_expand_args_builtin): Updated. Take a pointer
14396 to const struct builtin_description. Handle comparison
14398 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14399 (ix86_expand_builtin): Updated.
14401 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14402 (ssse3_pmaddubsw128): This.
14403 (ssse3_pmaddubswv4hi3): Renamed to ...
14404 (ssse3_pmaddubsw): This.
14406 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14407 (__builtin_ia32_packssdw128): Likewise.
14408 (__builtin_ia32_packuswb128): Likewise.
14409 (__builtin_ia32_pmaddubsw): Likewise.
14410 (__builtin_ia32_pmaddubsw128): Likewise.
14412 2008-04-30 Richard Guenther <rguenther@suse.de>
14414 PR tree-optimization/14847
14415 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14416 (recognize_bits_test): Use it.
14417 (recognize_single_bit_test): Likewise.
14419 2008-04-30 Martin Jambor <mjambor@suse.cz>
14421 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14422 instead of setting number of formal parameters to zero.
14423 (ipcp_init_stage): Do not set the number of actual parameters to zero
14425 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14426 which are called with variable number of arguments.
14427 (ipcp_insert_stage): Explicitely skipping all nodes which are
14428 called with variable number of arguments.
14429 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14430 number of parameters.
14432 * ipa-prop.h (struct ipa_node_params): Added flag
14433 called_with_var_arguments
14434 (ipa_set_param_count): Added. Changed sole setter to use it.
14435 (ipa_get_param_count): Added. All readers of param_count
14436 converted to use it instead.
14437 (ipa_set_called_with_variable_arg): Added.
14438 (ipa_is_called_with_var_arguments): Added.
14439 (ipa_get_ith_param): Added. All readers of param_decls converted
14441 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14443 (ipa_get_cs_argument_count): Added, all readers of argument_count
14445 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14448 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14449 (struct ipcp_lattice): Renamed cval_type to type
14450 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14452 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14453 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14454 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14455 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14456 (build_const_val): Changed the type of parameter cvalue to tree
14457 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14458 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14460 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14463 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14464 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14465 (ipa_add_method): Renamed to ipa_push_func_to_list
14466 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14467 (ipa_callsite_param_count): Removed.
14468 (ipa_callsite_param_count_set): Removed.
14469 (ipa_callsite_param): Removed.
14470 (ipa_callsite_callee): Removed.
14471 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14472 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14473 (ipa_method_formal_count): Removed.
14474 (ipa_method_formal_count_set): Removed.
14475 (ipa_method_get_tree): Removed.
14476 (ipa_method_tree_map_create): Removed.
14477 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14478 (ipa_create_param_decls_array): Creates the array itself
14479 (ipa_create_param_decls_array): Temporary variable info instead of
14480 a few dereferences.
14481 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14482 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14483 (get_type): Removed.
14484 (ipa_jf_get_info_type): Removed.
14485 (ipa_node_create): Renamed to ipa_create_node_params
14486 (ipa_free): Renamed to ipa_free_all_node_params
14487 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14488 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14489 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14490 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14491 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14492 ipa_free_all_edge_args
14493 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14494 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14495 (ipa_create_methodlist_node): Removed.
14496 (ipa_methodlist_method): Removed.
14497 (ipa_methodlist_method_set): Removed.
14498 (ipa_methodlist_next_method): Removed.
14499 (ipa_methodlist_next_method_set): Removed.
14500 (ipa_method_is_modified): Removed.
14501 (ipa_method_modify_create): Removed.
14502 (ipa_method_modify_init): Temporary variable info instead of a few
14504 (ipa_detect_param_modifications): Temporary variable info instead of
14505 a few dereferences.
14506 (ipa_compute_jump_functions): Temporary variable info instead of
14507 a few dereferences.
14508 (ipa_method_modify_set): Removed.
14509 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14510 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14511 than craph_node as the first parameter.
14512 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14513 (ipa_method_modify_init): Removed.
14514 (ipa_compute_jump_functions): Added a temp variable instead of
14515 repeatadly dereferencing the cgraph_edge.aux pointer
14516 (ipa_callsite_param_set_type): Removed.
14517 (ipa_compute_jump_functions): i renamed to index and moved to
14519 (ipa_callsite_param_set_info_type_formal): Removed.
14520 (ipa_callsite_param_set_info_type): Removed.
14521 (ipa_callsite_param_map_create): Removed.
14522 (ipa_callsite_tree): Removed.
14523 (ipa_callsite_caller): Removed.
14524 (ipa_pop_func_from_list): return_method removed to return_func
14526 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14527 prefixed all values with IPA_. Changed all users.
14528 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14529 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14530 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14531 (union parameter_info): Renamed to jump_func_value.
14532 (union jump_func_value): Renamed value to constant
14533 (struct ipa_jump_func): Renamed info_type to value
14534 (struct ipa_node): Renamed to ipa_node_params
14535 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14536 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14537 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14538 (struct ipa_edge): Renamed to ipa_edge_args
14539 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14540 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14541 (struct ipa_methodlist): Renamed to ipa_func_list
14542 (struct ipa_func_list): method_p renamed to node, next_method
14544 (ipa_methodlist_p): Removed, switched all users to struct pointer
14545 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14547 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14549 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14550 (rs6000_emit_epilogue): Use backchain to restore only when we
14551 have a large frame. Make use of frame pointer to restore if we
14552 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14554 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14556 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14557 Add mode to zero_extract.
14558 (sign bit tests peepholes): (Ditto.).
14560 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14562 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14563 Instructions in comments with SSE3.
14564 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14565 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14566 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14567 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14568 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14569 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14570 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14571 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14572 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14573 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14574 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14575 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14576 (bdesc_sse_args): Renamed to ...
14577 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14578 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14579 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14580 IX86_BUILTIN_FABSQ.
14581 (bdesc_1arg): Moved to ...
14582 (bdesc_args): Here.
14583 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14584 Instructions in comments with SSE3.
14585 (ix86_expand_sse_operands_builtin): Renamed to ...
14586 (ix86_expand_args_builtin): This. Updated.
14587 (ix86_expand_unop1_builtin): Update comments.
14588 (ix86_expand_builtin): Updated.
14590 2008-04-29 Richard Guenther <rguenther@suse.de>
14592 PR tree-optimization/36078
14593 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14594 Update virtual SSA form after cleaning up the CFG.
14596 2008-04-29 Richard Guenther <rguenther@suse.de>
14598 PR middle-end/15255
14599 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14601 2008-04-29 Richard Guenther <rguenther@suse.de>
14603 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14604 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14605 (compute_flow_insensitive_aliasing): Do not treat
14606 PTR_IS_REF_ALL pointers special.
14607 (get_smt_for): Likewise.
14608 (may_alias_p): Re-structure.
14609 (is_escape_site): A ref-all pointer conversion is not an escape site.
14610 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14611 PTR_IS_REF_ALL pointers special.
14612 * tree-ssa-structalias.h (struct alias_info): Remove
14613 ref_all_symbol_mem_tag field.
14614 (PTR_IS_REF_ALL): Remove.
14616 2008-04-29 Richard Guenther <rguenther@suse.de>
14618 PR middle-end/36077
14619 * fold-const.c (extract_muldiv_1): In combining division constants
14620 make sure to never overflow.
14622 2008-04-29 Nick Clifton <nickc@redhat.com>
14624 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14626 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14629 * optc-gen.awk: Work around HP-UX/IA awk bug.
14631 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14633 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14636 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14639 * config/i386/i386.md
14640 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14641 Change operand 1 predicate to nonimmediate_operand.
14643 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14646 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14648 * gengtype.c (walk_type, write_func_for_structure): Handle
14650 * doc/gty.texi: Document chain_circular.
14652 2008-04-28 Richard Guenther <rguenther@suse.de>
14654 PR tree-optimization/36066
14655 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14658 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/i386.md
14662 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14663 Use match_scratch instead of match_operand for operands 3 and 4.
14665 2008-04-27 Richard Guenther <rguenther@suse.de>
14667 PR tree-optimization/18754
14668 PR tree-optimization/34223
14669 * tree-pass.h (pass_complete_unrolli): Declare.
14670 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14671 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14672 Rewrite loop into loop closed SSA form if it is not already.
14673 (tree_unroll_loops_completely): Re-structure to iterate over
14674 innermost loops with intermediate CFG cleanups.
14675 Unroll outermost loops only if requested or the code does not grow
14677 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14678 loops are available.
14679 (tree_vectorize): Instead do so here.
14680 (tree_complete_unroll): Also unroll outermost loops.
14681 (tree_complete_unroll_inner): New function.
14682 (gate_tree_complete_unroll_inner): Likewise.
14683 (pass_complete_unrolli): New pass.
14684 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14685 uses outside of the loop.
14686 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14687 form if it is available.
14688 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14689 * passes.c (init_optimization_passes): Schedule complete inner
14690 loop unrolling pass before the first CCP pass after final inlining.
14692 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14694 * targhooks.h (default_emutls_var_fields,
14695 default_emutls_var_init): Declare.
14696 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14697 * target.h (struct gcc_target): Add struct emutls member.
14698 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14699 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14700 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14701 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14702 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14703 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14704 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14705 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14706 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14707 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14708 emit debug information.
14709 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14710 * varasm.c: Include targhooks.h.
14711 (emutls_object_section, emutls_tmpl_section): New.
14712 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14713 (EMUTLS_SEPARATOR): New.
14714 (prefix_name): New.
14715 (get_emutls_object_name): New.
14716 (default_emutls_var_fields): New, broken out of ...
14717 (get_emutls_object_type): ... here. Adjust to use target hooks.
14718 (get_emutls_init_templ_addr): Adjust to use target hooks.
14719 (emutls_decl): Adjust to use target hooks.
14720 (emutls_finish): Likewise.
14721 (default_emutls_var_init): New, broken out of ...
14722 (assemble_variable): ... here. Adjust to use target hooks.
14723 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14724 SECCAT_EMUTLS_TMPL.
14725 * c-common.c (handle_section_attribute): Prevent overriding
14726 sections for emulated tls with special sections.
14727 * config/i386/i386.c (x86_64_elf_select_section): Add
14728 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14729 (x86_64_elf_unique_section): Likewise.
14730 * config/vxworks.c: Include tree.h.
14731 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14732 (vxworks_override_options): Set TLS scheme.
14733 * doc/tm.texi (Emulated TLS): New node.
14735 2008-04-26 Simon Baldwin <simonb@google.com>
14738 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14739 with propagated string constants.
14741 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14743 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14744 constraint for operand 2 when operand 0 is memory operand.
14745 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14746 operand 0 is memory operand.
14747 (fix_trunc<mode>_i387_with_temp): Ditto.
14748 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14749 operand 2 when operand 1 is memory operand.
14750 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14751 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14752 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14753 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14754 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14755 operands 2,3 and 4 when operand 1 is memory operand.
14756 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14758 (fistdi2_floor_with_temp): Ditto.
14759 (fist<mode>2_floor_with_temp): Ditto.
14760 (fistdi2_ceil_with_temp): Ditto.
14761 (fist<mode>2_ceil_with_temp): Ditto.
14762 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14764 2008-04-26 David Daney <ddaney@avtrex.com>
14766 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14768 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14769 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14770 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14771 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14772 (compare_and_swap_12): New insn.
14773 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14774 * config/mips/mips.c (mips_force_binary): New function.
14775 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14776 (mips_expand_compare_and_swap_12): New function.
14777 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14779 2008-04-25 Jan Hubicka <jh@suse.cz>
14782 * cfgexpand.c (pass_expand): Turn into RTL pass.
14783 * passes.c (execute_one_pass): Do pass typechecking after execution.
14784 * tree-pass.h (pass_expand): Turn into RTL pass.
14786 * function.h (struct rtl_data): Move here fields
14787 accesses_prior_frames, calls_eh_return, saves_all_registers,
14788 has_nonlocal_goto, has_asm_statement, is_thunk,
14789 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14790 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14791 arg_pointer_save_area_init from struct function; turn into bool.
14792 (struct function): Move
14793 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14794 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14795 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14796 tail_call_emit, arg_pointer_save_area_init
14797 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14798 (current_function_returns_struct, current_function_returns_pcc_struct,
14799 current_function_calls_setjmp, current_function_calls_alloca,
14800 current_function_accesses_prior_frames,
14801 current_function_calls_eh_return, current_function_is_thunk,
14802 current_function_stdarg, current_function_profile,
14803 current_function_limit_stack, current_function_uses_pic_offset_table,
14804 current_function_uses_const_pool, current_function_has_nonlocal_label,
14805 current_function_saves_all_registers,
14806 current_function_has_nonlocal_goto,
14807 current_function_has_asm_statement): Remove accesor macros.
14808 * ra-conflict.c (global_conflicts): Update.
14809 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14810 (suitable_for_tail_call_opt_p): Update.
14811 * builtins.c (expand_builtin_return_addr): Update.
14812 (expand_builtin_setjmp_setup): Update.
14813 (expand_builtin_nonlocal_goto): Update.
14814 * final.c (final_start_function): Update.
14815 (profile_function): Update.
14816 (leaf_function_p): Update.
14817 (only_leaf_regs_used): Update.
14818 * df-scan.c (df_get_exit_block_use_set): Update.
14819 * dojump.c (clear_pending_stack_adjust): Update.
14820 * tree-stdarg.c (gate_optimize_stdarg): Update.
14821 * gimple-low.c (lower_function_body): Update.
14822 * global.c (compute_regsets): Update.
14823 (global_alloc): Update.
14824 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14825 * expr.c (expand_assignment): Update.
14826 * dse.c (dse_step0): Update.
14827 (dse_step1): Update.
14828 * c-decl.c (store_parm_decls): Update.
14829 * local-alloc.c (combine_regs): Update.
14830 (find_free_reg): Update.
14831 * function.c (assign_parms_augmented_arg_list): Update.
14832 (assign_parm_find_data_types): Update.
14833 (assign_parms): Update.
14834 (allocate_struct_function): Update.
14835 (expand_function_start): Update.
14836 (expand_function_end): Update.
14837 (get_arg_pointer_save_area): Update.
14838 (thread_prologue_and_epilogue_insns): Update.
14839 (rest_of_match_asm_constraints): Update.
14840 * stor-layout.c (variable_size): Update.
14841 * gcse.c (gcse_main): Update.
14842 (bypass_jumps): Update.
14843 * gimplify.c (gimplify_function_tree): Update.
14844 * calls.c (emit_call_1): Update.
14845 (expand_call): Update.
14846 * bt-load.c (compute_defs_uses_and_gen): Update.
14847 * except.c (sjlj_assign_call_site_values): Update.
14848 (sjlj_emit_function_enter): Update.
14849 (can_throw_external): Update.
14850 (set_nothrow_function_flags): Update.
14851 (expand_builtin_unwind_init): Update.
14852 (expand_eh_return): Update.
14853 (convert_to_eh_region_ranges): Update.
14854 (output_function_exception_table): Update.
14855 * emit-rtl.c (gen_tmp_stack_mem): Update.
14856 * cfgexpand.c (expand_used_vars): Update.
14857 (tree_expand_cfg): Update.
14858 * cfgcleanup.c (rest_of_handle_jump): Update.
14859 * explow.c (allocate_dynamic_stack_space): Update.
14860 * varasm.c (assemble_start_function): Update.
14861 (force_const_mem): Update.
14862 (mark_constant_pool): Update.
14863 * tree-optimize.c (tree_rest_of_compilation): Update.
14864 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14865 * tree-cfg.c (notice_special_calls): Update.
14866 (is_ctrl_altering_stmt): Update.
14867 (tree_can_make_abnormal_goto): Update.
14868 (tree_purge_dead_abnormal_call_edges): Update.
14869 * config/alpha/predicates.md: Update.
14870 * config/alpha/alpha.c (alpha_sa_mask): Update.
14871 (alpha_sa_size): Update.
14872 (alpha_does_function_need_gp): Update.
14873 (alpha_expand_prologue): Update.
14874 (alpha_start_function): Update.
14875 (alpha_output_function_end_prologue): Update.
14876 (alpha_expand_epilogue): Update.
14877 * config/frv/frv.c (frv_stack_info): Update.
14878 (frv_expand_epilogue): Update.
14879 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14880 (s390_register_info): Update.
14881 (s390_frame_info): Update.
14882 (s390_init_frame_layout): Update.
14883 (s390_can_eliminate): Update.
14884 (save_gprs): Update.
14885 * config/spu/spu.c (spu_split_immediate): Update.
14886 (need_to_save_reg): Update.
14887 (spu_expand_prologue): Update.
14888 (spu_expand_epilogue): Update.
14889 * config/sparc/sparc.md: Update.
14890 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14891 (sparc_tls_got): Update.
14892 (legitimize_pic_address): Update.
14893 (sparc_emit_call_insn): Update.
14894 (sparc_expand_prologue): Update.
14895 (output_return): Update.
14896 (print_operand): Update.
14897 (sparc_function_ok_for_sibcall): Update.
14898 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14899 * config/m32r/m32r.md: Update.
14900 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14901 (m32r_compute_frame_size): Update.
14902 (m32r_expand_prologue): Update.
14903 (m32r_expand_epilogue): Update.
14904 (m32r_legitimize_pic_address): Update.
14905 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14906 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14907 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14908 (gen_push): Update.
14909 (ix86_save_reg): Update.
14910 (ix86_compute_frame_layout): Update.
14911 (ix86_expand_prologue): Update.
14912 (ix86_expand_epilogue): Update.
14913 * config/sh/sh.c (output_stack_adjust): Update.
14914 (calc_live_regs): Update.
14915 (sh5_schedule_saves): Update.
14916 (sh_expand_prologue): Update.
14917 (sh_expand_epilogue): Update.
14918 (sh_setup_incoming_varargs): Update.
14919 (sh_allocate_initial_value): Update.
14920 (sh_get_pr_initial_val): Update.
14921 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14922 * config/sh/sh.md (label:): Update.
14923 * config/avr/avr.c (out_movhi_mr_r): Update.
14924 * config/crx/crx.h (enum): Update.
14925 * config/xtensa/xtensa.h (along): Update.
14926 * config/stormy16/stormy16.c Update.
14927 (xstormy16_compute_stack_layout): Update.
14928 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14929 (fr30_expand_prologue): Update.
14930 * config/cris/cris.c (cris_conditional_register_usage): Update.
14931 (cris_reg_saved_in_regsave_area): Update.
14932 (cris_initial_frame_pointer_offset): Update.
14933 (cris_simple_epilogue): Update.
14934 (cris_expand_prologue): Update.
14935 (cris_expand_epilogue): Update.
14936 (cris_expand_pic_call_address): Update.
14937 (cris_asm_output_symbol_ref): Update.
14938 (cris_asm_output_label_ref): Update.
14939 * config/cris/cris.md Update.
14940 * config/iq2000/iq2000.c (compute_frame_size): Update.
14941 (iq2000_expand_epilogue): Update.
14942 * config/mt/mt.h (save_direction): Update.
14943 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14944 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14945 (ia64_secondary_reload_class): Update.
14946 * config/m68k/m68k.c (m68k_save_reg): Update.
14947 (m68k_expand_prologue): Update.
14948 (m68k_expand_epilogue): Update.
14949 (legitimize_pic_address): Update.
14950 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14951 (first_reg_to_save): Update.
14952 (first_altivec_reg_to_save): Update.
14953 (compute_vrsave_mask): Update.
14954 (compute_save_world_info): Update.
14955 (rs6000_stack_info): Update.
14956 (spe_func_has_64bit_regs_p): Update.
14957 (rs6000_ra_ever_killed): Update.
14958 (rs6000_emit_eh_reg_restore): Update.
14959 (rs6000_emit_allocate_stack): Update.
14960 (rs6000_emit_prologue): Update.
14961 (rs6000_emit_epilogue): Update.
14962 (rs6000_output_function_epilogue): Update.
14963 (output_profile_hook): Update.
14964 (rs6000_elf_declare_function_name): Update.
14965 * config/rs6000/rs6000.h (rs6000_args): Update.
14966 * config/rs6000/rs6000.md: Update.
14967 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14968 * config/arc/arc.c (arc_output_function_epilogue): Update.
14969 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14970 * config/darwin.c (machopic_function_base_name): Update.
14971 * config/score/score3.c (score3_compute_frame_size): Update.
14974 (score3_epilogue): Update.
14975 * config/score/score7.c (score7_compute_frame_size): Update.
14976 (score7_prologue): Update.
14977 (score7_epilogue): Update.
14978 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14979 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14980 * config/arm/arm.c (use_return_insn): Update.
14981 (require_pic_register): Update.
14982 (arm_load_pic_register): Update.
14983 (arm_compute_save_reg0_reg12_mask): Update.
14984 (arm_compute_save_reg_mask): Update.
14985 (thumb1_compute_save_reg_mask): Update.
14986 (output_return_instruction): Update.
14987 (arm_output_function_prologue): Update.
14988 (arm_output_epilogue): Update.
14989 (arm_get_frame_offsets): Update.
14990 (arm_expand_prologue): Update.
14991 (thumb_pushpop): Update.
14992 (thumb_exit): Update.
14993 (thumb1_expand_prologue): Update.
14994 (thumb1_expand_epilogue): Update.
14995 (arm_unwind_emit): Update.
14996 (arm_output_fn_unwind): Update.
14997 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14998 * config/arm/arm.md: Update.
14999 * config/pa/pa.md: Update.
15000 * config/pa/pa.c (legitimize_pic_address): Update.
15001 (compute_frame_size): Update.
15002 (hppa_expand_prologue): Update.
15003 (hppa_expand_epilogue): Update.
15004 (borx_reg_operand): Update.
15005 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15006 (HARD_REGNO_RENAME_OK): Update.
15007 * config/mips/mips.c (mips_global_pointer): Update.
15008 (mips_save_reg_p): Update.
15009 (mips_compute_frame_info): Update.
15010 (mips_frame_pointer_required): Update.
15011 (mips_expand_prologue): Update.
15012 (mips_expand_epilogue): Update.
15013 (mips_can_use_return_insn): Update.
15014 (mips_reorg_process_insns): Update.
15015 * config/v850/v850.c (compute_register_save_size): Update.
15016 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15017 * config/mmix/mmix.c (along): Update.
15018 (mmix_expand_epilogue): Update.
15019 * config/bfin/bfin.c (legitimize_pic_address): Update.
15020 (must_save_p): Update.
15021 (stack_frame_needed_p): Update.
15022 (add_to_reg): Update.
15023 (bfin_expand_prologue): Update.
15024 * stmt.c (expand_asm_operands): Update.
15025 * reload1.c (reload): Update.
15026 (init_elim_table): Update.
15028 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15030 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15032 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15034 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15035 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15036 (mov<mode>): Removed.
15037 (*movv4sf_internal): Likewise.
15038 (*movv2df_internal): Likewise.
15040 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15042 * config.gcc (crx-*-elf): Remove deprecation.
15044 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15046 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15047 __gcc_deregister_frame with atexit.
15048 (deregister_frame_dtor): Remove.
15050 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15051 Nathan Sidwell <nathan@codesourcery.com>
15053 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15055 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15056 (rs6000_isel): Likewise.
15057 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15058 (rs6000_isel): New variable.
15059 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15061 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15064 * c-common.c (handle_vector_size_attribute): Call
15065 lang_hooks.types.reconstruct_complex_type instead of
15066 reconstruct_complex_type.
15067 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15068 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15069 * langhooks.h (struct lang_hooks_for_types): Add
15070 reconstruct_complex_type hook.
15071 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15072 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15074 2008-04-24 Richard Guenther <rguenther@suse.de>
15076 * c-common.h (check_builtin_function_arguments): Declare.
15077 * c-common.c (validate_nargs): New function.
15078 (check_builtin_function_arguments): Likewise.
15079 * c-typeck.c (build_function_call): Call
15080 check_builtin_function_arguments.
15081 * builtins.c (fold_builtin_classify): Remove error reporting code.
15082 (fold_builtin_unordered_cmp): Likewise.
15083 (fold_builtin_1): Likewise.
15084 (fold_builtin_n): Likewise.
15086 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15088 PR tree-optimization/36008
15089 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15090 the original op1, rather than delta by step.
15092 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15093 Sebastian Pop <sebastian.pop@amd.com>
15095 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15096 eliminate_local_variables_stmt, eliminate_local_variables,
15097 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15098 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15099 of code delimited by two edges in the CFG.
15100 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15101 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15102 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15103 the case of parallelisation of reductions.
15104 (expr_invariant_in_region_p): New.
15106 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15107 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15109 2008-04-24 Ira Rosen <irar@il.ibm.com>
15110 Richard Guenther <rguenther@suse.de>
15112 PR tree-optimization/36034
15113 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15114 incapable of dealing with loads with gaps.
15116 2008-04-24 Rafael Espíndola <espindola@google.com>
15118 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15119 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15120 vrp_evaluate_conditional.
15121 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15122 (vrp_evaluate_conditional): Split the cond argument.
15123 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15124 (simplify_stmt_for_jump_threading): Update call to
15125 vrp_evaluate_conditional.
15127 2008-04-24 Ira Rosen <irar@il.ibm.com>
15129 PR tree-optimization/35982
15130 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15131 interleaved data-refs are of the same type.
15133 2008-04-24 Danny Smith <dannysmith@users.net>
15135 * c-format.c (check_format_info_main): Use strncmp rather than a
15136 magic prefix to handle multichar length specs.
15137 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15138 Don't prefix "I64" and "I32" with '\0'.
15140 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15143 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15144 in registers for -m32 only if stdarg_p (fntype).
15146 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15148 PR rtl-optimization/36006
15149 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15150 temp to op0 in order to avoid invalid rtx sharing.
15152 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15154 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15155 check TREE_INVARIANT.
15156 * tree-gimple.c (is_gimple_address): New.
15157 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15158 * tree-gimple.h (is_gimple_address): New.
15159 * tree.h (decl_address_invariant_p): New.
15160 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15161 (build_string): Likewise.
15162 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15163 (tree_invariant_p_1): Likewise.
15164 (save_expr): Use it.
15165 (tree_invariant_p): New.
15166 (skip_simple_arithmetic): Use it.
15167 (stabilize_reference_1): Use it.
15168 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15170 (build1_stat): Drop code to compute TREE_INVARIANT.
15171 (build2_stat): Drop code to compute TREE_INVARIANT.
15172 (build3_stat): Drop code to compute TREE_INVARIANT.
15173 (build4_stat): Drop code to compute TREE_INVARIANT.
15174 (build5_stat): Drop code to compute TREE_INVARIANT.
15175 (build7_stat): Drop code to compute TREE_INVARIANT.
15176 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15177 * tree.h (struct tree_base): Remove invariant_flag.
15178 (TREE_INVARIANT): Remove.
15179 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15180 (fold_builtin_expect): Check TREE_CONSTANT.
15181 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15182 * c-tree.h (c_expr_to_decl): Drop third parameter.
15183 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15184 (build_c_cast): Don't set TREE_INVARIANT.
15185 (pop_init_level): Don't set TREE_INVARIANT.
15186 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15187 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15189 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15190 (gimplify_addr_expr): Adjust comment.
15191 * tree-mudflap.c (mf_build_string):
15192 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15193 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15194 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15195 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15196 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15197 * langhooks.h (struct lang_hooks): Drop third parameter from
15200 2008-04-23 Richard Guenther <rguenther@suse.de>
15202 PR tree-optimization/27799
15203 PR tree-optimization/32921
15204 PR tree-optimization/32624
15205 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15206 SMTs aliases and the tag itself into the solution.
15207 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15208 merge the points-to solution back into the SMT aliases.
15209 (may_alias_p): Use alias_set_subset_of instead of
15210 aliases_conflict_p. A pointer which points to
15211 memory with alias set zero may access any variable.
15213 2008-04-23 Richard Guenther <rguenther@suse.de>
15215 * alias.c (alias_set_subset_of): Correctly handle asking
15216 if zero is a subset of an alias set with zero child.
15217 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15218 (compute_flow_insensitive_aliasing): Correctly walk all
15219 pointers. Do not unnecessarily union sets.
15221 2008-04-23 Richard Guenther <rguenther@suse.de>
15223 PR middle-end/36021
15224 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15226 2008-04-22 Tomas Bily <tbily@suse.cz>
15228 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15230 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15232 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15233 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15234 * tree-inline.c (estimate_num_insns_1): Likewise.
15235 * varasm.c (const_hash_1, compare_constant, copy_constant)
15236 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15237 * emit-rtl.c (component_ref_for_mem_expr)
15238 (set_mem_attributes_minus_bitpos): Likewise.
