1 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
7 * ira-color.c (ira_fast_allocation): Permit global allocno
10 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12 Improved branch hints, safe hints, and scheduling.
14 * haifa-sched.c (sched_emit_insn) : Define.
15 * sched-int.h (sched_emit_insn) : Add prototype.
16 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
17 -mhint-max-distance -msafe-hints) : Document.
18 * config/spu/spu.c (spu_flag_var_tracking): New.
19 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
20 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
21 TARGET_ASM_FILE_START): Define.
22 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
23 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
24 (spu_emit_branch_hint): Add blocks argument.
25 (insert_branch_hints, insert_nops): Remove.
26 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
27 uses_ls_unit, spu_sched_init_global, spu_sched_init,
28 spu_sched_reorder, asm_file_start): New functions.
29 (clock_var, spu_sched_length, pipe0_clock,
30 pipe1_clock, prev_clock_var, prev_priority,
31 spu_ls_first, prev_ls_clock): New static variables.
32 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
33 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
34 (nopn_nv): Add a non-volatile version of nop.
35 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
36 -mhint-max-distance, -msafe-hints): New options.
38 2008-09-05 Janis Johnson <janis187@us.ibm.com>
39 Samuel Tardieu <sam@rfc1149.net>
41 * opts.c (decode_options): Combine nested if statements.
44 * opts.c (decode_options): Handle more relationships among
45 unit-at-a-time, toplevel-reorder, and section-anchors.
47 2008-09-05 David Daney <ddaney@avtrex.com>
49 * doc/install.texi (--enable-reduced-reflection): Document new option.
51 2008-09-05 Bob Wilson <bob.wilson@acm.org>
53 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
55 (constantpool_operand): New.
56 (move_operand): Disallow sub-word modes for the constant pool.
57 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
58 (xtensa_secondary_reload_class): Replace with....
59 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
60 Set icode for sub-word reloads from the constant pool.
61 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
62 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
63 * config/xtensa/xtensa.md (reload<mode>_literal): New.
64 * config/xtensa/xtensa-protos.h: Update prototypes.
66 2008-09-05 Joseph Myers <joseph@codesourcery.com>
68 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
69 (REG_CLASS_NAMES): Update.
70 (REG_CLASS_CONTENTS): Update.
71 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
72 of ALL_REGS for regs 77 and 78.
73 * function.c (instantiate_virtual_regs_in_insn): Assert that
74 return value of simplify_gen_subreg is not NULL.
76 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
78 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
79 (gen_rtvec_v): Fix coding standards.
81 2008-09-04 Jan Hubicka <jh@suse.cz>
83 * i386.c (decide_alg): Be more conservative about optimizing for size.
85 2008-09-04 Ian Lance Taylor <iant@google.com>
87 * varasm.c (narrowing_initializer_constant_valid_p): New
89 (initializer_constant_valid_p): Call it.
91 2008-09-04 Jeff Law <law@redhat.com>
93 * fold-const.c (native_encode_real): Fix computation of WORDS.
94 (native_interpret_real): Likewise.
96 2008-09-04 Janis Johnson <janis187@us.ibm.com>
98 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
100 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
102 * ira-conflicts.c (process_regs_for_copy): Check insn to check
103 that the cost is already taken into account in ira-costs.c
105 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
107 * ira-build.c (print_copy, print_copies, ira_debug_copy,
108 ira_debug_copies): New.
109 (ira_bulid): Call print_copies.
111 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
113 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
116 * config/rs6000/rs6000.c (optimization_options): Remove check of
119 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
121 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
122 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
123 second operand is a reg_imm10_operand.
124 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
125 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
126 (*seq_<GPR:mode><GPR2:mode>): Rename to
127 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
129 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
130 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
132 (*sne_<GPR:mode><GPR2:mode>): Rename to
133 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
136 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
138 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
139 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
140 combining an arithmetic right shift by more than 31 and a
141 trunction. Don't match for out-of-range shift amounts. Set
142 attribute mode to <MODE>.
143 (*lshr32_trunc<mode>): Name the pattern combining a logical right
144 shift by 32 and and a truncation. Set attribute mode to <MODE>.
145 (*<optab>_trunc<mode>_exts): New pattern for truncated right
146 shifts by less than 32.
147 (extv): Change predicate on first operand to accept registers.
148 Change predicate of the other operands from immediate_operand to
149 const_int_operand. Expand exts when source is a register.
150 (extzv): Change predicate of the constant operands from
151 immediate_operand to const_int_operand.
152 (extzv<mode>): Change predicate of the constant operands from
153 immediate_operand to const_int_operand and no constraint. Also
155 (*extzv_trunc<mode>_exts): New pattern.
157 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
159 * config/mips/mips.h (ISA_HAS_CINS): New macro.
160 * config/mips/mips-protos.h (mask_low_and_shift_p,
161 mask_low_and_shift_len): Declare.
162 * config/mips/mips.c (mask_low_and_shift_p,
163 mask_low_and_shift_len): New functions.
164 (mips_print_operand): Handle new operand prefix "m".
165 * config/mips/mips.md (*cins<mode>): New pattern.
167 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
169 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
172 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
174 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
175 regardless of epilogue_completed.
177 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
180 * ira-lives.c (process_bb_node_lives): Check setjmp.
182 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
185 * ira-build.c (form_loop_tree): Reverse BB walk.
186 (create_bb_allocnos): Likewise.
187 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
188 (mark_reg_store): Rename to...
189 (mark_ref_live): ...this and take a df_ref argument instead of
190 note_stores arguments. Assert that we have a register.
191 (mark_reg_clobber): Delete.
192 (def_conflicts_with_inputs_p): New function.
193 (mark_reg_conflicts): Delete.
194 (mark_reg_death): Rename to...
195 (mark_ref_dead): ...this and take a df_ref argument instead of
196 a register. Assert that we have a register.
197 (process_bb_node_lives): Hoist frequency calculation out of
198 instruction walk. Convert from a forwards scan to a backwards scan.
199 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
200 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
201 (create_allocno_live_ranges): Don't create regs_set.
203 2008-09-04 Ian Lance Taylor <iant@google.com>
205 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
207 * calls.c (emit_library_call_value_1): Use MEM_P rather than
208 comparing MODE with MEM.
209 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
210 comparing with GF_PREDICT_TAKEN.
211 (gimple_get_lhs): Change code to enum gimple_code.
212 (gimple_set_lhs): Likewise.
213 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
214 * omp-low.c (find_omp_clause): Change kind parameter to enum
216 * tree-flow.h (find_omp_clause): Update declaration.
217 * regrename.c (clear_dead_regs): Change kind parameter to enum
219 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
221 * see.c (see_get_extension_data): Change return type to enum
222 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
223 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
224 (see_gen_normalized_extension): Change extension_code parameter to
226 (see_seek_pre_extension_expr): Change extension_code to enum
228 (see_merge_one_def_extension): Likewise.
229 (see_handle_relevant_defs): Likewise.
230 (see_handle_relevant_uses): Likewise.
231 (see_analyze_one_def): Likewise.
232 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
233 GIMPLE_ASM rather than ASM_EXPR.
234 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
235 GIMPLE_RETURN rather than RETURN_EXPR.
236 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
237 (evaluate_stmt): Likewise.
238 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
239 to enum vect_relevant.
240 (vect_mark_stmts_to_be_vectorized): Change assertion to not
241 compare gimple codes with tree codes.
243 2008-09-04 Paul Brook <paul@codesourcery.com>
245 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
247 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
249 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
250 pointer check lost in the recent no-unit-at-a-time patch.
252 2008-09-04 Jan Hubicka <jh@suse.cz>
255 * tree-switch-conversion.c (check_final_bb): Accept only IP
258 2008-09-04 Jan Hubicka <jh@suse.cz>
260 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
262 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
263 using_ranges argument.
264 (vrp_evaluate_conditional): Avoid bogus warning for type range.
265 (vrp_visit_cond_stmt): Update call of
266 vrp_evaluate_conditional_warnv_with_ops
268 2008-09-04 Jan Hubicka <jh@suse.cz>
270 PR tree-optimization/37345
271 PR tree-optimization/37358
272 PR tree-optimization/37357
273 * tree.c (build_function_type_skip_args): Build distinct type copy;
275 (build_function_decl_skip_args): Set type of new decl not orig decl;
276 clear DECL_VINDEX for methods turned into functions.
278 2008-09-04 Nick Clifton <nickc@redhat.com>
280 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
282 * configure: Regenerate.
283 * config.in: Regenerate.
284 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
285 alignment field, if it is supported.
287 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
289 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
292 2008-09-03 David Edelsohn <edelsohn@gnu.org>
294 * config/rs6000/rs6000.c (processor_target_table): Do not
295 enable VMX for POWER6.
297 2008-09-03 Anton Blanchard <anton@samba.org>
299 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
300 emit memory barrier before operation.
302 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
305 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
306 default_elf_asm_output_external.
308 2008-09-03 Jeff Law <law@redhat.com>
310 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
312 2008-09-03 Richard Henderson <rth@redhat.com>
314 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
315 memory barrier to below the test-and-set.
316 (alpha_split_lock_test_and_set_12): Likewise.
318 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
322 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
325 * ira-color.c (print_loop_title): Use all_allocnos.
326 (color_pass): Ditto. Don't add border_allocnos. Check that
327 subloop allocno in the correspdoning bitmap all_allocnos.
329 * ira-emit.c (change_loop): Use all_allocnos.
331 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
333 (ira_create_allocno): Set up all_allocnos bit for the created
335 (create_cap_allocno): Remove setting mentioned_allocnos.
336 (create_insn_allocnos): Ditto.
337 (remove_unnecessary_allocnos): Use all_allocnos.
338 (check_allocno_creation): Check that allocnos are in the
339 corresponding bitmap all_allocnos.
341 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
345 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
346 (process_regs_for_copy): Process subregs. Refine check when cost
347 is taken into account in ira-costs.c.
348 (process_reg_shuffles): Use REG_SUBREG_P.
349 (add_insn_allocno_copies): Ditto. Ignore modes.
351 * ira-color.c (conflict_allocno_vec): New.
352 (COST_HOP_DIVISOR): New macro.
353 (update_copy_costs_1): Use it.
354 (update_conflict_hard_regno_costs): New function.
355 (assign_hard_reg): Use it.
356 (ira_color): Allocate and free conflict_allocno_vec.
358 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
362 * ira-int.h (ira_sort_insn_chain): Remove.
364 * ira.c (basic_block_order_nums, chain_insn_order,
365 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
366 (ira): Don't call ira_sort_insn_chain.
368 * reload1.c (reload): Don't call ira_sort_insn_chain.
370 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
373 * cgraphunit.c (update_call_expr): Remove eh regions from statements
374 which become non throw.
375 (cgraph_function_versioning): Also clear DECL_WEAK. Call
376 update_call_expr after updating the flags on the decl.
378 2008-09-03 Jan Hubicka <jh@suse.cz>
380 PR tree-optimization/37315
381 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
382 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
383 (cgraph_analyze_functions): Use node->analyzed
384 (cgraph_mark_functions_to_output): Likewise.
385 (cgraph_expand_function): All functions can be released after
387 (cgraph_optimize): Use gimple_has_body_p.
388 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
389 (cgraph_decide_inlining_incrementally): Likewise.
390 (inline_transform): Inline transform.
391 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
393 (inlinable_function_p): Drop gimple_body check.
394 (expand_call_inline): Use gimple_has_body_p.
395 * gimple.c (gimple_has_body_p): New.
396 * gimple.h (gimple_has_body_p): Add prototype.
397 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
398 (dump_function_to_file): Use gimple_has_body_p check.
400 2008-09-03 Jakub Jelinek <jakub@redhat.com>
403 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
405 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
407 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
409 From Michael Frysinger <michael.frysinger@analog.com>
410 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
411 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
414 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
417 * doc/extend.texi: Document picoChip builtin functions.
418 * doc/invoke.texi: Document picoChip options.
419 * doc/contrib.texi: Add picoChip contribution.
420 * doc/md.texi: Document picoChip constraints.
421 * config.gcc: Add picochip-*-*.
422 * config/picochip/: Add new port.
424 2008-09-03 Richard Guenther <rguenther@suse.de>
426 PR tree-optimization/37328
427 * tree-sra.c (sra_build_assignment): Gimplify properly.
428 (generate_copy_inout): Take the correct stmt as definition,
431 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
433 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
436 From Michael Frysinger <michael.frysinger@analog.com>
437 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
439 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
441 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
443 (__gthread_setspecific): Revert 2008-08-31 change to
444 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
447 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
449 * diagnostic.c (error_at): New.
450 * toplev.h (error_at): New prototype.
451 * c-typeck.c (build_array_ref): Call error_at instead of error.
452 Pass location to pedwarn.
454 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
456 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
458 2008-09-02 Jakub Jelinek <jakub@redhat.com>
460 * dwarf2out.c (tree_add_const_value_attribute): Only handle
461 VAR_DECL and CONST_DECL.
463 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
464 Jakub Jelinek <jakub@redhat.com>
466 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
467 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
468 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
469 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
470 Don't set ix86_save_varrargs_registers.
471 (ix86_setup_incoming_varargs): Assume cum != NULL.
472 (ix86_va_start): Check ix86_varargs_gpr_size and
473 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
474 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
475 from frame pointer if ix86_varargs_gpr_size == 0.
476 (ix86_compute_frame_layout): Updated.
477 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
478 (ix86_varargs_gpr_size): Define.
479 (ix86_varargs_fpr_size): Likewise.
480 (machine_function): Remove save_varrargs_registers.
481 Add varargs_gpr_size and varargs_fpr_size.
483 2008-09-02 Jakub Jelinek <jakub@redhat.com>
485 * config/alpha/alpha.c (va_list_skip_additions,
486 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
487 (alpha_gimplify_va_arg): Call unshare_expr on second use of
490 PR tree-optimization/36766
491 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
492 for already removed basic blocks.
495 * real.c (real_maxval): Clear a lower bit to make real_maxval
496 match get_max_float for IBM long double format.
498 2008-09-02 Andreas Schwab <schwab@suse.de>
500 * configure.ac: Use m4_quote to quote the expansion of m4_do.
501 * configure: Regenerate.
503 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
505 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
506 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
507 checking for a non-VOID CONSTANT_P.
509 2008-09-02 Jan Hubicka <jh@suse.cz>
511 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
512 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
514 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
516 * expr.c (emit_group_store): Don't assert stack temp mode size.
518 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
519 Tobias Grosser <grosser@fim.uni-passau.de>
520 Jan Sjodin <jan.sjodin@amd.com>
521 Harsha Jagasia <harsha.jagasia@amd.com>
522 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
523 Konrad Trifunovic <konrad.trifunovic@inria.fr>
524 Adrien Eliche <aeliche@isty.uvsq.fr>
526 Merge from graphite branch.
529 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
530 * doc/invoke.texi (-floop-block, -floop-interchange,
531 -floop-strip-mine): Document new flags.
532 * tree-into-ssa.c (gimple_vec): Moved...
533 * tree-loop-distribution.c (rdg_component): Moved...
534 * cfgloopmanip.c: Include tree-flow.h.
535 (update_dominators_in_loop): New.
536 (create_empty_if_region_on_edge): New.
537 (create_empty_loop_on_edge): New.
538 (loopify): Use update_dominators_in_loop.
539 * tree-pass.h (pass_graphite_transforms): Declared.
540 * configure: Regenerate.
541 * tree-phinodes.c (make_phi_node): Export.
542 (add_phi_node_to_bb): New, split from create_phi_node.
543 * tree-chrec.c (for_each_scev_op): New.
544 * tree-chrec.h (for_each_scev_op): Declared.
545 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
546 (remove_statement): Call get_phi_with_result.
547 * config.in (HAVE_cloog): Undef.
548 * gdbinit.in (pgg): New.
549 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
550 * tree-ssa-loop.c (graphite_transforms): New.
551 (gate_graphite_transforms): New.
552 (pass_graphite_transforms): New.
553 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
554 HAVE_cloog): Defined.
555 * tree-vectorizer.c (rename_variables_in_bb): Export.
556 * tree-data-ref.c (dr_may_alias_p): Export.
557 (stmt_simple_memref_p): New.
558 (find_data_references_in_stmt): Export.
559 (find_data_references_in_loop): Export.
560 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
561 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
562 (create_rdg_vertices): Export.
563 (build_empty_rdg): New.
564 (build_rdg): Call build_empty_rdg. Free dependence_relations.
565 * tree-data-ref.h (rdg_component): ... here.
567 (struct data_reference): Add a field scop.
569 (find_data_references_in_loop): Declared.
570 (find_data_references_in_stmt): Declared.
571 (create_rdg_vertices): Declared.
572 (dr_may_alias_p): Declared.
573 (stmt_simple_memref_p): Declared.
574 (struct rdg_edge): Add a field ddr_p relation.
575 (build_empty_rdg): Declared.
576 * lambda.h (lambda_matrix): Declare a VEC of.
577 (find_induction_var_from_exit_cond): Declared.
578 (lambda_vector_compare): New.
579 * common.opt (fgraphite, floop-strip-mine,
580 floop-interchange, floop-block): New flags.
581 * lambda-code.c (find_induction_var_from_exit_cond): Export.
582 * cfgloop.c (is_loop_exit): New.
583 * cfgloop.h (is_loop_exit): Declared.
584 (create_empty_if_region_on_edge): Declared.
585 (create_empty_loop_on_edge): Declared.
586 * tree-flow.h (add_phi_node_to_bb): Declared.
587 (make_phi_node): Declared.
588 (rename_variables_in_bb): Declared.
589 (perfect_loop_nest_depth): Declared.
590 (graphite_transform_loops): Declared.
591 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
592 (graphite.o-warn): Add -Wno-error.
593 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
594 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
595 (INCLUDES): Add PPLINC, CLOOGINC.
596 (OBJS-common): Add graphite.o.
597 (graphite.o): Add rule.
598 * gimple.h (gimple_vec): ... here.
599 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
600 * passes.c (init_optimization_passes): Schedule
601 pass_graphite_transforms.
603 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
606 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
607 and -fno-toplevel-reorder after handle_options.
609 2008-09-02 Paul Brook <paul@codesourcery.com>
611 * config/arm/arm.c (arm_tune_cortex_a9): Define.
612 (arm_override_options): Set arm_tune_cortex_a9.
613 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
614 (arm_issue_rate): Handle cortexa9.
615 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
616 * config/arm/arm-cores.def: Add cortex-a9.
617 * config/arm/arm-tune.md: Regenerate.
618 * config/arm/arm.md: Include cortex-a9.md.
619 (generic_sched, generic_vfp): Add cortexa9.
620 * config/arm/cortex-a9.md: New file.
622 2008-09-02 Richard Guenther <rguenther@suse.de>
624 PR tree-optimization/37327
625 * tree-vrp.c (register_new_assert_for): Make sure to not have
626 TREE_OVERFLOW set on the bound.
628 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
630 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
632 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
633 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
636 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
638 * gcc/config/spu/spu.md (divdf3): Removed.
640 2008-09-02 Jakub Jelinek <jakub@redhat.com>
642 PR tree-optimization/37095
643 * cgraph.c (cgraph_node): When creating new cgraph node after
644 assembler_name_hash has been populated, record it in the hash
647 2008-09-01 Paul Brook <paul@codesourcery.com>
649 * doc/invoke.texi: Document -mword-relocations.
650 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
651 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
652 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
653 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
654 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
655 (arm_emit_movpair): New function.
656 (arm_print_operand <c>): Handle sybolic addresses.
657 * config/arm/arm.h (TARGET_USE_MOVT): Define.
658 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
659 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
660 * config/arm/arm.opt: Add -mword-relocations.
661 * config/arm/arm.md (movsi): Use arm_emit_movpair.
662 (arm_movt, arm_movw): New.
664 2008-09-01 Paul Brook <paul@codesourcery.com>
666 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
667 Allow Interworking on ARMv4 EABI based targets.
668 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
669 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
671 2008-09-01 Paul Brook <paul@codesourcery.com>
673 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
674 optimized LT0 test. Remove optimization for GT.
676 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
678 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
680 * pa-hpux11.h (LIB_SPEC): Likewise.
682 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
685 2008-09-01 Jan Hubicka <jh@suse.cz>
687 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
688 present, use only counts; when guessed use only frequencies.
689 (estimate_bb_frequencies): Use function_frequency.
690 * profile.c (compute_branch_probabilities): Exit early when
691 profile reading failed. Set profile_status.
692 (branch_prob): Do not set profile_status.
694 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
696 * tree.c (protected_set_expr_location): New.
697 * tree.h (protected_set_expr_location): New prototype.
698 * c-tree.h (build_array_ref): Add argument.
699 (parser_build_unary_op): Same.
700 * c-typeck.c (build_indirect_ref): Handle new location argument.
701 (build_array_ref): Same.
702 (parser_build_unary_op): Same.
703 * gimplify.c (gimplify_asm_expr): Set input_location before calling
705 * c-omp.c (c_finish_omp_atomic): Pass location when calling
707 * c-common.c (finish_label_address_expr): Handle new location
709 * c-common.h (build_indirect_ref): Add argument.
710 (finish_label_address_expr): Same.
711 * c-parser.c (c_parser_unary_expression): Pass location to build
713 (c_parser_postfix_expression): Same.
715 2008-09-01 Paul Brook <paul@codesourcery.com>
717 * config/arm/arm.md: Include cortex-r4f.md.
718 (attr fpu): Update type list.
719 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
720 fconstd, fcmps and fcmpd.
721 (attr tune_cortexr4): Define.
722 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
723 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
724 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
725 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
726 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
728 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
729 cortex_a8_vfp_farith: Ditto.
730 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
731 * config/arm/cortex-r4.md: Use tune_cortexr4.
732 * config/arm/cortex-r4f.md: New file.
734 2008-09-01 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/37305
737 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
738 the result of constant conversions.
739 (fold_gimple_assign): Likewise.
741 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
743 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
744 #ifdef ENABLE_CHECKING.
746 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
748 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
749 * sched-int.h (print_insn, print_pattern, print_value): Declare also
750 when !INSN_SCHEDULING.
752 2008-09-01 Andreas Schwab <schwab@suse.de>
754 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
756 2008-09-01 Paul Brook <paul@codesourcery.com>
758 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
760 2008-09-01 Jan Hubicka <jh@suse.cz>
762 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
764 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
765 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
766 * gimplify.c (gimplify_init_constructor): Add speed operand.
767 * tree-sra.c (decide_block_copy): Likewise.
768 * tree-inline.c (estimate_move_cost): Likewise.
769 * config/alpha/alpha.h (MOVE_RATIO): Update.
770 * config/frv/frv.c (MOVE_RATIO): Update.
771 * config/spu/spu.h (MOVE_RATIO): Update.
772 * config/sparc/sparc.h (MOVE_RATIO): Update.
773 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
774 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
775 * config/cris/cris.h (MOVE_RATIO): Update.
776 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
777 * config/arm/arm.h (MOVE_RATIO): Update.
778 * config/pa/pa.md: Update uses of MOVE_RATIO
779 * config/pa/pa.h (MOVE_RATIO): Update.
780 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
781 * config/h8300/h8300.h (MOVE_RATIO): Update.
782 * config/v850/v850.h (MOVE_RATIO): Update.
783 * config/bfin/bfin.h (MOVE_RATIO): Update.
785 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
786 Dmitry Melnik <dm@ispras.ru>
787 Dmitry Zhurikhin <zhur@ispras.ru>
788 Alexander Monakov <amonakov@ispras.ru>
789 Maxim Kuvyrkov <maxim@codesourcery.com>
791 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
792 sel-sched-dump.c, sel-sched-ir.c: New files.
793 * Makefile.in (OBJS-common): Add selective scheduling object
795 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
796 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
797 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
798 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
799 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
800 (make_forwarder_block): Update loop latch if we have redirected
802 * cfgloop.c (get_loop_body_in_custom_order): New function.
803 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
804 (CP_FALLTHRU_PREHEADERS): Likewise.
805 (get_loop_body_in_custom_order): Declare.
806 * cfgloopmanip.c (has_preds_from_loop): New.
807 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
808 Assert that the preheader edge will be fall thru when it is set.
809 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
810 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
811 fsel-sched-substitution, fselective-scheduling): New flags.
812 * cse.c (hash_rtx_cb): New.
814 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
815 sel_sched_insn_cnt): New counters.
816 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
817 * genattr.c (main): Output maximal_insn_latency prototype.
818 * genautomata.c (output_default_latencies): New. Factor its code from ...
819 (output_internal_insn_latency_func): ... here.
820 (output_internal_maximal_insn_latency_func): New.
821 (output_maximal_insn_latency_func): New.
822 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
823 (struct hard_reg_set_iterator): New.
824 (hard_reg_set_iter_init, hard_reg_set_iter_set,
825 hard_reg_set_iter_next): New functions.
826 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
827 * lists.c (remove_free_INSN_LIST_node,
828 remove_free_EXPR_LIST_node): New functions.
829 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
830 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
831 (loop_optimizer_finalize): Do not verify flow info after reload.
832 * recog.c (validate_replace_rtx_1): New parameter simplify.
833 Default it to true. Update all uses. Factor out simplifying
835 (simplify_while_replacing): ... this new function.
836 (validate_replace_rtx_part,
837 validate_replace_rtx_part_nosimplify): New.
838 * recog.h (validate_replace_rtx_part,
839 validate_replace_rtx_part_nosimplify): Declare.
840 * rtl.c (rtx_equal_p_cb): New.
841 (rtx_equal_p): Use it.
842 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
843 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
844 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
845 * vecprim.h: Add a vector type for unsigned int.
846 * haifa-sched.c: Include vecprim.h and cfgloop.h.
847 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
848 ready_try, cycle_issued_insns, spec_info): Make global.
849 (readyp): Initialize.
850 (dfa_lookahead): New global variable.
851 (old_max_uid, old_last_basic_block): Remove.
852 (h_i_d): Make it a vector.
853 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
855 (after_recovery, adding_bb_to_current_region_p):
856 New variables to handle correct insertion of the recovery code.
857 (struct ready_list): Move declaration to sched-int.h.
858 (rgn_n_insns): Removed.
859 (rtx_vec_t): Move to sched-int.h.
860 (find_insn_reg_weight): Remove.
861 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
862 (haifa_init_h_i_d, haifa_finish_h_i_d):
863 New functions to initialize / finalize haifa instruction data.
864 (extend_h_i_d, init_h_i_d): Rewrite.
865 (unlink_other_notes): Move logic to add_to_note_list. Handle
867 (ready_lastpos, ready_element, ready_sort, reemit_notes,
868 find_fallthru_edge): Make global, remove static prototypes.
869 (max_issue): Make global. Add privileged_n and state parameters. Use
871 (extend_global, extend_all): Removed.
872 (init_before_recovery): Add new param. Fix the handling of the case
873 when we insert a recovery code before the EXIT which has a predecessor
874 with a fallthrough edge to it.
875 (create_recovery_block): Make global. Rename to
876 sched_create_recovery_block. Update.
877 (change_pattern): Rename to sched_change_pattern. Make global.
878 (speculate_insn): Rename to sched_speculate_insn. Make global.
879 Split haifa-specific functionality into ...
880 (haifa_change_pattern): New static function.
881 (sched_extend_bb): New static function.
882 (sched_init_bbs): New function.
883 (current_sched_info): Change type to struct haifa_sched_info.
884 (insn_cost): Adjust for selective scheduling.
885 (dep_cost_1): New function. Move logic from ...
886 (dep_cost): ... here.
887 (dep_cost): Use dep_cost_1.
888 (contributes_to_priority_p): Use sched_deps_info instead of
890 (priority): Adjust to work with selective scheduling. Process the
891 corner case when all dependencies don't contribute to priority.
892 (rank_for_schedule): Use ds_weak instead of dep_weak.
893 (advance_state): New function. Move logic from ...
894 (advance_one_cycle): ... here.
895 (add_to_note_list, concat_note_lists): New functions.
896 (rm_other_notes): Make static. Adjust for selective scheduling.
897 (remove_notes, restore_other_notes): New functions.
898 (move_insn): Add two arguments. Update assert. Don't call
900 (choose_ready): Remove lookahead variable, use dfa_lookahead.
901 Remove more_issue, max_points. Move the code to initialize
902 max_lookahead_tries to max_issue.
903 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
904 ready. Adjust use of move_insn. Call restore_other_notes.
906 (sched_init, sched_finish): Move Haifa-specific initialization/
908 (haifa_sched_init, haifa_sched_finish): ... respectively.
910 (setup_sched_dump): New function.
911 (haifa_init_only_bb): New static function.
912 (haifa_speculate_insn): New static function.
913 (try_ready): Use haifa_* instead of speculate_insn and
915 (extend_ready, extend_all): Remove.
916 (sched_extend_ready_list, sched_finish_ready_list): New functions.
917 (create_check_block_twin, add_to_speculative_block): Use
918 haifa_insns_init instead of extend_global. Update to use new
919 initialization functions. Change parameter. Factor out code from
920 create_check_block_twin to ...
921 (sched_create_recovery_edges) ... this new function.
923 (sched_scan_info): New.
924 (extend_bb): Use sched_scan_info.
925 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
926 static functions for walking through scheduling region.
927 (sched_luids): New vector variable to replace uid_to_luid.
928 (luids_extend_insn): New function.
929 (sched_max_luid): New variable.
930 (luids_init_insn): New function.
931 (sched_init_luids, sched_finish_luids): New functions.
932 (insn_luid): New debug function.
933 (sched_extend_target): New function.
934 (haifa_init_insn): New static function.
935 (sched_init_only_bb): New hook.
936 (sched_split_block): New hook.
937 (sched_split_block_1): New function.
938 (sched_create_empty_bb): New hook.
939 (sched_create_empty_bb_1): New function.
940 (common_sched_info, ready): New global variables.
941 (current_sched_info_var): Remove.
942 (move_block_after_check): Use common_sched_info.
943 (haifa_luid_for_non_insn): New static function.
944 (init_before_recovery): Use haifa_init_only_bb instead of
946 (increase_insn_priority): New.
947 * modulo-sched.c: (issue_rate): Remove static declaration.
948 (sms_sched_info): Change type to haifa_sched_info.
949 (sms_sched_deps_info, sms_common_sched_info): New variables.
950 (setup_sched_infos): New.
951 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
952 Do not call regstat_free_calls_crossed.
953 (sms_print_insn): Use const_rtx.
954 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
955 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
956 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
957 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
958 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
959 current_sched_info to use it.
960 (enum reg_pending_barrier_mode): Move to sched-int.h.
961 (h_d_i_d): New variable. Initialize to NULL.
962 ({true, output, anti, spec, forward}_dependency_cache): Initialize
964 (estimate_dep_weak): Remove static declaration.
965 (sched_has_condition_p): New function. Adjust users of
966 sched_get_condition to use it instead.
967 (conditions_mutex_p): Add arguments indicating which conditions are
969 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
970 argument to indicate whether returned condition is reversed. Do not
971 generate new rtx when condition should be reversed; indicate it by
972 setting new argument instead.
973 (add_dependence_list_and_free): Add deps parameter.
974 Update all users. Do not free dependence list when
975 deps context is readonly.
976 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
978 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
979 (remove_from_deps): New. Use the above functions.
980 (cur_insn, can_start_lhs_rhs_p): New static variables.
981 (add_or_update_back_dep_1): Initialize present_dep_type.
982 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
983 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
984 haifa_note_dep): New functions implementing dependence hooks for
986 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
987 note_dep): New functions.
988 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
990 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
991 (free_deps): Initialize deps->reg_last.
992 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
993 sched_analyze_insn): Update to use dependency hooks infrastructure
994 and readonly contexts.
995 (deps_analyze_insn): New function. Move part of logic from ...
996 (sched_analyze): ... here. Also move some logic to ...
997 (deps_start_bb): ... here. New function.
998 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1000 (sched_deps_init): New function. Move code from ...
1001 (init_dependency_caches): ... here. Remove.
1002 (init_deps_data_vector): New.
1003 (sched_deps_finish): New function. Move code from ...
1004 (free_dependency_caches): ... here. Remove.
1005 (init_deps_global, finish_deps_global): Adjust for use with
1006 selective scheduling.
1007 (get_dep_weak): Move logic to ...
1008 (get_dep_weak_1): New function.
1009 (ds_merge): Move logic to ...
1010 (ds_merge_1): New static function.
1011 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1012 (ds_get_max_dep_weak): New function.
1013 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1014 (n_insns): Rename to rgn_n_insns.
1015 (debug_ebb_dependencies): New function.
1016 (init_ready_list): Use it.
1017 (begin_schedule_ready): Use sched_init_only_bb.
1018 (ebb_print_insn): Indicate when an insn starts a new cycle.
1019 (contributes_to_priority, compute_jump_reg_dependencies,
1020 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1021 (add_block1): Remove to ebb_add_block.
1022 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1023 (schedule_ebb): Initialize them. Use remove_notes instead of
1024 rm_other_notes. Use haifa_local_init/finish.
1025 (schedule_ebbs): Use haifa_sched_init/finish.
1026 * sched-int.h: Include vecprim.h, remove rtl.h.
1027 (struct ready_list): Delete declaration.
1028 (sched_verbose_param, enum sched_pass_id_t,
1029 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1030 (struct sched_scan_info_def): New structure.
1031 (sched_scan_info, sched_scan, sched_init_bbs,
1032 sched_init_luids, sched_finish_luids, sched_extend_target,
1033 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1034 (struct common_sched_info_def): New.
1035 (common_sched_info, haifa_common_sched_info,
1036 sched_emulate_haifa_p): Declare.
1038 (sched_luids): Declare.
1039 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1040 (sched_max_luid, insn_luid): Declare.
1041 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1042 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1043 print_insn, print_pattern, print_value, haifa_classify_insn,
1044 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1045 setup_sched_dump, sched_init, sched_finish,
1046 sel_insn_is_speculation_check): Export.
1047 (struct ready_list): Move from haifa-sched.c.
1048 (ready_try, ready, max_issue): Export.
1049 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1050 sched_init_only_bb, sched_split_block, sched_split_block_1,
1051 sched_create_empty_bb, sched_create_empty_bb_1,
1052 sched_create_recovery_block, sched_create_recovery_edges): Export.
1053 (enum reg_pending_barrier_mode): Export.
1054 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1056 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1057 print_insn field. Move add_block and fix_recovery_cfg to
1058 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1059 (struct sched_deps_info_def): ... this new structure.
1060 (sched_deps_info): Declare.
1061 (struct spec_info_def): Remove weakness_cutoff, add
1062 data_weakness_cutoff and control_weakness_cutoff.
1063 (spec_info): Declare.
1064 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1066 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1067 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1068 (current_sched_info): Change type to struct haifa_sched_info.
1069 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1070 (h_d_i_d): New variable.
1071 (HDID): New accessor macro.
1072 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1073 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1075 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1076 (enum SCHED_FLAGS): Update for selective scheduler.
1077 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1078 (init_dependency_caches, free_dependency_caches): Delete declarations.
1079 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1080 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1081 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1082 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1083 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1085 (rm_other_notes): Delete declaration.
1086 (schedule_block): Remove one argument.
1087 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1088 ready_element, ready_lastpos, sched_extend_ready_list,
1089 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1090 concat_note_lists): Export.
1091 (struct region): Move from sched-rgn.h.
1092 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1093 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1094 BLOCK_TO_BB, CONTAINING_RGN): Export.
1095 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1096 (current_nr_blocks, current_blocks, target_bb): Likewise.
1097 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1098 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1099 sched_rgn_local_init, extend_regions,
1100 rgn_make_new_region_out_of_new_block, compute_priorities,
1101 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1102 extend_rgns, deps_join rgn_setup_common_sched_info,
1103 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1104 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1105 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1106 increase_insn_priority): Likewise.
1107 * sched-rgn.c: Include sel-sched.h.
1108 (ref_counts): New static variable. Use it ...
1109 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1110 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1111 (sched_is_disabled_for_current_region_p): Delete static declaration.
1112 (struct region): Move to sched-int.h.
1113 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1114 ebb_head): Define and initialize.
1115 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1116 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1117 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1119 (find_single_block_region): Add new argument to indicate that EBB
1120 regions should be constructed.
1121 (debug_live): Delete declaration.
1122 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1123 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1125 (init_regions): Delete declaration.
1126 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1127 rgn_estimate_number_of_insns): New.
1128 (too_large): Use estimate_number_of_insns.
1129 (haifa_find_rgns): New. Move the code from ...
1130 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1131 (free_trg_info): New.
1132 (compute_trg_info): Allocate candidate tables here instead of ...
1133 (init_ready_list): ... here.
1134 (rgn_print_insn): Use const_rtx.
1135 (contributes_to_priority, extend_regions): Delete static declaration.
1136 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1137 (add_block1): Rename to rgn_add_block.
1138 (debug_rgn_dependencies): Delete static qualifier.
1139 (new_ready): Use sched_deps_info. Simplify.
1140 (rgn_common_sched_info, rgn_const_sched_deps_info,
1141 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1142 (region_sched_info): Rename to rgn_const_sched_info.
1143 (deps_join): New, extracted from ...
1144 (propagate_deps): ... here.
1145 (compute_block_dependences, debug_dependencies): Update for selective
1147 (free_rgn_deps, compute_priorities): New functions.
1148 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1149 sched_rgn_compute_dependencies): New functions.
1150 (schedule_region): Use them.
1151 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1152 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1154 (schedule_insns): Call new functions that were split out.
1155 (rgn_make_new_region_out_of_new_block): New.
1156 (get_rgn_sched_max_insns_priority): New.
1157 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1158 scheduling when appropriate.
1159 * sched-vis.c: Include insn-attr.h.
1160 (print_value, print_pattern): Make global.
1161 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1162 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1163 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1164 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1165 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1166 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1167 hooks. Initialize them to 0.
1168 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1169 * target.h (struct gcc_target): Add them. Rename gen_check field to
1171 * flags.h (sel_sched_switch_set): Declare.
1172 * opts.c (sel_sched_switch_set): New variable.
1173 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1174 pipelining is disabled from command line.
1175 (common_handle_option): Record whether selective scheduling is
1176 requested from command line.
1177 * doc/invoke.texi: Document new flags and parameters.
1178 * doc/tm.texi: Document new target hooks.
1179 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1180 (dfa_state_size): Do not declare locally.
1181 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1182 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1183 rs6000_alloc_sched_context, rs6000_set_sched_context,
1184 rs6000_free_sched_context): New functions.
1185 (struct _rs6000_sched_context): New.
1186 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1188 (rs6000_sched_finish): Do not run for selective scheduling.
1190 2008-08-31 Jan Hubicka <jh@suse.cz>
1192 * frv.c (frv_rtx_costs): Update forward declaration.
1193 * spu.c (spu_rtx_costs): Likewise.
1194 * pdp11.c: Include df.h
1195 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1196 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1197 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1198 * iq2000.c (iq2000_address_cost): Add speed argument.
1199 (iq2000_rtx_costs): Likewise.
1200 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1201 update call of mn10300_address_cost.
1202 * mcore.c: Include df.h
1203 (mcore_rtx_costs): Update prototype.
1204 * score3.c: Include df.h
1205 (score3_rtx_costs): Remove speed argument.
1206 * score7.c: Include df.h
1207 (score7_address_cost): Remove speed argument.
1208 * score-protos.h (score_address_cost): Update prototype.
1209 * score.c: Include df.h
1210 (score_rtx_costs): Update call of costs functions.
1211 * v850.c (v850_rtx_costs): Add bool argument.
1213 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1215 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1217 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1219 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1220 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1222 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1224 * mkmap-flat.awk: Add option pe_dll.
1225 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1226 * config/i386/t-cygwin (SHLIB_LC): Add.
1227 * config/i386/t-mingw32 (SHLIB_LC): Add.
1228 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1229 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1230 (LINK_SPEC): Support libgcc_s.
1231 (LIBGCC_SPEC): Support libgcc_s.
1232 (LIBGCC_SONAME): New.
1234 2008-08-31 Jan Hubicka <jh@suse.cz>
1236 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1237 mistakely had old version of patch.
1239 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1240 (ipcp_estimate_growth): New.
1241 (ipcp_insert_stage): Use ipcp_estimate_growth.
1242 * profile.c (branch_prob): When reading failed, do not consider
1245 2008-08-31 Jan Hubicka <jh@suse.cz>
1247 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1248 loop is optimized for speed.
1250 2008-08-31 Richard Guenther <rguenther@suse.de>
1253 * fold-const.c (fold_binary): Retain conversions in folding
1256 2008-08-31 Jan Hubicka <jh@suse.cz>
1258 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1259 * predict.c (maybe_hot_frequency_p): Make inline.
1260 (maybe_hot_count_p): Break out from ...
1261 (maybe_hot_bb_p): ... this one.
1262 (maybe_hot_edge_p): Simplify.
1263 * basic-block.h (probably_cold_bb_p): Remove.
1265 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1268 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1270 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1271 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1272 Also split V4SFmode.
1273 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1276 2008-08-31 Jan Hubicka <jh@suse.cz>
1278 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1280 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1282 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1285 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1288 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1289 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1291 2008-08-31 Jan Hubicka <jh@suse.cz>
1293 * sparc.h (BRANCH_COST): Fix macro definition.
1294 * avr.c (avr_operand_rtx_cost): Add speed argument.
1295 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1297 2008-08-31 Richard Guenther <rguenther@suse.de>
1299 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1300 types instead of operands. Re-instantiate verifying of
1301 binary expression operands.
1303 2008-08-30 Jan Hubicka <jh@suse.cz>
1305 * fwprop.c (should_replace_address): Add speed attribute.
1306 (PR_OPTIMIZE_FOR_SPEED): New flag.
1307 (propagate_rtx_1): Use it.
1308 (propagate_rtx): Set it.
1309 (try_fwprop_subst): Update call of rtx_costs.
1310 (forward_propagate_and_simplify): LIkewise.
1311 * hooks.c (hook_int_rtx_bool_0): New
1312 (hook_bool_rtx_int_int_intp_false): Replace by ...
1313 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1314 * hooks.h (hook_int_rtx_bool_0): New
1315 (hook_bool_rtx_int_int_intp_false): Replace by ...
1316 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1317 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1318 (prepare_cmp_insn): UPdate call of rtx_cost.
1319 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1320 (reload_cse_simplify_operands): Update call of rtx_cost.
1321 (reload_cse_move2add): call of rtx_cost.
1322 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1323 * rtlanal.c (rtx_cost): Add speed argument.
1324 (address_cost): Add speed argument
1325 (default_address_cost): Likewise.
1326 (insn_rtx_cost): Likewise.
1327 * cfgloopanal.c (seq_cost): Add speed argument.
1328 (target_reg_cost, target_spill_cost): Turn to array.
1329 (init_set_costs): Update for speed.
1330 (estimate_reg_pressure_cost): Add speed argument.
1331 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1332 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1333 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1334 (seq_cost): Add speed argument.
1335 (computation_cost): Add speed arugment.
1336 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1337 (force_expr_to_var_cost): Update for profile info.
1338 (force_var_cost): Likewise.
1339 (split_address_cost): Likewise.
1340 (ptr_difference_cost): Likewise.
1341 (difference_cost): Likewise.
1342 (get_computation_cost_at): Likewise.
1343 (determine_iv_cost): Likewise.
1344 (ivopts_global_cost_for_size): Likewise.
1345 (rewrite_use_address): Likewise.
1346 (tree_ssa_iv_optimize_loop): Initialize speed field.
1347 * cse.c (optimize_this_for_speed_p): New static var.
1348 (notreg_cost): Update call of rtx_cost.
1349 (cse_extended_basic_block): set optimize_this_for_speed_p.
1350 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1351 (noce_try_cmove_arith): Likewise.
1352 (noce_try_sign_mask): LIkewise.
1353 * expr.c (compress_float_constant): Update rtx_cost calls.
1354 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1355 (addr_to_parts): Likewise.
1356 (create_mem_ref): Likewise.
1357 * dse.c (find_shift_sequence): Add speed argument.
1358 (replace_read): Update call.
1359 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1360 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1361 * neg_cost, shift_cost, shiftadd_cost,
1362 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1363 mul_highpart_cost): Increase dimension.
1364 (init_expmed): Initialize for both size and speed.
1365 (expand_shift): Use profile.
1366 (synth_mult): Use profile.
1367 (choose_mult_variant): Use profile.
1368 (expand_mult): Use profile.
1369 (expand_mult_highpart_optab): Use profile.
1370 (expand_mult_highpart): Use profile.
1371 (expand_smod_pow2): Use profile.
1372 (expand_divmod): Use profile.
1373 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1374 * loop-invariant.c (create_new_invariant): Use profile.
1375 (gain_for_invariant): Add speed parameter.
1376 (best_gain_for_invariant): Likewise.
1377 (find_invariants_to_move): Likewise.
1378 (move_single_loop_invariants): Set it.
1379 * target-def.h (TARGET_RTX_COSTS): Use hook.
1380 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1381 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1382 * output.h (default_address_cost): Update prototype.
1383 * combine.c (optimize_this_for_speed_p): New static var.
1384 (combine_validate_cost): Update call of rtx_cost.
1385 (combine_instructions): Set optimize_this_for_speed_p.
1386 (expand_compound_operation): Update call of rtx_cost.
1387 (make_extraction):Update call of rtx_cost.
1388 (force_to_mode):Update call of rtx_cost.
1389 (distribute_and_simplify_rtx):Update call of rtx_cost.
1390 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1391 (estimate_reg_pressure_cost): Update prototype.
1392 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1393 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1395 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1396 (alpha_rtx_costs): Update.
1397 * config/frv/frv.c (frv_rtx_costs): Update.
1398 * config/s390/s390.c (s390_rtx_costs): Update.
1399 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1400 (m32c_rtx_costs): Update.
1401 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1402 (spu_rtx_costs): Update.
1403 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1404 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1405 * config/i386/i386.c (:ix86_address_cost): Update.
1406 (ix86_rtx_costs): Update.
1407 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1408 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1409 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1410 * config/crx/crx.c (crx_address_cost): Update.
1411 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1412 * config/stormy16/stormy16.c
1413 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1414 * config/m68hc11/m68hc11.c
1415 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1416 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1417 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1418 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1419 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1420 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1421 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1422 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1423 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1424 (mcore_rtx_costs): update.
1425 * config/score/score3.c (score3_rtx_costs): Update.
1426 * config/score/score7.c (score7_rtx_costs): Update.
1427 * config/score/score3.h (score3_rtx_costs):Update.
1428 * config/score/score7.h (score7_rtx_costs): Update.
1429 * config/score/score.c (score_rtx_costs): Update.
1430 * config/arm/arm.c (arm_address_cost): Update.
1431 (arm_rtx_costs_1): Update.
1432 (arm_rtx_costs_1): Update.
1433 (arm_size_rtx_costs): Update.
1434 (arm_size_rtx_costs): Update.
1435 (arm_size_rtx_costs): Update.
1436 (arm_xscale_rtx_costs): Update.
1437 (arm_thumb_address_cost): Update.
1438 * config/pa/pa.c (hppa_address_cost): Update.
1439 * config/mips/mips.c (mips_rtx_costs): Update.
1440 * config/vax/vax.c (vax_address_cost): Update.
1441 * config/h8300/h8300.c (h8300_shift_costs): Update.
1442 (h8300_rtx_costs): Update.
1443 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1444 (v850_rtx_costs): Update.
1445 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1446 * config/bfin/bfin.c
1447 (bfin_address_cost): Update.
1448 (bfin_rtx_costs): Update.
1449 * stmt.c (lshift_cheap_p): Update.
1451 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1454 * expmed.c (extract_bit_field_1): Check the mode size to make
1455 sure the vector modes have the same size.
1457 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1459 * dojump.c (top level): Include basic-block.h to declare
1460 optimize_insn_for_speed_p
1462 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1464 * opts.h (CL_SAVE): New option class for marking options that are
1465 target specific options usable in the target attribute.
1466 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1468 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1469 can easily find the target specific options that are safe to use
1470 in the attribute or pragma.
1472 * attribs.c (decl_attributes): Change #pragma GCC option to
1473 #pragma GCC target, and attribute((option(...))) to
1474 attribute((target(...))).
1476 * doc/extend.texi (target attribute): Change from option
1477 attribute. Delete push/pop/reset.
1478 (#pragma GCC target): Change from #pragma GCC option. Delete
1480 (#pragma GCC push_options): Document new pragma.
1481 (#pragma GCC pop_options): Document new pragma.
1482 (#pragma GCC reset_options): Document new pragma.
1484 * targhooks.c (default_target_option_valid_attribute_p): Add
1485 warning about port not supporting target attributes.
1486 (default_target_option_pragma_parse): New function, warn about
1487 #pragma GCC target not being supported.
1489 * targhooks.h (default_target_option_pragma_parse): Add
1492 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1493 TI_CURRENT_OPTION_PRAGMA.
1494 (current_target_pragma): Rename from current_option_pragma.
1496 * target.h: (struct target_option): Delete booleans for changing
1497 the optimization level on hot/cold functions. Change signature of
1498 pragma_parse hook to take a second tree.
1500 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1502 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1503 that the declaration is done at global scope.
1505 * langhooks.c (add_builtin_function_common): Move most of the code
1506 from add_builtin_function here, calling the hook passed in.
1507 (add_builtin_function): Call add_builtin_function_common with
1508 standard builtin hook.
1509 (add_builtin_function_ext_scope): New function to add builtins to
1512 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1514 (add_builtin_function_ext_scope): Add declaration.
1516 * c-pragma.c (handle_pragma_target): Rename from
1517 handle_pragma_option, #pragma GCC option is now #pragma GCC
1518 target. Move warning about port not supporting target options to
1519 default pragma parse hook. Remove push/pop/reset from this
1521 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1522 (option_stack): Delete static variable.
1523 (optimize_stack): Ditto.
1524 (optons_stack): New stack of saved target and optimization
1526 (handle_pragma_push_options): New function to handle pushing both
1527 target and optimization options.
1528 (handle_pragma_pop_options): New function to handle popping both
1529 target and optimization options.
1530 (handle_pragma_reset_options): New function to handle resetting
1531 both target and optimization options to their initial state.
1532 (init_pragma): Rename handle_pragma_option to
1533 handle_pragma_target. Add support for push_options, pop_options,
1534 and reset_options pragmas.
1536 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1537 default_target_option_pragma_parse.
1538 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1539 default_target_option_valid_attribute_p.
1540 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1541 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1542 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1543 optimization level on hot/cold functions.
1545 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1546 if the caller and callee have different optimization levels.
1548 * c-common.c (handle_target_attribute): Rename from
1549 handle_option_attribute, attribute((option(...))) is now
1550 attribute((target(...))). Move warning if the port does not
1551 support target attributes to the default hook.
1552 (handle_hot_attribute): Delete code to change the optimization
1553 level of hot functions.
1554 (handle_cold_attribute): Ditto.
1556 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1557 argument that is the binary tree options to use if there are no
1558 arguments. Call ix86_valid_target_attribute_tree instead of
1559 ix86_valid_option_attribute_tree.
1560 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1561 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1562 ix86_pragma_option_parse.
1564 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1565 Rename from ix86_valid_option_attribute_tree.
1567 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1568 new builtins when the ISA changes.
1569 (ix86_valid_target_attribute_tree): Rename from
1570 ix86_valid_option_attribute_tree. Change callers. If the
1571 function specified optimization options, use those as the starting
1572 point before setting up the target attributes. If the
1573 optimization options were changed in the course of setting the
1574 target attributes, record the new optimization options.
1575 (ix86_valid_target_attribute_tree_inner_p): Rename from
1576 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1577 ix86_add_new_builtins if the ISA changed.
1578 (ix86_valid_target_attribute_p): Rename from
1579 ix86_valid_option_attribute_p. Change callers.
1580 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1581 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1582 as delayed builtin functions.
1583 (struct builtin_isa): New structure to record builtin functions
1584 that should be delayed until the ISA for that function is used.
1585 (ix86_builtins_isa): Change from int to struct to track builtin
1586 functions we want to declare at some point.
1587 (def_builtin): If the front end can delay defining the builtin
1588 functions, don't create builtins for ISAs not part of the default
1590 (def_builtin_const): Ditto.
1591 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1592 __builtin_ia32_pcmov_v2di to be different builtin functions.
1593 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1594 a structure instead of an int.
1595 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1596 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1597 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1598 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1600 * config/ia64/ia64.h
1601 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1602 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1604 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1605 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1606 (LANG_HOOKS_INITIALIZER): Add
1607 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1609 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1612 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1613 the reload address with the index register for SFmode
1614 access with a displacement.
1616 2008-08-30 Jan Hubicka <jh@suse.cz>
1618 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1619 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1620 * dojump.c (do_jump): Likewise.
1621 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1622 (note-if_info): Add BRANCH_COST.
1623 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1624 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1625 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1627 * expr.h (BRANCH_COST): Update default.
1628 * predict.c (predictable_edge_p): New function.
1629 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1630 Update BRANCH_COST call.
1631 * basic-block.h (predictable_edge_p): Declare.
1632 * config/alpha/alpha.h (BRANCH_COST): Update.
1633 * config/frv/frv.h (BRANCH_COST): Update.
1634 * config/s390/s390.h (BRANCH_COST): Update.
1635 * config/spu/spu.h (BRANCH_COST): Update.
1636 * config/sparc/sparc.h (BRANCH_COST): Update.
1637 * config/m32r/m32r.h (BRANCH_COST): Update.
1638 * config/i386/i386.h (BRANCH_COST): Update.
1639 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1640 * config/sh/sh.h (BRANCH_COST): Update.
1641 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1642 * config/avr/avr.h (BRANCH_COST): Update.
1643 * config/crx/crx.h (BRANCH_COST): Update.
1644 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1645 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1646 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1647 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1648 * config/ia64/ia64.h (BRANCH_COST): Update.
1649 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1650 * config/arc/arc.h (BRANCH_COST): Update.
1651 * config/score/score.h (BRANCH_COST): Update.
1652 * config/arm/arm.h (BRANCH_COST): Update.
1653 * config/pa/pa.h (BRANCH_COST): Update.
1654 * config/mips/mips.h (BRANCH_COST): Update.
1655 * config/vax/vax.h (BRANCH_COST): Update.
1656 * config/h8300/h8300.h (BRANCH_COST): Update.
1657 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1658 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1659 * doc/tm.texi (BRANCH_COST): Update.
1661 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1664 * config/arm/arm.c (arm_optimization_options): Set
1665 flag_section_anchors to 2 instead of 1 to distinguish it from
1666 -fsection-anchors given explicitely on the command line.
1668 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1670 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1671 final insn of a split.
1673 2008-08-30 Jan Hubicka <jh@suse.cz>
1675 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1676 optimized for speed.
1677 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1678 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1679 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1680 flag_gcse_after_reload_set): New static vars.
1681 (common_handle_option): Enable those flags for profile-use.
1682 (decode_options): Remove optimize_size flags that are handled
1683 on higher granuality.
1684 * tree-vectorizer.c (vectorize_loops): Use
1685 optimize_loop_nest_for_speed_p.
1686 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1687 * tree-predcom.c (tree_predictive_commoning): Use
1688 optimize_loop_for_speed_p.
1689 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1690 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1691 * predict.c (optimize_loop_for_speed_p): Fix walk.
1693 2008-08-30 Jan Hubicka <jh@suse.cz>
1695 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1697 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1698 profile presence locally.
1700 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1703 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1704 versions before 4.0.
1706 2008-08-29 Jan Hubicka <jh@suse.cz>
1708 * tree-inline.c (insert_init_stmt): Insert sequence even when
1711 2008-08-29 Jeff Law <law@redhat.com>
1713 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1714 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1715 location and class is an FP register.
1717 2008-08-29 Jan Hubicka <jh@suse.cz>
1719 * see.c (see_merge_one_def_extension): Silence used uninitialized
1721 * matrix-reorg.c (check_allocation_function): Likewise.
1722 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1724 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1727 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1728 compute new & and | in type rather than TREE_TYPE (arg0).
1730 * dwarf2out.c (fortran_common): Update comment.
1731 (gen_variable_die): Swap com_die and var_die variables in Fortran
1732 COMMON block handling code.
1734 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1736 * dwarf2out.c (gen_const_die): New function.
1737 (size_of_die, value_format, output_die): Output larger
1738 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1739 (native_encode_initializer): New function.
1740 (tree_add_const_value_attribute): Call it.
1741 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1743 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1744 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1745 TREE_THIS_VOLATILE to add_type_attribute.
1747 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1749 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1752 * dwarf2out.c (loc_by_reference): New function.
1753 (add_location_or_const_value_attribute): Use it.
1756 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1757 as DW_TAG_variable children of DW_TAG_common_block rather than
1758 DW_TAG_member children. Put DW_AT_external to individual
1759 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1761 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1762 loc_descriptor_from_tree_1.
1766 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1767 arguments to imported_module_or_decl.
1768 (debug_nothing_tree_tree): Removed.
1769 (debug_nothing_tree_tree_tree_bool): New prototype.
1770 * debug.c (do_nothing_debug_hooks): Adjust.
1771 (debug_nothing_tree_tree): Removed.
1772 (debug_nothing_tree_tree_tree_bool): New function.
1773 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1774 (gen_variable_die): Put all common vars for the
1775 same COMMON block under one DW_TAG_common_block.
1776 (declare_in_namespace): Return new context_die, for Fortran
1777 return the module DIE instead of adding extra declarations into
1779 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1780 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1781 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1783 (dwarf2out_global_decl): Don't skip Fortran global vars.
1784 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1785 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1786 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1787 DW_TAG_imported_declaration as child of previous
1788 DW_TAG_imported_module.
1789 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1790 * sdbout.c (sdb_debug_hooks): Likewise.
1791 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1793 2008-08-29 Jan Hubicka <jh@suse.cz>
1795 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1797 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1798 * ipa-cp.c (n_cloning_candidates): New static variable.
1799 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1800 (ipcp_print_all_lattices): Improve debug output.
1801 (ipcp_cloning_candidate_p): New function.
1802 (ipcp_initialize_node_lattices): Use it.
1803 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1804 (ipcp_propagate_stage): Prettier debug output.
1805 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1806 (ipcp_print_all_structures): Remove.
1807 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1808 (ipcp_insert_stage): Prettier debug output; call
1809 cgraph_remove_unreachable_nodes before propagating.
1810 (pass_ipa_cp): Schedule function removal pass.
1811 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1813 (cgraph_maybe_hot_edge_p): Move to ...
1814 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1815 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1816 (common_handle_option): Set them; enable ipa-cp when profiling.
1817 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1818 (ipa_print_all_jump_functions): Likewise.
1819 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1820 (ipa_print_node_params, ipa_print_all_params): New.
1821 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1822 ipa_print_all_param_flags): Remove.
1823 (ipa_print_node_params, ipa_print_all_params): New.
1825 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1827 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1828 change from 2008-04-03.
1829 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1831 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1835 * ira-color.c (push_allocnos_to_stack): Truncate
1836 removed_splay_allocno_vec.
1838 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1841 * ira-color (ira_fast_allocation): Don't assign hard registers to
1844 2008-08-29 Jan Hubicka <jh@suse.cz>
1847 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1848 for cold internal loops.
1850 2008-08-29 Richard Guenther <rguenther@suse.de>
1852 * tree-ssa-structalias.c (create_variable_info_for): Do not
1853 create fields for heap vars or vars with a noalias state.
1854 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1857 2008-08-29 Richard Guenther <rguenther@suse.de>
1859 * common.opt (ftree-store-ccp): Mark as preserved for
1860 backward compatibility.
1861 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1862 * tree-pass.h (pass_store_ccp): Remove.
1863 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1864 (first_vdef): Remove declaration.
1865 (get_value_loaded_by): Likewise.
1866 * tree-ssa-ccp.c (do_store_ccp): Remove.
1867 (get_default_value): Simplify as do_store_ccp is always false
1868 now. Do not initialize mem_ref.
1869 (set_value_varying): Likewise.
1870 (canonicalize_float_value): Likewise.
1871 (set_lattice_value): Likewise.
1872 (likely_value): Likewise.
1873 (surely_varying_stmt_p): Likewise.
1874 (ccp_initialize): Likewise.
1875 (ccp_lattice_meet): Likewise.
1876 (ccp_visit_phi_node): Likewise.
1877 (ccp_fold): Likewise.
1878 (evaluate_stmt): Likewise.
1879 (visit_assignment): Likewise.
1880 (ccp_visit_stmt): Likewise.
1881 (execute_ssa_ccp): Fold into ...
1882 (do_ssa_ccp): ... this.
1883 (do_ssa_store_ccp): Remove.
1884 (gate_store_ccp): Likewise.
1885 (pass_store_ccp): Likewise.
1886 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1888 * tree-ssa-propagate.c (first_vdef): Remove.
1889 (get_value_loaded_by): Likewise.
1890 (replace_vuses_in): Likewise.
1891 (substitute_and_fold): Do not call replace_vuses_in.
1892 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1894 2008-08-29 Richard Guenther <rguenther@suse.de>
1897 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1898 PARAM_NOALIAS tags with is_heapvar.
1899 * tree-ssa-operands.c (access_can_touch_variable): Offset
1900 based tests do not apply for heapvars. Fix offset test.
1902 2008-08-29 Jan Hubicka <jh@suse.cz>
1904 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1905 (-fipa-cp-clone): Enabled by default at -O3.
1906 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1907 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1909 2008-08-29 Jan Hubicka <jh@suse.cz>
1911 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1913 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1915 * gimple.c (giple_copy_call_skip_args): New function.
1916 (giple_copy_call_skip_args): Declare.
1918 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1919 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1920 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1921 (ipcp_create_replace_map): Improve debug output.
1922 (ipcp_need_redirect_p): Return false when not clonning.
1923 (ipcp_update_callgraph): Skip args.
1924 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1926 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1927 (save_inline_function_body): Update call of tree_function_versioning.
1928 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1929 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1930 (tree_function_versioning): Likewise.
1931 * tree-inline.h (tree_function_versioning): Update prototype.
1933 2008-08-29 Jan Hubicka <jh@suse.cz>
1935 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1936 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1937 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1938 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1939 * value-prof.c (gimple_divmod_fixed_value_transform,
1940 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1941 gimple_stringops_transform): Use optimize_bb_for_size_p.
1942 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1943 * final.c (compute_alignments): Use optimize_function_for_size_p.
1944 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1945 (fold_builtin_strcpy, fold_builtin_fputs): Use
1946 optimize_function_for_size_p.
1947 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1948 * recog.c (relax_delay_slots): Likewise.
1949 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1950 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1951 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1952 optimize_function_for_size_p.
1953 (cgraph_decide_inlining_of_small_function): Use
1954 optimize_function_for_size_p.
1955 * global.c (find_reg): Use optimize_function_for_size_p.
1956 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1957 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1958 flag_prefetch_loop_arrays. Those can work it out from profile.
1959 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1960 optimize_loop_for_speed_p.
1961 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1963 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1964 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1965 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1966 * local-alloc.c (block_alloc): Pass BB pointer.
1967 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1968 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1969 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1970 (decide_peel_completely): Likewise.
1971 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1972 optimize_loop_for_size_p.
1973 (vect_enhance_data_refs_alignment): Likewise.
1974 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1975 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1976 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1977 (try_crossjump_bb): Use optimize_bb_for_size_p.
1978 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1979 optimize_loop_for_speed_p.
1980 * bb-reorder.c (find_traces_1_round): Likewise.
1981 (copy_bb): Use optimize_bb_for_speed_p.
1982 (duplicate_computed_gotos): Likewise.
1983 * basic-block.h (optimize_loop_nest_for_size_p,
1984 optimize_loop_nest_for_speed_p): New.
1985 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1987 2008-08-29 Tristan Gingold <gingold@adacore.com>
1989 * gcov.c (main): Call expandargv.
1991 2008-08-29 Jan Hubicka <jh@suse.cz>
1993 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1995 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1997 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1998 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2000 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2002 2008-08-29 Jan Hubicka <jh@suse.cz>
2004 * tree-pass.h (pass_strip_predict_hints): Declare.
2005 * predict.c (strip_builtin_expect): Rename to ...
2006 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2007 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2008 (tree_estimate_probability): Do not strip builtin_expect.
2009 (pass_strip_predict_hints): New pass.
2010 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2012 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2014 2008-08-29 Richard Guenther <rguenther@suse.de>
2016 PR tree-optimization/37207
2017 * tree-vrp.c (extract_range_from_binary_expr): Also try
2018 to constant fold if only one of the operands is a constant.
2020 2008-08-29 Nick Clifton <nickc@redhat.com>
2022 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2023 the same way as SYMBOL_REFs.
2025 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2027 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2029 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2031 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2032 * config/mips/mips.md (branch_likely): Remove const. Fix
2034 (define_delay for type "branch"): Change to only apply for branch
2035 with likely variant.
2036 (define_delay for type "branch" and "branch_likely" no). New delay
2038 (equality_op): New code iterator.
2039 (bbv, bbinv): New code attributes.
2040 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2043 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2044 Andrew Pinski <pinskia@gcc.gnu.org>
2047 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2049 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2051 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2052 rule that a symbolic constant must be defined and >= 0 for the
2053 corresponding facility to be present at compile-time.
2054 * gthr-posix.c: Likewise.
2056 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2058 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2059 * config/mips/mips.md (D): New mode attribute.
2060 (mulsi3, muldi3): Merge it into ...
2061 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2063 (muldi3_mul3): New pattern.
2064 (mulsi3_mult3): Rename to mulsi3_mul3.
2066 2008-08-28 Jan Hubicka <jh@suse.cz>
2068 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2070 * predict.c (always_optimize_for_size_p): Rename to ...
2071 (optimize_function_for_size): ... this one; make extern.
2072 (optimize_function_for_speed_p): New.
2073 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2074 optimize_edge_for_size_p,optimize_edge_for_size_p,
2075 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2076 * basic-block.h (optimize_function_for_size_p,
2077 optimize_function_for_speed_p): Declare.
2078 * i386.md (optimize_size checks): Replace them by appropriate
2080 (standard_80387_constant_p, ix86_compute_frame_layout,
2081 ix86_expand_epilogue, ix86_decompose_address,
2082 print_operand, emit_i387_cw_initialization,
2083 inline_memory_move_cost, ix86_pad_returns,
2084 ix86_reorg): Replace optimize_size checks.
2086 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2088 * rtl.h (simplify_subreg_regno): Declare.
2089 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2090 * simplify-rtx.c (simplify_subreg): ...here.
2091 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2092 subreg_offset_representable_p.
2094 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2097 * c-typeck.c (convert_for_assignment): Give a note describing what
2098 was passed and what was expected.
2100 2008-08-28 Joey Ye <joey.ye@intel.com>
2102 * doc/extend.texi: Document AVX built-in functions.
2103 * doc/invoke.texi: Document -mavx.
2105 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2106 Joey Ye <joey.ye@intel.com>
2107 Xuepeng Guo <xuepeng.guo@intel.com>
2109 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2111 * config/i386/cpuid.h (bit_FMA): New.
2112 (bit_XSAVE): Likewise.
2113 (bit_OSXSAVE): Likewise.
2114 (bit_AVX): Likewise.
2116 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2117 define. Use ASM_OUTPUT_AVX_PREFIX.
2119 * config/i386/gmmintrin.h: New.
2121 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2122 (OPTION_MASK_ISA_AVX_SET): New.
2123 (OPTION_MASK_ISA_FMA_SET): Likewise.
2124 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2125 (OPTION_MASK_ISA_FMA_SET): Likewise.
2126 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2127 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2128 (pta_flags): Add PTA_AVX and PTA_FMA.
2129 (override_options): Handle PTA_AVX and PTA_FMA.
2130 (init_cumulative_args): Handle warn_avx.
2131 (classify_argument): Return 0 for COImode and OImode. Return
2132 1 and X86_64_AVX_CLASS for 256bit vector types.
2133 (examine_argument): Handle X86_64_AVX_CLASS.
2134 (construct_container): Likewise.
2135 (function_arg_advance_32): Pass OImode and 256bit vector types
2137 (function_arg_advance_64): Take a new argument to indicate if a
2138 parameter is named. Handle 256bit vector types. Return
2139 immediately for unnamed 256bit vector mode parameters.
2140 (function_arg_advance): Updated.
2141 (function_arg_32): Add comments for TImode. Handle OImode
2142 and 256bit vector types.
2143 (function_arg_64): Take a new argument to indicate if a
2144 parameter is named. Handle 256bit vector types. Return NULL
2145 for unnamed 256bit vector mode parameters.
2146 (function_arg): Updated.
2147 (setup_incoming_varargs_64): Support
2148 AVX encoding for *sse_prologue_save_insn.
2149 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2150 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2151 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2152 enabled, otherwise return -3.
2153 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2155 (print_reg): Support AVX registers. Handle 'x' and 't'.
2156 Handle 'd' to duplicate the operand.
2157 (print_operand): Likewise. Also support AVX vector compare
2159 (output_387_binary_op): Support AVX.
2160 (output_fp_compare): Likewise.
2161 (ix86_expand_vector_move_misalign): Likewise.
2162 (ix86_attr_length_vex_default): New.
2163 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2164 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2165 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2166 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2167 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2168 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2169 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2170 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2171 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2172 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2173 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2174 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2175 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2176 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2177 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2178 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2179 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2180 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2181 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2182 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2183 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2184 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2185 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2186 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2187 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2188 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2189 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2190 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2191 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2192 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2193 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2194 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2195 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2196 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2197 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2198 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2199 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2200 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2201 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2202 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2203 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2204 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2205 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2206 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2207 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2208 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2209 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2210 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2211 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2212 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2213 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2214 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2215 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2216 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2217 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2218 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2219 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2220 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2221 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2222 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2223 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2224 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2225 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2226 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2227 and IX86_BUILTIN_MOVMSKPS256,
2228 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2229 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2230 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2231 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2232 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2233 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2234 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2235 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2236 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2237 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2238 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2239 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2240 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2241 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2242 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2243 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2244 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2245 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2246 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2247 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2248 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2249 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2250 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2251 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2252 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2253 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2254 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2255 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2256 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2257 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2258 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2259 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2260 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2261 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2262 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2263 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2264 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2265 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2266 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2267 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2268 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2269 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2270 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2271 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2272 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2273 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2274 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2275 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2276 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2277 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2278 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2279 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2280 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2281 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2282 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2283 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2284 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2285 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2287 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2288 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2289 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2290 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2291 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2292 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2293 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2294 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2295 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2296 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2297 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2298 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2299 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2300 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2301 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2302 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2303 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2304 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2305 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2306 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2307 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2308 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2309 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2310 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2311 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2312 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2313 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2314 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2315 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2316 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2317 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2318 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2319 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2320 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2321 IX86_BUILTIN_MOVMSKPS256.
2322 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2323 (ix86_expand_args_builtin): Likewise.
2324 (ix86_expand_special_args_builtin): Likewise.
2325 (ix86_hard_regno_mode_ok): Handle AVX modes.
2326 (ix86_expand_vector_init_duplicate): Likewise.
2327 (ix86_expand_vector_init_one_nonzero): Likewise.
2328 (ix86_expand_vector_init_one_var): Likewise.
2329 (ix86_expand_vector_init_concat): Likewise.
2330 (ix86_expand_vector_init_general): Likewise.
2331 (ix86_expand_vector_set): Likewise.
2332 (ix86_vector_mode_supported_p): Likewise.
2333 (x86_extended_reg_mentioned_p): Check INSN_P before using
2336 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2337 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2339 * config/i386/i386.h (TARGET_AVX): New.
2340 (TARGET_FMA): Likewise.
2341 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2342 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2343 (VALID_AVX256_REG_MODE): New.
2344 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2345 (AVX_FLOAT_MODE_P): Likewise.
2346 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2347 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2348 (AVX_VEC_FLOAT_MODE_P): Likewise.
2349 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2350 (ASM_OUTPUT_OPCODE): Likewise.
2351 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2353 (SSE_REG_MODE_P): Allow 256bit vector modes.
2354 (ix86_args): Add a warn_avx field.
2356 * config/i386/i386.md (UNSPEC_PCMP): New.
2357 (UNSPEC_VPERMIL): Likewise.
2358 (UNSPEC_VPERMIL2): Likewise.
2359 (UNSPEC_VPERMIL2F128): Likewise.
2360 (UNSPEC_MASKLOAD): Likewise.
2361 (UNSPEC_MASKSTORE): Likewise.
2362 (UNSPEC_CAST): Likewise.
2363 (UNSPEC_VTESTP): Likewise.
2364 (UNSPECV_VZEROALL): Likewise.
2365 (UNSPECV_VZEROUPPER): Likewise.
2366 (XMM0_REG): Likewise.
2367 (XMM1_REG): Likewise.
2368 (XMM2_REG): Likewise.
2369 (XMM3_REG): Likewise.
2370 (XMM4_REG): Likewise.
2371 (XMM5_REG): Likewise.
2372 (XMM6_REG): Likewise.
2373 (XMM8_REG): Likewise.
2374 (XMM9_REG): Likewise.
2375 (XMM10_REG): Likewise.
2376 (XMM11_REG): Likewise.
2377 (XMM12_REG): Likewise.
2378 (XMM13_REG): Likewise.
2379 (XMM14_REG): Likewise.
2380 (XMM15_REG): Likewise.
2382 (prefix_vex_imm8): Likewise.
2383 (prefix_vex_w): Likewise.
2384 (length_vex): Likewise.
2387 (*avx_ashlti3): Likewise.
2388 (*avx_lshrti3): Likewise.
2389 (*avx_setcc<mode>): Likewise.
2390 (*fop_<mode>_comm_mixed_avx): Likewise.
2391 (*fop_<mode>_comm_avx): Likewise.
2392 (*fop_<mode>_1_mixed_avx): Likewise.
2393 (*fop_<mode>_1_avx): Likewise.
2394 (*avx_<code><mode>3): Likewise.
2395 (*avx_ieee_smin<mode>3): Likewise.
2396 (*avx_ieee_smax<mode>3): Likewise.
2397 (mode): Add OI, V8SF and V4DF.
2398 (length): Support VEX prefix.
2399 (*cmpfp_i_mixed): Set prefix attribute.
2400 (*cmpfp_i_sse): Likewise.
2401 (*cmpfp_iu_mixed): Likewise.
2402 (*cmpfp_iu_sse): Likewise.
2403 (*movsi_1): Support AVX.
2404 (*movdi_2): Likewise.
2405 (*movdi_1_rex64): Likewise.
2406 (*movti_internal): Likewise.
2407 (*movti_rex64): Likewise.
2408 (*movsf_1): Likewise.
2409 (*movdf_nointeger): Likewise.
2410 (*movdf_integer_rex64): Likewise.
2411 (*movtf_internal): Likewise.
2412 (zero_extendsidi2_32): Likewise.
2413 (zero_extendsidi2_rex64): Likewise.
2414 (*extendsfdf2_mixed): Likewise.
2415 (*extendsfdf2_sse): Likewise.
2416 (*truncdfsf_fast_mixed): Likewise.
2417 (*truncdfsf_fast_sse): Likewise.
2418 (*truncdfsf_mixed): Likewise.
2419 (fix_trunc<mode>di_sse): Likewise.
2420 (fix_trunc<mode>si_sse): Likewise.
2421 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2422 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2423 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2424 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2425 (*rcpsf2_sse): Likewise.
2426 (*rsqrtsf2_sse): Likewise.
2427 (*sqrt<mode>2_sse): Likewise.
2428 (sse4_1_round<mode>2): Likewise.
2429 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2430 Support AVX. Set length attribute properly for AVX.
2432 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2433 (VECTOR_MODES (FLOAT, 32)): Likewise.
2434 (VECTOR_MODE (INT, DI, 8)): Likewise.
2435 (VECTOR_MODE (INT, HI, 32)): Likewise.
2436 (VECTOR_MODE (INT, QI, 64)): Likewise.
2437 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2438 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2439 (VECTOR_MODE (INT, DI, 4)): Removed.
2440 (VECTOR_MODE (INT, SI, 8)): Likewise.
2441 (VECTOR_MODE (INT, HI, 16)): Likewise.
2442 (VECTOR_MODE (INT, QI, 32)): Likewise.
2443 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2444 (INT_MODE (OI, 32)): Likewise.
2446 * config/i386/i386.opt (mavx): New.
2449 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2451 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2452 (*mov<mode>_internal_avx): New.
2453 (*movv2sf_internal_rex64_avx): Likewise.
2454 (*movv2sf_internal_avx): Likewise.
2456 * config/i386/predicates.md (const_4_to_5_operand): New.
2457 (const_6_to_7_operand): Likewise.
2458 (const_8_to_11_operand): Likewise.
2459 (const_12_to_15_operand): Likewise.
2460 (avx_comparison_float_operator): Likewise.
2462 * config/i386/sse.md (AVX256MODEI): New.
2463 (AVX256MODE): Likewise.
2464 (AVXMODEQI): Likewise.
2465 (AVXMODE): Likewise.
2466 (AVX256MODEF2P): Likewise.
2467 (AVX256MODE2P): Likewise.
2468 (AVX256MODE4P): Likewise.
2469 (AVX256MODE8P): Likewise.
2470 (AVXMODEF2P): Likewise.
2471 (AVXMODEF4P): Likewise.
2472 (AVXMODEDCVTDQ2PS): Likewise.
2473 (AVXMODEDCVTPS2DQ): Likewise.
2474 (avxvecmode): Likewise.
2475 (avxvecpsmode): Likewise.
2476 (avxhalfvecmode): Likewise.
2477 (avxscalarmode): Likewise.
2478 (avxcvtvecmode): Likewise.
2479 (avxpermvecmode): Likewise.
2480 (avxmodesuffixf2c): Likewise.
2481 (avxmodesuffixp): Likewise.
2482 (avxmodesuffixs): Likewise.
2483 (avxmodesuffix): Likewise.
2484 (vpermilbits): Likewise.
2485 (pinsrbits): Likewise.
2486 (mov<mode>): Likewise.
2487 (*mov<mode>_internal): Likewise.
2488 (push<mode>1): Likewise.
2489 (movmisalign<mode>): Likewise.
2490 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2491 (avx_movdqu<avxmodesuffix>): Likewise.
2492 (avx_lddqu<avxmodesuffix>): Likewise.
2493 (<plusminus_insn><mode>3): Likewise.
2494 (*avx_<plusminus_insn><mode>3): Likewise.
2495 (*avx_vm<plusminus_insn><mode>3): Likewise.
2496 (mul<mode>3): Likewise.
2497 (*avx_mul<mode>3): Likewise.
2498 (*avx_vmmul<mode>3): Likewise.
2499 (divv8sf3): Likewise.
2500 (divv4df3): Likewise.
2501 (avx_div<mode>3): Likewise.
2502 (*avx_div<mode>3): Likewise.
2503 (*avx_vmdiv<mode>3): Likewise.
2504 (avx_rcpv8sf2): Likewise.
2505 (*avx_vmrcpv4sf2): Likewise.
2506 (sqrtv8sf2): Likewise.
2507 (avx_sqrtv8sf2): Likewise.
2508 (*avx_vmsqrt<mode>2): Likewise.
2509 (rsqrtv8sf2): Likewise.
2510 (avx_rsqrtv8sf2): Likewise.
2511 (*avx_vmrsqrtv4sf2): Likewise.
2512 (<code><mode>3): Likewise.
2513 (*avx_<code><mode>3_finite): Likewise.
2514 (*avx_<code><mode>3): Likewise.
2515 (*avx_vm<code><mode>3): Likewise.
2516 (*avx_ieee_smin<mode>3): Likewise.
2517 (*avx_ieee_smax<mode>3): Likewise.
2518 (avx_addsubv8sf3): Likewise.
2519 (avx_addsubv4df3): Likewise.
2520 (*avx_addsubv4sf3): Likewise.
2521 (*avx_addsubv2df3): Likewise.
2522 (avx_h<plusminus_insn>v4df3): Likewise.
2523 (avx_h<plusminus_insn>v8sf3): Likewise.
2524 (*avx_h<plusminus_insn>v4sf3): Likewise.
2525 (*avx_h<plusminus_insn>v2df3): Likewise.
2526 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2527 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2528 (*avx_maskcmp<mode>3): Likewise.
2529 (avx_nand<mode>3): Likewise.
2530 (*avx_<code><mode>3): Likewise.
2531 (*avx_nand<mode>3): Likewise.
2532 (*avx_<code><mode>3): Likewise.
2533 (*avx_cvtsi2ss): Likewise.
2534 (*avx_cvtsi2ssq): Likewise.
2535 (*avx_cvtsi2sd): Likewise.
2536 (*avx_cvtsi2sdq): Likewise.
2537 (*avx_cvtsd2ss): Likewise.
2538 (avx_cvtss2sd): Likewise.
2539 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2540 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2541 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2542 (*avx_cvtsi2sd): Likewise.
2543 (*avx_cvtsi2sdq): Likewise.
2544 (avx_cvtdq2pd256): Likewise.
2545 (avx_cvtpd2dq256): Likewise.
2546 (avx_cvttpd2dq256): Likewise.
2547 (*avx_cvtsd2ss): Likewise.
2548 (*avx_cvtss2sd): Likewise.
2549 (avx_cvtpd2ps256): Likewise.
2550 (avx_cvtps2pd256): Likewise.
2551 (*avx_movhlps): Likewise.
2552 (*avx_movlhps): Likewise.
2553 (avx_unpckhps256): Likewise.
2554 (*avx_unpckhps): Likewise.
2555 (avx_unpcklps256): Likewise.
2556 (*avx_unpcklps): Likewise.
2557 (avx_movshdup256): Likewise.
2558 (avx_movsldup256): Likewise.
2559 (avx_shufps256): Likewise.
2560 (avx_shufps256_1): Likewise.
2561 (*avx_shufps_<mode>): Likewise.
2562 (*avx_loadhps): Likewise.
2563 (*avx_storelps): Likewise.
2564 (*avx_loadlps): Likewise.
2565 (*avx_movss): Likewise.
2566 (*vec_dupv4sf_avx): Likewise.
2567 (*vec_concatv2sf_avx): Likewise.
2568 (*vec_concatv4sf_avx): Likewise.
2569 (*vec_setv4sf_0_avx): Likewise.
2570 (*vec_setv4sf_avx): Likewise.