15239 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15240 (is_aligning_offset): Likewise.
15241 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15242 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15243 * dojump.c (do_jump): Likewise.
15244 * builtins.c (get_pointer_alignment, get_memory_rtx)
15245 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15246 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15248 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15250 PR rtl-optimization/36017
15251 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15252 expanding the library call.
15254 2008-04-22 Ian Lance Taylor <iant@google.com>
15256 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15257 than size_in_bytes.
15259 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15261 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15262 of LR/CTR moves for Power6.
15264 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15266 PR middle-end/36003
15267 * passes.c (init_optimization_passes): Remove
15268 pass_fast_rtl_byte_dce.
15270 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15273 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15274 builtin functions to generate faster code.
15275 (_mm_cvtpu16_ps): Ditto.
15276 (_mm_cvtpi32x2_ps): Ditto.
15278 2008-04-22 Nick Clifton <nickc@redhat.com>
15280 * common.opt (ftree-loop-distribution): Add Optimization
15283 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15284 (frv_expand_builtin_va_start): Likewise.
15286 * config/arm/arm.c (thumb_find_work_register): Fix location of
15287 argument register count.
15289 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15291 Support scheduling for ColdFire V1 and V3 microarchitecture.
15292 Improve scheduling of multiplication instructions.
15294 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15295 (mac): New instruction attribute.
15296 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15297 (m68k_sched_mac): New variable.
15298 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15299 Handle cfv1 and cfv3.
15300 (max_insn_size): New static variable.
15301 (struct _sched_ib): New type.
15302 (sched_ib): New static variable.
15303 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15304 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15305 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15307 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15308 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15309 new variables. Update.
15310 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15311 Add modeling of cfv3 instruction buffer. Update.
15312 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15313 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15314 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15315 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15316 a particular reservation applies to.
15317 (type2): Reorganize attribute values. Rename alu to alu_reg,
15318 alu_l to alu, move_l to omove. Join move to alu. Split mul
15319 to mul_l and mul_w.
15320 (cf_ib_*): Simplify description of instruction buffer.
15321 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15322 (cf_mem): Split into cf_mem1 and cf_mem2.
15323 (cf_v2_move_??): Rename to cfv12_alu_??.
15324 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15325 (cf_v2_mul_??): Remove reservations.
15326 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15327 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15328 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15330 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15331 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15332 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15333 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15334 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15335 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15336 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15337 expansions of the above reservations for instructions of sizes
15340 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15342 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15344 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15346 * coverage.c: Include tree-pass.h.
15347 (coverage_counter_alloc): Print da_file_name to the dump file.
15349 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15351 * sbitmap.c (sbitmap_range_empty_p): New function.
15352 * sbitmap.h (sbitmap_range_empty_p): New function.
15353 * bitmap.h: Now includes obstack.h.
15355 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15356 Kenneth Zadeck <zadeck@naturalbridge.com>
15358 * dbgcnt.def (ra_byte_scan): Added.
15359 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15360 when the last hit happens for a counter.
15361 * timevar.def (TV_DF_BYTE_LR): New variable.
15362 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15363 * passes.c (pass_fast_rtl_byte_dce): New pass.
15364 * fwprop.c (update_df): Added mode to call df_ref_create.
15365 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15366 DF_REF_EXTRACT_OFFSET.
15367 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15368 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15370 (df_ref_extract): Added mode field.
15371 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15372 DF_REF_EXTRACT_OFFSET.
15373 (DF_REF_EXTRACT_MODE): New macro.
15374 (df_byte_lr_bb_info): New structure.
15375 (df_print_byte_regset, df_compute_accessed_bytes,
15376 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15377 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15378 df_byte_lr_simulate_uses,
15379 df_byte_lr_simulate_artificial_refs_at_top,
15380 df_byte_lr_simulate_artificial_refs_at_end,
15381 df_compute_accessed_bytes): New function.
15382 (df_ref_create): Add parameter.
15383 (df_byte_lr_get_bb_info): New inline function.
15384 * df-scan.c (df_ref_record, df_uses_record,
15385 df_ref_create_structure): Added mode parameter.
15386 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15387 df_defs_record, df_uses_record, df_get_conditional_uses,
15388 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15389 df_entry_block_defs_collect, df_exit_block_uses_collect):
15390 Added mode parameter to calls to df_ref_record, df_uses_record,
15391 df_ref_create_structure.
15392 (df_ref_equal_p, df_ref_compare): Added test for modes.
15393 (df_ref_create_structure): Added code to set mode. Renamed
15394 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15395 DF_REF_EXTRACT_OFFSET.
15396 * df-core.c (df_print_byte_regset): New function.
15397 * df-byte-scan.c: New file.
15398 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15399 calls to BITMAP_FREE.
15400 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15401 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15402 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15403 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15404 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15405 df_byte_lr_local_compute, df_byte_lr_init,
15406 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15407 df_byte_lr_transfer_function, df_byte_lr_free,
15408 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15409 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15410 df_byte_lr_simulate_uses,
15411 df_byte_lr_simulate_artificial_refs_at_top,
15412 df_byte_lr_simulate_artificial_refs_at_end): New function.
15413 * dce.c (byte_dce_process_block): New function.
15414 (dce_process_block): au is now passed in rather than computed
15415 locally. Changed loops that look at artificial defs to not look
15416 for conditional or partial ones, because there never are any.
15417 (fast_dce): Now is able to drive byte_dce_process_block or
15418 dce_process_block depending on the kind of dce being done.
15419 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15420 (rest_of_handle_fast_byte_dce): New function.
15421 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15422 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15424 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15427 * gcc.h: Added fortran options that take arguments to
15428 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15431 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15433 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15434 scalarization if on the LHS and not a full access.
15436 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15438 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15440 2008-04-18 Rafael Espíndola <espindola@google.com>
15442 * tree-vrp.c (find_case_label_index): Fix the binary search.
15443 (find_case_label_range): New.
15444 (vrp_visit_switch_stmt): Use find_case_label_range.
15445 (simplify_switch_using_ranges): Use find_case_label_range.
15447 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15449 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15450 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15452 2008-04-18 Tom Tromey <tromey@redhat.com>
15455 * doc/cpp.texi (Implementation-defined behavior): Mention
15458 2008-04-18 Ian Lance Taylor <iant@google.com>
15460 * fold-const.c (pointer_may_wrap_p): New static function.
15461 (fold_comparison): Add another test for pointer overflow. Use
15462 pointer_may_wrap_p to disable some false positives.
15464 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15466 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15467 (fname_as_string): Match updated cpp_interpret_string prototype.
15468 (fix_string_type): Support char16_t* and char32_t*.
15469 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15470 derivative) nodes. Register as builtin if C++0x.
15471 (c_parse_error): Support CPP_CHAR{16,32}.
15472 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15473 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15474 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15475 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15476 CTI_CHAR32_ARRAY_TYPE>: New elements.
15477 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15478 char32_type_node, signed_char32_type_node, char16_array_type_node,
15479 char32_array_type_node): New defines.
15480 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15481 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15482 (lex_string): Support CPP_STRING{16,32}, match updated
15483 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15484 (lex_charconst): Support CPP_CHAR{16,32}.
15485 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15486 and CPP_STRING{16,32}.
15488 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15491 * aclocal.m4: Regenerate.
15492 * configure: Regenerate.
15494 2008-04-18 Jan Hubicka <jh@suse.cz>
15496 * except.c (dw2_size_of_call_site_table,
15497 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15499 * cgraphbuild.c (build_cgraph_edges): Update.
15500 * tree-pass.h: Update comment.
15501 * final.c (leaf_function_p): Update.
15502 (leaf_renumber_regs): Update.
15503 (rest_of_clean_state): Update.
15504 * omp-low.c (expand_omp_parallel): Update.
15505 * ipa-reference.c (analyze_function): Update.
15506 * reorg.c (find_end_label): Update.
15507 (optimize_skip): Update.
15508 (fill_simple_delay_slots): Update.
15509 (fill_simple_delay_slots): Update.
15510 (make_return_insns): Update.
15511 (dbr_schedule): Update.
15512 * gimple-low.c (record_vars_into): Update.
15513 * cfgbuild.c (make_edges): Update.
15514 * function.c (assign_stack_local): Update.
15515 (assign_parm_adjust_stack_rtl): Update.
15516 (locate_and_pad_parm): Update.
15517 (allocate_struct_function): Do not initialize stack_alignment_needed
15518 and preferred_stack_boundary here.
15519 (stack_protect_prologue): Update.
15520 (stack_protect_epilogue): Update.
15521 (expand_function_start): Initialize stack_alignment_needed,
15522 preferred_stack_boundary and max_jumptable_ents.
15523 (expand_function_end): Update.
15524 (free_after_compilation): Do not NULLify epilogue_delay_list.
15525 * function.h (struct rtl_data): Add stack_protect_guard,
15526 stack_alignment_needed,
15527 preferred_stack_boundary, epilogue_delay_list.
15528 (struct function): Remove value_histograms, stack_alignment_needed,
15529 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15531 unexpanded_var_list, stack_protect_guard.
15532 (current_function_epilogue_delay_list): Remove.
15533 * ipa-type-escape.c (analyze_function): Update.
15534 * gimplify.c (pop_gimplify_context): Update comment.
15535 * calls.c (expand_call): Update.
15536 (emit_library_call_value_1): Update.
15537 * except.c (set_nothrow_function_flags): Update.
15538 * cfgexpand.c (get_decl_align_unit): Update.
15539 (create_stack_guard): Update.
15540 (estimated_stack_frame_size): Update.
15541 (expand_used_vars): Update.
15542 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15543 * explow.c (allocate_dynamic_stack_space): Update.
15544 * tree-ssa-live.c (remove_unused_locals): Update.
15545 * varasm.c (mark_constant_pool): Update.
15546 * tree-inline.c (remap_decls): Update.
15547 (initialize_cfun): Update.
15548 (declare_return_variable): Update.
15549 (inline_forbidden_p): Update.
15550 (expand_call_inline): Update.
15551 (declare_inline_vars): Update.
15552 (tree_function_versioning): Update.
15553 * tree-flow.h (value_histograms): New.
15554 (VALUE_HISTOGRAMS): New macro.
15555 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15557 * tree-cfg.c (set_bb_for_stmt): Update.
15558 (replace_by_duplicate_decl): Update.
15559 (move_block_to_fn): Update.
15560 (new_label_mapper): Update.
15561 (dump_function_to_file): Update.
15562 * ipa-struct-reorg.c (build_data_structure): Update.
15563 * cfgrtl.c (print_rtl_with_bb): Update.
15564 * reload1.c (reload): Update.
15566 * config/i386/i386.c (setup_incoming_varargs_64,
15567 ix86_compute_frame_layout): Update.
15568 * config/arc/arc.c (arc_output_function_epilogue): Update.
15570 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15572 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15573 for FreeBSD as well.
15574 * gthr-posix95.h: Likewise.
15576 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15578 PR rtl-optimization/35838
15579 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15580 out the byte offset of the first subreg.
15582 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15584 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15585 to split_ti instead of three separate calls with single member arrays.
15586 (subti3 splitter): Ditto.
15587 (adddi3 splitter): Ditto with split_di.
15588 (subdi3 splitter): Ditto.
15589 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15590 two separate calls with single member arrays. Swap match_dup
15591 operands 1 and 2 to better fit into the array.
15592 (negdi2 splitter): Ditto with split_di.
15593 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15594 two separate calls with single member arrays. Swap match_dup operands
15595 6 and 7 to better fit into the array.
15597 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15599 * config/i386/i386.c (sse_builtin_type): New.
15600 (bdesc_sse_args): Likewise.
15601 (bdesc_sse_3arg): Removed.
15602 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15603 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15604 IX86_BUILTIN_ROUNDPS.
15605 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15606 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15607 IX86_BUILTIN_ROUNDPS.
15608 (ix86_expand_sse_4_operands_builtin): Removed.
15609 (ix86_expand_sse_operands_builtin): New.
15610 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15611 and CODE_FOR_sse4_1_roundps.
15612 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15613 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15615 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15618 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15619 regs before frame pop when needed. If use_backchain_to_restore_sp
15620 then load backchain into a temp reg to restore vr and vrsave. Add
15621 code to restore vr after frame pop if possible.
15623 2008-04-17 Richard Guenther <rguenther@suse.de>
15625 * tree-vn.c (expressions_equal_p): Do not check type
15626 equality or compatibility before calling operand_equal_p.
15627 * fold-const.c (operand_equal_p): Check equivalence of
15628 integer constants before bailing out due to signedness or
15629 precision differences.
15630 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15631 spurious differences in type qualification. Ignore types
15632 for COMPONENT_REFs at all.
15634 2008-04-17 Christian Bruel <christian.bruel@st.com>
15636 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15637 msw_skip comparison.
15639 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15642 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15645 PR tree-optimization/35899
15646 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15647 rather than TREE_OPERAND.
15649 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15652 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15653 temporary registers. Change operand predicate to general_operand.
15654 (remainderxf3): Ditto.
15656 2008-04-16 Richard Guenther <rguenther@suse.de>
15658 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15659 * tree-affine.c (aff_combination_expand): Look through some
15662 2008-04-15 Doug Kwan <dougkwan@google.com>
15664 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15666 * tree-pretty-print.c (dump_generic_node): Ditto.
15667 * final.c (output_addr_const): Ditto.
15668 * dwarf2out.c (output_cfi): Ditto.
15669 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15670 * print-rtl.c (print_rtx): Ditto.
15671 * print-tree.c (print_node_brief, print_node): Ditto.
15672 * c-common.c (match_case_to_enum_1): Ditto.
15673 * sched-vis.c (print_value): Ditto.
15674 * config/i386/i386.c (print_operand): Cast to long unsigned int
15677 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15678 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15679 MS Windows VirtualProtect function.
15681 2008-04-15 Jan Hubicka <jh@suse.cz>
15683 * gengtype.c (write_root): Param_is argument is OK.
15684 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15685 * function.h: Include varray.h
15686 (rtl_eh): New stucture based on except.c one.
15687 (call_site_record): New forward declaration and vector type.
15688 * calls.c (emit_call_1): Do not call
15689 note_current_region_may_contain_throw.
15690 * except.c (eh_status): Remove cur_region, try_region since they are
15692 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15693 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15694 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15695 Remove call_site_data_used, call_site_data_size.
15696 Turn call_site_record into vector in function.h.
15697 (note_current_region_may_contain_throw): Remove.
15698 (get_exception_pointer, get_exception_filter): Do not take struct
15699 function argument; update.
15700 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15701 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15702 build_post_landing_pads, dw2_build_landing_pads,
15703 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15704 sjlj_emit_function_enter, sjlj_emit_function_enter,
15705 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15706 sjlj_build_landing_pads, finish_eh_generation,
15707 remove_exception_handler_label, remove_eh_handler,
15708 maybe_remove_eh_handler, add_reachable_handler,
15709 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15710 add_action_record, collect_one_action_chain, add_call_site,
15711 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15712 sjlj_output_call_site_table, output_function_exception_table,
15713 * except.h (note_current_region_may_contain_throw): Remove
15714 (get_exception_pointer, get_exception_filter): Do not take struct
15716 * Makefile.in (GTFILES): Put varargs before struct function.
15718 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15720 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15721 punt for STRING_CST.
15722 (get_constraint_for): Deal with STRING_CST here instead.
15724 2008-04-15 Richard Guenther <rguenther@suse.de>
15726 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15727 statements in a basic-block with a backward walk. Do not
15728 substitute into dead statements but instead remove those.
15730 2008-04-15 Richard Guenther <rguenther@suse.de>
15732 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15733 to zero, thus disable creation of SFTs.
15735 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15737 * tree-predcom.c (suitable_reference_p): Return false if the
15738 reference can throw.
15740 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15743 * c-decl.c (finish_decl): If extern or static var has variable
15744 size, set TREE_TYPE (decl) to error_mark_node.
15746 2008-04-15 Rafael Espíndola <espindola@google.com>
15748 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15751 2008-04-15 Richard Guenther <rguenther@suse.de>
15753 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15754 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15755 (visit_reference_op_load): Do walk vuse-vdef chains on
15756 vn_reference_lookup.
15757 (visit_reference_op_store): But do not here.
15758 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15759 vn_reference_lookup.
15760 (vn_lookup_with_vuses): But do so here.
15762 2008-04-14 Ian Lance Taylor <iant@google.com>
15764 * fold-const.c (fold_overflow_warning): Remove assertion.
15766 2008-04-15 Ben Elliston <bje@au.ibm.com>
15768 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15769 temp1 local variables.
15771 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15774 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15775 ".text.unlikely" section as executable.
15777 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15779 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15780 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15781 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15782 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15783 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15784 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15785 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15787 2008-04-14 Ian Lance Taylor <iant@google.com>
15789 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15790 * fold-const.c (fold_comparison): If appropriate, test
15791 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15792 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15793 reassociating a pointer type.
15794 * doc/invoke.texi (Optimize Options): Document that
15795 -fstrict-overflow applies to pointer wraparound.
15797 2008-04-13 Jan Hubicka <jh@suse.cz>
15799 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15801 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15803 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15804 we are going to "save the world".
15806 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15808 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15809 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15810 operand 0 constraint, not "=".
15812 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15814 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15816 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15818 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15819 of size of positions_needed * CHAR_BIT.
15821 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15823 PR middle-end/35897
15824 * dse.c (store_info): Change positions_needed to unsigned
15826 (lowpart_bitmask): New.
15827 (record_store): Cast to unsigned HOST_WIDE_INT for
15828 positions_needed. Assert width <= size of positions_needed *
15829 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15830 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15831 lowpart_bitmask to set mask.
15833 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15835 * config/bfin/constraints.md: New file.
15836 * config/bfin/bfin.md: Include it.
15837 (adddi3): Use satisfies_constraint functions instead of the old macros.
15838 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15839 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15840 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15841 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15842 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15843 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15844 EXTRA_CONSTRAINT): Delete.
15845 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15846 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15848 * config/bfin/bfin.c: Include "tm-constrs.h".
15849 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15850 Use satisfies_constraint functions instead of the old macros.
15851 * doc/md.texi (Blackfin Constraints): Update file name reference.
15853 2008-04-11 Richard Guenther <rguenther@suse.de>
15855 PR tree-optimization/35869
15856 * tree-vrp.c (execute_vrp): Move switch statement update after
15857 jump threading. Schedule another cfg cleanup run.
15859 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15862 * attribs.c (decl_attributes): Return early on errorneous node.
15864 2008-04-10 Oleg Ryjkov <olegr@google.com>
15866 * tree.h (struct tree_base): Added a new flag default_def_flag.
15867 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15869 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15871 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15873 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15876 * pa.md: Define mode iterator P. Define mode attribute dwc.
15877 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15878 (icacheflush): Likewise.
15879 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15880 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15882 2008-04-11 Ben Elliston <bje@au.ibm.com>
15884 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15886 2008-04-10 Rafael Espíndola <espindola@google.com>
15888 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15889 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15890 (extract_range_from_expr): The same.
15892 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15894 * config/mips/mips.md (GPR2): New mode iterator.
15895 (seq): Add comment.
15896 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15897 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15898 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15899 Rewrite these to take two modes, the mode of comparison and the
15900 mode of the destination.
15901 * config/mips/mips.c (mips_expand_scc): Instead of having
15902 paradoxical subreg as destination, expand "narrowing" scc if mode
15903 of comparison is SI and target is requested in DI mode.
15904 (mips_emit_int_order_test): Update comment. Make mode of
15905 comparison match CMP0 rather than TARGET. When creating inverse
15906 target use mode of TARGET.
15908 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15910 * gcov-dump.c (tag_summary): Only print summaries for the first
15911 GCOV_COUNTERS_SUMMABLE counters.
15913 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15915 * config/i386/i386.md (absneg): New code iterator.
15916 (absnegprefix): New code attribute.
15917 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15918 patterns using absneg code iterator.
15919 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15920 using absneg code iterator.
15921 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15922 *neg<mode>2 patterns using absneg code iterator.
15923 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15924 *negextendsfdf2 patterns using absneg code iterator.
15925 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15926 *negextendsfxf2 patterns using absneg code iterator.
15927 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15928 *negextendsfdf2 patterns using absneg code iterator.
15929 * config/i386/sse.md (<code><mode>2): Macroize expander from
15930 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15932 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15934 * config/s390/s390.h: Remove the remains of the recent search
15935 & replace action of current_function_outgoing_args_size.
15937 2008-04-10 Ira Rosen <irar@il.ibm.com>
15939 PR tree-optimization/35821
15940 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15941 NEW_STMT_LIST is not NULL.
15943 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15946 * toplev.c (process_options): Remove -ffunction-sections debugging
15949 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15951 PR middle-end/PR28690
15952 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15953 than gen_rtx_fmt_ee to perform more canonicalizations.
15955 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15958 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15960 2008-04-09 Richard Guenther <rguenther@suse.de>
15962 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15963 (dump_function_to_file): Dump function arguments with types.
15965 2008-04-08 Richard Guenther <rguenther@suse.de>
15967 * fold-const.c (fold_widened_comparison): Do not allow
15968 sign-changes that change the result.
15970 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15973 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15974 kinds of indirect references.
15976 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15978 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15979 GNU Fortran language string.
15981 2008-04-08 Rafael Espíndola <espindola@google.com>
15983 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15984 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15985 * tree.h (tree_call_nonnegative_warnv_p): New.
15987 2008-04-08 Jan Hubicka <jh@suse.cz>
15989 * function.c (free_after_compilation): Clear out regno_reg_rtx
15992 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15995 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15997 PR middle-end/PR28690
15998 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15999 same precedence as REG_POINTER and MEM_POINTER operands.
16001 2008-04-08 Richard Guenther <rguenther@suse.de>
16003 PR middle-end/35834
16004 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16005 for adding index to base.
16007 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16009 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16010 (MINGW_ENABLE_EXECUTE_STACK): New.
16011 (IN_LIBGCC2): For libgcc include windows.h file for
16012 function declarations.
16014 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16016 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16017 and tem2 if tem1 is not a REG or MULT.
16019 2008-04-08 Jan Hubicka <jh@suse.cz>
16021 * function.h (incomming_args): Break out of struct function.
16022 (function_subsections): Break out of struct function.
16023 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16024 return_rtx and hard_reg_initial_vals from struct function.
16025 Kill inl_max_label_num.
16026 (current_function_pops_args, current_function_args_info,
16027 current_function_args_size, current_function_args_size,
16028 current_function_pretend_args_size,
16029 current_function_outgoing_args_size,
16030 current_function_internal_arg_pointer, current_function_return_rtx):
16031 Kill compatibility accestor macros.
16032 * builtins.c (expand_builtin_apply_args_1): Update.
16033 (expand_builtin_next_arg): Update.
16034 * df-scan.c (df_get_call_refs): Update.
16035 * dbxout.c (dbxout_function_end): Update.
16036 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16037 (output_line_info): Update.
16038 (secname_for_decl): Update.
16039 (dwarf2out_var_location): Update.
16040 * function.c (free_after_compilation): Update.
16041 (assign_parm_find_stack_rtl): Update.
16042 (assign_parms): Update.
16043 (expand_dummy_function_end): Update.
16044 (expand_function_end): Update.
16045 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16046 (expand_call): Update.
16047 (emit_library_call_value_1): Update.
16048 (store_one_arg): Update.
16049 * varasm.c (initialize_cold_section_name): Update.
16050 (unlikely_text_section): Update.
16051 (unlikely_text_section_p): Update.
16052 (assemble_start_function): Update.
16053 (assemble_end_function): Update.
16054 (default_section_type_flags): Update.
16055 (switch_to_section): Update.
16056 * integrate.c (set_decl_abstract_flags): Update.
16057 (get_hard_reg_initial_val): Update.
16058 (has_hard_reg_initial_val): Update.
16059 (allocate_initial_values): Update.
16060 * resource.c (init_resource_info): Update.
16061 * config/alpha/alpha.c (NUM_ARGS): Update.
16062 (direct_return): Update.
16063 (alpha_va_start): Update.
16064 (alpha_sa_size): Update.
16065 (alpha_initial_elimination_offset): Update.
16066 (alpha_expand_prologue): Update.
16067 (alpha_start_function): Update.
16068 (alpha_expand_epilogue): Update.
16069 (unicosmk_initial_elimination_offset):
16070 * config/alpha/alpha.md (call expander): Update.
16071 * config/s390/s390.c (s390_register_info): Update.
16072 (s390_register_info): Update.
16073 (s390_frame_info): Update.
16074 (s390_initial_elimination_offset): Update.
16075 (s390_build_builtin_va_list): Update.
16076 (s390_va_start): Update.
16077 * config/spu/spu.c (direct_return): Update.
16078 (spu_expand_prologue): Update.
16079 (spu_initial_elimination_offset): Update.
16080 (spu_build_builtin_va_list): Update.
16081 (spu_va_start): Update.
16082 * config/sparc/sparc.c (sparc_init_modes): Update.
16083 (sparc_compute_frame_size): Update.
16084 (function_value): Update.
16085 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16086 * config/i386/i386.md (return expander): Update.
16087 * config/i386/i386.c (ix86_va_start): Update.
16088 (ix86_can_use_return_insn_p): Update.
16089 (ix86_compute_frame_layout): Update.
16090 (ix86_expand_epilogue): Update.
16091 * config/sh/sh.c (output_stack_adjust): Update.
16092 (calc_live_regs): Update.
16093 (sh_expand_prologue): Update.
16094 (sh_builtin_saveregs): Update.
16095 (sh_va_start): Update.
16096 (initial_elimination_offset): Update.
16097 (sh_allocate_initial_value): Update.
16098 (sh_function_ok_for_sibcall): Update.
16099 (sh_get_pr_initial_val): Update.
16100 * config/sh/sh.md (return expander): Update.
16101 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16102 * config/crx/crx.c (crx_compute_frame): UPdate.
16103 (crx_initial_elimination_offset): UPdate.
16104 * config/xtensa/xtensa.c (compute_frame_size): Update
16105 (xtensa_builtin_saveregs): Update.
16106 (xtensa_va_start): Update.
16107 (order_regs_for_local_alloc): Update.
16108 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16109 (xstormy16_expand_builtin_va_start): Update.
16110 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16111 * config/m68hc11/m68hc11.md (return expanders): Update.
16112 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16113 (expand_epilogue): Update.
16114 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16115 (cris_simple_epilogue): Update.
16116 (cris_expand_prologue): Update.
16117 (cris_expand_epilogue): Update.
16118 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16119 (compute_frame_size): Update.
16120 * config/mt/mt.c (mt_compute_frame_size): Update.
16121 * config/mn10300/mn10300.c (expand_prologue): Update.
16122 (expand_epilogue): Update.
16123 (initial_offset): Update.
16124 (mn10300_builtin_saveregs):
16125 * config/mn10300/mn10300.md (return expander): Update.
16126 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16127 (ia64_initial_elimination_offset): Update.
16128 (ia64_initial_elimination_offset): Update.
16129 (ia64_expand_prologue): Update.
16130 * config/m68k/m68k.md (return expander): Update.
16131 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16132 (rs6000_stack_info): Update.
16133 * config/mcore/mcore.c (layout_mcore_frame): Update.
16134 (mcore_expand_prolog): Update.
16135 * config/arc/arc.c (arc_compute_frame_size): Update.
16136 * config/score/score3.c (score3_compute_frame_size): Update.
16137 * config/score/score7.c (score7_compute_frame_size): Update.
16138 * config/arm/arm.c (use_return_insn): Update.
16139 (thumb_find_work_register): Update.
16140 (arm_compute_save_reg_mask): Update.
16141 (arm_output_function_prologue): Update.
16142 (arm_output_epilogue): Update.
16143 (arm_size_return_regs): Update.
16144 (arm_get_frame_offsets): Update.
16145 (arm_expand_prologue): Update.
16146 (thumb_exit): Update.
16147 (thumb_unexpanded_epilogue): Update.
16148 (thumb1_output_function_prologue): Update.
16149 * config/pa/pa.md (return expander): Update.
16150 * config/pa/pa.c (compute_frame_size): Update.
16151 (hppa_builtin_saveregs): Update.
16152 * config/mips/mips.c (mips_va_start): Update.
16153 (mips16_build_function_stub): Update.
16154 (mips_compute_frame_info): Update.
16155 (mips_restore_gp): Update.
16156 (mips_output_function_prologue): Update.
16157 (mips_expand_prologue): Update.
16158 * config/v850/v850.c (compute_frame_size): Update.