2571 (*avx_insertps): Likewise.
2572 (avx_vextractf128<mode>): Likewise.
2573 (vec_extract_lo_<mode>): Likewise.
2574 (vec_extract_hi_<mode>): Likewise.
2575 (vec_extract_lo_<mode>): Likewise.
2576 (vec_extract_hi_<mode>): Likewise.
2577 (vec_extract_lo_v16hi): Likewise.
2578 (vec_extract_hi_v16hi): Likewise.
2579 (vec_extract_lo_v32qi): Likewise.
2580 (vec_extract_hi_v32qi): Likewise.
2581 (avx_unpckhpd256): Likewise.
2582 (*avx_unpckhpd): Likewise.
2583 (avx_movddup256): Likewise.
2584 (*avx_movddup): Likewise.
2585 (avx_unpcklpd256): Likewise.
2586 (*avx_unpcklpd): Likewise.
2587 (avx_shufpd256): Likewise.
2588 (avx_shufpd256_1): Likewise.
2589 (*avx_punpckhqdq): Likewise.
2590 (*avx_punpcklqdq): Likewise.
2591 (*avx_shufpd_<mode>): Likewise.
2592 (*avx_storehpd): Likewise.
2593 (*avx_loadhpd): Likewise.
2594 (*avx_loadlpd): Likewise.
2595 (*avx_movsd): Likewise.
2596 (*vec_concatv2df_avx): Likewise.
2597 (*avx_<plusminus_insn><mode>3): Likewise.
2598 (*avx_<plusminus_insn><mode>3): Likewise.
2599 (*avx_mulv8hi3): Likewise.
2600 (*avxv8hi3_highpart): Likewise.
2601 (*avx_umulv8hi3_highpart): Likewise.
2602 (*avx_umulv2siv2di3): Likewise.
2603 (*avx_mulv2siv2di3): Likewise.
2604 (*avx_pmaddwd): Likewise.
2605 (*avx_mulv4si3): Likewise.
2606 (*avx_ashr<mode>3): Likewise.
2607 (*avx_lshr<mode>3): Likewise.
2608 (*avx_ashl<mode>3): Likewise.
2609 (*avx_<code><mode>3): Likewise.
2610 (*avx_eq<mode>3): Likewise.
2611 (*avx_gt<mode>3): Likewise.
2612 (*avx_nand<mode>3): Likewise.
2613 (*avx_nand<mode>3): Likewise.
2614 (*avx_<code><mode>3): Likewise.
2615 (*avx_<code><mode>3): Likewise.
2616 (*avx_packsswb): Likewise.
2617 (*avx_packssdw): Likewise.
2618 (*avx_packuswb): Likewise.
2619 (*avx_punpckhbw): Likewise.
2620 (*avx_punpcklbw): Likewise.
2621 (*avx_punpckhwd): Likewise.
2622 (*avx_punpcklwd): Likewise.
2623 (*avx_punpckhdq): Likewise.
2624 (*avx_punpckldq): Likewise.
2625 (*avx_pinsr<avxmodesuffixs>): Likewise.
2626 (*avx_pinsrq): Likewise.
2627 (*avx_loadld): Likewise.
2628 (*vec_extractv2di_1_rex64_avx): Likewise.
2629 (*vec_extractv2di_1_avx): Likewise.
2630 (*vec_dupv2di_avx): Likewise.
2631 (*vec_concatv2si_avx): Likewise.
2632 (*vec_concatv4si_1_avx): Likewise.
2633 (*vec_concatv2di_avx): Likewise.
2634 (*vec_concatv2di_rex64_avx): Likewise.
2635 (*avx_uavgv16qi3): Likewise.
2636 (*avx_uavgv8hi3): Likewise.
2637 (*avx_psadbw): Likewise.
2638 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2639 (*avx_phaddwv8hi3): Likewise.
2640 (*avx_phadddv4si3): Likewise.
2641 (*avx_phaddswv8hi3): Likewise.
2642 (*avx_phsubwv8hi3): Likewise.
2643 (*avx_phsubdv4si3): Likewise.
2644 (*avx_phsubswv8hi3): Likewise.
2645 (*avx_pmaddubsw128): Likewise.
2646 (*avx_pmulhrswv8hi3): Likewise.
2647 (*avx_pshufbv16qi3): Likewise.
2648 (*avx_psign<mode>3): Likewise.
2649 (*avx_palignrti): Likewise.
2650 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2651 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2652 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2653 (*avx_mpsadbw): Likewise.
2654 (*avx_packusdw): Likewise.
2655 (*avx_pblendvb): Likewise.
2656 (*avx_pblendw): Likewise.
2657 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2658 (avx_ptest256): Likewise.
2659 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2660 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2661 (*avx_aesenc): Likewise.
2662 (*avx_aesenclast): Likewise.
2663 (*avx_aesdec): Likewise.
2664 (*avx_aesdeclast): Likewise.
2665 (avx_vzeroupper): Likewise.
2666 (avx_vzeroupper_rex64): Likewise.
2667 (avx_vpermil<mode>): Likewise.
2668 (avx_vpermilvar<mode>3): Likewise.
2669 (avx_vpermil2<mode>3): Likewise.
2670 (avx_vperm2f128<mode>3): Likewise.
2671 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2672 (avx_vbroadcastss256): Likewise.
2673 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2674 (avx_vinsertf128<mode>): Likewise.
2675 (vec_set_lo_<mode>): Likewise.
2676 (vec_set_hi_<mode>): Likewise.
2677 (vec_set_lo_<mode>): Likewise.
2678 (vec_set_hi_<mode>): Likewise.
2679 (vec_set_lo_v16hi): Likewise.
2680 (vec_set_hi_v16hi): Likewise.
2681 (vec_set_lo_v32qi): Likewise.
2682 (vec_set_hi_v32qi): Likewise.
2683 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2684 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2685 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2686 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2687 (vec_init<mode>): Likewise.
2688 (*vec_concat<mode>_avx): Likewise.
2689 (blendbits): Support V8SF and V4DF.
2690 (sse2_movq128): Support AVX.
2691 (<sse>_movnt<mode>): Likewise.
2692 (sse2_movntv2di): Likewise.
2693 (sse_rcpv4sf2): Likewise.
2694 (sse_sqrtv4sf2): Likewise.
2695 (sse_rsqrtv4sf2): Likewise.
2696 (<sse>_comi): Likewise.
2697 (<sse>_ucomi): Likewise.
2698 (sse_cvtss2si): Likewise.
2699 (sse_cvtss2si_2): Likewise.
2700 (sse_cvtss2siq): Likewise.
2701 (sse_cvtss2siq_2): Likewise.
2702 (sse_cvttss2si): Likewise.
2703 (sse_cvttss2siq): Likewise.
2704 (sse2_cvtsd2si): Likewise.
2705 (sse2_cvtsd2si_2): Likewise.
2706 (sse2_cvtsd2siq): Likewise.
2707 (sse2_cvtsd2siq_2): Likewise.
2708 (sse2_cvttsd2si): Likewise.
2709 (sse2_cvttsd2siq): Likewise.
2710 (sse2_cvtdq2pd): Likewise.
2711 (*sse2_cvtpd2dq): Likewise.
2712 (*sse2_cvttpd2dq): Likewise.
2713 (*sse2_cvtpd2ps): Likewise.
2714 (sse2_cvtps2pd): Likewise.
2715 (sse3_movshdup): Likewise.
2716 (sse3_movsldup): Likewise.
2717 (sse_storehps): Likewise.
2718 (*sse4_1_extractps): Likewise.
2719 (sse2_storelpd): Likewise.
2720 (vec_dupv2df_sse3): Likewise.
2721 (*vec_concatv2df_sse3): Likewise.
2722 (*sse4_1_pextrb): Likewise.
2723 (*sse4_1_pextrb_memory): Likewise.
2724 (*sse2_pextrw): Likewise.
2725 (*sse4_1_pextrw_memory): Likewise.
2726 (*sse4_1_pextrd): Likewise.
2727 (*sse4_1_pextrq): Likewise.
2728 (sse2_pshufd_1): Likewise.
2729 (sse2_pshuflw_1): Likewise.
2730 (sse2_pshufhw_1): Likewise.
2731 (*sse2_storeq_rex64): Likewise.
2732 (*vec_dupv4si): Likewise.
2733 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2734 (sse2_pmovmskb): Likewise.
2735 (*sse2_maskmovdqu): Likewise.
2736 (*sse2_maskmovdqu_rex64): Likewise.
2737 (sse_ldmxcsr): Likewise.
2738 (sse_stmxcsr): Likewise.
2739 (abs<mode>2): Likewise.
2740 (sse4_1_movntdqa): Likewise.
2741 (sse4_1_phminposuw): Likewise.
2742 (sse4_1_extendv8qiv8hi2): Likewise.
2743 (*sse4_1_extendv8qiv8hi2): Likewise.
2744 (sse4_1_extendv4qiv4si2): Likewise.
2745 (*sse4_1_extendv4qiv4si2): Likewise.
2746 (sse4_1_extendv2qiv2di2): Likewise.
2747 (*sse4_1_extendv2qiv2di2): Likewise.
2748 (sse4_1_extendv4hiv4si2): Likewise.
2749 (*sse4_1_extendv4hiv4si2): Likewise.
2750 (sse4_1_extendv2hiv2di2): Likewise.
2751 (*sse4_1_extendv2hiv2di2): Likewise.
2752 (sse4_1_extendv2siv2di2): Likewise.
2753 (*sse4_1_extendv2siv2di2): Likewise.
2754 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2755 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2756 (sse4_1_zero_extendv4qiv4si2): Likewise.
2757 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2758 (sse4_1_zero_extendv2qiv2di2): Likewise.
2759 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2760 (sse4_1_zero_extendv4hiv4si2): Likewise.
2761 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2762 (sse4_1_zero_extendv2hiv2di2): Likewise.
2763 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2764 (sse4_1_zero_extendv2siv2di2): Likewise.
2765 (*sse4_1_zero_extendv2siv2di2): Likewise.
2766 (sse4_1_ptest): Likewise.
2767 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2768 (sse4_2_pcmpestri): Likewise.
2769 (sse4_2_pcmpestrm): Likewise.
2770 (sse4_2_pcmpistri): Likewise.
2771 (sse4_2_pcmpistrm): Likewise.
2773 (aeskeygenassist): Likewise.
2775 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2777 * config/i386/predicates.md (vzeroall_operation): New.
2779 * config/i386/sse.md (avx_vzeroall): New.
2780 (*avx_vzeroall): Likewise.
2782 2008-08-28 Paul Brook <paul@codesourcery.com>
2783 Mark Shinwell <shinwell@codesourcery.com>
2784 Richard Earnshaw <richard.earnshaw@arm.com>
2786 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2787 (TARGET_MIN_ANCHOR_OFFSET): New.
2788 (arm_override_options): Set correct anchor ranges for Thumb-1
2789 and Thumb-2 if required.
2790 (legitimize_pic_address): Handle case involving a TLS symbol
2791 reference with an addend.
2792 (arm_optimization_options): Enable section anchors at -O1 and
2794 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2795 * config/arm/arm-protos.h (arm_optimization_options): New.
2797 2008-08-28 Nick Clifton <nickc@redhat.com>
2799 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2800 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2803 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2804 * config/v850/v850.md (return): Remove frame size restriction.
2806 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2808 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2810 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2812 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2814 2008-08-28 Paul Brook <paul@codesourcery.com>
2816 * config/arm/vfp11.md: Update license notice.
2817 * config/arm/cortex-r4.md: Ditto.
2819 2008-08-28 Richard Guenther <rguenther@suse.de>
2821 PR tree-optimization/37207
2822 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2825 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2828 * tree.c (int_fits_type_p): Don't forget unsigned integers
2829 of type sizetype which higher end word equals -1.
2831 2008-08-28 Ira Rosen <irar@il.ibm.com>
2833 * target.h (struct vectorize): Add new target builtin.
2834 * tree-vectorizer.c (destroy_loop_vec_info): Call
2835 vect_free_slp_instance instead of vect_free_slp_node.
2836 * tree-vectorizer.h (enum slp_load_perm_type): New.
2837 (struct _slp_instance): Add new fields.
2838 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2839 (SLP_INSTANCE_LOADS): New.
2840 (vect_free_slp_tree): Remove.
2841 (vect_free_slp_instance): Declare.
2842 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2843 (vectorizable_load): Add argument.
2844 (vect_transform_slp_perm_load): New.
2845 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2847 (vect_get_place_in_interleaving_chain): New function.
2848 (vect_free_slp_tree): Make static.
2849 (vect_free_slp_instance): New function.
2850 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2851 collect the load location in the interleaving chain.
2852 (vect_supported_slp_permutation_p): New function.
2853 (vect_supported_load_permutation_p): Likewise.
2854 (vect_analyze_slp_instance): In case of loads permutation, call
2855 vect_supported_load_permutation_p to check that the permutation is
2857 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2858 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2859 (vect_create_mask_and_perm): New function.
2860 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2861 (vectorizable_load): Add an argument. Don't keep the created vectors
2862 statements in the node if permutation is required. Call
2863 vect_transform_slp_perm_load to generate the permutation.
2864 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2865 additional argument.
2866 (vect_schedule_slp_instance): In case of loads permutation, allocate
2867 vectorized statements structure for all the related SLP nodes. Call
2868 vect_transform_stmt with addditional argument.
2869 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2870 * config/spu/spu.c (spu_builtin_vec_perm): New.
2871 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2872 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2873 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2874 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2876 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2878 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2879 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2880 __gthread_cond_signal, __gthread_cond_timedwait,
2881 __gthread_cond_timedwait_recursive): New functions.
2882 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2884 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2887 2008-08-28 Richard Guenther <rguenther@suse.de>
2890 * fold-const.c (maybe_canonicalize_comparison_1): Require
2891 undefined overflow only for canonicalizing A +- CST cmp CST.
2892 Make sure to not generate new constants that are not inside
2893 their TYPE_MIN/MAX_VALUE range.
2894 (maybe_canonicalize_comparison): Remove undefined overflow
2896 (fold_binary): Remove now duplicate folding.
2898 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2900 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2901 use not updated in the last change.
2903 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2905 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2906 (IRA_COVER_CLASSES): Add FPUL_REGS.
2908 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2911 * c-common.c (conversion_warning): Check for null operands.
2913 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2916 * c-decl.c (check_for_loop_decls): Improve error message. Give
2919 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2922 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2923 (convert_for_assignment): Pass corrent OPT_W* parameter to
2924 WARN_FOR_ASSIGNMENT.
2926 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2929 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2931 2008-08-27 Paul Brook <paul@codesourcery.com>
2933 * config.gcc: Loosen checks for arm uclinux eabi targets.
2935 2008-08-27 Paul Brook <paul@codesourcery.com>
2937 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2939 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2941 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2943 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2944 the enumerators of an ENUMERAL_TYPE.
2945 * dbxout.c (dbxout_type): Ditto.
2947 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2950 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2951 (fwprop_addr): Check that the loop_father is not the outer loop.
2953 2008-08-26 Paul Brook <paul@codesourcery.com>
2955 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2956 Remove documentation entry for fmul type.
2957 Use fmuls to annotate single-precision multiplication patterns,
2958 fmuld to annotate double-precision multiplication patterns,
2959 fmacs to annotate single-precision multiply-accumulate patterns
2960 and fmacd to annotate double-precision multiply-accumulate patterns.
2961 * config/arm/vfp11.md: Update reservations accordingly.
2962 * config/arm/arm.md: Note that certain values of the "type"
2963 attribute are documented in vfp.md.
2964 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2965 (v10_cvt): Use new fmul types.
2967 2008-08-26 Paul Brook <paul@codesourcery.com>
2969 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2970 * config/arm/vfp11.md: ...here. New.
2971 * config/arm/arm.md: Include vfp11.md.
2973 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2975 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2976 parameter to inform call.
2978 2008-08-26 Jeff Law <law@redhat.com>
2980 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2981 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2982 preferred class when copying a constant into a partial word register.
2984 2008-08-26 Ben Elliston <bje@au.ibm.com>
2986 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2987 * cp/typeck.c: Likewise.
2988 * cp/tree.c: Likewise.
2989 * gimple-low.c: Likewise.
2992 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2994 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2995 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2997 * doc/passes.texi: Describe IRA.
2999 * doc/tm.texi (IRA_COVER_CLASSES,
3000 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3002 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3003 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3004 -fira-propagate-cost, -fno-ira-share-save-slots,
3005 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3007 * flags.h (ira_algorithm): New enumeration.
3008 (flag_ira_algorithm, flag_ira_verbose): New external variable
3011 * postreload.c (gate_handle_postreload): Don't do post reload
3012 optimizations unless the reload is completed.
3014 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3017 * tree-pass.h (pass_ira): New external variable declaration.
3019 * reload.h: Add 2008 to the Copyright.
3021 * cfgloopanal.c: Include params.h.
3022 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3025 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3027 * toplev.c (ira.h): New include.
3028 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3029 (backend_init_target): Call ira_init.
3030 (backend_init): Call ira_init_once.
3031 (finalize): Call finish_ira_once.
3033 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3034 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3037 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3038 may_move_out_cost): New external variable declarations.
3039 (move_table): New typedef.
3041 * caller-save.c: Include headers output.h and ira.h.
3042 (no_caller_save_reg_set): New global variable.
3043 (save_slots_num, save_slots): New variables.
3044 (reg_save_code, reg_restore_code, add_stored_regs): Add
3046 (init_caller_save): Set up no_caller_save_reg_set.
3047 (init_save_areas): Reset save_slots_num.
3048 (saved_hard_reg): New structure.
3049 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3050 (initiate_saved_hard_regs, new_saved_hard_reg,
3051 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3053 (setup_save_areas): Add code for sharing stack slots.
3054 (all_blocks): New variable.
3055 (save_call_clobbered_regs): Process pseudo-register too.
3056 (mark_set_regs): Process pseudo-register too.
3057 (insert_one_insn): Put the insn after bb note in a empty basic
3058 block. Add insn check.
3060 * global.c (eliminable_regset): Make it external.
3061 (mark_elimination): Use DF_LR_IN for IRA.
3062 (pseudo_for_reload_consideration_p): New.
3063 (build_insn_chain): Make it external. Don't ignore spilled
3064 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3065 (gate_handle_global_alloc): New function.
3066 (pass_global_alloc): Add the gate function.
3068 * opts.c (decode_options): Set up flag_ira. Print the warning for
3070 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3072 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3074 * regmove.c (regmove_optimize): Don't do replacement of output for
3077 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3078 New external variable declarations.
3080 * local-alloc.c (update_equiv_regs): Make it external. Return
3081 true if jump label rebuilding should be done. Rescan new_insn for
3083 (gate_handle_local_alloc): New function.
3084 (pass_local_alloc): Add the gate function.
3086 * alias.c (value_addr_p, stack_addr_p): New functions.
3087 (nonoverlapping_memrefs_p): Use them for IRA.
3089 * common.opt (fira, fira-algorithm, fira-coalesce,
3090 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3091 fira-verbose): New options.
3093 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3094 move_cost, may_move_in_cost, may_move_out_cost): Make the
3096 (move_table): Remove typedef.
3097 (init_move_cost): Make it external.
3098 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3101 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3102 setup_reg_classes): New function prototypes.
3103 (eliminable_regset): New external variable declaration.
3104 (build_insn_chain, update_equiv_regs): New function prototypes.
3106 * Makefile.in (IRA_INT_H): New definition.
3107 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3108 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3109 (reload1.o, toplev.o): Add dependence on ira.h.
3110 (cfgloopanal.o): Add PARAMS_H.
3111 (caller-save.o): Add dependence on output.h and ira.h.
3112 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3113 ira-emit.o, ira-lives.o): New entries.
3115 * passes.c (pass_ira): New pass.
3117 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3119 * reload1.c (ira.h): Include the header.
3120 (changed_allocation_pseudos): New bitmap.
3121 (init_reload): Initiate the bitmap.
3122 (compute_use_by_pseudos): Permits spilled registers in FROM.
3123 (temp_pseudo_reg_arr): New variable.
3124 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3125 IRA. Call alter_reg with the additional parameter. Don't clear
3126 spilled_pseudos for IRA. Restore original insn chain for IRA.
3127 Clear changed_allocation_pseudos at the end of reload.
3128 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3129 (hard_regno_to_pseudo_regno): New variable.
3130 (count_pseudo): Check spilled pseudos. Set up
3131 hard_regno_to_pseudo_regno.
3132 (count_spilled_pseudo): Check spilled pseudos. Update
3133 hard_regno_to_pseudo_regno.
3134 (find_reg): Use better_spill_reload_regno_p. Check
3135 hard_regno_to_pseudo_regno.
3136 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3138 (eliminate_regs_1): Use additional parameter for alter_reg.
3139 (finish_spills): Set up pseudo_previous_regs only for spilled
3140 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3141 more arguments. Don't clear live_throughout and dead_or_set for
3142 spilled pseudos. Use additional parameter for alter_reg. Call
3143 mark_allocation_change. Set up changed_allocation_pseudos.
3144 Remove sanity check.
3145 (emit_input_reload_insns, delete_output_reload): Use additional
3146 parameter for alter_reg. Call mark_allocation_change.
3147 (substitute, gen_reload_chain_without_interm_reg_p): New
3149 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3151 * testsuite/gcc.dg/20080410-1.c: New file.
3153 * config/s390/s390.h (IRA_COVER_CLASSES,
3154 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3156 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3158 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3160 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3162 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3164 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3166 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3168 2008-08-24 Jeff Law <law@redhat.com>
3169 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3170 when ignoring unavailable registers.
3172 2008-08-24 Jeff Law <law@redhat.com>
3173 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3174 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3175 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3176 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3178 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3179 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3181 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3182 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3183 * reload1.c (find_reg): Process registers in register allocation order.
3185 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3186 * toplev.c (backend_init_target): Move ira_init call from
3188 (lang_dependent_init_target): ...to here.
3190 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3191 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3192 calculate memory move costs for NO_REGS.
3194 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3195 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3196 STACK_REGS is defined.
3198 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3199 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3201 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3202 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3204 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3205 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3206 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3209 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3210 Dorit Nuzman <dorit@il.ibm.com>
3212 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3213 vec_extract_evenv4sf, vec_extract_evenv8hi,
3214 vec_extract_evenv16qi, vec_extract_oddv4si,
3215 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3216 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3217 vec_interleave_highv4si, vec_interleave_lowv4si,
3218 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3219 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3220 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3222 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3225 * config/rs6000/rs6000.c (optimization_options): Don't default to
3226 section anchors without toplevel reorder.
3228 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3230 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3231 (mfc_end_critical_section): Likewise.
3233 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3235 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3236 all type qualifiers from element type to vector type.
3238 2008-08-25 David Daney <ddaney@avtrex.com>
3240 * config/mips/mips.md (immediate_insn): Move up in file, fix
3241 comment typo, reformat.
3242 (fetchop_bit, atomic_hiqi_op memory_barrier,
3243 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3244 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3245 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3246 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3247 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3248 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3249 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3250 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3251 sync_old_nand<mode>, sync_new_nand<mode>,
3252 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3253 test_and_set_12): Moved to sync.md.
3255 * config/mips/sync.md: New file.
3257 2008-08-25 Richard Henderson <rth@redhat.com>
3259 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3260 (regsave): Likewise.
3261 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3262 (output_cfi_directive): Likewise.
3263 (div_data_align): New.
3264 (output_cfi): Use it.
3266 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3268 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3269 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3270 (TARGET_OCTEON): New macro.
3271 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3272 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3273 (ISA_HAS_POP): New macro.
3274 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3276 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3278 * config/mips/mips.md (cpu): Add octeon.
3279 (type): Add pop attribute value.
3280 (popcount<mode>2): New pattern.
3281 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3283 2008-08-24 Jan Hubicka <jh@suse.cz>
3285 * doc/invoke.texi (-fipa-cp-clone): New option.
3286 (-fipa-cp): Update docs.
3287 (--param ipcp-unit-growth):New.
3288 * ipa-cp.c: Include fibheap.h, params.h
3289 (ipcp_initialize_node_lattices): When not cloning, all externally
3290 visible functions are bottom.
3291 (ipcp_need_redirect_p): Accept clones.
3292 (ipcp_insert_stage): Use cost driven heuristics.
3293 (max_count, dead_nodes): New static vars.
3294 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3295 ipcp_const_param_count): New functions.
3296 * common.opt (ipa-cp-clone): New command line option.
3297 * params.def (ipcp-unit-growth): New.
3299 2008-08-24 Jan Hubicka <jh@suse.cz>
3301 * tree-inline.c (tree_function_versioning): Look harder
3302 for referenced vars.
3304 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3306 PR tree-optimization/37185
3307 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3309 2008-08-23 Jan Hubicka <jh@suse.cz>
3311 * ipa-cp.c (ipcp_analyze_node): New function.
3312 (ipcp_update_cloned_node): Use it.
3313 (ipcp_init_stage): Likewise.
3314 * ipa-inline.c (function_insertion_hook_holder): New static var.
3315 (analyze_function): Break out from ....
3316 (inline_generate_summary): Here; register insertion hook.
3317 (cgraph_decide_inlining): Remove hook.
3318 (add_new_function): New function.
3320 2008-08-23 Jan Hubicka <jh@suse.cz>
3322 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3324 2008-08-23 Jan Hubicka <jh@suse.cz>
3326 * ipa-cp.c (constant_val_insert): Remove.
3327 (ipcp_propagate_one_const): Remove.
3328 (ipcp_create_replace_map): Always insert replacements to the map.
3329 (ipcp_insert_stage): Do not try to insert statements by hand.
3330 * tree-inline.c (insert_init_stmt): Break out from ...
3331 (setup_one_parameter): ... here; allow NULL BB pointer.
3332 (tree_function_versioning): Use setup_one_parameter to process
3335 2008-08-23 Jan Hubicka <jh@suse.cz>
3337 * tree.c (decl_address_ip_invariant_p): New function.
3338 * tree.h (decl_address_ip_invariant_p): Declare.
3339 * gimple.c (strip_invariant_refs): Break out from ...
3340 (is_gimple_invariant_address): ... here
3341 (is_gimple_ip_invariant_address): New function.
3342 (is_gimple_ip_invariant): New function.
3343 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3346 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3347 (ipcp_lat_is_insertable): All constants are insertable.
3348 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3349 IPA_CONST_VALUE_REF.
3350 (ipcp_initialize_node_lattices): Propagate all types of operands.
3351 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3352 (ipcp_create_replace_map): Reformat.
3353 (ipcp_need_redirect_p): Simplify.
3354 (ipcp_insert_stage): Check that argument is used before clonning.
3355 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3356 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3357 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3358 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3359 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3360 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3361 * tree-inline.c (tree_function_versioning): Add variables referenced by
3364 2008-08-23 Jan Hubicka <jh@suse.cz>
3367 * i386.c (standard_80387_constant_p): Use optimize_size.
3369 2008-08-23 Ira Rosen <irar@il.ibm.com>
3371 PR tree-optimization/37161
3372 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3373 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3374 (vect_determine_vectorization_factor): Move the scalar type
3375 retrieval to vect_get_smallest_scalar_type.
3376 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3377 scalar type. Remove redundant computation.
3378 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3379 (vect_get_slp_defs): Take the type of RHS into account if
3380 necessary by calling vect_get_smallest_scalar_type. Call
3381 vect_get_constant_vectors with additional argument.
3383 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3386 * doc/invoke.texi (Wwrite-strings): Clarify description.
3388 2008-08-23 Ira Rosen <irar@il.ibm.com>
3390 PR tree-optimization/37174
3391 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3392 def stmt is a part of the loop before accessing its stmt_vec_info.
3394 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3397 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3398 (*swap): New insn pattern.
3399 (*ashlqi3): Rename from ashlqi3 insn pattern.
3400 (ashlqi3): New expanders.
3401 (*lshrqi3): Rename from lshrqi3 insn pattern.
3402 (lshrqi3): New expanders.
3403 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3404 lshrqi3_const5, lshrqi3_const6): New splitters.
3405 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3406 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3409 2008-08-22 Richard Guenther <rguenther@suse.de>
3411 PR tree-optimization/37078
3412 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3413 [+INF, +INF] ranges.
3415 2008-08-22 Richard Guenther <rguenther@suse.de>
3417 PR tree-optimization/37143
3418 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3419 a conversion statement instead of a copy.
3421 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3425 CCCmode, CCOmode and CCSmode destination modes.
3428 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3429 from different units in a single alternative.
3430 (*vec_extractv2sf_1): Ditto.
3431 (*vec_extractv2si_0): Ditto.
3432 (*vec_extractv2si_1): Ditto.
3433 * config/i386/sse.md (sse2_storehpd): Ditto.
3434 (sse2_storelpd): Ditto.
3435 (sse2_loadhpd): Ditto.
3436 (sse2_loadlpd): Ditto.
3439 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3440 (popcountsi2): Ditto.
3441 (clzdi2_abm): Ditto.
3442 (popcountdi2): Ditto.
3443 (clzhi2_abm): Ditto.
3444 (popcounthi2): Ditto.
3446 2008-08-22 Richard Guenther <rguenther@suse.de>
3450 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3451 if the multiplication does not overflow.
3453 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3455 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3457 2008-08-21 Richard Henderson <rth@redhat.com>
3459 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3460 spurrious comma from test.
3461 * configure: Rebuild.
3463 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3466 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3469 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3471 * c-tree.h (grokfield): New argument.
3472 * c-decl.c (grokfield): Handle new location argument.
3473 * c-parser.c (c_parser_struct_declaration): Pass location to
3476 2008-08-21 Richard Guenther <rguenther@suse.de>
3478 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3480 2008-08-21 Jan Hubicka <jh@suse.cz>
3482 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3483 (cgraph_add_function_insertion_hook,
3484 cgraph_remove_function_insertion_hook,
3485 cgraph_call_function_insertion_hooks): New functions.
3486 * cgraph.h (cgraph_add_function_insertion_hook,
3487 cgraph_remove_function_insertion_hook,
3488 cgraph_call_function_insertion_hooks): Declare.
3489 * ipa-reference.c (function_insertion_hook_holder): New variable.
3490 (check_operand, look_for_address_of): When checking late, do not care
3491 about module bitmaps.
3492 (add_new_function): New function.
3493 (generate_summary): Register hooks; zero module bitmaps.
3494 (propagate): Unregister hooks.
3495 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3496 (add_new_function): New function.
3497 (generate_summary): Register hook.
3498 (propagate): Remove hook.
3500 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3502 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3503 * ipa-cp.c (ipcp_update_cloned_node): New function.
3504 (build_const_val): Handle functions correctly; bring type logic
3505 into sync with tree-inline.c
3506 (ipcp_init_stage): Take care of computing stuff needed by
3507 indirect inlining; update clones.
3508 (ipcp_generate_summary): Break out of ipcp_driver.
3509 (ipcp_driver): Do only execution and transformation.
3510 (pass_ipa_cp): Make IPA_PASS.
3511 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3513 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3514 ipcp, some info is already available.
3515 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3516 * tree-inline.c (remap_ssa_name): Unshare expression.
3518 2008-08-21 Richard Guenther <rguenther@suse.de>
3520 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3521 a PHI ask VN if it is already available.
3522 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3523 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3525 2008-08-21 Richard Guenther <rguenther@suse.de>
3528 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3529 makes sure to produce a result of the correct type.
3531 2008-08-21 Jan Hubicka <jh@suse.cz>
3532 Backport from LTO branch:
3534 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3535 Jan Hubicka <jh@suse.cz>
3538 (init_state, finish_state, set_function_state, generate_summary):
3540 (scan_stmt): Renamed from scan_function. Changed to keep state in
3541 local static vars rather than cgraph aux field.
3542 (propagate): Renamed from static_execute. Changed to keep state in
3543 local static vars rather than cgraph aux field.
3544 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3545 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3547 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3549 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3550 * ipa-reference.c (init_function_info, generate_summary,
3551 propagate): New functions.
3552 (analyze_function): Call init_function_info.
3553 (static_execute): Stripped into generate_summary and propagate.
3554 (pass_ipa_reference): Made into ipa_opt_pass.
3556 2008-08-21 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/37181
3559 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3561 (extract_range_from_unary_expr): Likewise.
3563 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3565 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3567 * toplev.h (pedwarn_at): Likewise.
3568 * builtins.c: Update all calls to pedwarn.
3569 * c-lex.c: Likewise.
3570 * toplev.c: Likewise.
3571 * c-tree.h: Likewise.
3572 * c-decl.c: Likewise.
3573 * c-errors.c: Likewise.
3574 * c-typeck.c: Likewise.
3575 * c-common.c: Likewise.
3576 * c-parser.c: Likewise.
3578 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3581 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3582 with MODE_VECTOR_INT mode.
3584 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3587 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3588 initialized outside the current module.
3589 (warn_uninitialized_var): Ignore left-hand side when walking the
3590 trees. Ignore address expressions. Examine VUSE operands in gimple
3591 statements with a variable declaration on the right-hand side.
3593 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3596 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3598 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3601 * c-common.c (conversion_warning): Do not warn if applying bit-and
3602 operator to unsigned constant that fits in the target type.
3604 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3607 * c-common.c (conversion_warning): Do not warn for artificial
3610 2008-08-20 Richard Guenther <rguenther@suse.de>
3612 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3613 (extract_range_from_binary_expr): Fall back to constant propagation.
3614 (extract_range_from_unary_expr): Likewise.
3616 2008-08-20 Richard Guenther <rguenther@suse.de>
3618 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3619 with TREE_THIS_VOLATILE on shared nodes.
3620 (fold_stmt_r): Likewise.
3622 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3625 * c-parser.c (c_parser_attributes): For keywords use canonical
3626 spelling for attr_name.
3628 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3630 * value-prof.c (check_counter): Revert wrong call to error.
3632 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3634 * profile.c: Update calls to inform.
3635 * value-prof.c: Update calls to inform.
3637 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3639 * diagnostic.c (inform): Add an explicit location_t parameter.
3640 * toplev.h (inform): Update declaration.
3641 * builtins.c: Update all calls to inform.
3642 * c-common.c: Likewise.
3643 * c-decl.c: Likewise.
3644 * c-opts.c: Likewise.
3645 * c-pch.c: Likewise.
3646 * c-pragma.c: Likewise.
3647 * c-typeck.c: Likewise.
3648 * coverage.c: Likewise.
3650 * toplev.c: Likewise.
3651 * tree-cfg.c: Likewise.
3652 * tree-ssa.c: Likewise.
3654 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3657 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3658 V2DI mode, for SSE4.1, use movq instead of vector set if the
3659 second element is zero and inter-unit moves are OK.
3661 2008-08-20 Richard Guenther <rguenther@suse.de>
3663 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3664 properly handle conversion/copy chains after tuplification.
3666 2008-08-20 Richard Guenther <rguenther@suse.de>
3668 * passes.c (init_optimization_passes): Move the second
3669 forwprop pass before alias computation. Remove the second
3670 DCE pass. Remove the first dominator and phi copy/const
3673 2008-08-20 Nick Clifton <nickc@redhat.com>
3675 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3676 support of this feature. Do not assume that a sufficiently new
3677 assembler will support the feature regardless of the target type.
3678 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3679 * configure: Regenerate.
3681 2008-08-20 Richard Guenther <rguenther@suse.de>
3683 * tree-vrp.c (found_in_subgraph): Remove.
3684 (live): New global static.
3685 (live_on_edge): New function.
3686 (blocks_visited): Remove.
3687 (register_edge_assert_for_2): Use live_on_edge.
3688 (find_conditional_asserts): Remove code dealing with
3689 found_in_subgraph. Do not walk the CFG.
3690 (find_switch_asserts): Likewise.
3691 (find_assert_locations_1): Renamed from find_assert_locations.
3692 Move finding assert locations for conditional and switch
3693 statements first. Update live bitmap. Do not walk the CFG.
3694 (find_assert_locations): New function.
3695 (insert_range_assertions): Remove entry of CFG walk.
3696 Adjust call to find_assert_locations.
3697 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3698 that only can appear because of fake exit edges but assert we
3699 never try to insert on those.
3700 (fini_pre): Do not remove fake exit edges here...
3701 (execute_pre): ...but here, before committing edge inserts.
3703 2008-08-19 Richard Guenther <rguenther@suse.de>
3705 * passes.c (init_optimization_passes): Exchange store-ccp
3708 2008-08-19 Rafael Espíndola <espindola@google.com>
3710 * varasm.c (weak_decls): Move earlier in the file.
3711 (assemble_external): Add weak decls to the weak_decls list.
3712 (declare_weak): Don't add decls to the weak_decls list.
3714 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3717 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3718 before (sse2_shufpd_<mode>).
3720 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3723 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3724 * tree.c (block_nonartificial_location): Likewise.
3726 2008-08-19 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/35972
3729 PR tree-optimization/23094
3730 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3732 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3733 handle MISALIGNED_INDIRECT_REF.
3734 (get_ref_from_reference_ops): New helper.
3735 (vn_reference_lookup_pieces): Walk the use-def chain using the
3736 alias-oracle if requested.
3737 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3738 walking the use-def chain.
3739 (compute_avail): But not here.
3740 (create_component_ref_by_pieces_1): Properly handle
3741 MISALIGNED_INDIRECT_REF.
3742 (do_regular_insertion): Handle fully redundant
3743 expressions after PHI-translation also for SSA_NAME values, not
3744 only constants. Correctly use edoubleprime for that.
3746 2008-08-19 Ira Rosen <irar@il.ibm.com>
3748 * tree-vectorizer.c (supportable_widening_operation): Support
3749 multi-step conversion, return the number of steps in such conversion
3750 and the required intermediate types.
3751 (supportable_narrowing_operation): Likewise.
3752 * tree-vectorizer.h (vect_pow2): New function.
3753 (supportable_widening_operation): Change argument types.
3754 (supportable_narrowing_operation): Likewise.
3755 (vectorizable_type_promotion): Add an argument.
3756 (vectorizable_type_demotion): Likewise.
3757 * tree-vect-analyze.c (vect_analyze_operations): Call
3758 vectorizable_type_promotion and vectorizable_type_demotion with
3759 additional argument.
3760 (vect_get_and_check_slp_defs): Detect patterns.
3761 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3763 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3764 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3765 according to the smallest type in the loop.
3766 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3767 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3768 supportable_widening_operation with correct arguments.
3769 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3770 operands lists according to the number of vector statements in left
3771 or right node, if exists.
3772 (vect_gen_widened_results_half): Remove unused argument.
3773 (vectorizable_conversion): Call supportable_widening_operation,
3774 supportable_narrowing_operation, and vect_gen_widened_results_half
3775 with correct arguments.
3776 (vectorizable_assignment): Change documentation, support multiple
3778 (vectorizable_operation): Likewise.
3779 (vect_get_loop_based_defs): New function.
3780 (vect_create_vectorized_demotion_stmts): Likewise.
3781 (vectorizable_type_demotion): Support loop-aware SLP and general
3782 multi-step conversion. Call vect_get_loop_based_defs and
3783 vect_create_vectorized_demotion_stmts for transformation.
3784 (vect_create_vectorized_promotion_stmts): New function.
3785 (vectorizable_type_promotion): Support loop-aware SLP and general
3786 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3788 (vectorizable_store): Change documentation, support multiple
3790 (vectorizable_load): Likewise.
3791 (vect_transform_stmt): Pass SLP_NODE to
3792 vectorizable_type_promotion and vectorizable_type_demotion.
3793 (vect_schedule_slp_instance): Move here the calculation of number
3794 of vectorized statements for each node from...
3795 (vect_schedule_slp): ... here.
3796 (vect_transform_loop): Call vect_schedule_slp without the last
3799 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3802 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3803 to == in assert statement.
3804 (vectorizable_reduction): Fix typo.
3806 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3809 * value-prof.c (check_counter): Dereference pointer to overall
3810 count when printing it.
3812 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3814 * profile.h: Really add it.
3816 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3818 * mcf.c: Really add it.
3820 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3821 Vinodha Ramasamy <vinodha@google.com>
3823 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3825 * value-prof.c (check_counter): Fix the counter if
3826 flag_profile_correction is true.
3827 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3828 tree_mod_subtract_transform):
3829 Follow check_counter parameter change.
3830 * common.opt (fprofile-correction): New option.
3832 * profile.h: Likewise.
3833 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3834 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3835 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3837 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3838 flag_profile_correction is set.
3840 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3842 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3844 2008-08-18 Tomas Bily <tbily@suse.cz>
3846 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3847 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3849 * tree-data-ref.c (split_constant_offset_1): Likewise.
3850 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3851 * tree-sra.c (sra_walk_expr): Likewise.
3852 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3853 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3854 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3855 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3857 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3858 * tree-vect-transform.c (vectorizable_type_demotion)
3859 (vectorizable_type_promotion): Likewise.
3860 * tree-inline.c (expand_call_inline):
3861 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3862 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3863 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3864 * expr.c (expand_expr_real_1): Likewise.
3865 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3866 (gimple_assign_unary_useless_conversion_p): Likewise.
3867 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3868 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3869 * fold-const.c (fold_unary): Likewise.
3870 * tree.h (CONVERT_EXPR_P): Likewise.
3871 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3872 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3874 (register_edge_assert_for_2, extract_range_from_unary_expr)
3875 (register_edge_assert_for_1): Likewise.
3877 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3879 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3880 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3881 (enum real_value_const): Delete.
3882 (get_real_const): Delete.
3883 * real.c (get_real_const): Delete.
3884 (dconst_e_ptr): Define.
3885 (dconst_third_ptr): Define.
3886 (dconst_sqrt2_ptr): Define.
3887 * builtins.c: Update all callers.
3889 2008-08-18 Richard Guenther <rguenther@suse.de>
3891 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3892 statement iterator after statement removal.
3894 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3896 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3897 (detect_processor_freebsd): Likewise.
3898 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3900 2008-08-18 Richard Guenther <rguenther@suse.de>
3902 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3903 and loads have the correct types.
3905 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3908 * c-opts.c (cpp_opts): Remove static.
3909 * c-parser.c (cpp_opts): Declare it extern.
3910 (disable_extension_diagnostics): Handle cpp options.
3911 (enable_extension_diagnostics): Likewise.
3913 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3915 * diagnostics.c (permerror_at): Rename as permerror.
3916 (permerror): Delete.
3917 * toplev.h: Likewise.
3919 2008-08-18 Richard Guenther <rguenther@suse.de>
3921 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3922 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3923 Move call_cdce before build_alias. Move copyrename2,
3924 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3925 right after final inlining.
3926 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3927 (pass_build_cfg): But instead via TODO_dump_func.
3929 2008-08-18 Richard Guenther <rguenther@suse.de>
3931 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3933 (scalarize_init): If we failed to generate some initializers
3934 do not generate zeros for not instantiated members. Instead
3935 rely on the copy out.
3936 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3937 about missing flow-sensitive alias info only if we have
3940 2008-08-17 Nick Clifton <nickc@redhat.com>
3942 * doc/extend.texi (Function Attributes): Fix typo in description
3943 if hot function attribute.
3945 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3946 Richard Sandiford <rdsandiford@googlemail.com>
3948 * doc/install.texi (--with-mips-plt): Document.
3949 * doc/invoke.texi (-mplt, -mno-plt): Document.
3950 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3951 and handle ${with_mips_plt}.
3952 * config/mips/mips.opt (mplt): New option.
3953 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3954 (TARGET_ABICALLS_PIC2): Likewise.
3955 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3956 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3957 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3958 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3959 to decide whether to output ".option picX" directives.
3960 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3961 Pass -call_nonpic rather than -KPIC for -mplt.
3962 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3963 on the command line. Also remove it when -mabi=64 is used without
3965 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3966 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3967 TARGET_ABICALLS_PIC0.
3968 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3970 (mips16_build_function_stub): Only output ".option pic" directives
3971 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3972 (mips16_build_call_stub): Fix comment and remove redundant
3973 ".set at"/"set .noat" directives.
3974 (mips_function_rodata_section): Use the default behaviour for
3975 TARGET_ABSOLUTE_ABICALLS.
3976 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3977 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3978 (mips_restore_gp): Do nothing if the current function doesn't use
3980 (mips_expand_prologue): Only save $gp if the current function uses it.
3981 Use a normal move for TARGET_ABICALLS_PIC0.
3982 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3984 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3986 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3987 of function when handling GLOBAL_POINTER_REGNUM.
3989 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3992 * common.opt (-fstack-check): Do not declare the variable here.
3993 (-fstack-check=): New option variant.
3994 * doc/invoke.texi (Code Gen Options): Document it.
3995 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3996 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3997 (STACK_CHECK_STATIC_BUILTIN): New macro.
3998 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3999 * opts.c: Include expr.h.
4000 (common_handle_option) <OPT_fold_stack_check_>: New case.
4001 <OPT_fstack_check>: Likewise.
4002 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4003 consistently in the test for variable-sized types. Adjust for
4004 new behaviour of flag_stack_check.
4005 * explow.c: Include except.h.
4006 (allocate_dynamic_stack_space): Do not take into account
4007 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4008 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4009 for variable-sized parameters. Treat all parameters whose size is
4010 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4011 stack checking is enabled.
4012 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4013 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4014 if generic stack checking is enabled.
4015 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4016 * reload1.c (reload): Likewise.
4017 * stmt.c (expand_decl): Assert that all automatic variables have
4018 fixed size at this point and remove dead code.
4019 * flags.h (stack_check_type): New enumeration type.
4020 (flag_stack_check): Declare.
4021 * toplev.c (flag_stack_check): New global variable.
4022 * Makefile.in (opts.o): Add dependency on EXPR_H.
4023 (explow.o): Add dependency on except.h.
4025 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4027 * config/avr/avr.c (avr_override_options): Reduce value of
4028 PARAM_INLINE_CALL_COST.
4030 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4032 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4033 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4034 lieu of TYPE_MODE (type) throughout.
4036 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4038 * config/arm/arm.c (add_minipool_backward_ref): Check for
4039 8-byte-aligned entries in second case of forcing insertion after a
4040 particular entry. Change third case to avoid inserting
4041 non-8-byte-aligned entries before 8-byte-aligned ones.
4043 2008-08-15 Richard Guenther <rguenther@suse.de>
4045 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4046 strip components for unknown size accesses.
4048 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4050 * config/s390/2097.md New file.
4051 * config/s390/s390.md ("z10prop" attribute): Define none,
4052 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4053 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4054 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4055 possible values and apply them to insns as appropriate.
4056 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4057 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4058 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4059 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4061 ("bfp" mode attribute): Removed. Every occurence replaced
4063 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4064 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4067 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4070 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4073 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4075 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4076 additional argument. Support reduction when duplication is needed due
4077 to data-types of different sizes in the loop.
4078 (get_initial_def_for_induction): Fix printout.
4079 (vect_get_vec_def_for_stmt_copy): Support case where the
4080 vec_stmt_for_operand is a phi node.
4081 (vectorizable_reduction): Support reduction when duplication is needed
4082 due to data-types of different sizes in the loop.
4083 (vectorizable_call): Remove restriction to not vectorize in case we
4084 have data-types of different sizes in the loop.
4085 (vectorizable_conversion): Likewise.
4086 (vectorizable_operation): Likewise.
4087 (vectorizable_type_demotion): Likewise.
4088 (vectorizable_type_promotion): Likewise.
4089 (vectorizable_induction): Add restriction to not vectorize in case
4090 we have data-types of different sizes in the loop.
4092 2008-08-14 Christophe Saout <christophe@saout.de>
4093 Uros Bizjak <ubizjak@gmail.com>
4096 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4097 (*vec_concatv2di_rex64_sse4_1): Ditto.
4098 (*vec_concatv2di_rex64_sse): Ditto.
4100 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4103 * fold-const.c (fold_widened_comparison): Do not allow
4104 sign changes that change the result even if shorter type
4105 is wider than arg1_unw's type.
4107 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4109 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4110 Skip if the multilib testing specifies -march that does not
4111 agree with the one specified in the testcase.
4113 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4115 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4116 zero extend SImode values being converted to TFmode before passing
4119 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4121 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4122 __PPU__ when targeting the Cell/B.E. PPU processor.
4124 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4126 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4127 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4128 Rematerialize the static chain, if any.
4129 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4132 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4134 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4135 (new_loc_descr): Likewise.
4136 (add_loc_descr): Likewise.
4137 (size_of_loc_descr): Likewise.
4138 (size_of_locs): Likewise.
4139 (output_loc_operands): Likewise.
4140 (output_loc_sequence): Likewise.
4141 (new_reg_loc_descr): New.
4142 (build_cfa_loc): Use it.
4143 (build_cfa_aligned_loc): Likewise.
4144 (one_reg_loc_descriptor): Likewise.
4145 (based_loc_descr): Likewise.
4147 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4150 * doc/invoke.texi (Wmain): Update.
4151 * c-decl.c (start_decl): warn_main is only 0 or 1.
4152 (start_function): Likewise. Fix formatting.
4153 (finish_function): Delete redundant warning.
4154 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4155 * c-opts (c_common_handle_option): -Wall only has effect if
4156 warn_main is uninitialized. OPT_Wmain is automatically
4157 handled. -pedantic also enables Wmain.
4158 (c_common_post_options): Handle all logic for Wmain here.
4159 * c-common.c (warn_main): Delete.
4160 (check_main_parameter_types): Make pedwarns conditional on
4162 * c-common.h (warn_main): Delete.
4164 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4167 * expr.c (emit_group_store): Allocate stack temp with the
4168 largest alignment when copying from register to stack.
4170 2008-08-13 Richard Guenther <rguenther@suse.de>
4172 * tree.h (maybe_fold_offset_to_address): Declare.
4173 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4174 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4175 Likewise for POINTER_PLUS_EXPR.
4176 (maybe_fold_offset_to_reference): Enable disabled code.
4177 (maybe_fold_offset_to_address): New function.
4178 (fold_stmt_r): Use it.
4179 (fold_gimple_assign): Likewise.
4180 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4181 (gimplify_expr): Likewise.
4183 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4185 * toplev.h (pedwarn_at): Fix declaration.
4187 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4189 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4190 LINK_SPEC): Use %R in -Y P argument.
4192 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4195 * diagnostic.c (pedwarn_at): New.
4196 * toplev.h (pedwarn_at): Declare.
4197 * c-tree.h (build_enumerator): Update declaration.
4198 * c-decl.c (finish_enum): Update comment.
4199 (build_enumerator): Take a location parameter. Give a pedwarn but do
4200 not perform any conversion.
4201 * c-parser.c (c_parser_enum_specifier): Set correct location for
4204 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4207 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4208 expressions except for conversions to signed:1 bitfields. Handle
4209 COND_EXPR with constant operands.
4211 2008-08-13 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/15255
4214 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4215 (struct oecount_s): New struct and VEC types.
4217 (oecount_hash): New function.
4218 (oecount_eq): Likewise.
4219 (oecount_cmp): Likewise.
4220 (zero_one_operation): New function.
4221 (build_and_add_sum): Likewise.
4222 (undistribute_ops_list): Perform un-distribution of multiplication
4223 and division on the chain of summands.
4224 (should_break_up_subtract): Also break up subtracts for factors.
4225 (reassociate_bb): Delete dead visited statements.
4226 Call undistribute_ops_list. Re-sort and optimize if it did something.
4227 * passes.c (init_optimization_passes): Move DSE before
4229 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4232 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4234 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4236 * doc/invoke.texi: Revert unintended checkin.
4238 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4241 * gcc.c (include_spec_function): Tweak call to find_a_file.
4243 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4246 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4247 and TRUTH_ORIF_EXPR.
4248 * dojump.c (do_jump): Likewise.
4250 PR tree-optimization/37084
4251 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4252 if id->regimplify, don't assume stmt is a cast assignment.
4254 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4256 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4258 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4261 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4264 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4266 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4267 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4269 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4270 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4271 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4272 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4273 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4275 * doc/tm.texi (Storage Layout): Remove documentation for
4276 TARGET_FLOAT_FORMAT.
4278 * simplify-rtx.c (simplify_binary_operation_1): Replace
4279 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4281 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4283 * real.h (struct real_format): New member has_sign_dependent_rounding.
4284 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4285 spu_single_format, ieee_double_format, mips_double_format,
4286 motorola_double_format, ieee_extended_motorola_format,
4287 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4288 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4289 mips_extended_format, ieee_quad_format, mips_quad_format,
4290 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4291 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4293 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4294 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4295 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4296 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4297 (ROUND_TOWARDS_ZERO): Likewise.
4299 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4300 (FLOAT_MODE_FORMAT): New macro.
4301 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4302 (MODE_COMPOSITE_P): ... this new macro.
4303 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4304 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4305 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4307 * flags.h: Include "real.h".
4309 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4310 REAL_MODE_FORMAT_COMPOSITE_P.
4311 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4313 * doc/tm.texi (Storage Layout): Remove documentation of
4314 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4315 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4316 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4317 they only apply to libgcc2.a.
4319 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4321 * config/spu/float_disf.c: New file.
4322 * config/spu/float_unsdisf.c: New file.
4323 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4324 (LIB2FUNCS_EXCLUDE): Define.
4326 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4327 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4329 * real.h (struct real_format): New member round_towards_zero.
4330 * real.c (round_for_format): Respect fmt->round_towards_zero.
4331 (ieee_single_format, mips_single_format, motorola_single_format,
4332 spu_single_format, ieee_double_format, mips_double_format,
4333 motorola_double_format, ieee_extended_motorola_format,
4334 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4335 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4336 mips_extended_format, ieee_quad_format, mips_quad_format,
4337 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4338 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4340 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4341 real_format to choose rounding mode when calling MPFR functions.
4342 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4343 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4345 * real.h (real_to_decimal_for_mode): Add prototype.
4346 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4347 Respect target rounding mode when generating decimal representation.
4348 (real_to_decimal): New stub for backwards compatibility.
4349 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4350 real_to_decimal_for_mode instead of real_to_decimal.
4352 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4354 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4355 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4357 * real.c (spu_single_format): New variable.
4358 * real.h (spu_single_format): Declare.
4360 * config/spu/spu.c (spu_override_options): Install SFmode format.
4361 (spu_split_immediate): Use integer mode to operate on pieces of
4362 floating-point values in all cases.
4364 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4365 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4366 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4368 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4370 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4372 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4374 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4376 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4379 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4380 on the VAR_DECL instead of TYPE_READONLY on its type.
4382 2008-08-12 Ira Rosen <irar@il.ibm.com>
4384 * tree-vectorizer.c: Depend on langhooks.h.
4385 (supportable_widening_operation): Add two arguments. Support double
4387 (supportable_narrowing_operation): Likewise.
4388 * tree-vectorizer.h (supportable_widening_operation): Add two
4390 (supportable_narrowing_operation): Likewise.
4391 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4392 supportable_widening_operation with correct arguments.
4393 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4394 (vectorizable_type_demotion): Support double type conversions.
4395 (vectorizable_type_promotion): Likewise.
4396 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4398 2008-08-11 Michael Matz <matz@suse.de>
4400 * i386/i386.c (override_options): Move initialisation from
4401 flag_schedule_insns_after_reload to here from ...
4402 (optimization_options): ... here.
4404 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4406 PR rtl-optimization/36998
4407 * dwarf2out.c (compute_barrier_args_size_1,
4408 compute_barrier_args_size): Temporarily remove assertions.
4410 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4413 * tree-ssa.c (struct walk_data): Add new flag
4414 warn_possibly_uninitialized.
4415 (warn_uninitialized_var): Use it.
4416 (warn_uninitialized_vars): New.
4417 (execute_early_warn_uninitialized): Call it.
4418 (execute_late_warn_uninitialized): Likewise.
4420 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4423 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4426 2008-08-09 Jan Hubicka <jh@suse.cz>
4429 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4431 (expand_fix): Be prepared for expansion to fail.
4432 (expand_sfix_optab): Remove instructions if expansion failed.
4434 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4436 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4438 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4439 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4441 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4443 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4444 mips/t-libgcc-mips16 to tmake_file.
4445 * config/mips/mips-protos.h (mips_call_type): New enum.
4446 (mips_pic_base_register, mips_got_load): Declare.
4447 (mips_restore_gp): Take an rtx argument.
4448 (mips_use_pic_fn_addr_reg_p): Declare.
4449 (mips_expand_call): Replace the sibcall_p argument with
4450 a mips_call_type argument. Add a lazy_p parameter.
4451 (mips_split_call): Declare.
4452 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4453 (MIPS16_PIC_TEMP): Likewise.
4454 (reg_class): Delete M16_NA_REGS.
4455 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4456 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4457 (mips_split_hi_p): Declare.
4458 * config/mips/mips.c (mips_split_hi_p): New array.
4459 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4460 (mips_got_symbol_type_p): New function.
4461 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4462 (mips16_stub_function_p): New function.
4463 (mips16_local_function_p): Likewise.
4464 (mips_use_pic_fn_addr_reg_p): Likewise.
4465 (mips_cannot_force_const_mem): Return false for HIGHs.
4466 Extend CONST_INT and symbolic handling to MIPS16, using
4467 mips_symbol_insns to check that the base symbol type is a
4468 legitimate constant. Reject GOT-based constants if
4469 TARGET_MIPS16_PCREL_LOADS.
4470 (mips_const_insns): Check targetm.cannot_force_const_mem when
4471 decomposing a symbolic base and a large offset.
4472 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4473 When calling a function that needs $25 from MIPS16 code,
4474 move the target address into $25 separately and add a USE
4476 (mips16_gp_pseudo_reg): Insert the initializer immediately
4477 before the first real insn.
4478 (mips_pic_base_register, mips_got_load): New functions.
4479 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4480 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4481 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4482 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4483 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4484 also passing NULL_RTX rather than const0_rtx as the aux argument.
4485 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4486 instead of TARGET_EXPLICIT_RELOCS.
4487 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4488 (mips_load_call_address): Replace the sibcall_p argument with
4489 a mips_call_type argument. Use mips_got_load.
4490 (mips16_local_alias): New structure.
4491 (mips16_local_aliases): New variable.
4492 (mips16_local_aliases_hash): New function.
4493 (mips16_local_aliases_eq): Likewise.
4494 (mips16_local_alias): Likewise.
4495 (mips16_stub_function): Likewise.
4496 (mips16_build_function_stub): Create a local alias for the target
4497 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4498 .cpload directive and an R_MIPS_NONE relocation for the target
4499 function, then load the alias rather than the function itself.
4500 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4501 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4502 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4503 (mips16_build_call_stub): Replace the FN parameter with an
4504 FN_PTR parameter. Force the address into a register if it
4505 isn't a call_insn_operand; don't rely on the caller to do this.
4506 If a call to a locally-defined and locally-binding MIPS16
4507 function must be made indirectly, redirect the call to the
4508 function's local alias. Use mips16_stub_function_p,
4509 mips16_stub_function, mips_expand_call and use_reg.
4510 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4511 Use explicit %hi and %lo accesses where possible.
4512 Use MIPS_CALL to generate the correct code form of a
4513 jal instruction. Add clobbers of $18 instead of uses.
4514 Update the call to mips_emit_call_insn.
4515 (mips_expand_call): Replace the SIBCALL_P argument with a
4516 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4517 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4518 allowing it to modify the call address. Update the calls to
4519 mips_load_call_address and mips_emit_call_insn.
4520 (mips_split_call): New function.
4521 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4522 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4523 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4524 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4525 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4527 (mips_cprestore_slot): New function.
4528 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4529 and use mips_cprestore_slot.
4530 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4532 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4533 then use a copygp_mips16 instruction to set up $28.
4534 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4535 (mips16_lay_out_constants): Call split_all_insns_noflow.
4536 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4537 false if TARGET_MIPS16.
4538 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4539 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4540 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4541 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4542 MIPS16 code. Allow MIPS16 o32 PIC.
4543 (mips_override_options): Allow MIPS16 o32 PIC.
4544 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4545 after reload if TARGET_USE_GOT.
4546 (UNSPEC_COPYGP): New constant.
4547 (length): Use a default length of 8 for MIPS16 GOT loads.
4548 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4549 (*got_page<mode>): Check mips_split_hi_p.
4550 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4551 (unspec_got<mode>, unspec_call<mode>): New expanders.
4552 (load_got<mode>, load_call<mode>): Remove the length attributes.
4553 Use a got attribute instead of a type attribute.
4554 (copygp_mips16): New insn.
4555 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4556 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4557 (sibcall, sibcall_value, call, call_value): Update the calls
4558 to mips_expand_call.
4559 (call_internal, call_value_internal): Use mips_split_call.
4560 (call_value_multiple_internal): Likewise.
4561 (call_split): Move after call_internal (the insn it is split from).
4562 (call_internal_direct, call_value_internal_direct): Turn into
4563 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4564 (call_direct_split, call_value_direct_split): New patterns.
4565 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4566 and use M16_REGS instead of M16_NA_REGS.
4567 * config/mips/predicates.md (const_call_insn_operand): Replace
4568 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4569 mips_use_pic_fn_addr_reg_p check.
4570 (move_operand): Reject HIGHs if mips_split_hi_p.
4571 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4572 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4573 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4574 * config/mips/libgcc-mips16.ver: New file.
4575 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4576 $(srcdir)/config/mips/libgcc-mips16.ver.
4578 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4580 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4581 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4582 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4583 (mips16_cfun_returns_in_fpr_p): Likewise.
4585 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4587 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4588 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4589 rather than 4 to PC.
4591 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4593 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4594 (FUNCTION_PROFILER): Save the static chain pointer into $2
4595 beforehand and restore it aftewards.
4596 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4597 address directly into $25 and call the function through $25;
4598 do not clobber $3. Pad the DImode version to cover the space
4599 left by the deleted $25 <- $3 move.
4600 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4601 the removal of the $25 <- $3 move.
4602 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4603 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4605 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4606 Daniel Jacobowitz <dan@codesourcery.com>
4608 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4609 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4610 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4611 * config/mips/mips.c (mips_start_function_definition): New function.
4612 (mips_end_function_definition): Likewise.
4613 (mips_output_function_prologue): Use mips_start_function_definition.
4614 (mips_output_function_epilogue): Use mips_end_function_definition.
4615 (build_mips16_function_stub): Use mips_start_function_definition
4616 and mips_end_function_definition.
4617 (build_mips16_call_stub): Likewise.
4619 2008-08-09 Richard Guenther <rguenther@suse.de>
4621 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4622 * gimple.h (gimple_call_fn): Adjust comment.
4623 (gimple_call_set_fndecl): New function.
4624 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4625 longer having bare FUNCTION_DECL operand.
4626 (gimple_call_return_type): Likewise.
4627 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4629 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4630 (gimple_mod_pow2): Likewise.
4631 (gimple_mod_subtract): Likewise.
4632 (gimple_ic): Likewise.
4633 (gimple_stringop_fixed_value): Likewise.
4634 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4635 longer having bare FUNCTION_DECL operand.
4636 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4637 * omp-low.c (optimize_omp_library_calls): Likewise.
4638 * cgraphunit.c (update_call_expr): Likewise.
4639 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4640 (execute_convert_to_rsqrt): Likewise.
4641 * cfgexpand.c (gimple_to_tree): Simplify.
4642 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4643 bare FUNCTION_DECL operand.
4644 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4645 (convert_gimple_call): Use gimple_call_fndecl.
4646 * c-common.c (c_warn_unused_result): Likewise.
4648 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4651 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4652 (c_finish_return): Likewise.
4653 (c_start_case): Likewise.
4654 * c-common.c (warn_for_collisions_1): Use explicit location in
4656 * c-parser.c (c_parser_condition): New. Call
4657 verify_sequence_points.
4658 (c_parser_paren_condition): Call c_parser_condition.
4659 (c_parser_for_statement): Call c_parser_condition.
4661 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4664 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4665 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4666 Moved from diagnostic.h
4667 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4669 (emit_diagnostic): New.
4670 (warning0, pedwarn0): Delete.
4671 (warning, warning_at, pedwarn, permerror): Return bool.
4672 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4673 Moved to diagnostic.c.
4674 (struct diagnostic_context): Use correct type for
4675 classify_diagnostic.
4676 (diagnostic_report_diagnostic): Update declaration.
4677 (emit_diagnostic): Declare.
4678 * errors.c (warning): Return bool.
4679 * errors.h (warning): Update declaration.
4680 * toplev.h (warning0, pedwarn0): Delete.
4681 (warning, warning_at, pedwarn, permerror): Return bool.
4682 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4683 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4684 inform. Update all calls.
4685 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4686 before giving informative note.
4687 (implicit_decl_warning): Likewise.
4688 * c-typeck.c (build_function_call): Likewise.
4689 * tree-sssa.c (warn_uninit): Likewise.
4690 * builtins.c (gimplify_va_arg_expr): Likewise.
4692 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4695 * doc/invoke.texi (-Wextra): Move warning from here...
4696 (-Wuninitialized): ... to here.
4698 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4701 * flags.h (set_Wunused): Delete
4702 * toplev.c (process_options): Handle Wunused flags here.
4703 * opts.c (maybe_warn_unused_parameter): Delete.
4704 (common_handle_option): Replace set_Wunused by warn_unused.
4705 (set_Wextra): Do not handle Wunused-parameter here.
4706 (set_Wunused): Delete.
4707 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4709 * common.opt (Wunused): Add Var and Init.
4710 (Wunused-function): Likewise.
4711 (Wunused-label): Likewise.
4712 (Wunused-parameter): Likewise.
4713 (Wunused-value): Likewise.
4714 (Wunused-variable): Likewise.
4716 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4718 * doc/invoke.texi: Add cpu_type power7.
4719 * config.in (HAVE_AS_VSX): New.
4720 * config.gcc: Add cpu_type power7.
4721 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4723 * configure: Regenerate.
4724 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4726 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4727 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4728 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4730 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4732 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4733 type to vectorize.builtin_conversion.
4734 (vectorizable_conversion): Likewise.
4735 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4736 integral type as input.
4737 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4739 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4740 and ALTIVEC_BUILTIN_VCTSXS.
4741 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4744 2008-08-08 Richard Guenther <rguenther@suse.de>
4746 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4747 (surely_varying_stmt_p): Calls are varying only if they are
4748 non-builtin and not indirect or have no result.
4749 (ccp_fold): Re-instantiate code before the tuples merge.
4751 2008-08-08 Richard Guenther <rguenther@suse.de>
4753 PR tree-optimization/37056
4754 * gimple.h (gimple_assign_rhs_class): New helper function.
4755 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4756 unary operations properly.
4758 2008-08-07 Jan Hubicka <jh@suse.cz>
4760 * i386.h (ix86_size_cost): Declare.
4761 (ix86_cur_cost): New function macro.
4762 * i386.md (peepholes expanding size and splitters): Predicate by
4763 optimize_insn_for_speed_p.
4764 (peepholes reduce size and splitters): Predicate by
4765 optimize_insn_for_size_p.
4766 * i386.c (ix86_size_cost): Rename from ...
4767 (size_cost): This one.
4768 (override_options): Update.
4769 (decide_alg): Likewise.
4770 (ix86_expand_clear): Use RTL profile.
4771 (ix86_pad_returns): Use RTL profile.
4773 2008-08-07 Jan Hubicka <jh@suse.cz>
4775 * recog.c (split_all_insns): Set RTL profile
4776 (peephole2_optimize): Likewise.
4777 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4778 * combine.c (combine_instructions): Likewise.
4780 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4784 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4786 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4787 value in a6 after the set_frame_ptr insn.
4789 2008-08-07 Richard Henderson <rth@redhat.com>
4792 * gcc.c (cpp_options): Pass along -g*.
4794 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4796 * config/arm/arm.c (output_move_neon): Update comment describing
4797 big-endian vector layout.
4798 (arm_assemble_integer): Do not handle big-endian NEON vectors
4800 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4801 neon_vget_lane<mode>_sext_internal,
4802 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4803 element indices for big-endian.
4805 2008-08-07 Richard Henderson <rth@redhat.com>
4807 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4808 * configure, config.in: Rebuild.
4809 * debug.h (dwarf2out_do_cfi_asm): Declare.
4810 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4811 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4812 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4813 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4815 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4817 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4818 movv2si_internal): Combine into mov<mode>_internal.
4819 (movv2si_internal_2): Remove.
4821 2008-08-07 Jan Hubicka <jh@suse.cz>
4824 * i386.md (single stringop patterns): Enable unconditionally.
4826 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4829 * config/i386/emmintrin.h (_mm_move_epi64): Use
4830 __builtin_ia32_movq128.
4832 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4833 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4835 * config/i386/sse.md (sse2_movq128): New.
4837 * doc/extend.texi: Document __builtin_ia32_movq128.
4839 2008-08-07 Richard Guenther <rguenther@suse.de>
4842 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4843 pointers can access anything.
4845 2008-08-06 Jan Hubicka <jh@suse.cz>
4847 * optabs.c (emit_unop_insn): Break out to ...
4848 (maybe_emit_unop_insn): ... this one.
4849 (expand_sfix_optab): Use maybe variant.
4850 * optabs.h (maybe_emit_unop_insn): Declare.
4852 * i386.md (mov0 patterns): Enable by default.
4853 (FP conversion expanders): Disable expansion of code expanding
4854 sequences when instruction should be optimized for size.
4855 (single strinop patterns): Enable when optimizing for size.
4856 (string expanders): Disable expanding of code expanding sequences
4857 when optimizning instruction for size.
4858 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4860 (ix86_fp_comparison_sahf_cost): Likewise.
4861 (ix86_expand_branch): Likewise.
4862 (ix86_expand_ashl_const): Likewise.
4863 (ix86_split_ashl): Likewise.
4864 (ix86_expand_strlen): Likewise.
4865 (ix86_emit_fp_unordered_jump): Likewie.
4867 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4869 * c-common.c: Fix typo.
4870 (c_common_reswords): Activate more C++ keyword warnings.
4872 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4874 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4877 * diagnostic.c (permerror_at): New.
4878 * toplev.h (permerror_at): Declare.
4880 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4881 Ira Rosen <irar@il.ibm.com>
4883 * tree-vect-transform.c (vect_model_simple_cost): Return
4884 immediately if stmt is pure SLP.
4885 (vect_model_store_cost): Ditto.
4886 (vect_model_load_cost): Ditto.
4887 (vectorizable_store): Remove PURE_SLP check before call
4888 to vect_model_store_cost.
4889 (vect_model_store_cost): When checking whether stmt describe
4890 strided access, add a check that it is not slp_node.
4892 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4895 * c-common.c (warn_for_sign_compare): New. Handle separately the
4896 case that 'constant' is zero.
4897 * c-typeck.c (build_binary_op): Move code to c-common.c
4899 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4901 * config/alpha/alpha.c (alpha_preferred_reload_class,
4902 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4903 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4904 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4905 * config/arm/arm.md: Likewise.
4906 * config/avr/avr-protos.h (preferred_reload_class,
4907 test_hard_reg_class, avr_simplify_comparison_p,
4908 out_shift_with_cnt, class_max_nregs): Likewise.
4909 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4910 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4911 preferred_reload_class, test_hard_reg_class): Likewise.
4912 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4913 bfin_memory_move_cost, bfin_secondary_reload,
4914 bfin_output_mi_thunk): Likewise.
4915 * config/crx/crx.c (crx_secondary_reload_class,
4916 crx_memory_move_cost): Likewise.
4917 * config/frv/frv-protos.h (frv_secondary_reload_class,
4918 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4919 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4920 frv_secondary_reload_class, frv_class_likely_spilled_p,
4921 frv_class_max_nregs): Likewise.
4922 * config/h8300/h8300.c (h8300_classify_operand,
4923 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4925 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4926 * config/ia64/ia64.c (ia64_preferred_reload_class,
4927 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4928 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4929 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4931 * config/m68hc11/m68hc11.c (preferred_reload_class,
4932 m68hc11_memory_move_cost): Likewise.
4933 * config/mcore/mcore.c (mcore_secondary_reload_class,
4934 mcore_reload_class): Likewise.
4935 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4936 mips_class_max_nregs, mips_cannot_change_mode_class,
4937 mips_preferred_reload_class, mips_secondary_reload_class,
4938 mips_output_mi_thunk): Likewise.
4939 * config/mmix/mmix.c (mmix_preferred_reload_class,
4940 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4942 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4944 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4945 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4946 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4947 * config/rs6000/rs6000.c (paired_expand_vector_init,
4948 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4949 compare_section_name, rs6000_memory_move_cost): Likewise.
4950 * config/s390/s390.c (s390_emit_compare_and_swap,
4951 s390_preferred_reload_class, s390_secondary_reload,
4952 legitimize_pic_address, legitimize_tls_address,
4953 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4954 s390_class_max_nregs): Likewise.
4955 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4956 * config/s390/s390.md: Likewise.
4957 * config/score/score-protos.h (score_secondary_reload_class,
4958 score_preferred_reload_class): Likewise.
4959 * config/score/score.c (score_preferred_reload_class,
4960 score_secondary_reload_class): Likewise.
4961 * config/score/score3.c (score3_output_mi_thunk,
4962 score3_preferred_reload_class, score3_secondary_reload_class,
4963 score3_hard_regno_mode_ok): Likewise.
4964 * config/score/score3.h (score3_preferred_reload_class,
4965 score3_secondary_reload_class): Likewise.
4966 * config/score/score7.c (score7_output_mi_thunk,
4967 score7_preferred_reload_class, score7_secondary_reload_class,
4968 score7_hard_regno_mode_ok): Likewise.
4969 * config/score/score7.h (score7_preferred_reload_class,
4970 score7_secondary_reload_class): Likewise.
4971 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4972 output_branchy_insn, add_constant, gen_block_redirect,
4973 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4974 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4976 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4977 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4978 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4979 xstormy16_preferred_reload_class): Likewise.
4980 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4981 xtensa_expand_atomic, override_options,
4982 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4984 * reorg.c (try_merge_delay_insns): Likewise.
4985 * tree.c (merge_dllimport_decl_attributes): Likewise.
4987 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4989 2008-08-06 Michael Matz <matz@suse.de>
4991 * Makefile.in (write_entries_to_file): Quote words.
4992 * gengtype.c: (read_input_line): Skip over leading white-space.
4994 2008-08-06 Marc Gauthier <marc@tensilica.com>
4996 * config.gcc: Match more processor names for Xtensa.
4997 * configure.ac: Likewise.
4998 * doc/install.texi (Specific): Likewise.
4999 * configure: Regenerate.
5001 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5003 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5004 * calls.c (avoid_likely_spilled_reg): Likewise.
5005 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5006 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5007 * config/i386/i386.c (ix86_expand_special_args_builtin,
5008 ix86_secondary_reload): Likewise.
5009 * except.c (struct eh_region, gen_eh_region_catch,
5010 remove_unreachable_regions, duplicate_eh_regions,
5011 assign_filter_values, build_post_landing_pads,
5012 sjlj_find_directly_reachable_regions, remove_eh_handler,
5013 reachable_next_level, foreach_reachable_handler,
5014 can_throw_internal_1, can_throw_external_1,
5015 collect_one_action_chain): Likewise.
5016 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5017 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5018 * function.c (update_temp_slot_address, instantiate_new_reg,
5019 instantiate_virtual_regs_in_rtx,
5020 instantiate_virtual_regs_in_insn): Likewise.
5021 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5022 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5023 gimplify_cleanup_point_expr): Likewise.
5024 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5025 * passes.c (next_pass_1): Likewise.
5026 * print-tree.c (print_node_brief, print_node): Likewise.
5027 * profile.c (branch_prob): Likewise.
5028 * tree-dump.c (dump_register): Likewise.
5029 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5031 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5032 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5033 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5034 copy_arguments_for_versioning, copy_static_chain): Likewise.
5035 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5036 add_new_name_mapping, register_new_name_mapping): Likewise.
5037 * tree-mudflap.c (mf_xform_derefs): Likewise.
5038 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5039 get_init_expr, combine_chains): Likewise.
5040 * tree-pretty-print.c (dump_generic_node): Likewise.
5041 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5042 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5043 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5044 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5046 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5049 * calls.c (expand_call): Use the biggest preferred stack
5052 2008-08-06 Michael Matz <matz@suse.de>
5055 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5056 for reused reload, instead of overwriting them.
5058 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5061 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5062 for incoming stack boundary.
5064 * function.c (assign_parm_find_entry_rtl): Update
5065 parm_stack_boundary.
5067 * function.h (rtl_data): Add parm_stack_boundary.
5069 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5070 parm_stack_boundary for incoming stack boundary.
5072 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5074 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5075 for unrepresentable subregs or treat them as equal to other regs
5076 or subregs with the same register number.
5078 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5081 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5084 2008-08-06 Jan Hubicka <jh@suse.cz>
5086 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5087 frequencies might be hot.
5089 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5091 * reload.c (find_reloads): Force constants into literal pool
5092 also if they are wrapped in a SUBREG.
5094 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5097 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5098 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5099 Don't allow predicated instructions for data speculation.
5100 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5103 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5105 * haifa-sched.c (extend_global): Split to extend_global_data and
5106 extend_region_data. Update all uses.
5107 (extend_all): Rename to extend_block_data.
5109 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5111 * sched-rgn.c (new_ready): Check if instruction can be
5112 speculatively scheduled before attempting speculation.
5113 (debug_rgn_dependencies): Remove wrongful assert.
5115 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5117 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5119 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5121 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5122 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5123 va_size, and type_size.
5125 2008-08-04 Jason Merrill <jason@redhat.com>
5128 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5129 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5131 2008-08-05 Richard Henderson <rth@redhat.com>
5133 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5134 * configure: Rebuild.
5136 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5139 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5140 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5143 2008-08-05 Richard Henderson <rth@redhat.com>
5145 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5146 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5147 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5148 * common.opt (fdwarf2-cfi-asm): New.
5149 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5150 * config.in, configure: Rebuild.
5151 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5152 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5153 (dw2_force_const_mem): Externalize.
5154 * dwarf2asm.h: Update.
5155 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5156 generate a real label.
5157 (output_cfi_directive): New.
5158 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5159 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5160 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5162 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5163 (output_loc_operands_raw, output_loc_sequence_raw): New.
5164 (output_cfa_loc_raw): New.
5166 2008-08-05 Paul Brook <paul@codesourcery.com>
5168 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5169 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5170 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5171 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5172 * config/arm/arm.h (TARGET_VFPD32): Define.
5173 (TARGET_VFP3): Use TARGET_VFPD32.
5174 (fputype): Add FPUTYPE_VFP3D16.
5175 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5176 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5177 * config/arm/arm-cores.def: Add cortex-r4f.
5178 * config/arm/arm-tune.md: Regenerate.
5180 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5182 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5183 Reword some comments throughout the file.
5185 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5186 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5187 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5188 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5190 (MFC_START_ENABLE): Remove PPU-only define.
5191 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5192 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5194 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5195 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5196 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5197 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5198 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5199 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5200 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5202 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5203 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5204 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5205 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5207 (spu_read_machine_status): Fix typo.
5209 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5211 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5212 SUBREG of multi-word hard register.
5213 * config/spu/spu.c (valid_subreg): Likewise.
5214 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5216 2008-08-04 Richard Guenther <rguenther@suse.de>
5218 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5219 the candidate with the stripped base if that base is different
5220 from the original base even for offset zero.
5222 2008-08-04 Richard Guenther <rguenther@suse.de>
5225 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5226 check for no_overflow.
5228 2008-08-04 Richard Guenther <rguenther@suse.de>
5230 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5232 2008-08-04 Paul Brook <paul@codesourcery.com>
5234 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5235 (arm_order_regs_for_local_alloc): New function.
5236 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5238 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5240 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5243 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5244 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5245 (ix86_expand_epilogue): Likewise.
5247 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5249 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5252 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5254 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5255 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5256 (*movv2sf_internal_rex64): Ditto.
5258 2008-08-03 Jan Hubicka <jh@suse.cz>
5260 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5261 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5262 * expmed.c (expand_smod_pow2): Likewise.
5264 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5267 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5268 alternative 0 of operand 1.
5269 (*vec_concatv2di_rex64_sse): Ditto.
5270 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5272 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5273 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5274 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5275 (*movv2sf_internal_rex64): Ditto.
5277 2008-08-02 Richard Guenther <rguenther@suse.de>
5280 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5281 (ssedoublesizemode): New mode attribute.
5282 (sse_shufps): Call gen_sse_shufps_v4sf.
5283 (sse_shufps_1): Macroize.
5284 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5285 (sse2_shufpd_1): Macroize.
5286 (vec_extract_odd, vec_extract_even): New expanders.
5287 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5288 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5289 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5290 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5291 (ix86_expand_vector_set): Likewise.
5292 (ix86_expand_reduc_v4sf): Likewise.
5294 2008-08-01 Doug Kwan <dougkwan@google.com>
5296 * matrix-reorg.c: Re-enable all code.
5297 (struct malloc_call_data): Change CALL_STMT to gimple type.
5298 (collect_data_for_malloc_call): Tuplify.
5299 (struct access_site_info): Change STMT to gimple type.
5300 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5301 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5302 (struct free_info): Change STMT to gimple type.
5303 (struct matrix_access_phi_node): Change PHI to gimple type.
5304 (get_inner_of_cast_expr): Remove.
5305 (may_flatten_matrices_1): Tuplify.
5306 (may_flatten_matrices): Ditto.
5307 (mark_min_matrix_escape_level): Ditto.
5308 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5309 (ssa_accessed_in_call_rhs): New
5310 (ssa_accessed_in_assign_rhs): New
5311 (record_access_alloc_site_info): Tuplify.
5312 (add_allocation_site): Ditto.
5313 (analyze_matrix_allocation_site): Ditto.
5314 (analyze_transpose): Ditto.
5315 (get_index_from_offset): Ditto.
5316 (update_type_size): Ditto.
5317 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5318 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5319 (analyze_accesses_for_phi_node): Tuplify.
5320 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5321 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5322 (analyze_matrix_accesses): Tuplify.
5323 (check_var_data): New call-back type for check_var_notmodified_p.
5324 (check_var_notmodified_p): Tuplify and use call-back struct to
5325 return statement found.
5326 (can_calculate_expr_before_stmt): Factor out statement related code
5328 (can_calculate_stmt_before_stmt): New.
5329 (check_allocation_function): Tuplify.
5330 (find_sites_in_func): Ditto.
5331 (record_all_accesses_in_func): Ditto.
5332 (transform_access_sites): Ditto.
5333 (transform_allocation_sites): Ditto.
5334 (matrix_reorg): Re-enable.
5335 (gate_matrix_reorg): Re-enable.
5337 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5339 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5340 for labels for which it hasn't been set yet. If it has been set,
5341 stop walking insns and continue with next worklist item.
5342 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5343 if the only BARRIER is at the very end of a function.
5345 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5347 * cfgexpand.c (expand_stack_alignment): Assert that
5348 stack_realign_drap and drap_rtx must match.
5350 * function.c (instantiate_new_reg): If DRAP is used to realign
5351 stack, replace virtual_incoming_args_rtx with internal arg
5354 2008-08-01 Richard Guenther <rguenther@suse.de>
5356 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5357 loop information only if we initialized it.
5358 (execute_pre): Call fini_pre with in_fre.
5359 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5360 if we do not unroll because we hit max-completely-peeled-insns.
5361 Use our estimation for consistency, do allow shrinking.
5363 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5365 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5366 with MIN_STACK_BOUNDARY.
5367 (ix86_update_stack_boundary): Likewise.
5368 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5371 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5372 (MIN_STACK_BOUNDARY): This.
5374 2008-08-01 Richard Guenther <rguenther@suse.de>
5377 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5379 2008-08-01 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/36988
5382 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5383 do not matter if that doesn't change volatile qualification.
5385 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5387 * configure.ac: Do not generate libada-mk. Do not subst
5389 * libada-mk.in: Remove.
5390 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5391 * configure: Regenerate.
5393 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5395 * tree-pass.h: Added comment about not dumping passes with name
5396 starting with star in struct opt_pass.
5397 * passes.c (register_dump_files_1): Don't do dump for a pass with
5398 name starting with star.
5399 * doc/passes.texi (Pass manager): Mention pass names and special
5400 meaning of star prefix to avoid dump.
5402 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5404 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5406 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5407 (ISA_MIPS64R2): New macro.
5408 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5409 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5410 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5411 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5412 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5413 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5414 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5415 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5416 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5417 Move up to keep list alphabetically sorted.
5418 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5419 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5421 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5422 (-march=@var{arch}): Add mips64r2.
5424 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5426 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5428 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5430 * expr.c (expand_assignment): Check for complete type.
5432 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5435 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5437 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5438 for stack alignment.
5440 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5442 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5444 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5445 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5447 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5449 PR rtl-optimization/36419
5450 * dwarf2out.c (barrier_args_size): New variable.
5451 (compute_barrier_args_size, compute_barrier_args_size_1): New
5453 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5454 if not called yet in the current function, use barrier_args_size
5455 array to find the new args_size value.
5456 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5458 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5461 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5464 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5467 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5468 (dwarf2out_stack_adjust): Use it.
5469 (dwarf2out_frame_debug_expr): Likewise.
5471 2008-07-31 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/36978
5474 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5475 the generated condition.
5477 2008-07-31 Richard Guenther <rguenther@suse.de>
5479 * passes.c (init_optimization_passes): Always call
5480 pass_early_warn_uninitialized.
5481 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5482 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5483 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5485 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5488 * builtins.c (maybe_emit_free_warning): New function.
5489 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5490 maybe_emit_free_warning for BUILT_IN_FREE.
5493 * dwarf2out.c (get_context_die): New function.
5494 (force_decl_die, force_type_die): Use it.
5495 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5496 returns NULL, force generation of DW_TAG_typedef and put that into
5499 PR preprocessor/36649
5500 * c-pch.c (c_common_read_pch): Save and restore
5501 line_table->trace_includes across PCH restore.
5503 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5506 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5508 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5511 * final.c (call_from_call_insn): Handle COND_EXEC.
5513 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5515 * builtins.c (std_gimplify_va_arg_expr): Replace
5516 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5517 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5519 2008-07-30 Joey Ye <joey.ye@intel.com>
5520 H.J. Lu <hongjiu.lu@intel.com>
5522 * builtins.c (expand_builtin_setjmp_receiver): Replace
5523 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5524 (expand_builtin_apply_args_1): Likewise.
5525 (expand_builtin_longjmp): Need DRAP for stack alignment.
5526 (expand_builtin_apply): Likewise.
5528 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5529 instead of assign_stack_local to allow alignment reduction.
5531 * calls.c (emit_call_1): Need DRAP for stack alignment if
5533 (expand_call): Replace virtual_incoming_args_rtx with
5534 crtl->args.internal_arg_pointer.
5535 * stmt.c (expand_nl_goto_receiver): Likewise.
5537 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5538 alignment and store to stack_alignment_estimated and
5539 max_used_stack_slot_alignment.
5540 (expand_one_var): Likewise.
5541 (expand_stack_alignment): New function.
5542 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5543 and stack_alignment_estimated fields in rtl_data. Call
5544 expand_stack_alignment at end.
5546 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5547 (MAX_STACK_ALIGNMENT): Likewise.
5548 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5549 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5551 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5552 stack alignment when generating virtual registers.
5554 * function.c (assign_stack_local): Renamed to ...
5555 (assign_stack_local_1): This. Add a parameter to indicate
5556 if it is OK to reduce alignment.
5557 (assign_stack_local): Use it.
5558 (instantiate_new_reg): Instantiate virtual incoming args rtx
5559 to vDRAP if stack realignment and DRAP is needed.
5560 (assign_parms): Collect parameter/return type alignment and
5561 contribute to stack_alignment_estimated.
5562 (locate_and_pad_parm): Likewise.
5563 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5564 with crtl->args.internal_arg_pointer.
5566 * function.h (rtl_data): Add new field drap_reg,
5567 max_used_stack_slot_alignment, stack_alignment_estimated,
5568 stack_realign_needed, need_drap, stack_realign_processed and
5569 stack_realign_finalized.
5570 (stack_realign_fp): New macro.
5571 (stack_realign_drap): Likewise.
5573 * global.c (compute_regsets): Frame pointer is needed when
5574 stack is realigned. Can eliminate frame pointer when stack is
5575 realigned and dynamic realigned argument pointer isn't used.
5577 * reload1.c (update_eliminables): Frame pointer is needed
5578 when stack is realigned.
5579 (init_elim_table): Can eliminate frame pointer when stack is
5580 realigned and dynamic realigned argument pointer isn't used.
5582 * rtl.h (assign_stack_local_1): Declare new funtion.
5584 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5585 (TARGET_GET_DRAP_RTX): Likewise.
5586 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5587 TARGET_GET_DRAP_RTX.
5589 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5591 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5592 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5594 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5595 H.J. Lu <hongjiu.lu@intel.com>
5597 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5598 vdrap_reg, stack_realign and drap_reg_saved.
5599 (add_cfi): Don't allow redefining CFA when DRAP is used.
5600 (reg_save): Handle stack alignment.
5601 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5602 alignment. Don't generate DWARF information for (set fp sp)
5604 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5606 (int_loc_descriptor): Move prototype forward. Also define if
5607 DWARF2_UNWIND_INFO is true.
5608 (output_cfa_loc): Handle DW_CFA_expression.
5609 (build_cfa_aligned_loc): New.
5610 (based_loc_descr): Update assert for stack realign. For local
5611 variables, use sp+offset when stack is aligned without drap and
5612 fp+offset when stack is aligned with drap. For arguments, use
5613 cfa+offset when drap is used to align stack.
5615 2008-07-30 Joey Ye <joey.ye@intel.com>
5616 H.J. Lu <hongjiu.lu@intel.com>
5618 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5620 (ix86_gen_andsp): New.
5621 (ix86_user_incoming_stack_boundary): Likewise.
5622 (ix86_default_incoming_stack_boundary): Likewise.
5623 (ix86_incoming_stack_boundary): Likewise.
5624 (ix86_can_eliminate): Likewise.
5625 (find_drap_reg): Likewise.
5626 (ix86_update_stack_boundary): Likewise.
5627 (ix86_get_drap_rtx): Likewise.
5628 (ix86_finalize_stack_realign_flags): Likewise.
5629 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5630 (TARGET_GET_DRAP_RTX): Likewise.
5631 (override_options): Overide option value for new options.
5632 (ix86_function_ok_for_sibcall): Remove check for
5633 force_align_arg_pointer.
5634 (ix86_handle_cconv_attribute): Likewise.
5635 (ix86_function_regparm): Likewise.
5636 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5637 (ix86_va_start): Replace virtual_incoming_args_rtx with
5638 crtl->args.internal_arg_pointer.
5639 (ix86_select_alt_pic_regnum): Check DRAP register.
5640 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5641 (ix86_compute_frame_layout): Compute frame layout wrt stack
5643 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5644 (ix86_expand_prologue): Decide if stack realignment is needed
5645 and generate prologue code accordingly.
5646 (ix86_expand_epilogue): Generate epilogue code wrt stack
5647 realignment is really needed or not.
5649 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5650 (ABI_STACK_BOUNDARY): Likewise.
5651 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5652 (STACK_REALIGN_DEFAULT): Likewise.
5653 (INCOMING_STACK_BOUNDARY): Likewise.
5654 (MAX_STACK_ALIGNMENT): Likewise.
5655 (ix86_incoming_stack_boundary): Likewise.
5656 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5657 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5658 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5659 (machine_function): Remove force_align_arg_pointer.
5661 * config/i386/i386.md (BX_REG): New.
5662 (R13_REG): Likewise.
5664 * config/i386/i386.opt (mforce_drap): New.
5665 (mincoming-stack-boundary): Likewise.
5666 (mstackrealign): Add Init(-1).
5668 * config/i386/i386-protos.h (ix86_can_eliminate): New
5670 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5672 * doc/extend.texi: Update force_align_arg_pointer.
5674 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5677 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5678 (INCOMING_STACK_BOUNDARY): Likewise.
5679 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5680 (TARGET_GET_DRAP_RTX): Likewise.
5682 2008-07-30 Andreas Schwab <schwab@suse.de>
5684 PR rtl-optimization/36929
5685 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5686 add_insn_before and fix argument order.
5687 (replace_inc_dec_mem): Handle NULL rtx.
5689 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5691 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5693 (arm_compute_initial_elimination_offset): Use it.
5694 (arm_compute_save_reg_mask): Include static chain save slot when
5695 calculating alignment.
5696 (arm_get_frame_offsets): Ditto.
5697 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5698 that we can use to decrement the stack when the stack decrement
5699 could be too big for an immediate value in a single insn.
5700 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5702 2008-07-30 Richard Guenther <rguenther@suse.de>
5704 PR tree-optimization/36967
5705 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5706 Release defs of statements we remove.
5708 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5710 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5711 instead of NULL_RTVEC.
5713 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5717 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5720 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5722 * final.c (call_from_call_insn): New.
5723 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5725 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5727 * configure.ac: Substitute ADA_CFLAGS.
5728 * configure: Regenerate.
5729 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5730 * Makefile.in: Remove mention of X_* variables.
5731 * config/pa/x-ada-hpux10: Remove.
5732 * config/pa/x-ada: Remove.
5734 * doc/fragments.texi: Update.
5736 2008-07-30 Olivier Hainque <hainque@adacore.com>
5738 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5739 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5740 __dso_handle explicitly here.
5742 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5745 * c-typeck.c (build_binary_op): Encapsulate code into...
5746 * c-common.c (shorten_binary_op): ...this new function.
5747 (conversion_warning): Use the new function. Handle non-negative
5748 constant in bitwise-and.
5749 * c-common.h (shorten_binary_op): Declare.
5751 2008-07-30 Olivier Hainque <hainque@adacore.com>
5753 * scan.c (make_sstring_space): Add explicit conversions of
5754 allocator's return value.
5755 * fix-header.c (recognized_function): Likewise.
5757 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5759 * doc/cpp.texi: Update to GFDL 1.2.
5760 * doc/gcc.texi: Do not list GPL as Invariant Section.
5761 * doc/gccint.texi: Likewise. Update copyright years.
5762 * doc/install.texi: Update copyright years.
5764 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5767 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5768 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5770 2008-07-29 Jan Hubicka <jh@suse.cz>
5772 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5773 (grokdeclarator): Likewise.
5774 * langhooks.c (lhd_warn_unused_global_decl): Use
5775 DECL_DECLARED_INLINE_P.
5776 * print-tree.c (print_node): Remove DECL_INLINE check.
5778 2008-07-29 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/36945
5781 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5782 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5783 Record invariant addresses un-decomposed.
5784 (copy_reference_ops_from_call): Record reference call
5785 arguments properly. Simplify.
5786 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5787 helper split out from ...
5788 (create_component_ref_by_pieces): ... here. Simplify.
5789 Prepare for recursive invocation for call arguments.
5790 (create_expression_by_pieces): Adjust call to
5791 create_component_ref_by_pieces.
5792 (compute_avail): Process operand 2 of reference ops.
5794 2008-07-29 Richard Guenther <rguenther@suse.de>
5796 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5798 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5800 * c-format.c (check_format_types): Revert unwanted checkin.
5802 2008-07-29 Jan Hubicka <jh@suse.cz>
5804 * flags.h (flag_really_no_inline): Remove.
5805 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5806 * toplev.c (flag_really_no_inline): Remove.
5807 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5808 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5809 (cgraph_decide_inlining_incrementally): Likewise.
5810 (compute_inline_parameters): Likewise.
5811 * opts.c (decode_options): Simplify.
5812 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5813 * common.opt (finline): Initialize to 1.
5814 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5816 2008-07-29 Jan Hubicka <jh@suse.cz>
5818 * predict.c (always_optimize_for_size_p): New function.
5819 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5820 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5821 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5823 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5824 * function.c (prepare_function_start): Set default profile.
5825 * function.h (rtl_data): Add maybe_hot_insn_p.
5826 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5827 (construct_exit_block): Likewise.
5828 (tree_expand_cfg): Likewise.
5830 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5831 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5832 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5833 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5836 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5839 * c-decl.c (merge_decls): Merge USED flags.
5841 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5843 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5844 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5845 next_stack, lab_false and lab_over trees.
5847 2008-07-28 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/36957
5850 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5851 (useless_type_conversion_p): Remove.
5852 (types_compatible_p): Remove.
5853 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5854 (useless_type_conversion_p): Declare.
5855 (types_compatible_p): Declare.
5856 (gimple_expr_type): Return the base type only if it is
5857 trivially convertible to the subtype.
5859 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5861 * configure.ac: Use the m4_do macro to concatenate the warnings into
5862 one string in ACX_PROG_CC_WARNING_OPTS,
5863 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5864 * configure: Regenerate.
5866 2008-07-28 Richard Guenther <rguenther@suse.de>
5868 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5869 (insert_fake_stores): Remove.
5870 (realify_fake_stores): Likewise.
5871 (execute_pre): Remove dead code.
5872 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5873 (find_func_aliases): Deal with it here instead.
5874 Re-enable gcc_unreachable call.
5876 2008-07-28 Richard Guenther <rguenther@suse.de>
5878 Merge from gimple-tuples-branch.
5880 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5881 * gimple.def: New file.
5882 * gsstruct.def: Likewise.
5883 * gimple-iterator.c: Likewise.
5884 * gimple-pretty-print.c: Likewise.
5885 * tree-gimple.c: Removed. Merged into ...
5886 * gimple.c: ... here. New file.
5887 * tree-gimple.h: Removed. Merged into ...
5888 * gimple.h: ... here. New file.
5890 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5891 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5892 --enable-checking=gimple flag.
5893 * config.in: Likewise.
5894 * configure: Regenerated.
5896 * tree-ssa-operands.h: Tuplified.
5897 * tree-vrp.c: Likewise.
5898 * tree-loop-linear.c: Likewise.
5899 * tree-into-ssa.c: Likewise.
5900 * tree-ssa-loop-im.c: Likewise.
5901 * tree-dump.c: Likewise.
5902 * tree-complex.c: Likewise.
5903 * cgraphbuild.c: Likewise.
5904 * tree-ssa-threadupdate.c: Likewise.
5905 * tree-ssa-loop-niter.c: Likewise.
5906 * tree-pretty-print.c: Likewise.
5907 * tracer.c: Likewise.
5908 * gengtype.c: Likewise.
5909 * tree-loop-distribution.c: Likewise.
5910 * tree-ssa-loop-unswitch.c: Likewise.
5911 * cgraph.c: Likewise.
5912 * cgraph.h: Likewise.
5913 * tree-ssa-loop-manip.c: Likewise.
5914 * value-prof.c: Likewise.
5915 * tree-ssa-loop-ch.c: Likewise.
5916 * tree-tailcall.c: Likewise.
5917 * value-prof.h: Likewise.
5920 * tree-pass.h: Likewise.
5921 * ipa-cp.c: Likewise.
5922 * tree-scalar-evolution.c: Likewise.
5923 * tree-scalar-evolution.h: Likewise.
5924 * target.h: Likewise.
5925 * lambda-mat.c: Likewise.
5926 * tree-phinodes.c: Likewise.
5927 * diagnostic.h: Likewise.
5928 * builtins.c: Likewise.
5929 * tree-ssa-alias-warnings.c: Likewise.
5930 * cfghooks.c: Likewise.
5931 * fold-const.c: Likewise.
5932 * cfghooks.h: Likewise.
5933 * omp-low.c: Likewise.
5934 * tree-ssa-dse.c: Likewise.
5935 * ipa-reference.c: Likewise.
5936 * tree-ssa-uncprop.c: Likewise.
5937 * toplev.c: Likewise.
5938 * tree-gimple.c: Likewise.
5939 * tree-gimple.h: Likewise.
5940 * tree-chrec.c: Likewise.
5941 * tree-chrec.h: Likewise.
5942 * tree-ssa-sccvn.c: Likewise.
5943 * tree-ssa-sccvn.h: Likewise.
5944 * cgraphunit.c: Likewise.
5945 * tree-ssa-copyrename.c: Likewise.
5946 * tree-ssa-ccp.c: Likewise.
5947 * tree-ssa-loop-ivopts.c: Likewise.
5948 * tree-nomudflap.c: Likewise.
5949 * tree-call-cdce.c: Likewise.
5950 * ipa-pure-const.c: Likewise.
5951 * c-format.c: Likewise.
5952 * tree-stdarg.c: Likewise.
5953 * tree-ssa-math-opts.c: Likewise.
5954 * tree-ssa-dom.c: Likewise.
5955 * tree-nrv.c: Likewise.
5956 * tree-ssa-propagate.c: Likewise.
5957 * ipa-utils.c: Likewise.
5958 * tree-ssa-propagate.h: Likewise.
5959 * tree-ssa-alias.c: Likewise.
5960 * gimple-low.c: Likewise.
5961 * tree-ssa-sink.c: Likewise.
5962 * ipa-inline.c: Likewise.
5963 * c-semantics.c: Likewise.
5964 * dwarf2out.c: Likewise.
5966 * tree-ssa-loop-ivcanon.c: Likewise.
5967 * predict.c: Likewise.
5968 * tree-ssa-loop.c: Likewise.
5969 * tree-parloops.c: Likewise.
5970 * tree-ssa-address.c: Likewise.
5971 * tree-ssa-ifcombine.c: Likewise.
5972 * matrix-reorg.c: Likewise.
5973 * c-decl.c: Likewise.
5974 * tree-eh.c: Likewise.
5975 * c-pretty-print.c: Likewise.
5976 * lambda-trans.c: Likewise.
5977 * function.c: Likewise.
5978 * langhooks.c: Likewise.
5979 * ebitmap.h: Likewise.
5980 * tree-vectorizer.c: Likewise.
5981 * function.h: Likewise.
5982 * langhooks.h: Likewise.
5983 * tree-vectorizer.h: Likewise.
5984 * ipa-type-escape.c: Likewise.
5985 * ipa-type-escape.h: Likewise.
5986 * domwalk.c: Likewise.
5987 * tree-if-conv.c: Likewise.
5988 * profile.c: Likewise.
5989 * domwalk.h: Likewise.
5990 * tree-data-ref.c: Likewise.
5991 * tree-data-ref.h: Likewise.
5992 * tree-flow-inline.h: Likewise.
5993 * tree-affine.c: Likewise.
5994 * tree-vect-analyze.c: Likewise.
5995 * c-typeck.c: Likewise.
5996 * gimplify.c: Likewise.
5997 * coretypes.h: Likewise.
5998 * tree-ssa-phiopt.c: Likewise.
5999 * calls.c: Likewise.
6000 * tree-ssa-coalesce.c: Likewise.
6001 * tree.def: Likewise.
6002 * tree-dfa.c: Likewise.
6003 * except.c: Likewise.
6004 * except.h: Likewise.
6005 * cfgexpand.c: Likewise.
6006 * tree-cfgcleanup.c: Likewise.
6007 * tree-ssa-pre.c: Likewise.
6008 * tree-ssa-live.c: Likewise.
6009 * tree-sra.c: Likewise.
6010 * tree-ssa-live.h: Likewise.
6011 * tree-predcom.c: Likewise.
6012 * lambda.h: Likewise.
6013 * tree-mudflap.c: Likewise.
6014 * ipa-prop.c: Likewise.
6015 * print-tree.c: Likewise.
6016 * tree-ssa-copy.c: Likewise.
6017 * ipa-prop.h: Likewise.
6018 * tree-ssa-forwprop.c: Likewise.
6019 * ggc-page.c: Likewise.
6020 * c-omp.c: Likewise.
6021 * tree-ssa-dce.c: Likewise.
6022 * tree-vect-patterns.c: Likewise.
6023 * tree-ssa-ter.c: Likewise.
6024 * tree-nested.c: Likewise.
6025 * tree-ssa.c: Likewise.
6026 * lambda-code.c: Likewise.
6027 * tree-ssa-loop-prefetch.c: Likewise.
6028 * tree-inline.c: Likewise.
6029 * tree-inline.h: Likewise.
6030 * tree-iterator.c: Likewise.
6031 * tree-optimize.c: Likewise.
6032 * tree-ssa-phiprop.c: Likewise.
6033 * tree-vect-transform.c: Likewise.
6034 * tree-object-size.c: Likewise.
6035 * tree-outof-ssa.c: Likewise.
6036 * cfgloop.c: Likewise.
6037 * system.h: Likewise.
6038 * tree-profile.c: Likewise.
6039 * cfgloop.h: Likewise.
6040 * c-gimplify.c: Likewise.
6041 * c-common.c: Likewise.
6042 * tree-vect-generic.c: Likewise.
6043 * tree-flow.h: Likewise.
6044 * c-common.h: Likewise.
6045 * basic-block.h: Likewise.
6046 * tree-ssa-structalias.c: Likewise.
6047 * tree-switch-conversion.c: Likewise.
6048 * tree-ssa-structalias.h: Likewise.
6049 * tree-cfg.c: Likewise.
6050 * passes.c: Likewise.
6051 * ipa-struct-reorg.c: Likewise.
6052 * ipa-struct-reorg.h: Likewise.
6053 * tree-ssa-reassoc.c: Likewise.
6054 * cfgrtl.c: Likewise.
6055 * varpool.c: Likewise.
6057 * tree-ssanames.c: Likewise.
6058 * tree-ssa-threadedge.c: Likewise.
6059 * langhooks-def.h: Likewise.
6060 * tree-ssa-operands.c: Likewise.
6061 * config/alpha/alpha.c: Likewise.
6062 * config/frv/frv.c: Likewise.
6063 * config/s390/s390.c: Likewise.
6064 * config/m32c/m32c.c: Likewise.
6065 * config/m32c/m32c-protos.h: Likewise.
6066 * config/spu/spu.c: Likewise.
6067 * config/sparc/sparc.c: Likewise.
6068 * config/i386/i386.c: Likewise.
6069 * config/sh/sh.c: Likewise.
6070 * config/xtensa/xtensa.c: Likewise.
6071 * config/stormy16/stormy16.c: Likewise.
6072 * config/ia64/ia64.c: Likewise.
6073 * config/rs6000/rs6000.c: Likewise.
6074 * config/pa/pa.c: Likewise.
6075 * config/mips/mips.c: Likewise.
6077 2008-07-28 Simon Baldwin <simonb@google.com>
6079 * c-pragma.c (handle_pragma_message): New function.
6080 (init_pragma): Register handle_pragma_message.
6081 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6084 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6086 PR tree-optimization/35252
6087 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6088 REALPART_EXPR to be considered as same load operation.
6090 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6092 PR tree-optimization/36830
6093 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6094 (expressions_equal_p): Return false if only one operand is null.
6096 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6098 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6099 version requirements.
6101 2008-07-26 Olivier Hainque <hainque@adacore.com>
6103 * collect2.c (symkind): New enum. Symbol kinds we care about.
6104 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6105 code and head comment accordingly.
6106 (scan_prog_file): Use symkind names instead of bare integers.
6108 2008-07-25 Jan Hubicka <jh@suse.cz>
6110 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6112 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6113 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6114 * dojump.c (clear_pending_stack_adjust): Likewise.
6115 * print-tree.c (print_node): Ignore DECL_INLINE.
6116 * tree-inline.c (inlinable_function_p): Likewise.
6118 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6120 * doc/extend.texi (hot attribute): Document that the hot attribute
6121 turns on -O3 for some ports.
6122 (cold attribute): Document that the cold attribute turns on -Os
6125 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6126 reflect function specific option support.
6128 * target.h (struct target_option_hooks): Add fields to say whether
6129 the cold attribute implies -Os and the hot attribute implies -O3.
6131 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6132 By default, do not turn on -Os for cold functions.
6133 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6134 not turn on -O3 for hot functions.
6136 * c-common.c (handle_hot_attribute): Use target hook to determine
6137 if hot functions should enable -O3.
6138 (handle_cold_attribute): Use target hook to determine if cold
6139 functions should enable -Os.
6141 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6142 (override_options): Move disable scheduling to
6143 optimization_options.
6144 (optimization_options): Disable scheduling here, not
6146 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6147 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6149 * config/ia64/ia64.c (ia64_override_options): Move setting
6150 scheduling flags to ia64_optimization_options.
6151 (ia64_optimization_options): Disable scheduling options here, and
6152 not in ia64_override_options.
6153 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6154 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6156 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6159 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6161 2008-07-25 Martin Jambor <mjambor@suse.cz>
6163 PR tree-optimization/36926
6164 * ipa-prop.c (ipa_analyze_call_uses): Call
6165 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6167 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6169 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6170 movv2si_internal): Add mem = reg alternative.
6172 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6175 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6176 DEFAULT_PCC_STRUCT_RETURN to 127.
6178 2008-07-24 Jan Hubicka <jh@suse.cz>
6180 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6181 (build_cgraph_edges): Likewise.
6182 * cgraph.c (cgraph_node): Do not update assembler hash.
6183 (cgraph_remove_node): Drop non-unit-at-a-time code.
6184 * tree-pass.h (pass_O0_always_inline): Remove.
6185 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6186 * toplev.c (process_options): Flag unit-at-a-time does not imply
6188 * cgraphunit.c: Update comments.
6189 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6190 (cgraph_assemble_pending_functions): Remove.
6191 (cgraph_reset_node): Drop non-unit-at-a-time code.
6192 (cgraph_finalize_function): Likewise.
6193 (cgraph_analyze_function): Likewise.
6194 (cgraph_finalize_compilation_unit): Likewise.
6195 (cgraph_expand_function): Likewise.
6196 (cgraph_optimize): Likesise.
6197 (save_inline_function_body): Likewise.
6198 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6199 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6200 * ipa-inline.c: Update comments.
6201 (enum inlining_mode): remove INLINE_SPEED.
6202 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6203 (cgraph_mark_inline_edge): Likewise.
6204 (try_inline): Likewise.
6205 (cgraph_decide_inlining_incrementally): Likewise.
6206 (cgraph_gate_inlining): Remove.
6207 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6208 (cgraph_gate_early_inlining): Likewise.
6209 (gate_inline_passes): Remove.
6210 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6211 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6212 pass_O0_always_inline): Remove.
6213 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6214 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6215 * opts.c (no_unit_at_a_time_default): Remove.
6216 (decode_options): Remove flag_unit_at_a_time reset and warning.
6217 * opts.h (no_unit_at_a_time_default): Remove.
6218 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6219 early in GNU dialect.
6220 (merge_decls): Update comment; drop unit-at-a-time check.
6221 (finish_decl): Likewise.
6222 (grok_declaration): Remove flag_inline_trees code.
6223 (finish_functions): Return on function returning non-void on all
6225 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6226 * cfgexpand.c (expand_one_static_var): Remove.
6227 (expand_one_var): Remove expand_one_static_var call.
6228 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6229 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6230 and flag_unit_at_a-time compatibility checks.
6231 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6232 * tree-inline.c (flag_inline_trees): Remove.
6233 (inlinable_function_p): Don't check it.
6234 (expand_call_inline): Remove non-unit-at-a-time code.
6235 * tree-inline.h (flag_inline_trees): Remove.
6236 * tree-optimize.c (execute_early_local_optimizations): Remove
6237 unit-at-a-time checks.
6238 (tree_rest_of_compilation): Likewise.
6239 * combine.c (setup_incoming_promotions): Likewise.
6240 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6241 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6242 * passes.c (pass_inline_parameters): Update comments; remove
6243 O0_alwaysinline pass.
6244 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6245 (execute_one_pass): Likewise.
6246 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6247 (ix86_function_sseregparm): Likewise.
6248 * arm.c (arm_function_in_section_p): Likewise.
6249 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6250 * varpool.c: Update comments.
6251 (decide_is_variable_needed): Remove unit-at-a-time checks.
6252 (varpool_finalize_decl): Likewise.
6254 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6256 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6258 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6260 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6262 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6263 imp symbol extension.
6265 2008-07-23 Ian Lance Taylor <iant@google.com>
6267 * tree-vrp.c (infer_value_range): Ignore asm statements when
6268 looking for memory accesses for -fdelete-null-pointer-checks.
6270 2008-07-24 Ben Elliston <bje@au.ibm.com>
6272 * config/spu/spu-c.c (__vector_keyword): New variable.
6273 (vector_keyword): Likewise.
6274 (spu_categorize_keyword): New function.
6275 (spu_macro_to_expand): Likewise.
6276 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6277 compiling an ISO C dialect.
6279 2008-07-24 Ben Elliston <bje@au.ibm.com>
6281 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6284 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6286 * configure: Regenerate.
6287 * configure.ac: Require texinfo 4.7.
6288 * doc/install.texi: Document texinfo 4.7 requirement.
6290 2008-07-23 Martin Jambor <mjambor@suse.cz>
6292 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6293 rather than for DECL_SAVED_TREE.
6294 * ipa-prop.c: Include diagnostic.h.
6295 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6297 (ipa_detect_param_modifications): Function rewritten from scratch.
6298 (ipa_compute_jump_functions): Changed accesses to modification flags.
6299 (ipa_free_node_params_substructures): Update flags destruction.
6300 (ipa_node_duplication_hook): Update flags duplication.
6301 (ipa_print_all_params_modified): Updated flag access.
6302 * ipa-prop.h (struct ipa_param_flags): New structure.
6303 (struct ipa_node_params): New field modification_analysis_done,
6304 modified_flags changed into param_flags.
6305 (ipa_is_ith_param_modified): Changed to use new flags.
6306 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6308 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6309 ipa-cp.c and split into two functions.
6310 (ipa_print_node_jump_functions): New function.
6311 (compute_scalar_jump_functions): New function.
6312 (type_like_member_ptr_p): New function.
6313 (compute_pass_through_member_ptrs): New function.
6314 (fill_member_ptr_cst_jump_function): New function.
6315 (determine_cst_member_ptr): New function.
6316 (compute_cst_member_ptr_arguments): New function.
6317 (ipa_compute_jump_functions): Complete rewrite.
6318 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6319 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6320 (struct ipa_member_ptr_cst): New structure.
6321 (union jump_func_value): New field member_cst.
6322 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6323 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6324 jump function types.
6325 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6326 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6327 instead of ipcp_print_all_jump_functions.
6328 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6329 only for replacable scalars.
6331 * doc/invoke.texi (Optimize options): Add description of
6332 -findirect-inlining.
6333 * common.opt (flag_indirect_inlining): New flag.
6334 * opts.c (decode_options): Set flag_indirect_inlining when
6337 * ipa-inline.c: Include ipa-prop.h.
6338 (inline_indirect_intraprocedural_analysis): New function.
6339 (inline_generate_summary): Allocate parameter and argument info
6340 structures, call inline_indirect_intraprocedural_analysis on each
6341 node when doing indirect inlining and deallocate indirect inlining
6342 data structures in the end.
6343 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6344 (free_all_ipa_structures_after_iinln): New function.
6345 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6347 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6349 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6350 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6351 of computing the frequency separately.
6352 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6353 of computing the frequency separately.
6354 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6355 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6356 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6357 (ipa_get_stmt_member_ptr_load_param): New function.
6358 (ipa_is_ssa_with_stmt_def): New function.
6359 (ipa_note_param_call): New function.
6360 (ipa_analyze_call_uses): New function.
6361 (ipa_analyze_stmt_uses): New function.
6362 (ipa_analyze_params_uses): New function.
6363 (ipa_free_node_params_substructures): Also free the param_calls linked
6365 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6366 (ipa_print_node_param_flags): New function.
6367 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6368 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6369 * ipa-prop.h (struct ipa_param_flags): New field called.
6370 (struct ipa_param_call_note): New structure.
6371 (struct ipa_node_params): New fields param_calls and
6373 (ipa_is_ith_param_called): New function.
6374 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6375 ipa_analyze_params_uses and dump parameter flags.
6377 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6378 ipa_propagate_indirect_call_infos if performing indirect inlining,
6379 pass a new parameter new_edges to it.
6380 (add_new_edges_to_heap): New fucntion.
6381 (cgraph_decide_inlining_of_small_functions): New vector
6382 new_indirect_edges for newly found indirect edges , call
6383 ipa_propagate_indirect_call_infos after inlining.
6384 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6385 inlining if performing indirect inlining. Call
6386 free_all_ipa_structures_after_iinln when doing so too.
6387 (inline_generate_summary): Do not call
6388 free_all_ipa_structures_after_iinln here.
6389 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6390 (print_edge_addition_message): New function.
6391 (update_call_notes_after_inlining): New function.
6392 (propagate_info_to_inlined_callees): New function.
6393 (ipa_propagate_indirect_call_infos): New function.
6394 * ipa-prop.h: Include cgraph.h
6395 (struct ipa_param_call_note): Fields reordered, new field processed.
6396 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6398 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6399 rediscovered call statements.
6400 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6401 (dump_cgraph_node): Dump also the indirect_call flag.
6402 (cgraph_clone_edge): Copy also the indirect_call flag.
6403 * tree-inline.c (copy_bb): Do not check for fndecls from call
6404 expressions, check for edge availability when moving clones.
6405 (get_indirect_callee_fndecl): New function.
6406 (expand_call_inline): If callee declaration is not apprent from
6407 the statement, try calling get_indirect_callee_fndecl. Do not
6408 issue warnings or call sorry when not inlinings an indirect edge.
6409 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6411 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6412 bit more frandly to matching.
6413 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6414 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6415 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6417 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6420 * opth-gen.awk: Suppress function specific features when building
6422 * optc-gen.awk: Ditto.
6424 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6427 * diagnostic.c (pedwarn): Add opt parameter.
6429 * c-tree.h (pedwarn_init): Add opt parameter.
6430 (pedwarn_c90): Likewise.
6431 (pedwarn_c99): Likewise.
6432 * c-errors.c (pedwarn_c99): Likewise.
6433 (pedwarn_c90): Likewise.
6434 * toplev.h (pedwarn): Update declaration.
6435 (pedwarn0): Declare.
6436 * c-lex.c: All calls to pedwarn changed.
6437 * builtins.c: All calls to pedwarn changed.
6438 * toplev.c: All calls to pedwarn changed.
6439 * c-decl.c: All calls to pedwarn changed.
6440 * c-typeck.c: All calls to pedwarn changed.
6441 * c-common.c: All calls to pedwarn changed.
6442 * c-parser.c: All calls to pedwarn changed.
6444 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6445 Karthik Kumar <karthikkumar@gmail.com>
6447 * attribs.c (file scope): Include c-common.h.
6448 (decl_attributes): Add support for #pragma GCC optimize and
6451 * targhooks.c (default_can_inline_p): New function that is the
6452 default for the TARGET_CAN_INLINE_P target hook.
6454 * targhooks.h (default_can_inline_p): Add declaration.
6456 * tree.c (cl_optimization_node): New static tree for building
6457 OPTIMIZATION_NODE tree.
6458 (cl_target_option_node): New static tree for building
6459 TARGET_OPTION_NODE tree.
6460 (cl_option_hash_table): New hash table for hashing
6461 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6462 (cl_option_hash_hash): New function to provide the hash value for
6463 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6464 (cl_option_hash_eq): New function to provide an equality test for
6465 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6466 (tree_code_size): Add support for OPTIMIZATION_NODE and
6467 TARGET_OPTION_NODE trees.
6468 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6469 TARGET_OPTION_NODE trees.
6470 (build_optimization_node): Build a tree that has all of the
6471 current optimization options.
6472 (build_target_option_node): Build a tree that has the target
6473 options that might be changed on a per function basis.
6475 * tree.h (file scope): Include options.h.
6476 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6477 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6478 (TREE_OPTIMIZATION): Ditto.
6479 (TREE_TARGET_SPECIFIC): Ditto.
6480 (struct tree_function_decl): Add fields for remembering the
6481 current optimization options and target specific options.
6482 (struct tree_optimization_option): New tree variant that remembers
6483 the optimization options.
6484 (struct tree_target_option): New tree variant that remembers the
6485 target specific flags that might change for compiling a particular
6487 (union tree_node): Include tree_optimization_option and
6488 tree_target_option fields.
6489 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6490 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6491 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6492 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6493 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6494 optimization and target options.
6495 (optimization_default_node): New macro to refer to global_trees
6497 (optimization_current_node): Ditto.
6498 (optimization_cold_node): Ditto.
6499 (optimization_hot_node): Ditto.
6500 (target_option_default_node): Ditto.
6501 (target_option_current_node): Ditto.
6502 (current_option_pragma): Ditto.
6503 (current_optimize_pragma): Ditto.
6505 * target.h (struct gcc_target): Add valid_option_attribute_p,
6506 target_option_save, target_option_restore, target_option_print,
6507 target_option_pragma_parse, and can_inline_p hooks.
6509 * toplev.h (parse_optimize_options): Add declaration.
6510 (fast_math_flags_struct_set_p): Ditto.
6512 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6513 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6516 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6517 tree_can_inline_p hook to see if one function can inline another.
6518 (cgraph_decide_inlining): Ditto.
6519 (cgraph_decide_inlining_incrementally): Ditto.
6521 * opts.c (decode_options): Add support for running multiple times
6522 to allow functions with different target or optimization options
6523 than was specified on the command line.
6524 (fast_math_flags_struct_set_p): New function that is similar to
6525 fast_math_flags_set_p, except it uses the values in the
6526 cl_optimization structure instead of global variables.
6528 * optc-gen.awk: Add support for TargetSave to allow a back end to
6529 declare new fields that need to be saved when using function
6530 specific options. Include flags.h and target.h in the options.c
6531 source. Add support for Save to indicate which options can be set
6532 for individual functions. Generate cl_optimize_save,
6533 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6534 cl_target_option_restore, cl_target_option_print functions to
6535 allow functions to use different optimization or target options.
6537 * opt-functions.awk (var_type_struct): Return the type used for
6538 storing the field in a structure.
6540 * opth-gen.awk: Add support for TargetSave to allow a back end to
6541 declare new fields that need to be saved when using function
6542 specific options. Add support for Save to indicate which options
6543 can be set for individual functions. Only generate one extern for
6544 Mask fields. Generate cl_optimization and cl_target_option
6545 structures to remember optimization and target options.
6547 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6548 collecting new tree nodes.
6549 (TS_TARGET_OPTION): Ditto.
6551 * c-decl.c (merge_decls): Merge function specific target and
6552 optimization options.
6554 * function.c (invoke_set_current_function_hook): If the function
6555 uses different optimization options, change the global variables
6558 * coretypes.h (struct cl_optimization): Add forward reference.
6559 (struct cl_target_option): Ditto.
6561 * c-pragma.c (option_stack): New static vector to remember the
6562 current #pragma GCC option stack.
6563 (handle_pragma_option): New function to support #pragma GCC option
6564 to change target options.
6565 (optimize_stack): New static vector to remember the current
6566 #pragma GCC optimize stack.
6567 (handle_pragma_optimize): New function to support #pragma GCC
6568 optimize to change optimization options.
6569 (init_pragma): Add support for #pragma GCC optimize and #pragma
6572 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6573 optimization options.
6574 (TARGET_OPTION_NODE): New tree code for remembering certain target
6577 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6578 TARGET_OPTION_NODE trees.
6580 * common.opt (-O): Add Optimization flag.
6582 (-fmath-errno): Ditto.
6583 (-falign-functions): Add UInteger flag to make sure flag gets full
6584 int in cl_optimization structure.
6585 (-falign-jumps): Ditto.
6586 (-falign-labels): Ditto.
6587 (-falign-loops): Ditto.
6588 (-fsched-stalled-insns): Ditto.
6589 (-fsched-stalled-insns-dep): Ditto.
6591 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6593 (TARGET_OPTION_SAVE): Ditto.
6594 (TARGET_OPTION_RESTORE): Ditto.
6595 (TARGET_OPTION_PRINT): Ditto.
6596 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6597 (TARGET_CAN_INLINE_P): Ditto.
6598 (TARGET_INITIALIZER): Add new hooks.
6600 * tree-inline.c (tree_can_inline_p): New function to determine
6601 whether one function can inline another. Check if the functions
6602 use compatible optimization options, and also call the backend
6605 * tree-inline.h (tree_can_inline_p): Add declaration.
6607 * c-common.c (c_common_attribute): Add support for option and
6608 optimize attributes.
6609 (handle_option_attribute): Add support for the option attribute to
6610 allow the user to specify different target options for compiling a
6612 (handle_optimize_attribute): Add support for the optimize
6613 attribute to allow the user to specify different optimization
6614 options for compiling a specific function.
6615 (handle_hot_attribute): Turn on -O3 optimization for this one
6616 function if it isn't the default optimization level.
6617 (handle_cold_attribute): Turn on -Os optimization for this one
6618 function if it insn't the default optimization.
6619 (const_char_p): New const char * typedef.
6620 (optimize_args): New static vector to remember the optimization
6622 (parse_optimize_options): New function to set up the optimization
6623 arguments from either the optimize attribute or #pragma GCC optimize.
6625 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6626 (builtin_define_std): Ditto.
6628 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6629 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6630 (x86_64-*-*): Ditto.
6632 * Makefile.in (TREE_H): Add options.h.
6633 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6635 * doc/extend.texi (option attribute): Document new attribute.
6636 (optimize attribute): Ditto.
6637 (hot attribute): Document hot attribute sets -O3.
6638 (cold attribute): Document cold attribute sets -Os.
6639 (#pragma GCC option): Document new pragma.
6640 (#pragma GCC optimize): Ditto.
6642 * doc/options.texi (TargetSave): Document TargetSave syntax.
6643 (UInteger): Document UInteger must be used for certain flags.
6644 (Save): Document Save option to create target specific options
6645 that can be saved/restored on a function specific context.
6647 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6648 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6650 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6651 (TARGET_OPTION_SAVE): Ditto.
6652 (TARGET_OPTION_RESTORE): Ditto.
6653 (TARGET_OPTION_PRINT): Ditto.
6654 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6655 (TARGET_CAN_INLINE_P): Ditto.
6657 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6659 (-mfpmath=both): Ditto.
6661 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6662 Karthik Kumar <karthikkumar@gmail.com>
6664 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6665 (TARGET_POPCNT): Ditto.
6666 (TARGET_SAHF): Ditto.
6667 (TARGET_AES): Ditto.
6668 (TARGET_PCLMUL): Ditto.
6669 (TARGET_CMPXCHG16B): Ditto.
6670 (TARGET_RECIP): Move switch into target_flags.
6671 (TARGET_FUSED_MADD): Ditto.
6672 (ix86_arch_features): Make an unsigned char type.
6673 (ix86_tune_features): Ditto.
6674 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6675 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6676 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6678 * config/i386/i386.opt (arch): New TargetSave field to define
6679 fields that need to be saved for function specific option support.
6682 (branch_cost): Ditto.
6683 (ix86_isa_flags_explicit): Ditto.
6684 (tune_defaulted): Ditto.
6685 (arch_specified): Ditto.
6686 (-m128-long-double): Add Save flag to save option for target
6687 specific option support.
6689 (-maccumulate-outgoing-args): Ditto.
6690 (-malign-double): Ditto.
6691 (-malign-stringops): Ditto.
6692 (-mfancy-math-387): Ditto.
6693 (-mhard-float): Ditto.
6695 (-minline-all-stringops): Ditto.
6696 (-minline-stringops-dynamically): Ditto.
6697 (-mms-bitfields): Ditto.
6698 (-mno-align-stringops): Ditto.
6699 (-mno-fancy-math-387): Ditto.
6700 (-mno-push-args): Ditto.
6701 (-mno-red-zone): Ditto.
6702 (-mpush-args): Ditto.
6703 (-mred-zone): Ditto.
6705 (-msseregparm): Ditto.
6706 (-mstack-arg-probe): Ditto.
6721 (-mrecip): Move flag into target_flags.
6723 (-mno-fused-madd): Ditto.
6724 (-mfused-madd): Ditto.
6725 (-mabm): Move flag into ix86_isa_flags.
6732 * config/i386/i386-c.c: New file for #pragma support.
6733 (ix86_target_macros_internal): New function to #define or #undef
6734 target macros based when the user uses the #pragma GCC option to
6735 change target options.
6736 (ix86_pragma_option_parse): New function to add #pragma GCC option
6738 (ix86_target_macros): Move defining the target macros here from
6739 TARGET_CPU_CPP_BUILTINS in i386.h.
6740 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6741 defined, initialize any subtarget #pragmas.
6743 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6744 REGISTER_TARGET_PRAGMAS.
6746 * config/i386/t-i386: New file for x86 dependencies.
6747 (i386.o): Make dependencies mirror the include files used.
6748 (i386-c.o): New file, add dependencies.
6750 * config/i386/i386-protos.h (override_options): Add bool argument.
6751 (ix86_valid_option_attribute_tree): Add declaration.
6752 (ix86_target_macros): Ditto.
6753 (ix86_register_macros): Ditto.
6755 * config/i386/i386.c (ix86_tune_features): Move initialization of
6756 the target masks to initial_ix86_tune_features to allow functions
6757 to have different target options. Make type unsigned char,
6758 instead of unsigned int.
6759 (initial_ix86_tune_features): New static vector to hold processor
6760 masks for the tune variables.
6761 (ix86_arch_features): Move initialization of the target masks to
6762 initial_ix86_arch_features to allow functions to have different
6763 target options. Make type unsigned char, instead of unsigned int.
6764 (initial_ix86_arch_features): New static vector to hold processor
6765 masks for the arch variables.
6766 (enum ix86_function_specific_strings): New enum to describe the
6767 string options used for attribute((option(...))).
6768 (ix86_target_string): New function to return a string that
6769 describes the target options.
6770 (ix86_debug_options): New function to print the current options in
6772 (ix86_function_specific_save): New function hook to save the
6773 function specific global variables in the cl_target_option structure.
6774 (ix86_function_specific_restore): New function hook to restore the
6775 function specific variables from the cl_target_option structure to
6776 the global variables.
6777 (ix86_function_specific_print): New function hook to print the
6778 target specific options in the cl_target_option structure.
6779 (ix86_valid_option_attribute_p): New function hook to validate
6780 attribute((option(...))) arguments.
6781 (ix86_valid_option_attribute_tree): New function that is common
6782 code between attribute((option(...))) and #pragma GCC option
6783 support that parses the options and returns a tree holding the options.
6784 (ix86_valid_option_attribute_inner_p): New helper function for
6785 ix86_valid_option_attribute_tree.
6786 (ix86_can_inline_p): New function hook to decide if one function
6787 can inline another on a target specific basis.
6788 (ix86_set_current_function); New function hook to switch target
6789 options if the user used attribute((option(...))) or #pragma GCC
6791 (ix86_tune_defaulted): Move to static file scope from
6793 (ix86_arch_specified): Ditto.
6794 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6796 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6797 (OPTION_MASK_ISA_ABM_SET): Ditto.
6798 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6799 (OPTION_MASK_ISA_CX16_SET): Ditto.
6800 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6801 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6802 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6803 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6804 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6805 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6806 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6807 (struct ptt): Move to static file scope from override_options.
6808 (processor_target_table): Ditto.
6810 (ix86_handle_option): Add support for options that are now isa options.
6811 (override_options): Add support for declaring functions that
6812 support different target options than were specified on the
6813 command line. Move struct ptt, processor_target_table, cpu_names,
6814 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6815 Add bool argument. Fix up error messages so the appropriate error
6816 is given for either command line or attribute.
6817 (ix86_previous_fndecl): New static to remember previous function
6818 declaration to see if we need to change target options.
6819 (ix86_builtins_isa): New array to record the ISA of each builtin
6821 (def_builtin): Always create the builtin function, even if the
6822 current ISA doesn't support it.
6823 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6824 tests for those builtins.
6825 (ix86_init_builtins): Remove TARGET_MMX test for calling
6826 ix86_init_mmx_sse_builtins.
6827 (ix86_expand_builtin): If the current ISA doesn't support a given
6828 builtin, signal an error.
6829 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6830 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6831 (TARGET_OPTION_SAVE): Ditto.
6832 (TARGET_OPTION_RESTORE): Ditto.
6833 (TARGET_OPTION_PRINT): Ditto.
6834 (TARGET_CAN_INLINE_P): Ditto.
6836 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
6838 * c-typeck.c (build_external_ref): Don't call assemble_external.
6839 * final.c (output_operand): Call assemble_external.
6841 2008-07-21 DJ Delorie <dj@redhat.com>
6843 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6844 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6846 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6848 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6849 original insn and splitter contents into ...
6850 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6851 flag_unsafe_math_optimizations. Add dummy scratch register.
6852 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6853 !flag_unsafe_math_optimizations. Returns number with next
6854 highest magnitude if this is still less or equal to the true
6855 quotient in magnitude.
6857 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
6859 * Makefile.in: Replace toplev.h with TOPLEV_H.
6860 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6861 * c-lex.c (fe_file_change): Don't set in_system_header.
6862 * c-parser.c (c_token): Remove in_system_header.
6863 (c_lex_one_token): Don't set in_system_header.
6864 (c_parser_set_source_position_from_token): Don't set in_system_header.
6865 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6868 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6869 * flags.h (in_system_header): Remove.
6870 * function.c (saved_in_system_header): Remove.
6871 (push_cfun): Don't set in_system_header.
6872 (pop_cfun): Don't set in_system_header.
6873 (push_struct_function): Don't set in_system_header.
6874 * input.h (expanded_location): Add sysp.
6875 (in_system_header_at): New.
6876 (in_system_header): New.
6877 * toplev.c (in_system_header): Remove.
6878 * toplev.h: Include input.h
6880 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6881 * tree-ssa.c (warn_uninit): Call warning_at.
6882 (warn_uninitialized_var): Update calls to warn_uninit.
6883 (warn_uninitialized_phi): Update calls to warn_uninit.
6884 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6885 (expand_location): Initialize xloc.sysp.
6886 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6887 (tree_decl_with_vis): Remove in_system_header_flag.
6889 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6892 * recog.c (asm_operand_ok): Change the order of the extra
6893 memory constraint checks.
6895 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6898 * tree-switch-conversion.c (build_one_array): Call
6899 varpool_mark_needed_node and varpool_finalize_decl
6900 instead of assemble_variable.
6902 2008-07-19 Jan Hubicka <jh@suse.cz>
6904 * cgraph.c (cgraph_add_new_function): Do early local passes.
6905 * tree-nrv.c (gate_pass_return_slot): New gate.
6906 (pass_nrv): Add the gate.
6907 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6909 (coalesce_ssa_name): Coalesce SSA names.
6910 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6911 not optimizing so unused user vars remains visible.
6912 * common.opt (flag_tree_ter): Always enable by default.
6913 * tree-ssa-ter.c: Include flags.h
6914 (is_replaceable_p): Check that locations match; when aliasing is missing
6915 be conservative about loads.
6916 * tree-optimize.c (gate_init_datastructures): Remove.
6917 (pass_init_datastructures): New.
6918 * passes.c: Reorder passes so we always go into SSA.
6920 2008-07-19 Jan Hubicka <jh@suse.cz>
6922 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6923 * doc/invoke.texi (--combine): Likewise.
6924 (-finline-functions-called-once): Update levels when enabled.
6925 (-funit-at-a-time): Document new behaviour.
6926 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6927 -fno-section-anchors when disabled explicitly.
6928 (inline params): They are not ignored now.
6929 (precompiled headers): Remove unit-at-a-time as being incompatible.
6930 * opts.c (decode_options): Handle unit-at-a-time as alias;
6931 imply -fno-section-anchors when toplevel reorder is disabled
6933 * common.opt (ftoplevel-reorder): Set default value to 2.
6934 (funit-at-a-time): Set default value to 1.
6935 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6938 2008-07-19 Jan Hubicka <jh@suse.cz>
6940 * builtins.c (expand_builtin_int_roundingfn,
6941 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6944 2008-07-19 Richard Guenther <rguenther@suse.de>
6947 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6948 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6949 * tree-ssa-pre.c (get_expr_value_id): For newly created
6950 constant value-ids make sure to add the expression to its
6953 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6956 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6957 return value of the builtin is ignored.
6959 2008-07-19 Olivier Hainque <hainque@adacore.com>
6961 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6962 bits, a C conformant malloc implementation has to provide.
6963 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6965 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6969 * reload.c (find_reloads_subreg_address): Only reload address if
6970 reloaded == 0, not for reloaded != 1.
6973 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6974 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6975 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6976 m32c_legitimize_reload_address.
6978 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6979 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6980 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6982 2008-07-19 Olivier Hainque <hainque@adacore.com>
6984 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6985 argument, saying whether nested array are to be collapsed
6986 into a single array type DIE with multiple subscripts.
6987 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6988 issues, centralize the nested array types collapsing control and
6989 disable the transformation for Ada.
6991 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6994 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6996 (x86_64_shift_adj_2): New expander.
6997 (x86_64_shift_adj_3): Ditto.
6998 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6999 to split TImode operands.
7000 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7001 (ix86_split_lshr): Ditto.
7003 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7005 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7006 and __CHAR32_TYPE__.
7007 * c-typeck.c (digest_init): Support char16_t and char32_t.
7008 (set_nonincremental_init_from_string): Idem.
7010 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7013 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7014 PREFERRED_STACK_BOUNDARY.
7015 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7017 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7020 * function.c (locate_and_pad_parm): Cap boundary earlier.
7022 2008-07-17 Julian Brown <julian@codesourcery.com>
7024 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7025 no-op for targets which don't use DLLs.
7027 2008-07-17 Martin Jambor <mjambor@suse.cz>
7029 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7030 that nodes are relevant by examining the node->analyzed flag.
7031 (ipcp_init_stage): Check which nodes are relevant, assert that the
7032 relevant ones are also required.
7033 (ipcp_propagate_stage): Check on the side arrays are properly
7035 (ipcp_print_all_jump_functions): Make sure not to touch any node
7036 that is not analyzed or an edge that does not have a corresponding
7037 entry in the on-the-side vectors.
7038 (ipcp_function_scale_print): Likewise.
7039 (ipcp_update_callgraph): Check that the node is relevant.
7040 (ipcp_insert_stage): Check that the node is relevant. Check there is
7041 an info for every node and edge.
7042 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7043 (ipa_print_all_tree_maps): Likewise and a new variable info.
7044 (ipa_print_all_params_modified): Likewise.
7045 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7047 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7050 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7052 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7054 PR rtl-optimization/36753
7055 * fwprop.c (use_killed_between): Don't shortcut
7056 single-definition global registers.
7058 2008-07-16 Jan Hubicka <jh@suse.cz>
7060 * cgraph.h (varpool_empty_needed_queue): Declare.
7061 * cgraphunit.c (output_in_order): Mark all variables as needed;
7063 * varpool.c (varpool_assemble_node): Update debug queue.
7064 (varpool_assemble_pending_decls): Don't do it here.
7065 (varpool_empty_needed_queue): New function.
7067 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7069 * recog.c (peephole2_optimize): Fix formatting.
7071 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7073 * c-pch.c (get_ident): Avoid C++ keywords.
7074 * combine-stack-adj.c (single_set_for_csa): Likewise.
7075 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7076 output_asm_insn): Likewise.
7077 * reload.c (push_secondary_reload, find_reusable_reload,
7078 push_reload, combine_reloads, find_reloads,
7079 debug_reload_to_stream): Likewise.
7080 * reload.h (struct reload): Likewise.
7081 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7082 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7083 emit_output_reload_insns): Likewise.
7084 * targhooks.c (default_secondary_reload): Likewise.
7085 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7087 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * recog.c (validate_change_1, validate_change,
7090 validate_unshare_change, validate_replace_rtx_1, struct
7091 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7093 * reload.c (push_secondary_reload, secondary_reload_class,
7094 scratch_reload_class, find_valid_class, find_reusable_reload,
7095 push_reload, find_dummy_reload, find_reloads_address_1,
7096 find_reloads_address_part, find_equiv_reg): Likewise.
7097 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7098 choose_reload_regs): Likewise.
7099 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7101 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7102 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7103 * sched-rgn.c (concat_INSN_LIST): Likewise.
7104 * stor-layout.c (mode_for_size, mode_for_size_tree,
7105 smallest_mode_for_size): Likewise.
7107 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7109 * cfg.c (dump_reg_info): Avoid C++ keywords.
7110 * dwarf2asm.c (dw2_force_const_mem,
7111 dw2_asm_output_encoded_addr_rtx): Likewise.
7112 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7113 * expmed.c (expand_shift): Likewise.
7114 * global.c (find_reg): Likewise.
7115 * graph.c (draw_edge): Likewise.
7116 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7117 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7118 widen_clz, widen_bswap, expand_parity, expand_unop,
7119 emit_cmp_and_jump_insn_1): Likewise.
7120 * postreload.c (reload_cse_simplify_operands): Likewise.
7121 * ra.h (add_neighbor): Likewise.
7122 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7123 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7124 record_reg_classes, copy_cost, record_address_regs,
7125 invalid_mode_change_p): Likewise.
7126 * regrename.c (regrename_optimize, scan_rtx_reg,
7127 dump_def_use_chain, find_oldest_value_reg,
7128 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7130 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7132 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7133 MASK_POWERPC64 for power4 in previous commit.
7135 2008-07-16 Olivier Hainque <hainque@adacore.com>
7137 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7138 instead of bare conversion to cast const-ness away.
7140 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7142 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7143 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7144 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7145 (TARGET_FUNCTION_VALUE): Define.
7147 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7149 * config/rs6000/rs6000.c (processor_target_table): Add
7150 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7152 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7155 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7156 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7157 m32c_legitimize_reload_address.
7159 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7161 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7162 DECL_IN_SYSTEM_HEADER in sync.
7164 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7166 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7167 * tree-ssa-pre.c (pre_expr_eq): Ditto
7168 (get_constant_for_value_id): Take a type as an argument.
7169 (fully_constant_expression): Pass in type.
7170 (find_or_generate_expression): Short circuit constant case.
7171 (create_expression_by_pieces): Remove special casing of
7173 (do_regular_insertion): Short circuit constant case.
7174 (do_partial_partial_insertion): Ditto.
7176 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7179 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7181 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7183 * config/xtensa/libgcc-xtensa.ver: New file.
7184 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7186 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * df-problems.c (df_set_note): Avoid C++ keywords.
7189 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7190 * dse.c (record_store, remove_useless_values): Likewise.
7191 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7192 gen_reg_rtx_offset, operand_subword, change_address_1,
7193 change_address, adjust_address_1, offset_address,
7194 widen_memory_access, emit_copy_of_insn_after): Likewise.
7195 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7196 * fwprop.c (should_replace_address, propagate_rtx_1,
7197 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7199 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7200 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7201 * lcm.c (compute_insert_delete, pre_edge_lcm,
7202 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7203 * lower-subreg.c (resolve_reg_notes): Likewise.
7204 * mode-switching.c (optimize_mode_switching): Likewise.
7206 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7208 * bt-load.c (add_btr_def, migrate_btr_def,
7209 branch_target_load_optimize): Avoid C++ keywords.
7210 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7212 * combine.c (subst, simplify_set, make_extraction,
7213 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7214 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7215 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7217 2008-07-15 Richard Guenther <rguenther@suse.de>
7220 * c-common.c (strict_aliasing_warning): Do not warn for
7221 TYPE_REF_CAN_ALIAS_ALL pointers.
7222 (c_common_get_alias_set): may_alias types are not special.
7223 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7224 attribute and set can_ref_all accordingly.
7225 (build_reference_type_for_mode): Likewise.
7226 * doc/extend.texi (may_alias): Clarify.
7228 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7231 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7232 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7234 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7237 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7238 gcc_assert, instead call output_operand_lossage.
7240 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7242 * builtins.c (std_canonical_va_list): Treat structure based
7245 2008-07-15 Ben Elliston <bje@au.ibm.com>
7247 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7249 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7251 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7254 2008-07-14 Jan Hubicka <jh@suse.cz>
7256 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7257 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7258 fix predicates and constraints.
7259 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7260 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7262 2008-07-14 Doug Kwan <dougkwan@google.com>
7264 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7265 additional option file arm/eabi.opt.
7266 * config/arm/eabi.h (File): New configuration file for EABI targets.
7267 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7268 SUBSUBTARGET_EXTRA_SPECS.
7269 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7270 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7271 from STARTFILE_SPEC so that it can be referenced in an override.
7272 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7273 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7274 can be referenced in an override.
7275 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7276 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7277 so that it can be referenced in an override.
7278 (LINK_SPEC): Use BPABI_LINK_SPEC.
7279 * config/arm/eabi.opt (File): New.
7281 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7283 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7284 (FIXED_VALUE_H): New variable.
7285 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7286 input.h, fixed-value.h.
7287 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7288 (BASIC_BLOCK_H): Use $(BITMAP_H).
7289 (FUNCTION_H): Add varray.h.
7290 (IPA_REFERENCE_H): Use $(BITMAP_H).
7291 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7292 (DF_H): Use $(BITMAP_H).
7293 (GGC_H): Add statistics.h.
7295 (INSN_ATTR_H): Use it.
7296 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7298 (SYMTAB_H): Add $(OBSTACK_H).
7299 (CPP_INTERNAL_H): New.
7300 (TREE_DUMP_H): Add tree-pass.h.
7301 (TREE_FLOW_H): Use $(BITMAP_H)
7302 (PRETTY_PRINT_H): Use $(INPUT_H).
7303 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7306 (many object files): Fix lots of header dependencies throughout.
7308 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7310 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7312 (s-gtyp-input): Use them to write tmp-gi.list.
7313 (echo_to_gi.list): Remove.
7315 2008-07-14 Richard Guenther <rguenther@suse.de>
7317 * tree-ssa-sccvn.c (pre_info): Remove.
7318 (switch_to_PRE_table): Likewise.
7319 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7320 (set_hashtable_value_ids): Do not create value-ids for the
7322 (run_scc_vn): Remove double test. Remove bogus special-case
7323 in value-number printing.
7324 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7325 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7327 * tree-flow-inline.h (get_value_handle): Remove.
7328 * tree-flow.h (get_value_handle): Remove.
7330 2008-07-14 Martin Jambor <mjambor@suse.cz>
7332 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7333 in which we generate arithmetics is not a subrange.
7335 2008-07-14 Martin Jambor <mjambor@suse.cz>
7337 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7339 2008-07-14 Richard Guenther <rguenther@suse.de>
7341 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7343 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7346 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7347 reload for symbol refs moved to r0 with -fPIC.
7348 (legitimize_pic_address): Use the target register as temporary
7350 (emit_symbolic_move): Adjust comment.
7351 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7354 2008-07-14 Ben Elliston <bje@au.ibm.com>
7356 * c-common.h (C_CPP_HASHNODE): New macro.
7357 * coretypes.h (struct cpp_token): Forward declare.
7358 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7359 the context-sensitive keyword method.
7360 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7361 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7362 expand_bool_pixel): New.
7363 (altivec_categorize_keyword): New function.
7364 (init_vector_keywords): New function.
7365 (rs6000_macro_to_expand): Likewise.
7366 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7367 compiling an ISO C dialect.
7369 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7371 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7372 (create_expression_by_pieces): Fix typo.
7373 (do_regular_insertion): Use debug counter here too.
7375 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7378 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7379 CONST_OK_FOR_LETTER_P. All port-local users changed.
7380 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7381 implement Kp matching power-of-two.
7382 (CONSTRAINT_LEN): Define to match.
7383 * config/cris/cris.md: Replace all use of constraint K with Kc.
7384 ("*btst*): Use Kp for operand 0 of last alternative.
7386 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7389 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7392 2008-07-13 Jan Hubicka <jh@suse.cz>
7394 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7397 2008-07-13 Richard Guenther <rguenther@suse.de>
7400 * langhooks.c (lhd_print_error_function): Deal with recursive
7403 2008-07-12 Jan Hubicka <jh@suse.cz>
7405 * cgraph.c (assembler_name_hash): New static var.
7406 (hash_node_by_assembler_name, eq_assembler_name): New.
7407 (cgraph_node_for_asm): Use hashtable.
7408 (cgraph_remove_node): Maintain hashtable.
7409 (change_decl_assembler_name): Sanity check that names are not changing
7410 after aliasing was processed.
7411 * cgraph.h (varpoon_node): Add next GGC marker.
7412 * tree.c (decl_assembler_name_equal): Constify.
7413 (decl_assembler_name_hash): New.
7414 * tree.h (decl_assembler_name_equal): Constify.
7415 (decl_assembler_name_hash): Update.
7417 2008-07-12 David Daney <ddaney@avtrex.com>
7419 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7422 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7424 * doc/md.texi: Document the MIPS "v" constraint.
7425 * config/mips/mips.h (reg_class): Revert last change.
7426 (REG_CLASS_NAMES): Likewise.
7427 (REG_CLASS_CONTENTS): Likewise.
7428 * config/mips/mips.c (mips_regno_to_class): Likewise.
7429 * config/mips/constraints.md (v): Likewise, but add documentation.
7430 Add a comment to say that this constraint should not be used in
7433 2008-07-11 DJ Delorie <dj@redhat.com>
7435 * config/h8300/h8300.md (length): Fix branch offset limit.
7437 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7439 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7440 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7441 (avr_hard_regno_scratch_ok): New function.
7442 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7443 * config/avr/avr.md (all peepholes that request a scratch register):
7444 Remove avr_peep2_scratch_safe use.
7446 2008-07-11 Tom Tromey <tromey@redhat.com>
7447 Ian Lance Taylor <iant@google.com>
7449 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7450 (struct c_common_resword): Define.
7451 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7452 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7453 (c_common_reswords, num_c_common_reswords): Declare.
7454 * c-common.c (c_common_reswords): New global const array.
7455 (num_c_common_reswords): New const int.
7456 * c-parser.c (struct resword, reswords): Don't define.
7457 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7458 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7459 than reswords. If warning about C++ keywords, give them a special
7461 (c_lex_one_token): Warn about C++ keywords. Call
7462 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7463 (c_parser_external_declaration): Look for RID_xxx rather than
7464 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7465 (c_parser_statement_after_labels): Likewise.
7466 (c_parser_objc_class_instance_variables): Likewise.
7467 (c_parser_objc_class_declaration): Likewise.
7468 (c_parser_objc_try_catch_statement): Likewise.
7469 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7470 (declspecs_add_type): Likewise.
7472 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7474 * ggc-page.c (alloc_page):
7475 Substituting xmalloc, xcalloc with
7476 XNEWVEC and XCNEWVAR macros which add the
7479 2008-07-11 Richard Guenther <rguenther@suse.de>
7481 PR tree-optimization/36765
7482 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7483 aliases from HEAP vars to SMTs.
7485 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7487 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7488 * configure.ac (loose_warn): Move -Wc++-compat from here...
7489 (strict_warn): ...to here.
7490 * configure: Regenerate.
7492 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7494 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7495 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7496 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7497 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7498 excluding more specific h8300-*-* and sh-*-* targets.
7500 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7502 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7504 (execute_pre): Call loop_optimizer_finalize in early exit.
7506 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7509 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7510 uids in the bitmap, not just VAR_DECL uids.
7512 PR rtl-optimization/36419
7513 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7514 (combine_stack_adjustments_for_block): Call it if needed. Delete
7516 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7517 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7518 prologue sp adjustment.
7520 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7523 * opts.c (print_ignored_options): Report postponed diagnostics for
7524 unknown -Wno-* options as warnings, not errors.
7525 (postpone_unknown_option_error): Renamed to...
7526 (postpone_unknown_option_warning): ... this.
7528 2008-07-09 Doug Kwan <dougkwan@google.com>
7531 2008-07-08 Doug Kwan <dougkwan@google.com>
7533 * config/arm/arm.opt (mandroid): New option.
7534 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7535 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7537 (CC1PLUS_SPEC): Same.
7539 (STARTFILE_SPEC): Same.
7540 (ENDFILE_SPEC): Same.
7541 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7544 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7547 * config/mips/mips.h (reg_class): Remove V1_REG.
7548 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7549 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7551 (mips_get_tp): New function.
7552 (mips_legitimize_tls_address): Use it.
7553 * config/mips/constraints.md (v): Delete.
7554 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7555 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7556 After reload, split into a move and ...
7557 (*tls_get_tp_<mode>_split): ...this new instruction.
7559 2008-07-09 David Daney <ddaney@avtrex.com>
7561 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7563 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7565 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7566 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7568 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7569 htab_delete should be called. Don't free c.
7570 (lookup_tmp_var): Create temp_htab lazily.
7571 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7572 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7574 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7575 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7576 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7577 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7578 * tree-sra.c (generate_element_init): Likewise.
7579 * tree-mudflap.c (execute_mudflap_function_ops,
7580 execute_mudflap_function_decls): Likewise.
7581 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7582 * tree-gimple.h (struct gimplify_ctx): New type.
7583 (push_gimplify_context): Adjust prototype.
7585 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7587 * tree-ssa-pre.c (phi_translate_1): Update placement of
7590 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7592 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7593 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7594 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7595 * targhooks.c (default_hard_regno_scratch_ok): New function.
7596 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7597 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7598 * recog.c: Include "target.h".
7599 (peep2_find_free_register): Add check for global regs. Add target
7601 * Makefile.in (recog.o): Depend on target.h.
7603 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7605 * config/sh/sh.c (sh_canonical_va_list_type): New.
7606 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7608 2008-07-09 Raksit Ashok <raksit@google.com>
7610 * doc/invoke.texi (Option Summary): Mention new option
7611 -Wdisallowed-function-list=...
7612 (Warning Options): Document -Wdisallowed-function-list=...
7613 * common.opt (Wdisallowed-function-list=): New flag.
7614 * flags.h (warn_disallowed_functions): External definition of new
7615 boolean warning flag.
7616 (warn_if_disallowed_function_p): Declare new function.
7617 * opts.c (warning_disallowed_functions): New static variable.
7618 (warn_disallowed_functions): New boolean warning flag.
7619 (warn_if_disallowed_function_p): New function.
7620 (add_comma_separated_to_vector): Rename
7621 add_instrument_functions_exclude_list to this.
7622 (common_handle_option): Handle new option. Rename calls to
7623 add_instrument_functions_exclude_list into calls to
7624 add_comma_separated_to_vector.
7625 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7626 based on flag warn_disallowed_functions.
7628 2008-07-09 Christian Bruel <christian.bruel@st.com>
7630 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7631 instead of get_attr_length.
7633 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7635 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7637 * genemit.c (gen_insn): Likewise.
7638 * gengtype.c (note_def_vec): Likewise.
7639 * gengtype.h (note_def_vec): Likewise.
7640 * genoutput.c (struct data, output_insn_data, process_template,
7641 gen_expand, gen_split, note_constraint): Likewise.
7642 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7643 make_insn_sequence): Likewise.
7644 * gensupport.c (record_insn_name): Likewise.
7646 2008-07-08 Doug Kwan <dougkwan@google.com>
7648 * config/arm/arm.opt (mandroid): New option.
7649 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7650 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7652 (CC1PLUS_SPEC): Same.
7654 (STARTFILE_SPEC): Same.
7655 (ENDFILE_SPEC): Same.
7656 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7659 2008-07-08 Raksit Ashok <raksit@google.com>
7661 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7662 (set_storage_via_setmem): Fix expected_align parameter.
7663 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7664 missing from the list.
7665 * doc/md.texi (movmem): Explicitly state that expected alignment is
7666 to be expressed in bytes.
7667 (setmem): Explicitly state that expected alignment is to be expressed
7670 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7672 * reload.c (find_reloads_subreg_address): Do not require validity
7673 of address in original mode before reloading address.
7675 2008-07-07 Tianwei Sheng <tianweis@google.com>
7677 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7678 bounds array access.
7680 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7682 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7684 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7686 Fix PR tree-optimization/23455
7687 Fix PR tree-optimization/35286
7688 Fix PR tree-optimization/35287
7689 * Makefile.in (OBJS-common): Remove tree-vn.o.
7690 (tree-vn.o): Remove.
7691 * dbgcnt.def: Add treepre_insert debug counter.
7692 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7693 (debug_value_expressions): Ditto.
7694 (print_value_expressions): Ditto.
7695 * tree-pretty-print.c (dump_generic_node): Updated for
7696 VALUE_HANDLE removal.
7697 * tree-ssa-dom.c (record_equality): Ditto.
7698 (cprop_operand): Ditto.
7699 (lookup_avail_expr): Ditto.
7700 * tree-ssa-threadedge.c
7701 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7702 (simplify_control_stmt_condition): Ditto.
7703 * tree.c (tree_code_size): Ditto.
7704 (tree_node_structure): Ditto.
7705 (iterative_hash_expr): Ditto.
7707 * tree.h (VALUE_HANDLE_ID): Ditto.
7708 (VALUE_HANDLE_EXPR_SET): Ditto.
7709 (struct tree_value_handle): Ditto.
7710 (union tree_node): Ditto.
7711 * treestruct.def: Ditto.
7712 * tree-vn.c: Removed.
7713 * tree-ssa-pre.c: Rewritten entirely.
7714 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7715 (constant_value_ids): Ditto.
7716 (vn_nary_op_t): Moved to header.
7718 (vn_reference_op_t): Ditto
7719 (vn_reference_t): Ditto.
7720 (next_value_id): New variable.
7721 (VN_INFO): Add an assert.
7722 (vn_constant_eq): New function.
7723 (vn_constant_hash): Ditto.
7724 (get_or_alloc_constant_value_id): Ditto.
7725 (value_id_constant_p): Ditto.
7726 (vn_reference_compute_hash): De-staticify.
7727 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7728 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7729 (valueize_refs): Update opcode if it changes from ssa name to constant.
7730 (vn_reference_lookup_1): Add new argument.
7731 (vn_reference_lookup): Ditto.
7732 (vn_reference_lookup_pieces): New function.
7733 (vn_reference_insert): Add return type. Modify to deal with value ids.
7734 (vn_reference_insert_pieces): New function.
7735 (vn_nary_op_compute_hash): De-staticify.
7736 (vn_nary_op_eq): Ditto.
7737 (vn_nary_op_lookup_pieces): New function.
7738 (vn_nary_op_lookup): Add new argument.
7739 (vn_nary_op_insert_pieces): New function.
7740 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7741 (vn_phi_insert): Ditto.
7742 (visit_unary_op): Update for callee changes.
7743 (visit_binary_op): Ditto.
7744 (visit_reference_op_load): Ditto.
7745 (visit_reference_op_store): Ditto.
7746 (init_scc_vn): Init next_value_id, constant_to_value_id and
7748 (free_scc_vn): Free them.
7749 (set_hashtable_value_ids): New function.
7750 (run_scc_vn): Use it.
7751 (get_max_value_id): New function.
7752 (get_next_value_id): Ditto.
7753 (expressions_equal_p): Moved from tree-vn.c
7754 (sort_vuses): Ditto.
7755 (sort_vuses_heap): Ditto.
7756 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7758 * tree.c (iterative_hash_hashval_t): Made non-static
7759 * tree.h (iterative_hash_hashval_t): Declare it.
7761 2008-07-08 Martin Jambor <mjambor@suse.cz>
7763 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7764 instead of ipa_create_node_params.
7765 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7766 ipa_check_create_edge_args, free them with
7767 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7769 * ipa-prop.c: Include flags.h and tree-inline.h.
7770 (ipa_node_params_vector): New variable.
7771 (ipa_edge_args_vector): New variable.
7772 (edge_removal_hook_holder): New variable.
7773 (node_removal_hook_holder): New variable.
7774 (edge_duplication_hook_holder): New variable.
7775 (node_duplication_hook_holder): New variable.
7776 (ipa_detect_param_modifications): Check for presence of modified flags.
7777 (ipa_compute_jump_functions): Check for presence of jump functions.
7778 (ipa_free_edge_args_substructures): New function.
7779 (ipa_create_node_params): Removed.
7780 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7781 (ipa_free_node_params_substructures): New function.
7782 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7784 (ipa_edge_removal_hook): New function.
7785 (ipa_node_removal_hook): New function.
7786 (duplicate_array): New function.
7787 (ipa_edge_duplication_hook): New function.
7788 (ipa_node_duplication_hook): New function.
7789 (ipa_register_cgraph_hooks): New function.
7790 (ipa_unregister_cgraph_hooks): New function.
7791 (free_all_ipa_structures_after_ipa_cp): New function.
7793 * ipa-prop.h: Include vec.h.
7794 (ipa_node_params_t): New typedef with vector types for it.
7795 (ipa_edge_args_t): New typedef with vector types for it.
7796 (IPA_NODE_REF): Changed to access an on-the-side vector.
7797 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7798 (ipa_check_create_node_params): New function.
7799 (ipa_check_create_edge_args): New function.
7801 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7804 2008-07-07 Tom Tromey <tromey@redhat.com>
7806 * configure, config.in: Rebuilt.
7807 * configure.ac: Don't check for scandir or alphasort.
7809 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7811 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7812 types immediately after creating them.
7814 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7816 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7818 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7820 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7821 dump_constraint_graph.
7822 (dump_constraint_edge): New function.
7823 (dump_constraint_graph): New function.
7824 (debug_constraint_graph): New function.
7825 (dump_constraint): Removed useless comparison.
7826 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7827 (dump_constraint_graph): Declare.
7828 (debug_constraint_graph): Declare.
7829 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7831 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7833 * config/i386/i386.c (is_va_list_char_pointer): New.
7834 (ix86_va_start): Replace compare with ms_va_list_type_node
7835 by is_va_list_char_pointer.
7836 (ix86_gimplify_va_arg): Likewise.
7838 2008-07-07 Martin Jambor <mjambor@suse.cz>
7840 * cgraph.c (cgraph_edge_max_uid): New variable.
7841 (struct cgraph_edge_hook_list): New type.
7842 (struct cgraph_node_hook_list): New type.
7843 (struct cgraph_2edge_hook_list): New type.
7844 (struct cgraph_2node_hook_list): New type.
7845 (first_cgraph_edge_removal_hook): New variable.
7846 (first_cgraph_node_removal_hook): New variable.
7847 (first_cgraph_edge_duplicated_hook): New variable.
7848 (first_cgraph_node_duplicated_hook): New variable.
7849 (cgraph_add_edge_removal_hook): New function.
7850 (cgraph_remove_edge_removal_hook): New function.
7851 (cgraph_call_edge_removal_hooks): New function.
7852 (cgraph_add_node_removal_hook): New function.
7853 (cgraph_remove_node_removal_hook): New function.
7854 (cgraph_call_node_removal_hooks): New function.
7855 (cgraph_add_edge_duplication_hook): New function.
7856 (cgraph_remove_edge_duplication_hook): New function.
7857 (cgraph_call_edge_duplication_hooks): New function.
7858 (cgraph_add_node_duplication_hook): New function.
7859 (cgraph_remove_node_duplication_hook): New function.
7860 (cgraph_call_node_duplication_hooks): New function.
7861 (cgraph_create_edge): Assign to edge uid.
7862 (cgraph_remove_edge): Call edge removal hooks.
7863 (cgraph_node_remove_callees): Call edge removal hooks.
7864 (cgraph_node_remove_callers): Call edge removal hooks.
7865 (cgraph_remove_node): Call node removal hooks.
7866 (cgraph_clone_edge): Call edge duplication hooks.
7867 (cgraph_clone_node): Call node duplication hooks.
7869 * cgraph.h (cgraph_edge): New field uid.
7870 (cgraph_edge_hook): New type.
7871 (cgraph_node_hook): New type.
7872 (cgraph_2edge_hook): New type.
7873 (cgraph_2node_hook): New type.
7875 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7877 * config.in: Regenerate.
7879 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7881 * gcc.c (print_sysroot): New.
7882 (option_map, display_help, process_command): Handle the
7883 -print-sysroot option.
7884 (main): Print the sysroot if requested.
7885 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7887 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7890 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7892 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7894 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7895 (assign_parm_setup_block_p): Also check mode of entry_parm.
7897 2008-07-07 Richard Guenther <rguenther@suse.de>
7899 * tree-ssa-structalias.h (set_used_smts): Remove.
7900 * tree-ssa-structalias.c (used_smts): Likewise.
7901 (set_used_smts): Likewise.
7902 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7903 call to set_used_smts.
7905 2008-07-07 Richard Guenther <rguenther@suse.de>
7907 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7908 (new_var_info): Set it to false.
7909 (solution_set_add): Correctly handle pointers outside a var and
7911 (type_safe): Treat variables with is_full_var properly.
7912 (do_sd_constraint): Likewise.
7913 (do_ds_constraint): Likewise.
7914 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7915 (get_constraint_for_ptr_offset): New function.
7916 (get_constraint_for_component_ref): For addresses at least include
7917 the last field of the variable. Handle is_full_vars properly.
7918 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7919 (handle_ptr_arith): Remove.
7920 (find_func_aliases): Simplify assignment handling.
7921 (create_function_info_for): For parameter and result varinfos set
7923 (create_variable_info_for): Set is_full_var flag whenever we
7924 just created a single varinfo for a decl.