16159 (expand_prologue): * config/mmix/mmix.c (along): update.
16160 (mmix_initial_elimination_offset): update.
16161 (mmix_reorg): update.
16162 (mmix_use_simple_return): update.
16163 (mmix_expand_prologue): update.
16164 (mmix_expand_epilogue): Update.
16165 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16166 (emit_link_insn): Update.
16168 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16170 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16171 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16173 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16176 2008-04-07 Jan Hubicka <jh@suse.cz>
16178 * function.h (rtl): Rename to x_rtl.
16179 (crtl): New define.
16180 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16181 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16182 used_temp_slots avail_temp_slots, temp_slot_level,
16183 nonlocal_goto_handler_labels): Update accesstors.
16184 (rtl): New global variable.
16185 (struct function): Move some fileds to rtl_data.
16186 (get_arg_pointer_save_area): Update prototype.
16187 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16188 get_arg_pointer_save_area.
16189 * expr.c (init_expr): Update
16190 * function.c (get_frame_size): Update
16191 (assign_stack_local): Update
16192 (expand_function_end): Update.
16193 (get_art_pointer_save_area): Update
16195 * emit-rtl.c (rtl): Declare.
16196 (regno_reg_rtx): Declare.
16197 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16199 (gen_reg_rtx): Update.
16200 * varasm.c (n_deferred_constatns): Update accestor.
16201 (init_varasm_status): Do not allocate varasm_status.
16202 (force_const_mem, get_pool_size, output_constant_pool): Update.
16203 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16204 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16205 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16206 * sparc/sparc.h (INIT_EXPANDERS): Update.
16207 * ia64/ia64.h (INIT_EXPANDERS): Update.
16209 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16211 * reload.c (push_secondary_reload): Add missing break to for loop.
16213 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16215 PR middle-end/PR28690
16216 * rtlanal.c: Update copyright years.
16217 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16218 as REG_POINTER and MEM_POINTER operands.
16219 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16220 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16221 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16222 * gcse.c: Update copyright years.
16223 (pre_delete): Call gen_reg_rtx_and_attrs.
16224 (hoist_code): Likewise.
16225 (build_store_vectors): Likewise.
16226 (delete_store): Likewise.
16227 * loop-invariant.c (move_invariant_reg): Likewise.
16228 Update copyright years.
16230 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16232 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16233 control string instead of quoted.
16235 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16237 * doc/rtl.texi: Rewrite of subreg section.
16239 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16242 * config/i386/i386.c (legitimize_pic_address): Add treating
16243 of dllimport SYM_REF's.
16244 (legitimize_dllimport_symbol): Add prototype.
16246 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16248 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16249 reference in constructor with non self-referential type.
16251 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16253 Removal of Return with Depressed Stack Pointer support
16254 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16255 (ECF_SP_DEPRESSED): Likewise.
16256 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16257 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16258 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16259 (expand_call): Do not test ECF_SP_DEPRESSED.
16260 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16261 * function.c (keep_stack_depressed): Delete.
16262 (handle_epilogue_set): Likewise.
16263 (update_epilogue_consts): Likewise.
16264 (emit_equiv_load): Likewise.
16265 (thread_prologue_and_epilogue_insns): Remove support for Return with
16266 Depressed Stack Pointer.
16267 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16269 2008-04-06 Richard Guenther <rguenther@suse.de>
16271 PR tree-optimization/35400
16272 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16273 information from SSA_NAMEs.
16275 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16277 * config/avr/avr.h (avr_mega_p): Remove declaration.
16278 (AVR_MEGA): Remove macro.
16279 * config/avr/avr.c (avr_mega_p): Remove variable.
16280 (avr_override_options): Remove inicializion of avr_mega_p.
16281 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16282 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16283 (avr_jump_mode): (Ditto.).
16284 (avr_output_progmem_section_asm_op): (Ditto.).
16285 (avr_asm_init_sections): (Ditto.).
16286 (avr_asm_init_sections): (Ditto.).
16287 (avr_rtx_costs): (Ditto.).
16288 * config/avr/avr.md: (Ditto.).
16289 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16292 2008-04-06 Richard Guenther <rguenther@suse.de>
16294 PR tree-optimization/35842
16295 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16296 is_gimple_invariant_address.
16298 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16300 * gcc.c (default_compilers): Sync Fortran extensions list with
16301 that in fortran/lang-specs.h.
16302 * doc/invoke.texi: Likewise.
16303 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16304 * dwarf2out.c (gen_compile_unit_die): Likewise.
16306 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16308 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16310 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16313 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16314 attribute is used for nested functions.
16316 2008-04-05 Jan Hubicka <jh@suse.cz>
16318 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16320 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16322 (dump_files): Update.
16323 (enable_rtl_dump_file): Do not accept letter argument.
16324 * tree-pass.h (dump_file_info): Remove letter argument.
16325 * toplev.c (decode_d_option): Update -da handling.
16326 * toplev.h (enable_rtl_dump_file): Update prototype.
16327 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16328 it out based on pass type.
16329 (register_dump_files_1): Likewise.
16330 (init_optimization_passes): Update register_one_dump_file calls.
16331 (execute_one_pass): Sanity check that IPA passes are called at IPA
16332 level and RTL passes at RTL level.
16333 (execute_pass_list): IPA pass can not be after or subpass of
16335 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16336 disallov RTL subpasses of IPA subpasses.
16338 2008-04-05 Ben Elliston <bje@au.ibm.com>
16340 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16341 builtins that return exactly once and do not throw. Cache call to
16344 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16346 PR rtl-optimization/34916
16347 PR middle-end/35519
16348 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16349 between instruction pairs.
16351 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16353 * doc/invoke.texi: Document -mbitops for SH.
16354 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16355 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16356 * config/sh/sh.c (print_operand): Add %t operand code.
16357 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16358 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16359 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16360 (extendqihi2): Likewise.
16361 (movqi_i): Likewise.
16362 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16363 (extv): Use bld instruction for SH2A if possible.
16365 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16366 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16367 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16368 (bset.b, bclr.b): Define peepholes.
16369 * config/sh/sh.opt (mbitops): New option.
16371 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16374 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16375 and view convert expression.
16377 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16380 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16382 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16384 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16386 * config/i386/cpuid.h (bit_AES): New.
16387 (bit_PCLMUL): Likewise.
16389 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16390 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16391 SSE2 if AES or PCLMUL is enabled.
16392 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16393 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16394 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16395 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16396 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16397 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16398 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16399 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16400 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16401 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16402 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16403 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16404 __builtin_ia32_aeskeygenassist128 and
16405 __builtin_ia32_pclmulqdq128.
16406 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16407 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16408 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16410 * config/i386/i386.h (TARGET_AES): New.
16411 (TARGET_PCLMUL): Likewise.
16412 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16414 * config/i386/i386.md (UNSPEC_AESENC): New.
16415 (UNSPEC_AESENCLAST): Likewise.
16416 (UNSPEC_AESDEC): Likewise.
16417 (UNSPEC_AESDECLAST): Likewise.
16418 (UNSPEC_AESIMC): Likewise.
16419 (UNSPEC_AESKEYGENASSIST): Likewise.
16420 (UNSPEC_PCLMUL): Likewise.
16422 * config/i386/i386.opt (maes): New.
16423 (mpclmul): Likewise.
16425 * config/i386/sse.md (aesenc): New pattern.
16426 (aesenclast): Likewise.
16427 (aesdec): Likewise.
16428 (aesdeclast): Likewise.
16429 (aesimc): Likewise.
16430 (aeskeygenassist): Likewise.
16431 (pclmulqdq): Likewise.
16433 * config/i386/wmmintrin.h: New.
16435 * doc/extend.texi: Document AES and PCLMUL built-in function.
16437 * doc/invoke.texi: Document -maes and -mpclmul.
16439 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16441 * function.c (free_after_parsing): Replace with
16442 cxx_push_function_context from C++ front-end.
16443 (allocate_struct_function): Don't call langhook.
16444 * langhooks.h (struct lang_hooks_for_functions): Delete.
16445 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16447 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16448 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16449 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16450 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16451 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16452 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16453 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16455 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16456 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16458 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16461 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16464 2008-04-04 Richard Guenther <rguenther@suse.de>
16466 PR middle-end/35823
16467 * fold-const.c (optimize_minmax_comparison): Use the correct
16468 type for the constant in the simplified comparison.
16470 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16472 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16473 Pass L2 size as "--param l2-cache-size" to the compiler.
16474 (decode_l2_cache): New function to decode L2 cache parameters using
16475 0x8000006 extended cpuid function.
16476 (detect_caches_amd): Determine parameters of L2 cache using
16477 decode_l2_caches function.
16478 (decode_caches_intel): Decode L2 cache parameters.
16479 (detect_caches_intel): Determine L2 cache parameters using
16480 decode_caches_intel and decode_l2_caches functions.
16482 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16484 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16485 secondary input reload for subword loads from the constant pool.
16487 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16490 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16491 constants of the appropriate size for runtime calculations.
16494 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16495 decimal-float literal constant zero.
16497 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16500 * c-parser.c (c_parser_omp_atomic): Call
16501 default_function_array_conversion on the RHS.
16503 PR middle-end/35818
16504 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16505 call is_variable_sized if decl has incomplete type.
16507 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16509 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16511 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16513 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16515 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16516 (sgt<u>): Merge sgt and sgtu into new expander.
16517 (sgt, sgtu): Remove expanders.
16518 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16519 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16520 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16521 *sgtu_<mode>_mips16 into new pattern.
16522 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16523 (sge<u>): Merge sge and sgeu into new expander.
16524 (sge, sgeu): Remove expanders.
16525 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16527 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16528 (slt<u>): Merge slt and sltu into new expander.
16529 (slt, sltu): Remove expanders.
16530 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16531 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16532 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16533 *sltu_<mode>_mips16 into new pattern.
16534 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16535 (sle<u>): Merge sle and sleu into new expander.
16536 (sle, sleu): Remove expanders.
16537 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16538 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16539 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16540 *sleu_<mode>_mips16 into new pattern.
16541 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16543 2008-04-03 Jan Hubicka <jh@suse.cz>
16545 PR tree-optimization/35795
16546 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16547 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16548 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16549 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16550 * score/score3.c (score3_output_mi_thunk): Likewise.
16551 * score/score7.c (score7_output_mi_thunk): Likewise.
16552 * mips/mips.c (mips_output_mi_thunk): Likewise.
16554 2008-04-03 Richard Guenther <rguenther@suse.de>
16556 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16557 conversions. Simplify code.
16559 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16561 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16563 2008-04-03 Tom Tromey <tromey@redhat.com>
16564 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16566 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16567 * config/bfin/t-bfin-linux (generated_files): Add
16568 linux-sysroot-suffix.h.
16569 * doc/install.texi (Prerequisites): Require make 3.80.
16570 * doc/sourcebuild.texi (Front End Directory): Document new
16572 * Makefile.in (generated_files): New variable.
16573 (ALL_HOST_OBJS): New variable.
16574 ($(ALL_HOST_OBJS)): New target.
16576 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16578 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16579 (remap_block): Call id->transform_lang_insert_block instead
16581 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16582 Set id.transform_lang_insert_block to NULL.
16583 (clone_body): Move to cp/optimize.c
16584 * tree-inline.h (struct copy_body_data): Change
16585 transform_lang_insert_block to function pointer.
16586 (copy_generic_body, copy_decl_no_change): Export.
16587 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16588 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16589 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16591 * c-tree.h (insert_block): Kill.
16592 * c-decl.c (insert_block): Kill.
16594 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16596 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16597 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16598 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16600 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16601 argument, call {push,pop}_function_context from here.
16602 * c-parser.c: Use c_{push,pop}_function_context.
16604 * function.c (push_function_context_to): Move meat ...
16605 (push_function_context): ... here. Simplify.
16606 * function.c (pop_function_context_from): Move meat ...
16607 (pop_function_context): ... here. Simplify.
16608 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16610 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16611 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16612 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16613 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16615 2008-04-03 Ben Elliston <bje@au.ibm.com>
16617 * expmed.c (extract_force_align_mem_bit_field): Remove.
16619 2008-04-03 Richard Guenther <rguenther@suse.de>
16621 PR middle-end/35800
16622 * expr.h (try_casesi): Adjust prototype.
16623 * expr.c (try_casesi): Take fallback label as extra parameter.
16624 Use that for gen_casesi if default_label is NULL.
16625 * stmt.c (expand_case): Pass fallback label to try_casesi,
16626 make sure to fill gaps with a fallback label if default_label
16629 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16632 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16634 2008-04-03 Ben Elliston <bje@au.ibm.com>
16636 * expmed.c (extract_split_bit_field): Remove if (0) code.
16637 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16638 (do_ds_constraint): Likewise.
16640 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16642 * doc/cppopts.texi (-dU): Document.
16643 * c-common.h (flag_dump_macros): Update comment.
16644 * c-opts.c (handle_OPT_d): Handle -dU.
16645 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16646 dump_queued_macros, cb_used_define, cb_used_undef): New.
16647 (init_pp_output): Handle -dU.
16648 (cb_line_change): Call dump_queued_macros.
16649 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16651 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16653 * config/avr/predicates.md (io_address_operand): New predicate.
16654 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16655 * config/avr/avr.c (avr_io_address_p): Remove function.
16656 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16657 'avr_io_address_p' function.
16658 (out_movhi_r_mr): (Ditto.).
16659 (out_movqi_mr_r): (Ditto.).
16660 (out_movhi_mr_r): (Ditto.).
16661 (avr_address_cost): (Ditto.).
16663 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16665 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16666 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16667 in 32bit mode when XMM registers are available to avoid store
16669 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16670 corresponding post-reload splitters.
16672 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16674 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16675 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16676 __builtin_ia32_roundss.
16677 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16678 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16679 __builtin_ia32_roundss.
16680 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16681 IX86_BUILTIN_SHUFPD here.
16683 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16685 * config/i386/i386.md (plogic): New.
16686 (plogicprefix): Likewise.
16688 * config/i386/mmx.md (mmx_<code><mode>3): New.
16689 (mmx_and<mode>3): Removed.
16690 (mmx_ior<mode>3): Likewise.
16691 (mmx_xor<mode>3): Likewise.
16693 * config/i386/sse.md (<code><mode>3): New.
16694 (*<code><mode>3): Likewise.
16695 (*<code><mode>3): Likewise.
16696 (<code><mode>3): Likewise.
16697 (*sse_<code><mode>3): Likewise.
16698 (*sse2_<code><mode>3): Likewise.
16699 (<code>tf3): Likewise.
16700 (*<code>tf3): Likewise.
16701 (and<mode>3): Likewise.
16702 (*and<mode>3): Likewise.
16703 (ior<mode>3): Removed.
16704 (*ior<mode>3): Likewise.
16705 (xor<mode>3): Likewise.
16706 (*xor<mode>3): Likewise.
16707 (*and<mode>3): Likewise.
16708 (*ior<mode>3): Likewise.
16709 (*xor<mode>3): Likewise.
16710 (and<mode>3): Likewise.
16711 (*sse_and<mode>3): Likewise.
16712 (*sse2_and<mode>3): Likewise.
16713 (andtf3): Likewise.
16714 (*andtf3): Likewise.
16715 (ior<mode>3): Likewise.
16716 (*sse_ior<mode>3): Likewise.
16717 (*sse2_ior<mode>3): Likewise.
16718 (iortf3): Likewise.
16719 (*iortf3): Likewise.
16720 (xor<mode>3): Likewise.
16721 (*sse_xor<mode>3): Likewise.
16722 (*sse2_xor<mode>3): Likewise.
16723 (xortf3): Likewise.
16724 (*xortf3): Likewise.
16726 2008-04-02 Richard Guenther <rguenther@suse.de>
16728 PR tree-optimization/14495
16729 PR tree-optimization/34793
16730 * tree-vrp.c (struct switch_update): New structure.
16731 (to_remove_edges, to_update_switch_stmts): New VECs.
16732 (simplify_switch_using_ranges): New function. Remove not taken
16733 case labels and edges.
16734 (simplify_stmt_using_ranges): Call it.
16735 (identify_jump_threads): Mark edges we have queued for removal
16736 so we don't thread them.
16737 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16739 * tree-cfg.c (group_case_labels): Deal with missing default label.
16740 (tree_verify_flow_info): Allow missing default label.
16741 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16742 (emit_case_nodes): Likewise.
16743 (expand_case): Do not rely on the default label to be present.
16744 * expr.c (try_casesi): Deal with NULL default_label.
16745 (do_tablejump): Likewise.
16747 2008-04-02 Richard Guenther <rguenther@suse.de>
16749 PR tree-optimization/14495
16750 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16751 SWITCH_EXPR here ...
16752 (vrp_visit_switch_stmt): ... but here (new function).
16753 (find_case_label_index): New helper function.
16754 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16756 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16758 * fwprop.c: Fix ISO-C99ism.
16760 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16763 * Makefile.in (objdir): Set it here.
16764 * configure.ac: Not here. Find dynamic linker characteristics.
16765 * exec-tool.in: Use them.
16766 * aclocal.m4: Regenerate.
16767 * configure: Regenerate.
16769 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16771 * expr.c (expand_var): Delete it.
16772 * expr.h (expand_var): Delete prototype.
16773 * function.c (expand_function_start): Use expand_decl instead.
16774 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16777 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16779 PR rtl-optimization/35542
16780 * fwprop.c (forward_propagate_and_simplify): Replace
16781 loc_reg_mentioned_in_p with reg_mentioned_p.
16783 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16785 PR rtl-optimization/35281
16786 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16787 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16788 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16789 (varying_mem_p): Move above propagate_rtx.
16790 (all_uses_available_at): Do not check MEMs.
16792 2008-04-02 Rafael Espíndola <espindola@google.com>
16794 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16795 (register_edge_assert_for_2): Split the cond argument.
16796 (register_edge_assert_for_1): Adjust for the change in
16797 register_edge_assert_for_2.
16798 (register_edge_assert_for): Split the cond argument.
16799 (find_switch_asserts): Adjust for the change in
16800 register_edge_assert_for.
16802 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16804 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16805 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16806 offsets for 64-bit mingw.
16807 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16808 abi for x86_64-pc-mingw.
16810 2008-04-02 Richard Guenther <rguenther@suse.de>
16812 * tree-vrp.c (extract_range_from_assert): Make sure to not
16813 produce range min/max with TREE_OVERFOW set.
16814 If merging a anti-range and a range keep the anti-range if
16815 the range covers all values of the type.
16816 (register_edge_assert_for_2): Only allow sign-changing
16817 conversions in detecting canonical range checks. Also
16818 register an assert for the unsigned name if useful.
16820 PR tree-optimization/35787
16821 * tree-vrp.c (vrp_val_max): New function.
16822 (vrp_val_min): Likewise.
16823 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16824 (vrp_val_is_min): Likewise.
16825 (supports_overflow_infinity): Use vrp_val_{min,max}.
16826 (negative_overflow_infinity): Likewise.
16827 (positive_overflow_infinity): Likewise.
16828 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16829 (is_positive_overflow_infinity): Likewise.
16830 (is_overflow_infinity): Likewise.
16831 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16832 vrp_val_is_{min,max}.
16833 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16834 to ranges if possible. Avoid empty ranges.
16836 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16838 PR middle-end/35705
16839 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16840 the expression is a function address.
16842 2008-04-01 George Helffrich <george@gcc.gnu.org>
16844 PR fortran/35154, fortran/23057
16845 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16846 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16847 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16848 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16850 (dbxout_syms): Check for COMMON-based symbol and wrap in
16851 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16852 in bracket for efficiency.
16854 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16855 using DW_TAG_common_block + member offset.
16856 (add_pubname_string): New function.
16857 (dw_expand_expr): New function to find block name and offset for
16859 (common_check): New function to check whether symbol in Fortran COMMON.
16860 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16862 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16865 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16867 2008-04-02 Ben Elliston <bje@au.ibm.com>
16869 * config/v850/v850.md (casesi): Remove if (0) code.
16870 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16871 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16873 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16875 * config/i386/i386.md (rex64suffix): New mode attribute.
16876 (floathi<mode>2): Disable expander for SSE math.
16877 (*floathi<mode>2_1): New insn insn_and_split pattern.
16878 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16879 corresponding post-reload splitters.
16880 (*floathi<mode>2_i387): New macroized insn pattern.
16881 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16882 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16883 insn_and_split pattern.
16884 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16885 New macroized instruction patterns and corresponding post-reload
16887 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16888 and corresponding post-reload splitters.
16889 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16890 New macroized instruction patterns.
16891 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16892 macroized instruction patterns and corresponding post-reload splitters.
16893 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16894 corresponding post-reload splitters.
16895 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16896 New macroized instruction patterns.
16897 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16898 corresponding post-reload splitters.
16899 (*floatsi<mode>2_i387): New macroized instruction patterns.
16901 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16903 * config/i386/i386.md (smaxmin): New.
16904 (umaxmin): Likewise.
16905 (maxminiprefix): Likewise.
16906 (maxminfprefix): Likewise.
16907 (<code><mode>3): Likewise.
16908 (smin<mode>3): Removed.
16909 (smax<mode>3): Likewise.
16911 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16912 (mmx_<code>v4hi3): Likewise.
16913 (mmx_<code>v8qi3): Likewise.
16914 (mmx_smaxv2sf3): Removed.
16915 (mmx_sminv2sf3): Likewise.
16916 (mmx_umaxv8qi3): Likewise.
16917 (mmx_smaxv4hi3): Likewise.
16918 (mmx_uminv8qi3): Likewise.
16919 (mmx_sminv4hi3): Likewise.
16921 * config/i386/sse.md (<addsub><mode>3): New.
16922 (*<addsub><mode>3): Likewise.
16923 (<sse>_vm<addsub><mode>3): Likewise.
16924 (<maxmin><mode>3): Likewise.
16925 (*<maxmin><mode>3_finite): Likewise.
16926 (*<maxmin><mode>3): Likewise.
16927 (<sse>_vm<maxmin><mode>3): Likewise.
16928 (sse3_h<addsub>v4sf3): Likewise.
16929 (sse3_h<addsub>v2df3): Likewise.
16930 (<maxmin>v16qi3): Likewise.
16931 (*<maxmin>v16qi3): Likewise.
16932 (<maxmin>v8hi3): Likewise.
16933 (*<maxmin>v8hi3): Likewise.
16934 (*sse4_1_<maxmin><mode>3): Likewise.
16935 (*sse4_1_<maxmin><mode>3): Likewise.
16936 (add<mode>3): Removed.
16937 (*add<mode>3): Likewise.
16938 (<sse>_vmadd<mode>3): Likewise.
16939 (sub<mode>3): Likewise.
16940 (*sub<mode>3): Likewise.
16941 (<sse>_vmsub<mode>3): Likewise.
16942 (smin<mode>3): Likewise.
16943 (*smin<mode>3_finite): Likewise.
16944 (*smin<mode>3): Likewise.
16945 (<sse>_vmsmin<mode>3): Likewise.
16946 (smax<mode>3): Likewise.
16947 (*smax<mode>3_finite): Likewise.
16948 (*smax<mode>3): Likewise.
16949 (<sse>_vmsmax<mode>3): Likewise.
16950 (sse3_haddv4sf3): Likewise.
16951 (sse3_haddv2df3): Likewise.
16952 (sse3_hsubv4sf3): Likewise.
16953 (sse3_hsubv2df3): Likewise.
16954 (umaxv16qi3): Likewise.
16955 (*umaxv16qi3): Likewise.
16956 (smaxv8hi3): Likewise.
16957 (*smaxv8hi3): Likewise.
16958 (*sse4_1_smax<mode>3): Likewise.
16959 (*sse4_1_umax<mode>3): Likewise.
16960 (uminv16qi3): Likewise.
16961 (*uminv16qi3): Likewise.
16962 (sminv8hi3): Likewise.
16963 (*sminv8hi3): Likewise.
16964 (*sse4_1_smin<mode>3): Likewise.
16965 (*sse4_1_umin<mode>3): Likewise.
16967 2008-04-01 Rafael Espíndola <espindola@google.com>
16969 * tree-cfg.c (verify_expr): remove in_phi.
16970 (verify_stmt): Don't call walk_tree with verify_expr. Use
16971 is_gimple_min_invariant instead of is_gimple_val.
16973 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16975 * doc/include/gpl_v3.texi: Update for manpage generation.
16976 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16978 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16979 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16980 gpl_v3.texi instead of gpl.texi.
16983 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16986 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16988 2008-04-01 Rafael Espíndola <espindola@google.com>
16990 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16991 (extract_code_and_val_from_cond): Use
16992 extract_code_and_val_from_cond_with_ops.
16994 2008-04-01 Jan Hubicka <jh@suse.cz>
16996 * function.c (free_after_compilation): Free epilogue_delay_list.
16997 (prepare_function_start): Assert that previous compilation was freed.
16999 2008-04-01 Jan Hubicka <jh@suse.cz>
17000 Jim Wilson <wilson@tuliptree.org>
17001 Andreas Tobler <andreast@gcc.gnu.org>
17003 PR middle-end/35781
17004 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17005 rtl.emit instead cfun->emit.
17006 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17007 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17009 2008-04-01 Ben Elliston <bje@au.ibm.com>
17011 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17013 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17015 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17017 (fprofile-use): Add var flag_profile_use
17018 * coverage.c (coverage_begin_output): Do not open a gcno file for
17019 output only if -ftest-coverage is set.
17020 Do not add getpwd() to gcda file path.
17021 (build_gcov_info): Check the new flag
17022 flag_profile_datafile_relative_path.
17023 (coverage_init): Use profile_data_prefix.
17024 Read profile counter only if flag_profile_use is set.
17025 * opts.c (common_handle_option): New option fprofile-use=,
17026 fprofile-dir=, fprofile-generate=.
17027 * toplev.c (profile_data_prefix): New variable definition.
17028 * toplev.h (profile_data_prefix): New declaration.
17029 * doc/invoke.tex (Option Summary, Optimization Options):
17032 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17034 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17035 use tmp consistently.
17038 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17039 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17040 UNSPEC_FR_RECIP_APPROX_RES.
17041 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17043 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17046 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17048 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17050 PR middle-end/30186
17051 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17052 element of the vector via a pointer.
17054 2008-03-31 Ian Lance Taylor <iant@google.com>
17056 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17058 2008-03-31 Jan Hubicka <jh@suse.cz>
17060 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17061 get_arg_pointer_save_area.
17062 * expr.c (init_expr): Just clear out rtl.expr.
17063 * function.c (free_after_compilation): Clear out whole RTL structure.
17064 (get_func_frame_size): Merge into ...
17065 (get_frame_size): ... this one.
17066 (assign_stack_local_1): Merge into ...
17067 (assign_stack_local): ... this one.
17068 (expand_function_end): Update call of get_arg_pointer_save_area.
17069 (get_art_pointer_save_area): Remove cfun argument.
17070 * function.h (emit_status): regno_pointer_align does not need length
17071 attribute. Move x_regno_reg_rtx to ...
17072 (regno_reg_rtx): ... new global array.
17073 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17074 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17075 apply_args_value, forced_labels, stack_pointer_delta):
17077 (struct varasm_status): Move here from varasm.c
17078 (struct rtl_data): New. Move here some fields from struct function.
17079 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17080 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17081 used_temp_slots avail_temp_slots, temp_slot_level,
17082 nonlocal_goto_handler_labels): Update accesstors.
17083 (rtl): New global variable.
17084 (struct function): Move some fileds to rtl_data.
17085 (get_arg_pointer_save_area): Update prototype.
17086 * emit-rtl.c (rtl): Declare.
17087 (regno_reg_rtx): Declare.
17088 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17090 (gen_reg_rtx): Update.
17091 (init_virtual_regs): Do not tate emit_status argument.
17092 (init_emit): Do not allocate emit.
17093 * varasm.c (varasm_statuc): Move to function.h.
17094 (n_deferred_constatns): Update accestor.
17095 (init_varasm_status): Do not allocate varasm_status.
17096 (force_const_mem, get_pool_size, output_constant_pool): Update.
17097 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17098 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17100 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17102 PR rtl-optimization/35729
17103 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17106 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17109 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17110 load/store if memory is unaligned.
17111 (*movti_rex64): Likewise.
17113 * config/i386/predicates.md (misaligned_operand): New.
17115 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17118 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17121 2008-03-31 Jan Beulich <jbeulich@novell.com>
17123 * config/ia64/constraints.md: Add 'j' constraint.
17124 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17125 (movdi_internal): Likewise.