7925 (init_alias_vars): Initialize use_field_sensitive from
7926 max-fields-for-field-sensitive parameter.
7928 2008-07-07 Richard Guenther <rguenther@suse.de>
7930 PR tree-optimization/36713
7931 * tree-flow-inline.h (is_call_used): New function.
7932 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7933 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7934 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7936 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7938 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7940 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7942 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7944 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7945 Nathan Sidwell <nathan@codesourcery.com>
7947 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7948 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7950 * config/m68k/t-linux: New.
7951 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7954 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7956 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7957 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7960 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7962 * gcc.c (execute): Fix -Wc++-compat warning.
7964 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7967 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7968 constant for little endian.
7970 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7972 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7973 mips_base_mips16 instead of TARGET_MIPS16.
7974 (mips_base_mips16): Declare.
7975 * config/mips/mips.c (mips_base_mips16): Make global.
7976 (was_mips16_p): Remove GTY marker.
7977 (was_mips16_pch_p): New variable.
7978 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7979 (mips_override_options): Force to non-MIPS16 mode initially.
7980 Do not complain about MIPS16 PIC incompatibilities here.
7981 Only allow -mgpopt if -mexplicit-relocs is in force for
7984 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7986 * configure.ac: Check for caddr_t, define to char * if not defined.
7987 * configure: Regenerate.
7988 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7989 (mmap_gt_pch_use_address): Likewise.
7990 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7992 2008-07-06 Richard Guenther <rguenther@suse.de>
7994 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7995 (new_var_info): Deal with it.
7996 (solution_set_add): Likewise.
7997 (bitpos_of_field): Make signed, fix.
7998 (struct fieldoff): Remove type and decl fields. Make size field
7999 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8001 (fieldoff_compare): Deal with it.
8002 (push_fields_onto_fieldstack): Remove has_union argument, glob
8003 adjacent non-pointer fields together.
8004 (create_function_info_for): Do not set has_union.
8005 (create_variable_info_for): Simplify.
8007 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8009 * config.gcc (extra_headers): Add cross-stdarg.h for target
8010 x86_64-*-* and i?86-*-*.
8011 * config/i386/cross-stdarg.h: New.
8012 * builtins.c (std_fn_abi_va_list): New.
8013 (std_canonical_va_list_type): New.
8014 (stabilize_va_list): Replace va_list_type_node use by
8015 mtarget.canonical_va_list_type.
8016 (gimplify_va_arg_expr): Likewise.
8017 (expand_builtin_va_copy): Replace va_list_type_node use by
8018 mtarget.fn_abi_va_list.
8019 * tree-sra.c (is_va_list_type): New helper.
8020 (decl_can_be_decomposed_p): Replace
8021 va_list_type_node use by is_va_list_type.
8022 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8023 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8024 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8025 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8026 (ix86_enum_va_list): New.
8027 * config/i386/i386.c (sysv_va_list_type_node): New.
8028 (ms_va_list_type_node): New.
8029 (ix86_function_type_abi): Remove sorry.
8030 (ix86_build_builtin_va_list_abi): New.
8031 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8033 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8034 (ix86_init_builtins_va_builtins_abi): New.
8035 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8037 (ix86_handle_abi_attribute): New.
8038 (attribute_spec): Add sysv_abi and ms_abi.
8039 (ix86_fn_abi_va_list): New.
8040 (ix86_canonical_va_list_type): New.
8041 (ix86_enum_va_list): New.
8042 (TARGET_FN_ABI_VA_LIST): New.
8043 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8044 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8045 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8046 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8047 (TARGET_ENUM_VA_LIST): New.
8048 * expr.h (std_fn_abi_va_list): New.
8049 (std_canonical_va_list_type): New.
8050 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8051 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8052 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8053 TARGET_CANONICAL_VA_LIST_TYPE.
8054 * target.h (struct gcc_target): Add fn_abi_va_list hook
8055 and canonical_va_list_type hook.
8057 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8059 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8060 integral and pointer types.
8062 2008-07-04 Roger Sayle <roger@eyesopen.com>
8064 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8065 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8067 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8070 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8072 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8074 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8075 build_gimple_modify_stmt.
8076 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8077 gimple operand. Use fold_build* instead of build*.
8079 2008-07-04 Richard Guenther <rguenther@suse.de>
8081 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8082 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8083 properly to compute the reachability set if we do field-sensitive PTA.
8084 * invoke.texi (max-fields-for-field-sensitive): Document default.
8085 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8086 100 for optimize >= 2.
8088 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8090 * ggc-zone.c (lookup_page_table_if_allocated,
8091 set_page_table_entry, zone_find_object_size, alloc_small_page,
8092 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8093 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8094 -Wc++-compat and/or -Wcast-qual warnings.
8096 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8099 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8100 pic_offset_table_rtx to be marked as used here.
8101 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8102 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8103 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8104 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8107 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8109 * alloc-pool.c (hash_descriptor, eq_descriptor,
8110 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8111 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8113 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8114 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8115 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8116 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8119 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8121 * tree-flow.h (loop_only_exit_p): Declare.
8122 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8123 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8124 the number of iterations if it is constant. Otherwise, if this is the
8125 only possible exit of the loop, use the conservative estimate on the
8126 number of iterations of the entire loop if available.
8128 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8130 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8131 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8132 Add synchronization functions.
8133 * config/sync.c: New file.
8134 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8135 (LIBGCC_SYNC_CFLAGS): Likewise.
8137 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8140 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8141 (*pushtf_sse): New insn pattern.
8142 (pushtf splitters): New splitters.
8144 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8147 * predict.c (build_predict_expr): Use void_type_node for the tree
8148 type, instead of NULL_TREE.
8150 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8152 * config/i386/i386.c (contains_aligned_value_p): Return true
8154 (ix86_data_alignment): Align TCmode to 128bits.
8155 (ix86_local_alignment): Likewise.
8157 2008-07-03 Andrew Haley <aph@redhat.com>
8160 * vec.h (VEC_TA): New.
8161 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8162 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8163 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8164 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8165 (C_COMMON_FIXED_TYPES): Remove first arg.
8166 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8167 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8168 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8169 not to use empty macro arguments.
8171 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8173 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8174 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8175 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8176 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8177 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8178 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8179 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8180 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8181 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8182 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8183 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8184 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8185 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8186 config/rs6000/e500crtres64gpr.asm,
8187 config/rs6000/e500crtres64gprctr.asm,
8188 config/rs6000/e500crtrest32gpr.asm,
8189 config/rs6000/e500crtrest64gpr.asm,
8190 config/rs6000/e500crtresx32gpr.asm,
8191 config/rs6000/e500crtresx64gpr.asm,
8192 config/rs6000/e500crtsav32gpr.asm,
8193 config/rs6000/e500crtsav64gpr.asm,
8194 config/rs6000/e500crtsav64gprctr.asm,
8195 config/rs6000/e500crtsavg32gpr.asm,
8196 config/rs6000/e500crtsavg64gpr.asm,
8197 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8198 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8199 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8200 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8201 config/sparc/sol2-cn.asm: Remove .file directives.
8203 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8205 * resource.c (mark_referenced_resources): Look inside
8206 UNSPEC_VOLATILEs and ASM_INPUTs.
8208 2008-07-02 Ian Lance Taylor <iant@google.com>
8210 * rtlanal.c (add_reg_note): New function.
8211 * rtl.h (add_reg_note): Declare.
8212 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8213 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8214 * builtins.c (expand_builtin_longjmp): Likewise.
8215 (expand_builtin_nonlocal_goto): Likewise.
8216 * calls.c (emit_call_1, expand_call): Likewise.
8217 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8218 * cfglayout.c (fixup_reorder_chain): Likewise.
8219 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8220 (commit_one_edge_insertion): Likewise.
8221 * combine.c (move_deaths, distribute_notes): Likewise.
8222 * df-problems.c (df_set_note): Likewise.
8223 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8224 (set_unique_reg_note): Likewise.
8225 (emit_copy_of_insn_after): Likewise.
8226 * expr.c (expand_expr_real): Likewise.
8227 * gcse.c (add_label_notes): Likewise.
8228 * haifa-sched.c (create_check_block_twin): Likewise.
8229 * jump.c (mark_jump_label_1): Likewise.
8230 * loop-doloop.c (add_test, doloop_modify): Likewise.
8231 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8232 * lower-subreg.c (move_eh_region_note): Likewise.
8233 * optabs.c (emit_libcall_block): Likewise.
8234 * predict.c (predict_insn): Likewise.
8235 (combine_predictions_for_insn): Likewise.
8236 * recog.c (peephole2_optimize): Likewise.
8237 * regmove.c (try_auto_increment): Likewise.
8238 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8239 * reload.c (find_reloads): Likewise.
8240 * reload1.c (fixup_eh_region_note): Likewise.
8241 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8242 * reorg.c (delete_prior_computation): Likewise.
8243 (delete_computation, dbr_schedule): Likewise.
8244 * config/pa/pa.c (legitimize_pic_address): Likewise.
8245 * config/sh/sh.c (sh_reorg): Likewise.
8247 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8250 * config/libgcc-glibc.ver: Add %exclude.
8251 * config/m32r/libgcc-glibc.ver: Likwise.
8252 * config/s390/libgcc-glibc.ver: Likwise.
8253 * config/sh/libgcc-glibc.ver: Likwise.
8254 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8256 * config/i386/libgcc-glibc.ver: New.
8258 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8260 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8262 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8263 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8264 i[34567]86-*-linux*, x86_64-*-linux*. Add
8265 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8266 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8267 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8268 i[34567]86-*-linux*, x86_64-*-linux*.
8270 * libgcc-std.ver: Add empty GCC_4.4.0.
8272 * mkmap-symver.awk: Support multiple versions per symbol.
8274 * config/i386/i386.c (ix86_init_builtins): Always define
8275 __builtin_fabsq and __builtin_copysignq with fallbacks.
8276 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8277 and __builtin_copysignq if SSE2 isn't available.
8279 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8280 (LIBGCC2_TF_CEXT): Likwise.
8283 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8285 * config/i386/sfp-machine.h: Moved to libgcc.
8287 * config/i386/sfp-machine.h: New.
8288 * config/i386/t-linux: Likwise.
8290 * config/i386/t-darwin: Remove softfp_wrap_start and
8292 * config/i386/t-darwin64: Likewise.
8294 * config/i386/t-fprules-softfp64: Renamed to ...
8295 * config/i386/t-fprules-softfp: This.
8297 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8298 and softfp_wrap_end.
8300 2008-07-02 Jason Merrill <jason@redhat.com>
8302 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8304 * tree.c (ctor_to_list): New fn.
8305 * tree.h: Declare it.
8306 (CONSTRUCTOR_ELT): New macro.
8307 (CONSTRUCTOR_NELTS): New macro.
8309 2008-07-02 Richard Guenther <rguenther@suse.de>
8311 * tree-ssa-structalias.c (struct variable_info): Reorder
8312 to fill padding on 64bit hosts. Make collapsed_to an int.
8313 (get_varinfo_fc): Deal with that.
8314 (new_var_info): Likewise.
8315 (collapse_rest_of_var): Likewise.
8317 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8319 * doc/install.texi (--enable-java-home): Document.
8320 (--enable-aot-compile-rpm): Likewise.
8321 (--with-arch-directory): Likewise.
8322 (--with-os-directory): Likewise.
8323 (--with-origin-name): Likewise.
8324 (--with-arch-suffix): Likewise.
8325 (--with-jvm-root-dir): Likewise.
8326 (--with-jvm-jar-dir): Likewise.
8327 (--with-python-dir): Likewise.
8329 2008-07-02 Richard Guenther <rguenther@suse.de>
8331 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8332 from decls explicitly. Merge operand checking from tuples.
8334 2008-07-02 Martin Jambor <mjambor@suse.cz>
8336 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8338 2008-07-02 Martin Jambor <mjambor@suse.cz>
8340 * tree-switch-conversion.c: Included timevar.h
8341 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8343 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8345 2008-07-02 Martin Jambor <mjambor@suse.cz>
8347 * tree-switch-conversion.c: Corrected various comments and
8349 (build_constructors): Fixed minor formatting mistakes.
8351 * invoke.texi (Optimize Options): Corrected the
8352 switch-conversion-max-branch-ratio parameter.
8354 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8356 * final.c (asm_insn_count): Return zero for an empty asm body.
8358 2008-07-02 Richard Guenther <rguenther@suse.de>
8360 * bitmap.h (bitmap_set_bit): Return bool.
8361 (bitmap_clear_bit): Likewise.
8362 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8363 write to the bitmap if it would.
8364 (bitmap_clear_bit): Likewise.
8365 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8366 bitmap_set_bit return value.
8367 (add_pred_graph_edge): Likewise.
8368 (add_graph_edge): Likewise.
8369 (do_sd_constraint): Likewise.
8370 (do_ds_constraint): Likewise.
8372 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8374 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8375 Fix -Wc++-compat and/or -Wcast-qual warnings.
8376 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8377 gen_regparm_prefix): Likewise.
8378 * vmsdbgout.c (write_modbeg, lookup_filename,
8379 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8381 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8383 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8384 defaults.h definition apply.
8386 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8388 * function.c (assign_parm_remove_parallels): New.
8389 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8391 (assign_parm_setup_block): Do not handle them.
8392 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8393 assign_parm_remove_parallels.
8395 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8397 * c-typeck.c (convert_for_assignment): Use
8398 vector_targets_convertible_p.
8399 * c-common.c (vector_targets_convertible_p): New.
8400 * c-common.h (vector_targets_convertible_p): New prototype.
8401 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8402 opaque_p_V2SI_type_node.
8404 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8406 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8409 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8411 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8412 TFmode constants via two element DImode vector for hosts with
8413 HOST_BITS_PER_WIDE_INT < 64.
8414 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8415 also for HOST_BITS_PER_WIDE_INT < 64.
8417 2008-07-01 Richard Guenther <rguenther@suse.de>
8419 PR tree-optimization/36666
8420 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8421 (get_constraint_exp_from_ssa_var): Split into ...
8422 (get_constraint_exp_for_temp): ... this ...
8423 (get_constraint_for_ssa_var): ... and that.
8424 Return constraint expressions for all touched sub-fields
8425 if the results address is not taken.
8426 (process_constraint): Remove assertion that aggregate
8427 assignments do not happen at this place.
8428 (get_constraint_for_component_ref): Add address_p argument.
8429 Return constraint expressions for all touched sub-fields
8430 if the results address is not taken.
8431 (do_deref): Use get_constraint_exp_for_temp.
8432 (get_constraint_for_1): Rename from ...
8433 (get_constraint_for): ... this. Add the old function as wrapper.
8434 (do_structure_copy): Use get_constraint_for_1.
8436 2008-07-01 Martin Jambor <mjambor@suse.cz>
8438 * Makefile.in (tree-switch-conversion.o): Add.
8439 (OBJS-common): Add tree-swtch-conversion.o.
8440 * passes.c (init_optimization_passes): Add pass_convert_switch.
8441 * tree-pass.h: (pass_convert_switch): Add.
8442 * tree-switch-conversion.c: New file.
8443 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8444 * common.opt (ftree-cswtch): New option.
8445 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8446 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8447 * opts.c (decode_options): Set flag_tree_switch_conversion when
8448 optimization level is >= 2.
8449 * doc/invoke.texi (Optimize Options): Added description of
8450 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8452 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8454 * config/darwin-driver.c (darwin_default_min_version): Fix
8455 -Wc++-compat warnings.
8457 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8459 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8462 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8464 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8466 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8468 PR rtl-optimization/34744
8469 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8470 (df_scan_free_internal): Free data structures not
8471 allocated in storage pools.
8472 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8473 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8474 df_scan_free_mws_vec.
8475 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8478 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8480 * config/i386/i386.c (contains_aligned_value_p): Return true
8482 (ix86_function_arg_boundary): Return its natural boundary
8484 (return_in_memory_32): Don't check TDmode.
8485 (ix86_split_to_parts): Support splitting into 4 parts and
8486 support TFmode for 32bit target.
8487 (ix86_split_long_move): Support splitting into 4 parts.
8488 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8490 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8491 (ix86_init_builtins): Here.
8492 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8493 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8494 'q' and 'w', respectively.
8496 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8498 (movtf_internal): Likewise.
8499 (<code>tf2): Likewise.
8500 (*absnegtf2_sse): Likewise.
8501 (copysign<mode>3): Likewise.
8502 (copysign<mode>3_const): Likewise.
8503 (copysign<mode>3_var): Likewise.
8504 (define_split UNSPEC_COPYSIGN): Likewise.
8505 * config/i386/sse.md (*nandtf3): Likewise.
8506 (<code>tf3): Likewise.
8507 (*<code>tf3): Likewise.
8509 2008-06-30 Joey Ye <joey.ye@intel.com>
8510 H.J. Lu <hongjiu.lu@intel.com>
8512 * global.c (compute_regsets): Set frame_pointer_needed here.
8513 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8515 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8517 * doc/install.texi (specific): Expand Windows build notes.
8519 2008-06-30 Ira Rosen <irar@il.ibm.com>
8521 PR tree-optimization/36648
8522 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8523 number of prolog iterations by step. Fix the comment.
8525 2008-06-30 Richard Guenther <rguenther@suse.de>
8528 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8529 handle calls from ECF_MALLOC functions.
8530 (handle_pure_call): ECF_MALLOC functions do not return
8532 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8534 2008-06-29 Andreas Schwab <schwab@suse.de>
8536 * config/m68k/m68k.c (print_operand): Always print a float
8538 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8539 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8542 * config/rs6000/x-linux64: Remove never used file.
8544 2008-06-29 Richard Guenther <rguenther@suse.de>
8546 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8548 (struct alias_info): Move ...
8549 * tree-ssa-alias.c: ... here.
8550 (update_alias_info): Declare.
8551 (compute_may_aliases): Call it.
8552 (update_alias_info): New function.
8553 * tree-ssa-structalias.c (update_alias_info): Move ...
8554 * tree-ssa-alias.c (update_alias_info_1): ... here.
8555 * tree-ssa-structalias.c (process_constraint_1): Remove
8556 unused from_call argument. Rename to ...
8557 (process_constraint): ... this. Delete old wrapper.
8558 (make_constraint_to): Adjust callers.
8559 (handle_const_call): Likewise.
8560 (handle_pure_call): Likewise.
8561 (init_base_vars): Likewise.
8562 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8563 (find_func_aliases): We don't need structure copies for
8565 (make_constraint_from_anything): Remove.
8566 (create_variable_info_for): For globals make constraints
8567 from escaped, not from anything.
8568 (compute_points_to_sets): Do not call update_alias_info.
8569 (ipa_pta_execute): Use make_constraint_from.
8571 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8573 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8574 (bitmap.o-warn, dominance.o-warn): New.
8575 * configure.ac (cxx_compat_warn): Delete.
8576 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8577 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8579 * configure: Regenerate.
8581 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8584 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8586 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8587 * df-scan.c (df_notes_rescan): Likewise.
8588 * ggc-page.c (set_page_table_entry): Likewise.
8589 * intl.c (gcc_gettext_width): Likewise.
8590 * varasm.c (get_unnamed_section, get_noswitch_section,
8591 get_section): Likewise.
8593 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8595 * regrename.c (build_def_use): Don't copy RTX.
8597 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8599 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8600 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8601 punctuation. Use @ref instead of @xref.
8602 (Function Names): Remove stray @display/@end display.
8603 (C++ Attributes): Use @ref instead of @xref.
8604 (Deprecated Features): Fix punctuation around @xref.
8605 (Backwards Compatibility): Likewise.
8606 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8608 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8610 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8611 constants for E500 double.
8613 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8615 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8616 element type of const_vector.
8618 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8620 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8621 Remove FLAGS_REG clobber from expander pattern.
8622 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8623 (anddi3, andsi3, andhi3, andqi3): Ditto.
8624 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8625 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8626 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8627 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8628 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8629 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8630 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8631 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8633 2008-06-28 Richard Guenther <rguenther@suse.de>
8635 * tree-ssa-structalias.c (callused_id, var_callused,
8636 callused_tree): Add.
8637 (handle_pure_call): New function.
8638 (find_func_aliases): Call it.
8639 (find_what_p_points_to): Handle the call-used set.
8640 (clobber_what_escaped): Likewise.
8641 (compute_call_used_vars): New function.
8642 (init_base_vars): Init the call-used variable.
8643 (do_sd_constraint): Do not propagate the solution from CALLUSED
8644 but use CALLUSED as a placeholder.
8645 (solve_graph): Likewise.
8646 * tree-flow-inline.h (gimple_call_used_vars): New function.
8647 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8648 (compute_call_used_vars): Declare.
8649 * tree-ssa-alias.c (set_initial_properties): Call
8650 compute_call_used_vars.
8651 (reset_alias_info): Clear call-used variables.
8652 (add_call_clobber_ops): Assert we are not called for const/pure
8653 functions. Remove handling of them.
8654 (add_call_read_ops): Handle pure functions by adding the
8655 call-used set of variables as VUSEs.
8656 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8657 (delete_tree_ssa): Free it.
8658 * tree-dfa.c (remove_referenced_var): Clear the var from the
8661 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8663 * tree.c (build_varargs_function_type_list): New.
8664 (build_function_type_list_1): New.
8665 (build_function_type_list): Use build_function_type_list_1.
8666 * tree.h (build_varargs_function_type_list): New.
8668 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8671 * config/spu/spu.c (spu_builtin_splats): Do not generate
8672 invalid CONST_VECTOR expressions.
8673 (spu_expand_vector_init): Likewise.
8675 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8677 * optabs.c (libfunc_decls): New variable.
8678 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8679 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8680 for the same function twice.
8682 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8685 ix86_expand_binary_operator directly.
8686 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8688 (*ashrti3_1): Ditto.
8689 (*lshrti3_1): Ditto.
8690 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8691 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8692 using only one splitter. Conditionaly execute splitter before or
8693 after peephole2 pass.
8694 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8695 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8696 Use only one alternative in asm template.
8697 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8699 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8700 "J" operand constraint for operand 2.
8701 (*ashldi3_cconly_rex64): Ditto.
8702 (*ashrdi3_cmp_rex64): Ditto.
8703 (*ashrdi3_cconly_rex64): Ditto.
8704 (*lshrdi3_cmp_rex64): Ditto.
8705 (*lshrdi3_cconly_rex64): Ditto.
8706 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8707 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8708 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8711 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8713 * gimplify.c (omp_is_private): Don't return true if decl is not
8714 already private on #pragma omp for or #pragma omp parallel for.
8717 * tree-cfg.c (struct move_stmt_d): Replace block field with
8718 orig_block and new_block fields.
8719 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8720 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8721 (move_block_to_fn): Replace vars_map and new_label_map arguments
8722 with struct move_stmt_d pointer.
8723 (replace_block_vars_by_duplicates): New function.
8724 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8725 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8726 all subblocks of ORIG_BLOCK to the new function. Call
8727 replace_block_vars_by_duplicates.
8728 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8729 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8730 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8731 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8732 (expand_omp): Temporarily set input_location to the location of
8733 region's controlling stmt.
8734 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8735 BIND_EXPR, push ctx->block_vars and gimplification vars into
8736 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8738 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8739 there are any BLOCK_VARS.
8740 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8741 OMP_PARALLEL or OMP_TASK stmt.
8742 (lower_omp): Save and restore input_location around the lower_omp_1
8745 2008-06-27 Richard Guenther <rguenther@suse.de>
8747 PR tree-optimization/36400
8748 PR tree-optimization/36373
8749 PR tree-optimization/36344
8750 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8751 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8752 (update_alias_info): Remove call clobbering code.
8753 (make_constraint_to): New helper function.
8754 (make_escape_constraint): Likewise.
8755 (handle_rhs_call): Use it on all pointer containing arguments.
8756 Also mark the static chain escaped.
8757 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8758 instead of ANYTHING.
8759 (make_constraint_from): New helper split out from ...
8760 (make_constraint_from_anything): ... here.
8761 (find_func_aliases): Add constraints for escape sites.
8762 (intra_create_variable_infos): Make constraints from NONLOCAL
8764 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8766 (clobber_what_p_points_to): Remove.
8767 (clobber_what_escaped): New function.
8768 (init_base_vars): Init NONLOCAL and ESCAPED.
8769 (do_sd_constraint): Do not propagate the solution from ESCAPED
8770 but use ESCAPED as a placeholder.
8771 (solve_graph): Likewise.
8772 * tree-flow.h (clobber_what_p_points_to): Remove.
8773 (clobber_what_escaped): Declare.
8774 * tree-ssa-alias.c (set_initial_properties): Call it.
8775 Remove code clobbering escaped pointers.
8777 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8779 * function.c (allocate_struct_function): Only allocate a unique
8780 funcdef_no if the decl is nonzero.
8782 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8784 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8785 * config/mips/mips.c (mips_split_const_insns): New function.
8786 * config/mips/mips.md (move_type): New attribute.
8787 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8788 (dword_mode): New attribute.
8789 (type): Avoid long line. Map "move_type"s to "type"s,
8790 choosing "multi" for doubleword moves if appropriate.
8791 Swap MTC/MFC comments to match their declaration order.
8792 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8793 "type" is "branch" or "jal" is "direct".
8794 (length): Handle "extended_mips16" first. Make the default
8795 "0" for "ghost" instructions. Set the length from "move_type".
8796 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8797 of "type", with "sll0" for the register alternative. Remove the
8798 "extended_mips16" attribute.
8799 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8800 of "type", with "shift_shift" for the register alternative.
8801 Remove the "length" attribute.
8802 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8803 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8804 of "type", with "andi" for the register alternative.
8805 (*zero_extendqihi2): Likewise.
8806 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8807 of "andi" instead of a "type" of "arith".
8808 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8810 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8811 (mov_<store>r, *mov<mode>_ra): Likewise.
8812 (extendsidi2): Use "move_type" instead of "type", with "move"
8813 for the register alternative.
8814 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8815 of "type", with "signext" for the register alternative.
8816 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8817 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8818 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8819 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8820 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8821 (unnamed branch insn): Likewise.
8822 (*movdi_gp32_fp64): Fold into...
8823 (*movdi_32bit): ...here.
8824 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8825 (*movdf_hardfloat): ...this new pattern.
8826 (*movdf_softfloat): Remove redundant FPR alternatives.
8827 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8828 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8829 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8830 the "move" attribute.
8831 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8832 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8833 and "store" for COP loads and stores.
8834 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8835 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8836 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8837 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8838 (*movtf_mips16, *movv2sf): Likewise.
8839 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8840 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8841 (mfhc1<mode>): Use "move_type" instead of "move".
8842 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8843 (loadgp_blockage): Remove the "length" attribute.
8844 (blockage, set_got_version, update_got_version): Likewise.
8845 (call_internal): Remove the "extended_mips16" attribute.
8846 (call_value_internal, call_value_multiple_internal): Likewise.
8847 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8849 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8850 the "length" attribute.
8852 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8854 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8855 -Wcast-qual warnings.
8856 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8857 handle_pragma_pop_macro): Likewise.
8858 * collect2.c (resolve_lib_name): Likewise.
8859 * config/arc/arc.c (arc_init): Likewise.
8860 * config/arm/arm.c (neon_builtin_compare,
8861 locate_neon_builtin_icode): Likewise.
8862 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8863 * config/bfin/bfin.c (bfin_init_machine_status,
8864 bfin_optimize_loop): Likewise.
8865 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8866 * config/cris/cris.c (cris_init_expanders): Likewise.
8867 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8868 * config/darwin.c (machopic_indirection_eq,
8869 machopic_indirection_name, machopic_output_indirection): Likewise.
8870 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8871 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8872 frv_optimize_membar): Likewise.
8873 * config/i386/cygwin.h (mingw_scan,
8874 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8875 * config/i386/cygwin1.c (mingw_scan): Likewise.
8876 * config/i386/i386.c (machopic_output_stub): Likewise.
8877 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8878 i386_pe_unique_section): Likewise.
8879 * config/ia64/ia64.c (ia64_init_machine_status,
8880 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8882 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8883 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8884 * config/m68k/m68k.c (m68k_handle_option,
8885 m68k_sched_md_init_global): Likewise.
8886 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8887 mcore_unique_section): Likewise.
8888 * config/mips/mips.c (mips_block_move_straight,
8889 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8891 * config/mmix/mmix.c (mmix_init_machine_status,
8892 mmix_encode_section_info): Likewise.
8893 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8894 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8895 print_operand_address, output_toc, redefine_groups,
8896 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8897 * config/s390/s390.c (s390_init_machine_status): Likewise.
8898 * config/score/score.c (score_block_move_straight,
8899 score_block_move_loop_body): Likewise.
8900 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8901 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8902 * emit-rtl.c (find_auto_inc): Likewise.
8903 * gcc.c (translate_options, process_command): Likewise.
8904 * reorg.c (dbr_schedule): Likewise.
8905 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8906 * xcoffout.c (xcoffout_declare_function): Likewise.
8908 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8910 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8911 ipa-pta working again.
8913 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8915 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8918 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8920 * config.gcc (powerpc*-*-*): Add new core e500mc.
8921 * config/rs6000/e500mc.md: New file.
8922 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8924 (rs6000_override_options): Add e500mc case to
8925 processor_target_table. Altivec and Spe options not allowed
8926 with e500mc. Add isel instruction to e500mc by
8927 default. Initialize rs6000_cost for e500mc.
8928 (rs6000_issue_rate): Set issue rate for e500mc.
8929 * config/rs6000/rs6000.h (processor_type): Add
8930 PROCESSOR_PPCE500MC.
8931 (ASM_CPU_SPEC): Add e500mc.
8932 Set TARGET_ISEL to rs6000_isel.
8933 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8934 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8935 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8937 * doc/invoke.texi: Add e500mc to list of cpus.
8939 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8942 * c-lex.c (lex_charconst): Initialize unsignedp.
8944 2008-06-27 Olivier Hainque <hainque@adacore.com>
8946 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8947 documented assumptions.
8949 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8951 * dwarf2out.c: Remove trailing white spaces. Break long line
8954 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8956 * libfuncs.h (LTI_synchronize): New libfunc_index.
8957 (synchronize_libfunc): Declare.
8958 * builtins.c (expand_builtin_synchronize): Consider using
8959 synchronize_libfunc before falling back on an asm blockage.
8960 * config/mips/mips.c: Include libfuncs.h
8961 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8963 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8965 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8966 parameter. Copy stack_reg to r11 where appropriate.
8967 (no_global_regs_above): Add gpr parameter.
8968 (rs6000_stack_info): Only add padding for SPE save area if we
8969 are saving SPE GPRs and CR.
8970 (saveres_routine_syms): New variable.
8971 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8973 (rs6000_savres_routine_sym): New function.
8974 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8976 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8977 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8978 Tweak FPR out-of-line saving.
8979 (rs6000_make_savres_rtx): New function.
8980 (rs6000_use_multiple_p): New function.
8981 (rs6000_savres_strategy): New function.
8982 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8983 out-of-line if appropriate.
8984 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8985 if we are optimizing for size.
8986 (GP_SAVE_INLINE): Define.
8987 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8988 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8989 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8990 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8991 (*save_fpregs_<mode>): Add use of r11.
8992 (*restore_gpregs_<mode>): New insn.
8993 (*return_and_restore_gpregs_<mode>): New insn.
8994 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8996 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8997 (*restore_gpregs_spe): New insn.
8998 (*return_and_restore_gpregs_spe): New insn.
8999 * config/rs6000/predicates.md (save_world_operation): Fix check.
9001 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9003 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9004 this point, so assert that.
9006 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9008 * cfganal.c: Include vec.h and vecprim.h.
9009 (compute_idf): Import from...
9010 * tree-into-ssa (compute_idf): ...here.
9011 * basic-block.h (compute_idf): Export.
9013 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9015 * c-decl.c (merge_decls): Use !current_function_decl to check for
9016 extern declaration of C99 inline function being at file scope.
9018 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9020 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9022 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9024 * alias.c (record_alias_subset, init_alias_analysis): Fix
9025 -Wc++-compat and/or -Wcast-qual warnings.
9026 * attribs.c (lookup_attribute_spec): Likewise.
9027 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9028 copy_bb, connect_traces,
9029 find_rarely_executed_basic_blocks_and_cr): Likewise.
9030 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9031 note_btr_set, migrate_btr_defs): Likewise.
9032 * builtins.c (result_vector, expand_builtin_memcpy,
9033 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9034 builtin_memset_read_str, expand_builtin_printf,
9035 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9037 * caller-save.c (mark_set_regs): Likewise.
9038 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9039 * cgraph.c (cgraph_edge): Likewise.
9040 * combine.c (likely_spilled_retval_1): Likewise.
9041 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9042 htab_counts_entry_del, get_coverage_counts): Likewise.
9043 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9044 new_cselib_val): Likewise.
9045 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9046 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9048 * df-core.c (df_compact_blocks): Likewise.
9049 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9050 * df-scan.c (df_grow_reg_info, df_ref_create,
9051 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9052 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9053 df_record_entry_block_defs, df_record_exit_block_uses,
9054 df_bb_verify): Likewise.
9055 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9056 DF_REF_EXTRACT_MODE_CONST): New.
9057 * dominance.c (get_immediate_dominator, get_dominated_by,
9058 nearest_common_dominator, root_of_dom_tree,
9059 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9060 -Wc++-compat and/or -Wcast-qual warnings.
9061 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9062 record_store, replace_read, check_mem_read_rtx, scan_insn,
9063 dse_step1, dse_record_singleton_alias_set): Likewise.
9064 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9066 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9068 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9069 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9070 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9071 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9072 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9073 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9074 file_name_acquire, output_file_names, add_const_value_attribute,
9075 premark_used_types_helper, file_table_eq, file_table_hash,
9076 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9077 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9078 -Wcast-qual warnings.
9079 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9080 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9081 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9082 gen_reg_rtx, start_sequence, init_emit): Likewise.
9083 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9084 * except.c (init_eh_for_function, gen_eh_region,
9085 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9086 arh_to_landing_pad, arh_to_label, add_action_record,
9087 add_call_site, switch_to_exception_section): Likewise.
9088 * expmed.c (synth_mult): Likewise.
9089 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9090 store_expr): Likewise.
9091 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9093 * function.c (assign_stack_temp_for_type,
9094 allocate_struct_function, match_asm_constraints_1): Likewise.
9095 * gcov-io.c (gcov_allocate): Likewise.
9096 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9097 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9098 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9099 record_one_set, insert_expr_in_table, insert_set_in_table,
9100 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9101 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9102 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9103 -Wcast-qual warnings.
9105 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9107 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9108 -Wcast-qual warnings.
9109 * gcc.c (process_command): Likewise.
9110 * genattrtab.c (oballoc): Use XOBNEW.
9111 (oballocvec): Define.
9112 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9113 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9114 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9115 -Wc++-compat and/or -Wcast-qual warnings.
9116 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9117 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9118 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9119 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9120 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9121 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9122 add_excls, process_presence_absence_names,
9123 process_presence_absence_patterns, add_presence_absence,
9124 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9125 get_free_state, add_arc, get_free_automata_list_el,
9126 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9127 transform_3, cache_presence, create_ainsns, create_automata,
9128 create_state_ainsn_table, dfa_insn_code_enlarge,
9129 output_trans_func, output_min_issue_delay_func,
9130 output_dead_lock_func, output_reset_func,
9131 output_get_cpu_unit_code_func, output_dfa_start_func,
9132 expand_automata): Likewise.
9133 * genextract.c (gen_insn): Likewise.
9134 * gengtype-lex.l: Likewise.
9135 * gengtype.c (read_input_list, adjust_field_type,
9136 process_gc_options): Likewise.
9137 * genoutput.c (note_constraint): Likewise.
9138 * genpreds.c (mangle, add_constraint): Likewise.
9139 * genrecog.c (process_define_predicate, new_decision,
9140 add_to_sequence): Likewise.
9141 * gensupport.c (record_insn_name): Likewise.
9143 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9145 * config/i386/driver-i386.c (detect_caches_amd,
9146 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9147 and/or -Wcast-qual warnings.
9148 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9149 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9150 gt_pch_save): Likewise.
9151 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9152 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9153 * global.c (compute_regsets): Likewise.
9154 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9155 finish_graph_dump_file): Likewise.
9156 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9157 unlink_bb_notes): Likewise.
9158 * integrate.c (get_hard_reg_initial_val): Likewise.
9159 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9160 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9161 * local-alloc.c (update_equiv_regs): Likewise.
9162 * loop-invariant.c (check_invariant_table_size,
9163 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9165 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9166 altered_reg_used, mark_altered): Likewise.
9167 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9168 insert_var_expansion_initialization,
9169 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9170 release_var_copies): Likewise.
9171 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9172 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9173 analyze_accesses_for_phi_node, check_var_notmodified_p,
9174 check_allocation_function, find_sites_in_func,
9175 record_all_accesses_in_func, transform_access_sites,
9176 transform_allocation_sites): Likewise.
9177 * omp-low.c (new_omp_region, create_omp_child_function_name,
9178 check_omp_nesting_restrictions, check_combined_parallel,
9179 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9180 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9181 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9182 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9184 * opts-common.c (prune_options): Likewise.
9185 * opts.c (add_input_filename, print_filtered_help,
9186 get_option_state): Likewise.
9187 * params.c (add_params): Likewise.
9188 * passes.c (set_pass_for_id, next_pass_1,
9189 do_per_function_toporder, pass_fini_dump_file): Likewise.
9190 * postreload.c (reload_cse_simplify_operands): Likewise.
9191 * predict.c (tree_predicted_by_p, tree_predict_edge,
9192 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9194 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9196 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9198 * recog.c (check_asm_operands, validate_change_1): Likewise.
9199 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9200 subst_asm_stack_regs): Likewise.
9201 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9202 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9203 * regmove.c (reg_is_remote_constant_p): Likewise.
9204 * regrename.c (regrename_optimize, scan_rtx_reg,
9205 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9207 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9208 regstat_compute_calls_crossed): Likewise.
9209 * reload1.c (init_reload, new_insn_chain,
9210 has_nonexceptional_receiver, reload, copy_reloads,
9211 calculate_needs_all_insns, init_elim_table): Likewise.
9212 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9213 * rtl.c (shallow_copy_rtx_stat): Likewise.
9214 * rtlanal.c (parms_set): Likewise.
9215 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9216 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9217 * sched-ebb.c (earliest_block_with_similiar_load,
9218 add_deps_for_risky_insns): Likewise.
9219 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9220 schedule_region): Likewise.
9221 * see.c (eq_descriptor_pre_extension,
9222 hash_descriptor_pre_extension, hash_del_pre_extension,
9223 eq_descriptor_properties, hash_descriptor_properties,
9224 hash_del_properties, see_seek_pre_extension_expr,
9225 see_initialize_data_structures, see_print_register_properties,
9226 see_print_pre_extension_expr, see_delete_merged_def_extension,
9227 see_delete_unmerged_def_extension, see_emit_use_extension,
9228 see_pre_delete_extension, see_map_extension, see_commit_changes,
9229 see_analyze_merged_def_local_prop,
9230 see_analyze_merged_def_local_prop,
9231 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9232 see_set_prop_merged_def, see_set_prop_unmerged_def,
9233 see_set_prop_unmerged_use, see_print_one_extension,
9234 see_merge_one_use_extension, see_merge_one_def_extension,
9235 see_store_reference_and_extension, see_update_uses_relevancy,
9236 see_update_defs_relevancy): Likewise.
9237 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9238 hash_statistics_free, curr_statistics_hash): Likewise.
9239 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9240 expand_asm_operands, expand_return, case_bit_test_cmp,
9241 expand_case): Likewise.
9242 * stor-layout.c (start_record_layout): Likewise.
9243 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9244 gt_pch_save_stringpool): Likewise.
9245 * tree-data-ref.c (hash_stmt_vertex_info,
9246 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9247 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9249 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9252 * config/i386/i386.md : Change constraints of HImode and QImode
9253 immediate operands from "i" to "n". Change SImode "ni" constraint to
9254 "i" and SImode "rmi" constraint to "g". Remove all constraints
9255 from const0_operand and const1_operand predicated operands.
9256 (i): Change QImode and HImode attribute from "i" to "n".
9257 (*subqi_2): Change HImode operands to QImode.
9260 2008-06-25 Olivier Hainque <hainque@adacore.com>
9262 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9265 2008-06-25 Richard Guenther <rguenther@suse.de>
9267 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9268 not overflow the result type.
9270 2008-06-25 Richard Guenther <rguenther@suse.de>
9272 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9273 (vn_lookup): Likewise.
9275 2008-06-25 Richard Guenther <rguenther@suse.de>
9277 PR tree-optimization/35518
9278 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9279 * tree-sra.c (instantiate_element): Use fold_build3 to build
9281 (try_instantiate_multiple_fields): Likewise.
9283 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9285 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9288 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9290 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9291 use_backchain_to_restore_sp to true
9292 if the offset of the link register save area would go over the 32k - 1
9293 offset limit of the load
9296 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9298 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9299 anchor for the type-punning blurb. Cross-reference "Structures
9300 unions enumerations and bit-fields implementation". Provide a
9301 cast-through-pointer example. Make final sentence self-contained.
9302 * doc/implement-c.texi (Structures unions enumerations and
9303 bit-fields implementation): Cross-reference the type-punning blurb
9304 in the -fstrict-aliasing documentation.
9306 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9309 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9310 the memory instead of the memory itself for the save area.
9312 2008-06-24 Olivier Hainque <hainque@adacore.com>
9313 Nicolas Roche <roche@adacore.com>
9315 * gengtype.c (srcdir_len): size_t instead of int.
9316 (get_file_realbasename): New function. For F a filename, the real
9317 basename of F, with all the path components stripped.
9318 (get_file_srcdir_relative_path): New function. For F a filename, the
9319 relative path to F from $(srcdir).
9320 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9321 get_file_realbasename. Adjust the head comment.
9322 (get_prefix_langdir_index): New function. For F a filename, return the
9323 lang_dir_names[] relative index of the language directory that is
9325 (get_file_langdir): For F a filename, return the name of the language
9326 directory where F is located.
9327 (get_file_gtfilename): New function. The gt- output file name for an
9329 (get_output_file_with_visibility): Replace in-line computations with
9330 uses of get_file_gtfilename and get_prefix_langdir_index.
9331 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9333 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9335 PR tree-optimization/36504
9336 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9337 references without base address.
9339 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9342 * calls.c (expand_call): Increase alignment for recursive functions.
9344 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9346 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9347 (TARGET_FUNCTION_VALUE): New define.
9348 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9349 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9351 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9353 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9354 (fmod<mode>3): Ditto.
9355 (remainderxf3): Ditto.
9356 (remainder<mode>3): Ditto.
9358 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9361 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9362 REG is a hard register.
9364 PR tree-optimization/36508
9365 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9366 499, don't check it at all in release compilers.
9368 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9370 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9371 together with SSE_TARGET_MATH to disable insn pattern.
9372 (*fop_<MODEF:mode>_2_i387): Ditto.
9373 (*fop_<MODEF:mode>_3_i387): Ditto.
9375 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9377 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9379 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9382 * gimplify.c (gimplify_asm_expr): Check the return code of
9383 parse_output_constraint call, set function return and is_inout
9386 2008-06-22 Ian Lance Taylor <iant@google.com>
9388 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9389 (narrowest_signed_type): Likewise.
9390 * c-typeck.c (c_common_type): Change local variable mclass to enum
9392 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9393 tcc_comparison, not the tree code itself.
9394 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9395 (c_expand_expr): Cast modifier to enum expand_modifier.
9396 * c-common.h (C_RID_CODE): Add casts.
9397 (C_SET_RID_CODE): Define.
9398 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9399 (c_lex_one_token): Add cast to avoid warning.
9400 (c_parser_objc_type_name): Rename local typename to type_name.
9401 (check_no_duplicate_clause): Change code parameter to enum
9403 (c_parser_omp_var_list_parens): Change kind parameter to enum
9405 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9406 c_parser_omp_list_var_parens.
9407 (c_parser_omp_threadprivate): Likewise.
9408 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9409 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9410 * c-format.c (NO_FMT): Define.
9411 (printf_length_specs): Use NO_FMT.
9412 (asm_fprintf_length_specs): Likewise.
9413 (gcc_diag_length_specs): Likewise.
9414 (scanf_length_specs): Likewise.
9415 (strfmon_length_specs): Likewise.
9416 (gcc_gfc_length_specs): Likewise.
9417 (printf_flag_specs): Change 0 to STD_C89.
9418 (asm_fprintf_flag_specs): Likewise.
9419 (gcc_diag_flag_specs): Likewise.
9420 (gcc_cxxdiag_flag_specs): Likewise.
9421 (scanf_flag_specs): Likewise.
9422 (strftime_flag_specs): Likewise.
9423 (strfmon_flag_specs): Likewise.
9424 (print_char_table): Likewise.
9425 (asm_fprintf_char_table): Likewise.
9426 (gcc_diag_char_table): Likewise.
9427 (gcc_tdiag_char_table): Likewise.
9428 (gcc_cdiag_char_table): Likewise.
9429 (gcc_cxxdiag_char_table): Likewise.
9430 (gcc_gfc_char_table): Likewise.
9431 (scan_char_table): Likewise.
9432 (time_char_table): Likewis.
9433 (monetary_char_table): Likewise.
9434 * c-format.h (BADLEN): Likewise.
9436 2008-06-21 Ian Lance Taylor <iant@google.com>
9438 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9439 Define END_OF_BASE_TREE_CODES around inclusion.
9440 * tree.c (tree_code_type): New global array.
9441 (tree_code_length, tree_code_name): Likewise.
9442 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9444 (all-tree.def, s-alltree): New targets.
9445 (gencheck.h, s-gencheck): Remove.
9446 (tree.o): Depend upon all-tree.def.
9447 (build/gencheck.o): Remove gencheck.h dependency.
9448 (mostlyclean): Don't remove gencheck.h.
9449 * c-common.h (enum c_tree_code): Remove.
9450 * c-lang.c (tree_code_type): Remove.
9451 (tree_code_length, tree_code_name): Remove.
9452 * gencheck.c (tree_codes): Include all-tree.def, rather than
9453 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9455 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9457 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9458 (operator_name_info): Size to MAX_TREE_CODES.
9459 (assignment_operator_name_info): Likewise.
9460 * cp/cp-lang.c (tree_code_type): Remove.
9461 (tree_code_length, tree_code_name): Remove.
9462 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9463 (assignment_operator_name_info): Likewise.
9464 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9466 * cp/mangle.c (write_expression): Likewise.
9467 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9468 * fortran/f95-lang.c (tree_code_type): Remove.
9469 (tree_code_length, tree_code_name): Remove.
9470 * java/java-tree.h (enum java_tree_code): Remove.
9471 * java/lang.c (tree_code_type): Remove.
9472 (tree_code_length, tree_code_name): Remove.
9473 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9474 * objc/objc-act.h (enum objc_tree_code): Remove.
9475 * objc/objc-lang.c (tree_code_type): Remove.
9476 (tree_code_length, tree_code_name): Remove.
9477 * objcp/objcp-lang.c (tree_code_type): Remove.
9478 (tree_code_length, tree_code_name): Remove.
9479 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9480 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9481 * ada/misc.c (tree_code_type): Remove.
9482 (tree_code_length, tree_code_name): Remove.
9484 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9486 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9487 the grand_bitmap_obstack.
9489 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9491 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9492 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9493 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9494 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9495 move_stmt_r, new_label_mapper): Likewise.
9496 * tree-complex.c (cvc_lookup): Likewise.
9497 * tree-dfa.c (create_function_ann): Likewise.
9498 * tree-dump.c (dump_register): Likewise.
9499 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9500 find_phi_replacement_condition): Likewise.
9501 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9502 tree_function_versioning): Likewise.
9503 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9504 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9505 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9506 get_nonlocal_debug_decl, convert_nonlocal_reference,
9507 convert_nonlocal_omp_clauses, get_local_debug_decl,
9508 convert_local_reference, convert_local_omp_clauses,
9509 convert_nl_goto_reference, convert_nl_goto_receiver,
9510 convert_tramp_reference, convert_call_expr): Likewise.
9511 * tree-outof-ssa.c (contains_tree_r): Likewise.
9512 * tree-parloops.c (reduction_phi, initialize_reductions,
9513 eliminate_local_variables_1, add_field_for_reduction,
9514 add_field_for_name, create_phi_for_local_result,
9515 create_call_for_reduction_1, create_loads_for_reductions,
9516 create_stores_for_reduction, create_loads_and_stores_for_name):
9518 * tree-phinodes.c (allocate_phi_node): Likewise.
9519 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9520 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9521 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9522 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9523 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9524 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9525 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9526 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9527 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9528 vn_nary_op_insert): Likewise.
9529 * tree-ssa.c (redirect_edge_var_map_add,
9530 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9531 * tree-vectorizer.c (vectorize_loops): Likewise.
9532 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9533 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9534 tree_cons_stat, build1_stat, build_variant_type_copy,
9535 decl_init_priority_lookup, decl_fini_priority_lookup,
9536 decl_priority_info, decl_restrict_base_lookup,
9537 decl_restrict_base_insert, decl_debug_expr_lookup,
9538 decl_debug_expr_insert, decl_value_expr_lookup,
9539 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9540 type_hash_add, get_file_function_name, tree_check_failed,
9541 tree_not_check_failed, tree_range_check_failed,
9542 omp_clause_range_check_failed, build_omp_clause,
9543 build_vl_exp_stat): Likewise.
9544 * value-prof.c (gimple_histogram_value,
9545 gimple_duplicate_stmt_histograms): Likewise.
9546 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9547 unshare_variable, variable_union_info_cmp_pos, variable_union,
9548 dataflow_set_different_1, dataflow_set_different_2,
9549 vt_find_locations, variable_was_changed, set_variable_part,
9550 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9551 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9552 section_entry_hash, object_block_entry_eq,
9553 object_block_entry_hash, create_block_symbol,
9554 initialize_cold_section_name, default_function_rodata_section,
9555 strip_reg_name, set_user_assembler_name, const_desc_eq,
9556 build_constant_desc, output_constant_def, lookup_constant_def,
9557 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9558 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9559 default_internal_label): Likewise.
9560 * varray.c (varray_init, varray_grow): Likewise.
9561 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9563 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9565 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9566 operators for "test" insn. Macroize insn using SWI mode macro.
9567 (*jcc_fused_2): Ditto.
9568 (*jcc_fused_3): Macroize insn using SWI mode macro.
9569 (*jcc_fused_4): Ditto.
9571 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9573 * tree-ssa-pre.c: Fix typo in comment.
9574 (init_antic, fini_antic): Add explicit funtions for
9575 initializing and deinitializing ANTIC and AVAIL sets.
9576 (create_expression_by_pieces): Fix typo in comment.
9577 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9578 (execute_pre): Eventually dump details about ANTIC_IN.
9580 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9582 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9583 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9584 add_to_obstack, file_at_path, find_a_file, execute,
9585 add_preprocessor_option, add_assembler_option, add_linker_option,
9586 process_command, insert_wrapper, do_option_spec, do_self_spec,
9587 spec_path, do_spec_1, is_directory, main, used_arg,
9588 getenv_spec_function): Likewise.
9589 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9590 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9593 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9595 * doc/rtl.texi: Updated subreg section.
9597 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9600 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9601 node->needed and node->reachable.
9602 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9603 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9604 (expand_task_call): Don't call expand_task_copyfn.
9605 (expand_task_copyfn): Renamed to...
9606 (finalize_task_copyfn): ... this.
9608 2008-06-19 Jan Hubicka <jh@suse.cz>
9610 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9611 clobbering framepointer.
9613 2008-06-19 Jan Hubicka <jh@suse.cz>
9615 * tree-optimize.c (execute_early_local_optimizations): Set
9616 cgraph_state only at first invocation.
9618 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9620 * system.h (-Wc++-compat): Activate as a warning, no an error.
9622 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9624 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9625 instead of "#" in insn asm template.
9626 (*jcc_fused_2): Ditto.
9628 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9630 * config/i386/i386.h (ix86_tune_indices)
9631 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9632 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9633 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9634 (*jcc_fused_2): Ditto.
9635 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9636 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9637 (print operand): Handle 'E' and 'e' code.
9639 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9641 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9642 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9643 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9645 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9647 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9649 (cgraph_expand_function): Use local copy of decl.
9650 (cgraph_expand_all_functions): Remove redundant initialization of
9652 (cgraph_optimize): Reword internal_error message.
9654 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9656 * arm-protos.h (arm_return_in_memory): Remove public
9657 arm_return_in_memory() prototype.
9658 * arm.c (arm_return_in_memory): Add static prototype, add target
9659 hook macro, change definition and comments.
9660 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9662 2008-06-19 Ben Elliston <bje@au.ibm.com>
9664 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9665 real.c: Remove references to IEEE 754R.
9666 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9667 * doc/libgcc.texi (Decimal float library routines): Likewise.
9669 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9671 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9672 (default_unwind_word_mode): Add prototype.
9673 * targhooks.c (default_unwind_word_mode): New function.
9674 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9675 instead of word_mode.
9676 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9677 (TARGET_INITIALIZER): Use it.
9679 * c-common.c (handle_mode_attribute): Support "unwind_word"
9681 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9683 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9684 word_mode to access SjLj_Function_Context member "data".
9685 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9686 conversion from targetm.eh_return_filter_mode () to
9687 targetm.unwind_word_mode () if they differ.
9689 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9690 (BT_FN_UNWINDWORD_PTR): New function type.
9691 (BT_FN_WORD_PTR): Remove.
9692 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9693 * except.c (expand_builtin_extend_pointer): Convert pointer to
9694 targetm.unwind_word_mode () instead of word_mode.
9696 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9697 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9698 (spu_unwind_word_mode): New function.
9699 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9700 (TARGET_UNWIND_WORD_MODE): Define.
9701 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9703 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9705 * config/spu/spu.c (reg_align): Remove.
9706 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9707 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9708 (spu_split_store): Likewise.
9710 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9712 * gcc/tree-vn.c: Fix typo in comment.
9714 2008-06-18 Jan Hubicka <jh@suse.cz>
9716 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9717 toplevel reorder too.
9719 2008-06-18 Jan Hubicka <jh@suse.cz>
9721 * c-opts.c (c_common_post_options): PCH is not compatible with
9723 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9724 -fno-toplevel-reorder by default now.
9726 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9728 PR documentation/30739
9729 * doc/install.texi (Prerequisites): Document dependency on awk.
9731 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9732 Ian Lance Taylor <iant@google.com>
9734 PR rtl-optimization/35604
9735 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9736 only want to change jump destinations, not eventual label comparisons.
9738 2008-06-16 Jan Hubicka <jh@suse.cz>
9740 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9742 (cgraph_analyze_function): Likewise.
9744 2008-06-16 Jan Hubicka <jh@suse.cz>
9746 * cgraph.h (cgraph_mark_if_needed): New function.
9747 * cgraphunit.c (cgraph_mark_if_needed): New function.
9748 * c-decl.c (duplicate_decl): Use it.
9750 2008-06-16 Jan Hubicka <jh@suse.cz>
9752 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9755 2008-06-16 Jan Hubicka <jh@suse.cz>
9757 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9759 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9760 Kazu Hirata <kazu@codesourcery.com>
9761 Maxim Kuvyrkov <maxim@codesourcery.com
9763 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9764 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9765 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9766 EXTRA_SPEC_FUNCTIONS.
9767 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9768 (DRIVER_SELF_SPECS): Adjust.
9769 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9770 * config/mips/st.h, config/mips/t-st: New.
9771 * config/mips/driver-native.c, config/mips/x-native: New.
9772 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9775 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9777 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9779 (ISA_HAS_FP_CONDMOVE): New macro.
9780 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9781 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9782 (ISA_HAS_NMADD3_NMSUB3): New macro.
9783 * config/mips/mips.c (mips_rtx_costs): Update.
9784 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9785 compiling for ST Loongson 2E/2F.
9786 (madd<mode>): Rename to madd4<mode>. Update.
9787 (madd3<mode>): New pattern.
9788 (msub<mode>): Rename to msub4<mode>. Update.
9789 (msub3<mode>): New pattern.
9790 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9791 (nmadd3<mode>): New pattern.
9792 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9793 (nmadd3<mode>_fastmath): New pattern.
9794 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9795 (nmsub3<mode>): New pattern.
9796 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9797 (nmsub3<mode>_fastmath): New pattern.
9798 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9800 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9802 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9803 (DF_REF_INSN_INFO): New.
9804 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9805 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9806 with a NULL DF_REF_INSN_INFO.
9807 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9809 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9810 DF_INSN_INFO_EQ_USES): New.
9811 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9812 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9813 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9814 * df-core.c: Update comment for above changes.
9815 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9816 DF_INSN_UID_* macros.
9817 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9818 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9819 insn rtx. Update all callers.
9820 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9821 df_ref_create_structure, df_insn_refs_collect): Likewise.
9822 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9823 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9824 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9825 macros to access the insn refs.
9826 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9827 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9828 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9829 for accessing the refs.
9830 (try_fwprop_subst): Likewise.
9831 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9832 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9833 for accessing the refs.
9834 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9835 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9836 to look at the insn refs.
9837 (record_uses): Likewise.
9838 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9840 (mark_artificial_uses): Don't mark_insn for artificial refs.
9841 (mark_reg_rependencies): Likewise.
9843 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9845 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9847 * configure: Regenerate.
9849 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9851 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9852 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9853 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9855 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9857 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9858 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9859 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9861 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9863 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9864 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9865 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9867 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9869 * tree-ssa-sccvn.c: Fix format of comments.
9871 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9873 * cgraph.c: Remove unneeded forward declarations of eq_node()
9876 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9878 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9880 (see_update_relevancy): Likewise.
9881 * fwprop.c (try_fwprop_subst): Likewise.
9882 * rtlanal.c (noop_move_p): Likewise.
9883 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9884 notes to non-existing libcall blocks.
9885 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9887 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9888 (dead_libcall_p): Remove.
9889 (delete_trivially_dead_insns): Don't use it.
9890 * web.c (union_defs): Remove comment about keeping nops.
9891 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9892 (compute_hash_table_work): Don't track libcall notes.
9893 (do_local_cprop): Don't take libcall pointers. Don't update
9895 (adjust_libcall_notes): Deleted.
9896 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9897 ever have existed in the first place).
9898 (replace_store_insn): Don't try to remove libcall notes.
9899 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9900 (resolve_reg_notes): Don't call them.
9901 (resolve_simple_move): Likewise.
9902 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9903 Don't remove REG_RETVAL notes.
9904 * emit-rtl.c (try_split): Don't update libcall notes.
9905 (emit_copy_of_insn_after): Dito.
9906 * cselib.c (cselib_current_insn_in_libcall): Remove.
9907 (cselib_process_insn): Don't set/clear it.
9908 (new_elt_loc_list): Don't record it.
9909 (cselib_init): Don't initialize it.
9910 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9911 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9913 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9914 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9915 (init_deps): Don't initialize it.
9916 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9917 * combine.c (delete_noop_moves): Don't update libcall notes.
9918 (can_combine_p): Remove now pointless #if 0 block.
9919 (try_combine): Remove another obsolete #if 0 block.
9920 (distribute_notes): Don't distribute libcall notes.
9921 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9922 * dce.c (libcall_dead_p): Remove.
9923 (delete_unmarked_insns): Don't handle libcall blocks.
9924 (preserve_libcall_for_dce): Remove.
9925 (prescan_insns_for_dce): Don't special-case libcall block insns.
9926 * reload1 (reload): Don't handle libcall notes.
9927 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9930 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9932 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9933 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9934 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9936 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9938 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9939 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9940 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9942 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9944 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9946 2008-06-16 Ira Rosen <irar@il.ibm.com>
9948 PR tree-optimization/36493
9949 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9950 the arguments list. Use VECTYPE to create vector pointer.
9951 (vectorizable_store): Fail if accesses through a pointer to vectype
9952 do not alias the original memory reference operands.
9953 Call vect_create_data_ref_ptr without the removed argument.
9954 (vectorizable_load): Likewise.
9955 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9958 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9961 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9964 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9966 * config/mips/loongson2ef.md: New file.
9967 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9968 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9969 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9970 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9971 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9973 (loongson2ef.md): New include.
9974 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9975 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9976 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9977 (loongson_gt_<mode>, loongson_extract_halfword)
9978 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9979 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9980 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9981 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9982 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9983 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9984 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9985 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9986 (vec_interleave_low<mode>): Define type attribute.
9987 * config/mips/mips.c (mips_ls2): New static variable.
9988 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9989 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9990 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9991 Implement target scheduling hooks.
9992 (mips_multipass_dfa_lookahead): Update to handle tuning for
9994 (mips_sched_init): Initialize data for Loongson scheduling.
9995 (mips_ls2_variable_issue): New static function.
9996 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9998 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9999 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10000 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10001 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10002 Handle ST Loongson 2E/2F cores.
10003 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10005 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10007 * omp-low.c (extract_omp_for_data): Fix comment typo.
10010 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10012 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10013 FIXME note about gcc/config.guess.
10014 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10015 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10016 * doc/cppopts.texi: Likewise.
10017 * doc/extend.texi: Likewise.
10018 * doc/gcc.texi: Likewise.
10019 * doc/gccint.texi: Likewise.
10020 * doc/gcov.texi: Likewise.
10021 * doc/gty.texi: Likewise.
10022 * doc/hostconfig.texi: Likewise.
10023 * doc/install.texi: Likewise.
10024 * doc/invoke.texi: Likewise.
10025 * doc/loop.texi: Likewise.
10026 * doc/makefile.texi: Likewise.
10027 * doc/md.texi: Likewise.
10028 * doc/passes.texi: Likewise.
10029 * doc/tm.texi: Likewise.
10030 * doc/tree-ssa.texi: Likewise.
10031 * doc/trouble.texi: Likewise.
10033 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10034 Nathan Sidwell <nathan@codesourcery.com>
10035 Maxim Kuvyrkov <maxim@codesourcery.com>
10036 Richard Sandiford <rdsandiford@googlemail.com>
10038 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10039 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10040 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10042 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10043 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10044 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10046 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10047 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10048 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10049 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10050 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10051 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10052 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10053 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10054 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10055 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10056 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10057 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10058 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10059 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10060 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10061 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10062 (mips_builtins): Add Loongson builtins.
10063 (mips_loongson_2ef_bdesc): New.
10064 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10065 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10066 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10067 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10069 (mips_expand_vector_init): New.
10070 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10071 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10073 * config/mips/mips.md: Add unspec numbers for Loongson
10074 builtins. Include loongson.md.
10075 (MOVE64): Include Loongson vector modes.
10076 (SPLITF): Include Loongson vector modes.
10077 (HALFMODE): Handle Loongson vector modes.
10078 * config/mips/loongson.md: New.
10079 * config/mips/loongson.h: New.
10080 * config.gcc: Add loongson.h header for mips*-*-* targets.
10081 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10083 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10085 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10086 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10087 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10088 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10089 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10090 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10091 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10092 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10093 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10094 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10095 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10096 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10097 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10098 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10099 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10100 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10101 Remove use_fixproto=yes.
10102 (ia64*-*-hpux*): Remove comment about using fixproto.
10103 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10105 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10107 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10109 * configure: Regenerate.
10111 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10113 PR middle-end/36520
10114 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10115 before evaluating it.
10117 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10120 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10121 nested inline functions.
10122 (start_decl, start_function): Don't invert DECL_EXTERNAL
10123 for nested inline functions.
10125 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10127 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10128 splits that must be made for correctness.
10130 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10132 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10133 (AVAIL_NON_MIPS16): Likewise.
10134 (mips_builtin_description): Replace target_flags with a predicate.
10135 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10136 (dspr2_32): New availability predicates.
10137 (MIPS_BUILTIN): New macro.
10138 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10139 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10140 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10141 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10142 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10143 (mips_dsp_32only_bdesc): Merge into...
10144 (mips_builtins): ...this new array.
10145 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10146 (mips_init_builtins): Update after above changes.
10147 (mips_expand_builtin_1): Merge into...
10148 (mips_expand_builtin): ...here and update after above changes.
10150 2008-06-12 Paul Brook <paul@codesourcery.com>
10152 * longlong.h (__arm__): Define count_leading_zeros.
10153 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10154 (clzsi2, clzdi2): New functions.
10155 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10156 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10157 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10158 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10159 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10160 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10161 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10162 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10163 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10164 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10166 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10168 * config/m68k/m68k.c (m68k_tune_flags): New.
10169 (override_options): Compute m68k_tune_flags.
10170 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10171 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10173 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10175 PR middle-end/36506
10176 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10178 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10180 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10181 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10183 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10185 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10186 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10188 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10190 PR middle-end/36506
10191 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10194 2008-06-12 Richard Guenther <rguenther@suse.de>
10196 PR tree-optimization/36345
10197 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10198 add memory_tag_needed flag.
10199 (may_alias_p): Declare.
10200 * tree-ssa-alias.c (may_alias_p): Export.
10201 (set_initial_properties): Use memory_tag_needed flag.
10202 (update_reference_counts): Likewise.
10203 (reset_alias_info): Reset memory_tag_needed flag.
10204 (create_name_tags): Check memory_tag_needed flag.
10205 (dump_points_to_info_for): Dump it.
10206 * tree-ssa-structalias.c (struct variable_info): Remove
10207 directly_dereferenced flag.
10208 (new_var_info): Do not initialize it.
10209 (process_constraint_1): Do not set it.
10210 (update_alias_info): Set is_dereferenced flag.
10211 (set_uids_in_ptset): Use may_alias_p.
10212 (set_used_smts): Check memory_tag_needed flag.
10213 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10214 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10215 memory_tag_needed flag.
10216 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10217 from broken design.
10219 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10221 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10222 red zone for w64 abi.
10223 (ix86_expand_prologue): Likewise.
10224 (ix86_force_to_memory): Likewise.
10225 (ix86_free_from_memory): Likewise.
10227 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10230 * config/rs6000/rs6000.c (rs6000_override_options): Set
10231 rs6000_isel conditionally to the absence of comand line override.
10232 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10233 Remove duplicate rs6000_isel setting.
10234 * config/rs6000/eabispe.h: Ditto.
10236 2008-06-11 Richard Guenther <rguenther@suse.de>
10238 * alias.c (get_alias_set): Use the element alias-set for arrays.
10239 (record_component_aliases): For arrays and vectors do nothing.
10240 * c-common.c (strict_aliasing_warning): Handle the cases
10241 of alias set zero explicitly.
10242 * Makefile.in (dfp.o-warn): Add -Wno-error.
10244 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10246 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10248 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10249 tune_32 tune_64 to supported_defaults. Allow values not
10250 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10251 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10252 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10253 with_cpu_64 to generic for 64-bit-supporting configurations, not
10254 with_cpu. Remove FIXMEs.
10255 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10256 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10257 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10258 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10259 arch_32 and arch_64.
10261 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10262 Olivier Hainque <hainque@adacore.com>
10264 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10265 Use DECL_SIZE_UNIT to retrieve the size of the field.
10267 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10269 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10270 with function calls after declarations. Lay out
10271 neon_float_type_node before further use.
10273 2008-06-11 Richard Guenther <rguenther@suse.de>
10275 * tree-flow.h (may_point_to_global_var): Declare.
10276 * tree-ssa-alias.c (may_point_to_global_var): New function.
10277 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10279 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10281 * configure.ac: Teach that fido supports .debug_line.
10282 * configure: Regenerate.
10284 2008-06-10 Tom Tromey <tromey@redhat.com>
10286 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10289 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10291 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10292 (encode_decimal64, decode_decimal64, encode_decimal128,
10293 decode_decimal128): Reverse order of 32-bit parts of value if host
10294 and target endianness differ.
10296 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10298 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10299 Avoid division by 0.
10300 (tree_mod_pow2_value_transform): Likewise.
10301 (tree_ic_transform): Likewise.
10302 (tree_stringops_transform): Likewise.
10303 (tree_mod_subtract_transform): Likewise.
10304 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10305 (copy_edges_for_bb): Likewise.
10306 (initialize_cfun): Likewise.
10308 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10310 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10311 nonmemory_operand. Add "N" operand constraint.
10313 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10314 (*jcc_btsi_mask): Ditto.
10315 (*jcc_btsi_mask_1): Ditto.
10317 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10319 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10320 TYPE_CANONICAL for copied element type.
10322 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10325 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10326 Add m_CORE2 and m_GENERIC.
10327 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10328 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10330 (*jcc_btdi_rex64): New instruction and split pattern.
10331 (*jcc_btsi): Ditto.
10332 (*jcc_btsi_1): Ditto.
10333 (*btsq): Fix Intel asm dialect operand order.
10337 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10339 PR middle-end/36447
10340 * simplify-rtx.c (simplify_subreg): Add check for shift count
10343 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10345 * doc/md.texi: Synchronize with later constraints.md change.
10346 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10347 with a C implementation.
10348 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10350 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10351 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10352 when moving to and from MD_REGNUM.
10353 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10354 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10355 Handle byte and halfword moves.
10356 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10358 * config/mips/constraints.md (h): Turn into NO_REGS.
10359 (l, x): Update documentation.
10360 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10361 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10362 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10363 (HILO): New mode iterator.
10365 (any_div): New code iterator.
10366 (u): Extend code attribute to div and udiv.
10367 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10368 d_operand in the splitters. Remove redundant CONST_INT checks.
10369 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10370 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10371 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10372 accordingly, using normal moves instead of unspecs to move LO into
10373 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10374 (<u>mulsidi3): Handle expansion in C code.
10375 (<u>mulsidi3_32bit_internal): Rename to...
10376 (<u>mulsidi3_32bit): ...this.
10377 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10378 (*<u>mulsidi3_64bit): Rename to...
10379 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10380 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10381 to set LO and HI to the multiplication result. Use a normal move
10382 for MFLO and an unspec for MFHI.
10383 (*<u>mulsidi3_64bit_parts): Replace with...
10384 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10385 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10386 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10387 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10388 instead of HI. Split the instruction into a separate multiplication
10389 and MFHI if !TARGET_FIX_R4000.
10390 (<su>muldi3_highpart): Likewise.
10391 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10392 and the "=h" clobber.
10393 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10394 (<u>mulditi3): New expander.
10395 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10396 (madsi): Remove "=h" clobber.
10397 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10398 Force the modulus result to be a GPR and split the instruction into
10399 a division followed by an MFHI after reload.
10400 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10401 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10402 the MIPS16 HIGH define_split.
10403 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10404 of acc<->gpr moves to "multi".
10405 (*movdi_64bit): Replace the single "x" alternative with
10406 alternatives for moving into and out of "a".
10407 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10408 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10409 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10410 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10411 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10412 (movti): New expander.
10413 (*movti, *movti_mips16): New insns.
10414 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10415 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10416 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10417 * config/mips/predicates.md (fpr_operand): Delete.
10418 (d_operand): New predicate.
10420 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10422 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10423 failure on some Bourne shells.
10424 (x86_64-*-*): Ditto.
10426 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10428 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10430 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10432 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10433 (sparc-sun-solaris2*): Likewise.
10435 2008-06-09 Arnaud Charlet <charlet@adacore.com
10437 * doc/install.texi: Update requirements to build the Ada compiler.
10439 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10441 * df-scan.c (struct df_scan_problem_data): Remove the
10442 mw_link_pool alloc pool.
10443 (df_scan_free_internal): Don't free it.
10444 (df_scan_alloc): Don't allocate it.
10445 * df.h (struct df_link): Update comment.
10447 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10449 * except.h: Correct checks for when SJLJ exceptions must be used.
10451 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10453 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10456 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10458 PR tree-optimization/36218
10459 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10460 configure for the build system.
10461 (BUILD_LDFLAGS): Define.
10462 * configure: Regenerate.
10463 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10465 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10468 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10469 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10470 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10472 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10474 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10476 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10478 * config.gcc (Obsolete configurations): Remove list of
10480 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10481 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10482 targets matched by those patterns.
10483 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10484 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10485 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10486 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10487 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10488 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10489 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10490 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10491 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10492 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10493 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10494 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10495 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10496 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10497 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10498 Make code for Solaris 7 and greater unconditional for Solaris.
10499 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10500 Remove --with-* handling.
10501 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10502 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10503 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10504 LINK_OS_WINDISS_SPEC): Remove.
10505 * config/rs6000/sysv4.opt (mwindiss): Remove.
10506 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10507 * configure: Regenerate.
10508 * doc/cpp.texi: Don't mention BeOS.
10509 * doc/extend.texi (interrupt): Don't mention MS1.
10510 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10511 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10512 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10513 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10514 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10516 * doc/invoke.texi (MT Options): Remove.
10517 (-mwindiss): Remove.
10518 (CRIS Options): Remove cris-axis-aout references.
10519 (HPPA Options): Don't mention hppa1.1-*-pro.
10520 * doc/md.texi: (MorphoTech family): Remove.
10521 * libgcc2.c: Don't handle UWIN.
10522 * config/alpha/t-unicosmk: Remove.
10523 * config/alpha/unicosmk.h: Remove.
10524 * config/arm/kaos-arm.h: Remove.
10525 * config/arm/kaos-strongarm.h: Remove.
10526 * config/arm/strongarm-coff.h: Remove.
10527 * config/arm/strongarm-elf.h: Remove.
10528 * config/arm/strongarm-pe.h: Remove.
10529 * config/arm/t-strongarm-pe: Remove.
10530 * config/arm/t-xscale-coff: Remove.
10531 * config/arm/t-xscale-elf: Remove.
10532 * config/arm/xscale-coff.h: Remove.
10533 * config/arm/xscale-elf.h: Remove.
10534 * config/chorus.h: Remove.
10535 * config/cris/aout.h: Remove.
10536 * config/cris/aout.opt: Remove.
10537 * config/cris/t-aout: Remove.
10538 * config/i386/beos-elf.h: Remove.
10539 * config/i386/kaos-i386.h: Remove.
10540 * config/i386/ptx4-i.h: Remove.
10541 * config/i386/sco5.h: Remove.
10542 * config/i386/sco5.opt: Remove.
10543 * config/i386/sysv4-cpp.h: Remove.
10544 * config/i386/sysv5.h: Remove.
10545 * config/i386/t-beos: Remove.
10546 * config/i386/t-sco5: Remove.
10547 * config/i386/t-uwin: Remove.
10548 * config/i386/uwin.asm: Remove.
10549 * config/i386/uwin.h: Remove.
10550 * config/kaos.h: Remove.
10551 * config/mips/windiss.h: Remove.
10552 * config/mt: Remove directory.
10553 * config/pa/pa-osf.h: Remove.
10554 * config/pa/pa-pro-end.h: Remove.
10555 * config/pa/t-pro: Remove.
10556 * config/ptx4.h: Remove.
10557 * config/rs6000/beos.h: Remove.
10558 * config/rs6000/kaos-ppc.h: Remove.
10559 * config/rs6000/t-beos: Remove.
10560 * config/rs6000/windiss.h: Remove.
10561 * config/sh/kaos-sh.h: Remove.
10562 * config/sol2-6.h: Remove.
10563 * config/sparc/sol26-sld.h: Remove.
10564 * config/sparc/sysv4-only.h: Remove.
10565 * config/vax/bsd.h: Remove.
10566 * config/vax/t-memfuncs: Remove.
10567 * config/vax/ultrix.h: Remove.
10568 * config/vax/vaxv.h: Remove.
10569 * config/windiss.h: Remove.
10571 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10573 PR rtl-optimization/36438
10574 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10575 for vector shifts with constant scalar shift operands.
10577 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10579 * doc/invoke.texi: Document -march=xlr.
10580 * config/mips/xlr.md: New file.
10581 * config/mips/mips.md: Include it.
10583 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10584 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10585 (mips_rtx_cost_data): Likewise.
10587 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10589 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10590 PRE_INC and PRE_DEC cases.
10592 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10594 PR rtl-optimization/36419
10595 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10596 the emitting jump insn.
10599 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10600 is not bool, boolify the whole *expr_p and convert to the desired type.
10602 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10604 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10605 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10606 Add omp_private_outer_ref hook, add another argument to
10607 omp_clause_default_ctor hook.
10608 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10609 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10610 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10611 hook_tree_tree_tree_tree_null.
10612 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10613 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10614 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10615 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10616 * tree.def (OMP_TASK): New tree code.
10617 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10618 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10619 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10620 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10621 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10622 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10623 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10624 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10625 (OMP_DIRECTIVE_P): Add OMP_TASK.
10626 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10627 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10628 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10629 and OMP_CLAUSE_UNTIED entries.
10630 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10632 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10633 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10634 * tree-pretty-print.c (dump_omp_clause): Handle
10635 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10636 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10637 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10638 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10639 warning about unsigned iterators. Change decl/init/cond/incr
10640 arguments to TREE_VECs, check arguments for all collapsed loops.
10641 (c_finish_omp_taskwait): New function.
10642 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10644 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10645 default_function_array_conversion on init. Add par_clauses argument.
10646 If decl is present in parallel's lastprivate clause, change it to
10647 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10648 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10649 collapse count in clauses.
10650 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10651 c_parser_omp_for_loop callers.
10652 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10653 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10654 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10655 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10657 (c_parser_omp_clause_schedule): Handle schedule(auto).
10658 Include correct location in the error message.
10659 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10660 and PRAGMA_OMP_CLAUSE_UNTIED.
10661 (OMP_TASK_CLAUSE_MASK): Define.
10662 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10663 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10664 * tree-nested.c (convert_nonlocal_omp_clauses,
10665 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10666 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10667 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10668 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10670 (conver_nonlocal_reference, convert_local_reference,
10671 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10672 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10673 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10674 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10675 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10676 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10677 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10678 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10679 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10681 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10682 * c-common.h (c_finish_omp_taskwait): New prototype.
10683 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10684 * tree-parloops.c (create_parallel_loop): Create 1 entry
10685 vectors for OMP_FOR_{INIT,COND,INCR}.
10686 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10687 (make_edges): Handle OMP_TASK.
10688 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10689 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10690 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10691 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10692 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10693 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10694 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10695 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10696 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10697 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10698 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10699 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10700 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10701 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10702 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10703 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10704 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10705 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10706 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10707 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10708 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10709 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10710 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10711 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10712 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10713 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10714 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10715 original iterator is present in lastprivate clause or if
10716 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10717 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10718 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10719 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10720 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10721 if it is set, lookup var in outer contexts too. Handle
10722 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10723 to be implicitly determined firstprivate for task regions.
10724 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10725 if it is set, lookup var in outer contexts too. Set
10726 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10727 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10728 OMP_CLAUSE_UNTIED. Take region_type as last argument
10729 instead of in_parallel and in_combined_parallel.
10730 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10732 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10733 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10734 (new_omp_context): Set default_kind to
10735 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10736 (omp_region_type): New enum.
10737 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10738 fields, add region_type.
10739 (new_omp_context): Take region_type as argument instead of is_parallel
10740 and is_combined_parallel.
10741 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10742 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10743 ctx->is_combined_parallel checks.
10744 (gimplify_omp_task): New function.
10745 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10747 * omp-low.c (extract_omp_for_data): Use schedule(static)
10748 for schedule(auto). Handle pointer and unsigned iterators.
10749 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10750 Add loops argument. Extract data for collapsed OMP_FOR loops.
10751 (expand_parallel_call): Assert sched_kind isn't auto,
10752 map runtime schedule to index 3.
10753 (struct omp_for_data_loop): New type.
10754 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10755 Add loop, loops, collapse and iter_type fields.
10756 (workshare_safe_to_combine_p): Disallow combined for if
10757 iter_type is unsigned long long. Don't combine collapse > 1 loops
10758 unless all bounds and steps are constant. Adjust extract_omp_for_data
10760 (expand_omp_for_generic): Handle pointer, unsigned and long long
10761 iterators. Handle collapsed OMP_FOR loops. Adjust
10762 for struct omp_for_data changes. If libgomp function doesn't return
10763 boolean_type_node, add comparison of the return value with 0.
10764 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10765 pointer, unsigned and long long iterators. Adjust for struct
10766 omp_for_data changes.
10767 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10768 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10769 unsigned long long. Allocate loops array, pass it to
10770 extract_omp_for_data. For collapse > 1 loops use always
10771 expand_omp_for_generic.
10772 (omp_context): Add sfield_map and srecord_type fields.
10773 (is_task_ctx, lookup_sfield): New functions.
10774 (use_pointer_for_field): Use is_task_ctx helper. Change first
10775 argument's type from const_tree to tree. Clarify comment.
10776 In OMP_TASK disallow copy-in/out sharing.
10777 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10778 (install_var_field): Add mask argument. Populate both record_type
10779 and srecord_type if needed.
10780 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10782 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10783 and DECL_FIELD_OFFSET.
10784 (scan_sharing_clauses): Adjust install_var_field callers. For
10785 firstprivate clauses on explicit tasks allocate the var by value in
10786 record_type unconditionally, rather than by reference.
10787 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10788 Use is_taskreg_ctx instead of is_parallel_ctx.
10789 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10790 (create_omp_child_function_name): Add task_copy argument, use
10791 *_omp_cpyfn* names if it is true.
10792 (create_omp_child_function): Add task_copy argument, if true create
10793 *_omp_cpyfn* helper function.
10794 (scan_omp_parallel): Adjust create_omp_child_function callers.
10795 Rename parallel_nesting_level to taskreg_nesting_level.
10796 (scan_omp_task): New function.
10797 (lower_rec_input_clauses): Don't run constructors for firstprivate
10798 explicit task vars which are initialized by *_omp_cpyfn*.
10799 Pass outer var ref to omp_clause_default_ctor hook if
10800 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10801 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10802 OMP_CLAUSE_REDUCTION_INIT.
10803 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10804 avoid duplicate setting of fields. Handle
10805 OMP_CLAUSE_PRIVATE_OUTER_REF.
10806 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10807 copy-out if TREE_READONLY, only copy-in.
10808 (expand_task_copyfn): New function.
10809 (expand_task_call): New function.
10810 (struct omp_taskcopy_context): New type.
10811 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10813 (lower_omp_parallel): Rename to...
10814 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10815 Call create_task_copyfn if srecord_type is needed. Adjust
10817 (task_shared_vars): New variable.
10818 (check_omp_nesting_restrictions): Warn if work-sharing,
10819 barrier, master or ordered region is closely nested inside OMP_TASK.