17127 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17130 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17132 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17135 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17136 proper error message for the third argument on blendpd and
17139 * config/i386/sse.md (blendbits): New.
17140 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17142 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17144 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17146 2008-03-30 Richard Guenther <rguenther@suse.de>
17148 PR middle-end/31023
17149 * fold-const.c (fold_sign_changed_comparison): Do leave
17150 conversions to base-types alone.
17152 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17154 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17155 the link register if one altivec register is be saved.
17157 2008-03-30 Ben Elliston <bje@au.ibm.com>
17159 * final.c (final_scan_insn): Remove if (0) code.
17161 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17163 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17165 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17167 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17168 of V4SFmode to ix86_binary_operator_ok.
17170 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17172 * config/i386/i386.c (override_options): Initialize
17173 ix86_veclib_handler to ix86_veclibabi_svml when
17174 -mveclibabi=svml is used.
17175 (ix86_veclibabi_svml): New function for SVML ABI style
17176 vectorization support.
17177 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17179 2008-03-28 Rafael Espíndola <espindola@google.com>
17181 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17182 (tree_binary_nonnegative_warnv_p): Make it public.
17183 (tree_single_nonnegative_warnv_p): Make it public.
17184 (tree_invalid_nonnegative_warnv_p): Make it public.
17185 (tree_unary_nonzero_warnv_p): Make it public.
17186 (tree_binary_nonzero_warnv_p): Make it public
17187 (tree_single_nonzero_warnv_p): Make it public.
17188 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17189 (extract_range_from_binary_expr): Split the expr argument.
17190 (extract_range_from_unary_expr): Split the expr argument.
17191 (extract_range_from_comparison): Split the expr argument.
17192 (extract_range_from_expr): Use the new aux functions.
17193 (vrp_evaluate_conditional_warnv): Use
17194 vrp_evaluate_conditional_warnv_with_ops.
17195 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17196 (tree_binary_nonzero_warnv_p): Declare.
17197 (tree_single_nonzero_warnv_p): Declare.
17198 (tree_expr_nonzero_warnv_p): Declare.
17199 (tree_unary_nonnegative_warnv_p): Declare.
17200 (tree_binary_nonnegative_warnv_p): Declare.
17201 (tree_single_nonnegative_warnv_p): Declare.
17202 (tree_invalid_nonnegative_warnv_p): Declare.
17204 2008-03-28 Richard Guenther <rguenther@suse.de>
17206 PR tree-optimization/30317
17207 PR tree-optimization/30911
17208 PR tree-optimization/34793
17209 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17210 (struct assert_locus_d): New member EXPR.
17211 (register_new_assert_for): Add EXPR parameter to support
17212 ASSERT_EXPR <name, expr OP limit>.
17213 (register_edge_assert_for_1): Adjust callers.
17214 (find_assert_locations): Likewise.
17215 (process_assert_insertions_for): Build condition from expression.
17216 (extract_range_from_assert): Handle ASSERT_EXPRs
17217 of the form ASSERT_EXPR <name, expr OP limit>.
17218 (register_edge_assert_for_2): New helper registering
17219 asserts for comparisons. Recognize range tests of the form
17220 (unsigned)i - CST1 OP CST2.
17221 (register_edge_assert_for_1): Use it.
17222 (register_edge_assert_for): Likewise.
17223 (needs_overflow_infinity): Integer sub-types
17224 do not need overflow infinities.
17225 (vrp_val_is_max): The extreme values of integer sub-types
17226 are those of the base type.
17227 (vrp_val_is_min): Likewise.
17228 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17231 2008-03-28 Nick Clifton <nickc@redhat.com>
17234 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17235 Return GENERAL_REGS for stack adjustment reloads.
17237 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17240 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17241 const_vector when all the vectors are constant.
17243 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17245 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17247 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17248 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17250 (s<code>_sf): Use new scc_sf attribute for opcode names.
17252 2008-03-27 Tom Tromey <tromey@redhat.com>
17254 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17255 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17256 config/spu/t-spu-elf, config/i386/t-interix,
17257 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17258 config/i386/x-darwin, config/i386/x-mingw32,
17259 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17260 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17261 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17262 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17263 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17264 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17265 config/score/t-score-elf, config/arm/t-strongarm-pe,
17266 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17267 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17268 Revert automatic dependency patch.
17270 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17273 * config/i386/i386.c (ix86_function_arg_boundary): Align
17274 decimal floating point to its natural boundary.
17276 2008-03-27 Richard Guenther <rguenther@suse.de>
17278 PR middle-end/35716
17279 * fold-const.c (fold_comparison): Restrict distinct decl
17280 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17281 solely rely on operand_equal_p.
17283 2008-03-27 Richard Guenther <rguenther@suse.de>
17286 * c-common.c (handle_weak_attribute): Reject combination of
17289 2008-03-27 Richard Guenther <rguenther@suse.de>
17291 PR tree-optimization/32810
17292 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17293 conversions from DECL_INITIAL.
17294 (fold_const_aggregate_ref): Likewise from constructor elements.
17296 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17298 * tree-affine.h (aff_combination_expand): Declare.
17299 (get_inner_reference_aff): Likewise.
17300 * tree-affine.c (aff_combination_expand): Split out from
17301 tree_to_aff_combination_expand.
17302 (get_inner_reference_aff): New function.
17303 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17304 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17305 (struct lim_aux_data): sm_done field removed.
17306 (mem_ref_loc_p, mem_ref_locs_p): New types.
17307 (struct mem_ref): Added id, stored, accesses_in_loop,
17308 indep_loop, dep_loop, indep_ref, dep_ref fields.
17309 Removed is_stored, locs and next fields.
17310 (memory_accesses): New variable.
17311 (movement_possibility): Do not allow moving statements
17312 that store to memory.
17313 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17315 (determine_max_movement): For statements with memory references,
17316 find the outermost loop in that the reference is independent.
17317 (move_computations_stmt): Mark the virtual operands for renaming.
17318 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17319 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17320 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17321 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17322 create_vop_ref_mapping, analyze_memory_references,
17323 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17324 get_all_locs_in_loop, ref_always_accessed_p,
17325 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17326 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17327 store_motion_loop, store_motion): New functions.
17328 (struct vop_to_refs_elt): New type.
17329 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17330 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17331 (schedule_sm): Replaced by...
17332 (execute_sm): ... this.
17333 (determine_lsm_ref, hoist_memory_references,
17334 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17335 find_more_ref_vops, free_mem_ref, free_mem_refs,
17336 determine_lsm_loop, determine_lsm): Removed.
17337 (tree_ssa_lim_finalize): Free data structures used by store motion.
17338 (tree_ssa_lim): Call analyze_memory_references. Use
17339 store_motion instead of determine_lsm.
17341 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17343 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17344 rename tmake_file to m68hc11/t-m68hc11.
17345 (mcore): Set inhibit_libc to true.
17346 * config.host (alpha*-dec-*vms*): Set extra_programs.
17347 (interix3*): Don't use host_xmake_file.
17348 * configure.ac: Let config.gcc override inhibit_libc.
17349 * configure: Regenerate.
17351 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17352 * config/t-openbsd-thread: Remove commented out lines.
17354 * config/x-interix: Remove.
17356 * config/m68hc11/t-m68hc11-gas: Rename to...
17357 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17359 * config/mcore/t-mcore: Remove T_CFLAGS.
17360 * config/mcore/t-mcore-pe: Likewise.
17362 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17364 * configure.ac: Replace custom __GNU_SOURCE test with
17365 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17366 * aclocal.m4: Regenerate.
17367 * configure: Regenerate.
17368 * config.in: Regenerate.
17370 2008-03-27 Richard Guenther <rguenther@suse.de>
17372 * fold-const.c (target.h): Include.
17373 (fold_comparison): Fold comparison of addresses of decls
17374 that bind locally or of constants. Consolidate address folding code.
17375 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17376 results from fold_binary_to_constant.
17377 (compare_values_warnv): Likewise.
17379 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17381 PR middle-end/35429
17382 * fold-const.c (fold_truthop): Check for integeral types when folding
17383 a == 0 && b == 0 and a != 0 || b != 0 .
17385 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17387 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17389 2008-03-26 Andreas Schwab <schwab@suse.de>
17391 * doc/invoke.texi: Fix use of @item vs. @itemx.
17393 2008-03-26 Tom Tromey <tromey@redhat.com>
17395 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17396 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17397 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17398 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17399 build/genconstants.o, build/genemit.o, build/genextract.o,
17400 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17401 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17404 2008-03-26 Richard Guenther <rguenther@suse.de>
17407 2008-03-26 Richard Guenther <rguenther@suse.de>
17409 * fold-const.c (target.h): Include.
17410 (fold_comparison): Fold comparison of addresses of two decls
17411 that bind locally. Consolidate address folding code.
17413 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17415 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17416 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17417 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17418 dconstsqrt2, dconstthird, dconste and/or dconst10.
17419 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17420 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17421 dconstsqrt2, dconste): Delete.
17422 (init_emit_once): Likewise. Simplify initializing dconstm1.
17424 * real.c (get_real_const): New.
17425 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17426 dconstsqrt2, dconste): Delete.
17427 (real_value_const, get_real_const): New.
17429 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17431 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17433 * config/i386/i386.c (ix86_function_arg_boundary): Check
17434 BIGGEST_ALIGNMENT instead of 128.
17435 (setup_incoming_varargs_64): Likewise.
17437 2008-03-26 Tom Tromey <tromey@redhat.com>
17439 * Makefile.in (DEPFILES): Add missing '/'.
17441 2008-03-26 Richard Guenther <rguenther@suse.de>
17443 * fold-const.c (target.h): Include.
17444 (fold_comparison): Fold comparison of addresses of two decls
17445 that bind locally. Consolidate address folding code.
17447 2008-03-26 Nick Clifton <nickc@redhat.com>
17450 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17451 not allow INT+INT as a legitimate addressing mode.
17453 2008-03-26 Richard Guenther <rguenther@suse.de>
17455 * tree-flow.h (widen_bitfield): Remove declaration.
17456 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17457 (widen_bitfield): Remove function.
17458 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17461 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17464 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17467 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17469 PR rtl-optimization/35232
17470 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17471 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17472 reg_reloaded_call_part_clobbered here.
17473 (reload_regs_reach_end_p): New function.
17474 (reload_reg_rtx_for_input): New variable.
17475 (reload_reg_rtx_for_output): Likewise.
17476 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17477 when reassigning a pseudo register. Load reloadreg from
17478 reload_reg_rtx_for_input, moving the mode and register
17480 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17481 instead of the original when deciding whether an input reload
17482 would be a no-op or whether an output reload can be deleted.
17483 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17484 when setting up new_spill_reg_store. Load it from
17485 reload_reg_rtx_for_output, moving the mode and register
17487 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17488 instead of the original when deciding whether an output reload
17489 would be a no-op. Do the same when modifying insn notes.
17490 Use rtx_equal_p instead of == to compare the registers.
17491 (inherit_piecemeal_p): Take a mode and two register numbers
17493 (emit_reload_insns): Clear new_spill_reg_store for every hard
17494 register in the reload register. Remove spill registers
17495 from reg_reloaded_valid before considering whether to record
17496 inheritance information for them. Use reload_reg_rtx_for_output
17497 instead of reg_rtx when recording output reloads. Use
17498 reload_reg_rtx_for_input instead of reg_rtx when recording
17499 input reloads. Set or clear reg_reloaded_call_part_clobbered
17500 at the same time as setting reg_reloaded_valid.
17501 (delete_output_reload): Add a new_reload_reg parameter and use it
17502 instead of rld[j].reg_rtx.
17503 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17506 2008-03-25 Tom Tromey <tromey@redhat.com>
17508 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17509 (build/genattr.o): Likewise.
17510 (build/genattrtab.o): Likewise.
17511 (build/gencodes.o): Likewise.
17512 (build/genconfig.o): Likewise.
17513 (build/genconstants.o): Likewise.
17514 (build/genemit.o): Likewise.
17515 (build/genextract.o): Likewise.
17516 (build/genflags.o): Likewise.
17518 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17520 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17521 instead of size_int for integer types.
17522 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17523 to match type of MINUS_EXPR.
17525 2008-03-25 Tom Tromey <tromey@redhat.com>
17527 * configure: Rebuilt.
17528 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17531 2008-03-25 Tom Tromey <tromey@redhat.com>
17533 * config/x-solaris (host-solaris.o): Update.
17534 * config/x-linux (host-linux.o): Update.
17535 * config/x-hpux (host-hpux.o): Update.
17536 * config/x-darwin (host-darwin.o): Update.
17537 * config/v850/t-v850e (v850-c.o): Update.
17538 * config/v850/t-v850 (v850-c.o): Update.
17539 * config/t-vxworks (vxworks.o): Update.
17540 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17541 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17542 * config/spu/t-spu-elf (spu-c.o): Update.
17544 * config/sh/t-symbian (sh-c.o): Update.
17545 (symbian.o): Update.
17546 * config/sh/t-sh (sh-c.o): Update.
17547 * config/score/t-score-elf (score7.o, score3.o): Update.
17548 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17549 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17550 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17551 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17552 (rs6000.o): Remove.
17553 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17554 * config/m32c/t-m32c (m32c-pragma.o): Update.
17555 * config/ia64/t-ia64 (ia64-c.o): Update.
17556 * config/i386/x-mingw32 (host-mingw32.o): Update.
17557 * config/i386/x-i386 (driver-i386.o): Update.
17558 * config/i386/x-darwin (host-i386-darwin.o): Update.
17559 * config/i386/x-cygwin (host-cygwin.o): Update.
17560 * config/i386/t-nwld (nwld.o): Update.
17561 * config/i386/t-netware (netware.o): Update.
17562 * config/i386/t-interix (winnt.o): Update.
17563 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17564 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17565 msformat-c.o): Update.
17566 * config/bfin/t-bfin-linux (generated_files): Add
17567 linux-sysroot-suffix.h.
17568 * config/arm/t-wince-pe (pe.o): Update.
17569 * config/arm/t-strongarm-pe (pe.o): Update.
17570 * config/arm/t-pe (pe.o): Update.
17571 * config/arm/t-arm (arm-c.o): Update.
17572 * doc/install.texi (Prerequisites): Require make 3.80.
17573 * Makefile.in: Remove .o targets.
17574 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17575 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17576 (simple_generated_h, simple_generated_c): Move earlier.
17577 (generated_files): New variable.
17578 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17579 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17580 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17581 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17582 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17583 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17584 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17585 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17586 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17587 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17588 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17589 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17591 (COMPILE.base, COMPILE): New variables.
17592 (%.o): New pattern rule.
17593 (ALL_HOST_OBJS): New variable.
17594 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17595 (dummy-checksum.o, cc1-checksum.o): Remove.
17596 (DRIVER_SHLIB): New variable.
17597 (DRIVER_DEFINES): Use it.
17598 (gencondmd.c): Move out of build/.
17599 (s-conditions): Update.
17600 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17601 (ALL_BUILD_OBJS): Likewise.
17602 (build/%.o): Use BUILDCOMPILE.
17603 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17604 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17605 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17606 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17607 build/genconfig.o, build/genconstants.o, build/genemit.o,
17608 build/genextract.o, build/genflags.o, build/genmddeps.o,
17609 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17610 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17611 build/gen-protos.o, build/scan.o, build/fix-header.o,
17612 build/scan-decls.o): Simplify.
17613 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17614 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17615 prefix.o, toplev.o): Reduce to variable setting.
17616 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17617 ($(out_object_file), gcc-options.o): New targets.
17618 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17619 * configure: Rebuilt.
17620 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17621 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17623 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17625 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17626 complain when we hit an error, return ERROR_MARK_NODE.
17628 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17630 * config/sh/constraints.md (Pso, Psz): New constraints.
17631 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17632 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17634 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17636 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17637 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17639 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17641 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17642 (prefetch_sh2a): New.
17644 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17645 Naveen.H.S <naveen.hs@kpitcummins.com>
17647 * config/sh/constraints.md (I28): New constraint.
17648 * config/sh/sh.c (broken_move): Add support for movi20s.
17649 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17651 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17652 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17653 Naveen.H.S <naveen.hs@kpitcummins.com>
17655 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17656 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17657 (print_operand): Handle resbank in %@ operand code.
17658 (sh_encode_section_info): New.
17659 (push_regs): Add conditions for resbank.
17660 (sh_expand_epilogue): Likewise.
17661 (sh_insert_attributes): Likewise.
17662 (sh_attribute_table): Likewise.
17663 (sh_handle_resbank_handler_attribute): New.
17664 (sh2a_handle_function_vector_handler_attribute): New.
17665 (sh2a_is_function_vector_call): New.
17666 (sh2a_get_function_vector_number): New.
17667 (sh2a_function_vector_p): New.
17668 (sh_cfun_resbank_handler_p): New.
17669 * config/sh/sh.md (calli): Emit jsr/n if possible.
17670 (calli_tbr_rel): New.
17671 (calli_pcrel): Emit jsr/n if possible.
17672 (return_i): Emit rts/n if possible.
17673 (call_valuei_tbr_rel): New.
17674 (call_valuei_pcrel): Add condition for SH2A target.
17675 (call_value): Likewise.
17676 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17677 (sh2a_get_function_vector_number): Likewise.
17678 (sh2a_is_function_vector_call): Likewise.
17679 * doc/extend.texi: Document TBR relative addressing of SH2A.
17680 (resbank): Add description for SH2A.
17682 2008-03-24 Richard Guenther <rguenther@suse.de>
17685 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17686 pointer assignments change conversions according to middle-end rules.
17687 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17688 * configure.ac: Include type checking in yes.
17689 * configure: Regenerate.
17691 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17693 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17694 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17696 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17698 * gthr-vxworks.h (UNUSED): Define.
17700 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17702 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17704 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17706 * doc/extend.texi (Function Attributes): Add missing comma in the
17707 example of the "alloc_size" attribute.
17709 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17712 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17714 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17717 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17720 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17721 of the underlying type of a MS bitfield layout to the natural
17722 alignment of the type.
17724 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17726 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17727 to their natural alignment to avoid store forwarding stalls.
17729 2008-03-22 Richard Guenther <rguenther@suse.de>
17731 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17732 For PHI nodes verify the address is invariant.
17733 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17734 (get_symbol_constant_value): Use is_gimple_min_invariant.
17735 (maybe_fold_stmt_indirect): Likewise.
17737 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17739 PR rtl-optimization/33927
17740 * Makefile.in (dse.o): Depend on $(TM_P_H).
17741 * expr.h (extract_low_bits): Declare.
17742 * expmed.c (extract_low_bits): New function.
17743 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17744 * dse.c: Include tm_p.h.
17745 (find_shift_sequence): Remove the read_reg argument and return the
17746 read value. Emit the instructions instead of returning them.
17747 Iterate on new_mode rather than calculating it each time.
17748 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17749 source to NEW_MODE and extract_low_bits to convert the shifted
17750 value to READ_MODE.
17751 (replace_read): Allow the load and store to have different mode
17752 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17753 or extraction instructions before trying the replacement. Update
17754 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17756 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17758 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17759 to their natural alignment to avoid store forwarding stalls.
17761 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17764 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17765 encouraging but not allowing gprs for input;
17766 change the input constraint to !f#r.
17767 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17769 change the output constraint to !f#r.
17771 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17774 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17775 corresponding post-reload splitters.
17776 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17777 when x87 FP math is selected.
17778 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17779 New function prototype.
17780 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17781 unreachable function to ease macroization of insn patterns.
17783 2008-03-21 Martin Jambor <mjambor@suse.cz>
17785 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17786 reference dumps if ddr is NULL or dependence is unknown.
17788 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17790 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17791 unsigned extension into account.
17792 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17793 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17794 Do computations on a scratch register.
17796 2008-03-21 Richard Guenther <rguenther@suse.de>
17798 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17799 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17800 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17801 * tree-ssa-dom.c (record_equality): Likewise.
17802 * tree-inline.c (copy_body_r): Likewise.
17803 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17806 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17808 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17809 as 'delete_unused' argument.
17811 2008-03-20 Richard Guenther <rguenther@suse.de>
17813 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17814 special casing of constant qualifiers.
17815 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17816 care about them in general.
17817 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17818 regardless of their type.
17819 (fold_stmt_r): Forcefully fold *& if we end up with that.
17821 2008-03-20 Paul Brook <paul@codesourcery.com>
17823 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17824 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17826 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17828 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17829 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17831 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17833 * common.opt (Wmudflap): New option.
17834 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17835 (mx_register_decls): Likewise.
17836 (mudflap_finish_file): Likewise.
17837 * doc/invoke.texi: Document -Wno-mudflap.
17839 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17841 * c-format.c (replace_format_name_to_system_name): New.
17842 (cmp_attribs): New.
17843 (convert_format_name_to_system_name): New.
17844 (decode_format_attr): Add use of convert_format_name_to_system_name.
17845 (format_types_orig): Add gnu_ prefix to names.
17846 (check_format_info_main): Special treating of \0 escaped names for
17847 supporting multi-character format specifiers as I32, I64.
17848 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17849 (gnu_target_overrides_format_attributes): New.
17850 * c-format.h: Add structure target_ovr_attr to hold
17851 system specific formatter names.
17852 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17853 msformat-c.o file to c_target_objs and cxx_target_objs.
17854 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17855 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17856 (TARGET_N_FORMAT_TYPES): New.
17857 * config/i386/msformat-c.c: New.
17858 * config/i386/t-cygming: Add build rule for msformat-c.o.
17859 * doc/extend.texi: Add new format names gnu_* and ms_* and
17861 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17863 2008-03-20 Ira Rosen <irar@il.ibm.com>
17865 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17866 optimizations turned on under -O3.
17867 (ftree-vectorize): Add that the flag is turned on with -O3.
17869 2008-03-20 Ben Elliston <bje@au.ibm.com>
17871 * regmove.c (try_auto_increment): Fix spelling error in comment.
17872 * final.c (final_scan_insn): Likewise.
17874 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17877 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17878 allocator preferences for "y" and "r" class registers.
17879 ("*mov<mode>_internal"): Ditto.
17880 ("*movv2sf_internal_rex64"): Ditto.
17881 ("*movv2sf_internal"): Ditto.
17883 2008-03-19 Michael Matz <matz@suse.de>
17885 PR middle-end/35616
17886 * calls.c (expand_call): Check overlap of arguments with call
17887 address for sibcalls.
17889 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17892 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17893 of the underlying type of a MS bitfield layout to the natural
17894 alignment of the type.
17896 2008-03-19 Jan Hubicka <jh@suse.cz>
17899 * toplev.c (decode_d_option): Handle all CPP flags.
17900 * tree-vrp.c: Update tree_pass descriptors.
17901 * regrename.c: Update tree_pass descriptors.
17902 * fwprop.c: Update tree_pass descriptors.
17903 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17904 * tree-into-ssa.c: Update tree_pass descriptors.
17905 * tree-dump.c: Update tree_pass descriptors.
17906 * tree-complex.c: Update tree_pass descriptors.
17907 * tree-dump.h: Update tree_pass descriptors.
17908 * see.c: Update tree_pass descriptors.
17909 * cgraphbuild.c: Update tree_pass descriptors.
17910 * tracer.c: Update tree_pass descriptors.
17911 * tree-loop-distribution.c: Update tree_pass descriptors.
17912 * cgraph.c: Update tree_pass descriptors.
17913 * postreload-gcse.c: Update tree_pass descriptors.
17914 * postreload.c: Update tree_pass descriptors.
17915 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17916 * tree-tailcall.c: Update tree_pass descriptors.
17917 * tree-pass.h (tree_opt_pass): Rename to ...
17918 (opt_pass) ... this one; add "type" field and remove letter field.
17919 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17920 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17921 all_lowering_passes): Update declaration.
17922 * ipa-cp.c: Update tree_pass descriptors.
17923 * final.c: Update tree_pass descriptors.
17924 * omp-low.c: Update tree_pass descriptors.
17925 * tree-ssa-dse.c: Update tree_pass descriptors.
17926 * ipa-reference.c: Update tree_pass descriptors.
17927 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17928 * auto-inc-dec.c: Update tree_pass descriptors.
17929 * reorg.c: Update tree_pass descriptors.
17930 * cgraphunit.c: Update tree_pass descriptors.
17931 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17932 * tree-ssa-ccp.c: Update tree_pass descriptors.
17933 * df-core.c: Update tree_pass descriptors.
17934 * mode-switching.c: Update tree_pass descriptors.
17935 * tree-nomudflap.c: Update tree_pass descriptors.
17936 * modulo-sched.c: Update tree_pass descriptors.
17937 * ipa-pure-const.c: Update tree_pass descriptors.
17938 * cse.c: Update tree_pass descriptors.
17939 * web.c: Update tree_pass descriptors.
17940 * tree-stdarg.c: Update tree_pass descriptors.
17941 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17942 * tree-ssa-dom.c: Update tree_pass descriptors.
17943 * tree-nrv.c: Update tree_pass descriptors.
17944 * tree-ssa-alias.c: Update tree_pass descriptors.
17945 * loop-init.c: Update tree_pass descriptors.
17946 * gimple-low.c: Update tree_pass descriptors.
17947 * ipa-inline.c: Update tree_pass descriptors.
17948 * tree-ssa-sink.c: Update tree_pass descriptors.
17949 * global.c: Update tree_pass descriptors.
17950 * ifcvt.c: Update tree_pass descriptors.
17951 * jump.c: Update tree_pass descriptors.
17952 * predict.c: Update tree_pass descriptors.
17953 * tree-ssa-loop.c: Update tree_pass descriptors.
17954 * recog.c: Update tree_pass descriptors.
17955 * dse.c: Update tree_pass descriptors.
17956 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17957 * tree-eh.c: Update tree_pass descriptors.
17958 * regmove.c: Update tree_pass descriptors.
17960 * function.c: Update tree_pass descriptors.
17961 * tree-vectorizer.c: Update tree_pass descriptors.
17962 * gcse.c: Update tree_pass descriptors.
17963 * ipa-type-escape.c: Update tree_pass descriptors.
17964 * tree-if-conv.c: Update tree_pass descriptors.
17965 * init-regs.c: Update tree_pass descriptors.
17966 * ipa.c: Update tree_pass descriptors.
17967 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17968 * rtl-factoring.c: Update tree_pass descriptors.
17969 * lower-subreg.c: Update tree_pass descriptors.
17970 * bt-load.c: Update tree_pass descriptors.
17971 * tree-dfa.c: Update tree_pass descriptors.
17972 * except.c: Update tree_pass descriptors.
17973 * emit-rtl.c: Update tree_pass descriptors.
17974 * cfgexpand.c: Update tree_pass descriptors.
17975 * tree-cfgcleanup.c: Update tree_pass descriptors.
17976 * cfgcleanup.c: Update tree_pass descriptors.
17977 * tree-ssa-pre.c: Update tree_pass descriptors.
17978 * tree-sra.c: Update tree_pass descriptors.
17979 * tree-mudflap.c: Update tree_pass descriptors.
17980 * tree-ssa-copy.c: Update tree_pass descriptors.
17981 * cfglayout.c: Update tree_pass descriptors.
17982 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17983 * tree-ssa-dce.c: Update tree_pass descriptors.
17984 * tree-ssa.c: Update tree_pass descriptors.
17985 * regclass.c: Update tree_pass descriptors.
17986 * integrate.c: Update tree_pass descriptors.
17987 * tree-optimize.c: Update tree_pass descriptors.
17988 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17989 * tree-object-size.c: Update tree_pass descriptors.
17990 * combine.c: Update tree_pass descriptors.
17991 * tree-outof-ssa.c: Update tree_pass descriptors.
17992 * bb-reorder.c: Update tree_pass descriptors.
17993 * stack-ptr-mod.c: Update tree_pass descriptors.
17994 * var-tracking.c: Update tree_pass descriptors.
17995 * tree-profile.c: Update tree_pass descriptors.
17996 * tree-vect-generic.c: Update tree_pass descriptors.
17997 * reg-stack.c: Update tree_pass descriptors.
17998 * sched-rgn.c: Update tree_pass descriptors.
17999 * tree-ssa-structalias.c: Update tree_pass descriptors.
18000 * tree-cfg.c: Update tree_pass descriptors.
18001 * passes.c (current_pass): Update declaration.
18002 (finish_optimization_passes): Update.
18003 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18004 (register_one_dump_file, register_dump_files_1, next_pass_1):
18006 (init_optimization_passes): Update handling of new types.
18007 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18008 * ipa-struct-reorg.c: Update tree_pass descriptors.
18009 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18010 * combine-stack-adj.c: Update tree_pass descriptors.
18011 * cfgrtl.c: Update tree_pass descriptors.
18012 * dce.c: Update tree_pass descriptors.
18013 * tree-ssanames.c: Update tree_pass descriptors.
18015 2008-03-19 Richard Guenther <rguenther@suse.de>
18017 PR middle-end/35609
18018 * tree-ssa.c (walk_data): New structure.
18019 (warn_uninitialized_var): If not always_executed warn with "maybe"
18021 (execute_early_warn_uninitialized): Compute post-dominators.
18022 Initialize always_executed before processing each basic block.
18024 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18027 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18028 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18030 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18032 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18034 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18036 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18038 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18039 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18040 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18041 target after ignore has been set, and move there also the commputation
18042 of subtarget and original_target.
18043 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18044 (LANG_HOOKS_INITIALIZER): Remove it.
18045 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18047 2008-03-18 Richard Guenther <rguenther@suse.de>
18049 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18050 found an expression with constants, note that in the VN for the lhs.
18051 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18052 fold them to constants if possible. Run cleanup_cfg if done so.
18053 (execute_pre): Return todo.
18054 (do_pre): Likewise.
18055 (execute_fre): Likewise.
18056 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18058 (get_prop_source_stmt): Look through pointer conversions.
18060 2008-03-18 Jan Hubicka <jh@suse.cz>
18062 * tree-pretty-print.c: Include predict.h.
18063 (dump_generic_node): Dump predictor.
18064 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18065 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18066 * gimple-low.c (lower_stmt): Likewise.
18067 * expr.c (expand_expr_real): Likewise.
18068 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18070 (build_predict_expr, build_predict_expr): New.
18071 * predict.h (predictor_name, build_predict_expr): Update.
18072 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18073 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18074 * predict.def (PRED_CONTINUE): Update hitrate.
18075 * tree.def (PREDICT_EXPR): Define.
18076 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18077 do not handle BIND_EXPR.
18078 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18079 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18080 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18083 2008-03-18 Michael Matz <matz@suse.de>
18085 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18087 2008-03-18 Richard Guenther <rguenther@suse.de>
18089 * tree-gimple.h (is_gimple_invariant_address): Declare.
18090 (is_gimple_constant): Likewise.
18091 * tree-gimple.c (is_gimple_constant): New function.
18092 (is_gimple_invariant_address): Likewise.
18093 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18094 and is_gimple_invariant_address.
18095 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18097 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18098 an addressable base.
18100 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18102 PR middle-end/35611
18103 * gimplify.c (gimplify_expr): Gimplify second operand of
18106 2008-03-17 Richard Guenther <rguenther@suse.de>
18108 PR tree-optimization/19637
18109 * fold-const.c (fold_unary): Remove restrictions of removing
18110 intermediate pointer-conversions (P2)(P1)P0.
18111 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18112 conversion to void pointer.
18113 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18115 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18118 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18119 emulated thread local variables.
18121 2008-03-16 Richard Guenther <rguenther@suse.de>
18123 PR middle-end/35607
18124 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18125 expand TREE_INVARIANT operations that are not gimple invariant.
18127 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18129 * doc/extend.texi (Alignment): Say that the ABI controls
18130 the __alignof__ for non-strict-alignment targets rather
18131 than being a recommendation.
18133 2008-03-15 Paul Brook <paul@codesourcery.com>
18135 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18137 (arm_output_fn_unwind): Mark functions that can not be unwound.
18139 2008-03-15 Paul Brook <paul@codesourcery.com>
18141 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18142 extension instructions.
18144 2008-03-15 Richard Guenther <rguenther@suse.de>
18146 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18147 and fold constant aggregate refs.
18148 (fold_const_aggregate_ref): Handle string constants
18149 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18150 (evaluate_stmt): Simplify now that ccp_fold folds constant
18153 2008-03-15 Paul Brook <paul@codesourcery.com>
18155 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18156 (extzv): Use gen_extzv_t2.
18157 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18159 2008-03-15 Richard Guenther <rguenther@suse.de>
18161 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18162 (fold_const_aggregate_ref): Likewise.
18163 (get_value): Return NULL if we don't have any values.
18164 (ccp_finalize): Set const_val to NULL after freeing it.
18165 * tree-flow.h (get_symbol_constant_value): Declare.
18166 (fold_const_aggregate_ref): Likewise.
18167 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18169 2008-03-15 Richard Guenther <rguenther@suse.de>
18171 PR middle-end/35593
18172 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18173 to not produce negative array indices if not allowed. Add
18174 parameter to indicate that.
18175 (maybe_fold_offset_to_component_ref): Allow negative array
18176 indices only for the first member of a structure.
18177 (maybe_fold_offset_to_reference): Allow negative array indices.
18178 (maybe_fold_stmt_addition): Likewise.
18180 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18181 Anatoly Sokolov <aesok@post.ru>
18183 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18184 (avr_arch): Add ARCH_AVR6.
18185 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18186 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18187 instead of fixed value 2.
18188 (print_operand_address): Use gs() asm specifier instead of pm().
18189 (avr_assemble_integer): (Ditto.).
18190 (avr_output_addr_vec_elt): (Ditto.).
18191 (print_operand): Handle "!" code.
18192 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18193 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18194 (AVR_HAVE_EIJMP_EICALL): Define.
18195 (AVR_3_BYTE_PC): Redefine.
18196 (AVR_2_BYTE_PC): (Ditto.).
18197 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18198 (LINK_SPEC): Add atmega2560 and atmega2561.
18199 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18201 * config/avr/avr.md (call_insn): Use eicall instead of icall
18202 for 3 byte PC devices.
18203 (call_value_insn): (Ditto.).
18204 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18205 (indirect_jump): Use only for for 2 byte PC devices.
18206 (*tablejump): (Ditto.).
18207 (*indirect_jump_avr6): Add insn.
18208 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18209 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18210 instead of ijmp for 3 byte PC devices.
18211 (__tablejump2__): (Ditto.).
18212 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18213 (MULITLIB_DIRNAMES): (Ditto.).
18214 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18216 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18218 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18219 "sse2_umulsidi3". Use V1DI mode for operand 0.
18220 ("mmx_psadbw"): Use V1DI mode for operand 0.
18221 * config/i386/i386-modes.def (V1SI): New vector mode.
18222 * config/i386/i386.c (struct builtin_description)
18223 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18224 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18225 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18226 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18227 v1di_ftype_v8qi_v8qi type.
18228 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18230 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18231 __builtin_ia32_pmuludq]: Fix the mode of return value.
18233 2008-03-15 Richard Guenther <rguenther@suse.de>
18235 PR middle-end/35595
18236 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18239 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18241 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18242 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18243 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18244 unless TARGET_SERIALIZE_VOLATILE is enabled.
18245 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18246 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18247 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18249 2008-03-14 Richard Guenther <rguenther@suse.de>
18251 PR tree-optimization/34172
18252 * tree-flow.h (refs_may_alias_p): Declare.
18253 (get_single_def_stmt): Likewise.
18254 (get_single_def_stmt_from_phi): Likewise.
18255 (get_single_def_stmt_with_phi): Likewise.
18256 * tree-dfa.c (refs_may_alias_p): New function.
18257 (get_single_def_stmt): Likewise.
18258 (get_single_def_stmt_from_phi): Likewise.
18259 (get_single_def_stmt_with_phi): Likewise.
18260 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18261 (vn_reference_lookup_1): New helper function.
18262 (vn_reference_lookup): Walk the virtual use-def chain to
18263 continue searching for a match if the def does not alias the
18264 reference we are looking for.
18266 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18268 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18269 archive and Perzl. Update The Written Word listing.
18271 2008-03-14 Richard Guenther <rguenther@suse.de>
18273 PR tree-optimization/34043
18274 PR tree-optimization/33989
18275 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18277 (bitmap_find_leader): Use extra argument to verify dominance
18278 relationship inside a basic-block.
18279 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18280 (find_leader_in_sets): Adjust.
18281 (create_component_ref_by_pieces): Take extra argument for
18282 dominance check, handle lookup failures.
18283 (find_or_generate_expression): Likewise.
18284 (create_expression_by_pieces): Likewise.
18285 (insert_into_preds_of_block): Adjust.
18286 (create_value_expr_from): If asked for, verify all operands
18287 are in the blocks AVAIL_OUT set.
18288 (make_values_for_stmt): Check for SSA_NAMEs that are life
18289 over an abnormal edge.
18290 (compute_avail): Remove such check.
18291 (do_SCCVN_insertion): New function.
18292 (eliminate): If we do not find a leader suitable for replacement
18293 insert a replacement expression from SCCVN if available.
18294 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18295 (struct vn_ssa_aux): Add needs_insertion flag.
18296 * tree-ssa-sccvn.c (may_insert): New global flag.
18297 (copy_reference_ops_from_ref): Value-number union member access
18298 based on its size, not type and member if insertion is allowed.
18299 (visit_reference_op_load): For a weak match from union type
18300 punning lookup a view-converted value and insert a SSA_NAME
18301 for that value if that is not found.
18302 (visit_use): Make dumps shorter. Do not disallow value numbering
18303 SSA_NAMEs that are life over an abnormal edge to constants.
18304 (free_scc_vn): Release inserted SSA_NAMEs.
18305 (run_scc_vn): New flag to specify whether insertion is allowed.
18306 Process SSA_NAMEs in forward order.
18307 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18308 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18309 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18310 pointer type to/from integral types that do not change the
18311 precision to regular conversions.
18313 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18315 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18316 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18317 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18318 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18319 input arguments and the mode of return value. Built-in functions
18320 that operate on whole 64-bit MMX register now use V1DI mode.
18322 2008-03-13 Alon Dayan <alond@il.ibm.com>
18323 Olga Golovanevsky <olga@il.ibm.com>
18325 PR tree-optimization/35041
18326 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18327 to locate the right position in a statement.
18329 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18333 * config/i386/xmmintrin.h: Change all static inline functions to
18334 extern inline and add __gnu_inline__ attribute.
18335 * config/i386/bmintrin.h: Ditto.
18336 * config/i386/smmintrin.h: Ditto.
18337 * config/i386/tmmintrin.h: Ditto.
18338 * config/i386/mmintrin-common.h: Ditto.
18339 * config/i386/ammintrin.h: Ditto.
18340 * config/i386/emmintrin.h: Ditto.
18341 * config/i386/pmmintrin.h: Ditto.
18342 * config/i386/mmintrin.h: Ditto.
18343 * config/i386/mm3dnow.h: Ditto.
18345 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18347 PR middle-end/35185
18348 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18349 (lower_omp_2): New function.
18350 (lower_omp_1, lower_omp): Rewritten.
18352 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18355 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18356 with the phrase "Microsoft Windows compilers".
18357 (Push/Pop Macro Pragmas): New subsection. Document
18358 #pragma push_macro and pragma pop_macro.
18360 2008-03-12 Paul Brook <paul@codesourcery.com>
18362 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18364 2008-03-12 Paul Brook <paul@codesourcery.com>
18366 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18367 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18368 (thumb2_addsi_shortim): Rename ...
18369 (thumb2_addsi_short): ... to this. Allow register operands.
18370 (thumb2_subsi_short): New pattern.
18371 (thumb2_one_cmplsi2_short,
18372 thumb2_negsi2_short): New patterns and peepholes.
18374 2008-03-12 Paul Brook <paul@codesourcery.com>
18376 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18378 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18380 * config/i386/i386.md (int_cond): New code iterator.
18382 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18383 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18384 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18385 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18386 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18387 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18388 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18389 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18391 2008-03-12 Paul Brook <paul@codesourcery.com>
18393 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18394 instead of {arm,thumb}_compute_save_reg_mask.
18395 (output_return_instruction): Ditto.
18396 (thumb_unexpanded_epilogue): Ditto.
18397 (thumb1_expand_prologue): Ditto.
18398 (thumb1_output_function_prologue): Ditto.
18399 (arm_set_return_address): Ditto.
18400 (thumb_set_return_address): Ditto.
18401 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18402 regs to achieve stack alignment.
18403 (thumb1_compute_save_reg_mask): Fix compiler warning.
18404 (arm_output_epilogue): Use offsets->saved_regs_mask.
18405 Adjust stack pointer by poping call clobered registers.
18406 (arm_expand_prologue): Use offsets->saved_regs_mask.
18407 Adjust stack pointer by pushing extra registers.
18408 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18410 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18413 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18414 conversion to the operands of a multiplication.
18416 2008-03-12 Richard Guenther <rguenther@suse.de>
18418 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18419 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18420 * timevar.def (TV_TREE_PHIPROP): Add.
18421 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18422 pass description. Use TV_TREE_PHIPROP.
18423 * tree-ssa-forwprop.c: Remove phiprop code.
18425 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18427 PR middle-end/35549
18428 * omp-low.c (maybe_lookup_decl): Constify first argument.
18429 (use_pointer_for_field): Change last argument from bool to
18430 omp_context *. Disallow shared copy-in/out in nested
18431 parallel if decl is shared in outer parallel too.
18432 (build_outer_var_ref, scan_sharing_clauses,
18433 lower_rec_input_clauses, lower_copyprivate_clauses,
18434 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18436 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18437 Ira Rosen <irar@il.ibm.com>
18439 * tree-vectorizer.c (free_stmt_vec_info): New function.
18440 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18441 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18442 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18443 * tree-vect-transform.c (vectorizable_conversion): Free
18444 vec_oprnds0 if it was allocated.
18445 (vect_permute_store_chain): Remove unused VECs.
18446 (vectorizable_store): Free VECs that are allocated in the..
18448 (vect_transform_strided_load, vectorizable_load): Likewise.
18449 (vect_remove_stores): Simplify the code.
18450 (vect_transform_loop): Move code to vect_remove_stores().
18451 Call vect_remove_stores() and free_stmt_vec_info().
18453 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18455 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18456 TARGET_HPUX. Revise comment.
18457 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18458 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18459 Use sr4 variant of `be' instruction when not generating PIC code.
18460 (attr_length_call): Adjust for above change.
18462 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18464 * ipa-reference.c (static_execute): Remove module_statics_const and
18465 associated setting code.
18467 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18470 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18471 predicate for operand 1.
18472 (paritysi2_cmp): Use register_operand predicate for operand 2.
18473 Use earlyclobber modifier for operand 1. Remove support for
18475 (paritydi2_cmp): Use register_operand predicate for operand 3.
18476 Use earlyclobber modifier for operand 1. Remove support for
18479 2008-03-11 Paul Brook <paul@codesourcery.com>
18480 Vladimir Prus <vladimir@codesourcery.com>
18482 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18483 (arm_compute_save_reg0_reg12_mask): Always
18484 check if register 11 must be saved. Always safe hard frame pointer
18485 when frame_pointer_needeed.
18486 (arm_compute_save_reg_mask): Save IP and PC
18487 only with apcs frames.
18488 (arm_output_epilogue): Adjust Thumb2 codepath to
18489 be also invoked and work for ARM non-apcs frames.
18490 (arm_expand_prologue): Don't bother saving IP
18491 for non-apcs frame, since it's not clobbered by
18492 prologue code. Implement non-apcs frame
18495 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18497 PR rtl-optimization/35281
18498 * expr.c (convert_move): Use a new pseudo for the intermediate
18499 from_mode->word_mode result.
18501 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18503 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18504 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18505 * toplev.c (compile_file): Don't call it.
18507 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18509 PR middle-end/35526
18510 * expr.c (store_expr): Call emit_block_move if the mode
18511 of "temp" RTX is BLKmode.
18513 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18514 Richard Guenther <rguenther@suse.de>
18516 PR tree-optimization/31358
18517 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18518 the step with a NULL_TREE.
18519 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18520 to sizetype if type is a pointer type.
18521 (add_candidate_1): Don't convert the base and step to
18522 the generic type if the orginal type is a pointer type.
18523 (add_iv_value_candidates): Use sizetype for the step
18524 if type is a pointer type.
18525 (cand_value_at): Likewise.
18526 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18528 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18529 Don't convert the tem affine to the type.
18530 (add_elt_to_tree): Use sizetype for the step if a pointer.
18531 Use POINTER_PLUS_EXPR for pointers.
18532 (aff_combination_to_tree): Use sizetype for the step if a
18535 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18537 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18538 Remove commutativity hint.
18540 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18544 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18545 errorneous type. Check that v is a VAR_DECL.
18547 PR middle-end/35099
18548 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18550 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18552 PR tree-optimization/35494
18553 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18554 may be overriden at link and run time.
18556 2008-03-10 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/34677
18559 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18560 (poolify_tree): Likewise.
18561 (modify_expr_template): Likewise.
18562 (poolify_modify_stmt): Likewise.
18563 (insert_fake_stores): Handle all component-ref style stores
18564 in addition to INDIRECT_REF. Also handle complex types.
18565 Do not poolify the inserted load.
18566 (realify_fake_stores): Do not rebuild the tree but only
18567 make it a SSA_NAME copy.
18568 (init_pre): Remove initialzation of modify_expr_template.
18569 Do not allocate modify_expr_node_pool.
18570 (fini_pre): Do not free modify_expr_node_pool.
18572 2008-03-10 Paul Brook <paul@codesourcery.com>
18574 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18575 to avoid conflicts.
18577 2008-03-10 Paul Brook <paul@codesourcery.com>
18578 Mark Shinwell <shinwell@codesourcery.com>
18580 * config/arm/cortex-r4.md: New.
18581 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18583 * config/arm/arm.md: Include cortex-r4.md.
18584 (insn): Add smmls, sdiv and udiv values.
18585 (generic_sched): Don't use generic scheduling for Cortex-R4.
18586 (arm_issue_rate): New function.
18587 (TARGET_SCHED_ISSUE_RATE): Define.
18589 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18591 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18593 2008-03-10 Richard Guenther <rguenther@suse.de>
18595 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18596 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18598 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18600 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18601 Set default to true.
18603 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18605 * c.opt (Wsynth): Deprecate.
18606 * doc/invoke.texi (Option Summary, Warning Options): Document
18607 -Wno-format-contains-nul.
18609 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18612 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18613 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18615 2008-03-09 Ira Rosen <irar@il.ibm.com>
18617 * config/rs6000/rs6000.c (builtin_description): Rename vector
18618 left shift operations.
18619 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18620 (altivec_vsl<VI_char>): Rename to ...
18621 (ashl<mode>3): ... new name.
18622 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18624 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18626 2008-03-08 Richard Guenther <rguenther@suse.de>
18628 * coverage.h (tree_coverage_counter_addr): Declare.
18629 * coverage.c (tree_coverage_counter_addr): New function.
18630 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18631 before using again.
18632 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18633 (tree_gen_one_value_profiler): Likewise.
18634 (tree_gen_ic_profiler): Likewise.
18635 (tree_gen_average_profiler): Likewise.
18636 (tree_gen_ior_profiler): Likewise.
18638 2008-03-08 Richard Guenther <rguenther@suse.de>
18640 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18641 (vn_binary_op_insert): Likewise.
18642 (vn_unary_op_lookup): Likewise.
18643 (vn_unary_op_insert): Likewise.
18644 (vn_nary_op_lookup): Declare.
18645 (vn_nary_op_insert): Likewise.
18646 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18647 and binary hashes, use a single obstack for unary_op_pool
18648 and binary_op_pool.
18649 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18650 a single struct vn_nary_op_s. Store tree code length and
18651 a variable number of operands.
18652 (struct vn_reference_op_struct): Remove unused op2.
18653 (vn_reference_op_eq): Do not compare op2.
18654 (vn_reference_op_compute_hash): Do not compute hash of op2.
18655 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18656 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18657 with vn_nary_op_compute_hash.
18658 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18659 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18661 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18663 (visit_unary_op): Call nary functions.
18664 (visit_binary_op): Likewise.
18665 (process_scc): Adjust for struct vn_tables_s changes.
18666 (allocate_vn_table): Likewise.
18667 (free_vn_table): Likewise.
18668 * tree-vn.c (vn_add): Call nary functions.
18669 (vn_lookup): Likewise.
18671 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18674 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18675 wdst back after sync_compare_and_swapqhi_internal.
18677 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18680 * config/i386/i386-modes.def (V1DI): New vector mode.
18681 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18682 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18683 (MMXMODE248): Ditto.
18684 (MMXMODE): Add V1DI mode.
18685 (mmxvecsize): Change DI mode to V1DI mode.
18686 ("mov<mode>): Use MMXMODEI8 mode iterator.
18687 ("*mov<mode>_internal_rex64"): Ditto.
18688 ("*mov<mode>_internal"): Ditto.
18689 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18690 ("mmx_sub<mode>3"): Ditto.
18691 ("mmx_adddi3"): Remove insn pattern.
18692 ("mmx_subdi3"): Ditto.
18693 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18694 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18695 ("mmx_ashl<mode>3"): Ditto.
18696 ("mmx_lshrdi3"): Remove insn pattern.
18697 ("mmx_ashldi3"): Ditto.
18698 * config/i386/i386.c (classify_argument): Handle V1DImode.
18699 (function_arg_advance_32): Ditto.
18700 (function_arg_32): Ditto.
18701 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18702 mmx_addv1di3 insn pattern.
18703 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18704 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18705 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18706 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18707 Remove definitions of built-in functions.
18708 (V1DI_type_node): New node.
18709 (v1di_ftype_v1di_int): Ditto.
18710 (v1di_ftype_v1di_v1di): Ditto.
18711 (v2si_ftype_v2si_si): Ditto.
18712 (v4hi_ftype_v4hi_di): Remove node.
18713 (v2si_ftype_v2si_di): Ditto.
18714 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18715 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18716 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18717 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18718 Add new builtins using def_builtin_const.
18719 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18720 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18721 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18722 * config/i386/mmintrin.h (__v1di): New typedef.
18723 (_mm_add_si64): Cast arguments to __v1di type.
18724 (_mm_sub_si64): Ditto.
18725 (_mm_sll_pi16): Cast __count to __v4hi type.
18726 (_mm_sll_pi32): Cast __count to __v2si type.
18727 (_mm_sll_si64): Cast arguments to __v1di type.
18728 (_mm_srl_pi16): Cast __count to __v4hi type.
18729 (_mm_srl_pi32): Cast __count to __v2si type.
18730 (_mm_srl_si64): Cast arguments to __v1di type.
18731 (_mm_sra_pi16): Cast __count to __v4hi type.
18732 (_mm_sra_pi32): Cast __count to __v2si type.
18733 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18734 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18735 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18736 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18737 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18738 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18739 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18740 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18741 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18742 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18743 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18744 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18746 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18748 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18750 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18753 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18754 reg+const addressing for Altivec modes. Don't generate reg+reg
18755 addressing for TFmode or TDmode quantities.
18757 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18759 * c-common.c (vector_types_convertible_p): Call langhook
18760 instead of comptypes.
18762 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18765 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18766 integral and scalar float variables which have a
18769 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18771 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18772 dwarf_register_span hook when emitting unwind information for
18773 register-to-memory saves.
18774 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18775 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18777 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18779 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18780 for the same VAR_DECL.
18782 2008-03-06 Tom Tromey <tromey@redhat.com>
18784 * treelang: Delete.
18785 * doc/standards.texi (Standards): Don't mention treelang.
18786 * doc/invoke.texi (Overall Options): Don't mention treelang.
18787 * doc/install.texi (Prerequisites): Don't mention bison or
18789 (Configuration): Don't mention treelang.
18790 (Building): Likewise.
18791 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18793 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18795 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18796 word-extractions out of a multi-word object.
18798 2008-03-06 Richard Guenther <rguenther@suse.de>
18800 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18801 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18802 result type and precision.
18803 * expr.c (get_inner_reference): Set unsignedp based on the result
18804 type of BIT_FIELD_REF.
18805 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18806 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18807 (try_instantiate_multiple_fields): Likewise. Use the correct type
18809 (sra_build_assignment): Likewise.
18810 (sra_build_elt_assignment): Likewise.
18811 (sra_explode_bitfield_assignment): Likewise.
18812 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18813 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18814 set BIT_FIELD_REF_UNSIGNED.
18815 (vectorizable_load): Likewise.
18817 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18819 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18822 2008-03-06 Richard Guenther <rguenther@suse.de>
18824 * alias.c (struct alias_set_entry): Move has_zero_child field
18825 to pack with alias_set.
18827 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18829 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18832 2008-03-05 Ian Lance Taylor <iant@google.com>
18834 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18836 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18838 * fwprop.c (update_df): Support width and offset parameters of
18840 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18841 global_conflicts): Change DF_REF_EXTRACT to either
18842 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18843 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18844 * df-scan.c (df_ref_record, df_defs_record,
18845 df_ref_create_structure, df_def_record_1, df_uses_record,
18846 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18847 df_bb_refs_collect, df_entry_block_defs_collect,
18848 df_exit_block_uses_collect): Support new width and offset fields.
18849 (ref_extract_pool): New storage pool.
18850 (df_free_ref): New function.
18851 (df_reg_chain_unlink, df_free_collection_rec,
18852 df_sort_and_compress_refs): Call df_free_ref.
18853 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18855 (df_ref_create_structure): Allocate df_ref_extract if offset and
18856 width fields are used.
18857 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18858 (df_uses_record): Get offset and width from ZERO_EXTRACT
18860 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18861 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18862 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18863 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18864 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18865 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18866 (df_ref_extract): New structure.
18867 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18868 (df_ref_create): Add width and offset parameters.
18870 2008-03-05 Richard Guenther <rguenther@suse.de>
18872 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18873 Use ranges_overlap_p.
18874 (offset_overlaps_with_access): Rename
18875 to ranges_overlap_p and move ...
18876 * tree-flow-inline.h (ranges_overlap_p): ... here.
18878 * tree.h (get_inner_reference, handled_component_p): Update
18881 * tree.h (record_component_aliases, get_alias_set,
18882 alias_sets_conflict_p, alias_sets_must_conflict_p,
18883 objects_must_conflict_p): Move declarations ...
18884 * alias.h (record_component_aliases, get_alias_set,
18885 alias_sets_conflict_p, alias_sets_must_conflict_p,
18886 objects_must_conflict_p): ... here.
18887 Include coretypes.h.
18888 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18890 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18892 * cfg.c: Include tree-flow.h.
18893 (remove_edge_raw): Call redirect_edge_var_map_clear.
18894 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18895 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18896 (redirect_edge_var_map_result): New.
18897 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18898 PENDING_STMT use with redirect_edge_var_map_*.
18899 * tree-ssa.c (edge_var_maps): New definition.
18900 (redirect_edge_var_map_add): New.
18901 (redirect_edge_var_map_clear): New.
18902 (redirect_edge_var_map_dup): New.
18903 (redirect_edge_var_map_vector): New.
18904 (redirect_edge_var_map_destroy): New.
18905 (ssa_redirect_edge): Replace PENDING_STMT use with
18906 redirect_edge_var_map_*.
18907 (flush_pending_stmts): Same.
18908 (delete_tree_ssa): Destroy edge var map.
18909 * tree-flow.h (struct _edge_var_map): New.
18910 Define edge_var_map vector type.
18911 Declare redirect_edge_var_map_* prototypes.
18912 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18913 * tree-cfg.c (reinstall_phi_args): Replace
18914 PENDING_STMT use with redirect_edge_var_map_*.
18916 2008-03-05 Richard Guenther <rguenther@suse.de>
18918 PR tree-optimization/35472
18919 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18920 whose single use_stmt has a overlapping set of loaded and
18921 stored symbols as that use_stmt might be a noop assignment then.
18923 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18925 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18927 2008-03-05 Richard Guenther <rguenther@suse.de>
18930 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18931 should be constants.
18932 * tree-cfg.c (verify_expr): Verify it.
18933 * fold-const.c (fold_truthop): Remove code generating
18934 BIT_FIELD_REFs of structure bases.
18935 (fold_binary): Likewise.
18936 (fold_ternary): Position and size of BIT_FIELD_REFs are
18937 always host integers.
18938 (make_bit_field_ref): Remove.
18939 (optimize_bit_field_compare): Remove.
18940 (all_ones_mask_p): Remove.
18942 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18945 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18946 (split_block_and_df_analyze): New. Split basic block and rebuild
18948 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18950 (split_pattern_seq): Likewise.
18951 (erase_matching_seqs): Likewise.
18952 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18954 2008-03-04 Geoff Keating <geoffk@apple.com>
18956 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18957 declaration and code.
18958 (tree_invalid_nonnegative_warnv_p): Likewise.
18960 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18962 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18963 examples. Truncate option-names then causing overfull hbox.