10820 Add warnings for barrier if closely nested inside of work-sharing,
10821 ordered, or master region.
10822 (scan_omp_1): Call check_omp_nesting_restrictions even for
10823 GOMP_barrier calls. Rename parallel_nesting_level to
10824 taskreg_nesting_level. Handle OMP_TASK.
10825 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10826 work-sharing construct, continue looking for them on parent parallel
10828 (lower_omp_for_lastprivate): Add lastprivate clauses
10829 to the beginning of dlist rather than end. Adjust for struct
10830 omp_for_data changes.
10831 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10832 not after it. Handle collapsed OMP_FOR loops, adjust for
10833 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10834 (get_ws_args_for): Adjust extract_omp_for_data caller.
10835 (scan_omp_for): Handle collapsed OMP_FOR
10836 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10837 (lower_omp_single_simple): If libgomp function doesn't return
10838 boolean_type_node, add comparison of the return value with 0.
10839 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10840 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10841 (parallel_nesting_level): Rename to...
10842 (taskreg_nesting_level): ... this.
10843 (is_taskreg_ctx): New function.
10844 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10845 of is_parallel_ctx.
10846 (execute_lower_omp): Rename parallel_nesting_level to
10847 taskreg_nesting_level.
10848 (expand_omp_parallel): Rename to...
10849 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10850 Call omp_task_call for OMP_TASK regions.
10851 (expand_omp): Adjust caller, handle OMP_TASK.
10852 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10854 * bitmap.c (bitmap_default_obstack_depth): New variable.
10855 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10856 if argument is NULL and bitmap_default_obstack is already initialized.
10857 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10859 * matrix-reorg.c (matrix_reorg): Likewise.
10861 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10863 * config/i386/i386.md (*indirect_jump): Macroize using P
10864 mode iterator. Remove !TARGET_64BIT from insn constraints.
10865 (*tablejump_1): Ditto.
10866 (*indirect_jump_rex64): Remove insn pattern.
10867 (*tablejump_1_rex64): Ditto.
10868 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10869 and eh_return_si insn patterns.
10871 2008-06-06 Richard Guenther <rguenther@suse.de>
10873 * tree-ssa-structalias.c (merge_smts_into): Remove.
10874 (find_what_p_points_to): Do not bother to compute the
10875 points-to set for pt_anything pointers.
10876 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10877 for pt_anything pointers is ok.
10879 2008-06-06 Jan Hubicka <jh@suse.cz>
10881 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10883 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10885 * cgraph.c: Fix typos in comments.
10886 (cgraph_availability_names): Fix string typo.
10887 * fold-const.c: Fix typos in comments.
10888 (fold_binary): Fix typo in warning.
10889 * genautomata.c: Fix typos in comments.
10890 (check_presence_pattern_sets): Fix typo in local variable.
10891 (output_description): Fix typo in output.
10892 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10893 * hwint.h: Likewise.
10894 * matrix-reorg.c (check_allocation_function): Likewise.
10895 * omega.c (smooth_weird_equations): Likewise.
10896 * auto-inc-dec.c: Fix typos in comments.
10897 * bb-reorder.c: Likewise.
10898 * builtins.c: Likewise.
10899 * c-common.c: Likewise.
10900 * c-cppbuiltin.c: Likewise.
10901 * c-parser.c: Likewise.
10902 * c-pretty-print.c: Likewise.
10903 * cfgcleanup.c: Likewise.
10904 * cfgexpand.c: Likewise.
10905 * cfghooks.c: Likewise.
10906 * cfglayout.c: Likewise.
10907 * cfgloopmanip.c: Likewise.
10908 * cgraphunit.c: Likewise.
10909 * coverage.c: Likewise.
10910 * dbxout.c: Likewise.
10911 * df-byte-scan.c: Likewise.
10912 * df-core.c: Likewise.
10913 * df-problems.c: Likewise.
10914 * df-scan.c: Likewise.
10916 * dominance.c: Likewise.
10917 * domwalk.c: Likewise.
10919 * dwarf2out.c: Likewise.
10920 * emit-rtl.c: Likewise.
10921 * et-forest.c: Likewise.
10922 * function.c: Likewise.
10923 * function.h: Likewise.
10925 * gcov-io.c: Likewise.
10926 * gcov.c: Likewise.
10927 * gcse.c: Likewise.
10928 * genattrtab.c: Likewise.
10929 * ggc-page.c: Likewise.
10930 * gimplify.c: Likewise.
10931 * gthr-lynx.h: Likewise.
10932 * haifa-sched.c: Likewise.
10933 * ipa-cp.c: Likewise.
10934 * ipa-inline.c: Likewise.
10935 * ipa-prop.h: Likewise.
10936 * ipa-pure-const.c: Likewise.
10937 * ipa-struct-reorg.c: Likewise.
10938 * ipa-struct-reorg.h: Likewise.
10939 * ipa-type-escape.c: Likewise.
10941 * loop-doloop.c: Likewise.
10942 * mips-tfile.c: Likewise.
10943 * mkmap-flat.awk: Likewise.
10944 * mkmap-symver.awk: Likewise.
10945 * modulo-sched.c: Likewise.
10946 * omp-low.c: Likewise.
10947 * optabs.c: Likewise.
10948 * optabs.h: Likewise.
10949 * opts.c: Likewise.
10950 * passes.c: Likewise.
10951 * postreload-gcse.c: Likewise.
10952 * postreload.c: Likewise.
10953 * predict.c: Likewise.
10954 * pretty-print.h: Likewise.
10955 * profile.c: Likewise.
10956 * protoize.c: Likewise.
10957 * ra-conflict.c: Likewise.
10958 * real.c: Likewise.
10959 * recog.c: Likewise.
10960 * regclass.c: Likewise.
10961 * regs.h: Likewise.
10962 * reload.c: Likewise.
10963 * rtl-error.c: Likewise.
10964 * rtlanal.c: Likewise.
10965 * scan.h: Likewise.
10966 * sched-rgn.c: Likewise.
10968 * stmt.c: Likewise.
10969 * target.h: Likewise.
10970 * tree-dfa.c: Likewise.
10971 * tree-eh.c: Likewise.
10972 * tree-flow-inline.h: Likewise.
10973 * tree-inline.c: Likewise.
10974 * tree-into-ssa.c: Likewise.
10975 * tree-loop-distribution.c: Likewise.
10976 * tree-nested.c: Likewise.
10977 * tree-parloops.c: Likewise.
10978 * tree-pass.h: Likewise.
10979 * tree-pretty-print.c: Likewise.
10980 * tree-profile.c: Likewise.
10981 * tree-scalar-evolution.c: Likewise.
10982 * tree-sra.c: Likewise.
10983 * tree-ssa-alias-warnings.c: Likewise.
10984 * tree-ssa-ccp.c: Likewise.
10985 * tree-ssa-coalesce.c: Likewise.
10986 * tree-ssa-dom.c: Likewise.
10987 * tree-ssa-dse.c: Likewise.
10988 * tree-ssa-forwprop.c: Likewise.
10989 * tree-ssa-live.c: Likewise.
10990 * tree-ssa-live.h: Likewise.
10991 * tree-ssa-loop-im.c: Likewise.
10992 * tree-ssa-loop-ivopts.c: Likewise.
10993 * tree-ssa-loop-niter.c: Likewise.
10994 * tree-ssa-loop-prefetch.c: Likewise.
10995 * tree-ssa-phiopt.c: Likewise.
10996 * tree-ssa-phiprop.c: Likewise.
10997 * tree-ssa-sccvn.c: Likewise.
10998 * tree-ssa-ter.c: Likewise.
10999 * tree-ssa-threadupdate.c: Likewise.
11000 * tree-ssa.c: Likewise.
11001 * tree-vect-analyze.c: Likewise.
11002 * tree-vect-transform.c: Likewise.
11003 * tree-vectorizer.c: Likewise.
11004 * tree-vn.c: Likewise.
11005 * tree-vrp.c: Likewise.
11006 * tree.c: Likewise.
11007 * tree.def: Likewise.
11008 * tree.h: Likewise.
11009 * unwind-dw2-fde.c: Likewise.
11010 * unwind.inc: Likewise.
11011 * value-prof.c: Likewise.
11012 * vmsdbgout.c: Likewise.
11014 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11016 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11017 always place FP constants in the TOC for TARGET_POWERPC64.
11018 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11020 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11022 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11023 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11024 enable for TARGET_E500_DOUBLE.
11025 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11026 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11027 floating-point modes like integer modes for E500 double.
11028 (rs6000_legitimate_offset_address_p): Likewise.
11029 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11030 addressing for DDmode for E500 double.
11031 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11032 modes as using 64-bits of registers for E500 double.
11033 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11034 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11035 specially for E500 double.
11036 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11037 TDmode for E500 double.
11038 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11039 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11040 (rs6000_split_multireg_move): Do not handle TDmode specially for
11042 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11043 using 64-bit registers for E500 double.
11044 (emit_frame_save): Do not handle DDmode specially for E500 double.
11045 (gen_frame_mem_offset): Likewise.
11046 (rs6000_function_value): Do not call spe_build_register_parallel
11047 for DDmode or TDmode.
11048 (rs6000_libcall_value): Likewise.
11049 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11050 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11053 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11055 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11058 2008-06-04 Junjie Gu <jgu@tensilica.com>
11060 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11061 comparison for frame pointers.
11063 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11066 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11068 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11071 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11072 register is already smaller or equal to required mode.
11074 2008-06-04 Xinliang David Li <davidxl@google.com>
11076 * tree-call-cdce.c: New file.
11077 (cond_dead_built_in_calls): New static variable.
11078 (input_domain): New struct.
11079 (check_pow): New function.
11080 (check_builtin_call): Ditto.
11081 (check_target_format): Ditto.
11082 (is_call_dce_candidate): Ditto.
11083 (gen_one_condition): Ditto.
11084 (gen_conditions_for_domain): Ditto.
11085 (get_domain): Ditto.
11086 (gen_conditions_for_pow_cst_base): Ditto.
11087 (gen_conditions_for_pow_int_base): Ditto.
11088 (gen_conditions_for_pow): Ditto.
11089 (get_no_error_domain): Ditto.
11090 (gen_shrink_wrap_conditions): Ditto.
11091 (shrink_wrap_one_built_in_call): Ditto.
11092 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11093 (tree_call_cdce): Ditto.
11094 (gate_call_cdce): Ditto.
11095 (pass_call_cdce): New gimple pass.
11096 * passes.c: (init_optimization_passes): New pass.
11097 * tree-pass.h: New pass declaration.
11098 * opts.c (decode_options): New flag setting.
11099 * common.opt: Add -ftree-builtin-call-dce flag.
11100 * Makefile.in: Add new source file.
11101 * tempvar.def: New tv_id.
11102 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11104 2008-06-04 Richard Guenther <rguenther@suse.de>
11106 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11107 (is_call_clobbered): Always check var_ann->call_clobbered.
11108 (mark_call_clobbered): Always set var_ann->call_clobbered.
11109 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11110 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11111 (reset_alias_info): Clear call clobbering info on MTAGs and
11113 (set_pt_anything): Set pt_global_mem.
11114 (create_tag_raw): Adjust comment.
11115 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11117 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11118 Maxim Kuvyrkov <maxim@codesourcery.com>
11120 * config/m68k/m68k.opt (mxgot): New option.
11121 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11122 (m68k_output_addr_const_extra): New.
11123 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11124 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11125 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11126 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11128 2008-06-04 Richard Guenther <rguenther@suse.de>
11130 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11131 negative or non-representable offsets.
11133 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11135 * config/i386/i386.c (ix86_gen_leave): New.
11136 (ix86_gen_pop1): Likewise.
11137 (ix86_gen_add3): Likewise.
11138 (ix86_gen_sub3): Likewise.
11139 (ix86_gen_sub3_carry): Likewise.
11140 (ix86_gen_one_cmpl2): Likewise.
11141 (ix86_gen_monitor): Likewise.
11142 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11143 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11144 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11145 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11146 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11147 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11148 (ix86_expand_epilogue): Updated.
11149 (print_operand): Handle integer register operand for 'z'.
11150 (ix86_expand_strlensi_unroll_1): Likewise.
11151 (ix86_expand_strlen): Likewise.
11152 (ix86_expand_builtin): Likewise.
11153 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11154 mov{q}/mov{l} and add{q}/add{l}.
11156 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11158 * config/i386/i386.md (P): New mode iterator.
11159 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11160 using P mode iterator.
11161 (DFmode push_operand splitter): Ditto.
11162 (XFmode push_operand splitter): Ditto.
11163 (DFmode float_extend SFmode push_operand splitter): Ditto.
11164 (XFmode float_extend SFmode push_operand splitter): Do not generate
11165 SImode pushes for 64bit target. Macroize Dimode and SImode
11166 pushes using P mode iterator.
11167 (XFmode float_extend DFmode push_operand splitter): Ditto.
11169 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11171 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11172 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11173 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11174 return type to int.
11175 (ix86_call_abi_override): Remove check for call_used_regs.
11177 2008-06-03 Richard Guenther <rguenther@suse.de>
11179 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11180 for the lhs of calls if the return type contains pointers.
11182 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11184 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11185 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11186 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11187 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11188 of cfun and DEFAULT_ABI to deceide abi mode.
11189 (DEFAULT_ABI): New.
11190 (REG_PARM_STACK_SPACE): Removed.
11191 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11192 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11193 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11194 (ix86_function_abi): Likewise.
11195 (ix86_function_type_abi): Likewise.
11196 (ix86_call_abi_override): Likewise.
11197 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11198 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11199 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11200 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11202 (X86_64_REGPARM_MAX): New.
11203 (X86_64_SSE_REGPARM_MAX): New.
11204 (X64_REGPARM_MAX): New.
11205 (X64_SSE_REGPARM_MAX): New.
11206 (X86_32_REGPARM_MAX): New.
11207 (X86_32_SSE_REGPARM_MAX): New.
11208 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11209 (ix86_function_regparm): Handle user calling abi.
11210 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11211 by DEFAULT_ABI versus SYSV_ABI check.
11212 (ix86_reg_parm_stack_space): New.
11213 (ix86_function_type_abi): New.
11214 (ix86_call_abi_override): New.
11215 (ix86_function_abi): New.
11216 (ix86_cfun_abi): New.
11217 (init_cumulative_args): Call abi specific initialization.
11218 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11219 (function_arg_64): Extend SSE_REGPARM_MAX check.
11220 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11221 (ix86_pass_by_reference): Likewise.
11222 (ix86_function_value_regno_p): Likewise.
11223 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11224 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11225 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11226 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11227 (setup_incoming_varargs_64): Adjust regparm for call abi.
11228 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11229 (ix86_va_start): Likewise.
11230 (ix86_gimplify_va_arg): Likewise.
11231 (ix86_expand_prologue): Likewise.
11232 (output_pic_addr_const): Likewise.
11233 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11234 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11235 (x86_output_mi_thunk): Likewise.
11236 (x86_function_profiler): Likewise.
11237 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11238 (SYSV_ABI, MS_ABI): New constants.
11239 (DEFAULT_ABI): New.
11240 (init_regs): Add prototype of function in regclass.c file.
11241 (OVERRIDE_ABI_FORMAT): New.
11242 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11243 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11244 (OUTGOING_REG_PARM_STACK_SPACE): New.
11245 (ix86_reg_parm_stack_space): New prototype.
11246 (CUMULATIVE_ARGS): Add call_abi member.
11247 (machine_function): Add call_abi member.
11248 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11249 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11251 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11254 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11255 (avr_builtin_setjmp_frame_value): New function.
11256 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11257 (nonlocal_goto): Define.
11259 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11261 * config/mips/mips.c (mips_emit_loadgp): Return early if
11262 there is nothing do to, otherwise emit a blockage if
11263 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11264 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11266 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11268 * configure.ac: Drop unneeded backslash ending up in config.in.
11269 * acinclude.m4: Likewise.
11270 * config.in: Regenerate.
11272 2008-05-26 Jan Hubicka <jh@suse.cz>
11274 * predict.c (maybe_hot_frequency_p): Break out of...
11275 (maybe_hot_bb_p): ... here.
11276 (maybe_hot_edge_p): New.
11277 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11278 * basic-block.h (maybe_hot_edge_p): Declare.
11280 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11282 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11283 (*cmpfp_<mode>_cc): Ditto.
11284 (*fp_jcc_8<mode>_387): Ditto.
11285 (*fop_<MODEF:mode>_2_i387): Ditto.
11286 (*fop_<MODEF:mode>_3_i387): Ditto.
11287 (*fop_xf_2_i387): Ditto.
11288 (*fop_xf_3_i387): Ditto.
11290 2008-06-02 Tomas Bily <tbily@suse.cz>
11292 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11294 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11296 * config/mips/mips.c (mips_valid_offset_p): New function.
11297 (mips_valid_lo_sum_p): Likewise.
11298 (mips_classify_address): Use them.
11299 (mips_force_address): New function.
11300 (mips_legitimize_address): Use it.
11301 * config/mips/mips.md (MOVE128): New mode iterator.
11302 (movtf): Require TARGET_64BIT. Remove empty strings.
11303 (*movtf_internal): Rename to...
11304 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11305 of "R" and use {,fp}{load,store} attributes instead of "multi".
11306 Use a separate define_split.
11307 (*movtf_mips16): New pattern.
11309 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11311 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11312 * config/mips/mips.c (mips_expand_before_return): New function.
11313 (mips_expand_epilogue): Call it.
11314 * config/mips/mips.md (return): Turn into a define_expand.
11315 (*return): New insn.
11317 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11319 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11320 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11321 functions. Do not emit uses and clobbers of CONCATs; individually
11322 use and clobber their operands.
11323 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11324 gen_clobber, emit_use and gen_use.
11325 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11326 (expand_builtin_return): Likewise.
11327 * cfgbuild.c (count_basic_blocks): Likewise.
11328 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11329 * explow.c (emit_stack_restore): Likewise.
11330 * expmed.c (extract_bit_field_1): Likewise.
11331 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11332 (emit_move_multi_word, store_constructor): Likewise.
11333 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11334 (thread_prologue_and_epilogue_insns): Likewise.
11335 * lower-subreg.c (resolve_simple_move): Likewise.
11336 * optabs.c (widen_operand, expand_binop): Likewise.
11337 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11338 * reload.c (find_reloads): Likewise.
11339 * reload1.c (eliminate_regs_in_insn): Likewise.
11340 * stmt.c (expand_nl_goto_receiver): Likewise.
11341 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11342 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11343 * config/arm/arm.c (arm_load_pic_register): Likewise.
11344 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11345 * config/arm/arm.md (untyped_return): Likewise.
11346 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11347 * config/avr/avr.c (expand_prologue): Likewise.
11348 * config/bfin/bfin.c (do_unlink): Likewise.
11349 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11350 * config/cris/cris.c (cris_expand_prologue): Likewise.
11351 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11352 (machopic_legitimize_pic_address): Likewise.
11353 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11354 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11355 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11356 (ix86_expand_convert_uns_didf_sse): Likewise.
11357 (ix86_expand_vector_init_general): Likewise.
11358 * config/ia64/ia64.md (eh_epilogue): Likewise.
11359 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11360 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11361 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11362 (config/iq2000/iq2000.c): Likewise.
11363 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11364 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11365 (builtin_longjmp): Likewise.
11366 * config/mn10300/mn10300.md (call, call_value): Likewise.
11367 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11368 * config/pdp11/pdp11.md (abshi2): Likewise.
11369 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11370 * config/s390/s390.c (s390_emit_prologue): Likewise.
11371 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11372 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11373 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11374 * config/sh/sh.c (prepare_move_operands): Likewise.
11375 (output_stack_adjust, sh_expand_epilogue): Likewise.
11376 (sh_set_return_address, sh_expand_t_scc): Likewise.
11377 * config/sparc/sparc.c (load_pic_register): Likewise.
11378 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11379 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11380 * config/v850/v850.c (expand_epilogue): Likewise.
11382 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11384 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11385 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11386 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11387 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11388 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11389 stack pointer register.
11390 (output_movhi): Remove code for interrupt specific writing to the
11391 stack pointer register.
11393 2008-05-31 Richard Guenther <rguenther@suse.de>
11395 PR tree-optimization/34244
11396 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11397 (tree_expr_nonzero_warnv_p): Likewise.
11398 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11399 ssa_name_nonnegative_p.
11400 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11401 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11402 not tree_expr_nonzero_warnv_p.
11404 PR tree-optimization/36262
11406 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11408 PR tree-optimization/34244
11409 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11410 (record_numbers_of_iterations): New function.
11411 (execute_vrp): Cache the numbers of iterations of loops.
11412 * tree-scalar-evolution.c (scev_reset_except_niters):
11414 (scev_reset): Use scev_reset_except_niters.
11415 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11417 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11419 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11420 __WORKAROUND_RETS when appropriate.
11422 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11424 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11425 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11427 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11428 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11429 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11430 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11431 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11432 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11433 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11434 *fop_df_1_sse insn patterns using MODEF mode iterator.
11435 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11436 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11437 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11438 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11439 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11440 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11441 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11442 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11443 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11444 (*fop_xf_5_i387): Ditto.
11445 (*fop_xf_6_i387): Ditto.
11447 2008-05-30 Richard Guenther <rguenther@suse.de>
11449 * builtins.c (build_string_literal): Avoid generating
11450 a non-gimple_val result.
11452 2008-05-30 DJ Delorie <dj@redhat.com>
11454 * exec-tool.in: Use an environment variable (private) instead of a
11455 file (shared) as a semaphore, so as to not break parallel builds.
11457 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11459 * optabs.c (maybe_encapsulate_block): Remove.
11460 (emit_libcall_block): Adjust accordingly.
11461 * optabs.h (maybe_encapsulate_block): Remove prototype.
11463 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11464 Don't use maybe_encapsulate_block.
11466 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11468 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11469 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11470 rtx is a SYMBOL_REF before calling get_pool_constant.
11472 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11474 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11476 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11478 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11479 rather than OS names to choose INO_T_EQ definition.
11480 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11481 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11483 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11486 * config/darwin-f.c: New.
11487 * config/t-darwin: Added rule to build darwin-f.o.
11488 * config.gcc: Defined new variable, fortran_target_objs.
11489 (*-*-darwin*): Set fortran_target_objs.
11490 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11491 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11492 * configure: Regenerated.
11494 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11497 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11498 canonical type if needed.
11500 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11502 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11504 2008-05-29 Richard Guenther <rguenther@suse.de>
11506 PR tree-optimization/36343
11507 PR tree-optimization/36346
11508 PR tree-optimization/36347
11509 * tree-flow.h (clobber_what_p_points_to): Declare.
11510 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11511 pointed-to variable is dereferenced is irrelevant to whether
11512 the pointer can access the pointed-to variable.
11513 (clobber_what_p_points_to): New function.
11514 * tree-ssa-alias.c (set_initial_properties): Use it.
11515 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11516 call clobber check for NMTs.
11518 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11520 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11521 for printing gcov_type.
11523 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11525 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11526 and the eh region information.
11527 * value-prof.c (gimple_move_stmt_histograms): New function.
11528 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11530 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11532 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11534 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11536 * value-prof.c (tree_ic_transform): Print counts.
11537 * tree-profile.c (tree_gen_ic_func_profiler):
11538 Clear __gcov_indreict_call_callee variable to avoid misattribution
11541 2008-05-28 Rafael Espíndola <espindola@google.com>
11543 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11546 2008-05-28 Richard Guenther <rguenther@suse.de>
11548 PR tree-optimization/36339
11549 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11550 and clobbering code out of the loop.
11552 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11554 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11557 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11558 s390_contiguous_bitmask_p, s390_symref_operand_p,
11559 s390_check_symref_alignment, s390_reload_larl_operand,
11560 s390_reload_symref_address): New functions.
11561 (s390_branch_condition_mnemonic): Support compare and branch
11563 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11564 and 'W' constraints.
11565 (s390_secondary_reload): Add secondary reloads for unaligned
11566 symbol refs or symbol refs to floating point or QI/TI mode
11568 (legitimate_address_p): Accept symbol references as addresses.
11569 (s390_expand_insv): Use rotate and insert selected bits
11570 instruction for insv when building for z10.
11571 (print_operand_address): Handle symbol ref addresses.
11572 (print_operand): Output modifier 'c' added for signed byte values.
11573 (s390_encode_section_info): Mark symbol refs with
11574 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11576 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11577 (length attribute): RRF, RRR have 4 byte length.
11578 (FPALL, INTALL): New mode iterators added.
11579 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11580 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11581 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11582 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11583 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11584 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11585 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11586 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11588 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11589 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11590 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11591 reload<INTALL:mode><P:mode>_toreg_z10,
11592 reload<FPALL:mode><P:mode>_tomem_z10,
11593 reload<FPALL:mode><P:mode>_toreg_z10,
11594 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11595 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11596 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11597 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11599 (movmem, clrmem, cmpmem): New splitters added.
11601 * config/s390/predicates.md (larl_operand): Use
11602 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11603 SYMBOL_REF_ALIGN1_P.
11604 (s390_signed_integer_comparison,
11605 s390_unsigned_integer_comparison): New predicates.
11607 * config/s390/s390-protos.h (s390_check_symref_alignment,
11608 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11609 s390_reload_symref_address,
11610 s390_compare_and_branch_condition_mask): Prototypes added.
11612 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11613 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11614 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11616 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11618 * config/s390/s390.c (z10_cost): New cost function for z10.
11619 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11620 (s390_issue_rate): Adjust issue rate for z10.
11621 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11622 (processor_flags): Add PF_Z10.
11623 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11624 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11625 * gcc/config.gcc: Add z10.
11627 2008-05-28 Richard Guenther <rguenther@suse.de>
11629 PR tree-optimization/36291
11630 * tree-flow. h (struct gimple_df): Remove var_anns member.
11631 * tree-flow-inline.h (gimple_var_anns): Remove.
11632 (var_ann): Simplify.
11633 * tree-dfa.c (create_var_ann): Simplify.
11634 (remove_referenced_var): Clear alias info from var_anns of globals.
11635 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11636 (delete_tree_ssa): Clear alias info from var_anns of globals.
11637 Do not free var_anns.
11638 (var_ann_eq): Remove.
11639 (var_ann_hash): Likewise.
11641 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11643 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11644 and loongson2f entries.
11645 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11646 * config/mips/mips.h (processor_type): Add Loongson-2E
11647 and Loongson-2F entries.
11648 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11649 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11650 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11651 * doc/invoke.texi (MIPS Options): Document loongson2e
11652 and loongson2f processor names.
11654 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11658 * config/i386/i386.c (ix86_function_arg_boundary): Use
11659 alignment of canonical type.
11660 (ix86_expand_vector_move): Check unaligned memory access for
11663 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11665 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11666 Moved to the front of file.
11668 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11669 H.J. Lu <hongjiu.lu@intel.com>
11671 * dwarf2out.c (current_fde): New.
11673 (lookup_cfa:): Likewise.
11674 (dwarf2out_end_epilogue): Likewise.
11675 (dwarf2out_note_section_used): Likewise.
11677 2008-05-27 Michael Matz <matz@suse.de>
11680 * c.opt (Wenum-compare): New warning option.
11681 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11683 2008-05-27 Michael Matz <matz@suse.de>
11685 PR middle-end/36326
11686 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11688 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11689 into memory as tail calls.
11691 2008-05-27 Richard Guenther <rguenther@suse.de>
11693 PR tree-optimization/36339
11694 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11695 pointers cause all addressable variables to be call clobbered.
11697 2008-05-27 Richard Guenther <rguenther@suse.de>
11699 PR tree-optimization/36245
11700 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11702 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11704 * config/s390/s390.md: Replace all occurences of the 'm'
11705 constraint with 'RT'.
11707 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11709 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11711 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11713 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11714 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11715 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11717 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11719 * reload.c: (find_reloads): Skip alternatives according to the
11720 "enabled" attribute. Constify the constraint variable.
11721 * recog.c (get_attr_enabled): Add default implementation.
11722 (extract_insn): Set the alternative_enabled_p array
11723 in the recog_data struct.
11724 (preprocess_constraints, constrain_operands): Skip
11725 alternatives according to the "enabled" attribute
11726 * recog.h (struct recog_data): New field alternative_enabled_p.
11727 (skip_alternative): New inline function.
11728 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11729 (record_reg_classes): Skip alternative according to the
11730 "enabled" attribute.
11732 * doc/md.texi: Add documention for the "enabled" attribute.
11734 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11736 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11737 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11738 constraint with TARGET_MEM_CONSTRAINT.
11739 * recog.c (asm_operand_ok, preprocess_constraints,
11740 constrain_operands): Likewise.
11741 * regclass.c (record_reg_classes): Likewise.
11742 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11743 * reload1.c (maybe_fix_stack_asms): Likewise.
11744 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11745 * recog.h: Adjust comment.
11746 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11747 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11748 * doc/md.texi: Add a note to description of 'm' constraint.
11749 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11751 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11753 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11754 that the bitfield is of integral type before testing its precision.
11756 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11757 Sa Liu <saliu@de.ibm.com>
11759 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11760 __modti3, __udivti3, __umodti3 and __udivmodti4.
11761 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11762 that implement TImode mul and div functions.
11763 * config/spu/multi3.c: New. Implement __multi3.
11764 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11765 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11768 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11770 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11771 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11772 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11773 tls_sysv_suffix): New mode and mode attribute iterators.
11774 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11775 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11776 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11777 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11778 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11781 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11783 PR tree-optimization/36329
11784 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11785 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11786 * cgraphbuild.c (initialize_inline_failed): Use the latter
11787 macro in lieu of the former.
11788 * ipa-inline.c (cgraph_mark_inline): Likewise.
11789 (cgraph_decide_inlining_of_small_function): Likewise.
11790 (cgraph_decide_inlining): Likewise.
11791 (cgraph_decide_inlining_incrementally): Likewise.
11793 2008-05-26 Tristan Gingold <gingold@adacore.com>
11794 Anatoly Sokolov <aesok@post.ru>
11796 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11797 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11798 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11799 optimization for 'avr6' architecture.
11801 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11804 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11806 2008-05-26 Richard Guenther <rguenther@suse.de>
11808 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11809 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11811 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11813 PR middle-end/36253
11814 * caller-save.c (insert_restore): Verify alignment of spill space.
11815 (insert_save): Likewise.
11816 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11817 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11818 (STACK_SLOT_ALIGNMENT): Likewise.
11819 * function.c (LOCAL_ALIGNMENT): Removed.
11820 (get_stack_local_alignment): New.
11821 (assign_stack_local): Use it. Set alignment on stack slot.
11822 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11823 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11824 (STACK_SLOT_ALIGNMENT): New.
11825 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11826 stack slot in XFmode.
11828 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11830 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11833 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11834 argument operand in rax isn't removed.
11836 2008-05-26 Richard Guenther <rguenther@suse.de>
11838 PR middle-end/36300
11839 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11840 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11842 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11845 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11847 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11849 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11850 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11852 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11854 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11855 build a trampoline if we don't want one.
11856 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11857 return zero for nested functions if we don't want a trampoline.
11859 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11861 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11863 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11866 * c.opt: Removed undocumented option '-lang-fortran'.
11867 * c-common.h: Removed global variable 'lang_fortran'.
11868 * c-opts.c (c_common_handle_option): Removed code to handle
11869 option '-lang-fortran'. Updated includes.
11870 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11871 definition of '__GFORTRAN__'.
11872 (define__GNUC__): Reimplemented to use BASEVER and
11873 cpp_define_formatted.
11874 (builtin_define_with_value_n): Removed.
11875 * c-incpath.h: Renamed to ...
11876 * incpath.h: ... this.
11877 * c-incpath.c: Renamed to ...
11878 * incpath.c: ... this. Updated includes.
11879 * fix-header.c: Updated includes.
11880 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11881 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11882 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11884 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11886 * tree.h: Update the table of flags used on tree nodes.
11887 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11888 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11889 (FORCED_LABEL): Add access check.
11890 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11891 (ASM_INPUT_P): Likewise.
11892 (ASM_VOLATILE_P): Likewise.
11893 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11894 (OMP_SECTION_LAST): Access private_flag directly.
11895 (OMP_RETURN_NOWAIT): Likewise.
11896 (OMP_PARALLEL_COMBINED): Likewise.
11897 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11898 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11899 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11900 deprecated_flag directly.
11902 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11904 * final.c (frame_pointer_needed): Removed.
11905 * flags.h (frame_pointer_needed): Likewise.
11907 * function.h (rtl_data): Add frame_pointer_needed.
11908 (frame_pointer_needed): New.
11910 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11912 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11914 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11916 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11919 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11921 * c-common.c (strip_array_types): Move function to..
11923 (get_inner_array_type): Delete.
11924 * c-common.h (strip_array_types): Move declaration to..
11926 (get_inner_array_type): Delete.
11927 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11928 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11929 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11930 * config/pa/pa.c (emit_move_sequence): Likewise.
11932 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11934 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11937 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11939 * function.c: Include target hook for nonlocal_goto frame value.
11941 2008-05-24 Richard Guenther <rguenther@suse.de>
11943 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11944 variable can be only accessed through a pointer or a union.
11946 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11948 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11949 * doc/extend.texi: Likewise.
11951 2008-05-23 DJ Delorie <dj@redhat.com>
11953 * config/m32c/jump.md (untyped_call): Add.
11955 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11956 for A24 to PSImode.
11957 (m32c_address_cost): Detail costs for indirect offsets.
11959 2008-05-23 Rafael Espíndola <espindola@google.com>
11961 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11962 if a node is a SUBREG.
11963 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11966 2008-05-23 Paul Brook <paul@codesourcery.com>
11967 Carlos O'Donell <carlos@codesourcery.com>
11969 * doc/extend.texi: Clarify use of __attribute__((naked)).
11970 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11971 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11972 * function.c (use_register_for_decl): Use
11973 targetm.calls.allocate_stack_slots_for_args.
11974 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11975 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11976 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11978 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11980 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11982 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11984 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11985 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11986 is only rounded once.
11988 2008-05-23 Richard Guenther <rguenther@suse.de>
11990 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11992 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11993 Jakub Jelinek <jakub@redhat.com>
11996 * configure.ac: Handle --enable-cld.
11997 * configure: Regenerated.
11998 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11999 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12000 (ix86_current_function_needs_cld): New define.
12001 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12002 (cld): New isns pattern.
12003 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12004 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12005 * config/i386/i386.opt (mcld): New option.
12006 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12007 TARGET_CLD and ix86_current_function_needs_cld.
12008 (override_options): Use -mcld by default for 32-bit code if
12011 * doc/install.texi (Options specification): Document --enable-cld.
12012 * doc/invoke.texi (Machine Dependent Options)
12013 [i386 and x86-64 Options]: Add -mcld option.
12014 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12016 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12017 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12018 (return_in_memory_64): Likewise.
12019 (return_in_memory_ms_64): Likewise.
12021 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12023 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12024 * builtins.c (fold_builtin_fpclassify): New.
12025 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12026 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12027 * c-common.c (handle_type_generic_attribute): Adjust to accept
12028 fixed arguments before an elipsis.
12029 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12030 * doc/extend.texi: Document __builtin_fpclassify.
12032 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12034 * omp-low.c (gate_expand_omp_ssa): Remove.
12035 (pass_expand_omp_ssa): Remove.
12036 (gate_expand_omp): Do not check for flag_openmp_ssa.
12037 * common.opt (-fopenmp-ssa): Remove.
12038 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12040 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12042 * config/sh/sh.opt (mfixed-range): New option.
12043 * config/sh/sh-protos.h (sh_fix_range): Declare.
12044 * config/sh/sh.c (sh_fix_range): New function.
12045 * config/sh/sh.h (sh_fixed_range_str): Declare.
12046 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12048 * doc/invoke.texi (SH Options): Document -mfixed-range.
12050 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12052 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12053 it before the redeclaration.
12055 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12057 * config/avr/avr.c (get_sequence_length): Add new function.
12058 (expand_prologue, expand_epilogue): Remove duplicate code.
12060 2008-05-22 Rafael Espíndola <espindola@google.com>
12062 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12065 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12067 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12068 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12070 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12071 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12072 (vect_update_misalignment_for_peel): Likewise.
12073 (vector_alignment_reachable_p): Likewise.
12074 * tree-vect-transform.c (vectorizable_load): Likewise.
12075 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12076 (get_vectype_for_scalar_type): Pass mode of scalar_type
12077 to UNITS_PER_SIMD_WORD.
12079 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12080 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12081 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12082 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12083 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12085 2008-05-22 Ira Rosen <irar@il.ibm.com>
12087 PR tree-optimization/36293
12088 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12089 if the first load must be skipped because of a gap.
12091 2008-05-22 Richard Guenther <rguenther@suse.de>
12093 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12094 more cases of offset disambiguation that is possible if
12095 strict-aliasing rules apply.
12096 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12097 for basic offset and type-based disambiguation.
12099 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12101 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12102 ix86_expand_vector_set on V16QImode for SSE4.1.
12104 2008-05-21 Tom Tromey <tromey@redhat.com>
12106 * c.opt (Wimport): Mark as undocumented.
12107 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12109 (Warning Options): Likewise.
12110 * doc/cppopts.texi: Don't mention -Wimport.
12112 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12114 PR tree-optimization/36287
12115 PR tree-optimization/36286
12116 * lambda-code.c (build_access_matrix): Do not use the loop->num
12117 for computing the number of induction variables: use the loop depth
12120 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12123 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12124 option -f(no-)leading-underscore.
12126 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12128 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12129 GET_MODE_NUNITS (mode).
12131 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12133 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12134 (-mmulhw): Add 464 to description.
12135 (-mdlmzb): Likewise.
12136 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12137 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12139 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12140 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12141 * config/rs6000/rs6000.md: Update comments for 464.
12143 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12145 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12147 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12149 * config/i386/sse.md (vec_extractv4sf): Removed.
12150 (vec_extractv2df): Likewise.
12151 (vec_extractv2di): Likewise.
12152 (vec_extractv4si): Likewise.
12153 (vec_extractv8hi): Likewise.
12154 (vec_extractv16qi): Likewise.
12155 (vec_extract<mode>): New.
12157 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12159 * config/i386/sse.md (vec_setv4sf): Removed.
12160 (vec_setv2df): Likewise.
12161 (vec_setv2di): Likewise.
12162 (vec_setv4si): Likewise.
12163 (vec_setv8hi): Likewise.
12164 (vec_setv16qi): Likewise.
12165 (vec_set<mode>): New.
12167 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12169 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12170 goto for vec_concat and vec_interleave.
12172 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12174 * config/i386/sse.md (vec_initv4sf): Removed.
12175 (vec_initv2df): Likewise.
12176 (vec_initv2di): Likewise.
12177 (vec_initv4si): Likewise.
12178 (vec_initv8hi): Likewise.
12179 (vec_initv16qi): Likewise.
12180 (vec_init<mode>): New.
12182 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12184 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12186 2008-05-21 Tom Tromey <tromey@redhat.com>
12188 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12189 (zone_find_object_offset): Likewise.
12190 (gt_ggc_m_S): Likewise.
12191 (highest_bit): Likewise.
12192 * ggc-page.c (gt_ggc_m_S): New function.
12193 * stringpool.c (string_stack): Remove.
12194 (init_stringpool): Update.
12195 (ggc_alloc_string): Use ggc_alloc.
12196 (maybe_delete_ident): New function.
12197 (ggc_purge_stringpool): Likewise.
12198 (gt_ggc_m_S): Remove.
12199 * ggc-common.c (ggc_protect_identifiers): New global.
12200 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12201 ggc_protect_identifiers.
12202 * ggc.h (ggc_protect_identifiers): Declare.
12203 (gt_ggc_m_S): Update.
12204 (ggc_purge_stringpool): Declare.
12205 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12206 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12208 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12210 2008-05-21 David S. Miller <davem@davemloft.net>
12212 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12215 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12217 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12220 2008-05-20 David Daney <ddaney@avtrex.com>
12222 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12223 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12224 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12225 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12226 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12227 (atomic_hiqi_op): New define_code_iterator.
12228 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12229 mips_expand_compare_and_swap_12.
12230 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12231 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12232 (sync_<optab><mode>, sync_old_<optab><mode>,
12233 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12234 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12235 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12236 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12237 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12238 (test_and_set_12): New insn.
12239 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12240 sync_new_<optab><mode>, sync_old_nand<mode>,
12241 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12242 clobber to operand 0 for SI and DI mode insns.
12243 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12244 mips_gen_fn_4): New typedefs.
12245 (mips_gen_fn_ptrs): Define new union type.
12246 (mips_expand_compare_and_swap_12): Remove declaration.
12247 (mips_expand_atomic_qihi): Declare function.
12248 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12249 (mips_expand_atomic_qihi): ... this. Use new generator function
12251 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12252 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12253 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12254 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12255 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12256 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12257 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12258 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12259 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12260 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12263 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12265 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12268 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12270 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12271 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12272 (avr_attribute_table): Add 'OS_main' function attribute.
12273 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12274 functions with 'OS_main' attribute.
12276 2008-05-20 Richard Guenther <rguenther@suse.de>
12278 PR tree-optimization/35204
12279 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12280 helper, split out from ...
12281 (DFS): ... here. Make the DFS walk non-recursive.
12283 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12284 Jan Sjodin <jan.sjodin@amd.com>
12286 PR tree-optimization/36181
12287 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12288 (parallelize_loops): Don't parallelize when the loop has vector
12291 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12292 Sebastian Pop <sebastian.pop@amd.com>
12294 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12295 matrix, and never look at the tree representation of the memory
12297 (linear_transform_loops): Computes parameters and access matrices.
12298 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12300 (access_matrix_get_index_for_parameter): New.
12301 * tree-data-ref.h (struct access_matrix): New.
12302 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12303 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12304 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12305 am_vector_index_for_loop): New.
12306 (struct data_reference): Add field access_matrix.
12307 (DR_ACCESS_MATRIX): New.
12308 (compute_data_dependences_for_loop): Update declaration.
12309 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12310 * lambda.h (lambda_vector_vec_p): Declared.
12311 * lambda-code.c: Depend on pointer-set.h.
12312 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12313 av_for_af_base, av_for_af, build_access_matrix,
12314 lambda_compute_access_matrices): New.
12315 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12317 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12319 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12320 $SOURCEDIR/include.
12322 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12323 Sebastian Pop <sebastian.pop@amd.com>
12325 PR tree-optimization/36206
12326 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12328 (instantiate_scev_1): Rename flags to fold_conversions.
12329 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12330 outeside instantiation_loop.
12331 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12332 (evolution_function_is_affine_or_constant_p): Removed.
12333 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12335 (analyze_siv_subscript): Pass in the loop nest number.
12336 Call evolution_function_is_affine_in_loop instead of
12337 evolution_function_is_affine_p.
12338 (analyze_overlapping_iterations): Pass in the loop nest number.
12340 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12341 Sebastian Pop <sebastian.pop@amd.com>
12343 PR tree-optimization/36206
12344 * tree-chrec.h (chrec_fold_op): New.
12345 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12348 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12350 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12352 (remove_duplicates): Do not set inode on non-inode systems.
12355 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12357 * config.gcc (tm_file): Update comments about relative pathnames.
12359 2008-05-20 Richard Guenther <rguenther@suse.de>
12361 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12362 * tree-ssa-sccvn.c (process_scc): Likewise.
12363 * tree-ssa-sink.c (execute_sink_code): Likewise.
12364 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12365 * tree-vrp.c (process_assert_insertions): Likewise.
12366 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12367 (perform_tree_ssa_dce): Likewise.
12368 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12369 (dump_dominator_optimization_stats): Likewise.
12370 * tree-vectorizer.c (vectorize_loops): Likewise.
12372 2008-05-20 Richard Guenther <rguenther@suse.de>
12374 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12376 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12378 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12379 (ix86_i386elf_return_in_memory): Likewise.
12380 (ix86_i386interix_return_in_memory): Likewise.
12381 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12382 (SUBTARGET_RETURN_IN_MEMORY): New.
12383 * config/i386/i386elf.h: Likewise.
12384 * config/i386/ptx4-i.h: Likewise.
12385 * config/i386/sol2-10.h: Likewise.
12386 * config/i386/sysv4.h: Likewise.
12387 * config/i386/vx-common.h: Likewise.
12388 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12389 * config/i386/i386.c (ix86_return_in_memory): Made static and
12390 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12391 (ix86_i386elf_return_in_memory): Removed.
12392 (ix86_i386interix_return_in_memory): Removed.
12393 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12394 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12396 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12398 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12400 2008-05-19 Xinliang David Li <davidxl@google.com>
12402 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12404 * common.opt: Ditto.
12405 * doc/invoke.texi: Ditto.
12407 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12409 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12410 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12412 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12414 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12415 sizes of operand array from 8/4 to 4/2.
12416 (ix86_expand_vector_init_general): Change size of operand array
12417 from 32 to 16. Remove op0, op1 and half_mode.
12419 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12421 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12422 (ix86_expand_vector_init_interleave): Likewise.
12423 (ix86_expand_vector_init_general): Use them. Assert
12424 word_mode == SImode when n_words == 4.
12426 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12428 * config/i386/i386.c (ix86_secondary_reload): New static function.
12429 (TARGET_SECONDARY_RELOAD): New define.
12430 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12431 * config/i386/i386.md (reload_outqi): Remove.
12433 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12435 PR middle-end/35509
12436 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12437 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12438 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12439 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12440 (fold_builtin_1): Likewise.
12441 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12442 c-common.c (check_builtin_function_arguments): Handle
12443 BUILT_IN_ISINF_SIGN.
12444 * doc/extend.texi: Document __builtin_isinf_sign.
12445 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12447 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12449 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12450 EH cleanup at the end of the pass, search for those that have been
12451 turned into forwarder blocks and do the cleanup on their successor.
12453 2008-05-18 Richard Guenther <rguenther@suse.de>
12455 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12456 pointers to sizetype and vice versa.
12458 2008-05-18 Xinliang David Li <davidxl@google.com>
12460 * gcc/tree-ssa-dce.c: Coding style fix.
12461 (check_pow): Documentation comment.
12462 (check_log): Documenation comment. Coding style fix.
12463 (is_unnecessary_except_errno_call): Ditto.
12464 (gen_conditions_for_pow): Ditto.
12465 (gen_conditions_for_log): Ditto.
12466 (gen_shrink_wrap_conditions): Ditto.
12467 (shrink_wrap_one_built_in_calls): Ditto.
12468 * gcc/doc/invoke.texi: Better documentation string.
12469 * ChangeLog: Fix wrong change log entries from
12470 May 17 checkin on function call DCE.
12472 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12474 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12476 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12478 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12479 * df-problems.c (simulation routines): Fixed block comment to
12480 properly say how to add forwards scanning functions.
12482 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12484 * tree-inline.c (setup_one_parameter): Remove dead code.
12486 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12488 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12489 a BIT_AND_EXPR only for an INTEGER_TYPE.
12491 2008-05-17 Xinliang David Li <davidxl@google.com>
12493 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12494 (check_pow, check_log, is_unnecessary_except_errno_call): New
12495 functions to check for eliminating math functions that are pure
12496 except for setting errno.
12497 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12498 general condition expressions for shrink-wrapping pow/log calls.
12499 (gen_shrink_wrap_conditions): Ditto.
12500 (shrink_wrap_one_built_in_call): Ditto.
12501 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12502 (mark_operand_necessary): If debugging, output if OP is necessary.
12503 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12505 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12507 * gcc/common.opt: New user flag -ftree-builtin-dce.
12508 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12510 2008-05-16 David S. Miller <davem@davemloft.net>
12512 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12513 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12515 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12518 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12520 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12522 * ifcvt.c (dead_or_predicable): Rename
12523 df_simulate_one_insn_backwards to df_simulate_one_insn.
12524 * recog.c (peephole2_optimize): Ditto.
12525 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12527 * df.h: Rename df_simulate_one_insn_backwards to
12528 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12529 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12530 scanning of defs and uses.
12531 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12532 (df_simulate_one_insn_forwards): Removed.
12534 2008-05-16 Doug Kwan <dougkwan@google.com>
12536 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12538 (real_from_string): Handle NaNs and Inf as approriate.
12540 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12542 * doc/gty.texi (Source Files Containing Type Information): Note
12543 that headers should appear first in the gtfiles list.
12545 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12547 * tree.def (COND_EXEC): Properly documented this code.
12549 2008-05-16 Diego Novillo <dnovillo@google.com>
12551 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12552 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12555 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12557 * tree-ssa-dse (max_stmt_uid): Removed.
12558 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12559 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12560 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12561 * function.h (cfun.last_stmt_uid): New field.
12562 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12563 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12565 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12566 (create_stmt_ann): Initialize the ann->uid field.
12567 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12569 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12571 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12573 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12574 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12575 (init_empty_tree_cfg): Call it.
12577 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12579 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12582 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12584 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12585 * tree-dump.c (dump_options): New verbose option.
12586 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12588 * tree-pass.h (TDF_VERBOSE): New dump flag.
12589 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12590 (tree-flow.h): Added include.
12591 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12593 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12595 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12597 From Jie Zhang <jie.zhang@analog.com>
12598 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12599 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12600 mcpu=bf561-none and mcpu=bf561-0.2.
12601 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12602 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12603 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12604 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12605 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12606 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12607 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12609 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12610 (cputype_selected): Remove.
12611 (bfin_handle_option): Don't use cputype_selected.
12612 (override_options): When no mcpu option, enable all workarounds.
12613 Don't use bfin_workarounds.
12614 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12616 (DEFAULT_CPU_TYPE): Don't define.
12618 2008-05-16 Richard Guenther <rguenther@suse.de>
12620 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12621 on deletion of the last stmt.
12623 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12625 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12626 V8HImode for SSE2 and V16QImode for SSE4.1.
12628 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12630 * cgraph.h (compute_inline_parameters): Made public.
12631 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12632 variable_generate_summary, function_write_summary,
12633 variable_write_summary, variable_read_summary. Added generate_summary,
12634 write_summary, read_summary.
12635 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12636 pass_ipa_inline.function_generate_summary, to
12637 compute_inline_parameters.
12638 * ipa-inline.c (compute_inline_parameters): Made public and added
12640 (compute_inline_parameters_for_current): New function.
12641 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12642 (inline_generate_summary): Removed parameter and made to loop over
12644 (pass_ipa_inline): Updated for new IPA_PASS structure.
12645 * passes.c (execute_ipa_summary_passes): Now is called once per
12646 pass rather than once per node*pass.
12648 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12650 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12651 avr_have_mul_p, avr_asm_only_p): Remove variables.
12652 (avr_override_options): Remove initialization of removed variables.
12653 (avr_file_start): Convert removed variables to fields of
12654 'struct base_arch_s *avr_current_arch'.
12655 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12656 (AVR_HAVE_MUL): (Ditto.).
12657 (AVR_HAVE_MOVW): (Ditto.).
12658 (AVR_HAVE_LPMX): (Ditto.).
12659 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12660 avr_asm_only_p): Remove declaration.
12662 2008-05-15 Diego Novillo <dnovillo@google.com>
12664 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12665 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12667 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12669 PR middle-end/36194
12670 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12671 Don't call record_truncated_value from here.
12672 (record_truncated_value): Turn it into a for_each_rtx callback.
12673 (record_truncated_values): New function.
12674 (combine_instructions): Call note_uses with record_truncated_values.
12675 Change name of check_conversion to check_promoted_subreg.
12677 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12679 * doc/sourcebuild.texi: Document support for torture tests.
12681 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12683 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12684 to alternative 4 of operand 2.
12686 2008-05-15 Richard Guenther <rguenther@suse.de>
12688 * tree-pass.h (current_pass): Declare.
12689 (get_pass_for_id): Likewise.
12690 * passes.c (passes_by_id, passes_by_id_size): New globals.
12691 (set_pass_for_id): New function.
12692 (get_pass_for_id): Likewise.
12693 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12694 (execute_function_todo): Flush per function statistics.
12695 * toplev.c (compile_file): Init statistics.
12696 (general_init): Do early statistics initialization.
12697 (finalize): Finish statistics.
12698 * statistics.h (statistics_early_init): Declare.
12699 (statistics_init): Likewise.
12700 (statistics_fini): Likewise.
12701 (statistics_fini_pass): Likewise.
12702 (statistics_counter_event): Likewise.
12703 (statistics_histogram_event): Likewise.
12704 * statistics.c: New file.
12705 * Makefile.in (OBJS-common): Add statistics.o.
12706 (statistics.o): Add dependencies.
12707 * doc/invoke.texi (-fdump-statistics): Document.
12709 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12710 (insert): Likewise.
12711 (execute_pre): Use statistics_counter_event.
12712 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12713 (substitute_and_fold): Increment it. Use statistics_counter_event.
12715 2008-05-15 Diego Novillo <dnovillo@google.com>
12717 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12719 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12720 * tree-ssa-alias.c (new_type_alias): Remove references to
12721 sub-variables from comment.
12722 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12724 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12726 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12727 attribute to 1 only for insertps alternative.
12729 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12731 * config/bfin/bfin.md (loadbytes): New pattern.
12732 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12733 (bfin_init_builtins): Initialize it.
12734 (bdesc_1arg): Add it.
12736 2008-05-15 Sa Liu <saliu@de.ibm.com>
12738 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12739 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12740 * testsuite/lib/target-supports.exp: Add
12741 check_effective_target_fortran_integer_16.
12743 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12745 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12746 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12747 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12748 (TARGET_RETURN_IN_MEMORY): Define.
12750 2008-05-15 Richard Guenther <rguenther@suse.de>
12752 PR middle-end/36244
12753 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12754 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12755 represent unmodifiable vars.
12757 2008-05-15 Richard Guenther <rguenther@suse.de>
12759 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12760 INDIRECT_REF and TARGET_MEM_REF.
12761 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12764 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12765 H.J. Lu <hongjiu.lu@intel.com>
12767 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12768 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12769 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12770 insn alternatives. Add missing alternatives.
12771 (*vec_concatv2di_rex64_sse4_1): Likewise.
12772 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12773 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12774 Require TARGET_SSE.
12776 2008-05-15 Richard Guenther <rguenther@suse.de>
12778 PR tree-optimization/36009
12779 PR tree-optimization/36204
12780 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12781 (determine_invariantness_stmt): Record the loop a store is
12782 always executed in.
12783 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12786 2008-05-15 Richard Guenther <rguenther@suse.de>
12788 PR tree-optimization/34330
12789 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12790 through the pointer will alias the SMT.
12792 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12794 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12796 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12798 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12800 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12801 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12803 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12804 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12805 (vashl_optab): New optab for vector/vector shifts.
12806 (vashr_optab): Ditto.
12807 (vlshr_optab): Ditto.
12808 (vrotl_optab): Ditto.
12809 (vrotr_optab): Ditto.
12810 (optab_subtype): New enum for optab_for_tree_code call.
12811 (optab_for_tree_code): Add enum optab_subtype argument.
12813 * optabs.c (optab_for_tree_code): Take an additional argument to
12814 distinguish between a vector shift by a scalar and vector shift by
12815 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12816 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12817 vector shift by a vector.
12818 (expand_widen_pattern_expr): Pass additional argument to
12819 optab_for_tree_code.
12821 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12822 vrotl_optab, vrotr_optab.
12824 * expr.c (expand_expr_real_1): Update calls to
12825 optab_for_tree_code to distinguish between vector shifted by a
12826 scalar and vector shifted by a vector.
12827 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12828 (supportable_narrowing_operation): Ditto.
12829 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12830 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12831 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12832 (vect_create_epilog_for_reduction): Ditto.
12833 (vectorizable_reduction): Ditto.
12834 (vectorizable_operation): Ditto.
12835 (vect_strided_store_supported): Ditto.
12836 (vect_strided_load_supported): Ditto.
12837 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12838 * expmed.c (expand_shift): Ditto.
12840 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12842 (ashr@var{m}3): Ditto.
12843 (vashl@var{m}3): Document new vector/vector shift standard name.
12844 (vashr@var{m}3): Ditto.
12845 (vlshr@var{m}3): Ditto.
12846 (vrotl@var{m}3): Ditto.
12847 (vrotr@var{m}3): Ditto.
12849 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12850 (PPERM_INVERT): Ditto.
12851 (PPERM_REVERSE): Ditto.
12852 (PPERM_REV_INV): Ditto.
12853 (PPERM_ZERO): Ditto.
12854 (PPERM_ONES): Ditto.
12855 (PPERM_SIGN): Ditto.
12856 (PPERM_INV_SIGN): Ditto.
12857 (PPERM_SRC1): Ditto.
12858 (PPERM_SRC2): Ditto.
12860 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12861 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12862 allows a memory operand to be the value being added, and split it
12863 to improve vectorization.
12864 (sse5_pmacsdqh_mem): Ditto.
12865 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12866 (sse5_mulv2div2di3_high): Ditto.
12867 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12868 (vec_pack_trunc_v4si): Ditto.
12869 (vec_pack_trunc_v2di): Ditto.
12870 (sse5_pcmov_<mode>): Remove code that tried to use use
12871 andps/andnps instead of pcmov.
12872 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12873 pmacsdqh instructions.
12874 (vec_widen_smult_lo_v4si): Ditto.
12876 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12877 (PPERM_INVERT): Ditto.
12878 (PPERM_REVERSE): Ditto.
12879 (PPERM_REV_INV): Ditto.
12880 (PPERM_ZERO): Ditto.
12881 (PPERM_ONES): Ditto.
12882 (PPERM_SIGN): Ditto.
12883 (PPERM_INV_SIGN): Ditto.
12884 (PPERM_SRC1): Ditto.
12885 (PPERM_SRC2): Ditto.
12886 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12888 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12890 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12891 says ignore whether the last reference is a memory operand.
12893 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12894 Paolo Bonzini <bonzini at gnu dot org>
12896 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12899 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12900 (vlshr<mode>3): Rename from vlshr<mode>3.
12901 (vashr<mode>3): Rename from vashr<mode>3.
12902 (mulv4sf3): Change the names of vector shift patterns.
12906 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12909 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12934 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12935 (floatunssidf2_internal): Change vector/vector shift names.
12936 (floatunsdidf2_internal): Ditto.
12943 (vashl<mode>3): Rename from ashl<mode>3.
12944 (vashr<mode>3): Rename from ashr<mode>3.
12945 (vlshr<mode>3): Rename from lshr<mode>3.
12946 (vrotl<mode>3): Rename from rotl<mode>3.
12948 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12951 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12952 multiply gives the wrong value when doing widening multiplies.
12953 (vec_widen_smult_lo_v4si): Ditto.
12955 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12957 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12958 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12959 emit_library_call_value.
12960 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12961 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12962 * calls.c (initialize_argument_information, precompute_arguments,
12963 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12964 (precompute_arguments): Removed flags parameter.
12965 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12967 2008-05-14 Richard Guenther <rguenther@suse.de>
12969 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12970 Make sure to register the store if the use is a PHI_NODE.
12972 2008-05-14 Olivier Hainque <hainque@adacore.com>
12974 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12975 memory if the component is to be referenced in BLKmode according
12976 to get_inner_reference.
12978 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12980 * calls.c (emit_library_call_value_1): Restore code clearing
12981 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12983 2008-05-14 Olivier Hainque <hainque@adacore.com>
12984 Nicolas Roche <roche@adacore.com>
12986 * configure.ac: Add support for a "gcc_subdir" variable in
12987 config-lang.in, to denote a subdirectory where the language/GCC
12988 integration files are to be found.
12989 * configure: Regenerate.
12991 2008-05-14 Ira Rosen <irar@il.ibm.com>
12993 PR tree-optimization/36098
12994 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12995 value for the first load in the group in case of a gap.
12996 (vect_build_slp_tree): Check that there are no gaps in loads.
12998 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13000 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13001 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13002 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13003 emit_insn and remove unneeded code to construct extra args.
13004 (emit_no_conflict_block): Removed.
13005 * optabls.h: (emit_no_conflict_block): Removed.
13006 * cse.c (cse_extended_basic_block): Remove search for
13007 REG_NO_CONFLICT note.
13008 * global.c: Removed incorrect comment added in revision 117.
13009 * expr.c (convert_move): Change call to emit_no_conflict_block to
13011 * recog.c: Change comments so that they do not mention
13013 * local_alloc.c (combine_regs): Removed last parameter.
13014 (no_conflict_p): Removed.
13015 (block_alloc): Removed note, no_conflict_combined_regno and set
13016 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13017 (combine_regs): Removed already_dead and code to look for
13018 REG_NO_CONFLICT notes.
13019 * lower_subreg (remove_retval_note): Removed code to look for
13020 REG_NO_CONFLICT block.
13021 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13022 (resolve_clobber): Remove code to process libcalls that have
13023 REG_NO_CONFLICT notes.
13024 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13026 * combine.c (can_combine_p, distribute_notes): Removed
13027 REG_NO_CONFLICT case.
13028 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13030 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13031 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13033 * reg-notes.def (NO_CONFLICT): Removed.
13035 2008-05-14 David S. Miller <davem@davemloft.net>
13037 * config/sparc/sparc.c (sparc_profile_hook): If
13038 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13039 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13040 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13042 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13044 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13046 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13049 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13050 and op1 expansion before vector concat to have less live pseudos.
13052 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13054 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13055 ix86_expand_vector_set if supported.
13057 2008-05-13 Diego Novillo <dnovillo@google.com>
13058 Kenneth Zadeck <zadeck@naturalbridge.com>
13060 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13062 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13063 phinodes_print_statistics, init_ssanames, fini_ssanames,
13064 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13065 release_ssa_name, release_defs, replace_ssa_name_symbol,
13066 ssanames_print_statistics): Move ...
13067 * tree-flow.h: ... here.
13068 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13069 Use FN instead of cfun.
13070 (make_ssa_name_fn): Rename from make_ssa_name.
13071 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13072 * tree-flow-inline.h (make_ssa_name): Move from
13073 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13074 * omp-low.c (expand_omp_parallel):
13075 * tree-flow-inline.h (redirect_edge_var_map_result):
13076 * tree-ssa.c (init_tree_ssa): Add argument FN.
13077 Use it instead of cfun. Update all users.
13079 2008-05-13 Tom Tromey <tromey@redhat.com>
13081 PR preprocessor/22168:
13082 * doc/cpp.texi (Top): Update menu.
13083 (Alternatives to Wrapper #ifndef): New node.
13084 (Other Directives): Document deprecation.
13085 (Obsolete Features): Remove menu.
13086 (Assertions): Merge node into Obsolete Features.
13087 (Obsolete once-only headers): Move earlier; rename to Alternatives
13088 to Wrapper #ifndef.
13089 * doc/cppopts.texi: Update.
13090 * c.opt (Wdeprecated): Enable for C and ObjC.
13091 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13092 (C++ Dialect Options): Move -Wno-deprecated from here to...
13093 (Warning Options): ... here.
13095 2008-05-13 Richard Guenther <rguenther@suse.de>
13097 PR middle-end/36227
13098 * fold-const.c (fold_sign_changed_comparison): Do not allow
13099 changes in pointer-ness.
13101 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13104 * config/sh/sh.c (sh_expand_prologue): Don't clear
13105 RTX_FRAME_RELATED_P for push insns.
13107 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13109 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13111 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13113 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13114 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13115 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13117 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13119 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13120 (*vec_concatv4sf_sse): This.
13121 (*sse2_concatv2si): Renamed to ...
13122 (*vec_concatv2si_sse2): This.
13123 (*sse1_concatv2si): Renamed to ...
13124 (*vec_concatv2si_sse): This.
13125 (*vec_concatv2di_rex): Renamed to ...
13126 (*vec_concatv2di_rex64): This.
13127 (*vec_concatv2si_sse4_1): New.
13128 (*vec_concatv2di_rex64_sse4_1): Likewise.
13130 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13132 PR rtl-optimization/36111
13133 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13134 that was created for swappable operands.
13136 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13139 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13140 * configure.ac: Add call to ACX_PROG_GNAT.
13142 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13144 * optc-gen.awk: Fix comment typo.
13146 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13148 * pretty-print.c (pp_integer_with_precision): Use
13149 HOST_LONG_LONG_FORMAT.
13151 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13153 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13155 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13157 * config/i386/i386.c (bdesc_ptest): Removed.
13158 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13159 (bdesc_args): Add __builtin_ia32_ptestz128,
13160 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13161 (ix86_init_mmx_sse_builtins): Updated.
13162 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13163 (ix86_expand_builtin): Updated.
13165 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13167 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13168 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13170 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13172 * value-prof.c (interesting_stringop_to_profile): Do not
13173 return early for BUILT_IN_MEMPCPY.
13175 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13177 * calls.c (expand_call): Don't use callgraph to increase
13178 preferred_stack_boundary.
13180 * cgraph.h (cgraph_rtl_info): Use unsigned on
13181 preferred_incoming_stack_boundary.
13183 * final.c (rest_of_clean_state): Use unsigned on
13184 preferred_stack_boundary.
13186 2008-05-09 Tom Tromey <tromey@redhat.com>
13188 PR preprocessor/22231:
13189 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13192 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13194 PR tree-optimization/36129
13195 * tree-ssa-ccp.c: Include value-prof.h.
13196 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13197 built-in function was folded to a constant.
13198 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13200 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13201 Sebastian Pop <sebastian.pop@amd.com>
13203 * tree-scalar-evolution.c: Document instantiate_scev.
13204 (instantiate_parameters_1): Renamed instantiate_scev_1.
13205 Don't use the same loop for instantiation_loop and evolution_loop.
13206 (instantiate_scev): New.
13207 (instantiate_parameters): Moved...
13208 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13209 same loop twice. Maintains the semantics for this function.
13210 * tree-scalar-evolution.h (instantiate_scev): Declare.
13211 (instantiate_parameters): ...here. Now static inline.
13212 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13213 instead of resolve_mixers.
13215 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13217 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13219 2008-05-09 Tomas Bily <tbily@suse.cz>
13221 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13222 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13223 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13224 * c-common.c (c_common_truthvalue_conversion): Likewise.
13225 * tree-object-size.c (compute_object_offset): Likewise.
13226 * tree-inline.c (estimate_num_insns_1): Likewise.
13227 * varasm.c (const_hash_1, compare_constant, copy_constant)
13228 (compute_reloc_for_constant, output_addressed_constants)
13229 (initializer_constant_valid_p): Likewise.
13230 * c-omp.c (check_omp_for_incr_expr): Likewise.
13231 * gimplify.c (gimplify_expr): Likewise.
13232 * c-typeck.c (c_finish_return): Likewise.
13233 * tree-vectorizer.c (supportable_widening_operation)
13234 (supportable_narrowing_operation): Likewise.
13235 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13236 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13237 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13238 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13239 (descr_info_loc): Likewise.
13240 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13241 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13242 (fold_unary): Likewise.
13243 * builtins.c (get_pointer_alignment): Likewise.
13244 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13245 (instantiate_parameters_1): Likewise.
13246 * tree.c (expr_align, stabilize_reference): Likewise.
13247 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13248 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13249 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13250 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13251 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13252 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13254 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13255 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13256 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13257 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13258 (forward_propagate_comparison)
13259 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13260 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13261 * emit-rtl.c (component_ref_for_mem_expr)
13262 (set_mem_attributes_minus_bitpos): Likewise.
13263 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13264 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13266 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13267 (build_function_call, pointer_diff, build_compound_expr)
13268 (c_finish_return): Likewise.
13269 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13270 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13272 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13273 * expr.c (is_aligning_offset): Likewise.
13274 * tree-ssa-alias.c (is_escape_site): Likewise.
13275 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13276 (check_all_va_list_escapes): Likewise.
13277 * tree-ssa-loop-ivopts.c (determine_base_object)
13278 (determine_common_wider_type): Likewise.
13279 * dojump.c (do_jump): Likewise.
13280 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13281 * tree-gimple.c (is_gimple_cast): Likewise.
13282 * fold-const.c (decode_field_reference, )
13283 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13284 (fold_binary): Likewise.
13285 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13286 (already_warned_in_frontend_p): Likewise.
13287 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13288 * tree.c (really_constant_p, get_unwidened): Likewise.
13289 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13290 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13291 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13293 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13295 (CONVERT_EXPR_P): Define.
13296 (CASE_CONVERT): Define.
13298 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13300 PR middle-end/36117
13301 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13302 (delete_unmarked_insns): When deleting a call, call
13303 delete_unreachable_blocks.
13304 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13305 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13307 2008-05-08 Richard Guenther <rguenther@suse.de>
13309 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13310 (-ftree-salias): Likewise.
13311 (salias-max-implicit-fields): Remove param documentation.
13312 (salias-max-array-elements): Likewise.
13313 * tree-pass.h (pass_create_structure_vars): Remove.
13314 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13315 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13316 * tree-ssa-alias.c (create_structure_vars): Remove.
13317 (gate_structure_vars): Likewise.
13318 (pass_create_structure_vars): Likewise.
13319 (gate_build_alias): Likewise.
13320 (pass_build_alias): Adjust to run always and dump the function.
13321 * common.opt (ftree-salias): Hide.
13322 * passes.c (init_optimization_passes): Remove
13323 pass_create_structure_vars, adjust comment.
13324 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13325 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13326 * opts.c (decode_options): Do not set flag_tree_salias.
13327 (common_handle_option): Add OPT_ftree_salias to the backward
13328 compatibility section.
13330 2008-05-08 Richard Guenther <rguenther@suse.de>
13332 * tree-flow-inline.h (var_can_have_subvars): Move ...
13333 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13334 * tree-flow.h (var_can_have_subvars): Remove.
13335 (push_fields_onto_fieldstack): Remove.
13336 (sort_fieldstack): Likewise.
13337 (struct fieldoff): Move ...
13338 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13339 alias_set and base_for_components fields.
13340 (sort_fieldstack): Make static.
13341 (push_fields_onto_fieldstack): Likewise. Remove code that
13342 handles anything but RECORD_TYPEs. Remove alias_set and
13343 base_for_components handling.
13344 (create_variable_info_for): Adjust.
13346 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13348 * common.opt (Wframe-larger-than=): Shorten the help message
13350 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13352 2008-05-08 Rafael Espíndola <espindola@google.com>
13354 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13356 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13357 trap and that both operands are gimple values.
13358 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13359 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13362 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13364 * read-rtl.c (join_c_conditions): Return the first string if the
13365 two strings are equal.
13367 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13369 * gensupport.h (pred_data): Add a "num_codes" field.
13370 (add_predicate_code): Declare.
13371 * gensupport.c (add_predicate_code): New function.
13372 (std_pred_table): Add an "allows_const_p" field.
13373 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13374 Remove the (incomplete) list of such codes from the codes field.
13375 (init_predicate_table): Use add_predicate_code. Add all
13376 RTX_CONST_OBJs if allows_const_p is true.
13377 * genrecog.c (process_define_predicate): Use add_predicate_code.
13379 2008-05-08 David Daney <ddaney@avtrex.com>
13380 Richard Sandiford <rsandifo@nildram.co.uk>
13382 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13383 special case of constant zero operands.
13384 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13385 old and new values. Special case constant zero values.
13386 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13388 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13389 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13391 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13394 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13395 similar RTX_CONST_OBJ before CONST_INT.
13397 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13399 * stmt.c (expand_stack_restore): Change sa mode if needed.
13401 2008-05-08 Richard Guenther <rguenther@suse.de>
13403 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13404 return type to bool.
13405 (ix86_sol10_return_in_memory): Likewise.
13406 (ix86_i386elf_return_in_memory): Likewise.
13407 (ix86_i386interix_return_in_memory): Likewise.
13408 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13409 (ix86_sol10_return_in_memory): Likewise.
13410 (ix86_i386elf_return_in_memory): Likewise.
13411 (ix86_i386interix_return_in_memory): Likewise.
13413 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13416 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13418 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13419 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13422 2008-05-08 Richard Guenther <rguenther@suse.de>
13424 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13425 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13426 (DR_SUBVARS): Remove.
13427 * tree-dfa.c (dump_subvars_for): Remove.
13428 (debug_subvars_for): Likewise.
13429 (dump_variable): Do not dump subvars.
13430 (remove_referenced_var): Do not remove subvars.
13431 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13432 (lookup_subvars_for_var): Remove.
13433 (get_subvars_for_var): Likewise.
13434 (get_subvars_at): Likewise.
13435 (get_first_overlapping_subvar): Likewise.
13436 (overlap_subvar): Likewise.
13437 * tree-flow.h (subvar_t): Remove.
13438 (struct var_ann_d): Remove subvars field.
13439 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13440 argument. Remove special handling of SFTs.
13441 (compute_tag_properties): Likewise.
13442 (set_initial_properties): Likewise.
13443 (compute_call_clobbered): Likewise.
13444 (count_mem_refs): Likewise.
13445 (compute_memory_partitions): Likewise.
13446 (compute_flow_insensitive_aliasing): Likewise.
13447 (setup_pointers_and_addressables): Likewise.
13448 (new_type_alias): Likewise.
13449 (struct used_part): Remove.
13450 (used_portions): Likewise.
13451 (struct used_part_map): Likewise.
13452 (used_part_map_eq): Likewise.
13453 (used_part_map_hash): Likewise.
13454 (free_used_part_map): Likewise.
13455 (up_lookup): Likewise.
13456 (up_insert): Likewise.
13457 (get_or_create_used_part_for): Likewise.
13458 (create_sft): Likewise.
13459 (create_overlap_variables_for): Likewise.
13460 (find_used_portions): Likewise.
13461 (create_structure_vars): Likewise.
13462 * tree.def (STRUCT_FIELD_TAG): Remove.
13463 * tree.h (MTAG_P): Adjust.
13464 (struct tree_memory_tag): Remove base_for_components and
13465 unpartitionable flags.
13466 (struct tree_struct_field_tag): Remove.
13467 (SFT_PARENT_VAR): Likewise.
13468 (SFT_OFFSET): Likewise.
13469 (SFT_SIZE): Likewise.
13470 (SFT_NONADDRESSABLE_P): Likewise.
13471 (SFT_ALIAS_SET): Likewise.
13472 (SFT_UNPARTITIONABLE_P): Likewise.
13473 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13474 (union tree_node): Remove sft field.
13475 * alias.c (get_alias_set): Remove special handling of SFTs.
13476 * print-tree.c (print_node): Remove handling of SFTs.
13477 * tree-dump.c (dequeue_and_dump): Likewise.
13478 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13479 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13480 * tree-predcom.c (set_alias_info): Do not set subvars.
13481 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13482 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13483 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13484 (add_vars_for_offset): Remove.
13485 (add_virtual_operand): Remove special handling of SFTs.
13486 (add_call_clobber_ops): Likewise.
13487 (add_call_read_ops): Likewise.
13488 (get_asm_expr_operands): Likewise.
13489 (get_modify_stmt_operands): Likewise.
13490 (get_expr_operands): Likewise.
13491 (add_to_addressable_set): Likewise.
13492 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13493 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13494 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13495 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13496 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13497 (tree_node_structure): Likewise.
13498 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13500 (find_what_p_points_to): Likewise.
13502 2008-05-08 Sa Liu <saliu@de.ibm.com>
13504 * config/spu/spu.md: Fixed subti3 pattern.
13506 2008-05-08 Richard Guenther <rguenther@suse.de>
13508 PR middle-end/36154
13509 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13510 sure to create a representative for trailing arrays for PTA.
13512 2008-05-08 Richard Guenther <rguenther@suse.de>
13514 PR middle-end/36172
13515 * fold-const.c (operand_equal_p): Two objects which types
13516 differ in pointerness are not equal.
13518 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13520 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13521 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13522 (emit_library_call_value_1): Add new variable fndecl initialized by
13523 NULL_TREE. It should be the decl type of orgfun, but this information
13524 seems not to be available here, so it uses the default calling abi.
13525 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13526 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13527 by TARGET_RETURN_IN_MEMORY.
13528 * config/i386/i386-interix.h: Likewise.
13529 * config/i386/i386.h: Likewise.
13530 * config/i386/i386elf.h: Likewise.
13531 * config/i386/ptx4-i.h: Likewise.
13532 * config/i386/sol2-10.h: Likewise.
13533 * config/i386/sysv4.h: Likewise.
13534 * config/i386/vx-common.h: Likewise.
13535 * config/cris/cris.h: Removed #if 0 clause.
13536 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13537 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13539 (ix86_sol10_return_in_memory): Likewise.
13540 (ix86_i386elf_return_in_memory): New.
13541 (ix86_i386interix_return_in_memory): New.
13542 * config/mt/mt-protos.h (mt_return_in_memory): New.
13543 * config/mt/mt.c: Likewise.
13544 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13545 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13546 * config/bfin/bfin.h: Likewise.
13547 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13549 * config/bfin/bfin.c: Likewise.
13550 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13551 * config/alpha/unicosmk.h: Likewise.
13552 * config/i386/cygming.h: Likewise.
13553 * config/iq2000/iq2000.h: Likewise.
13554 * config/mips/mips.h: Likewise.
13555 * config/mn10300/mn10300.h: Likewise.
13556 * config/rs6000/rs6000.h: Likewise.
13557 * config/score/score.h: Likewise.
13558 * config/spu/spu.h: Likewise.
13559 * config/v850/v850.h: Likewise.
13560 * defaults.h: Likewise.
13561 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13562 * expr.c (emit_block_move): Adjust use of
13563 OUTGOING_REG_PARM_STACK_SPACE.
13564 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13565 OUTGOING_REG_PARM_STACK_SPACE.
13566 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13568 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13570 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13571 on OMP_RETURN for OMP_FOR.
13574 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13575 (fortran_common): New function.
13576 (gen_variable_die): Call fortran_common instead of common_check,
13577 adjust for it returning tree instead of rtx. Formatting.
13579 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13583 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13584 * c-decl.c (merge_decls): Ditto.
13585 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13586 to RTL_CONST_OR_PURE_CALL_P.
13587 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13588 Initialized DECL_LOOPING_CONST_PURE.
13589 (process_call_operands): Set tree_side_effects properly.
13590 * tree.h (TREE_READONLY_DECL_P): Removed.
13591 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13592 (DECL_LOOPING_OR_CONST_P): New macro.
13593 (struct tree_function_decl): Added looping_const_or_pure_p.
13594 (ECF_*) Renumbered.
13595 (ECF_LOOPING_OR_CONST_P): New macro.
13596 * rtlanal.c (pure_const_p): Removed.
13597 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13598 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13599 to RTL_CONST_CALL_P.
13600 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13601 (check_decl, check_tree, check_call, scan_function): Initialize
13603 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13604 (static_execute): Set looping true for recursive functions.
13605 Undo setting state to IPA_NEITHER for recursive functions.
13606 * cse.c (cse_insn):
13607 * ifcvt.c (noce_can_store_speculate_p): Changed
13608 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13609 RTL_CONST_OR_PURE_CALL_P.
13610 * dse.c (scan_insn): Ditto.
13611 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13612 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13613 RTL_CONST_OR_PURE_CALL_P.
13614 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13615 pure_call_p to RTL_CONST_CALL_P.
13616 * gimplify.c (gimplify_call_expr): Clear side effects for
13617 non-looping pure and constant calls.
13618 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13619 (flags_from_decl_or_type): Set ecf flags from decl flags.
13620 (initialize_argument_information): Turn off
13621 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13622 Change const to pure if callee_copies is true rather than just
13624 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13625 way of marking pure calls.
13626 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13627 Remove hack that was supposed to fix pr7335 and remove old
13628 way of marking pure calls.
13629 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13630 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13631 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13632 RTL_CONST_OR_PURE_CALL_P.
13633 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13634 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13635 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13636 * sched-deps.c (schedule_analyze): Ditto.
13637 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13638 return_val field of calls to represent pure and const function info.
13639 (CONST_OR_PURE_CALL_P): Deleted macro.
13640 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13641 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13642 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13644 * tree-optimize.c (execute_fixup_cfg): Added test for
13645 ECF_LOOPING_CONST_OR_PURE.
13646 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13648 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13649 effects for looping pure or const calls.
13650 (verify_gimple_expr): Added verification code.
13651 * config/alpha/alpha.c (alpha_legitimize_address,
13652 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13654 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13655 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13656 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13657 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13658 RTL_CONST_OR_PURE_CALL_P.
13659 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13660 and const calls to be deleted.
13662 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13665 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13666 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13667 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13668 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13669 to handle nonimmediate operands.
13670 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13671 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13672 to handle nonimmediate operands.
13673 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13674 (mmx_pmulhrwv4hi3): New expander. Use
13675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13676 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13677 (sse2_umulv1siv1di3): New expander. Use
13678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13679 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13680 (mmx_eq<mode>3): New expander. Use
13681 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13682 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13683 (mmx_uavgv8qi3): New expander. Use
13684 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13685 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13686 (mmx_uavgv4hi3): New expander. Use
13687 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13689 * config/i386/sse.md
13690 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13691 to handle nonimmediate operands.
13692 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13693 to handle nonimmediate operands.
13694 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13695 to handle nonimmediate operands.
13696 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13697 to handle nonimmediate operands.
13698 (sse2_unpckhpd_exp): New expander. Use
13699 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13700 (sse2_unpcklpd_exp): New expander. Use
13701 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13702 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13703 to handle nonimmediate operands.
13704 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13705 to handle nonimmediate operands.
13706 (*sse2_<plusminus_insn><mode>3): Rename from
13707 sse2_<plusminus_insn><mode>3 insn pattern.
13708 (sse2_<plusminus_insn><mode>3): New expander. Use
13709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13710 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13711 (sse2_umulv2siv2di3): New expander. Use
13712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13713 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13714 (sse4_1_mulv2siv2di3): New expander. Use
13715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13716 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13717 (sse2_pmaddwd): New expander. Use
13718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13719 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13720 (sse2_eq<mode>3): New expander. Use
13721 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13722 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13723 (sse4_1_eqv2di3): New expander. Use
13724 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13725 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13726 (sse2_uavgv16qi3): New expander. Use
13727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13728 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13729 (sse2_uavgv16qi3): New expander. Use
13730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13731 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13732 (sse2_uavgv8hi3): New expander. Use
13733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13734 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13735 (ssse3_pmulhrswv8hi3): New expander. Use
13736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13737 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13738 (ssse3_pmulhrswv4hi3): New expander. Use
13739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13741 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13742 (<sse>_vmmul<mode>3): Ditto.
13743 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13745 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13746 (ssse3_pmaddubsw): Ditto.
13748 * config/i386/i386.c (struct_builtin_description)
13749 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13750 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13751 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13752 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13753 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13754 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13755 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13756 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13757 (ix86_fixup_binary_operands): Assert that src1
13758 and src2 must have the same mode when swapped.
13759 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13760 and ix86_binary_operator_ok. Do not force operands in registers
13763 2008-05-07 Jan Hubicka <jh@suse.cz>
13765 * cgraph.c (dump_cgraph_node): Update.
13766 * cgraph.h (cgraph_local_info): Break out inline summary.
13767 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13769 * ipa-inline (inline_summary): New accestor function.
13770 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13771 cgraph_decide_inlining, compute_inline_parameters): Update.
13772 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13774 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13776 Cleanup ColdFire scheduling support and add V4 pipeline model.
13778 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13779 (define_attr cpu): Add cfv4 value.
13780 (define_attr type, define_attr type1): Merge into a single 'type'
13781 attribute. Update all uses.
13782 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13783 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13785 (define_attr opx_mem, define_attr opy_mem): Remove.
13786 (define_attr op_mem): Clean up, update comment.
13787 (define_attr size): Use specific values instead of general int.
13788 (define_attr guess, define_attr split): Remove. Update all uses.
13789 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13790 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13791 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13792 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13793 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13794 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13795 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13796 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13797 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13798 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13799 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13800 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13801 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13802 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13803 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13804 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13805 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13806 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13807 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13808 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13809 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13810 Update or set attributes.
13811 (stack_tie): New fake instruction.
13813 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13814 (m68k_sched_attr_size): Update declaration.
13815 (m68k_sched_attr_type2): Remove.
13816 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13817 Declare new bypass predicates.
13819 * config/m68k/m68k.c (m68k_sched_issue_rate,
13820 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13822 (TARGET_SCHED_ISSUE_RATE,
13823 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13824 (override_options): Handle scheduling for ColdFire V4 core.
13825 (m68k_expand_prologue): Emit stack_tie.
13826 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13827 'OP_TYPE_FPN'. Update all uses.
13828 (sched_guess_p): Remove.
13829 (sched_address_type): Handle symbolic addresses.
13830 (sched_get_operand): New static function.
13831 (sched_operand_type): Merge into sched_attr_op_type.
13832 (sched_attr_op_type): Handle FP registers, handle quick constants,
13834 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13835 (m68k_sched_attr_size): Update. Move logic to ...
13836 (sched_get_attr_size_int): New static function.
13837 (sched_get_opxy_mem_type): New static function.
13838 (m68k_sched_attr_op_mem): Update.
13839 (m68k_sched_attr_type2): Remove.
13840 (sched_cfv4_bypass_data): New static variable.
13841 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13842 (m68k_sched_issue_rate): Implement scheduler hook.
13843 (struct _sched_ib: enabled_p): New field.
13844 (m68k_sched_variable_issue): Update. Handle V4.
13845 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13846 sched_dump_class_func_t, sched_dump_split_class,
13847 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13848 sched_dump_dfa_class, m68k_sched_dump): Remove.
13849 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13851 (m68k_sched_init_global): Remove statisctics dumping, introduce
13852 sanity check that all instructions have pipeline reservations. Handle
13854 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13855 Handle ColdFire V4 core.
13856 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13857 New static functions.
13858 (m68k_sched_address_bypass_p): New bypass predicate.
13859 (sched_get_indexed_address_scale): New static function.
13860 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13862 * cf.md: Update comments.
13863 (define_attr type2): Remove. Use 'type' attribute instead.
13865 (cf_ib): Rename to cfv123_ib. Update all uses.
13866 (cf_oep): Rename to cfv123_oep. Update all uses.
13867 (cf_chr): Rename to cfv123_chr. Update all uses.
13868 (cf_mem): Rename to cfv123_mem. Update all uses.
13869 (cf_mac): Move to more appropriate place.
13870 (cfv123_guess): New automaton and cpu_unit.
13871 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13872 Update uses of 'size' attribute. Handle before reload scheduling.
13873 (cfv123_guess): New dummy reservation for unhandled instructions.
13874 (cfv4_*): Pipeline description of ColdFire V4 core.
13875 (ignore): New reservation to handle 'ignore' type.
13877 2008-05-07 Ian Lance Taylor <iant@google.com>
13879 PR middle-end/36013
13880 * gimplify.c (find_single_pointer_decl_1): Don't look through
13882 (find_single_pointer_decl): Adjust comments.
13884 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13886 PR middle-end/36137
13887 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13888 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13890 PR middle-end/36106
13891 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13892 integral type rather than floating point, then VIEW_CONVERT_EXPR
13893 to the floating point type.
13895 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13897 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13898 TFmode op0 to register.
13900 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13902 * c-decl.c (grokdeclarator): Comment typo.
13904 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13906 * tree-flow.h: Remove prototype for computed_goto_p.
13907 * tree-cfg.c (computed_goto_p): Make static.
13909 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13912 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13913 (contains_aligned_value_p): This. Handle _Decimal128.
13914 (ix86_function_arg_boundary): Only align _Decimal128 to its
13915 natural boundary and handle it properly.
13917 2008-05-06 Martin Jambor <mjambor@suse.cz>
13919 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13920 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13921 (ipcp_method_set_orig_node): Removed.
13922 (ipcp_cval_get_cvalue_type): Removed.
13923 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13924 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13925 (ipcp_cval_set_cvalue_type): Removed.
13926 (ipcp_cval_get_cvalue): Removed.
13927 (ipcp_cval_set_cvalue): Removed.
13928 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13929 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13930 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13931 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13932 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13933 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13934 (ipcp_get_ith_lattice): Changed parameters.
13935 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13936 (ipcp_lattice_from_jfunc): Changed parameters.
13937 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13938 (ipcp_method_cval_print): Added temporary variable info.
13939 (ipcp_redirect): Removed already unused local variable caller.
13940 (ipcp_redirect): New temporary variable orig_callee_info
13941 (ipcp_redirect): Removed newly unused local variable callee.
13942 (ipcp_redirect): Removed (a bit confusing) local variable type.
13943 (ipcp_insert_stage): Added local variable info.
13944 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13946 (ipcp_formal_create): Removed.
13947 (ipcp_method_cval_set): Removed.
13948 (ipcp_propagate_stage): Renamed lattice variables.
13949 (ipcp_method_cval_set_cvalue_type): Removed.
13950 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13951 (ipcp_print_all_lattices): Changed printed strings to refer to
13952 lattices rather than cvals.
13953 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13954 (ipcp_propagate_const): Changed formal parameters.
13955 (build_const_val): Changed formal parameters.
13956 (ipcp_insert_stage): Removed useless variable cvalue
13957 (build_const_val): Changed formal parameters.
13958 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13959 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13960 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13961 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13962 (ipcp_print_func_profile_counts): Changed string from "method" to
13964 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13965 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13966 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13967 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13968 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13969 (ipcp_lat_is_const): Changed parameters and made inline.
13970 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13971 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13972 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13973 the predicate condition directly
13974 (ipcp_propagate_stage): Added local variable args. Removed local
13975 variable callee. (Both are mere code simplifications.)
13976 (ipcp_method_dont_insert_const): Renamed to
13977 ipcp_node_not_modifiable_p.
13978 (ipcp_node_not_modifiable_p): Made inline.
13979 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13980 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13981 (ipcp_print_all_lattices): Removed variable cvalue
13982 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13985 2008-05-06 Olivier Hainque <hainque@adacore.com>
13987 * tree-sra.c (try_instantiate_multiple_fields): Early return
13988 if field has POINTER_TYPE.
13990 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13992 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13993 by using 'q' specifier for instruction.
13994 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13996 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13998 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13999 Change mode of zero_extract from QImode to HImode.
14000 (sign bit tests peepholes): (Ditto.).
14002 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14004 * config/i386/mmx.md: Remove double backslashes from asm templates.
14005 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14006 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14007 to handle nonimmediate operands.
14008 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14009 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14010 to handle nonimmediate operands.
14011 (*mmx_<code>v2sf3_finite): New insn pattern.
14012 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14013 (mmx_<code>v2sf3): New expander. Use
14014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14015 (mmx_<plusminus_insn><mode>3): New expander. Use
14016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14017 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14018 (mmx_add<mode>3): Removed.
14019 (mmx_ssadd<mode>3): Ditto.
14020 (mmx_usadd<mode>3): Ditto.
14021 (mmx_sub<mode>3): Ditto.
14022 (mmx_sssub<mode>3): Ditto.
14023 (mmx_ussub<mode>3): Ditto.
14024 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14025 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14026 to handle nonimmediate operands.
14027 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14029 (mmx_smulv4hi3_highpart): New expander. Use
14030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14031 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14033 (mmx_umulv4hi3_highpart): New expander. Use
14034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14035 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14036 (mmx_<code>v4hi3): New expander. Use
14037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14038 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14039 (mmx_<code>v8qi3): New expander. Use
14040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14041 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14042 (mmx_<code><mode>3): New expander. Use
14043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14045 2008-05-05 Jan Hubicka <jh@suse.cz>
14047 PR tree-optimization/36118
14048 * passes.c (pass_init_dump_file): Fix dump header.
14050 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14052 PR middle-end/36141
14053 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14054 VCE for function decls.
14056 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14058 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14060 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14062 * config/i386/i386.md (sat_plusminus): New.
14063 (plusminus_insn): Likewise.
14064 (plusminus_mnemonic): Likewise.
14066 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14067 (*<addsub><mode>3_cc_overflow): Renamed to ...
14068 (*<plusminus_insn><mode>3_cc_overflow): This.
14069 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14070 (*<plusminus_insn>si3_zext_cc_overflow): This.
14072 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14073 (<plusminus_insn><mode>3): This.
14074 (*<addsub><mode>3): Renamed to ...
14075 (*<plusminus_insn><mode>3): This.
14076 (<sse>_vm<addsub><mode>3): Renamed to ...
14077 (<sse>_vm<plusminus_insn><mode>3): This.
14078 (sse3_h<addsub>v4sf3): Renamed to ...
14079 (sse3_h<plusminus_insn>v4sf3): This.
14080 (sse3_h<addsub>v2df3): Renamed to ...
14081 (sse3_h<plusminus_insn>v2df3): This.
14082 (<plusminus_insn><mode>3): New.
14083 (*<plusminus_insn><mode>3): Likewise.
14084 (sse2_<plusminus_insn><mode>3): Likewise.
14085 (add<mode>): Removed.
14086 (*add<mode>3): Likewise.
14087 (sse2_ssadd<mode>3): Likewise.
14088 (sse2_usadd<mode>3): Likewise.
14089 (sub<mode>3): Likewise.
14090 (*sub<mode>3): Likewise.
14091 (sse2_sssub<mode>3): Likewise.
14092 (sse2_ussub<mode>3): Likewise.
14094 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14096 * gthr-single.h: Add in required interface elements as per gthr.h.
14097 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14098 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14099 Generalize UNUSED macro.
14100 (__gthread_once): Add.
14101 (__gthread_key_create): Add.
14102 (__gthread_key_delete): Add.
14103 (__gthread_getspecific): Add.
14104 (__gthread_setspecific): Add.
14106 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14109 the same size types for the indirect reference on the rhs, then
14112 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/i386.md
14115 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14116 one insn template instead of template series.
14117 (*xordi_1_rex64): Ditto.
14118 (*xordi_2_rex64): Ditto.
14120 2008-05-05 Ira Rosen <irar@il.ibm.com>
14122 PR tree-optimization/36119
14123 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14126 2008-06-04 Jan Hubicka <jh@suse.cz>
14128 tree-optimization/36100
14129 * tree-pass.h (pass_O0_always_inline): Declare.
14130 * ipa-inline.c (inline_transform): Remove dead code.
14131 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14132 pass_O0_always_inline): New.
14133 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14135 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14137 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14138 mnemonic in this_param move for TARGET_64BIT.
14140 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14142 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14143 (*strmovsi_rex_1): Ditto.
14144 (*strsetsi_1): Ditto.
14145 (*strsetsi_rex_1): Ditto.
14147 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14148 adddicc expanders using SWI mode iterator.
14150 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14153 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14156 2008-05-04 David S. Miller <davem@davemloft.net>
14158 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14159 (sparc*-*-linux*): Use linux.h in tm_file.
14160 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14161 compiler defaulting to 32-bit.
14162 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14164 * config/sparc/linux.h: Remove definitions now obtained
14165 properly from linux.h
14166 * config/sparc/linux64.h: Likewise.
14167 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14168 don't want this setting for 32-bit builds in a biarch compiler.
14169 * doc/install.texi: Add sparc-linux to list of targets
14170 supporting --enable-targets=all.
14172 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14174 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14176 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14178 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14179 after V4SI_FTYPE_V8HI.
14180 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14181 case V4SI_FTYPE_V2DF.
14183 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14185 * doc/invoke.texi (max-flow-memory-locations): Removed.
14186 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14188 2008-05-03 Richard Guenther <rguenther@suse.de>
14190 PR middle-end/34973
14191 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14193 2008-05-02 David S. Miller <davem@davemloft.net>
14195 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14197 2008-05-02 Simon Baldwin <simonb@google.com>
14200 * c-common.h (warn_array_subscript_range): Removed.
14201 * c-common.c (warn_array_subscript_range): Ditto.
14202 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14203 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14205 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14207 * config/i386/i386.c (ix86_special_builtin_type): New.
14208 (bdesc_special_args): Likewise.
14209 (ix86_expand_special_args_builtin): Likewise.
14210 (ix86_init_mmx_sse_builtins): Updated.
14211 (ix86_expand_builtin): Updated.
14212 (ix86_expand_store_builtin): Removed.
14213 (ix86_expand_unop_builtin): Likewise.
14215 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14216 * config/i386/mmintrin.h (__v2sf): Here.
14218 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14220 (_mm_loadl_pi): Likewise.
14221 (_mm_storeh_pi): Replace __v2si with __v2sf.
14222 (_mm_storel_pi): Likewise.
14224 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14225 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14226 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14227 __builtin_ia32_loadlpd.
14229 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14231 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14232 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14233 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14234 (ix86_init_mmx_sse_builtins): Updated.
14235 (ix86_expand_args_builtin): Likewise.
14236 (ix86_expand_builtin): Likewise.
14237 (ix86_expand_unop1_builtin): Renamed to ...
14238 (ix86_expand_unop_vec_merge_builtin): This.
14240 2008-05-01 Jan Hubicka <jh@suse.cz>
14243 * ipa-inline.c (inline_generate_summary): Make static.
14244 (inline_transform): Do not call inlining at -O0; make static.
14245 * passes.c (execute_todo): Add sanity check.
14246 (execute_one_ipa_transform_pass): Execute proper flags.
14248 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14250 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14251 (DECL_NONADDRESSABLE_P): Likewise.
14252 * alias.c (record_component_aliases): Fix comment.
14254 2008-05-01 Simon Baldwin <simonb@google.com>
14256 * c-common.h (warn_array_subscript_range): New function.
14257 * c-common.c (warn_array_subscript_range): Ditto.
14258 * tree-vrp.c (check_array_ref): Corrected code to agree with
14259 comment, ignoring only arrays of size 0 or size 1.
14260 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14262 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14264 * config/i386/i386.c (ix86_builtin_type): Replace
14265 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14266 (bdesc_args): Updated.
14267 (ix86_init_mmx_sse_builtins): Likewise.
14268 (ix86_expand_args_builtin): Likewise.
14270 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14273 * doc/extend.texi: Correct __builtin_ia32_palignr.
14275 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14278 * config/i386/i386.c (bdesc_crc32): Removed.
14279 (ix86_expand_crc32): Likewise.
14280 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14281 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14282 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14283 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14284 UINT_FTYPE_UINT_UCHAR.
14285 (bdesc_args): Updated. Add crc32 builtins.
14286 (ix86_init_mmx_sse_builtins): Updated.
14287 (ix86_expand_args_builtin): Updated to support subreg.
14289 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14291 2008-05-01 Jan Hubicka <jh@suse.cz>
14293 * tree-pass.h (opt_pass): Add IPA_PASS.
14294 (varpool_node, cgraph_node): Forward declare.
14295 (ipa_opt_pass): Define.
14296 (pass_ipa_inline): Turn into ipa_opt_pass.
14297 (pass_apply_inline): Remove.
14298 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14299 (apply_inline): Turn into ....
14300 (inline_transform): ... this one.
14301 (inline_generate_summary): New function.
14302 (pass_apply_inline): Remove.
14303 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14305 (struct function): Add ipa_transforms_to_apply.
14306 * passes.c (register_one_dump_file): Work on IPA_PASS.
14307 (init_optimization_passes): Remove pass_inline_parameters and
14309 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14310 (execute_one_pass) ... here; apply transforms when possible.
14311 (add_ipa_transform_pass, execute_ipa_summary_asses,
14312 execute_one_ipa_transform_pass): New.
14313 (execute_ipa_pass_list): Update for IPA_PASS type.
14315 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14317 * config/i386/i386.c (ix86_builtin_type): Add
14318 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14319 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14320 (bdesc_args): Add SSE4a builtins.
14321 (ix86_init_mmx_sse_builtins): Updated.
14322 (ix86_expand_args_builtin): Likewise.
14323 (ix86_expand_builtin): Likewise.
14325 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14327 * config/i386/i386.c (ix86_builtin_type): Add
14328 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14329 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14330 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14331 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14332 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14333 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14334 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14335 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14336 and DI_FTYPE_DI_DI_INT.
14337 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14338 (ix86_init_mmx_sse_builtins): Updated.
14339 (ix86_expand_args_builtin): Likewise.
14340 (ix86_expand_builtin): Likewise.
14341 (ix86_expand_binop_imm_builtin): Removed.
14343 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14345 2008-04-30 Richard Guenther <rguenther@suse.de>
14347 PR tree-optimization/32921
14348 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14350 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14352 * config/arm/arm.c (arm_unwind_emit): Use
14353 crtl->all_throwers_are_sibcalls instead of
14354 cfun->all_throwers_are_sibcalls.
14355 (arm_output_fn_unwind): Likewise.
14356 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14357 instead of cfun->uses_pic_offset_table.
14358 (frv_expand_prologue): Likewise.
14359 (frv_frame_pointer_required): Likewise.
14360 (frv_expand_fdpic_call): Likewise.
14361 (frv_emit_movsi): Likewise.
14362 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14363 cfun->returns_pcc_struct instead of
14364 current_function_returns_pcc_struct.
14365 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14366 instead of cfun->calls_eh_return.
14367 (m32c_pushm_popm): Likewise.
14368 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14369 "extern" declaration.
14371 2008-04-30 Richard Guenther <rguenther@suse.de>
14373 PR tree-optimization/21636
14374 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14376 (evaluate_stmt): Print the likely value.
14377 (ccp_visit_stmt): Avoid excessive vertical spacing.
14379 2008-04-30 Rafael Espíndola <espindola@google.com>
14381 * builtins.c (fold_call_expr): Return realret.
14382 * tree-ssa-threadedge.c
14383 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14384 __builtin_object_size.
14386 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14388 * gcc.c (wrapper_string): New variable.
14389 (insert_wrapper): New function.
14390 (execute): New option -wrapper.
14391 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14393 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14395 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14396 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14397 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14399 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14400 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14401 config/rs6000/e500crtres64gprctr.asm,
14402 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14403 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14404 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14405 config/rs6000/e500crtsav64gprctr.asm,
14406 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14407 config/rs6000/e500crtsavg64gprctr.asm: New files.
14408 * config/rs6000/t-ppccomm: Add build rules for new files.
14409 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14410 * config/rs6000/t-netbsd: Add build rules for new files.
14411 (LIB2FUNCS_STATIC_EXTRA): New variable.
14412 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14413 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14414 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14416 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14418 * config/i386/i386.c (ix86_builtin_type): Add
14419 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14420 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14421 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14422 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14423 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14424 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14425 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14426 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14427 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14428 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14429 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14430 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14431 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14432 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14433 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14434 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14435 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14436 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14437 V1DI_FTYPE_V2SI_V2SI.
14438 (bdesc_2arg): Moved to ...
14439 (bdesc_args): Here.
14440 (ix86_init_mmx_sse_builtins): Updated.
14441 (ix86_expand_args_builtin): Updated. Take a pointer
14442 to const struct builtin_description. Handle comparison
14444 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14445 (ix86_expand_builtin): Updated.
14447 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14448 (ssse3_pmaddubsw128): This.
14449 (ssse3_pmaddubswv4hi3): Renamed to ...
14450 (ssse3_pmaddubsw): This.
14452 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14453 (__builtin_ia32_packssdw128): Likewise.
14454 (__builtin_ia32_packuswb128): Likewise.
14455 (__builtin_ia32_pmaddubsw): Likewise.
14456 (__builtin_ia32_pmaddubsw128): Likewise.
14458 2008-04-30 Richard Guenther <rguenther@suse.de>
14460 PR tree-optimization/14847
14461 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14462 (recognize_bits_test): Use it.
14463 (recognize_single_bit_test): Likewise.
14465 2008-04-30 Martin Jambor <mjambor@suse.cz>
14467 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14468 instead of setting number of formal parameters to zero.
14469 (ipcp_init_stage): Do not set the number of actual parameters to zero
14471 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14472 which are called with variable number of arguments.
14473 (ipcp_insert_stage): Explicitely skipping all nodes which are
14474 called with variable number of arguments.
14475 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14476 number of parameters.
14478 * ipa-prop.h (struct ipa_node_params): Added flag
14479 called_with_var_arguments
14480 (ipa_set_param_count): Added. Changed sole setter to use it.
14481 (ipa_get_param_count): Added. All readers of param_count
14482 converted to use it instead.
14483 (ipa_set_called_with_variable_arg): Added.
14484 (ipa_is_called_with_var_arguments): Added.
14485 (ipa_get_ith_param): Added. All readers of param_decls converted
14487 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14489 (ipa_get_cs_argument_count): Added, all readers of argument_count
14491 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14494 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14495 (struct ipcp_lattice): Renamed cval_type to type
14496 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14498 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14499 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14500 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14501 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14502 (build_const_val): Changed the type of parameter cvalue to tree
14503 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14504 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14506 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14509 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14510 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14511 (ipa_add_method): Renamed to ipa_push_func_to_list
14512 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14513 (ipa_callsite_param_count): Removed.
14514 (ipa_callsite_param_count_set): Removed.
14515 (ipa_callsite_param): Removed.
14516 (ipa_callsite_callee): Removed.
14517 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14518 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14519 (ipa_method_formal_count): Removed.
14520 (ipa_method_formal_count_set): Removed.
14521 (ipa_method_get_tree): Removed.
14522 (ipa_method_tree_map_create): Removed.
14523 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14524 (ipa_create_param_decls_array): Creates the array itself
14525 (ipa_create_param_decls_array): Temporary variable info instead of
14526 a few dereferences.
14527 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14528 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14529 (get_type): Removed.
14530 (ipa_jf_get_info_type): Removed.
14531 (ipa_node_create): Renamed to ipa_create_node_params
14532 (ipa_free): Renamed to ipa_free_all_node_params
14533 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14534 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14535 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14536 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14537 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14538 ipa_free_all_edge_args
14539 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14540 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14541 (ipa_create_methodlist_node): Removed.
14542 (ipa_methodlist_method): Removed.
14543 (ipa_methodlist_method_set): Removed.
14544 (ipa_methodlist_next_method): Removed.
14545 (ipa_methodlist_next_method_set): Removed.
14546 (ipa_method_is_modified): Removed.
14547 (ipa_method_modify_create): Removed.
14548 (ipa_method_modify_init): Temporary variable info instead of a few
14550 (ipa_detect_param_modifications): Temporary variable info instead of
14551 a few dereferences.
14552 (ipa_compute_jump_functions): Temporary variable info instead of
14553 a few dereferences.
14554 (ipa_method_modify_set): Removed.
14555 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14556 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14557 than craph_node as the first parameter.
14558 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14559 (ipa_method_modify_init): Removed.
14560 (ipa_compute_jump_functions): Added a temp variable instead of
14561 repeatadly dereferencing the cgraph_edge.aux pointer
14562 (ipa_callsite_param_set_type): Removed.
14563 (ipa_compute_jump_functions): i renamed to index and moved to
14565 (ipa_callsite_param_set_info_type_formal): Removed.
14566 (ipa_callsite_param_set_info_type): Removed.
14567 (ipa_callsite_param_map_create): Removed.
14568 (ipa_callsite_tree): Removed.
14569 (ipa_callsite_caller): Removed.
14570 (ipa_pop_func_from_list): return_method removed to return_func
14572 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14573 prefixed all values with IPA_. Changed all users.
14574 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14575 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14576 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14577 (union parameter_info): Renamed to jump_func_value.
14578 (union jump_func_value): Renamed value to constant
14579 (struct ipa_jump_func): Renamed info_type to value
14580 (struct ipa_node): Renamed to ipa_node_params
14581 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14582 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14583 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14584 (struct ipa_edge): Renamed to ipa_edge_args
14585 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14586 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14587 (struct ipa_methodlist): Renamed to ipa_func_list
14588 (struct ipa_func_list): method_p renamed to node, next_method
14590 (ipa_methodlist_p): Removed, switched all users to struct pointer
14591 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14593 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14595 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14596 (rs6000_emit_epilogue): Use backchain to restore only when we
14597 have a large frame. Make use of frame pointer to restore if we
14598 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14600 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14602 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14603 Add mode to zero_extract.
14604 (sign bit tests peepholes): (Ditto.).
14606 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14608 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14609 Instructions in comments with SSE3.
14610 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14611 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14612 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14613 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14614 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14615 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14616 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14617 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14618 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14619 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14620 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14621 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14622 (bdesc_sse_args): Renamed to ...
14623 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14624 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14625 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14626 IX86_BUILTIN_FABSQ.
14627 (bdesc_1arg): Moved to ...
14628 (bdesc_args): Here.
14629 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14630 Instructions in comments with SSE3.
14631 (ix86_expand_sse_operands_builtin): Renamed to ...
14632 (ix86_expand_args_builtin): This. Updated.
14633 (ix86_expand_unop1_builtin): Update comments.
14634 (ix86_expand_builtin): Updated.
14636 2008-04-29 Richard Guenther <rguenther@suse.de>
14638 PR tree-optimization/36078
14639 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14640 Update virtual SSA form after cleaning up the CFG.
14642 2008-04-29 Richard Guenther <rguenther@suse.de>
14644 PR middle-end/15255
14645 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14647 2008-04-29 Richard Guenther <rguenther@suse.de>
14649 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14650 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14651 (compute_flow_insensitive_aliasing): Do not treat
14652 PTR_IS_REF_ALL pointers special.
14653 (get_smt_for): Likewise.
14654 (may_alias_p): Re-structure.
14655 (is_escape_site): A ref-all pointer conversion is not an escape site.
14656 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14657 PTR_IS_REF_ALL pointers special.
14658 * tree-ssa-structalias.h (struct alias_info): Remove
14659 ref_all_symbol_mem_tag field.
14660 (PTR_IS_REF_ALL): Remove.
14662 2008-04-29 Richard Guenther <rguenther@suse.de>
14664 PR middle-end/36077
14665 * fold-const.c (extract_muldiv_1): In combining division constants
14666 make sure to never overflow.
14668 2008-04-29 Nick Clifton <nickc@redhat.com>
14670 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14672 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14675 * optc-gen.awk: Work around HP-UX/IA awk bug.
14677 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14679 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14682 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14685 * config/i386/i386.md
14686 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14687 Change operand 1 predicate to nonimmediate_operand.
14689 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14692 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14694 * gengtype.c (walk_type, write_func_for_structure): Handle
14696 * doc/gty.texi: Document chain_circular.
14698 2008-04-28 Richard Guenther <rguenther@suse.de>
14700 PR tree-optimization/36066
14701 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14704 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14707 * config/i386/i386.md
14708 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14709 Use match_scratch instead of match_operand for operands 3 and 4.
14711 2008-04-27 Richard Guenther <rguenther@suse.de>
14713 PR tree-optimization/18754
14714 PR tree-optimization/34223
14715 * tree-pass.h (pass_complete_unrolli): Declare.
14716 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14717 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14718 Rewrite loop into loop closed SSA form if it is not already.
14719 (tree_unroll_loops_completely): Re-structure to iterate over
14720 innermost loops with intermediate CFG cleanups.
14721 Unroll outermost loops only if requested or the code does not grow
14723 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14724 loops are available.
14725 (tree_vectorize): Instead do so here.
14726 (tree_complete_unroll): Also unroll outermost loops.
14727 (tree_complete_unroll_inner): New function.
14728 (gate_tree_complete_unroll_inner): Likewise.
14729 (pass_complete_unrolli): New pass.
14730 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14731 uses outside of the loop.
14732 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14733 form if it is available.
14734 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14735 * passes.c (init_optimization_passes): Schedule complete inner
14736 loop unrolling pass before the first CCP pass after final inlining.
14738 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14740 * targhooks.h (default_emutls_var_fields,
14741 default_emutls_var_init): Declare.
14742 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14743 * target.h (struct gcc_target): Add struct emutls member.
14744 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14745 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14746 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14747 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14748 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14749 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14750 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14751 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14752 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14753 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14754 emit debug information.
14755 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14756 * varasm.c: Include targhooks.h.
14757 (emutls_object_section, emutls_tmpl_section): New.
14758 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14759 (EMUTLS_SEPARATOR): New.
14760 (prefix_name): New.
14761 (get_emutls_object_name): New.
14762 (default_emutls_var_fields): New, broken out of ...
14763 (get_emutls_object_type): ... here. Adjust to use target hooks.
14764 (get_emutls_init_templ_addr): Adjust to use target hooks.
14765 (emutls_decl): Adjust to use target hooks.
14766 (emutls_finish): Likewise.
14767 (default_emutls_var_init): New, broken out of ...
14768 (assemble_variable): ... here. Adjust to use target hooks.
14769 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14770 SECCAT_EMUTLS_TMPL.
14771 * c-common.c (handle_section_attribute): Prevent overriding
14772 sections for emulated tls with special sections.
14773 * config/i386/i386.c (x86_64_elf_select_section): Add
14774 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14775 (x86_64_elf_unique_section): Likewise.
14776 * config/vxworks.c: Include tree.h.
14777 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14778 (vxworks_override_options): Set TLS scheme.
14779 * doc/tm.texi (Emulated TLS): New node.
14781 2008-04-26 Simon Baldwin <simonb@google.com>
14784 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14785 with propagated string constants.
14787 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14789 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14790 constraint for operand 2 when operand 0 is memory operand.
14791 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14792 operand 0 is memory operand.
14793 (fix_trunc<mode>_i387_with_temp): Ditto.
14794 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14795 operand 2 when operand 1 is memory operand.
14796 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14797 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14798 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14799 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14800 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14801 operands 2,3 and 4 when operand 1 is memory operand.
14802 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14804 (fistdi2_floor_with_temp): Ditto.
14805 (fist<mode>2_floor_with_temp): Ditto.
14806 (fistdi2_ceil_with_temp): Ditto.
14807 (fist<mode>2_ceil_with_temp): Ditto.
14808 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14810 2008-04-26 David Daney <ddaney@avtrex.com>
14812 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14814 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14815 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14816 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14817 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14818 (compare_and_swap_12): New insn.
14819 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14820 * config/mips/mips.c (mips_force_binary): New function.
14821 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14822 (mips_expand_compare_and_swap_12): New function.
14823 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14825 2008-04-25 Jan Hubicka <jh@suse.cz>
14828 * cfgexpand.c (pass_expand): Turn into RTL pass.
14829 * passes.c (execute_one_pass): Do pass typechecking after execution.
14830 * tree-pass.h (pass_expand): Turn into RTL pass.
14832 * function.h (struct rtl_data): Move here fields
14833 accesses_prior_frames, calls_eh_return, saves_all_registers,
14834 has_nonlocal_goto, has_asm_statement, is_thunk,
14835 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14836 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14837 arg_pointer_save_area_init from struct function; turn into bool.
14838 (struct function): Move
14839 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14840 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14841 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14842 tail_call_emit, arg_pointer_save_area_init
14843 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14844 (current_function_returns_struct, current_function_returns_pcc_struct,
14845 current_function_calls_setjmp, current_function_calls_alloca,
14846 current_function_accesses_prior_frames,
14847 current_function_calls_eh_return, current_function_is_thunk,
14848 current_function_stdarg, current_function_profile,
14849 current_function_limit_stack, current_function_uses_pic_offset_table,
14850 current_function_uses_const_pool, current_function_has_nonlocal_label,
14851 current_function_saves_all_registers,
14852 current_function_has_nonlocal_goto,
14853 current_function_has_asm_statement): Remove accesor macros.
14854 * ra-conflict.c (global_conflicts): Update.
14855 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14856 (suitable_for_tail_call_opt_p): Update.
14857 * builtins.c (expand_builtin_return_addr): Update.
14858 (expand_builtin_setjmp_setup): Update.
14859 (expand_builtin_nonlocal_goto): Update.
14860 * final.c (final_start_function): Update.
14861 (profile_function): Update.
14862 (leaf_function_p): Update.
14863 (only_leaf_regs_used): Update.
14864 * df-scan.c (df_get_exit_block_use_set): Update.
14865 * dojump.c (clear_pending_stack_adjust): Update.
14866 * tree-stdarg.c (gate_optimize_stdarg): Update.
14867 * gimple-low.c (lower_function_body): Update.
14868 * global.c (compute_regsets): Update.
14869 (global_alloc): Update.
14870 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14871 * expr.c (expand_assignment): Update.
14872 * dse.c (dse_step0): Update.
14873 (dse_step1): Update.
14874 * c-decl.c (store_parm_decls): Update.
14875 * local-alloc.c (combine_regs): Update.
14876 (find_free_reg): Update.
14877 * function.c (assign_parms_augmented_arg_list): Update.
14878 (assign_parm_find_data_types): Update.
14879 (assign_parms): Update.
14880 (allocate_struct_function): Update.
14881 (expand_function_start): Update.
14882 (expand_function_end): Update.
14883 (get_arg_pointer_save_area): Update.
14884 (thread_prologue_and_epilogue_insns): Update.
14885 (rest_of_match_asm_constraints): Update.
14886 * stor-layout.c (variable_size): Update.
14887 * gcse.c (gcse_main): Update.
14888 (bypass_jumps): Update.
14889 * gimplify.c (gimplify_function_tree): Update.
14890 * calls.c (emit_call_1): Update.
14891 (expand_call): Update.
14892 * bt-load.c (compute_defs_uses_and_gen): Update.
14893 * except.c (sjlj_assign_call_site_values): Update.
14894 (sjlj_emit_function_enter): Update.
14895 (can_throw_external): Update.
14896 (set_nothrow_function_flags): Update.
14897 (expand_builtin_unwind_init): Update.
14898 (expand_eh_return): Update.
14899 (convert_to_eh_region_ranges): Update.
14900 (output_function_exception_table): Update.
14901 * emit-rtl.c (gen_tmp_stack_mem): Update.
14902 * cfgexpand.c (expand_used_vars): Update.
14903 (tree_expand_cfg): Update.
14904 * cfgcleanup.c (rest_of_handle_jump): Update.
14905 * explow.c (allocate_dynamic_stack_space): Update.
14906 * varasm.c (assemble_start_function): Update.
14907 (force_const_mem): Update.
14908 (mark_constant_pool): Update.
14909 * tree-optimize.c (tree_rest_of_compilation): Update.
14910 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14911 * tree-cfg.c (notice_special_calls): Update.
14912 (is_ctrl_altering_stmt): Update.
14913 (tree_can_make_abnormal_goto): Update.
14914 (tree_purge_dead_abnormal_call_edges): Update.
14915 * config/alpha/predicates.md: Update.
14916 * config/alpha/alpha.c (alpha_sa_mask): Update.
14917 (alpha_sa_size): Update.
14918 (alpha_does_function_need_gp): Update.
14919 (alpha_expand_prologue): Update.
14920 (alpha_start_function): Update.
14921 (alpha_output_function_end_prologue): Update.
14922 (alpha_expand_epilogue): Update.
14923 * config/frv/frv.c (frv_stack_info): Update.
14924 (frv_expand_epilogue): Update.
14925 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14926 (s390_register_info): Update.
14927 (s390_frame_info): Update.
14928 (s390_init_frame_layout): Update.
14929 (s390_can_eliminate): Update.
14930 (save_gprs): Update.
14931 * config/spu/spu.c (spu_split_immediate): Update.
14932 (need_to_save_reg): Update.
14933 (spu_expand_prologue): Update.
14934 (spu_expand_epilogue): Update.
14935 * config/sparc/sparc.md: Update.
14936 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14937 (sparc_tls_got): Update.
14938 (legitimize_pic_address): Update.
14939 (sparc_emit_call_insn): Update.
14940 (sparc_expand_prologue): Update.
14941 (output_return): Update.
14942 (print_operand): Update.
14943 (sparc_function_ok_for_sibcall): Update.
14944 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14945 * config/m32r/m32r.md: Update.
14946 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14947 (m32r_compute_frame_size): Update.
14948 (m32r_expand_prologue): Update.
14949 (m32r_expand_epilogue): Update.
14950 (m32r_legitimize_pic_address): Update.
14951 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14952 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14953 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14954 (gen_push): Update.
14955 (ix86_save_reg): Update.
14956 (ix86_compute_frame_layout): Update.
14957 (ix86_expand_prologue): Update.
14958 (ix86_expand_epilogue): Update.
14959 * config/sh/sh.c (output_stack_adjust): Update.
14960 (calc_live_regs): Update.
14961 (sh5_schedule_saves): Update.
14962 (sh_expand_prologue): Update.
14963 (sh_expand_epilogue): Update.
14964 (sh_setup_incoming_varargs): Update.
14965 (sh_allocate_initial_value): Update.
14966 (sh_get_pr_initial_val): Update.
14967 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14968 * config/sh/sh.md (label:): Update.
14969 * config/avr/avr.c (out_movhi_mr_r): Update.
14970 * config/crx/crx.h (enum): Update.
14971 * config/xtensa/xtensa.h (along): Update.
14972 * config/stormy16/stormy16.c Update.
14973 (xstormy16_compute_stack_layout): Update.
14974 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14975 (fr30_expand_prologue): Update.
14976 * config/cris/cris.c (cris_conditional_register_usage): Update.
14977 (cris_reg_saved_in_regsave_area): Update.
14978 (cris_initial_frame_pointer_offset): Update.
14979 (cris_simple_epilogue): Update.
14980 (cris_expand_prologue): Update.
14981 (cris_expand_epilogue): Update.
14982 (cris_expand_pic_call_address): Update.
14983 (cris_asm_output_symbol_ref): Update.
14984 (cris_asm_output_label_ref): Update.
14985 * config/cris/cris.md Update.
14986 * config/iq2000/iq2000.c (compute_frame_size): Update.
14987 (iq2000_expand_epilogue): Update.
14988 * config/mt/mt.h (save_direction): Update.
14989 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14990 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14991 (ia64_secondary_reload_class): Update.
14992 * config/m68k/m68k.c (m68k_save_reg): Update.
14993 (m68k_expand_prologue): Update.
14994 (m68k_expand_epilogue): Update.
14995 (legitimize_pic_address): Update.
14996 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14997 (first_reg_to_save): Update.
14998 (first_altivec_reg_to_save): Update.
14999 (compute_vrsave_mask): Update.
15000 (compute_save_world_info): Update.
15001 (rs6000_stack_info): Update.
15002 (spe_func_has_64bit_regs_p): Update.
15003 (rs6000_ra_ever_killed): Update.
15004 (rs6000_emit_eh_reg_restore): Update.
15005 (rs6000_emit_allocate_stack): Update.
15006 (rs6000_emit_prologue): Update.
15007 (rs6000_emit_epilogue): Update.
15008 (rs6000_output_function_epilogue): Update.
15009 (output_profile_hook): Update.
15010 (rs6000_elf_declare_function_name): Update.
15011 * config/rs6000/rs6000.h (rs6000_args): Update.
15012 * config/rs6000/rs6000.md: Update.
15013 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15014 * config/arc/arc.c (arc_output_function_epilogue): Update.
15015 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15016 * config/darwin.c (machopic_function_base_name): Update.
15017 * config/score/score3.c (score3_compute_frame_size): Update.
15020 (score3_epilogue): Update.
15021 * config/score/score7.c (score7_compute_frame_size): Update.
15022 (score7_prologue): Update.
15023 (score7_epilogue): Update.
15024 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15025 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15026 * config/arm/arm.c (use_return_insn): Update.
15027 (require_pic_register): Update.
15028 (arm_load_pic_register): Update.
15029 (arm_compute_save_reg0_reg12_mask): Update.
15030 (arm_compute_save_reg_mask): Update.
15031 (thumb1_compute_save_reg_mask): Update.
15032 (output_return_instruction): Update.
15033 (arm_output_function_prologue): Update.
15034 (arm_output_epilogue): Update.
15035 (arm_get_frame_offsets): Update.
15036 (arm_expand_prologue): Update.
15037 (thumb_pushpop): Update.
15038 (thumb_exit): Update.
15039 (thumb1_expand_prologue): Update.
15040 (thumb1_expand_epilogue): Update.
15041 (arm_unwind_emit): Update.
15042 (arm_output_fn_unwind): Update.
15043 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15044 * config/arm/arm.md: Update.
15045 * config/pa/pa.md: Update.
15046 * config/pa/pa.c (legitimize_pic_address): Update.
15047 (compute_frame_size): Update.
15048 (hppa_expand_prologue): Update.
15049 (hppa_expand_epilogue): Update.
15050 (borx_reg_operand): Update.
15051 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15052 (HARD_REGNO_RENAME_OK): Update.
15053 * config/mips/mips.c (mips_global_pointer): Update.
15054 (mips_save_reg_p): Update.
15055 (mips_compute_frame_info): Update.
15056 (mips_frame_pointer_required): Update.
15057 (mips_expand_prologue): Update.
15058 (mips_expand_epilogue): Update.
15059 (mips_can_use_return_insn): Update.
15060 (mips_reorg_process_insns): Update.
15061 * config/v850/v850.c (compute_register_save_size): Update.
15062 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15063 * config/mmix/mmix.c (along): Update.
15064 (mmix_expand_epilogue): Update.
15065 * config/bfin/bfin.c (legitimize_pic_address): Update.
15066 (must_save_p): Update.
15067 (stack_frame_needed_p): Update.
15068 (add_to_reg): Update.
15069 (bfin_expand_prologue): Update.
15070 * stmt.c (expand_asm_operands): Update.
15071 * reload1.c (reload): Update.
15072 (init_elim_table): Update.
15074 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15076 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15078 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15080 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15081 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15082 (mov<mode>): Removed.
15083 (*movv4sf_internal): Likewise.
15084 (*movv2df_internal): Likewise.
15086 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15088 * config.gcc (crx-*-elf): Remove deprecation.
15090 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15092 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15093 __gcc_deregister_frame with atexit.
15094 (deregister_frame_dtor): Remove.
15096 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15097 Nathan Sidwell <nathan@codesourcery.com>
15099 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15101 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15102 (rs6000_isel): Likewise.
15103 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15104 (rs6000_isel): New variable.
15105 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15107 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15110 * c-common.c (handle_vector_size_attribute): Call
15111 lang_hooks.types.reconstruct_complex_type instead of
15112 reconstruct_complex_type.
15113 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15114 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15115 * langhooks.h (struct lang_hooks_for_types): Add
15116 reconstruct_complex_type hook.
15117 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15118 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15120 2008-04-24 Richard Guenther <rguenther@suse.de>
15122 * c-common.h (check_builtin_function_arguments): Declare.
15123 * c-common.c (validate_nargs): New function.
15124 (check_builtin_function_arguments): Likewise.
15125 * c-typeck.c (build_function_call): Call
15126 check_builtin_function_arguments.
15127 * builtins.c (fold_builtin_classify): Remove error reporting code.
15128 (fold_builtin_unordered_cmp): Likewise.
15129 (fold_builtin_1): Likewise.
15130 (fold_builtin_n): Likewise.
15132 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15134 PR tree-optimization/36008
15135 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15136 the original op1, rather than delta by step.
15138 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15139 Sebastian Pop <sebastian.pop@amd.com>
15141 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15142 eliminate_local_variables_stmt, eliminate_local_variables,
15143 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15144 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15145 of code delimited by two edges in the CFG.
15146 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15147 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15148 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15149 the case of parallelisation of reductions.
15150 (expr_invariant_in_region_p): New.
15152 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15153 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15155 2008-04-24 Ira Rosen <irar@il.ibm.com>
15156 Richard Guenther <rguenther@suse.de>
15158 PR tree-optimization/36034
15159 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15160 incapable of dealing with loads with gaps.
15162 2008-04-24 Rafael Espíndola <espindola@google.com>
15164 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15165 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15166 vrp_evaluate_conditional.
15167 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15168 (vrp_evaluate_conditional): Split the cond argument.
15169 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15170 (simplify_stmt_for_jump_threading): Update call to
15171 vrp_evaluate_conditional.
15173 2008-04-24 Ira Rosen <irar@il.ibm.com>
15175 PR tree-optimization/35982
15176 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15177 interleaved data-refs are of the same type.
15179 2008-04-24 Danny Smith <dannysmith@users.net>
15181 * c-format.c (check_format_info_main): Use strncmp rather than a
15182 magic prefix to handle multichar length specs.
15183 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15184 Don't prefix "I64" and "I32" with '\0'.
15186 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15189 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15190 in registers for -m32 only if stdarg_p (fntype).
15192 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15194 PR rtl-optimization/36006
15195 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15196 temp to op0 in order to avoid invalid rtx sharing.
15198 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15200 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15201 check TREE_INVARIANT.
15202 * tree-gimple.c (is_gimple_address): New.
15203 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15204 * tree-gimple.h (is_gimple_address): New.
15205 * tree.h (decl_address_invariant_p): New.
15206 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15207 (build_string): Likewise.
15208 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15209 (tree_invariant_p_1): Likewise.
15210 (save_expr): Use it.
15211 (tree_invariant_p): New.
15212 (skip_simple_arithmetic): Use it.
15213 (stabilize_reference_1): Use it.
15214 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15216 (build1_stat): Drop code to compute TREE_INVARIANT.
15217 (build2_stat): Drop code to compute TREE_INVARIANT.
15218 (build3_stat): Drop code to compute TREE_INVARIANT.
15219 (build4_stat): Drop code to compute TREE_INVARIANT.
15220 (build5_stat): Drop code to compute TREE_INVARIANT.
15221 (build7_stat): Drop code to compute TREE_INVARIANT.
15222 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15223 * tree.h (struct tree_base): Remove invariant_flag.
15224 (TREE_INVARIANT): Remove.
15225 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15226 (fold_builtin_expect): Check TREE_CONSTANT.
15227 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15228 * c-tree.h (c_expr_to_decl): Drop third parameter.
15229 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15230 (build_c_cast): Don't set TREE_INVARIANT.
15231 (pop_init_level): Don't set TREE_INVARIANT.
15232 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15233 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15235 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15236 (gimplify_addr_expr): Adjust comment.
15237 * tree-mudflap.c (mf_build_string):
15238 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15239 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15240 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15241 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15242 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15243 * langhooks.h (struct lang_hooks): Drop third parameter from
15246 2008-04-23 Richard Guenther <rguenther@suse.de>
15248 PR tree-optimization/27799
15249 PR tree-optimization/32921
15250 PR tree-optimization/32624
15251 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15252 SMTs aliases and the tag itself into the solution.
15253 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15254 merge the points-to solution back into the SMT aliases.
15255 (may_alias_p): Use alias_set_subset_of instead of
15256 aliases_conflict_p. A pointer which points to
15257 memory with alias set zero may access any variable.
15259 2008-04-23 Richard Guenther <rguenther@suse.de>
15261 * alias.c (alias_set_subset_of): Correctly handle asking
15262 if zero is a subset of an alias set with zero child.
15263 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15264 (compute_flow_insensitive_aliasing): Correctly walk all
15265 pointers. Do not unnecessarily union sets.
15267 2008-04-23 Richard Guenther <rguenther@suse.de>
15269 PR middle-end/36021
15270 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15272 2008-04-22 Tomas Bily <tbily@suse.cz>
15274 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15276 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15278 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15279 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15280 * tree-inline.c (estimate_num_insns_1): Likewise.
15281 * varasm.c (const_hash_1, compare_constant, copy_constant)
15282 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15283 * emit-rtl.c (component_ref_for_mem_expr)
15284 (set_mem_attributes_minus_bitpos): Likewise.
15285 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15286 (is_aligning_offset): Likewise.
15287 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15288 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15289 * dojump.c (do_jump): Likewise.
15290 * builtins.c (get_pointer_alignment, get_memory_rtx)
15291 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15292 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15294 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15296 PR rtl-optimization/36017
15297 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15298 expanding the library call.
15300 2008-04-22 Ian Lance Taylor <iant@google.com>
15302 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15303 than size_in_bytes.
15305 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15307 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15308 of LR/CTR moves for Power6.
15310 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15312 PR middle-end/36003
15313 * passes.c (init_optimization_passes): Remove
15314 pass_fast_rtl_byte_dce.
15316 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15319 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15320 builtin functions to generate faster code.
15321 (_mm_cvtpu16_ps): Ditto.
15322 (_mm_cvtpi32x2_ps): Ditto.
15324 2008-04-22 Nick Clifton <nickc@redhat.com>
15326 * common.opt (ftree-loop-distribution): Add Optimization
15329 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15330 (frv_expand_builtin_va_start): Likewise.
15332 * config/arm/arm.c (thumb_find_work_register): Fix location of
15333 argument register count.
15335 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15337 Support scheduling for ColdFire V1 and V3 microarchitecture.
15338 Improve scheduling of multiplication instructions.
15340 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15341 (mac): New instruction attribute.
15342 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15343 (m68k_sched_mac): New variable.
15344 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15345 Handle cfv1 and cfv3.
15346 (max_insn_size): New static variable.
15347 (struct _sched_ib): New type.
15348 (sched_ib): New static variable.
15349 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15350 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15351 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15353 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15354 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15355 new variables. Update.
15356 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15357 Add modeling of cfv3 instruction buffer. Update.
15358 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15359 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15360 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15361 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15362 a particular reservation applies to.
15363 (type2): Reorganize attribute values. Rename alu to alu_reg,
15364 alu_l to alu, move_l to omove. Join move to alu. Split mul
15365 to mul_l and mul_w.
15366 (cf_ib_*): Simplify description of instruction buffer.
15367 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15368 (cf_mem): Split into cf_mem1 and cf_mem2.
15369 (cf_v2_move_??): Rename to cfv12_alu_??.
15370 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15371 (cf_v2_mul_??): Remove reservations.
15372 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15373 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15374 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15376 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15377 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15378 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15379 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15380 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15381 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15382 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15383 expansions of the above reservations for instructions of sizes
15386 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15388 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15390 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15392 * coverage.c: Include tree-pass.h.
15393 (coverage_counter_alloc): Print da_file_name to the dump file.
15395 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15397 * sbitmap.c (sbitmap_range_empty_p): New function.
15398 * sbitmap.h (sbitmap_range_empty_p): New function.
15399 * bitmap.h: Now includes obstack.h.
15401 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15402 Kenneth Zadeck <zadeck@naturalbridge.com>
15404 * dbgcnt.def (ra_byte_scan): Added.
15405 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15406 when the last hit happens for a counter.
15407 * timevar.def (TV_DF_BYTE_LR): New variable.
15408 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15409 * passes.c (pass_fast_rtl_byte_dce): New pass.
15410 * fwprop.c (update_df): Added mode to call df_ref_create.
15411 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15412 DF_REF_EXTRACT_OFFSET.
15413 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15414 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15416 (df_ref_extract): Added mode field.
15417 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15418 DF_REF_EXTRACT_OFFSET.
15419 (DF_REF_EXTRACT_MODE): New macro.
15420 (df_byte_lr_bb_info): New structure.
15421 (df_print_byte_regset, df_compute_accessed_bytes,
15422 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15423 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15424 df_byte_lr_simulate_uses,
15425 df_byte_lr_simulate_artificial_refs_at_top,
15426 df_byte_lr_simulate_artificial_refs_at_end,
15427 df_compute_accessed_bytes): New function.
15428 (df_ref_create): Add parameter.
15429 (df_byte_lr_get_bb_info): New inline function.
15430 * df-scan.c (df_ref_record, df_uses_record,
15431 df_ref_create_structure): Added mode parameter.
15432 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15433 df_defs_record, df_uses_record, df_get_conditional_uses,
15434 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15435 df_entry_block_defs_collect, df_exit_block_uses_collect):
15436 Added mode parameter to calls to df_ref_record, df_uses_record,
15437 df_ref_create_structure.
15438 (df_ref_equal_p, df_ref_compare): Added test for modes.
15439 (df_ref_create_structure): Added code to set mode. Renamed
15440 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15441 DF_REF_EXTRACT_OFFSET.
15442 * df-core.c (df_print_byte_regset): New function.
15443 * df-byte-scan.c: New file.
15444 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15445 calls to BITMAP_FREE.
15446 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15447 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15448 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15449 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15450 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15451 df_byte_lr_local_compute, df_byte_lr_init,
15452 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15453 df_byte_lr_transfer_function, df_byte_lr_free,
15454 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15455 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15456 df_byte_lr_simulate_uses,
15457 df_byte_lr_simulate_artificial_refs_at_top,
15458 df_byte_lr_simulate_artificial_refs_at_end): New function.
15459 * dce.c (byte_dce_process_block): New function.
15460 (dce_process_block): au is now passed in rather than computed
15461 locally. Changed loops that look at artificial defs to not look
15462 for conditional or partial ones, because there never are any.
15463 (fast_dce): Now is able to drive byte_dce_process_block or
15464 dce_process_block depending on the kind of dce being done.
15465 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15466 (rest_of_handle_fast_byte_dce): New function.
15467 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15468 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15470 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15473 * gcc.h: Added fortran options that take arguments to
15474 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15477 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15479 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15480 scalarization if on the LHS and not a full access.
15482 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15484 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15486 2008-04-18 Rafael Espíndola <espindola@google.com>
15488 * tree-vrp.c (find_case_label_index): Fix the binary search.
15489 (find_case_label_range): New.
15490 (vrp_visit_switch_stmt): Use find_case_label_range.
15491 (simplify_switch_using_ranges): Use find_case_label_range.
15493 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15495 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15496 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15498 2008-04-18 Tom Tromey <tromey@redhat.com>
15501 * doc/cpp.texi (Implementation-defined behavior): Mention
15504 2008-04-18 Ian Lance Taylor <iant@google.com>
15506 * fold-const.c (pointer_may_wrap_p): New static function.
15507 (fold_comparison): Add another test for pointer overflow. Use
15508 pointer_may_wrap_p to disable some false positives.
15510 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15512 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15513 (fname_as_string): Match updated cpp_interpret_string prototype.
15514 (fix_string_type): Support char16_t* and char32_t*.
15515 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15516 derivative) nodes. Register as builtin if C++0x.
15517 (c_parse_error): Support CPP_CHAR{16,32}.
15518 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15519 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15520 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15521 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15522 CTI_CHAR32_ARRAY_TYPE>: New elements.
15523 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15524 char32_type_node, signed_char32_type_node, char16_array_type_node,
15525 char32_array_type_node): New defines.
15526 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15527 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15528 (lex_string): Support CPP_STRING{16,32}, match updated
15529 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15530 (lex_charconst): Support CPP_CHAR{16,32}.
15531 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15532 and CPP_STRING{16,32}.
15534 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15537 * aclocal.m4: Regenerate.
15538 * configure: Regenerate.
15540 2008-04-18 Jan Hubicka <jh@suse.cz>
15542 * except.c (dw2_size_of_call_site_table,
15543 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15545 * cgraphbuild.c (build_cgraph_edges): Update.
15546 * tree-pass.h: Update comment.
15547 * final.c (leaf_function_p): Update.
15548 (leaf_renumber_regs): Update.
15549 (rest_of_clean_state): Update.
15550 * omp-low.c (expand_omp_parallel): Update.
15551 * ipa-reference.c (analyze_function): Update.
15552 * reorg.c (find_end_label): Update.
15553 (optimize_skip): Update.
15554 (fill_simple_delay_slots): Update.
15555 (fill_simple_delay_slots): Update.
15556 (make_return_insns): Update.
15557 (dbr_schedule): Update.
15558 * gimple-low.c (record_vars_into): Update.
15559 * cfgbuild.c (make_edges): Update.
15560 * function.c (assign_stack_local): Update.
15561 (assign_parm_adjust_stack_rtl): Update.
15562 (locate_and_pad_parm): Update.
15563 (allocate_struct_function): Do not initialize stack_alignment_needed
15564 and preferred_stack_boundary here.
15565 (stack_protect_prologue): Update.
15566 (stack_protect_epilogue): Update.
15567 (expand_function_start): Initialize stack_alignment_needed,
15568 preferred_stack_boundary and max_jumptable_ents.
15569 (expand_function_end): Update.
15570 (free_after_compilation): Do not NULLify epilogue_delay_list.
15571 * function.h (struct rtl_data): Add stack_protect_guard,
15572 stack_alignment_needed,
15573 preferred_stack_boundary, epilogue_delay_list.
15574 (struct function): Remove value_histograms, stack_alignment_needed,
15575 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15577 unexpanded_var_list, stack_protect_guard.
15578 (current_function_epilogue_delay_list): Remove.
15579 * ipa-type-escape.c (analyze_function): Update.
15580 * gimplify.c (pop_gimplify_context): Update comment.
15581 * calls.c (expand_call): Update.
15582 (emit_library_call_value_1): Update.
15583 * except.c (set_nothrow_function_flags): Update.
15584 * cfgexpand.c (get_decl_align_unit): Update.
15585 (create_stack_guard): Update.
15586 (estimated_stack_frame_size): Update.
15587 (expand_used_vars): Update.
15588 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15589 * explow.c (allocate_dynamic_stack_space): Update.
15590 * tree-ssa-live.c (remove_unused_locals): Update.
15591 * varasm.c (mark_constant_pool): Update.
15592 * tree-inline.c (remap_decls): Update.
15593 (initialize_cfun): Update.
15594 (declare_return_variable): Update.
15595 (inline_forbidden_p): Update.
15596 (expand_call_inline): Update.
15597 (declare_inline_vars): Update.
15598 (tree_function_versioning): Update.
15599 * tree-flow.h (value_histograms): New.
15600 (VALUE_HISTOGRAMS): New macro.
15601 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15603 * tree-cfg.c (set_bb_for_stmt): Update.
15604 (replace_by_duplicate_decl): Update.
15605 (move_block_to_fn): Update.
15606 (new_label_mapper): Update.
15607 (dump_function_to_file): Update.
15608 * ipa-struct-reorg.c (build_data_structure): Update.
15609 * cfgrtl.c (print_rtl_with_bb): Update.
15610 * reload1.c (reload): Update.
15612 * config/i386/i386.c (setup_incoming_varargs_64,
15613 ix86_compute_frame_layout): Update.
15614 * config/arc/arc.c (arc_output_function_epilogue): Update.
15616 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15618 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15619 for FreeBSD as well.
15620 * gthr-posix95.h: Likewise.
15622 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15624 PR rtl-optimization/35838
15625 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15626 out the byte offset of the first subreg.
15628 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15630 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15631 to split_ti instead of three separate calls with single member arrays.
15632 (subti3 splitter): Ditto.
15633 (adddi3 splitter): Ditto with split_di.
15634 (subdi3 splitter): Ditto.
15635 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15636 two separate calls with single member arrays. Swap match_dup
15637 operands 1 and 2 to better fit into the array.
15638 (negdi2 splitter): Ditto with split_di.
15639 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15640 two separate calls with single member arrays. Swap match_dup operands
15641 6 and 7 to better fit into the array.
15643 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15645 * config/i386/i386.c (sse_builtin_type): New.
15646 (bdesc_sse_args): Likewise.
15647 (bdesc_sse_3arg): Removed.
15648 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15649 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15650 IX86_BUILTIN_ROUNDPS.
15651 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15652 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15653 IX86_BUILTIN_ROUNDPS.
15654 (ix86_expand_sse_4_operands_builtin): Removed.
15655 (ix86_expand_sse_operands_builtin): New.
15656 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15657 and CODE_FOR_sse4_1_roundps.
15658 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15659 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15661 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15664 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15665 regs before frame pop when needed. If use_backchain_to_restore_sp
15666 then load backchain into a temp reg to restore vr and vrsave. Add
15667 code to restore vr after frame pop if possible.
15669 2008-04-17 Richard Guenther <rguenther@suse.de>
15671 * tree-vn.c (expressions_equal_p): Do not check type
15672 equality or compatibility before calling operand_equal_p.
15673 * fold-const.c (operand_equal_p): Check equivalence of
15674 integer constants before bailing out due to signedness or
15675 precision differences.
15676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15677 spurious differences in type qualification. Ignore types
15678 for COMPONENT_REFs at all.
15680 2008-04-17 Christian Bruel <christian.bruel@st.com>
15682 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15683 msw_skip comparison.
15685 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15688 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15691 PR tree-optimization/35899
15692 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15693 rather than TREE_OPERAND.
15695 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15698 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15699 temporary registers. Change operand predicate to general_operand.
15700 (remainderxf3): Ditto.
15702 2008-04-16 Richard Guenther <rguenther@suse.de>
15704 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15705 * tree-affine.c (aff_combination_expand): Look through some
15708 2008-04-15 Doug Kwan <dougkwan@google.com>
15710 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15712 * tree-pretty-print.c (dump_generic_node): Ditto.
15713 * final.c (output_addr_const): Ditto.
15714 * dwarf2out.c (output_cfi): Ditto.
15715 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15716 * print-rtl.c (print_rtx): Ditto.
15717 * print-tree.c (print_node_brief, print_node): Ditto.
15718 * c-common.c (match_case_to_enum_1): Ditto.
15719 * sched-vis.c (print_value): Ditto.
15720 * config/i386/i386.c (print_operand): Cast to long unsigned int
15723 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15724 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15725 MS Windows VirtualProtect function.
15727 2008-04-15 Jan Hubicka <jh@suse.cz>
15729 * gengtype.c (write_root): Param_is argument is OK.
15730 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15731 * function.h: Include varray.h
15732 (rtl_eh): New stucture based on except.c one.
15733 (call_site_record): New forward declaration and vector type.
15734 * calls.c (emit_call_1): Do not call
15735 note_current_region_may_contain_throw.
15736 * except.c (eh_status): Remove cur_region, try_region since they are
15738 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15739 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15740 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15741 Remove call_site_data_used, call_site_data_size.
15742 Turn call_site_record into vector in function.h.
15743 (note_current_region_may_contain_throw): Remove.
15744 (get_exception_pointer, get_exception_filter): Do not take struct
15745 function argument; update.
15746 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15747 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15748 build_post_landing_pads, dw2_build_landing_pads,
15749 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15750 sjlj_emit_function_enter, sjlj_emit_function_enter,
15751 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15752 sjlj_build_landing_pads, finish_eh_generation,
15753 remove_exception_handler_label, remove_eh_handler,
15754 maybe_remove_eh_handler, add_reachable_handler,
15755 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15756 add_action_record, collect_one_action_chain, add_call_site,
15757 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15758 sjlj_output_call_site_table, output_function_exception_table,
15759 * except.h (note_current_region_may_contain_throw): Remove
15760 (get_exception_pointer, get_exception_filter): Do not take struct
15762 * Makefile.in (GTFILES): Put varargs before struct function.
15764 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15766 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15767 punt for STRING_CST.
15768 (get_constraint_for): Deal with STRING_CST here instead.
15770 2008-04-15 Richard Guenther <rguenther@suse.de>
15772 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15773 statements in a basic-block with a backward walk. Do not
15774 substitute into dead statements but instead remove those.
15776 2008-04-15 Richard Guenther <rguenther@suse.de>
15778 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15779 to zero, thus disable creation of SFTs.
15781 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15783 * tree-predcom.c (suitable_reference_p): Return false if the
15784 reference can throw.
15786 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15789 * c-decl.c (finish_decl): If extern or static var has variable
15790 size, set TREE_TYPE (decl) to error_mark_node.
15792 2008-04-15 Rafael Espíndola <espindola@google.com>
15794 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15797 2008-04-15 Richard Guenther <rguenther@suse.de>
15799 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15800 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15801 (visit_reference_op_load): Do walk vuse-vdef chains on
15802 vn_reference_lookup.
15803 (visit_reference_op_store): But do not here.
15804 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15805 vn_reference_lookup.
15806 (vn_lookup_with_vuses): But do so here.
15808 2008-04-14 Ian Lance Taylor <iant@google.com>
15810 * fold-const.c (fold_overflow_warning): Remove assertion.
15812 2008-04-15 Ben Elliston <bje@au.ibm.com>
15814 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15815 temp1 local variables.
15817 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15820 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15821 ".text.unlikely" section as executable.
15823 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15825 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15826 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15827 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15828 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15829 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15830 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15831 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15833 2008-04-14 Ian Lance Taylor <iant@google.com>
15835 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15836 * fold-const.c (fold_comparison): If appropriate, test
15837 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15838 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15839 reassociating a pointer type.
15840 * doc/invoke.texi (Optimize Options): Document that
15841 -fstrict-overflow applies to pointer wraparound.
15843 2008-04-13 Jan Hubicka <jh@suse.cz>
15845 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15847 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15849 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15850 we are going to "save the world".
15852 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15854 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15855 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15856 operand 0 constraint, not "=".
15858 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15860 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15862 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15864 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15865 of size of positions_needed * CHAR_BIT.
15867 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15869 PR middle-end/35897
15870 * dse.c (store_info): Change positions_needed to unsigned
15872 (lowpart_bitmask): New.
15873 (record_store): Cast to unsigned HOST_WIDE_INT for
15874 positions_needed. Assert width <= size of positions_needed *
15875 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15876 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15877 lowpart_bitmask to set mask.
15879 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15881 * config/bfin/constraints.md: New file.
15882 * config/bfin/bfin.md: Include it.
15883 (adddi3): Use satisfies_constraint functions instead of the old macros.
15884 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15885 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15886 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15887 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15888 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15889 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15890 EXTRA_CONSTRAINT): Delete.
15891 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15892 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15894 * config/bfin/bfin.c: Include "tm-constrs.h".
15895 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15896 Use satisfies_constraint functions instead of the old macros.
15897 * doc/md.texi (Blackfin Constraints): Update file name reference.
15899 2008-04-11 Richard Guenther <rguenther@suse.de>
15901 PR tree-optimization/35869
15902 * tree-vrp.c (execute_vrp): Move switch statement update after
15903 jump threading. Schedule another cfg cleanup run.
15905 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15908 * attribs.c (decl_attributes): Return early on errorneous node.
15910 2008-04-10 Oleg Ryjkov <olegr@google.com>
15912 * tree.h (struct tree_base): Added a new flag default_def_flag.
15913 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15915 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15917 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15919 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15922 * pa.md: Define mode iterator P. Define mode attribute dwc.
15923 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15924 (icacheflush): Likewise.
15925 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15926 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15928 2008-04-11 Ben Elliston <bje@au.ibm.com>
15930 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15932 2008-04-10 Rafael Espíndola <espindola@google.com>
15934 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15935 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15936 (extract_range_from_expr): The same.
15938 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15940 * config/mips/mips.md (GPR2): New mode iterator.
15941 (seq): Add comment.
15942 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15943 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15944 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15945 Rewrite these to take two modes, the mode of comparison and the
15946 mode of the destination.
15947 * config/mips/mips.c (mips_expand_scc): Instead of having
15948 paradoxical subreg as destination, expand "narrowing" scc if mode
15949 of comparison is SI and target is requested in DI mode.
15950 (mips_emit_int_order_test): Update comment. Make mode of
15951 comparison match CMP0 rather than TARGET. When creating inverse
15952 target use mode of TARGET.
15954 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15956 * gcov-dump.c (tag_summary): Only print summaries for the first
15957 GCOV_COUNTERS_SUMMABLE counters.
15959 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15961 * config/i386/i386.md (absneg): New code iterator.
15962 (absnegprefix): New code attribute.
15963 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15964 patterns using absneg code iterator.
15965 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15966 using absneg code iterator.
15967 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15968 *neg<mode>2 patterns using absneg code iterator.
15969 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15970 *negextendsfdf2 patterns using absneg code iterator.
15971 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15972 *negextendsfxf2 patterns using absneg code iterator.
15973 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15974 *negextendsfdf2 patterns using absneg code iterator.
15975 * config/i386/sse.md (<code><mode>2): Macroize expander from
15976 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15978 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15980 * config/s390/s390.h: Remove the remains of the recent search
15981 & replace action of current_function_outgoing_args_size.
15983 2008-04-10 Ira Rosen <irar@il.ibm.com>
15985 PR tree-optimization/35821
15986 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15987 NEW_STMT_LIST is not NULL.
15989 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15992 * toplev.c (process_options): Remove -ffunction-sections debugging
15995 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15997 PR middle-end/PR28690
15998 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15999 than gen_rtx_fmt_ee to perform more canonicalizations.
16001 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16004 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16006 2008-04-09 Richard Guenther <rguenther@suse.de>
16008 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16009 (dump_function_to_file): Dump function arguments with types.
16011 2008-04-08 Richard Guenther <rguenther@suse.de>
16013 * fold-const.c (fold_widened_comparison): Do not allow
16014 sign-changes that change the result.
16016 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16019 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16020 kinds of indirect references.
16022 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16024 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16025 GNU Fortran language string.
16027 2008-04-08 Rafael Espíndola <espindola@google.com>
16029 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16030 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16031 * tree.h (tree_call_nonnegative_warnv_p): New.
16033 2008-04-08 Jan Hubicka <jh@suse.cz>
16035 * function.c (free_after_compilation): Clear out regno_reg_rtx
16038 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16041 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16043 PR middle-end/PR28690
16044 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16045 same precedence as REG_POINTER and MEM_POINTER operands.
16047 2008-04-08 Richard Guenther <rguenther@suse.de>
16049 PR middle-end/35834
16050 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16051 for adding index to base.
16053 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16055 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16056 (MINGW_ENABLE_EXECUTE_STACK): New.
16057 (IN_LIBGCC2): For libgcc include windows.h file for
16058 function declarations.
16060 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16062 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16063 and tem2 if tem1 is not a REG or MULT.
16065 2008-04-08 Jan Hubicka <jh@suse.cz>
16067 * function.h (incomming_args): Break out of struct function.
16068 (function_subsections): Break out of struct function.
16069 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16070 return_rtx and hard_reg_initial_vals from struct function.
16071 Kill inl_max_label_num.
16072 (current_function_pops_args, current_function_args_info,
16073 current_function_args_size, current_function_args_size,
16074 current_function_pretend_args_size,
16075 current_function_outgoing_args_size,
16076 current_function_internal_arg_pointer, current_function_return_rtx):
16077 Kill compatibility accestor macros.
16078 * builtins.c (expand_builtin_apply_args_1): Update.
16079 (expand_builtin_next_arg): Update.
16080 * df-scan.c (df_get_call_refs): Update.
16081 * dbxout.c (dbxout_function_end): Update.
16082 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16083 (output_line_info): Update.
16084 (secname_for_decl): Update.
16085 (dwarf2out_var_location): Update.
16086 * function.c (free_after_compilation): Update.
16087 (assign_parm_find_stack_rtl): Update.
16088 (assign_parms): Update.
16089 (expand_dummy_function_end): Update.
16090 (expand_function_end): Update.
16091 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16092 (expand_call): Update.
16093 (emit_library_call_value_1): Update.
16094 (store_one_arg): Update.
16095 * varasm.c (initialize_cold_section_name): Update.
16096 (unlikely_text_section): Update.
16097 (unlikely_text_section_p): Update.
16098 (assemble_start_function): Update.
16099 (assemble_end_function): Update.
16100 (default_section_type_flags): Update.
16101 (switch_to_section): Update.
16102 * integrate.c (set_decl_abstract_flags): Update.
16103 (get_hard_reg_initial_val): Update.
16104 (has_hard_reg_initial_val): Update.
16105 (allocate_initial_values): Update.
16106 * resource.c (init_resource_info): Update.
16107 * config/alpha/alpha.c (NUM_ARGS): Update.
16108 (direct_return): Update.
16109 (alpha_va_start): Update.
16110 (alpha_sa_size): Update.
16111 (alpha_initial_elimination_offset): Update.
16112 (alpha_expand_prologue): Update.
16113 (alpha_start_function): Update.
16114 (alpha_expand_epilogue): Update.
16115 (unicosmk_initial_elimination_offset):
16116 * config/alpha/alpha.md (call expander): Update.
16117 * config/s390/s390.c (s390_register_info): Update.
16118 (s390_register_info): Update.
16119 (s390_frame_info): Update.
16120 (s390_initial_elimination_offset): Update.
16121 (s390_build_builtin_va_list): Update.
16122 (s390_va_start): Update.
16123 * config/spu/spu.c (direct_return): Update.
16124 (spu_expand_prologue): Update.
16125 (spu_initial_elimination_offset): Update.
16126 (spu_build_builtin_va_list): Update.
16127 (spu_va_start): Update.
16128 * config/sparc/sparc.c (sparc_init_modes): Update.
16129 (sparc_compute_frame_size): Update.
16130 (function_value): Update.
16131 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16132 * config/i386/i386.md (return expander): Update.
16133 * config/i386/i386.c (ix86_va_start): Update.
16134 (ix86_can_use_return_insn_p): Update.
16135 (ix86_compute_frame_layout): Update.
16136 (ix86_expand_epilogue): Update.
16137 * config/sh/sh.c (output_stack_adjust): Update.
16138 (calc_live_regs): Update.
16139 (sh_expand_prologue): Update.
16140 (sh_builtin_saveregs): Update.
16141 (sh_va_start): Update.
16142 (initial_elimination_offset): Update.
16143 (sh_allocate_initial_value): Update.
16144 (sh_function_ok_for_sibcall): Update.
16145 (sh_get_pr_initial_val): Update.
16146 * config/sh/sh.md (return expander): Update.
16147 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16148 * config/crx/crx.c (crx_compute_frame): UPdate.
16149 (crx_initial_elimination_offset): UPdate.
16150 * config/xtensa/xtensa.c (compute_frame_size): Update
16151 (xtensa_builtin_saveregs): Update.
16152 (xtensa_va_start): Update.
16153 (order_regs_for_local_alloc): Update.
16154 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16155 (xstormy16_expand_builtin_va_start): Update.
16156 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16157 * config/m68hc11/m68hc11.md (return expanders): Update.
16158 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16159 (expand_epilogue): Update.
16160 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16161 (cris_simple_epilogue): Update.
16162 (cris_expand_prologue): Update.
16163 (cris_expand_epilogue): Update.
16164 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16165 (compute_frame_size): Update.
16166 * config/mt/mt.c (mt_compute_frame_size): Update.
16167 * config/mn10300/mn10300.c (expand_prologue): Update.
16168 (expand_epilogue): Update.
16169 (initial_offset): Update.
16170 (mn10300_builtin_saveregs):
16171 * config/mn10300/mn10300.md (return expander): Update.
16172 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16173 (ia64_initial_elimination_offset): Update.
16174 (ia64_initial_elimination_offset): Update.
16175 (ia64_expand_prologue): Update.
16176 * config/m68k/m68k.md (return expander): Update.
16177 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16178 (rs6000_stack_info): Update.
16179 * config/mcore/mcore.c (layout_mcore_frame): Update.
16180 (mcore_expand_prolog): Update.
16181 * config/arc/arc.c (arc_compute_frame_size): Update.
16182 * config/score/score3.c (score3_compute_frame_size): Update.
16183 * config/score/score7.c (score7_compute_frame_size): Update.
16184 * config/arm/arm.c (use_return_insn): Update.
16185 (thumb_find_work_register): Update.
16186 (arm_compute_save_reg_mask): Update.
16187 (arm_output_function_prologue): Update.
16188 (arm_output_epilogue): Update.
16189 (arm_size_return_regs): Update.
16190 (arm_get_frame_offsets): Update.
16191 (arm_expand_prologue): Update.
16192 (thumb_exit): Update.
16193 (thumb_unexpanded_epilogue): Update.
16194 (thumb1_output_function_prologue): Update.
16195 * config/pa/pa.md (return expander): Update.
16196 * config/pa/pa.c (compute_frame_size): Update.
16197 (hppa_builtin_saveregs): Update.
16198 * config/mips/mips.c (mips_va_start): Update.
16199 (mips16_build_function_stub): Update.
16200 (mips_compute_frame_info): Update.
16201 (mips_restore_gp): Update.
16202 (mips_output_function_prologue): Update.
16203 (mips_expand_prologue): Update.
16204 * config/v850/v850.c (compute_frame_size): Update.
16205 (expand_prologue): * config/mmix/mmix.c (along): update.
16206 (mmix_initial_elimination_offset): update.
16207 (mmix_reorg): update.
16208 (mmix_use_simple_return): update.
16209 (mmix_expand_prologue): update.
16210 (mmix_expand_epilogue): Update.
16211 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16212 (emit_link_insn): Update.
16214 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16216 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16217 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16219 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16222 2008-04-07 Jan Hubicka <jh@suse.cz>
16224 * function.h (rtl): Rename to x_rtl.
16225 (crtl): New define.
16226 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16227 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16228 used_temp_slots avail_temp_slots, temp_slot_level,
16229 nonlocal_goto_handler_labels): Update accesstors.
16230 (rtl): New global variable.
16231 (struct function): Move some fileds to rtl_data.
16232 (get_arg_pointer_save_area): Update prototype.
16233 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16234 get_arg_pointer_save_area.
16235 * expr.c (init_expr): Update
16236 * function.c (get_frame_size): Update
16237 (assign_stack_local): Update
16238 (expand_function_end): Update.
16239 (get_art_pointer_save_area): Update
16241 * emit-rtl.c (rtl): Declare.
16242 (regno_reg_rtx): Declare.
16243 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16245 (gen_reg_rtx): Update.
16246 * varasm.c (n_deferred_constatns): Update accestor.
16247 (init_varasm_status): Do not allocate varasm_status.
16248 (force_const_mem, get_pool_size, output_constant_pool): Update.
16249 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16250 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16251 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16252 * sparc/sparc.h (INIT_EXPANDERS): Update.
16253 * ia64/ia64.h (INIT_EXPANDERS): Update.
16255 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16257 * reload.c (push_secondary_reload): Add missing break to for loop.
16259 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16261 PR middle-end/PR28690
16262 * rtlanal.c: Update copyright years.
16263 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16264 as REG_POINTER and MEM_POINTER operands.
16265 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16266 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16267 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16268 * gcse.c: Update copyright years.
16269 (pre_delete): Call gen_reg_rtx_and_attrs.
16270 (hoist_code): Likewise.
16271 (build_store_vectors): Likewise.
16272 (delete_store): Likewise.
16273 * loop-invariant.c (move_invariant_reg): Likewise.
16274 Update copyright years.
16276 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16278 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16279 control string instead of quoted.
16281 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16283 * doc/rtl.texi: Rewrite of subreg section.
16285 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16288 * config/i386/i386.c (legitimize_pic_address): Add treating
16289 of dllimport SYM_REF's.
16290 (legitimize_dllimport_symbol): Add prototype.
16292 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16294 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16295 reference in constructor with non self-referential type.
16297 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16299 Removal of Return with Depressed Stack Pointer support
16300 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16301 (ECF_SP_DEPRESSED): Likewise.
16302 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16303 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16304 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16305 (expand_call): Do not test ECF_SP_DEPRESSED.
16306 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16307 * function.c (keep_stack_depressed): Delete.
16308 (handle_epilogue_set): Likewise.
16309 (update_epilogue_consts): Likewise.
16310 (emit_equiv_load): Likewise.
16311 (thread_prologue_and_epilogue_insns): Remove support for Return with
16312 Depressed Stack Pointer.
16313 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16315 2008-04-06 Richard Guenther <rguenther@suse.de>
16317 PR tree-optimization/35400
16318 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16319 information from SSA_NAMEs.
16321 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16323 * config/avr/avr.h (avr_mega_p): Remove declaration.
16324 (AVR_MEGA): Remove macro.
16325 * config/avr/avr.c (avr_mega_p): Remove variable.
16326 (avr_override_options): Remove inicializion of avr_mega_p.
16327 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16328 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16329 (avr_jump_mode): (Ditto.).
16330 (avr_output_progmem_section_asm_op): (Ditto.).
16331 (avr_asm_init_sections): (Ditto.).
16332 (avr_asm_init_sections): (Ditto.).
16333 (avr_rtx_costs): (Ditto.).
16334 * config/avr/avr.md: (Ditto.).
16335 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16338 2008-04-06 Richard Guenther <rguenther@suse.de>
16340 PR tree-optimization/35842
16341 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16342 is_gimple_invariant_address.
16344 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16346 * gcc.c (default_compilers): Sync Fortran extensions list with
16347 that in fortran/lang-specs.h.
16348 * doc/invoke.texi: Likewise.
16349 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16350 * dwarf2out.c (gen_compile_unit_die): Likewise.
16352 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16354 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16356 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16359 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16360 attribute is used for nested functions.
16362 2008-04-05 Jan Hubicka <jh@suse.cz>
16364 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16366 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16368 (dump_files): Update.
16369 (enable_rtl_dump_file): Do not accept letter argument.
16370 * tree-pass.h (dump_file_info): Remove letter argument.
16371 * toplev.c (decode_d_option): Update -da handling.
16372 * toplev.h (enable_rtl_dump_file): Update prototype.
16373 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16374 it out based on pass type.
16375 (register_dump_files_1): Likewise.
16376 (init_optimization_passes): Update register_one_dump_file calls.
16377 (execute_one_pass): Sanity check that IPA passes are called at IPA
16378 level and RTL passes at RTL level.
16379 (execute_pass_list): IPA pass can not be after or subpass of
16381 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16382 disallov RTL subpasses of IPA subpasses.
16384 2008-04-05 Ben Elliston <bje@au.ibm.com>
16386 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16387 builtins that return exactly once and do not throw. Cache call to
16390 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16392 PR rtl-optimization/34916
16393 PR middle-end/35519
16394 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16395 between instruction pairs.
16397 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16399 * doc/invoke.texi: Document -mbitops for SH.