18965 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18968 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18970 * configure: Rebuilt.
18972 2008-03-04 Rafael Espíndola <espindola@google.com>
18974 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18975 (tree_unary_nonnegative_warnv_p): New.
18976 (tree_binary_nonnegative_warnv_p): New.
18977 (tree_single_nonnegative_warnv_p): New.
18978 (tree_invalid_nonnegative_warnv_p): New.
18979 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18981 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18984 * opts.c (handle_option): Postpone 'unknown option' errors only for
18987 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18990 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18993 2008-03-04 Rafael Espíndola <espindola@google.com>
18995 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18996 (tree_binary_nonzero_warnv_p): New.
18997 (tree_single_nonzero_warnv_p): New.
18998 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19000 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19002 PR middle-end/35456
19003 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19004 transformations for modes that have signed zeros.
19005 * ifcvt.c (noce_try_abs): Ditto.
19007 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19009 * config/i386/i386.c (override_options): Force
19010 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19012 2008-03-04 Jan Hubicka <jh@suse.cz>
19015 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19018 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19020 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19021 label to probe the stack.
19023 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19025 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19026 (__gthr_win32_mutex_destroy): Declare.
19027 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19028 __gthr_win32_mutex_destroy.
19029 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19031 2008-03-03 Jan Hubicka <jh@suse.cz>
19034 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19035 aggressive on inlining cold calls.
19037 2008-03-03 Richard Guenther <rguenther@suse.de>
19039 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19040 struct copies into the expression table.
19041 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19042 (try_to_simplify): Likewise.
19043 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19044 integral and pointer arguments which do not change the
19045 precision to NOP_EXPRs.
19046 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19047 VIEW_CONVERT_EXPR case.
19049 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19051 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19052 defined in a loop at depth 0 is invariant.
19053 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19054 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19055 be called at loop depth 0.
19057 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19060 * gcc.c (process_command): Update copyright notice dates.
19061 * gcov.c (print_version): Likewise.
19062 * gcov-dump.c (print_version): Likewise.
19063 * mips-tfile.c (main): Likewise.
19064 * mips-tdump.c (main): Likewise.
19066 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19069 * c-common.c (flag_permissive): Delete.
19070 (constant_expression_warnings): Check flags first.
19071 (constant_expression_error): New.
19072 * c-common.h (flag_permissive): Delete.
19073 (constant_expression_error): Declare.
19074 * flags.h (flag_permissive): Declare. Update description.
19075 * diagnostic.c (pedwarn): Update.
19077 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19078 (permissive_error_kind): New.
19079 * toplev.c (flag_permissive): Define. Update description.
19080 * toplev.h (permissive_error_kind): Declare.
19081 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19082 (pedwarn_c90): Use pedantic_warning_kind.
19083 * c-opts.c (c_common_post_options): flag_permissive does not affect
19084 flag_pedantic_errors.
19086 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19088 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19089 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19090 __absvsi2, __absvDI2): Use unsigned arithmetic.
19092 2008-03-02 Andi Kleen <ak@suse.de>
19093 Richard Guenther <rguenther@suse.de>
19095 * struct-equiv.c: Remove file.
19096 * cfg_cleanup.c (condjump_equiv_p): Remove.
19097 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19098 (struct-equiv.o): Remove rule.
19099 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19100 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19101 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19103 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19105 * ifcvt.c (noce_process_if_block): Try to handle only the then
19106 block if the else block exists but isn't suitable.
19108 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19111 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19112 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19113 regression from previous patch.
19115 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19118 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19120 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19121 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19122 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19123 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19124 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19125 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19126 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19127 (__gthread_mutex_destroy_function): Rename to
19128 __gthread_mutex_destroy.
19129 * gthr-dce.h (__gthread_mutex_destroy): Call
19130 pthread_mutex_destroy.
19131 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19132 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19133 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19135 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19137 * df-scan.c (df_ref_chain_change_bb): Simplify.
19138 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19139 set_block_for_insn if there's any change.
19140 * df.h ((df_insn_change_bb): Fix prototype.
19141 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19142 df_insn_change_bb, don't call set_block_for_insn.
19143 * emit-rtl.c (reorder_insns): Likewise.
19144 * haifa-sched.c (move_insn): Likewise.
19146 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19148 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19150 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19152 * tree-flow-inline.h (next_readonly_imm_use): Return
19153 NULL_USE_OPERAND_P after the end.
19155 2008-03-01 Richard Guenther <rguenther@suse.de>
19157 PR tree-optimization/35411
19158 * tree-sra.c (sra_build_assignment): Split conversion to
19159 final type to a separate statement if we are not assigning
19162 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19164 * fold-const.c (fold_convertible_p): Correct the logic to follow
19165 that in fold_convert().
19167 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19170 * tree-inline.c (build_duplicate_type): When we make a
19171 duplicate type, make it unique in the canonical types system.
19173 2008-02-29 Tom Tromey <tromey@redhat.com>
19175 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19176 input_file_stack_history, input_file_stack_restored): Remove.
19177 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19178 * input.h (struct file_stack): Remove.
19179 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19180 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19182 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19184 (diagnostic_last_module_changed): Add 'map' argument.
19185 (diagnostic_set_last_function): Likewise.
19186 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19187 line map, not input_file_stack.
19188 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19190 2008-02-29 Paul Brook <paul@codesourcery.com>
19192 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19194 2008-02-29 Paul Brook <paul@codesourcery.com>
19196 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19198 2008-02-29 Richard Guenther <rguenther@suse.de>
19200 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19202 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19203 value for comparing for a store match.
19204 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19205 (try_to_simplify): Do not do a full-blown reference lookup.
19207 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19209 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19210 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19212 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19214 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19216 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19217 strides against cache sizes.
19219 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19221 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19224 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19226 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19227 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19228 is smaller than the original promoted value.
19229 (simplify_subreg): If OP is a SUBREG, try to preserve its
19230 SUBREG_PROMOTED_VAR_P information.
19232 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19234 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19235 (VN_INFO_GET): Allocate new objects on the obstack.
19236 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19237 for rpo_numbers_temp, for consistency.
19238 (free_scc_vn): Free the obstack.
19240 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19242 * doc/invoke.texi: Document -ftree-loop-distribution.
19243 * tree-loop-distribution.c: New.
19244 * tree-pass.h (pass_loop_distribution): New.
19245 * graphds.h (struct graph): Add htab_t indices.
19246 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19247 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19248 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19249 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19250 * tree-data-ref.c (debug_data_dependence_relations): New.
19251 (dump_data_dependence_relation): Also print data references.
19252 (free_data_ref): Extern.
19253 (same_access_functions): Moved...
19254 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19255 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19256 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19257 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19258 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19259 (stmts_from_loop): Skip LABEL_EXPR.
19260 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19262 (build_rdg): Initialize rdg->indices htab.
19263 (free_rdg, stores_from_loop, ref_base_address,
19264 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19265 have_similar_memory_accesses_1, ref_base_address_1,
19266 remove_similar_memory_refs): New.
19267 * tree-data-ref.h: Depend on tree-chrec.h.
19268 (debug_data_dependence_relations, free_data_ref): Declared.
19269 (same_access_functions): ... here.
19270 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19272 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19273 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19274 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19275 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19276 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19277 rdg_vertex_for_stmt): Declared.
19278 (struct rdg_edge): Add level.
19280 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19281 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19283 (rdg_has_similar_memory_accesses): New.
19284 * tree-vect-analyze.c: Remove unused static decls.
19285 * lambda.h (dependence_level): New.
19286 * common.opt (ftree-loop-distribution): New.
19287 * tree-flow.h (mark_virtual_ops_in_bb,
19288 slpeel_tree_duplicate_loop_to_edge_cfg,
19289 rename_variables_in_loop): Declared.
19290 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19291 (OBJS-common): Add tree-loop-distribution.o.
19292 (tree-loop-distribution.o): New rule.
19293 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19294 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19295 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19297 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19300 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19301 other than structures and unions.
19303 2008-02-28 Richard Guenther <rguenther@suse.de>
19306 2008-02-26 Richard Guenther <rguenther@suse.de>
19308 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19309 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19310 (lookup_decl_from_uid): Declare.
19311 (remove_decl_from_map): Likewise.
19312 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19313 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19314 (decl_for_uid_map): New global hashtable mapping DECL_UID
19316 (init_ttree): Allocate it.
19317 (insert_decl_to_uid_decl_map): New helper function.
19318 (make_node_stat): Insert new decls into the map.
19319 (copy_node_stat): Likewise.
19320 (lookup_decl_from_uid): New function.
19321 (remove_decl_from_map): Likewise.
19322 (print_decl_for_uid_map_statistics): New helper.
19323 (dump_tree_statistics): Call it.
19325 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19326 (referenced_var_iterator): Adjust.
19327 (FOR_EACH_REFERENCED_VAR): Adjust.
19328 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19329 (num_referenced_vars): Adjust.
19330 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19331 (first_referenced_var): Remove.
19332 (end_referenced_vars_p): Likewise.
19333 (next_referenced_var): Likewise.
19334 (referenced_var_iterator_set): New helper function.
19335 * tree-dfa.c (referenced_var_lookup): Adjust.
19336 (referenced_var_check_and_insert): Likewise.
19337 (remove_referenced_var): Likewise.
19338 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19339 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19340 (verify_call_clobbering): Likewise.
19341 (verify_memory_partitions): Likewise.
19342 (init_tree_ssa): Allocate bitmap instead of hashtable for
19344 (delete_tree_ssa): Adjust.
19345 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19346 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19347 (compute_tag_properties): Likewise.
19348 (set_initial_properties): Likewise.
19349 (find_partition_for): Likewise.
19350 (update_reference_counts): Likewise.
19351 (dump_may_aliases_for): Likewise.
19352 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19353 (add_call_clobber_ops): Likewise.
19354 (add_call_read_ops): Likewise.
19355 (get_asm_expr_operands): Likewise.
19356 * tree-into-ssa.c (dump_decl_set): Likewise.
19357 (update_ssa): Likewise.
19358 * tree-sra.c (scan_function): Likewise.
19359 (decide_instantiations): Likewise.
19360 (scalarize_parms): Likewise.
19361 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19362 (dsa_named_for): Likewise.
19363 * tree-ssa-structalias.c (update_alias_info): Likewise.
19364 (merge_smts_into): Likewise.
19366 2008-02-27 David Daney <ddaney@avtrex.com>
19369 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19370 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19371 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19372 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19373 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19375 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19378 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19379 (BUILT_IN_NEXTTOWARD): Remove.
19380 (BUILT_IN_NEXTTOWARDF): Ditto.
19381 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19382 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19384 2008-02-27 Tom Tromey <tromey@redhat.com>
19386 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19387 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19389 2008-02-27 Jan Beulich <jbeulich@novell.com>
19391 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19392 update the respective field on newdecl.
19394 2008-02-27 Revital Eres <eres@il.ibm.com>
19396 PR rtl-optimization/34999
19397 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19398 crossing edges that ends with a call insn.
19399 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19400 call insn and clear the EDGE_CROSSING flag of the crossing edge
19401 when fixing fallthru edges.
19403 2008-02-27 Richard Guenther <rguenther@suse.de>
19405 PR middle-end/35390
19406 * fold-const.c (fold_unary): Return the correct argument,
19407 converted to the result type.
19409 2008-02-27 Richard Guenther <rguenther@suse.de>
19411 PR middle-end/34971
19412 * expr.c (expand_expr_real_1): Assert on rotates that operate
19414 * fold-const.c (fold_binary): Use the types precision, not the
19415 bitsize of the mode if folding rotate expressions. Build rotates
19416 only for full modes.
19418 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19420 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19421 and CPP_PRAGMA_EOL.
19422 * c-pragma.c (pragma_ns_name): New typedef.
19423 (registered_pp_pragmas): New variable.
19424 (c_pp_lookup_pragma): New function.
19425 (c_register_pragma_1): If flag_preprocess_only, do nothing
19426 for non-expanded pragmas, for expanded ones push pragma's
19427 namespace and name into registered_pp_pragmas vector.
19428 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19429 flag_preprocess_only, don't register GCC pch_preprocess
19430 pragma if flag_preprocess_only.
19431 * c-opts.c (c_common_init): Call init_pragma even if
19432 flag_preprocess_only.
19433 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19434 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19435 cpp_register_pragma if flag_preprocess_only.
19437 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19440 * c-parser.c (c_parser_translation_unit): Warn for empty
19441 translation unit, not empty source file.
19443 2008-02-26 Paul Brook <paul@codesourcery.com>
19445 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19446 operand for Thumb-2.
19447 * config/arm/arm.h (reg_class): Add CORE_REGS.
19448 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19449 (BASE_REG_CLASS): Use CORE_REGS.
19450 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19451 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19452 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19453 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19454 ARM_REGNO_OK_FOR_INDEX_P.
19455 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19456 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19457 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19458 (ldm/stm peepholes): Ditto.
19459 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19460 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19461 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19462 * config/arm/constraints.md: Enable "k" constraint on ARM.
19464 2008-02-27 Ben Elliston <bje@au.ibm.com>
19466 * config/rs6000/rs6000.c: Annotate cache line size field in all
19467 instances of struct processor_costs.
19469 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19471 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19472 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19473 jump_bypass): New counters.
19474 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19475 * dce.c (gate_ud_dce): Same.
19476 (gate_fast_dce): Same.
19477 * dse.c (gate_dse1): New function.
19478 (gate_dse2): New function.
19479 (gate_dse): Merge results of new gate functions.
19480 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19481 (gate_handle_jump_bypass): Add dbg_cnt.
19482 (gate_handle_gcse): Add dbg_cnt.
19483 * ifcvt.c (gate_handle_if_conversion): Same.
19484 (gate_handle_if_after_combine): Same.
19485 (gate_handle_if_after_reload): Same.
19486 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19488 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19490 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19492 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19494 2008-02-26 Jason Merrill <jason@redhat.com>
19497 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19498 alone if it's the naming decl for the type's main variant.
19500 2008-02-26 Tom Tromey <tromey@redhat.com>
19502 * system.h (USE_MAPPED_LOCATION): Poison.
19503 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19504 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19505 (make_goto_expr_edges): Likewise.
19506 (remove_bb): Likewise.
19507 (execute_warn_function_return): Likewise.
19508 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19510 * c-common.c (fname_decl): Remove old location code.
19511 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19513 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19515 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19516 (gen_rtx_ASM_INPUT): Likewise.
19517 (gen_rtx_ASM_INPUT_loc): Likewise.
19518 (get_rtx_asm_OPERANDS): Remove.
19519 * cfglayout.c (insn_locators_alloc): Remove old location code.
19520 (set_curr_insn_source_location): Likewise.
19521 (curr_insn_locator): Likewise.
19522 * print-tree.c (print_node): Remove old location code.
19523 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19524 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19525 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19526 location_from_locus.
19527 (construct_exit_block): Remove old location code.
19528 * emit-rtl.c (force_next_line_note): Remove old location code.
19529 * profile.c (branch_prob): Remove old location code.
19530 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19531 LOC_LINE): Remove old-location variants.
19532 * langhooks.c (lhd_print_error_function): Remove old location
19534 * configure, config.in: Rebuilt.
19535 * configure.ac (--enable-mapped-location): Remove.
19536 * c-decl.c (c_init_decl_processing): Remove old location code.
19537 (finish_function): Likewise.
19538 * recog.c (decode_asm_operands): Remove old location code.
19539 * c-pch.c (c_common_read_pch): Remove old location code.
19540 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19542 * gimple-low.c (lower_function_body): Remove old location code.
19543 * toplev.c (unknown_location): Remove.
19544 (push_srcloc): Remove old-location variant.
19545 (process_options): Remove old location code.
19546 (lang_dependent_init): Likewise.
19547 * input.h (UNKNOWN_LOCATION): Move definition.
19548 (location_t): Undeprecate.
19549 (source_locus): Remove.
19550 (location_from_locus): Remove.
19551 (struct location_s): Remove.
19552 Remove all old-location code.
19553 (input_line, input_filename): Remove.
19554 * final.c (final_scan_insn): Remove old location code.
19555 * diagnostic.c (diagnostic_build_prefix): Remove
19556 USE_MAPPED_LOCATION test.
19557 * tree.h (gimple_stmt) <locus>: Now a location_t.
19558 (tree_exp) <locus>: Likewise.
19559 (DECL_IS_BUILTIN): Remove old-location variant.
19560 (annotate_with_file_line, annotate_with_locus): Likewise.
19561 (expr_locus, set_expr_locus): Update.
19562 * tree.c (build1_stat): Remove old location code.
19563 (last_annotated_node): Remove.
19564 (annotate_with_file_line): Remove old-location variant.
19565 (annotate_with_locus): Likewise.
19566 (expr_location): Remove old location code.
19567 (set_expr_location): Likewise.
19568 (expr_has_location): Likewise.
19569 (expr_locus): Likewise.
19570 (set_expr_locus): Likewise.
19571 (expr_filename): Don't use location_from_locus.
19572 (expr_lineno): Likewise.
19573 * rtl-error.c (location_for_asm): Remove old location code.
19574 * c-lex.c (cb_line_change): Remove old location code.
19575 (fe_file_change): Likewise.
19576 (cb_def_pragma): Likewise.
19577 (c_lex_with_flags): Likewise.
19578 * gengtype.c (do_typedef): Don't special-case location types.
19579 (define_location_structures): Remove.
19580 (main): Don't call define_location_structures.
19581 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19584 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19587 * builtins.def (BUILT_IN_STDARG_START): Remove.
19588 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19589 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19590 * tree-inline.c (inline_forbidden_p_1): Likewise.
19592 2008-02-26 Richard Guenther <rguenther@suse.de>
19594 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19595 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19596 (lookup_decl_from_uid): Declare.
19597 (remove_decl_from_map): Likewise.
19598 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19599 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19600 (decl_for_uid_map): New global hashtable mapping DECL_UID
19602 (init_ttree): Allocate it.
19603 (insert_decl_to_uid_decl_map): New helper function.
19604 (make_node_stat): Insert new decls into the map.
19605 (copy_node_stat): Likewise.
19606 (lookup_decl_from_uid): New function.
19607 (remove_decl_from_map): Likewise.
19608 (print_decl_for_uid_map_statistics): New helper.
19609 (dump_tree_statistics): Call it.
19611 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19612 (referenced_var_iterator): Adjust.
19613 (FOR_EACH_REFERENCED_VAR): Adjust.
19614 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19615 (num_referenced_vars): Adjust.
19616 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19617 (first_referenced_var): Remove.
19618 (end_referenced_vars_p): Likewise.
19619 (next_referenced_var): Likewise.
19620 (referenced_var_iterator_set): New helper function.
19621 * tree-dfa.c (referenced_var_lookup): Adjust.
19622 (referenced_var_check_and_insert): Likewise.
19623 (remove_referenced_var): Likewise.
19624 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19625 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19626 (verify_call_clobbering): Likewise.
19627 (verify_memory_partitions): Likewise.
19628 (init_tree_ssa): Allocate bitmap instead of hashtable for
19630 (delete_tree_ssa): Adjust.
19631 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19632 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19633 (compute_tag_properties): Likewise.
19634 (set_initial_properties): Likewise.
19635 (find_partition_for): Likewise.
19636 (update_reference_counts): Likewise.
19637 (dump_may_aliases_for): Likewise.
19638 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19639 (add_call_clobber_ops): Likewise.
19640 (add_call_read_ops): Likewise.
19641 (get_asm_expr_operands): Likewise.
19642 * tree-into-ssa.c (dump_decl_set): Likewise.
19643 (update_ssa): Likewise.
19644 * tree-sra.c (scan_function): Likewise.
19645 (decide_instantiations): Likewise.
19646 (scalarize_parms): Likewise.
19647 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19648 (dsa_named_for): Likewise.
19649 * tree-ssa-structalias.c (update_alias_info): Likewise.
19650 (merge_smts_into): Likewise.
19652 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19655 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19656 * c-opts.c (c_common_handle_option): Wall enables
19657 Wvolatile-register-var.
19658 * common.opt: Move Wvolatile-register-var to...
19661 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19663 * common.opt (Wlarger-than=): New.
19664 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19666 * opts.c (common_handle_option): Handle -Wlarger-than=.
19667 * optc-gen.awk: Likewise.
19668 * opth-gen.awk: Likewise.
19669 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19670 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19672 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19674 * c-common.c (match_case_to_enum_1): Add appropriate
19675 OPT_W* parameter to warning.
19676 (c_do_switch_warnings): Likewise.
19677 * c-typeck.c (warning_init): Add one more parameter following
19678 'warning' function.
19679 (push_init_level): Update call to warning_init.
19680 (pop_init_level): Likewise.
19681 (add_pending_init): Likewise.
19682 (output_init_element: Likewise.
19684 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19687 * toplev.c (toplev_main): If there are warnings or error, print
19688 errors for ignored options.
19689 * opts.c (ignored_options): New static variable.
19690 (postpone_unknown_option_error): New.
19691 (print_ignored_options): New.
19692 (handle_option): Postpone errors for unknown -Wno-* options.
19693 * opts.h (print_ignored_options): Declare.
19695 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19697 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19700 2008-02-25 Richard Guenther <rguenther@suse.de>
19703 2008-02-25 Richard Guenther <rguenther@suse.de>
19705 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19706 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19707 (lookup_decl_from_uid): Declare.
19708 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19709 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19710 (decl_for_uid_map): New global hashtable mapping DECL_UID
19712 (init_ttree): Allocate it.
19713 (insert_decl_to_uid_decl_map): New helper function.
19714 (make_node_stat): Insert new decls into the map.
19715 (copy_node_stat): Likewise.
19716 (lookup_decl_from_uid): New function.
19717 (print_decl_for_uid_map_statistics): New helper.
19718 (dump_tree_statistics): Call it.
19720 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19721 (referenced_var_iterator): Adjust.
19722 (FOR_EACH_REFERENCED_VAR): Adjust.
19723 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19724 (num_referenced_vars): Adjust.
19725 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19726 (first_referenced_var): Remove.
19727 (end_referenced_vars_p): Likewise.
19728 (next_referenced_var): Likewise.
19729 (referenced_var_iterator_set): New helper function.
19730 * tree-dfa.c (referenced_var_lookup): Adjust.
19731 (referenced_var_check_and_insert): Likewise.
19732 (remove_referenced_var): Likewise.
19733 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19734 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19735 (verify_call_clobbering): Likewise.
19736 (verify_memory_partitions): Likewise.
19737 (init_tree_ssa): Allocate bitmap instead of hashtable for
19739 (delete_tree_ssa): Adjust.
19740 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19741 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19742 (compute_tag_properties): Likewise.
19743 (set_initial_properties): Likewise.
19744 (find_partition_for): Likewise.
19745 (update_reference_counts): Likewise.
19746 (dump_may_aliases_for): Likewise.
19747 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19748 (add_call_clobber_ops): Likewise.
19749 (add_call_read_ops): Likewise.
19750 (get_asm_expr_operands): Likewise.
19751 * tree-into-ssa.c (dump_decl_set): Likewise.
19752 (update_ssa): Likewise.
19753 * tree-sra.c (scan_function): Likewise.
19754 (decide_instantiations): Likewise.
19755 (scalarize_parms): Likewise.
19756 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19757 (dsa_named_for): Likewise.
19758 * tree-ssa-structalias.c (update_alias_info): Likewise.
19759 (merge_smts_into): Likewise.
19761 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19764 * doc/invoke.texi (-fcx-limited-range): Document new option.
19765 * toplev.c (process_options): Handle -fcx-fortran-rules.
19766 * common.opt: Add documentation for -fcx-fortran-rules.
19768 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19771 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19772 actual behaviour and C99.
19774 2008-02-26 Ben Elliston <bje@au.ibm.com>
19776 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19777 (ASM_CPU_POWER6_SPEC): Likewise.
19778 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19779 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19780 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19782 2008-02-25 Richard Guenther <rguenther@suse.de>
19784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19786 (lookup_decl_from_uid): Declare.
19787 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19788 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19789 (decl_for_uid_map): New global hashtable mapping DECL_UID
19791 (init_ttree): Allocate it.
19792 (insert_decl_to_uid_decl_map): New helper function.
19793 (make_node_stat): Insert new decls into the map.
19794 (copy_node_stat): Likewise.
19795 (lookup_decl_from_uid): New function.
19796 (print_decl_for_uid_map_statistics): New helper.
19797 (dump_tree_statistics): Call it.
19799 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19800 (referenced_var_iterator): Adjust.
19801 (FOR_EACH_REFERENCED_VAR): Adjust.
19802 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19803 (num_referenced_vars): Adjust.
19804 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19805 (first_referenced_var): Remove.
19806 (end_referenced_vars_p): Likewise.
19807 (next_referenced_var): Likewise.
19808 (referenced_var_iterator_set): New helper function.
19809 * tree-dfa.c (referenced_var_lookup): Adjust.
19810 (referenced_var_check_and_insert): Likewise.
19811 (remove_referenced_var): Likewise.
19812 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19813 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19814 (verify_call_clobbering): Likewise.
19815 (verify_memory_partitions): Likewise.
19816 (init_tree_ssa): Allocate bitmap instead of hashtable for
19818 (delete_tree_ssa): Adjust.
19819 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19820 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19821 (compute_tag_properties): Likewise.
19822 (set_initial_properties): Likewise.
19823 (find_partition_for): Likewise.
19824 (update_reference_counts): Likewise.
19825 (dump_may_aliases_for): Likewise.
19826 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19827 (add_call_clobber_ops): Likewise.
19828 (add_call_read_ops): Likewise.
19829 (get_asm_expr_operands): Likewise.
19830 * tree-into-ssa.c (dump_decl_set): Likewise.
19831 (update_ssa): Likewise.
19832 * tree-sra.c (scan_function): Likewise.
19833 (decide_instantiations): Likewise.
19834 (scalarize_parms): Likewise.
19835 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19836 (dsa_named_for): Likewise.
19837 * tree-ssa-structalias.c (update_alias_info): Likewise.
19838 (merge_smts_into): Likewise.
19840 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19843 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19844 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19845 * alias.h (nonoverlapping_memrefs_p): Likewise.
19847 2008-02-25 Jan Beulich <jbeulich@novell.com>
19849 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19850 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19851 __emultls_get_address, __emultls_register_common,
19852 __floatundi?f, and _Unwind_GetIPInfo.
19853 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19854 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19855 (gen_regparm_prefix): Likewise.
19856 (i386_nlm_encode_section_info): Sync with
19857 config/i386/winnt.c:i386_pe_encode_section_info().
19858 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19859 i386_nlm_mangle_decl_assembler_name): New.
19860 (netware_override_options): New.
19861 * config/i386/netware.h (netware_override_options): Declare.
19862 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19863 (i386_nlm_mangle_decl_assembler_name): Declare.
19864 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19866 2008-02-25 Ben Elliston <bje@au.ibm.com>
19869 * c-decl.c (grokdeclarator): Remove unused local variables
19870 `typedef_type' and `type_as_written'.
19872 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19873 unused local variable `has_hot_blocks'.
19874 (fix_crossing_conditional_branches): Remove unused local variable
19877 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19879 PR middle-end/19984
19880 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19881 using DEF_C99_BUILTIN.
19882 (BUILT_IN_NANF): Ditto.
19883 (BUILT_IN_NANL): Ditto.
19885 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19886 Revital Eres <eres@il.ibm.com>
19888 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19889 regarding the order of two dependent insns in the same row.
19891 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19893 * stor-layout.c (layout_decl): Do not bump the alignment of a
19894 bit-field to more than byte alignment if it is packed.
19896 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19898 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19901 2008-02-24 Diego Novillo <dnovillo@google.com>
19903 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19906 * tree-vrp.c (vrp_evaluate_conditional): With
19907 -Wtype-limits, emit a warning when comparing against a
19908 constant outside the natural range of OP0's type.
19909 * c.opt (Wtype-limits): Move ...
19910 * common.opt (Wtype-limits): ... here.
19912 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19914 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19915 * config/rs6000/e300c2c3.md: New file.
19916 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19918 (rs6000_override_options): Add e300c2 and e300c3 cases to
19919 processor_target_table. Do not allow usage of Altivec or Spe
19920 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19921 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19922 * config/rs6000/rs6000.h (processor_type): Add
19923 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19924 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19925 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19926 and ppce300c3. Include e300c2c3.md.
19928 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19930 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19931 instead of TARGET_STRICT_ALIGN.