16400 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16401 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16402 * config/sh/sh.c (print_operand): Add %t operand code.
16403 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16404 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16405 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16406 (extendqihi2): Likewise.
16407 (movqi_i): Likewise.
16408 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16409 (extv): Use bld instruction for SH2A if possible.
16411 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16412 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16413 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16414 (bset.b, bclr.b): Define peepholes.
16415 * config/sh/sh.opt (mbitops): New option.
16417 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16420 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16421 and view convert expression.
16423 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16426 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16428 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16430 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16432 * config/i386/cpuid.h (bit_AES): New.
16433 (bit_PCLMUL): Likewise.
16435 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16436 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16437 SSE2 if AES or PCLMUL is enabled.
16438 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16439 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16440 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16441 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16442 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16443 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16444 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16445 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16446 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16447 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16448 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16449 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16450 __builtin_ia32_aeskeygenassist128 and
16451 __builtin_ia32_pclmulqdq128.
16452 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16453 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16454 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16456 * config/i386/i386.h (TARGET_AES): New.
16457 (TARGET_PCLMUL): Likewise.
16458 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16460 * config/i386/i386.md (UNSPEC_AESENC): New.
16461 (UNSPEC_AESENCLAST): Likewise.
16462 (UNSPEC_AESDEC): Likewise.
16463 (UNSPEC_AESDECLAST): Likewise.
16464 (UNSPEC_AESIMC): Likewise.
16465 (UNSPEC_AESKEYGENASSIST): Likewise.
16466 (UNSPEC_PCLMUL): Likewise.
16468 * config/i386/i386.opt (maes): New.
16469 (mpclmul): Likewise.
16471 * config/i386/sse.md (aesenc): New pattern.
16472 (aesenclast): Likewise.
16473 (aesdec): Likewise.
16474 (aesdeclast): Likewise.
16475 (aesimc): Likewise.
16476 (aeskeygenassist): Likewise.
16477 (pclmulqdq): Likewise.
16479 * config/i386/wmmintrin.h: New.
16481 * doc/extend.texi: Document AES and PCLMUL built-in function.
16483 * doc/invoke.texi: Document -maes and -mpclmul.
16485 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16487 * function.c (free_after_parsing): Replace with
16488 cxx_push_function_context from C++ front-end.
16489 (allocate_struct_function): Don't call langhook.
16490 * langhooks.h (struct lang_hooks_for_functions): Delete.
16491 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16493 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16494 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16495 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16496 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16497 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16498 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16499 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16501 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16502 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16504 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16507 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16510 2008-04-04 Richard Guenther <rguenther@suse.de>
16512 PR middle-end/35823
16513 * fold-const.c (optimize_minmax_comparison): Use the correct
16514 type for the constant in the simplified comparison.
16516 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16518 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16519 Pass L2 size as "--param l2-cache-size" to the compiler.
16520 (decode_l2_cache): New function to decode L2 cache parameters using
16521 0x8000006 extended cpuid function.
16522 (detect_caches_amd): Determine parameters of L2 cache using
16523 decode_l2_caches function.
16524 (decode_caches_intel): Decode L2 cache parameters.
16525 (detect_caches_intel): Determine L2 cache parameters using
16526 decode_caches_intel and decode_l2_caches functions.
16528 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16530 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16531 secondary input reload for subword loads from the constant pool.
16533 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16536 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16537 constants of the appropriate size for runtime calculations.
16540 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16541 decimal-float literal constant zero.
16543 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16546 * c-parser.c (c_parser_omp_atomic): Call
16547 default_function_array_conversion on the RHS.
16549 PR middle-end/35818
16550 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16551 call is_variable_sized if decl has incomplete type.
16553 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16555 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16557 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16559 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16561 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16562 (sgt<u>): Merge sgt and sgtu into new expander.
16563 (sgt, sgtu): Remove expanders.
16564 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16565 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16566 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16567 *sgtu_<mode>_mips16 into new pattern.
16568 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16569 (sge<u>): Merge sge and sgeu into new expander.
16570 (sge, sgeu): Remove expanders.
16571 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16573 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16574 (slt<u>): Merge slt and sltu into new expander.
16575 (slt, sltu): Remove expanders.
16576 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16577 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16578 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16579 *sltu_<mode>_mips16 into new pattern.
16580 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16581 (sle<u>): Merge sle and sleu into new expander.
16582 (sle, sleu): Remove expanders.
16583 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16584 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16585 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16586 *sleu_<mode>_mips16 into new pattern.
16587 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16589 2008-04-03 Jan Hubicka <jh@suse.cz>
16591 PR tree-optimization/35795
16592 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16593 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16594 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16595 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16596 * score/score3.c (score3_output_mi_thunk): Likewise.
16597 * score/score7.c (score7_output_mi_thunk): Likewise.
16598 * mips/mips.c (mips_output_mi_thunk): Likewise.
16600 2008-04-03 Richard Guenther <rguenther@suse.de>
16602 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16603 conversions. Simplify code.
16605 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16607 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16609 2008-04-03 Tom Tromey <tromey@redhat.com>
16610 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16612 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16613 * config/bfin/t-bfin-linux (generated_files): Add
16614 linux-sysroot-suffix.h.
16615 * doc/install.texi (Prerequisites): Require make 3.80.
16616 * doc/sourcebuild.texi (Front End Directory): Document new
16618 * Makefile.in (generated_files): New variable.
16619 (ALL_HOST_OBJS): New variable.
16620 ($(ALL_HOST_OBJS)): New target.
16622 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16624 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16625 (remap_block): Call id->transform_lang_insert_block instead
16627 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16628 Set id.transform_lang_insert_block to NULL.
16629 (clone_body): Move to cp/optimize.c
16630 * tree-inline.h (struct copy_body_data): Change
16631 transform_lang_insert_block to function pointer.
16632 (copy_generic_body, copy_decl_no_change): Export.
16633 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16634 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16635 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16637 * c-tree.h (insert_block): Kill.
16638 * c-decl.c (insert_block): Kill.
16640 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16642 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16643 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16644 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16646 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16647 argument, call {push,pop}_function_context from here.
16648 * c-parser.c: Use c_{push,pop}_function_context.
16650 * function.c (push_function_context_to): Move meat ...
16651 (push_function_context): ... here. Simplify.
16652 * function.c (pop_function_context_from): Move meat ...
16653 (pop_function_context): ... here. Simplify.
16654 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16656 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16657 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16658 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16659 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16661 2008-04-03 Ben Elliston <bje@au.ibm.com>
16663 * expmed.c (extract_force_align_mem_bit_field): Remove.
16665 2008-04-03 Richard Guenther <rguenther@suse.de>
16667 PR middle-end/35800
16668 * expr.h (try_casesi): Adjust prototype.
16669 * expr.c (try_casesi): Take fallback label as extra parameter.
16670 Use that for gen_casesi if default_label is NULL.
16671 * stmt.c (expand_case): Pass fallback label to try_casesi,
16672 make sure to fill gaps with a fallback label if default_label
16675 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
16678 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16680 2008-04-03 Ben Elliston <bje@au.ibm.com>
16682 * expmed.c (extract_split_bit_field): Remove if (0) code.
16683 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16684 (do_ds_constraint): Likewise.
16686 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16688 * doc/cppopts.texi (-dU): Document.
16689 * c-common.h (flag_dump_macros): Update comment.
16690 * c-opts.c (handle_OPT_d): Handle -dU.
16691 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16692 dump_queued_macros, cb_used_define, cb_used_undef): New.
16693 (init_pp_output): Handle -dU.
16694 (cb_line_change): Call dump_queued_macros.
16695 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16697 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16699 * config/avr/predicates.md (io_address_operand): New predicate.
16700 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16701 * config/avr/avr.c (avr_io_address_p): Remove function.
16702 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16703 'avr_io_address_p' function.
16704 (out_movhi_r_mr): (Ditto.).
16705 (out_movqi_mr_r): (Ditto.).
16706 (out_movhi_mr_r): (Ditto.).
16707 (avr_address_cost): (Ditto.).
16709 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16711 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16712 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16713 in 32bit mode when XMM registers are available to avoid store
16715 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16716 corresponding post-reload splitters.
16718 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16720 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16721 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16722 __builtin_ia32_roundss.
16723 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16724 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16725 __builtin_ia32_roundss.
16726 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16727 IX86_BUILTIN_SHUFPD here.
16729 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16731 * config/i386/i386.md (plogic): New.
16732 (plogicprefix): Likewise.
16734 * config/i386/mmx.md (mmx_<code><mode>3): New.
16735 (mmx_and<mode>3): Removed.
16736 (mmx_ior<mode>3): Likewise.
16737 (mmx_xor<mode>3): Likewise.
16739 * config/i386/sse.md (<code><mode>3): New.
16740 (*<code><mode>3): Likewise.
16741 (*<code><mode>3): Likewise.
16742 (<code><mode>3): Likewise.
16743 (*sse_<code><mode>3): Likewise.
16744 (*sse2_<code><mode>3): Likewise.
16745 (<code>tf3): Likewise.
16746 (*<code>tf3): Likewise.
16747 (and<mode>3): Likewise.
16748 (*and<mode>3): Likewise.
16749 (ior<mode>3): Removed.
16750 (*ior<mode>3): Likewise.
16751 (xor<mode>3): Likewise.
16752 (*xor<mode>3): Likewise.
16753 (*and<mode>3): Likewise.
16754 (*ior<mode>3): Likewise.
16755 (*xor<mode>3): Likewise.
16756 (and<mode>3): Likewise.
16757 (*sse_and<mode>3): Likewise.
16758 (*sse2_and<mode>3): Likewise.
16759 (andtf3): Likewise.
16760 (*andtf3): Likewise.
16761 (ior<mode>3): Likewise.
16762 (*sse_ior<mode>3): Likewise.
16763 (*sse2_ior<mode>3): Likewise.
16764 (iortf3): Likewise.
16765 (*iortf3): Likewise.
16766 (xor<mode>3): Likewise.
16767 (*sse_xor<mode>3): Likewise.
16768 (*sse2_xor<mode>3): Likewise.
16769 (xortf3): Likewise.
16770 (*xortf3): Likewise.
16772 2008-04-02 Richard Guenther <rguenther@suse.de>
16774 PR tree-optimization/14495
16775 PR tree-optimization/34793
16776 * tree-vrp.c (struct switch_update): New structure.
16777 (to_remove_edges, to_update_switch_stmts): New VECs.
16778 (simplify_switch_using_ranges): New function. Remove not taken
16779 case labels and edges.
16780 (simplify_stmt_using_ranges): Call it.
16781 (identify_jump_threads): Mark edges we have queued for removal
16782 so we don't thread them.
16783 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16785 * tree-cfg.c (group_case_labels): Deal with missing default label.
16786 (tree_verify_flow_info): Allow missing default label.
16787 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16788 (emit_case_nodes): Likewise.
16789 (expand_case): Do not rely on the default label to be present.
16790 * expr.c (try_casesi): Deal with NULL default_label.
16791 (do_tablejump): Likewise.
16793 2008-04-02 Richard Guenther <rguenther@suse.de>
16795 PR tree-optimization/14495
16796 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16797 SWITCH_EXPR here ...
16798 (vrp_visit_switch_stmt): ... but here (new function).
16799 (find_case_label_index): New helper function.
16800 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16802 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16804 * fwprop.c: Fix ISO-C99ism.
16806 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16809 * Makefile.in (objdir): Set it here.
16810 * configure.ac: Not here. Find dynamic linker characteristics.
16811 * exec-tool.in: Use them.
16812 * aclocal.m4: Regenerate.
16813 * configure: Regenerate.
16815 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16817 * expr.c (expand_var): Delete it.
16818 * expr.h (expand_var): Delete prototype.
16819 * function.c (expand_function_start): Use expand_decl instead.
16820 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16823 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16825 PR rtl-optimization/35542
16826 * fwprop.c (forward_propagate_and_simplify): Replace
16827 loc_reg_mentioned_in_p with reg_mentioned_p.
16829 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16831 PR rtl-optimization/35281
16832 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16833 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16834 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16835 (varying_mem_p): Move above propagate_rtx.
16836 (all_uses_available_at): Do not check MEMs.
16838 2008-04-02 Rafael Espíndola <espindola@google.com>
16840 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16841 (register_edge_assert_for_2): Split the cond argument.
16842 (register_edge_assert_for_1): Adjust for the change in
16843 register_edge_assert_for_2.
16844 (register_edge_assert_for): Split the cond argument.
16845 (find_switch_asserts): Adjust for the change in
16846 register_edge_assert_for.
16848 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16850 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16851 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16852 offsets for 64-bit mingw.
16853 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16854 abi for x86_64-pc-mingw.
16856 2008-04-02 Richard Guenther <rguenther@suse.de>
16858 * tree-vrp.c (extract_range_from_assert): Make sure to not
16859 produce range min/max with TREE_OVERFOW set.
16860 If merging a anti-range and a range keep the anti-range if
16861 the range covers all values of the type.
16862 (register_edge_assert_for_2): Only allow sign-changing
16863 conversions in detecting canonical range checks. Also
16864 register an assert for the unsigned name if useful.
16866 PR tree-optimization/35787
16867 * tree-vrp.c (vrp_val_max): New function.
16868 (vrp_val_min): Likewise.
16869 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16870 (vrp_val_is_min): Likewise.
16871 (supports_overflow_infinity): Use vrp_val_{min,max}.
16872 (negative_overflow_infinity): Likewise.
16873 (positive_overflow_infinity): Likewise.
16874 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16875 (is_positive_overflow_infinity): Likewise.
16876 (is_overflow_infinity): Likewise.
16877 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16878 vrp_val_is_{min,max}.
16879 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16880 to ranges if possible. Avoid empty ranges.
16882 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16884 PR middle-end/35705
16885 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16886 the expression is a function address.
16888 2008-04-01 George Helffrich <george@gcc.gnu.org>
16890 PR fortran/35154, fortran/23057
16891 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16892 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16893 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16894 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16896 (dbxout_syms): Check for COMMON-based symbol and wrap in
16897 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16898 in bracket for efficiency.
16900 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16901 using DW_TAG_common_block + member offset.
16902 (add_pubname_string): New function.
16903 (dw_expand_expr): New function to find block name and offset for
16905 (common_check): New function to check whether symbol in Fortran COMMON.
16906 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16908 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16911 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16913 2008-04-02 Ben Elliston <bje@au.ibm.com>
16915 * config/v850/v850.md (casesi): Remove if (0) code.
16916 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16917 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16919 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16921 * config/i386/i386.md (rex64suffix): New mode attribute.
16922 (floathi<mode>2): Disable expander for SSE math.
16923 (*floathi<mode>2_1): New insn insn_and_split pattern.
16924 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16925 corresponding post-reload splitters.
16926 (*floathi<mode>2_i387): New macroized insn pattern.
16927 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16928 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16929 insn_and_split pattern.
16930 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16931 New macroized instruction patterns and corresponding post-reload
16933 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16934 and corresponding post-reload splitters.
16935 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16936 New macroized instruction patterns.
16937 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16938 macroized instruction patterns and corresponding post-reload splitters.
16939 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16940 corresponding post-reload splitters.
16941 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16942 New macroized instruction patterns.
16943 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16944 corresponding post-reload splitters.
16945 (*floatsi<mode>2_i387): New macroized instruction patterns.
16947 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16949 * config/i386/i386.md (smaxmin): New.
16950 (umaxmin): Likewise.
16951 (maxminiprefix): Likewise.
16952 (maxminfprefix): Likewise.
16953 (<code><mode>3): Likewise.
16954 (smin<mode>3): Removed.
16955 (smax<mode>3): Likewise.
16957 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16958 (mmx_<code>v4hi3): Likewise.
16959 (mmx_<code>v8qi3): Likewise.
16960 (mmx_smaxv2sf3): Removed.
16961 (mmx_sminv2sf3): Likewise.
16962 (mmx_umaxv8qi3): Likewise.
16963 (mmx_smaxv4hi3): Likewise.
16964 (mmx_uminv8qi3): Likewise.
16965 (mmx_sminv4hi3): Likewise.
16967 * config/i386/sse.md (<addsub><mode>3): New.
16968 (*<addsub><mode>3): Likewise.
16969 (<sse>_vm<addsub><mode>3): Likewise.
16970 (<maxmin><mode>3): Likewise.
16971 (*<maxmin><mode>3_finite): Likewise.
16972 (*<maxmin><mode>3): Likewise.
16973 (<sse>_vm<maxmin><mode>3): Likewise.
16974 (sse3_h<addsub>v4sf3): Likewise.
16975 (sse3_h<addsub>v2df3): Likewise.
16976 (<maxmin>v16qi3): Likewise.
16977 (*<maxmin>v16qi3): Likewise.
16978 (<maxmin>v8hi3): Likewise.
16979 (*<maxmin>v8hi3): Likewise.
16980 (*sse4_1_<maxmin><mode>3): Likewise.
16981 (*sse4_1_<maxmin><mode>3): Likewise.
16982 (add<mode>3): Removed.
16983 (*add<mode>3): Likewise.
16984 (<sse>_vmadd<mode>3): Likewise.
16985 (sub<mode>3): Likewise.
16986 (*sub<mode>3): Likewise.
16987 (<sse>_vmsub<mode>3): Likewise.
16988 (smin<mode>3): Likewise.
16989 (*smin<mode>3_finite): Likewise.
16990 (*smin<mode>3): Likewise.
16991 (<sse>_vmsmin<mode>3): Likewise.
16992 (smax<mode>3): Likewise.
16993 (*smax<mode>3_finite): Likewise.
16994 (*smax<mode>3): Likewise.
16995 (<sse>_vmsmax<mode>3): Likewise.
16996 (sse3_haddv4sf3): Likewise.
16997 (sse3_haddv2df3): Likewise.
16998 (sse3_hsubv4sf3): Likewise.
16999 (sse3_hsubv2df3): Likewise.
17000 (umaxv16qi3): Likewise.
17001 (*umaxv16qi3): Likewise.
17002 (smaxv8hi3): Likewise.
17003 (*smaxv8hi3): Likewise.
17004 (*sse4_1_smax<mode>3): Likewise.
17005 (*sse4_1_umax<mode>3): Likewise.
17006 (uminv16qi3): Likewise.
17007 (*uminv16qi3): Likewise.
17008 (sminv8hi3): Likewise.
17009 (*sminv8hi3): Likewise.
17010 (*sse4_1_smin<mode>3): Likewise.
17011 (*sse4_1_umin<mode>3): Likewise.
17013 2008-04-01 Rafael Espíndola <espindola@google.com>
17015 * tree-cfg.c (verify_expr): remove in_phi.
17016 (verify_stmt): Don't call walk_tree with verify_expr. Use
17017 is_gimple_min_invariant instead of is_gimple_val.
17019 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17021 * doc/include/gpl_v3.texi: Update for manpage generation.
17022 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17024 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17025 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17026 gpl_v3.texi instead of gpl.texi.
17029 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17032 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17034 2008-04-01 Rafael Espíndola <espindola@google.com>
17036 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17037 (extract_code_and_val_from_cond): Use
17038 extract_code_and_val_from_cond_with_ops.
17040 2008-04-01 Jan Hubicka <jh@suse.cz>
17042 * function.c (free_after_compilation): Free epilogue_delay_list.
17043 (prepare_function_start): Assert that previous compilation was freed.
17045 2008-04-01 Jan Hubicka <jh@suse.cz>
17046 Jim Wilson <wilson@tuliptree.org>
17047 Andreas Tobler <andreast@gcc.gnu.org>
17049 PR middle-end/35781
17050 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17051 rtl.emit instead cfun->emit.
17052 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17053 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17055 2008-04-01 Ben Elliston <bje@au.ibm.com>
17057 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17059 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17061 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17063 (fprofile-use): Add var flag_profile_use
17064 * coverage.c (coverage_begin_output): Do not open a gcno file for
17065 output only if -ftest-coverage is set.
17066 Do not add getpwd() to gcda file path.
17067 (build_gcov_info): Check the new flag
17068 flag_profile_datafile_relative_path.
17069 (coverage_init): Use profile_data_prefix.
17070 Read profile counter only if flag_profile_use is set.
17071 * opts.c (common_handle_option): New option fprofile-use=,
17072 fprofile-dir=, fprofile-generate=.
17073 * toplev.c (profile_data_prefix): New variable definition.
17074 * toplev.h (profile_data_prefix): New declaration.
17075 * doc/invoke.tex (Option Summary, Optimization Options):
17078 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17080 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17081 use tmp consistently.
17084 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17085 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17086 UNSPEC_FR_RECIP_APPROX_RES.
17087 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17089 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17092 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17094 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17096 PR middle-end/30186
17097 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17098 element of the vector via a pointer.
17100 2008-03-31 Ian Lance Taylor <iant@google.com>
17102 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17104 2008-03-31 Jan Hubicka <jh@suse.cz>
17106 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17107 get_arg_pointer_save_area.
17108 * expr.c (init_expr): Just clear out rtl.expr.
17109 * function.c (free_after_compilation): Clear out whole RTL structure.
17110 (get_func_frame_size): Merge into ...
17111 (get_frame_size): ... this one.
17112 (assign_stack_local_1): Merge into ...
17113 (assign_stack_local): ... this one.
17114 (expand_function_end): Update call of get_arg_pointer_save_area.
17115 (get_art_pointer_save_area): Remove cfun argument.
17116 * function.h (emit_status): regno_pointer_align does not need length
17117 attribute. Move x_regno_reg_rtx to ...
17118 (regno_reg_rtx): ... new global array.
17119 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17120 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17121 apply_args_value, forced_labels, stack_pointer_delta):
17123 (struct varasm_status): Move here from varasm.c
17124 (struct rtl_data): New. Move here some fields from struct function.
17125 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17126 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17127 used_temp_slots avail_temp_slots, temp_slot_level,
17128 nonlocal_goto_handler_labels): Update accesstors.
17129 (rtl): New global variable.
17130 (struct function): Move some fileds to rtl_data.
17131 (get_arg_pointer_save_area): Update prototype.
17132 * emit-rtl.c (rtl): Declare.
17133 (regno_reg_rtx): Declare.
17134 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17136 (gen_reg_rtx): Update.
17137 (init_virtual_regs): Do not tate emit_status argument.
17138 (init_emit): Do not allocate emit.
17139 * varasm.c (varasm_statuc): Move to function.h.
17140 (n_deferred_constatns): Update accestor.
17141 (init_varasm_status): Do not allocate varasm_status.
17142 (force_const_mem, get_pool_size, output_constant_pool): Update.
17143 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17144 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17146 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17148 PR rtl-optimization/35729
17149 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17152 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17155 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17156 load/store if memory is unaligned.
17157 (*movti_rex64): Likewise.
17159 * config/i386/predicates.md (misaligned_operand): New.
17161 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17164 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17167 2008-03-31 Jan Beulich <jbeulich@novell.com>
17169 * config/ia64/constraints.md: Add 'j' constraint.
17170 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17171 (movdi_internal): Likewise.
17173 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17176 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17178 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17181 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17182 proper error message for the third argument on blendpd and
17185 * config/i386/sse.md (blendbits): New.
17186 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17188 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17190 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17192 2008-03-30 Richard Guenther <rguenther@suse.de>
17194 PR middle-end/31023
17195 * fold-const.c (fold_sign_changed_comparison): Do leave
17196 conversions to base-types alone.
17198 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17200 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17201 the link register if one altivec register is be saved.
17203 2008-03-30 Ben Elliston <bje@au.ibm.com>
17205 * final.c (final_scan_insn): Remove if (0) code.
17207 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17209 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17211 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17213 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17214 of V4SFmode to ix86_binary_operator_ok.
17216 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17218 * config/i386/i386.c (override_options): Initialize
17219 ix86_veclib_handler to ix86_veclibabi_svml when
17220 -mveclibabi=svml is used.
17221 (ix86_veclibabi_svml): New function for SVML ABI style
17222 vectorization support.
17223 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17225 2008-03-28 Rafael Espíndola <espindola@google.com>
17227 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17228 (tree_binary_nonnegative_warnv_p): Make it public.
17229 (tree_single_nonnegative_warnv_p): Make it public.
17230 (tree_invalid_nonnegative_warnv_p): Make it public.
17231 (tree_unary_nonzero_warnv_p): Make it public.
17232 (tree_binary_nonzero_warnv_p): Make it public
17233 (tree_single_nonzero_warnv_p): Make it public.
17234 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17235 (extract_range_from_binary_expr): Split the expr argument.
17236 (extract_range_from_unary_expr): Split the expr argument.
17237 (extract_range_from_comparison): Split the expr argument.
17238 (extract_range_from_expr): Use the new aux functions.
17239 (vrp_evaluate_conditional_warnv): Use
17240 vrp_evaluate_conditional_warnv_with_ops.
17241 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17242 (tree_binary_nonzero_warnv_p): Declare.
17243 (tree_single_nonzero_warnv_p): Declare.
17244 (tree_expr_nonzero_warnv_p): Declare.
17245 (tree_unary_nonnegative_warnv_p): Declare.
17246 (tree_binary_nonnegative_warnv_p): Declare.
17247 (tree_single_nonnegative_warnv_p): Declare.
17248 (tree_invalid_nonnegative_warnv_p): Declare.
17250 2008-03-28 Richard Guenther <rguenther@suse.de>
17252 PR tree-optimization/30317
17253 PR tree-optimization/30911
17254 PR tree-optimization/34793
17255 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17256 (struct assert_locus_d): New member EXPR.
17257 (register_new_assert_for): Add EXPR parameter to support
17258 ASSERT_EXPR <name, expr OP limit>.
17259 (register_edge_assert_for_1): Adjust callers.
17260 (find_assert_locations): Likewise.
17261 (process_assert_insertions_for): Build condition from expression.
17262 (extract_range_from_assert): Handle ASSERT_EXPRs
17263 of the form ASSERT_EXPR <name, expr OP limit>.
17264 (register_edge_assert_for_2): New helper registering
17265 asserts for comparisons. Recognize range tests of the form
17266 (unsigned)i - CST1 OP CST2.
17267 (register_edge_assert_for_1): Use it.
17268 (register_edge_assert_for): Likewise.
17269 (needs_overflow_infinity): Integer sub-types
17270 do not need overflow infinities.
17271 (vrp_val_is_max): The extreme values of integer sub-types
17272 are those of the base type.
17273 (vrp_val_is_min): Likewise.
17274 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17277 2008-03-28 Nick Clifton <nickc@redhat.com>
17280 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17281 Return GENERAL_REGS for stack adjustment reloads.
17283 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17286 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17287 const_vector when all the vectors are constant.
17289 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17291 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17293 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17294 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17296 (s<code>_sf): Use new scc_sf attribute for opcode names.
17298 2008-03-27 Tom Tromey <tromey@redhat.com>
17300 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17301 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17302 config/spu/t-spu-elf, config/i386/t-interix,
17303 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17304 config/i386/x-darwin, config/i386/x-mingw32,
17305 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17306 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17307 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17308 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17309 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17310 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17311 config/score/t-score-elf, config/arm/t-strongarm-pe,
17312 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17313 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17314 Revert automatic dependency patch.
17316 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17319 * config/i386/i386.c (ix86_function_arg_boundary): Align
17320 decimal floating point to its natural boundary.
17322 2008-03-27 Richard Guenther <rguenther@suse.de>
17324 PR middle-end/35716
17325 * fold-const.c (fold_comparison): Restrict distinct decl
17326 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17327 solely rely on operand_equal_p.
17329 2008-03-27 Richard Guenther <rguenther@suse.de>
17332 * c-common.c (handle_weak_attribute): Reject combination of
17335 2008-03-27 Richard Guenther <rguenther@suse.de>
17337 PR tree-optimization/32810
17338 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17339 conversions from DECL_INITIAL.
17340 (fold_const_aggregate_ref): Likewise from constructor elements.
17342 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17344 * tree-affine.h (aff_combination_expand): Declare.
17345 (get_inner_reference_aff): Likewise.
17346 * tree-affine.c (aff_combination_expand): Split out from
17347 tree_to_aff_combination_expand.
17348 (get_inner_reference_aff): New function.
17349 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17350 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17351 (struct lim_aux_data): sm_done field removed.
17352 (mem_ref_loc_p, mem_ref_locs_p): New types.
17353 (struct mem_ref): Added id, stored, accesses_in_loop,
17354 indep_loop, dep_loop, indep_ref, dep_ref fields.
17355 Removed is_stored, locs and next fields.
17356 (memory_accesses): New variable.
17357 (movement_possibility): Do not allow moving statements
17358 that store to memory.
17359 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17361 (determine_max_movement): For statements with memory references,
17362 find the outermost loop in that the reference is independent.
17363 (move_computations_stmt): Mark the virtual operands for renaming.
17364 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17365 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17366 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17367 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17368 create_vop_ref_mapping, analyze_memory_references,
17369 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17370 get_all_locs_in_loop, ref_always_accessed_p,
17371 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17372 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17373 store_motion_loop, store_motion): New functions.
17374 (struct vop_to_refs_elt): New type.
17375 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17376 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17377 (schedule_sm): Replaced by...
17378 (execute_sm): ... this.
17379 (determine_lsm_ref, hoist_memory_references,
17380 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17381 find_more_ref_vops, free_mem_ref, free_mem_refs,
17382 determine_lsm_loop, determine_lsm): Removed.
17383 (tree_ssa_lim_finalize): Free data structures used by store motion.
17384 (tree_ssa_lim): Call analyze_memory_references. Use
17385 store_motion instead of determine_lsm.
17387 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17389 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17390 rename tmake_file to m68hc11/t-m68hc11.
17391 (mcore): Set inhibit_libc to true.
17392 * config.host (alpha*-dec-*vms*): Set extra_programs.
17393 (interix3*): Don't use host_xmake_file.
17394 * configure.ac: Let config.gcc override inhibit_libc.
17395 * configure: Regenerate.
17397 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17398 * config/t-openbsd-thread: Remove commented out lines.
17400 * config/x-interix: Remove.
17402 * config/m68hc11/t-m68hc11-gas: Rename to...
17403 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17405 * config/mcore/t-mcore: Remove T_CFLAGS.
17406 * config/mcore/t-mcore-pe: Likewise.
17408 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17410 * configure.ac: Replace custom __GNU_SOURCE test with
17411 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17412 * aclocal.m4: Regenerate.
17413 * configure: Regenerate.
17414 * config.in: Regenerate.
17416 2008-03-27 Richard Guenther <rguenther@suse.de>
17418 * fold-const.c (target.h): Include.
17419 (fold_comparison): Fold comparison of addresses of decls
17420 that bind locally or of constants. Consolidate address folding code.
17421 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17422 results from fold_binary_to_constant.
17423 (compare_values_warnv): Likewise.
17425 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17427 PR middle-end/35429
17428 * fold-const.c (fold_truthop): Check for integeral types when folding
17429 a == 0 && b == 0 and a != 0 || b != 0 .
17431 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17433 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17435 2008-03-26 Andreas Schwab <schwab@suse.de>
17437 * doc/invoke.texi: Fix use of @item vs. @itemx.
17439 2008-03-26 Tom Tromey <tromey@redhat.com>
17441 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17442 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17443 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17444 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17445 build/genconstants.o, build/genemit.o, build/genextract.o,
17446 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17447 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17450 2008-03-26 Richard Guenther <rguenther@suse.de>
17453 2008-03-26 Richard Guenther <rguenther@suse.de>
17455 * fold-const.c (target.h): Include.
17456 (fold_comparison): Fold comparison of addresses of two decls
17457 that bind locally. Consolidate address folding code.
17459 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17461 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17462 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17463 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17464 dconstsqrt2, dconstthird, dconste and/or dconst10.
17465 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17466 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17467 dconstsqrt2, dconste): Delete.
17468 (init_emit_once): Likewise. Simplify initializing dconstm1.
17470 * real.c (get_real_const): New.
17471 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17472 dconstsqrt2, dconste): Delete.
17473 (real_value_const, get_real_const): New.
17475 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17477 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17479 * config/i386/i386.c (ix86_function_arg_boundary): Check
17480 BIGGEST_ALIGNMENT instead of 128.
17481 (setup_incoming_varargs_64): Likewise.
17483 2008-03-26 Tom Tromey <tromey@redhat.com>
17485 * Makefile.in (DEPFILES): Add missing '/'.
17487 2008-03-26 Richard Guenther <rguenther@suse.de>
17489 * fold-const.c (target.h): Include.
17490 (fold_comparison): Fold comparison of addresses of two decls
17491 that bind locally. Consolidate address folding code.
17493 2008-03-26 Nick Clifton <nickc@redhat.com>
17496 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17497 not allow INT+INT as a legitimate addressing mode.
17499 2008-03-26 Richard Guenther <rguenther@suse.de>
17501 * tree-flow.h (widen_bitfield): Remove declaration.
17502 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17503 (widen_bitfield): Remove function.
17504 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17507 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17510 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17513 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17515 PR rtl-optimization/35232
17516 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17517 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17518 reg_reloaded_call_part_clobbered here.
17519 (reload_regs_reach_end_p): New function.
17520 (reload_reg_rtx_for_input): New variable.
17521 (reload_reg_rtx_for_output): Likewise.
17522 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17523 when reassigning a pseudo register. Load reloadreg from
17524 reload_reg_rtx_for_input, moving the mode and register
17526 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17527 instead of the original when deciding whether an input reload
17528 would be a no-op or whether an output reload can be deleted.
17529 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17530 when setting up new_spill_reg_store. Load it from
17531 reload_reg_rtx_for_output, moving the mode and register
17533 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17534 instead of the original when deciding whether an output reload
17535 would be a no-op. Do the same when modifying insn notes.
17536 Use rtx_equal_p instead of == to compare the registers.
17537 (inherit_piecemeal_p): Take a mode and two register numbers
17539 (emit_reload_insns): Clear new_spill_reg_store for every hard
17540 register in the reload register. Remove spill registers
17541 from reg_reloaded_valid before considering whether to record
17542 inheritance information for them. Use reload_reg_rtx_for_output
17543 instead of reg_rtx when recording output reloads. Use
17544 reload_reg_rtx_for_input instead of reg_rtx when recording
17545 input reloads. Set or clear reg_reloaded_call_part_clobbered
17546 at the same time as setting reg_reloaded_valid.
17547 (delete_output_reload): Add a new_reload_reg parameter and use it
17548 instead of rld[j].reg_rtx.
17549 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17552 2008-03-25 Tom Tromey <tromey@redhat.com>
17554 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17555 (build/genattr.o): Likewise.
17556 (build/genattrtab.o): Likewise.
17557 (build/gencodes.o): Likewise.
17558 (build/genconfig.o): Likewise.
17559 (build/genconstants.o): Likewise.
17560 (build/genemit.o): Likewise.
17561 (build/genextract.o): Likewise.
17562 (build/genflags.o): Likewise.
17564 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17566 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17567 instead of size_int for integer types.
17568 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17569 to match type of MINUS_EXPR.
17571 2008-03-25 Tom Tromey <tromey@redhat.com>
17573 * configure: Rebuilt.
17574 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17577 2008-03-25 Tom Tromey <tromey@redhat.com>
17579 * config/x-solaris (host-solaris.o): Update.
17580 * config/x-linux (host-linux.o): Update.
17581 * config/x-hpux (host-hpux.o): Update.
17582 * config/x-darwin (host-darwin.o): Update.
17583 * config/v850/t-v850e (v850-c.o): Update.
17584 * config/v850/t-v850 (v850-c.o): Update.
17585 * config/t-vxworks (vxworks.o): Update.
17586 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17587 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17588 * config/spu/t-spu-elf (spu-c.o): Update.
17590 * config/sh/t-symbian (sh-c.o): Update.
17591 (symbian.o): Update.
17592 * config/sh/t-sh (sh-c.o): Update.
17593 * config/score/t-score-elf (score7.o, score3.o): Update.
17594 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17595 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17596 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17597 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17598 (rs6000.o): Remove.
17599 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17600 * config/m32c/t-m32c (m32c-pragma.o): Update.
17601 * config/ia64/t-ia64 (ia64-c.o): Update.
17602 * config/i386/x-mingw32 (host-mingw32.o): Update.
17603 * config/i386/x-i386 (driver-i386.o): Update.
17604 * config/i386/x-darwin (host-i386-darwin.o): Update.
17605 * config/i386/x-cygwin (host-cygwin.o): Update.
17606 * config/i386/t-nwld (nwld.o): Update.
17607 * config/i386/t-netware (netware.o): Update.
17608 * config/i386/t-interix (winnt.o): Update.
17609 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17610 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17611 msformat-c.o): Update.
17612 * config/bfin/t-bfin-linux (generated_files): Add
17613 linux-sysroot-suffix.h.
17614 * config/arm/t-wince-pe (pe.o): Update.
17615 * config/arm/t-strongarm-pe (pe.o): Update.
17616 * config/arm/t-pe (pe.o): Update.
17617 * config/arm/t-arm (arm-c.o): Update.
17618 * doc/install.texi (Prerequisites): Require make 3.80.
17619 * Makefile.in: Remove .o targets.
17620 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17621 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17622 (simple_generated_h, simple_generated_c): Move earlier.
17623 (generated_files): New variable.
17624 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17625 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17626 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17627 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17628 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17629 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17630 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17631 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17632 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17633 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17634 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17635 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17637 (COMPILE.base, COMPILE): New variables.
17638 (%.o): New pattern rule.
17639 (ALL_HOST_OBJS): New variable.
17640 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17641 (dummy-checksum.o, cc1-checksum.o): Remove.
17642 (DRIVER_SHLIB): New variable.
17643 (DRIVER_DEFINES): Use it.
17644 (gencondmd.c): Move out of build/.
17645 (s-conditions): Update.
17646 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17647 (ALL_BUILD_OBJS): Likewise.
17648 (build/%.o): Use BUILDCOMPILE.
17649 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17650 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17651 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17652 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17653 build/genconfig.o, build/genconstants.o, build/genemit.o,
17654 build/genextract.o, build/genflags.o, build/genmddeps.o,
17655 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17656 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17657 build/gen-protos.o, build/scan.o, build/fix-header.o,
17658 build/scan-decls.o): Simplify.
17659 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17660 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17661 prefix.o, toplev.o): Reduce to variable setting.
17662 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17663 ($(out_object_file), gcc-options.o): New targets.
17664 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17665 * configure: Rebuilt.
17666 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17667 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17669 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17671 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17672 complain when we hit an error, return ERROR_MARK_NODE.
17674 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17676 * config/sh/constraints.md (Pso, Psz): New constraints.
17677 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17678 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17680 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17682 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17683 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17685 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17687 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17688 (prefetch_sh2a): New.
17690 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17691 Naveen.H.S <naveen.hs@kpitcummins.com>
17693 * config/sh/constraints.md (I28): New constraint.
17694 * config/sh/sh.c (broken_move): Add support for movi20s.
17695 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17697 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17698 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17699 Naveen.H.S <naveen.hs@kpitcummins.com>
17701 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17702 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17703 (print_operand): Handle resbank in %@ operand code.
17704 (sh_encode_section_info): New.
17705 (push_regs): Add conditions for resbank.
17706 (sh_expand_epilogue): Likewise.
17707 (sh_insert_attributes): Likewise.
17708 (sh_attribute_table): Likewise.
17709 (sh_handle_resbank_handler_attribute): New.
17710 (sh2a_handle_function_vector_handler_attribute): New.
17711 (sh2a_is_function_vector_call): New.
17712 (sh2a_get_function_vector_number): New.
17713 (sh2a_function_vector_p): New.
17714 (sh_cfun_resbank_handler_p): New.
17715 * config/sh/sh.md (calli): Emit jsr/n if possible.
17716 (calli_tbr_rel): New.
17717 (calli_pcrel): Emit jsr/n if possible.
17718 (return_i): Emit rts/n if possible.
17719 (call_valuei_tbr_rel): New.
17720 (call_valuei_pcrel): Add condition for SH2A target.
17721 (call_value): Likewise.
17722 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17723 (sh2a_get_function_vector_number): Likewise.
17724 (sh2a_is_function_vector_call): Likewise.
17725 * doc/extend.texi: Document TBR relative addressing of SH2A.
17726 (resbank): Add description for SH2A.
17728 2008-03-24 Richard Guenther <rguenther@suse.de>
17731 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17732 pointer assignments change conversions according to middle-end rules.
17733 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17734 * configure.ac: Include type checking in yes.
17735 * configure: Regenerate.
17737 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17739 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17740 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17742 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17744 * gthr-vxworks.h (UNUSED): Define.
17746 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17748 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17750 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17752 * doc/extend.texi (Function Attributes): Add missing comma in the
17753 example of the "alloc_size" attribute.
17755 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17758 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17760 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17763 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17766 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17767 of the underlying type of a MS bitfield layout to the natural
17768 alignment of the type.
17770 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17772 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17773 to their natural alignment to avoid store forwarding stalls.
17775 2008-03-22 Richard Guenther <rguenther@suse.de>
17777 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17778 For PHI nodes verify the address is invariant.
17779 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17780 (get_symbol_constant_value): Use is_gimple_min_invariant.
17781 (maybe_fold_stmt_indirect): Likewise.
17783 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17785 PR rtl-optimization/33927
17786 * Makefile.in (dse.o): Depend on $(TM_P_H).
17787 * expr.h (extract_low_bits): Declare.
17788 * expmed.c (extract_low_bits): New function.
17789 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17790 * dse.c: Include tm_p.h.
17791 (find_shift_sequence): Remove the read_reg argument and return the
17792 read value. Emit the instructions instead of returning them.
17793 Iterate on new_mode rather than calculating it each time.
17794 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17795 source to NEW_MODE and extract_low_bits to convert the shifted
17796 value to READ_MODE.
17797 (replace_read): Allow the load and store to have different mode
17798 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17799 or extraction instructions before trying the replacement. Update
17800 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17802 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17804 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17805 to their natural alignment to avoid store forwarding stalls.
17807 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17810 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17811 encouraging but not allowing gprs for input;
17812 change the input constraint to !f#r.
17813 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17815 change the output constraint to !f#r.
17817 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17820 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17821 corresponding post-reload splitters.
17822 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17823 when x87 FP math is selected.
17824 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17825 New function prototype.
17826 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17827 unreachable function to ease macroization of insn patterns.
17829 2008-03-21 Martin Jambor <mjambor@suse.cz>
17831 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17832 reference dumps if ddr is NULL or dependence is unknown.
17834 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17836 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17837 unsigned extension into account.
17838 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17839 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17840 Do computations on a scratch register.
17842 2008-03-21 Richard Guenther <rguenther@suse.de>
17844 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17845 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17846 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17847 * tree-ssa-dom.c (record_equality): Likewise.
17848 * tree-inline.c (copy_body_r): Likewise.
17849 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17852 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17854 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17855 as 'delete_unused' argument.
17857 2008-03-20 Richard Guenther <rguenther@suse.de>
17859 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17860 special casing of constant qualifiers.
17861 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17862 care about them in general.
17863 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17864 regardless of their type.
17865 (fold_stmt_r): Forcefully fold *& if we end up with that.
17867 2008-03-20 Paul Brook <paul@codesourcery.com>
17869 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17870 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17872 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17874 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17875 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17877 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17879 * common.opt (Wmudflap): New option.
17880 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17881 (mx_register_decls): Likewise.
17882 (mudflap_finish_file): Likewise.
17883 * doc/invoke.texi: Document -Wno-mudflap.
17885 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17887 * c-format.c (replace_format_name_to_system_name): New.
17888 (cmp_attribs): New.
17889 (convert_format_name_to_system_name): New.
17890 (decode_format_attr): Add use of convert_format_name_to_system_name.
17891 (format_types_orig): Add gnu_ prefix to names.
17892 (check_format_info_main): Special treating of \0 escaped names for
17893 supporting multi-character format specifiers as I32, I64.
17894 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17895 (gnu_target_overrides_format_attributes): New.
17896 * c-format.h: Add structure target_ovr_attr to hold
17897 system specific formatter names.
17898 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17899 msformat-c.o file to c_target_objs and cxx_target_objs.
17900 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17901 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17902 (TARGET_N_FORMAT_TYPES): New.
17903 * config/i386/msformat-c.c: New.
17904 * config/i386/t-cygming: Add build rule for msformat-c.o.
17905 * doc/extend.texi: Add new format names gnu_* and ms_* and
17907 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17909 2008-03-20 Ira Rosen <irar@il.ibm.com>
17911 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17912 optimizations turned on under -O3.
17913 (ftree-vectorize): Add that the flag is turned on with -O3.
17915 2008-03-20 Ben Elliston <bje@au.ibm.com>
17917 * regmove.c (try_auto_increment): Fix spelling error in comment.
17918 * final.c (final_scan_insn): Likewise.
17920 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17923 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17924 allocator preferences for "y" and "r" class registers.
17925 ("*mov<mode>_internal"): Ditto.
17926 ("*movv2sf_internal_rex64"): Ditto.
17927 ("*movv2sf_internal"): Ditto.
17929 2008-03-19 Michael Matz <matz@suse.de>
17931 PR middle-end/35616
17932 * calls.c (expand_call): Check overlap of arguments with call
17933 address for sibcalls.
17935 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17938 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17939 of the underlying type of a MS bitfield layout to the natural
17940 alignment of the type.
17942 2008-03-19 Jan Hubicka <jh@suse.cz>
17945 * toplev.c (decode_d_option): Handle all CPP flags.
17946 * tree-vrp.c: Update tree_pass descriptors.
17947 * regrename.c: Update tree_pass descriptors.
17948 * fwprop.c: Update tree_pass descriptors.
17949 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17950 * tree-into-ssa.c: Update tree_pass descriptors.
17951 * tree-dump.c: Update tree_pass descriptors.
17952 * tree-complex.c: Update tree_pass descriptors.
17953 * tree-dump.h: Update tree_pass descriptors.
17954 * see.c: Update tree_pass descriptors.
17955 * cgraphbuild.c: Update tree_pass descriptors.
17956 * tracer.c: Update tree_pass descriptors.
17957 * tree-loop-distribution.c: Update tree_pass descriptors.
17958 * cgraph.c: Update tree_pass descriptors.
17959 * postreload-gcse.c: Update tree_pass descriptors.
17960 * postreload.c: Update tree_pass descriptors.
17961 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17962 * tree-tailcall.c: Update tree_pass descriptors.
17963 * tree-pass.h (tree_opt_pass): Rename to ...
17964 (opt_pass) ... this one; add "type" field and remove letter field.
17965 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17966 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17967 all_lowering_passes): Update declaration.
17968 * ipa-cp.c: Update tree_pass descriptors.
17969 * final.c: Update tree_pass descriptors.
17970 * omp-low.c: Update tree_pass descriptors.
17971 * tree-ssa-dse.c: Update tree_pass descriptors.
17972 * ipa-reference.c: Update tree_pass descriptors.
17973 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17974 * auto-inc-dec.c: Update tree_pass descriptors.
17975 * reorg.c: Update tree_pass descriptors.
17976 * cgraphunit.c: Update tree_pass descriptors.
17977 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17978 * tree-ssa-ccp.c: Update tree_pass descriptors.
17979 * df-core.c: Update tree_pass descriptors.
17980 * mode-switching.c: Update tree_pass descriptors.
17981 * tree-nomudflap.c: Update tree_pass descriptors.
17982 * modulo-sched.c: Update tree_pass descriptors.
17983 * ipa-pure-const.c: Update tree_pass descriptors.
17984 * cse.c: Update tree_pass descriptors.
17985 * web.c: Update tree_pass descriptors.
17986 * tree-stdarg.c: Update tree_pass descriptors.
17987 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17988 * tree-ssa-dom.c: Update tree_pass descriptors.
17989 * tree-nrv.c: Update tree_pass descriptors.
17990 * tree-ssa-alias.c: Update tree_pass descriptors.
17991 * loop-init.c: Update tree_pass descriptors.
17992 * gimple-low.c: Update tree_pass descriptors.
17993 * ipa-inline.c: Update tree_pass descriptors.
17994 * tree-ssa-sink.c: Update tree_pass descriptors.
17995 * global.c: Update tree_pass descriptors.
17996 * ifcvt.c: Update tree_pass descriptors.
17997 * jump.c: Update tree_pass descriptors.
17998 * predict.c: Update tree_pass descriptors.
17999 * tree-ssa-loop.c: Update tree_pass descriptors.
18000 * recog.c: Update tree_pass descriptors.
18001 * dse.c: Update tree_pass descriptors.
18002 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18003 * tree-eh.c: Update tree_pass descriptors.
18004 * regmove.c: Update tree_pass descriptors.
18006 * function.c: Update tree_pass descriptors.
18007 * tree-vectorizer.c: Update tree_pass descriptors.
18008 * gcse.c: Update tree_pass descriptors.
18009 * ipa-type-escape.c: Update tree_pass descriptors.
18010 * tree-if-conv.c: Update tree_pass descriptors.
18011 * init-regs.c: Update tree_pass descriptors.
18012 * ipa.c: Update tree_pass descriptors.
18013 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18014 * rtl-factoring.c: Update tree_pass descriptors.
18015 * lower-subreg.c: Update tree_pass descriptors.
18016 * bt-load.c: Update tree_pass descriptors.
18017 * tree-dfa.c: Update tree_pass descriptors.
18018 * except.c: Update tree_pass descriptors.
18019 * emit-rtl.c: Update tree_pass descriptors.
18020 * cfgexpand.c: Update tree_pass descriptors.
18021 * tree-cfgcleanup.c: Update tree_pass descriptors.
18022 * cfgcleanup.c: Update tree_pass descriptors.
18023 * tree-ssa-pre.c: Update tree_pass descriptors.
18024 * tree-sra.c: Update tree_pass descriptors.
18025 * tree-mudflap.c: Update tree_pass descriptors.
18026 * tree-ssa-copy.c: Update tree_pass descriptors.
18027 * cfglayout.c: Update tree_pass descriptors.
18028 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18029 * tree-ssa-dce.c: Update tree_pass descriptors.
18030 * tree-ssa.c: Update tree_pass descriptors.
18031 * regclass.c: Update tree_pass descriptors.
18032 * integrate.c: Update tree_pass descriptors.
18033 * tree-optimize.c: Update tree_pass descriptors.
18034 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18035 * tree-object-size.c: Update tree_pass descriptors.
18036 * combine.c: Update tree_pass descriptors.
18037 * tree-outof-ssa.c: Update tree_pass descriptors.
18038 * bb-reorder.c: Update tree_pass descriptors.
18039 * stack-ptr-mod.c: Update tree_pass descriptors.
18040 * var-tracking.c: Update tree_pass descriptors.
18041 * tree-profile.c: Update tree_pass descriptors.
18042 * tree-vect-generic.c: Update tree_pass descriptors.
18043 * reg-stack.c: Update tree_pass descriptors.
18044 * sched-rgn.c: Update tree_pass descriptors.
18045 * tree-ssa-structalias.c: Update tree_pass descriptors.
18046 * tree-cfg.c: Update tree_pass descriptors.
18047 * passes.c (current_pass): Update declaration.
18048 (finish_optimization_passes): Update.
18049 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18050 (register_one_dump_file, register_dump_files_1, next_pass_1):
18052 (init_optimization_passes): Update handling of new types.
18053 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18054 * ipa-struct-reorg.c: Update tree_pass descriptors.
18055 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18056 * combine-stack-adj.c: Update tree_pass descriptors.
18057 * cfgrtl.c: Update tree_pass descriptors.
18058 * dce.c: Update tree_pass descriptors.
18059 * tree-ssanames.c: Update tree_pass descriptors.
18061 2008-03-19 Richard Guenther <rguenther@suse.de>
18063 PR middle-end/35609
18064 * tree-ssa.c (walk_data): New structure.
18065 (warn_uninitialized_var): If not always_executed warn with "maybe"
18067 (execute_early_warn_uninitialized): Compute post-dominators.
18068 Initialize always_executed before processing each basic block.
18070 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18073 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18074 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18076 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18078 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18080 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18082 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18084 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18085 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18086 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18087 target after ignore has been set, and move there also the commputation
18088 of subtarget and original_target.
18089 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18090 (LANG_HOOKS_INITIALIZER): Remove it.
18091 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18093 2008-03-18 Richard Guenther <rguenther@suse.de>
18095 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18096 found an expression with constants, note that in the VN for the lhs.
18097 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18098 fold them to constants if possible. Run cleanup_cfg if done so.
18099 (execute_pre): Return todo.
18100 (do_pre): Likewise.
18101 (execute_fre): Likewise.
18102 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18104 (get_prop_source_stmt): Look through pointer conversions.
18106 2008-03-18 Jan Hubicka <jh@suse.cz>
18108 * tree-pretty-print.c: Include predict.h.
18109 (dump_generic_node): Dump predictor.
18110 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18111 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18112 * gimple-low.c (lower_stmt): Likewise.
18113 * expr.c (expand_expr_real): Likewise.
18114 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18116 (build_predict_expr, build_predict_expr): New.
18117 * predict.h (predictor_name, build_predict_expr): Update.
18118 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18119 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18120 * predict.def (PRED_CONTINUE): Update hitrate.
18121 * tree.def (PREDICT_EXPR): Define.
18122 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18123 do not handle BIND_EXPR.
18124 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18125 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18126 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18129 2008-03-18 Michael Matz <matz@suse.de>
18131 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18133 2008-03-18 Richard Guenther <rguenther@suse.de>
18135 * tree-gimple.h (is_gimple_invariant_address): Declare.
18136 (is_gimple_constant): Likewise.
18137 * tree-gimple.c (is_gimple_constant): New function.
18138 (is_gimple_invariant_address): Likewise.
18139 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18140 and is_gimple_invariant_address.
18141 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18143 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18144 an addressable base.
18146 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18148 PR middle-end/35611
18149 * gimplify.c (gimplify_expr): Gimplify second operand of
18152 2008-03-17 Richard Guenther <rguenther@suse.de>
18154 PR tree-optimization/19637
18155 * fold-const.c (fold_unary): Remove restrictions of removing
18156 intermediate pointer-conversions (P2)(P1)P0.
18157 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18158 conversion to void pointer.
18159 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18161 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18164 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18165 emulated thread local variables.
18167 2008-03-16 Richard Guenther <rguenther@suse.de>
18169 PR middle-end/35607
18170 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18171 expand TREE_INVARIANT operations that are not gimple invariant.
18173 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18175 * doc/extend.texi (Alignment): Say that the ABI controls
18176 the __alignof__ for non-strict-alignment targets rather
18177 than being a recommendation.
18179 2008-03-15 Paul Brook <paul@codesourcery.com>
18181 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18183 (arm_output_fn_unwind): Mark functions that can not be unwound.
18185 2008-03-15 Paul Brook <paul@codesourcery.com>
18187 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18188 extension instructions.
18190 2008-03-15 Richard Guenther <rguenther@suse.de>
18192 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18193 and fold constant aggregate refs.
18194 (fold_const_aggregate_ref): Handle string constants
18195 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18196 (evaluate_stmt): Simplify now that ccp_fold folds constant
18199 2008-03-15 Paul Brook <paul@codesourcery.com>
18201 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18202 (extzv): Use gen_extzv_t2.
18203 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18205 2008-03-15 Richard Guenther <rguenther@suse.de>
18207 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18208 (fold_const_aggregate_ref): Likewise.
18209 (get_value): Return NULL if we don't have any values.
18210 (ccp_finalize): Set const_val to NULL after freeing it.
18211 * tree-flow.h (get_symbol_constant_value): Declare.
18212 (fold_const_aggregate_ref): Likewise.
18213 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18215 2008-03-15 Richard Guenther <rguenther@suse.de>
18217 PR middle-end/35593
18218 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18219 to not produce negative array indices if not allowed. Add
18220 parameter to indicate that.
18221 (maybe_fold_offset_to_component_ref): Allow negative array
18222 indices only for the first member of a structure.
18223 (maybe_fold_offset_to_reference): Allow negative array indices.
18224 (maybe_fold_stmt_addition): Likewise.
18226 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18227 Anatoly Sokolov <aesok@post.ru>
18229 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18230 (avr_arch): Add ARCH_AVR6.
18231 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18232 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18233 instead of fixed value 2.
18234 (print_operand_address): Use gs() asm specifier instead of pm().
18235 (avr_assemble_integer): (Ditto.).
18236 (avr_output_addr_vec_elt): (Ditto.).
18237 (print_operand): Handle "!" code.
18238 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18239 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18240 (AVR_HAVE_EIJMP_EICALL): Define.
18241 (AVR_3_BYTE_PC): Redefine.
18242 (AVR_2_BYTE_PC): (Ditto.).
18243 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18244 (LINK_SPEC): Add atmega2560 and atmega2561.
18245 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18247 * config/avr/avr.md (call_insn): Use eicall instead of icall
18248 for 3 byte PC devices.
18249 (call_value_insn): (Ditto.).
18250 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18251 (indirect_jump): Use only for for 2 byte PC devices.
18252 (*tablejump): (Ditto.).
18253 (*indirect_jump_avr6): Add insn.
18254 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18255 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18256 instead of ijmp for 3 byte PC devices.
18257 (__tablejump2__): (Ditto.).
18258 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18259 (MULITLIB_DIRNAMES): (Ditto.).
18260 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18262 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18264 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18265 "sse2_umulsidi3". Use V1DI mode for operand 0.
18266 ("mmx_psadbw"): Use V1DI mode for operand 0.
18267 * config/i386/i386-modes.def (V1SI): New vector mode.
18268 * config/i386/i386.c (struct builtin_description)
18269 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18270 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18271 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18272 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18273 v1di_ftype_v8qi_v8qi type.
18274 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18276 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18277 __builtin_ia32_pmuludq]: Fix the mode of return value.
18279 2008-03-15 Richard Guenther <rguenther@suse.de>
18281 PR middle-end/35595
18282 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18285 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18287 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18288 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18289 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18290 unless TARGET_SERIALIZE_VOLATILE is enabled.
18291 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18292 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18293 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18295 2008-03-14 Richard Guenther <rguenther@suse.de>
18297 PR tree-optimization/34172
18298 * tree-flow.h (refs_may_alias_p): Declare.
18299 (get_single_def_stmt): Likewise.
18300 (get_single_def_stmt_from_phi): Likewise.
18301 (get_single_def_stmt_with_phi): Likewise.
18302 * tree-dfa.c (refs_may_alias_p): New function.
18303 (get_single_def_stmt): Likewise.
18304 (get_single_def_stmt_from_phi): Likewise.
18305 (get_single_def_stmt_with_phi): Likewise.
18306 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18307 (vn_reference_lookup_1): New helper function.
18308 (vn_reference_lookup): Walk the virtual use-def chain to
18309 continue searching for a match if the def does not alias the
18310 reference we are looking for.
18312 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18314 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18315 archive and Perzl. Update The Written Word listing.
18317 2008-03-14 Richard Guenther <rguenther@suse.de>
18319 PR tree-optimization/34043
18320 PR tree-optimization/33989
18321 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18323 (bitmap_find_leader): Use extra argument to verify dominance
18324 relationship inside a basic-block.
18325 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18326 (find_leader_in_sets): Adjust.
18327 (create_component_ref_by_pieces): Take extra argument for
18328 dominance check, handle lookup failures.
18329 (find_or_generate_expression): Likewise.
18330 (create_expression_by_pieces): Likewise.
18331 (insert_into_preds_of_block): Adjust.
18332 (create_value_expr_from): If asked for, verify all operands
18333 are in the blocks AVAIL_OUT set.
18334 (make_values_for_stmt): Check for SSA_NAMEs that are life
18335 over an abnormal edge.
18336 (compute_avail): Remove such check.
18337 (do_SCCVN_insertion): New function.
18338 (eliminate): If we do not find a leader suitable for replacement
18339 insert a replacement expression from SCCVN if available.
18340 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18341 (struct vn_ssa_aux): Add needs_insertion flag.
18342 * tree-ssa-sccvn.c (may_insert): New global flag.
18343 (copy_reference_ops_from_ref): Value-number union member access
18344 based on its size, not type and member if insertion is allowed.
18345 (visit_reference_op_load): For a weak match from union type
18346 punning lookup a view-converted value and insert a SSA_NAME
18347 for that value if that is not found.
18348 (visit_use): Make dumps shorter. Do not disallow value numbering
18349 SSA_NAMEs that are life over an abnormal edge to constants.
18350 (free_scc_vn): Release inserted SSA_NAMEs.
18351 (run_scc_vn): New flag to specify whether insertion is allowed.
18352 Process SSA_NAMEs in forward order.
18353 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18354 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18355 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18356 pointer type to/from integral types that do not change the
18357 precision to regular conversions.
18359 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18361 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18362 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18363 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18364 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18365 input arguments and the mode of return value. Built-in functions
18366 that operate on whole 64-bit MMX register now use V1DI mode.
18368 2008-03-13 Alon Dayan <alond@il.ibm.com>
18369 Olga Golovanevsky <olga@il.ibm.com>
18371 PR tree-optimization/35041
18372 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18373 to locate the right position in a statement.
18375 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18379 * config/i386/xmmintrin.h: Change all static inline functions to
18380 extern inline and add __gnu_inline__ attribute.
18381 * config/i386/bmintrin.h: Ditto.
18382 * config/i386/smmintrin.h: Ditto.
18383 * config/i386/tmmintrin.h: Ditto.
18384 * config/i386/mmintrin-common.h: Ditto.
18385 * config/i386/ammintrin.h: Ditto.
18386 * config/i386/emmintrin.h: Ditto.
18387 * config/i386/pmmintrin.h: Ditto.
18388 * config/i386/mmintrin.h: Ditto.
18389 * config/i386/mm3dnow.h: Ditto.
18391 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18393 PR middle-end/35185
18394 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18395 (lower_omp_2): New function.
18396 (lower_omp_1, lower_omp): Rewritten.
18398 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18401 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18402 with the phrase "Microsoft Windows compilers".
18403 (Push/Pop Macro Pragmas): New subsection. Document
18404 #pragma push_macro and pragma pop_macro.
18406 2008-03-12 Paul Brook <paul@codesourcery.com>
18408 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18410 2008-03-12 Paul Brook <paul@codesourcery.com>
18412 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18413 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18414 (thumb2_addsi_shortim): Rename ...
18415 (thumb2_addsi_short): ... to this. Allow register operands.
18416 (thumb2_subsi_short): New pattern.
18417 (thumb2_one_cmplsi2_short,
18418 thumb2_negsi2_short): New patterns and peepholes.
18420 2008-03-12 Paul Brook <paul@codesourcery.com>
18422 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18424 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18426 * config/i386/i386.md (int_cond): New code iterator.
18428 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18429 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18430 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18431 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18432 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18433 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18434 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18435 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18437 2008-03-12 Paul Brook <paul@codesourcery.com>
18439 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18440 instead of {arm,thumb}_compute_save_reg_mask.
18441 (output_return_instruction): Ditto.
18442 (thumb_unexpanded_epilogue): Ditto.
18443 (thumb1_expand_prologue): Ditto.
18444 (thumb1_output_function_prologue): Ditto.
18445 (arm_set_return_address): Ditto.
18446 (thumb_set_return_address): Ditto.
18447 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18448 regs to achieve stack alignment.
18449 (thumb1_compute_save_reg_mask): Fix compiler warning.
18450 (arm_output_epilogue): Use offsets->saved_regs_mask.
18451 Adjust stack pointer by poping call clobered registers.
18452 (arm_expand_prologue): Use offsets->saved_regs_mask.
18453 Adjust stack pointer by pushing extra registers.
18454 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18456 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18459 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18460 conversion to the operands of a multiplication.
18462 2008-03-12 Richard Guenther <rguenther@suse.de>
18464 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18465 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18466 * timevar.def (TV_TREE_PHIPROP): Add.
18467 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18468 pass description. Use TV_TREE_PHIPROP.
18469 * tree-ssa-forwprop.c: Remove phiprop code.
18471 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18473 PR middle-end/35549
18474 * omp-low.c (maybe_lookup_decl): Constify first argument.
18475 (use_pointer_for_field): Change last argument from bool to
18476 omp_context *. Disallow shared copy-in/out in nested
18477 parallel if decl is shared in outer parallel too.
18478 (build_outer_var_ref, scan_sharing_clauses,
18479 lower_rec_input_clauses, lower_copyprivate_clauses,
18480 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18482 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18483 Ira Rosen <irar@il.ibm.com>
18485 * tree-vectorizer.c (free_stmt_vec_info): New function.
18486 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18487 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18488 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18489 * tree-vect-transform.c (vectorizable_conversion): Free
18490 vec_oprnds0 if it was allocated.
18491 (vect_permute_store_chain): Remove unused VECs.
18492 (vectorizable_store): Free VECs that are allocated in the..
18494 (vect_transform_strided_load, vectorizable_load): Likewise.
18495 (vect_remove_stores): Simplify the code.
18496 (vect_transform_loop): Move code to vect_remove_stores().
18497 Call vect_remove_stores() and free_stmt_vec_info().
18499 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18501 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18502 TARGET_HPUX. Revise comment.
18503 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18504 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18505 Use sr4 variant of `be' instruction when not generating PIC code.
18506 (attr_length_call): Adjust for above change.
18508 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18510 * ipa-reference.c (static_execute): Remove module_statics_const and
18511 associated setting code.
18513 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18516 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18517 predicate for operand 1.
18518 (paritysi2_cmp): Use register_operand predicate for operand 2.
18519 Use earlyclobber modifier for operand 1. Remove support for
18521 (paritydi2_cmp): Use register_operand predicate for operand 3.
18522 Use earlyclobber modifier for operand 1. Remove support for
18525 2008-03-11 Paul Brook <paul@codesourcery.com>
18526 Vladimir Prus <vladimir@codesourcery.com>
18528 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18529 (arm_compute_save_reg0_reg12_mask): Always
18530 check if register 11 must be saved. Always safe hard frame pointer
18531 when frame_pointer_needeed.
18532 (arm_compute_save_reg_mask): Save IP and PC
18533 only with apcs frames.
18534 (arm_output_epilogue): Adjust Thumb2 codepath to
18535 be also invoked and work for ARM non-apcs frames.
18536 (arm_expand_prologue): Don't bother saving IP
18537 for non-apcs frame, since it's not clobbered by
18538 prologue code. Implement non-apcs frame
18541 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18543 PR rtl-optimization/35281
18544 * expr.c (convert_move): Use a new pseudo for the intermediate
18545 from_mode->word_mode result.
18547 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18549 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18550 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18551 * toplev.c (compile_file): Don't call it.
18553 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18555 PR middle-end/35526
18556 * expr.c (store_expr): Call emit_block_move if the mode
18557 of "temp" RTX is BLKmode.
18559 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18560 Richard Guenther <rguenther@suse.de>
18562 PR tree-optimization/31358
18563 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18564 the step with a NULL_TREE.
18565 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18566 to sizetype if type is a pointer type.
18567 (add_candidate_1): Don't convert the base and step to
18568 the generic type if the orginal type is a pointer type.
18569 (add_iv_value_candidates): Use sizetype for the step
18570 if type is a pointer type.
18571 (cand_value_at): Likewise.
18572 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18574 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18575 Don't convert the tem affine to the type.
18576 (add_elt_to_tree): Use sizetype for the step if a pointer.
18577 Use POINTER_PLUS_EXPR for pointers.
18578 (aff_combination_to_tree): Use sizetype for the step if a
18581 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18583 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18584 Remove commutativity hint.
18586 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18590 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18591 errorneous type. Check that v is a VAR_DECL.
18593 PR middle-end/35099
18594 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18596 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18598 PR tree-optimization/35494
18599 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18600 may be overriden at link and run time.
18602 2008-03-10 Richard Guenther <rguenther@suse.de>
18604 PR tree-optimization/34677
18605 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18606 (poolify_tree): Likewise.
18607 (modify_expr_template): Likewise.
18608 (poolify_modify_stmt): Likewise.
18609 (insert_fake_stores): Handle all component-ref style stores
18610 in addition to INDIRECT_REF. Also handle complex types.
18611 Do not poolify the inserted load.
18612 (realify_fake_stores): Do not rebuild the tree but only
18613 make it a SSA_NAME copy.
18614 (init_pre): Remove initialzation of modify_expr_template.
18615 Do not allocate modify_expr_node_pool.
18616 (fini_pre): Do not free modify_expr_node_pool.
18618 2008-03-10 Paul Brook <paul@codesourcery.com>
18620 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18621 to avoid conflicts.
18623 2008-03-10 Paul Brook <paul@codesourcery.com>
18624 Mark Shinwell <shinwell@codesourcery.com>
18626 * config/arm/cortex-r4.md: New.
18627 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18629 * config/arm/arm.md: Include cortex-r4.md.
18630 (insn): Add smmls, sdiv and udiv values.
18631 (generic_sched): Don't use generic scheduling for Cortex-R4.
18632 (arm_issue_rate): New function.
18633 (TARGET_SCHED_ISSUE_RATE): Define.
18635 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18637 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18639 2008-03-10 Richard Guenther <rguenther@suse.de>
18641 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18642 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18644 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18646 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18647 Set default to true.
18649 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18651 * c.opt (Wsynth): Deprecate.
18652 * doc/invoke.texi (Option Summary, Warning Options): Document
18653 -Wno-format-contains-nul.
18655 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18658 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18659 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18661 2008-03-09 Ira Rosen <irar@il.ibm.com>
18663 * config/rs6000/rs6000.c (builtin_description): Rename vector
18664 left shift operations.
18665 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18666 (altivec_vsl<VI_char>): Rename to ...
18667 (ashl<mode>3): ... new name.
18668 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18670 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18672 2008-03-08 Richard Guenther <rguenther@suse.de>
18674 * coverage.h (tree_coverage_counter_addr): Declare.
18675 * coverage.c (tree_coverage_counter_addr): New function.
18676 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18677 before using again.
18678 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18679 (tree_gen_one_value_profiler): Likewise.
18680 (tree_gen_ic_profiler): Likewise.
18681 (tree_gen_average_profiler): Likewise.
18682 (tree_gen_ior_profiler): Likewise.
18684 2008-03-08 Richard Guenther <rguenther@suse.de>
18686 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18687 (vn_binary_op_insert): Likewise.
18688 (vn_unary_op_lookup): Likewise.
18689 (vn_unary_op_insert): Likewise.
18690 (vn_nary_op_lookup): Declare.
18691 (vn_nary_op_insert): Likewise.
18692 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18693 and binary hashes, use a single obstack for unary_op_pool
18694 and binary_op_pool.
18695 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18696 a single struct vn_nary_op_s. Store tree code length and
18697 a variable number of operands.
18698 (struct vn_reference_op_struct): Remove unused op2.
18699 (vn_reference_op_eq): Do not compare op2.
18700 (vn_reference_op_compute_hash): Do not compute hash of op2.
18701 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18702 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18703 with vn_nary_op_compute_hash.
18704 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18705 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18707 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18709 (visit_unary_op): Call nary functions.
18710 (visit_binary_op): Likewise.
18711 (process_scc): Adjust for struct vn_tables_s changes.
18712 (allocate_vn_table): Likewise.
18713 (free_vn_table): Likewise.
18714 * tree-vn.c (vn_add): Call nary functions.
18715 (vn_lookup): Likewise.
18717 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18720 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18721 wdst back after sync_compare_and_swapqhi_internal.
18723 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18726 * config/i386/i386-modes.def (V1DI): New vector mode.
18727 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18728 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18729 (MMXMODE248): Ditto.
18730 (MMXMODE): Add V1DI mode.
18731 (mmxvecsize): Change DI mode to V1DI mode.
18732 ("mov<mode>): Use MMXMODEI8 mode iterator.
18733 ("*mov<mode>_internal_rex64"): Ditto.
18734 ("*mov<mode>_internal"): Ditto.
18735 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18736 ("mmx_sub<mode>3"): Ditto.
18737 ("mmx_adddi3"): Remove insn pattern.
18738 ("mmx_subdi3"): Ditto.
18739 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18740 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18741 ("mmx_ashl<mode>3"): Ditto.
18742 ("mmx_lshrdi3"): Remove insn pattern.
18743 ("mmx_ashldi3"): Ditto.
18744 * config/i386/i386.c (classify_argument): Handle V1DImode.
18745 (function_arg_advance_32): Ditto.
18746 (function_arg_32): Ditto.
18747 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18748 mmx_addv1di3 insn pattern.
18749 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18750 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18751 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18752 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18753 Remove definitions of built-in functions.
18754 (V1DI_type_node): New node.
18755 (v1di_ftype_v1di_int): Ditto.
18756 (v1di_ftype_v1di_v1di): Ditto.
18757 (v2si_ftype_v2si_si): Ditto.
18758 (v4hi_ftype_v4hi_di): Remove node.
18759 (v2si_ftype_v2si_di): Ditto.
18760 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18761 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18762 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18763 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18764 Add new builtins using def_builtin_const.
18765 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18766 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18767 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18768 * config/i386/mmintrin.h (__v1di): New typedef.
18769 (_mm_add_si64): Cast arguments to __v1di type.
18770 (_mm_sub_si64): Ditto.
18771 (_mm_sll_pi16): Cast __count to __v4hi type.
18772 (_mm_sll_pi32): Cast __count to __v2si type.
18773 (_mm_sll_si64): Cast arguments to __v1di type.
18774 (_mm_srl_pi16): Cast __count to __v4hi type.
18775 (_mm_srl_pi32): Cast __count to __v2si type.
18776 (_mm_srl_si64): Cast arguments to __v1di type.
18777 (_mm_sra_pi16): Cast __count to __v4hi type.
18778 (_mm_sra_pi32): Cast __count to __v2si type.
18779 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18780 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18781 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18782 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18783 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18784 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18785 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18786 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18787 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18788 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18789 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18790 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18792 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18794 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18796 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18799 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18800 reg+const addressing for Altivec modes. Don't generate reg+reg
18801 addressing for TFmode or TDmode quantities.
18803 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18805 * c-common.c (vector_types_convertible_p): Call langhook
18806 instead of comptypes.
18808 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18811 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18812 integral and scalar float variables which have a
18815 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18817 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18818 dwarf_register_span hook when emitting unwind information for
18819 register-to-memory saves.
18820 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18821 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18823 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18825 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18826 for the same VAR_DECL.
18828 2008-03-06 Tom Tromey <tromey@redhat.com>
18830 * treelang: Delete.
18831 * doc/standards.texi (Standards): Don't mention treelang.
18832 * doc/invoke.texi (Overall Options): Don't mention treelang.
18833 * doc/install.texi (Prerequisites): Don't mention bison or
18835 (Configuration): Don't mention treelang.
18836 (Building): Likewise.
18837 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18839 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18841 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18842 word-extractions out of a multi-word object.
18844 2008-03-06 Richard Guenther <rguenther@suse.de>
18846 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18847 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18848 result type and precision.
18849 * expr.c (get_inner_reference): Set unsignedp based on the result
18850 type of BIT_FIELD_REF.
18851 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18852 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18853 (try_instantiate_multiple_fields): Likewise. Use the correct type
18855 (sra_build_assignment): Likewise.
18856 (sra_build_elt_assignment): Likewise.
18857 (sra_explode_bitfield_assignment): Likewise.
18858 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18859 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18860 set BIT_FIELD_REF_UNSIGNED.
18861 (vectorizable_load): Likewise.
18863 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18865 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18868 2008-03-06 Richard Guenther <rguenther@suse.de>
18870 * alias.c (struct alias_set_entry): Move has_zero_child field
18871 to pack with alias_set.
18873 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18875 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18878 2008-03-05 Ian Lance Taylor <iant@google.com>
18880 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18882 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18884 * fwprop.c (update_df): Support width and offset parameters of
18886 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18887 global_conflicts): Change DF_REF_EXTRACT to either
18888 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18889 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18890 * df-scan.c (df_ref_record, df_defs_record,
18891 df_ref_create_structure, df_def_record_1, df_uses_record,
18892 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18893 df_bb_refs_collect, df_entry_block_defs_collect,
18894 df_exit_block_uses_collect): Support new width and offset fields.
18895 (ref_extract_pool): New storage pool.
18896 (df_free_ref): New function.
18897 (df_reg_chain_unlink, df_free_collection_rec,
18898 df_sort_and_compress_refs): Call df_free_ref.
18899 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18901 (df_ref_create_structure): Allocate df_ref_extract if offset and
18902 width fields are used.
18903 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18904 (df_uses_record): Get offset and width from ZERO_EXTRACT
18906 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18907 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18908 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18909 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18910 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18911 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18912 (df_ref_extract): New structure.
18913 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18914 (df_ref_create): Add width and offset parameters.
18916 2008-03-05 Richard Guenther <rguenther@suse.de>
18918 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18919 Use ranges_overlap_p.
18920 (offset_overlaps_with_access): Rename
18921 to ranges_overlap_p and move ...
18922 * tree-flow-inline.h (ranges_overlap_p): ... here.
18924 * tree.h (get_inner_reference, handled_component_p): Update
18927 * tree.h (record_component_aliases, get_alias_set,
18928 alias_sets_conflict_p, alias_sets_must_conflict_p,
18929 objects_must_conflict_p): Move declarations ...
18930 * alias.h (record_component_aliases, get_alias_set,
18931 alias_sets_conflict_p, alias_sets_must_conflict_p,
18932 objects_must_conflict_p): ... here.
18933 Include coretypes.h.
18934 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18936 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18938 * cfg.c: Include tree-flow.h.
18939 (remove_edge_raw): Call redirect_edge_var_map_clear.
18940 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18941 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18942 (redirect_edge_var_map_result): New.
18943 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18944 PENDING_STMT use with redirect_edge_var_map_*.
18945 * tree-ssa.c (edge_var_maps): New definition.
18946 (redirect_edge_var_map_add): New.
18947 (redirect_edge_var_map_clear): New.
18948 (redirect_edge_var_map_dup): New.
18949 (redirect_edge_var_map_vector): New.
18950 (redirect_edge_var_map_destroy): New.
18951 (ssa_redirect_edge): Replace PENDING_STMT use with
18952 redirect_edge_var_map_*.
18953 (flush_pending_stmts): Same.
18954 (delete_tree_ssa): Destroy edge var map.
18955 * tree-flow.h (struct _edge_var_map): New.
18956 Define edge_var_map vector type.
18957 Declare redirect_edge_var_map_* prototypes.
18958 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18959 * tree-cfg.c (reinstall_phi_args): Replace
18960 PENDING_STMT use with redirect_edge_var_map_*.
18962 2008-03-05 Richard Guenther <rguenther@suse.de>
18964 PR tree-optimization/35472
18965 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18966 whose single use_stmt has a overlapping set of loaded and
18967 stored symbols as that use_stmt might be a noop assignment then.
18969 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18971 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18973 2008-03-05 Richard Guenther <rguenther@suse.de>
18976 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18977 should be constants.
18978 * tree-cfg.c (verify_expr): Verify it.
18979 * fold-const.c (fold_truthop): Remove code generating
18980 BIT_FIELD_REFs of structure bases.
18981 (fold_binary): Likewise.
18982 (fold_ternary): Position and size of BIT_FIELD_REFs are
18983 always host integers.
18984 (make_bit_field_ref): Remove.
18985 (optimize_bit_field_compare): Remove.
18986 (all_ones_mask_p): Remove.
18988 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18991 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18992 (split_block_and_df_analyze): New. Split basic block and rebuild
18994 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18996 (split_pattern_seq): Likewise.
18997 (erase_matching_seqs): Likewise.
18998 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19000 2008-03-04 Geoff Keating <geoffk@apple.com>
19002 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19003 declaration and code.
19004 (tree_invalid_nonnegative_warnv_p): Likewise.
19006 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19008 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19009 examples. Truncate option-names then causing overfull hbox.
19011 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19014 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19016 * configure: Rebuilt.
19018 2008-03-04 Rafael Espíndola <espindola@google.com>
19020 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19021 (tree_unary_nonnegative_warnv_p): New.
19022 (tree_binary_nonnegative_warnv_p): New.
19023 (tree_single_nonnegative_warnv_p): New.
19024 (tree_invalid_nonnegative_warnv_p): New.
19025 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19027 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19030 * opts.c (handle_option): Postpone 'unknown option' errors only for
19033 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19036 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19039 2008-03-04 Rafael Espíndola <espindola@google.com>
19041 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19042 (tree_binary_nonzero_warnv_p): New.
19043 (tree_single_nonzero_warnv_p): New.
19044 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19046 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19048 PR middle-end/35456
19049 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19050 transformations for modes that have signed zeros.
19051 * ifcvt.c (noce_try_abs): Ditto.
19053 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19055 * config/i386/i386.c (override_options): Force
19056 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19058 2008-03-04 Jan Hubicka <jh@suse.cz>
19061 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19064 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19066 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19067 label to probe the stack.
19069 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19071 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19072 (__gthr_win32_mutex_destroy): Declare.
19073 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19074 __gthr_win32_mutex_destroy.
19075 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19077 2008-03-03 Jan Hubicka <jh@suse.cz>
19080 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19081 aggressive on inlining cold calls.
19083 2008-03-03 Richard Guenther <rguenther@suse.de>
19085 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19086 struct copies into the expression table.
19087 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19088 (try_to_simplify): Likewise.
19089 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19090 integral and pointer arguments which do not change the
19091 precision to NOP_EXPRs.
19092 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19093 VIEW_CONVERT_EXPR case.
19095 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19097 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19098 defined in a loop at depth 0 is invariant.
19099 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19100 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19101 be called at loop depth 0.
19103 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19106 * gcc.c (process_command): Update copyright notice dates.
19107 * gcov.c (print_version): Likewise.
19108 * gcov-dump.c (print_version): Likewise.
19109 * mips-tfile.c (main): Likewise.
19110 * mips-tdump.c (main): Likewise.
19112 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19115 * c-common.c (flag_permissive): Delete.
19116 (constant_expression_warnings): Check flags first.
19117 (constant_expression_error): New.
19118 * c-common.h (flag_permissive): Delete.
19119 (constant_expression_error): Declare.
19120 * flags.h (flag_permissive): Declare. Update description.
19121 * diagnostic.c (pedwarn): Update.
19123 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19124 (permissive_error_kind): New.
19125 * toplev.c (flag_permissive): Define. Update description.
19126 * toplev.h (permissive_error_kind): Declare.
19127 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19128 (pedwarn_c90): Use pedantic_warning_kind.
19129 * c-opts.c (c_common_post_options): flag_permissive does not affect
19130 flag_pedantic_errors.
19132 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19134 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19135 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19136 __absvsi2, __absvDI2): Use unsigned arithmetic.
19138 2008-03-02 Andi Kleen <ak@suse.de>
19139 Richard Guenther <rguenther@suse.de>
19141 * struct-equiv.c: Remove file.
19142 * cfg_cleanup.c (condjump_equiv_p): Remove.
19143 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19144 (struct-equiv.o): Remove rule.
19145 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19146 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19147 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19149 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19151 * ifcvt.c (noce_process_if_block): Try to handle only the then
19152 block if the else block exists but isn't suitable.
19154 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19157 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19158 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19159 regression from previous patch.
19161 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19164 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19166 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19167 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19168 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19169 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19170 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19171 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19172 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19173 (__gthread_mutex_destroy_function): Rename to
19174 __gthread_mutex_destroy.
19175 * gthr-dce.h (__gthread_mutex_destroy): Call
19176 pthread_mutex_destroy.
19177 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19178 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19179 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19181 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19183 * df-scan.c (df_ref_chain_change_bb): Simplify.
19184 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19185 set_block_for_insn if there's any change.
19186 * df.h ((df_insn_change_bb): Fix prototype.
19187 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19188 df_insn_change_bb, don't call set_block_for_insn.
19189 * emit-rtl.c (reorder_insns): Likewise.
19190 * haifa-sched.c (move_insn): Likewise.
19192 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19194 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19196 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19198 * tree-flow-inline.h (next_readonly_imm_use): Return
19199 NULL_USE_OPERAND_P after the end.
19201 2008-03-01 Richard Guenther <rguenther@suse.de>
19203 PR tree-optimization/35411
19204 * tree-sra.c (sra_build_assignment): Split conversion to
19205 final type to a separate statement if we are not assigning
19208 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19210 * fold-const.c (fold_convertible_p): Correct the logic to follow
19211 that in fold_convert().
19213 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19216 * tree-inline.c (build_duplicate_type): When we make a
19217 duplicate type, make it unique in the canonical types system.
19219 2008-02-29 Tom Tromey <tromey@redhat.com>
19221 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19222 input_file_stack_history, input_file_stack_restored): Remove.
19223 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19224 * input.h (struct file_stack): Remove.
19225 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19226 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19228 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19230 (diagnostic_last_module_changed): Add 'map' argument.
19231 (diagnostic_set_last_function): Likewise.
19232 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19233 line map, not input_file_stack.
19234 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19236 2008-02-29 Paul Brook <paul@codesourcery.com>
19238 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19240 2008-02-29 Paul Brook <paul@codesourcery.com>
19242 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19244 2008-02-29 Richard Guenther <rguenther@suse.de>
19246 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19248 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19249 value for comparing for a store match.
19250 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19251 (try_to_simplify): Do not do a full-blown reference lookup.
19253 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19255 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19256 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19258 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19260 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19262 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19263 strides against cache sizes.
19265 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19267 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19270 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19272 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19273 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19274 is smaller than the original promoted value.
19275 (simplify_subreg): If OP is a SUBREG, try to preserve its
19276 SUBREG_PROMOTED_VAR_P information.
19278 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19280 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19281 (VN_INFO_GET): Allocate new objects on the obstack.
19282 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19283 for rpo_numbers_temp, for consistency.
19284 (free_scc_vn): Free the obstack.
19286 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19288 * doc/invoke.texi: Document -ftree-loop-distribution.
19289 * tree-loop-distribution.c: New.
19290 * tree-pass.h (pass_loop_distribution): New.
19291 * graphds.h (struct graph): Add htab_t indices.
19292 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19293 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19294 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19295 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19296 * tree-data-ref.c (debug_data_dependence_relations): New.
19297 (dump_data_dependence_relation): Also print data references.
19298 (free_data_ref): Extern.
19299 (same_access_functions): Moved...
19300 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19301 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19302 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19303 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19304 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19305 (stmts_from_loop): Skip LABEL_EXPR.
19306 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19308 (build_rdg): Initialize rdg->indices htab.
19309 (free_rdg, stores_from_loop, ref_base_address,
19310 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19311 have_similar_memory_accesses_1, ref_base_address_1,
19312 remove_similar_memory_refs): New.
19313 * tree-data-ref.h: Depend on tree-chrec.h.
19314 (debug_data_dependence_relations, free_data_ref): Declared.
19315 (same_access_functions): ... here.
19316 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19318 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19319 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19320 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19321 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19322 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19323 rdg_vertex_for_stmt): Declared.
19324 (struct rdg_edge): Add level.
19326 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19327 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19329 (rdg_has_similar_memory_accesses): New.
19330 * tree-vect-analyze.c: Remove unused static decls.
19331 * lambda.h (dependence_level): New.
19332 * common.opt (ftree-loop-distribution): New.
19333 * tree-flow.h (mark_virtual_ops_in_bb,
19334 slpeel_tree_duplicate_loop_to_edge_cfg,
19335 rename_variables_in_loop): Declared.
19336 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19337 (OBJS-common): Add tree-loop-distribution.o.
19338 (tree-loop-distribution.o): New rule.
19339 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19340 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19341 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19343 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19346 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19347 other than structures and unions.
19349 2008-02-28 Richard Guenther <rguenther@suse.de>
19352 2008-02-26 Richard Guenther <rguenther@suse.de>
19354 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19355 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19356 (lookup_decl_from_uid): Declare.
19357 (remove_decl_from_map): Likewise.
19358 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19359 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19360 (decl_for_uid_map): New global hashtable mapping DECL_UID
19362 (init_ttree): Allocate it.
19363 (insert_decl_to_uid_decl_map): New helper function.
19364 (make_node_stat): Insert new decls into the map.
19365 (copy_node_stat): Likewise.
19366 (lookup_decl_from_uid): New function.
19367 (remove_decl_from_map): Likewise.
19368 (print_decl_for_uid_map_statistics): New helper.
19369 (dump_tree_statistics): Call it.
19371 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19372 (referenced_var_iterator): Adjust.
19373 (FOR_EACH_REFERENCED_VAR): Adjust.
19374 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19375 (num_referenced_vars): Adjust.
19376 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19377 (first_referenced_var): Remove.
19378 (end_referenced_vars_p): Likewise.
19379 (next_referenced_var): Likewise.
19380 (referenced_var_iterator_set): New helper function.
19381 * tree-dfa.c (referenced_var_lookup): Adjust.
19382 (referenced_var_check_and_insert): Likewise.
19383 (remove_referenced_var): Likewise.
19384 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19385 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19386 (verify_call_clobbering): Likewise.
19387 (verify_memory_partitions): Likewise.
19388 (init_tree_ssa): Allocate bitmap instead of hashtable for
19390 (delete_tree_ssa): Adjust.
19391 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19392 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19393 (compute_tag_properties): Likewise.
19394 (set_initial_properties): Likewise.
19395 (find_partition_for): Likewise.
19396 (update_reference_counts): Likewise.
19397 (dump_may_aliases_for): Likewise.
19398 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19399 (add_call_clobber_ops): Likewise.
19400 (add_call_read_ops): Likewise.
19401 (get_asm_expr_operands): Likewise.
19402 * tree-into-ssa.c (dump_decl_set): Likewise.
19403 (update_ssa): Likewise.
19404 * tree-sra.c (scan_function): Likewise.
19405 (decide_instantiations): Likewise.
19406 (scalarize_parms): Likewise.
19407 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19408 (dsa_named_for): Likewise.
19409 * tree-ssa-structalias.c (update_alias_info): Likewise.
19410 (merge_smts_into): Likewise.
19412 2008-02-27 David Daney <ddaney@avtrex.com>
19415 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19416 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19417 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19418 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19419 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19421 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19424 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19425 (BUILT_IN_NEXTTOWARD): Remove.
19426 (BUILT_IN_NEXTTOWARDF): Ditto.
19427 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19428 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19430 2008-02-27 Tom Tromey <tromey@redhat.com>
19432 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19433 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19435 2008-02-27 Jan Beulich <jbeulich@novell.com>
19437 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19438 update the respective field on newdecl.
19440 2008-02-27 Revital Eres <eres@il.ibm.com>
19442 PR rtl-optimization/34999
19443 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19444 crossing edges that ends with a call insn.
19445 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19446 call insn and clear the EDGE_CROSSING flag of the crossing edge
19447 when fixing fallthru edges.
19449 2008-02-27 Richard Guenther <rguenther@suse.de>
19451 PR middle-end/35390
19452 * fold-const.c (fold_unary): Return the correct argument,
19453 converted to the result type.
19455 2008-02-27 Richard Guenther <rguenther@suse.de>
19457 PR middle-end/34971
19458 * expr.c (expand_expr_real_1): Assert on rotates that operate
19460 * fold-const.c (fold_binary): Use the types precision, not the
19461 bitsize of the mode if folding rotate expressions. Build rotates
19462 only for full modes.
19464 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19466 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19467 and CPP_PRAGMA_EOL.
19468 * c-pragma.c (pragma_ns_name): New typedef.
19469 (registered_pp_pragmas): New variable.
19470 (c_pp_lookup_pragma): New function.
19471 (c_register_pragma_1): If flag_preprocess_only, do nothing
19472 for non-expanded pragmas, for expanded ones push pragma's
19473 namespace and name into registered_pp_pragmas vector.
19474 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19475 flag_preprocess_only, don't register GCC pch_preprocess
19476 pragma if flag_preprocess_only.
19477 * c-opts.c (c_common_init): Call init_pragma even if
19478 flag_preprocess_only.
19479 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19480 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19481 cpp_register_pragma if flag_preprocess_only.
19483 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19486 * c-parser.c (c_parser_translation_unit): Warn for empty
19487 translation unit, not empty source file.
19489 2008-02-26 Paul Brook <paul@codesourcery.com>
19491 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19492 operand for Thumb-2.
19493 * config/arm/arm.h (reg_class): Add CORE_REGS.
19494 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19495 (BASE_REG_CLASS): Use CORE_REGS.
19496 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19497 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19498 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19499 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19500 ARM_REGNO_OK_FOR_INDEX_P.
19501 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19502 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19503 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19504 (ldm/stm peepholes): Ditto.
19505 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19506 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19507 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19508 * config/arm/constraints.md: Enable "k" constraint on ARM.
19510 2008-02-27 Ben Elliston <bje@au.ibm.com>
19512 * config/rs6000/rs6000.c: Annotate cache line size field in all
19513 instances of struct processor_costs.
19515 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19517 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19518 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19519 jump_bypass): New counters.
19520 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19521 * dce.c (gate_ud_dce): Same.
19522 (gate_fast_dce): Same.
19523 * dse.c (gate_dse1): New function.
19524 (gate_dse2): New function.
19525 (gate_dse): Merge results of new gate functions.
19526 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19527 (gate_handle_jump_bypass): Add dbg_cnt.
19528 (gate_handle_gcse): Add dbg_cnt.
19529 * ifcvt.c (gate_handle_if_conversion): Same.
19530 (gate_handle_if_after_combine): Same.
19531 (gate_handle_if_after_reload): Same.
19532 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19534 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19536 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19538 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19540 2008-02-26 Jason Merrill <jason@redhat.com>
19543 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19544 alone if it's the naming decl for the type's main variant.
19546 2008-02-26 Tom Tromey <tromey@redhat.com>
19548 * system.h (USE_MAPPED_LOCATION): Poison.
19549 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19550 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19551 (make_goto_expr_edges): Likewise.
19552 (remove_bb): Likewise.
19553 (execute_warn_function_return): Likewise.
19554 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19556 * c-common.c (fname_decl): Remove old location code.
19557 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19559 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19561 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19562 (gen_rtx_ASM_INPUT): Likewise.
19563 (gen_rtx_ASM_INPUT_loc): Likewise.
19564 (get_rtx_asm_OPERANDS): Remove.
19565 * cfglayout.c (insn_locators_alloc): Remove old location code.
19566 (set_curr_insn_source_location): Likewise.
19567 (curr_insn_locator): Likewise.
19568 * print-tree.c (print_node): Remove old location code.
19569 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19570 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19571 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19572 location_from_locus.
19573 (construct_exit_block): Remove old location code.
19574 * emit-rtl.c (force_next_line_note): Remove old location code.
19575 * profile.c (branch_prob): Remove old location code.
19576 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19577 LOC_LINE): Remove old-location variants.
19578 * langhooks.c (lhd_print_error_function): Remove old location
19580 * configure, config.in: Rebuilt.
19581 * configure.ac (--enable-mapped-location): Remove.
19582 * c-decl.c (c_init_decl_processing): Remove old location code.
19583 (finish_function): Likewise.
19584 * recog.c (decode_asm_operands): Remove old location code.
19585 * c-pch.c (c_common_read_pch): Remove old location code.
19586 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19588 * gimple-low.c (lower_function_body): Remove old location code.
19589 * toplev.c (unknown_location): Remove.
19590 (push_srcloc): Remove old-location variant.
19591 (process_options): Remove old location code.
19592 (lang_dependent_init): Likewise.
19593 * input.h (UNKNOWN_LOCATION): Move definition.
19594 (location_t): Undeprecate.
19595 (source_locus): Remove.
19596 (location_from_locus): Remove.
19597 (struct location_s): Remove.
19598 Remove all old-location code.
19599 (input_line, input_filename): Remove.
19600 * final.c (final_scan_insn): Remove old location code.
19601 * diagnostic.c (diagnostic_build_prefix): Remove
19602 USE_MAPPED_LOCATION test.
19603 * tree.h (gimple_stmt) <locus>: Now a location_t.
19604 (tree_exp) <locus>: Likewise.
19605 (DECL_IS_BUILTIN): Remove old-location variant.
19606 (annotate_with_file_line, annotate_with_locus): Likewise.
19607 (expr_locus, set_expr_locus): Update.
19608 * tree.c (build1_stat): Remove old location code.
19609 (last_annotated_node): Remove.
19610 (annotate_with_file_line): Remove old-location variant.
19611 (annotate_with_locus): Likewise.
19612 (expr_location): Remove old location code.
19613 (set_expr_location): Likewise.
19614 (expr_has_location): Likewise.
19615 (expr_locus): Likewise.
19616 (set_expr_locus): Likewise.
19617 (expr_filename): Don't use location_from_locus.
19618 (expr_lineno): Likewise.
19619 * rtl-error.c (location_for_asm): Remove old location code.
19620 * c-lex.c (cb_line_change): Remove old location code.
19621 (fe_file_change): Likewise.
19622 (cb_def_pragma): Likewise.
19623 (c_lex_with_flags): Likewise.
19624 * gengtype.c (do_typedef): Don't special-case location types.
19625 (define_location_structures): Remove.
19626 (main): Don't call define_location_structures.
19627 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19630 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19633 * builtins.def (BUILT_IN_STDARG_START): Remove.
19634 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19635 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19636 * tree-inline.c (inline_forbidden_p_1): Likewise.
19638 2008-02-26 Richard Guenther <rguenther@suse.de>
19640 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19641 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19642 (lookup_decl_from_uid): Declare.
19643 (remove_decl_from_map): Likewise.
19644 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19645 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19646 (decl_for_uid_map): New global hashtable mapping DECL_UID
19648 (init_ttree): Allocate it.
19649 (insert_decl_to_uid_decl_map): New helper function.
19650 (make_node_stat): Insert new decls into the map.
19651 (copy_node_stat): Likewise.
19652 (lookup_decl_from_uid): New function.
19653 (remove_decl_from_map): Likewise.
19654 (print_decl_for_uid_map_statistics): New helper.
19655 (dump_tree_statistics): Call it.
19657 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19658 (referenced_var_iterator): Adjust.
19659 (FOR_EACH_REFERENCED_VAR): Adjust.
19660 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19661 (num_referenced_vars): Adjust.
19662 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19663 (first_referenced_var): Remove.
19664 (end_referenced_vars_p): Likewise.
19665 (next_referenced_var): Likewise.
19666 (referenced_var_iterator_set): New helper function.
19667 * tree-dfa.c (referenced_var_lookup): Adjust.
19668 (referenced_var_check_and_insert): Likewise.
19669 (remove_referenced_var): Likewise.
19670 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19671 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19672 (verify_call_clobbering): Likewise.
19673 (verify_memory_partitions): Likewise.
19674 (init_tree_ssa): Allocate bitmap instead of hashtable for
19676 (delete_tree_ssa): Adjust.
19677 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19678 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19679 (compute_tag_properties): Likewise.
19680 (set_initial_properties): Likewise.
19681 (find_partition_for): Likewise.
19682 (update_reference_counts): Likewise.
19683 (dump_may_aliases_for): Likewise.
19684 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19685 (add_call_clobber_ops): Likewise.
19686 (add_call_read_ops): Likewise.
19687 (get_asm_expr_operands): Likewise.
19688 * tree-into-ssa.c (dump_decl_set): Likewise.
19689 (update_ssa): Likewise.
19690 * tree-sra.c (scan_function): Likewise.
19691 (decide_instantiations): Likewise.
19692 (scalarize_parms): Likewise.
19693 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19694 (dsa_named_for): Likewise.
19695 * tree-ssa-structalias.c (update_alias_info): Likewise.
19696 (merge_smts_into): Likewise.
19698 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19701 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19702 * c-opts.c (c_common_handle_option): Wall enables
19703 Wvolatile-register-var.
19704 * common.opt: Move Wvolatile-register-var to...
19707 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19709 * common.opt (Wlarger-than=): New.
19710 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19712 * opts.c (common_handle_option): Handle -Wlarger-than=.
19713 * optc-gen.awk: Likewise.
19714 * opth-gen.awk: Likewise.
19715 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19716 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19718 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19720 * c-common.c (match_case_to_enum_1): Add appropriate
19721 OPT_W* parameter to warning.
19722 (c_do_switch_warnings): Likewise.
19723 * c-typeck.c (warning_init): Add one more parameter following
19724 'warning' function.
19725 (push_init_level): Update call to warning_init.
19726 (pop_init_level): Likewise.
19727 (add_pending_init): Likewise.
19728 (output_init_element: Likewise.
19730 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19733 * toplev.c (toplev_main): If there are warnings or error, print
19734 errors for ignored options.
19735 * opts.c (ignored_options): New static variable.
19736 (postpone_unknown_option_error): New.
19737 (print_ignored_options): New.
19738 (handle_option): Postpone errors for unknown -Wno-* options.
19739 * opts.h (print_ignored_options): Declare.
19741 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19743 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19746 2008-02-25 Richard Guenther <rguenther@suse.de>
19749 2008-02-25 Richard Guenther <rguenther@suse.de>
19751 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19752 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19753 (lookup_decl_from_uid): Declare.
19754 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19755 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19756 (decl_for_uid_map): New global hashtable mapping DECL_UID
19758 (init_ttree): Allocate it.
19759 (insert_decl_to_uid_decl_map): New helper function.
19760 (make_node_stat): Insert new decls into the map.
19761 (copy_node_stat): Likewise.
19762 (lookup_decl_from_uid): New function.
19763 (print_decl_for_uid_map_statistics): New helper.
19764 (dump_tree_statistics): Call it.
19766 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19767 (referenced_var_iterator): Adjust.
19768 (FOR_EACH_REFERENCED_VAR): Adjust.
19769 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19770 (num_referenced_vars): Adjust.
19771 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19772 (first_referenced_var): Remove.
19773 (end_referenced_vars_p): Likewise.
19774 (next_referenced_var): Likewise.
19775 (referenced_var_iterator_set): New helper function.
19776 * tree-dfa.c (referenced_var_lookup): Adjust.
19777 (referenced_var_check_and_insert): Likewise.
19778 (remove_referenced_var): Likewise.
19779 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19780 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19781 (verify_call_clobbering): Likewise.
19782 (verify_memory_partitions): Likewise.
19783 (init_tree_ssa): Allocate bitmap instead of hashtable for
19785 (delete_tree_ssa): Adjust.
19786 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19787 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19788 (compute_tag_properties): Likewise.
19789 (set_initial_properties): Likewise.
19790 (find_partition_for): Likewise.
19791 (update_reference_counts): Likewise.
19792 (dump_may_aliases_for): Likewise.
19793 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19794 (add_call_clobber_ops): Likewise.
19795 (add_call_read_ops): Likewise.
19796 (get_asm_expr_operands): Likewise.
19797 * tree-into-ssa.c (dump_decl_set): Likewise.
19798 (update_ssa): Likewise.
19799 * tree-sra.c (scan_function): Likewise.
19800 (decide_instantiations): Likewise.
19801 (scalarize_parms): Likewise.
19802 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19803 (dsa_named_for): Likewise.
19804 * tree-ssa-structalias.c (update_alias_info): Likewise.
19805 (merge_smts_into): Likewise.
19807 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19810 * doc/invoke.texi (-fcx-limited-range): Document new option.
19811 * toplev.c (process_options): Handle -fcx-fortran-rules.
19812 * common.opt: Add documentation for -fcx-fortran-rules.
19814 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19817 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19818 actual behaviour and C99.
19820 2008-02-26 Ben Elliston <bje@au.ibm.com>
19822 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19823 (ASM_CPU_POWER6_SPEC): Likewise.
19824 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19825 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19826 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19828 2008-02-25 Richard Guenther <rguenther@suse.de>
19830 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19831 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19832 (lookup_decl_from_uid): Declare.
19833 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19834 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19835 (decl_for_uid_map): New global hashtable mapping DECL_UID
19837 (init_ttree): Allocate it.
19838 (insert_decl_to_uid_decl_map): New helper function.
19839 (make_node_stat): Insert new decls into the map.
19840 (copy_node_stat): Likewise.
19841 (lookup_decl_from_uid): New function.
19842 (print_decl_for_uid_map_statistics): New helper.
19843 (dump_tree_statistics): Call it.
19845 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19846 (referenced_var_iterator): Adjust.
19847 (FOR_EACH_REFERENCED_VAR): Adjust.
19848 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19849 (num_referenced_vars): Adjust.
19850 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19851 (first_referenced_var): Remove.
19852 (end_referenced_vars_p): Likewise.
19853 (next_referenced_var): Likewise.
19854 (referenced_var_iterator_set): New helper function.
19855 * tree-dfa.c (referenced_var_lookup): Adjust.
19856 (referenced_var_check_and_insert): Likewise.
19857 (remove_referenced_var): Likewise.
19858 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19859 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19860 (verify_call_clobbering): Likewise.
19861 (verify_memory_partitions): Likewise.
19862 (init_tree_ssa): Allocate bitmap instead of hashtable for
19864 (delete_tree_ssa): Adjust.
19865 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19866 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19867 (compute_tag_properties): Likewise.
19868 (set_initial_properties): Likewise.
19869 (find_partition_for): Likewise.
19870 (update_reference_counts): Likewise.
19871 (dump_may_aliases_for): Likewise.
19872 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19873 (add_call_clobber_ops): Likewise.
19874 (add_call_read_ops): Likewise.
19875 (get_asm_expr_operands): Likewise.
19876 * tree-into-ssa.c (dump_decl_set): Likewise.
19877 (update_ssa): Likewise.
19878 * tree-sra.c (scan_function): Likewise.
19879 (decide_instantiations): Likewise.
19880 (scalarize_parms): Likewise.
19881 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19882 (dsa_named_for): Likewise.
19883 * tree-ssa-structalias.c (update_alias_info): Likewise.
19884 (merge_smts_into): Likewise.
19886 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19889 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19890 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19891 * alias.h (nonoverlapping_memrefs_p): Likewise.
19893 2008-02-25 Jan Beulich <jbeulich@novell.com>
19895 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19896 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19897 __emultls_get_address, __emultls_register_common,
19898 __floatundi?f, and _Unwind_GetIPInfo.
19899 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19900 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19901 (gen_regparm_prefix): Likewise.
19902 (i386_nlm_encode_section_info): Sync with
19903 config/i386/winnt.c:i386_pe_encode_section_info().
19904 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19905 i386_nlm_mangle_decl_assembler_name): New.
19906 (netware_override_options): New.
19907 * config/i386/netware.h (netware_override_options): Declare.
19908 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19909 (i386_nlm_mangle_decl_assembler_name): Declare.
19910 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19912 2008-02-25 Ben Elliston <bje@au.ibm.com>
19915 * c-decl.c (grokdeclarator): Remove unused local variables
19916 `typedef_type' and `type_as_written'.
19918 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19919 unused local variable `has_hot_blocks'.
19920 (fix_crossing_conditional_branches): Remove unused local variable
19923 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19925 PR middle-end/19984
19926 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19927 using DEF_C99_BUILTIN.
19928 (BUILT_IN_NANF): Ditto.
19929 (BUILT_IN_NANL): Ditto.
19931 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19932 Revital Eres <eres@il.ibm.com>
19934 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19935 regarding the order of two dependent insns in the same row.
19937 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19939 * stor-layout.c (layout_decl): Do not bump the alignment of a
19940 bit-field to more than byte alignment if it is packed.
19942 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19944 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19947 2008-02-24 Diego Novillo <dnovillo@google.com>
19949 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19952 * tree-vrp.c (vrp_evaluate_conditional): With
19953 -Wtype-limits, emit a warning when comparing against a
19954 constant outside the natural range of OP0's type.
19955 * c.opt (Wtype-limits): Move ...
19956 * common.opt (Wtype-limits): ... here.
19958 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19960 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19961 * config/rs6000/e300c2c3.md: New file.
19962 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19964 (rs6000_override_options): Add e300c2 and e300c3 cases to
19965 processor_target_table. Do not allow usage of Altivec or Spe
19966 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19967 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19968 * config/rs6000/rs6000.h (processor_type): Add
19969 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19970 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19971 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19972 and ppce300c3. Include e300c2c3.md.
19974 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19976 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19977 instead of TARGET_STRICT_ALIGN.
19979 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19981 * explow.c (memory_address): Assert that the generated address is
19984 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19987 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19988 * config/darwin-ppc-ldouble-patch.def: New file.
19989 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19990 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19991 SUBTARGET_INIT_BUILTINS if defined.
19992 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19995 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19998 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19999 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20001 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20004 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20005 file" warning condtional on -Winvalid-PCH.
20007 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20009 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20011 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20015 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20016 prevent reload from using MMX registers.
20017 (*mov<mode>_internal): Ditto.
20018 (*movv2sf_internal_rex64): Ditto.
20019 (*movv2sf_internal): Ditto.
20021 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20023 PR documentation/31569
20024 * doc/install.texi2html: Use makeinfo --no-number-sections.
20026 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20028 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20029 ensure that we can address an entire entity > 8 bytes. Don't
20030 generate reg+reg addressing for such data.
20032 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20034 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20035 strings when optimizing for size, unless the target cares about
20038 2008-02-22 Tom Tromey <tromey@redhat.com>
20040 * regclass.c (current_pass): Remove declaration.
20042 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20044 * config/avr/libgcc.S (__RAMPZ__): Define.
20045 (__do_copy_data): Add for devices with 128KB code memory.
20047 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20049 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20051 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20053 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20055 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20058 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20061 * c-typeck.c (build_binary_op): Warn about floating point
20062 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20064 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20067 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20068 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20070 (rs6000_override_options): Set altivec_abi as default, not override,
20071 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20072 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20073 is used; use new member spe_abi.
20074 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20075 spe_abi and altivec_abi.
20077 2008-02-22 Tomas Bily <tbily@suse.cz>
20079 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20081 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20084 * config.build (build_file_translate): Set to `CMD //c' only if
20086 * Makefile.in (build_file_translate): Improve comment.
20088 2008-02-21 Jan Hubicka <jh@suse.cz>
20090 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20091 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20092 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20094 2008-02-21 Michael Matz <matz@suse.de>
20097 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20099 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20101 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20102 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20103 as insn constraint.
20104 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20105 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20106 SSE_VEC_FLOAT_MODE_P as insn constraint.
20107 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20108 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20109 sse4a_movntdf using MODEF mode iterator.
20110 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20111 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20112 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20113 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20114 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20115 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20116 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20118 2008-02-21 Richard Guenther <rguenther@suse.de>
20120 * tree.def (PAREN_EXPR): New tree code.
20121 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20123 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20124 * expr.c (expand_expr_real_1): Likewise.
20125 * tree-inline.c (estimate_num_insns_1): Likewise.
20126 * tree-complex.c (expand_complex_move): Likewise.
20127 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20130 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20133 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20135 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20138 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20140 * config/sh/sh.c (find_barrier): Don't go past
20141 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20143 2008-02-20 DJ Delorie <dj@redhat.com>
20145 * config/h8300/h8300.md (insv): Force source operand to be a register.
20147 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20148 as a jump, not as a plain insn.
20150 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20152 * doc/invoke.texi (Warning Options): Add new option
20153 -Wframe-larger-than=.
20154 (-Wframe-larger-than): Document.
20156 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20157 Add declarations for new option variables.
20159 * final.c (final_start_function): Check the frame size
20160 before emission and issue a Wframe-larger-than warning.
20162 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20163 Add definitions for new option variables.
20164 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20166 * common.opt (Wframe-larger-than=): New option.
20168 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20170 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20171 (<sse>_div<mode>3): Ditto.
20172 (<sse>_vmdiv<mode>3): Ditto.
20173 (<sse>_vmsqrt<mode>2): Ditto.
20174 (*smax<mode>3): Ditto.
20175 (sse5_frcz<mode>2): Ditto.
20176 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20177 as insn constraint.
20179 2008-02-20 Richard Guenther <rguenther@suse.de>
20181 PR middle-end/35265
20182 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20183 be happy with INTEGRAL_TYPE_P.
20185 2008-02-20 Richard Guenther <rguenther@suse.de>
20187 * fold-const.c (split_tree): Associate floatig-point expressions
20188 if flag_associative_math is set.
20190 2008-02-20 Richard Guenther <rguenther@suse.de>
20192 * tree.h (fold_real_zero_addition_p): Declare.
20193 * fold-const.c (fold_real_zero_addition_p): Export.
20194 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20195 floating-point operations with zero and one.
20197 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20199 * doc/install.texi: Correct references to CFLAGS, replacing them
20200 with BOOT_CFLAGS. Document flags used during bootstrap for
20203 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20205 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20206 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20207 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20209 (smin<mode>3): Ditto from similar patterns.
20210 (smax<mode>3): Ditto.
20211 (*ieee_smin<mode>3): Ditto.
20212 (*ieee_smax<mode>3): Ditto.
20213 * config/i386/sse.md (sse): New mode attribute.
20214 (mov<mode>): Macroize expander from movv4sf and movv2df using
20215 SSEMODEF2P mode iterator.
20216 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20217 SSE_VEC_FLOAT_MODE_P as insn constraint.
20218 (storent<mode>): Ditto.
20219 (storent<mode>): Macroize expander from storentsf and storentdf using
20220 MODEF mode iterator.
20221 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20222 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20223 (abs<mode>2): Ditto from similar patterns.
20224 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20225 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20226 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20227 (<sse>_vmsqrt<mode>2): Ditto.
20228 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20229 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20230 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20231 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20232 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20233 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20234 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20236 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20237 iterator and SSE_FLOAT_MODE_P as insn constraint.
20238 (<sse>_ucomi): Ditto from similar patterns.
20239 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20240 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20241 SSE_VEC_FLOAT_MODE_P as insn constraint.
20242 (vcond<mode>): Ditto from similar patterns.
20243 (and<mode>3, *and<mode>3): Ditto.
20244 (<sse>_nand<mode>3): Ditto.
20245 (ior<mode>3, *ior<mode>3): Ditto.
20246 (xor<mode>3, *xor<mode>3): Ditto.
20247 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20248 iterator and SSE_FLOAT_MODE_P as insn constraint.
20249 (*nand<mode>3): Ditto from similar patterns.
20250 (*ior<mode>3): Ditto.
20251 (*xor<mode>3): Ditto.
20253 2008-02-20 Ira Rosen <irar@il.ibm.com>
20255 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20256 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20257 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20259 2008-02-19 Jan Hubicka <jh@suse.cz>
20261 * predict.c (tree_bb_level_predictions): Remove variable next
20262 mistakely introduced by previous commit.
20264 2008-02-19 Jan Hubicka <jh@suse.cz>
20266 * predict.c (predict_paths_leading_to): Rewrite.
20267 (predict_paths_for_bb): New.
20268 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20270 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20273 * Makefile.in (build_file_translate): New.
20274 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20275 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20276 * configure.ac (build_file_translate): Substitute it.
20277 * configure: Regenerate.
20279 2008-02-19 Jan Hubicka <jh@suse.cz>
20281 PR rtl-optimization/34408
20282 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20285 2008-02-19 Jan Hubicka <jh@suse.cz>
20287 PR middle-end/28779
20288 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20291 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20294 * config/i386/i386-modes.def: Revert the last DI alignment
20295 change until Ada people can look into it.
20297 2008-02-19 Nick Clifton <nickc@redhat.com>
20299 * opts.c (print_specific_help): Fix typo in --help text.
20301 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20304 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20305 32-bit inline asm without asm alternatives for host GCC < 3.0.
20307 2008-02-19 Richard Guenther <rguenther@suse.de>
20309 PR tree-optimization/34989
20310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20311 Allow propagation to INDIRECT_REF if we can simplify only.
20313 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20315 * c-common.c (warn_for_collisions_1): Use appropriate option when
20318 2008-02-19 Nick Clifton <nickc@redhat.com>
20321 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20322 (handle_options): Fix indentation.
20323 (print_filtered_help): If no language-specific options were
20324 displayed tell the user how to list all the options supported by
20325 the language's front-end.
20326 (print_specific_help): Fix indentation and remove duplicate line.
20327 (common_handle_option): Handle the -v option.
20328 For --help enable the display of undocumented options if the -v
20329 switch has been included on the command line.
20330 For --help= check for overlaps in the arguments between the option
20331 classes and the language names and issue a warning when they
20332 cannot be disambiguated.
20333 * c.opt (v): Pass on to the common option handler.
20335 2008-02-19 Revital Eres <eres@il.ibm.com>
20337 * modulo-sched.c (sms_schedule): Change dump message when
20338 create_ddg function fails.
20339 (try_scheduling_node_in_cycle): Rename row to cycle.
20340 (print_partial_schedule): Rename CYCLE to ROW.
20342 2008-02-19 Christian Bruel <christian.bruel@st.com>
20343 Zdenek Dvorak <ook@ucw.cz>
20345 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20347 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20350 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20351 (*x86_movdicc_0_m1_se): Ditto.
20353 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20355 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20356 (CMPtype): Define as __gcc_CMPtype.
20357 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20358 (CMPtype): Define as __gcc_CMPtype.
20360 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20362 Support valgrind 3.3 for --enable-checking=valgrind.
20363 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20365 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20366 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20367 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20368 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20369 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20370 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20371 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20373 * ggc-zone.c: Similar.
20374 * ggc-page.c: Similar.
20376 2008-02-19 Paul Brook <paul@codesourcery.com>
20379 * config/arm/ieee754-df.S: Fix do_it typo.
20380 * config/arm/ieee754-sf.S: Fix do_it typo.
20382 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20385 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20386 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20387 (OPTION_MASK_ISA_SSE_SET): Likewise.
20388 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20389 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20390 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20391 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20392 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20393 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20394 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20395 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20396 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20397 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20398 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20399 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20400 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20401 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20402 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20403 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20404 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20405 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20406 (OPTION_MASK_ISA_SSE4): Removed.
20407 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20408 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20409 (override_options): Don't turn on implied SSE/MMX bits in
20412 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20414 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20417 2008-02-18 Joey Ye <joey.ye@intel.com>
20419 PR middle-end/34921
20420 * tree-nested.c (insert_field_into_struct): Set type alignment
20421 to field alignment if the former is less than the latter.
20423 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20425 * BASE-VER: Set to 4.4.0.
20427 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20429 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20430 * doc/cfg.texi: Likewise.
20431 * doc/extend.texi: Likewise.
20432 * doc/gty.texi: Likewise.
20433 * doc/invoke.texi: Likewise.
20434 * doc/loop.texi: Likewise.
20435 * doc/md.texi: Likewise.
20436 * doc/passes.texi: Likewise.
20437 * doc/rtl.texi: Likewise.
20438 * doc/sourcebuild.texi: Likewise.
20439 * doc/tm.texi: Likewise.
20440 * doc/tree-ssa.texi: Likewise.
20442 2008-02-17 Richard Guenther <rguenther@suse.de>
20444 PR middle-end/35227
20445 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20446 without default definition.
20448 2008-02-17 Richard Guenther <rguenther@suse.de>
20450 PR tree-optimization/35231
20451 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20454 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20457 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20458 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20459 libgcc_cmp_return mode.
20461 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20464 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20466 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20468 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20471 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20473 * doc/c-tree.texi: Use `@.' where appropriate.
20474 * doc/extend.texi: Likewise.
20475 * doc/install.texi: Likewise.
20476 * doc/invoke.texi: Likewise.
20477 * doc/loop.texi: Likewise.
20478 * doc/makefile.texi: Likewise.
20479 * doc/md.texi: Likewise.
20480 * doc/passes.texi: Likewise.
20481 * doc/standards.texi: Likewise.
20482 * doc/tm.texi: Likewise.
20484 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20486 PR middle-end/35196
20487 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20489 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20490 rather than in entry_bb.
20492 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20494 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20495 libgcc_cmp_return mode.
20497 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20499 PR middle-end/35130
20500 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20501 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20503 2008-02-15 Richard Guenther <rguenther@suse.de>
20504 Zdenek Dvorak <ook@ucw.cz>
20506 PR tree-optimization/35164
20507 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20508 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20509 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20510 Only propagate addresses which do not have abnormal SSA_NAMEs
20513 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20516 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20518 2008-02-15 Jan Hubicka <jh@suse.cz>
20520 PR middle-end/35149
20521 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20523 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20525 PR middle-end/34621
20526 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20527 when calculating alignment_pad.
20529 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20531 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20532 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20533 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20534 and STACK_BOUNDARY define.
20536 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20538 PR preprocessor/35061
20539 * c-pragma.c (handle_pragma_pop_macro): Check that
20540 pushed_macro_table has been allocated.
20542 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20544 PR middle-end/35136
20545 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20546 (force_gimple_operand): Likewise.
20547 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20548 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20549 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20550 (find_interesting_uses_address): Check addressability and alignment
20551 of the base expression only after substituting bases of IVs into it.
20553 2008-02-14 Michael Matz <matz@suse.de>
20556 * function.c (instantiate_virtual_regs_in_insn): Reload address
20557 before falling back to reloading the whole operand.
20559 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20561 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20562 before the first section switch note.
20564 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20566 * doc/bugreport.texi: Update copyright years.
20567 * doc/c-tree.texi: Likewise.
20568 * doc/cfg.texi: Likewise.
20569 * doc/cpp.texi: Likewise.
20570 * doc/cppinternals.texi: Likewise.
20571 * doc/fragments.texi: Likewise.
20572 * doc/frontends.texi: Likewise.
20573 * doc/gcc.texi: Likewise.
20574 * doc/gty.texi: Likewise.
20575 * doc/hostconfig.texi: Likewise.
20576 * doc/implement-c.texi: Likewise.
20577 * doc/libgcc.texi: Likewise.
20578 * doc/loop.texi: Likewise.
20579 * doc/makefile.texi: Likewise.
20580 * doc/options.texi: Likewise.
20581 * doc/passes.texi: Likewise.
20582 * doc/rtl.texi: Likewise.
20583 * doc/sourcebuild.texi: Likewise.
20584 * doc/standards.texi: Likewise.
20585 * doc/tree-ssa.texi: Likewise.
20586 * doc/trouble.texi: Likewise.
20588 * doc/extend.texi: Use @: or add comma where appropriate.
20589 * doc/invoke.texi: Likewise.
20590 * doc/tm.texi: Likewise.
20592 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20595 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20598 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20600 * doc/md.texi (clz, ctz): Add reference.
20601 * doc/rtl.texi (clz, ctz): Likewise.
20603 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20606 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20609 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20611 * config/s390/s390.c (struct constant_pool): New field
20612 emit_pool_after added.
20613 (s390_mainpool_start): Set the emit_pool_after flag according
20614 to the section switch notes.
20615 (s390_mainpool_finish): Consider emit_pool_after when emitting
20616 the literal pool at the end of the function.
20617 (s390_chunkify_start): Force literal pool splits at section
20620 2008-02-13 Michael Matz <matz@suse.de>
20623 * var-tracking.c (clobber_variable_part): Correctly traverse the
20626 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20629 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20630 Add -fdump-ipa-inline.
20631 * tree-dump.c (dump_files): Remove tree-inlined dump.
20632 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20634 2008-02-12 Richard Guenther <rguenther@suse.de>
20636 PR tree-optimization/35171
20637 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20640 2008-02-12 Richard Guenther <rguenther@suse.de>
20642 PR middle-end/35163
20643 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20644 value-preserving mode. Disallow final truncation.
20646 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20648 PR middle-end/35136
20649 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20650 code from here to...
20651 (force_gimple_operand): ...here.
20653 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20656 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20657 non-compatible pointers.
20658 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20659 different FIELD_DECLs, try harder by comparing field offsets, sizes
20662 PR inline-asm/35160
20663 * function.c (match_asm_constraints_1): Don't replace the same input
20666 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20668 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20669 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20670 (expand_epilogue): Restore RAMPZ register.
20671 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20673 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20675 * config/i386/cygwin.asm: (__alloca): Correct calling
20676 convention and alignment.
20677 (__chkstk): Force 8 byte stack alignment.
20679 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20680 Richard Guenther <rguenther@suse.de>
20682 PR tree-optimization/33992
20683 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20684 the zero we compare against.
20686 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20688 PR libfortran/35063
20689 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20690 to CloseHandle after unlocking to prevent accumulation of handle
20693 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20695 PR middle_end/34150
20696 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20697 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20698 and update LABEL_NUSES during and after reload.
20700 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20702 PR middle-end/34627
20703 * combine.c (simplify_if_then_else): Make sure the comparison is
20704 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20706 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20709 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20710 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20711 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20712 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20713 * tree.h (get_type_static_bounds): Likewise.
20715 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20717 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20718 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20719 Make -Wfoo language annotations match what the compiler outputs.
20721 2008-02-08 Sa Liu <saliu@de.ibm.com>
20723 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20724 intrinsics spu_convts, spu_convtu, spu_convtf.
20726 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20728 * doc/extend.texi (Function Attributes) <noinline>: Mention
20729 asm ("") as method to keep calls.
20731 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20734 * doc/options.texi (Options): Replace references to opts.sh with
20736 * opts-common.c: Likewise.
20737 * optc-gen.awk: Likewise.
20739 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20741 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20743 2008-02-07 Richard Henderson <rth@redhat.com>
20746 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20747 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20750 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20752 PR tree-optimization/35085
20753 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20754 for operand entry oe2 in addition to operand entry oe3 in order to
20755 expose more opportunities for vectorizer sum reduction.
20757 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20760 * Makefile.in (LIBS): Remove $(GMPLIBS).
20761 (cc1-dummy, cc1): Add $(GMPLIBS).
20763 2008-02-06 Jan Hubicka <jh@suse.cz>
20766 * i386.md (moddf_integer): Do not produce partial memory stalls for
20767 targets where it hurts.
20769 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20772 * optabs.c (expand_float): Do not check for decimal modes when
20773 expanding unsigned integer through signed conversion.
20775 2008-02-06 Nick Clifton <nickc@redhat.com>
20777 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20778 inside the clobber with a match_operand and duplicated operand
20779 number in the constraint.
20780 (ineqbranchsi): Delete redundant comment.
20782 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20784 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20785 builtin_define ("__USE_INIT_FINI__").
20786 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20788 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20790 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20792 PR documentation/30330
20793 * doc/invoke.texi (C++ Dialect Options)
20794 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20795 For each warning option -Wfoo that allows -Wno-foo, ensure both
20796 -Wfoo and -Wno-foo are listed in the option index. Fix index
20797 entry of -Wswitch-default, index -Wnormalized= including the
20798 `=', and -Wlarger-than-@var{len} including @var{len}.
20800 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20802 * config/i386/i386.md (floatunssisf2): Use
20803 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20804 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20805 Macroize expander using MODEF mode iterator.
20807 2008-02-05 Diego Novillo <dnovillo@google.com>
20809 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20812 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20814 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20817 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20819 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20822 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20823 to indicate if a message should be generated.
20824 (init_cumulative_args): Updated.
20825 (function_value_32): Likewise.
20827 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20829 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20831 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20834 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20835 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20837 2008-02-04 Diego Novillo <dnovillo@google.com>
20839 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20842 * tree-vrp.c (vrp_evaluate_conditional): With
20843 -Wtype-limits, emit a warning when comparing against a
20844 constant outside the natural range of OP0's type.
20846 2008-02-04 Richard Guenther <rguenther@suse.de>
20848 PR middle-end/33631
20849 * expr.c (count_type_elements): Give for unions instead of
20852 2008-02-04 Richard Guenther <rguenther@suse.de>
20854 PR middle-end/35043
20855 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20856 to TYPE_DOMAINs base type instead of using bitsizetype here.
20858 2008-02-03 Jason Merrill <jason@redhat.com>
20860 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20862 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20865 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20866 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20867 (RS/6000 and PowerPC Options): Fix typos and markup.
20868 * doc/passes.texi (Tree-SSA passes): Likewise.
20870 2008-02-02 Michael Matz <matz@suse.de>
20873 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20874 from record_last_reg_set_info.
20875 (record_last_reg_set_info): Take an RTX argument, iterate over all
20876 constituent hardregs.
20877 (record_last_set_info, record_opr_changes): Change calls to
20878 new signature or to record_last_reg_set_info_regno.
20880 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20882 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20884 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20886 PR rtl-optimization/34773
20887 * reg-notes.def (EQUAL): Mention significance of combination of
20888 REG_EQUAL and REG_RETVAL.
20889 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20890 insn that has a REG_RETVAL.
20892 2008-02-01 Roger Sayle <roger@eyesopen.com>
20895 * configure.ac (--enable-fixed-point): Disable unless explicitly
20897 * configure: Regenerate.
20899 2008-02-01 Richard Guenther <rguenther@suse.de>
20902 * invoke.texi (-finline-limit): Remove no longer true parts
20903 of the documentation. Note that there is no default value.
20905 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20906 Mark Mitchell <mark@codesourcery.com>
20907 Ben Elliston <bje@au.ibm.com>
20910 * doc/extend.texi (Other Builtins): Document.
20912 2008-01-31 Tom Browder <tom.browder@gmail.com>
20914 * doc/c-tree.texi (Types): Fix grammar.
20915 (Expression trees): Ditto.
20916 * doc/passes.texi (Tree-SSA passes): Ditto.
20918 * doc/configterms.texi (Configure Terms): Fix typo.
20919 * doc/cpp.texi (Common Predefined Macros): Ditto.
20920 * doc/md.texi (Machine Constraints): Ditto.
20922 * doc/makefile.texi (Makefile): Add comma.
20924 2008-01-31 Tom Browder <tom.browder@gmail.com>
20925 Gerald Pfeifer <gerald@pfeifer.com>
20927 * doc/sourcebuild.texi (Front End): Remove references to CVS
20928 and CVSROOT/modules.
20929 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20930 (Back End): Remove reference to CVS.
20932 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20935 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20937 (mips16_gp_pseudo_reg): ...here.
20938 * config/mips/mips.md (load_const_gp): Replace with...
20939 (load_const_gp_<mode>): ...this :P-based insn.
20941 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20943 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20944 options. Minor fixes.
20945 (-std): Move reference to standards closer to where language
20946 standards are first mentioned.
20948 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20950 PR rtl-optimization/34995
20951 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20952 parameter and return a bool. If the rtx parameter is nonnull,
20953 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20954 (find_reloads): Update call accordingly. Pass the new operand
20955 if it needed no address reloads, otherwise pass null.
20957 2008-01-30 Richard Henderson <rth@redhat.com>
20960 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20961 for unbounded arrays.
20963 2008-01-30 Silvius Rus <rus@google.com>
20965 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20967 2008-01-30 Jan Hubicka <jh@suse.cz>
20970 * i386.c (init_cumulative_args): Use real function declaration when
20973 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20975 PR rtl-optimization/34998
20976 * global.c (build_insn_chain): Treat non-subreg_lowpart
20977 SUBREGs of pseudos as clobbering all the words covered by the
20978 SUBREG, not just all the bytes.
20979 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20980 original df_ref rather than an extract parameter.
20981 (global_conflicts): Update call accordingly.
20983 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20985 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20986 the overflow check to make it easier to read.
20987 (__fixtfdi): Change the type of the ll member in union
20988 long_double to UDItype_x.
20990 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20992 PR middle-end/34969
20993 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20994 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20995 * tree-inline.c (fold_marked_statements): Call
20996 cgraph_update_edges_for_call_stmt if folding a call statement.
20997 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20998 debug_generic_stmt calls, reset it back afterwards.
21001 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21003 * c-typeck.c (build_external_ref): Don't pedwarn about
21004 static vars in current function's scope.
21006 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21008 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21010 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21013 * ipa-struct-reorg.c: Fix spelling.
21014 * params.def: Ditto.
21016 2008-01-29 Richard Guenther <rguenther@suse.de>
21018 PR middle-end/35006
21019 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21021 * tree-inline.c (remap_type): Increment remapping_type_depth
21022 around remapping types.
21023 (copy_body_r): Only add referenced variables if they are referenced
21024 from code, not types.
21026 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21037 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21038 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21040 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21043 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21044 pointer for tiny stack.
21046 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21048 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21050 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21052 * config/vx-common.h: Fix typo in comment.
21054 2008-01-28 Ian Lance Taylor <iant@google.com>
21058 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21059 coalesce pointers if they have different DECL_NO_TBAA_P values.
21060 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21061 between variables with different DECL_NO_TBAA_P values.
21063 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21066 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21067 are not legitimate small data references on SPE targets.
21069 2008-01-28 David Daney <ddaney@avtrex.com>
21071 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21073 2008-01-28 David Daney <ddaney@avtrex.com>
21075 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21077 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21079 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21080 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21081 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21082 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21083 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21084 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21085 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21086 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21088 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21090 * basic-block.h (condjump_equiv_p): Fix comment.
21092 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21094 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21095 print_generic_stmt_indented): Fix comment.
21097 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21099 * configure.ac (__stack_chk_fail): Add detecion for availability
21100 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21101 * configure: Regenerate.
21103 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21105 PR middle-end/34688
21106 * final.c (output_addr_const): Handle TRUNCATE.
21108 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21111 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21112 (zero_cost, infinite_cost): New constants.
21113 (struct cost_pair): Change type of cost to comp_cost.
21114 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21115 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21117 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21118 split_address_cost, ptr_difference_cost, difference_cost,
21119 get_computation_cost_at, get_computation_cost,
21120 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21121 determine_use_iv_cost_condition, determine_use_iv_costs,
21122 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21123 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21124 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21125 Change type of cost to comp_cost.
21126 (determine_iv_cost): Increase cost of non-original ivs, instead
21127 of decreasing the cost of original ones.
21128 (get_address_cost): Indicate the complexity of the addressing mode
21130 (try_add_cand_for): Prefer using ivs not specific to some object.
21131 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21133 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21134 Janis Johnson <janis187@us.ibm.com>
21137 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21138 (TARGET_INSTANTIATE_DECLS): Likewise.
21139 * target.h (expand_to_rtl_hook): New target hook.
21140 (instantiate_decls): Likewise.
21141 * function.c (instantiate_decl): Make non-static. Rename to...
21142 (instantiate_decl_rtl): ... this.
21143 (instantiate_expr): Use instantiate_decl_rtl.
21144 (instantiate_decls_1): Likewise.
21145 (instantiate_decls): Likewise.
21146 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21147 * function.h (instantiate_decl_rtl): Add prototype.
21148 * cfgexpand.c (target.h): New include.
21149 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21150 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21151 (TARGET_INSTANTIATE_DECLS): Likewise.
21152 (TARGET_INITIALIZER): New target hooks added.
21153 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21155 * config/rs6000/rs6000.c (tree-flow.h): New include.
21156 (machine_function): Add sdmode_stack_slot field.
21157 (rs6000_alloc_sdmode_stack_slot): New function.
21158 (rs6000_instantiate_decls): Likewise.
21159 (rs6000_secondary_memory_needed_rtx): Likewise.
21160 (rs6000_check_sdmode): Likewise.
21161 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21162 (TARGET_INSTANTIATE_DECLS): Likewise.
21163 (rs6000_hard_regno_mode_ok): Allow SDmode.
21164 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21165 (rs6000_emit_move): Handle SDmode.
21166 (function_arg_advance): Likewise.
21167 (function_arg): Likewise.
21168 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21169 SDmode var args for 32-bit compiles.
21170 (rs6000_secondary_reload_class): Handle SDmode.
21171 (rs6000_output_function_epilogue): Likewise.
21172 (rs6000_function_value): Simplify if statement.
21173 (rs6000_libcall_value): Likewise.
21174 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21175 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21176 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21177 (movsd_hardfloat): New define_insn.
21178 (movsd_softfloat): Likewise.
21179 (movsd_store): Likewise.
21180 (movsd_load): Likewise.
21181 (extendsddd2): Likewise.
21182 (extendsdtd2): Likewise.
21183 (truncddsd2): Likewise.
21184 (movdd_hardfloat64): Fixup comment.
21185 (UNSPEC_MOVSD_LOAD): New constant.
21186 (UNSPEC_MOVSD_STORE): Likewise.
21188 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21191 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21193 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21194 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21195 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21196 and TRUTH_XOR_EXPR.
21198 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21201 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21202 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21203 __LONGDOUBLE128 too.
21204 * config/rs6000/aix61.h: New file.
21206 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21208 PR rtl-optimization/34959
21209 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21210 popcount and parity rtxes the same mode as their operand.
21211 Truncate or extend the result to the return value's mode
21214 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21217 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21218 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21219 to GOT_VERSION_REGNUM.
21220 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21221 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21222 * config/mips/mips.c (mips_emit_call_insn): New function.
21223 (mips_call_tls_get_addr): Call mips_expand_call directly.
21224 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21226 (mips16_build_call_stub): Likewise. Return the call insn or null.
21227 (mips_expand_call): Update the call to mips16_build_call_stub
21228 accordingly and a remove redundant condition. Assert that MIPS16
21229 stubs do not use lazy binding. Use mips_emit_call_insn and return
21231 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21233 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21234 (mips_avoid_hazard): Remove hazard_set handling.
21235 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21236 (UNSPEC_RESTORE_GP): ...this.
21237 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21238 (FAKE_CALL_REGNO): Rename to...
21239 (GOT_VERSION_REGNUM): ...this.
21240 (type): Add "ghost" value. Add an associated insn reservation.
21241 (hazard_set): Remove.
21242 (exception_receiver): Rename to...
21243 (restore_gp): ...this and update the unspec identifier accordingly.
21244 (exception_receiver, nonlocal_got_receiver): New expanders.
21245 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21246 FAKE_CALL_REGNO. Remove hazard_set attribute.
21247 (set_got_version, update_got_version): New patterns.
21249 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21252 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21254 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21257 * doc/install.texi2html: Generate gcc-vers.texi.
21259 2008-01-25 DJ Delorie <dj@redhat.com>
21261 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21263 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21265 * config/c4x: Remove directory.
21266 * config.gcc (crx-*, mt-*): Mark obsolete.
21267 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21268 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21269 sh-*-rtemscoff*): Remove cases.
21270 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21271 * real.c (encode_c4x_single, decode_c4x_single,
21272 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21273 c4x_extended_format): Remove.
21274 * real.h (c4x_single_format, c4x_extended_format): Remove.
21275 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21277 (Pragmas): Remove comment about c4x pragmas.
21278 * doc/install.texi (c4x): Remove target-specific instructions.
21279 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21280 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21281 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21282 refer to C4x source files as examples.
21283 (C4X_FLOAT_FORMAT): Remove documentation.
21285 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21287 * config/bfin/bfin.c (override_options): Reorder tests so that
21288 flag_pic gets enabled for -msep-data.
21290 2008-01-25 Richard Guenther <rguenther@suse.de>
21292 PR middle-end/32244
21293 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21294 to its bitfield precision if required.
21296 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21298 PR middle-end/33880
21299 * tree-nested.c (walk_omp_for): New function.
21300 (convert_nonlocal_reference, convert_local_reference): Call
21301 walk_omp_for on OMP_FOR.
21302 (convert_call_expr): Call walk_body on OMP_FOR's
21303 OMP_FOR_PRE_INIT_BODY.
21305 2008-01-25 Richard Guenther <rguenther@suse.de>
21307 PR tree-optimization/34966
21308 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21309 default defs and PHI_NODEs we have to insert after the
21310 defining statement.
21312 2008-01-24 Nick Clifton <nickc@redhat.com>
21314 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21315 Provide a default definition.
21316 (LIBGCC2_UNITS_PER_WORD): Likewise.
21318 * config/stormy16/stormy16.c: Include df.h for the prototype
21319 for df_regs_ever_live_p.
21320 (xstormy16_expand_builtin_va_start): Convert the stack offset
21321 into a component_ref and then use POINTER_PLUS_EXPR to add it
21322 to the incoming_virtual_args_rtx.
21323 (xstormy16_gimplify_va_arg_expr): Rename to
21324 xstormy16_gimplify_va_arg_expr.
21325 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21326 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21327 xstormy16_gimplify_va_arg_expr.
21328 Fix up some formatting issues.
21330 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21331 Move to predicates.md.
21332 (xs_hi_general_operand): Likewise.
21333 (xs_hi_nonmemory_operand): Likewise.
21334 * config/stormy16/predicates.md:
21335 (xstormy16_carry_plus_operand): New predicate.
21336 (xs_hi_general_operand): New predicate.
21337 (xs_hi_nonmemory_operand): New predicate.
21338 * config/stormy16/stormy16-protos.h:
21339 (xstormy16_carry_plus_operand): Delete prototype.
21340 (xs_hi_general_operand): Likewise.
21341 (xs_hi_nonmemory_operand): Likewise.
21343 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21344 modifiers as they are no longer needed and they can trigger
21345 reload spill failures.
21347 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21348 with a match_operand in order to help reload.
21350 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21351 constraint with 'e' for the 8th alternative as this version of
21352 the mov.w instruction only accepts the lower 8 registers.
21354 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21357 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21358 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21361 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21363 PR middle-end/33333
21364 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21366 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21368 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21370 (remove_structure): Update allocations list before removing structure.
21372 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21374 * ipa-struct-reorg.c (is_safe_cond_expr,
21375 create_new_stmts_for_cond_expr): Use integer_zerop function,
21376 that recognize not only zero-pointer, but zero-integer too.
21378 2008-01-25 Ben Elliston <bje@au.ibm.com>
21381 * fixproto: Escape "." in sed expression that strips leading "./".
21383 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21386 * gcc.c (SWITCH_OK): Removed.
21387 (SWITCH_LIVE): Changed to bit.
21388 (SWITCH_FALSE): Likewise.
21389 (SWITCH_IGNORE): Likewise.
21390 (switchstr): Change live_cond to unsigned int.
21391 (process_command): Replace SWITCH_OK with 0.
21392 (do_self_spec): Likewise.
21393 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21394 (give_switch): Likewise.
21395 (used_arg): Likewise.
21396 (do_spec_1): Set the SWITCH_IGNORE bit.
21397 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21398 bits. Set the SWITCH_LIVE bit.
21400 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21402 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21404 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21406 PR tree-optimization/34472
21407 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21408 parameter to a "bool *" and set *DATA to false if there is
21409 an unsafe access. Do not delete the structure here.
21410 (check_cond_exprs): Delete it here instead.
21411 (check_cond_exprs, exclude_cold_structs): Do not increase
21412 I when removing a structure.
21414 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21417 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21418 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21420 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21422 PR middle-end/34934
21423 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21424 a fixed vector for stack.
21426 2008-01-24 Ben Elliston <bje@au.ibm.com>
21429 * doc/gcc.texi (Software development): Add a direntry for g++.
21431 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21433 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21434 stale and straggling -fforce-addr comments above.
21436 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21438 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21439 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21441 2008-01-23 Michael Matz <matz@suse.de>
21444 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21447 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21449 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21450 malloc result type.
21452 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21454 * config/avr/avr.c (avr_current_arch): New variable.
21455 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21456 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21457 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21458 (avr_override_options): Init 'avr_current_arch'.
21459 (base_arch_s): Move from here...
21460 * config/avr/avr.h (base_arch_s): ... here. Add new members
21461 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21462 'mega' to 'have_jmp_call'.
21463 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21464 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21466 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21468 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21469 MULTILIB_MATCHES): Ditto.
21471 2008-01-23 Richard Guenther <rguenther@suse.de>
21473 PR middle-end/31529
21474 * cgraphunit.c (cgraph_reset_node): Always mark the node
21475 not reachable if it is not queued already.
21477 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21479 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21480 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21481 (cputype_selected): New static variable.
21482 (bfin_handle_option): Set it if -mcpu is used.
21483 (override_option): Select default set of workarounds if no cpu type
21484 selected on the command line.
21485 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21487 From Michael Frysinger <michael.frysinger@analog.com>
21488 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21489 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21491 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21492 for bf547, bf523, bf524, and bf526.
21493 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21495 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21496 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21497 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21498 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21499 * doc/invoke.texi (Blackfin Options): Document that
21500 -mcpu now accept bf547, bf523, bf524, and bf526.
21502 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21504 PR rtl-optimization/34628
21505 * combine.c (try_combine): Stop and undo after the first combination
21506 if an autoincrement side-effect on the first insn has effectively
21509 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21512 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21513 Offset addresses are not valid for Altivec or paired float modes.
21515 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21518 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21519 if DECL_INITIAL (decl) is error_mark_node.
21522 * c-common.c (handle_vector_size_attribute): Only allow
21523 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21524 the same way as pointer, array etc. types.
21525 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21528 * tree.c (build_type_attribute_qual_variant): Call
21529 build_qualified_type if attributes are equal, but quals are not.
21531 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21534 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21535 * flags.h (warn_strict_aliasing): Remove.
21536 (warn_strict_overflow): Remove.
21537 * opts.c (warn_strict_aliasing): Remove.
21538 (warn_strict_overflow): Remove.
21539 * c-opts.c (c_common_handle_option): -Wall only sets
21540 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21541 (c_common_post_options): Give default values to -Wstrict-aliasing
21542 and -Wstrict-overflow if they are uninitialized.
21543 * common.opt (Wstrict-aliasing): Specify Var and Init.
21544 (Wstrict-overflow): Likewise.
21546 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21548 PR rtl-optimization/26854
21549 PR rtl-optimization/34400
21550 PR rtl-optimization/34884
21551 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21553 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21554 (df_rd_bb_info.expanded_lr_out): Deleted
21555 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21556 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21557 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21558 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21559 Removed code to allocate, initialize or free expanded_lr_out.
21560 (df_rd_bb_local_compute_process_def): Restructured to make more
21562 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21563 sets if the sets are being trimmed.
21565 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21568 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21569 (as_vers): Likewise.
21570 * configure: Regenerated.
21572 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21574 PR middle-end/33092
21575 * tree-pass.h (pass_build_alias): New pass.
21576 * tree-ssa-alias.c (gate_build_alias): New.
21577 (pass_build_alias): New.
21578 * passes.c (init_optimization_passes): Add pass_build_alias after
21579 pass_create_structure_vars.
21581 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21583 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21584 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21585 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21586 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21587 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21588 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21589 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21590 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21591 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21592 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21593 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21594 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21595 * config/s390/s390.md (FP_ALL): New mode iterator.
21596 (_d): New mode attribute.
21597 ("*signbit<mode>2>"): Changed mode of first operand.
21598 ("isinf<mode>2"): Changed mode of first operand.
21599 ("*TDC_insn"): Adaptation for DFP modes.
21601 2008-01-22 Ben Elliston <bje@au.ibm.com>
21603 * tree.c (check_qualified_type): Improve function description.
21605 2008-01-21 Jason Merrill <jason@redhat.com>
21608 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21609 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21612 2008-01-21 DJ Delorie <dj@redhat.com>
21614 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21617 2008-01-21 Richard Guenther <rguenther@suse.de>
21619 PR middle-end/34856
21620 * tree-cfg.c (verify_expr): Allow all invariant expressions
21621 instead of just constant class ones as reference argument.
21622 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21623 like any other constant.
21624 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21626 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21628 * regmove.c (fixup_match_1): Update call crossed frequencies.
21630 2008-01-21 Richard Guenther <rguenther@suse.de>
21633 * tree-inline.c (setup_one_parameter): Deal with mismatched
21634 types using a VIEW_CONVERT_EXPR.
21636 2008-01-21 Alon Dayan <alond@il.ibm.com>
21637 Olga Golovanevsky <olga@il.ibm.com>
21639 PR tree-optimization/34701
21640 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21641 when the structure size is not a power of 2.
21643 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21645 * doc/install.texi: Add doc for --enable-checking=df.
21647 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21649 PR rtl-optimization/34808
21650 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21652 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21654 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21657 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21659 PR rtl-optimization/26854
21660 PR rtl-optimization/34400
21661 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21663 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21664 (df_rd_bb_info.expanded_lr_out): New.
21665 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21666 * loop_iv.c (iv_analysis_loop_init): Ditto.
21667 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21668 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21669 Added code to allocate, initialize or free expanded_lr_out.
21670 (df_rd_bb_local_compute_process_def): Restructured to make
21671 more understandable.
21672 (df_rd_confluence_n): Add code to do nothing with fake edges and
21673 code to no apply invalidate_by_call sets if the sets are being trimmed.
21674 (df_lr_local_finalize): Renamed to df_lr_finalize.
21675 (df_live_local_finalize): Renamed to df_live_finalize.
21677 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21680 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21681 deciding whether to use reciprocal instructions.
21683 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21685 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21686 dwarf2out_note_section_used if cold_text_section is NULL.
21688 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21690 PR gcov-profile/34610
21691 * tree-cfg.c (make_edges): Mark both outgoing edges from
21692 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21693 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21694 from OMP_FOR and OMP_CONTINUE outgoing edges.
21696 * tree-profile.c (tree_profiling): Return early if
21697 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21699 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21700 from cfun to child_cfun.
21701 * function.h (struct function): Add after_tree_profile bit.
21703 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21705 * config/avr/avr.S (_exit): Disable interrupt.
21707 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21708 Steven Bosscher <stevenb.gcc@gmail.com>
21710 PR rtl-optimization/26854
21711 PR rtl-optimization/34400
21712 * df-problems.c (df_live_scratch): New scratch bitmap.
21713 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21714 (df_live_reset): Clear the proper bitmaps.
21715 (df_live_bb_local_compute): Only process the artificial defs once
21716 since the order is not important.
21717 (df_live_init): Init the df_live sets only with the variables
21718 found live by df_lr.
21719 (df_live_transfer_function): Use the df_lr sets to prune the
21720 df_live sets as they are being computed.
21721 (df_live_free): Free df_live_scratch.
21723 2008-01-18 Ian Lance Taylor <iant@google.com>
21725 * common.opt: Add fmerge-debug-strings.
21726 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21727 flag_merge_debug_strings rather than flag_merge_constants.
21728 * doc/invoke.texi (Option Summary): Mention
21729 -fmerge-debug-strings.
21730 (Debugging Options): Document -fmerge-debug-strings.
21732 2008-01-18 Ian Lance Taylor <iant@google.com>
21735 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21736 (struct tree_function_decl): Add new field operator_new_flag.
21737 * tree-inline.c (expand_call_inline): When inlining a call to
21738 operator new, force the return value to go into a variable, and
21739 set DECL_NO_TBAA_P on that variable.
21740 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21742 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21745 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21746 DWARF2_DEBUGGING_INFO.
21747 (dwarf2out_note_section_used): Ditto. Add prototype.
21748 (have_multiple_function_sections, text_section_used,
21749 cold_text_section_used, *cold_text_sections): Move declarations
21752 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21754 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21755 field and add signal_ra.
21756 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21757 assignments to frame state pc. Move end of stack check after
21758 MD_FALLBACK_FRAME_STATE_FOR.
21759 (uw_update_context_1): Use frame state signal_regs if set, instead
21760 of checking signal_frame flag.
21761 (uw_update_context): Use frame state signal_ra if set.
21762 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21763 * config/xtensa/linux-unwind.h: New file.
21765 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21767 * modulo-sched.c (get_sched_window): Fix comment typo.
21769 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21771 PR tree-optimization/34648
21772 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21774 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21776 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21777 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21779 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21781 PR rtl-optimization/34400
21782 * df-core.c (df_worklist_dataflow_overeager,
21783 df_worklist_dataflow_doublequeue): New functions.
21784 (df_worklist_dataflow): Two different worklist solvers.
21785 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21788 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21791 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21792 and ftree-parallelize-loops.
21794 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21796 PR rtl-optimization/34826
21797 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21799 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21801 * global.c (find_reg): Mark the eh regs as used if necessary.
21802 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21803 * ra.h (struct allocno): no_eh_reg field added. Changed
21804 no_stack_reg type to bitfield.
21806 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21808 * tree.c (substitute_in_expr): Add missing 'break'.
21810 2008-01-17 Richard Guenther <rguenther@suse.de>
21812 PR tree-optimization/34825
21813 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21814 x / x as division to handle.
21816 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21818 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21819 "-pthread" is specified.
21820 * pa-hpux11.h (LIB_SPEC): Likewise.
21822 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21823 Peter Bergner <bergner@vnet.ibm.com>
21825 PR rtl-optimization/33796
21826 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21828 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21830 PR libgfortran/34699
21831 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21833 * pa-hpux10.h (LINK_SPEC): Likewise.
21834 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21836 2008-01-16 Richard Guenther <rguenther@suse.de>
21838 PR middle-end/32628
21839 * fold-const.c (fold_convert_const_int_from_int): Do not
21840 set overflow if that occured only because of a sign extension
21841 change when converting from/to a sizetype with the same
21842 precision and signedness.
21844 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21847 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21848 location address to the correct place. Update copyright year.
21850 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21852 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21853 no dependences in the dependence_relations vector.
21855 2008-01-16 Jan Hubicka <jh@suse.cz>
21857 PR rtl-optimization/31396
21858 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21859 * cfg.c (dump_reg_info): Print it.
21860 * regs.h (struct reg_info_t): add freq_calls_crossed.
21861 (REG_FREQ_CALLS_CROSSED): New macro.
21862 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21863 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21864 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21865 regmove_optimize): Update call crossed frequencies.
21866 * local-alloc.c (struct qty): Add freq_calls_crossed.
21867 (alloc_qty): Copute freq_calls_crossed.
21868 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21869 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21870 * ra.h (struct allocno): Add freq_calls_crossed.
21872 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21874 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21875 libgomp when compiling with ftree-parallelize-loops.
21876 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21878 2008-01-16 Richard Guenther <rguenther@suse.de>
21880 PR tree-optimization/34769
21881 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21882 * tree.c (int_cst_value): Instead make this function more
21883 permissive in what it accepts as valid input. Document this
21884 function always sign-extends the value.
21886 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21887 Richard Guenther <rguenther@suse.de>
21890 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21891 (gimple_fold_indirect_ref_rhs): ... this.
21892 (gimple_fold_indirect_ref): New function with foldings
21893 that preserve lvalueness.
21894 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21895 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21896 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21897 to fold an INDIRECT_REF, fall back to the old use of
21898 fold_indirect_ref_1.
21900 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21902 * tree-data-ref.c (subscript_dependence_tester_1): Call
21903 free_conflict_function.
21904 (compute_self_dependence): Same.
21906 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21909 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21910 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21912 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21913 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21914 for DWARF2_UNWIND_INFO targets.
21916 2008-01-16 Richard Guenther <rguenther@suse.de>
21919 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21920 type qualifiers for function types.
21922 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21924 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21925 loop_iterator li from previous commit.
21927 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21929 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21931 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21933 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21934 (parallelize_loops): Don't parallelize irreducible components.
21936 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21939 * c-opts (c_common_post_options): Do not enable CPP
21940 flag_pedantic_errors by default.
21942 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21944 PR rtl-optimization/31944
21945 * cse.c (remove_pseudo_from_table): New function.
21946 (merge_equiv_classes): Use above function to remove pseudo-registers.
21947 (invalidate): Likewise.
21949 2008-01-13 Richard Guenther <rguenther@suse.de>
21951 PR middle-end/34601
21952 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21953 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21955 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21957 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21958 validate_change to unshare the source of the PC set.
21960 2008-01-12 Jan Hubicka <jh@suse.cz>
21962 PR middle-end/32135
21963 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21964 references above array bounds. This might trigger bounds checks for
21965 pointers to arrays.
21967 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21969 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21970 new_replaceable_dependencies.
21972 2008-01-12 Doug Kwan <dougkwan@google.com>
21974 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21975 instead of OPT_Wreturn_type in warning due to ignored return type
21977 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21978 options included in -Wextra.
21979 * c.opt: New option -Wignored_qualifiers.
21980 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21981 -Wignore_qualifiers.
21982 (-Wignored-qualifiers): Document.
21983 (-Wreturn-type): Remove description of functionality now handled
21984 by -Wignored-qualifiers.
21986 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21989 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21990 NOP_EXPR if it is between integral types with the same precision.
21992 2008-01-12 Jan Hubicka <jh@suse.cz>
21995 * invoke.texi (max-inline-recursive-depth): Fix default value.
21997 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21999 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22002 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22004 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22006 2008-01-11 James E. Wilson <wilson@specifix.com>
22009 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22011 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22013 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22014 save/restore frame pointer register and don't use 'call-prologues'
22015 optimization in function with "OS_task" attribute.
22017 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22019 PR middle-end/31309
22020 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22021 when copying to memory.
22023 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22025 PR rtl-optimization/30905
22026 * cfgcleanup.c: Include dce.h
22027 (crossjumps_occured): New global variable.
22028 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22029 If something changed, set crossjumps_occured to true.
22030 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22031 Don't add/remove fake edges to exit here...
22032 (cleanup_cfg): ...but do it here, when crossjumping.
22033 Run a fast DCE when successful crossjumps occured in the latest
22034 iteration of try_optimize_cfg.
22036 2008-01-11 Richard Guenther <rguenther@suse.de>
22038 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22039 (struct vn_unary_op_s): Likewise.
22040 (vn_reference_insert): Free old reference on hash collision.
22042 2008-01-10 Raksit Ashok <raksit@google.com>
22044 PR rtl-optimization/27971
22045 * combine.c (find_split_point): Split PLUS expressions which are
22046 inside a MEM rtx, and whose first operand is complex.
22048 2008-01-10 DJ Delorie <dj@redhat.com>
22050 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22051 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22052 (m32c_hard_regno_ok): Call the underlying function.
22054 2008-01-10 Richard Guenther <rguenther@suse.de>
22056 PR middle-end/34683
22057 * tree-cfg.c (tree_merge_blocks): Do not go through the
22058 full-blown folding and stmt updating path if we just deal
22059 with virtual operands.
22060 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22061 test for abnormal SSA_NAMEs.
22063 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22065 PR middle-end/34641
22066 * reload.c (push_reload): Add assertions. All constants from
22067 reg_equiv_constant should have been used for replacing the respective
22069 (find_reloads_address): Invoke find_reloads_address_part for
22070 constant taken from the reg_equiv_constant array.
22072 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22074 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22075 field (valnum) the first in the struct. Replace bools with
22078 2008-01-10 Richard Guenther <rguenther@suse.de>
22080 PR tree-optimization/34651
22081 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22082 types and ordering for masking and converting.
22084 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22086 PR tree-optimization/34017
22087 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22088 also for PHI_NODE expressions.
22090 2008-01-09 Jan Hubicka <jh@suse.cz>
22092 PR tree-optimization/34708
22093 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22094 based on number of case labels.
22095 (init_inline_once): Remove switch_cost.
22096 * tree-inline.h (eni_weights_d): Remove switch_cost.
22098 2008-01-09 Richard Guenther <rguenther@suse.de>
22099 Andrew Pinski <andrew_pinski@playstation.sony.com>
22101 PR middle-end/30132
22102 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22103 temporary if an rvalue is ok or an lvalue is not required.
22105 2008-01-09 Richard Guenther <rguenther@suse.de>
22107 PR middle-end/34458
22108 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22109 adjust return type.
22111 2008-01-09 Richard Guenther <rguenther@suse.de>
22113 PR middle-end/34679
22114 * tree.c (host_integerp): Check for sizetype only if the
22115 type is an integer type.
22117 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22120 * opts.c (decode_options): Disable inlining of functions called
22121 once if not in unit-at-a-time mode.
22123 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22125 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22127 2008-01-08 Richard Guenther <rguenther@suse.de>
22129 PR middle-end/31863
22130 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22131 out early if the result will be unused.
22133 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22138 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22139 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22142 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22144 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22145 for vectorization tuned.
22147 2008-01-08 Richard Guenther <rguenther@suse.de>
22149 PR tree-optimization/34683
22150 * tree-ssa-operands.c (operand_build_cmp): Export.
22151 * tree-ssa-operands.h (operand_build_cmp): Declare.
22152 * tree-vn.c (vuses_compare): Remove.
22153 (sort_vuses): Use operand_build_cmp.
22154 (sort_vuses_heap): Likewise.
22155 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22156 to re-use old VEC if available. Do not sort already sorted VUSEs.
22157 (vdefs_to_vec): Do not sort already sorted VDEFs.
22159 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22161 PR middle-end/34694
22162 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22164 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22167 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22168 limitations of reciprocal sequences on x86 targets.
22170 2008-01-08 Richard Guenther <rguenther@suse.de>
22172 PR tree-optimization/34683
22173 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22175 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22178 * config/darwin.c (darwin_mergeable_string_section): Don't use
22179 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22181 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22184 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22185 negxf2. Macroize expander using X87MODEF mode iterator. Change
22186 predicates of op0 and op1 to register_operand.
22187 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22188 expander using X87MODEF mode iterator. Change predicates of
22189 op0 and op1 to register_operand.
22190 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22191 corresponding patterns and macroize using MODEF macro. Change
22192 predicates of op0 and op1 to register_operand and remove
22193 "m" constraint. Disparage "r" alternative with "!".
22194 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22195 macroize using X87MODEF macro. Change predicates of op0 and op1
22196 to register_operand and remove "m" constraint. Disparage "r"
22197 alternative with "!".
22198 (absneg splitter with memory operands): Remove.
22199 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22200 patterns and macroize using X87MODEF mode iterator.
22201 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22202 Change predicate of op1 to register_operand.
22203 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22204 for memory operands.
22206 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22208 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22210 2008-01-07 Richard Guenther <rguenther@suse.de>
22212 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22215 2008-01-07 Richard Guenther <rguenther@suse.de>
22217 PR tree-optimization/34683
22218 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22219 VOPs of the needed size to save memory. Use VEC_quick_push
22220 to save compile-time.
22221 (vdefs_to_vec): Likewise.
22223 2008-01-07 Sa Liu <saliu@de.ibm.com>
22225 * config/spu/spu.md (divdf3): Genetate inline code for double
22226 division. The implementation doesn't handle INF or NAN, therefore it
22227 only applies when -ffinite-math-only is given.
22229 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22232 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22233 * doc/cpp.texi ([Common Predefined Macros]): Document.
22235 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22237 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22238 order to use commutative addition instead of subtraction.
22240 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22241 Mircea Namolaru <namolaru@il.ibm.com>
22242 Vladimir Yanovsky <yanov@il.ibm.com>
22243 Revital Eres <eres@il.ibm.com>
22245 PR tree-optimization/34263
22246 * tree-outof-ssa.c (process_single_block_loop_latch,
22247 contains_tree_r): New functions.
22248 (analyze_edges_for_bb): Call process_single_block_loop_latch
22249 function to empty single-basic-block latch block if possible.
22251 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22253 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22255 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22257 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22259 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22261 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22263 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22265 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22267 PR tree-optimization/34618
22268 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22271 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22274 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22275 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22276 Update copyright year.
22278 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22279 Update copyright year.
22280 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22283 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22285 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22286 edge does not point to current bb before changing need_assert.
22288 2008-01-04 Richard Guenther <rguenther@suse.de>
22290 PR middle-end/34029
22291 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22292 for verifying purposes if they are is_gimple_min_invariant.
22294 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22296 PR tree-optimization/34448
22297 PR tree-optimization/34465
22298 * gimplify.c (gimplify_init_constructor): Add new parameter
22299 notify_temp_creation. Use it.
22300 (gimplify_modify_expr_rhs): Take volatiles into account when
22301 optimizing constructors.
22302 Do not optimize constructors if gimplify_init_constructor will dump to
22304 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22305 * gcc.c-torture/compile/pr34448.c: New.
22307 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22309 PR gcov-profile/34609
22310 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22311 return_slot if result is TREE_ADDRESSABLE.
22313 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22315 * config/mips/mips.md (sqrt_condition): Tweak comment.
22316 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22318 2008-01-03 Tom Tromey <tromey@redhat.com>
22321 * c-common.c (c_type_hash): Handle VLAs.
22323 2008-01-03 Jan Hubicka <jh@suse.cz>
22325 PR tree-optimization/31081
22326 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22327 0 when inlining and not inlining to first basic block.
22328 (remap_decl): When var is initialized to 0, don't set default_def.
22329 (expand_call_inline): Set entry_bb.
22330 * tree-inline.h (copy_body_data): Add entry_bb.
22332 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22335 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22338 PR tree-optimization/29484
22339 * tree-inline.c (inline_forbidden_p_2): New function.
22340 (inline_forbidden_p): Disallow inlining if some static var
22341 has an address of a local LABEL_DECL in its initializer.
22342 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22345 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22347 PR tree-optimization/34635
22348 * tree-data-ref.c (add_other_self_distances): Make sure that the
22349 evolution step is constant.
22351 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22353 PR middle-end/34608
22354 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22356 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22358 * tree-sra.c (scalarize_init): Insert the generate_element_init
22359 statements after the generate_element_zero statements.
22361 2008-01-02 Richard Guenther <rguenther@suse.de>
22363 PR middle-end/34093
22364 PR middle-end/31976
22365 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22366 for very large number of operands instead of ICEing.
22368 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22371 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22372 while stack probing.
22374 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22376 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22379 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22381 PR libmudflap/26442
22382 * tree-mudflap.c (mx_register_decls): Guard warning by
22383 !DECL_ARTIFICIAL check.
22385 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22387 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22388 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22389 sse5_perm<mode>): Fix constraints.