19933 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19935 * explow.c (memory_address): Assert that the generated address is
19938 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19941 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19942 * config/darwin-ppc-ldouble-patch.def: New file.
19943 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19944 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19945 SUBTARGET_INIT_BUILTINS if defined.
19946 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19949 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19952 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19953 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19955 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19958 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19959 file" warning condtional on -Winvalid-PCH.
19961 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19963 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19965 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19969 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19970 prevent reload from using MMX registers.
19971 (*mov<mode>_internal): Ditto.
19972 (*movv2sf_internal_rex64): Ditto.
19973 (*movv2sf_internal): Ditto.
19975 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19977 PR documentation/31569
19978 * doc/install.texi2html: Use makeinfo --no-number-sections.
19980 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19982 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19983 ensure that we can address an entire entity > 8 bytes. Don't
19984 generate reg+reg addressing for such data.
19986 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19988 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19989 strings when optimizing for size, unless the target cares about
19992 2008-02-22 Tom Tromey <tromey@redhat.com>
19994 * regclass.c (current_pass): Remove declaration.
19996 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19998 * config/avr/libgcc.S (__RAMPZ__): Define.
19999 (__do_copy_data): Add for devices with 128KB code memory.
20001 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20003 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20005 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20007 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20009 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20012 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20015 * c-typeck.c (build_binary_op): Warn about floating point
20016 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20018 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20021 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20022 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20024 (rs6000_override_options): Set altivec_abi as default, not override,
20025 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20026 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20027 is used; use new member spe_abi.
20028 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20029 spe_abi and altivec_abi.
20031 2008-02-22 Tomas Bily <tbily@suse.cz>
20033 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20035 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20038 * config.build (build_file_translate): Set to `CMD //c' only if
20040 * Makefile.in (build_file_translate): Improve comment.
20042 2008-02-21 Jan Hubicka <jh@suse.cz>
20044 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20045 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20046 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20048 2008-02-21 Michael Matz <matz@suse.de>
20051 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20053 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20055 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20056 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20057 as insn constraint.
20058 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20059 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20060 SSE_VEC_FLOAT_MODE_P as insn constraint.
20061 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20062 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20063 sse4a_movntdf using MODEF mode iterator.
20064 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20065 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20066 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20067 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20068 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20069 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20070 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20072 2008-02-21 Richard Guenther <rguenther@suse.de>
20074 * tree.def (PAREN_EXPR): New tree code.
20075 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20077 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20078 * expr.c (expand_expr_real_1): Likewise.
20079 * tree-inline.c (estimate_num_insns_1): Likewise.
20080 * tree-complex.c (expand_complex_move): Likewise.
20081 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20084 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20087 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20089 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20092 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20094 * config/sh/sh.c (find_barrier): Don't go past
20095 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20097 2008-02-20 DJ Delorie <dj@redhat.com>
20099 * config/h8300/h8300.md (insv): Force source operand to be a register.
20101 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20102 as a jump, not as a plain insn.
20104 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20106 * doc/invoke.texi (Warning Options): Add new option
20107 -Wframe-larger-than=.
20108 (-Wframe-larger-than): Document.
20110 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20111 Add declarations for new option variables.
20113 * final.c (final_start_function): Check the frame size
20114 before emission and issue a Wframe-larger-than warning.
20116 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20117 Add definitions for new option variables.
20118 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20120 * common.opt (Wframe-larger-than=): New option.
20122 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20124 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20125 (<sse>_div<mode>3): Ditto.
20126 (<sse>_vmdiv<mode>3): Ditto.
20127 (<sse>_vmsqrt<mode>2): Ditto.
20128 (*smax<mode>3): Ditto.
20129 (sse5_frcz<mode>2): Ditto.
20130 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20131 as insn constraint.
20133 2008-02-20 Richard Guenther <rguenther@suse.de>
20135 PR middle-end/35265
20136 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20137 be happy with INTEGRAL_TYPE_P.
20139 2008-02-20 Richard Guenther <rguenther@suse.de>
20141 * fold-const.c (split_tree): Associate floatig-point expressions
20142 if flag_associative_math is set.
20144 2008-02-20 Richard Guenther <rguenther@suse.de>
20146 * tree.h (fold_real_zero_addition_p): Declare.
20147 * fold-const.c (fold_real_zero_addition_p): Export.
20148 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20149 floating-point operations with zero and one.
20151 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20153 * doc/install.texi: Correct references to CFLAGS, replacing them
20154 with BOOT_CFLAGS. Document flags used during bootstrap for
20157 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20159 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20160 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20161 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20163 (smin<mode>3): Ditto from similar patterns.
20164 (smax<mode>3): Ditto.
20165 (*ieee_smin<mode>3): Ditto.
20166 (*ieee_smax<mode>3): Ditto.
20167 * config/i386/sse.md (sse): New mode attribute.
20168 (mov<mode>): Macroize expander from movv4sf and movv2df using
20169 SSEMODEF2P mode iterator.
20170 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20171 SSE_VEC_FLOAT_MODE_P as insn constraint.
20172 (storent<mode>): Ditto.
20173 (storent<mode>): Macroize expander from storentsf and storentdf using
20174 MODEF mode iterator.
20175 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20176 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20177 (abs<mode>2): Ditto from similar patterns.
20178 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20179 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20180 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20181 (<sse>_vmsqrt<mode>2): Ditto.
20182 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20183 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20184 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20185 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20186 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20187 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20188 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20190 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20191 iterator and SSE_FLOAT_MODE_P as insn constraint.
20192 (<sse>_ucomi): Ditto from similar patterns.
20193 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20194 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20195 SSE_VEC_FLOAT_MODE_P as insn constraint.
20196 (vcond<mode>): Ditto from similar patterns.
20197 (and<mode>3, *and<mode>3): Ditto.
20198 (<sse>_nand<mode>3): Ditto.
20199 (ior<mode>3, *ior<mode>3): Ditto.
20200 (xor<mode>3, *xor<mode>3): Ditto.
20201 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20202 iterator and SSE_FLOAT_MODE_P as insn constraint.
20203 (*nand<mode>3): Ditto from similar patterns.
20204 (*ior<mode>3): Ditto.
20205 (*xor<mode>3): Ditto.
20207 2008-02-20 Ira Rosen <irar@il.ibm.com>
20209 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20210 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20211 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20213 2008-02-19 Jan Hubicka <jh@suse.cz>
20215 * predict.c (tree_bb_level_predictions): Remove variable next
20216 mistakely introduced by previous commit.
20218 2008-02-19 Jan Hubicka <jh@suse.cz>
20220 * predict.c (predict_paths_leading_to): Rewrite.
20221 (predict_paths_for_bb): New.
20222 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20224 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20227 * Makefile.in (build_file_translate): New.
20228 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20229 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20230 * configure.ac (build_file_translate): Substitute it.
20231 * configure: Regenerate.
20233 2008-02-19 Jan Hubicka <jh@suse.cz>
20235 PR rtl-optimization/34408
20236 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20239 2008-02-19 Jan Hubicka <jh@suse.cz>
20241 PR middle-end/28779
20242 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20245 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20248 * config/i386/i386-modes.def: Revert the last DI alignment
20249 change until Ada people can look into it.
20251 2008-02-19 Nick Clifton <nickc@redhat.com>
20253 * opts.c (print_specific_help): Fix typo in --help text.
20255 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20258 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20259 32-bit inline asm without asm alternatives for host GCC < 3.0.
20261 2008-02-19 Richard Guenther <rguenther@suse.de>
20263 PR tree-optimization/34989
20264 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20265 Allow propagation to INDIRECT_REF if we can simplify only.
20267 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20269 * c-common.c (warn_for_collisions_1): Use appropriate option when
20272 2008-02-19 Nick Clifton <nickc@redhat.com>
20275 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20276 (handle_options): Fix indentation.
20277 (print_filtered_help): If no language-specific options were
20278 displayed tell the user how to list all the options supported by
20279 the language's front-end.
20280 (print_specific_help): Fix indentation and remove duplicate line.
20281 (common_handle_option): Handle the -v option.
20282 For --help enable the display of undocumented options if the -v
20283 switch has been included on the command line.
20284 For --help= check for overlaps in the arguments between the option
20285 classes and the language names and issue a warning when they
20286 cannot be disambiguated.
20287 * c.opt (v): Pass on to the common option handler.
20289 2008-02-19 Revital Eres <eres@il.ibm.com>
20291 * modulo-sched.c (sms_schedule): Change dump message when
20292 create_ddg function fails.
20293 (try_scheduling_node_in_cycle): Rename row to cycle.
20294 (print_partial_schedule): Rename CYCLE to ROW.
20296 2008-02-19 Christian Bruel <christian.bruel@st.com>
20297 Zdenek Dvorak <ook@ucw.cz>
20299 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20301 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20304 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20305 (*x86_movdicc_0_m1_se): Ditto.
20307 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20309 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20310 (CMPtype): Define as __gcc_CMPtype.
20311 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20312 (CMPtype): Define as __gcc_CMPtype.
20314 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20316 Support valgrind 3.3 for --enable-checking=valgrind.
20317 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20319 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20320 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20321 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20322 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20323 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20324 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20325 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20327 * ggc-zone.c: Similar.
20328 * ggc-page.c: Similar.
20330 2008-02-19 Paul Brook <paul@codesourcery.com>
20333 * config/arm/ieee754-df.S: Fix do_it typo.
20334 * config/arm/ieee754-sf.S: Fix do_it typo.
20336 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20339 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20340 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20341 (OPTION_MASK_ISA_SSE_SET): Likewise.
20342 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20343 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20344 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20345 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20346 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20347 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20348 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20349 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20350 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20351 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20352 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20353 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20354 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20355 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20356 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20357 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20358 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20359 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20360 (OPTION_MASK_ISA_SSE4): Removed.
20361 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20362 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20363 (override_options): Don't turn on implied SSE/MMX bits in
20366 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20368 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20371 2008-02-18 Joey Ye <joey.ye@intel.com>
20373 PR middle-end/34921
20374 * tree-nested.c (insert_field_into_struct): Set type alignment
20375 to field alignment if the former is less than the latter.
20377 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20379 * BASE-VER: Set to 4.4.0.
20381 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20383 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20384 * doc/cfg.texi: Likewise.
20385 * doc/extend.texi: Likewise.
20386 * doc/gty.texi: Likewise.
20387 * doc/invoke.texi: Likewise.
20388 * doc/loop.texi: Likewise.
20389 * doc/md.texi: Likewise.
20390 * doc/passes.texi: Likewise.
20391 * doc/rtl.texi: Likewise.
20392 * doc/sourcebuild.texi: Likewise.
20393 * doc/tm.texi: Likewise.
20394 * doc/tree-ssa.texi: Likewise.
20396 2008-02-17 Richard Guenther <rguenther@suse.de>
20398 PR middle-end/35227
20399 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20400 without default definition.
20402 2008-02-17 Richard Guenther <rguenther@suse.de>
20404 PR tree-optimization/35231
20405 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20408 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20411 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20412 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20413 libgcc_cmp_return mode.
20415 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20418 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20420 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20422 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20425 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20427 * doc/c-tree.texi: Use `@.' where appropriate.
20428 * doc/extend.texi: Likewise.
20429 * doc/install.texi: Likewise.
20430 * doc/invoke.texi: Likewise.
20431 * doc/loop.texi: Likewise.
20432 * doc/makefile.texi: Likewise.
20433 * doc/md.texi: Likewise.
20434 * doc/passes.texi: Likewise.
20435 * doc/standards.texi: Likewise.
20436 * doc/tm.texi: Likewise.
20438 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20440 PR middle-end/35196
20441 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20443 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20444 rather than in entry_bb.
20446 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20448 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20449 libgcc_cmp_return mode.
20451 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20453 PR middle-end/35130
20454 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20455 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20457 2008-02-15 Richard Guenther <rguenther@suse.de>
20458 Zdenek Dvorak <ook@ucw.cz>
20460 PR tree-optimization/35164
20461 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20462 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20463 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20464 Only propagate addresses which do not have abnormal SSA_NAMEs
20467 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20470 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20472 2008-02-15 Jan Hubicka <jh@suse.cz>
20474 PR middle-end/35149
20475 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20477 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20479 PR middle-end/34621
20480 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20481 when calculating alignment_pad.
20483 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20485 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20486 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20487 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20488 and STACK_BOUNDARY define.
20490 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20492 PR preprocessor/35061
20493 * c-pragma.c (handle_pragma_pop_macro): Check that
20494 pushed_macro_table has been allocated.
20496 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20498 PR middle-end/35136
20499 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20500 (force_gimple_operand): Likewise.
20501 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20502 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20503 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20504 (find_interesting_uses_address): Check addressability and alignment
20505 of the base expression only after substituting bases of IVs into it.
20507 2008-02-14 Michael Matz <matz@suse.de>
20510 * function.c (instantiate_virtual_regs_in_insn): Reload address
20511 before falling back to reloading the whole operand.
20513 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20515 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20516 before the first section switch note.
20518 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20520 * doc/bugreport.texi: Update copyright years.
20521 * doc/c-tree.texi: Likewise.
20522 * doc/cfg.texi: Likewise.
20523 * doc/cpp.texi: Likewise.
20524 * doc/cppinternals.texi: Likewise.
20525 * doc/fragments.texi: Likewise.
20526 * doc/frontends.texi: Likewise.
20527 * doc/gcc.texi: Likewise.
20528 * doc/gty.texi: Likewise.
20529 * doc/hostconfig.texi: Likewise.
20530 * doc/implement-c.texi: Likewise.
20531 * doc/libgcc.texi: Likewise.
20532 * doc/loop.texi: Likewise.
20533 * doc/makefile.texi: Likewise.
20534 * doc/options.texi: Likewise.
20535 * doc/passes.texi: Likewise.
20536 * doc/rtl.texi: Likewise.
20537 * doc/sourcebuild.texi: Likewise.
20538 * doc/standards.texi: Likewise.
20539 * doc/tree-ssa.texi: Likewise.
20540 * doc/trouble.texi: Likewise.
20542 * doc/extend.texi: Use @: or add comma where appropriate.
20543 * doc/invoke.texi: Likewise.
20544 * doc/tm.texi: Likewise.
20546 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20549 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20552 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20554 * doc/md.texi (clz, ctz): Add reference.
20555 * doc/rtl.texi (clz, ctz): Likewise.
20557 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20560 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20563 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20565 * config/s390/s390.c (struct constant_pool): New field
20566 emit_pool_after added.
20567 (s390_mainpool_start): Set the emit_pool_after flag according
20568 to the section switch notes.
20569 (s390_mainpool_finish): Consider emit_pool_after when emitting
20570 the literal pool at the end of the function.
20571 (s390_chunkify_start): Force literal pool splits at section
20574 2008-02-13 Michael Matz <matz@suse.de>
20577 * var-tracking.c (clobber_variable_part): Correctly traverse the
20580 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20583 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20584 Add -fdump-ipa-inline.
20585 * tree-dump.c (dump_files): Remove tree-inlined dump.
20586 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20588 2008-02-12 Richard Guenther <rguenther@suse.de>
20590 PR tree-optimization/35171
20591 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20594 2008-02-12 Richard Guenther <rguenther@suse.de>
20596 PR middle-end/35163
20597 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20598 value-preserving mode. Disallow final truncation.
20600 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20602 PR middle-end/35136
20603 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20604 code from here to...
20605 (force_gimple_operand): ...here.
20607 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20610 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20611 non-compatible pointers.
20612 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20613 different FIELD_DECLs, try harder by comparing field offsets, sizes
20616 PR inline-asm/35160
20617 * function.c (match_asm_constraints_1): Don't replace the same input
20620 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20622 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20623 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20624 (expand_epilogue): Restore RAMPZ register.
20625 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20627 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20629 * config/i386/cygwin.asm: (__alloca): Correct calling
20630 convention and alignment.
20631 (__chkstk): Force 8 byte stack alignment.
20633 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20634 Richard Guenther <rguenther@suse.de>
20636 PR tree-optimization/33992
20637 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20638 the zero we compare against.
20640 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20642 PR libfortran/35063
20643 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20644 to CloseHandle after unlocking to prevent accumulation of handle
20647 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20649 PR middle_end/34150
20650 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20651 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20652 and update LABEL_NUSES during and after reload.
20654 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20656 PR middle-end/34627
20657 * combine.c (simplify_if_then_else): Make sure the comparison is
20658 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20660 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20663 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20664 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20665 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20666 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20667 * tree.h (get_type_static_bounds): Likewise.
20669 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20671 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20672 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20673 Make -Wfoo language annotations match what the compiler outputs.
20675 2008-02-08 Sa Liu <saliu@de.ibm.com>
20677 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20678 intrinsics spu_convts, spu_convtu, spu_convtf.
20680 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20682 * doc/extend.texi (Function Attributes) <noinline>: Mention
20683 asm ("") as method to keep calls.
20685 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20688 * doc/options.texi (Options): Replace references to opts.sh with
20690 * opts-common.c: Likewise.
20691 * optc-gen.awk: Likewise.
20693 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20695 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20697 2008-02-07 Richard Henderson <rth@redhat.com>
20700 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20701 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20704 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20706 PR tree-optimization/35085
20707 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20708 for operand entry oe2 in addition to operand entry oe3 in order to
20709 expose more opportunities for vectorizer sum reduction.
20711 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20714 * Makefile.in (LIBS): Remove $(GMPLIBS).
20715 (cc1-dummy, cc1): Add $(GMPLIBS).
20717 2008-02-06 Jan Hubicka <jh@suse.cz>
20720 * i386.md (moddf_integer): Do not produce partial memory stalls for
20721 targets where it hurts.
20723 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20726 * optabs.c (expand_float): Do not check for decimal modes when
20727 expanding unsigned integer through signed conversion.
20729 2008-02-06 Nick Clifton <nickc@redhat.com>
20731 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20732 inside the clobber with a match_operand and duplicated operand
20733 number in the constraint.
20734 (ineqbranchsi): Delete redundant comment.
20736 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20738 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20739 builtin_define ("__USE_INIT_FINI__").
20740 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20742 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20744 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20746 PR documentation/30330
20747 * doc/invoke.texi (C++ Dialect Options)
20748 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20749 For each warning option -Wfoo that allows -Wno-foo, ensure both
20750 -Wfoo and -Wno-foo are listed in the option index. Fix index
20751 entry of -Wswitch-default, index -Wnormalized= including the
20752 `=', and -Wlarger-than-@var{len} including @var{len}.
20754 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20756 * config/i386/i386.md (floatunssisf2): Use
20757 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20758 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20759 Macroize expander using MODEF mode iterator.
20761 2008-02-05 Diego Novillo <dnovillo@google.com>
20763 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20766 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20768 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20771 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20773 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20776 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20777 to indicate if a message should be generated.
20778 (init_cumulative_args): Updated.
20779 (function_value_32): Likewise.
20781 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20783 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20785 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20788 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20789 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20791 2008-02-04 Diego Novillo <dnovillo@google.com>
20793 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20796 * tree-vrp.c (vrp_evaluate_conditional): With
20797 -Wtype-limits, emit a warning when comparing against a
20798 constant outside the natural range of OP0's type.
20800 2008-02-04 Richard Guenther <rguenther@suse.de>
20802 PR middle-end/33631
20803 * expr.c (count_type_elements): Give for unions instead of
20806 2008-02-04 Richard Guenther <rguenther@suse.de>
20808 PR middle-end/35043
20809 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20810 to TYPE_DOMAINs base type instead of using bitsizetype here.
20812 2008-02-03 Jason Merrill <jason@redhat.com>
20814 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20816 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20819 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20820 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20821 (RS/6000 and PowerPC Options): Fix typos and markup.
20822 * doc/passes.texi (Tree-SSA passes): Likewise.
20824 2008-02-02 Michael Matz <matz@suse.de>
20827 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20828 from record_last_reg_set_info.
20829 (record_last_reg_set_info): Take an RTX argument, iterate over all
20830 constituent hardregs.
20831 (record_last_set_info, record_opr_changes): Change calls to
20832 new signature or to record_last_reg_set_info_regno.
20834 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20836 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20838 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20840 PR rtl-optimization/34773
20841 * reg-notes.def (EQUAL): Mention significance of combination of
20842 REG_EQUAL and REG_RETVAL.
20843 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20844 insn that has a REG_RETVAL.
20846 2008-02-01 Roger Sayle <roger@eyesopen.com>
20849 * configure.ac (--enable-fixed-point): Disable unless explicitly
20851 * configure: Regenerate.
20853 2008-02-01 Richard Guenther <rguenther@suse.de>
20856 * invoke.texi (-finline-limit): Remove no longer true parts
20857 of the documentation. Note that there is no default value.
20859 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20860 Mark Mitchell <mark@codesourcery.com>
20861 Ben Elliston <bje@au.ibm.com>
20864 * doc/extend.texi (Other Builtins): Document.
20866 2008-01-31 Tom Browder <tom.browder@gmail.com>
20868 * doc/c-tree.texi (Types): Fix grammar.
20869 (Expression trees): Ditto.
20870 * doc/passes.texi (Tree-SSA passes): Ditto.
20872 * doc/configterms.texi (Configure Terms): Fix typo.
20873 * doc/cpp.texi (Common Predefined Macros): Ditto.
20874 * doc/md.texi (Machine Constraints): Ditto.
20876 * doc/makefile.texi (Makefile): Add comma.
20878 2008-01-31 Tom Browder <tom.browder@gmail.com>
20879 Gerald Pfeifer <gerald@pfeifer.com>
20881 * doc/sourcebuild.texi (Front End): Remove references to CVS
20882 and CVSROOT/modules.
20883 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20884 (Back End): Remove reference to CVS.
20886 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20889 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20891 (mips16_gp_pseudo_reg): ...here.
20892 * config/mips/mips.md (load_const_gp): Replace with...
20893 (load_const_gp_<mode>): ...this :P-based insn.
20895 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20897 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20898 options. Minor fixes.
20899 (-std): Move reference to standards closer to where language
20900 standards are first mentioned.
20902 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20904 PR rtl-optimization/34995
20905 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20906 parameter and return a bool. If the rtx parameter is nonnull,
20907 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20908 (find_reloads): Update call accordingly. Pass the new operand
20909 if it needed no address reloads, otherwise pass null.
20911 2008-01-30 Richard Henderson <rth@redhat.com>
20914 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20915 for unbounded arrays.
20917 2008-01-30 Silvius Rus <rus@google.com>
20919 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20921 2008-01-30 Jan Hubicka <jh@suse.cz>
20924 * i386.c (init_cumulative_args): Use real function declaration when
20927 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20929 PR rtl-optimization/34998
20930 * global.c (build_insn_chain): Treat non-subreg_lowpart
20931 SUBREGs of pseudos as clobbering all the words covered by the
20932 SUBREG, not just all the bytes.
20933 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20934 original df_ref rather than an extract parameter.
20935 (global_conflicts): Update call accordingly.
20937 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20939 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20940 the overflow check to make it easier to read.
20941 (__fixtfdi): Change the type of the ll member in union
20942 long_double to UDItype_x.
20944 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20946 PR middle-end/34969
20947 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20948 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20949 * tree-inline.c (fold_marked_statements): Call
20950 cgraph_update_edges_for_call_stmt if folding a call statement.
20951 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20952 debug_generic_stmt calls, reset it back afterwards.
20955 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20957 * c-typeck.c (build_external_ref): Don't pedwarn about
20958 static vars in current function's scope.
20960 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20962 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20964 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20967 * ipa-struct-reorg.c: Fix spelling.
20968 * params.def: Ditto.
20970 2008-01-29 Richard Guenther <rguenther@suse.de>
20972 PR middle-end/35006
20973 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20975 * tree-inline.c (remap_type): Increment remapping_type_depth
20976 around remapping types.
20977 (copy_body_r): Only add referenced variables if they are referenced
20978 from code, not types.
20980 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20991 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20992 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20994 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20997 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20998 pointer for tiny stack.
21000 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21002 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21004 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21006 * config/vx-common.h: Fix typo in comment.
21008 2008-01-28 Ian Lance Taylor <iant@google.com>
21012 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21013 coalesce pointers if they have different DECL_NO_TBAA_P values.
21014 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21015 between variables with different DECL_NO_TBAA_P values.
21017 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21020 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21021 are not legitimate small data references on SPE targets.
21023 2008-01-28 David Daney <ddaney@avtrex.com>
21025 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21027 2008-01-28 David Daney <ddaney@avtrex.com>
21029 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21031 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21033 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21034 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21035 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21036 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21037 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21038 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21039 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21040 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21042 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21044 * basic-block.h (condjump_equiv_p): Fix comment.
21046 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21048 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21049 print_generic_stmt_indented): Fix comment.
21051 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21053 * configure.ac (__stack_chk_fail): Add detecion for availability
21054 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21055 * configure: Regenerate.
21057 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21059 PR middle-end/34688
21060 * final.c (output_addr_const): Handle TRUNCATE.
21062 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21065 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21066 (zero_cost, infinite_cost): New constants.
21067 (struct cost_pair): Change type of cost to comp_cost.
21068 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21069 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21071 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21072 split_address_cost, ptr_difference_cost, difference_cost,
21073 get_computation_cost_at, get_computation_cost,
21074 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21075 determine_use_iv_cost_condition, determine_use_iv_costs,
21076 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21077 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21078 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21079 Change type of cost to comp_cost.
21080 (determine_iv_cost): Increase cost of non-original ivs, instead
21081 of decreasing the cost of original ones.
21082 (get_address_cost): Indicate the complexity of the addressing mode
21084 (try_add_cand_for): Prefer using ivs not specific to some object.
21085 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21087 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21088 Janis Johnson <janis187@us.ibm.com>
21091 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21092 (TARGET_INSTANTIATE_DECLS): Likewise.
21093 * target.h (expand_to_rtl_hook): New target hook.
21094 (instantiate_decls): Likewise.
21095 * function.c (instantiate_decl): Make non-static. Rename to...
21096 (instantiate_decl_rtl): ... this.
21097 (instantiate_expr): Use instantiate_decl_rtl.
21098 (instantiate_decls_1): Likewise.
21099 (instantiate_decls): Likewise.
21100 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21101 * function.h (instantiate_decl_rtl): Add prototype.
21102 * cfgexpand.c (target.h): New include.
21103 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21104 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21105 (TARGET_INSTANTIATE_DECLS): Likewise.
21106 (TARGET_INITIALIZER): New target hooks added.
21107 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21109 * config/rs6000/rs6000.c (tree-flow.h): New include.
21110 (machine_function): Add sdmode_stack_slot field.
21111 (rs6000_alloc_sdmode_stack_slot): New function.
21112 (rs6000_instantiate_decls): Likewise.
21113 (rs6000_secondary_memory_needed_rtx): Likewise.
21114 (rs6000_check_sdmode): Likewise.
21115 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21116 (TARGET_INSTANTIATE_DECLS): Likewise.
21117 (rs6000_hard_regno_mode_ok): Allow SDmode.
21118 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21119 (rs6000_emit_move): Handle SDmode.
21120 (function_arg_advance): Likewise.
21121 (function_arg): Likewise.
21122 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21123 SDmode var args for 32-bit compiles.
21124 (rs6000_secondary_reload_class): Handle SDmode.
21125 (rs6000_output_function_epilogue): Likewise.
21126 (rs6000_function_value): Simplify if statement.
21127 (rs6000_libcall_value): Likewise.
21128 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21129 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21130 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21131 (movsd_hardfloat): New define_insn.
21132 (movsd_softfloat): Likewise.
21133 (movsd_store): Likewise.
21134 (movsd_load): Likewise.
21135 (extendsddd2): Likewise.
21136 (extendsdtd2): Likewise.
21137 (truncddsd2): Likewise.
21138 (movdd_hardfloat64): Fixup comment.
21139 (UNSPEC_MOVSD_LOAD): New constant.
21140 (UNSPEC_MOVSD_STORE): Likewise.
21142 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21145 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21147 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21148 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21149 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21150 and TRUTH_XOR_EXPR.
21152 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21155 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21156 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21157 __LONGDOUBLE128 too.
21158 * config/rs6000/aix61.h: New file.
21160 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21162 PR rtl-optimization/34959
21163 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21164 popcount and parity rtxes the same mode as their operand.
21165 Truncate or extend the result to the return value's mode
21168 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21171 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21172 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21173 to GOT_VERSION_REGNUM.
21174 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21175 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21176 * config/mips/mips.c (mips_emit_call_insn): New function.
21177 (mips_call_tls_get_addr): Call mips_expand_call directly.
21178 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21180 (mips16_build_call_stub): Likewise. Return the call insn or null.
21181 (mips_expand_call): Update the call to mips16_build_call_stub
21182 accordingly and a remove redundant condition. Assert that MIPS16
21183 stubs do not use lazy binding. Use mips_emit_call_insn and return
21185 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21187 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21188 (mips_avoid_hazard): Remove hazard_set handling.
21189 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21190 (UNSPEC_RESTORE_GP): ...this.
21191 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21192 (FAKE_CALL_REGNO): Rename to...
21193 (GOT_VERSION_REGNUM): ...this.
21194 (type): Add "ghost" value. Add an associated insn reservation.
21195 (hazard_set): Remove.
21196 (exception_receiver): Rename to...
21197 (restore_gp): ...this and update the unspec identifier accordingly.
21198 (exception_receiver, nonlocal_got_receiver): New expanders.
21199 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21200 FAKE_CALL_REGNO. Remove hazard_set attribute.
21201 (set_got_version, update_got_version): New patterns.
21203 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21206 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21208 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21211 * doc/install.texi2html: Generate gcc-vers.texi.
21213 2008-01-25 DJ Delorie <dj@redhat.com>
21215 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21217 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21219 * config/c4x: Remove directory.
21220 * config.gcc (crx-*, mt-*): Mark obsolete.
21221 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21222 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21223 sh-*-rtemscoff*): Remove cases.
21224 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21225 * real.c (encode_c4x_single, decode_c4x_single,
21226 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21227 c4x_extended_format): Remove.
21228 * real.h (c4x_single_format, c4x_extended_format): Remove.
21229 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21231 (Pragmas): Remove comment about c4x pragmas.
21232 * doc/install.texi (c4x): Remove target-specific instructions.
21233 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21234 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21235 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21236 refer to C4x source files as examples.
21237 (C4X_FLOAT_FORMAT): Remove documentation.
21239 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21241 * config/bfin/bfin.c (override_options): Reorder tests so that
21242 flag_pic gets enabled for -msep-data.
21244 2008-01-25 Richard Guenther <rguenther@suse.de>
21246 PR middle-end/32244
21247 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21248 to its bitfield precision if required.
21250 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21252 PR middle-end/33880
21253 * tree-nested.c (walk_omp_for): New function.
21254 (convert_nonlocal_reference, convert_local_reference): Call
21255 walk_omp_for on OMP_FOR.
21256 (convert_call_expr): Call walk_body on OMP_FOR's
21257 OMP_FOR_PRE_INIT_BODY.
21259 2008-01-25 Richard Guenther <rguenther@suse.de>
21261 PR tree-optimization/34966
21262 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21263 default defs and PHI_NODEs we have to insert after the
21264 defining statement.
21266 2008-01-24 Nick Clifton <nickc@redhat.com>
21268 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21269 Provide a default definition.
21270 (LIBGCC2_UNITS_PER_WORD): Likewise.
21272 * config/stormy16/stormy16.c: Include df.h for the prototype
21273 for df_regs_ever_live_p.
21274 (xstormy16_expand_builtin_va_start): Convert the stack offset
21275 into a component_ref and then use POINTER_PLUS_EXPR to add it
21276 to the incoming_virtual_args_rtx.
21277 (xstormy16_gimplify_va_arg_expr): Rename to
21278 xstormy16_gimplify_va_arg_expr.
21279 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21280 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21281 xstormy16_gimplify_va_arg_expr.
21282 Fix up some formatting issues.
21284 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21285 Move to predicates.md.
21286 (xs_hi_general_operand): Likewise.
21287 (xs_hi_nonmemory_operand): Likewise.
21288 * config/stormy16/predicates.md:
21289 (xstormy16_carry_plus_operand): New predicate.
21290 (xs_hi_general_operand): New predicate.
21291 (xs_hi_nonmemory_operand): New predicate.
21292 * config/stormy16/stormy16-protos.h:
21293 (xstormy16_carry_plus_operand): Delete prototype.
21294 (xs_hi_general_operand): Likewise.
21295 (xs_hi_nonmemory_operand): Likewise.
21297 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21298 modifiers as they are no longer needed and they can trigger
21299 reload spill failures.
21301 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21302 with a match_operand in order to help reload.
21304 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21305 constraint with 'e' for the 8th alternative as this version of
21306 the mov.w instruction only accepts the lower 8 registers.
21308 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21311 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21312 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21315 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21317 PR middle-end/33333
21318 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21320 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21322 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21324 (remove_structure): Update allocations list before removing structure.
21326 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21328 * ipa-struct-reorg.c (is_safe_cond_expr,
21329 create_new_stmts_for_cond_expr): Use integer_zerop function,
21330 that recognize not only zero-pointer, but zero-integer too.
21332 2008-01-25 Ben Elliston <bje@au.ibm.com>
21335 * fixproto: Escape "." in sed expression that strips leading "./".
21337 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21340 * gcc.c (SWITCH_OK): Removed.
21341 (SWITCH_LIVE): Changed to bit.
21342 (SWITCH_FALSE): Likewise.
21343 (SWITCH_IGNORE): Likewise.
21344 (switchstr): Change live_cond to unsigned int.
21345 (process_command): Replace SWITCH_OK with 0.
21346 (do_self_spec): Likewise.
21347 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21348 (give_switch): Likewise.
21349 (used_arg): Likewise.
21350 (do_spec_1): Set the SWITCH_IGNORE bit.
21351 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21352 bits. Set the SWITCH_LIVE bit.
21354 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21356 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21358 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21360 PR tree-optimization/34472
21361 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21362 parameter to a "bool *" and set *DATA to false if there is
21363 an unsafe access. Do not delete the structure here.
21364 (check_cond_exprs): Delete it here instead.
21365 (check_cond_exprs, exclude_cold_structs): Do not increase
21366 I when removing a structure.
21368 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21371 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21372 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21374 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21376 PR middle-end/34934
21377 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21378 a fixed vector for stack.
21380 2008-01-24 Ben Elliston <bje@au.ibm.com>
21383 * doc/gcc.texi (Software development): Add a direntry for g++.
21385 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21387 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21388 stale and straggling -fforce-addr comments above.
21390 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21392 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21393 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21395 2008-01-23 Michael Matz <matz@suse.de>
21398 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21401 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21403 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21404 malloc result type.
21406 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21408 * config/avr/avr.c (avr_current_arch): New variable.
21409 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21410 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21411 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21412 (avr_override_options): Init 'avr_current_arch'.
21413 (base_arch_s): Move from here...
21414 * config/avr/avr.h (base_arch_s): ... here. Add new members
21415 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21416 'mega' to 'have_jmp_call'.
21417 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21418 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21420 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21422 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21423 MULTILIB_MATCHES): Ditto.
21425 2008-01-23 Richard Guenther <rguenther@suse.de>
21427 PR middle-end/31529
21428 * cgraphunit.c (cgraph_reset_node): Always mark the node
21429 not reachable if it is not queued already.
21431 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21433 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21434 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21435 (cputype_selected): New static variable.
21436 (bfin_handle_option): Set it if -mcpu is used.
21437 (override_option): Select default set of workarounds if no cpu type
21438 selected on the command line.
21439 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21441 From Michael Frysinger <michael.frysinger@analog.com>
21442 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21443 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21445 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21446 for bf547, bf523, bf524, and bf526.
21447 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21449 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21450 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21451 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21452 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21453 * doc/invoke.texi (Blackfin Options): Document that
21454 -mcpu now accept bf547, bf523, bf524, and bf526.
21456 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21458 PR rtl-optimization/34628
21459 * combine.c (try_combine): Stop and undo after the first combination
21460 if an autoincrement side-effect on the first insn has effectively
21463 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21466 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21467 Offset addresses are not valid for Altivec or paired float modes.
21469 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21472 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21473 if DECL_INITIAL (decl) is error_mark_node.
21476 * c-common.c (handle_vector_size_attribute): Only allow
21477 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21478 the same way as pointer, array etc. types.
21479 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21482 * tree.c (build_type_attribute_qual_variant): Call
21483 build_qualified_type if attributes are equal, but quals are not.
21485 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21488 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21489 * flags.h (warn_strict_aliasing): Remove.
21490 (warn_strict_overflow): Remove.
21491 * opts.c (warn_strict_aliasing): Remove.
21492 (warn_strict_overflow): Remove.
21493 * c-opts.c (c_common_handle_option): -Wall only sets
21494 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21495 (c_common_post_options): Give default values to -Wstrict-aliasing
21496 and -Wstrict-overflow if they are uninitialized.
21497 * common.opt (Wstrict-aliasing): Specify Var and Init.
21498 (Wstrict-overflow): Likewise.
21500 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21502 PR rtl-optimization/26854
21503 PR rtl-optimization/34400
21504 PR rtl-optimization/34884
21505 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21507 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21508 (df_rd_bb_info.expanded_lr_out): Deleted
21509 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21510 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21511 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21512 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21513 Removed code to allocate, initialize or free expanded_lr_out.
21514 (df_rd_bb_local_compute_process_def): Restructured to make more
21516 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21517 sets if the sets are being trimmed.
21519 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21522 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21523 (as_vers): Likewise.
21524 * configure: Regenerated.
21526 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21528 PR middle-end/33092
21529 * tree-pass.h (pass_build_alias): New pass.
21530 * tree-ssa-alias.c (gate_build_alias): New.
21531 (pass_build_alias): New.
21532 * passes.c (init_optimization_passes): Add pass_build_alias after
21533 pass_create_structure_vars.
21535 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21537 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21538 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21539 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21540 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21541 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21542 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21543 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21544 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21545 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21546 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21547 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21548 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21549 * config/s390/s390.md (FP_ALL): New mode iterator.
21550 (_d): New mode attribute.
21551 ("*signbit<mode>2>"): Changed mode of first operand.
21552 ("isinf<mode>2"): Changed mode of first operand.
21553 ("*TDC_insn"): Adaptation for DFP modes.
21555 2008-01-22 Ben Elliston <bje@au.ibm.com>
21557 * tree.c (check_qualified_type): Improve function description.
21559 2008-01-21 Jason Merrill <jason@redhat.com>
21562 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21563 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21566 2008-01-21 DJ Delorie <dj@redhat.com>
21568 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21571 2008-01-21 Richard Guenther <rguenther@suse.de>
21573 PR middle-end/34856
21574 * tree-cfg.c (verify_expr): Allow all invariant expressions
21575 instead of just constant class ones as reference argument.
21576 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21577 like any other constant.
21578 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21580 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21582 * regmove.c (fixup_match_1): Update call crossed frequencies.
21584 2008-01-21 Richard Guenther <rguenther@suse.de>
21587 * tree-inline.c (setup_one_parameter): Deal with mismatched
21588 types using a VIEW_CONVERT_EXPR.
21590 2008-01-21 Alon Dayan <alond@il.ibm.com>
21591 Olga Golovanevsky <olga@il.ibm.com>
21593 PR tree-optimization/34701
21594 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21595 when the structure size is not a power of 2.
21597 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21599 * doc/install.texi: Add doc for --enable-checking=df.
21601 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21603 PR rtl-optimization/34808
21604 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21606 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21608 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21611 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21613 PR rtl-optimization/26854
21614 PR rtl-optimization/34400
21615 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21617 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21618 (df_rd_bb_info.expanded_lr_out): New.
21619 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21620 * loop_iv.c (iv_analysis_loop_init): Ditto.
21621 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21622 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21623 Added code to allocate, initialize or free expanded_lr_out.
21624 (df_rd_bb_local_compute_process_def): Restructured to make
21625 more understandable.
21626 (df_rd_confluence_n): Add code to do nothing with fake edges and
21627 code to no apply invalidate_by_call sets if the sets are being trimmed.
21628 (df_lr_local_finalize): Renamed to df_lr_finalize.
21629 (df_live_local_finalize): Renamed to df_live_finalize.
21631 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21634 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21635 deciding whether to use reciprocal instructions.
21637 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21639 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21640 dwarf2out_note_section_used if cold_text_section is NULL.
21642 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21644 PR gcov-profile/34610
21645 * tree-cfg.c (make_edges): Mark both outgoing edges from
21646 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21647 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21648 from OMP_FOR and OMP_CONTINUE outgoing edges.
21650 * tree-profile.c (tree_profiling): Return early if
21651 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21653 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21654 from cfun to child_cfun.
21655 * function.h (struct function): Add after_tree_profile bit.
21657 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21659 * config/avr/avr.S (_exit): Disable interrupt.
21661 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21662 Steven Bosscher <stevenb.gcc@gmail.com>
21664 PR rtl-optimization/26854
21665 PR rtl-optimization/34400
21666 * df-problems.c (df_live_scratch): New scratch bitmap.
21667 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21668 (df_live_reset): Clear the proper bitmaps.
21669 (df_live_bb_local_compute): Only process the artificial defs once
21670 since the order is not important.
21671 (df_live_init): Init the df_live sets only with the variables
21672 found live by df_lr.
21673 (df_live_transfer_function): Use the df_lr sets to prune the
21674 df_live sets as they are being computed.
21675 (df_live_free): Free df_live_scratch.
21677 2008-01-18 Ian Lance Taylor <iant@google.com>
21679 * common.opt: Add fmerge-debug-strings.
21680 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21681 flag_merge_debug_strings rather than flag_merge_constants.
21682 * doc/invoke.texi (Option Summary): Mention
21683 -fmerge-debug-strings.
21684 (Debugging Options): Document -fmerge-debug-strings.
21686 2008-01-18 Ian Lance Taylor <iant@google.com>
21689 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21690 (struct tree_function_decl): Add new field operator_new_flag.
21691 * tree-inline.c (expand_call_inline): When inlining a call to
21692 operator new, force the return value to go into a variable, and
21693 set DECL_NO_TBAA_P on that variable.
21694 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21696 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21699 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21700 DWARF2_DEBUGGING_INFO.
21701 (dwarf2out_note_section_used): Ditto. Add prototype.
21702 (have_multiple_function_sections, text_section_used,
21703 cold_text_section_used, *cold_text_sections): Move declarations
21706 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21708 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21709 field and add signal_ra.
21710 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21711 assignments to frame state pc. Move end of stack check after
21712 MD_FALLBACK_FRAME_STATE_FOR.
21713 (uw_update_context_1): Use frame state signal_regs if set, instead
21714 of checking signal_frame flag.
21715 (uw_update_context): Use frame state signal_ra if set.
21716 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21717 * config/xtensa/linux-unwind.h: New file.
21719 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21721 * modulo-sched.c (get_sched_window): Fix comment typo.
21723 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21725 PR tree-optimization/34648
21726 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21728 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21730 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21731 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21733 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21735 PR rtl-optimization/34400
21736 * df-core.c (df_worklist_dataflow_overeager,
21737 df_worklist_dataflow_doublequeue): New functions.
21738 (df_worklist_dataflow): Two different worklist solvers.
21739 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21742 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21745 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21746 and ftree-parallelize-loops.
21748 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21750 PR rtl-optimization/34826
21751 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21753 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21755 * global.c (find_reg): Mark the eh regs as used if necessary.
21756 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21757 * ra.h (struct allocno): no_eh_reg field added. Changed
21758 no_stack_reg type to bitfield.
21760 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21762 * tree.c (substitute_in_expr): Add missing 'break'.
21764 2008-01-17 Richard Guenther <rguenther@suse.de>
21766 PR tree-optimization/34825
21767 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21768 x / x as division to handle.
21770 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21772 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21773 "-pthread" is specified.
21774 * pa-hpux11.h (LIB_SPEC): Likewise.
21776 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21777 Peter Bergner <bergner@vnet.ibm.com>
21779 PR rtl-optimization/33796
21780 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21782 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21784 PR libgfortran/34699
21785 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21787 * pa-hpux10.h (LINK_SPEC): Likewise.
21788 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21790 2008-01-16 Richard Guenther <rguenther@suse.de>
21792 PR middle-end/32628
21793 * fold-const.c (fold_convert_const_int_from_int): Do not
21794 set overflow if that occured only because of a sign extension
21795 change when converting from/to a sizetype with the same
21796 precision and signedness.
21798 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21801 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21802 location address to the correct place. Update copyright year.
21804 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21806 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21807 no dependences in the dependence_relations vector.
21809 2008-01-16 Jan Hubicka <jh@suse.cz>
21811 PR rtl-optimization/31396
21812 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21813 * cfg.c (dump_reg_info): Print it.
21814 * regs.h (struct reg_info_t): add freq_calls_crossed.
21815 (REG_FREQ_CALLS_CROSSED): New macro.
21816 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21817 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21818 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21819 regmove_optimize): Update call crossed frequencies.
21820 * local-alloc.c (struct qty): Add freq_calls_crossed.
21821 (alloc_qty): Copute freq_calls_crossed.
21822 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21823 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21824 * ra.h (struct allocno): Add freq_calls_crossed.
21826 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21828 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21829 libgomp when compiling with ftree-parallelize-loops.
21830 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21832 2008-01-16 Richard Guenther <rguenther@suse.de>
21834 PR tree-optimization/34769
21835 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21836 * tree.c (int_cst_value): Instead make this function more
21837 permissive in what it accepts as valid input. Document this
21838 function always sign-extends the value.
21840 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21841 Richard Guenther <rguenther@suse.de>
21844 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21845 (gimple_fold_indirect_ref_rhs): ... this.
21846 (gimple_fold_indirect_ref): New function with foldings
21847 that preserve lvalueness.
21848 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21849 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21850 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21851 to fold an INDIRECT_REF, fall back to the old use of
21852 fold_indirect_ref_1.
21854 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21856 * tree-data-ref.c (subscript_dependence_tester_1): Call
21857 free_conflict_function.
21858 (compute_self_dependence): Same.
21860 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21863 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21864 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21866 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21867 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21868 for DWARF2_UNWIND_INFO targets.
21870 2008-01-16 Richard Guenther <rguenther@suse.de>
21873 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21874 type qualifiers for function types.
21876 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21878 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21879 loop_iterator li from previous commit.
21881 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21883 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21885 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21887 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21888 (parallelize_loops): Don't parallelize irreducible components.
21890 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21893 * c-opts (c_common_post_options): Do not enable CPP
21894 flag_pedantic_errors by default.
21896 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21898 PR rtl-optimization/31944
21899 * cse.c (remove_pseudo_from_table): New function.
21900 (merge_equiv_classes): Use above function to remove pseudo-registers.
21901 (invalidate): Likewise.
21903 2008-01-13 Richard Guenther <rguenther@suse.de>
21905 PR middle-end/34601
21906 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21907 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21909 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21911 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21912 validate_change to unshare the source of the PC set.
21914 2008-01-12 Jan Hubicka <jh@suse.cz>
21916 PR middle-end/32135
21917 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21918 references above array bounds. This might trigger bounds checks for
21919 pointers to arrays.
21921 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21923 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21924 new_replaceable_dependencies.
21926 2008-01-12 Doug Kwan <dougkwan@google.com>
21928 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21929 instead of OPT_Wreturn_type in warning due to ignored return type
21931 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21932 options included in -Wextra.
21933 * c.opt: New option -Wignored_qualifiers.
21934 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21935 -Wignore_qualifiers.
21936 (-Wignored-qualifiers): Document.
21937 (-Wreturn-type): Remove description of functionality now handled
21938 by -Wignored-qualifiers.
21940 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21943 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21944 NOP_EXPR if it is between integral types with the same precision.
21946 2008-01-12 Jan Hubicka <jh@suse.cz>
21949 * invoke.texi (max-inline-recursive-depth): Fix default value.
21951 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21953 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21956 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21958 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21960 2008-01-11 James E. Wilson <wilson@specifix.com>
21963 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21965 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21967 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21968 save/restore frame pointer register and don't use 'call-prologues'
21969 optimization in function with "OS_task" attribute.
21971 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21973 PR middle-end/31309
21974 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21975 when copying to memory.
21977 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21979 PR rtl-optimization/30905
21980 * cfgcleanup.c: Include dce.h
21981 (crossjumps_occured): New global variable.
21982 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21983 If something changed, set crossjumps_occured to true.
21984 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21985 Don't add/remove fake edges to exit here...
21986 (cleanup_cfg): ...but do it here, when crossjumping.
21987 Run a fast DCE when successful crossjumps occured in the latest
21988 iteration of try_optimize_cfg.
21990 2008-01-11 Richard Guenther <rguenther@suse.de>
21992 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21993 (struct vn_unary_op_s): Likewise.
21994 (vn_reference_insert): Free old reference on hash collision.
21996 2008-01-10 Raksit Ashok <raksit@google.com>
21998 PR rtl-optimization/27971
21999 * combine.c (find_split_point): Split PLUS expressions which are
22000 inside a MEM rtx, and whose first operand is complex.
22002 2008-01-10 DJ Delorie <dj@redhat.com>
22004 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22005 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22006 (m32c_hard_regno_ok): Call the underlying function.
22008 2008-01-10 Richard Guenther <rguenther@suse.de>
22010 PR middle-end/34683
22011 * tree-cfg.c (tree_merge_blocks): Do not go through the
22012 full-blown folding and stmt updating path if we just deal
22013 with virtual operands.
22014 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22015 test for abnormal SSA_NAMEs.
22017 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22019 PR middle-end/34641
22020 * reload.c (push_reload): Add assertions. All constants from
22021 reg_equiv_constant should have been used for replacing the respective
22023 (find_reloads_address): Invoke find_reloads_address_part for
22024 constant taken from the reg_equiv_constant array.
22026 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22028 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22029 field (valnum) the first in the struct. Replace bools with
22032 2008-01-10 Richard Guenther <rguenther@suse.de>
22034 PR tree-optimization/34651
22035 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22036 types and ordering for masking and converting.
22038 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22040 PR tree-optimization/34017
22041 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22042 also for PHI_NODE expressions.
22044 2008-01-09 Jan Hubicka <jh@suse.cz>
22046 PR tree-optimization/34708
22047 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22048 based on number of case labels.
22049 (init_inline_once): Remove switch_cost.
22050 * tree-inline.h (eni_weights_d): Remove switch_cost.
22052 2008-01-09 Richard Guenther <rguenther@suse.de>
22053 Andrew Pinski <andrew_pinski@playstation.sony.com>
22055 PR middle-end/30132
22056 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22057 temporary if an rvalue is ok or an lvalue is not required.
22059 2008-01-09 Richard Guenther <rguenther@suse.de>
22061 PR middle-end/34458
22062 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22063 adjust return type.
22065 2008-01-09 Richard Guenther <rguenther@suse.de>
22067 PR middle-end/34679
22068 * tree.c (host_integerp): Check for sizetype only if the
22069 type is an integer type.
22071 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22074 * opts.c (decode_options): Disable inlining of functions called
22075 once if not in unit-at-a-time mode.
22077 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22079 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22081 2008-01-08 Richard Guenther <rguenther@suse.de>
22083 PR middle-end/31863
22084 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22085 out early if the result will be unused.
22087 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22092 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22093 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22096 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22098 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22099 for vectorization tuned.
22101 2008-01-08 Richard Guenther <rguenther@suse.de>
22103 PR tree-optimization/34683
22104 * tree-ssa-operands.c (operand_build_cmp): Export.
22105 * tree-ssa-operands.h (operand_build_cmp): Declare.
22106 * tree-vn.c (vuses_compare): Remove.
22107 (sort_vuses): Use operand_build_cmp.
22108 (sort_vuses_heap): Likewise.
22109 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22110 to re-use old VEC if available. Do not sort already sorted VUSEs.
22111 (vdefs_to_vec): Do not sort already sorted VDEFs.
22113 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22115 PR middle-end/34694
22116 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22118 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22121 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22122 limitations of reciprocal sequences on x86 targets.
22124 2008-01-08 Richard Guenther <rguenther@suse.de>
22126 PR tree-optimization/34683
22127 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22129 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22132 * config/darwin.c (darwin_mergeable_string_section): Don't use
22133 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22135 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22138 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22139 negxf2. Macroize expander using X87MODEF mode iterator. Change
22140 predicates of op0 and op1 to register_operand.
22141 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22142 expander using X87MODEF mode iterator. Change predicates of
22143 op0 and op1 to register_operand.
22144 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22145 corresponding patterns and macroize using MODEF macro. Change
22146 predicates of op0 and op1 to register_operand and remove
22147 "m" constraint. Disparage "r" alternative with "!".
22148 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22149 macroize using X87MODEF macro. Change predicates of op0 and op1
22150 to register_operand and remove "m" constraint. Disparage "r"
22151 alternative with "!".
22152 (absneg splitter with memory operands): Remove.
22153 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22154 patterns and macroize using X87MODEF mode iterator.
22155 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22156 Change predicate of op1 to register_operand.
22157 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22158 for memory operands.
22160 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22162 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22164 2008-01-07 Richard Guenther <rguenther@suse.de>
22166 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22169 2008-01-07 Richard Guenther <rguenther@suse.de>
22171 PR tree-optimization/34683
22172 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22173 VOPs of the needed size to save memory. Use VEC_quick_push
22174 to save compile-time.
22175 (vdefs_to_vec): Likewise.
22177 2008-01-07 Sa Liu <saliu@de.ibm.com>
22179 * config/spu/spu.md (divdf3): Genetate inline code for double
22180 division. The implementation doesn't handle INF or NAN, therefore it
22181 only applies when -ffinite-math-only is given.
22183 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22186 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22187 * doc/cpp.texi ([Common Predefined Macros]): Document.
22189 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22191 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22192 order to use commutative addition instead of subtraction.
22194 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22195 Mircea Namolaru <namolaru@il.ibm.com>
22196 Vladimir Yanovsky <yanov@il.ibm.com>
22197 Revital Eres <eres@il.ibm.com>
22199 PR tree-optimization/34263
22200 * tree-outof-ssa.c (process_single_block_loop_latch,
22201 contains_tree_r): New functions.
22202 (analyze_edges_for_bb): Call process_single_block_loop_latch
22203 function to empty single-basic-block latch block if possible.
22205 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22207 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22209 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22211 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22213 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22215 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22217 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22219 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22221 PR tree-optimization/34618
22222 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22225 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22228 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22229 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22230 Update copyright year.
22232 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22233 Update copyright year.
22234 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22237 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22239 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22240 edge does not point to current bb before changing need_assert.
22242 2008-01-04 Richard Guenther <rguenther@suse.de>
22244 PR middle-end/34029
22245 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22246 for verifying purposes if they are is_gimple_min_invariant.
22248 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22250 PR tree-optimization/34448
22251 PR tree-optimization/34465
22252 * gimplify.c (gimplify_init_constructor): Add new parameter
22253 notify_temp_creation. Use it.
22254 (gimplify_modify_expr_rhs): Take volatiles into account when
22255 optimizing constructors.
22256 Do not optimize constructors if gimplify_init_constructor will dump to
22258 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22259 * gcc.c-torture/compile/pr34448.c: New.
22261 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22263 PR gcov-profile/34609
22264 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22265 return_slot if result is TREE_ADDRESSABLE.
22267 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22269 * config/mips/mips.md (sqrt_condition): Tweak comment.
22270 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22272 2008-01-03 Tom Tromey <tromey@redhat.com>
22275 * c-common.c (c_type_hash): Handle VLAs.
22277 2008-01-03 Jan Hubicka <jh@suse.cz>
22279 PR tree-optimization/31081
22280 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22281 0 when inlining and not inlining to first basic block.
22282 (remap_decl): When var is initialized to 0, don't set default_def.
22283 (expand_call_inline): Set entry_bb.
22284 * tree-inline.h (copy_body_data): Add entry_bb.
22286 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22289 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22292 PR tree-optimization/29484
22293 * tree-inline.c (inline_forbidden_p_2): New function.
22294 (inline_forbidden_p): Disallow inlining if some static var
22295 has an address of a local LABEL_DECL in its initializer.
22296 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22299 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22301 PR tree-optimization/34635
22302 * tree-data-ref.c (add_other_self_distances): Make sure that the
22303 evolution step is constant.
22305 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22307 PR middle-end/34608
22308 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22310 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22312 * tree-sra.c (scalarize_init): Insert the generate_element_init
22313 statements after the generate_element_zero statements.
22315 2008-01-02 Richard Guenther <rguenther@suse.de>
22317 PR middle-end/34093
22318 PR middle-end/31976
22319 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22320 for very large number of operands instead of ICEing.
22322 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22325 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22326 while stack probing.
22328 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22330 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22333 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22335 PR libmudflap/26442
22336 * tree-mudflap.c (mx_register_decls): Guard warning by
22337 !DECL_ARTIFICIAL check.
22339 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22341 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22342 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22343 sse5_perm<mode>): Fix constraints.